41results about "Substation/switching arrangement cooling/ventilation" patented technology

The invention discloses a control panel cabinet placed in open air. The control panel cabinet comprises a cabinet body and a cabinet door, wherein the upper end of the cabinet body is provided with an air outlet; a side face of the cabinet body is provided with an air inlet; the air inlet is covered by a dust-proof mesh; an exhaust fan is arranged on the air outlet; the top of the cabinet body is also provided with a V-shaped top cover; the edge part of the V-shaped top cover is provided with a horizontally inward edge plate; the V-shaped top cover is fixedly arranged at the upper end of the cabinet body; the edge part is circumferentially and uniformly provided with air holes. According to the control panel cabinet placed in open air, the heat in the control panel cabinet is discharged to the exterior of the cabinet body through the air holes formed in the edge plate; since the air holes are positioned in the inner side of the V-shaped top cover, the rainwater can be prevented from entering the cabinet body through the air holes, and the rain-proof performance is good; the exhaust fan can be used for quickly discharging the heat in the cabinet body, so the heat dissipation effect is good.

The invention discloses a power distribution cabinet closed mutual-transmission type laminated cooling fin component in a high-heat area and belongs to the electromechanical power distribution cabinetequipment field. The component comprises a power distribution cabinet body. A heat exchange hole is arranged in an upper end of the power distribution cabinet body. The cooling fin component is installed in the heat exchange hole. The cooling fin component comprises a plurality of mutual transmission cooling units which are stacked up and down. Each mutual transmission cooling unit comprises a wavy cooling fin and a breathing type sealing piece. The two adjacent upper and lower wavy cooling fins are connected in a sealed mode through the breathing type sealing piece. A plurality of uniformlydistributed heat exchange condensation rods are embedded in lower ends of the wavy cooling fins. A condensing agent and a plurality of accelerated heat exchange balls are filled in each mutual transmission cooling unit. Heat in a power distribution cabinet can be transferred to the outside world through a closed stacking mode in a multi-time mutual transmission manner, the lossless condensing agent is used as a medium for heat exchange, the heat is concentrated in the cooling fin component and then is transferred to the outside world, and an internal portion of the power distribution cabinet is kept within a proper temperature range all the time.

The invention discloses a heat-radiating power cabinet mounted in a clamped mode. The heat-radiating power cabinet comprises a top plate, a power cabinet body, a base and support legs. An electric component mounting plate is arranged on the inner side of the power cabinet body. The top plate and the base are respectively arranged at the top and the bottom of the power cabinet body. The support legs are arranged at the bottom of the base. A plurality of upper insertion rods are mounted on the outer ring of the lower side of the top plate. Upper insertion grooves matched with the upper insertionrods are correspondingly formed in the top of the power cabinet body. A plurality of lower insertion rods are mounted on the outer ring of the upper side of the base. Lower insertion grooves matchedwith the lower insertion rods are correspondingly formed in the bottom of the power cabinet body. Fixing holes communicated with the upper insertion grooves and the lower insertion grooves are formedin the inner wall of the power cabinet body. Upper clamping components are mounted on the fixing holes corresponding to the upper insertion grooves. Lower clamping components are mounted on the fixingholes corresponding to the lower insertion grooves. The heat-radiating power cabinet has the advantages of novel structure, reasonable design, convenience in mounting and demounting, stability, reliability, improved construction efficiency, good heat radiation effect, convenience in later-period maintenance, and popularization and application benefiting.

The invention discloses an integrated heat radiation structure of a localization device. The integrated heat radiation structure comprises a base which is provided with an air box and a fixing frame. Two heat radiation fans are arranged on the air box through two first rotating shafts. A machine body is arranged on the fixing frame. Two wavy ventilating ports are symmetrically arranged on the machine body. An annular inserting slot is arranged on the base. An installing frame is inserted in the annular inserting slot. A first connecting rod is fixedly connected at the lower end of the installing frame. One end, which is away from the installing frame, of the first connecting rod is provided with a second rotating shaft. The second rotating shaft is provided with a worm gear. A third rotating shaft and a worm rod are inserted on the base. The third rotating shaft penetrates through the base and is connected with a second driving motor arranged outside the base. A first transmission wheel is arranged on the third rotating shaft. The integrated heat radiation structure is ingenious in structure and convenient to use and performs heat radiation through various heat radiation modes so that the heat radiation effect is more obvious, heat radiation can be more comprehensively performed and the integrated heat radiation structure is worthy of popularization.

The invention relates to the field of electric power equipment, in particular to a box-type substation, comprising a water collecting mechanism, an outer frame, a mounting bracket, a pressing-down mechanism, a cooling mechanism, a sliding mechanism, a water storage mechanism, a heat dissipating mechanism, a connecting mechanism, a pushing mechanism and a mounting port. Rainwater evaporates from the inside of the main tank on sunny days, the spring returns the main tank, A first copper sheet and a second copper sheet are electrically connected, Further, the electric pushing rod moves the pushing plate forward to realize that the connecting frame drives the connecting plate to rotate the rotating shaft counterclockwise, thereby realizing the opening of ash baffle plates on the surfaces of aplurality of rotating shafts, Heat dissipation is realized. On rainy days, rain water enters into the inside of the main water tank, the spring contracts, the first copper sheet is separated from thesecond copper sheet, the electric push rod is powered off, the pusher plate is moved backward, the rotating shaft rotates clockwise to open the ash baffle plate so as to prevent rain water from entering the mounting frame, and the side contact between the auxiliary water tank and the mounting frame starts to cool down.

The invention discloses a low-voltage draw-out type switch cabinet. The low-voltage draw-out type switch cabinet comprises three component parts, i.e., a cabinet A, a cabinet B and a cabinet C. The three cabinets are combined to form an integral body, the lower ends of the cabinet A, the cabinet B and the cabinet C are provided with horizontally arranged air inlet fences, the side walls of the cabinet A, the cabinet B and the cabinet C are provided with air outlets, and separator plates are arranged and connected among the three cabinets. The low-voltage draw-out type switch cabinet is reasonable in structural design, good in ventilation and heat dissipation effect and low in noise.

The invention discloses a mobile and fixed anti-theft power cabinet, which includes a power cabinet device and a mobile fixing device; the left end of the cabinet door is arranged on the front side of the cabinet body through two upper and lower hinges, and an observation window is arranged on the upper side of the cabinet door. The lower side of the cabinet door is provided with a heat dissipation grill; the horizontal bar is arranged on the upper side of the cabinet body, and the left and right ends of the bar are fixed on the inner walls of the left and right sides of the cabinet body. Several drying bags are evenly arranged on the bar. Anhydrous calcium chloride desiccant is provided; a temperature sensor and a controller are set up and down in the middle section of the inner wall on the left side of the cabinet, an air inlet is provided on the lower left side of the cabinet, a resistance wire is provided inside the air inlet, and a The air outlet is equipped with a cooling fan; the invention is an anti-theft power cabinet that is easy to move and fix, and has a reasonable structural design and a long service life. , low maintenance cost and strong practicability.

The invention relates to the technical field of switch cabinets, in particular to an electric power intelligent switch cabinet with a heat dissipation function, which comprises a cabinet body, a heatconduction plate is embedded into a shell of the cabinet body, the heat conduction plate penetrates through the shell of the cabinet body, and an air column groove, an air hole, a side pipe cavity anda thin pipe cavity are formed in the heat conduction plate. One end of the air column groove is communicated with the air hole, the other end of the air column groove extends to the outside, one endof the air hole extends into the inner cavity of the cabinet body, and one side of the air column groove is communicated with a side pipe cavity. According to the structural design, the multiple heatconduction plates can be automatically adjusted to conduct heat discharging work, airflow can flow and be discharged out only when the temperature in the cabinet body is too high, flowing of airflow is reduced as much as possible at other positions, dust can be reduced to a certain extent, and the interior of the cabinet body is kept clean and tidy.

The invention discloses an outdoor power distribution cabinet having a cooling and dehumidification function. The outdoor power distribution cabinet comprises a cabinet body and a cabinet door, wherein the cabinet body and the cabinet door are connected by a rotation shaft, an elastic sealing layer is arranged around the cabinet door and is arranged on the cabinet body in an embedment mode, an inverse V-shaped top cover is arranged at the top of the cabinet body, heat isolation layers are arranged on outer surfaces of the cabinet door and the cabinet body and the inverse V-shaped top cover, awaterproof support is connected to the bottom of the cabinet body, an isolation layer and a water absorption layer are sequentially laid in the bottom of the cabinet body from bottom to top, a temperature sensor, a humidity sensor and an air absorption hopper are arranged in the cabinet body, a pipeline connected with the air absorption hopper penetrates out of a side wall of the cabinet body, enters a cooling water tank and finally returns to the power distribution cabinet through the side wall of the cabinet body, a moisture absorption cavity, a drying cavity and a cooling cavity are sequentially arranged in the pipeline, the temperature sensor and the humidity sensor are used for detecting temperature and moisture in the cabinet, the moisture absorption cavity, the drying cavity and thecooling cavity are used for sequentially performing moisture absorption, drying and cooling on a gas, and the automatic cooling and dehumidification function of the power distribution cabinet is achieved.

The invention discloses a novel intelligent intermediate cabinet, including cabinet, at that bottom of the inn cavity of the cabinet, a bus bar placing rack is arrange, the upper surface of the bus bar placing frame is hinged with a finite position plate, a line groove 2 is arranged on that side surfaces of the limit plate and the bus bar placing frame, the side surfaces of the cabinet inner cavity are respectively provided with a sliding groove 1 and a sliding groove 2, a mounting plate 2 is slidably connected to the upper surface of the slide groove 1, an upper surface of that mount plate 2is provided with a cable rack, the front side of the cable rack is uniformly distributed with a cable groove 1, the novel intelligent central cabinet is convenient to classify and fix the bus-bar outgoing cables by providing a bus-bar placing rack and a limit plate, as that cable rack and the cable slot are arrange, the cable can be sorted and fix; as the sliding slot and the sliding slot are arranged, the mounting plate and the mounting plate can be disassemble and installed; and as the wireless transceiver is arranged, the PLC controller can be connected with the external equipment, and theremote control can be carried out, and the use is relatively convenient.

The invention relates to a floor pan (100) for connecting a roof-mounted cooling device to the roof of a switch cabinet for coupling an inner chamber of the switch cabinet to the inner circuit of the refrigerant circulation of the roof-mounted cooling device, having at least one air inlet opening (106) aligned with the hot air outlet of the inner chamber of the switch cabinet and at least one air outlet opening communicating with the cold air inlet(s) of the inner chamber of the switch cabinet, wherein the air inlet opening(s) and the air outlet opening(s) are provided in the base (102) of the floor pan (100) and are covered by ventilation grilles (108) or ventilation louvres (22, 24, 26). The floor pan is characterized in that a plurality of air outlet openings are arranged surrounding the at least one air inlet opening (106) and at last some of the air outlet openings are covered by ventilation louvres (22, 24, 26) that are pivotable about an axis running in the plane of the floor (102) and are rotatable about an axis running perpendicular to the plane of the floor (102).

The invention provides a power distribution control device of a pure electric ship power supply. The power distribution control device comprises LED indication lamps, a voice playing device, a display screen, a key placing plate, wiring terminals, relays, a controller, control keys, a baffle plate, a lock and drawer sliding rails, wherein the voice playing device, an emergency key and the display screen are arranged on a front end surface of a cabinet door, the wiring terminals, the relays and the controller are arranged on a rear wall in a cabinet body, the wiring terminals are connected with the corresponding relays through wires, the control keys are connected with the key placing plate through the two drawer sliding rails, the baffle plate is connected with the cabinet door by the lock, the control keys are connected with the controller through wires, and the controller is connected with the LED indication lamps, the voice playing device, the display screen and the relays separately through wires. The power distribution control device is convenient to use and operate, the power of the power supply is effectively distributed, various information of an output power is observed at any time, and the power distribution control device is convenient to install and maintain and is high in stability and reliability.

The invention relates to a novel power distribution cabinet body, and the cabinet body comprises a cabinet body frame, a cabinet body top cover, and an anti-fall support. The cabinet body top cover comprises a top cover top plate, a top cover plate, cooling fins, cable buckles, and clip buckles. The cooling fins are arranged to be inclined relative to the top cover top plate. The top cover top plate is provided with the cable buckles formed through one-time stamping. A side surface of the top cover is of a clip-shaped buckle structure. The anti-fall support comprises an anti-fall support roller, movable cushion blocks, hinges, a wheel shaft and an M6 stud. The anti-fall support roller is connected with the movable cushion blocks through the hinges, and the movable cushion blocks and the hinges form two sets, wherein one set is connected with a cabinet body door, and the other set is connected with a cabinet body vertical column. The M6 stud is used for fixing and locking the anti-fall support, and the wheel shaft is used for cooperating with the anti-fall support roller. The cabinet body has a double-layer structure, and is high in in strength of the top cover. The cabinet body is good in heat dissipation effect, and guarantees the normal operation of internal elements of a power distribution cabinet. The cabinet body can effectively prevent the cabinet door from sagging because of the gravity after elements are installed.

The invention belongs to the technical field of electric power metering cabinets, and particularly relates to an electric power metering cabinet ventilation device which comprises a cabinet body, a cabinet door is rotationally connected to the left side of the cabinet body through hinges, a baffle is fixedly installed at the top end of the cabinet body, an air inlet is formed in the middle of the right side of the cabinet body, and a mounting plate is fixedly installed at the upper end of the right side of the cabinet body. According to the scheme, an exhaust fan is controlled to work, air in the cabinet body can be pumped out through an exhaust pipe, air circulation in the cabinet body is accelerated, the heat dissipation effect is further achieved, filter screen plates are arranged on the outer sides of the air inlet and the exhaust pipe, external dust can be filtered, dust is prevented from entering the cabinet body, influence on using precision and service life of electric elements in the cabinet body are avoided. Due to the fact that the filter screen plate is prone to blockage after being used for a long time, a push rod motor is controlled to work, a brush can be stably pushed to move up and down through a push rod, dust attached to the filter screen plate on the outer side of the air inlet is further automatically cleaned, and labor is saved.

The invention relates to an outdoor power distribution cabinet with a top automatic snow removing function. The outdoor power distribution cabinet comprises a cabinet body and a cabinet top. The cabinet top comprises a cone top and a support base, the support base is a box structure and only an upper part of the support base is opened, a placement area is formed inside a cone top cover, an air pump, a heater and a battery are arranged in the placement area, the heater is provided with an air inlet pipe and an air outlet pipe , the air inlet is connected to an air outlet of the air pump, an auxiliary top is arranged in the middle of the top of the cone top, a lower part of the auxiliary top is set on the cone top through sealing plates at two sides and two ends of the auxiliary top are sealed, a gap is formed between the auxiliary top and the cone top to form an air channel 1, an upper part in the cone top is sealed through a sealing plate 2 to form an air channel 2, the air channel communicates with the air channel 1, and the air outlet pipe is connected to the air channel 2. The deficiencies of the prior art are overcome, the outdoor power distribution cabinet has a good ice and snow removing function, the ability of the outdoor power distribution cabinet against blizzard is greatly improved, and the use of the outdoor power distribution cabinet during a cold winter is ensured.

The invention discloses an anti-snow-accumulation power distribution cabinet, which comprises an electric cabinet side frame, an electric cabinet upper top cover, an electric cabinet door, an electriccabinet inner side frame, an electric cabinet rear cover, an electric appliance element seat, an inner side frame moving device and an electric cabinet base, and the electric cabinet side frame, theelectric cabinet upper top cover, an electric cabinet snow sweeping device, the electric cabinet door, the electric cabinet inner side frame and the electric cabinet rear cover are installed on fastening screws. the electric cabinet snow sweeping device is installed on the lower side of the electric cabinet upper top cover, so that the snow sweeping brush unit moves up and down on the upper surface of the electric cabinet upper top cover, the electric appliance element seat is oppositely installed on the inner side of the electric cabinet rear cover, and the inner side frame moving device drives the electric cabinet inner side frames on the two sides of the whole inner side to move as required to change the ventilation condition inside the power distribution cabinet. According to the invention, in the aspects of use, labor force can be saved for snow removal, the accident probability of the power distribution cabinet in the using process is reduced, snow removal work of the snow removal mechanism can be automatically adjusted according to the environment, the ventilation condition in the power distribution cabinet is changed, and the power distribution cabinet has dust removal, snow prevention and water prevention functions.

The invention discloses a high-heat-dissipation modular transformer substation box. The transformer substation box comprises a box body, wherein a first water tank is arranged on a lower side of the box body, the box body is supported through supporting columns arranged in a rectangular mode, a temperature sensor is arranged in the box body, the first water tank is connected with a water inlet pipe, a submersible pump and an electronic liquid level meter are arranged in the first water tank, and the submersible pump is connected with a second water tank through pipelines; the second water tankis located at the upper side of the middle part of the box body, and a vertical upward ventilation pipe is arranged in the second water tank, and an upper end of the ventilation pipe runs through thesecond water tank. The ventilation area of the lower side is changed through the shaking plates on the two sides so as to adapt to different heat dissipation effects, water is spread through step plates, the inclined plates and the water absorption layers on the shaking plates, the evaporation area of the water is increased; heat transfer efficiency is improved, and then the local temperature ischanged, the upper side of a semiconductor chilling plate generates heat, a lower side of the semiconductor chilling plate refrigerates, and hot air rises, so the negative pressure is formed in the vent pipe to form air flow, and the lower side of the semiconductor chilling plate refrigerates and enters the box body through airflow and the fan.

The invention relates to the technical field of switch cabinets, and particularly relates to a high-voltage armored intelligent drawer-type vacuum switch cabinet. The vacuum switch cabinet comprises acabinet body, wherein a plurality of drawers are slidably connected in the cabinet body, a fan is mounted at the top of the cabinet body through bolts, an exhaust fan is mounted at the top end of therear side wall of the cabinet body through bolts, an air suction pipe is fixed to an air inlet in the bottom end of the exhaust fan through a bolt, a plurality of connecting pipes are communicated with the air suction pipe, the number of the connecting pipes is consistent with that of the drawers, each connecting pipe is communicated with the interior of the corresponding drawer, the upper end ofthe interior of the cabinet body is provided with a fixing plate at the lower end of an air outlet of the fan, and a plurality of moisture adsorption pipes are arranged on the fixing plate. By arranging the moisture adsorption pipe and the exhaust fan, the problems that a heat dissipation device of a common high-voltage switch cabinet is poor in heat dissipation performance, and if the environment where the switch cabinet is located is humid, moisture in air can be brought into the switch cabinet in the heat dissipation process, and accidents are likely to be caused are solved.

The invention discloses an intelligent on-line diagnosis system of a capacitor cabinet. The intelligent on-line diagnosis system comprises: a capacitor; a capacitor box which is arranged below the capacitor cabinet, wherein the capacitor is arranged in the capacitor box; a pressure detection device which is arranged in the capacitor box and abuts against a shell of the capacitor so as to detect the pressure of the shell of the capacitor on the pressure detection device; a controller which is electrically connected with the pressure detection device; a communication module which is electrically connected with the controller; and a background management center which is electrically connected with the controller through the communication module. According to the invention, the bubbling condition of the capacitor in the capacitor cabinet can be detected and diagnosed on line, so that the safety condition of the capacitor can be diagnosed and pre-judged.

The invention discloses an electric power distribution cabinet, comprising a top seat arranged in a cabinet body and a radiator used for cooperating with the top seat, a plug block is fixedly arranged on the top of the radiator, and the left end of the plug block A first slot hole is arranged on the surface, a second slot hole communicated with the first slot hole is arranged on the right end surface of the insert block, a power conduction head is arranged in the middle of the top surface of the insert block, and the top seat bottom The end face is provided with a slot that extends upward and is used to cooperate with the insert block; in the present invention, the radiator is securely and stably fixed on the top of the cabinet, and the hot air on the top is discharged, and the heat dissipation effect is good, effectively avoiding the An electric shock accident occurs when the radiator is installed and removed, the whole device is convenient and quick to operate, and the installation and removal efficiency of the radiator is high.

The invention belongs to the technical field of electric power engineering construction, and particularly relates to an electric power engineering construction-based junction box. The junction box comprises a fixed base; an external protection box and an internal protection box are fixedly mounted at the top of the fixed base, and the internal protection box is located in the external protection box; a gap is reserved between the external protection box and the internal protection box, the front surface of the external protection box is provided with a junction box door, the top of the external protection box is fixedly provided with a box body protection top cover, and the front surface of the external protection box is fixedly provided with a component placing plate. According to the junction box for electric power engineering construction, the junction box is divided into the external protection box and the internal protection box, the external protection box is provided with an inclined through groove, and the top of the external protection box is provided with a groove, so that air convection is formed when air flows through the interiors of the external protection box and the internal protection box, the heat of components in the junction box is taken away, and the temperature in the junction box is reduced.

The invention discloses a special device for an FTU special power supply, and the device comprises a terminal main body and a stable energy system. The terminal main body comprises heat dissipation holes, water absorption cellucotton and an intermittent drainage assembly. The stable energy system comprises an input module, a first power supply module, a current-limiting resistor module, a super capacitor module and a second power supply module. According to the device, the requirements of a core device and high-power switching operation are met through a stable energy system, water absorptioncellucotton is extruded and drained through the intermittent drainage assembly, rainwater is prevented from seeping into a terminal through the water absorption cellucotton, and the first drainage component and the second drainage component are driven by the motor to extrude from the two sides to the middle at the same time; water in the water-absorbing cellucotton is quickly emptied, and the working efficiency is improved. And intermittent extrusion drainage is carried out on one side during drainage, so that the situation that the heat dissipation capacity of the terminal is affected due tothe fact that the water-absorbing cellucotton is extruded again when absorbing water insufficiently is avoided.

The invention discloses a high-protection-performance electric power cabinet capable of stably classifying internal circuits and used for electric power. The high-protection-performance electric power cabinet comprises: a cabinet body, wherein the cabinet body is a main shell structure of the electric power cabinet, the outer surface of the cabinet body is provided with a support plate, and the outer surface of the support plate is connected with heat dissipation fins; a top cover, which is located at the top end of the cabinet body, wherein a wheel shaft is connected to the interior of the top cover, and an ion spray point is arranged at the top end of the wheel shaft; and a fixing frame, which is located at the bottom end of the top cover, wherein an activated carbon filter screen is arranged on the outer surface of the fixing frame, and air cylinders are arranged at the left end and the right end of the fixing frame. According to the high-protection-performance electric power cabinet capable of stably classifying the internal circuits, cables are cooled in an air cooling mode, so faults of the cables caused by high temperature influence are reduced; and the top cover and the fixing frame form a lifting structure, rainwater can be prevented from entering a ventilation pipeline of the electric power cabinet in rainy and snowy days, and wind energy can be continuously utilized to cool the interior of the cabinet, so the overall practicability of the electric power cabinet is improved.

The invention discloses a static reactive power compensation device based on Internet of Things. The device comprises a device main body, a shell is mounted at the front end of the device main body, a configuration screen is embedded in the outer surface of the front end of the shell, heat dissipation holes are formed in the bottom shell of the device main body, and an NB Internet of Things communication circuit board is mounted in the device main body. The NB Internet of Things communication circuit board is provided with an NBIOT module, one side of the NBIOT module is provided with an NB Internet of Things card, the front end edge of the NB Internet of Things communication circuit board is provided with an RS485 communication interface, the front end of the NB Internet of Things communication circuit board is connected with an NBIOT antenna above the RS485 communication interface, and the NB Internet of Things card is connected with the NBIOT antenna. The NB Internet of Things communication circuit board is electrically connected with the main control board through a connecting wire. According to the static reactive power compensation device based on the Internet of Things, reactive power compensation data are transmitted to the Internet of Things platform by adopting the Internet of Things, so that the operation state of the device can be remotely analyzed, the operation is stable, and the cost is relatively low.

The invention provides a photoelectric line power distribution auxiliary device of a 5G network and relates to the technical field of 5G power distribution. In the prior art, structural improvement fails to realize auxiliary cooling in a power distribution cabinet by means of linkage while opening a door, structural improvement fails to realize the combination of an auxiliary cooling device and an auxiliary locking of a door plate. The invention just aims to solve the above problem. The photoelectric line power distribution auxiliary device of the 5G network comprises a box body, the box body is of a rectangular box-shaped structure, and the box body is fixed to a wall. The number of blades is six, the six blades are welded to a spray pipe in a rectangular array shape, and the spray pipe and the blades jointly form an auxiliary cooling structure in the box body. Due to the fact that a tooth bar is welded to the rear end face of a connecting block, the tooth bar is meshed with a gear when the door plate moves rightwards by 20 cm, and the tooth bar makes contact with an elastic gas cylinder when the door plate moves rightwards by 40 cm, double heat dissipation of electrical components in the box body can be achieved when the door plate is pulled.

An anti-collision municipal engineering power distribution cabinet disclosed by the present invention comprises a prefabricated concrete frame placed in a foundation pit, a prefabricated concrete base plate encloses the outer side surface of the top end of the prefabricated concrete frame, the outer end of the prefabricated concrete base plate is provided with a vehicle detector, and a stainless steel cabinet body is located in the prefabricated concrete frame. A micro servo motor is fixed in the prefabricated concrete base plate, the stainless steel cabinet door is installed at the top end of the stainless steel cabinet body through a hinge, the lower surface of an electric telescopic rod is fixed in the prefabricated concrete frame, and a micro refrigerating machine is located on the rear side of a circulating water pump. According to the anti-collision power distribution cabinet for municipal engineering, the stainless steel cabinet body is prevented from being collided by a vehicle, efficient heat dissipation is achieved, energy is saved, the influence on the stainless steel cabinet body caused by uneven settlement of a foundation is avoided, and dust in a municipal construction site is prevented from influencing electrical elements in the stainless steel cabinet body.