31 results about "Power equipment" patented technology

The present invention provides a method for determining arc discharge as well as failure of mechanical vibration and abnormal displacement in power equipment using acoustic energy feature. Here, acoustic energy feature is firstly introduced to realize real-time, online inspection of failure in power equipment, enabling qualitative determination of discharge as well as mechanical vibration and abnormal displacement, so as to improve early warning before damage. Two factors, in which one is early detection of discharge, and the other is early detection of mechanical vibration and abnormal displacement, are considered. When abnormality of any one of these factors is emerged, it is demonstrated that hidden trouble is presented. Here, acoustic energy feature is used to perform real-time, online monitoring. Due to reliable diagnosis and strong interference resistance provided by sound source signals, the operating condition in which the equipment is situated may be reflected clearly, avoiding damage to electric power grid.

The invention relates to a hydraulic lifting rotation device for X-ray imaging detection. The hydraulic lifting rotation device is characterized by comprising a platform base (1), wherein moving idler wheels (2) are mounted at the bottom of the platform base (1); foldable bottom supporting legs (3) are also mounted on the platform base (1); a lifting column (10) is mounted on the platform base (1); a lifting rotation platform (8) is mounted on the lifting column (10) and is connected with a hydraulic mechanism (5) on the platform base (1) so as to move up and down along the lifting column (10); an X-ray emitter bracket (7) is also mounted on the lifting rotation platform (8); an X-ray emitter (6) is mounted on the X-ray emitter bracket (7). The hydraulic lifting rotation device can serve as a convenient and quick bracket for a movable height-adjustable/angle-adjustable X-ray emitting device. The efficiency and the convenience of the X-ray imaging detection of field power equipment are improved.

The invention discloses an intelligent assignment scheduling AR multi-person remote assistance method based on an ant colony algorithm. The method comprises the following steps of: an operation and maintenance worker operates the intelligent operation and maintenance APP and wears AR glasses on site; operation and maintenance are carried out through a fault detection operation and maintenance module of the intelligent operation and maintenance APP. In case of difficult operation and maintenance which cannot be solved, remote assistance is applied through a remote assistance module of the intelligent operation and maintenance APP, an AR glasses camera is used for directly transmitting a field situation to an expert remote assistance center at a first-person perspective, and the expert remote assistance center intelligently judges experts in related technical fields through an ant colony algorithm to give field connection guidance. According to the power equipment fault detection operation and maintenance mode, the skill knowledge reserve requirement for basic operation and maintenance personnel can be reduced, the workload is reduced, experts in related technical fields are intelligently judged by adopting an ant colony algorithm model for matching guidance, the optimal solution of expert scheduling can be quickly found in a short time, and the resource utilization rate is improved.

The invention relates to a novel anti-eccentric wear hydraulic oil extraction device which comprises surface power equipment and underground produced liquid equipment. The surface power equipment comprises a power liquid storage tank, a plunger pump, an energy accumulator and a reversing valve; the underground produced liquid equipment comprises a power liquid pipeline, a power pump and a produced liquid oil tube, the lower portion of the power liquid pipeline is connected with a power pump piston, the lower portion of the produced liquid oil tube is connected with an oil extraction pump pump-cylinder, the oil extraction pump pump-cylinder is internally provided with an oil extraction pump plunger which is internally provided with a traveling valve, the lower portion of the oil extraction pump pump-cylinder is connected with an underground oil tube, a standing valve is arranged on the position where the underground oil tube and the oil extraction pump pump-cylinder are connected, and a produced liquid storage cavity is formed between the oil extraction pump plunger and the standing valve; a power pump cylinder barrel is connected with the oil extraction pump plunger through a weighing rod in an up and down mode; a produced liquid outlet is formed in the upper end of the produced liquid oil tube. Power liquid and produced fluid are isolated all the time, and huge equipment on the ground is removed; the reversing valve is arranged on the ground, the underground structure is simple and reliable, and operation is convenient; meanwhile, the problem that the service life of underground equipment is short is solved.

The invention discloses a rolling type power equipment electric leakage troubleshooting device and a troubleshooting method thereof. The device comprises a movable mainboard, wherein a supporting guide rail is vertically and fixedly connected to the upper right side of the movable mainboard, a U-shaped frame is slidably connected to the supporting guide rail, and a supporting spring is verticallyand fixedly connected between the U-shaped frame and the inner bottom of the supporting guide rail; a pin roller is arranged on the inner side of the U-shaped frame, an electroprobe is horizontally and fixedly connected to the outer wall of the U-shaped frame, and an electric leakage detection mechanism is arranged on the pin roller. The roller drives the conductive fibers to roll along the arrangement vertical surface of the to-be-detected electrical element, and the single conductive fiber is slender and is combined with the brush-shaped end head of the conductive fibers, so that the contactwith a detection position is facilitated, the detection effect is improved; when electric leakage exists at a certain position, the current is conducted to the electroprobe along elements such as theconductive fiber, so that a worker operating the device can be conveniently reminded of an electric leakage position.

The invention provides an unmanned plane device with a function of giving an alarm against the overheating of high-voltage equipment, and the device comprises an unmanned plane body, an unmanned plane thermosensitive signal temperature-sensing apparatus, a radio signal transmitting system, a ground thermosensitive radio signal receiving system, a control module, and an alarm. In operation, a remote-control unmanned plane is started to rise, and flies in the space above power high-voltage equipment or a high-voltage transmission line in a transformer station for inspection. The remote-control unmanned plane achieves the temperature inspection and monitoring of the power high-voltage equipment and the high-voltage transmission line through a wide-angle infrared thermosensitive lens. A radio signal transmitter enables a thermosensitive radio signal to be transmitted to a ground thermosensitive radio signal, thereby forming a heating image which is used by an operator for observing the power high-voltage equipment in real time. Moreover, the information is transmitted to the control module, and the control module carries out analysis and gives an alarm. Compared with a conventional unmanned plane for the inspection and monitoring of the power equipment, the device has great advantages in guaranteeing the personal safety and operation safety of the power grid.

Aiming at the problem that there is no standard for power equipment inspection in the prior art, the invention provides a middle tower inspection method based on unmanned aerial vehicle infrared detection, and the method comprises the steps: firstly detecting one side close to a take-off and landing point based on the take-off and landing point of an unmanned aerial vehicle; and during inspection,inspecting one side of the middle tower from bottom to top, then passing over the top of the middle tower and performing inspecting from top to bottom, and completing the inspection process. According to the shape of the middle tower, an inspection route of the unmanned aerial vehicle is set to take a take-off and landing point of the unmanned aerial vehicle as the standard, and one side close tothe take-off and landing point is detected; and during inspection, one side of the middle tower is inspected from bottom to top, then the top of the middle tower is passed over, and inspection is performed from top to bottom to finish the inspection process, so that the inspection steps are saved, and no omission is caused. In the inspection process, a multi-angle photographing mode is adopted for the inspection position, the possibility of missing photographing is reduced, and finally the accuracy of the inspection result is improved.

The invention provides an intelligent inspection robot for power equipment, which comprises a track assembly, a track robot and an upper computer control system. The track robot is arranged on the rail assembly in a sliding mode. The upper computer control system comprises a local control unit, a communication unit and a man-machine interaction unit. The local control unit is used for issuing various operation instructions to the track robot. The communication unit is used for realizing data intercommunication between the local control unit and the man-machine interaction unit. The man-machineinteraction unit is used for realizing remote control of the track robot. Real-time acquisition and intelligent analysis of operation condition information such as the state of the track robot and device signals can be realized, environmental quality factors such as temperature and humidity can also be monitored, and the requirement for inspection operation of power equipment can be met.

The invention discloses a GIS mechanical fault diagnosis method based on mechanical state signal analysis, and relates to the technical field of power equipment monitoring, and the method comprises the steps: collecting a vibration signal of GIS equipment in a running state; performing noise reduction processing on the acquired vibration signal by using a pole symmetry mode decomposition (ESMD) method and a relative entropy method; extracting a feature vector contained in the signal by using Hilbert transformation; performing attribute reduction on the feature vectors by using a rough set theory and establishing a diagnosis decision table; and establishing a three-layer forward neural network fault diagnosis model according to the diagnosis characteristic decision table. Compared with a traditional method, the method can be applied to intelligent diagnosis of different types of mechanical faults of the GIS device, and has the advantages of being good in real-time performance and high in diagnosis accuracy.

The invention discloses a high-temperature-resistant insulation material applied to power equipment. The high-temperature-resistant insulation material is prepared from the following components in parts by weight: 10-30 parts of polyethylene, 2-10 parts of polyperfluorinated ethylene propylene, 7-10 parts of mica powder, 3-6 parts of butyl rubber, 3-5 parts of inorganic glass fiber, 7-8 parts of ethylene-propylene-diene-terpolymer rubber, 3-10 parts of polytetrafluoroethylene powder, 3-10 parts of alkali-free glass fiber cloth, 3-10 parts of ultraviolet light absorbents, 3-10 parts of epoxy resin, 1.5-3.5 parts of antioxidants and 0.5-5.5 parts of plasticizers. The invention provides a high-temperature-resistant insulation material applied to power equipment and a preparation method thereof. The prepared insulation material has excellent mechanical property, insulation property and high-temperature-resistant property, also has water resistance, weathering ageing resistance and high abrasion resistance, and can meet the requirements of the power equipment on high-temperature resistance and excellent mechanical property.

The invention discloses a fence for a power device. The fence comprises a front fence, a rear fence, a base and two bracing pieces; a moving fence is arranged between the front fence and the rear fence; the front fence, the rear fence and the moving fence are both comprise upper cross bars and lower cross bars; vertical rods are fixed between the upper cross bars and the lower cross bars; the upper cross bars and the lower cross bars of the front fence and the rear fence are both fixed on two bracing pieces; the two bracing pieces are fixed on the base; grooves are formed in the two bracing pieces; grooves are internally provided with lead screws; the upper cross bars and the lower cross bars of the moving fence are both arranged on the lead screws through lead screw nuts; top ends of thetwo bracing pieces are provided with drive motors; and the drive motors are connected with the lead screws. The fence for the power device is high in integral rigidity and long in service life, and agood protecting effect is achieved; and when someone climbs, the moving fence can move up to increase the height of the fence, and people are effectively prevented from climbing.

The invention discloses an outdoor electric power equipment detection device, relates to the technical field of electric power equipment, and solves the problems that the use of an electronic element is influenced when a wire connecting part is heated, the electronic element is damaged when the wire connecting part cannot be maintained in time, and the use of the electric power equipment is influenced in the existing electric power equipment. The detection device comprises a cabinet body. A sealing door is hinged to one side of the cabinet body, a mounting box is fixedly mounted on the side, close to the cabinet body, of the sealing door, a strip-shaped groove is formed in the side, close to the cabinet body, of the mounting box, a first movable groove is formed in the mounting box, a moving structure is slidably connected into the first movable groove, and the moving structure comprises a moving box. The outdoor power equipment detection device can monitor the temperature at the joints of the wires at different heights in the device in real time, improves the accuracy of temperature control, facilitates timely maintenance by an operator, and can determine the specific fault position.

The invention proposes a hand-held fully automatic foreign body removal device based on fire-spraying technology, which is used to solve technical problems such as line grounding, insulation flashover, and switch tripping caused by the safe operation of power equipment that threatens bird damage. Including control device, fuel tank, oil guide pipe, fire injection device, insulating rod and power supply, fire injection device includes fuel injection head, igniter and switch, control device includes wireless receiver, transmitter and controller, wireless receiver is located in the fuel tank On the top, there is a pump on the fuel tank, and the pump is connected to the wireless receiver through wires. The rods are connected, and the switch is arranged on the handle part of the insulating rod. The hand-held flame-throwing device reaches the defect point to spray fire to eliminate combustible foreign objects. It has the characteristics of high efficiency in eliminating hidden dangers of accidents, thorough cleaning, and easy operation. It can greatly reduce the labor intensity of personnel and ensure personal safety.

The invention relates to the technical field of power equipment, in particular to a power information acquisition device and an acquisition method thereof. The power information acquisition device comprises a box body, a first mounting plate is fixedly connected to the bottom side in the box body, and a storage battery, a database module, a central controller, a storage module and a signal receiving and transmitting module are sequentially mounted in the middle of the top end of the first mounting plate from left to right; a data acquisition module and a data processing module are mounted on the rear side of the top end of the first mounting plate, an alarm module is mounted on the front side of the top end of the first mounting plate, a mounting ring is fixedly connected to the upper side in the box body, a second mounting plate is mounted on the top end of the mounting ring, and a data input module is mounted on the top end of the second mounting plate; and the device is portable, the collection of the information of a home-entry user is facilitated, the accuracy and efficiency of information collection is improved, the adjustment of the angle of a display screen is adjusted, the observation of a worker is facilitated, the practicability of use is improved, the sealing performance of the interior of a box body is ensured, and the service life of the device is prolonged.

The invention relates to a booster of power output equipment such as an engine, an electric motor and the like, in particular to a power output propeller. The power output propeller comprises a power input wheel, a crankshaft, a plurality of connecting rocker arm, a one-way shaft, a power output wheel and a support, wherein the crankshaft and the one-way shaft are fixed on the support through bearings and are in a vertical position relation; a one-way bearing mounting hole is formed in the top of each connecting rocker arm, and the connecting rocker arms are mounted on the one-way shaft through one-way bearings; a chute track is arranged in the center of each connecting rocker arm and connected in series with one corresponding crank throw of the crankshaft, the crank throws are located in the chute tracks and can move along the chute tracks; the plurality of connecting rocker arms are mounted in parallel according to the structure so as to form the linkage whole. According to the power output propeller, output force of the power equipment such as the engine, the electric motor and the like are further converted and boosted, the power output capacity is increased, and low power input and high power output are realized.

The invention discloses an electric vehicle charging electric quantity management method, sequentially comprising the following steps: a QR code of an energy interaction management server is generated, and a printing subsystem uses energy consumption information, namely power asset information, collected by a basic information acquisition subsystem, to generate an entity QR code, so that the entity QR code is taken as an information carrier of corresponding power equipment, and an intelligent terminal is used for scanning the entity QR code through a QR code scanning module. The electric vehicle charging electric quantity management method, solves the problem of weak management of the electric vehicle during outdoor charging in the prior art, is easy to implement and deploy in application,is especially suitable for the environmental characteristics of an outdoor electric vehicle charging station, can effectively track, monitor and count the energy consumption state, efficiency and useof each power device of the charging station in real time, and improves the energy efficiency.

The invention relates to the technical field of power equipment, and discloses an energy-saving and environment-friendly high-voltage wire automatic rapid feeding and arranging structure which comprises a rack, the rack is fixedly connected with a feeding mechanism, the front face of the rack is fixedly connected with a clamping frame, the interior of the clamping frame is slidably connected with a clamping guide column, the outer side of the clamping guide column is sleeved with a reset spring, the end, away from the clamping frame, of the clamping guide column is fixedly connected with a clamping plate, and the front face of the clamping plate is fixedly connected with a movable guide column. According to the energy-saving and environment-friendly high-voltage wire automatic rapid feeding and arranging structure, a transmission wheel drives a clamping rotating wheel to rotate, the clamping rotating wheel drives a synchronous disc to rotate, the synchronous disc drives the movable guide column to move, the movable guide column drives the clamping plate to move, then the synchronous disc drives a limiting rotating wheel to rotate, the limiting rotating wheel drives a brake wheel to rotate, the brake wheel drives a brake ratchet wheel to rotate, and the brake ratchet wheel is clamped with the clamping rod, so that the effect of quickly and automatically clamping a new wire is achieved.

The invention discloses a bracket of a monitoring case on a power transmission pole tower based on a Beidou satellite, belongs to the field of power equipment safety monitoring, and provides a bracketcapable of being quickly mounted, adjusting balance and maintaining stability of a monitoring case of a Beidou high-precision monitoring device. According to the technical scheme, the bracket of themonitoring case on the power transmission pole tower based on the Beidou satellite comprises a base, supporting leg cylinders, supporting leg rods, fixing nuts and fastening nuts; the supporting leg cylinders are hinged to the lower side of the base, the supporting leg cylinders are provided with inner threads and outer threads, wherein the inner threads and the outer threads are opposite in the rotating direction; the supporting leg rods are arranged in the supporting leg cylinders, the fixing nuts are arranged on the supporting leg rods through threads in a matched mode, and the fixing nutsare each of a conical structure, wherein the outer diameter of the upper end of each conical structure is smaller than the outer diameter of the lower end of the conical structure; and the fastening nuts are arranged on the supporting leg cylinders through threads in a matched mode, and conical cylinders adapting to the conical structures of the fixing nuts are arranged at the lower ends of the fastening nuts. The bracket of the monitoring case on the power transmission pole tower based on the Beidou satellite can be widely applied to the field of monitoring of the power transmission pole towers based on the Beidou satellite.

The invention relates to an electrical fault troubleshooting method, which comprises the following steps of: establishing an electrical fault troubleshooting model for each power device in a set range, and storing the electrical fault troubleshooting model in a processor or a database; establishing an electrical troubleshooting APP according to the electrical troubleshooting model; downloading theelectrical troubleshooting APP to a mobile terminal; enabling maintenance personnel to firstly input the name of power equipment with an electrical fault according to the indication of the electricalfault troubleshooting APP, and enabling the electrical fault troubleshooting APP to call out an electrical fault troubleshooting model corresponding to the power equipment with the electrical fault through a processor or a database; and enabling the electrical fault APP to instruct maintenance personnel to perform troubleshooting according to the instruction of the electrical troubleshooting model. According to the technical scheme, the guidance of the troubleshooting model is set for the electrode element of the equipment, so that even an unexperienced maintenance electrician can quickly find out the faulty electrical element and eliminate the fault, and the normal production of a production workshop is ensured.

The invention belongs to the technical field of power equipment insulation, and particularly relates to a defect feature detection platform for a power distribution insulator and an electrical insulation system around the power distribution insulator. A test wire is arranged at the upper parts of two wire fixing and supporting parts, one side of each of the two wire fixing and supporting parts isprovided with an ultrahigh frequency sensor fixing and supporting part, and the other side of each of the two wire fixing and supporting parts is provided with an ultraviolet imager fixing and supporting part; an insulator fixing and supporting part is arranged on the lower portion of the middle position of the two wire fixing and supporting parts, and a replaceable test insulator is connected between the upper portion of the insulator fixing and supporting part and the test wire. The platform is simple in structure, reasonable in design and simple to use and operate, and is used for realizingdetection test research on defects and field intensity influence. The fixed observation of the ultrahigh frequency and ultraviolet imager can be realized only by replacing different defective insulators and adjusting the height of the insulator fixing and supporting part, so that the characteristic quantities detected by different types of defects are kept under the same observation condition, and the comparability of data is ensured.

The invention is suitable for the technical field of power equipment monitoring, and especially relates to a GIS power distribution unit monitoring system based on the Internet of Things. The system comprises a GIS power distribution unit; an inductor which is connected to the GIS power distribution unit and is used for collecting a working index parameter of the GIS power distribution unit; a controller which is connected to the inductor and is used for processing the working index parameter; a communication module which is connected between the GIS power distribution unit and the controller, is provided with a live display locking device and a quantitative leakage alarm system, and is connected with the controller so as to transmit the working index parameter processed by the controller; a central control computer which is connected with the communication module, and is used for monitoring the working state of the GIS power distribution unit; and a mobile terminal which is connected with the central control computer and is used for querying the monitoring result of the GIS power distribution unit. The system is convenient to monitor all GIS power distribution units timely and accurately, and is convenient to find a fault and process the fault quickly according to the working states of all GIS power distribution units.

The invention discloses a warning signal board for power equipment. The warning signal board includes a base, a longitudinal supporting rod connected to the base and a triangular warning board body connected to the longitudinal supporting rod. The triangular warning board body is formed by connecting three warning boards, wherein the two ends of each warning board are both provided with a semicircular end, and the three warning boards are fixedly coupled with one another end to end to form the triangular warning board body. The triangular warning board body is provided with a fluorescent layer, one warning board of the triangular warning board body is horizontally positioned at the lower portion, the supporting rod is connected to the middle point of the lower end of the corresponding warning board, and a warning sign is hung at the upper end of the triangular warning board body. Compared with the prior art, by adopting the scheme above, the warning sign board can stand like a tumbler,and the work of digging and burying is avoided. Moreover, the warning sign board can be conveniently placed at any place where people need to be warned and have the advantages of being simple in structure, practical, capable of reducing the material cost and very user-friendly in design.