13 results about "Ratchet" patented technology

The invention discloses an electric back door unlocking control method, and the method comprises the following steps: driving a door lock motor to enable an unlocking connecting rod to be in a releaseposition; setting a first set time period, starting timing, and detecting a ratchet wheel half-locking position signal; before the first set time period is finished, stopping the timing of the firstset time period when it is detected that the ratchet wheel half-locking position signal jumps; setting a second set time period, and starting timing; after the second set time period is finished, driving the door lock motor to reset, and enabling the unlocking connecting rod to reset under the action of a reset spring; after the first set time period is over, enabling the ratchet wheel half-locking position signal not to jump, driving the door lock motor to reset, and resetting the unlocking connecting rod under the action of the reset spring. The invention further discloses the electric backdoor lock. The method has the advantages that the cost is low, and the situation that waiting time is too long or manual opening time is not enough can be avoided.

The invention discloses an electric power anti-drop socket which comprises an insulating shell, a top rotating plate, supporting frames, a bottom rotating plate, an electric wire, a supporting plate,a driving system, execution modules and clamping modules; the top rotating plate is rotatably connected to the interior of the insulating shell, the bottom rotating plate is fixedly connected to a lower portion of the top rotating plate through two supporting frames, two through holes are formed in an upper surface of the top rotating plate, clamping modules are arranged below the through holes, and the execution modules are arranged on the outer sides of the clamping modules. According to the invention, the execution modules are arranged; an outer side rubber sheet can clamp a metal sheet ofa plug; and the accidental falling of the plug can be effectively prevented; by arranging a ratchet wheel outer wheel and a ratchet wheel inner wheel, when the pressing plate is pressed down, it can be avoided that an inner side clamping plate and an outer side clamping plate are closed due to device linkage, and the metal sheet of the plug is easily clamped into a device, and by means of the overall structure, the problem that the plug accidentally falls off is solved.

The invention relates to the technical field of feeding amount adjustable crushing devices, in particular to a feeding amount digital display adjustable totally-enclosed crushing device. The feeding amount digital display adjustable totally-enclosed crushing device comprises a discharging part, the discharging part internally at least comprises a first shell, a feeding port is formed in the position, close to the top edge, of the surface of the left side of the first shell, springs are embedded in a plurality of supporting columns, a scraping plate is fixedly connected to one ends of the springs, a discharging transmission mechanism is fixedly installed on the surface of the rear side wall of the first shell, and a driven belt wheel is embedded in a fixing shaft; and an eccentric shaft is fixedly connected to the eccentric position of the surface of the side wall of the driven belt wheel, a pawl is fixedly hinged to the eccentric shaft, a ratchet wheel is fixedly connected to one end of a discharging shaft, and teeth are arranged on the periphery of the side wall of the ratchet wheel. Intermittent braking of a discharging plate is achieved through ratchet wheel transmission, while the discharging plate achieves quantitative intermittent feeding on materials, the materials can be buffered, and the situation that the materials directly impact a crushing roller, and consequently the crushing roller is damaged is prevented.

A ratchet wrench includes a through hole defined through the head of the wrench and a recess is defined in the inner periphery of the through hole. A circular hole is defined through the head and communicates with the recess. A ratchet wheel is rotatably received in the through hole of the head. A pawl is movably located in the recess and engaged with the ratchet wheel. A switch member is rotatable inserted into the circular hole and has a lever located outside of the head of the wrench. A slot is defined transversely in the switch member. The slot is located corresponding to the recess. The switch member receives one end of a spring which biases a tubular member contact the pawl. The pawl has a flange which is located in the slot such that the switch member does not drop from the circular hole.

The invention relates to sea salt collecting and scraping equipment, in particular to power-assisted turnover type sea salt collecting and scraping equipment. The technical problem is how to provide power-assisted turnover type sea salt collecting and scraping equipment capable of helping people to turn over a collecting and scraping tool and assisting in pulling back the collecting and scraping tool. The power-assisted turnover type sea salt collecting and scraping equipment comprises a salt collection plate, a drawing machine and a push plate. The drawing machine is arranged on the rear sideof the salt collection plate, and a drawing line is wound on the drawing machine. The push plate is placed on the salt collection plate. Through cooperation of a ratchet wheel and a pawl, after people loosen a rocking bar, an elastic sheet can drive the pawl to clamp the ratchet wheel so as to avoid the situation that the rocking bar is driven to rotate, when the push plate is turned over to a certain angle, a balance weight ball can move backwards, so that a supporting bar moves backwards, the supporting bar moves backwards to drive the pawl to move backwards to be separated from the ratchetwheel, the rocking bar can move downwards to reset, and therefore people do not need to hold the rocking bar all the time, and the strength of people is saved.

The invention belongs to the field of children's shoe processing, particularly relates to a children shoe processing device and process, and aims to solve the problems that luminous shoe soles are usually additionally mounted in order to increase selling points during processing of existing children's shoes, and the existing luminous shoe soles are manually mounted, so that the workload is huge, the efficiency is extremely low, in the processing process, the luminous shoe soles cannot be detected. In order to solve the problem that the luminous shoe sole cannot be detected in the prior art, the invention provides the following scheme that the device comprises a side plate, one side of the side plate is rotatably connected with a second rotating rod and a first rotating rod which are arranged in parallel, and the outer wall of the second rotating rod and the outer wall of the first rotating rod are fixedly sleeved with rotating rollers. The invention also comprises the processing process, in the invention, by setting a driving component, the function of conveying the children shoes can be achieved, meanwhile, a gluing assembly can be driven to conduct gluing operation on the bottom faces of the children shoes, the functions of installing and detecting the luminous shoe soles can be achieved, the children shoes cannot move in the opposite direction during conveying through the arrangement of ratchet wheels and pawls, and the situation that the gluing and extruding processes cannot be conducted is avoided.

The invention provides an angle milling head of a numerical control machine tool, relates to the technical field of boring and milling head equipment, and aims to solve the problems that after a conventional universal angle milling head device is used for a long time, belt transmission is easy to loosen, errors are generated in the machining process of parts, the production efficiency is reduced, the connecting process of a servo motor of a driving mechanism and a shaft rod is complex, and the production cost is high. The problems that in the prior art, a boring and milling head is not convenient to replace and maintain in the later period, meanwhile, the position angle of the boring and milling head is not easy to adjust, the fixing mode after adjustment is single, the boring and milling head is prone to loosening in the using process, and the service life of the boring and milling head is shortened are solved, the boring and milling head comprises a boring and milling head and a connecting assembly, and the boring and milling head is arranged on a fixing clamp and controlled through a locking assembly; a connecting frame is arranged at the bottom end of the fixing clamp. When the first servo motor and the shaft rod are installed, the ratchet sleeves are arranged on the servo motors and the shaft rod, the two ratchet sleeves are connected in an inserted mode through the ratchet wheels, meanwhile, the ratchet sleeves are controlled through the locking nuts, assembly and disassembly operation is easy, and later replacement and maintenance are facilitated.

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 relates to the field of circuits, and discloses an auxiliary device for automatically fixing and easily detaching a fan circuit chip by using a pressure. The auxiliary device comprises a limiting mechanism and a drying mechanism, when the device is used, when a chip is installed, a pressed sliding block is pressed downwards, the pressed sliding block moves inwards under the action of the pressure, the pressed sliding block moves inwards to drive a limiting rack to move upwards, the limiting rack moves upwards to drive a limiting gear to rotate due to the meshing effect, the limiting gear rotates to drive a limiting ratchet wheel to rotate, and the limiting ratchet wheel rotates to drive a limiting check block to rotate to the position above a chip so that the chip can be pressed; and meanwhile, the limiting ratchet wheel is used for limiting under the action of the ratchet wheel on the outer ring, and when the chip needs to be disassembled, the chip can be popped up only by pressing a reset button on the ratchet wheel to relieve the limiting action, so that the functions of automatically fixing and easily disassembling the chip are achieved.

The invention discloses a placing clamp for laser single-strip end face detection, which comprises guide rails, an adsorption clamp and a moving part, the guide rails are arranged on two sides of the adsorption clamp and are in sliding connection with the adsorption clamp, the moving part is matched with the guide rails, and each guide rail comprises a plurality of ratchet teeth, a rail rod with a sliding chute and a connecting bracket. A plurality of ratchet teeth are arranged on the side, close to the adsorption clamp, of the rail rod, the sliding groove is in sliding connection with the adsorption clamp, and the connecting bracket is arranged on the lower side of the rail rod and fixedly connected with the rail rod. Through cooperation of the ratchet wheel teeth and the adsorption clamp, when the placing clamp clamps the laser to carry out end face detection, the laser does not displace due to unevenness, and the accuracy of a detection result is effectively improved.

The invention relates to a remote executing mechanism of a smoke exhaust valve. The remote executing mechanism comprises a shell, a swing rod, a swing frame and a winch are rotatably installed on a bottom plate of the shell, a pawl is arranged on the swing frame, an electromagnet is arranged on the bottom plate of the shell, and a mandrel of the electromagnet is connected with the head end of the swing rod; in an initial condition, the electromagnet is powered off, the mandrel extends out, the tail end of the swing rod clamps the head end of the swing frame, and the pawl on the swing frame is unidirectionally clamped with a ratchet wheel; a swing frame opening and the ratchet wheel are opposite in the direction, a swing frame shaft penetrates through a top steel plate and a bottom steel plate; a main torsion spring is sleeved on the shaft section of the swing frame shaft between the bottom steel plate and the bottom plate of the shell; the pawl is hinged to the shaft section of the swing frame shaft between the bottom steel plate and the top steel plate, and the shaft section of the swing frame shaft between the pawl and the top steel plate is sleeved with an auxiliary torsion spring; and a rectangular through hole is formed in a side steel plate of the swing frame, the outer end of the pawl extends out of the rectangular through hole, and a striker portion protrudes out of the rear side surface of the pawl. The remote executing mechanism not only can reduce the blocking probability of the contact part of the tail end of the swing rod and the head end of the swing frame, but also can prevent the contact part of the pawl and the ratchet wheel from being blocked.