49results about How to "Improve wiring efficiency" patented technology

The utility model relates to a torque fixing sleeve structure for a built-in motor of an electric power-assisted bicycle. The torque fixing sleeve structure comprises a center shaft, a torque sensor, a shell, a circlip for a shaft, a torque fixing sleeve and a fixing screw, the torque sensor is sleeved on the middle shaft, and the axial movement of the torque sensor is limited by the elastic retainer ring for the shaft; the torque sensor is sleeved with the torque fixing sleeve, four right positioning grooves and two left positioning grooves are formed in the two ends of the torque fixing sleeve respectively, and the right positioning grooves and the left positioning grooves are clamped with the inner wall of the shell. The torque fixing sleeve is fixed to the shell through a fixing screw, a wiring port and a wiring channel groove are formed in the torque fixing sleeve, and a sensor wiring harness penetrates through the wiring port and is contained in the wiring channel groove. The problems of high cost, complex structure and difficult maintenance are solved.

The invention relates to the field of terminal boxes, and discloses an outdoor terminal box and an anti-condensation system, and the outdoor terminal box comprises a main body part; the threading part is arranged in the main body part; a moistureproof dehumidification part arranged in the main body; wherein wiring is facilitated and moisture invasion is blocked through the threading part, heating, heat preservation and dehumidification are carried out on the interior of the main body part through the moisture-proof and dehumidification part, and condensation prevention is achieved; a worker does not need to climb to the position right below the device, lie on his / her head and slowly find a hole for threading, the wiring difficulty is reduced, the wiring workload is reduced, the wiring efficiency is improved, moisture and small animals can be prevented from invading through the wiring position, heating, heat preservation and dehumidification can be achieved, condensation prevention is achieved, and equipment in a box body is prevented from being in a humid environment; and power supply reliability is ensured.

The application discloses a standard cell layout external pin automatic leading-out method based on graph search, which is characterized in that a Hungarian algorithm is used to solve a pin leading-out assignment problem abstracted from a standard cell circuit layout pin leading-out, and then pin leading-out positions of different networks are obtained, so that network routing optimization is realized. The method specifically comprises the following steps of data preparation, data preprocessing, cost matrix calculation, optimal strategy solving, routing result generation and the like. The application solves the problem that it is difficult to lead out network ports in the standard cell layout routing process based on graph search, and improves the pin accessibility and layout quality of the generated standard cell layout.

The application discloses a kind of circuit layout signal wiring's graphic avoidance method, device, medium and equipment.The method comprises: obtaining current signal wiring in circuit layout and its current graphic as obstacle through;According to the outer package graphic of preset rule construction surrounding current graphic, it is used as obstacle graphic;Obstacle graphic is detected whether with other graphics without being as obstacle intersects;When detecting intersecting graphic, it is used as obstacle, and outer package graphic is constructed according to preset rule and surrounds intersecting graphic;The part of obstacle graphic and other outer package graphics is not merged to replace obstacle graphic, and the step that whether the other graphics without being as obstacle intersects with the obstacle graphic is repeatedly detected, until there is no intersecting graphic is detected;Current signal wiring is adjusted based on obstacle graphic, to realize graphic avoidance.The application can realize that signal wiring avoids all possible graphics to become obstacle after adjustment, improves layout wiring efficiency.

The utility model discloses a clamping and embedding assembled button switch which comprises a switch body which comprises an insulating outer shell and a switch function assembly. A main body of the insulating outer shell is a regular cylindrical barrel, an annular clamping and embedding step edge is formed on the upper edge of the regular cylindrical barrel, and the switch function assembly is packaged in the regular cylindrical barrel. First concave parts are formed in the positions, on the two sides of the regular cylindrical barrel, of the insulating outer shell, elastic buckles are formed at the positions of the first concave parts, and the elastic buckles are matched with the annular clamping and embedding step edges to form a combined clamping and embedding structure. The insulating outer shell is respectively provided with a group of wiring structures on the bottom surface and one side of the lower part of the regular cylindrical barrel, and the wiring structure on one side of the lower part of the regular cylindrical barrel is located in the second concave part. The utility model has the advantages of good assemblability, excellent insulating property, strong stability, long service life and the like, and is suitable for various electronic devices, especially for the operation panel assembly work of closed devices.

The utility model discloses a kind of molded case circuit breakers, it is related to the technical field of electrical equipment of circuit protection, wherein, the molded case circuit breaker includes shell and terminal assembly;Shell has wiring end, and includes upper shell and bottom shell of lid combination, and the visual passage extending towards bottom shell direction is equipped in the position of wiring end in upper shell;Terminal assembly is located in shell, and is located wiring end, and terminal assembly is used to crimp fixed external wire;Wherein, visual passage is configured to allow from the visual angle of installation time observe the length of external wire insertion terminal assembly.The utility model provides a kind of molded case circuit breaker structure, which can intuitively observe the length of wire insertion from the usual visual angle of installation (overhead or level view), to improve wiring efficiency and circuit safety.

The utility model relates to the field of ESD cabinet especially relates to a wiring mechanism of ESD cabinet. Including the cabinet, the one side of cabinet is connected with the cabinet door rotatably, the both sides of cabinet are opened with a plurality of heat dissipation holes, the inside wall of cabinet is opened with the wire hole, the lower surface of cabinet is connected with a plurality of support blocks fixedly, the inside wall of cabinet is equipped with wiring assembly, wiring assembly includes screw rod, the both sides of screw rod are fixedly connected with the both sides of the inside wall of cabinet, the arc surface of screw rod is connected with a plurality of adjusting rings threadedly, the one side of adjusting ring is fixedly connected with a plurality of sliding plates. The utility model provides a wiring mechanism of ESD cabinet has the cable of ESD cabinet internal component and spare can be bound, thereby can avoid the entanglement of the random arrangement of multiple cable in the inside of cabinet, facilitates the maintenance of personnel to cable, and personnel can adjust the position of wiring board according to the installation position of cabinet internal component, improves the advantage of application scope.

The utility model discloses an electric control box assembly and heat pump equipment, and relates to the technical field of electric control boxes, the electric control box assembly comprises a circuit board and a protective cover plate, the wiring position of the circuit board is arranged at the edge of the circuit board, and the protective cover plate is installed on the side, provided with the wiring position, of the circuit board in a covering mode. The notch of the protective cover plate is used for exposing at least part of the wiring position, and an overturning part is connected to the notch and can cover or open the notch. When wiring needs to be carried out on the circuit board, the turnover part is rotated to be in an open state so as to expose the wiring position. The whole protective cover plate does not need to be disassembled, wiring of operators can be facilitated, and the wiring efficiency is high. The protective cover plate still covers the circuit board, and the wiring position is exposed only by opening the turnover part, so that the situation that a wiring tool mistakenly touches electronic components at other positions of the circuit board can be effectively reduced, the probability of misoperation is reduced, and the safety during wiring is improved.

The utility model relates to the technical field of electric power equipment, and specifically relates to a household electric meter of quick wiring, including electric energy, the positive side of electric energy meter below is provided with the junction box, the inner chamber of junction box is equipped with four groups of quick wiring device, every group of device contains support plate, U type elastic sheet, the baffle of band pass slot and the limiting post, through manual pressing limiting post makes the upper end of U type elastic sheet pressure deformation, drives the baffle to move down, and the sliding pair formed by pass slot and support plate allows the baffle displacement, at this moment, the clearance between the baffle and support plate is produced, can put the line into and then loosen the limiting post, through the baffle up -shift of double reset spring cooperation reset makes the line of the line and the contact of the conductive support plate and makes the line contact conduction, and the function of the label identification wiring avoids the wrong connection, solves the low efficiency of traditional electric meter wiring, the problem of bad contact, also improves the security, realizes the tool -free quick wiring, and the efficiency is improved.

The utility model belongs to sealing protection device technical field, specifically is a kind of sealing protection device for explosion-proof junction box, including box body and box cover;Through the setting of sealing mechanism, cooperation box cover and rack, the locking of box cover and the synchronous sealing of wiring hole can be carried out, operation steps are simplified, wiring efficiency is improved, cable is sequentially threaded through driving disc, connecting ring, sealing ring and the wiring hole on box body and enters box body to carry out the connection of cable line, box cover is pressed to box body, manually pulls and pushes the knob, positioning block completely enters into positioning groove, rack and gear contact, driving disc rotates, transmission block drives clamping block to move to rubber sealing ring direction and presses rubber sealing ring, more and cable adhere further to strengthen sealing, box cover box body abuts and adheres, one end of positioning block is inserted into card slot, box cover is not movable, complete sealing strengthening is completed at the same time to limit box cover, operation steps are simplified.

The utility model relates to a wiring terminal convenient for wiring, which comprises integrally-formed first and second clamping and pressing ends and a middle connecting section, the first and second clamping and pressing ends are arranged perpendicularly and are both connected to the connecting section, the cross sections of the first and second clamping and pressing ends are both U-shaped, the first and second clamping and pressing ends are arranged in opposite directions, the first clamping and pressing end has a wire slot with an opening facing the front side, and the second clamping and pressing end has a wire slot with an opening facing the rear side, the utility model can achieve cross-over connection of two wires without cutting, one wire passes through the front wire slot of the first clamping and pressing end in the first direction, the other wire passes through the rear wire slot of the second clamping and pressing end in the vertical direction, and then the two clamping and pressing ends are pressed on the corresponding wires, thus completing electrical connection without cutting the wires, and meeting the requirement of flexible wiring in space.

This utility model discloses a high-voltage switchgear cable tray structure, including a cable tray box. A sliding cavity is provided at the bottom of the cable tray box. Multiple cable box assemblies are arranged inside the cable tray box. Multiple cable guide grooves are provided inside the sliding cavity. Cable guide assemblies are slidably connected inside each of the multiple cable guide grooves. A limit component is provided on one side of the connection between the multiple cable guide grooves and the sliding cavity. A cable fixing component is threaded to one end of the top of each of the multiple cable box assemblies. This utility model provides a high-voltage switchgear cable tray structure. This device facilitates cable threading through the cable guide assembly. A cable routing slide is provided at the cable inlet end. The cable routing slide is a smooth channel, which helps prevent damage to the cable sheath during cable threading. The cable is threaded into one end of the junction box, and the second fixing screw is rotated to make the second support plate press against the cable. Then, the cable guide slider is moved to guide one end of the cable to the other end, thus completing the cable threading process.

The invention discloses a cable centralized routing arrangement mechanism for an electric energy metering box and a use method thereof, and relates to the technical field of cable arrangement devices, the cable centralized routing arrangement mechanism comprises a box body, a routing mechanism is arranged in the box body, and a cooling mechanism is arranged on the routing mechanism. According to the cable centralized routing arrangement mechanism for the electric energy metering box and the use method thereof, the worm drives the worm gear and the threaded rod to precisely transmit, the circular-truncated-cone-shaped threaded block is driven to axially move, the four centrosymmetric adjusting blocks are synchronously pushed to radially move along the sliding grooves in the fixed cylinder, stepless adjustment of the caliber of a cable channel is achieved, and the cable centralized routing arrangement mechanism is simple in structure and convenient to use. By means of the design, the mechanism can be perfectly matched with cables of different diameters, stable supporting is provided for preventing loosening, meanwhile, damage to an insulating layer caused by mechanical stress generated due to too tight clamping is avoided, a linear alignment path is formed through cooperation of the first wire arrangement hole, the second wire arrangement hole and the wire frame right facing an outlet, and the wire arrangement efficiency is improved. The cable is ensured to be arranged orderly from the wire inlet hole to the wire outlet hole, and bending stress and mutual interference are reduced.

This invention discloses a method, apparatus, storage medium, and electronic device for adjusting circuit layout routing. The method includes: acquiring a target line segment and its endpoint; constructing a search rectangle enclosing the endpoint and the target line segment along a preset direction; finding, within the search rectangle, a vertex belonging to other traces, where the included angle of the preceding and following line segments faces away from the target line segment, the angle bisector of the preceding and following line segments is perpendicular to the target line segment, and the endpoint is located on the same side of the target line segment as an associated vertex; detecting whether a detection line segment passing through each associated vertex and whose perpendicular angle bisector is intercepted by the line containing the preceding and following line segments of the target line segment intersects with the associated vertex, and designating the associated vertex with the intersecting result as a pushing vertex; maintaining the slope and connection relationship of the preceding and following line segments of the target line segment and the pushing vertex unchanged, moving the target line segment towards the endpoint in the normal direction, and simultaneously moving the pushing vertex. This invention enables the synchronous movement of other associated vertex points while moving the line segment.

The present application relates to the technical field of module testing, and specifically relates to an IGBT testing circuit, method and device, which comprises a power supply unit, a testing control unit, a state indication unit and a testing docking unit; the power supply unit is provided with an AC input end and a DC output end, and is used for outputting a constant DC voltage; the testing docking unit is provided with a plurality of testing ports, each testing port is electrically connected with a collector, an emitter and a gate of an IGBT to be tested; the testing control unit is electrically connected with the power supply unit and the testing docking unit; the state indication unit is connected in series in a testing control loop and an IGBT main current loop to be tested, and is used for directly displaying the on-off state of the loop. The present application sets four groups of testing ports and arranges them in groups, and is specially used for corresponding to three types of electrodes of IGBT, i.e. gate, collector and emitter, and does not need to repeatedly switch detection probes, the wiring mode is fixed and the operation is simple, the requirement for professional ability of operators is reduced, the wiring efficiency is effectively improved, and the present application is suitable for a fast detection scene.

The utility model relates to a circuit breaker convenient for wiring. The circuit breaker comprises a circuit breaker housing, a wiring seat, a wiring elastic sheet and a wiring push rod. The shell is provided with a wiring hole, a wiring seat is arranged in the shell, and a wiring elastic piece and a wiring push rod are arranged in the wiring seat. The outer side of the wiring push rod is provided with a limiting head, and the side wall of the wiring seat is provided with a corresponding side wall gap and a limiting gap on the inner side limiting convex ring. During wiring, a wire is placed between the wiring seat and the wiring elastic sheet, the limiting head and the side wall gap are aligned to push the push rod, and the elastic sheet is pressed to deform; after pushing, the wiring push rod is rotated to enable the limiting head and the side wall gap to be staggered and clamped into the limiting gap, and after loosening, the wiring elastic sheet rebounds, the electric wire is pressed, and the wiring push rod is locked. During disassembly, the wiring push rod is pushed inwards, so that the limiting head is separated from the limiting gap, and is pulled out after being reversely rotated to be aligned with the side wall gap. The structure is rapid in wiring and anti-loosening, reliable connection and locking are completed through two steps of pushing-in and rotating, and operation is simple and convenient.

The utility model discloses a practical installation tool for an industrial control cabinet, which comprises a front-back roll-over stand, a T-shaped vertical double-bearing fixing seat and a flange plate are installed on the top of the front-back roll-over stand, the T-shaped vertical double-bearing fixing seat and the flange plate are coaxially connected, an installation plate fixing support is fixed on the flange plate, and the installation plate fixing support is used for installing a measurement and control cabinet installation plate. A speed reducer is coaxially installed on a T-shaped vertical double-bearing fixing base and controlled by a hand wheel, the bottoms of the front overturning frame and the rear overturning frame are connected through a buckle, two sets of universal wheels are installed at the bottoms of the overturning frames, and moving is convenient. A mounting plate fixing support is arranged between the front overturning frame and the rear overturning frame, the mounting plate fixing support is used for mounting a measurement and control cabinet mounting plate, primary and secondary components are mounted on the measurement and control cabinet mounting plate, the measurement and control cabinet mounting plate is rotated to a desired angle with small force, and after all the components and secondary lines on the mounting plate are finished, the measurement and control cabinet mounting plate is mounted. And the mounting plate is directly and integrally hung into the cabinet body.

This utility model discloses a cable tray for control cabinets that prevents cable pulling. It is applied in the field of cable tray technology and includes a frame. Grooves are formed at both ends and the center of the frame. Movable blocks are installed inside the grooves. A connecting rod is fixedly connected to the top of each movable block. A guide roller is rotatably connected to the surface of the connecting rod. A limit groove is formed inside each movable block, and an adjustment mechanism is installed inside each limit groove. An adjusting bolt is threaded to the top of the connecting rod. Clamping blocks are symmetrically arranged inside each limit groove, and sliding grooves are symmetrically formed inside each limit groove. This utility model, by designing guide rollers inside the frame, reduces friction between cables and the cable tray, protects the cable sheath, and allows cables to move and arrange smoothly within the cable tray, improving wiring efficiency. It also guides cables in an orderly manner while dispersing stress when cables bend, ensuring stable cable performance.

The utility model discloses a visual rapid wire locking structure, which relates to the technical field of junction boxes and comprises a wire locking seat, a front panel of the wire locking seat is arranged in a 45-degree inclined plane mode, a wire locking opening is formed in the front panel of the wire locking seat, a groove is formed in the inner bottom side of the wire locking opening, and a wiring assembly is arranged in the groove. A fixing plate is fixedly installed on the inner wall of the wire locking opening, a limiting plate is slidably arranged on the side, corresponding to the fixing plate, of the inner wall of the wire locking opening in a limiting mode, and the fixing plate and the limiting plate are oppositely arranged. A pressing rod is slidably inserted into the top end of the wire locking base. The pressing rod is pressed downwards to drive the limiting plate to move backwards through the connecting plate to enlarge the gap, a cable is inserted to enable the wiring elastic piece to deform and be conducted, and the spring pushes the limiting plate to reset and clamp the cable after the pressing rod is released. Rapid one-hand operation is achieved, an operator can visually observe the insertion depth, the contact state and the clamping condition of a cable through a 45-degree inclined plane cable locking opening, the wiring efficiency is improved, and the connection reliability is ensured through visual design.

The utility model relates to electric motor car controller technical field especially relates to a high performance controller device for electric motor car, including base, the upper portion of base has the open mouth, there is electrical element for controlling electric motor car motor in the base, be provided with the upper cover on the open mouth, the wiring post is integrally injection molded on the upper cover, and the wiring post is electrically connected with electrical element, and the base is fixedly connected with the upper cover through the wiring post, through above technical scheme, the utility model solves the problem that the current controller device structure is not enough simple, manual assembly is complicated and cost is high.

The utility model provides a photovoltaic household energy storage electrical junction box structure, which belongs to a junction box structure and comprises a plurality of groups of placing foot plates and an electrical junction box body, ground separating columns are arranged on the plurality of groups of placing foot plates, a protection box is arranged on the ground separating columns, the electrical junction box body is positioned on the protection box, and a junction box is arranged on the protection box. The electrical junction box body is provided with an electrical switch box, the junction box is provided with a DC circuit breaker, and the electrical switch box is provided with a wiring assembly. According to the device, through the arrangement of the wiring assembly, a user can perform wire connection operation more conveniently and efficiently, and the wiring efficiency of the device is improved. After the electric wire is connected, a user can enhance the stability of electric wire connection through the elastic effect of the elastic cylinder, so that the user does not need to worry about wiring looseness, and the wiring reliability of the device is improved; meanwhile, due to the arrangement of the branching arrangement plate, when a user uses the device, lines can be clearly and orderly arranged, disorder is reduced, and regularity is improved.

An electrical connector device belongs to the technical field of battery energy source. It comprises a shell and a shell cover, and further comprises a pair of power terminals, a signal terminal and an explosion-proof valve. The pair of power terminals are symmetrically arranged at the middle positions of the shell cavity. The explosion-proof valve and the signal terminal correspond to the middle positions of the pair of power terminals and are separately arranged at the upper and lower parts of the pair of power terminals. The shell is formed with a gas permeable hole at the middle of the bottom side wall. The power terminals, the signal terminal and the explosion-proof valve are arranged through the shell cavity. An insulating plate covering the explosion-proof valve is arranged at the upper position in the shell cavity. The shell is provided with a signal wire clamping groove on the top side wall corresponding to the signal terminal, and power wire positioning grooves are formed at the left and right sides of the signal wire clamping groove. The signal wire is connected with the signal terminal and is led out of the shell through the signal wire clamping groove. Advantage: The modular structure design solves the problems of layout confusion, complex installation and safety hazards in the prior art.

This utility model discloses a wire-to-wire connector for use in explosion-proof frequency converters, comprising a multi-core terminal head, a multi-core connector, a mounting frame, and a base plate. The multi-core terminal head and the multi-core connector are fixed to the mounting frame. The base plate has a rectangular slot through which the multi-core connector passes and into which the mounting frame is inserted. The mounting frame is fixed in the rectangular slot by screws screwed into the first and second bolt holes. The base plate is fixed to the frequency converter cabinet door. The wiring harness from the frequency converter cavity to the cabinet door is plugged into the multi-core terminal head, and the wiring harness from the frequency converter cabinet door to the cavity is plugged into the multi-core connector. This utility model's wire-to-wire connector can accommodate multiple control lines and allows for free disassembly, solving the drawback of not being able to operate in parallel when wiring harnesses across cabinet doors, improving wiring efficiency, solving the difficulty of removing control lines when replacing cabinet door components, and improving the convenience of later maintenance.

The utility model discloses a kind of multi-structure low-voltage single-phase current transformer, including the current transformer body consisting of closed housing and built-in mutual inductance component, the window shape of the current transformer body is compatible with the cross-sectional shape of cable or copper bar, the cable or copper bar passes through the window and is installed on the current transformer body, and the top surface of the current transformer body is equipped with the foolproof wiring port and screw wiring port connected with mutual inductance component.This utility model is a kind of multi-structure compatible double-wiring selectable integrated low-voltage single-phase current transformer, cable / copper bar one-key switching installation and screw / foolproof terminal can be selected wiring can be realized, while the utility model structure is simple, low in cost, improve wiring efficiency and operation safety, solve the existing low-voltage single-phase CT installation compatibility, secondary wiring no selection, screw wiring loose problem.

A safe busbar digital system is disclosed, comprising a busbar, a plug-in box, a starting box, a terminal cover, and busbar hoisting components. The system is characterized in that one end of the busbar is connected to the starting box, and the other end is fixedly fitted with the terminal cover. The top of the busbar is hoisted to the wall using the busbar hoisting components, and the bottom is plugged into the plug-in box. This invention features high overall structural strength, simple and rapid installation, high overall structural safety, simple component manufacturing processes, and low overall production cost.

The invention relates to the technical field of power equipment, and discloses a stringing construction device for power equipment installation, which comprises a base, a pay-off mechanism and a stringing platform. The pay-off mechanism is used for paying off a cable; the adjusting assembly comprises an arc-shaped guide rail, a swing seat, a transmission mechanism and a first bearing plate installed on the swing seat. The arc-shaped guide rail and the arc-shaped rack extend to the stringing platform in the circumferential direction of the paying-off mechanism. The swing seat is in sliding fit with the guide rail and can circumferentially slide in a reciprocating manner around the pay-off mechanism; a first driving motor of the transmission mechanism drives a first gear to drive a swing seat to move through meshing with an arc-shaped rack; the clamping mechanism on the first bearing plate is used for clamping and assisting in dragging the cable, and directional adjustment and erection of the cable are achieved. According to the device, the range of stringing operation can cover more installation areas, and the applicability of stringing operation is improved.

This utility model discloses a level gauge junction box, including a box body and a top cover. The box body includes a main body and a bottom plate. The bottom plate of the box body is provided with an annular wall and three radially arranged partitions, which divide the annular wall into three independent chambers. A through hole is provided at each independent chamber on the bottom plate. A connecting pipe is provided on the side wall of the main body. The end of the connecting pipe is provided with multiple elastic teeth. A sealing ring is provided inside the connecting pipe. A connector cap is threadedly connected to the connecting pipe. The level gauge junction box provided by this utility model has improved structural strength and sealing performance at the connecting pipe, thereby significantly improving reliability and practicality in industrial applications.

This application proposes a pull-out patch panel and cabinet. The pull-out patch panel includes a housing, a guide rail structure, and a tray assembly. The housing has a wiring cavity. The guide rail structure is located inside the wiring cavity and connected to the inner wall of the wiring cavity. The guide rail structure has a guide groove extending along a first direction, and the groove wall of the guide groove has a snap-fit ​​groove. The tray assembly is located inside the wiring cavity and includes a multi-layered tray structure arranged in a stacked manner. The tray structure portion passes through the guide groove, and each tray structure has a mounting position. A module box is installed in the mounting position. The side of the tray structure facing the snap-fit ​​groove has a snap-fit ​​part, which is placed in the snap-fit ​​groove, and a part of the snap-fit ​​part is exposed outside the guide groove. The snap-fit ​​part is configured to be able to elastically deform under drive to avoid the guide rail structure, so that the tray structure can pass into or out of the guide rail structure along the first direction. The pull-out patch panel and cabinet of this application can effectively simplify cabling while increasing the capacity of fiber optic connectors.