88results about How to "Improve wiring efficiency" patented technology

The utility model relates to the technical field of weak current engineering wiring, and discloses a weak current engineering wiring device, which comprises an identification rod, the front surface of the identification rod is provided with scale marks and digital identifications, the outside of the identification rod is provided with a wiring adjusting mechanism, the wiring adjusting mechanism comprises a plurality of limiting arc rings, and the limiting arc rings are provided with a plurality of limiting grooves. And elastic clamping pieces are mounted in the limiting arc-shaped rings. According to the utility model, through the cooperation of the identification rod, the adjusting block, the limiting arc-shaped rings, the arc-shaped stop levers and the elastic clamping pieces, a plurality of cables can be arranged in the limiting arc-shaped rings respectively, and at the moment, the adjusting block is moved, moves on the identification rod and drives the limiting arc-shaped rings and the cables to move, so that the distance between the plurality of cables can be adjusted conveniently; after adjustment, through cooperation of a protection groove, a rotary knob, a screw rod, an adjusting plate, a pressing rod, a limiting rod and a supporting plate, a pressing plate can be conveniently driven to press the upper portion of the marking rod, the stability of an adjusting block and a limiting arc-shaped ring is improved, and subsequent wiring operation is facilitated.

The invention provides a low-voltage isolating switch with an adjustable wire inlet end, which comprises a seat body and a cover plate fixedly connected to the upper end of the seat body, the lower end of the cover plate is fixedly connected with a camera and a light supplementing lamp, a movable cavity is formed in the seat body, the inner wall of the movable cavity is connected with a knife holder and a wiring contact seat, the knife holder is rotatably connected with a power connection knife switch, and the power connection knife switch is rotatably connected with the wiring contact seat. The upper end of the wiring contact seat is fixedly connected with a knife switch clamping piece which is electrically contacted with the electric knife switch and limits the electric knife switch; images of metal wires can be shot through the camera, features in the images are analyzed through an image processing algorithm, so that the metal wires made of different materials are distinguished, after the metal wires are distinguished as aluminum wires, the driving mechanism can be controlled to drive the terminal base to rotate, and the copper-aluminum transition contact base is rotated and adjusted to the original position of the wiring contact base. And then the metal wire is directly inserted into the copper-aluminum transition contact seat and screwed tightly, so that the wiring work can be completed. By automatically identifying and classifying the metal wires, the wiring workload of wiring personnel is reduced, and the wiring efficiency is improved.

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 utility model is suitable for the field of street lamp equipment, and discloses a waterproof control box with an upper cover and a lower cover and a street lamp with the control box, the waterproof control box comprises a box body, a control wiring assembly is arranged in the box body, and the control wiring assembly is used for being connected with a cable; a connecting plate is arranged on one side of the cover body, and the connecting plate is rotationally connected with the inner wall of the box body up and down; the water guide groove is formed in the inner side of the top of the box body and located below the connecting plate, when the cover body covers the box body, the connecting plate is located in the water guide groove, and the water guide groove extends to the position of the front portion of the box body from the interior of the box body. Compared with a traditional left-right cover turning mode, the cover body is turned up and down, so that the internal space of the lamp pole is saved, and the wiring efficiency of a cable and a control wiring assembly is improved; when the cover body is closed, the connecting plate is located in the water guide groove to guide rainwater or other liquid into the water guide groove, water is effectively prevented from permeating into the control box, the water is rapidly discharged, and dryness in the control box and safety of electrical elements are kept.

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 utility model belongs to the technical field of general configuration of platforms, and particularly provides a platform system. The platform system comprises a platform, an isolation safety system is arranged at the position, close to the edge, of the platform, and a cable needed by the isolation safety system is arranged under a safety line of the platform. According to the platform, when the cables of the isolation safety system are laid, only narrow safety lines need to be detached / laid, after the main bodies of the cables are completed, the cables are bent to corresponding equipment through flexible deformation of the cables, the overall engineering amount is small, and the construction efficiency is higher.

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 relates to the technical field of servo drivers, in particular to an external reversing terminal for a functional module of a servo driver, which comprises a terminal base, a first slot and a second slot are arranged in the terminal base, and a first wiring through groove and a second wiring through groove are arranged along one side of the first slot and one side of the second slot. A first support arm with a first conductor guide groove and a second support arm with a second conductor guide groove are arranged on one side of the base, a first conductor is arranged in the first conductor guide groove, and a second conductor is arranged in the second conductor guide groove; the terminal gland is arranged on the upper side of the terminal base; and a first locking threaded hole, a second locking threaded hole, a first locking screw and a second locking screw are arranged on the gland part of the terminal base, and the first locking screw and the second locking screw correspond to the first locking threaded hole and the second locking threaded hole. The device is simple in structure, wiring is convenient, safe insulation of non-connection parts can be achieved, wiring efficiency can be improved, and use safety of the servo driver function module can be effectively improved.

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 relates to the technical field of electric cabinet wiring auxiliary equipment, and discloses a support for electric cabinet wiring installation, which comprises an electric cabinet main body, an electric appliance installation frame is arranged in the electric cabinet main body, an electric appliance element is installed on the electric appliance installation frame, and a closing door is arranged on the side edge of the electric cabinet main body. The side edge of the electric cabinet main body is provided with a wiring auxiliary installation assembly used for auxiliary wiring, and the side edge of the electric appliance element is provided with the wiring auxiliary installation assembly, and the side edge of the electric cabinet main body is provided with the wiring auxiliary installation assembly, and the fixed connection plate in the wiring auxiliary installation assembly can push the fixed abutting plate under the pushing of the abutting screw rod to the fixed abutting plate. Therefore, the wiring of electrical components by a user is clearer, the wiring operation of a worker is more accurate, wiring errors caused by scattering of a large number of connecting wires are avoided, the wiring operation of the worker is safer and more convenient, the wiring efficiency of the worker is greatly improved, and the use of the user is facilitated.

The utility model relates to a trolley for electric cabinet wiring, comprising a code scanner, the code scanner is arranged on a movable base, the movable base is provided with a moving mechanism at the bottom, the movable base is provided with a battery, an industrial control computer, a keyboard and a mouse, and the code scanner, the battery, the industrial control computer, the keyboard and the mouse are electrically connected. The utility model does not need the wiring worker to confirm repeatedly by looking through the drawing, avoids the confusion of each wiring segment on the drawing, reduces the wiring error caused by the drawing problem, does not need to wear, does not cause the physical burden to the wiring worker, and the cost is lower, can be used for multiple people to check the information displayed by the industrial control computer together, is convenient for the mutual cooperation of the wiring worker, improves the wiring efficiency, and satisfies the demand of efficient, convenient and flexible operation of the worker.

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 discloses a power switch module assembling structure in the technical field of switch module devices, and aims to solve the problems of complex structure, large occupied space and the like in an existing charging cabinet. The two ends of a second folded plate in the mounting folded plates are vertically connected between a first folded plate and a third folded plate respectively; the air switch mounting plate is fixed at one end of the second folded plate through the L-shaped bracket and is parallel to the first folded plate; an N-phase copper bar is arranged on the second folded plate; the front end and the rear end of the switching copper bar are respectively fixed on the third folded plate and the first folded plate; the first copper bar bracket is fixed on the first folded plate; the second copper bar bracket is fixed on the third folded plate; the input copper bar is fixed on the second copper bar bracket and is communicated with the front end of the switching copper bar through the alternating current inlet wire circuit breaker; the output copper bar is fixed on the first copper bar bracket and is communicated with the rear end of the switching copper bar through the alternating current contactor; the device is suitable for assembling the switch module in the electric vehicle charging cabinet, occupies less cabinet installation space, and is beneficial to installation and maintenance.

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 provides a flat cable card of a Type-C joint. The flat cable card comprises a cable clamp main body, and a first wing plate and a second wing plate which are arranged on two non-threading sides of the cable clamp main body in a breakable manner, the wire clamp main body comprises an upper-layer wire arranging seat and a lower-layer wire arranging seat, and wire separating and fixing mechanisms are arranged on the upper-layer wire arranging seat and the lower-layer wire arranging seat; and the first wing plate and the second wing plate are used for fixing the wire clamp main body when the wire is connected with the Type-C joint. According to the utility model, before a worker connects the wire rods with the Type-C joint, the positions of various wire rods on the front and back surfaces of the Type-C joint can be fixed on the wire rod clamp in advance, the worker determines the functions of the wire rods according to the positions, the interference between the wire rods is small due to the arrangement of the wire rod clamp during wiring, and the wiring efficiency is also improved.

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 discloses a primary and secondary fusion complete column-mounted circuit breaker convenient for wiring, which comprises a circuit breaker body, the circuit breaker body is provided with an upper conductive plate and a lower conductive plate, and the upper conductive plate and the lower conductive plate are provided with fixing holes. The upper current-conducting plate and the lower current-conducting plate are provided with wire clamping plates capable of moving up and down, the fixing holes are provided with opening portions, the wire clamping plates are provided with movable portions capable of being opened towards the two sides, and the wire clamping plates are provided with elastic pieces and act on the wire clamping plates so that the wire clamping plates can be tightly attached to the upper current-conducting plate and the lower current-conducting plate. According to the utility model, the wire clamping plate capable of moving up and down is convenient for a user to operate, tools are not needed, the movable parts are propped open to move towards the two sides through the propping-open parts, so that stable connection between the wiring terminal and the wire clamping plate is ensured, the wire clamping plate and the wiring terminal are protected from rainwater erosion through the protective cover, and the wiring terminal is protected from being damaged by rainwater. The product has the advantages of protection function, convenient and reliable connection and the like.

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.

This utility model relates to the field of electricity meter technology, and in particular to a wiring auxiliary structure for electricity meters. It includes a fixed wall plate, with an electricity meter placement component fixedly connected to the upper front end of the fixed wall plate, and a wiring positioning component fixedly connected to the lower front end of the fixed wall plate. Two fixing rods are fixedly connected to the lower front end of the electricity meter placement component, and a fixing locking device is fixedly connected to the lower ends of the two fixing rods. In this wiring auxiliary structure, rotating the three-bladed knob of the fixing locking device drives a screw to push the second wiring positioning plate backward. With the cooperation of the guide rod and guide hole, smooth movement is achieved. Combined with the elastic action of the return spring, the wire is firmly locked to the electricity meter terminal, ensuring a tight and reliable connection. This avoids metering errors and safety hazards caused by poor contact. Furthermore, the entire locking process is simple to operate and can be completed without professional tools, significantly improving wiring efficiency and safety.

The invention discloses a printed circuit type solar photovoltaic cold box lead structure capable of being quickly plugged, and belongs to the technical field of cold chain transportation equipment, the printed circuit type solar photovoltaic cold box lead structure comprises a heat preservation box body, the heat preservation box body is of a 7-shaped structure, and thin film photovoltaic assemblies are arranged on the top and the side faces of the outer side wall of the heat preservation box body; a printed circuit integrated part is pre-embedded in the corner of the heat preservation box body, the printed circuit integrated part is connected with the thin film photovoltaic module through a wire, and one end of the printed circuit integrated part is connected with an MPPT controller through an output bus interface and used for outputting current generated by a photovoltaic panel to the MPPT controller; according to the printed circuit type solar photovoltaic cold box lead structure capable of being quickly plugged, the photovoltaic panel lead mode is greatly simplified, the number of wires is reduced, the space occupied by the leads is reduced, and the wiring efficiency is improved.

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 provides a 3D stacked chip global wiring method, device, equipment and medium for thermal analysis optimization. The method obtains multiple target bare chips containing network pins from multiple bare chips of a network to be wired, and obtains wiring congestion information of each target bare chip; projects the network pins in each target bare chip to each of the remaining target bare chips to form projection pins corresponding to the network pins of the remaining target bare chips, so as to realize cross-die connection of multiple network pins; obtains first position information corresponding to each network pin and second pin position information corresponding to the projection pin, so as to form bare chip wiring information corresponding to each target bare chip in combination with the wiring congestion information, so as to generate cross-die connection positions and thermal field distribution information corresponding to each target bare chip; obtains through-silicon via distribution information corresponding to each target bare chip according to each thermal field distribution information, so as to optimize the cross-die connection positions, and complete the global wiring of the 3D stacked chip.

The invention relates to the technical field of cable bridges, in particular to a cable bridge convenient for wiring, comprising: a supporting mechanism comprising a supporting side edge and a connecting shaft arranged on the supporting side edge, the supporting side edge being provided with an abutting plate; the protection mechanism comprises a side plate, a bottom plate is arranged on the side plate, an inlet channel and a transverse groove are formed in the side plate, the inlet channel is communicated with the transverse groove, and the protection mechanism further comprises a sliding groove formed in the side plate; the clamping mechanism comprises a sliding shaft arranged in the sliding groove in a sliding mode and a clamping arm arranged on the sliding shaft. In the wiring process of the cable, due to the fact that the bottom of the supporting mechanism is not in a closed state, an operator can conveniently adjust the position of the cable, wiring operation is facilitated, the operable space is increased, the wiring convenience is improved, the wiring difficulty is reduced, and the wiring efficiency is improved.

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.