606results about "Switchgear with withdrawable carriage" patented technology

The invention relates to the technical field of intelligent power grids, in particular to a low-voltage draw-out type switch cabinet which comprises a cabinet body, a power grid arranged on the inner side wall of the cabinet body, a heat dissipation plate arranged on the inner side wall of the cabinet body, a plurality of static contacts arranged on the inner side wall of the cabinet body and a cleaning mechanism arranged on the inner side wall of the cabinet body and used for cleaning the power grid. The cleaning mechanism comprises two first electric sliding rails arranged on the inner side wall of the cabinet body, according to the low-voltage draw-out type switch cabinet, the overturning plate is driven by the first motor to rotate at multiple angles, the spraying head can evenly cover the outer corners of the cabinet body after the insect repellent is atomized, reptiles are dispersed from the source, and the low-voltage draw-out type switch cabinet is convenient to use. The cleaning mechanism can be quickly started, heat dissipation blocking and equipment faults caused by accumulation of dead insects are prevented, and it is guaranteed that the low-voltage draw-out type switch cabinet is always kept in a safe and stable working state in long-term operation.

The utility model discloses a valve device and a centrally installed switchgear, the valve device comprises an upper valve plate, a lower valve plate, a first installation mechanism and a second installation mechanism, and the upper valve plate and the lower valve plate are arranged between the first installation mechanism and the second installation mechanism from top to bottom along the vertical direction; each of the first mounting mechanism and the second mounting mechanism comprises an upper valve rack, a lower valve rack, a gear and a pushing mechanism; the upper valve plate is connected with the upper valve rack, the lower valve plate is connected with the lower valve rack, the gear is arranged between the upper valve rack and the lower valve rack and meshed with the upper valve rack and the lower valve rack, and the pushing mechanism is connected with the upper valve rack. The pushing mechanism can drive the upper valve rack to ascend or descend so as to drive the gear to rotate, and the gear drives the lower valve rack to move in the direction opposite to the upper valve rack. The valve device is not prone to clamping stagnation, stable, reliable, simple in structure, few in spare and accessory parts, easy to machine and assemble and capable of effectively reducing cost.

The utility model relates to the field of handcart type switch devices, in particular to a valve device with a padlock and a switch cabinet. The padlock mechanism is used for solving the problem that an existing padlock mechanism is arranged on a valve, a worker needs to operate the padlock mechanism on the valve in a cabinet, and the risk of electric shock exists. The valve device with the padlock comprises a valve frame, a valve and a transmission mechanism are arranged on the valve frame, the transmission mechanism is provided with an action input component used for being matched with a circuit breaker handcart so as to transmit actions to the valve when the circuit breaker handcart is pushed, and the valve frame further comprises a handcart guide rail. A blocking and locking piece is movably arranged at the position, close to the front end, of the handcart guide rail, the blocking and locking piece has an unlocking state and a locking state for avoiding or blocking the circuit breaker handcart, and a padlock structure is arranged on the blocking and locking piece and is kept in the locking state after padlock. The blocking lock piece is arranged at the front end position of the handcart guide rail, so that a worker is prevented from entering the cabinet to be in contact with a valve which is possibly electrified, the operation is convenient, and the safety is improved at the same time.

The utility model discloses a switch cabinet drawer side lock hand-pull propulsion mechanism, which is used for a drawer to enter and exit into a switch cabinet, the switch cabinet comprises a bottom support plate, and the drawer is arranged on the bottom support plate; the drawer locking device further comprises a locking assembly, the locking assembly comprises an unlocking piece, a locking rod and a positioning plate, the unlocking piece and the locking rod are arranged on the drawer, the positioning plate is arranged on the bottom supporting plate, a plurality of grooves used for containing the locking rod are formed in the positioning plate, and the grooves are formed in the same side of the positioning plate. And the opening is communicated with the side edge of the positioning plate. According to the utility model, the locking assemblies respectively arranged on the drawer and the bottom supporting plate are adopted, a plurality of locking point positions are arranged, the position of the drawer can be accurately locked in the push-in and pull-out actions of the drawer, and the locking assemblies are independent of a connecting structure between the drawer and the switch cabinet and are not influenced by the heavy self-weight of the drawer, so that the service life is effectively ensured, and the safety of the switch cabinet is improved. And an accurate locking position is ensured.

The present invention belongs to the technical field of electrical devices. Disclosed is a primary-secondary integrated smart ring main unit. The smart ring main unit comprises a mechanism chamber, cable bushings, an explosion-proof valve seat, a cable chamber, an operating mechanism, a switch linkage lock, a linkage mechanism, a low-voltage cabinet, umbrella-skirt bushings, and a circuit-breaker apparatus, wherein the several cable bushings are mounted on a top plate of the cable chamber; the explosion-proof valve seat is mounted on the top plate of the cable chamber; the mechanism chamber is mounted above the cable chamber; the circuit-breaker apparatus is mounted inside the mechanism chamber; the several umbrella-skirt bushings are mounted inside the mechanism chamber; the operating mechanism is mounted inside the mechanism chamber, and is arranged at the front end of the circuit-breaker apparatus; the linkage mechanism is arranged above the operating mechanism; the low-voltage cabinet is mounted above the mechanism chamber; and the switch linkage lock is mounted on the linkage mechanism. The problem in the prior art whereby switches of a ring main unit cannot be operated separately, easily resulting in the inability to open cabinet doors or the risk of electric shock when a fault occurs, is solved. The safety factor of the ring main unit is improved, and the universality thereof is increased.

The invention discloses a switch cabinet and an interlocking device for a switch cabinet circuit breaker, and relates to the technical field of switch cabinets. The switch cabinet comprises a switch cabinet body, an insulating column is fixed to the rear side of the switch cabinet body in a penetrating mode, and first power connection columns are symmetrically fixed in the insulating column in a penetrating mode; the mounting assembly comprises two parallel supporting plates fixed in the switch cabinet main body, and baffle plates are movably connected in movable openings in the supporting plates; the power connection assembly comprises a lock cylinder fixed to the edge of the front side of the bottom of the lower supporting plate, and locking assemblies are symmetrically fixed to the upper portion of the peripheral side of the lock cylinder; each locking assembly comprises a connecting sleeve fixed to the upper portion of the peripheral side of the lock cylinder, a rotating column is movably connected into each connecting sleeve, and an elastic plate is fixed to the front end of each rotating column; the fixing frame is fixed in front of the opening in the top of the upper supporting plate. According to the invention, the baffle plate is arranged in the switch cabinet, and the power connection assembly is blocked by the baffle plate during maintenance, so that misoperation and wrong power connection of an operator are well prevented.

The invention discloses an automatic circuit breaker handcart for a switch cabinet, and belongs to the technical field of circuit breakers, the automatic circuit breaker handcart for the switch cabinet comprises a bottom frame, the bottom frame is movably provided with a circuit breaker handcart, the circuit breaker handcart is provided with a plurality of arc extinguish chambers, and the arc extinguish chambers are provided with moving contacts. A front frame is installed at one end, far away from the circuit breaker handcart, of the bottom frame, an aviation socket located on one side, far away from the circuit breaker handcart, of the front frame is arranged on the bottom frame, a signal lead is installed on the aviation socket, and a pushing assembly connected with the circuit breaker handcart is arranged between the circuit breaker handcart and the front frame. A movable transmission assembly movably connected with the pushing assembly is arranged in the bottom frame, moving assemblies movably connected with the movable transmission assembly are arranged on the two sides of the bottom frame, a camera and a temperature sensor are installed on the top of one side of the front frame, and a third contact sensor is installed on the bottom frame. The device has the advantages of intelligent detection, ordered movement, full contact of moving and static contacts, safety, reliability, convenient operation, simplicity, convenience and practicability.

The utility model provides a drawer base and a drawer type circuit breaker, and belongs to the technical field of electrical equipment. The utility model provides a drawer seat. The drawer seat comprises a shell, a secondary wiring top plate, a secondary wiring terminal, a transmission part and a cover body, a through groove is formed in the side wall of the shell. And the end part of the secondary wiring top plate is arranged in the through groove. And the secondary wiring terminal is arranged on the shell. The transmission piece is arranged on the inner wall of the shell and opposite to the end portion of the secondary wiring top plate, and the transmission piece can drive the secondary wiring top plate to move. The cover body is arranged on the outer wall of the shell and covers the through groove. According to the invention, the cover body is arranged on the drawer seat, and the cover body is used for protecting the movement of the transmission part on the movement path of the transmission part, so that the influence of the external environment on the movement of the transmission part can be reduced, and the probability that the secondary wiring terminal cannot be separated from the circuit breaker body due to the clamping stagnation of the transmission part can be reduced. And the use reliability of the drawer type circuit breaker is improved.

The utility model discloses a novel dual-power multi-standby plug-in low-voltage switch cabinet, which comprises a base, a bus coupler cabinet mounted in the middle of the top end of the base, a first wire inlet cabinet mounted on one side of the top end of the base, and a second wire inlet cabinet mounted on the other side of the top end of the base, drawer type circuit breakers are installed in the middle of the bus coupler cabinet, the middle of the first wire inlet cabinet and the middle of the second wire inlet cabinet respectively, a change-over switch is installed on one side of the top of the front face of the bus coupler cabinet, an automatic switching microcomputer is installed on the other side of the top of the front face of the bus coupler cabinet, and two wire outlet drawers are installed at the bottom of the first wire inlet cabinet and the bottom of the second wire inlet cabinet respectively. According to the novel dual-power-supply multi-standby plug-in low-voltage switch cabinet, the two wire inlet cabinets and the bus coupler cabinet of the low-voltage switch cabinet adopt electrical interlocking to ensure that the three wire inlet cabinets and the bus coupler cabinet cannot be switched on at the same time, and a standby power automatic switching microcomputer and a change-over switch are additionally arranged on the contact cabinet to realize three switching functions of standby power automatic switching, manual operation and stopping.

The utility model discloses a low-voltage switch cabinet drawer unit and a low-voltage switch cabinet, and relates to the technical field of low-voltage switch cabinets, the low-voltage switch cabinet drawer unit comprises a cabinet bin, a switch drawer and a wiring anti-loosening assembly, the switch drawer is slidably installed in the cabinet bin, the wiring anti-loosening assembly is installed on the inner wall of the rear side of the cabinet bin, and the wiring anti-loosening assembly is installed on the inner wall of the rear side of the cabinet bin. The wiring anti-loosening assembly comprises a static contact, a moving contact, a connecting wire, a positioning sleeve, an assembling plate and a positioning clamping groove, the static contact is fixedly connected with the rear wall of the cabinet bin, the moving contact is installed on the front side of the static contact, the front side of the moving contact is connected with the connecting wire, and the moving contact is sleeved with the positioning sleeve. According to the low-voltage switch cabinet drawer unit and the low-voltage switch cabinet, the positioning sleeve can be sleeved outside the moving contact to limit the moving contact, and the two sides of the positioning sleeve can be clamped and connected with the positioning clamping grooves, so that the moving contact and the static contact are prevented from being loosened due to the fact that the moving contact is pulled to move under the condition that the connecting wire is pulled.

A drawer base door opening and closing structure, comprising a first gear and a safety door. The first gear is rotationally arranged and can drive a circuit breaker body to move back and forth in a drawer base, the first gear being an incomplete gear that is provided with transmission teeth. The safety door comprises a movable partition plate and a static partition plate, the movable partition plate being vertically movably arranged on the static partition plate, and further comprises a sliding plate and an elastic member for resetting the sliding plate, wherein the sliding plate is provided with a sliding-plate guide rail, and the drawer base is provided with a rotation support; the cooperation between the sliding-plate guide rail and the rotation support enables the sliding plate to be movably arranged on the drawer base; and the sliding plate can move along the sliding-plate guide rail and can rotate around the rotation support. A circuit breaker, comprising the drawer base door opening and closing structure. In the drawer base door opening and closing structure and the circuit breaker of the present invention, the first gear, which is rotationally arranged and drives the circuit breaker body to move in the drawer base, directly drives the sliding plate to achieve drawer base door opening and closing, so that there are a small number of transmission stages, enabling operations to be stable and reliable, improving the reliability of drawer base door opening and closing, while also greatly reducing the number of parts, enabling assembly to be convenient and quick.

The application relates to the technical field of low-voltage switch cabinets, and discloses a pull-out type low-voltage switch cabinet which comprises a switch cabinet body, a partition plate is fixedly connected inside the switch cabinet body, a drawer slot is arranged on one side of the switch cabinet body, a limiting slot is fixedly connected inside the drawer slot, a sliding plate is movably connected inside the limiting slot, a drawer cabinet is fixedly connected to the side surface of the sliding plate, a heat dissipation mechanism is movably connected to the side surface of the switch cabinet body away from the partition plate, a supporting mechanism is movably connected to the bottom end of the drawer cabinet, and a limiting mechanism is movably connected to the side surface of a drawer panel; when the drawer cabinet is pulled out, the drawer cabinet drives the two rack strips to move; when the rack strips are in contact with the gear after moving, the gear rotates; when the gear rotates, the supporting shaft rotates; when the supporting shaft rotates, the rotating plate and the limiting plate rotate; after the limiting plate rotates, the limiting plate is located above the protruding plate; at this time, the protruding plate is pressed down to support the drawer cabinet, so that the drawer cabinet is not easy to deform.

The drawer seat door opening and closing structure comprises a first gear and a safety door, the first gear is rotationally arranged and can drive the circuit breaker body to move back and forth in the drawer seat, and the first gear is an incomplete gear and is provided with transmission teeth; the safety door comprises a movable partition plate and a static partition plate, the movable partition plate is arranged on the static partition plate in an up-down moving mode, a sliding plate guide rail is arranged on the sliding plate, a rotating fulcrum is arranged on the drawer base, and the sliding plate guide rail is matched with the rotating fulcrum to enable the sliding plate to be movably arranged on the drawer base. The sliding plate can move along the sliding plate guide rail and can rotate around the rotating fulcrum. The circuit breaker comprises the drawer seat door opening and closing structure. According to the drawer base door opening and closing structure and the circuit breaker, the first gear which drives the circuit breaker body to move in the drawer base and is rotationally arranged directly drives the sliding plate to achieve door opening and closing of the drawer base, the number of transmission stages is small, action is stable and reliable, the reliability of door opening and closing of the drawer base is improved, the number of parts is greatly reduced, and assembling is convenient and fast.

The utility model discloses a drawer mounting structure in a draw-out type low-voltage switch cabinet, and belongs to the technical field of mounting structures. A drawer installation structure in a draw-out type low-voltage switch cabinet comprises an installation frame, first sliding rail rods are symmetrically arranged on the inner wall of the installation frame, and sliding seats are arranged on the surfaces of the first sliding rail rods in a sliding mode. And a set of stable sliding transmission system is formed. When the drawer needs to be operated, an operator can easily move the drawer only by pulling or pushing the handle on the drawer body no matter the drawer is pulled out or pushed in. The sliding seat slides on the first sliding rail rod, and the moving seat slides on the second sliding rail rod, so that the drawer can be pulled out and pushed in more stably and smoothly in cooperation with the rotation of the movable strip, the operation resistance is reduced, and the operation convenience is greatly improved.

The utility model provides a base assembly and a drawer type circuit breaker, and belongs to the technical field of electrical equipment. The base assembly comprises a drawer base and a first baffle. The drawer base comprises an upper mounting cavity and a lower mounting cavity, the upper mounting cavity and the lower mounting cavity are both used for mounting the electric connection structure, and a plurality of first air holes penetrating through the drawer base are formed in the cavity wall of the upper mounting cavity and the cavity wall of the lower mounting cavity. The first baffle is connected with the drawer base and located between the upper mounting cavity and the lower mounting cavity. The first baffle is provided with a gas exchange groove in the arrangement direction of the upper mounting cavity and the lower mounting cavity, and the gas exchange groove communicates with the upper mounting cavity and the lower mounting cavity. The drawer-type circuit breaker is provided with the plurality of first air holes, air circulation between the inside and the outside of the drawer-type circuit breaker is improved, and air circulation among the plurality of mounting cavities is improved by arranging the plurality of air exchange grooves. Therefore, heat dissipation in the drawer type circuit breaker can be improved.

The utility model discloses a remote operation device of a drawer type circuit breaker. The drawer type circuit breaker comprises a circuit breaker body, a drawer seat and a drawer seat transmission device, wherein the drawer seat transmission device is used for driving the circuit breaker body to be rocked in and out of the drawer seat under the driving of external force; the remote operation device comprises an input power supply circuit, a motor, a driving power supply module, a position locking module, a position indicating mechanism, an unlocking mechanism and a remote operation control module. The utility model also discloses a drawer type circuit breaker. Compared with the prior art, the drawer seat is automatically operated to be rocked in and out of the circuit breaker body through remote control, circuit disconnection is autonomously realized at a specified position, an autonomous stopping function at the specified position is realized, and possible harm to operators in the operation process of the drawer type circuit breaker can be effectively reduced.

The invention discloses a low-voltage power distribution cabinet, and belongs to the technical field of power distribution cabinets. A bus chamber partition plate of the low-voltage power distribution cabinet is arranged in a cabinet body, the bus chamber partition plate divides the internal space of the cabinet body into an upper compartment space and a lower compartment space, a horizontal bus chamber is located in the upper compartment space, and a vertical bus chamber, a primary and secondary connector assembly chamber, a functional unit chamber, a primary cable chamber and a secondary cable chamber are all located in the lower compartment space; the middle partition plate is arranged in the lower compartment space and divides the lower compartment space into a front compartment area and a rear compartment area, the functional unit chamber is located on the left side of the front compartment area, the secondary cable chamber is located on the right side of the front compartment area, the vertical bus chamber is located on the left side of the rear compartment area, and the secondary connector assembly chamber is located in the middle of the rear compartment area. The primary cable chamber is positioned at the rear part of the rear compartment area; the plurality of terminal layer spacing boards of the first enclosing assembly are arranged in a secondary connector room at intervals. According to the invention, mutual isolation of terminals of different units is realized, and the requirement of a separation form is met.

The utility model discloses a low-voltage switch cabinet with a good moisture-proof effect in a coastal region, which comprises a switch cabinet which is a drawer type switch cabinet and is characterized in that a moisture-proof assembly is arranged in a drawer of the switch cabinet; the moisture-proof assembly is used for preventing moisture. The utility model relates to the technical field of moisture-proof equipment of low-voltage switch cabinets, in particular to a low-voltage switch cabinet with a good moisture-proof effect in coastal areas, which is convenient for mounting, limiting and taking out moisture absorption blocks and is convenient for replacing the moisture absorption blocks.

The utility model discloses a drawer-type low-voltage switch cabinet, which comprises a cabinet body, a plurality of groups of mounting racks are arranged in the cabinet body, drawers are arranged among the plurality of groups of mounting racks, two groups of connecting racks which are distributed in a crossed manner are arranged between adjacent mounting racks, and two ends of each connecting rack are rotatably provided with sliding blocks. The connecting frame is slidably connected with the upper mounting frame and the lower mounting frame through two sliding blocks, two symmetrically-distributed bidirectional lead screws are arranged in each mounting frame, a first adjusting frame is arranged in each mounting frame, a second adjusting frame is arranged in each first adjusting frame, and the first adjusting frames are slidably connected with the mounting frames. The second adjusting frame is in sliding connection with the first adjusting frame, and the size of the installation space between the drawers in the cabinet body is adjusted through the multiple sets of installation frames and the connecting frames distributed between the adjacent installation frames in a crossed mode, so that a worker can conveniently use the switch cabinet to freely assemble the drawers of various models.

The utility model relates to a metal armored movable switch cabinet. The technical problem to be solved by the utility model is to provide a metal armored movable switch cabinet. According to the technical scheme, the switch cabinet linkage device comprises a switch cabinet side plate, a switch cabinet door and a switch cabinet linkage assembly, the switch cabinet linkage assembly comprises a linkage piece, a swing piece and a pin shaft, the swing piece is connected with the linkage piece in a swing mode through the pin shaft, the linkage piece comprises a linkage piece butt joint part, and the linkage piece butt joint part is connected with the switch cabinet door. The linkage piece butt joint part is vertically bent in sequence to form a linkage piece first mounting part, a linkage piece transition part, a linkage piece reinforcing part and a linkage piece second mounting part, and a linkage piece cylindrical part is arranged at the front end of the linkage piece butt joint part. The switch cabinet has the advantages that the linkage piece and the side plate of the switch cabinet as well as the swing piece and the cabinet door of the switch cabinet are in multi-point connection and have transverse and radial bidirectional connection force, so that the connection firmness is remarkably improved, and the phenomena of loosening and falling caused by vibration or frequent operation can be effectively prevented.

The invention relates to the technical field of low-voltage switch cabinets, and particularly discloses a drawer type low-voltage switch cabinet which comprises supporting legs, a drawer frame is fixedly connected to the tops of the supporting legs, an electric control assembly is arranged on the inner side of the drawer frame, and a switch assembly is installed on the front face of the electric control assembly. The back surface of the inner side of the drawer frame is fixedly connected with a connecting switch; in the process of needing circuit switching, a user firstly pushes the electric control main body, then drives the rotary transmission rod and the rotary positioning shaft to rotate by rotating the rotary handle, and then drives the positioning sensing assembly, the first buffer assembly, the second buffer assembly and the contact switch assembly to rotate; when the touch control positioning groove is opened, the contact plate rotates from one side of the touch control positioning groove to the other side, so that a circuit is switched from one side to the other side, and when the contact plate is far away from the other side, the circuit on the other side is disconnected, so that the two circuits cannot be opened at the same time, and a user can operate conveniently.

The invention relates to the technical field of PT handcart auxiliary devices, in particular to a gentle pull-out device suitable for a high-gravity-center PT handcart. A gentle pull-out device suitable for a high-gravity-center PT handcart comprises a carrying table, the carrying table is connected with a bearing part and a movable part, the bearing part comprises a storage stage and a movable stage, a guide piece is arranged on the bearing part, the guide piece is rotationally connected with the bearing part, the guide piece is connected with the movable part, and the storage stage is connected with the movable part. Vertical plates are symmetrically arranged on the two sides of the top of the guide piece, the carrying table is supported by means of the bearing part, the carrying table is supported by means of the bearing part, the movable part is supported by means of the carrying table, and when the movable end of the telescopic piece is far away from the fixed end, the vertical position of the reinforcing rib can be changed, so that the device adapts to the height difference between the PT cabinet and the ground; when the PT handcart is pulled out, the upper half part of the PT handcart does not need to be jacked by large force, so that the PT handcart is not easy to topple due to unstable gravity center, and the potential safety hazard is eliminated.

A modularized and integrated high-explosive circuit breaker handcart comprises a chassis truck, an electrical part back box and a circuit breaker body are installed above the chassis truck, and a power module, a chassis truck controller, a protector, a circuit breaker controller, a relay, a gateway and a micro circuit breaker are installed in an inner cavity of the electrical part back box. The power supply module is connected with the chassis vehicle controller, the circuit breaker controller and the protector through the micro circuit breaker, the protector is connected with the chassis vehicle controller and the circuit breaker controller, the circuit breaker controller is connected with the circuit breaker body through the relay, and the gateway is connected with the chassis vehicle controller and the circuit breaker controller through communication interfaces; and the side surface of the electrical part back box is provided with a micro circuit breaker operation window and a network cable wiring window. According to the integrated high-explosive circuit breaker handcart, the defects in the prior art are overcome, the overall dimension of the whole integrated high-explosive circuit breaker handcart is smaller than that of similar products, the required equipment accommodating space is smaller, the probability that electrical parts are affected by external factors is effectively reduced, and the reliability and the stability of equipment are improved.

The utility model discloses a medium-voltage circuit breaker handcart execution unit box with a locking mechanism, which is used on an electric execution mechanism of a medium-voltage circuit breaker handcart and comprises a box body, an execution mechanism and the locking mechanism. The box body is provided with a box door; the executing mechanism comprises a motor and a driving assembly, and the driving assembly is provided with a manual connecting part; the locking mechanism comprises a baffle assembly, a buckling block and a travel switch assembly. According to the utility model, the manual connection part is used for being connected with an external crank to realize manual operation, and the external hanging mechanism of the medium-voltage circuit breaker handcart can be ensured to be normally used in combination with electric driving realized by the motor; the baffle assembly is arranged and used for controlling the travel switch assembly to conduct electrical action and controlling the manual connecting part to conduct closing or opening action. Through the cooperation of the clamping groove and the clamping block, an execution mechanism for opening the box door for misoperation is prevented from violating five-prevention, and the use safety is improved.

The utility model provides an electric crank of a high-voltage switch cabinet, which belongs to the technical field of auxiliary tools of the high-voltage switch cabinet and comprises a machine body, a motor is arranged in the machine body, a motor rotor is arranged on one side of the motor and coaxially connected with a rotating rod, and the other end of the rotating rod extends out of the outer side of the machine body. A counting sensor connected with the motor is further arranged in the machine body, the counting sensor is in communication connection with a microprocessor, an adapter mounting seat is arranged at the end of the machine body, the mounting seat is detachably connected with an adapter, the rotating rod is rotatably arranged in the adapter mounting seat and the adapter, grips are symmetrically arranged on the two sides of the machine body, and the rotating rod is detachably connected with the rotating rod. A groove convenient for fingers to grasp is formed in the bottom of the grip, a rectangular groove is formed below the tail of the machine body, and a supporting seat is hinged to the edge of the rectangular groove, so that electric shaking can be realized, and the position change of the handcart and the drawer after rotation can be accurately controlled.

The embodiment of the utility model provides a wire inlet valve assembly for an electrical cabinet and the electrical cabinet. The inlet wire valve assembly comprises a shell, a plurality of first plug ports, a plurality of hinge holes, a first stroke hole and a second stroke hole, wherein the first stroke hole and the second stroke hole are formed in the extending direction of the shell; the valve is movably coupled in the shell and comprises a plurality of second plugging ports; the first bolt is coupled to the valve and is arranged in the first stroke hole; the connecting rod assembly comprises a hinged end and a sliding end, the hinged end is coupled in the hinged hole, and the sliding end is slidably coupled in the second stroke hole; the first elastic piece is coupled between the sliding end and the first bolt and is arranged to be stretched to accumulate force so as to drive the valve to move from the shielding position to the opening position through the first bolt when the sliding end slides in the direction away from the hinge hole, and in the opening position, the multiple first insertion openings are aligned with the multiple second insertion openings correspondingly; and a plurality of conductors can be inserted. Therefore, the reliability and the operation convenience can be improved.

The invention discloses medium and low voltage complete equipment which comprises a cabinet body, a horizontal bus chamber is arranged at the upper position in the cabinet body, a function chamber is arranged on the front side of the lower portion of the horizontal bus chamber, a vertical bus chamber is arranged behind the function chamber, a plurality of transverse partition plates are arranged in the function chamber, and the transverse partition plates are detachably connected with the interior of a second cabinet body. The distance between every two adjacent transverse partition plates in the vertical direction ranges from 1 unit to 1.5 units, the function chamber is vertically divided into a plurality of transverse compartments corresponding to the units through the transverse partition plates, at least one transverse compartment is internally connected with a first drawer unit of the corresponding unit in a sliding mode, and the first drawer unit is provided with a movable inserting piece facing the vertical bus chamber. And the transverse partition plates of the function chamber are adjusted to form different intervals, so that the drawer units with different unit sizes can be combined to form the combined cabinet body, and the cost for customizing the cabinet body in the later period is reduced.

The present invention discloses a low-voltage switch drawer interlocking mechanism, comprising a drawer body, guide plates disposed on both sides of the drawer body, the guide plates forming bayonet holes corresponding to a separation position, a test position, and a connection position along the sliding direction of the drawer body; an unlocking button mounted on one side of the front end of the drawer body, the unlocking button connected to a push plate, the lower portion of the push plate being bent to form a bent portion, the bent portion being connected to a first bolt; a left transverse insert plate and a right transverse insert plate mounted within the drawer body; insert plates corresponding to the bayonet holes formed at the outer ends of the left and right transverse insert plates; through holes formed at the inner ends of the left and right transverse insert plates for the first bolt to pass through, the through holes being formed with guide slopes. The present invention overcomes the problem of existing switch drawers causing primary contacts to make unsmooth contact due to the swinging forward movement, and can quickly and accurately provide staff with feedback on the correct position of the test position.

The invention relates to the technical field of transfer trolleys, and particularly discloses a 10kV handcart switch universal transfer trolley which comprises a trolley body. The bearing element is used for bearing the kV handcart switch; the bearing element is located on the side wall of the driving element, and the driving element is used for driving the bearing element to ascend, descend and horizontally move; wherein the driving element comprises a transverse adjusting piece arranged at the bottom end of the bearing element, the transverse adjusting piece is used for driving the bearing element to carry out transverse position adjustment in the horizontal direction, and through the design of an adjustable structure, the handcart type high-voltage cabinets of different models and specifications can be adapted to; a special operation trolley does not need to be independently arranged for each type, the standby number of equipment in the high-voltage chamber is reduced, the equipment management difficulty is lowered, meanwhile, model selection errors caused by mixed types are avoided, and the high-voltage chamber is tidier and more orderly in layout.

Embodiments of present disclosure relates to a dual power transfer switch. The dual power transfer switch comprises a first switch for connecting a first power source to a load and a second switch for connecting a second power source to a load, a user interface (50) configured to receive a user's operating handle (60) for operating the dual power transfer switch, and an interlock device comprising an interlock member (70) which is adapted to act on the user interface (50) to prevent or allow a user to operate the dual power transfer switch through the user interface (50) in accordance with states of the first switch and the second switch, wherein the interlock member (70) is configured to move to different positions so as to lock or unlock the user interface (50) in dependence on different rotation positions of a main shaft of the dual power transfer switch. With these embodiments, the user interface can be interlocked in dependence on different rotation positions of a main shaft of the dual power transfer switch, which improves the safety of the dual power transfer switch.