CN210403630U

CN210403630U - Circuit breaker wiring mechanism for transformer substation

Info

Publication number: CN210403630U
Application number: CN201921977395.5U
Authority: CN
Inventors: 陈君姣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-04-24
Anticipated expiration: 2029-11-15

Abstract

The utility model provides a transformer substation uses circuit breaker wiring mechanism. The circuit breaker wiring mechanism for the transformer substation comprises a circuit breaker; the two extension blocks are fixedly arranged at the top and the bottom of the circuit breaker respectively; the screw hole is formed in the extension block; a bolt threadedly mounted within the threaded bore; the induction block is fixedly arranged on the inner wall of the screw hole; the wire inserting hole is formed in the extending block, and the top of the wire inserting hole is communicated with the screw hole; the box body is fixedly arranged on one side, far away from the circuit breaker, of the extension block; the through hole is formed in the box body. The utility model provides a circuit breaker wiring mechanism for transformer substation has convenient to use, fixes the electric wire, guarantees the advantage of the stability of electric wire.

Description

Circuit breaker wiring mechanism for transformer substation

Technical Field

The utility model relates to a circuit breaker field especially relates to a circuit breaker wiring mechanism for transformer substation.

Background

The breaker is a switching device capable of closing, bearing and breaking a current under a normal circuit condition and closing, bearing and breaking a current under an abnormal circuit condition within a specified time, and can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply line, a motor and the like, automatically breaking a circuit when serious overload or short circuit, undervoltage and other faults occur, and the breaker has a function equivalent to a combination of a fuse type switch, an over-under-heat relay and the like, does not generally need to change parts after breaking a fault current, and is widely applied at present, a transformer substation is a place for receiving electric energy and distributing the electric energy, the breaker is important to be used in the transformer substation, and the breaker can be put into use by being electrically connected with other devices through wires.

Traditional circuit breaker connects simultaneously to lead through the electric wire, peels off the outer rubber leather sheath of electric wire, exposes the electric wire of the inside and stretches into the wire casing on the circuit breaker with it, makes bolt, electric wire and contact block contact, and the electric wire is thinner, if touch the electric wire often and make the electric wire break away from the circuit breaker easily in the use, will influence the normal use of circuit breaker.

Therefore, it is necessary to provide a new substation breaker wiring mechanism to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, fix the electric wire, guarantee the stability of electric wire breaker wiring mechanism for transformer substation.

For solving the technical problem, the utility model provides a transformer substation uses circuit breaker wiring mechanism includes: a circuit breaker; the two extension blocks are fixedly arranged at the top and the bottom of the circuit breaker respectively; the screw hole is formed in the extension block; a bolt threadedly mounted within the threaded bore; the induction block is fixedly arranged on the inner wall of the screw hole; the wire inserting hole is formed in the extending block, and the top of the wire inserting hole is communicated with the screw hole; the box body is fixedly arranged on one side, far away from the circuit breaker, of the extension block; the through hole is formed in the box body and communicated with the plug wire hole; the two placing grooves are respectively formed in the inner walls of the two sides of the wire inserting hole; the two clamping blocks are respectively installed in the corresponding placing grooves in a sliding manner; the two sliding grooves are formed in the inner wall of the bottom of the placing groove; the two U-shaped rods are fixedly arranged on the inner wall of the bottom of the box body; the connecting blocks are arranged on the corresponding U-shaped rods in a sliding mode, the top ends and the bottom ends of the connecting blocks extend out of the box body, and the top ends of the connecting blocks are fixedly connected with the clamping blocks through the sliding grooves.

Preferably, an internal thread is arranged in the screw hole, an external thread is arranged on the bolt, and the screw hole is in threaded connection with the bolt.

Preferably, two slide through holes are formed in the connecting blocks, and the inner walls of the slide through holes are connected with the U-shaped rods in a sliding mode.

Preferably, the springs are sleeved on the two U-shaped rods, and two ends of each spring are fixedly connected with the U-shaped rods and the connecting blocks respectively.

Preferably, the elastic stiffness coefficients of the two springs are both 8N/m to 30N/m.

Preferably, two equal fixed mounting has the handle on the connecting block, the handle is made for the rubber material.

Compared with the prior art, the utility model provides a circuit breaker wiring mechanism for transformer substation has following beneficial effect:

the utility model provides a circuit breaker wiring mechanism for transformer substation stimulates two handles, and two handles drive the connecting block and carry out sliding motion on U type pole, make the clamp splice remove, make the clamp splice carry out the centre gripping with the electric wire under the cooperation of spring fixed, make and remain stable between electric wire and two clamp splices to be connected, guarantee the stability of electric wire, make the electric wire can not break away from, do not influence the normal use of circuit breaker.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a wiring mechanism of a circuit breaker for a transformer substation according to the present invention;

FIG. 2 is a side cross-sectional structural view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a shown in fig. 2.

Reference numbers in the figures: 1. the circuit breaker, 2, extension piece, 3, screw, 4, bolt, 5, response piece, 6, plug wire hole, 7, box body, 8, through hole, 9, place the groove, 10, clamp splice, 11, sliding tray, 12, U type pole, 13, connecting block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a wiring mechanism of a circuit breaker for a transformer substation according to the present invention; FIG. 2 is a side cross-sectional structural view of FIG. 1; fig. 3 is an enlarged schematic view of a portion a shown in fig. 2. Breaker wiring mechanism for transformer substation includes: a circuit breaker 1; the two extension blocks 2 are fixedly arranged at the top and the bottom of the circuit breaker 1 respectively; the screw hole 3 is formed in the extension block 2; the bolt 4 is installed in the screw hole 3 in a threaded mode; the induction block 5 is fixedly arranged on the inner wall of the screw hole 3; the wire inserting hole 6 is formed in the extending block 2, and the top of the wire inserting hole is communicated with the screw hole 3; the box body 7 is fixedly arranged on one side, away from the circuit breaker 1, of the extension block 2; the through hole 8 is formed in the box body 7, and the through hole 8 is communicated with the plug wire hole 6; the two placing grooves 9 are respectively formed in the inner walls of the two sides of the wire inserting hole 6; the two clamping blocks 10 are respectively installed in the corresponding placing grooves 9 in a sliding manner; the two sliding grooves 11 are arranged, and the sliding grooves 11 are formed in the inner wall of the bottom of the placing groove 9; two U-shaped rods 12, the U-shaped rods 12 are all fixedly installed on the inner wall of the bottom of the box body 7. Two connecting blocks 13, the equal slidable mounting of connecting block 13 is in correspondence on the U type pole 12, the top and the bottom of connecting block 13 all extend to outside the box body 7, the top of connecting block 13 is passed through sliding tray 11 with clamp splice 10 fixed connection

The screw hole 3 is internally provided with an internal thread, the bolt 4 is provided with an external thread, and the screw hole 3 is in threaded connection with the bolt 4.

Two all seted up smooth through-hole on the connecting block 13, the inner wall of smooth through-hole with U type pole 12 sliding connection.

The springs are sleeved on the U-shaped rods 12, and two ends of each spring are fixedly connected with the U-shaped rods 12 and the connecting blocks 13 respectively.

The elastic stiffness coefficients of the two springs are both 8N/m to 30N/m.

Two equal fixed mounting has the handle on the connecting block 13, the handle is made for the rubber material.

The utility model provides a transformer substation is with circuit breaker wiring mechanism's theory of operation as follows:

when the circuit breaker 1 needs to be connected, a screwdriver is flicked into the screw hole 3, and the bolt 4 is twisted to enable the bolt 4 to move towards the outside of the screw hole 3;

after the bolt 4 moves to a proper position, the two handles are pushed to enable the two handles to move away from each other, the two handles drive the corresponding connecting blocks 13 to move, the connecting blocks 13 slide on the U-shaped rods 12, the springs are stretched at the same time, the clamping blocks 10 are driven to move while the connecting blocks 13 move, and after the two clamping blocks 10 move to the proper position, the prepared electric wire extends into the wire inserting hole 6 through the through hole 8 until the electric wire reaches the proper position;

after the electric wire is placed, the pulling on the two handles can be released, the connecting block 13 loses the pulling force and is simultaneously influenced by the elastic force of the spring to drive the clamping blocks 10 to move close to each other, so that the electric wire is clamped by the two clamping blocks 10;

after the position of the electric wire is determined, the screwdriver is rotated reversely, so that the screwdriver drives the bolt 4 to move towards the induction block 5 until the electric wire is clamped between the bolt 4 and the induction block 5, and the electric wire is stably connected with the bolt 4 and the induction block 5.

the utility model provides a circuit breaker wiring mechanism for transformer substation, two handles of pulling, two handles drive connecting block 13 and carry out sliding motion on U type pole 12, make clamp splice 10 remove, make clamp splice 10 carry out the centre gripping with the electric wire under the cooperation of spring fixed, make and remain stable between electric wire and two clamp splices 10 and be connected, guarantee the stability of electric wire, make the electric wire can not break away from, do not influence the normal use of circuit breaker 1.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a circuit breaker wiring mechanism for transformer substation which characterized in that includes:

a circuit breaker;

the two extension blocks are fixedly arranged at the top and the bottom of the circuit breaker respectively;

the screw hole is formed in the extension block;

a bolt threadedly mounted within the threaded bore;

the induction block is fixedly arranged on the inner wall of the screw hole;

the wire inserting hole is formed in the extending block, and the top of the wire inserting hole is communicated with the screw hole;

the box body is fixedly arranged on one side, far away from the circuit breaker, of the extension block;

the through hole is formed in the box body and communicated with the plug wire hole;

the two placing grooves are respectively formed in the inner walls of the two sides of the wire inserting hole;

the two clamping blocks are respectively installed in the corresponding placing grooves in a sliding manner;

the two sliding grooves are formed in the inner wall of the bottom of the placing groove;

the two U-shaped rods are fixedly arranged on the inner wall of the bottom of the box body;

the connecting blocks are arranged on the corresponding U-shaped rods in a sliding mode, the top ends and the bottom ends of the connecting blocks extend out of the box body, and the top ends of the connecting blocks are fixedly connected with the clamping blocks through the sliding grooves.

2. The substation circuit breaker connection mechanism of claim 1, wherein the screw hole is internally provided with an internal thread, the bolt is provided with an external thread, and the screw hole is in threaded connection with the bolt.

3. The substation circuit breaker connection mechanism according to claim 1, wherein sliding through holes are formed in both the two connection blocks, and inner walls of the sliding through holes are slidably connected with the U-shaped rods.

4. The wiring mechanism of the circuit breaker for the substation according to claim 3, wherein a spring is sleeved on each of the two U-shaped rods, and two ends of the spring are fixedly connected with the U-shaped rods and the connecting block respectively.

5. The substation breaker wiring mechanism of claim 4, wherein the spring stiffness coefficients of both of the springs are 8N/m to 30N/m.

6. The wiring mechanism of the circuit breaker for the substation according to claim 5, wherein handles are fixedly mounted on the two connecting blocks, and the handles are made of rubber.