False touch prevention type electrical circuit breaker for power plant

Abstract

The utility model relates to the field of electrical technology, and discloses a mistaken touch prevention type electrical circuit breaker for a power plant, which comprises a circuit breaker body, two side surfaces of the circuit breaker body are provided with mounting grooves, when the device is used, one end of a circuit to be connected is sleeved on a guide rod and is fixedly mounted on the guide rod through a bolt, and the circuit to be connected is connected with the mounting grooves. After the wire is fixed, the movable block can be pushed into the limiting block, when the movable block slides into the limiting block, the guide rod and the fixed wire are driven to move along the interior of the mounting groove, the guide rod slides into the connecting groove in the moving process, and at the moment, the wire can be connected with the interior of the circuit breaker body through the guide rod. When the movable block slides, the movable block can be matched with the limiting assembly to limit the movable block at the same time. When the mistaken touch prevention type electrical circuit breaker for the power plant is actually used, a wire can be connected with the interior of the circuit breaker body through the guide rod, and the circuit breaker body is limited after being installed, so that mistaken touch is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical technical field, concretely is a kind of anti-mis-touch type electrical circuit breaker for power plant. BACKGROUND

[0002] ‌Circuit breaker is a kind of switch device that can close, carry and break the current under normal loop condition, and close, carry and break the current under normal loop condition within specified time. According to its use range, circuit breaker can be divided into high-voltage circuit breaker and low-voltage circuit breaker, and the equipment above 3kV is usually called high-voltage electrical appliance, and the main functions of circuit breaker include distributing electric energy, infrequently starting asynchronous motor, protecting power line and motor etc. When overload, short circuit or under-voltage fault occurs in circuit, circuit breaker can automatically cut off circuit, and play a protective role. In addition, circuit breaker can also be classified according to operating mode, structure and use, such as electrically operated, energy-stored operated and manually operated, and universal type and plastic shell type etc., and circuit breaker is widely used, mainly used for protecting circuit from damage caused by short circuit, overload and under-voltage etc. in power system. Its operating mode is various, including manual, electric, pneumatic and hydraulic etc.

[0003] The existing circuit breaker is directly fixed with wire at its wiring end, and if power supply is not disconnected when wiring, the two will be directly connected, so there is certain danger in actual use, and if the line is not combed after wiring, it is easy to entangle and disorder, and when other operations are carried out, the circuit breaker may not be normally used due to mis-touch.

[0004] Therefore, we propose a kind to be used for the anti-mis-touch type electrical circuit breaker for power plant, to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind to be used for the anti-mis-touch type electrical circuit breaker for power plant, to solve the above problems in background art that the existing circuit breaker is directly fixed with wire at its wiring end, and if power supply is not disconnected when wiring, the two will be directly connected, so there is certain danger in actual use, and if the line is not combed after wiring, it is easy to entangle and disorder, and when other operations are carried out, the circuit breaker may not be normally used due to mis-touch.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A prevent mistake touch type electrical circuit breaker for power plant, including circuit breaker body, both sides of circuit breaker body all are equipped with the installation groove, the limit block is fixedly installed in the installation groove, the connecting assembly is all set up in the limit block, the connecting assembly includes the movable block of sliding installation in the limit block, both sides of movable block all are fixedly installed with the guide rod, both sides inner wall of installation groove all are equipped with the connecting groove, the guide rod is connected in the connecting groove, the side of installation groove all is provided with limit component.

[0007] Preferably, the side wall of the movable block and the inner wall of the installation groove are jointly fixedly installed with a spring one, and the spring one is sleeved on the outer side of the guide rod.

[0008] Preferably, one side wall of the movable block is fixedly installed with a pull ring, and both ends of the guide rod extend out of the movable block.

[0009] Preferably, the limit component includes a fixed block fixedly installed on the side surface of the circuit breaker body, and the fixed block is arranged on the side of the installation groove.

[0010] Preferably, both side walls of the fixed block are equipped with a sliding groove, and a clamping block is slidingly installed in the sliding groove, and a spring two is jointly fixedly installed between the side wall of the clamping block and the inner wall of the sliding groove.

[0011] Preferably, both side surfaces of the clamping block are arc surfaces, and the movable block is slidingly connected in the fixed block.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. When using the device, one end of the to-be-connected line can be sleeved on the guide rod, and the guide rod is fixedly installed on the guide rod by a bolt. After the wire is fixed, the movable block can be pushed into the limit block. When the movable block slides into the limit block, the guide rod and the fixed wire move along the installation groove. During the movement of the guide rod, the guide rod slides into the connecting groove. At this time, the wire can be connected to the inside of the circuit breaker body through the guide rod. When the movable block slides, the limit component can be cooperated to limit the movable block. The prevent mistake touch type electrical circuit breaker for power plant can connect the wire to the inside of the circuit breaker body through the guide rod during actual use, and can limit the wire after installation to prevent accidental touch.

[0014] 2、In the cooperation between spring one, pull ring, fixed block, sliding slot, clamping block and spring two, when installing the device, one end of the wire can be sleeved and fixed on the guide rod, after the fixing is completed, the movable block can be pushed into the installation slot, the connection of the wire is completed through the cooperation between the guide rod and the connecting slot, when the movable block slides, the clamping block is in contact with the side of the clamping block, the clamping block is extruded by the side of the movable block and is pushed to slide into the sliding slot, the movable block is continuously pushed down to slide completely into the fixed block, when the movable block completely adheres to the side wall of the fixed block, the spring two pushes the clamping block outward, and the limiting of the movable block is automatically completed, when connecting the wire, the wire can be connected to the movable conductive guide rod, so that the connection between the circuit breaker body and the wire is in a disconnected state at first, which is convenient for connecting the wire and makes the operation process safer. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is an overall three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is an overall cross-section three-dimensional structure schematic view of the utility model;

[0017] Figure 3 It is a limiting assembly cross-section three-dimensional structure schematic view of the utility model;

[0018] Figure 4 It is a limiting assembly cross-section three-dimensional structure schematic view of the utility model; Figure 2 It is an enlarged three-dimensional structure schematic view of A in the utility model.

[0019] In the figure: 1, circuit breaker body; 11, installation slot; 12, limiting block; 13, connecting slot; 2, connecting assembly; 21, movable block; 22, guide rod; 23, spring one; 24, pull ring; 3, limiting assembly; 31, fixed block; 32, sliding slot; 33, clamping block; 34, spring two. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Embodiment one: please refer to Figure 1 - Figure 3The utility model provides an anti -touch type electrical circuit breaker for power plant, including circuit breaker body 1, both sides of circuit breaker body 1 are equipped with installation groove 11, and the installation groove 11 is fixedly installed with the limiting block 12, and the limiting block 12 is provided with the connecting assembly 2, and the connecting assembly 2 includes movable block 21 slidingly installed in the limiting block 12, and both sides of movable block 21 are fixedly installed with guide rod 22, and both sides of the inner wall of installation groove 11 are equipped with connecting groove 13, and guide rod 22 is slidingly connected in connecting groove 13, and the side of installation groove 11 is provided with limiting assembly 3.

[0022] In the embodiment: when using the device, the end of the line to be connected can be sleeved on the guide rod 22, and the guide rod 22 is fixedly installed on the guide rod 22 by means of a bolt, after the wire is fixed, the movable block 21 can be pushed into the limiting block 12, when the movable block 21 slides into the limiting block 12, the guide rod 22 and the fixed wire are moved along the installation groove 11, the guide rod 22 is slid into the connecting groove 13 in the process of moving, at this time, the wire can be connected with the inside of the circuit breaker body 1 through the guide rod 22, and the limiting of the movable block 21 can be completed by cooperating with the limiting assembly 3 when the movable block 21 slides. The anti-touch type electrical circuit breaker for power plant can connect the wire in the inside of the circuit breaker body 1 through the guide rod 22, and limit the wire after installation, to prevent accidental contact.

[0023] Embodiment two: the embodiment is improved on the basis of embodiment 1, and specifically, please refer to Figure 2 - Figure 4 The side wall of the movable block 21 and the inner wall of the installation groove 11 are jointly fixedly installed with spring one 23, the spring one 23 is sleeved on the outside of the guide rod 22, and the spring one 23 is arranged so that when the movable block 21 is not limited by the limiting assembly 3, the movable block 21 can be automatically pushed out of the installation groove 11 by the spring one 23.

[0024] One side wall of the movable block 21 is fixedly installed with a pull ring 24, both ends of the guide rod 22 extend out of the movable block 21, and the movable block 21 can be pulled outwards by the pull ring 24.

[0025] The limiting assembly 3 includes a fixed block 31 fixedly installed on the side of the circuit breaker body 1, and the fixed block 31 is arranged on the side of the installation groove 11.

[0026] Both side walls of the fixed block 31 are provided with sliding grooves 32, the sliding grooves 32 are slidingly installed with clamping blocks 33, and the side wall of the clamping block 33 and the inner wall of the sliding groove 32 are jointly fixedly installed with spring two 34.

[0027] The two side surfaces of the clamping block 33 are arc surfaces, and the movable block 21 is slidably connected in the fixed block 31, and the arc surfaces are designed so that when the clamping block 33 is subjected to a relatively large downward or upward force, it can be driven to slide into the sliding groove 32.

[0028] In the present embodiment: when installing the device, one end of the wire can be sleeved and fixed on the guide rod 22, and after the fixing is completed, the movable block 21 can be pushed into the installation slot 11, and the connection of the wire is completed through the cooperation between the guide rod 22 and the connecting slot 13. When the movable block 21 slides, it is in contact with the clamping block 33 on the side, the clamping block 33 is extruded by the side surface of the movable block 21 and is pushed to slide into the sliding groove 32. Continue to push the movable block 21 to slide completely into the fixed block 31. When the movable block 21 is completely attached to the side wall of the fixed block 31, the spring 34 pushes the clamping block 33 outward, and the limiting of the movable block 21 is automatically completed. When connecting the wire, the wire can be connected to the movable conductive guide rod 22 first, so that the connection between the circuit breaker body 1 inside and the wire is in a disconnected state first, which facilitates the connection of the wire and makes the operation process safer.

[0029] Power equipment maintenance is an important measure to ensure the safety of power plants. During the maintenance operation, due to the lack of perfect technical measures, safety hazards still exist. By analyzing the business process and system application of the maintenance operation, the equipment in the station is classified into maintenance equipment, isolation equipment and other equipment, and targeted locking measures are implemented. Combined with the distribution of operation authority, it can prevent misfeeding of the maintenance area, prevent maintenance personnel from misoperation / misoperation during maintenance, and prevent transmission equipment from walking wrong interval.

[0030] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0031] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A mistaken-touch-proof electrical disconnector for an electrical plant, comprising a disconnector body (1), characterized in that: Both sides of the circuit breaker body (1) are provided with mounting grooves (11), the mounting grooves (11) are fixedly installed with limiting blocks (12), the limiting blocks (12) are provided with connecting assemblies (2), the connecting assemblies (2) include movable blocks (21) slidably installed in the limiting blocks (12), both sides of the movable blocks (21) are fixedly installed with guide rods (22), both sides of the inner walls of the mounting grooves (11) are provided with connecting grooves (13), the guide rods (22) are slidably connected in the connecting grooves (13), and the mounting grooves (11) are provided with limiting assemblies (3).

2. A false touch protection type electrical disconnector for an electrical plant according to claim 1, characterized in that: Spring one (23) is fixedly installed between the side wall of the movable block (21) and the inner wall of the mounting groove (11), and the spring one (23) is sleeved on the outer side of the guide rod (22).

3. A false touch protection type electrical disconnector for an electrical plant according to claim 2, characterized in that: One side wall of the movable block (21) is fixedly installed with a pull ring (24), and both ends of the guide rod (22) extend out of the movable block (21).

4. A false touch protection type electrical disconnector for an electrical plant according to claim 3, characterized in that: The limiting assembly (3) includes a fixed block (31) fixedly installed on the side of the circuit breaker body (1), and the fixed block (31) is arranged on the side of the mounting groove (11).

5. A false touch protection type electrical disconnector for an electrical plant according to claim 4, characterized in that: Both side walls of the fixed block (31) are provided with sliding grooves (32), the sliding grooves (32) are slidably installed with clamping blocks (33), and spring two (34) is fixedly installed between the side wall of the clamping block (33) and the inner wall of the sliding groove (32).

6. A false touch protection type electrical disconnector for an electrical plant according to claim 5, characterized in that: Both side surfaces of the clamping block (33) are arc surfaces, and the movable block (21) is slidably connected in the fixed block (31).

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