CN219610326U - Protective casing of circuit breaker - Google Patents

Abstract

The utility model relates to the technical field of circuit breakers, in particular to a protective shell of a circuit breaker. The novel electric power switch comprises a shell and a breaker, wherein sliding grooves are formed in two side walls of an inner cavity of the shell, sliding blocks are connected in the sliding grooves in a sliding mode, a bearing plate is fixedly connected between the sliding blocks, the breaker is fixedly arranged on the bearing plate through a clamping assembly, a plurality of first through holes are formed in the bearing plate, connecting plates are fixedly connected to the two side walls of the inner cavity of the shell in a threaded mode, threaded rods are fixedly connected to the two connecting plates in a threaded mode, swivel rings are fixedly connected to one ends of the threaded rods in a threaded mode, threaded holes matched with the threaded rods are formed in two sides of the bottom of the bearing plate, second through holes are formed in the top and the bottom of the shell, and a switch door is fixedly connected to the front face of the shell in a rotating mode through a fixing assembly. The utility model can pull out the breaker for maintenance, and has simple and convenient operation and convenient use.

Description

Protective casing of circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a protective shell of a circuit breaker.

Background

The breaker consists of a breaker contact and a breaker cam which are fixed on a breaker bottom plate. The bottom plate of the breaker consists of a fixed bottom plate and a movable bottom plate. The breaker is used for periodically switching on and off the primary loop of the ignition coil, and is generally composed of an electric shock and a power-off cam. The breaker needs to be installed in the protective shell in the installation process so as to protect the breaker. At present, when the existing breaker protective shell is used, most of the breakers are fixedly installed in the protective shell, and when the breakers are required to be checked and maintained, the breakers are located in a limited space, so that the operation space is limited, and the operation of maintenance personnel is inconvenient and the efficiency is low. To this end, we propose a protective casing for a circuit breaker.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the protective shell of the circuit breaker, which is simple to operate and convenient to use and can pull out and overhaul the circuit breaker.

In order to solve the problems, the technical scheme provided by the utility model is as follows: the utility model provides a circuit breaker protective housing, includes shell and breaker, the spout has all been seted up on the inner chamber both sides wall of shell, two equal sliding connection has the slider in the spout, two fixedly connected with loading board between the slider, be fixed with the breaker through clamping component on the loading board, a plurality of through-holes one have been seted up on the loading board, equal fixedly connected with connecting plate on the inner chamber both sides wall of shell, two equal threaded connection has threaded rod one on the connecting plate, two the equal fixedly connected with swivel of one end of threaded rod, the screw hole with threaded rod one assorted has all been seted up to the bottom both sides of loading board, opening two has all been seted up at the top and the bottom of shell, the front rotation of shell is connected with the switch door, the switch door is fixed with the shell through fixed component, fixed component includes fixedly connected with installation piece, cell body one and cell body two, installation piece fixed connection is in one side of shell, be connected with the rotating plate through the pivot rotation on the installation piece, one side fixedly connected with restriction pole of rotating plate, cell body one side fixedly connected with restriction pole, the shell body one sets up at the switch body one side, two in proper order at the surface of switch body, two side connection groove bodies.

Further, the clamping assembly comprises two vertical plates fixedly connected to the bearing plate, two threaded rods II are connected to the vertical plates in a threaded mode, two rotating handles are fixedly connected to one ends of the threaded rods II, clamping plates are movably connected to the other ends of the threaded rods II, guide rods are fixedly connected to one sides of the clamping plates, and the guide rods penetrate through the corresponding vertical plates and are in sliding connection with the vertical plates.

Further, two mounting plates are fixedly connected to two sides of the shell, and fixing bolts are arranged on the four mounting plates.

Further, a plurality of limiting blocks are fixedly connected to the bearing plate, a plurality of rubber pads are arranged on the limiting blocks, and the breaker is located among the limiting blocks.

Furthermore, a transparent observation window is arranged on the switch door, and a door handle is further arranged on the switch door.

Further, one side of the rotating plate far away from the limiting rod is fixedly connected with a pull ring.

The utility model has the beneficial effects that:

according to the utility model, the breaker is clamped and fixed through the clamping assembly and the limiting block, so that the breaker is convenient to disassemble and assemble, and can be rapidly disassembled for maintenance; the bearing plate can be pulled out from the shell, so that the breaker can be pulled out for checking and maintaining, the operation space is not limited, the operation can be more conveniently performed, and the efficiency is improved; the first threaded rod is connected with the threads of the threaded hole, the bearing plate is limited, the stability of the breaker in the shell is improved, the opening and closing door is fixed through the fixing component, the operation is simple and convenient, the opening and closing door can be opened and closed rapidly, and the practicability is improved.

Drawings

Fig. 1 is a schematic structural view of a protective casing of a circuit breaker according to the present utility model.

Fig. 2 is a schematic structural view of a protective casing of a circuit breaker according to the present utility model.

Fig. 3 is a schematic view of a restraining bar of a protective case of a circuit breaker according to the present utility model.

Fig. 4 is an enlarged view of a portion a of fig. 1 of a protective case of a circuit breaker according to the present utility model.

(1, a shell, 2, a breaker, 3, a sliding groove, 4, a sliding block, 5, a bearing plate, 6, a first through hole, 7, a connecting plate, 8, a first threaded rod, 9, a swivel, 10, a threaded hole, 11, a second through hole, 12, a switch door, 13, a mounting block, 14, a rotating plate, 15, a first groove body, 16, a limiting rod, 17, a second groove body, 18, a vertical plate, 19, a second threaded rod, 20, a swivel handle, 21, a clamping plate, 22, a guide rod, 23, a mounting plate, 24, a fixing bolt, 25, a limiting block, 26, a rubber pad, 27, a transparent observation window, 28, a door handle, 29 and a pull ring.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

The utility model provides a protective shell of a circuit breaker, which comprises a shell 1 and a circuit breaker 2, wherein sliding grooves 3 are formed in two side walls of an inner cavity of the shell 1, sliding blocks 4 are connected in the sliding grooves 3 in a sliding manner, a bearing plate 5 is fixedly connected between the sliding blocks 4, the circuit breaker 2 is fixedly arranged on the bearing plate 5 through a clamping assembly, a plurality of first through holes 6 are formed in the bearing plate 5, connecting plates 7 are fixedly connected to two side walls of the inner cavity of the shell 1, threaded rods 8 are connected to the connecting plates 7 in a threaded manner, rotating rings 9 are fixedly connected to one ends of the threaded rods 8, threaded holes 10 matched with the threaded rods 8 are formed in two sides of the bottom of the bearing plate 5, opening two 11 are formed in the top and the bottom of the shell 1, a switch 12 is connected to the front surface of the shell 1 in a rotating manner, the switch 12 is fixedly connected with the shell 1 through a fixing assembly, the fixing assembly comprises a first through connecting plate 13, a groove body 15 and a second groove body 17, the first through connecting plates 13 are fixedly connected to one side of the shell 1, a rotating shaft 16 is fixedly connected to one side of the first through the rotating plates 16, the second through the rotating plates 16 are sequentially connected to the grooves 16, and the outer surfaces of the first through the rotating plates 16 and the second through the rotating plates 16 are sequentially connected to the grooves 16.

When the utility model is used, the breaker 2 is fixed in the shell 1, the shell 1 is fixed at a proper position, and when the breaker 2 is required to be maintained and checked, the rotating plate 14 is rotated, so that the limiting rod 16 slides out of the groove body II 17 and the groove body I15, as shown in figure 2, and the switch door 12 can be opened at the moment; the rotating ring 9 is rotated to drive the first threaded rod 8 to rotate, so that the first threaded rod 8 is separated from the threaded hole 10, the bearing plate 5 is pulled, and the bearing plate 5 can be pulled out through the sliding of the sliding block 4 and the sliding groove 3, so that the breaker 2 is pulled out of the shell 1, the checking and maintenance of the breaker 2 are facilitated, the operation space is not limited, and the operation is more convenient; the breaker 2 is fixed through the clamping assembly, the clamping assembly is adjusted to release the fixation of the breaker 2, so that the breaker 2 can be detached, the first through hole 6 and the second through hole 11 can meet the connection of the breaker 2 and other equipment, and a connecting wire passes through the first through hole 6 or the second through hole 11 to be connected; after the inspection is finished, the breaker 2 is fixed through the clamping assembly, the bearing plate 5 is pushed inwards, the breaker 2 is pushed back to the inside of the shell 1, the swivel 9 is rotated, the first threaded rod 8 is inserted into the threaded hole 10, and therefore the bearing plate 5 is limited, and the stability of the bearing plate is guaranteed; the switch door 12 is closed, the rotating plate 14 is rotated, the limiting rod 16 is rotated into the first groove body 15 and slides into the second groove body 17 from the first groove body 15, so that the switch door 12 is limited, the operation is simple and convenient, and the opening operation is convenient.

The clamping assembly comprises two vertical plates 18 fixedly connected to the bearing plate 5, threaded rods II 19 are connected to the vertical plates 18 in a threaded mode, rotating handles 20 are fixedly connected to one ends of the threaded rods II 19, clamping plates 21 are movably connected to the other ends of the threaded rods II 19, guide rods 22 are fixedly connected to one sides of the clamping plates 21, and the guide rods 22 penetrate through the corresponding vertical plates 18 respectively and are connected with the vertical plates 18 in a sliding mode.

Further, the rotating handle 20 drives the threaded rod II 19 to rotate, under the limitation of the guide rod 22, the clamping plates 21 move, when the clamping plates 21 are close to each other, the breaker 2 can be clamped and fixed, and when the clamping plates 21 are far away from each other, the fixation of the breaker 2 is released, and the breaker 2 can be taken out for operation.

Two mounting plates 23 are fixedly connected to two sides of the shell 1, and fixing bolts 24 are arranged on the four mounting plates 23.

Further, the mounting and fixing of the housing 1 are achieved by the fixing bolts 24.

The bearing plate 5 is fixedly connected with a plurality of limiting blocks 25, a plurality of rubber pads 26 are arranged on the limiting blocks 25, and the breaker 2 is located among the limiting blocks 25.

Further, the restriction block 25 can restrict the bottom of the breaker 2, improving the stability of the installation of the breaker 2.

The switch door 12 is provided with a transparent observation window 27, and the switch door 12 is also provided with a door handle 28.

Further, the transparent viewing window 27 facilitates the operator's view of the inside without opening the opening/closing door 12, and the door handle 28 facilitates the opening/closing of the opening/closing door 12.

A pull ring 29 is fixedly connected to the side of the rotating plate 14 away from the limiting rod 16.

Further, the turning tab 29 effects turning of the turning plate 14.

While the utility model has been described with reference to the preferred embodiments, it is not limited thereto, and various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (6)

1. The utility model provides a circuit breaker protective housing, includes shell (1) and breaker (2), its characterized in that: the utility model discloses a shell, including shell (1) and rotary shaft (13) and fixed connection, spout (3) have all been seted up on the inner chamber both sides wall of shell (1), two equal sliding connection has slider (4) in spout (3), two fixedly connected with loading board (5) between slider (4), through clamping assembly fixed connection breaker (2) on loading board (5), a plurality of opening one (6) have been seted up on loading board (5), equal fixedly connected with connecting plate (7) on the inner chamber both sides wall of shell (1), two equal threaded connection has threaded rod one (8) on connecting plate (7), two equal fixedly connected with swivel (9) of one end of threaded rod one (8), threaded hole (10) with threaded rod one (8) assorted are all seted up to the bottom both sides of loading board (5), opening two (11) have all been seted up at the top and the bottom of shell (1), the front rotation of shell (1) is connected with switch door (12) through fixed subassembly and shell (1) are fixed, fixed subassembly includes fixed connection piece (13) and two fixed connection piece (13) are connected with one side (13) through rotating shaft (13), one side of the rotating plate (14) is fixedly connected with a limiting rod (16), a first groove body (15) is formed in the outer surface of the shell (1), a second groove body (17) is formed in the outer surface of the switch door (12), and the limiting rod (16) is sequentially connected with the first groove body (15) and the second groove body (17) in a sliding mode.

2. The circuit breaker protective housing of claim 1, wherein: the clamping assembly comprises two vertical plates (18) fixedly connected to the bearing plate (5), two threaded rods (19) are connected to the vertical plates (18) in a threaded mode, two rotating handles (20) are fixedly connected to one ends of the threaded rods (19), clamping plates (21) are movably connected to the other ends of the threaded rods (19), guide rods (22) are fixedly connected to one sides of the clamping plates (21), and the guide rods (22) penetrate through the corresponding vertical plates (18) and are in sliding connection with the vertical plates (18) respectively.

3. The circuit breaker protective housing of claim 1, wherein: two mounting plates (23) are fixedly connected to two sides of the shell (1), and fixing bolts (24) are arranged on the four mounting plates (23).

4. The circuit breaker protective housing of claim 1, wherein: the bearing plate (5) is fixedly connected with a plurality of limiting blocks (25), a plurality of rubber pads (26) are arranged on the limiting blocks (25), and the breaker (2) is located among the limiting blocks (25).

5. The circuit breaker protective housing of claim 1, wherein: transparent observation windows (27) are formed in the switch door (12), and a door handle (28) is further arranged on the switch door (12).

6. The circuit breaker protective housing of claim 1, wherein: one side of the rotating plate (14) far away from the limiting rod (16) is fixedly connected with a pull ring (29).