CN218039050U - Waterproof cover for circuit breaker - Google Patents

Abstract

The utility model discloses a buckler for circuit breaker, including fixing base, bolt hole, guard shield, wiring groove and strutting arrangement. The utility model has the advantages that the supporting device is arranged on the surface of the fixing seat, the protective cover is rotated, the spring loses force and pushes the push block, the supporting rod pushes the protective cover to rotate and open and support the protective cover, the protective cover is supported after the protective cover is opened, and the circuit breaker is more conveniently disassembled and maintained by workers; through fixed frame surface being equipped with stop gear, when the guard shield was closed, the ejector pad can promote the inserted block, makes the second spring atress produce elasticity, can promote the inserted block and peg graft mutually with the ejector pad when the second spring loses power to carry on spacingly to the ejector pad, reached and carried on spacingly to the ejector pad, prevented that the ejector pad self sliding from promoting the beneficial effect that the guard shield was opened.

Description

Waterproof cover for circuit breaker

Technical Field

The utility model relates to a circuit breaker correlation field especially relates to a buckler for circuit breaker.

Background

The circuit breaker is a switching device which can close, bear and break current under normal circuit conditions and can close, bear and break current under abnormal circuit conditions within a specified time, and the circuit breaker needs to be protected from water by a waterproof cover in daily use.

The existing waterproof cover is not convenient to support the protective cover after being opened, and the worker still needs to manually support the protective cover to be opened when the worker is dismounted and maintained, so that the problem that the worker is inconvenient to operate when dismounted and maintained is caused, the push block is not convenient to limit, and the protective cover is automatically opened to influence the protection of the circuit breaker.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a waterproof cover for circuit breaker.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a buckler for circuit breaker, includes the fixing base, the fixing base surface is equipped with the bolt hole, the fixing base front side is connected with the guard shield, the guard shield lower extreme is equipped with the wiring groove, the fixing base surface is equipped with strutting arrangement, strutting arrangement is including fixed frame, fixed frame is fixed in the fixing base surface, the inside dead lever that is equipped with of fixed frame, the dead lever surface is equipped with the ejector pad, fixed rod surface cover has the spring, install in the bracing piece on ejector pad surface, the bracing piece other end is connected with the guard shield, fixed frame surface is equipped with stop gear.

Preferably, stop gear includes a fixed section of thick bamboo, a fixed section of thick bamboo is fixed in fixed frame surface, the inside connecting rod that is equipped with of a fixed section of thick bamboo, connecting rod one end is connected with the piece of drawing, connecting rod surface cover has the second spring, the connecting rod other end is connected with the inserted block.

Preferably, the lower end of the fixing frame is provided with a side plate, and the side plate is positioned at one end of the lower end of the fixing frame connected with the protective cover.

Preferably, the lateral wall that guard shield and fixed frame are adjacent is equipped with the recess, the bracing piece is located inside the recess.

Preferably, the fixed frame is provided with two, and the structures matched with the two fixed frames are the same and symmetrical.

Preferably, the outer side surface of the fixing rod is a polished surface, and the fixing rod is cylindrical.

Preferably, the front side surface of the pulling block is provided with an extension plate which extends outwards and has an extension length of two centimeters.

Preferably, two side frames are arranged inside the fixed cylinder, and the insertion block is located between the side frames and slides along the surfaces of the side frames.

Preferably, the fixing cylinder is made of plastic.

Preferably, the second spring is made of spring steel.

The utility model has the advantages that:

the method has the advantages that 1: the utility model discloses a fixing base surface is equipped with strutting arrangement, rotates the guard shield, and at this moment the spring loses power and promotes the ejector pad, makes the bracing piece promote the guard shield and rotate to open and support the guard shield, has reached and has supported the guard shield after opening the guard shield, makes the more convenient beneficial effect of circuit breaker is maintained in the staff dismouting.

The method has the advantages that: the utility model discloses a fixed frame surface is equipped with stop gear, and when the guard shield was closed, the ejector pad can promote the inserted block, makes second spring atress produce elasticity, can promote the inserted block and peg graft mutually with the ejector pad when the second spring loses power to carry on spacingly to the ejector pad, reached and carried on spacingly to the ejector pad, prevent that ejector pad self-sliding promotes the beneficial effect that the guard shield was opened.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic cross-sectional view of the supporting device of the present invention;

FIG. 4 is a schematic view of the unfolding structure of the present invention;

fig. 5 is a schematic sectional structural view of the limiting mechanism of the present invention.

Wherein: the device comprises a fixed seat-1, bolt holes-2, a shield-3, a wiring groove-4, a supporting device-5, a fixed frame-51, a fixed rod-52, a push block-53, a spring-54, a supporting rod-55, a limiting mechanism-56, a fixed cylinder-561, a connecting rod-562, a pull block-563, a second spring-564 and an insertion block-565.

Detailed Description

In order to further explain the technical solution of the present invention, the following is a detailed explanation through specific examples.

Referring to fig. 1, 2, 3 and 4, the present invention provides a waterproof cover for a circuit breaker, which includes a fixing base 1, a bolt hole 2 is formed on the surface of the fixing base 1, the upper end of a protection cover 3 is rotatably connected with the fixing base 1 through a connecting shaft, a wiring groove 4 is formed at the lower end of the protection cover 3, and a supporting device 5 is arranged on the surface of the fixing base 1.

Referring to fig. 3 and 4, the utility model provides a waterproof cover for circuit breaker, strutting arrangement 5 includes fixed frame 51, fixed frame 51 is installed on fixed base 1 surface, fixed frame 51 is inside the middle-end to be fixed with dead lever 52, dead lever 52 is used for the effect of spacing ejector pad 53, ejector pad 53 is along dead lever 52 surface sliding connection, dead lever 52 lower extreme surface cover is equipped with spring 54, and the upper end of spring 54 is connected with ejector pad 53 bottom, the lower extreme of spring 54 is connected with fixed frame 51 inboard bottom, spring 54 is used for promoting the effect of ejector pad 53, ejector pad 53 lateral wall is connected with the rotation of bracing piece 55 lower extreme, bracing piece 55 upper end is connected with guard shield 3 rotation, bracing piece 55 is used for supporting the effect of guard shield 3, fixed frame 51 surface is equipped with stop gear 56; a side plate is arranged at the lower end of the fixed frame 51 and is positioned at one end of the lower end of the fixed frame 51 connected with the shield 3 to prevent the spring 54 from bending; the side wall of the shield 3 adjacent to the fixed frame 51 is provided with a groove, and the support rod 55 is positioned in the groove and used for accommodating the function of the support rod 55; two fixing frames 51 are arranged, and the two fixing frames 51 are matched with the same and symmetrical structure, so that a better supporting effect is achieved; the outer side surface of the fixing rod 52 is a polished surface, and the fixing rod 52 is cylindrical, so that the fixing rod has a smoother sliding effect.

Please refer to fig. 5, the utility model provides a water shield for circuit breaker, stop gear 56 includes fixed cylinder 561, fixed cylinder 561 is fixed in fixed frame 51 front side lower extreme surface, fixed cylinder 561 internally mounted has connecting rod 562, and connecting rod 562 and fixed cylinder 561 front end sliding connection, connecting rod 562 is used for connecting driven effect, the connecting rod 562 front end is fixed with pull block 563, connecting rod 562 surface cover has second spring 564, second spring 564 is used for the effect that resets, connecting rod 562 rear end is fixed with inserted block 565, inserted block 565 is used for the effect of spacing ejector pad 53; the front side surface of the pull block 563 is provided with an extension plate, the extension plate extends outwards and has an extension length of two centimeters, and the pull block 563 can be better driven; two side frames are arranged inside the fixed cylinder 561, and the inserting blocks 565 are positioned between the side frames and slide along the surfaces of the side frames, so that the inserting blocks 565 have a more stable sliding effect; the fixing cylinder 561 is made of plastic material, and has high durability; the second spring 564 is made of spring steel, and has a better durability.

The working principle is as follows:

place fixing base 1 in the place of the required installation of circuit breaker, then install fixing base 1 through the bolt fixedly, the staff opens guard shield 3 after that, installs the circuit breaker in fixing base 1 surface, and wiring groove 4 is used for the effect of wiring, rotates behind the installation circuit breaker and closes guard shield 3, makes guard shield 3 carry out water proof to the circuit breaker.

When the protective cover 3 needs to be opened, a worker rotates the protective cover 3, the supporting rod 55 rotates at the moment, the spring 54 loses force, the spring 54 pushes the pushing block 53 after losing force, the pushing block 53 slides along the surface of the fixing rod 52, the supporting rod 55 is driven when the pushing block 53 slides, the protective cover 3 is pushed to automatically rotate and open, the supporting block 53 is supported through the spring 54 after the protective cover 3 is opened, the supporting rod 55 is supported, the protective cover 3 cannot automatically rotate and close when the supporting rod 55 is supported, and through the support of the protective cover 3, the breaker is more conveniently disassembled and assembled and maintained after the protective cover 3 is opened by the worker.

When the hood 3 is closed, the pushing block 53 slides downwards along the surface of the fixing rod 52, then the pushing block 53 pushes the insertion block 565 to slide the insertion block 565, the connecting rod 562 is pushed when the insertion block 565 slides, the second spring 564 is stressed and compressed to generate elastic force, and when the second spring 564 loses force, the insertion block 565 is pushed to be inserted into the pushing block 53, so that the pushing block 53 is limited, and the pushing block 53 is prevented from self-sliding under the influence of the spring 54 to push the hood 3 to open.

The utility model provides a waterproof cover for circuit breaker, through fixing base 1 surface be equipped with strutting arrangement 5, rotate guard shield 3, spring 54 loses power and promotes ejector pad 53 at this moment, makes bracing piece 55 promote guard shield 3 to rotate and open and support guard shield 3, has reached and opened guard shield 3 after supporting guard shield 3, makes the staff dismouting maintain the circuit breaker more convenient beneficial effect; through fixed frame 51 surface is equipped with stop gear 56, when the guard shield 3 closed, ejector pad 53 can promote inserted block 565, makes second spring 564 atress produce elasticity, can promote inserted block 565 and ejector pad 53 to peg graft mutually when second spring 564 loses the power to spacing ejector pad 53 has reached and has spacing ejector pad 53, prevents that ejector pad 53 from sliding the beneficial effect that promotes the guard shield 3 and open automatically.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A waterproof cover for a circuit breaker comprises a fixed seat (1), wherein a bolt hole (2) is formed in the surface of the fixed seat (1), the front side of the fixed seat (1) is connected with a protective cover (3), and a wiring groove (4) is formed in the lower end of the protective cover (3);

the method is characterized in that: still include strutting arrangement (5), fixing base (1) surface is equipped with strutting arrangement (5), strutting arrangement (5) are including fixed frame (51), fixed frame (51) are fixed in fixing base (1) surface, fixed frame (51) inside is equipped with dead lever (52), dead lever (52) surface is equipped with ejector pad (53), dead lever (52) surface cover has spring (54), install in bracing piece (55) on ejector pad (53) surface, bracing piece (55) other end is connected with guard shield (3), fixed frame (51) surface is equipped with stop gear (56).

2. The waterproof case for the circuit breaker according to claim 1, wherein: stop gear (56) are including fixed cylinder (561), fixed cylinder (561) are fixed in fixed frame (51) surface, fixed cylinder (561) inside is equipped with connecting rod (562), connecting rod (562) one end is connected with pull block (563), connecting rod (562) surface cover has second spring (564), connecting rod (562) other end is connected with inserted block (565).

3. The waterproof case for the circuit breaker according to claim 1, wherein: the lower end of the fixed frame (51) is provided with a side plate, and the side plate is positioned at one end of the lower end of the fixed frame (51) connected with the shield (3).

4. The waterproof case for the circuit breaker according to claim 3, wherein: the lateral wall that guard shield (3) and fixed frame (51) are adjacent is equipped with the recess, bracing piece (55) are located inside the recess.

5. The waterproof case for the circuit breaker according to claim 3, wherein: the two fixing frames (51) are arranged, and the two fixing frames (51) are matched and have the same and symmetrical structure.

6. The waterproof case for the circuit breaker according to claim 1, wherein: the outer side surface of the fixing rod (52) is a polished surface, and the fixing rod (52) is cylindrical.

7. The waterproof case for a circuit breaker according to claim 2, wherein: the front side surface of the pulling block (563) is provided with an extension plate, and the extension plate extends outwards and has an extension length of two centimeters.

8. The waterproof case for a circuit breaker according to claim 2, wherein: two side frames are arranged inside the fixed cylinder (561), and the inserting block (565) is located between the side frames and slides along the surfaces of the side frames.

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