CN220155474U - Shell structure of current breaker - Google Patents

Abstract

The utility model discloses a shell structure of a current breaker, comprising: the main part and the clamping mechanism, the main part includes main casing and lower fixture block, lower fixture block fixed connection is in main casing rear side and the position is close to main casing bottom, the spout has still been seted up along vertical direction to main casing rear side, the spout is located down the fixture block top, clamping mechanism includes the slider, go up the fixture block, reset piece and press piece, the slider slides and sets up in the spout, go up fixture block and slider fixed connection and just set up with lower fixture block, reset piece sets up in the spout inboard and with slider fixed connection, press piece fixed connection is in the slider bottom and with main casing sliding connection, its beneficial effect is: through setting up solid mechanism of card and main part cooperation and making slider and lower fixture block interval adjustable, only need to adjust to the biggest with last fixture block and lower fixture block interval when demolishing the circuit breaker, can pull down the circuit breaker and make the busbar picture peg break away from the wiring hole, can directly pull down the circuit breaker outward, need not to demolish the busbar, easy operation.

Description

Shell structure of current breaker

Technical Field

The utility model relates to the technical field of electrical equipment shells, in particular to a shell structure of a current breaker.

Background

The current breaker is an electric appliance element for protecting a circuit, and can automatically cut off current when abnormal conditions such as overload and short circuit are detected in the circuit, so as to prevent dangers such as damage to the electric appliance and fire, and is widely used for circuit protection in houses, offices, factories and the like.

The current circuit breaker is often used with the combination of multiunit circuit breaker when using, it utilizes the fixture block structure of circuit breaker casing rear side to block the circuit breaker on a fixed guide rail when the equipment, and the rethread busbar is connected each group circuit breaker, because the wiring hole of circuit breaker can be blocked to the busbar picture peg, need unscrew the screw of each group circuit breaker fixed busbar picture peg earlier when leading to follow-up demolishing one or multiunit circuit breaker, demolish the busbar just can dismantle the circuit breaker that needs to demolish, still need reinstallate the busbar during follow-up equipment, complex operation, waste time and energy, consequently, need the shell structure of a cutout circuit breaker in order to solve above-mentioned problem.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned problems of a case structure of a current breaker.

Therefore, the utility model aims to provide a shell structure of a current breaker, which is used for solving the problems that the prior shell structure of the current breaker causes that one or more groups of breakers cannot be directly dismantled after being connected through a busbar, and the operation is troublesome, time and labor are wasted and the like.

In order to solve the technical problems, the utility model provides the following technical scheme: a housing structure of a current breaker, comprising:

the main body comprises a main shell and a lower clamping block, wherein the lower clamping block is fixedly connected to the rear side of the main shell and is close to the bottom of the main shell, a sliding groove is further formed in the rear side of the main shell along the vertical direction, and the sliding groove is positioned above the lower clamping block;

the clamping mechanism comprises a sliding block, an upper clamping block, a reset piece and a pressing piece, wherein the sliding block is arranged in the sliding groove in a sliding manner, the upper clamping block is fixedly connected with the sliding block and is opposite to the lower clamping block, the reset piece is arranged on the inner side of the sliding groove and is fixedly connected with the sliding block, the reset piece is used for resetting the sliding block, the pressing piece is fixedly connected at the bottom of the sliding block and is in sliding connection with the main shell, and the pressing piece is used for pressing the sliding block to enable the sliding block to slide upwards along the sliding groove, so that the distance between the sliding block and the lower clamping block is increased.

As a preferred embodiment of the housing structure of a current breaker according to the present utility model, wherein: the reset piece comprises a tension spring, and two ends of the tension spring are fixedly connected with the groove wall at the bottom of the sliding groove and the bottom of the sliding block respectively.

As a preferred embodiment of the housing structure of a current breaker according to the present utility model, wherein: the pressing piece comprises a U-shaped pressing block with an upward opening, the U-shaped pressing block is in sliding connection with the main shell and penetrates through the main shell and extends into the sliding groove, and two ends of the U-shaped pressing block are fixedly connected with the bottom of the sliding block.

As a preferred embodiment of the housing structure of a current breaker according to the present utility model, wherein: the lower clamping block is L-shaped, the upper clamping block is inverted L-shaped, and the sizes of the lower clamping block and the upper clamping block are the same.

As a preferred embodiment of the housing structure of a current breaker according to the present utility model, wherein: the sliding block and the upper clamping block are made of plastic materials, and the sliding block and the upper clamping block are integrally formed.

As a preferred embodiment of the housing structure of a current breaker according to the present utility model, wherein: the U-shaped pressing block is made of plastic, and can push the sliding block to prop against the groove wall at the top of the sliding groove.

The utility model has the beneficial effects that: through setting up solid mechanism of card and main part cooperation and making slider and lower fixture block interval adjustable, only need to adjust to the biggest with last fixture block and lower fixture block interval when demolishing the circuit breaker, can pull down the circuit breaker and make the busbar picture peg break away from the wiring hole, can directly pull down the circuit breaker outward, need not to demolish the busbar, easy operation easily uses.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a schematic diagram of the overall structure of a housing structure of a current breaker according to the present utility model.

Fig. 2 is a schematic diagram showing an assembled state front side structure of a housing structure of a current breaker according to the present utility model.

Fig. 3 is a schematic view showing an assembled state rear side structure of a housing structure of a current breaker according to the present utility model.

Fig. 4 is a schematic diagram showing a state structure of a disassembled circuit breaker of a case structure of a current circuit breaker according to the present utility model.

Description of the drawings: 100. a main body; 101. a main housing; 101a, a chute; 102. a lower clamping block; 200. a clamping mechanism; 201. a slide block; 202. a clamping block is arranged; 203. a tension spring; 204. the U-shaped pressing block.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Referring to fig. 1 to 4, for one embodiment of the present utility model, there is provided a housing structure of a current breaker, comprising:

the main body 100 comprises a main shell 101 and a lower clamping block 102, wherein the lower clamping block 102 is fixedly connected to the rear side of the main shell 101 and is close to the bottom of the main shell 101, a sliding groove 101a is formed in the rear side of the main shell 101 along the vertical direction, and the sliding groove 101a is positioned above the lower clamping block 102;

the clamping mechanism 200 comprises a sliding block 201, an upper clamping block 202, a reset piece and a pressing piece, wherein the sliding block 201 is arranged in a sliding groove 101a in a sliding manner, the upper clamping block 202 is fixedly connected with the sliding block 201 and is opposite to the lower clamping block 102, the reset piece is arranged on the inner side of the sliding groove 101a and is fixedly connected with the sliding block 201, the clamping mechanism is used for resetting the sliding block 201, the pressing piece is fixedly connected to the bottom of the sliding block 201 and is in sliding connection with the main casing 101, the clamping piece is used for pressing the sliding block 201 to enable the sliding block 201 to slide upwards along the sliding groove 101a, the distance between the sliding block 201 and the lower clamping block 102 is further increased, the reset piece comprises a tension spring 203, two ends of the tension spring 203 are respectively fixedly connected with the groove wall at the bottom of the sliding groove 101a and the bottom of the sliding block 201, the pressing piece comprises a U-shaped pressing piece 204 with an upward opening, the U-shaped pressing piece 204 is in sliding connection with the main casing 101 and extends into the sliding groove 101a, and two ends of the U-shaped pressing piece 204 are fixedly connected with the bottom of the sliding block 201.

It should be noted that, the lower clamping block 102 is L-shaped, the upper clamping block 202 is inverted L-shaped, the dimensions of the lower clamping block 102 and the upper clamping block 202 are the same, the sliding block 201 and the upper clamping block 202 are both made of plastic, the strength is high, the molding is easy, the sliding block 201 and the upper clamping block 202 are integrally formed, the structural strength is further ensured, the U-shaped pressing block 204 is made of plastic, the U-shaped pressing block 204 can push the sliding block 201 against the top groove wall of the sliding groove 101a, and the distance between the lower clamping block 102 and the upper clamping block 202 is ensured to be maximum.

Working principle: when the circuit breakers are assembled, as shown in fig. 2 and 3, the U-shaped pressing block 204 is pressed, the U-shaped pressing block 204 pushes the sliding block 201 to move upwards, the sliding block 201 drives the upper clamping block 202 to move upwards, the tension spring 203 stretches, the distance between the lower clamping block 102 and the upper clamping block 202 is increased, the distance between the lower clamping block 102 and the upper clamping block 202 is larger than the width of the guide rail for installation, the main shell 101 is attached to the guide rail, the guide rail is arranged between the lower clamping block 102 and the upper clamping block 202, the U-shaped pressing block 204 is loosened, the tension spring 203 rebounds, the sliding block 201 is driven to reset, the lower clamping block 102 and the upper clamping block 202 clamp the guide rail, after the operation is repeated, after the circuit breakers are installed on the guide rail, each busbar plugboard is inserted into a wiring hole of each circuit breaker, screws up, when one or more circuit breakers are needed to be disassembled later, as shown in fig. 4, the screws for fixing the busbar are loosened, the U-shaped pressing block 204 is pressed up, the top of the sliding block 201 is attached to the top groove 101a, at the moment, the distance between the lower clamping block 102 and the upper clamping block 202 is the maximum, the main shell 101 is removed, and the busbar plugboard is separated from the wiring hole, and the circuit breakers can be pulled outwards.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (6)

1. A housing structure of a current breaker, comprising:

the main body (100) comprises a main shell (101) and a lower clamping block (102), wherein the lower clamping block (102) is fixedly connected to the rear side of the main shell (101) and is close to the bottom of the main shell (101), a sliding groove (101 a) is formed in the rear side of the main shell (101) along the vertical direction, and the sliding groove (101 a) is located above the lower clamping block (102);

the clamping mechanism (200) comprises a sliding block (201), an upper clamping block (202), a reset piece and a pressing piece, wherein the sliding block (201) is arranged in a sliding groove (101 a) in a sliding mode, the upper clamping block (202) is fixedly connected with the sliding block (201) and is opposite to the lower clamping block (102), the reset piece is arranged on the inner side of the sliding groove (101 a) and is fixedly connected with the sliding block (201), the reset piece is used for resetting the sliding block (201), the pressing piece is fixedly connected to the bottom of the sliding block (201) and is in sliding connection with the main shell (101), and the pressing piece is used for pressing the sliding block (201) to enable the sliding block (201) to slide upwards along the sliding groove (101 a), so that the distance between the sliding block (201) and the lower clamping block (102) is increased.

2. The housing structure of a current breaker as claimed in claim 1, wherein: the reset piece comprises a tension spring (203), and two ends of the tension spring (203) are fixedly connected with the groove wall at the bottom of the sliding groove (101 a) and the bottom of the sliding block (201) respectively.

3. The housing structure of a current breaker as claimed in claim 1, wherein: the pressing piece comprises a U-shaped pressing block (204) with an upward opening, the U-shaped pressing block (204) is in sliding connection with the main shell (101) and penetrates through the main shell (101) and extends into the sliding groove (101 a), and two ends of the U-shaped pressing block (204) are fixedly connected with the bottom of the sliding block (201).

4. The housing structure of a current breaker as claimed in claim 1, wherein: the lower clamping block (102) is L-shaped, the upper clamping block (202) is inverted L-shaped, and the sizes of the lower clamping block (102) and the upper clamping block (202) are the same.

5. The housing structure of a current breaker as claimed in claim 1, wherein: the sliding block (201) and the upper clamping block (202) are made of plastic materials, and the sliding block (201) and the upper clamping block (202) are integrally formed.

6. A housing structure of a current breaker as claimed in claim 3, wherein: the U-shaped pressing block (204) is made of plastic, and the U-shaped pressing block (204) can push the sliding block (201) to prop against the groove wall at the top of the sliding groove (101 a).