CN219759480U - Small-sized circuit breaker - Google Patents

Abstract

The utility model relates to a miniature circuit breaker, and belongs to the technical field of circuit breakers. The device mainly solves the problems that a plurality of assemblies are convenient to assemble and the space utilization rate is low, and provides the following technical scheme. The circuit breaker comprises a circuit breaker body, a sliding groove is formed in one side of the circuit breaker body, a telescopic cylinder and a connecting spring are fixedly connected in the sliding groove respectively, and the connecting spring is sleeved on the surface of the telescopic cylinder. According to the utility model, under the cooperation of the telescopic cylinder, the connecting spring, the connecting block, the butt joint groove and the connecting groove, the plurality of breaker bodies can be quickly spliced and installed along the preset direction, so that the problem that the utilization rate of installation space is low due to overlarge gaps in the using process of the plurality of breaker bodies is effectively avoided, and the working efficiency in installation can be greatly improved by assembling the plurality of breaker bodies, so that the simultaneous control of later-stage users is facilitated, and the working efficiency in later-stage is greatly improved.

Description

Small-sized circuit breaker

Technical Field

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

Background

The miniature circuit breaker is also called a miniature circuit breaker, is suitable for overload and short-circuit protection of alternating current 50/60Hz, rated voltage 230/400V and rated current to 63A lines, and can also be used as the line for infrequent operation conversion under normal conditions, so that the miniature circuit breaker is widely applied to families and power distribution cabinets, and because the miniature circuit breaker needs to independently control different lines, a plurality of miniature circuit breakers are needed to be matched for use; however, the existing miniature circuit breakers are large in number during installation, so that the problem that the utilization rate of installation space is low due to overlarge gaps in the use process of the miniature circuit breakers is easily caused, and the working efficiency of the miniature circuit breakers during installation is greatly reduced independently.

To this end we propose a miniature circuit breaker.

Disclosure of Invention

The present utility model is directed to a miniature circuit breaker to solve the above-mentioned problems of the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a miniature circuit breaker, includes the circuit breaker body, the sliding tray has been seted up to one side of circuit breaker body, the inside fixedly connected with telescopic cylinder and coupling spring of sliding tray respectively, coupling spring cup joints with the surface of telescopic cylinder, the equal fixedly connected with linking block of one end of telescopic cylinder and coupling spring, the top fixedly connected with button of linking block, the inside sliding connection of button and circuit breaker body, the butt joint groove has been seted up to the opposite side of circuit breaker body relative sliding tray, the linking groove has been seted up at the top of circuit breaker body, the linking groove is linked together with the inside of butt joint groove, linking block and butt joint groove and linking groove's inner wall size looks adaptation, the top of circuit breaker body is equipped with the mounting groove, the internally mounted of mounting groove has the mounting panel.

Further, open slot has been seted up to the bottom of circuit breaker body, the inside fixedly connected with guide bar of open slot, the surface sliding connection of guide bar has the movable plate, one side fixedly connected with butt joint pole of movable plate, the one end of butt joint pole runs through open slot fixedly connected with stopper.

Further, the surface of the guide rod is sleeved with a supporting spring, and two ends of the supporting spring are fixedly connected with the open slot and the movable plate respectively.

Further, a handle is fixedly connected to one side of the movable plate opposite to the opposite connecting rod, and the handle penetrates through the opening groove.

Further, a plurality of locating holes are formed in one side of the breaker body, and the locating holes are uniformly distributed in one side of the breaker body.

Further, a plurality of positioning rods are fixedly connected to the other side of the circuit breaker body, which is opposite to the positioning holes, and the positioning rods correspond to the positioning holes in position.

Compared with the prior art, the utility model has the following beneficial effects:

(1) According to the utility model, under the cooperation of the telescopic cylinder, the connecting spring, the connecting block, the butt joint groove and the connecting groove, the plurality of breaker bodies can be quickly spliced and installed along the preset direction, so that the problem that the utilization rate of installation space is low due to overlarge gaps in the using process of the plurality of breaker bodies is effectively avoided, and the working efficiency in installation can be greatly improved by assembling the plurality of breaker bodies, so that the simultaneous control of later-stage users is facilitated, and the working efficiency in later-stage is greatly improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

fig. 2 is a schematic diagram of a left side structure of a breaker body according to an embodiment of the utility model;

FIG. 3 is an enlarged view of FIG. 2A according to one embodiment of the present utility model;

fig. 4 is a schematic view of a right side structure of a breaker body according to an embodiment of the present utility model;

fig. 5 is an enlarged view of fig. 1 at B in accordance with one embodiment of the present utility model.

In the figure: 1. a circuit breaker body; 2. a sliding groove; 3. a telescopic cylinder; 4. a connecting spring; 5. a joint block; 6. a button; 7. a butt joint groove; 8. a connection groove; 9. a mounting groove; 10. a mounting plate; 11. an open slot; 12. a guide rod; 13. a moving plate; 14. a butt joint rod; 15. a limiting block; 16. a support spring; 17. a handle; 18. positioning holes; 19. and a positioning rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a miniature circuit breaker, including circuit breaker body 1, sliding tray 2 has been seted up to one side of circuit breaker body 1, sliding tray 2's inside fixedly connected with telescopic cylinder 3 and coupling spring 4 respectively, coupling spring 4 cup joints with telescopic cylinder 3's surface, telescopic cylinder 3 and coupling spring 4's the equal fixedly connected with of one end link up piece 5, link up piece 5's top fixedly connected with button 6, button 6 and circuit breaker body 1's inside sliding connection, circuit breaker body 1 has been seted up butt joint groove 7 relative to sliding tray 2's opposite side, link up groove 8 has been seted up at circuit breaker body 1's top, link up groove 8 and butt joint groove 7's inside is linked together, link up piece 5 and butt joint groove 7 and link up groove 8's inner wall size looks adaptation, circuit breaker body 1's top is equipped with mounting groove 9, mounting panel 10 is installed through mounting panel 10 in mounting groove 9, when making it possible splice a plurality of circuit breaker bodies 1, firm performance when can further guaranteeing circuit breaker body 1 bottom concatenation.

As can be seen from fig. 5, the bottom of the breaker body 1 is provided with an open slot 11, a guide rod 12 is fixedly connected to the inside of the open slot 11, a moving plate 13 is slidably connected to the surface of the guide rod 12, a butt joint rod 14 is fixedly connected to one side of the moving plate 13, one end of the butt joint rod 14 penetrates through the open slot 11 and is fixedly connected with a limiting block 15, and the limiting block 15 can be driven to move by the butt joint rod 14 through the sliding of the moving plate 13 on the surface of the guide rod 12, so that the limiting block 15 can be better contacted with the mounting plate 10 when the mounting plate 10 is mounted, and the mounting plate 10 can be mounted more stably.

As can be seen from fig. 5, the surface of the guide rod 12 is sleeved with a supporting spring 16, two ends of the supporting spring 16 are respectively and fixedly connected with the open slot 11 and the moving plate 13, and the moving plate 13 can be automatically jacked up and reset under the action of the resilience of the supporting spring 16.

As can be seen from fig. 5, a handle 17 is fixedly connected to one side of the movable plate 13 opposite to the butt joint rod 14, the handle 17 penetrates through the inside of the open slot 11, and the movable plate 13 can be moved backwards by a worker conveniently.

As can be seen from fig. 1 to 5, a plurality of positioning holes 18 are formed in one side of the breaker body 1, and the plurality of positioning holes 18 are uniformly distributed on one side of the breaker body 1, so that the breaker body 1 can be connected by the positioning holes 18.

As can be seen from fig. 2 to fig. 4, the other side of the breaker body 1 opposite to the positioning hole 18 is fixedly connected with a plurality of positioning rods 19, the positioning rods 19 correspond to the positioning holes 18 in position, and the positioning rods 19 are inserted into the positioning rods 19 to perform positioning and installation functions on the breaker bodies 1

The working principle of the utility model is as follows: when in use, when a plurality of breaker bodies 1 need to be spliced, firstly, one side of each breaker body 1 is provided with a sliding groove 2 and one side of each breaker body 1 is provided with a butt joint groove 7, then the two breaker bodies 1 can be installed through mutual lamination, and the two breaker bodies 1 can be installed through the setting of the positioning holes 18 and the positioning rods 19, the two breaker bodies 1 can be installed to have a positioning effect, the connecting blocks 5 are trapezoid in shape, the connecting blocks can sequentially penetrate through the butt joint grooves 7 and are clamped in the connecting grooves 8, stable supporting force is improved for the connecting blocks 5 through the telescopic cylinders 3 and the connecting springs 4, so that firmness between the connecting blocks 5 and the butt joint grooves 7 is guaranteed, the breaker bodies 1 can be rapidly spliced, the mounting plates 10 can be installed through the setting of the mounting grooves 9, and the limiting blocks 15 can be driven to move through the sliding of the guide rods 12 surface moving plates 13, the connecting rods 14 can be conveniently used for conveniently and firmly setting the limiting blocks 10 and the whole breaker bodies 10 to be firmly installed, and the whole breaker bodies 1 can be firmly arranged, and the whole breaker bodies 1 can be firmly and 10 can be guaranteed, and the whole breaker bodies can be firmly arranged, and the breaker bodies can be firmly 1 can be safely installed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A miniature circuit breaker, characterized by: including circuit breaker body (1), sliding tray (2) have been seted up to one side of circuit breaker body (1), the inside of sliding tray (2) is fixedly connected with telescopic cylinder (3) and connecting spring (4) respectively, connecting spring (4) cup joint with the surface of telescopic cylinder (3), the equal fixedly connected with linking piece (5) of one end of telescopic cylinder (3) and connecting spring (4), the top fixedly connected with button (6) of linking piece (5), inside sliding connection of button (6) and circuit breaker body (1), linking groove (7) have been seted up to the opposite side of circuit breaker body (1) relative sliding tray (2), linking groove (8) have been seted up at the top of circuit breaker body (1), linking groove (8) are linked together with the inside of linking groove (7), the inside size looks adaptation of linking groove (7) and linking groove (8), the top of circuit breaker body (1) is equipped with mounting groove (9), mounting groove (10) are installed to the inside of mounting groove (9).

2. A miniature circuit breaker according to claim 1, characterized in that: open slot (11) have been seted up to the bottom of circuit breaker body (1), the inside fixedly connected with guide bar (12) of open slot (11), the surface sliding connection of guide bar (12) has movable plate (13), one side fixedly connected with butt joint pole (14) of movable plate (13), one end of butt joint pole (14) runs through open slot (11) fixedly connected with stopper (15).

3. A miniature circuit breaker according to claim 2, characterized in that: the surface of the guide rod (12) is sleeved with a supporting spring (16), and two ends of the supporting spring (16) are respectively and fixedly connected with the open slot (11) and the movable plate (13).

4. A miniature circuit breaker according to claim 2, characterized in that: one side of the movable plate (13) opposite to the butt joint rod (14) is fixedly connected with a handle (17), and the handle (17) penetrates through the opening groove (11).

5. A miniature circuit breaker according to claim 1, characterized in that: a plurality of locating holes (18) are formed in one side of the circuit breaker body (1), and the locating holes (18) are uniformly distributed on one side of the circuit breaker body (1).

6. A miniature circuit breaker according to claim 1, characterized in that: the circuit breaker is characterized in that a plurality of positioning rods (19) are fixedly connected to the other side of the circuit breaker body (1) opposite to the positioning holes (18), and the positioning rods (19) correspond to the positioning holes (18).