CN220933986U - Plug-in base of circuit breaker and circuit breaker - Google Patents

Abstract

The utility model belongs to the technical field of piezoelectric devices, and discloses a pluggable base of a circuit breaker and the circuit breaker. The plug-in type base of the circuit breaker comprises a base main body and two cover plates, wherein the base main body is provided with a groove; the two cover plates are rotatably arranged at two ends of the base main body, the cover plates are in an open state and a limit state, and when the cover plates are in the open state, the circuit breaker body can be separated from or inserted into the groove so as to realize the insertion and extraction of the circuit breaker body; after the circuit breaker body is inserted into the groove, the cover plate is rotated from an open state to a limit state, and when the cover plate is in the limit state, the extending end of the cover plate can extend into the groove and press the circuit breaker body so as to assist in limiting the circuit breaker body; the cover plate is provided with a detection hole. According to the utility model, the detection hole is formed in the cover plate, so that when the cover plate is in a limiting state, a worker can use the electrography to detect whether the connecting plate of the circuit breaker body is electrified or not through the detection hole.

Description

Plug-in base of circuit breaker and circuit breaker

Technical Field

The utility model relates to the technical field of piezoelectric devices, in particular to a pluggable base of a circuit breaker and the circuit breaker.

Background

When the circuit breaker is used, the requirement on power supply continuity is high, so that the circuit breaker body needs to be quickly plugged in and pulled out of the base when the circuit breaker is overhauled. In the prior art, the base of circuit breaker generally includes base main part and apron, and the apron is after opening, can carry out the plug with circuit breaker body and base main part, and after circuit breaker body and base main part pegged graft, the apron rotates to cover in the base main part and can support and press the circuit breaker body to make circuit breaker body and base main part be connected more stable, but among the prior art, when the apron is in the cover in the base main part, can't use the electrography to carry out short-term test to the circuit breaker body whether circular telegram, has reduced work efficiency.

Disclosure of utility model

The utility model aims to provide a pluggable base of a circuit breaker and the circuit breaker, which can detect whether a circuit breaker body is electrified when a cover plate is in a limiting state, so that the working efficiency is improved.

To achieve the purpose, the utility model adopts the following technical scheme:

A pluggable base of a circuit breaker, comprising:

A base body provided with a groove for accommodating a circuit breaker body, wherein a contact bridge for connecting with a connecting plate of the circuit breaker body is arranged in the base body;

The cover plate is rotatably arranged on the base main body and is provided with an opening state and a limiting state, the circuit breaker body can be separated from or inserted into the groove in the opening state, and the cover plate is propped against the circuit breaker body in the groove in the limiting state;

The cover plate is provided with a detection hole, and in the limit state, whether the connecting plate of the circuit breaker body and the contact bridge are electrified can be detected through the detection hole.

As an alternative, the base body is provided with a mounting groove having a top opening and a side opening communicating with the top opening, the mounting groove communicates with the groove through the side opening, the contact bridge is disposed in the mounting groove, the coupling plate can penetrate through the side opening and extend into the mounting groove to be connected with the contact bridge, the cover plate covers the top opening, and the detection hole communicates with the mounting groove.

As an alternative, the contact bridge includes interconnect's fixed part and clamping part, the clamping direction of clamping part is parallel with first direction, fixed part with binding post on the base main part is connected, the link plate includes interconnect's diaphragm and riser, diaphragm fixed connection in on the circuit breaker body, the riser can press from both sides and locate on the clamping part, just riser is parallel with the second direction, first direction is the length direction of base main part, the second direction is the thickness direction of base main part.

As an alternative, one of the rotating end of the cover plate and the base body is provided with a protrusion, and the other is provided with a groove, and the protrusion can be limited in the groove when the cover plate is in the open state.

As an alternative, the cover plate is provided with a hooking portion towards one side of the base main body, a hooking boss is arranged on the inner side of the base main body, and when the cover plate is in the limiting state, the hooking portion is clamped with the hooking boss.

As an alternative, the cover plate is respectively provided with two hooking portions along the second direction, and the base body is internally provided with the hooking boss corresponding to the hooking portions.

As an alternative, the cover plate is pressed against one end of the breaker body and provided with a limiting boss, and the limiting boss is used for being inserted into a limiting hole of the breaker body.

As an alternative, the end face of the cover plate facing away from the base body is provided with a handle portion.

As an alternative, the base body is provided with a through hole for the connection member to pass through to connect a plurality of the base bodies stacked in the second direction.

A circuit breaker, comprising:

A circuit breaker body; and

The plug-in base of the circuit breaker in any one of the above schemes, wherein the circuit breaker body can be plugged in the plug-in base of the circuit breaker.

The utility model has the beneficial effects that:

According to the pluggable base of the circuit breaker, the detection holes are formed in the cover plate, so that when the cover plate is in a limiting state, workers can detect whether the connecting plate and the contact bridge of the circuit breaker body are electrified or not through the detection holes by using the electroprobe, the detection convenience is improved, and the working efficiency is greatly improved.

In addition, the rotation end of the cover plate and the protruding portion and the groove on the base body are arranged, so that the cover plate can be positioned when being opened, and the structure is simple.

Drawings

Fig. 1 is a schematic diagram of a circuit breaker according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a base body according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a cover plate according to an embodiment of the present utility model;

fig. 4 is an internal structural view of a circuit breaker provided by an embodiment of the present utility model;

fig. 5 is a schematic structural view of a contact bridge according to an embodiment of the present utility model;

Fig. 6 is a schematic structural view of the connection of the plug-in type bases of two groups of circuit breakers.

In the figure:

1. A base body; 11. a groove; 12. a contact bridge; 121. a fixing part; 122. a clamping part; 1221. a first clamping plate; 1222. a second clamping plate; 1223. a bottom plate; 13. a mounting groove; 131. a boss is hung; 14. a groove; 15. a rotating shaft; 16. a through hole;

2. A cover plate; 21. a detection hole; 22. a rotary connection part; 221. a boss; 222. a rotation hole; 23. a hooking part; 231. a clamping extension part; 232. a semicircular protrusion; 24. a limit boss; 25. a handle part;

100. a circuit breaker body; 101. a connecting plate; 1011. a cross plate; 1012. a vertical plate.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar parts throughout, or parts having like or similar functions. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be interpreted broadly, as for example, they may be fixedly connected, or may be detachably connected, or may be electrically connected, or may be directly connected, or may be indirectly connected through an intermediary, or may be in communication with one another in two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, a first feature "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 5, the present utility model provides a plug-in type base of a circuit breaker, which comprises a base body 1 and two cover plates 2, wherein the base body 1 is provided with a groove 11, and a circuit breaker body 100 can be accommodated in the groove 11 to realize the electrical connection between the circuit breaker body 100 and the plug-in type base of the circuit breaker; the two cover plates 2 are rotatably arranged at two ends of the base body 1, the cover plates 2 have an open state and a limit state, and when the cover plates 2 are in the open state, the circuit breaker body 100 can be separated from or inserted into the groove 11 so as to realize the insertion and extraction of the circuit breaker body 100; after the breaker body 100 is inserted into the groove 11, the cover plate 2 is rotated from an open state to a limit state, when the cover plate 2 is in the limit state, the extending end of the cover plate 2 can extend into the groove 11 and prop against the breaker body 100, so as to assist in limiting the breaker body 100, and prevent the breaker body 100 from accidentally falling out of the groove 11; in order to facilitate detection of the circuit breaker body 100 when the cover plate 2 is in a limiting state and confirm whether the connecting plate 101 of the circuit breaker body 100 and the contact bridge 12 arranged on the base body 1 are electrified, the utility model is provided with the detection hole 21 on the cover plate 2, and a worker uses an electrography to pass through the detection hole 21 to abut against the connecting plate 101 for detection.

The pluggable base of the circuit breaker is provided with the detection hole 21 through the cover plate 2, so that when the cover plate 2 is in a limiting state, a worker can use an electrography to detect whether the connecting plate 101 and the contact bridge 12 of the circuit breaker body 100 are electrified or not through the detection hole 21, the structure is simple, the detection convenience is improved, and the working efficiency is greatly improved.

Referring to fig. 2 in combination with fig. 4, both ends of the base body 1 have mounting grooves 13, the mounting grooves 13 have a top opening and a side opening, contact bridges 12 are provided in the mounting grooves 13, and the mounting grooves 13 are communicated with the grooves 11 through the side opening, when the circuit breaker body 100 is inserted into the grooves 11, the connection plates 101 of the circuit breaker body 100 can penetrate through the side opening to extend into the mounting grooves 13 to be connected with the contact bridges 12, so that the circuit breaker body 100 is electrified, the cover plate 2 can cover the mounting grooves 13 when pressing the circuit breaker body 100, and the detection holes 21 are communicated with the mounting grooves 13, and a worker can extend into the mounting grooves 13 through the detection holes 21 by using an electric pencil to detect the connection plates 101.

Referring to fig. 5, the contact bridge 12 includes a fixing portion 121 and a clamping portion 122 connected to each other, a connection terminal is provided in the mounting groove 13, the fixing portion 121 is capable of being connected to the connection terminal, the connection plate 101 includes a transverse plate 1011 and a vertical plate 1012 connected to each other vertically, the transverse plate 1011 is fixedly connected to the circuit breaker body 100, when the circuit breaker body 100 is inserted into the groove 11, the vertical plate 1012 is capable of being inserted into the clamping portion 122, a clamping direction of the clamping portion 122 is parallel to a first direction, the first direction is a length direction of the base body 1, that is, the clamping portion 122 presses the vertical plate 1012 along the length direction of the base body 1, the vertical plate 1012 is parallel to a second direction, the second direction is a thickness direction of the base body 1, and the first direction and the second direction are perpendicular to each other. The clamping direction of the contact bridge in the prior art is perpendicular to the first direction, so that the design of the connecting plate and the contact bridge is complex, and the clamping direction of the clamping part 122 is set to be parallel to the first direction by the contact bridge 12 in the utility model, so that the design of the connecting plate 101 and the contact bridge 12 is simplified, the contact bridge 12 and the connecting plate 101 can be bent and formed by adopting metal plates, the utilization rate of materials is improved, and the difficulty in processing and manufacturing is reduced.

Further, the clamping portion 122 includes a first clamping plate 1221, a second clamping plate 1222, and a bottom plate 1223 connected to bottom ends of the first clamping plate 1221 and the second clamping plate 1222, the contact bridge 12 is formed by bending a metal plate, and includes a fixing portion 121, the first clamping plate 1221, the bottom plate 1223, and the second clamping plate 1222, which are sequentially connected, where the first clamping plate 1221 and the second clamping plate 1222 have a clamping force that is mutually compressed, and the riser 1012 of the connecting plate 101 can be clamped between the first clamping plate 1221 and the second clamping plate 1222.

Referring to fig. 2 to 4, the rotating end of the cover plate 2 is provided with a rotating connection portion 22, the rotating connection portion 22 is provided with a rotating hole 222, a rotating shaft 15 is provided at a position where the base body 1 is connected with the rotating connection portion 22, the rotating hole 222 can be rotatably sleeved on the rotating shaft 15 to realize that the cover plate 2 is rotatably connected with the base body 1, in order to realize that the cover plate 2 can be fixed when in an open state, the rotating connection portion 22 is provided with a strip-shaped protruding portion 221, the upper end surface of the base body 1 is provided with a strip-shaped groove 14, the groove 14 is located below the rotating shaft 15, and when the cover plate 2 is in the open state, the protruding portion 221 can be limited in the groove 14. Obviously, the groove 14 is provided on the rotation connecting portion 22, and the base body 1 is provided with the boss 221 to fix the cover plate 2 in the opened state.

Alternatively, the protruding portion 221 may be formed in a hemispherical shape, the groove 14 may be formed in a spherical groove 14, and the cover plate 2 may be fixed as long as the protruding portion 221 can be limited in the groove 14, and the shapes of the protruding portion 221 and the groove 14 are not limited.

The apron 2 is provided with hook portion 23 towards one side of base main part 1, and base main part 1 is provided with the boss 131 that articulates in the lateral wall of mounting groove 13, and when apron 2 was in spacing state, hook portion 23 and the boss 131 joint that articulates. Referring to fig. 3, the hooking portion 23 includes a hooking extension portion 231 and a semicircular protrusion 232, the hooking extension portion 231 is disposed on one side of the cover plate 2 facing the base body 1, the semicircular protrusion 232 is disposed on a side of the hooking extension portion 231 facing the mounting groove 13, the hooking boss 131 is a cylinder, and when the hooking portion 23 is hooked with the hooking boss 131, the semicircular protrusion 232 is hooked with the cylinder, so that when the cover plate 2 is opened or closed, the hooking portion 23 is more smoothly matched with the hooking boss 131 in a hooking manner.

In order to make the cover plate 2 more firm when being in a limiting state, the two hooking portions 23 and the hooking bosses 131 are arranged, the two hooking portions 23 are arranged on one side of the cover plate 2 facing the base body 1 along the second direction at intervals, the two hooking bosses 131 are arranged on two side walls of the mounting groove 13 along the second direction, and the two hooking portions 23 can be hooked on the two hooking bosses 131 respectively.

In order to further limit the circuit breaker body 100, one end of the cover plate 2, which abuts against the circuit breaker body 100, is provided with a limit boss 24, two ends of the circuit breaker body 100 are provided with limit holes, and when the cover plate 2 is in a limit state, the limit boss 24 can be inserted into the limit holes.

In order to facilitate the cover plate 2 to be switched from the limit state to the open state, the end face of the cover plate 2, which faces away from the base body 1, is provided with a handle portion 25, and a worker can pull up the cover plate 2 through the handle portion 25.

Referring to fig. 2 again and referring to fig. 6 again, through holes 16 are provided in the base body 1, the plurality of base bodies 1 can be stacked on each other along the second direction, and the connecting member can be inserted into the through holes 16 to fixedly connect the plurality of base bodies 1 to each other. In this embodiment, the through holes 16 are provided with a plurality of through holes, and the connecting pieces may be rivets, which penetrate through the through holes 16 and are riveted, so as to realize the mutual fixed connection of the plurality of base bodies 1, and the connection is convenient, and the connecting pieces are suitable for the connection of the plurality of circuit breaker bodies 100.

The utility model also provides a circuit breaker, which comprises a circuit breaker body 100 and a plug-in base of the circuit breaker, wherein the circuit breaker body 100 can be plugged into the plug-in base of the circuit breaker.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. Plug-in base of circuit breaker, its characterized in that includes:

A base body (1) provided with a groove (11) for accommodating a circuit breaker body (100), wherein a contact bridge (12) for connecting with a connecting plate (101) of the circuit breaker body (100) is arranged in the base body (1);

the cover plate (2) is rotatably arranged on the base main body (1), the cover plate (2) is provided with an opening state and a limiting state, the circuit breaker body (100) can be separated from or inserted into the groove (11) in the opening state, and the cover plate (2) is propped against the circuit breaker body (100) in the groove (11) in the limiting state;

The cover plate (2) is provided with a detection hole (21), and in the limit state, whether the connecting plate (101) of the circuit breaker body (100) and the contact bridge (12) are electrified or not can be detected through the detection hole (21).

2. The pluggable base of a circuit breaker according to claim 1, characterized in that the base body (1) is provided with a mounting groove (13), the mounting groove (13) is provided with a top opening and a side opening communicated with the top opening, the mounting groove (13) is communicated with the groove (11) through the side opening, the contact bridge (12) is arranged in the mounting groove (13), the connecting plate (101) can extend into the mounting groove (13) through the side opening to be connected with the contact bridge (12), the cover plate (2) covers the top opening, and the detection hole (21) is communicated with the mounting groove (13).

3. The pluggable base of a circuit breaker according to claim 2, characterized in that the contact bridge (12) comprises a fixing portion (121) and a clamping portion (122) which are connected with each other, the clamping direction of the clamping portion (122) is parallel to a first direction, the fixing portion (121) is connected with a connection terminal on the base body (1), the connection plate (101) comprises a cross plate (1011) and a riser (1012) which are connected with each other, the cross plate (1011) is fixedly connected to the circuit breaker body (100), the riser (1012) can be clamped on the clamping portion (122), and the riser (1012) is parallel to a second direction, the first direction is the length direction of the base body (1), and the second direction is the thickness direction of the base body (1).

4. Plug-in base of a circuit breaker according to claim 1, characterized in that one of the rotating end of the cover plate (2) and the base body (1) is provided with a protrusion (221) and the other is provided with a groove (14), the protrusion (221) being able to be confined within the groove (14) when the cover plate (2) is in the open state.

5. The pluggable base of a circuit breaker according to claim 2, characterized in that a hooking portion (23) is arranged on one side of the cover plate (2) facing the base body (1), a hooking boss (131) is arranged on the inner side of the base body (1), and the hooking portion (23) is clamped with the hooking boss (131) when the cover plate (2) is in the limiting state.

6. Plug-in base of a circuit breaker according to claim 5, characterized in that the cover plate (2) is provided with two hooking portions (23) along a second direction, respectively, and the base body (1) is provided with the hooking bosses (131) corresponding to the hooking portions (23).

7. The pluggable base of a circuit breaker according to claim 1, characterized in that one end of the cover plate (2) abutting against the circuit breaker body (100) is provided with a limit boss (24), and the limit boss (24) is used for being inserted into a limit hole of the circuit breaker body (100).

8. Plug-in base of a circuit breaker according to claim 1, characterized in that the end face of the cover plate (2) facing away from the base body (1) is provided with a handle (25).

9. Plug-in base of a circuit breaker according to claim 1, characterized in that the base body (1) is provided with through holes (16), which through holes (16) are intended for the passage of connectors for connecting a plurality of base bodies (1) superimposed in the second direction.

10. The circuit breaker, its characterized in that includes:

a circuit breaker body (100); and

The plug-in base of a circuit breaker according to any one of claims 1 to 9, the circuit breaker body (100) being pluggable onto the plug-in base of the circuit breaker.