CN220753331U - Small-sized plug-in circuit breaker - Google Patents
Small-sized plug-in circuit breaker Download PDFInfo
- Publication number
- CN220753331U CN220753331U CN202322293293.4U CN202322293293U CN220753331U CN 220753331 U CN220753331 U CN 220753331U CN 202322293293 U CN202322293293 U CN 202322293293U CN 220753331 U CN220753331 U CN 220753331U
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- China
- Prior art keywords
- circuit breaker
- breaker body
- groove
- movable plate
- positioning block
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- 238000009434 installation Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a small plug-in circuit breaker which comprises a circuit breaker body, wherein a wiring groove is formed in the upper end of the circuit breaker body, a U-shaped supporting frame is arranged above the wiring groove, a guide sleeve is arranged in the middle of the upper end of the U-shaped supporting frame, a limiting groove is formed in the inner upper end of the circuit breaker body, a positioning block is arranged in the limiting groove, one side, far away from the U-shaped supporting frame, of the positioning block is fixedly connected with the side wall of the limiting groove through a first spring, a positioning groove matched with the positioning block is formed in the lower end of the U-shaped supporting frame, limiting plates are arranged on two sides, far away from one side wall of the wiring groove, of the circuit breaker body, and a movable plate is arranged between the two limiting plates. This kind of circuit breaker, connecting wire and circuit breaker connection stability are good, have avoided the phenomenon that the connecting wire breaks away from pressing from both sides tight contact to take place, and the circuit breaker can be installed on not unidimensional mounting bracket, the effectual installation convenience that has improved the circuit breaker.
Description
Technical Field
The utility model relates to the technical field of plug-in circuit breakers, in particular to a small plug-in circuit breaker.
Background
The widely used circuit breaker effectively improves the use safety of the electric appliance, and in order to meet the miniaturization development trend of the electric appliance equipment, the integral structure and the operation mode of the circuit breaker matched with the circuit breaker are also required to be continuously updated and improved; the plug-in connection is one of many connection modes of the circuit breaker, the circuit breaker is electrically connected with an external conductive part through the clamping contact, the connection mode is convenient to wire, but clamping force of the clamping contact on a connecting wire is limited, a phenomenon that the connecting wire is separated from the clamping contact frequently occurs, the circuit breaker needs to be aligned with the external conductive part in the process of being inserted into a cabinet, and the operation is very difficult.
Disclosure of Invention
In order to solve the above problems, the present utility model provides a small-sized plug-in circuit breaker. The utility model solves the problems that the circuit breaker is electrically connected with the external conductive piece through the clamping contact, the connecting mode is convenient for wiring, the clamping force of the clamping contact on the connecting wire is limited, the connecting wire is separated from the clamping contact frequently, the circuit breaker needs to be aligned with the external conductive piece in the process of being inserted into the cabinet, and the operation is very difficult.
The utility model relates to a small plug-in circuit breaker, which comprises a circuit breaker body, wherein a wiring groove is formed in the upper end of the circuit breaker body, a U-shaped supporting frame is arranged above the wiring groove, a guide sleeve is arranged in the middle of the upper end of the U-shaped supporting frame, a limit groove is formed in the inner upper end of the circuit breaker body, a positioning block is arranged in the limit groove, one side, far away from the U-shaped supporting frame, of the positioning block is fixedly connected with the side wall of the limit groove through a first spring, a positioning groove matched with the positioning block is formed in the lower end of the U-shaped supporting frame, limiting plates are arranged on two sides, far away from one side wall of the wiring groove, of the circuit breaker body, a movable plate is arranged between the two limiting plates, and a first mounting hole is formed in the upper end of the movable plate.
In the scheme, the upper end of the guide sleeve is provided with the fastening bolt.
In the scheme, the lower ends of the two limiting plates are fixedly connected through the bottom plate, and the bottom plate is fixedly connected with the movable plate through the second spring.
In the scheme, the sliding blocks are arranged on two sides of the movable plate, and the limiting plate is provided with sliding grooves matched with the sliding blocks.
In the above scheme, the circuit breaker body is located the fly leaf below and is equipped with the mounting panel, be equipped with the second mounting hole on the mounting panel.
The utility model has the advantages and beneficial effects that: the utility model provides a small-sized plug-in circuit breaker, which is characterized in that a circuit breaker body can be installed on installation racks with different sizes by adjusting the positions of movable plates, a U-shaped support frame can be stably installed on the circuit breaker body by mutually matching a positioning block and a positioning groove, a connecting wire can be inserted into a guide sleeve, the connecting wire can be guided and limited by the guide sleeve, and the connecting wire inserted into the guide sleeve is positioned by a fastening bolt, so that the connecting wire can be stably inserted into a wiring groove. The plug-in circuit breaker is simple in structure, the connecting wire is good in connection stability with the circuit breaker, the phenomenon that the connecting wire is separated from the clamping contact is avoided, the circuit breaker can be mounted on mounting frames with different sizes, and the mounting convenience of the circuit breaker is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is a schematic view of the structure of part A of the present utility model;
fig. 5 is a schematic diagram of a B-part structure of the present utility model.
In the figure: 1. breaker body 2, wiring groove 3, U-shaped support frame 4 and guide sleeve
5. Limiting groove 6, positioning block 7, first spring 8 and positioning groove
9. Fastening bolt 10, limiting plate 11, movable plate 12, first mounting hole
13. Bottom plate 14, second spring 15, slide block 16 and chute
17. Mounting plate 18, second mounting hole.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
As shown in fig. 1-5, the utility model is a miniature plug-in circuit breaker, which comprises a circuit breaker body 1, the upper end of the circuit breaker body 1 is provided with a wiring groove 2, the circuit breaker body 1 is positioned above the wiring groove 2 and is provided with a U-shaped support frame 3, the middle part of the upper end of the U-shaped support frame 3 is provided with a guide sleeve 4, a connecting wire can be guided and limited through the guide sleeve 4, the upper end in the circuit breaker body 1 is provided with a limit groove 5, a positioning block 6 is arranged in the limit groove 5, the positioning block 6 can reciprocate in the limit groove 5 in the horizontal direction, one side of the positioning block 6 far away from the U-shaped support frame 3 is fixedly connected with the side wall of the limit groove 5 through a first spring 7, the lower end of the U-shaped support frame 3 is provided with a positioning groove 8 matched with the positioning block 6, one side of the positioning block 6 close to the positioning groove 8 is provided with an arc surface, the positioning block 6 is more convenient to be inserted into the inside the positioning groove 8, the positioning block 6 can be inserted into the positioning groove 8 under the elastic force of the first spring 7, the positioning block 6 is matched with the positioning block 8, the U-shaped support frame 3 can be stably installed on the circuit breaker body through the positioning block 3, the side is provided with the side wall on the side wall through the limit plate 5, the side wall is not matched with the side wall, the side wall of the positioning block 5 is provided with the side wall, the side wall is provided with a movable plate 11, the movable plate 11 is fixedly connected with the movable plate 11, and the movable plate 11 is arranged on the two sides of the movable plate 11 through the side of the movable plate 11, and the movable plate 11 is arranged on the two sides, and the movable plate 11 is in the movable plate 11, and the movable plate 11 is in the position of the movable plate 11, and the position is in the position and the movable plate 11 is in the position and the position is in the position and the position.
The upper end of the guide sleeve 4 is provided with a fastening bolt 9, and a connecting wire inserted into the guide sleeve 4 is positioned through the fastening bolt 9.
The lower ends of the two limiting plates 10 are fixedly connected through a bottom plate 13, the bottom plate 13 is fixedly connected with the movable plates 11 through a second spring 14, the movable plates 11 are fixedly connected with the bottom plate 13 through the second spring 14, and the movable plates 11 can move in the two movable plates 11 fixedly under the action of the elastic force of the second spring 14.
The sliding blocks 15 are arranged on two sides of the movable plate 11, the sliding grooves 16 matched with the sliding blocks 15 are formed in the limiting plate 10, the sliding blocks 15 can slide in the sliding grooves 16, and the moving stability of the movable plate 11 is effectively improved through the mutual matching between the sliding blocks 15 and the sliding grooves 16.
The circuit breaker body 1 is located the fly leaf 11 below and is equipped with mounting panel 17, be equipped with the second mounting hole 18 on the mounting panel 17, can be to the fixed installation on the mounting bracket of circuit breaker body 1 lower extreme through mounting panel 17 and second mounting hole 18.
Specifically, in the utility model, the lower end of the breaker body 1 can be fixedly installed on the installation frame through the installation plate 17 and the second installation hole 18, the movable plate 11 can move in the vertical direction inside the limiting plate 10, the breaker body 1 can be installed on installation frames with different sizes through adjusting the positions of the movable plate 11, when the U-shaped support frame 3 is installed, the positioning block 6 can be inserted into the positioning groove 8 under the action of the elastic force of the first spring 7, the U-shaped support frame 3 can be stably installed on the breaker body 1 through the mutual matching between the positioning block 6 and the positioning groove 8, the connecting wire can be inserted into the guide sleeve 4, the connecting wire can be guided and limited through the guide sleeve 4, and the connecting wire inserted into the guide sleeve 4 is positioned through the fastening bolt 9, so that the connecting wire can be stably inserted into the wiring groove 2.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a miniature plug-in circuit breaker, includes circuit breaker body (1), its characterized in that, circuit breaker body (1) upper end is equipped with wiring groove (2), circuit breaker body (1) are located wiring groove (2) top and are equipped with U type support frame (3), U type support frame (3) upper end middle part is equipped with guide sleeve (4), the upper end is equipped with spacing groove (5) in circuit breaker body (1), be equipped with locating piece (6) in spacing groove (5), U type support frame (3) one side is kept away from through first spring (7) and spacing groove (5) lateral wall fixed connection to locating piece (6), U type support frame (3) lower extreme seted up with locating piece (6) assorted constant head tank (8), circuit breaker body (1) are kept away from wiring groove (2) one side lateral wall both sides and are all equipped with limiting plate (10), two be equipped with fly leaf (11) between limiting plate (10), fly leaf (11) upper end is equipped with first mounting hole (12).
2. A miniature plug-in circuit breaker according to claim 1, characterized in that the guide sleeve (4) is provided with a fastening bolt (9) at its upper end.
3. A miniature plug-in circuit breaker according to claim 1, characterized in that the lower ends of the two limit plates (10) are fixedly connected by a bottom plate (13), the bottom plate (13) being fixedly connected by a second spring (14) with the movable plate (11).
4. The miniature plug-in circuit breaker according to claim 1, characterized in that the two sides of the movable plate (11) are provided with sliding blocks (15), and the limiting plate (10) is provided with sliding grooves (16) matched with the sliding blocks (15).
5. A miniature plug-in circuit breaker according to claim 1, characterized in that the circuit breaker body (1) is provided with a mounting plate (17) below the movable plate (11), and that the mounting plate (17) is provided with a second mounting hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322293293.4U CN220753331U (en) | 2023-08-25 | 2023-08-25 | Small-sized plug-in circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322293293.4U CN220753331U (en) | 2023-08-25 | 2023-08-25 | Small-sized plug-in circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220753331U true CN220753331U (en) | 2024-04-09 |
Family
ID=90555921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322293293.4U Active CN220753331U (en) | 2023-08-25 | 2023-08-25 | Small-sized plug-in circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220753331U (en) |
-
2023
- 2023-08-25 CN CN202322293293.4U patent/CN220753331U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |