CN212434561U - Novel moulded case circuit breaker - Google Patents
Novel moulded case circuit breaker Download PDFInfo
- Publication number
- CN212434561U CN212434561U CN202021690796.5U CN202021690796U CN212434561U CN 212434561 U CN212434561 U CN 212434561U CN 202021690796 U CN202021690796 U CN 202021690796U CN 212434561 U CN212434561 U CN 212434561U
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- Prior art keywords
- circuit breaker
- shell
- apron
- clamping
- case circuit
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Abstract
The utility model discloses a novel moulded case circuit breaker, including shell, apron and spacing groove, shell one side is provided with the apron, the shell is kept away from apron one side central point integrated into one piece has the spacing groove, the apron is kept away from shell one side upper and lower position symmetry integrated into one piece has the card to solidify the strip. Has the advantages that: the utility model discloses a solid strip of card, open slot, arc lug and spring that sets up for when the circuit breaker with the installation between the electrical apparatus box inner wall fixed, the arc lug can press from both sides tight circuit breaker under the spring action, avoids the circuit breaker to rock, guarantees the job stabilization nature of circuit breaker.
Description
Technical Field
The utility model relates to a circuit breaker field, concretely relates to novel moulded case circuit breaker.
Background
The molded case circuit breaker can automatically cut off the current after the current exceeds the trip setting. Plastic housing refers to the use of plastic insulators as the outer housing of the device to isolate the conductors from each other and from the grounded metal parts. Molded case circuit breakers typically contain a thermo-magnetic trip unit, while large molded case circuit breakers are equipped with a solid state trip sensor.
When installing on the electrical apparatus box, current moulded case circuit breaker lacks the card between the circuit breaker back and the electrical apparatus box inner wall and fixes the device for the circuit breaker rocks easily in the electrical apparatus box, influences the job stabilization nature of circuit breaker, consequently needs a utility model to solve current problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
When installing on the electrical apparatus box in order to solve current moulded case circuit breaker, lack the card between the circuit breaker back and the electrical apparatus box inner wall and fix the device for the circuit breaker rocks easily in the electrical apparatus box, influences the job stabilization nature's of circuit breaker problem.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a novel moulded case circuit breaker, including shell, apron and spacing groove, shell one side is provided with the apron, the shell is kept away from apron one side central point integrated into one piece has the spacing groove, the apron is kept away from shell one side upper and lower position symmetry integrated into one piece has the solid strip of card, the solid relative one side central integrated into one piece of card has the open slot, the open slot bilateral symmetry is provided with arc lug, arc lug is close to the inboard one end of the solid strip of card is provided with the spring.
Furthermore, a circuit breaking module is arranged in the space between the shell and the inner side of the cover plate, a handle is arranged at the position, close to the limiting groove, of the circuit breaking module, and bolt holes are integrally formed in the centers of the upper end and the lower end of the shell.
By adopting the technical scheme, the circuit breaker can be opened and closed by the circuit breaking module, the bolt holes can protect the long screws, the shell and the cover plate are stably connected, and the handle facilitates the circuit breaker to open and close circuits.
Furthermore, a reset button is arranged at one corner of the lower side of the shell, wiring grooves are symmetrically formed in the upper end and the lower end of the shell, and a blocking plate is arranged between the same ends of the clamping strips.
Through adopting above-mentioned technical scheme, reset button can make the circuit breaker reset, the wiring groove can make things convenient for the circuit to be connected with the circuit breaker, the barrier plate can stop apron lateral shifting.
Furthermore, the shell is connected with the cover plate through screws, the reset button is connected with the shell clamping groove, and the handle is connected with the circuit breaking module through clamping and pressing.
By adopting the technical scheme, the shell and the cover plate can protect the circuit breaking module.
Furthermore, the wiring groove is concave-convex, the arc-shaped convex block is connected with the clamping and fixing strip through the spring, and the spring is connected with the clamping and fixing strip through the clamping groove.
By adopting the technical scheme, the spring can enable the arc-shaped convex block to be stably clamped and fixed on the inner side wall of the electric appliance box.
Furthermore, the stop plate is glued with the cover plate, and a long screw penetrates through the bolt hole.
Through adopting above-mentioned technical scheme, the bolt hole can protect the inside long screw that sets up.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
when solving current moulded case circuit breaker when installing on the electrical apparatus box, lack the solid device of card between the circuit breaker back and the electrical apparatus box inner wall for the circuit breaker rocks easily in the electrical apparatus box, influences the job stabilization nature's of circuit breaker problem, the utility model discloses a solid strip of card, open slot, arc lug and spring that set up for the circuit breaker with the electrical apparatus box inner wall between the installation fixed, the arc lug can press from both sides tight circuit breaker under the spring action, avoid the circuit breaker to rock, guarantee the job stabilization nature of circuit breaker.
Drawings
Fig. 1 is a front view of a novel molded case circuit breaker according to the present invention;
fig. 2 is a rear view of a cover plate in the novel molded case circuit breaker according to the present invention;
fig. 3 is a main sectional view of a novel middle clamping strip of a molded case circuit breaker.
The reference numerals are explained below:
1. a housing; 2. a cover plate; 3. a handle; 4. a limiting groove; 5. a wiring slot; 6. a reset button; 7. bolt holes; 8. a circuit breaking module; 9. clamping and fixing the strip; 10. an open slot; 11. a blocking plate; 12. an arc-shaped bump; 13. a spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-3, in this embodiment, a novel molded case circuit breaker includes a housing 1, a cover plate 2 and a limiting groove 4, the cover plate 2 is disposed on one side of the housing 1, the limiting groove 4 is integrally formed at a central portion of one side of the housing 1 far away from the cover plate 2, a clamping fixing strip 9 is symmetrically and integrally formed at an upper portion and a lower portion of one side of the cover plate 2 far away from the housing 1, an open slot 10 is integrally formed at a center of an opposite side of the clamping fixing strip 9, arc-shaped convex blocks 12 are symmetrically disposed at two sides of the open slot 10, and a spring 13 is disposed at one end.
The inboard space of shell 1 and apron 2 is provided with the module 8 that opens circuit, the module 8 that opens circuit is close to spacing groove 4 position and is provided with handle 3, the central integrated into one piece in lower extreme has bolt hole 7 on the shell 1, the module 8 that opens circuit can make the circuit breaker play the effect of opening circuit, bolt hole 7 can make the long screw obtain the protection, and then make and connect stably between shell 1 and the apron 2, handle 3 makes things convenient for the circuit breaker to carry out opening and closing operation of circuit.
1 downside one corner of shell is provided with reset button 6, and 1 upper and lower both ends symmetry of shell is provided with wiring groove 5, is provided with barrier plate 11 between the same one end of card solid strip 9, and reset button 6 can make the circuit breaker reset, and wiring groove 5 can make things convenient for the circuit to be connected with the circuit breaker, and 2 lateral shifting of apron can be stopped to barrier plate 11.
The shell 1 and the cover plate 2 are connected through screws, the reset button 6 is connected with a clamping groove of the shell 1, the handle 3 is connected with the circuit breaking module 8 through clamping pressure, and the shell 1 and the cover plate 2 can protect the circuit breaking module 8.
The wiring groove 5 is concave-convex, the arc-shaped convex block 12 is connected with the clamping strip 9 through a spring 13, the spring 13 is connected with the clamping strip 9 through a clamping groove, and the arc-shaped convex block 12 can be stably clamped and fixed on the inner side wall of the electric appliance box through the spring 13.
Stop plate 11 and 2 cementing of apron, wear to be equipped with the long screw in the bolt hole 7, the inside long screw that sets up can be protected to bolt hole 7.
The specific implementation process of this embodiment is as follows: when using, fix the circuit breaker inside the electrical apparatus box through the card of 2 one side of apron solid strip 9, open slot 10 on the card solid strip 9 aims at the inside protruding strip of electrical apparatus box, arc lug 12 chucking is the protruding strip on the electrical apparatus box under the effect of spring 13, and then make the circuit breaker can stably fix inside the electrical apparatus box, avoid the circuit breaker to rock, guarantee circuit breaker job stabilization nature, then be connected connecting wire and wiring groove 5, can adjust opening and the off-state of circuit breaker through handle 3.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. A novel molded case circuit breaker is characterized in that: including shell (1), apron (2) and spacing groove (4), shell (1) one side is provided with apron (2), shell (1) is kept away from apron (2) one side central point integrated into one piece has spacing groove (4), apron (2) are kept away from shell (1) one side about the symmetrical integrated into one piece of position have the card solid strip (9), the card is solid strip (9) relative one side central integrated into one piece has open slot (10), open slot (10) bilateral symmetry is provided with arc lug (12), arc lug (12) are close to the card is solid strip (9) inboard one end is provided with spring (13).
2. The novel molded case circuit breaker according to claim 1, characterized in that: the space between the shell (1) and the inner side of the cover plate (2) is provided with a circuit breaking module (8), a handle (3) is arranged at the position, close to the limiting groove (4), of the circuit breaking module (8), and bolt holes (7) are integrally formed in the centers of the upper end and the lower end of the shell (1).
3. The novel molded case circuit breaker according to claim 2, characterized in that: reset buttons (6) are arranged at one corner of the lower side of the shell (1), wiring grooves (5) are symmetrically formed in the upper end and the lower end of the shell (1), and blocking plates (11) are arranged between the same ends of the clamping fixing strips (9).
4. A novel molded case circuit breaker according to claim 3, characterized in that: the shell (1) is connected with the cover plate (2) through screws, the reset button (6) is connected with the clamping groove of the shell (1), and the handle (3) is connected with the circuit breaking module (8) through clamping pressure.
5. The novel molded case circuit breaker according to claim 4, characterized in that: the wiring groove (5) is concave-convex, the arc-shaped convex block (12) is connected with the clamping and fixing strip (9) through the spring (13), and the spring (13) is connected with the clamping and fixing strip (9) through a clamping groove.
6. The novel molded case circuit breaker according to claim 5, characterized in that: the stop plate (11) is connected with the cover plate (2) in a gluing mode, and long screws penetrate through the bolt holes (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021690796.5U CN212434561U (en) | 2020-08-14 | 2020-08-14 | Novel moulded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021690796.5U CN212434561U (en) | 2020-08-14 | 2020-08-14 | Novel moulded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212434561U true CN212434561U (en) | 2021-01-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021690796.5U Active CN212434561U (en) | 2020-08-14 | 2020-08-14 | Novel moulded case circuit breaker |
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| Country | Link |
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| CN (1) | CN212434561U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113921338A (en) * | 2021-10-11 | 2022-01-11 | 南京乾瑞电力科技有限公司 | Electronic molded case circuit breaker with protection structure for low-voltage circuit connection |
-
2020
- 2020-08-14 CN CN202021690796.5U patent/CN212434561U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113921338A (en) * | 2021-10-11 | 2022-01-11 | 南京乾瑞电力科技有限公司 | Electronic molded case circuit breaker with protection structure for low-voltage circuit connection |
| CN113921338B (en) * | 2021-10-11 | 2024-03-26 | 南京乾瑞电力科技有限公司 | Electronic molded case circuit breaker with protective structure for low-voltage circuit connection |
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