CN215496578U - Circuit breaker with dustproof construction - Google Patents
Circuit breaker with dustproof construction Download PDFInfo
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- CN215496578U CN215496578U CN202121858529.9U CN202121858529U CN215496578U CN 215496578 U CN215496578 U CN 215496578U CN 202121858529 U CN202121858529 U CN 202121858529U CN 215496578 U CN215496578 U CN 215496578U
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- circuit breaker
- frame
- sleeve
- breaker shell
- shell
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Abstract
The utility model discloses a circuit breaker with a dustproof structure, which comprises a circuit breaker shell, a supporting cap, a micro spring, a connecting sleeve and a wire outlet sleeve, wherein the connecting sleeve is arranged on the outer wall of the circuit breaker shell, a protective cover is arranged on one side, away from the circuit breaker shell, of the connecting sleeve, an electromagnetic frame is arranged inside the circuit breaker shell, a linkage frame is arranged inside the circuit breaker shell on one side of the electromagnetic frame, a driving handle is arranged on the outer wall of the linkage frame, one end of the driving handle extends to the outside of the circuit breaker shell, a sealing sleeve is sleeved on the surface of the driving handle, the driving handle is in sliding connection with the sealing sleeve, an extension spring is arranged inside the circuit breaker shell on one side of the driving handle, one end of the extension spring is connected with the electromagnetic frame, and the other end of the extension spring is connected with the linkage frame. The utility model not only realizes reliable dustproof protection of the circuit breaker and increases the stability of the cable connection, but also facilitates the disassembly and maintenance of the circuit breaker.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to a circuit breaker with a dustproof structure.
Background
The circuit breaker is a switching device which can close, bear and break the current under the condition of a normal loop and can close, bear and break the current under the condition of an abnormal loop within a specified time, the circuit breaker is used for blocking or penetrating an overloaded circuit, so that the safety accident of the circuit can be prevented.
This type of circuit breaker on the market is various today, can satisfy people's user demand basically, but still has certain problem, and the circuit breaker is generally not convenient for the reliable dustproof protection of circuit breaker when using to current this type of circuit breaker, and great influence has been brought for the life of circuit breaker to the security when the circuit breaker uses.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a circuit breaker with a dustproof structure, and aims to solve the problem that the circuit breaker is inconvenient to reliably protect the circuit breaker in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a circuit breaker with dustproof construction, includes circuit breaker shell, support cap, micro-spring, adapter sleeve and wire-outgoing sleeve, install the adapter sleeve on the outer wall of circuit breaker shell, and the adapter sleeve keeps away from one side of circuit breaker shell and installs the protective cover, the internally mounted of circuit breaker shell has the electromagnetism frame, and the circuit breaker shell internally mounted of electromagnetism frame one side has the interlock frame, install the drive handle on the outer wall of interlock frame, and the one end of drive handle extends to the outside of circuit breaker shell, the surface cover of drive handle is equipped with the seal cover, and drive handle and seal cover sliding connection, the circuit breaker shell internally mounted of drive handle one side has extra long spring, and the one end of extra long spring is connected with the electromagnetism frame to the other end of extra long spring is connected with the interlock frame.
Preferably, a transmission frame is installed on the outer wall of the driving handle, a supporting cap is installed inside the breaker shell on one side of the transmission frame, and one end of the supporting cap extends to the outside of the breaker shell.
Preferably, a micro spring is arranged inside the support cap, and one end of the micro spring is connected with the connecting bolt.
Preferably, a brake cap is arranged inside the breaker shell below the driving handle, one end of the brake cap extends to the outside of the breaker shell, and a connecting bolt is installed at one end, close to the transmission frame, of the brake cap.
Preferably, the breaker shell on one side of the electromagnetic frame is internally provided with a positive contact, and the breaker shell on one side of the positive contact is internally provided with a negative contact.
Preferably, the connecting sleeve is internally provided with a communicating sleeve, and a wire outlet sleeve is arranged inside the protective cover above the communicating sleeve.
Preferably, the mounting bracket is all installed at the both ends of protective cover, and all installs the gasket on the outer wall of mounting bracket.
Preferably, the inside of gasket is equipped with the locking bolt, and the one end of locking bolt extends to the inside of mounting bracket.
Compared with the prior art, the utility model has the beneficial effects that: the circuit breaker not only realizes reliable dustproof protection of the circuit breaker and increases the stability of the cable connection, but also facilitates the disassembly and maintenance of the circuit breaker;
(1) the driving handle slides in the sealing sleeve under the support of the breaker shell through the state that the driving handle is switched from on to off, the sealing sleeve seals the driving handle to enable the driving handle to form a relatively sealed state, and the miniature spring elastically supports the transmission frame under the support of the supporting cap, so that the reliable dustproof protection of the breaker is realized, and external dust is prevented from entering the breaker;
(2) the external cable is inserted into the protective cover through the wire outlet sleeve and then inserted into the breaker shell through the communicating sleeve, and the cable is connected with the negative contact and the positive contact respectively, so that the stable connection and fixation of the breaker cable are realized, and the stability of the cable in connection is improved;
(3) through being connected mounting bracket and protective cover together, the locking bolt passes through the inside that the gasket inserted the mounting bracket, is fixed mounting bracket and outside switch board by the locking bolt, has realized that the convenient installation of circuit breaker is fixed, has made things convenient for the circuit breaker to dismantle and has maintained.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic diagram of a front cross-sectional view of a circuit breaker housing according to the present invention;
FIG. 3 is a schematic view of a front view cross-sectional structure of the linking frame of the present invention;
FIG. 4 is a schematic diagram of a side view of the positive contact of the present invention;
FIG. 5 is a side view of the driving handle of the present invention.
In the figure: 1. a circuit breaker housing; 2. a support cap; 3. a micro-spring; 4. a transmission frame; 5. a drive handle; 6. sealing sleeves; 7. a connecting bolt; 8. a brake cap; 9. locking the bolt; 10. a gasket; 11. a mounting frame; 12. a protective cover; 13. lengthening the spring; 14. an electromagnetic frame; 15. a linkage frame; 16. a communicating sleeve; 17. connecting sleeves; 18. a wire outlet sleeve; 19. a negative contact; 20. and a positive electrode contact.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown: a circuit breaker with a dustproof structure comprises a circuit breaker shell 1, a supporting cap 2, a micro spring 3, a connecting sleeve 17 and a wire outlet sleeve 18, wherein the connecting sleeve 17 is installed on the outer wall of the circuit breaker shell 1, a protective cover 12 is installed on one side, away from the circuit breaker shell 1, of the connecting sleeve 17, an electromagnetic frame 14 is installed inside the circuit breaker shell 1, a linkage frame 15 is installed inside the circuit breaker shell 1 on one side of the electromagnetic frame 14, a driving handle 5 is installed on the outer wall of the linkage frame 15, one end of the driving handle 5 extends to the outside of the circuit breaker shell 1, a sealing sleeve 6 is sleeved on the surface of the driving handle 5, the driving handle 5 is in sliding connection with the sealing sleeve 6, the sealing sleeve 6 is used for oppositely sealing the driving handle 5 and the circuit breaker shell 1, an extension spring 13 is installed inside the circuit breaker shell 1 on one side of the driving handle 5, one end of the extension spring 13 is connected with the electromagnetic frame 14, and the extension spring 13 plays a role of elastic support, the other end of the lengthened spring 13 is connected with a linkage frame 15, a transmission frame 4 is installed on the outer wall of the driving handle 5, a supporting cap 2 is installed inside a breaker shell 1 on one side of the transmission frame 4, one end of the supporting cap 2 extends to the outside of the breaker shell 1, a micro spring 3 is arranged inside the supporting cap 2, the micro spring 3 plays a role in elastic supporting connection, one end of the micro spring 3 is connected with a connecting bolt 7, a braking cap 8 is arranged inside the breaker shell 1 below the driving handle 5, one end of the braking cap 8 extends to the outside of the breaker shell 1, and a connecting bolt 7 is installed at one end, close to the transmission frame 4, of the braking cap 8;
when the circuit breaker is used, the circuit breaker is connected with an external power supply through the negative contact 19 and the positive contact 20, when a short-circuit current is too large, the electromagnetic frame 14 is switched from a power-on state to a power-off state, the linkage frame 15 is switched from a magnetic force constraint state to a power-off state, the lengthened spring 13 drives the linkage frame 15 to move, the linkage frame 15 drives the transmission frame 4 to move, the transmission frame 4 pushes the driving handle 5 to move, the driving handle 5 is switched from the power-on state to the power-off state, the driving handle 5 slides in the sealing sleeve 6 under the support of the circuit breaker shell 1, the sealing sleeve 6 seals the driving handle 5 to enable the driving handle 5 to form a relatively sealed state, the micro spring 3 elastically supports the transmission frame 4 under the support of the supporting cap 2, and the braking cap 8 and the connecting bolt 7 are matched to support the transmission frame 4, so that the reliable dustproof protection of the circuit breaker is realized, and external dust is prevented from entering the interior of the circuit breaker;
an anode contact 20 is installed inside the breaker shell 1 on one side of the electromagnetic frame 14, the anode contact 20 is used for being conveniently connected with an external cable, a cathode contact 19 is installed inside the breaker shell 1 on one side of the anode contact 20, the cathode contact 19 is used for being conveniently connected with the external cable, a communication sleeve 16 is arranged inside the connecting sleeve 17, and a wire outlet sleeve 18 is installed inside the protective cover 12 above the communication sleeve 16;
when the breaker is used, an external cable is inserted into the protective cover 12 from the wire outgoing sleeve 18 and then inserted into the breaker shell 1 from the communication sleeve 16, the cable is respectively connected with the negative contact 19 and the positive contact 20, the breaker shell 1 is connected with the protective cover 12 through the connecting sleeve 17, and the cable is reliably connected with the negative contact 19 and the positive contact 20 under the matching of the wire outgoing sleeve 18 and the communication sleeve 16, so that the stable connection and fixation of the breaker cable are realized, and the stability of the cable in connection is improved;
during the use, the mounting frame 11 is connected with the protective cover 12, the gasket 10 is sleeved on the surface of the locking bolt 9, the locking bolt 9 is inserted into the mounting frame 11 through the gasket 10, the mounting frame 11 is fixed with an external power distribution cabinet through the locking bolt 9, the convenient installation and fixation of the circuit breaker are achieved, and the circuit breaker is convenient to disassemble and maintain.
When the embodiment of the application is used: an external power supply is firstly connected with an external power supply through a negative contact 19 and a positive contact 20, when the short-circuit current is overlarge, an electromagnetic frame 14 is switched to an off state from the power-on state, an interlocking frame 15 is switched to the off state from the electromagnetic force restraint, an extension spring 13 drives the interlocking frame 15 to move, the interlocking frame 15 drives a transmission frame 4 to move, the transmission frame 4 pushes a driving handle 5 to move, the driving handle 5 is switched to the off state from the power-on state, the driving handle 5 slides in a sealing sleeve 6 under the support of a breaker shell 1, the sealing sleeve 6 seals the driving handle 5 to enable the driving handle 5 to form a relatively sealed state, under the support of a support cap 2, a micro spring 3 elastically supports the transmission frame 4, a brake cap 8 and a connecting bolt 7 are matched to support the transmission frame 4, then an external cable is inserted into the protective cover 12 from a wire outgoing sleeve 18 and then inserted into the breaker shell 1 from the communication sleeve 16, the cable is connected with negative pole contact 19 and anodal contact 20 respectively, circuit breaker shell 1 is connected together with protective cover 12 through adapter sleeve 17, under the cooperation of wire sleeve 18 and communication sleeve 16, make cable and negative pole contact 19 and the reliable connection of anodal contact 20, again through being connected mounting bracket 11 and protective cover 12 together, with gasket 10 suit on the surface of locking bolt 9, locking bolt 9 passes through the inside that gasket 10 inserted mounting bracket 11, fix mounting bracket 11 and outside switch board by locking bolt 9, make the convenient installation of circuit breaker fixed, accomplish the use work of circuit breaker.
Claims (8)
1. The utility model provides a circuit breaker with dustproof construction which characterized in that: the circuit breaker comprises a circuit breaker shell (1), a supporting cap (2), a micro spring (3), a connecting sleeve (17) and a wire outlet sleeve (18), wherein the connecting sleeve (17) is installed on the outer wall of the circuit breaker shell (1), a protective cover (12) is installed on one side, away from the circuit breaker shell (1), of the connecting sleeve (17), an electromagnetic frame (14) is installed inside the circuit breaker shell (1), a linkage frame (15) is installed inside the circuit breaker shell (1) on one side of the electromagnetic frame (14), a driving handle (5) is installed on the outer wall of the linkage frame (15), one end of the driving handle (5) extends to the outside of the circuit breaker shell (1), a sealing sleeve (6) is sleeved on the surface of the driving handle (5), the driving handle (5) is in sliding connection with the sealing sleeve (6), and an extension spring (13) is installed inside the circuit breaker shell (1) on one side of the driving handle (5), one end of the lengthening spring (13) is connected with the electromagnetic frame (14), and the other end of the lengthening spring (13) is connected with the linkage frame (15).
2. The circuit breaker with a dustproof structure according to claim 1, wherein: install on the outer wall of drive handle (5) driving frame (4), circuit breaker shell (1) internally mounted of driving frame (4) one side has support cap (2), and supports the outside that the one end of cap (2) extended to circuit breaker shell (1).
3. The circuit breaker with a dustproof structure according to claim 2, wherein: the inside of support cap (2) is equipped with miniature spring (3), and the one end of miniature spring (3) is connected with connecting bolt (7).
4. The circuit breaker with a dustproof structure according to claim 1, wherein: the breaker shell (1) of drive handle (5) below is inside to be equipped with braking cap (8), and the one end of braking cap (8) extends to the outside of breaker shell (1), connecting bolt (7) are installed to the one end that braking cap (8) are close to driving frame (4).
5. The circuit breaker with a dustproof structure according to claim 1, wherein: the electromagnetic breaker is characterized in that a positive contact (20) is arranged inside the breaker shell (1) on one side of the electromagnetic frame (14), and a negative contact (19) is arranged inside the breaker shell (1) on one side of the positive contact (20).
6. The circuit breaker with a dustproof structure according to claim 1, wherein: the inside of adapter sleeve (17) is equipped with through sleeve (16), and protective cover (12) internally mounted above through sleeve (16) has wire sleeve (18).
7. The circuit breaker with a dustproof structure according to claim 1, wherein: mounting bracket (11) are all installed at the both ends of protective cover (12), and all install gasket (10) on the outer wall of mounting bracket (11).
8. The circuit breaker with a dustproof structure according to claim 7, wherein: the inside of gasket (10) is equipped with locking bolt (9), and the one end of locking bolt (9) extends to the inside of mounting bracket (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121858529.9U CN215496578U (en) | 2021-08-10 | 2021-08-10 | Circuit breaker with dustproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121858529.9U CN215496578U (en) | 2021-08-10 | 2021-08-10 | Circuit breaker with dustproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215496578U true CN215496578U (en) | 2022-01-11 |
Family
ID=79757828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121858529.9U Active CN215496578U (en) | 2021-08-10 | 2021-08-10 | Circuit breaker with dustproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215496578U (en) |
-
2021
- 2021-08-10 CN CN202121858529.9U patent/CN215496578U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 277116 Room 302, third floor, Zheshang headquarters building, 1677 Guangming West Road, Xingren street, high tech Zone, Zaozhuang City, Shandong Province Patentee after: People's Electrical Appliance Group Shandong Co.,Ltd. Address before: 277116 Room 302, third floor, Zheshang headquarters building, 1677 Guangming West Road, Xingren street, high tech Zone, Zaozhuang City, Shandong Province Patentee before: People's Electric Appliance Group (Shandong) Zaokuang Intelligent Manufacturing Co.,Ltd. |