CN213519810U - Antifouling type moulded case circuit breaker - Google Patents
Antifouling type moulded case circuit breaker Download PDFInfo
- Publication number
- CN213519810U CN213519810U CN202023133022.5U CN202023133022U CN213519810U CN 213519810 U CN213519810 U CN 213519810U CN 202023133022 U CN202023133022 U CN 202023133022U CN 213519810 U CN213519810 U CN 213519810U
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- CN
- China
- Prior art keywords
- fixedly connected
- circuit breaker
- shell
- breaker body
- protection frame
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Abstract
The utility model relates to an antifouling plastic shell breaker, which comprises a breaker body; the circuit breaker comprises a circuit breaker body and is characterized by further comprising a protection frame and a base, wherein the circuit breaker body is fixedly connected to the base, the protection frame is also fixedly connected to the base, a notch is further formed in one end of the protection frame, fixing seats are fixedly connected to two ends of the corresponding notch in the protection frame, a rotating shaft is rotatably mounted between the two fixing seats, and the rotating shaft is fixedly connected with a cover plate; the rotating shaft is also sleeved with a torsion spring, and two ends of the torsion spring are respectively fixedly connected with the fixed seat and the cover plate; one end of the protective frame is also fixedly connected with the shell; this equipment passes through the setting of bearer bar, can prevent dust protection to the circuit breaker body, has avoided the dust to pile up on the circuit breaker body, and through the setting of apron, has still made things convenient for the circuit breaker body to operate in the bearer bar, so this equipment not only lets the circuit breaker body have dustproof effect, still conveniently operates the circuit breaker body.
Description
Technical Field
The utility model relates to a circuit breaker technical field specifically is an antifouling type moulded case circuit breaker.
Background
The plastic shell circuit breaker is a main electrical element in a low-voltage power distribution cabinet and is generally fixed on a cross arm or a back plate of the low-voltage power distribution cabinet, the field environment of a steel enterprise is severe, and a short-circuit accident is often caused by the action of electric arcs when the circuit breaker is switched on and off due to metal dust accumulated on the surface of the circuit breaker;
the molded case circuit breakers are used in a large amount in industrial and mining enterprises, and the industrial and mining enterprises have many places with large dust, and the dust falls on the molded case circuit breakers to reach a certain thickness, so that a busbar on the top of the molded case circuit breaker or a short circuit between the busbar and a cross arm is caused, and a power failure accident is caused;
in summary, the present application provides an anti-fouling molded case circuit breaker to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an antifouling type moulded case circuit breaker to solve the problem that proposes in the above-mentioned background art, the utility model discloses convenient to use, easy operation, systematic height, the practicality is strong.
In order to achieve the above object, the utility model provides a following technical scheme: an antifouling type plastic case circuit breaker comprises a circuit breaker body; the circuit breaker comprises a circuit breaker body and is characterized by further comprising a protection frame and a base, wherein the circuit breaker body is fixedly connected to the base, the protection frame is also fixedly connected to the base, a notch is further formed in one end of the protection frame, fixing seats are fixedly connected to two ends of the corresponding notch in the protection frame, a rotating shaft is rotatably mounted between the two fixing seats, and the rotating shaft is fixedly connected with a cover plate; the rotating shaft is also sleeved with a torsion spring, and two ends of the torsion spring are respectively fixedly connected with the fixed seat and the cover plate; one end of the protection frame is fixedly connected with the shell, the shell is fixedly connected with a fixing frame, a sliding block is connected in the shell in a sliding mode, a sliding rod is fixedly connected to the bottom end of the sliding block, the sliding rod penetrates through and is connected to the shell in a sliding mode, one end of the sliding block is provided with a positioning hole, inclined protrusions are arranged on two sides of the positioning hole corresponding to the sliding block, an inserting rod is connected in the fixing frame in a sliding mode, the inserting rod penetrates through and is connected to the shell in a sliding mode, the inserting rod is matched with the positioning hole in use, and one end of the inserting rod; the inserted bar is also sleeved with a second spring, and two ends of the second spring are respectively and fixedly connected with the shell and the inner wall of the fixed frame; the bottom end of the cover plate is fixedly connected with a pull rope, and one end of the pull rope penetrates through the shell to be fixedly connected with the sliding block.
Preferably, the sliding rod is further sleeved with a first spring, and two ends of the first spring are fixedly connected with the sliding block and the inner wall of the shell respectively.
Preferably, one end of each of the sliding rod and the inserting rod is fixedly connected with a pulling block.
Preferably, a plurality of fixed sleeves are uniformly fixed and embedded at two ends of the protective frame.
Preferably, the housing is fixedly welded to the protective frame.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a through setting up mutually supporting of base, circuit breaker body, bearer bar, apron, stay cord and casing, this equipment can prevent dust to the circuit breaker body through the setting of bearer bar, has avoided the dust to pile up on the circuit breaker body, and through the setting of apron, has still made things convenient for the circuit breaker body to operate in the bearer bar, so this equipment not only lets the circuit breaker body have dustproof effect, still conveniently operates the circuit breaker body.
Drawings
Fig. 1 is a schematic view of the circuit breaker body according to the present invention;
fig. 2 is a schematic front view of the protective frame of the present invention;
fig. 3 is a schematic side view of the protection frame of the present invention;
fig. 4 is a schematic side view of the shell according to the present invention.
Reference numerals: 1. a base; 2. a circuit breaker body; 3. a protective frame; 4. fixing a sleeve; 5. a fixed seat; 6. a rotating shaft; 7. a torsion spring; 8. pulling the block; 9. a cover plate; 10. pulling a rope; 11. a housing; 12. a fixing frame; 13. a slider; 14. a slide bar; 15. a first spring; 16. an oblique protrusion; 17. positioning holes; 18. inserting a rod; 19. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an antifouling type plastic case circuit breaker comprises a circuit breaker body 2; the circuit breaker comprises a circuit breaker body 2 and a cover plate 9, and is characterized by further comprising a protection frame 3 and a base 1, wherein the circuit breaker body 2 is fixedly connected to the base 1, the protection frame 3 is also fixedly connected to the base 1, a notch is further formed in one end of the protection frame 3, two ends of the corresponding notch in the protection frame 3 are fixedly connected with fixing seats 5, a rotating shaft 6 is rotatably installed between the two fixing seats 5, and the rotating shaft 6 is fixedly connected with the cover plate 9; the rotating shaft 6 is also sleeved with a torsion spring 7, and two ends of the torsion spring 7 are respectively fixedly connected with the fixed seat 5 and the cover plate 9;
the protection frame 3 plays a role in protecting the circuit breaker body 2;
wherein, the breaker body 2 in the protection frame 3 can be operated by opening the cover plate 9;
wherein, under the action of the torsion spring 7, the torsion of the torsion spring 7 drives the cover plate 9 to turn upwards;
one end of the protection frame 3 is fixedly connected with a shell 11, a fixed frame 12 is fixedly connected to the shell 11, a sliding block 13 is connected in the shell 11 in a sliding mode, a sliding rod 14 is fixedly connected to the bottom end of the sliding block 13, the sliding rod 14 penetrates through and is connected to the shell 11 in a sliding mode, one end of the sliding block 13 is provided with a positioning hole 17, inclined protrusions 16 are arranged on two sides of the positioning hole 17 corresponding to the sliding block 13, an inserting rod 18 is connected in the fixed frame 12 in a sliding mode, the inserting rod 18 penetrates through and is connected to the shell 11 in a sliding mode, the inserting rod 18 is matched with the positioning hole 17 in use, and one end of the inserting rod 18 is located; a second spring 19 is further sleeved on the inserted rod 18, and two ends of the second spring 19 are respectively fixedly connected with the shell 11 and the inner wall of the fixed frame 12;
the bottom end of the cover plate 9 is also fixedly connected with a pull rope 10, and one end of the pull rope 10 penetrates through the shell 11 and is fixedly connected with a sliding block 13;
wherein, the inserted link 18 plays a role in positioning and fixing the slide block 13;
wherein, the second spring 19 enables the inserted link 18 to be tightly inserted into the sliding block 13;
the sliding rod 14 is further sleeved with a first spring 15, and two ends of the first spring 15 are respectively fixedly connected with the sliding block 13 and the inner wall of the shell 11;
one end of each of the sliding rod 14 and the inserted link 18 is fixedly connected with a pulling block 8;
a plurality of fixed sleeves 4 are uniformly fixed and embedded at two ends of the protective frame 3;
the fixed sleeve 4 plays a role in sealing, and a lead penetrates through the fixed sleeve 4 to be electrically connected with the circuit breaker body 2 in the protection frame 3;
the shell 11 is fixedly welded on the protective frame 3;
the working principle is as follows: when the circuit breaker body 2 needs to be opened and closed, the inserted rod 18 is pulled outwards until the inserted rod 18 is not inserted into the positioning hole 17, so that under the action of the torsion force of the torsion spring 7, the cover plate 9 rotates upwards, meanwhile, the sliding rod 14 and the sliding block 13 slide upwards, then, the circuit breaker in the protection frame 3 can be operated, after the operation is completed, the sliding rod 14 is pulled downwards, the sliding block 13 pulls the pull rope 10, the pull rope 10 drives the cover plate 9 to rotate downwards, until the cover plate 9 is completely attached to the protection frame 3, meanwhile, the sliding block 13 abuts against the inserted rod 18, the sliding rod 14 is pulled continuously, so that under the action of the inclined protrusion 16, the inclined protrusion 16 abuts against the inserted rod 18 until the inserted rod 18 is inserted into the positioning hole 17, and the cover plate 9 can be fixed; so equipment passes through the setting of bearer bar 3, can prevent dust protection to circuit breaker body 2, has avoided the dust to pile up on circuit breaker body 2, and through the setting of apron 9, has still made things convenient for circuit breaker body 2 to operate in the bearer bar 3, so this equipment not only lets circuit breaker body 2 have dustproof effect, still conveniently operates circuit breaker body 2.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An antifouling plastic case circuit breaker includes a circuit breaker body (2); the method is characterized in that: the circuit breaker comprises a breaker body (2) and is characterized by further comprising a protection frame (3) and a base (1), wherein the breaker body (2) is fixedly connected to the base (1), the protection frame (3) is further fixedly connected to the base (1), a notch is formed in one end of the protection frame (3), fixing seats (5) are fixedly connected to two ends of the corresponding notch in the protection frame (3), a rotating shaft (6) is rotatably mounted between the two fixing seats (5), and the rotating shaft (6) is fixedly connected with a cover plate (9); the rotating shaft (6) is also sleeved with a torsion spring (7), and two ends of the torsion spring (7) are respectively and fixedly connected with the fixed seat (5) and the cover plate (9);
the protection device is characterized in that one end of the protection frame (3) is fixedly connected with a shell (11), a fixed frame (12) is fixedly connected onto the shell (11), a sliding block (13) is connected to the shell (11) in the sliding mode, a sliding rod (14) is fixedly connected to the bottom end of the sliding block (13), the sliding rod (14) penetrates through and is connected to the shell (11) in a sliding mode, a positioning hole (17) is formed in one end of the sliding block (13), oblique protrusions (16) are formed in two sides of the positioning hole (17) corresponding to the sliding block (13), an inserting rod (18) is connected to the fixed frame (12) in the sliding mode, the inserting rod (18) penetrates through and is connected to the shell (11) in the sliding mode, the inserting rod (18) is matched with the positioning hole (17) for use, and one; a second spring (19) is further sleeved on the inserted rod (18), and two ends of the second spring (19) are respectively fixedly connected with the shell (11) and the inner wall of the fixed frame (12);
the bottom end of the cover plate (9) is also fixedly connected with a pull rope (10), and one end of the pull rope (10) penetrates through the shell (11) to be fixedly connected with the sliding block (13).
2. The soil resistant type plastic case circuit breaker according to claim 1, wherein: the sliding rod (14) is further sleeved with a first spring (15), and two ends of the first spring (15) are fixedly connected with the sliding block (13) and the inner wall of the shell (11) respectively.
3. The soil resistant type plastic case circuit breaker according to claim 1, wherein: and one ends of the sliding rod (14) and the inserted rod (18) are fixedly connected with a pulling block (8).
4. The soil resistant type plastic case circuit breaker according to claim 1, wherein: and a plurality of fixed sleeves (4) are uniformly fixed and embedded at the two ends of the protective frame (3).
5. The soil resistant type plastic case circuit breaker according to claim 1, wherein: the shell (11) is fixedly welded on the protective frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133022.5U CN213519810U (en) | 2020-12-23 | 2020-12-23 | Antifouling type moulded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133022.5U CN213519810U (en) | 2020-12-23 | 2020-12-23 | Antifouling type moulded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213519810U true CN213519810U (en) | 2021-06-22 |
Family
ID=76429088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023133022.5U Expired - Fee Related CN213519810U (en) | 2020-12-23 | 2020-12-23 | Antifouling type moulded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213519810U (en) |
-
2020
- 2020-12-23 CN CN202023133022.5U patent/CN213519810U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 Termination date: 20211223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |