CN204927202U - Frame -type circuit breaker's contact system - Google Patents
Frame -type circuit breaker's contact system Download PDFInfo
- Publication number
- CN204927202U CN204927202U CN201520722077.XU CN201520722077U CN204927202U CN 204927202 U CN204927202 U CN 204927202U CN 201520722077 U CN201520722077 U CN 201520722077U CN 204927202 U CN204927202 U CN 204927202U
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- CN
- China
- Prior art keywords
- contact
- upper cover
- frame
- pedestal
- boss
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Abstract
The utility model relates to a frame -type circuit breaker's contact system, include that frame body, setting include base and upper cover at this internal contact subassembly of frame, frame body, the upper cover setting is on the base, and it has the holding chamber to constitute between base and the upper cover, and the contact subassembly includes that static contact, contact frame, setting pivot, the corresponding static contact department in the contact puts up sets up at the epaxial moving contact of commentaries on classics, the base on correspond the pivot one end department be provided with a boss, be provided with first mounting hole on this boss, and the one end of pivot clamps in first mounting hole, and the tail end department that corresponds the contact frame in the base is provided with a lug that is half circular, the lug is highly the same with the boss, just the lower terminal surface of tail end of contact frame conflict on the lug, the other end department that covers corresponding pivot on is provided with a mount table, be provided with the second mounting hole on this mount table, and the other end of pivot clamps in the second mounting hole. The utility model has the advantages of compact structure, the assembly convenient.
Description
Technical field
The utility model relates to device for switching technical field, is specifically related to a kind of contact system of frame-type circuit breaker.
Background technology
Frame-type circuit breaker can connect, carries and electric current under disjunction normal circuit condition, also can connect under the improper circuit condition of regulation, a kind of mechanical switch electrical equipment of carrying certain hour and breaking current.Frame-type circuit breaker comprises drawout chassis, be arranged on the underframe in drawout chassis, conducting system, contact system, arc-control device, operating mechanism, face shield, contact system comprises frame body, the contact assembly be fixed in frame body, because the frame body structural design of existing frame-type circuit breaker is unreasonable, thus cause the assembling of contact system very not convenient, thus greatly have impact on the operating efficiency of assembly crewman.
Summary of the invention
The purpose of this utility model is the defect overcoming prior art, provides a kind of compact conformation, assembles the contact system of frame-type circuit breaker easily.
For achieving the above object, the utility model adopts a kind of contact system of frame-type circuit breaker, comprise frame body, be arranged on the contact assembly in frame body, described frame body comprises pedestal and upper cover, described upper cover is arranged on pedestal, and be configured with containing cavity between pedestal and upper cover, described contact assembly comprises the fixed contact be fixed on pedestal, be arranged on the contact rack in containing cavity, be arranged on the rotating shaft in contact rack, corresponding fixed contact place is arranged on the moving contact in rotating shaft, one end place of corresponding rotating shaft on described pedestal is provided with a boss, this boss is provided with the first installing hole, and one end of rotating shaft is installed in the first installing hole, and the tail end place of corresponding contact rack is provided with the projection that is semicircle shape in pedestal, projection is identical with the height of boss, and conflict on projection in the lower surface of the tail end of described contact rack, the other end place covering corresponding rotating shaft on described is provided with an erecting bed, this erecting bed is provided with the second installing hole, and the other end of rotating shaft is installed in the second installing hole.
The beneficial effect of said structure is: the contact system of this frame-type circuit breaker by being provided with a projection for supports contacts frame in the pedestal of frame body, this projection is identical with boss height, the two ends of the lower surface of contact rack are by projection and boss 2 support, thus ensure that contact rack when mounted, can not tilt, thus be convenient to the installation of upper cover, thus improve the installation effectiveness of the contact system of this frame-type circuit breaker.
Especially, described pedestal is connected respectively by axle sleeve and inserts with upper cover, the two ends of described axle sleeve are installed in the connection circular hole of pedestal and upper cover respectively, and the connection circular hole of upper cover is provided with chamfering, the two ends of described inserts are installed in the connection square hole of pedestal and upper cover respectively, and the connection square hole of upper cover is provided with chamfering.The connection circular hole of upper cover be connected square hole and be provided with chamfering, chamfering can play the effect of guiding, when mounted, is convenient to the installation of upper cover, thus improves the operating efficiency of assembly crewman.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment decomposing schematic representation.
Fig. 2 is the utility model embodiment cutaway view.
Fig. 3 is the stereogram of the utility model pedestal.
Fig. 4 is the stereogram of the utility model upper cover.
Embodiment
As shown in Figure 1,2,3, 4, the utility model embodiment is a kind of contact system of frame-type circuit breaker, comprises frame body, the contact assembly be arranged in frame body, and described frame body comprises pedestal 10 and upper cover 11.Described upper cover 11 is arranged on pedestal 10, and is configured with containing cavity 12 between pedestal 10 and upper cover 11.Described contact assembly comprises the fixed contact 20 be fixed on pedestal 10, the contact rack 21 be arranged in containing cavity 12, the rotating shaft 22 be arranged in contact rack 21, corresponding fixed contact 20 place are arranged on moving contact 23 in rotating shaft 22.On described pedestal 10, one end place of corresponding rotating shaft 22 is provided with a boss 101, this boss 101 is provided with the first installing hole 102, and one end of rotating shaft 22 is installed in the first installing hole 102, and the tail end place of corresponding contact rack 21 is provided with the projection 103 that is semicircle shape in pedestal 10, projection 103 is identical with the height of boss 101, and conflict on projection 103 in the lower surface of the tail end of described contact rack 21, on described upper cover 11, the other end place of corresponding rotating shaft 22 is provided with an erecting bed 111, this erecting bed 111 is provided with the second installing hole 112, and the other end of rotating shaft 22 is installed in the second installing hole 112.Described pedestal 10 is connected respectively by axle sleeve 30 and inserts 31 with upper cover 11, the two ends of described axle sleeve 30 are installed in the connection circular hole 32 of pedestal 10 and upper cover 11 respectively, and the connection circular hole 32 of upper cover 11 is provided with chamfering 34, the two ends of described inserts 31 are installed in the connection square hole 33 of pedestal 10 and upper cover 11 respectively, and the connection square hole 33 of upper cover 11 is provided with chamfering 34.The connection circular hole of upper cover be connected square hole and be provided with chamfering, chamfering can play the effect of guiding, when mounted, is convenient to the installation of upper cover, thus improves the operating efficiency of assembly crewman.The contact system of this frame-type circuit breaker by being provided with a projection for supports contacts frame in the pedestal of frame body, this projection is identical with boss height, the two ends of the lower surface of contact rack are by projection and boss 2 support, thus ensure that contact rack when mounted, can not tilt, thus be convenient to the installation of upper cover, thus improve the installation effectiveness of the contact system of this frame-type circuit breaker.
Claims (2)
1. the contact system of a frame-type circuit breaker, comprise frame body, be arranged on the contact assembly in frame body, described frame body comprises pedestal and upper cover, described upper cover is arranged on pedestal, and be configured with containing cavity between pedestal and upper cover, it is characterized in that: described contact assembly comprises the fixed contact be fixed on pedestal, be arranged on the contact rack in containing cavity, be arranged on the rotating shaft in contact rack, corresponding fixed contact place is arranged on the moving contact in rotating shaft, one end place of corresponding rotating shaft on described pedestal is provided with a boss, this boss is provided with the first installing hole, and one end of rotating shaft is installed in the first installing hole, and the tail end place of corresponding contact rack is provided with the projection that is semicircle shape in pedestal, projection is identical with the height of boss, and conflict on projection in the lower surface of the tail end of described contact rack, the other end place covering corresponding rotating shaft on described is provided with an erecting bed, this erecting bed is provided with the second installing hole, and the other end of rotating shaft is installed in the second installing hole.
2. the contact system of frame-type circuit breaker according to claim 1, it is characterized in that: described pedestal is connected respectively by axle sleeve and inserts with upper cover, the two ends of described axle sleeve are installed in the connection circular hole of pedestal and upper cover respectively, and the connection circular hole of upper cover is provided with chamfering, the two ends of described inserts are installed in the connection square hole of pedestal and upper cover respectively, and the connection square hole of upper cover is provided with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520722077.XU CN204927202U (en) | 2015-09-12 | 2015-09-12 | Frame -type circuit breaker's contact system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520722077.XU CN204927202U (en) | 2015-09-12 | 2015-09-12 | Frame -type circuit breaker's contact system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204927202U true CN204927202U (en) | 2015-12-30 |
Family
ID=54976310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520722077.XU Active CN204927202U (en) | 2015-09-12 | 2015-09-12 | Frame -type circuit breaker's contact system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204927202U (en) |
-
2015
- 2015-09-12 CN CN201520722077.XU patent/CN204927202U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 325600 Yueqing City, Zhejiang City East Street industrial function area Yonghe No. three road 15 Patentee after: Zhejiang Zheng Yan Electric Co., Ltd. Address before: 325600 Yueqing City, Zhejiang City East Street industrial function area Yonghe No. three road 15 Patentee before: Yueqing Zhengyan Electric Co., Ltd. |
|
| CU01 | Correction of utility model patent | ||
| CU01 | Correction of utility model patent |
Correction item: Patentee|Address Correct: Zhejiang ever Electric Appliance Co., Ltd.|325600 Yueqing City, Zhejiang City East Street industrial function area Yonghe No. three road 15 False: Zhejiang Zheng Yan Electric Co., Ltd.|325600 Yueqing City, Zhejiang City East Street industrial function area Yonghe No. three road 15 Number: 06-01 Volume: 34 |