CN207233670U - The operating mechanism of mold cased circuit breaker - Google Patents
The operating mechanism of mold cased circuit breaker Download PDFInfo
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- CN207233670U CN207233670U CN201720874005.6U CN201720874005U CN207233670U CN 207233670 U CN207233670 U CN 207233670U CN 201720874005 U CN201720874005 U CN 201720874005U CN 207233670 U CN207233670 U CN 207233670U
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- cheek
- hole
- operating mechanism
- tripping
- protrusive board
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Abstract
A kind of operating mechanism of mold cased circuit breaker, it includes a pair of cheek 110 being oppositely arranged, the base of cheek 110 is equipped with bottom plate 112 in opposite side, the base of cheek 110 is equipped with protrusive board 113 in the side being located remotely from each other, bottom plate 112 and protrusive board 113 are set perpendicular to cheek 110, protrusive board 113 is equipped with the threaded hole 114 being connected with pedestal 1, it is connected by cheek 110 by threaded hole 114 with the whorl of base of breaker, not only it is against on the pedestal 1 of breaker and is coordinated by bottom plate 112 and protrusive board 113, the contact area of cheek 110 and the pedestal 1 of breaker can be effectively increased, it is crooked to prevent that cheek 110 from producing, it is easy to assembly, it is efficient, intensity is reliable.
Description
Technical field
Low Voltage Electrical Apparatus is the utility model is related to, more particularly to a kind of operating mechanism of mold cased circuit breaker.
Background technology
Breaker is to refer to close, carry and cut-off the electric current under normal loop condition, and can be closed, in the stipulated time
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition (including short circuit condition).The operating mechanism of existing breaker
Cheek, contact area deficiency causes to rock during assembling, it is difficult to by cheek exactly with base stand location, cause after assembling error compared with
Greatly, moreover, part is usually first distinguished punch forming by existing cheek, then it is welded again, process is needed to weld, bored
Hole, screw tap, milling multiple working procedure, tedious process, causes the waste on man power and material, is particularly cheek when drilling in the later stage,
Easily make the situation of threaded hole misalignment, cause to be difficult to control threaded hole and the width of snap fit in assembling process, there are matter
Measure hidden danger.
The content of the invention
The purpose of the utility model is to overcome the defects of the prior art, there is provided a kind of modeling simple in structure, reliability is high
The operating mechanism of shell type breaker.
To achieve the above object, the utility model employs following technical solution：
A kind of operating mechanism of mold cased circuit breaker, it includes a pair of cheek 110 being oppositely arranged, the base of cheek 110
It is equipped with bottom plate 112 in opposite side, the base of cheek 110 is equipped with protrusive board 113 in the side being located remotely from each other, bottom plate 112 and convex
Plate 113 is set perpendicular to cheek 110, and protrusive board 113 is equipped with the threaded hole 114 being connected with pedestal 1.
Optionally, the cheek 110, bottom plate 112, protrusive board 113 are integrally formed.
Optionally, the bottom plate 112 and protrusive board 113 are formed by 110 flange of cheek, the shape in flange protrusive board 113 of cheek 110
Into recess 115.
Optionally, the cheek 110 is equipped with recess 115 corresponding with threaded hole 114, and threaded hole 114 extend into recess 115
In, and the axis of threaded hole 114 is arranged on the side of recess 115.
Optionally, the threaded hole 114 is integrally formed with protrusive board 113.
Optionally, the threaded hole 114 is stretched by protrusive board 113 forms, and screw thread is equipped with 114 inner wall of threaded hole.
Optionally, the pedestal 1 of the breaker is equipped with partition plate 2, and the protrusive board 113 is two and is arranged at intervals, protrusive board 113
Coordinate with partition plate 2.
Optionally, between the pair of cheek 110 be equipped with energy-stored spring, tripping, lock 122 and contact support, tripping with
Energy-stored spring can be locked in energy storage state by lock 122, and tripping is released with energy-stored spring after the unlock of lock 122 can band moving contact branch
Holding makes moving contact away from static contact, and cheek 110 is equipped with bonnet lock hole 1118 and tripping hole 1113, and lock 122 passes through lock shaft 125
It is connected with bonnet lock hole 1118, tripping is connected by tripping axis 127 with tripping hole 1113.
Optionally, the operating mechanism further includes rocking arm 121 and drive shaft 123, the both ends of energy-stored spring respectively with rocking arm
121 and drive shaft 123 connect, institute's drive shaft 123 and contact are supported to connect, and the cheek 110 is equipped with what is be connected with rocking arm 121
First axis hole 1111；The rocking arm 121 is U-shaped, and the both sides of rocking arm 121 are arranged on the outside of cheek 110, on cheek 110
Equipped with the limited block 1112 extended laterally；Operating mechanism further includes limit shaft 124, and cheek 110 is equipped with to be connected with limit shaft 124
The 4th axis hole 1116 connect.
Optionally, the middle part of the cheek 110 of the cheek 110 is equipped with the first axis hole 1111, the two of the first axis hole 1111
Side is respectively equipped with tripping hole 1113 and Triaxial hole 1114, tripping hole 1113 and tripping axis connection, and the connection of Triaxial hole 1114 turns
Axis 128, the cheek 110 is equipped with the first extension plate 1115 in the side equipped with tripping hole 1113, on the first extension plate 1115
Equipped with the 4th axis hole 1116, cheek 110 is equipped with the second extension plate 1117 in the side equipped with Triaxial hole 1114, extends second
Plate 1117 is equipped with bonnet lock hole 1118.
The operating mechanism of the mold cased circuit breaker of the utility model, cheek 110 pass through threaded hole 114 and the base of breaker
It is threadedly coupled, is not only against on the pedestal 1 of breaker and coordinated by bottom plate 112 and protrusive board 113, cheek 110 can be effectively increased
With the contact area of the pedestal 1 of breaker, it is crooked to prevent that cheek 110 from producing, it is easy to assembly, efficient, intensity is reliable.In addition,
The operating space for being used for connecting is provided for threaded hole 114 by recess 115, structure is also more compact, is conducive to the small of breaker
Type.In addition, cheek is made by being integrally formed, not only production cost is low, simplifies production process, and intensity higher,
And intensity and reliability higher.Coordinate in addition, protrusive board 113 can be against on partition plate 2, the effect of positioning be provided for cheek 110,
Ensure the position of stretchable holes 114 and the width that the lock 2 of cheek 110 and breaker coordinates.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model mold cased circuit breaker；
Fig. 2 is the structure diagram of the utility model cheek；
Fig. 3 is the partial structural diagram of the utility model mold cased circuit breaker；
Fig. 4 is the partial enlarged view of the utility model Fig. 1.
Embodiment
The embodiment provided below in conjunction with attached drawing 1 to 4, further illustrates the operation of the mold cased circuit breaker of the utility model
The embodiment of mechanism.The operating mechanism of the mold cased circuit breaker of the utility model is not limited to the following description.
The operating mechanism of mold cased circuit breaker be used for movable contact system moving contact action, while operating mechanism also with hand
Handle and tripping system connection, tripping system can make moving contact and static contact when occurring overloading or short circuit by operating mechanism
To protect electric circuit, handle can be driven moving contact contact by operating mechanism or leave static contact with active power on/off for separation
Pneumoelectric road.Operating mechanism includes quadric chain and the energy-stored spring being connected on quadric chain, moving contact lean against stationary contact
When on head, quadric chain can be to lock after energy-stored spring energy storage, and tripping system can break four companies when electric circuit is abnormal
The equilibrium state of linkage locking, energy-stored spring can drive moving contact away from static contact by electric circuit after quadric chain is unbalance
Disconnect, to protect electric circuit.
As shown in Figure 1, the operating mechanism of the mold cased circuit breaker of the utility model includes a pair of cheek being oppositely arranged
110, the base of cheek 110 is equipped with bottom plate 112 in opposite side, and the base of cheek 110 is equipped with convex in the side being located remotely from each other
Plate 113, bottom plate 112 and protrusive board 113 are set perpendicular to cheek 110, and protrusive board 113 is equipped with the threaded hole 114 being connected with pedestal 1；
The cheek 110 is equipped with recess 115 corresponding with threaded hole 114, and threaded hole 114 is extend into recess 115, and threaded hole
114 axis is arranged on the side of recess 115, and cheek 110 is connected by threaded hole 114 with the whorl of base of breaker, not only
It is against on the pedestal 1 of breaker and is coordinated by bottom plate 112 and protrusive board 113, the pedestal of cheek 110 and breaker can be effectively increased
1 contact area, it is crooked to prevent that cheek 110 from producing, easy to assembly, efficient, intensity is reliable.In addition, it is spiral shell by recess 115
Pit 114 provides the operating space for connecting, and structure is also more compact, is conducive to the miniaturization of breaker.
Further, the cheek 110, bottom plate 112, protrusive board 113 are integrally formed the bottom plate 112 and protrusive board
113 are formed by 110 flange of cheek, and cheek 110 forms recess 115 in flange protrusive board 113, and not only production cost is low, simplify system
Make flow, and intensity and reliability higher.
Further, the threaded hole 114 is integrally formed with protrusive board 113, and the threaded hole 114 is drawn by protrusive board 113
Stretch and form, screw thread is equipped with 114 inner wall of threaded hole, not only production cost is low, simplifies production process, and intensity higher, and
And intensity and reliability higher.
Further, the protrusive board 113 for two and is arranged at intervals, and the pedestal 1 of breaker is equipped between pole and pole to be used
In the partition plate 2 of insulation, the end of protrusive board 113, which can be against on partition plate 2, to be coordinated, and the effect of positioning is provided for cheek 110, ensures to draw
Position and cheek 110 and the width of the cooperation of lock 2 of breaker in hole 114 are stretched, 113 end of protrusive board is preferably arc, not only
Also allow for being molded easy to position.
As shown in figure 4, it is equipped with energy-stored spring (not shown) between the pair of cheek 110, tripping (is not shown in figure
Go out), lock 122 and contact support (not shown), energy-stored spring 122 can be locked in energy storage state by tripping with lock,
Tripping is released with energy-stored spring after the unlock of lock 122 can support to make moving contact be equipped with lock away from static contact, cheek 110 with moving contact
Button hole 1118 and tripping hole 1113, lock 122 are connected connection with bonnet lock hole 1118 by lock shaft 125, and tripping passes through tripping axis
127 are connected with tripping hole 1113.
Further, the operating mechanism further includes rocking arm 121 and drive shaft 123, the both ends of 123 energy-stored spring of drive shaft
It is connected respectively with rocking arm 121 and drive shaft 123, drive shaft 123 is supported to connect with contact, and the cheek 110 is equipped with and rocking arm
First axis hole 1111 of 121 connections.
Further, the rocking arm 121 is U-shaped, and the both sides of rocking arm 121 are arranged on the outside of cheek 110, in cheek
110 are equipped with the limited block 1112 extended laterally, and limited block 1112 is preferably to be formed by 110 outside side flanging of cheek.
Further, the operating mechanism further includes limit shaft 124, and cheek 110 is equipped with the be connected with limit shaft 124
Four axis holes 1116.
As shown in Fig. 2, the middle part of the cheek 110 of the cheek 110 is equipped with the first axis hole 1111, in the first axis hole 1111
Both sides are respectively equipped with tripping hole 1113 and Triaxial hole 1114, and tripping hole 1113 and tripping axis connection, Triaxial hole 1114 connect
Shaft 128, the cheek 110 is equipped with the first extension plate 1115 in the side equipped with tripping hole 1113, in the first extension plate 1115
The 4th axis hole 1116 is equipped with, cheek 110 is equipped with the second extension plate 1117 in the side equipped with Triaxial hole 1114, prolongs second
Long slab 1117 is equipped with bonnet lock hole 1118.
Above content is to combine specific preferred embodiment further detailed description of the utility model, no
It can assert that the specific implementation of the utility model is confined to these explanations.For the common skill of the utility model technical field
For art personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should
It is considered as belonging to the scope of protection of the utility model.
Claims (10)
- A kind of 1. operating mechanism of mold cased circuit breaker, it is characterised in that：The cheek (110) being oppositely arranged including a pair, cheek (110) base is equipped with bottom plate (112) in opposite side, and the base of cheek (110) is equipped with protrusive board in the side being located remotely from each other (113), bottom plate (112) and protrusive board (113) are set perpendicular to cheek (110), and protrusive board (113) is equipped with what is be connected with pedestal (1) Threaded hole (114).
- 2. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterised in that：The cheek (110), bottom plate (112), protrusive board (113) is integrally formed.
- 3. the operating mechanism of mold cased circuit breaker according to claim 2, it is characterised in that：The bottom plate (112) and convex Plate (113) is formed by cheek (110) flange, and cheek (110) forms recess (115) at flange protrusive board (113).
- 4. according to the operating mechanism of any mold cased circuit breakers of claim 1-3, it is characterised in that：The cheek (110) recess (115) corresponding with threaded hole (114) is equipped with, threaded hole (114) is extend into recess (115), and threaded hole (114) axis is arranged on the side of recess (115).
- 5. the operating mechanism of mold cased circuit breaker according to claim 4, it is characterised in that：The threaded hole (114) with Protrusive board (113) is integrally formed.
- 6. the operating mechanism of mold cased circuit breaker according to claim 4, it is characterised in that：The threaded hole (114) by Protrusive board (113) stretching forms, and screw thread is equipped with threaded hole (114) inner wall.
- 7. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterised in that：The pedestal of the breaker (1) partition plate (2) is equipped with, the protrusive board (113) is two and is arranged at intervals, and protrusive board (113) coordinates with partition plate (2).
- 8. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterised in that：The pair of cheek (110) Between be equipped with energy-stored spring, tripping, lock (122) and contact support that energy-stored spring can be locked in by tripping with latching (122) Energy storage state, tripping is released with energy-stored spring after lock (122) unlock can support to make moving contact away from static contact, cheek with moving contact (110) bonnet lock hole (1118) and tripping hole (1113) are equipped with, lock (122) passes through lock shaft (125) and bonnet lock hole (1118) Connection, tripping are connected by tripping axis (127) with tripping hole (1113).
- 9. the operating mechanism of mold cased circuit breaker according to claim 8, it is characterised in that：The operating mechanism further includes Rocking arm (121) and drive shaft (123), the both ends of energy-stored spring are connected with rocking arm (121) and drive shaft (123), are driven respectively Axis (123) is supported to connect with contact, and the cheek (110) is equipped with the first axis hole (1111) being connected with rocking arm (121)；It is described Rocking arm (121) is U-shaped, and the both sides of rocking arm (121) are arranged on the outside of cheek (110), is equipped with laterally on cheek (110) The limited block (1112) of extension；Operating mechanism further includes limit shaft (124), and cheek (110) is equipped with and is connected with limit shaft (124) The 4th axis hole (1116).
- 10. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterised in that：In the cheek (110) Portion is equipped with the first axis hole (1111), and tripping hole (1113) and Triaxial hole are respectively equipped with the both sides of the first axis hole (1111) (1114), tripping hole (1113) and tripping axis connection, Triaxial hole (1114) connection rotating shaft (128), the cheek (110) are setting The side for having tripping hole (1113) is equipped with the first extension plate (1115), and the 4th axis hole is equipped with the first extension plate (1115) (1116), cheek (110) is equipped with the second extension plate (1117) in the side equipped with Triaxial hole (1114), in the second extension plate (1117) it is equipped with bonnet lock hole (1118).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874005.6U CN207233670U (en) | 2017-07-18 | 2017-07-18 | The operating mechanism of mold cased circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874005.6U CN207233670U (en) | 2017-07-18 | 2017-07-18 | The operating mechanism of mold cased circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207233670U true CN207233670U (en) | 2018-04-13 |
Family
ID=61853560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720874005.6U Active CN207233670U (en) | 2017-07-18 | 2017-07-18 | The operating mechanism of mold cased circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207233670U (en) |
-
2017
- 2017-07-18 CN CN201720874005.6U patent/CN207233670U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wenzhou Zhengtai Electrical Technology Co., Ltd Assignor: Zhejiang Chint Electrics Co.,Ltd. Contract record no.: X2020330000078 Denomination of utility model: Operating mechanism of moulded case circuit breaker Granted publication date: 20180413 License type: Common License Record date: 20201021 |
|
| EE01 | Entry into force of recordation of patent licensing contract |