CN206322659U - The assembling structure of breaker magnetic conduction sheet - Google Patents
The assembling structure of breaker magnetic conduction sheet Download PDFInfo
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- CN206322659U CN206322659U CN201621269539.8U CN201621269539U CN206322659U CN 206322659 U CN206322659 U CN 206322659U CN 201621269539 U CN201621269539 U CN 201621269539U CN 206322659 U CN206322659 U CN 206322659U
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- magnetic conduction
- conduction sheet
- arm
- case
- linking arm
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Abstract
A kind of assembling structure of breaker magnetic conduction sheet, including magnetic conduction sheet and static contact, described magnetic conduction sheet is fixedly mounted in case, described static contact includes the terminals for wiring, base plate, cranked arm and linking arm, one end cranked arm that the two ends of the base plate are bent with terminals and to terminals respectively is connected, the other end cranked arm is connected with the side wall of linking arm causes linking arm positioned at the top of base plate, and described case is arranged between base plate and linking arm.The utility model outside magnetic conduction sheet by installing the case that can coordinate with static contact additional, enable magnetic conduction sheet accurately in the magnetic conduction system of breaker, modular assembly and large batch of installation just can be realized by changing the shape of case to adapt to different magnetic conduction sheets.
Description
Technical field
The utility model is related to Low Voltage Electrical Apparatus, particularly a kind of assembling structure of breaker magnetic conduction sheet.
Background technology
In low-pressure field moulded case circuit breaker, dynamic/static contact disjunction can produce electric arc, it is necessary to arc extinguishing ability as early as possible
Realize the disjunction effect of breaker, in the prior art it is general by electromagnetic force electric arc is blown into again using magnetic conduction sheet centered magnetic field or
It is introduced into arc-chute, electric arc is cut extinguishing after screen is entered and realizes arc extinguishing, therefore magnetic blow-out system is divided as product is improved
The pith of cutting capacity has irreplaceable effect.
At present, common magnetic conduction sheet is when mounted, it is impossible to which accurate location and installation is in magnetic conduction system case, and product
When batch is installed, magnetic conduction sheet, which is installed, positions inaccurate, easy slide, it is impossible to effectively put into breaker body so that assembling is imitated
Rate is low.
Utility model content
The purpose of this utility model is to overcome the defect of prior art to install there is provided one kind to position convenient, module makeup
The assembling structure for the breaker magnetic conduction sheet match somebody with somebody, suitably in high volume installed.
To achieve the above object, the utility model employs following technical scheme：
A kind of assembling structure of breaker magnetic conduction sheet, including magnetic conduction sheet 1 and static contact 3, described magnetic conduction sheet 1 are fixedly mounted
In case 2, described static contact 3 includes the terminals 34, base plate 35, crank arm 31 and linking arm 32, the bottom for wiring
31 one end of cranking arm that the two ends of plate 35 are bent with terminals 34 and to terminals 34 respectively is connected, it is described crank arm 31 it is another
End is connected with the side wall of linking arm 32 causes linking arm 32 positioned at the top of base plate 35, and described case 2 is arranged on base plate 35
Between linking arm 32.
Optionally, the middle part of the case 2 is provided with die cavity 23, and the inwall of described die cavity 23 is provided with keeper 21, institute
The magnetic conduction sheet 1 stated is arranged in case 2 by the opening of the side of die cavity 23, on described keeper 21 and the outer wall of magnetic conduction sheet 1
Installed part 11 is engaged.
Optionally, described keeper 21 is provided in the salient point for being no less than one on the inwall of die cavity 23, described peace
Piece installing 11 is the concave point coordinated with salient point.
Optionally, the side wall of the case 2 is provided with 31 projections 22 being engaged and is engaged with linking arm 32 with cranking arm
Boss 4, described projection 22 be correspondingly arranged with the contact surface between case 2, base plate 35 and linking arm 32 and with 31 phases of cranking arm
Coordinate, described boss 4 be arranged on case 2 contacted with linking arm 32 connect side side wall surface on and with linking arm 32
Sidewall contact coordinates spacing.
Optionally, the side wall of the case 2 is provided with 31 projections 22 being engaged and is engaged with linking arm 32 with cranking arm
Boss 4, described raised 22 be arranged on the side wall that case 2 is engaged with trapezoidal one end of magnetic conduction sheet 1, and projection 22
Two ends are disposed adjacent with the side wall of the opening of the both sides of die cavity 23, and boss 4 is disposed adjacent with the opening of the side of die cavity 23.
Optionally, described crank arm 31 is that U-shaped is cranked arm, and projection 22 is the semi-cylindrical hill of cooperation of being cranked arm with U-shaped.
Optionally, stationary contact 33 is additionally provided with described linking arm 32, described stationary contact 33 is arranged on linking arm 32
And the both sides of linking arm 32 are separately positioned on case 2.
Optionally, described magnetic conduction sheet 1 is that one end is trapezoidal, and the other end is the integrally formed structure of rectangle, the case 2
Middle part be provided with die cavity 23, described die cavity 23 is identical with the shape of magnetic conduction sheet 1；It is corresponding, the linking arm 32 of the static contact 3 with
31 width of cranking arm is less than the width of base plate 35, the width of trapezoidal one end end of magnetic conduction sheet 1 be equal to the width of linking arm 32 and
Equal to crank arm 31 width, the width of rectangle one end end of magnetic conduction sheet 1 is equal to the width of base plate 35.
Optionally, described terminals 34, base plate 35, the stationary contact 33 of crank arm 31, linking arm 32 and breaker are integrated
Shaped structure and linking arm 32 and 31 width of cranking arm are less than the width of base plate 35.
What the assembling structure of breaker magnetic conduction sheet of the present utility model can be coordinated by being installed additional outside magnetic conduction sheet with static contact
Case so that magnetic conduction sheet can be accurately in the magnetic conduction system of breaker, by changing the shape of case to adapt to not
Same magnetic conduction sheet just can realize modular assembly and large batch of installation.In addition, the salient point on the die cavity inwall for passing through case
It is engaged with the concave point on magnetic conduction sheet outer wall so that magnetic conduction sheet can effectively be positioned, is fixedly mounted in case.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is integrally-built top view of the present utility model；
Fig. 3 is integrally-built side view of the present utility model；
Fig. 4 is the structural representation of case of the present utility model；
Fig. 5 is the structural representation of magnetic conduction sheet of the present utility model；
Fig. 6 is the sectional view of case of the present utility model；
Fig. 7 is the sectional view of magnetic conduction sheet of the present utility model.
Embodiment
Embodiment of the present utility model is provided below in conjunction with accompanying drawing 1 to 7, further illustrates that breaker of the present utility model is led
The assembling structure embodiment of magnetic sheet.The assembling structure of breaker magnetic conduction sheet of the present utility model is not limited to following examples
Description.
As described in Figure 1, the assembling structure of the breaker magnetic conduction sheet in the utility model, including magnetic conduction sheet 1 and static contact 3,
Described magnetic conduction sheet 1 is fixedly mounted in case 2, and described static contact 3 includes the terminals 34 for wiring, base plate 35, song
Arm 31 and linking arm 32, the two ends of the base plate 35 respectively with terminals 34 and to terminals 34 bend crank arm 31 one end phase
Connection, 31 other end of cranking arm is connected with the side wall of linking arm 32 causes linking arm 32 positioned at the top of base plate 35, institute
The case 2 stated is arranged between base plate 35 and linking arm 32.It is preferred that, terminals 34, base plate 35, crank arm the and of 31, linking arm 32
Stationary contact 33 is one of the forming structure.The utility model is made by installing the case 2 that can coordinate with static contact 3 additional outside magnetic conduction sheet 1
Magnetic conduction sheet 1 can be accurately in the magnetic conduction system of breaker, by changing the shape of case 2 to adapt to different lead
Magnetic sheet 1 just can realize modular assembly and large batch of installation.
As shown in Figures 2 and 3, specifically, the surface of described case 2 and base plate 35 and linking arm 32 is engaged, and
The side wall of case 2 is provided with crank arm 31 projection 22 being engaged and the boss 4 that is engaged with linking arm 32 for case 2 to be limited
Position is arranged on static contact 3, and the contact surface between described projection 22 and case 2, base plate 35 and linking arm 32 is correspondingly arranged simultaneously
31 it is engaged with cranking arm, so that the free degree before and after limiting case 2 and up and down, described boss 4 is arranged on case 2 with being connected
Coordinate spacing on the surface of the side wall of the contact connection of arm 32 side and with the sidewall contact of linking arm 32, so as to limit case 2
The left and right free degree.The stationary contact 33 for being contacted with moving contact, described stationary contact 33 are additionally provided with described linking arm 32
The both sides of linking arm 32 are separately positioned on linking arm 32 and with case 2.It is preferred that, it 31 is that U-shaped is cranked arm to crank arm, convex
It is the semi-cylindrical hill of cooperation of being cranked arm with U-shaped to play 22.The utility model by the projection 22 on case 2 and boss 4 respectively with it is quiet
Contact 3 crank arm 31 and linking arm 32 be engaged so that case 2 can be effectively fixed in the lower section of stationary contact 33.
As shown in Figures 4 and 5, the middle part of the case 2 is provided with die cavity 23, and the side of the die cavity 23 is provided with opening, magnetic conduction
Piece 1 is arranged in case 2 by opening and is interference fitted with die cavity 23.As shown in Figures 6 and 7, set on the inwall of the die cavity 23
There is keeper 21, described keeper 21 is engaged with the installed part 11 on the outer wall of magnetic conduction sheet 1 so that magnetic conduction sheet 1 can be effective
Positioning, be fixedly mounted in case 2.It is preferred that, keeper 21 is provided in convex no less than one on the inwall of die cavity 23
Point, described installed part 11 is the concave point coordinated with salient point.Obviously, the position of salient point and concave point can be exchanged.
A preferred embodiment of the present utility model is that described magnetic conduction sheet 1 is that one end is trapezoidal, and the other end is rectangle
Integrally formed structure, the width of trapezoidal one end end is less than the width of rectangle one end end；The middle part of the case 2 is provided with type
Chamber 23, described die cavity 23 is identical with the shape of magnetic conduction sheet 1 and opening is provided with the both sides of die cavity 23, and described magnetic conduction sheet 1 leads to
Opening is crossed to be arranged in case 2 and be interference fitted with die cavity 23.It is corresponding, the linking arm 32 of the static contact 3 and crank arm 31
Width is less than the width of base plate 35, and the width of trapezoidal one end end of magnetic conduction sheet 1, which is equal to the width of linking arm 32 and is equal to, cranks arm
31 width, the width of rectangle one end end of magnetic conduction sheet 1 is equal to the width of base plate 35.Described boss 4 and projection 22 is distinguished
On the side wall for being arranged on adjacent die cavity 23, specifically, described raised 22 are arranged on one end phase trapezoidal with magnetic conduction sheet 1 of case 2
On the side wall of cooperation, and the two ends of projection 22 are disposed adjacent with the side wall of the opening of the both sides of die cavity 23, boss 4 and die cavity 23 1
The opening of side is disposed adjacent.Described case 2 is the plastic material with certain elasticity.
A specific embodiment of the present utility model is to be respectively equipped with a salient point on the inwall at the two ends of die cavity 23,
A concave point is respectively equipped with the both ends of the surface of the magnetic conduction sheet 1, magnetic conduction sheet 1 is arranged on plastics material by the opening of the side of die cavity 23
In the case 2 of material, and it is interference fitted, positions magnetic conduction sheet 1 with flexible plastic shell 2 while concave point is engaged with salient point
It is fixedly mounted in case 2, magnetic conduction sheet 1 is arranged on the stationary contact of static contact 3 with the assembly of case 2 by boss 4 and projection 22
Crank arm between point 33 and base plate 35 and with linking arm 32 and 31 be engaged, when static contact 3 accesses power on circuitry, electromagnetism can be produced
, because the magnetic conductivity of magnetic conduction sheet 1 is far above the magnetic conductivity of air, therefore bigger electricity can be provided in dynamic/static contact disjunction
Magnetic force, the electric arc produced during by disjunction is introduced into arc-chute, plays the effect of magnetic blow-out.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to protection domain of the present utility model.
Claims (9)
1. a kind of assembling structure of breaker magnetic conduction sheet, including magnetic conduction sheet (1) and static contact (3), it is characterised in that：Described leads
Magnetic sheet (1) is fixedly mounted in case (2), described static contact (3) include the terminals (34) for wiring, base plate (35),
Crank arm (31) and linking arm (32), the song that the two ends of the base plate (35) are bent with terminals (34) and to terminals (34) respectively
One end of arm (31) is connected, and the other end for cranking arm (31) is connected with the side wall of linking arm (32) so that linking arm (32)
Top positioned at base plate (35), described case (2) is arranged between base plate (35) and linking arm (32).
2. the assembling structure of breaker magnetic conduction sheet according to claim 1, it is characterised in that：The middle part of the case (2)
Provided with die cavity (23), the inwall of described die cavity (23) is provided with keeper (21), and described magnetic conduction sheet (1) passes through die cavity (23)
The opening of side is arranged in case (2), and described keeper (21) matches with the installed part (11) on magnetic conduction sheet (1) outer wall
Close.
3. the assembling structure of breaker magnetic conduction sheet according to claim 2, it is characterised in that：Described keeper (21) is
The salient point for being no less than one on die cavity (23) inwall is arranged on, described installed part (11) is the concave point coordinated with salient point.
4. the assembling structure of breaker magnetic conduction sheet according to claim 1, it is characterised in that：The side wall of the case (2)
It is provided with and projection (22) that (31) be engaged and the boss (4) that is engaged with linking arm (32), described projection (22) of cranking arm
Contact surface between case (2), base plate (35) and linking arm (32) be correspondingly arranged and with crank arm (31) be engaged, described is convex
Platform (4) be arranged on case (2) contacted with linking arm (32) connection side side wall surface on and with the side wall of linking arm (32)
It is engaged spacing.
5. the assembling structure of breaker magnetic conduction sheet according to claim 2, it is characterised in that：The side wall of the case (2)
It is provided with and is set with projection (22) that (31) be engaged and the boss (4) that is engaged with linking arm (32) of cranking arm, the projection (22)
Put on the side wall being engaged in case (2) with trapezoidal one end of magnetic conduction sheet (1), and two ends and the die cavity (23) of raised (22)
The side wall of the opening of both sides is disposed adjacent, and boss (4) is disposed adjacent with the opening of die cavity (23) side.
6. the assembling structure of the breaker magnetic conduction sheet according to claim 4 or 5, it is characterised in that：Described cranks arm (31)
It is that U-shaped is cranked arm, raised (22) are the semi-cylindrical hills of cooperation of being cranked arm with U-shaped.
7. the assembling structure of breaker magnetic conduction sheet according to claim 1, it is characterised in that：On described linking arm (32)
Be additionally provided with stationary contact (33), described stationary contact (33) be arranged on linking arm (32) and with case (2) company of being separately positioned on
Connect the both sides of arm (32).
8. the assembling structure of breaker magnetic conduction sheet according to claim 1, it is characterised in that：Described magnetic conduction sheet (1) is
One end is trapezoidal, and the other end is the integrally formed structure of rectangle, and the middle part of the case (2) is provided with die cavity (23), described type
Chamber (23) is identical with magnetic conduction sheet (1) shape；It is corresponding, the linking arm (32) of the static contact (3) with crank arm (31) width it is small
Width in base plate (35), the width of trapezoidal one end end of magnetic conduction sheet (1), which is equal to the width of linking arm (32) and is equal to, cranks arm
(31) width, the width of rectangle one end end of magnetic conduction sheet (1) is equal to the width of base plate (35).
9. the assembling structure of breaker magnetic conduction sheet according to claim 1, it is characterised in that：Described terminals (34),
Base plate (35), crank arm (31), the stationary contact (33) of linking arm (32) and breaker is one of the forming structure and linking arm (32)
With crank arm (31) width be less than base plate (35) width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621269539.8U CN206322659U (en) | 2016-11-24 | 2016-11-24 | The assembling structure of breaker magnetic conduction sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621269539.8U CN206322659U (en) | 2016-11-24 | 2016-11-24 | The assembling structure of breaker magnetic conduction sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206322659U true CN206322659U (en) | 2017-07-11 |
Family
ID=59265183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621269539.8U Active CN206322659U (en) | 2016-11-24 | 2016-11-24 | The assembling structure of breaker magnetic conduction sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206322659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578938A (en) * | 2017-10-09 | 2018-01-12 | 首瑞（天津）电气设备有限公司 | Low-voltage circuit breaker |
-
2016
- 2016-11-24 CN CN201621269539.8U patent/CN206322659U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578938A (en) * | 2017-10-09 | 2018-01-12 | 首瑞（天津）电气设备有限公司 | Low-voltage circuit breaker |
| CN107578938B (en) * | 2017-10-09 | 2020-08-28 | 首瑞（天津）电气设备有限公司 | Low-voltage circuit breaker |
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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: Assembly structure of magnetic conductor of circuit breaker Granted publication date: 20170711 License type: Common License Record date: 20201021 |
|
| EE01 | Entry into force of recordation of patent licensing contract |