CN203397920U - Movable contact sheet of change-over switch - Google Patents
Movable contact sheet of change-over switch Download PDFInfo
- Publication number
- CN203397920U CN203397920U CN201320413969.2U CN201320413969U CN203397920U CN 203397920 U CN203397920 U CN 203397920U CN 201320413969 U CN201320413969 U CN 201320413969U CN 203397920 U CN203397920 U CN 203397920U
- Authority
- CN
- China
- Prior art keywords
- contact
- movable contact
- moving contact
- kink
- bridging portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Contacts (AREA)
Abstract
The utility model discloses a movable contact sheet of a change-over switch. The movable contact sheet is characterized by comprising a contact sheet body, a first movable contact and a second movable contact symmetrically arranged at both ends of the contact sheet body, and an erecting portion arranged on the central portion of the contact sheet body, a first bending portion arranged between the first movable contact and the erecting portion, and a second bending portion arranged between the second movable contact and the erecting portion. The first bending portion and the second bending portion are symmetrically arranged, and the lowest points of the first movable contact, the second movable contact and the erecting portion are on a same horizontal plane. The first movable contact and the second movable contact are in a circular pie shape, and the contact sheet body, the first movable contact, the second movable contact and the erecting portion are made of brass. The surfaces of the first movable contact and the second movable contact are each provided with a silvering layer. The switching sensitivity of the change-over switch is effectively improved by the movable contact sheet, and the electric contact performance is more stable and reliable. The use performance of the product is improved.
Description
Technical field
The utility model relates to a kind of contact, is specifically related to a kind of diverter switch movable contact spring.
Background technology
Diverter switch movable contact spring is a kind of electric connecting part for diverter switch, as shown in Figure 4, be typically provided to seesaw shape, it comprises the moving contact of contact body and the setting of contact body two ends and the bridging portion that contact body mid portion arranges, contact body is arranged on base by bridging portion, and electrically contact by bridging portion and middle fixed contact, when diverter switch is used, by shift knob, drive pin to move, the two ends of controlling contact body by pin swing, make contact body wherein moving contact and the fixed contact on the other side on one end electrically contact, and moving contact on the other end is separated with fixed contact on the other side, thereby reach the object that commutation circuit is connected.
As shown in Figure 4, there is in design defect in the diverter switch movable contact spring of prior art, pin needs larger stroke can make moving contact and the fixed contact at contact body two ends electrically contact, thereby cause the switching sensitivity of diverter switch not high, and contact strength is not high, there is the hidden danger of loose contact, affect the serviceability of product.
Utility model content
The deficiency existing for prior art, the utility model provides a kind of diverter switch movable contact spring, and this diverter switch movable contact spring has effectively improved the switching sensitivity of diverter switch, it is electrically contacted more reliable and more stable, improves product serviceability.
For achieving the above object, the utility model provides following technical scheme: a kind of diverter switch movable contact spring, comprise contact body, the both ends of described contact body are arranged with the first moving contact and the second moving contact, the mid portion of contact body is provided with bridging portion, between described the first moving contact and bridging portion, be provided with the first kink, between described the second moving contact and bridging portion, be provided with the second kink, the first kink and the second kink are symmetrical set, and the minimum point of described the first moving contact, the second moving contact and bridging portion is all in same level.
By adopting technique scheme, the both ends of contact body are arranged with the first moving contact and the second moving contact, the mid portion of contact body is provided with bridging portion, contact body is arranged in diverter switch by bridging portion, between the first moving contact and bridging portion, be provided with the first kink, between the second moving contact and bridging portion, be provided with the second kink, the first kink and the second kink are symmetrical set, the level height that is arranged so that the first moving contact and the second moving contact of the first kink and the second kink declines, and the first moving contact, the minimum point of the second moving contact and bridging portion is all in same level, thereby while making pin control the swing of contact body, pin need to not move back and forth between the first moving contact and the second moving contact, only need between the first kink and the second kink, move back and forth and can make the first moving contact or the second moving contact and fixed contact on the other side contact, effectively reduced the movement travel of pin, improved the switching sensitivity of diverter switch, it is electrically contacted more reliable and more stable, improve product serviceability.
The utility model is further set to, and described the first moving contact and the second moving contact are all round pie.
By adopting technique scheme, the first moving contact and the second moving contact are all round pie, when the first moving contact or the second moving contact contacts with fixed contact on the other side, make its formation face contact, the reliability and stability that raising electrically contacts.
The utility model is further set to, and described contact body, the first moving contact, the second moving contact and bridging portion are made by brass.
By adopting technique scheme, contact body, the first moving contact, the second moving contact and bridging portion are made by brass, and brass has good electric conductivity and heat-sinking capability, and comparatively material benefit of price, combination property is better, under the prerequisite that guarantees product serviceability, effectively saves production cost.
The utility model is further set to, and the surface of described the first moving contact and the second moving contact is equipped with silver coating.
By adopting technique scheme, the surface of the first moving contact and the second moving contact is equipped with silver coating, further improves electric conductivity and the heat-sinking capability of moving contact, guarantees the reliability electrically contacting.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model diverter switch movable contact spring;
Fig. 2 is the plane graph of the utility model diverter switch movable contact spring;
Fig. 3 is the work schematic diagram of the utility model diverter switch movable contact spring;
Fig. 4 is the work schematic diagram of prior art diverter switch movable contact spring.
Reference numeral: 1, contact body; 21, the first moving contact; 22, the second moving contact; 3, bridging portion; 41, the first kink; 42, the second kink; 5, fixed contact; 6, pin.
Embodiment
Referring to figs. 1 through Fig. 3, the utility model diverter switch movable contact spring embodiment is described further.
A kind of diverter switch movable contact spring, comprise contact body 1, the both ends of contact body 1 are arranged with the first moving contact 21 and the second moving contact 22, the mid portion of contact body 1 is provided with bridging portion 3, between the first moving contact 21 and bridging portion 3, be provided with the first kink 41, between the second moving contact 22 and bridging portion 3, be provided with the second kink 42, the first kinks 41 and the second kink 42 and be symmetrical set, the minimum point of the first moving contact 21, the second moving contact 22 and bridging portion 3 is all in same level.
By adopting technique scheme, the both ends of contact body 1 are arranged with the first moving contact 21 and the second moving contact 22, the mid portion of contact body 1 is provided with bridging portion 3, contact body 1 is arranged in diverter switch by bridging portion 3, between the first moving contact 21 and bridging portion 3, be provided with the first kink 41, between the second moving contact 22 and bridging portion 3, be provided with the second kink 42, the first kink 41 and the second kink 42 are symmetrical set, the level height that is arranged so that the first moving contact 21 and the second moving contact 22 of the first kink 41 and the second kink 42 declines, and the first moving contact 21, the minimum point of the second moving contact 22 and bridging portion 3 is all in same level, thereby while making pin 6 control 1 swing of contact body, pin 6 need to not move back and forth between the first moving contact 21 and the second moving contact 22, only need between the first kink 41 and the second kink 42, move back and forth and can make the first moving contact 21 or the second moving contact 22 and fixed contact on the other side 5 contact, effectively reduced the movement travel of pin 6, improved the switching sensitivity of diverter switch, it is electrically contacted more reliable and more stable, improve product applicable performance.
Described the first moving contact 21 and the second moving contact 22 are all round pie.
By adopting technique scheme, as best preferred version of the present utility model, it (can certainly be other shapes that the first moving contact 21 and the second moving contact 22 are all arranged to round pie, such as square, oval etc.), when the first moving contact 21 or the second moving contact 22 contact with fixed contact 5 on the other side, make its formation face contact, improve the reliability and stability that electrically contact.
Described contact body 1, the first moving contact 21, the second moving contact 22 and bridging portion 3 are made by brass.
By adopting technique scheme, as best preferred version of the present utility model, contact body 1, the first moving contact 21, the second moving contact 22 and bridging portion 3 are made by brass, brass has good electric conductivity and heat-sinking capability, and price is material benefit comparatively, combination property is better, under the prerequisite that guarantees product serviceability, effectively saves production cost.
The surface of described the first moving contact 21 and the second moving contact 22 is equipped with silver coating.
By adopting technique scheme, the surface of the first moving contact 21 and the second moving contact 22 is equipped with silver coating, further improves electric conductivity and the heat-sinking capability of moving contact, guarantees the reliability electrically contacting.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. a diverter switch movable contact spring, comprise contact body, the both ends of described contact body are arranged with the first moving contact and the second moving contact, the mid portion of contact body is provided with bridging portion, it is characterized in that: between described the first moving contact and bridging portion, be provided with the first kink, between described the second moving contact and bridging portion, be provided with the second kink, the first kink and the second kink are symmetrical set, and the minimum point of described the first moving contact, the second moving contact and bridging portion is all in same level.
2. a kind of diverter switch movable contact spring according to claim 1, is characterized in that: described the first moving contact and the second moving contact are all round pie.
3. a kind of diverter switch movable contact spring according to claim 2, is characterized in that: described contact body, the first moving contact, the second moving contact and bridging portion are made by brass.
4. a kind of diverter switch movable contact spring according to claim 3, is characterized in that: the surface of described the first moving contact and the second moving contact is equipped with silver coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320413969.2U CN203397920U (en) | 2013-07-10 | 2013-07-10 | Movable contact sheet of change-over switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320413969.2U CN203397920U (en) | 2013-07-10 | 2013-07-10 | Movable contact sheet of change-over switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203397920U true CN203397920U (en) | 2014-01-15 |
Family
ID=49909433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320413969.2U Expired - Fee Related CN203397920U (en) | 2013-07-10 | 2013-07-10 | Movable contact sheet of change-over switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203397920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956289A (en) * | 2014-04-24 | 2014-07-30 | 昆山达功电子有限公司 | Novel normally-closed button |
-
2013
- 2013-07-10 CN CN201320413969.2U patent/CN203397920U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956289A (en) * | 2014-04-24 | 2014-07-30 | 昆山达功电子有限公司 | Novel normally-closed button |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW200730831A (en) | Double-ended contact probe | |
| WO2008030657A3 (en) | Electrical connector | |
| WO2005006500A8 (en) | Electrical connector | |
| CN203397920U (en) | Movable contact sheet of change-over switch | |
| JP2012104416A5 (en) | ||
| CN203225379U (en) | Magnetic type power supply connector | |
| CN103280360B (en) | Multi-contact pressure connection switch | |
| CN202650859U (en) | Contact terminal | |
| CN203277164U (en) | Multi-contact pressure switch | |
| CN204407260U (en) | Novel welding apparatus D.C. contactor | |
| CN103714982A (en) | Contact point structure capable of reducing jitter | |
| CN203607261U (en) | Novel waterproof switch connector | |
| CN207426242U (en) | Spring slice fixing structure | |
| CN202178208U (en) | Ball switch | |
| CN203397923U (en) | Switching apparatus | |
| CN204216343U (en) | Pin connector | |
| CN201698914U (en) | Contact device | |
| JP2015076325A (en) | Contactor | |
| CN202405455U (en) | Elastic unit contact body | |
| CN203398391U (en) | Crimping type magnetic connector construction | |
| CN204577299U (en) | A kind of appliance switch | |
| CN202650856U (en) | Contact terminal | |
| CN203456355U (en) | Ship-form switch | |
| CN203659705U (en) | Power switch | |
| CN201886943U (en) | Sliding type ship-shaped rocker switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20140710 |
|
| EXPY | Termination of patent right or utility model |