CN204067143U - Two shell fragment thumb-acting switch structure-improved - Google Patents
Two shell fragment thumb-acting switch structure-improved Download PDFInfo
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- CN204067143U CN204067143U CN201420403172.9U CN201420403172U CN204067143U CN 204067143 U CN204067143 U CN 204067143U CN 201420403172 U CN201420403172 U CN 201420403172U CN 204067143 U CN204067143 U CN 204067143U
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- China
- Prior art keywords
- thumb
- acting switch
- elastic sheet
- contact part
- elastic
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Abstract
A kind of two shell fragment thumb-acting switch structure-improved, belongs to appliance switch technical field.It mainly includes a thumb-acting switch, a conducting terminal and an electroconductive elastic sheet, electroconductive elastic sheet is through the bend by end that base portion extends with a unsettled elastic contact part, when stirring thumb-acting switch, the elastic contact part of the conductive terminal contacts bend making thumb-acting switch interior, and then reach the object of On current, through the unsettled design of elastic contact part, to increase the compression stroke between conducting terminal and contact site, except can strengthening the stability of the two Contact, and the excessive problem easily causing elastic fatigue by pressure when using can be avoided.
Description
Technical field
The utility model has about a kind of two shell fragment thumb-acting switch structural improvement, and espespecially one is applied in thumb-acting switch, stability during can increase conductive contact and the electroconductive elastic sheet structure avoiding elastic fatigue.
Background technology
Press, as Fig. 1, shown in Fig. 2, for the electroconductive elastic sheet 1 of the comparatively normal use of institute in current thumb-acting switch 2, this electroconductive elastic sheet 1 mainly has at least one elastic arm 12 by a base portion 11 is extended to two sides, and be arranged at bottom the push button 21 of thumb-acting switch 2, by the reciprocating action of stirring push button 21, drive electroconductive elastic sheet 1 to move simultaneously, make the elastic arm 12 of its two side when contacting or not contact in thumb-acting switch 2 conducting terminal 22, cause the object of current lead-through or open circuit, so, the elastic arm 12 of these electroconductive elastic sheets 1 is made by conductive metal material, and carry out bending out predetermined angular through punching press in the middle of manufacturing process, to make elastic arm 12, there is elastic effect slightly, but because metal itself all has certain coefficient of elasticity, therefore after metal material has bent, now, the predetermined angular of original bending is but subject to material itself can the characteristic of resilience once again be caused cannot being effectively fixed on required bending angle, and then come in contact the bad facts, moreover, the electroconductive elastic sheet 1 of tradition thumb-acting switch 2 has the rebound effect of metal when processing down-pressing forming and causes the tolerance of shell fragment larger angle, likely make to pass resistance when electroconductive elastic sheet 1 angle is excessive causes push button 21 to carry out ON/OFF action to strengthen, action has some setbacks, or electroconductive elastic sheet 1 angle too small, more loosening when causing push button 21 to be passed, even likely cause the phenomenons such as contact instability, moreover, when movable electroconductive elastic sheet 1 Displacement Contact carries out conducting to Immobile conducting terminal 22, to reach good contact conducting, then electroconductive elastic sheet 1 must have the pressure of larger conflict conducting terminal 22, but electroconductive elastic sheet 1 more easily produces the situation of distortion when pressure is larger, if exceed the pressure that electroconductive elastic sheet 1 can bear, then can cause electroconductive elastic sheet 1 lost its bounce because of excessive distortion and cannot rebound, even cannot be returned to the original angle of electroconductive elastic sheet 1.
Therefore, how above-mentioned disappearance problem is improved, be the place of technical difficulties that solves by inventor of the present utility model of wish.
Summary of the invention
Technical problem to be solved in the utility model is: electroconductive elastic sheet through by base portion extend the bend that end has a unsettled elastic contact part, when stirring thumb-acting switch, make the elastic contact part of the conductive terminal contacts bend in thumb-acting switch, and then reach the object of On current, through the unsettled design of elastic contact part, to increase the compression stroke between conducting terminal and contact site, except can strengthening the stability of the two Contact, and the excessive problem easily causing elastic fatigue by pressure in use can be avoided.
A kind of two shell fragment thumb-acting switch structure-improved, is characterized in that:
It comprises
One thumb-acting switch, is provided with at least one push button;
One conducting terminal, is arranged in thumb-acting switch, and its one end also extension is provided with a contact site;
One electroconductive elastic sheet, is arranged in thumb-acting switch, and this electroconductive elastic sheet also includes a base portion and a bend, and wherein base portion side is be extended with a pin, and the end of bend then has a unsettled elastic contact part;
The base portion of wherein electroconductive elastic sheet is separately provided with a location hole, in order to be fixed in thumb-acting switch.
Wherein through the unsettled design of elastic contact part, to make it have elasticity.
Wherein contact site can be its one of upwards bending, parallel and downward bending three kinds of aspects.
By above-mentioned design, the utility model can bring following beneficial effect: drive through the push button stirring thumb-acting switch, make the elastic contact part of the contact site conflict electroconductive elastic sheet of conducting terminal, and then reach the object of On current, through the unsettled design of elastic contact part, to increase the compression stroke between conducting terminal and electroconductive elastic sheet, except can strengthening the stability of the two Contact, and the excessive problem easily causing elastic fatigue by pressure in use can be avoided.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is the stereo appearance figure of prior art.
Fig. 2 is the using state schematic diagram of prior art.
Fig. 3 is cutaway view of the present utility model.
Fig. 4 is using state schematic diagram one of the present utility model.
Fig. 5 is using state schematic diagram two of the present utility model.
Fig. 6 is further using state schematic diagram of the present utility model.
Fig. 7 is another using state schematic diagram one of the present utility model.
Fig. 8 is another using state schematic diagram two of the present utility model.
Fig. 9 is another using state schematic diagram three of the present utility model.
Figure 10 is another using state schematic diagram four of the present utility model.
Embodiment
Refer to shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, be cutaway view of the present utility model, using state schematic diagram and further using state schematic diagram, find out by knowing in figure, electroconductive elastic sheet 3 mainly includes:
One thumb-acting switch 3, is provided with at least one push button 31;
One conducting terminal 4, is arranged in thumb-acting switch 3, and its one end also extension is provided with a contact site 41;
One electroconductive elastic sheet 5, be arranged in thumb-acting switch 3, this electroconductive elastic sheet 5 also includes base portion 51 and a bend 53, wherein base portion 51 side is be extended with a pin 52, the end of bend 53 then has a unsettled elastic contact part 531, base portion 51 is separately provided with one in order to be fixed on the location hole 510 in thumb-acting switch 3;
Be arranged in thumb-acting switch 3 through the location hole 510 on base portion 51, when after stirring the push button 31 of thumb-acting switch 3, push button 31 is made to extrude the contact site 41 of conducting terminal 4 in thumb-acting switch 3, force contact site 41 movable downwards, with the elastic contact part 531 making contact site 41 touch electroconductive elastic sheet 5, to reach the object of On current;
Hold above-mentioned, the institute of the elastic contact part 531 of electroconductive elastic sheet 5 thinks to be for vacant state and upwards to bend, the space compressed between the elastic contact part 531 mainly in order to the contact site 41 and electroconductive elastic sheet 5 that increase conducting terminal 4, substantially, after stirring the push button 31 of thumb-acting switch 3, the contact site 41 of conducting terminal 4 and the elastic contact part 531 of electroconductive elastic sheet 5 are the situation and start simultaneously that contact with each other, and because elastic contact part 531 is the event of vacant state, elastic contact part 531 is made to have elasticity, therefore when the contact site 41 of conducting terminal 4 contacts and in time compeling this elastic contact part 531, elasticity by elastic contact part 531 is more stable to make the two contact, substantially, under the contact site 41 extended at conducting terminal 4 and the elastic contact part 531 of electroconductive elastic sheet 5 all have flexible situation, the compression produced with the elasticity both this is to cause good contact, and also because contact site 41 and elastic contact part 531 all have elasticity, when the two shares out equally compression travel, would not produce as prior art has the situation causing because of overvoltage being out of shape, also therefore the utility model can maintain good turn-on effect, moreover, when the contact site 41 of conducting terminal 4 contacts and supports urgent, be mainly for stress point with bend 53, and not only born separately by elastic contact part 531, even if excessive pressing therefore is in use depressed, still can maintain the elasticity of elastic contact part 531, and not easily cause the situation of elastic fatigue,
In addition, as shown in Figure 6, for the thumb-acting switch 6 of another kind of structure, only need that thumb-acting switch 6 prior art electroconductive elastic sheet is originally replaced with electroconductive elastic sheet 5 of the present utility model can use, because the pin 52 of electroconductive elastic sheet 5, bend 53 and elastic contact part 531 extended by base portion 51, the aspect be one of the forming, even if therefore different from above-described embodiment thumb-acting switch 6, or other structures or the different thumb-acting switch of pattern, also replaceable electroconductive elastic sheet of the present utility model 5 uses;
In sum, compared to prior art electroconductive elastic sheet because of after the coefficient of elasticity of metal itself causes metal material to bend, bend the angle determined be subject to the characteristic of material resilience once again itself and cause effectively being fixed on required bending angle, and then come in contact bad disappearance, electroconductive elastic sheet 5 of the present utility model is touch portion 531 through the unsettled elasticity connect to design, except compression stroke can be increased with except the stability of contact-enhancing, the problem causing elastic fatigue more can be avoided.
Refer to shown in Fig. 7, Fig. 8, Fig. 9 and Figure 10, for another using state schematic diagram of the present utility model, find out by knowing in figure, the identical location hole 510 be through on base portion 51 is arranged in thumb-acting switch 3, when after stirring the push button 31 of thumb-acting switch 3, make push button 31 extrude conducting terminal 4 in thumb-acting switch 3, force the contact site 41 of conducting terminal 4 movable downwards, with the elastic contact part 531 making contact site 41 touch electroconductive elastic sheet 5, to reach the object of On current;
Hold above-mentioned, in previous embodiment, the elastic contact part 531 of bend 53 end is the aspect upwards bent, the elastic contact part 531 of the present embodiment is the state for parallel (as shown in Figure 7) and bending (as shown in Figure 9) downwards, the difference of elastic contact part 531 aspect, mainly in order to meet multi-form conducting terminal 4, but be no matter aforementionedly upwards to bend, or be the aspect of the parallel and downward bending of the present embodiment, because elastic contact part 531 is unsettled state, therefore all can reach and increase compression stroke with the stability of contact-enhancing, and avoid the object causing elastic fatigue problem.
Above-mentioned cited embodiment is in order to illustrate a better possible embodiments of the present utility model; and be not used to limit scope of the present utility model; anyly have the knack of this those skilled in the art; not departing from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection range of the present utility model is when being as the criterion depending on the accompanying claim person of defining.
Claims (4)
1. a two shell fragment thumb-acting switch structure-improved, is characterized in that:
It comprises
One thumb-acting switch, is provided with at least one push button;
One conducting terminal, is arranged in thumb-acting switch, and its one end also extension is provided with a contact site;
One electroconductive elastic sheet, is arranged in thumb-acting switch, and this electroconductive elastic sheet also includes a base portion and a bend, and wherein base portion side is be extended with a pin, and the end of bend then has a unsettled elastic contact part;
Drive through the push button stirring thumb-acting switch, make the elastic contact part of the contact site conflict electroconductive elastic sheet of conducting terminal, and then reach the object of On current, through the unsettled design of elastic contact part, to increase the compression stroke between conducting terminal and electroconductive elastic sheet, except can strengthening the stability of the two Contact, and the excessive problem easily causing elastic fatigue by pressure in use can be avoided.
2. according to claim 1 pair of shell fragment thumb-acting switch structure-improved, is characterized in that: the base portion of wherein electroconductive elastic sheet is separately provided with a location hole, in order to be fixed in thumb-acting switch.
3. according to claim 1 pair of shell fragment thumb-acting switch structure-improved, is characterized in that: wherein through the unsettled design of elastic contact part, to make it have elasticity.
4. according to claim 1 pair of shell fragment thumb-acting switch structure-improved, is characterized in that: wherein contact site can be its one of upwards bending, parallel and downward bending three kinds of aspects.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403172.9U CN204067143U (en) | 2014-04-11 | 2014-07-21 | Two shell fragment thumb-acting switch structure-improved |
| US14/803,756 US20160020043A1 (en) | 2014-07-21 | 2015-07-20 | Dip switch with a conductive spring leaf |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176943 | 2014-04-11 | ||
| CN201420176943.5 | 2014-04-11 | ||
| CN201420403172.9U CN204067143U (en) | 2014-04-11 | 2014-07-21 | Two shell fragment thumb-acting switch structure-improved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204067143U true CN204067143U (en) | 2014-12-31 |
Family
ID=52208600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420403172.9U Expired - Fee Related CN204067143U (en) | 2014-04-11 | 2014-07-21 | Two shell fragment thumb-acting switch structure-improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204067143U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053007A (en) * | 2019-06-03 | 2019-07-26 | 国家电网有限公司 | Tool box |
| CN110189946A (en) * | 2019-07-02 | 2019-08-30 | 西安易朴通讯技术有限公司 | A kind of elastic slice and switch |
-
2014
- 2014-07-21 CN CN201420403172.9U patent/CN204067143U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053007A (en) * | 2019-06-03 | 2019-07-26 | 国家电网有限公司 | Tool box |
| CN110189946A (en) * | 2019-07-02 | 2019-08-30 | 西安易朴通讯技术有限公司 | A kind of elastic slice and switch |
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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: 20141231 Termination date: 20180721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |