CN216084682U - Spring piece type switch key structure - Google Patents
Spring piece type switch key structure Download PDFInfo
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- CN216084682U CN216084682U CN202121792155.5U CN202121792155U CN216084682U CN 216084682 U CN216084682 U CN 216084682U CN 202121792155 U CN202121792155 U CN 202121792155U CN 216084682 U CN216084682 U CN 216084682U
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Abstract
A spring piece type switch key structure belongs to the technical field of switch keys. The battery cell comprises a battery cell base, a metal elastic sheet arranged in the battery cell base and a switch button arranged on the battery cell base, wherein the metal elastic sheet is provided with an arc-shaped spherical surface structure protruding upwards, and a silica gel pressing piece is arranged between the switch button and the metal elastic sheet. The elastic sheet has high strength, lasting and stable elasticity, good waterproofness and long service life.
Description
Technical Field
The utility model relates to the technical field of switch keys, in particular to a spring plate type switch key structure.
Background
At present, the traditional seesaw type switch has the following defects: 1. the modeling is single and stiff; 2. the keys occupy large space and are inconvenient to clean dust when being switched; 3. the key damage rate is high, and the service life of the key is short; 4. there is a risk of accidents due to flooding. The prior elastic sheet type switch, such as the utility model with the patent number ZL201721874525.3, discloses an elastic sheet type membrane switch, which comprises a switch panel, wherein the switch panel is provided with an integrally formed key panel; the pressing elastic sheet body is arranged right below the key panel, the pressing elastic sheet is arranged in the pressing elastic sheet body, and the two sides of the pressing elastic sheet body are provided with fixing sheets; two sides of the pressing elastic sheet body are provided with diaphragm plates; an upper metal elastic sheet is arranged below the pressing elastic sheet body and the diaphragm plate, an upper spring leaf is welded below the upper metal elastic sheet, a lower spring leaf is arranged right below the upper spring leaf, and the lower spring leaf is welded on the lower metal elastic sheet, wherein the upper spring leaf and the lower spring leaf are coaxially arranged with the key panel, the pressing elastic sheet body and the pressing elastic sheet respectively; the bottom of lower metal shrapnel is provided with the film circuit board, and the bottom of film circuit board is provided with the gummed paper. The metal elastic sheet of the elastic sheet type switch is easy to weaken in elasticity after long-term use, and meanwhile, the whole switch structure is poor in waterproofness, so that the normal service life of the elastic sheet type switch is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides a spring plate type switch key structure, which has high strength of a spring plate, lasting and stable elasticity, good waterproof performance and long service life.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a switch button structure of shell fragment formula, includes electric core base, locates the metal shrapnel in the electric core base, locates the switch button on the electric core base, the metal shrapnel has the bellied arc spherical structure that makes progress, still be equipped with the silica gel pressing piece between switch button and the metal shrapnel.
The metal elastic sheet adopting the arc spherical structure expands around after being pressed down, and recovers to the original shape after the pressure is removed, and the elastic recovery force of the elastic sheet is provided by the arc structure in the direction of 360 degrees, so the elastic sheet has lasting and stable elasticity, and can not deform after being pressed for more than 10 ten thousand times. In addition, a silica gel pressing piece is arranged between the switch key and the metal elastic sheet, so that the metal elastic sheet is prevented from being damaged or deformed due to the fact that the hard switch key directly contacts the metal elastic sheet, meanwhile, the metal elastic sheet is isolated from the outside through the silica gel pressing piece, reliable waterproof performance is achieved, and the service life of the switch is further guaranteed; and, the safety in utilization of switch has been improved greatly to the waterproof performance and the fire behavior of silica gel pressing piece.
Preferably, the silica gel pressing piece comprises a sealing sheet and a pressing column arranged in the middle of the sealing sheet; the sealing sheet is connected to the battery cell base in a sealing mode, and the switch key is connected with the pressing column. Silica gel pressing piece's simple structure through planar gasket and electric core base sealing connection, ensures electric core base inner structure's waterproof nature and fire resistance, presses the post and then has played the stereoplasm contact conversion of switch button to metal shrapnel and become soft contact relatively.
Preferably, a fixing part is arranged between the sealing sheet and the battery cell base, the fixing part comprises a pressing sheet and at least one group of clamping sheets arranged on the opposite sides of the pressing sheet, a pressing column through hole is formed in the pressing sheet, a clamping hole is formed in each clamping sheet, and a buckle is arranged on the battery cell base. The mounting compresses tightly the gasket of silica gel pressing piece on electric core base through the preforming, has ensured the stable cooperation of silica gel pressing piece and electric core base, and buckle structure is more convenient for the dismouting simultaneously.
Preferably, at least one group of opposite side edges of the sealing sheet extends out of the edge of the battery cell base, so that the edge of the sealing sheet is effectively attached to the edge of the battery cell base when the sealing sheet is pressed down, and the whole sealing sheet is prevented from being sunk into the battery cell base.
Preferably, the side edge of the sealing sheet extending out of the edge of the cell base is located on the same side as the card, and the card is provided with a sealing sheet through hole or the card hole extends to the sealing sheet, so that the fixing effect on the sealing sheet is further improved.
Preferably, one side of the buckle, which is far away from the pressing sheet, is provided with a guide-in inclined plane so as to improve the convenience of mounting and dismounting the fixing piece.
Preferably, the metal elastic sheet and the fixing piece are made of stainless steel, so that the structural strength and the service life are guaranteed.
Preferably, one end of the battery cell base is provided with a spring plate groove, and the bottom of the spring plate groove is provided with a signal source through hole. The battery cell base is simple in structure and reliable in strength, and power on/off signals triggered by the fact that the metal elastic sheet is pressed downwards are transmitted through the signal source through hole, so that the purpose of controlling the power switch is achieved.
Preferably, the switch key comprises a key cap and a connecting column arranged in the key cap; be equipped with the slot in the spliced pole, switch button simple structure through the slot connection silica gel pressing member in the spliced pole, connects stably, and the dismouting of being convenient for.
Preferably, the length and the width of the key cap are larger than those of the battery cell base, so that the battery cell base is effectively covered, and a reliable dustproof effect is achieved.
The utility model has the advantages that:
1. the metal elastic sheet has high strength, and the arc spherical structure ensures the lasting and stable elasticity and long service life;
2. the silica gel pressing piece not only plays a role in protecting the metal elastic sheet, but also plays a role in reliable waterproof and fireproof performances, and effectively ensures the service life and safety of the switch;
3. on the buckle stable in structure who passes through the mounting of silica gel pressing piece was fixed in electric core base, reliable and stable, easy dismounting simultaneously.
Drawings
FIG. 1 is a cross-sectional view of a spring-loaded switch button structure according to the present invention;
in the figure: 1-a cell base; 11-buckling; 12-a pellet slot; 13-signal source through hole; 2-metal shrapnel; 3-switching a key; 31-key cap; 32-connecting column; 321-a slot; 4-silica gel pressing piece; 41-sealing sheet; 42-pressing column; 5-a fixing piece; 51-tabletting; 52-card.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a switch button structure of shell fragment formula, includes electric core base 1, locates metal shrapnel 2 in electric core base 1, locates switch button 3 on electric core base 1, metal shrapnel 2 has the bellied arc spherical structure that makes progress, still be equipped with silica gel pressing piece 4 between switch button 3 and the metal shrapnel 2.
The metal elastic sheet of the arc spherical structure formed by stainless steel one-time blanking and stamping is expanded to the periphery after being pressed down, and is recovered to the original shape after the pressure is removed, and the recovery elastic force of the elastic sheet is provided by the arc structure in the direction of 360 degrees, so that the elastic sheet is durable and stable in elasticity and cannot deform after being pressed for more than 10 ten thousand times. In addition, a silica gel pressing piece is arranged between the switch key and the metal elastic sheet, so that the metal elastic sheet is prevented from being damaged or deformed due to the fact that the hard switch key directly contacts the metal elastic sheet, meanwhile, the metal elastic sheet is isolated from the outside through the silica gel pressing piece, reliable waterproof performance is achieved, and the service life of the switch is further guaranteed; and, the safety in utilization of switch has been improved greatly to the waterproof performance and the fire behavior of silica gel pressing piece.
Specifically, the silicone pressing piece 4 includes a sealing sheet 41 and a pressing column 42 arranged in the middle of the sealing sheet 41; the sealing sheet 41 is connected to the cell base 1 in a sealing manner, and the switch key 3 is connected to the pressing column 42. Silica gel pressing piece's simple structure through planar gasket and electric core base sealing connection, ensures electric core base inner structure's waterproof nature and fire resistance, presses the post and then has played the stereoplasm contact conversion of switch button to metal shrapnel and become soft contact relatively.
Moreover, a stainless steel fixing member 5 is arranged between the sealing sheet 41 and the cell base 1, the fixing member 5 includes a pressing sheet 51 and a set of clamping sheets 52 arranged on opposite sides of the pressing sheet 51, a pressing column through hole is arranged on the pressing sheet 51, a clamping hole is arranged on the clamping sheet 52, and a buckle 11 is arranged on the cell base 1. The mounting compresses tightly the gasket of silica gel pressing piece on electric core base through the preforming, has ensured the stable cooperation of silica gel pressing piece and electric core base, and buckle structure is more convenient for the dismouting simultaneously. And a set of relative side of gasket 41 stretches out electric core base 1 edge to guarantee its edge and the effective laminating at electric core base edge when the gasket is pushed down, avoid whole gasket to sink into in the electric core base. Further, the side that the gasket 41 stretches out the edge of electric core base 1 is in the same side with the card, be equipped with the gasket through-hole on the card 52 or the card hole extends to gasket 41 department to further improve the fixed action to the gasket. One side of the buckle 11, which is far away from the pressing sheet 51, is also provided with a guiding inclined plane so as to improve the convenience of mounting and dismounting the fixing piece.
In addition, an elastic sheet groove 12 is arranged at one end of the battery cell base 1, and a signal source through hole 13 is arranged at the bottom of the elastic sheet groove 12. The battery cell base is simple in structure and reliable in strength, and power on/off signals triggered by the fact that the metal elastic sheet is pressed downwards are transmitted through the signal source through hole, so that the purpose of controlling the power switch is achieved.
The switch key 3 comprises a key cap 31 and a connecting column 32 arranged in the key cap 31; be equipped with slot 321 in the spliced pole 32, switch button simple structure connects the silica gel pressing member through the slot connection in the spliced pole, connects stably, and the dismouting of being convenient for. In addition, the length and the width of the key cap 31 are both greater than those of the battery cell base 1, so that the battery cell base is effectively covered, and a reliable dustproof effect is achieved.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and any changes or substitutions that can be easily made by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a switch button structure of shell fragment formula, includes electric core base, locates the metal shrapnel in the electric core base, locates the switch button on the electric core base, a serial communication port, the metal shrapnel has the bellied arc spherical surface structure that makes progress, still be equipped with the silica gel pressing piece between switch button and the metal shrapnel.
2. The spring-type switch key structure according to claim 1, wherein the silicone pressing member comprises a sealing sheet and a pressing column arranged in the middle of the sealing sheet; the sealing sheet is connected to the battery cell base in a sealing mode, and the switch key is connected with the pressing column.
3. The switch button structure of claim 2, wherein a fixing member is disposed between the sealing sheet and the cell base, the fixing member includes a pressing sheet, and at least one set of clamping sheets disposed on opposite sides of the pressing sheet, the pressing sheet is provided with a pressing post through hole, the clamping sheets are provided with clamping holes, and the cell base is provided with a buckle.
4. The switch button structure of claim 3, wherein at least one set of opposite sides of the sealing sheet extends beyond the edge of the cell base.
5. The switch button structure of claim 4, wherein a side of the sealing sheet extending out of the edge of the cell base is located on the same side as the card, and the card is provided with a sealing sheet through hole or the card hole extends to the sealing sheet.
6. The switch button structure of claim 3, wherein a side of the latch away from the pressing plate is provided with a lead-in slope.
7. The structure of claim 3, wherein the metal spring and the fixing member are made of stainless steel.
8. The spring plate type switch key structure according to claim 1, wherein one end of the battery cell base is provided with a spring plate groove, and a signal source through hole is formed in the bottom of the spring plate groove.
9. The structure of claim 1, wherein the switch key comprises a key cap, a connecting post disposed in the key cap; and a slot is arranged in the connecting column.
10. The spring-leaf switch key structure according to claim 9, wherein the length and the width of the key cap are both greater than those of the cell base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121792155.5U CN216084682U (en) | 2021-08-03 | 2021-08-03 | Spring piece type switch key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121792155.5U CN216084682U (en) | 2021-08-03 | 2021-08-03 | Spring piece type switch key structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216084682U true CN216084682U (en) | 2022-03-18 |
Family
ID=80667457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121792155.5U Active CN216084682U (en) | 2021-08-03 | 2021-08-03 | Spring piece type switch key structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216084682U (en) |
-
2021
- 2021-08-03 CN CN202121792155.5U patent/CN216084682U/en active Active
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