CN216698157U - Light touch switch base easy to control terminal height and light touch switch - Google Patents
Light touch switch base easy to control terminal height and light touch switch Download PDFInfo
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- CN216698157U CN216698157U CN202123019271.6U CN202123019271U CN216698157U CN 216698157 U CN216698157 U CN 216698157U CN 202123019271 U CN202123019271 U CN 202123019271U CN 216698157 U CN216698157 U CN 216698157U
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Abstract
The utility model discloses a light-touch switch base and a light-touch switch with the height of a terminal easy to control, which comprise an insulating base, a first terminal and a second terminal, wherein the first terminal and the second terminal are arranged in the insulating base; the first terminal is provided with a first pin extending out of the insulating base and a first closed end protruding out of the upper side of the insulating base, and the first pin and the first closed end are integrally connected; the second terminal is provided with a second pin extending out of the insulating base and a second closed end protruding out of the upper side of the insulating base, and the second pin and the second closed end are integrally connected; the first closed end and the second closed end are arranged at intervals and both are terminal tangent planes. The cross section of the terminal is used as the contact surface of the elastic sheet, so that the bending process of the terminal is reduced, meanwhile, the height of the terminal is well controlled, the use performance of the product is more stable, and the use reliability of the key switch is favorably improved.
Description
Technical Field
The utility model relates to the technical field of light-touch switch structures, in particular to a light-touch switch base and a light-touch switch, which are easy to control the height of a terminal and mainly used for a key switch.
Background
Use the mouse trade as an example, its key switch that uses, comparatively common dabbing switch, micro-gap switch, wherein, dabbing switch including the casing, two at least terminals, dabbing shell fragment and dabbing switch pressing member, two terminals provide first closed end respectively, second closed end is used for supplying to dabbing the shell fragment contact, in the conventional art, dabbing switch generally with the terminal after bending do the contact surface with the plane of terminal, this kind of structure and preparation method, on the one hand, the terminal need buckle, the preparation process is more troublesome, on the other hand, height control precision after bending the terminal receives the limitation, be difficult to satisfy higher precision demand, when in-service use, easily because the precision receives the limitation and leads to the stability of product not good enough.
Therefore, a new technical solution needs to be developed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a tact switch base and a tact switch, which are easy to control the height of a terminal, and the tact switch base and the tact switch use the cross section of the terminal as the contact surface of a spring plate to reduce the bending process of the terminal, and simultaneously, the height of the terminal is well controlled, the usability of the product is more stable, and the improvement of the reliability of the key switch is facilitated.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a touch switch base easy to control the height of a terminal comprises an insulating base, a first terminal and a second terminal, wherein the first terminal and the second terminal are arranged in the insulating base; the first terminal is provided with a first pin extending out of the insulating base and a first closed end protruding out of the upper side of the insulating base, and the first pin and the first closed end are integrally connected; the second terminal is provided with a second pin extending out of the insulating base and a second closed end protruding out of the upper side of the insulating base, and the second pin and the second closed end are integrally connected; the first closed end and the second closed end are arranged at intervals and are both terminal tangent planes.
As a preferable scheme, a third terminal is further arranged in the insulating base, the third terminal is provided with a third pin extending out of the insulating base and a third closed end protruding out of the upper side of the insulating base, and the third pin and the third closed end are integrally connected;
the second terminal is also provided with a fourth closed end protruding out of the upper side of the insulating base, the second pin is integrally connected with the fourth closed end, and the first closed end, the second closed end, the fourth closed end and the third closed end are sequentially arranged at intervals.
As a preferred scheme, the second terminal further has a spring plate positioning end protruding out of the upper side of the insulating base, the second pin is integrally connected with the spring plate positioning end, and the first closed end, the second closed end, the fourth closed end, the spring plate positioning end and the third closed end are sequentially arranged at intervals.
As a preferred scheme, the insulation base has a first extension portion extending upwards, a second extension portion transversely extends from the top of the first extension portion, the second extension portion is just above a third closed end, and an abdicating gap for the free end of the elastic sheet to extend into is formed between the second extension portion and the third closed end.
Preferably, the third closed end is a terminal section.
As a preferred scheme, the insulation base is provided with an elastic sheet supporting platform which is arranged in an upward protruding mode, the elastic sheet supporting platform is flush with the first closed end in height, and the elastic sheet supporting platform and the first closed end are respectively located on two opposite sides of the second closed end.
As a preferable scheme, the insulating base is provided with an isolation block protruding upwards, and the isolation block is located between the elastic sheet supporting table and the fourth closed end.
Preferably, the fourth closed end is a terminal section.
Preferably, the first terminal, the second terminal and the third terminal are fixed to the insulating base by injection molding.
A tact switch comprising the tact switch base as set forth in any one of the above which is easy to control the height of a terminal.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and particularly, according to the technical scheme, the transverse section of the terminal is mainly used as the contact surface of the elastic sheet, so that the bending process of the terminal is reduced, meanwhile, the height of the terminal is well controlled, the service performance of the product is more stable, and the improvement of the use reliability of the key switch is facilitated.
Secondly, for the switchable sound-free and noiseless key switch product, the second closed end and the fourth closed end are integrally connected to the second terminal to form a COM terminal, the terminal section is more easily realized as a conducting point, the space occupied by the second terminal on the insulating base is saved, and meanwhile, the second terminal is simpler to manufacture and has better manufacturing quality controllability.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is an assembled view of a first embodiment of the present invention;
FIG. 2 is an exploded view of a first embodiment of the present invention;
FIG. 3 is a cross-sectional view of a first embodiment of the present invention;
FIG. 4 is a partially exploded view of a first embodiment of the present invention;
FIG. 5 is a cross-sectional view of a tact switch base according to a first embodiment of the present invention;
FIG. 6 is a cross-sectional view of a tact switch base according to a second embodiment of the present invention;
fig. 7 is a cross-sectional view of a tact switch base according to a third embodiment of the present invention.
The attached drawings indicate the following:
the electronic device comprises an accommodating cavity 11, a first avoiding through hole 12, an insulating base 101, a cavity shell 102, a middle cover 103, an upper cover 104, a buckling arm 105, a first clamping point 106, a second clamping point 107, a first anti-disengaging part 111, a second anti-disengaging part 112, a switch cavity cover 2, a second avoiding through hole 21, a first terminal 3, a first closed end 31, a second terminal 4, a second closed end 41, a switch elastic sheet 5, a switch pressing piece 6, an elastic rubber piece 61, a first pressing piece 601, a second pressing piece 602, a return spring 63, a driving spring 7, a micro switch button 8, a third terminal 81, a micro elastic sheet 82, a clamping boss 1011, a buckling hole 1031, a fulcrum column 201, a spring installation groove 64, a first positioning part 1101, a pressing column 6011, a third pin 811, a third closed end 812, a fourth closed end 43, a first pin 32, a second pin 42, an elastic sheet positioning end 44, a first extension part 9, a second extension part 91, a yielding gap 92, Spring piece support platform 93, spacer 94.
Detailed Description
Referring to fig. 1 to 7, specific structures of various embodiments of the present invention are shown.
A touch switch base easy to control the height of a terminal comprises an insulating base 101, a first terminal 3 and a second terminal 4, wherein the first terminal 3 and the second terminal 4 are arranged in the insulating base 101; the first terminal 3 is provided with a first pin 32 extending out of the insulating base 101 and a first closed end 31 protruding out of the upper side of the insulating base 101, and the first pin 32 is integrally connected with the first closed end 31; the second terminal 4 is provided with a second pin 42 extending out of the insulating base 101 and a second closed end 41 protruding out of the upper side of the insulating base 101, and the second pin 42 is integrally connected with the second closed end 41; the first closed end 31 and the second closed end 41 are arranged at intervals and are both terminal sections, and the terminal sections of the first closed end 31 and the second closed end 41 are horizontal cross sections. The transverse section of the terminal is used as the contact surface of the elastic sheet, so that the bending process of the terminal is reduced, and meanwhile, the height of the terminal is well controlled.
Furthermore, a third terminal 81 is further disposed in the insulating base 101, the third terminal 81 has a third pin 811 protruding outside the insulating base 101 and a third closed end 812 protruding out of the upper side of the insulating base 101, and the third pin 811 and the third closed end 812 are integrally connected; the second terminal 4 further has a fourth closed end 43 exposed on the upper side of the insulating base 101, the second pin 42 is integrally connected with the fourth closed end 43, and the first closed end 31, the second closed end 41, the fourth closed end 43, and the third closed end 812 are sequentially arranged at intervals. The second terminal 4 further has a spring plate positioning end 44 protruding out of the upper side of the insulating base 101, the second pin 42 is integrally connected with the spring plate positioning end 44, and the first closed end 31, the second closed end 41, the fourth closed end 43, the spring plate positioning end 44, and the third closed end 812 are sequentially arranged at intervals. The third closed end 812 is preferably a terminal section. The insulating base 101 has the first extension 9 that upwards extends, the top of first extension 9 transversely extends has second extension 91, second extension 91 is just to being located the top of third closed end 812, and is formed with the clearance of stepping down 92 that supplies the shell fragment free end to stretch into between second extension 91 and the third closed end 812.
The insulating base 101 is provided with an elastic sheet supporting platform 93 protruding upwards, the height of the elastic sheet supporting platform 93 is flush with that of the first closed end 31, and the elastic sheet supporting platform 93 and the first closed end 31 are respectively positioned on two opposite sides of the second closed end 41. And the insulating base 101 has an upward protruding isolation block 94, and the isolation block 94 is located between the elastic sheet support platform 93 and the fourth closed end 43.
Fig. 5 is a sectional view of the tact switch base, which shows a structure of the tact switch base, especially a microswitch and a tact switch, used as a switchable silent and audible key switch product, wherein the second closing end 41 and the fourth closing end 43 are integrally connected to the second terminal 4 to form a COM terminal, and the terminal section is used as a conducting point to be easily implemented, so that the space occupied by the second terminal 4 on the insulating base 101 is saved, and meanwhile, the second terminal 4 is simpler to manufacture and has good controllability of manufacturing quality.
Fig. 6 is a sectional view of a tact switch base showing another tact switch base used as a switchable silent and audible key switch product, which is a structure of a combination of a tact switch and a tact switch, and thus, the fourth closed end 43 is also a terminal section. Preferably, the first closed end 31 is arranged symmetrically to the third closed end 812, and the second closed end 41 is arranged symmetrically to the fourth closed end 43.
FIG. 7 is a cross-sectional view of a tact switch base showing the structure of the tact switch base for a set of tact switches.
And, still provide a light touch switch, including the aforesaid is apt to control the switch base of light touch of the terminal height. As shown in fig. 1 to 4:
the light touch switch comprises a cavity shell 102, an insulating base 101, a switch cavity cover 2, a first terminal 3, a second terminal 4, a switch elastic sheet 5, a switch pressing piece 6, a driving reed 7, a micro-switch button 8, a third terminal 81 and a micro-switch elastic sheet 82, wherein the switch elastic sheet 5 is arranged above a first closed end 31 and a second closed end 41; one end of the micro-motion elastic sheet 82 and the fourth closing end 43 are kept normally closed, the middle part of the micro-motion elastic sheet 82 is positioned on the elastic sheet positioning end 44, and the free end of the micro-motion elastic sheet 82 extends into the abdicating gap 92.
The switch pressing member 6 includes a first pressing member 601 and a second pressing member 602, the spring installation groove 64 is disposed on the first pressing member 601, the first pressing member 601 has a first falling off prevention portion 111, and the second pressing member 602 has a second falling off prevention portion 112; the shell 1 is provided with a first avoidance through hole 12, the switch cavity cover 2 is positioned in the accommodating cavity 11, the switch cavity cover 2 is provided with a second avoidance through hole 21, the switch pressing piece 6 penetrates through the first avoidance through hole 12 and the second avoidance through hole 21, and the switch pressing piece 6 can be pressed to act on the switch elastic piece 5, so that the switch elastic piece 5 is connected with the first closed end 31 and the second closed end 41; the switch pressing piece 6 is provided with a return spring 63, the upper end of the return spring 63 acts on the switch pressing piece 6, and the lower end of the return spring 63 acts on the switch cavity cover 2. The switch cavity cover 2 is provided with a supporting point column 201 extending upwards, and the lower end of the return spring 63 is sleeved on the supporting point column 201. The switch pressing member 6 has a spring installation groove 64, the fulcrum column 201 extends into the spring installation groove 64, and the upper end of the return spring 63 extends into the spring installation groove 64 and upwards abuts against the inside of the spring installation groove 64.
The upper end of the first pressing piece 601 passes through the first avoiding through hole 12, the first anti-falling part 111 is limited by the first positioning part 1101 inside the shell 1, the upper end of the second pressing piece 602 passes through the second avoiding through hole 21, and the second anti-falling part 112 is limited by the lower side of the switch cavity cover 2; the first pressing member 601 presses against the second pressing member 602. The first pressing member 601 is pressed against the second pressing member 602 by a pressing column 6011, and the fulcrum column 201 and the pressing column 6011 are arranged in parallel. The spring installation groove 64 is arranged opposite to the fulcrum column 201 in the same axial direction.
The second pressing piece 602 is designed into the structural form of an outer button, the microswitch and the tact switch are switched by rotating the outer button, the sound and soundless switching is achieved, the second pressing piece 602 is pressed, and the microswitch button 8 or the switch pressing piece 666 is correspondingly driven by the second pressing piece 602 so as to control the pressing of the microswitch shrapnel 82 or the switch shrapnel 555.
The cavity shell 102 comprises a middle cover 103 and an upper cover 104, the upper end and the lower end of the middle cover 103 are open and are provided with peripheral side walls, the insulating base 101101 is arranged at the position, corresponding to the lower end opening of the middle cover 103, of the upper cover 104 is arranged at the position, corresponding to the upper end opening of the middle cover 103, of the upper cover 104. The upper cover 104 is provided with a downwardly extending buckling arm 105, a first buckling point 106 is convexly arranged on the outer side of the buckling arm 105, a second buckling point 107 is convexly arranged on the inner wall surface of the peripheral side wall of the middle cover 103, and the first buckling point 106 is limited below the second buckling point 107. The lower extreme of first stuck point 106 is provided with first guide surface, the upper end of second stuck point 107 is provided with first guide surface, first stuck point 106 is gone up along second guide surface extrusion card through first guide surface and is gone into inside the middle cover 103. And the outside of the insulating base 101101 is provided with a clamping protrusion 1011, the cavity shell 102 is provided with a buckling hole 1031, and the clamping protrusion 1011 is clamped into the buckling hole 1031.
The design of the utility model is characterized in that the cross section of the terminal is mainly used as the contact surface of the elastic sheet, so that the bending process of the terminal is reduced, meanwhile, the height of the terminal is well controlled, the service performance of the product is more stable, and the improvement of the use reliability of the key switch is facilitated.
Secondly, for the switchable sound-free and silent key switch product, because the second closed end and the fourth closed end 43 are integrally connected to the second terminal to form a COM terminal, the realization is easier by taking the terminal section as a conducting point, the space occupied by the second terminal on the insulating base 101 is saved, and meanwhile, the second terminal is simpler to manufacture and has good controllability of manufacturing quality.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "upper", "lower", "front", "rear", "left", "right", etc., indicating the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and operation, and should not be construed as limiting the specific scope of the present invention.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (10)
1. The utility model provides an easily touch switch base of control terminal height which characterized in that: the circuit comprises an insulating base, a first terminal and a second terminal, wherein the first terminal and the second terminal are arranged in the insulating base; the first terminal is provided with a first pin extending out of the insulating base and a first closed end protruding out of the upper side of the insulating base, and the first pin and the first closed end are integrally connected; the second terminal is provided with a second pin extending out of the insulating base and a second closed end protruding out of the upper side of the insulating base, and the second pin and the second closed end are integrally connected; the first closed end and the second closed end are arranged at intervals and are both terminal tangent planes.
2. The tact switch base easy to control the terminal height according to claim 1, wherein: a third terminal is further arranged in the insulating base, the third terminal is provided with a third pin extending out of the insulating base and a third closed end protruding out of the upper side of the insulating base, and the third pin and the third closed end are integrally connected;
the second terminal is also provided with a fourth closed end protruding out of the upper side of the insulating base, the second pin is integrally connected with the fourth closed end, and the first closed end, the second closed end, the fourth closed end and the third closed end are sequentially arranged at intervals.
3. The tact switch base easy to control the terminal height according to claim 2, wherein: the second terminal is also provided with an elastic sheet positioning end which is convexly exposed on the upper side of the insulating base, the second pin is integrally connected with the elastic sheet positioning end, and the first closed end, the second closed end, the fourth closed end, the elastic sheet positioning end and the third closed end are sequentially arranged at intervals.
4. The tact switch base easy to control the terminal height according to claim 2, wherein: the insulating base is provided with a first extending portion extending upwards, a second extending portion transversely extends from the top of the first extending portion, the second extending portion is opposite to the position above the third closed end, and an abdicating gap for the free end of the elastic sheet to extend into is formed between the second extending portion and the third closed end.
5. The tact switch base easy to control the terminal height according to claim 2, wherein: the third closed end is a terminal section.
6. The tact switch base easy to control the terminal height according to claim 1, wherein: the insulating base is provided with an elastic sheet supporting platform which is arranged in an upward protruding mode, the elastic sheet supporting platform is flush with the first closed end in height, and the elastic sheet supporting platform and the first closed end are located on two opposite sides of the second closed end respectively.
7. The tact switch base easy to control the terminal height according to claim 6, wherein: the insulating base is provided with an isolating block protruding upwards, and the isolating block is located between the elastic sheet supporting table and the fourth closed end.
8. The tact switch base easy to control the terminal height according to claim 2, wherein: the fourth closed end is a terminal section.
9. The tact switch base easy to control the terminal height according to claim 2, wherein: the first terminal, the second terminal and the third terminal are fixed with the insulating base in an injection molding mode.
10. A tact switch is characterized in that: a tact switch base including the easy control terminal height according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123019271.6U CN216698157U (en) | 2021-12-03 | 2021-12-03 | Light touch switch base easy to control terminal height and light touch switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123019271.6U CN216698157U (en) | 2021-12-03 | 2021-12-03 | Light touch switch base easy to control terminal height and light touch switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216698157U true CN216698157U (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123019271.6U Active CN216698157U (en) | 2021-12-03 | 2021-12-03 | Light touch switch base easy to control terminal height and light touch switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216698157U (en) |
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2021
- 2021-12-03 CN CN202123019271.6U patent/CN216698157U/en active Active
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