CN204204702U - A kind of frivolous switch - Google Patents
A kind of frivolous switch Download PDFInfo
- Publication number
- CN204204702U CN204204702U CN201420695786.9U CN201420695786U CN204204702U CN 204204702 U CN204204702 U CN 204204702U CN 201420695786 U CN201420695786 U CN 201420695786U CN 204204702 U CN204204702 U CN 204204702U
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- CN
- China
- Prior art keywords
- movable terminal
- terminal
- fixed
- base
- pressing piece
- 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.)
- Ceased
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- 238000005452 bending Methods 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 10
- 230000003993 interaction Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000000881 depressing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Push-Button Switches (AREA)
Abstract
A kind of frivolous switch, comprise upper cover, base, fixed terminal, movable terminal and pressing piece, described base is provided with a guide pillar, pressing piece is connected to and is socketed with on the guide pillar of back-moving spring, upper cover is exposed for pressing in upper end, upper cover and base fasten and make middle part form a cavity, and fixed terminal and movable terminal are arranged in cavity, and fixed terminal all passes base with one end of movable terminal and is connected with external circuit; Described movable terminal comprises integrated operating member and fixed part, and movable terminal is fixed on the base of fixed terminal front end by described fixed part, and described fixed part extends operating member from left side or right side bending.Compared with prior art, the utility model uses the means of side edge bending, reduces the height of movable terminal, is conducive to the lightening of frivolous switch; The area of the fixed part contact base of movable terminal is comparatively large, and during use, movable terminal not easily produces shake, and feel is better, and structure is simple, and manufacturing cost is lower.
Description
Technical field
The utility model relates to a kind of electronic switch, particularly a kind of frivolous switch.
Background technology
A lot of action needs of existing equipment use key switch as input medium, and key switch quality determines the experience of input equipment, need to ensure good feel and useful life.
The movable contact spring that existing employing sheet metal is made mostly is has flexible structure by bending formation, this movable contact spring realizes dynamic touching primarily of the kink formation elasticity that one is located at bottom, but, because keyboard or other mechanical switch input equipments are more and more paid attention to lightening now, if arrange bending by top or bottom to form elasticity, then because need to pursue good feel, again for fear of the strength problem of sheet metal, reserved certain height is needed to realize bending, product is not easy to do more lightening, and this movable contact spring structure is comparatively complicated, production cost is also higher.
Utility model content
In view of this, the utility model needs the problem solved to be to provide a kind of frivolous and simple key switch of structure.
A kind of frivolous switch, comprise upper cover, base, fixed terminal, movable terminal and pressing piece, described base is provided with a guide pillar, pressing piece is connected to and is socketed with on the guide pillar of back-moving spring, upper cover is exposed for pressing in upper end, upper cover and base fasten and make middle part form a cavity, and fixed terminal and movable terminal are arranged in cavity, and fixed terminal all passes base with one end of movable terminal and is connected with external circuit; By the contact moving up and down promotion movable terminal action and then control movable terminal and fixed terminal and the disconnection of pressing piece, described movable terminal comprises integrated operating member and fixed part, movable terminal is fixed on base one side of fixed terminal front end by described fixed part, described fixed part extends operating member from a lateral buckling, and described operating member is parallel to fixed part.
Preferably, described pressing piece vertically extends at least two projections to movable terminal direction, and described protruding front end has domatic; Described movable terminal comprises the protuberance that at least two bendings are extended, described protuberance is arranged on bottom operating member or the two ends, left and right on top, position and pressing piece are protruding relative, and pressing piece promotes contact or the disconnection of movable terminal and fixed terminal by protuberance and the domatic interaction of projection.
Preferably, described protuberance is to the bending of fixed part direction, and the domatic angle of angle and pressing piece is suitable.
Preferably, described fixed terminal comprises installation portion and contact site, and described installation portion is provided with through hole, and fixed terminal realizes fixing by being received by through hole cover bottom guide pillar.
Preferably, described contact site is bending perpendicular to base bottom from installation portion one end, comprises a contact contacted with movable terminal.
Preferably, described base comprises one and leans against the mounting groove of base for fixing movable terminal, and the fixed part of described movable terminal laterally embeds and is fixed in mounting groove.
Compared with prior art, the utility model uses the means of side edge bending, reduces the height of movable terminal, is conducive to the lightening of frivolous switch; The area of the fixed part contact base of movable terminal is comparatively large, and during use, movable terminal not easily produces shake, and feel is better, and structure is simple, and manufacturing cost is lower.
Accompanying drawing explanation
Fig. 1 is the overall structure exploded perspective view of frivolous Switching embodiments described in the utility model;
Fig. 2 is the movable terminal structural representation of frivolous Switching embodiments described in the utility model;
Fig. 3 is the assembled inside structural representation of frivolous Switching embodiments described in the utility model;
Fig. 4 is the assembled state schematic diagram of frivolous Switching embodiments described in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model content is described in further detail.
The overall structure exploded perspective view of Fig. 1 to be Fig. 1 be frivolous Switching embodiments described in the utility model; Fig. 2 is movable terminal 4 structural representation of frivolous Switching embodiments described in the utility model; Fig. 4 is the assembled state structural representation of frivolous Switching embodiments described in the utility model.
As shown in the embodiment of fig. 1, frivolous switch described in the utility model comprises upper cover 1, base 2, pressing piece 5, back-moving spring 6, movable terminal 4 and fixed terminal 3, this upper cover 1 periphery arranges multiple button hole 11, and base 2 place corresponding with upper cover 1 button hole 11 is provided with screens 22, upper cover 1 can be fastened with coordinating of screens 22 by button hole 11 with base 2, forms the cavity that places pressing piece 5, back-moving spring 6, movable terminal 4 and fixed terminal 3 after fastening in the middle of upper cover 1 and base 2.This base 2 is provided with guide pillar 21, and guide pillar bottom is extended bottom base 2, and back-moving spring 6 is socketed in outside guide pillar 21, is provided with guide hole in the middle of this first guide pillar 21.And this pressing piece 5 bottom is provided with backstay, pressing piece 5 is by penetrating guide hole by backstay, coordinate the back-moving spring between pressing piece 5 and base 2 can realize depressing and upspring, also guide groove is provided with between pressing piece 5 four edges and base 2, when pressing piece 5 is pressed or act on reset by back-moving spring 6, pressing piece 5 moves up and down along guide groove, pressing piece 5 top passes upper cover 1 to connect outside keycap, pressing piece 5 is also provided with at least two projections 51, these protruding 51 front ends are provided with domatic, when pressing piece 5 moves up and down, protruding 51 can promote movable terminal makes it to contact with fixed terminal 3 or disconnect.Preferably, base 2 is also provided with the fixing press strip 7 installed for button, and this fixing press strip 7 one-tenth " door " font, passes from two ends, base 2 left and right, base 2 and keyboard is connected and fixed.
In embodiment, fixed terminal 3 and movable terminal 43 are fixed on base 2, and wherein, fixed terminal 3 comprises the weld part be welded and fixed with external circuit, the contact site 33 fixed terminal 3 being fixed on the installation portion 32 on guide pillar 21 and contacting with movable terminal 4.The through hole that guide pillar 21 can be allowed to pass is provided with in the middle of installation portion 32, fixed terminal 3 is socketed on guide pillar 21 by the through hole on installation portion 32, and contact site 33 is bent upwards perpendicular to bottom base 2 from installation portion 32 one end, contact site 33 is established the contact for contacting with operating member 41.Preferably, this contact is column contact, and it can be contacted with movable terminal 4 preferably.
As shown in Figure 2, movable terminal 4 comprises the operating member 41 that fixed part 42 that one connects and the part 5 that is pressed protruding 51 promote to contact with fixed terminal 3, fixed part 42 extends operating member 41 from a lateral buckling, the face that this operating member 41 is formed is parallel to the face of fixed part 42, forms the U-shaped structure of laterally placing.This base 2 is provided with one and leans against base 2 while for the mounting groove of fixing movable terminal 4, and fixed part 42 laterally embeds and is fixed in mounting groove, because it leans against on base 2, contributes to stable movable terminal 4, movable terminal 4 is not easily swung.Concrete, operating member 41 is provided with the protuberance 43 that at least two bendings are extended, this protuberance 43 is arranged on the two ends, left and right bottom operating member 41, position is relative with pressing piece 5 projection 51, pressing piece 5 promotes protuberance 43 by projection 51 is domatic, realizes contact or the disconnection of movable terminal 4 and fixed terminal 3.Preferably, this protuberance 43 tilts to the bending of fixed part 42 direction, and the angle of bending is suitable with the domatic angle of pressing piece 5, protuberance 43 and protruding 51 is adjacent to domatic, contribute to like this reducing the resistance between protruding 51 and protuberance 43, extend the useful life of switch.
As shown in Figure 4, upper cover 1 and base 2 fasten rear formation entirety, and pressing piece 5 stretches out from upper cover 1.And figure below can find out that fixed terminal 3 weld part 31 and the weld part 40 of movable terminal 4 expose base 2 outside, this weld part is connected with external circuit respectively, also comprises fixing press strip 7, and this fixing press strip 7 exposes two ends, for being fixed on keyboard.This base 2 also comprises two erection columns 24, locates for frivolous switch.
During use, when pressing piece 5 is pressed, the backstay of pressing piece 5 down moves along guide pillar 21 guide hole of base 2, back-moving spring 6 is extruded, operating member 41 protuberance 43 that the domatic meeting of projection 51 of pressing piece 5 againsts movable terminal 4 moves down, operating member 41 is because lose the power that pressing piece 5 projection 51 supports, moved forward by the elastic force produced after sheet metal bending, finally contact with fixed terminal 3, be connected to movable terminal 4 and the circuit turn-on of fixed terminal 3, produce a pressing signal; When removing the power of pressing after pressing piece 5 presses, because the returning elastic of back-moving spring 6, pressing piece 5 applies a power up, at this moment pressing piece 5 projection 51 also can up boost, because domatic effect, the operating member 41 of movable terminal 4 can be pushed open backward, now movable terminal 4 can disconnect with fixed terminal 3 and contacting, return to the position before pressing, disconnect pressing signal.
Compared with prior art, the utility model uses the means of side edge bending, reduces the height of movable terminal, is conducive to the lightening of frivolous switch; The area of the fixed part contact base of movable terminal is comparatively large, and during use, movable terminal not easily produces shake, and feel is better, and structure is simple, and manufacturing cost is lower.
Above-described embodiment is only preferably implementation of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these apparent replacement forms all belong to protection range of the present utility model.
Claims (6)
1. a frivolous switch, comprise upper cover (1), base (2), fixed terminal (3), movable terminal (4) and pressing piece (5), described base (2) is provided with a guide pillar (21), pressing piece (5) be connected to be socketed with back-moving spring guide pillar (21) on, upper cover (1) is exposed for pressing in upper end, upper cover (1) and base (2) fasten and make middle part form a cavity, fixed terminal (3) and movable terminal (4) are arranged in cavity, and fixed terminal (3) and one end of movable terminal (4) all pass base (2) and be connected with external circuit; By the contact moving up and down promotion movable terminal (4) action and then control movable terminal (4) and fixed terminal (3) and the disconnection of pressing piece (5), it is characterized in that: described movable terminal (4) comprises integrated operating member (41) and fixed part (42), movable terminal (4) is fixed on base (2) one side of fixed terminal (3) front end by described fixed part (42), described fixed part (42) extends operating member (41) from a lateral buckling, and described operating member (41) is parallel to fixed part (42).
2. frivolous switch according to claim 1, is characterized in that: described pressing piece (5) vertically extends at least two projections (51) to movable terminal (4) direction, and described projection (51) front end has domatic; Described movable terminal (4) comprises the protuberance (43) that at least two bendings are extended, described protuberance (43) is arranged on two ends, left and right, operating member (41) bottom, position is relative with pressing piece (5) protruding (51), and pressing piece (5) promotes contact or the disconnection of movable terminal (4) and fixed terminal (3) by the interaction that protuberance (43) is domatic with protruding (51).
3. frivolous switch according to claim 2, is characterized in that: described protuberance (43) is to the bending of fixed part (42) direction, and the domatic angle of angle and pressing piece (5) protruding (51) is suitable.
4. frivolous switch according to claim 2, it is characterized in that: described fixed terminal (3) comprises installation portion (32) and contact site (33), described installation portion (32) is provided with through hole, and fixed terminal (3) realizes fixing by through hole cover being received guide pillar (21) bottom.
5. frivolous switch according to claim 4, is characterized in that: described contact site (33) is bending perpendicular to base (2) bottom from installation portion (32) one end, comprises a contact contacted with movable terminal (4).
6. frivolous switch according to claim 5, it is characterized in that: described base (2) comprises one and leans against the mounting groove (24) of base for fixing movable terminal (4), the fixed part (42) of described movable terminal (4) laterally embeds and is fixed in mounting groove (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420695786.9U CN204204702U (en) | 2014-11-19 | 2014-11-19 | A kind of frivolous switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420695786.9U CN204204702U (en) | 2014-11-19 | 2014-11-19 | A kind of frivolous switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204204702U true CN204204702U (en) | 2015-03-11 |
Family
ID=52662631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420695786.9U Ceased CN204204702U (en) | 2014-11-19 | 2014-11-19 | A kind of frivolous switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204204702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016169365A1 (en) * | 2015-04-23 | 2016-10-27 | 余正明 | Ultrathin keyboard switch |
-
2014
- 2014-11-19 CN CN201420695786.9U patent/CN204204702U/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016169365A1 (en) * | 2015-04-23 | 2016-10-27 | 余正明 | Ultrathin keyboard switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20221103 Decision number of declaring invalidation: 59001 Granted publication date: 20150311 |