CN106449243B - A kind of key switch - Google Patents
A kind of key switch Download PDFInfo
- Publication number
- CN106449243B CN106449243B CN201610948767.6A CN201610948767A CN106449243B CN 106449243 B CN106449243 B CN 106449243B CN 201610948767 A CN201610948767 A CN 201610948767A CN 106449243 B CN106449243 B CN 106449243B
- Authority
- CN
- China
- Prior art keywords
- key
- contact
- switch
- positioning
- contact chip
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
Landscapes
- Push-Button Switches (AREA)
Abstract
The present invention discloses a kind of key switch, it include: switch pedestal, switch top cover, key sliding handle, spring, positioning purl, contact chip and contact terminal, switch pedestal and switch top cover installation cooperate, contact chip is equipped with two panels and is symmetrically mounted in switch pedestal, contact terminal is inserted into the bottom for being mounted on switch pedestal, and positioning purl is set between two panels contact chip and is connect by spring with key sliding handle.The present invention on key sliding handle by being arranged the key contact block with contact chip interference fit, so that key switch is more stable in the on-state.By opening up disconnection notch in key contact block, key switch is enabled to carry out different conduction modes according to actual need of work, so as to so that corresponding component realizes a variety of circuit functions.And key switching structure of the invention is simple, simplifies assembly technology, and the corresponding automation equipment of design is facilitated to carry out automatic assembling, so as to which labour cost is effectively reduced, improves the quality of production.
Description
Technical field
The present invention relates to a kind of switches, more particularly to a kind of key switch.
Background technique
The switch press glue handle of traditional key switch and contact chip be it is integrated, i.e., switch press glue handle is moved in pressing
While band moving contacting plate moved, to contact with the terminal on switch to realize conducting.Traditional pressing is led
Logical mode there is a problem of unstable, is easy to appear bounce with termination contact in contact chip sliding process, causes to be connected
Unstable situation, to influence the stability of key switch control.And traditional conduction mode can only realize a kind of circuit
Conducting, is not suitable for the control of a variety of circuit functions.And traditional key switch is since structure is complicated for small volume, so that dress
Match relative difficulty, be difficult to be assembled by automation equipment, anxiety can only be assembled by way of manual assembly, so that
Production efficiency low production cost is high, is unfavorable for the long term growth of enterprise.
Summary of the invention
The purpose of the present invention is overcoming shortcoming in the prior art, a kind of key switch is provided, there is conducting to stablize,
The characteristics of assembly technology is simply assembled with practical and automated production.
The purpose of the present invention is achieved through the following technical solutions:
A kind of key switch, comprising: switch pedestal, key sliding handle, spring, positions purl, contact chip and connects switch top cover
Contravention, the switch pedestal and switch top cover installation cooperate, and the contact chip is equipped with two panels and is symmetrically mounted on
In the switch pedestal, the contact terminal insertion is mounted on the bottom of the switch pedestal, and the positioning purl is set to two panels
It is connect between the contact chip and by the spring with the key sliding handle；
The contact chip has sequentially connected location and installation piece and elastic contact chip, and it is described fixed that the contact terminal is set to
Between position installation sheet and elastic contact chip；
The key sliding handle is equipped with the key contact block being interference fitted with the elastic contact chip, the key contact block
Disconnection notch can be offered on position corresponding with the elastic contact chip, the elastic contact chip passes through the key contact block
Sliding is connected or disconnected with the contact terminal.
As a kind of preferred scheme of the present invention, it is convex that there is the elastic contact chip the first contact protruding end to contact with second
Outlet, the first contact protruding end and the key contact block corresponding matching, second contact protruding end are contacted with described
Terminal corresponding matching.
As a kind of preferred scheme of the present invention, the elastic contact chip be equipped with it is multiple and be arranged in "-" type it is described fixed
On the installation sheet of position.
As a kind of preferred scheme of the present invention, the disconnection notch is equipped with multiple.
As a kind of preferred scheme of the present invention, one end of the positioning purl is fixed by the spring compression, another
End connect cooperation with the key sliding handle.
As a kind of preferred scheme of the present invention, positioning wedged block is installed on the key sliding handle, the positioning purl
One end engages or disengages with the positioning wedged block.
As a kind of preferred scheme of the present invention, limiting groove is offered on the positioning wedged block, in the limiting groove
Equipped with fixing card end, the positioning purl is moved along the limiting groove and engages or disengage with the fixing card end.
As a kind of preferred scheme of the present invention, the contact terminal is set to be symmetrically set there are six and in a row three
In the switch pedestal.
As a kind of preferred scheme of the present invention, the key sliding handle is that rubber presses sliding handle.
Compared with prior art, the invention has the following advantages that
The key contact block that key switch of the invention is interference fitted by the setting on key sliding handle and contact chip, so that
Key switch is more stable in the on-state.By opening up disconnection notch in key contact block, enable key switch root
Different conduction modes is carried out, according to actual need of work so as to so that corresponding component realizes a variety of circuit functions.And
And key switching structure of the invention is simple, simplifies assembly technology, and the corresponding automation equipment of design is facilitated to be filled automatically
Match, so as to which labour cost is effectively reduced, improves the quality of production.
Detailed description of the invention
Fig. 1 is the structural exploded view of the key switch of one embodiment of the invention；
Fig. 2 is the sectional arrangement drawing of the key switch in Fig. 1；
Fig. 3 is the structure chart of the switch pedestal of the key switch in Fig. 1；
Fig. 4 is the structure chart of the switch top cover of the key switch in Fig. 1；
Fig. 5 is the structure chart of the contact chip of the key switch in Fig. 1；
Fig. 6 is the structure chart of the key sliding handle of the key switch in Fig. 1.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
As shown in Figure 1, the structural exploded view of the key switch 10 for one embodiment of the invention.
In conjunction with shown in Fig. 1 and Fig. 2, a kind of key switch 10, comprising: switch pedestal 100, switch top cover 200, key sliding handle
300, spring 400, positioning purl 500, contact chip 600 and contact terminal 700, switch pedestal 100 are matched with the switch installation of top cover 200
It closes, contact chip 600 is equipped with two panels and is symmetrically mounted in switch pedestal 100, and the insertion of contact terminal 700 is mounted on switch bottom
The bottom of seat 100, positioning purl 500 are set between two panels contact chip 700 and are connect by spring 400 with key sliding handle 300.
As shown in figure 3, offering installation card slot 110 in switch pedestal 100, installation locating piece is equipped in installation card slot 110
120, it installs and offers anti-loaded locating notch 130 on card slot 110, installation locating convex block 140, installation are equipped in switch pedestal 100
The purl locating slot 141 for stationary positioned purl 500 is offered on locating convex block 140, is installed and is offered on locating convex block 140
For the spring positioning slot 142 of spring 400 to be fixedly mounted.The top of the switch pedestal 100 is offered for installing described connect
The terminal-mounting grooves (not shown) of contravention 700.
As shown in figure 4, the top of switch top cover 200 offers key installation through-hole 210, key sliding handle 300 be arranged in by
On key installation through-hole 210, switch top cover 200, which is equipped with, installs fixture block 220 with the top cover of installation card slot 110 mutually installation cooperation,
The top cover installation card slot 230 being mutually clamped with installation locating piece 120 is offered on top cover installation fixture block 220, top cover installs fixture block
220 are equipped with the anti-loaded positioning end 240 that cooperation is corresponded to each other with anti-loaded locating notch 130.
It is noted that spring 400, positioning purl 500 and contact terminal 700 are positioned by spring positioning slot 142, purl
Slot 141 and terminal-mounting grooves are mounted in switch pedestal 100, thus convenient to spring 400, positioning purl 500 and contact terminal
700 are installed and are positioned, and the specific non-standard automatic equipment of setting is also facilitated to be positioned and installed.
Switch pedestal 100 is installed 220 Fast Installation of fixture block with top cover by installation card slot 110 with switch top cover 200 and is engaged
Together, it is lacked in order to facilitate the installation of with quick positioning, and the design of reduction non-standard automatic equipment by the way that anti-loaded positioning is arranged
Mouth 130 and mutually matched anti-loaded positioning end 240, play anti-loaded identification function, so that installation is more accurate, position more square
Just.
As shown in figure 5, contact chip 600 has sequentially connected location and installation piece 610 and elastic contact chip 620, contact jaw
Son 700 is set between location and installation piece 610 and elastic contact chip 620.
As shown in fig. 6, key sliding handle 300 is equipped with the key contact block 310 being interference fitted with elastic contact chip 620, press
It can be offered on bonded contact block 310 position corresponding with elastic contact chip 620 and disconnect notch 311, elastic contact chip 620 is by pressing
The bonded sliding of contact block 310 is connected or disconnected with contact terminal 700.
Further, elastic contact chip 620 has the first contact protruding end 621 and the second contact protruding end 622, and first connects
Touch protruding end 621 and 310 corresponding matching of key contact block, the second contact protruding end 322 and 700 corresponding matching of contact terminal.
In the present embodiment, elastic contact chip 620 is equipped with multiple and is arranged on location and installation piece 610 in "-" type.It is disconnected
Open gap 311 is equipped with multiple and corresponding with elastic contact chip 620 in key contact block 310 according to specific conducting needs setting
Position on.Key sliding handle 300 is that rubber presses sliding handle.
It is noted that working as key sliding handle 300, when being pressed, key contact block 310 moves downward and and Elastic Contact
First contact protruding end 621 of piece 620 contacts, and is interference fitted since key sliding handle 300 is equipped with elastic contact chip 620, because
This elastic contact chip 620 by the extruding of key contact block 310 so that the second contact protruding end 322 is contacted with contact terminal 700,
Lead to state to realize.
Notch 311 is disconnected since key contact block 310 is equipped with, is broken when corresponding 620 position of elastic contact chip is equipped with
When open gap 311, elastic contact chip 620 is separated with elastic contact chip 620 or clearance fit, so that elastic contact chip 620 is protected
It holds original position not contact with contact terminal 700, corresponding interface unit is off-state at this time.
Therefore, the position for disconnecting notch 311 can be designed according to specific energized state, to make corresponding Elastic Contact
Piece 620 may make contact the replacement with disconnection during key sliding handle 300 is pressed and glided with contact terminal 700, thus
A variety of circuit conducting connections may be implemented, be thus suitable for different component ON operations, make the scope of application of the invention more
Extensively, and conducting is more stable.
In an embodiment of the present invention, it is symmetrically set there are six contact terminal 700 is set and in a row three and is switching
On pedestal, a variety of conduction states may be implemented by key sliding handle 300 and being slidably matched for elastic contact chip 620.
Referring to Fig. 6, key sliding handle 300 is equipped with spring retention posts 320, so that spring retention posts 320 can be quickly
It is positioned with spring 400, prevents spring 400 from positional shift occurs during pressing.
In conjunction with shown in Fig. 2 and Fig. 6, one end of positioning purl 500 is fixed by spring 400, and the other end and key are sliding
The connection cooperation of handle 300.
Further, positioning wedged block 330 is installed on key sliding handle 300, positions one end and the positioning wedged block of purl 500
330 engagings disengage.
Limiting groove 331 is offered on positioning wedged block 330, is equipped with fixing card end 332 in limiting groove 331, is positioned purl
500 are moved along limiting groove 331 and engage or disengage with fixing card end 332.
It is noted that positioning purl 500 be pressed abd fixed in switch pedestal 100 by spring 400, biography is simplified
Fixed assembly method is penetrated by setting groove or fixed block in system technology, so that assembly technology is simpler, facilitates design
Corresponding non-standard automatic equipment carries out Automated assembly.
The other end for positioning purl 500 is arranged in limiting groove 331, by the pressing campaign of key sliding handle 300 so that
Positioning purl 500 is moved along limiting groove 331, and limiting groove 331 is configured according to specific energized state, is passed through
The corresponding setting open state of holding is fixed with the engaging of fixing card end 332.
When pressing again key sliding handle 300, edge under the action of 400 elastic force of spring of purl 500 is positioned
Limiting groove 331 and fixing card end 332 disengage, key sliding handle 300 is completed to reset.
Compared with prior art, the invention has the following advantages that
Key switch 10 of the invention by key sliding handle 300 be arranged with contact chip 600 be interference fitted press it is bonded
Contact block 310, so that key switch 10 is more stable in the on-state.By opening up disconnection notch in key contact block 310
311, enable key switch 10 to carry out different conduction modes according to actual need of work, so as to so that corresponding member
Device realizes a variety of circuit functions.And 10 structure of key switch of the invention is simple, simplifies assembly technology, facilitates design pair
The automation equipment answered carries out automatic assembling, so as to which labour cost is effectively reduced, improves the quality of production.
Only several embodiments of the present invention are expressed for embodiment described above, and the description thereof is more specific and detailed, but
It cannot be construed as a limitation to the scope of the present invention.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention
Protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (6)
1. a kind of key switch characterized by comprising switch pedestal, switch top cover, key sliding handle, spring, positioning purl,
Contact chip and contact terminal, the switch pedestal and switch top cover installation cooperate, and the contact chip is equipped with two panels and mutual
It is symmetrically mounted in the switch pedestal, the contact terminal insertion is mounted on the bottom of the switch pedestal, the positioning lock
Needle is set between contact chip described in two panels and is connect by the spring with the key sliding handle；
The contact chip has sequentially connected location and installation piece and elastic contact chip, and the contact terminal is pacified set on the positioning
Between load and elastic contact chip；
The key sliding handle is equipped with the key contact block being interference fitted with the elastic contact chip, the key contact block and institute
Disconnection notch can be offered by stating on the corresponding position of elastic contact chip, the elastic contact chip is slided by the key contact block
It is connected or disconnected with the contact terminal；
The elastic contact chip have first contact protruding end with second contact protruding end, it is described first contact protruding end with it is described
Key contact block corresponding matching, the second contact protruding end and the contact terminal corresponding matching；
The elastic contact chip is equipped with multiple and is arranged in the location and installation on piece in "-" type；
The disconnection notch is equipped with multiple, and each disconnections notch setting is in the key contact block and the elastic contact chip pair
On the position answered；
Installation card slot is offered in the switch pedestal, is equipped in the installation card slot and locating piece is installed, on the installation card slot
Anti-loaded locating notch is offered, installation locating convex block is equipped in the switch pedestal, is opened up on the installation locating convex block useful
It offers on the purl locating slot of the fixation positioning purl, the installation locating convex block for the spring to be fixedly mounted
Spring positioning slot；The terminal-mounting grooves for installing the contact terminal are offered at the top of the switch pedestal.
2. key switch according to claim 1, which is characterized in that one end of the positioning purl passes through the spring pressure
It fastens, the other end connect cooperation with the key sliding handle.
3. key switch according to claim 2, which is characterized in that be equipped with positioning wedged block on the key sliding handle, institute
The one end for stating positioning purl engages or disengages with the positioning wedged block.
4. key switch according to claim 3, which is characterized in that offer limiting groove, institute on the positioning wedged block
State and be equipped with fixing card end in limiting groove, the positioning purl moved along the limiting groove and with fixing card end card
It closes or disengages.
5. key switch according to claim 1, which is characterized in that the contact terminal sets there are six and is in a row three
It is symmetrically set in the switch pedestal.
6. key switch according to claim 1, which is characterized in that the key sliding handle is that rubber presses sliding handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610948767.6A CN106449243B (en) | 2016-10-25 | 2016-10-25 | A kind of key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610948767.6A CN106449243B (en) | 2016-10-25 | 2016-10-25 | A kind of key switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106449243A CN106449243A (en) | 2017-02-22 |
| CN106449243B true CN106449243B (en) | 2019-04-16 |
Family
ID=58178824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610948767.6A Active CN106449243B (en) | 2016-10-25 | 2016-10-25 | A kind of key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106449243B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202816749U (en) * | 2012-08-29 | 2013-03-20 | 褚锦雄 | Two-stage switching type minisize switch structure |
| CN104362022A (en) * | 2014-11-21 | 2015-02-18 | 桂林航天电子有限公司 | Small-sized multipath sectional type change-over travel switch |
| CN204390950U (en) * | 2015-03-03 | 2015-06-10 | 梁汉华 | A kind of touch switch |
| CN206194603U (en) * | 2016-10-25 | 2017-05-24 | 惠州同发宝微控科技有限公司 | Button switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5614349B2 (en) * | 2011-03-23 | 2014-10-29 | 豊田合成株式会社 | Push switch |
-
2016
- 2016-10-25 CN CN201610948767.6A patent/CN106449243B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202816749U (en) * | 2012-08-29 | 2013-03-20 | 褚锦雄 | Two-stage switching type minisize switch structure |
| CN104362022A (en) * | 2014-11-21 | 2015-02-18 | 桂林航天电子有限公司 | Small-sized multipath sectional type change-over travel switch |
| CN204390950U (en) * | 2015-03-03 | 2015-06-10 | 梁汉华 | A kind of touch switch |
| CN206194603U (en) * | 2016-10-25 | 2017-05-24 | 惠州同发宝微控科技有限公司 | Button switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106449243A (en) | 2017-02-22 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20221219 Address after: 516008 No.93, group 3, Xiaotie village, Xiaojinkou sub district office, Huicheng District, Huizhou City, Guangdong Province Patentee after: HUIZHOU FULILAI ELECTRONIC Co.,Ltd. Address before: 516023 No. 93, group 3, Xiaotie village, Xiaojinkou sub district office, Huicheng District, Huizhou City, Guangdong Province Patentee before: HUIZHOU TONGFABAO MICRO CONTROL TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |