CN104810184B - A kind of key switch - Google Patents
A kind of key switch Download PDFInfo
- Publication number
- CN104810184B CN104810184B CN201510235685.2A CN201510235685A CN104810184B CN 104810184 B CN104810184 B CN 104810184B CN 201510235685 A CN201510235685 A CN 201510235685A CN 104810184 B CN104810184 B CN 104810184B
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- China
- Prior art keywords
- housing
- axis body
- keycap
- thin film
- wiring thin
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Abstract
The invention discloses a kind of key switch, including keycap, housing, axis body and elastic component, the axis body is arranged in the housing, described elastic component one end is connected to the axis body, the other end is with being connected to the housing, the keycap is covered on the axis body, when the keycap is pressed, the keycap drives the relatively described housing motion of axis body, the key switch also includes wiring thin film and conduction element, the wiring thin film is arranged at side of the housing away from the keycap, the wiring thin film is provided with firing point, when the keycap is pressed, the axis body drives the conduction element to be contacted with the firing point and has existing machinery keyboard good hand touch concurrently to trigger the wiring thin film generation signal, the height pressing life-span, it is non-watertight that existing machinery keyboard is solved while the performance such as conducting speed is fast, the problem of oxidizable and cost is high, simplify the making packaging technology of existing machinery keyboard.
Description
Technical field
The present invention relates to mechanical keyboard technical field, more particularly, to a kind of key switch of mechanical keyboard.
Background technology
The key switch of mechanical keyboard is that the hard contact being bonded at using riveting on two metal clips is turned on, and the button is opened
Close manufacturing process complicated, cost is high, and metal clips pin position is welded on pcb board, between key switch and pcb board without it is any every
Gear, so when user accidentally splashes water on keyboard, water will flow into keyboard along the gap between each key switch,
Cause mechanical keyboard moment dead short, its function, life-span can not be effectively guaranteed.Therefore, current mechanical keyboard
Key switch can't resolve waterproof problem.In addition, at air humidity larger season or longer keyboard use time, its metal
Contact and pin position bump easily aoxidize, cause product functionality double-click bad or product function it is entirely ineffective, to user with
Very big puzzlement is carried out.
The content of the invention
In view of this, it is necessary to provide a kind of key switch for being capable of waterproof in fact.
A kind of key switch, including keycap, housing, axis body and elastic component, the axis body is arranged in the housing, described
Elastic component one end is connected to the axis body, and the other end is with being connected to the housing, and the keycap is covered on the axis body, works as institute
When stating keycap and being pressed, the keycap drives the relatively described housing motion of axis body, and the elastic component is extruded by the axis body
Produce an elastic force for resetting the axis body, it is characterised in that：The key switch also includes wiring thin film and conduction element,
The wiring thin film is arranged at side of the housing away from the keycap, and the wiring thin film is provided with firing point, when the key
When cap is pressed, the axis body drives the conduction element to be contacted with the firing point and produces signal to trigger the wiring thin film.
In above-mentioned key switch, the conduction element is fixed in the housing, and it includes body and movable part, the activity
Portion is connected on the body, and the movable part is provided with raised and contact boss, and the contact boss and the raised phase are solid
Fixed, the axis body is provided with inclined-plane, when keycap is pressed, the inclined-plane expression lobes, so that the contact boss acts on institute
State firing point and trigger the wiring thin film and produce the signal.
In above-mentioned key switch, depression forms U-shaped reinforcement, the reinforcement and the projection to the body perimeter downwards
Protrusion into opposite direction is arranged at the side of body.
In above-mentioned key switch, the wiring thin film is provided with mounting hole and bending wall, and the bending wall is installed with described
Hole is disposed adjacent, and the bending wall extends from the wiring thin film to the housing, and the housing is provided with bar shaped chamber, the folding
Curved wall is plugged on the bar shaped intracavitary, and the hollow locating dowel of the housing bottom passes through mounting hole.
In above-mentioned key switch, the conduction element includes elastomer, conduction column and conducting head, and the conduction column passes through described
Elastomer is connected with the axis body, and the conducting head is located at the one end of the conduction column away from the elastomer, and the housing is set
Through hole is equipped with, when keycap is pressed, the conducting head drives conducting head to act on firing point through the through hole.
In above-mentioned key switch, the axis body is internally formed buckle cavity volume, and the elastomer is contained in the buckle cavity volume
Interior, conduction column one end adjacent with elastic component fastens with the axis body.
In above-mentioned key switch, the conduction column and conducting head are double-shot moulding, and the conduction column is by wear-resisting easy cunning
Material is made, and the conducting head is made up of silastic material.
In above-mentioned key switch, the shell fragment with resilient contact is additionally provided with the housing, the axis body is provided with tiltedly
Face, when keycap is pressed, the inclined-plane extrudes the resilient contact.
In above-mentioned key switch, empty avoiding hole position is additionally provided with the wiring thin film, the support feet of housing is arranged in described
Empty avoiding hole position.
The beneficial effects of the present invention are：The key switch is by the way that the design of mechanical keyboard and membrane keyboard is integrated
Improvement, i.e., set wiring thin film in mechanical keyboard construction of switch and drive the conducting device of the wiring thin film conducting, realize
The present invention can waterproof, not oxidizable, technique be simple to manufacture the advantage low with cost.
Brief description of the drawings
Fig. 1 is the exploded view of the key switch of the first embodiment of the invention, and the key switch includes base and conduction element.
Fig. 2 is the profile of the key switch shown in Fig. 1.
Fig. 3 is the upward view of the base shown in Fig. 1.
Fig. 4 is the top view of the base shown in Fig. 1.
Fig. 5 is the structure chart of conduction element in Fig. 1.
Fig. 6 is the profile of conduction element in Fig. 1.
Fig. 7 is the exploded view of second of embodiment key switch of the invention, and the key switch includes base.
Fig. 8 is the profile of the key switch shown in Fig. 7.
Fig. 9 is the top view of the base shown in Fig. 7.
Figure 10 is the upward view of the base shown in Fig. 7.
Embodiment
To make one of ordinary skill in the art be more clearly understood from the object, technical solutions and advantages of the present invention, with
Under the present invention is further elaborated in conjunction with the accompanying drawings and embodiments.
Referring to figs. 1 to shown in Fig. 4, it is the exploded view of first embodiment key switch 100.In certain embodiments, should
Key switch 100 includes keycap 1, housing 2, axis body 3 and elastic component 4, wiring thin film 5 and conduction element 6.
Housing 2 includes upper casing 21, lower casing 22 and accommodating cavity 23, and accommodating cavity 23 is through upper casing 21 and lower casing 22, upper casing 21
It is provided with the first via 211.Lower casing 22 is provided with the second via 224, bar hole 221 and hollow locating dowel 223, the first via
211 are correspondingly arranged with size, the shape of the second via 224, and mounted LED lamp bar is can be used for as needed.Bar hole 221 is to lower casing
22 inside extensions form bar shaped chamber 222, and hollow locating dowel 223 stretches out lower casing 22 with spacing wiring thin film 5.
Axis body 3 is located in the accommodating cavity 23 of housing 2, and keycap 1 is covered on the top of axis body 3, and it has been internally formed thimble 32,
Thimble 32 is placed in hollow locating dowel 223 through elastic component 4 is movable, and axis body 3 is provided with inclined-plane 31, in this embodiment, axis body 3
With two inclined-planes 31.
Elastic component 4 is spring, preferably stainless steel spring, is sheathed in hollow locating dowel 223, one end is connected to axis body 3,
The other end is connected to lower casing 22.
Wiring thin film 5 is located at side of the housing 2 away from keycap 1, and wiring thin film 5 is provided with firing point 51, and wiring thin film 5 is set
Have in mounting hole 53 and bending wall 52, this embodiment, 90 ° of the bending at firing point 51 of wiring thin film 5 forms bending wall 52, folding
Curved wall 52 is disposed adjacent with mounting hole 53, and bending wall 52 extends and is plugged in bar shaped chamber 222 from wiring thin film 5 to lower casing 22,
By this setting, in the case of careless water inlet, bending wall 52 is in vertical state, significantly more efficient can avoid entering accidentally
The influence that water is brought；Hollow locating dowel 223 passes through mounting hole 53, for spacing wiring thin film 5.
Reference picture 5 to Fig. 6, conduction element 6 includes body 61 and movable part 62, and movable part 62 is connected on body 61.Body
Depression forms U-shaped reinforcement downwards on 61 peripheries, and U-shaped reinforcement and the protrusion of projection 621 into opposite direction are arranged at body 61
Side, U-shaped reinforcement includes the first reinforcement 611, the second reinforcement 612 and the 3rd reinforcement 613, first reinforcement
611st, the second reinforcement 612 and the 3rd reinforcement 613 are a U-shaped groove connected, the mechanical strength for increasing conduction element 61,
To prevent conduction element 61 from deforming.
In this embodiment, movable part 62 is provided with two projections 621, is connected to the connecting plate 622 of two lower sections of projection 621
And the contact boss 623 on connecting plate 622 is connected to, another raised 621 is corresponding with two inclined-planes 31 of axis body 3, projection 621
Preferably arc, when keycap 1 is pressed, the extruding of inclined-plane 31 arc convex 621 produces frank clear and melodious paragraph sense, typewriting section
Play sense full；Contact boss 623 includes the rectangle bending body 6231 and fillet convex stupefied 6232 of certain bending degree, bending body 6231
Connecting plate 622 is connected to, there are certain ballistic properties；Bending body 6231 is formed at convex stupefied 6232 bending part of fillet, for
Firing point 51 is contacted, when keycap 1 is pressed, and fillet convex stupefied 6232 acts on the firing point 51 and triggers the wiring thin film 5
Produce signal.In this embodiment, fillet convex stupefied 6232 is contacted with firing point 51 for face, to reduce the damage to wiring thin film 5, energy
Enough increase the service life of mechanical keyboard.
Reference picture 7 is to Fig. 8, and it is the exploded view of the key switch 200 of second embodiment.In certain embodiments, should
Key switch 200 includes keycap 10, housing 20, axis body 30, elastic component 40, wiring thin film 50 and conduction element 60.
Housing 20 include upper casing 201, lower casing 202 and accommodating cavity 203, accommodating cavity 203 through upper casing 201 and lower casing 202,
Upper casing 201 is provided with the 3rd via 2011, shown in reference picture 9 to Figure 10, and lower casing 202 is provided with the 4th via 2023 and through hole
2021, through hole 2021 extends inwardly to form cylindrical cavity 2022, and the periphery of through hole 2021 is formed with step 2024, the step 2024
An electrical functionality problem is led for preventing the flash of the inner surface of through hole 2021 from having influence on；3rd via 2011 and the 4th via 2023
Size, shape be correspondingly arranged, as needed can be used for mounted LED lamp bar.
Axis body 30 is located in the accommodating cavity 203 of housing 20, and keycap 10 is covered on the top of axis body 30, and it has been internally formed card
Cavity volume 301 is detained, the outside of axis body 30 is provided with inclined-plane 302, in this embodiment, and axis body 33 is with two inclined-planes 302.
Elastic component 40 is spring, preferably stainless steel spring, is sheathed on cylindrical cavity 2022, one end is connected to axis body 30,
The other end is connected to lower casing 202.
Wiring thin film 50 is located at side of the housing 20 away from keycap 10, and wiring thin film 50 is provided with firing point 501 and emptiness avoiding hole
In position 502, this embodiment, empty avoiding hole position 502 is provided with 4, and four lower margins 2024 with lower casing 202 are corresponding, i.e. lower margin 2024
Through empty avoiding hole position 502, on the one hand for simply being positioned to wiring thin film 50, on the other hand for preventing the quilt of wiring thin film 50
Compress and bond and misleading for switching signal occur.Wiring thin film 50 is trilaminar structure ripe at present, using on the market
Viscous marine glue technology, make wiring thin film 50 three lamellas disconnect mouth at be fully sealed, so as to reach waterproof and firing point oxygen
Change purpose.
Conduction element 60 includes elastomer 601, conduction column 602 and conducting first 603, and elastomer 601 is contained in buckle cavity volume
301, conduction column 602 fastens with axis body 30；Conducting first 603 is located at the one end of conduction column 602 away from elastomer 601, by this
Set, it is ensured that conducting first 603 is 1mm~1.5mm with the conducting of wiring thin film 50 distance, meeting mechanical keyboard has leading quickly
Logical speed, while elastomer 601 can also continue to pressing after the conducting of wiring thin film 50, to meet the head office of current mechanical keyboard
Journey is 4mm, it is ensured that user has uses feel well, prevents the press sense stopped abruptly.Conduction column 602 and conducting head
603 be double-shot moulding, and conduction column 602 is made up of wear-resisting easy sliding material, and conducting first 603 is made up of silastic material, a side
There is preferable feel in face when keeping mechanical keyboard switch press to go down, and on the other hand ensures after high reps is pressed, does not damage thin
Film circuit 50 and conducting first 603 so that ensure mechanical keyboard switch high life, and it is described conducting first 603 to firing point 501 away from
From adjustable, so as to meet demand of the game user to button fast conducting of specialty.
Shell fragment 70 is arranged in lower casing 202, and setting two has resilient contact 701 corresponding with inclined-plane 302.Press keycap 10
When, inclined-plane 302 is contacted with resilient contact 701, can produce button paragraph feel, the shell fragment 70 in this structure only undertake generation by
Key paragraph feel is acted on, it is preferable that shell fragment 70 is made from stainless steel.Produced to complete water proof machine keyboard
During assembling, the upper casing 201 is snapped connection with lower casing 202, and is fixed on installing plate 90, it is preferable that installing plate 90 can be set
Waterproof edge 901 is put, for preventing the current of the periphery of keycap 10 from flowing into keyboard.
The present invention is improved to utilize by the structure for being turned on existing machinery keyboard using two metal clips contact points
Conducting device drives the structure that wiring thin film is turned on, in the handfeel of keys stabilization for possessing existing machinery keyboard switch, high pressing longevity
The performance such as life, conducting speed is fast, while the problem of also solving non-watertight, oxidizable existing machinery keyboard and high cost,
Simplify the making packaging technology of existing machinery keyboard.
The technology contents set forth above that the present invention is only further illustrated with embodiment, in order to which reader is easier to understand,
But embodiments of the present invention are not represented and are only limitted to this, and any technology done according to the present invention extends or recreated, and is sent out by this
Bright protection.
Claims (1)
1. a kind of key switch, including keycap, housing, axis body and elastic component, the axis body are arranged in the housing, the bullet
Property part one end be connected to the axis body, the other end and be connected to the housing, the keycap is covered on the axis body, when described
When keycap is pressed, the keycap drives the relatively described housing motion of axis body, and the elastic component is extruded by the axis body and produced
Raw one makes the elastic force that the axis body resets, it is characterised in that：The key switch also includes wiring thin film and conduction element, institute
State wiring thin film and be arranged at side of the housing away from the keycap, the wiring thin film is provided with firing point, the conduction element
It is fixed in the housing, it includes body and movable part, the movable part is connected on the body, the movable part is set
There is raised and contact boss, the contact boss and the raised phase are fixed, and the axis body is provided with inclined-plane, when keycap is pressed
When, the inclined-plane expression lobes, so that the contact boss acts on the firing point and triggers the wiring thin film and produce letter
Number；Depression forms U-shaped reinforcement to the body perimeter downwards, and the reinforcement is set with the protrusion for raising into opposite direction
In the side of body；The wiring thin film is provided with mounting hole and bending wall, and the bending wall is disposed adjacent with the mounting hole,
The bending wall extends from the wiring thin film to the housing, and the housing is provided with bar shaped chamber, and the bending wall is plugged on
The bar shaped intracavitary, the hollow locating dowel of the housing bottom passes through mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510235685.2A CN104810184B (en) | 2015-05-11 | 2015-05-11 | A kind of key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510235685.2A CN104810184B (en) | 2015-05-11 | 2015-05-11 | A kind of key switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104810184A CN104810184A (en) | 2015-07-29 |
| CN104810184B true CN104810184B (en) | 2017-08-25 |
Family
ID=53694941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510235685.2A Expired - Fee Related CN104810184B (en) | 2015-05-11 | 2015-05-11 | A kind of key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104810184B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107463266B (en) * | 2016-06-02 | 2020-08-07 | 技嘉科技股份有限公司 | Conducting strip assembly, key module comprising conducting strip assembly and keyboard |
| CN107464715B (en) * | 2016-06-02 | 2019-08-23 | 技嘉科技股份有限公司 | Conductive sheet component, the key module comprising the conductive sheet component and keyboard |
| CN107464711B (en) * | 2016-06-06 | 2019-01-29 | 技嘉科技股份有限公司 | Button assembly and mechanical keyboard |
| TW201822231A (en) * | 2016-12-08 | 2018-06-16 | 致伸科技股份有限公司 | Input device with adjustable force level |
| CN107256090A (en) * | 2017-05-31 | 2017-10-17 | 泉州天诚机电设备有限公司 | A kind of mechanical computer keyboard |
| CN109036921A (en) * | 2018-08-01 | 2018-12-18 | 东莞市微技电子科技有限公司 | A kind of press-key structure |
| CN112038145A (en) * | 2019-06-03 | 2020-12-04 | 崔焺一 | Novel mechanical keyboard |
| CN113871237B (en) * | 2020-06-30 | 2024-03-22 | 宏碁股份有限公司 | Pressing structure of input device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203386635U (en) * | 2013-04-08 | 2014-01-08 | 东莞市高特电子有限公司 | Mechanical keyboard switch |
| CN203690174U (en) * | 2014-01-20 | 2014-07-02 | 惠州佳达隆电子科技有限公司 | Dustproof key switch of mechanical keyboard |
| CN204088129U (en) * | 2014-05-30 | 2015-01-07 | 张文嵛 | Key switch, push-button unit and computor-keyboard |
| CN204011192U (en) * | 2014-06-11 | 2014-12-10 | 东莞市凯华电子有限公司 | The SMD center of LED illuminated keyboard switch |
| CN204424128U (en) * | 2014-12-19 | 2015-06-24 | 徐孝海 | Hollow shaft switch and hollow shaft keyboard |
| CN104599882B (en) * | 2015-01-08 | 2017-05-17 | 深圳雷柏科技股份有限公司 | Shaft freely-replaced mechanical keyboard |
| CN204596678U (en) * | 2015-05-11 | 2015-08-26 | 宋小利 | A kind of key switch |
-
2015
- 2015-05-11 CN CN201510235685.2A patent/CN104810184B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104810184A (en) | 2015-07-29 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20180511 |
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| CF01 | Termination of patent right due to non-payment of annual fee |