CN2826655Y - Key-press switch structure of control panel - Google Patents
Key-press switch structure of control panel Download PDFInfo
- Publication number
- CN2826655Y CN2826655Y CN 200520112296 CN200520112296U CN2826655Y CN 2826655 Y CN2826655 Y CN 2826655Y CN 200520112296 CN200520112296 CN 200520112296 CN 200520112296 U CN200520112296 U CN 200520112296U CN 2826655 Y CN2826655 Y CN 2826655Y
- Authority
- CN
- China
- Prior art keywords
- positioning seat
- control panel
- key
- assembled
- keycap
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a key switch structure of a control panel, which comprises a key cap, a draw key, a positioning base, a sheathing element and a control panel, wherein the key cap is a pressing element of a word-key switch, and the draw key is embedded at the bottom of the key cap; the bottom of the draw key convexly extends to a hollow pressing column downwards, and the pressing column is correspondingly penetrated in an axle hole of the positioning base; the positioning base is assembled on the control panel, and the positioning base is fixedly screw with a nut after the positioning base is sheathed with a washer; an embedding groove is arranged at the side wall of the periphery of the positioning base, and the sheathing element is fixedly embedded in the embedding groove correspondingly. The utility model has the advantages of key switch protection, and simple convenient and assemblage and maintenance.
Description
Technical field
The key switching structure of the relevant a kind of control panel of the utility model, it is one to have the key switch of protection upper shield, makes it can be by the design of this protection upper shield, and then avoids this key switch to be subjected to the usefulness of grunge pollution.
Background technology
The key switch of relevant its guidance panel of existing installations, then expose in the control panel outside because of its button often, or cause the contaminated situation of button owing to user's hand is unclean, what is more then because of water liquid or greasy dirt seepage flow to panel button inside, cause and cause facing to damage, and its loss more is difficult to estimation; For improving above-mentioned shortcoming; there is the dealer on the panel button switch, to install over cap; to prevent the contaminated situation of button; but the installing that should have over cap now must be organized separately and adorn a fixed frame on this guidance panel; cause the assembling and the dismounting of this existing over cap all very complicated; and significantly increase cost, and influence the performance of its assembling maintenance.
The utility model content
Technical problem to be solved in the utility model provides a kind of key switching structure of control panel; it can reach the effect of protection key switch; and integral assembling structure of the present utility model is extremely simplified; and directly be installed in the fit element on the press-key structure; get rid of numerous and diverse formality of existing Assembly And Disassembly; and reach dustproof antiseepage and avoid the effect of button cap by mistake, and then increase the useful life and the usefulness of button.
The key switching structure of a kind of control panel that the utility model provides, it comprises: a keycap, a draw key, a positioning seat, a fit element and a control panel; Wherein, this keycap is a keyboard switch press element; be embedded the described draw key of assembling in this keycap bottom; protruded out a hollow downwards by compression leg in this draw key bottom surface; and this be arranged in the axis hole of described positioning seat by the compression leg correspondence; and this positioning seat is assembled on the described control panel; and this positioning seat is behind a sheathed packing ring and be fixed at a nut; it is characterized in that: this positioning seat perimeter side walls is equipped with scarfing slot; the corresponding build-in of this scarfing slot is assembled this fit element, to reach the effect of protection key switch.
Preferably, the protective sleeve of the dustproof antiseepage that this fit element is soft materials structure, and be equipped with the interlocking flange corresponding to the scarfing slot place of this positioning seat in this protective sleeve madial wall, so that this protective sleeve is able to and the chimeric one that is assembled into of this positioning seat.
Preferably; this fit element belongs to one and has the hard over cap structure that can lift the opening plate; having one in this over cap base cooperates build-in in the through hole of this positioning seat periphery scarfing slot; and be equipped with the interlocking flange in this through hole madial wall correspondence, make this over cap be able to and the chimeric one that is assembled into of this positioning seat.
Preferably, pushing the column bottom build-in in this has a trip, and the top of this trip bottom end of pulling contacts sensitive switch on a silica gel sheet and a circuit board downwards.
According to such scheme, keycap of the present utility model is a keyboard switch press element, be embedded assembling one draw key in this keycap bottom, protruded out a hollow downwards by compression leg in this draw key bottom surface, and this be arranged in the axis hole of a positioning seat by the compression leg correspondence, so that this draw key be able to average force and firmly vertically to slide in this positioning seat by compression leg, and between this positioning seat and a nut, be arranged with an antiseepage packing ring and a silica gel sheet, can reach the antiseepage effect of switch element, and this positioning seat is assembled on the control panel, and this positioning seat perimeter side walls is equipped with scarfing slot, make it assemble the fit element by corresponding build-in, can reach the usefulness of protection key switch; And, integral assembling structure of the present utility model is extremely simplified, and the fit element directly is installed on the press-key structure, gets rid of numerous and diverse formality of existing Assembly And Disassembly, and reach dustproof antiseepage and avoid the effect of button cap by mistake, and then increase the useful life and the usefulness of button.
Description of drawings
Fig. 1 is stereoscopic figure of the present utility model.
Fig. 2 is a perspective exploded view of the present utility model.
Fig. 3 is a profile of the present utility model.
Fig. 4 is a usage operation schematic diagram of the present utility model.
Fig. 5 is the stereogram of the over cap of another embodiment of the utility model.
Fig. 6 is the profile of another embodiment of the utility model.
The main element symbol description
10...... keycap 15...... word original text plate
16...... perforation 20...... draw key
21...... perforation 25...... presses compression leg
30...... positioning seat 31...... axis hole
32...... scarfing slot 33...... protective sleeve
34...... interlocking flange 35...... trip
The end 40...... control panel 36...... pull in the top
42...... circular hole 43...... leaded light post
50...... nut 51...... apical ring
55...... packing ring 56...... silica gel sheet
60...... circuit board 61...... sensitive switch
62...... luminous element 70...... over cap
72...... interlocking flange 74...... cover plate
76...... torque spring 78...... through hole
Embodiment
At first please cooperate and consult Fig. 1 to shown in Figure 4, the utility model is a kind of key switching structure of control panel, and it comprises: a keycap 10, a draw key 20, a positioning seat 30, a protective sleeve 33 and a control panel 40;
Wherein, this keycap 10 is a keyboard switch press element, be embedded assembling word original text plate 15 and draw key 20 in regular turn in these keycap 10 bottoms, wherein these word original text plate 15 ora terminalis are concaved with a perforation 16, penetrate leaded light in this keycap 10 for light source, and these draw key 20 top board ora terminalis also are concaved with a perforation 21 and penetrate for light source, and protruded out a hollow downwards by compression leg 25 in the bottom surface of these draw key 20 top boards, and this be arranged in the axis hole 31 of positioning seat 30 by compression leg 25 correspondences, and by the bottom build-in of compression leg 25 trip 35 is arranged in this hollow, pull and hold 36 then to contact in regular turn in a silica gel sheet 56 and a sensitive switch 61 downwards in the top of these trip 35 bottoms, and it pushes elastic reset and signal conduction function so that this to be provided by compression leg 25 by the sensitive switch 61 on the circuit board 60, as for 30 spiral shells of this positioning seat if the cover be fixed in the circular hole 42 of control panel 40, and these positioning seat 30 bottoms are behind a sheathed packing ring 55, and it is fixed at a nut 50, be equipped with scarfing slot 32 in these positioning seat 30 perimeter side walls, as for 33 of this protective sleeves is the fit element of the dustproof antiseepage of a soft materials, and be equipped with interlocking flange 34 corresponding to scarfing slot 32 places of this positioning seat 30 in these protective sleeve 33 madial walls, so that this protective sleeve 33 is able to and this positioning seat 30 chimeric one that are assembled into, in the hope of reaching the effect of the dustproof antiseepage of protecting key switch;
Then, these control panel 40 end faces are assembled with a leaded light post 43, luminous element 62 light sources on the circuit board 60 being directed to this keycap 10 by this leaded light post 43, wherein be arranged with an antiseepage packing ring 55 in the circular hole 42 bottom side edge of this control panel 40 and 51 of the apical rings of this nut 50, and on the bottom part ring edge 52 of this nut 50, installed an antiseepage silica gel sheet 56, can avoid liquid flooding to infiltrate in the switch element, in the hope of the antiseepage and the moistureproof effect that can further reach switch element;
Relevant main improvement structural feature of the present utility model and the actual effect of using thereof; then explain the main points briefly as after; the key switch structure-improved that is the utility model control panel is mainly rabbeted the fit element that is assembled with a dustproof antiseepage in the periphery of button positioning seat 30; the protective sleeve 33 that one soft transparent is promptly arranged in the scarfing slot 32 corresponding build-ins of these positioning seat 30 peripheries; then directly push these protective sleeve 33 surfaces when manipulating and get final product touch switch (as shown in Figure 4); directly contact in the hope of the keycap 10 of avoiding button with finger; and then reach antiseepage dustproof effect; and the useful life of increase button; moreover; this protective sleeve 33 directly is embedded fast and is assembled in this positioning seat 30 peripheries; so the utility model not only specifically improves the assembling that protective device caused of existing key switch and the numerous and diverse program in the dismounting; and integral assembling structure of the present utility model is extremely simplified, and can specifically reduce manufacturing cost.
Please consult Fig. 5 and shown in Figure 6 again; it is another embodiment of the dustproof fit element of the utility model key switch; and its fit element belongs to one and has hard over cap 70 structure that can lift opening plate 74; having one in these over cap 70 bases cooperates corresponding build-in in the through hole 78 of these positioning seat 30 peripheries; and be provided with interlocking flange 72 corresponding to scarfing slot 32 places of this positioning seat 30 in these through hole 78 madial walls; so that this over cap 70 is able to and this positioning seat 30 chimeric one that are assembled into; be pivoted with a cover plate 74 in these over cap 70 end face elasticity in addition; be equiped with a torque spring 76 in its position that is pivoted; so that this cover plate 74 is able to after raising; but elastic force with auto-closing; and make this over cap 70 have dustproof and avoid the use effect of improper mistake button cap; and the package assembly that this over cap 70 and positioning seat are 30 is extremely simplified, and can reach the usefulness of expection protection key switch.
In sum, the key switch of the utility model control panel specifically improves the shortcoming of existing key switch, and it has raising key switch packaging efficiency and increases the effect that its key switch is operated smooth and easy and dustproof antiseepage.
Claims (4)
1. the key switching structure of a control panel, it comprises: a keycap, a draw key, a positioning seat, a fit element and a control panel; Wherein, this keycap is a keyboard switch press element, be embedded the described draw key of assembling in this keycap bottom, protruded out a hollow downwards by compression leg in this draw key bottom surface, and should be arranged in the axis hole of described positioning seat by the compression leg correspondence, and this positioning seat is assembled on the described control panel, and this positioning seat is behind a sheathed packing ring and be fixed at a nut, it is characterized in that: this positioning seat perimeter side walls is equipped with scarfing slot, and the corresponding build-in of this scarfing slot is assembled this fit element.
2. the key switching structure of control panel as claimed in claim 1; it is characterized in that: the protective sleeve structure of the dustproof antiseepage that this fit element is a soft materials; and be equipped with the interlocking flange in this protective sleeve madial wall corresponding to the scarfing slot place of this positioning seat, this protective sleeve is by this interlocking flange and the chimeric one that is assembled into of this positioning seat.
3. the key switching structure of control panel as claimed in claim 1; it is characterized in that: this fit element belongs to one and has the hard over cap structure that can lift the opening plate; having one in this over cap base cooperates build-in in the through hole of this positioning seat periphery scarfing slot; and be equipped with the interlocking flange in this through hole madial wall correspondence, this over cap is by this interlocking flange and the chimeric one that is assembled into of this positioning seat.
4. the key switching structure of control panel as claimed in claim 1, it is characterized in that: pushing the column bottom build-in in this has a trip, and the top of this trip bottom end of pulling contacts sensitive switch on a silica gel sheet and a circuit board downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520112296 CN2826655Y (en) | 2005-07-04 | 2005-07-04 | Key-press switch structure of control panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520112296 CN2826655Y (en) | 2005-07-04 | 2005-07-04 | Key-press switch structure of control panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2826655Y true CN2826655Y (en) | 2006-10-11 |
Family
ID=37066838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520112296 Expired - Fee Related CN2826655Y (en) | 2005-07-04 | 2005-07-04 | Key-press switch structure of control panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2826655Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165316A (en) * | 2011-12-12 | 2013-06-19 | 联想（新加坡）私人有限公司 | Key switch device |
| CN110137015A (en) * | 2018-02-02 | 2019-08-16 | 致伸科技股份有限公司 | Key board unit |
-
2005
- 2005-07-04 CN CN 200520112296 patent/CN2826655Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165316A (en) * | 2011-12-12 | 2013-06-19 | 联想（新加坡）私人有限公司 | Key switch device |
| CN103165316B (en) * | 2011-12-12 | 2016-08-17 | 联想（新加坡）私人有限公司 | key switch device |
| US10438759B2 (en) | 2011-12-12 | 2019-10-08 | Lenovo (Singapore) Pte. Ltd. | Key switch device |
| CN110137015A (en) * | 2018-02-02 | 2019-08-16 | 致伸科技股份有限公司 | Key board unit |
| CN110137015B (en) * | 2018-02-02 | 2021-03-09 | 致伸科技股份有限公司 | Keyboard device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061011 |