CN2206472Y - Computer keyboard key moduld - Google Patents
Computer keyboard key moduld Download PDFInfo
- Publication number
- CN2206472Y CN2206472Y CN 94217343 CN94217343U CN2206472Y CN 2206472 Y CN2206472 Y CN 2206472Y CN 94217343 CN94217343 CN 94217343 CN 94217343 U CN94217343 U CN 94217343U CN 2206472 Y CN2206472 Y CN 2206472Y
- Authority
- CN
- China
- Prior art keywords
- keyboard
- circular hole
- top cover
- pipe body
- computor
- 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
Links
- 229920001971 elastomer Polymers 0.000 description 9
- 239000005060 rubber Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The utility model relates to a computer keyboard key assembly, which comprises a plurality of base plates with circular holes arranged according to the position of the keyboard, and a plurality of keyboard cover; one side of each keyboard cover is connected with a pipe body which coaxially contacts with each circular hole of the base plate by slide. The outer side of each pipe body is provided with circular arc faces and smooth faces which are extended from one end of the pipe body to the other end of the pipe body in alternating arrangement. The circular arc face of each pipe body contacts the inner edge of each correspondingly circular hole by slide. The smooth face of each pipe body is separated from the inner edge of each corresponding circular hole.
Description
The utility model relates to a kind of computor-keyboard pushbotton assembly, the firm and computor-keyboard pushbotton assembly more smooth and easy and without hindrance sense when pushing of particularly a kind of combination.
Employed in the past computor-keyboard pushbotton assembly as shown in Figure 1, comprises that a plurality of keyboard top covers 1, have the backing plate 2 of a plurality of circular holes of arranging according to keyboard position 201, and a sheet rubber 3 that places backing plate 2 belows.Each circular hole 201 edge on the backing plate 2 are provided with the outward extending stopper slot 202 in a pair of diameter ground, and be connected with a pipe body 101 and a pair of elastic clasp 102 on the side of each keyboard top cover 1, one end of described pipe body 1 is on the connection tubing string (not shown) that is connected to separably on the side of keyboard top cover 1, and described pipe body 1 other end be pass described backing plate 2 each circular hole 201 and with each circular hole 201 sliding contact coaxially of described backing plate 2, simultaneously described 102 of elastic clasps are passed two stopper slots 202 of described backing plate 2, make described keyboard top cover 1 with the coaxial relative slip of each circular hole 201 of described backing plate 2 time, can not make progress.The upper side of sheet rubber 3 convexes with the flexible projection 301 of the circular hole 201 of a plurality of corresponding backing plates 2, and flexible projection 301 can be owing to the pipe body 101 downward ejections that are subjected to each keyboard top cover 1 ejection downwards place the circuit board 4 of sheet rubber 3 belows, therefore start the signal of a correspondence, described then flexible projection 301 makes progress keyboard top cover 1 pushed home.
This existing computor-keyboard pushbotton assembly in use, because described pipe body 101 is with circular socket with each circular hole 201 of described backing plate 2, therefore be depressed and have the sense that has some setbacks that causes because of friction when pipe body 101 is slided relatively at described keyboard top cover 1, this situation is obvious especially when being pressed into the edge of described keyboard top cover 1.In addition, when this in the past computor-keyboard pushbotton assembly of assembling, because pipe body 101 must be connected on the connection tubing string on the side of keyboard top cover 1, so the step of a clamping combination, the cost that this will increase the time of assembling and can increase manufacturing must be arranged during assembling.
Fundamental purpose of the present utility model be to provide a kind of reduce in use between body and backing plate circular hole friction and when pushing computor-keyboard pushbotton assembly more smoothly.
Another purpose of the present utility model is to be to provide a kind of computor-keyboard pushbotton assembly that does not need clamping body on the keyboard top cover when assembling.
For reaching above-mentioned purpose, computor-keyboard pushbotton assembly of the present utility model comprises a backing plate with a plurality of circular holes of arranging according to keyboard position haply, and a plurality of keyboard top covers, be connected with on one side of each keyboard top cover and each circular hole of described backing plate body of sliding contact coaxially, wherein, the lateral surface of each body is provided with arc surface and the tabular surface that is extended to the other end and alternately arranged by body one end, the described arc surface of each body is to contact slidably with the inner edge of its corresponding each circular hole, and the described tabular surface of each body be each circular hole corresponding with it inner edge separately.
Below by most preferred embodiment and accompanying drawing the utility model is elaborated, in the accompanying drawing:
Fig. 1 is the three-dimensional exploded view of computor-keyboard pushbotton assembly in the past.
Fig. 2 is the three-dimensional exploded view of the computor-keyboard pushbotton assembly of the utility model preferred embodiment.
Fig. 3 is the planimetric map of keyboard top cover bottom side of the computor-keyboard pushbotton assembly of the utility model preferred embodiment.
Fig. 4 is that the computor-keyboard pushbotton assembly of the utility model preferred embodiment is installed in the longitudinal cross-section synoptic diagram on the circuit board.
At first, see also shown in Figure 2, there is shown the three-dimensional exploded view of the computor-keyboard pushbotton assembly of the utility model preferred embodiment, computor-keyboard pushbotton assembly of the present utility model includes a plurality of keyboard top covers 10, backing plate 20 with a plurality of circular holes 21 of arranging according to keyboard position, and the sheet rubber 30 that places backing plate 20 belows.
The backing plate 20 of computor-keyboard pushbotton assembly of the present utility model, and the structure of sheet rubber 30 is and the backing plate 2 of computor-keyboard pushbotton assembly in the past, and the structure of sheet rubber 3 is identical, so repeat no more.And keyboard top cover of the present utility model 10 and in the past keyboard top cover 1 similar, unique different be the body 11 that is connected with keyboard top cover 10 in the utility model, and this characteristics of the present utility model just place.
See also shown in Fig. 2 and 3, body 11 of the present utility model is still with each circular hole 21 of described backing plate 20 and is provided with coaxially and slidably contacts, and 12 of the elastic clasps on the described keyboard top cover 10 pass two stopper slots 22 of described backing plate 20, make described keyboard top cover 10 can not make progress with the coaxial relative slip of each circular hole 21 of described backing plate 20 time.The lateral surface of each body 11 is provided with the arc surface 13 and tabular surface 14 that is extended to the other end and alternately arranged by body 11 1 ends, and in this embodiment, described arc surface 13 respectively is four with tabular surface 14.The described arc surface 13 of each body 11 contacts slidably with the inner edge of its corresponding each circular hole 21, and the described tabular surface 14 of each body 11 be each circular hole 21 corresponding with it inner edge separately.Thus, the interior intermarginal contact area of each body 11 each circular hole 21 corresponding with it will be than pipe body 101 was little with each circular hole 201 interior intermarginal contact area in the past, therefore, when operation, because the friction that body 11 and backing plate circular hole are 21 reduces, so can more smooth and easy and fluent sense when pushing described keyboard top cover 10 pushing tow sheet rubbers 30, described arc surface 13 then still can keep the degree of stability of keyboard top cover 10, and it can not be rocked when operation.
In addition, in computor-keyboard pushbotton assembly of the present utility model, each keyboard top cover 10 has been to be connected with described body 11 just during fabrication one-body moldedly, so do not need clamping body 11 on keyboard top cover 10 when assembling, can reduce the time of assembling and the cost of manufacturing like this.
Seeing also shown in Figure 4ly, is that computor-keyboard pushbotton assembly of the present utility model is installed in a solid circle on the circuit board 40 and longitudinal cross-section synoptic diagram.The flexible projection 31 of wherein said sheet rubber 30 is made up of funnel-like part 32 and a middle linkage section 33 of a handstand.Because the part 331 that the funnel-like part 32 of linkage section 33 and handstand is joined in the middle of described is the arcwall face structures with double camber, it is thick to form uneven meat between described two arcwall faces, make it form deformation for the second time, so flexible projection of the present utility model 31 has preferable upwards elastic force in thin part.Therefore, it was can be as in the past many or longly just can make the user that the sensation of pushing is arranged to push the stroke of described keyboard top cover 10 pushing tow sheet rubbers 30, in other words, keyboard top cover 10 of the present utility model highly can be lower than in the past, therefore, when computor-keyboard pushbotton assembly of the present utility model is installed in the notebook computer, can save the space of installation, make described notebook computer more can reach light, thin, short, little structural requirement.
Claims (2)
1, a kind of computor-keyboard pushbotton assembly comprises the backing plate with a plurality of circular holes of arranging according to keyboard position, and a plurality of keyboard top cover, is connected with on the side of each keyboard top cover and each circular hole of described backing plate body of sliding contact coaxially, it is characterized in that:
The lateral surface of the body of each keyboard top cover is provided with arc surface and the tabular surface that is extended to the other end and alternately arranged by body one end, the described arc surface of each body is to contact slidably with the inner edge of its corresponding each circular hole, and the described tabular surface of each body be each circular hole corresponding with it inner edge separately.
2, computor-keyboard pushbotton assembly as claimed in claim 1 is characterized in that: each keyboard top cover is to be connected with described body one-body moldedly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94217343 CN2206472Y (en) | 1994-07-19 | 1994-07-19 | Computer keyboard key moduld |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94217343 CN2206472Y (en) | 1994-07-19 | 1994-07-19 | Computer keyboard key moduld |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2206472Y true CN2206472Y (en) | 1995-08-30 |
Family
ID=33832819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94217343 Expired - Fee Related CN2206472Y (en) | 1994-07-19 | 1994-07-19 | Computer keyboard key moduld |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2206472Y (en) |
-
1994
- 1994-07-19 CN CN 94217343 patent/CN2206472Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |