CN201975303U - Large-scale key-pressing device - Google Patents
Large-scale key-pressing device Download PDFInfo
- Publication number
- CN201975303U CN201975303U CN 201120007776 CN201120007776U CN201975303U CN 201975303 U CN201975303 U CN 201975303U CN 201120007776 CN201120007776 CN 201120007776 CN 201120007776 U CN201120007776 U CN 201120007776U CN 201975303 U CN201975303 U CN 201975303U
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- support
- side arm
- hook portion
- articulated section
- key device
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Abstract
A large-scale key-pressing device comprises a base plate module, a key cap and a lifting module fixed therebetween. The base plate module comprises a thin film and a circuit board, wherein the thin film is arranged above the circuit board and includes a base plate and a protruding pressing piece disposed at the center of the base plate. The lifting module comprises a first support and a second support intersected and pivotally jointed with the first support, wherein the first support or the second support is arranged across the pressing piece. According to the utility model, a support rod of a conventional large-scale key-pressing device is replaced by the integral-designed lifting module that comprises the first support and the second support. Therefore, no additional material preparation is needed, cost is reduced and integral value is enhanced.
Description
Technical field
The utility model relates to a kind of key device, particularly relates to a kind of large-scale key device that reduces assembly cost.
Background technology
See also Fig. 1 and Fig. 2, existing large-scale key device 9 comprises a floor module 90, the lifting module 940 of a keycap 96 and between floor module 90 and keycap 96; Floor module 90 has a substrate 91, a flexible circuit board 92 and a film 93; Film 93 has the elasticity pressing piece 932 that a base plate 931 and is positioned at base plate 931 central protrusion.
The assembling of large-scale key device 9, it is second articulated section 9421 that first articulated section 9411 of first support 941 is set up in second support 942, then second time hook portion 9422 of first time hook portion 9410 of first support, 941 bottoms and second support, 942 bottoms is sticked in two Pivot components 910 of floor module 90 respectively, in 920, insert inverted U-shaped support bar 943 again, and keycap 96 is assembled in the top of first support 941 and second support 942, keycap 96 inboards also have pin connected assembly (figure does not show) and supply hook portion 9422 pivot joints on the hook portion 9412 and second on first, have so just finished assembling.
During use, keycap 96 pressed down make pressing piece 932 touch the circuit of flexible circuit board 92 downwards and be electrically conducting and produce input signal, when not stressed, because of the restoring force of elasticity pressing key 932 makes keycap 96 recoil to original state.
Yet getting the raw materials ready of the inverted U-shaped support bar 943 of existing large-scale key device 9 will increase extra cost, cause the human cost height with artificial assembling in addition, moreover, lack the structure of integrated design and reduce whole sense of worth.
Summary of the invention
The purpose of this utility model is to provide a kind of large-scale key device of cancelling inverted U-shaped support bar and can reducing cost.
Large-scale key device comprises a floor module, a keycap and is fixed in the lifting module between this floor module and this keycap, this floor module has a film and a circuit board, and this film is positioned at this circuit board top and has the elasticity pressing piece that a base plate and is positioned at this base plate central protrusion.Technological means of the present utility model just is: this lifting module is intersected second support that articulates by one first support and with this first support and is formed, and this first support or this second support stride across this elasticity pressing piece.
Preferably, described floor module has a bottom pin connected assembly, this keycap inboard has a top pin connected assembly, the described first support both sides respectively are provided with hook portion one first time, hook portion on one first articulated section and one first, the described second support both sides respectively are provided with hook portion one second time, hook portion on one second articulated section and one second, first articulated section of this first support and second articulated section of second support articulate, first time hook portion of this first support and second time hook portion of this second frame bottom are sticked in respectively in the bottom pin connected assembly of this floor module, this keycap set is loaded on the top of this first support and this second support, and the top pin connected assembly of this keycap inboard is fixed for hook portion on the hook portion and described second on described first.
Among first embodiment of described lifting module, described first support has two first side arm plates and first connecting portion between two first side arm plates, hook portion is located at the described first side arm plate both sides on described first time hook portion, first articulated section and first, described second support has two second side arm plates and second connecting portion between two second side arm plates, hook portion is located at the described second side arm plate both sides on described second time hook portion, second articulated section and second, and this first connecting portion and this second connecting portion stride across this elasticity pressing piece.
Preferably, first connecting portion of described lifting module is one to be formed at the extension on the long limit of this first support, this second connecting portion is one to be formed at the connecting rod on the long limit of this second support, this connecting rod width defines a cavern part less than the width of the first side arm plate and with this first side arm plate inboard respectively, and this extension is crisscross arranged in this cavern part.
Among second embodiment of described lifting module, described first support has first connecting portion that two first side arm plates reach between two first side arm plates and stride across this elasticity pressing piece, hook portion is located at the described first side arm plate both sides on described first time hook portion, first articulated section and first, described second support has two second side arm plates, and hook portion is located at the described second side arm plate both sides on described second time hook portion, second articulated section and second.
Preferably, described first connecting portion of described lifting module is that central authorities hollow out to pass the wallboard of this elasticity pressing piece.
Among the 3rd embodiment of described lifting module, described first support has two first side arm plates, hook portion is located at the described first side arm plate both sides on described first time hook portion, first articulated section and first, described second support has second connecting portion that two second side arm plates reach between two second side arm plates and stride across this elasticity pressing piece, and hook portion is located at the described second side arm plate both sides on described second time hook portion, second articulated section and second.
Preferably, second connecting portion of described lifting module is one to be formed at the connecting rod on the long limit of this second support, and this connecting rod width less than the width of the second side arm plate to stride across this elasticity pressing piece.
Preferably, first articulated section of described lifting module is a pivoted hole, and described second articulated section is a pivotal axis.
The large-scale key device beneficial effect of the utility model is: the inverted U-shaped support bar cancellation that will have large-scale key device now changes with support and replaces, and need not to get the raw materials ready in addition and can reduce cost, and integrated design has also promoted whole sense of worth.
Description of drawings
Fig. 1 is a three-dimensional exploded view, and the intraware of existing large-scale key device is described;
Fig. 2 is a side sectional view, and the combination of the intraware of existing large-scale key device is described;
Fig. 3 is a three-dimensional exploded view, and the intraware of first embodiment of the large-scale key device of the utility model is described;
Fig. 4 is a side sectional view, the combination of the intraware of key diagram 3;
Fig. 5 is a three-dimensional exploded view, and the intraware of second embodiment of the large-scale key device of the utility model is described;
Fig. 6 is a side sectional view, the combination of the intraware of key diagram 5;
Fig. 7 is a three-dimensional exploded view, and the intraware of the 3rd embodiment of the large-scale key device of the utility model is described;
Fig. 8 is a side sectional view, the combination of the intraware of key diagram 7.
Embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
Before the utility model is described in detail, be noted that in the following description content similarly assembly is to represent with identical numbering.
Consult Fig. 3, among the embodiment of the present utility model, large-scale key device 100 mainly comprises a floor module 10, a keycap 16 and is fixed in the lifting module 2 between floor module 10 and the keycap 16.
Consult Fig. 3 and Fig. 4, among first embodiment, lifting module 2 is intersected second support 22 that articulates by one first support 21 and with first support 21 and is formed, wherein, first support 21 has two first side arm plates 211,211 ' and be positioned at first connecting portion 212 between two the first side arm plates 211,211 ', second support 22 has two second side arm plates 221,221 ' and be positioned at second connecting portion 222 between two the second side arm plates 221,221 ', and first connecting portion 212 and second connecting portion 222 stride across pressing piece 132.
Second articulated section 72,72 ' of first articulated section 62 of first support 21,62 ' and second support 22 articulates; Preferably, first articulated section 62,62 ' is that a pivoted hole and second articulated section 72,72 ' are pivotal axis; First time hook portion 63 of first support 21, second time hook portion of 63 ' and second support, 22 bottoms 73,73 ' are sticked in respectively in the bottom pin connected assembly 112 on the base plate 111 by location hole 120 and 130, and keycap 16 is assembled in the top of first support 21 and second support 22, and the top pin connected assembly 161 of keycap 16 inboards is fixing for hook portion 71,71 ' on the hook portion on first 61,61 ' and second.
And, first connecting portion 212 of aforementioned lifting module 2 is one to be formed at the extension 231 on the long limit of first support 21, second connecting portion 222 is one to be formed at the connecting rod 232 on the long limit of second support 22, the width of connecting rod 232 is less than the first side arm plate 211,211 ' width, connecting rod 232 defines a cavern part 220 with each the first side arm plate, 211,211 ' inboard, and extension 231 is crisscross arranged in cavern part 220.
Consult Fig. 5 and Fig. 6, similar first embodiment of second embodiment of the present utility model, large-scale key device 200 also comprises a floor module 10, a keycap 16 and is fixed in the lifting module 3 between floor module 10 and the keycap 16, floor module 10 also has a base 11, a circuit board 12 and a film 13, and film 13 is positioned at circuit board 12 tops and has the elasticity pressing piece 132 that a base plate 131 and is positioned at base plate 131 central protrusion; The base plate 131 of circuit board 12 and film 13 has location hole 120 and 130 respectively, lifting module 3 is intersected second support 32 that articulates by one first support 31 and with first support 31 and is formed, its assembling mode please refer to aforementioned content, below only explanation be different from the difference of first embodiment.
Among second embodiment, first support 31 has two first side arm plates 311,311 ' and be positioned between two the first side arm plates 311,311 ' and stride across first connecting portion 312 of elasticity pressing piece 132, second support 32 has two second side arm plates 321,321 ', and first connecting portion 312 is that central authorities hollow out to pass the wallboard of elasticity pressing piece 132.
Consult Fig. 7 and Fig. 8, similar first embodiment of the 3rd embodiment of the present utility model, large-scale key device 300 also comprises a floor module 10, a keycap 16 and is fixed in the lifting module 4 between floor module 10 and the keycap 16, floor module 10 also has a base 11, a circuit board 12 and a film 13, and film 13 is positioned at circuit board 12 tops and has the elasticity pressing piece 132 that a base plate 131 and is positioned at base plate 131 central protrusion; Circuit board 12 and base plate 131 have location hole 120 and 130 respectively, lifting module 4 is intersected second support 42 that articulates by one first support 41 and with first support 41 and is formed, its assembling mode please refer to aforementioned content, below only explanation be different from the difference of first embodiment.
Among the 3rd embodiment, first elastic support 41 has two first side arm plates 411,411 ', second support 42 has two second side arm plates 421,421 ' and be positioned between two the second side arm plates 421,421 ' and stride across second connecting portion 422 of elasticity pressing piece 132, and, second connecting portion 422 is one to be formed at the connecting rod 43 on the long limit of second support 42, and the width of connecting rod 43 less than the second side arm plate 421,421 ' width to stride across this pressing piece 132.
In sum, the effect of the large-scale key device 100,200,300 of the utility model is: the inverted U-shaped support bar of the existing large-scale key device of cancellation, changing the lifting module of being made up of first support 21 and second support 22 2 into replaces, need not to get the raw materials ready in addition and can reduce cost, and integrated design can promote the overall value sense, so can reach the purpose of this utility model really.
Claims (9)
1. large-scale key device, comprise a floor module, a keycap and is fixed in the lifting module between this floor module and this keycap, this floor module has a film and a circuit board, and this film is positioned at this circuit board top and has the elasticity pressing piece that a base plate and is positioned at this base plate central protrusion; It is characterized in that:
Described lifting module is intersected second support that articulates by one first support and with this first support and is formed, and this first support or this second support stride across this elasticity pressing piece.
2. large-scale key device according to claim 1, it is characterized in that: described floor module has a bottom pin connected assembly, this keycap inboard has a top pin connected assembly, the described first support both sides respectively are provided with hook portion one first time, hook portion on one first articulated section and one first, the described second support both sides respectively are provided with hook portion one second time, hook portion on one second articulated section and one second, first articulated section of this first support and second articulated section of second support articulate, first time hook portion of this first support and second time hook portion of this second frame bottom are sticked in respectively in the bottom pin connected assembly of this floor module, this keycap set is loaded on the top of this first support and this second support, and the top pin connected assembly of this keycap inboard is fixed for hook portion on the hook portion and described second on described first.
3. large-scale key device according to claim 2, it is characterized in that: described first support has two first side arm plates and first connecting portion between two first side arm plates, described first time hook portion, hook portion is located at the described first side arm plate both sides on first articulated section and first, described second support has two second side arm plates and second connecting portion between two second side arm plates, described second time hook portion, hook portion is located at the described second side arm plate both sides on second articulated section and second, and this first connecting portion and this second connecting portion stride across this elasticity pressing piece.
4. large-scale key device according to claim 3, it is characterized in that: described first connecting portion is one to be formed at the extension on the long limit of this first support, this second connecting portion is one to be formed at the connecting rod on the long limit of this second support, this connecting rod width defines a cavern part less than the width of the first side arm plate and with this first side arm plate inboard respectively, and this extension is crisscross arranged in this cavern part.
5. large-scale key device according to claim 2, it is characterized in that: described first support has first connecting portion that two first side arm plates reach between two first side arm plates and stride across this elasticity pressing piece, hook portion is located at the described first side arm plate both sides on described first time hook portion, first articulated section and first, described second support has two second side arm plates, and hook portion is located at the described second side arm plate both sides on described second time hook portion, second articulated section and second.
6. large-scale key device according to claim 5 is characterized in that: described first connecting portion is that central authorities hollow out to pass the wallboard of this elasticity pressing piece.
7. large-scale key device according to claim 2, it is characterized in that: described first support has two first side arm plates, hook portion is located at the described first side arm plate both sides on described first time hook portion, first articulated section and first, described second support has second connecting portion that two second side arm plates reach between two second side arm plates and stride across this elasticity pressing piece, and hook portion is located at the described second side arm plate both sides on described second time hook portion, second articulated section and second.
8. large-scale key device according to claim 7 is characterized in that: described second connecting portion is one to be formed at the connecting rod on the long limit of this second support, and this connecting rod width less than the width of the second side arm plate to stride across this elasticity pressing piece.
9. according to the described large-scale key device of the arbitrary claim of claim 2 to 8, it is characterized in that: described first articulated section is a pivoted hole, and described second articulated section is a pivotal axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120007776 CN201975303U (en) | 2011-01-12 | 2011-01-12 | Large-scale key-pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120007776 CN201975303U (en) | 2011-01-12 | 2011-01-12 | Large-scale key-pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201975303U true CN201975303U (en) | 2011-09-14 |
Family
ID=44580401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120007776 Expired - Fee Related CN201975303U (en) | 2011-01-12 | 2011-01-12 | Large-scale key-pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201975303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364653A (en) * | 2011-09-26 | 2012-02-29 | 苏州达方电子有限公司 | Key and keyboard thereof |
-
2011
- 2011-01-12 CN CN 201120007776 patent/CN201975303U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364653A (en) * | 2011-09-26 | 2012-02-29 | 苏州达方电子有限公司 | Key and keyboard thereof |
| CN102364653B (en) * | 2011-09-26 | 2014-01-01 | 苏州达方电子有限公司 | Key and keyboard thereof |
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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: 20110914 Termination date: 20140112 |