CN202150087U - Keyboard - Google Patents
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- Publication number
- CN202150087U CN202150087U CN201120221388U CN201120221388U CN202150087U CN 202150087 U CN202150087 U CN 202150087U CN 201120221388 U CN201120221388 U CN 201120221388U CN 201120221388 U CN201120221388 U CN 201120221388U CN 202150087 U CN202150087 U CN 202150087U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- keyboard
- plate
- word
- loam cake
- 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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- Cash Registers Or Receiving Machines (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The utility model relates to the technical field of electronic product input equipment, in particular to a keyboard, which comprises a base board, an upper cover arranged above the base board and a word key board provided with word keys. The upper cover is provided with locating holes matched with the word keys, the word key board is movably sleeved on the lower portion of the upper cover, and a lifting mechanism for driving the word key board to ascend and descend is arranged between the word key board and the base board. When the keyboard is used, the key word board is driven to move upwards by the lifting mechanism, and the word keys extend out of the upper cover, thereby facilitating operation. When the keyboard is not used, the word key board is driven to move downwards by the lifting mechanism, and the key word board sinks into the upper cover. By means of the lifting mechanism, the keyboard has the advantages of being capable of adjusting the thickness of the keyboard, small in storage space, convenient to store and transport, and good in usage effects.
Description
Technical field
The utility model relates to electronic product input equipment technical field, particularly relates to a kind of keyboard.
Background technology
Keyboard is widely used in the input of computer and various electronic product equipment as a kind of common input media.Along with being widely used of electronic product, keyboard occupies very consequence as man-machine communication's means in total system.At present, computer is just towards ultra-thin trend development, and corresponding keyboard also will adapt to this trend, i.e. slimming.
Keyboard of the prior art comprises base plate; Be arranged at the loam cake of base plate top and be fixed on the keyboard structure in last cover upper surface that is convexly equipped with on the base plate, be located at above the loam cake of keyboard yet this keyboard structure of the prior art is a fixed convex, the thickness of keyboard can not be regulated; Be unfavorable for the keyboard slimming; It is big to take storage space, increases transportation cost, give keyboard deposit and transportation is made troubles.In addition, the keyboard structure exceeds loam cake and causes in depositing transportation, and the keyboard structure usually can be squeezed, and influences the result of use of keyboard.
Summary of the invention
The purpose of the utility model is to avoid weak point of the prior art and provide a kind of thickness adjustable, saves the storage area, deposits and convenient transportation and the good keyboard of result of use.
The utility model is for realizing that above-mentioned purpose adopts following technical scheme:
A kind of keyboard is provided; It comprises keyboard, base plate and is arranged at the loam cake of base plate top; Said loam cake offers the pilot hole that cooperates installation with keyboard; Also comprise the keyboard plate that is used for fixing keyboard, said keyboard plate is movably set in the loam cake below, is provided with between said keyboard plate and the base plate and drives the elevating mechanism that the keyboard plate goes up and down.
Further, elevating mechanism comprises linkage assembly, be used to connect the contiguous block of the connecting rod of linkage assembly, and is used for the foot rest that the connecting rod of drive link mechanism rotates.
Further; Said linkage assembly comprises first connecting rod, second connecting rod, third connecting rod and the 4th connecting rod that flexibly connects successively; Between said first connecting rod and the second connecting rod, be respectively arranged with foot rest between said first connecting rod and the 4th connecting rod, between said third connecting rod and the second connecting rod, be respectively arranged with contiguous block between said third connecting rod and the 4th connecting rod.
Wherein, said linkage assembly is a parallel four-bar linkage.
Preferably, said linkage assembly also comprises the 5th connecting rod and the 6th connecting rod, and the two ends of said the 5th connecting rod link to each other with the middle part of second connecting rod, the 4th connecting rod respectively, and the two ends of said six connecting rods link to each other with the middle part of first connecting rod, third connecting rod respectively.
Wherein, The lower surface of said keyboard plate is provided with guidepost, and the position of the corresponding guidepost of the lower surface of said loam cake is provided with reference column, and said reference column is movably set in the guidepost inner chamber; Said reference column is arranged with spring outward, and the lower end of said spring is passed the guidepost inner chamber and linked to each other with base plate.
Wherein, Said foot rest comprises support portion and the connecting portion that is connected as a single entity; The junction of said connecting portion and support portion offers through hole, and the top of said connecting portion and keyboard plate flexibly connect, and the side of said connecting portion is provided with joint pin; The position of corresponding foot rest of said base plate and contiguous block is respectively arranged with positioning seat, and said support portion and contiguous block are arranged at said positioning seat respectively.
Further, said positioning seat comprises locating piece and fixture block, and said locating piece separates setting with fixture block.
Wherein, the angle between said support portion and the connecting portion is 135 degree.
Wherein, the bottom surface of said support portion is a plane.
The beneficial effect of the utility model: the utility model comprises keyboard, base plate and is arranged at the loam cake of base plate top; Said loam cake offers the pilot hole that cooperates installation with keyboard; Also comprise the keyboard plate that is used for fixing keyboard; Said keyboard plate is movably set in the loam cake below, is provided with between said keyboard plate and the base plate to drive the elevating mechanism that the keyboard plate goes up and down; When using keyboard, utilize elevating mechanism to drive the keyboard plate and move up, then keyboard stretches out loam cake, handled easily; In the time need not using keyboard, utilize elevating mechanism to drive the keyboard plate and move down, then keyboard sinks to loam cake; The setting of elevating mechanism makes and the utlity model has keyboard thickness scalable, and the storage area is little, deposits and convenient transportation and the good characteristics of result of use.
Description of drawings
Utilize accompanying drawing that the utility model is described further, but the embodiment in the accompanying drawing does not constitute any restriction to the utility model.
Fig. 1 is the structural representation of a kind of keyboard of the utility model.
Fig. 2 is the decomposition texture synoptic diagram of Fig. 1.
Fig. 3 is the structural representation of the foot rest of a kind of keyboard of the utility model.
Fig. 4 is the structural representation at another visual angle of a kind of keyboard of the utility model.
Fig. 5 is the decomposition texture synoptic diagram of Fig. 4.
In Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, include:
1---base plate 11---positioning seat 111---locating piece
112---fixture block 2---loam cake 21---pilot holes
22---reference column 3---keyboard 4---keyboard plates
41---guidepost 5---elevating mechanism 51---linkage assemblys
511---first connecting rod 512---second connecting rod 513---third connecting rods
514---the 4th connecting rod 515---the 5th connecting rod 516---the 6th connecting rods
52---foot rest 521---support portion 522---connecting portions
523---through hole 524---joint pin 53---contiguous blocks
6---spring.
Embodiment
In conjunction with following examples the utility model is further described.
Embodiment one
The keyboard of the utility model is shown in Fig. 1～5; It comprises keyboard 3, base plate 1 and is arranged at the loam cake 2 of base plate 1 top; Said loam cake 2 offers the pilot hole 21 that cooperates installation with keyboard 3; Also comprise the keyboard plate 4 that is used for fixing keyboard 3, said keyboard plate 4 is movably set in loam cake 2 belows, is provided with between said keyboard plate 4 and the base plate 1 to drive the elevating mechanism 5 that keyboard plate 4 goes up and down.
When using keyboard, utilize elevating mechanism 5 to drive keyboard plate 4 and move up, then keyboard 3 stretches out loam cake 2, handled easily; In the time need not using keyboard, utilize elevating mechanism 5 to drive keyboard plate 4 and move down, then keyboard 3 sinks to loam cake 2.The setting of elevating mechanism 5 makes and the utlity model has keyboard thickness controllability; Help the slimming of keyboard; Save the storage area, give keyboard deposit and transportation brings convenience, reduce and deposit and transportation cost; Effectively avoid keyboard keyboard 3 in depositing transportation to be squeezed, guarantee the result of use of the utility model.
Further, the elevating mechanism 5 of present embodiment comprises linkage assembly 51, be used to connect the contiguous block 53 of the connecting rod of linkage assembly 51, and is used for the foot rest 52 that the connecting rod of drive link mechanism 51 rotates.Linkage assembly 51 comprises first connecting rod 511, second connecting rod 512, third connecting rod 513 and the 4th connecting rod 514 that flexibly connects successively; Between said first connecting rod 511 and the second connecting rod 512, be respectively arranged with foot rest 52 between said first connecting rod 511 and the 4th connecting rod 514, between said third connecting rod 513 and the second connecting rod 512, be respectively arranged with contiguous block 53 between said third connecting rod 513 and the 4th connecting rod 514.
Present embodiment with direction shown in Figure 2 as left and right direction and upper and lower to reference direction; When using keyboard, open foot rest 52, foot rest 52 drives that first connecting rods 511 move up, second connecting rod 512 and the 4th connecting rod 514 are moved to the left; Contiguous block 53 is moved to the left under the effect of second connecting rod 512 and the 4th connecting rod 514 and is erectility; Contiguous block 53 drives third connecting rod 513 and moves up, and foot rest 52 and contiguous block 53 guarantee that simultaneously with keyboard plate 4 jack-up keyboard 3 stretches out loam cake 2 at this moment; User-friendly, simple to operate.When not using keyboard, foot rest 52 packed up reset, foot rest 52 drives that first connecting rods 511 move down, second connecting rod 512 and the 4th connecting rod 514 move right; Contiguous block 53 is moved to the left under the effect of second connecting rod 512 and the 4th connecting rod 514 and is inclined, and contiguous block 53 drives third connecting rod 513 and moves down, and this moment, keyboard plate 4 moved down under the effect of foot rest 52 and contiguous block 53; Guarantee that keyboard 3 sinks to loam cake 2; The utility model is simple in structure, and is easy to operate, practical.
As one preferred embodiment; Said linkage assembly 51 is a parallel four-bar linkage; Then foot rest 52 all is located at keyboard plate 4 belows with contiguous block 53; Guarantee that keyboard plate 4 bottoms are stressed evenly, effectively avoid keyboard plate 4 local pressures uneven and cause local keyboard 3 to rise or the sinking effect undesirable, improve the dependability of the utility model.
The lower surface of the keyboard plate 4 of present embodiment is provided with guidepost 41; The position of the corresponding guidepost 41 of the lower surface of said loam cake 2 is provided with reference column 22; Said reference column 22 is movably set in guidepost 41 inner chambers; Be arranged with spring 6 outside the said reference column 22, the lower end of said spring 6 is passed guidepost 41 inner chambers and is linked to each other with base plate 1.The setting of spring 6; When effectively avoiding keyboard plate 4 under the effect of elevating mechanism 5, to move up or down, loam cake 2 relatively moves, and guarantees that keyboard 3 accurately stretches out or sinks to loam cake 2; Being provided with of spring 6 be beneficial to buffering keyboard 3 deposit or transportation in the extruding force that receives; Avoid damaging keyboard, prolong the serviceable life of keyboard, result of use is good.
Like Fig. 2, Fig. 3 and shown in Figure 5; The foot rest 52 of present embodiment comprises the support portion 521 and connecting portion 522 that is connected as a single entity; Said connecting portion 522 offers through hole 523 with the junction of support portion 521, and the top of said connecting portion 522 and keyboard plate 4 flexibly connect, and the side of said connecting portion 522 is provided with joint pin 524; The position of said base plate 1 corresponding foot rest 52 and contiguous block 53 is respectively arranged with positioning seat 11, and said support portion 521 is arranged at said positioning seat 11 respectively with contiguous block 53.Positioning seat 11 comprises locating piece 111 and fixture block 112, and said locating piece 111 separates setting with fixture block 112.
During installation; First connecting rod 511 passes and stretches out through hole 523; Second connecting rod 512 and the 4th connecting rod 514 link to each other with the joint pin 524 of adjacent foot rest 52 respectively, guarantee that linkage assembly 51 drives keyboard plate 4 and moves up or down under the effect of foot rest 52, and be simple in structure.The setting of positioning seat 11; The two ends of the connecting rod of linkage assembly 51 respectively with fixture block 112 butts; Guarantee that linkage assembly 51 stably is arranged on the base plate 1, thereby smoothly foot rest 52 and contiguous block 53 are arranged at positioning seat 11 respectively, the foot rest 52 of being convenient to open and resetting; Strengthen the structural stability of elevating mechanism 5, improve the dependability of the utility model.
As shown in Figure 3, the support portion 521 of present embodiment and the angle between the connecting portion 522 are 135 degree, when keyboard 3 stretches out loam cake 2; Connecting portion 522 and the 4 vertical settings of keyboard plate, support portion 521 is stretched out base plate 1 and is contacted with ground, with foot rest 52 rotations 45 degree; Then keyboard plate 4 moves down; Guarantee that keyboard 3 sinks to loam cake 2, simple to operate, be convenient to machine-shaping.
The bottom surface of the support portion 521 of present embodiment is a plane, guarantees that foot rest 52 steadily contacts with ground, increases the contact area on foot rest 52 and ground, and keyboard is steadily placed, and provides convenience for user's operation keyboard, and result of use is good.
Embodiment two
The difference of present embodiment and embodiment one is; The linkage assembly 51 of present embodiment also comprises the 5th connecting rod 515 and the 6th connecting rod 516; The two ends of said the 5th connecting rod 515 link to each other with the middle part of second connecting rod 512, the 4th connecting rod 514 respectively, and the two ends of said the 6th connecting rod 516 link to each other with the middle part of first connecting rod 511, third connecting rod 513 respectively.
The 5th connecting rod 515 laterally arranges with first connecting rod 511, third connecting rod 513, and the 5th connecting rod 515 is connected with second connecting rod 512 through contiguous block 53, and the 5th connecting rod 515 is connected with the 4th connecting rod 514 through contiguous block 53; The 6th connecting rod 516 laterally arranges with second connecting rod 512, the 4th connecting rod 514; The 6th connecting rod 516 is connected with first connecting rod 511 through contiguous block 53, and the 6th connecting rod 516 is connected the setting of the 5th connecting rod 515 and the 6th connecting rod 516 through contiguous block 53 with third connecting rod 513; Improved the structural stability of linkage assembly 51; The anchorage force of 51 pairs of keyboard plates 4 of linkage assembly is evenly distributed, guarantees that keyboard plate 4 rises or sinking smoothly, improves the dependability of elevating mechanism 5 under the driving of elevating mechanism 5.
Certainly, can also further strengthen the structural strength of linkage assembly 51, strengthen the result of use of the utility model between first connecting rod 511 and the third connecting rod 513, between second connecting rod 512 and the 4th connecting rod 514, connecting rod is set.
The present embodiment remainder is identical with embodiment one, repeats no more here.
Should be noted that at last; Above embodiment only be used to explain the utility model technical scheme but not to the restriction of the utility model protection domain; Although the utility model has been done detailed description with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model, and do not break away from the essence and the scope of the utility model technical scheme.
Claims (10)
1. keyboard; It comprises keyboard, base plate and is arranged at the loam cake of base plate top; Said loam cake offers the pilot hole that cooperates installation with keyboard; It is characterized in that: also comprise the keyboard plate that is used for fixing keyboard, said keyboard plate is movably set in the loam cake below, is provided with between said keyboard plate and the base plate and drives the elevating mechanism that the keyboard plate goes up and down.
2. a kind of keyboard according to claim 1 is characterized in that: said elevating mechanism comprises linkage assembly, be used to connect the contiguous block of the connecting rod of linkage assembly, and is used for the foot rest that the connecting rod of drive link mechanism rotates.
3. a kind of keyboard according to claim 2; It is characterized in that: said linkage assembly comprises first connecting rod, second connecting rod, third connecting rod and the 4th connecting rod that flexibly connects successively; Between said first connecting rod and the second connecting rod, be respectively arranged with foot rest between said first connecting rod and the 4th connecting rod, between said third connecting rod and the second connecting rod, be respectively arranged with contiguous block between said third connecting rod and the 4th connecting rod.
4. a kind of keyboard according to claim 3 is characterized in that: said linkage assembly is a parallel four-bar linkage.
5. a kind of keyboard according to claim 3; It is characterized in that: said linkage assembly also comprises the 5th connecting rod and the 6th connecting rod; The two ends of said the 5th connecting rod link to each other with the middle part of second connecting rod, the 4th connecting rod respectively, and the two ends of said six connecting rods link to each other with the middle part of first connecting rod, third connecting rod respectively.
6. according to claim 4 or 5 described a kind of keyboards; It is characterized in that: the lower surface of said keyboard plate is provided with guidepost; The position of the corresponding guidepost of the lower surface of said loam cake is provided with reference column; Said reference column is movably set in the guidepost inner chamber, and said reference column is arranged with spring outward, and the lower end of said spring is passed the guidepost inner chamber and linked to each other with base plate.
7. a kind of keyboard according to claim 6; It is characterized in that: said foot rest comprises support portion and the connecting portion that is connected as a single entity; The junction of said connecting portion and support portion offers through hole, and the top of said connecting portion and keyboard plate flexibly connect, and the side of said connecting portion is provided with joint pin; The position of corresponding foot rest of said base plate and contiguous block is respectively arranged with positioning seat, and said support portion and contiguous block are arranged at said positioning seat respectively.
8. a kind of keyboard according to claim 7 is characterized in that: said positioning seat comprises locating piece and fixture block, and said locating piece separates setting with fixture block.
9. a kind of keyboard according to claim 8 is characterized in that: the angle between said support portion and the connecting portion is 135 degree.
10. a kind of keyboard according to claim 9 is characterized in that: the bottom surface of said support portion is a plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120221388U CN202150087U (en) | 2011-06-28 | 2011-06-28 | Keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120221388U CN202150087U (en) | 2011-06-28 | 2011-06-28 | Keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202150087U true CN202150087U (en) | 2012-02-22 |
Family
ID=45591140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120221388U Expired - Fee Related CN202150087U (en) | 2011-06-28 | 2011-06-28 | Keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202150087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482847A (en) * | 2018-02-22 | 2018-09-04 | 安徽永裕云商企业管理有限公司 | A kind of keyboard transport storage dispenser |
-
2011
- 2011-06-28 CN CN201120221388U patent/CN202150087U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482847A (en) * | 2018-02-22 | 2018-09-04 | 安徽永裕云商企业管理有限公司 | A kind of keyboard transport storage dispenser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20200628 |