CN2453481Y

CN2453481Y - Means for fixing folding key-board

Info

Publication number: CN2453481Y
Application number: CN 00257500
Authority: CN
Inventors: 李晋成
Original assignee: Darfon Electronics Suzhou Co Ltd
Current assignee: Darfon Electronics Suzhou Co Ltd; Darfon Electronics Corp
Priority date: 2000-11-07
Filing date: 2000-11-07
Publication date: 2001-10-10
Anticipated expiration: 2010-11-07

Abstract

The utility model relates to a device for fixing a folding keyboard, which comprises a first base board, a second base board and a connecting rod mechanism, wherein, the upper surfaces of the first base board and the second base board are provided with key areas, and the inner side edges of the first base board and the second base board are provided with a first pin joint part and a second pin joint part which are respectively pivoted with two side edges of the connecting rod mechanism. The first base board, the second base board and the connecting rod mechanism can be folded and unfolded, and the lower surfaces of the first base board and the second base board are respectively provided with slides slot and are mutually corresponding. When the keyboard is unfolded, the slide slots of the two base boards form a slide path, a slide block can move in the slide path in a reciprocating mode. When the slide block moves to the middle of the two base boards and generates a restrain function for folding the keyboard, the slide block is unfolded to form a plane.

Description

The stationary installation of Foldable keyboard

The utility model relates to a kind of stationary installation of Foldable keyboard, is meant especially a kind ofly Foldable keyboard to be launched and maintain conplane stationary installation.

Arriving along with the information age, people are also more and more darker for the dependence of data processing device, and these data processing devices comprise PC (PC), notebook computer (Notebook), palmtop computer (Palm), personal digital assistant (PDA) and mobile phone (Mobile Phone) etc.Generally speaking, one Taiwan investment material processing device must comprise main frame, display and keyboard three parts usually, main frame mainly is to carry out Data Processing, and the function of display is the result that display data is handled, and keyboard then is to make main frame carry out Data Processing according to instruction by input instruction.

Wherein main frame and display have all become considerably light and handy and have been easy to carry about with one along with improving of science and technology, having only the usable floor area of keyboard only can't be reduced because must meet ergonomics, will cause the user operational not convenient as if too little, but as if keyboard not being dwindled and being unfavorable for carrying, therefore if keyboard Designing will be become lightly and is easy to carry about with one, then keyboard Designing must be become the folding keyboard, when keyboard is obsolete that it is folding, it is easy to carry about with one to increase user's facility.

Referring to Fig. 1,2, Foldable keyboard synoptic diagram for known techniques, keyboard 10 is formed by the key combination of a plurality of distinct symbols, these buttons comprise numerical key, function key and symbolic key etc., the user can import intactly data and be sent to main frame and carry out Data Processing by above-mentioned button, wherein in order to realize folding function, keyboard 10 is made up of four substrates, comprise the first outer substrate 11, substrate 12 in first, the second outer substrate 13, substrate 14 in second, the upper surface of above-mentioned tetrabasal is respectively equipped with key zone 110,120,130,140, substrate 12 articulates with the dual side-edge of first connecting rod mechanism 15 respectively in the first outer substrate 11 and first, substrate 14 articulates with the dual side-edge of second connecting rod mechanism 16 respectively in the second outer substrate 13 and second, again in first in the substrate 12 and second substrate 14 respectively with hinge type rotating shaft 17 pivot joints.

When keyboard 10 will use, four

substrates

11,12,13,14 must be deployed on the same plane, but since keyboard 10 the first outer key zone 110 and the first interior key zone 120 not mutually and close so must not be with the first outer key zone 110 key zones 120 and closing in first when launching; Similarly, key zone 140 upon deployment not mutually and close therefore must not be with the second outer key zone 130 key zone 140 and closing in second in the second outer key zone 130 and second, and thus, this keyboard 10 just can be used by the user in expansion.

When keyboard 10 will fold, must utilize above-mentioned first again, second

connecting rod mechanism

15,16 and the pivoting mechanism that provided of hinge type rotating shaft 17, make the lower surface of substrate 12 in first superimposed mutually with the lower surface of the second interior substrate 14, make in the upper surface and first of the first outer substrate 11 upper surface of substrate 12 superimposed mutually simultaneously, and the upper surface of substrate 14 is superimposed mutually in the upper surface of the second outer substrate 13 and second, wherein the width of first connecting rod mechanism 15 approximates the substrate 12 and the first outer substrate 11 mutual superimposed thickness in first, and the width of second connecting rod mechanism 16 approximates the substrate 14 and the second outer substrate 13 mutual superimposed thickness in second, and keyboard 10 areas after therefore folding are about 1/4th (as shown in Figure 3) of keyboard 10 areas when launching.

Yet, the substrate 11 of the Foldable keyboard 10 of known techniques, 12,13,14 under situation about being supported, can be around

linkage assembly

15,16 and hinge type rotating shaft 17 rotate arbitrarily, if keyboard 10 is placed on when using on the desktop of level, each substrate 11 of

keyboard

10,12,13,14 will be because of the contained effect that support provided of desktop, make each

substrate

11,12,13,14 can't be around the linkage assembly 15 that articulates, 16 and hinge type rotating shaft 17 rotate, therefore the keyboard 10 of known techniques is when placing desktop to use, each

substrate

11,12,13,14 maintain conplane state, therefore can't in use cause any puzzlement to the user.But sometimes the user must move keyboard 10 or habitually keyboard 10 is placed on oneself the knee and use, at this moment will be between each

substrate

11,12,13,14 of the Foldable keyboard 10 of known techniques in default of the stationary installation that can restrain substrate, each

substrate

11,12,13,14 of keyboard 10 is rotated around

linkage assembly

15,16 and hinge type rotating shaft 17, and can't maintain on the same plane, and then produce greatest puzzlement (as shown in Figure 4) when causing user's operation keyboard 10.

Fundamental purpose of the present utility model is: design a kind of folding keyboard with stationary installation if can be directed to the shortcoming of known techniques, this stationary installation can be when keyboard launches, two adjacent substrates are produced the effect of restraining, make between each substrate of keyboard to maintain on the identical surface level, to reduce the puzzlement that the user is produced in keyboard operation.

The purpose of this utility model is achieved in that a kind of stationary installation of Foldable keyboard, wherein Foldable keyboard comprises having first substrate at least, the dual-side of second substrate and at least one linkage assembly is respectively with above-mentioned first, the articulated section of two substrates articulates, it is characterized in that: the said fixing device comprises: at least one is located at first chute of first base lower surface, it is corresponding with above-mentioned first chute that at least one is located at second chute of second base lower surface, the two forms a sliding path relatively, is provided with a slide block that can move back and forth at least and places chute in sliding path.

The utility model also can be realized by following scheme: above-mentioned first upper surface of base plate is provided with first key zone, the precalculated position of its inner side edge is provided with first articulated section, second upper surface of base plate is provided with second key zone, its inner side edge is provided with second articulated section, the dual-side of one linkage assembly is respectively with first, the articulated section of two substrates articulates, and two key zones are formed a complete keyboard; The upper surface of the above-mentioned first outer substrate is provided with the first outer key zone, the upper surface that base is pulled in first is provided with key zone in first, the upper surface of the second outer substrate is provided with the second outer key zone, and the upper surface of the second interior substrate is provided with key zone in second, and four key zones can be formed a complete keyboard.

Advantage of the present utility model is: Foldable keyboard has a stationary installation, this stationary installation provides one to restrain effect when keyboard launches, to guarantee that keyboard does not need to borrow the support of desktop just can maintain on the same plane in use, therefore can make keyboard more convenient on moving or operating, this stationary installation can be removed restraining of keyboard when keyboard is folding again, make keyboard can be folded into the less keyboard of area, carrying and taking in order to the user.

Now further specify by the following drawings and embodiment:

Fig. 1,2, be the Foldable keyboard synoptic diagram of known techniques;

Fig. 3, be the keyboard of the known techniques synoptic diagram after folding;

Fig. 4, the constitutional diagram of being supported for the keyboard of known techniques;

Fig. 5, be that first of folding keyboard tray fixing device is implemented illustration;

Fig. 6,7, be the fixing action of the keyboard synoptic diagram of first embodiment;

Fig. 8, be that second of folding keyboard tray fixing device is implemented illustration;

Fig. 9,10, be the stationary installation synoptic diagram of second embodiment;

Figure 11,12, be the stationary installation synoptic diagram of second embodiment;

Figure 13,14, be the exploded view and the kinematic relation figure of the second embodiment stationary installation;

Figure 15,16, be the stationary installation synoptic diagram of second embodiment.

Referring to shown in Figure 5, for first of folding keyboard tray fixing device is implemented illustration; The Foldable keyboard 20 of present embodiment is an eighty percent discount formula keyboard, and its mode by doubling is folded into half of original area with keyboard area, and this Foldable keyboard 20 comprises first substrate 21, second substrate 22 and a linkage assembly 23.

First, two

substrates

21,22 upper surface is respectively equipped with a key zone 210,220, wherein second key zone 220 (first key zone 210) can be by moving and first key zone 210 (second key zone 220) and synthetic one complete keyboard, this first substrate 21 precalculated position of side within it is provided with at least the first articulated section 211, second substrate 22 side within it is provided with second articulated section 221, the dual-side of linkage assembly 23 is respectively with first, two articulated sections 211,221 form pivot joint, make first,

second substrate

21,22 can fold and the motion that launches by linkage assembly 23.

Lower surface referring to Fig. 6,7, above-mentioned first and

second substrate

21,22 is respectively equipped with a chute 212,222, the chute 212,222 of two

substrates

21,22 on position arrangement in correspondence with each other, therefore when keyboard 20 is launched into a plane, the chute 212,222 of above-mentioned two

substrates

21,22 forms a sliding path, slide block 24 can be moved back and forth between the primary importance A of this sliding path and second place B, and this slide block 24 is a slab construction.When slide block 24 moves to second place B, slide block 24 is across on two

substrates

21,22, and the contained effect that two

substrates

21,22 is produced similar keeper, first and

second substrate

21,22 can't be rotated around linkage assembly 23, and then make Foldable keyboard 20 launch and maintain conplane state.When this slide block 24 moves to primary importance A, this slide block 24 is arranged in the wherein chute 222 of a substrate (is second substrate 22 at this), slide block 24 will can not produce the effect of restraining to keyboard 20 this moment, be that first and

second substrate

21,22 can rotate around this linkage assembly 23 uncommittedly, the user can carry out doubling to this keyboard 20 this moment, make the area of keyboard 20 be reduced to original half in order to carrying.

Referring to Fig. 8, for second of folding keyboard tray fixing device is implemented illustration; The Foldable keyboard 30 of present embodiment is the four-folding keyboard, can keyboard 30 areas be folded into originally 1/4th by folding mode, and this Foldable keyboard comprises substrate 32, the second outer substrate 33 and the second interior substrate 34 in the first outer substrate 31, first.

The upper surface of above-mentioned

tetrabasal

31,32,33,34 is respectively equipped with key zone 310,320,330,340, substrate 32 articulates with the dual side-edge of first connecting rod mechanism 35 respectively in the first outer substrate 31 and first, substrate 34 articulates with the dual side-edge of second connecting rod mechanism 36 respectively in the second outer substrate 33 and second, in first in the substrate 32 and second substrate 34 respectively with the dual side-edge pivot joint of hinge type rotating shaft 37.Base pulls 32 around 35 rotations of first connecting rod mechanism in the first outer substrate 31 and first, and above-mentioned two

substrates

31,32 can be launched and folding motion; Substrate 34 rotates around second connecting rod mechanism 36 in the second outer substrate 33 and second, and above-mentioned two

substrates

33,34 can be launched and folding motion; The substrate 32 and the second interior substrate 34 rotate around hinge type rotating shaft 37 in first, and above-mentioned two

substrates

32,34 can be launched and folding motion.

The folding mode of keyboard 30 is that the lower surface of substrate 32 in first lower surface with the second interior substrate 34 is superimposed, simultaneously with the upper surface of the first outer substrate 31 superimposed in first base pull 32 upper surface, and with the upper surface of the second outer substrate 33 superimposed in second the upper surface of substrate 34, make keyboard 30 areas be folded into 1/4th of original area, the result after it is folding is identical with Fig. 3 of known techniques.And the expansion mode of keyboard 30 is spread above-mentioned four

substrates

31,32,33,34 out on same plane, keyboard 30 after the expansion is if will make between each

substrate

31,32,33,34, at moving process or be placed on and keep at grade when knee uses, this keyboard 30 must arbitrarily provide stationary installation between the adjacent substrate of two-phase, and is sagging to avoid substrate to be subjected to the effect of gravity.

Lower surface referring to substrate 34 in the substrate 32 and second in Fig. 9,10, above-mentioned first is respectively equipped with chute 321,341, above-mentioned two chutes 321,341 in the arrangement of position in correspondence with each other, therefore be deployed in conplane the time when keyboard 30, be located at that the chute 321,341 of

substrate

32,34 will form a sliding path in first and second, flat slide block 38 can be moved back and forth between the primary importance A ' of sliding path and second place B '.When slide block 38 moves to second place B ', this slide block 38 is across on the substrate in two 32,34, and to similar contained effect of fastening of two

interior substrates

32,34 generations,

substrate

32,34 rotates around hinge type rotating shaft 37 in first and second to avoid, and then first and second

interior substrate

32,34 is maintained under the state of expansion.When slide block 38 moves to primary importance A ', this slide block 38 is arranged in the wherein chute 341 of a substrate (is second substrate 34 at this), slide block 38 will can not produce the effect of restraining to above-mentioned two

interior substrates

32,34 this moment, and promptly

substrate

32,34 can be around hinge type rotating shaft 37 rotations in first, second.

As for the fixed form after substrate 34 launches in the fixed form after 32 expansion of substrate in the first outer substrate 31 and first and the second outer substrate 33 and second, except can be when keyboard 30 launches, with the first outer key zone 310 key zone 320 and closing in first, make the first outer key zone 310 produce the effect of restraining to substrate in the first outer substrate 31 and first 32, substrate 32 rotates around this first connecting rod mechanism 35 in the first outer substrate 31 and first to avoid.But this contained principle is known techniques at present general Foldable keyboard, its effect of restraining is not good, and under the state that keyboard 30 is supported, the first outer substrate 31 and the second outer substrate 33 will be easy to sagging, therefore for the contained mode of the first outer substrate 31 with the first interior substrate 32, and the contained mode of the second outer substrate 33 and the second interior substrate 34 will be by hereinafter to be illustrated:

Referring to Figure 11,12, for fear of Foldable keyboard 30 when launching, the first outer substrate 31 is subjected to the effect of gravity and is sagging, cause the user operational not convenient at keyboard 30, therefore especially first outside, be designed to arc surface 41 above the adjacent edge of substrate 31 and first connecting rod mechanism 35, and below this edge, be designed to vertical plane 42, simultaneously first in, be designed to arc surface 43 above the adjacent edge of substrate 32 and first connecting rod mechanism 35, and below this edge, be designed to vertical plane 44.

The upper surface that its purpose is to make substrate 32 in the upper surface and first of the first outer substrate 31 is mutual when superimposed, the first outer substrate 31 and first connecting rod mechanism 35 adjacent tops, edge will be because of being designed to arc surface 41, make and successfully to rotate each other and can not interfere, simultaneously will be above the adjacent edge of substrate 32 and first connecting rod mechanism 35 first in because of being designed to arc surface 43, make and successfully to rotate each other and can not interfere, and then make that substrate 32 can be successfully superimposed in win outer substrate 31 and first.Again when substrate 32 in substrate outside first 31 and first when being launched into a plane, the first outer substrate 31 and first connecting rod mechanism 35 adjacent belows, edge will be because of being designed to vertical plane 42, make each other and can't outwards launch again because be close to, simultaneously will be below the adjacent edge of substrate 32 and first connecting rod mechanism 35 first in because of being designed to vertical plane 44, make each other and can't outwards launch again because be close to, make the outer substrate 31 of winning, substrate 32 is kept at grade upon deployment in the first connecting rod mechanism 35 and first, and the influence that can not be subjected to gravity causes the sagging of the first outer substrate 31.

Referring to Figure 13,14, outside second in the substrate 33 and second substrate 34 on structural design with Figure 11,12 roughly the same, its purpose all is to make keyboard 30 upon deployment, the second outer substrate 33 can not have because the bottom and supports and not sagging, its principle and manner of execution are all same as described above, and therefore no longer expense is stated.

What deserves to be mentioned is, in the design of the width of first connecting rod mechanism 35 with first outside in the substrate 31 and first substrate 32 thickness after superimposed suitable, substrate 34 thickness after superimposed is suitable in the width of second connecting rod mechanism 36 and the second outer substrate 33 and second again, makes aforesaid substrate can not interfere situation in folding process.

Referring to Figure 15,16, second connecting rod of the present utility model mechanism 36 substrate 34 in second is provided with outstanding circular arc back up pad 45 below the adjacent edge, this back up pad 45 can be supported on the lower surface of substrate 34 in second when keyboard 30 launches, make the second connecting rod mechanism 36 and the second outer substrate 33 can not be subjected to the effect of gravity and sagging, wherein the lower surface of the second interior substrate 34 is in order to match with the back up pad 45 after launching, the lower surface of substrate 32 is provided with a groove 46 in first, the shape of this groove 46 matches with back up pad 45, and the degree of depth thickness with back up pad 45 approximately is suitable, because the lower surface of the back up pad 45 of second connecting rod mechanism 36 and the second interior substrate 34 interferes upon deployment, and cause keyboard 30 can't maintain same plane to avoid.

Similarly, when keyboard 30 folding the time, first connecting rod mechanism 35 for can with second connecting rod mechanism 36 mutually and close, below the edge of first connecting rod mechanism 35, be provided with a back up pad 45 and be provided with groove 47 in position with respect to back up pad 45 with second connecting rod mechanism 36, the shape of this groove 47 matches with back up pad 45, and the thickness of the degree of depth and back up pad 45 is suitable, when keyboard is folding, back up pad 45 can be contained among the groove 47, causes first connecting rod mechanism 35 and second connecting rod mechanism 36 can't and close to avoid keyboard 30 to interfere when folding.

Back up pad 45 of the present utility model in addition also can be arranged at the below, edge that substrate 32 is adjacent in first connecting rod mechanism 35 and first, the lower surface setting of substrate 32 and this back up pad 45 corresponding grooves in first, much more no longer therefore its start principle be described herein as hereinbefore.

Certainly, the above only is the preferred embodiment of folding keyboard tray fixing device of the present utility model, if become keyboard Designing three-bend or other form also can, the design of its stationary installation is basic identical with the utility model.

Claims

1, a kind of stationary installation of Foldable keyboard, wherein Foldable keyboard comprises having first substrate at least, the dual-side of second substrate and at least one linkage assembly is respectively with above-mentioned first, the articulated section of two substrates articulates, it is characterized in that: the said fixing device comprises: at least one is located at first chute of first base lower surface, it is corresponding with above-mentioned first chute that at least one is located at second chute of second base lower surface, the two forms a sliding path relatively, is provided with a slide block that can move back and forth at least and places chute in sliding path.

2, the stationary installation of Foldable keyboard according to claim 1, it is characterized in that: above-mentioned first upper surface of base plate is provided with first key zone, the precalculated position of its inner side edge is provided with first articulated section, second upper surface of base plate is provided with second key zone, its inner side edge is provided with second articulated section, the dual-side of one linkage assembly articulates with the articulated section of the first, two substrate respectively, and two key zones are formed a complete keyboard.

3, the stationary installation of Foldable keyboard according to claim 1, it is characterized in that: above-mentioned first substrate is pulled by base in the first outer substrate and first and is formed, second substrate is made up of substrate in the second outer substrate and second, substrate is articulated in the both sides of first connecting rod mechanism respectively in the first outer substrate and first, substrate is articulated in the both sides of second connecting rod mechanism respectively in the second outer substrate and second, and the substrate and the second interior substrate articulate mutually by a hinge type rotating shaft in first, and first chute is located at the lower surface of substrate in first, and second chute is located at the lower surface of substrate in second.

4, as the stationary installation of Foldable keyboard as described in the claim 3, it is characterized in that: the upper surface of the above-mentioned first outer substrate is provided with the first outer key zone, the upper surface that base is pulled in first is provided with key zone in first, the upper surface of the second outer substrate is provided with the second outer key zone, the upper surface of substrate is provided with key zone in second in second, and four key zones are formed a complete keyboard.

5, as the stationary installation of Foldable keyboard as described in the claim 3, it is characterized in that: the above-mentioned first inside and outside substrate is respectively equipped with a vertical plane below the edge adjacent with first connecting rod mechanism, and the second inside and outside substrate is respectively equipped with a vertical plane below the edge adjacent with second connecting rod mechanism simultaneously.

6, as the stationary installation of Foldable keyboard as described in the claim 5, it is characterized in that: in above-mentioned first, substrate is provided with an arc surface above the edge adjacent with second connecting rod mechanism.

7, as the stationary installation of Foldable keyboard as described in the claim 5, it is characterized in that: the below, edge of above-mentioned first connecting rod mechanism is provided with a back up pad, and this back up pad is supported on the lower surface of substrate in first.

8, as the stationary installation of Foldable keyboard as described in the claim 7, it is characterized in that: substrate is provided with groove in the position with respect to back up pad in above-mentioned first, and back up pad can be contained among this groove.

9, as the stationary installation of Foldable keyboard as described in the claim 5, it is characterized in that: the below, edge of above-mentioned first connecting rod mechanism is provided with a back up pad and second connecting rod mechanism is provided with groove in the position with respect to back up pad, and back up pad can be contained among the groove.

10, as the stationary installation of Foldable keyboard as described in claim 8 or 9, it is characterized in that: the shape of above-mentioned groove matches with back up pad, and the thickness of the degree of depth and back up pad is suitable.