CN2543128Y

CN2543128Y - Foldable keyboard

Info

Publication number: CN2543128Y
Application number: CN 01275266
Authority: CN
Inventors: 卢至宜
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-12-04
Filing date: 2001-12-04
Publication date: 2003-04-02
Anticipated expiration: 2011-12-04

Abstract

A foldable keyboard comprises a card combining part on a first shell body, and a first card combining device is movably arranged on the card combining part. A rotation part, the two ends of which are limited to the first shell body and a second shell body, can rotate with the folding and the unfolding of the two keyboards, and is provided with a second card combining device. When the two keyboards are totally opened, a second card combining part will move to a temporary card combining position under the card of the first card combining device. A locking part which is arranged on the first shell body and switches between an immobilizing position and a releasing position can limit the first card combing part to the temporary card combining position in the immobilizing position, and release the first card combining part from the temporary card combining position in the releasing position.

Description

The folding keyboard

Technical field

The utility model relates to a kind of keyboard, particularly a kind of folding keyboard.

Background technology

With networking digital Age arriving, as PDA(Personal Digital Assistant), the small and exquisite light-weighted electronicss such as WAP mobile phone that can surf the Net is to propagate its belief on a large scale, but these equipment are the cube reduction, its interface for user's input is also simplified relatively, makes its document input speed and accuracy all not desirable to the greatest extent.So when needing a large amount of documents to deal with the work, usually need an external QWERTY keyboard faster and accurately to import for the user, but the QWERTY keyboard of carrying this larger volume brings inconvenience to the user, and greatly lowers the value that this portable type electronics lightly is easy to carry about with one.

In view of facing a difficult choice of the external QWERTY keyboard of above-mentioned portable type electronics, but just there is an existing foldable type keyboard as shown in Figure 1 to come out, this keyboard comprises a left side input part 91, a right side input part 92, and one will this left side input part 91 and the bridge part 93 of right side input part 92 common bridge joints, and each input part 91,92 can borrow the metal hinged arm 94 be arranged in 93 liang of corresponding outsides of bridge part and relatively bridge part 93 pivot, but folding after it is pivoted and reduce entire length is easy to carry directly to place in user's pocket.But, because of 93 not further anti-locking designs that pivot of tool of each input part 91,92 relative bridge part of this folding keyboard, when the user is placed on when carrying out document input operation as above-knee on-fixed supporting surface, input part 91,92 is bridge part 93 generation pivot bendings relatively most probably, and the carrying out that disturbs the input operation.And, because the keyboard face is cut apart by bridge part 93 and is isolated into left and right halves, and and between all buttons of general standard keyboard in twos next-door neighbour configuration be not quite similar, with regard to the most of users that get used to the QWERTY keyboard key configurations, the speed of its practical operation and degree of accuracy are all influenced.

In addition, an existing flexible film formula Foldable keyboard 95 as shown in Figure 2, its key configurations and general standard keyboard are identical, though malleable invariably puzzlement, still, equally because of its folding design, also may when document is imported, produce curved Zhe and disturb the input operation, especially because of the characteristic of its flexible film, more must place a hard flat surface just to be convenient to operation, so its actual applicability is very limited.

Summary of the invention

Fundamental purpose of the present utility model be to provide a kind of under the complete opening state tool stablize the folding keyboard of anti-rotation mechanism.

A time purpose of the present utility model is to provide a kind of key configurations and the folding keyboard being convenient to operate identical with the general standard keyboard.

For achieving the above object, the technical solution of the utility model is as follows:

A kind of Foldable keyboard, comprise: one first keyboard and one second keyboard, respectively have one first housing and one second housing, be installed with the articulated section that most buttons and necessary electronic element, articulate with first housing and second housing simultaneously respectively, one holding section, of being located at first housing has two opposite ends and is confined to the rotation section of first housing and second housing respectively, and the sincere portion of lock that is located at first housing, it is characterized in that:

The articulated section can pivot between full open position and complete make-position for first keyboard and second keyboard;

The holding section is provided with one and is limited to and movable first fastener in the first housing certain limit;

The rotation section can with second keyboard and first keyboard relative to unfolding and rotate, the rotation section is provided with one second fastener, when second keyboard is relative with first keyboard when turning to lift to full open position, second fastener will be followed and be moved and fasten in a temporary clamped position with this first fastener;

The sincere portion of one lock, can drive a stop position and an off-position, it can be limited in first fastener this temporary clamped position when stop position, make first keyboard and the second keyboard complete opening, and when the off-position, first fastener can be discharged and breaks away from second fastener from temporary clamped position, make second keyboard and the first keyboard pivoted closed.Wherein:

First housing and second housing have first diapire and second diapire of carrying button and electronic component respectively, and first diapire and second diapire side in opposite directions has mutual next-door neighbour's a first side and a second side respectively;

First side and second side are corresponding staggered concavo-convex for the complete configuration that cooperates two button portions;

The articulated section comprises that one covers the main cover plate of first side and second side, and a pair ofly is articulated in main cover plate two outside and each several part cover the auxiliary coverplate of first diapire and the second diapire outer rim relatively;

: the vertical both sides of main cover plate each with first housing and the coaxial pivot joint of second housing, each articulates the vertical both sides of each auxiliary coverplate with first housing and the second housing one bent axle;

First fastener is a ball, and the holding section comprises a block seat and a butted piece that is fixed on first housing, and block seat is provided with a ball towards the perforate of partly passing through away from the butted piece direction, and butted piece is tight against ball;

Two opposite ends of rotation section are hubbed at first housing respectively and are slidedly arranged on second housing, and second fastener is that a ball passes the groove that the block seat aperture portion is divided ccontaining engaging;

The corresponding block seat in rotation section partly has a depressed part;

Lock sincere portion and comprise a push button and a push rod that is slidedly arranged on the corresponding chute of first housing, push rod has a pushing and pressing holding section butted piece to force ball to be positioned the pushing and pressing face of temporary clamped position;

Butted piece push rod in opposite directions has one and plugs the space, and push rod has one to be inserted in and to plug the space and be positioned the end that plugs of temporary clamped position to force ball;

Butted piece is to be made into integration by sheet metal;

The vertical both sides of main cover plate each with first housing and the coaxial pivot joint of second housing, the vertical both sides of each auxiliary coverplate each be convexly equipped with a slide bar in opposite directions, be slidedly arranged on the chute that first housing and the second housing one correspondence are offered respectively.

Be this, the utility model can provide first keyboard and second keyboard reliable and stable anti-rotation mechanism under the complete opening state, and the certain rotation margin of safety in opposite directions of tool, and its whole key configurations is identical with the general standard keyboard, helps importing rapidly and accurately of operator.

Description of drawings

Fig. 1 is an existing folding keyboard complete opening state schematic perspective view.

Fig. 2 is an existing collapsible soft keyboard schematic perspective view.

Fig. 3 is the exploded perspective view of the utility model folding keyboard preferred embodiment.

Fig. 4 is the complete opening user mode stereographic map of this preferred embodiment after combination.

Fig. 5 to 7 is this preferred embodiment local schematic side view from the extremely complete closure state of complete opening, to express the action of each assembly of articulated section.

Fig. 8 is pivot the in opposite directions subelement schematic perspective view of state of this preferred embodiment.

Fig. 9 is the complete closure state stereographic map of this preferred embodiment.

Figure 10 is the subelement exploded perspective view of this preferred embodiment.

Figure 11 to 13 is this preferred embodiment subelement schematic perspective views to the complete opening state.

Figure 14 to 16 is from the complete opening state and the in opposite directions closed subelement schematic perspective views of this preferred embodiment.

Figure 17 is the exploded stereographic map of another embodiment of the utility model, with express its articulated section 3 ' composition.

Figure 18 and 19 is the embodiment of Figure 17 is opened into the complete opening state from part subelement schematic side view.The figure number explanation

1 first keyboard, 2 second keyboards, 3 articulated sections

213 second sides, 11 first housing 21 second housings, 31 main cover plate 111 first diapires, 211 second diapire 311 base plates, 112 the first side wall 212 second sidewalls, 3,121 first pivot connecting plate 12 first button sections, 22 second button section 3,122 second pivot connecting plates, 113 first sides, 312 side plates, 13 shift knobs, 2121 pivoted holes, 313 first hinged arms, 14 cover plates, 2122 pivoted holes, 314 second hinged arms, 141 chutes, 32 auxiliary coverplates, 15 grooves, 321 pivoted holes, 1121 pivoted holes, 322 pivoted holes, 1122 pivoted holes, 323 bent axles

5 rotation sections, 4 holding sections, 6 locking parts, 41 block seats, 51 first ends, 61 push buttons, 411 erection part, 52 articulated parts, 62 push rods, 412 perforates, 53 second ends, 621 pushing and pressing faces, 413 horizontal parts, 54 fins 622 plug end 42 balls 541 chutes 63 slides 43 butted pieces 55 circular grooves 431 canned paragraphs 432 curved arc sections 433 sections of compressing 434 pressure-bearing sections 435 pressure-bearing surfaces 436 and plug the space

Embodiment

Now be described as follows with regard to a kind of preferred embodiment in conjunction with the accompanying drawings.Comprise sincere 6 on one first keyboard 1, one second keyboard, 2, one articulated sections 3, a holding section 4, a rotation section 5 and a lock among Fig. 3,4.

First keyboard 1 and second keyboard 2 roughly have same size in the present embodiment, so that the outward appearance after its folding is concordant, and comprise with one first rectangular housing 11 and one second housing 21.This first housing 11 and second housing 21 have one first diapire 111 and one second diapire 211 respectively, then respectively upwards protrude out a first side wall 112 and one second sidewall 212 from first diapire 111 and second diapire, 211 peripheries, three limits, and with first diapire 111 and second diapire 211 respectively for the first button portion 12 and the second button portion 22 and under necessary electronic component (as circuit board and circuit, figure does not show) carrying, and by the first button portion 12 and the second button portion, the 22 common key configurations of forming general standard keyboard shown in Figure 4.One side of establishing sidewall 112,212 in opposite directions and not in first diapire 111 and second diapire 211, be formed at the first side 113 and the second side 213 that are close to mutually under this keyboard complete opening state respectively, and the complete configuration of first side 113 and second side 213 cooperation button portions 12,22, and be corresponding staggered concavo-convex.In addition, be positioned on the sidewall 112,212 of first side 113 and second side 213 opposition sides, being provided with one jointly can be with the existing shift knob 13 of its snap close after keyboard 1,2 closures, the cover plate 14 of first keyboard, 1 one sides is also offered a slot 15, can be for plugging and produce electric connection as PDA7 (being shown in Fig. 4) or other miniature electric communication apparatus.

Articulated section 3 comprises that one can cover the main cover plate 31 of first side 113 and second side 213, reaches a pair of auxiliary coverplate 32 that 31 liang of relative outsides of main cover plate each several part covers first diapire 111 and second diapire, 211 outer rims that is articulated in.Main cover plate 31 comprises a common base plate 311 that slightly takes the shape of the letter U and relative biside plate 312, offer one first pivoted hole 3121 and two outside second pivoted hole 3122 relatively on each side plate 312, first pivoted hole 3121 is via one first hinged arm 313 and first, second housing 11,21 homonymy sidewall 112, corresponding pivoted hole 1121 on 212,2121 coaxial pivot joints, second pivoted hole 3122 articulates via one second hinged arm 314 and each auxiliary coverplate 32 inboard pivoted hole 321, vertical two ends of each auxiliary coverplate 32 about width centre then respectively are provided with pivoted hole 322, be pivoted for bent axle 323 1 ends that bend continuously, bent axle 323 other ends are hubbed at first, second housing 11,21 wherein one sidewalls 112, the pivoted hole 1122 that 212 inner edges are arranged with, 2122, whereby can be for first keyboard 1 and second keyboard 2 from full open position shown in Figure 5, through pivoting in opposite directions and be folded to the complete make-position of Fig. 7 or 9 shown in Fig. 6 or 8.

Shown in Fig. 3 and 10, holding section 4 comprises a L shaped block seat 41 that is fixed on these first housing, 11 first diapires 111, the erection part 411 of block seat 41 is provided with a perforate 412 that can supply one first fastener, 42 parts to pass, first fastener 42 is a spherical ball in the present embodiment, and perforate 412 is circular holes smaller than ball diameter.Holding section 4 also comprises a butted piece 43 that sets firmly on the horizontal part 413 of block seat 41, and this butted piece 43 is to be formed by single sheet metal bending with block seat 41 in the present embodiment, still, this two also can be two lamellar bodies of separation and through suitably in conjunction with fixing.Butted piece 43 slightly is the U-shaped lamellar body of an end toward interior deviation through repeatedly bending, comprise that canned paragraph 431, a curved arc section 432, a perseverance that connects block seat 41 horizontal parts 413 imposes on the ball of first fastener 42 and be closely against the section of compressing 433 of these perforate 412 elastic pressures, and the pressure-bearing section 434 of deviation inwardly, and pressure-bearing section 434 free ends slightly bend outwardly and form a pressure-bearing surface 435, form one between pressure-bearing surface 435 starting point bending places and canned paragraph 431 free ends and plug space 436.

Rotation section 5 roughly is a body of rod, and its first end 51 is articulated in the articulated part 52 on

first diapire

111,53 of second opposed end limitation and be slidedly arranged on second diapire 211 chute 541 that fin 54 is in pairs defined.Rotation section 5 is provided with second fastener 55 that can supply first fastener 42 to fasten, it is to be to pass the ccontaining circular groove of spherical calotte of block seat 41 perforates 412 for the ball of this first fastener 42 in the present embodiment, and corresponding block seat 41 erection part 411 parts form a rectangular depression portion 56 in the groove both sides, when block seat 41 rotates block seat 41 are produced interference to avoid rotation section 5.

The push rod 62 that locking part 6 comprises a push button 61 and driven by push button 61 one, this push button 61 is to be slidedly arranged on cover plate 14 corresponding chutes 141, and slide 63 limitations that push rod 62 is convexly equipped with by first diapire 111, driven between a stop position and an off-position by push button 61 back and forth slides, push rod 62 free ends form the pushing and pressing face 621 of a pushing and pressing butted piece 43 pressure-bearing surfaces 435, and slide be inserted in plug space 436 plug end 622, thus, but the block section of compressing 433 be subjected to first fastener, 42 compressing of ball and move towards canned paragraph 431.

Operation of the present utility model, shown in Figure 11 to 13, first keyboard 1 and second keyboard 2 were oppositely turned to lift to the full open position while as Figure 13, rotation is also followed in rotation section 5, can set a temporary clamped position that fastens just and the ball that makes the circular groove of second fastener 55 move to first fastener 42 passes perforate 412 land portions.Then will lock sincere 6 the off-position of push button 61 in Figure 13 again, sliding is to stop position shown in Figure 14, push rod 62 pushing and pressing faces 621 are pressed against the pressure-bearing surface 435 of butted piece 43, and plugging end 622 slides to be inserted in and plugs space 436, guarantee that whereby the section of the compressing 433 unlikely balls of first fastener 42 that are subjected to compress and move towards canned paragraph 431, relatively just provide first fastener 42 1 stable stopping function, its land portions of passing perforate 412 is kept closely fastening in the temporary clamped position of circular groove 55 and rotate related restriction rotation section 5, to keep in the full open position of Figure 14 and in opposite directions pivoted closed of first keyboard 1 and second keyboard 2, so that user's operation is keyed in.

And it is fashionable with these keyboard 1,2 flypes to work as the end of operation desire, then with push button 61 from stop position sliding again to off-position shown in Figure 15, the pushing and pressing face of making 621 breaks away from pressure-bearing surface 435, and plug end 622 and shift out simultaneously, make the section of compressing 433 compressed by ball 42 whereby and move certain amplitude towards canned paragraph 431 deflections from plugging space 436.So, when will be further first keyboard 1 and second keyboard 2 being pivoted in opposite directions, rotation just can be followed as shown in Figure 15 in rotation section 5, and make circular groove 55 promote that balls 42 leave above-mentioned temporary clamped position and slightly towards perforate 412 side shifting in addition, and and then promote the section of compressing 433 towards canned paragraph 431 bendings, break away from ball 42 fully up to circular groove 55, ball 42 is and for example shown in Figure 16, the elastic force pressure of pressurized support segment 433 and be closely against perforate 412 peripheries again, simultaneously, first keyboard 1 and second keyboard, 2 sustainable pivots in opposite directions until its complete make-position.Especially be pointed out that, because the elastic properties of materials of butted piece 43 self, when locking sincere 6 under stop position shown in Figure 14, pushing and pressing face 621 is pressed against the pressure-bearing surface 435 of butted piece 43, and plug end 622 and be inserted in when plugging space 436, the section of compressing 433 is compressed by ball 42 in fact still can and move slight distance towards canned paragraph 431, and just tolerable first keyboard 1 and second keyboard 2 are under the improper pressing of user, still can in a low-angle, rotate in opposite directions, and unlikely its pivot member of direct destruction.

In addition, among another embodiment of the utility model shown in Figure 17, the paired pivoted hole 322 of each auxiliary coverplate 32 in the above-mentioned preferred embodiment articulated section 3, then a pair of slide bar 322 that protrudes out in opposite directions by auxiliary coverplate 32 ' outside ' replace, and borrow the corresponding sidewall 112 of slide bar 322 ' be slidedly arranged on ', the chute 1122 that 212 ' outer rim is arranged with ', 2122 ' (212 ' and 2122 ' be shown in Figure 18,19), can supply this first keyboard 1 ' and second keyboard 2 ' equally as Figure 18, open closed shown in 19 relatively, and with Fig. 5, auxiliary coverplate 32 in 6 is compared down, auxiliary coverplate 32 ' in the folding process, obviously more be close to first keyboard 1 ' and second keyboard, 2 ' outer rim, and can avoid dust impurity from auxiliary coverplate 32 ' with keyboard 1 ', 2 ' outer rim gap is invaded and is adhered to.

Comprehensively above-mentioned, the existing design of the utility model has following advantage:

One, borrows holding section 4, rotation section 5 and lock sincere 6 cooperation, first keyboard 1 can be provided And second keyboard 2 is convenient to the user's in next reliable and stable anti-rotation structure of complete opening Input operation and interference-free. On the contrary, the elasticity of butted piece 43 allows that more first keyboard 1 reaches Second keyboard 2 can be subjected to the careless pressing of user and rotate slightly in opposite directions, and the better durability of tool.

Two, just user's operation interface is considered, first keyboard 1, second keyboard 2 are borrowed articulated section 3 Pivot, the first side 113 of its first diapire 111 and second diapire 211 and second side Limit 213 is close to mutually under keyboard 1,2 complete openings, makes the first button section 12 and second The button section 22 common key configurations that are same as the general standard keyboard that form meet the great majority operation Person's interface input habit, and help its input speed and accuracy.

Claims

1. folding keyboard, comprise: one first keyboard and one second keyboard, respectively have one first housing and one second housing, be installed with the articulated section that most buttons and necessary electronic element, articulate with this first housing and second housing simultaneously respectively, one holding section, of being located at this first housing has two opposite ends and is confined to the rotation section of this first housing and second housing respectively, and a locking part of being located at this first housing, it is characterized in that:

This articulated section can pivot between full open position and complete make-position for this first keyboard and second keyboard;

This holding section be provided with one limited to and can be in this first housing certain limit the first movable fastener;

This rotation section can with this second keyboard and this first keyboard relative to unfolding and rotate, this rotation section is provided with one second fastener, when this second keyboard is relative with this first keyboard when turning to lift to full open position, this second fastener will be followed and be moved and fasten in a temporary clamped position with this first fastener;

One locking part, can be driven between a stop position and an off-position and be moved, it can be limited in this first fastener this temporary clamped position when this stop position, make this first keyboard and the second keyboard complete opening, and in this off-position next this first fastener can release and breaks away from this second fastener from this temporary clamped position, make this second keyboard and this first keyboard pivoted closed.

2. folding keyboard as claimed in claim 1, it is characterized in that: this first housing and second housing have first diapire and second diapire of this button of carrying and electronic component respectively, and this first diapire and second diapire side in opposite directions has mutual next-door neighbour's a first side and a second side respectively.

3. folding keyboard as claimed in claim 2 is characterized in that: this first side and second side are to cooperate this key configurations and be corresponding staggered concavo-convex.

4. folding keyboard as claimed in claim 2, it is characterized in that: this articulated section comprises that one covers the main cover plate of this first side and second side, and a pair of this main cover plate two outside and each several part covers the auxiliary coverplate of this first diapire and the second diapire outer rim relatively that is articulated in.

5. folding keyboard as claimed in claim 4 is characterized in that: this main cover plate lengthwise is to both sides and each and this first housing and the coaxial pivot joint of second housing, and respectively each articulates with this first housing and the second housing one bent axle this auxiliary coverplate lengthwise to both sides.

6. folding keyboard as claimed in claim 1, it is characterized in that: this first fastener is a ball, this holding section comprises a block seat and a butted piece that is fixed on this first housing, this block seat is provided with one and can supplies this ball towards the perforate of partly passing through away from this butted piece direction, and this butted piece forces in this ball and be tight against this perforate.

7. folding keyboard as claimed in claim 6 is characterized in that: two opposite ends of this rotation section are hubbed at this first housing respectively and are slidedly arranged on this second housing, and this second fastener is that a ball passes this block seat aperture portion and divides the groove of ccontaining engaging.

8. folding keyboard as claimed in claim 7 is characterized in that: this rotation section is to should partly having a depressed part by block seat.

9. folding keyboard as claimed in claim 7, it is characterized in that: this locking part comprises the push button that is slidedly arranged on the corresponding chute of this first housing, and a push rod that driven by this push button, this push rod has this holding section butted piece of pushing and pressing to force this ball to be positioned the pushing and pressing face of this temporary clamped position.

10. folding keyboard as claimed in claim 9 is characterized in that: this butted piece this push rod in opposite directions has one and plugs the space, is inserted in this and plugs the space and be positioned the end that plugs of this temporary clamped position to force this ball and this push rod has one.

11. folding keyboard as claimed in claim 6 is characterized in that: this butted piece is to be made into integration by sheet metal.

12. folding keyboard as claimed in claim 4, it is characterized in that: this main cover plate lengthwise is to both sides and each and this first housing and the coaxial pivot joint of second housing, respectively each is convexly equipped with a slide bar to this auxiliary coverplate lengthwise in opposite directions to both sides, is slidedly arranged on the chute that this first housing and the second housing one correspondence are offered respectively.