CN213934699U

CN213934699U - Foldable notebook keyboard

Info

Publication number: CN213934699U
Application number: CN202023213285.7U
Authority: CN
Inventors: 蒋吕平
Original assignee: Chongqing Baoshixin Electronic Technology Co ltd
Current assignee: Chongqing Baoshixin Electronic Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-10
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a folding notebook keyboard, which comprises a right keyboard, a left keyboard, a right sliding plate, a left sliding plate and a linkage block, the two sides of the left end of the right sliding plate and the two sides of the right end of the left sliding plate are movably connected with the corresponding round holes in the grooves through first pin shafts at the two ends of the linkage block, the inner side wall of the left end of the right keyboard and the inner side wall of the right end of the left keyboard are both provided with a sliding chute, the two side walls of the right end of the right sliding plate and the two side walls of the left end of the left sliding plate are both provided with a rolling mechanism, the rolling mechanism is including the first gyro wheel and the second gyro wheel of sliding connection in the spout that corresponds, right keyboard left end one side fixedly connected with square plate, and square plate one end swing joint has the cylinder, and left keyboard right-hand member one side is equipped with the rectangle recess that is used for blocking the cylinder, the utility model discloses right keyboard and left keyboard can realize folding, make whole volume littleer after folding, portable.

Description

Foldable notebook keyboard

Technical Field

The utility model relates to a keyboard technical field specifically is a foldable notebook keyboard.

Background

The keyboard is an instruction and data input device for operating computer equipment, and with the development of technology, a notebook computer appears and becomes portable equipment at present, but most of the existing keyboards are of an integral structure, cannot be folded and are inconvenient to carry, and therefore a folding notebook keyboard is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a foldable notebook keyboard to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a foldable notebook keyboard comprises a right keyboard, a left keyboard, a right sliding plate, a left sliding plate and a linkage block, wherein grooves are formed in both sides of the left end of the right sliding plate and both sides of the right end of the left sliding plate, circular holes are formed in the grooves, and both ends of the linkage block are movably connected with the circular holes in the corresponding grooves through first pin shafts;

sliding grooves are formed in the inner side wall of the left end of the right keyboard and the inner side wall of the right end of the left keyboard, rolling mechanisms are mounted on the two side walls of the right end of the right sliding plate and the two side walls of the left end of the left sliding plate, the rolling mechanisms extend into the corresponding sliding grooves through square openings in the left end of the right keyboard and the right end of the left keyboard, and a first limiting groove and a second limiting groove are formed in the two ends of each sliding groove respectively;

the rolling mechanism comprises a first roller and a second roller which are connected in corresponding sliding grooves in a sliding mode, the first roller and the second roller are respectively and movably connected to the same end of a first connecting arm and a second connecting arm, the other ends of the first connecting arm and the second connecting arm are movably connected through a second pin shaft, the rolling mechanism is correspondingly fixed to the side edges of the right sliding plate and the left sliding plate through the second pin shaft on the rolling mechanism, and a spring is connected between the first connecting arm and the second connecting arm.

As a further optimization of the technical scheme, a first cylinder is arranged at the lower part of the middle of the first connecting arm, a second cylinder is arranged at the upper part of the middle of the second connecting arm, and two ends of the spring are respectively sleeved on the first cylinder and the second cylinder.

As a further optimization of the technical scheme, one side of the left end of the right keyboard is fixedly connected with a square plate, one end of the square plate is movably connected with a roller, and one side of the right end of the left keyboard is provided with a rectangular groove used for clamping the roller.

Compared with the prior art, the beneficial effects of the utility model are that: the right keyboard and the left keyboard of the utility model can be folded, so that the whole volume is smaller and the keyboard is convenient to carry after being folded; the rolling mechanism is arranged, so that a limiting effect can be achieved when the right keyboard and the left keyboard are folded or unfolded, specifically, when the keyboard is folded, the first idler wheel and the second idler wheel are clamped at the upper end and the lower end of the second limiting groove, the left sliding plate can be prevented from being completely pulled out from the interior of the right end of the left keyboard, and meanwhile, the right sliding plate is prevented from being completely pulled out from the interior of the left end of the right keyboard; after the keyboard is unfolded, the first idler wheel and the second idler wheel are clamped at the upper end and the lower end of the first limiting groove, the right keyboard and the left keyboard are prevented from shaking in the using process, and the overall stability of the right keyboard and the left keyboard is improved.

Drawings

Fig. 1 is a schematic view of the overall expanded three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall folded three-dimensional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

FIG. 4 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 5 is an enlarged schematic view of the structure of the present invention at B in FIG. 4;

FIG. 6 is a schematic exploded view of the left and right slide plates and the linkage block of the present invention;

fig. 7 is a schematic view of a sliding groove structure in the left keyboard of the present invention;

fig. 8 is a schematic sectional view of the rolling mechanism of the present invention disposed in the left keyboard;

fig. 9 is a schematic sectional view of the rolling mechanism of the present invention disposed in the right keyboard;

fig. 10 is a schematic perspective view of the rolling mechanism of the present invention.

In the figure: 1 right keyboard, 2 left keyboards, 3 right slides, 4 left slides, 5 linkage blocks, 51 first round pin axle, 6 spouts, 61 square openings, 62 first spacing grooves, 63 second spacing grooves, 7 rolling mechanism, 71, second connecting arm, 72 first connecting arm, 73 first cylinder, 74 second cylinder, 75 second round pin axle, 76 first gyro wheel, 77 second gyro wheel, 78 spring, 8 square boards, 9 cylinder, 10 rectangle recess, 12 recess, 121 round hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: a foldable notebook keyboard comprises a right keyboard 1, a left keyboard 2, a right sliding plate 3, a left sliding plate 4 and a linkage block 5, wherein grooves 12 are respectively formed in two sides of the left end of the right sliding plate 3 and two sides of the right end of the left sliding plate 4, circular holes 121 are formed in the grooves 12, two ends of the linkage block 5 are movably connected with the circular holes 121 in the corresponding grooves 12 through first pin shafts 51, the right sliding plate 3 and the left sliding plate 4 are movably connected with the circular holes 121 in the corresponding grooves 12 through the first pin shafts 51 at two ends of the linkage block 5, and therefore the right sliding plate 3 and the left sliding plate 4 can be folded;

the inner side wall of the left end of the right keyboard 1 and the inner side wall of the right end of the left keyboard 2 are both provided with a sliding chute 6, the two side walls of the right end of the right sliding plate 3 and the two side walls of the left end of the left sliding plate 4 are both provided with a rolling mechanism 7, the rolling mechanism 7 extends into the corresponding sliding chute 6 through square openings 61 on the left end of the right keyboard 1 and the right end of the left keyboard 2, the two ends of the sliding chute 6 are respectively provided with a first limiting groove 62 and a second limiting groove 63, and the upper end and the lower end of the first limiting groove 62 and the lower end of the second limiting groove 63 are both in semi-circular arc design, so that a first idler wheel 76 and a second idler wheel 77 can be smoothly clamped in the semi-circular arc;

said rolling mechanism 7 comprises a first roller 76 and a second roller 77 sliding in the corresponding slide 6, the first roller 76 and the second roller 77 are respectively and movably connected at the same end of the first connecting arm 72 and the second connecting arm 71, the other ends of the first connecting arm 72 and the second connecting arm 71 are movably connected through a second pin 75, the rolling mechanism 7 is correspondingly fixed on the side edges of the right sliding plate 3 and the left sliding plate 4 through a second pin shaft 75 thereon, a spring 78 is connected between the first connecting arm 72 and the second connecting arm 71, the first roller 76 and the second roller 77 slide against the sliding chute 6 under the elastic force of the spring 78 and sink into the first limiting groove 62 or the second limiting groove 63 when sliding to the two ends of the sliding chute 6, when the keyboard is sunk into the first limiting groove 62, the keyboard is kept in a stable unfolding state, and when the keyboard is sunk into the second limiting groove 63, the first roller 76 and the second roller 77 are prevented from sliding out of the sliding groove 6 to damage the keyboard;

specifically, a first cylinder 73 is arranged at the lower middle part of the first connecting arm 72, a second cylinder 74 is arranged at the upper middle part of the second connecting arm 71, and two ends of the spring 78 are respectively sleeved on the first cylinder 72 and the second cylinder 74.

Specifically, 1 left end one side fixedly connected with square plate 8 of right side keyboard, 8 one end swing joint of square plate has

cylinder

9, 2 right-hand member one sides of left side keyboard are equipped with the rectangle recess 10 that is used for blocking cylinder 9, and rectangle recess 10 blocks cylinder 9 in the use, and right side keyboard 1 and left keyboard 2 produce when preventing to use and rock, influence and use experience.

Specifically, when the foldable keyboard is used and needs to be folded, the right keyboard 1 and the left keyboard 2 are pulled out, at this time, the left sliding plate 4 slides out through the inside of the right end of the left keyboard 2, the right sliding plate 3 slides out through the inside of the left end of the right keyboard 1, at this time, the first roller 76 and the second roller 77 of the rolling mechanism 7 slide outwards along the corresponding sliding groove 6 until the first roller 76 and the second roller 77 of the rolling mechanism 7 are clamped in the second limiting groove 63 on the corresponding sliding groove 6 after sliding, at this time, under the elastic force of the spring 78, the first connecting arm 72 and the second connecting arm 71 are opened, so that the first roller 76 and the second roller 77 are clamped at the upper end and the lower end of the second limiting groove 63;

when the right keyboard 1 and the left keyboard 2 are pulled to the farthest distance, the square opening 61 limits the first connecting arm 72 and the second connecting arm 71, so that the sliding of the rolling mechanism 7 is limited, the left sliding plate 4 is prevented from being completely pulled out from the inner part of the right end of the left keyboard 2, and the right sliding plate 3 is prevented from being completely pulled out from the inner part of the left end of the right keyboard 1;

when the right keyboard 1 and the left keyboard 2 are pulled to the farthest distance, the right keyboard 1 and the right sliding plate 3 are turned upwards together, and the keyboard is folded into a state shown in fig. 2;

when the keyboard needs to be unfolded, the right keyboard 1 and the right sliding plate 3 are folded down together to be unfolded into the state shown in fig. 1, then the right keyboard 1 and the left keyboard 2 are pushed towards the direction of mutual approach, so that the left sliding plate 4 slides towards the inside of the left keyboard 2, the right sliding plate 3 slides towards the inside of the right keyboard 1, at this time, the first roller 76 and the second roller 77 of the rolling mechanism 7 slide inwards along the corresponding sliding groove 6 until the first roller 76 and the second roller 77 of the rolling mechanism 7 slide and then are clamped in the first limiting groove 62 on the corresponding sliding groove 6, at this time, under the elastic force of the spring 78, the first connecting arm 72 and the second connecting arm 71 are opened, so that the first roller 76 and the second roller 77 are clamped at the upper end and the lower end of the first limiting groove 62, at this time, the roller 9 is just in the rectangular groove 10, and the right keyboard 1 and the left keyboard 2 are prevented from shaking in the use process, the stability of the right keyboard 1 and the left keyboard 2 as a whole is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a foldable notebook keyboard, includes right keyboard (1), left keyboard (2), right slide (3), left slide (4) and linkage piece (5), its characterized in that: grooves (12) are formed in the two sides of the left end of the right sliding plate (3) and the two sides of the right end of the left sliding plate (4), circular holes (121) are formed in the grooves (12), and the two ends of the linkage block (5) are movably connected to the corresponding circular holes (121) in the grooves (12) through first hinge pins (51);

sliding grooves (6) are formed in the inner side wall of the left end of the right keyboard (1) and the inner side wall of the right end of the left keyboard (2), rolling mechanisms (7) are mounted on the two side walls of the right end of the right sliding plate (3) and the two side walls of the left end of the left sliding plate (4), the rolling mechanisms (7) extend into the corresponding sliding grooves (6) through square openings (61) formed in the left end of the right keyboard (1) and the right end of the left keyboard (2), and a first limiting groove (62) and a second limiting groove (63) are formed in the two ends of each sliding groove (6) respectively;

the rolling mechanism (7) comprises a first roller (76) and a second roller (77) which are connected in the corresponding sliding grooves (6) in a sliding mode, the first roller (76) and the second roller (77) are respectively and movably connected to the same end of a first connecting arm (72) and a second connecting arm (71), the other ends of the first connecting arm (72) and the second connecting arm (71) are movably connected through a second pin shaft (75), and the rolling mechanism (7) is correspondingly fixed to the side edges of the right sliding plate (3) and the left sliding plate (4) through the second pin shaft (75) on the rolling mechanism;

a spring (78) is connected between the first connecting arm (72) and the second connecting arm (71).

2. A folding notebook keyboard according to claim 1, wherein: the middle lower part of the first connecting arm (72) is provided with a first cylinder (73), the middle upper part of the second connecting arm (71) is provided with a second cylinder (74), and two ends of the spring (78) are respectively sleeved on the first cylinder (73) and the second cylinder (74).

3. A folding notebook keyboard according to claim 1, wherein: the keyboard is characterized in that a square plate (8) is fixedly connected to one side of the left end of the right keyboard (1), a roller (9) is movably connected to one end of the square plate (8), and a rectangular groove (10) used for clamping the roller (9) is formed in one side of the right end of the left keyboard (2).