CN217279513U

CN217279513U - Portable computer keyboard

Info

Publication number: CN217279513U
Application number: CN202220372880.5U
Authority: CN
Inventors: 李宏敏; 申圣兵; 王会娟
Original assignee: Hengyang Preschool Teachers College
Current assignee: Hengyang Preschool Teachers College
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-08-23
Anticipated expiration: 2032-02-23

Abstract

The utility model provides a portable computer keyboard, relating to the technical field of computer keyboards and solving the problem that the wire needs to be wound outside the keyboard to be carried when the existing wired keyboard is carried, so that the wired keyboard is still not convenient enough when being carried, comprising a base; the keyboard main body is rotatably connected to the upper end face of the base through a rotating shaft, the rear end face of the keyboard main body is fixedly provided with a containing shell, and the middle of the rear end face of the containing shell is provided with a rectangular through hole; the rear side of the keyboard main body is connected with a lead, and the other end of the lead penetrates through the front side wall of the accommodating shell; a pressing part is arranged at the position, located at the rectangular through hole, of the rear end face of the containing shell; through the setting of accomodating the casing, can be when carrying this keyboard, need not to twine the wire to this keyboard outside and carry to it is more convenient when carrying to make this keyboard, and has avoided the wire to take place the phenomenon of knoing, thereby just can not bring unnecessary trouble for people.

Description

Portable computer keyboard

Technical Field

The utility model belongs to the technical field of calculate the key dish, more specifically say, in particular to calculate key dish convenient to carry.

Background

Computer keyboards are a kind of instruction and data input device for operating computer equipment, and also refer to a group of function keys for operating a machine or equipment through system arrangement.

Present wired keyboard is when carrying, because need pull out the USB interface on the wire from computer earlier, then will still carry the wire winding to the keyboard outside, thereby it is convenient inadequately still to make wired keyboard when carrying, and still takes place the phenomenon of knoing easily when the winding wire, give people and bring unnecessary trouble, and present wired keyboard is when adjusting inclination, because general supporting leg adjusts, and the angle when adjusting is limited, thereby the practicality of keyboard has been reduced.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a portable computer keyboard is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a computer keyboard convenient to carry to solve present wired keyboard and when carrying, need twine the wire to the keyboard outside and carry, it is convenient enough still inadequately to make wired keyboard when carrying, and still takes place the phenomenon of knoing easily when twining the wire, gives people and brings the trouble problem of unnecessary.

The utility model relates to a purpose and efficiency of computer key dish convenient to carry are reached by following concrete technological means:

a portable computer keyboard comprises a base; the keyboard main body is rotatably connected to the upper end face of the base through a rotating shaft, the rear end face of the keyboard main body is fixedly provided with a containing shell, and the middle of the rear end face of the containing shell is provided with a rectangular through hole; the rear side of the keyboard main body is connected with a lead, and the other end of the lead penetrates through the front side wall of the accommodating shell; a pressing part is arranged at the position, located at the rectangular through hole, of the rear end face of the containing shell; the base up end middle part has been seted up the bar recess, and the inside left and right sides face of bar recess has all seted up the bar spout to the inside regulation portion that is equipped with of bar recess.

Furthermore, four fixed plates are fixedly connected inside the containing shell, each fixed plate is fixedly connected with a transverse guide rod, the other ends of the four transverse guide rods are fixedly connected to the inner side wall of the containing shell, a spring is sleeved outside each transverse guide rod, a first sliding frame is connected outside the two transverse guide rods on the left side in a sliding mode, a second sliding frame is connected outside the two transverse guide rods on the right side in a sliding mode, a movable pulley is rotatably connected inside the second sliding frame through a rotating shaft, and two movable pulleys are rotatably connected inside the first sliding frame through rotating shafts; the storage shell is internally connected with two fixed pulleys in a rotating mode through a rotating shaft, and the two fixed pulleys and the three movable pulleys are connected with the conducting wire in a sliding mode.

Furthermore, the compressing part comprises a rectangular frame, a compressing slide block, a thread cylinder and a compressing screw rod, the rectangular frame is fixedly connected with a rectangular through hole formed in the rear end face of the containing shell, the compressing slide block is connected inside the rectangular frame in a sliding mode, the upper end face of the compressing slide block is rotatably connected with the compressing screw rod, and the upper end of the compressing screw rod penetrates through the top of the rectangular frame; the top end face of the rectangular frame is provided with a threaded cylinder, and the threaded cylinder is in threaded connection with the compression screw.

Further, when the pressing part is in a pressing state, the bottom end face of the pressing slider is in close contact with the upper side of the peripheral face of the lead.

Furthermore, the adjusting part comprises a trapezoidal jacking block, an adjusting screw, a nut, an installation block and a roller, the trapezoidal jacking block is connected inside the strip-shaped groove in a sliding manner, the left end face and the right end face of the trapezoidal jacking block are respectively provided with a strip-shaped sliding block, and the two strip-shaped sliding blocks are respectively connected with the two strip-shaped sliding grooves in a sliding manner; the front end face of the trapezoidal top moving block is rotatably connected with an adjusting screw rod, and the outside of the adjusting screw rod is connected with a nut fixed on the bottom end face in the strip-shaped groove through threads; the installation piece fixed connection is in keyboard main part bottom surface rear side, and rotates on the installation piece and is connected with the gyro wheel.

Furthermore, the roller is in contact with the inclined surface at the rear side of the trapezoidal top moving block, and when the trapezoidal top moving block is in a backward moving state, the roller drives the mounting block to move upwards.

Further, when the rear end of the wire is in the pulled-out state, the first carriage and the second carriage will simultaneously move inward.

Further, when the bottom end face of the pressing slider is separated from the upper side of the outer peripheral surface of the lead, the first sliding frame and the second sliding frame move outwards simultaneously.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through the setting of accomodating the casing, when this keyboard need carry, it is not hard up through manual with compression screw, make the wire lose and compress tightly fixed action, then first carriage and second carriage will be under the spring action with the outside removal in the time, then take the wire through the movable pulley and carry out folding operation, thereby accomodate the wire folding to accomodating inside the casing, then carry this keyboard again can, whole carry and prepare in the work, owing to need not to twine the wire and carry to this keyboard outside, thereby it is more convenient when carrying to make this keyboard, and taking place the phenomenon of knoing at the wire of having avoided, thereby just can not bring unnecessary for people troublesome.

2. Through the setting of regulation portion, when needs adjustment keyboard main part inclination, at first through manual rotation adjusting screw, make adjusting screw take trapezoidal top movable block rearward movement under the effect of nut internal thread, then the gyro wheel will take installation piece upward movement under the effect of trapezoidal top movable block rear side slope, then installation piece through upward movement, thereby make keyboard main part rear end upwards rotate, thereby the gradient that makes the keyboard main part is adjusted, and because the angle of regulation is more extensive, thereby the practicality of this keyboard has been improved.

Drawings

Fig. 1 is a schematic view of a first view structure of the present invention.

Fig. 2 is a schematic view of a second viewing angle structure according to the present invention.

Fig. 3 is a schematic view of the base of the present invention in a partial sectional structure.

Fig. 4 is a schematic structural view of the fixing plate, the fixed pulley, the first sliding frame and the second sliding frame of the present invention.

Fig. 5 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base; 101. a strip-shaped groove; 102. a strip-shaped chute; 2. a keyboard main body; 3. a housing case; 301. fixing the plate; 302. a fixed pulley; 303. a first carriage; 304. a second carriage; 4. a wire; 5. a pressing part; 501. a rectangular frame; 502. compressing the sliding block; 503. a threaded barrel; 504. a compression screw; 6. an adjustment section; 601. a trapezoidal top moving block; 602. adjusting the screw rod; 603. a nut; 604. mounting blocks; 605. and (4) a roller.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a portable computer keyboard, which comprises a base 1; the upper end face of the base 1 is rotatably connected with a keyboard main body 2 through a rotating shaft, the rear end face of the keyboard main body 2 is fixedly provided with a containing shell 3, and the middle part of the rear end face of the containing shell 3 is provided with a rectangular through hole; the rear side of the keyboard main body 2 is connected with a lead 4, and the other end of the lead 4 penetrates through the front side wall of the accommodating shell 3; a pressing part 5 is arranged at the position, located at the rectangular through hole, of the rear end surface of the containing shell 3; bar groove 101 has been seted up at base 1 up end middle part, and bar spout 102 has all been seted up to the inside left and right sides face of bar groove 101 to bar groove 101 is inside to be equipped with regulating part 6, through the setting of regulating part 6 for the inclination of adjustment keyboard main part 2.

Referring to fig. 1 and 4, four fixed plates 301 are fixedly connected inside the storage housing 3, each fixed plate 301 is fixedly connected with one transverse guide rod, the other ends of the four transverse guide rods are fixedly connected to the inner side wall of the storage housing 3, a spring is sleeved outside each transverse guide rod, a first sliding frame 303 is connected outside the two transverse guide rods on the left side in a sliding manner, a second sliding frame 304 is connected outside the two transverse guide rods on the right side in a sliding manner, a movable pulley is rotatably connected inside the second sliding frame 304 through a rotating shaft, and two movable pulleys are rotatably connected inside the first sliding frame 303 through a rotating shaft; two fixed pulleys 302 are rotatably connected inside the containing shell 3 through a rotating shaft, and the two fixed pulleys 302 and the three movable pulleys are in sliding connection with the lead 4; when the rear end of the wire 4 is in the pulled-out state, the first and

second carriages

303 and 304 are simultaneously moved inward, so that the protruding length of the rear end of the wire 4 is increased, and the protruding length of the wire 4 can be adjusted.

Referring to fig. 4 and 5, the pressing portion 5 includes a rectangular frame 501, a pressing slider 502, a threaded cylinder 503 and a pressing screw 504, the rectangular frame 501 is fixedly connected to a rectangular through hole formed in the rear end surface of the accommodating housing 3, the pressing slider 502 is slidably connected inside the rectangular frame 501, the pressing screw 504 is rotatably connected to the upper end surface of the pressing slider 502, and the upper end of the pressing screw 504 penetrates through the top of the rectangular frame 501; a threaded cylinder 503 is arranged on the top end face of the rectangular frame 501, and the threaded cylinder 503 is in threaded connection with the compression screw 504; when the pressing part 5 is in a pressing state, the bottom end surface of the pressing slider 502 is in close contact with the upper side of the peripheral surface of the lead 4, so that the lead 4 can be effectively pressed and fixed; when the bottom end surface of the pressing slider 502 is separated from the upper side of the outer peripheral surface of the wire 4, the first sliding frame 303 and the second sliding frame 304 are simultaneously moved outward by the pressing portion 5 for fixing after the wire 4 is pulled outward.

Referring to fig. 3, the adjusting portion 6 includes a trapezoidal top moving block 601, an adjusting screw 602, a nut 603, a mounting block 604 and a roller 605, the trapezoidal top moving block 601 is slidably connected inside the bar-shaped groove 101, and two bar-shaped sliding blocks are respectively arranged on the left end surface and the right end surface of the trapezoidal top moving block 601 and are respectively slidably connected with the two bar-shaped sliding grooves 102; the front end face of the trapezoidal top moving block 601 is rotatably connected with an adjusting screw 602, and the outside of the adjusting screw 602 is connected with a nut 603 fixed on the bottom end face inside the strip-shaped groove 101 through threads; the mounting block 604 is fixedly connected to the rear side of the bottom end face of the keyboard main body 2, and the mounting block 604 is rotatably connected with a roller 605; the roller 605 contacts with the rear side slope of the trapezoidal top moving block 601, and when the trapezoidal top moving block 601 is in the backward moving state, the roller 605 takes the mounting block 604 to move upward, and takes the mounting block 604 to move upward through the roller 605, so that the rear end of the keyboard main body 2 can rotate upward, and the inclination angle of the keyboard main body 2 can be adjusted.

The specific use mode and function of the embodiment are as follows:

in the utility model, when in use, the rear end of the wire 4 is pulled backwards, so that the movable pulleys on the first sliding frame 303 and the second sliding frame 304 drive the first sliding frame 303 and the second sliding frame 304 to move inwards simultaneously under the action of the pulling force of the wire 4, then after the wire 4 is pulled backwards, the compression screw 504 is rotated to move downwards under the action of the internal thread of the thread cylinder 503, so that the compression slider 502 moves downwards, the wire 4 is compressed and fixed at the lower part of the inner side of the rectangular frame 501 through the bottom end surface of the compression slider 502, and then the interface at the rear end of the wire 4 is spliced with the connector on the host machine for use;

when the keyboard needs to be carried, firstly, an interface at the rear end of a lead 4 is pulled out of a host, then a pressing screw rod 504 is loosened manually, the pressing screw rod 504 drives a pressing sliding block 502 to move upwards under the action of threads, so that the bottom end face of the pressing sliding block 502 is separated from the upper side of the outer peripheral face of the lead 4, the lead 4 loses the pressing and fixing effects, then a first sliding frame 303 and a second sliding frame 304 simultaneously move outwards under the action of springs, then the lead 4 is driven by a movable pulley to be folded, so that the lead 4 is folded and contained in a containing shell 3, and then the keyboard is carried;

when the inclination angle of the keyboard main body 2 needs to be adjusted, firstly, the adjusting screw 602 is manually rotated to drive the trapezoidal top moving block 601 to move backwards under the action of the internal thread of the nut 603, then the roller 605 drives the mounting block 604 to move upwards under the action of the rear side inclined plane of the trapezoidal top moving block 601, and then the rear end of the keyboard main body 2 is rotated upwards through the mounting block 604 which moves upwards, so that the inclination angle of the keyboard main body 2 is adjusted.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A portable computer keyboard, comprising: a base (1); the keyboard main body (2) is rotatably connected to the upper end face of the base (1) through a rotating shaft, the rear end face of the keyboard main body (2) is fixedly provided with a containing shell (3), and the middle of the rear end face of the containing shell (3) is provided with a rectangular through hole; the rear side of the keyboard main body (2) is connected with a lead (4), and the other end of the lead (4) penetrates through the front side wall of the accommodating shell (3); a pressing part (5) is arranged at the position, located at the rectangular through hole, of the rear end face of the accommodating shell (3); the base (1) up end middle part has seted up bar recess (101), and bar spout (102) have all been seted up to the inside left and right sides face of bar recess (101) to bar recess (101) inside is equipped with regulation portion (6).

2. A portable computer keyboard as claimed in claim 1, wherein: four fixed plates (301) are fixedly connected inside the accommodating shell (3), each fixed plate (301) is fixedly connected with one transverse guide rod, the other ends of the four transverse guide rods are fixedly connected to the inner side wall of the accommodating shell (3), springs are sleeved outside each transverse guide rod, the outsides of the two transverse guide rods on the left side are slidably connected with a first sliding frame (303), the outsides of the two transverse guide rods on the right side are slidably connected with a second sliding frame (304), the inside of the second sliding frame (304) is rotatably connected with one movable pulley through a rotating shaft, and the inside of the first sliding frame (303) is rotatably connected with two movable pulleys through a rotating shaft; the storage shell (3) is internally and rotatably connected with two fixed pulleys (302) through a rotating shaft, and the two fixed pulleys (302) and the three movable pulleys are connected with the lead (4) in a sliding mode.

3. A portable computer keyboard as claimed in claim 1, wherein: the pressing part (5) comprises a rectangular frame (501), a pressing sliding block (502), a threaded cylinder (503) and a pressing screw rod (504), the rectangular frame (501) is fixedly connected to a rectangular through hole formed in the rear end face of the accommodating shell (3), the pressing sliding block (502) is connected to the inside of the rectangular frame (501) in a sliding mode, the pressing screw rod (504) is connected to the upper end face of the pressing sliding block (502) in a rotating mode, and the upper end of the pressing screw rod (504) penetrates through the top of the rectangular frame (501); the top end face of the rectangular frame (501) is provided with a threaded cylinder (503), and the threaded cylinder (503) is in threaded connection with the compression screw (504).

4. A portable computer keyboard as claimed in claim 3, wherein: when the pressing part (5) is in a pressing state, the bottom end face of the pressing sliding block (502) is in close contact with the upper side of the peripheral surface of the lead (4).

5. A portable computer keyboard as recited in claim 1, wherein: the adjusting part (6) comprises a trapezoidal pushing block (601), an adjusting screw rod (602), a nut (603), a mounting block (604) and a roller (605), the trapezoidal pushing block (601) is connected inside the strip-shaped groove (101) in a sliding mode, the left end face and the right end face of the trapezoidal pushing block (601) are respectively provided with a strip-shaped sliding block, and the two strip-shaped sliding blocks are respectively connected with the two strip-shaped sliding grooves (102) in a sliding mode; the front end face of the trapezoidal top moving block (601) is rotatably connected with an adjusting screw rod (602), and the outside of the adjusting screw rod (602) is connected with a nut (603) fixed on the bottom end face in the strip-shaped groove (101) through threads; the installation block (604) is fixedly connected to the rear side of the bottom end face of the keyboard main body (2), and the installation block (604) is rotatably connected with a roller (605).

6. A portable computer keyboard as claimed in claim 5, wherein: the roller (605) is in contact with the rear inclined surface of the trapezoidal top moving block (601), and when the trapezoidal top moving block (601) is in a backward moving state, the roller (605) carries the mounting block (604) to move upwards.

7. A portable computer keyboard as recited in claim 2, wherein: when the rear end of the wire (4) is in a pulled-out state, the first sliding frame (303) and the second sliding frame (304) move inward at the same time.

8. A portable computer keyboard as claimed in claim 3, wherein: when the bottom end surface of the pressing slider (502) is separated from the upper side of the outer peripheral surface of the lead (4), the first sliding frame (303) and the second sliding frame (304) move outwards simultaneously.