CN210015423U

CN210015423U - Computer keyboard

Info

Publication number: CN210015423U
Application number: CN201920948642.2U
Authority: CN
Inventors: 张志强
Original assignee: ZHEJIANG DONGFANG VOCATIONAL COLLEGE
Current assignee: ZHEJIANG DONGFANG VOCATIONAL COLLEGE
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-02-04
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a computer keyboard, which relates to the technical field of computers, and the key points of the technical proposal of the utility model comprise a keyboard body, wherein a chute with a T-shaped section is transversely arranged on the side surface of the keyboard body; a connecting rod moving relative to the chute channel is arranged in the chute; the end part of the connecting rod is fixedly connected with a bearing; the bearing is arranged in the sliding groove and limited by the sliding groove; a hand support is arranged at one end of the connecting rod, which is far away from the sliding groove, and a rolling groove is arranged on the keyboard body at one side of the sliding groove; the rolling groove is transversely arranged relative to the keyboard body; a plurality of balls are arranged in the rolling grooves; the ball is limited by the ball groove and can rotate in the ball groove; the ball is in point contact with the connecting rod, and two ends of the rolling groove penetrate through the keyboard body to be communicated with the outside; cylindrical plugs for limiting the balls are also arranged in the ports at the two ends of the rolling groove; the utility model discloses have the hand rest and together move the function along with the people to play the effect of protection human wrist.

Description

Computer keyboard

Technical Field

The utility model relates to a computer technology field, more specifically say that it relates to a calculate key dish.

Background

When a person uses a computer for a long time, a mouse hand is easy to happen, a surfer repeatedly types and moves the mouse on a keyboard every day, and the wrist joint repeatedly and excessively moves, so that peripheral nerves are damaged or pressed, nerve conduction is blocked, and the sensation and movement of a palm are obstructed. Frequent exertion of the fingers also damages nerves and muscles of the hands and related parts due to over fatigue, resulting in a series of symptoms such as numbness and the like caused by ischemia and anoxia. Women were investigated to have more "mouse hands" than men because women usually have smaller wrists than men and the median nerve of the wrist is more prone to compression.

In order to solve the problems, the wrist of a human body is generally protected by a wrist guard or a hand rest and the problems of the mouse hand are solved; however, when a user uses the computer keyboard, the hands of the user move left and right along with the keyboard, and the wrist of the user cannot be completely protected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the not enough of prior art existence, the utility model provides a calculate key dish has the hand and holds in the palm the function of the same motion of people's hand to play the effect of protection human wrist.

In order to achieve the above purpose, the utility model provides a following technical scheme: a computer keyboard, including the keyboard body, its characterized in that: a sliding groove with a T-shaped section is transversely arranged on the side surface of the keyboard body; a connecting rod moving relative to the chute channel is arranged in the chute; the end part of the connecting rod is fixedly connected with a bearing; the bearing is arranged in the sliding groove and limited by the sliding groove; and a hand support is arranged at one end of the connecting rod, which is far away from the sliding groove.

The utility model discloses further set up to: a rolling groove is formed in the keyboard body on one side of the sliding groove; the rolling groove is transversely arranged relative to the keyboard body; a plurality of balls are arranged in the rolling grooves; the ball is limited by the ball groove and can rotate in the ball groove; the ball is in point contact with the connecting rod.

The utility model discloses further set up to: two ends of the rolling groove penetrate through the keyboard body to be communicated with the outside; and cylindrical plugs for limiting the balls are also arranged in the ports at the two ends of the rolling groove.

The utility model discloses further set up to: the connecting rod is provided with an annular groove at a position corresponding to the ball; the bottom of the annular groove is in point contact with the ball point.

The utility model discloses further set up to: the bearing is in interference fit with the connecting rod; the bearing rolls in the sliding groove relative to the sliding groove channel.

To sum up, the utility model discloses following beneficial effect has: through connecting rod and keyboard body sliding connection, hand rest and connecting rod fixed connection, use when the user the utility model discloses a during the product, the wrist pastes and leans on the hand rest, the protection is fixed to the wrist, when needs remove, utilize the wrist to drive the hand rest and remove to the direction that needs removed, the hand rest drives the connecting rod, and then make the connecting rod remove in the spout, because of being connecting rod fixedly connected with bearing, so at the removal in-process, can reduce the resistance of removal, make things convenient for the removal of hand rest and connecting rod, still on the keyboard body of spout one side simultaneously, be provided with the ball, change the contact line contact of connecting rod and spout into the point contact, further reduce frictional force, make things convenient for the removal of hand rest and connecting rod, and has convenient to use, protect human wrist, prevent the effect that wrist keybolstering (mouse hand, keyboard hand) produced.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a partial sectional view of the present embodiment;

fig. 3 is a sectional view of the chute of the present embodiment.

Reference numerals: 1. a keyboard body; 2. a chute; 3. a connecting rod; 4. a bearing; 5. a hand rest; 6. rolling a groove; 7. a ball bearing; 8. a cylindrical plug; 9. an annular groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses a computer keyboard, as shown in fig. 1 to 3, comprising a keyboard body 1, wherein a chute 2 with a T-shaped section is transversely arranged on the side surface of the keyboard body 1; the sliding groove 2 is arranged towards the direction of a user, and the distance between two side walls of the opening of the T-shaped sliding groove 2 of the sliding groove 2 is smaller than the distance between two side walls inside; a connecting rod 3 which moves relative to the chute 2 is arranged in the chute 2; the end part of the connecting rod 3 is fixedly connected with a bearing 4; the bearing 4 is arranged in the sliding groove 2 and limited by the sliding groove 2; and a hand support 5 is arranged at one end of the connecting rod 3 far away from the sliding groove 2. The diameter of the connecting rod 3 is smaller than the distance between the two side walls at the opening of the sliding chute 2; the bearing 4 is inserted into the end part of the connecting rod 3 in an interference manner; therefore, the connecting rod 3 can move back and forth along the channel of the sliding chute 2 under the action of external force, the two sides of the sliding chute 2 are limited by the keyboard body 1, but the front and rear positions of the bearing 4 arranged in the sliding chute 2 are far larger than the diameter of the outer ring of the bearing 4; and the distance between the two side walls of the opening of the sliding groove 2 is greater than the width of the bearing 4 and smaller than the diameter of the outer ring of the bearing 4, so that the sliding groove 2 can limit the bearing 4.

To the installation of bearing 4, can put flat bearing 4 earlier, pass the opening part of spout 2, then make bearing 4 be located spout 2 inside, then utilize other objects, like tweezers, stretch into spout 2 in, fix bearing 4 and make it erect, then stretch into connecting rod 3, be connected with bearing 4 to realize being connected of bearing 4 and connecting rod 3.

Connecting rod 3 can also set up to the telescopic link that has flexible fixed knot to construct, and the structure of telescopic link adopts general common structure, the body of rod of a plurality of different diameters sizes that the cover was established promptly, and the outer lane can carry on spacingly to the inner circle body of rod to realize flexible function.

A rolling groove 6 is formed in the keyboard body 1 on one side of the sliding groove 2; the rolling groove 6 is transversely arranged relative to the keyboard body 1; a plurality of balls 7 are arranged in the rolling groove 6; the ball 7 is limited by the rolling groove 6 and can rotate in the rolling groove 6; the ball 7 is in point contact with the connecting rod 3; two ends of the rolling groove 6 penetrate through the keyboard body 1 and are communicated with the outside; the end openings at the two ends of the rolling groove 6 are also internally provided with a cylindrical plug 8 for limiting the ball 7; the cylindrical plug 8 is plugged into the rolling groove 6 so as to prevent the ball 7 from separating from the rolling groove 6, the cross-sectional structure of the rolling groove 6 is a circular arc structure, and the distance between the openings of the rolling groove 6 is smaller than the diameter of the ball 7 so as to prevent the ball 7 from separating; the connecting rod 3 is provided with an annular groove 9 at the position corresponding to the ball 7; the bottom of the annular groove 9 is in point contact with the ball 7; the bearing 4 is in interference fit with the connecting rod 3; the bearing 4 rolls in the sliding chute 2 relative to the chute 2 channel.

To sum up, the utility model discloses following beneficial effect has: through connecting rod 3 and keyboard body 1 sliding connection, hand rest 5 and connecting rod 3 fixed connection, use when the user the utility model discloses a during the product, the wrist pastes and leans on hand rest 5, carry out fixed protection to the wrist, when needs remove, utilize the wrist to drive hand rest 5 and remove to the direction that needs removed, hand rest 5 drives connecting rod 3, and then make connecting rod 3 remove in spout 2, because of being connecting rod 3 fixedly connected with bearing 4, so in the removal process, can reduce the resistance of removal, make things convenient for the removal of hand rest 5 and connecting rod 3, still on the keyboard body 1 of spout 2 one side simultaneously, be provided with ball 7, change the contact line contact of connecting rod 3 and spout 2 into the point contact, further reduce frictional force, make things convenient for the removal of hand rest 5 and connecting rod 3, and has convenient to use, protect human wrist, prevent wrist keybolstering (mouse hand, Keyboard hands).

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. A computer keyboard comprising a keyboard body (1), characterized in that: a sliding chute (2) with a T-shaped section is transversely arranged on the side surface of the keyboard body (1); a connecting rod (3) moving relative to the chute of the chute (2) is arranged in the chute (2); the end part of the connecting rod (3) is fixedly connected with a bearing (4); the bearing (4) is arranged in the sliding groove (2) and limited by the sliding groove (2); and a hand support (5) is arranged at one end of the connecting rod (3) far away from the sliding groove (2).

2. A computer keyboard as claimed in claim 1, wherein: a rolling groove (6) is formed in the keyboard body (1) on one side of the sliding groove (2); the rolling groove (6) is transversely arranged relative to the keyboard body (1); a plurality of balls (7) are arranged in the rolling groove (6); the ball (7) is limited by the rolling groove (6) and can rotate in the rolling groove (6); the ball (7) is in point contact with the connecting rod (3).

3. A computer keyboard as claimed in claim 2, wherein: two ends of the rolling groove (6) penetrate through the keyboard body (1) to be communicated with the outside; and cylindrical plugs (8) for limiting the balls (7) are also arranged in the ports at the two ends of the rolling groove (6).

4. A computer keyboard as claimed in claim 1, 2 or 3, wherein: an annular groove (9) is formed in the position, corresponding to the ball (7), of the connecting rod (3); the bottom of the annular groove (9) is in point contact with the ball (7).

5. A computer keyboard as claimed in claim 1, 2 or 3, wherein: the bearing (4) is in interference fit with the connecting rod (3); the bearing (4) rolls in the sliding groove (2) relative to the groove channel of the sliding groove (2).

6. A computer keyboard according to claim 4, wherein: the bearing (4) is in interference fit with the connecting rod (3); the bearing (4) rolls in the sliding groove (2) relative to the groove channel of the sliding groove (2).