CN210377389U

CN210377389U - Teaching keyboard for computer teaching

Info

Publication number: CN210377389U
Application number: CN201922000734.0U
Authority: CN
Inventors: 黄婕
Original assignee: Changsha Aeronautical Vocational and Technical College
Current assignee: Changsha Aeronautical Vocational and Technical College
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-04-21
Anticipated expiration: 2029-11-19

Abstract

The utility model relates to a calculate key dish technical field, disclose a teaching keyboard that computer teaching used, which comprises a keyboard, the upper end of keyboard is provided with the button, the intermediate position of keyboard rear side is provided with the fly leaf, one side fixedly connected with layer board of keyboard is kept away from to the fly leaf, the rear side of keyboard just is close to the position fixedly connected with data line of fly leaf, the upper end of keyboard just is close to the equal fixedly connected with dog in position of fly leaf left and right sides, the spacing groove has been seted up to the upper end of keyboard and the position that is located between two dogs, the inside in spacing groove is provided with the cylindric pole. Through lifting the pull block upwards, one end of the cylindrical rod is driven to be separated from the inside of the limiting hole, so that the movable plate is released from being fixed, the movable plate is moved out from the inside of the sliding groove, and the mobile phone can be stably limited on the movable plate under the combined action of the supporting plate and the stop block.

Description

Teaching keyboard for computer teaching

Technical Field

The utility model relates to a calculate key dish technical field, specifically be a teaching keyboard that computer teaching was used.

Background

The keyboard is one of the important components of the computer, when people use the computer, the content on the mobile phone is often required to be observed for some reasons, however, the mobile phone which is horizontally placed on a desktop is inconvenient for people to observe the mobile phone, the keyboard on the current market lacks a function of supporting the mobile phone, and only a single inclination angle can be provided in the adjustment process of the inclination angle of the keyboard, so that the requirement of all people on the inclination angle of the keyboard cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching keyboard of computer teaching usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a teaching keyboard for computer teaching comprises a keyboard, wherein keys are arranged at the upper end of the keyboard, a movable plate is arranged at the middle position of the rear side of the keyboard, a supporting plate is fixedly connected to one side of the movable plate far away from the keyboard, a data line is fixedly connected to the rear side of the keyboard and the position close to the movable plate, stop blocks are fixedly connected to the upper end of the keyboard and the positions close to the left side and the right side of the movable plate, a limiting groove is formed in the upper end of the keyboard and the position between the two stop blocks, a cylindrical rod is arranged in the limiting groove, a lifting block is fixedly connected to one end of the cylindrical rod far away from the limiting groove, a first spring is movably sleeved on the outer side of the cylindrical rod, two ends of the first spring are respectively fixed to the bottom of the lifting block and the inner wall of the bottom end of the limiting groove, a base is hinged to the bottom of the keyboard and the position close to, the bottom inner wall department of accomodating the groove articulates there is the telescopic link, the telescopic link is kept away from the one end of accomodating the groove and is articulated in the bottom of keyboard.

As a further aspect of the present invention: the keyboard is characterized in that a sliding groove communicated with the outside is formed in the keyboard, the movable plate is embedded into the sliding groove and is in sliding connection with the sliding groove, and a limiting block is fixedly connected to one side, far away from the supporting plate, of the movable plate.

As a further aspect of the present invention: one side fixedly connected with second spring that the stopper kept away from the fly leaf, the one end fixed connection that the stopper was kept away from to the second spring is on one side inner wall of spout.

As a further aspect of the present invention: a plurality of limit holes which are uniformly arranged are formed in the upper end of the movable plate, one end, far away from the lifting block, of the cylindrical rod penetrates through the inner wall of the bottom end of the limit groove, and one end, far away from the lifting block, of the cylindrical rod is clamped with the limit holes.

As a further aspect of the present invention: the main rod of the telescopic rod is in threaded connection with a knob, and the auxiliary rod of the telescopic rod is provided with a round hole corresponding to the knob.

As a further aspect of the present invention: the inside fixed mounting of button has the pilot lamp, the upper end of keyboard and the fixed position that is close to the upper right corner install the stereo set.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through upwards lifting the pull block, one end of the cylindrical rod is driven to be separated from the inside of the limiting hole, so that the movable plate is released from being fixed, the movable plate is moved out from the inside of the sliding groove, the supporting plate and the stop block can be matched to act together, the mobile phone is stably limited on the movable plate, and the user can check the content displayed by the mobile phone simultaneously in the keyboard using process.

2. Through mentioning the rear side of keyboard to this inclination of adjusting keyboard, the rethread rotates the knob, fixes the length of telescopic link with this, thereby fixes the inclination of keyboard, so can provide multiple inclination for the user.

Drawings

FIG. 1 is a top view of a teaching keyboard for computer teaching;

FIG. 2 is a partial cross-sectional view of a teaching keyboard for computer teaching;

fig. 3 is a schematic view of a part of a teaching keyboard for computer teaching.

In the figure: 1. a keyboard; 2. pressing a key; 3. a data line; 4. sounding; 5. a movable plate; 6. a support plate; 7. a stopper; 8. a limiting groove; 9. lifting the block; 10. a limiting hole; 11. a first spring; 12. a cylindrical rod; 13. a second spring; 14. a chute; 15. a limiting block; 16. a base; 17. a receiving groove; 18. a telescopic rod; 19. a knob.

Detailed Description

Referring to fig. 1-3, in the embodiment of the present invention, a teaching keyboard for computer teaching comprises a keyboard 1, keys 2 are disposed on the upper end of the keyboard 1, a movable plate 5 is disposed at the middle position of the rear side of the keyboard 1, a supporting plate 6 is fixedly connected to the side of the movable plate 5 away from the keyboard 1, a data line 3 is fixedly connected to the position of the rear side of the keyboard 1 close to the movable plate 5, stoppers 7 are fixedly connected to the positions of the upper end of the keyboard 1 close to the left and right sides of the movable plate 5, a position between the two stoppers 7 is disposed on the upper end of the keyboard 1, a cylindrical rod 12 is disposed inside the limiting groove 8, a lifting block 9 is fixedly connected to one end of the cylindrical rod 12 away from the limiting groove 8, a first spring 11 is movably sleeved on the outer side of the cylindrical rod 12, two ends of the first spring 11 are respectively fixed to the bottom of the lifting block 9 and the, the bottom of keyboard 1 and the position that is close to the front side articulates there is base 16, and the groove 17 of accomodating has all been seted up to the both sides of base 16, and the bottom inner wall department of accomodating groove 17 articulates there is telescopic link 18, and the one end that the groove 17 was accomodate in keeping away from to telescopic link 18 articulates in the bottom of keyboard 1.

In fig. 2: the inside of keyboard 1 is seted up the spout 14 that is linked together with the outside, and one side fixedly connected with stopper 15 that layer board 6 was kept away from to movable plate 5, one side fixedly connected with stopper 15 that movable plate 5 was kept away from inside of spout 14 and with spout 14 sliding connection to can accomodate movable plate 5 through spout 14, take in with this reduction to the space, stopper 15 can restrict the horizontal position of movable plate 5.

In fig. 2: one side fixedly connected with second spring 13 that stopper 15 kept away from fly leaf 5, one end fixed connection that stopper 15 was kept away from to second spring 13 are on one side inner wall of spout 14 to can pull back fly leaf 5 spout 14 through the shrink of second spring 13, and then can accomodate fly leaf 5 conveniently.

In fig. 1 and 2: a plurality of limit holes 10 which are uniformly arranged are formed in the upper end of the movable plate 5, one end, far away from the lifting block 9, of the cylindrical rod 12 penetrates through the inner wall of the bottom end of the limit groove 8, one end, far away from the lifting block 9, of the cylindrical rod 12 is clamped with the limit holes 10, so that the lifting block 9 can be lifted upwards, one end of the cylindrical rod 12 is separated from the inside of the limit holes 10, the movable plate 5 is released from being fixed, and the movable plate 5 can be pulled out from the inside of the sliding groove 14.

In fig. 3: the main rod of the telescopic rod 18 is connected with a knob 19 in a threaded manner, and the auxiliary rod of the telescopic rod 18 is provided with a round hole corresponding to the knob 19, so that the length of the telescopic rod 18 can be released by rotating the knob 19, and the inclination angle of the keyboard 1 can be adjusted.

In fig. 1: the inside fixed mounting of button 2 has the pilot lamp to can the person of facilitating the use button 2 under dim environment, the fixed position that the upper end of keyboard 1 just is close to the upper right corner installs stereo set 4, thereby can avoid installing external stereo set equipment on the main frame, make teaching keyboard's function diversified.

The utility model discloses a theory of operation is: when a mobile phone needs to be placed on the teaching keyboard, firstly, the lifting block 9 is held by hands, the lifting block 9 is lifted upwards, one end of the cylindrical rod 12 is driven to be separated from the inside of the limiting hole 10, so that the fixing of the movable plate 5 is released, then, the supporting plate 6 is pushed to be away from the keyboard 1, so that the movable plate 5 is driven to move out of the inside of the sliding groove 14, then, the lifting block 9 is released, at the moment, the first spring 11 contracts, the lifting block 9 and the cylindrical rod 12 are driven to move towards the inside of the limiting groove 8 until one end of the cylindrical rod 12 is clamped with the limiting hole 10, then, the mobile phone is placed on the movable plate 5, so that the content displayed by the mobile phone can be checked, when the inclination angle of the teaching keyboard needs to be adjusted, firstly, the rear side of the keyboard 1 is lifted, the inclination angle of the keyboard 1 is adjusted, at the moment, the telescopic rod 18 extends along with the keyboard 1, the length of the telescopic rod 18 is fixed, so that the fixing of the inclination angle of the keyboard 1 is completed.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A teaching keyboard for computer teaching comprises a keyboard (1) and is characterized in that keys (2) are arranged at the upper end of the keyboard (1), a movable plate (5) is arranged at the middle position of the rear side of the keyboard (1), a supporting plate (6) is fixedly connected to one side, away from the keyboard (1), of the movable plate (5), a data line (3) is fixedly connected to the position, close to the movable plate (5), of the rear side of the keyboard (1), stop blocks (7) are fixedly connected to the positions, close to the left side and the right side of the movable plate (5), of the upper end of the keyboard (1), located between the two stop blocks (7), a limiting groove (8) is formed in the position, a cylindrical rod (12) is arranged inside the limiting groove (8), and a lifting block (9) is fixedly connected to one end, away from the limiting groove (8), of the cylindrical rod (12), and the outside activity of cylinder pole (12) has cup jointed first spring (11), the bottom inner wall department at the bottom of carrying the pull piece (9) and spacing groove (8) is fixed respectively at the both ends of first spring (11), the bottom of keyboard (1) and the position that is close to the front side articulate there is base (16), the groove (17) of accomodating has all been seted up to the both sides of base (16), the bottom inner wall department of accomodating groove (17) articulates there is telescopic link (18), the one end that the groove (17) was kept away from in telescopic link (18) articulates the bottom at keyboard (1).

2. The teaching keyboard for computer teaching according to claim 1, wherein the keyboard (1) is provided with a sliding groove (14) therein, the sliding groove (14) is communicated with the outside, the movable plate (5) is embedded in the sliding groove (14) and is slidably connected with the sliding groove (14), and a limit block (15) is fixedly connected to one side of the movable plate (5) away from the supporting plate (6).

3. The teaching keyboard for computer teaching according to claim 2, wherein a second spring (13) is fixedly connected to one side of the limiting block (15) away from the movable plate (5), and one end of the second spring (13) away from the limiting block (15) is fixedly connected to the inner wall of one side of the sliding groove (14).

4. The teaching keyboard for computer teaching according to claim 1, wherein the upper end of the movable plate (5) is provided with a plurality of limiting holes (10) which are uniformly arranged, one end of the cylindrical rod (12) far away from the lifting block (9) penetrates through the inner wall of the bottom end of the limiting groove (8), and one end of the cylindrical rod (12) far away from the lifting block (9) is clamped with the limiting holes (10).

5. The teaching keyboard for computer teaching according to claim 1, wherein the main rod of the telescopic rod (18) is connected with a knob (19) in a threaded manner, and the auxiliary rod of the telescopic rod (18) is provided with a round hole corresponding to the knob (19).

6. The teaching keyboard for computer teaching according to claim 1, wherein the inside of the key (2) is fixedly provided with an indicator light, and the upper end of the keyboard (1) and the position close to the upper right corner are fixedly provided with a sound box (4).