CN210574346U

CN210574346U - Portable display device of computer teaching

Info

Publication number: CN210574346U
Application number: CN201920132554.5U
Authority: CN
Inventors: 苏飞飞
Original assignee: Jining Technician College
Current assignee: Jining Technician College
Priority date: 2019-01-25
Filing date: 2019-01-25
Publication date: 2020-05-19
Anticipated expiration: 2029-01-25

Abstract

The utility model discloses a portable display device of computer teaching, the loach carrying platform comprises a supporting fram, the gyro wheel is all installed to the lower extreme of support frame, the one end welding that the gyro wheel was kept away from to the support frame has a supporting bench, clearance fit has two guide bars on the supporting bench, the position that the both ends of guide bar are located a supporting bench both sides has welded backup pad and connecting rod respectively, the middle part of backup pad is rotated through the axis body and is connected with the carousel, the projecting apparatus has been placed on the carousel, it is connected with the commentaries on classics handle to rotate on the lateral wall of support frame, change and install adjustment mechanism. The utility model discloses it is more nimble to remove for during the computer teaching, even also can show the teaching content on the computer in the multimedia classroom, the practicality is stronger, makes display device's portability stronger, passes through adjustment mechanism simultaneously, makes the high emergence of projecting apparatus change, when not using, can make the backup pad fall down, reduces occupation space.

Description

Portable display device of computer teaching

Technical Field

The utility model relates to a teaching technical field especially relates to a portable display device of computer teaching.

Background

In the modern teaching process, a computer is indispensable as a common teaching device, and in order to enable students to see contents on the computer, the contents on the computer are generally displayed in cooperation with a projector, so that teaching is more convenient;

and the projecting apparatus that uses in the teaching generally installs in the middle of the multimedia classroom, is not convenient for remove for the classroom that does not have the projecting apparatus carries out computer teaching just very trouble, and when the projecting apparatus was installed on mobilizable device, the projecting apparatus was adjusted comparatively trouble.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art computer display device and not being convenient for remove, the classroom of no projecting apparatus carries out computer teaching just very troublesome problem, and the portable display device of computer teaching who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a portable display device of computer teaching, includes the support frame, the gyro wheel is all installed to the lower extreme of support frame, the support frame is kept away from the one end welding of gyro wheel and is had a supporting bench, clearance fit has two guide bars on the supporting bench, the both ends of guide bar are located the position of a supporting bench both sides and have been welded backup pad and connecting rod respectively, the middle part of backup pad is rotated through the axis body and is connected with the carousel, the projecting apparatus has been placed on the carousel, it is connected with the commentaries on classics handle to rotate on the lateral wall of support frame, change and install adjustment.

Preferably, adjustment mechanism includes first screw rod, second screw rod, thread sleeve piece and connecting rod, rotate respectively with changeing the position that is in same water flat line between the support frame and be connected with first screw rod and second screw rod, the one end welding that first screw rod and second screw rod are close to each other is in the same place, the one end welding that first screw rod was kept away from to the second screw rod is on changeing the handle, equal thread sleeve piece has been cup jointed to equal screw thread on first screw rod and the second screw rod, two the one end that the thread sleeve piece is close to the connecting rod all rotates through the round pin axle and is connected with the connecting rod, two the one end that the thread sleeve piece was kept away from to the connecting rod rotates jointly through the round pin axle and.

Preferably, the first screw and the second screw have opposite thread directions, and the two thread blocks are meshed with the first screw and the second screw respectively.

Preferably, the equal threaded connection in position that lies in the projecting apparatus both sides on the carousel has adjusting screw, two all the welding has a retaining ring, every on the adjusting screw the one end that adjusting screw was kept away from to the retaining ring all has welded the runner, every equal clearance fit has the connecting block on the runner, the one end welding that the connecting block is close to the projecting apparatus has T type piece, and has the clearance between T type piece and the carousel.

Preferably, the support frame is provided with bearings at positions corresponding to the first screw and the second screw.

Preferably, a cylindrical block is welded together at one end of the first screw rod and one end of the second screw rod, which are close to each other, and the diameter of the cylindrical block is larger than the inner diameter of the threaded sleeve block.

Compared with the prior art, the utility model has the following benefits:

1. the utility model has more flexible movement, can display the teaching content on the computer even if not in a multimedia classroom during the computer teaching, has stronger practicability, and ensures that the display device has stronger portability;

2. move through adjusting screw, the one end that drives the projecting apparatus takes place altitude variation to the angle of projection that makes the projecting apparatus takes place to adjust, accords with more and applies teaching operation needs, and the while operation is simpler, reduces the regulation time of projection angle of projection.

Drawings

Fig. 1 is a structural diagram of a portable display device for computer teaching according to the present invention;

fig. 2 is a side view of a turntable of a portable display device for computer teaching according to the present invention;

fig. 3 is the utility model provides a portable display device of computer teaching's a part enlarger.

In the figure: the device comprises a support frame 1, a roller 2, a rotating handle 3, a second screw rod 4, a first screw rod 5, a thread sleeve block 6, a connecting rod 7, a connecting rod 8, a guide rod 9, a support plate 10, a projector 11, a rotating disc 12, a T-shaped block 13, an adjusting screw rod 14, a check ring 15, a connecting block 16 and a rotating handle 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a portable display device of computer teaching, including support frame 1, gyro wheel 2 is all installed to the lower extreme of support frame 1, the one end welding that gyro wheel 2 was kept away from to support frame 1 has a supporting bench, clearance fit has two guide bars 9 on the supporting bench, the position that the both ends of guide bar 9 are located a supporting bench both sides has welded backup pad 10 and connecting rod 8 respectively, the middle part of backup pad 10 rotates through the axis body and is connected with carousel 12, projecting apparatus 11 has been placed on carousel 12, it is connected with to change 3 to rotate on the lateral wall of support frame 1, change and install adjustment mechanism jointly between 3 and the connecting rod 8, adjustment mechanism's effect lies in the height of adjusting backup pad 10, when projecting apparatus 11 does not use, can make guide bar 9 downstream, reduce occupation.

Adjustment mechanism includes first screw rod 5, second screw rod 4, thread sleeve 6 and connecting rod 7, rotate respectively 3 positions that are in same water flat line between the support frame 1 and be connected with first screw rod 5 and second screw rod 4, the one end welding that first screw rod 5 and second screw rod 4 are close to each other is in the same place, the one end welding that first screw rod 5 was kept away from to second screw rod 4 is on changeing 3, equal screw thread has cup jointed thread sleeve 6 on first screw rod 5 and the second screw rod 4, the one end that two thread sleeve 6 are close to connecting rod 8 is all rotated through the round pin axle and is connected with connecting rod 7, the one end that thread sleeve 6 was kept away from to two connecting rods 7 rotates jointly on connecting rod 8 through the round pin axle, it rotates to drive first screw rod 5 and second screw rod 4 through changeing 3, the high emergence of drive connecting rod 7 changes, thereby adjust the height of backup pad 10.

The first screw 5 and the second screw 4 have opposite thread directions, and two thread blocks 6 are engaged with the first screw 5 and the second screw 4, respectively, so that the thread blocks 6 move in directions away from or close to each other. Equal threaded connection in the position that lies in 11 both sides of projecting apparatus on carousel 12 has adjusting screw 14, all weld retaining ring 15 on two adjusting screw 14, the one end that adjusting screw 14 was kept away from to every retaining ring 15 has all welded the runner 17, equal clearance fit has connecting block 16 on every runner 17, connecting block 16 is close to the one end welding of projecting apparatus 11 and has T type piece 13, and there is the clearance between T type piece 13 and carousel 12, it takes place the altitude variation to drive T type piece 13 through adjusting screw 14, thereby adjust projecting apparatus 11's projection angle.

The support frame 1 is provided with bearings corresponding to the positions of the first screw 5 and the second screw 4. The first screw rod 5 and the second screw rod 4 are mutually close to one end, and the cylindrical block is welded together, and the diameter of the cylindrical block is larger than the inner diameter of the thread sleeve block 6, so that the two thread sleeve blocks 6 can be prevented from colliding.

When the utility model is used, the projector 11 is placed on two T-shaped blocks 13 on the rotary table 12, the rotary handle 3 is rotated, the rotary handle 3 drives the first screw rod 5 and the second screw rod 4 to rotate, at the moment, when the first screw rod 5 and the second screw rod 4 rotate, the screw thread directions of the first screw rod 5 and the second screw rod 4 are opposite, the two thread sleeve blocks 6 are driven to move towards one ends which are close to each other, when the two thread sleeve blocks 6 move, the connecting rod 7 is driven to change the height, at the moment, the connecting rod 8 is thrust, the guide rod 9 moves upwards, thereby driving the projector 11 to move upwards, when the projector 11 is not used, the rotary handle 17 can be rotated, the support plate 10 falls down, the occupied space is reduced, meanwhile, according to the actual projection requirement, the rotary handle 17 is twisted, the adjusting screw 14 moves on the rotary table 12, thereby driving the T-shaped blocks 13 to move upwards, when one end of the projector 11 is fixed and the adjusting screw 14 on the other end rotates, the T-shaped block 13 can move upwards to drive one end of the projector 11 to move upwards, so that the projection angle of the projector 11 changes.

The above, 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. The utility model provides a portable display device of computer teaching, includes support frame (1), its characterized in that, gyro wheel (2) are all installed to the lower extreme of support frame (1), the one end welding of gyro wheel (2) is kept away from in support frame (1) has a supporting bench, clearance fit has two guide bars (9) on the supporting bench, backup pad (10) and connecting rod (8) have been welded respectively to the position that the both ends of guide bar (9) are located a supporting bench both sides, the middle part of backup pad (10) is rotated through the axis body and is connected with carousel (12), projecting apparatus (11) have been placed on carousel (12), it is connected with to change on the lateral wall of support frame (1), change and install adjustment mechanism jointly between (3) and connecting rod (8).

2. The computer teaching portable display device according to claim 1, wherein the adjusting mechanism comprises a first screw (5), a second screw (4), a thread bushing block (6) and a connecting rod (7), the positions of the supporting frames (1) and the position of the rotating handle (3) on the same horizontal line are respectively connected with the first screw (5) and the second screw (4) in a rotating mode, the ends, close to each other, of the first screw (5) and the second screw (4) are welded together, the end, far away from the first screw (5), of the second screw (4) is welded on the rotating handle (3), the thread bushing blocks (6) are respectively sleeved on the first screw (5) and the second screw (4) in a threaded mode, the ends, close to the connecting rod (8), of the two thread bushing blocks (6) are respectively connected with the connecting rod (7) in a rotating mode through a pin shaft, and the ends, far away from the thread bushing blocks (6), of the two connecting rods (7) are jointly connected with the connecting rod (8) in a rotating mode through a The above.

3. A computer teaching portable display device according to claim 2, wherein the first screw (5) and the second screw (4) have opposite thread directions, and the two thread blocks (6) are engaged with the first screw (5) and the second screw (4), respectively.

4. The computer teaching portable display device according to claim 1, wherein the positions on the turntable (12) on both sides of the projector (11) are both in threaded connection with adjusting screws (14), two of the adjusting screws (14) are both welded with check rings (15), each of the check rings (15) is welded with a rotating handle (17) at the end far away from the adjusting screws (14), each of the rotating handles (17) is in clearance fit with a connecting block (16), a T-shaped block (13) is welded at the end of the connecting block (16) close to the projector (11), and a gap exists between the T-shaped block (13) and the turntable (12).

5. The computer teaching portable display device according to claim 2, wherein bearings are mounted on the support frame (1) corresponding to the first screw (5) and the second screw (4).

6. The computer teaching portable display device according to claim 2, wherein the ends of the first screw (5) and the second screw (4) close to each other are welded with a cylindrical block, and the diameter of the cylindrical block is larger than the inner diameter of the thread sleeve block (6).