CN210831277U - Liftable formula display screen is used in teaching - Google Patents

Abstract

The utility model relates to the technical field of teaching appliances and equipment, in particular to a liftable display screen for teaching, comprising a protective box and a display screen body. Two moving mechanisms are symmetrically and fixedly mounted on two outer side walls of the protective box away from each other. , a display screen body is embedded and movably installed in the protective box, a locker is fixedly installed on an outer side wall of the protective box and located between the two moving mechanisms, and the locker is fixed between the opposite inner walls A partition is installed, and two storage compartments arranged in layers are formed by the partition in the storage cabinet. In the present invention, the traditional teaching display screen cannot be stored and protected efficiently and conveniently, resulting in damage to the display screen. Therefore, the present invention can store the display screen body in the protective box to avoid damage caused by the impact of external objects, greatly improving its protective performance, and making the present invention more practical and convenient during use.

Description

A liftable display screen for teaching

technical field

The utility model relates to the technical field of teaching display screens, in particular to a liftable display screen for teaching.

Background technique

In modern teaching, teaching display screens are used to display various information such as text, images, videos, video signals, etc. Because of its convenient use and multi-dimensional auxiliary teaching, it gradually replaces the traditional blackboard.

At present, the traditional teaching display screen devices are all fixed installations, which are limited to the use of teaching display screens. During their use, they cannot be adjusted and moved according to actual needs, and they cannot stably adjust the height of the teaching display screen. The free adjustment leads to a greatly reduced practicability of the existing teaching display device, which cannot meet the needs of users. Moreover, after the existing teaching display device is used, it cannot be stored efficiently and conveniently for protection, resulting in easy access to the outside world. The problem of damage to the teaching display screen caused by the impact of objects and other factors will have a certain impact on the use of the teaching display screen, making it a low protection performance for the teaching display screen. In view of the above problems, we propose a teaching display with a lift Screen.

Utility model content

Aiming at the deficiencies of the prior art, the present invention provides a liftable display screen for teaching, which solves the problem that it cannot be adjusted and moved according to actual needs, and the height of the teaching display screen cannot be stably adjusted freely. Efficient and convenient storage and protection will lead to the problem of easy damage to the teaching display screen due to external factors and other factors, which will have a certain impact on the use of the teaching display screen.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a liftable display screen for teaching, comprising a protective box and a display screen body, two outer side walls of the protective box are symmetrically and fixedly installed with two movable A display screen body is embedded and movably installed in the protective box, a locker is fixedly installed on an outer side wall of the protective box and located between the two moving mechanisms, and the locker is located between the opposite inner walls. A partition is fixedly installed, and two storage compartments arranged in layers are formed by the partition in the storage cabinet.

As a preferred technical solution of the present invention, the two moving mechanisms each include a straight plate, and the two straight plates are fixedly installed on the two outer walls of the protective box away from each other, and the bottom ends of the two straight plates are A cylinder is fixedly installed.

As a preferred technical solution of the present invention, one end of the two cylinder output ends away from the corresponding straight plate is fixedly connected with a roller mounting seat, and the bottom ends of the two roller mounting seats are symmetrically rotatably mounted with Two rollers.

As a preferred technical solution of the present invention, a storage slot is drilled in the protective box at a position corresponding to the display screen body, and the display screen body is movably built into the storage slot, and the display screen body is far away from each other. Two limit plates are symmetrically and fixedly installed on the two outer side walls of the accommodating groove and are located in the receiving groove.

As a preferred technical solution of the present invention, a rubber pad is fixedly installed on the inner bottom wall of the receiving groove and below the display screen body.

As a preferred technical solution of the present invention, a motor is fixedly installed on the inner bottom wall of the receiving groove and on one side of the rubber pad, and a threaded rod is fixedly connected to the output end of the motor, and the end of the threaded rod is far away from the motor Passing through the correspondingly arranged limit plates and threadedly connected with them, a limit column is fixedly installed on the side of the inner bottom wall of the receiving groove and away from the motor, and the limit columns are cut through the corresponding limit plates. through holes.

Compared with the prior art, the utility model provides a liftable display screen for teaching, which has the following beneficial effects:

The elevating teaching display screen for teaching uses the air cylinder to drive the roller to move down and contact the ground, so that the teaching display screen can move freely. After moving to the designated position, start the air cylinder and drive the roller back It can be retracted, which makes the fixing of the teaching display screen more stable, and greatly improves the convenience of its movement. According to the starting motor, the threaded rod is driven to rotate through the operation of the motor, and the threaded rod is threadedly connected with the display screen body. At the same time, it is limited according to the connection between the limit plate and the limit column that are fixedly connected to the opposite end of the display screen, so that the device can move the teaching display screen more stably and conveniently. The operation drives the display screen body to be stored until it is in close contact with the rubber pad set at the bottom of the protective box, which makes the storage and protection effect of the display screen body more efficient, and avoids the inability of the existing teaching display screen to be stored and protected efficiently and conveniently, which will lead to If the teaching display screen is damaged, the display screen body can be stored in the protective box to avoid damage caused by the impact of external objects, which greatly improves its protection performance. This makes the device more practical and convenient during use.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

2 is a schematic diagram of the internal structure of the protective box of the present invention;

FIG. 3 is a top view of the protective box of the present invention.

In the picture: 1. Protective box; 11. Rubber pad; 12. Limiting column; 13. Motor; 14. Threaded rod; 15. Storage slot; 2. Moving mechanism; 21. Straight plate; seat; 24, roller; 3, locker; 4, display screen body; 41, limit plate; 5, partition; 6, storage compartment.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example

Please refer to FIGS. 1-3, the present utility model provides the following technical solutions: a liftable teaching display screen for teaching, comprising a protective box 1 and a display screen body 4, the two outer side walls of the protective box 1 are symmetrical Two moving mechanisms 2 are fixedly installed, a display screen body 4 is embedded and movably installed in the protective box 1, and storage is fixedly installed on an outer side wall of the protective box 1 and located between the two moving mechanisms 2 Cabinet 3, a partition 5 is fixedly installed between the opposite inner walls of the storage cabinet 3, and two storage compartments 6 arranged in layers are formed in the storage cabinet 3 through the partition 5, and the moving mechanism 2 is convenient to push the protection The display box 1 can then be pushed to move the display screen body 4, which greatly improves the convenience of its movement. When the display screen is in use, the display screen body 4 can be pushed out of the protective box 1 by lifting and lowering, and the display screen body 4 can be left idle. When the display screen body 4 is stored in the protective box 1, the display screen body 4 can be prevented from being damaged due to impact by external objects, and its protective performance can be greatly improved.

Specifically, each of the two moving mechanisms 2 includes a straight plate 21 , and the two straight plates 21 are fixedly installed on two outer walls of the protective box 1 away from each other, and the bottom ends of the two straight plates 21 are fixedly installed There is one cylinder 22.

In this embodiment, the cylinder 22 can be firmly connected to the protective box 1 through the straight plate 21 .

Specifically, one end of the output ends of the two cylinders 22 away from the correspondingly disposed straight plate 21 is fixedly connected with a roller mounting seat 23 , and two rollers 24 are symmetrically rotatably mounted on the bottom ends of the two roller mounting seats 23 . .

In this embodiment, the roller mounting seat 23 is pushed downward by the air cylinder 22, and then the roller 24 is brought into contact with the ground, which facilitates the movement of the display screen. When the display screen moves to a designated position, the roller 24 is driven by the air cylinder 22 to move upward and away from the ground. , at this time, when the bottom end of the protective box 1 falls and contacts the ground, the display screen can be stably placed in the designated position, which is not only stable, but also greatly improves the convenience of its movement.

Specifically, a storage slot 15 is drilled in the protective box 1 at a position corresponding to the display screen body 4 , and the display screen body 4 is movably built into the storage slot 15 . Two limiting plates 41 are symmetrically and fixedly installed on each of the outer side walls and located in the receiving groove 15 .

In this embodiment, when the display screen body 4 is idle, it can be stored in the protective box 1 to avoid damage caused by being hit by external objects, and its protective performance is greatly improved. When the display screen body 4 is idle, it can be stored in the protective box 1 In the box 1, damage caused by the impact of external objects is avoided, and its protective performance is greatly improved.

Specifically, a rubber pad 11 is fixedly installed on the inner bottom wall of the receiving slot 15 and located below the display screen body 4 .

In this embodiment, it is ensured that the display screen body 4 does not directly contact the inner bottom wall of the receiving groove 15 during the descending process, and is buffered by the rubber pad 11 to effectively improve its shock absorption effect.

Specifically, a motor 13 is fixedly installed on the inner bottom wall of the receiving slot 15 and is located on one side of the rubber pad 11 , and a threaded rod 14 is fixedly connected to the output end of the motor 13 , and the end of the threaded rod 14 away from the motor 13 passes through The limit post 12 is fixedly installed on the side of the inner bottom wall of the receiving slot 15 and away from the motor 13 through the corresponding limit plate 41 and is threadedly connected, and the limit post 12 passes through the corresponding limit. Through holes drilled on the bit plate 41 .

In this embodiment, the motor 13 drives the threaded rod 14 to rotate, and then makes one of the limit plates 41 move up and down along the threaded rod 14, which can drive the display screen body 4 to move up and down, and the limit post 12 can ensure the display screen During the lifting process of the main body 4, no dislocation occurs, and the stability of the lifting movement is improved.

The working principle and use process of the present utility model: the teaching-use elevating display screen is operated by the air cylinder 22 to drive the roller 24 to move downward and contact the ground, so that the protective box 1 can be moved freely. After moving to the designated position, start the air cylinder 22 and drive the roller 24 to retract, so that the fixing of the teaching display screen is more stable, and start the motor 13, and the threaded rod 14 is driven to rotate by the operation of the motor 13, and the threaded rod 14 is threadedly connected with a The limit plate 41 that is fixedly connected with the display screen body 4 and the limit plate 41 that is fixedly connected to the opposite end of the display screen body 4 and the limit post 12 are sleeved and connected to limit it until the display screen body 4 rises. After reaching the designated position, the motor 13 is stopped, so that the device can move the teaching display screen more stably and conveniently. The rubber pad 11 is in close contact, which makes the storage and protection effect of the display screen body 4 more efficient, and avoids the problem that the existing teaching display screen cannot be stored and protected efficiently and conveniently, thereby causing damage to the teaching display screen. 4 is stored in the protective box 1 to avoid damage caused by the impact of external objects, greatly improving its protective performance, making the device more practical and convenient during use.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (6)

1. The liftable display screen for teaching comprises a protective box (1) and a display screen body (4), and is characterized in that two moving mechanisms (2) are symmetrically and fixedly mounted on two outer side walls, far away from each other, of the protective box (1), a display screen body (4) is movably mounted in the protective box (1), a storage cabinet (3) is fixedly mounted on one outer side wall of the protective box (1) and located between the two moving mechanisms (2), a partition plate (5) is fixedly mounted between the inner opposite walls of the storage cabinet (3), and two storage lattices (6) arranged in a layered mode are formed in the storage cabinet (3) through the partition plate (5).

2. The liftable display screen for teaching of claim 1, wherein: two moving mechanism (2) all include one straight board (21), and two the equal fixed mounting of straight board (21) is on two outer walls that guard box (1) kept away from mutually, two the equal fixed mounting in bottom of straight board (21) has a cylinder (22).

3. The liftable display screen for teaching of claim 2, wherein: two equal fixedly connected with gyro wheel mount pad (23) of one end of corresponding straight board (21) that sets up is kept away from to cylinder (22) output, two equal symmetry in bottom of gyro wheel mount pad (23) is rotated and is installed two gyro wheels (24).

4. The liftable display screen for teaching of claim 1, wherein: the protective box is characterized in that a containing groove (15) is formed in the protective box (1) and in a position corresponding to the display screen body (4), the display screen body (4) is movably arranged in the containing groove (15), and two limiting plates (41) are symmetrically and fixedly arranged in the containing groove (15) on two outer side walls away from the display screen body (4).

5. The liftable display screen for teaching of claim 4, wherein: a rubber pad (11) is fixedly arranged on the inner bottom wall of the accommodating groove (15) and below the display screen body (4).

6. The liftable display screen for teaching of claim 4, wherein: accomodate one side fixed mounting that diapire just is located rubber pad (11) in groove (15) has motor (13), motor (13) output end fixedly connected with threaded rod (14), just the one end of keeping away from motor (13) threaded rod (14) passes corresponding limiting plate (41) that sets up and rather than threaded connection, accomodate one side fixed mounting that diapire just kept away from motor (13) in groove (15) and has spacing post (12), just spacing post (12) pass the through-hole of cutting on corresponding limiting plate (41) that sets up.

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