CN212009886U - A mobile geography classroom training desk based on AR - Google Patents

Abstract

The utility model belongs to the field of teaching equipment, in particular to an AR-based mobile geography classroom training desk, comprising a ground, a projection wall and a storage box are fixedly installed on the top of the ground, and two storage boxes are fixedly installed on the bottom of the storage box. A vertical rod, one side of the two vertical rods is provided with a rotating hole, a first screw rod and a second screw rod are respectively movably installed in the two rotating holes, and both ends of the first screw rod and the second screw rod extend to The end of the first screw rod and the second screw rod that is close to each other outside the turning hole is fixedly connected. The top of the storage box is provided with a movable port, and a door panel is movably installed in the movable port. The door panel is adapted to the movable port and the door panel is hinged. It is rotatably installed on the storage box, the bottom of the door panel is fixedly installed with a fixing block, the first screw rod is sleeved with a pull rope, and the top inner wall and the bottom inner wall of the storage box are fixedly installed with pulleys. The utility model has the advantages of simple structure, convenient use and convenient storage of teaching equipment in the classroom.

Description

A mobile geography classroom training desk based on AR

technical field

The utility model relates to the field of teaching equipment, in particular to an AR-based mobile geography classroom training desk.

Background technique

The classroom is an essential place for school teaching. The classroom provides a place for students to learn. At the same time, it is also a place for teachers to give lectures and communicate with students. Most of the time students study in school is spent in the classroom. With the development of science and technology and the improvement of modern teaching technology, the facilities and equipment in the classroom are constantly updated and improved. In order to meet the needs of modern teaching, the classroom is usually equipped with blackboards, projectors and teaching desks. It is also equipped with high-end voice equipment to improve teaching efficiency.

The patent with application number CN201811100766.1 discloses an intelligent mobile classroom, comprising: four classroom walls, four display screens installed on the inner surface of the classroom wall, an upper moving floor, a driving mechanism located under the upper moving floor, a The desks and chairs on the mobile floor and the console set up in the classroom, by adopting the intelligent mobile classroom, avoid the need for students to discuss the problem of inconvenient movement in the classroom, and display the teaching content in multiple directions in the same class, so that the students can be more It is easy to master knowledge, which promotes the improvement of teaching quality and efficiency.

However, when educational equipment such as projectors in the classroom is not applicable, there is a lack of storage equipment, so external dust and the like may cause damage to the educational equipment.

Utility model content

The purpose of the utility model is to propose a mobile geography classroom training desk based on AR in order to solve the shortcomings existing in the prior art.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

An AR-based mobile geography classroom training platform includes a ground, a projection wall and a storage box are fixedly installed on the top of the ground, and two vertical rods are fixedly installed on the bottom of the storage box, and one side of the two vertical rods is fixedly installed. Both are provided with rotating holes, the first screw rod and the second screw rod are respectively movably installed in the two rotating holes, both ends of the first screw rod and the second screw rod extend outside the rotation hole, and the first screw rod and the The ends of the two screw rods that are close to each other are fixedly connected. The top of the storage box is provided with a movable port, and a door panel is movably installed in the movable port. The bottom of the box is fixedly installed with a fixing block, the first screw rod is sleeved with a pull rope, the top inner wall and the bottom inner wall of the storage box are fixedly installed with pulleys, one end of the pull rope is fixed on the first screw rod, and the other end passes through the pulley Fixed on the fixing block, the thread directions of the first screw rod and the second screw rod are set in opposite directions, and the first screw rod and the second screw rod are both threadedly sleeved with a screw rod guide sleeve, and the screw rod guide sleeve is located in the One end of an L-shaped connecting rod is fixedly installed on the top of the two vertical rods and the top of the two screw guide sleeves, and a movable block is fixedly installed on the other end of the two L-shaped connecting rods. The storage box is provided with a movable block. Placement board, a projector is fixedly installed on the top of the placement board, the projector is adapted to the movable port, and two lifting blocks are fixedly installed at the bottom of the placement board. One side of the movable block is provided with a triangular hole, the triangular hole is matched with the lifting block, and the lifting block is movably installed in the triangular hole.

Preferably, a first sliding rail is fixedly installed on the inner wall of the bottom of the storage box, two first sliding blocks are slidably installed on the first sliding rail, and the two first sliding blocks are respectively fixed to the bottoms of the two screw guide sleeves connect.

Preferably, second sliding rails are fixedly installed on both inner walls of the storage box, second sliding blocks are slidably installed on the second sliding rails, and the two second sliding blocks are respectively fixedly connected to both sides of the placing plate .

Preferably, a pull rod is fixedly installed on the top of the door panel.

Preferably, a reset torsion spring is sleeved on the first screw rod and the second screw rod, and both ends of the reset torsion spring are respectively fixed on the inner walls on both sides of the rotating hole.

In the utility model, the AR-based mobile geography classroom training platform, when the projector needs to be used, the door panel is driven to rotate to the left by pulling the pull rod upward, the pull rope is pulled through the fixed block, and the pull rope pulls The first screw rod drives the rotation of the first screw rod, and the first screw rod drives the rotation of the second screw rod. When the screw rotates, the moving directions of the two screw guide sleeves are opposite, so at this time, the two screw guide sleeves move in the opposite direction to the left and right, and then the two movable blocks move in the opposite direction to the left and right. The triangular hole on the movable block squeezes the lifting block, which drives the placing plate to move upward, and then drives the projector to move upward. When the projector rises to the opening at the top of the storage box, the projector can be used. When the projector is not needed, release the lever, cover the door on the movable opening on the top of the storage box, and the whole device is reset by the action of the reset torsion spring. The utility model has the advantages of simple structure, convenient use and convenient storage of teaching equipment in the classroom.

Description of drawings

Fig. 1 is the structural representation of a kind of AR-based mobile geography classroom training platform proposed by the utility model;

Fig. 2 is the structural representation of a kind of AR-based mobile geography classroom training desk part A proposed by the utility model;

FIG. 3 is a schematic structural diagram of part B of an AR-based mobile geography classroom training platform proposed by the present invention.

In the picture: 1 ground, 2 projection wall, 3 storage box, 4 lifting block, 5 movable block, 6 vertical rod, 7 second screw rod, 8L-type connecting rod, 9 screw guide sleeve, 10 first screw rod, 11 Pull rope, 12 reset torsion spring, 13 pulley, 14 door panel, 15 pull rod, 16 hinge, 17 fixed block.

Detailed ways

In this technical solution:

10, 7, 9, 5, and 4 are essentially innovative components of the present invention.

11 and 8 are indispensable connecting components for realizing the technical solution of the present invention.

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.

Example 1

1-3, an AR-based mobile geography classroom training platform includes a ground 1, a projection wall 2 and a storage box 3 are fixedly installed on the top of the ground 1, and two vertical Rod 6, one side of the two vertical rods 6 is provided with a turning hole, and the two turning holes are respectively movably installed with a first screw rod 10 and a second screw rod 7, and the first screw rod 10 and the second screw rod 7 are respectively movably installed. Both ends extend to the outside of the turning hole, and the end of the first screw rod 10 and the second screw rod 7 close to each other is fixedly connected. The top of the storage box 3 is provided with a movable port, and a door panel 14 is movably installed in the movable port, and the door panel 14 is connected to the movable port. The mouth is adapted and the door panel 14 is rotatably installed on the storage box 3 through the hinge 16, the bottom of the door panel 14 is fixedly installed with a fixing block 17, the first screw rod 10 is sleeved with a pull rope 11, the top inner wall of the storage box 3 and the bottom A pulley 13 is fixedly installed on the inner wall. One end of the pulling rope 11 is fixed on the first screw rod 10, and the other end is fixed on the fixing block 17 through the pulley 13. The thread direction of the first screw rod 10 and the second screw rod 7 is: On the contrary, the first screw rod 10 and the second screw rod 7 are both threadedly sleeved with a screw rod guide sleeve 9, the screw rod guide sleeve 9 is located between the two vertical rods 6, and the tops of the two screw rod guide sleeves are One end of the L-shaped connecting rod 8 is fixedly installed, and the other ends of the two L-shaped connecting rods 8 are fixedly installed with a movable block 5. The storage box 3 is provided with a placing plate, and a projector is fixedly installed on the top of the placing plate. The instrument is adapted to the movable port, and two lifting blocks 4 are fixedly installed at the bottom of the placing plate. The sides of the two lifting blocks 4 that are close to each other are set on an inclined plane, and one side of the two movable blocks 5 is provided with a triangular hole. The triangular hole is adapted to the lifting block 4, and the lifting block 4 is movably installed in the triangular hole.

Embodiment 2

In the present utility model, a first sliding rail is fixedly installed on the bottom inner wall of the storage box 3 , two first sliding blocks are slidably installed on the first sliding rail, and the two first sliding blocks are respectively connected with the two screw guide sleeves 9 . The bottom is fixedly connected, and the left and right movement of the screw guide sleeve 9 is facilitated by the first sliding rail and the first sliding block.

In the present utility model, second sliding rails are fixedly installed on both inner walls of the storage box 3, and second sliding blocks are slidably installed on the second sliding rails, and the two second sliding blocks are respectively fixed to both sides of the placing plate. Connected, through the second sliding rail and the second sliding block to facilitate the up and down movement of the placing board.

In the present utility model, the top of the door panel 14 is fixedly installed with a pull rod 15, and the door panel is easily pulled through the pull rod.

In the present invention, the first screw rod 10 and the second screw rod 7 are both sleeved with a reset torsion spring 12, and both ends of the reset torsion spring 12 are respectively fixed on the inner walls on both sides of the rotating hole. Facilitates the reset of the entire device.

In the present invention, when the projector needs to be used, the door panel 14 is driven to rotate to the left by pulling the pull rod 15 upward, the pull rope 11 is pulled through the fixing block 17, and the pull rope 11 drives the first screw rod 10 to rotate, and the first screw rod 10 rotates. The lead screw 10 drives the rotation of the second lead screw 7. Since the thread directions of the first lead screw 10 and the second lead screw 7 are set in opposite directions, when the first lead screw 10 and the second lead screw 7 rotate, the two The moving directions of the screw guide sleeves 9 are opposite, so at this time, the two screw guide sleeves 9 move in the opposite direction to the left and right, and then the two movable blocks 5 move in the opposite direction to the left and right. The triangular hole in the fold squeezes the lifting block 4 to drive the placement plate to move upward, and then drives the projector to move upward. When the projector rises to the opening at the top of the storage box 3, the projector can be used. When the projector is not needed, by loosening the lever 15 , the door panel 14 is covered on the movable opening on the top of the storage box 3 , and the whole device is reset by the action of the reset torsion spring 12 . The utility model has the advantages of simple structure, convenient use and convenient storage of teaching equipment in the classroom.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. A mobile geography classroom training desk based on AR, comprising a ground (1), characterized in that a projection wall (2) and a storage box (3) are fixedly installed on the top of the ground (1), and the storage box ( 3) Two vertical rods (6) are fixedly installed on the inside of the bottom, and one side of the two vertical rods (6) is provided with a turning hole, and a first screw rod (10) and a first screw rod (10) and a first screw rod (10) and The second screw rod (7), both ends of the first screw rod (10) and the second screw rod (7) extend out of the rotating hole and the first screw rod (10) and the second screw rod (7) are close to each other One end is fixedly connected, the top of the storage box (3) is provided with a movable port, a door panel (14) is movably installed in the movable port, the door panel (14) is adapted to the movable port, and the door panel (14) passes through the hinge (16) It is rotatably installed on the storage box (3), the bottom of the door panel (14) is fixedly installed with a fixing block (17), the first screw rod (10) is sleeved with a pull rope (11), and the A pulley (13) is fixedly installed on the inner wall of the top and the inner wall of the bottom, one end of the pull rope (11) is fixed on the first screw rod (10), and the other end is fixed on the fixing block (17) through the pulley (13), so The thread directions of the first screw rod (10) and the second screw rod (7) are set in opposite directions, and a screw rod guide sleeve ( 9), the screw guide sleeve (9) is located between the two vertical rods (6), and one end of the L-shaped connecting rod (8) is fixedly installed on the top of the two screw guide sleeves, and the two L-shaped connecting rods are The other end of (8) is fixedly installed with a movable block (5), a placement plate is arranged in the storage box (3), a projector is fixedly installed on the top of the placement plate, the projector is adapted to the movable port, and the placement plate There are two lifting blocks (4) fixedly installed at the bottom of the machine, the sides of the two lifting blocks (4) that are close to each other are provided with inclined surfaces, and one side of the two movable blocks (5) is provided with a triangular hole, and the triangular hole is connected with the lifting block (5). The block (4) is adapted, and the lifting block (4) is movably installed in the triangular hole. 2. A kind of AR-based mobile geography classroom training desk according to claim 1, characterized in that, a first slide rail is fixedly installed on the bottom inner wall of the storage box (3), and a first slide rail is slidably installed on the first slide rail. There are two first sliding blocks, and the two first sliding blocks are respectively fixedly connected with the bottoms of the two lead screw guide sleeves (9). 3. A kind of AR-based mobile geography classroom training desk according to claim 1, characterized in that, second slide rails are fixedly installed on both inner walls of the storage box (3), and the second slide rails are A second sliding block is slidably installed on both, and the two second sliding blocks are respectively fixedly connected with two sides of the placing plate. 4. The AR-based mobile geography classroom training desk according to claim 1, wherein a pull rod (15) is fixedly installed on the top of the door panel (14). 5. A mobile geography classroom training platform based on AR according to claim 1, wherein a reset torsion spring is sleeved on the first screw rod (10) and the second screw rod (7) (12), both ends of the reset torsion spring (12) are respectively fixed on the inner walls on both sides of the rotating hole.

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