CN216562186U - A game model projection demonstration board - Google Patents

Abstract

The utility model relates to the technical field of projection demonstration boards, and discloses a game model projection demonstration board which comprises a demonstration white board, wherein support frames are symmetrically arranged on two sides of the bottom of the demonstration white board, a cross rod is arranged between the two support frames, an adjusting component is arranged on the surface of the cross rod, a functional component is arranged on the bottom of the demonstration white board, the adjusting component comprises a limiting plate, limiting plates are symmetrically arranged on the surfaces of the side edges of the demonstration white board, and a moving groove for the limiting plates to slide is formed in the surface of the inner side of each support frame. The height of the demonstration whiteboard can be conveniently adjusted according to actual use requirements through the designed adjusting assembly, the operation is convenient and quick, the working efficiency of workers is improved, and the applicability is better; the whiteboard pen for writing on blackboard is convenient to store through the functional component who designs, and the whiteboard pen of being convenient for the recreation designer take when explaining the recreation model carries out the writing on blackboard, and the while also can not be easy emergence when not needing to use the whiteboard pen and lose, and the practicality is better.

Description

A game model projection demonstration board

technical field

The utility model relates to the technical field of projection demonstration boards, in particular to a game model projection demonstration board.

Background technique

Projection demo board is a device used in conjunction with a projector. The projector can project the content of the computer screen onto the demo board. At the same time, people can also write on the board. It is widely used in people's work, some of which are games. When the designer explains the developed game, the game model needs to be projected on the demo board for demonstration. The existing game model projection demo board has the following problems when using it:

1. When the existing game model projection demonstration board is in use, the height of the demonstration whiteboard is inconvenient to adjust the height according to the actual use requirements, there are certain limitations, and the applicability is not high enough;

2. When the existing game model projection demonstration board is in use, there is no structure for placing a whiteboard pen for writing on the blackboard, which makes the whiteboard pen easy to lose, and the practicability is not good enough.

Utility model content

The purpose of the present invention is to provide a game model projection demonstration board, so as to solve the problem that the demonstration whiteboard proposed in the above-mentioned background art is inconvenient for height adjustment, has certain limitations, and has insufficient applicability.

In order to achieve the above purpose, the present invention provides the following technical solutions: a game model projection demonstration board, including a demonstration whiteboard, a support frame is symmetrically arranged on both sides of the bottom of the demonstration whiteboard, and a cross bar is arranged between the two support frames. The surface of the crossbar is provided with adjustment components, and the bottom of the presentation whiteboard is provided with functional components.

The adjustment assembly includes a limit board, the limit board is symmetrically arranged on the side surface of the demo whiteboard, the inner surface of the support frame is provided with a moving groove for the limit board to slide, and the middle of the bottom end face of the demo whiteboard is provided with a mounting post, a cross bar. There is a through hole in the middle of the top surface of the through hole for the installation column to be inserted, and a fixed frame is symmetrically arranged on the adjacent side of the top opening of the through hole. A limit spring, one end of the limit column is provided with a connecting rod, the limit spring is sleeved on the outside of the connecting rod, one end surface of the fixed frame is provided with a through groove, and the connecting rod extends to the outside of the fixed frame through the through groove, A plurality of grooves are opened symmetrically at the same height on the surface, and the end of the limiting column is connected with the grooves by engaging.

As a further solution of the present invention, the longitudinal section of the limiting board is in a "T" shape, and the height of the limiting board is equal to the height of the demonstration whiteboard.

As a further solution of the present invention, the cross section of the installation column is in an inverted "T" shape, and the top of the installation column is fixedly connected with the bottom of the demonstration whiteboard.

As a further solution of the present invention, the bottom surface of one end of the limiting column is an arc surface, and the end surface of the limiting column is press-fitted with the inner surface of the groove.

As a further solution of the present invention, the cross section of the connecting rod is "L" shaped, and the number of connecting rods is two.

As a further solution of the present invention: the functional component includes an installation frame, the bottom of the demo whiteboard is symmetrically provided with the installation frame, one side of the top of the installation frame is provided with a fixing plate, and the other side of the top of the installation frame is connected to the bottom of the demo whiteboard A torsion spring is provided at the connection.

As a further scheme of the present invention: a limit slot is symmetrically arranged on one side of the bottom end face of the demonstration whiteboard, a rubber pad is arranged inside the limit slot, the cross section of the rubber pad is an isosceles trapezoid, and the surface of the rubber pad is fixed to the The end face of the board is squeeze-fitted.

As a further solution of the present invention, the cross section of the installation frame is arc-shaped, and the width of the opening of the installation frame is larger than the width of the bottom end surface of the demonstration whiteboard.

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

1. It is convenient to adjust the height of the demonstration whiteboard according to the actual use requirements through the designed adjustment components, which is convenient and quick to operate, improves the work efficiency of workers, and has good applicability;

2. The designed functional components are easy to store the whiteboard pen for writing on the blackboard, which is convenient for game designers to take the whiteboard pen for writing on the blackboard when explaining the game model. At the same time, it will not be easily lost when the whiteboard pen is not needed. Practicality better.

Description of drawings

The utility model will be further described below in conjunction with the accompanying drawings.

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

2 is a schematic cross-sectional view of the installation structure of the adjusting assembly in the utility model;

Fig. 3 is the enlarged schematic diagram of A area in Fig. 2;

4 is a schematic diagram of the installation structure of the functional components in the utility model;

FIG. 5 is an enlarged schematic view of region B in FIG. 4 .

In the figure: 1. Demonstration whiteboard; 2. Support frame; 3. Cross bar; 4. Adjustment component; 5. Functional component; 401, Limit plate; 402, Installation column; , limit post; 406, limit spring; 407, connecting rod; 408, through groove; 409, through hole; 410, groove; 51, installation frame; 52, fixed plate; 53, torsion spring; 54, limit Slot; 55, rubber pad.

Detailed ways

The technical solutions in the embodiments of the present utility model will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present utility model. Please refer to FIGS. 1 to 5. The embodiments of the present utility model are as follows:

In Fig. 1: a game model projection demonstration board, including a demonstration whiteboard 1, a support frame 2 is symmetrically arranged on both sides of the bottom of the demonstration whiteboard 1, a crossbar 3 is arranged between the two support frames 2, and the surface of the crossbar 3 An adjustment component 4 is provided, and a functional component 5 is provided at the bottom of the demonstration whiteboard 1 .

In FIGS. 2 and 3 : the adjustment assembly 4 includes a limiter plate 401 , the limiter plate 401 is symmetrically arranged on the side surface of the demonstration whiteboard 1 , the longitudinal section of the limiter plate 401 is in a “T” shape, and the height of the limiter plate 401 The height is equal to that of the demo whiteboard 1, which is convenient for the demo whiteboard 1 to move. The inner surface of the support frame 2 is provided with a moving groove 403 for the limit plate 401 to slide. The middle of the bottom end face of the demo whiteboard 1 is provided with a mounting post 402. The mounting post 402 The cross section is inverted "T" shape, the top of the mounting post 402 is fixedly connected with the bottom of the presentation whiteboard 1, the middle of the top surface of the cross bar 3 is provided with a through hole 409 for the mounting post 402 to be inserted, and the top opening of the through hole 409 is open. A fixing frame 404 is symmetrically arranged on the adjacent side, a limiting column 405 is arranged inside the fixing frame 404, a limiting spring 406 is arranged between one inner wall of the fixing frame 404 and the limiting column 405, and one end of the limiting column 405 is provided with a connecting rod 407, the cross-section of the connecting rod 407 is "L" shape, the number of connecting rods 407 is two, it is convenient to pull the limit post 405, the limit spring 406 is sleeved on the outside of the connecting rod 407, and one end surface of the fixing frame 404 is opened There is a through groove 408, the connecting rod 407 extends to the outside of the fixing frame 404 through the through groove 408, a plurality of grooves 410 are symmetrically formed on the surface of the mounting column 402, and the end of the limit column 405 is engaged with the grooves 410. , the bottom surface of one end of the limit post 405 is an arc surface, and the end surface of the limit post 405 is pressed and fitted with the inner surface of the groove 410 , which is convenient to limit and fix the presentation whiteboard 1 .

In FIGS. 4 and 5 : the functional assembly 5 includes an installation frame 51 , the installation frame 51 is symmetrically arranged at the bottom of the demonstration whiteboard 1 , the cross section of the installation frame 51 is arc-shaped, and the width of the opening of the installation frame 51 is larger than that of the demonstration whiteboard 1 . The width of the bottom end face, the top side of the installation frame 51 is provided with a fixed plate 52, and the other side of the top side of the installation frame 51 is connected with the bottom of the demo whiteboard 1. Position slot 54, a rubber pad 55 is arranged inside the limit slot 54. The cross section of the rubber pad 55 is an isosceles trapezoid. Fixed in place for easy storage of whiteboard pens.

The working principle of the present invention is as follows: when the present invention adjusts the height of the demonstration whiteboard 1, the connecting rod 407 is first pulled, so that the connecting rod 407 drives the limit post 405 to move toward the inner side of the fixed frame 404, so that the limit spring 406 A rebound force is generated, and then the demo whiteboard 1 is pulled to move, so that the limit board 401 moves inside the moving slot 403 until the demo whiteboard 1 moves to a suitable height, and then the connecting rod 407 is released to make the limit The rebound force generated by the spring 406 acts on the limit post 405, so that the end of the limit post 405 is connected with the groove 410, so that the demonstration whiteboard 1 can be fixedly installed, and the operation is convenient and fast, and the applicability is good. The teacher does not need to use the whiteboard pen. When the whiteboard pen needs to be stored, first press the fixing plate 52, so that the fixing plate 52 drives the mounting frame 51 to rotate through the torsion spring 53, and at the same time, the end of the fixing plate 52 and the rubber pad 55 lose their compression. Press, and then place the whiteboard pen inside the installation frame 51, and then release the fixing plate 52, which is simple and easy to operate and has good practicability.

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. The technical solution of the utility model and its utility model concept are equivalently replaced or changed, and should be covered within the protection scope of the present utility model.

Claims (8)

1. A game model projection demonstration board, comprising a demonstration whiteboard (1), a support frame (2) is symmetrically arranged on both sides of the bottom of the demonstration whiteboard (1), and a crossbar (3) is arranged between the two support frames (2). ), characterized in that the surface of the crossbar (3) is provided with an adjustment component (4), and the bottom of the demonstration whiteboard (1) is provided with a functional component (5); The adjustment assembly (4) includes a limit plate (401), a limit plate (401) is symmetrically arranged on the side surface of the demonstration whiteboard (1), and a limit plate (401) is provided on the inner surface of the support frame (2). The sliding movement slot (403), the middle of the bottom end surface of the demonstration whiteboard (1) is provided with a mounting post (402), and the middle of the top surface of the cross bar (3) is provided with a through hole (409) into which the mounting post (402) is inserted, A fixing frame (404) is symmetrically arranged on the adjacent side of the top opening of the through hole (409), a limiting column (405) is arranged inside the fixing frame (404), and one inner wall of the fixing frame (404) is connected to the limiting column (405). A limit spring (406) is arranged between ), a connecting rod (407) is arranged at one end of the limit post (405), the limit spring (406) is sleeved on the outside of the connecting rod (407), and the fixing frame (404) A through groove (408) is formed on the surface of one end, the connecting rod (407) extends to the outside of the fixing frame (404) through the through groove (408), and a plurality of grooves (410) are symmetrically opened on the surface of the mounting post (402) at the same height. , the end of the limiting column (405) is connected with the groove (410) by engaging. 2. A game model projection demonstration board according to claim 1, wherein the longitudinal section of the limit board (401) is in a "T" shape, and the height of the limit board (401) is the same as that of the demonstration whiteboard (401). 1) are equal in height. 3. A game model projection demonstration board according to claim 1, wherein the cross section of the installation column (402) is in an inverted "T" shape, and the top of the installation column (402) is connected to the demonstration whiteboard (1 ) at the bottom of the fixed connection. 4. A game model projection demonstration board according to claim 1, wherein the bottom surface of one end of the limiting column (405) is an arc surface, and the end surface of the limiting column (405) and the groove The inner surface of (410) is press fit. 5. A game model projection demonstration board according to claim 1, characterized in that, the cross section of the connecting rod (407) is "L" shaped, and there are two connecting rods (407). 6. A game model projection demonstration board according to claim 1, wherein the functional component (5) comprises a mounting frame (51), and the bottom of the demonstration whiteboard (1) is symmetrically provided with a mounting frame (51) A fixing plate (52) is arranged on one side of the top of the installation frame (51), and a torsion spring (53) is arranged at the connection between the other side of the top of the installation frame (51) and the bottom of the demonstration whiteboard (1). 7. A game model projection demonstration board according to claim 6, wherein a limit slot (54) is symmetrically provided on one side of the bottom end face of the demonstration whiteboard (1), and the inside of the limit slot (54) A rubber pad (55) is provided, the cross section of the rubber pad (55) is an isosceles trapezoid, and the surface of the rubber pad (55) is press-fitted with the end face of the fixing plate (52). 8. A game model projection demonstration board according to claim 6, wherein the cross section of the installation frame (51) is arc-shaped, and the width of the opening of the installation frame (51) is larger than the demonstration whiteboard (1) the width of the bottom end face.

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