CN220069221U - Knowledge auxiliary memory board - Google Patents

Abstract

The utility model discloses a knowledge auxiliary memory board, which includes a support base. The top of the support base is provided with a board frame, and the inside of the board frame is provided with a white board; an adjustment rod penetrates the inside of the support base, and the The right end of the adjusting rod is connected with the bearing on the inner side wall of the supporting base. Worm structures are provided on both sides of the adjusting rod, and a worm gear is provided on the front side of the adjusting rod. The worm gear meshes with the worm structure on the adjusting rod correspondingly; A universal wheel is fixedly installed at the bottom of the support base, and a fixed rod is provided at the bottom of the support base, and the fixed rod extends to the inside of the support base. When the knowledge-assisted memory board drives the height adjustment of the board frame by turning the adjustment rod, it will synchronously drive the support seat to move up and down, so that when the height of the board frame rises, the support seat moves down to contact the ground, causing the universal wheel to lift off the ground. , to improve the overall stability of the device after the plate frame is raised.

Description

A knowledge-assisted memory board

Technical field

The utility model relates to the technical field of auxiliary memory boards, specifically a knowledge auxiliary memory board.

Background technique

In the education of ideological and political subjects and students' learning, teachers will use knowledge-assisted memory boards to assist students' learning and memory;

For example, a teaching aid for ideological and political teaching with the publication number CN210428953U includes a main board of teaching aids. A double-sided writing board is fixedly installed on the front surface of the main board of teaching aids near one side, and the front surface of the main board of teaching aids is close to the double-sided writing board. A blocking device is connected to the outer position, a turntable mechanism is connected to the front surface of the main board of the teaching aid close to the other side, and the bottom of the main board of the teaching aid is connected to the top of the telescopic column. The ideological and political knowledge memory aid described in the utility model can assist students in enhancing their memory and can activate the classroom atmosphere;

The above-mentioned ideological and political teaching situational teaching aids have played a certain role in learning ideological and political knowledge. However, when the teacher adjusts the height of the main board of the teaching aids in class, due to the large size of the main board of the teaching aids, and the above device only uses telescopic columns and fixed columns. Support the main board of the teaching aid. When the main board of the teaching aid is high, it may cause the device as a whole to be "top-heavy". The support effect of the fixed base is poor, which may easily cause the device to tip over.

Therefore, we proposed a knowledge-assisted memory board that can solve the above problems very well.

Utility model content

The purpose of this utility model is to provide a knowledge-assisted memory board to solve the above-mentioned background problems. The above-mentioned ideological and political teaching scenario teaching aids have a certain help in learning ideological and political knowledge. However, the teacher adjusts the height of the main board of the teaching aids in class. Because the main board of the teaching aid is large in size, and the above device only supports the main board of the teaching aid through telescopic columns and fixed posts, when the height of the main board of the teaching aid is high, it may cause the device as a whole to be "top-heavy" and the support effect of the fixed base Poor quality can easily cause the device to tip over.

In order to achieve the above purpose, the present utility model provides the following technical solution: a knowledge-assisted memory board, including a support base, a board frame is provided on the top of the support base, and a whiteboard is provided on the inside of the board frame;

Also includes:

The adjusting rod penetrates the inside of the support base. The right end of the adjusting rod is connected with the inner wall bearing of the supporting base. There are worm structures on both sides of the adjusting rod, and a worm gear is installed on the front side of the adjusting rod. The worm gear meshes correspondingly with the worm structure on the adjusting rod;

A universal wheel is fixedly installed at the bottom of the support base, and a fixed rod is provided at the bottom of the support base. The fixed rod extends to the inside of the support base. Both ends of the adjustment rod are connected to each other through a bevel gear set. The top of the fixed rod is engaged and connected.

Preferably, the inner bearing of the support base is connected to a sleeve rod, the sleeve rod penetrates the worm gear, and the inner side of the top of the sleeve rod is threadedly connected to a connecting rod.

By adopting the above technical solution, during the process of rotating the adjusting rod, the worm structure drives the rotation of the worm gear, which further drives the rotation of the sleeve rod.

Preferably, the top of the connecting rod is bearing-connected with the bottom of the plate frame, a fixing frame is fixedly installed on the top of the supporting base, and the connecting rod penetrates the fixing frame.

By adopting the above technical solution, through the limiting effect of the fixed frame and the plate frame on the connecting rod, the rotation of the set rod can drive the connecting rod to move up and down, thereby adjusting the height of the plate frame.

Preferably, a support base is provided at the bottom of the support base, the bottom of the fixing rod extends to the inside of the support base, and the fixing rod is threadedly connected to the inner wall of the support base.

Preferably, the bottom of the support base is fixedly connected to a mounting bracket, and the bottom of the mounting bracket is fixedly connected to a limiting block. Limiting slots are provided on both side walls of the support base. The limiting block and the limiting slot are Correspondingly constitute an up and down sliding structure.

By adopting the above technical solution, when the adjusting rod is rotated, the fixed rod can be driven to rotate, and the rotation of the fixed rod can drive the support base threaded with it to move up and down, so that the support base moves down and contacts the ground, causing the universal wheel to lift off the ground. Thereby, the support seat supports the support base and the raised plate frame, thereby improving the overall stability of the device after the plate frame is raised.

Preferably, the left end of the whiteboard is fixedly connected with a handle, and the upper and lower ends of the whiteboard are fixedly connected with sliders. The inner wall of the board frame is provided with a chute, and the slider and chute correspond to the left and right sliding Structure, the inner rear side wall of the plate frame is provided with a placement slot.

By adopting the above technical solution, pulling the handle can make the whiteboard slide left and right inside the board frame, thereby displaying the documents written inside the placement slot, and pushing the whiteboard can block the documents written inside the placement slot.

Compared with the existing technology, the beneficial effects of the present utility model are: when the knowledge-assisted memory board is driven to adjust the height of the board frame by rotating the adjustment rod, it will synchronously drive the support base to move up and down, so that the height of the board frame increases. When the support seat is moved down to contact the ground, the universal wheel is lifted off the ground, so that the support seat supports the support base and the plate frame to improve the overall stability of the device after the plate frame is raised. The details are as follows:

1. This knowledge auxiliary memory board is equipped with an adjusting rod. When the height of the board frame needs to be adjusted so that students behind can view the whiteboard, the adjusting rod can be turned. The rotation of the adjusting rod drives the worm wheel to rotate with the action of the worm, so that The rotation of the set rod further drives the lifting and lowering of the connecting rod. The lifting and lowering of the connecting rod can drive the board frame to move up and down, thereby adjusting the height of the whiteboard to facilitate students behind to view the ideological and political blackboard content written on the whiteboard, which is more practical;

2. The knowledge auxiliary memory board is equipped with a support seat, and the support seat is limited by the action of the mounting bracket, so that the support seat moves up and down inside the mounting bracket. When the adjusting rod is rotated, through the action of the bevel gear set, It can drive the fixed rod to rotate, and the rotation of the fixed rod can drive the support base threaded with it to move up and down, so that the support base moves down and contacts the ground, causing the universal wheel to lift off the ground, so that the support base comes to oppose the support base and the raised The plate and frame are used for support to improve the overall stability of the device after the plate and frame are raised.

Description of drawings

Figure 1 is a schematic diagram of the main structure of the utility model;

Figure 2 is a schematic side structural diagram of the plate frame of the present utility model;

Figure 3 is a schematic diagram of the main cross-sectional structure of the plate frame of the present utility model;

Figure 4 is a schematic diagram of the main cross-sectional structure of the support base of the present utility model;

Figure 5 is an enlarged structural schematic diagram of position A in Figure 4 of the present invention.

In the picture: 1. Support base; 2. Connecting rod; 3. Board and frame; 4. White board; 5. Handle; 6. Adjustment rod; 7. Support base; 8. Slider; 9. Chute; 10. Placement slot ; 11. Worm gear; 12. Set rod; 13. Fixed frame; 14. Bevel gear set; 15. Fixed rod; 16. Installation frame; 17. Limit block; 18. Limit groove.

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 part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1-5. The present utility model provides a technical solution: a knowledge-assisted memory board, including a support base 1. A board frame 3 is provided on the top of the support base 1, and a whiteboard 4 is provided inside the board frame 3;

As shown in Figures 1, 4 and 5, it also includes: an adjusting rod 6, which penetrates the inside of the support base 1. The right end of the adjusting rod 6 is connected with the inner wall bearing of the supporting base 1. There are worm structures on both sides of the adjusting rod 6, and the adjustment A worm gear 11 is provided on the front side of the rod 6, and the worm gear 11 meshes with the worm structure on the adjusting rod 6 correspondingly; the internal bearing of the support base 1 is connected to a sleeve rod 12, the sleeve rod 12 penetrates the worm gear 11, and the top inner side of the sleeve rod 12 is threaded There is connecting rod 2. The top of the connecting rod 2 is connected with the bottom bearing of the plate frame 3. The top of the support base 1 is fixed with a fixed frame 13. The connecting rod 2 penetrates the fixed frame 13. When the height of the plate frame 3 needs to be adjusted, the adjusting rod 6 can be rotated. The rotation of the adjusting rod 6 drives the rotation of the worm gear 11 with the action of the worm structures on both sides of the adjusting rod 6, thereby causing the sleeve rod 12 to rotate. Through the limiting effect of the fixed frame 13 and the plate frame 3 on the connecting rod 2, further It drives the connecting rod 2 to rise and fall, and the connecting rod 2 rises and falls to drive the board frame 3 to move up and down, thereby adjusting the height of the whiteboard 4 to facilitate students behind to view the blackboard content on the whiteboard 4, which is more practical.

A universal wheel is fixedly installed at the bottom of the support base 1, and a fixed rod 15 is provided at the bottom of the support base 1. The fixed rod 15 extends to the inside of the support base 1, and both ends of the adjustment rod 6 are fixed with the bevel gear set 14. The top of the rod 15 is engaged. A support base 7 is provided at the bottom of the support base 1 . The bottom of the fixing rod 15 extends to the inside of the support base 7 , and the fixing rod 15 is threadedly connected to the inner wall of the support base 7 . The bottom of the support base 1 is fixedly connected to a mounting frame 16, and the bottom of the mounting frame 16 is fixedly connected to a limiting block 17. Limiting slots 18 are provided on both sides of the support base 7. The limiting blocks 17 and the limiting slots 18 correspond to the upper and lower parts. The sliding structure, when rotating the adjusting rod 6, can drive the fixed rod 15 to rotate through the action of the bevel gear set 14. The rotation of the fixed rod 15 can drive the support base 7 threaded with it to move up and down, so that the support base 7 moves downward. It moves into contact with the ground, causing the universal wheel to lift off the ground, thereby allowing the support base 7 to support the support base 1 and the raised plate frame 3, thereby improving the overall stability of the device after the plate frame 3 is raised.

As shown in Figure 1-3, the left end of the whiteboard 4 is fixedly connected with the handle 5. The upper and lower ends of the whiteboard 4 are fixedly connected with sliders 8. The inner wall of the board frame 3 is provided with a slider 9. The slider 8 corresponds to the slider 9. It forms a left and right sliding structure, and a placement slot 10 is provided on the inner rear side wall of the board frame 3. When students memorize documents, if they cannot remember clearly, they can pull the handle 5 to drive the whiteboard 4 to move, thereby enabling writing inside the placement slot 10. The document is displayed, and at the same time, the document written down by the student can be written on the whiteboard 4. Subsequently pulling the whiteboard 4 can make the document on the whiteboard 4 correspond to the document placed inside the placement slot 10 to confirm the correctness of the knowledge remembered by the student. sex.

Working principle: When using this knowledge-assisted memory board, first when you need to adjust the height of the board frame 3, you can turn the adjusting rod 6 to drive the connecting rod 2 up and down, thereby adjusting the height of the whiteboard 4 to facilitate the students behind to view the whiteboard. The content written on the blackboard is more practical;

When the adjusting rod 6 is rotated, the support base 7 can be moved down to contact the ground, and the universal wheel is lifted off the ground, so that the support base 7 can support the support base 1 and the raised plate frame 3 to raise the plate frame. 3. Overall stability of the device after elevation;

When you cannot remember the document, you can pull the handle 5 so that the document written inside the placement slot 10 is displayed, and students can write the ideological and political knowledge they wrote down on the whiteboard 4 when using it. Subsequently, pulling the whiteboard 4 can make The documents on the whiteboard 4 correspond to the documents placed inside the placement slot 10 to confirm the correctness of the knowledge memorized by the students.

Contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent substitutions for some of the technical features. Within the spirit and principles of the present utility model, any modifications, equivalent substitutions, improvements, etc. shall be included in the protection scope of the present utility model.

Claims (6)

1. The knowledge auxiliary memory board comprises a support base (1), wherein a board frame (3) is arranged at the top of the support base (1), and a whiteboard (4) is arranged at the inner side of the board frame (3);

characterized by further comprising:

the adjusting rod (6) penetrates through the supporting base (1), the right end of the adjusting rod (6) is connected with the bearing on the inner side wall of the supporting base (1), worm structures are arranged on two sides of the adjusting rod (6), a worm wheel (11) is arranged on the front side of the adjusting rod (6), and the worm wheel (11) is correspondingly meshed with the worm structures on the adjusting rod (6);

the universal wheel is fixedly arranged at the bottom of the support base (1), a fixing rod (15) is arranged at the bottom of the support base (1), the fixing rod (15) extends to the inside of the support base (1), and two ends of the adjusting rod (6) are connected with the top of the fixing rod (15) in a meshed mode through a conical gear set (14).

2. A knowledge-assisted memory board according to claim 1, characterized in that: the internal bearing of support base (1) is connected with loop bar (12), loop bar (12) run through worm wheel (11), the top inboard threaded connection of loop bar (12) has connecting rod (2).

3. A knowledge-assisted memory board according to claim 2, characterized in that: the top of connecting rod (2) with the bottom bearing connection of bezel (3), the top fixed mounting of support base (1) has mount (13), connecting rod (2) run through mount (13).

4. A knowledge-assisted memory board according to claim 1, characterized in that: the bottom of supporting base (1) is provided with supporting seat (7), the bottom of dead lever (15) extends to the inside of supporting seat (7), and dead lever (15) and the inner wall threaded connection of supporting seat (7).

5. The knowledge-assisted memory board of claim 4, wherein: the bottom fixedly connected with mounting bracket (16) of support base (1), the bottom fixedly connected with stopper (17) of mounting bracket (16), spacing groove (18) have all been seted up to the both sides wall of supporting seat (7), stopper (17) correspond with spacing groove (18) and constitute upper and lower sliding construction.

6. A knowledge-assisted memory board according to claim 1, characterized in that: the utility model discloses a whiteboard, including blank (4) and standing groove (10), the left end fixedly connected with handle (5) of blank (4), the upper and lower both ends of blank (4) are all fixedly connected with slider (8), spout (9) have been seted up to the inside wall of bezel (3), slider (8) and spout (9) correspond to constitute side-to-side sliding structure, standing groove (5) have been seted up to the inside back lateral wall of bezel (3).