CN214846211U

CN214846211U - Think political affairs classroom teaching auxiliary device

Info

Publication number: CN214846211U
Application number: CN202121522712.1U
Authority: CN
Inventors: 钟黎; 曾俊翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-11-23
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to the technical field of teaching auxiliary devices, and discloses an ideological and political affairs classroom teaching auxiliary device, which comprises a storage box, wherein a driving motor is fixed on the left side in the storage box, a scroll is fixed on the output end of the driving motor, projection cloth is fixed on the outer side wall of the scroll, a bearing is fixed on the right side in the storage box, one end of the scroll, which is far away from the driving motor, is inserted into the bearing, and an opening is formed in the bottom of the outer side wall of the storage box; through the new connecting plate that increases in the rear surface at the receiver, the connecting plate rear end sets up the cardboard, the cardboard is the L shape structure of handstand, and newly increased the diaphragm, this diaphragm can pass through the fix with screw on the wall, be connected with the plugboard on the diaphragm, the cardboard just in time can peg graft in the plugboard, the cardboard is connected stably with the plugboard, can make receiver outrigger like this, when projection cloth receives the collision, can avoid the problem appearance that the receiver rocks, moreover, the steam generator is simple in structure, and convenient operation.

Description

Think political affairs classroom teaching auxiliary device

Technical Field

The utility model relates to a teaching auxiliary device technical field specifically is a think political affairs classroom teaching auxiliary device.

Background

Think political affairs class can all be established often in school's education, think political affairs class and can cultivate student's cognitive ability, political view etc. and the teacher all can use some auxiliary device teaching in think political affairs class, for example: the traditional projection cloth device is hung on the wall surface through a hanging ring, however, when the projection cloth is collided, the storage box shakes, the storage box is not stably installed, and improvement is needed; and when the projection cloth stretched out the receiver, the projection cloth slided out from the receiver, and at the slip in-process, the projection cloth produced the friction with the opening inner wall easily, and long-term, the projection cloth received wearing and tearing easily to reduce the life of projection cloth.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a think political affairs classroom teaching auxiliary device has solved the not firm problem inadequately of receiver installation, has still solved projection cloth and has received wearing and tearing easily to reduce projection cloth's life's problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an ideological and political affairs classroom teaching auxiliary device comprises a storage box, wherein a driving motor is fixed on the left side inside the storage box, a scroll is fixed at the output end of the driving motor, projection cloth is fixed on the outer side wall of the scroll, a bearing is fixed on the right side inside the storage box, one end of the scroll, which is far away from the driving motor, is inserted into the bearing, a through hole is formed in the bottom of the outer side wall of the storage box, one end, which is far away from the scroll, of the projection cloth penetrates through the through hole and is fixed with a counterweight rod, bearing plates are fixed on two sides inside the storage box, a middle shaft is fixed between the two bearing plates, a round roller is rotatably connected with the outer side wall of the middle shaft, the outer surface of the round roller is attached to the rear surface of the projection cloth, a connecting plate is fixed on the rear surface of the storage box, and a clamping plate is fixed on the rear surface of the connecting plate, and the rear of the connecting plate is provided with a plug board, the clamping plate is plugged in the plug board, the rear surface of the plug board is fixed with a transverse plate, and both sides of the front surface of the transverse plate are provided with through mounting holes.

Preferably, the clamping plate is of an inverted L-shaped structure, and the vertical part of the clamping plate is inserted into the insertion plate.

Preferably, the plug board is of a hollow cuboid structure with an opening in the upper surface, and the clamping board is matched with the plug board.

Preferably, the length of horizontal plate is equal to the length of receiver.

(III) advantageous effects

The utility model provides a think political affairs classroom teaching auxiliary device possesses following beneficial effect:

(1) the utility model discloses in, through the connecting plate that increases newly at the rear surface of receiver, the connecting plate rear end sets up the cardboard, the cardboard is the L shape structure of handstand, and the diaphragm has been increased newly, this diaphragm can pass through the fix with screw on the wall, be connected with the plugboard on the diaphragm, the cardboard just in time can be pegged graft in the plugboard, the cardboard is connected stably with the plugboard, can make the receiver outrigger like this, when projection cloth receives the collision, can avoid the problem that the receiver rocks to appear, moreover, the steam generator is simple in structure, and convenient for operation, and when the projection cloth structure breaks down, the convenience is dismantled projection cloth structure and is got off and maintain.

(2) The utility model discloses in, owing to newly-increased loading board in the receiver, axis and round roller, wherein can rotate between round roller and the axis to round roller and projection cloth laminating are in the same place, when driving motor drive projection cloth stretches out the receiver, projection cloth moves down, the round roller at this moment can rotate, the friction that receives when the projection cloth can be avoided in the rotation of round roller like this stretching out, thereby can avoid projection cloth long-time and take place the friction between the receiver, lead to the projection cloth to wear the condition of damage easily.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a left side view structure diagram of the present invention;

fig. 4 is a schematic view of the connection between the middle cross plate and the insertion plate of the present invention.

In the figure: 1. a storage box; 2. a projection cloth; 3. a weight lever; 4. a drive motor; 5. a reel; 6. a bearing; 7. a transverse plate; 8. a plugboard; 9. clamping a plate; 10. a connecting plate; 11. a round roller; 12. a middle shaft; 13. a port; 14. a carrier plate; 15. and (7) installing holes.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: an auxiliary device for thinking administration classroom teaching comprises a storage box 1, wherein a driving motor 4 is fixed on the left side inside the storage box 1, a reel 5 is fixed at the output end of the driving motor 4, a projection cloth 2 is fixed on the outer side wall of the reel 5, a bearing 6 is fixed on the right side inside the storage box 1, one end of the reel 5, which is far away from the driving motor 4, is inserted into the bearing 6, a through hole 13 is formed in the bottom of the outer side wall of the storage box 1, one end of the projection cloth 2, which is far away from the reel 5, penetrates through the through hole 13, a balance weight rod 3 is fixed, bearing plates 14 are fixed on both sides inside the storage box 1, a middle shaft 12 is fixed between the two bearing plates 14, a round roller 11 is rotatably connected to the outer side wall of the middle shaft 12, the outer surface of the round roller 11 is attached to the rear surface of the projection cloth 2, a connecting plate 10 is fixed on the rear surface of the storage box 1, a clamping plate 9 is fixed on the rear surface of the connecting plate 10, and an insertion plate 8 is arranged behind the connecting plate 10, cardboard 9 is pegged graft in the inside of plugboard 8, the rear surface of plugboard 8 is fixed with diaphragm 7, through-going mounting hole 15 has all been seted up to the front surface both sides of diaphragm 7, when projection cloth 2 moves down, round roller 11 can rotate, receive the friction when round roller 11 rotates like this and can avoid projection cloth 2 to stretch out, and, diaphragm 7 passes through the fix with screw on the wall, cardboard 9 can be installed in plugboard 8, cardboard 9 is connected stably with plugboard 8, can make 1 outrigger of receiver like this.

Further, cardboard 9 is the L type structure of inversion, and the vertical portion of cardboard 9 is pegged graft in the inside of plugboard 8, on the plugboard 8 was installed to receiver 1 of being convenient for to make things convenient for receiver 1 to take off from plugboard 8.

Further, plugboard 8 is upper surface open-ended cavity cuboid structure, cardboard 9 and plugboard 8 looks adaptation, and the staff can insert cardboard 9 in plugboard 8, and cardboard 9's lateral wall and plugboard 8's inside wall laminating, both are connected stably, can realize that receiver 1 is stable not rock.

Further, the length of diaphragm 7 equals with receiver 1's length, and both lengths equal when projection cloth device installs at the wall face like this, receiver 1 shelters from diaphragm 7 for projection cloth device appearance is clean and tidy.

To sum up, the utility model discloses a work flow: firstly, the staff fixes diaphragm 7 on the wall, and at this moment, the staff can both hands hold receiver 1, inserts cardboard 9 in receiver 1 rear in plugboard 8, and like this, the projection cloth device has just been installed, connects external power source at driving motor 4, and after the operation, the inside spool 5 of driving motor 4 rotates and to make projection cloth 2 slide out from receiver 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a think political affairs classroom teaching auxiliary device, includes receiver (1), its characterized in that: the storage box is characterized in that a driving motor (4) is fixed on the left side of the interior of the storage box (1), a reel (5) is fixed at the output end of the driving motor (4), projection cloth (2) is fixed on the outer side wall of the reel (5), a bearing (6) is fixed on the right side of the interior of the storage box (1), one end, far away from the driving motor (4), of the reel (5) is inserted into the bearing (6), a through hole (13) is formed in the bottom of the outer side wall of the storage box (1), one end, far away from the reel (5), of the projection cloth (2) penetrates through the through hole (13) and is fixed with a counterweight rod (3), bearing plates (14) are fixed on two sides of the interior of the storage box (1), a middle shaft (12) is fixed between the bearing plates (14), a round roller (11) is connected to the outer side wall of the middle shaft (12) in a rotating mode, the outer surface of the round roller (11) is attached to the rear surface of the projection cloth (2), the rear surface of receiver (1) is fixed with connecting plate (10), the rear surface of connecting plate (10) is fixed with cardboard (9), just the rear of connecting plate (10) is equipped with plugboard (8), cardboard (9) are pegged graft in the inside of plugboard (8), the rear surface of plugboard (8) is fixed with diaphragm (7), mounting hole (15) of run-through are all seted up to the front surface both sides of diaphragm (7).

2. The ideological and political classroom teaching auxiliary device of claim 1, wherein: the clamping plate (9) is of an inverted L-shaped structure, and the vertical part of the clamping plate (9) is inserted into the insertion plate (8).

3. The ideological and political classroom teaching auxiliary device of claim 1, wherein: the plug board (8) is of a hollow cuboid structure with an opening on the upper surface, and the clamping board (9) is matched with the plug board (8).

4. The ideological and political classroom teaching auxiliary device of claim 1, wherein: the length of diaphragm (7) with the length of receiver (1) equals.