CN212009988U

CN212009988U - Ideological and political theory teaching speech board

Info

Publication number: CN212009988U
Application number: CN202021088344.XU
Authority: CN
Inventors: 张翠; 张同胜; 张忠立; 姜岩; 何嘉; 刘佳
Original assignee: Shandong College of Electronic Technology
Current assignee: Shandong College of Electronic Technology
Priority date: 2020-06-14
Filing date: 2020-06-14
Publication date: 2020-11-24
Anticipated expiration: 2030-06-14

Abstract

The utility model belongs to the technical field of teaching equipment, in particular to an ideological and political theory teaching speech board, which comprises a supporting table, two supporting arms, a bracket and a motor, wherein the supporting arms are fixedly connected to the upper surface of the supporting table, the two supporting arms are symmetrically arranged on the upper surface of the supporting table, and the bracket is fixedly connected to the upper surface of the supporting table; the utility model discloses, through setting up the motor, first screw thread post and telescopic bracket, when people need highly adjust the blank, people pass through control switch control motor function, thereby drive first gear revolve, under the cooperation of first gear and second gear, drive first screw thread post and second screw thread post and rotate, at first screw thread post, under the cooperation of second screw thread post and screw cap, drive telescopic bracket's removal, at telescopic bracket, under the cooperation of sliding sleeve and slide bar, the drive is loaded the sheet frame removal of blank, when the blank removes the assigned position, stop the function through control switch control motor.

Description

Ideological and political theory teaching speech board

Technical Field

The utility model belongs to the technical field of the teaching equipment, concretely relates to ideological and political theory teaching speech board.

Background

Political affairs education can cultivate and sound student's three views, generally all adopts PPT when teaching now, but the speech board still extensively is used in thought political affairs teaching work as the important instrument of thinking political affairs teaching, but the speech board of current thought political affairs teaching needs in time to be cleared up after writing full, influences the classroom progress, still can not height-adjusting, influences the back row classmates and to the browsing of blackboard writing, for solving above-mentioned problem, we release following device.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an ideological and political theory teaching speech board has convenient height-adjusting, can write the fixed characteristics of being convenient for on two sides.

In order to achieve the above object, the utility model provides a following technical scheme: an ideological and political theory teaching speech board comprises a supporting table, two supporting arms, a support and a motor, wherein the supporting arms are fixedly connected to the upper surface of the supporting table, the two supporting arms are symmetrically arranged on the upper surface of the supporting table, the support is fixedly connected to the upper surface of the supporting table, the motor is fixedly connected inside the support, an output shaft of the motor is fixedly connected with a first gear, the side surfaces of the supporting arms are fixedly connected with a first bearing, a first rotating shaft penetrates through the first bearing, the other end of the first rotating shaft is fixedly connected with a first threaded column, the other end of the first threaded column is fixedly connected with a second rotating shaft, the other end of the second rotating shaft is fixedly connected with a second threaded column, the other end of the second threaded column is fixedly connected with a third rotating shaft, the side surface of the other supporting arm is fixedly connected with a second bearing, and the, the surface of the second rotating shaft is fixedly connected with a second gear, the first gear is meshed with the second gear, the surface of the second threaded column is in threaded connection with two threaded caps, the other threaded cap is in threaded connection with the surface of the first threaded column, the side face of the threaded cap is fixedly connected with a first connecting block, a pin shaft penetrates through the surface of the first connecting block, the side face of the first connecting block is movably connected with a telescopic support through the pin shaft, the upper end of the telescopic support is provided with a plate frame, the side face of the plate frame is fixedly connected with a sliding rod, the surface of the sliding rod is sleeved with a sliding sleeve, the side face of the sliding sleeve is fixedly connected with a second connecting block, the other end of the telescopic support is connected with the second connecting block through the pin shaft, the number of the sliding sleeves is two, the other sliding sleeve is sleeved on the surface of the sliding rod, a white, the inner wall of the plate frame is fixedly connected with a third bearing, and the fourth rotating shaft penetrates through the third bearing.

Preferably, a sliding block is fixed at one end of the plate frame, a sliding groove is formed in the surface of the supporting arm, the sliding block is connected in the sliding groove in a sliding mode, the sliding block and the sliding groove are respectively provided with two sliding blocks, and the two sliding blocks and the two sliding grooves are symmetrically arranged on two sides of the plate frame.

Preferably, the limiting groove has been seted up on the sheet frame surface, the gag lever post is worn to be equipped with by the inside of the limiting groove, gag lever post one end fixedly connected with handle, gag lever post fixed surface is connected with the dog, the spring has been cup jointed on the gag lever post surface, the blank surface is seted up flutedly, the other end joint of gag lever post is in the recess, the gag lever post is total two, and is the lower extreme of symmetrical arrangement at the blank, the recess is total four, and two bisymmetry settings are both ends about the blank.

Preferably, a telescopic groove is formed in the lower surface of the supporting table, an electric push rod is fixedly connected to the inner wall of the telescopic groove, wheel groups are fixedly connected to the other ends of the electric push rod, the wheel groups are four in number and are arranged at the lower end of the supporting table in a rectangular mode, a base is fixedly connected to the lower surface of the supporting table, and the bases are four in number and are arranged at the lower surface of the supporting table in a rectangular mode.

Preferably, a power supply bin is arranged inside the support table, a storage battery is arranged inside the power supply bin, a baffle is fixedly connected to the surface of the support table, a control switch is arranged on the surface of the baffle, and a microprocessor is arranged inside the control switch.

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

the utility model, through setting up the motor, the first screw post and the telescopic bracket, when people need to adjust the height of the white board, people control the motor to operate through the control switch, thereby driving the first gear to rotate, under the cooperation of the first gear and the second gear, driving the first screw post and the second screw post to rotate, under the cooperation of the first screw post, the second screw post and the screw cap, driving the telescopic bracket to move, under the cooperation of the telescopic bracket, the sliding sleeve and the sliding rod, driving the plate frame with the white board to move, when the white board moves to the designated position, the control switch controls the motor to stop operating, thereby completing the height adjustment of the white board, which can make people more convenient in writing, and also can make people in the back row better browse the content on the white board, through setting up the handle, the limiting rod and the white board, when people need to change the white board, need stimulate the handle and drive the gag lever post when people, draw in the gag lever post inside the spacing groove, make gag lever post and recess separation, then rotatory blank, under the cooperation of fourth pivot and third bearing, turn over the whiteboard, loosen the handle again, under the effect of spring, make gag lever post and recess carry out the joint, can accomplish the trade face and the fixing of blank, better fixes the whiteboard, also can write more contents to the blackboard writing of speech, let people have more sufficient preparation.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

in the figure: 1. a support table; 2. a support arm; 3. a support; 4. a motor; 5. a first gear; 6. a first bearing; 7. a first rotating shaft; 8. a first threaded post; 9. a second rotating shaft; 10. a second threaded post; 11. a second gear; 12. a threaded cap; 13. a telescopic bracket; 14. a plate frame; 15. a slide bar; 16. a slider; 17. a chute; 18. a sliding sleeve; 19. a white board; 20. a fourth rotating shaft; 21. a third bearing; 22. a limiting groove; 23. a limiting rod; 24. a handle; 25. a stopper; 26. a spring; 27. a groove; 28. a power supply bin; 29. a storage battery; 30. a telescopic groove; 31. an electric push rod; 32. a wheel set; 33. a base; 34. a control switch; 35. a first connection block; 36. a second connecting block; 37. a baffle plate; 38. a third rotating shaft; 39. a second bearing.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the ideological and political teaching speech board comprises a supporting table 1, two supporting arms 2, a support 3 and a motor 4, wherein the supporting arms 2 are fixedly connected to the upper surface of the supporting table 1, the supporting arms 2 are total and are symmetrically arranged on the upper surface of the supporting table 1, the support 3 is fixedly connected to the upper surface of the supporting table 1, the motor 4 is fixedly connected inside the support 3, an output shaft of the motor 4 is fixedly connected with a first gear 5, the side surface of the supporting arm 2 is fixedly connected with a first bearing 6, a first rotating shaft 7 is arranged in the first bearing 6 in a penetrating manner, the other end of the first rotating shaft 7 is fixedly connected with a first threaded column 8, the other end of the first threaded column 8 is fixedly connected with a second rotating shaft 9, the other end of the second rotating shaft 9 is fixedly connected with a second threaded column 10, the other end of the second threaded column 10 is fixedly connected with a third rotating shaft 38, and the other side, the third rotating shaft 38 is arranged in the second bearing 39 in a penetrating manner, the surface of the second rotating shaft 9 is fixedly connected with a second gear 11, the first gear 5 is meshed with the second gear 11, the surface of the second threaded column 10 is in threaded connection with two threaded caps 12, the other threaded cap 12 is in threaded connection with the surface of the first threaded column 8, the side surface of the threaded cap 12 is fixedly connected with a first connecting block 35, the surface of the first connecting block 35 is provided with a pin shaft in a penetrating manner, the side surface of the first connecting block 35 is movably connected with a telescopic support 13 through the pin shaft, through the arrangement of the motor 4, the first threaded column 8 and the telescopic support 13, when people need to adjust the height of the white board 19, people control the motor 4 through the control switch 34 to operate, so as to drive the first gear 5 to rotate, and under the matching of the first gear 5 and the second gear 11, the first threaded column 8 and the second threaded column 10 are driven to rotate, under the cooperation of the first threaded column 8, the second threaded column 10 and the threaded cap 12, the telescopic bracket 13 is driven to move, the plate frame 14 carrying the white board 19 is driven to move under the cooperation of the telescopic bracket 13, the sliding sleeve 18 and the sliding rod 15, when the white board 19 moves to a specified position, the motor 4 is controlled to stop operating through the control switch 34, so that the height adjustment of the white board 19 can be completed, people can write more conveniently, and people in a back row can better browse the content on the white board, the plate frame 14 is arranged at the upper end of the telescopic bracket 13, the sliding rod 15 is fixedly connected to the side surface of the plate frame 14, the sliding sleeve 18 is sleeved on the surface of the sliding rod 15, the second connecting block 36 is fixedly connected to the side surface of the sliding sleeve 18, the other end of the telescopic bracket 13 is connected with the second connecting block 36 through a pin shaft, the sliding sleeves 18 are two, the other sliding sleeve, the inside blank 19 that is provided with of sheet frame 14, 19 side fixedly connected with fourth pivots 20 of blank, 14 inner wall fixedly connected with of sheet frame third bearing 21, fourth pivots 20 wear to establish in third bearing 21.

Specifically, a sliding block 16 is fixed at one end of the plate frame 14, a sliding groove 17 is formed in the surface of the support arm 2, the sliding block 16 is connected to the sliding groove 17 in a sliding mode, the sliding block 16 and the sliding groove 17 are respectively provided with two sliding blocks, and the two sliding blocks are symmetrically arranged on two sides of the plate frame 14.

Specifically, a limiting groove 22 is formed in the surface of the plate frame 14, a limiting rod 23 penetrates through the limiting groove 22, and by arranging a handle 24, the limiting rod 23 and the white board 19, when people need to change the surface of the white board 19, people need to pull the handle 24 to drive the limiting rod 23 and pull the limiting rod 23 into the limiting groove 22, so that the limiting rod 23 is separated from the groove 27, then the white board 19 is rotated, the white board 19 is turned over under the cooperation of the fourth rotating shaft 20 and the third bearing 21, then the handle 24 is loosened, the limiting rod 23 is clamped with the groove 27 under the action of the spring 26, the surface changing and fixing of the white board 19 can be completed, the white board 19 can be better fixed, more contents can be written on the board book for speech, and more sufficient preparation is provided for people, the handle 24 is fixedly connected to one end of the limiting rod 23, a stop 25 is fixedly connected to the surface of the limiting rod 23, spring 26 has been cup jointed on gag lever post 23 surface, blank 19 surface has seted up recess 27, the other end joint of gag lever post 23 is in recess 27, gag lever post 23 is total two, and is symmetrical arrangement at blank 19's lower extreme, recess 27 is total four, and two bisymmetry settings are both ends about blank 19.

Specifically, supporting bench 1 lower surface has seted up flexible groove 30, flexible groove 30 inner wall fixedly connected with electric putter 31, electric putter 31 other end fixedly connected with wheel group 32, wheel group 32 is total four, and is the rectangle and arranges at a supporting bench 1 lower extreme, supporting bench 1 lower surface fixedly connected with base 33, base 33 is total four, and is the rectangle and arranges at a supporting bench 1 lower surface.

Specifically, a power supply bin 28 is arranged inside the supporting table 1, a storage battery 29 is arranged inside the power supply bin 28, a baffle 37 is fixedly connected to the surface of the supporting table 1, a control switch 34 is arranged on the surface of the baffle 37, and a microprocessor is arranged inside the control switch 34.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the device is moved to a designated position, then the electric push rod 31 is controlled to operate through the control switch 34, thereby the wheel set 32 is driven to move, when the wheel set 32 is separated from the ground, and the base 33 is contacted with the ground, the electric push rod 31 is controlled to stop operating through the control switch 34, so that the device keeps a stable state in the using process, when people need to adjust the height of the white board 19, people can control the motor 4 to operate through the control switch 34, thereby the first gear 5 fixedly connected with the output shaft of the motor 4 is driven to rotate, under the matching of the first gear 5 and the second gear 11, the first threaded column 8 and the second threaded column 10 are driven to rotate, under the matching of the telescopic bracket 13 and the pin shaft, the sliding sleeve 18 is driven to slide so as to move the sliding rod 15, thereby the board frame 14 carrying the white board 19 is moved, when the white board 19 is moved to the designated position, control motor 4 through control switch 34 and stop working, can accomplish and adjust whiteboard 19's height, when people need trade the face to whiteboard 19, people can be through pulling handle 24, drive gag lever post 23 and remove and be drawn into spacing groove 22 when gag lever post 23, make gag lever post 23 and recess 27 separate, then rotatory whiteboard 19, people can turn over whiteboard 19, loosen handle 24 again, under the effect of spring 26, gag lever post 23 carries out the joint with whiteboard 19 two other recesses 27 in surface, can turn over and fix whiteboard 19.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an ideological and political theory teaching speech board, includes brace table (1), support arm (2), support (3) and motor (4), its characterized in that: the support arm (2) is fixedly connected to the upper surface of the support table (1), the support arms (2) are two in number and are symmetrically arranged on the upper surface of the support table (1), the support (3) is fixedly connected to the upper surface of the support table (1), the motor (4) is fixedly connected inside the support (3), an output shaft of the motor (4) is fixedly connected with a first gear (5), the side surface of the support arm (2) is fixedly connected with a first bearing (6), a first rotating shaft (7) is arranged in the first bearing (6) in a penetrating manner, the other end of the first rotating shaft (7) is fixedly connected with a first threaded column (8), the other end of the first threaded column (8) is fixedly connected with a second rotating shaft (9), the other end of the second rotating shaft (9) is fixedly connected with a second threaded column (10), and the other end of the second threaded column (10) is fixedly connected with a third rotating shaft (38, another support arm (2) side fixedly connected with second bearing (39), third pivot (38) are worn to establish in second bearing (39), second pivot (9) fixed surface is connected with second gear (11), first gear (5) mesh with second gear (11), second screw thread post (10) surface threaded connection has screw cap (12), screw cap (12) are total two, another screw cap (12) threaded connection is on first screw thread post (8) surface, screw cap (12) side fixedly connected with first connecting block (35), round pin axle is worn to be equipped with on first connecting block (35) surface, first connecting block (35) side has telescopic bracket (13) through round pin axle swing joint, the upper end of telescopic bracket (13) is provided with sheet frame (14), sheet frame (14) side fixedly connected with slide bar (15), sliding sleeve (18) have been cup jointed on slide bar (15) surface, sliding sleeve (18) side fixedly connected with second connecting block (36), the other end and second connecting block (36) of telescopic bracket (13) are through the round pin hub connection, sliding sleeve (18) are total two, another sliding sleeve (18) cup joint on slide bar (15) surface, inside whiteboard (19) that is provided with of sheet frame (14), whiteboard (19) side fixedly connected with fourth pivot (20), sheet frame (14) inner wall fixedly connected with third bearing (21), fourth pivot (20) are worn to establish in third bearing (21).

2. An ideological and political teaching lecture board according to claim 1, wherein: slide block (16) are fixed with to sheet frame (14) one end, spout (17) have been seted up on support arm (2) surface, slide block (16) sliding connection is in spout (17), slide block (16) and spout (17) respectively have two, and the symmetry sets up in sheet frame (14) both sides.

3. An ideological and political teaching lecture board according to claim 1, wherein: spacing groove (22) have been seted up on sheet frame (14) surface, gag lever post (23) are worn to be equipped with in gag lever post (22) inside, gag lever post (23) one end fixedly connected with handle (24), gag lever post (23) fixed surface is connected with dog (25), spring (26) have been cup jointed on gag lever post (23) surface, recess (27) have been seted up on whiteboard (19) surface, the other end joint of gag lever post (23) is in recess (27), gag lever post (23) are total two, and are the lower extreme of symmetrical arrangement at whiteboard (19), recess (27) are total four, and two bisymmetries set up both ends about whiteboard (19).

4. An ideological and political teaching lecture board according to claim 1, wherein: supporting bench (1) lower surface has seted up flexible groove (30), flexible groove (30) inner wall fixedly connected with electric putter (31), electric putter (31) other end fixedly connected with wheel group (32), wheel group (32) are total four, and are the rectangle and arrange at supporting bench (1) lower extreme, supporting bench (1) lower fixed surface is connected with base (33), base (33) are total four, and are the rectangle and arrange at supporting bench (1) lower surface.

5. An ideological and political teaching lecture board according to claim 1, wherein: a power supply bin (28) is arranged inside the supporting table (1), a storage battery (29) is arranged inside the power supply bin (28), a baffle (37) is fixedly connected to the surface of the supporting table (1), a control switch (34) is arranged on the surface of the baffle (37), and a microprocessor is arranged inside the control switch (34).