CN210166978U - Ideology and politics classroom lecture board - Google Patents
Ideology and politics classroom lecture board Download PDFInfo
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- CN210166978U CN210166978U CN201921034997.7U CN201921034997U CN210166978U CN 210166978 U CN210166978 U CN 210166978U CN 201921034997 U CN201921034997 U CN 201921034997U CN 210166978 U CN210166978 U CN 210166978U
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Abstract
The utility model discloses an ideological and political classroom lecture board in the technical field of teaching equipment, which comprises a support frame and a lecture board, wherein both ends of the bottom of the support frame are provided with support rods, the front side and the rear side of the bottom of each support rod are provided with universal wheels, the top of the support frame is provided with a fixed plate, both ends of the top of the fixed plate are provided with first electric telescopic rods, the power end of the top of each first electric telescopic rod is provided with a fixed box, a rotating rod is vertically arranged in the fixed box, the bottom of the rotating rod is rotationally connected with the fixed box through a bearing, the top of the rotating rod penetrates through the fixed box, the rotating rod is rotated by rotating an adjusting knob, so that a first gear is rotated, a second gear is rotated by the rotation of the first gear, a connecting rod is rotated, so that the lecture board can rotate, and the angle of the lecture, the problem of reflecting light when the student watches the speech board is avoided, and the learning efficiency of the student is improved.
Description
Technical Field
The utility model relates to a teaching equipment technical field specifically is an ideology and politics classroom lecture board.
Background
Along with the development of society, at present, the physical and mental health of students is gradually valued by large colleges and universities, the ideological and political education is enhanced, when the colleges and universities educate ideology and politics, the ideological and political education of the students is enhanced mainly in a classroom teaching form, teachers generally use speech boards to assist the classroom teaching when teaching ideology and politics, so that the students can conveniently understand the ideology and politics, the height of the traditional ideology and politics classroom speech boards cannot be adjusted according to the heights of the teachers, the teachers are inconvenient to go to class, the students sometimes have the trouble of reflecting light when watching the contents on the speech boards, the learning efficiency of the students in learning ideology and politics is reduced, in the teaching process of ideology and politics, the contents in books sometimes need to be displayed, most of the existing methods are that the books are put into grooves of the speech boards, but once the speech boards rotate, make books drop easily, when the classroom finishes, written with the content on the speech board, need erase it this moment, use the blackboard eraser to erase the content on the speech board through the manual work at present mostly, it is more time-consuming and energy-consuming, for this reason, we provide an ideology and politics classroom speech board.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an ideological and political classroom lecture board to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an ideological and political classroom lecture board comprises a support frame and a lecture board, wherein support rods are arranged at the two ends of the bottom of the support frame, universal wheels are arranged on the front side and the rear side of the bottom of each support rod, a fixed plate is arranged at the top of the support frame, first electric telescopic rods are arranged at the two ends of the top of the fixed plate, a fixed box is arranged at the power end of the top of each first electric telescopic rod, a rotating rod is vertically arranged in the fixed box, the bottom of the rotating rod is rotatably connected with the fixed box through a bearing, the top end of the rotating rod penetrates through the fixed box, an adjusting knob is sleeved on the outer wall of the top of the rotating rod, a limiting column penetrates through one end, away from the lecture board, of the adjusting knob, the bottom of the limiting column penetrates through the fixed box and extends to the inner cavity of the fixed box, a limiting block is arranged at the top of the, and first gear setting is in the inside of fixed box, the outer wall meshing of first gear has the second gear, the both sides middle-end of speech board all is provided with the connecting rod, and the connecting rod keeps away from the one end and the second gear connection of speech board, the speech board sets up the top at the fixed plate, the front side activity of speech board is provided with clearing device, the right-hand member top of speech board is provided with servo motor, the vertical second electric telescopic handle that is provided with in rear side of speech board, second electric telescopic handle's top power end is connected with the show board, the front side of show board all is provided with fixing device all around.
Preferably, clearing device includes top shoe and lower slider, the bottom of top shoe and the top of lower slider all pass through spout and speech board sliding connection, the top of speech board is provided with accommodate the lead screw, accommodate the lead screw's outer wall passes through the screw thread and is connected with the top shoe, and the inside of top shoe is provided with the screw hole, accommodate the lead screw's outer wall rear end is connected on servo motor's power end, the right-hand member of top shoe and lower slider all is connected with the clamp plate, and the left side of clamp plate is provided with the blackboard eraser.
Preferably, fixing device includes the dead lever with show board outer wall connection, the dead lever right-hand member is connected with the fixed block, sliding connection has the limiting plate on the outer wall of dead lever, and the limiting plate right-hand member is connected with the answer spring of cup jointing on the dead lever outer wall, answer the spring right-hand member and connect on the outer wall of fixed block.
Preferably, the inner sides of the two groups of supporting rods are provided with connecting strips, screw rods are vertically arranged in the connecting strips, fixing knobs are sleeved on the top ends of the screw rods, the bottom ends of the screw rods are connected with supporting plates through threads, and the supporting plates are in a circular truncated cone shape.
Preferably, four groups of storage trays with the same structure are arranged on the front side of the fixing plate, and the front ends of the storage trays are provided with round handles.
Preferably, the rear side of the fixing plate is transversely provided with a hanging plate, and the outer wall of the hanging plate is uniformly provided with hooks.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the first electric telescopic rod is arranged, so that the height of the speech board can be adjusted according to the height of a teacher, the use is convenient, the rotating rod is rotated by rotating the adjusting knob, the first gear is rotated, the second gear is driven to rotate by rotating the first gear, so that the connecting rod is rotated, the speech board can rotate, the angle of the speech board can be adjusted conveniently, the problem of light reflection when the student watches the speech board is avoided, and the learning efficiency of the student is improved;
2. the clearing device is arranged, so that the handwriting on the speech board is prevented from being manually wiped, time and labor are saved, and the use is convenient;
3. through being provided with second electric telescopic handle, when needs use the show board, can rise the show board through second electric telescopic handle's rising, the rear side of speech board can be withdrawed to the time spent not, and is pleasing to the eye practical, through being provided with fixing device, is convenient for fix the books that need the show, and stability is better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure at the position A of the present invention;
FIG. 3 is a schematic side view of the structure of the cleaning device of the present invention;
fig. 4 is a schematic side view of the structure of the fixing device of the present invention.
In the figure: 1. a support frame; 2. a support bar; 3. a fixing plate; 4. a first electric telescopic rod; 5. a fixing box; 6. a rotating rod; 7. a first gear; 8. a second gear; 9. a connecting rod; 10. a speech board; 11. a clearing device; 111. an upper slide block; 112. adjusting the screw rod; 113. pressing a plate; 114. a lower slide block; 115. erasing the blackboard; 12. a servo motor; 13. a second electric telescopic rod; 14. a display board; 15. a fixing device; 151. fixing the rod; 152. a limiting plate; 153. a fixed block; 154. a return spring; 16. adjusting a knob; 17. a limiting column; 18. a limiting block; 19. a connecting strip; 20. a screw; 21. fixing the knob; 22. and a support plate.
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.
Referring to fig. 1-4, the present invention provides a technical solution: an ideological and political classroom lecture board comprises a support frame 1 and a lecture board 10, wherein support rods 2 are arranged at the two ends of the bottom of the support frame 1, universal wheels are arranged at the front side and the rear side of the bottom of each support rod 2, a fixed plate 3 is arranged at the top of the support frame 1, a first electric telescopic rod 4 is arranged at the two ends of the top of each fixed plate 3, a fixed box 5 is arranged at the power end of the top of each first electric telescopic rod 4, a rotating rod 6 is vertically arranged in each fixed box 5, the bottom of each rotating rod 6 is rotatably connected with the corresponding fixed box 5 through a bearing, the top of each rotating rod 6 penetrates through the corresponding fixed box 5, an adjusting knob 16 is sleeved on the outer wall of the top of each rotating rod 6, a limiting column 17 penetrates through one end, far away from the lecture board 10, of each adjusting knob 16, the bottom of each limiting column 17 penetrates through the corresponding fixed box 5 and extends to the inner cavity of the corresponding fixed box, thereby make speech board 10 more stable after rotatory fixed position, first gear 7 has been cup jointed on the outer wall of bull stick 6, and first gear 7 sets up the inside at fixed box 5, the outer wall meshing of first gear 7 has second gear 8, the both sides middle-end of speech board 10 all is provided with connecting rod 9, and connecting rod 9 keeps away from the one end and the second gear 8 of speech board 10 and is connected, speech board 10 sets up the top at fixed plate 3, the front side activity of speech board 10 is provided with clearing device 11, the right-hand member top of speech board 10 is provided with servo motor 12, the vertical second electric telescopic handle 13 that is provided with in rear side of speech board 10, the top power end of second electric telescopic handle 13 is connected with show board 14, all be provided with fixing device 15 around the front side of show board 14.
The clearing device 11 comprises an upper sliding block 111 and a lower sliding block 114, the bottom of the upper sliding block 111 and the top of the lower sliding block 114 are both in sliding connection with the speech board 10 through sliding chutes, an adjusting screw rod 112 is arranged at the top of the speech board 10, the outer wall of the adjusting screw rod 112 is connected with the upper sliding block 111 through threads, a threaded hole is formed in the upper sliding block 111, the rear end of the outer wall of the adjusting screw rod 112 is connected to the power end of the servo motor 12, the right ends of the upper sliding block 111 and the lower sliding block 114 are both connected with a pressing plate 113, a board eraser 115 is arranged on the left side of the pressing plate 113, the adjusting screw rod 112 is driven to rotate through forward rotation of the servo motor 12, the adjusting screw rod 112 drives the upper sliding block 111 to slide in the sliding chute at the top of the speech board 10, so as to drive the pressing plate 113 and the lower sliding block 114 to;
the fixing device 15 comprises a fixing rod 151 connected with the outer wall of the display board 14, the right end of the fixing rod 151 is connected with a fixing block 153, the outer wall of the fixing rod 151 is connected with a limiting plate 152 in a sliding manner, the right end of the limiting plate 152 is connected with a return spring 154 sleeved on the outer wall of the fixing rod 151, the right end of the return spring 154 is connected with the outer wall of the fixing block 153, and the book is fixed on the display board 14 through the elasticity of the return spring 154;
the inner sides of the two groups of support rods 2 are respectively provided with a connecting strip 19, a screw rod 20 is vertically arranged inside the connecting strips 19, the top end of the screw rod 20 is sleeved with a fixing knob 21, the bottom end of the screw rod 20 is connected with a support plate 22 through threads, the support plate 22 is in a circular truncated cone shape, the stability is good, and when the device moves to a fixed position, the fixing knob 21 is rotated, so that the screw rod 20 drives the support plate 22 to move downwards to be in contact with the ground, and the device is supported;
four groups of storage trays with the same structure are arranged on the front side of the fixed plate 3, and circular handles are arranged at the front ends of the storage trays and used for placing teaching articles;
the rear side of the fixed plate 3 is transversely provided with a hanging plate, and the outer wall of the hanging plate is evenly provided with hooks for hanging articles.
The working principle is as follows: when the multifunctional rotary table is used, the first electric telescopic rod 4, the second electric telescopic rod 13 and the servo motor 12 are controlled to be opened through an external power switch, when a teacher needs to adjust the height of the lecture board 10, the multifunctional rotary table can be realized through the extension and retraction of the first electric telescopic rod 4, when the angle of the lecture board 10 needs to be adjusted, the limiting column 17 and the limiting block 18 are taken out, the adjusting knob 16 is rotated to rotate the rotary rod 6, the rotary rod 6 drives the first gear 7 to rotate, the first gear 7 drives the second gear 8 to rotate, so as to drive the connecting rod 9 to rotate, the connecting rod 9 rotates to drive the lecture board 10 to rotate, when the required position is reached, the limiting column 17 and the limiting block 18 are inserted into the adjusting knob 16, so that the stability is better, the problem of light reflection when the student watches the lecture board 10 is avoided, the learning efficiency of the student is improved, when the handwriting on the lecture board 10 needs to, drive accommodate the lead screw 112 and rotate, accommodate the lead screw 112 drives the top shoe 111 and slides in the spout at speech board 10 top, thereby drive clamp plate 113 and lower slider 114 and remove, thereby make blackboard eraser 115 and speech board 10's skin friction, thereby clean the handwriting, time saving and labor saving, when needing to demonstrate the content of books, through second electric telescopic handle 13 with show board 14 rise, remove limiting plate 152 to fixed block 153 direction, place the left end at limiting plate 152 with the four corners department after books are opened, loosen limiting plate 152, elasticity through answer spring 154, make the four corners that limiting plate 152 fixed books, and is convenient for use.
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 (6)
1. The utility model provides an ideological and political classroom lecture board, includes support frame (1) and lecture board (10), its characterized in that: the bottom two ends of the support frame (1) are respectively provided with a support rod (2), universal wheels are respectively arranged on the front side and the rear side of the bottom of each support rod (2), a fixed plate (3) is arranged at the top of each support frame (1), first electric telescopic rods (4) are respectively arranged at the two ends of the top of each fixed plate (3), a fixed box (5) is arranged at the power end of the top of each first electric telescopic rod (4), a rotating rod (6) is vertically arranged in each fixed box (5), the bottom of each rotating rod (6) is rotatably connected with the corresponding fixed box (5) through a bearing, the top end of each rotating rod (6) penetrates through the corresponding fixed box (5), an adjusting knob (16) is sleeved on the outer wall of the top of each rotating rod (6), one end, far away from the speech board (10), of each adjusting knob (16) penetrates through a limiting column (17), the bottom of each limiting column (17) penetrates, the speech board is characterized in that the speech board extends to an inner cavity of a fixed box (5), a limiting block (18) is arranged at the top of a limiting column (17), a first gear (7) is sleeved on the outer wall of a rotating rod (6), the first gear (7) is arranged inside the fixed box (5), a second gear (8) is meshed with the outer wall of the first gear (7), connecting rods (9) are arranged at the middle ends of two sides of the speech board (10), one end, far away from the speech board (10), of each connecting rod (9) is connected with the second gear (8), the speech board (10) is arranged above a fixed plate (3), a clearing device (11) is movably arranged at the front side of the speech board (10), a servo motor (12) is arranged at the top of the right end of the speech board (10), a second electric telescopic rod (13) is vertically arranged at the rear side of the speech board (10), and a display board (14) is connected with the top power end of the second electric telescopic rod (13), and fixing devices (15) are arranged on the periphery of the front side of the display board (14).
2. An ideological and political classroom lecture board according to claim 1, wherein: clearing device (11) include slider (111) and lower slider (114), the bottom of slider (111) and the top of lower slider (114) all are through spout and speech board (10) sliding connection, the top of speech board (10) is provided with accommodate the lead screw (112), the outer wall of accommodate the lead screw (112) passes through the screw thread and is connected with slider (111) on, and the inside of slider (111) is provided with the screw hole, the outer wall rear end of accommodate the lead screw (112) is connected on servo motor (12) power end, the right-hand member of slider (111) and lower slider (114) all is connected with clamp plate (113), and the left side of clamp plate (113) is provided with board eraser (115).
3. An ideological and political classroom lecture board according to claim 1, wherein: fixing device (15) include dead lever (151) with show board (14) outer wall connection, dead lever (151) right-hand member is connected with fixed block (153), sliding connection has limiting plate (152) on the outer wall of dead lever (151), and limiting plate (152) right-hand member is connected with reply spring (154) of cup jointing on dead lever (151) outer wall, reply spring (154) right-hand member is connected on the outer wall of fixed block (153).
4. An ideological and political classroom lecture board according to claim 1, wherein: two sets of the inboard of bracing piece (2) all is provided with connecting strip (19), the inside vertical screw rod (20) that is provided with of connecting strip (19), fixed knob (21) have been cup jointed on the top of screw rod (20), there is backup pad (22) bottom of screw rod (20) through threaded connection, and backup pad (22) are the round platform type.
5. An ideological and political classroom lecture board according to claim 1, wherein: the front side of the fixed plate (3) is provided with four groups of storage plates with the same structure, and the front ends of the storage plates are provided with round handles.
6. An ideological and political classroom lecture board according to claim 1, wherein: the rear side of the fixed plate (3) is transversely provided with a hanging plate, and the outer wall of the hanging plate is evenly provided with hooks.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921034997.7U CN210166978U (en) | 2019-07-04 | 2019-07-04 | Ideology and politics classroom lecture board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921034997.7U CN210166978U (en) | 2019-07-04 | 2019-07-04 | Ideology and politics classroom lecture board |
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CN210166978U true CN210166978U (en) | 2020-03-20 |
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CN201921034997.7U Expired - Fee Related CN210166978U (en) | 2019-07-04 | 2019-07-04 | Ideology and politics classroom lecture board |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111754821A (en) * | 2020-06-04 | 2020-10-09 | 广州工商学院 | Portable information technology's teaching equipment |
CN112349169A (en) * | 2020-11-24 | 2021-02-09 | 深圳供电局有限公司 | Practical training examination device for relay protection of power system |
CN113808444A (en) * | 2021-09-08 | 2021-12-17 | 西安财经大学 | Auxiliary exercise device for oral English learning |
-
2019
- 2019-07-04 CN CN201921034997.7U patent/CN210166978U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111754821A (en) * | 2020-06-04 | 2020-10-09 | 广州工商学院 | Portable information technology's teaching equipment |
CN111754821B (en) * | 2020-06-04 | 2022-04-19 | 广州工商学院 | Portable information technology's teaching equipment |
CN112349169A (en) * | 2020-11-24 | 2021-02-09 | 深圳供电局有限公司 | Practical training examination device for relay protection of power system |
CN113808444A (en) * | 2021-09-08 | 2021-12-17 | 西安财经大学 | Auxiliary exercise device for oral English learning |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200320 Termination date: 20210704 |
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CF01 | Termination of patent right due to non-payment of annual fee |