CN211237380U

CN211237380U - Novel ideology and politics teaching device

Info

Publication number: CN211237380U
Application number: CN202020342881.6U
Authority: CN
Inventors: 梁踔慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-08-11
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a novel ideology and politics with teaching device belongs to teaching equipment technical field. The utility model provides a novel teaching for ideology and politics device, including removing the seat, remove seat bottom surface four corners department and all install the brake wheel, remove a top surface and install the air pressure bar, the welding of air pressure bar upper end has the show board, and the show board upper end is equipped with the forward position, and the show board lower extreme is equipped with down along, and lower edge inside cavity vacuole formation is equipped with drive assembly in the cavity, and show board front end rear side is equipped with the blackboard eraser subassembly, and clean groove has been seted up in show board front end left side. The utility model utilizes the blackboard eraser assembly to erase the chalk on the surface of the display board, and compared with the traditional operation mode that the handwriting needs to be manually erased, the blackboard eraser has compact and reasonable structural design and saves more time and labor; the utility model discloses still seted up clean groove at the show board left end to be convenient for the blackboard eraser subassembly remove to clean inslot portion time, the chalk dust of blackboard eraser back wall can be scraped, improve the life who erases efficiency and blackboard eraser.

Description

Novel ideology and politics teaching device

Technical Field

The utility model relates to a teaching equipment technical field, more specifically say, relate to a novel teaching for ideology and politics device.

Background

Ideological and political education is a study course, ideological and political education is a social or social group with certain ideology, political view and moral standard, and purposeful, planned and organized influence is exerted on members of the ideological and political education, so that the members form social practice activities according with ideology and moral required by a certain society, in the ideological and political teaching process, a special teaching device is needed to assist students in learning and guiding learning, a novel ideological and political teaching device is provided in the patent document with the publication number of CN201820992052.5 in the prior art, and the beneficial effects of light reflection prevention, hanging of teaching materials and the like can be achieved. However, the following problems still remain: the existing teaching aid usually adopts a blackboard as a writing carrier, but the blackboard is time-consuming and labor-consuming when chalk characters are erased, dust on the surface of the blackboard eraser is inconvenient to clean, a large amount of dust is easy to overflow, improvement is needed, and therefore a novel teaching device for ideology and politics is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a novel ideology and politics with teaching device to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

The utility model provides a novel teaching for ideology and politics device, including removing the seat, remove seat bottom surface four corners department and all install the brake wheel, it installs the air pressure bar to remove a top surface, the welding of air pressure bar upper end has the show board, show board upper end is equipped with the forward position, show board lower extreme is equipped with down the edge, follow inside cavity vacuole formation down, be equipped with drive assembly in the cavity, show board front end rear side is equipped with the board and wipes the subassembly, clean groove has been seted up in show board front end left side.

Preferably, a dust collecting groove is formed at the joint of the top surface of the lower edge and the display board, the left end of the dust collecting groove is communicated with the inside of the cleaning groove, and a through groove is formed in the front side of the dust collecting groove.

Preferably, a guide groove is formed in the position, close to the front end, of the front edge bottom surface, a rack is welded at the position, close to the rear end, of the front edge bottom surface, and the lengths of the rack and the guide groove are both greater than the sum of the lengths of the dust collecting groove and the cleaning groove.

Preferably, drive assembly is including locating the pivot that runs through the groove below, the pivot left end is connected with cavity left side inner wall rotation, the pivot right-hand member has cup jointed the speed reduction tooth, the deflector roll has been cup jointed at the pivot middle part, annular curve groove has been seted up to deflector roll circumference outer wall.

Preferably, the driving assembly further comprises a motor arranged inside the cavity, and the end part of an output shaft of the motor is sleeved with a transmission gear which is in meshing transmission with the reduction gear through a chain.

Preferably, the blackboard eraser assembly comprises a sliding seat, a guide bar is welded at the upper end of the sliding seat and is in sliding fit with the guide groove, a guide pillar is welded at the lower end of the sliding seat, and the lower end of the guide pillar penetrates through the inside of the through groove, extends into the cavity and is in sliding fit with the annular curve groove.

Preferably, spacing chamber has been seted up to the sliding seat back wall, spacing intracavity is equipped with the limiting plate, the limiting plate lower extreme is equipped with the spring, the limiting plate upper end is equipped with the cam, the welding of cam major part end has the connecting rod, the connecting rod rear end passes spacing chamber upper portion inner wall and extends to the outside and has cup jointed driven tooth, driven tooth is connected with rack toothing.

Preferably, the fixed plate is welded on the rear wall of the limiting plate, the fixed plate is of a T-shaped structure, the rear end of the fixed plate penetrates through the outside extending from the rear part of the limiting cavity and is connected with the eraser through a plurality of spring pins, the eraser is of a long-strip-shaped structure, and round corners are formed in the outer edges of two sides of the rear end of the eraser.

Preferably, a plurality of scrapers are linearly and equidistantly fixed in the cleaning groove, the front end and the rear end of each scraper are in clearance fit with the front side and the rear side of the cleaning groove, and a dust collection box is fixedly penetrated at the lower end of the cleaning groove.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a be equipped with the blackboard eraser subassembly in the show board in the front side, utilize the blackboard eraser subassembly to show board surperficial chalk and erase, the operation mode that the manual handwriting of erasing is needed to the tradition relatively, the utility model discloses not only structural design is compact reasonable, and labour saving and time saving more.

2. The utility model discloses still seted up clean groove at the show board left end to be convenient for the blackboard eraser subassembly remove to clean inslot portion time, the chalk dust of blackboard eraser back wall can be scraped, improve the life who erases efficiency and blackboard eraser.

Drawings

Fig. 1 is a schematic top view of the overall structure of the present invention;

fig. 2 is a schematic bottom view of the overall structure of the present invention;

fig. 3 is a schematic structural view of a display board according to the present invention;

FIG. 4 is a schematic view of the connection of the partial structure of the present invention;

FIG. 5 is a schematic structural view of the blackboard eraser assembly according to the present invention;

FIG. 6 is a schematic view of the blackboard eraser assembly according to the present invention;

the reference numbers in the figures illustrate: 1. a movable seat; 2. a brake wheel; 3. a display board; 301. a leading edge; 302. a lower edge; 303. cleaning the tank; 304. a guide groove; 305. a rack; 306. a dust collecting groove; 307. a through groove; 308. a squeegee; 309. a dust collecting box; 4. a drive assembly; 401. a rotating shaft; 402. a reduction gear; 403. a guide roller; 404. an annular curved groove; 405. a motor; 406. a transmission gear; 501. a sliding seat; 502. conducting bars; 503. a guide post; 504. a limiting cavity; 505. a limiting plate; 506. a spring; 507. a cam; 508. a connecting rod; 509. a driven tooth; 510. a fixing plate; 511. a spring pin; 512. erasing the blackboard; 513. and (4) rounding.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a novel ideology and politics with teaching device, including removing seat 1, remove 1 bottom surface four corners department of seat and all install brake wheel 2, remove 1 top surface of seat and install the pressure bar, the welding of pressure bar upper end has

show board

3, and 3 upper ends of show board are equipped with

forward position

301, and 3 lower extremes of show board are equipped with down along 302, and lower along the inside cavity vacuole formation of 302, be equipped with drive assembly 4 in the cavity, 3 front end rear sides of show board are equipped with the board and wipe subassembly 5, and clean groove 303 has been seted up in 3 front end left sides of show board. The length of the middle display board 3 and the cleaning groove 303 of the present invention is not limited to the illustration.

Specifically, a dust collecting groove 306 is formed at the joint of the top surface of the lower edge 302 and the display board 3, when the blackboard eraser assembly 5 erases chalk marks, chalk dust falls into the dust collecting groove 306 for collection, the left end of the dust collecting groove 306 is communicated with the inside of the cleaning groove 303, a through groove 307 is formed in the front side of the dust collecting groove 306, and the through groove 307 is formed for facilitating the reciprocating sliding of the blackboard eraser assembly 5.

Further, a guide groove 304 is formed in the position, close to the front end, of the bottom surface of the front edge 301, a rack 305 is welded at the position, close to the rear end, of the bottom surface of the front edge 301, and the lengths of the rack 305 and the guide groove 304 are both greater than the sum of the lengths of the dust collecting groove 306 and the cleaning groove 303, so that the blackboard eraser assembly 5 can move into the cleaning groove 303 conveniently, and sufficient time is provided for the scraper 308 to scrape the blackboard eraser 512 in the blackboard eraser assembly 5 with chalk dust.

Still further, the driving assembly 4 includes a rotating shaft 401 disposed below the through groove 307, the left end of the rotating shaft 401 is rotatably connected with the inner wall of the left side of the cavity, the right end of the rotating shaft 401 is sleeved with a decelerating tooth 402, the middle part of the rotating shaft 401 is sleeved with a guide roller 403, and the outer wall of the circumference of the guide roller 403 is provided with an annular curved groove 404. The driving component 4 drives the eraser component 5 to perform horizontal linear reciprocating motion in the guide groove 304.

Furthermore, the driving assembly 4 further comprises a motor 405 installed inside the cavity, a driving gear 406 is sleeved on an end portion of an output shaft of the motor 405, and the driving gear 406 is in meshing transmission with the reduction gear 402 through a chain.

It should be noted that the eraser assembly 5 includes a sliding seat 501, a guide bar 502 is welded on the upper end of the sliding seat 501, the guide bar 502 is in sliding fit with the guide slot 304, a guide post 503 is welded on the lower end of the sliding seat 501, and the lower end of the guide post 503 passes through the inside of the through slot 307 and extends into the cavity and is in sliding fit with the annular curved slot 404. The guide post 503 is driven to linearly reciprocate by the annular curved groove 404.

It is worth noting that the rear wall of the sliding seat 501 is provided with a limiting cavity 504, a limiting plate 505 is arranged in the limiting cavity 504, a spring 506 is arranged at the lower end of the limiting plate 505, a cam 507 is arranged at the upper end of the limiting plate 505, a connecting rod 508 is welded at the large head end of the cam 507, the rear end of the connecting rod 508 penetrates through the inner wall of the upper portion of the limiting cavity 504 to extend to the outside and is sleeved with a driven tooth 509, and the driven tooth 509 is meshed with the rack 305. Through the meshed connection of the driven teeth 509 and the rack 305, when the board eraser 512 horizontally linearly reciprocates along with the sliding seat 501, the cam 507 extrudes the limit plate 505 to drive the board eraser 512 to vertically reciprocate, so that the efficiency of erasing handwriting is improved.

In addition, a fixing plate 510 is welded to the rear wall of the limiting plate 505, the fixing plate 510 is a T-shaped structure, the rear end of the fixing plate 510 penetrates through the outside of the rear portion of the limiting cavity 504 and is connected with an eraser 512 through a plurality of spring pins 511, the eraser 512 is a strip-shaped structure, and round corners 513 are formed on the outer edges of two sides of the rear end of the eraser 512. The spring pin 511 is designed to increase the friction force between the eraser 512 and the front wall of the display board 3, and when the eraser 512 moves into the cleaning groove 303 along with the sliding seat 501, the spring pin 511 pushes the eraser 512 out, so that the eraser 512 contacts with the scraper 308, and the outer edge of the rear end of the eraser 512 is provided with a round corner 513, so as to prevent the eraser 512 from being stuck with the inner wall of the cleaning groove 303 when the eraser 512 reciprocates along with the sliding seat 501.

In addition, a plurality of scrapers 308 are linearly and equally spaced in the cleaning tank 303, the front and rear ends of the scrapers 308 are in clearance fit with the front and rear sides of the cleaning tank 303, and a dust collecting box 309 is fixed to the lower end of the cleaning tank 303. The scraper 308 is designed to scrape and clean the rear wall of the eraser 512 for erasing chalk writing by the scraper 308, so as to avoid the accumulation of chalk dust, which can not be cleaned in the next erasing process. The dust collecting box 309 of the utility model is movably arranged.

The working principle is as follows: when chalk characters need to be erased, a motor 405 is used for driving a transmission gear 406, the transmission gear 406 drives a reduction gear 402 to rotate through a chain, the reduction gear 402 drives a rotating shaft 401 to rotate in a cavity, the rotating shaft 401 drives a guide roller 403 to rotate along with the rotating shaft, an annular curve groove 404 on the guide roller 403 forces a guide post 503 in sliding fit with the guide roller to horizontally and linearly reciprocate when rotating, the guide post 503 drives a sliding seat 501 to reciprocate along with the guide roller when sliding in a through groove 307, meanwhile, the upper end of the sliding seat 501 slides along a guide groove 304, a driven gear 509 on the rear side of the upper end of the sliding seat 501 is meshed with a rack 305 on the bottom surface of a front edge 301 to rotate, the driven gear 509 drives a connecting rod 508, the connecting rod 508 drives a cam 507 to rotate around a large end of the cam 507, so that the small end of the cam 507 continuously extrudes a limiting plate 505, the spring 505 extrudes the spring 506, and under the restoring, therefore, the fixed plate 510 drives the eraser 512 to perform reciprocating wiping on the surface of the display board 3, chalk dust falls into the dust collecting groove 306 in the process of wiping chalk characters, when the guide roller 403 drives the guide post 503 so that the sliding seat 501 drives the eraser 512 to move into the cleaning groove 303, the spring pin 511 pushes out under the action of the restoring force of the spring pin 511, the eraser 512 is in contact with the plurality of scrapers 308 in the cleaning groove 303, and because the length of the rack 305 is greater than the sum of the lengths of the dust collecting groove 306 and the cleaning groove 303, the eraser 512 still performs vertical reciprocating motion at the moment, so that the scrapers 308 scrape powder on the rear wall of the eraser 512, and the reciprocating motion is performed, so that handwriting on the surface of the display board 3 is wiped.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel teaching for ideology and politics device, including removing seat (1), remove seat (1) bottom surface four corners department and all install brake wheel (2), remove seat (1) top surface and install the atmospheric pressure pole, its characterized in that: the pneumatic rod upper end welding has show board (3), show board (3) upper end is equipped with forward position (301), show board (3) lower extreme is equipped with down along (302), down along (302) inside cavity vacuole formation, be equipped with drive assembly (4) in the cavity, show board (3) front end rear side is equipped with board eraser subassembly (5), clean groove (303) have been seted up on the left of show board (3) front end.

2. A novel teaching device for ideology and politics according to claim 1, wherein: a dust collecting groove (306) is arranged at the joint of the top surface of the lower edge (302) and the display board (3), the left end of the dust collecting groove (306) is communicated with the inside of the cleaning groove (303), and a through groove (307) is arranged at the front side of the dust collecting groove (306).

3. A novel teaching device for ideology and politics according to claim 2, wherein: the bottom surface of the front edge (301) is provided with a guide groove (304) close to the front end, a rack (305) is welded at the bottom surface of the front edge (301) close to the rear end, and the lengths of the rack (305) and the guide groove (304) are both greater than the sum of the lengths of the dust collection groove (306) and the cleaning groove (303).

4. A novel teaching device for ideology and politics according to claim 3, wherein: drive assembly (4) are including locating pivot (401) that runs through groove (307) below, pivot (401) left end rotates with cavity left side inner wall to be connected, speed reduction tooth (402) have been cup jointed to pivot (401) right-hand member, deflector roll (403) have been cup jointed in pivot (401) middle part, annular curve groove (404) have been seted up to deflector roll (403) circumference outer wall.

5. A novel teaching device for ideology and politics according to claim 4, wherein: the driving assembly (4) further comprises a motor (405) installed inside the cavity, a transmission gear (406) is sleeved at the end part of an output shaft of the motor (405), and the transmission gear (406) is in meshing transmission with the speed reduction gear (402) through a chain.

6. A novel teaching device for ideology and politics according to claim 5, wherein: the blackboard eraser assembly (5) comprises a sliding seat (501), a guide bar (502) is welded at the upper end of the sliding seat (501), the guide bar (502) is in sliding fit with the guide groove (304), a guide pillar (503) is welded at the lower end of the sliding seat (501), and the lower end of the guide pillar (503) penetrates through the through groove (307) to extend into the cavity and be in sliding fit with the annular curve groove (404).

7. A novel teaching device for ideology and politics according to claim 6, wherein: spacing chamber (504) have been seted up to sliding seat (501) rear wall, be equipped with limiting plate (505) in spacing chamber (504), limiting plate (505) lower extreme is equipped with spring (506), limiting plate (505) upper end is equipped with cam (507), the welding of cam (507) big head end has connecting rod (508), connecting rod (508) rear end passes spacing chamber (504) upper portion inner wall and extends to the outside and has cup jointed driven tooth (509), driven tooth (509) are connected with rack (305) meshing.

8. A novel teaching device for ideology and politics according to claim 7, wherein: the rear wall of the limiting plate (505) is welded with a fixing plate (510), the fixing plate (510) is of a T-shaped structure, the rear end of the fixing plate (510) penetrates through the outside of the rear part of the limiting cavity (504) and extends, the fixing plate is connected with an eraser (512) through a plurality of spring pins (511), the eraser (512) is of a long strip type structure, and round corners (513) are arranged on the outer edges of two sides of the rear end of the eraser (512).

9. A novel teaching device for ideology and politics according to claim 8, wherein: a plurality of scraping plates (308) are linearly and equidistantly fixed in the cleaning groove (303), the front end and the rear end of each scraping plate (308) are in clearance fit with the front side and the rear side of the cleaning groove (303), and a dust collecting box (309) penetrates through and is fixed at the lower end of the cleaning groove (303).