CN211124399U

CN211124399U - Economics teaching wall map device

Info

Publication number: CN211124399U
Application number: CN202020016597.XU
Authority: CN
Inventors: 刘卫延
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-07-28
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses an economics teaching wall map device, which comprises a fixing block, the left bottom fixedly connected with connecting block of fixed block inner chamber, the bottom fixedly connected with electric telescopic handle of connecting block, the positive bottom fixedly connected with fixed column of electric telescopic handle, the surperficial swing joint of fixed column has the dead lever, and the front and the back of dead lever all are through the inner wall swing joint of round pin axle with the fixed block, the right-hand member fixedly connected with supporting shoe of dead lever, and the left side fixedly connected with of supporting shoe is located the positive spliced pole of dead lever. The utility model discloses a set up electric telescopic handle, fixed column, dead lever, supporting shoe, spliced pole, fixed cover and connecting rod, can drive the turning block and rotate, through setting up screw rod, fixed plate and swivel nut, can drive the movable block and reciprocate, make economics teaching wall map device convenient to use, economics teaching wall map device can improve teacher's the efficiency of giving lessons, is favorable to people's use.

Description

Economics teaching wall map device

Technical Field

The utility model relates to a wall map device technical field specifically is an economics teaching wall map device.

Background

Economics is the theory of production, circulation, distribution, consumption rules of research value, in long-term teaching practice, when a teacher uses a display board to teach data trend, the teacher usually uses a black board type display board, temporarily draws a data trend graph on the black board display board, and often uses a plurality of data trend graphs, so that inconvenience is brought to the teacher, the work load of the teacher is increased, the teaching efficiency is influenced to a certain extent, the teaching intensity of the teacher is increased, and the teaching is not beneficial to people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an economics teaching wall map device possesses the economics teaching wall map device convenient to use's advantage, has solved the economics teaching wall map device and has used inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: an economics teaching wall map device comprises a fixed block, wherein the left bottom of the inner cavity of the fixed block is fixedly connected with a connecting block, the bottom of the connecting block is fixedly connected with an electric telescopic rod, the front bottom of the electric telescopic rod is fixedly connected with a fixed column, the surface of the fixed column is movably connected with a fixed rod, the front and the back of the fixed rod are movably connected with the inner wall of the fixed block through a pin shaft, the right end of the fixed rod is fixedly connected with a supporting block, the left side of the supporting block is fixedly connected with a connecting column positioned on the front of the fixed rod, the surface of the connecting column is movably connected with a fixed sleeve, the top of the fixed sleeve is fixedly connected with a connecting rod, the inside of the connecting rod is movably connected with a supporting column, the top, the utility model discloses a screw rod, including screw rod, fixed plate, the surperficial swing joint of fixed plate and the inner wall swing joint of fixed block, the surperficial threaded connection of screw rod has the swivel nut, the top fixedly connected with movable block of swivel nut, the top of movable block extends to the outside of fixed block, the positive fixedly connected with couple of movable block.

Preferably, the bottoms of the two sides of the movable block are fixedly connected with a fixing frame, the inside of the fixing frame is movably connected with a roller through a pin shaft, and the surface of the roller is movably connected with the inner wall of the fixing block.

Preferably, the top end of the screw rod is fixedly connected with a stop block, and the surface of the stop block is movably connected with the inner wall of the screw sleeve.

Preferably, the bottom fixedly connected with connecting plate of fixed block both sides, the bottom fixedly connected with link of connecting plate, the inside of link has the pulley through round pin axle swing joint.

Preferably, the inside of link is provided with the braking lid, the top swing joint that the braking was covered has the dwang, the top of dwang runs through link and connecting plate in proper order and extends to the outside of connecting plate, the surface of dwang is swing joint respectively has spring and backup pad, the top and the bottom of spring respectively with the bottom of backup pad and the top swing joint of connecting plate, the top fixedly connected with guide arm of connecting plate, the surface of guide arm and the inner wall swing joint of backup pad, the surface threaded connection of guide arm has the nut, the bottom of nut and the top swing joint of backup pad.

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

1. the utility model discloses a set up electric telescopic handle, fixed column, dead lever, supporting shoe, spliced pole, fixed cover and connecting rod, can drive the turning block and rotate, through setting up screw rod, fixed plate and swivel nut, can drive the movable block and reciprocate, make economics teaching wall map device convenient to use, economics teaching wall map device can improve teacher's the efficiency of giving lessons, is favorable to people's use.

2. The utility model discloses a set up mount and gyro wheel, make the movable block remove more stably, through setting up the dog, make the swivel nut reciprocate more stably, through setting up connecting plate, link and pulley, make the wall map device be convenient for remove.

Drawings

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

FIG. 2 is an enlarged structural view of A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the structure turning block of the present invention.

In the figure: 1. a fixed block; 2. connecting blocks; 3. an electric telescopic rod; 4. fixing a column; 5. fixing the rod; 6. a support block; 7. connecting columns; 8. fixing a sleeve; 9. a connecting rod; 10. a support pillar; 11. rotating the block; 12. a screw; 13. a fixing plate; 14. a threaded sleeve; 15. a movable block; 16. hooking; 17. a fixed mount; 18. a roller; 19. a stopper; 20. a connecting plate; 21. a connecting frame; 22. a pulley; 23. a brake cover; 24. rotating the rod; 25. a spring; 26. a support plate; 27. a guide bar; 28. and (4) a nut.

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. 1-3, an economics teaching wall map device comprises a fixed block 1, the bottom of the two sides of the fixed block 1 is fixedly connected with a connecting plate 20, the bottom of the connecting plate 20 is fixedly connected with a connecting frame 21, the inside of the connecting frame 21 is movably connected with a pulley 22 through a pin shaft, the wall map device is convenient to move by arranging the connecting plate 20, the connecting frame 21 and the pulley 22, the inside of the connecting frame 21 is provided with a brake cover 23, the top of the brake cover 23 is movably connected with a rotating rod 24, the top end of the rotating rod 24 sequentially penetrates through the connecting frame 21 and the connecting plate 20 and extends to the outside of the connecting plate 20, the surface of the rotating rod 24 is respectively movably connected with a spring 25 and a supporting plate 26, the top and the bottom of the spring 25 are respectively movably connected with the bottom of the supporting plate 26 and the top of the connecting plate 20, the top of the, the surface of the guide rod 27 is in threaded connection with a nut 28, the bottom of the nut 28 is movably connected with the top of the support plate 26, the left bottom of the inner cavity of the fixed block 1 is fixedly connected with a connecting block 2, the bottom of the connecting block 2 is fixedly connected with an electric telescopic rod 3, the front bottom of the electric telescopic rod 3 is fixedly connected with a fixed column 4, the surface of the fixed column 4 is movably connected with a fixed rod 5, the front and the back of the fixed rod 5 are movably connected with the inner wall of the fixed block 1 through a pin shaft, the right end of the fixed rod 5 is fixedly connected with a support block 6, the left side of the support block 6 is fixedly connected with a connecting column 7 positioned on the front of the fixed rod 5, the surface of the connecting column 7 is movably connected with a fixed sleeve 8, the top of, the right side of the top of the rotating block 11 is fixedly connected with a screw 12, the top end of the screw 12 is fixedly connected with a stop block 19, the surface of the stop block 19 is movably connected with the inner wall of a threaded sleeve 14, the threaded sleeve 14 is enabled to move up and down more stably by arranging the stop block 19, the surface of the screw 12 is movably connected with a fixed plate 13, the surface of the fixed plate 13 is movably connected with the inner wall of a fixed block 1, the surface of the screw 12 is in threaded connection with the threaded sleeve 14, the top of the threaded sleeve 14 is fixedly connected with a movable block 15, the bottoms of two sides of the movable block 15 are both fixedly connected with fixed frames 17, the inside of each fixed frame 17 is movably connected with a roller 18 through a pin shaft, the surface of each roller 18 is movably connected with the inner wall of the fixed block 1, the movable block 15 is enabled to move more stably by arranging the fixed frames 17 and the rollers 18, The fixing column 4, the fixing rod 5, the supporting block 6, the connecting column 7, the fixing sleeve 8 and the connecting rod 9 can drive the rotating block 11 to rotate, the movable block 15 can be driven to move up and down by arranging the screw rod 12, the fixing plate 13 and the threaded sleeve 14, the economics teaching wall map device is convenient to use, the teaching efficiency of a teacher can be improved, and the economics teaching wall map device is beneficial to use of people.

During the use, electric telescopic handle 3 drives dead lever 5 through fixed column 4 and reciprocates, dead lever 5 drives supporting shoe 6 and reciprocates, supporting shoe 6 drives connecting rod 9 through spliced pole 7 and fixed cover 8 and rotates, connecting rod 9 drives turning block 11 through support column 10 and rotates, turning block 11 drives screw rod 12 and rotates, screw rod 12 drives swivel nut 14 and reciprocates, swivel nut 14 drives movable block 15 and reciprocates, 16 height-adjusting of couple, make the economics teaching wall map device convenient to use, the economics teaching wall map device can improve teacher's efficiency of giving lessons, be favorable to people's 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

1. The utility model provides an economics teaching wall map device, includes fixed block (1), its characterized in that: the left bottom of the inner cavity of the fixed block (1) is fixedly connected with a connecting block (2), the bottom of the connecting block (2) is fixedly connected with an electric telescopic rod (3), the positive bottom of the electric telescopic rod (3) is fixedly connected with a fixed column (4), the surface of the fixed column (4) is movably connected with a fixed rod (5), the front and the back of the fixed rod (5) are movably connected with the inner wall of the fixed block (1) through a pin shaft, the right end of the fixed rod (5) is fixedly connected with a supporting block (6), the left side of the supporting block (6) is fixedly connected with a connecting column (7) positioned on the front of the fixed rod (5), the surface of the connecting column (7) is movably connected with a fixed sleeve (8), the top of the fixed sleeve (8) is fixedly connected with a connecting rod, the top of support column (10) extends to outside fixedly connected with turning block (11) of connecting rod (9), the right side fixedly connected with screw rod (12) at turning block (11) top, the surperficial swing joint of screw rod (12) has fixed plate (13), the surface of fixed plate (13) and the inner wall swing joint of fixed block (1), the surperficial threaded connection of screw rod (12) has swivel nut (14), the top fixedly connected with movable block (15) of swivel nut (14), the top of movable block (15) extends to the outside of fixed block (1), the positive fixedly connected with couple (16) of movable block (15).

2. The economics teaching wall chart apparatus of claim 1 wherein: the bottom of movable block (15) both sides all fixedly connected with mount (17), there are gyro wheel (18) inside mount (17) through round pin axle swing joint, the surface of gyro wheel (18) and the inner wall swing joint of fixed block (1).

3. The economics teaching wall chart apparatus of claim 1 wherein: the top end of the screw rod (12) is fixedly connected with a stop block (19), and the surface of the stop block (19) is movably connected with the inner wall of the screw sleeve (14).

4. The economics teaching wall chart apparatus of claim 1 wherein: the bottom fixedly connected with connecting plate (20) of fixed block (1) both sides, the bottom fixedly connected with link (21) of connecting plate (20), there are pulley (22) inside link (21) through round pin axle swing joint.

5. An economics teaching wall map device according to claim 4 wherein: the inside of link (21) is provided with braking lid (23), the top swing joint that the braking was covered (23) has dwang (24), the top of dwang (24) runs through link (21) and connecting plate (20) in proper order and extends to the outside of connecting plate (20), the surface difference swing joint of dwang (24) has spring (25) and backup pad (26), the top and the bottom of spring (25) respectively with the bottom of backup pad (26) and the top swing joint of connecting plate (20), the top fixedly connected with guide arm (27) of connecting plate (20), the surface of guide arm (27) and the inner wall swing joint of backup pad (26), the surface threaded connection of guide arm (27) has nut (28), the bottom of nut (28) and the top swing joint of backup pad (26).