CN215182584U

CN215182584U - Show shelf for chinese international education

Info

Publication number: CN215182584U
Application number: CN202120025857.4U
Authority: CN
Inventors: 由欣宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-12-14
Anticipated expiration: 2031-01-06

Abstract

The utility model relates to a teaching equipment technical field just discloses a show shelf for chinese international education, including the show board, fixed surface installs the movable block behind the show board, the movable block inner wall is provided with the stand, stand one side fixed mounting has the latch, latch one side joint has the gear, gear internal diameter rotates and is connected with the pivot, gear upside joint has the worm, worm rear side fixed mounting has the connecting rod, the connecting rod rear end runs through the movable block and rotates and be connected with the crank, stand lower extreme fixed mounting has the base, base lower extreme fixed mounting has the gyro wheel. This show shelf for chinese international education can conveniently adjust the height of show board through crank, gear, pivot, worm isotructure that sets up, can break away from ground with the gyro wheel through lever, supporting seat, footboard isotructure that set up when the show, makes the device more stable, and convenient show has advantages such as convenient height-adjusting, convenient show.

Description

Show shelf for chinese international education

Technical Field

The utility model relates to a teaching equipment technical field specifically is a show shelf for chinese international education.

Background

In the process of international voice communication learning, Chinese international education occupies a very important position, Chinese radicals are more, and learning is difficult, so that the teaching effect and the teaching efficiency are improved, and a teacher teaching provider is an important link of the Chinese international education. Traditional show shelf is inconvenient in height-adjusting, can not carry out fixed stay with the show shelf moreover, when leading to the show, the show shelf removes because the collision takes place.

Disclosure of Invention

Technical problem to be solved

Not enough to prior art, the utility model provides a show shelf for chinese international education possesses advantages such as convenient height-adjusting, convenient show, has solved above-mentioned technical problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a show shelf for Chinese international education comprises a show board, wherein a movable block is fixedly arranged on the rear surface of the show board, an upright post is arranged on the inner wall of the movable block, a latch is fixedly arranged on one side of the upright post, a gear is clamped on one side of the latch, the inner diameter of the gear is rotatably connected with a rotating shaft, a worm is clamped on the upper side of the gear, a connecting rod is fixedly arranged on the rear side of the worm, the rear end of the connecting rod penetrates through the movable block and is rotatably connected with a crank, a base is fixedly arranged at the lower end of the upright post, rollers are fixedly arranged at the lower end of the base, a bracket is arranged on the inner wall of the bottom of the base, a lever is rotatably connected with the inner wall of the bracket, a vertical rod is fixedly arranged at the right end of the lever, the upper end of the vertical rod penetrates through the base and is fixedly provided with a pedal, the lower end of the vertical rod penetrates through the base and is fixedly provided with a supporting seat, the left end of the lever is rotatably connected with a fixed shaft, the fixed shaft rear end fixed mounting has a shelves pole, base top inner wall fixed mounting has the base, the base inner wall is provided with the movable rod, the base front side surface is provided with the knob.

Preferably, the clamping teeth are vertically and uniformly distributed on the outer surface of the upright post.

Preferably, the rotating shaft is fixedly arranged on the inner wall of the movable block.

Preferably, the number of the rollers is four, and the rollers are respectively arranged at four corners of the lower surface of the base.

Preferably, the number of the supports is two, and the supports are symmetrically arranged on the inner wall of the bottom of the base.

Preferably, the number of the levers and the number of the supporting seats are two, and the levers and the supporting seats are symmetrically arranged on two sides of the fixed shaft.

Preferably, the inner wall of the movable rod penetrates through the base through the rotating shaft and is connected with the knob.

Compared with the prior art, the utility model provides a show shelf for chinese international education possesses following beneficial effect:

1. this show shelf for chinese international education can conveniently adjust the height of show board through crank, gear, pivot, worm isotructure that sets up, can break away from ground with the gyro wheel through lever, supporting seat, footboard isotructure that set up when the show, makes the device more stable, and convenient show has advantages such as convenient height-adjusting, convenient show.

2. This show shelf for chinese international education can make things convenient for the removal of whole device through the gyro wheel that sets up, improves the practicality of device.

Drawings

FIG. 1 is a left side view of the internal structure of the present invention;

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

FIG. 3 is an enlarged schematic view of the local structure A of the present invention;

fig. 4 is an enlarged schematic view of the local structure B of the present invention.

Wherein: 1. a display board; 2. a movable block; 3. a column; 4. clamping teeth; 5. a gear; 6. a rotating shaft; 7. a worm; 8. a connecting rod; 9. a crank; 10. a base; 11. a roller; 12. a support; 13. a lever; 14. a vertical rod; 15. a pedal; 16. a supporting seat; 17. a fixed shaft; 18. a gear lever; 19. a base; 20. a movable rod; 21. a knob.

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, a display stand for international chinese education comprises a display board 1, a movable block 2 fixedly mounted on the rear surface of the display board 1, a vertical column 3 disposed on the inner wall of the movable block 2, a latch 4 fixedly mounted on one side of the vertical column 3, a plurality of latches 4 vertically and uniformly distributed on the outer surface of the vertical column 3, a gear 5 engaged with one side of the latch 4, a rotating shaft 6 rotatably connected to the inner diameter of the gear 5, a worm 7 engaged with the upper side of the gear 5, a connecting rod 8 fixedly mounted on the rear side of the worm 7, a crank 9 rotatably connected to the rear end of the connecting rod 8 passing through the movable block 2, a base 10 fixedly mounted on the lower end of the vertical column 3, four rollers 11 fixedly mounted on the lower end of the base 10, four rollers 11 respectively disposed on four corners of the lower surface of the base 10, and four rollers 11 disposed on the lower surface of the base to facilitate the movement of the whole device, thereby improving the practicability of the device, a bracket 12 disposed on the inner wall of the bottom of the base 10, the two supports 12 are symmetrically arranged on the inner wall of the bottom of the base 10, the lever 13 swings up and down through the arranged supports 12, the inner wall of each support 12 is rotatably connected with the lever 13, the right end of each lever 13 is fixedly provided with a vertical rod 14, the upper end of each vertical rod 14 penetrates through the base 10 and is fixedly provided with a pedal 15, the lower end of each vertical rod 14 penetrates through the base 10 and is fixedly provided with a supporting seat 16, the two levers 13 and the two supporting seats 16 are symmetrically arranged on two sides of a fixed shaft 17, the base 10 can be supported through the pedals 15 through the arranged levers 13 and the supporting seats 16 to prevent sliding during display, the display effect is influenced, the left end of each lever 13 is rotatably connected with the fixed shaft 17, the rear end of each fixed shaft 17 is fixedly provided with a stop rod 18, the inner wall of the top of the base 10 is fixedly provided with a base 19, the inner wall of the base 19 is provided with a movable rod 20, the inner wall of the movable rod 20 penetrates through the base 10 through a rotating shaft 6 and is connected with a knob 21, the fixed shaft 17 can be clamped by the arranged movable rod 20 and the stop rod 18 on the fixed shaft 17 to continuously support the base 10, the knob 21 is arranged on the front side surface of the base 10, and the supporting seat 16 can be put down by the arranged knob 21 when the support is not needed.

When the lifting device is used, the crank handle 9 is shaken to drive the worm 7 to rotate, the worm 7 drives the gear 5 to rotate, the gear 5 moves up and down on the latch 4 to drive the movable block 2 to move up and down on the upright post 3, after the height is adjusted, the pedal 15 is stepped down, the pedal 15 drives the supporting seat 16 to move down, one end of the lever 13 is driven to move down, the upward end of the lever 13 drives the fixed shaft 17 to move up, the fixed shaft 17 drives one end of the other lever 13 to move up, the downward end of the lever 13 drives the supporting seat 16 to move down, the base 10 is supported, the stop rod 18 at one end of the fixed shaft 17 is clamped by the movable rod 20 to prevent the fixed shaft 17 from moving down, and when the lifting device needs to be put down, the knob 21 is rotated to drive the movable rod 20 to be separated from the stop rod 18.

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 show shelf for chinese international education, includes show board (1), its characterized in that: the display board is characterized in that a movable block (2) is fixedly mounted on the rear surface of the display board (1), a stand column (3) is arranged on the inner wall of the movable block (2), a latch (4) is fixedly mounted on one side of the stand column (3), a gear (5) is connected to one side of the latch (4), a rotating shaft (6) is connected to the inner diameter of the gear (5) in a rotating manner, a worm (7) is connected to the upper side of the gear (5) in a clamping manner, a connecting rod (8) is fixedly mounted on the rear side of the worm (7), the rear end of the connecting rod (8) penetrates through the movable block (2) and is rotatably connected with a crank (9), a base (10) is fixedly mounted at the lower end of the stand column (3), idler wheels (11) are fixedly mounted at the lower end of the base (10), a support (12) is arranged on the inner wall of the bottom of the base (10), a lever (13) is rotatably connected with a lever (13), a vertical rod (14) is fixedly mounted at the right end of the lever (13), montant (14) upper end runs through base (10) and fixed mounting has footboard (15), montant (14) lower extreme runs through base (10) and fixed mounting has supporting seat (16), lever (13) left end is rotated and is connected with fixed axle (17), fixed axle (17) rear end fixed mounting has shelves pole (18), base (10) top inner wall fixed mounting has base (19), base (19) inner wall is provided with movable rod (20), base (10) front side surface is provided with knob (21).

2. The display rack for international chinese education of claim 1, wherein: the clamping teeth (4) are vertically and uniformly distributed on the outer surface of the upright post (3).

3. The display rack for international chinese education of claim 1, wherein: the rotating shaft (6) is fixedly arranged on the inner wall of the movable block (2).

4. The display rack for international chinese education of claim 1, wherein: the number of the rollers (11) is four, and the rollers are respectively arranged at four corners of the lower surface of the base (10).

5. The display rack for international chinese education of claim 1, wherein: the two supports (12) are symmetrically arranged on the inner wall of the bottom of the base (10).

6. The display rack for international chinese education of claim 1, wherein: the two levers (13) and the two supporting seats (16) are symmetrically arranged on two sides of the fixed shaft (17).

7. The display rack for international chinese education of claim 1, wherein: the inner wall of the movable rod (20) penetrates through the base (10) through the rotating shaft (6) and is connected with the knob (21).