CN213216082U

CN213216082U - Teaching frame for Chinese teaching

Info

Publication number: CN213216082U
Application number: CN202021745629.6U
Authority: CN
Inventors: 刘国霞; 于淑卿; 荆清霞; 侯伟玲; 张雁
Original assignee: Shandong Business Institute
Current assignee: Shandong Business Institute
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-05-18
Anticipated expiration: 2030-08-19

Abstract

The utility model belongs to the technical field of teaching tools, in particular to a teaching frame for Chinese teaching, aiming at the problem that the existing teaching tools have larger volume and are inconvenient to be accommodated and moved, the utility model provides a proposal that comprises a base, four idler wheels are rotatably arranged at the bottom of the base, a rectangular block is fixedly arranged at the top of the base, a first chute is arranged at the top of the rectangular block, a slide block is slidably arranged in the first chute, a first fixed plate is fixedly arranged at the top of the slide block, a first empty groove is arranged in the base, a motor is fixedly arranged at the inner wall at the bottom of the first empty groove, the same thread groove is arranged at the bottom of the slide block and the first fixed plate, a threaded rod is arranged in the thread groove, an output shaft of the motor is fixedly connected with one end of the threaded rod, a rectangular groove is arranged at the top of the threaded rod, a rectangular rod is slidably, simple structure and convenient use.

Description

Teaching frame for Chinese teaching

Technical Field

The utility model relates to a teaching aid technical field especially relates to a teaching frame of chinese teaching usefulness.

Background

The three parts of reading and appreciating, applying and writing and talent training are independently compiled and mutually blended, the humanity and the practicability are fully combined, besides reading and appreciating contents of literary works, practical skill training contents are arranged, such as applying and writing, talent training and the like, the literary literacy of students is cultured, and the emotion cultivation of the students is concerned.

In the prior art, a teaching tool is needed for assisting teaching during teaching, the existing teaching tool is large in size and not convenient to store and move, and therefore a teaching frame for Chinese teaching is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the great not convenient for of current teaching tool volume accomodates the removal, and the teaching frame of a chinese teaching usefulness that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a teaching frame for Chinese teaching comprises a base, wherein four idler wheels are rotatably arranged at the bottom of the base, a rectangular block is fixedly arranged at the top of the base, a first sliding groove is formed in the top of the rectangular block, a sliding block is slidably arranged in the first sliding groove, a first fixing plate is fixedly arranged at the top of the sliding block, a first empty groove is formed in the base, a motor is fixedly arranged on the inner wall of the bottom of the first empty groove, the same threaded groove is formed in the bottom of the sliding block and the first fixing plate, a threaded rod is arranged in the threaded groove in a threaded manner, an output shaft of the motor is fixedly connected with one end of the threaded rod, a rectangular groove is formed in the top of the threaded rod, a rectangular rod is slidably arranged in the rectangular groove, second sliding grooves are formed in two sides of the first fixing plate, second fixing plates are slidably arranged in the two second sliding grooves, the same, the first fixing plate and the second fixing plate are fixedly connected with the first fixing plate and the second fixing plate respectively.

Preferably, the gear is fixedly sleeved on the outer side of the rectangular rod in the through hole, and the first rack and the second rack are meshed with the gear.

Preferably, a first bearing is fixedly mounted on the inner wall of the bottom of the first sliding groove, an inner ring of the first bearing is fixedly connected with the outer side of the threaded rod, a second bearing is fixedly mounted on the inner wall of the top of the threaded groove, and an inner ring of the second bearing is fixedly connected with the outer side of the rectangular rod.

Preferably, fourth chutes are formed in inner walls of two sides of the first chute, first limiting blocks are arranged in the two fourth chutes in a sliding mode, and the two first limiting blocks are fixedly connected with two sides of the sliding block respectively.

Preferably, the top inner walls and the bottom inner walls of the two second sliding grooves are provided with fifth sliding grooves, the four fifth sliding grooves are internally provided with second limiting blocks in a sliding mode, and the four second limiting blocks are fixedly connected with the tops and the bottoms of the two second fixing plates respectively.

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

1. this scheme can be through opening the motor, and then the motor drives the threaded rod and rotates, and the threaded rod drives slider and first fixed plate rebound, and the gear drives first rack and second rack removal, and first rack and second rack drive two second fixed plates respectively and remove to two second fixed plates can expand usable floor area.

2. This scheme can be through opening the motor, and then the motor drives the threaded rod and rotates, and the threaded rod drives slider and first fixed plate rebound, and the threaded rod drives the rectangular bar and rotates, and the rectangular bar drives the gear and rotates, and the gear drives first rack and second rack removal, and first rack and second rack drive two second fixed plates respectively and remove to can reduce and occupy the convenient removal of accomodating of volume.

The utility model discloses can reduce and occupy the convenient removal of accomodating of volume, simple structure, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a teaching frame for Chinese teaching according to the present invention;

fig. 2 is an enlarged schematic structural view of a part a in fig. 1 of a teaching frame for Chinese teaching according to the present invention;

fig. 3 is the utility model provides a teaching frame first rack, second rack and gear engagement's that chinese teaching was used structural schematic.

In the figure: the device comprises a base 1, a roller 2, a first empty groove 3, a motor 4, a rectangular block 5, a first sliding groove 6, a sliding block 7, a first limiting block 8, a first fixing plate 9, a second sliding groove 10, a second fixing plate 11, a third sliding groove 12, a first rack 13, a second rack 14, a gear 15, a threaded groove 16, a threaded rod 17, a rectangular groove 18, a rectangular rod 19 and a second limiting block 20.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a teaching frame for Chinese teaching comprises a base 1, four rollers 2 are rotatably mounted at the bottom of the base 1, a rectangular block 5 is fixedly mounted at the top of the base 1, a first sliding groove 6 is formed at the top of the rectangular block 5, a sliding block 7 is slidably mounted in the first sliding groove 6, a first fixing plate 9 is fixedly mounted at the top of the sliding block 7, a first empty groove 3 is formed in the base 1, a motor 4 is fixedly mounted on the inner wall of the bottom of the first empty groove 3, the bottom of the sliding block 7 and the first fixing plate are respectively provided with a same threaded groove 16, a threaded rod 17 is internally threaded in the threaded groove 16, an output shaft of the motor 4 is fixedly connected with one end of the threaded rod 17, a rectangular groove 18 is formed at the top of the threaded rod 17, a rectangular rod 19 is slidably mounted in the rectangular groove 18, second sliding grooves 10 are respectively formed at two sides of the first fixing plate 9, the inner wall of one side of each of the two second sliding grooves 10 is provided with a through hole, the through holes are communicated with the thread grooves 16, the third sliding grooves 12 are respectively formed in one sides, located in the two second sliding grooves 10, of the two second fixing plates 11, the two third sliding grooves 12 are respectively provided with a first rack 13 and a second rack 14 in a sliding mode, and one ends of the first rack 13 and one ends of the second racks 14 are respectively fixedly connected with one sides of the two second fixing plates 11.

In this embodiment, a gear 15 is fixedly sleeved on the outer side of the rectangular rod 19 in the through hole, and the first rack 13 and the second rack 14 are meshed with the gear 15.

In this embodiment, a first bearing is fixedly mounted on the inner wall of the bottom of the first sliding chute 6, the inner ring of the first bearing is fixedly connected with the outer side of the threaded rod 17, a second bearing is fixedly mounted on the inner wall of the top of the threaded groove 16, and the inner ring of the second bearing is fixedly connected with the outer side of the rectangular rod 19.

In this embodiment, the fourth spout has all been seted up to the both sides inner wall of first spout 6, and equal slidable mounting has first stopper 8 in two fourth spouts, two first stoppers 8 respectively with the both sides fixed connection of slider 7.

In this embodiment, fifth chutes have been all seted up to the top inner wall and the bottom inner wall of two second chutes 10, and equal slidable mounting has second stopper 20 in four fifth chutes, and four second stoppers 20 respectively with the top and the bottom fixed connection of two second fixed plates 11.

Example two

Referring to fig. 1-3, a teaching frame for Chinese teaching comprises a base 1, four rollers 2 are rotatably mounted at the bottom of the base 1, a rectangular block 5 is fixedly mounted at the top of the base 1 by welding, a first sliding groove 6 is formed at the top of the rectangular block 5, a sliding block 7 is slidably mounted in the first sliding groove 6, a first fixing plate 9 is fixedly mounted at the top of the sliding block 7 by welding, a first hollow groove 3 is formed in the base 1, a motor 4 is fixedly mounted at the inner wall of the bottom of the first hollow groove 3 by welding, the bottom of the sliding block 7 and the first fixing plate are respectively provided with a same threaded groove 16, a threaded rod 17 is mounted in the threaded groove 16 by internal thread, an output shaft of the motor 4 is fixedly connected with one end of the threaded rod 17 by welding, a rectangular groove 18 is formed at the top of the threaded rod 17, a rectangular rod 19 is slidably mounted in the rectangular groove 18, all slidable mounting has second fixed plate 11 in two second spouts 10, same through-hole has been seted up on one side inner wall of two second spouts 10, the through-hole communicates with each other with thread groove 16, third spout 12 has all been seted up to one side that two second fixed plates 11 lie in two second spouts 10 respectively, slidable mounting has first rack 13 and second rack 14 in two third spouts 12 respectively, the one end of first rack 13 and second rack 14 passes through welded fixed connection with one side of two second fixed plates 11 respectively.

In this embodiment, the gear 15 is fixedly sleeved on the outer side of the rectangular rod 19 in the through hole by welding, the first rack 13 and the second rack 14 are meshed with the gear 15, and when the rectangular rod 19 rotates, the gear 15 can drive the first rack 13 and the second rack 14 to move.

In this embodiment, the bottom inner wall of first spout 6 has first bearing through welded fastening, the inner circle of first bearing passes through welded fastening with the outside of threaded rod 17 to be connected, the top inner wall of thread groove 16 has the second bearing through welded fastening, the inner circle of second bearing passes through welded fastening with the outside of rectangular rod 19 to be connected, when threaded rod 17 and rectangular rod 19 rotated, first bearing can play firm threaded rod 17 pivoted effect, the second bearing can play firm rectangular rod 19 pivoted effect.

In this embodiment, the fourth spout has all been seted up to the both sides inner wall of first spout 6, and equal slidable mounting has first stopper 8 in two fourth spouts, and two first stoppers 8 pass through welded fastening with the both sides of slider 7 respectively and are connected, and when slider 7 removed, two first stoppers 8 can play the effect spacing to slider 7.

In this embodiment, the fifth chutes have been all seted up to the top inner wall and the bottom inner wall of two second chutes 10, and equal slidable mounting has second stopper 20 in four fifth chutes, and four second stoppers 20 pass through welded fastening with the top and the bottom of two second fixed plates 11 respectively and are connected, and when two second fixed plates 11 removed, four second stoppers 20 can play the effect spacing to two second fixed plates 11 respectively.

In this embodiment, when the device is used, the motor 4 can be turned on, the motor 4 drives the threaded rod 17 to rotate, the threaded rod 17 drives the slider 7 and the first fixing plate 9 to move upwards, the threaded rod 17 drives the rectangular rod 19 to rotate, the rectangular rod 19 drives the gear 15 to rotate, the gear 15 drives the first rack 13 and the second rack 14 to move, the first rack 13 and the second rack 14 move to respectively drive the two second fixing plates 11 to move, so that the two second fixing plates 11 can expand the use area, when the device is used, the motor 4 can be turned backwards by turning on the motor 4, the motor 4 drives the threaded rod 17 to rotate, the threaded rod 17 drives the slider 7 and the first fixing plate 9 to move downwards, thereby reducing the vertical occupied volume, the threaded rod 17 drives the rectangular rod 19 to rotate, the rectangular rod 19 drives the gear 15 to rotate, the gear 15 drives the first rack 13 and the second rack 14 to, the first rack 13 and the second rack 14 move to respectively drive the two second fixing plates 11 to move, so that the transverse occupied volume is reduced, and then the four rollers 2 can conveniently move.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A teaching frame for Chinese teaching comprises a base (1) and is characterized in that four rollers (2) are rotatably mounted at the bottom of the base (1), a rectangular block (5) is fixedly mounted at the top of the base (1), a first sliding chute (6) is formed in the top of the rectangular block (5), a sliding block (7) is slidably mounted in the first sliding chute (6), a first fixing plate (9) is fixedly mounted at the top of the sliding block (7), a first empty groove (3) is formed in the base (1), a motor (4) is fixedly mounted on the inner wall of the bottom of the first empty groove (3), the same threaded groove (16) is formed in the bottom of the sliding block (7) and the first fixing plate (9), a threaded rod (17) is mounted in the threaded groove (16), an output shaft of the motor (4) is fixedly connected with one end of the threaded rod (17), a rectangular groove (18) is formed in the top of the threaded rod (, sliding mounting has rectangular pole (19) in rectangular channel (18), second spout (10) have all been seted up to the both sides of first fixed plate (9), equal sliding mounting has second fixed plate (11) in two second spout (10), same through-hole has been seted up on one side inner wall of two second spout (10), the through-hole communicates with each other with thread groove (16), third spout (12) have all been seted up to one side that two second fixed plate (11) lie in two second spout (10) respectively, sliding mounting has first rack (13) and second rack (14) in two third spout (12) respectively, the one end of first rack (13) and second rack (14) respectively with one side fixed connection of two second fixed plate (11).

2. A teaching frame for Chinese teaching according to claim 1, wherein the rectangular rod (19) is fixedly sleeved with a gear (15) at the outer side of the through hole, and the first rack (13) and the second rack (14) are engaged with the gear (15).

3. The teaching frame for Chinese teaching according to claim 1, wherein the first sliding groove (6) is fixedly provided with a first bearing on the inner bottom wall, the inner ring of the first bearing is fixedly connected with the outer side of the threaded rod (17), the threaded groove (16) is fixedly provided with a second bearing on the inner top wall, and the inner ring of the second bearing is fixedly connected with the outer side of the rectangular rod (19).

4. The teaching frame for Chinese teaching according to claim 1, wherein the inner walls of the first sliding grooves (6) are provided with fourth sliding grooves, the first limiting blocks (8) are slidably mounted in the fourth sliding grooves, and the two first limiting blocks (8) are respectively fixedly connected with the two sides of the sliding block (7).

5. The teaching frame for Chinese teaching according to claim 1, wherein the top inner walls and the bottom inner walls of the two second sliding grooves (10) are respectively provided with a fifth sliding groove, the four fifth sliding grooves are respectively and slidably provided with a second limiting block (20), and the four second limiting blocks (20) are respectively and fixedly connected with the top and the bottom of the two second fixing plates (11).