CN211294344U

CN211294344U - Portable retractable literal arts teaching aid

Info

Publication number: CN211294344U
Application number: CN202020245148.2U
Authority: CN
Inventors: 周海莲
Original assignee: Weifang Engineering Vocational College
Current assignee: Weifang Engineering Vocational College
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-08-18
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses a portable retractable literal arts teaching aid, the on-line screen storage device comprises a base, four turning fixedly connected with of base upper surface push away the jar, the upper end swing joint of pushing away the jar has the catch bar, the upper end fixedly connected with support frame of catch bar, the draw-in groove has been seted up to the outward flange of support frame upper surface, the mounting groove has been seted up to the middle department of support frame upper surface, the inboard rotation of mounting groove is connected with the rotor plate, the board is placed to the upper end fixedly connected with of rotor plate, place the outward flange fixedly connected with cardboard of board bottom, just the cardboard with draw-in groove swing joint, the last fixed surface that places the board is connected with the guardrail, the upper end fixedly connected with handrail of guardrail. This kind of portable retractable literal arts teaching aid adjusts the height of placing the board through promoting the jar, plays the guard action through the guardrail, adjusts through mounting groove and rotor plate and places the board, improves the stability of placing the board through draw-in groove and cardboard.

Description

Portable retractable literal arts teaching aid

Technical Field

The utility model relates to a teaching aid field specifically is a portable retractable literal arts teaching aid.

Background

The teaching aid is a Chinese vocabulary, and the Chinese pinyin refers to a model, a real object, a specimen, an instrument, a chart, a slide show and the like for explaining something, and comprises teaching equipment, a teaching instrument, practical training equipment, education equipment, experimental equipment, a teaching specimen, a teaching model and the like.

According to the patent number "CN 201520159939.2", the utility model discloses a portable retractable type teaching aid for literal arts, which comprises a display screen, a display board, a retractable frame and a base, wherein one side of the display screen is provided with a USB interface, a memory, a control button and a switch button, the memory, the control button and the switch button are electrically connected, the other side of the display screen is provided with a rotating shaft, the rotating shaft is connected with the display board, the bottom of the display screen is connected with a supporting plate, the bottom of the supporting plate is connected with the retractable frame, the retractable frame is connected with an automatic retractable rod arranged in the base, the outside of the base is provided with the retractable button, the inside of the base is also provided with a rack and a gear, the utility model has simple structure, can input the content of the lesson into the memory, directly call out the teacher in class for looking up, effectively facilitates the teacher to go to lesson, the demonstration board can combine learning knowledge with the recreation of filling in a picture, improves student's interest in learning, has fine effect to the problem that present university student's attention is not concentrated on class, can freely adjust teaching aid height simultaneously, is fit for various height crowds and uses, but this scheme still has some weak points.

This scheme is when using, and the user uses comparatively trouble, and complex operation uses comparatively not convenient for, and when using, is not convenient for according to demand adjusting device's angular position, uses troublesome, for this reason, we provide a portable retractable literary composition teaching aid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable retractable literal arts teaching aid has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a portable telescopic type cultural teaching aid comprises a base, wherein four corners of the upper surface of the base are fixedly connected with a pushing cylinder, the upper end of the pushing cylinder is movably connected with a pushing rod, and the upper end of the pushing rod is fixedly connected with a supporting frame;

the outer edge of the upper surface of the supporting frame is provided with a clamping groove, the middle of the upper surface of the supporting frame is provided with a mounting groove, the inner side of the mounting groove is rotatably connected with a rotating plate, and the upper end of the rotating plate is fixedly connected with a placing plate;

the outer edge of the bottom of the placing plate is fixedly connected with a clamping plate, the clamping plate is movably connected with the clamping groove, the upper surface of the placing plate is fixedly connected with a guardrail, and the upper end of the guardrail is fixedly connected with a handrail.

As a preferred embodiment of the present invention, the base is fixedly connected with a control panel in the middle of the front surface, and the pushing cylinder is connected with the control panel through a wire.

As a preferred embodiment of the utility model, four corners of base bottom are rotated and are connected with the removal wheel, the side swing joint who removes the wheel has the buckle.

As a preferred embodiment of the present invention, the guard bars are uniformly distributed on the outer edge of the upper surface of the placing plate, and the guard bars are made of stainless steel.

As a preferred embodiment of the present invention, the surface of the handrail is fixedly connected with a protection pad, and the protection pad is made of rubber.

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

1. the utility model discloses a portable retractable literal arts teaching aid starts the promotion jar through control panel, and the promotion jar promotes the catch bar, and the catch bar promotes the support frame, and the support frame promotes and places the board to be convenient for adjust the height of placing the board according to the demand, the user of being convenient for uses, plays the guard action through guardrail and handrail, avoids the teaching aid to drop;

2. the utility model discloses a portable retractable literal arts teaching aid through rotating the rotor plate along the mounting groove, and the rotor plate drives places the board and rotates to the user regulation of being convenient for places the board, and the user of being convenient for uses, and the draw-in groove that is equipped with through the support frame surface cooperatees with the cardboard of placing the board bottom and being equipped with, improves the stability of placing the board when rotating, thereby improves the stability of device, this novel operation of being convenient for, comparatively practical is fit for extensively promoting and using.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is the utility model relates to a main view cross-section of portable retractable literal arts teaching aid.

In the figure: base 1, control panel 11, removal wheel 12, buckle 13, push cylinder 14, catch bar 15, support frame 2, draw-in groove 21, mounting groove 22, rotor plate 23, place board 3, cardboard 31, guardrail 32, handrail 33, protection pad 34.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1, the present invention provides a technical solution: a portable telescopic type cultural teaching aid comprises a base 1, wherein four corners of the upper surface of the base 1 are fixedly connected with a pushing cylinder 14, the upper end of the pushing cylinder 14 is movably connected with a pushing rod 15, and the upper end of the pushing rod 15 is fixedly connected with a supporting frame 2;

a clamping groove 21 is formed in the outer edge of the upper surface of the support frame 2, an installation groove 22 is formed in the middle of the upper surface of the support frame 2, a rotating plate 23 is rotatably connected to the inner side of the installation groove 22, and a placing plate 3 is fixedly connected to the upper end of the rotating plate 23;

the outer edge of the bottom of the placing plate 3 is fixedly connected with a clamping plate 31, the clamping plate 31 is movably connected with the clamping groove 21, the upper surface of the placing plate 3 is fixedly connected with a guardrail 32, the upper end of the guardrail 32 is fixedly connected with a handrail 33, in the embodiment (as shown in figure 1), the control panel 11 is used for starting the pushing cylinder 14, the pushing cylinder 14 is used for pushing the pushing rod 15, the pushing rod 15 is used for pushing the supporting frame 2, the supporting frame 2 is used for pushing the placing plate 3, so that the height of the placing plate 3 can be conveniently adjusted according to requirements, the use by a user is convenient, the guardrail 32 and the handrail 33 play a role of protection, the falling of a teaching aid is avoided, the rotating plate 23 is rotated along the mounting groove 22, the rotating plate 23 drives the placing plate 3 to rotate, so that the user can conveniently adjust the placing plate 3, the use by the user is convenient, the stability when placing board 3 and rotating is improved to improve the stability of device.

Referring to fig. 1, a control panel 11 is fixedly connected to the middle of the front surface of the base 1, and the pushing cylinder 14 is connected to the control panel 11 through a wire, and plays a role in control through the control panel 11.

Referring to fig. 1, moving wheels 12 are rotatably connected to four corners of the bottom of the base 1, a buckle 13 is movably connected to a side surface of the moving wheel 12, and the moving device is convenient to move through the moving wheels 12 and the buckle 13.

Referring to fig. 1, the guardrails 32 are uniformly distributed on the outer edge of the upper surface of the placing plate 3, and the guardrails 32 are made of stainless steel, and play a role in protection through the guardrails 32.

Referring to fig. 1, a protection pad 34 is fixedly connected to a surface of the handrail 33, and the protection pad 34 is made of rubber, and plays a role of protection through the protection pad 34.

The working principle is as follows: it should be noted that the utility model is a portable telescopic type teaching aid for cultural and scientific teaching, which comprises a base 1, a control panel 11, a moving wheel 12, a buckle 13, a pushing cylinder 14, a pushing rod 15, a support frame 2, a clamping groove 21, a mounting groove 22, a rotating plate 23, a placing plate 3, a clamping plate 31, a guardrail 32, a handrail 33 and a protective pad 34, wherein the components are all universal standard components or components known by technicians in the field, and the structure and principle of the components can be known by technical manuals or conventional experimental methods, when the utility model is used, a user starts the pushing cylinder 14 through the control panel 11, the pushing cylinder 14 pushes the pushing rod 15, the pushing rod 15 pushes the support frame 2, and the support frame 2 pushes the placing plate 3, thereby being convenient for adjusting the height of the placing plate 3 according to requirements and being convenient for the user to use, and playing a protective role through the guardrail 32 and the handrail 33, avoid the teaching aid to drop, through rotating rotor plate 23 along mounting groove 22, rotor plate 23 drives places board 3 and rotates to be convenient for the user regulation place board 3, convenient to use user uses, and draw-in groove 21 that is equipped with through 2 surfaces of support frame cooperatees with the cardboard 31 of placing board 3 bottoms and being equipped with, improves the stability of placing board 3 when rotating, thereby improves the stability of device.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a portable retractable literal arts teaching aid, includes base (1), its characterized in that: four corners of the upper surface of the base (1) are fixedly connected with pushing cylinders (14), the upper ends of the pushing cylinders (14) are movably connected with pushing rods (15), and the upper ends of the pushing rods (15) are fixedly connected with supporting frames (2);

a clamping groove (21) is formed in the outer edge of the upper surface of the support frame (2), an installation groove (22) is formed in the middle of the upper surface of the support frame (2), a rotating plate (23) is rotatably connected to the inner side of the installation groove (22), and a placing plate (3) is fixedly connected to the upper end of the rotating plate (23);

the outer edge of the bottom of the placing plate (3) is fixedly connected with a clamping plate (31), the clamping plate (31) is movably connected with the clamping groove (21), the upper surface of the placing plate (3) is fixedly connected with a guardrail (32), and the upper end of the guardrail (32) is fixedly connected with a handrail (33).

2. A portable telescopic type literal teaching aid according to claim 1, wherein: the middle of the front surface of the base (1) is fixedly connected with a control panel (11), and the pushing cylinder (14) is connected with the control panel (11) through a wire.

3. A portable telescopic type literal teaching aid according to claim 1, wherein: four corners of base (1) bottom are rotated and are connected with removal wheel (12), the side swing joint of removing wheel (12) has buckle (13).

4. A portable telescopic type literal teaching aid according to claim 1, wherein: the guardrails (32) are uniformly distributed on the outer edge of the upper surface of the placing plate (3), and the guardrails (32) are made of stainless steel.

5. A portable telescopic type literal teaching aid according to claim 1, wherein: the surface of the handrail (33) is fixedly connected with a protection pad (34), and the protection pad (34) is made of rubber.