CN211928817U

CN211928817U - Show shelf for mathematical education convenient to adjust

Info

Publication number: CN211928817U
Application number: CN202020926128.1U
Authority: CN
Inventors: 马蓓蓓
Original assignee: Chengdu Normal University
Current assignee: Chengdu Normal University
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-11-13
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a display rack for mathematical education convenient to adjust, the middle of the upper end face of a base is fixedly connected with a fixed pipe, the inner surface of the fixed pipe is connected with a lifting pipe in a sliding way, the lower end of the inner surface of the lifting pipe is provided with a spacing ring, the upper end face of the base is fixedly connected with a spacing rod in the fixed pipe, one end of the spacing rod far away from the base is fixedly connected with a limiting block on the spacing ring, a spring A is connected between the lower end face of the spacing ring and the upper end face of the base and on the outer side wall of the spacing rod, the upper end of the outer surface of the fixed pipe is fixedly connected with a fixed plate group, the fixed plate group consists of 4 fixed plates, the outer surface of the lifting pipe is provided with a fixed sleeve, the inner surface of the fixed sleeve is in threaded connection with the outer surface of the fixed plates, when the height of, can make the elevator pipe drive the show board laborsaving when shifting up, be convenient for adjust.

Description

Show shelf for mathematical education convenient to adjust

Technical Field

The utility model relates to a show shelf technical field, concrete field is a show shelf for mathematical education convenient to adjust.

Background

Mathematics is a subject of researching concepts such as quantity, structure, change, space and information, and belongs to a form science from a certain angle, the display rack can be divided into a floor type display rack, a magnetic suspension display rack, a table type display rack, a hanging type display rack, a special-shaped display rack, a theme display pile and a rotary display rack according to styles, and can be divided into a paper display rack, a metal display rack, an organic glass display rack, a plastic display rack, a PVC display rack, a composite material display rack, a titanium alloy display rack, a display rack can be divided into a display rack, a clothing display rack, a food display rack, a lubricating oil display rack, a toy display rack, a digital product display rack, a daily necessities display rack, a data display rack, an ornament display rack, a propaganda display rack, a cosmetics display rack and the like according to purposes, although the types and the quantity of the display racks for mathematical teaching on the market are very large, however, most of the display stands for mathematical education are labor-consuming and inconvenient to adjust when the height of the display plate is adjusted upwards due to the weight of the display plate, and therefore the display stands for mathematical education convenient to adjust are provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a show shelf for mathematical education convenient to adjust to it is very much with quantity to provide the show shelf for mathematical education on the existing market in solving above-mentioned background art, but most show shelf for mathematical education is more hard when upwards height-adjusting because the weight of show board, the problem of inconvenient regulation.

In order to achieve the above object, the utility model provides a following technical scheme: a display rack convenient to adjust for mathematical education comprises a base, wherein a fixed pipe is fixedly connected in the middle of the upper end face of the base, an elevator pipe is connected on the inner surface of the fixed pipe in a sliding manner, a limiting ring is arranged at the lower end of the inner surface of the elevator pipe, a limiting rod is fixedly connected on the upper end face of the base and in the fixed pipe, one end of the limiting rod, which is far away from the base, is fixedly connected with a limiting block on the limiting ring, a spring A is connected between the lower end face of the limiting ring and the upper end face of the base and on the outer side wall of the limiting rod, a fixing sheet group is fixedly connected at the upper end of the outer surface of the fixed pipe and consists of 4 fixing sheets, a fixing sleeve is arranged on the outer surface of the elevator pipe, the inner surface of the fixing sleeve is in threaded connection with the outer surfaces of the fixing sheets, a display board, two side surfaces of the display board are symmetrically and slidably connected with baffles.

Preferably, the lower terminal surface of stopper and the outside at the gag lever post are connected with spring B's one end, spring B's the other end and be connected with the buffering ring in the outside of gag lever post, the buffering ring is located the upper portion of gag lever post.

Preferably, the fixed pipe is a cylindrical fixed pipe, the elevator pipe is a cylindrical elevator pipe, the inner surface equidistance of fixed pipe is equipped with 4 groups of pulley blocks, the surface and the pulley block roll connection of elevator pipe.

Preferably, the display board is a magnetic display board.

Preferably, a light supplement lamp is arranged at the upper end of the front surface of the display board.

Preferably, the four corners of the edge of the lower end face of the base are provided with universal wheels, and the universal wheels are provided with brakes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a show shelf for mathematical education convenient to adjust, cooperation through between fixed cover and the stationary blade, can make the position relatively fixed between fixed pipe and the fall way, when needs adjusting device's height, an ascending effort is applyed to the spacing ring through spring A, it is laborsaving when can making the fall way drive the show board and shift up, be convenient for adjust, the effectual show shelf for mathematical education of having solved is owing to the weight of show board, it is harder when making progress height-adjusting, the problem of inconvenient regulation, at the buffering ring, under the cooperation of spring B and stopper, make the fall way can cushion the shock attenuation, the light filling lamp can carry out the light filling, play the function of eyeshield, universal wheel convenience device's bulk movement, the surface and the assembly pulley roll connection of fall way, can make more smooth and easy of displacement between fall way and the fixed pipe.

Drawings

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

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

fig. 3 is a schematic diagram of the right-side view structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 2.

In the figure: 1-base, 2-fixed tube, 3-lifting tube, 4-spacing ring, 5-spacing rod, 6-spacing block, 7-spring A, 8-fixing piece, 9-fixing sleeve, 10-display board, 11-mathematical teaching aid storage groove, 12-baffle, 13-spring B, 14-buffer ring, 15-light supplement lamp, 16-universal wheel and 17-pulley block.

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.

The description of the directions (up, down, left, right, front, and back) is made with reference to the structure shown in fig. 1 of the drawings attached to the specification, but the practical direction of the present invention is not limited thereto.

Referring to fig. 1-4, the present invention provides a technical solution: a display stand convenient to adjust for mathematical education comprises a base 1, wherein the base 1 is a component for supporting an integral device, a fixed tube 2 is fixedly connected to the middle of the upper end face of the base 1, the base 1 is fixedly connected with the fixed tube 2 to form an integral body, an elevator tube 3 is slidably connected to the inner surface of the fixed tube 2, a limiting ring 4 is arranged at the lower end of the inner surface of the elevator tube 3, a limiting rod 5 is fixedly connected to the upper end face of the base 1 in the fixed tube 2, the limiting rod 5 plays a role in limiting position, a limiting block 6 is fixedly connected to the limiting ring 4 at one end of the limiting rod 5 far away from the base 1, a spring A7 is connected between the lower end face of the limiting ring 4 and the upper end face of the base 1 and on the outer side wall of the limiting rod 5, an upward acting force can be applied to the limiting ring 4 by the spring A7, a fixed sheet set is fixedly connected to the upper, the fixed sheet group consists of 4 fixed sheets 8, the fixed sheets 8 are made of resin materials, the outer surface of the lifting pipe 3 is provided with a fixed sleeve 9, the inner surface of the fixed sleeve 9 is in threaded connection with the outer surface of the fixed sheets 8, the fixing sheet 8 is tightly attached to the outer surface of the lifting pipe 3 through the threaded connection of the fixing sleeve 9 and the fixing sheet 8, so that the position between the fixing pipe 2 and the lifting pipe 3 is relatively fixed, the lifting pipe 3 is provided with a display board 10 at one end far away from the base 1, mathematical teaching aid storage grooves 11 are symmetrically arranged in the display board 10, the mathematical teaching aid storage grooves 11 can be used for storing mathematical teaching aids such as set squares for mathematical teaching, two lateral surfaces of the display board 10 are symmetrically connected with baffle plates 12 in a sliding way, the baffle plates 12 can move up and down along the display board 10, thing groove 11 is put to mathematics teaching aid realizes sealing and opens and shuts, prevents that the teaching aid that mathematics teaching used from putting thing groove 11 random roll-off at the mathematics teaching aid.

Specifically speaking, the lower terminal surface of stopper 6 and the one end that has spring B13 at the external connection of gag lever post 5, the other end of spring B13 and be connected with buffering ring 14 in the outside of gag lever post 5, buffering ring 14 is located the upper portion of gag lever post 4, and when elevator pipe 3 drove spacing ring 4 and shifts up, spacing ring 4 and the lower surface contact of buffering ring 14 made elevator pipe 3 can cushion the shock attenuation under the cooperation of buffering ring 14, spring B13 and stopper 6.

Specifically, fixed pipe 2 is the fixed pipe of cylinder, the fall way 3 is the cylinder fall way, the internal surface equidistance of fixed pipe 2 is equipped with 4 group's assembly pulley 17, the surface and the assembly pulley 17 roll connection of fall way 3.

Specifically, the display board 10 is a magnetic display board and can be used in combination with a magnetic magnet.

Specifically, the light supplement lamp 15 is arranged at the upper end of the front surface of the display board 10, so that light supplement can be performed, and the eye protection function is achieved.

Particularly, the lower terminal surface edge four corners of base 1 is equipped with universal wheel 16, universal wheel 16 is the universal wheel of stopping for the area, makes things convenient for device's bulk movement.

The working principle is as follows: the utility model relates to a display frame for mathematical education convenient to adjust, when not using, make stationary blade 8 tightly laminate with the surface of fall way 3 through fixed cover 9 and stationary blade 8 threaded connection, the position between fixed pipe 2 and fall way 3 is relatively fixed, fall way 3 is totally retracted into fixed pipe 2 at this moment, spring A7 is in the state of being compressed at this moment, when the height of adjusting device is required, through relatively separating fixed cover 9 and stationary blade 8, carry on to lift up fall way 3, spacing ring 4 in fall way 3 receives an effort that spring A7 exerts upwards at this moment, spacing ring 4 drives fall way 3 to move up, can make the device laborsaving when adjusting upwards to the height of suitable position, when adjusting to the height of suitable position, make the position between fixed pipe 2 and fall way 3 relatively fixed through fixed cover 9 and stationary blade 8, when rise a straight migration of fall way 3, the spacing ring 4 contacts with the lower surface of the buffer ring 14, under the cooperation of the buffer ring 14, the spring B13 and the limiting block 6, the lifting pipe 3 can buffer and absorb shock, and the universal wheel 16 is responsible for the overall movement of the device.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 mathematical education convenient to adjust, includes base (1), its characterized in that: the lifting pipe is characterized in that a fixed pipe (2) is fixedly connected in the middle of the upper end face of the base (1), an elevator pipe (3) is connected to the inner surface of the fixed pipe (2) in a sliding manner, a limit ring (4) is arranged at the lower end of the inner surface of the elevator pipe (3), a limit rod (5) is fixedly connected to the upper end face of the base (1) in the fixed pipe (2), a limit block (6) is fixedly connected to one end of the limit rod (5) far away from the base (1) and on the limit ring (4), a spring A (7) is connected between the lower end face of the limit ring (4) and the upper end face of the base (1) and on the outer side wall of the limit rod (5), a fixed plate group is fixedly connected to the upper end of the outer surface of the fixed pipe (2), the fixed plate group is composed of 4 fixed plates (8), a fixed sleeve (9) is arranged on the outer surface of the elevator pipe (3), the inner, one end that base (1) was kept away from in tedding (3) is equipped with show board (10), the symmetry is equipped with mathematics teaching aid and puts thing groove (11) in show board (10), the both sides face symmetry sliding connection of show board (10) has baffle (12).

2. The easy-to-adjust display stand for mathematics teaching of claim 1, wherein: the lower terminal surface of stopper (6) and the one end that has spring B (13) in the external connection of gag lever post (5), the other end of spring B (13) and be connected with buffer ring (14) in the outside of gag lever post (5), buffer ring (14) are located the upper portion of gag lever post (4).

3. The easy-to-adjust display stand for mathematics teaching of claim 1, wherein: the fixed pipe (2) is the fixed pipe of cylinder, the fall way (3) are the cylinder fall way, the internal surface equidistance of fixed pipe (2) is equipped with 4 group's assembly pulley (17), the surface and the assembly pulley (17) roll connection of fall way (3).

4. The easy-to-adjust display stand for mathematics teaching of claim 1, wherein: the display board (10) is a magnetic display board.

5. The easy-to-adjust display stand for mathematics teaching of claim 1, wherein: and a light supplement lamp (15) is arranged at the upper end of the front surface of the display board (10).

6. The easy-to-adjust display stand for mathematics teaching of claim 1, wherein: the universal wheel (16) is arranged at four corners of the edge of the lower end face of the base (1), and the universal wheel (16) is a brake universal wheel.