CN214492371U

CN214492371U - A lifting and folding easel for art design

Info

Publication number: CN214492371U
Application number: CN202120085337.2U
Authority: CN
Inventors: 王艺霖
Original assignee: Zhengzhou Preschool Education College
Current assignee: Zhengzhou Preschool Education College
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-10-26
Anticipated expiration: 2031-01-13

Abstract

The utility model belongs to the technical field of easels, in particular to a lifting and folding easel for art design. The easels currently on the market are inconvenient for height adjustment, and at the same time, it is inconvenient to store and fold a drawing board, which is easy to cause the drawing board to be contaminated with dust. The following scheme includes a bottom plate, four telescopic rods are arranged on the top of the bottom plate, the top ends of the four telescopic rods are connected with the same top plate, the bottom of the bottom plate is provided with four support legs, and the top of the bottom plate is provided with an internally threaded sleeve, The inner thread of the inner threaded casing is connected with a threaded rod, the top of the threaded rod is fixedly installed with the bottom of the top plate, the top of the bottom plate is rotatably installed with a hand lever, and the hand lever is rotatably connected with the inner threaded casing, and the top of the top plate is rotated and installed with a The top of the support column is rotatably installed with a drawing board. The easel of the utility model is convenient for height adjustment, convenient for storing and folding the drawing board, and preventing the drawing board from being contaminated with dust.

Description

Fine arts design is with folding easel that goes up and down

Technical Field

The utility model relates to an easel technical field especially relates to an easel is folded with going up and down to fine arts design.

Background

The art design is a conception or plan, and the creation process of visualizing and visualizing the conception or plan through certain aesthetic concepts and expression techniques, namely, the idea of the designer is embodied, and what is not the intention is changed into something.

The easel on the existing market is not convenient for carry out altitude mixture control, is not convenient for accomodate the drawing board simultaneously and folds, causes the drawing board to be infected with the dust easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the easel in the existing market and not being convenient for carry out altitude mixture control, be not convenient for accomodate the drawing board folding simultaneously, cause the drawing board to be infected with the shortcoming of dust easily, and the fine arts design that provides is with folding easel that goes up and down.

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

the utility model provides a fine arts design is with folding easel that goes up and down, comprising a base plate, the top of bottom plate is provided with four telescopic links, the top of four telescopic links is connected with same top board, the bottom of bottom plate is provided with four and props the leg, the top of bottom plate is provided with the internal thread sleeve pipe, internal thread sleeve pipe female connection has the threaded rod, the top of threaded rod and the bottom fixed mounting of top board, the top of bottom plate is rotated and is installed hand pole, hand pole rotates with the internal thread sleeve pipe and is connected, the top of top board is rotated and is installed the support column, the top of support column is rotated and is installed the drawing board, the front symmetry of drawing board is provided with the compact structure, two bracing are installed in the back rotation of drawing board, the groove of accomodating has been seted up at the top of top board, a plurality of slots have been seted up to the symmetry on the bottom inner wall of accomodating the groove, bracing and slot swing joint.

Preferably, compact structure includes piece, two minor axes, compressing tightly strip and two torsional springs, and two equal fixed mounting of piece are in the front of drawing board, and two minor axes and two piece rotate to be connected, and two minor axes all with compressing tightly strip fixed mounting, and two torsional spring covers are established in the outside of two minor axes, the one end and the compressing tightly strip fixed mounting of torsional spring, the other end and the piece fixed mounting of torsional spring.

Preferably, the top fixed mounting of bottom plate has two bracing pieces, and the hand rocker rotates and installs in the outside of two bracing pieces, and the one end fixed mounting of hand rocker has the crank.

Preferably, a worm is fixedly mounted on the hand-operated rod, a worm wheel is sleeved on the outer side of the internal thread sleeve, and the worm is meshed with the worm wheel.

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

(1) according to the scheme, the crank, the hand rocker, the worm and the worm wheel drive the internal thread sleeve to rotate, the internal thread sleeve pushes the top plate to move upwards through the threaded rod, the top plate pushes the drawing board to move upwards, height adjustment can be carried out, and different height using requirements can be met;

(2) the drawing board is turned over, and the two inclined struts are in contact with the two slots, so that the drawing board can be supported, and the inclination angle can be adjusted;

(3) can fix drawing paper through two compressing tightly the strip, the torsional spring of setting can provide pressure for compressing tightly the strip, removes the support of two bracing, supports the drawing board through the support column, rotates 180 degrees with the drawing board for the front upset of drawing board is down, makes the drawing board can get into and accomodate the inslot, conveniently accomodates, avoids being infected with the dust.

The utility model discloses the easel is convenient for carry out the altitude mixture control, is convenient for accomodate the drawing board foldingly, avoids causing the drawing board to be infected with the dust.

Drawings

Fig. 1 is a schematic structural view of a lifting folding easel for art design according to the present invention;

FIG. 2 is a schematic side view of the foldable easel for artistic designing according to the present invention;

fig. 3 is the utility model provides a A part schematic structure of folding easel for art design.

In the figure: 1. a base plate; 2. supporting legs; 3. a telescopic rod; 4. a top plate; 5. a receiving groove; 6. a slot; 7. bracing; 8. a drawing board; 9. slicing; 10. compressing the strips; 11. a minor axis; 12. a support pillar; 13. a torsion spring; 14. an internally threaded sleeve; 15. a threaded rod; 16. a support bar; 17. a hand lever; 18. a crank; 19. a worm; 20. a worm gear.

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 lifting folding easel for art design comprises a bottom plate 1, four telescopic rods 3 are arranged at the top of the bottom plate 1, the top ends of the four telescopic rods 3 are connected with a same top plate 4, four supporting legs 2 are arranged at the bottom of the bottom plate 1, an internal thread sleeve 14 is arranged at the top of the bottom plate 1, a threaded rod 15 is connected with the internal thread sleeve 14 in a threaded manner, the top end of the threaded rod 15 is fixedly installed with the bottom of the top plate 4 by welding, a hand lever 17 is rotatably installed at the top of the bottom plate 1, the hand lever 17 is rotatably connected with the internal thread sleeve 14, a supporting column 12 is rotatably installed at the top of the top plate 4, a drawing board 8 is rotatably installed at the top end of the supporting column 12, a compression structure is symmetrically arranged on the front side of the drawing board 8, two inclined struts 7 are rotatably installed at the back side of the drawing board 8, an accommodating groove 5 is formed at the top of the top plate 4, a plurality of inserting grooves 6 are symmetrically formed on the inner wall of the bottom of the accommodating groove 5, the inclined strut 7 is movably connected with the slot 6.

In this embodiment, hold-down structure includes piece 9, two minor axes 11, compressing strip 10 and two torsional springs 13, two pieces 9 all install in the front of drawing board 8 through welded fastening, two minor axes 11 rotate with two pieces 9 and be connected, two minor axes 11 all install through welded fastening with compressing strip 10, two torsional springs 13 cover are established in the outside of two minor axes 11, torsional spring 13's one end passes through welded fastening with compressing strip 10 and installs, torsional spring 13's the other end passes through welded fastening with piece 9 and installs.

In this embodiment, two bracing pieces 16 are installed through welded fastening in the top of bottom plate 1, and hand rocking bar 17 rotates and installs in the outside of two bracing pieces 16, and welded fastening is installed through welded fastening in the one end of hand rocking bar 17 and is rocked 18.

In this embodiment, a worm 19 is fixedly installed on the hand lever 17 by welding, a worm wheel 20 is sleeved outside the internal thread sleeve 14, and the worm 19 is meshed with the worm wheel 20.

Example two

Referring to fig. 1-3, a lifting folding easel for art design comprises a bottom plate 1, four telescopic rods 3 are arranged at the top of the bottom plate 1, the telescopic rods 3 can be stretched, the top ends of the four telescopic rods 3 are connected with a same top plate 4, four supporting legs 2 are arranged at the bottom of the bottom plate 1, an internal thread sleeve 14 is arranged at the top of the bottom plate 1, threads are arranged inside the internal thread sleeve 14, a threaded rod 15 is connected with the internal thread sleeve 14 in a threaded manner, the top end of the threaded rod 15 is fixedly installed at the bottom of the top plate 4, a hand lever 17 is rotatably installed at the top of the bottom plate 1, the hand lever 17 is rotatably connected with the internal thread sleeve 14, a supporting column 12 is rotatably installed at the top of the supporting column 12, a drawing board 8 is rotatably installed at the top end of the drawing board 8, a compression structure is symmetrically arranged at the front of the drawing board 8, two inclined struts 7 are rotatably installed at the back of the drawing board 8, a containing groove 5 is formed at the top of the top plate 4, a plurality of slots 6 have been seted up to the symmetry on the bottom inner wall of accomodating groove 5, and bracing 7 and slot 6 swing joint can support drawing board 8.

In this embodiment, compact structure includes piece 9, two minor axes 11, compressing strip 10 and two torsional springs 13, two equal fixed mounting of piece 9 are in the front of drawing board 8, two minor axes 11 rotate with two pieces 9 and are connected, two minor axes 11 all with compressing strip 10 fixed mounting, two torsional springs 13 cover are established in the outside of two minor axes 11, the one end and the compressing strip 10 fixed mounting of torsional spring 13, the other end and the piece 9 fixed mounting of torsional spring 13, torsional spring 13 provides torsion for compressing strip 10, can be fixed to the drawing paper.

In this embodiment, two supporting rods 16 are fixedly mounted at the top of the bottom plate 1, the hand rocking rod 17 is rotatably mounted at the outer sides of the two supporting rods 16, the crank 18 is fixedly mounted at one end of the hand rocking rod 17, and the hand rocking rod 17 is supported by the supporting rods 16.

In this embodiment, a worm 19 is fixedly mounted on the hand lever 17, a worm wheel 20 is sleeved outside the internal thread sleeve 14, and the worm 19 is meshed with the worm wheel 20.

In this embodiment, all the structures in the application can be selected according to the actual use condition, the drawings are schematic structural diagrams, and the specific actual size can be adjusted appropriately.

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 lifting and folding easel for art design, comprising a bottom plate (1), four telescopic rods (3) are arranged on the top of the bottom plate (1), and the tops of the four telescopic rods (3) are connected with the same top plate (4) A There is a threaded rod (15), the top of the threaded rod (15) is fixedly installed with the bottom of the top plate (4), the top of the bottom plate (1) is rotatably installed with a hand rocker (17), the hand rocker (17) and the inner thread The sleeve (14) is rotatably connected, the top of the top plate (4) is rotatably installed with a support column (12), the top of the support column (12) is rotatably installed with a drawing board (8), and the front of the drawing board (8) is symmetrically provided with a pressing Structure, two diagonal braces (7) are rotatably installed on the back of the drawing board (8), a storage slot (5) is opened on the top of the top plate (4), and a plurality of slots are symmetrically opened on the bottom inner wall of the storage slot (5). (6), the diagonal brace (7) is movably connected with the slot (6).

2 . The lifting and folding easel for art design according to claim 1 , wherein the pressing structure comprises a piece ( 9 ), two short shafts ( 11 ), a pressing bar ( 10 ) and two two torsion springs (13), two pieces (9) are fixedly installed on the front of the drawing board (8), two short shafts (11) are rotatably connected with the two pieces (9), and the two short shafts (11) Both are fixedly installed with the pressure strip (10), the two torsion springs (13) are sleeved on the outside of the two short shafts (11), and one end of the torsion spring (13) is fixedly installed with the pressure strip (10). The other end of (13) is fixedly installed with the piece (9).

3. A lifting and folding easel for art design according to claim 1, characterized in that two support rods (16) are fixedly installed on the top of the bottom plate (1), and the hand rocker (17) is rotatably installed on the top of the bottom plate (1). A crank handle (18) is fixedly installed at one end of the hand crank lever (17) on the outside of the two support rods (16).

4. A lifting and folding easel for art design according to claim 3, characterized in that a worm (19) is fixedly installed on the hand rocker (17), and the outer side of the inner threaded sleeve (14) is sleeved There is a worm wheel (20), and the worm (19) is engaged with the worm wheel (20).