CN211269189U

CN211269189U - Portable easel based on industrial art

Info

Publication number: CN211269189U
Application number: CN201921565846.4U
Authority: CN
Inventors: 张君君
Original assignee: Sichuan University of Science and Engineering
Current assignee: Sichuan University of Science and Engineering
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-08-18
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a portable easel based on industrial art, which comprises an operation box, one side of the operation box is connected with a fixed column through a bearing rotation, one end of the fixed column is fixedly provided with a rotating handle, one side of the rotating handle is provided with a through hole, one side of the operation box is provided with a plurality of round holes matched with the through hole, the other end of the fixed column is fixedly provided with a gear, the inside of the operation box is connected with a first supporting rod in a sliding way, one side of the first supporting rod is fixedly provided with a rack, and the top end of the first supporting rod is hinged with one end of a second supporting rod through a hinge, so that the first supporting rod can be lifted conveniently through the mutual matching between the set gear and the rack; thereby be convenient for adjust the inclination of carrying the thing board through mutually supporting between first bracing piece, second bracing piece and the third bracing piece that sets up and the hinge, be convenient for then adjust the inclination of easel.

Description

Portable easel based on industrial art

Technical Field

The utility model relates to an easel, in particular to portable easel based on industrial art belongs to industrial art technical field.

Background

The art is one of the modeling arts. It is an art made by handicraft technique, and is a handicraft which is combined with practical use and has appreciation value. With the development of the times, the industrial arts are not limited to handicrafts, but are combined with machine industries and even large industries to artistically turn real articles or practicalize artworks; the painting frame is used for placing a drawing board during drawing, the bracket made of wood, metal or plastic is used, and the canvas on the bracket can be vertically or obliquely arranged according to requirements when an artist draws.

When the angle of the traditional easel is adjusted, the angle of the easel is generally adjusted by moving the distance between the supporting legs and the ground, so that the use is inconvenient, and the inclination angle of the easel is not convenient to adjust; and traditional easels are not convenient for fixing drawing boards of different sizes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable easel based on industrial art to the inclination of the easel of being not convenient for adjust that proposes in solving above-mentioned background art, the not convenient problem of fixing is carried out not unidimensional drawing board.

In order to achieve the above object, the utility model provides a following technical scheme: a portable easel based on industrial art comprises an operation box, wherein one side of the operation box is rotatably connected with a fixed column through a bearing, one end of the fixed column is fixedly provided with a rotating handle, one side of the rotating handle is provided with a through hole, one side of the operation box is provided with a plurality of round holes matched with the through holes, the other end of the fixed column is fixedly provided with a gear, the inside of the operation box is slidably connected with a first supporting rod, one side of the first supporting rod is fixedly provided with a rack, the top end of the first supporting rod is hinged with one end of a second supporting rod through a hinge, the other end of the second supporting rod is hinged with one end of a third supporting rod through a hinge, one side of the second supporting rod is fixedly provided with a carrying plate, four corners at one side of the carrying plate are fixedly provided with fixed blocks, and the inside of each fixed block, every the inside of spring groove is all fixed and is equipped with the spring, every the one end fixed connection of first limiting plate and spliced pole, every are all passed through to the one end of spring the other end of spliced pole is all fixed and is equipped with the draw-in groove piece, the both sides of control box bottom are all fixed and are equipped with the fixed plate, two the fixed cylinder that is equipped with between the fixed plate, the cylindrical outside is rotated with the top of three support frame respectively and is connected, wherein two one side of support frame all articulates with two telescopic one ends, two telescopic inside equal sliding connection has flexible post, two the one end of flexible post all articulates rather than one side of another support frame.

As an optimized technical scheme of the utility model, the gear is connected with the rack meshing.

As a preferred technical scheme of the utility model, two telescopic one side is the fixed round pin axle that is equipped with all, two a plurality of and round pin axle assorted pinhole have all been seted up to one side of flexible post.

As a preferred technical scheme of the utility model, the bottom mounting of first bracing piece is equipped with the second limiting plate.

As an optimized technical scheme of the utility model, the other end of third bracing piece is articulated through the top at the hinge and the control box back.

As an optimal technical scheme of the utility model, a plurality of the round hole is circular even distribution in one side of control box.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a portable easel based on industrial art, which is convenient for lifting a first supporting rod through the mutual matching of the arranged gear and the rack; the first support rod, the second support rod, the third support rod and the hinge are matched with each other, so that the inclination angle of the loading plate is convenient to adjust, and the inclination angle of the easel is convenient to adjust; meanwhile, through the arranged rotating handle, a user can directly rotate the rotating handle to rotate the gear; through the mutual matching between the arranged spring and the clamping groove block, the drawing boards with different sizes can be conveniently placed by a user, and then the drawing boards can be conveniently fixed; through the mutual cooperation between the sleeve that sets up and the flexible post to be convenient for adjust the height of this portable easel.

Drawings

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

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

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is an enlarged schematic view of the structure at the position B of the present invention;

fig. 5 is an enlarged schematic structural diagram of the utility model C.

In the figure: 1. an operation box; 2. a gear; 3. a first support bar; 4. a rack; 5. fixing a column; 6. a circular hole; 7. turning a handle; 8. a support frame; 9. a hinge; 10. a second support bar; 11. a third support bar; 12. A first limit plate; 13. a loading plate; 14. a fixed block; 15. a spring; 16. a second limiting plate; 17. Connecting columns; 18. a slot clamping block; 19. a fixing plate; 20. a cylinder; 21. a pin hole; 22. a sleeve; 23. a telescopic column.

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. 1-5, the utility model provides a portable easel based on industrial art, including control box 1, one side of control box 1 is connected with fixed column 5 through the bearing rotation, the one end fixed mounting of fixed column 5 has changeing 7, change one side of 7 and seted up the through-hole, one side of control box 1 is seted up a plurality of round hole 6 with the through-hole assorted, the other end fixed mounting of fixed column 5 has gear 2, the inside sliding connection of control box 1 has first bracing piece 3, one side fixed rack 4 that is equipped with of first bracing piece 3, the top of first bracing piece 3 is articulated through hinge 9 and one end of second bracing piece 10, the other end of second bracing piece 10 is articulated through hinge 9 and one end of third bracing piece 11, be convenient for adjust the inclination of second bracing piece 10, thereby adjust the inclination of drawing board; a carrying plate 13 is fixedly mounted on one side of the second support rod 10, fixed blocks 14 are fixedly arranged at four corners of one side of the carrying plate 13, a spring groove is formed in each fixed block 14, a spring 15 is fixedly arranged in each spring groove, one end of each spring 15 is fixedly connected with one end of each connecting column 17 through a first limiting plate 12, and a clamping groove block 18 is fixedly arranged at the other end of each connecting column 17, so that the drawing board can be conveniently fixed; fixed plate 19 is all fixed to be equipped with in the both sides of 1 bottom of control box, fixedly between two fixed plates 19 being equipped with cylinder 20, and the outside of cylinder 20 rotates with the top of three support frame 8 respectively to be connected, and wherein one side of two support frames 8 all is articulated with two sleeve 22's one end, and the equal sliding connection in inside of two sleeve 22 has flexible post 23, and the one end of two flexible posts 23 all is articulated with one side of another support frame 8 among them.

Preferably, the gear 2 is meshed with the rack 4, so that the first support rod 3 is driven to lift conveniently; pin shafts are fixedly arranged on one sides of the two sleeves 22, and a plurality of pin holes 21 matched with the pin shafts are formed in one sides of the two telescopic columns 23, so that the sleeves 22 and the telescopic columns 23 can be conveniently fixed; a second limiting plate 16 is fixedly arranged at the bottom end of the first supporting rod 3, so that the first supporting rod 3 is prevented from sliding out, and meanwhile, a limiting effect is achieved; the other end of the third support bar 11 is hinged with the top of the back of the operation box 1 through a hinge 9, so that the second support bar 10 can be conveniently adjusted in angle; a plurality of round hole 6 all is circular even distribution in one side of control box 1, is convenient for pass through-hole and round hole 6 through relevant machine tool to it is spacing to changeing 7.

When the portable easel is used, a user firstly places the portable easel at a working place, then adjusts the position between the sleeve 22 and the telescopic column 23 through the pin shaft and the pin hole 21, and adjusts the position between the three support frames 8; then, the drawing board is placed in the clamping groove block 18 by pressing the clamping groove block 18, at the moment, the spring 15 contracts, the clamping groove block 18 is loosened, and at the moment, the spring 15 elastically supports, so that the drawing board is clamped and fixed; when the inclination angle of the drawing board needs to be adjusted, the rotating handle 7 is rotated to drive the gear 2 to rotate, the gear 2 is meshed with the rack 4 to be connected, so that the first supporting rod 3 is driven to move up and down, the first supporting rod 3, the second supporting rod 10, the third supporting rod 11 and the hinge 9 are matched with each other to adjust the inclination angle of the second supporting rod 10, then the inclination angle of the drawing board is adjusted, and when the angle is adjusted, the through hole and the round hole 6 are fixed through the inserting rod, so that the rotating handle 7 is fixed; when the portable easel is not needed, the pin shaft is taken out, the position between the telescopic column 23 and the sleeve 22 is adjusted simultaneously to be contracted, the pin shaft is reused for fixing, the clamping groove block 18 is pulled simultaneously to take out the drawing board, and the portable easel is placed at a proper position.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 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.

Claims

1. A portable easel based on industrial art comprises an operation box (1) and is characterized in that one side of the operation box (1) is rotatably connected with a fixed column (5) through a bearing, one end of the fixed column (5) is fixedly provided with a rotating handle (7), one side of the rotating handle (7) is provided with a through hole, one side of the operation box (1) is provided with a plurality of round holes (6) matched with the through hole, the other end of the fixed column (5) is fixedly provided with a gear (2), the inside of the operation box (1) is slidably connected with a first supporting rod (3), one side of the first supporting rod (3) is fixedly provided with a rack (4), the top end of the first supporting rod (3) is hinged with one end of a second supporting rod (10) through a hinge (9), the other end of the second supporting rod (10) is hinged with one end of a third supporting rod (11) through a hinge (9), one side fixed mounting of second bracing piece (10) has year thing board (13), four corners of carrying thing board (13) one side are all fixed and are equipped with fixed block (14), every the spring groove has all been seted up to the inside of fixed block (14), every the inside in spring groove all is fixed and is equipped with spring (15), every the one end of spring (15) all is through the one end fixed connection of first limiting plate (12) and spliced pole (17), every the other end of spliced pole (17) all is fixed and is equipped with draw-in groove piece (18), the both sides of control box (1) bottom all are fixed and are equipped with fixed plate (19), two be fixed between fixed plate (19) and be equipped with cylinder (20), the outside of cylinder (20) is connected with the top of three support frame (8) rotation respectively, wherein two one side of support frame (8) all articulates with the one end of two sleeve (22), two the inside equal sliding connection of sleeve (22) has flexible post (23), two the one end of flexible post (23) all is articulated with one side of another support frame (8) among them.

2. The portable easel according to claim 1, further comprising: the gear (2) is meshed with the rack (4).

3. The portable easel according to claim 2, further comprising: and pin shafts are fixedly arranged on one sides of the two sleeves (22), and a plurality of pin holes (21) matched with the pin shafts are formed in one sides of the two telescopic columns (23).

4. The portable easel according to claim 1, further comprising: and a second limiting plate (16) is fixedly arranged at the bottom end of the first supporting rod (3).

5. The portable easel according to claim 1, further comprising: the other end of the third supporting rod (11) is hinged with the top of the back of the operation box (1) through a hinge (9).

6. The portable easel according to claim 2, further comprising: the plurality of round holes (6) are uniformly distributed on one side of the operating box (1) in a round shape.