CN211166212U

CN211166212U - Drawing board convenient to quick adjustment height

Info

Publication number: CN211166212U
Application number: CN201920938903.2U
Authority: CN
Inventors: 王书凝
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-08-04
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a drawing board convenient to quick adjustment height, the on-line screen storage device comprises a base, one side welded fastening of top center department of base has the backup pad, one side center department welded fastening of backup pad has the bottom plate, there is the guide rail bar top one side of bottom plate through hinge swing joint, the inside of guide rail bar is rotated and is connected with first threaded rod, and the top welded fastening of first threaded rod has the first carousel that passes the guide rail bar, it is connected with the first slider at the inside sliding connection of guide rail bar to rotate on the first threaded rod, welded fastening has the drawing board support on the first slider, the joint is fixed with the drawing board body on the drawing board support, the top one side of guide rail bar is connected with top one side of backup pad through angle adjusting mechanism. The utility model discloses novel structure thinks about ingeniously, is convenient for adjust the height of drawing board according to user's actual need to the effectual convenience that promotes the use.

Description

Drawing board convenient to quick adjustment height

Technical Field

The utility model relates to a drawing board technical field specifically is a drawing board convenient to quick adjustment height.

Background

The drawing board is a flat board which is often used for drawing paper during sketching and drawing, and is often placed on an easel and also placed on knees for drawing. The drawing board is fixed on the easel, some clamps are used, the adhesive tape is also used, the size of the drawing board is determined according to the requirements of a user, most of the drawing boards are made of wood, the hand feeling is light and smooth, art supplies stores are sold, and the drawing board can be manufactured by self. In addition, the plastic drawing board can be used for drawing on the board directly, can be wiped off, is suitable for drawing practice of children and is used for a plurality of toys.

However, when the drawing paper is large, the existing drawing board is extremely troublesome when being drawn to the top of the drawing board. Therefore, it is necessary to design a drawing board which is convenient for fast height adjustment.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a drawing board convenient to quick adjustment height, this drawing board, novel structure makes its height that can adjust the drawing board body according to user's in-service use condition, the effectual convenience that promotes the use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drawing board convenient to quick adjustment height, includes the base, one side welded fastening of top center department of base has the backup pad, one side center department welded fastening of backup pad has the bottom plate, there is the guide rail strip top one side of bottom plate through hinge swing joint, the inside of guide rail strip is rotated and is connected with first threaded rod, and the top welded fastening of first threaded rod has the first carousel that passes the guide rail strip, it is connected with the first slider at the inside sliding connection of guide rail strip to rotate on the first threaded rod, welded fastening has the drawing board support on the first slider, the joint is fixed with the drawing board body on the drawing board support, top one side of guide rail strip is connected with top one side of backup pad through angle adjusting mechanism.

Preferably, the drawing board support includes frame plate, spliced pole, backing plate, constant head tank and fastening knob, frame plate welded fastening is on first slider, the bottom of frame plate corresponds both sides welded fastening and has the spliced pole, the bottom welded fastening of spliced pole has the backing plate, the constant head tank has been seted up to the top center department of backing plate, the inner wall grafting of constant head tank is fixed with the drawing board body, and the drawing board body passes through the fastening knob to be fixed in the inside of constant head tank.

Preferably, the backup pad includes second slider, spout, thread bush, second threaded rod, second carousel and universal bearing, the spout is seted up in the dorsal part center department in the top of leading the rail strip, the inside sliding connection of spout has the second slider, the position department embedding that corresponds the spout bottom in the backup pad installs the thread bush, the inside rotation of thread bush is connected with the second threaded rod, the top of second threaded rod is passed through universal bearing and is fixed on the second slider, the bottom welded fastening of second threaded rod has the second carousel.

Preferably, the four corner positions of the bottom of the base are fixed with movable wheels through bolts, and the movable wheels are universal self-locking wheels.

Preferably, the bottom of the bottom plate is fixed on the top of the base through reinforcing rods welded to the two corresponding sides of the bottom plate.

The utility model has the advantages that: fix the drawing board body on the drawing board support, when the height of drawing board body is adjusted to needs, rotate first carousel, it is rotatory to drive first threaded rod, makes first slider be reciprocating motion on first threaded rod, drives the drawing board support then and is reciprocating motion, has finally realized the altitude mixture control of drawing board support, makes its height that can adjust the drawing board body according to user's in-service use circumstances, the effectual convenience that promotes the use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic diagram of the three-dimensional structure of the drawing board frame of the present invention;

FIG. 3 is a schematic view of the planar structure of the angle adjustment mechanism of the present invention;

fig. 4 is a schematic view of the mounting structure of the drawing board body of the present invention;

reference numbers in the figures: 1. a base; 2. a reinforcing rod; 3. a moving wheel; 4. a drawing board frame; 5. a support plate; 6. A base plate; 7. a first slider; 8. a guide rail bar; 9. a first threaded rod; 10. an angle adjusting mechanism; 11. A first turntable; 12. a frame plate; 13. connecting columns; 14. a base plate; 15. positioning a groove; 16. fastening a knob; 17. a second slider; 18. a chute; 19. a threaded sleeve; 20. a second threaded rod; 21. a second turntable; 22. a universal bearing; 23. the drawing board body.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-4.

The first embodiment is given by fig. 1 and 4, the utility model provides the following technical solutions: a drawing board convenient for quickly adjusting the height comprises a base 1, a supporting plate 5 is fixedly welded on one side of the center of the top of the base 1, a bottom plate 6 is fixedly welded on the center of one side of the supporting plate 5, one side of the top of the bottom plate 6 is movably connected with a guide rail bar 8 through a hinge, a first threaded rod 9 is rotatably connected inside the guide rail bar 8, a first turntable 11 penetrating through the guide rail bar 8 is fixedly welded on the top end of the first threaded rod 9, a first slider 7 which is slidably connected inside the guide rail bar 8 is rotatably connected on the first threaded rod 9, a drawing board frame 4 is fixedly welded on the first slider 7, a drawing board body 23 is fixedly clamped on the drawing board frame 4, one side of the top of the guide rail bar 8 is connected with one side of the top of the supporting plate 5 through an angle adjusting mechanism 10, the drawing board body 23 is fixed on the drawing board frame 4, when the height of the drawing board, drive first threaded rod 9 rotatory, make first slider 7 be reciprocating motion on first threaded rod 9, drive drawing board support 4 then and be reciprocating motion, finally realized drawing board support 4's altitude mixture control, make it can adjust the height of drawing board body 23 according to user's the in-service use condition, the effectual convenience that promotes the use.

Second embodiment, on the basis of the first embodiment, as shown in fig. 1 and 2, the easel 4 includes a frame plate 12, a connection post 13, a backing plate 14, a positioning groove 15 and a fastening knob 16, the frame plate 12 is welded and fixed on the first slider 7, the connection post 13 is welded and fixed at the bottom of the frame plate 12 corresponding to two sides, the backing plate 14 is welded and fixed at the bottom of the connection post 13, the positioning groove 15 is formed at the center of the top of the backing plate 14, a sketchpad body 23 is inserted and fixed on the inner wall of the positioning groove 15, and the sketchpad body 23 is fixed inside the positioning groove 15 through the fastening knob 16, when the drawing board body 23 needs to be fixed, the fastening knob 16 is loosened, the drawing board body 23 is inserted and fixed in the positioning groove 15, then the fastening knob 16 is tightened, so that the drawing board body 23 is tightly fixed on the drawing board frame 4, thereby be convenient for realize fixing not the drawing board body 23 of equidimension, the effectual convenience that has promoted the use.

Third embodiment, on the basis of the first embodiment, as shown in fig. 1 and 3, the supporting plate 5 includes a second slider 17, a sliding groove 18, a threaded sleeve 19, a second threaded rod 20, a second rotating plate 21 and a universal bearing 22, the sliding groove 18 is disposed at the center of the back side of the top of the guide rail 8, the second slider 17 is slidably connected inside the sliding groove 18, the threaded sleeve 19 is embedded and mounted at a position corresponding to the bottom end of the sliding groove 18 on the supporting plate 5, the second threaded rod 20 is rotatably connected inside the threaded sleeve 19, the top end of the second threaded rod 20 is fixed on the second slider 17 through the universal bearing 22, the second rotating plate 21 is fixedly welded at the bottom end of the second threaded rod 20, when the angle of the drawing board body 23 needs to be adjusted, the second rotating plate 21 is rotated to drive the second threaded rod 20 to rotate, so as to drive the second slider 17 to move inside the sliding groove 18, and finally the angle adjustment of the drawing board, the use convenience is effectively improved.

In the fourth embodiment, on the basis of the first embodiment, as shown in fig. 1, the movable wheels 3 are fixed at four corners of the bottom of the base 1 through bolts, and the movable wheels 3 are universal self-locking wheels, so that the device can be conveniently moved integrally through the arrangement of the movable wheels 3.

In the fifth embodiment, based on the first embodiment, as shown in fig. 1, the bottom of the bottom plate 6 is fixed to the top of the base 1 by the welded reinforcing rods 2.

The utility model discloses during the use, fix drawing board body 23 on drawing board frame 4, when the height of drawing board body 23 needs to be adjusted, rotate first carousel 11, drive first threaded rod 9 and rotate, make first slider 7 reciprocate on first threaded rod 9, then drive drawing board frame 4 and reciprocate, finally realized the height control of drawing board frame 4, make it can adjust the height of drawing board body 23 according to user's actual service conditions, the convenience of use has effectively been promoted;

when the drawing board body 23 needs to be fixed, the fastening knob 16 is loosened, the drawing board body 23 is fixedly inserted into the positioning groove 15, and then the fastening knob 16 is screwed, so that the drawing board body 23 is tightly fixed on the drawing board frame 4, the drawing board bodies 23 with different sizes can be conveniently fixed, and the use convenience is effectively improved;

when the angle of drawing board body 23 is adjusted to needs, rotate second carousel 21, it is rotatory to drive second threaded rod 20 to drive second slider 17 at the internal motion of spout 18, finally realized drawing board body 23's angle modulation, the effectual convenience that has promoted the use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a drawing board convenient to quick adjustment height, includes base (1), its characterized in that, the top center department one side welded fastening of base (1) has backup pad (5), the one side center department welded fastening of backup pad (5) has bottom plate (6), there is guide rail strip (8) top one side of bottom plate (6) through hinge swing joint, the inside of guide rail strip (8) is rotated and is connected with first threaded rod (9), and the top welded fastening of first threaded rod (9) has first carousel (11) of passing guide rail strip (8), it is connected with first slider (7) at the inside sliding connection of guide rail strip (8) to rotate on first threaded rod (9), welded fastening has drawing board frame (4) on first slider (7), the joint is fixed with drawing board body (23) on drawing board frame (4), the top one side of guide rail strip (8) is passed through angle adjustment mechanism (10) and is connected with top one side of backup pad (5) and is gone up And (6) connecting.

2. The drawing board convenient to adjust height rapidly as claimed in claim 1, wherein the drawing board support (4) comprises a support board (12), a connecting column (13), a backing board (14), a positioning groove (15) and a fastening knob (16), the support board (12) is welded and fixed on the first slider (7), the connecting column (13) is welded and fixed on the bottom of the support board (12) corresponding to two sides, the backing board (14) is welded and fixed on the bottom of the connecting column (13), the positioning groove (15) is formed in the center of the top of the backing board (14), a drawing board body (23) is fixed on the inner wall of the positioning groove (15) in an inserting mode, and the drawing board body (23) is fixed inside the positioning groove (15) through the fastening knob (16).

3. A drawing board facilitating rapid height adjustment according to claim 1, the supporting plate (5) comprises a second sliding block (17), a sliding groove (18), a threaded sleeve (19), a second threaded rod (20), a second rotating disc (21) and a universal bearing (22), the sliding groove (18) is arranged at the center of the back side of the top of the guide rail bar (8), a second sliding block (17) is connected inside the sliding groove (18) in a sliding manner, a threaded sleeve (19) is embedded and installed at the position of the supporting plate (5) corresponding to the bottom end of the sliding chute (18), a second threaded rod (20) is rotatably connected inside the threaded sleeve (19), the top end of the second threaded rod (20) is fixed on the second sliding block (17) through a universal bearing (22), and a second rotary disc (21) is fixedly welded at the bottom end of the second threaded rod (20).

4. The drawing board convenient for fast height adjustment according to claim 1, wherein the movable wheels (3) are fixed at four corners of the bottom of the base (1) by bolts, and the movable wheels (3) are universal self-locking wheels.

5. The drawing board facilitating quick height adjustment according to claim 1, wherein the bottom of the bottom plate (6) is fixed on the top of the base (1) by means of welded reinforcing rods (2) at two corresponding sides.