CN215904237U

CN215904237U - Drawing board of high expansibility

Info

Publication number: CN215904237U
Application number: CN202023220870.XU
Authority: CN
Inventors: 吴平
Original assignee: Fujian Dongxi Lehuo Technology Co ltd
Current assignee: Fujian Dongxi Lehuo Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2022-02-25
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a high-expansibility drawing board, and particularly relates to the technical field of drawing tools, which comprises two bases, wherein electric telescopic sleeves are fixedly connected to the upper surfaces of the two bases, telescopic rods are arranged in the two electric telescopic sleeves, supporting rods are fixedly connected to the surfaces of the two telescopic rods, which are opposite to each other, one side of each of the two supporting rods is fixedly connected with a first bearing, one side of each of the two bearings, which is opposite to each other, is fixedly connected with a drawing board body, the lower end of the drawing board body is fixedly connected with an installation box, an expansion device is arranged in the installation box, the expansion device comprises a rotating motor and a second bearing, and the rotating motor and the second bearing are fixedly connected to the bottom of the inner wall of the installation box. According to the utility model, the height of the drawing board is adjusted through the electric telescopic sleeve, the angle of the drawing board is adjusted through the adjusting rod, and the drawing board is extended through the expanding device.

Description

Drawing board of high expansibility

Technical Field

The utility model relates to the technical field of drawing tools, in particular to a drawing board with high expansibility.

Background

The art learning content comprises a series of skills such as sketching, colors, sketching, oil painting, traditional Chinese painting, decorative painting, ceramic art, woodcut, calligraphy, mounting, stamp carving, planar design, three-dimensional design, animation design and the like. On drawing class, often need use the drawing board, current drawing board simple structure need often adjust the drawing board carrying out the drawing.

However, current drawing board is generally fixed, is not convenient for adjust the height and the inclination of drawing board, and the easy landing of paper, can not reach best result of use, and the expansibility of current slide is relatively poor, the unable centre gripping of longer paper, consequently designs the drawing board of a high expansibility.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a high-expansibility drawing board to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a drawing board of high expansibility, includes two bases, two the equal fixedly connected with electric telescopic sleeve in upper surface of base, two the inside of electric telescopic sleeve all is equipped with the telescopic link, two the equal fixedly connected with bracing piece in one side surface relative at the top of telescopic link, two the equal fixedly connected with bearing in one side surface that the bracing piece is relative, two the equal fixedly connected with drawing board body in one side surface that the bearing is relative, the lower extreme fixedly connected with install bin of drawing board body, the inside of install bin is equipped with the expansion device.

Further, extend the device and include rotating electrical machines and No. two bearings, the equal fixed connection of rotating electrical machines and No. two bearings is in the bottom of installation box inner wall, No. three bearings of top fixedly connected with of installation box inner wall, the output shaft of rotating electrical machines passes through shaft coupling fixedly connected with pivot, the one end that rotating electrical machines was kept away from in the pivot and the inner circle fixed connection of No. three bearings.

Further, two No. two inner circle fixedly connected with lead screw and No. two lead screws of No. two bearings, the inside of drawing board body is worn to locate by the one end that No. two bearings were kept away from to a lead screw and No. two lead screws, the fixed surface cover of pivot has cup jointed No. two and has rotated the wheel with No. three to the fixed surface of a lead screw and No. two lead screws, the surface rotation of a rotation wheel is connected with a rolling belt and No. two rolling belts.

Further, the other end of a rolling belt rotates and connects on the surface of No. two rolling wheels, the other end of No. two rolling belts rotates and connects on the surface of No. three rolling wheels, the equal threaded connection in one end surface that No. two bearings were kept away from to a lead screw and No. two lead screws has a sliding sleeve, two the drawing board body and fixedly connected with expansion board are all worn to locate by the one end that a lead screw and No. two lead screws were kept away from to the sliding sleeve.

Further, a plurality of spring of the bottom fixedly connected with of the inner wall of expansion board, a plurality of expansion board and fixedly connected with splint are worn to locate on the top of spring, the positive fixedly connected with baffle of install bin, the surface of install bin is equipped with the briquetting.

Further, two one side fixed surface that electric telescopic sleeve is relative is connected with the connecting rod, two the last fixed surface of base is connected with the dead lever, the other end fixed connection of dead lever is at the side surface of electric telescopic sleeve, two the side surface fixed connection of telescopic link has the diaphragm, the last fixed surface of diaphragm is connected with a plurality of cardboard, the back fixedly connected with support of drawing board body, the leg joint is connected with the regulation pole, adjust the surface of pole joint at the cardboard.

Furthermore, the front of the electric telescopic sleeve is provided with a control button, the input end of the control button is electrically connected with an external power supply, and the output end of the control button is electrically connected with the electric telescopic sleeve and the rotating motor.

The utility model has the technical effects and advantages that:

1. through the rotatory electronic pivot that drives that sets up, the pivot drives a rotation wheel, and a rotation wheel drives a roll belt and No. two roll belts, drives No. two rotation wheels and No. three rotation wheels through a roll belt and No. two roll belts to drive a lead screw and No. two lead screws, a lead screw and No. two lead screws drive the sliding sleeve, and the sliding sleeve drives the extension of expansion board, thereby realizes extending the expansion of drawing board body, thereby can both the centre gripping to longer drawing paper, conveniently draws.

2. The cardboard that sets up and the regulation pole of drawing board body lower surface realize the angle modulation to the drawing board body, can adjust according to the needs when drawing, make the drawing board angle transfer to the most suitable angle, realize the regulation to the height of drawing board through the electronic flexible cover and the telescopic link that set up, make the drawing personnel can easily most comfortable height go to draw the picture.

Drawings

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

Fig. 2 is a front sectional view of the present invention.

FIG. 3 is a schematic side view of the present invention.

Fig. 4 is a schematic view of an expanding device of the present invention.

The reference signs are: 1. a base; 2. an electric telescopic sleeve; 3. a telescopic rod; 4. a support bar; 5. a first bearing; 6. a drawing board body; 7. installing a box; 8. an expansion device; 801. a rotating electric machine; 802. a second bearing; 803. a third bearing; 804. a rotating shaft; 805. a first screw rod; 806. a second screw rod; 807. a first rotating wheel; 808. a second rotating wheel; 809. a third rotating wheel; 810. a first rolling belt; 811. a second rolling belt; 812. a sliding sleeve; 9. expanding the board; 10. a spring; 11. a splint; 12. a baffle plate; 13. briquetting; 14. a connecting rod; 15. fixing the rod; 16. a transverse plate; 17. clamping a plate; 18. a support; 19. adjusting a rod; 20. and a control button.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The drawing board with high expansibility as shown in the accompanying drawings 1-4 comprises two bases 1, the upper surfaces of the two bases 1 are fixedly connected with electric telescopic sleeves 2, telescopic rods 3 are arranged inside the two electric telescopic sleeves 2, one side surface of each of the two telescopic rods 3, which is opposite to the top, is fixedly connected with a supporting rod 4, one side surface of each of the two supporting rods 4, which is opposite to the supporting rod, is fixedly connected with a bearing 5, one side surface of each of the two bearings 5, which is opposite to the bearing 5, is fixedly connected with a drawing board body 6, a lower end of the drawing board body 6 is fixedly connected with an installation box 7, and an expansion device 8 is arranged inside the installation box 7.

In a preferred embodiment, the expanding device 8 comprises a rotating motor 801 and a second bearing 802, the rotating motor 801 and the second bearing 802 are both fixedly connected to the bottom of the inner wall of the installation box 7, a third bearing 803 is fixedly connected to the top of the inner wall of the installation box 7, an output shaft of the rotating motor 801 is fixedly connected with a rotating shaft 804 through a coupler, and one end, away from the rotating motor 801, of the rotating shaft 804 is fixedly connected with an inner ring of the third bearing 803, so that the rotating shaft 804 is driven to rotate by the rotating motor 801.

In a preferred embodiment, a first lead screw 805 and a second lead screw 806 are fixedly connected to inner rings of the two second bearings 802, one ends, far away from the second bearings 802, of the first lead screw 805 and the second lead screw 806 penetrate through the interior of the drawing board body 6, a first rotating wheel 807 is fixedly sleeved on the surface of the rotating shaft 804, a second rotating wheel 808 and a third rotating wheel 809 are fixedly sleeved on the surfaces of the first lead screw 805 and the second lead screw 806, a first rolling belt 810 and a second rolling belt 811 are rotatably connected to the surface of the first rotating wheel 807, so that the first rotating wheel 807 is driven to rotate through rotation of the rotating shaft 804, and the first rotating wheel rotates to drive the first rolling belt 810 and the second rolling belt 811 to rotate.

In a preferred embodiment, the other end of the first rolling belt 810 is rotatably connected to the surface of the second rolling wheel 808, the other end of the second rolling belt 811 is rotatably connected to the surface of the third rolling wheel 809, the surfaces of the ends, away from the second bearing 802, of the first screw rod 805 and the second screw rod 806 are both in threaded connection with sliding sleeves 812, and the ends, away from the first screw rod 805 and the second screw rod 806, of the two sliding sleeves 812 are both penetrated through the drawing board body 6 and are fixedly connected with the extending plate 9, so that the first screw rod 805 and the second screw rod 806 are driven to rotate through the rotation of the first rolling belt 810 and the second rolling belt 811.

In a preferred embodiment, a plurality of springs 10 are fixedly connected to the bottom of the inner wall of the expanding plate 9, the top ends of the plurality of springs 10 penetrate through the expanding plate 9 and are fixedly connected with a clamping plate 11, a baffle plate 12 is fixedly connected to the front surface of the installation box 7, and a pressing block 13 is arranged on the surface of the installation box 7, so that the clamping plate 11 can fix the drawing paper through the elastic force of the springs 10.

In a preferred embodiment, a connecting rod 14 is fixedly connected to one side surface of each of two opposite electric telescopic sleeves 2, a fixing rod 15 is fixedly connected to the upper surfaces of the two bases 1, the other end of the fixing rod 15 is fixedly connected to the side surface of each of the electric telescopic sleeves 2, a transverse plate 16 is fixedly connected to the side surface of each of the two telescopic rods 3, a plurality of clamping plates 17 are fixedly connected to the upper surfaces of the transverse plates 16, a support 18 is fixedly connected to the back of the drawing board body 6, the support 18 is rotatably connected with an adjusting rod 19, and the adjusting rod 19 is clamped on the surface of each of the clamping plates 17, so that the fixing support for the drawing board body 6 is realized through the fixing rod 15.

In a preferred embodiment, the front of the electric telescopic sleeve 2 is provided with a control button 20, an input end of the control button 20 is electrically connected with an external power source, and an output end of the control button 20 is electrically connected with the electric telescopic sleeve 2 and the rotating electric machine 801, so that the rotating electric machine 801 and the electric telescopic sleeve 2 can be controlled through the control button 20.

The working principle of the utility model is as follows: during the use, drive telescopic link 3 through electronic telescope tube 2 and go up and down to adjust drawing board body 6's height, drive pivot 804 through rotatory electronic 801, pivot 804 drives a bull wheel 807, and a bull wheel 807 drives a rolling belt 810 and No. two rolling belts 811, drives No. two bull wheels 808 and No. three bull wheels 809 through a rolling belt 810 and No. two rolling belts 811, thereby drives a lead screw 805 and No. two lead screws 806, a lead screw 805 and No. two lead screws 806 drive sliding sleeve 812, and sliding sleeve 812 drives extension board 9 extension, thereby realizes extending drawing board body 6.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a drawing board of high expansibility, includes two bases (1), its characterized in that: two the equal fixedly connected with electric telescopic sleeve (2) of upper surface of base (1), two the inside of electric telescopic sleeve (2) all is equipped with telescopic link (3), two the equal fixedly connected with bracing piece (4) in a side surface that the top of telescopic link (3) is relative, two the equal fixedly connected with bearing (5) in a side surface that bracing piece (4) is relative, two the equal fixedly connected with drawing board body (6) in a side surface that bearing (5) is relative, the lower extreme fixedly connected with install bin (7) of drawing board body (6), the inside of install bin (7) is equipped with extends device (8).

2. A high-expansibility drawing board according to claim 1, wherein: extend device (8) and include rotating electrical machines (801) and No. two bearings (802), the equal fixed connection of rotating electrical machines (801) and No. two bearings (802) is in the bottom of install bin (7) inner wall, No. three bearings (803) of top fixedly connected with of install bin (7) inner wall, the output shaft of rotating electrical machines (801) passes through shaft coupling fixedly connected with pivot (804), the inner circle fixed connection of one end and No. three bearings (803) of rotating electrical machines (801) is kept away from in pivot (804).

3. A high-expansibility drawing board according to claim 2, wherein: two No. two lead screw (805) and No. two lead screw (806) of inner circle fixedly connected with of bearing (802), the inside of drawing board body (6) is worn to locate by the one end of No. two bearings (802) is kept away from in lead screw (805) and No. two lead screw (806), the fixed surface of pivot (804) has cup jointed a bull wheel (807), the fixed surface of lead screw (805) and No. two lead screw (806) has cup jointed No. two bull wheels (808) and No. three bull wheel (809), the surface rotation of bull wheel (807) is connected with a rolling belt (810) and No. two rolling belt (811).

4. A high-expansibility drawing board according to claim 3, wherein: the other end of a rolling belt (810) rotates and is connected on the surface of a second rotating wheel (808), the other end of the second rolling belt (811) rotates and is connected on the surface of a third rotating wheel (809), a sliding sleeve (812) is in threaded connection with the surface of one end, away from a second bearing (802), of a first screw rod (805) and a second screw rod (806), and two ends, away from the first screw rod (805) and the second screw rod (806), of the sliding sleeve (812) are in threaded connection with a stretching plate (9) and penetrate through a drawing board body (6).

5. A high-expansibility drawing board according to claim 4, wherein: the bottom fixedly connected with a plurality of spring (10) of the inner wall of expansion board (9), a plurality of expansion board (9) and fixedly connected with splint (11) are worn to locate on the top of spring (10), the positive fixedly connected with baffle (12) of install bin (7), the surface of install bin (7) is equipped with briquetting (13).

6. A high-expansibility drawing board according to claim 5, wherein: two one side fixed surface that electric telescopic sleeve (2) is relative is connected with connecting rod (14), two the last fixed surface of base (1) is connected with dead lever (15), the other end fixed connection of dead lever (15) is at the side surface of electric telescopic sleeve (2), two the side fixed surface of telescopic link (3) is connected with diaphragm (16), the last fixed surface of diaphragm (16) is connected with a plurality of cardboard (17), back fixedly connected with support (18) of drawing board body (6), support (18) rotate and are connected with regulation pole (19), adjust pole (19) joint on the surface of cardboard (17).

7. A high-expansibility drawing board according to claim 6, wherein: the front of electronic flexible cover (2) is equipped with control button (20), the input and the external power source electric connection of control button (20), the output and electronic flexible cover (2) and rotating electrical machines (801) electric connection of control button (20).