CN219353325U - Drawing board - Google Patents

Abstract

The utility model relates to a drawing instrument field specifically is a drawing board, including the drawing board body, the surface mounting of drawing board body has two first landing legs, the surface mounting of drawing board body has the second landing leg, strutting arrangement is all installed to the lower extreme of first landing leg and second landing leg, strutting arrangement includes the spout, the lower extreme surface at first landing leg is seted up to the spout, the inner wall sliding connection of spout has the rack, the one end fixedly connected with backup pad of rack, the upper surface meshing of rack is connected with the gear, one side fixedly connected with pivot of gear, the gear one end fixedly connected with revolving handle is kept away from to the pivot, the surface screw thread of revolving handle is inserted and is equipped with the restriction pole, the arc surface rotation of pivot is connected with the baffle, the lower extreme fixedly connected with of baffle is at the surface of first landing leg. The application solves the problem that the support leg can not stably support the drawing board on the earth surface.

Description

Drawing board

Technical Field

The application relates to the drawing instrument field, especially relates to a drawing board.

Background

When drawing activities are carried out, the drawing paper needs to be supported by the drawing board, and when ring art design is carried out, the drawing board is often carried outdoors for external scene creation.

The drawing board among the prior art mainly comprises landing leg and the drawing board of wood system, when using the drawing board, needs to support the drawing board subaerial with the help of the landing leg, but when outdoor use drawing board, because outdoor earth ground is uneven generally, the landing leg of drawing board is difficult to steadily support the drawing board this moment.

In order to solve the problem that the landing leg of drawing board is difficult to steadily support the drawing board, the prior art adopts to put other articles in the landing leg below of drawing board and supports the landing leg and handle, but when the landing leg rocks in the use, the landing leg appears from the condition of landing on other articles easily, can't make the landing leg steadily support the drawing board on earth ground well, and then leads to the problem that the drawing board practicality descends.

Disclosure of Invention

The purpose of this application is in order to solve among the prior art and to have unable make landing leg support the drawing board smoothly at subaerial problem, and a drawing board that proposes.

In order to achieve the above purpose, the present application adopts the following technical scheme: the utility model provides a drawing board, includes the drawing board body, the surface mounting of drawing board body has two first landing legs, the surface mounting of drawing board body has the second landing leg, strutting arrangement is all installed to the lower extreme of first landing leg and second landing leg, strutting arrangement includes the spout, the lower extreme surface at first landing leg is seted up to the spout, the inner wall sliding connection of spout has the rack, the one end fixedly connected with backup pad of rack, the upper surface meshing of rack is connected with the gear, one side fixedly connected with pivot of gear, the one end fixedly connected with turning handle of keeping away from of gear of pivot, the surface screw thread of turning handle inserts and is equipped with the restriction pole, the arc surface rotation of pivot is connected with the baffle, the lower extreme fixedly connected with of baffle is at the surface of first landing leg.

The effects achieved by the components are as follows: through setting up strutting arrangement, reach and adjust first landing leg or second landing leg length, make the drawing board also can stably support at the ground level to the effect of convenient use drawing board under different circumstances.

Preferably, one end of the limiting rod, which is close to the gear, is rotationally connected with a pressing plate, and the cross section of the pressing plate is circular.

The effects achieved by the components are as follows: through setting up the clamp plate, increased the area of contact between restriction pole and the baffle, and then increased frictional force, make the restriction to the stem more firm.

Preferably, the lower surface of the supporting plate is fixedly connected with a touch floor, and the supporting plate is perpendicular to the touch floor.

The effects achieved by the components are as follows: through setting up the touch panel, increased the area of contact of backup pad with ground to make the support more stable.

Preferably, the surface of first landing leg is equipped with two stop device, stop device includes the backing plate, backing plate fixed connection is on the surface of first landing leg, one side fixedly connected with round bar that the backing plate is close to the drawing board body, the arc surface sliding connection of round bar has the limiting plate, the arc surface cover of round bar has the spring, the both ends of spring respectively with round bar and limiting plate fixed connection, one side fixedly connected with rubber slab that the limiting plate is close to the drawing board body.

The effects achieved by the components are as follows: through setting up stop device, reach the position of the drawing paper of placing on drawing board body surface and restrict to avoid the condition emergence that the drawing paper was blown by the wind and dropped as far as possible, and then the effect that the person of facilitating the use was drawn.

Preferably, the surface of the limiting plate far away from the backing plate is fixedly connected with a handle, and the cross section of the handle is U-shaped.

The effects achieved by the components are as follows: through pulling the handle, make limiting plate to the direction removal of keeping away from drawing board body to make things convenient for drawing paper to put on the drawing board body.

Preferably, the surface of the limiting plate is penetrated with a fixing rod in a sliding way, and the fixing rod is fixedly connected to the surface of the backing plate.

The effects achieved by the components are as follows: the limiting plate can not rotate around the round rod due to the limitation of the fixed rod.

To sum up:

in this application, through setting up strutting arrangement, reach and adjust first landing leg or second landing leg length, make the drawing board also can stably support at the ground level to the effect of convenient use drawing board under the different conditions.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1 of the present application;

FIG. 3 is a schematic view of a part of the limiting device of the present application;

FIG. 4 is a schematic view of a portion of the structure of the support device of the present application;

fig. 5 is a schematic structural view of the limiting device of the present application.

Legend description: 1. a drawing board body; 2. a first leg; 3. a support device; 301. a chute; 302. a support plate; 303. a gear; 304. a rotating shaft; 305. a rotating handle; 306. a restraining bar; 307. a pressing plate; 308. a baffle; 309. a rack; 310. a touch panel; 4. a limiting device; 41. a backing plate; 42. a fixed rod; 43. a round bar; 44. a spring; 45. a handle; 46. a limiting plate; 47. a rubber plate; 5. and a second leg.

Detailed Description

Referring to fig. 1, the present application provides a technical solution: the utility model provides a drawing board, including drawing board body 1, the surface mounting of drawing board body 1 has two first landing legs 2, the surface mounting of drawing board body 1 has second landing leg 5, strutting arrangement 3 is all installed to the lower extreme of first landing leg 2 and second landing leg 5, through setting up strutting arrangement 3, reach and adjust first landing leg 2 or second landing leg 5 length, make the drawing board also can steady rest when the ground is uneven, thereby the effect of conveniently using the drawing board under the different conditions, the surface of first landing leg 2 is equipped with two stop device 4, through setting up stop device 4, reach the position of the drawing paper of placing the drawing board body 1 surface and restrict, thereby avoid the condition emergence that the drawing paper was blown and dropped as far as possible, and then the effect of facilitating the use drawing.

The specific arrangement and function of the support means 3 and the limiting means 4 will be described in detail below.

Referring to fig. 2 and 4, in the present embodiment: the supporting device 3 comprises a sliding groove 301, the sliding groove 301 is formed in the lower end surface of the first supporting leg 2, a rack 309 is slidably connected to the inner wall of the sliding groove 301, one end of the rack 309 is fixedly connected with a supporting plate 302, the upper surface of the rack 309 is in meshed connection with a gear 303, one side of the gear 303 is fixedly connected with a rotating shaft 304, one end, far away from the gear 303, of the rotating shaft 304 is fixedly connected with a rotating handle 305, a limiting rod 306 is inserted into the surface thread of the rotating handle 305, a baffle 308 is rotatably connected to the arc surface of the rotating shaft 304, and the lower end of the baffle 308 is fixedly connected to the surface of the first supporting leg 2. One end of the limiting rod 306, which is close to the gear 303, is rotationally connected with a pressing plate 307, the cross section of the pressing plate 307 is circular, and the contact area between the limiting rod 306 and the baffle 308 is enlarged by arranging the pressing plate 307, so that the friction force is increased, and the limitation on the rotating handle 305 is firmer. The lower surface of the supporting plate 302 is fixedly connected with the touch floor 310, the supporting plate 302 is vertically arranged with the touch floor 310, and the contact area between the supporting plate 302 and the ground is enlarged by arranging the touch floor 310, so that the supporting is more stable.

Referring to fig. 3 and 5, specifically, the limiting device 4 includes a base plate 41, the base plate 41 is fixedly connected to the surface of the first supporting leg 2, a round rod 43 is fixedly connected to one side of the base plate 41, which is close to the drawing board body 1, a limiting plate 46 is slidably connected to an arc surface of the round rod 43, a spring 44 is sleeved on an arc surface of the round rod 43, two ends of the spring 44 are respectively fixedly connected with the round rod 43 and the limiting plate 46, and a rubber plate 47 is fixedly connected to one side of the limiting plate 46, which is close to the drawing board body 1. The limiting plate 46 is far away from the fixed surface of backing plate 41 and is connected with handle 45, and the cross section of handle 45 is "U" shape, through pulling handle 45, makes limiting plate 46 remove to the direction of keeping away from drawing board body 1 to the drawing paper has been made things convenient for and has been put on drawing board body 1. The surface of the limiting plate 46 is slidably penetrated by a fixing rod 42, the fixing rod 42 is fixedly connected to the surface of the backing plate 41, and the limiting plate 46 cannot rotate around the round rod 43 due to the limitation of the fixing rod 42.

When the drawing board body 1 needs to be supported, the limiting rod 306 is rotated to enable the drawing board body 1 to move in a direction away from the baffle 308, the limiting rod 306 moves to drive the pressing board 307 to move, the pressing board 307 is separated from the baffle 308, the rotating handle 305 is rotated, the rotating handle 305 drives the rotating shaft 304 to rotate, the gear 303 fixedly connected with the rotating handle is driven to rotate, the gear 303 rotates to enable the rack 309 meshed with the gear 303 to slide downwards along the inner wall of the sliding groove 301, the supporting board 302 fixedly connected with the rack 309 is pushed to slide downwards, the supporting board 302 slides to enable the touch board 310 to slide, after the touch board 310 is contacted with the ground, the touch board 310 supports the supporting board 302 and further supports the supporting leg, the drawing board body 1 keeps stable, finally the limiting rod 306 is rotated in the opposite direction, the limiting rod 306 moves in a direction close to the baffle 308, the limiting rod 306 moves to drive the pressing board 307 to move, and after the pressing board 307 abuts against the surface of the baffle 308, the baffle 308 is prevented from rotating the rotating handle 305, and the rotating shaft 304 and the gear 303 are driven to rotate.

When needs limit the drawing paper position, pull up handle 45, make handle 45 to keeping away from the direction removal of drawing board body 1, thereby drive limiting plate to keeping away from the direction removal of drawing board body 1, and then drive rubber slab 47 to keeping away from the direction removal of drawing board body 1, put the drawing paper on the surface of drawing board body 1 again, adjust the drawing paper position, make the drawing paper in drawing board body 1 surface intermediate position, put down handle 45 at last, spring 44 begins to extend this moment, limiting plate 46 can drive rubber slab 47 to slide to the direction that is close to drawing board body 1 with the help of spring 44's elasticity, thereby can make rubber slab 47 press on the drawing paper, and then reach the effect of limiting drawing paper position.

Claims (6)

1. Drawing board, including drawing board body (1), its characterized in that: the surface mounting of drawing board body (1) has two first landing legs (2), the surface mounting of drawing board body (1) has second landing leg (5), strutting arrangement (3) are all installed to the lower extreme of first landing leg (2) and second landing leg (5), strutting arrangement (3) include spout (301), the lower extreme surface at first landing leg (2) is seted up in spout (301), the inner wall sliding connection of spout (301) has rack (309), the one end fixedly connected with backup pad (302) of rack (309), the upper surface meshing of rack (309) is connected with gear (303), one side fixedly connected with pivot (304) of gear (303), keep away from gear (303) one end fixedly connected with carousel (305) of carousel (304), the surface screw thread of carousel (305) is inserted and is equipped with restriction pole (306), the arc surface rotation of pivot (304) is connected with baffle (308), the lower extreme fixedly connected with of baffle (308) is on the surface of first landing leg (2).

2. A drawing board according to claim 1, characterized in that: one end of the limiting rod (306) close to the gear (303) is rotatably connected with a pressing plate (307), and the cross section of the pressing plate (307) is circular.

3. A drawing board according to claim 1, characterized in that: the lower surface of the supporting plate (302) is fixedly connected with a touch floor (310), and the supporting plate (302) is vertically arranged with the touch floor (310).

4. A drawing board according to claim 1, characterized in that: the utility model discloses a drawing board, including first landing leg (2), surface of first landing leg (2) is equipped with two stop device (4), stop device (4) include backing plate (41), backing plate (41) fixed connection is on the surface of first landing leg (2), backing plate (41) are close to one side fixedly connected with round bar (43) of drawing board body (1), the circular arc face sliding connection of round bar (43) has limiting plate (46), the circular arc face cover of round bar (43) has spring (44), the both ends of spring (44) respectively with round bar (43) and limiting plate (46) fixed connection, one side fixedly connected with rubber slab (47) of limiting plate (46) are close to drawing board body (1).

5. A drawing board according to claim 4, wherein: the surface of the limiting plate (46) far away from the backing plate (41) is fixedly connected with a handle (45), and the cross section of the handle (45) is U-shaped.

6. A drawing board according to claim 4, wherein: the surface of the limiting plate (46) is penetrated with a fixed rod (42) in a sliding way, the fixing rod (42) is fixedly connected to the surface of the backing plate (41).