CN209915333U

CN209915333U - Combined drawing board for planar design

Info

Publication number: CN209915333U
Application number: CN201821664883.6U
Authority: CN
Inventors: 宋珂; 杨庭玉; 魏鑫
Original assignee: China University of Mining and Technology CUMT
Current assignee: China University of Mining and Technology CUMT
Priority date: 2018-10-15
Filing date: 2018-10-15
Publication date: 2020-01-10
Anticipated expiration: 2028-10-15

Abstract

The utility model discloses a combined drawing board for planar design, which comprises a supporting frame and a bottom board, wherein the inside of the supporting frame is connected with a rack in a sliding way, the upper end of the rack penetrates through the side wall of a cavity and extends to the outside of the supporting frame and is connected with the lower side wall of the bottom board in a rotating way, one side of the rack is engaged with a gear, the other side is movably clamped with a toothed plate, the front side wall of the supporting frame is connected with the bottom board through two connecting rods, both sides of the upper end of the bottom board are connected with movable plates in a sliding way, a blind groove is arranged on the bottom board, the inside of the blind groove is connected with a lifting plate in a sliding way through a plurality of third springs, the utility model can enable the two movable plates to be unfolded towards both sides together by sliding the movable plate far away from one side of a guide wheel towards the outer side, so that the lifting, therefore, the angle of the plane used by the painting can be adjusted.

Description

Combined drawing board for planar design

Technical Field

The utility model relates to a planar design technical field specifically is a combined drawing board for planar design.

Background

At present, with the rapid development of the technology in the field of design industry, more and more people engaged in plane design are used, so that more and more drawing boards for plane design are used, most of the drawing boards used by designers at present are ordinary flat boards, but the size of paper used by designers during design is possibly small, so that the ordinary flat boards cannot be used when the designers use different paper designs; and the drawing board is generally directly put on the easel when using, and some put on the knee to lead to ordinary drawing board all unstable when using, influenced the quality of drawing, reduced painter's work efficiency, therefore we have provided a combination drawing board for planar design.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combination drawing board for planar design to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a combined drawing board for planar design comprises a supporting frame and a bottom plate, wherein the bottom plate is arranged on the upper side of the supporting frame, a cavity is formed in the supporting frame, a rack is connected to the inside of the cavity in a sliding mode, the upper end of the rack penetrates through the side wall of the cavity, extends to the outside of the supporting frame and is connected to the lower side wall of the bottom plate in a rotating mode, a gear is connected to one side, located on the rack, of the inside of the cavity in a rotating mode and is meshed with the rack, any end of a central shaft of the gear penetrates through the side wall of the cavity, extends to the outside of the supporting frame and is connected with a rotating button in a rotating mode, a toothed plate is connected to the other side, located inside the cavity and located on the rack, in a sliding mode through a first spring and is movably clamped with the rack, two connecting;

the equal sliding connection in upper end both sides of bottom plate has the fly leaf, and has all opened the spout at both ends around the bottom plate, and the both ends of every spout all have the slider through second spring sliding connection, and the upper end of every slider all runs through the lateral wall of spout and extends to the outside of bottom plate and fixed connection on the lower lateral wall of fly leaf, the equal fixedly connected with stay cord of two sliders on arbitrary fly leaf, and guide pulley and fixed connection are all walked around to every stay cord on the slider of homonymy, the guide pulley rotates the inside one end of connecting at the spout, it has the camera obscura to open on the bottom plate, there is the lifter plate inside through a plurality of third spring sliding connection of camera obscura.

Preferably, one side swing joint that the rack was kept away from to the pinion rack has a cam lever, and the cam lever rotates to be connected in the inside of cavity, the lateral wall of cavity is run through and extend to its outside to the one end of cam lever, and has the handle through fourth spring sliding connection, be equipped with the card post on the inside wall of handle, and block the post and open two draw-in grooves activity joint on the support frame lateral wall.

Preferably, a storage box is arranged between the two movable plates and at two ends of the bottom plate.

Preferably, a plurality of clamping blocks are arranged on the inner side walls of the two movable plates, and each clamping block is movably clamped with a clamping hole formed in the side wall of the lifting plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can place smaller paper for the designer to use when the two movable plates are in a connection state, the two movable plates can be unfolded towards two sides by sliding the movable plate away from one side of the guide wheel towards the outside, when the movable plates slide to a certain distance, the lifting plate is upwards bounced by the elastic force of the third spring, so that the lifting plate and the two movable plates form a plane, thus the device can place larger paper for the designer to use, thereby the device is suitable for placing paper with different sizes, thereby the designer feels more comfortable when painting, the gear can drive the rack to slide up and down in the cavity by rotating the turn button, thereby the angle of the bottom plate can be changed, the plane angle used by painting can be adjusted according to the requirement of the painting personnel, the angle is fixed by the matching of the cam lever and the toothed plate after adjustment, therefore, the drawing angle required by a painter during drawing can be met, and the working efficiency of the painter is improved.

Drawings

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

fig. 2 is a schematic structural diagram II of the present invention;

fig. 3 is a cross-sectional view of the present invention at the cavity;

fig. 4 is a schematic structural view of the rack and the bottom plate of the present invention;

fig. 5 is an exploded view of the rack, toothed plate and gear of the present invention;

fig. 6 is a schematic structural view of the clamp post and the clamp groove of the present invention;

fig. 7 is a cross-sectional view of the second spring and the slider according to the present invention;

fig. 8 is an exploded view of the bottom plate, the movable plate and the lifting plate of the present invention;

fig. 9 is an enlarged view of fig. 8 at a;

fig. 10 is an exploded view of the slide block and the chute according to the present invention.

In the figure: 1. the support frame, 2, the cavity, 3, the rack, 4, the bottom plate, 5, the connecting rod, 6, the gear, 7, the turn button, 8, the pinion rack, 9, first spring, 10, the fly leaf, 11, the slider, 12, the spout, 13, the second spring, 14, the camera obscura, 15, the third spring, 16, the lifter plate, 17, the cam lever, 18, the fourth spring, 19, the handle, 20, the card post, 21, the draw-in groove, 22, the case, 23, the stay cord, 24, the guide pulley, 25, the fixture block, 26, the card hole.

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. 1-10, the present invention provides a technical solution: a combined drawing board for planar design comprises a supporting frame 1 and a bottom plate 4, wherein the bottom plate 4 is arranged on the upper side of the supporting frame 1, a cavity 2 is formed in the supporting frame 1, a rack 3 is connected to the inside of the cavity 2 in a sliding mode, teeth are arranged on two sides of the rack 3, the teeth close to one side of the gear 6 are meshed with the gear 6, so that the rack 3 can slide up and down in the cavity 2 through the gear 6, the teeth on the other side are clamped with a toothed plate 8 and used for fixing the position of the rack 3 after adjustment, the upper end of the rack 3 penetrates through the side wall of the cavity 2 and extends to the outside of the supporting frame 1 and is rotatably connected to the lower side wall of the bottom plate 4, when the rack 3 slides up and down in the cavity 2, the rack can prop against the bottom plate 4 to rotate, so that the angle of the bottom plate 4 can be adjusted, one side, located on the rack 3, and the gear 6 is engaged with the rack 3, any end of the central shaft of the gear 6 penetrates through the side wall of the cavity 2 and extends to the outside of the support frame 1, and is rotatably connected with a rotating button 7, the rotating button 7 is rotated to enable the gear 6 to drive the rack 3 to slide up and down in the cavity 2, so that the angle of the bottom plate 4 can be adjusted, a toothed plate 8 is slidably connected to the other side of the rack 3 in the cavity 2, the toothed plate 8 is movably clamped with the rack 3, two connecting rods 5 are rotatably connected to the front side wall of the support frame 1, the upper ends of the two connecting rods 5 are rotatably connected to the lower side wall of the bottom plate 4, the two connecting rods 5 also play a role of supporting the bottom plate 4, when the rack 3 rotates against the bottom plate 4, the angles between the two connecting rods 5 and the bottom plate 4 can also change, and when the position of the rack 3 is fixed, the rack 3 and the two connecting rods 5 support, this makes the base plate 4 more stable;

both sides of the upper end of the bottom plate 4 are slidably connected with movable plates 10, the two movable plates 10 are combined together, so that a small piece of paper can be placed on the two movable plates 10 for drawing, sliding grooves 12 are formed in the front and rear ends of the bottom plate 4, both ends of each sliding groove 12 are slidably connected with sliding blocks 11 through second springs 13, the two movable plates 10 are connected together by the elasticity of the second springs 13 in a natural state, the upper end of each sliding block 11 penetrates through the side wall of the sliding groove 12, extends to the outside of the bottom plate 4 and is fixedly connected to the lower side wall of the movable plate 10, both sliding blocks 11 on any movable plate 10 are fixedly connected with pull ropes 23, each pull rope 23 bypasses guide wheels 24 and is fixedly connected to the sliding blocks 11 on the same side, the guide wheels 24 are rotatably connected to one end inside the sliding grooves 12, the movable plates 10 far away from the guide wheels 24 slide outwards through sliding, and the two sliding blocks 11 in the sliding grooves 12 on the lower, when the two sliding blocks 11 slide, the other movable plate 10 is pulled in the opposite direction through the pulling rope 23, so that the two movable plates 10 can be unfolded together, the bottom plate 4 is provided with the hidden groove 14, the inner part of the hidden groove 14 is connected with the lifting plate 16 in a sliding manner through the third springs 15, after the two movable plates 10 are unfolded to a proper position, the lifting plate 16 is bounced upwards by the elasticity of the third springs 15, then the movable plates 10 are loosened, at the moment, the two movable plates 10 slide towards the lifting plate 16 by the pulling force of the second springs 13, so that the lifting plate 16 can be squeezed, and thus, a large drawing picture is synthesized by the two movable plates 10 and the lifting plate 16, and a large paper can be placed conveniently for a drawing person to use.

Specifically, one side of the toothed plate 8, which is far away from the rack 3, is movably connected with a cam rod 17, the cam rod 17 is rotatably connected inside the cavity 2, one end of the cam rod 17 penetrates through the side wall of the cavity 2 and extends to the outside of the cavity, and is slidably connected with a handle 19 through a fourth spring 18, after the angle is adjusted, the handle 19 is pulled and clockwise rotated by 90 degrees, so that the salient point of the cam rod 17 abuts against the toothed plate 8 and is fixedly clamped with the rack 3, the position of the rack 3 is fixed, the angle of a drawing picture is fixed, a clamping column 20 is arranged on the inner side wall of the handle 19, the clamping column 20 is movably clamped with two clamping grooves 21 formed in the side wall of the support frame 1, after the handle 19 is pulled, the clamping column 20 can be separated from the clamping grooves 21, when the clamping column 20 is clamped inside one clamping groove 21, the cam rod 17 is not connected with the toothed plate 8, and the toothed plate 8 cannot fix the position of the, the convex point of the cam lever 17 is coupled with the tooth plate 8 when the latch post 20 is latched inside the other latch slot 21, thereby fixing the position of the rack 3.

Specifically, the storage boxes 22 are disposed between the two movable plates 10 and at two ends of the bottom plate 4, and can store some design tools, such as pencils, rulers, compasses, and the like.

Specifically, a plurality of clamping blocks 25 are arranged on the inner side walls of the two movable plates 10, each clamping block 25 is movably clamped with a clamping hole 26 formed in the side wall of the lifting plate 16, when the lifting plate 16 bounces, the position of the lifting plate 16 is fixed after the clamping blocks 25 are clamped into the clamping holes 26 formed in the side wall of the lifting plate 16, and therefore when the device is unfolded for use, the lifting plate 16 cannot slide downwards, and the two movable plates 10 and the lifting plate 16 can be fixedly kept on a horizontal plane; when the movable plates 10 are retracted, the movable plates 10 away from the guide wheels 24 are slid outwards to disengage each clamping block 25 from the clamping hole 26, the lifting plate 16 is pressed downwards to the inside of the blind groove 14, then the movable plates 10 are released, the two movable plates 10 automatically slide inwards to play a role of retracting, the clamping blocks 25 on the two movable plates 10 are arranged in a cross manner, and corresponding holes are formed in the two movable plates 10, so that the clamping blocks 25 do not interfere when the two movable plates 10 are connected.

The working principle is as follows: when the drawing board is used, the size of the drawing panel is adjusted according to the size of paper used in drawing, if the paper is small, the two movable plates 10 are combined together, so that the small paper can be placed on the two movable plates 10 for drawing, when the required paper is large, the movable plates 10 far away from the guide wheel 24 slide outwards through sliding, the two sliders 11 at the lower sides of the movable plates 10 in the sliding grooves 12 slide outwards, the two sliders 11 pull the other movable plate 10 in opposite directions through the pull rope 23 during sliding, so that the two movable plates 10 can be unfolded together, the lifting plate 16 automatically bounces up after the two movable plates 10 are unfolded to a proper position, then the movable plates 10 are released, at the moment, the two movable plates 10 slide towards the lifting plate 16 under the pulling force of the second spring 13, so that the lifting plate 16 can be squeezed, so that the two movable plates 10 and the lifting plate 16 can be combined into a large picture, thereby facilitating the placement of larger sheets for use by painters; when the angle of drawing the picture needs to be adjusted, turn button 7 can be rotated to make gear 6 take rack 3 to slide from top to bottom in the inside of cavity 2, like this alright adjust the angle of bottom plate 4, thereby reached the angle of adjusting the drawing picture, after angle modulation, through pulling handle 19 and after rotating it clockwise 90 degrees, the bump of cam lever 17 will push up pinion rack 8 and rack 3 fixed joint like this, the rigidity of rack 3 like this, thereby the angle that makes the drawing picture is fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a planar design is with combination drawing board, includes support frame (1) and bottom plate (4), the upside at support frame (1), its characterized in that are established in bottom plate (4): the utility model discloses a support frame, including support frame (1), the inside of support frame (1) is opened there is cavity (2), the inside sliding connection of cavity (2) has rack (3), and the upper end of rack (3) runs through the lateral wall of cavity (2) and extends to the outside of support frame (1) and rotate and connect on the lower lateral wall of bottom plate (4), the inside of cavity (2) is located one side of rack (3) and rotates and is connected with gear (6), and gear (6) and rack (3) meshing are connected, the arbitrary end of the center pin of gear (6) runs through the lateral wall of cavity (2) and extends to the outside of support frame (1) and rotates and is connected with knob (7), the inside of cavity (2) and the opposite side that is located rack (3) have pinion rack (8) through first spring (9) sliding connection, and pinion rack (8) and rack (3) activity joint, rotate on the preceding lateral wall of support frame (1) and be connected with two connecting, the upper ends of the two connecting rods (5) are rotatably connected to the lower side wall of the bottom plate (4);

both sides of the upper end of the bottom plate (4) are connected with movable plates (10) in a sliding manner, the front end and the rear end of the bottom plate (4) are provided with sliding grooves (12), both ends of each sliding groove (12) are connected with sliding blocks (11) in a sliding manner through second springs (13), the upper end of each sliding block (11) penetrates through the side wall of the sliding chute (12), extends to the outside of the bottom plate (4) and is fixedly connected to the lower side wall of the movable plate (10), two sliding blocks (11) on any movable plate (10) are fixedly connected with pull ropes (23), each pull rope (23) bypasses a guide wheel (24) and is fixedly connected to the sliding blocks (11) on the same side, the guide wheel (24) is rotationally connected with one end of the inner part of the chute (12), the bottom plate (4) is provided with a hidden groove (14), the inner part of the hidden groove (14) is connected with a lifting plate (16) in a sliding way through a plurality of third springs (15).

2. The modular drawing board for graphic design according to claim 1, wherein: one side swing joint that rack (3) was kept away from in pinion rack (8) has cam lever (17), and cam lever (17) rotate to be connected in the inside of cavity (2), the one end of cam lever (17) runs through the lateral wall of cavity (2) and extends to its outside, and has handle (19) through fourth spring (18) sliding connection, be equipped with card post (20) on the inside wall of handle (19), and card post (20) with open two draw-in grooves (21) activity joint on support frame (1) lateral wall.

3. The modular drawing board for graphic design according to claim 1, wherein: storage boxes (22) are arranged between the two movable plates (10) and at two ends of the bottom plate (4).

4. The modular drawing board for graphic design according to claim 1, wherein: a plurality of clamping blocks (25) are arranged on the inner side walls of the two movable plates (10), and each clamping block (25) is movably clamped with a clamping hole (26) formed in the side wall of the lifting plate (16).