CN220447562U

CN220447562U - Folding drawing board

Info

Publication number: CN220447562U
Application number: CN202321796332.6U
Authority: CN
Inventors: 潘奕蓉; 郭天怡; 姜显腾; 鲁中皓; 潘爱云
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-02-06
Anticipated expiration: 2033-07-10

Abstract

The utility model discloses a folding drawing board, which comprises a drawing paper clamping mechanism, a drawing board, a storage box, a supporting leg mechanism, a second transverse threaded rod, a second internal thread rotating sleeve, an arc-shaped adjusting groove, rotating handle screws and a screwing hand, wherein the top of the storage box is provided with the drawing board, the bottom of the storage box is provided with four supporting leg mechanisms, the supporting leg mechanism comprises supporting legs, a first transverse threaded rod, a first internal thread sleeve and a U-shaped seat, the U-shaped seat is fixedly connected to the bottom of the storage box, one end of the first transverse threaded rod is fixedly connected with one side of the inner side of the U-shaped groove of the U-shaped seat, and the other end of the first transverse threaded rod movably penetrates through the other side of the U-shaped seat and extends to the outside to be in threaded sleeve connection with the first internal thread sleeve.

Description

Folding drawing board

Technical Field

The utility model relates to the technical field of drawing boards, in particular to a folding drawing board.

Background

Sketch and the in-process of drawing need use the drawing board, and the drawing board often need cooperate the easel to use at the in-process of using this kind, and the in-process of using is fixed the easel, and afterwards places the drawing board slope on the easel to draw.

However, when the user goes out to write, the user needs to carry an easel, a drawing board and the like, and the drawing board, the easel and the like are large in size and inconvenient to carry, so that the user often only carries one drawing board when the user goes out to write, the drawing board is placed on the legs to draw pictures, the whole process is unstable, fatigue can be felt when drawing pictures for a long time, and a plurality of inconveniences are brought to the user when the user goes out to write.

Disclosure of Invention

The present utility model is directed to a folding drawing board, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a folding drawing board, includes the receiver, the top of receiver is the opening setting, the receiver top is provided with the drawing board, the receiver bottom is provided with four supporting leg mechanisms, supporting leg mechanism includes supporting leg, first horizontal threaded rod, first internal thread cover and U-shaped seat, U-shaped seat fixed connection is in the receiver bottom, the inboard one side fixed connection of U-shaped groove of first horizontal threaded rod one end and U-shaped seat, the other end activity of first horizontal threaded rod runs through in the opposite side of U-shaped seat and stretches out to outside back and cup joint with first internal thread cover screw thread, the one end of supporting leg transversely runs through the outside that the rotation cover was located first horizontal threaded rod.

As a further scheme of the utility model: the front side of drawing board sets up the hinge, the front side of drawing board passes through the hinge and articulates with the front side of receiver, two arc adjustment tank of bilateral symmetry fixedly connected with of receiver, two horizontal threaded rods of bilateral symmetry fixedly connected with of drawing board, two the horizontal threaded rod of second sets up with two arc adjustment tank one-to-one, the one end of horizontal threaded rod of second passes the arc adjustment tank back screw thread that corresponds and has cup jointed the second internal thread and change the cover.

As still further aspects of the utility model: the rear side fixedly connected with connecting block of drawing board, be provided with the stem screw on the connecting block, the tip of stem screw runs through behind the connecting block with receiver rear side threaded connection.

As still further aspects of the utility model: and a screwing hand is fixedly connected to the rear side wall of the storage box.

As still further aspects of the utility model: the utility model discloses a drawing board, including drawing board, drawing board top symmetry is provided with two drawing board fixture, drawing board fixture includes turning handle, pressure strip, slide bar, erects threaded rod and connecting plate, the slide bar symmetry is provided with two, two the bottom of slide bar all with drawing board top fixed connection, two the top of slide bar all with connecting plate bottom fixed connection, erects threaded rod vertical run-through and rotates to connect on the connecting plate, the bottom of erectting the threaded rod is rotated with the drawing board top and is connected, the outside of erectting the threaded rod is located to the vertical thread bush that runs through of pressure strip, just the outside of two slide bars is located to the vertical slip cap that runs through of pressure strip.

Compared with the prior art, the utility model has the beneficial effects that:

1. through leaning on the drawing board to close at receiver top and lean on the supporting leg to close the bottom at the receiver, thereby make the volume of this foldable drawing board reduce greatly, the rethread is twisted and is twisted the hand and is twisted this drawing board and carry, realize making things convenient for drawing personnel to carry, make it by horizontal change into vertical through rotating the supporting leg, then through screwing up first internal thread cover, first internal thread cover extrudees U-shaped seat, make U-shaped seat produce slight elastic deformation, thereby make U-shaped seat compress tightly fixedly the supporting leg, realize supporting this drawing board subaerial through four supporting leg mechanisms, make drawing personnel need not to place the drawing board and draw on the leg like this, guaranteed to the support stability of drawing board, also be convenient for use when going out to write.

2. Make it rotate along the pin joint of hinge through rotatory drawing board for the horizontal threaded rod of second removes in the arc adjustment tank, until adjust the inclination of drawing board to satisfy the user's of drawing personnel needs after, rethread screws up the second internal thread and changes the cover and make the drawing board keep fixed at current angle, thereby make things convenient for the drawing personnel to adjust the angle of drawing board to comfortable angle according to the user's needs, make the drawing more comfortable.

3. The vertical threaded rod is driven to rotate through the rotating handle, the pressing plate is in sliding fit with the sliding rod, the pressing plate is in threaded fit with the vertical threaded rod, the vertical threaded rod is rotated to drive the pressing plate to move downwards to press and fix the drawing paper, and therefore the drawing paper can be stably fixed on the drawing board.

Drawings

Fig. 1 is a schematic structural view of a folding drawing board.

Fig. 2 is a perspective view of a folding drawing board.

Fig. 3 is an enlarged view at a in the folding drawing board.

Fig. 4 is a second perspective view of a folding drawing board.

Fig. 5 is a schematic view of the drawing board and support leg mechanism display opening in the folding drawing board.

Fig. 6 is a cross-sectional view of the folding drawing board at the support leg mechanism.

The figure shows: the drawing paper clamping mechanism 1, a rotating handle 101, a pressing plate 102, a sliding rod 103, a vertical threaded rod 104, a connecting plate 105, a drawing board 2, a storage box 3, a supporting leg mechanism 4, a supporting leg 401, a first transverse threaded rod 402, a first internal thread sleeve 403, a U-shaped seat 404, a second transverse threaded rod 5, a second internal thread sleeve 6, an arc-shaped adjusting groove 7, a hinge 8, a connecting block 9, a rotating handle screw 10 and a screwing hand 11.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 6, in the embodiment of the utility model, a folding drawing board includes a storage box 3, the top of the storage box 3 is provided with an opening, the top of the storage box 3 is provided with a drawing board 2, the bottom of the storage box 3 is provided with four supporting leg mechanisms 4, the supporting leg mechanisms 4 are staggered, each supporting leg mechanism 4 includes a supporting leg 401, a first transverse threaded rod 402, a first internal thread sleeve 403 and a U-shaped seat 404, the U-shaped seat 404 is fixedly connected to the bottom of the storage box 3, one end of the first transverse threaded rod 402 is fixedly connected with one side of the inner side of a U-shaped groove of the U-shaped seat 404, the other end of the first transverse threaded rod 402 movably penetrates through the other side of the U-shaped seat 404 and extends to the outside to be in threaded sleeve joint with the first internal thread sleeve 403, one end of the supporting leg 401 transversely penetrates through the outer side of the first transverse threaded rod 402, and two sides of the supporting leg 401 are close to two sides of the inner side of the U-shaped seat 404.

The front side of drawing board 2 sets up hinge 8, and the front side of drawing board 2 passes through hinge 8 and the front side of receiver 3 is articulated, and two arc adjustment tank 7 of the bilateral symmetry fixedly connected with of receiver 3, two second horizontal threaded rods 5 of the bilateral symmetry fixedly connected with of drawing board 2, two second horizontal threaded rods 5 and two arc adjustment tank 7 one-to-one setting, the one end of second horizontal threaded rod 5 has passed behind the corresponding arc adjustment tank 7 the screw thread and has been cup jointed second internal thread and change cover 6.

The rear side fixedly connected with connecting block 9 of drawing board 2 is provided with turning handle screw 10 on the connecting block 9, and the tip of turning handle screw 10 runs through behind connecting block 9 with the rear side threaded connection of receiver 3, offer on the rear lateral wall of receiver 3 be used for with turning handle screw 10 threaded connection's screw hole.

The back side wall of the storage box 3 is fixedly connected with a screwing hand 11.

The drawing board 2 top symmetry is provided with two drawing paper fixture 1, drawing paper fixture 1 includes the rotating handle 101, the pressure strip 102, slide bar 103, perpendicular threaded rod 104 and connecting plate 105, slide bar 103 symmetry is provided with two, the bottom of two slide bars 103 all with drawing board 2 top fixed connection, the top of two slide bars 103 all with connecting plate 105 bottom fixed connection, perpendicular threaded rod 104 runs through vertically and rotates to be connected on connecting plate 105, the bottom of perpendicular threaded rod 104 rotates with drawing board 2 top to be connected, the outside of perpendicular threaded rod 104 is located to the vertical thread cover that runs through of pressure strip 102, the vertical thread through-hole that is used for with perpendicular threaded rod 104 threaded connection is offered in the vertical run through on the pressure strip 102, and the outside of two slide bars 103 is located to the vertical slip cap that runs through of pressure strip 102.

The U-shaped seat 404 is made of elastic plastic material capable of slightly deforming.

Working principle: when the drawing board is specifically used, the turning screw 10 is unscrewed and the drawing board 2 is opened, drawing paper and some drawing tools can be placed in the storage box 3 for storage, the turning screw 10 is connected with threaded holes in the storage box 3 in a threaded manner, the drawing board 2 and the storage box 3 are fixed, the drawing board is screwed up and carried by the screwing up and screwing up hand 11, after the drawing board is carried to a using place, the supporting leg mechanism 4 is operated, the supporting leg 401 is rotated to be vertical from transverse direction, then the first internal thread sleeve 403 is screwed, the first internal thread sleeve 403 extrudes the U-shaped seat 404, the U-shaped seat 404 generates slight elastic deformation, the U-shaped seat 404 compresses and fixes the supporting leg 401, the drawing board is supported on the ground through the four supporting leg mechanisms 4, the drawing board 2 is rotated along the hinging point of the hinge 8, the second transverse threaded rod 5 moves in the arc-shaped adjusting groove 7, until the inclination angle of the drawing board 2 is adjusted to meet the use requirement of drawing staff, the second internal thread rotating sleeve 6 is screwed to enable the drawing board 2 to be kept at the current angle for fixing, then the drawing paper is laid on the drawing board 2, two sides of the drawing paper are placed below the two pressing boards 102, the drawing paper clamping mechanism 1 is operated, the vertical threaded rod 104 is driven to rotate through the rotating handle 101, the pressing boards 102 are in sliding fit with the sliding rods 103, the pressing boards 102 are in threaded fit with the vertical threaded rod 104, the vertical threaded rod 104 is rotated to drive the pressing boards 102 to move downwards for pressing and fixing the drawing paper, so that the drawing paper is fixed on the drawing board 2, thus the drawing staff can conveniently draw the drawing by leaning the drawing board 2 on the top of the storage box 3 and leaning the supporting legs 401 on the bottom of the storage box 3, through such folding mode for this folding drawing board's volume reduces greatly, makes things convenient for drawing personnel to carry.

Although the present utility model has been described 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a folding drawing board, includes receiver (3), its characterized in that: the top of receiver (3) is the opening setting, receiver (3) top is provided with drawing board (2), receiver (3) bottom is provided with four supporting leg mechanisms (4), supporting leg mechanism (4) are including supporting leg (401), first horizontal threaded rod (402), first internal thread cover (403) and U-shaped seat (404), U-shaped seat (404) fixed connection is in receiver (3) bottom, the inboard one side fixed connection of U-shaped groove of one end of first horizontal threaded rod (402) and U-shaped seat (404), the other end activity of first horizontal threaded rod (402) is run through in the opposite side of U-shaped seat (404) and is stretched out to outside back and cup joint with first internal thread cover (403) screw thread, the outside of first horizontal threaded rod (402) is located in the one end horizontal run through rotation cover of supporting leg (401).

2. The folding drawing board of claim 1, wherein: the front side of drawing board (2) sets up hinge (8), the front side of drawing board (2) is articulated with the front side of receiver (3) through hinge (8), two arc adjustment tank (7) of the bilateral symmetry fixedly connected with of receiver (3), the bilateral symmetry fixedly connected with of drawing board (2) two horizontal threaded rods (5), two horizontal threaded rods (5) of second set up with two arc adjustment tank (7) one-to-one, second internal thread change cover (6) have been cup jointed to the screw thread after the one end of horizontal threaded rod (5) of second passed arc adjustment tank (7) of correspondence.

3. The folding drawing board of claim 1, wherein: the rear side fixedly connected with connecting block (9) of drawing board (2), be provided with stem screw (10) on connecting block (9), the tip of stem screw (10) runs through behind connecting block (9) with the rear side threaded connection of receiver (3).

4. The folding drawing board of claim 1, wherein: the back side wall of the storage box (3) is fixedly connected with a screwing handle (11).

5. The folding drawing board of claim 1, wherein: the utility model provides a drawing board (2) top symmetry is provided with two drawing paper fixture (1), drawing paper fixture (1) is including rotating handle (101), pressure strip (102), slide bar (103), perpendicular threaded rod (104) and connecting plate (105), slide bar (103) symmetry is provided with two, two the bottom of slide bar (103) all with drawing board (2) top fixed connection, two the top of slide bar (103) all with connecting plate (105) bottom fixed connection, perpendicular threaded rod (104) vertically runs through and rotates to be connected on connecting plate (105), the bottom of perpendicular threaded rod (104) rotates with drawing board (2) top to be connected, the outside of perpendicular threaded rod (104) is located to the screw sleeve vertically runs through to pressure strip (102), just the outside of two slide bars (103) is located in the slip cap vertically running through.