CN212213154U

CN212213154U - Chair is used in drawing convenient to carry

Info

Publication number: CN212213154U
Application number: CN202020571561.8U
Authority: CN
Inventors: 师欢瑜; 孙文斌
Original assignee: Baoding Institute Of Technology
Current assignee: Baoding Institute Of Technology
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-25
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a chair is used in drawing convenient to carry, including the backplate, the both sides of backplate bottom all are provided with first supporting leg, the bottom of backplate one side articulates there is the cushion, and the both sides of cushion bottom have all been seted up and have been accomodate the groove, and two one ends of accomodating groove top inner wall all articulate there is the second supporting leg, and the external diameter of second supporting leg and the internal diameter looks adaptation of accomodating the groove, two one side that the second supporting leg is close to first supporting leg all is provided with first magnet piece. The utility model discloses can rotate the telescopic link to the vertical direction during carrying, revolve the second supporting leg to accomodating the inslot, rotate the cushion to the vertical direction again, first magnet piece and second magnet piece are connected with one side of accomodating the top inner wall in groove and stull respectively, adsorb fixedly to second supporting leg and cushion, and it is loose to take place when avoiding carrying, and portable and firm in use conveniently packs up and expandes.

Description

Chair is used in drawing convenient to carry

Technical Field

The utility model relates to a drawing seat technical field especially relates to a chair is used in drawing convenient to carry.

Background

In fine arts teaching, the teacher often can let students sit on the seat and draw, can save students' physical power like this, makes their attention more concentrated, and the drawing that is all intensely done improves drawing quality and efficiency.

Through the retrieval, chinese patent publication is CN 209932087U's patent, discloses a painting seat for art teaching, including seat, backup plate, two handrail boards and four supporting legs, the L type fixed slot has all been seted up at the middle part of two handrail boards, and the inner chamber of L type fixed slot just is located the front of handrail board and is connected with the telescopic link through the round pin hub rotation, one side fixedly connected with lifting unit on telescopic link top. The painting seat for art teaching in the above-mentioned patent exists following not enough: the problem of inconvenient carrying exists when using.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a chair convenient to carry for painting.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a portable chair for painting comprises a back plate, first supporting legs are arranged on two sides of the bottom of the back plate, a cushion is hinged to the bottom of one side of the back plate, and both sides of the bottom of the cushion are provided with accommodating grooves, one end of the inner wall of the top of each accommodating groove is hinged with a second supporting leg, the outer diameter of the second supporting legs is matched with the inner diameter of the accommodating groove, one side of each of the two second supporting legs close to the first supporting leg is provided with a first magnet piece, the top parts of the sides of the two second supporting legs far away from the first supporting leg are both provided with second magnet pieces, the bottom parts of the opposite sides of the two second supporting legs are both hinged with telescopic rods, and the bottom of the opposite side of the two first supporting legs is provided with the same cross brace, one side of the top of the cross brace, which is close to the second supporting leg, is provided with two grooves, and the inner diameters of the two grooves are matched with the outer diameters of one ends of the two telescopic rods.

As a further aspect of the present invention: and foot pads are arranged at the bottoms of the first supporting legs and the bottoms of the two second supporting legs.

As a further aspect of the present invention: the mounting groove has been seted up to one side of backplate, and one side inner wall of mounting groove is provided with rotating electrical machines.

As a further aspect of the present invention: the output shaft of rotating electrical machines is provided with the dwang, and the slot has been seted up at the top of dwang.

As a further aspect of the present invention: the sunshade umbrella is characterized in that a stand column is inserted into the slot, a sunshade umbrella is arranged at the top of the stand column, and uniformly distributed limiting holes are formed in the inner wall of one side of the slot and one side of the stand column.

As a further aspect of the present invention: the back plate is far away from one side top and the bottom of cushion and has all been seted up the spacing groove, and the dwang is close to one side of backplate and is provided with two stoppers, the external diameter of stopper and the internal diameter looks adaptation of spacing groove.

As a further aspect of the present invention: the top of one side of the back plate is provided with a sponge backrest.

The utility model has the advantages that:

1. by arranging the second supporting leg, the accommodating groove, the telescopic rod, the first magnet piece and the second magnet piece, the cushion is unfolded when the cushion is used, the second supporting leg is screwed out of the accommodating groove, the telescopic rod is rotated to be horizontally arranged, and the telescopic rod is unfolded to enable one end of the telescopic rod to be inserted into the groove;

2. through setting up sun shade, rotating electrical machines and dwang, can pass through the stand with the sun shade during the drawing and fix on the dwang, the inclination of dwang is adjusted to accessible rotating electrical machines to the sun shade shelters from the sunshine of different irradiation angles, uses nimble convenience and convenient to detach equipment.

Drawings

Fig. 1 is a schematic structural diagram of a portable painting seat provided in embodiment 1;

FIG. 2 is a schematic structural view of a second support leg of the back plate of the portable chair for painting in embodiment 1;

fig. 3 is a side sectional view of a back plate of a portable chair for painting according to embodiment 2.

In the figure: the novel folding umbrella comprises a back plate 1, a first supporting leg 2, a cross support 3, a telescopic rod 4, a first magnet piece 5, a second magnet piece 6, a second supporting leg 7, a cushion 8, a containing groove 9, a sponge backrest 10, a limiting groove 11, a sunshade umbrella 12, a stand column 13, a rotating rod 14, a limiting hole 15, a slot 16, a limiting block 17 and a rotating motor 18.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a portable chair for painting comprises a back plate 1, wherein two sides of the bottom of the back plate 1 are connected with first supporting legs 2 through fastening bolts, the bottom of one side of the back plate 1 is hinged with a cushion 8, two sides of the bottom of the cushion 8 are provided with accommodating grooves 9, one ends of the top inner walls of the two accommodating grooves 9 are hinged with second supporting legs 7, the outer diameter of the second supporting legs 7 is matched with the inner diameter of the accommodating grooves 9, one sides of the two second supporting legs 7 close to the first supporting legs 2 are connected with first magnet pieces 5 through fastening bolts, the tops of one sides of the two second supporting legs 7 far away from the first supporting legs 2 are connected with second magnet pieces 6 through fastening bolts, the bottoms of the opposite sides of the two second supporting legs 7 are hinged with telescopic rods 4, and the bottoms of the opposite sides of the two first supporting legs 2 are connected with a same transverse support 3 through fastening bolts, two recesses have been seted up near one side of second supporting leg 7 at the top of stull 3, and the internal diameter of two recesses and the external diameter looks adaptation of two telescopic link 4 one ends, expand cushion 8 during the use, with second supporting leg 7 from accomodating groove 9 internal back-out, set up telescopic link 4 rotation to the level, and expand telescopic link 4 and make the one end of telescopic link 4 insert in the recess, can be rotatory to the vertical direction with telescopic link 4 during the carry, with second supporting leg 7 in extremely accomodating groove 9 internal back-out, again with 8 rotations to the vertical direction of cushion, first magnet piece 5 and second magnet piece 6 are connected with one side of accomodating groove 9's top inner wall and stull 3 respectively, adsorb fixedly second supporting leg 7 and cushion 8, take place loosely when avoiding carrying, portable and firm in use, conveniently pack up and expand.

Wherein, the bottoms of the two first supporting legs 2 and the bottoms of the two second supporting legs 7 are connected with foot pads through fastening bolts.

Wherein, one side of backplate 1 has seted up the mounting groove, and the one side inner wall of mounting groove has rotating electrical machines 18 through fastening bolt connection.

Wherein, the output shaft of the rotating motor 18 is connected with a rotating rod 14 through a fastening bolt, and the top of the rotating rod 14 is provided with a slot 16.

Wherein, the inside of slot 16 is pegged graft and is had stand 13, and there is sunshade umbrella 12 at the top of stand 13 through fastening bolt connection, evenly distributed's spacing hole 15 has all been seted up to one side inner wall of slot 16 one side and one side of stand 13, can pass through stand 13 with sunshade umbrella 12 during the drawing and fix on dwang 14, the inclination of dwang 14 is adjusted to accessible rotating electrical machines 18, so that sunshade umbrella 12 shelters from the sunshine of different angles of shining, and the convenience is used in a flexible way and the dismantlement equipment of being convenient for.

Wherein, one side top and the bottom that cushion 8 was kept away from to backplate 1 have all seted up spacing groove 11, and dwang 14 is close to one side of backplate 1 and has two stopper 17 through fastening bolt connection, and stopper 17's external diameter and the internal diameter looks adaptation of spacing groove 11 drive dwang 14 through rotating electrical machines 18 and rotate the time, and spacing groove 11 and stopper 17 lead spacing to the rotation of dwang 14.

The working principle is as follows: when in use, the cushion 8 is unfolded, the second supporting leg 7 is screwed out from the accommodating groove 9, the telescopic rod 4 is rotated to be horizontally arranged, the telescopic rod 4 is unfolded to enable one end of the telescopic rod 4 to be inserted into the groove, the telescopic rod 4 can be rotated to be vertical when in carrying, the second supporting leg 7 is rotated to be accommodated in the accommodating groove 9, then the cushion 8 is rotated to be vertical, the first magnet piece 5 and the second magnet piece 6 are respectively connected with the inner wall of the top of the accommodating groove 9 and one side of the cross brace 3, the second supporting leg 7 and the cushion 8 are adsorbed and fixed, the occurrence of looseness during carrying is avoided, the cushion is convenient to carry and use, is firm, is convenient to pack and unfold, the sunshade 12 can be fixed on the rotating rod 14 through the upright post 13 during drawing, the inclination angle of the rotating motor 14 can be adjusted through the rotating motor 18, so that the sunshade 12 can shield sunshine with different irradiation angles, is flexible and convenient, when the rotating rod 14 is driven to rotate by the rotating motor 18, the limiting groove 11 and the limiting block 17 guide and limit the rotation of the rotating rod 14.

Example 2

Referring to fig. 3, in this embodiment, compared to embodiment 1, a sponge backrest 10 is connected to the top of one side of a back plate 1 through fastening bolts.

The working principle is as follows: the sponge back rest 10 increases the comfort of the user when in use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A chair convenient to carry for painting comprises a back plate (1), wherein first supporting legs (2) are arranged on two sides of the bottom of the back plate (1), and is characterized in that a cushion (8) is hinged to the bottom of one side of the back plate (1), accommodating grooves (9) are formed in two sides of the bottom of the cushion (8), second supporting legs (7) are hinged to one ends of the inner walls of the tops of the two accommodating grooves (9), the outer diameters of the second supporting legs (7) are matched with the inner diameters of the accommodating grooves (9), first magnet pieces (5) are arranged on one sides, close to the first supporting legs (2), of the two second supporting legs (7), second magnet pieces (6) are arranged on the tops of the two sides, far away from the first supporting legs (2), telescopic rods (4) are hinged to the bottoms of the two sides, opposite to the second supporting legs (7), and the bottom of the two sides, opposite to the first supporting legs (2), is provided with the same transverse support (3), two grooves are formed in one side, close to the second supporting leg (7), of the top of the cross brace (3), and the inner diameters of the two grooves are matched with the outer diameters of one ends of the two telescopic rods (4).

2. A portable chair for paintings according to claim 1, characterized in that the bottoms of both the first (2) and second (7) support legs are provided with foot pads.

3. The portable chair for painting according to claim 2, wherein a mounting groove is formed on one side of the back plate (1), and a rotating motor (18) is arranged on the inner wall of one side of the mounting groove.

4. The portable chair for painting according to claim 3, wherein the output shaft of the rotating motor (18) is provided with a rotating rod (14), and the top of the rotating rod (14) is provided with a slot (16).

5. The portable chair for painting according to claim 4, wherein the inside of the slot (16) is inserted with a column (13), the top of the column (13) is provided with a sunshade (12), and the inner wall of one side of the slot (16) and one side of the column (13) are provided with evenly distributed limiting holes (15).

6. The chair convenient to carry for painting according to claim 5, wherein the top and the bottom of one side of the back plate (1) far away from the cushion (8) are both provided with a limiting groove (11), and one side of the rotating rod (14) near the back plate (1) is provided with two limiting blocks (17), and the outer diameter of the limiting blocks (17) is matched with the inner diameter of the limiting groove (11).

7. A portable painting chair as claimed in any one of claims 1 to 6, characterised in that a sponge backrest (10) is provided on the top of one side of the back plate (1).