CN211984707U

CN211984707U - Chair is corrected to preschool children's posture

Info

Publication number: CN211984707U
Application number: CN201922216464.7U
Authority: CN
Inventors: 刘洪标
Original assignee: Jiangsu Fule Science And Education Equipment Co ltd
Current assignee: Jiangsu Fule Science And Education Equipment Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-11-24
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a chair is corrected to preschool children's posture belongs to science and education equipment technical field. The utility model provides a chair is corrected to preschool children's posture, includes the seat, and two handrails are installed to the seat top surface symmetry, are equipped with between two handrail front ends and hold in the palm the chin subassembly, are equipped with between two handrail rear ends and hold in the palm back of the body subassembly. The utility model is provided with the cheek supporting component at the front end of the chair, the back supporting component is arranged on the chair connecting ridge, and the adjusting function of the cheek supporting component is utilized to help preschool children to adjust the distance between the glasses and the table top; the adjusting function of the back supporting component is utilized to help the preschool children to adjust the sitting posture and avoid the stooping and humpback. The utility model has the advantages of reasonable design, it is convenient to adjust, helps the preschool children to correct the position of sitting.

Description

Chair is corrected to preschool children's posture

Technical Field

The utility model relates to a science and education equipment technical field, more specifically say, relate to a chair is corrected to preschool children's posture.

Background

The chair is an essential basic appliance in family and school life, brings great convenience to people, but the chair used by people at present has great defects for children in a development stage. Because children have poor self-control ability, the children are easy to form a stooping-humping sitting posture due to fatigue after sitting for a long time, and the children have poor influence on the development of the children. Patent document No. cn201821010258.x in the prior art provides a child sitting posture correcting chair, which comprises a chair body and a table, wherein the table is detachably mounted on the chair body, a column for correcting leg movements is arranged on a seat plate of the chair body, an elastic fixing strip for correcting foot movements is arranged on a foot plate of the chair body, and a back plate and a head plate of the chair body are used for correcting the posture of an upper body. Although the device has more beneficial effects, the following problems still exist: the device cannot correct the child with serious kyphosis of the spine, and still has room for improvement.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a chair is corrected to preschool children's posture to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

The utility model provides a chair is corrected to preschool children's posture, includes the seat, two handrails are installed to seat top surface symmetry, two be equipped with between the handrail front end and hold in the palm the chin subassembly, two be equipped with between the handrail rear end and hold in the palm back of the body subassembly.

Preferably, the seat front end has been seted up and has been rotated the groove, rotate the groove rear side inner wall and have seted up the draw-in groove, draw-in groove and the cooperation of holding in the palm cheek subassembly lower extreme joint.

Preferably, the cheek-supporting assembly comprises a sleeve column, the lower part of the sleeve column is of a cuboid structure, the upper part of the sleeve column is of a hollow cylindrical structure, two rotating columns are symmetrically welded on the outer wall of the lower end of the sleeve column, the rotating columns are rotatably connected with a rotating groove, an elastic clamping head is further welded on the rear wall of the lower end of the sleeve column, and the elastic clamping head is matched with the clamping groove in a clamping manner.

Preferably, the loop post upper end inboard is equipped with rather than sliding fit's loop bar, the loop bar upper end has set firmly the sponge chin rest, the inside lead screw that is equipped with of loop bar, the lead screw upper end is connected with the inside top surface rotation of loop bar, the lead screw lower extreme passes loop bar bottom surface and loop post bottom surface in proper order and extends to the outside and the welding has hand wheel A.

Preferably, the middle part of the screw rod is in threaded connection with the lower end of the sleeve rod, and the lower end of the screw rod is rotatably connected with the lower end of the sleeve column.

Preferably, the back support assembly comprises a rubber back support adhered to the front wall of the seat connecting spine, the rubber back support is of a hollow arc-shaped body structure, and a support plate is welded on the inner wall of the front side of the rubber back support.

Preferably, the back support assembly further comprises a hand wheel B, the end part of the hand wheel B penetrates through the rear wall of the seat connecting ridge and extends to the inside of the rubber back support, the hand wheel B rotates in the middle of the supporting plate in a limiting mode, and the hand wheel B is in threaded connection with the seat.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

the utility model is provided with the cheek supporting component at the front end of the chair, the back supporting component is arranged on the chair connecting ridge, and the adjusting function of the cheek supporting component is utilized to help preschool children to adjust the distance between the glasses and the table top; the adjusting function of the back supporting component is utilized to help the preschool children to adjust the sitting posture and avoid the stooping and humpback. The utility model has the advantages of reasonable design, it is convenient to adjust, helps the preschool children to correct the position of sitting.

Drawings

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

FIG. 2 is a schematic sectional view of the structure of the seat of the present invention;

fig. 3 is a schematic structural view of the cheek rest assembly of the present invention;

FIG. 4 is a schematic cross-sectional view of the cheek rest assembly of the present invention;

the reference numbers in the figures illustrate: seat 1, armrest 2, chin rest assembly 3, back rest assembly 4, rotation groove 101, clamping groove 102, sleeve column 301, rotation column 302, elastic clamping head 303, sleeve rod 304, sponge chin rest 305, screw rod 306, hand wheel A307, rubber back rest 401, support plate 402 and hand wheel B403.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a chair is corrected to preschool children's posture, includes seat 1, and two handrails 2 are installed to 1 top surface symmetry of seat, are equipped with between 2 front ends of two handrails and hold in the palm chin subassembly 3, are equipped with between 2 rear ends of two handrails and hold in the palm back subassembly 4.

The front end of the seat 1 is provided with a rotating groove 101, the inner wall of the rear side of the rotating groove 101 is provided with a clamping groove 102, and the clamping groove 102 is in clamping fit with the lower end of the cheek supporting assembly 3.

The cheek supporting assembly 3 comprises a sleeve column 301, the lower portion of the sleeve column 301 is of a cuboid structure, the upper portion of the sleeve column 301 is of a hollow cylindrical structure, two rotating columns 302 are symmetrically welded on the outer wall of the lower end of the sleeve column 301, the rotating columns 302 are rotatably connected with a rotating groove 101, an elastic clamping head 303 is further welded on the rear wall of the lower end of the sleeve column 301, and the elastic clamping head 303 is in clamping fit with a clamping groove 102.

The inner side of the upper end of the sleeve column 301 is provided with a sleeve rod 304 in sliding fit with the sleeve rod, the upper end of the sleeve rod 304 is fixedly provided with a sponge chin rest 305, a screw rod 306 is arranged inside the sleeve rod 304, the upper end of the screw rod 306 is rotatably connected with the top surface inside the sleeve rod 304, and the lower end of the screw rod 306 sequentially penetrates through the bottom surface of the sleeve rod 304 and the bottom surface of the sleeve column 301 to extend to the outside and is welded with a hand wheel A.

The middle part of the screw rod 306 is connected with the lower end of the sleeve rod 304 through threads, and the lower end of the screw rod 306 is rotatably connected with the lower end of the sleeve column 301.

The back supporting component 4 comprises a rubber back support 401 adhered on the front wall of the connecting ridge of the seat 1, the rubber back support 401 is of a hollow arc-shaped body structure, and a supporting plate 402 is welded on the inner wall of the front side of the rubber back support 401.

The back support assembly 4 further comprises a hand wheel B403, the end of the hand wheel B403 passes through the back wall of the connecting ridge of the seat 1 and extends into the rubber back support 401, and the hand wheel B403 is in limited rotation with the middle of the support plate 402 and is in threaded connection with the seat 1.

The working principle is as follows: after a child sits on the seat 1, the sleeve column 301 is rotated to enable the sleeve column 301 to tend to be vertical, the hand wheel B403 is rotated, the hand wheel B403 presses against the support plate 402 which is limited to rotate in a screwing progressive process, the support plate 402 pushes the rubber back support 401, the curvature of the surface of the rubber back support 401 is increased, and the rubber back support 401 drags the spine of the child to enable the child to sit straight; then, the handwheel A307 is rotated, the handwheel A307 drives the screw rod 306, the screw rod 306 drives the sleeve rod 304 in threaded connection with the screw rod, the sleeve rod 304 pushes the sponge chin rest 305 at the upper end of the sleeve rod, and the sponge chin rest 305 pushes the cheeks of the children, so that the heads of the children can be adjusted, and further the distance between the glasses and the table top is adjusted.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A chair is corrected to preschool children's posture which characterized in that: including seat (1), two handrail (2), two are installed to seat (1) top surface symmetry be equipped with between handrail (2) the front end and hold in the palm chin subassembly (3), two be equipped with between handrail (2) the rear end and hold in the palm back subassembly (4), hold in the palm back subassembly (4) including bonding rubber back support (401) on seat (1) connection spine antetheca, rubber back support (401) are hollow arc type body structure, and rubber back support (401) front side inner wall welding has backup pad (402), hold in the palm back subassembly (4) still includes hand wheel B (403), hand wheel B (403) tip passes inside seat (1) connection spine back wall extends to rubber back support (401) to with backup pad (402) middle part spacing rotation, just hand wheel B (403) and seat (1) threaded connection.

2. The chair of claim 1, wherein: the front end of the seat (1) is provided with a rotating groove (101), the inner wall of the rear side of the rotating groove (101) is provided with a clamping groove (102), and the clamping groove (102) is in clamping fit with the lower end of the cheek supporting assembly (3).

3. The chair of claim 2, wherein: hold in palm cheek subassembly (3) including cover post (301), cover post (301) lower part is the cuboid structure, and upper portion is the hollow circular cylinder structure, and cover post (301) lower extreme outer wall symmetrical weld has two to rotate post (302), it rotates with rotation groove (101) to rotate post (302) and is connected, just cover post (301) lower extreme back wall still welds elasticity dop (303), elasticity dop (303) and draw-in groove (102) joint cooperation.

4. A chair as claimed in claim 3, wherein: the utility model discloses a set post (301) is characterized in that the inboard is equipped with rather than sliding fit's loop bar (304) in cover post (301) upper end, sponge chin rest (305) have been set firmly in loop bar (304) upper end, loop bar (304) inside is equipped with lead screw (306), lead screw (306) upper end is connected with the inside top surface rotation of loop bar (304), lead screw (306) lower extreme passes loop bar (304) bottom surface and cover post (301) bottom surface in proper order and extends to outside and the welding has hand wheel A (307).

5. The chair of claim 4, wherein: the middle part of the screw rod (306) is in threaded connection with the lower end of the sleeve rod (304), and the lower end of the screw rod (306) is rotatably connected with the lower end of the sleeve column (301).