CN213154932U

CN213154932U - Chair convenient to adjust position of sitting

Info

Publication number: CN213154932U
Application number: CN202021589966.0U
Authority: CN
Inventors: 张俊
Original assignee: Anji Haitang Furniture Co ltd
Current assignee: Anji Haitang Furniture Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-05-11
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a chair convenient to adjust position of sitting, include base, universal wheel, support, adapter sleeve, a fastening bolt, bracing piece, backing plate, cushion, handrail, No. two fastening bolts, No. three fastening bolt, back, backup pad, back cushion, pivot, put thing board and recess. The utility model has the advantages that: the device sets up the universal wheel, convenient the removal, be slidingtype connection between adapter sleeve inner wall and the bracing piece, and the adapter sleeve is connected through a fastening bolt and bracing piece, wrench movement fastening bolt No. one, be convenient for adjust the adapter sleeve elasticity, be convenient for adjust the face height of sitting, both ends are connected through No. two fastening bolts and handrail bottom screw thread rotary type around the backing plate, connect through fastening bolt, make things convenient for dismouting maintenance to change the handrail, backing plate right side edge and back bottom edge are connected through No. three fastening bolt, be convenient for adjust the angle of back, it connects through being the rotary type between pivot and the handrail top to put the thing board, connect the rotation of being convenient for through the pivot.

Description

Chair convenient to adjust position of sitting

Technical Field

The utility model relates to a chair specifically is a chair convenient to adjust position of sitting belongs to seat technical field.

Background

Sitting posture generally refers to when a person is sittingPosture. In anthropometric terminology, the sitting posture is defined as: the tested person lies on the plane adjusted to the height of the fibula, the head is positioned by the eye ear plane, the eyes look straight ahead, the left thigh and the right thigh are approximately parallel, the knee bend is approximately right-angled, the feet are flatly placed on the ground, and the hands are lightly placed on the thighs. In addition to following the above requirements, the correct sitting posture is also kept in a straight posture of the upper body, i.e. the neck, chest and waist are kept straight, and if the sitting posture is incorrect, the waist is easy to be sore and backache except the appearance of no spirit, and even the spine and the oppressed nerves are affected. Ultimately affecting physical health. The correct and elegant sitting posture is a civilized behavior, which can embody the beauty of one person and the beauty of the behavior. The requirement for correct sitting posture is "sit like a clock", i.e. sit right like a clock.

The existing device is simple in structure, one of the device and the common device are not provided with universal wheels, the device is lack of moving capability, the device is difficult to carry, the device is limited greatly, the height of the seat of the common device is difficult to adjust, people with too high height or too low height can feel uncomfortable when sitting on a chair, the device is limited greatly, the angle of the backrest of the common device is difficult to adjust, people sitting on the chair keep a posture for a long time, the sitting posture is difficult to adjust, the device is limited greatly, the device is four, the common device is not provided with a storage plate, the chair is lack of a storage function, and the device is limited greatly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a chair convenient for sitting posture adjustment.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a chair convenient for sitting posture adjustment comprises a base, universal wheels, a support, a fastening sleeve, a first fastening bolt, a supporting rod, a base plate, a cushion, a handrail, a second fastening bolt, a third fastening bolt, a backrest, a supporting plate, a headrest, a rotating shaft, a storage plate and a groove; the base is arranged at the bottommost part of the device and consists of three universal wheels, a support, fastening sleeves and a fastening bolt, the number of the universal wheels and the number of the support are three, the universal wheels and the support are distributed in a trisection manner in the horizontal direction, the top ends of the three support are mutually connected, the universal wheels are arranged at the bottom of the support, the top end of the support is provided with the fastening sleeves, the fastening sleeves are sleeved on a supporting rod, the fastening sleeves are connected with the supporting rod through the fastening bolt, the top end of the supporting rod is connected with the center of the lower surface of a backing plate, a cushion is arranged on the upper surface of the backing plate, the front end and the rear end of the backing plate are connected with the bottom end of a handrail through a fastening bolt II, the right side edge of the backing plate is connected with the bottom edge of a backrest through the fastening bolt III, the top end of the backrest is, the storage plate is connected with the top end of the handrail through a rotating shaft and is rectangular, and a groove is formed in the center of the top of the upper surface of the storage plate.

Preferably, in order to facilitate moving the device, the device is in rolling connection with the ground through the universal wheels.

Preferably, for the convenience of adjusting the height of the seat surface, be sliding type connection between adapter sleeve inner wall and the bracing piece, and the adapter sleeve is extrusion type connection through fastening bolt and bracing piece No. one.

Preferably, in order to facilitate the disassembly and assembly, the front end and the rear end of the base plate are connected with the bottom end of the handrail through a second fastening bolt in a thread rotating manner.

Preferably, in order to adjust the angle of the backrest conveniently, the right side edge of the backing plate and the bottom edge of the backrest are rotatably connected through a third fastening bolt.

Preferably, for the convenience of rotating the storage plate, the storage plate is connected with the top end of the handrail through a rotating shaft in a rotating manner.

The utility model has the advantages that: the chair convenient for adjusting the sitting posture is reasonable in design, the device is connected with the ground in a rolling way through the universal wheels, the universal wheels are arranged, the device is convenient to move, the inner wall of the fastening sleeve is connected with the supporting rod in a sliding way, the fastening sleeve is connected with the supporting rod in an extrusion way through the first fastening bolt, the first fastening bolt is twisted, the tightness of the fastening sleeve is convenient to adjust, the supporting rod is convenient to slide up and down in the fastening sleeve to adjust the height of the sitting surface, the front end and the rear end of the cushion plate are connected with the bottom end of the armrest in a threaded rotating way through the second fastening bolt, the cushion plate is connected with the bottom end of the armrest in a threaded rotating way through the fastening bolts, the disassembly and assembly are convenient, the armrest is convenient to maintain and replace, the right side edge of the cushion plate and the bottom edge of the backrest are connected in a rotating way through the, the rotating shaft is connected to facilitate rotation, and the storage plate is arranged to facilitate storage of articles.

Drawings

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

FIG. 2 is a schematic top view of the base of the present invention;

fig. 3 is a schematic view of the connection structure of the object placing plate of the present invention.

In the figure: 1. the base, 2, universal wheel, 3, support, 4, adapter sleeve, 5, fastening bolt, 6, bracing piece, 7, backing plate, 8, cushion, 9, handrail, 10, No. two fastening bolt, 11, No. three fastening bolt, 12, back, 13, backup pad, 14, back cushion, 15, pivot, 16, put thing board and 17, recess.

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 to 3, a chair convenient for sitting posture adjustment comprises a base 1, universal wheels 2, a bracket 3, a fastening sleeve 4, a first fastening bolt 5, a support rod 6, a backing plate 7, a cushion 8, an armrest 9, a second fastening bolt 10, a third fastening bolt 11, a backrest 12, a support plate 13, a back cushion 14, a rotating shaft 15, a storage plate 16 and a groove 17; the base 1 is arranged at the bottommost part of the device, the base 1 is composed of three universal wheels 2, a support 3, a fastening sleeve 4 and a first fastening bolt 5, the universal wheels 2 and the support 3 are respectively provided with three universal wheels, the universal wheels 2 and the support 3 are distributed in a trisection manner in the horizontal direction, the top ends of the three support 3 are connected with each other, the universal wheels 2 are arranged at the bottom of the support 3, the fastening sleeve 4 is arranged at the top end of the support 3, the fastening sleeve 4 is sleeved on a support rod 6, the fastening sleeve 4 is connected with the support rod 6 through the first fastening bolt 5, the top end of the support rod 6 is connected with the center of the lower surface of a backing plate 7, a cushion 8 is arranged on the upper surface of the backing plate 7, the front end and the rear end of the backing plate 7 are connected with the bottom ends of handrails 9 through a second fastening bolt 10, the right side edge of the backing plate, the 14 bottoms of back cushion are connected on 13 tops of backup pad, are located the front end 9 ground edges of handrail are provided with pivot 15, it connects 9 tops of handrail through pivot 15 to put thing board 16, it is the rectangle to put thing board 16, it is provided with recess 17 to put thing board 16 upper surface top center department.

The device is characterized in that the universal wheel 2 is connected with the ground in a rolling manner, the universal wheel 2 is arranged, the device is convenient to move, the inner wall of the fastening sleeve 4 is connected with the support rod 6 in a sliding manner, the fastening sleeve 4 is connected with the support rod 6 in an extrusion manner through the first fastening bolt 5, the first fastening bolt 5 is twisted, the tightness of the fastening sleeve 4 is convenient to adjust, the support rod 6 is convenient to slide up and down in the fastening sleeve 4, the height of a sitting surface is convenient to adjust, the front end and the rear end of the backing plate 7 are connected with the bottom end of the handrail 9 in a thread rotating manner through the second fastening bolt 10, the handrail 9 is convenient to maintain and replace through the fastening bolt connection, the right side edge of the backing plate 7 and the bottom edge of the backrest 12 are connected in a rotating manner through the third fastening bolt 11, the angle of the backrest 12 is convenient to adjust through the twisting of the third fastening bolt 11, the object placing plate 16 is, the rotating shaft 15 is connected to facilitate rotation, and the storage plate 16 is arranged to facilitate storage of articles.

The working principle is as follows: when using this kind of chair convenient to adjust position of sitting, remove the assigned position with the chair through universal wheel 2, through wrench movement fastening bolt 5 No. one, adjust the 4 elasticity of adapter sleeve, bracing piece 6 slides from top to bottom in adapter sleeve 4, adjusts the seat height, wrench movement fastening bolt 11 No. three according to actual demand, adjusts the angle of back 12, overturns according to the demand and puts thing board 16, the storage object article.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A chair convenient to adjust position of sitting which characterized in that: the multifunctional seat cushion comprises a base (1), universal wheels (2), a support (3), a fastening sleeve (4), a first fastening bolt (5), a support rod (6), a cushion plate (7), a soft cushion (8), a handrail (9), a second fastening bolt (10), a third fastening bolt (11), a backrest (12), a support plate (13), a back cushion (14), a rotating shaft (15), an object placing plate (16) and a groove (17); the base (1) is arranged at the bottommost part of the device, the base (1) is composed of universal wheels (2), a support (3), a fastening sleeve (4) and a fastening bolt (5), the universal wheels (2) and the support (3) are respectively provided with three parts, the universal wheels (2) and the support (3) are distributed in a trisection manner in the horizontal direction, the three parts are connected with each other at the top end of the support (3), the universal wheels (2) are arranged at the bottom of the support (3), the fastening sleeve (4) is arranged at the top end of the support (3), the fastening sleeve (4) is sleeved on a support rod (6), the fastening sleeve (4) is connected with the support rod (6) through the fastening bolt (5), the top end of the support rod (6) is connected with the center of the lower surface of a backing plate (7), the upper surface of the backing plate (7) is provided with a cushion (8), the front end and the rear end of the backing plate (7) are connected with the bottom end of a, backing plate (7) right side edge and back (12) bottom edge are connected through No. three fastening bolt (11), back (12) top joint support board (13) bottom, back cushion (14) bottom is connected on backup pad (13) top, is located the front end handrail (9) ground edge is provided with pivot (15), it connects handrail (9) top through pivot (15) to put thing board (16), it is the rectangle to put thing board (16), it is provided with recess (17) to put thing board (16) upper surface top center department.

2. A chair for facilitating adjustment of the sitting posture as claimed in claim 1, wherein: the device is in rolling type connection with the ground through the universal wheels (2).

3. A chair for facilitating adjustment of the sitting posture as claimed in claim 1, wherein: be sliding type connection between adapter sleeve (4) inner wall and bracing piece (6), and adapter sleeve (4) are the extrusion formula through fastening bolt (5) and bracing piece (6) and connect.

4. A chair for facilitating adjustment of the sitting posture as claimed in claim 1, wherein: both ends are connected with handrail (9) bottom through No. two fastening bolt (10) and screw thread rotary type around backing plate (7).

5. A chair for facilitating adjustment of the sitting posture as claimed in claim 1, wherein: the right side edge of the backing plate (7) is rotatably connected with the bottom edge of the backrest (12) through a third fastening bolt (11).

6. A chair for facilitating adjustment of the sitting posture as claimed in claim 1, wherein: the object placing plate (16) is connected with the top end of the handrail (9) in a rotating mode through the rotating shaft (15).