CN209789171U

CN209789171U - Split chair

Info

Publication number: CN209789171U
Application number: CN201920273671.3U
Authority: CN
Inventors: 陈昱初; 李健
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2019-12-17
Anticipated expiration: 2029-03-04

Abstract

The embodiment of the utility model discloses a spliced chair, which comprises a chair seat and a chair back and is characterized in that the spliced chair also comprises a bearing support, a chair seat framework and a chair back framework, wherein the chair seat and the chair back are respectively arranged on the chair seat framework and the chair back framework; the seat support skeleton pivot connect in the top of bearing support, seat support skeleton and back of the chair skeleton pivot are connected, rotate the seat support skeleton with back of the chair skeleton makes the front of seat support with the front of the back of the chair is the same with the inclination on ground or different to adapt to user's leaning on form and position of sitting respectively. The split chair can relieve the pressure of legs and buttocks, enable the spine to be naturally stretched, effectively exercise the muscles of lower limbs and reduce the physical damage of people who bend over the table for a long time.

Description

Split chair

Technical Field

The embodiment of the utility model provides a relate to daily furniture technical field, concretely relates to amalgamation chair.

Background

The chair is a piece of furniture commonly used in daily life, and various types of chairs appear according to different preferences of people, such as changing the height and the width of the chair, adjusting the height and the angle of the chair back and the like. Although the seat is different in style, there is no substantial change in function.

A typical seat includes a seat back, a load-bearing support, and legs, wherein the seat back is disposed above the load-bearing support, and the legs are disposed below the load-bearing support for supporting the load-bearing support. In traditional seat, bearing support and back of the chair are fixed, and is unable to adjust, and the travelling comfort is relatively poor. Therefore, the related art develops the seat with adjustable chair back angle and height of the bearing support, and some of the seats also increase the armrests, so that the comfort is improved. However, for people who work and study at a desk for a long time, the damage to the spine is large, the lower limbs of the people are pressed for a long time every day, blood circulation is not smooth, and the people are injured, so that the people are in a sub-health state.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a amalgamation chair to solve the problem of the health damage that leads to among the prior art because the seat function is single.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

In a first aspect of an embodiment of the present invention, there is provided a sectional chair, comprising a seat and a back, the sectional chair further comprising a bearing support, a seat frame and a back frame, the seat and the back being respectively disposed on the seat frame and the back frame;

The seat support skeleton pivot connect in the top of bearing support, seat support skeleton and back of the chair skeleton pivot are connected, rotate the seat support skeleton with back of the chair skeleton makes the front of seat support with the front of the back of the chair is the same with the inclination on ground or different to adapt to user's leaning on form and position of sitting respectively.

In one embodiment of the present invention, the rotation angle between the seat frame and the support frame is 0 to 90 °, and the rotation angle between the seat frame and the back frame is 0 to 180 °.

Wherein, the bearing support includes bearing support body, landing leg, cylinder, first pivot bearing, the landing leg is fixed in the outside of bearing support body, the cylinder set up in the top of bearing support body, first pivot bearing sets up in the expansion end of cylinder, moreover first pivot bearing with the expansion end of cylinder is perpendicular, the seat support skeleton with first pivot bearing pivotal connection.

Preferably, the load bearing support further comprises a foot pedal, the foot pedal being fixed to the leg.

in another embodiment of the present invention, the chair back frame comprises a chair back frame body and four pillars, and one end of each of the four pillars is fixed to the chair back frame body, and the other end of the chair back frame is connected to the chair back.

In another embodiment of the present invention, the split chair further comprises an extension bag disposed below the seat.

In another embodiment of the present invention, the extension bag comprises a table, a storage box, a fitness device and a health monitor.

In another embodiment of the present invention, the split chair further comprises a headrest, wherein the headrest is fixed on the top of the chair back frame, and the height of the headrest is higher than the height of the chair back.

in another embodiment of the present invention, the split chair further comprises an armrest fixed on the chair back frame, and the armrest is slidably connected to the chair back frame.

according to the utility model discloses an embodiment, amalgamation chair has following advantage:

The amalgamation chair includes bearing support, seat support skeleton and back of the chair skeleton, seat support skeleton pivot connect in the top of bearing support to make the back of the chair skeleton can be rotatory for bearing support, seat support skeleton and back of the chair skeleton pivot connect, so that seat support skeleton and back of the chair skeleton are rotatory, it is rotatory the seat support skeleton with back of the chair skeleton makes the front of seat support with the front of the back of the chair is the same with the inclination on ground or different, with the leaning on form and the position of sitting that adapt to the user respectively, has increased the function of amalgamation chair. The user can not only sit normally, but also adjust to the chair that the posture of standing up leans on. When leaning on the chair back in a standing posture, the body is in an upright state and depends on an angular chair surface suitable for office writing, the legs are used for reducing force and supporting, the spine is in a natural relaxation state and is free of pressure, the muscles of the lower limbs are slightly forcefully supported, the chair is easy and durable, the buttocks are not stressed by gravity like a normal sitting posture, meanwhile, the lower limbs are also slightly exercised by the continuous weak force, and the body injury of people who work and learn at a desk for a long time is effectively reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a front view of a sectional chair according to an embodiment of the present invention;

fig. 2 is a side view of a sectional chair according to an embodiment of the present invention;

FIG. 3 is a leaning shape of the sectional chair according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a sectional chair according to another embodiment of the present invention;

Fig. 5 is a schematic view of a state of the split chair according to another embodiment of the present invention.

In the figure: 1-seat, 2-backrest, 3-bearing support, 31-bearing support body, 32-support leg, 33-cylinder, 34-first pivot bearing, 35-pedal, 36-bottom foundation, 4-seat framework, 5-backrest framework, 51-backrest framework body, 52-strut, 53-clamping groove, 6-armrest, 7-expansion bag, 8-headrest and 9-handle.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

The present embodiments provide a split chair. As shown in fig. 1 and 2, the split chair includes a seat 1, a backrest 2, a bearing support 3, a seat frame 4 and a backrest frame 5, wherein the seat 1 and the backrest 2 are respectively disposed on the seat frame 4 and the backrest frame 5. The chair back 2 can adopt an integral structure or a split structure, namely the chair back 2 comprises an upper part and a lower part so as to adjust the height and the width of the chair back as required.

The chair back framework 5 comprises a chair back framework body 51 and four support columns 52, one ends of the four support columns 52 are fixed on the chair back framework body 51, and the other ends of the four support columns are clamped with the chair back 2. The chair back 2 can be replaced according to personal preference, and the chair back 2 is convenient to replace due to the fact that the chair back 2 is clamped with the support column 52. The split chair adopts the independent chair seat framework and the independent chair back framework 5, can be respectively combined with different chair seats 1, different chair backs 2 and other components, and has remarkable combination and collocation capability, product flexibility and more appearance and function expansion possibility.

In a variant embodiment of this embodiment, shown in fig. 4, the sectional chair comprises two back rests 2, which can be assembled at will according to the needs of the user. Further, the seat back 2 includes upper and lower portions.

The chair seat framework 4 is in pivot connection with the top end of the bearing support 3, the chair seat framework 4 is in pivot connection with the chair back framework 5, the chair seat framework 4 and the chair back framework 5 are rotated, and the inclination angles of the front surface (the surface in contact with the hip) of the chair seat 1 and the front surface (the surface in contact with the back) of the chair back 2 and the ground are the same or different so as to adapt to the leaning form and the sitting posture of a user respectively.

The rotation angle between the chair seat framework 4 and the bearing support 3 is 0-90 degrees, and the rotation angle between the chair seat framework 4 and the chair back framework 5 is 0-180 degrees. The state shown in fig. 1 is that the included angle between the front of the chair seat 1 and the ground is 0 degree, the included angle between the front of the chair back 2 and the ground is 90 degrees, and at this time, the split chair is in a sitting posture. As shown in fig. 3, the inclination angles of the front surface of the seat 1 and the front surface of the back 2 and the ground are both 80 degrees, and the split chair is in a leaning state.

As shown in fig. 3, when the seat frame 4 and the back frame 5 are rotated to the leaning state, the angle between the seat frame 4 and the back frame 5 needs to be fixed. Therefore, the split chair further comprises a clamping groove 53, the clamping groove 53 is arranged at the bottom of the chair back framework 5 and is a part of the extending bottom of the chair back framework 5, and the clamping groove 53 can abut against the joint of the chair back framework 5 and the chair seat framework 4. Of course, the engaging groove 53 may be replaced by a folding spring device, a gear, or the like, which can fix the relative angle between the back frame 5 and the seat frame 4. When the folding spring device is used, the chair back framework 5 and the chair seat framework 4 are connected together, so that the deformation of the chair back framework and the chair seat framework is synchronously carried out. When the gear is used, the adjusting directions of the chair back framework 5 and the chair seat framework 4 are front-back and up-down.

As shown in fig. 1 and 2, the load-bearing support 3 includes a load-bearing support body 31, three legs 32, a cylinder 33, and a first pivot bearing 34, wherein the three legs 32 are fixed on the outer side of the load-bearing support body 31 and are uniformly arranged in the circumferential direction of the load-bearing support body 31, and the load-bearing support body 31 and the legs 32 can bear the requirements of the self weight and the human body weight on the stability of the split chair in the leaning state.

The cylinder 33 is arranged above the bearing support body 31, and the cylinder 33 is used for adjusting the height of the chair seat 1. The first pivot bearing 34 is disposed at the movable end of the cylinder 33, and the first pivot bearing 34 is perpendicular to the movable end of the cylinder 33, i.e., the axis of the first pivot bearing 34 is perpendicular to the axis of the cylinder 33. The seat frame 4 is pivotally connected to the support frame 3 by a first pivot bearing 34.

Preferably, the load bearing support 3 further comprises a foot plate 35, the foot plate 35 being fixed to the leg 32. When the sectional chair is in the leaning configuration, the foot plate 35 can be turned and unfolded to bear the stress of the feet. The deck of the footrest 35 is substantially perpendicular to the front of the chair back 2, but the angle can be fine-tuned to individual preference. The load-bearing support 3 further comprises a bottom foundation 36, the bottom foundation 36 is arranged at the tail end of the supporting leg 32, and the bottom foundation 36 is designed smoothly so as to facilitate dragging and improve the safety of a user.

As a modified example of this embodiment, as shown in fig. 1 and 2, the sectional chair further includes an armrest 6, the armrest 6 is fixed to the back frame 5, and the armrest 6 is slidably connected to the back frame 5. The height of the armrest 6 can be adjusted by sliding the armrest 6 on the backrest frame 5. The angle between the armrest 6 and the seat 1 can be adjusted by rotating the armrest 6.

As another modified embodiment of this embodiment, as shown in fig. 1 and 2, the split chair further includes an expansion bag 7, and the expansion bag 7 is disposed below the seat 1. Expansion packs 7 include, but are not limited to, tables, storage bins, exercise equipment, and health monitors to add functionality to the split chair.

As a further modified embodiment of this embodiment, as shown in fig. 1 and fig. 2, the split chair further includes a head rest 8, the head rest 8 is fixed on the top of the chair back frame 5, and the height of the head rest 8 is higher than the height of the chair back to adapt to people with different heights.

As a further modified embodiment of this embodiment, as shown in fig. 1 and 2, the split chair further comprises a handle 9, the handle 9 is connected with the cylinder 33 and the control end of the first pivot bearing 34, and the height of the seat 1 and the back 2, the front-back angle of the seat 1, the tension of the back 2, and the integral angle of the seat 1 and the back 2 can be adjusted by the handle 9. The split chair provided by the embodiment can be provided with the handle 9, and the heights of the seat 1 and the back 2, the front-back angle of the seat 1, the tension of the back 2 and the integral angle of the seat 1 and the back 2 can be adjusted by only using the handle 9; a plurality of handles 9 may also be provided to adjust the height of the seat 1 and the back 2, the front-back angle of the seat 1, the tension of the back 2, and the overall angle of the seat 1 and the back 2, respectively.

As shown in fig. 5, when the split chair is switched between the two states, the chair seat 1 is rotated to a desired angle, and the chair back 2 is rotated.

the rotary chair seat framework and the chair back framework of the split chair provided by the embodiment can enable the inclination angles of the front surface of the chair seat and the front surface of the chair back to be the same as or different from the ground so as to adapt to the leaning form and the sitting posture of a user respectively. The user can not only sit normally, but also adjust to the chair that the posture of standing up leans on. When leaning on the chair back in a standing posture, the body is in an upright state and depends on an angular chair surface suitable for office writing, the legs are used for reducing force and supporting, the spine is in a natural relaxation state and is free of pressure, the muscles of the lower limbs are slightly forcefully supported, the chair is easy and durable, the buttocks are not stressed by gravity like a normal sitting posture, meanwhile, the lower limbs are also slightly exercised by the continuous weak force, and the body injury of people who work and learn at a desk for a long time is effectively reduced.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A split chair comprises a chair seat and a chair back and is characterized by further comprising a bearing support, a chair seat framework and a chair back framework, wherein the chair seat and the chair back are respectively arranged on the chair seat framework and the chair back framework;

2. The sectional chair according to claim 1, wherein the angle of rotation between the seat frame and the support frame is 0-90 °.

3. The sectional chair of claim 1, wherein the angle of rotation between the seat frame and the back frame is 0-180 °.

4. The sectional chair according to claim 1, wherein the support frame comprises a support frame body, a leg, a cylinder, and a first pivot bearing, the leg is fixed to the outer side of the support frame body, the cylinder is disposed above the support frame body, the first pivot bearing is disposed at the movable end of the cylinder, the first pivot bearing is perpendicular to the movable end of the cylinder, and the chair seat frame is pivotally connected to the first pivot bearing.

5. The split chair of claim 4, wherein the load bearing support further comprises a foot pedal secured to the leg.

6. The sectional chair of claim 1, wherein the chair back frame comprises a chair back frame body and four support columns, one end of each support column is fixed on the chair back frame body, and the other end of each support column is clamped with the chair back.

7. The split chair of claim 1, further comprising an expansion pack disposed below the seat.

8. The sectional chair of claim 7, wherein the extension bag comprises a table, a storage bin, exercise equipment, and a health monitor.

9. the split chair of claim 1, further comprising a head rest secured to the top of the seat back frame, wherein the head rest is higher than the seat back.

10. The sectional chair of claim 1, further comprising armrests secured to the back frame, the armrests being slidably connected to the back frame.