CN2096924U

CN2096924U - Cushions coupled changeable inclination chair liner

Info

Publication number: CN2096924U
Application number: CN 90204719
Authority: CN
Inventors: 张云辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1990-04-10
Filing date: 1990-04-10
Publication date: 1992-02-26

Abstract

The utility model relates to a cushions coupled changeable inclination chair liner, composed of a cushion, a back cushion and a liner frame. The cushion and the back cushion are connected in a reflexible way. The cushion is controlled by the action of human body and can move back and forth on the liner frame. The supporting axle on the upper part of the back cushion moves along the up and down direction, in this way, to change the retroverted degree of the back cushion. Within the variable inclination, any angle of the chair liner is in balance under the normal sitting posture of human body. The liner is suitable for the transformation of the sitting posture of human body, and can relieve fatigue because of prolonged sitting. The utility model can be arranged on a sofa, various chairs, floor, lawn and sand beach for use, and can be provided with chair legs to became an independent working easy chair.

Description

Cushions coupled changeable inclination chair liner

Belong to daily living article, the seat class.

People's sitting office chair, sofa; regular meeting feels chronic problem; its main cause is that people's waist can not be relied on fully; particularly when the back inclination of the back inclination of human body and backrest is inconsistent; always occur between human lumbar bottom and seat back " triangle vacancy "; cause the local muscle of waist in running order, people solve this problem with pillow and bustle, but unsatisfactory.

The purpose of this utility model is this chair lining is placed on sofa or the office chair, can regulate the back inclination of back cushion with the simple motion of health, make the small of the back be in any inclination and all can be relied on uniformly, thereby make lumbodorsal muscle obtain having a rest, alleviate the fatigue of sitting at human body.

This chair lining is made up of chair lining frame (seeing Fig. 1 c), cushion and back cushion (seeing Fig. 1 d) three parts, chair lining frame has Armrest formula and Armrest formula not, cushion has " stand alone type ", and (" stand alone type " is meant that cushion itself has certain thickness and elasticity with " attachment-type ", " attachment-type " is meant that cushion only is one deck elastic fabric, still can utilize the elasticity of Sofa cushion itself).Chair lining frame can be made by plastics or metal material, also can cooperate timber to make.Cushion and back cushion can be made of plastics or timber.Back cushion 1. base plate is made the shape approaching with human waist and back, and covers with flexible materials such as sponges, and can make different size according to different heights.2. 1. back cushion adopt reflexibie connected mode with cushion, as hinge, leather or nylon cloth etc., so that angle can change within the specific limits between cushion and the back cushion.Cushion 2. with roller 3. or the mode of chute be placed on the chair lining frame, 2. cushion can be served as a contrast at chair is easy to scroll forward and backward on the frame.1. back cushion is gone up, and has bolster 4. on the pressure concentrated force position when being positioned at the normal hypsokinesis of human body, and 1. back cushion divides two parts up and down, and the part that is positioned at the bolster top can be turned back forward.Bolster 4. can be by diagonal movement about the different institutions edge.Back cushion 1. by bolster 4. move up and down and the lower end with cushion 2. seesaw and change the back inclination.Bolster moving up and down and can be undertaken by following three kinds of mechanism's modes 4.: (one) bolster is 4. 5. hinged with the support arm that can be in lining frame chute 6. moves up and down along roller, (2) 4. bolster is gone up and roller is installed 7., 7. roller can roll in chair serves as a contrast the race of frame, and 4. (three) bolster is gone up and cylinder is installed or 8. roller directly rolls on sofa that is depended on or seat back.

The advantage of this chair lining is that it has many-sided purposes, both can be placed on sofa or the seat, also can be placed on the floor separately, on the meadow, use on the sandy beach, and the chair pin also can be installed becomes office or leisure chaise longue.This chair lining can be made into collapsible being easy to carry.Use this chair lining can make people's the small of the back very comfortable.When buttocks to advancing slip, when shoulder was pressed backward, cushion travelled forward, the back cushion lower end follows cushion reach closely, and increases the back inclination, buttocks is sliding backward just can be resetted.When keeping normal sitting position, inclination chair lining in back all is in poised state arbitrarily, makes people can arbitrarily change the back inclination in sitting, leverages fully on to the small of the back, avoids exertion and ossifys, thereby alleviate the fatigue of sitting.

4. Figure of description 1 adopts and the 5. hinged mode of support arm that can move up and down for bolster, and Fig. 1 a is the side view of chair lining, and Fig. 1 b is a front view, Fig. 1 c is the oblique view of chair lining frame, Fig. 1 d is cushion and back cushion, and Fig. 1 e is the work schematic diagram, and Fig. 1 f is the A-A cutaway view of Fig. 1 b.7. 4. accompanying drawing 2 install roller for bolster, the mode that 7. roller rolls in lining frame race, and Fig. 2 a is a side view, Fig. 2 b is the work schematic diagram, along the cutaway view of handrail.4. accompanying drawing 3 installs cylinder or the 8. direct mode of rolling of roller for bolster on sofa that is depended on or seat back, Fig. 3 a is a side view, and Fig. 3 b is the work schematic diagram.

Claims

1, seat and back cushion interlock, changeable inclination chair lining are made up of cushion, back cushion and chair lining frame, back cushion is connected with cushion with reflexibie mode, of the present utility model being characterised in that: cushion is placed on the chair lining frame in the mode of roller or chute, and the bolster of back cushion is by three kinds of different mechanisms and chair lining frame (or backrest of sofa, seat) flexible connection.

2, device according to claim 1, hypsokinesis pressure is concentrated on the position when it is characterized in that the back cushion bolster is positioned at the human body normal sitting position.

3, device according to claim 1 is characterized in that first kind of bindiny mechanism of back cushion bolster and chair lining frame is: hinged support arm on the bolster, insert support arm in the chute at chair lining frame rear portion.

4, device according to claim 1 is characterized in that second kind of bindiny mechanism of back cushion bolster and chair lining frame is: roller is installed on the bolster, and at the corresponding site of chair lining frame race is installed.

5, device according to claim 1 is characterized in that the third bindiny mechanism of back cushion bolster and chair lining frame is: cylinder or roller are installed on the bolster, directly are attached on sofa or the seat back.

6, device according to claim 3 is characterized in that in the chute of chair lining frame rear portion two rollers being housed respectively.