CN2705066Y

CN2705066Y - Adjustable chair

Info

Publication number: CN2705066Y
Application number: CN 200420064386
Authority: CN
Inventors: 林景惠
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-02
Filing date: 2004-06-02
Publication date: 2005-06-22
Anticipated expiration: 2014-06-02

Abstract

The utility model discloses an adjustable chair, which comprises a base seat, the seat comprises a horizontal frame and a vertical stand frame, chair feet are arranged under the horizontal frame, the two sides of the horizontal frame are provided with handrails, the scheduled position of the outer end of the upper part is provided with a first locating rod which is attached with a pulley, and the scheduled position of the inner side of the upper end of the vertical frame is provided with a second locating rod; a seat cushion frame which is provided with a seat cushion, the inner end of the frame body is pivoted with at the scheduled position of the horizontal frame by a swinging arm, and the outer end is provided with a slide-way for collocating with the pulley; a chair back frame which is collocated with a chair back cushion, the upper end of the frame body is pivoted with the second locating rod, the bottom end is pivoted with a crank, and the other end of the crank is pivoted with the inner end of the seat cushion frame; a head pillow rack which is collocated with a head pillow, the frame body is upwardly extended provided with a first crank from the upper end of the back frame, and the other end of the first crank is pivoted with the first, the second and the third connecting rods and the second crank; The other end of the second crank is pivoted with the upper end of the vertical frame, and the a supporting arm extended from the scheduled position is pivoted at the scheduled position of the first connecting rod.

Description

Adjustable chair tool

Technical field

The utility model relates to a kind of chair tool, especially refers to a kind of the convenience and adjustable chair tool that Fast transforms becomes sitting posture or lying posture to use.

Background technology

Sofa is the considerable furniture of each family, but exhausted most sofa is all only had a single use attitude of sitting posture or lying posture, and can't conversion, and is very inflexible in the use; Though also there are some can change the couch of lying by angle in the market, it has increased the variability of using attitude, and member is quite various, no matter all very inconvenient and time-consuming in assembling or the operation, these sofas have disappearance, demand urgently improving.

The innovation and creation content

The purpose of this utility model provides a kind of adjustable chair tool, makes it must not use any workpiece or bimanualness, can make things convenient for and Fast transforms becomes sitting posture or lying posture to use.

For achieving the above object, the utility model is taked following technical scheme: a kind of adjustable chair tool, it includes: a pedestal, constitute by a level frame and a vertical type shelf, the below of its level frame is provided with the chair pin, both sides then are provided with handrail, and the book office in the outer end, top is provided with subsidiary first backstay that pulley is arranged again, at the inboard book office in vertical type shelf upper end second backstay are set in addition; One seat frame is equipped with seat cushion, and support body the inner is hubbed on the book office of described level frame by a swing arm, and the outer end then is provided with the chute of the described pulley of collocation; One back rest is equipped with back pad, and the support body upper end is hubbed on described second backstay, and the lower end articulates a crank, and the crank other end then is hubbed on the inner of seat frame; And a headrest frame is equipped with headrest, and support body is extended upward by back of the body frame upper end first crank is set, and the first crank other end then continues again and articulates first, second, third connecting rod and second crank; And the second crank other end is hubbed on described vertical type shelf upper end, and extends a support arm by book office and be hubbed on the first connecting rod book office.

The utility model is owing to take above design, it has the following advantages: because seat frame back rest of the present utility model and headrest frame are continuous action relation, therefore, the user will adjust sofa and become sitting posture or lying posture, must not use bimanualness, or pull any workpiece, only must be by the strength of both feet and stern waist, exert all one's strength gently, can make seat frame reach or after contract, and then interlock back rest and headrest frame synchronous extension or fold, and change the user mode of sofa rapidly, meet very much the convenience of ergonomics and hommization operation.In addition, the utility model member is very simple, and operation is very easy, the sofa of more traditional single use attitude, or those can be adjusted but the various sofa of member is compared on the market, and the utility model all has very outstanding effect.

Description of drawings

Fig. 1 is the skeleton structure stereogram of the utility model embodiment

Fig. 2 is the skeleton structure side view (sitting posture state) of the utility model embodiment

Fig. 3 is the skeleton structure side view (lying posture state) of the utility model embodiment

Fig. 4 is the cut-away view of A-A section among Fig. 2

Fig. 5 is the overall structure side view (sitting posture state) of the utility model embodiment

Fig. 6 is the overall structure stereogram (sitting posture state) of the utility model embodiment

Fig. 7 is the overall structure side view (lying posture state) of the utility model embodiment

Fig. 8 is the overall structure stereogram (lying posture state) of the utility model embodiment

The specific embodiment

At first, as Fig. 1～shown in Figure 5, the utility model includes: a pedestal 1, it is made of a level frame 11 and a vertical type shelf 12, the below of its level frame 11 is provided with chair pin 13, and both sides then are provided with handrail 10, and the book office in the outer end, top is provided with subsidiary first backstay 15 that pulley 14 is arranged again, in addition, the book office in inboard, vertical type shelf 12 upper end is provided with second backstay 16;

One seat frame 2 is equipped with seat cushion 20, and support body the inner is hubbed on the book office of level frame 11 by a swing arm 21, and the outer end then is provided with the chute 22 of collocation pulley 14;

One back rest 3 is equipped with back pad 30, and the support body upper end is hubbed on second backstay 16, and the lower end articulates a crank 31, and crank 31 other ends are hubbed on the inner of seat frame 2;

One headrest frame 4 is equipped with headrest 40, and support body is extended upward by back of the body frame 3 upper ends and first crank, 41, the first cranks, 41 other ends are set then continue again and articulate first, second, third connecting

rod

42,43,44 and second crank 45; And second crank, 45 other ends are hubbed on vertical type shelf 12 upper ends, and extend a support arm 451 by book office and be hubbed on first connecting rod 42 book offices, first, second, third connecting

rod

42,43,44 can present the state of level or setting under the drive of the driving force of first crank 41.

Based on above-mentioned formation, the chute 22 that seat frame 2 can be by the outer end with and the pulley 14 of its collocation, and the inner swing arm 21 that is pivoted, and being moved forward and backward; As Fig. 5, shown in Figure 6, when seat frame 2 is in the state of not reach, can makes headrest frame 4 present the state that keeps flat, and make sofa integral body become the user mode of sitting posture; As Fig. 7, shown in Figure 8, if seat frame 2 is pushed away forward, then present the state of setting by back rest 3 and crank 31 interlocks headrest frame 4 thereof, make sofa integral body become the user mode of lying posture.

Because seat frame 2 of the present utility model, back rest 3 and headrest frame 4 are continuous action relation, therefore, the user will adjust sofa and become sitting posture or lying posture, must not use bimanualness, or pulls any workpiece, only must be by the strength of both feet and stern waist, exert all one's strength gently, can make seat frame 2 reach or after contract and then interlock back rest 3 and headrest frame 4 synchronous extension or fold, and change the user mode of sofa rapidly, meet very much the convenience of ergonomics and hommization operation.

Claims

1, a kind of adjustable chair tool is characterized in that it includes:

One pedestal, be made of a level frame and a vertical type shelf, the below of its level frame is provided with the chair pin, and both sides then are provided with handrail, book office in the outer end, top is provided with subsidiary first backstay that pulley is arranged again, at the inboard book office in vertical type shelf upper end second backstay is set in addition;

One seat frame is equipped with seat cushion, and support body the inner is hubbed on the book office of described level frame by a swing arm, and the outer end then is provided with the chute of the described pulley of collocation;

One back rest is equipped with back pad, and the support body upper end is hubbed on described second backstay, and the lower end articulates a crank, and the crank other end then is hubbed on the inner of seat frame;

And a headrest frame is equipped with headrest, and support body is extended upward by back of the body frame upper end first crank is set, and the first crank other end then continues again and articulates first, second, third connecting rod and second crank; And the second crank other end is hubbed on described vertical type shelf upper end, and extends a support arm by book office and be hubbed on the first connecting rod book office.