CN201617461U

CN201617461U - Manually adjustable chair

Info

Publication number: CN201617461U
Application number: CN200920240470XU
Authority: CN
Inventors: 闫巍; 闫乐京; 王培士; 郝忠福; 李萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-10-25
Filing date: 2009-10-25
Publication date: 2010-11-03
Anticipated expiration: 2019-10-25

Abstract

The utility model relates to a chair, in particular to a manual adjustable chair capable of freely sitting and lying. The angle between a backrest and a horizontal plane ranges from 90 to 180 degrees, which realizes the adjustment of the position of human's body. The angle between the downwards flanging part of the chair surface and the horizontal plane ranges from 0 to -90 degrees, which realizes the adjustment of the position of human's legs. Therefore, the chair not only serves as a chair but also serves as a reclining chair after simple adjustment and also can serve as a small bed after other simple adjustment, which is very convenient.

Description

The manual adjustments chair

Technical field

The utility model relates to a kind of chair, especially a kind of seat free manual adjustments chair that crouches.

Background technology

For people, sometimes having sat of a specified duration need lie, having lain for a long time needs to sit, just must need a kind of seat that can regulate according to different sitting postures, though in the prior art, various chairs have been developed, sitting posture and horizontal is arranged, also have for example seat in the car of chair bed, though the backrest of these chairs can regulate, have in addition can also put to level, can allow the people lie low, yet these Chair structure complexity, use bother, involve great expense, and safeguard inconvenience, are difficult to enter average family.And importantly these chairs without exception be only pay attention to the trunk position comfortable, but both legs remain agley, both feet still place on ground or the floor and can not lie in as torso portion on the chair, and the fatigue of shank can't be alleviated.

The utility model content

The purpose of this utility model provides a kind of simple structure that has, the manual adjustments chair of easy operating.

The purpose of this utility model is achieved like this: it comprises body 1, divides 3 with hinged backrest 2 of body 1 and seat downturned portion, is consolidated in cross tube 7 and sheer pole 6 on body 1 chair legs respectively, it is characterized in that: backrest 2 is hinged with strut 4, and the seat downturned portion divides 3 to be hinged with lower supporting rod 5.

Further, all there is fractions not to be used to regulate that backrest 2 and seat downturned portion divide 3 relative positions goes up retaining tooth 8 and retaining tooth 9 down on last strut 4 and the lower supporting rod 5, when backrest 2 and seat downturned portion divided 3 relative positions to change, going up retaining tooth 8 and keeping off tooth 9 down of diverse location contacted with sheer pole 6 with cross tube 7 respectively.

Further, also be provided with two jacks 10 that are used for the plug-in mounting handrail on the body 1.

Further, the height of body 1 is 45 ± 5cm, and width is 60 ± 5cm, and length is 75 ± 5cm.

Further, it is 44 ± 5cm that the seat downturned portion divides 3 length, and width is 60 ± 5cm, and backrest 2 length are 70 ± 5cm, and width is 55 ± 5cm.

Further, the seat downturned portion divides 3 free end to be equiped with baffle plate.

Owing to adopt such scheme, backrest 2 of the present utility model and seat downturned portion divide 3 at 90 degree it sits the angle that crouches to free adjustment between 180 degree, and simple in structure, of many uses, advantage such as easy to use.

Description of drawings

Below in conjunction with accompanying drawing preferred embodiment of the present utility model is further described:

Fig. 1 is a structural representation of the present utility model; Dotted portion is the state after backrest and seat downturned portion divide the adjustment certain angle;

Fig. 2 is the structural representation of the utility model main part;

Fig. 3 is the structural representation of strut on the utility model.

Wherein body 1, backrest 2, seat downturned portion divide 3, go up strut 4, lower supporting rod 5, sheer pole 6, cross tube 7, on keep off tooth 8, keep off tooth 9, jack 10 down.

The specific embodiment

Embodiment one:

Be welded into main body with the stainless steel square steel pipe, high 45cm, wide 60cm, long 75cm, backrest is connected with main body by hinged pin, and backrest also is connected with last strut by hinged pin, and backrest is embedded in the main body, be that backrest is concordant with the horizontal plane of main body chair surface when turning on not, be exactly a common horizontal chair, when upwards promoting to go up strut and place different going up to keep off tooth, backrest can be regulated but not all angle in 0-90 ° scope, last retaining tooth group number is many more, and the angle of adjusting is many more.

On main body left position, chair surface downturned portion branch is connected with main body by hinged pin, the chair surface downturned portion divides also and is connected with lower supporting rod by hinged pin, owing to have on the lower supporting rod if the individual retaining tooth down of organizing, the chair surface downturned portion divides when not turning over down concordant with the horizontal plane of main body chair surface, when backrest also turns on not, it is exactly a common lectulum, when strut in the downward pulling and when placing different following retaining tooth, make the chair surface downturned portion divide also can be downwards adjusting neither all angles in 0-90 ° scope, under to keep off tooth group number many more, the angle of adjusting is many more.

Embodiment two: when on the basis of embodiment one and/or embodiment two, installing handrail additional, function of use is more perfect, turn over certain angle if turn on the fruit backrest under certain angle, the chair surface downturned portion branch this moment, just become a chaise longue, if turn on the fruit backrest under 70-90 degree, the chair surface downturned portion branch and turn over 90 degree, then become a chair,, just become a wheelchair if add four wheels this moment.

Embodiment three: top by explanation to preferred embodiment of the present utility model, illustrated principle of the present utility model.It will be appreciated by those skilled in the art that, some must be in the utility model spirit and scope with reference to the modifications and variations of preferred embodiment, for example can add a vertical with it baffle plate, like this when chair becomes wheelchair, above both feet can step down at the free end that the chair surface downturned portion divides.

Claims

1. manual adjustments chair, it comprises body (1), with the hinged backrest (2) of body (1) and seat downturned portion branch (3), be consolidated in cross tube (7) and sheer pole (6) on body (1) chair legs respectively, it is characterized in that: backrest (2) is hinged with strut (4), and seat downturned portion branch (3) is hinged with lower supporting rod (5).

2. manual adjustments chair according to claim 1 is characterized in that described going up all has fractions not to be used to regulate going up retaining tooth (8) and keeping off tooth (9) down of backrest (2) and seat downturned portion branch (3) relative position on strut (4) and the lower supporting rod (5)

3. manual adjustments chair according to claim 1 is characterized in that also being provided with on the described body (1) two jacks (10) that are used for the plug-in mounting handrail.

4. according to claim 1 or 3 described manual adjustments chairs, the height that it is characterized in that described body (1) is 45 ± 5cm, and width is 60 ± 5cm, and length is 75 ± 5cm.

5. manual adjustments chair according to claim 4 is characterized in that described seat downturned portion branch (3) length is 44 ± 5cm, and width is 60 ± 5cm, and backrest (2) length is 70 ± 5cm, and width is 55 ± 5cm.

6. according to claim 1,2,3 arbitrary described manual adjustments chairs, it is characterized in that the free end of described seat downturned portion branch (3) is equiped with baffle plate.