CN2053885U

CN2053885U - Portable multifunction sofa bed

Info

Publication number: CN2053885U
Application number: CN 89207056
Authority: CN
Inventors: 杨宝禄
Original assignee: Individual
Current assignee: Individual
Priority date: 1989-05-16
Filing date: 1989-05-16
Publication date: 1990-03-07

Abstract

The utility model discloses a portable multifunction sofa bed which belongs to the chair, the sofa and the bed of the furniture and also belongs to the equipment to transport and help the patient during the care. The portable multifunction sofa bed is a rigid connecting rod parallelogram steel tube frame and wire net face framework and is changed into seven gears by the handle and can be changed from a chair into a bed by gradually inclined backwards. The portable multifunction sofa bed is provided with a soft cushion, an air-water cushion and a rattan cushion which can be replaced as required. The portable multifunction sofa bed can be folded into a portable chair bed by three parts as a bed. The portable multifunction sofa bed can be pushed by four feet of the chair replaced with four wheels and added with a pedal. The portable multifunction sofa bed becomes an easy chair by replaced with two arc-shaped pipes. The portable multifunction sofa bed can become a walking bed by replaced with six wheels. The portable multifunction sofa bed can become a stretcher by fastened with a telescopic steel pipe.

Description

Portable multifunction sofa bed

This utility model relates to furniture, also is to transport patient in can be used for keeping healthy and the equipment that makes things convenient for patient.

Chair miscellaneous in the world, sofa, bed, transport patient with make things convenient for patient's equipment extremely many, miscellaneous have.Also applied for several couch in i.e. China's patent application, as notification number 86204277 function sofas and 86200301 self-regulated lying down type four-wheeled chairs etc., but all function is few and non-portable.

The purpose of this utility model be to provide a kind of and integrate chair, sofa, bed, easy chair, transport patient's chair, patient can sit the lie bed that can walk even the Foldable cellular function sofa bed of stretcher.

It is main coupling rod bumper structure that this utility model is mainly a steel-tube construction steel wire face, can divide many retainings to become each hypsokinesis angle sofa from chair by joystick, and backrest falls down backward again, and calf plate is peaceful until becoming bed.Three replaceable pads are arranged on the bed surface, and pad divides three kinds to be cushion, air water pad and the rattan pad needs when preparing against each, also replaceable any other cushion.Then backboard seat calf plate three is together partially folded as from the chair state pad on seat and the backboard being taken off forward when folding, and at this moment the chair lower limb is also folded up, and is easy to carry convenient tourism together with three mats reduced volume that binds together.

Can also be equipped with various adnexaes in addition and prepare against various people's needs: as chair four feet are plugged four wheels, pedal is plugged by calf plate foot, and chair promptly becomes the chair of can walking; And for example chair four feet are plugged two garden arc pipes and promptly become swingable easy chair; For another example when the situation of bed the shoulder lower limb also load onto wheel can push away walking six take turns bed; Pull out card with sleeve type steel pipe in addition and can become stretcher in bed temporarily.

Because human body height difference is for sleeping in comfortable in order to sit, and is divided into multiple model by the big I of height.

Below by embodiment and accompanying drawing thereof this utility model is further specified.

Fig. 1 is portable multi-function couch bed axonometric chart (having pulled out half garden ring external control handle).

Fig. 2 is a portable multi-function couch bed side view.

Side view when Fig. 3 is portable multi-function couch bed one-tenth bed (having pulled out half garden ring external control handle).

With reference to Fig. 2, seat (9) is a steel framework steel wire face structure.Backboard (29) is identical with the seat structure with calf plate (16).Seat is connected by hinge (0) with backboard, and seat is connected by hinge (25) with calf plate.At seat (9) but on demolition medicated cushion (10) is arranged but demolition back cushion (30) is arranged and bolster (31) on the backboard, but demolition pad (15) is arranged on the calf plate, this wherein respectively possesses three kinds of cushions promptly in (30), (31), (10), (15): cushion, air water pad and rattan pad, this is can be different different with demand and change by climatic season, three every spacers of pad have two water pipes on the air water pad, are convenient to the series and parallel water flowing during in order to logical cold or hot water and use.

Joystick (12) is the angle square shape, and it encircles (11) outside and is divided into removablely in half garden, (12) around axle (26) activity, and it is a control chair hypsokinesis angle, can vertically divide 7 retainings to level from the chair back.Handle (12) lower end is connected with connecting rod (18), (18) one ends are fixed on the calf plate (16), side lower part at seat (9) is connecting half garden shape limit baffle ring (11), arm-rest frame (8) two end axles (23), (24), constitute a parallelogram with hinge (0) (25), go up 7 grooves of (1～7) retaining of putting with respect to 7 gears of control handle at half garden ring (11), be changed to joystick in (1) retaining groove as the figure meta, it promptly is the vertical conventional chair state of the chair back, as carrying on the handle when snapping in other (2～7) each grooves, calf plate moves on gradually, chair back hypsokinesis gradually simultaneously, when handle is (7) retaining of erectility, promptly be as Fig. 3 bed state, the lower limb of shoulder (34) is sagging is convenient to bunk bed for footpost (341) at this moment can take off half garden ring (11) outer handle.

Be easy to carry if chair will be folded up, at first back cushion (30) bolster (31) medicated cushion (10) is taken off, the locking lever (13) of foreleg is pressed pine, joystick (12) moves down, like this by (23), (24), (0), (25) parallel-crank mechanism, backboard (29) is located to overlap at hinge (0) with seat (9), calf plate (16) overlaps down at seat (9) by hinge (25), foreleg (17) is promptly rolled in the seat frame as (27) direction among the figure, again back leg (22) is turned up to (28) direction, the back cushion and the medicated cushion that take off are placed on the folding seat two sides again, joystick section that half garden ring (11) is outer is pulled up, with belt letter jail portable chair bed state.

In foreleg (17) and back leg (22) rotating shaft wind spring (not shown) is arranged, when from portable when being opened into chair, two lower limbs open in the other direction from trend (27) (28).Foreleg needs locking lever (13) is compressed, and back leg is big because of gradient, and has on the back leg retaining pipe (21) bump in adjusting screw (20) upward and position stability.When backboard is vertical configuration, as think little retreating, can adjust (20) length.

Shoulder footpost (34) is affixed on when being chair and sofa shape on the backboard (29), and retaining pipe (32) can be pushchair people's handle as for wheelchair the time.

As become bed during (7) position, and shoulder footpost (34) is dotted line (341) position, and the locking lever struts and is (331) shape, and at this moment the shoulder footpost promptly works.

As chair being become the chair of can walking, then foreleg (17) and back leg (22) are plugged 4 wheels (adnexa, not shown), and with the calf plate bottom plug a pedal (adnexa, not shown) the chair that can shove along.Promptly become various angle easy chairs as plugging two garden arc pipes (adnexa, not shown) in these two lower limbs both sides.As foreleg (17) rear foot (22) shoulder lower limb (341) is plugged 6 wheels (adnexa, not shown) the bed that can shove along.As shape at bed, scalable pull bar to be pulled out (adnexa, not shown) and be stuck on backboard (29) seat (9) calf plate (16) and can become stretcher temporarily, these adnexaes are adapted as required.

Its structure is mainly the weldering riveting parts of steel pipe, plate, silk, for general technology can be finished fully.

Claims

1, a kind of portable multi-function couch bed, comprise backboard, seat, calf plate and chair lower limb, feature of the present utility model is: also comprise one group of parallelogram linkage and control operating mechanism, arm-rest frame (8) two end axles (23), (24) constitute a parallelogram with hinge (0) (25), the control operating mechanism is made up of joystick (12) half gardens rings (11) and connecting rod (18), joystick (12) is the angle square shape and can rotates around axle (26), handle (12) lower end is connected with connecting rod (18), connecting rod (18) one ends are fixed on the calf plate (16), half garden shape limit baffle ring (11) is installed in the side lower part of seat (9), and the retaining groove of control gear is arranged on half garden ring (11).

2, portable multi-function couch bed according to claim 1 is characterized in that: lower limb is provided with wind spring before and after the chair.

3, portable multi-function couch bed according to claim 1 is characterized in that: possess on the chair bed surface cushion is arranged, three kinds on air water pad, rattan pad.

4, portable multi-function couch bed according to claim 1, it is characterized in that: chair legs (17) (22) can be plugged 4 wheels, and pedal is plugged in the calf plate bottom.

5, portable multi-function couch bed according to claim 1 is characterized in that: can plug two curved pipes between the chair legs (17) (22).

6, portable multi-function couch bed according to claim 1 is characterized in that: when the form bed shape shape, chair legs (17) (22) and shoulder lower limb (341) can be plugged 6 wheels.

7, portable multi-function couch bed according to claim 1 is characterized in that: the extension type stretcher rod is stuck on backboard (29) seat (9) calf plate (16).