CN201445609U - Multifunctional movable nursing bed chair - Google Patents

Abstract

A multifunctional movable nursing bed chair can be folded and adjusted by adopting the hinge four-bar mechanism principle of mechanical transmission and the simple lever principle, so that the function exchange between a sickbed and a wheel chair is realized; and the bed chair can be unfolded and laid flat to form the sick bed, and also can be folded to form the wheel chair. In addition, an extremely simple rack and a fixed locking hook are adopted as a locking mechanism, therefore, the stability and the safety are increased, a patient feels comfortable, and the operation is simple and convenient.

Description

The multifunctional movable nursing bed-chair

Technical field

This utility model belongs to the improvement of special care instrument, particularly a kind of nursing bed in the articles for daily use field.

Background technology

Multifunction nursing bed heaviness, structure are too complicated, loaded down with trivial details in the prior art, operation inconvenience, and effort, it is big to take up room, and materials are many, and cost height, and purposes is single can only be made bed and use and can not release outdoorly as wheelchair, is unfavorable for promoting the use of.Have the defective of multifunctional hospital bed and wheelchair now: 1, existing multifunctional hospital bed heaviness, complex structure; 2, existing multifunctional hospital bed complicated operation, loaded down with trivial details; Bed will be become sitting posture or set level needs two secondary screw pair mechanisms to handle respectively, handles back for one and rises and falls, and handles shank for one and rises and falls, and rising and falling of back and lower limb is asynchronous, makes patient uncomfortable; 3, existing multifunctional hospital bed, bed board has only about the 1000mm of middle part and supports by bedstead, and the rear and front end bed board respectively stretches out overhanging portion and reaches 500mm, is easy to cause sick bed to lean forward or swing back, and is not reliable, dangerous; And guardrail board when operation, need Rotate 180 °, account for large space, draw easily and hit peripheral facilities; 4, existing seat multifunctional hospital bed and wheelchair is the level of state, and glided to evening when patient sat, uncomfortable; 5, existing multifunctional hospital bed institute takes up space greatly, and a bed body is wider than the chamber door, only can use in the ward of the wide door of hospital, hinders and use in the little space of family, especially cannot get through the chamber door, can not release outdoor activity.

Summary of the invention

The technical problem that this utility model solves: a kind of multifunctional movable nursing bed-chair is provided, adopting machine driving four-bar linkage principle and simple lever principle to amount to adjust changes, realize sick bed and wheelchair exchange function, can open to set level becomes sick bed and can amount to again and narrow into wheelchair, also adopt very simple hanger, fixedly latch hook is as retaining mechanism, increased steadiness, safety, easy to use.

The technical solution adopted in the utility model: multifunctional movable nursing bed-chair, comprise backboard as backrest, as the seat of medicated cushion, be articulated as one successively as the lower limb plate of supporting leg and sole and each plate of feet, trailing wheel is installed in the whole inclined to one side rear of welded bed body base of frame that is, preceding universal wheel is installed in inclined to one side the place ahead, the bottom of body framework, the side of backboard passes through four jiaos of hinged composition four-bar linkages with side upper side frame, seat and lower limb plate and the hinge connecting rod handrail of bed body framework, and the connecting rod of hinge connecting rod handrail lower end holds up the lower end of lower limb plate; Be fixed with the car body rear axle at bed body framework and backboard hinged place, bed body framework front end extension and hinge connecting rod handrail hinged place are fixed with car body front axle and seat and lower limb plate twisting place load on the car body front axle; Be hinged on the back lower frame inboard of a body framework by telescopic spring support assembly lower end, the localized back of butterfly jackscrew, the upper end is hinged on the back of backboard; Hanger is hinged on the two sides of lower limb plate and bottom activity and canvasses bottom at sole; Front leg strut be hinged on hinge connecting rod handrail lower end the top and can be when hanger breaks away from sole and hanger hang and close, rear support leg is hinged on the side of backboard and can hangs with the rear support leg hook that is hinged on the backboard dual-side and close; All be connected with in seat and lower limb plate two sides fixedly latch hook and fixedly latch hook can hang with the connecting rod of car body front axle or hinge connecting rod handrail front end and close.

As improvement, all be hinged with side plate 7a, 7b in the both sides of backboard and seat to such scheme; Be provided with side plate 7c, the 7d that can insert or transfer in the both sides of lower limb plate and sole; For side plate provides support and the one side is provided with [side plate support is movably connected in a two sides of body framework.

Telescopic spring support assembly lower end, described back is innerspring sleeve, the upper end is for being shaped on the support bar of projection on it, the upper end except that with fixed one of backboard, contact with spring in the sleeve on insert the other end, the nut that matches with the butterfly jackscrew is fixed on the sleeve, the butterfly jackscrew pass behind the nut with its on be shaped on projection support bar match.

The B place that described bed body frame side upper side frame and backboard side are hinged is apart from the bottom 8mm of backboard.

The long 45mm of described seat, the long 33mm-35mm of described lower limb plate.

The lower end is shaped on the guardrail board of convex edge and utilizes the projection at its two ends to be inserted in the [of side plate support.

Head of a bed movable rail utilizes the projection at its two ends to be inserted in the [of backboard upper end.

Clamp is installed on the hinge connecting rod handrail bar parallel with seat.

This utility model advantage compared with prior art:

1, simple in structure, flexibly exquisite, light and firm, noise is little;

2, easy and simple to handle, make patient feel comfortably cool.It is the elastic force that utilizes the back spring supporting bar, can directly easily patient be lifted into sitting posture with smaller power (or lifts from back, or press down at the sole place all can), by the connecting rod link effect patient's buttocks, lower limb, foot coordinate synchronization are fallen simultaneously, and high back is low before the seat, be certain heeling condition, can not glide when patient sits and feel comfortable; On the contrary, the sitting posture patient be put and become to lie flat posture, when backboard was set level backward, buttocks, lower limb, foot synchronous coordination rose and flatten, and it is very steadily comfortable that patient can feel;

3, when using, also be furnished with forward and backward supporting leg, can make that sick bed is firm more, safety as sick bed;

4, can amount to and narrow into wheelchair, just as sitting on the sofa, convenient meal, the medicine feed of feeding also conveniently released outdoor activity, can push to the high step of 250mm easily;

5, manufacturing process is simple, materials are few, cost is low, economical and practical.

Description of drawings

Fig. 1 turns up view when laboring the driving wheel chair for this utility model;

View when Fig. 2 hanger (sole and front leg strut are shared) is hung up sole;

Fig. 3 this utility model front view;

Fig. 4 this utility model left view;

Fig. 5 this utility model is set level and is done view when nursing hospital bed;

Fig. 6 this utility model is set level and is done left view when nursing hospital bed;

Fig. 7 this utility model is set level and is done front view when nursing hospital bed.

The specific embodiment

Describe structure of the present utility model and principle in detail below in conjunction with accompanying drawing 1,2,3,4,5,6 and 7.

A kind of multifunctional movable nursing bed-chair, comprise backboard 1 as backrest, as the seat 2 of medicated cushion, be articulated as one successively as the lower limb plate 3 of supporting leg and sole 4 and each plate of feet, the upper surface of backboard 1 is provided with the [of plug-in mounting head of a bed movable rail, seat 2 long 45mm, lower limb plate 3 long 33mm-35mm all are hinged with side plate 7a, 7b in the both sides of backboard 1 and seat 2; Be provided with side plate 7c, the 7d that can insert or transfer in the both sides of lower limb plate 3 and sole 4; For side plate provides support and the one side is provided with [side plate support 16 is movably connected in a two sides of body framework 13, side plate travel(l)ing rest 16 can support bedside plate 7a, the 7b that is folded down, bed is widened and firmly, and side plate 7c, 7d are inserted in lower limb plate 3, sole 4 both sides, can extract out when the bed time spent, lower limb plate 3, sole 4 are widened, so just formed the roomy nursing bed surface of the wide 950mm-1000mm of reaching; When amounting to into the wheelchair state by the nursing bed state, 90 ° of the last foldings of bedside plate 7a, 7b are drawn close the hinge connecting rod handrail 10 on both sides, play the guardrail board effect; And when the wheelchair state was set level the state that becomes nursing bed, side plate 7a, 7b can stop and prevent bedding by hinge connecting rod handrail 10 strands firmly effectively, and can prevent that patient's hands from being twisted, and played the safeguard protection effect; Trailing wheel 8 is installed in the whole welded bed inclined to one side rear, body framework 13 bottoms that is, preceding universal wheel 9 is installed in inclined to one side the place ahead, the bottom of body framework 13; Backboard 1 side and bed body framework 13 side upper side frames, seat 2 and lower limb plate 3 pass through four jiaos of hinged composition four-bar linkages with hinge connecting rod handrail 10, can make patient's buttocks simultaneously, lower limb, the foot coordinate synchronization falls, on the contrary, the sitting posture patient to be put and become to lie flat posture, when backrest is set level backward, buttocks, lower limb, the foot synchronous coordination rises and flattens, it is very steadily comfortable that patient can feel. and the connecting rod of hinge connecting rod handrail 10 lower ends holds up the lower end of lower limb plate 3, bed body framework 13 side upper side frames and backboard 1 side are hinged and locate bottom 6mm-8mm apart from backboard 1, like this when amounting to into wheelchair, seat 2 tiltables become suitable sofa-type angle and fall to being lower than a body framework 13 height, reduce patient's sitting posture center of gravity, safer; Be fixed with car body rear axle 21 in bed body framework 13 and backboard 1 hinged place, bed body framework 13 front end extensions and hinge connecting rod handrail 10 hinged places are fixed with car body front axle 20 and seat 2 is carried on a shoulder pole on car body front axle 20 with lower limb plate 3 twisting places; Be hinged on the back lower frame inboard of a body framework 13 by telescopic spring support assembly 12 lower ends, butterfly jackscrew 17 localized back, the upper end is hinged on the back of backboard, telescopic spring support assembly 12 lower ends, back are innerspring sleeve, the upper end is for being shaped on the support bar of projection on it, the upper end except that with backboard 1 fixed, contact with spring in the sleeve on insert the other end, the nut that matches with butterfly jackscrew 17 is fixed on the sleeve, butterfly jackscrew 17 pass behind the nut with its on be shaped on projection support bar match, scalable backboard 1 is inclined to various angles, be 80 ° to the maximum, by butterfly jackscrew 17 location, fixing; Hanger 15 is hinged on the two sides of lower limb plate 3 and bottom activity and canvasses bottom at sole 4; Front leg strut 6 is hinged on the top of hinge connecting rod handrail 10 and can be when hanger 15 breaks away from soles 4 hangs with hanger 15 and close, and rear support leg 5 is hinged on the side of backboard 1 and can closes with rear support leg hook 19 extensions that are hinged on backboard 1 dual-side; When sick bed uses, in order to prevent that four bed boards (backboard 1, seat 2, lower limb plate 3, sole 4) are when lying to the bed surface use, the position generation that is hinged is sunk or is upwarped, the spy is provided with fixedly latch hook 18 at seat 2 and lower limb plate 3 two sides, and fixedly latch hook 18 can be hung with the connecting rod of car body front axle 20 or hinge connecting rod handrail 10 front ends and close, and plays the locking effect automatically dexterously; The lower end is shaped on the guardrail board 11 of convex edge and utilizes the projection at its two ends to be inserted in the [of side plate support 16; Head of a bed movable rail 23 utilizes the projection at its two ends to be inserted into the upper end of backboard 1, and head of a bed movable rail 23 also can play the sunshade effect when wheelchair uses, and also can take off need not; Clamp 22 is installed on the parallel bar of hinge connecting rod handrail 10 and seat 2, can do little table and use.

Principle one: become sick bed (Fig. 1, Fig. 5) by wheelchair

The first step unscrews the butterfly jackscrew 17 (Fig. 4) on the back telescopic spring support assembly 12;

Second step, rear support leg 5 is drawn back into 90 °, the rear support leg at two ends is linked up with 19 hang up properly (Fig. 1, Fig. 5); Slowly fell backward with hand steered firmly backboard 1, put in place (Fig. 1, the Fig. 5) that contact to earth until rear support leg 5, at this moment seat 2 corresponding sports become level, and under the affecting of backboard 1 and hinge connecting rod handrail 10, lower limb plate 3 also lifts into level (Fig. 1, Fig. 5).In order to prevent that four bed boards (backboard 1, seat 2, lower limb plate 3, sole 4) are when lying to the bed surface use, the position generation that is hinged is sunk or is upwarped, fixedly latch hook 18 in seat 2 and the setting of lower limb plate 3 two sides, can pin the car body front axle 20 on the body framework 13 automatically, the ingenious locking effect (Fig. 7) that plays.

The 3rd step, front leg strut 6 is drawn back into 90 °, contact to earth and put in place; Hanger 15 is decontroled sole 4, and other is suspended to (Fig. 2) on the front leg strut 6; At this moment sole 4 change levels, four bed boards become equatorial plane (Fig. 5, Fig. 7).

The 4th step, guardrail board 11 is extracted out from bed body both sides, both sides bedside board mount 16 is converted into 90 °, vertical with the bed body; Cribguard plate 11 is inserted into respectively in the [of side plate support 16, (Fig. 5, Fig. 6, Fig. 7) shields.

The 5th step, bed both sides side plate 7a, 7b (each 2) are rolled over flat 90 ° of levels downwards, the outside is overlapped on the convex edge on guardrail board 11 bases, and the bedside of widening is supported effectively, and bedside reaches 950mm-1000mm (Fig. 5, Fig. 7); Side plate 7c, 7d are extracted out in 4 both sides from lower limb plate 3, sole, also to 950mm-1000mm (Fig. 5).

In the 6th step, head of a bed movable rail 23 can be inserted in when needing in the [of backboard 1 upper end (Fig. 5, Fig. 6, Fig. 7); The preceding universal wheel 9 of the locking that tramps with one's feet makes a body location firm.

Principle two: become wheelchair by sick bed

The first step is upwards turned up bed both sides side plate 7a, 7b (each 2), and side plate 7c, 7d are inserted in lower limb plate 3, sole 4 both sides, makes bed be narrowed 660mm; Bed both sides guardrail board 11 is extracted out from the [of side plate support 16, side plate support 16 is turned back 90 °, bedside guardrail board 11 is hung on body framework 13 both sides.

In second step, hanger 15 is decontroled front leg strut 6; Sole 4 is amounted to into 90 °, hang up properly with hanger 15; Front leg strut 6 amounted to pack up, insert in the vehicle body frame 13.

The 3rd goes on foot, and rear support leg 5 is amounted to packed up; Lift backboard 1 (or down pressure foot 4 positions also can) with hands (by the elastic force of back telescopic spring support assembly 12), make backboard 1 rising (80 ° of maximum inclination angles), seat 2 have a down dip into certain gradient, lower limb plate 3 and sole 4 reduction synchronously simultaneously reaches required angle, becomes wheelchair.

The 4th step screwed the butterfly jackscrew 17 on the back telescopic spring support bar 12, locking backboard 1 angle of inclination (angle of inclination can choose at random).

In the 5th step, universal wheel 9 locking devices before unclamping can promote the wheelchair outdoor activity.On hinge connecting rod handrail 10, clamp dining table clamp 22, can do little table and use.

In the 6th step, head of a bed movable rail 23 is extracted out, or still be inserted in backboard 1 upper end.

Claims (8)

1. multifunctional movable nursing bed-chair, comprise backboard (1) as backrest, seat (2) as medicated cushion, be articulated as one successively as the lower limb plate (3) of supporting leg and sole (4) and each plate of feet, trailing wheel (8) is installed in the whole inclined to one side rear, welded bed body framework (13) bottom that is, preceding universal wheel (9) is installed in inclined to one side the place ahead, bottom of a body framework (13), it is characterized in that: the side of backboard (1) and a side upper side frame of body framework (13), seat (2) and lower limb plate (3) pass through four jiaos of hinged composition four-bar linkages with hinge connecting rod handrail (10), and the connecting rod of hinge connecting rod handrail (10) lower end holds up the lower end of lower limb plate (3); Be fixed with car body rear axle (21) in bed body framework (13) and backboard (1) hinged place, bed body framework (13) front end extension and hinge connecting rod handrail (10) hinged place are fixed with car body front axle (20) and seat (2) is carried on a shoulder pole on car body front axle (20) with lower limb plate (3) twisting place; Be hinged on the back lower frame inboard of a body framework (13) by butterfly jackscrew (17) localized back telescopic spring support assembly (12) lower end, the upper end is hinged on the back of backboard (1); Hanger (15) is hinged on the two sides of lower limb plate (3) and bottom activity and canvasses bottom in sole (4); Front leg strut (6) is hinged on the top of hinge connecting rod handrail (10) and can be when hanger (15) breaks away from sole (4) hangs with hanger (15) and close, and rear support leg (5) is hinged on the side of backboard (1) and can closes with rear support leg hook (19) extension that is hinged on backboard (1) dual-side; All be connected with in seat (2) and lower limb plate (3) two sides fixedly latch hook (18) and fixedly latch hook (18) can hang with the connecting rod of car body front axle (20) or hinge connecting rod handrail (10) front end and close.

2. multifunctional movable nursing bed-chair according to claim 1 is characterized in that: the both sides at backboard (1) and seat (2) all are hinged with side plate (7a), (7b); Be provided with side plate (7c), (7d) that can insert or transfer in the both sides of lower limb plate (3) and sole (4); For side plate provides support and the one side is provided with [side plate support (16) is movably connected in a two sides of body framework (13).

3. multifunctional movable nursing bed-chair according to claim 1 and 2, it is characterized in that: described back telescopic spring support assembly (12) lower end is innerspring sleeve, the upper end is for being shaped on the support bar of projection on it, the upper end except that with fixed one of backboard (1), contact with spring in the sleeve on insert the other end, the nut that matches with butterfly jackscrew (17) is fixed on the sleeve, butterfly jackscrew (17) pass behind the nut with its on be shaped on projection support bar match.

4. multifunctional movable nursing bed-chair according to claim 1 and 2 is characterized in that: described bed body framework (13) side upper side frame and backboard (1) side are hinged and locate bottom 6mm-8mm apart from backboard (1).

5. multifunctional movable nursing bed-chair according to claim 1 and 2 is characterized in that: the long 45mm of described seat (2), the long 33mm-35mm of described lower limb plate (3).

6. multifunctional movable nursing bed-chair according to claim 1 and 2 is characterized in that: the lower end is shaped on the guardrail board (11) of convex edge and utilizes the projection at its two ends to be inserted in the [of side plate support (16).

7. multifunctional movable nursing bed-chair according to claim 1 and 2 is characterized in that: head of a bed movable rail (23) utilizes the projection at its two ends to be inserted in the [of backboard (1) upper end.

8. multifunctional movable nursing bed-chair according to claim 1 and 2 is characterized in that: clamp (22) is installed on hinge connecting rod handrail (10) bar parallel with seat (2).

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