CN214318365U

CN214318365U - Wheelchair nursing bed composite set

Info

Publication number: CN214318365U
Application number: CN202120025473.2U
Authority: CN
Inventors: 杨立军; 夏泽宇; 朱阳洋; 文品
Original assignee: Shaanxi University of Science and Technology
Current assignee: Shaanxi University of Science and Technology
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-10-01
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a wheelchair nursing bed composite set belongs to patient care equipment field. The back lifting unit, the sitting posture adjusting unit and the leg bending unit are included, when the back needs to be lifted, a second motor is started through a controller, the second motor drives a back lifting thrust rod to move, and the back lifting thrust rod drives a back turning base plate to rise to a set height; when the patient needs to turn over, the back turn-over base plate is in a horizontal state through the controller; and then the first motor and the third motor are controlled by the controller to realize the turning over of the back and the hip. The utility model discloses simple structure, control is convenient, stands up and lifts the back action simple more nimble, has effectively prevented to lie flat for a long time and has caused blood circulation not smooth and produce bedsore scheduling problem. The utility model combines the nursing bed and the wheelchair, which saves the conversion process between the wheelchair and the nursing bed for the user and reduces the pain of the patient.

Description

Wheelchair nursing bed composite set

Technical Field

The utility model belongs to nursing device field relates to a wheelchair nursing bed composite set.

Background

Currently, there are two main types of nursing beds on the market: one is that the function is single, such as only lifting back and leg; the other is an imported product with relatively more functions, but the price is expensive and cannot be accepted by the general population. In the face of the fact that the aged people in China are more and more, the family of the solitary child is very common, and the work of taking care of the old and the patient is very difficult, a nursing bed with simple structure, complete functions, practicability and reasonable price is needed to reduce the burden of people.

In the nursing process, the transfer operation between the wheelchair and the bed is a great burden for a caregiver, so that a nursing bed combining the wheelchair and the bed is provided at present, the wheelchair of the nursing bed can be detached and used as the wheelchair alone, and can also be assembled on the bed to be used as a part of the bed body, so that a patient does not need to transfer between the wheelchair and the bed to suffer pain. For example, chinese patent application No. 201821801856.9, application publication date is 2018, 11 and 2, and the name of the utility model is: the utility model provides a wheelchair combination nursing bed stands up and lifts back of body mechanism, the wheelchair bed of this application, including two upset bed boards of locating the anterior left and right sides of nursing bed, be used for driving the upset bed board to carry out the upset actuating mechanism of standing up of action and be used for driving the upset bed board to carry out the back of the body actuating mechanism of lifting up of action, two upset bed boards are articulated together through standing up the pivot, the one end of standing up the pivot link firmly mutually with the middle part of lifting up the back of the body pivot, lift the back pivot and stand up the pivot mutually perpendicular, and lift the back pivot and rotate and install on nursing bed, the bottom of every upset bed board all is equipped with the upset actuating mechanism that stands up that a set of individual control corresponds the upset bed board of side around standing up the pivot upset, the bottom of two upset bed boards of a set of synchro control is equipped with two upset bed boards and lifts the back of the body actuating mechanism of lifting up of the pivot upset. Solves a great problem in the nursing process of the old and the patients with the four limbs diseases to a certain extent. But the overall structure of this application is comparatively complicated, when turning over the action, turns over the backing plate and need just can go on when parallel with the bed board, and when the split becomes the wheelchair, does not have the handrail next door of wheelchair, fails to consider into the comfortable degree of user, and the structure is complicated, uses inconveniently.

In addition, there are many wheelchair bed proposals similar to the above applications, such as patent application numbers 201210048295.0, 201520145808.9, 201611065305.6 and 201710807816.9, but these applications mostly have the problem that the back-lifting or turning structure interferes and only has one function, and cannot meet the needs of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art, wheelchair bed exists to stand up lifts shortcomings such as back of the body structure complicacy, the easy conflict of action, provides a wheelchair nursing bed composite set.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

a wheelchair nursing bed combination device comprises a back lifting unit, a sitting posture adjusting unit and a leg bending unit; the bottom of the sitting posture adjusting unit is provided with a bracket body, and the back lifting unit is arranged at the upper part of the sitting posture adjusting unit; the leg bending unit is arranged at the lower part of the sitting posture adjusting unit;

the sitting posture adjusting unit comprises a hip turning base plate and a hip power assembly arranged at the bottom of the hip turning base plate, the hip turning base plate is horizontally arranged at the top of the bracket body, and the hip power assembly comprises a hip thrust rod and a first motor electrically connected with the hip thrust rod;

the back lifting unit comprises a back turning base plate and a back power assembly arranged at the bottom of the back turning base plate, the back power assembly comprises a back lifting thrust rod and a back turning thrust rod, the back lifting thrust rod is electrically connected with a second motor, and the back turning thrust rod is electrically connected with a third motor;

the leg bending unit comprises a shank supporting plate and a foot supporting plate, one end of the shank supporting plate is connected with the foot supporting plate, the other end of the shank supporting plate is connected with the hip turning-over base plate, and a shank plate thrust rod and a fourth motor electrically connected with the shank plate thrust rod are mounted at the bottom of the shank supporting plate;

one end of the hip turning-over base plate is connected with the crus supporting plate, and the other end is connected with the back turning-over base plate;

the bracket body is internally provided with a controller, and the first motor, the second motor, the third motor and the fourth motor are respectively electrically connected with the controller.

Preferably, the back turn-over base plate is formed by movably connecting two plates; the hip turning-over base plate is formed by movably connecting two plates.

Further preferably, the back turn-over thrust rods are two and are respectively arranged on two plates of the back turn-over base plate; the two buttock thrust rods are respectively arranged on the two plates of the buttock turning base plate.

Preferably, the back turn-over thrust rod and the hip thrust rod are both provided with a limiting block.

Preferably, the device further comprises an armrest unit, wherein the armrest unit comprises an armrest connecting rod and an armrest, one end of the armrest connecting rod is connected with the armrest, and the other end of the armrest connecting rod is fixed on the support body; the bottom of the handrail connecting rod is connected with an L-shaped supporting frame through a connecting rod, and the L-shaped supporting frame is connected with the bracket body through a movement telescopic rod.

Preferably, the back lifting frame is installed at the bottom of the back turning base plate, and two ends of the back lifting thrust rod are respectively connected with the back lifting frame and the support body.

Further preferably, the back-lifting frame is an aluminum frame.

Preferably, the back turning thrust rod, the back lifting thrust rod, the hip thrust rod and the shank plate thrust rod are respectively connected with a telescopic rod.

Preferably, the lower leg support panel is hinged to the foot support panel by a hinge.

Preferably, the back turning thrust rod, the back lifting thrust rod, the hip thrust rod and the shank plate thrust rod are all electric thrust rods.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a wheelchair nursing bed combination device, which comprises a back lifting unit, a sitting posture adjusting unit and a leg bending unit, wherein when the back needs to be lifted, a second motor is started through a controller, the second motor drives a back lifting thrust rod to move, the back lifting thrust rod drives a back turning base plate to ascend, and the second motor is closed when the back is lifted to a set height; when the back turning-over is needed, a second motor is started through a controller, the second motor drives a back lifting thrust rod to move, and the back lifting thrust rod drives a back turning-over base plate to descend until the back turning-over base plate is in a horizontal state; a fourth motor is controlled by the controller, the fourth motor drives the shank plate thrust rod to move upwards, and the shank plate thrust rod drives the shank support plate to move upwards until the shank support plate is in a horizontal state; and then the controller controls the first motor and the third motor, the first motor drives the buttock thrust rod to move, the buttock thrust rod drives the buttock turnover base plate to ascend, the third motor drives the back turnover thrust rod to move, and the back turnover thrust rod drives the back turnover base plate to move, so that the back and the buttock are turned over. The utility model discloses simple structure, control is convenient, stands up and lifts the back action simple more nimble, has effectively prevented to lie flat for a long time and has caused blood circulation not smooth and produce bedsore scheduling problem. The utility model combines the nursing bed and the wheelchair, which saves the conversion process between the wheelchair and the nursing bed for the user and reduces the pain of the patient.

Furthermore, the back turn-over base plate is formed by movably connecting two plates; the hip turning-over base plate is formed by movably connecting two plates. The back turnover cushion plate can still turn around the central shaft when the bed plates are in the same plane, and does not conflict with other parts.

Furthermore, in consideration of safe use and convenience for separating the wheelchair from the nursing bed, the armrest is designed and connected with an armrest connecting rod, one end of the armrest connecting rod is connected with the armrest, and the other end of the armrest connecting rod is fixed on the support body; the bottom of the handrail connecting rod is connected with an L-shaped supporting frame through a connecting rod, and the L-shaped supporting frame is connected with the bracket body through a movement telescopic rod. Therefore, when the wheelchair lies down, the armrests are hidden under the nursing bed through the mechanical connection, and when the sitting posture is switched, the armrests pull the armrest connecting rods through the mechanical connection, so that the armrests can move to two sides of the wheelchair.

Furthermore, the leg bending unit can control the fourth motor through the controller to drive the leg plate thrust rod to move, so that the leg support plate can swing up and down in a certain angle, the leg muscles can be exercised through the design, joint adhesion is prevented, regeneration and repair of cartilage in joints are promoted, and the chronic disease breeding can be prevented by frequently doing the actions for a long-term bedridden person.

Drawings

Fig. 1 is a schematic view of the overall structure of a wheelchair nursing bed assembly of the present invention;

fig. 2 is a schematic structural view of a back lifting mechanism of the wheelchair nursing bed combination device of the present invention;

FIG. 3 is a schematic view of a turning-over mechanism of the wheelchair nursing bed assembly of the present invention;

FIG. 4 is a schematic view of the turning-over mechanism of the wheelchair nursing bed assembly of the present invention;

fig. 5 is a schematic structural view of a sitting posture adjusting mechanism of the wheelchair nursing bed combination device of the present invention;

fig. 6 is a schematic structural view of a leg bending mechanism of the wheelchair nursing bed combination device of the present invention;

fig. 7 is a schematic structural view of an integral supporting frame of a wheelchair nursing bed assembly of the present invention;

fig. 8 is a schematic structural view of an armrest mechanism of a wheelchair nursing bed assembly of the present invention;

FIG. 9 is a schematic structural view of an electric push rod mechanism of a wheelchair nursing bed combination device of the present invention;

wherein, the device comprises a back lifting unit 1, a sitting posture adjusting unit 2, a leg bending unit 3 and a turning over driving unit 4; 11-back lifting frame, 12-back lifting thrust bar, 13-back turning cushion plate, 14-back turning thrust bar, 15-back lifting support frame, 16-back turning thrust bar support frame, 17-back lifting support frame middle shaft, 18-back lifting support frame, 19-support frame, 101-L-shaped support frame, 21-hip support frame, 22-first thrust bar support frame, 23-hip turning cushion plate, 24-hip thrust bar, 25-hip thrust bar support frame, 26-bearing frame, 27-second thrust bar support frame, 28-shank plate support frame, 29-hip middle shaft frame, 201-support body; 202-bearing seat, 203-armrest frame bearing seat, 204-armrest support frame, 205-armrest connecting rod, 206-armrest, 207-connecting rod, 31-shank support plate, 32-foot support plate, 33-foot plate connecting rod, 34-shank plate thrust rod, 41-telescopic rod and 42-thrust rod.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The present invention will be described in further detail with reference to the accompanying drawings:

example 1

A wheelchair nursing bed combination device is shown in figure 1 and comprises a back lifting unit 1, a sitting posture adjusting unit 2, a leg bending unit 3 and a turning over driving unit 4;

as shown in fig. 3, 4 and 5, the sitting posture adjusting unit 2 comprises a hip turning pad 23 and a hip power assembly installed at the bottom of the hip turning pad 23, the hip turning pad 23 is horizontally installed at the top of the support body 201, and the hip power assembly comprises a hip thrust rod 24 and a first motor electrically connected with the hip thrust rod 24; as shown in fig. 2, the back lifting unit 1 comprises a back turn-over cushion plate 13 and a back power assembly installed at the bottom of the back turn-over cushion plate 13, the back power assembly comprises a back lifting thrust rod 12 and a back turn-over thrust rod 14, the back lifting thrust rod 12 is electrically connected with a second motor, and the back turn-over thrust rod 14 is electrically connected with a third motor; as shown in fig. 6, the leg bending unit 3 comprises a lower leg support plate 31 and a foot support plate 32, one end of the lower leg support plate 31 is connected with the foot support plate 32, the other end is connected with the hip turn-over base plate 23, and the lower leg plate thrust rod 34 and a fourth motor electrically connected with the lower leg plate thrust rod 34 are installed at the bottom of the lower leg support plate 31; one end of the hip turning-over backing plate 23 is connected with the shank supporting plate 31, and the other end is connected with the back turning-over backing plate 13; a controller is arranged in the support body 201, and the first motor, the second motor, the third motor and the fourth motor are electrically connected with the controller respectively.

Example 2

As shown in figure 1, a wheelchair nursing bed composite set, the buttock stands up the backing plate 23 and comprises two boards, the back stands up the backing plate 13 and comprises two boards, two boards of buttock stand up backing plate 23 are connected with buttock support frame 21 of buttock stand up backing plate 23 bottom through the hinge, two boards of back stand up backing plate 13 are connected with back lifting support frame 15 through the hinge, back lifting support frame 15 is installed on back lifting frame 11, back lifting thrust rod 12 is installed to back lifting frame 11 bottom, back lifting frame 11 is installed at the top of stake body 201.

The back lifting unit comprises two back lifting thrust rods 12, a back lifting support frame 15 for supporting a back turnover base plate 13, a handrail support frame 204, a handrail 206 and a connecting rod 207, wherein the bottom of each back lifting thrust rod 12 is hinged with the back turnover thrust rod support frame 16 through a hinged support, the top end of each back lifting thrust rod 12 is hinged with the back lifting support frame 15 through the hinged support, an L-shaped support frame 101 is further fixed on a support body 201, the handrail support frame 204 is connected with a fixed block on the handrail frame through two bearing seats 202 and the connecting rod 207, the handrail frame is connected with the support body 201 through the bearing seats 202, and finally the handrail 206 is connected with the two handrail frames.

The telescopic rod in the hip thrust rod 24 in the sitting posture adjusting unit 2 can drive the turnover of the hip turnover base plate 23 through telescopic motion, so that sitting posture adjustment is realized, and meanwhile, the hip turnover base plate and the front two back turnover base plates 13 can be turned over simultaneously to realize turnover when the wheelchair is in a flat lying state.

Example 3

The contents are the same as those of example 1 except for the following.

The back turn-over base plate 13 is formed by movably connecting two plates; the hip turning-over base plate 23 is formed by movably connecting two plates. Two back turning thrust rods 14 are arranged and are respectively arranged on two plates of the back turning base plate 13; two buttock thrust rods 24 are arranged and are respectively arranged on two plates of the buttock turning base plate 23. The partial turning thrust rod 14 and the hip thrust rod 24 are both provided with a limiting block. The back lifting frame 11 is installed at the bottom of the back turn-over cushion plate 13, and two ends of the back lifting thrust rod 12 are respectively connected with the back lifting frame 11 and the bracket body 201.

Example 4

The contents are the same as those of example 1 except for the following.

As shown in fig. 8, the device further includes an armrest unit, the armrest unit includes an armrest connecting rod 205 and an armrest 206, one end of the armrest connecting rod 205 is connected with the armrest 206, and the other end is fixed on the support body 201; the bottom of the armrest connecting rod 205 is connected with an L-shaped supporting frame 101 through a connecting rod 207, and the L-shaped supporting frame 101 is connected with the support body 201 through a movement telescopic rod.

Example 5

The contents are the same as those of example 1 except for the following.

As shown in fig. 9, the back turn-over thrust rod 14, the back lift thrust rod 12, the hip thrust rod 24 and the shank plate thrust rod 34 are respectively connected with a telescopic rod 41; the back turning thrust rod 14, the back lifting thrust rod 12, the hip thrust rod 24 and the shank plate thrust rod 34 are all electric thrust rods. The lower leg support plate 31 is hinged to the foot support plate 32 by hinges.

Example 6

The contents are the same as those of example 1 except for the following.

As shown in fig. 2, a back lifting frame 11 is installed at the lower part of the back turn-over cushion plate 13, one end of a back lifting thrust rod 12 is connected with the back lifting frame 11, the other end is connected with a support body 201, and a first thrust rod support frame 22 connected with the back lifting thrust rod 12 is arranged on the support body 201; as shown in fig. 3 and 4, the bottom of the back turn-over cushion plate 13 is further provided with a back turn-over thrust rod 14 and a back lifting support frame 15, and the back turn-over thrust rod 14 is connected with a back turn-over thrust rod support frame 16; as shown in fig. 5, the support body 201 is further provided with a hip thrust bar support frame 25 connected with the hip thrust bar 24; as shown in fig. 8, one end of the armrest connecting rod 205 is connected to the armrest 206, the other end is slidably connected to the armrest supporting frame 204, the armrest supporting frame 204 is disposed on the support body 201, the armrest supporting frame 204 is provided with an armrest bearing seat 203, the armrest connecting rod 205 is connected to the L-shaped supporting frame 101 through a connecting rod 207, and two ends of the connecting rod 207 are provided with bearing seats 202; as shown in fig. 6, a lower leg plate support 28 is further arranged on the support body 201, one end of the lower leg plate support 28 is connected with a lower leg support plate 31 through a bearing frame 26, a foot plate connecting rod 33 is arranged between the foot support plate 32 and the lower leg support plate 31, and a second thrust rod support 27 connected with a lower leg plate thrust rod 34 is arranged on the support body 201; as shown in fig. 7, the support body 201 is provided with a hip middle shaft bracket 29 and a back-lifting support frame 18, a support frame 19 is arranged between the hip middle shaft bracket 29 and the back-lifting support frame 18, a back-lifting support frame middle shaft 17 is arranged on a central axis of a hollow part of the back-lifting support frame 18, and the frame structures are used for supporting the hip turning-over cushion plate 23 and the back turning-over cushion plate 13 to move safely. As shown in fig. 9, one end of each of the thrust rods 42 (including the back-lift thrust rod, the back-turn thrust rod, the hip thrust rod, and the lower leg plate thrust rod) is connected to a telescopic rod 41.

A use method based on the wheelchair nursing bed combination device comprises the following steps:

when the back needs to be lifted, a second motor is started through a controller, the second motor drives a back lifting thrust rod 12 to move, the back lifting thrust rod 12 drives a back turnover base plate 13 to ascend, and the second motor is turned off after the back is lifted to a set height;

when the patient needs to turn over, a second motor is started through the controller, the second motor drives the back lifting thrust rod 12 to move, and the back lifting thrust rod 12 drives the back turning base plate 13 to descend until the back turning base plate 13 is in a horizontal state; a fourth motor is controlled by the controller, the fourth motor drives the shank plate thrust rod 34 to move upwards, and the shank plate thrust rod 34 drives the shank support plate 31 to move upwards until the shank support plate 31 is in a horizontal state; and then the controller controls a first motor and a third motor, the first motor drives a hip thrust rod 24 to move, the hip thrust rod 24 drives a hip turning base plate 23 to ascend, the third motor drives a back turning thrust rod 14 to move, and the back turning thrust rod 14 drives a back turning base plate 13 to move, so that the back and the hip are turned.

Wherein, the back lifting angle can not be larger than 90 degrees; the turning angle can not be larger than 75 degrees, the angle control is realized by a limit stopper on the push rod, and the telescopic rod is stopped when reaching a certain position, so as to control the turning angle. When the wheelchair is in a lying state, the wheelchair can turn over on the left side or on the right side as required.

The motors are electrically connected with a controller, the controller is connected with a computer of a terminal through inputting a programmed program in the arduino, and then the controller sends an instruction through the computer or a mobile phone to complete the control of the motors.

In the above embodiment, the back support frame 11, the back support frame 15, the back turn-over thrust bar support frame 16, the back support frame 18, the support frame 19, and the hip support frame 21 are all made of aluminum.

To sum up, the utility model discloses a controller control push rod promotes the support frame under the back backing plate, and is articulated mutually through the hinge between the other end of support frame and the buttock backing plate, realizes lifting the back motion, after reacing suitable angle, closes the motor. And starting an electric push rod machine below the hip base plate to push the hip base plate, wherein the other end of the hip base plate is hinged with a middle shaft of the support frame main body, so that sitting posture adjusting movement is realized, and the electric motor is turned off after the hip base plate is adjusted to a proper position. And starting an electric push rod below the shank base plate to push the shank base plate, wherein the other end of the shank base plate is hinged with the support frame main body to realize leg bending movement, and closing the motor after the leg bending movement is finished. The motor control push rod under the turnover backing plate pushes the support frame under the back backing plate, the other end of the support frame is hinged with the hip backing plate through a hinge, back lifting movement is achieved, the motor push rod under the hip backing plate pushes the hip backing plate, the other end of the hip backing plate is hinged with the middle shaft of the support frame body, sitting posture adjusting movement is achieved, when the wheelchair is in a flat lying state, two motors on the right side are started to achieve left turnover when the wheelchair needs to be turned over on the left side, and similarly control is achieved when the wheelchair is turned over on the right side.

The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.

Claims

1. A wheelchair nursing bed combination device is characterized by comprising a back lifting unit (1), a sitting posture adjusting unit (2) and a leg bending unit (3); the bottom of the sitting posture adjusting unit (2) is provided with a support body (201), and the back lifting unit (1) is arranged at the upper part of the sitting posture adjusting unit (2); the leg bending unit (3) is arranged at the lower part of the sitting posture adjusting unit (2);

the sitting posture adjusting unit (2) comprises a hip turning-over base plate (23) and a hip power assembly arranged at the bottom of the hip turning-over base plate (23), the hip turning-over base plate (23) is horizontally arranged at the top of the support body (201), and the hip power assembly comprises a hip thrust rod (24) and a first motor electrically connected with the hip thrust rod (24);

the back lifting unit (1) comprises a back turning base plate (13) and a back power assembly arranged at the bottom of the back turning base plate (13), the back power assembly comprises a back lifting thrust rod (12) and a back turning thrust rod (14), the back lifting thrust rod (12) is electrically connected with a second motor, and the back turning thrust rod (14) is electrically connected with a third motor;

the leg bending unit (3) comprises a lower leg support plate (31) and a foot support plate (32), one end of the lower leg support plate (31) is connected with the foot support plate (32), the other end of the lower leg support plate is connected with a hip turning base plate (23), and a lower leg plate thrust rod (34) and a fourth motor electrically connected with the lower leg plate thrust rod (34) are installed at the bottom of the lower leg support plate (31);

one end of the hip turning-over backing plate (23) is connected with the crus supporting plate (31), and the other end is connected with the back turning-over backing plate (13);

a controller is arranged in the support body (201), and the first motor, the second motor, the third motor and the fourth motor are electrically connected with the controller respectively.

2. The wheelchair nursing bed assembly of claim 1 wherein the back turn over pad (13) is comprised of two plates that are movably connected; the hip turning-over base plate (23) is formed by movably connecting two plates.

3. The wheelchair nursing bed assembly as claimed in claim 2, wherein there are two back turn-over thrust rods (14) respectively mounted on two plates of the back turn-over pad (13); the two hip thrust rods (24) are respectively arranged on the two plates of the hip turning base plate (23).

4. The wheelchair nursing bed assembly of claim 1 wherein the back turn-over thrust rod (14) and the hip thrust rod (24) are each provided with a stop block.

5. The wheelchair nursing bed assembly as claimed in claim 1, further comprising an armrest unit comprising an armrest link (205) and an armrest (206), wherein one end of the armrest link (205) is connected to the armrest (206), and the other end is fixed on the support body (201); the bottom of the handrail connecting rod (205) is connected with an L-shaped supporting frame (101) through a connecting rod (207), and the L-shaped supporting frame (101) is connected with the support body (201) through a movement telescopic rod.

6. The wheelchair nursing bed assembly as claimed in claim 1, wherein the back support frame (11) is installed at the bottom of the back turn-over backing plate (13), and both ends of the back support thrust rod (12) are respectively connected with the back support frame (11) and the support body (201).

7. Wheelchair care bed assembly according to claim 6, characterized in that the back-lifting frame (11) is an aluminium frame.

8. The wheelchair nursing bed assembly as claimed in claim 1, wherein the back turn-over thrust rod (14), the back lift thrust rod (12), the hip thrust rod (24) and the lower leg plate thrust rod (34) are respectively connected with a telescopic rod (41).

9. The wheelchair nursing bed assembly of claim 1 wherein the lower leg support plate (31) is hinged to the foot support plate (32) by hinges.

10. The wheelchair care bed assembly of claim 1 wherein the back turn thrust bar (14), back lift thrust bar (12), hip thrust bar (24) and calf plate thrust bar (34) are all electric thrust bars.