Wheelchair bed and self-service nursing system

Abstract

The utility model provides a wheelchair bed and a self-service nursing system, the wheelchair bed comprises a wheelchair device and a bed body, the wheelchair device comprises a main body frame, a moving assembly arranged on one side of the bottom of the main body frame, and a backrest assembly and a leg falling assembly which are arranged on two opposite sides of the main body frame; the backrest assembly comprises a backrest support arranged on one side of the main body frame in a hinged mode and a first adjusting mechanism arranged between the backrest support and the main body frame. The wheelchair device and the bed body are arranged, the wheelchair device comprises the backrest assembly and the leg falling assembly, the backrest assembly comprises the backrest support arranged on one side of the main body frame in a hinged mode and the first adjusting mechanism, the wheelchair device and the bed body can be assembled and combined conveniently through the first adjusting mechanism, and a patient can lift the back conveniently; meanwhile, the backrest plate comprises the first back plate, the second back plate and the third back plate, the second back plate and the third back plate are arranged on the two sides of the first back plate in a hinged mode respectively, the patient can turn over conveniently through the turning-over mechanism, and the multi-scene use requirements of the patient are met.

Description

Technical Field

[0001] The utility model relates to the technical field of nursing equipment, in particular to a wheelchair bed and a self-service nursing system. Background Art

[0002] A wheelchair is a chair with wheels that can help replace walking. It is an important means of transportation for the wounded, sick, disabled and elderly to recover at home, be transported around, see a doctor, and go out for activities.

[0003] A wheelchair bed is a combination of a wheelchair and a bed. A certain space is set on the bed to place the wheelchair. The patient can be transferred to the bed by pushing the wheelchair, making it easier for disabled patients to take care of themselves.

[0004] Among the existing technologies, most wheelchair beds have simple functions and limited nursing functions, and cannot meet the daily self-care needs of patients. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a wheelchair bed and a self-service care system, aiming to solve the technical problem in the prior art that the wheelchair bed cannot meet the daily self-service care needs of patients.

[0006] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a wheelchair bed, comprising a wheelchair device and a bed body, the wheelchair device comprising a main frame, a moving assembly arranged on one side of the bottom of the main frame, a backrest assembly and a leg drop assembly arranged on opposite sides of the main frame; the backrest assembly comprises a backrest bracket hingedly arranged on one side of the main frame, a backrest board arranged on the backrest bracket, and a first adjustment mechanism arranged between the backrest bracket and the main frame, the first adjustment mechanism is used to drive the backrest bracket to move relative to the main frame so that the support surface of the main frame and the support surface of the backrest bracket are located in the same plane; the backrest board comprises a first backboard, and a second backboard and a third backboard respectively hingedly arranged on opposite sides of the first backboard; the bed body and the wheelchair device The wheelchair device is detachably arranged, and a receiving groove corresponding to the wheelchair device is provided on the bed body, and the receiving groove includes a first receiving groove corresponding to the main frame, and a second receiving groove and a third receiving groove respectively corresponding to the leg drop assembly and the backrest assembly, and the backrest assembly also includes a turning mechanism, and the turning mechanism includes a fixed frame fixed to one side of the third receiving groove, an adjusting rod rotatably arranged on the fixed frame, and an ejection frame fixed to the adjusting rod, the ejection frame includes a rotating plate, and top plates respectively arranged on opposite sides of the rotating plate, and a pulley is provided on the side of the top plate away from the rotating plate, and the turning mechanism also includes a driving mechanism, and the driving mechanism includes a driving motor fixed to one side of the fixed frame, and a transmission mechanism arranged between the driving motor and the adjusting rod.

[0007] Compared with the prior art, the beneficial effect of the utility model lies in: by setting a wheelchair device and a bed body, the wheelchair device includes a backrest assembly and a leg drop assembly, the backrest assembly includes a backrest bracket hingedly arranged on one side of the main frame, and a first adjustment mechanism. The first adjustment mechanism can not only facilitate the assembly and combination of the wheelchair device and the bed body, but also facilitate the patient to lift his back. At the same time, the backrest plate includes a first backboard, and a second backboard and a third backboard respectively hingedly arranged on both sides of the first backboard. By providing a turning over mechanism, it can be convenient for the patient to turn over, meeting the patient's needs for use in multiple scenarios.

[0008] According to one aspect of the above technical solution, the moving component includes a walking wheel arranged on one side of the main frame, a driving motor for driving the walking wheel to rotate, a braking module arranged corresponding to the driving motor, and a circuit control module for controlling the driving motor. The bed body includes a top frame, and side frames respectively arranged on opposite sides of the top frame, and the side frames include a first side plate fixed to one side of the top frame and a second side plate slidably arranged on one side of the first side plate.

[0009] According to one aspect of the above technical solution, the mobile component also includes a control module connected to the circuit control module, and the control module includes one or more of a voice control module, an infrared control module, and a joystick sensor module.

[0010] According to one aspect of the above technical solution, the leg dropping assembly includes a leg dropping bracket hingedly arranged on one side of the main frame, and a second adjustment mechanism arranged between the leg dropping bracket and the main frame. A leg exercise frame is also provided on the leg dropping bracket. The second adjustment mechanism is used to drive the leg dropping bracket to move relative to the main frame so that the support surface of the main frame and the support surface of the leg dropping bracket are located in the same plane.

[0011] According to one aspect of the above technical solution, the leg support includes a first support hingedly arranged on one side of the main frame, and a second support hingedly arranged on a side of the first support away from the main frame, a first connecting rod is rotatably arranged at one end of the main frame, a second connecting rod is hingedly arranged at one end of the first connecting rod, and the second connecting rod is connected to the second support.

[0012] According to one aspect of the above technical solution, the second adjustment mechanism includes a telescopic rod disposed on one side of the main frame, and a movable end of the telescopic rod is connected to the first connecting rod.

[0013] According to one aspect of the above technical solution, the backrest plate further includes a first electromagnetic lock disposed between the first backplate and the second backplate, and a second electromagnetic lock disposed between the first backplate and the third backplate.

[0014] According to one aspect of the above technical solution, the first adjustment mechanism includes a recliner fixed to the lower side of the backrest bracket, a sliding rod is provided on the side of the backrest bracket away from the main frame, a slider is slidably provided on the sliding rod, a connecting rod is provided on the slider, and one end of the recliner is connected to the connecting rod.

[0015] According to one aspect of the above technical solution, the main frame includes a support frame, and storage cabinets arranged on opposite sides of the support frame, the storage cabinets are provided with armrests, the armrests include pull rods slidably arranged in the storage cabinets, and an armrest box arranged between the two pull rods, and the electric wheelchair control lever and operation panel are installed on the armrest box.

[0016] On the other hand, the utility model also provides a self-care system, including the wheelchair bed in the above technical solution, and the self-care system also includes:

[0017] A toilet device, the toilet device comprising a toilet body disposed on one side of the main frame, the toilet body comprising a waste discharge port;

[0018] The main frame includes a bottom frame for fixing the moving assembly, a support frame arranged opposite to the bottom frame, and a seat cushion arranged on the upper side of the toilet body, and the support frame is provided with an avoidance groove arranged corresponding to the seat cushion. The self-care system also includes:

[0019] A lifting mechanism, the lifting mechanism comprising a mounting frame arranged outside the toilet body, and a screw lifting mechanism arranged inside the mounting frame, wherein a movable end of the screw lifting mechanism is connected to the toilet body;

[0020] The moving-out mechanism comprises a screw translation mechanism arranged on one side of the toilet body, and the movable end of the screw translation mechanism is connected to the seat cushion. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 It is a partial structural schematic diagram of a wheelchair bed in the first embodiment of the utility model;

[0023] Figure 2 It is a partial structural diagram of the moving assembly and the main frame in the first embodiment of the utility model;

[0024] Figure 3 This is a schematic structural diagram of a wheelchair device in the first embodiment of the utility model;

[0025] Figure 4It is a partial structural schematic diagram of a wheelchair device in the first embodiment of the utility model;

[0026] Figure 5 This is a schematic diagram of the structure of the driving mechanism in the first embodiment of the utility model;

[0027] Figure 6 This is a structural schematic diagram of a toilet device in the second embodiment of the utility model;

[0028] Figure 7 This is a schematic diagram of the internal structure of the toilet device in the second embodiment of the utility model.

[0029] Description of main component symbols:

[0030] A main frame 10, a base frame 10a, a support frame 10b, an avoidance groove 10c, a seat cushion 10d, an armrest box 11, a pull rod 12, an operating panel 13, an electric wheelchair joystick 14, a moving component 20, a backrest component 30, a backrest bracket 31, a sliding rod 32, a slider 33, a connecting rod 34, a fixing frame 35, an adjustment rod 36, a rotating plate 37, a top plate 38, a pulley 39, a driving motor 310, a first back plate 311, a second back plate 312, a third back plate 313, a leg drop component 40, a first bracket 41, a second bracket 42, a first connecting rod 43, a second connecting rod 44, a telescopic rod 45, a leg exercise frame 46, a bed body 50, a mounting frame 61, a toilet body 62, a screw translation mechanism 63, a waste outlet 64, and a screw lifting mechanism 65. DETAILED DESCRIPTION

[0031] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. A plurality of embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0032] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0034] See also Figures 1 to 5 , shown is a wheelchair bed in the first embodiment of the utility model, comprising:

[0035] The wheelchair device includes a main frame 10, a moving assembly 20 arranged on one side of the bottom of the main frame 10, and a backrest assembly 30 and a leg drop assembly 40 arranged on two opposite sides of the main frame 10.

[0036] The backrest assembly 30 includes a backrest bracket 31 hingedly arranged on one side of the main frame 10, a backrest plate arranged on the backrest bracket 31, and a first adjustment mechanism arranged between the backrest bracket 31 and the main frame 10, wherein the first adjustment mechanism is used to drive the backrest bracket 31 to move relative to the main frame 10 so that the support surface of the main frame 10 and the support surface of the backrest bracket 31 are located in the same plane.

[0037] Preferably, in this embodiment, the wheelchair is also provided with a safety belt and an airbag for preventing rollover.

[0038] Preferably, in this embodiment, the first adjustment mechanism includes a recliner fixed to the lower side of the backrest bracket 31, and a sliding bar 32 is provided on the side of the backrest bracket 31 away from the main frame 10, and a slider 33 is slidably provided on the sliding bar 32, and a connecting rod 34 is provided on the slider 33, and one end of the recliner is connected to the connecting rod 34. Specifically, in this embodiment, the recliner is arranged on one side of the lower part of the backrest bracket 31, which is equivalent to moving the rotation axis downward. Compared with the method of directly setting the recliner at the hinge, by setting the sliding bar 32 and the slider 33, the backrest bracket 31 and the sliding bar 32 can form a parallelogram, and the slider 33 is pushed by the recliner to complete the rotation action of the backrest board, which can avoid the recliner extending out of the outer side of the support frame 10b board surface, and reduce the foreign body sensation when the patient lies flat. In addition, the recliner can refer to the electric recliner of the car seat, which will not be described in detail here.

[0039] Furthermore, in the present embodiment, the backrest plate includes a first backrest plate 311, and a second backrest plate 312 and a third backrest plate 313 respectively hingedly arranged on opposite sides of the first backrest plate 311, the backrest assembly 30 also includes a turning mechanism, the turning mechanism includes a fixing frame 35 fixed to one side of the third receiving groove, an adjusting rod 36 rotatably arranged on the fixing frame 35, and an ejection frame fixed on the adjusting rod 36, the ejection frame includes a rotating plate 37, and a top plate 38 respectively arranged on opposite sides of the rotating plate 37, a pulley 39 is provided on the side of the top plate 38 away from the rotating plate 37, the turning mechanism also includes a driving mechanism, the driving mechanism includes a driving motor 310 fixed to one side of the fixing frame 35, and a transmission mechanism arranged between the driving motor 310 and the adjusting rod 36. For ease of understanding, the ejection frame, the adjustment rod 36, and the ejection frame including the top plates 38 disposed on both sides of the adjustment rod 36 are equivalent to a seesaw structure, and the top plates 38 are pressed against the second back plate 312 or the third back plate 313 to achieve turning over in different directions. The transmission mechanism uses a gear set to achieve transmission between the motor output rod and the adjustment rod 36. In other embodiments, a worm gear mechanism may also be used. In this embodiment, the drive motor 310 uses a DC reduction motor with a worm gear reduction mechanism to achieve power-off self-locking and improve safety.

[0040] Preferably, in this embodiment, the backrest plate further includes a first electromagnetic lock disposed between the first backrest plate 311 and the second backrest plate 312, and a second electromagnetic lock disposed between the first backrest plate 311 and the third backrest plate 313. When turning over on one side is required, the first backrest plate 311 and the second backrest plate 312 are locked by the first electromagnetic lock, or the first backrest plate 311 and the third backrest plate 313 are locked by the second electromagnetic lock, so that the force contact surface between the backrest plate and the patient can be increased when turning over, so as to facilitate the patient to turn over. In addition, in this embodiment, the backrest plate is provided in two layers, and the two layers of backrest plates are fixed at the edges by limit blocks. In addition, two permanent magnet blocks are provided between the two layers of backrest plates, and a groove is designed on the turning backrest plate, and a corresponding convex block is designed on the backrest plate. On the one hand, it prevents the two layers of backrest from falling off in layers when the back is raised, and on the other hand, it prevents the side of the backrest plate that does not move during turning over from slipping laterally due to instability and causing dislocation. The turning mechanism is installed on the bed body 50 to reduce the weight of the wheelchair device and simplify the structure of the wheelchair device to a certain extent.

[0041] In this embodiment, the leg rest assembly 40 includes a leg rest support hingedly arranged on one side of the main frame 10, and a second adjustment mechanism arranged between the leg rest support and the main frame 10. The leg rest support is also provided with a leg exercise frame 46. The second adjustment mechanism is used to drive the leg rest support to move relative to the main frame 10 so that the support surface of the main frame 10 and the support surface of the leg rest support are located in the same plane. By providing the leg rest support, it is convenient for patients to train their legs and soak / wash their feet.

[0042] Specifically, in this embodiment, the leg support includes a first support 41 hingedly provided on one side of the main frame 10, and a second support 42 hingedly provided on the side of the first support 41 away from the main frame 10, one end of the main frame 10 is rotatably provided with a first connecting rod 43, one end of the first connecting rod 43 is hingedly provided with a second connecting rod 44, the second connecting rod 44 is connected to the second support 42, and the second adjustment mechanism includes a telescopic rod 45 provided on one side of the main frame 10, and the movable end of the telescopic rod 45 is connected to the first connecting rod 43.

[0043] The bed 50 is detachably provided with the wheelchair device, and a receiving groove corresponding to the wheelchair device is provided on the bed 50, and the receiving groove includes a first receiving groove corresponding to the main frame 10, and a second receiving groove and a third receiving groove respectively corresponding to the leg drop assembly 40 and the backrest assembly 30. In some application scenarios of the present embodiment, when the wheelchair device is moved to one side of the bed 50 by the moving assembly 20, the backrest bracket 31 and the leg drop bracket can be swung to the same plane of the main frame 10 by providing the first adjustment mechanism and the second adjustment mechanism, so as to fill the first receiving groove, the second receiving groove and the third receiving groove to form a complete support surface of the bed 50.

[0044] Preferably, in this embodiment, a pull rope is further provided on one side of the bed body 50 , and the pull rope is used for the patient to perform upper limb training.

[0045] Specifically, in this embodiment, the main frame 10 includes a support frame 10b, and lockers arranged on opposite sides of the support frame 10b, and the lockers are provided with armrests, and the armrests include two pull rods 12 respectively slidably arranged on opposite sides of the lockers, and an armrest box 11 arranged between the two pull rods 12, and the armrest box 11 is provided with an operation panel 13, and the operation panel 13 is provided with control buttons. In some application scenarios of this embodiment, the operation panel 13 is used to control modular mounted equipment such as smart toilets. Preferably, in this embodiment, the armrest box 11 is also provided with an electric wheelchair control lever 14.

[0046] Furthermore, the main frame 10 is equivalent to the chair part of the wheelchair device. In the present embodiment, the seat height, i.e., the height of the supporting surface of the support frame 10b is 400mm-500mm; the seat width, i.e., the distance between the support frame 10b and the two armrests is 400mm-500mm; the seat depth, i.e., the distance between the support frame 10b and the backrest is 400mm-500mm; when in use, the height of the armrest relative to the support frame 10b is 200mm-290mm; the height of the backrest bracket 31 is 600mm-720mm; further, in the present embodiment, the height of the backrest bracket 31 is 720mm, the seat depth is 500mm, and the seat height is 460mm.

[0047] Specifically, in this embodiment, the armrest can refer to the structure of a suitcase with a trolley case. The armrest can slide in a vertical plane by using the pull rod 12. The button on the operation panel 13 can control the locking block at one end of the pull rod 12 to slide to the slot position for fixation.

[0048] In addition, in the present embodiment, the above-mentioned moving component 20 includes a running wheel arranged on one side of the main frame 10, a driving motor 310 for driving the running wheel to rotate, and a circuit control module for controlling the driving motor 310; the moving component 20 also includes a control module connected to the circuit control module, and the control module includes one or more of a voice control module, an infrared control module, and a rocker sensor module. Preferably, in the present embodiment, the bed body includes a top frame, and side frames respectively arranged on opposite sides of the top frame, and the side frames include a first side panel fixed to one side of the top frame and a second side panel slidably arranged on one side of the first side panel. By providing a retractable side frame and sliding the second side panel to one side of the first side panel, the electric wheelchair can be easily entered and exited.

[0049] Specifically, the walking wheel adopts a Mecanum wheel; the infrared control module includes an infrared remote control module, including an infrared receiving head and a remote control. The infrared remote control is decoded to obtain the key values ​​corresponding to the 17 buttons on the infrared remote control. The program can be written according to the key values. Each button on the remote control has a different key value, so different functions can be realized.

[0050] The infrared control module also includes an infrared tracking module to realize the positioning of the wheelchair device and the bed 50. The infrared tracking module adopts a TCRT5000L 5-way tracking infrared sensor, and the specific parameters are: working voltage: 3.3V to 5V, output mode: digital signal, measurement distance: 1-1.5CM, detection probe: TCRT5000L;

[0051] The above voice control module uses the voice module SU-03T. The SU-03T module needs to be equipped with a microphone, a speaker, a power cord, and a CH340 serial port tool to connect to the computer. You can use voice to control the car's forward, backward, left turn, right turn, stop and other functions;

[0052] The joystick sensor module uses a dual-axis joystick sensor module with (X, Y) 2-axis analog output and (Z) 1-way button digital output. It can control the x, y, and z values ​​of the input joystick module and realize a certain function under specific values. It can be regarded as a combination of a button and a potentiometer. In the specific design, the acceleration of the smart wheelchair is related to the size of the potentiometer. The user can toggle the joystick. The larger the toggle amplitude, the faster the speed.

[0053] In addition, the above-mentioned control module can also include a button module arranged on one side of the above-mentioned armrest. The button module can adopt a 4X4 matrix module. Each button can realize a function. During the specific design, it is adjusted according to the code, including back raising, foot lifting, bed retraction rod movement and other functions.

[0054] Furthermore, the mobile component 20 also includes an obstacle avoidance module, which uses an HC-SR04 ultrasonic module, VCC, Trig (control end), Echo (receiving end), and GND; by setting the obstacle avoidance module, collisions can be avoided when the wheelchair enters or exits the bed 50.

[0055] In summary, the wheelchair bed in the above-mentioned embodiment of the utility model is provided with a wheelchair device and a bed body 50. The wheelchair device includes a backrest assembly 30 and a leg drop assembly 40. The backrest assembly 30 includes a backrest bracket 31 hingedly arranged on one side of the main frame 10, and a first adjustment mechanism. The first adjustment mechanism can not only facilitate the assembly and combination of the wheelchair device and the bed body 50, but also facilitate the patient to lift his back. At the same time, the backrest plate includes a first backplate 311 and a second backplate 312 and a third backplate 313 respectively hingedly arranged on both sides of the first backplate 311. By providing a turning mechanism, it can be convenient for the patient to turn over, thereby meeting the patient's needs for use in multiple scenarios.

[0056] like Figure 6-Figure 7 As shown, the second embodiment of the utility model provides a self-care system, including the wheelchair bed in the above embodiment, and the self-care system also includes:

[0057] A toilet device, the toilet device includes a toilet body 62 disposed on one side of the main frame 10, and the toilet body 62 includes a waste discharge port 64;

[0058] The main frame 10 includes a base frame 10a for fixing the moving assembly 20, a support frame 10b arranged opposite to the base frame 10a, and a seat cushion 10d arranged on the upper side of the toilet body 62, and an avoidance groove 10c corresponding to the seat cushion 10d is opened on the support frame 10b. The self-care system also includes:

[0059] A lifting mechanism, the lifting mechanism comprising a mounting frame 61 disposed outside the toilet body 62, and a screw lifting mechanism 65 disposed inside the mounting frame 61, wherein a movable end of the screw lifting mechanism 65 is connected to the toilet body 62;

[0060] The moving-out mechanism includes a screw translation mechanism 63 disposed on one side of the toilet body 62, and the movable end of the screw translation mechanism 63 is connected to the seat cushion 10d.

[0061] In some application scenarios of this embodiment, when the patient needs to go to the toilet, the toilet body 62 and the seat cushion 10d are moved downward by the above-mentioned screw lifting mechanism 65, driving the seat cushion 10d to move to the lower side of the avoidance groove 10c, and then the seat cushion 10d is moved to the outside of the avoidance groove 10c by the screw translation mechanism 63. Further, the toilet body 62 is lifted to the side close to the avoidance groove 10c by the screw lifting mechanism 65, so that the excrement outlet 64 is aligned with the avoidance groove 10c, which is convenient for the patient to go to the toilet.

[0062] Specifically, in this embodiment, the toilet device further includes drying, deodorizing, excrement packaging and other mechanisms to further improve the practicality of the self-care system. In some application scenarios of this embodiment, the display screen and control panel on the armrest can control various functions of the smart toilet.

[0063] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0064] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, various modifications and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A wheelchair bed, characterized in that: include: A wheelchair device, comprising a main frame, a moving assembly arranged on one side of the bottom of the main frame, and a backrest assembly and a leg rest assembly arranged on opposite sides of the main frame; The backrest assembly includes a backrest bracket hingedly arranged on one side of the main frame, a backrest plate arranged on the backrest bracket, and a first adjustment mechanism arranged between the backrest bracket and the main frame, the first adjustment mechanism is used to drive the backrest bracket to move relative to the main frame so that the support surface of the main frame and the support surface of the backrest bracket are located in the same plane; The backrest plate includes a first back plate, and a second back plate and a third back plate respectively hingedly arranged on opposite sides of the first back plate; A bed body, wherein the bed body and the wheelchair device are detachably arranged, and a receiving groove corresponding to the wheelchair device is opened on the bed body, and the receiving groove includes a first receiving groove corresponding to the main frame, and a second receiving groove and a third receiving groove respectively corresponding to the leg drop assembly and the backrest assembly, and the backrest assembly also includes a turning mechanism, and the turning mechanism includes a fixed frame fixed to one side of the third receiving groove, an adjusting rod rotatably arranged on the fixed frame, and an ejection frame fixed to the adjusting rod, the ejection frame includes a rotating plate, and top plates respectively arranged on opposite sides of the rotating plate, and a pulley is provided on the side of the top plate away from the rotating plate, and the turning mechanism also includes a driving mechanism, and the driving mechanism includes a driving motor fixed to one side of the fixed frame, and a transmission mechanism arranged between the driving motor and the adjusting rod.

2. The wheelchair bed according to claim 1, characterized in that: The moving component includes a walking wheel arranged on one side of the main frame, a driving motor for driving the walking wheel to rotate, a braking module arranged corresponding to the driving motor, and a circuit control module for controlling the driving motor. The bed body includes a top frame and side frames respectively arranged on opposite sides of the top frame. The side frames include a first side plate fixed to one side of the top frame and a second side plate slidably arranged on one side of the first side plate.

3. The wheelchair bed according to claim 2, characterized in that: The mobile component also includes a control module connected to the circuit control module, and the control module includes one or more of a voice control module, an infrared control module, and a joystick sensor module.

4. The wheelchair bed according to claim 1, characterized in that: The leg drop assembly includes a leg drop bracket hingedly arranged on one side of the main frame, and a second adjustment mechanism arranged between the leg drop bracket and the main frame. A leg exercise frame is also provided on the leg drop bracket. The second adjustment mechanism is used to drive the leg drop bracket to move relative to the main frame so that the support surface of the main frame and the support surface of the leg drop bracket are located in the same plane.

5. The wheelchair bed according to claim 4, characterized in that: The leg support includes a first support hingedly arranged on one side of the main frame, and a second support hingedly arranged on a side of the first support away from the main frame. A first connecting rod is rotatably arranged at one end of the main frame, and a second connecting rod is hingedly arranged at one end of the first connecting rod, and the second connecting rod is connected to the second support.

6. The wheelchair bed according to claim 5, characterized in that: The second adjustment mechanism includes a telescopic rod disposed on one side of the main frame, and a movable end of the telescopic rod is connected to the first connecting rod.

7. The wheelchair bed according to claim 1, characterized in that: The backrest plate further includes a first electromagnetic lock disposed between the first back plate and the second back plate, and a second electromagnetic lock disposed between the first back plate and the third back plate.

8. The wheelchair bed according to claim 1, characterized in that: The first adjustment mechanism includes a recliner fixed to the lower side of the backrest bracket, a sliding rod is provided on the side of the backrest bracket away from the main frame, a slider is slidably provided on the sliding rod, a connecting rod is provided on the slider, and one end of the recliner is connected to the connecting rod.

9. The wheelchair bed according to claim 1, characterized in that: The main frame includes a support frame and storage cabinets arranged on opposite sides of the support frame. The storage cabinets are provided with armrests. The armrests include pull rods slidably arranged in the storage cabinets and an armrest box arranged between the two pull rods. The armrest box is equipped with an electric wheelchair control lever and an operation panel.

10. A self-care system, characterized in that: The wheelchair bed according to any one of claims 1 to 9, wherein the self-care system further comprises: A toilet device, the toilet device comprising a toilet body disposed on one side of the main frame, the toilet body comprising a waste discharge port; The main frame includes a bottom frame for fixing the moving assembly, a support frame arranged opposite to the bottom frame, and a seat cushion arranged on the upper side of the toilet body, and the support frame is provided with an avoidance groove arranged corresponding to the seat cushion. The self-care system also includes: A lifting mechanism, the lifting mechanism comprising a mounting frame arranged outside the toilet body, and a screw lifting mechanism arranged inside the mounting frame, wherein a movable end of the screw lifting mechanism is connected to the toilet body; The moving-out mechanism comprises a screw translation mechanism arranged on one side of the toilet body, and the movable end of the screw translation mechanism is connected to the seat cushion.

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