Folding electric wheelchair with lying and pedestal pan functions

Abstract

The utility model discloses a folding electric wheelchair with lying and pedestal pan functions. A folding electric wheelchair with lying and pedestal pan functions comprises a frame, crossed connecting rods are arranged in the frame, a pedestal pan plate and a seat cushion are detachably mounted on the upper portion of the frame, and a backrest assembly capable of rotating by a certain angle is hinged to the rear end of the upper portion of the frame. A foot support assembly capable of rotating by a certain angle is hinged to the front end of the upper portion of the frame, armrest assemblies are arranged on the left side and the right side of the frame, a table plate assembly, an infusion assembly and a control assembly are detachably arranged on the armrest assemblies, and steering wheels are arranged at the front end of the bottom of the frame. Driving wheels are arranged at the rear end of the bottom of the frame, and the control assembly and the driving wheels are connected together. The nursing bed is favorable for reducing the workload of nursing personnel, can meet the daily requirements of patients as much as possible, and is favorable for increasing the confidence of the patients.

Description

Technical Field

[0001] The utility model relates to the technical field of medical auxiliary equipment, and in particular to a foldable electric wheelchair with lying and toilet functions, which is beneficial to reducing the workload of nursing staff, can meet the daily needs of patients as much as possible, and is beneficial to increasing the self-confidence of patients. Background Art

[0002] A wheelchair is a chair with wheels that can help replace walking. It is an important means of transportation for the injured, sick and disabled for home rehabilitation, transportation, medical treatment and outdoor activities. A wheelchair not only meets the transportation needs of the physically disabled and those with mobility difficulties, but more importantly, it makes it easier for family members to move and care for the patients, allowing them to use wheelchairs for physical exercise and participate in social activities.

[0003] At present, there are many kinds of wheelchairs on the market, which can be divided into standard wheelchairs, nursing wheelchairs, toilet chairs, cerebral palsy chairs, sports wheelchairs, load-bearing wheelchairs, auxiliary standing wheelchairs, airplane wheelchairs, beach wheelchairs, etc. Although the existing wheelchairs can meet the needs of patients to a certain extent, the functions of various types of wheelchairs are relatively single, and they often only have better advantages in one aspect. When using them, patients still cannot cope with various situations well due to the limitations of the wheelchair functions, and it is not very convenient to use; the patent name is a foldable electric lightweight wheelchair, the patent number is ZL201710267746.2, and the publication date is 2017-07-21. The Chinese utility model patent includes a handle, a support frame, a cushion, an armrest, a safety belt, a seat cushion, a folding support frame, a battery box, a universal wheel, a foot pedal, a music handle, a power cord, a power connector, a USB port, a volume port, a shell, a switch button, and an armrest is provided on the right side of the cushion. The beneficial effects of the present invention are as follows: the music handle provided in the present invention uses the power cord to generate electric energy, the user can import the playback file through the USB port, and start it through the switch button, and the volume port can play the music file, providing the user with music appreciation, effectively increasing the novelty of the wheelchair and increasing the functionality. However, although the patent provides a folding support frame for easy carrying and storage, and also provides a music handle, a USB port, a volume port, etc. to provide certain entertainment items for patients, patients with mobility impairment, lower limb disorders, etc., need to use wheelchairs frequently and for a long time, and they will naturally handle daily and work affairs in wheelchairs, and the patent lacks structures and components that can support the patient's movements in the wheelchair, which is very inconvenient to use.

[0004] How to solve the above problems has become a technical problem that needs to be solved urgently. Utility Model Content

[0005] The utility model aims to provide a foldable electric wheelchair with lying and toilet functions, which is conducive to reducing the workload of nursing staff, can meet the daily needs of patients as much as possible and is conducive to increasing the self-confidence of patients.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The utility model provides a foldable electric wheelchair with lying flat and toilet functions, comprising a frame, a cross-type connecting rod is arranged inside the frame, a toilet board and a seat cushion are detachably mounted on the upper part of the frame, a backrest assembly capable of rotating to a certain angle is hinged at the upper rear end of the frame, a footrest assembly capable of rotating to a certain angle is hinged at the upper front end of the frame, armrest assemblies are arranged on the left and right sides of the frame, a table board assembly, an infusion assembly and a control assembly are detachably mounted on the armrest assemblies, a steering wheel is arranged at the bottom front end of the frame, a driving wheel is arranged at the bottom rear end of the frame, and the control assembly and the driving wheel are connected together.

[0008] Furthermore, the frame includes a pair of symmetrically arranged underframes, a steering wheel support rod is provided at the front ends of the two underframes, a driving wheel support rod is provided at the upper rear ends of the two underframes, the connecting rod is correspondingly arranged between the two steering wheel support rods and the driving wheel support rod, and the upper ends of the steering wheel support rod and the driving wheel support rod are correspondingly connected together through a seat cushion support rod, the two seat cushion support rods are connected together through a first hinge rod, the toilet board and the seat cushion are detachably mounted on the seat cushion support rod, the armrest assembly is correspondingly arranged on the outer end surfaces of the two seat cushion support rods, the footrest assembly is correspondingly hingedly connected to the front ends of the seat cushion support rods, the backrest assembly is correspondingly hingedly connected to the rear ends of the seat cushion support rods, the steering wheel is arranged at the lower end of the steering wheel support rod, and the driving wheel is arranged at the lower end of the driving wheel support rod.

[0009] Furthermore, a fixing groove is provided at the upper end of the seat cushion support rod, a fixing block that can be matched and connected with the fixing groove is provided at the bottom of the toilet board and the seat cushion, and a pull ring is provided on the side of the toilet board and the seat cushion, and a movable groove that can be matched and connected with the connecting rod is provided in the vertical direction on the inner side of the two steering wheel support rods and the driving wheel support rod, wherein one end of the connecting rod is connected to the seat cushion support rod and the movable groove on one side respectively, and the other end of the connecting rod is connected to the seat cushion support rod and the movable groove on the other side respectively.

[0010] Furthermore, the backrest assembly includes a pair of backrest support rods, which are respectively hingedly connected to both sides of the upper rear end of the seat cushion support rod, a second hinged rod is provided between the two backrest support rods, a head support rod is telescopically provided at the front ends of the two backrest support rods, an adjusting nut is provided on the backrest support rod, a backrest is connected between the two backrest support rods and two head support rods, a telescopic foot support is provided on the rear side of the backrest support rod near the seat cushion support rod, a handle is provided at the upper end of the head support rod, a third hinged rod is provided between the two head support rods, and a telescopic support rod capable of contacting the ground is provided on the rear side of the head support rod near the handle.

[0011] Furthermore, the first articulated rod, the second articulated rod and the third articulated rod all adopt an articulated four-bar structure, a connecting belt capable of hanging an external storage bag is provided on the back side of the third articulated rod, a limiting groove capable of correspondingly cooperating with the telescopic foot support is provided on the upper rear end of the base frame, a driving wheel mounting seat with a motor is provided at the lower end of the driving wheel support rod, the driving wheel is arranged on the motor output shaft at the front end of the driving wheel mounting seat, and the control component is connected to the driving wheel via the driving wheel mounting seat.

[0012] Furthermore, the armrest assembly includes an armrest support frame that can be connected to the seat cushion support rod, the lower end of the armrest support frame is connected to the driving wheel mounting seat, and an armrest is provided at the upper end of the armrest support frame, the table board assembly and the control assembly are correspondingly detachably mounted on the front end of the armrest, and the infusion assembly is correspondingly detachably mounted on the outer side of the armrest support frame.

[0013] Furthermore, the table top assembly includes a table top mounting seat that can be threadedly connected to the front end of the armrest, and a table top is hingedly provided at the front end of the table top mounting seat. The control assembly includes a joystick mounting seat with a joystick button that can be threadedly connected to the front end of the armrest, and a joystick is provided on the joystick mounting seat, and the joystick is connected to the driving wheel via the driving wheel mounting seat.

[0014] Furthermore, the control component also includes a battery correspondingly arranged on the side of the seat cushion support rod, wherein the upper end of the battery is connected to the seat cushion support rod, the lower end of the battery is connected to the base frame, and the control lever, drive wheel mounting seat, and drive wheel are all connected together with the base frame.

[0015] Furthermore, the infusion assembly includes an infusion pole fixing seat that can be detachably mounted together with the armrest support frame, and a telescopic infusion pole is threadedly mounted on the front end of the infusion pole fixing seat.

[0016] Furthermore, the footrest assembly includes a footrest support rod that can be hingedly connected to the front end of the seat cushion support rod, a footrest mounting seat is provided at the front end of the footrest support rod, a footrest is provided at the front end of the footrest mounting seat, a leg support belt is detachably installed between the two footrest support rods, a telescopic support foot is provided at the rear part of the footrest support rod near the footrest mounting seat, and a support platform capable of supporting the telescopic support foot is provided on one side surface of the lower end of the steering wheel support rod near the telescopic support foot.

[0017] Due to the adoption of the above structure, the utility model has the following beneficial effects:

[0018] The utility model discloses a foldable electric wheelchair with lying flat and toilet functions. The seat cushion and toilet board can be detachably mounted on the frame, so that the seat cushion or toilet board can be replaced and used according to the situation, which is convenient for patients to go to the toilet. The infusion component arranged on the armrest component can facilitate the patients to complete the infusion treatment. At the same time, the patients can control the operation of the driving wheel with the help of the control component, which is convenient for the patients to move. The table board component arranged on the armrest component can help the patients to handle daily affairs, work and the like, and meet the daily needs of the patients as much as possible, reduce the influence of the disease on the daily life of the patients, and enhance the self-confidence of the patients. The footrest component and the backrest component can The foldable electric wheelchair can be unfolded and laid flat, so that the frame, the footrest assembly and the backrest assembly are combined to form a supporting structure that can support the patient to lie flat. There is no need to move the patient to the bed, which reduces the workload of the nursing staff, is conducive to the patient's rest, and increases the patient's comfort. After the toilet board or the seat cushion is removed, the frame can be folded through the cross-type connecting rods, which is conducive to folding and placing it in the trunk of the vehicle for easy storage and carrying. Therefore, the utility model is a foldable electric wheelchair with lying flat and toilet functions, which is conducive to reducing the workload of the nursing staff, can meet the daily needs of the patient as much as possible and is conducive to increasing the patient's self-confidence.

[0019] The present invention will become more clear through the following description in conjunction with the accompanying drawings, which are used to explain the embodiments of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 It is a front view of a foldable electric wheelchair with lying flat and toilet functions according to the utility model;

[0022] Figure 2 for Figure 1 Schematic diagram of the structure after the middle backrest is disassembled;

[0023] Figure 3 It is a right view of a foldable electric wheelchair with lying flat and toilet functions according to the utility model;

[0024] Figure 4 for Figure 3 A schematic diagram of the structure after the middle backrest assembly and the footrest assembly are unfolded and laid flat;

[0025] Figure 5 It is a left view of the utility model;

[0026] Figure 6 It is a top view of the utility model;

[0027] Figure 7 It is a front view of the frame of the utility model;

[0028] Figure 8 for Figure 7 Cross-section along the AA direction;

[0029] Fig. 9 It is a top view of the frame of the utility model;

[0030] Fig.10 It is a front view of the seat cushion in the utility model;

[0031] Fig.11 A bottom view of the seat cushion of the utility model; and

[0032] Fig.12 It is a bottom view of the toilet seat in the utility model. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Please refer to Figure 1-12The utility model provides a foldable electric wheelchair with lying flat and toilet functions, comprising a frame 1, a cross-type connecting rod 11 is arranged in the frame 1, a toilet board 101 and a seat cushion 102 are detachably mounted on the upper part of the frame 1, a backrest assembly 4 that can rotate to a certain angle is hinged at the upper rear end of the frame 1, a footrest assembly 5 that can rotate to a certain angle is hinged at the upper front end of the frame 1, armrest assemblies 6 are arranged on the left and right sides of the frame 1, a table board assembly 7, an infusion assembly 8 and a control assembly 9 are detachably mounted on the armrest assembly 6, a steering wheel 2 is arranged at the bottom front end of the frame 1, a driving wheel 3 is arranged at the bottom rear end of the frame 1, and the control assembly 9 and the driving wheel 3 are connected together; the seat cushion 102 and the toilet board 101 can be detachably mounted on the frame 1, so that the seat cushion 102 or the toilet board 101 can be replaced and used according to the situation, which is convenient for patients to go to the toilet, and the armrest assembly 6 is arranged The infusion component 8 on the component 6 can facilitate the patient to complete the infusion treatment. At the same time, the patient can use the control component 9 to control the operation of the driving wheel 3 to facilitate the patient's movement. In addition, the table board component 7 set on the armrest component 6 helps the patient to handle daily life, work and other matters on the frame 1, try to meet the patient's daily needs, reduce the adverse effects of menstrual diseases on the patient's daily life, and enhance the patient's self-confidence. The footrest component 5 and the backrest component 4 are unfolded and laid flat respectively, so that the frame 1, the footrest component 5 and the backrest component 4 are combined to form a supporting structure that can support the patient to lie flat, without the need to move the patient to the bed, reducing the workload of the nursing staff, facilitating the patient's rest, and increasing the patient's comfort. After removing the toilet board 102 or the seat cushion 101, the frame 1 can be folded through the cross connecting rod 11, which is conducive to folding and placing it in the trunk of the vehicle for easy storage and carrying.

[0035] In the utility model, the frame 1 includes a pair of symmetrically arranged underframes 10, a steering wheel support rod 12 is provided at the front end of the two underframes 10, a driving wheel support rod 13 is provided at the upper part of the rear end of the two underframes 10, a connecting rod 11 is correspondingly arranged between the two steering wheel support rods 12 and the driving wheel support rod 13, and the upper ends of the steering wheel support rod 12 and the driving wheel support rod 13 are correspondingly connected together through a seat cushion support rod 14, and the two seat cushion support rods 14 are connected together through a first hinge rod 15, the toilet board 101 and the seat cushion 102 are detachably mounted on the seat cushion support rod 14, the armrest assembly 6 is correspondingly arranged on the outer end surface of the two seat cushion support rods 14, and the footrest assembly The component 5 is hingedly connected to the front end of the seat cushion support rod 14, and the backrest component 4 is hingedly connected to the rear end of the seat cushion support rod 14. The steering wheel 2 is arranged at the lower end of the steering wheel support rod 12, and the driving wheel 3 is arranged at the lower end of the driving wheel support rod 13; the first hinge rod 15 can support the seat cushion support rods 14 on both sides, and play a role in connecting and stabilizing the seat cushion support rods 14 when the seat cushion support rods 14 are folded close to each other. The toilet board 101, the seat cushion 102 and the seat cushion support rod 14 are detachably installed together, and are easy to replace. After the footrest component 5 and the backrest component 4 are unfolded and laid flat, they can be combined with the seat cushion support rod 14 to form a bed structure that supports the patient, which is beneficial for the patient to rest.

[0036] In the utility model, a fixing groove 140 is provided at the upper end of the seat support rod 14, a fixing block 103 capable of being connected with the fixing groove 140 is provided at the bottom of the toilet board 101 and the seat cushion 102, and a pull ring 104 is provided on the side of the toilet board 101 and the seat cushion 102, and a movable groove 105 capable of being connected with the connecting rod 11 is provided along the vertical direction on the inner side of the two steering wheel support rods 12 and the driving wheel support rod 13, wherein one end of the connecting rod 11 is connected to the seat support rod 14 and the movable groove 105 on one side. 05 are respectively connected together, and the other end of the connecting rod 11 is respectively connected together with the seat cushion support rod 14 and the movable groove 105 on the other side; the fixing groove 140 and the fixing block 103 can cooperate to install the toilet board 101 or the seat cushion 102 on the upper end of the seat cushion support rod 14, and the setting of the pull ring 104 is convenient for lifting the toilet board 101 or the seat cushion 102, and the loading and unloading are convenient. The connecting rod 11 with a cross structure can be extended or shortened, so as to realize the folding or unfolding of the seat cushion support rod 14 and the steering wheel support rod 12 arranged at both ends of the connecting rod 11.

[0037] In the utility model, the backrest assembly 4 includes a pair of backrest support rods 41, the backrest support rods 41 are respectively hingedly connected to both sides of the upper rear end of the seat cushion support rod 14, a second hinge rod 42 is provided between the two backrest support rods 41, a head support rod 43 is telescopically provided at the front ends of the two backrest support rods 41, an adjusting nut 44 is provided on the backrest support rod 41, a backrest 45 is connected between the two backrest support rods 41 and the two head support rods 43, a telescopic foot support 46 is provided on the rear side of the backrest support rod 41 close to the seat cushion support rod 14, a handle 47 is provided at the upper end of the head support rod 43, and a backrest 45 is connected between the two backrest support rods 41 and the two head support rods 43. A third hinged rod 48 is provided between the rods 43, and a telescopic support rod 49 capable of contacting the ground is provided on the rear side of the head support rod 43 near the handle 47; the second hinged rod 42 and the third hinged rod 48 can support the backrest support rod 41 and the head support rod 43 on both sides, and play a role in stabilizing the connection when the backrest support rod 41 and the head support rod 43 are folded close to each other. The extension length of the head support rod 43 can be controlled by adjusting the nut 44, so as to facilitate adaptation to the patient's height and improve comfort. After the backrest support rod 41 and the head support rod 43 are unfolded and laid flat, they can be supported and fixed by the telescopic support rod 49.

[0038] In the utility model, the first hinged rod 15, the second hinged rod 42 and the third hinged rod 48 all adopt an articulated four-bar structure, a connecting belt 481 capable of hanging an external storage bag is provided on the back of the third hinged rod 48, a limiting groove 106 capable of correspondingly cooperating with the telescopic foot support 46 is provided on the upper rear end of the base frame 10, a driving wheel mounting seat 131 with a motor is provided at the lower end of the driving wheel support rod 13, the driving wheel 3 is arranged on the motor output shaft at the front end of the driving wheel mounting seat 131, and the control component 9 is connected to the driving wheel 3 through the driving wheel mounting seat 131; the connecting belt 481 is convenient for hanging an external storage bag, the telescopic foot support 46 cooperates with the limiting groove 106 to support the backrest support rod 41, and the telescopic foot support 46 can also be elongated and extended to the driving wheel 3, which can limit the rotation of the driving wheel 3 and avoid large shaking when the patient lies flat to rest, and the motor in the driving wheel mounting seat 131 can adopt a reduction motor.

[0039] In the utility model, the armrest assembly 6 includes an armrest support frame 61 that can be connected to the seat cushion support rod 14, the lower end of the armrest support frame 61 is connected to the driving wheel mounting seat 131, and an armrest 62 is provided at the upper end of the armrest support frame 61. The table board assembly 7 and the control assembly 9 are correspondingly detachably mounted on the front end of the armrest 62, and the infusion assembly 8 is correspondingly detachably mounted on the outer side of the armrest support frame 61; the table board assembly 7 includes a table board mounting seat 71 that can be threadedly connected to the front end of the armrest 62, and a table board 72 is hinged at the front end of the table board mounting seat 71. The control assembly 9 includes a table board mounting seat 71 that can be threadedly connected to the front end of the armrest 62. The front end of the hand 62 is threadedly connected to a joystick mounting seat 91 with a joystick button, and a joystick 92 is arranged on the joystick mounting seat 91, and the joystick 92 is connected to the driving wheel 3 via the driving wheel mounting seat 131; the joystick 92 adopts a remote control structure, and the table board mounting seat 71 and the joystick mounting seat 91 can be installed at the front end of the corresponding armrest 62 according to the situation. The table board 72 is convenient for patients to use when handling daily affairs, work and the like, and can meet the daily needs of patients to a certain extent. The infusion component 8 can also be installed on the left or right armrest support frame 61 according to needs to facilitate infusion.

[0040] In the utility model, the control component 9 also includes a battery 93 correspondingly arranged on the side of the seat cushion support rod 14, wherein the upper end of the battery 93 is connected to the seat cushion support rod 14, the lower end of the battery 93 is connected to the base frame 10, and the control rod 92, the driving wheel mounting seat 131, and the driving wheel 3 are all connected to the base frame 10; the patient can control the rotation of the driving wheel 3 through the control rod 92 to facilitate movement.

[0041] In the utility model, the infusion assembly 8 includes an infusion rod fixing seat 81 which can be detachably mounted together with the armrest support frame 61, and a telescopic infusion rod 82 is threadedly mounted on the front end of the infusion rod fixing seat 81; the setting of the telescopic infusion rod 82 facilitates the completion of infusion treatment for the patient.

[0042] In the utility model, the footrest assembly 5 includes a footrest support rod 51 which can be hingedly connected to the front end of the seat cushion support rod 14, a footrest mounting seat 52 is provided at the front end of the footrest support rod 51, a footrest 53 is provided at the front end of the footrest mounting seat 52, a leg support belt 54 is detachably installed between the two footrest support rods 51, a telescopic support foot 55 is provided at the rear part of the footrest support rod 51 near the footrest mounting seat 52, and a support platform 121 capable of supporting the telescopic support foot 55 is provided on one side surface of the lower end of the steering wheel support rod 12 near the telescopic support foot 55; the patient can place his feet on the footrest 53 when sitting, and when the patient needs to lie down to rest, the footrest support rod 51 can be unfolded and laid flat to complete the support through the telescopic support foot 55.

[0043] When the utility model is used in practice, the toilet seat 101 or the seat cushion 102 can be installed according to the situation, which is convenient for the patient to go to the toilet and rest. When the patient needs infusion treatment, the infusion rod fixing seat 81 is installed on the armrest support frame 61 on the corresponding side, and then the telescopic infusion rod 82 is fixed in the infusion rod fixing seat 81, which is convenient to operate; when the patient needs to eat, read, write, etc., the table board mounting seat 7 is installed on the corresponding armrest 62 according to the situation, and then the table board 72 can be unfolded for normal use, which can meet the daily needs of the patient as much as possible and increase the patient's self-confidence; when the patient needs to move, the nursing staff can operate the handle 47 to push, or the patient can operate the control rod 92 located on the control rod mounting seat 91 by himself to move the position, which is convenient to use; when the patient needs to eat, read, write, etc., the table board mounting seat 7 is installed on the corresponding armrest 62 according to the situation, and then the table board 72 can be unfolded for normal use, which can meet the daily needs of the patient as much as possible and increase the patient's self-confidence; when the patient needs to move, the nursing staff can operate the handle 47 to push, or the patient can operate the control rod 92 on the control rod mounting seat 91 by himself to move the position, which is convenient to use; When the patient needs to lie down to rest, the connection between the telescopic foot support 46 and the limiting groove 106 is released, and then the back support rod 41 and the head support rod 43 are lowered and unfolded, and then the adjusting nut 44 is operated to adjust the length of the head support rod 43 and fix it, and the telescopic support rod 49 is extended to contact the ground and fix the height of the head support rod 43, and the telescopic foot support 46 is extended and extended to the driving wheel 3 and fixed, and then the foot support rod 51 is lifted and the height is fixed by the telescopic support foot 55, and finally the leg support belt 54 is installed on the telescopic support foot 55 and a cushion, pillow, etc. are placed on the backrest 45, and the patient can lie down to rest without moving the patient to other beds, thereby reducing the workload of nursing staff, facilitating the patient's rest, and increasing the patient's comfort.

[0044] The above describes the preferred embodiments of the utility model. It should be understood that the utility model is not limited to the above-mentioned specific implementation methods, and the devices and structures that are not described in detail should be understood to be implemented in a common manner in the art; any technician familiar with the art can use the above-disclosed methods and technical contents to make many possible changes and modifications to the technical solutions of the utility model without departing from the scope of the technical solution of the utility model, or modify them into equivalent embodiments of equivalent changes, which does not affect the essential content of the utility model. Therefore, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the utility model without departing from the content of the technical solution of the utility model still falls within the scope of protection of the technical solution of the utility model.

Claims

1. A foldable electric wheelchair with lying flat and toilet functions, characterized in that: The invention comprises a frame (1), wherein a cross-type connecting rod (11) is arranged inside the frame (1), a toilet seat (101) and a seat cushion (102) are detachably mounted on the upper part of the frame (1), a backrest assembly (4) which can rotate to a certain angle is hingedly connected at the upper rear end of the frame (1), a footrest assembly (5) which can rotate to a certain angle is hingedly connected at the upper front end of the frame (1), armrest assemblies (6) are arranged on both the left and right sides of the frame (1), a table board assembly (7), an infusion assembly (8) and a control assembly (9) are detachably mounted on the armrest assembly (6), a steering wheel (2) is arranged at the bottom front end of the frame (1), a driving wheel (3) is arranged at the bottom rear end of the frame (1), and the control assembly (9) and the driving wheel (3) are connected together.

2. A foldable electric wheelchair with lying flat and toilet functions according to claim 1, characterized in that: The frame (1) comprises a pair of symmetrically arranged underframes (10), a steering wheel support rod (12) is provided at the front end of each of the two underframes (10), a driving wheel support rod (13) is provided at the upper part of the rear end of each of the two underframes (10), the connecting rod (11) is correspondingly arranged between the two steering wheel support rods (12) and the driving wheel support rod (13), and the upper ends of the steering wheel support rod (12) and the driving wheel support rod (13) are correspondingly connected together via a seat cushion support rod (14), and a first hinge rod (11) is provided between the two seat cushion support rods (14). 5), the toilet board (101) and the seat cushion (102) are detachably mounted on the seat cushion support rod (14), the armrest assembly (6) is correspondingly arranged on the outer end surfaces of the two seat cushion support rods (14), the footrest assembly (5) is correspondingly hingedly connected to the front end of the seat cushion support rod (14), the backrest assembly (4) is correspondingly hingedly connected to the rear end of the seat cushion support rod (14), the steering wheel (2) is arranged at the lower end of the steering wheel support rod (12), and the driving wheel (3) is arranged at the lower end of the driving wheel support rod (13).

3. A foldable electric wheelchair with lying flat and toilet functions according to claim 2, characterized in that: A fixing groove (140) is provided at the upper end of the seat cushion support rod (14), a fixing block (103) capable of being connected with the fixing groove (140) is provided at the bottom of the toilet seat (101) and the seat cushion (102), and a pull ring (104) is provided on the side of the toilet seat (101) and the seat cushion (102), and a movable groove (105) capable of being connected with the connecting rod (11) is provided along the vertical direction on the inner side of the two steering wheel support rods (12) and the driving wheel support rod (13), wherein one end of the connecting rod (11) is connected to the seat cushion support rod (14) and the movable groove (105) on one side respectively, and the other end of the connecting rod (11) is connected to the seat cushion support rod (14) and the movable groove (105) on the other side respectively.

4. A foldable electric wheelchair with lying flat and toilet functions according to claim 3, characterized in that: The backrest assembly (4) comprises a pair of backrest support rods (41), the backrest support rods (41) are respectively hingedly connected to both sides of the upper rear end of the seat cushion support rod (14), a second hinge rod (42) is provided between the two backrest support rods (41), a head support rod (43) is telescopically provided at the front ends of the two backrest support rods (41), an adjusting nut (44) is provided on the backrest support rod (41), a backrest (45) is connected between the two backrest support rods (41) and the two head support rods (43), a telescopic foot support (46) is provided at the rear side of the backrest support rod (41) close to the seat cushion support rod (14), a handle (47) is provided at the upper end of the head support rod (43), a third hinge rod (48) is provided between the two head support rods (43), and a telescopic support rod (49) capable of contacting the ground is provided at the rear side of the head support rod (43) close to the handle (47).

5. A foldable electric wheelchair with lying flat and toilet functions according to claim 4, characterized in that: The first hinged rod (15), the second hinged rod (42) and the third hinged rod (48) all adopt an articulated four-bar structure. A connecting belt (481) capable of hanging an external storage bag is provided on the back of the third hinged rod (48). A limiting groove (106) capable of correspondingly cooperating with the telescopic foot support (46) is provided on the upper rear end of the base frame (10). A driving wheel mounting seat (131) with a motor is provided at the lower end of the driving wheel support rod (13). The driving wheel (3) is arranged on the motor output shaft at the front end of the driving wheel mounting seat (131). The control component (9) is connected to the driving wheel (3) via the driving wheel mounting seat (131).

6. A foldable electric wheelchair with lying flat and toilet functions according to claim 5, characterized in that: The armrest assembly (6) comprises an armrest support frame (61) that can be connected to the seat cushion support rod (14); the lower end of the armrest support frame (61) is connected to the driving wheel mounting seat (131); an armrest (62) is provided at the upper end of the armrest support frame (61); the table board assembly (7) and the control assembly (9) are correspondingly detachably mounted on the front end of the armrest (62); and the infusion assembly (8) is correspondingly detachably mounted on the outer side of the armrest support frame (61).

7. A foldable electric wheelchair with lying flat and toilet functions according to claim 6, characterized in that: The table top assembly (7) comprises a table top mounting seat (71) which can be threadedly connected to the front end of the armrest (62), and a table top (72) is hingedly provided at the front end of the table top mounting seat (71). The control assembly (9) comprises a control rod mounting seat (91) with a control button which can be threadedly connected to the front end of the armrest (62), and a control rod (92) is provided on the control rod mounting seat (91), and the control rod (92) is connected to the driving wheel (3) via the driving wheel mounting seat (131).

8. The foldable electric wheelchair with lying flat and toilet functions according to claim 7, characterized in that: The control assembly (9) further comprises a battery (93) correspondingly arranged on the side of the seat cushion support rod (14), wherein the upper end of the battery (93) is connected to the seat cushion support rod (14), the lower end of the battery (93) is connected to the base frame (10), and the control rod (92), the driving wheel mounting seat (131), and the driving wheel (3) are all connected to the base frame (10).

9. A foldable electric wheelchair with lying flat and toilet functions according to claim 8, characterized in that: The infusion assembly (8) comprises an infusion rod fixing seat (81) which can be detachably mounted together with the handrail support frame (61), and a telescopic infusion rod (82) is threadedly mounted on the front end of the infusion rod fixing seat (81).

10. A foldable electric wheelchair with lying flat and toilet functions according to claim 9, characterized in that: The foot support assembly (5) comprises a foot support rod (51) which can be hingedly connected to the front end of the seat cushion support rod (14); a foot support mounting seat (52) is provided at the front end of the foot support rod (51); a foot support (53) is provided at the front end of the foot support mounting seat (52); a leg support belt (54) is detachably installed between the two foot support rods (51); a telescopic support foot (55) is provided at the rear of the foot support rod (51) near the foot support mounting seat (52); and a support platform (121) capable of supporting the telescopic support foot (55) is provided on a side surface of the lower end of the steering wheel support rod (12) near the telescopic support foot (55).

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