CN112451231A - Intelligent multifunctional integrated wheelchair bed - Google Patents
Intelligent multifunctional integrated wheelchair bed Download PDFInfo
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- CN112451231A CN112451231A CN202011239380.6A CN202011239380A CN112451231A CN 112451231 A CN112451231 A CN 112451231A CN 202011239380 A CN202011239380 A CN 202011239380A CN 112451231 A CN112451231 A CN 112451231A
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- push rod
- wheelchair
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- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 210000000689 upper leg Anatomy 0.000 claims description 38
- 210000002414 leg Anatomy 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 230000036772 blood pressure Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 1
- 230000000474 nursing effect Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000006870 function Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 description 4
- 230000036544 posture Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 208000008035 Back Pain Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/006—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs convertible to stretchers or beds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
- A61G7/015—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame divided into different adjustable sections, e.g. for Gatch position
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
- A61G7/018—Control or drive mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/065—Rests specially adapted therefor
- A61G7/07—Rests specially adapted therefor for the head or torso, e.g. special back-rests
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/065—Rests specially adapted therefor
- A61G7/075—Rests specially adapted therefor for the limbs
- A61G7/0755—Rests specially adapted therefor for the limbs for the legs or feet
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0218—Drawing-out devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
Abstract
The invention discloses an intelligent multifunctional integrated wheelchair bed which comprises guardrails, a wheelchair bed frame and an electric control module, wherein a guardrail widening device is arranged at the joint of the wheelchair bed frame and the guardrails, a front wheel bracket is arranged at the lower end of the left side of the wheelchair bed frame, and a rear wheel bracket is arranged at the lower end of the right side of the wheelchair bed frame; the plane four-connecting-rod lifting mechanism can complete forward-inclined angle lifting, and is convenient for the old to sit and stand; the variable four-bar linkage guardrail system is convenient for widening the bed; the differential rear wheel system is convenient for the old to live alone indoors; the bed back has the advantages that the sliding rail design on the two sides of the bed back avoids the back friction of the bed chair in a conversion mode, prevents the body from sliding downwards, has full functions and high cost performance, can effectively solve the problems that the old people sit up and lie down in bed and are difficult to move at home, is suitable for the old people to live at home and care the old alone, can also be used in occasions such as nursing homes and hospitals, and has wide application prospects.
Description
Technical Field
The invention relates to a wheelchair bed, in particular to an intelligent multifunctional integrated wheelchair bed.
Background
Since the 90 s of the 20 th century, the aging process of China is accelerated, and according to the forecast of the national health committee, the aged population of 60 years old and older in China reaches about 2.48 hundred million, which accounts for 17.8 percent of the total population, and the current Chinese society has entered the aged society. With the increase of age, most of the old have the defects of waist and leg ache, back pain and the like; when the elderly are at home alone, there are difficulties in sitting up and standing up from bed, in getting up and lying down, and in moving at home. Therefore, the elderly need a bed suitable for them to assist them in their independent daily lives. However, according to market research, most of the elderly living alone have insufficient family conditions and small living area, and the beds in the market are mainly divided into two categories, the first category is a common bed, the second category is a nursing bed in a hospital, the first category is mainly for handicapped people and is used in the places such as the hospital, and the two categories of beds have single structure, few safety measures and low cost performance and are not suitable for the elderly. Therefore, a new wheelchair bed is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide an intelligent multifunctional integrated wheelchair bed to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a multi-functional integral type wheelchair bed of intelligence, includes guardrail, wheelchair bed frame, automatically controlled module, wheelchair bed frame is equipped with the guardrail and widens the device with the junction of guardrail, wheelchair bed frame left side lower extreme is equipped with the front wheel support, and wheelchair bed frame right side lower extreme is equipped with the rear wheel support, be connected with the front wheel on the front wheel support, be connected with the rear wheel on the rear wheel support, the rear wheel inboard is connected with rear wheel driving motor, automatically controlled module realizes the motion of wheelchair bed through the operation of control rear wheel driving motor, wheelchair bed frame left side rear portion is equipped with first tie point, wheelchair bed frame left side middle is equipped with the second tie point, wheelchair bed frame front side middle is equipped with the third tie point, be equipped with the fourth tie point in the middle of wheelchair bed frame right side, be connected with shank elevating gear on the first tie point, be connected with thigh elevating gear on the second tie point, A seat lifting device is connected to the third connecting point, and a back lifting device is connected to the fourth connecting point;
the wheelchair bed is characterized in that a control screen is arranged on the guardrail and can control the wheelchair bed in a touch and voice mode, the electronic control module comprises a single chip microcomputer, a motor driving module, an electric push rod control module and a voltage reduction module, current is processed by the voltage reduction module and then supplies power to the single chip microcomputer, the control screen transmits received control information to the single chip microcomputer, the single chip microcomputer controls a rear wheel driving motor to operate through the motor driving module, so that the wheelchair bed can move, the single chip microcomputer transmits processed information to the electric push rod control module, the electric push rod control module controls a lifting driving motor on a push rod to operate, lifting and descending of the push rod are achieved, and the processes of lying, sitting and bending legs are completed; the push rods controlled by the electric push rod control module comprise a shank lifting push rod, a thigh lifting push rod, a seat lifting push rod and a back lifting push rod.
Preferably, the rear wheels cannot normally rotate in a non-electrified state and are in a self-locking protection state, after the rear wheel driving motor is electrified, pulse signals are activated, the rear wheels are normally driven and smoothly run, the front wheels are relatively small and adopt universal wheels, the rear wheels are relatively large and have large bearing capacity, and the wheelchair bed realizes steering by moving 2 rear wheels at different rotating speeds; i.e. a differential motion of the 2 rear wheels to achieve steering.
Preferably, a shank lifting plate is arranged at the upper part of the left side of the wheelchair bed frame, a thigh lifting plate is arranged on the wheelchair bed frame on the right side of the shank lifting plate, a seat lifting plate is arranged on the wheelchair bed frame on the right side of the thigh lifting plate, and a back lifting plate is arranged at the upper part of the right side of the wheelchair bed frame.
Preferably, the shank lifting device comprises a shank lifting push rod, one end of the shank lifting push rod is connected with the first connecting point, the other end of the shank lifting push rod is connected with the shank lifting plate, and a shank lifting driving motor is arranged on the shank lifting push rod.
Preferably, the thigh lifting device comprises a thigh lifting push rod, one end of the thigh lifting push rod is connected with the second connection point, the other end of the thigh lifting push rod is connected with the thigh lifting plate, and a thigh lifting driving motor is arranged on the thigh lifting push rod.
Preferably, the seat lifting device comprises a seat lifting push rod, one end of the seat lifting push rod is connected with a third connection point, the other end of the seat lifting push rod is connected with a first connection plate, one end of the first connection plate is connected with a fixed rod, a seat lifting driving motor is arranged on the seat lifting push rod, a second connection plate is connected in the middle of the first connection plate, the upper end of the second connection plate is connected with a seat lifting plate, the lower end of the second connection plate is connected with a third connection plate, one end of the third connection plate is connected with a rotating shaft, the rotating shaft is rotatably connected to the lower end of the fixed rod, the first connection plate, the second connection plate, the third connection plate and the fixed rod form a plane four-bar lifting mechanism, the connection plates adopt an arc design, under the ground pushing of the seat lifting push rod, the forward-inclined angle change of the bottom surface, The displacement of the forward tilt type can be performed.
Preferably, the back lifting device comprises a back lifting push rod, one end of the back lifting push rod is connected with the fourth connection point, the other end of the back lifting push rod is connected with the back lifting plate, sliding rails are arranged on two sides of the back lifting plate, and a back lifting driving motor is arranged on the back lifting push rod.
Preferably, the guardrail widening device is a variable four-bar linkage guardrail mechanism and comprises a fourth connecting plate, a first clamping plate is connected to the upper end of the fourth connecting plate, a fifth connecting plate is connected to the lower end of the fourth connecting plate, a second clamping plate is connected to one end of the first clamping plate, the lower end of the second clamping plate is connected with the fifth connecting plate, the second clamping plate is connected with the guardrail inside, the fourth connecting plate, the fifth connecting plate, the first clamping plate and the second clamping plate form a square design with clamping points, the clamping points are used for position limitation, the width of the bed can be widened in a square state, and the bed can be folded into a straight shape and a contraction space.
Preferably, cushions are arranged on the shank lifting plate, the thigh lifting plate, the seat lifting plate and the back lifting plate, and the cushions on the back lifting plate are connected with the slide rails.
Preferably, a lumbar massager is arranged in the middle of the wheelchair bed, a safety belt is arranged in the middle of the wheelchair bed frame, an emergency stop button is arranged on the wheelchair bed, a camera is arranged on the wheelchair bed, and a blood pressure detector is arranged on the wheelchair bed.
Compared with the prior art, the invention has the beneficial effects that: the plane four-connecting-rod lifting mechanism can complete forward-inclined angle lifting, and is convenient for the old to sit and stand; the variable four-bar linkage guardrail mechanism is convenient for widening the bed; the rear wheels can move in a differential mode to achieve steering, so that the old people can live alone indoors; the bed back has the advantages that the sliding rail design on the two sides of the bed back avoids the back friction of the bed chair in a conversion mode, prevents the body from sliding downwards, has full functions and high cost performance, can effectively solve the problems that the old people sit up and lie down in bed and are difficult to move at home, is suitable for the old people to live at home and care the old alone, can also be used in occasions such as nursing homes and hospitals, and has wide application prospects.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure with the cushion removed;
FIG. 3 is a schematic view of a wheelchair bed frame construction;
FIG. 4 is a front view of the wheelchair bed;
FIG. 5 is a schematic view of the lower leg lift;
FIG. 6 is a schematic view of the thigh lifter;
FIG. 7 is a schematic view of the seat lifter;
FIG. 8 is a schematic view of the construction of a planar four-bar linkage lift mechanism;
FIG. 9 is a schematic view of the back lift arrangement;
FIG. 10 is a schematic view of the barrier widening apparatus in a retracted configuration;
figure 11 is a schematic view of the barrier widening apparatus when deployed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 11, in the embodiment of the present invention, an intelligent multifunctional integrated wheelchair bed includes a guardrail 10, a wheelchair bed frame 102, and an electronic control module, a guardrail widening device 101 is disposed at a connection portion between the wheelchair bed frame 102 and the guardrail 10, a front wheel bracket 22 is disposed at a lower end of a left side of the wheelchair bed frame 102, a rear wheel bracket 18 is disposed at a lower end of a right side of the wheelchair bed frame 102, a front wheel 24 is connected to the front wheel bracket 22, a rear wheel 12 is connected to the rear wheel bracket 18, a rear wheel driving motor 13 is connected to an inner side of the rear wheel 12, the electronic control module controls operation of the rear wheel driving motor 13 to realize movement of the wheelchair bed, a first connection point 23 is disposed at a rear portion of the left side of the wheelchair bed frame 102, a second connection point 21 is disposed in a middle of the left side of the wheelchair bed frame 102, a third connection point 20 is disposed in a middle of the front side of the wheelchair bed frame 102, a lower leg lift device 103 is connected to the first connection point 23, an upper leg lift device 104 is connected to the second connection point 21, a seat lift device 105 is connected to the third connection point 20, and a back lift device 106 is connected to the fourth connection point 19.
The rear wheels 12 cannot normally rotate under the non-electrified state and are in a self-locking protection state, after the rear wheel driving motor 13 is electrified, pulse signals are activated, the rear wheels 12 are normally driven and smoothly run, the front wheels 24 are relatively small and adopt universal wheels, the rear wheels 12 are relatively large and have large bearing capacity, and the wheelchair bed realizes steering by moving 2 rear wheels 12 at different rotating speeds; i.e. 2 rear wheels 12, to achieve steering.
A shank lifting plate 14 is arranged at the upper part of the left side of the wheelchair bed frame 102, a thigh lifting plate 15 is arranged on the wheelchair bed frame 102 on the right side of the shank lifting plate 14, a seat lifting plate 16 is arranged on the wheelchair bed frame 102 on the right side of the thigh lifting plate 15, and a back lifting plate 17 is arranged at the upper part of the right side of the wheelchair bed frame 102.
The shank lifting device 103 comprises a shank lifting push rod 26, one end of the shank lifting push rod 26 is connected with the first connecting point 23, the other end of the shank lifting push rod 26 is connected with the shank lifting plate 14, and a shank lifting driving motor 25 is arranged on the shank lifting push rod 26.
The thigh lifting device 104 comprises a thigh lifting push rod 28, one end of the thigh lifting push rod 28 is connected with the second connection point 21, the other end of the thigh lifting push rod 28 is connected with the thigh lifting plate 15, and a thigh lifting driving motor 27 is arranged on the thigh lifting push rod 28.
The seat lifting device 105 comprises a seat lifting push rod 30, one end of the seat lifting push rod 30 is connected with the third connection point 20, the other end of the seat lifting push rod 30 is connected with a first connection plate 31, one end of the first connection plate 31 is connected with a fixed rod 33, a seat lifting driving motor 29 is arranged on the seat lifting push rod 30, a second connection plate 32 is connected in the middle of the first connection plate 31, the upper end of the second connection plate 32 is connected with the seat lifting plate 16, the lower end of the second connection plate 32 is connected with a third connection plate 35, one end of the third connection plate 35 is connected with a rotating shaft 34, the rotating shaft 34 is rotatably connected with the lower end of the fixed rod 33, the first connection plate 31, the second connection plate 32, the third connection plate 35 and the fixed rod 33 form a plane four-bar lifting mechanism, the connection plates adopt an arc design, and under the ground pushing of the seat lifting push rod 30, the forward tilting, not only can the lifting of angle carry out, can carry out the displacement of forward-leaning formula again.
The back lifting device 106 comprises a back lifting push rod 37, one end of the back lifting push rod 37 is connected with the fourth connection point 19, the other end of the back lifting push rod 37 is connected with the back lifting plate 17, slide rails 38 are arranged on two sides of the back lifting plate 17, and a back lifting driving motor 36 is arranged on the back lifting push rod 37.
The guardrail widening device 101 is a variable four-bar linkage guardrail mechanism and comprises a fourth connecting plate 39, the upper end of the fourth connecting plate 39 is connected with a first clamping plate 40, the lower end of the fourth connecting plate 39 is connected with a fifth connecting plate 42, one end of the first clamping plate 40 is connected with a second clamping plate 41, the lower end of the second clamping plate 41 is connected with the fifth connecting plate 42, the inside of the second clamping plate 41 is connected with the guardrail 10, the fourth connecting plate 39, the fifth connecting plate 42, the first clamping plate 40 and the second clamping plate 41 form a square design with clamping points, the clamping points are used for position limitation, the width of the bed can be widened in a square state, and meanwhile, the bed can be folded into a straight line shape and a contraction space.
The shank lifting plate 14, the thigh lifting plate 15, the seat lifting plate 16 and the back lifting plate 17 are all provided with soft cushions 11, and the soft cushions 11 on the back lifting plate 17 are connected with the slide rails 38.
The wheelchair bed is characterized in that a control screen is arranged on the guardrail 10 and can control the wheelchair bed in a touch and voice mode, the electronic control module comprises a single chip microcomputer, a motor driving module, an electric push rod control module and a voltage reduction module, current is processed by the voltage reduction module and then supplies power to the single chip microcomputer, the control screen transmits received control information to the single chip microcomputer, the single chip microcomputer controls a rear wheel driving motor 13 to operate through the motor driving module, so that the wheelchair bed can move, the single chip microcomputer transmits processed information to the electric push rod control module, the electric push rod control module controls a lifting driving motor on a push rod to operate, lifting and descending of the push rod are achieved, and the processes of lying, sitting and bending legs are completed; the push rods controlled by the electric push rod control module comprise a shank lifting push rod 26, a thigh lifting push rod 28, a seat lifting push rod 30 and a back lifting push rod 37.
The wheelchair comprises a wheelchair bed and is characterized in that a lumbar massager is arranged in the middle of the wheelchair bed, a safety belt is arranged in the middle of a wheelchair bed frame 102, an emergency stop button is arranged on the wheelchair bed, a camera is arranged on the wheelchair bed, and a blood pressure detector is arranged on the wheelchair bed.
The working principle of the invention is as follows: when the sitting and lying are switched, the shank lifting plate 14 is pulled to descend by the shank lifting push rod 26, and the back lifting plate 17 is pushed to ascend by the back lifting push rod 37, so that the wheelchair bed is changed from a bed state to a wheelchair state, and the old people are changed from a lying posture to a sitting posture; when the old people get up for assistance, the seat lifting push rod 30 of the seat lifting device 105 pushes the plane four-bar lifting mechanism to lift the seat lifting plate 16 forward, so that the seat lifting plate 16 moves forward in the lifting process to assist the old people to get up; when the lying and sitting postures are switched, the sliding rails 38 on the two sides of the back lifting plate 17 move, and the back of the old people is automatically adjusted, so that zero friction is achieved when the old people lie and sit, the clothes do not wrinkle, and the back of the old people is not injured; when the guardrail 10 is widened, the guardrail 10 is lifted and extends outwards to form the square guardrail 10, so that the whole width of the wheelchair bed is widened; the steering is realized through the differential motion of the rear wheels 12, so that the wheelchair bed can move in a narrow space; the shank lifting push rod 26 pushes the shank lifting plate 14 to lift, and the thigh lifting push rod 28 pushes the thigh lifting plate 15 to lift, so that the leg bending action of the old is completed, and the blood circulation is promoted.
For ease of description, the orientations referred to above are now specified as follows: the up, down, left, right, and front-back directions described above coincide with the up, down, left, right, and front-back directions of the projection relation of fig. 1 itself.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a multi-functional integral type wheelchair bed of intelligence, its characterized in that, includes guardrail (10), wheelchair bed frame (102), automatically controlled module, the junction of wheelchair bed frame (102) and guardrail (10) is equipped with guardrail widening device (101), wheelchair bed frame (102) left side lower extreme is equipped with front wheel support (22), and wheelchair bed frame (102) right side lower extreme is equipped with rear wheel support (18), be connected with front wheel (24) on front wheel support (22), be connected with rear wheel (12) on rear wheel support (18), rear wheel (12) inboard is connected with rear wheel driving motor (13), automatically controlled module realizes the fore-and-aft direction rotational motion control to the wheelchair bed through the operation of controlling rear wheel driving motor (13), wheelchair bed frame (102) left side rear portion is equipped with first connecting point (23), be equipped with second tie point (21) in the middle of wheelchair bed frame (102) left side, a third connecting point (20) is arranged in the middle of the front side of the wheelchair bed frame (102), a fourth connecting point (19) is arranged in the middle of the right side of the wheelchair bed frame (102), a shank lifting device (103) is connected to the first connecting point (23), a thigh lifting device (104) is connected to the second connecting point (21), a seat lifting device (105) is connected to the third connecting point (20), and a back lifting device (106) is connected to the fourth connecting point (19);
be equipped with the control screen on guardrail (10), the control screen can adopt touch and speech mode control wheelchair bed, electric control module includes singlechip, motor drive module, electronic push rod control module and step-down module, and the electric current passes through it is right after the step-down module is handled the singlechip power supply, the control screen is with received control information transmission to singlechip, and the singlechip passes through motor drive module control rear wheel driving motor (13) operation for wheelchair bed can remove, the singlechip is with the information transmission to electronic push rod control module who handles, the lift driving motor operation on the electronic push rod control module control push rod realizes the lifting and the decline of push rod, accomplishes the flat bed, sits and stands, the leg process of bending.
2. The intelligent multifunctional integrated wheelchair bed as claimed in claim 1, wherein 2 rear wheels (12) cannot normally rotate when the rear wheel drive motor (13) is not energized, and are in a self-locking protection state, after the rear wheel drive motor (13) is energized, a pulse signal is activated, at this time, the rear wheel drive motor (13) drives 2 rear wheels (12) to normally and smoothly operate, 2 front wheels (24) are smaller than the rear wheels (12), and 2 front wheels (24) adopt universal wheels, 2 rear wheels (12) are relatively larger and have large bearing capacity, and the wheelchair bed realizes steering by moving the 2 rear wheels (12) at different rotating speeds; i.e. the differential motion of the 2 rear wheels (12) to achieve steering.
3. The intelligent multifunctional integrated wheelchair bed of claim 1, wherein a shank lifting plate (14) is arranged at the upper left side of the wheelchair bed frame (102), a thigh lifting plate (15) is arranged on the wheelchair bed frame (102) on the right side of the shank lifting plate (14), a seat lifting plate (16) is arranged on the wheelchair bed frame (102) on the right side of the thigh lifting plate (15), and a back lifting plate (17) is arranged at the upper right side of the wheelchair bed frame (102).
4. The intelligent multifunctional integrated wheelchair bed as claimed in claims 1 and 3, wherein the shank lifting device (103) comprises a shank lifting push rod (26), one end of the shank lifting push rod (26) is connected with the first connecting point (23), the other end of the shank lifting push rod is connected with the shank lifting plate (14), and a shank lifting drive motor (25) is arranged on the shank lifting push rod (26).
5. The intelligent multifunctional integrated wheelchair bed as claimed in claims 1 and 3, wherein the thigh lifting device (104) comprises a thigh lifting push rod (28), one end of the thigh lifting push rod (28) is connected with the second connection point (21), the other end of the thigh lifting push rod is connected with the thigh lifting plate (15), and a thigh lifting driving motor (27) is arranged on the thigh lifting push rod (28).
6. The intelligent multifunctional integrated wheelchair bed as claimed in claims 1 and 3, wherein the seat lifting device (105) comprises a seat lifting push rod (30), one end of the seat lifting push rod (30) is connected to the third connection point (20), the other end of the seat lifting push rod is connected to a first connection plate (31), one end of the first connection plate (31) is connected to a fixing rod (33), a seat lifting driving motor (29) is arranged on the seat lifting push rod (30), a second connection plate (32) is connected to the middle of the first connection plate (31), the upper end of the second connection plate (32) is connected to the seat lifting plate (16), the lower end of the second connection plate (32) is connected to a third connection plate (35), one end of the third connection plate (35) is connected to a rotation shaft (34), the rotation shaft (34) is rotatably connected to the lower end of the fixing rod (33), the first connecting plate (31), the second connecting plate (32), the third connecting plate (35) and the fixing rod (33) form a plane four-connecting-rod lifting mechanism, the connecting plates are all in arc-shaped design, under the pushing of the seat lifting push rod (30), the angle change of the seat bottom face forward-inclined type of 0-45 degrees is achieved, and the lifting of the angle and the displacement of the forward-inclined type can be achieved.
7. The intelligent multifunctional integrated wheelchair bed as claimed in claims 1 and 3, wherein the back lifting device (106) comprises a back lifting push rod (37), one end of the back lifting push rod (37) is connected with the fourth connection point (19), the other end of the back lifting push rod is connected with a back lifting plate (17), slide rails (38) are arranged on two sides of the back lifting plate (17), and a back lifting driving motor (36) is arranged on the back lifting push rod (37).
8. The intelligent multifunctional integrated wheelchair bed as claimed in claim 1, wherein the guardrail widening device (101) is a variable four-bar linkage guardrail mechanism comprising a fourth connecting plate (39), a first clamping plate (40) is connected to the upper end of the fourth connecting plate (39), a fifth connecting plate (42) is connected to the lower end of the fourth connecting plate (39), a second clamping plate (41) is connected to one end of the first clamping plate (40), the lower end of the second clamping plate (41) is connected to the fifth connecting plate (42), the interior of the second clamping plate (41) is connected to the guardrail (10), the fourth connecting plate (39), the fifth connecting plate (42), the first clamping plate (40) and the second clamping plate (41) form a square design with clamping points for position limitation, the width of the bed can be widened in a square state, and the bed can be folded into a straight shape, and (4) contracting the space.
9. The intelligent multifunctional integrated wheelchair bed as claimed in claims 1 and 3, wherein the shank lifting plate (14), the thigh lifting plate (15), the seat lifting plate (16) and the back lifting plate (17) are all provided with soft pads (11), and the soft pads (11) on the back lifting plate (17) are connected with the slide rails (38).
10. The intelligent multifunctional integrated wheelchair bed as claimed in claim 1, wherein a lumbar massager is arranged in the middle of the wheelchair bed, a safety belt is arranged in the middle of the wheelchair bed frame (102), an emergency stop button is arranged on the wheelchair bed, a camera is arranged on the wheelchair bed, and a blood pressure detector is arranged on the wheelchair bed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011239380.6A CN112451231A (en) | 2020-11-09 | 2020-11-09 | Intelligent multifunctional integrated wheelchair bed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011239380.6A CN112451231A (en) | 2020-11-09 | 2020-11-09 | Intelligent multifunctional integrated wheelchair bed |
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| CN112451231A true CN112451231A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011239380.6A Pending CN112451231A (en) | 2020-11-09 | 2020-11-09 | Intelligent multifunctional integrated wheelchair bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053648A (en) * | 2021-11-02 | 2022-02-18 | 临沂大学 | Sports medicine and rehabilitation science hemiplegia fitness equipment |
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