CN109998806B

CN109998806B - Medical care wheelchair convenient to adjust

Info

Publication number: CN109998806B
Application number: CN201910341700.XA
Authority: CN
Inventors: 杨文华
Original assignee: Yueheng Pension Service Shenzhen Co ltd
Current assignee: Yueheng Pension Service Shenzhen Co ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2021-03-23
Anticipated expiration: 2039-04-26
Also published as: CN109998806A

Abstract

The invention discloses a medical care wheelchair convenient to adjust, which comprises a plate frame assembly, a power assembly and a support assembly, wherein the plate frame assembly comprises a pedal plate frame, an inclined connecting plate frame, a chair face plate frame, a headrest plate frame and a backrest plate frame, the power assembly comprises a first electric push rod, a second electric push rod, a third electric push rod and a fourth electric push rod, the support assembly comprises a shear frame, a first multi-section connecting rod, a machine body frame and a second multi-section connecting rod, and the power assembly and the support assembly are arranged below or on the side face of the plate frame assembly. The invention is suitable for medical care, the pedal plate frame, the inclined connecting plate frame, the seat plate frame, the headrest plate frame and the backrest plate frame in the device can form a plane through the action of each electric push rod and can be used as a part of a bed to bear the function of the bed, and the pedal plate frame, the inclined connecting plate frame, the seat plate frame, the headrest plate frame and the backrest plate frame can form a seat through the action of each electric push rod.

Description

Medical care wheelchair convenient to adjust

Technical Field

The invention belongs to the technical field of wheelchairs, and particularly relates to a medical care wheelchair convenient to adjust.

Background

The wheelchair is an important rehabilitation tool, the wheelchair is not only a walking tool for physically disabled persons and mobility-handicapped persons, but also more importantly enables the physically disabled persons and the mobility-handicapped persons to exercise and participate in social activities by means of the wheelchair, the common wheelchair generally comprises four parts, namely a wheelchair frame, wheels, a brake device and a seat rest, the hand-operated wheelchair is additionally provided with the hand-operated device on the basis of the common wheelchair, the electric wheelchair is additionally provided with an electronic power-assisted system on the basis of the common wheelchair, the physical consumption of the users is reduced, and the intelligent wheelchair is additionally provided with positioning movement, standing movement, remote control movement and related internet + assisted life on the basis of the electric wheelchair;

most of the existing wheelchairs are simple in structure, can only be used as wheelchairs, are single in function, cannot assist people with physical disabilities and mobility disabilities to take care of themselves in life, and particularly have the defect that the overall stability of the wheelchairs is poor due to the fact that the center of gravity of the existing wheelchairs is prone to shifting when the existing wheelchairs are in a ramp (or go up and down a slope), and the requirements of people cannot be met.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a medical care wheelchair convenient to adjust.

The technical scheme adopted by the invention is as follows:

the utility model provides a medical care wheelchair convenient to adjust, includes grillage subassembly, power component, supporting component, the grillage subassembly includes pedal frame, oblique grillage, seat grillage, headrest grillage and back grillage, power component includes first electric putter, second electric putter, third electric putter and fourth electric putter, supporting component includes scissors frame, first multistage connecting rod, organism frame and second multistage connecting rod, power component with supporting component all set up in the below or the side of grillage subassembly.

The pedal plate frame is rotatably connected with the inclined connecting plate frame, the inclined connecting plate frame is rotatably connected with the seat plate frame, and the seat plate frame is rotatably connected with the backrest plate frame through a pin shaft.

Wherein, one of them expansion end of scissors frame is fixed in the below of footboard frame, another expansion end of scissors frame rotates and is fixed in the below of seat grillage, the organism erects the below of arranging in the seat grillage, the both sides of organism frame are passed through first multistage connecting rod and second multistage connecting rod and are connected with the bottom of seat grillage, just two expansion end ports of first multistage connecting rod and second multistage connecting rod with the junction of seat grillage and organism frame are through the round pin axle rotation fixed, the bottom of organism frame is provided with rear wheel and front wheel respectively, the bolt fastening of organism frame both sides top edge has fourth electric putter, fourth electric putter's piston rod with second multistage connecting rod rotates to be connected, be provided with two third electric putter on the seat grillages with the connection end port department symmetry of backrest grillage, the bottom of the third electric push rod is connected with the seat panel frame in a rotating mode, a piston rod of the third electric push rod is connected with the horizontal center line of the backrest panel frame in a rotating mode, the headrest panel frame is welded to the top of the backrest panel frame, the bottom of the first electric push rod is fixed to the pedal plate frame through bolts, and the piston rod of the first electric push rod is fixed to the bottom of the seat panel frame through a pin shaft in a rotating mode.

The handrail track has been seted up to the both sides of back grillage, the block has the handrail, two in the handrail track the handrail is close to the orbital one end of handrail is passed through the horizontal pole and is connected, second electric putter's bottom bolt fastening is in on the back grillage, be provided with the screens piece on second electric putter's the piston rod, the bottom of screens piece with the top center department of horizontal pole is connected.

The number of the scissor frames is two, and the two scissor frames are symmetrical to each other about a vertical center line of the pedal frame.

Wherein, the upper surfaces of the pedal plate frame, the inclined connecting plate frame, the seat plate frame, the armrests, the headrest plate frame and the backrest plate frame are respectively paved with a protection pad.

The number of the fourth electric push rods is two, and the two fourth electric push rods are symmetrical to each other about the vertical center line of the machine body frame.

Two be provided with first bandage and second bandage between the handrail, first bandage is located be close to on the handrail back grillage position department, the second bandage is located the free end port department of handrail.

Wherein, chair panel frame upper surface center department inlays and is equipped with the panel of excreteing, it is detachable construction to excrete the panel, just it is hollow out construction to excrete the panel bottom.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the pedal plate frame, the inclined connecting plate frame, the seat plate frame, the headrest plate frame and the backrest plate frame in the device can form a plane through the action of each electric push rod and can be used as a part of a bed to bear the function of the bed, and meanwhile, the pedal plate frame, the inclined connecting plate frame, the seat plate frame, the headrest plate frame and the backrest plate frame can form a seat through the action of each electric push rod, so that the device has higher applicability.

2. In the invention, the height of the device can be lifted through the operation of the fourth electric push rod, so that the actual requirements of a user on high and low floors in life are met.

3. When the device travels to a slope, the gravity center of the whole wheelchair moves forwards and backwards, and the horizontal posture of the seat surface is kept, so that the stability and the safety of the device during ascending and descending are greatly improved.

4. According to the wheelchair, the problem of widening clothes and removing belts of a user on the wheelchair is solved by the first binding belt and the second binding belt which are arranged between the two armrests and move up and down along with the armrests according to needs, wherein the first binding belt is used for fixing the back waist, the second binding belt is used for lifting the two legs, and the hip area of the user is hollowed out.

5. According to the invention, the device is combined and linked, so that the user can be assisted to get up and leave the bed without external intervention, the pressure of a caregiver is greatly reduced, and the survival confidence and the life dignity of the user are recovered.

6. In the invention, the lower space of the seat of the device is hollow, and can be controlled to be above the closestool by a user, and the excretion panel of the seat is pulled open by combining with the automatic wide clothes removing belt, so that the normal excretion of the user is realized.

Drawings

FIG. 1 is a side view of the present invention;

FIG. 2 is a schematic view of the seat pan frame construction of the present invention;

FIG. 3 is a top view of the present invention with the protective pad removed.

The labels in the figure are: 1. a pedal frame; 2. a scissor rack; 3. a pad; 4. a diagonal connecting plate frame; 5. a first electric push rod; 6. a seat panel frame; 601. a drainage panel; 7. a handrail; 701. a first strap; 702. a second strap; 8. a headrest plate frame; 9. a handrail track; 10. a second electric push rod; 11. a back plate frame; 12. a third electric push rod; 13. a rear wheel; 14. a fourth electric push rod; 15. a first multi-segment connecting rod; 16. a machine body frame; 17. a front wheel; 18. a second multi-segment connecting rod; 19. a cross bar; 20. screens piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, a medical care wheelchair convenient to adjust, including grillage subassembly, power component, supporting component, the grillage subassembly includes pedal frame 1, oblique link grillage 4, seat grillage 6, headrest grillage 8 and back grillage 11, power component includes first electric putter 5, second electric putter 10, third electric putter 12 and fourth electric putter 14, supporting component includes scissors frame 2, first multistage connecting rod 15, organism frame 16 and second multistage connecting rod 18, power component and supporting component all set up in the below or the side of grillage subassembly.

The pedal plate frame 1 is rotatably connected with the oblique connecting plate frame 4, the oblique connecting plate frame 4 is rotatably connected with the seat plate frame 6, and the seat plate frame 6 is rotatably connected with the backrest plate frame 11 through pin shafts.

One movable end of the scissor frame 2 is fixed below the pedal frame 1, the other movable end of the scissor frame 2 is rotatably fixed below the seat plate frame 6, the machine body frame 16 is arranged below the seat plate frame 6, two sides of the machine body frame 16 are connected with the bottom of the seat plate frame 6 through a first multi-section connecting rod 15 and a second multi-section connecting rod 18, two movable end ports of the first multi-section connecting rod 15 and the second multi-section connecting rod 18 are rotatably fixed with the joints of the seat plate frame 6 and the machine body frame 16 through pin shafts, the bottom of the machine body frame 16 is respectively provided with a rear wheel 13 and a front wheel 17, the top edges of two sides of the machine body frame 16 are fixedly bolted with a fourth electric push rod 14, a piston rod of the fourth electric push rod 14 is rotatably connected with the second multi-section connecting rod 18, two third electric push rods 12 are symmetrically arranged on the seat plate frame 6 and at the end port of the backrest plate frame 11, and the bottom of the third electric push rods 12 is rotatably connected with the seat, the piston rod of the third electric push rod 12 is rotatably connected with the horizontal center line of the backrest plate frame 11, the headrest plate frame 8 is welded at the top of the backrest plate frame 11, the bottom bolt of the first electric push rod 5 is fixed on the pedal plate frame 1, and the piston rod of the first electric push rod 5 is rotatably fixed at the bottom of the seat plate frame 6 through a pin shaft.

Handrail tracks 9 have been seted up to back plate frame 11's both sides, and the block has handrail 7 in handrail track 9, and two handrail 7 are close to handrail track 9's one end and pass through horizontal pole 19 and connect, and the bottom bolt fastening of second electric putter 10 is on back plate frame 11, is provided with screens 20 on second electric putter 10's the piston rod, and the bottom of screens 20 is connected with the top center department of horizontal pole 19.

The scissor holders 2 are provided in total in two, and the two scissor holders 2 are symmetrical to each other about the vertical center line of the step frame 1.

The upper surfaces of the pedal plate frame 1, the inclined connecting plate frame 4, the seat plate frame 6, the armrests 7, the headrest plate frame 8 and the backrest plate frame 11 are respectively paved with a protection pad 3.

The number of the fourth electric push rods 14 is two, and the two fourth electric push rods 14 are symmetrical to each other about a vertical center line of the machine body frame 16.

When the second electric push rod 10 is operated, the blocking member 20 is pushed to move in a direction parallel to the backrest frame 11, so that the two armrests 7 slide in the armrest rail 9, and the height of the armrest 7 is adjusted.

When the first electric push rod 5 extends, the horizontal height of the pedal frame 1 is lifted upwards due to the pulling and linkage action of the scissor frame 2, and the inclination angle of the inclined connecting plate frame 4 is gradually reduced, when the first electric push rod 5 reaches the maximum length, the pedal frame 1, the inclined connecting plate frame 4 and the chair panel frame 6 are positioned on the same horizontal plane, on the contrary, when the first electric push rod 5 is shortened, the horizontal height of the pedal frame 1 is reduced, and the inclination angle of the inclined connecting plate frame 4 is gradually increased, when the first electric push rod 5 is contracted to the minimum length, the pedal frame 1 is positioned horizontally and reaches the lowest position, the inclined connecting plate frame 4 is positioned at the maximum inclination angle, when the third electric push rod 12 operates, the inclination angle of the backrest panel frame 11 is pushed to change, when the third electric push rod 12 is contracted, the backrest panel frame 11 is pulled to turn backwards, when the contraction of the third electric push rod 12 is at the minimum length, the backrest panel frame 11 is positioned horizontally, when the third electric putter 12 is extended, the back plate frame 11 is at the maximum angle.

When the length of the first electric push rod 5 reaches the maximum and the third electric push rod 12 contracts to the shortest, the pedal frame 1, the inclined connecting plate frame 4, the seat plate frame 6 and the backrest plate frame 11 are positioned on the same horizontal plane, and at the moment, the device can enter the bed body to form a part of the bed body.

When the length of the first electric push rod 5 reaches the minimum and the length of the third electric push rod 12 reaches the maximum, the pedal frame 1 and the seat panel frame 6 are in the horizontal state, the inclined connecting plate frame 4 and the backrest panel frame 11 are in the maximum inclination angle, and at the moment, the device can be separated from the bed to form an independent wheelchair for use.

When the fourth electric push rod 14 runs, the lower half part of the second multi-section connecting rod 18 is pushed to move forwards, the vertical height of the second multi-section connecting rod 18 is reduced, the horizontal height of the whole wheelchair is reduced, meanwhile, the gravity center of the whole wheelchair moves backwards, and the stability of the wheelchair on climbing is greatly improved.

Be provided with first bandage 701 and second bandage 702 between two handrails 7, first bandage 701 is located handrail 7 and is close to back grillage 11 position department, and second bandage 702 is located handrail 7's free end port department, reciprocates along with handrail 7 as required, realizes the problem that the user dredges the area on the wheelchair, and wherein first bandage 701 fixes the back waist, and second bandage 702 lifts up the both legs, and the user's buttock is regional to the fretwork, conveniently to the taking out of panel 601 of excreting.

The center of the upper surface of the chair panel frame 6 is embedded with the excretion panel 601, the excretion panel 601 is of a detachable structure, the bottom of the excretion panel 601 is of a hollow structure, the user can control the excretion panel 601 to the upper part of the toilet by himself/herself, the independent wide clothes of the first bandage 701 and the second bandage 702 are combined to be separated, the excretion panel 601 of the seat is pulled open, and the normal excretion of the user can be realized.

An independent electric push rod is arranged on the steering axle center frame of the front wheel 17 and is used for controlling the steering of the front wheel 17.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a medical care wheelchair convenient to adjust, includes grillage subassembly, power component, supporting component, its characterized in that: the frame assembly comprises a pedal plate frame (1), an inclined connecting plate frame (4), a seat plate frame (6), a headrest plate frame (8) and a backrest plate frame (11), the power assembly comprises a first electric push rod (5), a second electric push rod (10), a third electric push rod (12) and a fourth electric push rod (14), the supporting assembly comprises a shear frame (2), a first multi-section connecting rod (15), a machine body frame (16) and a second multi-section connecting rod (18), and the power assembly and the supporting assembly are arranged below or on the side face of the frame assembly;

one of the movable ends of the scissor frame (2) is fixed below the pedal frame (1), the other movable end of the scissor frame (2) is fixed below the seat plate frame (6) in a rotating manner, the machine body frame (16) is arranged below the seat plate frame (6), two movable end ports of the machine body frame (16) are connected with the bottom of the seat plate frame (6) through the first multi-section connecting rod (15) and the second multi-section connecting rod (18), the connection parts of the first multi-section connecting rod (15) and the second multi-section connecting rod (18) and the seat plate frame (6) and the machine body frame (16) are fixed in a rotating manner through pin shafts, the bottom of the machine body frame (16) is respectively provided with a rear wheel (13) and a front wheel (17), and the top bolts at the two sides of the machine body frame (16) are fixed with a fourth electric push rod edge (14), the piston rod of the fourth electric push rod (14) is connected with the second multi-section connecting rod (18) in a rotating mode, when the fourth electric push rod (14) runs, the lower half portion of the second multi-section connecting rod (18) is pushed to move forwards, the vertical height of the second multi-section connecting rod (18) is reduced at the moment, the horizontal height of the whole wheelchair is reduced, the gravity center of the whole wheelchair moves backwards, two third electric push rods (12) are symmetrically arranged on the chair face plate frame (6) and at the connecting end port of the backrest plate frame (11), the bottom of each third electric push rod (12) is connected with the chair face plate frame (6) in a rotating mode, the piston rod of each third electric push rod (12) is connected with the horizontal center line of the backrest plate frame (11) in a rotating mode, the headrest plate frame (8) is welded to the top of the backrest plate frame (11), the bottom of the first electric push rod (5) is fixed on the pedal plate frame (1) through bolts, and a piston rod of the first electric push rod (5) is rotationally fixed at the bottom of the seat panel frame (6) through a pin shaft.

2. The adjustable medical care wheelchair of claim 1, wherein: pedal frame (1) with oblique grillage (4) to one side connect grillage (4) to one side with seat grillage (6) with all rotate through the round pin axle and connect between backrest grillage (11).

3. The adjustable medical care wheelchair of claim 1, wherein: handrail track (9) have been seted up to the both sides of back grillage (11), handrail (7), two have been engaged in handrail track (9) handrail (7) are close to horizontal pole (19) are passed through to the one end of handrail track (9) and are connected, the bottom bolt fastening of second electric putter (10) is in on back grillage (11), be provided with screens piece (20) on the piston rod of second electric putter (10), the bottom of screens piece (20) with the top center department of horizontal pole (19) is connected.

4. The adjustable medical care wheelchair of claim 1, wherein: the number of the scissor frames (2) is two, and the two scissor frames (2) are symmetrical to each other about the vertical center line of the pedal frame (1).

5. A medical care wheelchair as recited in claim 3, wherein: the upper surfaces of the pedal plate frame (1), the inclined connecting plate frame (4), the seat plate frame (6), the armrests (7), the headrest plate frame (8) and the backrest plate frame (11) are respectively paved with a protection pad (3).

6. The adjustable medical care wheelchair of claim 1, wherein: the number of the fourth electric push rods (14) is two, and the two fourth electric push rods (14) are mutually symmetrical about the vertical center line of the machine body frame (16).

7. A medical care wheelchair as recited in claim 3, wherein: two be provided with first bandage (701) and second bandage (702) between handrail (7), first bandage (701) are located handrail (7) are close to back grillage (11) position department, second bandage (702) are located the free end port department of handrail (7).

8. The adjustable medical care wheelchair of claim 1, wherein: the chair panel frame (6) upper surface center department inlays and is equipped with and excretes panel (601), it is detachable construction to excrete panel (601), just it is hollow out construction to excrete panel (601) bottom.