CN113797030B - Novel electric wheelchair - Google Patents

Novel electric wheelchair Download PDF

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Publication number
CN113797030B
CN113797030B CN202111054447.3A CN202111054447A CN113797030B CN 113797030 B CN113797030 B CN 113797030B CN 202111054447 A CN202111054447 A CN 202111054447A CN 113797030 B CN113797030 B CN 113797030B
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CN
China
Prior art keywords
frame
hinged
movably
cylinder
sides
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Active
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CN202111054447.3A
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Chinese (zh)
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CN113797030A (en
Inventor
王春辰
王召伟
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Anhui Jinbaihe Medical Equipment Co ltd
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Anhui Jinbaihe Medical Equipment Co ltd
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Priority to CN202111054447.3A priority Critical patent/CN113797030B/en
Publication of CN113797030A publication Critical patent/CN113797030A/en
Application granted granted Critical
Publication of CN113797030B publication Critical patent/CN113797030B/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/04Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10Parts, details or accessories
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10Parts, details or accessories
    • A61G5/1056Arrangements for adjusting the seat
    • A61G5/1067Arrangements for adjusting the seat adjusting the backrest relative to the seat portion
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10Parts, details or accessories
    • A61G5/12Rests specially adapted therefor, e.g. for the head or the feet
    • A61G5/128Rests specially adapted therefor, e.g. for the head or the feet for feet
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/262Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/289Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The invention discloses a novel electric wheelchair, which comprises a seat cushion frame, wherein a hinged frame is movably hinged to the rear of the seat cushion frame, a backrest bracket is movably hinged to the top end of the hinged frame, a hinged cylinder is arranged between the hinged frame and the backrest bracket, a connecting frame is arranged at the bottom end of the hinged frame, a connecting frame is arranged on the connecting frame, an energy supply assembly is arranged on the connecting frame, connecting rods are movably arranged on both sides of the connecting frame, a fixed cylinder is fixedly arranged on one side of each connecting rod, a front wheel bracket is movably arranged in each fixed cylinder, a front wheel is arranged in each front wheel bracket, a pair of mounting blocks are fixedly arranged at the front end of the connecting frame, connecting rods are arranged on one sides of the two mounting blocks, and a pedal assembly is arranged between the bottom ends of the two connecting rods; the two sides of the front end of the cushion frame are movably provided with supporting plates, the rear end of the back surface of each supporting plate is provided with a mounting frame, each mounting frame is internally provided with a brushless motor, and the power output ends of the two brushless motors are provided with rear wheels. The invention has simple structure and convenient operation.

Description

Novel electric wheelchair
Technical Field
The invention relates to the technical field of electric wheelchairs, in particular to a novel electric wheelchair.
Background
The electric wheelchair is provided with a manual control intelligent controller, can drive the wheelchair to finish various functions such as advancing, retreating, steering, lying and the like, and is a high-tech product combining the fields of modern precision machinery, intelligent numerical control, engineering mechanics and the like.
The following problems exist in the existing electric wheelchairs on the market: 1. the pedal plate and the electric wheelchair are generally of an integrated structure, so that the pedal plate is inconvenient to adjust according to the requirement; 2. while electric wheelchairs generally have a battery mounted thereon, current electric wheelchairs lack a protection device for the battery.
Disclosure of Invention
The invention aims to provide a novel electric wheelchair so as to solve the technical problems.
The invention aims to solve the technical problems, and is realized by adopting the following technical scheme:
the novel electric wheelchair comprises a seat cushion frame, wherein a seat cushion is arranged on the top surface of the seat cushion frame, a hinged frame is movably hinged to the rear of the seat cushion frame, a backrest bracket is movably hinged to the top end of the hinged frame, a hinged cylinder is arranged between the hinged frame and the backrest bracket, the end part of a telescopic end of the hinged cylinder is movably hinged to the backrest bracket, the bottom of a cylinder body of the hinged cylinder is movably hinged to the hinged frame, a connecting frame is movably arranged at the bottom end of the hinged frame, a connecting frame is movably hinged to the connecting frame, an energy supply assembly is arranged on the connecting frame, a lower controller is arranged at the adjacent part of the energy supply assembly, the lower controller is arranged on the connecting frame, connecting rods are movably arranged on two sides of the front end of the connecting frame, a fixed cylinder is fixedly arranged on one side, deviating from the connecting rods, of each fixed cylinder is internally provided with a front wheel bracket, a pair of symmetrical mounting blocks are fixedly arranged at the bottom of the front end of the connecting frame, one side, deviating from the two mounting blocks are respectively, and a pedal assembly is arranged between the two connecting rods;
the front end both sides of seatpad frame all movable mounting has the backup pad, the link is installed between two backup pads, every the front bottom of backup pad all with corresponding connecting rod swing joint, every the mounting bracket is all installed to the back rear end of backup pad, every all install brushless motor in the mounting bracket, two all install the rear wheel on brushless motor's the power take off end.
Preferably, a screw rod is arranged between each connecting rod and the corresponding mounting block, and each screw rod penetrates through the corresponding mounting block and is connected with the corresponding connecting rod.
Preferably, the middle part of the backrest support is provided with a backrest cushion, both sides of the backrest support are movably hinged with armrests, the bottom of each armrest is provided with a support frame, both sides of the seat cushion support are provided with sliding grooves, the bottom end of each support frame is positioned in the corresponding sliding groove, and the front end of one armrest is provided with an operating rod.
Preferably, the energy supply assembly comprises an installation box, one side of the installation box is provided with a pair of symmetrical movable grooves, two movable grooves are formed in the other side of the installation box, movable plates are arranged in the movable grooves, a plugboard is fixedly arranged at one end of each movable plate, a storage battery is arranged in the installation box, a pair of symmetrical L-shaped plates are fixedly arranged at one side of the storage battery, each L-shaped plate is matched with the corresponding plugboard, a wire cylinder is arranged between the movable grooves, the wire cylinder penetrates through the installation box and is fixedly connected with the installation box, a screw rod is connected with the wire cylinder in a threaded manner, a square rod is fixedly arranged at one end of the screw rod, a rotary cylinder is sleeved on the square rod, the rotary cylinder is matched with the square rod in a clamping manner, a handle is fixedly arranged at one end of the square rod, which is far away from the screw rod, two arc rods are movably hinged on the rotary cylinder in a staggered manner, and one end, which is far away from the arc rods, is movably hinged with the corresponding movable plate.
Preferably, the rotary drum is in an outer round and inner square shape.
Preferably, the pedal assembly comprises a connecting plate, the connecting plate is arranged between the bottom ends of the two connecting rods and fixedly connected with the two connecting rods, a trapezoid frame is fixedly arranged on the front surface of the connecting plate, a pair of symmetrical adjusting frames are arranged on two sides of the trapezoid frame, the rear end of each adjusting frame is movably hinged with one side of the connecting plate, a miniature double-shaft telescopic cylinder is arranged in the trapezoid frame, two telescopic end parts of the miniature double-shaft telescopic cylinder are movably hinged with hinging rods, one end, far away from the miniature double-shaft telescopic cylinder, of each hinging rod is movably hinged with the corresponding adjusting frame, springs are fixedly arranged inside two sides of the front end of the trapezoid frame, and one end, deviating from each spring, of each trapezoid frame is connected with the corresponding adjusting frame.
Preferably, the top surface of the trapezoid frame is provided with trapezoid pedals, and the top surface of each adjusting frame is provided with telescopic pedals.
The beneficial effects of the invention are as follows:
1. according to the invention, the storage battery is placed in the installation box, the handle is rotated to drive the square rods and the rotary drum to rotate, so that the two arc rods, the two moving plates and the two plugboards are driven to move, and the plugboards are driven to be inserted into the corresponding L-shaped plates, so that the storage battery can be conveniently and rapidly installed and disassembled, and a good protection effect is achieved on the storage battery;
4. according to the invention, through the arrangement of the miniature double-shaft telescopic cylinder, under the hinging operation, the two hinging rods are driven to movably hinge along the miniature double-shaft telescopic cylinder and the adjusting frame, so that the adjusting frame is pushed to expand outwards, the adjusting frame is driven to movably hinge along the connecting plate, the spring stretches out and draws back, and the telescopic pedal is conveniently driven to carry out the adjusting operation;
3. when the angle of the pedal is required to be adjusted, the screw is rotated, so that the pedal is convenient to mount and dismount, and the pedal is convenient to adjust;
4. according to the invention, through the arrangement of the hinged cylinder, the backrest bracket can be driven to carry out multi-angle adjustment operation, so that a user can conveniently adjust the backrest bracket to a proper angle according to own needs, and the comfort level of the user is further effectively increased.
Drawings
FIG. 1 is an exploded pictorial view of the present invention;
FIG. 2 is a three-dimensional schematic of the present invention;
FIG. 3 is a right side three-dimensional schematic of the present invention;
FIG. 4 is a three-dimensional schematic view of a pedal assembly of the present invention;
FIG. 5 is a schematic view of the structure of the pedal assembly of the present invention;
FIG. 6 is a schematic view of the structure of the energy supply assembly of the present invention;
reference numerals: 1. a seat cushion frame; 2. a seat cushion; 3. an armrest; 4. a support frame; 5. an operation lever; 6. an energy supply assembly; 7. a connection frame; 8. a hinged frame; 9. a connecting rod; 10. a fixed cylinder; 11. a pedal assembly; 12. a front wheel; 13. a front wheel bracket; 14. a brushless motor; 15. a rear wheel; 16. a support plate; 17. a back cushion; 18. a backrest bracket; 19. a connecting rod; 20. a mounting block; 21. a screw; 22. a telescopic pedal; 23. an adjusting frame; 24. a spring; 25. a trapezoidal frame; 26. a trapezoidal pedal; 27. a connecting plate; 28. a hinge rod; 29. a miniature double-shaft telescopic cylinder; 30. a storage battery; 31. a mounting box; 32. an L-shaped plate; 33. a plug board; 34. a moving plate; 35. a yarn cylinder; 36. a screw rod; 37. square rods; 38. a handle; 39. a rotating drum; 40. an arc-shaped rod; 41. a lower controller; 42. a hinge cylinder; 43. and a connecting frame.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present invention are obtained, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-6, a novel electric wheelchair comprises a seat cushion frame 1, wherein a seat cushion 2 is arranged on the top surface of the seat cushion frame 1, a hinge frame 8 is movably hinged at the rear of the seat cushion frame 1, a backrest bracket 18 is movably hinged at the top end of the hinge frame 8, a hinge cylinder 42 is arranged between the hinge frame 8 and the backrest bracket 18, the end part of the telescopic end of the hinge cylinder 42 is movably hinged with the backrest bracket 18, the bottom of a cylinder body of the hinge cylinder 42 is movably hinged with the hinge frame 8, the model of the hinge cylinder 42 is LSH-064, the hinge cylinder 42 is arranged to drive the backrest bracket 18 of the electric wheelchair to perform multi-angle adjustment operation, a user can conveniently adjust the angle to a proper angle according to own needs, the comfort level of the user is further effectively increased, a connecting frame 43 is movably arranged at the bottom end of the hinge frame 8, the connecting frame 43 is arranged between two support plates, a connecting frame 7 is movably hinged on the connecting frame 43, an energy supply assembly 6 is arranged on the connecting frame 7, a lower controller 41 is arranged near the energy supply assembly 6, the lower controller 41 is arranged on the connecting frame 7, the front ends of the connecting frame 7 are respectively provided with two connecting rods 9 which are arranged at two sides and are opposite to each other, two front end brackets 13 are respectively arranged in front connecting rods 20 and are respectively, two front connecting rods 20 are fixedly arranged at two sides of the connecting rods 20 which are respectively, and two front connecting rods 20 are arranged at two front sides of the front end brackets and 13 and are respectively, and two front connecting rods 20 are fixedly arranged;
the front end both sides of seat cushion frame 1 all movable mounting has backup pad 16, and the front bottom of every backup pad 16 all with corresponding connecting rod 9 swing joint, and the mounting bracket is all installed to the back rear end of every backup pad 16, all installs brushless motor 14 in every mounting bracket, all installs rear wheel 15 on the power take off end of two brushless motors 14. The brushless motor 14 is wirelessly connected to the operation lever 5, and the operation lever 5 can control the rear wheel 15 to perform functions such as forward, backward, cornering, and the like.
Screw rods 21 are arranged between each connecting rod 19 and the corresponding mounting block 20, and each screw rod 21 penetrates through the corresponding mounting block 20 and is connected with the corresponding connecting rod 19. When specifically using, when needs carry out angle modulation to the footboard, through reverse rotation screw rod 21, drive screw rod 21 rotates along connecting rod 19, installation piece 20, then through upwards or down regulation connecting rod 19, when adjusting to suitable angle, through forward rotation screw rod 21 for connecting rod 19 and installation piece 20 stable connection, thereby conveniently carry out the operation of adjusting to the footboard.
The middle part of the backrest bracket 18 is provided with a backrest cushion 17, two sides of the backrest bracket 18 are movably hinged with armrests 3, the bottom of each armrest 3 is provided with a supporting frame 4, two sides of the seat cushion bracket 1 are provided with sliding grooves, the bottom end of each supporting frame 4 is positioned in the corresponding sliding groove, and the front end of one armrest 3 is provided with an operating rod 5. When the armrest 3 is particularly used, when the armrest 3 needs to be adjusted, the support frame 4 is pulled to slide along the sliding groove, and then the armrest 3 is driven to move along the support frame 4 and the backrest support 18, so that the height of the armrest 3 is convenient to adjust.
Example 2
As shown in fig. 1 to 6, in the case where the other portions are the same as in embodiment 1, this embodiment differs from embodiment 1 in that: the energy supply assembly 6 comprises a mounting box 31, one side of the mounting box 31 is provided with a pair of symmetrical movable grooves, movable plates 34 are arranged in the two movable grooves, one end of each movable plate 34 is fixedly provided with a plugboard 33, a storage battery 30 is mounted in the mounting box 31, the storage battery 30 supplies energy supply operation for the whole device, one side of the storage battery 30 is fixedly provided with a pair of symmetrical L-shaped plates 32, each L-shaped plate 32 is matched with the corresponding plugboard 33, a wire cylinder 35 is arranged between the two movable grooves, the wire cylinder 35 penetrates through the mounting box 31 and is fixedly connected with the mounting box 31, a screw rod 36 is connected with the inner thread of the wire cylinder 35, one end of the screw rod 36 is fixedly provided with a square rod 37, a rotary drum 39 is sleeved on the square rod 37, the rotary drum 39 is in clamping fit with the square rod 37, one end, far away from the screw rod 36, of the square rod 37 is fixedly provided with a handle 38, the rotary drum 39 is movably hinged with two arc-shaped rods 40, and one end, deviating from the two arc-shaped rods 40, of the corresponding movable plates 34 are movably hinged. The drum 39 has an outer round and an inner square shape. When specifically using, when needs carry out the installation operation to battery 30, through placing battery 30 in installation case 31, drive L shaped plate 32 and be located installation case 31, through rotating handle 38, drive square pole 37 and rotate, because square pole 37 and rotary drum 39 are the block setting, synchronous drive rotary drum 39 rotates, lead screw 36 carries out the screw thread rotation along silk section of thick bamboo 35, and then drive two arc poles 40 and carry out movable hinge operation along rotary drum 39, the movable plate 34 that corresponds, thereby promote two movable plates 34, two plugboards 33 and carry out the reverse movement, conveniently drive plugboard 33 and insert and establish in the L shaped plate 32 that corresponds, not only conveniently carry out quick installation and dismantlement operation to battery 30, but also play good guard action to battery 30.
Example 3
As shown in fig. 1 to 6, in the case where the other portions are the same as in embodiment 2, this embodiment differs from embodiment 1 in that: the pedal assembly 11 comprises a connecting plate 27, the connecting plate 27 is arranged between the bottom ends of the two connecting rods 19 and fixedly connected with the two connecting rods 19, a trapezoid frame 25 is fixedly arranged on the front surface of the connecting plate 27, symmetrical adjusting frames 23 are arranged on two sides of the trapezoid frame 25, the rear end of each adjusting frame 23 is movably hinged with one side of the connecting plate 27, a miniature double-shaft telescopic cylinder 29 is arranged in the trapezoid frame 25, the model of the miniature double-shaft telescopic cylinder 29 is 42ZL48-5.0AB-4, two telescopic end parts of the miniature double-shaft telescopic cylinder 29 are movably hinged with hinging rods 28, one end of each hinging rod 28, far away from the miniature double-shaft telescopic cylinder 29, is movably hinged with the corresponding adjusting frame 23, springs 24 are fixedly arranged in two sides of the front end of the trapezoid frame 25, and one end, far away from the two springs 24, are connected with the corresponding adjusting frame 23. A trapezoidal pedal 26 is mounted on the top surface of the trapezoidal frame 25, and a telescopic pedal 22 is mounted on the top surface of each adjusting frame 23. When specifically using, when needs are adjusted the footboard, through starting miniature biax telescopic cylinder 29, under miniature biax telescopic cylinder 29's power take off, drive miniature biax telescopic cylinder 29's two flexible end tip and carry out synchronous flexible operation, simultaneously under articulated operation, drive two articulated poles 28 and carry out movable hinge along miniature biax telescopic cylinder 29, adjust frame 23, and then promote adjust frame 23 and expand the operation outward, thereby drive adjust frame 23 and carry out movable hinge along connecting plate 27, make spring 24 carry out flexible operation, thereby conveniently drive flexible footboard 22 and carry out the adjustment operation, and then the convenience carries out the adjustment operation to the footboard according to different user's demand.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. An electric wheelchair comprises a seat cushion frame (1), and is characterized in that: the top surface of the seat cushion frame (1) is provided with a seat cushion (2), the rear of the seat cushion frame (1) is movably hinged with a hinged frame (8), the top end of the hinged frame (8) is movably hinged with a backrest bracket (18), a hinged cylinder (42) is arranged between the hinged frame (8) and the backrest bracket (18), the telescopic end part of the hinged cylinder (42) is movably hinged with the backrest bracket (18), the bottom of a cylinder body of the hinged cylinder (42) is movably hinged with the hinged frame (8), the bottom end of the hinged frame (8) is movably provided with a connecting frame (43), the connecting frame (7) is movably hinged on the connecting frame (43), the energy supply assembly (6) is arranged on the connecting frame (7), a lower controller (41) is arranged at the adjacent part of the energy supply assembly (6), the lower controller (41) is arranged on the connecting frame (7), connecting rods (9) are movably arranged at two sides of the front end of the connecting frame (7), fixed barrels (10) are fixedly arranged at one sides of the two connecting rods (9) which deviate from each other, front wheel brackets (13) are movably arranged in each fixed barrel (10), front wheels (12) are arranged in each front wheel bracket (13), a pair of symmetrical mounting blocks (20) are fixedly arranged at the bottom of the front end of the connecting frame (7), the two mounting blocks (20) are provided with connecting rods (19) at the sides facing away from each other,
a pedal assembly (11) is arranged between the bottom ends of the two connecting rods (19);
the two sides of the front end of the seat cushion frame (1) are movably provided with support plates (16), the connecting frame (43) is arranged between the two support plates (16), the front bottom end of each support plate (16) is movably connected with the corresponding connecting rod (9), the rear end of the back of each support plate (16) is provided with a mounting frame, each mounting frame is internally provided with a brushless motor (14), and the two brushless motors (14) move
The force output ends are all provided with rear wheels (15);
the energy supply assembly (6) comprises a mounting box (31), one side of the mounting box (31) is provided with an opening, the other side of the mounting box (31) is provided with a pair of symmetrical movable grooves, two movable plates (34) are arranged in the movable grooves, one end of each movable plate (34) is fixedly provided with a plugboard (33), a storage battery (30) is arranged in the mounting box (31), one side of the storage battery (30) is fixedly provided with a pair of symmetrical L-shaped plates (32), and each L-shaped plate (32) is fixedly connected with the corresponding plugboard
(33) A wire cylinder (35) is arranged between the two moving grooves in a matched manner, and the wire cylinder (35) penetrates through
Wear install bin (31) and with install bin (31) rigid coupling, screw (35) internal thread connection has lead screw (36), square rod (37) have been set firmly to the one end of lead screw (36), square rod (37) are gone up the cover and are established rotary drum (39), rotary drum (39) and square rod (37) block cooperation, handle (38) have been set firmly on square rod (37) are kept away from the one end of lead screw (36), crisscross swing joint has two arc poles (40) on rotary drum (39), two the one end that arc pole (40) deviate from all with the removal that corresponds mutually
The plate (34) is articulated.
2. An electric wheelchair according to claim 1, characterized in that: each connecting rod (19) and the corresponding mounting block (20) are provided with a screw rod (21), and each screw rod (21)
All penetrate through the corresponding mounting blocks (20) and are connected with the corresponding connecting rods (19).
3. An electric wheelchair according to claim 1, characterized in that: the middle part of the backrest support (18) is provided with a backrest cushion (17), two sides of the backrest support (18) are movably hinged with armrests (3), the bottom of each armrest (3) is provided with a supporting frame (4), two sides of the seat cushion frame (1) are provided with sliding grooves, and the bottom end of each supporting frame (4) is positioned in the corresponding sliding groove
And an operating rod (5) is arranged at the front end of one of the armrests (3).
4. An electric wheelchair according to claim 1, characterized in that: the rotary drum (39) is
An outer round and an inner square shape.
5. An electric wheelchair according to claim 1, characterized in that: the pedal assembly (11) comprises a connecting plate (27), wherein the connecting plate (27) is arranged between the bottom ends of two connecting rods (19) and fixedly connected with the two connecting rods (19), a trapezoid frame (25) is fixedly arranged on the front surface of the connecting plate (27), a pair of symmetrical adjusting frames (23) are arranged on two sides of the trapezoid frame (25), the rear end of each adjusting frame (23) is movably hinged with one side of the connecting plate (27), a miniature double-shaft telescopic cylinder (29) is arranged in the trapezoid frame (25), hinge rods (28) are movably hinged at the end parts of two telescopic ends of the miniature double-shaft telescopic cylinder (29), and one end, far away from the miniature double-shaft telescopic cylinder (29), of each hinge rod (28) is movably hinged with the corresponding adjusting frame (23), and the trapezoid frame (25)
Springs (24) are fixedly arranged in the two sides of the front end of the utility model, and one ends of the two springs (24) deviating from each other
Is connected to a corresponding adjusting frame (23).
6. An electric wheelchair according to claim 5, characterized in that: the top surface of the trapezoid frame (25) is provided with a trapezoid pedal (26), and the top surface of each adjusting frame (23) is provided with a stretching part
A retractable pedal (22).
CN202111054447.3A 2021-09-09 2021-09-09 Novel electric wheelchair Active CN113797030B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111054447.3A CN113797030B (en) 2021-09-09 2021-09-09 Novel electric wheelchair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111054447.3A CN113797030B (en) 2021-09-09 2021-09-09 Novel electric wheelchair

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Publication Number Publication Date
CN113797030A CN113797030A (en) 2021-12-17
CN113797030B true CN113797030B (en) 2023-05-26

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ID=78894986

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111054447.3A Active CN113797030B (en) 2021-09-09 2021-09-09 Novel electric wheelchair

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Country Link
CN (1) CN113797030B (en)

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