CN219721098U

CN219721098U - One-key folding electric wheelchair

Info

Publication number: CN219721098U
Application number: CN202321233542.4U
Authority: CN
Inventors: 陈建国; 陈新; 侯晓波
Original assignee: Jirui Medical Instrument Nantong Co ltd
Current assignee: Jirui Medical Instrument Nantong Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-09-22
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses a one-key folding electric wheelchair in the technical field of electric wheelchairs, which comprises a frame body, wherein the upper end of the frame body is connected with a cushion, two sides of the frame body are connected with armrests, one end of the frame body is movably connected with a backboard, and the bottom end of the frame body is movably connected with two rear wheels. When the electric wheelchair is required to be integrally folded, the hand presses the control key on one side of the back plate, the storage battery drives the two first electric rods and the two second electric rods to retract, the back plate is folded between the two armrests after the first electric rods retract, the integral height space of the device is reduced, and the extended front rod is retracted when the second electric rods retract, so that the transverse occupied volume is reduced, the device is integrally folded in one key, the vertical height volume and the transverse length volume of the device are reduced, and the device is conveniently folded in one key.

Description

One-key folding electric wheelchair

Technical Field

The utility model relates to the technical field of electric wheelchairs, in particular to a one-key folding electric wheelchair.

Background

The electric wheelchair is formed by superposing components such as a high-performance power driving device, an intelligent operating device, a battery and the like on the basis of the traditional manual wheelchair, and is transformed and upgraded, and is fundamentally different from the traditional electric scooter, battery truck, bicycle and other scooter tools in that the electric wheelchair is provided with an intelligent operating controller. Depending on the manner of operation, there are rocker controllers, and also controllers that are controlled by various switches such as heads or blowing and sucking systems.

However, most of the existing electric wheelchairs are integrally designed, so that the electric wheelchairs are inconvenient to fold quickly and carry, inconvenient to fold and operate in daily use, and poor in use effect.

Disclosure of Invention

The utility model aims to provide a one-key folding electric wheelchair so as to solve the problems that the electric wheelchair is mostly of an integral design, inconvenient and rapid to fold during use, inconvenient to carry, inconvenient to fold and operate during daily use and poor in use effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a one-key folding electric wheelchair, which comprises a frame body, the upper end of support body is connected with the cushion, the both sides of support body are connected with the handrail, and the handrail carries out both sides protection to the user, the one end swing joint of support body has the backplate, support body bottom swing joint has two rear wheels, two be connected with power motor between the rear wheels, power motor connects in the support body bottom, power motor drive rear wheel is rotatory, the bottom of support body is connected with the battery, and the battery carries out whole power supply to the device, and power motor drive rear wheel is rotatory, carries out the whole drive of device, the spread groove has been seted up to the both sides of backplate, the both sides swing joint of support body has first electric pole, the movable end swing joint of first electric pole is in the both sides of backplate, the movable end of first electric pole is connected in the spread groove, carries out both ends spacing support to the backplate through first electric pole, the connecting groove avoids the clamping position of the first electric rod after shrinking, the back plate is folded between the two handrails after shrinking, the whole height space of the device is reduced, the bottom of the frame body is connected with two sliding rails, the clamping plate is movably clamped in the sliding rails, two transverse second electric rods are arranged at the bottom of the frame body, the movable end of the second electric rod is connected to one side of the clamping plate, a front rod is connected to the clamping plate, the clamping plate moves in the sliding rails, the second electric rod is used for driving and supporting, the extending front rod is retracted when shrinking, the transverse occupied volume is reduced, one side of the bottom end of the front rod is connected with a front wheel, the front wheel is used for front end rolling and supporting, the other side of the bottom end of the front rod is movably connected with a pedal, the bottom end of the front rod is fixedly connected with a backing plate, the footboard is convenient for the step to be placed, and the backing plate on the front rod transversely puts the support to the footboard, one side of backplate is connected with two control keys, carries out the retract and the extension support of first electric pole and second electric pole through two control keys, lets the device wholly carry out a key folding and a key extension, facilitates the use.

As a further scheme of the utility model: the inside sliding tray of slip rail is the T font, the draw-in plate is matchd with the sliding tray in the slip rail, stabilizes the joint to the draw-in plate through the sliding tray of T font in the slip rail, guarantees the stable slip of draw-in plate.

As a further scheme of the utility model: the pushing stroke of the second electric rod is matched with the length of the sliding rail, the moving end of the second electric rod is connected to the middle position of the clamping plate, the second electric rod matched with the pushing stroke avoids pushing the clamping plate out of the sliding rail, and the clamping plate is limited through the second electric rod.

As a further scheme of the utility model: the front wheel is the universal wheel, the front wheel and the rear wheel setting are on same horizontal plane, and the front wheel of universal wheel is convenient for multi-direction adjustment, and front wheel and the rear wheel on same horizontal plane carry out steady support to the device.

As a further scheme of the utility model: the upper end face laminating of footboard is connected with the rubber slab, the rubber slab is rubber material preparation, increases frictional force through the rubber slab, lets user's foot place stably.

As a further scheme of the utility model: the utility model discloses a push rod, including backplate, push rod, clamping rod, spring, clamping rod, push rod, spring, push rod and clamping rod, the both sides swing joint of backplate has the push rod, the inside of push rod is the cavity setting, the internally mounted of push rod has the spring, the other end of spring is connected with the clamping rod, offer the groove that matches with the clamping rod removal in the push rod, clamping rod movable joint installs in the push rod, push rod one side fixedly connected with stirs the piece, swing joint's push rod can fold on the backplate and place, the spring of installing in the push rod provides the elasticity, the clamping rod that the spring other end is connected, the clamping rod joint carries out spacingly to the push rod when the push rod is folded and is placed, pulls the stirring piece of clamping rod one side, releases the joint of clamping rod, reduces vertical space occupation volume after folding.

As a further scheme of the utility model: the clamping end of the clamping rod is arc-shaped, the clamping rod and the push rod are arranged on the same axis, the arc-shaped clamping end of the clamping rod is convenient to clamp in the backboard, and the limiting stability of the clamping rod and the push rod on the same axis is guaranteed.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, when the electric wheelchair is required to be integrally folded, a hand presses a control key on one side of the back plate, the storage battery drives the two first electric rods and the two second electric rods to retract, the back plate is folded between the two handrails after the first electric rods retract, the integral height space of the device is reduced, the extended front rod is retracted when the second electric rods retract, the transverse occupied volume is reduced, the pedal is movably connected to the other side of the bottom end of the front rod, the bottom end of the front rod is fixedly connected with a base plate, the pedal is convenient for the foot rest to be placed, the movable pedal can be vertically stored, the front rod is convenient for retracting, the integral device is folded by one key, the vertical height volume and the transverse length volume of the device are reduced, and the device is convenient for one-key folding placement.

2. According to the utility model, the push rod which is movably connected can be folded and placed on the back plate, the spring arranged in the push rod provides elasticity, the clamping rod connected with the other end of the spring is clamped on the back plate when the push rod is vertically arranged, the push rod is limited, when the push rod is folded and placed, the poking block on one side of the clamping rod is pulled, the clamping connection of the clamping rod is released, and the occupied volume of the vertical space is reduced after folding.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the overall explosive structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;

fig. 5 is a schematic bottom perspective view of the present utility model.

In the figure: 1. a frame body; 2. a cushion; 3. an armrest; 4. a back plate; 5. a rear wheel; 6. a storage battery; 7. a power motor; 8. a connecting groove; 9. a first electric lever; 10. a sliding rail; 11. a clamping plate; 12. a second electric lever; 13. a front rod; 14. a front wheel; 15. a pedal; 16. a backing plate; 17. a rubber plate; 18. a control key; 19. a push rod; 20. a clamping rod; 21. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

This embodiment;

referring to fig. 1-5, in the embodiment of the utility model, a one-key folding electric wheelchair comprises a frame body 1, a seat cushion 2 is connected to the upper end of the frame body 1, armrests 3 are connected to two sides of the frame body 1, the armrests 3 protect two sides of a user, one end of the frame body 1 is movably connected with a back plate 4, the bottom end of the frame body 1 is movably connected with two rear wheels 5, a power motor 7 is connected between the two rear wheels 5, the power motor 7 is connected to the bottom of the frame body 1, the power motor 7 drives the rear wheels 5 to rotate, a storage battery 6 is connected to the bottom of the frame body 1, the storage battery 6 integrally supplies power to the device, the power motor 7 drives the rear wheels 5 to rotate, the device integrally drives, connecting grooves 8 are formed in two sides of the back plate 4, two sides of the frame body 1 are movably connected with first electric rods 9, moving ends of the first electric rods 9 are movably connected to two sides of the back plate 4, moving ends of the first electric rods 9 are connected in the connecting grooves 8, the back plate 4 is supported at two ends in a limiting way through the first electric rod 9, the connecting groove 8 prevents the clamping position of the first electric rod 9 after shrinking, the back plate 4 is folded between the two handrails 3 after shrinking, the whole height space of the device is reduced, the bottom of the frame body 1 is connected with two sliding rails 10, the clamping plate 11 is movably clamped in the sliding rails 10, the sliding groove in the sliding rails 10 is T-shaped, the clamping plate 11 is matched with the sliding groove in the sliding rails 10, the clamping plate 11 is stably clamped through the T-shaped sliding groove in the sliding rails 10, the stable sliding of the clamping plate 11 is ensured, the bottom of the frame body 1 is provided with two transverse second electric rods 12, the moving end of each second electric rod 12 is connected on one side of the clamping plate 11, the pushing stroke of each second electric rod 12 is matched with the length of the sliding rail 10, the movable end of the second electric rod 12 is connected to the middle position of the clamping plate 11, the second electric rod 12 matched with the pushing stroke avoids pushing the clamping plate 11 out of the sliding rail 10, the clamping plate 11 is limited by the second electric rod 12, the front rod 13 is connected to the clamping plate 11, the clamping plate 11 moves in the sliding rail 10, the second electric rod 12 drives and supports the clamping plate, the extending front rod 13 retracts when the second electric rod 12 contracts, the transverse occupied volume is reduced, one side of the bottom end of the front rod 13 is connected with a front wheel 14, the front wheel 14 carries out front end rolling support, the other side of the bottom end of the front rod 13 is movably connected with a pedal 15, the bottom end of the front rod 13 is fixedly connected with a base plate 16, the pedal 15 is convenient for the foot rest, the base plate 16 on the front rod 13 carries out transverse support on the pedal 15, one side of the back plate 4 is connected with two control keys 18, the retraction and extension support of the first electric rod 9 and the second electric rod 12 are carried out through the two control keys 18, the whole device is folded by one key and the whole device is expanded by one key, and the device is convenient to use.

Preferably, as shown in fig. 1, the front wheel 14 is a universal wheel, the front wheel 14 and the rear wheel 5 are arranged on the same horizontal plane, the front wheel 14 of the universal wheel is convenient for multidirectional adjustment, and the front wheel 14 and the rear wheel 5 on the same horizontal plane stably support the device.

Preferably, as shown in fig. 3, the upper end surface of the pedal 15 is attached with a rubber plate 17, the rubber plate 17 is made of rubber material, and friction force is increased by the rubber plate 17, so that the foot of a user is placed stably.

Preferably, as shown in fig. 4, two sides of the back plate 4 are movably connected with a push rod 19, the push rod 19 is convenient for the hand to hold and push, the inside of the push rod 19 is hollow, a spring 21 is connected with the other end of the spring 21, a clamping rod 20 is connected with the other end of the spring, a groove matched with the movement of the clamping rod 20 is formed in the push rod 19, the clamping rod 20 is movably clamped and installed in the push rod 19, a stirring block is fixedly connected with one side of the push rod 19, the push rod 19 which is movably connected can be folded and placed on the back plate 4, the spring 21 installed in the push rod 19 provides elasticity, the clamping rod 20 connected with the other end of the spring 20 is clamped on the back plate 4 when the push rod 19 is vertically installed, the push rod 19 is limited, the stirring block on one side of the clamping rod 20 is pulled when the push rod 19 is folded and placed, the clamping of the clamping rod 20 is released, and the occupied volume of the vertical space is reduced after the folding.

Preferably, as shown in fig. 4, the clamping end of the clamping rod 20 is arc-shaped, the clamping rod 20 and the push rod 19 are arranged on the same axis, the arc-shaped clamping end of the clamping rod 20 is convenient to be clamped in the back plate 4, and the limiting stability of the clamping rod 20 and the push rod 19 on the same axis is ensured.

The working principle of the utility model is as follows: when the electric wheelchair is required to be integrally folded, a hand presses a control key 18 on one side of the back plate 4, the storage battery 6 drives the two first electric rods 9 and the two second electric rods 12 to retract, the back plate 4 is folded between the two armrests 3 after the first electric rods 9 retract, the overall height space of the device is reduced, when the second electric rods 12 retract, the extending front rods 13 retract, the transverse occupied volume is reduced, the pedal 15 is movably connected to the other side of the bottom end of the front rods 13, the bottom end of the front rods 13 is fixedly connected with a base plate 16, the pedal 15 is convenient for the foot placement, the movable pedal 15 can be vertically accommodated, the front rods 13 retract, the whole device is folded by one key, the vertical height volume and the transverse length volume of the device are reduced, when the device is required to be integrally expanded, the hand presses the other control key 18, the two first electric rods 9 and the two second electric rods 12 can be driven to extend, and the operation is convenient.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a folding electronic wheelchair of key, includes support body (1), its characterized in that: the utility model discloses a seat cushion, a frame body (1) and a connecting plate, wherein the upper end of the frame body (1) is connected with a seat cushion (2), two sides of the frame body (1) are connected with armrests (3), one end swing joint of the frame body (1) is provided with a back plate (4), two rear wheels (5) are movably connected with the bottom of the frame body (1), a power motor (7) is connected between the rear wheels (5), the power motor (7) is connected with the bottom of the frame body (1), the power motor (7) drives the rear wheels (5) to rotate, the bottom of the frame body (1) is connected with a storage battery (6), two sides of the back plate (4) are provided with connecting grooves (8), two sides of the frame body (1) are movably connected with first electric rods (9), the moving ends of the first electric rods (9) are connected with two sides of the back plate (4), the moving ends of the first electric rods (9) are connected with the connecting grooves (8), the bottom of the frame body (1) is connected with two sliding rails (10), the inner clamping rails (10) are clamped with the inner clamping plates (11), the two electric rods (11) are connected with the two electric rods (12) at the two sides of the front connecting plates (11), front wheel (14) are connected with one side of the bottom of front rod (13), footboard (15) are connected with the other side of the bottom of front rod (13) movably, backing plate (16) are connected with the bottom of front rod (13) fixedly, and two control keys (18) are connected with one side of backplate (4).

2. The one-button-folded electric wheelchair of claim 1, wherein: the sliding groove in the sliding rail (10) is T-shaped, and the clamping plate (11) is matched with the sliding groove in the sliding rail (10).

3. The one-button-folded electric wheelchair of claim 1, wherein: the pushing stroke of the second electric rod (12) is matched with the length of the sliding rail (10), and the moving end of the second electric rod (12) is connected to the middle position of the clamping plate (11).

4. The one-button-folded electric wheelchair of claim 1, wherein: the front wheels (14) are universal wheels, and the front wheels (14) and the rear wheels (5) are arranged on the same horizontal plane.

5. The one-button-folded electric wheelchair of claim 1, wherein: the upper end face of the pedal (15) is connected with a rubber plate (17) in a fitting mode, and the rubber plate (17) is made of rubber materials.

6. The one-button-folded electric wheelchair of claim 1, wherein: the utility model discloses a push rod, including backplate (4), push rod (19), spring (21) is connected with in the inside of push rod (19), the other end of spring (21) is connected with clamping rod (20), offer in push rod (19) with clamping rod (20) remove the groove of matching, clamping rod (20) movable joint is installed in push rod (19), push rod (19) one side fixedly connected with stirs the piece.

7. The one-button-folded electric wheelchair of claim 6, wherein: the clamping end of the clamping rod (20) is arc-shaped, and the clamping rod (20) and the push rod (19) are arranged on the same axis.