CN220002142U - Intelligent folding mechanism of wheelchair scooter for old people - Google Patents

Intelligent folding mechanism of wheelchair scooter for old people Download PDF

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Publication number
CN220002142U
CN220002142U CN202320498108.2U CN202320498108U CN220002142U CN 220002142 U CN220002142 U CN 220002142U CN 202320498108 U CN202320498108 U CN 202320498108U CN 220002142 U CN220002142 U CN 220002142U
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China
Prior art keywords
seat
folding mechanism
connecting rod
support frame
folding
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CN202320498108.2U
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Chinese (zh)
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经继群
杨宇智
吴正捷
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Hangzhou Registration Interconnection Technology Co ltd
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Hangzhou Registration Interconnection Technology Co ltd
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Abstract

The utility model discloses an intelligent wheelchair scooter folding mechanism for old people, which belongs to the field of mechanical structures and comprises supporting frames, wherein the supporting frames are parallel to each other, and at least two connecting buckles corresponding to each other in position are arranged on different supporting frames; the telescopic push rod is used for driving the support frame to fold, and one end of the telescopic push rod is rotationally connected with the connecting buckle; the telescopic pushing rod is characterized by further comprising a chassis, wherein the chassis comprises a plane seat and an inclined plane seat, one side, far away from the inclined plane seat, of the plane seat is rotationally connected with the telescopic pushing rod, and the inclined plane seat is rotationally connected with the supporting frame. This scheme adopts simple support frame and telescopic push rod to rotate and be connected to all collapsible parts all adopt to rotate and connect, have reduced folding mechanism's card dead condition, and back and seat can follow folding mechanism and fold or expand automatically, simple structure, folding and the convenient operation of expansion, convenient to use.

Description

Intelligent folding mechanism of wheelchair scooter for old people
Technical Field
The utility model relates to a folding mechanism, in particular to an intelligent wheelchair scooter folding mechanism for the aged.
Background
The scooter is widely used for old people or people inconvenient to move as a tool for replacing walking, most of the scooter has a folding function, but most of the scooter is complex in folding mode, has a certain difficulty in use for old people, and most of the scooter folding mechanism adopts a scissor mechanism, and sliding components in the scissor mechanism are easy to rust along with the longer use time, so that the scooter cannot be folded finally, the use difficulty of the old people is increased, or the scooter can be replaced, namely the service life is reduced.
For example: the utility model discloses a folding scooter, which is disclosed in the application, wherein a folding assembly is folded by a scissor type telescopic mechanism, but the contact area between a sliding block and a sliding rail in the scissor type telescopic mechanism is larger, and after long-time use, the friction force between the sliding block and the sliding rail is larger, so that the folding mechanism is easy to be blocked and finally cannot be folded.
Disclosure of Invention
The utility model solves the problems that the folding mechanism of the existing scooter is complex and is easy to be blocked due to large friction force when being used for a long time, and provides the folding mechanism of the wheelchair scooter for the old people.
In order to solve the technical problems, the utility model adopts the following technical scheme: an intelligent elder wheelchair scooter folding mechanism, includes: the support frames are parallel to each other, and at least two connecting buckles corresponding to each other in position are arranged on different support frames; and the telescopic push rod is used for driving the support frame to fold, and one end of the telescopic push rod is rotationally connected with the connecting buckle. The telescopic push rod can adopt electric control, through telescopic push rod's motion, can drive the support frame and fold and strut, rotate the frictional force between the mode of connection can effectively reduce support frame and the telescopic push rod, and the quantity of support frame is generally got two to three, can increase the stability of support frame to whole scooter, and the connector link on the support frame is used for rotating with the telescopic link to be connected to in order to fold smoothly, want synchronous motion between the support frame promptly, the position of connector link on the support frame needs to align.
Preferably, the telescopic pushing rod comprises a supporting frame, and is characterized by further comprising a chassis, wherein the chassis comprises a plane seat and an inclined plane seat, one side, far away from the inclined plane seat, of the plane seat is rotationally connected with the telescopic pushing rod, and the inclined plane seat is rotationally connected with the supporting frame. The chassis formed by the plane and the inclined plane is more compact, and an included angle is formed between the plane seat and the inclined plane seat, so that the stress between the telescopic push rod and the bracket is more stable.
Preferably, the novel chair further comprises a seat, wherein the bottom of the seat is rotatably connected with the support frame, and a backrest is rotatably connected to the seat. The seat is rotationally connected to the support frame, so that the position of the support frame and other structures can be conveniently adjusted after being folded, the overall volume of the scooter after being folded is reduced, the backrest is rotationally connected to the seat, namely, the backrest can be folded on the seat, and the overall volume is reduced.
Preferably, the backrest is provided with a fixing buckle, a push-pull steel cable is connected between the fixing buckle and a connecting buckle on the support frame, and a sleeve fixed at the bottom of the seat is arranged outside the push-pull steel cable. The push-pull steel cable has certain rigidity and certain flexibility, and can be used for adjusting the positions of the backrest and the seat; when the telescopic push rod is retracted, the support frame is pulled to rotate downwards to carry out folding operation, the connecting buckle arranged on the support frame also rotates relatively, the absolute distance between the connecting buckle and the fixed buckle is reduced from the horizontal position before folding to the vertical position after folding, and at the moment, the inside of the push-pull steel cable is expressed as pressure, namely the push-pull steel cable pushes the backrest to rotate towards the direction of the seat to carry out folding operation of the backrest; when the telescopic push rod stretches out, the supporting frame is pushed to rotate upwards to perform unfolding operation of the scooter, the position of the connecting buckle is rotated to be a folded horizontal state from a vertical state before folding, the absolute distance between the connecting buckle and the fixed buckle is increased, at the moment, the inside of the push-pull steel cable is in a pulling force, namely the push-pull steel cable can pull the backrest to rotate in a direction away from a seat, and the unfolding operation of the backrest is performed. The sleeve plays a role in protecting and guiding the push-pull steel rope, and prevents the push-pull steel rope from being in strong contact with other structures, so that the push-pull steel rope or other structures are damaged.
Preferably, the supporting frames are connected with a connecting shaft. The connecting shaft can ensure synchronous movement between the supporting frames, and is beneficial to normal folding and unfolding of the scooter.
Preferably, the folding mechanism further comprises a folding rod mechanism, wherein the folding mechanism comprises a first connecting rod and a second connecting rod, and the first connecting rod is rotationally connected with the second connecting rod. The folding mechanism formed by the first connecting rod and the second connecting rod has a larger rotating angle, is favorable for completing folding and unfolding operations, and adopts the two rod groups to be favorable for enhancing the stability of the folding mechanism and the whole scooter.
Preferably, one end of the telescopic push rod is rotatably connected to the connection part of the first connecting rod and the second connecting rod, one of the first connecting rod and the second connecting rod is rotatably connected with the plane seat, and the other is rotatably connected with the connecting buckle. The telescopic push rod is connected with the first connecting rod and the second connecting rod in a two-by-two rotating way, one connecting rod in the folding mechanism is connected with the plane seat in a rotating way, a supporting force can be increased by using the chassis, and the other connecting rod is connected with the connecting buckle, so that the support frame can be pushed to fold or stretch.
Preferably, the inclined plane seat is also provided with a fixing groove. The fixed slot is used for fixing the rotating connection part between the telescopic push rod and the first connecting rod and the second connecting rod after folding, so that the phenomenon that the folded scooter is partially unfolded due to the position change of the position is avoided.
Preferably, the plane seat is rotatably connected with a foot plate at a position far away from the inclined plane seat. The foot board is used for placing feet of a user, so that good experience of the user is improved, and the foot board can be folded to the upper portion of the chassis by the rotating position of the foot board, so that occupied space is reduced.
Compared with the prior art, the utility model has the beneficial effects that: (1) reduces the jamming condition of the folding mechanism; (2) The structure is simple, the folding and unfolding operations are convenient, and the use is convenient; (3) The backrest and the seat can be automatically folded or unfolded along with the folding mechanism.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the folded state of the present utility model.
Fig. 3 is a schematic structural view of embodiment 2 of the present utility model.
Fig. 4 is a schematic diagram showing a folded state of embodiment 2 of the present utility model.
Fig. 5 is an isometric view of the present utility model.
In the figure, a telescopic push rod, a supporting frame, a connecting buckle, a chassis, a plane seat, a bevel seat, a backrest, a fixing buckle, a push-pull steel rope, a sleeve pipe, a folding mechanism, a first connecting rod, a second connecting rod and a fixing groove are respectively arranged on the upper surface of the base plate, the lower surface of the base plate and the supporting frame.
Detailed Description
The technical scheme of the utility model is further specifically described below through specific embodiments and with reference to the accompanying drawings.
Example 1: the utility model provides an intelligence old man wheelchair scooter folding mechanism as shown in fig. 1-2, including seat 7, chassis 4, support frame 2 and flexible push rod 1, chassis 4 includes a plane seat 5 and an inclined plane seat 6, support frame 2 is two parallel member, and the one end of support frame 2 rotates to be connected in the bottom of seat 7, the other end rotates to be connected on the inclined plane seat 6 of chassis 4, still be equipped with two at least connector links 3 on every support frame 2, and the position of connector links 3 corresponds each other, the one end of flexible push rod 1 is connected on one of them a set of connector links 3, the other end is connected on the plane seat 5 of chassis 4 and is kept away from inclined plane seat 6 one side. Through the structure, the folding function of the scooter can be preliminarily realized, when the telescopic push rod 1 stretches, the support frame 2 can be pushed to move upwards, under the movement of the support frame 2, the seat 7 moves upwards along with the upward movement, and when the telescopic push rod 1 contracts, the support frame 2 is pulled to move downwards, so that the seat 7 also moves downwards to carry out folding operation.
In order to enable the seat 7 to rotate to a normal position, the position is fixed, the seat 7 is also rotationally connected with the backrest 8, the back of the backrest 8 is fixedly connected with the fixing buckle 9, a group of connecting buckles 3 on the fixing buckle 9 and the support frame 2 are also connected with the push-pull steel cable 10, and the push-pull steel cable 10 has certain rigidity and certain flexibility and can be used for adjusting the positions of the backrest 8 and the seat 7; when the telescopic push rod 1 is retracted, the support frame 2 is pulled to rotate downwards to carry out folding operation, the connecting buckle 3 arranged on the support frame 2 also rotates relatively, the absolute distance between the connecting buckle 3 and the fixed buckle 9 is reduced from the horizontal position before folding to the vertical position after folding, and at the moment, the inside of the push-pull steel cable 10 shows pressure, namely the push-pull steel cable 10 pushes the backrest 8 to rotate towards the direction of the seat 7 to carry out folding operation of the backrest 8; when the telescopic push rod 1 stretches out, the support frame 2 is pushed to rotate upwards to perform the unfolding operation of the scooter, the position of the connecting buckle 3 is rotated from a vertical state before folding to a horizontal state after folding, the absolute distance between the connecting buckle 3 and the fixed buckle 9 is increased, the inside of the push-pull steel cable 10 is in a pulling force, namely the push-pull steel cable 10 can pull the backrest 8 to rotate in a direction away from the seat 7, and the unfolding operation of the backrest 8 is performed. The push-pull steel cable 10 is also sleeved with a sleeve 11, the sleeve 11 is fixed at the bottom of the seat 7, the sleeve 11 plays a role in protecting and guiding the push-pull steel cable 10, and the push-pull steel cable 10 and other structures are prevented from being in strong contact, so that the push-pull steel cable 10 or other structures are damaged.
The foot plate is further rotationally connected to one side, far away from the inclined plane seat 6, of the plane seat 5 of the chassis 4 and is used for placing feet of a user, so that good experience of the user is improved, and the foot plate can be folded to the upper portion of the chassis 4 by the rotation of the foot plate, so that occupied space is reduced.
Example 2: the difference between the present embodiment and embodiment 1 is that the support frames 2 are also connected with a connecting shaft, and the connecting shaft can ensure synchronous movement between the support frames 2, which is beneficial to normal folding and unfolding of the scooter. And because the movement between the support frames 2 is synchronous, only one driving mechanism for driving the support frames 2 is needed, the use of the driving mechanism is reduced, namely, in the embodiment, the folding and the stretching of the support frames 2 can be completed by only adopting one telescopic push rod 1, so that the folding mechanism is further simplified.
Example 3: the folding mechanism of the intelligent elder wheelchair scooter shown in fig. 3 to 5 is different from the embodiment 1 only in that a folding mechanism 12 is added between a telescopic push rod 1 and a supporting frame 2, and a fixing groove 15 is further arranged on an inclined seat 6 of a chassis 4.
The folding mechanism 12 includes a first link 13 and a second link 14, the first link 13 being rotatably connected to the second link 14. The first connecting rod 13 and the second connecting rod 14 are respectively two parallel rod groups, a rotating shaft is connected between the two rod groups, and the telescopic push rod 1 can push the first connecting rod 13 and the second connecting rod 14 to rotate only by being rotationally connected with the rotating shaft, so that the support frame 2 is pushed to rotate; the folding mechanism 12 formed by the first connecting rod 13 and the second connecting rod 14 has a larger rotation angle, is beneficial to the scooter to complete folding and unfolding operations, and adopts two rod groups to be beneficial to enhancing the stability of the folding mechanism 12 and the whole scooter. The first connecting rod 13 is rotatably connected with the plane seat 5, a supporting force can be increased by using the chassis 4, the second connecting rod 14 is connected with the connecting buckle 3 on the support frame 2, the support frame 2 can be pushed to fold or stretch, and the telescopic push rod 1 is rotatably connected with the first connecting rod 13 and the second connecting rod 14 in pairs. The fixing groove 15 is used for fixing the rotating connection part between the telescopic push rod 1 and the first connecting rod 13 and the second connecting rod 14 after folding, so that the phenomenon that the folded scooter is partially unfolded due to the position change of the position is avoided.

Claims (8)

1. Intelligent old man's wheelchair scooter folding mechanism, its characterized in that includes:
the support frames are parallel to each other, and at least two connecting buckles corresponding to each other in position are arranged on different support frames;
the telescopic push rod is used for driving the support frame to fold, and one end of the telescopic push rod is rotationally connected with the connecting buckle;
the bottom of the seat is rotationally connected with the support frame, and the seat is rotationally connected with a backrest;
a fixed buckle is arranged on the backrest, and a push-pull steel cable is connected between the fixed buckle and a connecting buckle on the support frame; the push-pull steel cable has certain flexibility.
2. The folding mechanism of the intelligent elder wheelchair scooter of claim 1, further comprising a chassis, wherein the chassis comprises a plane seat and an inclined seat, one side of the plane seat away from the inclined seat is rotationally connected with the telescopic push rod, and the inclined seat is rotationally connected with the support frame.
3. The folding mechanism of the intelligent elder wheelchair scooter of claim 1, wherein a sleeve fixed at the bottom of the seat is arranged outside the push-pull steel cable.
4. An intelligent elder wheelchair scooter folding mechanism according to any one of claims 1-3, wherein the support frames are connected together by a connecting shaft.
5. The folding mechanism of the intelligent elder wheelchair scooter of claim 2, further comprising a folding rod mechanism, wherein the folding mechanism comprises a first connecting rod and a second connecting rod, and the first connecting rod is rotatably connected with the second connecting rod.
6. The folding mechanism of the wheelchair for the elderly of claim 5, wherein one end of the telescopic push rod is rotatably connected to a connection part of the first connecting rod and the second connecting rod, one of the first connecting rod and the second connecting rod is rotatably connected with the plane seat, and the other is rotatably connected with the connecting buckle.
7. The folding mechanism of the intelligent elder wheelchair scooter of claim 6, wherein the inclined seat is further provided with a fixing groove.
8. The folding mechanism of the intelligent elder wheelchair scooter of claim 2, wherein the foot plate is rotatably connected to the plane seat far away from the inclined plane seat.
CN202320498108.2U 2023-03-09 2023-03-09 Intelligent folding mechanism of wheelchair scooter for old people Active CN220002142U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320498108.2U CN220002142U (en) 2023-03-09 2023-03-09 Intelligent folding mechanism of wheelchair scooter for old people

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320498108.2U CN220002142U (en) 2023-03-09 2023-03-09 Intelligent folding mechanism of wheelchair scooter for old people

Publications (1)

Publication Number Publication Date
CN220002142U true CN220002142U (en) 2023-11-14

Family

ID=88693397

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320498108.2U Active CN220002142U (en) 2023-03-09 2023-03-09 Intelligent folding mechanism of wheelchair scooter for old people

Country Status (1)

Country Link
CN (1) CN220002142U (en)

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