CN213851524U

CN213851524U - Intelligent wheelchair with height adjusting function

Info

Publication number: CN213851524U
Application number: CN202021596731.4U
Authority: CN
Inventors: 孙莹
Original assignee: Baotou Vocational and Technical College
Current assignee: Baotou Vocational and Technical College
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-08-03
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses an intelligent wheelchair with height adjusting function, which comprises a base; support case fixed mounting in the surface of base, seat fixed mounting in the surface of support case, elevating gear set up in the inside of support case, elevating gear includes the motor, shaft coupling fixedly connected with dwang is passed through to motor output shaft's one end, the surface cover of dwang is equipped with first bevel gear, the one end fixedly connected with rotor plate of dwang, the first threaded rod of one end fixedly connected with of rotor plate, the utility model relates to an intelligence wheelchair technical field. This kind of intelligence wheelchair with height adjusting function can conveniently adjust the seat through using elevating gear, can ensure the use under the various conditions, uses the cooperation of slide bar and first slider can conveniently fix the seat and can prevent to play spacing effect when adjusting the messenger to the seat.

Description

Intelligent wheelchair with height adjusting function

Technical Field

The utility model relates to an intelligence wheelchair technical field specifically is an intelligence wheelchair with height regulatory function.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is divided into electric and manual folding wheelchairs and is an important moving tool for home rehabilitation, turnover transportation, diagnosis and outgoing activities of wounded persons, patients and disabled persons.

The cushion at current intelligent wheelchair is relatively fixed, can not adjust according to user's health, leads to the user can't carry out the lift of intelligent wheelchair under various environment again to lead to the user can't reach the effect of wanting to use, and take the security performance that can't ensure the use when current intelligent wheelchair has raising and lowering functions.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an intelligence wheelchair with height regulatory function has solved the cushion at current intelligence wheelchair relatively fixed, can not adjust according to user's health, leads to the problem that the user can't carry out the lift of intelligence wheelchair under the various environment again.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an intelligent wheelchair with a height adjusting function comprises a base;

the supporting box is fixedly arranged on the surface of the base;

the seat is fixedly arranged on the surface of the support box;

elevating gear, elevating gear set up in the inside of supporting box, elevating gear includes the motor, shaft joint fixedly connected with dwang is passed through to the one end of motor output shaft, the surface cover of dwang is equipped with first bevel gear, the one end fixedly connected with rotor plate of dwang, the first threaded rod of one end fixedly connected with of rotor plate, the equal threaded connection in surface both sides of first threaded rod has the thread piece, two the first fixed block of the equal fixedly connected with in surface of thread piece, the bottom both sides of seat all are fixed with the second fixed block, two first fixed block and two fixedly connected with connecting rod between the second fixed block.

The seat can be conveniently adjusted by using the lifting device, and the use under various conditions can be ensured.

Further, one side of the first bevel gear is meshed with a second bevel gear, one side of the second bevel gear is fixedly connected with a rotary rod, one end of the rotary rod is fixedly connected with a third bevel gear, the supporting box is arranged inside and located, one side of the first threaded rod is provided with a second threaded rod, and a fourth bevel gear is sleeved on the surface of the second threaded rod.

Further, one side fixed mounting of supporting box has the back, the installation cavity has been seted up to the inside of back, fixed mounting has the slide bar between the top of installation intracavity wall and the bottom, the surface cover of slide bar is equipped with first slider, one side of first slider with one side fixed connection of seat.

The cooperation of using slide bar and first slider can conveniently fix the seat and can prevent to play spacing effect when adjusting the messenger to the seat.

Further, one side of installation intracavity wall has set gradually fixed subassembly from last to down, fixed subassembly includes the mounting box, the spout, two have all been seted up to the top and the bottom of mounting box inner wall the equal sliding connection in inside of spout has the second slider, two fixed connection fixed plate between the second slider.

The fixed component can be used for conveniently limiting the first sliding block and the seat and protecting the first sliding block and the seat when special conditions can be prevented.

Further, one side fixed mounting of fixed plate has the stopper, the inside of slide bar set up with the spacing groove of stopper looks adaptation, one side fixedly connected with pull rod of fixed plate, two the inside of spout just is located two one side of second slider with the surface of pull rod all is equipped with the spring.

Furthermore, one end of the pull rod is fixedly connected with a connecting plate, and a baffle is fixedly mounted on one side of the connecting plate.

Furthermore, one side of the baffle is fixedly connected with a push rod, and one end of the push rod is fixedly provided with a handle.

The push rod, the connecting plate and the baffle are matched for use, so that the fixing component can be driven to move when being adjusted.

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

this kind of intelligence wheelchair with height adjustment function, can conveniently adjust the seat through using elevating gear, can ensure the use under the various conditions, the cooperation that uses slide bar and first slider can conveniently be fixed the seat and can prevent to play spacing effect when adjusting the messenger to the seat, use fixed subassembly can conveniently carry out the effect that plays the protection when spacing can prevent to appear special case to first slider and seat, use the push rod with, the fixed subassembly of drive when the cooperation use of connecting plate and baffle can be convenient and easy removes.

Drawings

FIG. 1 is a schematic structural view of an intelligent wheelchair with height adjustment function;

fig. 2 is a schematic structural view of the lifting device of the present invention;

fig. 3 is a top view of the lifting device of the present invention;

fig. 4 is an enlarged view of a portion a of fig. 1 according to the present invention;

fig. 5 is a schematic view of the external structure of the intelligent wheelchair of the present invention.

In the figure: 1-base, 2-supporting box, 3-seat, 4-lifting device, 401-motor, 402-rotating rod, 403-first bevel gear, 404-rotating plate, 405-first threaded rod, 406-threaded block, 407-first fixed block, 408-second fixed block, 409-connecting rod, 5-second bevel gear, 6-rotating rod, 7-third bevel gear, 8-second threaded rod, 9-fourth bevel gear, 10-backrest, 11-mounting cavity, 12-sliding rod, 13-first sliding block, 14-fixing component, 141-mounting box, 142-sliding groove, 143-second sliding block, 144-fixing plate, 145-limiting block, 146-limiting groove, 147-spring, 148-pull rod, 15-connecting plate, 16-baffle, 17-push rod, 18-handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an intelligent wheelchair with a height adjusting function comprises a base 1;

both sides of the base 1 are fixedly provided with rollers.

The supporting box 2 is fixedly arranged on the surface of the base 1;

the top of the support box 2 has no box cover, and the support box 2 is in the shape of a letter U.

A seat 3, wherein the seat 3 is fixedly arranged on the surface of the support box 2;

the equal fixedly connected with fixture block in the both sides at seat 3 top to all set up the draw-in groove with two fixture block looks adaptations in the both sides at supporting box 2 top, there is the handrail at the equal fixed mounting in both sides of seat 3.

Elevating gear 4, elevating gear 4 set up in the inside of supporting box 2, elevating gear 4 includes motor 401, shaft joint fixedly connected with dwang 402 is passed through to the one end of motor 401 output shaft, the surface cover of dwang 402 is equipped with first bevel gear 403, the one end fixedly connected with rotor plate 404 of dwang 402, the first threaded rod 405 of one end fixedly connected with of rotor plate 404, the equal threaded connection in surface both sides of first threaded rod 405 has thread block 406, two the equal fixedly connected with in surface of thread block 406 first fixed block 407, the bottom both sides of seat 3 all are fixed with second fixed block 408, two first fixed block 407 and two fixedly connected with connecting rod 409 between the second fixed block 408.

All fixed mounting has second fixed block 408 on four angles of seat 3 bottom, and one side of four second fixed blocks 408 all is provided with the axis of rotation, and the equal threaded connection in surface both sides of first threaded rod 405 and second threaded rod 8 has screw block 406, and the screw of first threaded rod 405 and the surperficial both sides of second threaded rod 8 is reverse screw, all overlap at the intermediate position of first threaded rod 405 and second threaded rod 8 and be equipped with the baffle, all fixedly connected with first fixed block 407 in the surface of four screw blocks 406, and one side of four first fixed blocks 407 all is provided with the axis of rotation, all fixed mounting has connecting rod 409 between two first fixed blocks 407 and two sets of second fixed blocks 408.

One side meshing second bevel gear 5 of first bevel gear 403, one side fixedly connected with rotary rod 6 of second bevel gear 5, the one end fixedly connected with third bevel gear 7 of rotary rod 6, the inside of supporting box 2 just is located one side of first threaded rod 405 is provided with second threaded rod 8, the surface cover of second threaded rod 8 is equipped with fourth bevel gear 9.

The surperficial both sides of rotary rod 6 all are provided with the bracing piece, and both sides are fixed around the one end of two bracing pieces and the one side of supporting box 2 inner wall bottom, one side of third bevel gear 7 and one side mesh of fourth bevel gear 9, the one end fixed mounting of first threaded rod 405 has a rotation piece, and the one side of rotating the piece and one side fixed connection of supporting box 2 inner wall, the equal fixed mounting in both ends of second threaded rod 8 has a rotation piece, and the rotation piece that 8 both ends of second threaded rod are fixed respectively with the both sides fixed connection of supporting box 2 inner wall, motor 401 carries out threaded connection through the threaded bolt with the bottom of supporting box 2 surperficial one side.

One side fixed mounting of supporting box 2 has back 10, installation cavity 11 has been seted up to back 10's inside, fixed mounting has slide bar 12 between the top of installation cavity 11 inner wall and the bottom, the surface cover of slide bar 12 is equipped with first slider 13, one side of first slider 13 with one side fixed connection of seat 3.

One side of installation cavity 11 inner wall has set gradually fixed subassembly 14 from last to down, fixed subassembly 14 includes mounting box 141, spout 142, two have all been seted up to the top and the bottom of mounting box 141 inner wall the equal sliding connection in inside of spout 142 has second slider 143, two fixed connection fixed plate 144 between the second slider 143.

The mounting cavity 11 formed in the backrest 10 is formed only in a half of the backrest 10, and a communication hole is formed at one side of the first slider 13, and a handle is fixedly mounted at one side of the backrest 10.

A limiting block 145 is fixedly mounted on one side of the fixing plate 144, a limiting groove 146 matched with the limiting block 145 is formed in the slide bar 12, a pull rod 148 is fixedly connected to one side of the fixing plate 144, and springs 147 are sleeved on one sides of the two second sliding blocks 143 and the surfaces of the pull rod 148 in the two sliding grooves 142.

One side of two second sliding blocks 143 on two sides of one of the two groups of springs 147 is fixedly connected with one side of the inner walls of the two sliding grooves 142, the two sides of the other group are fixedly connected with one side of the fixing plate 144 and one side of the inner wall of the mounting box 141 respectively, one end of the pull rod 148 penetrates through one side of the inner wall of the mounting box 141 and extends to the outer side of the backrest 10, and a plurality of limiting grooves 146 are formed in the surface of the sliding rod 12 from top to bottom.

One end of the pull rod 148 is fixedly connected with a connecting plate 15, and one side of the connecting plate 15 is fixedly provided with a baffle 16.

One side of the baffle 16 is fixedly connected with a push rod 17, and one end of the push rod 17 is fixedly provided with a handle 18.

During operation, when the adjustment of height needs to be carried out to the wheelchair, through button transmission information to motor 401 behind the operator presses the button of seat 3 one side, starter motor 401 rotates after information is accepted to motor 401, drive dwang 402 and rotate when motor 401 rotates, drive first bevel gear 403 and rotate when dwang 402 rotates, drive second bevel gear 5 and rotate when first bevel gear 403 rotates, drive rotary rod 6 and rotate when second bevel gear 5 rotates, drive third bevel gear 7 and rotate when rotary rod 6 rotates, drive fourth bevel gear 9 and rotate when third bevel gear 7 rotates, drive second threaded rod 8 and rotate when fourth bevel gear 9 rotates, drive first threaded rod 405 through rotor plate 404 through dwang 402 and rotate.

When the first threaded rod 405 and the second threaded rod 8 rotate, the threaded blocks 406 on two sides are respectively driven to move towards the middle of the first threaded rod 405 and the second threaded rod 8, when the two sets of threaded blocks 406 move, the connecting rod 409 is pushed to move towards the middle of the first threaded rod 405 and the second threaded rod 8 through the two sets of first fixing blocks 407, when the connecting rod 409 moves, the top of the seat 3 supporting box 2 is pushed to move through the two sets of second fixing blocks 408, when the seat 3 moves, the first sliding block 13 is driven to move on the surface of the sliding rod 12 on one side inside the installation cavity 11 formed in the backrest 10, when the seat 3 ascends, the push rod 17 is pushed to move towards one side of the backrest 10 through the grip 18, and when the push rod 17 pushes, the connecting plate 15 is driven to move towards one side of the backrest 10 through the baffle 16.

When the connecting plate 15 moves, the pull rod 148 in the mounting box 141 is driven to move towards one side of the backrest 10, when the pull rod 148 moves, the fixing plate 144 is driven to move towards one side in the mounting box 141, when the fixing plate 144 moves, the two second sliding blocks 143 are driven to move in the sliding grooves 142 formed in the top and the bottom of the inner wall of the mounting box 141, and when the two second sliding blocks 143 and the pull rod 148 move, the springs 147 in the two sliding grooves 142 and the springs 147 sleeved on the surfaces of the pull rod 148 are extruded, so that the springs 147 are in a compressed state.

When the fixed plate 144 moves, the limiting block 145 is driven to pass through the inside of the installation cavity 11 and move to the inside of the installation box 141, when the limiting block 145 moves to the inner wall of the installation box 141 and moves, the seat 3 drives the first slider 13 to move on the surface of the sliding rod 12, after the seat 3 moves to a proper position, the two second sliders 143 and the pull rod 148 are respectively pushed by the two sets of springs 147 to simultaneously push the fixed plate 144 to move to one side of the installation box 141, and when the fixed plate 144 moves, the limiting block 145 is pushed to pass through the inside of the installation box 141 and the installation cavity 1 and coincide with the limiting groove 146, so that the seat 3 can be fixed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an intelligence wheelchair with height adjustment function which characterized in that: comprises a base;

the supporting box is fixedly arranged on the surface of the base;

the seat is fixedly arranged on the surface of the support box;

2. The intelligent wheelchair with the height adjusting function as claimed in claim 1, wherein: one side meshing second bevel gear of first bevel gear, one side fixedly connected with rotary rod of second bevel gear, the one end fixedly connected with third bevel gear of rotary rod, the inside of supporting box just is located one side of first threaded rod is provided with the second threaded rod, the surface cover of second threaded rod is equipped with fourth bevel gear.

3. The intelligent wheelchair with the height adjusting function as claimed in claim 1, wherein: one side fixed mounting of supporting box has the back, the installation cavity has been seted up to the inside of back, fixed mounting has the slide bar between the top of installation intracavity wall and the bottom, the surface cover of slide bar is equipped with first slider, one side of first slider with one side fixed connection of seat.

4. The intelligent wheelchair with the height adjusting function as claimed in claim 3, wherein: one side of installation intracavity wall has set gradually fixed subassembly down from last, fixed subassembly includes the mounting box, the spout, two have all been seted up to the top and the bottom of mounting box inner wall the equal sliding connection in inside of spout has the second slider, two fixed connection fixed plate between the second slider.

5. The intelligent wheelchair with the height adjusting function as claimed in claim 4, wherein: one side fixed mounting of fixed plate has the stopper, the inside of slide bar set up with the spacing groove of stopper looks adaptation, one side fixedly connected with pull rod of fixed plate, two the inside of spout just is located two one side of second slider with the surface of pull rod all is equipped with the spring.

6. The intelligent wheelchair with the height adjusting function as claimed in claim 5, wherein: one end fixedly connected with connecting plate of pull rod, one side fixed mounting of connecting plate has the baffle.

7. The intelligent wheelchair with the height adjusting function as claimed in claim 6, wherein: one side fixedly connected with push rod of baffle, the one end fixed mounting of push rod has the handle.