CN201719455U - Power-assisted wheelchair - Google Patents
Power-assisted wheelchair Download PDFInfo
- Publication number
- CN201719455U CN201719455U CN2010202614749U CN201020261474U CN201719455U CN 201719455 U CN201719455 U CN 201719455U CN 2010202614749 U CN2010202614749 U CN 2010202614749U CN 201020261474 U CN201020261474 U CN 201020261474U CN 201719455 U CN201719455 U CN 201719455U
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- latch
- wheelchair
- power
- directional rotation
- fixed part
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Abstract
The utility model is applicable to the wheelchair field, and provides a power-assisted wheelchair. In the utility model, a power rotation control device is arranged on the wheelchair. The power rotation control device comprises at least two of a wheelchair stoppage fixing component, a one-way rotating component, a component capable of rotating frontwards and backwards sequentially sheathed and connected onto a manual ring axle core, and a bolt control component. When the bolt control component is inserted into the wheelchair stoppage fixing component in a controlling way, the wheelchair can not be moved back and forth; when the bolt control component is inserted into the one-way rotating component in a controlling way, the wheelchair can be moved unilaterally; when the bolt control component is inserted into the component capable of rotating frontwards and backwards in a controlling way, the power wheels can be moved back and forth, but the power wheels can not drive the manual ring to rotate. Thus, the control mode of the power-assisted wheelchair is enriched to facilitate the users to use.
Description
Technical field
This utility model belongs to the wheelchair technical field, relates in particular to a kind of power-assist wheelchair.
Background technology
Wheelchair is the important tool of rehabilitation, and it is not only the walking-replacing tool of limbs the disabled, the more important thing is to make them carry out physical exercise and participate in social activity by means of wheelchair.Common wheelchair generally is made up of by four parts wheelchair frame, wheel, brake gear and seat.The weight that the carrying of the wheel of wheelchair is main is except the minority environment for use requires and with the solid tyre, uses pneumatic tire more.
Hand rim is exclusive by wheelchair, and diameter is generally than the little 5cm of wheel rim.When hemiplegia drives with one hand, add a littler person of diameter more for you to choose.Hand rim is generally directly promoted by the patient.For being easy to drive, have some changes for hand rim, for example add rubber etc. to increase frictional force, again or increase around the hand rim and promote handle on the hand rim surface.
Can travel on the level land comparatively like a cork by the hand rim of using wheelchair, still, the mode of hand rim control wheelchair is less, and is comparatively dull, to user make troubles (for example, when utilizing hand rim to go up a slope, effort comparatively).
The utility model content
The purpose of this utility model is to provide a kind of power-assist wheelchair, and the mode that is intended to solve hand rim control wheelchair is less, and is comparatively dull, the problem of making troubles to the user.
This utility model is to realize like this, a kind of power-assist wheelchair, described power-assist wheelchair comprises vehicle frame, medicated cushion, backrest, backplate, handrail, dynamic wheel, manually enclose, described manual circle is by the actuating device described dynamic wheel that is in transmission connection, described power-assist wheelchair also comprises the powered rotation control device, described powered rotation control device comprises the parking fixed part that is socketed in successively on the manual circle axle core, the one-directional rotation parts, in the reciprocate member at least two kinds, and latch control assembly, described parking fixed part, the one-directional rotation parts, reciprocate member is that the edge has bayonet socket or the middle cylindrical parts that Ka Dong is arranged
By controlling described latch control assembly, start latch and insert, when latch inserts the bayonet socket of reciprocate member or blocks the hole, manually rotate before and after the circle, drive described power wheel rotation by described actuating device; When latch inserts the bayonet socket of one-directional rotation parts or card hole, can only one-directional rotation at manual circle, driving described power wheel by described actuating device can only one-directional rotation; When latch inserted the bayonet socket of parking fixed part or blocks the hole, manually circle changeed motionless, and it is motionless that described power wheel changes.
Further, described latch control assembly comprises the latch of 3 band pull bars, by the latch of being with pull bar being inserted or extracting control, starts or cancel corresponding parking fixed part, one-directional rotation parts, reciprocate member respectively.
Further, described latch control assembly comprises the knob of being convenient to active force, the bottom of described knob also has been equipped with metal negative, on described metal negative, be provided with three groups of semicircle dead slots, the both sides of described dead slot are respectively equipped with gradient platform level, on described metal negative, be hung with the latch of 3 different lengths, change the displacement of latch during the knob rotation, thereby select corresponding latch to insert or separate the bayonet socket or the Ka Dong of parking fixed part, one-directional rotation parts, reciprocate member.
Further, described actuating device comprises the outer housing box of transmission, is socketed in first travelling gear of power car wheel shaft core, is socketed in second travelling gear of manual circle axle core, connects the driving chain or the power transmission shaft of the described first transmission gear and second travelling gear.
In this utility model, the powered rotation control device is set on wheelchair.This powered rotation control device comprises at least two kinds in the parking fixed part that is socketed in successively on the manual circle axle core, one-directional rotation parts, the reciprocate member, and the latch control assembly.When inserting the parking fixed part by the control of latch control assembly, wheelchair can not move forward and backward; When the one-directional rotation parts were inserted in the control of latch control assembly, wheelchair can only unidirectionally move; When reciprocate member was inserted in the control of latch control assembly, dynamic wheel can move forward and backward, but dynamic wheel does not drive manual circle rotation, thereby had enriched the control mode of power-assist wheelchair, was user-friendly to.
Description of drawings
Fig. 1 is the structural representation of the power-assist wheelchair that provides of this utility model first embodiment;
State diagram when the power-assist wheelchair that Fig. 2 provides for this utility model first embodiment stirs backward and opens;
Fig. 3 a is the structural representation of the powered rotation control device that provides of this utility model first embodiment;
Fig. 3 b is the profile of the powered rotation control device that provides of this utility model first embodiment;
Fig. 4 a is the structural representation of the powered rotation control device that provides of this utility model second embodiment;
Fig. 4 b is the profile of the powered rotation control device that provides of this utility model second embodiment.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, this utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation this utility model, and be not used in qualification this utility model.
Consult Fig. 1,2, Fig. 3 a, Fig. 3 b, in first embodiment of the present utility model, this power-assist wheelchair comprises vehicle frame 1, medicated cushion, backrest, backplate 2, handrail 3, dynamic wheel 5, manually encloses 4, and described manual circle 4 is by the actuating device 7 described dynamic wheel 5 that is in transmission connection.This power-assist wheelchair also comprises powered rotation control device 6, and described powered rotation control device 6 comprises at least two kinds in the parking fixed part that is socketed in successively on 4 cores of manual circle, one-directional rotation parts, the reciprocate member, and the latch control assembly.This parking fixed part, one-directional rotation parts, reciprocate member are that the edge has bayonet socket or the middle cylindrical parts that Ka Dong is arranged.This cylindrical parts can be cylinder iron plate or plastic sheet.
The user passes through the described latch control assembly of control, starts the latch insertion, when latch inserts the bayonet socket of reciprocate member or blocks the hole, manually encloses 4 front and back and rotates, and drives described power wheel front and back by described actuating device 7 and rotates; When latch inserts the bayonet socket of one-directional rotation parts or card hole, can only one-directional rotation at manual circle 4, driving described power wheel by described actuating device 7 can only one-directional rotation; When latch inserts the bayonet socket of parking fixed part or blocks the hole, manually enclose 4 and change motionless, it is motionless that described power wheel changes.
In the present embodiment, adopt the latch control assembly to comprise the latch 61 (consulting A, B, C latch among Fig. 3 a) of 3 band pull bars, the user inserts by the latch 61 to the band pull bar or extracts control (user directly acts on pull bar), starts or cancel corresponding parking fixed part, one-directional rotation parts, reciprocate member respectively.
As embodiment of the present utility model, described actuating device 7 comprises the outer housing box of transmission, be socketed in first travelling gear of power car wheel shaft core 51, be socketed in second travelling gear of the axle core of manual circle 4, connect the driving chain or the power transmission shaft of the described first transmission gear and second travelling gear.As embodiment of the present utility model, these actuating device 7 outer containers are made by metal or plastic material.7 casees interior fore-stock and after-poppets of actuating device can carry out elastic adjusting.
Start or cancellation parking fixed part, one-directional rotation parts, reciprocate member can be realized four functional statuses of wheelchair by control: when starting the parking fixed part, when wheelchair stops fixing pin dynamic wheel 5 can not before and after rotation; When starting the one-directional rotation parts, realize wheelchair upward slope function, promptly by manually circle 4 operations, dynamic wheel 5 can only rotate forward and can not rotate backward.When starting reciprocate member, dynamic wheel 5 can rotate forward or backward by manually enclosing 4 operations; When above-mentioned 3 parts of cancellation, when the people puts one's shoulder to the wheel, dynamic wheel 5 then manually circle 4 do not change.
As embodiment of the present utility model, manual circle 4, actuating device 7, when the integral body that the powered rotation control device constitutes is connected with dynamic wheel 5, the employing mode that is rotatably connected, thereby by manual circle 4, actuating device 7, the integral body that the powered rotation control device constitutes can be stirred backward and open, and convenient wheelchair-bound people is wheelchair up and down.
As embodiment of the present utility model, the handrail 3 of this wheelchair and backplate 2 also can stir backward and open, stir open after, wheelchair-bound people can be about the left and right sides of wheelchair.
Consult Fig. 4 a, 4b in this example, mainly is that the structure and first embodiment of powered rotation control device is different, and the miscellaneous part of wheelchair adopts the first embodiment similar structures.Present embodiment medium power control device for pivoting 6 adopts the knob mode.As embodiment of the present utility model, described actuating device 7 comprises the outer housing box of transmission, be socketed in first travelling gear of power car wheel shaft core 51, be socketed in second travelling gear of the axle core of manual circle 4, connect the driving chain or the power transmission shaft of the described first transmission gear and second travelling gear.
In the present embodiment, this latch control assembly comprises the knob 62 of being convenient to active force, the bottom of described knob 62 also has been equipped with metal negative, on described metal negative, be provided with three groups of semicircle dead slots, the both sides of described dead slot are respectively equipped with gradient platform level, on described metal negative, be hung with the latch of 3 different lengths, can change the displacement of latch during the knob rotation, thereby select corresponding latch to insert the bayonet socket or the Ka Dong of parking fixed part, one-directional rotation parts, reciprocate member.
Be provided with four anchor points 0, A, B, C at manual circle 4 middle parts, finding needed POF, function to be arranged as 0 easily by the knob rotation is neutral, promptly when the people puts one's shoulder to the wheel, dynamic wheel 5 then manually circle 4 do not change; A is the operation of travelling before and after carrying out; B is that dynamic wheel 5 can only be to overtake, and locking dynamic wheel 5 can not rotate front and back when C was parking.
As embodiment of the present utility model, the parking fixed part, the one-directional rotation parts, reciprocate member is provided with a plurality of bayonet sockets respectively or is provided with Ka Dong in the middle part at the edge, latch adversary moving-coil 4 middle parts are locked with three parts or separate by the knob may command, to realize function.
In sum, in this utility model, the powered rotation control device is set on wheelchair.This powered rotation control device comprises at least two kinds in the parking fixed part that is socketed in successively on the manual circle axle core, one-directional rotation parts, the reciprocate member, and the latch control assembly.When inserting the parking fixed part by the control of latch control assembly, wheelchair can not move forward and backward; When the one-directional rotation parts were inserted in the control of latch control assembly, wheelchair can only unidirectionally move; When reciprocate member was inserted in the control of latch control assembly, dynamic wheel can move forward and backward, but dynamic wheel does not drive manual circle rotation, thereby had enriched the control mode of power-assist wheelchair, was user-friendly to.
The above only is preferred embodiment of the present utility model; not in order to restriction this utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. power-assist wheelchair, described power-assist wheelchair comprises vehicle frame, medicated cushion, backrest, backplate, handrail, dynamic wheel, manually enclose, it is characterized in that, described manual circle is by the actuating device described dynamic wheel that is in transmission connection, described power-assist wheelchair also comprises the powered rotation control device, described powered rotation control device comprises the parking fixed part that is socketed in successively on the manual circle axle core, the one-directional rotation parts, in the reciprocate member at least two kinds, and latch control assembly, described parking fixed part, the one-directional rotation parts, reciprocate member is that the edge has bayonet socket or the middle cylindrical parts that Ka Dong is arranged
By controlling described latch control assembly, start latch and insert, when latch inserts the bayonet socket of reciprocate member or blocks the hole, manually rotate before and after the circle, drive described power wheel rotation by described actuating device; When latch inserts the bayonet socket of one-directional rotation parts or card hole, can only one-directional rotation at manual circle, driving described power wheel by described actuating device can only one-directional rotation; When latch inserted the bayonet socket of parking fixed part or blocks the hole, manually circle changeed motionless, and it is motionless that described power wheel changes.
2. wheelchair according to claim 1, it is characterized in that, described latch control assembly comprises the latch of 3 band pull bars, by the latch of being with pull bar being inserted or extracting control, starts or cancel corresponding parking fixed part, one-directional rotation parts, reciprocate member respectively.
3. wheelchair according to claim 1, it is characterized in that, described latch control assembly comprises the knob of being convenient to active force, the bottom of described knob also has been equipped with metal negative, on described metal negative, be provided with three groups of semicircle dead slots, the both sides of described dead slot are respectively equipped with gradient platform level, on described metal negative, be hung with the latch of 3 different lengths, change the displacement of latch during the knob rotation, thereby select corresponding latch to insert or separate the bayonet socket or the Ka Dong of parking fixed part, one-directional rotation parts, reciprocate member.
4. wheelchair according to claim 1, it is characterized in that, described actuating device comprises the outer housing box of transmission, be socketed in first travelling gear of power car wheel shaft core, be socketed in second travelling gear of manual circle axle core, connect the driving chain or the power transmission shaft of the described first transmission gear and second travelling gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202614749U CN201719455U (en) | 2010-07-16 | 2010-07-16 | Power-assisted wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202614749U CN201719455U (en) | 2010-07-16 | 2010-07-16 | Power-assisted wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201719455U true CN201719455U (en) | 2011-01-26 |
Family
ID=43487724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202614749U Expired - Fee Related CN201719455U (en) | 2010-07-16 | 2010-07-16 | Power-assisted wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201719455U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014159128A1 (en) * | 2013-03-14 | 2014-10-02 | Department of Veterans Affairs, Technology Transfer Program | Manual wheelchair system for improved propulsion and transfers |
| CN105832471A (en) * | 2016-03-21 | 2016-08-10 | 太仓市车中宝休闲用品有限公司 | Spirally moving type wheelchair vehicle |
| US9795522B2 (en) | 2013-03-14 | 2017-10-24 | The Department Of Veterans Affairs | Collapsible manual wheelchair system for improved propulsion and transfers |
-
2010
- 2010-07-16 CN CN2010202614749U patent/CN201719455U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014159128A1 (en) * | 2013-03-14 | 2014-10-02 | Department of Veterans Affairs, Technology Transfer Program | Manual wheelchair system for improved propulsion and transfers |
| US8905421B2 (en) | 2013-03-14 | 2014-12-09 | Department of Veterans Affairs, Technology Transfer Program | Manual wheelchair system for improved propulsion and transfers |
| US9445958B2 (en) | 2013-03-14 | 2016-09-20 | Department of Veterans Affairs, Technology Transfer Program | Manual wheelchair system for improved propulsion and transfers |
| US9795522B2 (en) | 2013-03-14 | 2017-10-24 | The Department Of Veterans Affairs | Collapsible manual wheelchair system for improved propulsion and transfers |
| US9980863B2 (en) | 2013-03-14 | 2018-05-29 | The United States Of America As Represented By The Department Of Veterans Affairs | Collapsible manual wheelchair system for improved propulsion and transfers |
| US10588795B2 (en) | 2013-03-14 | 2020-03-17 | United States Government as Represented by the Department of Veteran Affairs | Manual wheelchair system for improved propulsion and transfers |
| US10695239B2 (en) | 2013-03-14 | 2020-06-30 | United States Government As Represented By The Department Of Veterans Affairs | Collapsible manual wheelchair system for improved propulsion and transfers |
| CN105832471A (en) * | 2016-03-21 | 2016-08-10 | 太仓市车中宝休闲用品有限公司 | Spirally moving type wheelchair vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHOU TIANYU Free format text: FORMER OWNER: SHENZHEN CITY JUDI ENERGY TECHNOLOGY CO., LTD. Effective date: 20140430 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140430 Address after: 518000, Shanhai Road, No. two, Lane 8, financial road, Yantian District, Guangdong, Shenzhen, 17H Patentee after: Zhou Tianyu Address before: 2 building, 102 floor, golden industry zone, Fu Qiang Road, Shenzhen, Guangdong, Futian District 518000 Patentee before: Shenzhen City Judi Energy Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20140716 |
|
| EXPY | Termination of patent right or utility model |