CN107714326A - The wheelchair of security and convenience can be improved - Google Patents
The wheelchair of security and convenience can be improved Download PDFInfo
- Publication number
- CN107714326A CN107714326A CN201710945664.9A CN201710945664A CN107714326A CN 107714326 A CN107714326 A CN 107714326A CN 201710945664 A CN201710945664 A CN 201710945664A CN 107714326 A CN107714326 A CN 107714326A
- Authority
- CN
- China
- Prior art keywords
- seat
- wheelchair
- triangle frame
- positive triangle
- convenience
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1005—Wheelchairs having brakes
- A61G5/1035—Wheelchairs having brakes manipulated by wheelchair user
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1056—Arrangements for adjusting the seat
- A61G5/1059—Arrangements for adjusting the seat adjusting the height of the seat
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1089—Anti-tip devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Special Chairs (AREA)
Abstract
The invention discloses the wheelchair that can improve security and convenience, including wheelchair seat, the lower section both sides of seat are provided with two advance rollers, it is connected between advance roller and seat by roller bearing, seat is arranged right below positive triangle frame, mounting blocks are equipped with three angles of positive triangle frame, mounting blocks are provided with change way roller on the side away from positive triangle frame, the direction of motion for becoming way roller is parallel with mounting blocks, three frames of positive triangle frame are connected by crane with the bottom of wheelchair seat respectively, and the handle of wheelchair seat is provided with control button.The multifunctional wheelchair of the present invention, the rise of seat can be realized by crane, take elevator outside or when supermarket buys article, can be very easily by elevator button or taking the article of eminence so that the life of wheelchair user is more convenient, autonomous；And can quickly, securely achieve the change of wheelchair direction of advance.
Description
Technical field
The present invention relates to a kind of multifunctional wheelchair, and in particular to can improve the wheelchair of security and convenience.
Background technology
Wheelchair is an important tool in rehabilitation course, and it is not only limbs the disabled walking-replacing tool, prior
It is them is carried out physical exercise by means of wheelchair and is participated in social activities.Common wheelchair is typically filled by wheelchair frame, wheel, brake
Put and seat against four parts composition.Hand wheelchair increases manual setter on the basis of common wheelchair.Increasing old man simultaneously
Have wheelchair, greatly facilitate their trip.It is social now, many daily facilities and equipment such as elevators, supermarket shelves
Etc. be all to be built according to the standard of normal adult, such as the button height of elevator typically can with normal adult
By to height be configured, but for the people of wheelchair, at present the function of wheelchair very little, therefore wheelchair user
Often " inferior to others ", being often faced with can not be by kinds of goods that to elevator button, can not be taken in supermarket at slightly higher point etc.
The problem of a series of awkward；Existing wheelchair has the function of carrying steering simultaneously, when needing to rotate regulation direction of advance, together
When be all that the wheelchair for manipulating both sides is changed, so not only efficiency is slow in operation, while be accidentally also easy to
Invalid carriage belt is turned over, there is certain potential safety hazard.
The content of the invention
The technical problems to be solved by the invention be the function of current wheelchair very little, therefore wheelchair user often " low people
It is first-class ", being often faced with can not be by a series of kinds of goods that to elevator button, can not be taken in supermarket at slightly higher point etc. embarrassment
The problem of；Existing wheelchair has the function of carrying steering simultaneously, when needing to rotate regulation direction of advance, while is all manipulation
The wheelchair on both sides is changed, and so not only efficiency is slow in operation, while be accidentally also easy to turn over invalid carriage belt,
, can by crane there is certain potential safety hazard, and it is an object of the present invention to provide the wheelchair of security and convenience can be improved
Realize the rise of seat, can with normal person's equal dialogue, while take outside elevator or supermarket buy article when, can
Very easily by elevator button or taking the article of eminence so that the life of wheelchair user is more convenient, autonomous, without
Others' help oneself just can complete most of activity in life, psychologically give wheelchair and use a kind of self-value
Lifting；And can quickly, securely achieve the change of wheelchair direction of advance.
The present invention is achieved through the following technical solutions：
The wheelchair of security and convenience, including wheelchair seat can be improved, the lower section both sides of seat are provided with two advances
Roller, it is connected between advance roller and seat by roller bearing, seat is arranged right below positive triangle frame, and the three of positive triangle frame
Mounting blocks are equipped with individual angle, mounting blocks are vertical with the angular bisector of corresponding positive triangle frame, and mounting blocks are away from positive triangle frame
Change way roller is installed on side, becomes that the direction of motion of way roller is parallel with mounting blocks, three frames of positive triangle frame lead to respectively
Cross crane with the bottom of wheelchair seat to be connected, crane can drive seat to move up and down by drive mechanism, become way roller
It is driven also by drive mechanism, the handle of wheelchair seat is provided with control button, and control button is controlled by controller and driven
Motivation structure works.
The present invention multifunctional wheelchair, the rise of seat can be realized by crane, can with normal person's equal dialogue,
Take elevator outside simultaneously or when supermarket buys article, can be very easily by elevator button or taking the thing of eminence
Product so that the life of wheelchair user is more convenient, autonomous, without others' major part helped in oneself just completing to live
Activity, psychologically give wheelchair and use a kind of lifting of self-value；And can quickly, securely achieve wheelchair advance
The change in direction.In the normal use of wheelchair, the routine use of wheelchair is realized by advance roller, is running into special circumstances such as
When by elevator or taking the article of eminence, by pressing the control button on handle, controller driving drive mechanism is operated,
Wherein crane uses scissors lift frame, increases the distance between triangular framing and seat by the elongation of crane, when
After deflecting roller at three angles of positive triangle frame contacts with ground, crane, which continues elongation, just can reach the purpose of rise seat；
And when needing to be turned to, repeat the above steps first so that seat raises, now advance roller is with departing from ground, so
Rear-guard moves deflecting roller and is operated, and because three deflecting rollers are to be configured respectively with 60 ° of angle, therefore three deflecting rollers are same
When driving, wheelchair is then the in situ travel direction rotation of vertical axis around the central spot of positive triangle frame, while triangle
Setting cause structure is more stable to be not susceptible to overturn, greatly improve the efficiency and security of steering.
Working plate is connected with the handle of seat, one end and the handle of working plate are hinged, and working plate can turn over downwards around hinged end
Turn, working plate is flipped up to horizontality, can be used in putting article or carry out the operation such as handle official business.
Rider hood is connected with above the backrest of seat, the function of sunshade being played or kept off the rain when can be out of doors.
Pull bar is connected between each edge frame and seat plate of positive triangle frame, described pull bar one end is fixed with seat plate to be connected
Connect, the frame clamping of the other end and positive triangle frame, when in the normal use of wheelchair, crane is in contraction state, positive triangle
Frame is in vacant state, thus crane without using when by pull bar positive triangle frame is fixed and limited.
It is hinged between the chair back and bottom plate of the seat, the adjustable increase chair back of the angle between the chair back and bottom plate and bottom plate
Between angle user's recliner can be allowed to be rested.
The central point of the positive triangle frame is located at immediately below the central point of seat plate, and wherein one jiao of positive triangle frame is located at
The front side of wheelchair direction of advance, the frame of positive triangle frame corresponding to described one jiao are parallel with the chair back and positioned at wheelchair direction of advance
Rear side, because after user sits on the seat, positioned at close to the place of the chair back during center of gravity, therefore it can be improved by above-mentioned setting
Stability of wheelchair when being raised or being turned to.
The present invention compared with prior art, has the following advantages and advantages：
1st, the present invention can improve the wheelchair of security and convenience, and the rise of seat can be realized by crane, can
With with normal person's equal dialogue, while take elevator outside or when supermarket buys article, can be very easily by arriving elevator
Button or the article for taking eminence so that the life of wheelchair user is more convenient, autonomous, without others' help oneself just
Most of activity in life can be completed, wheelchair is psychologically given and uses a kind of lifting of self-value；And can be fast
Speed, the change for securely achieving wheelchair direction of advance；
2nd, the present invention can improve the wheelchair of security and convenience, and working plate is connected with the handle of seat, working plate
One end is hinged with handle, and working plate can be downwardly turned over around hinged end, and working plate is flipped up to horizontality, can be used in
Put article or carry out the operation such as handle official business, the backrest top of seat is connected with rider hood, plays sunshade when can be out of doors
Or the function of keeping off the rain；
3rd, the present invention can improve the wheelchair of security and convenience, between each edge frame and seat plate of positive triangle frame
Pull bar is connected with, described pull bar one end is fixedly connected with seat plate, the frame clamping of the other end and positive triangle frame, in wheelchair just
When in normal use, crane is in contraction state, and positive triangle frame is in vacant state, thus crane without using when
Positive triangle frame is fixed and limited by pull bar, is hinged between the chair back and bottom plate of the seat, between the chair back and bottom plate
The adjustable increase chair back of angle and bottom plate between angle user's recliner can be allowed to be rested.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention.
Mark and corresponding parts title in accompanying drawing：
1- seats, 2- advance rollers, 3- roller bearings, 4- positive triangle frames, 5- mounting blocks, 6- become way roller, 7- cranes, 8- controls
Button processed, 9- working plates.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in figure 1, the present invention can improve the wheelchair of security and convenience, including wheelchair seat 1, under seat 1
Square both sides are provided with two advance rollers 2, are connected between advance roller 2 and seat 1 by roller bearing 3, the underface of seat 1 is set
There is positive triangle frame 4, be equipped with mounting blocks 5 at three angles of positive triangle frame 4, the angle bisection of mounting blocks 5 and corresponding positive triangle frame 4
Line is vertical, and mounting blocks 5 are provided with the side away from positive triangle frame 4 becomes way roller 6, becomes the direction of motion and the installation of way roller 6
Block 5 is parallel, and three frames of positive triangle frame 4 are connected by crane 7 with the bottom of wheelchair seat 1 respectively, and crane 7 passes through drive
Motivation structure can drive seat 1 to move up and down, and become way roller 6 and be driven also by drive mechanism, on the handle of wheelchair seat 1
Provided with control button 8, control button 8 controls drive mechanism to work by controller.
The present invention multifunctional wheelchair, the rise of seat can be realized by crane, can with normal person's equal dialogue,
Take elevator outside simultaneously or when supermarket buys article, can be very easily by elevator button or taking the thing of eminence
Product so that the life of wheelchair user is more convenient, autonomous, without others' major part helped in oneself just completing to live
Activity, psychologically give wheelchair and use a kind of lifting of self-value；And can quickly, securely achieve wheelchair advance
The change in direction.In the normal use of wheelchair, the routine use of wheelchair is realized by advance roller, is running into special circumstances such as
When by elevator or taking the article of eminence, by pressing the control button on handle, controller driving drive mechanism is operated,
Wherein crane uses scissors lift frame, increases the distance between triangular framing and seat by the elongation of crane, when
After deflecting roller at three angles of positive triangle frame contacts with ground, crane, which continues elongation, just can reach the purpose of rise seat；
And when needing to be turned to, repeat the above steps first so that seat raises, now advance roller is with departing from ground, so
Rear-guard moves deflecting roller and is operated, and because three deflecting rollers are to be configured respectively with 60 ° of angle, therefore three deflecting rollers are same
When driving, wheelchair is then the in situ travel direction rotation of vertical axis around the central spot of positive triangle frame, while triangle
Setting cause structure is more stable to be not susceptible to overturn, greatly improve the efficiency and security of steering.
Preferably, working plate 9 is connected with the handle of seat, one end and the handle of working plate are hinged, and working plate can be around be hinged
End is downwardly turned over, and working plate is flipped up to horizontality, be can be used in putting article or is carried out the operation such as handle official business.
Preferably, rider hood is connected with above the backrest of seat, the work(for sunshade being played or being kept off the rain when can be out of doors
Energy.
Preferably, pull bar, described pull bar one end and seat bottom are connected between each edge frame and seat plate of positive triangle frame
Plate is fixedly connected, the frame clamping of the other end and positive triangle frame, and when in the normal use of wheelchair, crane is in contraction-like
State, positive triangle frame are in vacant state, thus crane without using when by pull bar positive triangle frame is fixed
With limitation.
Preferably, it is hinged between the chair back and bottom plate of the seat, the adjustable increase chair of the angle between the chair back and bottom plate
Angle between the back of the body and bottom plate can allow user's recliner to be rested.
Preferably, the central point of the positive triangle frame is located at immediately below the central point of seat plate, and positive triangle frame is wherein
One jiao of front side for being located at wheelchair direction of advance, the frame of positive triangle frame corresponding to described one jiao are parallel with the chair back and before wheelchair
Enter the rear side in direction, because after user sits on the seat, positioned at close to the place of the chair back during center of gravity, therefore pass through above-mentioned setting
Stability of wheelchair when being raised or being turned to can be improved.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (6)
1. the wheelchair of security and convenience can be improved, it is characterised in that including wheelchair seat (1), the lower section two of seat (1)
Side is provided with two advance rollers (2), is connected between advance roller (2) and seat (1) by roller bearing (3), seat (1) is just
Lower section is provided with positive triangle frame (4), is equipped with mounting blocks (5) at three angles of positive triangle frame (4), mounting blocks (5) with it is corresponding just
The angular bisector of triangle frame (4) is vertical, and mounting blocks (5) are provided with the side away from positive triangle frame (4) becomes way roller (6), becomes
The direction of motion of way roller (6) is parallel with mounting blocks (5), and three frames of positive triangle frame (4) pass through crane (7) and wheel respectively
The bottom of seat support chair (1) is connected, and crane (7) can drive seat (1) to move up and down by drive mechanism, becomes way roller (6)
It is driven also by drive mechanism, the handle of wheelchair seat (1) is provided with control button (8), and control button (8) passes through control
Device control drive mechanism work.
2. the wheelchair according to claim 1 that security and convenience can be improved, it is characterised in that the handle of seat (1)
Working plate (9) is connected with hand, and one end of working plate (9) is hinged with handle, and working plate (9) can downwardly turn over around hinged end.
3. the wheelchair according to claim 1 that security and convenience can be improved, it is characterised in that seat (1) is leaned on
Back side is connected with rider hood.
4. the wheelchair according to claim 1 that security and convenience can be improved, it is characterised in that positive triangle frame (4)
Each edge frame and seat (1) bottom plate between be connected with pull bar, described pull bar one end is fixedly connected with seat (1) bottom plate, the other end
With the frame clamping of positive triangle frame (4).
5. the wheelchair according to claim 1 that security and convenience can be improved, it is characterised in that the seat (1)
The chair back and bottom plate between be hinged, the angle between the chair back and bottom plate can adjust.
6. the wheelchair according to claim 1 that security and convenience can be improved, it is characterised in that the positive triangle frame
(4) central point is located at immediately below the central point of seat (1) bottom plate, and wherein one jiao of positive triangle frame (4) is located at wheelchair advance side
To front side, the frame of positive triangle frame (4) corresponding to described one jiao it is parallel with the chair back and positioned at wheelchair direction of advance rear side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710945664.9A CN107714326A (en) | 2017-10-12 | 2017-10-12 | The wheelchair of security and convenience can be improved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710945664.9A CN107714326A (en) | 2017-10-12 | 2017-10-12 | The wheelchair of security and convenience can be improved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107714326A true CN107714326A (en) | 2018-02-23 |
Family
ID=61210975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710945664.9A Pending CN107714326A (en) | 2017-10-12 | 2017-10-12 | The wheelchair of security and convenience can be improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107714326A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107754068A (en) * | 2017-12-05 | 2018-03-06 | 陈治霖 | A kind of mood regulation health-promoting apparatus |
| CN109330784A (en) * | 2018-12-12 | 2019-02-15 | 北京邮电大学 | Can omnibearing movable electrically powered wheelchair device and motion control method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201759145U (en) * | 2010-06-17 | 2011-03-16 | 李文秋 | Multifunctional sliding chair |
| US20120205953A1 (en) * | 2010-11-24 | 2012-08-16 | Katezlift, Inc. | Wheelchair lift system and method |
| CN203677400U (en) * | 2013-11-18 | 2014-07-02 | 金亚东 | Three-dimensional deformable multifunctional electric wheel chair vehicle |
| CN104224462A (en) * | 2014-08-22 | 2014-12-24 | 太仓市中峰模具塑胶有限公司 | Multifunctional electrically powered wheelchair |
| CN105342771A (en) * | 2015-11-17 | 2016-02-24 | 南京康尼机电股份有限公司 | Intelligent seat |
| KR20160142548A (en) * | 2015-06-03 | 2016-12-13 | 제주대학교 산학협력단 | Seat height adjustable motor driven wheel chair |
| CN107042021A (en) * | 2017-02-20 | 2017-08-15 | 天津工业大学 | A kind of flying disc automatic launcher |
-
2017
- 2017-10-12 CN CN201710945664.9A patent/CN107714326A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201759145U (en) * | 2010-06-17 | 2011-03-16 | 李文秋 | Multifunctional sliding chair |
| US20120205953A1 (en) * | 2010-11-24 | 2012-08-16 | Katezlift, Inc. | Wheelchair lift system and method |
| CN203677400U (en) * | 2013-11-18 | 2014-07-02 | 金亚东 | Three-dimensional deformable multifunctional electric wheel chair vehicle |
| CN104224462A (en) * | 2014-08-22 | 2014-12-24 | 太仓市中峰模具塑胶有限公司 | Multifunctional electrically powered wheelchair |
| KR20160142548A (en) * | 2015-06-03 | 2016-12-13 | 제주대학교 산학협력단 | Seat height adjustable motor driven wheel chair |
| CN105342771A (en) * | 2015-11-17 | 2016-02-24 | 南京康尼机电股份有限公司 | Intelligent seat |
| CN107042021A (en) * | 2017-02-20 | 2017-08-15 | 天津工业大学 | A kind of flying disc automatic launcher |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107754068A (en) * | 2017-12-05 | 2018-03-06 | 陈治霖 | A kind of mood regulation health-promoting apparatus |
| CN109330784A (en) * | 2018-12-12 | 2019-02-15 | 北京邮电大学 | Can omnibearing movable electrically powered wheelchair device and motion control method |
| CN109330784B (en) * | 2018-12-12 | 2020-11-03 | 北京邮电大学 | Electric wheelchair device capable of moving in all directions and motion control method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |