CN108743085A - Backrest and across foot adjustable angle electric wheelchair - Google Patents
Backrest and across foot adjustable angle electric wheelchair Download PDFInfo
- Publication number
- CN108743085A CN108743085A CN201810862993.1A CN201810862993A CN108743085A CN 108743085 A CN108743085 A CN 108743085A CN 201810862993 A CN201810862993 A CN 201810862993A CN 108743085 A CN108743085 A CN 108743085A
- Authority
- CN
- China
- Prior art keywords
- foot
- pin
- backrest
- connection sheet
- adjustable angle
- 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
- 238000013016 damping Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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
-
- 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
- A61G5/1067—Arrangements for adjusting the seat adjusting the backrest relative to the seat portion
-
- 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
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
- A61G5/127—Rests specially adapted therefor, e.g. for the head or the feet for lower legs
-
- 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
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
- A61G5/128—Rests specially adapted therefor, e.g. for the head or the feet for feet
Abstract
The invention discloses a kind of backrest and across foot adjustable angle electric wheelchairs, including vehicle frame, front-wheel, trailing wheel, handrail and across foot mechanism, the vehicle frame includes a backrest portion and seating portion, further include adjusting connection sheet, connection sheet will be adjusted with the shaft by pin hole to connect with backrest portion, it is provided with several adjustment holes on adjusting connection sheet, the Assembly of pin of position can be adjusted axially by being provided in backrest portion bottom, and Assembly of pin, which passes through one of adjustment hole and will adjust connection sheet and backrest portion, to be fixed；It is described across foot include column, column bottom be arranged foot pad, it is described across foot further include the rotating part and fixed part being connected through the hinge.Using the clutch of position limited gear and gear grooved, the angular adjustment across foot entirety may be implemented, and be not take up volume；Assembly of pin is unclamped, back is rotated at this time, is inserted into corresponding adjustment hole when turning to proper angle, then by Assembly of pin, connection sheet will be adjusted and backrest portion is fixed, realize back angular adjustment.
Description
Technical field
The present invention relates to wheelchair technical fields, and in particular to a kind of backrest and across foot adjustable angle electric wheelchair.
Background technology
The patent of Publication No. CN206080878U is authorized to disclose a kind of adjustable wheelchair of back angle and its servo-actuated help
Mobile phone structure, wheelchair, including wheelchair frame are provided with cushion on wheelchair frame, are convexly equipped in the both sides of seat cushion on wheelchair frame and prolong upwards
The rear portion of the handrail tube stretched, cushion has the chair back, and for chair back rolling assembling on wheelchair frame, the wheelchair further includes servo-actuated handrail machine
Structure, one end of the expansion baffle rod of servo-actuated armrest mechanism is hinged on handrail tube, the other end is hinged on the side of the chair back.The present invention
Cushion and the both sides of the chair back be respectively arranged with expansion baffle rod, one end of expansion baffle rod is hinged on the wheelchair frame of cushion side edge
On, the other end of expansion baffle rod is hinged on the side of the chair back, and expansion baffle rod can stop clothes flare, the structure letter of telescopic rod
It is single, it can be flexible with the angle of the chair back.However the regulative mode is complicated, it has not been convenient to carry out angular adjustment.
Secondly, existing wheelchair is being mostly F pipe structures across foot, also more inconvenient when carrying out angular adjustment.
Invention content
The technical problem to be solved in the present invention is to provide to back and across foot carry out angular adjustment and regulating mechanism volume
Smaller electric wheelchair.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of backrest and across foot adjustable angle
Electric wheelchair, including vehicle frame, front-wheel, trailing wheel, handrail and across foot mechanism, the vehicle frame include a backrest portion and seating portion,
Further include adjusting connection sheet, described one end for adjusting connection sheet is fixed with seating portion, and the other end is provided with pin hole, with passing through pin hole
Shaft will adjust connection sheet connect with backrest portion, adjusting connection sheet on be provided with several adjustment holes, adjustment hole to pin hole
Apart from identical, the Assembly of pin that can be adjusted axially position is provided in backrest portion bottom, Assembly of pin passes through one of adjusting
Hole will adjust connection sheet and backrest portion is fixed；It is described across foot include column, column bottom be arranged foot pad, it is described across foot also
Including the rotating part and fixed part being connected through the hinge, the fixed part is arranged on vehicle frame, and the rotating part is mounted on column
On, a position limited gear is set between rotating part and fixed part, is respectively provided in rotating part and fixed part and limiting tooth wheel shape
The corresponding gear grooved of shape, it is described across foot include resetting-mechanism for resetting position limited gear and by position limited gear from wherein one
The separating mechanism released in the gear grooved of side, position limited gear are partly located in the gear grooved of rotating part in its natural state, position
In the gear grooved of fixed part.
Further, the Assembly of pin includes spacing collar, axis pin and spring, and spacing collar is located in backrest portion,
Spring is located in spacing collar, and the front end of axis pin is stretched into adjustment hole, and rear end offsets with spring, the other end and stop collar of spring
Cylinder inner face offsets, and spring resets axis pin, and the rear end of axis pin is provided with extension, and extension stretches out spacing collar.
Further, the adjusting connection sheet is two, is located at backrest portion both sides, and Assembly of pin is two groups and adjusting
Connection sheet corresponds, and is connected by a drawstring between the axis pin extension of two groups of Assembly of pin.
Further, the resetting-mechanism is spring, and separating mechanism includes a cover board, is provided with protrusion on cover board, covers
Plate is located at the outside of fixed part, and protrusion is stretched on the inside of fixed part and offseted with position limited gear side, and spring is located at position limited gear
The other side, both ends offset with position limited gear and rotating part respectively.
Further, the raised end is in snap fit shape, card slot is provided on fixed part, protrusion stretches into card slot, convex
End is played to match with card slot.
Further, the cross section of the teeth of the position limited gear is in triangular shape.
Further, further include an anti-rear focusing device, which includes holder and idler wheel, riding setting, holder
One end be connected and fixed by horizontal rotating shaft with wheelchair frame, idler wheel is located at the other end of holder, and any point on idler wheel
The radius of trailing wheel is all higher than to the vertical range of rear axis line, and idler wheel is located at the rear of trailing wheel.
Further, the anti-rear focusing device further includes damping spring, and damping spring one end is fixed on wheelchair frame, separately
One end is connect with holder, and tie point and idler wheel are located at the same side of horizontal rotating shaft, and holder can be rotated around trunnion axis.
Further, the backrest includes a U-tube body and shoulder strap, and described shoulder strap one end is fixed on U-tube body
Side, the other end cross the removable connection of another side with shoulder strap after the other side bending of U-tube body.
From above-mentioned technical proposal it can be seen that the present invention has the following advantages：Using the clutch of position limited gear and gear grooved,
The angular adjustment across foot entirety may be implemented, and be not take up volume, facilitate the design of the functions such as the folding of entire wheelchair；Work as needs
When adjusting back angle, Assembly of pin is unclamped, back is rotated at this time, is inserted into when turning to proper angle, then by Assembly of pin
In corresponding adjustment hole, connection sheet will be adjusted and backrest portion is fixed.Pull drawstring that the synchronous pin for pulling both sides may be implemented
Axis is not required to be respectively regulated the Assembly of pin of both sides, easy to operate.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of the present invention；
Fig. 3 is the structural schematic diagram of Assembly of pin in the present invention；
Fig. 4 is the structural schematic diagram across foot in the present invention；
Fig. 5 is the structural schematic diagram of the rotating mechanism across foot in the present invention.
Specific implementation mode
The specific implementation mode of the present invention is illustrated below in conjunction with attached drawing.
As illustrated in fig. 1 and 2, a kind of backrest of the invention and across foot adjustable angle electric wheelchair include vehicle frame 10, front-wheel
80, trailing wheel 30, handrail 60, controller 70 and across foot mechanism 20, the vehicle frame 10 include a backrest portion 50 and seating portion 40.
Further include adjusting connection sheet 54, described one end for adjusting connection sheet 54 is fixed with seating portion 40, and the other end is provided with pin hole 51, is used
Connection sheet will be adjusted by the shaft of pin hole 51 to connect with backrest portion.Several adjustment holes 52 are provided on adjusting connection sheet, are adjusted
The distance of knothole 52 to pin hole 51 is identical, and adjusting pitch of holes is identical, and the present invention is provided with 5 adjustment holes.In backrest portion bottom
The Assembly of pin 90 of position can be adjusted axially by being provided with, and Assembly of pin 90 passes through one of adjustment hole and will adjust connection sheet and lean on
Back is fixed.
When needing to adjust back angle, Assembly of pin is unclamped, rotates back at this time, when turning to proper angle, then
Assembly of pin is inserted into corresponding adjustment hole, connection sheet will be adjusted and backrest portion is fixed.
The specific structure is shown in FIG. 3 for Assembly of pin, and Assembly of pin includes spacing collar 93, axis pin 92 and spring 95,
Spacing collar 93 is inserted in backrest portion, and spring position 95 is filled in spacing collar 93, and the front end of axis pin 92 can stretch into adjustment hole
In, rear end offsets with spring 95, and the other end and the spacing collar inner face of spring 95 offset, and spring 95 is for answering axis pin
The rear end of position, axis pin 35 is provided with extension 94, and extension 94 stretches out spacing collar.
It is two to adjust connection sheet, is located at backrest portion both sides, and Assembly of pin is two groups a pair of with adjusting connection sheet one
It answers, is connected by a drawstring 96 between the axis pin extension of two groups of Assembly of pin, drawstring can have certain elasticity, pull and draw
The synchronous axis pin for pulling both sides may be implemented in rope, is not required to be respectively regulated the Assembly of pin of both sides, easy to operate.
As shown in figure 4, described include column 2 across foot 20, foot pad 1, the angular adjustment across foot are set in 2 bottom of column
Mechanism is made of the rotating part 3 being connected through the hinge and fixed part 4 etc., and the fixed part is arranged on vehicle frame 10, in fixed part
End set have the arc-shaped connection sheet 6 of column plug body part 5 and cross section, screw hole is equipped in connection sheet 6 and passes through spiral shell
Connection sheet is fixed on tube body peripheral surface to be connected by bolt, and column plug body part 5 is for filling in tube body end to be connected, column plug
Several axially distributed reinforcing ribs are provided on the peripheral surface of body.The axial line of column plug body part 5 and the screw hole of connection sheet
It is vertically arranged, screw hole is located at the center of connection sheet.
Column plug body part should be filled in the horizontal of wheelchair frame, is connected first when foot is mounted on wheelchair
The peripheral surface of piece and tube body offsets, and is fixed tube body and connection sheet with along the bolt that tube body is radially arranged, thus will across foot installation
On vehicle frame.
As shown in figure 5, rotating part 3 is fixed on column, a position limited gear is set between rotating part 3 and fixed part 4
32, gear grooved corresponding with position limited gear shape 41 is respectively provided in rotating part 3 and fixed part 4 (in the gear grooved figure of rotating part
Do not show), position limited gear is partly located in the gear grooved of rotating part in its natural state, some is located at the tooth of fixed part
In race, due to the effect of position limited gear, rotating part can not be rotated.
Angle adjusting mechanism further includes spring 31 and separating mechanism, and wherein separating mechanism includes a cover board 43, on cover board
It is provided with protrusion 42, cover board 43 is located at the outside of fixed part, and protrusion 42 is stretched on the inside of fixed part and offseted with position limited gear side.
When by lower cover, protrusion pushes position limited gear to be pushed out in the gear grooved 41 of fixed part, so that the two is detached, at this time rotating part
It may be rotated, carry out angular adjustment.Spring 31 is located between position limited gear and rotation, and both ends offset with the two respectively,
After angular adjustment, cover board is unclamped, position limited gear is pushed in the gear grooved of fixed part by spring, to prevent rotating part
Rotation.Rotating part and fixed part can be connected with the rivet 33 across fixed part, position limited gear and spring.
Raised 42 ends are in snap fit shape, and card slot 44 is provided on fixed part, and protrusion 42 stretches into card slot, raised end with
Card slot matches.The cross section of the teeth of position limited gear is in triangular shape, and the number of teeth can be set according to angular adjustment precision, number
Amount is more, and precision is higher.
As shown in Fig. 2, the present invention is equipped with including an anti-rear focusing device, which includes holder 8 and idler wheel 9, holder 8
It is obliquely installed.One end of holder 8 is connected and fixed with wheelchair frame 10 by horizontal rotating shaft, and idler wheel 9 is located at the other end of holder 8
Portion, and the vertical range of any point to rear axis line is all higher than the radius of trailing wheel on idler wheel 9, and idler wheel 9 is located at trailing wheel
Rear.When wheelchair is toppled over backward, the idler wheel being located behind can contact ground, to prevent wheelchair continuation from toppling over backward.
Focusing device further includes damping spring 7 after anti-, and 7 one end of damping spring is fixed on wheelchair frame, the other end and holder
Connection, and tie point and idler wheel 9 are located at the same side of horizontal rotating shaft, holder can be rotated around trunnion axis.Damping spring not only can be with
Cushioning effect is played, can also holder pivots be played with cushioning effect, reduces holder damage.The bottom of idler wheel and the bottom of trailing wheel
Difference in height is 10~15cm, and the sweptback angle of wheelchair can be limited by difference in height.
In order to adapt to some bow-backed old men, it is provided with such as lower structure.The backrest includes a U-tube body 98 and the back of the body
Band 97,97 one end of the shoulder strap are fixed on the side of U-tube body, the other end cross after the other side bending of U-tube body with shoulder strap
The removable connection of another side, such as using velcro, button form.By adjusting the lateral length of shoulder strap to adapt to hunchback
Back.
Claims (9)
1. a kind of backrest and across foot adjustable angle electric wheelchair, including vehicle frame, front-wheel, trailing wheel, handrail and across foot mechanism, institute
It includes a backrest portion and seating portion to state vehicle frame, it is characterised in that：Further include adjusting connection sheet, described one end for adjusting connection sheet
It is fixed with seating portion, the other end is provided with pin hole, and will adjust connection sheet with the shaft by pin hole connects with backrest portion, is adjusting
Several adjustment holes are provided in connection sheet, the distance of adjustment hole to pin hole is identical, and being provided in backrest portion bottom can be adjusted axially
The Assembly of pin of position, Assembly of pin, which passes through one of adjustment hole and will adjust connection sheet and backrest portion, to be fixed；It is described across
Foot includes column, column bottom be arranged foot pad, it is described across foot further include the rotating part and fixed part being connected through the hinge, it is described
Fixed part is arranged on vehicle frame, and the rotating part is mounted on column, and a limiting tooth is arranged between rotating part and fixed part
Wheel, is respectively provided with gear grooved corresponding with position limited gear shape in rotating part and fixed part, it is described across foot include for that will limit
The resetting-mechanism of reset gear and the separating mechanism for releasing position limited gear from the gear grooved of wherein side, position limited gear exist
Nature lower part is located in the gear grooved of rotating part, and position is located in the gear grooved of fixed part.
2. backrest according to claim 1 and across foot adjustable angle electric wheelchair, it is characterised in that：The Assembly of pin
Including spacing collar, axis pin and spring, spacing collar is located in backrest portion, and spring is located in spacing collar, the front end of axis pin
It stretches into adjustment hole, rear end offsets with spring, and the other end and the spacing collar inner face of spring offset, and spring answers axis pin
The rear end of position, axis pin is provided with extension, and extension stretches out spacing collar.
3. backrest according to claim 2 and across foot adjustable angle electric wheelchair, it is characterised in that：The adjusting connection
Piece is two, is located at backrest portion both sides, and Assembly of pin is two groups and is corresponded with connection sheet is adjusted, two groups of Assembly of pin
Axis pin is connected between extending by a drawstring.
4. backrest according to claim 1 and across foot adjustable angle electric wheelchair, it is characterised in that：The resetting-mechanism
For spring, separating mechanism includes a cover board, and protrusion is provided on cover board, and cover board is located at the outside of fixed part, and protrusion stretches into solid
Determine to offset on the inside of portion and with position limited gear side, spring is located at the other side of position limited gear, both ends respectively with position limited gear and rotation
Transfer part offsets.
5. backrest according to claim 4 and across foot adjustable angle electric wheelchair, it is characterised in that：The raised end
In snap fit shape, card slot is provided on fixed part, protrusion stretches into card slot, and raised end is matched with card slot.
6. backrest according to claim 5 and across foot adjustable angle electric wheelchair, it is characterised in that：The position limited gear
Teeth cross section be in triangular shape.
7. backrest according to claim 1 and across foot adjustable angle electric wheelchair, it is characterised in that：It further include one anti-
Focusing device afterwards, the device include holder and idler wheel, and riding setting, one end of holder is connected with wheelchair frame by horizontal rotating shaft
Fixation is connect, after idler wheel is located at the other end of holder, and the vertical range of any point to rear axis line is all higher than on idler wheel
The radius of wheel, and idler wheel is located at the rear of trailing wheel.
8. backrest according to claim 7 and across foot adjustable angle electric wheelchair, it is characterised in that：The anti-rear upside-down mounting
It further includes damping spring to set, and damping spring one end is fixed on wheelchair frame, and the other end is connect with holder, and tie point and idler wheel
Positioned at the same side of horizontal rotating shaft, holder can be rotated around trunnion axis.
9. backrest according to claim 1 and across foot adjustable angle electric wheelchair, it is characterised in that：The backrest includes
One U-tube body and shoulder strap, described shoulder strap one end are fixed on the side of U-tube body, and the other end crosses the other side of U-tube body
After bending with the removable connection of the another side of shoulder strap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810862993.1A CN108743085A (en) | 2018-08-01 | 2018-08-01 | Backrest and across foot adjustable angle electric wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810862993.1A CN108743085A (en) | 2018-08-01 | 2018-08-01 | Backrest and across foot adjustable angle electric wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108743085A true CN108743085A (en) | 2018-11-06 |
Family
ID=63968297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810862993.1A Pending CN108743085A (en) | 2018-08-01 | 2018-08-01 | Backrest and across foot adjustable angle electric wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108743085A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110123540A (en) * | 2019-06-21 | 2019-08-16 | 浙江孚邦科技有限公司 | A kind of seat |
| CN110269761A (en) * | 2019-06-25 | 2019-09-24 | 郑州市儿童福利院 | A kind of wheelchair |
| CN110916919A (en) * | 2019-11-27 | 2020-03-27 | 深圳零壹建筑设计有限公司 | Multifunctional electric folding wheelchair |
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| CN201132499Y (en) * | 2007-08-03 | 2008-10-15 | 李金明 | Multi-function movable vehicle seat |
| KR20110009194U (en) * | 2010-03-22 | 2011-09-28 | (주)한영정공 | Wheel chair capable of adjusting angles of leg frame therof |
| CN205391271U (en) * | 2015-12-23 | 2016-07-27 | 贝珍医疗器械(上海)有限公司 | Electric wheelchair |
| CN205598116U (en) * | 2016-01-12 | 2016-09-28 | 贝珍医疗器械(上海)有限公司 | Folded cascade's electronic round of wheel -chair |
| CN106176067A (en) * | 2015-04-29 | 2016-12-07 | 上海理工大学 | Position for dysphagia ingesting training regulates wheelchair |
| CN206243357U (en) * | 2016-12-07 | 2017-06-13 | 天津星鸽科技有限公司 | The adjustable foldable handlebar of button |
| CN208989414U (en) * | 2018-08-01 | 2019-06-18 | 吉芮医疗器械（上海）有限公司 | Backrest and across foot adjustable angle electric wheelchair |
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2018
- 2018-08-01 CN CN201810862993.1A patent/CN108743085A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201132499Y (en) * | 2007-08-03 | 2008-10-15 | 李金明 | Multi-function movable vehicle seat |
| KR20110009194U (en) * | 2010-03-22 | 2011-09-28 | (주)한영정공 | Wheel chair capable of adjusting angles of leg frame therof |
| CN106176067A (en) * | 2015-04-29 | 2016-12-07 | 上海理工大学 | Position for dysphagia ingesting training regulates wheelchair |
| CN205391271U (en) * | 2015-12-23 | 2016-07-27 | 贝珍医疗器械(上海)有限公司 | Electric wheelchair |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110123540A (en) * | 2019-06-21 | 2019-08-16 | 浙江孚邦科技有限公司 | A kind of seat |
| CN110269761A (en) * | 2019-06-25 | 2019-09-24 | 郑州市儿童福利院 | A kind of wheelchair |
| CN110916919A (en) * | 2019-11-27 | 2020-03-27 | 深圳零壹建筑设计有限公司 | Multifunctional electric folding wheelchair |
| CN110916919B (en) * | 2019-11-27 | 2021-08-31 | 深圳零壹建筑设计有限公司 | Multifunctional electric folding wheelchair |
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