CN105882544B - A kind of in-car wheelchair automatic fixing system - Google Patents
A kind of in-car wheelchair automatic fixing system Download PDFInfo
- Publication number
- CN105882544B CN105882544B CN201610244270.6A CN201610244270A CN105882544B CN 105882544 B CN105882544 B CN 105882544B CN 201610244270 A CN201610244270 A CN 201610244270A CN 105882544 B CN105882544 B CN 105882544B
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- CN
- China
- Prior art keywords
- wheelchair
- keeper
- fix bar
- wheel
- hydraulic
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
-
- 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
- A61G3/00—Ambulance aspects of vehicles; Vehicles with special provisions for transporting patients or disabled persons, or their personal conveyances, e.g. for facilitating access of, or for loading, wheelchairs
- A61G3/08—Accommodating or securing wheelchairs or stretchers
- A61G3/0808—Accommodating or securing wheelchairs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
- B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
- B60R2011/0029—Floor, e.g. side sills, fire wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0084—Adjustable or movable supports with adjustment by linear movement in their operational position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0092—Adjustable or movable supports with motorization
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of in-car wheelchair automatic fixing system, including wheelchair keeper and hydraulic mechanism, hydraulic mechanism is under automotive floor panel, hydraulic mechanism includes fix bar and hydraulic cylinder, fix bar is connected on the piston rod of hydraulic cylinder, and fix bar is connected with wheelchair keeper when piston rod when hydraulic cylinder starts stretches out.The cooperation that the present invention passes through wheelchair keeper and hydraulic mechanism, after wheelchair is in place by hydraulic power driving rigidly fix in a manner of fix wheelchair, more reliably it can prevent wheelchair from moving, and the present invention can provide the detent mechanism for being more easy to regulation, bigger tolerance is equipped with to the fixed bit of wheelchair, wheelchair when fixing may not necessarily accurate capturing position, adjust wheelchair position repeatedly with need not thus wasting time and energy, operate more convenient.
Description
Technical field
The present invention relates to a kind of automotive interior fixing device, more specifically, it relates to which a kind of in-car wheelchair is fixed automatically
System.
Background technology
The popularization of automobile provides very big convenience, but some special personages for the trip of people, such as the deformity of leg disability
People or handicapped the elderly, patient, rely primarily on wheelchair and ride instead of walk, and these special personages need to such as ride, it will face greatly tired
Difficulty, not only to solve the problems, such as how wheelchair is transferred on vehicle, also to solve the problems, such as how wheelchair is fixed in the car, in order to avoid
Passenger and vehicle are caused to damage and cause wheelchair to damage.Although wheelchair itself has brake, in the car to jolt not
It can reliably keep wheelchair stable.Country is in issue on October 23rd, 2014《Taxi runs technical conditions》In it is also proposed that
《The accessible taxi technical requirements of wheelchair direct-insert》The accessible taxi of wheelchair direct-insert should be equipped with wheelchair constraint system
System, wheelchair can be fixed.To meet the specific demand of special population, car manufacturer, which have also been developed, can carry wheel
The special vehicle of chair, and propose the scheme of a variety of fixed wheelchairs.A kind of common scheme is after wheelchair shifts precalculated position onto, by
Wheelchair is fixed on vehicle interior by driver or entourage by drawstring, but this protocol step is various, during operating cost, and
Associative operation personnel have to pass through special training.And for example, Publication No. CN102379782A invention is in public affairs on March 21st, 2012
Opened it is a kind of be used for by wheelchair fixed system that wheelchair is fixed on vehicle include two groups can independently be fixed on vehicle floor and
The fixing device that wheel chair wheel is positioned correspondingly；Described fixing device includes the fixation that can be fixed on vehicle floor
Seat, described fixed seat are provided with corresponding with wheel chair wheel structure and are used to limit the locating slot of wheel chair wheel rolling and are provided with
The strap-on structure that wheel chair wheel can be bundled in fixed seat.The invention have simple in construction, easy to use, fixation,
The advantages that versatility is wide, solve the existing wheelchair fixed system being fixed on wheelchair on vehicle it is complicated, in-convenience in use
Etc. technical problem.But wheelchair need to be lifted and be put into wheel in locating slot correspondingly by the invention in application, not only be needed
Want more than two operating personnel, and wheelchair and locating slot contraposition are also required to expend certain time and adjusted repeatedly, if some
The personage of seating electric wheelchair in the case of no entourage individually ride by trip, and the only help by vehicle drivers solves to take turns
It is also extremely difficult that Wheel-chair wheel, which accurately enters the problem of locating slot,.Therefore, existing vehicle wheelchair-fixing device is set too much
The part for fixing wheelchair is put, it is troublesome in poeration when causing wheelchair in place, waste time and energy, user needs operation simpler, just
Position more easily vehicle wheelchair-fixing device.
The content of the invention
Either fixation is unreliable or troublesome in poeration for existing in-car wheelchair fixed solution, to overcome these defects, this hair
It is bright to provide a kind of both fixations reliably, and easy to operate in-car wheelchair automatic fixing system.
The technical scheme is that：A kind of in-car wheelchair automatic fixing system, including wheelchair keeper and hydraulic mechanism,
Hydraulic mechanism is under automotive floor panel, and hydraulic mechanism includes fix bar and hydraulic cylinder, and fix bar is connected in the piston of hydraulic cylinder
On bar, fix bar is connected with wheelchair keeper when piston rod when hydraulic cylinder starts stretches out, and wheelchair keeper is lath-shaped,
Wheelchair keeper is along vehicle-body width direction on automotive floor panel, and front end and the automotive floor panel of wheelchair keeper are hinged, and wheelchair is fixed
Position part rear end bottom is flexibly connected with fix bar, and wheelchair keeper is provided with two wheel chair wheel gripping blocks, two wheel chair wheels folder
Tight block is threaded in two parallel gripping block drive screws respectively, and gripping block drive screw is driven by gripping block motor
It is dynamic.Some position of wheelchair keeper and wheelchair is easily formed connection, and for directly being positioned to wheelchair, hydraulic mechanism does not open
Fix bar is hidden under floor when starting building to make, and will not hinder the movement of wheelchair, and when wheelchair push is in place, hydraulic mechanism starts work
Make, hydraulic cylinder drives fix bar to be connected with wheelchair keeper, and fixed rod support lives wheelchair keeper and prevents wheelchair from moving, liquid
Cylinder pressure, which drives fix bar to jack up wheelchair keeper rear end, makes wheelchair keeper tilt rise, forms the resistance for preventing wheel chair wheel from rolling
Block material, on this basis, two wheel chair wheel gripping blocks can move backward under the driving of gripping block motor, along wheel-chair
The axial direction of wheel both can not be rolled or can not deflect from both sides by wheel chair wheel clamping, such wheel chair wheel, and wheelchair is fixed.By
Adjustable in wheel chair wheel gripping block, wheelchair need not accurately find fixing point accurately when fixing, and greatly facilitate wheelchair fixed operation.
Preferably, wheelchair keeper is provided with two parallel chutes, gripping block drive screw turns are connected to chute
It is interior, it is threadedly coupled in the embedded chute of wheel chair wheel gripping block bottom adaptation and with gripping block drive screw.In this structure, chute was both
The gripping block drive screw that transmission is provided is contained, constrains wheel chair wheel gripping block to be allowed to move along fixed route again, it is overall
It is compact-sized and reasonable.
Preferably, fix bar top is provided with roller, roller offsets with wheelchair keeper.Fix bar top positions with wheelchair
To be in rolling contact between part, the attachment structure without complexity achieves that fix bar and the driving of wheelchair keeper coordinate.
Preferably, fix bar is hinged with wheelchair keeper.Connect, tie in hinged way between fix bar and wheelchair keeper
Structure is stable, reliable operation.
Preferably, described hydraulic mechanism also includes magnetic valve, hydraulic pump and fuel tank, magnetic valve passes through pipeline with fuel tank
Connection, for hydraulic pump on the pipeline between magnetic valve and fuel tank, magnetic valve passes through pipeline connection with hydraulic cylinder.Fix bar, liquid
The hydraulic mechanism that cylinder pressure, magnetic valve, hydraulic pump and fuel tank are formed can ensure that the driving effect of hydraulic mechanism in the present system.
Preferably, magnetic valve is three-position four-way valve.Three-position four-way valve can ensure that hydraulic cylinder can quickly realize cutting for oil circuit
Change, and with preferably holding function, it is ensured that wheelchair is reliably fixed.
Preferably, automotive floor panel is provided with wheelchair rear wheel blend stop.Wheelchair rear wheel blend stop can be that the offer in place of wheelchair is big
The reference of cause, wheelchair rear wheel can substantially be judged as that wheelchair is in place when touching wheelchair rear wheel blend stop, be that the expansion of subsequent step is given birth to
Into process starting point.
The beneficial effects of the invention are as follows：
It is fixed reliable.Cooperation of the invention by wheelchair keeper and hydraulic mechanism, with hydraulic power after wheelchair is in place
The mode that rigidly fixes of driving fixes wheelchair, more reliably can prevent wheelchair from moving.
It is easy to operate.The present invention can provide the detent mechanism for being more easy to regulation, and bigger tolerance is equipped with to the fixed bit of wheelchair
Degree, when wheelchair is fixed may not necessarily accurate capturing position, adjust wheelchair position repeatedly with need not thus wasting time and energy, operate
Come more convenient.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention；
Fig. 2 is a kind of structural representation of wheelchair keeper in the present invention；
Fig. 3 is another structural representation of the present invention；
Fig. 4 is another structural representation of wheelchair keeper in the present invention.
In figure, 1- fix bars, 2- hydraulic cylinders, 3- magnetic valves, 4- hydraulic pumps, 5- fuel tanks, 6- gripping block drive screws, 7- folders
Tight block motor, 8- chutes, 9- wheelchair keepers, 10- screw rods, 11- wheel chair wheel gripping blocks, 12- wheelchair rear wheel blend stops,
13- wheelchairs, 14- automotive floor panels.
Embodiment
The invention will be further described for specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1：
As shown in Figure 1 and Figure 2, a kind of in-car wheelchair automatic fixing system, including wheelchair keeper 9 and hydraulic mechanism, hydraulic pressure
Under automotive floor panel, hydraulic mechanism includes fix bar 1, hydraulic cylinder 2, magnetic valve 3, hydraulic pump 4 and fuel tank 5, electromagnetism for mechanism
Valve 3 is with fuel tank 5 by pipeline connection, and hydraulic pump 4 is on the pipeline between magnetic valve 3 and fuel tank 5, magnetic valve 3 and hydraulic cylinder 2
By pipeline connection, magnetic valve 3 is three-position four-way valve, and fix bar 1 is connected on the piston rod of hydraulic cylinder 2, and the top of fix bar 1 is in
Taper and the conical surface are provided with a convex key, and automotive floor panel, which is provided with, can hold the access opening that fix bar 1 passes through.Wheelchair keeper 9 is U-shaped
Flat base member, including bottom plate and a pair of pendant plates, pendant plate are in inverted L-shaped, and the hook portion of internal buckle, both sides are provided with the top of pendant plate
Hanging plate is connected to bottom plate both ends, and one is affixed side hanging plate in the hanging plate of both sides, and another is mobile pendant plate, fixes pendant
Plate is connected with bottom plate, and mobile pendant plate is slidably connected on bottom plate, and a screw rod 10, mobile side are rotatably connected on affixed side hanging plate
Hanging plate is threadedly coupled with screw rod 10, and mobile pendant plate bottom is provided with a projection, and plate top surface is provided with a movement pendant plate chute, convex
In the embedded mobile pendant plate chute of block adaptation so that mobile pendant plate and bottom plate are slidably connected.Bottom base plate is provided with a taper
Positioning hole, positioning hole is adapted to the top of fix bar 1, and positioning hole inwall is provided with a keyway, the keyway with the top of fix bar 1
Convex key position correspondence, size fit, when hydraulic cylinder 2 is not actuated, piston rod is retracted, and fix bar 1 is not higher by automotive floor panel；Hydraulic pressure
When cylinder 2 starts, piston rod is stretched out, and fix bar 1 is passed from the access opening of automotive floor panel, is connected with wheelchair keeper 3.Automobile
Floor is provided with wheelchair rear wheel blend stop 12, and the rear baseline as wheelchair anchor point is spacing to wheelchair progress rear end, wheelchair rear wheel gear
The one side of bar 12 towards wheelchair is inclined-plane.Hydraulic mechanism positions electric control gear by in-car ad hoc wheelchair and manipulated.
Using during the system, it is necessary to which two pendant plates of wheelchair keeper 9 to be first hung in the wheel below seats
On the longitudinal load steelframe of chair or so, and by rotating the spacing of the two pendant plates of regulation of screw rod 10, wheelchair keeper 9 is set firmly to pacify
It is attached on wheelchair.After wheelchair 13 is pushed to in-car, make wheel chair wheel in the same direction with automotive wheels the adjustment position of wheelchair 13, after wheelchair 13
Move back, make the trailing edge top of wheelchair rear wheel to the inclined-plane of wheelchair rear wheel blend stop 12, then pass through wheelchair and position electric control gear and start liquid
Press mechanism, magnetic valve 3, hydraulic pump 4 are started working, and magnetic valve 3 is in the working condition of "ON", and hydraulic oil is constantly past along pipeline
Hydraulic cylinder 2 is pressurized, and fix bar 1 slowly ejects, and puts in compartment, when reaching setting stroke, is engaged with wheelchair keeper 9, if
Fix bar 1 can not just readjust wheelchair position with the upper Positioning holes accurate contraposition of wheelchair keeper 9, until the top vertebra of fix bar 1
Body is completely chimeric with positioning hole, and now, the working condition of magnetic valve 3 switching, magnetic valve 3 is in interposition, i.e., " kept " on position, liquid
Press mechanism is stopped, and fix bar 1 stops at fixed position, to limit the wheelchair keeper 9 on wheelchair, wheelchair it is each to position
Shifting is limited.When wheelchair releases fixed, electric control gear is positioned again by wheelchair, magnetic valve 3 is switched to the work shape of " closing "
State, now oil inlet pipe mutually exchanged with oil return pipe, hydraulic pump works, fix bar 1 is slowly shunk, wheelchair keeper 9 and fix bar 1
Slowly depart from, until all lifting restrictions.After the piston rod of hydraulic cylinder 2 is fully retracted, fix bar 1 be contracted to automotive floor panel with
Under, magnetic valve 3 turns again to interposition.
Embodiment 2：
As shown in Figure 3, Figure 4, wheelchair keeper 9 is lath-shaped, wheelchair keeper 9 along vehicle-body width direction located at automobile
On plate 14, front end and the automotive floor panel of wheelchair keeper 9 are hinged, and one is provided between the rear end bottom of wheelchair keeper 9 and fix bar 1 and is connected
Bar, connecting rod two end is be hinged with wheelchair keeper 9 and fix bar 1 respectively, and the trailing edge of wheelchair rear wheel is against on wheelchair rear wheel blend stop 12
When, wheelchair keeper 9 is located in front of the bottom point of wheelchair rear wheel.Wheelchair keeper 9 is provided with two wheel chair wheel gripping blocks 11, and two
Wheel chair wheel gripping block 11 is threaded in two parallel gripping block drive screws 6 respectively, and two gripping block drive screws 6 are divided
Do not driven by two gripping block motors 7.Wheelchair keeper 9 is provided with two parallel chutes 8, gripping block drive screw 6
Be rotatably connected in chute 8, in the embedded chute 8 of the bottom of wheel chair wheel gripping block 11 adaptation and with the screw thread of gripping block drive screw 6
Connection.To overcome the effect of distance between two chutes 8, a design is rectangular in two wheel chair wheel gripping blocks 11, another
Design it is L-shaped, the wheel chair wheel gripping block 11 of L-shaped can vacantly across on another chute 8 with rectangle wheel chair wheel gripping block 11
Clamping face is relative, it is ensured that the mechanical structure with balance during two wheel chair wheel 11 laterally-clamped wheel chair wheels of gripping block.Remaining
With embodiment 1.
After wheel chair wheel is against on wheelchair rear wheel blend stop 12, the passenger of driver or wheelchair can position electricity by wheelchair
Device manipulation hydraulic mechanism work is controlled, the piston rod of hydraulic cylinder 2 stretches out, and fix bar 1 jacks up wheelchair keeper 9, wheelchair keeper 9
Heeling condition is turned into, and the inclined plane of wheelchair keeper 9 now is relative with the inclined-plane of wheelchair rear wheel blend stop 12, wheelchair keeper
9 and among wheelchair rear wheel is one in front and one in back clipped in by wheelchair rear wheel blend stop 12, the inclined plane of wheelchair keeper 9 props up wheelchair rear wheel
Leading edge, so limit the movable of wheelchair.Then electric control gear is positioned by wheelchair and distinguishes the gripping block of point operation control two
Motor 7, gripping block drive screw 6 is driven to rotate, two wheel chair wheel gripping blocks 11 of driving compress wheelchair from outside respectively
Left and right wheels, limit transverse shifting and the deflection of wheelchair rear wheel.Therefore in wheelchair keeper 9, wheel chair wheel gripping block 11 and wheelchair
Under the collective effect of trailing wheel blend stop 12, wheelchair is in the horizontal plane by reliable location.
Embodiment 3：
The top of fix bar 1 is provided with roller, and roller offsets with wheelchair keeper 9.Remaining is the same as embodiment 2.
Claims (7)
- A kind of 1. in-car wheelchair automatic fixing system, it is characterized in that including wheelchair keeper（9）And hydraulic mechanism, hydraulic mechanism are set Under automotive floor panel, hydraulic mechanism includes fix bar（1）And hydraulic cylinder（2）, fix bar（1）It is connected in hydraulic cylinder（2）Work On stopper rod, hydraulic cylinder（2）Fix bar during startup（1）It is connected with wheelchair keeper, wheelchair keeper（9）For lath-shaped, wheel Chair keeper（9）Along vehicle-body width direction on automotive floor panel, wheelchair keeper（9）Front end be hinged with automotive floor panel, take turns Chair keeper（9）Rear end bottom and fix bar（1）It is flexibly connected, wheelchair keeper（9）It is provided with two wheel chair wheel gripping blocks （11）, two wheel chair wheel gripping blocks（11）Two parallel gripping block drive screws are threaded in respectively（6）On, gripping block is driven Dynamic screw rod（6）By gripping block motor（7）Driving.
- 2. in-car wheelchair automatic fixing system according to claim 1, it is characterized in that wheelchair keeper（9）It is provided with two Parallel chute（8）, gripping block drive screw（6）It is rotatably connected on chute（8）It is interior, wheel chair wheel gripping block（11）Bottom is adapted to Embedded chute（8）In and with gripping block drive screw（6）Threaded connection.
- 3. in-car wheelchair automatic fixing system according to claim 1, it is characterized in that fix bar（1）Top is provided with roller, Roller and wheelchair keeper（9）Offset.
- 4. in-car wheelchair automatic fixing system according to claim 1, it is characterized in that fix bar（1）With wheelchair keeper （9）It is be hinged.
- 5. in-car wheelchair automatic fixing system according to claim 1, it is characterized in that described hydraulic mechanism also includes electricity Magnet valve（3）, hydraulic pump（4）And fuel tank（5）, magnetic valve（3）With fuel tank（5）Pass through pipeline connection, hydraulic pump（4）Located at magnetic valve （3）And fuel tank（5）Between pipeline on, magnetic valve（3）With hydraulic cylinder（2）Pass through pipeline connection.
- 6. in-car wheelchair automatic fixing system according to claim 5, it is characterized in that magnetic valve（3）For three-position four-way valve.
- 7. in-car wheelchair automatic fixing system according to any one of claim 1 to 6, it is characterized in that being set on automotive floor panel There is wheelchair rear wheel blend stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610244270.6A CN105882544B (en) | 2016-04-18 | 2016-04-18 | A kind of in-car wheelchair automatic fixing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610244270.6A CN105882544B (en) | 2016-04-18 | 2016-04-18 | A kind of in-car wheelchair automatic fixing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105882544A CN105882544A (en) | 2016-08-24 |
| CN105882544B true CN105882544B (en) | 2018-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610244270.6A Active CN105882544B (en) | 2016-04-18 | 2016-04-18 | A kind of in-car wheelchair automatic fixing system |
Country Status (1)
| Country | Link |
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| CN (1) | CN105882544B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108275080A (en) * | 2018-03-06 | 2018-07-13 | 安徽工程大学 | Mechanism of car and its special purpose vehicle and control method of getting on or off the bus above and below lower limb obstacle person |
| CN109157345A (en) * | 2018-07-11 | 2019-01-08 | 芜湖帮许来诺医疗设备科技有限公司 | A kind of wheelchair uses grillage with moving in parallel |
| CN109094447A (en) * | 2018-07-28 | 2018-12-28 | 滁州安阳智能科技有限公司 | A kind of fluid pressure type towing equipment |
| CN110675573B (en) * | 2019-10-11 | 2021-08-31 | 湖北经济学院 | Self-service internet financial terminal equipment |
| JP7188364B2 (en) * | 2019-11-25 | 2022-12-13 | トヨタ自動車株式会社 | wheelchair passenger restraint structure |
| CN114099163B (en) * | 2020-08-31 | 2023-02-10 | 比亚迪股份有限公司 | Wheelchair fixing system of railway vehicle and railway vehicle |
| CN112172821B (en) * | 2020-09-07 | 2022-12-02 | 郑州知风电气科技有限公司 | Welfare vehicle driving system and driving method |
| CN113415437B (en) * | 2021-08-25 | 2021-12-07 | 民航成都物流技术有限公司 | Anti-sliding device for automatic wheel chock of vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4973022A (en) * | 1989-06-16 | 1990-11-27 | Action Concepts, Inc. | Wheelchair securement apparatus |
| KR20030050008A (en) * | 2001-12-18 | 2003-06-25 | 현대자동차주식회사 | Apparatus for fixing wheel chair |
| CN102379782A (en) * | 2011-08-19 | 2012-03-21 | 浙江吉利汽车研究院有限公司 | Wheelchair fixing system for fixing wheelchair on vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4513094B2 (en) * | 2004-10-29 | 2010-07-28 | タカタ株式会社 | Wheelchair fixing device |
-
2016
- 2016-04-18 CN CN201610244270.6A patent/CN105882544B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4973022A (en) * | 1989-06-16 | 1990-11-27 | Action Concepts, Inc. | Wheelchair securement apparatus |
| KR20030050008A (en) * | 2001-12-18 | 2003-06-25 | 현대자동차주식회사 | Apparatus for fixing wheel chair |
| CN102379782A (en) * | 2011-08-19 | 2012-03-21 | 浙江吉利汽车研究院有限公司 | Wheelchair fixing system for fixing wheelchair on vehicle |
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| CN105882544A (en) | 2016-08-24 |
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