CN109172172A - A kind of wheelchair of Anti-inclining - Google Patents
A kind of wheelchair of Anti-inclining Download PDFInfo
- Publication number
- CN109172172A CN109172172A CN201811176554.1A CN201811176554A CN109172172A CN 109172172 A CN109172172 A CN 109172172A CN 201811176554 A CN201811176554 A CN 201811176554A CN 109172172 A CN109172172 A CN 109172172A
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- Prior art keywords
- wheel
- lead screw
- wheel carrier
- spine bar
- vertical
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- 230000001105 regulatory effect Effects 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 239000006101 laboratory sample Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000837 restrainer Substances 0.000 description 1
- 239000007787 solid Substances 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
- A61G1/00—Stretchers
- A61G1/02—Stretchers with wheels
-
- 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
- A61G1/00—Stretchers
- A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
-
- 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
-
- 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
- A61G5/1078—Parts, details or accessories with shock absorbers or other suspension arrangements between wheels and frame
-
- 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
- A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
-
- 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
-
- 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
- A61G2203/72—General characteristics of devices with special adaptations, e.g. for safety or comfort for collision prevention
- A61G2203/723—Impact absorbing means, e.g. bumpers or airbags
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)
- Handcart (AREA)
- Toys (AREA)
Abstract
The invention discloses a kind of wheelchairs of Anti-inclining, belong to medical instruments field, including car body, wheel, it is characterised in that: further include wheel carrier, spine bar, sink, float, lead screw and bevel gear；Wheel shaft where the wheel is mounted on the lower end of wheel carrier；The top of wheel carrier is equipped with spine bar；The medial surface of the spine bar is equipped with ratchet；The inside of spine bar is equipped with horizontal pawls；The inside of the wheel carrier is equipped with sink, has float in sink；Float upper end is to inward side to inclination；It is fixedly connected with coaxial No.1 bevel gear on wheel shaft where the wheel, is equipped with meshed No. two bevel gears by No.1 bevel gear, the axle center where No. two bevel gears is vertical, is fixedly connected with hollow shaft above No. two bevel gears；The lower end of lead screw is located in the vertical holes of hollow shaft；The spine bar upper end is equipped with lateral aperture, passes through horizon bar in lateral aperture.Has the characteristics that smooth running compared with prior art.
Description
Technical field
The present invention is a kind of application for a patent for invention " patient's transfer device of Anti-inclining " (application number: 2017103240551)
Divisional application, be related to a kind of medical instrument, especially a kind of wheelchair of Anti-inclining.
Background technique
For some patients such as cardiovascular and cerebrovascular disease or other critical patients etc., body cannot shake when the state of an illness is broken out
It is dynamic, the state of an illness otherwise can be aggravated, when transporting patient using single rack vehicle or other transfer devices (such as flatcar), is often inclined by some
Tiltedly and the road surface of uneven, to cause to jolt, while patient is become by the posture to lie low and reclines, and be easy to cause secondary wound
Evil, is unfavorable for the relief of patient.
Summary of the invention
Technical assignment of the invention is to provide a kind of wheelchair of Anti-inclining for the above the deficiencies in the prior art.
The present invention the technical solution to solve the technical problem is that: a kind of wheelchair of Anti-inclining, including including chair frame, wheel,
It is characterized by also including regulating mechanism assemblies；Wheel includes front wheels and rear wheels；Wheel shaft where the wheel is mounted on adjusting
The lower end of mechanism assembly, to be rotatably connected；There are two the regulating mechanism assemblies, is located at the two sides of chair frame, described
Regulating mechanism assembly include wheel carrier, spine bar, sink, float, lead screw, bevel gear, spring, level frame and sprocket wheel, chain；It is described
Wheel carrier lower end be fixedly connected with the middle position of level frame, the front and back end of level frame pass through respectively wheel shaft be connected with front-wheel and after
Wheel, is wherein fixedly connected with No.1 sprocket wheel on the wheel shaft where rear-wheel, the lower end of wheel carrier is equipped with No. two sprocket wheels, No.1 sprocket wheel and No. two
It is connected between sprocket wheel by chain；The top of wheel carrier is equipped with spine bar, and No.1 spring is equipped between wheel carrier and spine bar；Chair frame is equipped with
The position-limit mechanism for limiting wheel carrier and spine bar movement, limiting wheel carrier and spine bar by the position-limit mechanism can only transport along the vertical direction
It is dynamic；The medial surface of the spine bar is equipped with ratchet, and the addendum flank of ratchet is horizontal, and dedendum flank is tilted along the direction outside on interior；
The inside of spine bar is equipped with horizontal pawls, and chair frame is equipped with the position-limit mechanism of limitation pawl movement, limits spine by the position-limit mechanism
Pawl can only be moved along introversion and extroversion direction；The outboard end of pawl be with the spine bar be adapted ratchet shape, pawl it is interior
Side is equipped with No. two springs, and No. two spring inner ends are withstood in chair frame；Vertical holes is equipped among pawl；The inside of the wheel carrier
Equipped with sink, the sink is fixedly mounted in chair frame, and liquid medium is filled in sink, passes through water pipe phase between two sinks
It is connected to, there is float in sink, float upper end is stretched out from sink upper opening；Float passes through the vertical holes among the pawl,
Width of the middle vertical holes along introversion and extroversion direction is greater than float and passes through vertical bore portion along the width in introversion and extroversion direction, and the two should
Direction width difference is greater than the height of ratchet；Float upper end is to inward side to inclination；It is solid on wheel shaft where No. two sprocket wheels
Surely coaxial No.1 bevel gear is connected, is equipped with meshed No. two bevel gears, No. two bevel gear institutes by No.1 bevel gear
Axle center it is vertical, hollow shaft is fixedly connected with above No. two bevel gears, the position being located at hollow shaft on the wheel carrier is equipped with
Link block, link block are equipped with vertical holes, and the hollow shaft passes through vertical holes, and hollow shaft is located at the straight of link block section below
Diameter is greater than the diameter of link block vertical holes, and the shaft shoulder of hollow shaft is withstood on link block bottom surface；The top of hollow shaft is equipped with lead screw, chair
Position on frame positioned at lead screw upper end is equipped with limit hole, and the upper end of lead screw is located in limit hole, and wherein lead screw upper end is located at limit
One section of diameter in hole is greater than lead screw main diameter, and the position of the limit hole lower ending opening is equipped with inward flange, convex edge
The diameter divided is less than the diameter of lead screw upper part；It is the vertical holes of upper end opening at the axle center of the hollow shaft, lead screw
Lower end is located in the vertical holes of hollow shaft, and lead screw lower end peripheral is fixed with a series of vertical piece, hollow shaft vertical holes periphery
Also the vertical slots adaptable with it are equipped with, the vertical piece is inserted into vertical slots；The spine bar upper end is equipped with lateral aperture,
Horizon bar is passed through in lateral aperture, the outer end of horizon bar is equipped with arc block, and the lateral surface of arc block is the arc being adapted with lead screw
Face, arcwall face are equipped with the screw thread being adapted with lead screw, successively drive No.1 bevel gear, No. two respectively by wheel shaft when wheel rotates
Bevel gear, lead screw rotation, drive arc block to move downward by lead screw；The inner end of horizon bar be equipped with ramp blocks, ramp blocks it is straight
Diameter is greater than the diameter of horizon bar main part, is cased with No. three springs on horizon bar, the both ends of No. three springs withstand on respectively spine bar and
In ramp blocks, the medial surface of the ramp blocks is equipped with the inclined-plane being adapted with the float upper end sloping portion lateral surface,
The inclined-plane that ramp blocks are in contact with float is in a series of spiculation.
Compared with prior art, the present invention have it is following prominent the utility model has the advantages that
1, it is able to maintain balance when walking on the slope not tilt, prevents from falling down；
2, there is vibration-damping function.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 2 is sectional view along A-A in Fig. 1.
Fig. 3 is partial enlargement diagram at A in Fig. 2.
Fig. 4 is the structural schematic diagram of the embodiment of the present invention 2.
Fig. 5 is B-B direction cross-sectional view in Fig. 4.
Fig. 6 is 3 structural schematic diagram of the embodiment of the present invention.
Fig. 7 be in Fig. 6 C-C to cross-sectional view.
Specific embodiment
The present invention is further described with specific embodiment with reference to the accompanying drawings of the specification.For convenient for narration, below
Middle "inner", "outside" refer to intermediate direction and the lateral direction of whole equipment, "front", "rear" refer to whole equipment direction of advance and
Direction of retreat.
In embodiment 1, as shown in Figure 1, 2, the present invention includes car body 1, wheel 2, regulating mechanism assembly.2 institute of wheel
Wheel shaft 4 be mounted on the lower end of regulating mechanism assembly, to be rotatably connected.
The regulating mechanism assembly includes wheel carrier 24, spine bar 18, sink 23, float 22, lead screw 11 and bevel gear.Wheel
2 with the specific connection relationship of regulating mechanism assembly are as follows: the wheel shaft 4 where the wheel 2 is mounted on the lower end of wheel carrier 24, wheel shaft
It is to be rotatably connected between 4 and wheel carrier 24.
Wheel carrier 24 has multiple, is vertically installed at 1 lower part of car body, the top of wheel carrier 24 is equipped with spine bar 18, wheel carrier 24 and spine bar
No.1 spring 10 is equipped between 18.The position-limit mechanism that car body 1 is equipped with limitation wheel carrier 24 and spine bar 18 moves, passes through the position restrainer
Structure limitation wheel carrier 24 and spine bar 18 can only move along the vertical direction.The position-limit mechanism, which can be, is enclosed in wheel carrier 24 and spine bar 18
The structure of surrounding, to prevent wheel carrier 24 and 18 level side of spine bar from moving and rotation；The position-limit mechanism is also possible to along the vertical direction
Guide rail, with limit wheel carrier 24 and spine bar 18 be merely able to it is vertically moving；The position-limit mechanism is also possible in the prior art
Other can be realized the structure of the function.
The medial surface of the spine bar 18 is equipped with ratchet, and the addendum flank of ratchet is horizontal, and dedendum flank is along the side outside on interior
To inclination.The inside of spine bar 18 is equipped with horizontal pawls 21, and car body 1 is equipped with the position-limit mechanism that limitation pawl 21 moves, by this
Position-limit mechanism limitation pawl 21 can only be moved along introversion and extroversion direction.The position-limit mechanism can be the knot for being enclosed in 21 surrounding of pawl
Structure, to prevent the vertical side's movement of pawl 21 and rotation；The position-limit mechanism is also possible to guide rail in the horizontal direction, to limit pawl
21 are merely able to move in the horizontal direction；The position-limit mechanism be also possible in the prior art other can be realized the structure of the function.
The outboard end of pawl 21 is the ratchet shape being adapted with the spine bar 18, and the inner end of pawl 21 is equipped with No. two springs 20,
No. two 20 inner ends of spring are withstood on car body 1.Vertical holes 19 is equipped among pawl 21.
The inside of the wheel carrier 24 is equipped with sink 23, and the sink 23 is fixedly mounted on car body 1, contains in sink 23
There are water, oil or other liquid mediums, is connected between each sink 23 by water pipe 32, there is float 22, float 22 in sink 23
Upper end is stretched out from 23 upper opening of sink.Float 22 passes through the vertical holes 19 among the pawl 21, and wherein vertical holes 19 is along interior
The width of outward direction is greater than width of the float 22 across 19 part of vertical holes along introversion and extroversion direction, and the two direction width
Difference is greater than the height of ratchet, so that pawl 21 can be moved freely inwardly when spine bar 18 falls.22 upper end of float is inwardly
Direction inclination.
It is fixedly connected with coaxial No.1 bevel gear 3 on wheel shaft 4 where the wheel 2, is set by No.1 bevel gear 3
There are meshed No. two bevel gears 25, the axle center where No. two bevel gears 25 is vertical, is fixedly connected above No. two bevel gears 25
Hollow shaft 5 is located at the position at hollow shaft 5 on the wheel carrier 24 and is equipped with link block 8, and link block 8 is equipped with vertical holes, described
Hollow shaft 5 pass through vertical holes, hollow shaft 5 is located at the diameter of the diameter of 8 section below of link block greater than 8 vertical holes of link block,
The shaft shoulder of hollow shaft 5 is withstood on 8 bottom surface of link block.The top of hollow shaft 5 is equipped with lead screw 11, is located at 11 upper end of lead screw on car body 1
Position be equipped with limit hole 15, the upper end 14 of lead screw is located in limit hole 15, and wherein lead screw upper end 14 is located in limit hole 15
One section of diameter is greater than 11 main diameter of lead screw, and the position of 15 lower ending opening of limit hole is equipped with inward flange, inward flange part
Diameter be less than lead screw upper end 14 diameter, so as to which 14 position restriction of lead screw upper end is lived.The axle center of the hollow shaft 5
Place is the vertical holes 6 of upper end opening, and the lower end of lead screw 11 is located in hollow shaft vertical holes 6, and 11 lower end peripheral of lead screw is fixed with
A series of vertical piece 9,5 vertical holes periphery of hollow shaft are also equipped with the vertical slots 7 adaptable with it, and the vertical piece 9 is inserted into
Into in vertical slots 7, so that lead screw 11 is able to drive by vertical slots 7 and vertical piece 9 and is rotated when No. two bevel gears 25 rotate,
And No. two bevel gears 25 can move up and down relative to lead screw 11 simultaneously.18 upper end of spine bar is equipped with lateral aperture, horizontal
Horizon bar 13 is passed through in hole, the outer end of horizon bar 13 is equipped with arc block 12, and the lateral surface of arc block 12 is adapted with lead screw 11
Arcwall face, arcwall face is equipped with the screw thread being adapted with lead screw 11, and the rotation direction of screw thread meets the drive of wheel 2 on lead screw 11 and arcwall face
Lead screw 11 is able to drive arc block 12 and moves downward when dynamic lead screw 11 rotates.The inner end of horizon bar 13 is equipped with ramp blocks 17, inclined-plane
The diameter of block 17 is greater than the diameter of 13 main part of horizon bar, is cased with No. three springs 16 on horizon bar 13, and the two of No. three springs 16
End is withstood on respectively in spine bar 18 and ramp blocks 17, and the medial surface of the ramp blocks 17 is equipped with to be tilted with 22 upper end of float
The adaptable inclined-plane of portions of lateral side, as shown in figure 3, the inclined-plane that ramp blocks 17 are in contact with float 22 is in a series of small sawtooth
Shape, so that the active force not will lead to 22 slide downward of float when horizon bar 13 generates horizontal direction active force to float 22.
When pushing transfer device, by the effect of No.1 spring 10, a part of vibration can be sponged, to play damping
Effect, prevent transfer device from being jolted and being broken down.When transfer device pushes on inclined-plane, in above slope one
The liquid in sink 23 on extreme direction is flowed in the upward sink 23 of lower side by water pipe, in the upward sink 23 of lower side
Water level rises, and is jacked up float 22 upwards by buoyancy, 22 upper end of float pushes horizon bar 13 to move horizontally outward, arc block
12 arcwall face is meshed with lead screw 11, successively drives 3, No. two cone teeth of No.1 bevel gear respectively by wheel shaft 4 when wheel 2 rotates
Wheel 25, lead screw 11 rotate, and drive arc block 12 to move downward by lead screw 11, so that spine bar 18 be made to move downward, spine bar 18 is logical
Crossing No.1 spring 10 pushes wheel carrier 24 to move downward, and wheel carrier 24 pushes wheel 2 to move downward, so that the side body 1 be lifted upwards
It rises；Water level decreasing in the sink 23 in upper side direction, float 22 decline therewith simultaneously, pass through the work of 22 upper end sloping portion of float
With pawl 21 is pushed to inward side to movement, so that pawl 21 is separated with spine bar 18, by the effect of No.1 spring 10 by spine
Item 18 pushes up, while wheel carrier 24 rises with it, which accordingly declines, so that inclined car body 1 is made to restore balance,
Avoid the inclined danger of transfer device.
In embodiment 2, as shown in Figure 4,5, the present embodiment is wheelchair, including chair frame 26, wheel, regulating mechanism assembly.Wheel
Attached bag includes front wheels and rear wheels.Wheel shaft where the wheel is mounted on the lower end of regulating mechanism assembly, to be rotatably connected.
There are two the regulating mechanism assemblies, is located at the two sides of chair frame 26, structure on the basis of embodiment 1 into
Gone improvement, in addition to include wheel carrier 24, spine bar 18, sink 23, float 22, lead screw 11, bevel gear and spring in embodiment 1 with
It outside, further include the level frame 31 and sprocket wheel, chain 29 of front and back trend.
In example 2,24 lower end of wheel carrier is fixedly connected with the middle position of level frame 31, wheel and adjusting machine
The specific connection relationship of structure assembly are as follows: the front and back end of level frame 31 passes through wheel shaft respectively and is connected with front wheels and rear wheels, wherein rear-wheel
No.1 sprocket wheel 28 is fixedly connected on the wheel shaft at place, the lower end of wheel carrier 24 is equipped with No. two sprocket wheels 30, No.1 sprocket wheel 28 and No. two chains
It is connected between wheel 30 by chain 29.No. two sprocket wheels 30 are equipped with the coaxial No.1 bevel gear 3 being firmly connected with it.The present embodiment
It is connected between the sink 23 of middle left and right two by water pipe 32, the other technical characteristics of regulating mechanism assembly are the same as implementation in the present embodiment
Example 1 is not repeated in the present embodiment.
Physical disabilities take wheelchair can be with autonomous on flat road surface, but when driving can on sloping road surface
It tilts therewith, when especially physical disabilities individually take wheelchair, is easy to happen the danger fallen down.And the wheelchair energy in the present embodiment
Enough automatic adjustable balances, i.e. the wheel 2 in the direction in downside, which can extend downwardly, lifts the side wheel chair, is in upper side direction
Wheel 2 can shrink upwards the side wheel chair falls, so as to keep wheelchair two sides horizontal, wheelchair inclination is avoided even to fall
?.
Embodiment 3 is that hospital internal is afraid of the article transfer device to jolt, such as laboratory sample, precision instrument or blood bag
Deng.Including car body 1, wheel 2, regulating mechanism assembly in embodiment 3, as shown in Figure 6,7,.Wheel shaft peace where the wheel
Mounted in the lower end of regulating mechanism assembly, to be rotatably connected.
The regulating mechanism assembly is improved on the basis of embodiment 1, in addition to including the wheel carrier in embodiment 1
It 24, further include 35, No. four springs 34 and extension blocks of limited block other than spine bar 18, sink 23, float 22, lead screw 11 and bevel gear
36.The specific connection relationship of wheel 2 and regulating mechanism assembly are as follows: the wheel shaft 4 where the wheel 2 is mounted under wheel carrier 24
End, is to be rotatably connected between wheel shaft 4 and wheel carrier 24.Wheel carrier 24 has multiple, 1 lower part of car body is vertically installed at, in the present embodiment
The technical characteristic of middle regulating mechanism assembly is substantially the same manner as Example 1 in the present embodiment, and wherein same section is hereinafter no longer
It is tired to state, hereinafter only distinguishing feature is illustrated.
The interior direction of the float 22 is equipped with limited block 35, and limited block 35 is vertically installed on car body 1, limited block 35
Top be equipped with No. four springs 34, the upper end of No. four springs 34 is withstood on car body 1.Car body 1 is equipped with the limit of limitation limited block 35
Position mechanism limits limited block 35 by the position-limit mechanism and is merely able to move along the vertical direction.The position-limit mechanism, which can be, to be enclosed in
The structure of 35 surrounding of limited block, to prevent 35 level side of limited block from moving and rotation；The position-limit mechanism is also possible to along vertical side
To guide rail, with limit wheel carrier 24 and spine bar 18 be merely able to it is vertically moving；The position-limit mechanism is also possible to the prior art
In other can be realized the structure of the function.
In the present embodiment, the position-limit mechanism of pawl 21 is the limited block 35, and the limited block 35 is equipped with and opens
Mouthful towards 18 direction of spine bar blind hole, the rear end of pawl 21 is located in blind hole, and limited block 35 towards 18 direction of spine bar equipped with prolonging
Two extension blocks 36 stretched, two extension blocks 36 are located at the front and rear sides of pawl 21, close spine on extension block 36
The position of pawl 21 is respectively equipped with the limiting slot being adapted with 21 front and back sides shape of pawl, and the front and back sides of pawl 21 are located at
In the limiting slot, pawl 21 is limited by the collective effect of limiting slot and blind hole and is merely able to move in the horizontal direction.
The vibration that car body 1 can further be slowed down by the effect of No. four springs 34, when the road surface of the uneven of walking
Car body 1 can be effectively reduced when upper to jolt, and prevent laboratory sample, precision instrument or blood bag etc. from causing to damage because jolting.
It should be noted that specific embodiment of the invention is to the present invention have been described in detail, for ability
For the technical staff in domain, its various of progress is obviously changed without departing from the spirit and scope of the present invention
Become all within protection scope of the present invention.
Claims (1)
1. a kind of wheelchair of Anti-inclining, including including chair frame, wheel, it is characterised in that: it further include regulating mechanism assembly；Take turns attached bag
Include front wheels and rear wheels；Wheel shaft where the wheel is mounted on the lower end of regulating mechanism assembly, to be rotatably connected；The tune
It saves there are two mechanism assemblies, is located at the two sides of chair frame, the regulating mechanism assembly includes wheel carrier, spine bar, sink, floats
Son, lead screw, bevel gear, spring, level frame and sprocket wheel, chain；The middle position of the wheel carrier lower end and level frame is fixed to be connected
It connects, the front and back end of level frame passes through wheel shaft respectively and is connected with front wheels and rear wheels, is wherein fixedly connected with one on the wheel shaft where rear-wheel
The lower end of number sprocket wheel, wheel carrier is equipped with No. two sprocket wheels, passes through chain connection between No.1 sprocket wheel and No. two sprocket wheels；It is set above wheel carrier
There is spine bar, No.1 spring is equipped between wheel carrier and spine bar；Chair frame is equipped with the position-limit mechanism of limitation wheel carrier and spine bar movement, passes through
Position-limit mechanism limitation wheel carrier and spine bar can only move along the vertical direction；The medial surface of the spine bar is equipped with ratchet, ratchet
Addendum flank it is horizontal, dedendum flank is tilted along the direction outside on interior；The inside of spine bar is equipped with horizontal pawls, and chair frame is equipped with limit
The position-limit mechanism of pawl movement processed, limiting pawl by the position-limit mechanism can only move along introversion and extroversion direction；The outside of pawl
End is the ratchet shape being adapted with the spine bar, and the inner end of pawl is equipped with No. two springs, and No. two spring inner ends are withstood on
In chair frame；Vertical holes is equipped among pawl；The inside of the wheel carrier is equipped with sink, and the sink is fixedly mounted on chair frame
On, liquid medium is filled in sink, is connected between two sinks by water pipe, there is float in sink, and float upper end is from sink
Upper opening is stretched out；Float passes through the vertical holes among the pawl, and wherein width of the vertical holes along introversion and extroversion direction is greater than floating
Son passes through vertical bore portion along the width in introversion and extroversion direction, and the two direction width difference is greater than the height of ratchet；On float
End is to inward side to inclination；Coaxial No.1 bevel gear, No.1 are fixedly connected on wheel shaft where No. two sprocket wheels
Meshed No. two bevel gears are equipped with by bevel gear, the axle center where No. two bevel gears is vertical, fixed above No. two bevel gears
Hollow shaft is connected, the position at hollow shaft is located on the wheel carrier and is equipped with link block, link block is equipped with vertical holes, described
Hollow shaft passes through vertical holes, and the diameter that hollow shaft is located at link block section below is greater than the diameter of link block vertical holes, hollow shaft
The shaft shoulder withstand on link block bottom surface；The top of hollow shaft is equipped with lead screw, and the position that lead screw upper end is located in chair frame is equipped with limit
The upper end in hole, lead screw is located in limit hole, and wherein lead screw upper end is located at one section of diameter in limit hole and is greater than lead screw main diameter,
The position of the limit hole lower ending opening is equipped with inward flange, and the diameter of inward flange part is less than the diameter of lead screw upper part；
It is the vertical holes of upper end opening at the axle center of the hollow shaft, the lower end of lead screw is located in the vertical holes of hollow shaft, under lead screw
End periphery is fixed with a series of vertical piece, and hollow shaft vertical holes periphery is also equipped with the vertical slots adaptable with it, described
Vertical piece is inserted into vertical slots；The spine bar upper end is equipped with lateral aperture, passes through horizon bar, the outer end of horizon bar in lateral aperture
Equipped with arc block, the lateral surface of arc block is the arcwall face being adapted with lead screw, and arcwall face is equipped with the screw thread being adapted with lead screw,
It successively drives No.1 bevel gear, No. two bevel gears, lead screw to rotate respectively by wheel shaft when wheel rotates, arc is driven by lead screw
Block moves downward；The inner end of horizon bar is equipped with ramp blocks, and the diameter of ramp blocks is greater than the diameter of horizon bar main part, horizon bar
On be cased with No. three springs, the both ends of No. three springs are withstood in spine bar and ramp blocks respectively, and the medial surface of the ramp blocks is equipped with
The inclined-plane being adapted with the float upper end sloping portion lateral surface, the inclined-plane that ramp blocks are in contact with float is in a series of
Spiculation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811176554.1A CN109172172B (en) | 2017-05-09 | 2017-05-09 | Anti-tilting wheelchair |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811176554.1A CN109172172B (en) | 2017-05-09 | 2017-05-09 | Anti-tilting wheelchair |
| CN201710324055.1A CN107088118B (en) | 2017-05-09 | 2017-05-09 | A kind of patient's transfer device of Anti-inclining |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710324055.1A Division CN107088118B (en) | 2017-05-09 | 2017-05-09 | A kind of patient's transfer device of Anti-inclining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109172172A true CN109172172A (en) | 2019-01-11 |
| CN109172172B CN109172172B (en) | 2020-07-10 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811176507.7A Active CN109172163B (en) | 2017-05-09 | 2017-05-09 | Medical trolley capable of preventing inclination |
| CN201710324055.1A Expired - Fee Related CN107088118B (en) | 2017-05-09 | 2017-05-09 | A kind of patient's transfer device of Anti-inclining |
| CN201811176554.1A Active CN109172172B (en) | 2017-05-09 | 2017-05-09 | Anti-tilting wheelchair |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811176507.7A Active CN109172163B (en) | 2017-05-09 | 2017-05-09 | Medical trolley capable of preventing inclination |
| CN201710324055.1A Expired - Fee Related CN107088118B (en) | 2017-05-09 | 2017-05-09 | A kind of patient's transfer device of Anti-inclining |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN109172163B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969274A (en) * | 2017-05-09 | 2019-07-05 | 日照轻创知识产权服务中心 | A kind of trailer of Anti-inclining |
| CN109259947B (en) * | 2018-11-13 | 2020-10-16 | 南昌航空大学 | Self-balancing riding instead of walking wheelchair for nursing |
| CN113288623A (en) * | 2021-05-19 | 2021-08-24 | 中国人民解放军南部战区总医院 | Shockproof and anti-jolt vascular puncture operating table |
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- 2017-05-09 CN CN201811176507.7A patent/CN109172163B/en active Active
- 2017-05-09 CN CN201710324055.1A patent/CN107088118B/en not_active Expired - Fee Related
- 2017-05-09 CN CN201811176554.1A patent/CN109172172B/en active Active
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| CN201058046Y (en) * | 2006-12-15 | 2008-05-14 | 李建华 | Pressurization diagnosis therapeutic bed |
| CN202783620U (en) * | 2012-07-12 | 2013-03-13 | 吴晓东 | Driving device and bicycle with the same |
| CN203984898U (en) * | 2014-07-23 | 2014-12-10 | 天津市澍丰农业科技有限公司 | A kind of cultivator easy to use |
| JP5986154B2 (en) * | 2014-08-06 | 2016-09-06 | 株式会社松永製作所 | wheelchair |
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| CN105411762A (en) * | 2016-01-14 | 2016-03-23 | 中国人民解放军第三军医大学第二附属医院 | Moving hospital bed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109172172B (en) | 2020-07-10 |
| CN107088118A (en) | 2017-08-25 |
| CN109172163A (en) | 2019-01-11 |
| CN107088118B (en) | 2018-10-23 |
| CN109172163B (en) | 2020-05-08 |
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