CN106333804B - Electric stair climbing ladder wheelchair - Google Patents
Electric stair climbing ladder wheelchair Download PDFInfo
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- CN106333804B CN106333804B CN201510389456.6A CN201510389456A CN106333804B CN 106333804 B CN106333804 B CN 106333804B CN 201510389456 A CN201510389456 A CN 201510389456A CN 106333804 B CN106333804 B CN 106333804B
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Abstract
The invention discloses a kind of electric stair climbing ladder wheelchair.During stair activity, stair climbing piston shoes intersect linear contact lay with the horizontal plane and facade of ladder step, stair climbing slide plate is set to be slided on stair climbing piston shoes using the Vidacare corp being fixed on stair climbing wheelchair, whole stair climbing wheelchair is by using the intersection point of stair ladder step as support rotating simultaneously, it moves the motion synthesized obliquely or obliquely, and the supporter of wheelchair car body shifts between stair climbing piston shoes and big wheel, stair climbing wheelchair is constantly risen or fallen and complete stair climbing work, make it have stair climbing function.The present invention has an excellent stair climbing function, stable movement, impact it is small, it is laborsaving, it is simple in construction, it is easy to use the features such as.
Description
Technical field
The present invention relates to the electronic equipment with stair climbing function, more particularly, to a kind of electric stair climbing ladder wheelchair.
Background technology
There are a large amount of handicapped persons in the elderly in China, disabled person and patient at present, these people constitute quantity Pang
Big wheelchair demand colony, huge demand promote China's wheelchair industry and comparatively fast developed in recent years, electric wheelchair and manpower wheelchair
Largely enter huge numbers of families, improve people's quality of the life.However, whether electric wheelchair or manpower wheelchair all run into upstairs
The problem of ladder, and most domestic people is still lived in the multi-storey building of no elevator now, it is upper downstairs to lean on stair, in certain journey
The popularization of wheelchair is constrained on degree.Therefore, there is wheelchair stair climbing function to turn into the problem urgently captured, relevant manufacturers input is big
Amount manpower and materials are researched and developed, and have more moneys that there is the wheelchair of electric stair climbing ladder function to emerge at present, electronic star-wheel therein climbs building
Terraced Wheelchair structure is relatively easy, but such wheelchair has very big defect, and bumpy motion, impact are big；And with external import technology
The stair climbing technology of the complete wheeled seat self-balancing stair climbing wheelchair and movable support rod stair climbing wheelchair of production is more ripe, but valency
Lattice are expensive.
The content of the invention
In order to solve the deficiency in above-mentioned technology, it is an object of the invention to provide a kind of simple in construction, stable movement, impact
The small electric stair climbing ladder wheelchair with stair climbing function.
For convenience, two dimension can be used to the facade and horizontal plane of stair ladder step in three dimensions in the following description
The vertical line and horizontal line of stair ladder step in plan view describe, and in other words both statements are of equal value；Same three
The external corner intersection of the facade of stair ladder step and horizontal plane in dimension space, and the vertical line and water that stair ladder walks in two dimensional surface view
The statement of the intersection point of horizontal line is of equal value, and this intersection point is referred to as the intersection point of ladder step；Stair climbing slide plate and stair climbing are slided in three dimensions
Two kinds of statements of each arc-shaped surface of boots and each circular arc of stair climbing slide plate and stair climbing piston shoes in two dimensional surface view are of equal value.
For stair climbing piston shoes and wheel, what its projection did not referred to perspective plane is all plane where the side using car body as perspective plane.
In order to solve the above-mentioned technical problem, electric stair climbing ladder wheelchair of the present invention, including wheelchair frame, wheel, brake gear, and
The part such as seat against；Wheel has two big wheels and two trundles, and wheelchair frame includes two side framves being parallel to each other, each side
One big wheel and a trundle are respectively installed, big wheel is parallel with side frame, seats against general flexible fabric in face frame
Stretch tight and formed on wheelchair frame；Electric stair climbing ladder wheelchair is provided with stair-climbing device, and the device mainly includes stair climbing slide guide device,
Vidacare corp；Stair climbing slide guide device is mainly made up of stair climbing slide plate and stair climbing piston shoes, stair climbing slide plate
Projection is projected as partial circle shape in sector, stair climbing piston shoes, all circular arcs on stair climbing slide plate and stair climbing piston shoes
All it is concentric circles circular arc；Stair climbing piston shoes are parallel to each other by two and symmetrical piston shoes side plate and a piston shoes arc block form it is firm
Body, piston shoes side plate are partial circle shape, there is orthodrome and small arc-shaped, and the small arc-shaped is part ring gear, and piston shoes arc block also has greatly
Circular arc and small arc-shaped, the large circular arc radius of the partial circle shape of piston shoes side plate is equal with the radius of the orthodrome of piston shoes arc block, climbs
Any radial section of stair piston shoes is " u "-shaped, and is penetrated along the circumferential of sector, and the both sides of " u "-shaped are piston shoes side plate, " u "-shaped
Base be piston shoes arc block, and the top of each piston shoes side plate, i.e. there is the circular arc circumferentially penetrated the side of small end
Chute, the arc chute of each piston shoes side plate is in inner side on stair climbing piston shoes；The radius of the small arc-shaped of piston shoes arc block is slightly larger than
The radius of the fan-shaped circular arc of stair climbing slide plate, the thickness of piston shoes arc block are slightly larger than the thickness of stair climbing slide plate；Stair climbing is led
Respectively there is the circular arc feather key of an evagination on the fan-shaped small end two sides of slide plate, and two circular arc feather keys are symmetrical, this circular arc feather key
Roundlet arc radius slightly larger than the radius of the small arc-shaped of arc chute, and the large circular arc radius of circular arc feather key is less than circular arc
The radius of the orthodrome of chute, the height of circular arc feather key and the deep equality of arc chute；Stair climbing piston shoes, which are sleeved on, climbs
On stair slide plate, the small arc-shaped of piston shoes arc block on stair climbing piston shoes is in contact with the fan-shaped circular arc of stair climbing slide plate, climbs
The arc chute of each piston shoes side plate on stair piston shoes is adapted with the circular arc feather key of stair climbing slide plate respective side；
Vidacare corp includes motor, gear, control device；Motor and gear are fixedly connected on stair climbing slide plate
On, gear engages with the part ring gear of the piston shoes side plate small arc-shaped of stair climbing piston shoes, and motor positive and inverse is dynamic to drive pinion rotation,
So as to drive stair climbing piston shoes to make slip suitable, counterclockwise with respect to stair climbing slide plate；The installation site of Vidacare corp should protect
Demonstrate,prove stair climbing piston shoes and relatively suitable, counterclockwise slip of the stair climbing slide plate in working range, gear and stair climbing piston shoes
The part ring gear of piston shoes side plate small arc-shaped normally engages；
Stair climbing slide plate is fixed on the inner side of side frame of wheelchair frame, or is fixed on the outside of the side frame of wheelchair frame
On, i.e., between big wheel and side frame；The plane of movement of stair climbing slide plate and stair climbing piston shoes thereon and big wheel institute
In approximately the same plane but it is not parallel to each other in plane, stair climbing piston shoes slide on stair climbing slide plate not to be concerned with other components
Relate to；Two groups of stair climbing slide plates and the stair climbing piston shoes thereon that stair-climbing device is formed on electric stair climbing ladder wheelchair are symmetrical；
The setting height(from bottom) in the fan-shaped center of circle of stair climbing slide plate is higher than the height for intending climbing highest ladder step；Electric stair climbing ladder wheel
When the angle of chair and horizontal plane is the angle of stair activity, the orthodrome end of stair climbing slide plate sector end points and stair climbing piston shoes
The height of point is higher than the height for intending climbing highest ladder step, stair climbing piston shoes and the contact point of ladder step, and the projection of stair climbing piston shoes
It is less than the minimum-depth for intending stair climbing ladder step with the distance of the intersection point of the projection of big wheel in the horizontal direction；The throwing of stair climbing piston shoes
Some is overlapping for the projection of shadow and big wheel, the part of the orthodrome projection of stair climbing piston shoes big wheel projection it is outer
Face, on stair climbing piston shoes with the outside of the projection for being projected in big wheel of the contact point of intending climbing highest ladder step, and stair climbing
Active section on the orthodrome of piston shoes is higher than cart in the outside of the projection of big wheel, the minimum point of the orthodrome of stair climbing piston shoes
The minimum point of wheel rim, the minimum point of the orthodrome of stair climbing piston shoes are located in the projection of big wheel, and close to stair climbing piston shoes
Projection and big wheel projection intersection point, also close to the minimum point of big wheel；So make projection and the cart of stair climbing piston shoes
The intersection point of the projection of wheel and horizontal plane it is in small distance, so as to which stair climbing wheelchair can be crossed easily by big wheel.Stair climbing is led
The arc length of the fan-shaped circular arc of slide plate is more than the arc length of corresponding position circular arc on stair climbing piston shoes, the fan-shaped circular arc of stair climbing slide plate
Arc length meet stair climbing piston shoes slide work when slide guide and support.
The stair-climbing device set on the stair climbing wheelchair of the present invention, makes driving of the stair climbing piston shoes in Vidacare corp
Lower to be slided on the stair climbing slide plate for being connected in wheelchair, whole stair climbing wheelchair can climb building equally in addition to stair climbing piston shoes
Slided on terraced piston shoes, so that wheelchair is substantially transitioned to the cunning along the inclined-plane for crossing stair intersection point using big wheel speeling stairway
It is dynamic.The wheel speeling stairway moment of resistance is to act on the car body gravity and fulcrum of wheel axis center（Stair intersection point）Vertical range multiply
Product, and kinetic moment is to act on the external force and fulcrum of wheel axis center（Stair intersection point）Vertical range product, with stair ladder
The height of step increases the arm of force of its moment of resistance（The vertical range of fulcrum）Increase, and power arm reduces, so to climb ladder step
Larger power is needed, the stair ladder step that such as climbing height is 100mm, required external force is greater than the gravity of whole wheelchair, star-wheel knot
The force-bearing situation of the stair-climbing device of structure is similar.And the slip on inclined-plane is converted into using stair-climbing device, external force is with regard to main
Overcome the downslide component and frictional force of car body, and the gradient of stair is taken turns typically at 30 degree or so so electric stair climbing of the present invention is terraced
External force needed for chair speeling stairway will be much smaller than the gravity of whole stair climbing wheelchair, thus very laborsaving.Meanwhile this slip makes to climb
Stair speeling stairway of wheelchair is more steady, and impact is smaller.In stair activity, the supporter of stair climbing wheelchair car body is slided in stair climbing
Shifted between boots and big wheel, when supporter is transferred to big wheel, the on the one hand stair climbing under the driving of Vidacare corp
Piston shoes reset, on the other hand, due to be transferred on big wheel by the strong point to horizontal plane apart from very little, stair climbing wheelchair energy
Easily climb very much.
A kind of improvement of the stair climbing wheelchair of the present invention, the stair climbing piston shoes of stair climbing slide guide device are parallel to each other by two
And symmetrical piston shoes side plate, the rigid body that at least two truckles and at least two big pulleys form；The piston shoes side of stair climbing piston shoes
The small arc-shaped of plate is part ring gear, and the thickness of piston shoes side plate small end is less than the thickness held greatly, and its interface is arc surface, is formed
Step, and step plane is parallel with piston shoes side plate planar, the arc radius of the step on the piston shoes side plate is more than circular arc feather key
Large circular arc radius, the height of step is equal with the height of circular arc feather key, and two truckles are at least fixed with step plane,
Its rotational plane is parallel with step plane, and the width of truckle is equal with the height of step, and truckle is distributed on the plane of step
On, the center of circle of the internal common tangent circle of each truckle is on the line of symmetry of piston shoes plate portion annular, and its internal common tangent circle center of circle is slightly
In the top in the concentric circles center of circle of each circular arc, internal common tangent circle radius is equal to the radius of the small arc-shaped of circular arc feather key；At least two
Individual big pulley is uniformly fixed between the big end of two piston shoes side plates, and the width of big pulley is slightly larger than the thickness of stair climbing slide plate
Degree, its rotational plane is parallel with piston shoes side plate planar, and the outer common tangent circle of major pulley and the circle of other circular arcs are concentric circles, should
Outer common tangent circle radius is equal to the radius of stair climbing slide plate sector circular arc, and internal common tangent circle radius is less than or equal to piston shoes side plate
Big radius of circle；The stair climbing piston shoes of stair-climbing device are sleeved on stair climbing slide plate, and the big pulley on stair climbing piston shoes is with climbing
The fan-shaped circular arc of stair slide plate is in contact, the truckle and stair climbing slide plate on each piston shoes side plate on stair climbing piston shoes
The small arc-shaped of the circular arc feather key of respective side is in contact, and stair climbing piston shoes relative stair climbing under the driving of Vidacare corp is led
Slide plate（31）Slip suitable, counterclockwise can be made.In other words, stair climbing piston shoes are with respect to the slid clockwise that stair climbing slide plate is made,
It is exactly counterclockwise slip of the stair climbing slide plate with respect to stair climbing piston shoes, vice versa.Make its friction resistance as a result of pulley
Power reduces, further laborsaving.
Another improve of electric stair climbing ladder wheelchair of the present invention is two stair climbing slide plate structures for forming stair-climbing device
Into a rigid body, and two stair climbing piston shoes thereon are also a rigid body；The rigid body that two stair climbing slide plates are formed is fixed
It is connected on the vehicle frame between two side framves of electric stair climbing ladder wheelchair, it is relative with the big wheel 1 of electric stair climbing ladder wheelchair
Relation is constant；The rigid body that two stair climbing piston shoes are formed is sleeved on the rigid body that two stair climbing slide plates are formed, and it, which is set with, closes
It is constant.So further strengthen the rigidity of stair-climbing device, while one or two motor can be used to drive.
Electric stair climbing ladder wheelchair of the present invention is using stair climbing slide plate and is enclosed on the stair climbings of stair climbing piston shoes thereon and leads
Sliding device, and stair climbing slide plate is slided with respect to stair climbing piston shoes using Vidacare corp, structure is very simple.It is upper to go downstairs
When terraced, stair climbing piston shoes intersect linear contact lay with the horizontal plane and facade of ladder step, using being fixed on electronic on stair climbing wheelchair
Drive device makes stair climbing slide plate be slided on stair climbing piston shoes, while whole stair climbing wheelchair is by with the intersection point of stair ladder step
For support rotating, it moves the motion for synthesizing and making stair climbing wheelchair make substantially obliquely or obliquely, and the branch of wheelchair car body
Support body shifts between stair climbing piston shoes and big wheel, stair climbing wheelchair is constantly risen or fallen and completes stair climbing work, makes
It has stair climbing function；Due to being overlapped between stair climbing piston shoes and the big wheel projection of the present invention, support ensure that
Body shifts steady, greatly reduces or avoids impact, stable movement during stair climbing is laborsaving, solves electronic star-wheel
Problems present in stair climbing wheelchair stair climbing.
Thus the electric stair climbing ladder wheelchair of the present invention has excellent stair climbing function, stable movement, and impact is small, structure letter
Singly, the features such as laborsaving and easy to use.
Brief description of the drawings
It is described in further detail below in conjunction with the accompanying drawings with embodiments of the present invention：
Fig. 1 is by stair climbing slide plate and stair climbing piston shoes（Two piston shoes side plates and a piston shoes arc block）Composition climbs building
The stair climbing piston shoes three-dimensional structure of terraced guider structure and the exploded perspective view of stair climbing guider three-dimensional structure.
Fig. 2 is that stair climbing piston shoes make schematic three dimensional views that are suitable, sliding counterclockwise with respect to stair climbing slide plate.
Fig. 3 is that stair climbing piston shoes are made up of two piston shoes side plates, multiple truckles and multiple big pulleys, its piston shoes side plate
Three-dimensional structure, piston shoes side plate and pulley and stair climbing slide plate three-dimensional mounting structure, and the stair climbing guider formed
The exploded perspective view of three-dimensional structure.
Fig. 4 is with respect to stair climbing by the stair climbing piston shoes that two piston shoes side plates, multiple truckles and multiple big pulleys form
Slide plate makees schematic three dimensional views that are suitable, sliding counterclockwise.
Fig. 5 is the 2 and 3 dimensional organization schematic diagram of the stair-climbing device of gear-wheel gear-ring engagement.
Fig. 6 makees suitable, inverse for the stair climbing slide plate of the stair climbing guider of gear-wheel gear-ring engagement with respect to stair climbing piston shoes
The schematic diagram that hour hands slide.
Fig. 7 is the structural representation of electric stair climbing ladder wheelchair of the present invention.
Fig. 8 is that electric stair climbing ladder wheelchair of the present invention is gone upstairs one of schematic diagram.
Fig. 9 is that electric stair climbing ladder wheelchair of the present invention goes upstairs the two of schematic diagram.
Figure 10 is that electric stair climbing ladder wheelchair of the present invention goes upstairs the three of schematic diagram.
Figure 11 is that electric stair climbing ladder wheelchair of the present invention goes upstairs the four of schematic diagram.
Figure 12 is that electric stair climbing ladder wheelchair of the present invention is gone downstairs one of schematic diagram.
Figure 13 is that electric stair climbing ladder wheelchair of the present invention goes downstairs the two of schematic diagram.
Figure 14 is that electric stair climbing ladder wheelchair of the present invention goes downstairs the three of schematic diagram.
Figure 15 is that electric stair climbing ladder wheelchair of the present invention goes downstairs the four of schematic diagram.
Figure 16 is that electric stair climbing ladder wheelchair of the present invention goes downstairs the five of schematic diagram.
Embodiment
Electric stair climbing ladder wheelchair of the present invention, including wheelchair frame, wheel, brake gear, and the part such as seat against；Wheel has two
Big wheel 1 and two trundles, wheelchair frame include two side framves being parallel to each other, and are respectively provided with each side frame one big
Wheel 1 and a trundle, big wheel 1 is parallel with side frame, seats against general stretched tight with flexible fabric and is formed on wheelchair frame.
It was found from Fig. 1-Fig. 2, electric stair climbing ladder wheelchair of the present invention is provided with stair-climbing device, and the device mainly includes climbing
Stair slide guide device, Vidacare corp.And stair climbing slide guide device is mainly by stair climbing slide plate 31 and stair climbing piston shoes 32
Composition.The projection of stair climbing slide plate 31 is projected as partial circle shape in sector, stair climbing piston shoes 32, as shown in Figure 1；Climb
All circular arcs on stair slide plate 31 and stair climbing piston shoes 32 are all concentric circles circular arcs.The stair climbing slide guide device choosing of the present invention
With light specific gravity, intensity is high, the good engineering plastics manufacture of wear-resistant self-lubricating performance.
Stair climbing piston shoes 32 are parallel to each other by two and symmetrical piston shoes side plate 33 and three portions of 34 grade of piston shoes arc block
The rigid body of part composition, piston shoes side plate 33 is partial circle shape, there is orthodrome and small arc-shaped, the top of piston shoes side plate 33, i.e. small end
Side have an arc chute circumferentially penetrated 35, the width of groove and the circle to match in depth and stair climbing slide plate 31
Arc feather key 36 is related；Piston shoes arc block 34 also has orthodrome and small arc-shaped, the airline of the partial circle shape of piston shoes side plate 33
Radius is equal with the radius of the orthodrome of piston shoes arc block 34, and the radius ratio stair climbing slide plate 31 of the small arc-shaped of piston shoes arc block 34
Fan-shaped circular arc the big 2mm of radius, the big 3mm of thickness of the thickness ratio stair climbing slide plate 31 of piston shoes arc block 34；Stair climbing piston shoes
The arc chute 35 of two piston shoes side plates 33 is placed in the big end of two piston shoes side plates 33 both facing to inner side, piston shoes arc block 34 on 32
Between, the airline face of two piston shoes side plates 33 and the great circle cambered surface of piston shoes arc block 34 are coplanar, and it is fixed into company with bolt
Connect to form the rigid body of stair climbing piston shoes 32, as shown in figure 1, any radial section of stair climbing piston shoes 32 is " u "-shaped, and along sector
Circumferential insertion, it is clear that the both sides of " u "-shaped are piston shoes side plate 33, and the base of " u "-shaped is piston shoes arc block 34.
Respectively there is the circular arc feather key 36 of an evagination the fan-shaped small end both sides of stair climbing slide plate 31, and two circular arcs are slided
Key is symmetrical, the big 2mm of radius of the small arc-shaped of the small arc-shaped radius ratio arc chute 35 of this circular arc feather key 36, and circular arc is slided
The large circular arc radius of key 36 is smaller 10mm than the radius of the orthodrome of arc chute 35, the height and circular arc of circular arc feather key 36
The deep equality of chute 35.
Stair climbing piston shoes 32 are sleeved on stair climbing slide plate 31, the small arc-shaped of the piston shoes arc block 34 on stair climbing piston shoes 32
It is adapted with the fan-shaped circular arc of stair climbing slide plate 31, the working face of stair climbing slide guide device, stair climbing are led when being stair activity
The fan-shaped arc surface of slide plate 31 is in upper and piston shoes arc block 34 small arc surface under, and two arc surfaces are in contact；Stair climbing is slided
The arc chute 35 of each piston shoes side plate 33 on boots 32 is fitted with the phase of circular arc feather key 36 of the respective side of stair climbing slide plate 31
Match somebody with somebody, when being acted on without external force, i.e., the small arc surface of arc chute 35 is upper and circular arc feather key 36 under free state
Small arc surface contacts with each other under；Stair climbing piston shoes 32 relative can make slip suitable, counterclockwise with stair climbing slide plate 31；Such as
Fig. 1, shown in 2.The radius for each circular arc being in contact in theory should be equal, but should be variant in view of friction reason, due to matching
The radius of the arc surface of conjunction slightly has difference, makes the segmental arc that is in contact shorter, also smaller so as to rub.
It is a kind of improved structural representation of the stair climbing slide guide device of electric stair climbing ladder wheelchair of the present invention by Fig. 3-Fig. 4,
Stair climbing piston shoes 32 therein are parallel to each other by two and symmetrical piston shoes side plate 33, at least two truckles 38 and at least two
The rigid body that big pulley 39 forms, the present invention use three truckles 38 and four big pulley 39.The piston shoes side of stair climbing piston shoes 32
The thickness of the small end of plate 33 is less than the thickness held greatly, and its interface is arc surface, forms step 37, the thickness difference at both ends is step 37
Height it is equal with the height of circular arc feather key 36, and the plane of step 37 is parallel with the plane of piston shoes side plate 33, the piston shoes side plate 33
On step 37 arc radius it is bigger 5mm than the large circular arc radius of circular arc feather key 36, fix three small cunnings in the plane of step 37
Wheel 38, the rotational plane of pulley is parallel with the plane of step 37, and the width of truckle 38 is equal with the height of step 37, truckle 38
It is distributed in the plane of step 37；Line of symmetry of the center of circle of the internal common tangent circle of each truckle 38 in the partial circle shape of piston shoes side plate 33
On, its internal common tangent circle center of circle 2 mm on the concentric circles center of circle of each circular arc, internal common tangent circle radius is equal to circular arc feather key 36
The radius of small arc-shaped, so that there is 2 mm gaps between the small arc-shaped of the internal common tangent circle of truckle 38 and circular arc feather key 36.Four
Individual big pulley 39 is uniformly fixed between the big end of two piston shoes side plates 33, and the width of big pulley 39 is than stair climbing slide plate 31
The big 3mm of thickness, its rotational plane is parallel with the plane of piston shoes side plate 33, and the circle of the outer common tangent circle and other circular arcs of major pulley 39 is equal
It is equal with the radius of 31 fan-shaped circular arc of stair climbing slide plate for concentric circles, the outer common tangent circle radius.Four big pulley 39 is placed in
Between two piston shoes side plates 33 respectively equipped with three truckles 38 end greatly, step 37 is located at inner side, and blending bolt is fixedly connected with shape
Into the rigid body of stair climbing piston shoes 32, connecting bolt can be increased of course for the rigidity for ensureing stair climbing piston shoes 32；Stair climbing piston shoes 32
It is sleeved on stair climbing slide plate 31, the fan-shaped circular arc of the big pulley 39 of four on stair climbing piston shoes 32 and stair climbing slide plate 31
Be adapted, when stair activity works, the fan-shaped arc surface of stair climbing slide plate 31 in upper and big pulley 39 under, stair climbing piston shoes
Four big pulley 39 on 32 is in contact with the fan-shaped arc surface of stair climbing slide plate 31；Each piston shoes on stair climbing piston shoes 32
Three truckles 38 of side plate 33 are adapted with the small arc-shaped of the circular arc feather key 36 of the respective side of stair climbing slide plate 31, without outer
The masterpiece used time, i.e., in truckle under free state 38 in upper and circular arc feather key 36 small arc surface under, piston shoes side plate 33
On three truckles 38 be in contact with the small arc surface of the circular arc feather key 36 of the respective side of stair climbing slide plate 31, such as Fig. 3, figure
Shown in 4.Stair climbing piston shoes 32 relative can make slip suitable, counterclockwise with stair climbing slide plate 31, as shown in Figure 4.Actually using
In consider this structure big pulley 39 may contaminated problem, can be with an arc plate in the big of two piston shoes side plates 33
Closed between circular arc.Due to using pulley, making friction further reduce.
Stair climbing slide guide device described above is mainly made up of stair climbing slide plate 31 and stair climbing piston shoes 32, and
Improved stair climbing piston shoes 32 are parallel to each other by two and symmetrical piston shoes side plate 33, at least two truckles 38 and at least two
In the stair climbing slide guide device that big pulley 39 forms, the small arc-shaped that can be two piston shoes side plates 33 is part ring gear 40,
The small arc-shaped that can be a piston shoes side plate 33 is part ring gear 40, and the small arc-shaped of preferably two piston shoes side plates 33 of the invention is
Part ring gear 40.Vidacare corp mainly has motor 42, gear 41, control device.It is close on stair climbing slide plate 31
The radially inner side of part ring gear 40 and a through hole is opened at the partial circle shape line of symmetry of piston shoes side plate 33, gear 41 is duplex
Gear, the axle of gear 41 pass through the through hole, duplicate gear 41 is engaged with the part ring gear 40 on two piston shoes side plates 33, real
It is exactly that the installation site of gear 41 will so can guarantee that stair climbing is slided on the line of symmetry of the partial circle shape of piston shoes side plate 33 on border
Boots 32 and stair climbing slide plate 31 in working range it is relatively suitable, when sliding counterclockwise, gear 41 and stair climbing piston shoes 32
The part ring gear 40 of the small arc-shaped of piston shoes side plate 33 can be engaged normally；Motor 42 and gear 41 are fixedly connected on stair climbing slide plate
On 31（As shown in figure 5, the tooth module of gear and ring gear is not chosen on demand, only illustrate, Yu Tong）.The sliding tooth of motor 42
Wheel 41, the positive and negative rotation driven gear 41 of motor 42 accordingly rotates, so as to drive stair climbing piston shoes 32 with respect to stair climbing slide plate 31
Make slip suitable, counterclockwise；The drive gear 41 of motor 42 makes stair climbing piston shoes 32 with respect to stair climbing slide plate 31 when rotating clockwise
Rotate clockwise, also can be considered that stair climbing slide plate 31 rotates counterclockwise with respect to stair climbing piston shoes 32；Gear 41 rotates counterclockwise
When stair climbing piston shoes 32 is rotated counterclockwise with respect to stair climbing slide plate 31, and stair climbing slide plate 31 is with respect to stair climbing piston shoes
32 rotate clockwise（As shown in Figure 6）.Encoder is housed, to gather the rotary state data of motor 42 on motor 42；Climb building
Equipped at least with two pressure sensors in the active section fan section of terraced slide plate 31, the present invention is in two footpaths in active section fan section
A pressure sensor is respectively filled to edge, to gather the data of stair climbing slide guide device and stair contact condition；And use PLC
As controller；Thus the control device of the present invention is formed.
, can be in stair climbing in order to further improve the reliability of the stair climbing slide guide device of the present invention in such scheme
Close to each backplate that is connected of the small end of stair climbing piston shoes 32, the upper, middle and lower of backplate projection is three circles for the both sides of slide plate 31
Arc, in-between arc radius are less than the radius of the small arc-shaped of piston shoes side plate 33 on stair climbing piston shoes 32, and following arc radius is big
In the radius of the small arc-shaped of piston shoes side plate 33 on stair climbing piston shoes 32.Radial section is Z-shaped, and its height is than on stair climbing piston shoes 32
The big 2mm of thickness of piston shoes side plate 33, one end of backplate 42 are fixed on stair climbing slide plate 31, and the other end is hanging and in stair climbing
When piston shoes 32 slide work all the time on covering part stair climbing piston shoes 32 piston shoes side plate 33 small end, hanging relative of backplate 42 climb
32 hanging face of stair piston shoes is the outer surface of piston shoes side plate 33 on plane and parallel stair climbing piston shoes 32, so makes stair climbing piston shoes
32 worked in stair climbing slide plate 31 it is more reliable.
Fig. 7 is the structural representation of electric stair climbing ladder wheelchair of the present invention, is in the diagram prominent stair-climbing device and wheelchair
Installation site, avoid the interference of the relative elements of big wheel 1, only drawn several steel wires, and illustrate big wheel 1 with double dot dash line
Profile, while do not draw the bearing block of the support axle of gear 41, several figures below also use such a expression.Selected wheelchair both may be used
To be common wheelchair or electric wheelchair, the preferred electric wheelchair of the present invention, exactly it is mounted with to climb on existing electric wheelchair
Stair device, the stair-climbing device include stair climbing slide guide device, Vidacare corp；Stair climbing slide guide device is generally in fan
Shape, workpiece have stair climbing piston shoes 32 and stair climbing slide plate 31, and the orthodrome of stair climbing piston shoes 32 is exactly stair climbing slide guide
The maximum circular arc of device.The half of installation site and stair climbing piston shoes 32 orthodrome of the stair climbing slide guide device on stair climbing wheelchair
Footpath is influenceed by the height and depth of intending stair climbing ladder step（Stair are illustrated with double dot dash line in this figure）, stair climbing piston shoes 32 are big
The radius of circular arc is too small to make its orthodrome termination height then to realize stair climbing function, too great You Shipa buildings less than ladder step height
Terraced piston shoes 32 and the contact point of ladder step, and projection and the big wheel 1 of stair climbing piston shoes 32 projection intersection point in the horizontal direction
Distance is more than the depth of ladder step, and original state can not be returned to so as to stair climbing piston shoes 32 when upstairs occur, thus can not be after
Continuous stair climbing again, so the large circular arc radius of its installation site and stair climbing piston shoes 32 should make the height of its arc line endpoints will
More than ladder step height, make stair climbing piston shoes 32 and the contact point of ladder step, and projection and the big wheel 1 of stair climbing piston shoes 32 again
The projector distance of the intersection point of projection in the horizontal direction is less than the depth of ladder step；Simultaneously installation site to take into account stair climbing piston shoes 32 with
The contact point of ladder step is both in the outside that big wheel 1 projects, again close proximity to the projection of big wheel 1, and stair climbing piston shoes 32
Projection and big wheel 1 projection intersection point close proximity to the minimum point of big wheel 1, and the minimum point of stair climbing piston shoes 32 should
In the projection of big wheel 1, the intersection point of the projection close proximity to stair climbing piston shoes 32 and the projection of big wheel 1, and climbing again
The minimum point of stair piston shoes 32 is higher than the minimum point of big wheel 1.
Due to the fan-shaped center of circle of stair-climbing device and the center of circle of big wheel 1 and misaligned, and stair climbing wheelchair it is upper downstairs
When whole car body need to be around big wheel 1 central rotation, one angle, thus the orthodrome of stair climbing piston shoes 32 and the contact point of ladder step,
The distance of the intersection point of the projection of projection and cart roller 1 with the orthodrome of stair climbing piston shoes 32 in the horizontal direction, with stair climbing
Wheelchair is relevant with the angle of horizontal plane in upper go downstairs, and more big then its projector distance of angle is smaller, but this change is little, typically
This angle is at 70 degree or so, and in order to reduce the influence of this change, the shadow of this angle is considered when installing stair-climbing device
The factor of sound, the installation position of stair-climbing device is determined in upper go downstairs and based on the angle state of horizontal plane by stair climbing wheelchair
Put, Fig. 7 is the state for the stair climbing wheelchair walking in a horizontal state for installing stair-climbing device, and illustrates the wheel of stair with double dot dash line
Exterior feature, it is merely to illustrate the structure of stair climbing wheelchair.
Stair climbing guider installation site determines by the installation site of stair climbing slide plate 31, stair climbing slide plate 31
On the inner side for the side frame that installation site can both be arranged on wheelchair frame, on the outside for the side frame that can be also arranged on wheelchair frame, i.e.,
Between big wheel 1 and side frame, stair climbing slide plate 31 is preferably arranged on the side of wheelchair frame by stair climbing wheelchair of the invention
On the inner side of face frame.The plane of movement of stair climbing slide plate 31 and stair climbing piston shoes 32 thereon with the place plane of big wheel 1 not
In approximately the same plane but it is parallel to each other, stair climbing piston shoes 32 slide on stair climbing slide plate 31 does not interference with other components.
Two groups of stair climbing slide plates 31 and the stair climbing piston shoes 32 thereon that stair-climbing device is formed on stair climbing wheelchair are symmetrical.
Stair climbing guider installation site should meet：The setting height(from bottom) in the fan-shaped center of circle of stair climbing slide plate 31 is higher than plan
Climb the height of highest ladder step；When the angle of electric stair climbing ladder wheelchair and horizontal plane is the angle of stair activity, stair climbing slide guide
The height of the great circle end of arc of 31 fan-shaped end points of plate and stair climbing piston shoes 32 is higher than the height for intending climbing highest ladder step, present invention electricity
The height that dynamic stair climbing wheelchair is preferably intended climbing highest ladder step is 200 mm, stair climbing piston shoes 32 and the contact point of ladder step, and is climbed
The projector distance of the intersection point of the projection of stair piston shoes 32 and the projection of big wheel 1 in the horizontal direction, which is less than, intends stair climbing ladder step most
Small depth, stair climbing wheelchair of the invention preferably this horizontal range is 200 mm（According to construction standards, the height of general stair is not
More than 175mm, depth is not less than 260 mm）, thus select this group of data to guarantee to climb most of stair.And climb building
The intersection point of projection with the projection of big wheel 1 of terraced piston shoes 32 and the distance of horizontal plane are as small as possible, and preferred this of the present invention is highly
60mm or so.The projection of stair climbing piston shoes 32 and some overlapping, orthodrome throwing of stair climbing piston shoes 32 of the projection of big wheel 1
The contact point that a part for shadow walks on the outside of the projection of big wheel 1, certain stair climbing piston shoes 32 with intending climbing highest ladder
It is projected in the outside of the projection of big wheel 1, it is clear that the active section on the orthodrome of stair climbing piston shoes 32 must be in the throwing of big wheel 1
The outside of shadow, the contact point that so-called active section is exactly stair climbing piston shoes 32 with ladder step, projection and cart with stair climbing piston shoes 32
Segmental arc between the intersection point of the projection of wheel 1；The minimum point of the orthodrome of stair climbing piston shoes 32 is higher than the wheel rim of big wheel 1 most simultaneously
Low spot, the minimum point of the orthodrome of stair climbing piston shoes 32 are located in the projection of big wheel 1, and close to the projection of stair climbing piston shoes 32
With the intersection point of the projection of big wheel 1, also close to the minimum point of big wheel 1；The arc length of the fan-shaped circular arc of stair climbing slide plate 31 is big
In the arc length of corresponding position circular arc on stair climbing piston shoes 32, the arc length of the fan-shaped circular arc of stair climbing slide plate 31 meets stair climbing piston shoes
Slide guide and support during 32 slip work.And when the angle of stair climbing wheelchair and horizontal plane is the angle of stair activity, climb
The both ends of the fan-shaped circular arc of stair slide plate 31 are substantially the same as height, in stair climbing wheelchair walking in a horizontal state, stair climbing slide plate 31
Fan-shaped circular arc roller chair back end raises up.
Angle by electric stair climbing ladder wheelchair and horizontal plane be the angle of stair activity and in a free state on the basis of set
Put control program.Pattern upstairs and downstairs pattern are set.
Fig. 8-Figure 11 is that the process upstairs of electric stair climbing ladder wheelchair of the present invention is illustrated, and the handle 2 of electric stair climbing ladder wheelchair exists
Rear, stair climbing wheelchair upside down away, start pattern upstairs, in the process effect of the big wheel 1 in its motor for preceding and big wheel 1
Under rotate clockwise always.The angle of electric stair climbing ladder wheelchair and horizontal plane is the angle of stair activity, is climbed when the present invention is electronic
The stair climbing piston shoes 32 of the stair climbing slide guide device of stair wheelchair are just in contact with stair ladder step, the great circle of stair climbing piston shoes 32
Ladder is walked on height herein for the arc center of circle and great circle end of arc, some phases of the intersection point that the ladder the walks circular arc following with great circle end of arc
Contact, now the supporter of stair climbing wheelchair car body is big wheel 1, and the support of whole stair climbing wheelchair is previous stair ladder
The horizontal plane of step, as shown in Figure 8；Hereafter the pressure sensor being arranged on stair climbing slide plate 31 is sent due to being under pressure
Signal, controller PLC send signal enabling motor 42 and rotated clockwise with moving gear 41, and stair climbing slide plate 31 starts relative climb
Stair piston shoes 32 slide counterclockwise, and now the supporter of electric stair climbing ladder wheelchair car body is changed into stair climbing piston shoes 32, such as Fig. 9 institutes
Show, and the support of whole stair climbing wheelchair is the intersection point for the stair ladder step climbed, the point is exactly whole stair climbing wheel
The strong point of chair, the corresponding points on the orthodrome for the stair climbing piston shoes 32 being in contact with it are by the strong point, are rotated in gear 41
The lower stair climbing slide plate 31 of effect slides counterclockwise along stair climbing piston shoes 32, drives stair climbing wheelchair car body around stair climbing piston shoes
32 center of circle rotates counterclockwise, simultaneously because the height of operator is constant, thus during upstairs handle 2 height substantially not
Become, so whole stair climbing wheelchair will rotate clockwise around the intersection point of stair ladder step, it is stair climbing that it, which moves the result of synthesis,
Wheelchair car body makees oblique ascending motion, stair climbing wheelchair is increased, and is slided equivalent on inclined-plane, in the process, is supported
Relative position of the point on stair climbing piston shoes 32 is constant.Stair climbing cunning is gone upward to when climbing the big wheel 1 on stair climbing wheelchair car body
Orthodrome is overlapped by the strong point, i.e. the projection intersection point with the projection of orthodrome on stair climbing piston shoes 32 and big wheel 1 on boots 32
Critical localisation when, as shown in Figure 10, now big wheel 1 contacts with stair intersection point, and big wheel 1 is another straight makees to turn clockwise
Dynamic, the supporter of stair climbing wheelchair car body is just changed into big wheel 1 from stair climbing piston shoes 32, and now, stair climbing slide plate 31 is without building
Terraced pressure, pressure sensor thereon send signal again, and controller PLC sends another counter-rotating belts of signal enabling motor 42 again
Moving gear 41 rotates counterclockwise, and stair climbing piston shoes 32 just slide counterclockwise with respect to stair climbing slide plate 31, its rotational angle with
The reflex angle number of degrees rotated are identical, so that stair climbing piston shoes 32 reset, the power-off of the state that affranchises motor 42 stops operating,
In treating work state；At the same time cart is also transferred to by the corresponding points for walking the strong point on stair climbing piston shoes 32 with ladder by the strong point
With the corresponding points of the ladder step strong point on wheel 1, big wheel 1 will rotate clockwise around the strong point under the motor effect of big wheel 1,
The wheel shaft concomitant rotation of big wheel 1 and it is up, so as to which stair climbing wheelchair car body is also up, until the water that big wheel 1 and the ladder walk
Horizontal line is tangent and walking in a horizontal state, or intersection point of the stair climbing piston shoes 32 again with the one stair ladder step in top are in contact, stair climbing wheelchair
Stair ladder step is climbed up, one ladder step of so far completion is climbed, and as shown in figure 11, is so repeatedly completed whole stair climbing work.
Stair climbing wheelchair handle 2, more convenient operation can be lengthened in practice.
If the common dynamic stair-climbing device of wheelchair power-up, walking in a horizontal state lean on manual hand, this infrastructure cost is lower, and
And the consumer having must also use the wheelchair of manual hand.To the wheelchair of this structure then cart on stair climbing wheelchair car body
Wheel 1 go upward to orthodrome on stair climbing piston shoes 32 by the strong point, i.e., with the projection of orthodrome and cart on stair climbing piston shoes 32
During the critical localisation that the projection intersection point of wheel 1 overlaps（As shown in Figure 10）, need manpower traction to climb stair climbing wheelchair car body, big wheel 1
Rotated clockwise around stair intersection point, make the axis of rotation of big wheel 1 up, to climb stair climbing wheelchair car body up so as to driving, directly
Tangent to big wheel 1 and horizontal line that the ladder walks, stair climbing wheelchair climbs up stair ladder step.
Figure 12-Figure 16 is the process signal downstairs of electric stair climbing ladder wheelchair of the present invention, in the process, stair climbing wheelchair
Big wheel 1 in preceding and handle 2 rear, stair climbing wheelchair is positive to move ahead, and starts the pattern of going downstairs, big wheel 1 exists in the process
Rotated counterclockwise always in the presence of motor.The beginning state that the wheelchair of electric stair climbing ladder shown in Figure 12 is gone downstairs, the third wheel of big wheel 1
Facade of the vertical plane of axle just with stair ladder step overlaps, and the strong point of stair climbing wheelchair is the intersection point of ladder step, and cart
Corresponding point is by the strong point on wheel 1, and big wheel 1 rotates counterclockwise around the strong point under the motor effect of big wheel 1, greatly
The wheel shaft of wheel 1 is rotated and declined, and makes stair climbing wheelchair car body descending, in the process, by phase of the strong point on big wheel 1
It is constant to position；It is that big wheel 1 makes stair climbing wheelchair car body come downwards to being propped up on big wheel 1 around strong point rotation shown in Figure 13
Support point, when the position of orthodrome projection intersection point overlaps in the projection and stair climbing piston shoes 32 with big wheel 1, in stair climbing wheelchair
The supporter of car body shifts critical, and stair climbing piston shoes 32 contact with stair intersection point, the pressure on stair climbing slide plate 31
Force snesor sends signal, and controller PLC sends signal enabling motor 42 and rotated counterclockwise with moving gear 41, stair climbing slide plate
31, which start relative stair climbing piston shoes 32, makees slid clockwise, and the supporter of stair climbing wheelchair car body just is changed into climbing building from big wheel 1
Terraced piston shoes 32, at the same by the strong point also by big wheel 1 with ladder walk the strong point corresponding points be transferred on stair climbing piston shoes 32 with
The corresponding points of the ladder step strong point, stair climbing slide plate 31 is made clockwise with respect to stair climbing piston shoes 32 in the presence of the rotation of gear 41
Slide, stair climbing wheelchair car body is rotated clockwise around the center of circle of stair climbing piston shoes 32, simultaneously because the height of hand handle 2 mistake herein
Almost unchanged in journey, whole stair climbing wheelchair will be around the intersection point of stair ladder step（The strong point）Rotate counterclockwise, its conjunction moved
Into making stair climbing wheelchair car body make oblique downward movement, as shown in figure 14.In the process, by the strong point in stair climbing piston shoes 32
On relative position it is constant, until big wheel 1 drops to the plane contact with next ladder step, supporter shifts as cart again
Wheel 1, as shown in figure 15.At this moment stair climbing slide plate 31 sends signal, controller again without stair pressure, pressure sensor thereon
PLC sends another counter-rotating belts moving gear 41 of signal enabling motor 42 and rotated clockwise again, and stair climbing piston shoes 32 are just relative to climb
Stair slide plate 31 makees slid clockwise, and its rotational angle is identical with the reflex angle number of degrees rotated, so that stair climbing piston shoes
32 reset, and affranchise state, and the at this moment power-off of motor 42 stops operating, in work state is treated, as shown in figure 16.So far stair climbing
Complete stair ladder step, completes the decline of a ladder step under wheelchair.So it is repeatedly completed process of entirely going downstairs.
One kind as stair-climbing device is improved, and two stair climbings that stair-climbing device is formed on electric stair climbing ladder wheelchair are led
Slide plate 31 forms a rigid body, and two stair climbing piston shoes 32 and a rigid body thereon；Two structures of stair climbing slide plate 31
Into rigid body be fixedly connected on the vehicle frame between two side framves of electric stair climbing ladder wheelchair, it is big with electric stair climbing ladder wheelchair
The relativeness of wheel 1 is constant；The rigid body that two stair climbing piston shoes 32 are formed is sleeved on what two stair climbing slide plates 31 were formed
On rigid body, its nested relationship is constant.This structure not only increases the rigidity of stair climbing slide guide device, and an electricity may be selected
Machine or two motor driving stair climbing slide guide devices slide.Using this structure electric stair climbing ladder wheelchair operation principle with it is upper same
Reason, is repeated no more.
The present invention is fully described herein, without departing substantially from set forth herein spirit and ambit under, can
Some modification and improvement are made to the present invention, this is it will be apparent that but falling for a people with ordinary skill
Enter the scope of the present invention.
Claims (3)
1. a kind of electric stair climbing ladder wheelchair, including wheelchair frame, wheel, brake gear, and seat against part；Wheel has two big wheels
（1）With two trundles, wheelchair frame includes two side framves being parallel to each other, a big wheel is respectively provided with each side frame
（1）With a trundle, big wheel（1）It is parallel with side frame, seat against general stretched tight with flexible fabric and formed on wheelchair frame；Its
It is characterised by：The electric stair climbing ladder wheelchair is provided with stair-climbing device, and the device mainly includes stair climbing slide guide device, electronic
Drive device；The stair climbing slide guide device is mainly by stair climbing slide plate（31）With stair climbing piston shoes（32）Composition, it is described to climb
Stair slide plate（31）Projection in sector, stair climbing piston shoes（32）Be projected as partial circle shape, stair climbing slide plate（31）
With stair climbing piston shoes（32）On all circular arcs be all concentric circles circular arc；The stair climbing piston shoes（32）Be parallel to each other by two and
Symmetrical piston shoes side plate（33）With a piston shoes arc block（34）The rigid body of composition, piston shoes side plate（33）For partial circle shape, have big
Circular arc and small arc-shaped, the small arc-shaped are part ring gear（40）, piston shoes arc block（34）Also there are orthodrome and small arc-shaped, piston shoes side plate
（33）Partial circle shape large circular arc radius and piston shoes arc block（34）Orthodrome radius it is equal, the stair climbing piston shoes
（32）Any radial section be " u "-shaped, and penetrated along the circumferential of sector, the both sides of " u "-shaped are piston shoes side plate（33）, " u "-shaped
Base be piston shoes arc block（34）, and each piston shoes side plate（33）Top, i.e. the side of small end has one circumferentially to penetrate
Arc chute（35）, the stair climbing piston shoes（32）Upper each piston shoes side plate（33）Arc chute（35）In inner side；
The piston shoes arc block（34）The radius of small arc-shaped be slightly larger than stair climbing slide plate（31）Fan-shaped circular arc radius, piston shoes arc block
（34）Thickness be slightly larger than stair climbing slide plate（31）Thickness；Stair climbing slide plate（31）Fan-shaped small end two sides respectively have one
The circular arc feather key of bar evagination（36）, two circular arc feather keys are symmetrical, this circular arc feather key（36）Roundlet arc radius be slightly larger than
Arc chute（35）Small arc-shaped radius, and circular arc feather key（36）Large circular arc radius be less than arc chute（35）'s
The radius of orthodrome, circular arc feather key（36）Height and arc chute（35）Deep equality；The stair climbing piston shoes
（32）It is sleeved on stair climbing slide plate（31）On, stair climbing piston shoes（32）On piston shoes arc block（34）Small arc-shaped led with stair climbing
Slide plate（31）Fan-shaped circular arc be in contact, stair climbing piston shoes（32）On each piston shoes side plate（33）Arc chute（35）With
Stair climbing slide plate（31）The circular arc feather key of respective side（36）It is adapted；
The Vidacare corp includes motor（42）, gear（41）, control device；The motor（42）And gear（41）It is fixed
It is connected to stair climbing slide plate（31）On, gear（41）With stair climbing piston shoes（32）Piston shoes side plate（33）In the part of small arc-shaped
Gear ring（40）Engagement, motor（42）Positive and negative rotation band moving gear（41）Rotate, so as to drive stair climbing piston shoes（32）It is relative to climb building
Terraced slide plate（31）Make slip suitable, counterclockwise；The installation site of Vidacare corp should ensure that stair climbing piston shoes（32）With climbing building
Terraced slide plate（31）Slip relatively suitable, counterclockwise in working range, gear（41）With stair climbing piston shoes（32）Piston shoes side
Plate（33）The part ring gear of small arc-shaped（40）Normal engagement；
The stair climbing slide plate（31）It is fixed on the inner side of side frame of wheelchair frame, or be fixed on the side frame of wheelchair frame
On outside, i.e., in big wheel（1）Between the frame of side；Stair climbing slide plate（31）And stair climbing piston shoes thereon（32）Motion
Plane and big wheel（1）Place plane in approximately the same plane but is not parallel to each other, stair climbing piston shoes（32）In stair climbing slide plate
（31）Upper slip is not interferenceed with other components；Two groups of stair climbings for forming stair-climbing device on the electric stair climbing ladder wheelchair are led
Slide plate（31）And stair climbing piston shoes thereon（32）Symmetrically；
The stair climbing slide plate（31）The setting height(from bottom) in the fan-shaped center of circle is higher than the height for intending climbing highest ladder step；It is described electronic
When the angle of stair climbing wheelchair and horizontal plane is the angle of stair activity, the stair climbing slide plate（31）Fan-shaped end points and climb building
Terraced piston shoes（32）Great circle end of arc height higher than intend climbing highest ladder step height, stair climbing piston shoes（32）With connecing for ladder step
Contact, and stair climbing piston shoes（32）Projection and big wheel（1）The intersection point distance in the horizontal direction of projection be less than Ni Pa buildings
The minimum-depth of terraced step；The stair climbing piston shoes（32）Projection and big wheel（1）Projection some overlapping, stair climbing
Piston shoes（32）Orthodrome projection a part in big wheel（1）Projection outside, stair climbing piston shoes（32）It is upper to be climbed with plan
The contact point of highest ladder step is projected in big wheel（1）Projection outside, and stair climbing piston shoes（32）Orthodrome on
Active section is in big wheel（1）Projection outside, stair climbing piston shoes（32）The minimum point of orthodrome be higher than big wheel（1）Wheel rim
Minimum point, the stair climbing piston shoes（32）The minimum point of orthodrome be located at big wheel（1）Projection in, and close to stair climbing
Piston shoes（32）Projection and big wheel（1）Projection intersection point, also close to big wheel（1）Minimum point；The stair climbing slide guide
Plate（31）The arc length of fan-shaped circular arc be more than stair climbing piston shoes（32）The arc length of upper corresponding position circular arc, stair climbing slide plate（31）'s
The arc length of fan-shaped circular arc meets stair climbing piston shoes（32）Slide guide and support during slip work.
2. electric stair climbing ladder wheelchair according to claim 1, it is characterised in that：The stair climbing of the stair climbing slide guide device is slided
Boots（32）It is parallel to each other by two and symmetrical piston shoes side plate（33）, at least two truckles（38）With at least two big pulleys
（39）The rigid body of composition；The stair climbing piston shoes（32）Piston shoes side plate（33）Small arc-shaped be part ring gear（40）, piston shoes
Side plate（33）The thickness of small end is less than the thickness held greatly, and its interface is arc surface, forms step（37）, and step（37）Plane
With piston shoes side plate（33）Plane is parallel, the piston shoes side plate（33）On step（37）Arc radius be more than circular arc feather key（36）
Large circular arc radius, step（37）Height and circular arc feather key（36）Height it is equal, the step（37）In plane at least
It is fixed with two truckles（38）, its rotational plane and step（37）Plane is parallel, truckle（38）Width and step（37）
Height it is equal, truckle（38）It is distributed on step（37）Plane on, each truckle（38）Internal common tangent circle the center of circle in cunning
Boots side plate（33）On the line of symmetry of partial circle shape, its internal common tangent circle center of circle slightly in the top in the concentric circles center of circle of each circular arc,
Internal common tangent circle radius is equal to circular arc feather key（36）Small arc-shaped radius；At least two big pulleys（39）It is uniformly fixed
In two piston shoes side plates（33）Big end between, big pulley（39）Width be slightly larger than stair climbing slide plate（31）Thickness, its
Rotational plane and piston shoes side plate（33）Plane is parallel, major pulley（39）Outer common tangent circle and the circles of other circular arcs be concentric
Circle, the outer common tangent circle radius are equal to stair climbing slide plate（31）The radius of fan-shaped circular arc, and internal common tangent circle radius is less than or equal to
Piston shoes side plate（33）Big radius of circle；The stair climbing piston shoes of the stair-climbing device（32）It is sleeved on stair climbing slide plate（31）
On, stair climbing piston shoes（32）On big pulley（39）With stair climbing slide plate（31）Fan-shaped circular arc be in contact, stair climbing piston shoes
（32）On each piston shoes side plate（33）On truckle（38）With stair climbing slide plate（31）The circular arc feather key of respective side
（36）Small arc-shaped be in contact, the stair climbing piston shoes（32）The relative stair climbing slide plate under the driving of Vidacare corp
（31）Slip suitable, counterclockwise can be made.
3. electric stair climbing ladder wheelchair according to claim 1 or claim 2, it is characterised in that：Formed on the electric stair climbing ladder wheelchair
Two stair climbing slide plates of stair-climbing device（31）Form a rigid body, and two stair climbing piston shoes thereon（32）And one
Individual rigid body；Described two stair climbing slide plates（31）The rigid body of composition is fixedly connected on two side framves of electric stair climbing ladder wheelchair
Between vehicle frame on, it is constant with the relativeness of the big wheel 1 of electric stair climbing ladder wheelchair；Described two stair climbing piston shoes（32）Structure
Into rigid body be sleeved on two stair climbing slide plates（31）On the rigid body of composition, its nested relationship is constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389456.6A CN106333804B (en) | 2015-07-06 | 2015-07-06 | Electric stair climbing ladder wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389456.6A CN106333804B (en) | 2015-07-06 | 2015-07-06 | Electric stair climbing ladder wheelchair |
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| Publication Number | Publication Date |
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| CN106333804A CN106333804A (en) | 2017-01-18 |
| CN106333804B true CN106333804B (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389456.6A Expired - Fee Related CN106333804B (en) | 2015-07-06 | 2015-07-06 | Electric stair climbing ladder wheelchair |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394423A (en) * | 2018-05-08 | 2018-08-14 | 中唐空铁科技有限公司 | A kind of balancing seat |
| CN112057253A (en) * | 2020-09-23 | 2020-12-11 | 王薇 | Electric wheelchair for going upstairs |
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| US3179431A (en) * | 1963-01-29 | 1965-04-20 | Otto G Pikl | Obstacle-climbing wheel chairs |
| US4108449A (en) * | 1977-01-31 | 1978-08-22 | Rhodes Thomas J | Stair-climbing wheelchair |
| EP1095646B1 (en) * | 1999-10-28 | 2005-12-28 | Richter Rehabilitationstechnologie GmbH & Co. KG | Wheel assembly especially for stair climbing trolley for disabled persons |
| CN101543448A (en) * | 2009-05-04 | 2009-09-30 | 谢传坤 | Dual-purpose electric wheelchair capable of going up and down stair and moving on flat road |
| CN201564701U (en) * | 2009-10-20 | 2010-09-01 | 赵树名 | Stair climbing smart wheel chair |
| CN203790169U (en) * | 2014-01-27 | 2014-08-27 | 河北工业大学 | Wheel type stair climbing wheelchair |
| CN104207899A (en) * | 2014-03-27 | 2014-12-17 | 刘继伦 | Stair climbing wheelchair |
| WO2013183044A8 (en) * | 2012-06-04 | 2015-02-19 | Beeri Shmuel | Devices for enabling movement of a wheelchair on stairs and a wheelchair including the devices |
| CN204293390U (en) * | 2014-10-14 | 2015-04-29 | 胡选子 | A kind of crawler type power assisted wheelchair |
| CN204863726U (en) * | 2015-07-06 | 2015-12-16 | 杨祖成 | Electronic stair wheelchair of climbing |
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2015
- 2015-07-06 CN CN201510389456.6A patent/CN106333804B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3179431A (en) * | 1963-01-29 | 1965-04-20 | Otto G Pikl | Obstacle-climbing wheel chairs |
| US4108449A (en) * | 1977-01-31 | 1978-08-22 | Rhodes Thomas J | Stair-climbing wheelchair |
| EP1095646B1 (en) * | 1999-10-28 | 2005-12-28 | Richter Rehabilitationstechnologie GmbH & Co. KG | Wheel assembly especially for stair climbing trolley for disabled persons |
| CN101543448A (en) * | 2009-05-04 | 2009-09-30 | 谢传坤 | Dual-purpose electric wheelchair capable of going up and down stair and moving on flat road |
| CN201564701U (en) * | 2009-10-20 | 2010-09-01 | 赵树名 | Stair climbing smart wheel chair |
| WO2013183044A8 (en) * | 2012-06-04 | 2015-02-19 | Beeri Shmuel | Devices for enabling movement of a wheelchair on stairs and a wheelchair including the devices |
| CN203790169U (en) * | 2014-01-27 | 2014-08-27 | 河北工业大学 | Wheel type stair climbing wheelchair |
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| CN204863726U (en) * | 2015-07-06 | 2015-12-16 | 杨祖成 | Electronic stair wheelchair of climbing |
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| CN106333804A (en) | 2017-01-18 |
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| CF01 | Termination of patent right due to non-payment of annual fee |