CN106827957A - A kind of movable equipment and its walking wheel - Google Patents
A kind of movable equipment and its walking wheel Download PDFInfo
- Publication number
- CN106827957A CN106827957A CN201710099110.1A CN201710099110A CN106827957A CN 106827957 A CN106827957 A CN 106827957A CN 201710099110 A CN201710099110 A CN 201710099110A CN 106827957 A CN106827957 A CN 106827957A
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- China
- Prior art keywords
- holding firmware
- walking wheel
- holding
- gear
- piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0002—Castors in general; Anti-clogging castors assembling to the object, e.g. furniture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0028—Construction of wheels; methods of assembling on axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a kind of movable equipment and its walking wheel, the latter includes wheel piece, walking wheel is fixed on the fixing axle of movable equipment body, with the locking system for braking the wheel piece, wherein, locking system includes the first holding firmware rotated with the wheel piece, and the second holding firmware moved to close or away from first holding firmware direction under the drive of actuator；One of both described first holding firmware and second holding firmware are upper to have rigid fixture block, and draw-in groove is offered in another one；When two holding firmwares are in proximal pole extreme position, the rigid fixture block is fastened in the draw-in groove and prevents the wheel piece from rotating, and when two holding firmwares are in distal pole extreme position, the rigid fixture block is deviate from from the draw-in groove.The walking wheel realizes locking in the way of rigid structure phase clamping, changes traditional in the way of rubbing and realize locking, locking reliability and improves locking security.
Description
Technical field
The present invention relates to wheel application technical field, more particularly to a kind of walking wheel for movable equipment.This hair
It is bright to further relate to a kind of movable equipment including above-mentioned walking wheel.
Background technology
With the increasingly raising of living standard, people will for the security quality of the movable equipments such as perambulator, wheelchair
Ask and also step up.When perambulator or wheelchair need to stop during acclive road surface, its road wheel needs to be protected by locked
Card is static, and in the prior art, locking system is generally the friction plate being arranged at road wheel, it is necessary to when braking, friction plate be stepped on
Under, locking is realized by frictional force larger between friction plate and road wheel.But this kind realizes the side of locking by frictional force
Formula, not only operates inconvenience, and intensity not enough situation can occur during friction plate is repeatedly used for a long, cause security compared with
Difference, be easier to occur because locking failure and caused by security incident.
Therefore it provides a kind of walking wheel for movable equipment, to change traditional locking mode, reduces
Locking operation difficulty, improves locking security, just turns into those skilled in the art's problem demanding prompt solution.
The content of the invention
It is an object of the invention to provide a kind of walking wheel for movable equipment, to traditional lock can be changed
Only mode, reduces locking operation difficulty, improves locking security.It is a kind of including above-mentioned row another object of the present invention is to provide
Walk the movable equipment of train.
Above-mentioned purpose is realized, the invention provides a kind of walking wheel for movable equipment, including piece is taken turns and is used for
The locking system of the braking wheel piece；The locking system includes the first holding firmware rotated with the wheel piece, and in actuator
Drive under near or away from first holding firmware the second holding firmware for moving of direction；First holding firmware and institute
State one of both second holding firmwares upper with rigid fixture block, draw-in groove is offered in another one；Two holding firmwares are near limit
During position, the rigid fixture block is fastened in the draw-in groove and prevents the wheel piece from rotating, and two holding firmwares are in distal pole extreme position
When, the rigid fixture block is deviate from from the draw-in groove.
Preferably, first gear is connected with the wheel piece, first holding firmware is and the first gear external toothing
Second gear, the inter-tooth slots of the second gear form the draw-in groove.
Preferably, the actuator includes brake cable and drives second holding firmware near first holding firmware
The return spring of direction motion, one end of the brake cable is connected with anchoring, and its other end is fixed with described second
Part is connected, and pulls second holding firmware to be moved to the direction away from first holding firmware.
Preferably, also include, walking wheel is fixed on the fixing axle of movable equipment, offered in the fixing axle
Hole, the brake cable passes through the via；Second holding firmware is axially slidably socketed on outside the fixing axle, and
Keeper is provided between second holding firmware and the fixing axle, what second holding firmware was limited in the keeper
It is axially moved in stroke and is slided relative to the fixing axle.
Preferably, fixed block is rotatably mounted with the wheel piece, mounting hole is offered on the fixed block；It is described solid
Dead axle is multi-diameter shaft, and the miner diameter end of the multi-diameter shaft is circumferentially rotationally plugged in the mounting hole, the end of its bigger diameter end
Face is resisted against the fixed block, and second holding firmware is socketed on the bigger diameter end.
Preferably, the bigger diameter end of the multi-diameter shaft offers the bar hole of radial direction insertion to side wall, and the keeper is fixed
Position pin, the pin rod of the alignment pin is connected with second holding firmware, and its plunger is arranged at the rank by the bar hole
The periphery of terraced axle；The external diameter of the plunger is more than the external diameter of the multi-diameter shaft at the bar hole, and the brake cable is fixed on
The pin rod.
Preferably, the return spring is sheathed on bracing wire periphery, and one end of return spring is resisted against the alignment pin, and its is another
One end is resisted against spring base, and the spring base is arranged in the via.
Preferably, the wheel piece is two, is taken turns described in two and first holding firmware is mounted on piece, and described second fixes
Part synchronously fixes the first holding firmware described in two；First holding firmware is divided into the both sides of the fixed block described in two.
Preferably, also including vibration absorber, the vibration absorber includes the first vibration absorber being installed on a side wheel piece,
With the second vibration absorber being installed on another side wheel piece；The vibration absorber include with the linking arm of bending structure, baffle plate,
Shock stop pin and shock-absorbing spring；One end of the linking arm is hinged with the gear shaft of the second gear, its other end with it is described
Shock stop pin is hinged away from one end of the baffle plate, and the kink of the linking arm mutually cuts with scissors with the gear shaft of the first gear
Connect；Accommodating hole is offered on the baffle plate, the pin rod section of the shock stop pin is axial movably through the accommodating hole, its head
Head width positioned at the outside of the baffle plate, and the shock stop pin is more than the aperture of the accommodating hole；The head of the shock stop pin
Portion is provided with fixed screw；The shock-absorbing spring is set in the shock stop pin, and is resisted against the linking arm with its one end, another
End is resisted against the baffle plate.
The present invention also provides a kind of movable equipment, including body, and the walking of the body is installed on by fixing axle
Train, the walking wheel is walking wheel as described above.
Walking wheel provided by the present invention is used for movable equipment, and the walking wheel is described including wheel piece and for braking
The locking system of piece is taken turns, wherein, locking system includes the first holding firmware rotated with the wheel piece, and under the drive of actuator
To the second holding firmware that close or away from first holding firmware direction is moved；First holding firmware and second card
One of both firmwares are upper to have rigid fixture block, and draw-in groove is offered in another one；When two holding firmwares are in proximal pole extreme position, institute
Rigid fixture block is stated to be fastened in the draw-in groove and prevent the wheel piece from rotating, it is described firm when two holding firmwares are in distal pole extreme position
Property fixture block is deviate from from the draw-in groove.
When needing to brake and position, actuator drives the second holding firmware to be moved to the first holding firmware, when marching to proximal pole
During extreme position, rigid fixture block is fastened in draw-in groove, so as to prevent motion of first holding firmware in wheel piece rotation direction, and then is hindered
Only wheel piece is rotated, to realize fixing；When needing to release braking, actuator drives the second holding firmware to away from the first holding firmware
Direction is moved, and in distal pole extreme position, rigid fixture block deviates from draw-in groove, to release fixing.So, the walking wheel is with rigid knot
The mode of structure phase clamping realizes locking, changes traditional in the way of rubbing and realize locking, is reduced by introducing actuator
Locking operation difficulty, while be rigidly connected between holding firmware, locking reliability and avoids the occurrence of due to being failed caused by abrasion, carries
Locking security high.
In a preferred embodiment, the walking wheel also includes vibration absorber, and the vibration absorber includes installing
The first vibration absorber on a side wheel piece, and the second vibration absorber being installed on another side wheel piece；Wherein, the vibration absorber
Including the linking arm with bending structure, baffle plate, shock stop pin and shock-absorbing spring；One end of the linking arm and the second gear
Gear shaft be hinged, the one end of its other end with the shock stop pin away from the baffle plate is hinged, the bending of the linking arm
Portion is hinged with the gear shaft of the first gear；Accommodating hole is offered on the baffle plate, the pin rod section of the shock stop pin is axially
Movably through the accommodating hole, its head is located at the outside of the baffle plate, and the head width of the shock stop pin is more than institute
State the aperture of accommodating hole；The head of shock stop pin is provided with fixed screw；The shock-absorbing spring is set in the shock stop pin, and with
Its one end is resisted against the linking arm, and the other end is resisted against the baffle plate.
When the movable equipment such as perambulator or wheelchair is walked on rugged road surface, if the road residing for a side wheel piece
Face position is higher than the road surface position residing for another side wheel piece, the shock-absorbing spring vibration damping corresponding relative to its in the first vibration absorber
Pin compression, because shock stop pin is movably installed on baffle plate axially, the movement of baffle plate limitation damping spring is without limiting
The movement of shock stop pin so that the shock stop pin in the first vibration absorber is protruding relative to baffle plate, and compression shock absorption spring, so that
Drive that a side wheel piece is slowly upper to be moved, and now the level height of car body can't be affected, it is to avoid car body occur occurs side
Incline and jolt；If conversely, the road surface position residing for a side wheel piece is less than the road surface position residing for another side wheel piece, the second vibration damping
Device works, and another side wheel piece is slowly gone up into shifting and realizes vibration damping.
So, by setting the wheel piece that bilateral works independently, and vibration absorber is respectively provided with two-wheeled piece, both sides subtract
Vibrating device can work independently, and the vibration damping amplitude of adjust automatically both sides, can walk so as to improve under different surface conditions
Stability and comfortableness when equipment is advanced in concave-convex road surface.
Brief description of the drawings
Fig. 1 is the structural representation of single-wheel piece in a kind of specific embodiment of walking wheel provided by the present invention；
Fig. 2 is a kind of structural representation of specific embodiment of fixing axle in walking wheel shown in Fig. 1；
Fig. 3 is a kind of structural representation of specific embodiment of the second holding firmware in walking wheel shown in Fig. 1；
Fig. 4 is a kind of structural representation of specific embodiment of linking arm in walking wheel shown in Fig. 1.
Description of reference numerals：
1- takes turns piece
2 is fixing axle 201- via 21- miner diameter end 22- bigger diameter end 221- bar holes
31- the first holding firmware the second holding firmwares of 32-
4- first gears
41- brake cable 42- return springs
5- fixed blocks
61- linking arm 62- baffle plate 63- shock stop pin 64- shock-absorbing springs
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.
As Figure 1-Figure 4, in a kind of specific embodiment, walking wheel provided by the present invention is used for removable setting
Standby, the walking wheel includes wheel piece 1 and the locking system for braking the wheel piece 1, wherein, locking system is included with the wheel
Piece 1 rotate the first holding firmware 31, and under the drive of actuator near or away from the direction of first holding firmware 31
Second holding firmware 32 of motion；One of both described first holding firmware 31 and second holding firmware 32 are upper, and there is rigidity to block
Block, offers draw-in groove in another one；When two holding firmwares are in proximal pole extreme position, the rigid fixture block is fastened in the draw-in groove simultaneously
The wheel piece 1 is prevented to rotate, when two holding firmwares are in distal pole extreme position, the rigid fixture block is deviate from from the draw-in groove.
When needing to brake and position, actuator drives the second holding firmware 32 to be moved to the first holding firmware 31, when marching to
During proximal pole extreme position, rigid fixture block is fastened in draw-in groove, so as to prevent fortune of first holding firmware 31 in the wheel rotation direction of piece 1
It is dynamic, and then prevent wheel piece 1 from rotating, to realize fixing；Need release braking when, actuator drive the second holding firmware 32 to away from
The direction motion of the first holding firmware 31, and in distal pole extreme position, rigid fixture block deviates from draw-in groove, to release fixing.So, the row
Walk train and realize locking in the way of rigid structure phase clamping, change it is traditional in the way of rubbing and realize locking, by drawing
Enter actuator and reduce locking operation difficulty, while be rigidly connected between holding firmware, locking reliability and avoid the occurrence of due to abrasion
Caused by fail, improve locking security.
Above-mentioned first holding firmware 31 is rotated and can realized by gear-driven mode with the wheel piece 1, specifically, in wheel
First gear 4 is connected with piece 1, first holding firmware 31 is the second gear with the external toothing of the first gear 4, described
The inter-tooth slots of two gears form the draw-in groove；In normal walking process, wheel piece 1 is rotated and drives first gear 4 affixed thereon
Synchronous axial system, the second gear for now being engaged with first gear 4 is the first holding firmware 31, by the side of meshed transmission gear
Formula, the first holding firmware 31 can be with the wheel synchronous axial system of piece 1；And when locking is needed, the second holding firmware 32 is close to second gear, the
The inter-tooth slots of two gears form draw-in groove, are provided with rigid fixture block on the second holding firmware 32, and rigid fixture block is connected and fixed in draw-in groove,
To limit the rotation of second gear, and then limit first gear 4 and take turns the rotation of piece 1, so as to realize locking.
By gear-driven mode realize the first holding firmware 31 with wheel piece 1 rotate, compact conformation, and transmission accuracy compared with
Height, intensity is preferable；Meanwhile, make second gear form first holding firmware 31, structure is more simple.Alternatively, in order to ensure
Intensity is fixed, locking reliability is further improved, above-mentioned draw-in groove can be by multiple lug boss on the end face of second gear, and will
Groove between adjacent two lug boss is used as draw-in groove.
In theory, it is not limited to gear-driven mode, it is also possible to realize by other modes such as Chain conveyers
One holding firmware 31 pairs takes turns the rotation of piece 1.Specifically, drive sprocket is connected with wheel piece 1, the first holding firmware 31 is fixed on driven chain
Connected by driving-chain on wheel, and between driven sprocket and drive sprocket.
In above-mentioned specific embodiment, its actuator includes brake cable 41 and drives second holding firmware 32 to leaning on
The return spring 42 of the nearly direction of first holding firmware 31 motion, one end of the brake cable 41 is connected with anchoring,
Its other end is connected with second holding firmware 32, and pulls second holding firmware 32 to away from first holding firmware 31
Direction motion.In the course of the work, brake cable 41, brake cable 41 is pulled to drive the second holding firmware 32 by anchoring
Moved to the direction away from the first holding firmware 31 until two holding firmwares are realized separating unblock, work of the anchoring to brake cable 41
When firmly disappearing, the second holding firmware 32 is pushed back return spring 42 position with the locking of the first holding firmware 31.By return spring
42 and brake cable 41 form drive the second holding firmware 32 moved to the direction closer or far from the first holding firmware 31, can basis
Demand selects the position of anchoring, so as to reduce operation difficulty, operation ease is improve, while anchoring is acted on
When external force on brake cable 41 disappears, Rapid reset can be realized by return spring 42, improve action sensitivity.
In theory, actuator is not limited to the combination of above-mentioned brake cable 41 and return spring 42；
Second holding firmware 32 can be driven closer or far from the first holding firmware 31 by miniature oil cylinder or minitype cylinder, now can be
Can walking arrangement handle or other be easy to positions of operation that button is installed, minitype cylinder or miniature oil cylinder receive the finger of button
After order, corresponding elongation or retract action are performed, to drive the second holding firmware 32 closer or far from the first holding firmware 31.This kind is certainly
The scheme automaticity of dynamic control the second holding firmware 32 motion is higher, is easy to operation, but needs to introduce control circuit and sensing
The electrical equipments such as device, production cost is higher.
Further, also include, walking wheel is fixed on the fixing axle 2 of movable equipment, offered in fixing axle 2
Hole 201, the brake cable 41 passes through the via 201；Second holding firmware 32 is axially slidably socketed on described solid
Outside dead axle 2, and keeper, second holding firmware 32 are provided between second holding firmware 32 and the fixing axle 2
Slided relative to the fixing axle 2 in the axial movement stroke of keeper limitation.In the course of the work, braking is pulled to draw
Rope 41 drives the second holding firmware 32 to be slid axially relative to fixing axle 2, and when extreme position is slid into, the second holding firmware 32 is fixed
Stop motion under the limitation of position part, position is moved through so as to avoid the second holding firmware 32, improves the having stable behavior of device
Property and reliability.
In order to improve the mounting stability of fixing axle 2, while not influenceing the action of related components, can turn on wheel piece 1
Fixed block 5 is connected with dynamicly, and mounting hole is offered on the fixed block 5；The fixing axle 2 is multi-diameter shaft, and the multi-diameter shaft
Miner diameter end 21 it is circumferential be rotationally plugged in the mounting hole, the end face of its bigger diameter end 22 is resisted against the fixed block 5, institute
State the second holding firmware 32 and be socketed on the bigger diameter end 22；Fixing axle 2 and fixed block 5 can be rotation, to realize that wheel ties up to 360
Clutch in the range of degree, overcomes angle to limit.
Specifically, the bigger diameter end 22 of multi-diameter shaft to side wall offers the bar hole 221 of radial direction insertion, and above-mentioned keeper is fixed
Position pin, the pin rod of the alignment pin is connected with second holding firmware 32, and its plunger is arranged at institute by the bar hole 221
State the periphery of multi-diameter shaft；The external diameter of the plunger is more than the external diameter of the multi-diameter shaft at the bar hole 221, the brake cable
41 are fixed on the pin rod.So, after the completion of assembling, the pin rod of alignment pin is laterally positioned in the axial via 201 of fixing axle 2
In, i.e. the axis perpendicular of the axis of alignment pin and via 201, the plunger of alignment pin is located at the outside of fixing axle 2, in the second card
In the motion process of firmware 32, brake cable 41 drives alignment pin to be moved along the length direction of bar hole 221, so as to drive the second card
Firmware 32 is moved in this direction, and the length range of bar hole 221 is the movement travel of the second holding firmware 32.By alignment pin
The form coordinated with bar hole 221 realizes that the second holding firmware 32 is axially moved the pin of the limitation of stroke, simple structure, and alignment pin
Head point is arranged on the outside of fixing axle 2, and with radial positioning effect, structural stability is higher.
Above-mentioned keeper is also not limited to alignment pin, it is also possible in the affixed gear in appropriate location of the bigger diameter end 22 of multi-diameter shaft
Block, when the second holding firmware 32 moves to extreme position with block against the axial direction for limiting the second holding firmware 32 by block is transported
Dynamic stroke.
In order to improve reasonable structure and space availability ratio, above-mentioned return spring 42 can be sheathed on bracing wire periphery, return
One end of spring 42 is resisted against the alignment pin, and its other end is resisted against spring base, and the spring base is arranged at the via 201
It is interior；In the course of the work, return spring 42 is compressed in the axial space of spring base and alignment pin stroke, and after external force disappearance
Self-return.It should be appreciated that when brake cable 41 is in running order, return spring 42 is in compressive state, now
Walking wheel be in non-lockup state, when brake cable 41 be in off working state when, return spring 42 in the raw or
Compressive state, walking wheel is in lockup state.
Above-mentioned wheel piece 1 is specially two, to be taken turns described in two and be mounted on first holding firmware 31 on piece 1, it should be pointed out that
It is that linking arm not takes turns a part on piece, the linking arm is that second holding firmware 32 is same to independent structure with wheel piece
Step fixes the first holding firmware 31 described in two；First holding firmware 31 is divided into the both sides of the fixed block 5 described in two, that is, take turns piece 1 and be
Two, the first holding firmware 31 is two and is connected correspondingly with wheel piece 1 that second holding firmware 32 is synchronous to fix two
First holding firmware 31, in above-mentioned specific embodiment, the second holding firmware 32 is circular chuck structure, the week of circular chuck structure
To multiple rigidity fixture blocks are evenly arranged, for being fastened in the draw-in groove on two the first holding firmwares 31 simultaneously.
In above-mentioned specific embodiment, can also be further improved, the walking wheel can also include vibration damping
Device, the vibration absorber includes the first vibration absorber being installed on a side wheel piece 1, and is installed on another side wheel piece 1
Second vibration absorber；Wherein, the vibration absorber includes the linking arm 61 with bending structure, baffle plate 62, shock stop pin 63 and vibration damping
Spring 64；The both sides of the fixed block 5 are respectively provided with connecting shaft, and are connected with linking arm by the connecting shaft；The connection
One end of arm 61 is hinged with the gear shaft of the second gear, and its other end is with the shock stop pin 63 away from the baffle plate 62
One end is hinged, and the kink of the linking arm 61 is hinged with the gear shaft of the first gear 4；Opened up on the baffle plate 62
There is accommodating hole, axially movably through the accommodating hole, its head is located at the baffle plate 62 to the pin rod section of the shock stop pin 63
Outside, and the shock stop pin 63 head width more than the accommodating hole aperture；The head of above-mentioned shock stop pin 63 should be
There are fixture, or fixed screw, so more meet mounting process, the shock-absorbing spring 64 is set in the shock stop pin 63, and with
Its one end is resisted against the linking arm 61, and the other end is resisted against the baffle plate 62.
When the movable equipment such as perambulator or wheelchair is walked on rugged road surface, if residing for a side wheel piece 1
, higher than the road surface position residing for another side wheel piece 1, the shock-absorbing spring 64 in the first vibration absorber is relative to its correspondence for road surface position
Shock stop pin 63 compress, because shock stop pin 63 is movably installed on baffle plate 62 axially, the limitation damping spring of baffle plate 62
The mobile movement without limiting shock stop pin 63 so that the shock stop pin 63 in the first vibration absorber is relative to baffle plate 62 to overhanging
Go out, and compression shock absorption spring, so that the slow upper shifting of a side wheel piece 1 is driven, and now the level height of car body can't be subject to shadow
Ring, it is to avoid car body occur and occur to roll and jolt；If conversely, the road surface position residing for a side wheel piece 1 is less than another side wheel piece 1
Residing road surface position, then the second vibration absorber work, by another side wheel piece 1, slowly vibration damping is realized in upper shifting.
So, by setting the wheel piece 1 that bilateral works independently, and vibration absorber is respectively provided with two-wheeled piece 1, both sides
Vibration absorber can work independently, and the vibration damping amplitude of adjust automatically both sides, feasible so as to improve under different surface conditions
Walk the stability and comfortableness when equipment is advanced in concave-convex road surface.In addition, the vibration absorber is realized by setting linking arm 61
Realize being connected with first gear 4 and second gear, on the premise of action process is not influenceed, improve structural compactness, it is ensured that
Job stability between each part.
It is pointed out that the ordinal number such as " first, second " described in text, is to distinguish the different knots of same names
Structure, it is convenient only for description, do not indicate that certain sequentially, more should not be construed as any restriction.
Except above-mentioned walking wheel, the present invention also provide a kind of movable equipment including the walking wheel, this may move
Equipment can be specially the walking auxiliary equipment such as perambulator or wheelchair, and the other structures of related movable equipment refer to existing skill
Art, therefore not to repeat here.
The various embodiments described above are only the preferred embodiment of the present invention, in the art, every based on skill of the present invention
Changes and improvements in art scheme, should not exclude outside protection scope of the present invention.
Claims (10)
1. a kind of walking wheel for movable equipment, including wheel piece (1) and the locking dress for braking wheel piece (1)
Put, it is characterised in that
The locking system includes the first holding firmware (31) rotated with wheel piece (1), and to leaning under the drive of actuator
Second holding firmware (32) of near or away from first holding firmware (31) direction motion；
One of both described first holding firmware (31) and second holding firmware (32) are upper to have rigid fixture block, in another one
Offer draw-in groove；When two holding firmwares are in proximal pole extreme position, the rigid fixture block is fastened in the draw-in groove and prevents the wheel
Piece (1) is rotated, and when two holding firmwares are in distal pole extreme position, the rigid fixture block is deviate from from the draw-in groove.
2. walking wheel according to claim 1, it is characterised in that be connected with first gear (4) on the wheel piece (1),
First holding firmware (31) is the second gear with the first gear (4) external toothing, the between cog flute profile of the second gear
Into the draw-in groove.
3. walking wheel according to claim 2, it is characterised in that the actuator includes brake cable (41) and drives
Second holding firmware (32) is to the return spring (42) moved near the first holding firmware (31) direction, the brake cable
(41) one end is connected with anchoring, and its other end is connected with second holding firmware (32), and pulls described second
Holding firmware (32) is moved to the direction away from first holding firmware (31).
4. walking wheel according to claim 3, it is characterised in that also include, removable setting is fixed on by walking wheel
Standby fixing axle (2), offers via (201) on the fixing axle (2), the brake cable (41) is through the via
(201)；Second holding firmware (32) is axially slidably socketed on outside the fixing axle (2), and is fixed described second
Keeper, the axle that second holding firmware (32) limits in the keeper are provided between part (32) and the fixing axle (2)
Slided relative to the fixing axle (2) in movement travel.
5. walking wheel according to claim 4, it is characterised in that be rotatably mounted with fixation on the wheel piece (1)
Block (5), mounting hole is offered on the fixed block (5)；The fixing axle (2) is multi-diameter shaft, and the multi-diameter shaft miner diameter end
(21) circumferential to be rotationally plugged in the mounting hole, the end face of its bigger diameter end (22) is resisted against the fixed block (5), described
Second holding firmware (32) is socketed on the bigger diameter end (22).
6. walking wheel according to claim 5, it is characterised in that bigger diameter end (22) to the side wall of the multi-diameter shaft is opened up
There is the bar hole (221) of radial direction insertion, the keeper is alignment pin, the pin rod of the alignment pin and second holding firmware
(32) it is connected, its plunger is arranged at the periphery of the multi-diameter shaft by the bar hole (221)；The external diameter of the plunger is more than
The external diameter of bar hole (221) place multi-diameter shaft, the brake cable (41) is fixed on the pin rod.
7. walking wheel according to claim 6, it is characterised in that the return spring (42) is sheathed on bracing wire periphery,
One end of return spring (42) is resisted against the alignment pin, and its other end is resisted against spring base, and the spring base is arranged at described
In via (201).
8. walking wheel according to claim 5, it is characterised in that the wheel piece (1) is two, takes turns piece (1) described in two
On be mounted on first holding firmware (31), second holding firmware (32) synchronously fixes the first holding firmware (31) described in two；
First holding firmware (31) is divided into the both sides of the fixed block (5) described in two.
9. walking wheel according to claim 8, it is characterised in that also including vibration absorber, the vibration absorber includes
It is installed on the first vibration absorber on a side wheel piece (1), and the second vibration absorber being installed on another side wheel piece (1)；
The vibration absorber includes the linking arm (61) with bending structure, baffle plate (62), shock stop pin (63) and shock-absorbing spring
(64)；
The both sides of the fixed block (5) are respectively provided with connecting shaft, and are connected with linking arm by the connecting shaft；
One end of the linking arm (61) is hinged with the gear shaft of the second gear, its other end and the shock stop pin (63)
One end away from the baffle plate (62) is hinged, the kink of the linking arm (61) and the gear shaft of the first gear (4)
It is hinged；
Accommodating hole is offered on the baffle plate (62), the pin rod section of the shock stop pin (63) is axially movably through described accommodating
Hole, its head be located at the baffle plate (62) outside, and the shock stop pin (63) head width more than the accommodating hole hole
Footpath；The head of the shock stop pin (63) is provided with fixed screw；
The shock-absorbing spring (64) is set in the shock stop pin (63), and is resisted against the linking arm (61) with its one end, another
End is resisted against the baffle plate (62).
10. a kind of movable equipment, including body, and the walking wheel of the body, its feature are installed on by fixing axle (2)
It is that the walking wheel is the walking wheel as described in claim any one of 1-9.
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| CN201710099110.1A CN106827957B (en) | 2017-02-23 | 2017-02-23 | Movable equipment and travelling gear train thereof |
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| CN201710099110.1A CN106827957B (en) | 2017-02-23 | 2017-02-23 | Movable equipment and travelling gear train thereof |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201082659Y (en) * | 2007-07-24 | 2008-07-09 | 颜丽兰 | Modified wheel body structure |
| DE102008050946A1 (en) * | 2008-10-10 | 2010-04-15 | J. & A. Sättele GmbH | Brake system for manually moving small vehicle, particularly wheelchair or stroller, has bolt blocking device to block movement of stop bolt in direction of stop bolt blocking element during driving mode of small vehicle |
| CN104108283A (en) * | 2014-05-27 | 2014-10-22 | 太仓兴锋脚轮有限公司 | Castor with braking function |
| CN203986537U (en) * | 2014-08-29 | 2014-12-10 | 覃利超 | A kind of brake wheel braking mechanism of luggage case |
| CN204249726U (en) * | 2014-11-12 | 2015-04-08 | 中山市诺贝五金制品有限公司 | A kind of friction braking formula castor |
| CN104972832A (en) * | 2015-08-05 | 2015-10-14 | 丁怡 | Traction braking universal wheel |
| JP2016074421A (en) * | 2014-10-08 | 2016-05-12 | 明門香港股▲フェン▼有限公司 | Brake gear and stroller |
| CN105691107A (en) * | 2016-04-22 | 2016-06-22 | 南京工业职业技术学院 | Universal wheel with self-locking function |
| CN205632619U (en) * | 2015-10-15 | 2016-10-12 | 上海童歌母婴用品有限公司 | Baby carriage brake device |
| CN205813829U (en) * | 2016-07-14 | 2016-12-21 | 温州群悦箱包配件有限公司 | There is the luggage case universal wheel of locking device |
| CN205890405U (en) * | 2016-06-23 | 2017-01-18 | 南通威得塑料制品有限公司 | Casters's novel locking mechanism |
| CN206528271U (en) * | 2017-02-23 | 2017-09-29 | 北京程程商贸有限公司 | A kind of movable equipment and its walking wheel |
-
2017
- 2017-02-23 CN CN201710099110.1A patent/CN106827957B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201082659Y (en) * | 2007-07-24 | 2008-07-09 | 颜丽兰 | Modified wheel body structure |
| DE102008050946A1 (en) * | 2008-10-10 | 2010-04-15 | J. & A. Sättele GmbH | Brake system for manually moving small vehicle, particularly wheelchair or stroller, has bolt blocking device to block movement of stop bolt in direction of stop bolt blocking element during driving mode of small vehicle |
| CN104108283A (en) * | 2014-05-27 | 2014-10-22 | 太仓兴锋脚轮有限公司 | Castor with braking function |
| CN203986537U (en) * | 2014-08-29 | 2014-12-10 | 覃利超 | A kind of brake wheel braking mechanism of luggage case |
| JP2016074421A (en) * | 2014-10-08 | 2016-05-12 | 明門香港股▲フェン▼有限公司 | Brake gear and stroller |
| CN204249726U (en) * | 2014-11-12 | 2015-04-08 | 中山市诺贝五金制品有限公司 | A kind of friction braking formula castor |
| CN104972832A (en) * | 2015-08-05 | 2015-10-14 | 丁怡 | Traction braking universal wheel |
| CN205632619U (en) * | 2015-10-15 | 2016-10-12 | 上海童歌母婴用品有限公司 | Baby carriage brake device |
| CN105691107A (en) * | 2016-04-22 | 2016-06-22 | 南京工业职业技术学院 | Universal wheel with self-locking function |
| CN205890405U (en) * | 2016-06-23 | 2017-01-18 | 南通威得塑料制品有限公司 | Casters's novel locking mechanism |
| CN205813829U (en) * | 2016-07-14 | 2016-12-21 | 温州群悦箱包配件有限公司 | There is the luggage case universal wheel of locking device |
| CN206528271U (en) * | 2017-02-23 | 2017-09-29 | 北京程程商贸有限公司 | A kind of movable equipment and its walking wheel |
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| CN106827957B (en) | 2023-09-22 |
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