CN116141867A - Detachable damping omnidirectional wheel - Google Patents

Abstract

The invention discloses a detachable damping omnidirectional wheel, and aims to provide a detachable damping omnidirectional wheel capable of achieving effective damping. The wheel hub is characterized by comprising a wheel hub, wherein a wheel axle mounting hole is formed in the center of the wheel hub, a plurality of roller groups are mounted at the edge of the wheel hub and are uniformly distributed in a ring shape by taking the wheel axle mounting hole as the center, a flexible damping ring is arranged in the wheel hub, the roller groups are arranged on the outer side of the flexible damping ring, the wheel axle mounting hole is arranged on the inner side of the flexible damping ring, and the roller groups are detachably connected with the wheel hub. The beneficial effects of the invention are as follows: the integral shock absorption is effectively realized, the phenomenon that the omni-directional wheel is out of round due to radial movement of the roller group during multi-point shock absorption is well avoided, the shock absorption effect is improved, and the shock is prevented from being transmitted to the carrier through the hub and the wheel axle; the parts are designed in a unitized mode, the assembly is convenient, the parts can be detached and replaced independently after being worn, the whole detachment and replacement are avoided, and the maintenance cost is greatly reduced.

Description

Detachable damping omnidirectional wheel

Technical Field

The invention relates to the technical field of omni-wheels, in particular to a detachable damping omni-wheel.

Background

The wheels of a common carrier move in a simple axial direction, can only move linearly and rotate, and cannot move transversely in any direction. The advent of omni-wheels has provided that the carrier is capable of moving laterally in any direction in addition to providing for linear movement and rotation of the carrier. The carrier equipped with the omni-wheel has the advantage of flexible movement and steering, can move in multiple directions, and can travel to any place without any obstacle even in a narrow space. Therefore, the vehicle such as a robot and a wheelchair is well suited for assembling an omni-wheel.

Chinese patent grant bulletin number: CN210680276U, grant bulletin day 2020, month 06, 05, discloses a multipoint damping omni-wheel, comprising a hub, a plurality of damping devices and a plurality of roller groups. The hub is provided with a shaft hole and a plurality of assembling grooves, the shaft hole is used for a wheel shaft to penetrate through, and the assembling grooves are arranged along the periphery of the hub in a surrounding mode. The damping devices are respectively arranged in the assembling grooves. Each roller group comprises a roller seat and two roller groups, each roller seat is provided with an upper part and a lower part, the lower part of each roller seat is convexly arranged at the bottom end of the upper part of each roller seat, the lower parts of the roller seats are respectively arranged in the assembling grooves, the bottom ends of the lower parts of the roller seats are contacted with the damping device, and the two roller groups of each roller group are respectively arranged at two sides of the upper part of the roller seat of each roller group and can rotate around an axis. The disadvantage of this patent is that when one of the small wheels is damped, the whole omni wheel is actually out of round, which can cause the omni wheel to have a climbing-like course during the running process, resulting in a larger vibration.

In view of the foregoing, there is a need for a detachable shock absorbing omni-wheel that can achieve effective shock absorption.

Disclosure of Invention

The invention provides a detachable damping omnidirectional wheel capable of effectively damping, which aims to overcome the defect that in the prior art, when one small wheel is damped, the whole omnidirectional wheel is out of round, so that the omnidirectional wheel has a climbing-like process in the running process, and the generated vibration is larger.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a dismantled and assembled shock attenuation omnidirectional wheel, includes wheel hub, wheel hub's central point puts and is equipped with the axletree mounting hole, wheel hub's edge installs a plurality of roller train, the roller train is annular evenly distributed with the axletree mounting hole as the center, wheel hub's inside is equipped with flexible damping ring, the outside of flexible damping ring is arranged in to the roller train, the inboard of flexible damping ring is arranged in to the axletree mounting hole, the roller train can dismantle with wheel hub and be connected.

Wherein the wheel axle mounting hole is used for the external wheel axle to pass through and fix. When the carrier provided with the omnidirectional wheel disclosed by the invention moves on an uneven road surface or a road section with high and low drop or sundries on a rolling road surface, the roller groups can generate severe vibration, at the moment, the flexible damping rings in the hubs can absorb vibration generated by each roller group at all times, the integral damping is effectively realized, the condition that the omnidirectional wheel is out of round due to radial movement of the roller groups during multi-point damping is well avoided, the damping effect is improved, the vibration is prevented from being transmitted to the carrier through the hubs and the wheel shafts, and the stability and riding comfort of the carrier during movement are improved. Each roller group can be independently assembled and disassembled with the hub, the parts are in unitized design, the assembly is convenient, the parts can be independently disassembled and replaced after being worn, the whole disassembly and replacement are avoided, and the maintenance cost is greatly reduced.

Preferably, the roller set comprises a plurality of first wheel sets and a plurality of second wheel sets, wherein the first wheel sets and the second wheel sets are uniformly distributed in a ring shape by taking a wheel shaft mounting hole as a center and are alternately arranged. When the carrier provided with the omnidirectional wheel of the invention advances forwards and backwards, the tire of the carrier is formed by all the wheel groups I and II around the edge of the wheel hub; when the vehicle provided with the omnidirectional wheel of the invention runs laterally, the wheel set I or the wheel set II contacted with the ground is used as the tire of the vehicle.

Preferably, the first wheel set comprises a first wheel set connecting piece and two first wheel bodies, a first connecting piece mounting groove matched with the first wheel set connecting piece is formed in the edge of the wheel set, one end of the first wheel set connecting piece is fixed in the first connecting piece mounting groove and is detachably connected with the first wheel set connecting piece, the other end of the first wheel set connecting piece is provided with a first wheel body shaft, the two first wheel bodies are sleeved on the first wheel body shaft and are respectively arranged on two sides of the first wheel set connecting piece, the second wheel set comprises a second wheel set connecting piece and two second wheel bodies, a second connecting piece mounting groove matched with the second wheel set connecting piece is formed in the edge of the wheel set, one end of the second wheel set connecting piece is fixed in the second connecting piece mounting groove and is detachably connected with the second wheel set connecting piece, the other end of the second wheel set connecting piece is provided with a second wheel body shaft, the two second wheel bodies are sleeved on the second wheel body shaft and are respectively arranged on two sides of the second wheel set connecting piece, and the diameter of the first wheel body is larger than the diameter of the second wheel body, and the first wheel body is provided with a avoidance groove matched with the second wheel body. The wheel set connecting piece is connected with the wheel body shaft I and the wheel body I on the wheel hub, and the wheel set connecting piece II is connected with the wheel body shaft II and the wheel body II on the wheel hub. The wheel body shaft I and the wheel body shaft II form an annular structure which is arranged around the periphery of the wheel hub, and the wheel body shaft I and the wheel body shaft II are respectively correspondingly provided with the wheel body I and the wheel body II, so that the wheel body I and the wheel body II are arranged around the periphery of the wheel hub and used as a tire for running back and forth of the carrier; the first wheel body and the second wheel body can independently rotate around the first wheel body shaft and the second wheel body shaft to serve as a tire for lateral travelling of the carrier. Through the design that the groove was dodged to the wheel body, played the effect of saving space, can make the distribution between wheel body one and the wheel body two denser, make the structure of omnidirectional wheel compacter, the stationarity is higher when marcing.

Preferably, the wheel hub comprises a main support, a damping ring mounting hole matched with the flexible damping ring is formed in the main support, the flexible damping ring is fixed in the damping ring mounting hole, a bearing fixing seat is fixed on the inner side of the flexible damping ring, the wheel shaft mounting hole is arranged on the bearing fixing seat, a bearing is mounted on the bearing fixing seat, and the bearing is arranged at the opening of the wheel shaft mounting hole. Through the design of damping ring mounting hole, make things convenient for the installation of flexible damping ring on the main support to be fixed. The bearing is designed to support the hub and the wheel shaft.

Preferably, the first connecting piece mounting groove and the second connecting piece mounting groove are both arranged at the edge of the main support in an alternating manner, cover plates are fixed on two side faces of the main support, and the first connecting piece mounting groove, the second connecting piece mounting groove and the flexible damping ring are all arranged between the two cover plates. The cover plate and the main support can be connected in a welding mode or an integrated injection molding mode. Through the design of apron, on the one hand improved the structural strength of main support, on the other hand can play auxiliary shock attenuation's effect to the main support.

Preferably, the inside of wheelset connecting piece one with the inside of wheelset connecting piece two all is equipped with the connecting piece cavity, all be equipped with the bayonet lock through-hole on the relative both ends wall of connecting piece cavity, be equipped with sliding connection in the bayonet lock through-hole and have the bayonet lock, all be equipped with on the lateral wall of connecting piece mounting groove one and connecting piece mounting groove two with the one end assorted draw-in groove of bayonet lock, the other end of bayonet lock is arranged in the connecting piece cavity and is fixed with the baffle on it, be equipped with the closing device who is connected with the baffle in the connecting piece cavity, install reset spring between the end wall of baffle and connecting piece cavity. When the first wheel set connecting piece (the second wheel set connecting piece) is inserted into the bottom of the first connecting piece mounting groove (the second connecting piece mounting groove), the clamping pin in the clamping pin through hole just faces the position of the clamping groove, and a worker can press one end of the clamping pin into the clamping groove (at the moment, the reset spring is compressed) through the pressing device, so that the first wheel set connecting piece (the second wheel set connecting piece) is clamped and fixed in the first connecting piece mounting groove (the second connecting piece mounting groove), the operation is simple, the installation is convenient, the fixing effect is good, and the connecting strength is high. Wherein the baffle plate plays a limiting role of the bayonet lock, and the bayonet lock is prevented from being separated from the bayonet lock through hole; the reset spring plays a role in automatically resetting the bayonet lock so that the first wheel assembly (the second wheel assembly) is detached from the first connecting piece mounting groove (the second connecting piece mounting groove).

Preferably, the side wall of the connecting piece cavity is provided with a top block sliding groove, the pressing device comprises a movable top block, the movable top block is arranged in the top block sliding groove and is in sliding connection with the movable top block, a first hinge seat is fixed at one end, close to the connecting piece cavity, of the movable top block, a pressing rod matched with the baffle is arranged on the first hinge seat, one end of the pressing rod is rotationally connected with the first hinge seat, a recess matched with the other end of the pressing rod is arranged on the baffle, a reset torsion spring I is arranged between the two pressing rods, a hand pushing portion sliding groove is further arranged on the side wall of the top block sliding groove, a hand pushing portion is fixed on the movable top block, is arranged in the hand pushing portion sliding groove and is in sliding connection with the hand pushing portion sliding groove, and a locking device connected with the hand pushing portion is arranged in the hand pushing portion sliding groove. When the bayonet lock in the bayonet lock through-hole is just to the position of draw-in groove, the staff is through pushing the hand push portion on the movable kicking block to the direction motion of connecting piece cavity to drive the depression bar motion (reset torsional spring one is propped up at this moment), impress the bayonet lock into the draw-in groove, rethread locking device carries out the position locking with hand push portion at last, can realize that wheelset connecting piece one (wheelset connecting piece two) is fixed in connecting piece mounting groove one (connecting piece mounting groove two), simple structure, convenient operation, fixed effectual, joint strength is high. The concave part plays a role in clamping the other end of the compression bar so that the compression bar can smoothly push the clamping pin; the reset torsion spring has the automatic reset function of the compression bar, so that the hand pushing part can be automatically separated from the bayonet lock after unlocking, and one end of the bayonet lock can be automatically retracted into the bayonet lock through hole under the action of the reset spring, so that the wheel set connecting piece I (the wheel set connecting piece II) can be smoothly detached from the connecting piece mounting groove I (the connecting piece mounting groove II).

Preferably, the locking device comprises a hinge seat II, the hinge seat II is arranged on the end wall of the sliding groove of the hand pushing part and is fixed at one end far away from the cavity of the connecting piece, a lock rod is arranged on the hinge seat II, one end of the lock rod is rotationally connected with the hinge seat II, a reset torsion spring II is arranged between the lock rod and the end wall of the sliding groove of the hand pushing part, a lock rod avoiding hole and a locking groove are formed in one surface of the hand pushing part, which is opposite to the hinge seat II, the lock rod avoiding hole is communicated with the locking groove, and the lock rod avoiding hole is arranged between the locking groove and the jacking block sliding groove. Under the natural state, the lock rod is positioned in the lock groove avoiding hole, the hand pushing part can freely slide in the slide groove of the hand pushing part, and the reset torsion spring II is in a compressed state at the moment. The staff is through pushing the hand push portion on the movable kicking block towards the direction motion of connecting piece cavity, when the depression bar was impressed the bayonet lock draw-in groove, the other end of locking lever then just automatic card goes into in the draw-in groove under reset torsion spring's elasticity effect to realize the position locking to hand push portion, simple structure, control is convenient, and is fixed effectual, and joint strength is high. When the lock is required to be released, a worker only needs to push the lock rod, so that the other end of the lock rod is separated from the lock groove and reenters the lock rod avoiding hole.

Preferably, the material of the main support is aluminum alloy. Has the advantages of light weight, high strength, easy processing and forming, fast heat dissipation and good shock absorption performance.

Preferably, the flexible damping ring is made of rubber. Has better ductility and sufficient compressive strength and good damping effect. When the carrier advances, absorb the vibrations that every roller train produced constantly through rubber damping ring, effectually realized whole shock attenuation, fine avoided taking place radial movement and leading to the condition that the omniwheel appears out of round because of roller train when the multiple spot shock attenuation, improved the shock attenuation effect, avoid vibrations to pass through wheel hub and shaft transmission to the carrier, stability and riding travelling comfort when promoting the carrier and remove.

The beneficial effects of the invention are as follows: the integral shock absorption is effectively realized, the phenomenon that the omni-directional wheel is out of round due to radial movement of the roller group during multi-point shock absorption is well avoided, the shock absorption effect is improved, the shock is prevented from being transmitted to the carrier through the hub and the wheel shaft, and the stability and riding comfort of the carrier during movement are improved; the parts are designed in a unitized mode, so that the assembly is convenient, the parts can be independently disassembled and replaced after being worn, the whole disassembly and replacement are avoided, and the maintenance cost is greatly reduced; the structure of the omnidirectional wheel is more compact, and the stability is higher during running; the flexible damping rings are convenient to install and fix on the main support; the structural strength of the main bracket is improved; the operation is simple, the assembly is convenient, the fixing effect is good, and the connection strength is high; the heat-dissipating and shock-absorbing composite material has the advantages of light weight, high strength, easiness in processing and forming, quick heat dissipation and good shock-absorbing performance; has better ductility and sufficient compressive strength and good damping effect.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view at A-A in FIG. 2;

FIG. 4 is a perspective view of the hub;

FIG. 5 is a perspective view of the main support;

fig. 6 is a schematic view of the internal structure of the connector cavity.

In the figure: 1. the bicycle comprises a hub, 2 wheel axle mounting holes, 3 flexible damping rings, 4 wheel sets, 5 wheel sets, 6 wheel set connecting pieces, 7 wheel sets, 8 connecting piece mounting grooves, 9 wheel body axles, 10 wheel set connecting pieces, 11 wheel bodies, 12 connecting piece mounting grooves, 13 wheel body axles, 14 wheel body avoidance grooves, 15 main brackets, 16 damping ring mounting holes, 17 bearing fixing seats, 18 bearings, 19 cover plates, 20 clamping grooves, 21 connecting piece cavities, 22 clamping pin through holes, 23 clamping pins, 24 baffle plates, 25 return springs, 26 jacking block sliding grooves, 27 movable jacking blocks, 28 hinging seats, 29 compression rods, 30 torsion springs, 31 return lock rod first, 32 hand pushing part sliding grooves, 33 hand pushing parts, 34 hinging seats, 35 locking rods, 36 return torsion springs second, 37 avoidance lock rod holes, 38 locking grooves and 39 through holes.

Detailed Description

The invention is further described below with reference to the drawings and detailed description.

In the embodiment described in fig. 1, 2 and 3, a detachable damping omnidirectional wheel comprises a wheel hub 1, wherein a wheel shaft mounting hole 2 is formed in the center of the wheel hub 1, a plurality of roller groups are mounted at the edge of the wheel hub 1 and are uniformly distributed in a ring shape by taking the wheel shaft mounting hole 2 as the center, a flexible damping ring 3 is arranged in the wheel hub 1, the roller groups are arranged on the outer side of the flexible damping ring 3, the wheel shaft mounting hole 2 is arranged on the inner side of the flexible damping ring 3, and the roller groups are detachably connected with the wheel hub 1.

The roller set comprises a plurality of first roller sets 4 and a plurality of second roller sets 5, wherein the first roller sets 4 and the second roller sets 5 are uniformly distributed in a ring shape by taking the wheel shaft mounting hole 2 as the center and are alternately arranged.

The wheel set I4 comprises a wheel set connecting piece I6 and two wheel bodies I7, the edge of the wheel hub 1 is provided with a connecting piece installation groove I8 matched with the wheel set connecting piece I6, one end of the wheel set connecting piece I6 is fixed in the connecting piece installation groove I8 and is detachably connected with the connecting piece installation groove I8, the other end of the wheel set connecting piece I6 is fixedly provided with a wheel body shaft I9, the two wheel bodies I7 are sleeved on the wheel body shaft I9 and are respectively arranged on two sides of the wheel set connecting piece I6, the wheel bodies I7 are connected with the wheel body shaft I9 through bearings, the wheel set II 5 comprises a wheel set connecting piece II 10 and two wheel bodies II 11, the edge of the wheel hub 1 is provided with a connecting piece installation groove II 12 matched with the wheel set connecting piece II 10, one end of the wheel set connecting piece II 10 is fixed in the connecting piece installation groove II 12 and is detachably connected with the wheel set connecting piece installation groove II, the other end of the wheel set connecting piece II 10 is fixedly provided with a wheel body shaft II 13, the two wheel bodies II 11 are sleeved on the wheel body shaft II 13 and are respectively arranged on two sides of the wheel body II 10, the wheel body II 11 and the wheel body II 13 are respectively connected with the wheel body II 13 through the bearings 7, and the wheel body II is provided with the wheel body II 11, and the wheel body 11 is matched with the wheel body II, and the wheel body 11 is provided with the wheel body 11.

As shown in fig. 4 and 5, the hub 1 comprises a main support 15, a damping ring mounting hole 16 matched with the flexible damping ring 3 is arranged on the main support 15, the flexible damping ring 3 is fixed in the damping ring mounting hole 16, a bearing fixing seat 17 is fixed on the inner side of the flexible damping ring 3, the wheel shaft mounting hole 2 is arranged on the bearing fixing seat 17, a bearing 18 is arranged on the bearing fixing seat 17, and the bearing 18 is arranged at the opening of the wheel shaft mounting hole 2.

The first connecting piece mounting groove 8 and the second connecting piece mounting groove 12 are arranged at the edge of the main support 15 in an alternating manner, cover plates 19 (metal cover plates) are fixed on two side surfaces of the main support 15, the first connecting piece mounting groove 8, the second connecting piece mounting groove 12 and the flexible damping ring 3 are arranged between the two cover plates 19, and cover plate through holes 39 matched with the bearing fixing seats 17 are further formed in the cover plates 19.

As shown in fig. 6, the inside of the first wheel set connecting member 6 and the inside of the second wheel set connecting member 10 are both provided with a connecting member cavity 21, two opposite end walls of the connecting member cavity 21 are both provided with bayonet lock through holes 22, bayonet lock 23 is slidably connected in the bayonet lock through holes 22, the side walls of the first connecting member mounting groove 8 and the second connecting member mounting groove 12 are both provided with a bayonet lock 20 (the bayonet lock 20 is positioned on the cover plate 19) matched with one end of the bayonet lock 23, the other end of the bayonet lock 23 is arranged in the connecting member cavity 21 and fixed with a baffle 24 thereon, a pressing device connected with the baffle 24 is arranged in the connecting member cavity 21, and a return spring 25 is arranged between the baffle 24 and the end wall of the connecting member cavity 21.

The side wall of the connecting piece cavity 21 is provided with a top block sliding groove 26, the pressing device comprises a movable top block 27, the movable top block 27 is arranged in the top block sliding groove 26 and is in sliding connection with the movable top block, a first hinging seat 28 is fixed at one end of the movable top block 27, which is close to the connecting piece cavity 21, a pressing rod 29 matched with the baffle 24 is arranged on the first hinging seat 28, one end of the pressing rod 29 is rotationally connected with the first hinging seat 28, a dent 30 matched with the other end of the pressing rod 29 is arranged on the baffle 24, a reset torsion spring 31 is arranged between the two pressing rods 29, a hand pushing part sliding groove 32 is further arranged on the side wall of the top block sliding groove 26, a hand pushing part 33 is fixed on the movable top block 27, the hand pushing part 33 is arranged in the hand pushing part sliding groove 32 and is in sliding connection with the hand pushing part sliding groove 32, and a locking device connected with the hand pushing part 33 is arranged in the hand pushing part sliding groove 32.

The locking device comprises a second hinging seat 34, the second hinging seat 34 is arranged on the end wall of the sliding groove 32 of the hand pushing part and is fixed at one end far away from the cavity 21 of the connecting piece, a lock rod 35 is arranged on the second hinging seat 34, one end of the lock rod 35 is rotationally connected with the second hinging seat 34, a second reset torsion spring 36 is arranged between the lock rod 35 and the end wall of the sliding groove 32 of the hand pushing part, a lock rod avoiding hole 37 and a locking groove 38 are arranged on one surface of the hand pushing part 33, which is opposite to the second hinging seat 34, the lock rod avoiding hole 37 is communicated with the locking groove 38, and the lock rod avoiding hole 37 is arranged between the locking groove 38 and the top block sliding groove 26.

The material of the main frame 15 is an aluminum alloy.

The flexible damping ring 3 is made of rubber.

When the carrier provided with the omnidirectional wheel of the invention advances forwards and backwards, the annular structure formed by the wheel body shaft I9 and the wheel body shaft II 13 is arranged around the periphery of the wheel hub 1, and the wheel body I7 and the wheel body II 11 are respectively and correspondingly arranged on the wheel body shaft I9 and the wheel body shaft II 13, so that the wheel body I7 and the wheel body II 11 are arranged around the periphery of the wheel hub 1 and are used as tires for advancing forwards and backwards of the carrier; when the vehicle provided with the omnidirectional wheel of the invention moves laterally, the first wheel body 7 and the second wheel body 11 can rotate independently around the first wheel body shaft 9 and the second wheel body shaft 13 respectively, and at the moment, the first wheel body 7 or the second wheel body 11 which is contacted with the ground is used as a tire for moving laterally of the vehicle.

When the carrier provided with the omnidirectional wheel of the invention moves on an uneven road surface or a road section with high and low drop height or sundries on a rolling road surface, the roller groups (the first wheel group 4 and the second wheel group 5) can generate intense vibration, at the moment, the flexible damping ring 3 (the rubber ring) in the wheel hub 1 can absorb the vibration generated by each roller group at all times, the integral damping is effectively realized, the condition that the omnidirectional wheel is out of round due to the radial movement of the roller groups during multipoint damping is well avoided, the damping effect is improved, the vibration is prevented from being transmitted to the carrier through the wheel hub 1 and the wheel axle, and the stability and riding comfort of the carrier during movement are improved.

Each roller group can be independently assembled and disassembled with the hub 1, the parts are in unitized design, the assembly is convenient, the parts can be independently disassembled and replaced after being worn, the whole disassembly and replacement are avoided, and the maintenance cost is greatly reduced.

During installation, a worker firstly inserts the first wheel set connecting piece 6 (or the second wheel set connecting piece 10) into the bottom of the first connecting piece installation groove 8 (or the second connecting piece installation groove 12) (at the moment, the clamping pin 23 in the clamping pin through hole 22 just faces the position of the clamping groove 20), then pushes the hand pushing part 33 on the movable jacking block 27 to move towards the direction of the connecting piece cavity 21, so that the upper pressing rod 29 is driven to move (at the moment, the first reset torsion spring 31 is stretched out), the clamping pin 23 is pressed into the clamping groove 20, further, the clamping and fixing of the first wheel set connecting piece 6 (the second wheel set connecting piece 10) in the first connecting piece installation groove 8 (the second connecting piece installation groove 12) is realized, and at the same time, the other end of the lock rod 35 can be automatically clamped into the locking groove 38 under the elastic force of the second reset torsion spring 36, and further, the position locking of the hand pushing part 33 is realized.

During disassembly, a worker only needs to push the lock rod 35 to separate from the lock groove 38 and reenter the lock rod avoidance hole 37, at this time, the locking of the hand pushing part 33 is released, the press rod 29 can be automatically separated from the bayonet lock 23 under the action of the elastic force of the first reset torsion spring 31 and drives the movable jacking block 27 (the hand pushing part 33) to reset, and meanwhile, one end of the bayonet lock 23 can be automatically retracted into the bayonet lock through hole 22 under the action of the elastic force of the reset spring 25, so that the clamping and fixing between the first wheel set connecting piece 6 (the second wheel set connecting piece 10) and the first connecting piece installation groove 8 (the second connecting piece installation groove 12) are released, and the first wheel set connecting piece 6 (the second wheel set connecting piece 10) can be smoothly disassembled from the first connecting piece installation groove 8 (the second connecting piece installation groove 12).

Claims (10)

1. The utility model provides a dismantled and assembled shock attenuation omnidirectional wheel, its characterized in that, includes wheel hub (1), the central point of wheel hub (1) puts and is equipped with axletree mounting hole (2), a plurality of roller train is installed to the edge of wheel hub (1), the roller train uses axletree mounting hole (2) to be annular evenly distributed as the center, the inside of wheel hub (1) is equipped with flexible damping circle (3), the roller train is arranged in the outside of flexible damping circle (3), the inboard of flexible damping circle (3) is arranged in to axletree mounting hole (2), the roller train is connected with wheel hub (1) dismantlement.

2. The detachable damping omnidirectional wheel according to claim 1, wherein the roller set comprises a plurality of first wheel sets (4) and a plurality of second wheel sets (5), and the first wheel sets (4) and the second wheel sets (5) are uniformly distributed in a ring shape with a wheel shaft mounting hole (2) as a center and are alternately arranged.

3. The detachable shock absorbing omnidirectional wheel according to claim 2, wherein the wheel set I (4) comprises a wheel set connecting piece I (6) and two wheel sets I (7), a connecting piece mounting groove I (8) matched with the wheel set connecting piece I (6) is arranged at the edge of the wheel set (1), one end of the wheel set connecting piece I (6) is fixed in the connecting piece mounting groove I (8) and is detachably connected with the connecting piece I, the other end of the wheel set connecting piece I (6) is provided with a wheel body shaft I (9), the two wheel sets I (7) are sleeved on the wheel body shaft I (9) and are respectively arranged on two sides of the wheel set connecting piece I (6), the wheel set II (5) comprises a wheel set connecting piece II (10) and two wheel sets II (11), a connecting piece II (12) matched with the wheel set connecting piece II (10) is arranged at the edge of the wheel set (1), one end of the wheel set connecting piece II (10) is fixed in the connecting piece mounting groove II (12) and is detachably connected with the wheel set II (10), the two wheel sets II (7) are respectively sleeved on two sides of the wheel set (13) and are respectively connected with the wheel sets II (13) with the wheel set II (13) in diameter, the wheel body I (7) is provided with a wheel body avoiding groove (14) matched with the wheel body II (11).

4. A detachable damping omnidirectional wheel according to claim 3, characterized in that the hub (1) comprises a main support (15), a damping ring mounting hole (16) matched with the flexible damping ring (3) is arranged on the main support (15), the flexible damping ring (3) is fixed in the damping ring mounting hole (16), a bearing fixing seat (17) is fixed on the inner side of the flexible damping ring (3), the wheel shaft mounting hole (2) is arranged on the bearing fixing seat (17), a bearing (18) is arranged on the bearing fixing seat (17), and the bearing (18) is arranged at the opening of the wheel shaft mounting hole (2).

5. The detachable damping omnidirectional wheel according to claim 4, wherein the first connecting piece mounting groove (8) and the second connecting piece mounting groove (12) are both arranged at the edge of the main support (15) and are alternately arranged, cover plates (19) are fixed on two side surfaces of the main support (15), and the first connecting piece mounting groove (8), the second connecting piece mounting groove (12) and the flexible damping ring (3) are all arranged between the two cover plates (19).

6. The detachable damping omnidirectional wheel according to claim 4, wherein the inside of the first wheel set connecting piece (6) and the inside of the second wheel set connecting piece (10) are respectively provided with a connecting piece cavity (21), two opposite end walls of the connecting piece cavity (21) are respectively provided with a clamping pin through hole (22), clamping pins (23) are slidably connected in the clamping pin through holes (22), clamping grooves (20) matched with one end of the clamping pins (23) are respectively arranged on the side walls of the first connecting piece mounting groove (8) and the second connecting piece mounting groove (12), the other end of the clamping pins (23) is arranged in the connecting piece cavity (21) and is fixedly provided with a baffle plate (24), a pressing device connected with the baffle plate (24) is arranged in the connecting piece cavity (21), and a reset spring (25) is arranged between the baffle plate (24) and the end wall of the connecting piece cavity (21).

7. The detachable damping omnidirectional wheel according to claim 6, wherein the side wall of the connecting piece cavity (21) is provided with a top block chute (26), the pressing device comprises a movable top block (27), the movable top block (27) is arranged in the top block chute (26) and is in sliding connection with the movable top block, a first hinge seat (28) is fixed on one end of the movable top block (27) close to the connecting piece cavity (21), a pressing rod (29) matched with the baffle plate (24) is arranged on the first hinge seat (28), one end of the pressing rod (29) is rotationally connected with the first hinge seat (28), a recess (30) matched with the other end of the pressing rod (29) is arranged on the baffle plate (24), a first reset torsion spring (31) is arranged between the two pressing rods (29), a chute (32) of the push part is further arranged on the side wall of the top block chute (26), a first push part (33) is fixed on the movable top block (27), the push part (33) is arranged in the chute (32) in a push part (32) and is in sliding connection with the push part (32), and the push part (33) is connected with the push part (33) in the push part (32) in a sliding way.

8. The detachable damping omnidirectional wheel according to claim 7, wherein the locking device comprises a second hinge seat (34), the second hinge seat (34) is arranged on the end wall of the sliding chute (32) of the hand pushing part and fixed at one end far away from the cavity (21) of the connecting piece, a lock rod (35) is arranged on the second hinge seat (34), one end of the lock rod (35) is rotationally connected with the second hinge seat (34), a second reset torsion spring (36) is arranged between the lock rod (35) and the end wall of the sliding chute (32) of the hand pushing part, a lock rod avoiding hole (37) and a lock groove (38) are arranged on one surface of the hand pushing part (33) opposite to the second hinge seat (34), the lock rod avoiding hole (37) is communicated with the lock groove (38), and the lock rod avoiding hole (37) is arranged between the lock groove (38) and the top block sliding chute (26).

9. A detachable shock absorbing omni wheel according to any of claims 4-8, wherein the material of the main support (15) is an aluminum alloy.

10. A detachable damping omni wheel according to any of claims 1-8, characterized in that the flexible damping ring (3) is made of rubber.

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