CN115465019B - Thin solid tyre and aerial working platform - Google Patents

Thin solid tyre and aerial working platform Download PDF

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Publication number
CN115465019B
CN115465019B CN202211012320.XA CN202211012320A CN115465019B CN 115465019 B CN115465019 B CN 115465019B CN 202211012320 A CN202211012320 A CN 202211012320A CN 115465019 B CN115465019 B CN 115465019B
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China
Prior art keywords
spoke
annular hub
wall
thin solid
tire
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CN115465019A (en
Inventor
张斌
任会礼
彭毅
喻向阳
黄斌
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Hunan Zoomlion Intelligent Aerial Work Machinery Co Ltd
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Hunan Zoomlion Intelligent Aerial Work Machinery Co Ltd
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Priority to CN202211012320.XA priority Critical patent/CN115465019B/en
Publication of CN115465019A publication Critical patent/CN115465019A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C7/00Non-inflatable or solid tyres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00Disc wheels, i.e. wheels with load-supporting disc body
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86Optimisation of rolling resistance, e.g. weight reduction 

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tires In General (AREA)

Abstract

The present invention provides a thin solid tire, comprising: the inner wheel mechanism comprises a first annular hub and a first spoke, the first spoke extends from the inner wall of the first annular hub along the radial direction of the wheel, and the first spoke is used for being connected with a driving device of the aerial working platform; the outer wheel mechanism comprises a second annular hub, a second spoke and an outer tire bead poured outside the second annular hub, the second annular hub is arranged outside the first annular hub in a surrounding mode and is abutted to the outer wall of the first annular hub, the second spoke extends from the inner wall of the second annular hub along the radial direction of the wheel and is detachably connected with the first spoke, and an avoidance hole for avoiding the driving device is formed in the second spoke. The second annular hub and the outer tire ring are integrally poured, the situation that the outer tire ring and the rim are unstable in vulcanization molding and easy to slide in the prior art can be avoided, only the outer tire ring and the second annular hub are needed to be replaced, the inner wheel mechanism can realize resource recycling, the resource waste caused by the whole replacement of the tire is avoided, and the tire replacement cost of the aerial working platform is reduced.

Description

Thin solid tyre and aerial working platform
Technical Field
The invention belongs to the technical field of aerial work platforms, and particularly relates to a thin solid tire and an aerial work platform.
Background
Solid tires are industrial tires suitable for vehicles running under severe conditions of use at low speeds and high loads. The solid tyre is installed to aerial working platform bottom usually, and the cover tyre of present aerial working platform tyre is rubber material generally, adopts rubber layer and rim vulcanization shaping's mode to assemble cover tyre and rim an organic whole generally. The aerial working platform tire is used as a bearing and moving device, abrasion caused by the ground is increased, when the aerial working platform tire is used for a long time, the outer tire cannot be peeled off from the rim completely and independently due to daily abrasion and rubber aging, the whole tire including the rim needs to be replaced, and the separate components cannot be detached and replaced, so that the maintenance and use cost of the aerial working platform tire is high. In addition, most of split tires in the prior art are of an outer tire sectional type, and worn treads can be replaced independently, but the outer tire sectional type tire needs to have higher supporting force, so that the split tire is only suitable for solid tires with thicker treads and cannot be suitable for solid tires with thinner treads.
Disclosure of Invention
The invention mainly aims to provide a thin solid tire and an aerial working platform, and aims to solve the technical problem that the aerial working platform in the prior art is high in tire replacement cost.
In order to achieve the above object, the present invention provides a thin solid tire comprising: the inner wheel mechanism comprises a first annular hub and a first spoke, the first spoke extends from the inner wall of the first annular hub along the radial direction of the wheel, and the first spoke is used for being connected with a driving device of the aerial working platform; the outer wheel mechanism comprises a second annular hub, a second spoke and an outer tire ring poured outside the second annular hub, the second annular hub is arranged outside the first annular hub in a surrounding mode and is in butt joint with the outer wall of the first annular hub, the second spoke extends from the inner wall of the second annular hub along the radial direction of the wheel and is detachably connected with the first spoke, and an avoidance hole for avoiding the driving device is formed in the second spoke.
In the embodiment of the invention, the first end face of the second annular hub and the first end face of the second spoke enclose a mounting groove with a mounting opening, the cross section size of the mounting groove is gradually reduced from the mounting opening to the direction of the second spoke, the outer wall of the first annular hub is tightly attached to the inner wall of the mounting groove, and an anti-over-constraint gap is formed between the first spoke and the second spoke.
In the embodiment of the invention, the outer wall of the second annular hub is an outer cylindrical plane, the inner wall of the second annular hub is an inner slope, the inner wall of the first annular hub is an inner cylindrical plane, the outer wall of the first annular hub is an outer slope, and the inner slope and the outer slope are matched with conical surfaces.
In an embodiment of the present invention, the second end surface of the second spoke and the second annular hub enclose an accommodating groove, the accommodating groove is used for accommodating a fastener of the driving device, and the depth of the accommodating groove is smaller than that of the mounting groove.
In the embodiment of the invention, the first spoke and the second spoke are detachably connected through a plurality of connecting components, and the plurality of connecting components are arranged at intervals around the avoidance hole.
In an embodiment of the present invention, the connection assembly includes: the connecting piece sequentially penetrates through the second spoke and the first spoke; the elastic buffer piece is abutted between the first connecting piece and the second spoke.
In the embodiment of the invention, an over-constraint preventing space is formed between the outer end surface of the first annular hub far away from the first spoke and the outer end surface of the second annular hub far away from the second spoke.
In an embodiment of the present invention, the first spoke is disposed at an end of the first annular hub near the second spoke.
In an embodiment of the present invention, the first spoke includes: the driving fixing table is used for being connected with the driving device, and the avoiding hole ring is arranged outside the driving fixing table; the connecting ring is arranged outside the driving fixing table in a surrounding mode and connected with the first annular hub, and the thickness of the driving fixing table is larger than that of the connecting ring.
The invention also provides an aerial working platform which comprises the driving device and the thin solid tire.
Through the technical scheme, the thin solid tire provided by the embodiment of the invention has the following beneficial effects:
the outer tire bead of the thin solid tire surrounds the outer wall of the second annular hub, an outer wheel mechanism is integrally formed by pouring the outer tire bead and the second annular hub, the second annular hub is arranged outside the first annular hub in an annular mode and is abutted to the outer wall of the first annular hub, the first spoke and the second spoke are detachably connected, a driving device of an aerial working platform can be connected with the first spoke, the driving device drives the first spoke, and the first spoke can drive the outer tire bead to rotate through the second spoke and the second annular hub in sequence. When the outer tire bead is worn for a long time and needs to be replaced, one of the inner wheel mechanism and the outer wheel mechanism is fixed by a tool, the other one is dragged along the axial direction of the tire, the second spoke and the first spoke of the outer wheel mechanism are detached, the first annular hub and the second annular hub are separated from each other, the inner wheel mechanism and the outer wheel mechanism are removed, the first annular hub and the first spoke resources of the inner wheel mechanism can be recycled, only the outer wheel mechanism is replaced, and the situation that the tire is replaced integrally in the prior art is avoided. According to the invention, the first annular hub and the outer tire ring of the outer tire mechanism are integrally poured, so that the situation that the outer tire ring and the rim are unstable in vulcanization molding and easy to slide in the prior art can be avoided, meanwhile, the first annular hub of the second annular hub is mutually nested and abutted to be matched with the first spoke and the second spoke to be detachably connected, the support strength of the inner tire mechanism and the outer tire mechanism is ensured, the inner tire mechanism can be recycled, the resource waste caused by the whole replacement of the tire is avoided, and the tire replacement cost of an aerial working platform is reduced.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide an understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the description serve to explain, without limitation, the invention. In the drawings:
FIG. 1 is a schematic view of an assembled structure of a thin solid tire according to an embodiment of the present invention;
FIG. 2 is a schematic view of a disassembled structure of a thin solid tire according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure of a thin solid tire according to an embodiment of the present invention.
Description of the reference numerals
Reference number designation number designation
100. Second spoke of thin solid tyre 22
1. Inner wheel mechanism 221 dodging hole
11. First annular hub 23 outer tyre ring
111. Inner cylindrical plane 24 mounting groove
112. Outer slope 241 mounting port
12. First spoke 25 accommodating groove
121. Over-constraint prevention gap of connecting ring 3
122. Over-constraint prevention space for driving fixed table 4
2. Outer wheel mechanism 5 connecting assembly
21. Second annular hub 51 connector
211. Elastic buffer for outer cylindrical plane 52
212. Inner slope 53 wear-proof piece
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.
The thin solid tire according to the present invention is described below with reference to the drawings.
As shown in fig. 1 to 3, in an embodiment of the present invention, there is provided a thin solid tire 100 for an aerial work platform, the thin solid tire 100 including an inner wheel mechanism 1 and an outer wheel mechanism 2; the inner wheel mechanism 1 comprises a first annular hub 11 and a first spoke 12, the first spoke 12 extends from the inner wall of the first annular hub 11 along the radial direction of the wheel, and the first spoke 12 is used for being connected with a driving device of an aerial working platform; the outer wheel mechanism 2 comprises a second annular hub 21, a second spoke 22 and an outer tire ring 23 poured outside the second annular hub 21, the second annular hub 21 is annularly arranged outside the first annular hub 11 and is abutted against the outer wall of the first annular hub 11, the second spoke 22 extends from the inner wall of the second annular hub 21 along the radial direction of the wheel and is detachably connected with the first spoke 12, and an avoidance hole 221 for avoiding a driving device is formed in the second spoke 22.
It will be appreciated that the driving device is composed of a motor, a driving shaft, a connecting member and a locking member in the prior art, and in one embodiment, the avoidance hole 221 is mainly used for avoiding the locking member of the driving device; the outer tire bead 23, the second annular hub 21 and the first annular hub 11 are coaxially arranged and are sequentially nested from outside to inside, the avoiding hole 221 is an axial center hole, the left-right direction in fig. 1 is the axial direction of the wheel, the radial direction of the wheel is the inward direction of the outer ring of the thin solid tire 100, the outer tire bead 23 can be a rubber tire bead with anti-skid threads, and the second annular hub 21, the second spoke 22 and the inner wheel mechanism 1 are all made of metal.
The outer tire bead 23 in this embodiment surrounds the outer wall of the second annular hub 21, and forms the outer wheel mechanism 2 with the second annular hub 21 in a pouring manner, the second annular hub 21 can be annularly arranged outside the first annular hub 11 and is abutted against the outer wall of the first annular hub 11, the first spoke 12 and the second spoke 22 can be detachably connected, the connection strength and the bearing strength of the inner wheel mechanism 1 and the outer wheel mechanism 2 are improved, the support of a thin tire can be realized, a driving device of an aerial working platform can penetrate through the avoidance hole 221 to be connected with the first spoke 12, the driving device drives the first spoke 12, and the first spoke 12 can sequentially drive the outer tire bead 23 to rotate through the second spoke 22 and the second annular hub 21.
When the outer tire ring 23 is worn for a long time and needs to be replaced, the first spoke 12 can be detached from the second spoke 22 of the outer tire mechanism 2, the thin solid tire 100 is separated from the ground through a jack and other devices, the outer tire mechanism 2 is towed along the axial direction of the wheel, the first annular hub 11 and the second annular hub 21 are separated from each other, the outer tire mechanism 2 is removed, resources of the first annular hub 11 and the first spoke 12 of the inner tire mechanism 1 can be reused, only the outer tire mechanism 2 is replaced, and the situation that the tire is replaced integrally in the prior art is avoided. In this embodiment, pour integrative through the first annular wheel hub 11 and the outer tire ring 23 of outer wheel mechanism 2, can avoid outer tire ring and rim vulcanization shaping unstable, the circumstances of easy landing among the prior art, second annular wheel hub 21 and first annular wheel hub 11 nest butt cooperation each other simultaneously, first spoke 12, second spoke 22 can dismantle the connection, when guaranteeing inner wheel mechanism 1 and outer wheel mechanism 2 support strength, can realize the reuse of resources with inner wheel mechanism 1, avoided the tire to change the wasting of resources that causes entirely, reduced high altitude construction platform's tire replacement cost.
In an embodiment, the first end surfaces of the second annular hub 21 and the second spoke 22 enclose a mounting groove 24 with a mounting opening 241, the cross-sectional dimension of the mounting groove 24 is gradually reduced from the mounting opening 241 to the direction of the second spoke 22, the outer wall of the first annular hub 11 is tightly attached to the inner wall of the mounting groove 24, and an anti-overstretching gap 3 is formed between the first spoke 12 and the second spoke 22.
As shown in fig. 1 and 3, the outer wheel mechanism 2 in this embodiment can extend into the mounting groove 24 from the mounting opening 241 and is accommodated in the mounting groove 24, the cross-sectional width of the mounting groove 24 is gradually reduced from left to right, and the first end face of the second spoke 22 is the groove bottom wall of the mounting groove 24, so that the size of the mounting opening 241 of the mounting groove 24 is larger than that of the first end face of the second spoke 22, the inner wheel mechanism 1 can extend into the mounting groove 24 conveniently, the outer wall of the first annular hub 11 and the inner wall of the mounting groove 24 can be tightly attached, the assembly strength of the first annular hub 11 and the second annular hub 21 is improved, and the over-constraint preventing gap 3 between the first spoke 12 and the second spoke 22 can avoid over-constraint caused by surface contact of the first spoke 12 and the second spoke 22, so that the whole bearing of the thin solid tire 100 is influenced. It will be appreciated that the length of the anti-overstretch gap 3 may be set according to the actual use requirements, and in one embodiment the length of the anti-overstretch gap 3 is less than 10mm.
Specifically, the outer wall of the second annular hub 21 is an outer cylindrical plane 211, the inner wall of the second annular hub 21 is an inner slope 212, the inner wall of the first annular hub 11 is an inner cylindrical plane 111, the outer wall of the first annular hub 11 is an outer slope 112, and the inner slope 212 and the outer slope 112 are in conical surface fit. As shown in fig. 2, the first annular hub 11 in the present embodiment is in a hollow truncated cone shape, the shape of the mounting groove 24 is matched with the shape of the first annular hub 11, and the thickness of the first annular hub 11 gradually decreases from the mounting opening 241 to the direction of the first spoke 12, and the thickness of the second annular hub 21 gradually increases from the mounting opening 241 to the direction of the second spoke 22, so that the conical surface between the outer wall of the first annular hub 11 and the inner wall of the second annular hub 21 is bonded, the bonding stability between the first annular hub 11 and the second annular hub 21 is further improved, and the load bearing load of the thin solid tyre 100 is improved; and by forming the slope surface by the thickness, the processing and assembly of the first annular hub 11 and the second annular hub 21 can be facilitated. The conical surface matching angle of the conical surface matching of the inner slope 212 and the outer slope 112 can be set according to the actual use requirement, in an embodiment, the conical surface matching angle of the inner slope 212 and the outer slope 112 is 6-10 degrees, the situation that the axial stress of the thin solid tire 100 is larger due to the overlarge conical surface angle can be avoided, and meanwhile the situation that the conical surface matching is not tight due to the overlarge conical surface angle is avoided.
In one embodiment, the driving device and the second spoke 22 are connected by a fastener, the fastener can be a bolt, and the fastener passes through the first end face of the second spoke 22 from the second end face of the second spoke 22, the second end face of the second spoke 22 and the second annular hub 21 enclose a receiving groove 25, the receiving groove 25 is used for receiving the fastener of the driving device, and the depth of the receiving groove 25 is smaller than the depth of the mounting groove 24. As shown in fig. 3, the first end surface of the second spoke 22 is located at the left side of the thin solid tire 100, the second end surface of the second spoke 22 is located at the right side of the thin solid tire 100, the mounting groove 24 is formed at the left side of the second annular hub 21, the accommodating groove 25 is located at the right side of the second annular hub 21, and the accommodating groove 25 can avoid the protrusion of the fastening member relative to the outer bead 23 and avoid the interference of other components and the fastening member. In this embodiment, the second spoke 22 is located on the right side of the center line of the second annular hub 21, so that the depth of the mounting groove 24 is greater than that of the accommodating groove 25, and the conical surface matching area between the second annular hub 21 and the first annular hub 11 can be increased while ensuring compact structure, so that the connection stability of the second annular hub 21 and the first annular hub 11 is further improved.
It will be appreciated that the first spoke 12 and the second spoke 22 are detachably connected by a plurality of connecting members 5, and the plurality of connecting members 5 are spaced around the escape hole 221. As shown in fig. 2, the number of the connection assemblies 5 in the present embodiment is 5, and in other embodiments, the number of the connection assemblies 5 is not limited to 5 groups, but may be 3 groups, 4 groups, 6 groups, 7 groups, or even more. The plurality of connection members 5 commonly connect the first spoke 12 and the second spoke 22, which can improve the connection tightness between the first spoke 12 and the second spoke 22. In the embodiment, the conical surfaces of the first annular hub 11 and the second annular hub 21 are meshed, and the first spoke 12 and the second spoke 22 are matched to be detachably connected through the plurality of connecting assemblies 5, so that the inner wheel mechanism 1 and the outer wheel mechanism 2 can be conveniently detached while the connection tightness between the inner wheel mechanism 1 and the outer wheel mechanism 2 is ensured.
In the embodiment of the present invention, the connection assembly 5 includes a connection member 51 and an elastic buffer member 52; the connecting piece 51 penetrates the second spoke 22 and the first spoke 12 in sequence; the elastic buffer 52 abuts between the first link 51 and the second spoke 22. The connecting piece 51 may be a bolt or a pin in the prior art, in one embodiment, the connecting piece 51 is a bolt, one of the second spoke 22 and the first spoke 12 is provided with a threaded hole, the other is provided with a through hole, and the connecting piece 51 is engaged with the threaded hole in a threaded manner, so that the assembly and the disassembly are convenient; the elastic buffer piece 52 can adopt the elastic pad with a notch in the prior art, the connection piece 51 looseness caused by jolt in the running process can be prevented, the anti-abrasion piece 53 is clamped between the elastic buffer piece 52 and the first spoke 12, the anti-abrasion piece 53 can adopt the flat pad in the prior art, and the condition that the paint coating on the surface of the first spoke 12 is damaged due to overlarge torque in the bolt fastening process can be prevented. In another embodiment, the connecting member 51 is a pin passing through the second spoke 22 and the first spoke 12 and fixed to the flat pad on the left side end surface of the first spoke 12 by a snap fit.
The outer end surface of the first annular hub 11 away from the first spoke 12 and the outer end surface of the second annular hub 21 away from the second spoke 22 form an over-constraint preventing space 4. As shown in fig. 1 and 3, the anti-overconstraining gap 3 and the anti-overconstraining space 4 in the present embodiment are respectively located at the left and right sides of the inner wheel mechanism 1, and the anti-overconstraining gap 3 and the anti-overconstraining space 4 can cooperate together to avoid overconstraining between the inner wheel mechanism 1 and the outer wheel mechanism 2, thereby facilitating the disassembly of the inner wheel mechanism 1 and the outer wheel mechanism 2.
In one embodiment, the first spoke 12 is disposed at an end of the first annular hub 11 adjacent to the second spoke 22. As shown in fig. 1 and 3, the first spoke 12 in this embodiment is located at the right end of the first annular hub 11, so that the fit between the first annular hub 11 and the second annular hub 21 can be improved while ensuring the compactness of the structure, and the overconstrained gap 3 between the first spoke 12 and the second spoke 22 can be reduced, so that the situation that the connecting piece 51 is damaged due to overlarge shearing force is avoided, and the connection strength between the first spoke 12 and the second spoke 22 is improved.
In the embodiment of the present invention, the first spoke 12 includes a driving fixing base 122 and a connecting ring 121; the driving fixed table 122 is used for being connected with a driving device, and the avoiding hole 221 is annularly arranged outside the driving fixed table 122; the connecting ring 121 is disposed around the driving fixing table 122 and connected to the first annular hub 11, and the thickness of the driving fixing table 122 is greater than that of the connecting ring 121. As shown in fig. 3, the connecting ring 121 is hollow and annular, the driving fixing table 122 and the connecting ring 121 are coaxially arranged, both the left and right sides of the driving fixing table 122 protrude from the connecting ring 121, the right end surface of the driving fixing table 122 extends into the avoiding hole 221, and the outer edge of the avoiding hole 221 protrudes from the outer edge of the driving fixing table 122. In this embodiment, the driving fixing table 122 and the driving device are connected through the thickening, so that the structural strength of the thin solid tire 100 can be improved, meanwhile, the driving fixing table 122 and the driving device are convenient to connect through the cooperation of the driving fixing table 122 and the avoiding hole 221, the situation that the driving fixing table 122 and other parts interfere is avoided, and the depth of the driving fixing table 122 which is concavely arranged relative to the outer edge of the avoiding hole 221 in this embodiment can be set according to the actual use requirement.
The invention also provides an aerial platform, which comprises a driving device and the thin solid tyre 100, wherein the specific structure of the thin solid tyre 100 refers to the embodiment. Because the aerial working platform adopts all the technical schemes of all the embodiments, the aerial working platform at least has all the beneficial effects brought by the technical schemes of the embodiments, and the description is omitted herein.
In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims (9)

1. A thin solid tire for an aerial work platform, the thin solid tire (100) comprising:
the inner wheel mechanism (1) comprises a first annular hub (11) and a first spoke (12), wherein the first spoke (12) extends from the inner wall of the first annular hub (11) along the radial direction of the wheel, and the first spoke (12) is used for being connected with a driving device of the aerial working platform;
the outer wheel mechanism (2) comprises a second annular hub (21), a second spoke (22) and an outer tire ring (23) poured outside the second annular hub (21), the second annular hub (21) is annularly arranged outside the first annular hub (11) and is abutted with the outer wall of the first annular hub (11), the second spoke (22) extends from the inner wall of the second annular hub (21) along the radial direction of the wheel and is detachably connected with the first spoke (12), and an avoidance hole (221) for avoiding the driving device is formed in the second spoke (22);
the first end face of second annular wheel hub (21) with second spoke (22) encloses into mounting groove (24) that has mounting hole (241), the cross-sectional dimension of mounting groove (24) is the convergent setting from mounting hole (241) to the direction of second spoke (22), and makes the outer wall of first annular wheel hub (11) with the inner wall of mounting groove (24) closely laminates, just first spoke (12) with form between second spoke (22) and prevent too constraint clearance (3).
2. The thin solid tyre according to claim 1, characterized in that the outer wall of the second annular hub (21) is an outer cylindrical plane (211), the inner wall of the second annular hub (21) is an inner ramp (212), the inner wall of the first annular hub (11) is an inner cylindrical plane (111), the outer wall of the first annular hub (11) is an outer ramp (112), and the inner ramp (212) and the outer ramp (112) are in conical fit.
3. The thin solid tyre according to claim 1, characterized in that the second end face of the second spoke (22) and the second annular hub (21) enclose a receiving groove (25), the receiving groove (25) being intended to receive a fastener of the driving device, the receiving groove (25) having a depth smaller than the mounting groove (24).
4. A thin solid tyre as claimed in any one of claims 1 to 3, wherein said first spoke (12) and said second spoke (22) are detachably connected by a plurality of connection assemblies (5), a plurality of connection assemblies (5) being spaced around said relief hole (221).
5. The thin solid tyre according to claim 4, wherein said connecting assembly (5) comprises:
a connecting piece (51) penetrating through the second spoke (22) and the first spoke (12) in sequence;
and the elastic buffer piece (52) is abutted between the connecting piece (51) and the second spoke (22).
6. A thin solid tyre according to any one of claims 1 to 3, characterized in that between the outer end face of the first annular hub (11) remote from the first spoke (12) and the outer end face of the second annular hub (21) remote from the second spoke (22) an anti-overstretching space (4) is formed.
7. A thin solid tyre according to any one of claims 1 to 3, characterized in that said first spoke (12) is arranged at an end of said first annular hub (11) close to said second spoke (22).
8. A thin solid tyre as claimed in anyone of claims 1 to 3, characterized in that said first spoke (12) comprises:
the driving fixed table (122) is used for being connected with the driving device, and the avoiding hole (221) is annularly arranged outside the driving fixed table (122);
the connecting ring (121) is arranged outside the driving fixed table (122) in a surrounding mode and is connected with the first annular hub (11), and the thickness of the driving fixed table (122) is larger than that of the connecting ring (121).
9. An aerial work platform, characterized in that it comprises a driving device and a thin solid tyre (100) according to any one of claims 1 to 8.
CN202211012320.XA 2022-08-23 2022-08-23 Thin solid tyre and aerial working platform Active CN115465019B (en)

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CN115465019B true CN115465019B (en) 2023-06-30

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JP2009096293A (en) * 2007-10-16 2009-05-07 Toshihiro Sato Motorcycle spoke wheel for tubeless tire, structure of motorcycle spoke wheel for tubeless tire, and manufacturing method of motorcycle spoke wheel for tubeless tire
CN209649940U (en) * 2019-03-15 2019-11-19 南通顺驰橡胶制品有限公司 A kind of fast-assembling tire
CN214295410U (en) * 2021-01-04 2021-09-28 诺力智能装备股份有限公司 Driven wheel device suitable for aerial work platform
CN215474242U (en) * 2021-05-12 2022-01-11 特雷克斯(常州)机械有限公司 Tire and aerial work platform
CN216101329U (en) * 2021-09-11 2022-03-22 江苏尚美特机械科技有限公司 Metal rim of durable reinforced solid tire

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CN209649940U (en) * 2019-03-15 2019-11-19 南通顺驰橡胶制品有限公司 A kind of fast-assembling tire
CN214295410U (en) * 2021-01-04 2021-09-28 诺力智能装备股份有限公司 Driven wheel device suitable for aerial work platform
CN215474242U (en) * 2021-05-12 2022-01-11 特雷克斯(常州)机械有限公司 Tire and aerial work platform
CN216101329U (en) * 2021-09-11 2022-03-22 江苏尚美特机械科技有限公司 Metal rim of durable reinforced solid tire

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