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CN-122009101-A - Composite structure wheel heightening block and preparation method thereof

CN122009101ACN 122009101 ACN122009101 ACN 122009101ACN-122009101-A

Abstract

The invention discloses a wheel heightening block with a composite structure, which comprises a heightening block body, a backstop rotating shaft and a first backstop structure. The lifting block body is provided with an inclined part and a lifting part, the inclined part and the lifting part are sequentially connected along the driving-in direction of the wheel, the inclined part is used for enabling the wheel to climb or descend, the backstop rotating shaft is hinged to the lifting part and is positioned at the top of the lifting part, the first backstop structure comprises a first unidirectional rotation blocking rod and a first ratchet wheel, one of the first unidirectional rotation blocking rod and the first ratchet wheel is arranged on the lifting block body, the other one of the first unidirectional rotation blocking rod and the first ratchet wheel is arranged on the backstop rotating shaft, and the first unidirectional rotation blocking rod is abutted to the first ratchet wheel so as to prevent the backstop rotating shaft from generating rotational inertia which advances towards the driving-in direction. The anti-slip device can effectively prevent the wheel from accidentally slipping down, and is good in safety.

Inventors

  • JIANG CUIPING
  • WANG HAITAO

Assignees

  • 北京盛央科技有限公司

Dates

Publication Date
20260512
Application Date
20260209

Claims (10)

  1. 1. A composite structural wheel chock, comprising: The high-speed wheel rim comprises a rim body (1), wherein the rim body (1) is provided with an inclined part (11) and a rim part (12), the inclined part (11) and the rim part (12) are sequentially connected along the driving-in direction of a wheel, and the inclined part (11) is used for enabling the wheel to climb or descend; a backstop rotating shaft (2), wherein the backstop rotating shaft (2) is hinged to the heightening part (12) and is positioned at the top of the heightening part (12); The anti-slip device comprises a first anti-slip structure (3), wherein the first anti-slip structure (3) comprises a first unidirectional rotation interception rod (31) and a first ratchet wheel (32), one of the first unidirectional rotation interception rod (31) and the first ratchet wheel (32) is arranged on a lifting block body (1), the other one of the first unidirectional rotation interception rod and the first ratchet wheel is arranged on an anti-slip rotating shaft (2), and the first unidirectional rotation interception rod (31) is abutted to the first ratchet wheel (32) so as to prevent the anti-slip rotating shaft (2) from generating rotational inertia advancing towards a driving direction.
  2. 2. The composite structure wheel elevating block according to claim 1, wherein the first ratchet wheel (32) is sleeved on the anti-back rotation shaft (2) and rotates along with the anti-back rotation shaft (2), the hinged end of the first unidirectional rotation interception rod (31) is hinged to the elevating block body (1), the swinging end of the first unidirectional rotation interception rod (31) is abutted to the first ratchet wheel (32), the elevating block body (1) is provided with a first supporting block (4), and the first supporting block (4) is located on the swinging track of the first unidirectional rotation interception rod (31) and is used for assisting the first supporting block (4) to prevent the first ratchet wheel (32) from rotating.
  3. 3. The composite structure wheel rim block according to claim 1, wherein the rim block body (1) further has a travel limit portion (13), the inclined portion (11), the rim portion (12) are sequentially connected along the driving direction of the wheel and the travel limit portion (13), and the top height of the travel limit portion (13) is greater than the height of the rim portion (12) and is used for preventing the wheel from driving away from the rim portion (12) along the driving direction.
  4. 4. A composite structure wheel chock according to claim 1, further comprising a second retaining structure (5), said second retaining structure (5) comprising a second unidirectional rotation blocking rod (51), a second ratchet wheel (52) and a push-pull rod (53), one of said second unidirectional rotation blocking rod (51) and said second ratchet wheel (52) being provided in said chock body (1) and the other in said retaining rotation shaft (2), said second unidirectional rotation blocking rod (51) being in abutment with said second ratchet wheel (52) to prevent said retaining rotation shaft (2) from generating moment of inertia close to the tilting portion (11), said push-pull rod (53) being connected to said second unidirectional rotation blocking rod (51) or said second ratchet wheel (52) and being movably inserted in said chock body (1) so as to enable said second unidirectional rotation blocking rod (51) and said second ratchet wheel (52) to be able to translate in axial direction of said second ratchet wheel (51) against each other or against said second ratchet wheel (52).
  5. 5. A composite construction wheel chock according to claim 4, in which the chock body (1) is provided with a second support block (6), the second support block (6) being located on the swing track of the second unidirectional rotation blocking lever (51) and being arranged to assist the second support block (6) in preventing rotation of the first ratchet wheel (32).
  6. 6. The composite structure wheel rim block according to claim 1, wherein the rim portion (12) has a mounting groove (121), a notch of the mounting groove (121) is recessed from a top of the rim portion (12), the retaining rotation shaft (2) is mounted in the mounting groove (121), the retaining rotation shaft (2) is accommodated in the mounting groove (121), and a top of the retaining rotation shaft (2) extends from the mounting groove (121) along the notch; The top of the heightening part (12) is provided with a deceleration strip (7), and the backstop rotating shaft (2) and the deceleration strip (7) are sequentially arranged along the driving-in direction of the wheels.
  7. 7. A composite construction wheel lifting block according to claim 1, characterized in that the retaining rotation shaft (2) is sleeved with a bearing (8), the bearing (8) being mounted to the lifting portion (12).
  8. 8. The composite structure wheel rim block according to claim 1, further comprising at least two lateral baffles (9), wherein the lateral baffles (9) are mounted above the rim portion (12) and supported by the rim portion (12), the lateral baffles (9) extend along the horizontal extending direction of the two rim portions (12), and the two lateral baffles (9) are oppositely disposed on two horizontal opposite sides of the rim portion (12).
  9. 9. The composite structure wheel rim block according to claim 8, wherein the lateral baffle plate (9) is provided with a drain hole (10), the drain hole (10) extends along the axial direction of the retaining rotation shaft (2), the drain hole (10) is provided with a plurality of drain holes (10) extending along the length direction of the rim block body (1).
  10. 10. The preparation method of the wheel rim block with the composite structure is characterized by comprising the following steps of: the EP300 canvas is overlapped layer by layer, so that the heightening block body (1) is manufactured; Or 4 layers of steel mesh and 2 layers of 2000-type DPP aramid canvas are adopted, and the rest of EP 300-type canvas is adopted, wherein the EP 300-type canvas is overlapped layer by layer, and the 4 layers of steel mesh and the 2 layers of 2000-type DPP aramid canvas are uniformly distributed in the canvas layer, so that the cushion block body (1) is manufactured.

Description

Composite structure wheel heightening block and preparation method thereof Technical Field The invention relates to the technical field of reinforcing devices, in particular to a composite structure wheel elevating block and a preparation method thereof. Background The elevating block is a common rigid or semi-rigid support body and is mainly used for elevating objects to a specific height or filling gaps in various operations. In the field of vehicle maintenance, service and detection, the lifting block is particularly critical, and is commonly used for safely lifting and stably supporting vehicle tires so as to perform chassis maintenance, tire replacement and other works. Such a lifting block is generally provided with a structure having a gentle slope at one or both ends so that a tire of a vehicle can be driven on in a straight direction, thereby achieving the lifting purpose. The existing wheel rim block is difficult to effectively prevent the wheel from accidentally sliding down when the inclined part works, and the safety is poor. Disclosure of Invention In order to overcome the defects of the prior art, the invention aims to provide the wheel rim block with the composite structure, which can effectively prevent the wheel from accidentally slipping down and has better safety. The invention adopts the following technical scheme: a composite structural wheel chock, comprising: The lifting block comprises a lifting block body, a lifting block body and a lifting block body, wherein the lifting block body is provided with an inclined part and a lifting part, the inclined part and the lifting part are sequentially connected along the driving-in direction of a wheel, and the inclined part is used for enabling the wheel to climb or descend; The backstop rotating shaft is hinged to the heightening part and is positioned at the top of the heightening part; The first retaining structure comprises a first unidirectional rotation blocking rod and a first ratchet wheel, one of the first unidirectional rotation blocking rod and the first ratchet wheel is arranged on the elevating block body, the other one of the first unidirectional rotation blocking rod and the first ratchet wheel is arranged on the retaining rotating shaft, and the first unidirectional rotation blocking rod is abutted to the first ratchet wheel so as to prevent the retaining rotating shaft from generating rotational inertia advancing towards the driving-in direction. The lifting block comprises a lifting block body, a first ratchet wheel, a first supporting block and a second supporting block, wherein the lifting block body is provided with a first ratchet wheel, the first ratchet wheel is sleeved on the anti-back rotating shaft and rotates along with the anti-back rotating shaft, the hinged end of the first unidirectional rotating blocking rod is hinged to the lifting block body, the swinging end of the first unidirectional rotating blocking rod is in butt joint with the first ratchet wheel, the lifting block body is provided with a first supporting block, and the first supporting block is located on the swinging track of the first unidirectional rotating blocking rod and is used for assisting the first supporting block to prevent the first ratchet wheel from rotating. Further, the lifting block body is further provided with a travel limiting part, the inclined part and the lifting part are sequentially connected along the driving direction of the wheels, and the top height of the travel limiting part is larger than that of the lifting part and is used for preventing the wheels from driving away from the lifting part along the driving direction. Further, the wheel lifting block with the composite structure further comprises a second retaining structure, the second retaining structure comprises a second unidirectional rotation blocking rod, a second ratchet wheel and a push-pull rod, one of the second unidirectional rotation blocking rod and the second ratchet wheel is arranged on the lifting block body, the other one of the second unidirectional rotation blocking rod and the second ratchet wheel is arranged on the retaining rotating shaft, the second unidirectional rotation blocking rod is abutted to the second ratchet wheel to prevent the retaining rotating shaft from generating rotational inertia close to the inclined part, and the push-pull rod is connected with the second unidirectional rotation blocking rod or the second ratchet wheel and is movably inserted into the lifting block body in an inserting mode, so that the second unidirectional rotation blocking rod and the second ratchet wheel can relatively translate along the axial direction of the second unidirectional rotation blocking rod, and further the second unidirectional rotation blocking rod and the second ratchet wheel are abutted to each other or separated from each other. Further, the heightening block body is provided with a second bearing block, and the second bearing block i