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CN-224210208-U - Roller way locking device of concrete mixing transport vehicle

CN224210208UCN 224210208 UCN224210208 UCN 224210208UCN-224210208-U

Abstract

A roller path locking device of a concrete mixer truck is characterized in that a rotatable tank body is arranged on the concrete mixer truck, a roller path is fixed on the tank body, a limiting seat is fixed on the end face side of the roller path, a limiting groove is formed in the limiting seat, a support seat which can correspond to the limiting seat is fixed on the concrete mixer truck, the support seat is rotationally connected with a rotating assembly through a pin shaft, the rotating assembly is fixed with a limiting plate which can be clamped with or separated from the limiting groove, the limiting plate limits circumferential rotation of the limiting seat and the roller path in a clamping state, and a limiting piece which limits the rotating assembly to rotate along the pin shaft in the clamping state is arranged on the support seat. This concrete mixing transport vechicle raceway locking mechanism has effectually solved and has aroused jar body pivoted problem because of eccentric gravity in-process clearance and maintenance jar body, has improved security and stability.

Inventors

  • ZHAO ZHIFU
  • DUAN XIAOFENG
  • ZHANG SONG
  • LIU SONGTAO
  • ZHANG FEI

Assignees

  • 洛阳中集凌宇汽车有限公司

Dates

Publication Date
20260508
Application Date
20250427

Claims (8)

  1. 1. The utility model provides a concrete mixer truck raceway locking means, has rotatable jar body (7) on concrete mixer truck (6), is fixed with raceway (8), its characterized in that on jar body (7): A limiting seat (5) is fixed on the end face side of the rollaway nest (8), and the limiting seat (5) is provided with a limiting groove; a support (1) which can correspond to the limit seat (5) is fixed on the concrete mixing transport vehicle (6), the support (1) is rotationally connected with the rotating assembly (2) through a pin shaft (4), the rotating assembly (2) is fixed with a limit plate (2-3) which can be clamped or separated with the limit groove, and the limit plate (2-3) limits the circumferential rotation of the limit seat (5) and the rollaway nest (8) in the clamping state; and a limiting piece (3) which limits the rotation of the rotating assembly (2) along the pin shaft (4) in a clamping state is arranged on the support (1).
  2. 2. The track locking device of the concrete mixer truck according to claim 1, wherein the support (1) comprises a bottom plate (1-1) and side plates (1-2) fixed on two sides of the bottom plate (1-1), the bottom plate (1-1) is provided with bolt holes for connecting the concrete mixer truck (6), and the side plates (1-2) are provided with shaft holes for the pin shafts (4) to pass through.
  3. 3. A concrete mixer truck rollaway nest locking apparatus as claimed in claim 1, wherein the rotating assembly (2) comprises a handle (2-1), a shaft sleeve (2-2) for the pin shaft (4) to pass through is fixed on the handle (2-1), and a limiting plate (2-3) is fixed on the shaft sleeve (2-2).
  4. 4. A rollaway nest locking device for a concrete mixer truck according to claim 1, wherein the outer side of the shaft sleeve (2-2) is provided with a nozzle (2-4) communicated with the inner cavity of the shaft sleeve.
  5. 5. The rollaway nest locking device of a concrete mixer truck according to claim 1, wherein the rotating assembly (2) is provided with a limiting hole (2-5), the limiting piece (3) is provided with a telescopic limiting pin (3-3), and the limiting pin (3-3) is correspondingly matched with the limiting hole (2-5).
  6. 6. The track locking device for a concrete mixer truck according to claim 5, wherein the limiting piece (3) comprises a compression spring (3-2) and a spring seat (3-1) coaxially sleeved outside the limiting pin (3-3), and one end of the limiting pin (3-3) extends to the outer side of the spring seat (3-1); The limiting pin (3-3) is fixedly provided with an anti-falling pin (3-4), the spring seat (3-1) is provided with a sliding groove which is in sliding fit with the anti-falling pin (3-4), and the compression spring (3-2) is limited between the anti-falling pin (3-4) and the end part of the spring seat (3-1).
  7. 7. The rollaway nest locking device of a concrete mixer truck according to claim 1, wherein the limiting seat (5) is composed of two limiting plates (5-1), the two limiting plates (5-1) are symmetrical along the axial section of the tank body (7), and the limiting groove is a gap between the two limiting plates (5-1).
  8. 8. A concrete mixer truck raceway locking device according to claim 1, characterized in that at least two limit seats (5) are arranged along the circumference of the raceway (8).

Description

Roller way locking device of concrete mixing transport vehicle Technical Field The utility model relates to the technical field of concrete mixer trucks, in particular to a track locking device of a concrete mixer truck. Background Along with the higher and higher environmental protection requirements of the state, various industries develop towards new energy, so that the industry of the concrete mixer starts to lift up the tide of environmental protection and energy conservation, the pure electric concrete mixer starts to enter engineering machinery, and along with the application of the pure electric concrete mixer in the industry, the tank body is found to rotate due to eccentric gravity in the material cleaning process due to the fact that a motor does not have a self-locking function, and the tank body is quite unsafe, so that a device capable of preventing the tank body from rotating is very urgent to be designed. Disclosure of utility model The utility model aims to provide a roller way locking device of a concrete mixer truck, which effectively solves the problem that the tank body rotates due to eccentric gravity in the process of cleaning and maintaining the tank body, and improves the safety and stability. The technical scheme adopted by the utility model is that the roller path locking device of the concrete mixer truck is characterized in that the concrete mixer truck is provided with a rotatable tank body, a roller path is fixed on the tank body, a limit seat is fixed on the end face side of the roller path, and the limit seat is provided with a limit groove; The support seat is rotatably connected with the rotating assembly through a pin shaft, and the rotating assembly is fixedly provided with a limiting plate which can be clamped or separated from the limiting groove; And a limiting piece which limits the rotating assembly to rotate along the pin shaft in a clamping state is arranged on the support. As the preferable scheme, the support comprises a bottom plate and side plates fixed on two sides of the bottom plate, the bottom plate is provided with bolt holes for connecting the concrete mixer truck, and the side plates are provided with shaft holes for the pin shafts to pass through. As the preferable scheme, the rotating component comprises a handle, a shaft sleeve for the pin shaft to pass through is fixed on the handle, and a limiting plate is fixed on the shaft sleeve. As a preferred embodiment of the present invention, the outer side of the shaft sleeve is provided with a communication a nozzle in the inner cavity. As an optimal scheme, the rotating assembly is provided with a limiting hole, the limiting piece is provided with a telescopic limiting pin, and the limiting pin is correspondingly matched with the limiting hole. As a preferable scheme, the limiting piece comprises a compression spring and a spring seat coaxially sleeved outside the limiting pin, and one end of the limiting pin extends to the outer side of the spring seat; The limiting pin is fixedly provided with an anti-drop pin, the spring seat is provided with a sliding groove which is in sliding fit with the anti-drop pin, and the compression spring is limited between the anti-drop pin and the end part of the spring seat. As the preferable scheme, the limiting seat consists of two limiting plates, the two limiting plates are symmetrical along the axial section of the tank body, and the limiting groove is a gap between the two limiting plates. Preferably, the limit seats are arranged along the circumferential direction of the rollaway nest. Compared with the prior art, the utility model has the beneficial effects that: The roller path locking mechanism of the concrete mixer truck utilizes the truck body to limit the roller path on the tank body, so that the periphery of the tank body is free of protrusions, the safety risk is reduced, the truck body is limited by utilizing the cooperation of the limiting seat and the limiting plate, the roller path locking mechanism has good stability, the limiting seat and the limiting plate can be quickly disassembled and connected, the use is convenient, and the efficiency is high. Drawings In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. FIG. 1 is a schematic view of the overall installation location of the present utility model; FIG. 2 is an enlarged schematic view of FIG. 1 at A; FIG. 3 is a schematic view of the overall assembly of the present utility model; FIG. 4 is a schematic view of a support of the present utility model; FIG. 5 is a schematic view of a rotating