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CN-121989783-A - Multi-stage inclined roof angle self-adaptive rear-turning dump trailer and unloading method thereof

CN121989783ACN 121989783 ACN121989783 ACN 121989783ACN-121989783-A

Abstract

The invention belongs to the technical field of self-unloading trailers, and discloses a multi-stage inclined top angle self-adaptive rear-turning self-unloading trailer which comprises a trailer frame and a container mechanism arranged on the trailer frame, wherein a rear baffle assembly is arranged at the tail end of the container mechanism, and a plurality of hydraulic mechanical locks for locking the rear baffle assembly are equidistantly arranged at the bottom of the tail end of the trailer frame. Above-mentioned scheme is relieved the locking to two sets of door stops one through operation hydraulic pressure mechanical hasp, and operation hydraulic stem drive packing box body upset is unloaded, is in the material between two baffle boards by door stop two shutoff and remain in the packing box body, and the material of other parts in the packing box body can be discharged in advance through door stop one, and the material that is remained is owing to be in the middle part of packing box body to make the focus of whole automobile body be close to the middle part more, avoided the condition emergence that the skip body weight heart skew led to turning on one's side behind the packing box body, and then improved the automobile body and can adapt to the scope that has the difference in height of controlling the tire.

Inventors

  • WU ZHAOFU
  • SONG YIBO
  • DONG JIQIANG

Assignees

  • 梁山华岳专用汽车制造有限公司

Dates

Publication Date
20260508
Application Date
20250901

Claims (8)

  1. 1. The utility model provides a multistage oblique top angle self-adaptation turns over self-discharging trailer after, includes trailer frame (1) and installs packing box mechanism (2) on it, backplate subassembly (3) are installed to the tail end of packing box mechanism (2), a plurality of hydraulic machinery hasp (11) that are used for locking backplate subassembly (3) are installed to the terminal bottom equidistance of trailer frame (1), its characterized in that: The cargo box mechanism (2) comprises a cargo box body (21) hinged to the trailer frame (1), baffle plates (22) are symmetrically arranged on the cargo box body (21), the tail ends of the baffle plates (22) are flush with the tail ends of the cargo box body (21), a plurality of supporting transverse frames (23) are sleeved on the two baffle plates (22) at equal intervals, two ends of each supporting transverse frame (23) are fixedly connected with the inner wall of the cargo box body (21) respectively, a hydraulic rod (24) is hinged to the head end of the trailer frame (1), and the output end of each hydraulic rod (24) is connected with the cargo box body (21) and used for jacking the cargo box body to ascend; The rear baffle assembly (3) comprises a rotating shaft (32) connected to the upper portion of the tail end of the container body (21) through a bearing, a group of first door stops (31) for blocking the portion between the baffle plates (22) and the tail end of the container body (21) are hinged to the rotating shaft (32), second door stops (33) for blocking the portion between the tail ends of the two baffle plates (22) are hinged to the middle of the rotating shaft (32), and a plurality of hydraulic mechanical locks (11) can be used for locking the bottoms of the first door stops (31) and the bottoms of the second door stops (33) respectively.
  2. 2. The multi-stage tilt angle self-adaptive rear-tipping dump trailer of claim 1, wherein a U-shaped supporting plate (211) is hinged on the container body (21), two tail ends of the U-shaped supporting plate (211) are respectively hinged at the bottom of the side wall of the tail end of the container body (21), a through hole (213) is formed in the container body (21), a connecting piece (212) is fixedly connected on the U-shaped supporting plate (211), the connecting piece (212) penetrates through the through hole (213) and can be hinged with the end part of a hydraulic rod (24), the top of the connecting piece (212) can be abutted with the container body (21) and drive the container body to move upwards in the pivoting process of the U-shaped supporting plate (211), and a first blocking part (214) which is positioned at the inner side of the container body (21) and used for blocking the through hole (213) is fixedly connected on the U-shaped supporting plate (211); the opposite sides of the two baffle plates (22) are contacted with the U-shaped supporting plate (211).
  3. 3. The self-adaptive rear-tipping self-unloading trailer with the multi-stage pitched roof angle according to claim 2, wherein a second check part (215) is fixedly connected to the container body (21), and the second check part (215) can block the concave part of the U-shaped supporting plate (211), so that the communication between the two blocking plates (22) and the lower part of the U-shaped supporting plate (211) is isolated.
  4. 4. The self-adaptive rear-turning dump trailer with the multi-stage pitched roof angle as set forth in claim 1, wherein a plurality of stabilizing frames (311) are fixedly connected to the first door stop (31) at equal intervals, the two first door stops (31) are fixedly connected through the stabilizing frames (311), and the stabilizing frames (311) are positioned on the outer side of the second door stop (33) and are abutted against the second door stop.
  5. 5. The multi-stage pitched roof angle self-adaptive rear-turning dump trailer of claim 2, wherein two other supporting crossbearers (23) positioned at two sides of the supporting crossbearers (23) are provided with grid components (4), and arc-shaped notches (231) are formed at two ends of the corresponding supporting crossbearers (23); The grid assembly (4) comprises a synchronous shaft (41) which is rotationally connected to the inside of the supporting transverse frame (23), two ends of the synchronous shaft (41) are provided with inserting holes (42) at equal intervals, grid bodies (43) which are positioned between the baffle plates (22) and the inner wall of the container body (21) are movably sleeved outside the inserting holes (42), a plurality of positioning bolts (44) are equidistantly arranged on the grid bodies (43), the positioning bolts (44) can penetrate through the grid bodies (43) and are clamped into the inserting holes (42), and the positioning bolts (44) can rotate around the tail end direction of the axial container body (21); In the initial state, a space is reserved between the bottom end of the positioning bolt (44) and the upper surface of the U-shaped supporting plate (211) so as to avoid abutting.
  6. 6. The multi-stage pitched roof angle self-adaptive rear-turning dump trailer of claim 1, wherein two side surfaces of the container body (21) are hinged with piston rods (5), and the other ends of the two piston rods (5) are respectively hinged with two door stops (31).
  7. 7. The multi-stage pitched roof angle self-adaptive rear-turning dump trailer of claim 6, wherein the outer side of the container body (21) is also symmetrically and fixedly connected with an oil delivery assembly (6) positioned above the piston rod (5); The oil conveying assembly (6) comprises a bracket barrel (61) fixedly arranged on the container body (21), an oil storage bag (62) is movably sleeved in the bracket barrel (61), hydraulic oil is filled in the oil storage bag (62), a metal porous plate (63) is fixedly connected to the output end of the bottom of the oil storage bag (62), a connecting hose (64) is fixedly communicated with the sleeve end of the piston rod (5), and the oil storage bag (62) can be communicated with the connecting hose (64) through the metal porous plate (63) and the bottom of the bracket barrel (61); The oil storage bag (62) is filled with one half of hydraulic oil and one half of inert gas; the piston rod (5) is inclined upwards towards the rear baffle assembly (3), the inclination direction of the oil storage bag (62) and the inclination direction of the piston rod (5) are opposite, after the container body (21) exceeds one half of the maximum overturning angle, the piston rod (5) is in a horizontal state, and the oil conveying assembly (6) is in a vertical state at the moment.
  8. 8. A method for unloading a multi-stage tilt angle self-adaptive rear-tipping dump trailer, which adopts the multi-stage tilt angle self-adaptive rear-tipping dump trailer as claimed in claim 1, and is characterized in that the unloading method comprises the following steps: The locking to the bottom of two groups of door shields I (31) is released through operating the hydraulic mechanical lock catch (11), then the hydraulic rod (24) is operated to drive the container body (21) to turn backwards for unloading, at the moment, materials between the two baffle plates (22) are blocked by the door shields II (33) and remain in the container body (21), the materials in the rest part of the container body (21) can be discharged in advance through the door shields I (31), the remaining materials are positioned in the middle of the container body (21), so that the gravity center of the whole vehicle body is closer to the middle, and finally an operator can discharge the materials in the container body after the locking to the door shields II (33) is released through operating the hydraulic mechanical lock catch (11).

Description

Multi-stage inclined roof angle self-adaptive rear-turning dump trailer and unloading method thereof Technical Field The invention belongs to the technical field of dump trailers, and particularly relates to a multistage inclined roof angle self-adaptive rear-turning dump trailer and a unloading method thereof. Background The backward tipping self-unloading trailer is a transport vehicle which can realize automatic unloading by tilting a container backward through a hydraulic system. When the cargo box is turned over, the rear baffle can be turned over around a rear axle of the cargo box to be opened, and meanwhile, the cargo box can slide out through the rear part of the cargo box under the action of gravity through the turning over of the cargo box, so that the high-efficiency unloading of bulk materials is realized. However, when the left and right tires of the vehicle are at the parking position, the height difference (such as a ramp and soft soil) exists, the supporting points of the rear wheels sink unevenly to cause the vehicle body to incline, so that the gravity center can continuously shift to the low side after the container is lifted, the sliding direction of the goods is out of control, and finally the vehicle is in rollover. Therefore, in order to solve the problems, a multi-stage inclined roof angle self-adaptive rear-turning dump trailer and a unloading method thereof are provided. Disclosure of Invention In order to solve the problems in the prior art, the invention provides a multi-stage inclined roof angle self-adaptive rear-turning dump trailer and a unloading method thereof, which solve the problem that the dump trailer turns on one side during unloading. In order to achieve the aim, the technical scheme is that the multi-stage inclined roof angle self-adaptive rear-turning dump trailer comprises a trailer frame and a container mechanism arranged on the trailer frame, wherein a tailgate assembly is arranged at the tail end of the container mechanism, and a plurality of hydraulic mechanical locks for locking the tailgate assembly are equidistantly arranged at the bottom of the tail end of the trailer frame: The cargo box mechanism comprises a cargo box body hinged on a trailer frame, baffle plates are symmetrically arranged on the cargo box body, the tail ends of the baffle plates are flush with the tail ends of the cargo box body, a plurality of supporting crossbeams are sleeved on the two baffle plates at equal intervals, two ends of each supporting crossbeams are fixedly connected with the inner wall of the cargo box body respectively, a hydraulic rod is hinged at the head end of the trailer frame, and the output end of the hydraulic rod is connected with the cargo box body and used for jacking the cargo box body upwards; The rear baffle assembly comprises a rotating shaft connected to the upper portion of the tail end of the container body through a bearing, a group of first door stops for blocking the portion between the baffle plates and the tail end of the container body are hinged to the rotating shaft, a second door stop for blocking the portion between the tail ends of the two baffle plates is hinged to the middle of the rotating shaft, and a plurality of hydraulic mechanical lock catches can be used for locking the bottoms of the first door stop and the second door stop respectively. Preferably, the U-shaped supporting plate is hinged to the container body, two tail ends of the U-shaped supporting plate are hinged to the bottom of the side wall of the tail end of the container body respectively, a through hole is formed in the container body, a connecting piece is fixedly connected to the U-shaped supporting plate, the connecting piece penetrates through the through hole and can be hinged to the end of the hydraulic rod, the top of the connecting piece can be abutted to the container body and drive the container body to ascend in the pivoting process of the U-shaped supporting plate, a first grid blocking part which is positioned on the inner side of the container body and used for blocking the through hole is fixedly connected to the U-shaped supporting plate, and one opposite sides of the two blocking plates are in contact with the U-shaped supporting plate. Preferably, a second check part is fixedly connected to the container body, and the second check part can seal the concave part of the U-shaped supporting plate, so that the communication between the two baffle plates and the lower part of the U-shaped supporting plate is isolated. Preferably, a plurality of stabilizing frames are fixedly connected to the first door stop at equal intervals, the first door stop is fixedly connected through the stabilizing frames, and the stabilizing frames are positioned on the outer side of the second door stop and are abutted to the second door stop. Preferably, two other supporting crossbearers positioned at two sides of the supporting crossbearers are respectively provided with a grid