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CN-122009508-A - Multifunctional tractor capable of realizing lifting of heavy objects

CN122009508ACN 122009508 ACN122009508 ACN 122009508ACN-122009508-A

Abstract

The application relates to a multifunctional tractor capable of realizing heavy object hoisting, which belongs to the technical field of tractors and comprises a vehicle body, wherein a positioning column, a bearing plate and a lifting assembly are arranged on the vehicle body, the positioning column is vertically fixed on the vehicle body and penetrates through the bearing plate, the bearing plate is tiled on the vehicle body and is connected with the positioning column in an embedded manner, a splicing clamping piece for detachably connecting the bearing plate and the vehicle body is arranged between the bearing plate and the vehicle body, the lifting assembly is fixed on the bearing plate, and the lifting assembly is used for lifting and lowering cargoes.

Inventors

  • WANG HUILONG
  • WANG DAN
  • WANG YAHUI

Assignees

  • 石家庄汇鑫电气有限公司

Dates

Publication Date
20260512
Application Date
20260316

Claims (9)

  1. 1. A multifunctional tractor capable of realizing heavy object hoisting comprises a vehicle body (1), and is characterized in that a positioning column (11), a bearing plate (12) and a lifting assembly (2) are arranged on the vehicle body (1), the positioning column (11) is vertically fixed on the vehicle body (1) and penetrates through the bearing plate (12), the bearing plate (12) is tiled on the vehicle body (1) and is connected with the positioning column (11) in an inserted mode, a splicing clamping piece (3) used for detachably connecting the bearing plate (12) and the vehicle body (1) is arranged between the bearing plate (12) and the vehicle body (1), the lifting assembly (2) is fixed on the bearing plate (12), the lifting assembly (2) comprises a bucket (21), a large arm (22), a small arm (23), a hydraulic cylinder (24), a stand column (25) and a base (26), the base (26) is fixed on the bearing plate (12), one end of the large arm (22) is rotationally connected with the stand column (25), the other end of the large arm (22) is rotationally connected with the outer wall of the bucket (21), one end of the small arm (23) is rotationally connected with the stand column (25), the other end of the large arm (21) is rotationally connected with the outer wall of the large arm (21) and is horizontally arranged on the same side wall of the bucket (21) and is horizontally connected with the small arm (23), the bottom end of the hydraulic cylinder (24) is hinged with the base (26), the piston end of the hydraulic cylinder (24) is hinged with the large arm (22), the small arm (23) comprises a telescopic section and a fixed section, and the telescopic section is positioned at the position of the small arm (23) close to the bucket (21).
  2. 2. The multifunctional tractor capable of achieving heavy object hoisting according to claim 1, wherein the telescopic section comprises an inner pipe (231) and an outer pipe (232), one end of the outer pipe (232) is fixed with one end of the fixed section, one end of the inner pipe (231) is inserted into the outer pipe (232) in a sliding mode, the other end of the inner pipe is connected with the outer wall of the bucket (21) in a rotating mode, an electric cylinder (233) is fixed on the outer wall of the outer pipe (232), the piston end of the electric cylinder (233) is fixedly connected with the outer wall of the inner pipe (231), and the piston movement direction of the electric cylinder (233) is set according to the length direction of the telescopic section.
  3. 3. The multifunctional tractor capable of achieving heavy object hoisting according to claim 2, wherein the upright post (25) comprises a column body, a first door frame (251) and a second door frame (252), the bottom end of the column body is fixedly connected with the base (26), the first door frame (251) is fixedly connected with the side wall of the column body, the bottom end of the second door frame (252) is rotatably connected with the first door frame (251), the top end of the second door frame (252) is rotatably connected with the end part of the fixed section, which is away from the telescopic section, the rotating connection part of the big arm (22) and the upright post (25) is located on the first door frame (251), and a screw rod (4) for adjusting an included angle between the top end of the first door frame (251) and the top end of the second door frame (252) is arranged.
  4. 4. The multifunctional tractor capable of achieving heavy object hoisting according to claim 1, wherein the splicing clamping piece (3) comprises a clamping plate (31), a left clamping strip (32), a right clamping strip (33), a cylinder (34) and a spring (35), clamping grooves (311) are formed in the clamping plate (31), edges of a car body (1) and edges of a bearing plate (12) are simultaneously and tightly inserted into the clamping grooves (311), the cylinder (34) is fixed to the top of the clamping plate (31), the left clamping strip (32) and the right clamping strip (33) are distributed on two sides of the cylinder (34) and are rotationally connected with the cylinder (34), the spring (35) is located between the left clamping strip (32) and the right clamping strip (33) on one side of the cylinder (34), one end of the spring (35) is fixed to the left clamping strip (32) and the other end of the spring is fixed to the right clamping strip (33), ratchets (5) are respectively fixed to side walls of the right clamping strip (33), the ratchets (5) are located on one side of the cylinder (34) away from the spring (35), and the horizontal cross section of the positioning column (11) is in a triangular shape and is used for achieving relative sliding locking of the ratchet positioning column (11 when the horizontal cross section of the clamping piece is matched with the horizontal sliding clamping piece (11).
  5. 5. The multifunctional tractor capable of achieving heavy object lifting according to claim 4, wherein a notch (312) is formed in the clamping plate (31), the notch (312) is located at the top of the clamping plate (31) and is arranged in the direction of the positioning column (11), and the splicing clamping piece (3) covers the notch (312).
  6. 6. The multifunctional tractor capable of achieving heavy object lifting according to claim 4, wherein an auxiliary locking mechanism (6) is arranged between the clamping plate (31) and the car body (1), the auxiliary locking mechanism (6) comprises a movable portion (61) and a fixed portion (62), the fixed portion (62) is fixed at the bottom of the car body (1), the movable portion (61) is fixed on the clamping plate (31), and the combination or separation of the fixed portion (62) and the movable portion (61) is used for controlling locking or unlocking of the clamping plate (31) and the car body (1).
  7. 7. The multifunctional tractor capable of realizing heavy object lifting according to claim 6, wherein the movable part (61) comprises a shell (611), a convex block (612), a hemispherical body (613), a deflector rod (614) and an elastic piece (615), the interior of the shell (611) is hollow, the convex block (612) is fixed at one end of the shell (611) and matched with the shell (611) to form an L shape, a through hole (7) is formed in the end face of the shell (611) where the convex block (612) is positioned, the through hole (7) is tightly attached to the edge of the convex block (612), an extension plate (8) is fixed at the edge of the adjacent through hole (7) of the convex block (612), the extension plate (8) is positioned in the shell (611), a hemispherical rotating cavity (81) is arranged at the junction of the extension plate (8) and the convex block (612), the hemispherical body (613) is rotatably arranged in the rotating cavity (81), one end of the deflector rod (614) is fixed with the circular arc surface of the hemispherical body (613) and penetrates through the rotating cavity (81) and the shell (611) and then is positioned outside the shell (611), the rotating cavity (81) and the shell (611) is tightly contacted with the edge of the adjacent to the through hole (612) so as to be convenient for the deflector rod (614) to swing along the direction of the sway (614) and keep away from the deflector rod (82), one end of an elastic piece (615) is fixed with the inner wall of a shell (611), the other end of the elastic piece is fixed with a deflector rod (614), the elastic piece (615) is used for dragging the deflector rod (614) to swing along the direction away from a convex block (612), a structure of a fixed part (62) and a structure of a movable part (61) are completely identical and are arranged in a central symmetry mode, the shell (611) of the movable part (61) is fixed at the bottom of a clamping plate (31), the shell (611) of the fixed part (62) is fixed at the bottom of a car body (1), when the clamping plate (31) is locked with the car body (1), the convex block (612) of the fixed part (62) penetrates through a through hole (7) of the movable part (61) and is inserted into the shell (611) of the movable part (61), the hemispherical body (613) of the fixed part (62) is abutted to form a complete sphere, and a joint of the hemispherical body (613) of the movable part (61) and a joint of the hemispherical body and the two rotary cavities (81) is arranged in a staggered mode.
  8. 8. A multifunctional tractor capable of lifting heavy objects according to claim 7, characterized in that the end of the lug (612) facing away from the shell (611) is conical.
  9. 9. The multifunctional traction vehicle capable of realizing heavy object lifting according to claim 7, wherein the elastic piece (615) is a tension spring.

Description

Multifunctional tractor capable of realizing lifting of heavy objects Technical Field The application relates to the technical field of tractors, in particular to a multifunctional tractor capable of realizing heavy object hoisting. Background At present, a tractor is one of core equipment of airport ground service, and is specially used for dragging, pushing and dragging an airplane on an apron or a taxiway, so that the airplane can accurately stop at a station or enter and exit a maintenance hangar. The device has small volume and extremely strong traction force, can easily pull tens tons or even hundreds tons of civil airliners, and is a key tool for guaranteeing the running efficiency of the airport ground. The existing tractor comprises a vehicle body, a walking system, a power system and a traction rod, wherein the traction rod is rotationally connected to the front end of the vehicle body, so that a user can conveniently hold the tractor to drag the tractor and control the direction, the walking system is provided with large-diameter solid rubber wheels, part of heavy models adopt multi-wheel driving to provide extremely strong ground grabbing force and bearing capacity, slipping on a smooth parking apron is avoided, the power system adopts a large-torque diesel engine or pure electric driving, and the power system is matched with a hydraulic transmission system to output large traction force at a low speed, so that a hundred-ton aircraft can be easily pushed. Aiming at the existing tractors, in the using process of an airport, the small aircraft is required to be towed, luggage or other consignment weights are required to be towed, and the tractors only have the bearing function, do not have the function of assisting in carrying goods, and have the defect of single function. Disclosure of Invention In order to enable the tractor to be matched with a user to carry heavy objects and improve the versatility of the tractor, the application provides the multifunctional tractor capable of realizing heavy object lifting. The application provides a multifunctional tractor capable of realizing heavy object hoisting, which adopts the following technical scheme: A multifunctional tractor capable of realizing heavy object hoisting comprises a vehicle body, wherein a positioning column, a bearing plate and a lifting assembly are arranged on the vehicle body, the positioning column is vertically fixed on the vehicle body and penetrates through the bearing plate, the bearing plate is horizontally paved on the vehicle body and is connected with the positioning column in an inserted mode, a splicing clamping piece used for detachably connecting the bearing plate with the vehicle body is arranged between the bearing plate and the vehicle body, the lifting assembly is fixed on the bearing plate, the lifting assembly comprises a bucket, a large arm, a small arm, a hydraulic cylinder, a stand column and a base, the base is fixed on the bearing plate, the stand column is fixed on the base, one end of the large arm is rotationally connected with the stand column, the other end of the large arm is rotationally connected with the outer wall of the bucket, one end of the small arm is rotationally connected with the stand column, the other end of the small arm is rotationally connected with the outer wall of the bucket, the rotating shaft of the large arm and the small arm are horizontally arranged on the same side wall, the bottom end of the hydraulic cylinder is hinged with the base, the piston end of the hydraulic cylinder is hinged with the large arm, the small arm comprises a telescopic section and a fixing section, and the telescopic section is located near the bucket. Through adopting above-mentioned technical scheme, set up loading board and integrated lifting subassembly on the tractor automobile body, the lifting subassembly adopts big arm, forearm cooperation pneumatic cylinder driven four-bar linkage to be equipped with the scraper bowl, make the tractor possess the jack-up and the handling capacity of similar miniexcavator or loader when keeping core traction function. The structure is firm, can output larger lifting force, can be used for hoisting and carrying luggage containers, bulk heavy goods or equipment of an airport, effectively solves the problem of single function of the traditional tractor, and remarkably improves the multifunction and the comprehensive efficiency of airport ground service work. Optionally, the telescopic section comprises an inner pipe and an outer pipe, one end of the outer pipe is fixed with one end of the fixed section, one end of the inner pipe is inserted into the outer pipe in a sliding way, the other end of the inner pipe is rotationally connected with the outer wall of the bucket, an electric cylinder is fixed on the outer wall of the outer pipe, the piston end of the electric cylinder is fixedly connected with the outer wall of the inner pipe, and the movement direction of th