CN216331277U

CN216331277U - Mining dump truck

Info

Publication number: CN216331277U
Application number: CN202123348323.4U
Authority: CN
Inventors: 马良; 刘儒霖; 钟良超; 聂涛; 胡远丰
Original assignee: Zoomlion Heavy Industry Science and Technology Co Ltd
Current assignee: Zoomlion Heavy Industry Science and Technology Co Ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-04-19
Anticipated expiration: 2031-12-28

Abstract

The utility model provides a mining dump truck which comprises a frame, a front axle, a first mounting seat, a second mounting seat and a thrust rod, wherein the front axle is arranged across the frame, the first mounting seat is fixed on the frame, the second mounting seat is fixed on the front axle, one end of the thrust rod is connected to the first mounting seat through a ball pin, and the other end of the thrust rod is connected to the second mounting seat through a straight pin. The mining dump truck has the advantages of convenient maintenance, maintenance cost saving and strong durability.

Description

Mining dump truck

Technical Field

The utility model relates to the technical field of mining equipment, in particular to a mining dump truck.

Background

One end of a traditional front axle thrust rod is connected with a plate spring support, the other end of the traditional front axle thrust rod is connected with a thrust rod support on an axle, the connection forms of the traditional front axle thrust rod and the traditional front axle thrust rod are consistent, a ball pin penetrates through the thrust rod, then an M20 bolt is adopted to fix the traditional front axle thrust rod and the conventional front axle thrust rod on the two supports, and when a vehicle moves, the thrust rod can rotate around the ball pin; however, the ball pin is difficult to machine, poor in interchangeability and easier to damage compared with a straight pin, the adoption of ball pin connection is not beneficial to cost control of the whole vehicle, the M20 bolt requires large screwing force and is not easy to screw, the working condition of a mining area is severe, the phenomena of looseness and the like are easy to occur, the safety of the whole vehicle is reduced, in addition, the verticality requirement of a threaded hole of the M20 bolt is high, and if the machining error is large, thread slipping is easy to cause, and the maintenance cost of the vehicle is increased.

SUMMERY OF THE UTILITY MODEL

In view of the above, the mining dump truck is convenient to maintain, saves maintenance cost and is high in durability.

The utility model provides a mining dump truck, includes frame, front axle, first mount pad, second mount pad and distance rod, and the front axle stretches over the frame setting, and first mount pad is fixed on the frame, and the second mount pad is fixed on the front axle, and the one end of distance rod passes through ball pin joint in first mount pad, and the other end of distance rod passes through straight pin joint in second mount pad.

In the utility model, a bearing is arranged at one end part of the thrust rod, the bearing is provided with a first shaft hole, the second mounting seat is provided with a second shaft hole, and the straight pin penetrates through the first shaft hole and the second shaft hole to fixedly connect the bearing and the second mounting seat.

In the utility model, one end of the straight pin is fixedly connected with a pressure plate, and the pressure plate is fixedly connected to the second mounting seat through a bolt.

In the utility model, the pressure plate comprises a fixing part and a mounting part, the mounting part is fixedly connected with the fixing part, the fixing part is provided with a welding hole, and the end part of the straight pin is fixedly connected in the welding hole.

In the utility model, the second mounting seat is provided with a first fixing hole, the mounting part is provided with a second fixing hole, and the bolt is matched with the first fixing hole and the second fixing hole to fix the pressing plate on the second mounting seat.

In the present invention, the first fixing hole and the second fixing hole are light holes.

In the utility model, the two ends of the ball pin are respectively provided with a first screw hole, the first mounting seat is provided with a second screw hole, and the first screw hole and the second screw hole are fixedly connected through a bolt.

In the utility model, the other end of the thrust rod is provided with a ball hole, the ball pin also comprises a spherical part, the spherical part is arranged in the middle of the ball pin, and the spherical part is arranged in the ball hole.

In the utility model, the second mounting seat comprises a first fixing plate, a second fixing plate and a bottom plate, the bottom plate is fixedly connected to the front axle, the first fixing plate and the second fixing plate are fixedly connected to the bottom plate, the first fixing plate and the second fixing plate are arranged oppositely, and the bearing of the thrust rod is positioned between the first fixing plate and the second fixing plate.

In the utility model, the front axle comprises a top surface and a bottom surface, the top surface and the bottom surface are arranged oppositely, the top surface is arranged close to the cargo compartment, the bottom surface is arranged close to the ground, and the second mounting seat is arranged on the top surface.

According to the mining dump truck, the thrust rod is connected with the front axle through the straight pin, the straight pin is low in processing difficulty and high in interchangeability, and is more durable than the ball pin, so that the cost is saved, the mounting and maintenance are convenient and fast, and the safety and stability of the whole truck of the mining dump truck are improved.

Drawings

Fig. 1 is a schematic diagram of a partial top view structure of a mining dump truck according to the present invention.

Fig. 2 is a schematic structural view of the straight pin of the present invention.

Fig. 3 is a schematic structural view of the front axle of the present invention.

Fig. 4 is a schematic structural view of the front axle of the present invention engaged with a thrust rod.

Fig. 5 is a schematic structural view of the thrust rod of the present invention.

Fig. 6 is a front view schematically showing the front axle of the present invention.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In order to facilitate understanding of those skilled in the art, the present application provides a specific implementation process of the technical solution provided by the present application through the following embodiments.

Fig. 1 is a schematic partial top view structure of a mining dump truck according to the present invention, fig. 2 is a schematic structural view of a straight pin according to the present invention, fig. 3 is a schematic structural view of a front axle according to the present invention, fig. 4 is a schematic structural view of a front axle according to the present invention in cooperation with a thrust rod, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the mining dump truck includes a frame 11, a front axle 12, a first mounting seat 131, a second mounting seat 132 and a thrust rod 14, the front axle 12 is disposed across the frame 11, the first mounting seat 131 is fixed on the frame 11, the second mounting seat 132 is fixed on the front axle 12, one end of the thrust rod 14 is connected to the first mounting seat 131 through a ball pin 151, and the other end of the thrust rod 14 is connected to the second mounting seat 132 through a straight pin 152. In this embodiment, the frame 11 is disposed along the length direction of the vehicle body, the front axle 12 is disposed along the width direction of the vehicle body, the first mounting seat 131 is fixedly connected to the frame 11 by bolts, the second mounting seat 132 is fixedly connected to the front axle 12 by welding, and the thrust rods 14 are fixedly connected to both ends of the front axle 12.

According to the mining dump truck, the thrust rod 14 is connected with the front axle 12 through the straight pin 152, the straight pin 152 is low in processing difficulty and high in interchangeability, and is more durable than the ball pin 151, so that the cost is saved, the mounting and maintenance are convenient and fast, and the safety and stability of the whole truck of the mining dump truck are improved.

Fig. 5 is a schematic structural diagram of the thrust rod of the present invention, and as shown in fig. 5, one end of the thrust rod 14 is provided with a bearing 141, the bearing 141 is provided with a first shaft hole, the second mounting seat 132 is provided with a second shaft hole, and a straight pin 152 penetrates through the first shaft hole and the second shaft hole to fixedly connect the bearing 141 and the second mounting seat 132. In the present embodiment, the bearing 141 is a cylindrical hollow structure, and the bearing 141 is disposed in a direction perpendicular to the length direction of the thrust rod 14.

As shown in fig. 2 and 5, a pressing plate 153 is fixedly connected to one end of the straight pin 152, and the pressing plate 153 is fixedly connected to the second mounting base 132 by bolts. In this embodiment, the straight pin 152 is connected by a pin shaft with a diameter of 40mmx210mm, so that the replacement is convenient.

Further, the pressing plate 153 includes a fixing portion 1531 and a mounting portion 1532, the mounting portion 1532 is fixedly connected to the fixing portion 1531, the fixing portion 1531 is provided with a welding hole 101, and an end of the straight pin 152 is fixedly connected to the welding hole 101. In this embodiment, the fixing portion 1531 is, for example, circular or rectangular, the welding hole 101 is a circular hole, and is further adapted to the end of the straight pin 152, and the end of the straight pin 152 is fixedly connected in the welding hole 101 by welding, so as to increase the welding area between the straight pin 152 and the pressing plate 153 and increase the structural stability.

As shown in fig. 2 and 3, the second mounting seat 132 is provided with a first fixing hole, the mounting portion 1532 is provided with a second fixing hole, and the bolt is engaged with the first fixing hole and the second fixing hole to fix the pressing plate 153 on the second mounting seat 132. In the present embodiment, the mounting portion 1532 has a rectangular plate-like structure, and the bolt is a small bolt of M12, for example, which reduces the manufacturing cost.

As shown in fig. 1 to 5, the first fixing hole and the second fixing hole are light holes. In this embodiment, the threaded hole in the prior art is replaced with the unthreaded hole, the threaded hole refers to a hole with a hole wall in a threaded shape, the required vertical requirement of the threaded hole is high, a thread slip is easily caused when a machining error is large, and the hole wall of the unthreaded hole is not in a threaded shape, so that the machining requirement of the unthreaded hole is low, the pressing plate 153 can be fixed on the second mounting seat 132 only by matching a bolt and a nut, the thread slip phenomenon is not easy to occur, and the maintenance cost of the mining dump truck is reduced.

Further, both ends of the ball pin 151 are provided with first screw holes 102, the first mounting seat 131 is provided with second screw holes, and the first screw holes 102 and the second screw holes are fixedly connected through bolts.

Further, the other end portion of the thrust rod 14 is provided with a ball hole, the ball pin 151 further includes a spherical portion 151a, the spherical portion 151a is provided at a middle portion of the ball pin 151, the spherical portion 151a is installed in the ball hole, and the spherical portion 151a is rotatable in the ball hole.

Further, the second mounting seat 132 includes a first fixing plate 1321, a second fixing plate 1322 and a bottom plate 1323, the bottom plate 1323 is fixedly connected to the front axle 12, the first fixing plate 1321 and the second fixing plate 1322 are fixedly connected to the bottom plate 1323, the first fixing plate 1321 is disposed opposite to the second fixing plate 1322, and the bearing 141 of the thrust rod 14 is located between the first fixing plate 1321 and the second fixing plate 1322. In this embodiment, the second mounting seat 132 further includes a reinforcing plate 1324, and the reinforcing plate 1324 is fixedly connected between the first fixing plate 1321 and the second fixing plate 1322 for reinforcing the structure of the second mounting seat 132.

Fig. 6 is a front view schematically illustrating the front axle 12 of the present invention, and as shown in fig. 6, the front axle 12 includes a top surface 121 and a bottom surface 122, the top surface 121 is disposed opposite to the bottom surface 122, the top surface 121 is disposed near the cargo compartment, the bottom surface 122 is disposed near the ground, and the second mounting seat 132 is disposed on the top surface 121. In this embodiment, mining dump truck usually runs in the mining area, and the mining area environment is abominable, and it is inconvenient to maintain, can make easy maintenance with the setting of second mount pad 132 at the top surface 121 of axle, and mining area work daytime usually in addition, carries out the point inspection to mining dump truck evening, and the top surface 121 space of axle is broad, is difficult for causing the hourglass to examine, reduces driving risk.

The present invention is not limited to the specific details of the above-described embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. The various features described in the foregoing detailed description may be combined in any suitable manner without departing from the scope of the utility model. The utility model is not described in detail in order to avoid unnecessary repetition.

Claims

1. The mining dump truck is characterized by comprising a frame (11), a front axle (12), a first mounting seat (131), a second mounting seat (132) and a thrust rod (14), wherein the front axle (12) stretches across the frame (11), the first mounting seat (131) is fixed on the frame (11), the second mounting seat (132) is fixed on the front axle (12), one end of the thrust rod (14) is connected to the first mounting seat (131) through a ball pin (151), and the other end of the thrust rod (14) is connected to the second mounting seat (132) through a straight pin (152).

2. The mining dump truck as defined in claim 1, wherein a bearing (141) is provided at one end of the thrust rod (14), the bearing (141) is provided with a first shaft hole, the second mounting seat (132) is provided with a second shaft hole, and the straight pin (152) passes through the first shaft hole and the second shaft hole to fixedly connect the bearing (141) and the second mounting seat (132).

3. The mining dump truck according to claim 2, characterized in that a pressure plate (153) is fixedly connected to one end of the straight pin (152), and the pressure plate (153) is fixedly connected to the second mounting seat (132).

4. The mining dump truck as defined in claim 3, wherein the pressure plate (153) comprises a fixing portion (1531) and a mounting portion (1532), the mounting portion (1532) is fixedly connected to the fixing portion (1531), the fixing portion (1531) is provided with a welding hole (101), and an end portion of the straight pin (152) is fixedly connected in the welding hole (101).

5. The mining dump truck as defined in claim 4, wherein a first fixing hole is formed in the second mounting seat (132), a second fixing hole is formed in the mounting portion (1532), and the first fixing hole and the second fixing hole are matched with a bolt to fix the pressure plate (153) on the second mounting seat (132).

6. The mining dump truck of claim 5, wherein the first fixing hole and the second fixing hole are unthreaded holes.

7. The mining dump truck according to claim 2, wherein both ends of the ball pin (151) are provided with first screw holes (102), the first mounting seat (131) is provided with second screw holes, and the first screw holes (102) and the second screw holes are fixedly connected through bolts.

8. The mining dump truck according to claim 7, wherein the other end of the thrust rod (14) is provided with a ball hole, the ball pin (151) further comprises a spherical portion (151a), the spherical portion (151a) is provided at a middle portion of the ball pin (151), and the spherical portion (151a) is installed in the ball hole.

9. The mining dump truck according to claim 2, wherein the second mounting seat (132) comprises a first fixing plate (1321), a second fixing plate (1322) and a bottom plate (1323), the bottom plate (1323) is fixedly connected to the front axle (12), the first fixing plate (1321) and the second fixing plate (1322) are fixedly connected to the bottom plate (1323), the first fixing plate (1321) and the second fixing plate (1322) are oppositely arranged, and the bearing (141) of the thrust rod (14) is located between the first fixing plate (1321) and the second fixing plate (1322).

10. The mining dump truck according to any one of claims 1 to 9, characterized in that the front axle (12) comprises a top surface (121) and a bottom surface (122), the top surface (121) being arranged opposite to the bottom surface (122), the top surface (121) being arranged adjacent to a cargo compartment, the bottom surface (122) being arranged adjacent to a ground surface, the second mounting seat (132) being arranged at the top surface (121).