CN216684205U

CN216684205U - Self-discharging vehicle

Info

Publication number: CN216684205U
Application number: CN202220163776.5U
Authority: CN
Inventors: 屈亚堃
Original assignee: Sany Heavy Equipment Co Ltd
Current assignee: Sany Heavy Equipment Co Ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-06-07
Anticipated expiration: 2032-01-21

Abstract

An embodiment of the present invention provides a dump truck, including: a frame; the tires are rotatably arranged on the frame, and the edges of the tires far away from the frame form a plane; at least one battery box, at least one side or the bottom of frame are located to the battery box, and the distance of battery box and plane is 550mm to 800 mm. According to the technical scheme, the distance between the battery box and the plane formed by the edges, far away from the frame, of the tires is set to be 550-800 mm, so that the ground clearance of the battery box can be increased on the premise that the vehicle is not too high, the wading capacity and the passing ability of the vehicle are improved, the possibility of collision between the battery box and the ground is reduced, the layout of the vehicle can be optimized, and the overall layout of the vehicle is more reasonable.

Description

Self-discharging vehicle

Technical Field

The embodiment of the utility model relates to the technical field of dumper trucks, in particular to a dumper truck.

Background

In the dump truck in the related art, the ground clearance of the battery box is small, so that the passing performance of the vehicle is poor, and the battery box is easy to collide with the ground.

SUMMERY OF THE UTILITY MODEL

In order to solve or improve at least one of the above technical problems, an object of an embodiment of the present invention is to provide a dump truck.

To achieve the above object, an embodiment of the present invention provides a dump truck, including: a frame; the tires are rotatably arranged on the frame, and the edges of the tires far away from the frame form a plane; at least one battery box, at least one side or the bottom of frame are located to the battery box, and the battery box is 550mm to 800mm with planar distance.

According to the embodiment of the dump truck provided by the utility model, the distance between the battery box and the plane formed by the edges of the tires far away from the frame is set to be 550-800 mm, so that the ground clearance of the battery box can be increased on the premise that the vehicle is not too high, the wading capacity and the trafficability of the vehicle are improved, the possibility of collision between the battery box and the ground is reduced, the layout of the vehicle can be optimized, and the overall layout of the vehicle is more reasonable.

Specifically, the dump truck includes a frame, tires, and a battery box. Wherein the frame acts as a mounting carrier for the tires, battery box and other components. The tire is rotatably mounted to the frame, i.e., the tire is capable of rotating relative to the frame. The number of tires is plural. The dump truck also usually comprises a drive axle, wherein the tires are positioned at the end part of the drive axle, and at least one tire is arranged at the end part of the drive axle.

Furthermore, the number of the battery boxes is at least one, namely, the number of the battery boxes can be one, two or more, and the battery boxes are flexibly arranged according to actual requirements in consideration of the size of occupied space, the spatial layout of the dump truck, cost and other factors. The battery box is arranged on at least one side or the bottom of the frame. In other words, the battery box can be arranged at the bottom of the vehicle frame and can also be arranged at the side of the vehicle frame. When the number of the battery boxes is multiple, the multiple battery boxes can be all located on the same side of the frame, or one part of the battery boxes is located on one side of the frame, and the other part of the battery boxes is located on the other side of the frame.

Further, the edges of the plurality of tires, which are far away from the frame, form a plane, and the distance between the battery box and the plane is 550mm to 800 mm. The distance between the planes formed by the edges of the battery box and the tires far away from the frame is larger than or equal to 550mm and smaller than or equal to 800mm, the ground clearance of the battery box can be increased on the premise of not influencing the height of the dump truck, the wading capacity and the passing capacity of the vehicle are improved, the possibility of collision between the battery box and the ground is reduced, the layout of the vehicle can be optimized, and the overall layout of the vehicle is more reasonable.

In addition, the technical scheme provided by the utility model can also have the following additional technical characteristics:

in the technical scheme, the distance between the battery box and the plane is 650 mm.

In this technical scheme, set up to 650mm through the distance with battery box and plane, compare in traditional structure, can not influence the self height of tipper promptly, can increase the ground clearance of battery box again, and the ground clearance of battery box has promoted 30%, is favorable to improving the ability of wading of vehicle and trafficability characteristic.

In the above technical solution, the section width of the tire is 15 inches to 18 inches.

In the technical scheme, the section width of the tire is set to be 15 inches to 18 inches, so that the climbing capability and the escaping capability of the vehicle are improved compared with the conventional tire with the section width of 14 inches, the market demand of rainy and muddy road conditions is met, and the passing performance of the vehicle can be further improved.

It is worth noting that the section width of the tire is the width between two sidewalls. 1 inch is 25.4 mm.

In the above solution, the section width of the tire is 16 inches.

In this technical scheme, set up to 16 inches through the section width with the tire, compare in conventional tire, the rolling radius increase, the frame of tipper and the ground clearance of battery box increase, and trafficability characteristic is better, and is favorable to improving the road surface adhesion coefficient of tire, and the ability reinforcing of getting rid of poverty can effectively deal with muddy road conditions, is fit for the market in tropical rainy area more.

In the above technical solution, the method further comprises: the cab body is arranged on the frame and is positioned on the right side of the driving direction of the frame.

In the technical scheme, the dump truck further comprises a cab body. Specifically, the frame is located to the driver's cabin body, and the driver's cabin body is located the right side of the traffic direction of frame, accords with the basic requirement that the right rudder was driven, satisfies the market demand in international right rudder driving area, country. Further, the cab body is provided with a cab. The dumper also comprises a cab platform, the cab platform is arranged outside the cab, and the cab platform is positioned on the left side of the running direction. In other words, the cab platform is located on the left side of the cab body in the direction of travel. The cab platform is used for placing a battery cooling unit and an automatic lubricating pump. Specifically, the battery cooling unit is installed on the cab platform through a support and is connected with the battery box through a pipeline, and the battery cooling unit is used for cooling the battery. The rated power of the battery cooling unit is 10kW, compared with the traditional battery cooling unit with the rated power of 6kW, the cooling capacity is improved by 61.25%, and the battery cooling unit can adapt to the maximum environment temperature of 65 ℃. Further, an automatic lubrication pump is mounted on the bracket for use in an automatic lubrication system. The automatic lubricating pump automatically injects grease to the whole vehicle lubricating point to replace manual maintenance lubrication. In addition, a single refrigeration air conditioner is further arranged in the cockpit, an air conditioner heating module is removed, the refrigeration capacity of the air conditioner is improved, and the air conditioner is more suitable for market demands of tropical regions.

In the above technical solution, the method further comprises: the suspension support is arranged on the frame, and the cab body is connected with the frame through the suspension support.

In the technical scheme, the dumper further comprises a suspension bracket. Specifically, the suspension bracket is arranged on the frame, and the cab body is connected with the frame through the suspension bracket. The suspension bracket is used for supporting the cab body. The suspension support adopts a spring type damping structure to slow down bumping impact of a vehicle in the driving process and improve the comfort of drivers and passengers.

It is worth mentioning that the number of suspension brackets is at least one, i.e. the suspension brackets may be one, two or more. In addition, the suspension bracket can be arranged on two sides of the frame; or the suspension bracket is arranged on the frame and positioned behind the cab body.

In the above technical solution, further comprising: the front axle assembly is arranged on the frame; the middle axle assembly is arranged on the frame; the rear axle assembly is arranged on the frame.

In the technical scheme, the dump truck further comprises a front axle assembly, a middle axle assembly and a rear axle assembly. Specifically, the frame is all located to front axle subassembly, middle axle subassembly and rear axle subassembly. Through setting up three transaxles, be favorable to increasing drive power, improve the trafficability characteristic of tipper. The tires are mounted on the left and right ends of the drive axle through wheel bolts and nuts. The tire is located the tip of transaxle, and the tip of transaxle is equipped with at least one tire.

In the technical scheme, the rated load of the front axle assembly is 25 tons; and/or a load rating of 35 tons for the mid-axle assembly; and/or the rear axle assembly has a load rating of 35 tons.

In the technical scheme, the rated load of the front axle assembly is set to 25 tons, so that the rated load of the front axle assembly is increased, and the load capacity and the stability of the whole vehicle are favorably improved. Furthermore, the rated load of the middle axle assembly is 35 tons, the rated load of the middle axle assembly is increased, and the load capacity and the stability of the whole vehicle are improved. Furthermore, the rated load of the rear axle assembly is 35 tons, so that the rated load of the rear axle assembly is increased, and the load capacity and the stability of the whole vehicle are improved.

In the above technical solution, the front axle assembly includes: a front axle body; one end of the first connecting rod is hinged with the front axle body, and the other end of the first connecting rod is hinged with the frame; and/or a mid-bridge assembly comprising: a middle bridge body; one end of the second connecting rod is hinged with the middle axle body, and the other end of the second connecting rod is hinged with the frame; and/or the rear axle assembly comprises: a rear axle body; and one end of the third connecting rod is hinged with the rear axle body, and the other end of the third connecting rod is hinged with the frame.

In this technical scheme, the front axle subassembly includes front axle body and first connecting rod. Specifically, one end of a first connecting rod is hinged with the front axle body, and the other end of the first connecting rod is hinged with the frame. In other words, the front axle body is connected with the frame through the first connecting rod. It is worth mentioning that the number of the first connecting rods is at least one, i.e. the first connecting rods may be one, two or more. Preferably, the number of the first connecting rods is five, wherein four of the first connecting rods are longitudinal connecting rods, and the other first connecting rod is a transverse connecting rod.

Further, the middle bridge assembly comprises a middle bridge body and a second connecting rod. Specifically, one end of the second connecting rod is hinged with the middle axle body, and the other end of the second connecting rod is hinged with the frame. In other words, the middle axle body is connected with the frame through the second connecting rod. It is worth mentioning that the number of the second connecting rods is at least one, i.e. the second connecting rods may be one, two or more. Preferably, the number of the second connecting rods is five, wherein four of the second connecting rods are longitudinal connecting rods, and the other second connecting rod is a transverse connecting rod.

Further, the rear axle assembly includes a rear axle body and a third connecting rod. Specifically, one end of the third connecting rod is hinged with the rear axle body, and the other end of the third connecting rod is hinged with the frame. In other words, the rear axle body is connected with the frame through the third connecting rod. It is worth mentioning that the number of the third connecting rods is at least one, i.e. the third connecting rods may be one, two or more. Preferably, the number of the third connecting rods is five, wherein four of the third connecting rods are longitudinal connecting rods and the other third connecting rod is a transverse connecting rod.

In the technical scheme, the tire is provided with anti-skid lines.

In this technical scheme, through set up anti-skidding line on the tire, be favorable to increasing road surface adhesion coefficient, the ability of getting rid of poverty is stronger, can effectively deal with muddy road conditions, is fit for tropical rainy area market more. It is noted that the anti-slip pattern is an E4 pattern, but other patterns are possible.

Additional aspects and advantages of embodiments of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 shows a first schematic view of a dump truck according to an embodiment of the utility model;

fig. 2 shows a second schematic view of a dump truck according to an embodiment of the utility model;

fig. 3 shows a first schematic view of a cab body according to an embodiment of the utility model;

FIG. 4 shows a second schematic view of a cab body according to an embodiment of the utility model;

FIG. 5 shows a schematic diagram of a battery cooling pack and an automatic lubrication pump according to an embodiment of the present invention;

FIG. 6 illustrates a schematic view of a front axle assembly, a middle axle assembly, and a rear axle assembly in accordance with one embodiment of the present invention;

figure 7 shows a schematic view of a vehicle frame according to an embodiment of the utility model.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 7 is:

100: a dump truck; 110: a frame; 120: a tire; 130: a battery box; 141: a cab body; 142: a cockpit; 143: a cab platform; 144: a battery cooling unit; 145: an automatic lubrication pump; 146: a cargo box; 150: a suspension bracket; 160: a front axle assembly; 161: a front axle body; 162: a first connecting rod; 170: a mid-bridge assembly; 171: a middle bridge body; 172: a second connecting rod; 180: a rear axle assembly; 181: a rear axle body; 182: and a third connecting rod.

Detailed Description

In order that the above objects, features and advantages of the embodiments of the present invention can be more clearly understood, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, embodiments of the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.

A dump truck 100 provided according to some embodiments of the utility model is described below with reference to fig. 1 to 7.

Example one

As shown in fig. 1, 2 and 7, a dump truck 100 according to an embodiment of the present invention includes a frame 110, tires 120, and a battery box 130. Wherein frame 110 acts as a mounting carrier for tires 120, battery box 130, and other components. The tire 120 is rotatably mounted to the frame 110, i.e., the tire 120 is capable of rotating relative to the frame 110. The number of tires 120 is plural. The dump truck 100 also typically includes a drive axle with tires 120 located at the ends of the drive axle and at least one tire 120 located at the end of the drive axle.

Further, the number of the battery boxes 130 is at least one, that is, the battery boxes 130 may be one, two or more, and the battery boxes 130 are flexibly arranged according to actual requirements in consideration of the size of the occupied space, the spatial layout of the dump truck 100, the cost and other factors. The battery box 130 is provided at least one side or bottom of the frame 110. In other words, the battery box 130 may be disposed at the bottom of the frame 110, and may also be disposed at the side of the frame 110. When the number of the battery boxes 130 is plural, the plural battery boxes 130 may be all located on the same side of the frame 110, or a part of the plural battery boxes may be located on one side of the frame 110, and another part of the plural battery boxes may be located on the other side of the frame 110.

Further, the edges of the plurality of tires 120 away from the frame 110 form a plane, and the distance from the battery box 130 to the plane is 550mm to 800 mm. It can be understood that, the distance between the battery box 130 and the plane formed by the edges of the tires 120 far away from the frame 110 is greater than or equal to 550mm and less than or equal to 800mm, and the ground clearance of the battery box 130 can be increased on the premise of not influencing the height of the dump truck 100, so that the wading capacity and the passing ability of the vehicle can be improved, the possibility of collision between the battery box 130 and the ground can be reduced, the layout of the vehicle can be optimized, and the overall layout of the vehicle is more reasonable.

In another embodiment, the distance between the battery box 130 and the plane is preferably 650mm, and compared with the conventional structure, the ground clearance of the battery box 130 can be increased without affecting the self height of the dump truck 100, and the ground clearance of the battery box 130 is increased by 30%, which is beneficial to improving the wading capability and the trafficability of the vehicle.

In another embodiment, the tire 120 is provided with skid resistant threads. Through set up anti-skidding line on tire 120, be favorable to increasing road surface adhesion coefficient, the ability of getting rid of poverty is stronger, can effectively deal with muddy road conditions, is fit for tropical rainy area market more. It is noted that the anti-slip pattern is an E4 pattern, but other patterns are possible.

Example two

The section width of the tire 120 is 15 inches to 18 inches, which is beneficial to improving the climbing ability and the escaping ability of the vehicle compared with the conventional tire 120 with a section width of 14 inches, so as to meet the market demand of rainy and muddy road conditions, and further improve the passing ability of the vehicle.

It is noted that the section width of the tire 120 is the width between two sidewalls. 1 inch is 25.4 mm.

In another embodiment, the section width of the tire 120 is preferably 16 inches, compared with the conventional tire 120, the rolling radius is increased, the ground clearance of the frame 110 and the battery box 130 of the dump truck 100 is increased, the trafficability is better, the road surface adhesion coefficient of the tire 120 is improved, the escaping capability is enhanced, the muddy road condition can be effectively dealt with, and the tire is more suitable for the market in tropical and rainy areas.

EXAMPLE III

As shown in fig. 1, 2, 3, and 4, the dump truck 100 further includes a cab body 141. Specifically, the cab body 141 is disposed on the frame 110, and the cab body 141 is located on the right side of the traveling direction of the frame 110, so as to meet the basic requirements of right rudder driving, and meet the market requirements of international right rudder driving regions and countries. Further, the cab body 141 is provided with a cab 142. The dump truck 100 further includes a cab platform 143, the cab platform 143 is disposed outside the cab 142, and the cab platform 143 is located on the left side in the traveling direction. In other words, the cab platform 143 is located on the left side of the cab body 141 in the traveling direction. As shown in fig. 5, the cab platform 143 houses a battery cooling pack 144 and an automatic lubrication pump 145. Specifically, the battery cooling unit 144 is mounted on the cab platform 143 by a bracket and is connected to the battery box 130 by a pipe, and the battery cooling unit 144 is used to cool the battery. The rated power of the battery cooling unit 144 is 10kW, compared with the traditional battery cooling unit 144 with the rated power of 6kW, the cooling capacity is improved by 61.25%, and the maximum environment temperature can be adapted to 65 ℃. Further, an automatic lubrication pump 145 is mounted on the bracket for an automatic lubrication system. The automatic lubrication pump 145 automatically injects grease to the whole vehicle lubrication points to replace manual maintenance lubrication. In addition, a single refrigeration air conditioner is further arranged in the cockpit 142, an air conditioner heating module is removed, the refrigeration capacity of the air conditioner is improved, and the air conditioner is more suitable for market demands of tropical regions.

Further, as shown in fig. 1 and 2, the dump truck 100 also includes a cargo box 146. The cargo box 146 is provided to the frame 110, and the cargo box 146 is located rearward of the cab body 141.

Further, as shown in fig. 4, the dump truck 100 further includes a suspension bracket 150. Specifically, a suspension bracket 150 is provided to the frame 110, and the cab body 141 is connected to the frame 110 through the suspension bracket 150. The suspension bracket 150 serves to support the cab body 141. The suspension bracket 150 adopts a spring type shock absorption structure to slow down the bumping impact of the vehicle in the driving process and improve the comfort of drivers and passengers.

It is noted that the number of suspension brackets 150 is at least one, i.e., the number of suspension brackets 150 may be one, two, or more. In addition, the suspension bracket 150 may be provided at both sides of the frame 110; alternatively, suspension bracket 150 is provided on frame 110 and located behind cab body 141.

Example four

As shown in fig. 1 and 6, the dump truck 100 further includes a front axle assembly 160, a middle axle assembly 170, and a rear axle assembly 180. Specifically, front axle assembly 160, middle axle assembly 170, and rear axle assembly 180 are provided to frame 110. By arranging the three drive axles, the driving force can be increased, and the passing performance of the dump truck 100 can be improved. The tire 120 is mounted on the left and right ends of the transaxle by wheel bolts and nuts. The tire 120 is located at the end of the drive axle and the end of the drive axle is provided with at least one tire 120.

In another embodiment, the rated load of the front axle assembly 160 is 25 tons, which increases the rated load of the front axle assembly 160 and is beneficial to improving the load-carrying capacity and stability of the whole vehicle.

In another embodiment, the rated load of the middle axle assembly 170 is 35 tons, which increases the rated load of the middle axle assembly 170 and is beneficial to improving the load-carrying capacity and stability of the whole vehicle.

In another embodiment, the rated load of the rear axle assembly 180 is 35 tons, which increases the rated load of the rear axle assembly 180 and is beneficial to improving the load-carrying capacity and stability of the whole vehicle.

EXAMPLE five

As shown in fig. 6, front axle assembly 160 includes a front axle body 161 and a first connecting rod 162. Specifically, one end of first connecting rod 162 is hinged to front axle body 161, and the other end of first connecting rod 162 is hinged to frame 110. In other words, front axle body 161 and frame 110 are connected by first connecting rod 162. It is worth mentioning that the number of the first connecting rods 162 is at least one, i.e. the number of the first connecting rods 162 may be one, two or more. Preferably, the number of first connecting rods 162 is five, wherein four first connecting rods 162 are longitudinal connecting rods, and the other first connecting rods 162 are transverse connecting rods.

In another embodiment, the midbridge assembly 170 includes a midbridge body 171 and a second connecting rod 172. Specifically, one end of the second connecting rod 172 is hinged to the center axle body 171, and the other end of the second connecting rod 172 is hinged to the frame 110. In other words, the intermediate axle body 171 is connected to the frame 110 by the second connecting rod 172. It is worth mentioning that the number of the second connecting rods 172 is at least one, i.e. the second connecting rods 172 may be one, two or more. Preferably, the number of the second connecting links 172 is five, wherein four of the second connecting links 172 are longitudinal links, and the other second connecting links 172 are transverse links.

In another embodiment, the rear axle assembly 180 includes a rear axle body 181 and a third connecting rod 182. Specifically, one end of the third connecting rod 182 is hinged to the rear axle body 181, and the other end of the third connecting rod 182 is hinged to the frame 110. In other words, the rear axle body 181 is connected to the frame 110 via the third connecting link 182. It is noted that the number of the third connecting rods 182 is at least one, i.e., the third connecting rods 182 may be one, two or more. Preferably, the number of the third connecting links 182 is five, wherein four of the third connecting links 182 are longitudinal links and the other third connecting link 182 is a transverse link.

According to the embodiment of the dump truck, the distance between the battery box and the plane formed by the edges of the tires far away from the frame is set to be 550-800 mm, so that the ground clearance of the battery box can be increased on the premise that the vehicle is not too high, the wading capacity and the trafficability of the vehicle can be improved, the possibility of collision between the battery box and the ground is reduced, the layout of the vehicle can be optimized, and the overall layout of the vehicle is more reasonable.

In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present specification, the description of "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dump truck (100), comprising:

a frame (110);

a plurality of tires (120) rotatably disposed on the frame (110), wherein edges of the plurality of tires (120) away from the frame (110) form a plane;

at least one battery box (130), battery box (130) are located at least one side or the bottom of frame (110), battery box (130) and the planar distance of plane is 550mm to 800 mm.

2. The dump truck (100) according to claim 1, wherein the distance of the battery box (130) from the plane is 650 mm.

3. The dump truck (100) of claim 1, wherein the tire (120) has a cross-sectional width of 15 to 18 inches.

4. The dump truck (100) of claim 3, wherein the tire (120) has a cross-sectional width of 16 inches.

5. The dump truck (100) according to any one of claims 1 to 4, further comprising:

and a cab body (141) provided to the vehicle frame (110), wherein the cab body (141) is located on the right side in the traveling direction of the vehicle frame (110).

6. The dump truck (100) of claim 5, further comprising:

the suspension support (150) is arranged on the frame (110), and the cab body (141) is connected with the frame (110) through the suspension support (150).

7. The dump truck (100) according to any one of claims 1 to 4, further comprising:

a front axle assembly (160) provided to the frame (110);

a mid-axle assembly (170) disposed on the frame (110);

and the rear axle assembly (180) is arranged on the frame (110).

8. The dump truck (100) of claim 7, wherein the front axle assembly (160) has a load rating of 25 tons; and/or

The load rating of the mid-axle assembly (170) is 35 tons; and/or

The rear axle assembly (180) has a load rating of 35 tons.

9. The dump truck (100) of claim 7, wherein the front axle assembly (160) comprises:

a front axle body (161);

at least one first connecting rod (162), wherein one end of the first connecting rod (162) is hinged with the front axle body (161), and the other end of the first connecting rod (162) is hinged with the frame (110); and/or

The mid-bridge assembly (170) includes:

a mid-bridge body (171);

at least one second connecting rod (172), wherein one end of the second connecting rod (172) is hinged with the middle axle body (171), and the other end of the second connecting rod (172) is hinged with the frame (110); and/or

The rear axle assembly (180) includes:

a rear axle body (181);

and one end of the third connecting rod (182) is hinged with the rear axle body (181), and the other end of the third connecting rod (182) is hinged with the frame (110).

10. The dump truck (100) according to any one of claims 1 to 4, wherein the tire (120) is provided with anti-skid threads.