6*4 mining dump truck chassis
By adopting a short-wheelbase design, vertical exhaust after-treatment module and other optimization modules on the chassis of the mining dump truck, poor adaptability and dust problems under mine conditions are solved, and the passing and safety of the entire vehicle are improved. Reduced failure rate.
Patent Information
- Application Number
- CN202420293531.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-18
- Publication Date
- 2024-12-06
- Estimated Expiration
- 2034-02-18
AI Technical Summary
The existing mining dump truck chassis has problems such as poor adaptability, high failure rate, and serious dust problems under mine pit conditions, especially the exhaust pipe blowing ground and high temperature hidden dangers have not been effectively solved.
A 6×4 mining dump truck chassis is designed, adopting a short wheelbase, 8+8+8 three-layer beam structure, vertical exhaust after-treatment module, urea box module, Z-type coarse filter module, battery box module and Front lower protection module, exhaust tailpipe is designed in the rear enclosure of the cab, and exhaust pipe heat insulation plate and protective cover are added. The battery box is raised by a few-shaped bracket. The height of the front lower protection module is adjustable, and the bottom protection plate is designed. To enhance the passing and safety of the entire vehicle.
It effectively avoids dust problems caused by the exhaust pipe blowing the ground, increases the ground clearance of the exhaust tail pipe, reduces high temperature hidden dangers, improves the protection of the rough filter, increases the ground clearance of the battery box, and improves the entire The vehicle has better passability and safety, adaptability and the failure rate decreases.
Smart Images
Figure CN222116541U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a 6×4 mining dump truck chassis, belonging to the technical field of automobile chassis. Background Art
[0002] A dump truck is a vehicle that unloads goods by itself through hydraulic or mechanical lifting. Due to its convenient unloading method, dump trucks are widely used in the transportation of slag, mineral sand and gravel, etc. Those that are mainly used for mine operations are generally called mining dump trucks. The working space of mining dump trucks is small, and operations such as steering and reversing are difficult; the road surface is rugged and uneven, with many gravels, and the overall operating road conditions are poor; the working environment is poor, and the dust problem during vehicle operation is serious. The current mining dump trucks are limited by the need to ensure heavy-load transportation of vehicles, and the wheelbase and volume of the whole vehicle are large; at the same time, the ground clearance of the vehicle accessories is small, and the protection of the accessories is insufficient, resulting in poor adaptability of the vehicle to mine conditions and a high failure rate; in addition, the exhaust pipe blows to the ground, and the dust problem during vehicle operation is also a defect in the current mining dump truck chassis. Summary of the invention
[0003] The technical problem to be solved by the utility model is to provide a 6×4 mining dump truck chassis to better adapt to the working conditions in mining areas in view of the defects in the prior art.
[0004] To solve this technical problem, the utility model provides a 6×4 mining dump truck chassis, including an exhaust after-treatment module, a urea tank module, a frame assembly, a coarse filter module, a battery box module and a front lower protection module, wherein the beam of the frame assembly is a three-layer structure of 8+8+8; the exhaust after-treatment module is mounted on the right side ventral surface of the frame assembly; the urea tank module is mounted on the right side ventral surface of the frame assembly and is located behind the exhaust after-treatment module; the battery box module is mounted on the left side ventral surface of the frame assembly; the coarse filter module is mounted on the left side ventral surface of the frame assembly and is located behind the battery box module; the front lower protection module is mounted on the front of the vehicle and is located below the frame assembly.
[0005] The exhaust after-treatment module adopts a vertical upper exhaust design, including an exhaust metal pipe, an exhaust pipe fixing hanger 1, an exhaust pipe fixing hanger 2, a front bracket of a post-processor, a rear bracket of a post-processor, a post-processor assembly, an exhaust tail pipe, an exhaust pipe heat insulation board and an exhaust tail pipe bracket. The post-processor assembly is assembled on the frame assembly through the front bracket of the post-processor and the rear bracket of the post-processor; the exhaust tail pipe is vertical, the exhaust tail pipe is close to the post-processor assembly, and extends upward along the post-processor assembly, and is reinforced and fixed by the exhaust tail pipe bracket, and an exhaust pipe heat insulation board is added on the outside; the exhaust port of the exhaust tail pipe is set at the right rear position of the cab to prevent exhaust emissions from blowing on the ground.
[0006] The urea tank module is arranged behind the exhaust gas post-processing module, and a safety gap between the urea tank module and the exhaust gas post-processing module is 250 mm.
[0007] The coarse filter module includes a Z-shaped bracket, a coarse filter and a protective cover. The coarse filter module is assembled on the left side of the frame assembly through the Z-shaped bracket, and a protective cover is added on the outside to cover the entire fuel coarse filter.
[0008] The battery box module comprises an I-shaped bracket 1, an I-shaped bracket 2 and a battery box. The battery box is lifted and assembled on the left side ventral surface of the frame assembly by the I-shaped bracket 1 and the I-shaped bracket 2, and the overall assembly height is increased by 70 mm.
[0009] The front lower protection module includes a front lower protection, a fixed bracket, a front lower protection bracket, a tubular bracket, a bottom protection plate, a casting bracket and a quadrilateral bracket. The front lower protection module is connected to the frame assembly through two casting brackets. The front lower protection bracket is installed under the left and right casting brackets. The front lower protection is installed on the front lower protection bracket through bolts through the fixed bracket. The bottom protection plate is connected to the front of the casting bracket through two quadrilateral brackets, and a tubular bracket is added to connect to the frame assembly.
[0010] The chassis adopts a short wheelbase design, with a wheelbase of 4125mm, a front overhang of 1492mm, and a rear overhang of 900mm.
[0011] Beneficial effects: The utility model adopts a 6×4 short wheelbase design to reduce the required working space. The frame assembly adopts a three-layer beam design to meet the load-bearing capacity of the vehicle. The exhaust after-treatment module adopts a vertical exhaust design, with a large ground clearance and good vehicle passability. The metal pipe is close to the after-treatment design and does not occupy the assembly space of the cargo box. The exhaust tail pipe is designed at the rear of the cab to effectively avoid the dust problem caused by the exhaust pipe blowing on the ground during operation, and at the same time solve the hidden danger of fire caused by the leakage of unburned fuel along the exhaust pipe. The urea tank module is installed behind the exhaust after-treatment module and connected to the exhaust. The post-processing maintains a reasonable safety gap to avoid high temperature hazards; the coarse filter module is installed on the left side of the frame assembly using a Z-shaped bracket, and a protective cover is designed to prevent the coarse filter from being damaged by bumps during use; the battery box module is lifted and installed on the left side of the frame assembly using two "X"-shaped brackets to increase the ground clearance; the front lower protection module is designed with an adjustable height, and the vehicle approach angle can be adjusted according to road conditions, with better adaptability to road conditions. At the same time, a bottom protection plate is designed to effectively prevent small stones from damaging components such as the intercooler. The vehicle has better passability and safety, and is better adapted to mining conditions. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic side view of the structure of the chassis of the utility model;
[0013] Figure 2 It is a schematic top view of the structure of the chassis of the utility model;
[0014] Figure 3This is a schematic diagram of the structure of the exhaust gas after-treatment module of the utility model;
[0015] Figure 4 It is a schematic diagram of a cross section of a frame assembly of the utility model;
[0016] Figure 5 This is a schematic diagram of the structure of the coarse filter module of the utility model;
[0017] Figure 6 This is a structural schematic diagram of the battery box module of the utility model;
[0018] Figure 7 It is a structural schematic diagram of the front lower protection module of the utility model.
[0019] In the figure: 1. exhaust after-treatment module; 2. urea tank module; 3. frame assembly; 4. coarse filter module; 5. battery box module; 6. front lower protection module; 11. exhaust metal pipe; 12. exhaust pipe fixing hanger 1; 13. exhaust pipe fixing hanger 2; 14. after-processor front bracket; 15 after-processor rear bracket; 16. after-processor assembly; 17. exhaust tail pipe; 18. exhaust pipe heat insulation board; 19. exhaust tail pipe bracket; 41. Z-shaped bracket; 42. coarse filter; 43. protective cover; 51. I-shaped bracket 1; 52. I-shaped bracket 2; 53. battery box; 61. front lower protection; 62. fixed bracket; 63. front lower protection bracket; 64. tubular bracket; 65. bottom protection plate; 66. casting bracket; 67. quadrilateral bracket. DETAILED DESCRIPTION
[0020] The utility model is described in detail below in conjunction with the accompanying drawings and embodiments.
[0021] like Figure 1-Figure 7 As shown, the utility model provides a 6×4 mining dump truck chassis, including an exhaust after-treatment module 1, a urea tank module 2, a frame assembly 3, a coarse filter module 4, a battery box module 5 and a front lower protection module 6. The beam of the frame assembly 3 is an 8+8+8 three-layer structure (the "8+8+8 three-layer structure" is as shown in the attached Figure 4 As shown, the frame assembly beam is a U-shaped structure, which is composed of three layers of steel plate materials stacked from the inside to the outside and connected together by bolts and rivets. The thickness of each layer of steel plate is 8 mm) to ensure the load-bearing capacity of the whole vehicle; the exhaust after-treatment module 1 is assembled on the right side of the frame assembly 3; the urea tank module 2 is assembled on the right side of the frame assembly 3 and is located behind the exhaust after-treatment module 1; the battery box module 5 is assembled on the left side of the frame assembly 3; the coarse filter module 4 is assembled on the left side of the frame assembly 3 and is located behind the battery box module 5; the front lower protection module 6 is assembled on the front of the vehicle and is located below the frame assembly 3.
[0022] The exhaust after-treatment module 1 adopts a vertical upper exhaust design, including an exhaust metal pipe 11, an exhaust pipe fixing hanger 12, an exhaust pipe fixing hanger 2 13, a post-processor front bracket 14, a post-processor rear bracket 15, a post-processor assembly 16, an exhaust tail pipe 17, an exhaust pipe heat insulation board 18 and an exhaust tail pipe bracket 19. The post-processor assembly 16 is assembled on the frame assembly 3 through the post-processor front bracket 14 and the post-processor rear bracket 15; the exhaust tail pipe 17 is a vertical upper exhaust, the exhaust tail pipe 17 is close to the post-processor assembly 16, and extends upward along the post-processor assembly 16, and is strengthened and fixed by the exhaust tail pipe bracket 19, with a large ground clearance and better vehicle passability. At the same time, an exhaust pipe heat insulation board 18 is added externally; the exhaust port of the exhaust tail pipe 17 is set at the right rear position of the cab to avoid exhaust gas blowing on the ground, effectively avoid the dust problem caused by exhaust blowing on the ground during operation, and solve the hidden danger of fire caused by unburned fuel leaking along the exhaust pipe.
[0023] The urea tank module 2 is arranged behind the exhaust gas post-processing module 1, and has a safety gap of 250 mm with the exhaust gas post-processing module 1, which effectively eliminates the thermal hazards caused by the high temperature of the post-processing.
[0024] The coarse filter module 4 includes a Z-shaped bracket 41, a coarse filter 42 and a protective cover 43. The coarse filter module 4 is assembled on the left side of the frame assembly 3 through the Z-shaped bracket 41. The protective cover 43 is added outside to cover the entire fuel coarse filter 42, effectively preventing the coarse filter 42 from being damaged due to collision.
[0025] The battery box module 5 includes an I-shaped bracket 1 51, an I-shaped bracket 2 52 and a battery box 53. The battery box 53 is lifted and assembled on the left side of the frame assembly 3 by the I-shaped bracket 1 51 and the I-shaped bracket 2 52. The overall assembly height is increased by 70 mm, the ground clearance is increased, and the vehicle's passability is improved.
[0026] The front lower protection module 6 includes a front lower protection 61, a fixed bracket 62, a front lower protection bracket 63, a tubular bracket 64, a bottom protection plate 65, a casting bracket 66 and a quadrilateral bracket 67. The front lower protection module 6 is connected to the frame assembly 3 through two casting brackets 66. The front lower protection bracket 63 is installed under the left and right casting brackets 66. The front lower protection 61 is installed on the front lower protection bracket 63 through the fixed bracket 62 by bolts. The assembly hole position can be selected to adjust the height of the front lower protection, increase the approach angle when operating in the mining area, and improve the passability of the whole vehicle; the bottom protection plate 65 is connected to the front of the casting bracket 66 through two quadrilateral brackets 67, and at the same time, a tubular bracket 64 is added to connect with the frame assembly 3 to improve the connection strength and prevent small stones from damaging components such as the intercooler.
[0027] The chassis adopts a short wheelbase design with a wheelbase of 4125mm, a front overhang of 1492mm, and a rear overhang of 900mm. The short wheelbase design can make the minimum turning radius reach 8739mm.
[0028] The utility model adopts a 6×4 short wheelbase design, which reduces the required working space. The frame assembly adopts a three-layer beam design to meet the load-bearing capacity of the whole vehicle. The exhaust after-treatment module adopts a vertical exhaust design, with a large ground clearance and good vehicle passability. The metal pipe is close to the after-treatment design and does not occupy the assembly space of the cargo box. The exhaust tail pipe is designed at the rear of the cab, which effectively avoids the dust problem caused by the exhaust pipe blowing on the ground during operation, and can also solve the hidden danger of fire caused by the leakage of unburned fuel along the exhaust pipe. The urea tank module is assembled behind the exhaust after-treatment module and maintains a reasonable safety gap with the exhaust after-treatment to avoid high temperature hazards. The coarse filter module uses a Z-shaped bracket to be assembled on the left side of the frame assembly, and a protective cover is designed to prevent the coarse filter from being damaged by collision during use. The battery box module is lifted and assembled on the left side of the frame assembly by two "J"-shaped brackets to increase the ground clearance. The front lower protection module is designed with an adjustable height, and the vehicle approach angle can be adjusted according to the road conditions, so that the road conditions are better adaptable. At the same time, a bottom protection plate is designed to effectively prevent small stones from damaging components such as the intercooler.
[0029] The utility model solves the problem of small ground clearance of the exhaust after-treatment tail pipe design and dust caused by exhaust emissions blowing on the ground. By optimizing the design of the urea tank, coarse filter, battery box and front lower protection, the passability and safety of the entire vehicle are improved, and it can better adapt to the working conditions in mining areas.
[0030] The above embodiments of the present invention are merely illustrative and not exclusive, and all modifications within the scope of the present invention or equivalent to the scope of the present invention are encompassed by the present invention.
Claims
1. A 6×4 mining dump truck chassis, characterized by: The vehicle comprises an exhaust gas after-treatment module (1), a urea tank module (2), a frame assembly (3), a coarse filter module (4), a battery box module (5) and a front lower protection module (6); the frame assembly (3) has a beam of a three-layer structure of 8+8+8; the exhaust gas after-treatment module (1) is mounted on the right side of the frame assembly (3); the urea tank module (2) is mounted on the right side of the frame assembly (3) and is located behind the exhaust gas after-treatment module (1); the battery box module (5) is mounted on the left side of the frame assembly (3); the coarse filter module (4) is mounted on the left side of the frame assembly (3) and is located behind the battery box module (5); and the front lower protection module (6) is mounted on the front of the vehicle and is located below the frame assembly (3).
2. The 6×4 mining dump truck chassis according to claim 1 is characterized in that: The exhaust aftertreatment module (1) adopts a vertical upper exhaust design, comprising an exhaust metal pipe (11), an exhaust pipe fixing hanger 1 (12), an exhaust pipe fixing hanger 2 (13), a post-processor front bracket (14), a post-processor rear bracket (15), a post-processor assembly (16), an exhaust tail pipe (17), an exhaust pipe heat insulation board (18) and an exhaust tail pipe bracket (19); the post-processor assembly (16) is assembled on the vehicle frame assembly (3) through the post-processor front bracket (14) and the post-processor rear bracket (15); the exhaust tail pipe (17) is vertical, the exhaust tail pipe (17) is closely attached to the post-processor assembly (16), and extends upward along the post-processor assembly (16), and is reinforced and fixed by the exhaust tail pipe bracket (19), and an exhaust pipe heat insulation board (18) is added on the outside; the exhaust port of the exhaust tail pipe (17) is arranged at the right rear position of the cab to prevent exhaust gas from blowing on the ground.
3. The 6×4 mining dump truck chassis according to claim 1 is characterized in that: The urea tank module (2) is arranged behind the exhaust gas post-processing module (1), and a safety gap between the urea tank module (2) and the exhaust gas post-processing module (1) is 250 mm.
4. The 6×4 mining dump truck chassis according to claim 1 is characterized in that: The coarse filter module (4) comprises a Z-shaped bracket (41), a coarse filter (42) and a protective cover (43); the coarse filter module (4) is assembled on the left side of the frame assembly (3) through the Z-shaped bracket (41); and a protective cover (43) is added on the outside to cover the entire fuel coarse filter (42).
5. The 6×4 mining dump truck chassis according to claim 1 is characterized in that: The battery box module (5) comprises a first "X"-shaped bracket (51), a second "X"-shaped bracket (52) and a battery box (53). The battery box (53) is lifted and assembled on the left side ventral surface of the vehicle frame assembly (3) by the first "X"-shaped bracket (51) and the second "X"-shaped bracket (52), and the overall assembly height is increased by 70 mm.
6. The 6×4 mining dump truck chassis according to claim 1 is characterized in that: The front lower protection module (6) comprises a front lower protection (61), a fixed bracket (62), a front lower protection bracket (63), a tubular bracket (64), a bottom protection plate (65), a casting bracket (66) and a quadrilateral bracket (67). The front lower protection module (6) is connected to the frame assembly (3) via two casting brackets (66). The front lower protection bracket (63) is mounted below the left and right casting brackets (66). The front lower protection (61) is mounted on the front lower protection bracket (63) via bolts via the fixed bracket (62). The bottom protection plate (65) is connected to the front of the casting bracket (66) via two quadrilateral brackets (67). At the same time, a tubular bracket (64) is added to connect to the frame assembly (3).
7. The 6×4 mining dump truck chassis according to any one of claims 1 to 6, characterized in that: The chassis adopts a short wheelbase design, with a wheelbase of 4125mm, a front overhang of 1492mm, and a rear overhang of 900mm.