Integrated device for post-processing area of truck

Abstract

The invention relates to the technical field of vehicle chassis, in particular to an integrated device for a post-processing area of a truck. The integrated device comprises a main support connected with a frame assembly of the truck; the auxiliary bracket is used for fixing a post-processing bale of the truck; the rear suspension assembly is used for being connected with a cab of the truck; the main support is provided with a seat plate, a cantilever rod perpendicular to the seat plate and a rib plate connected with the seat plate and the cantilever rod. The plate face of the seat plate is attached to the outer side face of the frame assembly, the cantilever rod extends towards the outer side of the frame assembly and is connected with the auxiliary support, and the rear suspension assembly is connected with the rib plate and located above the seat plate. According to the integrated device, different parts can be integrated into a whole, a support arranged in a post-processing area is reduced, the space utilization rate is increased, light weight of the whole truck is facilitated, the assembly steps are simplified, the assembly efficiency is improved, and installation and maintenance of the truck are facilitated.

Description

Technical Field

[0001] The invention relates to the technical field of vehicle chassis, and in particular to an integrated device for a truck rear processing area. Background Art

[0002] With the continuous development of truck technology and the continuous injection of modular and integrated design concepts, a new truck design concept based on weight reduction, cost reduction and integrated design is in urgent need of development. Integrated design can significantly reduce the weight of the vehicle. At the same time, it can also reduce the manufacturing cost and after-sales maintenance cost of the vehicle.

[0003] However, the existing cab rear suspension bracket, post-processing large package bracket, air filter bracket and other mechanisms installed in the post-processing area of ​​the truck are usually designed and installed independently. This results in the chassis space of the truck being occupied by a large number of various brackets. Correspondingly, the frame assembly needs to be provided with a variety of holes of different specifications for fixing various brackets, which greatly reduces the assembly and manufacturing efficiency of the truck. Summary of the invention

[0004] The present invention aims to solve at least one of the technical problems existing in the related art. To this end, the present invention proposes an integrated device for a truck post-processing area to solve the problems of discrete design of the existing truck post-processing area, numerous types of brackets, and waste of layout space of the entire vehicle chassis.

[0005] The present invention provides an integrated device for a truck post-processing area, the integrated device comprising: a main bracket, connected to the truck's frame assembly; A sub-bracket, used to fix the truck's aftertreatment bale; a rear suspension assembly, which is used to connect the truck's cab; Wherein, the main support is provided with a seat plate, a cantilever rod perpendicular to the seat plate, and a rib connecting the seat plate and the cantilever rod; The plate surface of the seat plate is in contact with the outer side surface of the frame assembly, the cantilever rod extends to the outer side of the frame assembly and is connected to the auxiliary bracket, and the rear suspension component is connected to the rib plate and is located above the seat plate.

[0006] According to an integrated device for a truck post-processing area provided by the present invention, the cantilever rod is provided with an upwardly curved arched portion, the arched portion is located at one end of the cantilever rod connected to the seat plate, and is used to accommodate the truck's post-processing exhaust pipe.

[0007] According to an integrated device for a truck post-processing area provided by the present invention, the cantilever rod is provided with a plurality of sub-bracket mounting holes, and the sub-bracket mounting holes are arranged in a straight line from the arch portion to the other end of the cantilever rod; the central axis of the sub-bracket mounting hole is in a vertical direction, and the sub-bracket is fixedly connected to the main bracket through the sub-bracket mounting hole.

[0008] According to an integrated device for a truck post-processing area provided by the present invention, the plate surface of the rib plate is perpendicular to the seat plate and the cantilever rod, the seat plate is provided with a plurality of frame mounting holes symmetrically distributed on both sides of the rib plate, and the main bracket is fixedly connected to the frame assembly through the frame mounting holes.

[0009] According to an integrated device for a truck post-processing area provided by the present invention, rear suspension mounting holes are arranged on the rib plate, three of the rear suspension mounting holes are distributed in a triangular position, and the rear suspension assembly is fixedly connected to the main bracket through the rear suspension mounting holes.

[0010] According to an integrated device for a truck post-processing area provided by the present invention, the cross-section of the cantilever rod is arranged in an "I" shape, and the two ribs are arranged in parallel and spaced apart and are respectively connected to the two side edges of the top surface of the cantilever rod.

[0011] According to an integrated device for a truck post-processing area provided by the present invention, the rear suspension assembly comprises a rear suspension lower bracket, a shock absorbing spring and a hydraulic locking member; The two ends of the hydraulic lock component are rotatably connected to the upper end of the rear suspension lower bracket and the upper end of the shock-absorbing spring respectively, the lower end of the shock-absorbing spring is rotatably connected to the main bracket, and the lower end of the rear suspension lower bracket is fixedly connected to the main bracket through the rear suspension mounting hole, so that the hydraulic lock component can swing relative to the main bracket.

[0012] According to an integrated device for a truck post-processing area provided by the present invention, a spring mounting hole is provided at the upper edge of the rib plate, and the lower end of the shock absorbing spring is rotatably connected to the rib plate through the spring mounting hole; The central axis of the spring mounting hole, the central axis of the auxiliary bracket mounting hole and the central axis of the frame mounting hole are perpendicular to each other.

[0013] According to an integrated device for a truck post-processing area provided by the present invention, the sub-bracket includes a flange plate for mounting a post-processing bag, and a connecting end vertically protruding from the flange plate; the connecting end is fixedly connected to the cantilever rod through the sub-bracket mounting hole.

[0014] According to an integrated device for a truck post-processing area provided by the present invention, the main bracket is made of high-grade ductile iron material through an integrated casting process.

[0015] The above one or more technical solutions in the present invention have at least one of the following technical effects: The integrated device can integrate different components into one, reducing the number of brackets installed in the post-processing area, which not only improves space utilization but also helps to reduce the weight of the entire vehicle. It also makes the structure of the post-processing area highly integrated, which not only simplifies the assembly steps and improves assembly efficiency, but also facilitates the installation and maintenance of the truck.

[0016] In addition to the technical problems solved by the present invention, the technical features of the technical solutions constituted, and the advantages brought about by the technical features of these technical solutions described above, other technical features of the present invention and the advantages brought about by these technical features will be further explained in conjunction with the accompanying drawings or will be understood through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or related technologies, the drawings required for use in the embodiments or related technical descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 A schematic diagram of the three-dimensional structure of an integrated device for a truck post-processing area provided in an embodiment of the present invention.

[0019] Figure 2 A schematic diagram of the three-dimensional structure of the main bracket provided in an embodiment of the present invention.

[0020] Figure 3 A schematic diagram of the three-dimensional structure of a rear suspension assembly provided in an embodiment of the present invention.

[0021] Figure 4 A schematic diagram of the three-dimensional structure of a secondary bracket provided in an embodiment of the present invention.

[0022] Reference numerals: 100, main bracket; 110, seat plate; 111, frame mounting hole; 120, cantilever rod; 121, arched portion; 122, sub-bracket mounting hole; 130, rib plate; 131, rear suspension mounting hole; 132, spring mounting hole; 200, sub-bracket; 210, flange plate; 220, connecting end; 300, rear suspension assembly; 310, rear suspension lower bracket; 320, shock-absorbing spring; 330, hydraulic lock component; 1, frame assembly; 2, post-processing package. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limitations on the embodiments of the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0025] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0026] In the embodiments of the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0027] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the embodiment of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0028] With the continuous development of truck technology and the continuous injection of modular and integrated design concepts, a new truck design concept based on weight reduction, cost reduction and integrated design is in urgent need of development. Integrated design can significantly reduce the weight of the vehicle. At the same time, it can also reduce the manufacturing cost and after-sales maintenance cost of the vehicle.

[0029] However, the existing cab rear suspension bracket, the bracket of the post-processing package 2, and the air filter bracket, etc., which are set in the post-processing area of ​​the truck, are usually designed and installed independently. This results in the chassis space of the truck being occupied by a large number of various brackets. Correspondingly, the frame assembly 1 needs to be provided with a variety of holes of different specifications for fixing various brackets, which greatly reduces the assembly and manufacturing efficiency of the truck.

[0030] To solve the above problems, an embodiment of the present invention introduces an integrated device for a truck post-processing area.

[0031] like Figure 1 As shown, the integrated device includes a main bracket 100 , a sub-bracket 200 and a rear suspension assembly 300 .

[0032] The main bracket 100 is connected to the truck frame assembly 1. The auxiliary bracket 200 is installed at one end of the main bracket 100 cantilevered outside the frame assembly 1, and is used to fix the truck's post-processing bag 2. The rear suspension assembly 300 is fixedly connected to the main bracket 100 and is higher than the frame assembly 1, and is used to connect the truck's cab.

[0033] Specifically, the main support 100 is provided with a seat plate 110, a cantilever rod 120 and a rib plate 130. The cantilever rod 120 is perpendicular to the seat plate 110. The rib plate 130 connects the seat plate 110 and the cantilever rod 120.

[0034] The plate surface of the seat plate 110 is in contact with the outer side surface of the frame assembly 1. The cantilever rod 120 extends to the outer side of the frame assembly 1. In addition, the sub-bracket 200 is connected to the cantilever rod 120. The rear suspension assembly 300 is connected to the rib plate 130 and is located above the seat plate 110.

[0035] Further, the main bracket 100 is provided with a rear suspension mounting hole 131, a spring mounting hole 132, a sub-bracket mounting hole 122 and a frame mounting hole 111. The central axis of the spring mounting hole 132 is perpendicular to the central axis of the sub-bracket mounting hole 122. The central axis of the sub-bracket mounting hole 122 is perpendicular to the central axis of the frame mounting hole 111. The central axis of the spring mounting hole 132 is perpendicular to the central axis of the frame mounting hole 111. At the same time, the central axis of the rear suspension mounting hole 131 and the central axis of the spring mounting hole 132 are parallel to each other.

[0036] In addition, in order to match the vertical relationship of each mounting hole, the sub-bracket 200 adopts a welded structure. The flange plate 210 of the sub-bracket 200 is arranged parallel to the vertical plane. A plurality of through holes are arranged on the plate surface of the flange plate 210 for fixing the post-processing bag 2. The connecting end 220 of the sub-bracket 200 is provided with a side surface perpendicular to the flange plate 210 for connecting the cantilever rod 120.

[0037] In this embodiment, different components can be integrated into one through the integration device, reducing the brackets set in the post-processing area, which not only improves the space utilization rate, but also contributes to the lightweight of the entire vehicle; and makes the structure of the post-processing area highly integrated, which not only simplifies the assembly steps and improves the assembly efficiency, but also facilitates the installation and maintenance of the truck.

[0038] Based on the above embodiment, in another embodiment of the present invention, an integrated device for a truck post-processing area is introduced.

[0039] The cantilever rod 120 is provided with an upwardly curved arched portion 121. The arched portion 121 is located at one end of the cantilever rod 120 connected to the seat plate 110, and is used to accommodate the after-treatment exhaust pipe of the truck.

[0040] Furthermore, the bottom surface of the arched portion 121 is configured to be in an arc shape, which can provide a large space for the post-processing exhaust gas pipeline.

[0041] Based on the above embodiment, in another embodiment of the present invention, an integrated device for a truck post-processing area is introduced.

[0042] The cantilever rod 120 is provided with a plurality of auxiliary bracket mounting holes 122 . The auxiliary bracket mounting holes 122 are arranged in a straight line from the arch portion 121 to the other end of the cantilever rod 120 .

[0043] The central axis of the auxiliary bracket mounting hole 122 is in the vertical direction. The auxiliary bracket 200 is fixedly connected to the main bracket 100 through the auxiliary bracket mounting hole 122 .

[0044] Based on the above embodiment, in another embodiment of the present invention, an integrated device for a truck post-processing area is introduced.

[0045] The plate surface of the rib plate 130 is perpendicular to the seat plate 110 and the cantilever rod 120. The seat plate 110 is provided with a plurality of frame mounting holes 111 symmetrically distributed on both sides of the rib plate 130. The main bracket 100 is fixedly connected to the frame assembly 1 through the frame mounting holes 111.

[0046] Furthermore, a rear suspension mounting hole 131 is provided on the rib plate 130 , and the rear suspension assembly 300 is fixedly connected to the main bracket 100 through the rear suspension mounting hole 131 .

[0047] The three rear suspension mounting holes 131 are distributed in a triangular position, which can ensure that the rear suspension lower bracket 310 is firmly connected to the main bracket 100 .

[0048] Based on the above embodiment, in another embodiment of the present invention, an integrated device for a truck post-processing area is introduced.

[0049] The cross section of the cantilever rod 120 is set to be an “I” shape, so as to reduce the weight of the cantilever rod 120 and ensure that the cantilever rod 120 has sufficient structural strength.

[0050] The two ribs 130 are arranged in parallel and spaced apart. In addition, the two ribs 130 are connected to the two side edges of the top surface of the cantilever rod 120 respectively.

[0051] Based on the above embodiment, in another embodiment of the present invention, an integrated device for a truck post-processing area is introduced.

[0052] The rear suspension assembly 300 includes a rear suspension lower bracket 310 , a shock absorbing spring 320 and a hydraulic locking member 330 .

[0053] Both ends of the hydraulic lock member 330 are rotatably connected to the upper end of the rear suspension lower bracket 310 and the upper end of the shock absorbing spring 320 , respectively.

[0054] The lower end of the shock absorbing spring 320 is rotatably connected to the main support 100. The lower end of the rear suspension lower support 310 is fixedly connected to the main support 100 through the rear suspension mounting hole 131, so that the hydraulic locking member 330 can swing relative to the main support 100.

[0055] Furthermore, a spring mounting hole 132 is provided at the upper edge of the rib plate 130 . The lower end of the damping spring 320 is rotatably connected to the rib plate 130 through the spring mounting hole 132 .

[0056] The central axis of the spring mounting hole 132 , the central axis of the auxiliary bracket mounting hole 122 , and the central axis of the frame mounting hole 111 are perpendicular to each other.

[0057] Specifically, the central axis of the spring mounting hole 132 is perpendicular to the central axis of the sub-bracket mounting hole 122. The central axis of the sub-bracket mounting hole 122 is perpendicular to the central axis of the frame mounting hole 111. The central axis of the spring mounting hole 132 is perpendicular to the central axis of the frame mounting hole 111. At the same time, the central axis of the rear suspension mounting hole 131 and the central axis of the spring mounting hole 132 are parallel to each other.

[0058] Based on the above embodiment, in another embodiment of the present invention, an integrated device for a truck post-processing area is introduced.

[0059] The auxiliary bracket 200 includes a flange plate 210 for mounting the post-processing bag 2, and a connecting end 220 vertically protruding from the flange plate 210. The connecting end 220 is fixedly connected to the cantilever rod 120 through the auxiliary bracket mounting hole 122.

[0060] The sub-bracket 200 adopts a butt-welded structure. The flange plate 210 of the sub-bracket 200 is provided with a plurality of through holes. The post-processing bag 2 is fixedly connected to the flange plate 210 through the through holes. The connecting end 220 of the sub-bracket 200 is provided with a side surface perpendicular to the flange plate 210. The side surface is fitted and connected with the top surface of the cantilever rod 120, and is fixed by bolts penetrating the sub-bracket mounting hole 122, so that the structure of the sub-bracket 200 is simple and reliable, and can be applied to different types of post-processing bags 2.

[0061] In this embodiment, the auxiliary bracket 200 adopts a welded structure, which has a more reasonable design, better force resistance and higher universality.

[0062] Based on the above embodiment, in another embodiment of the present invention, an integrated device for a truck post-processing area is introduced.

[0063] The main bracket 100 is made of high-grade ductile iron material. The main bracket 100 is manufactured by an integrated casting process. At the same time, the main bracket 100 can achieve precise weight reduction and ensure structural stability through structural topology optimization.

[0064] Furthermore, in this embodiment, the process of assembling various truck components through the integration device is introduced.

[0065] The specific steps are as follows: first, assemble the post-processing package 2, the auxiliary bracket 200 and the main bracket 100 by bolting; second, use bolts to penetrate through the mounting holes on the frame assembly 1 and the main bracket 100 to fix the main bracket 100 to the frame assembly 1; finally, use bolts to penetrate through the mounting holes on the main bracket 100 to fix the rear suspension lower bracket 310, the shock absorbing spring 320 and the hydraulic locking component 330 on the main bracket 100.

[0066] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

[0067] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An integrated device for truck post-processing area, characterized in that: include: A main bracket (100) connected to the frame assembly (1) of the truck; A secondary bracket (200) for fixing a post-processing bag (2) of the truck; A rear suspension assembly (300) for connecting to a cab of a truck; The main support (100) is provided with a seat plate (110), a cantilever rod (120) perpendicular to the seat plate (110), and a rib plate (130) connecting the seat plate (110) and the cantilever rod (120); The plate surface of the seat plate (110) is fitted with the outer side surface of the frame assembly (1), the cantilever rod (120) extends to the outside of the frame assembly (1) and is connected to the auxiliary bracket (200), and the rear suspension assembly (300) is connected to the rib plate (130) and is located above the seat plate (110).

2. The integrated device for truck post-processing area according to claim 1, characterized in that: The cantilever rod (120) is provided with an upwardly curved arched portion (121), the arched portion (121) being located at one end of the cantilever rod (120) connected to the seat plate (110) and being used to accommodate a post-processing exhaust gas pipeline of the truck.

3. The integrated device for truck post-processing area according to claim 2, characterized in that: The cantilever rod (120) is provided with a plurality of auxiliary bracket mounting holes (122), and the auxiliary bracket mounting holes (122) are arranged in a straight line from the arched portion (121) to the other end of the cantilever rod (120); the central axis of the auxiliary bracket mounting hole (122) is in a vertical direction, and the auxiliary bracket (200) is fixedly connected to the main bracket (100) through the auxiliary bracket mounting hole (122).

4. The integrated device for truck post-processing area according to claim 3, characterized in that: The plate surface of the rib plate (130) is perpendicular to the seat plate (110) and the cantilever rod (120); the seat plate (110) is provided with a plurality of frame mounting holes (111) symmetrically distributed on both sides of the rib plate (130); and the main bracket (100) is fixedly connected to the frame assembly (1) via the frame mounting holes (111).

5. The integrated device for truck post-processing area according to claim 4, characterized in that: The rib plate (130) is provided with a rear suspension mounting hole (131), and three of the rear suspension mounting holes (131) are distributed in a triangular position, and the rear suspension assembly (300) is fixedly connected to the main bracket (100) via the rear suspension mounting holes (131).

6. The integrated device for truck post-processing area according to any one of claims 1 to 5, characterized in that: The cross section of the cantilever rod (120) is arranged in an "I" shape, and the two rib plates (130) are arranged in parallel and spaced apart and are respectively connected to the two side edges of the top surface of the cantilever rod (120).

7. The integrated device for truck post-processing area according to claim 5, characterized in that: The rear suspension assembly (300) comprises a rear suspension lower bracket (310), a shock absorbing spring (320) and a hydraulic locking component (330); The two ends of the hydraulic lock component (330) are rotatably connected to the upper end of the rear suspension lower bracket (310) and the upper end of the shock absorbing spring (320), respectively; the lower end of the shock absorbing spring (320) is rotatably connected to the main bracket (100); the lower end of the rear suspension lower bracket (310) is fixedly connected to the main bracket (100) via the rear suspension mounting hole (131), so that the hydraulic lock component (330) can swing relative to the main bracket (100).

8. The integrated device for truck post-processing area according to claim 7, characterized in that: A spring mounting hole (132) is provided at the upper edge of the rib plate (130), and the lower end of the shock absorbing spring (320) is rotatably connected to the rib plate (130) through the spring mounting hole (132); The central axis of the spring mounting hole (132), the central axis of the auxiliary bracket mounting hole (122), and the central axis of the frame mounting hole (111) are perpendicular to each other.

9. The integrated device for truck post-processing area according to any one of claims 3 to 5, characterized in that: The auxiliary bracket (200) comprises a flange plate (210) for mounting a post-processing bag (2), and a connecting end (220) vertically protruding from the flange plate (210); the connecting end (220) is fixedly connected to the cantilever rod (120) through the auxiliary bracket mounting hole (122).

10. The integrated device for truck post-processing area according to claim 6, characterized in that: The main bracket (100) is made of high-grade ductile iron material and is manufactured through an integrated casting process.

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