CN216741706U - Vehicle exhaust aftertreatment ware mounting structure and vehicle - Google Patents

Abstract

The utility model provides a vehicle exhaust post-processor mounting structure and a vehicle, the vehicle exhaust post-processor mounting structure comprises a frame hanging plate connected with a frame, a post-processor hanging plate connected with a post-processor, and a connecting pressing plate, wherein the post-processor hanging plate is obliquely and downwards hung on the frame hanging plate, the connecting pressing plate is connected on the frame hanging plate, and the connected connecting pressing plate downwards presses the hung post-processor hanging plate to fix the post-processor hanging plate on the frame hanging plate. According to the mounting structure of the vehicle exhaust post-processor, the post-processing mode is set to be the upper inclined mounting mode, so that the mounting difficulty of loading and unloading personnel is effectively reduced, the mounting time can be further shortened, and the mounting efficiency is improved.

Description

Vehicle exhaust aftertreatment ware mounting structure and vehicle

Technical Field

The utility model relates to the technical field of vehicle postprocessors, in particular to a mounting structure of a vehicle exhaust postprocessor. The utility model also relates to a vehicle mounted with the vehicle exhaust gas post-processor mounting structure.

Background

Along with the technical progress of the engine industry, emission regulations are gradually upgraded, the requirements on emission are more and more strict, the vehicle exhaust aftertreatment system is more and more complex, most of the engineering vehicle fuel aftertreatment systems adopt integrated DOC (oxidation type catalytic converter) + DPF (diesel particle catcher) + SCR (selective catalytic reduction converter) + ASC (ammonia escape catalyst), the weight of the exhaust aftertreatment system is increased by more than 30%, the volume is increased by more than 20%, the width is large, and the arrangement and loading and unloading space of an aftertreatment bracket is smaller and smaller due to the limited width requirement of the whole vehicle; meanwhile, the fuel gas post-processing system of the engineering truck mostly adopts a three-way catalyst, the length is shorter than that of the post-processing of the fuel vehicle, the post-processing installation size is different, and the modularization of the support and the post-processing support of the fuel vehicle is poor; meanwhile, in order to meet the requirements of customers, various strategies are adopted in each host factory, different engines are adopted, and various width frames, variable cross-section frames at different positions and the like are adopted to meet the arrangement and the requirements of the customers, so that the aftertreatment support needs to be met by various schemes.

The existing post-processing bracket technology mainly adopts an integrated casting or a stamping welding bracket. The integrated casting support has the defects of complex structure, poor modularization, high mold opening cost, inconvenience in assembly and disassembly and the like; the stamping and welding support has the defects of poor structural strength and mode, poor product consistency, complex assembly and disassembly and the like.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a mounting structure of a vehicle exhaust gas aftertreatment device, so as to shorten the mounting time of the structure.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a vehicle exhaust aftertreatment ware mounting structure, includes the frame link plate that links to each other with the frame, the aftertreatment ware link plate that links to each other with the aftertreatment ware to and connect the clamp plate, the aftertreatment ware link plate articulate to one side down on the frame link plate, connect the clamp plate and connect on the frame link plate, and connect the back the connection clamp plate compresses tightly down articulate the aftertreatment ware link plate, and makes the aftertreatment ware link plate fix on the frame link plate.

Furthermore, a hanging groove is formed in one side of the frame hanging plate, a hanging beam is arranged at a notch of the hanging groove, a hook is obliquely arranged on one side of the post-processor hanging plate, and the post-processor hanging plate obliquely extends into the hanging groove through the hook and is hung on the hanging beam.

Furthermore, the hanging beam and the hooks are arranged at intervals up and down, part of the hooks are hung on the hanging beam corresponding to the hooks, and gaps are reserved between part of the hooks and the hanging beam corresponding to the hooks and are suspended above the hanging beam.

Furthermore, a vertical hook surface is formed at the end of each hook, a frame hanging plate vertical surface is formed in the hanging groove corresponding to each hook, and each vertical hook surface abuts against the corresponding vertical frame hanging plate surface.

Furthermore, a hanging beam inclined plane and a hanging hook inclined plane are formed on at least the hanging beam and the hanging hook which are hung together, and the hanging hook inclined plane is abutted against the hanging beam inclined plane.

Furthermore, the side wall of the frame hanging plate is provided with a through hole which penetrates through the hanging groove.

Furthermore, the connecting pressing plate is connected to the top of the frame hanging plate, a pressing surface which is obliquely arranged is formed on the connecting pressing plate, an upper inclined surface is formed at the top of the postprocessor hanging plate, and the connecting pressing plate presses the postprocessor hanging plate through the pressing surface and the butt joint between the upper inclined surfaces.

Further, still include the outside backing plate of frame and/or the inside backing plate of frame, the outside backing plate of frame is located outside the frame, and fix the frame with between the frame link plate, the inside backing plate of frame is located in the frame, and fix be used for connecting the connecting piece of frame link plate with between the frame.

Furthermore, at least one of the frame hanging plate, the postprocessor hanging plate and the connecting pressing plate is formed by casting.

Compared with the prior art, the utility model has the following advantages:

according to the mounting structure of the vehicle exhaust post-processor, the post-processing mode is set to be the upper inclined mounting mode, so that the mounting difficulty of loading and unloading personnel is effectively reduced, the mounting time can be further shortened, and the mounting efficiency is improved.

In addition, a hanging groove and a hanging beam are formed on the frame hanging plate, a hook is arranged on the post processor hanging plate, the hook and the hanging beam are matched to realize connection between the frame hanging plate and the post processor hanging plate, and the frame hanging plate is simple in structure and convenient to design and process. The hanging beam and the hooks are arranged in a plurality of vertical intervals, and when part of the hanging hooks are hung or the hanging beam fails, the hanging hooks can be hung on the hanging beam, so that the hanging beam has a failure protection effect. The vertical surface of the hook is fixed with the vertical surface of the frame hanging plate through butt extrusion contact, so that the connection stress after the fixed connection can be reduced. The hanging beam and the hook are respectively provided with a hanging beam inclined plane and a hook inclined plane which are fixed by butt extrusion, so that the connecting stress after the fixed connection is effectively reduced.

In addition, through the through hole arranged in the hanging groove, the structure is simple, and the hanging groove can play the roles of lightening holes and drain holes. The connecting pressing plate is connected to the top of the frame hanging plate, so that the connecting operation is facilitated; and an inclined pressing surface is formed on the connecting pressing plate, so that a better pressing and fixing effect is achieved. Through setting up the backing plate, can be convenient for be suitable for the motorcycle type of different specifications to improve the adaptability of structure. At least one of the frame hanging plate, the post-processor hanging plate and the connecting pressing plate is formed by casting, the structural strength is high, and the stamping and welding defects can be effectively avoided.

Another object of the present invention is to provide a vehicle having an exhaust system provided with an aftertreatment device mounted to a frame of the vehicle by the vehicle exhaust aftertreatment device mounting structure as described above.

The vehicle can be adapted to fixing the fuel vehicle after-treatment system and the gas vehicle after-treatment system on the frame at the same time by adopting the vehicle exhaust after-treatment device mounting structure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of a vehicle exhaust aftertreatment device mounting arrangement from a perspective in accordance with a first embodiment of the utility model;

FIG. 2 is a schematic view of a vehicle exhaust aftertreatment device mounting arrangement from another perspective in accordance with an embodiment of the utility model;

FIG. 3 is a schematic structural view of a frame hanging plate at a viewing angle according to a first embodiment of the present invention;

FIG. 4 is a schematic structural view of a frame hanging plate at a viewing angle according to a first embodiment of the present invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;

fig. 7 is a schematic structural diagram of a post-processor hanging board from a viewing angle according to a first embodiment of the present disclosure;

FIG. 8 is a schematic structural diagram of a post-processor hanging board from another view according to the first embodiment of the present disclosure;

FIG. 9 is a schematic structural diagram of a post-processor hanging board from yet another perspective according to a first embodiment of the present disclosure;

FIG. 10 is a schematic structural diagram of a connecting pressure plate according to a first embodiment of the present invention;

FIG. 11 is a schematic structural view of an outer pad of a vehicle frame according to a first embodiment of the present invention;

fig. 12 is a schematic structural view of the inner pad of the vehicle frame according to the first embodiment of the present invention.

Description of reference numerals:

1. a frame hanging plate; 101. a hanging groove; 1011. hanging vertical surfaces of the plates; 102. hanging and connecting a beam; 1021. hanging a beam inclined plane; 103. a through hole; 104. a first lug; 105. connecting holes; 106. reinforcing ribs;

2. a post-processor hanging plate; 201. hooking; 2011. a vertical surface of the hook; 2012. a hook bevel; 202. an upper inclined plane;

3. connecting a pressing plate; 301. a compression surface; 302. a pressing plate support lug;

4. a frame outer pad;

5. the inside backing plate of frame.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inside", "outside", etc. appear, they are based on the orientation or positional relationship shown in the drawings and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example one

Vehicle exhaust aftertreatment ware mounting structure in this embodiment includes frame link plate 1 that links to each other with the frame, aftertreatment ware link plate 2 that links to each other with the aftertreatment ware to and connect clamp plate 3, and aftertreatment ware link plate 2 obliquely hangs down on frame link plate 1, connects clamp plate 3 and connects on frame link plate 1, and the connection clamp plate 3 after connecting compresses tightly the aftertreatment ware link plate 2 that articulates downwards, and makes aftertreatment ware link plate 2 fix on frame link plate 1.

The vehicle exhaust post-processor mounting structure of the embodiment effectively reduces the loading and unloading difficulty of loading and unloading personnel by setting the post-processing mode to be upper inclined mounting, thereby shortening the loading and unloading time.

Based on the above overall description, an exemplary structure of the vehicle exhaust aftertreatment mounting structure of the present embodiment is as shown in fig. 1 and fig. 2, an aftertreatment hanger plate 2 is hung on one side of a frame hanger plate 1, a connection pressing plate 3 is connected on the frame hanger plate 1 above the rear side corresponding to the aftertreatment hanger plate 2, and the bottom end of the connection pressing plate 3 contacts with the top of the aftertreatment hanger plate 2 and presses the aftertreatment hanger plate 2 downward, thereby achieving the fixation between the frame hanger plate 1 and the aftertreatment hanger plate 2.

The frame hanging plate 1 is of a rectangular structure with an open upper end, a hanging groove 101 is formed in one side of the frame hanging plate 1, specifically, as shown in fig. 1 and 3 to 5, the hanging groove 101 is formed in one side, corresponding to the post-processor hanging plate 2, of the frame hanging plate 1, and a hanging beam 102 is arranged in a notch of the hanging groove 101, so that the post-processor hanging plate 2 can be conveniently connected. One side of the frame hanging plate 1 far away from the postprocessor hanging plate 2 is provided with a plurality of connecting holes 105 along the length of the frame hanging plate 1, so that the frame hanging plate 1 is conveniently connected to a frame through external fasteners. Wherein, the external fastener can adopt parts such as bolts and nuts.

And the top of the frame hanging plate 1 is obliquely arranged downwards in the direction 2 of the post-processing hanging plate, two first lugs 104 which are also obliquely downwards are respectively arranged at the left side and the right side of the frame hanging plate 1, and the frame hanging plate 1 is connected with the connecting pressing plate 3 through the two first lugs 104. The lower end of the frame hanging plate 1 close to one side of the post-processor hanging plate 2 is provided with a reinforcing rib 106, so that the structural strength of the frame hanging plate 1 can be increased.

And a through hole 103 penetrating into the hanging groove 101 is formed on the side wall of the frame hanging plate 1. As shown in fig. 2 and 3, through holes 103 are formed on both left and right sides of the frame to communicate with each other, and the through holes 103 serve as lightening holes, thereby reducing the weight of the entire frame hanger plate 1 and also serve as drainage holes, thereby achieving a drainage function in rainy weather. In the embodiment, two through holes 103 are formed in the side portion of the frame hanging plate 1 along the length direction of the frame, so that the weight reduction and water drainage effects are further improved. Of course, the number of the through holes 103 is not only two in the present embodiment, but also a greater or lesser number may be provided, which is not limited herein, and the size of the through holes 103 may also be different, and may be arranged according to actual situations.

One side of the postprocessor hanging plate 2 is provided with a hook 201 which is obliquely arranged. The specific structure is as shown in fig. 7 and 8, the post-processor hanging plate 2 is a planar plate-shaped structure, and partial regions extend outwards from four corners of the post-processor hanging plate 2, and the regions are respectively provided with connecting holes 105 with the same structure as that of the frame hanging plate 1, so that the post-processor hanging plate 2 can be conveniently connected to a post-processor through external fasteners. Meanwhile, a hook 201 which is obliquely arranged downwards is formed on one side, opposite to the frame hanging plate 1, of the post-processor hanging plate 2, and the post-processor hanging plate 2 obliquely extends downwards into the hanging groove 101 through the hook 201 and is hung on the hanging beam 102.

It should be noted that, as shown in fig. 3, 7 and 9, a vertical hook surface 2011 is formed at the end of the hook 201, and corresponding to the hook 201, a vertical frame hanging plate surface 1011 is formed in the hanging groove 101, when the hook 201 is hung on the hanging beam 102, the vertical hook surface 2011 can abut against the corresponding vertical hanging plate surface 1011, and the two surfaces are fixed by abutting, pressing and contacting, which can be beneficial to reducing the connection stress after the fixing.

In order to ensure the connection between the frame hanging plate 1 and the postprocessor hanging plate 2, the hanging beam 102 arranged on the frame hanging plate 1 and the hooks 201 arranged on the postprocessor hanging plate 2 are a plurality of hooks which are arranged at intervals from top to bottom. Referring to the structure shown in fig. 3, two hitching beam 102 are provided along the length direction of the frame hanging plate 1, and two corresponding hooks 201 are provided. The upper hook 201 is hung on the corresponding hanging beam 102, and the lower hook 201 is suspended above the hanging beam 102 with a gap between the corresponding hanging beam 102 and the lower hook 201. When the connection between the upper hook 201 and the hanging beam 102 fails, the lower hook 201 is hung on the lower hanging beam 102, thereby playing a role of protection.

It should be noted that, in this embodiment, the number of the hanging beam 102 and the hanging hook 201 is preferably two, but the number of the hanging beam 102 and the hanging hook 201 is not limited to two in this embodiment, and may also be three or more, so as to obtain better protection effect, and the design and arrangement may be performed according to the size and structural strength of the frame hanging plate 1.

In order to further reduce the connection stress, a hanging beam inclined surface 1021 and a hanging hook inclined surface 2012 are respectively formed on the hanging beam 102 and the hanging hook 201 which are hung together, and the hanging hook inclined surface 2012 abuts against the hanging beam inclined surface 1021. The two parts are fixed by abutting and pressing contact, so that the effect of reducing the connection stress is achieved. Specifically, as shown in fig. 6 and 9, an inclined beam receiving slope 1021 is formed at a position close to the opening of the hooking groove 101 in the upper hooking beam 102, and a hook slope 2012 that abuts on the hooking beam slope 1021 is also formed inside the corresponding hook 201. It should be noted that the hook 201 and the hitch beam 102 suspended from the lower side may be formed with a slope. When the lower hook 201 is hooked to the hook beam 102, the contact between the two inclined surfaces reduces the connection stress.

The connecting pressing plate 3 is connected to the top of the frame hanging plate 1, a pressing surface 301 which is obliquely arranged is formed on the connecting pressing plate 3, an upper inclined surface 202 is formed at the top of the post-processor hanging plate 2, and the connecting pressing plate 3 presses the post-processor hanging plate 2 through the abutting between the pressing surface 301 and the upper inclined surface 202.

As shown in fig. 10, the connecting pressing plate 3 is U-shaped, and pressing plate supporting lugs 302 are disposed at two ends of the connecting pressing plate 3 corresponding to the first supporting lugs 104 disposed on the frame hanging plate 1, and the pressing plate supporting lugs 302 are abutted against the first supporting lugs 104 and connected together by external bolts or other parts to realize fixation. The intermediate position that contacts one side with aftertreatment ware link plate 2 on connecting clamp plate 3 is formed with the face 301 that compresses tightly that has the downward slope to arrange, forms the last inclined plane 202 of tilt up simultaneously at the top intermediate position of aftertreatment ware link plate 2, through the butt between the two for connecting clamp plate 3 supports tight aftertreatment ware link plate 2 downwards, thereby makes couple 201 on the aftertreatment ware link plate 2 articulate with the hanging beam 102 on the frame link plate 1, and then realizes fixing aftertreatment ware link plate 2.

The vehicle exhaust aftertreatment mounting structure of this embodiment still includes frame outside backing plate 4 and frame inside backing plate 5, and frame outside backing plate 4 is located outside the frame to fix between frame and frame link plate 1, frame inside backing plate 5 is located the frame, and fixes between the connecting piece and the frame that are used for connecting frame link plate 1.

As a preferred embodiment, a frame outer pad 4 may be added as the frame narrows. At the moment, the frame outer cushion plate 4 is arranged between the frame and the frame hanging plate 1 and is connected with the frame hanging plate 1 through bolts, the connection mode of the frame hanging plate 1, the post-processing hanging plate and the connecting pressing plate 3 is unchanged, and the connection mode of the post-processing hanging plate and the post-processor is unchanged.

Referring to the structure shown in fig. 11 and 12, the frame outer pad 4 is a plate-shaped structure with a certain thickness, and two ends of the frame outer pad 4 are smooth and arc-shaped, and a plurality of holes are formed on the frame outer pad 4 at positions corresponding to the connecting holes 105 of the frame hanging plate 1, so as to facilitate the connection between the frame outer pad and the frame hanging plate. And holes connected with an external frame are arranged among the hole grooves at intervals. The frame inner pad 5 has the same structure as the frame outer pad 4.

As a new preferred embodiment, when the section angle of the frame is changed, a frame outer cushion plate 4 and a frame inner cushion plate 5 can be added, and the angle of the mounting surface can be adjusted by adding two cushion plates to adapt to different frame variable sections. At the moment, the angle of the frame inner backing plate 5 is adjusted to be attached to the inner side of the frame, the frame outer backing plate 4 is arranged between the frame and the frame hanging plate 1, the frame inner backing plate 5, the frame outer backing plate 4 and the frame hanging plate 1 are connected through bolts, the connection mode of the frame hanging plate 1, the post-processing hanging plate and the connecting pressing plate 3 is unchanged, and the connection mode of the post-processing hanging plate and the post-processor is unchanged.

Alternatively, only one inner pad 5 of the frame may be added to adapt to the change of the section or position of the frame, which may be set according to the actual situation, and is not limited herein.

In the present embodiment, the dimensions and thicknesses of the frame outer pad 4 and the frame inner pad 5 are not particularly limited, and may be adjusted according to actual conditions.

In this embodiment, preferably, at least one of the frame hanging plate 1, the post-processor hanging plate 2 and the connecting pressing plate 3 is formed by casting. Compared with the welding technology in the prior art, the structure of the embodiment is formed by casting, so that the structural strength is better, and the defects caused by stamping and welding can be effectively avoided.

Wherein, can make frame link plate 1, aftertreatment ware link plate 2 and connect 3 arbitrary one in three of clamp plate for the casting shaping, perhaps two arbitrary casting shaping in the three simultaneously, also can make the three be the casting shaping.

The vehicle exhaust aftertreatment mounting structure of this embodiment, during the installation, at first connect frame link plate 1 and aftertreatment ware link plate 2 for the couple 201 of aftertreatment ware inserts in the groove 101 that articulates of frame link plate 1, and makes couple 201 vertical plane and link plate vertical plane 1011 looks butt. And then the connecting pressure plate 3 is connected to the frame hanging plate 1 through an external bolt, and the pressing surface 301 arranged on the connecting pressure plate 3 abuts against the upper inclined surface 202 on the post-processor hanging plate 2, so that the post-processor hanging plate 2 is fixed, and meanwhile, the connecting stress between the connecting pressure plate and the post-processor hanging plate is reduced.

The vehicle exhaust aftertreatment mounting structure of this embodiment divides into frame link plate 1, aftertreatment ware link plate 2 and connection link plate triplex, and the effectual overall structure who simplifies mounting structure constitutes, has reduced the assembly degree of difficulty.

The hanging hooks 201 are arranged on the post-processor hanging plate 2, the hanging grooves 101 and the hanging beams 102 are correspondingly formed in the vehicle hanging plate, connection between the hanging grooves and the hanging beams is achieved through a simple connection mode, and installation difficulty is reduced. And set up a plurality of couples 201 and the cooperation of the groove 101 that articulates that corresponds, can increase the protection to the connection of frame link plate 1 and aftertreatment ware link plate 2, effectual the coming off of avoiding aftertreatment ware link plate 2.

In addition, set up connecting pressure plate 3 at the top of frame link plate 1, further fix aftertreatment ware link plate 2 on frame link plate 1, the effectual stability of being connected who guarantees between frame link plate 1 and the aftertreatment ware link plate 2.

In addition, the mounting structure is also provided with a frame inner backing plate 5 and a frame outer backing plate 4, so that the mounting structure can adapt to different widths and section shapes of vehicles, and the universality of the mounting structure is improved.

Example two

The present embodiment relates to a vehicle provided with an aftertreatment device in an exhaust system thereof, the aftertreatment device being mounted on a frame of the vehicle by a vehicle exhaust aftertreatment device mounting structure according to the first embodiment.

The vehicle of the embodiment can be adapted to a fuel vehicle aftertreatment system and a gas vehicle aftertreatment system at the same time by adopting the mounting structure for mounting the vehicle exhaust aftertreatment device.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A vehicle exhaust aftertreatment device mounting structure characterized in that:

including frame link plate (1) that links to each other with the frame, aftertreatment ware link plate (2) that link to each other with the aftertreatment ware to and connection clamp plate (3), aftertreatment ware link plate (2) slant articulate down on frame link plate (1), connection clamp plate (3) are connected on frame link plate (1), and after connecting clamp plate (3) compress tightly down articulate aftertreatment ware link plate (2), and make aftertreatment ware link plate (2) are fixed on frame link plate (1).

2. The vehicle exhaust aftertreatment device mounting structure according to claim 1, wherein:

one side of frame link plate (1) is formed with and hangs and connect groove (101), the notch that hangs and connect groove (101) is equipped with and hangs and connects roof beam (102), one side of aftertreatment ware link plate (2) is equipped with couple (201) that the slope was arranged, aftertreatment ware link plate (2) pass through couple (201) slant is stretched into down hang and connect groove (101), and articulate and connect on hanging connects roof beam (102).

3. The vehicle exhaust aftertreatment device mounting structure according to claim 2, wherein:

the hanging beam (102) and the hooks (201) are arranged in a plurality of vertical intervals, part of the hooks (201) are hung on the hanging beam (102) corresponding to the hooks, and gaps are reserved between part of the hooks (201) and the hanging beam (102) corresponding to the hooks, so that the hooks are suspended above the hanging beam (102).

4. The vehicle exhaust aftertreatment device mounting structure according to claim 3, wherein:

the end of each hook (201) is provided with a vertical hook surface (2011), a frame hanging plate vertical surface (1011) is formed in the hanging groove (101) corresponding to each hook (201), and each vertical hook surface (2011) abuts against the corresponding frame hanging plate vertical surface (1011).

5. The vehicle exhaust aftertreatment device mounting structure according to claim 4, wherein:

at least a hanging beam inclined surface (1021) and a hanging hook inclined surface (2012) are respectively formed on the hanging beam (102) and the hanging hook (201) which are hung together, and the hanging hook inclined surface (2012) is abutted against the hanging beam inclined surface (1021).

6. The vehicle exhaust aftertreatment device mounting structure according to claim 2, wherein:

the side wall of the frame hanging plate (1) is provided with a through hole (103) which penetrates into the hanging groove (101).

7. The vehicle exhaust aftertreatment device mounting structure according to claim 1, wherein:

connect clamp plate (3) and connect the top of frame link plate (1), be formed with the face of compressing tightly (301) that the slope was arranged on connecting clamp plate (3), the top of aftertreatment link plate (2) is formed with inclined plane (202), connecting clamp plate (3) pass through compress tightly face (301) with go up the butt between inclined plane (202) and compress tightly aftertreatment link plate (2).

8. The vehicle exhaust aftertreatment device mounting structure according to claim 1, wherein:

still include frame outside backing plate (4) and/or frame inside backing plate (5), frame outside backing plate (4) are located outside the frame, and fix the frame with between frame link plate (1), frame inside backing plate (5) are located in the frame, and fix and be used for connecting the connecting piece of frame link plate (1) with between the frame.

9. The vehicle exhaust aftertreatment device mounting structure according to any one of claims 1 to 8, characterized in that:

at least one of the frame hanging plate (1), the postprocessor hanging plate (2) and the connecting pressing plate (3) is formed by casting.

10. A vehicle, characterized in that:

an exhaust system of the vehicle is provided with an aftertreatment device mounted on a frame of the vehicle by the vehicle exhaust aftertreatment device mounting structure according to any one of claims 1 to 9.

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