CN218703531U - Exhaust lifting hook reinforcing structure and vehicle with same - Google Patents

Abstract

The utility model provides an exhaust lifting hook additional strengthening and have its vehicle, exhaust lifting hook additional strengthening includes: the exhaust lifting hook is connected to the reinforcing part, and the reinforcing part is connected to the rear floor longitudinal beam and is close to the joint of the rear floor longitudinal beam and the rear floor cross beam. Use the technical scheme of the utility model, through connecting the exhaust lifting hook on the reinforcement, be favorable to strengthening the rigidity of exhaust lifting hook, connect the reinforcement on back floor longeron and near the junction setting of back floor longeron and back floor crossbeam, because the junction rigidity of back floor longeron and back floor crossbeam is great to further promote the rigidity of exhaust lifting hook department, be favorable to reducing the vibration of exhaust lifting hook to the automobile body transmission, reduce the noise of vehicle, improve the riding comfort of vehicle.

Description

Exhaust lifting hook reinforcing structure and vehicle with same

Technical Field

The utility model relates to an automobile exhaust system technical field particularly, relates to an exhaust lifting hook additional strengthening and have its vehicle.

Background

With the improvement of living standard of people, the quality requirement of consumers on automobiles is higher and higher. The riding comfort, safety and quietness of the vehicle are more and more concerned by consumers, and the low noise in the vehicle can give good quality impression to the consumers.

The exhaust system is one of the main noise sources of the vehicle, and the vibration of the exhaust system causes the noise and vibration problems of the vehicle, and there are several cases: firstly, the self excitation of the exhaust system is large, and secondly, the rigidity of the exhaust hook is insufficient. The dynamic stiffness of the exhaust hook is poor due to insufficient dynamic stiffness, and the vibration of an exhaust system can be transmitted to a vehicle body to the maximum extent through the exhaust hook and then transmitted into the vehicle, so that the problem of vibration or noise of a cab in the vehicle is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an exhaust lifting hook additional strengthening and have its vehicle to solve among the prior art exhaust system's vibration wide limit transmission and cause the big problem of vehicle noise to the automobile body.

In order to achieve the above object, according to an aspect of the present invention, there is provided an exhaust hook reinforcement structure, including: the exhaust lifting hook is connected to the reinforcing part, and the reinforcing part is connected to the rear floor longitudinal beam and is close to the joint of the rear floor longitudinal beam and the rear floor cross beam.

Further, the reinforcement includes the reinforcement body, and the border of reinforcement body is provided with a plurality of connection turn-ups.

Furthermore, the rear floor longitudinal beam comprises a rear floor longitudinal beam body and a rear floor longitudinal beam cover plate, and the rear floor longitudinal beam cover plate is covered on the rear floor longitudinal beam body; the connecting flanges comprise a first flange and a second flange which are arranged on two opposite sides of the reinforcement body along the length direction of the rear floor longitudinal beam, and a third flange which is arranged on one side of the reinforcement body deviating from the rear floor transverse beam, the first flange and the second flange are connected with the bottom wall of the rear floor longitudinal beam body, and the third flange is connected with the side wall of one side of the rear floor longitudinal beam body deviating from the rear floor transverse beam.

Furthermore, the exhaust lifting hook comprises a first lifting hook and a second lifting hook, the first lifting hook comprises a connecting section, a first bending section, a second bending section and an exhaust mounting section which are sequentially connected end to end, the first bending section is bent relative to the connecting section, the second bending section is bent relative to the first bending section, the exhaust mounting section is bent relative to the second bending section, the connecting section is connected with the reinforcement body, and the exhaust mounting section is used for mounting an exhaust system; the second lifting hook is arranged on one side, close to the rear floor beam, of the reinforcement body, and comprises a third bending section and a fourth bending section which are oppositely bent and arranged, the third bending section is fixedly connected with the bottom wall of the rear floor longitudinal beam body, and the fourth bending section is connected with the first bending section.

Further, be provided with the mounting groove on the reinforcement body, the linkage segment setting of first lifting hook is in the mounting groove to with reinforcement body welded connection, the both sides of mounting groove are provided with the locating hole.

Further, still include: the longitudinal beam reinforcing plate is arranged corresponding to the reinforcing part and located in the rear floor longitudinal beam, the longitudinal beam reinforcing plate comprises two side plates which are arranged oppositely and at intervals, the bottom plates are connected with the bottom plate between the side plates, the bottom plates are welded with the bottom wall of the rear floor longitudinal beam body, and the two side plates are connected with the side walls of the corresponding rear floor longitudinal beam body respectively.

Further, still include: the backup pad, backup pad and reinforcement stagger the setting and are located between longeron reinforcing plate and the back floor longeron apron, and the backup pad includes backup pad section and two supporting legs, and the backup pad section is connected between two supporting legs in order to enclose and establish into the U-shaped structure, and the opening side of backup pad sets up towards one side at mounting box body place, is provided with the fourth on two supporting legs and connects the turn-ups, and the turn-ups is connected with the bottom plate to the fourth, and the backup pad section is lapped with back floor longeron.

Furthermore, a plurality of first mounting holes are formed in the bottom plate, a plurality of second mounting holes are formed in the supporting plate section, and the supporting plate section is connected with the rear floor longitudinal beam cover plate through a connecting piece.

Furthermore, two ends of the rear floor beam are connected with the rear floor longitudinal beam through a first connecting plate respectively, and the reinforcing piece is arranged close to the first connecting plate.

According to another aspect of the utility model, a vehicle is provided, and the vehicle includes foretell exhaust lifting hook additional strengthening.

Use the technical scheme of the utility model, through connecting the exhaust lifting hook on the reinforcement, be favorable to strengthening the rigidity of exhaust lifting hook to connect the reinforcement on back floor longeron and be close to the junction setting of back floor longeron and back floor crossbeam, because the junction rigidity of back floor longeron and back floor crossbeam is great, thereby further promote the rigidity of exhaust lifting hook department, be favorable to reducing the vibration of exhaust lifting hook to the automobile body transmission, reduce the noise of vehicle, improve the riding comfort of vehicle.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows a schematic structural view of a first embodiment of an exhaust hook reinforcement structure according to the present invention;

figure 2 shows a schematic structural view of a second embodiment of an exhaust hook reinforcement structure according to the present invention;

figure 3 shows a schematic structural view of a third embodiment of an exhaust hook reinforcement structure according to the present invention;

FIG. 4 showsbase:Sub>A schematic cross-sectional structural view of the embodiment at A-A in FIG. 3;

figure 5 shows a schematic structural view of a fourth embodiment of an exhaust hook reinforcement structure according to the present invention;

figure 6 shows a schematic structural view of a fifth embodiment of an exhaust hook reinforcement structure according to the present invention;

figure 7 shows a schematic structural view of a sixth embodiment of an exhaust hook reinforcement structure according to the present invention;

fig. 8 shows a schematic structural view of a seventh embodiment of an exhaust hook reinforcement structure according to the present invention;

FIG. 9 shows a schematic structural view of an embodiment of a stiffener mated with a rear floor stringer in accordance with the present disclosure;

fig. 10 shows a schematic structural view of an eighth embodiment of an exhaust hook reinforcement according to the present invention;

fig. 11 shows a schematic structural view of an embodiment of a stringer stiffener according to the present invention;

fig. 12 shows a schematic structural view of an embodiment of a support plate according to the present invention;

fig. 13 shows a schematic structural view of an embodiment of the support plate cooperating with the first connection plate according to the invention;

fig. 14 shows a schematic structural view of an embodiment of a second connection plate according to the invention.

Wherein the figures include the following reference numerals:

10. a rear floor stringer;

20. a rear floor beam;

30. an exhaust hook; 31. a first hook; 311. a connection section; 312. a first bending section; 313. a second bending section; 314. an exhaust mounting section; 32. a second hook; 321. a third bending section; 322. a fourth bending section;

40. a reinforcement; 41. positioning holes; 42. a first flanging; 43. second flanging; 44. third flanging;

50. a stringer stiffener;

60. a support plate; 61. supporting legs; 611. a fourth connecting flanging; 62. a support plate segment; 621. a second mounting hole;

70. a first connecting plate;

80. a second connecting plate; 81. a first plate section; 82. a second plate section; 83. a third plate section;

90. back floor longeron apron.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Referring to fig. 1-14, according to an embodiment of the present application, a vent hook reinforcement structure is provided.

Specifically, the exhaust hook reinforcement structure includes an exhaust hook 30 and a reinforcement 40, the exhaust hook 30 is connected to the reinforcement 40, and the reinforcement 40 is connected to the rear floor side member 10 and is disposed near the junction of the rear floor side member 10 and the rear floor cross member 20.

By applying the technical scheme of the embodiment, the exhaust hook 30 is connected to the reinforcing part 40, so that the rigidity of the exhaust hook 30 is favorably enhanced, the reinforcing part 40 is connected to the rear floor longitudinal beam 10 and is arranged close to the joint of the rear floor longitudinal beam 10 and the rear floor cross beam 20, and the rigidity of the joint of the rear floor longitudinal beam 10 and the rear floor cross beam 20 is higher, so that the rigidity of the exhaust hook 30 is further improved, the vibration transmitted to a vehicle body by the exhaust hook 30 is favorably reduced, the noise of the vehicle is reduced, and the riding comfort of the vehicle is improved.

As shown in fig. 6, the reinforcement 40 includes a reinforcement body, and a plurality of connection flanges are provided at the edge of the reinforcement body.

With reference to fig. 2 and 9, the rear floor stringer 10 includes a rear floor stringer body and a rear floor stringer cover plate 90, the rear floor stringer cover plate 90 covers the rear floor stringer body, the plurality of connecting flanges include a first flange 42 and a second flange 43 disposed on opposite sides of the stiffener body along a length direction of the rear floor stringer, and a third flange 44 disposed on one side of the stiffener body deviating from the rear floor stringer, the first flange 42 and the second flange 43 are connected with a bottom wall of the rear floor stringer body, and the third flange 44 is connected with a side wall of one side of the rear floor stringer body deviating from the rear floor stringer 20. In the present embodiment, the reinforcement 40 is welded to the rear floor side member 10 through the first flange 42, the second flange 43, and the third flange 44, so that the connection reliability between the reinforcement 40 and the rear floor side member 10 is improved. The reinforcement body is of a box-shaped structure, and a hollow structure is enclosed between the reinforcement body and the bottom wall of the rear floor longitudinal beam body. This structural design of the reinforcement 40 achieves the technical effect of reinforcing the rigidity of the exhaust hook 30. The rear floor longitudinal beam body is convexly arranged on one side of the rear floor longitudinal beam cover plate 90, folding edges are arranged on two sides of the rear floor longitudinal beam body, and a cavity is formed between the rear floor longitudinal beam body and the rear floor longitudinal beam cover plate 90 in an enclosing mode.

As shown in fig. 1 and 7, the exhaust hook 30 includes a first hook 31 and a second hook 32, the first hook 31 includes a connection section 311, a first bending section 312, a second bending section 313 and an exhaust installation section 314 that are sequentially connected end to end, the first bending section 312 is arranged to be bent with respect to the connection section 311, the second bending section 313 is arranged to be bent with respect to the first bending section 312, the exhaust installation section 314 is arranged to be bent with respect to the second bending section 313, the connection section 311 is connected to the reinforcement body, and the exhaust installation section 314 is used for installing an exhaust system. This arrangement shortens the cantilever length of the first hook 31, thereby raising the self-rigidity of the first hook 31. Second lifting hook 32 sets up in the reinforcement body and is close to one side of back floor crossbeam 20, and second lifting hook 32 is connected with the diapire of back floor longeron body including the third bending section 321 and the fourth bending section 322 that set up of bending relatively, third bending section 321, fourth bending section 322 and first bending section 312 to make second lifting hook 32 play the supporting role to first lifting hook 31, be favorable to further improving first lifting hook 31's rigidity. Wherein the second hook 32 is Z-shaped. Further, the second hook 32 may be provided in an S-shape.

With reference to fig. 6, 7 and 11, a mounting groove is provided on the reinforcement body, the connection section 311 of the first hook 31 is disposed in the mounting groove and welded to the reinforcement body, and positioning holes 41 are provided on two sides of the mounting groove. The positioning holes 41 are formed in the two sides of the mounting groove, so that the welding precision of the first hook 31 is effectively guaranteed.

Further, exhaust lifting hook additional strengthening still includes longeron reinforcing plate 50, and longeron reinforcing plate 50 corresponds reinforcement 40 and sets up and be located back floor longeron 10, and longeron reinforcing plate 50 includes relative and two curb plates that the interval set up and connects the bottom plate between the curb plate, and the bottom plate is connected with the diapire of back floor longeron body, can adopt welded connection for example, and two curb plates are connected with the lateral wall of the back floor longeron body that corresponds respectively. This arrangement reinforces the strength of the rear floor rail 10 and further improves the rigidity at the exhaust hook 30.

As shown in fig. 8 and fig. 10 to fig. 11, the exhaust hook reinforcing structure further includes a supporting plate 60, the supporting plate 60 and the reinforcement 40 are arranged in a staggered manner and are located between the longitudinal beam reinforcing plate 50 and the rear floor longitudinal beam cover plate 90, the supporting plate 60 includes a supporting plate section 62 and two supporting legs 61, the supporting plate section 62 is connected between the two supporting legs 61 to form a U-shaped structure, the opening side of the supporting plate 60 is arranged toward one side where the reinforcement body is located, the two supporting legs 61 are provided with fourth connecting flanges 611, the fourth connecting flanges 611 are fixedly connected with the bottom plate, and the supporting plate section 62 is connected with the rear floor longitudinal beam cover plate 90. In the present embodiment, the supporting plate 60 also supports a portion of the reinforcing member 40, which is beneficial to further increase the dynamic stiffness level at the exhaust hook 30 and reduce the vibration transmitted from the exhaust hook 30 to the vehicle body.

As shown in fig. 8 and 11, a plurality of first mounting holes are formed in the rear floor longitudinal cover plate 90, a plurality of second mounting holes 621 are formed in the supporting plate section 62, and the supporting plate section 62 is connected to the rear floor longitudinal cover plate 90 through a connecting member. In particular, the connecting members are bolts, and as an alternative embodiment, the support plate section 62 and the rear floor rail cover plate 90 may be connected by welding.

Further, both ends of the rear floor cross member 20 are connected to the rear floor frames 10 through a first connecting plate 70, respectively, and the reinforcement member 40 is disposed near the first connecting plate 70, and since the rigidity is high near the first connecting plate 70, disposing the reinforcement member 40 near the first connecting plate 70 further enhances the rigidity of the exhaust hook 30.

In an exemplary embodiment of the present application, a welding via hole is further designed on the bottom plate of the longitudinal beam reinforcing plate 50, the welding via hole has a length of 128mm and a width of 45mm, and by providing the welding via hole, the fourth connecting flange 611 on the supporting leg 61 is welded on the bottom plate of the longitudinal beam reinforcing plate 50, so as to connect the fourth connecting flange 611 with the bottom plate, thereby ensuring the supporting function of the supporting plate 60 on the reinforcing member 40 and the first connecting plate 70.

In yet another exemplary embodiment of the present application, the rear floor rail assembly further includes a second connecting plate 80, the second connecting plate 80 being disposed at an end of the rear floor rail 10, and the second connecting plate 80 being located on a side of the reinforcement 40 and disposed away from the rear floor cross member 20. The second connecting plate 80 is composed of a first plate section 81, a second plate section 82 and a third plate section 83, the second plate section 82 is connected with the first plate section 81, the third plate section 83 is connected with the first plate section 81, and the second plate section 82 and the third plate section 83 are oppositely arranged. The first plate section 81 is fixedly connected with the bottom wall of the rear floor longitudinal beam body, the second plate section 82 is fixedly connected with the side wall of one side of the rear floor longitudinal beam body, which is far away from the rear floor transverse beam 20, and the third plate section 83 is fixedly connected with the side wall of one side of the rear floor longitudinal beam body, which is close to the rear floor transverse beam 20. The first plate section 81 is arranged obliquely upwards, and the second plate section 82 and the third plate section 83 are both arranged into structures with gradually increased cross sections along the length direction of the first plate section and the third plate section, so that the cross section area of the joint of the rear floor longitudinal beam 10 and the rear enclosing plate of the vehicle is increased, and the dynamic stiffness of the exhaust hook 30 is further improved.

According to another specific embodiment of the present application, there is provided a vehicle including the exhaust hook reinforcing structure of any one of the above embodiments. The exhaust hook reinforcing structure in the above embodiment effectively improves the dynamic stiffness at the exhaust hook 30, so that the vibration transmitted from the exhaust hook 30 to the vehicle body is attenuated, the noise in the vehicle is reduced, and the vehicle quality and the riding comfort are improved.

For ease of description, spatially relative terms, such as "over", "above", "on", "upper surface", "over", and the like, may be used herein to describe one element or feature's spatial relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above" may include both an orientation of "above" and "below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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 (10)

1. An exhaust hook reinforcement structure, comprising:

exhaust lifting hook (30) and reinforcement (40), exhaust lifting hook (30) connect in on reinforcement (40), reinforcement (40) are connected on back floor longeron (10) and are close to back floor longeron (10) and back floor crossbeam (20) junction set up.

2. Exhaust hook reinforcement structure according to claim 1, characterized in that the reinforcement (40) comprises a reinforcement body, the edge of which is provided with a plurality of connecting flanges.

3. The vent hook reinforcement structure according to claim 2, wherein the rear floor stringer (10) comprises a rear floor stringer body and a rear floor stringer cover plate (90), the rear floor stringer cover plate (90) covering the rear floor stringer body; a plurality of connect the turn-ups include along back floor longeron (10) length direction set up in first turn-ups (42) and second turn-ups (43) of the relative both sides of reinforcement body, and set up in the reinforcement body deviates from third turn-ups (44) of one side of back floor crossbeam (20), first turn-ups (42) and second turn-ups (43) with the diapire of back floor longeron body is connected, third turn-ups (44) with back floor longeron body deviates from the lateral wall of one side of back floor crossbeam (20) is connected.

4. The exhaust hook reinforcing structure according to claim 3, wherein the exhaust hook (30) comprises a first hook (31) and a second hook (32), the first hook (31) comprises a connecting section (311), a first bending section (312), a second bending section (313) and an exhaust mounting section (314) which are connected end to end in sequence, the first bending section (312) is arranged in a bending mode relative to the connecting section (311), the second bending section (313) is arranged in a bending mode relative to the first bending section (312), the exhaust mounting section (314) is arranged in a bending mode relative to the second bending section (313), the connecting section (311) is connected with the reinforcing member body, and the exhaust mounting section (314) is used for mounting an exhaust system; second lifting hook (32) set up in the reinforcement body is close to one side of back floor crossbeam (20), just second lifting hook (32) are including bending third bending section (321) and fourth bending section (322) that set up relatively, third bending section (321) with the diapire of back floor longeron body is connected, fourth bending section (322) with first bending section (312) are connected.

5. The exhaust lifting hook reinforcing structure according to claim 4, wherein a mounting groove is provided on the reinforcement body, the connection section (311) of the first lifting hook (31) is disposed in the mounting groove and welded to the reinforcement body, and positioning holes (41) are provided on both sides of the mounting groove.

6. The exhaust hook reinforcement structure of claim 3, further comprising:

longeron reinforcing plate (50), longeron reinforcing plate (50) correspond reinforcement (40) set up and are located in back floor longeron (10), longeron reinforcing plate (50) are including relative and two curb plates that the interval set up and connect bottom plate between the curb plate, the bottom plate with the diapire welding of back floor longeron body, two the curb plate respectively with correspond the lateral wall of back floor longeron body is connected.

7. The exhaust hook reinforcement structure of claim 6, further comprising:

backup pad (60), backup pad (60) with reinforcement (40) stagger the setting and are located longeron reinforcing plate (50) with between back floor longeron apron (90), backup pad (60) are including backup pad section (62) and two supporting legs (61), backup pad section (62) are connected in two in order enclosing to establish the U-shaped structure between supporting leg (61), the opening side orientation of backup pad (60) one side setting at reinforcement body place, two be provided with fourth connection turn-ups (611) on supporting leg (61), fourth connection turn-ups (611) with the bottom plate is connected, backup pad section (62) with back floor longeron apron (90) are connected.

8. The exhaust lifting hook reinforcing structure according to claim 7, wherein the rear floor longitudinal beam cover plate (90) is provided with a plurality of first mounting holes, the supporting plate section (62) is provided with a plurality of second mounting holes (621), and the supporting plate section (62) is connected with the rear floor longitudinal beam cover plate (90) through a connecting piece.

9. The exhaust hook reinforcement structure according to claim 1, wherein both ends of the rear floor cross member (20) are connected to the rear floor longitudinal members (10) through a first connecting plate (70), respectively, and the reinforcement member (40) is disposed adjacent to the first connecting plate (70).

10. A vehicle characterized by comprising the exhaust hook reinforcement structure according to any one of claims 1 to 9.

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