CN217893003U - Reinforcing plate of front auxiliary frame and vehicle - Google Patents
Reinforcing plate of front auxiliary frame and vehicle Download PDFInfo
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- CN217893003U CN217893003U CN202222294139.4U CN202222294139U CN217893003U CN 217893003 U CN217893003 U CN 217893003U CN 202222294139 U CN202222294139 U CN 202222294139U CN 217893003 U CN217893003 U CN 217893003U
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 133
- 230000002787 reinforcement Effects 0.000 claims description 32
- 230000004044 response Effects 0.000 abstract description 6
- 230000035945 sensitivity Effects 0.000 abstract description 6
- 239000003351 stiffener Substances 0.000 description 11
- 238000013016 damping Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a reinforcing plate and vehicle of preceding sub vehicle frame, the front end of reinforcing plate is provided with preceding sub vehicle frame connecting portion, the rear end of reinforcing plate is provided with automobile body skeleton connecting portion, in the direction from the front to the back, the width of reinforcing plate presents the trend of increasing. From this, through the reinforcing plate that sets up preceding sub vehicle frame, can promote preceding sub vehicle frame rear portion whole framework intensity, reduce the vibration response sensitivity to improve vehicle reliability and durability, improve driver and crew's riding comfort.
Description
Technical Field
The utility model belongs to the technical field of the automotive technology and specifically relates to a reinforcing plate and vehicle of preceding sub vehicle frame are related to.
Background
With the continuous improvement of the living standard of people, vehicles no longer only meet the requirements of transportation tools, the requirements of people on the quality of automobiles are continuously improved, and the noise vibration performance of the vehicles becomes the key point of competition of various vehicles and enterprises. The Vibration generated by the power assembly is transmitted to the vehicle body through the front auxiliary frame, so that the problem of Vibration Noise of the whole vehicle is caused, the strength of the front auxiliary frame is improved, the Vibration Noise of the power assembly transmitted to the whole vehicle through the power assembly is reduced, and the Noise, vibration and Harshness (NVH) control important item is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a reinforcing plate of preceding sub vehicle frame can promote the whole framework intensity in sub vehicle frame rear portion before the improvement, and effective damping power assembly vibration noise transfer energy reduces vibration noise in the car to improve vehicle durability, improve the travelling comfort that takes of driver and crew.
The utility model also provides a vehicle.
According to the utility model discloses a reinforcing plate of preceding sub vehicle frame, the front end of reinforcing plate is provided with preceding sub vehicle frame connecting portion, the rear end of reinforcing plate is provided with automobile body skeleton connecting portion, in the direction from the front to the back, the width of reinforcing plate presents the trend of increasing.
From this, through the reinforcing plate that sets up preceding sub vehicle frame, can promote preceding sub vehicle frame rear portion whole framework intensity, the vibration noise transmission energy of effective damping power assembly reduces interior vibration noise to improve vehicle durability, improve driver and crew's riding comfort.
In some examples of the invention, the stiffener is trapezoidal, at least one of the left side, the right side, and the rear side of the stiffener is provided with an arch.
In some examples of the present invention, the arch structures of the left and right sides of the reinforcing plate are symmetrically disposed about a central axis extending in the front-rear direction of the reinforcing plate; and/or the arch structure of the left side edge of the reinforcing plate and the arch structure of the rear side edge of the reinforcing plate have different height-to-width ratios.
In some examples of the present invention, a reinforcement cavity is formed in the reinforcement plate, the reinforcement cavity being in a closed loop shape.
In some examples of the invention, the stiffening plate is trapezoidal, and the stiffening cavity is correspondingly trapezoidal.
In some examples of the present invention, the reinforcing plate is provided with a reinforcing rib, and the reinforcing rib is located in a middle region surrounded by the reinforcing cavity.
In some examples of the present invention, the reinforcing ribs are a plurality of, a plurality of extending in the front-rear direction and spaced apart in the left-right direction, and a plurality of extending in the left-right direction are arranged in an increasing direction from the left and right sides to the middle.
In some examples of the invention, an elastic damper block is provided on the top of the reinforcement cavity.
In some examples of the present invention, the front end of the reinforcing plate is provided with a turned-up edge bent at the front upper side.
According to the utility model discloses a vehicle, include: a front subframe; a vehicle body frame; the reinforcing plate of preceding sub vehicle frame, preceding sub vehicle frame connecting portion connect in on the preceding sub vehicle frame, automobile body skeleton connecting portion connect in on the automobile body skeleton.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic position diagram of a reinforcement plate of a front subframe according to an embodiment of the present invention;
FIG. 2 is a front view of a reinforcement plate of the front subframe according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a reinforcement plate of the front subframe according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a reinforcement cavity according to an embodiment of the present invention.
Reference numerals:
100. a reinforcing plate; 200. a front subframe; 210. a cross beam;
10. an arch structure; 11. a front subframe connecting portion; 12. a vehicle body frame connecting portion;
20. a reinforcement cavity; 30. reinforcing ribs;
40. an elastic damping block; 50. and (5) flanging.
Detailed Description
Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.
The reinforced plate 100 of the front subframe 200 according to the embodiment of the present invention is described in detail below with reference to fig. 1 to 4, and the reinforced plate 100 of the front subframe 200 is used in a vehicle to improve the overall structural strength of the rear portion of the front subframe 200.
As shown in fig. 1, a front subframe connecting portion 11 is provided at a front end of a reinforcing plate 100, a body frame connecting portion 12 is provided at a rear end of the reinforcing plate 100, and a width of the reinforcing plate 100 is increased in a front-to-rear direction, specifically, a front subframe connecting portion 11 provided at a front end of the reinforcing plate 100 is capable of being connected to a front subframe 200 of a vehicle, a body frame connecting portion 12 provided at a rear end of the reinforcing plate 100 is capable of being connected to a body frame, and the reinforcing plate 100 is capable of being connected to the body frame in a direction from a narrow portion of the front subframe 200 to a wide portion of the body frame, and the reinforcing plate 200, the reinforcing plate 100 of the front subframe 200 and the body frame are connected as a whole without changing the front subframe 200 and the body frame, so that the strength of the front subframe 200, the reinforcing plate 100 of the front subframe 200 and the body frame are mutually increased by strength of each other, thereby increasing the strength of the vehicle; the reinforcing plate 100 of the front subframe 200 can be transited from the narrow part of the front subframe 200 to the wider part of the vehicle body framework, the width of the reinforcing plate 100 of the front subframe 200 is increased, the stress area of the reinforcing plate 100 is increased, the structural strength can be higher, the vibration response sensitivity can be reduced, the reliability and the durability of a vehicle can be improved, and the comfort of drivers and passengers can be improved.
Wherein, preceding sub vehicle frame connecting portion 11 can be for preceding sub vehicle frame connecting hole, and preceding sub vehicle frame connecting hole can be two, and two preceding sub vehicle frame connecting holes set up at the interval in the left right direction, and it can be located the crossbeam 210 fixed connection of rearmost with preceding sub vehicle frame 200, and automobile body skeleton connecting portion 12 can be the automobile body skeleton connecting hole, and the automobile body skeleton connecting hole can be four, and four automobile body skeleton connecting holes set up at the interval in the left right direction, and it can be located the crossbeam fixed connection of foremost with the automobile body skeleton.
Therefore, the reinforcing plate 100 of the front subframe 200 can improve the overall structural strength of the rear part of the front subframe 200, reduce the vibration response sensitivity, improve the reliability and durability of the vehicle and improve the riding comfort of drivers and passengers.
The utility model discloses an in some examples, combine fig. 2 and fig. 3 to show, reinforcing plate 100 is trapezoidal, and trapezoidal upper base correspondence is connected on preceding sub vehicle frame 200, and trapezoidal correspondence is gone to the bottom is connected on automobile body frame, and sub vehicle frame 200 rear portion intensity before reinforcing plate 100 of so shape can utilize trapezoidal having the big characteristics of intensity to promote to can reduce vibration response sensitivity better. The thickness of the stiffener plate 100 may be between 1mm and 3mm, for example, 1mm, 1.5mm, 2mm, 2.5mm, or 3mm.
Still, at least one in left side, right side and the rear side of reinforcing plate 100 is provided with domes 10, specifically, reinforcing plate 100 wholly is trapezoidal, and the edge of reinforcing plate 100 is provided with domes 10, so sets up, and reinforcing plate 100 edge is in the space is three-dimensional non-planar structure, can strengthen reinforcing plate 100's rigidity and intensity, and then promotes the holistic reliability of automobile body and durability.
Specifically, referring to fig. 2, the left and right arches 10 of the stiffener 100 are symmetrically disposed about the central axis of the stiffener 100 extending in the front-back direction, and the left arch 10 of the stiffener 100 has a different aspect ratio than the rear arch 10 of the stiffener 100. That is, the left and right arches 10 on the stiffener 100 are symmetrically arranged, and the left and right arches 10 have the same aspect ratio, wherein the aspect ratio of the arch 10 refers to the ratio of the arch rise to the arch length, the rise is the vertical height from the arch top to the arch foot, that is, the size of the concave portion of the arch 10, that is, the maximum size of the inward recess of the arch 10, and the arch length is the arch span size, that is, the size in the extending direction of the arch 10, that is, the length size of the arch 10 on the left and right sides, the symmetric center line of the left and right arches 10 is the central axis of the stiffener 100 in the front-back direction, and the aspect ratio of the arch on the left and right sides of the stiffener 100 is different from the aspect ratio of the arch 10 on the back side of the stiffener 100.
So set up, can be so that the domes 10 atress of the reinforcing plate 100 left and right sides more even, avoid the problem of reinforcing plate 100 both sides local stress concentration, can also make reinforcing plate 100 left and right sides and rear side can absorb the vibration that comes from the different frequencies of automobile body transmission to promote the equilibrium and the effect of keeping away of vehicle frequently. For example, the edge of the reinforcing plate 100 is a thick plate structure with a thickness of 1.5mm, the edge of the reinforcing plate 100 is provided with an arch structure 10, the left and right sides of the reinforcing plate 100 are integrally trapezoidal, and the height-width ratio of the rear side of the reinforcing plate 100 is 0.41 arch structure 10, and the height-width ratio of the rear side of the reinforcing plate 100 is integrally trapezoidal and is 0.06 arch structure 10, so that the quality of the reinforcing plate 100 can be reduced on the premise of ensuring the strength of the reinforcing plate 100, thereby reducing the cost of the vehicle, absorbing the vibration of different frequencies transmitted by the vehicle body, and realizing the frequency avoidance effect.
In some examples of the utility model, as shown in fig. 4, be formed with in the reinforcing plate 100 and strengthen chamber 20, it is closed ring type to strengthen chamber 20, specifically, reinforcing plate 100 is wholly trapezoidal, four edges of reinforcing plate 100 can all correspond and strengthen chamber 20, it forms coherent closed loop cavity to strengthen chamber 20, so set up, it can absorb the vibration of the different frequencies that come from the automobile body transmission to strengthen chamber 20, thereby realize keeping away the effect frequently, reinforcing plate 100 is strengthening chamber 20's position protrusion setting, the bulge is box-shaped, the reinforcing chamber 20 that so sets up is three-dimensional non-planar structure in the space, and bigger intensity, thereby can promote reinforcing plate 100's stability. For example, the reinforcing cavities 20 with the depth of 20mm and the width of different widths are designed on the reinforcing plate 100, so that the strength of the reinforcing plate 100 can be improved by utilizing the characteristic of large strength of a closed box, and the vibration response sensitivity is reduced, thereby improving the reliability and durability of the vehicle and improving the riding comfort of drivers and passengers.
Further, combine as shown in fig. 2, strengthen chamber 20 and be trapezoidally correspondingly, wherein, the trapezoidal edge along reinforcing plate 100 contracts to reinforcing plate 100 inside for the reinforcing chamber 20 of the trapezoidal shape of an equal proportion, so set up, compare in the reinforcing chamber 20 that sets up other shapes in wholly being trapezoidal reinforcing plate 100, strengthen chamber 20 and correspond and be trapezoidally can make reinforcing chamber 20 increase reinforcing chamber 20 lifting surface area in reinforcing plate 100 is last limited space, and will form two trapezoidal stable structures on reinforcing plate 100, thereby promote the rigidity and the intensity of reinforcing plate 100, promote the effective lifting surface space who strengthens chamber 20, and then improve the stability and the durability of reinforcing plate 100.
Specifically, as shown in fig. 3 and fig. 4, the reinforcing plate 100 is provided with the reinforcing rib 30, the reinforcing rib 30 is located in the middle region surrounded by the reinforcing cavity 20, wherein the reinforcing rib 30 is located in the middle region surrounded by the reinforcing cavity 20, and thus the middle region surrounded by the reinforcing cavity 20 can be in a three-dimensional non-planar structure in space, so as to improve the strength and rigidity of the middle region surrounded by the reinforcing cavity 20, and further improve the stability and durability of the reinforcing plate 100. For example, six reinforcing ribs 30 with a width of 25mm and a length of 60 mm, 125 mm and 157mm are designed on the central region surrounded by the reinforcing cavity 20, the depth of the reinforcing ribs 30 can be designed to be 15 mm and 20mm, the central region surrounded by the reinforcing cavity 20 can be in a three-dimensional non-planar structure in space due to the six reinforcing ribs 30, and the six reinforcing ribs 30 can also absorb vibration of different frequencies transmitted by a vehicle body, so that the stability of the reinforcing plate 100 is improved, and the frequency avoiding effect is improved.
Further, as shown in fig. 3 and fig. 4, the number of the reinforcing ribs 30 is multiple, the plurality of reinforcing ribs 30 extend in the front-rear direction, the plurality of reinforcing ribs 30 are arranged at intervals in the left-right direction, the lengths of the plurality of reinforcing ribs 30 gradually increase in the direction from the left side to the right side toward the middle, wherein the middle area surrounded by the reinforcing cavity 20 is provided with the plurality of reinforcing ribs 30, the lengths of the reinforcing ribs 30 extend along the left side and the right side toward the central axis of the reinforcing plate 100 in the front-rear direction, the lengths of the reinforcing ribs 30 gradually increase, so that the middle area inner space surrounded by the reinforcing cavity 20 can be better utilized, the stressed area of the reinforcing ribs 30 in the middle area surrounded by the reinforcing cavity 20 is increased, the strength and the rigidity of the middle area surrounded by the reinforcing cavity 20 are improved, and the overall stability and durability of the reinforcing plate 100 are further improved.
Further, as shown in fig. 3, the width of the reinforcing plate 100 at the left and right sides of the reinforcing cavity 20 is 40mm, the depth of the reinforcing plate is 1mm, the width of the reinforcing plate is 16mm, and the depth of the reinforcing plate is 1mm, so that the strength and rigidity of the edge of the reinforcing plate 100 and the edge of the reinforcing cavity 20 can be improved, and the vibration of different frequencies transmitted by the vehicle body can be absorbed, thereby improving the stability of the reinforcing plate 100 and improving the frequency avoiding effect.
Specifically, as shown in fig. 3 and 4, an elastic damper 40 is disposed on the top of the reinforcing cavity 20, wherein the elastic damper 40 is capable of attenuating vibration energy transmitted from the vehicle body while ensuring the strength and rigidity of the reinforcing plate 100, thereby reducing the vibration response sensitivity of the vehicle body and improving the comfort of the driver and passengers. For example, the elastic damping block 40 may be a rubber structure, and two rubber structures are designed on the top of the reinforcing cavity 20, so that the vibration energy transmitted to the reinforcing plate 100 can be attenuated by using the rubber damping characteristic, thereby achieving the frequency avoiding effect and further improving the comfort of the driver and passengers.
The utility model discloses an in some examples, as shown in combination with fig. 3, the front end of reinforcing plate 100 is provided with the turn-ups 50 of the upper front side of buckling, specifically, reinforcing plate 100 is provided with the turn-ups 50 of the upper front side of buckling along the front end to the locomotive direction, so set up, can improve the area of contact of reinforcing plate 100 and preceding sub vehicle frame 200, turn-ups 50 of taking the angle bears the power that comes from not equidirectional in the vehicle space, make reinforcing plate 100 and preceding sub vehicle frame 200's junction more stable, thereby promote the durability and the reliability of vehicle.
According to the embodiment of the utility model provides a vehicle of second aspect includes: preceding sub vehicle frame 200, automobile body skeleton and foretell preceding sub vehicle frame 200's reinforcing plate 100, preceding sub vehicle frame connecting portion 11 are connected on preceding sub vehicle frame 200, and automobile body skeleton connecting portion 12 is connected on automobile body skeleton, so sets up, can promote preceding sub vehicle frame 200 rear portion whole framework intensity, and effective damping power assembly vibration noise transfer energy reduces interior vibration noise of car to improve vehicle durability, improve driver and crew's riding comfort.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The reinforcing plate of the front auxiliary frame is characterized in that a front auxiliary frame connecting part is arranged at the front end of the reinforcing plate, a vehicle body framework connecting part is arranged at the rear end of the reinforcing plate, and the width of the reinforcing plate increases in the front-to-rear direction.
2. The reinforcement plate of a front subframe of claim 1 wherein said reinforcement plate is trapezoidal in shape, and at least one of the left, right and rear sides of said reinforcement plate is provided with an arch.
3. The reinforcement plate of the front subframe of claim 2 wherein the left and right side arches of the reinforcement plate are symmetrically disposed about a central axis extending fore and aft of the reinforcement plate; and/or
The arch structure of the left side edge of the reinforcing plate and the arch structure of the rear side edge of the reinforcing plate have different height-to-width ratios.
4. The reinforcement plate of the front subframe of claim 1 wherein said reinforcement plate has a reinforcement cavity formed therein, said reinforcement cavity being in the form of a closed loop.
5. The reinforcement plate of a front subframe of claim 4 wherein said reinforcement plate is trapezoidal and the reinforcement cavity is correspondingly trapezoidal.
6. The reinforcement plate of a front subframe of claim 5 wherein said reinforcement plate is provided with a reinforcement rib located in a central region bounded by said reinforcement cavity.
7. The reinforcement plate for a front subframe according to claim 6, wherein the reinforcing rib is provided in plurality, the plurality of reinforcing ribs extend in a front-rear direction and are arranged at intervals in a left-right direction, and the length of the plurality of reinforcing ribs increases in a direction from left and right sides toward a middle portion.
8. The reinforcement plate of a front subframe of claim 4 wherein a resilient damper block is disposed on the top of said reinforcement cavity.
9. The reinforcement plate of the front subframe according to claim 1, wherein a front end of the reinforcement plate is provided with a flange bent upward and forward.
10. A vehicle, characterized by comprising:
a front subframe;
a vehicle body frame;
the reinforcement panel of a front subframe of any one of claims 1-9, wherein said front subframe attachment portion is attached to said front subframe and said body frame attachment portion is attached to said body frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222294139.4U CN217893003U (en) | 2022-08-30 | 2022-08-30 | Reinforcing plate of front auxiliary frame and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222294139.4U CN217893003U (en) | 2022-08-30 | 2022-08-30 | Reinforcing plate of front auxiliary frame and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217893003U true CN217893003U (en) | 2022-11-25 |
Family
ID=84107319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222294139.4U Active CN217893003U (en) | 2022-08-30 | 2022-08-30 | Reinforcing plate of front auxiliary frame and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217893003U (en) |
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2022
- 2022-08-30 CN CN202222294139.4U patent/CN217893003U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231108 Address after: No. 888 Rainbow Road, Yangshe Town, Zhangjiagang City, Suzhou City, Jiangsu Province, 215637 Patentee after: Liang Liang Automobile Co.,Ltd. Address before: 071000 No. 2266 Chaoyang South Street, Hebei, Baoding Patentee before: GREAT WALL MOTOR Co.,Ltd. |