CN218431445U - Rear longitudinal beam assembly and vehicle - Google Patents
Rear longitudinal beam assembly and vehicle Download PDFInfo
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- CN218431445U CN218431445U CN202223153439.7U CN202223153439U CN218431445U CN 218431445 U CN218431445 U CN 218431445U CN 202223153439 U CN202223153439 U CN 202223153439U CN 218431445 U CN218431445 U CN 218431445U
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Abstract
The utility model discloses a rear longitudinal beam assembly and a vehicle, wherein the rear longitudinal beam assembly comprises a rear floor longitudinal beam and a shock absorber support, the rear floor longitudinal beam comprises an outer side cover plate, an inner side cover plate and an upper side cover plate, the outer side cover plate is positioned at the outer side of the inner side cover plate and is connected with the lower end of the inner side cover plate, the upper side cover plate is connected with the upper end of the outer side cover plate and the upper end of the inner side cover plate, and the outer side cover plate, the inner side cover plate and the upper side cover plate jointly define a first cavity; the shock absorber support is located the downside of back floor longeron and links to each other with outside shroud and inboard apron, and the tie point that outside shroud and shock absorber support link to each other is close to or is located the middle part of shock absorber support. According to the utility model discloses a back longeron assembly can improve the structural strength of back floor longeron, reduces the noise in back floor longeron transmits to the driver's cabin for the weight of back floor longeron is lower, thereby makes the weight of vehicle lower, and then makes the energy consumption of vehicle lower, improves the wholeness ability of vehicle.
Description
Technical Field
The utility model belongs to the technical field of the vehicle and specifically relates to a back longeron assembly and vehicle is related to.
Background
With the improvement of living standard of people, automobile consumers have higher and higher requirements on the quality of automobiles. The automobile body is a direct contact space between a driver and passengers, the safety performance and the quietness degree of the automobile body are more and more concerned by consumers, and the low noise in the automobile can give the consumers an impression of good automobile quality.
The road noise level of the running state of the automobile is a key factor for measuring the quality of the automobile. The road surface is an excitation source of automobile noise, vibration caused by the road surface to the tires can be transmitted to a vehicle body mounting point through the tires and the suspension, the vibration is transmitted to the whole vehicle body through the vehicle body mounting point, air vibration in a cab is caused by the vehicle body vibration, and eardrums of a driver and passengers are caused by the vibrating air, so that people feel noise.
In the related art, the structural strength of the vehicle body attachment point is reinforced by increasing the plate thickness of the floor rear side frame, and the vibration transmitted from the vehicle body attachment point to the vehicle body is reduced, thereby reducing the noise transmitted into the cab. The thickness of the rear floor side member is large, which leads to an increase in the weight of the vehicle and, in turn, an increase in the energy consumption of the vehicle.
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 back longeron assembly of vehicle can improve the structural strength of back floor longeron, reduces the noise in back floor longeron transmits to the driver's cabin for the weight of back floor longeron is lower, makes the energy consumption of vehicle lower, improves the wholeness ability of vehicle.
The utility model also provides a vehicle of having above-mentioned back longeron assembly.
According to the utility model discloses back longeron assembly of the first aspect embodiment, include: the rear floor longitudinal beam comprises an outer side cover plate, an inner side cover plate and an upper side cover plate, wherein the outer side cover plate is positioned on the outer side of the inner side cover plate and is connected with the lower end of the inner side cover plate, the upper side cover plate is connected with the upper end of the outer side cover plate and the upper end of the inner side cover plate, and the outer side cover plate, the inner side cover plate and the upper side cover plate jointly define a first cavity; the shock absorber support is positioned on the lower side of the rear floor longitudinal beam and connected with the outer side cover plate and the inner side cover plate, and the connecting point of the outer side cover plate and the shock absorber support is close to or positioned in the middle of the shock absorber support.
According to the utility model discloses a back longeron assembly, through locating the middle part of shock absorber support or being close to the middle part setting of shock absorber support with the tie point that outer side cover plate and shock absorber support link to each other, can improve the structural strength of back floor longeron, reduce the noise in back floor longeron transmission to the driver's cabin, make inboard apron and the thick thinness that sets up of board of last side cover plate, make the weight of back floor longeron lower, make the weight of vehicle lower, make the energy consumption of vehicle lower, improve the wholeness ability of vehicle.
According to some embodiments of the invention, the plate thickness of the inner side cover plate and the upper side cover plate is smaller than the plate thickness of the outer side cover plate.
According to some embodiments of the invention, the plate thickness of the outer side cover plate is greater than 1.9mm and not greater than 2.5mm.
According to some embodiments of the invention, the plate thickness of the upper side cover plate is smaller than the plate thickness of the inner side cover plate.
According to some embodiments of the utility model, the thick 1.7mm and be not more than 1.9mm of board of inboard apron, the thick 1.5mm and be not more than 1.7mm of board of upside apron.
In some embodiments of the present invention, the part of the outer side cover plate is recessed inward to form a support portion, the support portion includes a support plate and a connection edge, the support plate extends in an up-and-down direction, the connection edge is located at an outer side of the support plate and connected to a lower end of the support portion, the connection edge is connected to the damper support, and the connection edge is close to or located at a middle portion of the damper support.
In some embodiments of the present invention, the rear longitudinal beam assembly further includes an outer side reinforcement plate disposed outside the outer side cover plate, one end of the outer side reinforcement plate is connected to the shock absorber support, the other end of the outer side reinforcement plate is connected to the outer side cover plate, and the outer side reinforcement plate is connected to the outer side cover plate and the shock absorber support to define a second cavity therebetween.
In some embodiments of the present invention, the outer side reinforcing plate includes a reinforcing body and a skirt, and the reinforcing body extends obliquely toward the outer side in a direction from top to bottom, the skirt is connected to the outer peripheral side of the reinforcing body, the skirt is connected to the supporting plate and the shock absorber support, and the outer side edge of the skirt connected to the shock absorber support is flush with the edge of the shock absorber support.
According to some embodiments of the utility model, the back longeron assembly is still including locating inboard reinforcing plate of inboard apron, on the left and right sides direction, the part of shock absorber support is located inboard apron's inboard, inboard reinforcing plate one end with the shock absorber support links to each other, inboard reinforcing plate's the other end with inboard apron links to each other, inboard reinforcing plate with inject the third cavity jointly between the inboard apron.
According to some embodiments of the utility model, the part of inboard reinforcing plate is inwards protruding to form the convex closure, the convex closure with the inboard apron is injectd the third cavity jointly, the convex closure with the shock absorber support links to each other just the outside edge of convex closure with the edge of shock absorber support flushes.
According to the utility model discloses vehicle of second aspect embodiment includes:
the rear longitudinal beam assembly according to the second aspect of the present invention;
the shock absorber comprises a shock absorber spring, and the shock absorber spring is connected with the shock absorber support.
According to the utility model discloses a vehicle, through foretell back longeron assembly, can reduce the noise in back floor longeron transmission to the driver's cabin for the weight of vehicle is lower, makes the energy consumption of vehicle lower, improves the wholeness ability of vehicle.
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 perspective view of a rear longitudinal beam assembly according to some embodiments of the present invention;
FIG. 2 is a perspective view of the rear rail assembly of FIG. 1 from another perspective;
FIG. 3 is a top view of the rear rail assembly of FIG. 1;
fig. 4 isbase:Sub>A cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 3.
Reference numerals are as follows:
100. a rear longitudinal beam assembly;
10. a rear floor stringer; 101. a first cavity;
1. an outer cover plate; 11. a support portion; 111. a support plate; 112. a connecting edge;
2. an inner side cover plate; 21. a force bearing portion; 22. a connecting portion;
3. an upper side cover plate;
4. an outer reinforcing plate; 41. a second cavity; 42. a reinforcement body; 43. a skirt edge;
5. an inner side reinforcing plate; 51. a third cavity; 52. connecting the bottom plate; 53. reinforcing the side plates; 531. a convex hull;
60. a vibration damper support.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
The rear side member assembly 100 according to an embodiment of the present invention is described below with reference to the drawings.
Referring to fig. 1 to 4, a rear longitudinal beam assembly 100 according to an embodiment of the present invention includes a rear floor longitudinal beam 10 and a damper support 60, the rear floor longitudinal beam 10 includes an outer side cover plate 1, an inner side cover plate 2 and an upper side cover plate 3, the outer side cover plate 1 is located outside the inner side cover plate 2, and the outer side cover plate 1 is connected to a lower end of the inner side cover plate 2, for example, the inner side cover plate 2 includes a force bearing portion 21 and a connecting portion 22, the force bearing portion 21 extends substantially in an up-down direction, the connecting portion 22 extends substantially in a horizontal direction, and the connecting portion 22 is connected to a lower end of the force bearing portion 21, and the outer side cover plate 1 is connected to the connecting portion 22.
The upper side cover plate 3 is connected with the upper end of the outer side cover plate 1, the upper side cover plate 3 is connected with the upper end of the inner side cover plate 2, and the outer side cover plate 1, the inner side cover plate 2 and the upper side cover plate 3 jointly define a first cavity 101; by defining the first cavity 101, the energy absorption effect of the rear floor longitudinal beam 10 can be ensured, and the collision performance of the vehicle can be ensured.
The absorber bracket 60 is located on the lower side of the rear floor stringer 10, and the absorber bracket 60 is connected to the outer side cover 1 and the inner side cover 2, and the connection point of the outer side cover 1 to the absorber bracket 60 is located near or in the middle of the absorber bracket 60. Therefore, the outer side cover plate 1 can play a main supporting role for the shock absorber support 60, the width of the part, opposite to the shock absorber support 60, of the first cavity 101 is smaller, under the condition of the same plate thickness, the structural strength of the rear floor longitudinal beam 10 can be improved, noise transmitted to a cab through the rear floor longitudinal beam 10 by the shock absorber support 60 is reduced, and the overall performance of a vehicle is improved.
Moreover, under the condition of ensuring the structural strength of the rear floor longitudinal beam 10, the thicknesses of the inner side cover plate 2 and the upper side cover plate 3 can be set to be thinner, so that the weight of the rear floor longitudinal beam 10 is lower, the energy consumption of the vehicle is lower, and the overall performance of the vehicle is improved.
According to the utility model discloses a back longeron assembly 100, locate the middle part of shock absorber support 60 or be close to the middle part setting of shock absorber support 60 through the tie point that links to each other with outer side cover plate 1 and shock absorber support 60, can improve the structural strength of back floor longeron 10, reduce the noise in back floor longeron 10 transmits to the driver's cabin, make inboard 2 and the board of the side cover plate 3 thick thinner that sets up, make the weight of back floor longeron 10 lower, thereby make the weight of vehicle lower, and then make the energy consumption of vehicle lower, improve the wholeness ability of vehicle.
Referring to fig. 1-4, according to some embodiments of the present invention, the plate thickness of the inner side cover plate 2 and the upper side cover plate 3 is smaller than the plate thickness of the outer side cover plate 1. Because the tie point that outer side shroud 1 links to each other with shock absorber support 60 is close to or is located the middle part of shock absorber support 60, outer side shroud 1 plays main supporting role to shock absorber support 60, inboard shroud 2 and the supporting role of upside apron 3 to shock absorber support 60 are less, it is thinner to set up the thickness of inboard shroud 2 and the board of upside apron 3, can reduce the weight of back floor longeron 10 under the condition of guaranteeing the structural strength of back floor longeron 10, thereby reduce the weight of vehicle, and then reduce the energy consumption of vehicle, improve the wholeness ability of vehicle.
Referring to fig. 1-4, according to some embodiments of the present invention, the thickness of the outer decking 1 is greater than 1.9mm and not greater than 2.5mm. For example, the plate thickness of the outer cover 1 may be 1.91mm, 1.95mm, 2mm, 2.15mm, 2.2mm, 2.25mm, 2.3mm, 2.35mm, 2.4mm, 2.45mm, 2.5mm. The greater the plate thickness of the outer panel 1, the higher the structural strength of the rear floor stringer 10, and the less the noise transmitted into the cab through the rear floor stringer 10; the smaller the plate thickness of the outer panel 1, the lower the weight of the rear floor side member 10, and the lower the weight of the vehicle, resulting in lower energy consumption of the vehicle. The thickness of the outer cover plate 1 is set to be larger than 1.9mm and not larger than 2.5mm, so that the weight of the rear floor longitudinal beam 10 can be reduced while the rear floor longitudinal beam 10 has enough structural strength, the rear floor longitudinal beam 10 has the characteristics of high strength and low weight, and the overall performance of the vehicle is improved.
Referring to fig. 1-4, according to some embodiments of the present invention, the thickness of the upper side cover plate 3 is less than the thickness of the inner side cover plate 2. The upper side cover plate 3 is not connected with the shock absorber support 60, the supporting effect of the upper side cover plate 3 on the shock absorber support 60 is smaller than that of the inner side cover plate 2 on the shock absorber support 60, the plate thickness of the upper side cover plate 3 is set to be thin, the weight of the rear floor longitudinal beam 10 can be reduced under the condition that the structural strength of the rear floor longitudinal beam 10 is guaranteed, the weight of a vehicle is reduced, the energy consumption of the vehicle is further reduced, and the overall performance of the vehicle is improved.
Referring to fig. 1-4, according to some embodiments of the present invention, the plate thickness of the inner side cover plate 2 is greater than 1.7mm and not greater than 1.9mm, for example the plate thickness of the inner side cover plate 2 may be 1.71mm, 1.75mm, 1.8mm, 1.85mm, 1.9mm. The larger the plate thickness of the inner side cover plate 2 is, the higher the structural strength of the rear floor side member 10 is, and the smaller the noise transmitted into the cab through the rear floor side member 10 is; the smaller the thickness of the inner panel 2, the lower the weight of the rear floor side member 10, and the lower the weight of the vehicle, resulting in lower energy consumption of the vehicle. The thickness of the inner side cover plate 2 is set to be larger than 1.7mm and not larger than 1.9mm, so that the weight of the rear floor longitudinal beam 10 can be reduced while the rear floor longitudinal beam 10 is ensured to have enough structural strength, the rear floor longitudinal beam 10 has the characteristics of high strength and low weight, and the overall performance of the vehicle is improved.
Referring to fig. 1-4, according to some embodiments of the present invention, the thickness of the upper side cover plate 3 is not less than 1.5mm and not more than 1.7mm. For example, the thickness of the inner cover 2 may be 1.5mm, 1.55mm, 1.6mm, 1.65mm, or 1.7mm. The greater the thickness of the upper side cover plate 3 is, the higher the structural strength of the rear floor side member 10 is, and the smaller the noise transmitted into the cab through the rear floor side member 10 is; the smaller the thickness of the upper side panel 3, the lower the weight of the rear floor side member 10, and the lower the weight of the vehicle, resulting in lower energy consumption of the vehicle. The thickness of the inner side cover plate 2 is set to be not less than 1.5mm and not more than 1.7mm, so that the weight of the rear floor longitudinal beam 10 can be reduced while ensuring that the rear floor longitudinal beam 10 has sufficient structural strength, the rear floor longitudinal beam 10 has the characteristics of high strength and low weight, and the overall performance of the vehicle is improved.
Referring to fig. 1 to 4, in some embodiments of the present invention, a portion of the outer cover plate 1 is recessed toward the inside to form the supporting portion 11, the supporting portion 11 includes a supporting plate 111 and a connecting edge 112, the supporting plate 111 extends in an up-down direction, the connecting edge 112 is located at an outer side of the supporting plate 111, the connecting edge 112 is connected to a lower end of the supporting portion 11, the connecting edge 112 is connected to the damper mount 60, and a connection point of the connecting edge 112 to the damper mount 60 is located near or at a middle portion of the damper mount 60.
By arranging the supporting part 11 which is sunken towards the inner side on the outer side cover plate 1 and connecting the supporting part 11 with the shock absorber support 60, the width of the rear floor longitudinal beam 10 at other parts except the supporting part 11 is larger in the front-rear direction, the part where the rear floor longitudinal beam 10 is connected with the shock absorber support 60 can be ensured to have enough structural strength, and meanwhile, the rear floor longitudinal beam 10 has a better energy absorption effect, so that the overall performance of the rear floor longitudinal beam 10 is improved, and the overall performance of a vehicle is improved.
For example, the connecting edge 112 is located on the upper side of the connecting portion 22 of the inner side cover plate 2 and connected to the connecting portion 22, the connecting portion 22 is connected to the damper mount 60, and the connecting edge 112 is connected to the damper mount 60 through the connecting portion 22, so that a multi-layer structure is formed between the connecting edge 112 and the damper mount 60, the structural strength of the rear side member assembly 100 can be improved, the supporting effect of the rear floor side member 10 on the damper mount 60 can be improved, and the overall performance of the rear side member assembly 100 can be improved.
Referring to fig. 1-4, in some embodiments of the present invention, the rear floor stringer 10 further includes an outer side reinforcement plate 4 disposed outside the outer side cover plate 1, one end of the outer side reinforcement plate 4 is connected to the shock absorber support 60, and the other end of the outer side reinforcement plate 4 is connected to the outer side cover plate 1. Through setting up outside reinforcing plate 4, can improve the structural strength of back floor longeron 10, prevent rocking that shock absorber support 60 produced relative back floor longeron 10, improve the back floor longeron 10 and to shock absorber support 60's supporting effect, can reliably reduce the noise that transmits to the driver's cabin in back floor longeron 10 effectively, improve the wholeness ability of vehicle.
Referring to fig. 1-4, in some embodiments of the present invention, the second cavity 41 is defined between the outer side reinforcing plate 4 and the outer side cover plate 1 and the damper support 60, for example, the other end of the outer side reinforcing plate 4 may be connected to the support portion 11, and the second cavity 41 is defined between the outer side reinforcing plate 4 and the support portion 11 and the damper support 60. The cavity can effectively reduce the transmission of vibration and improve the performance of absorbing collision energy, thus reliably and effectively reducing the noise transmitted into the cab through the rear floor longitudinal beam 10, improving the collision performance of the rear longitudinal beam assembly 100 and improving the overall performance of the vehicle.
Referring to fig. 1 to 4, in some embodiments of the present invention, the outer reinforcement plate 4 includes a reinforcement body 42 and a skirt 43, the reinforcement body 42 extends obliquely toward the outer side in a direction from top to bottom, the skirt 43 is connected to an outer peripheral side of the reinforcement body 42, and the skirt 43 is connected to the support portion 11 and the damper mount 60.
By extending the reinforcement body 42 obliquely outward, the reinforcement body 42, the support plate 111, and the damper mount 60 can form a generally triangular support structure, which can improve the structural strength of the rear side member assembly 100, reduce the noise transmitted into the cab through the rear side member assembly 100, and improve the overall performance of the vehicle.
For example, a portion of the skirt 43 may be connected to the damper mount 60 through the connecting edge 112, so that a multi-layer structure may be formed between the skirt 43 and the damper mount 60, which may improve the structural strength of the rear side member assembly 100, improve the supporting effect of the rear floor side member 10 on the mount, and improve the overall performance of the rear side member assembly 100.
Referring to fig. 1-4, in some embodiments of the present invention, the outside edge of skirt 43, which is connected to shock absorber mount 60, is flush with the edge of shock absorber mount 60. Therefore, the outer side reinforcing plate 4 can better support the shock absorber support 60, the structural strength of the rear longitudinal beam assembly 100 is improved, the situation that the outer side reinforcing plate 4 extends out of the shock absorber support 60 to occupy the inner space of a vehicle is avoided, and the overall performance of the rear longitudinal beam assembly 100 is improved.
Referring to fig. 1-4, according to some embodiments of the present invention, the rear longitudinal beam assembly 100 further includes an inner side reinforcement plate 5 disposed inside the inner side cover plate 2, in the left-right direction, the part of the shock absorber support 60 is located inside the inner side cover plate 2, one end of the inner side reinforcement plate 5 is connected to the shock absorber support 60, and the other end of the inner side reinforcement plate 5 is connected to the inner side cover plate 2.
Through setting up inboard reinforcing plate 5, can improve the structural strength of back floor longeron 10, prevent rocking that shock absorber support 60 produced relative back floor longeron 10, improve the supporting effect of back floor longeron 10 to shock absorber support 60, can reliably reduce the noise that transmits to the driver's cabin through back floor longeron 10 effectively, improve the wholeness ability of vehicle.
Referring to fig. 1-4, according to some embodiments of the present invention, a third cavity 51 is defined between the inner reinforcement plate 5 and the inner cover plate 2. The cavity can effectively reduce the transmission of vibration and improve the performance of absorbing collision energy, thus reliably and effectively reducing the noise transmitted into the cab through the rear floor longitudinal beam 10, improving the collision performance of the rear longitudinal beam assembly 100 and improving the overall performance of the vehicle.
Referring to fig. 1-4, according to some embodiments of the present invention, a portion of the inner reinforcement plate 5 protrudes inwardly to form a convex hull 531, the convex hull 531 and the inner cover plate 2 together define the third cavity 51, the convex hull 531 is connected to the shock absorber support 60, and an outer edge of the convex hull 531 is flush with an edge of the shock absorber support 60. For example, the convex hull 531 may protrude from the inner sidewall of the inner cover plate 2 towards the inner side by 19.5mm. Therefore, the inner side reinforcing plate 5 can better support the shock absorber support 60, the structural strength of the rear longitudinal beam assembly 100 is improved, meanwhile, the situation that the inner side reinforcing plate 5 extends out of the shock absorber support 60 to occupy the inner space of a vehicle can be avoided, and the overall performance of the rear longitudinal beam assembly 100 is improved.
For example, the inner side reinforcing plate 5 includes a connecting bottom plate 52 and a reinforcing side plate 53, the reinforcing side plate 53 is located on the inner side of the inner side cover plate 2, and a portion of the reinforcing side plate 53 protrudes toward the inner side to form a convex hull 531, the convex hull 531 is connected to the damper mount 60, a portion of the reinforcing side plate 53 other than the convex hull 531 is connected to the inner side cover plate 2, one end of the connecting bottom plate 52 is connected to a lower end of the reinforcing side plate 53, and the other end of the connecting bottom plate 52 is located between the damper mount 60 and the connecting portion 22.
By arranging the connecting bottom plate 52, the reinforcing side plate 53 and the inner side cover plate 2 can be connected together conveniently, and the production efficiency of the rear longitudinal beam assembly 100 can be improved. By disposing the connecting bottom plate 52 between the damper support 60 and the connecting portion 22, the structural strength of the rear side member assembly 100 can be improved, and the overall performance of the rear side member assembly 100 can be improved.
According to the utility model discloses vehicle of second aspect embodiment includes: the shock absorber and according to the above-mentioned rear longitudinal beam assembly 100 of the second aspect of the present invention, the shock absorber includes a damping spring, and the damping spring is connected with the shock absorber support 60.
According to the utility model discloses a vehicle, through foretell back longeron assembly 100, can reduce the noise in back floor longeron 10 transmits to the driver's cabin for back floor longeron 10's weight is lower, thereby makes the weight of vehicle lower, and then makes the energy consumption of vehicle lower, improves the wholeness ability of vehicle.
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 the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and 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 therefore, 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. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
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. A rear side member assembly for a vehicle, comprising:
the rear floor longitudinal beam comprises an outer side cover plate, an inner side cover plate and an upper side cover plate, wherein the outer side cover plate is positioned on the outer side of the inner side cover plate and is connected with the lower end of the inner side cover plate, the upper side cover plate is connected with the upper end of the outer side cover plate and the upper end of the inner side cover plate, and the outer side cover plate, the inner side cover plate and the upper side cover plate jointly define a first cavity;
the shock absorber support is positioned on the lower side of the rear floor longitudinal beam and connected with the outer side cover plate and the inner side cover plate, and the connecting point of the outer side cover plate and the shock absorber support is close to or positioned in the middle of the shock absorber support.
2. The rear side member assembly according to claim 1, wherein a plate thickness of each of the inner side cover plate and the upper side cover plate is smaller than a plate thickness of the outer side cover plate, and/or a plate thickness of the outer side cover plate is larger than 1.9mm and not larger than 2.5mm.
3. The rear side rail assembly of claim 2 wherein a plate thickness of the upper side cover plate is less than a plate thickness of the inner side cover plate.
4. The rear side member assembly according to claim 3, wherein a plate thickness of the inner side cover plate is larger than 1.7mm and not larger than 1.9mm, and a plate thickness of the upper side cover plate is not smaller than 1.5mm and not larger than 1.7mm.
5. The rear side member assembly according to claim 1, wherein a portion of the outer side cover is recessed toward an inner side to form a support portion, the support portion includes a support plate extending in an up-down direction and a connecting edge located at an outer side of the support plate and connected to a lower end of the support portion, the connecting edge is connected to the damper mount, and a connection point of the connecting edge to the damper mount is located near or at a middle portion of the damper mount.
6. The rear rail assembly of claim 1, wherein the rear floor rail further includes an outboard reinforcement plate disposed outboard of the outboard cover plate, the outboard reinforcement plate being connected at one end to the shock absorber support and at another end to the outboard cover plate, the outboard reinforcement plate and the shock absorber support together defining a second cavity therebetween.
7. The rear side member assembly according to claim 6, wherein the outer side reinforcement plate includes a reinforcement body extending obliquely outward in a top-to-bottom direction, and a skirt attached to an outer peripheral side of the reinforcement body, the skirt being attached to the outer side cover plate and the absorber support, an outer edge of the skirt attached to the absorber support being flush with an edge of the absorber support.
8. The rear side rail assembly according to claim 1, wherein the rear floor rail further includes an inner side reinforcement plate provided inside the inner side cover plate in a left-right direction, a portion of the absorber support is provided inside the inner side cover plate, one end of the inner side reinforcement plate is connected to the absorber support, the other end of the inner side reinforcement plate is connected to the inner side cover plate, and a third cavity is defined between the inner side reinforcement plate and the inner side cover plate.
9. The rear side rail assembly of claim 8 wherein a portion of the inboard reinforcement plate projects inwardly to form a convex hull that cooperates with the inboard cover plate to define a third cavity, the convex hull being connected to the shock absorber mount and an outer edge of the convex hull being flush with an edge of the shock absorber mount.
10. A vehicle, characterized by comprising:
the rear rail assembly of any of claims 1-9;
the shock absorber comprises a shock absorber spring, and the shock absorber spring is connected with the shock absorber support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223153439.7U CN218431445U (en) | 2022-11-24 | 2022-11-24 | Rear longitudinal beam assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223153439.7U CN218431445U (en) | 2022-11-24 | 2022-11-24 | Rear longitudinal beam assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218431445U true CN218431445U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223153439.7U Active CN218431445U (en) | 2022-11-24 | 2022-11-24 | Rear longitudinal beam assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218431445U (en) |
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2022
- 2022-11-24 CN CN202223153439.7U patent/CN218431445U/en active Active
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