CN210707631U - Automobile front framework and automobile - Google Patents
Automobile front framework and automobile Download PDFInfo
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- CN210707631U CN210707631U CN201921059779.9U CN201921059779U CN210707631U CN 210707631 U CN210707631 U CN 210707631U CN 201921059779 U CN201921059779 U CN 201921059779U CN 210707631 U CN210707631 U CN 210707631U
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- car
- longitudinal beam
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- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 33
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 10
- 238000001125 extrusion Methods 0.000 claims abstract description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000005452 bending Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a front skeleton of car and car, this front skeleton of car includes: the rear end of the left front longitudinal beam and the rear end of the right front longitudinal beam are used for connecting the middle framework of the automobile; the left vertical beam and the right vertical beam are respectively connected with the front end of the left front longitudinal beam and the front end of the right front longitudinal beam; the U-shaped aluminum beam is arranged above the left front longitudinal beam and the right front longitudinal beam and is an aluminum alloy extrusion piece consisting of two legs and an arc part, wherein the two legs are all used for connecting a middle framework of the automobile, and the arc part is connected with the upper end of the left vertical beam and the upper end of the right vertical beam. This anterior skeleton of car is heavy, the structure is complicated and by the subassembly that upper left longeron, upper right longeron and entablature constitute through the light, the simple structure's of the U-shaped aluminium roof beam replacement quality of quality, this not only can reduce the quality of the anterior skeleton of car and help the car to promote power, can also reduce the assembly degree of difficulty of the anterior skeleton of car, improves production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the car, concretely relates to anterior skeleton of car and a car including anterior skeleton of this car.
Background
The front framework of the automobile is mainly used for bearing a power system, a heat dissipation system, a lighting system, an air conditioning system, a shell and the like of the automobile. The automobile front framework comprises a left front longitudinal beam, a right front longitudinal beam, a left vertical beam, a right vertical beam, a lower cross beam, an upper cross beam and a right upper longitudinal beam, wherein the right front longitudinal beam is spaced from the left front longitudinal beam in parallel, the left vertical beam is connected with the front end of the left front longitudinal beam, the right vertical beam is connected with the front end of the right front longitudinal beam, the lower cross beam is connected with the lower end of the left vertical beam and the lower end of the right vertical beam, the upper cross beam is connected with the upper end of the left vertical beam and the upper end of the right vertical beam, the left upper longitudinal beam is connected with the left end of the upper cross beam and located above the left front longitudinal.
However, the left upper longitudinal beam, the right upper longitudinal beam and the upper transverse beam in the prior art are made of steel sheet metal parts with heavy mass, and the left upper longitudinal beam, the right upper longitudinal beam and the upper transverse beam are required to be connected together through welding or bolt connection, so that the automobile front framework has the following defects: firstly, the mass is heavier, which is not beneficial to improving the power of the automobile; secondly, the connecting structure is too many, which increases the assembly difficulty.
In addition, the inventor is implementing the utility model discloses an in-process discovery, about in the past perpendicular roof beam do not optimize according to car collision historical data, lead to this perpendicular roof beam still to adopt the integral type structure, but when this perpendicular roof beam's part, especially its lower extreme is damaged by the collision, also need change whole, lead to this perpendicular roof beam maintenance time and maintenance cost increase after damaging.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned whole or partial problem, the utility model aims at providing an anterior skeleton of car reaches car including the anterior skeleton of this car, and this anterior skeleton of car passes through the quality light, simple structure's U-shaped aluminium roof beam replacement quality is heavy, the structure is complicated and by the upper left longeron, the subassembly that upper right longeron and entablature constitute, this quality that not only can reduce the anterior skeleton of car promotes power and helps the car, can also reduce the assembly degree of difficulty of the anterior skeleton of car, improves production efficiency.
According to the utility model discloses a first aspect provides a front automobile frame, and this front automobile frame includes: the rear end of the left front longitudinal beam and the rear end of the right front longitudinal beam are both used for connecting the middle framework of the automobile; the left vertical beam and the right vertical beam are respectively connected with the front end of the left front longitudinal beam and the front end of the right front longitudinal beam; the two ends of the lower cross beam are respectively connected with the lower end of the left vertical beam and the lower end of the right vertical beam; the U-shaped aluminum beam is arranged above the left front longitudinal beam and the right front longitudinal beam and is an aluminum alloy extrusion piece consisting of two legs and an arc part, wherein the two legs are all used for connecting a middle framework of an automobile, and the arc part is connected with the upper end of the left vertical beam and the upper end of the right vertical beam.
Furthermore, the leg parts of the U-shaped aluminum beam are embedded into the middle framework of the automobile and connected to the middle framework of the automobile through fasteners.
Further, the fastener is a bolt or a rivet.
Furthermore, the cross section of the U-shaped aluminum beam is square, Japanese or Chinese character mu.
Further, the anterior skeleton of car still includes the bottom end rail, and its both ends link to each other with the lower extreme that the roof beam was erected on a left side and the lower extreme that the roof beam was erected on the right side respectively, a left side is erected the roof beam and is erected the roof beam on the right side and all include with the upper beam body and the bottom end rail body, the lower extreme of the upper beam body with the connection can be dismantled to the upper end of the bottom end rail body, the upper end of the upper beam body with the U-shaped aluminium roof beam links to each other, the lower extreme of the bottom end rail body with the bottom end rail links to each other, the front longitudinal beam in a left side is connected the middle part of the upper beam body of roof beam is erected on.
Furthermore, the detachable connection between the upper beam body and the lower beam body is bolt connection.
Furthermore, reinforcing ribs and/or material reducing holes are/is arranged on the upper beam body and the lower beam body.
Furthermore, the lower beam is a plastic part, the upper beam body and the lower beam body are both aluminum alloy die castings, and the left front longitudinal beam and the right front longitudinal beam are both aluminum alloy extruded parts.
Further, the automobile front framework further comprises an anti-collision beam connected with the left vertical beam, the right vertical beam, the left front longitudinal beam and the right front longitudinal beam.
According to the utility model discloses a second aspect provides an automobile, and it includes according to the utility model discloses a first aspect anterior framework of car.
According to the utility model discloses an aspect one and the second, its anterior skeleton of car that relates has cancelled upper left longeron (steel sheet metal component) among the prior art in other words, upper right longeron (steel sheet metal component) and entablature (steel sheet metal component), and the use quality is light, simple structure's U-shaped aluminium roof beam replacement is by upper left longeron, the subassembly of upper right longeron and entablature constitution, not only can effectively reduce the whole quality of the anterior skeleton of car from this, help car promotes power, and can reduce the assembly degree of difficulty of the anterior skeleton of car, improve the production efficiency of the anterior skeleton of car. In addition, the corrosion resistance, the crashworthiness and the noise reduction effect of the U-shaped aluminum beam are better than those of the components, so that the U-shaped aluminum beam is more suitable for being applied to automobiles, particularly electric automobiles.
In addition, according to the analysis of the automobile collision historical data, the accident rate of the automobile colliding with an object lower than the anti-collision beam (such as a road shoulder protruding relative to the road surface) is heavier, so that the parts of the left vertical beam and the right vertical beam lower than the front longitudinal beam (generally approximately flush with the anti-collision beam) are more easily collided than the rest parts, therefore, the left vertical beam and the right vertical beam used by the automobile front framework are selected to be a split structure mainly composed of an upper beam body and a lower beam body, when the lower beam body lower than the front longitudinal beam is collided, only the lower beam body needs to be replaced, the upper beam body used for connecting heavy-load components such as the anti-collision beam and the front longitudinal beam does not need to be replaced, and therefore, the maintenance time and the maintenance cost of the left vertical beam and the right vertical beam after being damaged can be effectively.
In addition, the automobile front framework is simple in structure, convenient to manufacture, safe and reliable to use, and convenient to implement, popularize and apply.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic view of an installation of a front frame of an automobile according to an embodiment of the present invention;
fig. 2 shows a U-shaped aluminum beam of an automobile front frame according to an embodiment of the present invention;
fig. 3 shows a left vertical beam of a front framework of an automobile according to an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Fig. 1 is an installation schematic diagram of a front framework of an automobile according to an embodiment of the present invention. As shown in fig. 1, the vehicle front frame 100 is a front structure of a vehicle body, which includes, in addition to a vehicle center frame 200 (only partially shown) and a vehicle rear frame (not shown), wherein the vehicle center frame 200 is substantially a frame structure of the vehicle body between a front axle and a rear axle. The front frame 100 includes a left front side member 2 and a right front side member 3. The rear end of the left front side member 2 and the rear end of the right front side member 3 are each used to connect the center skeleton 200 so that they extend together toward the front of the center skeleton 200. The left and right front side members 2 and 3 are generally used for carrying a front axle, a power system, an air conditioning system, and the like.
The automobile front frame 100 further includes a left vertical beam 11, a right vertical beam 12, and a lower cross beam 13. The left vertical beam 11 and the right vertical beam 12 are connected to the front end of the left front longitudinal beam 2 and the front end of the right front longitudinal beam 3, respectively, and the left end and the right end of the lower cross beam 13 are connected to the lower end of the left vertical beam 11 and the lower end of the right vertical beam 12, respectively. Wherein, left vertical beam 11 and right vertical beam 12 can bear left and right car lights.
As shown in fig. 1 and 2, this automobile front frame 100 further includes a U-shaped aluminum beam 5 disposed above both the left and right front side members 2, 3. The U-shaped aluminum beam 5 is an aluminum alloy extruded member composed of two leg portions 51 and an arc portion 52, wherein the two leg portions 51 are used for connecting the middle frame 200 of the automobile, and the arc portion 52 is connected to the upper end of the left vertical beam 11 and the upper end of the right vertical beam 12. The arc 52 of the U-shaped aluminium beam 5 can carry the lid and the lid support bar and can also together with the left 11, right 12 and lower 13 vertical beams carry the radiator etc.
According to the embodiment of the utility model, this anterior skeleton 100 of car has cancelled left upper longitudinal beam (steel sheet metal component) among the prior art in other words, right upper longitudinal beam (steel sheet metal component) and entablature (steel sheet metal component), and light through the quality, simple structure's 5 replacement quality of U-shaped aluminium roof beam is heavy, the structure is complicated and by left upper longitudinal beam, the subassembly that longeron and entablature are constituteed on the right side, not only can effectively reduce the whole quality of the anterior skeleton 100 of car from this, help car promotion power, and can reduce the assembly degree of difficulty of the anterior skeleton 100 of car, improve the production efficiency of the anterior skeleton 100 of car. In addition, the corrosion resistance, the crashworthiness and the noise reduction effect of the U-shaped aluminum beam 5 are better than those of the above components, so that the U-shaped aluminum beam is more suitable for being applied to automobiles, particularly electric automobiles. In addition, the U-shaped aluminum beam 5 and the middle skeleton 200 of the vehicle can jointly form an annular structure, which contributes to the improvement of the deformation resistance and noise reduction effect of the U-shaped aluminum beam 5.
In the present embodiment, the leg portion 51 of the U-shaped aluminum beam 5 is embedded in the center pillar 200 and is connected to the center pillar 200 by a fastener, thereby improving the torsional rigidity and the bending rigidity of the U-shaped aluminum beam 5. Wherein the fasteners are selected to be bolts, rivets, etc., but preferably bolts are recommended for replacement of the damaged U-shaped aluminium beam 5 by maintenance personnel. In addition, the leg 51 of the U-shaped aluminum beam 5 may be connected to the middle frame 200 by other means, such as welding.
The cross section of the U-shaped aluminum beam 5 (the cross section perpendicular to the extending direction of the U-shaped aluminum beam 5) is square, japanese or mu, which not only facilitates the processing of the U-shaped aluminum beam 5 by an extruder, but also ensures the U-shaped aluminum beam to have better mechanical properties, such as higher bending strength, tensile strength, compressive strength, etc.
The left vertical beam 11 and the right vertical beam 12 can be selected to be of an integrated structure or a split structure. In the preferred embodiment shown in fig. 1 and 3, each of the left vertical beam 11 and the right vertical beam 12 is selected to be a split structure, and includes an upper beam body 11a and a lower beam body 11 b. Wherein, the lower end of the upper beam body 11a is detachably connected with the upper end of the lower beam body 11b, and the detachable connection is preferably a bolt connection. The upper end of the upper beam body 11a of the left vertical beam 11 is connected with the arc part 52 of the U-shaped aluminum beam 5; the upper end of the upper beam body 11a of the right vertical beam 12 is also connected to the arc portion 52 of the U-shaped aluminum beam 5. The lower end of the lower beam body 11b of the left vertical beam 11 is connected with the left end of the lower cross beam 13, and the lower end of the lower beam body 11b of the right vertical beam 12 is connected with the right end of the lower cross beam 13. The left front side member 5 is connected to the middle of the upper beam body 11a of the left vertical beam 11 (between the upper and lower ends of the beam body), and the right front side member 3 is connected to the middle of the upper beam body 11a of the right vertical beam 12 (between the upper and lower ends of the beam body). According to the analysis of the automobile collision history data, the accident rate of the automobile colliding with an object (such as a road shoulder) lower than the collision-proof beam is heavier, so that the parts of the left vertical beam 11 and the right vertical beam 12 lower than the corresponding front longitudinal beam are more easily damaged than the rest parts, therefore, the left vertical beam 11 and the right vertical beam 12 are both constructed into a split structure mainly composed of an upper beam body 11a and a lower beam body 11b, when the lower beam body 11b lower than the front longitudinal beam is damaged, the upper beam body 11a used for connecting heavy-load components such as the collision-proof beam and the corresponding front longitudinal beam is not required to be replaced, and therefore, the maintenance time and the maintenance cost of the left vertical beam 11 and the right vertical beam 12 can be effectively reduced.
In one embodiment, the minimum cross-sectional area perpendicular to the vertical direction of the upper beam body 11a is larger than the minimum cross-sectional area perpendicular to the vertical direction of the lower beam body 11b, so that the bending strength of the lower beam body 11b in the front-rear direction is less than that of the upper beam body 11a, so that the lower beam body 11b is more easily deformed and damaged than the upper beam body 11a in the event of a collision of the automobile with a road shoulder, and the structure and construction of the lower beam body 11b are protected.
In the present embodiment, the upper beam body 11a and the lower beam body 11b are provided with the reinforcing ribs 11c and/or the material reducing holes 11 d. The reinforcing ribs 11c are used for enhancing the structural strength of the beam body where the reinforcing ribs are located, and the material reducing holes 11d are used for reducing the material of the beam body where the reinforcing ribs are located.
In order to further reduce the mass of the front frame 100 and ensure the desired mechanical properties, the lower cross member 13 is a plastic member, the upper and lower members 11a and 11b are aluminum alloy die-cast members, and the left and right front side members 2 and 3 are aluminum alloy extruded members.
In the present embodiment, the front frame 100 of the automobile further includes an impact beam (not shown) connected to the left vertical beam 11, the right vertical beam 12, the left front side member 2, and the right front side member 3. Specifically, the anticollision roof beam has anticollision crossbeam and two energy-absorbing boxes, and the left end of anticollision crossbeam is through left energy-absorbing box connection left vertical beam 11 and left front longitudinal 2, and the right-hand member of anticollision crossbeam is through right side energy-absorbing box connection right vertical beam 12 and right front longitudinal 3. The anti-collision beam can absorb collision energy when an automobile collides, and the damage of the collision to people and the automobile is reduced.
In a not shown embodiment, the present invention relates to a motor vehicle comprising a motor vehicle front frame 100 according to any of the above embodiments.
In the description of the present application, it is to be understood that the terms "longitudinal," "lateral," "vertical," "upper," "lower," "front," "rear," "left," "right," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. An automotive front skeleton characterized by comprising:
the rear end of the left front longitudinal beam and the rear end of the right front longitudinal beam are both used for connecting the middle framework of the automobile;
the left vertical beam and the right vertical beam are respectively connected with the front end of the left front longitudinal beam and the front end of the right front longitudinal beam;
the U-shaped aluminum beam is arranged above the left front longitudinal beam and the right front longitudinal beam and is an aluminum alloy extrusion piece consisting of two legs and an arc part, wherein the legs are used for connecting a middle framework of an automobile, and the arc part is connected with the upper end of the left vertical beam and the upper end of the right vertical beam.
2. The automobile front frame according to claim 1, wherein the leg portions of the U-shaped aluminum beam are embedded in the automobile middle frame and connected to the automobile middle frame by fasteners.
3. The automotive front skeleton of claim 2, wherein the fasteners are bolts or rivets.
4. The front frame of claim 1, wherein the cross section of the U-shaped aluminum beam is square, square or mu-shaped.
5. The automobile front framework according to any one of claims 1 to 4, characterized by further comprising a lower cross beam, wherein two ends of the lower cross beam are respectively connected with the lower end of the left vertical beam and the lower end of the right vertical beam, the left vertical beam and the right vertical beam respectively comprise an upper beam body and a lower beam body, the lower end of the upper beam body is detachably connected with the upper end of the lower beam body, the upper end of the upper beam body is connected with the U-shaped aluminum beam, the lower end of the lower beam body is connected with the lower cross beam, the left front longitudinal beam is connected to the middle of the upper beam body of the left vertical beam, and the right front longitudinal beam is connected to the middle of the upper beam body of the right vertical beam.
6. The automobile front skeleton according to claim 5, wherein the detachable connection between the upper and lower beam bodies is a bolt connection.
7. The automobile front skeleton according to claim 5, characterized in that reinforcing ribs and/or material reducing holes are provided on both the upper beam body and the lower beam body.
8. The automobile front frame according to claim 6, wherein the lower cross member is a plastic member, the upper and lower frame bodies are each an aluminum alloy die-cast member, and the left and right front side members are each an aluminum alloy extruded member.
9. The automobile front skeleton according to any one of claims 1 to 4, characterized by further comprising an impact beam connected to the left vertical beam, the right vertical beam, the left front side member, and the right front side member.
10. An automobile characterized by comprising the automobile front skeleton according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921059779.9U CN210707631U (en) | 2019-07-08 | 2019-07-08 | Automobile front framework and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921059779.9U CN210707631U (en) | 2019-07-08 | 2019-07-08 | Automobile front framework and automobile |
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| Publication Number | Publication Date |
|---|---|
| CN210707631U true CN210707631U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921059779.9U Active CN210707631U (en) | 2019-07-08 | 2019-07-08 | Automobile front framework and automobile |
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| CN (1) | CN210707631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110282025A (en) * | 2019-07-08 | 2019-09-27 | 爱驰汽车有限公司 | Automobile front skeleton and automobile |
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2019
- 2019-07-08 CN CN201921059779.9U patent/CN210707631U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110282025A (en) * | 2019-07-08 | 2019-09-27 | 爱驰汽车有限公司 | Automobile front skeleton and automobile |
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