CN113879402A - Integrated front extension beam and heavy-duty car - Google Patents
Integrated front extension beam and heavy-duty car Download PDFInfo
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- CN113879402A CN113879402A CN202111248528.7A CN202111248528A CN113879402A CN 113879402 A CN113879402 A CN 113879402A CN 202111248528 A CN202111248528 A CN 202111248528A CN 113879402 A CN113879402 A CN 113879402A
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- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 24
- 230000007704 transition Effects 0.000 claims description 13
- 230000005484 gravity Effects 0.000 claims description 2
- 238000009776 industrial production Methods 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/09—Means for mounting load bearing surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
Abstract
The invention discloses an integrated front extension beam and a heavy-duty car, which comprise a beam body, a lateral mounting seat module, a longitudinal mounting seat module, an inclined stress plate module, a mounting base module, an anti-collision connecting plate module and an auxiliary stress plate module, wherein the beam body comprises a first end part and a second end part, and the first end part is lower than the second end part; the lateral mounting seat module and the longitudinal mounting seat module are respectively connected with the first end part and the second end part of the beam body; the first end part of the inclined stress plate module is connected with the lateral mounting seat module, and the second end part of the inclined stress plate module is connected with the longitudinal mounting seat module; the mounting base module is respectively connected with the beam body, the lateral mounting base module, the inclined stress plate module and the longitudinal mounting base module; the anti-collision connecting plate module is connected with the lower part of the mounting base module; the auxiliary stress plate module is connected with the lower part of the anti-collision connecting plate module. The invention reduces complicated installation relation, improves industrial production efficiency, and meets the high requirements of heavy-duty automobiles on structural strength and overall rigidity in performance.
Description
Technical Field
The invention belongs to the field of front extension beams, and particularly relates to an integrated front extension beam and a heavy-duty car.
Background
Most of the vehicle types in the market generally mainly adopt a bearing type vehicle body structure, a front extension beam is an important component of a vehicle body framework, the safety of driving can be directly influenced by the quality of the front extension beam, and an engine, a front suspension frame of the vehicle and other important components are arranged on the front extension beam of the vehicle.
The heavy-duty car needs to install various components, specifically including six components of an installation base module, a longitudinal installation base module, an auxiliary stress plate module, a transverse installation base module, an inclined stress plate module and an anti-collision connecting plate module. In production, complicated components, complex installation relation and high installation progress bring great challenges to the production of the front line, increase the time of industrial production and the time of assembling workers, in addition, a tight attaching degree is required to be kept in front of the automobile, and because other components are required to be installed, a tight attaching degree is required to be ensured, so that the position precision of an installation base is required to be high, the existing components are mutually independent and are not integrally formed, the position precision and the shape precision are difficult to realize due to the fact that all the components are connected through bolts, the installation method is not particularly suitable for heavy automobiles, and the application of the structural strength and the integral rigidity to the heavy automobiles cannot meet the requirements.
Therefore, it is necessary to design a front extension beam of a heavy vehicle, which has stronger structural strength, stiffer overall rigidity, better impact resistance and more structural importance on light weight.
Disclosure of Invention
Aiming at the problems, the invention provides an integrated type front extension beam and a heavy-duty automobile, which can meet the high requirements of the heavy-duty automobile on the performance on structural strength and integral rigidity.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
in a first aspect, the present invention provides an integrated front beam, including:
the beam body comprises a first end part and a second end part which are oppositely arranged, and the first end part is lower than the second end part;
the lateral mounting seat module and the longitudinal mounting seat module are respectively connected with the first end part and the second end part of the beam body;
the first end part of the inclined stress plate module is connected with the lateral mounting seat module, and the second end part of the inclined stress plate module is connected with the longitudinal mounting seat module; the gravity center height of the inclined stress plate module is higher than that of the lateral mounting seat module and lower than that of the longitudinal mounting seat module;
the mounting base module is respectively connected with the beam body, the lateral mounting base module, the inclined stress plate module and the longitudinal mounting base module;
the anti-collision connecting plate module is connected with the lower part of the mounting base module;
and the auxiliary stress plate module is connected with the lower part of the anti-collision connecting plate module.
Optionally, the lateral mounting base module is provided with a first upper mounting hole and a first lower mounting hole which are arranged oppositely in the vertical direction, and the lateral mounting base module is further provided with a first lightening hole and a second lightening hole which are respectively close to the two first mounting holes; a first cavity and a second cavity are further formed in one side, connected with the mounting base module, of the lateral mounting base module; the first cavity is communicated with the first lower mounting hole and the second weight-reducing hole respectively; the second cavity is respectively communicated with the first upper mounting hole and the first lightening hole; the lateral installation seat module is connected with the beam body through a first occlusal surface, and the first occlusal surface is a smooth transition surface.
Optionally, the integrated front extension beam further comprises a first reinforcing rib and a second reinforcing rib, two first reinforcing ribs are circumferentially connected to the inner wall of the lateral mounting base module, and the two first reinforcing ribs are respectively located at the first cavity and the second cavity; the second reinforcing rib is arranged on one side, close to the lateral mounting seat module, of the longitudinal mounting seat module.
Optionally, the inclined stress plate module is uniformly provided with a plurality of inclined stress holes from top to bottom, and a third weight-reducing hole is formed in the middle of the inclined stress plate module.
Optionally, a plurality of second mounting holes are formed in one side, close to the lateral mounting seat module, of the longitudinal mounting seat module, and a fourth weight-reducing hole and a fifth weight-reducing hole are formed in the middle of the longitudinal mounting seat module from top to bottom; the longitudinal installation seat module is connected with the beam body through a second occlusal surface, and the second occlusal surface is a smooth transition surface.
Optionally, third mounting holes are formed in the upper side and the lower side of the mounting base module, which are close to the longitudinal mounting base module, the right portion of the mounting base module is provided with a sixth lightening hole, the middle of the mounting base module is provided with a plurality of seventh lightening holes and eighth lightening holes, the bottom of the mounting base module is connected with the beam body through a third occlusal surface, and the third occlusal surface is a smooth transition surface.
Optionally, fourth mounting holes are formed in the front side and the rear side of the right lower portion of the anti-collision connecting plate module, a ninth lightening hole is formed in the left side of the anti-collision connecting plate module, a tenth lightening hole is formed in the front side of the anti-collision connecting plate module, an eleventh lightening hole is formed in the rear side of the upper portion of the anti-collision connecting plate module, the anti-collision connecting plate module is connected with the beam body through a fourth occlusal surface, and the fourth occlusal surface is a smooth transition surface.
Optionally, fifth mounting holes are formed in the upper side and the lower side of the auxiliary stress plate module, and a third cavity is formed in one side, close to the lateral mounting seat module, of the auxiliary stress plate module.
Optionally, the lateral mounting seat module, the inclined stressed plate module, the longitudinal mounting seat module, the mounting base module, the anti-collision connecting plate module and the auxiliary stressed plate module are integrally cast.
In a second aspect, the invention provides a heavy-duty car, comprising the integrated front extension beam of any one of the first aspects.
Compared with the prior art, the invention has the beneficial effects that:
1. the lateral mounting seat module, the inclined stress plate module, the longitudinal mounting seat module, the mounting base module, the anti-collision connecting plate module and the auxiliary stress plate module are all integrally cast, so that the complicated mounting relationship is reduced, the industrial production efficiency is improved, the high requirements of heavy-duty automobiles on the performance on structural strength and overall rigidity are met, and the functions of buffering and energy absorption are achieved.
2. The invention has optimized integral structure, and the first reinforcing rib and the second reinforcing rib are added to bear the impact brought by the heavy-duty automobile when the heavy-duty automobile runs on a bumpy road surface, thereby improving the shock resistance and the integral stability of the front extension beam, further improving the driving safety of the heavy-duty automobile and reducing the potential safety hazard.
3. According to the design of the first weight reducing hole, the second weight reducing hole, the third weight reducing hole, the fourth weight reducing hole, the fifth weight reducing hole, the sixth weight reducing hole, the seventh weight reducing hole, the eighth weight reducing hole and the ninth weight reducing hole, the fact that the whole front extension beam of the heavy-duty car is too heavy is avoided, the first cavity, the second cavity and the third cavity are used for expanding the inner cavity, and therefore ingenious weight reduction of the front extension beam in the lateral direction is achieved through design innovation on the basis that the original balance degree is not damaged.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic perspective view of an integrated front beam according to the present invention;
FIG. 2 is a second schematic perspective view of the integrated front beam of the present invention;
FIG. 3 is a schematic perspective view of a side mount module according to the present invention;
fig. 4 is a second perspective view of the side mount module of the present invention;
FIG. 5 is a schematic perspective view of a sloped force-bearing plate module according to the present invention;
fig. 6 is a second schematic perspective view of the oblique force-bearing plate module according to the present invention;
FIG. 7 is a perspective view of a longitudinal mount module according to the present invention;
fig. 8 is a second perspective view of the longitudinal mounting base module of the present invention;
FIG. 9 is a schematic view of a partial perspective view of a mounting base module of the present invention;
FIG. 10 is a perspective view of a mounting base module of the present invention;
FIG. 11 is a perspective view of an impact module according to the present invention;
fig. 12 is a second schematic perspective view of the anti-collision connecting plate module of the present invention;
FIG. 13 is a schematic perspective view of an auxiliary force-bearing plate module according to the present invention;
the parts are labeled as follows: 1. a beam body, 2, a lateral mounting seat module, 21, a first mounting hole, 22, a first lightening hole, 23, a second lightening hole, 24, a first cavity, 25, a second cavity, 26, a first occlusal surface, 27, a first reinforcing rib, 3, an inclined stress plate module, 31, an inclined stress hole, 32, a third lightening hole, 4, a longitudinal mounting seat module, 41, a second mounting hole, 42, a fourth lightening hole, 43, a fifth lightening hole, 44, a second reinforcing rib, 45, a second occlusal surface, 5, a mounting base module, 51, a third mounting hole, 52, a sixth lightening hole, 53, a seventh lightening hole, 54, an eighth lightening hole, 55, a third occlusal surface, 6, an anti-collision connecting plate module, 61, a fourth mounting hole, 62, a ninth lightening hole, 63, a tenth lightening hole, 64, an eleventh lightening hole, 65, a fourth stress surface, 7, an auxiliary occlusal plate module 71, an auxiliary stress plate module, Fifth mounting hole, 72, third cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
The following detailed description of the principles of the invention is provided in connection with the accompanying drawings.
Example 1
The embodiment of the invention provides an integrated front extension beam, which comprises a beam body 1, a lateral mounting seat module 2, a first reinforcing rib 27, an inclined stress plate module 3, a longitudinal mounting seat module 4, a second reinforcing rib 44, a mounting base module 5, an anti-collision connecting plate module 6 and an auxiliary stress plate module 7, wherein the lateral mounting seat module is arranged on the beam body;
the beam body 1 is used for connecting a front cross beam, a front longitudinal beam and a front auxiliary frame of the automobile, and in order to reduce the overall weight of the integrated front extension beam, the beam body 1 can be designed into a hollow beam in the specific implementation process;
as shown in fig. 3-4, the lateral mount module 2 is installed on the left side of the beam 1, the lateral mount module 2 is provided with a first upper mount hole 21 and a first lower mount hole on the upper and lower sides of the middle portion, the lateral mount module 2 is provided with a first lightening hole 22 on the upper right side, the first lightening hole 22 is located on the right side of the upper first mount hole 21, the lateral mount module 2 is provided with a second lightening hole 23 on the lower portion, the second lightening hole 23 is located above the lower first mount hole 21, the lateral mount module 2 is provided with a first cavity 24 on the lower portion of the rear side, the first mount hole 21 and the second lightening hole 23 on the lower portion are both communicated with the first cavity 24, the lateral mount module 2 is provided with a second cavity 25 on the upper portion of the rear side, the first mount hole 21 and the first lightening hole 22 on the upper portion are both communicated with the second cavity 25, the smooth transition between the right side of the lateral mount module 2 and the beam 1 is performed through a first occlusal surface 26, two first reinforcing ribs 27 are circumferentially connected to the inner wall of the lateral mounting seat module 2, and the two first reinforcing ribs 27 are respectively positioned in the first cavity 24 and the second cavity 25;
as shown in fig. 5-6, the inclined stress plate module 3 is arranged on the left side of the beam body 1, the inclined stress plate module 3 is positioned on the right upper side of the lateral mounting base module 2, inclined stress holes 31 are uniformly formed in the left side of the inclined stress plate module 3 from top to bottom, and a third lightening hole 32 is formed in the middle of the inclined stress plate module 3;
as shown in fig. 7-8, the longitudinal mount block 4 is mounted on the upper right side of the beam body 1, the upper left side of the longitudinal mount block 4 is provided with a second mounting hole 41, the upper part of the longitudinal mount block 4 is provided with a fourth lightening hole 42, the lower part of the longitudinal mount block 4 is provided with a fifth lightening hole 43, the left side of the longitudinal mount block 4 is connected with a second reinforcing rib 44, and smooth transition processing is performed between the lower left part of the longitudinal mount block 4 and the beam body 1 through a second occlusal surface 45;
as shown in fig. 9-10, an installation base module 5 is connected between the beam body 1, the lateral installation base module 2, the oblique stress plate module 3 and the rear side of the longitudinal installation base module 4, third installation holes 51 are formed in the upper and lower sides of the right portion of the installation base module 5, a sixth lightening hole 52 is formed in the right portion of the installation base module 5, a plurality of seventh lightening holes 53 and eighth lightening holes 54 are formed in the middle of the installation base module 5, and smooth transition processing is performed between the bottom of the installation base module 5 and the beam body 1 through a third occlusal surface 55;
as shown in fig. 11-12, the anti-collision connecting plate module 6 is installed in the middle of the bottom of the base module 5, fourth mounting holes 61 are formed in the front and rear sides of the right lower portion of the anti-collision connecting plate module 6, a ninth lightening hole 62 is formed in the left side of the anti-collision connecting plate module 6, a tenth lightening hole 63 is formed in the front side of the anti-collision connecting plate module 6, an eleventh lightening hole 64 is formed in the rear side of the upper portion of the anti-collision connecting plate module 6, and smooth transition processing is performed between the anti-collision connecting plate module 6 and the beam body 1 through a fourth occlusal surface 65;
as shown in fig. 13, the auxiliary stress plate module 7 is disposed on the left side of the front lower portion of the anti-collision connecting plate module 6, fifth mounting holes 71 are formed in the upper side and the lower side of the auxiliary stress plate module 7, and a third cavity 72 is formed in the left side of the auxiliary stress plate module 7.
When the integrated front extension beam in the embodiment of the invention needs to be installed on the body of a heavy-duty car, the installation base module 5 can be connected with the body by installing the bolts on the third installation holes 51, so that the integrated front extension beam can be installed on the body of the heavy-duty car, because the lateral installation base module 2, the inclined stress plate module 3, the longitudinal installation base module 4, the installation base module 5, the anti-collision connecting plate module 6 and the auxiliary stress plate module 7 in the embodiment of the invention are all integrally cast, the integral casting technology is produced by adopting a precision investment casting process, is cast once and is solidified and formed under high pressure, and has no secondary processing, the technology has very high requirements on design and production process, can manufacture lighter and firmer parts, and has sufficiently high dimensional accuracy, position accuracy, relative movement accuracy and contact accuracy, therefore, compared with the traditional mounting method of the front extension beam, the integrated front extension beam not only reduces the complicated mounting relationship and improves the industrial production efficiency, but also has higher precision than the traditional bolt connection mounting, meets the high requirements of the heavy-duty car on the performance on structural strength and integral rigidity so as to bear the impact brought by the heavy-duty car when the heavy-duty car runs on a bumpy road surface, improves the shock resistance of the integrated front extension beam, further improves the driving safety of the heavy-duty car and reduces the potential safety hazard, in addition, the structure of the beam body 1 formed by integral casting effectively reduces the mounting quality of additional components of the front axle of the heavy-duty car on the quality, achieves the aim of light weight, and is greatly optimized for the heavy-duty car, more specifically, the inclined stress plate module 3 plays a role of inclined stress, the mounting base module 5 plays a role of adjusting and fixing the position of the beam body 1, the integral structural strength of the reinforcing beam body 1 plays a role in buffering and energy absorption, the anti-collision connecting plate module 6 plays a role in buffering and energy absorption when an automobile is collided, the auxiliary stress plate module 7 assists the stress of the beam body 1 to improve the integral stability, the structural strength is higher, the mounting base module 5 plays a role in adjusting and fixing the position of the beam body 1, the integral structural strength of the reinforcing beam body 1 plays a role in buffering and energy absorption, furthermore, the reinforcing beam body is connected with other lateral members through reserved first mounting holes 21 through bolts, is connected with other longitudinal members through reserved second mounting holes 41 through bolts, is connected with other anti-collision connecting members through reserved fourth mounting holes 61 through bolts, is connected with other auxiliary stress members through reserved fifth mounting holes 71 through bolts, and the reserved oblique stress holes 31 are connected with other oblique stress members through bolts, the first lightening hole 22, the second lightening hole 23, the third lightening hole 32, the fourth lightening hole 42, the fifth lightening hole 43, the sixth lightening hole 52, the seventh lightening hole 53, the eighth lightening hole 54 and the ninth lightening hole 62 are used for subtracting useless dead weight in the whole heavy-duty automobile beam body 1 and avoiding the whole heavy-duty automobile beam body 1 from being too heavy, the first cavity 24, the second cavity 25 and the third cavity 72 are used for expanding the inner cavity, so that the lateral smart lightening of the beam body 1 is realized through design innovation on the basis of not damaging the original balance degree, in addition, the first occlusal surface 26, the second occlusal surface 45, the third occlusal surface 55 and the fourth occlusal surface 65 are respectively used for the lateral mounting seat module 2, the longitudinal mounting seat module 4, the mounting seat module 5, the anti-collision connecting plate module 6 and the beam body 1 to carry out smooth transition treatment, thereby improving the integral rigidity and structural strength, the first reinforcing bead 27 and the second reinforcing bead 44 further improve the stability of the whole.
Example 2
An embodiment of the present invention provides a heavy-duty vehicle, including the integrated front extension beam according to any one of embodiments 1.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An integrated front extension beam, comprising:
the beam body (1) comprises a first end part and a second end part which are oppositely arranged, and the first end part is lower than the second end part; the lateral mounting seat module (2) and the longitudinal mounting seat module (4) are respectively connected with the first end part and the second end part of the beam body (1);
a tilted stress plate module (3) having a first end connected to the lateral mount module (2) and a second end connected to the longitudinal mount module (4); the gravity center height of the inclined stress plate module (3) is higher than that of the lateral mounting seat module (2) and lower than that of the longitudinal mounting seat module (4);
the mounting base module (5) is respectively connected with the beam body (1), the lateral mounting base module (2), the inclined stress plate module (3) and the longitudinal mounting base module (4);
the anti-collision connecting plate module (6) is connected with the lower part of the mounting base module (5);
and the auxiliary stress plate module (7) is connected with the lower part of the anti-collision connecting plate module (6).
2. The integrated front beam as claimed in claim 1, wherein: the lateral mounting base module (2) is provided with a first upper mounting hole (21) and a first lower mounting hole which are arranged oppositely in the vertical direction, and the lateral mounting base module (2) is also provided with a first lightening hole (22) and a second lightening hole (23) which are respectively close to the two first mounting holes; a first cavity (24) and a second cavity (25) are further formed in one side, connected with the mounting base module (5), of the lateral mounting base module (2); the first cavity (24) is respectively communicated with the first lower mounting hole and the second lightening hole (23); the second cavity (25) is respectively communicated with the first upper mounting hole (21) and the first lightening hole (22); the lateral installation seat module (2) is connected with the beam body (1) through a first occlusal surface (26), and the first occlusal surface (26) is a smooth transition surface.
3. The integrated front beam as claimed in claim 2, wherein: the integrated front extension beam further comprises a first reinforcing rib (27) and a second reinforcing rib (44), the inner wall of the lateral mounting seat module (2) is circumferentially connected with the two first reinforcing ribs (27), and the two first reinforcing ribs (27) are respectively positioned at the first cavity (24) and the second cavity (25); the second reinforcing rib (44) is arranged on one side, close to the lateral mounting seat module (2), of the longitudinal mounting seat module (4).
4. The integrated front beam as claimed in claim 1, wherein: the inclined stress plate module (3) is uniformly provided with a plurality of inclined stress holes (31) from top to bottom, and a third weight-reducing hole (32) is formed in the middle of the inclined stress plate module.
5. The integrated front beam as claimed in claim 1, wherein: a plurality of second mounting holes (41) are formed in one side, close to the lateral mounting seat module (2), of the longitudinal mounting seat module (4), and a fourth weight-reducing hole (42) and a fifth weight-reducing hole (43) are formed in the middle of the longitudinal mounting seat module from top to bottom; the longitudinal installation seat module (4) is connected with the beam body (1) through a second occlusal surface (45), and the second occlusal surface (45) is a smooth transition surface.
6. The integrated front beam as claimed in claim 1, wherein: third mounting holes (51) are formed in the upper side and the lower side, close to the longitudinal mounting seat module (4), of the mounting base module (5), a sixth weight reducing hole (52) is formed in the right portion of the mounting base module (5), a plurality of seventh weight reducing holes (53) and eighth weight reducing holes (54) are formed in the middle of the mounting base module (5), the bottom of the mounting base module (5) is connected with the beam body (1) through a third occlusal surface (55), and the third occlusal surface (55) is a smooth transition surface.
7. The integrated front beam as claimed in claim 1, wherein: fourth mounting holes (61) are formed in the front side and the rear side of the right lower portion of the anti-collision connecting plate module (6), a ninth weight reducing hole (62) is formed in the left side of the anti-collision connecting plate module (6), a tenth weight reducing hole (63) is formed in the front side of the anti-collision connecting plate module (6), an eleventh weight reducing hole (64) is formed in the rear side of the upper portion of the anti-collision connecting plate module (6), the anti-collision connecting plate module (6) is connected with the beam body (1) through a fourth occlusal surface (65), and the fourth occlusal surface (65) is a smooth transition surface.
8. The integrated front beam as claimed in claim 1, wherein: fifth mounting holes (71) are formed in the upper side and the lower side of the auxiliary stress plate module (7), and a third cavity (72) is formed in one side, close to the lateral mounting seat module (2), of the auxiliary stress plate module (7).
9. The integrated front beam as claimed in claim 1, wherein: the lateral mounting seat module (2), the inclined stress plate module (3), the longitudinal mounting seat module (4), the mounting base module (5), the anti-collision connecting plate module (6) and the auxiliary stress plate module (7) are integrally cast.
10. A heavy vehicle comprising an integrated front spreader beam as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111248528.7A CN113879402B (en) | 2021-10-26 | Integrated front extension beam and heavy-duty car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111248528.7A CN113879402B (en) | 2021-10-26 | Integrated front extension beam and heavy-duty car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113879402A true CN113879402A (en) | 2022-01-04 |
| CN113879402B CN113879402B (en) | 2024-05-10 |
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