CN115571229A - Integrated front engine room assembly and automobile - Google Patents

Abstract

The invention provides an integrated front engine room assembly and an automobile, wherein the front engine room assembly comprises: the longitudinal beams comprise a left longitudinal beam and a right longitudinal beam which are symmetrically arranged; the torsion box comprises a left torsion box and a right torsion box which are correspondingly screwed with the left longitudinal beam and the right longitudinal beam respectively; the bottom of the longitudinal beam and the bottom of the torque box are provided with threaded holes, an EDU upper cross beam and an EDU lower cross beam are in threaded connection between the left longitudinal beam and the right longitudinal beam, an FDS is adopted to be in threaded connection between the left torque box and the right torque box to form a front wall lower cross beam, a rear suspension installation cross beam is further in threaded connection with the bottom of the joint of the longitudinal beam and the torque box, and the threaded connection of the front cabin assembly is completed through unilateral operation. By the front engine room assembly and the automobile, the number of parts of an automobile engine room module is greatly reduced, the weight of the whole automobile is reduced, the structural design of the front engine room assembly enables the installation to be more convenient and faster, the generalization degree is improved, and the manufacturing cost and the research and development cost of the automobile are reduced.

Description

Integrated front engine room assembly and automobile

Technical Field

The invention relates to the field of automobile design and manufacture, in particular to an integrated front engine room assembly and an automobile.

Background

With the progress of the times, electric automobiles have become important vehicles in daily life. In the conventional technology, the cabin module of the automobile is generally formed by welding steel sheet metal parts, so that the overall weight of the whole automobile is heavier. The number of sheet metal parts of a traditional engine room is dozens, the types and welding spots of the sheet metal parts are large, and more clamps are needed for auxiliary operation and subsequent treatment; the structure in traditional cabin still can occupy a large amount of automobile body arrangement space, to need when improving the automobile body, great to the change of automobile body, the low in universalization degree is unfavorable for the iteration of motorcycle type for manufacturing cost and research and development cost greatly increased.

The present invention has been made in view of the above problems.

Disclosure of Invention

The invention provides an integrated front engine room assembly, and aims to solve the problems of high manufacturing cost and high research and development cost caused by complex structure of an engine room module, more parts, complex assembly operation and low generalization degree in the prior art.

The present invention first provides an integrated front nacelle assembly comprising:

the longitudinal beams comprise a left longitudinal beam and a right longitudinal beam which are symmetrically arranged;

the torsion box comprises a left torsion box and a right torsion box which are correspondingly screwed with the left longitudinal beam and the right longitudinal beam respectively; wherein the content of the first and second substances,

threaded holes are formed in the bottoms of the longitudinal beams and the torque box, an EDU upper cross beam and an EDU lower cross beam are connected between the left longitudinal beam and the right longitudinal beam in a threaded mode, an FDS (fully drawn Standard) is connected between the left torque box and the right torque box in a threaded mode to form a front wall lower cross beam, a rear suspension installation cross beam is further connected to the bottom of the joint of the longitudinal beams and the torque box in a threaded mode, and the front cabin assembly is connected in a threaded mode through unilateral operation.

In the scheme, the front cabin assembly comprises a longitudinal beam, a torque box, a front panel lower cross beam, a rear suspension mounting cross beam, an EDU upper cross beam and an EDU lower cross beam, wherein the longitudinal beam comprises a left longitudinal beam and a right longitudinal beam, a left torque box and a right torque box in the torque box are respectively in threaded connection, and the longitudinal beam provides a threaded hole for connection of the torque box; the longitudinal beams and the torsion boxes are symmetrically arranged, an EDU upper cross beam and an EDU lower cross beam are screwed between the left longitudinal beam and the right longitudinal beam, and the longitudinal beams provide threaded holes for connection of the EDU upper cross beam and the EDU lower cross beam; a front coaming lower beam is screwed between the left torsion box and the right torsion box by adopting a hot melting self-tapping screw connection process (FDS); the bottom of the joint of the longitudinal beam and the torsion box is also in threaded connection with a rear suspension mounting cross beam, and the longitudinal beam and the torsion box provide threaded holes for the connection of the rear suspension mounting cross beam; the screwing of the above structures is completed through unilateral operation. Through the configuration optimization design to preceding cabin assembly, adopt electric spanner and FDS desk-top equipment to accomplish the equipment, very big reduction the quantity of part, make the aspect at erection equipment reduced too huge equipment and shortened the length of producing the line, save more production time for manufacturing, simultaneously through the integrated design to preceding cabin assembly, make the universalization degree that has improved preceding cabin module when reducing whole car weight, with the more motorcycle types of adaptation, the cost of research and development has been reduced.

Optionally, a first fixing piece is arranged at the bottom of one end of the inner side of the longitudinal beam, the first fixing piece extends towards the bottom of the longitudinal beam, and a threaded hole is formed in the side portion of the torque box and used for being matched with the torque box to be in threaded connection with the rear suspension installation beam.

In this scheme, the inboard one end bottom of left longeron and right longeron is provided with first mounting, and first mounting extends to the longeron bottom for the height that highly is less than the longeron of back suspension installation crossbeam, with adaptation car suspension's installation, the screw hole has been arranged for the lateral part of torsion box to first mounting, and back suspension installation crossbeam can utilize the screw hole of first mounting and the screw hole of torsion box bottom, carries out the unilateral from the bottom of preceding cabin assembly through the bolt and fixes.

Optionally, a second fixing piece is arranged at the bottom of the other end of the inner side of the longitudinal beam, and the second fixing piece is provided with a threaded hole for screwing the EDU lower cross beam; the second fixing piece is an arc-shaped piece extending towards the inner side of the longitudinal beam to adapt to the length of the EDU lower cross beam.

In this scheme, the inboard other end bottom of longeron still is provided with the second mounting, and the second mounting extends to the longeron inboard, is an arc spare, through extending the second mounting to the bottom and extending the length that can the adaptation EDU bottom end rail, provides installation space for automobile power module simultaneously, and the screw hole has been arranged to the second mounting, can the unilateral with the EDU bottom end rail spiro union between left longeron and right longeron through the bolt to do benefit to the installation EDU bottom end rail.

Optionally, a third fixing piece is further arranged on the inner side of the longitudinal beam relative to the top of the second fixing piece, a threaded hole is formed in the third fixing piece and used for being screwed with the upper cross beam of the EDU, and the third fixing piece is a plate extending towards the inner side of the longitudinal beam and used for adapting to the length of the upper cross beam of the EDU.

In this scheme, the third mounting is arranged in the headspace of second mounting, and the third mounting is the plate that extends to the longeron inboard, and the extension degree of third mounting is less than the extension degree of second mounting to the length of adaptation EDU entablature, threaded hole is opened at third mounting top, can carry out the unilateral with the bolt for the EDU entablature from the top side in preceding cabin through the threaded hole and fix.

Optionally, the inner part of the longitudinal beam is provided with inner ribs distributed in a crossed manner to increase the strength of the longitudinal beam.

In the scheme, the inner ribs which are distributed in a crossed manner are designed in the longitudinal beam, so that the material is saved, the weight of the front engine room assembly is reduced, and meanwhile, the strength of the longitudinal beam is increased, and the longitudinal beam can bear larger load.

Optionally, the torsion box is provided with a plurality of horizontal muscle and a plurality of muscle of indulging, horizontal muscle with indulge the muscle cross distribution to strengthen the anti load-carrying capacity of torsion box.

In this scheme, the torsion box is through being provided with a plurality of horizontal muscle and a plurality of muscle of indulging, horizontal muscle with indulge the muscle vertical cross distribution, can so that the anti load-carrying capacity of torsion box obtains improving, reduce the floor structure of torsion box's deformation in order to protect the car after the bump.

Optionally, the reinforcing rib is arranged inside the lower front wall beam, so that the strength of the lower front wall beam is enhanced, and the floor connecting part is further arranged at one end of the lower front wall beam and used for connecting an automobile floor.

In this scheme, preceding bounding wall bottom end rail's inside is provided with the strengthening rib, increases preceding bounding wall bottom end rail's intensity when can reduce weight, and preceding bounding wall bottom end rail's one end is provided with floor connecting portion to connect the floor structure of car.

Optionally, the top of preceding cabin assembly is level and smooth to increase the universalization degree of preceding cabin assembly, crashproof roof beam connecting portion has still been arranged to the one end of longeron for connect preceding crashproof roof beam structure.

In this scheme, the plane at the top of preceding cabin assembly levels relatively, and longeron, torsion box and preceding bounding wall bottom end rail's highly keep unanimous, can be so that the Z of preceding cabin assembly increases storing or other functions to the space, reduces to occupy the space of going up the automobile body to the different figurative last automobile body structures of adaptation increase the universalization degree of preceding cabin assembly, and the one end of longeron sets up crashproof roof beam connecting portion, with the preceding crashproof roof beam structure of connecting the car.

Optionally, the front cabin assembly further comprises a bolt and an FDS screw, the bolt is used for being matched with a threaded hole of the longitudinal beam to bolt the longitudinal beam, the torque box, the EDU upper cross beam, the EDU lower cross beam and the rear suspension installation cross beam, and the FDS screw is used for being screwed between the torque box and the front wall lower cross beam.

In this scheme, the spiral shell spare of preceding cabin assembly has two kinds of parts of bolt and FDS screw to cabin assembly inside longeron, torsion box, preceding bounding wall bottom end rail, rear suspension installation crossbeam, EDU entablature and the spiro union demand of EDU bottom end rail before the adaptation.

The invention also provides an automobile comprising the front cabin assembly.

In this scheme, preceding cabin assembly high integration, the preceding crashproof roof beam structure of car is connected in the longeron one end of preceding cabin assembly, and floor structure connects in preceding bounding wall bottom end rail one end of preceding cabin assembly, and the suspension structure mountable is in back suspension installation crossbeam, and power assembly, steering structure, suspension structure and transmission structure mountable are in the longeron.

The integrated front engine room assembly and the automobile provided by the invention have the beneficial effects that:

1. through the integrated design to preceding cabin assembly, make the part quantity of cabin module before the car significantly reduce, reduced the weight of car cabin module, make the weight of whole car reduce, the design of each structure of the inside of preceding cabin assembly is when guaranteeing cabin module function for the installation is more convenient, thereby has shortened the production line and has reduced manufacturing cost.

2. Through the front engine room assembly that this application provided, can be so that the universalization degree of the cabin module of car obtains improving, and front engine room assembly need not take up the space of arranging of automobile body, and the adaptation that all can be better when facing different automobile body motorcycle types of going up has reduced the research and development cost of car, is favorable to the iteration of car.

Other features and advantages of an integrated front engine compartment assembly and vehicle are described further in the detailed description.

Description of the 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 description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic overall structural view of a front nacelle assembly provided as an example in an embodiment of the invention;

FIG. 2 is an exploded view of an exemplary embodiment of the present invention;

fig. 3 is a schematic view of a connection structure of a longitudinal beam and a torsion box provided in an exemplary embodiment of the invention;

FIG. 4 is a schematic view of an exemplary rear suspension mounting beam connection configuration provided in an embodiment of the present invention;

fig. 5 is a schematic view of a connection structure of a cowl bottom cross member and a torsion box provided in an exemplary embodiment of the present invention.

In the above figures, the list of parts represented by the various reference numerals is as follows:

100. a front nacelle assembly; 10. A stringer;

1. a left stringer; 2. A right stringer;

20. a torque box; 8. A left torque box;

7. a right torque box; 11. A threaded hole;

5. an EDU upper beam; 6. An EDU lower beam;

3. a cowl lower cross member; 4. A beam is installed on the rear suspension;

41. a first fixing member; 61. A second fixing member;

51. a third fixing member; 15. An inner rib;

12. a drive via; 22. Transverse ribs;

21. longitudinal ribs; 31. Reinforcing ribs;

32. a floor connecting portion; 40. An impact beam connection;

13. a bolt; 14. FDS screw.

The specific implementation mode is as follows:

in order to make the aforementioned and other features and advantages of the invention more apparent, the invention is further described below with reference to the accompanying drawings. It is understood that the specific embodiments described herein are for purposes of illustration only and are not intended to be limiting.

In the description of the present invention, it is to be understood that the terms "central," "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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

A general idea of this embodiment is to provide an integrated front cabin assembly 100, by optimally designing the structure of the front cabin assembly 100, each connecting structure of the traditional cabin module is integrated in the front cabin assembly 100, and the internal connecting structure of the front cabin assembly 100 is optimally designed, which aims to solve the problems of a large number of cabin module parts, high weight of the whole vehicle, large requirements on auxiliary tools such as clamps during installation, low generalization degree, and high development cost during manufacturing cost and iteration in the prior art.

Referring to fig. 1-5, an alternative to the embodiment of the present invention illustrated therein, wherein the invention illustrated in fig. 1 provides an overall structure of an integrated forward nacelle assembly 100, comprising:

the longitudinal beam 10 comprises a left longitudinal beam 1 and a right longitudinal beam 2, and the left longitudinal beam 1 and the right longitudinal beam 2 are symmetrically arranged;

the torque box 20 comprises a left torque box 8 and a right torque box 7 which are correspondingly screwed with the left longitudinal beam 1 and the right longitudinal beam 2 respectively; wherein the content of the first and second substances,

threaded holes 11 are formed in the bottoms of the longitudinal beam 10 and the torque box 20, an EDU upper cross beam 5 and an EDU lower cross beam 6 are in threaded connection between the left longitudinal beam 1 and the right longitudinal beam 2, an FDS (fully drawn yarn) is adopted to be in threaded connection with a front wall lower cross beam 3 between the left torque box 8 and the right torque box 7, a rear suspension installation cross beam 4 is further in threaded connection with the bottom of the joint of the longitudinal beam 10 and the torque box 20, and the threaded connection of the front cabin assembly 100 is completed through unilateral operation.

The EDU means an electronically controlled drive unit, the driving force of the vehicle is controlled by the electronically controlled drive unit and then transmitted to the drive shaft of the vehicle, and the upper EDU cross member 5 and the lower EDU cross member 6 are used to mount an electronically controlled drive unit (EDU) of the vehicle.

Each structure is explained in detail below.

In an optional scheme of this embodiment, the front cabin assembly 100 is composed of a longitudinal beam 10, a torque box 20, a front dash lower cross beam 3, a rear suspension mounting cross beam 4, an EDU upper cross beam 5 and an EDU lower cross beam 6, wherein the longitudinal beam 10 includes a left longitudinal beam 1 and a right longitudinal beam 2, a left torque box 8 and a right torque box 7 in the torque box 20 are respectively screwed, and the longitudinal beam 10 provides a threaded hole 11 for connecting the torque box 20; the longitudinal beam 10 and the torsion box 20 are symmetrically arranged, an EDU upper cross beam 5 and an EDU lower cross beam 6 are screwed between the left longitudinal beam 1 and the right longitudinal beam 2, and the longitudinal beam 10 provides a threaded hole 11 for connecting the EDU upper cross beam 5 and the EDU lower cross beam 6; the front wall lower cross beam 3 is screwed between the left torsion box 8 and the right torsion box 7 by a hot melting self-tapping screw joint process (FDS); the bottom of the joint of the longitudinal beam 10 and the torsion box 20 is also in threaded connection with a rear suspension installation cross beam 4, and the longitudinal beam 10 and the torsion box 20 provide a threaded hole 11 for connecting the rear suspension installation cross beam 4; the screwing of the above structures is completed through unilateral operation. Through the configuration optimization design to preceding cabin assembly 100, adopt electric spanner and FDS desk-top equipment can accomplish the equipment, very big reduction the quantity of part, make the aspect at erection equipment reduced too huge equipment and shortened the length of producing the line, save more production time for manufacturing, simultaneously through the integrated design to preceding cabin assembly 100, make the universalization degree that has improved preceding cabin module when reducing whole car weight, with the more motorcycle types of adaptation, the cost of research and development has been reduced.

Further, a first fixing piece 41 is arranged at the bottom of one end of the inner side of the longitudinal beam 10, the first fixing piece 41 extends towards the bottom of the longitudinal beam 10, and a threaded hole 11 is arranged on the side portion opposite to the torque box 20 and used for matching with the torque box 20 to be in threaded connection with the rear suspension installation cross beam 4.

In an optional scheme of this embodiment, a first fixing member 41 is disposed at the bottom of one end of the inner side of the left longitudinal beam 1 and the right longitudinal beam 2, the first fixing member 41 extends towards the bottom of the longitudinal beam 10, so that the height of the rear suspension installation cross beam 4 is lower than that of the longitudinal beam 10 to adapt to installation of an automobile suspension structure, threads are disposed on the first fixing member 41 relative to the side portion of the torque box 20, and the rear suspension installation cross beam 4 can be fixed from the bottom of the front cabin assembly 100 on one side through a bolt 13 by using the threaded hole 11 of the first fixing member 41 and the threaded hole 11 at the bottom of the torque box 20.

Further, a second fixing piece 61 is arranged at the bottom of the other end of the inner side of the longitudinal beam 10, and the second fixing piece 61 is provided with a threaded hole 11 for screwing the EDU lower cross beam 6; the second fixing member 61 is an arc-shaped member extending inward of the longitudinal beam 10 to adapt to the length of the EDU lower cross beam 6.

In the optional scheme of this embodiment, the inboard other end bottom of longeron 10 still is provided with second mounting 61, and second mounting 61 extends to longeron 10 inboard, is an arc spare, through extending second mounting 61 to the bottom and extending the length that can the adaptation EDU bottom end rail 6, provides installation space for automobile power module simultaneously, and threaded hole 11 has been arranged to second mounting 61, can the unilateral with EDU bottom end rail 6 spiro union between left longeron 1 and right longeron 2 through bolt 13 to do benefit to installation EDU bottom end rail 6.

Further, a third fixing member 51 is further disposed on the inner side of the longitudinal beam 10 opposite to the top of the second fixing member 61, the third fixing member 51 is provided with a threaded hole 11 for screwing the EDU upper cross beam 5, and the third fixing member 51 is a plate extending inwards of the longitudinal beam 10 to adapt to the length of the EDU upper cross beam 5.

In an alternative embodiment, the third fixing element 51 is arranged in the top space of the second fixing element 61, the third fixing element 51 is a plate extending towards the inner side of the longitudinal beam 10, the extension degree of the third fixing element 51 is smaller than that of the second fixing element 61 so as to adapt to the length of the EDU upper cross beam 5, and the top of the third fixing element 51 is provided with a threaded hole 11, through which the EDU upper cross beam 5 can be fixed by bolts 13 from the top side of the front cabin on one side.

Further, the inner part of the longitudinal beam 10 is provided with inner ribs 15 distributed crosswise to increase the strength of the longitudinal beam 10.

In the optional scheme of this embodiment, the inner ribs 15 distributed in a crossed manner are designed inside the longitudinal beam 10, so that the strength of the longitudinal beam 10 can be increased while the weight of the front cabin assembly 100 is reduced by saving materials, the longitudinal beam 10 can bear a larger load, the longitudinal beam 10 is further provided with a transmission through hole 12 for mounting a transmission structure of an automobile, and the transmission through hole 12 is a square hole.

Further, the torque box 20 is provided with three transverse ribs 22 and three longitudinal ribs 21, and the transverse ribs 22 and the longitudinal ribs 21 are distributed in a crossed manner, so as to enhance the load-resisting capability of the torque box 20.

In the optional scheme of this embodiment, the torsion box 20 is provided with three transverse ribs 22 and three longitudinal ribs 21, and the transverse ribs 22 and the longitudinal ribs 21 are perpendicularly and crosswise distributed to form a honeycomb shape, so that the anti-load capacity of the torsion box 20 can be improved, and the deformation of the torsion box 20 is reduced after collision, so as to protect the floor structure of the automobile.

Further, the front wall lower beam 3 is internally provided with a reinforcing rib 31 for enhancing the strength of the front wall lower beam 3, and one end of the front wall lower beam 3 is also provided with a floor connecting part 32 for connecting an automobile floor.

In the optional scheme of this embodiment, the inside of cowl bottom end rail 3 is provided with strengthening rib 31, can increase cowl bottom end rail 3's intensity when reducing weight, and cowl bottom end rail 3's one end is provided with floor connecting portion 32 to connect the floor structure of car.

Further, the top of the front cabin assembly 100 is flat to increase the generalization degree of the front cabin assembly 100, and the anti-collision beam connecting part 40 is further arranged at one end of the longitudinal beam 10 for connecting the front anti-collision beam structure.

In the optional scheme of this embodiment, the plane at the top of preceding cabin assembly 100 is level and smooth relatively, and longeron 10, torsion box 20 and dash board bottom end rail 3 highly keep unanimous, can make the Z of preceding cabin assembly 100 to the space increase storing or other functions, reduce the space occupation to last automobile body to the different figurative last automobile body structures of adaptation, increase the universalization degree of preceding cabin assembly 100, the one end of longeron 10 sets up crashproof roof beam connecting portion 40, with the preceding crashproof roof beam structure of connecting the car.

Further, the front cabin assembly 100 further comprises a bolt 13 and an FDS screw 14, the bolt 13 is used for matching with a threaded hole 11 of the longitudinal beam 10 to screw the longitudinal beam 10, the torque box 20, the EDU upper cross beam 5, the EDU lower cross beam 6 and the rear suspension mounting cross beam 4, and the FDS screw 14 is used for screwing the torque box 20 and the dash panel lower cross beam 3.

In an alternative embodiment, the screw member of the front cabin assembly 100 has two components, i.e., a bolt 13 and an FDS screw 14, wherein the end of the bolt 13 is flat, and the end of the FDS screw 14 is sharp, so as to meet the screwing requirements of the longitudinal beam 10, the torsion box 20, the front bulkhead lower cross beam 3, the rear suspension installation cross beam 4, the EDU upper cross beam 5 and the EDU lower cross beam 6 inside the front cabin assembly 100.

It should be noted that, in an alternative embodiment of the present invention, the front cabin assembly 100 is integrally made of an aluminum casting and an aluminum profile except that the top portion of the front cowl bottom cross member 3 is made of a sheet metal part, so that the weight of the entire vehicle is reduced, and the strength and the universality of the front cabin assembly 100 are also maintained to a certain extent.

The present invention also provides an automobile (not shown) comprising a front cabin assembly 100 as above.

In the optional scheme of this embodiment, preceding cabin assembly 100 is highly integrated, and the preceding crashproof roof beam structure of car is connected in longeron 10 one end of preceding cabin assembly 100, and the floor structure of car is connected in preceding bulkhead bottom end rail 3 one end of preceding cabin assembly 100, and the suspension structure of car can be installed in rear suspension installation crossbeam 4, and power assembly, the structure that turns to, suspension structure and the transmission structure of car can be installed in longeron 10.

It should be understood by those skilled in the art that if an integrated front cabin assembly 100 and a vehicle provided by the embodiment of the present invention are provided, all or part of the sub-modules involved in the integrated front cabin assembly are combined and replaced by fusing, simple changing, mutual changing, etc., for example, the components are placed and moved; or the products formed by the components are integrally arranged; or a detachable design; it is within the scope of the present invention to replace the corresponding components of the present invention with such a device/apparatus/system.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

In summary, the integrated front cabin assembly 100 and the automobile provided by the embodiment of the present invention have the following beneficial effects: through the integrated design to preceding cabin assembly 100, make the part quantity of cabin module before the car significantly reduce, reduced the weight of car cabin module, make the weight of whole car reduce, the design of each structure in the inside of preceding cabin assembly 100 is when guaranteeing cabin module function for the installation is more convenient, thereby has shortened the production line and has reduced manufacturing cost. Through the front engine room assembly 100 provided by the application, the generalization degree of the engine room module of the automobile can be improved, the front engine room assembly 100 does not need to occupy the arrangement space of the upper automobile body, and the front engine room assembly can be well adapted when facing different upper automobile body models, so that the research and development cost of the automobile is reduced, and the iteration of the automobile is facilitated.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. An integrated forward nacelle assembly, comprising:

the longitudinal beams comprise a left longitudinal beam and a right longitudinal beam, and the left longitudinal beam and the right longitudinal beam are symmetrically arranged;

the torsion box comprises a left torsion box and a right torsion box which are correspondingly screwed with the left longitudinal beam and the right longitudinal beam respectively;

the torsion box comprises a longitudinal beam, a torsion box and a front cabin assembly, wherein threaded holes are formed in the bottom of the longitudinal beam and the bottom of the torsion box, an EDU upper cross beam and an EDU lower cross beam are in threaded connection between the left longitudinal beam and the right longitudinal beam, an FDS (fully drawn yarn) is adopted to be in threaded connection between the left torsion box and the right torsion box to form a front wall lower cross beam, a rear suspension installation cross beam is further in threaded connection at the bottom of the joint of the longitudinal beam and the torsion box, and the threaded connection of the front cabin assembly is completed through unilateral operation.

2. The front nacelle assembly as claimed in claim 1, wherein a first fixing member is disposed at a bottom portion of an inner end of the longitudinal beam, the first fixing member extends toward the bottom portion of the longitudinal beam, and the threaded hole is disposed at a side portion opposite to the torque box for engaging with the torque box to be screwed to the rear suspension mounting cross member.

3. The front cabin assembly of claim 2, wherein a second fixing piece is arranged at the bottom of the other end of the inner side of the longitudinal beam, and the second fixing piece is provided with the threaded hole for screwing an EDU lower cross beam; the second fixing piece is an arc-shaped piece extending towards the inner side of the longitudinal beam so as to adapt to the length of the EDU lower cross beam.

4. The front nacelle assembly as claimed in claim 3, wherein a third fixing member is further provided on the inner side of the longitudinal beam opposite to the top of the second fixing member, the third fixing member is provided with the threaded hole for screwing the EDU upper beam, and the third fixing member is a plate extending inwards from the longitudinal beam to adapt to the length of the EDU upper beam.

5. The front nacelle assembly as claimed in claim 1, wherein the inner part of the longitudinal beams is provided with inner ribs distributed crosswise to increase the strength of the longitudinal beams.

6. The forward nacelle assembly of claim 1, wherein the torque box is provided with a plurality of transverse ribs and a plurality of longitudinal ribs, and the transverse ribs and the longitudinal ribs are distributed in a crossed manner to enhance the load-resisting capability of the torque box.

7. The front cabin assembly of claim 1, wherein the front cowl cross-member has a reinforcing rib disposed therein for reinforcing the strength of the front cowl cross-member, and a floor connecting portion is further disposed at one end of the front cowl cross-member for connecting a floor of a vehicle.

8. The front cabin assembly of claim 1, wherein the front cabin assembly is flat at the top to increase the versatility of the front cabin assembly, and the longitudinal beam is further provided with an impact beam connection at one end for connecting a front impact beam structure of the vehicle.

9. The front nacelle assembly as in claim 1, further comprising a bolt for engaging a threaded hole of the side member to threadably couple the side member, the torque box, the EDU upper cross member, the EDU lower cross member, and the rear suspension mounting cross member, and an FDS screw for threadably coupling the torque box and the cowl lower cross member.

10. An automobile, characterized by comprising a front nacelle assembly as claimed in any one of claims 1 to 9.

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