CN218257949U

CN218257949U - Automobile storage plate assembly and automobile

Info

Publication number: CN218257949U
Application number: CN202222598925.3U
Authority: CN
Inventors: 高鹏; 张涛; 陈强; 张书任
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-01-10
Anticipated expiration: 2032-09-29

Abstract

The utility model provides an automobile storage plate assembly and automobile, the utility model discloses an automobile storage plate assembly mainly includes storage plate unit and support element, and wherein, the front end of storage plate unit has storage plate front beam, and support element includes the first supporting beam that top and storage plate front beam are connected, and first supporting beam is for dividing establishing two on the left and right sides, and the bottom of each first supporting beam is connected on the back floor longeron that corresponds the side. Automobile shelf assembly, because the shelf unit has the shelf front beam who is located self front end, can improve the structural strength of shelf unit, and through setting up two first supporting beams, support shelf front beam that can be better to can form multiple ring structure, thereby improve structural strength and rigidity, and can improve the installation stability of shelf unit, install on the automobile body, do benefit to structural strength and the rigidity that improves the automobile rear portion, thereby can improve the crashworthiness and the anti-torsion performance of automobile.

Description

Automobile storage plate assembly and automobile

Technical Field

The utility model relates to a vehicle parts technical field, in particular to car shelf assembly. Meanwhile, the utility model discloses still relate to the car that is equipped with this car storage tray assembly.

Background

In the prior art, the storage plate is generally assembled on a C-pillar lower guard plate at the position of a trunk of an automobile, and plays a role in placing clothes and shielding articles in the trunk.

At present, the storage plate at the rear part of the vehicle body generally has poor strength, is only installed on sheet metal parts at two sides of the vehicle body through simple clamping or screws, has poor bearing capacity, and is easy to damage or fall when a heavy object is placed on the storage plate. And the shelf plate structure also plays an important role in the force transmission and the safe collision performance of the vehicle body, and when the rear part of the vehicle collides, the safety of the rear-row passengers in the vehicle is possibly damaged due to the fact that the shelf plate has poor strength and is easy to damage.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to an automobile storage tray assembly, which is beneficial to improving the structural strength and rigidity thereof.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

an automobile storage plate assembly comprises a storage plate unit and a supporting unit connected with the front end of the storage plate unit;

the front end of the shelf unit is provided with a front shelf beam, the support unit comprises two first support beams, the top ends of the first support beams are connected with the front shelf beam, the two first support beams are respectively arranged on the left side and the right side, and the bottom ends of the first support beams are connected to the rear floor longitudinal beams on the corresponding sides.

Furthermore, a rear floor front cross beam is connected between the rear floor longitudinal beams on the two sides, and the supporting unit further comprises a second supporting beam connected between the storage plate front cross beam and the rear floor front cross beam.

Furthermore, the second supporting beam is located on the inner side of the first supporting beam, and the first supporting beams close to the two sides are respectively provided with one second supporting beam.

Furthermore, the first supporting beam and the second supporting beam are arranged on each side at intervals, and a rear partition plate is connected between the first supporting beam and the second supporting beam on each side.

Furthermore, the first supporting beam, the second supporting beam and the rear floor front cross beam are all made of extruded aluminum profiles;

between first supporting beam and the back floor longeron, and first supporting beam with put and connect through MIG welding between the thing board front beam, a second supporting beam with put between the thing board front beam, and a second supporting beam with adopt FDS to connect between the back floor front beam.

Furthermore, the shelf unit comprises a shelf framework and a shelf body connected in the shelf framework; the shelf framework is provided with a front shelf beam, a rear shelf beam arranged opposite to the front shelf beam and two connecting beams arranged opposite to each other left and right;

the rear cross beam of the storage plate is connected between the D columns on the left side and the right side, the front cross beam of the storage plate is connected between the CD column connecting longitudinal beams on the left side and the right side, the top ends of the CD column connecting longitudinal beams are connected with the D columns, the bottom ends of the CD column connecting longitudinal beams are connected to the CD column connecting cross beam, and the CD column connecting cross beam is positioned below the D columns and connected between the D columns and the C columns;

the connecting beams on the left side and the right side are connected between the D column and the CD column connecting longitudinal beam on the corresponding side.

Furthermore, the front cross beam of the storage plate, the rear cross beam of the storage plate, the connecting beams on two sides, the D column and the CD column connecting longitudinal beam are all made of aluminum alloy sections; the front beam of the storage plate and the CD column are connected between the longitudinal beams, the rear beam of the storage plate and the D column are connected between the connecting beam and the D column and the CD column are connected between the longitudinal beams by MIG welding.

Furthermore, FDS is adopted for connection between the shelf body and the front cross beam of the shelf, between the shelf body and the rear cross beam of the shelf and between the shelf body and the connecting beams at two sides; the rack board body is provided with an electric device installation part for installing a power supply device, and the left side and the right side of the rear end of the rack board body are respectively provided with a back door hinge installation part.

Furthermore, the shelf board body comprises a main board body positioned in the middle and side board bodies respectively arranged at the left side and the right side of the main board body;

the electric device mounting part comprises an electric device mounting hole arranged on the main board body; the back door hinge installation part comprises back door hinge installation holes formed in the side plate body, the back ends of the side plate body are provided with hinge reinforcing plates connected to the hinge reinforcing plates on the side plate body, the back door hinge installation holes are penetrated through in the lump, the hinge reinforcing plates are arranged, and hinge avoiding holes formed in the hinge reinforcing plates in the lump are formed in the side plate body.

Compared with the prior art, the utility model discloses following advantage has:

automobile shelf assembly, because the shelf unit has the shelf front beam who is located self front end, can improve the structural strength of shelf unit, and through setting up two first supporting beams, the shelf front beam of support shelf unit front end that can be better, and can form multiple annular structure, thereby improve structural strength and rigidity, and can improve the installation stability of shelf unit, this automobile shelf assembly is installed on automobile body, do benefit to structural strength and the rigidity at improvement automobile rear portion, thereby can improve the crashworthiness and the anti-torsion performance of automobile.

In addition, the second support beam can increase the number of the ring structures, thereby further improving the installation stability of the storage plate unit. The rear partition plate is connected between the first supporting beam and the second supporting beam on each side, so that the installation stability of the storage plate unit can be effectively improved while the driving cabin and the luggage cabin are partitioned.

In addition, the first supporting beam, the second supporting beam and the rear floor front cross beam are all made of extruded aluminum profiles, so that the weight is light, and the strength and the rigidity are high. The first supporting beam and the rear floor longitudinal beam are connected through MIG welding, the first supporting beam and the shelf front cross beam are connected through FDS, the second supporting beam and the shelf front cross beam are connected through FDS, connection reliability of all connection parts is guaranteed, and processing is convenient.

In addition, the front shelf beam, the rear shelf beam and the two connecting beams of the shelf unit can form an annular structure, so that the structural strength and the rigidity of the shelf unit can be improved, and the anti-collision performance and the integral torsional rigidity of the rear part of the vehicle body can be further improved; at the left and right sides of the vehicle, the CD column connecting longitudinal beam, the D column and the CD column connecting cross beam can form a triangular structure, and the shelf unit is connected between the stable triangular structures at the left and right sides, so that the overall strength and rigidity of the rear structure of the vehicle body can be further improved, the anti-collision performance and anti-torsion performance of the vehicle can be improved, and the riding comfort level and the driving safety coefficient of the vehicle can be improved.

In addition, the front cross beam of the storage plate, the rear cross beam of the storage plate and the connecting beam are all made of aluminum alloy sections, and the D column and the CD column are connected with the longitudinal beam through extruded aluminum sections, so that the weight is light, and the strength and the rigidity are high. And the shelf front cross beam and the CD column connecting longitudinal beam, the shelf rear cross beam and the D column, and the connecting beam and the D column and the CD column connecting longitudinal beam are connected by MIG welding, FDS connection is adopted between the shelf body and the shelf front cross beam, between the shelf body and the shelf rear cross beam, and between the shelf body and the connecting beams at two sides, so that the connection reliability of each connection part is ensured, and the processing is convenient.

The storage plate body is formed by connecting a main plate body and side plate bodies on two sides, and is convenient to process. The electric device mounting part and the back door hinge mounting part are arranged on the shelf board body, so that the electric device and the hinge can be conveniently arranged, and the hinge mounting part is arranged on the protruding part, so that the stability of the electric device and the hinge mounting can be conveniently ensured. The hinge reinforcing plate is arranged, and the back door hinge mounting holes and the hinge avoiding holes are correspondingly arranged on the hinge reinforcing plate and the side plate body, so that the mounting and the use of the back door hinge are not influenced, the strength of the back door hinge mounting part can be ensured, and the mounting stability of the back door hinge is improved.

Another object of the present invention is to provide an automobile, wherein the automobile storage tray assembly is disposed in the automobile.

The car of the present invention and the aforementioned car shelf assembly have the same beneficial effects as compared with the prior art, and are not repeated herein.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of an automobile shelf assembly according to an embodiment of the present invention in an applied state;

FIG. 2 is a schematic view of FIG. 1 from another perspective;

FIG. 3 is an assembly view of the shelf frame and the supporting unit according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a shelf frame according to an embodiment of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 3 from another perspective;

fig. 6 is a schematic structural diagram of a supporting unit according to an embodiment of the present invention;

FIG. 7 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 6;

fig. 8 is a schematic structural view of a storage tray body according to an embodiment of the present invention;

fig. 9 is an exploded view of the shelf body according to the embodiment of the present invention;

fig. 10 is a schematic structural view of a hinge reinforcing plate according to an embodiment of the present invention.

Description of reference numerals:

1. a shelf framework; 101. a front beam of the shelf plate; 102. a shelf rear cross beam; 103. a connecting beam;

2. a shelf body; 201. a main board body; 202. a side plate body; 203. a hinge reinforcement plate; 2011. an electric device mounting part; 2012. a through hole; 2013. a projection; 2021. a back door hinge mounting part; 2022. a hinge avoidance hole;

3. a column D; 4. c column; 5. the CD column is connected with the longitudinal beam; 6. the CD column is connected with the cross beam; 7. a rear cabin longitudinal beam; 8. a threshold beam;

9. a support unit; 901. a first support beam; 902. a rear bulkhead; 903. a second support beam;

10. a rear floor stringer; 11. rear floor front cross member.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The present embodiment relates to a vehicle rack assembly, as shown in fig. 1 to 5, which mainly includes a rack unit and a supporting unit 9 connected to a front end of the rack unit, and the rack assembly of the present embodiment has high overall structural strength and rigidity, is mounted to a rear portion of a vehicle body, and is advantageous for improving the strength and rigidity of a rear portion structure of the vehicle body, thereby improving an anti-collision performance and an anti-torsion performance of the rear portion of the vehicle body.

The front end of the shelf unit is provided with a front shelf beam 101, the support unit 9 comprises two first support beams 901, the top ends of the first support beams are connected with the front shelf beam 101, the first support beams 901 are respectively arranged on the left side and the right side, and the bottom end of each first support beam 901 is connected to the rear floor longitudinal beam 10 on the corresponding side. So set up, support shelf front beam 101 that can be better to can form many ring structure, thereby improve the installation stability of shelf unit, this car shelf assembly installs on the automobile body, does benefit to structural strength and the rigidity that improves the car rear portion, thereby can improve the crashproof performance and the anti-torsion performance of car.

As a preferred embodiment, the rear floor longitudinal beams 10 on both sides are connected with the rear floor front cross beam 11, and the supporting unit 9 further includes a second supporting beam 903 connected between the shelf front cross beam 101 and the rear floor front cross beam 11, in the preferred embodiment, the second supporting beam 903 is located inside the first supporting beam 901, and the second supporting beams 903 are respectively provided near the first supporting beams 901 on both sides, so that the number of the ring structures can be increased well, and the installation stability of the shelf unit can be further improved.

As a preferred embodiment, the first supporting beams 901 and the second supporting beams 903 on each side are arranged at intervals, and the rear partition 902 is connected between the first supporting beams 901 and the second supporting beams 903 on each side, so that the installation stability of the storage tray unit can be effectively improved while the driving cabin and the luggage cabin are partitioned.

In a preferred embodiment, as shown in fig. 6 and 7, one side of the rear partition 902 close to the first support beam 901 is turned downward to form a side flange, the top of the rear partition 902 is turned rearward to form a rear flange, the rear partition 902 is connected to the inner side of the first support beam 901 through the side flange, and the rear partition 902 is connected to the rack front cross beam 101 through the rear flange.

In the above structure, the first support beam 901, the second support beam 903 and the rear floor front cross beam 11 are all made of extruded aluminum profiles, so that the weight is light and the strength and rigidity are high. In a preferred embodiment, the first support beam 901 and the rear floor longitudinal beam 10, and the first support beam 901 and the rack front cross beam 101 are connected by MIG welding (melt inert-gas welding) to better improve the connection reliability of each connection portion.

The second support beam 903 and the shelf front cross beam 101, and the second support beam 903 and the rear floor front cross beam 11 are connected by FDS (Flow Screw riveting), which has the advantages of convenient processing and high connection strength.

As a preferred embodiment, the rack unit mainly comprises a rack framework 1 and a rack body 2 connected in the rack framework, wherein the rack framework 1 mainly comprises a front rack beam 101 and a rear rack beam 102 which are arranged oppositely in front and back, and two connecting beams 103 which are arranged oppositely in left and right, and an annular structure can be formed by connecting the four parts of the front rack beam 101, the rear rack beam 102 and the two connecting beams 103, so that the rack unit has good structural stability.

For better understanding of the storage tray unit of the present embodiment, the structure of the rear portion of the vehicle body will be described first, and since the structures of the left and right sides of the vehicle body are the same, the structure of the right side will be described as an example. Still referring to fig. 1 and 2, in the present embodiment, the D-pillar 3 has a long overall length, is connected at its front end to a roof side rail, not shown, and is connected at its rear end to the rear cabin side rail 7. The upper end and the D post 3 of C post 4 are connected, and the junction is close to the junction of D post 3 and roof side rail, and the lower extreme of C post 4 is connected to on the threshold roof beam 8. The D column 3 and the CD column connecting longitudinal beam 5 are both made of extruded aluminum profiles, so that the weight is light, and the strength and rigidity performance are good.

In order to improve the structural strength of the side part of the vehicle body, a CD column connecting longitudinal beam 5 and a CD column connecting cross beam 6 are further arranged below the D column 3, wherein the CD column connecting longitudinal beam 5 extends approximately along the height direction of the vehicle, the top end of the CD column connecting longitudinal beam is connected with the D column 3, the bottom end of the CD column connecting longitudinal beam is connected onto the CD column connecting cross beam 6, and the CD column connecting cross beam 6 extends approximately along the length direction of the vehicle body and is connected between the D column 3 and the C column 4.

The shelf front cross beam 101 of the embodiment is connected between the CD column connecting longitudinal beams 5 on the left side and the right side, the shelf rear cross beam 102 is connected between the D columns 3 on the left side and the right side, and the connecting beams 103 on the left side and the right side are connected between the D columns 3 on the corresponding sides and the CD column connecting longitudinal beams 5. And because the CD column connecting longitudinal beam 5, the D column 3 and the CD column connecting cross beam 6 can form a stable triangular structure, the stable annular structure is connected between the stable triangular structures at the left side and the right side of the automobile, and the structural strength and the rigidity of the rear part of the automobile body can be effectively improved. Here, the rack front cross beam 101, the rack rear cross beam 102, and the connecting beams 103 on both sides are made of aluminum alloy sections, so that the rack front cross beam is light in weight and has high strength and rigidity.

In a preferred embodiment, the front cross beam 101 of the shelf and the connecting longitudinal beam 5 of the CD column, the rear cross beam 102 of the shelf and the D column 3, and the connecting beam 103 and the connecting longitudinal beam 5 of the D column and the CD column are preferably connected by MIG welding (melt-inert-gas welding) to better improve the connection reliability of each connecting portion.

As a preferred embodiment, the shelf body 2 and the front shelf cross beam 101, the shelf body 2 and the rear shelf cross beam 102, and the shelf body 2 and the connecting beams 103 on both sides are all connected by FDS (spin Drill riveting), which has the advantages of convenient processing and high connecting strength, and of course, the connecting parts herein are also feasible by other processes besides FDS connection.

Referring to fig. 9 to 10, the shelf body 2 is provided with an electric device mounting part 2011 for facilitating the mounting of an electric device, and the left and right sides of the rear end of the shelf body 2 are respectively provided with a back door hinge mounting part 2021 for facilitating the mounting of a back door hinge. The electric device mounting part 2011 and the back door hinge mounting part 2021 are arranged on the shelf board unit with high structural strength, so that the mounting stability of the electric device and the back door hinge can be indirectly ensured.

As a preferred embodiment, the storage board body 2 includes a main board body 201 located in the middle, and side board bodies 202 respectively disposed at the left and right sides of the main board body 201, when the storage board body 2 is connected to the storage board framework 1, the front portions of the main board body 201 and the side board bodies 202 at the two sides are folded upwards and then extend forwards, and are overlapped on the storage board front cross beam 101, and the rear portions of the main board body 201 and the side board bodies 202 at the two sides are folded upwards and connected to the front side of the storage board rear cross beam 102. By the arrangement, the structural strength and the rigidity of the shelf body 2 can be improved, the contact area between the shelf body 2 and the shelf framework 1 can be increased, and the connection reliability between the shelf body 2 and the shelf framework 1 can be improved.

In a preferred embodiment, the electrical device mounting portion 2011 is disposed on the main board body 201, for example, in this embodiment, the electrical device mounting portion 2011 includes an electrical device mounting hole disposed on the main board body 201, a through hole 2012 is disposed at an end of the main board body 201 close to the rack front cross member 101, the through hole 2012 is used for accommodating an electrical device, where the electrical device may be, for example, a subwoofer, and four electrical device mounting holes are disposed around the through hole 2012 to ensure the reliability of the installation of the subwoofer. In the structure, the electric device can be a subwoofer and other electric devices, and the number of the electric device mounting holes can be four or other numbers.

In order to better ensure the structural strength, the part of the main board body 201 close to the rack front beam 101 protrudes upwards to form a protruding part 2013, and the electric device mounting holes and the through holes 2012 are all arranged on the protruding part 2013 close to the rack front beam 101, so that the mounting stability of the electric devices is favorably ensured.

In a preferred embodiment, one end of the main board body 201 close to the shelf rear cross beam 102 is provided with a protruding portion 2013 protruding towards the lower side of the main board body 201, the protruding portion 2013 is provided with three electrical device mounting holes, and annular reinforcing ribs are formed around each electrical device mounting hole to effectively ensure the stability of electrical device mounting at the position. It should be understood that the number of electrical device mounting holes on the projections 2013 near the shelf rear cross member 102 may be set as desired.

In the preferred embodiment, the back door hinge mounting portions 2021 are provided on the side plates 202 on both sides, and since the structures of the side plates 202 are symmetrical with respect to the main plate 201, the side plate 202 on the right side will be described as an example. For example, in this embodiment, the back door hinge mounting portion 2021 includes a hinge avoiding hole 2022 and four back door hinge mounting holes disposed on the side plate body 202, the four back door hinge mounting holes are distributed at intervals on the periphery of the hinge avoiding hole 2022, and the hinge avoiding hole 2022 is used for avoiding a motion trajectory of the back door hinge, so that the back door can be ensured to be opened and closed smoothly.

In order to ensure the reliability of the hinge attachment, a hinge reinforcing plate 203 connected to the side plate 202 is provided at the rear end of the side plate 202, the shape of the hinge reinforcing plate 203 is matched with the shape of the portion of the side plate 202 where the hinge reinforcing plate 203 is provided, and the hinge reinforcing plate 203 and the side plate 202 are attached to each other. The back door hinge mounting hole and the hinge avoiding hole 2022 penetrate through the hinge reinforcing plate 203, so that the mounting of the hinge is not affected, and the structural stability of hinge mounting can be guaranteed.

The automobile storage plate assembly of the embodiment can better support the storage plate front cross beam 101 at the front end of the storage plate unit by arranging the first supporting beam 901 and the second supporting beam 903, can form a multi-ring structure, has stronger structural stability, and can improve the installation stability of the storage plate unit.

Finally, the embodiment also relates to an automobile, and the automobile is provided with the automobile storage plate assembly.

In addition, the automobile of the embodiment can improve the structural strength and rigidity of the rear part of the automobile and the anti-collision performance and the anti-torsion performance of the automobile by applying the automobile storage plate assembly, so that the automobile has better practicability.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automobile storage plate assembly is characterized in that:

comprises a shelf unit and a supporting unit (9) connected with the front end of the shelf unit;

the front end of the shelf unit is provided with a front shelf beam (101), the supporting unit (9) comprises two first supporting beams (901) of which the top ends are connected with the front shelf beam (101), the two first supporting beams (901) are respectively arranged on the left side and the right side, and the bottom end of each first supporting beam (901) is connected to the rear floor longitudinal beam (10) on the corresponding side.

2. The automotive shelf assembly of claim 1, wherein:

the rear floor longitudinal beams (10) on the two sides are connected with a rear floor front cross beam (11), and the supporting unit (9) further comprises a second supporting beam (903) connected between the storage plate front cross beam (101) and the rear floor front cross beam (11).

3. The automotive shelf assembly of claim 2, wherein:

the second supporting beams (903) are located on the inner sides of the first supporting beams (901), and one second supporting beam (903) is arranged on each first supporting beam (901) close to two sides.

4. The automotive shelf assembly of claim 3, wherein:

the first supporting beam (901) and the second supporting beam (903) on each side are arranged at intervals, and a rear partition plate (902) is connected between the first supporting beam (901) and the second supporting beam (903) on each side.

5. The automotive shelf assembly of claim 2, wherein:

the first supporting beam (901), the second supporting beam (903) and the rear floor front cross beam (11) are all made of extruded aluminum profiles;

the first supporting beam (901) is connected with the rear floor longitudinal beam (10), the first supporting beam (901) is connected with the shelf front cross beam (101) through MIG welding, and the second supporting beam (903) is connected with the shelf front cross beam (101) and the second supporting beam (903) is connected with the rear floor front cross beam (11) through FDS.

6. The automotive tray assembly according to any one of claims 1 to 5, wherein:

the shelf unit comprises a shelf framework (1) and a shelf body (2) connected in the shelf framework (1);

the shelf framework (1) is provided with a front shelf beam (101), a rear shelf beam (102) arranged opposite to the front shelf beam (101), and two connecting beams (103) arranged left and right oppositely;

the storage plate rear cross beam (102) is connected between the D columns (3) on the left side and the right side, the storage plate front cross beam (101) is connected between the CD column connecting longitudinal beams (5) on the left side and the right side, the top ends of the CD column connecting longitudinal beams (5) are connected with the D columns (3), the bottom ends of the CD column connecting longitudinal beams (5) are connected to the CD column connecting cross beam (6), and the CD column connecting cross beam (6) is located below the D columns (3) and connected between the D columns (3) and the C columns (4);

the connecting beams (103) on the left side and the right side are connected between the D column (3) and the CD column connecting longitudinal beam (5) on the corresponding side.

7. The vehicle shelf assembly of claim 6 wherein:

the front shelf cross beam (101), the rear shelf cross beam (102), the connecting beams (103) on two sides, the D column (3) and the CD column connecting longitudinal beam (5) are all made of aluminum alloy sections;

the storage plate front cross beam (101) is connected with the CD column between the longitudinal beams (5), the storage plate rear cross beam (102) is connected with the D column (3), the connecting beam (103) is connected with the D column (3) and the CD column between the longitudinal beams (5) through MIG welding.

8. The automotive shelf assembly of claim 6, wherein:

FDS is adopted for connection between the shelf body (2) and the front cross beam (101) of the shelf, between the shelf body (2) and the rear cross beam (102) of the shelf, and between the shelf body (2) and the connecting beams (103) at two sides;

the shelf board body (2) is provided with an electric device installation part (2011) for installing a power supply device, and the left side and the right side of the rear end of the shelf board body (2) are respectively provided with a back door hinge installation part (2021).

9. The automotive shelf assembly of claim 8, wherein:

the shelf board body (2) comprises a main board body (201) positioned in the middle and side board bodies (202) respectively arranged at the left side and the right side of the main board body (201);

the electric device mounting part (2011) comprises an electric device mounting hole arranged on the main board body (201);

back door hinge installation department (2021) is including locating back door hinge mounting hole on the curb plate body (202), just the rear end of curb plate body (202) is equipped with the connection and is in hinge reinforcing plate (203) on the curb plate body (202), back door hinge mounting hole runs through in the lump hinge reinforcing plate (203) set up, and be equipped with on the curb plate body (202) and run through in the lump hinge hole (2022) of dodging that hinge reinforcing plate (203) were arranged.

10. An automobile, characterized in that:

the automobile is provided with the automobile shelf assembly as claimed in any one of claims 1 to 9.