CN112373399A

CN112373399A - Trunk subassembly of vehicle and vehicle that has it

Info

Publication number: CN112373399A
Application number: CN202011358586.0A
Authority: CN
Inventors: 于伟岸; 张凯; 滕久龙
Original assignee: Baoneng Guangzhou Automobile Research Institute Co Ltd
Current assignee: Shenzhen Shengbo Hairui Management Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-02-19

Abstract

The invention discloses a trunk assembly of a vehicle and the vehicle with the same, wherein the trunk assembly comprises: the box body is provided with a storage space and is arranged on the rear floor and is recessed downwards from the rear floor; trunk support, trunk support includes support body and longeron installation department, the longeron installation department is located the both ends of support body and link to each other with the back longeron of vehicle, the support body is recessed downwards, just the support body set up in bottom half and with the diapire of box links to each other. From this, the box has from the downward recessed storing space in back floor, and trunk support links to each other with the diapire of box is fixed, and trunk support can play the effect of support to the box to promote the bearing capacity of box, and then the box can increase the downward recessed degree of depth rationally, further promote storing space's volume, with the storing ability that promotes vehicle trunk.

Description

Trunk subassembly of vehicle and vehicle that has it

Technical Field

The invention relates to the technical field of vehicles, in particular to a trunk assembly of a vehicle and the vehicle with the same.

Background

In the related art, a trunk of a vehicle is usually formed by stamping a sheet metal part, and the sheet metal part is influenced by factors such as forming and the like, so that the depth of the sheet metal part is shallow, and is usually within the range of 100mm-130mm, and the storage space is small. And when the trunk that adopts by a plurality of panel beating spare part combinations to make up, need develop the many sets of moulds of design, lead to manufacturing cost height, the weight of trunk is big simultaneously, can't satisfy the lightweight design.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a trunk assembly, which has high structural strength, strong storage capacity, good bearing effect, less possibility of shaking, and high reliability.

The invention also provides a vehicle.

A trunk assembly for a vehicle, comprising: the box body is provided with a storage space, is arranged on the rear floor and is recessed downwards from the rear floor, and is a plastic piece; trunk support, trunk support includes support body and longeron installation department, the longeron installation department is located the both ends of support body and link to each other with the back longeron of vehicle, the support body is recessed downwards, just the support body set up in bottom half and with the diapire of box links to each other.

According to the trunk component provided by the embodiment of the invention, the trunk body is provided with the storage space which is recessed downwards from the rear floor, the trunk support is fixedly connected with the bottom wall of the trunk body, and the trunk support can play a supporting role on the trunk body, so that the bearing capacity of the trunk body is improved, the downward recessed depth can be reasonably increased by the trunk body, and the volume of the storage space is further improved, so that the storage capacity of the vehicle trunk is improved.

According to some embodiments of the invention, the case comprises: the box body comprises a side wall and a bottom wall, and the side wall and the bottom wall define the storage space; the flanging is arranged on the side wall, the flanging is turned outwards from the side wall, and the flanging is fixedly connected with the rear floor.

According to some embodiments of the invention, the sidewall comprises: the side wall structure comprises a first side wall surface and a second side wall surface, wherein the first side wall surface and the second side wall surface are sequentially connected and alternately arranged, and at least two groups of the first side wall surface and the second side wall surface surround to form the side wall; the first reinforcing parts are arranged on the first side wall surface and are arranged at intervals in the length direction of the first side wall surface; and the second reinforcing parts are arranged on the second side wall surface and are continuously arranged in the length direction of the second side wall surface.

According to some embodiments of the invention, the first reinforcement portion is configured as a ridge portion protruding outward from the first side wall surface, the ridge portion extending downward in a vertical direction from an upper edge of the first side wall surface to the bottom wall.

According to some embodiments of the invention, the second reinforcing parts have a U-shaped cross section, and the opening directions of any two adjacent second reinforcing parts are opposite.

According to some embodiments of the present invention, the second sidewall surface is formed with a stepped portion including a first stepped surface extending downward from the flange and connected to the second stepped surface, and a second stepped surface extending inward from the first stepped surface and connected to a top of the second reinforcing portion.

According to some embodiments of the invention, the bottom wall is provided with a third reinforcement portion protruding from the bottom wall to the storage space, and the third reinforcement portion is spaced apart from the side wall in an orthographic projection of the box body.

According to some embodiments of the invention, the bottom wall is provided with a bracket connection portion for fixed connection with a trunk bracket, and the bracket connection portion is adapted to avoid the third reinforcement portion.

According to some embodiments of the invention, the trunk assembly further comprises: the rubber pad is arranged between the flanging and the rear floor.

The vehicle comprises the trunk assembly.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic diagram of a trunk assembly according to an embodiment of the present invention;

FIG. 2 is a top view of a trunk assembly according to an embodiment of the present invention;

FIG. 3 is an assembled schematic view of a trunk assembly according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a case according to an embodiment of the present invention;

FIG. 5 is a top view of a housing according to an embodiment of the invention;

FIG. 6 is a schematic view of a connection of the housing according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a case according to an embodiment of the present invention.

Reference numerals:

a trunk assembly 100, a rear floor 200, a rear side member 300,

The box body 10, the storage space 10a, the box body 11, the side wall 111, the first reinforcement 1111, the second reinforcement 1112, the first side wall 1113, the second side wall 1114, the step 1115, the first step 11151, the second step 11152, the bottom wall 112, the third reinforcement 1121, the bracket connection 1122, the flange 12, the floor connection 121, the reinforcing rib 13, the first reinforcement 1111, the second reinforcement 1112, the third reinforcement 1121, the second reinforcement, the third reinforcement, the,

Trunk support 20, support body 21, longeron installation department 22, rubber pad 30.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

A trunk assembly 100 according to an embodiment of the present invention is described below with reference to fig. 1-7.

The trunk assembly 100 according to an embodiment of the present invention includes: a trunk 10 and a trunk support 20.

Wherein, the box body 10 is formed with a storage space 10a, and the box body 10 is arranged on the rear floor 200, the box body 10 is recessed downwards from the rear floor 200, thereby increasing the storage space 10a of the box body 10 below the rear floor 200 and improving the storage capacity of the vehicle trunk.

The trunk support 20 includes a support body 21 and a side member mounting portion 22, the side member mounting portion 22 is disposed at both ends of the support body 21, and the support body 21 is fixedly connected to a rear side member 300 of the vehicle through the side member mounting portion 22, the support body 21 is recessed downward to form a space for accommodating the trunk 10, and the support body 21 is disposed at the bottom of the trunk 10 and connected to the bottom wall 112 of the trunk 10 for supporting the trunk 10. Secondly, the trunk support 20 is installed on a bottom guard plate (not shown in the figure), so that the installation position of the existing box body 10 is changed, the areas above the bottom guard plate are all the arrangement space of the box body 10, the depth of the box body 10 is increased, and the storage space 10a is increased. The support body 21 provides vertical supporting force for the expanded box body 10, and safety and reliability of the expanded vehicle trunk in use are guaranteed.

Specifically, referring to fig. 3, two ends of the bracket body 21 are respectively connected to the rear longitudinal beams 300 on the left and right sides of the vehicle, the bracket body 21 is recessed downward to avoid the box 10, and the recessed degree is adapted to the size of the box 10. The support body 21 is arranged at the bottom of the box body 10, and the support body 21 has a good supporting effect on the box body 10, so that the bearing capacity of the box body 10 can be improved.

It is understood that the cabinet 10 is provided at the rear floor 200 and the cabinet 10 is recessed downward from the rear floor 200 to form the storage space 10a, the greater the depth to which the cabinet 10 is recessed downward, the greater the volume of the storage space 10 a. The trunk support 20 is used for supporting the trunk body 10 to improve the carrying capacity of the trunk body 10, and at the same time, plays a good role in fixing the bottom of the trunk body 10 to prevent the trunk body 10 from shaking, and improves the connection reliability of the trunk body 10 in the vehicle.

It should be noted that the bracket body 21 is configured into a downwardly concave U-shaped structure, which further satisfies the requirement of increasing the storage space 10a of the box 10. Because the trunk support 20 has a supporting function on the box body 10, when the trunk support 20 is recessed downward, the depth of the storage space 10a of the box body 10 can be further increased, so that the volume of the storage space 10a is increased, and meanwhile, the connection reliability of the box body 10 in the vehicle can be ensured through the trunk support 20.

According to the trunk assembly 100 of the embodiment of the invention, the trunk body 10 is provided with the storage space 10a which is recessed downwards from the rear floor 200, the trunk bracket 20 is fixedly connected with the bottom wall 112 of the trunk body 10, and the trunk bracket 20 can play a role of supporting the trunk body 10, so that the bearing capacity of the trunk body 10 is improved, further, the depth of the downward recess of the trunk body 10 can be reasonably increased, and the volume of the storage space 10a is further improved, so that the storage capacity of the vehicle trunk is improved.

In some embodiments of the present invention, the box body 10 is a plastic component, and the plastic material has strong plasticity, so as to meet the design requirement of the box body 10 in the depth direction. Compared with sheet metal parts, the plastic box body 10 is not affected by stamping angles or forming factors, and the depth of the box body 10 is deeper than that of the box body 10 made of sheet metal.

Further, the box 10 made of plastic material is lighter than a sheet metal part with the same volume, and can better satisfy the lightweight design. Meanwhile, the box body 10 made of plastic can be integrally formed without a plurality of sets of dies, so that the production cost is obviously reduced.

In some embodiments of the present invention, as shown in fig. 3, 4 and 5, the box 10 includes a box body 11 and a flange 12. Wherein, the box body 11 includes a side wall 111 and a bottom wall 112, the side wall 111 and the bottom wall 112 defining a storage space 10a, thereby configuring the box body 11 as a storage structure with one open end. The flange 12 is disposed on the sidewall 111, and the flange 12 is turned over from the edge of the sidewall 111, and the box 10 is fixedly connected to the rear floor 200 through the flange 12. Wherein, the inclination angle of the side wall 111 in the vertical direction is 3-7 degrees, which is convenient for demoulding. Through the fillet transition between lateral wall 111 and the diapire 112, the radius of fillet satisfies that 3mm is less than or equal to R is less than or equal to 10mm to guarantee storage space 10 a's volume better, avoid appearing the dead angle in the box 10, the clearance of being convenient for, the circular arc transition also can avoid the bottom junction to appear stress concentration, security and reliability when improving the vehicle trunk and using.

It is understood that the rear floor 200 is formed with a mounting opening through which the tank body 11 passes, and the tank body 11 is recessed downward through the mounting opening to abut on the trunk stand 20. The flange 12 is stopped against the upper surface of the rear floor 200, and the box body 10 can be fixedly connected with the rear floor 200 through the flange 12. The provision of the burring 12 may increase the contact area between the box body 10 and the rear floor 200, thereby improving the reliability of the connection between the box body 10 and the rear floor 200.

In some embodiments of the present invention, as shown in FIG. 6, the trunk assembly 100 further comprises: the rubber pad 30 is arranged between the flange 12 and the rear floor 200, the rubber pad 30 can improve the sealing performance between the flange 12 and the rear floor 200, meanwhile, the rubber pad 30 can be used for absorbing Vibration, preventing abnormal Noise between the box body 10 and the rear floor 200 and improving the NVH (Noise, Vibration and Harshness) performance of the vehicle.

Specifically, the thickness of the rubber pad 30 is 2mm to 5mm, and the interference amount is 1mm to 3mm, so that a good sealing effect between the rear floor 200 and the box body 10 can be achieved through the rubber pad 30.

In some embodiments of the present invention, as shown in fig. 5, the box body 10 further includes a floor coupling portion 121, the floor coupling portion 121 is disposed on the flange 12, and a plurality of the floor coupling portions 121 are spaced apart on the flange 12, so as to improve the coupling reliability between the flange 12 and the rear floor 200.

Further, the bottom plate connection part may be connected to the rear floor 200 in a screw coupling manner, which is easy to operate and has high reliability, while allowing the case 10 to be detachably connected to the rear floor 200.

In some embodiments of the present invention, as shown in fig. 4 and 5, the sidewall 111 includes a plurality of first sidewall surfaces 1113 and a plurality of second sidewall surfaces 1114, and the first sidewall surfaces 1113 and the second sidewall surfaces 1114 are connected in sequence and are alternately arranged. The phrase "sequentially and alternately arranged" means that both ends of each first sidewall 1113 are connected to the two second sidewalls 1114, and both ends of each second sidewall 1114 are connected to the two first sidewalls 1113.

Specifically, referring to fig. 5 and 7, the two sets of first side wall surfaces 1113 and second side wall surfaces 1114 are coupled to each other to form a sidewall 111 with a quadrangular cross section. Wherein, two first lateral wall 1113 sets up relatively, and two second lateral wall 1114 set up relatively to make the simple structure of box body 11, easily processing.

It is understood that the three sets of first sidewall 1113 and second sidewall 1114, when coupled, may enclose the sidewall 111 with a hexagonal cross-section. Of the three sets of the first side wall surface 1113 and the second side wall surface 1114, the first side wall surface 1113 is disposed opposite to the second side wall surface 1114.

Further, as shown in fig. 4 and 5, the side wall 111 is provided with a first reinforcing part 1111 and a second reinforcing part 1112, the first reinforcing part 1111 is provided on the first side wall surface 1113, and the first reinforcing parts 1111 are arranged at intervals in the length direction of the first side wall surface 1113; the second reinforcement 1112 is disposed on the second sidewall 1114 and is continuously arranged in a longitudinal direction of the second sidewall 1114.

The first reinforcement 1111 may improve the structural strength of the first sidewall surface 1113, and the second reinforcement 1112 may improve the structural strength of the second sidewall surface 1114, so that the structural strength of the sidewall 111 may be improved by the first reinforcement 1111 and the second reinforcement 1112.

Specifically, the length of the first side wall surface 1113 is greater than the length of the second side wall surface 1114, the first side wall surface 1113 may be provided with a plurality of first reinforcing parts 1111, and the plurality of first reinforcing parts 1111 are arranged at intervals in the length direction of the first side wall surface 1113; the second side wall 1114 may be provided with a plurality of second reinforcing portions 1112, and the plurality of second reinforcing portions 1112 are arranged on the second side wall 1114 in series, that is, two adjacent second reinforcing portions 1112 are connected. This can improve the structural strength of the side wall 111 in its entirety.

In a specific embodiment of the present invention, referring to fig. 5 and 7, the first reinforcement 1111 is configured as a ridge protruding outward from the first side wall surface 1113, and the ridge extends downward in the vertical direction from the upper edge of the first side wall surface 1113 to the bottom wall 112. The plurality of raised structures arranged at intervals can effectively improve the structural strength of the first side wall surface 1113, and each raised part extends in the vertical direction, so that the capability of the first side wall surface 1113 in resisting bending deformation in the vertical direction can be improved. Wherein the width of the bulge part is gradually reduced from top to bottom.

In some embodiments of the present invention, referring to fig. 7, the cross section of the second reinforcing portion 1112 is U-shaped, and the opening directions of any two adjacent second reinforcing portions 1112 are opposite, so that the structural strength of the second sidewall 1114 can be improved by the second reinforcing portions 1112.

Specifically, the second reinforcement 1112 includes a first segment, a second segment, and a third segment connected in series. Referring to fig. 7, when the opening direction of the second reinforcement part 1112 faces the side away from the storage space 10a, the second reinforcement part 1112 is recessed toward the inside of the storage space 10a on the second side wall surface 1114; when the opening direction of the second reinforcing portion 1112 is toward the storage space 10a side, the second reinforcing portion 1112 is raised toward the outside of the storage space 10a on the second side wall surface 1114.

Here, the third section of one second reinforcement 1112 of two adjacent second reinforcement 1112 may be used as the first section of another second reinforcement 1112, so that a plurality of second reinforcement 1112 may be continuously provided on the second side wall 1114.

Optionally, the second segments of the plurality of second reinforcements 1112 are arranged in parallel.

In general, the first reinforcement 1111 and the second reinforcement 1112 configure the sidewall of the case 10 as a channel wall with a plurality of continuous channel structures.

In some embodiments of the invention, the thickness of the sidewall 111 is 3mm to 4 mm. When the thickness of the sidewall 111 satisfies the above parameter ranges, the structural strength of the sidewall 111 can be secured.

In some embodiments of the present invention, as shown in fig. 4 and 5, the second side wall surface 1114 is formed with a step part 1115, and the step part 1115 includes a first step surface 11151 and a second step surface 11152, the first step surface 11151 extends downward from the flange 12 and is connected to the second step surface 11152, and the second step surface 11152 extends inward from the first step surface 11151 and is connected to the top of the second reinforcement part 1112.

With reference to fig. 5 and 6, the step 1115 is formed at the top of the second reinforcement 1112, so that the second reinforcement 1112 is disposed between the second step surface 11152 and the bottom wall 112, and the structural strength of the second side wall surface 1114 can be effectively enhanced by the second reinforcement 1112. Meanwhile, the step part 1115 can increase the volume of the storage space 10a in the left-right direction, so that the storage capacity of the storage space 10a is improved. The step part 1115 can be fixed on the peripheral structure, so that an additional mounting point is added to the box body 10, and the stability of the box body 10 mounted on the tail of the vehicle is further ensured.

Specifically, the first step surface is vertically disposed, the second step surface 11152 is horizontally disposed, and a part of the storage space 10a is defined between the first step surface 11151 and the second step surface 11152, thereby improving the storage capacity of the case 10.

In some embodiments of the present invention, the case 10 is further provided with a rib 13, and the rib 13 extends downward from the bottom surface of the step 1115 and is connected to the second sidewall surface 1114, so that the structural strength of the step 1115 can be improved.

In some embodiments of the invention, as shown in fig. 6, the bottom wall 112 is provided with a third reinforcing portion 1121, the third reinforcing portion 1121 protrudes from the bottom wall 112 toward the storage space 10a, and the third reinforcing portion 1121 is spaced apart from the side wall 111 on the orthographic projection of the box body 10, so that the structural strength of the bottom wall 112 can be enhanced by the third reinforcing portion 1121.

Further, the third reinforcing portions 1121 are plural, and the plural third reinforcing portions 1121 are arranged at the bottom wall 112 at intervals in an array, so that the structure of the bottom wall 112 is regular, the forming difficulty of the bottom wall 112 is reduced, and the bottom wall 112 has high structural strength.

Specifically, referring to fig. 6, the third reinforcement portion 1121 is a square raised structure, and the square structure is regular and convenient for arrangement.

In some embodiments of the present invention, the bottom wall 112 is provided with a bracket connecting portion 1122, the bracket connecting portion 1122 is used for fixedly connecting with the trunk bracket 20, and the bracket connecting portion 1122 is free from the third reinforcing portion 1121. Specifically, the bracket connection portion 1122 is spaced apart from the third reinforcement portion 1121 so as to avoid interference between the bracket connection portion 1122 and the third reinforcement portion 1121.

In an embodiment of the invention, the bottom wall 112 is provided with four third reinforcing portions 1121, the four third reinforcing portions 1121 are arranged in a shape of a Chinese character "tian", and the bracket connecting portion 1122 is disposed between two adjacent third reinforcing portions 1121. Wherein, support connecting portion 1122 is a plurality of, and a plurality of support connecting portions 1122 are arranged at diapire 112 interval, through linking together trunk support 20 and box 10, can prevent that the bottom of box 10 from rocking to the X of vehicle, Y upwards to taking place.

In an embodiment of the present invention, the bracket connecting portion 1122 is configured as a through hole, and a threaded fastener is inserted into the through hole to fixedly connect the bottom wall 112 and the trunk bracket 20, and the connection manner by the threaded fastener is simple and reliable.

In some embodiments of the present invention, a string bag or a storage lattice is disposed in the storage space 10a, so as to improve the storage capacity of the storage space 10 a.

The vehicle according to the embodiment of the present invention includes the above-described trunk assembly 100. The trunk body 10 of the trunk assembly 100 is made of plastic, so that the trunk assembly has the characteristics of light weight and small processing difficulty, and the depth of the trunk body 10 recessed into the rear floor 200 can be increased by matching the trunk support 20 with the trunk body 10, so that the volume of the storage space 10a is increased reasonably, and the storage capacity of the storage space 10a is improved. Meanwhile, the rubber pad 30 is arranged between the box body 10 and the rear floor 200 to ensure the sealing performance between the box body 10 and the rear floor 200, improve the NVH performance of the trunk, and improve the use experience of users.

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.

In the description of the present invention, "a plurality" means two or more.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A trunk assembly for a vehicle, comprising:

the box body is provided with a storage space and is arranged on the rear floor and is recessed downwards from the rear floor;

trunk support, trunk support includes support body and longeron installation department, the longeron installation department is located the both ends of support body and link to each other with the back longeron of vehicle, the support body is recessed downwards, just the support body set up in bottom half and with the diapire of box links to each other.

2. The trunk assembly of claim 1, wherein the tank comprises:

the box body comprises a side wall and a bottom wall, and the side wall and the bottom wall define the storage space;

the flanging is arranged on the side wall, the flanging is turned outwards from the side wall, and the flanging is connected with the rear floor.

3. The trunk assembly of claim 2, wherein the sidewall comprises:

the side wall structure comprises a first side wall surface and a second side wall surface, wherein the first side wall surface and the second side wall surface are sequentially connected and alternately arranged, and at least two groups of the first side wall surface and the second side wall surface surround to form the side wall;

the first reinforcing parts are arranged on the first side wall surface and are arranged at intervals in the circumferential direction of the box body;

and the second reinforcing parts are arranged on the second side wall surface and are continuously arranged in the circumferential direction of the box body.

4. The trunk assembly of claim 3, wherein the first reinforcement is configured as a ridge projecting outwardly from the first side wall surface, the ridge extending vertically downwardly from an upper edge of the first side wall surface to the bottom wall.

5. The trunk assembly of claim 3, wherein the second reinforcement portion is U-shaped in cross-section and the opening directions of any two adjacently disposed second reinforcement portions are opposite.

6. The trunk assembly of claim 3, wherein the second sidewall surface is formed with a step portion, the step portion comprising a first step surface extending downward from the flange and connected to a second step surface extending inward from the first step surface and connected to a top of the second reinforcement portion.

7. The trunk assembly of claim 2, wherein the bottom wall is provided with a third reinforcement portion projecting from the bottom wall toward the storage space, the third reinforcement portion being spaced from the side wall in an orthographic projection of the box body.

8. The trunk assembly of claim 7, wherein the bottom wall is provided with a bracket connection portion for connection with a bracket body, and the bracket connection portion is adapted to avoid the third reinforcement portion.

9. The trunk assembly of claim 2, further comprising: the rubber pad is arranged between the flanging and the rear floor.

10. A vehicle comprising a trunk assembly as claimed in any one of claims 1 to 9.