DE10316105A1 - Vehicle with rear loading surface, has main superstructure complemented by auxiliary superstructure having variable width at rear - Google Patents

Abstract

The main vehicle superstructure (1.1) is complemented by an auxiliary superstructure (1.2) over the rear loading surface (2). The rear width (B) of the auxiliary superstructure is variable.

Description

The The invention relates to the structure for a loading area of a Motor vehicle with at least one at least partially fixed main body part and at least one of the main body part associated at least partially flexible secondary construction part.

It is already a movable body part of a motor vehicle body from the homepage: www.beetlechoose.de known. The body part is here essentially formed from a body part, which has a movable or flexible bellows with the remaining part of the body connected and relative to this is detectable at a distance.

Of the Invention is based on the object, a structure for a motor vehicle such form and arrange that an aerodynamically favorable shape guaranteed is.

Is solved the task according to the invention by that the main body part of a main deck and the main body part and / or on the loading area movably mounted auxiliary structure attributable to a loading surface is, wherein a width B of the sub-assembly at least in the region of Tails is formed changeable at least in one section. hereby is achieved that the vehicle load volume to the actual Volume requirement adjusted and in un-loaded or partially loaded condition Swiveling the auxiliary body aerodynamics and thus the Fuel consumption is significantly improved. That over the Loading plane area arranged substructure part covers this on the one hand over the entire width B completely from one to the other only over the width b, so that part of the loading surface area is released and not covered is.

For this it is advantageous that the secondary construction part at least partially is formed from a tarpaulin and / or a bellows and a has solid side wall, which is at right angles to the vehicle floor arranged or vertical pivot axis A between an edge position R and at least one pivot position S is pivotable.

By Pivoting of the auxiliary body part about the vertical pivot axis A arises a trapezoidal or triangular Body shape that meets the aerodynamic demands on the one hand and on the other hand even in the swivel position S still about 50% of the total area of Loading plane area usable. It is conceivable, the charge to be arranged according to the trapezoidal or triangular body shape on the still available standing shop surface to place. The overall ratio between the main deck and the loading surface determines the size difference between the loading volume in the untwisted edge position R and the pivot position S. According to the invention, the secondary construction part results Approximately a 50% reduction in the loading surface area in the swivel position S.

The Using a bellows allows the cargo to be protected from dirt and theft as with a usual one Canvas truck. The bellows is more depending on the design effort or less tight against dirt and dust. The bellows points a suitable strut construction, usually from hollow or tubular profiles is formed and therefore over longer lengths one Weight-optimized support the bellows guaranteed. With regard to the materials to be used is also modern Think lightweight or carbon fiber materials.

Next The use of a bellows is also the use of solid over appropriate sealants related cover segments or body segments intended. These body segments then telescope into each other or shifted relative to each other.

A additional possibility is according to a further development, that the secondary construction part at least partially detachable on the main body part and / or on the loading area to arrange and at least partially on the loading surface in horizontal Direction is displaceable. Due to the detachable arrangement of the secondary construction part at the loading area or on the main body is' one optimal diversity with respect to the displacement of the secondary structure part gewährleitstet.

Advantageous this is also the case that the loading surface is a pivotally arranged Tailgate, which in a first vertical position P1 and can be fixed in a second vertical position P2. The The tail lift serves to secure the cargo the loading surface and on the other in the pivoted position of the sub-body part as a cladding element for the substructure or the chassis of the trailer or truck. In both Positions P1 and P2 ensures the fixing of the tail lift. The two positions P1 and P2 can also be slightly different from deviate from the vertical.

According to a preferred embodiment of the solution according to the invention is finally provided that the side wall has a pivotally arranged flap, wherein the flap of a first vertical position S1 in a second vertical or a second horizontal position S2 is movable. When using a pivotally arranged flap, the pivoting operation of the flap can be combined with the pivoting of the tailgate via a traction mechanism such that a weight balance is guaranteed when opening the flap up and simultaneously opening the tail lift down and in the opposite direction. In addition, the flap has greater skills and greater stiffness than a tarpaulin. In this case also insulation properties are to be considered.

The Flap may also have a first position S1 from the vertical at least slightly deviates, wherein the second position S2 corresponding to the horizontal or deviate from the vertical.

On on rollable cover, however, offers a significant weight advantage and also requires less space in the pivoted or open Position. The trained as a roller blind cover is in arranged an upper or side frame member and can as Plane or be designed as a profile roller shutter. The roller blind will either at the upper end of the respective side wall or on the shop side surface self-attached. The roll-up mechanism is spring or motor operated, so that he attaches the blinds to the tail lift or the loading surface can be taut. When using a longer roller blind can be dispensed with the hinged liftgate. The Use of a profiled roller blind or flap has beside the advantages in terms of strength also advantages in terms the insulation.

From special meaning is for the present invention that the side wall in the edge position R closes with a side edge of the cargo bed or after this is aligned and the sub-body in the swivel position S the side wall of the width B at least in the area of the stern reduced to the width b. The orientation of the edge position R after the side edge of the cargo bed represents the normal basic form of a Main body part in the usual way. The pivot position S in Area of the loading area becomes decisive from the type of secondary construction part used or its construction with or without roller shutter or flap influenced. In the swivel position S is the width B of the subassembly clearly on the width b reduces, so that the above aerodynamic advantages result. The rear projection surface of the construction is essential smaller and thus generates a significantly smaller air resistance of the Vehicle.

in the Connection with the construction and arrangement according to the invention it is advantageous that at least one pivotable to the auxiliary body part arranged door element is assigned, with respect to a vertical pivot axis a pivot angle α of at least 300 °, in particular 330 °. That as a door trained door element is equipped with a rotary hinge, which is a screwing the door inside and out in the direction of travel or parallel to the side wall permits. In front the adjustment or process of the secondary construction part or the side wall the door will close folded inside and lies against the inside of the side wall.

Advantageous it is further that at least two connected via a bellows, fixed secondary components are provided, wherein the bellows with at least detachable to a secondary construction part connected and / or part of and between a closed Position G and at least one open position O pivotable or is adjustable. The secondary components or the side walls remain in their respective position and do not need to be moved. in this connection it is only necessary to remove the bellows from a secondary body part or a side wall to solve and to open the hold.

Besides that is It is advantageous that a secondary structure part connectable to the loading frame member is assigned, wherein a flow cross-section the frame element has a tear-off edge and / or with respect is formed aerodynamically favorable to air resistance. By use an additional one Frame element at the rear of the vehicle is the leadership and anchoring of the secondary construction part or the side wall favors. So that the aerodynamic advantage in the pivot position S full exhausted can be, the frame element has the aerodynamically favorable cross-sectional shape, so the air flow detached at the spoiler edge thus formed.

Further it is advantageous that the secondary construction part has a cover element, wherein the cover is at least partially rollable and with at least a side edge connectable to the loading area is.

Around to ensure the handling of the structure according to the invention, it is advantageous that the tail lift and the flap over a Traction means are connected such that the flap when adjusting or method of the tail lift between the first position P1 and the second position P2 simultaneously between the position S1 and the position S2 moves. The traction means or the traction mechanism between the tail lift and the flap is used for easier handling when opening or Conclude of the secondary construction part.

Further Advantages and details of the invention are in the claims and explained in the description and shown in the figures.

there demonstrate:

1 a perspective view of a structure in the pivot position S;

2 the subassembly in the swivel position S with two cover elements and frame member;

3 the auxiliary body part in the edge position R with foldable tail lift and cover;

3a the substructure element in the edge position R with pivoting flap;

4a the secondary construction part formed from two side walls with connecting folding bellows in the closed position G.

4b according to 4a in the open position O

5.1a a view of the secondary construction part with bellows and closed door elements from above;

5.1b the sub-assembly in the pivot position S with folded door elements;

6.1 a sectional view of the loading surface with structure and guide element;

6.2 a sectional view from above of the cover and the two grooves and the retractor mechanism;

6.3 a sectional view II of the frame element with tear-off according to 2 ;

6.4 a sectional view II-II according to 2 ;

7.1a a sectional view of the sub-body part in the edge position R with cover and swiveling tailgate;

7.1b a sectional view of the sub-body in the pivot position S with swivel tailgate and extended cover;

7.2a a side view of the vertically movable tail lift;

7.2b the sectional view III-III according to 7.2a .

7.3 a side view of the pivoted flap with swivel tailgate; A semi-trailer 10 according to 1 has a structure 1 consisting of a main body part 1.1 and a secondary construction part 1.2 on. The main construction part 1.1 is hereby firmly formed in box shape and a non-illustrated main deck, the part of a cargo area 2 is arranged.

The rest of the cargo area 2 is through a loading surface 2.2 formed at the rear of the trailer 10 is arranged or the rear part of the trailer 10 forms. The secondary construction part 1.2 here has a first side wall 1.3 and a second side wall 1.3 'on, each with respect to a vertical pivot axis A pivotally mounted on the main body part 1.1 are arranged. The respective side wall 1.3 . 1.3 'pivots in the horizontal direction over the loading surface 2.2 , Both side walls 1.3 . 1.3 'are about a bellows 1.5 connected so that when pivoting the respective side wall 1.3 . 1.3 'a holistic structure over the entire charging surface 2.2 is guaranteed.

According to 5.1a becomes the secondary construction part 1.2 towards the back through two door elements 4 . 4 ' closed, each about a pivot axis 4.1 . 4.1 'can be pivoted in the horizontal direction. The swivel angle a of the respective door element 4 . 4 ' is about 330 °, so that the door element 4 . 4 ' from an inside of the side wall 1.3 contacting position according to 5.1b in a position closing the cargo compartment according to 5.1a and moreover, in an outer side of the side wall, not shown 1.3 'contacting position is pivotable.

According to 5.1b has the secondary construction part 1.2 in its edge position R has a width B and in the pivot position S has a width b, wherein the ratio between B and b between three and ten. The secondary construction part 1.2 closes in the edge position R with a side edge 2.4 the loading area 2 off or is after this side edge 2.4 aligned. In the swivel position S of the secondary body part 1.2 or the side wall 1.3 this is reduced in its width B at least in the area of the rear of the vehicle to the width b.

For better pivoting of the secondary construction part 1.2 has the loading surface 2.2 a guide element 2.5 on which a sliding bearing for the secondary body part 1.2 forms. The guide element 2.5 Here is the swing radius of the secondary body part 1.2 according to 2 formed curved.

The secondary construction part 1.2 or the side wall 1.3 is from a tail lift 2.3 and one of the tail lift after alignable flap 1.4 or a cover 7 educated. The tail lift 2.3 can in an edge position R according to 3 respectively. 7.1a . b be pivoted or adjusted from a vertical position P1 to a second vertical position P2, wherein the flap 1.4 according to 7.3 at least in edge position R is moved upward in a horizontal position S2.

According to 2 is the secondary construction part 1.2 a frame element 6 assigned, which at the end of the loading surface 2.2 is provided or attached. The frame element 6 in this case serves to guide the substructure component during pivoting from the swivel position S shown here into the edge position R according to FIG 3 ,

The side wall 1.3 has two cover elements 7 . 7 ' on, which are designed as Aufrollplanen and according to 2 . 7.1b each with its lower end via an adhesive element 8th . 8th' with the loading surface 2.2 connectable and are designed to roll upwards. In the swivel position S, the cover member 7 over the retaining element 8th' in the area of the charging surface 2.2 attached and in the edge position R according to 3 . 7.1a is the respective cover element 7 on a tail lift 2.3 attached.

The two tail lifts 2.3 . 2.3 ' according to 2 are in the edge area of the loading surface 2.2 or arranged laterally thereof and can be fixed there. The respective tail lift 2.3 becomes in the edge position R according to 3 . 7.1a moved up or pivoted and thus serves the load securing. The respective cover element 7 will no longer be at the loading surface 2.2 but at the respective tail lift 2.3 attached. In the swivel position S is the respective tail lift 2.3 according to 2 . 7.1b Fixed in its lower position and covers at least partially from the chassis of the trailer or truck from.

In this lower position is the respective tail lift 2.3 according to 6.4 in the edge region of the trailer and is about different guide elements 2.6 . 2.6 'kept or held.

The frame element 6 according to 6.3 an aerodynamically favorable shaped cross section, whereby the air flow or the wind at the rear end of the frame element 6 a tear-off edge 6.1 is available.

The secondary construction part 1.2 according to 3 is located in the edge position R, which ensures the largest possible loading volume of the trailer or truck. Both side walls 1.3 . 1.3 'are here on the bellows 1.5 connected. The respective side wall 1.3 . 1.3 'is doing on the cover 7 . 7 ' and the tail lifts folded up 2.3 . 2.3 ' locked.

In the illustration according to 3a is the tail lift 2.3 moved down or process, wherein the cover 7 is formed in this embodiment as a flap and according to 7.3 is pivoted or adjusted from the vertical position S1 in the horizontal upper position S2.

According to 7.3 is the tail lift 2.3 via a traction device 1.6 with the flap 1.4 coupled so that when moving the flap 1.4 at the same time the tail lift 2.3 moves downward, so that a balance of forces can be realized regarding the weight of the two wall parts. Here, the hub H corresponds to the tail lift 2.3 between the upper position P1 and the lower position P2 the lateral stroke H 'of the flap 1.4 which results from the pivoting movement from the vertical position S1 to the horizontal position S2. To support the flap 1.4 in the upper position S2 is a support part 1.7 provided which pivots during movement about 180 °.

The respective cover element 7 according to 2 will be on the shop floor 2.2 over the respective holding or guiding element 8th . 8th' arranged. According to 6.1 has the guide element 8th a T-shaped groove 8.1 and a corresponding T-shaped spring 8.2 on. The groove 8.1 runs over the entire length of the loading surface 2.2 according to the position of the side wall 1.3 , The cover element 7 is doing over the spring 8.2 inside the groove 8.1 guided. In the view from above according to 6.2 is next to the cover 7 a roll-up mechanism 7.1 represented by the starting the cover wound to the right and in the groove arranged below 8.1 to be led. According to the pivot position S is next to the groove 8.1 another groove 8.1 provided, in which the holding element 8th' then run when the sub body component 1.2 is arranged in the pivot position S. The roll-up mechanism 7.1 is here at a spar 9 the side wall 1.3 attached.

In the embodiment according to 4a . 4b is the respective side wall 1.3 rigid with the loading surface 2.2 arranged in its edge position R. Between the respective side walls 1.3 . 1.3 'is the bellows 1.5 intended. The bellows 1.5 pivots about the pivot axis A, so that it according to at least one side 4b to the left of a closed position G according to 4a and an open position O according to 4b can be pivoted.

In the illustration according to 7.1a . 7.1b becomes the tail lift 2.3 in the edge position of the secondary construction part 1.2 when pivoting this in the swivel position according to 7.1b pivoted from its upper vertical position P1 in the lower vertical position P2 and locked there. After adjustment or procedure of the secondary construction part 1.2 in the pivot position S, the cover 7 be rolled out and from the stop position on the side wall edge 2.3 according to 3.1a at the stop position of the loading surface 2.2 be attached. The tail lift 2.3 serves as cover of the chassis according to 2 ,

In the embodiment according to 7.2a becomes the tail lift 2.3 vertically adjusted or moved within the two positions P1 and P2. This is the tail lift 2.3 within two bars 9 . 9 ' or in two tours 9.1 . 9.1 ' guided. In conjunction with the traction mechanism 1.6 according to 7.3 becomes the tail lift 2.3 adjusted in the vertical direction or drive and through the two guides 9.1 . 9.1 ' held.

1

construction

1.1

Main body part

1.2

In addition to body part

1.2 '

In addition to body part

1.3

Side wall

1.3 '

Side wall

1.4

flap

1.5

bellows

1.6

traction means

1.7

supporting part

2

load area

2.2

Loading plane area

2.3

Liftgate

2.3 '

Liftgate

2.4

side edge

2.5

guide element

2.6

guide element

2.6 '

guide element

4

door element

4 '

door element

4.1

swivel axis

4.1 '

swivel axis

6

frame element

6.1

tear-off edge

7

cover

7 '

cover

7.1

retractor

8th

Guide element Retaining element, rail

8th'

Guide element Retaining element, rail

8.1

groove

8.1 '

groove

8.2

feather

9

Holm

9 '

Holm

9.1

guide

9.1 '

guide

10

trailers, Pendant, truck

B

width

α

swivel angle

A

swivel axis

H , H'

stroke

P1, P2

position

S1, S2

position

R

margin position

S

pivotal position

G

closed position

O

open position

Claims (11)

Construction ( 1 ) for a loading area ( 2 ) of a motor vehicle with at least one at least partially fixed main body part ( 1.1 ) and at least one main body ( 1.1 ) associated at least partially flexible subassembly ( 1.2 ), characterized in that the main body part ( 1.1 ) of a main loading area and that on the main body and / or on the loading area ( 2 ) movably mounted secondary construction part ( 1.2 ) of a loading surface ( 2.2 ), wherein a width B of the secondary structure part ( 1.2 ) Is formed changeable at least in a portion of at least in the region of the stern. Apparatus according to claim 1, characterized in that the secondary construction part ( 1.2 ) at least partially from a tarpaulin and / or from a bellows ( 1.5 ) is formed and a solid side wall ( 1.3 ) which is pivotable about a pivot axis A arranged at right angles to the vehicle floor between an edge position R and at least one pivot position S. Apparatus according to claim 1 or 2, characterized in that the secondary construction part ( 1.2 ) at least partially detachable on the main body part ( 1.1 ) and / or on the loading area ( 2 ) and at least partially on the loading surface ( 2.2 ) is displaceable in the horizontal direction. Device according to one of the preceding claims, characterized in that the charging surface ( 2.2 ) a pivotally arranged tail lift ( 2.3 ) which is fixable in a first vertical position P1 and in a second vertical position P2. Device according to one of the preceding claims, characterized in that the side wall ( 1.3 ) a pivotally arranged flap ( 1.4 ), wherein the flap ( 1.4 ) is movable from a first vertical position S1 to a second vertical or a second horizontal position S2. Device according to one of the preceding claims, characterized in that the side wall ( 1.3 ) in the edge position R with a side edge ( 2.4 ) of the loading area ( 2 ) or aligned according to this and the secondary construction part ( 1.2 ) in the in the pivot position S of the side wall ( 1.3 ) is reduced from the width B at least in the region of the rear to the width b. Device according to one of the preceding claims, characterized in that the secondary construction part ( 1.2 ) at least one pivotally arranged door element ( 4 ) associated with a vertical pivot axis (Fig. 4.1 ) has a pivot angle a of at least 300 °, in particular 330 °. Device according to one of the preceding claims, characterized in that at least two via a bellows ( 1.5 ) associated fixed secondary components ( 1.2 . 1.2 ') are provided, wherein the bellows ( 1.5 ) with at least one secondary construction part ( 1.2 ) is releasably connected and / or a part thereof and between a closed position G and at least one open position O is pivotable. Device according to one of the preceding claims, characterized in that at least one secondary construction part ( 1.2 ) with the loading area ( 2 ) connectable frame element ( 6 ), wherein a flow cross-section of the frame element ( 6 ) a tear-off edge ( 6.1 ) and / or aerodynamically shaped with respect to the air resistance. Device according to one of the preceding claims, characterized in that the secondary construction part ( 1.2 ) a cover element ( 7 ), wherein the cover element ( 7 ) at least partially rollable and with at least one side edge with the loading area ( 2 ) is connectable. Device according to one of the preceding claims, characterized in that the tail lift ( 2.3 ) and the flap ( 1.4 ) via a traction means ( 1.6 ) are connected in such a way that the flap ( 1.4 ) when adjusting the tail lift ( 2.3 ) moves between the first position P1 and the second position P2 simultaneously between the position S1 and the position S2.