CN101244710B

CN101244710B - Tonneau cover device of vehicle

Info

Publication number: CN101244710B
Application number: CN2008100087584A
Authority: CN
Inventors: 平山勋; 羽场宪昭
Original assignee: Mazda Motor Corp
Current assignee: Mazda Motor Corp
Priority date: 2007-01-24
Filing date: 2008-01-22
Publication date: 2011-05-11
Anticipated expiration: 2028-01-22
Also published as: JP5007570B2; CN101244710A; JP2008179213A

Abstract

The invention provides a tonneau cover device (10) of a vehicle, which extends substantially horizontally above the baggage compartment at the vehicle-body rear portion. The tonneau cover device comprises a front tonneau cover (20) that is comprised of boards and provided on a front side of a vehicle body, a rear tonneau cover (30) that is comprised of a rollable type of member and provided on a rear side of the vehicle body, and a slide mechanism (40) that moves a rear end of the front tonneau cover (20) and a front end of the rear tonneau cover (30) substantially vertically. Adopting the invention, the tonneau cover can be pulled upward according to the opening-closing movement of the back door, loading of baggage is facilitated when the back door is opened, and appearances of the back door is improved.

Description

The Tonneau cover device of vehicle

Technical field

The present invention relates to a kind of Tonneau cover device of vehicle, its in the top position of the boot compartment of body tail with the deployed condition setting of approximate horizontal.

Background technology

From in the past, as este wagon, possesses back door at body tail, in the vehicle of front side with this back door as the boot compartment space, the top position of boot compartment is provided with the Tonneau cover device that launches along general horizontal direction, to avoid seeing luggage in this boot compartment etc. outside car.

Yet, when opening back door loading and unloading luggage,, be difficult to carry out the luggage loading and unloading if this Tonneau cover device still is positioned at the home position of boot compartment top.

Therefore, known have a kind of, as U.S. Patent bulletin 3,181, shown in No. 911, the boot lid that will constitute Tonneau cover device by linkage component etc. is connected in back door, the Tonneau cover device of the vehicle that in linkage rear end of boot lid is pulled upwardly with the breakdown action of back door.

If as the Tonneau cover device of this vehicle, in linkage boot lid is pulled upwardly with the breakdown action of back door, then the peristome at boot lid rear is extended, and the luggage of being convenient in the boot compartment loads and unloads, thereby can improve the convenience of boot compartment.

, because of the requirement of aspects such as design, the boot compartment of body tail is from back of the body apparent direction, and its overall width direction length (overall width length) is narrower at upside.Therefore, in 3,181, No. 911 disclosed inventions of above-mentioned U.S. Patent bulletin, lower position is stayed in the overall width direction both sides of boot lid, and only the central portion of boot lid is pulled to the top, avoids thus interfering with the side window of boot compartment side etc.

Yet, for effectively utilizing boot compartment, comparatively it is desirable to, can be in the gamut on the overall width direction pull-up boot lid.

Therefore, for example, can consider on the rear pillar of boot compartment sidepiece etc., the guide rail that extends along the vertical direction to be set, the both sides of boot lid are connected in this guide rail, along this rail guidance boot lid, with pull-up boot lid upward.This boot lid can not take place to the boot compartment outside (rear side) outstanding situation in pull-up boot lid like this, avoids side window with the boot compartment side to interfere etc., but also can be in the gamut on the overall width direction pull-up boot lid.

Yet, even adopt said structure, still be pulled up with other boot lids owing to be positioned at the luggage-boot lid plate portion at guide rail position rear, therefore might interfere with the roof after cross member that is positioned at the boot compartment rear etc.Therefore, can consider that boot lid with the rear constitutes and be independent of other boot lids, and be fixed on the medial surface of back door.

Yet, as will harder boot lid being fixed on the medial surface of back door, so, when carrying out the luggage loading and unloading, after back door is opened, above-mentioned boot lid just is outstanding state downwards, thereby might interfere with the head of worker, causes worker can't relatively easily load and unload luggage.

In addition, if the part of boot lid is fixed on the medial surface of back door, so, just a certain size plate member of tool is installed on the back door, this plate member is outstanding downwards when back door is opened, and influences attractive in appearance.

Summary of the invention

Therefore, the objective of the invention is to, be arranged in the Tonneau cover device of vehicle of top position of boot compartment of body tail in deployed condition with approximate horizontal, provide a kind of, along with pull-up luggage-boot lid and when back door is opened, can easily implement the luggage loading and unloading operation and can improve the Tonneau cover device of vehicle of the outward appearance of back door upward such as the on-off action of back door.

The Tonneau cover device of vehicle of the present invention, possess switching cover freely the vehicle body back the vehicle body peristome back door and spread over the body tail of the luggage compartment floor in above-mentioned vehicle body peristome the place ahead, be arranged on the top position of this luggage compartment floor with the deployed condition of approximate horizontal, the Tonneau cover device of this vehicle, comprise, extend the pair of right and left guide rail of the left and right sides sidewall that is arranged at above-mentioned boot compartment at above-below direction with leaning forward; Expansion of approximate horizontal ground and rear end are connected in first luggage-boot lid of above-mentioned guide rail above above-mentioned luggage compartment floor; Be arranged at the rear end of this first luggage-boot lid, possess second luggage-boot lid of rearward end and above-mentioned back door bonded assembly coiling type sheet component; The sliding drive mechanism that the above-mentioned guide rail of front end edge of the rear end of above-mentioned first luggage-boot lid and second luggage-boot lid is moved up and down.

Adopt said structure, pass through sliding drive mechanism, the rear end of first luggage-boot lid and the front end edge guide rail of second luggage-boot lid are moved up and down, therefore, the front end of the rear end of first luggage-boot lid and second luggage-boot lid moves up and down to oblique front side on the sidewall of the left and right sides of boot compartment along with on-off action of back door etc.

Thus, first luggage-boot lid can be not outstanding to the boot compartment outside (rear), can not interfere with the side window of boot compartment side.In addition, owing to second luggage-boot lid is made of the coiling type sheet component, when back door is opened, second luggage-boot lid is followed the first luggage-boot lid rear end and is drawn out, therefore, compare when luggage-boot lid is fixed in back door as plate member, can make luggage-boot lid be positioned at vehicle front side.

Like this, when back door is opened, can prevent that second luggage-boot lid is outstanding downwards, and be located at vehicle front side, therefore, during loading and unloading luggage, luggage-boot lid can not interfere with operator's head, in addition, sheet component is made by the material of tool flexibility, so that batch, therefore, even interfere with head, the operator can not feel pain yet.In addition, luggage-boot lid can be outstanding to the below of back door, therefore, and the outward appearance in the time of can improving the back door unlatching.

In addition, as long as second luggage-boot lid is made of the coiling type sheet component, the form of first luggage-boot lid is not particularly limited.

In the technical scheme of the present invention, above-mentioned first luggage-boot lid is made of plate member.

Adopt said structure, the boot compartment of the body tail that is covered by first luggage-boot lid is just covered by the plate member of tool rigidity.

Therefore, under first luggage-boot lid was deployed in state in the boot compartment, the outward appearance in the boot compartment was good.In addition, also first luggage-boot lid can be put the thing place as boot compartment top.

Therefore, under the Tonneau cover device deployed condition, can improve the outward appearance in the boot compartment, simultaneously, also can further improve the function of luggage-boot lid.

In the technical scheme of the present invention, be formed with the side recess that is used to when above-mentioned back door is opened to prevent that the edge with the vehicle body peristome of vehicle body back from interfering on the sheet component of above-mentioned second luggage-boot lid.

Adopt said structure,, can prevent that when back door is opened the sheet component that is drawn out and the edge of vehicle body peristome from interfering by on the sheet component of second luggage-boot lid, forming the side recess.

Therefore, the edge of vehicle body peristome can in addition, because sheet component can not scrape the edge of vehicle body peristome, therefore, can not prevent that the action of pulling out of second luggage-boot lid from being hindered because of damaging with the sheet component butt of pulling out, and pulls out sheet component effectively.

Therefore,, when back door is opened, be drawn out, can prevent that also the edge of vehicle body peristome is damaged, in addition, also can successfully pull out operation even second luggage-boot lid is made of the coiling type sheet component.

In the technical scheme of the present invention, the sheet component of above-mentioned second luggage-boot lid is provided with can perspective portion.

Adopt said structure, can perspective portion by on the sheet component of second luggage-boot lid, being provided with, when back door is opened, even sheet component is drawn out, being the curtain shape along above-below direction roughly between the car chamber of vehicle front side and rear view of vehicle launches, also can guarantee from the passenger compartment side of vehicle front and the observability of the either side the rear view of vehicle side by can perspective portion.

Therefore, the operator is in loading and unloading during luggage, can exchange with the indoor occupant of car, and in addition, the indoor occupant of car also can relatively easily confirm the operator of rear view of vehicle.

Therefore, when back door is opened, launch even the sheet component of second luggage-boot lid is the curtain shape, exchange of information relatively easily still between the indoor and rear view of vehicle in addition, also can improve safety at car.

In addition, get final product on the part of deploying portion when can perspective portion being arranged on back door and opening, and needn't be arranged on the whole sheet component.Particularly, can constitute whole sheet component or its part by mesh, open pore, slit, or the quality of sheet component is made as transparent, translucent etc., form above-mentioned can perspective portion.

In the technical scheme of the present invention, above-mentioned first luggage-boot lid is made of a plurality of plate member along vehicle body fore-and-aft direction configuration, and this first luggage-boot lid between the adjacent two boards parts tortuous deformation takes place in the above-mentioned plate member when above-mentioned guide rail moves up.

Adopt said structure, when first luggage-boot lid moves up, at connecting portion generation warpage, make this plate member move on to front side, thereby make the rear end of first luggage-boot lid move on to more forward place, therefore, can effectively enlarge the peristome at rear by the two boards parts.

Therefore,, also can pass through as mentioned above warpage plate member like that, enlarge the peristome at the first luggage-boot lid rear even constitute first luggage-boot lid by plate member.

In the technical scheme of the present invention, be provided with and make the guide piece that the tortuous deformation of appointment takes place between the adjacent two boards.

Adopt said structure,, make the tortuous deformation that appointment takes place between the adjacent two boards, can make plate member effectively to the assigned direction warpage by guide piece when when guide rail moves up plate member.

In addition, produce the guide piece of this tortuous deformation, can be arranged on body side, also can be arranged on the plate member side.

In the technical scheme of the present invention, make the protruding shape of selling off is taken place between the above-mentioned adjacent two boards parts.

Adopt said structure, can pass through the adjacent two boards parts of protruding folding, enlarge the peristome at rear.Particularly,, " opportunity " of protruding folding must be set, at this moment, must make the plate member of rear side in the two boards parts be positioned at the position of the plate member that is higher than front side in order to form the protruding shape of selling off.

Like this, the plate member of the rear side by making first luggage-boot lid is positioned at the higher position, and first luggage-boot lid just is arranged to " the step shape " that rear side is positioned at the top, thereby can improve the outward appearance of Tonneau cover device in boot compartment.

Therefore, but both flexible ground constitutes first luggage-boot lid, the outward appearance in the time of can improving the Tonneau cover device expansion again.

In the technical scheme of the present invention, the side of above-mentioned boot compartment is provided with to make the protruding guide piece of selling off shape takes place between the above-mentioned adjacent two boards parts.

Adopt said structure,, can make the two boards parts that the protruding shape of selling off is taken place effectively by above-mentioned guide piece is set on the side of boot compartment.

Therefore, even from one's body the mechanism that protruding folding takes place is not set, also must make plate member form protruding folding state at first luggage-boot lid.

Therefore, can simplify the structure of first luggage-boot lid, produce first luggage-boot lid in light weight and that price is low.

In the technical scheme of the present invention, above-mentioned guide piece is made of the support portion that under above-mentioned plate member deployed condition above-mentioned adjacent two boards is supported to protruding folding state.

Adopt said structure,, can make two boards that the protruding shape of selling off is taken place when plate member moves up by two boards being supported to protruding folding state by support portion as guide piece.

Therefore, even from one's body the mechanism that protruding folding takes place is not set, also must make plate member form protruding folding state in plate member.

Therefore, can simplify the structure of plate member, produce plate member in light weight and that price is low.

In the technical scheme of the present invention, the lower position of the plane extended line of the plate member in the place ahead in above-mentioned adjacent two boards parts, the rear end of above-mentioned first luggage-boot lid is connected in guide rail.

Adopt said structure, the first luggage-boot lid rear end be set at the lower position of plane extended line of the plate member in the place ahead in the two boards parts with guide rail bonded assembly connection location, therefore, the connecting portion of above-mentioned first luggage-boot lid is when skew back top is mobile forward along guide rail, this connecting portion just becomes the point of the plate member in the place ahead being pushed to the top, thereby can make first luggage-boot lid that the protruding shape of selling off is taken place.

Promptly, if the first luggage-boot lid rear end be arranged on the below of plane extended line of the plate member in the place ahead with guide rail bonded assembly connection location, just be equal to the virtual plate member that on the straight line of the connection location of plate member rear end that connects the place ahead and guide rail, is provided with on the mechanics, therefore, the plate member that this is virtual and the plate member in the place ahead have been in protruding folding bent position relation, so, shift to the place ahead if make this connection location, so, the plate member in the place ahead just is pushed to the top, the just further warpage of this protruding folding.

Therefore, can make the plate member of first luggage-boot lid that the protruding shape of selling off is taken place effectively.

In the technical scheme of the present invention, the place ahead of above-mentioned adjacent two boards parts is provided with at least one plate member.

Adopt said structure, a plate member is set again, can cover the bigger scope in boot compartment top with plate member by the place ahead at adjacent two boards parts.

Therefore, in order to enlarge the peristome that is positioned at the first luggage-boot lid rear, by on the basis of the two boards parts of flexible, other plate member is set, can cover the bigger scope in boot compartment top with plate member, and increase the degree of freedom of warpage, enlarge the peristome at the first luggage-boot lid rear.

In the technical scheme of the present invention, above-mentioned first luggage-boot lid is when guide rail moves up, tortuous deformation to first direction takes place between the adjacent two boards parts of vehicle body rear side, and the tortuous deformation to second direction takes place between the adjacent two boards parts of vehicle body front side.

Adopt said structure, be provided with three plate member at least, this plate member by guide piece, makes the tortuous deformation that takes place respectively between each plate member to first direction and second direction when guide rail moves up.

Therefore, just form two flex points on above-mentioned first luggage-boot lid at least, thereby can freely set the size of warpage angle between each plate member, plate member self and shape etc.

Thus, both each plate member of warpage effectively can improve the Design freedom of plate member again.

In addition, above-mentioned first direction and second direction both can be two diverse directions, also can be same direction.

In the technical scheme of the present invention, above-mentioned first luggage-boot lid and second luggage-boot lid can be arranged on the vehicle body with dismantling.

Adopt said structure, when not using first luggage-boot lid and second luggage-boot lid, this first luggage-boot lid and second luggage-boot lid can be pulled down from the boot compartment top.

Thus, when not using luggage-boot lid, expandable boot compartment space, thus can use bigger boot compartment space, rear portion.

In the technical scheme of the present invention, the plate member that is positioned at the front position in above-mentioned first luggage-boot lid is provided with the fixed part that is fixed in body side.

Adopt said structure, the plate member that is positioned at the front position just is fixed in body side all the time, therefore by with irrelevant this plate member that is positioned at the front position of the peristome that enlarges Tonneau cover device, the position in the time of can limiting first luggage-boot lid effectively and be installed in vehicle body.

Thus, can limit the flex points of first luggage-boot lid effectively, thereby both can removably constitute first luggage-boot lid etc., first luggage-boot lid is deformed.

In the technical scheme of the present invention, above-mentioned first luggage-boot lid and second luggage-boot lid constitute and can fold.

Adopt said structure, can be under the state that Tonneau cover device is pulled down from vehicle body, folding compactly this Tonneau cover device with big developed area.

Thus, first luggage-boot lid and second luggage-boot lid can be contained in after pulling down in the boot compartment etc. compactly, avoid first luggage-boot lid and second luggage-boot lid to counteract.

In the technical scheme of the present invention, above-mentioned first luggage-boot lid possesses the coiling type sheet component.

Adopt said structure,, therefore, can under the state that Tonneau cover device is pulled down, make this Tonneau cover device that area is bigger under the deployed condition more compact because first luggage-boot lid and second luggage-boot lid do not adopt plate member.

Thus, first luggage-boot lid and second luggage-boot lid can be contained in the boot compartment after pulling down more compactly, avoid first luggage-boot lid and second luggage-boot lid to counteract.

In the technical scheme of the present invention, above-mentioned sliding drive mechanism constitutes, and links by the on-off action with back door, and the rear end of first luggage-boot lid and the front end of second luggage-boot lid are moved up and down.

Adopt said structure, by the driving of sliding drive mechanism, the front end of the rear end of first luggage-boot lid and second luggage-boot lid and the on-off action of back door move up and down in linkage, therefore, when opening and closing back door, the front end of the rear end of first luggage-boot lid and second luggage-boot lid must move up and down.

Therefore, need only open and close back door, can enlarge the peristome at Tonneau cover device rear, improve the convenience during loading and unloading luggage in the boot compartment.

Thus, the operator needn't implement to open and close the operation of Tonneau cover device in addition, can be easily to loading and unloading luggage in the boot compartment.

In the technical scheme of the present invention, be provided with an end in the above-mentioned sliding drive mechanism and be fixed in back door, the other end is fixed in the thread-like member of the rear end of first luggage-boot lid.

Adopt said structure, can utilize the driven for opening and closing power of back door self, mechanically produce the on-off action of Tonneau cover device.

Thus, can pass through this simple structure of thread-like member, the on-off action of back door and the on-off action of Tonneau cover device are mechanically linked, reduce production costs.

In the technical scheme of the present invention, above-mentioned sliding drive mechanism possesses motor drive mechanism.

Adopt said structure owing to possess motor drive mechanism in the sliding drive mechanism, therefore, can with the on-off action of back door self irrespectively, freely implement to open and close the action of luggage-boot lid.In addition, can not be subjected to the restriction of back door opening and closing speed, set the opening and closing speed of Tonneau cover device, thereby can freely open and close the driving of Tonneau cover device.

Thus, can not be subjected to the restriction of the open and-shut mode or the opening and closing speed of back door, freely set the on-off action of Tonneau cover device.

Description of drawings

Fig. 1 is the top perspective view that the boot compartment of the Tonneau cover device that relates to first embodiment is installed.

Fig. 2 is the lateral plan that the boot compartment of Tonneau cover device is installed.

Fig. 3 is the face upwarding stereogram that the boot compartment of Tonneau cover device is installed.

Fig. 4 is the vehicle rear view (RV) of expression back door opening.

Fig. 5 is the detailed side view around the slide mechanism.

Fig. 6 is the detail perspective view around the slide mechanism.

Fig. 7 is the detail drawing of the supporting recess that forms on the placing part.

Fig. 8 is the detail drawing that the card on the back door ends hook.

Fig. 9 is the detailed section view of anterior luggage-boot lid.

Figure 10 is the lateral plan of anterior luggage-boot lid of expression and rear portion luggage-boot lid folded state.

Figure 11 is the mode chart of the complete closure state of expression Tonneau cover device.

Figure 12 is the mode chart of expression Tonneau cover device opening process F/s.

Figure 13 is the mode chart of expression Tonneau cover device opening process subordinate phase.

Figure 14 is the mode chart of expression Tonneau cover device opening process phase III.

Figure 15 is the mode chart of expression Tonneau cover device opening process quadravalence section.

Figure 16 is the mode chart of expression Tonneau cover device complete opening state.

Figure 17 is the lateral plan that the boot compartment of the Tonneau cover device that relates to second embodiment is installed.

Figure 18 is the concise and to the point mode chart of relevant Tonneau cover device on-off action, and wherein, Figure 18 A is the mode chart of expression closure state, and Figure 18 B is the mode chart that midvoyage condition is opened in expression, and Figure 18 C is the mode chart of expression opening.

Figure 19 is the lateral plan that the boot compartment of the Tonneau cover device that relates to the 3rd embodiment is installed.

Figure 20 is the lateral plan that is illustrated under the back door closure state boot compartment when Tonneau cover device moved on to the top.

Figure 21 is the system module figure of Tonneau cover device.

Figure 22 is the lateral plan that the boot compartment of the Tonneau cover device that relates to the 4th embodiment is installed.

Figure 23 is the lateral plan of the receiving state of anterior luggage-boot lid of expression and rear portion luggage-boot lid.

Figure 24 is the lateral plan that the boot compartment of the Tonneau cover device that relates to the 5th embodiment is installed.

Figure 25 is the birds-eye view of the side end of anterior luggage-boot lid.

The specific embodiment

Below, based on accompanying drawing, describe preferred implementation of the present invention in detail.

First embodiment

Fig. 1 is the top perspective view that the boot compartment of the Tonneau cover device that relates to first embodiment of the invention is installed, and Fig. 2 is the lateral plan that the boot compartment of Tonneau cover device is installed, and Fig. 3 is the face upwarding stereogram that the boot compartment of Tonneau cover device is installed.

As shown in Figure 1, the boot compartment T of the vehicle of present embodiment, be set in place in the body tail at back seat 1 rear, surround by the backrest 1A of the back base plate 2 that constitutes luggage compartment floor, back seat 1, side plate (side panel) 3 (with reference to the Fig. 2) that are arranged on Vehicular side body, the back door 4 that is arranged on body tail etc.

Above-mentioned back base plate 2 is laid on body tail along general horizontal direction, mounting luggage above it, and in addition, its rear end is formed with the secondary baggage container 2a of portion downwards recessed and that extend along the overall width direction.The top of this pair baggage container 2a of portion covered by boot compartment boxboard 2b.

Above-mentioned backrest 1A is along the extension of overall width direction and in roughly above-below direction setting setting.Be divided into the car chamber in the place ahead and the boot compartment at rear by this backrest 1A.

As shown in Figure 2, above-mentioned side plate 3 extends and roughly above-below direction laying of edge along the vehicle body fore-and-aft direction at Vehicular side body.This side plate 3, its underpart are formed with corresponding to the trailing wheel shape and to the wheel chamber 3a of car indoor protuberance, in addition, the top of this wheel chamber 3a is equipped with quarter window glass 5.

The below of this quarter window glass 5 is formed with along the placing part 6 that the vehicle body fore-and-aft direction extends, the support portion of aftermentioned Tonneau cover device 10 is supported in conduct.By this placing part 6, limit the height and position of Tonneau cover device 10 in boot compartment T.

In addition, the vehicle body rear side of quarter window glass 5 is provided with the rear pillar 7 that leans forward and extend at above-below direction.The boot compartment inboard of this rear pillar 7 is provided with aftermentioned slide rail 8.

Above-mentioned back door 4, its upper end in the upper end of body tail, opens and closes the peristome BO (with reference to Fig. 4) that covers body tail freely by turning joint 4A axle bearing.In addition, for guaranteeing back visibibility, the top of this back door 4 is equipped with back window glass 9.

Possess in the boot compartment T of said structure, be provided with the Tonneau cover device 10 that launches along general horizontal direction.This Tonneau cover device 10 is known as the crowd, is arranged on the top of boot compartment T, to avoid seeing from the outside luggage in the boot compartment T.

Tonneau cover device 10 comprises, is arranged on the tabular anterior luggage-boot lid 20 of vehicle body front side; Be arranged on the coiling type rear portion luggage-boot lid 30 of vehicle body rear side; And the front end that makes the rear end of this front portion luggage-boot lid 20 and rear portion luggage-boot lid 30 slide mechanism 40 that slides and move at above-below direction roughly.

Above-mentioned tabular anterior luggage-boot lid 20 comprises a plurality of plate member (21,22,23,24) that are made of synthetic resin board or veneer sheet etc., and these plate member are followed successively by first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24 from front to back.In addition, the fore-and-aft direction length of first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24 has various settings according to flex points etc.

As shown in Figure 9, the outside of first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24 covers by same cladded material 25.By sewing up

cladded material

25,25 up and down, make first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24 constitute one with lignilite 26 grades.Interval L between first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24 is set at due size in the time of they can being folded up and down.Therefore, first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24 can be to the either direction warpages of protruding folding direction (crest line is shifted to the warpage of upside) and recessed folding direction (crest line is shifted to the warpage of downside).

Above-mentioned first plate 21 by fore-and-aft direction length the longest be roughly that the sheet material of rectangular shape forms.As shown in Figure 3, the following both sides of this first plate 21 are fixed with the hinge-unit 27 (only showing a side among Fig. 3) that possesses link pin 27a.

Shown in the detail drawing of Fig. 7, this link pin 27a fixedly remains on supporting recess 60 thus by insert the supporting recess 60 that is formed at placing part 6 from the top.By like this link pin 27a fixedly being remained on supporting recess 60, limit the position of Tonneau cover device 10 in boot compartment T.

In addition, as shown in Figure 3, the downside of first plate 21 is provided with when making Tonneau cover device 10 keep the clamping band 28 of folded state when vehicle body is pulled down Tonneau cover device 10.

As shown in Figure 3, this clamping band 28 about respectively be provided with one respectively, one end 28a engages the downside be fixed in first plate 21, the other end is provided with metal hook 28b.By each clamping

band

28,28 about utilizing described hook 28b to link to each other, prevent to hang down downwards when it from launching.

Figure 10 is the lateral plan that expression utilizes this clamping band 28 state after folding compactly with anterior luggage-boot lid 20 and rear portion luggage-boot lid 30.

As shown in the drawing, anterior luggage-boot lid 20 is folding at the stacked state of above-below direction with first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24, first plate 21 is positioned at foot, and folding successively in the above second plate 22 and the 3rd plate 23, the four plates 24 are positioned at topmost.In addition, in the part of the opposition side of the part of folding second plate, 22 grades, a part that is the front end-plate 21a of folding first plate 21 make the width after folding less thus.

In addition, the rearward end of the 4th plate 24 is fixed with the winding unit 31 of rear portion luggage-boot lid 30 etc.Under this state,, hook 28b card only at the downside of first plate 21, is kept the folded state of anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 by coiling clamping band 28.

Like this, because the anterior luggage-boot lid of pulling down from boot compartment T 20 is folded into compact folded state with rear portion luggage-boot lid 30, therefore anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 can be contained in the secondary baggage container 2a of portion.

Particularly, in the Tonneau cover device of present embodiment, as mentioned above, by fully guaranteeing the interval L between each plate member,, thereby can fold in mode more freely so that they can be to the either direction warpage.

Above-mentioned second plate 22 is adjacent to the rear of first plate 21, by fore-and-aft direction length short be roughly that the sheet material of rectangular shape constitutes.In addition, the 3rd plate 23 is adjacent to the rear of second plate 22, by fore-and-aft direction length short be roughly that the sheet material of rectangular shape constitutes.As described later, when second above-mentioned plate 22 and the 3rd plate 23 opened and closed at Tonneau cover device 10, the displacement interlock with the 4th plate 24 was shifted.

And above-mentioned the 4th plate 24 is adjacent to the rear of the 3rd plate 23, by fore-and-aft direction length than the 3rd plate 23 long be roughly that the sheet material of rectangular shape constitutes.But shown in Fig. 1 waited, the two ends 24a of the 4th plate 24 formed the tilted shape that rear side narrows down gradually corresponding to the shape that narrows at boot compartment T rear portion.

And,, be provided with the adapter plate 29 of the winding unit 31 of fixed rear portion luggage-boot lid 30 in the rear position of the 4th plate 24.As shown in Figure 3, this adapter plate 29 can freely rotate with respect to the 4th plate 24 by the downside that 3 connecting strap 29a are connected in the 4th plate 24 rear ends.

In addition, this adapter plate 29 firmly fixes the winding unit 31 that extends along the overall width direction by bolt of rear end plate 29b, thereby plays a role with the link of rear portion luggage-boot lid 30 as connecting anterior luggage-boot lid 20.

On the other hand, above-mentioned coiling type rear portion luggage-boot lid 30 comprises, is fixed in the winding unit 31 on the adapter plate 29; The sheet component 32 of pulling out from winding unit 31; Be fixed in the engaging shank 33 of the tip (rear end) of sheet component 32.

Wherein, winding unit 31 possesses the roughly box 31a of flat column that is along the extension of overall width direction, and the inside of this box 31a is provided with the winding roller 34 that batches sheet component 32.This winding roller 34 is provided with the functional component (not shown) that sheet component 32 is pulled to take-up direction.

In addition, the nock of winding unit 31 is provided with the hooking sheet portion 35 (with reference to Figure 10) that is sticked in the 4th plate 24, with when Tonneau cover device 10 is opened, makes this winding unit 31 along with the 4th plate 24 displacement upward, is shifted integratedly with the 4th plate 24.In addition, in the overall width direction both side ends of winding unit 31, be provided with along the extension of overall width direction, chimeric and (connection) the engaging protrusion portion 36 in the aftermentioned slider part of support.

Wide cut artificial leather system that above-mentioned sheet component 32 is launched by the whole width in the overall width direction of boot compartment T or fabric sheet material constitute, and in the lower end, rear portion of winding unit 31, pull out to the vehicle body rear side from pull out mouthful (not shown) of extending along the overall width direction.

As shown in Figure 2, this sheet component 32 covers the top, rear portion of boot compartment T by the part that is drawn out, and when the card of releasing and back door 4 ends, is involved in the winding unit 31, when opening back door 4, follows back door 4 and is pulled to the top significantly.

Fig. 4 is the rear view (RV) of the vehicle of expression back door 4 openings.As shown in the drawing, if open back door 4, be fixed in the sheet component 32 of the medial surface of back door 4, just be pulled to the vehicle body rear side, between the top of boot compartment T and body tail, be the curtain shape and launch along above-below direction roughly.

On the sheet component 32, be formed with at its two side position and be cut into the roughly

side recess

37,37 of semicircle shape.This side recess the 37, the 37th when preventing that sheet component 32 from being the curtain shape and launching, interferes with the side edge part BE of the peristome BO of body tail and to establish.

In addition, the base end side of sheet component 32 part (lower portion among Fig. 4) is provided with mesh (mesh) portion 38 of tool transmissibility.This mesh portion 38 is in order to be the curtain shape at sheet component 32 and to launch, and still can observe opposite side from the either direction of vehicle body fore-and-aft direction and establish.

As shown in Figure 3, above-mentioned engaging shank 33 respectively is provided with one about the rear end of sheet component 32, and it has and is roughly pentagonal pedestal 33a and is arranged on pin 33b in this pedestal 33a.

As shown in Figure 8, the pin 33b of this engaging shank 33 embeds and is fixed in the card that is arranged on the back door 4 and ends among the hook BF, and thus, this engaging shank 33 is fixed in back door 4.

Thus, sheet component 32 can be fixed in back door 4, make the sheet component 32 of rear portion luggage-boot lid 30 follow the on-off action of back door 4 by engaging shank 33.And, when not allowing sheet component 32 follow, and when making it to be contained in the winding unit 31, only need to end hook BF and take off pin 33b and get final product from card.

As shown in Figure 5, above-mentioned slide mechanism 40 comprises, the slider part 41 that slides up and down along above-mentioned slide rail 8; Thread-like member that is rope part 42 that slider part 41 is moved up and down; Be arranged on the below of slide rail 8, apply the acting device 43 of application force to rope part 42.In addition, slide mechanism 40 is provided with respectively on the rear pillar 7 of the left and right sides, but only shows the slide mechanism 40 of a side among the figure.

As shown in Figure 6, above-mentioned slide rail 8 is roughly by the section of the facial opening in inboard that the channel-section steel of C shape constitutes, and extends at above-below direction with the forward leaning angle (being that top is positioned at the place ahead) of appointment.Like this, lean forward,, this front portion luggage-boot lid 20 is moved at above-below direction even constitute anterior luggage-boot lid 20 by plate member by making slide rail 8.

Above-mentioned slider part 41 comprises, by the roughly sliding part that parts constituted 44 of T shape that is that embeds in the above-mentioned slide rail 8; The retainer portion 45 in the form of a substantially rectangular that be fixed on this sliding part 44, keeps winding unit 31.Wherein, as shown in Figure 5, form chimeric slot part 45a in the retainer portion 45,, winding unit 31 and slider part 41 are fused by embedding these chimeric slot part 45a from the top with engaging protrusion portion 36 for engaging protrusion portion 36 embeddings of winding unit 31.This chimeric slot part 45a is set in the angle position that relies on vertical direction than the angle of inclination of slide rail 8 slightly.

As shown in Figure 5, above-mentioned rope part 42 extends setting along the vertical direction in slide rail 8, intermediate portion 42a is fixed on the slider part 41, and its upper end 42b is fixed on the back door 4 via first pulley 46 and second pulley 47, and its bottom 42c is connected in acting device 43.By such configuration rope part 42, the driven for opening and closing power of back door 4 is situated between is delivered to slider part 41 by rope part 42, thereby slider part 41 is slided up and down.

Above-mentioned acting device 43 is made of so-called coil spring 43a, applies downward application force to rope part 42 all the time, thereby rope part 42 is applied pulling force.This application force is set at the power (than the weak power of auxiliary force of the auxiliary damper 4D (with reference to Fig. 4) of opening/closing door of vehicle) of the degree of the on-off action that can not hinder back door 4.Therefore, even acting device 43 is set, also can not influence the opening and closing operations of back door 4.

Below, based on the concise and to the point mode chart of Figure 11～Figure 16, the on-off action the when Tonneau cover device that adopts said structure is opened and closed describes.Figure 11 is the mode chart of the complete closure state of expression Tonneau cover device, Figure 12 is the mode chart of expression opening process F/s, Figure 13 is the mode chart of expression subordinate phase, Figure 14 is the mode chart of expression phase III, Figure 15 is the mode chart of expression quadravalence section, and Figure 16 is the mode chart of expression Tonneau cover device complete opening state.And to the inscape among each figure, the inscape prosign of paying Yu having explained before omits its explanation.

As shown in figure 11, under back door 4 complete closure states because rope part (not shown) is by back door 4 drawing upwards, thus not from rope part transmit to upper pulling force, so slider part 41 is positioned at the below.Therefore, anterior luggage-boot lid 20 is the approximate horizontal state with rear portion luggage-boot lid 30 above boot compartment T launches, and covers boot compartment T fully.

Under this state, because anterior luggage-boot lid 20 supported by placing part 6, so its position is defined, and wherein, first plate 21, second plate 22 are limited to lower position, and the 4th plate 24 is limited to the higher position, and the 3rd plate 23 is limited to low early and high after obliquity.

Promptly, by placing part 6 is formed as the hypomere portion 61 of front side, the epimere portion 62 of rear side, the low early and high after rake 63 of midway location, thereby anterior luggage-boot lid 20 is supported for " low early and high after step shape ", limits this front portion luggage-boot lid 20.

Like this, owing to pass through the position that placing part 6 limits anterior luggage-boot lid 20, therefore, can make anterior luggage-boot lid 20 that following tortuous deformation takes place.

On the other hand, rear portion luggage-boot lid 30 launches with the heeling condition that its sheet component 32 is partly pulled out, the part of its back door 4 sides is positioned at the below slightly.

Then, as shown in figure 12, in back door 4 open stage slightly, follow rope part (not shown) to be pulled to the top, slider part 41 is moved upward slightly.Therefore, winding unit 31 is pushed the 4th plate 24 to top and the place ahead from the rear, sells off shape thereby generation is protruding between the rear end 23a of the front end 24a of the 4th plate 24 and the 3rd plate 23.

So protruding shape of selling off is taken place, and is because above-mentioned placing part 6 supports to anterior luggage-boot lid 20 cause of low early and high after step shape.

That is, because the 4th plate 24 remains on the higher position, and that the 3rd plate 23 remains is low early and high after skewed, and therefore, as shown in figure 11, the

4th plate

24 and 23 formation of the 3rd plate are the flex angle α of chevron warpage.Because the warpage direction of this flex angle α limiting plate parts, therefore, the joggling part P with this flex angle α just becomes " opportunity " of protruding folding, and the protruding shape of selling off is taken place.

And this is protruding sells off shape, also can be because of the position of the engaging protrusion portion 36 of winding unit 31, promptly promote because of the winding unit 31 that becomes origin of force relation with the connection location of slider part 41.

That is, as shown in figure 11, the position of supposing to connect engaging jut 36 and the line of joggling part P are provided with the virtual plate member B on the mechanics, and then the flex angle β of formation can become littler between this virtual plate member B and the 3rd plate 23.Therefore, this joggling part P place protruding sold off shape can easier generation, thereby protrudingly sells off shape and promoted.

From as can be known above-mentioned, protruding between the 4th plate 24 and the 3rd plate 23 sold off the position that shape is depended on the engaging protrusion portion 36 that angle and winding unit 31 are set of the 3rd plate 23, if the position of the engaging protrusion portion 36 of winding unit 31 is arranged on than from the low more position of the 3rd plate 23 extended plane extended line Q, then above-mentioned protruding sell off shape can easier generation.

Then, as shown in figure 13, in back door 4 further open stage, slider part 41 slides into roughly midway location, winding unit 31 forwards and the top move.Follow this to move, the 4th plate 24 is pushed to the place ahead, and protruding between the 3rd plate 23 sold off deformation and got more obvious.And, at this moment, between the 3rd plate 23 and second plate 22 the recessed shape of selling off can be taken place, the displacement of the 3rd plate can not hindered.

At this moment, be fixed on the sheet component 32 of the rear portion luggage-boot lid 30 on the back door 4, follow the breakdown action of back door 4, pulled to the rear significantly.

Then, in back door 4 open stage as shown in figure 14, slider part 41 continues to slide upward, winding unit 31 forwards and the top move.And, thereby this winding unit 31 based on the displacement of the 4th plate 24 and sheet component 32 upward be pulled and rotate (with reference to the anti-clockwise arrow) forwards moved on top.

In addition, the sheet component 32 of pulling out from winding unit 31 rearward and the top pulled out significantly, to follow the breakdown action of back door 4.

In addition, in back door 4 open stage as shown in figure 15, slider part 41 continues to slide upward, winding unit 31 forwards and the top move, and forwards rotate significantly.And, not only the 4th plate 24, the 3rd plate 23, and the also displacement upward of second plate 22, the rear end 22a of this second plate 22 follows the front end 23a of the 3rd plate 23, is pulled up upward.

At last, enter back door 4 complete opening states as shown in figure 16, slider part 41 moves to the upper end of slide rail 8, and winding unit 31 is positioned at position the most preceding and that go up most.

At this moment, in the anterior luggage-boot lid 20, except first plate 21, other second plate 22, the 3rd plate 23, the 4th plate 24 move on to the top, and in addition, rear portion luggage-boot lid 30, its sheet component 32 launch upward significantly, launch thereby be the curtain shape at above-below direction roughly.

Like this, anterior luggage-boot lid 20 can pass through second plate 22, the 3rd plate 23, the 4th plate 24 forwards and top displacement, enlarges the peristome TO at boot compartment T rear portion, makes from the luggage loading and unloading at vehicle body rear and carries out easily.In addition, because the sheet component 32 of rear portion luggage-boot lid 30, being the curtain shape along the upper inner face of back door 4 at above-below direction roughly launches, therefore, sheet component 32 can be not outstanding downwards from the medial surface of back door 4, when carrying out the luggage loading and unloading, operator's head and sheet component 32 can not interfere.

Below, the action effect of present embodiment with said structure is elaborated.

In the present embodiment, comprise, extend the pair of right and left slide rail 8 that is arranged at rear pillar 7 at above-below direction with leaning forward; The rear end is connected in above-mentioned slide rail 8, the anterior luggage-boot lid 20 that approximate horizontal ground launches above the base plate 2 of back; Be arranged at the rear end of above-mentioned anterior luggage-boot lid 20, possess the rear portion luggage-boot lid 30 of rearward end and back door 4 bonded assembly coiling type sheet components 32; The slide mechanism 40 that the front end of the rear end of anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 is moved up and down along slide rail 8.

Thus, by slide mechanism 40, the front end of the rear end of anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 just with the interlock of the on-off action of back door 4, and move up and down to oblique front side.

Therefore, anterior luggage-boot lid 20 can be not outstanding to the boot compartment T outside (rear), can not interfere with the quarter window glass 5 of boot compartment T side.In addition, because rear portion luggage-boot lid 30 is made of coiling type sheet component 32, therefore, when back door 4 was opened, rear portion luggage-boot lid 30 was drawn out for the rear end of following anterior luggage-boot lid 20.Therefore, compare when the rear portion luggage-boot lid is fixed in back door as plate member, can make above-mentioned rear portion luggage-boot lid 30 be positioned at vehicle front side.

Thus, when back door 4 was opened, front side can not given prominence to and be positioned to rear portion luggage-boot lid 30 downwards, so when carrying out the luggage loading and unloading, operator's head can not interfere with sheet component 32.In addition, even interfere, because sheet component 32 is made by the material of tool flexibility, therefore, the operator can not feel pain yet.In addition, when back door 4 is opened, because sheet component 32 can not given prominence to below back door 4 outward appearance in the time of therefore can not influencing back door 4 unlatchings.

Therefore, be arranged in the Tonneau cover device 10 of vehicle of boot compartment T top position of body tail in deployed condition with approximate horizontal, by on-off action along with back door 4, anterior luggage-boot lid 20 of pull-up and rear portion luggage-boot lid 30 upward, can under back door 4 openings, easily implement the loading and unloading operation of luggage thus, improve outward appearance.

In addition, in the present embodiment, anterior luggage-boot lid 20 is made of first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24, thereby the boot compartment T of the body tail that is covered by anterior luggage-boot lid 20, and just the plate member by the tool rigidity is covered.

Therefore, forwardly luggage-boot lid 20 is deployed under the interior state of boot compartment T, and the outward appearance in the boot compartment T is good.In addition, owing to can utilize anterior luggage-boot lid 20, therefore, can further improve the function of Tonneau cover device 10 as above boot compartment T, putting the thing place.

In addition, in the present embodiment, be formed with side recess 37 on the sheet component 32 of rear portion luggage-boot lid 30, interfere when back door 4 is opened, to prevent this sheet component 32 and the side edge part BE of the vehicle body peristome BO of vehicle body back.

Thus, the side edge part BE that interferes the vehicle body peristome BO that causes because of the side edge part BE of the sheet component 32 of pulling out and vehicle body peristome BO in the time of can preventing that back door 4 from opening damages.In addition, because the sheet component 32 of pulling out can not scrape side edge part BE, therefore, can pull out sheet component 32 effectively and do not hinder the action of pulling out of rear portion boot compartment 30.

Therefore,, when back door 4 is opened, be drawn out, also can not damage the side edge part BE of vehicle body peristome BO, in addition, also can successfully pull out operation even rear portion luggage-boot lid 30 is made of coiling type sheet component 32.

In addition, in the present embodiment, the sheet component 32 of rear portion luggage-boot lid 30 is provided with mesh portion 38.

Thus, when back door 4 is opened, between the car chamber of vehicle front side and rear view of vehicle, be the curtain shape even sheet component 32 is drawn out and launch, also can pass through mesh portion 38, guarantee from the passenger compartment side in vehicle body the place ahead and the observability of the either side the vehicle body rear side.

Therefore, when back door 4 is opened, launch even the sheet component 32 of rear portion luggage-boot lid 30 is the curtain shape, exchange message relatively easily still between the indoor and rear view of vehicle in addition, also can improve safety at car.

And, except that mesh portion 38,, all can obtain same effect as long as have transmissibility, therefore, for example also can adopt open pore, slit, also can adopt transparent sheet-like parts, translucent sheet component etc. in addition.

In addition, in the present embodiment, anterior luggage-boot lid 20 is made of a plurality of plate member that is first plate 21, second plate 22, the 3rd plate 23 and the 4th plate 24 along the fore-and-aft direction setting, warpage takes place between the 3rd plate 23 of vehicle body rear side and the 4th plate 24 when slide rail 8 moves up in this front portion luggage-boot lid 20.

Like this, by warpage two boards parts (the 3rd plate 23 and the 4th plate 24), the plate member that can make anterior luggage-boot lid 20 is side shifting forwards, enlarges the peristome TO (with reference to Figure 16) at rear.

Therefore, will anterior luggage-boot lid 20 upward significantly pull-up just can enlarge the peristome TO at boot compartment T rear.

In addition, in the present embodiment, specially the warpage with the 3rd plate 23 and the 4th plate 24 is made as the protruding shape of selling off.

That is,, make the 4th plate 24 be positioned at the higher position, and make the 3rd plate 23 be positioned at its place ahead with bevelled state downwards in order to set protruding " opportunity " of selling off shape.

Like this, set the plate member of rear side (24) higher " step shape " for, can improve the outward appearance of Tonneau cover device 10 in boot compartment T by making anterior luggage-boot lid 20.

Therefore, can be in not influencing boot compartment T under the prerequisite of outward appearance, constitute the anterior luggage-boot lid 20 of flexible.

In addition, in the present embodiment, on the side plate 3 of the side of boot compartment T, be formed with to impel the protruding placing part 6 of selling off shape takes place between the 3rd plate 23 and the 4th plate 24, particularly, be formed with the epimere portion 62 and middle rake 63 at rear portion.

Thus, can make anterior luggage-boot lid 20 all-the-time stable ground that the protruding shape of selling off is taken place.

Therefore, do not produce protruding mechanism of selling off shape, must make anterior luggage-boot lid 20 that the protruding shape of selling off is taken place yet even anterior luggage-boot lid 20 is not provided with from one's body.

Therefore, can constitute anterior luggage-boot lid 20, produce anterior luggage-boot lid 20 in light weight and that price is low with simple structure.

In addition, in the present embodiment, the lower position of the plane extended line Q (with reference to Figure 11) of the 3rd plate 23 of luggage-boot lid 20 forwardly, the engaging protrusion portion 36 of winding unit 31 is connected in slider part 41.

Thus, when winding unit 31 when skew back top is mobile forward along slide rail 8, engaging protrusion portion 36 becomes the point (point of action) that boosts the 4th plate 24 from lower side upward, thereby can make anterior luggage-boot lid 20 that the protruding shape of selling off is taken place effectively.

Thus, along with the open operation of back door 4, the rear end of the 4th plate 24 of anterior luggage-boot lid 20 is urged from the below, produces the action of shifting to the top, thereby can make anterior luggage-boot lid 20 that the protruding shape of selling off is taken place effectively.

In addition, in the present embodiment, except protruding the 3rd plate 23 of selling off shape, the 4th plate 24 take place, also be provided with first plate 21, second plate 22 on the anterior luggage-boot lid 20.

Therefore, can cover the bigger scope in boot compartment T top by the plate member (21,22,23,24) of anterior luggage-boot lid 20.

Thus, can cover the bigger scope in boot compartment T top by anterior luggage-boot lid 20, and increase the degree of freedom of warpage, enlarge the peristome TO at boot compartment rear portion.

In addition, in the present embodiment, anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 can be pulled down from vehicle body.

Therefore, when not using anterior luggage-boot lid 20 and rear portion luggage-boot lid 30, can enlarge the boot compartment space by they are pulled down from boot compartment T, thereby can use bigger boot compartment space.

In addition, in the present embodiment, the link pin 27a that is arranged on first plate 21 of anterior luggage-boot lid 20 is fixed in body side.

Therefore, after Tonneau cover device 10 was installed, first plate 21 of the most forward position of anterior luggage-boot lid 20 was fixed in body side all the time.Thus, first plate 21 that can have nothing to do by the peristome TO with expansion boot compartment T rear portion limits the position of the anterior luggage-boot lid 20 after installing effectively, and limits the flex points of anterior luggage-boot lid 20 effectively.

Therefore, both can dismantle and to have constituted anterior luggage-boot lid 20, can limit the flex points of anterior luggage-boot lid 20 again effectively, make the action that deforms of anterior luggage-boot lid 20 effectively.

In addition, in the present embodiment, anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 constitute and can fold (with reference to Figure 10).

Thus, can at Tonneau cover device 10 when vehicle body is pulled down, have this Tonneau cover device 10 of larger area compactly under the folding and expanding state.

Therefore, anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 can be contained in after pulling down in the secondary baggage container 2a of portion compactly, thereby avoid anterior luggage-boot lid 20 to counteract with rear portion luggage-boot lid 30.

In addition, in the present embodiment, the on-off action that slide mechanism 40 constitutes with back door 4 moves up and down in linkage.

Thus, when implementing back door 4 opening and closing operations, the front end of the rear end of anterior luggage-boot lid 20 and rear portion luggage-boot lid 30 moves up and down with the all-in-one-piece state all the time.

Therefore, as long as open and close back door 4, can enlarge the peristome TO at Tonneau cover device 10 rears, relatively easily to loading and unloading luggage in the boot compartment T.

Thus, the operator needn't implement to open and close the operation of Tonneau cover device 10 separately can be easily to loading and unloading luggage in the boot compartment T.

In addition, in the present embodiment, be provided with rope part 42 in the slide mechanism 40, the upper end 42b of this rope part 42 is fixed on the back door 4, pars intermedia 42a is fixed on the slider part 41, and slider part 41 is along with Jie is moved up and down (with reference to Fig. 5) by the propulsive effort of above-mentioned rope part 42 transmission.

Thus, can utilize the on-off action of back door 4 self, produce the on-off action of Tonneau cover device 10.

Therefore, can pass through rope part 42 these simple structures, the on-off action of back door 4 and the on-off action of Tonneau cover device 10 are mechanically linked, reduce production costs.

Second embodiment

Below, based on Figure 17, Figure 18, second embodiment is described.

Figure 17 is the lateral plan of boot compartment that the Tonneau cover device of second embodiment is installed, Figure 18 is the concise and to the point mode chart of relevant this Tonneau cover device on-off action, wherein, Figure 18 A is the mode chart of expression closure state, Figure 18 B opens the mode chart of midvoyage condition for expression, and Figure 18 C is the mode chart of expression opening.And, for the inscape identical, pay prosign with aforementioned embodiments, omit its explanation.

As shown in figure 17, the Tonneau cover device 110 of present embodiment is opposite with first embodiment, the plate member of the rear side of anterior luggage-boot lid 120 that is the 4th plate 124 are positioned at the lower position of the plate member that is lower than front side that is first plate 121, second plate 122, the 3rd plate 123, sell off shape so that generation is recessed between the 3rd plate 123 and the 4th plate 124.

Promptly, shown in Figure 18 A, the placing part 106 of support front luggage-boot lid 120, its front side forms epimere portion 161, its rear side forms hypomere portion 162, the low rake 163 in high back before position forms in the middle of it, thus when forwardly luggage-boot lid 120 is shifted upward, make that the 3rd plate 123 and 124 generations of the 4th plate are recessed sells off shape.

Based on Figure 18, the on-off action of this Tonneau cover device 110 is described.

Under the closure state of Figure 18 A, slider part 41 is positioned at the lower end of slide rail 8, and therefore anterior luggage-boot lid 120 all launches above boot compartment T with the state of approximate horizontal with rear portion luggage-boot lid 130.

But, shown in the unlatching midvoyage condition of Figure 18 B,, then produce from the rear with the 4th plate 124 and press to the place ahead, the action that makes the front end 124a of the 4th plate 124 slip into the 3rd plate 123 belows if slider part 41 is shifted to the midway location of slide rail 8.Thus, between the 3rd plate 123 and the 4th plate 124 recessed folding takes place just.

That is, shown in Figure 18 A, the 3rd plate 123 and the 4th plate 124 form the flex angle Y that is flexed into down concavity, and therefore, joggling part R becomes recessed " opportunity " of selling off shape of generation.

And in the present embodiment, therefore the set positions of the engaging protrusion portion 36 of winding unit 31, can more effectively promote the recessed shape of selling off above the extended line S of the plane of the 3rd plate 123.

And under the opening of Figure 18 C, second plate 122 is urged from the rear, and rear end 122a is shifted, and is moved upward, and the 3rd plate 123 and the 4th plate 124 are shifted to front upper simultaneously.Like this, the peristome TO at boot compartment rear is extended, is convenient to from vehicle body rear loading and unloading luggage.

Like this, in above-mentioned second embodiment, by the 3rd plate 123 and the 4th plate 124 that makes anterior luggage-boot lid 120 the recessed warpage of selling off shape taking place, can enlarge the peristome TO at boot compartment T rear.

Particularly, as mentioned above, with recessed when selling off the shape warpage, because the plate member (second plate 122, the 3rd plate 123) of folding centre can not exposed at downside under the opening, therefore, can prevent above-mentioned second plate 122, the 3rd plate 123 when loading and unloading luggage and luggage interfere.Thus, can more successfully load and unload luggage, improve the ease for use of Tonneau cover device 110.

Other action effects are identical with above-mentioned first embodiment.

The 3rd embodiment

Below, based on Figure 19, Figure 20, Figure 21, the 3rd embodiment is described.

Figure 19 is the lateral plan of boot compartment that the Tonneau cover device of the 3rd embodiment is installed, and Figure 20 is under the back door closed condition

The lateral plan of the boot compartment when Tonneau cover device is moved on to the top, Figure 21 is the system module figure of this Tonneau cover device of control.And, for the inscape identical, pay prosign with aforementioned embodiments, omit its explanation.

The Tonneau cover device 210 of present embodiment does not utilize the driven for opening and closing power of back door 4, but adopts electric actuating device 200 slip moving slider parts 41.

Particularly, as shown in figure 19, the top of slide rail 8 and below are provided with upper sheave 201 and lower pulley 202, be wound with belt member 203 between this upper sheave 201 and the lower pulley 202, slider part 41 is fixed in this belt member 203, this belt member 203 is by electric actuating device 200, for example driving such as stepper motor.

This electric actuating device 200 is controlled by system module as shown in figure 21.The CPU204 of control electric actuating device 200, be connected with car speed sensor 205, back door sensor 206, action button 207 as input media, wherein, dead ship condition by car speed sensor 205 input vehicles, by the open and-shut mode of back door sensor 206 input back doors 4, by action button 207 input operators' opening and closing operations requirement.

And this CPU204 carries out s operation control according to above-mentioned input information, opens and closes signal etc. to electric actuating device 200 outputs as output unit.

Therefore, for example, as shown in figure 20, can with the on-off action of back door 4 irrespectively, under back door 4 closed conditions, make Tonneau cover device 210 be in opening.

By setting state as described above for, have following advantage, that is, can be housed in the luggage that is difficult to accommodate under the common deployed condition of Tonneau cover device in the boot compartment T.

In addition, set because the opening and closing speed of Tonneau cover device 210 can be independent of the opening and closing speed of back door 4, therefore, the on-off action of Tonneau cover device 210 can be set at all the time in same speed.

Shown in the 3rd embodiment, when being provided with electric actuating device 200 in the slide mechanism 40, can with the on-off action of back door 4 self irrespectively, freely implement to open and close the action of Tonneau cover device 210.In addition, not restricted by the opening and closing speed of back door 4, freely set the opening and closing speed of Tonneau cover device 210.

Therefore, can improve the degree of freedom of the on-off action of Tonneau cover device 210, further improve the function of Tonneau cover device 210.Other action effects are identical with above-mentioned first embodiment.

The 4th embodiment

Below, based on Figure 22, Figure 23, the 4th embodiment is described.

Figure 22 is the lateral plan of boot compartment that the Tonneau cover device of the 4th embodiment is installed, and Figure 23 is the lateral plan of the receiving state of anterior luggage-boot lid of expression and rear portion luggage-boot lid.And, for the inscape identical, pay prosign with aforementioned embodiments, omit its explanation.

The Tonneau cover device 310 of the 4th embodiment, its anterior luggage-boot lid 320 also is made of the coiling type luggage-boot lid.That is, cover whole boot compartment T by the sheet component that batches 321 that constitutes rear portion luggage-boot lid 30 and anterior luggage-boot lid 320 and 32.

As shown in figure 22, anterior luggage-boot lid 320 comprises, is arranged on the rear of backrest 1A of back seat and the winding unit 332 that extends along the overall width direction; From the sheet component 321 that this winding unit 332 is pulled out to the vehicle body rear side, wherein, winding unit 332 is provided with the winding roller 333 that is applied to take-up direction.First end (rearward end) 321a of above-mentioned sheet component 321 is fixed in the hooking sheet portion 35 of the winding unit 31 of rear portion luggage-boot lid 30 sides by set pin 334 (with reference to Figure 23).

Adopt said structure, if the slider part 41 of slide mechanism 40 moves up and down, the sheet component 32 of rear portion luggage-boot lid 30 not only then, and the sheet component 321 of anterior luggage-boot lid 320 also moves up and down.

Particularly, shown in the 4th embodiment, anterior luggage-boot lid 320 is made of the coiling type luggage-boot lid, needn't consider warpage direction etc. as plate member, does not therefore need inscapes such as placing part.

In addition, as shown in figure 23, when pulling down Tonneau cover device 310 and be contained in it in secondary baggage container 2a of portion, because sheet component 32,321 is involved in the winding unit 31,332, only be left two winding units 31,332 and engage shank 33, therefore, than above-mentioned first embodiment of folded sheet parts, Tonneau cover device can be contained in the secondary baggage container 2a of portion more compactly.

Shown in the 4th embodiment, when anterior luggage-boot lid 320 is made of the coiling type luggage-boot lid, compare when constituting by plate member with anterior luggage-boot lid, can make the Tonneau cover device when vehicle body is pulled down more compact.

Therefore, after pulling down anterior luggage-boot lid 320 and rear portion luggage-boot lid 30, can more compactly it be contained in the secondary baggage container 2a of portion, avoid anterior luggage-boot lid 320 to counteract with rear portion luggage-boot lid 30.

Other action effects are identical with above-mentioned first embodiment.

The 5th embodiment

Below, based on Figure 24, Figure 25, the 5th embodiment is described.

Figure 24 is the lateral plan of boot compartment that the Tonneau cover device of the 5th embodiment is installed, and Figure 25 is the birds-eye view of the side end of anterior luggage-boot lid.And, for the inscape identical, pay prosign with aforementioned embodiments, omit its explanation.

As shown in figure 24, in the Tonneau cover device 410 of present embodiment, the placing part 406 of passenger compartment side portion forms linearity (smooth), and the side end of the 4th plate 424 of anterior luggage-boot lid 420 is provided with outstanding laterally protrusion 424a (with reference to Figure 25), be provided with foot 425 below this protrusion 424a, form thus and make the upwards flex angle δ of warpage of the 4th plate 424 and the 3rd plate 423 as guide piece.

Like this, because formation is flexed into the 3rd plate 423 and the 4th plate 424 the flex angle δ of chevron shape, therefore same with first embodiment, in this 5th embodiment, by slide mechanism 40 grades the rear end of anterior luggage-boot lid 420 is moved up, can between the 3rd plate 423 and the 4th plate 424, produce the protruding shape of selling off.

Particularly, as shown in figure 25, the toe lateral end of the 4th plate 424 forms outstanding laterally protrusion 424a, is fixed with the foot 425 of the cylinder standing shape that is connected to placing part 406 below this protrusion 424a.In addition, though not shown, opposition side also is provided with same foot 425.

Like this,, can make the placing part 406 of body side self form linearity, and can support anterior luggage-boot lid 420 under the deployed condition with the state of protruding folding between the 3rd plate 423 and the 4th plate 424 by foot 425 being set in the 4th plate 424 sides.

Therefore, adopt the 5th embodiment, with other embodiments similarly, can enlarge the peristome TO at anterior luggage-boot lid 420 rears by moving up of Tonneau cover device 410, and can make the shaping of the placing part 406 of side plate 3 be easy to carry out.In addition, side plate 3 also can be general with other vehicles.

And, when even Tonneau cover device 410 is provided with deployed condition in boot compartment, owing to need not to consider the 3rd plate 423, the 4th plate 424 and the position relation of placing part 406 on fore-and-aft direction, therefore, can also obtain the effect that the operator can relatively easily be provided with Tonneau cover device 410.

Other action effects are identical with above-mentioned first embodiment.

The present invention is not limited to above-mentioned embodiment, and it comprises the embodiment of the Tonneau cover device of all vehicles.

Claims

1. the Tonneau cover device of a vehicle, possess switching cover freely the vehicle body back the vehicle body peristome back door and spread over the body tail of the luggage compartment floor in described vehicle body peristome the place ahead, be arranged on the top position of described luggage compartment floor with the deployed condition of approximate horizontal, it is characterized in that:

Comprise,

The pair of right and left guide rail extends the left and right sides sidewall that is arranged at described boot compartment with leaning forward at above-below direction;

First luggage-boot lid, expansion of approximate horizontal ground and rear end are connected in described guide rail above described luggage compartment floor;

Second luggage-boot lid is arranged at the rear end of described first luggage-boot lid, possesses rearward end and described back door bonded assembly coiling type sheet component;

Sliding drive mechanism moves up and down the rear end of described first luggage-boot lid and the described guide rail of front end edge of second luggage-boot lid.

2. the Tonneau cover device of vehicle according to claim 1 is characterized in that:

Described first luggage-boot lid is made of plate member.

3. the Tonneau cover device of vehicle according to claim 1 and 2 is characterized in that:

Be formed with the side recess that is used to when described back door is opened to prevent that the edge with the vehicle body peristome of vehicle body back from interfering on the sheet component of described second luggage-boot lid.

4. the Tonneau cover device of vehicle according to claim 1 is characterized in that:

The sheet component of described second luggage-boot lid is provided with can perspective portion.

5. the Tonneau cover device of vehicle according to claim 2 is characterized in that:

Described first luggage-boot lid is made of a plurality of plate member along vehicle body fore-and-aft direction configuration, and described first luggage-boot lid between the adjacent two boards parts tortuous deformation takes place in the described plate member when described guide rail moves up.

6. the Tonneau cover device of vehicle according to claim 5 is characterized in that:

Be provided with and make the guide piece that the tortuous deformation of appointment takes place between the adjacent two boards parts.

7. the Tonneau cover device of vehicle according to claim 5 is characterized in that:

Make the protruding shape of selling off is taken place between the described adjacent two boards parts.

8. the Tonneau cover device of vehicle according to claim 7 is characterized in that:

The side of described boot compartment is provided with to make the protruding guide piece of selling off shape takes place between the described adjacent two boards parts.

9. the Tonneau cover device of vehicle according to claim 8 is characterized in that:

Described guide piece is by becoming the support portion of protruding folding state to be constituted described adjacent two boards member supporting under described plate member deployed condition.

10. according to the Tonneau cover device of each described vehicle in the claim 7～9, it is characterized in that:

At the lower position of the plane extended line of the plate member in the described adjacent two boards parts the place ahead that is arranged in the vehicle body rear, the rear end of described first luggage-boot lid is connected in guide rail.

11. the Tonneau cover device according to each described vehicle in the claim 5～9 is characterized in that:

The place ahead at the described adjacent two boards parts that are positioned at the vehicle body rear is provided with at least one plate member.

12. the Tonneau cover device of vehicle according to claim 11 is characterized in that:

Described first luggage-boot lid is when guide rail moves up, tortuous deformation to first direction takes place between the adjacent two boards parts of vehicle body rear side, and the tortuous deformation to second direction takes place between the adjacent two boards parts of vehicle body front side.

13. the Tonneau cover device of vehicle according to claim 1 is characterized in that:

Described first luggage-boot lid and second luggage-boot lid can be arranged on the vehicle body with dismantling.

14. the Tonneau cover device of vehicle according to claim 13 is characterized in that:

The plate member that is positioned at the front position in described first luggage-boot lid is provided with the fixed part that is fixed in body side.

15. the Tonneau cover device of vehicle according to claim 1 is characterized in that:

Described first luggage-boot lid and second luggage-boot lid constitute and can fold.

16. the Tonneau cover device of vehicle according to claim 1 is characterized in that:

Described first luggage-boot lid possesses the coiling type sheet component.

17. the Tonneau cover device of vehicle according to claim 1 is characterized in that:

Described sliding drive mechanism constitutes, and links by the on-off action with back door, and the rear end of first luggage-boot lid and the front end of second luggage-boot lid are moved up and down.

18. the Tonneau cover device of vehicle according to claim 17 is characterized in that:

Be provided with an end in the described sliding drive mechanism and be fixed in back door, the other end is fixed in the thread-like member of the rear end of first luggage-boot lid.

19. the Tonneau cover device of vehicle according to claim 1 is characterized in that:

Described sliding drive mechanism possesses motor drive mechanism.