JP2006117171A - Extractor structure for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an extractor structure for a vehicle with good appearance capable of accomplishing compatibility of vehicle layout shortened with a rear overhang and extractor performance (exhaust gas, odor and performance relative to NVH) while ensuring vehicle body rigidity. <P>SOLUTION: In the extractor structure for the vehicle for discharging air in a cabin of the vehicle to the outside of the cabin, an exhaust pipe 17 of an engine arranged at a front part of the vehicle body is extended to a rear position adjacent to a rear end part 14 forming a rear part of the vehicle body. A rear combination lamp is arranged on a rear fender 22 near the rear end part 14. An exhaust opening 31 is provided on a lamp mounting part 28 at a vehicle body side mounted with the rear combination lamp and is hidden by the rear combination lamp. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a vehicle extractor structure that exhausts air inside a vehicle compartment to the outside of the vehicle compartment.

  In general, an extractor structure that exhausts air in a passenger compartment is employed in a vehicle for the purpose of ensuring passenger comfort at the time of opening and closing a door and ventilating air-conditioned air.

  This vehicle extractor structure requires the following performance.

  That is, air does not enter the vehicle interior from outside the vehicle compartment, sound such as road noise does not propagate into the vehicle interior, odors such as exhaust gas emitted from the exhaust pipe do not enter the vehicle interior, and water does not enter the vehicle interior. It is required that the air in the passenger compartment and the conditioned air can be ventilated while ensuring that the vehicle does not enter the vehicle.

Conventionally, as the vehicle extractor structure of the above-described example, there are structures described in Patent Document 1 and Patent Document 2.
The structure described in Patent Document 1 is provided with a lower panel extending downward from the rear quarter panel, forming a vehicle compartment outside opening at the rear wheel of the lower panel and corresponding to the bumper side. The rear floor is communicated with a slit on the rear floor via an air flow path formed by the tonneau cover, and the slit is set at the vehicle interior side opening. Is done.

  However, in this conventional structure, since the opening position of the vehicle interior outside opening is close to the rear wheel and the exhaust pipe, sounds such as road noise and exhaust noise are easily transmitted to the vehicle interior, and the exhaust gas odor is also generated in the vehicle interior. In addition to being easy to enter, there is a problem that, when employed in a short overhang vehicle, it is difficult to form the above-described vehicle interior outside opening due to the rigidity of the vehicle body.

  In addition, in the structure described in Patent Document 2, a reinforcement is joined between the rear quarter panel and the rear fender panel at the rear corner portion so that a closed cross section is formed in the vertical direction. A rear fender panel and a reinforcement are formed in a portion corresponding to the rear side of the rear wheel and the bumper side at a position offset from the vehicle interior side opening so as to communicate with the interior of the closed section and the interior of the closed section. Is formed with a vehicle interior outside opening that allows communication between the outside of the vehicle compartment and the inside of the closed cross section, and the air in the vehicle interior is ventilated through the vehicle interior side opening, the inside of the closed cross section, and the vehicle interior outside opening.

However, even in this conventional structure, the opening position of the vehicle interior outside opening is close to the rear wheel and the exhaust pipe, so that sounds such as road noise and exhaust noise are easily transmitted to the vehicle interior, and the smell of exhaust gas enters the vehicle interior. In addition, when employed in a vehicle with a short overhang, there is a problem that it is difficult to form the above-described vehicle interior outside opening due to the vehicle body rigidity.
JP 2000-280828 A JP-A-6-144289

  Therefore, the present invention provides a rear combination lamp in a rear fender in the vicinity of the rear end portion, and provides an exhaust opening for an extractor at a lamp mounting portion on the vehicle body side to which the rear combination lamp is mounted. By concealing with a combination lamp, a vehicle layout with a shortened rear overhang and extractor performance (exhaust, odor, NVH performance) can be achieved while ensuring vehicle body rigidity, and the vehicle extractor has a good appearance. The purpose is to provide a structure.

  In the vehicle extractor structure according to the present invention, the air in the vehicle interior of the vehicle, in which the exhaust pipe of the engine disposed at the front of the vehicle body extends to the rear position adjacent to the rear end portion that forms the rear of the vehicle body, is moved outside the vehicle interior. A vehicle extractor structure for exhausting, wherein a rear combination lamp is provided in a rear fender in the vicinity of the rear end portion, and an exhaust opening is provided in a lamp mounting portion on a vehicle body side to which the rear combination lamp is mounted, The exhaust opening is concealed by the rear combination lamp.

  According to the above configuration, the air in the vehicle interior of the vehicle flows from the exhaust opening and is discharged out of the vehicle through the gap between the lamp mounting portion and the rear combination lamp.

  In particular, since the exhaust opening is provided in the lamp mounting portion on the vehicle body side where the rear combination lamp is mounted, shortening of the rear overhang is not hindered. Also, an extractor structure can be achieved without changing the body structure as much as possible.

  Furthermore, since the exhaust opening is spaced upward from the exhaust pipe, it is possible to prevent the exhaust gas odor and exhaust sound from entering the vehicle interior and to compare with a conventional bumper side facing part. And since it is also spaced apart from the rear wheel, it is possible to prevent sound such as road noise from being propagated into the passenger compartment.

In addition, since the exhaust opening is concealed by a rear combination lamp, water intrusion can be prevented and the appearance can be improved.
In short, the vehicle layout with a shortened rear overhang and the extractor performance (exhaust, odor, NVH performance) can be achieved while securing the rigidity of the vehicle body, and the appearance is also good.

NVH means noise, vibration (vibration), and harshness (harshness, coupled vibration).
In one embodiment of the present invention, a pair of left and right rear combination lamps are provided at the end in the vehicle width direction, and the exhaust opening is formed on the far side away from the exhaust pipe of the pair of left and right rear combination lamps. It is a thing.

According to the above configuration, since the exhaust opening is provided on the far side away from the exhaust pipe, it is possible to more reliably prevent the exhaust sound and the exhaust odor from entering the vehicle interior.
In one embodiment of the present invention, the exhaust opening is set in a lamp replacement hole of a rear combination lamp.

According to the above configuration, the extractor structure can be secured by effectively using the existing hole for lamp replacement without changing the body structure as much as possible.
In one embodiment of the present invention, a chamber having a predetermined volume is formed between the rear fender and the rear combination lamp, and the air in the passenger compartment is discharged through the chamber.

According to the above configuration, water and sound can be prevented from entering due to the volume of the chamber.
In an embodiment of the present invention, the exhaust opening is provided with an extractor unit, and the extractor unit also serves as an opening cover for replacing the lamp of the rear combination lamp.

According to the said structure, since the said opening part cover is shared by an extractor unit, reduction of a number of parts and reduction of an assembly man-hour can be aimed at.
In one embodiment of the present invention, the extractor unit is provided with a one-way structure shut-off valve that allows air to be discharged from the vehicle interior to the vehicle interior and blocks air from entering the vehicle interior from the vehicle interior. It is what was done.

  According to the above configuration, since the intrusion of air from the outside of the vehicle interior to the vehicle interior is blocked by the one-way structure shutoff valve, it is possible to improve the extractor performance with respect to odors, sounds, and noise sounds.

  According to the present invention, the rear combination lamp is disposed in the rear fender in the vicinity of the rear end portion, and the exhaust opening for the extractor is provided in the lamp mounting portion on the vehicle body side to which the rear combination lamp is mounted. Concealed with a combination lamp, the vehicle layout with a shortened rear overhang and the extractor performance (exhaust, odor, NVH performance) can be achieved while ensuring the rigidity of the vehicle body, and the appearance is also improved. .

  A rear combination lamp is installed on the rear fender near the rear end for the purpose of achieving both vehicle layout with a shortened rear overhang and extractor performance while ensuring vehicle body rigidity and good appearance. The construction is such that an exhaust opening for the extractor is provided in the lamp mounting portion on the vehicle body side to which the rear combination lamp is mounted, and the opening is concealed by the rear combination lamp.

An embodiment of the present invention will be described below in detail with reference to the drawings.
The drawing shows the vehicle extractor structure. First, the vehicle body structure will be schematically described with reference to FIG.

  A tunnel portion 2 extending in the front-rear direction of the vehicle is integrally or integrally formed in the center portion of the floor panel 1, and a cross member 4 extending in the vehicle width direction is provided between the tunnel portion 2 and the left and right side sills 3. ing.

The above-described side sill 3 is a vehicle body rigid member having a side sill closed section that extends in the front-rear direction of the vehicle by joining the side sill inner and the side sill outer.
A front door opening 9 surrounded by the side sill 3, the hinge pillar 5, the front pillar 6, the roof side portion 7 and the center pillar 8 is formed on the side of the vehicle body. A door (not shown) is attached so as to be openable and closable, and a rear door opening 11 surrounded by a side sill 3, a center pillar 8, a roof side portion 7, and a quarter pillar 10 is formed. A rear door (not shown) is attached so as to be freely opened and closed.

  A cargo compartment opening 15 surrounded by a rear header portion 12, left and right rear pillars 13 and 13, and a rear end portion 14 is formed in the rear portion of the vehicle body. A hatch gate 16 (FIGS. 2 to 4) is formed in the cargo compartment opening 15. Can be opened and closed.

  Further, an exhaust pipe 17 of an engine (not shown) disposed in the front part of the vehicle body extends to a rear left side position adjacent to the rear end part 14 that forms the rear part of the vehicle body. In the figure, 18 is a roof and 19 is a rear floor.

Next, the vehicle extractor structure will be described with reference to FIGS.
2 is a rear view of the vehicle having the extractor structure, FIG. 3 is a cross-sectional view taken along line AA in FIG. 2, and FIG. 4 is a cross-sectional view taken along line BB in FIG.

As shown in FIGS. 3 and 4, the hatch gate 16 described above includes a hatch gate outer panel 20 and a hatch gate inner panel 21.
On the other hand, as shown in FIGS. 2 to 4, a pair of left and right rear combination lamps 23, 23 are provided on the rear fender 22 near the rear end portion 14 so as to be positioned at the end in the vehicle width direction.

  Each of these rear combination lamps 23, 23 includes a rear combination lens 24, a lens body 25, a lamp 26, and a harness 27, as shown in FIG. 3 and FIG.

  A portion of the rear fender 22 corresponding to the rear combination lamp 23 is integrally formed with a vehicle body side lamp mounting portion 28 that is recessed in the front of the vehicle, and the rear combination lamp 23 is mounted on the lamp mounting portion 28. .

  A rear side inner panel 29 is joined to the vehicle inner side of the rear fender 22 described above, and a closed section 30 as shown in FIGS. 3 and 4 is formed by a joining structure of the rear side inner panel 29 and the lamp mounting portion 28. The vehicle body is configured to ensure rigidity.

  The pair of left and right rear combination lamps 23, 23 shown in FIG. 2 is on the far side away from the exhaust pipe 17, in this embodiment, on the right side, the above-described lamp mounting portion 28 on the vehicle body side is shown in FIGS. An exhaust opening 31 for the extractor is provided.

  The exhaust opening 31 is provided with a hole for exchanging the lamp 26 of the rear combination lamp 23 by effectively using a so-called service hole. The exhaust opening 31 is concealed by the rear combination lamp 23 so that it cannot be seen from the outside of the vehicle.

  An extractor unit 32 that also serves as an opening cover for replacing the lamp 26 of the rear combination lamp 23 is detachably attached to the exhaust opening 31 so as not to protrude into the vehicle compartment.

  That is, as shown in FIGS. 3, 4, and 5, an opening 33 a corresponding to the shape of the extractor unit 32 is formed in the trim member 33 located on the vehicle interior side of the rear side inner panel 29. Nuts 34, 34 are joined and fixed to the rear side surface of the body panel at the rim of the opening 31 at the upper and lower positions by welding means, and the opening 33a of the trim member 33 is used to extract to the exhaust opening 31. After the tractor unit 32 is disposed from the vehicle interior side, the two bolts 35, 35 are tightened to the nuts 34, 34 from the vehicle interior side, and the extractor unit 32 is attached and detached. .

  Here, after the extractor unit 32 is attached, the front surface of the extractor unit 32 and the surface of the trim member 33 on the vehicle interior side are substantially flush with each other.

  Further, if necessary, a seal member such as packing or a bezel may be interposed between the rear side surface of the flange portion of the extractor unit 32 and the front side surface of the exhaust opening 31.

The extractor unit 32 described above is configured as shown in FIG.
That is, a housing 39 having upper and lower valve chambers 36 and 37 and a flange portion 38 is provided, and bolt insertion holes 40 and 40 through which the above-described bolts 35 are inserted are formed in the flange portion 38, while the valve chamber in the housing 39 is formed. A plurality of ventilation holes 41 and reeds 42 are alternately provided in portions corresponding to 36 and 37 to form a lattice structure.

  In addition, the above-described valve chambers 36 and 37 are each provided with a shut-off valve 44 made of rubber or the like and including a flexible sheet member 43. The shut-off valve 44 is formed in a one-way structure (so-called check valve) that allows air to be discharged from the vehicle interior to the vehicle interior and blocks air from entering the vehicle interior from the vehicle interior.

  In addition, by configuring the shut-off valve 44 with a flexible seat member 43, the structure of the extractor unit 32 can be simplified, and the shut-off valve structure can be shared by similar vehicle types.

  Further, by providing a lattice structure composed of the vent holes 41 and the horizontal ribs 42 on the front side of the seat member 43, the seat member 43 is prevented from overrunning on the front side, and the shut-off valve 44 operates accurately. It is configured to ensure.

  In the state of the solid line in FIG. 6 in which the vent hole 41 is closed by the seat member 43 in FIG. When the air vent 41 is open, the air in the passenger compartment flows into the valve chambers 36 and 37 through the air vent 41, and then, as shown by arrows in FIGS. It flows in a labyrinth in a chamber 45 having a predetermined volume formed between the rear combination lamp 23 and discharged from the clearance 46 between the rear combination lamp 23 and the body to the outside of the vehicle compartment.

  2 and 4, 47 is a rear bumper that covers the rear end portion 14 from the outside of the passenger compartment, and 48 is a rear wheel. In the figure, arrow F indicates the front of the vehicle, arrow R indicates the rear of the vehicle, arrow IN indicates the interior of the vehicle, and arrow OUT indicates the exterior of the vehicle.

The effect | action of the vehicle extractor structure comprised in this way is demonstrated below.
When exhausting air in the vehicle interior or ventilating conditioned air for the purpose of ensuring passenger comfort when the door is opened or closed, the air in the vehicle interior pushes the seat member 43 of the extractor unit 32 shown in FIG. After opening and flowing into the valve chambers 36 and 37, it flows in a maze shape in the chamber 45 shown in FIGS. 3 and 4 and is exhausted from the clearance 46 to the outside of the vehicle compartment.

  On the other hand, when air is about to enter the vehicle compartment from outside the vehicle compartment, the seat member 43 of the shutoff valve 44 closes the vent hole 41 to block the entry of air. As a result, it is possible to satisfactorily prevent odor such as exhaust gas odor, sound such as road noise and exhaust noise, and water intrusion.

  As described above, the vehicle extractor structure of the embodiment shown in FIGS. 1 to 6 has a rear position adjacent to the rear end portion 14 where the exhaust pipe 17 of the engine disposed at the front portion of the vehicle body forms the rear portion of the vehicle body. A vehicle extractor structure for exhausting the air in the vehicle interior of the extended vehicle to the outside of the vehicle interior, wherein a rear combination lamp 23 is disposed on the rear fender 22 in the vicinity of the rear end portion 14, and the rear combination lamp 23 is An exhaust opening 31 is provided in the lamp mounting portion 28 on the vehicle body side to be attached, and the exhaust opening is concealed by the rear combination lamp 23.

  According to this configuration, the air in the vehicle interior of the vehicle flows from the exhaust opening 31 and is discharged outside the vehicle via the gap between the lamp mounting portion 28 and the rear combination lamp 23 (see clearance 46).

  In particular, since the exhaust opening 31 is provided in the vehicle body side lamp mounting portion 28 to which the rear combination lamp 23 is mounted, shortening of the rear overhang is not hindered. Also, an extractor structure can be achieved without changing the body structure as much as possible.

  Further, since the exhaust opening 31 is spaced upward from the exhaust pipe 17, it is possible to prevent the exhaust gas odor and exhaust sound from entering the vehicle interior and to provide an opening at the conventional bumper side facing portion. Compared to the rear wheel 48, it is also separated from the rear wheel 48, so that it is possible to prevent sound such as road noise from being propagated into the vehicle interior.

In addition, since the exhaust opening 31 is concealed by the rear combination lamp 23, water intrusion can be prevented and the appearance can be improved.
In short, the vehicle layout with a shortened rear overhang and the extractor performance (exhaust, odor, NVH performance) can be achieved while securing the rigidity of the vehicle body, and the appearance is also good.

  A pair of left and right rear combination lamps 23 are provided at the ends in the vehicle width direction, and the exhaust combination is provided on the far side (right side in this embodiment) far from the exhaust pipe 17 of the pair of left and right rear combination lamps 23, 23. An opening 31 is formed.

  According to this configuration, since the exhaust opening 31 is provided on the far side away from the exhaust pipe 17, it is possible to more reliably prevent the exhaust sound and the exhaust odor from entering the vehicle interior.

Further, the exhaust opening 31 is set as a hole for replacing the lamp 26 of the rear combination lamp 23.
According to this configuration, an extractor structure can be secured by effectively utilizing an existing lamp replacement hole (so-called service hole) without changing the body structure as much as possible.

  In addition, a chamber 45 having a predetermined volume is formed between the rear fender 22 and the rear combination lamp 23, and air in the vehicle compartment is discharged through the chamber 45.

According to this configuration, water and sound can be prevented from entering due to the volume of the chamber 45.
The exhaust opening 31 is provided with an extractor unit 32, and the extractor unit 32 also serves as an opening cover for replacing the lamp 26 of the rear combination lamp 23.

According to this configuration, since the extractor unit 32 also serves as the opening cover, it is possible to reduce the number of parts and the number of assembly steps.
Further, the extractor unit 32 is provided with a one-way structure shut-off valve 44 that allows air to be discharged from the vehicle interior to the vehicle interior and blocks air from entering the vehicle interior from the vehicle interior. .

  According to this configuration, since the intrusion of air from the outside of the vehicle interior to the vehicle interior is blocked by the shutoff valve 44 having a one-way structure, it is possible to improve the extractor performance with respect to odors, sounds, and noise sounds.

  In addition, when the above-described shut-off valve 44 has a structure including a flexible sheet member 43 as shown in the embodiment, the flexible seat member 43 can be used to provide a simple and inexpensive shut-off valve 44. The shut-off valve structure can be shared in similar vehicle types.

  FIG. 7 shows another embodiment of the vehicle extractor structure. In the embodiment shown in FIG. 7, the lens body 25 is flush with the rear combination lens 24 so that the clearance 46 (see FIG. 4) between the rear combination lamp 23 and the rear fender 22 becomes substantially zero. An extension portion 25a is integrally formed, and an exhaust slit 49 is formed in the extension portion 25a so that air in the vehicle compartment is discharged from the slit 49 to the outside of the vehicle.

  If comprised in this way, while the freedom degree of the opening area setting of the slit 49 improves, the improvement of design property can be aimed at. In this embodiment shown in FIG. 7 as well, other configurations, operations, and effects are almost the same as those of the previous embodiment. Therefore, in FIG. Detailed description thereof is omitted.

  FIG. 8 shows still another embodiment of the vehicle extractor structure. In the previous embodiment shown in FIG. 4, the trim member 33 and the extractor unit 32 are substantially flush with each other. However, in this embodiment shown in FIG. An attaching / detaching portion 33A having a plurality of slits 50 is provided at a portion of the trim member 33 that covers the extractor unit 32 and faces the extractor unit 32, and the attaching / detaching portion 33A is attached to the trim member 33. It is configured to be removable.

  If comprised in this way, the appearance from the vehicle interior side can be improved. In this embodiment shown in FIG. 8 as well, the other configurations, operations, and effects are the same as those in the previous embodiment. Therefore, in FIG. Detailed description is omitted.

The perspective view of the vehicle provided with the vehicle extractor structure of this invention. The rear view of a vehicle. FIG. 3 is a cross-sectional view taken along line AA in FIG. 2. FIG. 3 is an essential part cross-sectional view taken along line BB in FIG. The perspective view which shows the attachment structure of an extractor unit. Sectional drawing of an extractor unit. Sectional drawing which shows the other Example of the extractor structure for vehicles. Sectional drawing which shows the further another Example of the extractor structure for vehicles.

Explanation of symbols

DESCRIPTION OF SYMBOLS 14 ... Rear end part 17 ... Exhaust pipe 22 ... Rear fender 23 ... Rear combination lamp 28 ... Lamp attachment part 31 ... Exhaust opening 32 ... Extractor unit 44 ... Shut-off valve 45 ... Chamber

Claims (6)

A vehicle extractor structure in which an exhaust pipe of an engine disposed at a front portion of a vehicle body extends to a rear position adjacent to a rear end portion that forms a rear portion of the vehicle body and exhausts air inside the vehicle compartment to the outside of the vehicle compartment. ,
A rear combination lamp is disposed on the rear fender near the rear end,
A vehicle extractor structure in which an exhaust opening is provided at a vehicle body side lamp mounting portion to which the rear combination lamp is mounted, and the exhaust opening is concealed by the rear combination lamp. A pair of left and right rear combination lamps are provided at the end in the vehicle width direction,
2. The vehicle extractor structure according to claim 1, wherein the exhaust opening is formed on a far side away from the exhaust pipe of a pair of left and right rear combination lamps. 3. The vehicle extractor structure according to claim 1, wherein the exhaust opening is set in a lamp replacement hole of a rear combination lamp. A chamber having a predetermined volume is formed between the rear fender and the rear combination lamp,
The vehicle extractor structure according to any one of claims 1 to 3, wherein air in the vehicle compartment is discharged through the chamber. The exhaust opening is provided with an extractor unit,
The vehicle extractor structure according to any one of claims 1 to 4, wherein the extractor unit also serves as a lamp replacement opening cover for a rear combination lamp. 6. The vehicle according to claim 5, wherein the extractor unit is provided with a one-way structure shut-off valve that allows air to be discharged from the vehicle interior to the vehicle interior and blocks air from entering from the vehicle interior to the vehicle interior. Extractor structure.

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