JP2008018918A - Vehicle air conditioner - Google Patents

Abstract

In a vehicle such as an RV in which a cargo compartment is configured behind a rear seat provided in a front and rear intermediate portion of a passenger compartment, the feet of passengers in the rear seat are heated and air conditioning of the cargo compartment is performed as necessary. To provide a vehicle air conditioner capable of multipurpose air conditioning.
An air conditioner is disposed on one side of a rear portion of a cargo compartment, and an air conditioning duct is moved from the air conditioner to a position corresponding to the rear seat along the one side of the cargo compartment. Extend forward. A first air outlet 3A is provided at the front end of the air-conditioning duct 2 to blow air-conditioned air toward the feet of the passenger P of the rear seat S2, and at the middle of the air-conditioning duct 2, the air-conditioning duct 2 is moved to the luggage compartment R1. A second air outlet 3B that blows air-conditioned air from the side is provided. For example, when a temporary table or chair is provided in the luggage compartment R1, and the luggage compartment R1 is used as a place for occupant rest, meals, etc. Heating was possible with warm air from the air outlet 3B.
[Selection] Figure 2

Description

  The present invention relates to an air conditioner for a vehicle, and more particularly to an air conditioner in which a luggage compartment is configured at the rear of a passenger compartment and the feet of passengers in a rear seat installed in front of the luggage compartment are heated.

  In general, RV cars are equipped with a front seat and two rear rows of front and rear seats, and the cabin space is wide. Therefore, in addition to the front air conditioner at the front end of the cabin, the feet of the rear seat are heated. A rear heater device is provided (see, for example, Patent Document 1). In Patent Document 1, it is proposed to heat the feet in the first row of the rear seat with warm air from the front air conditioner and warm air from the rear heater device. As described in Patent Document 2 below, the rear seat is provided with a rear cooler unit on one side wall at the rear of the passenger compartment, and from the rear cooler unit along the rear pillar and roof side of the passenger compartment. The air duct is extended so that cold air is blown out from the head of the occupant toward the rear seat through a plurality of air outlets formed in the cooling duct.

  By the way, in the RV vehicle, depending on user needs, as shown in FIG. 7, two front and rear rows of seats including a front seat S1 and a rear seat S2 are installed at the front and front and rear intermediate portions of the passenger compartment R. There is one in which a luggage compartment R1 is configured at the rear of the rear compartment. In this type of RV vehicle, there are provided a plurality of partition plates 5 detachably erected on the floor of the cargo compartment R1, and in addition to forming a plurality of storage spaces for stably storing small parcels in the cargo compartment R1, The partition plate 5 is installed between the left and right side walls of the cargo room in a horizontal plane so that a simple bed can be formed, and the partition plate 5 can form a temporary chair or table in the cargo room (FIG. 2). The passenger compartment can be used effectively by changing the layout of the luggage compartment by means of the partition plate 5, such as allowing the occupant to rest or eat in the luggage compartment while the vehicle is stopped.

Even in an RV vehicle having the rear part of the passenger compartment R1 as the luggage compartment R1, in order to ensure the heating performance of the feet of the rear seat S2, the front seat S1 from the front air conditioning unit 10 provided on the instrument panel at the front end of the passenger compartment R The warm air from the air outlet 30 at the rear end of the heating duct 20 extending downward and the rear of the heating duct 21 directed rearward of the rear heater unit 11 provided below the front seat S1 The feet of the occupants of the rear seat S2 are heated by the warm air from the air outlet 31 at the end.
JP 2002-321519 A JP 2003-326943 A

  However, in the conventional RV vehicle having the luggage compartment R1, the rear heater unit 11 is provided below the front seat S1, and has only a function of heating the feet of the passengers in the rear seat S2. Although the luggage compartment R1 is provided with a simple bed, a temporary table, and a chair so that the occupant can effectively use it, the rear heater device directly opens the luggage compartment R1 when the occupant rests or eats on the luggage compartment R1 side. However, it was inconvenient because it could not be heated. Therefore, the present invention can heat the feet of the passengers in the rear seats, and the cargo compartment at the rear of the passenger compartment can be used effectively as a place for passengers to rest or eat. An object of the present invention is to provide a vehicle air conditioner capable of multi-purpose air conditioning.

  The present invention relates to an air conditioner capable of generating warm air or cold air in a vehicle in which a rear seat is mounted in a front and rear intermediate portion of a passenger compartment, and a cargo compartment is configured in a rear portion of the passenger compartment behind the rear seat. The air-conditioning duct is disposed on one side of the rear part and extends forward from the air conditioner along the one side of the luggage compartment toward the position corresponding to the rear seat. Provided at the front end is a first air outlet that blows air-conditioned air toward the feet of the passenger in the rear seat, and blows air-conditioned air from the side of the air-conditioning duct to the cargo compartment from the side. A second air outlet is provided (claim 1). Since the first air outlet for the foot of the rear seat and the second air outlet on the cargo compartment side are provided in the air conditioning duct extending from the air conditioner provided at the rear of the cargo compartment, In addition to the function of heating the feet, multi-purpose air conditioning of the luggage compartment can be performed by the second air outlet as necessary.

  The air conditioner for a vehicle according to claim 1, wherein the air conditioner and the air conditioning duct are disposed between a side skin on the rear side of the vehicle body and a side wall trim covering the side surface of the passenger compartment on the rear side. Item 2). 3. The vehicle air conditioner according to claim 1, wherein a door opening through which an occupant of the rear seat gets on and off is provided in the front and rear intermediate portion on the side surface of the passenger compartment, and the front end of the air conditioning duct is connected to the door opening. Extend to the vicinity of the lower end of the rear edge, and direct the air-conditioning air from the vicinity of the lower end of the front edge of the side wall trim along the rear edge of the door opening toward the passenger compartment side obliquely forward. The second air outlet is provided so as to blow out air-conditioned air from the vicinity of the middle portion in the front-rear direction of the side wall trim toward the cargo compartment. Air conditioners and air conditioning ducts can be installed without interfering with the passenger compartment or cargo compartment, and the first and second air outlets are optimally positioned for heating the feet of passengers in the rear seats and air conditioning the cargo compartment Can be placed.

  4. The vehicle air conditioner according to claim 1, wherein the cargo compartment is provided with a plurality of partition plates that detachably divide the cargo compartment, and the plurality of partition plates allow a passenger to rest and eat in the cargo compartment. A temporary chair is formed so that the air-conditioning air is blown out from the second air outlet toward the feet of the passenger seated on the chair. 5. The vehicle air conditioner according to claim 1, wherein a closed space portion is formed in the cargo compartment by the plurality of partition plates, and air-conditioned air is blown from the second air outlet into the closed space portion. Eggplant (Claim 5). 6. The air conditioning apparatus for a vehicle according to claim 5, wherein the luggage compartment has a pair of front and rear partition plates extending in the vehicle width direction in parallel to each other at a front and rear position centered on the second air outlet. Is installed to partition the cargo compartment in the front-rear direction, and an intermediate partition plate that connects these front-rear partition plates in the front-rear direction is erected, and the front-rear partition plate, the intermediate partition plate, and the second partition plate An upper portion of a space surrounded by a side wall trim having an air outlet is closed to form the closed space, and air-conditioned air is blown from the second air outlet to the closed space (Claim 6). . Multi-purpose air conditioning can be performed according to the cargo room variation.

  The air conditioner for a vehicle according to any one of claims 1 to 6, wherein a lid member for detachably closing the second air outlet is provided at the second air outlet (Claim 7). 7. The vehicle air conditioner according to claim 1, wherein a blow grill with a shut function capable of stopping blowing of the air-conditioning air is provided at the second air outlet. The blowing of the air-conditioning air at the second air outlet can be suitably blocked.

  An embodiment in which the present invention is applied to a rear air conditioner for a rear seat of an RV vehicle will be described with reference to FIGS. In the RV vehicle compartment R, a front seat (not shown) and a rear seat S2 are installed in the front part of the compartment R and in the middle in the front-rear direction, and the rear part of the vehicle compartment behind the rear seat S2 is loaded. A chamber R1 is formed. A side opening of the passenger compartment corresponding to the rear seat S2 is opened and closed by a sliding door (not shown), and a door opening D as a passenger entrance of the rear seat S2 is formed. A quarter trim 4 made of a synthetic resin is provided on the side surface of the cargo compartment R1 behind the door opening D. The quarter trim 4 is made of a synthetic resin and constitutes the cargo compartment side wall below the quarter window W. The quarter window W is surrounded by the side edges of the pillar garnish 61 of the intermediate pillar, the pillar garnish 62 of the rear pillar, and the ceiling trim 63.

  In order to avoid the rear wheel house 8 on the floor side of the luggage compartment R1, the quarter trim 4 is located closer to the center of the cargo compartment in the vehicle width direction than the upper half of the trim, with the upper and lower middle parts as a boundary. A step 41 extending horizontally across the entire length of the trim is formed at the boundary between the upper half and the lower half. The height of the step 41 is higher than the top of the rear wheel house 8, and a gap between the step 41 and the top of the rear wheel house 8 in which an air conditioning duct 2 described later is disposed. Is provided.

  In the lower half of the quarter trim 4, a plurality of vertical grooves 42 (five locations in the figure) extending vertically downward from the step portion 41 are formed so that the partition plate 5 for partitioning the luggage compartment R1 in the front-rear direction can be installed. is there. The longitudinal grooves 42 are formed at three locations on the front end portion of the trim lower half so that the unused partition plates 5 are stored together on the front end side of the luggage compartment R1, and the middle portion of the trim lower half portion is formed. From the rear to the rear, the plurality of partition plates 5 are formed at two positions with a predetermined interval so that the cargo compartment R1 is divided into approximately three equal parts. Although not shown, the quarter trims 4 on both sides of the cargo compartment R1 are formed on the left and right sides, and the vertical grooves 42 are also formed on the left and right sides.

  The air conditioning unit 1 of the rear air conditioner is provided in a space provided between the quarter trim 4 and the quarter panel forming the outer plate on the side surface of the vehicle body on one side wall portion of the cargo compartment R1. The air conditioning unit 1 is a type of unit that generates hot air and cold air by a switching operation. The air conditioning unit 1 is installed near the rear pillar inside the rear part of the upper half of the quarter trim 4. In order to install the air conditioning unit 1, the rear part of the upper half of the quarter trim 4 is formed so as to protrude toward the center of the cargo compartment R1 rather than the general part on the front side, and the internal space is widened.

  In the rear air conditioner, an air conditioning duct 2 is connected to the air conditioning unit 1 so as to mainly guide warm air and heat the feet of the passenger P of the rear seat S2. The air conditioning duct 2 is made of a pipe material made of synthetic resin, and has a base end connected to the lower surface of the air conditioning unit 1, bent forward from the base end, and the lower surface of the step portion 41 of the quarter trim 4. It extends forward along the side. The front end of the air-conditioning duct 2 is curved obliquely downward so as to go around the front half of the rear wheel house 8, and the duct front end corresponds to the front edge lower end of the quarter trim 4 that forms the rear edge of the door opening D. In place. A first air outlet 3A is formed in the terminal in front of the duct through the quarter trim 4 and blows air-conditioned air (white arrow in FIG. 1) diagonally forward and toward the center of the passenger compartment toward the feet of the passenger P. is there. The first air outlet 3A is provided with a grill for adjusting the wind direction.

  Further, the air conditioning duct 2 passes through the quarter trim 4 at the front and rear intermediate positions thereof, and blows out air conditioned air (the phantom line arrow in FIG. 1) toward the center of the cargo compartment R1 along the vehicle width direction. In addition, a second air outlet 3B is formed. Similarly to the first air outlet 3A, the second air outlet 3B is provided with a grill for adjusting the wind direction, and a lid member 300 that can be attached and detached so as to block the blowout toward the cargo compartment R1. I'm trying to close it. The lid member 300 is made of a synthetic resin plate that is slightly larger than the second air outlet 3B, and corresponds to the air outlet 3B on the back surface, and when the air outlet 3B is closed by the lid member 300, It is provided with an engagement flange that fits into the air outlet 3B and engages with an opening edge of the air outlet 3B in a releasable manner.

  The rear air conditioner is also provided with a cooling duct 7 extending from the air conditioning unit 1 along the rear pillar and the roof side rail so as to mainly guide the cool air and cool the rear seat S2 as in the conventional cooling structure. . The cooling duct 7 is covered with the side rims of the pillar garnish 62 of the rear pillar and the ceiling trim 63, and air-conditioned air is blown out to the vehicle interior from the two air outlets 71 passing through the ceiling trim 63. The air conditioning unit 1 incorporates a switching mechanism for switching the air-conditioning air blowing direction. The air-conditioning air is sent only to the air-conditioning duct 2, the air-conditioning air is sent only to the cooling duct 7, and both the ducts 2 and 7 are connected. Can be switched.

  The partition plate 5 that partitions the cargo compartment R1 is made of a rectangular wooden board or a hard synthetic resin plate, and the length of the long side is opposite to each other in the lower half of the left and right quarter trims 4 of the cargo compartment R1. The distance between the grooves 42 is substantially the same as the distance between the grooves 42, the length of the short side is about one third of the longitudinal length of the cargo compartment R 1, and the height of the lower half of the quarter trim 4. They have almost the same length. The partition plate 5 is a set of three, the long side of the partition plate 5 is aligned with the vehicle width direction, and the short sides of both ends thereof are detachably fitted into the vertical grooves 42 in the lower half of the quarter trim 4 on both the left and right sides. Thus, the luggage compartment R1 is partitioned in the front-rear direction by being erected (FIG. 1). Further, when not in use, three partition plates 5 are stored together in a standing posture at the front end of the luggage compartment R1.

  The partition plate 5 is placed between the step portions 41 of the left and right quarter trims 4 in a horizontal orientation, and the partition plate 5 can be partitioned vertically by arranging the three partition plates 5 in the front-rear direction. it can. In this state, when the seat back of the rear seat S2 is tilted forward, the upper surface of the forward seat back and the three partition plates 5 installed between the step portions 41 can be substantially flush with each other, and a simple bed can be formed.

  Further, as shown in FIG. 2, the partition plate 5 has the seat back of the rear seat S2 moved forward, and in this state, two partition plates 5 are used at the rear of the luggage compartment R1, and one of them is used as the cargo compartment R1. A vertical chair 42 is erected by the rear vertical groove 42, and another partition plate 5 is laid horizontally between the left and right step portions 41 to form a temporary chair, and the temporary chair and the rear seat Between S2, by providing the remaining partition plate 5 horizontally with a support member (not shown) to form a temporary table, the occupant P can be seated on the rear seat S2 and the temporary chair, The luggage compartment R1 can be provided for rest and meals.

  According to the present embodiment, as shown in FIG. 1, when the passenger P is seated forward in the rear seat S2, such as when the vehicle is running, hot air is blown from the air conditioning unit 1 to the air conditioning duct 2, The feet of the occupant P can be heated by blowing warm air from the first air outlet 3A at the front end. In this case, if the lid member 300 covers the second air outlet 3B in the middle of the duct 2, it is not necessary to wastefully send warm air to the cargo compartment R1, and the heating performance at the feet of the passenger P is good. Similarly to the conventional heating structure, a heating duct is extended from the front air conditioner to the feet of the occupant P through the lower part of the front seat and blown out from the first air outlet 3A of the rear air conditioner. Heating with warm air to be blown out from the rear end of the duct of the front air conditioner may be performed.

  Further, as shown in FIG. 2, when the partition plate 5 constitutes a temporary table and chairs in the luggage compartment R1, and the luggage compartment R1 is used as a place for rest and meals for the occupant P in a ski resort in winter, the above-mentioned If the lid member 300 of the second air outlet 3B in the middle of the air conditioning duct 2 is removed and the warm air is blown out from the second air outlet 3B, the feet of the occupant P seated on the floor can be heated. it can.

  As shown in FIG. 3, the cargo compartment R1 is partitioned by two partition plates 5 and 5 erected at the front and rear intermediate positions, and the remaining partition plate 5 is placed sideways on the upper part between the partition plates 5 and 5. If the hollow closed space section defined by these three partition plates 5, 5, and 5 is formed between the step portions 41 of the left and right quarter trims 4 in the horizontal posture, the second air-conditioning air blower The said closed space part can be utilized as a thermal insulation with the warm air which blows off from the exit 3B. On the way back from a ski resort etc., if wet items such as boots, wear and gloves are stored in the closed space, the hot air blown out from the second air outlet 3B Convenient for drying.

  Further, as shown in FIGS. 4 and 5, a second closed air space is formed by standing up an intermediate partition plate 5 a that partitions the closed space portion in the vehicle width direction to form a narrower closed space portion. The warm air from the outlet 3B exhibits high heat retention in a narrow closed space, and is effective for keeping the lunch box warm. The intermediate partition plate 5a is a plate material of the same quality as the partition plate 5 and is provided with seal members 51, 51 each made of a rubber elastic body along the front edge and the rear edge. The intermediate partition plate 5 a is erected by pressing the front and rear sealing materials 51, 51 against the plate surfaces of the front and rear partition plates 5, 5 and sandwiching the front and rear partition plates 5, 5 back and forth. By doing in this way, the intermediate partition plate 5a can be installed in any position between the front and rear partition plates 5 and 5, and the size of the closed space portion can be freely set.

  The three partition plates 5 may be placed between the left and right step portions 41 in a horizontal posture, and the cargo compartment R1 may be partitioned vertically. In this case, the length of the short side of each partition plate 5 is about one third of the front and rear length of the cargo compartment R1, and the cargo compartment R1 is moved up and down by arranging the three partition plates 5 in a horizontal posture. And the rear end of the lower cargo space is closed by a rear gate. Although the lower cargo space is open at the front, warm air is blown out from the first air outlet 3A, and the warm air from the second air outlet 3B is used to keep the lower cargo space warm. Sex is preserved.

  The rear air conditioner can be switched between heating and cooling, and cold air can be blown out from the second air outlet 3B of the air conditioning duct 2 into the cargo room. When the room is used for rest or meal, the cargo room is made efficient by the cold air from the second air outlet 3B below the cargo compartment and the cold air from the air outlet 71 of the cooling duct 7 above the cargo compartment. It can cool well. Moreover, the said closed space part is formed with the partition plates 5 and 5a, and it becomes a cool storage box by blowing cold air into the inside from the 2nd air blower outlet 3B, and is convenient for the cool storage of drinks and foodstuffs. Furthermore, if the wet goods such as a float are stored in the closed space formed by the partition plate 5 after returning to the sea, etc., it is convenient to dry the goods by the dry cold air drawn from the second air outlet 3B. .

  Thus, according to the air conditioner of the present invention, in addition to heating the feet of the occupant P of the rear seat S2 by the first air outlet 3A, the second air blower that blows air-conditioned air toward the cargo compartment R1. Since the exit 3B is provided, when the layout of the cargo compartment R1 is changed by the partition plate 5 so that the cargo compartment R1 is used as a place for resting and eating, or when a closed space is formed in the cargo compartment R1, the cargo is loaded. Multi-purpose air conditioning such as cooling / heating of the room R1, heat insulation and cold insulation is possible.

  In the above-described embodiment, the detachable lid member 300 that closes the second air outlet 3B is used to shield the second air outlet 3B of the air-conditioning duct 2; As shown to A) and (B), you may provide the blowing grill 9 provided with the shut mechanism in the 2nd air blower outlet.

  The blow-out grill 9 includes an outer frame portion 91 made of a circular ring-shaped synthetic resin plate, and a circular ring-shaped inner frame portion 92 assembled to the inner peripheral edge thereof so as to be rotatable relative to the outer frame portion 91. The outer frame portion 91 is engaged and fixed to the opening edge of the second air outlet 3B. A plurality of plate-like fins 93 are provided in the inner space of the inner frame portion 92 in parallel across the inner frame portion 92 (four in the illustrated example). Each fin 93 has a shaft portion 94 at both ends rotatably supported by a bearing portion 95 provided on the inner peripheral portion of the inner frame portion 92 so that the fin 93 can be raised and lowered. Further, each fin 93 has a projection 96 formed at the center of the plate surface, the tip of which is rotatably coupled to the connecting plate 97, and each fin 93 is integrally changed between a standing posture and a tilting posture. . The fin 93 at the intermediate position has a knob 98 protruding forward, and the posture is changed by the knob 98. According to this, switching between blowing and shutting off the air-conditioning air is easy, and the lid member or the like is not required to be attached or detached, and there is no problem of losing the lid member or the like.

It is a schematic side view of a vehicle compartment showing an air conditioner of the present invention. FIG. 3 is a schematic side view of a passenger compartment showing a state in which a temporary table or chair is provided by a partition plate to constitute a passenger seating space in a luggage compartment and the passenger's feet are heated by the air conditioner. FIG. 4 is a schematic perspective view of the cargo compartment showing a state in which a closed space is provided in the cargo compartment by a partition plate and the space can be used as a heat insulation and a cold insulation by the air conditioner. It is a schematic perspective view of the cargo compartment which shows the state which provided the narrow closed space part by the cargo compartment with the partition plate and the intermediate partition plate, and was able to utilize the said empty said space part as a heat retention box and a cold storage. It is a schematic plan view which shows the said space part of FIG. The blow grill with a shut function used for the duct for air-conditioning of the present invention is shown, and Drawing 6 (A) is a front view, and Drawing 6 (B) is a sectional view in the position which meets Drawing 6 (A) VIB-VIB line. It is. It is a schematic side view of the vehicle interior which shows the conventional air conditioner.

Explanation of symbols

1 Air conditioning unit (air conditioner)
2 Duct for air conditioning 3A First air outlet 3B Second air outlet 300 Lid member 4 Quarter trim (side wall trim)
5 Partition plate 5a Intermediate partition plate 9 Outlet grill with shut function R Car compartment R1 Cargo compartment S2 Rear seat P Crew D Door opening

Claims (8)

In a vehicle in which a rear seat is mounted in the middle part of the front and rear of the passenger compartment, and a luggage compartment is configured in the rear part of the passenger compartment behind the rear seat,
An air conditioner that generates hot or cold air is arranged on one side of the rear part of the cargo compartment, and an air conditioning duct is moved from the air conditioner to the position corresponding to the rear seat along one side of the cargo compartment. Extend forward,
Provided at the front end of the air conditioning duct is a first air outlet for blowing air conditioned air toward the feet of the passengers in the rear seat, and at the intermediate part of the air conditioning duct from the side to the luggage compartment An air conditioner for a vehicle comprising a second air outlet for blowing out air-conditioned air. The vehicle air conditioner according to claim 1,
An air conditioner for a vehicle in which the air conditioner and the air conditioning duct are disposed between a side skin at the rear of the vehicle body and a side wall trim covering the side of the passenger compartment at the rear of the passenger compartment. The vehicle air conditioner according to claim 1 or 2,
On the side of the passenger compartment is provided with a door opening at the front and rear intermediate part for passengers on the rear seat to get on and off,
The front end of the air conditioning duct extends to the vicinity of the lower end of the rear edge of the door opening, and the first air outlet is formed from the vicinity of the lower end of the front edge of the side wall trim along the rear edge of the door opening. Provide air-conditioning air to blow toward the passenger compartment side diagonally forward,
An air conditioner for a vehicle, wherein the second air outlet is provided so that air-conditioned air is blown from the vicinity of the middle portion in the front-rear direction of the side wall trim toward the cargo compartment. The vehicle air conditioner according to any one of claims 1 to 3,
The luggage compartment is provided with a plurality of partition plates that detachably divide the cargo compartment, and the plurality of partition plates form a temporary chair so that an occupant can rest and eat in the cargo compartment. An air conditioner for a vehicle in which air-conditioned air is blown out from the second air outlet toward the feet of a passenger seated in a chair. The vehicle air conditioner according to any one of claims 1 to 4,
An air conditioner for a vehicle, wherein a closed space portion is formed in the cargo compartment by the plurality of partition plates, and conditioned air is blown out from the second air outlet into the closed space portion. In the vehicle air conditioner according to claim 5,
In the luggage compartment, a pair of front and rear partition plates extending in the vehicle width direction and spaced apart from each other are provided in the front-rear position centered on the second air outlet to partition the cargo compartment in the front-rear direction. In addition, an intermediate partition plate is provided between the front and rear partition plates to connect them in the front-rear direction, and is surrounded by a side wall trim having the front and rear partition plates, the intermediate partition plate, and the second air outlet. An air conditioner for a vehicle in which the upper part of the vehicle is closed to form the closed space part, and air-conditioned air is blown out from the second air outlet to the closed space part. The vehicle air conditioner according to any one of claims 1 to 6,
A vehicle air conditioner provided with a lid member for detachably closing the second air outlet. The vehicle air conditioner according to any one of claims 1 to 6,
An air conditioner for a vehicle provided with a blow grill with a shut function capable of stopping the blowing of the air-conditioned air at the second air blow-out port.