JP2009096313A - Vehicular air-conditioner and vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an air curtain which is stable along a side window, and still stable even when the blow-out wind from an outlet is slight. <P>SOLUTION: A vehicular air-conditioner comprises a front pillar outlet 27 provided on a front pillar Pa, a first center pillar suction inlet 32 provided on a center pillar Pb, a front side window upper outlet 28 provided at the upper position from a front side window SW, a front side window lower inlet 35 provided at the lower position from the front side window SW, and a first outlet changing means capable of selecting the outlet of the wind from a front side air-conditioning unit 11. In the case of the blow-out wind stronger than the slight wind, the wind is blown out from the front pillar outlet 27. In the case of the slight wind, the wind is blown out of the front side window upper outlet 28. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a vehicle air conditioner and a vehicle.

A conventional vehicle air conditioner has been proposed in which an air outlet is provided in a front pillar of a vehicle and a suction port is provided in a rear pillar to form an air curtain along a side window (see, for example, Patent Document 1). . According to this vehicle air conditioner, the influence on the passenger due to solar radiation through the side window can be reduced by the air curtain formed along the side window.
Japanese Utility Model Publication No. 62-189925

  However, in the conventional vehicle air conditioner, the air from the air outlet of the front pillar hits the center pillar and flows into the rear seat occupant side on the way from the air outlet of the front pillar toward the air inlet of the rear pillar. And the air curtain may be disturbed. In such a case, there is a possibility of impairing the cooling sensation for the rear passenger.

  In addition, when the wind blown from the outlet of the front pillar is a breeze, the breeze hangs down in front of the center pillar and does not reach the center pillar, and a stable air curtain is formed even on the front side window. It may not be possible.

  Therefore, the present invention is equipped with a vehicle air conditioner that can form a stable air curtain along the side window and can form a stable air curtain even when the blowout air from the air outlet is a slight wind. The object is to provide a vehicle.

  The invention of claim 1 that achieves the above object is characterized in that a front pillar outlet provided in a front pillar, a center pillar, and an air blown from the front pillar outlet along a side window on the front side, A first center pillar suction port for suction by the suction force of the first suction means, a front side window upper air outlet provided at an upper position from the front side window, and a lower position from the front side window. A front side window lower suction port for sucking in air blown from the front side window upper air outlet along the side window on the front side, and a first air blowing means The first air outlet for selectively blowing air from the front pillar air outlet and the front side window upper air outlet A replacement unit, a vehicle air conditioning apparatus, comprising the.

  A second aspect of the present invention is the vehicle air conditioner according to the first aspect, wherein the rear pillar outlet provided in the rear pillar and the center pillar are provided along the side window on the rear side from the rear pillar outlet. A second center pillar suction port for sucking the blown air by the suction force of the second suction means, a rear side window upper air outlet provided at an upper position than the rear side window, and a rear side window A rear side window lower suction port which is provided at a lower position and sucks in air blown from the rear side window upper blowout port along the rear side window by the suction force of the second suction means; Second air outlet switching means capable of selectively blowing air from the air blowing means 2 from the rear pillar air outlet and the rear side window upper air outlet. A vehicle air conditioning system, characterized in that the.

  A third aspect of the present invention is the vehicle air conditioner according to the first aspect, wherein the front pillar blow-out duct for guiding the air blown from the first blower means includes the front pillar blow-out port and the front-side side window. The vehicle air conditioner is connected to an upper outlet and the first outlet switching means is a front outlet grill that opens and closes the front pillar outlet.

  A fourth aspect of the present invention is the vehicle air conditioner according to the second aspect, wherein the rear pillar blow-out duct that guides the air blown from the second blower means includes the rear pillar blow-out port and the rear-side side window upper blow-out. The air conditioner for vehicles is characterized in that the second air outlet switching means is a rear side air outlet grill that is connected to an outlet and opens and closes the rear pillar outlet.

  The invention of claim 5 is provided at an upper part of the front pillar, and is provided at a lower part of the center pillar, and is provided at a lower part of the center pillar. A vehicle air conditioner comprising: a first center pillar suction port for sucking air blown along a side window on the front side by suction force from a first suction means.

  A sixth aspect of the present invention is the vehicle air conditioner according to the fifth aspect, wherein the rear pillar outlet is provided at the upper part of the rear pillar and blows off the air blown from the second blower means obliquely downward, and the center pillar. And a second center pillar suction port for sucking air blown from the rear pillar blower outlet along the rear side window by a suction force from the second suction means. It is an air conditioning apparatus for vehicles.

  A seventh aspect of the present invention is the vehicle air conditioner according to any one of the first to sixth aspects, wherein the suction air sucked from each of the suction ports is sent to the air sent to each of the outlets. A vehicle air conditioner that circulates.

  The invention according to claim 8 is the vehicle air conditioner according to any one of claims 1 to 7, wherein the first suction means and the second suction means are arranged in the suction duct. It is each aspirator which opens the lower end of this, It is an air conditioning apparatus for vehicles characterized by the above-mentioned.

  A ninth aspect of the invention is the vehicle air conditioner according to any one of the first to eighth aspects, wherein the first suction means and the second suction means are each blower fan. It is the air conditioning apparatus for vehicles characterized by these.

  A tenth aspect of the present invention is the vehicle air conditioner according to any one of the first to eighth aspects, wherein the suction air sucked from each of the suction ports is blown out downward in the passenger compartment. It is an air conditioning apparatus for vehicles.

  Invention of Claim 11 is a vehicle air conditioner in any one of Claims 1-10, Comprising: Each said air blower means each air conditioning which provided the ventilation fan and the heat exchanger for cooling inside. The vehicle air conditioner is a unit.

  The invention of claim 12 is a vehicle comprising the vehicle air conditioner according to any one of claims 1 to 11.

  According to the first aspect of the present invention, when the air blown from the first blower is stronger than the breeze, the first blower outlet switching unit blows off the air from the front pillar blower outlet. Then, the air blown from the front pillar blower outlet flows along the side window on the front side substantially horizontally and is sucked from the first center pillar suction port. Therefore, it is possible to prevent the air blown from the front pillar outlet from hitting the center pillar and flowing into the rear seat occupant side as in the conventional structure, and a stable air curtain along the side window on the front side Can be formed.

  Further, when the air blown from the first air blowing means is a light wind, the air is blown out from the front side window upper air outlet by the first air outlet switching means. Then, the breeze blown from the front side window upper air outlet flows substantially downward along the side window and is sucked from the front side window lower air inlet. Here, if a breeze is blown out from the front pillar outlet, the direction of the wind is almost horizontal, so that the air curtain cannot be formed without dropping down before reaching the center pillar and reaching the first center pillar inlet. there is a possibility. However, in the present invention, since the direction of the breeze to be blown out is substantially downward, the air is reliably sucked from the front side window lower suction port. Therefore, a stable air curtain can be formed along the side window on the front side even when the blown wind is light.

  According to the invention of claim 2, in addition to the effect of the invention of claim 1, when the air blown from the second air blowing means is stronger than the breeze, the air is blown from the rear pillar air outlet by the second air outlet switching means. To blow out. The air blown out from the rear pillar outlet exits substantially horizontally along the rear side window and is sucked from the second center pillar inlet. Accordingly, it is possible to prevent the air blown from the rear pillar outlet from colliding with the center pillar and flowing into the front seat occupant side, and to form a stable air curtain along the rear side window.

  Further, when the air blown from the second blower means is a light wind, the second wind outlet switching means blows the wind from the rear side window upper air outlet. The breeze blown out from the rear side window upper air outlet flows substantially downward along the side window and is sucked from the rear side window lower air inlet. Here, if a breeze is blown out from the rear pillar outlet, the direction of the wind is almost horizontal, so that the air curtain cannot be formed without dropping down before reaching the center pillar and reaching the second center pillar inlet. There is sex. However, in the present invention, the wind direction of the blown air blown out is substantially downward, so that it is reliably sucked from the rear side window lower air inlet. Therefore, a stable air curtain can be formed along the side window on the rear side even when the blown wind is light.

  According to the invention of claim 3, in addition to the effect of the invention of claim 1, the outlet can be switched by opening and closing the front pillar outlet.

  According to the invention of claim 4, in addition to the effect of the invention of claim 2, the outlet can be switched by opening and closing the rear pillar outlet.

  According to the invention of claim 5, the air blown from the front pillar blower outlet flows along the side window substantially obliquely downward and is sucked from the first center pillar suction port. Therefore, it is possible to prevent the air blown from the front pillar outlet from hitting the center pillar and flowing into the rear seat occupant side as in the conventional structure, and a stable air curtain along the side window on the front side Can be formed.

  Further, in the case where the air blown from the first air blowing means is a breeze, a breeze will be blown out from the front pillar outlet, but in the present invention the wind direction of the breeze blown out is substantially obliquely downward, It surely reaches the center pillar and is sucked from the first center pillar suction port. Therefore, a stable air curtain can be formed along the side window on the front side even when the blown wind is light.

  According to the invention of claim 6, in addition to the effect of the invention of claim 5, the blown air blown out from the rear pillar outlet flows along the side window substantially diagonally downward and is sucked in from the second center pillar inlet. It is. Accordingly, it is possible to prevent the air blown from the rear pillar outlet from colliding with the center pillar and flowing into the front seat occupant side, and to form a stable air curtain along the rear side window.

  In addition, when the air blown from the second air blowing means is a breeze, the breeze is blown out from the rear pillar outlet, but in the present invention, the direction of the breeze blown out is almost obliquely downward, so It reaches the center pillar and is sucked from the second center pillar suction port. Therefore, a stable air curtain can be formed along the side window on the rear side even when the blown wind is light.

  According to the invention of claim 7, in addition to the effects of the inventions of claims 1 to 6, it is possible to blow air from each outlet with relatively small power, leading to energy saving.

  According to the invention of claim 8, in addition to the effects of the inventions of claims 1 to 7, it is not necessary to separately add a fan or the like as the suction means, so that the manufacturing cost can be reduced.

  According to the ninth aspect of the invention, in addition to the effects of the first to eighth aspects of the invention, the amount of suction can be adjusted as appropriate. And if it is made to inhale strongly from each inlet, it will lead to formation of a powerful air curtain.

  According to the invention of claim 10, in addition to the effects of the inventions of claims 1 to 8, the passenger comfort is not impaired by blowing out downward in the passenger compartment where it is difficult for the occupant to feel the heat.

  According to the eleventh aspect of the invention, in addition to the effects of the first to tenth aspects of the invention, there is no need to separately add a blowing means by using an existing air conditioning unit, so that the manufacturing cost can be reduced.

  According to the invention of claim 12, a vehicle having the effects of the inventions of claims 1 to 11 can be provided.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(First embodiment)
1 to 7 show a first embodiment of the present invention. FIG. 1 is a schematic plan view of a vehicle equipped with a vehicle air conditioner according to the present invention. FIG. 2 is a longitudinal sectional view of the vehicle. 3 is a schematic side view of the main part of the vehicle air conditioner, FIG. 4 is a detailed enlarged view of part A in FIG. 3, FIG. 5 is a sectional view taken along line BB in FIG. 3, and FIG. FIG. 7 is a detailed enlarged view, and FIG. 7 is a sectional view taken along the line DD of FIG.

  1 and 2, reference numeral 1 is a vehicle, 3 is a passenger compartment, 5 is an instrument panel at the front of the passenger compartment, 6 and 7 are front seats, 8 is a rear seat, and Pa is a front pillar (also referred to as an A pillar). , Pb is a center pillar (also called B pillar), Pc is a rear pillar (also called C pillar), FW is a front window, and SW is a side window.

  As shown in FIGS. 1 and 2, the vehicle air conditioner 10 </ b> A includes a front-side air conditioning unit 11 that is accommodated below the instrument panel 5 at the front of the passenger compartment 3.

  The front-side air conditioning unit 11 includes a blower fan, a cooling heat exchanger, a heating heat exchanger, an air mix door, and a plurality of blowing mode doors. The air whose temperature is adjusted in the front side air conditioning unit 11 is sent to the center vent outlet 21, the side vent outlet 23, the side vent outlet 23, the center vent outlet duct 15, the side vent outlet duct 15, and the center defroster outlet duct 17 into the vehicle interior. The air can be selectively blown out from the defroster outlet 25 and the foot outlet (not shown).

  In addition, the air whose temperature is adjusted in the front side air conditioning unit 11 passes through the front pillar blowout duct 19 which is a side defroster blowout duct, and is sent from a front pillar blowout opening 27 which is a side defroster blowout outlet and a front side side window upper blowout opening 28. One outlet switching means 29 can selectively blow out the air. That is, the front pillar outlet duct 19 is connected to both the front pillar outlet 27 and the front side window upper outlet 28. The front-side air conditioning unit 11 is configured as a first air blowing unit that sends air to the front pillar air outlet 27 and the front side window upper air outlet 28.

  The front pillar outlet 27 is a front pillar Pa and is provided at a position below the side window SW. The air blown out from the front pillar outlet 27 is set to flow in a substantially horizontal direction toward the rear of the vehicle and along the side window SW.

  The front side window upper air outlet 28 is provided at an upper position than the front side window SW, that is, at an upper portion 30a (shown in FIG. 5) of the front side window frame. The air blown from the front side window upper air outlet 28 is set so as to flow in a substantially vertical direction toward the vehicle lower side and along the side window SW.

  As shown in detail in FIG. 4, the first outlet switching means 29 is configured by a front side outlet grill 31 provided at the front pillar outlet 27. The front air outlet grill 31 is linked to the air blowing mode of the air blowing fan of the front air conditioning unit 11, and when the air blowing mode stronger than the breeze is selected, the front pillar air outlet 27 is opened (solid line position in FIG. 4). On the other hand, when the light wind mode is selected, the front pillar outlet 27 is shifted to a position (a broken line position in FIG. 4).

  Returning to FIG. 3, the first center pillar suction port 32 is provided in the center pillar Pb and is disposed opposite to the front pillar outlet 27. The first center pillar suction port 32 sucks the air blown from the front pillar outlet 27 into the first center pillar suction duct 34 by the suction force of the first suction means 33. The downstream end of the first center pillar suction duct 34 is connected to the front pillar outlet duct 19. Accordingly, the air sucked from the first center pillar suction port 32 is circulated to the front pillar blow-out duct 19.

  The front side window lower suction port 35 is provided at a position lower than the front side window SW, that is, at a lower portion 30b (shown in FIG. 5) of the front side window frame. Opposed. The front side window lower suction port 35 sucks the air blown from the front side window upper air outlet 28 into the front side window suction duct 36 by the suction force of the first suction means 33. The downstream end of the front side window suction duct 36 is connected to the first center pillar suction duct 34, and is connected to the front pillar outlet duct 19 through the first center pillar suction duct 34. As a result, the suction air sucked from the front side window lower suction port 35 is circulated to the front pillar outlet duct 19.

  The first suction means 33 is arranged such that the downstream end of the first center pillar suction duct 34 faces the front pillar outlet duct 19, and the downstream end of the front side window suction duct 36 is the first center pillar. The aspirator is arranged so as to face the suction duct 34.

  Further, the vehicle air conditioner 1 </ b> A includes a rear-side air conditioning unit 40 that is accommodated at a position below the rear seat 8. The rear side air conditioning unit 40 also has the same configuration as the front side air conditioning unit 11, and the temperature-adjusted air flows through the rear pillar air outlet duct 41 through the rear pillar air outlet 42 and the rear side side window upper air outlet 43. The outlet switching means 44 can be selectively blown out. That is, the rear pillar outlet duct 41 is connected to both the rear pillar outlet 42 and the rear side window upper outlet 43. And the rear side air conditioning unit 40 is comprised as a 2nd ventilation means which sends ventilation to the rear pillar blower outlet 42 and the rear side side window upper blower outlet 43. FIG.

  The rear pillar outlet 42 is a rear pillar Pc, and is provided at a lower position of the rear side window SW. The air blown from the rear pillar outlet 42 is set so as to flow substantially obliquely downward with respect to the front of the vehicle and along the side window SW.

  The rear side window upper air outlet 43 is provided at an upper position than the rear side window SW, that is, at an upper portion 45a (shown in FIG. 7) of the rear side window frame. The air blown out from the rear side window upper air outlet 43 is set to flow in a substantially vertical direction toward the lower side of the vehicle and along the side window SW.

  As shown in detail in FIG. 6, the second outlet switching means 44 is configured by a rear side outlet grill 46 provided in the rear pillar outlet 42. The rear side air outlet grille 46 is linked to the air blowing mode of the air blowing fan of the rear side air conditioning unit 40, and when the air blowing mode stronger than the light wind is selected, the rear side air outlet grille 46 is at a position where the rear pillar air outlet 42 is opened (solid line position in FIG. 6). When the light wind mode is selected, the rear pillar outlet 42 is shifted to a position (a broken line position in FIG. 6).

  Returning to FIG. 3, the second center pillar suction port 47 is provided in the center pillar Pb and is disposed to face the rear pillar outlet 42. The second center pillar suction port 47 sucks the air blown from the rear pillar outlet 42 into the second center pillar suction duct 49 by the suction force of the second suction means 48. The downstream end of the second center pillar suction duct 49 is connected to the rear pillar outlet duct 41. As a result, the suction air sucked from the second center pillar suction port 47 is circulated to the rear pillar outlet duct 41.

  The rear side window lower suction port 50 is provided at a position lower than the rear side window SW, that is, at a lower part 45b (shown in FIG. 7) of the rear side window frame. Opposed. The rear side window lower suction port 50 sucks the air blown from the rear side window upper air outlet 43 into the rear side window suction duct 51 by the suction force of the second suction means 48. The downstream end of the rear side window suction duct 51 is connected to the second center pillar suction duct 49 and is connected to the rear pillar outlet duct 41 through the second center pillar suction duct 49. Thus, the suction air sucked from the rear side window lower suction port 50 is circulated to the rear pillar blowout duct 41.

  The second suction means 48 is arranged such that the downstream end of the second center pillar suction duct 49 faces the rear pillar outlet duct 41, and the downstream end of the rear side window suction duct 51 is the second center pillar suction duct. The aspirator is arranged so as to face the duct 49.

  Next, the operation of the vehicle air conditioner 1A will be described. For example, the control means (not shown) of the vehicle air conditioner 10A detects a thermal load applied to the occupant through the front and rear side windows SW by a solar radiation sensor or other detection means, and the side thermal load. When the air pressure exceeds a predetermined threshold value, the air outlet mode doors provided at the connection ports of the front pillar air outlet duct 19 and the rear pillar air outlet duct 41 are opened, and the air from the front side air conditioning unit 11 and the rear side air conditioning unit 40 is opened. Is sent to the front pillar outlet duct 19 and the rear pillar outlet duct 41.

  When the air blown from the front-side air conditioning unit 11 is stronger than the breeze (when the blower fan is not in the breeze mode), the front-side blower outlet grill 31 is positioned in the open position, and the blower F1 is sent from the front pillar blower outlet 27. Blown out. Here, the front pillar blowout duct 19 communicates with the front side window upper blowout opening 28, but most of the blown air is blown out from the front pillar blowout opening 27 due to the blowing resistance of the front pillar blowout duct 19.

  The blown air F <b> 1 blown out from the front pillar outlet 27 flows along the side window SW almost horizontally and is sucked from the first center pillar inlet 32. Accordingly, it is possible to prevent the blown air F1 blown from the front pillar outlet 27 from hitting the center pillar Pb and flowing into the rear seat occupant side in the middle as in the conventional structure, and along the side window SW on the front side. A stable air curtain can be formed.

  When the air blown from the front-side air conditioning unit 11 is light wind (when the blower fan is in the light wind mode), the front-side air outlet grill 31 is positioned at the closed position, and the light wind f1 blows out from the front-side side window upper air outlet 28. Is done.

  The light wind f1 blown out from the front side window upper air outlet 28 flows along the side window SW substantially downward and is sucked from the front side window lower air inlet 35. Here, when the breeze is blown out from the front pillar outlet 27, the direction of the wind is substantially horizontal, so that the air curtain does not reach the first center pillar suction port 32 by dripping downward before reaching the center pillar Pb. May not be formed. However, in the present embodiment, since the direction of the breeze to be blown out is substantially downward, the air is reliably sucked from the front side window lower suction port 35. Therefore, a stable air curtain can be formed along the side window SW on the front side even when the blown wind is light.

  Further, when the air blown from the rear air conditioning unit 40 is stronger than the light wind (when the blower fan is not in the light wind mode), the rear air outlet grill 46 is positioned at the open position, and the air F2 is blown from the rear pillar air outlet 42. Is blown out. Here, the rear pillar blowout duct 41 communicates with the rear side window upper blowout opening 43, but most of the blown air is blown out from the rear pillar blowout opening 42 due to the blowing resistance of the rear pillar blowout duct 41.

  The blown air F <b> 2 blown out from the rear pillar outlet 42 flows along the side window SW almost horizontally and is sucked in from the second center pillar inlet 47. Accordingly, it is possible to prevent the blown air F2 blown out from the rear pillar outlet 42 from colliding with the center pillar Pb and flowing into the front seat occupant, and forming a stable air curtain along the rear side window SW. it can.

  Further, when the air blown from the rear side air conditioning unit 40 is light wind (when the blower fan is light wind mode), the rear side outlet grille 42 is positioned at the closed position, and the wind b2 from the rear side side window upper outlet 43 is set. Is blown out. The breeze f2 blown out from the rear side window upper air outlet 43 flows along the side window SW substantially downward and is sucked from the rear side window lower air inlet 50. Here, when a breeze is blown out from the rear pillar outlet 42, the direction of the wind is substantially horizontal, so that the air curtain is hung down before reaching the center pillar Pb and does not reach the second center pillar inlet 47. There is a possibility that it cannot be formed. However, in the present embodiment, the direction of the breeze that is blown out is substantially downward, so the air is reliably sucked from the rear side window lower suction port 50. Therefore, a stable air curtain can be formed along the rear side window SW even when the blowing air is light.

  On the other hand, the control means closes the blowing mode door provided at each connection port of the front pillar blowing duct 19 and the rear pillar blowing duct 41 when the side heat load falls below a predetermined threshold value, 11 and the ventilation from the rear side air conditioning unit 40 are stopped from being sent to the front pillar outlet duct 19 and the rear pillar outlet duct 41. This stops the formation of the air curtain.

  In the first embodiment, the front pillar blow-out duct 19 that guides the air blown from the front-side air conditioning unit 11 is connected to the front pillar blow-out opening 27 and the front-side side window upper blow-out opening 28 together to switch the first blow-out opening. The means 29 is a front side outlet grill 31 that opens and closes the front pillar outlet 27. Accordingly, the air outlet can be switched by opening and closing the front pillar air outlet 27.

  A rear pillar outlet duct 41 that guides air from the rear side air conditioning unit 40 is connected to the rear pillar outlet 42 and the rear side window upper outlet 43, and the second outlet switching means 44 opens and closes the rear pillar outlet 42. This is the rear side outlet grill 46. Therefore, the outlet can be switched by opening and closing the rear pillar outlet 42.

  In the first embodiment, the suction air sucked from each suction port 32, 35, 47, 50 is configured to circulate to the air sent to each blower outlet 27, 28, 42, 43. Therefore, it is possible to blow air from each of the outlets 27, 28, 42, and 43 with relatively small power, leading to energy saving.

  In the first embodiment, the first suction means 33 and the second suction means 48 are arranged in the front pillar blow-out duct 19 and the rear pillar blow-out opening 41 in the first center pillar suction duct 34 and the second center pillar. The downstream end of the suction duct 49 is directly connected, and the downstream ends of the front side window suction duct 36 and the rear side window suction duct 51 are respectively connected via the first center pillar suction duct 34 and the second center pillar suction duct 49. An aspirator that opens. Therefore, it is not necessary to add a fan or the like as the suction means, so that the manufacturing cost can be reduced. Further, the downstream end of the front side window intake duct 36 and the rear side window intake duct 51 are connected to the downstream end of the front side window intake duct 36 and the rear side window intake duct 51 by the front pillar outlet duct 19 and the rear pillar outlet duct. 41 may be opened directly.

  In this 1st Embodiment, the 1st ventilation means and the 2nd ventilation means are the front side air conditioning unit 11 and the rear side air conditioning unit 40 which equipped the inside with the ventilation fan and the heat exchanger for cooling. Therefore, it is not necessary to separately add a blowing means by using an existing air conditioning unit, so that the manufacturing cost can be reduced.

  In the first embodiment, the front and rear air curtains are formed at the same timing. However, the front and rear air curtains may be formed at different timings. It is.

  In the first embodiment, the front side air outlet grill 31 and the rear side air outlet grill 46 are configured to open and close in conjunction with the air blowing modes of the front side air conditioning unit 11 and the rear side air conditioning unit 40, respectively. An air curtain forming switch that can be manually operated may be provided and opened and closed by this. If separate air curtain forming switches are provided on the front side and the rear side, the air curtain can be formed at different timings on the front side and the rear side.

(Second Embodiment)
8 to 10 show a second embodiment of the present invention, FIG. 8 is a schematic plan view of a vehicle on which the vehicle air conditioner according to the present invention is mounted, and FIG. 9 is a detailed enlarged view of part E in FIG. FIG. 10 and FIG. 10 are detailed enlarged views of part F in FIG.

  In FIG. 8, the vehicle air conditioner 10 </ b> B according to the second embodiment is different in the following configuration from that of the first embodiment. In the second embodiment, the front side window upper air outlet 28, the front side window lower air inlet 35, and the rear side window upper air outlet are used as the air outlet / inlet for the side window air curtain. 43 and the rear side window lower inlet 50 are not provided, and only the front pillar outlet 27A, the first center pillar inlet 32A, the rear pillar outlet 42A, and the second center pillar inlet 47A are provided. Yes.

  As shown in FIGS. 8 to 10, the front pillar outlet 27 </ b> A is provided at an upper portion of the front pillar Pa, specifically, at an upper position of the side window SW. The front pillar outlet 27A is set so as to blow the air from the front-side air conditioning unit 11 serving as the first air blowing unit obliquely downward.

  The first center pillar suction port 32A is provided below the center pillar Pb, specifically, below the side window SW. The first center pillar suction port 32A sucks the air blown from the front pillar outlet 27A along the front side window SW by the suction force from the first suction means 33A.

  The rear pillar outlet 42A is provided at an upper portion of the rear pillar Pc, specifically, at a position above the side window SW. And it sets so that the ventilation from the rear side air conditioning unit 40 which is a 2nd ventilation means may be blown off diagonally downward.

  The second center pillar suction port 47A is provided below the center pillar Pb, specifically, below the side window SW. Then, the second center pillar suction port 47A sucks the air blown from the rear pillar outlet 42 along the rear side window SW by the suction force from the second suction means 48A.

  Other configurations are substantially the same as those of the first embodiment, and thus description thereof is omitted to avoid redundant description. In FIG. 8, the same components as those in the first embodiment are denoted by the same reference numerals for clarification.

  Next, the operation of the vehicle air conditioner 10B will be described. The blown air Fa blown out from the front pillar outlet 27A flows along the side window SW in a substantially obliquely downward direction, and is sucked from the first center pillar inlet 32A. Therefore, it is possible to prevent the air blown from the front pillar outlet 27A from hitting the center pillar Pb and flowing into the rear seat occupant side in the middle as in the conventional structure, and stable along the side window SW on the front side. An air curtain can be formed.

  Here, when the air blow Fa from the front-side air conditioning unit 11 is a breeze, a breeze is blown out from the front pillar outlet 27A. However, in the present embodiment, since the direction of the fine wind blown out is substantially obliquely downward, it reaches the center pillar Pb reliably and is sucked from the first center pillar suction port 32A. Therefore, a stable air curtain can be formed along the side window SW on the front side even when the blown wind is light.

  Further, the blown air Fb blown out from the rear pillar outlet 42A flows along the side window SW substantially obliquely downward and is sucked from the second center pillar inlet 47A. Therefore, it is possible to prevent the blown air Fb blown from the rear pillar outlet 42A from colliding with the center pillar Pb and flowing into the front seat occupant side, and forming a stable air curtain along the rear side window SW. it can.

  Here, when the air blow Fb from the rear side air conditioning unit 40 is a breeze, the breeze is blown out from the rear pillar outlet 42A. However, in the present embodiment, since the direction of the fine wind blown is substantially obliquely downward, it reaches the center pillar Pb reliably and is sucked from the second center pillar suction port 47A. Therefore, a stable air curtain can be formed along the rear side window SW even when the blowing air is light.

(First modification)
FIG. 11 shows a first modification according to the first embodiment. In the first modification, as shown in FIG. 11, a communication duct 61 that connects the side vent outlet duct 15 and the front pillar outlet duct 19 that is a side defroster outlet duct is provided, and the communication duct 61 is provided. A butterfly type opening / closing door 63 is provided to open and close the door. The open / close door 63 is configured to open and close when a lever 65 provided integrally with the rotation shaft of the open / close door 63 is rotationally driven by a cable 67. Thereby, even when the blowing mode door upstream of the front pillar blowing duct 19 is closed (that is, even when the air from the front air conditioning unit 11 does not flow through the front pillar blowing duct 19), the side vent blowing is performed. The air curtain can be formed by supplying the air flowing through the duct 15 to the front pillar outlet duct 19 through the communication duct 61.

(Second modification)
FIG. 12 shows a second modification example according to the first embodiment. In the second modification, as shown in FIG. 12, the first suction means 33 is not an aspirator but a blower fan 71. And it is comprised so that it may recirculate | reflux to the front pillar blowing duct 19 through the ventilation fan 71. FIG. The second suction means (not shown) is not an aspirator but a blower fan (not shown). And it is comprised so that it may return to a rear pillar blowing duct (not shown) through a ventilation fan (not shown).

  In the second modified example, since the first suction means 33 and the second suction means (not shown) are the blower fans 71 (not shown), there is an advantage that the suction amount can be appropriately adjusted. And if it is made to inhale strongly from each suction inlet (not shown), 35, (not shown), (not shown), it will lead to formation of a powerful air curtain.

(Third Modification)
FIG. 13 shows a third modification according to the first embodiment. In the third modified example, as shown in FIG. 13, the first and second blowing means are constituted by blowing fans 80 and 81, respectively. The first and second suction means 33 and 48 are constituted by the same blower fan 82. And the suction | inhalation wind suck | inhaled from each suction inlet (not shown) blows off the vehicle interior downward.

  In this third modification, the air blowing means is independent of the front side and rear side air conditioning units (not shown), so the air blowing level formed along the side windows can be freely adjusted, and the desired air A curtain can be formed.

  In the third modified example, since the suction air is blown out downward in the passenger compartment, it is difficult for the occupant to feel the heat and the passenger compartment comfort is not impaired.

  Further, in the third modified example, the suction air sucked from the suction ports 32, 35, 47, 50 is blown out downward in the vehicle interior, but the suction air sucked from the suction ports 32, 35, 47, 50 is outside the vehicle interior. You may make it discharge | emit.

(Other)
The first to third modifications described above can be applied to the vehicle air conditioner 10B according to the second embodiment in substantially the same manner.

  In the first embodiment and the second embodiment, the first and second air blowing means are constituted by the front side air conditioning unit 11 and the rear side air conditioning unit 40, respectively, and the third modified example. The air blower unit 80 is composed of a blower fan 80 and a blower fan 81 that are different from the air conditioning unit. However, either the first blower unit or the second blower unit is the air conditioning unit, and the other is the blower fan. May be configured respectively.

  In the first embodiment and the second embodiment, the first center pillar suction port 32 and the second center pillar suction port 47 are formed separately and independently, but one common suction port You may form as.

1 is a schematic plan view of a vehicle on which a vehicle air conditioner is mounted according to a first embodiment of the present invention. 1 shows a first embodiment of the present invention and is a longitudinal sectional view of a vehicle equipped with a vehicle air conditioner. 1 is a schematic side view of a main part of a vehicle air conditioner according to a first embodiment of the present invention. FIG. 4 shows a first embodiment of the present invention and is a detailed enlarged view of a portion A in FIG. 3. FIG. 4 shows the first embodiment of the present invention and is a cross-sectional view taken along line BB in FIG. 3. FIG. 4 is a detailed enlarged view of a part C in FIG. 3, showing the first embodiment of the present invention. FIG. 4 shows the first embodiment of the present invention and is a cross-sectional view taken along the line DD of FIG. 3. It is a schematic side view of the principal part of the air conditioning apparatus for vehicles which shows the 2nd Embodiment of this invention. FIG. 10 shows a second embodiment of the present invention and is a detailed enlarged view of part E of FIG. 9. FIG. 10 shows a second embodiment of the present invention and is a detailed enlarged view of a portion F in FIG. 9. It is a principal part side view of the air conditioning apparatus for vehicles which shows the 1st modification concerning the 1st Embodiment of this invention. It is a principal part side view of the air conditioning apparatus for vehicles which shows the 2nd modification concerning the 1st Embodiment of this invention. It is a schematic side view of the air conditioning apparatus for vehicles which shows the 3rd modification concerning the 1st Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vehicle 10A, 10B Vehicle air conditioner 11 Front side air conditioning unit 19 Front pillar outlet duct 27, 27A Front pillar outlet 28 Front side upper wind outlet 29 First outlet switching means 31 Front side outlet grill ( First outlet switching means)
32 1st center-pillar inlet 33,33A 1st suction means
34 First Center Pillar Suction Duct 35 Front Side Side Window Lower Suction Port 36 Front Side Side Window Suction Duct 41 Rear Pillar Outlet Duct 42 Rear Pillar Outlet 43 Rear Side Side Window Upper Outlet 44 Second Outlet Switching Unit 46 Rear Side Air outlet grill (second air outlet switching means)
47, 47A Second center pillar suction port 48, 48A Second suction port 49 Second center pillar suction duct 50 Rear side window lower suction port 51 Rear side window suction duct 71 Blower fan (first suction means) )
80 Blower fan (first blower)
81 Blower fan (second blowing means)
82 Blower fan (first and second suction means)
Pa Front pillar Pb Center pillar Pc Rear pillar SW Side window

Claims (12)

A front pillar outlet (27) provided in the front pillar (Pa);
A first air provided in the center pillar (Pb) and sucked by the suction force of the first suction means (33) is blown from the front pillar outlet (27) along the front side window (SW). Center pillar inlet (32),
A front side window upper air outlet (28) provided at an upper position than the front side window (SW);
The first suction means is provided at a position below the front side window (SW), and blows air blown from the front side window upper blowout opening (28) along the front side window (SW). A front side window lower suction port (35) for suction by the suction force of (33);
First air outlet switching means (29) for selectively blowing air from the first air blowing means (11) from the front pillar air outlet (27) and the front side window upper air outlet (28);
A vehicle air conditioner (10A) comprising: The vehicle air conditioner according to claim 1,
A rear pillar outlet (42) provided in the rear pillar (Pc);
A second center that is provided in the center pillar (Pb) and sucks the air blown from the rear pillar outlet (42) along the rear side window (SW) by the suction force of the second suction means (48). Pillar inlet (47),
A rear side window upper air outlet (43) provided at a position above the rear side window (SW);
Provided at a lower position than the rear side window (SW), blown air blown from the rear side window upper air outlet (43) along the rear side window (SW) to the second suction means ( 48) the rear side window lower suction port (50) for suction by the suction force of 48),
Second air outlet switching means (44) capable of selectively blowing air from the second air blowing means (40) from the rear pillar air outlet (42) and the rear side window upper air outlet (43). When,
A vehicle air conditioner (10A) comprising: The vehicle air conditioner (10A) according to claim 1,
The front pillar outlet duct (19) for guiding the air from the first air blowing means (11) is connected to the front pillar outlet (27) and the front side window upper outlet (28),
The vehicle air conditioner (10A), wherein the first air outlet switching means (29) is a front air outlet grill (31) that opens and closes the front pillar air outlet (27). The vehicle air conditioner (10A) according to claim 2,
The rear pillar outlet duct (41) for guiding the air from the second air blowing means (40) is connected to the rear pillar outlet (42) and the rear side side window upper outlet (43).
The vehicle air conditioner (10A), wherein the second air outlet switching means (44) is a rear air outlet grill (46) that opens and closes the rear pillar air outlet (42). A front pillar outlet (27A) provided at the upper part of the front pillar (Pa) and for blowing air from the first air blowing means (11) obliquely downward;
Provided at the lower part of the center pillar (Pb), the air blown from the front pillar outlet (27A) along the front side window (SW) is sucked by the suction force from the first suction means (33). A first center pillar inlet (32A);
A vehicle air conditioner (10B) comprising: The vehicle air conditioner (10B) according to claim 5,
A rear pillar outlet (42A) that is provided at an upper part of the rear pillar (Pc) and blows off the air blown from the second blower means (40) obliquely downward;
A second air pump is provided at a lower portion of the center pillar (Pb) and sucks air blown from the rear pillar outlet (42A) along the rear side window (SW) by a suction force from the second suction means (48A). 2 center pillar inlet (47A),
A vehicle air conditioner (10B) comprising: The vehicle air conditioner (10A), (10B) according to any one of claims 1 to 6,
The suction air sucked from each of the suction ports (32), (32A), (35), (47), (47A), (50) is sent to the air outlets (27), (27A), (28). , (42), (42A), (43) A vehicle air conditioner (10A), (10B) characterized by circulating in the air sent to the air. The vehicle air conditioner (10A), (10B) according to any one of claims 1 to 7,
The first suction means (33), (33A) and the second suction means (48), (48A) are connected to the suction ducts (34), (49) in the blowing ducts (19), (41). Vehicular air conditioners (10A) and (10B), each aspirator having a lower end opened. The vehicle air conditioner (10A), (10B) according to any one of claims 1 to 8,
The vehicle air conditioners (10A) and (10B), wherein the first suction means (33) and the second suction means (48) are air blowing fans (71) and (82), respectively. . The vehicle air conditioner (10A), (10B) according to any one of claims 1 to 8,
The vehicle air conditioners (10A) and (10B) are characterized in that the suction air sucked from the suction ports (32), (35), (47), and (50) is blown out downward in the passenger compartment. The vehicle air conditioner (10A), (10B) according to any one of claims 1 to 10,
Each of the air blowing means (11), (40) is an air conditioning unit (11), (40) provided therein with a blower fan and a cooling heat exchanger (10A). ), (10B).   A vehicle (1) comprising the vehicle air conditioner (10A) (10B) according to any one of claims 1 to 11.

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