JP2008030534A - Vehicular air cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicular air cleaner capable of attaining enhancement of environment in a cabin by sufficiently feeding a volatile substance such as a deodorizer into the cabin. <P>SOLUTION: A fan 11 is provided on an upper part in a case 8 and a porous grill 12 impregnated with the volatile substance is provided below the fan 11. A blowing out port 15a of a cover 10 is downward opened toward a face of an occupant in the cabin and an air suction passage 14 for sucking air in the cabin 1 through a suction port 15b is vertically provided on a periphery of the porous grill 12. Thereby, since the blowing out port 15a of the cover 10 and the suction port 15b are downward opened respectively and are adjacent to each other, the flow of air in an approximately vertical direction is formed and an area to which the air reaches is limited to a portion of the face of the occupant. Accordingly, since diffusion of the volatile substance can be suppressed, the volatile substance of high concentration can be sufficiently fed toward the face of the occupant. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an air cleaner for a vehicle that is attached to a ceiling of a passenger compartment and cleans the air in the passenger compartment.

As a conventional vehicle air purifier, it is attached to the ceiling of the passenger compartment, sucks air in the passenger compartment from the inlet provided on the side wall of the case, and blows clean air into the passenger compartment from the outlet provided on the lower surface of the case. There is a known one (for example, Patent Document 1).
Japanese Utility Model Publication No. 58-39306

  In addition, when clean air is blown into the passenger compartment from the air outlet provided on the lower surface of the case, volatile substances such as fragrance are diffused to improve the passenger compartment environment and make it more comfortable for passengers. There is a case.

  However, in the above-described prior art, when volatile substances such as fragrances are diffused in order to improve the interior environment of the vehicle, clean air is blown out from the outlet on the lower surface of the case into the vehicle interior. Since the air in the passenger compartment is sucked from the suction port of the side wall, the area where the circulating air reaches during this time becomes large, and volatile substances such as fragrances diffuse, so that the environment in the passenger compartment is sufficiently improved. There was a problem that I could not.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a vehicle air purifier that can sufficiently supply a volatile substance such as a fragrance to passengers in a vehicle cabin to improve the vehicle cabin environment.

  In the present invention, the fan is mounted on the ceiling of the passenger compartment and housed therein, the air sucked from the suction port is purified, and the cleaned air is blown out from the outlet to the inside of the passenger compartment by the fan. In the vehicle air cleaner, a porous grill formed of a porous material and impregnated with a volatile substance is provided below the fan, and the outlet is directed downward toward the passenger's face in the passenger compartment. The most important feature is that an air intake passage is provided in the vertical direction around the porous grill so as to suck the air in the vehicle compartment through the intake port.

  According to the present invention, the air that has passed through the porous grille by the operation of the fan housed therein is blown out from the blowout port of the vehicle interior ceiling toward the face of the passenger in the vehicle interior, and the air in the vehicle interior is By inhaling through the air intake path, the volatile material impregnated in the porous grill diffuses and flows with air in the passenger compartment. At that time, the air outlet and the air inlet are opened downward and are adjacent to each other, so that a substantially vertical air flow is formed, and a region where the air reaches is limited to a portion of the occupant's face. Is done. As a result, the diffusion of the volatile substances can be suppressed, so that the vehicle interior environment can be improved by sufficiently supplying a relatively high concentration of the volatile substances toward the face of the passenger in the vehicle interior.

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

  (First Embodiment) FIG. 1 is a sectional view showing a vehicle air cleaner according to the present embodiment, which is a sectional view taken along the line AA of FIG. 3, and FIG. 2 is for a vehicle according to the present embodiment. It is other sectional drawing which shows an air cleaner, Comprising: Sectional drawing which follows the BB line of FIG. 3, FIG. 3 is a top view which shows the air cleaner for vehicles of this embodiment, FIG. 4 is this embodiment. FIG. 5 is a perspective view of a porous grill provided in the vehicle air cleaner of the present embodiment, and FIG. 6 is a perspective view of the present embodiment. It is sectional drawing which shows the flow of the air in the vehicle interior produced with the air cleaner for vehicles.

  A vehicle compartment 1 shown in FIG. 6 has a seat 3 on which an occupant 2 sits, and an upper portion is covered with a ceiling 4. The vehicle air cleaner 5 according to the present embodiment is embedded between the lining 4a of the ceiling 4 and the vehicle body outer plate 6, and is provided below the case 8 with a case 8 having an opening 7 below. The pair of covers 9 and 10 attached to the lining 4a of the ceiling 4, the fan 11 provided in the upper part of the case 8, and the fan 11 and the cover 10 are interposed between the fan 11 and the cover 10 to Around the porous grill 12, a porous grill 12 impregnated with a volatile substance such as a fragrance, a deodorant and an antioxidant to be improved, a shroud 13 for guiding the air sent from the fan 11 to the porous grill 12, and And an air suction passage 14 extending in the vertical direction.

  One cover 9 is fixed to the lining 4a of the ceiling 4, and the other cover 10 is attached to the cover 9 so that it can be opened and closed. The cover 10 covers the opening 7 below the case 8, and the cover 10 is provided with a number of air holes 15. Out of these air holes 15, a blowout port 15 a is formed by the central air hole 15, and a suction port 15 b is formed by the peripheral air hole 15, and this suction port 15 b is an air suction extending vertically. It is provided at the lower end of the path 14. One cover 9 is provided with an operation switch 16 for operating the air cleaner 5 to clean the air and an indicator 17 that is lit when operating.

  The cover 10 is provided directly above the face 2a of the occupant 2, and the air that has passed through the porous grill 12 is blown out from the outlet 15a of the cover 10 (that is, the air hole 15 at the center) toward the face 2a of the occupant 2. . At that time, the air volume blown out from the outlet 15a is adjusted so that the skin of the face 2a and the contact lens are not dried and the hairstyle of the occupant 2 is not disturbed.

  In the present embodiment, the indicator 17 is turned on when the operation switch 16 is turned on, and the fan 11 accommodated in the upper part of the case 8 is activated to blow air to the porous grill 12 via the shroud 13. The air that has passed through the grill 12 is blown out from the outlet 15a of the cover 10 in the direction indicated by the arrow A1 in FIG. 1, whereby the air and the volatile substances contained in the air are applied to the face 2a of the passenger 2 in the passenger compartment 1. Supply towards. At the same time, air is sucked in from the passenger compartment 1 in the direction indicated by arrow A2 in FIG. 1, and air is sucked through the suction port 15b of the cover 10 and the air suction passage 14, so that the passenger compartment as shown in FIG. The air circulates in 1. At that time, since the outlet 15a and the inlet 15b of the cover 10 are opened downward and are adjacent to each other, a substantially vertical air flow is formed, and the area where the air reaches is the face 2a of the occupant 2 It is limited to the part. Thereafter, when the operation switch 16 is turned off, the indicator 17 is turned off, the fan 11 is stopped, and the air circulation state in the passenger compartment 1 is released.

  According to the above-described embodiment, the region where the circulating air in the passenger compartment 1 reaches is limited to the face 2a portion of the occupant 2, the diffusion of volatile substances contained in the circulating air can be suppressed, and high-concentration volatile substances Can be sufficiently supplied to the face 2a of the passenger 2 in the passenger compartment 1, so that the environment in the passenger compartment 1 can be improved and a saving effect of volatile substances can be expected. Further, since the air in the passenger compartment 1 is sucked into the air suction passage 14 via the suction port 15b of the cover 10, the hot air or cold air staying between the lining 4a of the ceiling 4 and the vehicle body outer plate 6 is sucked. In this respect, an air cleaning effect and a refreshing effect can be expected. Further, by operating the operation switch 16, the volatile substance can be supplied to the face 2 a of the passenger 2 in the passenger compartment 1 independently of the air conditioner (not shown) for the passenger compartment 1, so that the volatile substance is adapted to the preference of the passenger 2. In addition to the selective supply of volatile substances, a saving effect of volatile substances can be expected.

  Further, in this embodiment, the case 8 that houses the fan 11, the porous grill 12, the air suction path 14, and the like is embedded between the lining 4a of the ceiling 4 and the vehicle body outer plate 6. The air cleaner 5 can be installed without substantially damaging the space, and the space in the passenger compartment 1 can be used effectively.

  In the present embodiment, the case where the porous grill 12 is impregnated with a volatile substance such as a fragrance, a deodorant, and an antioxidant that improves the environment in the passenger compartment 1 is illustrated. Not only, but also the porous grill 12 can be impregnated with a component containing a vitamin C derivative to obtain a moisturizing effect, a skin beautifying effect and a whitening effect on the face 2a of the occupant 2.

  (Second Embodiment) FIG. 7 is a perspective view showing a state in which the vehicle air purifier according to the present embodiment is attached to the vehicle compartment ceiling, and FIG. 8 is a posture provided in the vehicle air purifier of the present embodiment. FIG. 9 is a perspective view schematically showing the changing means, FIG. 9 is a cross-sectional view showing a state in which the porous grill provided in the vehicle air cleaner of the present embodiment is inclined in the short side direction, and FIG. FIG. 11 is a perspective view schematically showing a state in which the porous grill is tilted in the short side direction by such posture changing means, and FIG. 11 is a diagram in which the porous grill provided in the vehicle air cleaner of the present embodiment is tilted in the long side direction. FIG. 12 is a perspective view schematically showing a state in which the porous grill is tilted in the long side direction by the posture changing means according to the present embodiment. 7 to 12, the same components as those shown in FIGS. 1 to 6 described above are denoted by the same reference numerals. Note that the posture changing means schematically shown in FIGS. 8, 10 and 12 is not shown in FIGS.

  The vehicle air cleaner 20 of the present embodiment shown in FIGS. 7 to 12 is provided with a posture changing means 21 that can change the posture of the porous grill 12 as compared with the one shown in FIGS. The other configurations are basically the same.

  The posture changing means 21 includes a knob 22 that extends from the center of the surface of the porous grill 12 and protrudes into the vehicle compartment 1 from the surface of the cover 10, and frames 23 to 25 that support the porous grill 12. . The first frame 23 is fixed in the case 8, the second frame 24 is movably provided in the first frame 23, and the third frame 25 is in the second frame 24. While being provided so as to be movable, a porous grill 12 is fitted therein. Between the first frame body 23 and the second frame body 24, a pair of rotating shafts 26 provided in the central portion of the short side of the porous grill 12 are interposed, and between the second frame body 24 and the third frame body 25. Is provided with another pair of rotating shafts 27 provided at the center of the long side of the porous grill 12. The porous grill 12 can tilt integrally with the fan 11 and the shroud 13 and tilts in the short side direction (directions indicated by arrows A3 and A4 in FIG. 10) about the pair of rotating shafts 26. Along with the other pair of rotating shafts 27, the porous grill 12 is inclined in the long side direction (directions indicated by arrows A5 and A6 in FIG. 12).

  In the present embodiment, the porous grill 12 and the frames 23 to 25 are in a horizontal state as shown in FIG. 8, and the knob 22 is held and the porous grill 12 as shown in FIGS. By moving in the short side direction, the porous grill 12, the second frame body 24 and the third frame body 25 are inclined in the short side direction around the pair of rotating shafts 26, and the fan 11 and the shroud 13 follow. Similarly, by gripping the knob 22 and moving it in the long side direction of the porous grill 12 as shown in FIG. 11 and FIG. 12, the porous grill 12 and the third frame around the other pair of rotating shafts 27. While the body 25 is inclined in the long side direction, the fan 11 and the shroud 13 follow.

  According to the present embodiment as described above, the same effect as in the first embodiment can be obtained. Further, in the present embodiment, the posture of the porous grill 12 can be changed, and the wind direction of the porous grill 12 can be adjusted according to the physique of the occupant 2, so that air and volatile substances can be more reliably applied to the face 2a of the occupant 2. Since the porous grill 12 plays the role of a ventilator, a separate ventilator is not required.

It is sectional drawing which shows the air cleaner for vehicles concerning 1st Embodiment of this invention, Comprising: Sectional drawing which follows the AA line of FIG. It is another sectional view showing the air cleaner for vehicles concerning a 1st embodiment of the present invention, and is a sectional view which meets the BB line of Drawing 3. The top view which shows the air cleaner for vehicles concerning 1st Embodiment of this invention. The perspective view which shows the state which attached the air cleaner for vehicles concerning 1st Embodiment of this invention to the vehicle interior ceiling. The perspective view of the porous grill provided in the air cleaner for vehicles concerning a 1st embodiment of the present invention. Sectional drawing which shows the flow of the air in the vehicle interior produced with the air cleaner for vehicles concerning 1st Embodiment of this invention. The perspective view which shows the state which attached the air cleaner for vehicles concerning 2nd Embodiment of this invention to the vehicle interior ceiling. The perspective view which shows typically the attitude | position change means provided in the air cleaner for vehicles concerning 2nd Embodiment of this invention. Sectional drawing which shows the state which inclined the porous grill provided in the air cleaner for vehicles concerning 2nd Embodiment of this invention to the short side direction. The perspective view which shows typically the state which inclined the porous grille to the short side direction by the attitude | position change means concerning 2nd Embodiment of this invention. Sectional drawing which shows the state which inclined the porous grill provided in the air cleaner for vehicles concerning 2nd Embodiment of this invention to the long side direction. The perspective view which shows typically the state which inclined the porous grille in the long side direction by the attitude | position change means concerning 2nd Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car compartment 2 Crew 2a Face 4 Ceiling 4a Lining 5 Vehicle air purifier 6 Car body outer plate 8 Case 11 Fan 12 Porous grill 14 Air intake passage 15a Air outlet 15b Air inlet 20 Vehicle air cleaner 21 Attitude change means

Claims (3)

The fan (11) is mounted on the ceiling (4) of the passenger compartment (1) and housed therein, and the air sucked from the suction port (15b) is purified, and the cleaned air is removed by the fan (11). In the vehicle air cleaner that blows out from the outlet (15a) into the passenger compartment (1),
A porous grill (12) formed of a porous material and impregnated with a volatile substance is provided below the fan (11), and the outlet (15a) is connected to an occupant in the passenger compartment (1) ( 2) Open downward toward the face (2a),
The vehicle is characterized in that an air suction passage (14) for sucking air in the passenger compartment (1) is provided in the vertical direction around the porous grill (12) through the suction port (15b). For air purifier.   The vehicle air cleaner according to claim 1, further comprising posture changing means (21) capable of changing a posture of the porous grill (12). A case for accommodating the fan (11), the porous grill (12), and the air suction path (14) between the lining (4a) of the vehicle compartment (1) ceiling (4) and the vehicle body outer plate (6). The vehicle air cleaner according to claim 1 or 2, further comprising (8).

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