JP2019214217A - Air conditioner - Google Patents

Abstract

To provide a configuration which reduces danger due to ozone in an air conditioner which generates the ozone.SOLUTION: The air conditioner is configured to be mentioned below. Namely, the air conditioner includes a first electrode 4aa, a second electrode 4ab, a dielectric base 4ac and a voltage application part 4ad. The air conditioner comprises an ozone generation part which generates electric discharge by applying voltage between the first electrode 4aa and the second electrode 4ab by the voltage application part 4ad and thereby generates the ozone purifying air conditioning wind passing through a ventilation flue AP. Then, the air conditioner further comprises an ozone removal part which removes the ozone generated by the ozone generation part from the air conditioning wind. The ozone removal part is disposed so as to oppose to the first electrode 4aa with a purification space AP1 therebetween which is a part of the ventilation flue ASP.SELECTED DRAWING: Figure 4

Description

  The present invention relates to an air conditioner that generates ozone and supplies conditioned air purified by the generated ozone.

  BACKGROUND ART Conventionally, an air conditioner that generates ozone and supplies air-conditioned air purified by the generated ozone has been proposed. As this type of air conditioner, there is one described in Patent Document 1.

  The air conditioner described in Patent Literature 1 is a vehicle air conditioner mounted on a vehicle, and includes an ozone generation unit that generates ozone. The ozone generator is disposed in the middle of the ventilation path up to the air outlet for blowing the conditioned air into the vehicle interior. This ozone generation unit has two electrodes arranged to face each other, and a voltage application unit for applying a voltage between the two electrodes. The air conditioner generates ozone by applying a voltage between the two electrodes to generate a discharge. In this air conditioner, the conditioned air passing through the ventilation path is purified (eg, deodorized, sterilized, etc.) by the generated ozone and provided to the vehicle interior.

Japanese Patent No. 4881181

  However, since ozone is toxic, there is a concern that a device that generates ozone, such as an air conditioner described in Patent Literature 1, may pose a danger to the occupant's human body.

  In view of the above, it is an object of the present invention to provide a configuration for reducing the risk of ozone in an air conditioner that generates ozone.

  In order to achieve the above object, according to the first aspect of the present invention, the air conditioner that supplies the conditioned air passing through the ventilation path (AP1) includes an ozone generation unit that generates ozone for purifying the conditioned air passing through the ventilation path (AP1). 4) and an ozone removing unit (5) for removing the generated ozone from the air-conditioned air. Then, the ozone generation unit applies a voltage between the first electrode (4aa), the second electrode (4ab) separated from the first electrode, and the first and second electrodes, and generates a voltage that generates ozone. And an application unit (4ad). The ozone removing unit is disposed to face the first electrode with a purification space (AP1) that is a part of the ventilation path interposed therebetween.

  For this reason, in this air conditioner, the conditioned air passing through the ventilation path can be purified (for example, deodorized, sterilized, etc.) by the ozone generated by the ozone generator. In addition, by providing the ozone removing unit disposed to face the first electrode with the purification space interposed therebetween, ozone contained in the conditioned air passing through the purification space can be removed by the ozone removing unit. As a result, the transport of ozone to the space where a person is present is suppressed, and the danger to the human body or the like can be reduced.

  In addition, the code | symbol in the bracket | parenthesis of each means described in this column and the claim shows the correspondence with the specific means as described in embodiment mentioned later.

1 is a schematic diagram illustrating an entire configuration of an air conditioner according to a first embodiment of the present disclosure. It is a figure which expands and shows the ozone generation part in the air conditioner shown in FIG. FIG. 3 is an enlarged view showing a portion surrounded by a closed curve III in FIG. 2. FIG. 4 is an enlarged view showing a peripheral portion of a first electrode in an IV-IV cross section in FIG. 3. FIG. 5 is a diagram showing a VV cross section in FIG. 4. It is a schematic diagram which shows the whole structure of the air conditioner which concerns on another embodiment of this indication. FIG. 11 is a diagram corresponding to FIG. 4 in a first embodiment of another embodiment of the present disclosure. FIG. 11 is a diagram corresponding to FIG. 5 in a first embodiment of another embodiment of the present disclosure. FIG. 10 is a schematic diagram illustrating an overall configuration of an air conditioner according to another embodiment of the present disclosure. FIG. 10 is a schematic diagram illustrating an overall configuration of an air conditioner according to another embodiment of the present disclosure. FIG. 10 is a schematic diagram illustrating an overall configuration of an air conditioner according to another embodiment of the present disclosure.

  Hereinafter, embodiments of the present disclosure will be described with reference to the drawings. In the following embodiments, parts that are the same or equivalent to each other will be described with the same reference numerals.

(First embodiment)
An air conditioner 1 according to a first embodiment of the present disclosure will be described with reference to FIGS. As shown in FIG. 1, the air conditioner 1 according to the present embodiment has a ventilation path AP through which the conditioned air flows, and supplies the conditioned air passing through the ventilation path AP. The air conditioner 1 is a vehicle air conditioner that is mounted on a vehicle and supplies conditioned air to a vehicle compartment of the vehicle. Note that arrows f1 to f3 in FIG. 1 schematically indicate the flow of the conditioned air. In addition, in the drawings other than FIG. 4, the illustration of the voltage application unit 4ad is omitted.

  As shown in FIG. 1, the air conditioner 1 according to the present embodiment includes a case 2, a blower 3, a cooler unit (not shown), a heater unit (not shown), an ozone generator 4, and an ozone remover 5. The blower 3, the cooler unit, the heater unit, the ozone generator 4, and the ozone remover 5 are arranged inside the case 2.

  The case 2 has a ventilation passage AP through which air-conditioned air flows, an inlet (not shown) for introducing outside air or inside air into the ventilation passage AP, and three blowouts for blowing air-conditioned air flowing through the ventilation passage AP into the vehicle interior. Outlets 2a, 2b, 2c are formed. The outside air is air outside the vehicle compartment. Inside air is the air inside the cabin of the vehicle.

  The air outlet 2a has an opening through which the conditioned air passing through the internal space of the duct 2d (that is, a part of the ventilation passage AP) connected to the air outlet 2a is blown into the vehicle interior from the driver side grill G1. It is.

  The air outlet 2b has an opening through which the conditioned air passing through the internal space of the duct 2e (that is, a part of the ventilation passage AP) connected to the air outlet 2b is blown into the passenger compartment from the grill G2 on the passenger seat side. It is.

  The air outlet 2c sends the conditioned air passing through the internal space of the duct 2f (that is, a part of the ventilation passage AP) connected to the air outlet 2c from the grill G3 located between the driver's seat and the passenger seat to the passenger compartment. It is an opening for blowing out.

  The air-conditioning apparatus 1 configured as described above introduces air into the ventilation path AP from the inlet by blowing air from the blower 3, cools the air by the cooler unit, and in some cases, heats the air by the heater unit, and then generates air as the conditioned air. Supply cool or warm air into the cabin. That is, all three ducts 2d to 2f are connected to outlets 2a to 2c that blow out conditioned air toward a space above the vehicle in the vehicle compartment in the vertical direction. Ducts 2d and 2e are so-called side face ducts.

  The ozone generator 4 is a device that generates ozone for purifying conditioned air passing through the ventilation passage AP. As shown in FIG. 2, the ozone generator 4 has a configuration in which a plurality of ozone generation units 4a shown in FIG. 3 are arranged. Specifically, as shown in FIG. 2, the ozone generation unit 4 has a total of 36 ozone generation units 4a arranged in six rectangles vertically and six rectangles horizontally.

  As shown in FIG. 3, each of the 36 ozone generating units 4a has a first electrode 4aa. Most of the first electrode 4aa is buried inside the dielectric substrate 4ac. The first electrode 4aa has five branched portions, and has a sub-electrode 40aa at the tip of each of the five branched portions. As described above, in the present embodiment, the first electrode 4aa has the plurality of sub-electrodes 40aa. As shown in FIG. 4, each of the five sub-electrodes 40aa is exposed outside the dielectric substrate 4ac. Specifically, each of the five sub-electrodes 40aa is exposed to the purification space AP1. The purification space AP1 is a partial space of the ventilation passage AP. Each of the plurality of sub-electrodes 40aa is opposed to a corresponding one of the plurality of sub-removal units 5a described below, with the purification space AP1 interposed therebetween. Further, as shown in FIG. 4, each of the 36 ozone generating units 4a has a second electrode 4ab separated from the first electrode 4aa and a dielectric substrate 4ac.

  Both the first electrode 4aa and the second electrode 4ab are made of a conductive material. The dielectric substrate 4ac is made of a dielectric such as glass. As shown in FIG. 4, at least a part of the dielectric substrate 4ac is sandwiched between the first electrode 4aa and the second electrode 4ab. The ozone generation unit 4 includes a voltage application unit 4ad that applies a voltage between the first electrode 4aa and the second electrode 4ab in each of the 36 ozone generation units 4a.

  In the ozone generation unit 4 configured as described above, the voltage application unit 4ad generates ozone by applying a voltage between the first electrode 4aa and the second electrode 4ab to generate a discharge. The ozone generated in this way purifies the conditioned air passing through the ventilation passage AP.

  Further, as shown in FIG. 1, in the present embodiment, the ozone generation unit 4 is configured such that the purification space AP1 is located above the center line of the duct 2d in the vehicle vertical direction in the internal space of the duct 2d. I have.

  The ozone removing unit 5 is a member that removes ozone generated by the ozone generating unit 4 from the conditioned air. As shown in FIGS. 2 and 3, the ozone removing unit 5 includes a plurality of sub-removing units 5a arranged corresponding to one body 1 on a plurality of sub-electrodes 40aa.

  Each of the plurality of sub-removing units 5a is configured by a filter that carries activated carbon that decomposes ozone. The sub-removal unit 5a may be made of another material as long as it is a member that removes ozone from the conditioned air. That is, the sub-removal unit 5a may be made of, for example, a filter supporting manganese dioxide that decomposes ozone, zeolite that adsorbs ozone, or silica gel.

  As shown in FIGS. 4 and 5, in the present embodiment, each of the plurality of sub-removal portions 5a has a dome shape in which through holes AP2 and AP3 penetrating in a predetermined direction (ie, the left-right direction in FIG. 4) are formed. have. The space surrounded by the dome shape constitutes the purification space AP1. That is, each of the plurality of sub-removal units 5a surrounds the purification space AP1. Further, the through holes AP2 and AP3 are spaces that connect the purification space AP1 and a space outside the dome shape. That is, in the present embodiment, the through holes AP2 and AP3 connect the purification space AP1 to the space on the opposite side of the purification space AP1 of the ozone removal unit 5 in the ventilation passage AP. The dome shape may be a hemispherical shape or a shape deviated from the hemispherical shape.

  Each of the plurality of sub-removed portions 5a is arranged on a surface 4ca of the corresponding dielectric substrate 4ac on the side where the first electrode 4aa is arranged. The ozone removing unit 5 is disposed so as to face the sub-electrode 40aa via a purification space AP1 that is a part of the ventilation passage AP. As described above, the ozone removing unit 5 includes the plurality of sub-removing units 5a corresponding to the plurality of sub-electrodes 40aa on a one-to-one basis. In addition, as shown in FIG. 1, the purification space AP1 is a part of the internal space of the duct 2d.

  As shown in FIG. 5, each of the plurality of sub-removed portions 5a is connected from one end to the other end of the first electrode 4aa in a direction parallel to the surface 4ca of the dielectric substrate 4ac on the side where the sub-electrode 40aa is arranged. It is formed so as to surround the whole up to. Specifically, in the present embodiment, the sub-removal unit 5a is formed such that the purification space AP1 surrounds the entire surface of the sub-electrode 40aa on the side of the ventilation passage AP. The direction parallel to the surface 4ca is a direction parallel to the plane of FIG.

  As described above, in the present embodiment, each of the 36 ozone generation units 4a includes one or more sub removal units 5a. More specifically, one sub-removal unit 5a is provided corresponding to each of the plurality of sub-electrodes 40aa provided in the ozone generation unit 4a. Note that two or more sub-removal parts 5a may be provided corresponding to each of the plurality of sub-electrodes 40aa.

  Further, as shown in FIG. 1, in the present embodiment, the ozone removing unit 5 is configured such that the purification space AP1 is located above the center line in the vehicle vertical direction in the internal space of the duct 2d.

  Further, as shown in FIGS. 1 and 5, in the ozone generation unit 4 and the ozone removal unit 5, the purification space AP1 is configured to extend along the direction in which the duct 2d extends (that is, the vehicle left-right direction). I have.

  As described above, the air conditioner 1 according to the present embodiment includes the ozone removing unit 5 that removes ozone from the conditioned air. Each of the plurality of sub-removing units 5a constituting the ozone removing unit 5 is disposed so as to face the corresponding sub-electrode 40aa with the purification space AP1 that is a part of the ventilation passage AP interposed therebetween.

  For this reason, in the air conditioner 1 according to the present embodiment, the ozone generated by the ozone generator 4 can purify (for example, deodorize, sterilize, etc.) the conditioned air passing through the ventilation passage AP. And, in the air conditioner 1 according to the present embodiment, the ozone contained in the conditioned air passing through the purification space AP1 is reduced by including the sub-removing portion 5a arranged opposite to the sub-electrode 40aa with the purification space AP1 interposed therebetween. , Can be removed by the sub-removal unit 5a. As a result, the transport of ozone to the space where a person is present is suppressed, and the danger to the human body or the like can be reduced.

  In the air conditioner 1 according to the present embodiment, each of the sub-removing portions 5a surrounds the purification space AP1 and has through holes AP2 and AP3. Then, through holes AP2 and AP3 connect the purification space AP1 to the space on the side opposite to the purification space AP1 side of the sub-removal section 5a in the ventilation passage AP.

  Therefore, in the air conditioner 1 according to the present embodiment, the conditioned air introduced into the purification space AP from the through holes AP2 and AP3 can be purified by the ozone generated by the ozone generator 4. Then, in the purification space AP, ozone can be efficiently removed by the sub-removal unit 5a, and can be blown out from the through holes AP2 and AP3.

  In the present embodiment, the corresponding sub-removal section 5a is configured such that the purification space AP1 covers and surrounds the entire surface of the sub-electrode 40aa on the ventilation path AP side. Note that the purification space AP1 is a space around each sub-removal portion 5a, and in particular, a space sandwiched between the sub-electrodes 40aa corresponding to the respective sub-removal portions 5a.

  For this reason, in the air conditioner 1 according to the present embodiment, ozone generated around the sub-electrode 40aa or the sub-electrode 40aa can be more reliably removed by the sub-remover 5a.

  In addition, the ozone removing unit 5 has a plurality of sub removing units 5a corresponding to the plurality of sub electrodes 40aa in one-to-one correspondence. Each of the plurality of sub-electrodes 40aa faces the corresponding one of the plurality of sub-removal sections 5a with the purification space AP1 interposed therebetween.

  For this reason, in the air conditioner 1 according to the present embodiment, ozone is easily removed from each of the plurality of sub-electrodes 40aa with certainty, and the danger to the occupant's body or the like can be further reduced.

  The air conditioner 1 according to the present embodiment is a vehicle air conditioner that is mounted on a vehicle and supplies conditioned air to a cabin of the vehicle.

  For this reason, in the air conditioner 1 according to the present embodiment, the transport of ozone into the vehicle interior or the like is suppressed, and the danger to the human body of the occupant can be reduced.

  In the present embodiment, the ventilation path AP is an internal space of the duct 2d connected to the outlet 2a that blows out the conditioned air toward the upper space in the vehicle vertical direction in the vehicle compartment.

  For this reason, in the air conditioner 1 according to the present embodiment, it is possible to purify the conditioned air going to the upper body (for example, the face) of the occupant. In addition, ozone contained in the air-conditioning air flowing to the upper body (for example, the face) of the occupant can be reduced. Thereby, the air conditioner 1 according to the present embodiment particularly contributes to alleviation of the danger to the human body of the occupant.

  In the present embodiment, the ozone generation unit 4 and the ozone removal unit 5 are configured such that the purification space AP1 is located above the center line of the duct 2d in the vehicle vertical direction in the interior space of the duct 2d.

  For this reason, in the air conditioner 1 according to the present embodiment, it is possible to prevent water existing in the internal space of the duct 2d from adhering to the ozone generation unit 4 (for example, the first electrode 4aa) or the ozone removal unit 5.

  In the present embodiment, the ozone generation unit 4 and the ozone removal unit 5 are configured so that the purification space AP1 extends along the direction in which the duct 2d extends (that is, the vehicle left-right direction).

  For this reason, in the air conditioner 1 according to the present embodiment, the ventilation resistance of the conditioned air passing near the ozone generation unit 4 and the ozone removal unit 5 is reduced, and the decrease in the wind speed of the conditioned air can be reduced.

  In this embodiment, a filter carrying activated carbon or manganese dioxide is employed as one specific example of the sub-removal section 5a.

(Other embodiments)
The present disclosure is not limited to the above-described embodiment, and can be appropriately changed within the scope described in the claims.

  For example, in the first embodiment, the ozone generation unit 4 and the ozone removal unit 5 are configured such that the purification space AP1 is located above the vertical direction of the vehicle in the internal space of the duct 2d. However, as shown in FIG. 6, in the first embodiment, the ozone generation unit 4 and the ozone removal unit 5 are configured such that the purification space AP1 is located on the lower side in the vehicle vertical direction in the internal space of the duct 2d. You may. In this case, although the specific effects obtained by disposing the ozone generation unit 4 and the ozone removal unit 5 on the upper side cannot be obtained, other effects described in the first embodiment can be obtained.

  In the first embodiment, the sub-removal portion 5a is formed such that the purification space AP1 surrounds the entire surface of the sub-electrode 40aa on the side of the ventilation passage AP. However, as shown in FIGS. 7 and 8, the sub-removal section 5a may be formed so that the purification space AP1 surrounds part of the surface of the sub-electrode 40aa on the side of the ventilation passage AP. In this case, although the specific effect obtained by forming the sub-removal portion 5a so as to surround the entire surface of the sub-electrode 40aa on the side of the ventilation path AP cannot be obtained, the other effects described in the first embodiment are not obtained. can get.

  Further, a configuration in which a plurality of devices each including the ozone generation unit 4 and the ozone removal unit 5 in the first embodiment are stacked may be employed. In this case, the effects of purifying ozone and removing ozone can be particularly enhanced.

  As shown in FIG. 9, in the air conditioner 1 including the evaporator 6 for cooling the conditioned air, the ozone generation unit 4 and the ozone removal unit 5 in the first embodiment are replaced with the evaporator 6 in the purification space AP1. It may be arranged on the upstream side of the flow of the conditioned air. In this case, the purification of ozone by the ozone generator 4 can prevent the odor due to ozone from being accumulated in the evaporator 6. Note that the arrow f4 in FIG. 9 schematically shows the flow of the conditioned air.

  Further, as shown in FIG. 10, a configuration may be provided that includes a deodorizing filter 7 that is disposed in the ventilation passage AP of the air conditioner 1 and that adsorbs odor components contained in the conditioned air. In this case, the odor component adsorbed on the deodorizing filter 7 can be decomposed by the ozone generated by the discharge of the first electrode 4aa. Thereby, the life of the deodorizing filter 7 can be extended. Note that an arrow f5 in FIG. 10 schematically shows the flow of the conditioned air.

  As shown in FIG. 11, in the air conditioner 1, the ozone generation unit 4 and the ozone removal unit 5 in the first embodiment are disposed at an outlet 2 g for blowing out conditioned air from inside the air conditioner 1 to the outside. You may.

(Summary)
In a first aspect shown in part or all of the above embodiments, an air conditioner that supplies conditioned air passing through a ventilation path includes an ozone generation unit that generates ozone that purifies conditioned air flowing through the ventilation path. And an ozone removing unit for removing the generated ozone from the conditioned air. The ozone generation unit includes a first electrode, a second electrode separated from the first electrode, and a voltage application unit that generates ozone by applying a voltage between the first electrode and the second electrode. The ozone removing unit is disposed to face the first electrode with a purification space that is a part of the ventilation path therebetween.

  According to a second aspect shown in part or all of the above embodiments, in the air conditioner according to the first aspect, the ozone removing unit surrounds the purification space and has a through hole. The through-hole connects the space in the ventilation path on the opposite side of the purification space side of the ozone removing section to the purification space.

  According to the second aspect, the conditioned air introduced into the space surrounded by the dome shape from the through hole can be purified by the ozone generated by the ozone generator. Then, in the space surrounded by the dome shape, ozone can be efficiently removed by the ozone removing unit, and can be blown out from the through-hole.

  In a third aspect shown in part or whole of each of the above embodiments, in the air conditioner according to the second aspect, the ozone removing unit is configured such that the purification space surrounds the entire surface of the first electrode on the ventilation path side. Is formed.

  According to the third aspect, ozone generated around the first electrode or the first electrode can be more reliably removed by the ozone removing unit.

  According to a fourth aspect shown in a part or all of the above embodiments, in the air conditioner according to any one of the first to third aspects, the first electrode has a plurality of sub-electrodes. The ozone removing section has a plurality of sub-removing sections corresponding to the plurality of sub-electrodes on a one-to-one basis. Each of the plurality of sub-electrodes is opposed to a corresponding one of the plurality of sub-removal portions with a purification space therebetween.

  According to the fourth aspect, ozone is easily removed from each of the plurality of sub-electrodes without fail, and the danger to the human body of the occupant can be further reduced.

  According to a fifth aspect shown in whole or part of each of the above embodiments, in the air conditioner according to any one of the first to fourth aspects, the air conditioner is mounted on a vehicle, and air conditioning is performed in a vehicle compartment of the vehicle. It is a vehicle air conditioner that supplies wind.

  According to the fifth aspect, the transport of ozone into the vehicle interior or the like is suppressed, and the danger to the human body of the occupant can be reduced.

  In a sixth aspect described in part or all of the above embodiments, in the air conditioner according to the fifth aspect, the ventilation space blows out the conditioned air toward a space above the vehicle in the vehicle compartment in the up-down direction. It is a part of the internal space of the duct connected to the outlet.

  According to the sixth aspect, it is possible to purify the conditioned air going to the upper body (for example, the face) of the occupant. In addition, ozone contained in the air-conditioning air flowing to the upper body (for example, the face) of the occupant can be reduced. This particularly contributes to mitigating the danger to the occupant's body and the like.

  According to a seventh aspect shown in part or whole of each of the above embodiments, in the air conditioner according to the fifth or sixth aspect, a purification space is provided above the center line of the duct in the vehicle vertical direction in the interior space of the duct. The ozone generation unit and the ozone removal unit are configured to be located.

  According to the seventh aspect, it is possible to prevent water existing in the internal space of the duct from adhering to the ozone generation unit (for example, the first electrode) and the ozone removal unit.

  According to an eighth aspect shown in whole or part of each of the above embodiments, in the air conditioner according to any one of the fifth to seventh aspects, the ozone generation unit and the ozone removal unit are arranged such that the ventilation space extends in a direction in which the duct extends. It is configured to extend along.

  According to the eighth aspect, the ventilation resistance of the conditioned air passing in the vicinity of the ozone generation unit and the ozone removal unit is reduced, and the decrease in the wind speed of the conditioned air can be reduced.

  According to a ninth aspect shown in whole or part of each of the above embodiments, in the air conditioner according to any one of the fifth to eighth aspects, the vehicle air conditioner includes an evaporator for cooling conditioned air. Have. Further, the ozone generation unit is disposed downstream of the evaporator in the flow of the conditioned air in the ventilation space.

  According to the ninth aspect, the purification of ozone by the ozone generation unit can prevent odors and the like due to ozone from accumulating in the evaporator.

  According to a tenth aspect shown in whole or part of each of the above embodiments, in the air conditioner according to any one of the first to ninth aspects, the ozone removing unit is a filter supporting activated carbon or manganese dioxide.

  According to an eleventh aspect shown in a part or all of the above embodiments, in the air conditioner according to any one of the first to tenth aspects, the air conditioner is disposed in a ventilation path and absorbs an odor component contained in the conditioned air. It has a deodorizing filter.

  According to the eleventh aspect, the odor component adsorbed on the deodorizing filter can be decomposed by the ozone generated by the discharge of the first electrode. Thereby, the life of the deodorizing filter can be extended.

4aa 1st electrode 40aa Sub electrode 4ab 2nd electrode 4ad Voltage application part 5 Ozone removal part 5a Sub removal part AP ventilation passage AP1 purification space AP2 through hole AP3 through hole 2a outlet 2d duct 6 evaporator 7 deodorizing filter

Claims (11)

An air conditioner for supplying conditioned air passing through a ventilation path (AP1),
An ozone generator (4) for generating ozone for purifying the conditioned air passing through the ventilation path;
An ozone removing unit (5) for removing the generated ozone from the air-conditioned air,
The ozone generator generates the ozone by applying a voltage between a first electrode (4aa), a second electrode (4ab) separated from the first electrode, and the first and second electrodes. And a voltage application unit (4ad) for generating
The air conditioner, wherein the ozone removing unit is disposed to face the first electrode with a purification space (AP1) being a part of the ventilation path. The ozone removing unit surrounds the purification space and has through holes (AP2, AP3) formed therein.
2. The air conditioner according to claim 1, wherein the through-hole connects a space on the opposite side of the ozone removal unit to the purification space in the ventilation path and the purification space. 3.   The air conditioner according to claim 2, wherein the ozone removing unit is formed so that the purification space surrounds the entire surface of the first electrode on the ventilation path side. The first electrode has a plurality of sub-electrodes (40aa),
The ozone removing section has a plurality of sub removing sections (5a) corresponding to the plurality of sub electrodes in a one-to-one correspondence,
The air conditioner according to any one of claims 1 to 3, wherein each of the plurality of sub-electrodes faces the corresponding one of the plurality of sub-removal units via the purification space. .   The air conditioner according to any one of claims 1 to 4, wherein the air conditioner is a vehicle air conditioner that is mounted on a vehicle and supplies the conditioned air to a cabin of the vehicle.   The air conditioner according to claim 5, wherein the ventilation path is an internal space of a duct (2d) connected to an outlet (2a) that blows out the conditioned air toward a space above and below the vehicle in the vehicle compartment. apparatus.   The ozone generation unit and the ozone removal unit according to claim 5 or 6, wherein the ozone generation unit and the ozone removal unit are configured such that the purification space is located above a center line of the duct in the vehicle vertical direction in the internal space of the duct. Air conditioner.   The air conditioner according to any one of claims 5 to 7, wherein the ozone generation unit and the ozone removal unit are configured so that the purification space extends along a direction in which the duct extends. The vehicle air conditioner has an evaporator (6) for cooling the conditioned air,
The air conditioner according to any one of claims 5 to 8, wherein the ozone generation unit is disposed upstream of the evaporator in the flow of the conditioned air in the ventilation path.   The air conditioner according to any one of claims 1 to 9, wherein the ozone removing unit is a filter supporting activated carbon or manganese dioxide.   The air conditioner according to any one of claims 1 to 10, further comprising a deodorizing filter (7) arranged in the ventilation path and adsorbing an odor component contained in the air-conditioned air.

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