KR20220048817A - Air conditioning system for automotive vehicles - Google Patents

Abstract

The present invention relates to an air conditioning apparatus for a vehicle. An objective of the present invention is to improve the installation position of a photocatalyst module to allow hyperoxic radicals created by the photocatalyst module to come in contact with a larger amount of air, thereby increasing the removal processing efficiency of bad smells, bacteria, and various contaminants in blowing air inside a vehicle. To achieve the objective, the air conditioning apparatus for a vehicle comprises a photocatalyst module discharging hyperoxic radicals to an internal flow path of an air conditioning case unit while causing a photocatalytic reaction to purify air blown into a vehicle along the internal flow path. The photocatalyst module is installed on an outer surface portion of the air conditioning case unit between a blower sucking inside and outside air to blow the inside and outside air into the vehicle and a heat exchanger cooling or heating air blown into the vehicle.

Description

Vehicle air conditioning system {AIR CONDITIONING SYSTEM FOR AUTOMOTIVE VEHICLES}

The present invention relates to an air conditioner for a vehicle, and more particularly, to improve the installation position of the photocatalyst module so that peroxygen radicals generated in the photocatalyst module can contact a larger amount of air, and through this, It relates to an air conditioning system for a vehicle capable of increasing the efficiency of removal and treatment of bad odors, bacteria and various contaminants in blown air.

Cars are equipped with an air conditioning system that regulates the temperature inside the vehicle. The air conditioning system sucks air from inside and outside the vehicle, heats and cools the intake air to an optimal temperature, and blows it into the interior of the vehicle.

In particular, in winter, the blowing air inside the vehicle is heated to keep the inside of the vehicle warm, and in summer, the blowing air inside the vehicle is cooled to keep the inside of the vehicle cool. Therefore, the temperature inside the vehicle is always maintained in a comfortable state.

On the other hand, in such an air conditioner, it is an important task to maintain not only the air temperature inside the vehicle, but also the air quality inside the vehicle in an optimal state.

In particular, the air in the vehicle interior is easily polluted due to the narrow and sealed environment and fine dust and various pollutants introduced from the outside. is becoming

As a method for improving the air quality in a vehicle interior, there is a technique using a photocatalyst module.

In this technology, a photocatalyst module equipped with a light source unit and a catalyst unit is installed on the internal flow path of the air conditioner. The photocatalytic reaction of the catalyst unit is induced through the visible light of the light source unit, and superoxide radical (Superoxide Radical) is induced through the photocatalytic reaction of the catalyst unit. ), and removes odors, bacteria and various contaminants from the air blown into the vehicle interior through the generated peroxygen radicals.

Such a photocatalyst module removes odors, bacteria, and various contaminants in the air blown into the vehicle interior, thereby increasing the cleanliness of the air blown into the vehicle interior, thereby improving the air quality in the vehicle interior.

On the other hand, the photocatalyst module is preferably installed in an optimal position among the parts of the air conditioner in order to effectively remove odors, bacteria, and various contaminants in the blowing air inside the vehicle.

In particular, it is preferable that the air conditioner be installed in the portion with the largest amount of air flow among the internal flow passages of the air conditioner so that as much air as possible and the peroxygen radicals can come into contact with each other.

In addition, for the convenience of repair, maintenance and inspection, the photocatalyst module is preferably installed in a position where it can be more easily separated or assembled from the air conditioner.

In particular, various air conditioning parts and vehicle parts are installed around the air conditioning case part and the air conditioning case part of the air conditioner, for example, a door actuator, a heater core pipe, and an air conditioning duct ( Duct), dash board, blower resistor, etc. are installed, and they are installed in the air conditioning case part where there is no interference with these surrounding parts, so it can be easily separated or assembled during repair, maintenance and inspection. there should be

The present invention has been devised to solve the conventional problems as described above, and its object is to improve the installation position of the photocatalyst module, so that peroxygen radicals generated in the photocatalyst module can contact a larger amount of air An object of the present invention is to provide an air conditioning system for a vehicle.

Another object of the present invention is to increase the efficiency of the removal treatment of odors, bacteria and various contaminants in the air blown inside the vehicle by configuring the peroxygen radicals generated in the photocatalyst module to come into contact with a larger amount of air, Accordingly, an object of the present invention is to provide an air conditioner for a vehicle capable of improving the air quality in the vehicle interior by increasing the cleanliness of the blowing air in the vehicle interior.

Another object of the present invention is to provide an air conditioning apparatus for a vehicle in which a photocatalyst module is assembled in an air conditioning case part, but can be easily separated and assembled in a part that does not interfere with surrounding parts.

Another object of the present invention is to provide an air conditioner for a vehicle that can improve workability during repair, replacement, and inspection by configuring the photocatalyst module to be easily separated and assembled in the air conditioning case part without interference with surrounding parts. is to do

In order to achieve this object, the air conditioner for a vehicle according to the present invention emits peroxygen radicals into the internal flow path of the air conditioning case unit while generating a photocatalytic reaction, and purifies the air blown into the vehicle interior along the internal flow path. In the air conditioner for a vehicle including a photocatalyst module, the photocatalyst module comprises: an outer surface of the air conditioning case part between a blower that sucks in internal and external air and blows it into a vehicle interior, and a heat exchanger that cools or heats the air blown into the vehicle interior It is characterized in that it is installed in the part.

And the photocatalyst module is installed in the blower case part of the air conditioning case part between the blower and the heat exchanger.

And the photocatalyst module is installed on the blower case portion, characterized in that it is installed on the side wall portion of the blower case outer surface in the vehicle interior direction with respect to the dashboard (Dash Board).

And a blower resistor (Blower Resister) for adjusting the rotation speed of the blower is installed on the outer side wall portion of the blower case; The photocatalyst module is characterized in that it is installed in the blower case portion above the blower resistor based on the direction of gravity.

And the photocatalyst module is assembled by being inserted into the through hole formed in the outer side wall portion of the blower case; It characterized in that it further comprises a fastening part capable of separably fastening the photocatalyst module assembled to the through hole of the blower case to the blower case in a vehicle interior direction.

And the fastening portion includes: a pair of fastening bosses projecting toward the inside of the vehicle from the blower case portion on both sides of the circumference of the through hole with the through hole interposed therebetween; a pair of fastening pieces formed on the photocatalyst module to respectively correspond to the fastening bosses; and a pair of fastening screws for separably fastening the photocatalyst module to the blower case by screwing the corresponding fastening bosses and fastening pieces, respectively.

And when the photocatalyst module is assembled to the blower case, it is characterized in that it is assembled with directionality toward a specific direction.

And when the photocatalyst module is assembled in the through hole of the blower case, it is characterized in that it further comprises an erroneous assembly preventing part for preventing it from being erroneously assembled toward a place other than a specific direction.

And the erroneous assembly prevention unit enables the fastening of the photocatalyst module to the blower case when the photocatalyst module is assembled in a specific direction in the process of assembling the photocatalyst module to the through hole of the blower case; It is characterized in that it is a fastening part that makes it impossible to fasten the photocatalyst module to the blower case when it is erroneously assembled toward a place other than a specific direction.

And the photocatalyst module is characterized in that it is properly assembled in the through hole of the blower case so that an electric connector for introducing external electricity is directed toward the blower.

And the erroneous assembly prevention unit, when assembling the photocatalyst module with respect to the through hole of the blower case, the electrical connector of the photocatalyst module is characterized in that it prevents erroneous assembly toward the direction other than the blower side.

According to the air conditioner for a vehicle according to the present invention, since the photocatalyst module is installed on the air passage between the heat exchanger and the blower, there is an effect that the catalyst part of the photocatalyst module can be in contact with a large amount of air discharged from the blower.

In addition, since the catalyst part of the photocatalyst module can come into contact with a large amount of air discharged from the blower, the peroxygen radicals generated from the catalyst part can contact with as much air as possible, thereby allowing the blowing air inside the vehicle. It has the effect of remarkably improving the cleanliness of the blowing air in the vehicle interior by increasing the efficiency of removal of bad odors, bacteria and various contaminants.

In addition, since the photocatalyst module is installed in the air conditioning case part, there is no interference with the surrounding parts, and is installed in the direction side of the vehicle interior, there is an effect that the photocatalyst module can be separated and assembled more easily and conveniently from the air conditioning case part.

In addition, since the photocatalyst module can be more easily and conveniently separated and assembled from the air conditioning case unit, there is an effect of improving the convenience of work during replacement, inspection, and maintenance of the photocatalyst module.

In addition, when the photocatalyst module is incorrectly assembled, it is fundamentally impossible to fasten the air conditioning case part, and since it is a structure that can be confirmed with the naked eye, there is an effect that the operator can easily recognize whether the photocatalyst module is incorrectly assembled.

In addition, since the operator can easily recognize whether or not the photocatalyst module is incorrectly assembled, it is possible to fundamentally prevent the erroneous assembly of the photocatalyst module, and as a result, it is possible to prevent the mass production of defective products.

1 is an exploded perspective view showing the configuration of an air conditioner for a vehicle according to the present invention;
2 is a front view showing the configuration of an air conditioner for a vehicle according to the present invention;
3 is a plan sectional view showing the configuration of an air conditioner for a vehicle according to the present invention;
4 is a cross-sectional view taken along line IV-IV of FIG. 2, showing a state in which the photocatalyst module constituting the vehicle air conditioner of the present invention is properly assembled in the blower case;
5 is a view showing a state in which the photocatalyst module constituting the air conditioner for a vehicle according to the present invention is erroneously assembled in the blower case.

Hereinafter, a preferred embodiment of an air conditioner for a vehicle according to the present invention will be described in detail with reference to the accompanying drawings.

First, before looking at the air conditioner for a vehicle according to the present invention, a photocatalytic module 10 of the air conditioner will be briefly described with reference to FIGS. 1 to 3 .

The photocatalyst module 10 includes a module case 12 , a light source unit 14 installed in the module case 12 , and a catalyst unit 16 .

The light source unit 14, which is built in the module case 12, emits visible light while operating by electricity applied to the electric connector 12a of the module case 12.

The catalyst unit 16 passes through the through hole 22 formed in the air conditioning case unit 20 and is disposed in the internal flow path 20a of the air conditioning case unit 20. The catalyst unit 16 thus arranged is a light source unit. Peroxygen radicals are generated while generating a photocatalytic reaction by the visible light of (14), and odors and bacteria and Removes and treats various contaminants.

Next, the features of the vehicle air conditioner according to the present invention will be described in detail with reference to FIGS. 1 to 5 .

First, referring to FIGS. 1 to 3 , in the air conditioner of the present invention, the photocatalyst module 10 includes an air conditioning case unit 20 between an intake unit 30 and a heat exchanger unit 40 . ) has a structure that is installed in the part.

More specifically, the photocatalyst module 10 includes an intake unit 30 that sucks internal and external air and blows it into the vehicle interior, and a heat exchanger unit 40 that cools or heats the air blown into the vehicle interior. It is installed in the air conditioning case part (20).

In particular, the photocatalyst module 10 may be disposed on the air flow path between the blower 32 of the intake unit 30 and the heat exchanger 42 of the heat exchanger unit 40, the blower 32 and It is installed on the outer surface of the air conditioning case portion 20 between the heat exchangers (42).

Preferably, the photocatalyst module 10 is installed on the outer surface of the air conditioning case unit 20 on the downstream side of the blower 32 among the air conditioning case units 20 between the blower 32 and the heat exchanger 42 .

Since the photocatalyst module 10 has a structure installed in the air conditioning case unit 20 between the blower 32 and the heat exchanger 42 , the catalyst unit is located on the air flow path between the blower 32 and the heat exchanger 42 . (16) is placed. In particular, it allows the catalyst unit 16 to be disposed on the air flow path downstream of the blower 32 .

Accordingly, the catalyst unit 16 can come into contact with a large amount of air discharged from the blower 32 . As a result, the peroxygen radicals generated in the catalyst unit 16 can come into contact with as much air as possible. As a result, the removal treatment efficiency of odors, bacteria, and various contaminants in the ventilation air inside the vehicle is significantly improved.

On the other hand, the photocatalyst module 10 is installed in the air conditioning case unit 20 on the downstream side of the blower 32, and as shown in FIG. It is preferable to be installed in the air conditioning case portion 20 of the direction.

This is to enable replacement, inspection, and repair of the photocatalyst module 10 in the vehicle interior direction, thereby making it easier and more convenient to replace, inspect, and repair the photocatalyst module 10 .

In addition, the photocatalyst module 10, as shown in FIGS. 1 and 2, is preferably installed in the blower case 34 part of the air conditioning case part 20 on the downstream side of the blower 32.

In particular, of the blower case 34, it is preferable to be installed on the side wall 36 facing the inside of the vehicle.

Here, the photocatalyst module 10 installed on the vehicle interior side wall 36 of the blower case 34 is installed at the uppermost portion of the vehicle interior side wall 36 of the blower case 34 in the direction of gravity. It is preferable to be

In particular, on the side wall 36 of the blower case 34, a blower resistor 60 for adjusting the rotation speed of the blower 32 is installed, and the photocatalyst module 10 is It is preferable to be installed in the blower case 34 above the blower register 60 as a reference.

The reason for this configuration is, as shown in FIG. 4, the blower resistor 60 is provided with a heat dissipation fin 62, and the heat dissipation fin 62 passes through the blower case 34 and protrudes into the internal flow path 20a, At this time, since moisture is often condensed on the heat dissipation fins 62 of the blower resistor 60 , this is to prevent being affected by the condensed moisture.

Here, the blower case 34 is assembled into a single body by the upper and lower molds of the upper case 34a and the lower case 34b. At this time, the photocatalyst module 10 is the upper side of the blower case 34 . It is preferably installed in the case 34a, and the blower resistor 60 is installed in the lower case 34b of the blower case 34 .

Again, referring to FIGS. 1 to 3 , a through hole 22 for assembling the photocatalyst module 10 is formed in the side wall 36 of the blower case 34 .

The through hole 22 is formed in the side wall 36 portion of the blower case 34 in the vehicle interior direction, and penetrates from the side wall 36 of the blower case 34 toward the internal flow path 20a.

The photocatalyst module 10 is inserted into the through hole 22 and assembled. In particular, the photocatalyst module 10 is inserted and assembled so that the catalyst unit 16 passes through the through hole 22 and protrudes into the internal flow path 20a.

On the other hand, the photocatalyst module 10 inserted into the through hole 22 and assembled is detachably fixed to the side wall 36 of the blower case 34 by the fastening part 70 .

The fastening part 70 includes a plurality of fastening bosses 72 formed in the blower case 34 around the through hole 22 and a photocatalyst module ( It includes a plurality of fastening pieces 74 formed in 10) and a plurality of fastening screws 76 for respectively screwing a fastening boss 72 and fastening pieces 74 corresponding to each other.

The fastening boss 72 is formed on both sides of the through hole 22 with the through hole 22 interposed therebetween, and the fastening pieces 74 correspond to the fastening bosses 72 on both sides, respectively. It is formed on both sides of the module case 12 of the photocatalyst module 10 so as to be able to do so.

Since the fastening part 70 screws the photocatalyst module 10 fitted into the through hole 22 and coupled to the side wall 36 of the blower case 34, the photocatalyst module 10 is attached to the blower case 34. It can be fixedly installed on the side wall 36 of the.

In addition, if only the fastening screw 76 is loosened, the photocatalyst module 10 fixedly installed in the blower case 34 can be separated from the blower case 34, so that the photocatalyst module 10 can be replaced, inspected, and repaired more easily It can be done conveniently.

Here, the fastening boss 72 of the fastening part 70 protrudes from the side wall 36 of the blower case 34 toward the inside of the vehicle, and the photocatalyst module 10 corresponding to the fastening boss 72 is fastened. The pieces 74 are also configured to face the vehicle interior direction.

The reason for this configuration is so that the photocatalyst module 10 can be separated and assembled in the vehicle interior direction.

Again, referring to FIGS. 1 to 3 , the photocatalyst module 10 is assembled with directionality when assembled to the blower case 34 .

In particular, the electric connector 12a installed on the side surface of the module case 12 should be assembled into the through hole 22 of the blower case 34 to face the blower 32 side.

The reason for this configuration is that the external connector C connected to the electrical connector 12a of the photocatalyst module 10 is arranged from the blower 32 side.

On the other hand, in the process of assembling the photocatalyst module 10 with respect to the through hole 22 of the blower case 34, the electrical connector 12a of the photocatalyst module 10 is erroneously assembled toward the opposite side of the blower 32. may occur.

In particular, the through-hole 22 of the blower case 34 is symmetrical to the left and right with respect to the blower 32 side, and the photocatalyst module 10 is also symmetrical to the left and right according to the shape of the through-hole 22 . Because of the structure, when assembling the photocatalyst module 10 with respect to the through hole 22 of the blower case 34, the left and right positions of the photocatalyst module 10 are changed and assembled incorrectly, as a result, the electrical connector 12a A case in which the blower 32 is erroneously assembled toward the opposite direction frequently occurs.

In order to solve this problem, the air conditioner of the present invention is incorrectly assembled by changing the left and right positions of the photocatalyst module 10 when assembling the photocatalyst module 10 with respect to the through hole 22 of the blower case 34 . and an erroneous assembly prevention part 80 to prevent it.

As shown in FIGS. 1, 4 and 5, the erroneous assembly prevention part 80 is a blower case 34 when the photocatalyst module 10 is properly assembled in the through hole 22 of the blower case 34. Enables the fastening of the photocatalyst module 10 to the blower case 34, and when the photocatalyst module 10 is erroneously assembled in the through hole 22 of the blower case 34, the photocatalyst module 10 is fastened to the blower case 34 It is characterized in that it is the fastening part 70 that makes it impossible.

In detail, the erroneous assembly prevention part 80 includes the fastening bosses 72 and the fastening pieces 74 of the fastening part 70 .

The fastening bosses 72 of the fastening part 70 protrude from the blower case 34, and have different heights (L1, L2) and protrude.

The fastening pieces 74 of the fastening part 70 are formed on the outer surface of the photocatalyst module 10, and as shown in FIG. 4, the photocatalyst module 10 is the through hole 22 of the blower case 34. It is configured to be aligned without a gap in accordance with the length of the fastening bosses 72 of the blower case 34 when assembled to the .

Accordingly, screw fastening with the fastening boss 72 is possible, thereby enabling fastening of the photocatalyst module 10 to the blower case 34 .

Conversely, as shown in FIG. 5 , when the photocatalyst module 10 is erroneously assembled in the through hole 22 of the blower case 34 , the length of each of the fastening bosses 72 of the blower case 34 is matched. They are not aligned and are configured to cause gaps.

Accordingly, screw fastening with the fastening boss 72 is impossible, thereby making it impossible to fasten the photocatalyst module 10 to the blower case 34 .

As a result, the erroneous assembly prevention unit 80 determines whether the fastening boss 72 and the fastening piece 74 can be fastened, and at the same time recognizes this to the operator and visually inspects whether the photocatalyst module 10 is erroneously assembled. make it possible to check

Thereby, erroneous assembly of the photocatalyst module 10 with respect to the through hole 22 of the blower case 34 is fundamentally prevented.

In particular, as the left and right positions of the photocatalyst module 10 are changed, the electrical connector 12a of the outer surface is fundamentally prevented from being incorrectly assembled toward the opposite side of the blower 32 .

According to the vehicle air conditioner of the present invention having such a configuration, since the photocatalyst module 10 is installed on the air flow path between the heat exchanger 42 and the blower 32, the catalyst part of the photocatalyst module 10 ( 16) to be in contact with a large amount of air discharged from the blower 32.

In addition, since the catalyst unit 16 of the photocatalyst module 10 is allowed to contact a large amount of air discharged from the blower 32, the peroxygen radicals generated in the catalyst unit 16 can generate as much air as possible. and, thereby, increasing the removal treatment efficiency of bad odors, bacteria and various contaminants in the blowing air inside the vehicle, and remarkably improving the cleanliness of the blowing air inside the vehicle.

In addition, since the photocatalyst module 10 is installed in the air conditioning case unit 20 , there is no interference with surrounding parts, and is installed in the interior direction of the vehicle, the photocatalyst module 10 is removed from the air conditioning case unit 20 . It can be disassembled and assembled more easily and conveniently.

In addition, since the photocatalyst module 10 can be more easily and conveniently separated and assembled from the air conditioning case unit 20 , the convenience of work can be improved during replacement, inspection and maintenance of the photocatalyst module 10 .

In addition, when the photocatalyst module 10 is incorrectly assembled, the fastening to the air conditioning case unit 20 is fundamentally impossible, and since it is a structure that can be confirmed with the naked eye, the operator can easily recognize whether the photocatalyst module 10 is incorrectly assembled. there is.

In addition, since the operator can easily recognize whether or not the photocatalyst module 10 is incorrectly assembled, it is possible to fundamentally prevent the erroneous assembly of the photocatalyst module 10, and as a result, it is possible to prevent the mass production of defective products. .

In the above, preferred embodiments of the present invention have been exemplarily described, but the scope of the present invention is not limited to such specific embodiments, and can be appropriately changed within the scope described in the claims.

10: photocatalyst module (Module) 12: module case (Module Case)
12a: electric connector (Connector) 14: light source part
16: catalyst unit 20: air conditioning case unit
20a: internal flow path 22: through hole
30: Intake Unit 32: Blower
34: blower case 34a: upper case
34b: lower case 36: side wall
40: heat exchanger unit 42: heat exchanger
50: Dashboard (Dash Board)
60: Blower Resister
70: fastening part 72: fastening boss (Boss)
74: fastening piece 76: fastening screw
80: erroneous assembly prevention part

Claims (14)

A vehicle air conditioner comprising a photocatalyst module for purifying air blown into a vehicle interior along the internal flow path by emitting peroxygen radicals to the internal flow path of the air conditioning case unit while causing a photocatalytic reaction,
The photocatalyst module,
An air conditioner for a vehicle, characterized in that it is installed on an outer surface of the air conditioning case part between a blower that sucks in and out air and blows it into the vehicle, and a heat exchanger that cools or heats the air blown into the vehicle. The method of claim 1,
The photocatalyst module,
The air conditioner for a vehicle, characterized in that it is installed in the blower case part of the air conditioning case part between the blower and the heat exchanger. 3. The method of claim 2,
The photocatalyst module,
The air conditioner for a vehicle, characterized in that it is installed on the blower case, and is installed on the side wall of the blower case in the interior direction of the vehicle based on the dashboard (Dash Board). 4. The method of claim 3,
A blower resistor for controlling the rotation speed of the blower is installed on the outer side wall portion of the blower case;
The photocatalyst module,
An air conditioner for a vehicle, characterized in that it is installed on the blower case part above the blower register based on the direction of gravity. 5. The method of claim 4,
The blower case,
It is assembled into one body by the upper and lower molds of the upper case and the lower case;
The photocatalyst module is installed in an upper case of the blower case, and the blower resistor is installed in a lower case of the blower case. 6. The method of claim 5,
The photocatalyst module,
It is assembled by being inserted into the through hole formed in the outer side wall portion of the blower case;
The vehicle air conditioner according to claim 1, further comprising: a fastening part capable of detachably fastening the photocatalyst module assembled to the through hole of the blower case to the blower case in a vehicle interior direction. 7. The method of claim 6,
The fastening part,
a pair of fastening bosses protruding toward the inside of the vehicle interior from the blower case portion on both sides of the periphery of the through hole with the through hole interposed therebetween;
a pair of fastening pieces formed on the photocatalyst module to respectively correspond to the fastening bosses;
and a pair of fastening screws for separably fastening the photocatalyst module to the blower case by screwing the corresponding fastening bosses and fastening pieces, respectively. 8. The method according to any one of claims 2 to 7,
The photocatalyst module,
When assembled to the blower case, the vehicle air conditioner, characterized in that it is assembled with a direction toward a specific direction. 9. The method of claim 8,
The photocatalyst module,
When assembling in the through hole of the blower case, the vehicle air conditioner further comprises an erroneous assembling preventing portion to prevent erroneous assembly toward a non-specific direction. 10. The method of claim 9,
The erroneous assembly prevention part,
In the process of assembling the photocatalyst module with respect to the through hole of the blower case,
to enable fastening of the photocatalyst module to the blower case when assembled in a specific direction;
An air conditioner for a vehicle, characterized in that it is a fastening part that makes it impossible to fasten the photocatalyst module to the blower case when it is erroneously assembled toward a place other than a specific direction. 11. The method of claim 10,
The photocatalyst module,
The air conditioner for a vehicle, characterized in that the electric connector for introducing external electricity is directly assembled in the through hole of the blower case so as to face the blower side. 12. The method of claim 11,
The erroneous assembly prevention part,
When assembling the photocatalyst module to the through hole of the blower case, the electric connector of the photocatalyst module is prevented from being incorrectly assembled toward a direction other than the blower side. 13. The method of claim 12,
The fastening part,
In the process of assembling the photocatalyst module with respect to the through hole of the blower case,
When the electrical connector of the photocatalyst module is assembled to face the blower side, it is possible to fasten the photocatalyst module to the blower case;
When the electrical connector of the photocatalyst module is erroneously assembled to face a direction other than the blower side, it is characterized in that it is impossible to fasten the photocatalyst module to the blower case. 14. The method of claim 13,
The fastening bosses of the fastening part have different heights and protrude from the blower case;
The fastening pieces of the fastening part,
When the photocatalyst module is properly assembled in the through hole of the blower case, it is aligned without a gap according to the length of each of the fastening bosses of the blower case;
When the photocatalyst module is erroneously assembled in the through hole of the blower case, it is not aligned with the length of each of the fastening bosses of the blower case and is formed in the photocatalyst module so that a gap occurs, and the operator misassembles the photocatalyst module An air conditioner for a vehicle, characterized in that it recognizes whether or not there is.

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