JPH05112121A - Air cleaner for vehicle - Google Patents

Air cleaner for vehicle

Info

Publication number
JPH05112121A
JPH05112121A JP3275657A JP27565791A JPH05112121A JP H05112121 A JPH05112121 A JP H05112121A JP 3275657 A JP3275657 A JP 3275657A JP 27565791 A JP27565791 A JP 27565791A JP H05112121 A JPH05112121 A JP H05112121A
Authority
JP
Japan
Prior art keywords
vehicle
air
duct
outside
filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP3275657A
Other languages
Japanese (ja)
Inventor
Reijirou Okano
令二郎 岡野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
NipponDenso Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Priority to JP3275657A priority Critical patent/JPH05112121A/en
Publication of JPH05112121A publication Critical patent/JPH05112121A/en
Pending legal-status Critical Current

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  • Air-Conditioning For Vehicles (AREA)
  • Separation Of Gases By Adsorption (AREA)

Abstract

PURPOSE:To provide an air cleaner for a vehicle, which can keep absorption effect of smelly components by means of active carbon for a long time. CONSTITUTION:A duct 3, in which a filter 9 having active carbon and a fan 8 are arranged, is provided with an intake port 5 in an upstream side for sucking the air in the car room into the duct 3, and also is provided with an inside ventilator 6 and an outside ventilator 7 in a downstream side for discharging the air passed through the filter 9 toward the inside and the outside of the car room. And, a control device closes the outside ventilator 7 by means of changing-over means 10 and makes the fan 8 operate when an ignition circuit has been switched on by a key switch and the room temperature detected by a temperature sensor has exceeded the prescribed temperature.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、車室内の空気を浄化す
る車両用空気清浄器に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle air cleaner for purifying air inside a vehicle.

【0002】[0002]

【従来の技術】車室内の空気を吸引し、活性炭入りのフ
ィルタを通過させた後に、再び車室内に戻す車両用空気
清浄器が知られている。
2. Description of the Related Art There is known a vehicle air purifier that sucks air in a vehicle compartment, passes it through a filter containing activated carbon, and then returns it to the vehicle interior.

【0003】[0003]

【発明が解決しようとする課題】車両用空気清浄器を長
期に亘って使用していると、フィルタに含まれる活性炭
による臭成分の吸着効果が減少してくる。
When the vehicle air cleaner is used for a long period of time, the effect of adsorbing odorous components by the activated carbon contained in the filter decreases.

【0004】[0004]

【発明の目的】本発明の目的は、活性炭による臭成分の
吸着効果を、長期に亘って持続できる車両用空気清浄器
の提供にある。
SUMMARY OF THE INVENTION An object of the present invention is to provide an air purifier for vehicles, which can maintain the odorous component adsorption effect of activated carbon for a long period of time.

【0005】[0005]

【課題を解決するための手段】本発明の車両用空気清浄
器は、車室内の空気を吸入する吸入口、この吸入口より
吸入された空気を車室内に吹き出す室内吹出口、前記吸
入口より吸入された空気を車室外へ吹き出す室外吹出口
を備えたダクトと、このダクト内において車室内あるい
は車室外へ向かう空気流を生じさせる送風機と、前記ダ
クト内に配され、前記ダクト内に吸引されて車室内ある
いは車室外へ吹き出される空気をろ過する活性炭入りの
フィルタと、前記ダクト内に吸引された空気を、車室内
あるいは車室外へ、切り換えて吹き出させる切替手段
と、車室内温度を検出する温度センサを備え、車両のキ
ースイッチがオンされた際に、車室内温度が所定温度以
上の時に、前記送風機を作動させるとともに、前記切替
手段によって前記ダクト内に吸引された空気を車室外へ
吹き出させる制御装置とを具備する技術的手段を採用し
た。
SUMMARY OF THE INVENTION An air cleaner for a vehicle according to the present invention comprises an intake port for sucking air in a vehicle compartment, an indoor air outlet for blowing air sucked from the air inlet into the vehicle compartment, and an intake port for the air. A duct provided with an outdoor outlet that blows out the sucked air to the outside of the vehicle compartment, a blower that creates an air flow toward the vehicle interior or outside the vehicle inside the duct, and is disposed in the duct and is sucked into the duct. Filter containing activated carbon for filtering air blown out into or out of the vehicle compartment, switching means for switching out the air sucked into the duct into or out of the vehicle compartment, and detecting the vehicle interior temperature A temperature sensor for operating the blower when the vehicle interior temperature is equal to or higher than a predetermined temperature when a key switch of the vehicle is turned on, and the switching means causes the switch to operate. The sucked into the air intake adopting the technical means and a control device for blown into passenger compartment.

【0006】[0006]

【発明の作用】車両を夏季の炎天下に野外駐車した場合
など、車室内の温度が高い状態で、キースイッチをオン
すると、制御装置の働きによって、送風機が作動すると
ともに、切替手段によってダクト内に吸引された空気が
車室外へ吹き出されるように切り換えられる。すると、
車室内の高い温度の空気が、吸入口よりダクト内に吸引
され、フィルタを通過して室外吹出口より吹き出され
る。つまり、室内の高い温度の空気がフィルタを通過し
て、強制換気される。高い温度の空気がフィルタを通過
する際、高い温度の空気によって、フィルタに含まれる
活性炭に吸着していた蓄積臭が離脱し、車外に放出され
る。
When the key switch is turned on while the temperature inside the vehicle is high, such as when the vehicle is parked outdoors under the scorching sun in the summer, the blower is operated by the control device and the switching means causes the air to enter the duct. It is switched so that the sucked air is blown out of the passenger compartment. Then,
High-temperature air in the vehicle compartment is sucked into the duct through the suction port, passes through the filter, and is blown out through the outdoor air outlet. That is, high temperature air in the room passes through the filter and is forcedly ventilated. When the high temperature air passes through the filter, the accumulated odor adsorbed by the activated carbon contained in the filter is released by the high temperature air and is discharged to the outside of the vehicle.

【0007】[0007]

【発明の効果】本発明の車両用空気清浄器は、上記の作
用で示したように、車室内の温度が高い状態でキースイ
ッチを操作すると、室内の高い温度の空気によって、フ
ィルタの活性炭が浄化され、臭成分の吸着効果が回復す
る。この結果、フィルタの臭成分の吸着効果を長期に亘
って持続でき、フィルタの寿命を長くすることができ
る。
As described above, in the vehicle air cleaner of the present invention, when the key switch is operated in a state where the temperature inside the vehicle is high, the activated carbon of the filter is activated by the high temperature air inside the vehicle. Purified, the effect of absorbing odor components is restored. As a result, the effect of adsorbing the odorous component of the filter can be maintained for a long time, and the life of the filter can be extended.

【0008】[0008]

【実施例】次に、本発明の車両用空気清浄器を、図に示
す一実施例に基づき説明する。 〔実施例の構成〕図1ないし図4は本発明の実施例を示
すもので、図1は車両用空気清浄器の断面図、図2は車
両用空気清浄器の搭載状態を説明する車両後部の概略図
である。本実施例の車両用空気清浄器1は、自動車後部
座席の後部のリヤトレイ2にマウントされたもので、ダ
クト3がリヤトレイ2下部のトランクルーム4(車室
外)に配されている。ダクト3は、端部に車室内の空気
を取り入れる吸入口5を備え、この吸入口5はリヤトレ
イ2に開口して、グリル5aによって覆われている。ま
た、ダクト3は、他端に、吸入口5より吸入した空気を
車室内に吹き出すための室内吹出口6を備え、この吸入
口5はリヤトレイ2に開口して、グリル6aによって覆
われている。さらに、ダクト3は、下流部分に、吸入口
5より吸入した空気をトランクルーム4に吹き出すため
の室外吹出口7を備える。ダクト3の上流側には、送風
機8が設けられている。この送風機8は、吸入口5より
車室内の空気をダクト3内に吸引し、吸引した空気を車
室内あるいは車室外へ向かわせるものである。ダクト3
内の送風機8の下流には、ダクト3内に吸引されて車室
内あるいはトランクルーム4へ吹き出される空気をろ過
して、空気中に含まれる塵や埃、煙草の煙、悪臭等を無
くすフィルタ9が配されている。このフィルタ9は、悪
臭などの臭成分を吸着する活性炭の層を備える。ダクト
3内のフィルタ9の下流には、ダクト3内に吸引され
て、フィルタ9を通過した空気を、車室内あるいは車室
外へ切り換えて吹き出させる切替手段10を備える。こ
の切替手段10は、ダクト3下流の室内吹出口6あるい
は室外吹出口7の一方を塞ぐ板状ダンパで、アクチュエ
ータ11によって駆動される。
DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a vehicle air purifier of the present invention will be described based on an embodiment shown in the drawings. [Structure of Embodiment] FIGS. 1 to 4 show an embodiment of the present invention. FIG. 1 is a sectional view of a vehicle air cleaner, and FIG. 2 is a vehicle rear portion for explaining a mounting state of the vehicle air cleaner. FIG. The vehicle air purifier 1 of this embodiment is mounted on a rear tray 2 at the rear of a rear seat of a vehicle, and a duct 3 is arranged in a trunk room 4 (outside the vehicle compartment) below the rear tray 2. The duct 3 is provided at its end with an intake port 5 for taking in the air in the vehicle compartment, and the intake port 5 opens to the rear tray 2 and is covered by a grill 5a. In addition, the duct 3 is provided at the other end with an indoor air outlet 6 for blowing out the air taken in through the air inlet 5 into the vehicle interior, and the air inlet 5 is opened to the rear tray 2 and is covered by the grill 6a. .. Further, the duct 3 is provided at the downstream portion with an outdoor air outlet 7 for blowing out the air sucked from the air inlet 5 to the trunk room 4. A blower 8 is provided on the upstream side of the duct 3. The blower 8 sucks the air in the passenger compartment into the duct 3 through the suction port 5 and directs the sucked air to the inside or the outside of the passenger compartment. Duct 3
Downstream of the blower 8 in the inside, a filter 9 for filtering the air sucked into the duct 3 and blown out into the passenger compartment or the trunk room 4 to eliminate dust and dirt contained in the air, cigarette smoke, and a bad smell. Are arranged. The filter 9 includes a layer of activated carbon that adsorbs odorous components such as malodors. Downstream of the filter 9 in the duct 3, a switching unit 10 for switching the air that has been sucked into the duct 3 and passed through the filter 9 to the inside or outside of the vehicle is provided. The switching means 10 is a plate-like damper that closes one of the indoor outlet 6 and the outdoor outlet 7 downstream of the duct 3, and is driven by an actuator 11.

【0009】送風機8およびアクチュエータ11は、図
3に示す制御装置12によって通電制御される。制御装
置12は、送風機8およびアクチュエータ11を操作し
て室内空気の浄化を行う空気浄化手段13と、送風機8
およびアクチュエータ11を操作してフィルタ9の浄化
を行うフィルタ浄化手段14とを備える。空気浄化手段
13は、使用者によって手動操作される操作スイッチ1
5によって設定されるエアピュリモードの設定状態に応
じて、室内空気の浄化を行うもので、操作指示が与えら
れると、停止指示が与えられるまで、あるいは所定時間
が経過するまで、切替手段10で室外吹出口7を塞ぎ、
送風機8を作動させる。フィルタ浄化手段14は、アク
セサリーのON、イグニッションのON、およびスタータの
ON操作を行うキースイッチ16の操作状態と、車室内の
温度に応じてフィルタ9の活性炭の浄化を行うもので、
キースイッチ16に連動するとともに、車室内の温度を
検出するべく、温度センサ17を備える。なお、送風機
8およびアクチュエータ11は、図示しない車載バッテ
リより電力の供給を受けて作動する。
Energization of the blower 8 and the actuator 11 is controlled by the control device 12 shown in FIG. The controller 12 operates the blower 8 and the actuator 11 to purify the indoor air, and the blower 8
And a filter purifying means 14 for purifying the filter 9 by operating the actuator 11. The air purification unit 13 is an operation switch 1 that is manually operated by a user.
The indoor air is purified according to the setting state of the air puri mode set by 5. When the operation instruction is given, the switching means 10 operates until the stop instruction is given or a predetermined time elapses. Block the outdoor outlet 7,
The blower 8 is operated. The filter cleaning means 14 is for turning on the accessory, turning on the ignition, and turning on the starter.
It purifies the activated carbon of the filter 9 according to the operating state of the key switch 16 for ON operation and the temperature in the vehicle interior.
A temperature sensor 17 is provided so as to interlock with the key switch 16 and detect the temperature inside the vehicle. The blower 8 and the actuator 11 operate by being supplied with electric power from an on-vehicle battery (not shown).

【0010】制御装置12によるフィルタ浄化手段14
の作動の一例を、図4のフローチャートを用いて説明す
る。始めに、ステップS1 において、キースイッチ16
が操作されて、イグニッションがONされたか否かの判断
を行う。この判断結果がNOの場合は、ステップS1へ戻
り、YES の場合は、ステップS2 において、車室内の温
度が所定温度(例えば30℃)以上であるか否かの判断
を行う。この判断結果がNOの場合は、ステップS3 のエ
アピュリモードへ進み、操作スイッチ15の操作状態に
応じて車室内の空気浄化を行う。ステップS2 の判断結
果がYES の場合は、ステップS4 において、アクチュエ
ータ11を操作して、切替手段10によって室内吹出口
6を塞ぐ。続いて、ステップS5 において、送風機8を
ONし、送風機8を作動させる。これによって、車室内の
空気がダクト3内に吸引され、フィルタ9を通過した
後、トランクルーム4に排出される。そして、ステップ
S6 において、室内温度が所定温度よりも低下したか否
かの判断を行う。この判断結果がNOの場合はステップS
6 へ戻り、YES の場合はステップS7 において、アクチ
ュエータ11を操作して、切替手段10によって室外吹
出口7を塞ぐ。その後、ステップS3 のエアピュリモー
ドへ進む。
Filter cleaning means 14 by the controller 12
An example of the operation of will be described with reference to the flowchart of FIG. First, in step S1, the key switch 16
Is operated to determine whether or not the ignition is turned on. If the result of this determination is NO, the process returns to step S1. If the result is YES, it is determined in step S2 whether or not the temperature inside the vehicle is equal to or higher than a predetermined temperature (for example, 30 ° C.). If the result of this determination is NO, the operation proceeds to the air purifying mode in step S3, and the air in the vehicle interior is purified according to the operating state of the operating switch 15. If the decision result in the step S2 is YES, the actuator 11 is operated to close the indoor outlet 6 by the switching means 10 in a step S4. Then, in step S5, the blower 8 is turned on.
Turn on and operate the blower 8. As a result, the air in the passenger compartment is sucked into the duct 3, passes through the filter 9, and is then discharged into the trunk room 4. Then, in step S6, it is determined whether or not the room temperature has dropped below a predetermined temperature. If the determination result is NO, step S
Returning to step 6, if YES, in step S7, the actuator 11 is operated to close the outdoor air outlet 7 by the switching means 10. Then, the process proceeds to the air puri mode in step S3.

【0011】〔実施例の作動〕次に、上記実施例の作動
を簡単に説明する。自動車を炎天下に長時間駐車した後
に、自動車を始動する場合など、車室内の温度が所定温
度よりも高い状態でキースイッチ16を操作し、イグニ
ッションをONすると、切替手段10が室内吹出口6を閉
じ、送風機8を作動させる。すると、車室内の高い温度
の空気が、吸入口5よりダクト3内に吸引され、フィル
タ9を通過して、室外吹出口7よりトランクルーム4へ
排出される。この高い温度の空気がフィルタ9を通過す
る際、高い温度の空気によって、フィルタ9の活性炭に
吸着していた蓄積臭が活性炭より離脱し、離脱した臭が
トランクルーム4へ放出される。
[Operation of Embodiment] Next, the operation of the above embodiment will be briefly described. When the key switch 16 is operated and the ignition is turned on when the vehicle is started after the vehicle has been parked in the hot sun for a long time and the temperature of the vehicle is higher than a predetermined temperature, the switching means 10 turns on the indoor outlet 6. Close and operate the blower 8. Then, the high temperature air in the vehicle compartment is sucked into the duct 3 through the suction port 5, passes through the filter 9, and is discharged from the outdoor air outlet 7 to the trunk room 4. When this high-temperature air passes through the filter 9, the accumulated odor adsorbed on the activated carbon of the filter 9 is released from the activated carbon by the high-temperature air, and the released odor is released to the trunk room 4.

【0012】〔実施例の効果〕本実施例は、上記の作用
で示したように、駐車によって車室内の温度が上昇した
後に、自動車を使用すると、駐車によって温度上昇した
室内の空気によって、フィルタ9の活性炭が浄化され、
臭成分の吸着効果が回復する。この結果、フィルタ9の
臭成分の吸着効果を長期に亘って持続でき、フィルタ9
の寿命を長くすることができる。また、駐車によって車
室内の温度が上昇した際、フィルタ浄化手段14の作動
によって、室内の高い温度の空気が、室外へ強制排出さ
れるため、駐車後における室内温度が素早く低下し、駐
車後の車両乗車時の不快感を低減する効果も備える。
[Effects of the Embodiment] In the present embodiment, as described above, when the vehicle is used after the temperature in the passenger compartment has risen due to parking, the indoor air temperature rises due to the parking 9 activated carbon was purified,
The odor component adsorption effect is restored. As a result, the odorous component adsorption effect of the filter 9 can be maintained for a long time, and the filter 9
The life of can be extended. Further, when the temperature in the vehicle compartment increases due to parking, the high temperature air in the room is forcibly discharged to the outside by the operation of the filter cleaning means 14, so that the room temperature after parking quickly decreases, and It also has the effect of reducing discomfort during riding in the vehicle.

【0013】〔変形例〕上記の実施例では、車室内の温
度が所定温度に低下した際に、フィルタ浄化手段の作動
を停止した例を示したが、フィルタ浄化手段の起動温度
と停止温度とにヒステリシスを設けたり、フィルタ浄化
手段が作動した後、所定時間経過後にフィルタ浄化手段
を停止したり、室内温度が所定温度低下することにより
フィルタ浄化手段を停止させても良い。キースイッチの
イグニッションがONされた際に、フィルタ浄化手段が作
動するように設けたが、アクセサリーがONされた際にフ
ィルタ浄化手段を作動させても良い。太陽電池を搭載
し、駐車中、太陽電池の起電力により車室内の空気を外
部に換気するように設けても良い。
[Modification] In the above embodiment, an example in which the operation of the filter cleaning means is stopped when the temperature in the vehicle interior falls to a predetermined temperature has been described. May be provided with hysteresis, the filter cleaning means may be stopped after a predetermined time has elapsed after the filter cleaning means is activated, or the filter cleaning means may be stopped when the room temperature drops by a predetermined temperature. Although the filter cleaning means is provided to be activated when the ignition of the key switch is turned on, the filter cleaning means may be activated when the accessory is turned on. A solar cell may be mounted so that the air in the vehicle interior is ventilated outside by the electromotive force of the solar cell during parking.

【図面の簡単な説明】[Brief description of drawings]

【図1】車両用空気清浄器の断面図である。FIG. 1 is a sectional view of a vehicle air cleaner.

【図2】車両後部の概略図である。FIG. 2 is a schematic view of a rear portion of the vehicle.

【図3】制御装置のブロック図である。FIG. 3 is a block diagram of a control device.

【図4】フィルタ浄化手段のフローチャートである。FIG. 4 is a flowchart of filter cleaning means.

【符号の説明】[Explanation of symbols]

1 車両用空気清浄器 3 ダクト 5 吸入口 6 室内吹出口 7 室外吹出口 8 送風機 9 フィルタ 10 切替手段 12 制御装置 16 キースイッチ 17 温度センサ DESCRIPTION OF SYMBOLS 1 Air cleaner for vehicles 3 Duct 5 Suction port 6 Indoor air outlet 7 Outdoor air outlet 8 Blower 9 Filter 10 Switching means 12 Control device 16 Key switch 17 Temperature sensor

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 (a) 車室内の空気を吸入する吸入口、こ
の吸入口より吸入された空気を車室内に吹き出す室内吹
出口、前記吸入口より吸入された空気を車室外へ吹き出
す室外吹出口を備えたダクトと、 (b) このダクト内において車室内あるいは車室外へ向か
う空気流を生じさせる送風機と、 (c) 前記ダクト内に配され、前記ダクト内に吸引されて
車室内あるいは車室外へ吹き出される空気をろ過する活
性炭入りのフィルタと、 (d) 前記ダクト内に吸引された空気を、車室内あるいは
車室外へ、切り換えて吹き出させる切替手段と、 (e) 車室内温度を検出する温度センサを備え、車両のキ
ースイッチがオンされた際に、車室内温度が所定温度以
上の時に、前記送風機を作動させるとともに、前記切替
手段によって前記ダクト内に吸引された空気を車室外へ
吹き出させる制御装置とを具備する車両用空気清浄器。
1. (a) A suction port for sucking air in a vehicle compartment, an indoor air outlet for blowing air sucked from the suction port into the vehicle compartment, and an outdoor blow for blowing air sucked from the suction port to the outside of the vehicle cabin. A duct provided with an outlet; (b) a blower for generating an air flow toward the inside or outside of the vehicle inside the duct; and (c) arranged in the duct and sucked into the inside of the vehicle or inside the vehicle. A filter containing activated carbon for filtering the air blown out to the outside, (d) the switching means for switching the air sucked in the duct to the inside or outside of the vehicle, and (e) the temperature inside the vehicle. A temperature sensor for detecting is provided, and when the vehicle key switch is turned on, when the vehicle compartment temperature is equal to or higher than a predetermined temperature, the air blower is operated and the air sucked into the duct by the switching means is removed from the vehicle compartment. An air purifier for a vehicle, comprising: a control device for blowing the air to the outside.
JP3275657A 1991-10-23 1991-10-23 Air cleaner for vehicle Pending JPH05112121A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3275657A JPH05112121A (en) 1991-10-23 1991-10-23 Air cleaner for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3275657A JPH05112121A (en) 1991-10-23 1991-10-23 Air cleaner for vehicle

Publications (1)

Publication Number Publication Date
JPH05112121A true JPH05112121A (en) 1993-05-07

Family

ID=17558525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3275657A Pending JPH05112121A (en) 1991-10-23 1991-10-23 Air cleaner for vehicle

Country Status (1)

Country Link
JP (1) JPH05112121A (en)

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