JPS5917213U - Diesel engine exhaust particulate purification device - Google Patents

Diesel engine exhaust particulate purification device

Info

Publication number
JPS5917213U
JPS5917213U JP11210382U JP11210382U JPS5917213U JP S5917213 U JPS5917213 U JP S5917213U JP 11210382 U JP11210382 U JP 11210382U JP 11210382 U JP11210382 U JP 11210382U JP S5917213 U JPS5917213 U JP S5917213U
Authority
JP
Japan
Prior art keywords
diesel engine
exhaust
purification device
particulate purification
engine exhaust
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.)
Granted
Application number
JP11210382U
Other languages
Japanese (ja)
Other versions
JPS636409Y2 (en
Inventor
糸谷　雄二
松浦　慎次
Original Assignee
トヨタ自動車株式会社
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 トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP11210382U priority Critical patent/JPS5917213U/en
Publication of JPS5917213U publication Critical patent/JPS5917213U/en
Application granted granted Critical
Publication of JPS636409Y2 publication Critical patent/JPS636409Y2/ja
Granted legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案に係る装置の一実施例を示す概略図、第
２図はトラップの再生の作動を示す流れ線図。 ４・・・排気管、５・・・負圧遅延弁、６・・・負圧切
替方弁、７・・・ダイアフラム装置、８・・・制御弁、
１０・・・トラップ容器、１６・・・ヒータ、１８・・
・バイパス管。FIG. 1 is a schematic diagram showing an embodiment of the device according to the present invention, and FIG. 2 is a flow diagram showing the trap regeneration operation. 4... Exhaust pipe, 5... Negative pressure delay valve, 6... Negative pressure switching valve, 7... Diaphragm device, 8... Control valve,
10... Trap container, 16... Heater, 18...
・Bypass pipe.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 排気微粒子の捕集材と該捕集材に捕集された排気微粒子
を着火燃焼させる電気ヒータとを有するディーゼルパテ
ィキュレートトラップをディーゼルエンジンの排気管路
中に配設すると共に上記排気管にディーゼルパティキュ
レートトラップを迂回するバイパス管を設けかつ該バイ
パス管中に電気ヒータの作動と同時に作動する負圧作動
式アクチュエータにより開放せしめられる開閉制御弁を
取付けて成るディーゼルエンジンの排気微粒子浄化装置
において、上記負圧作動式アクチュエータにその作動停
止時に制御弁を徐々に閉弁せしめる漸進的負圧減衰手段
を設けたことを特徴とするディーゼルエンジンの排気微
粒子浄化装置。A diesel particulate trap having a collection material for exhaust particulates and an electric heater for igniting and burning the exhaust particulates collected by the collection material is disposed in the exhaust pipe of a diesel engine, and the diesel particulate trap is installed in the exhaust pipe. In a diesel engine exhaust particulate purification system, a diesel engine exhaust particulate purification device is provided with a bypass pipe that bypasses a curate trap, and an on-off control valve that is opened by a negative pressure actuator that operates simultaneously with the operation of an electric heater is installed in the bypass pipe. 1. An exhaust particulate purification device for a diesel engine, characterized in that a pressure-operated actuator is provided with a gradual negative pressure damping means for gradually closing a control valve when the actuator stops operating.
JP11210382U 1982-07-26 1982-07-26 Diesel engine exhaust particulate purification device Granted JPS5917213U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11210382U JPS5917213U (en) 1982-07-26 1982-07-26 Diesel engine exhaust particulate purification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11210382U JPS5917213U (en) 1982-07-26 1982-07-26 Diesel engine exhaust particulate purification device

Publications (2)

Publication Number Publication Date
JPS5917213U true JPS5917213U (en) 1984-02-02
JPS636409Y2 JPS636409Y2 (en) 1988-02-23

Family

ID=30260006

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11210382U Granted JPS5917213U (en) 1982-07-26 1982-07-26 Diesel engine exhaust particulate purification device

Country Status (1)

Country Link
JP (1) JPS5917213U (en)

Also Published As

Publication number Publication date
JPS636409Y2 (en) 1988-02-23

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