WO2000071869A1 - Procede et mecanisme de regulation de gaz d'echappement - Google Patents

Procede et mecanisme de regulation de gaz d'echappement Download PDF

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Publication number
WO2000071869A1
WO2000071869A1 PCT/JP1999/002662 JP9902662W WO0071869A1 WO 2000071869 A1 WO2000071869 A1 WO 2000071869A1 JP 9902662 W JP9902662 W JP 9902662W WO 0071869 A1 WO0071869 A1 WO 0071869A1
Authority
WO
WIPO (PCT)
Prior art keywords
exhaust gas
exhaust
muffler
vehicle
purification
Prior art date
Application number
PCT/JP1999/002662
Other languages
English (en)
Japanese (ja)
Inventor
Makoto Nagahashi
Original Assignee
Makoto Nagahashi
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 Makoto Nagahashi filed Critical Makoto Nagahashi
Priority to PCT/JP1999/002662 priority Critical patent/WO2000071869A1/fr
Publication of WO2000071869A1 publication Critical patent/WO2000071869A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F01N13/082—Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B35/00—Engines characterised by provision of pumps for sucking combustion residues from cylinders
    • F02B35/02—Engines characterised by provision of pumps for sucking combustion residues from cylinders using rotary pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the present invention relates to an exhaust gas purifying method and an exhaust gas purifying mechanism capable of easily and inexpensively purifying exhaust gas exhausted from an engine room side without adding complexity to a vehicle structure. Things. Background art
  • the exhaust gas emitted from the above-mentioned vehicles contains harmful substances such as carbon monoxide (CO), nitrogen oxides (NO), hydrocarbons (HC), and lead (Pb). Efforts, research, and efforts have been made to reduce these harmful substances and to emit even a little exhaust gas into the atmosphere.
  • harmful substances such as carbon monoxide (CO), nitrogen oxides (NO), hydrocarbons (HC), and lead (Pb).
  • the present invention has been made in view of the above circumstances, and an object thereof is to purify exhaust gas exhausted from an engine room side by a retrofit without complicating the vehicle structure. It is an object of the present invention to provide an exhaust gas purification method and an exhaust gas purification mechanism which can be performed simply and simply. Disclosure of the invention
  • the present invention provides a method for purifying exhaust gas, as described in claim 1, in an exhaust muffler for a vehicle such as an automobile motorcycle, wherein the exhaust gas purifier is inserted into and removed from the exhaust muffler main body.
  • Exhaust gas is purified by the exhaust gas purifying catalyst, and the flow rate of exhaust gas passing through the exhaust gas purifying catalyst is controlled by driving a fan mechanism that is detachably mounted on the exhaust port side of the exhaust muffler body. It is characterized by performing exhaust while forcibly preventing a fall.
  • an exhaust gas purifying mechanism in an exhaust muffler of a vehicle such as an automobile or a motorcycle, an exhaust gas purifying device that is fitted so as to be able to be inserted into and removed from the exhaust muffler body and purifies the exhaust gas. And a fan mechanism that is detachably attached to the exhaust port side of the exhaust muffler body and that forcibly exhausts exhaust gas. The drive of the mechanism is interlocked with the accelerator operation.
  • FIG. 1 is an explanatory perspective view showing an exhaust gas purifying mechanism according to the present invention
  • FIG. 2 is an exploded view for explaining FIG. 1
  • FIG. 3 is a block diagram showing an example of an electric operation of a fan mechanism. is there. BEST MODE FOR CARRYING OUT THE INVENTION
  • FIG. 1 is an explanatory perspective view showing an exhaust gas purification mechanism according to the present invention
  • FIG. 2 is an exploded view for explaining FIG.
  • an exhaust passage 2 connected to an engine room R (not shown) is connected to an upstream side of the exhaust muffler body 1.
  • An exhaust gas purifying catalyst 3 is inserted and inserted into the exhaust muffler body 1 from the downstream side (exhaust port 1 a) of the exhaust muffler body 1.
  • the exhaust gas purifying catalyst 3 removes harmful substances such as carbon monoxide (CO), nitrogen oxides (NO), hydrocarbons (HC), and lead (Pb) contained in the exhaust gas G.
  • the design can be changed in any form as long as it can be inserted into and removed from the exhaust muffler main body 1 which is preferably formed in a cassette shape.
  • raw materials such as a catalyst constituting the exhaust gas purifying catalyst body 3 can be appropriately selected from any composition as long as it can purify the exhaust gas G. Is not directly related, and a detailed description thereof will be omitted.
  • a fan mechanism 4 is detachably attached to the exhaust port 1 a of the exhaust muffler body 1.
  • the fan mechanism 4 has a cylindrical body 4a having one side fitted to the discharge port 1a and the other side formed as a slightly small-diameter discharge port, and is built in the cylindrical body 4a.
  • a fan 4b that forcibly sucks exhaust gas G from one side to the other side that is an exhaust port, a motor M for driving the fan, and a connection between the exhaust port 1a of the exhaust muffler body 1 And securing means 4 c for ensuring the above.
  • the drive motor M of the fan 4b is interlocked with the accelerator mechanism 10, and the accelerator (not shown)
  • the number of rotations of fan 4b is controlled according to the level of operation. Since the fastening means 4c may be any as long as it can perform the above-described actions, the force that can use various conventionally known fastening means ⁇ the force shown in the embodiment is the same as that of the exhaust muffler body 1.
  • the fastening means 4c is screwed into the screw part 1b provided on the outer periphery of the end. It has been like that.
  • the exhaust gas purifying process is performed by the exhaust gas purifying catalyst body that can be inserted into and removed from the exhaust muffler main body, and the exhaust muffler main body is detachably mounted on the exhaust port side.
  • the fan mechanism forcibly prevents a decrease in the flow velocity of the exhaust gas passing through the exhaust gas purifying catalyst, and acts to perform efficient purification processing and exhaust.
  • the exhaust gas purifying catalyst is inserted into the exhaust muffler main body so as to be able to be taken in and out, thereby purifying the exhaust gas.
  • the fan mechanism which is detachably installed on the exhaust port side of the exhaust muffler body, forcibly prevents a decrease in the flow velocity of exhaust gas passing through the exhaust gas purifying catalyst, and performs efficient purification processing.
  • these purifying mechanisms can be retrofitted to exhaust mufflers, etc., instead of being built into the vehicle structure in advance, so purifying exhaust gas exhausted from the engine room side can be retrofitted without complicating the vehicle structure. Processing can be performed easily at low cost.
  • the exhaust gas purification catalyst body becomes dirty and the normal purification process cannot be performed.However, the exhaust gas purification catalyst body taken out from the exhaust muffler body is replaced. Alternatively, it can be cleaned and reused, which is cost efficient. Industrial applicability
  • purification processing of exhaust gas discharged from the engine room side can be easily performed at a low cost by retrofitting without complicating the vehicle structure.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Silencers (AREA)

Abstract

L'invention concerne un mécanisme de régulation de gaz d'échappement, comprenant un corps de catalyseur destiné à purifier les gaz d'échappement (3), ajusté dans le corps principal d'un silencieux de gaz d'échappement (1) aux fins de la purification de gaz d'échappement (G, et un ventilateur (4) monté détachable sur la partie orifice d'évacuation du corps principal du silencieux de gaz d'échappement (1). Les gaz d'échappement (G) sont expulsés, la purification des gaz d'échappement évacués du côté chambre de moteur pouvant s'effectuer aisément à moindre coût par adaptation dudit mécanisme sur le véhicule sans en compliquer la structure.
PCT/JP1999/002662 1999-05-20 1999-05-20 Procede et mecanisme de regulation de gaz d'echappement WO2000071869A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP1999/002662 WO2000071869A1 (fr) 1999-05-20 1999-05-20 Procede et mecanisme de regulation de gaz d'echappement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1999/002662 WO2000071869A1 (fr) 1999-05-20 1999-05-20 Procede et mecanisme de regulation de gaz d'echappement

Publications (1)

Publication Number Publication Date
WO2000071869A1 true WO2000071869A1 (fr) 2000-11-30

Family

ID=14235745

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1999/002662 WO2000071869A1 (fr) 1999-05-20 1999-05-20 Procede et mecanisme de regulation de gaz d'echappement

Country Status (1)

Country Link
WO (1) WO2000071869A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104358603A (zh) * 2014-12-10 2015-02-18 马根昌 恒速离心排气管消声器
US20150183314A1 (en) * 2013-12-31 2015-07-02 Create Technologies, Inc. Moving vehicle exhaust collection system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842214A (fr) * 1971-10-05 1973-06-20
JPS6140410A (ja) * 1984-06-12 1986-02-26 ルイ−ジ　カルボニ サイレンサ−清浄装置
US4784835A (en) * 1985-06-13 1988-11-15 Patrice Fritz Unit for filtration and neutralization of sulfurous anhydride contained in smoke from a boiler
JPS63191229U (fr) * 1987-05-29 1988-12-09
JPH03179132A (ja) * 1989-12-06 1991-08-05 Mitsubishi Steel Mfg Co Ltd 内燃機関の排気装置
JPH05187249A (ja) * 1992-01-14 1993-07-27 Nobuyoshi Kishimoto 内燃機関の排気管構造
JPH09184418A (ja) * 1995-12-28 1997-07-15 Kioritz Corp 内燃機関の排気マフラー

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842214A (fr) * 1971-10-05 1973-06-20
JPS6140410A (ja) * 1984-06-12 1986-02-26 ルイ−ジ　カルボニ サイレンサ−清浄装置
US4784835A (en) * 1985-06-13 1988-11-15 Patrice Fritz Unit for filtration and neutralization of sulfurous anhydride contained in smoke from a boiler
JPS63191229U (fr) * 1987-05-29 1988-12-09
JPH03179132A (ja) * 1989-12-06 1991-08-05 Mitsubishi Steel Mfg Co Ltd 内燃機関の排気装置
JPH05187249A (ja) * 1992-01-14 1993-07-27 Nobuyoshi Kishimoto 内燃機関の排気管構造
JPH09184418A (ja) * 1995-12-28 1997-07-15 Kioritz Corp 内燃機関の排気マフラー

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150183314A1 (en) * 2013-12-31 2015-07-02 Create Technologies, Inc. Moving vehicle exhaust collection system
CN104358603A (zh) * 2014-12-10 2015-02-18 马根昌 恒速离心排气管消声器

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