CN106979098A - the air inlet pipe assembly of gas engine - Google Patents
the air inlet pipe assembly of gas engine Download PDFInfo
- Publication number
- CN106979098A CN106979098A CN201710408437.2A CN201710408437A CN106979098A CN 106979098 A CN106979098 A CN 106979098A CN 201710408437 A CN201710408437 A CN 201710408437A CN 106979098 A CN106979098 A CN 106979098A
- Authority
- CN
- China
- Prior art keywords
- adapter
- air inlet
- segment
- paragraph
- pipe
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/0245—High pressure fuel supply systems; Rails; Pumps; Arrangement of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
- F02M21/0215—Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The invention discloses a kind of air inlet pipe assembly of gas engine, including:Inlet manifold, it is formed by connecting by the adapter of some segment types of two cylinder one, and the mouth of pipe at the two ends of the inlet manifold is equipped with end cap, and the side wall of the segment type of two cylinder one adapter in the centre position in the inlet manifold is provided with flange-type interface;And air inlet pipe, air inlet pipe includes:First bend pipe, it is connected with flange-type interface, and explosion-proof valve is provided with the outside of the curved wall of the first bend pipe;First paragraph is taken over, and first paragraph adapter is connected with the first bend pipe, and air inlet spark arrester is connected between first paragraph adapter and the first bend pipe;And second segment adapter, second segment adapter is taken over first paragraph to be connected, and second segment adapter and first paragraph adapter are parallel with inlet manifold, and electronic throttle is connected between first paragraph adapter and second segment adapter, and the end that second segment is taken over is connected with air inlet tube.The air inlet pipe assembly can safely provide fuel for gas engine.
Description
Technical field
The present invention relates to gas engine field, the air inlet pipe assembly of more particularly to a kind of gas engine.
Background technology
At present, the form of compressed natural gas and liquefied natural gas on the engine using when, with changing to Structure of Internal-Combustion Engine
Dynamic small, working index changes the advantage such as little, has become a kind of important alternative fuel and has been obtained extensively in field of internal combustion engine
Using.Existing engine air supply systems are generally air inlet pipe blender plenum system, and structure is simpler, easy to control, price
It is relatively low, it is easy to transform existing carburetor gasoline engine.But, because gas machine is different from diesel engine, gas machine pair
The safety requirements of supply is very strict.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
When the prior art for being considered as recognizing or implying the information structure in any form well known to persons skilled in the art.
The content of the invention
It is an object of the invention to provide a kind of air inlet pipe assembly of gas engine, can safely it be carried for gas engine
For fuel.
To achieve the above object, the invention provides a kind of air inlet pipe assembly of gas engine, including:Inlet manifold,
It is formed by connecting by the adapter of some segment types of two cylinder one, and the mouth of pipe at the two ends of the inlet manifold is equipped with end cap, in the air inlet discrimination
The side wall of the segment type of two cylinder one adapter in the centre position of pipe is provided with flange-type interface;And air inlet pipe, air inlet pipe includes:First
Bend pipe, it is connected with flange-type interface, and explosion-proof valve is provided with the outside of the curved wall of the first bend pipe;First paragraph is taken over, and the first paragraph connects
Pipe is connected with the first bend pipe, and air inlet spark arrester is connected between first paragraph adapter and the first bend pipe;And second segment adapter, this second
Section adapter is connected with first paragraph adapter, and second segment adapter and first paragraph adapter are parallel with inlet manifold, first paragraph adapter and second
Electronic throttle is connected between section adapter, the end of second segment adapter is connected with air inlet tube.
Preferably, the upper side wall of inlet manifold is provided with the support member for being used for supporting air inlet pipe.
Preferably, the side wall of the segment type of two cylinder one adapter is provided with cylindricality interface.
Preferably, the adapter of the segment type of two cylinder one is cylindrical.
Compared with prior art, the present invention has the advantages that:By setting inlet manifold and air inlet pipe, air inlet
Manifold is formed by connecting by the adapter of some segment types of two cylinder one, can reduce intake resistance, it is ensured that the internal channel of air inlet pipe is smooth, is entering
Air inlet spark arrester and explosion-proof valve are set up on tracheae, air mixture that can be by cleaning, after supercharging (in cold) is supplied to engine
Each working cylinder, meets strict demand of the gas engine to safety.
Brief description of the drawings
Fig. 1 is the structural representation of the air inlet pipe assembly of the gas engine according to the present invention;
Fig. 2 is the structural representation of the segment type of two cylinder one adapter in the air inlet pipe assembly according to the gas engine of the present invention.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment to the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in figure 1, according to a kind of air inlet pipe assembly of gas engine of the specific embodiment of the invention, including air inlet
Manifold 9 and air inlet pipe, wherein inlet manifold 9 are formed by connecting by some segment type adapters 91 (referring to Fig. 2) of two cylinder one, the air inlet discrimination
The mouth of pipe at the two ends of pipe 9 is equipped with end cap 11, on the side wall of the segment type of two cylinder one adapter in the centre position in the inlet manifold 9
Provided with flange-type interface 93, air inlet pipe includes the first bend pipe 12, first paragraph adapter 20 and second segment adapter 25, wherein first is curved
Pipe 12 is connected with flange-type interface 93, is provided with explosion-proof valve 14 on the outside of the curved wall of the first bend pipe 12, the first paragraph adapter 20 and the
One bend pipe 12 is connected, and air inlet spark arrester 16 is connected between the bend pipe 12 of first paragraph adapter 20 and first, the second segment adapter 25 and
One section of adapter 20 is connected, and second segment adapter 25 and first paragraph adapter 20 are parallel with inlet manifold 9, first paragraph adapter 20 and second segment
Electronic throttle 23 is connected between adapter 25,25 ends of second segment adapter are connected with air inlet tube 26.
As a kind of preferred embodiment, the upper side wall of inlet manifold 9 is provided with the support member 22 for being used for supporting air inlet pipe.
As a kind of preferred embodiment, the side wall of the segment type adapter 91 of two cylinder one is provided with cylindricality interface 92 (participation Fig. 2).
As a kind of preferred embodiment, the segment type adapter 91 of two cylinder one is cylindrical.
In such scheme, there is flange-type adapter on the curved wall outside of the first bend pipe 12, explosion-proof valve 14 connects with the flange-type
Pipe is connected, and centre is provided with pad 13.Air inlet spark arrester 16 is connected with the bend pipe 12 of first paragraph adapter 20 and first by flange, flange
Between be provided with pad (15,19).Likewise, passing through method between electronic throttle 23 and first paragraph adapter 20 and second segment adapter 25
Orchid connection.In addition, the air inlet tube 26 of 25 ends of second segment adapter is provided with neck holder 28.
It is strict to safety requirements because gas machine is different from diesel engine, when gas engine works, filled in air inlet pipeline
Combustible gas is expired, suction press can have been caused too high during engine flashback, in order to ensure that engine health is run, in air inlet pipe
Between, can also air inlet pipe end install explosion-proof valve, etc. hypertonia when, pressure release is carried out by explosion-proof valve.
To sum up, the air inlet pipe assembly of the gas engine of the present embodiment, it is mixed by cleaning, after supercharging (in cold) that it, which is acted on,
Each working cylinder that combustion gas is supplied to engine is closed, the inlet manifold 9 is the segment type structure of two cylinder one, can be reduced into vapour lock
Power, it is ensured that the internal channel of air inlet pipe is smooth, and air inlet spark arrester and explosion-proof valve are set up in air inlet pipe, gas machine is met to safety
It is strict with.
By the related parts of the fuel injection system for cancelling existing diesel engine, by setting fuel gas injection to measure
Valve, blender, electronic throttle related components, after original fuel injector is eliminated, the oil injector hole on former cylinder cap is changed
It is that the purpose of the present invention (in Fig. 1, ignition system 108 includes spark plug) can be achieved into spark-plug hole, and passes through electronic throttle
The air inflow of gate control engine mixed gas and then the size for controlling engine output loading, combustion gas is controlled by spraying metering valve
Input quantity, makes engine reach reasonable air-fuel ratio, promotes burning, improves engine efficiency, blender is arranged on can before booster
To ensure that combustion gas and fresh air are uniformly mixed, homogeneous mixture is formed.
It is foregoing to the present invention specific illustrative embodiment description be in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explaining that the certain principles and its reality of the present invention should
With so that those skilled in the art can realize and using the present invention a variety of exemplaries and
A variety of selections and change.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (4)
1. a kind of air inlet pipe assembly of gas engine, it is characterised in that including:
Inlet manifold, it is formed by connecting by the adapter of some segment types of two cylinder one, and the mouth of pipe at the two ends of the inlet manifold is equipped with end cap,
The side wall of the segment type of two cylinder one adapter in the centre position in the inlet manifold is provided with flange-type interface;And
Air inlet pipe, the air inlet pipe includes:
First bend pipe, it is connected with the flange-type interface, and explosion-proof valve is provided with the outside of the curved wall of first bend pipe;
First paragraph is taken over, and the first paragraph adapter be connected with first bend pipe, the first paragraph take over and first bend pipe it
Between be connected to air inlet spark arrester;And
Second segment is taken over, and second segment adapter is connected with first paragraph adapter, and the second segment adapter and the first paragraph connect
Pipe is parallel with the inlet manifold, and first paragraph adapter and the second segment are connected to electronic throttle between taking over, and described the
The end of two sections of adapters is connected with air inlet tube.
2. the air inlet pipe assembly of gas engine according to claim 1, it is characterised in that the upside of the inlet manifold
Wall is provided with the support member for being used for supporting the air inlet pipe.
3. the air inlet pipe assembly of gas engine according to claim 1, it is characterised in that the segment type of two cylinder one adapter
Side wall be provided with cylindricality interface.
4. the air inlet pipe assembly of gas engine according to claim 1, it is characterised in that the segment type of two cylinder one adapter
It is cylindrical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710408437.2A CN106979098B (en) | 2017-06-02 | 2017-06-02 | The air inlet pipe assembly of gas engine |
Applications Claiming Priority (1)
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CN201710408437.2A CN106979098B (en) | 2017-06-02 | 2017-06-02 | The air inlet pipe assembly of gas engine |
Publications (2)
Publication Number | Publication Date |
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CN106979098A true CN106979098A (en) | 2017-07-25 |
CN106979098B CN106979098B (en) | 2018-08-10 |
Family
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Family Applications (1)
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CN201710408437.2A Active CN106979098B (en) | 2017-06-02 | 2017-06-02 | The air inlet pipe assembly of gas engine |
Country Status (1)
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CN (1) | CN106979098B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107559104A (en) * | 2017-09-13 | 2018-01-09 | 第拖拉机股份有限公司 | A kind of air inlet tube device of natural gas engine |
CN107654312A (en) * | 2017-10-31 | 2018-02-02 | 河南柴油机重工有限责任公司 | A kind of marine engine air inlet pipeline |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7231898B2 (en) * | 2005-07-20 | 2007-06-19 | Siemens Canada Limited | Intake manifold cross talk sealing |
KR20080032447A (en) * | 2006-10-09 | 2008-04-15 | 현대자동차주식회사 | Lpg fuel injection system |
CN102155291A (en) * | 2011-03-18 | 2011-08-17 | 重庆长安汽车股份有限公司 | Hydrogen engine |
CN202370652U (en) * | 2011-12-21 | 2012-08-08 | 潍坊市三立科技动力有限公司 | Gas engine |
CN202970923U (en) * | 2012-11-21 | 2013-06-05 | 南阳二机防爆消防装备有限公司 | Anti-explosion engine |
CN204402711U (en) * | 2015-01-08 | 2015-06-17 | 广西玉柴机器股份有限公司 | Intake lines of combustion engines |
CN206753762U (en) * | 2017-06-02 | 2017-12-15 | 广西玉柴机器股份有限公司 | The air inlet pipe assembly of gas engine |
-
2017
- 2017-06-02 CN CN201710408437.2A patent/CN106979098B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7231898B2 (en) * | 2005-07-20 | 2007-06-19 | Siemens Canada Limited | Intake manifold cross talk sealing |
KR20080032447A (en) * | 2006-10-09 | 2008-04-15 | 현대자동차주식회사 | Lpg fuel injection system |
CN102155291A (en) * | 2011-03-18 | 2011-08-17 | 重庆长安汽车股份有限公司 | Hydrogen engine |
CN202370652U (en) * | 2011-12-21 | 2012-08-08 | 潍坊市三立科技动力有限公司 | Gas engine |
CN202970923U (en) * | 2012-11-21 | 2013-06-05 | 南阳二机防爆消防装备有限公司 | Anti-explosion engine |
CN204402711U (en) * | 2015-01-08 | 2015-06-17 | 广西玉柴机器股份有限公司 | Intake lines of combustion engines |
CN206753762U (en) * | 2017-06-02 | 2017-12-15 | 广西玉柴机器股份有限公司 | The air inlet pipe assembly of gas engine |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107559104A (en) * | 2017-09-13 | 2018-01-09 | 第拖拉机股份有限公司 | A kind of air inlet tube device of natural gas engine |
CN107654312A (en) * | 2017-10-31 | 2018-02-02 | 河南柴油机重工有限责任公司 | A kind of marine engine air inlet pipeline |
Also Published As
Publication number | Publication date |
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CN106979098B (en) | 2018-08-10 |
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Effective date of registration: 20230113 Address after: No.88 Tianqiao West Road, Yulin City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi Yuchai Ship Electric Power Co.,Ltd. Address before: 537005 No. 88 flyover West Road, the Guangxi Zhuang Autonomous Region, Yulin Patentee before: Guangxi Yuchai Machinery Co.,Ltd. |