CN207634188U - A kind of natural gas engine of automatic adjustment natural gas and AIR Proportional - Google Patents
A kind of natural gas engine of automatic adjustment natural gas and AIR Proportional Download PDFInfo
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- CN207634188U CN207634188U CN201721551179.5U CN201721551179U CN207634188U CN 207634188 U CN207634188 U CN 207634188U CN 201721551179 U CN201721551179 U CN 201721551179U CN 207634188 U CN207634188 U CN 207634188U
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- natural gas
- air
- data processing
- solenoid valve
- processing controller
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- 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
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of natural gas engines of automatic adjustment natural gas and AIR Proportional, it is respectively provided with flowmeter in main jet nozzle assembly and auxiliary jet component, solenoid valve is set on air intake duct road, data processing controller is set simultaneously, according to the charge volume for the natural gas that flowmeter detects, pass through the opening size of data processing controller automatic regulating electromagnetic valve, to control entrance air volume, to realize that natural gas and air are mixed in best combustion ratio, substantially increase the combustion rate of natural gas, reduce the generation of the discharge and carbon distribution of carbon monoxide, protect environment, improve the service life of engine itself.
Description
Technical field
The utility model belongs to technical field of engines, and in particular to a kind of day of automatic adjustment natural gas and AIR Proportional
Right gas engine.
Background technology
Traditional natural gas engine generally use open combustion chamber, i.e. spark plug directly light combustion gas in combustion chamber and
The gaseous mixture of air.And there was only air inlet all the way, i.e., fresh air and combustion gas enter air inlet pipe after being mixed by mixer, then pass through
Cylinder-head port respectively enters each cylinder.
There are shortcomings for the structure and operation principle of above-mentioned natural gas engine：The dilute mixing combustion of the attainable gaseous mixture of institute
It burns limitation and needs very high ignition energy since the gaseous mixture in cylinder is directly by spark ignitor, it is reliable to spark plug
Property and life requirement it is harsh, and burn and flame propagation is unstable, easily catch fire.In addition, in structure, in order to ensure to compress
Than, for diesel engine, need increase combustion chamber volume, therefore or design structure complexity band part combustion chamber
Natural gas engine special gas cylinder cap or the oversize piston volume as possible on the basis of engine block, to influence piston
Reliability.
Chinese utility model patent " a kind of natural gas engine " (CN202926461U) discloses a kind of natural gas engine
Flame thrower component between machine, including cylinder, cylinder head and inlet and outlet door in cylinder head.The component includes spray
Emitter ontology and injector head are equipped with spark plug in ontology, and side wall is equipped with into gas port, and head is hollow cavity
Structure, cavity are connected between the burning of injector with into gas port, and injector head is equipped with flame jet port and stretches into cylinder
Combustion chamber；Natural gas and fresh air are mixed to form lean mixture, natural gas main road and combustion chamber of air cylinder by natural gas main road
Dock and controlled by inlet valve the air inlet of lean mixture；It is docked between natural gas branch and burning and net gas is delivered to burning
In；Spark plug lights the net gas in burning in due course, and flame is sprayed from flame jet port and lighted in combustion chamber
Lean mixture and then the acting of pusher cylinder inner carrier.The utility model can be realized quick, stabilization dilute with lower ignition energy
Mixture combustion；Solve above-mentioned technical problem of the existing technology, but in natural gas main road by natural gas and fresh sky
During gas is mixed to form lean mixture, the mixed proportion of natural gas and air cannot control, when air enter it is less when, make
It is insufficient at combustion of natural gas, carbon distribution is not only easy tod produce, the service life of engine is reduced, simultaneously because combustion of natural gas does not fill
Point, carbon monoxide is generated, is emitted into air and causes environmental pollution.
Therefore, those skilled in the art be dedicated to designing it is a kind of can automatically according to natural gas air inflow adjust automatically it is empty
The natural gas engine of the inlet of gas has protection engine and environmental protection great to solve above-mentioned technical problem
Meaning.
Utility model content
The utility model for the prior art natural gas and air mixture ratio be uncontrollable, combustion of natural gas is insufficient
Defect provides a kind of natural gas engine of automatic adjustment natural gas and AIR Proportional.
The purpose of this utility model is achieved through the following technical solutions：
A kind of natural gas engine of automatic adjustment natural gas and AIR Proportional, including cylinder, cylinder head, flame thrower
Component, air intake conduit, main jet nozzle assembly and auxiliary jet component；Natural gas respectively from main jet nozzle assembly and auxiliary jet component into
Enter cylinder；Data processing controller, the main jet nozzle assembly and auxiliary jet are provided between main jet nozzle assembly and auxiliary jet component
The flowmeter for detecting the volume for measuring the natural gas for flowing into nozzle is both provided in component；The air intake duct road is set
It is equipped with solenoid valve；The flowmeter is electrically connected with the data processing controller with the solenoid valve；Flowmeter is detected
To signal be sent to data processing controller carry out data processing, data processing controller according to result of calculation to solenoid valve send out
Go out and control signal, control solenoid valve opening size, to control entrance air volume.
Further, the air intake conduit is additionally provided with mixing chamber；It looks up along air inlet side, the mixing chamber is set
It is placed in before the solenoid valve, air first flows through solenoid valve and then enters back into mixing chamber.
Further, the data processing controller, the flowmeter and the solenoid valve are prevented fires, are anticorrosion, resistance to
High-temperature process.
Compared with prior art, the utility model has at least the following advantages：
The natural gas engine of the automatic adjustment natural gas and AIR Proportional of the utility model, in main jet nozzle assembly and secondary spray
It is respectively provided with flowmeter in nozzle assembly, solenoid valve is set on air intake duct road, while data processing controller is arranged, according to stream
The charge volume for the natural gas that gauge detects, by the opening size of data processing controller automatic regulating electromagnetic valve, thus
The volume for controlling the air entered substantially increases natural gas to realize that natural gas and air are mixed in best combustion ratio
Combustion rate, reduce the discharge of carbon monoxide and the generation of carbon distribution, protect environment, improve engine itself use the longevity
Life.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the automatic adjustment natural gas of the utility model and the natural gas engine of AIR Proportional.
Reference sign：1- flame thrower components；2- cylinder head；3- spark plugs；4- main jet nozzle assemblies；5- auxiliary jets
Component；6- data processing controllers；7- air intake conduit；8- solenoid valves；9- mixing chambers；10- pistons；11- flowmeters.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.
Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining relative position relation, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
The description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as
It indicates or implies its relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.
In the description of the present invention, the meaning of " plurality " is at least two, such as two, three etc., unless otherwise
Clear specific restriction.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, also may be used
To be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
In addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability
Domain those of ordinary skill can be implemented as basis, will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of this technical solution is not present, also not within the protection domain of the requires of the utility model.
As shown in Figure 1, a kind of natural gas engine of automatic adjustment natural gas and AIR Proportional, including cylinder (existing skill
Art is not shown in figure), cylinder head 2, flame thrower component 1, air intake conduit 7, main jet nozzle assembly 4 and auxiliary jet component
5；Natural gas enters cylinder from main jet nozzle assembly 4 and auxiliary jet component 5 respectively；It is set between main jet nozzle assembly 4 and auxiliary jet component 5
It is equipped with data processing controller 6, is both provided in the main jet nozzle assembly 4 and auxiliary jet component 5 and flows into spray for detecting metering
The flowmeter 11 of the volume of the natural gas of mouth；Solenoid valve 8 is provided in the air intake conduit 7；The flowmeter 11 and institute
Solenoid valve 8 is stated to be electrically connected with the data processing controller 6；The signal that flowmeter 11 detects is sent to data processing
Controller 6 carries out data processing, and data processing controller 6 sends out control signal to solenoid valve 8 according to result of calculation, controls electromagnetism
8 opening size of valve, to control entrance air volume.
Preferably, the air intake conduit 7 is additionally provided with mixing chamber 9；It looks up along air inlet side, the mixing chamber
9 are set to before the solenoid valve 8, and air first flows through solenoid valve 8 and then enters back into mixing chamber 9.
Preferably, the data processing controller 6, the flowmeter 11 and the solenoid valve 8 prevented fires, anti-corrosion
Erosion, high temperature resistant processing.
The course of work of engine is as follows：Natural gas enters mixing chamber 9 from main jet nozzle assembly 4, by main jet nozzle assembly 4
The flowmeter 11 of setting measures the natural gas volume flowed through, and sends data to data processing controller 6, data processing and control
Device 6 needs the air ability completely burned of how many volume by being calculated, then passes through data processing controller and automatically adjust electricity
The opening size of magnet valve, to control entrance air volume, to realize that natural gas and air are mixed in best combustion ratio
It closes；Auxiliary jet component 5 controls it by data processing controller 6 and sprays the combustion that a small amount of natural gas enters flame thrower component 1
In burning, spark plug 3 it is in due course light in burning rich mixture (net gas with it is a small amount of dilute mixed from combustion chamber of air cylinder
Close gas mixing), the flame of generation is ejected into from the head of flame thrower component 1 in combustion chamber, is further lighted in combustion chamber
Lean mixture body, generate pressure, to push piston 10 do work.
More than, the only preferable specific implementation mode of the utility model, but the protection domain of utility model is not limited to
This, any one skilled in the art within the technical scope disclosed by the utility model, the variation that can be readily occurred in
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with right
Subject to the protection domain of claim.
Claims (3)
1. a kind of natural gas engine of automatic adjustment natural gas and AIR Proportional, including cylinder, cylinder head, flame thrower group
Part, air intake conduit, main jet nozzle assembly and auxiliary jet component, which is characterized in that natural gas is respectively from main jet nozzle assembly and pair
Nozzle assembly enters cylinder；Data processing controller, the main burner group are provided between main jet nozzle assembly and auxiliary jet component
The flowmeter for detecting the volume for measuring the natural gas for flowing into nozzle is both provided in part and auxiliary jet component；The air into
Solenoid valve is provided on air pipe；The flowmeter is electrically connected with the data processing controller with the solenoid valve；Institute
It states the signal that flowmeter detects and is sent to the data processing controller progress data processing, the data processing controller root
The solenoid valve opening size is controlled according to result of calculation.
2. the natural gas engine of automatic adjustment natural gas and AIR Proportional according to claim 1, which is characterized in that institute
It states air intake conduit and is additionally provided with mixing chamber；Look up along air inlet side, the mixing chamber be set to the solenoid valve it
Before, air first flows through solenoid valve and then enters back into mixing chamber.
3. the natural gas engine of automatic adjustment natural gas and AIR Proportional according to claim 1 or 2, feature exist
In the data processing controller, the flowmeter and the solenoid valve are to have carried out fire prevention, anticorrosion, high temperature resistant processing
Special component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721551179.5U CN207634188U (en) | 2017-11-17 | 2017-11-17 | A kind of natural gas engine of automatic adjustment natural gas and AIR Proportional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721551179.5U CN207634188U (en) | 2017-11-17 | 2017-11-17 | A kind of natural gas engine of automatic adjustment natural gas and AIR Proportional |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207634188U true CN207634188U (en) | 2018-07-20 |
Family
ID=62857893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721551179.5U Active CN207634188U (en) | 2017-11-17 | 2017-11-17 | A kind of natural gas engine of automatic adjustment natural gas and AIR Proportional |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207634188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294266A (en) * | 2020-02-21 | 2021-08-24 | 中国石油天然气股份有限公司 | Air-fuel ratio regulating and controlling device and method for compressor |
-
2017
- 2017-11-17 CN CN201721551179.5U patent/CN207634188U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294266A (en) * | 2020-02-21 | 2021-08-24 | 中国石油天然气股份有限公司 | Air-fuel ratio regulating and controlling device and method for compressor |
| CN113294266B (en) * | 2020-02-21 | 2022-07-05 | 中国石油天然气股份有限公司 | Air-fuel ratio regulating and controlling device and method for compressor |
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