CN101216004A - Balanced mixture gas dispensing device - Google Patents
Balanced mixture gas dispensing device Download PDFInfo
- Publication number
- CN101216004A CN101216004A CNA2008100734052A CN200810073405A CN101216004A CN 101216004 A CN101216004 A CN 101216004A CN A2008100734052 A CNA2008100734052 A CN A2008100734052A CN 200810073405 A CN200810073405 A CN 200810073405A CN 101216004 A CN101216004 A CN 101216004A
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- Prior art keywords
- air
- gas
- combustion gas
- chamber
- weighing apparatus
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- 239000000203 mixture Substances 0.000 title claims description 15
- 239000000567 combustion gas Substances 0.000 claims description 89
- 238000005303 weighing Methods 0.000 claims description 86
- 239000007789 gas Substances 0.000 claims description 70
- 238000003825 pressing Methods 0.000 claims description 24
- 239000002737 fuel gas Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 239000008246 gaseous mixture Substances 0.000 abstract 3
- 230000001105 regulatory effect Effects 0.000 abstract 3
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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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
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
The invention provides a gaseous mixture pressure balancing distribution device, which consists of an air regulating port, an air control piston, an air pressure balancing chamber, a gas pressure balancing chamber, a balance plate, a valve cap and a pressure balancing spring. The air control piston is provided with the air regulating port with an air outlet below. The air regulating port, the air outlet and the air control piston are connected into an integral body. The air control piston is arranged and can glide between the air pressure balancing chamber and the gas pressure balancing chamber. One end of the pressure balancing spring is connected with the balance plate, and the other end of the pressure balancing spring is connected with a control lever. The air inlet of the gaseous mixture pressure balancing distribution device is connected with an air filter. An air and gas mixing tube is communicated with the air inlet of an engine cylinder; a gas input tube is connected with an exterior gas supply line. As the gaseous mixture pressure balancing distribution device provided by the invention is designed to work under suction pressure, gas and air can be supplied according the requirement of the ratio of combustion of the engine cylinder when the gas pressure is reduced or is not positive and even negative, thus ensuring the gas engine to work without failure.
Description
One, technical field
The present invention relates to a kind of combustion gas input device of gas engine, particularly a kind of can balanced input air, the balanced mixture gas dispensing device of combustion gas.
Two, background technique
The combustion gas input device of existing gas engine all is to rely on the positive pressure pressure that combustion gas itself has in the gas pipeline to carry out the combustion gas input.Because the supply system complexity of gas pipeline, some local pipeline is big inadequately, and pipeline gas pressure does not often reach requirement, when gaseous-pressure is crossed low or do not had malleation, will cause gas engine work bad or can't proper functioning.
Chinese patent CN2729344Y discloses a kind of gas combustion automobile pressure reducing regulator, and it is to be connected to form by the gas-entered passageway in the housing, circulation heating water channel, one-level gas storehouse parts, secondary gas storehouse parts, three grades of gas storehouse parts, outlet passageway and electromagnetic valve parts.Its main purpose is in order to reduce gas pressure, but in use, the gas pressure size of its output is unstable, so in realizing producing, often increase a weighing apparatus depressor in its back-end, makes apparatus structure complexity, assembling loaded down with trivial details like this.
Chinese patent 200610077522.7 discloses a kind of air, combustion gas incoming pressure balace weight that is used for the gas engine mixer, form by balance body, diaphragm, by-pass cock, be applicable to the associated gas motor, can make the associated gas motor possess the function of bleeding, solve the associated gas source and be interrupted output and cause the technical problem that the associated gas motor can't normal and continuous operation.But this balace weight only has the balanced gas function, can not supply with combustion gas and air by the burning proportion requirement of engine cylinder, can not control the watt level of motor.
Three, summary of the invention
The object of the present invention is to provide a kind of can balanced input air, the balanced mixture gas dispensing device of combustion gas, when it can or not have malleation in the pipeline gas hypotony, even under certain negative pressure, also can supply with combustion gas and air to the burning proportion requirement of air and combustion gas, guarantee the proper functioning of gas engine by engine cylinder.
The present invention achieves the above object by the following technical programs, designed a kind of balanced mixture gas dispensing device, it presses chamber, combustion gas weighing apparatus to press chamber, balance plate, valve gap, weighing apparatus pressing spring, air output tube, combustion gas output tube to constitute by air louver, control gas piston, air weighing apparatus for this reason.
Wherein, control gas piston is provided with air louver, has air outlet slit, and air louver, air outlet slit and control gas piston fuse, and control gas piston is installed in the air weighing apparatus and presses chamber and combustion gas weighing apparatus to press between the chamber, and can press between the chamber at two weighing apparatuses and slide.One end of weighing apparatus pressing spring is connected with balance plate, and the other end is connected with controlling rod.The combustion gas output tube is installed in the air output tube, and the air inlet of balanced mixture gas dispensing device is connected with air-strainer, and air, combustion gas mixing pipe are communicated with the suction port of engine cylinder, and gas inlet pipe is connected with outside steam line.
Described valve gap and balance plate fuse, valve gap and fuel gas inlet end tight connecting.
Described air output tube bore and combustion gas output tube caliber size are to keep the air weighing apparatus to press the degree of vacuum of chamber and combustion gas weighing apparatus to press under the degree of vacuum same case of chamber, press engine cylinder to the design of the burning proportion requirement of air and combustion gas, guarantee to enter the gas quantity of motor and the constant rate of air quantity with this, the air and the combustion gas that keep entering engine cylinder meet the burning proportion requirement.
Below set forth balanced mixture gas dispensing device working state of the present invention and working principle, no longer repeat in an embodiment to set forth.
When motor was in static state, control gas piston can be parked in the arbitrary position between air weighing apparatus pressure chamber and the combustion gas weighing apparatus pressure chamber, and balance plate is under the effect of weighing apparatus pressing spring pulling force, and valve gap is with combustion gas inlet opening hermetically closing.
1, rely on weighing apparatus pressing spring pulling force control combustion gas weighing apparatus to press the degree of vacuum of chamber
When engine start, engine cylinder process air output tube 16 and combustion gas output tube 14 are pressed chamber 3 and combustion gas weighing apparatus to press chamber 6 to take out simultaneously to the air weighing apparatus and are used gas, at this moment the air weighing apparatus presses chamber 3 and combustion gas weighing apparatus to press chamber 6 all to produce certain degree of vacuum, after the combustion gas weighing apparatus presses chamber 6 to produce degree of vacuum, balance plate 10 overcomes the pulling force of weighing apparatus pressing spring 11 and presses chamber 6 directions to move to the combustion gas weighing apparatus under atmospheric effect, drive valve gap 8 and open, combustion gas enters the combustion gas weighing apparatus from gas inlet pipe 13 through fuel gas inlet 9 and presses chamber 6.Engine cylinder is pressed chamber 6 to take out through combustion gas output tube 14 to the combustion gas weighing apparatus on one side and is used combustion gas, and combustion gas enters the combustion gas weighing apparatus from gas inlet pipe 13 through fuel gas inlet 9 on one side and presses chamber 6.The combustion gas weighing apparatus is pressed the pulling force decision of the degree of vacuum size of chamber 6 by weighing apparatus pressing spring 11, when the motor gas consumption is constant, diminish by will the weigh pulling force of pressing spring 11 of pulling controlling rod, balance plate 10 is under atmospheric effect, press chamber 6 directions to move to the combustion gas weighing apparatus, valve gap 8 is opened greatly, and combustion gas enters the combustion gas weighing apparatus and presses chamber 6 to increase, and the combustion gas weighing apparatus presses the degree of vacuum of chamber 6 to reduce.Otherwise, will weigh the pulling force of pressing spring 11 when becoming big by the pulling controlling rod, balance plate 10 is under the effect of weighing apparatus pressing spring 11 pulling force, and the valve gap 8 on the balance plate 10 turns down, and the combustion gas weighing apparatus presses chamber degree of vacuum to become greatly.
2, press the vacuum degree control air louver 1 of chamber 6 according to the combustion gas weighing apparatus, make the air weighing apparatus press the degree of vacuum of chamber 3 to press the degree of vacuum of chamber 6 identical with the combustion gas weighing apparatus
When engine load is constant, controlling rod 12 will weigh the pulling force of pressing spring 11 when reducing, and barometric pressure presses chambers 6 directions to move toward the combustion gas weighing apparatus balance plate 10, and valve gap 8 is opened greatly, enters the combustion gas weighing apparatus and presses the gas quantity of chamber 6 to increase, and the combustion gas weighing apparatus is pressed the degree of vacuum reduction of chamber 6.The air weighing apparatus presses the degree of vacuum of chamber 3 to press the degree of vacuum of chamber 6 big than the combustion gas weighing apparatus, control gas piston 5 presses chamber 6 directions to move toward the air weighing apparatus, air louver 1 becomes big, entering the air weighing apparatus presses the air quantity of chamber 3 to increase, the air weighing apparatus presses the degree of vacuum of chamber 3 to reduce, up to till combustion gas weighing apparatus presses the degree of vacuum of chamber 6 identical, remain the degree of vacuum balance of two chambers.
When motor increased owing to work reason load, engine speed slowed down, and the motor gas consumption reduces.Because it is that the pulling force of weighing apparatus pressing spring 11 is constant by the pulling force decision of weighing apparatus pressing spring 11 that combustion gas weighing apparatus is pressed the degree of vacuum of chamber 6, the combustion gas weighing apparatus presses the degree of vacuum of chamber 6 constant.And the air weighing apparatus presses the degree of vacuum of chamber 3 to diminish, control gas piston 5 presses the direction of chamber 6 to move toward the combustion gas weighing apparatus, air louver 1 diminishes, entering the air weighing apparatus presses the air quantity of chamber 3 to reduce, the air weighing apparatus presses the degree of vacuum of chamber 3 to become big thereupon, up to till combustion gas weighing apparatus presses the degree of vacuum of chamber 6 identical, remain the degree of vacuum balance of two chambers.
When 3, the degree of vacuum of pressing chamber 3 when air weighing apparatus and combustion gas weighing apparatus press the degree of vacuum of chamber 6 identical, how to press burning proportion requirement supply combustion gas and the air of engine cylinder to air and combustion gas
Press the degree of vacuum of chamber 6 to control the degree of vacuum that the air weighing apparatus is pressed chamber 3 with the combustion gas weighing apparatus, keep the air weighing apparatus to press the degree of vacuum of chamber 3 to press the degree of vacuum of chamber 6 identical with the combustion gas weighing apparatus.In the case, no matter how enter the air inflow of engine cylinder changes, because being the air output tubes 16 of process fixed proportion bore, air and combustion gas enter engine cylinder with combustion gas output tube 14, so the ratio of air quantity and gas quantity is also constant, the burning proportion requirement of air and combustion gas is supplied with combustion gas and air thereby keep pressing engine cylinder.
The present invention changes engine power by adjusting weighing apparatus pressing spring pulling force.Be to change the combustion gas weighing apparatus by controlling rod adjustment weighing apparatus pressing spring pulling force to press the degree of vacuum of chamber in certain scope, pressing the degree of vacuum of chamber to control the air weighing apparatus with the combustion gas weighing apparatus again presses the degree of vacuum of chamber to press the degree of vacuum of chamber identical with the combustion gas weighing apparatus, press under the degree of vacuum same case of chamber at two weighing apparatuses, air and combustion gas are pressed the burning proportion requirement supply engine of engine cylinder to air and combustion gas through air output tube and combustion gas output tube.Weighing apparatus pressing spring pulling force is little, and two Room degree of vacuum are little, and the air of supply engine cylinder and gas quantity are just many, and engine power is just big, otherwise weighing apparatus pressing spring pulling force is big, and two Room degree of vacuum are big, and the air of supply engine cylinder and gas quantity are just few, and engine power is just little.
The invention has the advantages that:
Because being design, balanced mixture gas dispensing device of the present invention under negative pressure, works, so can or not have malleation in the reduction of pipeline gas pressure, even under certain negative pressure, also can supply with combustion gas and air to the burning proportion requirement of air and combustion gas, guarantee the proper functioning of gas engine by engine cylinder.
Four, description of drawings
Fig. 1 is a balanced mixture gas dispensing device structural representation of the present invention.
Five, embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.
Contrast Fig. 1, the present invention presses chamber 3, seal ring 4, control gas piston 5, combustion gas weighing apparatus to press chamber 6, caulking gum 7, valve gap 8, fuel gas inlet 9, balance plate 10, weighing apparatus pressing spring 11, controlling rod 12, gas inlet pipe 13, combustion gas output tube 14 by air louver 1, air supplying tube 2, air weighing apparatus, and air, combustion gas mixing pipe 15, air output tube 16, air outlet slit 17, shell 18 constitute.Wherein, control gas piston 5 is provided with air louver 1, has air outlet slit 17, and air louver 1, air outlet slit 17 and control gas piston 5 fuse, control gas piston 5 is installed in the air weighing apparatus and presses chamber 3 and combustion gas weighing apparatus to press between the chamber 6, and can press between the chamber at two weighing apparatuses and slide.Valve gap 8 is fixedlyed connected with balance plate 10.One end of weighing apparatus pressing spring 11 is connected with balance plate 10, and the other end is connected with controlling rod 12.Air output tube 16 is corresponding with air outlet slit 17, and air outlet slit 17 is in opening state all the time greater than air output tube 16.The air inlet 2 of balanced mixture gas dispensing device is connected with air-strainer, and air, combustion gas mixing pipe 15 are communicated with the suction port of engine cylinder.Gas inlet pipe 13 is connected with outside steam line.The caliber size of air output tube 16 be with motor in the full admission amount, the degree of vacuum that air weighing apparatus is pressed chamber 3 is during near barometric pressure, air output tube caliber size just can satisfy the air input of engine by air requirement and fixed.Combustion gas output tube 14 caliber size are in the full admission amount with motor, the degree of vacuum that combustion gas weighing apparatus is pressed chamber 6 is during near barometric pressure, the caliber size of combustion gas output tube 14 is mated the proportion requirement of air and fuel gas buring just with the combustion gas of output and is decided, for example, when using associated gas to make fuel, with air and associated gas (volume ratio) distribution in 30: 1, be the best combustion ratio starting engine cylinder, this moment, design air output tube 16 was 30: 1 with the ratio of the bore sectional area of combustion gas output tube 14.
Claims (4)
1. balanced mixture gas dispensing device, it is characterized in that it is by air louver, control gas piston, the air weighing apparatus is pressed the chamber, the combustion gas weighing apparatus is pressed the chamber, balance plate, valve gap, the weighing apparatus pressing spring, the air output tube, the combustion gas output tube, shell constitutes, control gas piston is provided with air louver, have air outlet slit, air louver, air outlet slit and control gas piston fuse, control gas piston is installed in the air weighing apparatus and presses chamber and combustion gas weighing apparatus to press between the chamber, and can press between the chamber at two weighing apparatuses and slide, one end of weighing apparatus pressing spring is connected with balance plate, the other end is connected with controlling rod, the combustion gas output tube is installed in the air output tube, the air inlet of balanced mixture gas dispensing device is connected with air-strainer, air, the combustion gas mixing pipe is communicated with the suction port of engine cylinder, and gas inlet pipe is connected with outside steam line.
2. a kind of balanced mixture gas dispensing device according to claim 1 is characterized in that described valve gap and balance plate fuse, valve gap and fuel gas inlet end tight connecting.
3. a kind of balanced mixture gas dispensing device according to claim 1, its feature is to keep the air weighing apparatus to press the degree of vacuum of chamber and combustion gas weighing apparatus to press under the degree of vacuum same case of chamber at described air output tube bore and combustion gas output tube caliber size, press engine cylinder to the design of the burning proportion requirement of air and combustion gas, to guarantee to enter the gas quantity of motor and the constant rate of air quantity, the air and the gas quantity that keep entering engine cylinder meet the burning proportion requirement.
4. a kind of balanced mixture gas dispensing device according to claim 3, its feature is in described air output tube bore and combustion gas output tube caliber size of pressing engine cylinder to the burning proportion requirement design of air and combustion gas, when using associated gas to make fuel, air output tube (16) is 30: 1 with the ratio of the bore sectional area of combustion gas output tube (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100734052A CN101216004A (en) | 2008-01-07 | 2008-01-07 | Balanced mixture gas dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100734052A CN101216004A (en) | 2008-01-07 | 2008-01-07 | Balanced mixture gas dispensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101216004A true CN101216004A (en) | 2008-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100734052A Pending CN101216004A (en) | 2008-01-07 | 2008-01-07 | Balanced mixture gas dispensing device |
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| CN (1) | CN101216004A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832205A (en) * | 2009-03-05 | 2010-09-15 | 通用汽车环球科技运作公司 | Engine pack and adjusting method with variable air inlet regulating device |
| CN102352837A (en) * | 2011-09-29 | 2012-02-15 | 江苏三环实业股份有限公司 | Lead pump piston head of plate grid die casting machine of lead-acid storage battery |
| CN108845523A (en) * | 2018-06-25 | 2018-11-20 | 韩泽璇 | Electronics PWM gas mixer |
| CN114543523A (en) * | 2022-01-19 | 2022-05-27 | 福建华清电子材料科技有限公司 | Aluminum nitride powder preparation graphite furnace capable of accurately controlling nitrogen supply |
-
2008
- 2008-01-07 CN CNA2008100734052A patent/CN101216004A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832205A (en) * | 2009-03-05 | 2010-09-15 | 通用汽车环球科技运作公司 | Engine pack and adjusting method with variable air inlet regulating device |
| CN102352837A (en) * | 2011-09-29 | 2012-02-15 | 江苏三环实业股份有限公司 | Lead pump piston head of plate grid die casting machine of lead-acid storage battery |
| CN108845523A (en) * | 2018-06-25 | 2018-11-20 | 韩泽璇 | Electronics PWM gas mixer |
| CN108845523B (en) * | 2018-06-25 | 2021-01-29 | 韩泽璇 | Electronic PWM gas mixer |
| CN114543523A (en) * | 2022-01-19 | 2022-05-27 | 福建华清电子材料科技有限公司 | Aluminum nitride powder preparation graphite furnace capable of accurately controlling nitrogen supply |
| CN114543523B (en) * | 2022-01-19 | 2023-10-24 | 福建华清电子材料科技有限公司 | Aluminum nitride powder preparation graphite furnace with precise control of nitrogen supply |
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Open date: 20080709 |