CN103148343B - Integrated-type vaporized pressure stabilizer - Google Patents
Integrated-type vaporized pressure stabilizer Download PDFInfo
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- CN103148343B CN103148343B CN201310091912.XA CN201310091912A CN103148343B CN 103148343 B CN103148343 B CN 103148343B CN 201310091912 A CN201310091912 A CN 201310091912A CN 103148343 B CN103148343 B CN 103148343B
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- exchange vaporizer
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Abstract
The invention discloses an integrated-type vaporized pressure stabilizer which comprises a heat exchange gasifier which gasifies low-temperature liquefied natural gas by utilizing cooling circulation water of an engine; one side of the heat exchange gasifier is provided with a pressure stabilizing buffer tank; a gas conveying pipeline is communicated between the heat exchange gasifier and the pressure stabilizing buffer tank, and is matched with a gas pressure regulating device and a visible pressure display meter; the heat exchange gasifier is provided with a low-temperature liquefied natural gas liquid intake connector as well as a water intake interface and a water discharge interface which are connected with automobile engine cooling circulation water; the engine cooling circulation water and the low-temperature liquefied natural gas are of parallel flow mode in the heat exchange gasifier; the pressure stabilizing buffer tank is provided with a gas supply interface; the pressure buffer tank and the heat exchange gasifier are sledged in parallel and combined to form a novel gasifying device structure integrating gasification, pressure regulation and buffering functions. The integrated-type vaporized pressure stabilizer provided by the invention has the characteristics of being integrated and assembled integrally, has high safety, has small vehicle occupation space, is rapid to install, and is convenient to operate.
Description
Technical field
The present invention relates to a kind of pressure stabilizer for carburation in the vaporisation techniques field of LNG Liquefied natural gas, particularly LNG automobile, specifically a kind of integrated form pressure stabilizer for carburation.
Background technique
Because the price of conventional petroleum resource is constantly high, and it refines a series of environmental pollution problem brought, and current countries in the world all tap a new source of energy continuous searching, to replace the traditional energy such as diesel oil, gasoline.Particularly over the past two years, along with the appearance of PM2.5 and the common people of countries in the world are to the concern of health, all in the exploitation constantly promoting new energy, and as the LNG Liquefied natural gas (be called for short LNG) of novel energy, then progressively extensively utilized by people, except in order to family expenses, also for the use of other industry, and as automotive fuel also more and more pay close attention to by countries in the world and develop.Special these several years, China LNG development of automobile was also rapid especially, as city bus, harbour heavily block, town and country mini-bus traffic, inland navigation craft etc.LNG Liquefied natural gas has the feature of clean environment firendly as automotive fuel, and its noxious emission reduces about about 85%, and comprehensive carbon emission reduces about about 95%, emission reduction effect is remarkable, and price is relatively cheap, relative to CNG, its course continuation mileage is also comparatively far away, is present stage desirable alternative fuel for cars.
LNG Liquefied natural gas is due to its low-temperature characteristics, therefore directly can not send into vehicular engine and carry out work, must be vaporized by special purpose device, be heated to 5 DEG C ~ 40 DEG C, and direct-fired gas is due to air pressure reason, directly can't be utilized by motor, gas pressure must to be reduced and within maintaining a reasonable pressure, can direct-furnish engine operation, the best efficiency of competence exertion rock gas.Vaporizing unit common in prior art is generally split type, and its pipeline linking route is long and complicated, relatively takes up room large, install and inspection very inconvenient, therefore when vehicle space is limited, be unfavorable for the equipped of car load.Moreover belong to inflammable and explosive medium due to rock gas, and vehicle is used for carrying, and therefore the tightness of whole device and Security just seem particularly important, and connecting pipeline is long, joint many also easily causing leak, thus reduce the Safety performance of LNG automobile.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned prior art present situation, and provides that vehicle space takies less, Security is high, installs monitoring convenient and collection vaporization, pressure regulation, surely rushes, is shown in a kind of integrated form pressure stabilizer for carburation integrally.
The present invention solves the problems of the technologies described above adopted technological scheme: a kind of integrated form pressure stabilizer for carburation, comprise and utilize engine cooling circulating water by the heat exchange vaporizer of low-temperature liquefaction natural gas vaporization, heat exchange vaporizer side is provided with voltage stabilizing knock out drum, and be communicated with air delivering pipeline between this heat exchange vaporizer and voltage stabilizing knock out drum, air delivering pipeline is fitted with air pressure regulator and visual pressure display instrument, water inlet interface heat exchange vaporizer being provided with low-temperature liquefaction rock gas liquid inlet joint and be connected with motor car engine cooling circulating water and water outlet mouthpiece, engine cooling circulating water and low-temperature liquefaction rock gas in heat exchange vaporizer inside are and streamed, voltage stabilizing knock out drum is provided with air feed interface, voltage stabilizing knock out drum and heat exchange vaporizer side by side sledge fill to combine to form and vaporize a kind of collection, pressure regulation and pooling feature are in the Novel steam gasifying device structure of one.
For optimizing technique scheme, the measure taked also comprises:
Above-mentioned heat exchange vaporizer and voltage stabilizing knock out drum are horizontally disposed cylindrical seal tank structure, low-temperature liquefaction rock gas liquid inlet joint is fitted in the ear end face of heat exchange vaporizer, the front-end face of this heat exchange vaporizer is welded with the tube coupling head sealing with the inlet end of air delivering pipeline and be communicated with, the side face upper end of voltage stabilizing knock out drum is positioned at rear portion and is provided with the intake interface docked with the outlet side of air delivering pipeline, and air feed interface is fixedly installed on the front portion of voltage stabilizing knock out drum side face upper end.
The above-mentioned water inlet interface be connected with motor car engine cooling circulating water and water outlet mouthpiece are all arranged on the upper end of heat exchange vaporizer side face, and interface of intaking all is fitted with the convenient water pipe adapter be connected with water outlet mouthpiece, and water inlet interface and water outlet mouthpiece lay respectively at rear portion and the front portion of heat exchange vaporizer side face upper end.
Above-mentioned air delivering pipeline to comprise before the pressure regulation all with particular space trend pneumatic tube after pneumatic tube and pressure regulation, air pressure regulator to be communicated with before pressure regulation after pneumatic tube and pressure regulation between pneumatic tube, visual pressure display instrument is connected to the Single port place on air pressure regulator after pressure regulation, the inlet end of air delivering pipeline is the inlet end of pneumatic tube before pressure regulation, and the outlet side of air delivering pipeline is the outlet side of pneumatic tube after pressure regulation.
Above-mentioned air pressure regulator is pressure regulator valve, and this pressure regulator valve is provided with adjusting pressuring handle.
Above-mentioned visual pressure display instrument be after spiral is fitted in pressure regulator valve pressure regulation on Single port for showing the pressure gauge of pressure after pressure regulation.
The two ends, bottom of above-mentioned heat exchange vaporizer and the two ends, bottom of voltage stabilizing knock out drum have all been welded dunnage, and heat exchange vaporizer and voltage stabilizing knock out drum are all welded and fixed integral by dunnage and mounting base, and mounting base is fitted with construction bolt.
Above-mentioned heat exchange vaporizer two ends are provided with protection stiffening plate, and the base surface of this protection stiffening plate is welded on mounting base, and on air delivering pipeline, card is furnished with U-tube folder, and this U-tube folder is equipped with mutually with protection stiffening plate fixed support.
Compared with prior art, the present invention mainly contains following advantage:
1, high integration: vaporization, voltage-regulation voltage-stabilization and the collection such as pressure display and relevant connection adapter, mounting base are an entirety by this device, and not only attractive in appearance, also can reduce vehicle in a large number taken up space simultaneously, is convenient to concentrate inspect for acceptance etc.
2, load and unload quick for installation: due to vaporization pressure regulation relevant in automobile-used for LNG air supply system is concentrated on a place, greatly can save the vehicle field-installed time, be conducive to the raising of car load factory working efficiency, be also convenient to haulage stage, the handling of warehousing stage and erection stage, carrying and installation etc. simultaneously.
3, Security is high: the relevant adapter of this device and joint are integrated in device, and not easily collide damage, and carries out assembling in factory and through air tightness test, Safety performance is relative to in-site installation, and its safety coefficient is improved further.
4, swift to operate: because all relevant significant components in traditional air feed circuit is integrated in a place by this device; not only be conducive to the protection of circuit; simultaneously; also due to the high integration of system, its operability have also been obtained raising, as carried out the setting of working pressure flow before engine valve; can regulate at this device place; and can be undertaken observing by pressure gauge then and there, limit regulates pressure regulator valve limit to see pressure gauge, can complete associative operation at a place.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the plan structure figure of Fig. 1;
Fig. 3 is the left TV structure figure of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described in further detail.
Fig. 1 is to Figure 3 shows that structural representation of the present invention.
Reference character is wherein: before heat exchange vaporizer 1, low-temperature liquefaction rock gas liquid inlet joint 11, tube coupling head 12, water inlet interface 13, water outlet mouthpiece 14, voltage stabilizing knock out drum 2, intake interface 21, air feed interface 22, air delivering pipeline 3, pressure regulation, after pneumatic tube 31, pressure regulation, pneumatic tube 32, air pressure regulator 4, pressure regulator valve 41, adjusting pressuring handle 42, visual pressure display instrument 5, pressure gauge 51, water pipe adapter 6, dunnage 71, mounting base 72, protection stiffening plate 8, U-tube press from both sides 9.
As shown in Figure 1 to Figure 3, a kind of integrated form pressure stabilizer for carburation of the present invention, comprise and utilize engine cooling circulating water by the heat exchange vaporizer 1 of low-temperature liquefaction natural gas vaporization, this heat exchange vaporizer 1 side is provided with the voltage stabilizing knock out drum 2 for storing the LNG Liquefied natural gas after vaporization, and be communicated with air delivering pipeline 3 between this heat exchange vaporizer 1 and voltage stabilizing knock out drum 2, this air delivering pipeline 3 is fitted with air pressure regulator 4 and visual pressure display instrument 5, the water inlet interface 13 heat exchange vaporizer 1 being provided with low-temperature liquefaction rock gas liquid inlet joint 11 and be connected with motor car engine cooling circulating water and water outlet mouthpiece 14.Water inlet interface 13 and water outlet mouthpiece 14 to be imported and exported with engine coolant by flexible pipe and are connected, in order to ensure that low-temperature liquefaction rock gas can be vaporized fully and completely, improve low-temperature liquefaction natural gas vaporization efficiency, engine cooling circulating water and low-temperature liquefaction rock gas are preferably and the streamed type of flow in heat exchange vaporizer 1 inside, voltage stabilizing knock out drum 2 is provided with the air feed interface 22 for being connected with motor, voltage stabilizing knock out drum 2 and heat exchange vaporizer 1 adopt sledge fill side by side mode to install to combine and form one and collect and vaporize, pressure regulation and pooling feature are in the Novel steam gasifying device structure of one.The present invention is the integrated pressure stabilizer for carburation of one of LNG automobile, relative to prior art, heat exchange vaporizer 1 and voltage stabilizing knock out drum 2 sledge dress are combined into one by the present invention, and concentrate in the pipe-line system of the air delivering pipeline 3 be connected with voltage stabilizing knock out drum 2 at heat exchange vaporizer 1 and be fitted with air pressure regulator 4 and visual pressure display instrument 5, whole device is so not only made to concentrate matched together to facilitate handling, carrying and installation, improve the Security of whole device simultaneously, greatly reduce conventional apparatus assembly space and take large problem, improve working efficiency, also can be convenient to concentrate and inspect for acceptance etc.
In embodiment, heat exchange vaporizer 1 and voltage stabilizing knock out drum 2 are horizontally disposed cylindrical seal tank structure, low-temperature liquefaction rock gas liquid inlet joint 11 is fitted in the ear end face of heat exchange vaporizer 1, the front-end face of this heat exchange vaporizer 1 is welded with the tube coupling head 12 sealing with the inlet end of air delivering pipeline 3 and be communicated with, the side face upper end of voltage stabilizing knock out drum 2 is positioned at rear portion and is provided with the intake interface 21 docked with the outlet side of air delivering pipeline 3, and air feed interface 22 is fixedly installed on the front portion of voltage stabilizing knock out drum 2 side face upper end.
In embodiment, the water inlet interface 13 be connected with motor car engine cooling circulating water and water outlet mouthpiece 14 are all arranged on the upper end of heat exchange vaporizer 1 side face, and interface 13 of intaking all is fitted with the convenient water pipe adapter 6 be connected with water outlet mouthpiece 14, and water inlet interface 13 and water outlet mouthpiece 14 lay respectively at rear portion and the front portion of heat exchange vaporizer 1 side face upper end.
In embodiment, air delivering pipeline 3 to comprise before the pressure regulation all with particular space trend pneumatic tube 32 after pneumatic tube 31 and pressure regulation, before pressure regulation after pneumatic tube 31 and pressure regulation pneumatic tube 32 have have with spatial shape, with the needs of satisfied installation, and reduce taking of space as much as possible.Air pressure regulator 4 to be communicated with before pressure regulation after pneumatic tube 31 and pressure regulation between pneumatic tube 32, before pressure regulation, pneumatic tube 31 is arranged on the leading portion of air pressure regulator 4, after pressure regulation, pneumatic tube 32 is arranged on the back segment of air pressure regulator 4, visual pressure display instrument 5 is connected to the Single port place on air pressure regulator 4 after pressure regulation, the inlet end of air delivering pipeline 3 is the inlet end of pneumatic tube 31 before pressure regulation, and the outlet side of air delivering pipeline 3 is the outlet side of pneumatic tube 32 after pressure regulation.Air delivering pipeline 3 and air pressure regulator 4 and visual pressure display instrument 5 constitute the air delivering pipeline system of this device.
In embodiment, air pressure regulator 4 is pressure regulator valve 41, and this pressure regulator valve 41 is provided with adjusting pressuring handle 42.
In embodiment, visual pressure display instrument 5 for spiral be fitted in pressure regulator valve 41 pressure regulation after on Single port for showing the pressure gauge 51 of pressure after pressure regulation.Of the present invention have high integration, can by directly observing pressure gauge 51, and turn adjusting pressuring handle 42 regulates the pressure of pressure regulator valve 41, thus controls the air pressure in voltage stabilizing knock out drum 2.
In embodiment, the two ends, bottom of heat exchange vaporizer 1 and the two ends, bottom of voltage stabilizing knock out drum 2 have all been welded dunnage 71, and heat exchange vaporizer 1 and voltage stabilizing knock out drum 2 are all welded and fixed integral by dunnage 71 and mounting base 72, and mounting base 72 is fitted with construction bolt.
Heat exchange vaporizer 1 two ends are provided with protection stiffening plate 8, and the base surface of this protection stiffening plate 8 is welded on mounting base 72, and on described air delivering pipeline 3, card is furnished with U-tube folder 9, and this U-tube folder 9 is equipped with mutually with protection stiffening plate 8 fixed support.
Assembling method of the present invention is as follows: heat exchange vaporizer 1 is with voltage stabilizing knock out drum 2 and be loaded on mounting base 72, the steam outlet pipe section header 12 of heat exchange vaporizer 1 is connected with pressure regulator valve 41 by pneumatic tube before pressure regulation 31, pressure regulator valve 41 is exported and is connected with the intake interface 21 of voltage stabilizing knock out drum 2 by pneumatic tube after pressure regulation 32, the air feed interface 22 of voltage stabilizing knock out drum 2 is threaded for air supply hose, before pressure regulation, after pneumatic tube 31 and pressure regulation, pneumatic tube 32 is fixed on protection stiffening plate 8 by U-tube folder 9, after pressure regulator valve, 51, pressure gauge used is installed on pressure regulator valve 41, so far this sledge is installed the vaporizing unit put and is then provided with vaporization, the function of pressure regulation and buffering.
Working principle of the present invention is: the low-temperature liquefaction rock gas of gas cylinder enters heat exchange vaporizer 1 inside by the low-temperature liquefaction rock gas liquid inlet joint 11 of heat exchange vaporizer 1, through carrying out exchange heat with the engine coolant entered in heat exchange vaporizer 1, change the low-temperature liquefaction rock gas of liquid state into gas at normal temperature, then enter pressure regulator valve 41 by pneumatic tube before pressure regulation 31 to carry out pressure and regulate after step-down, after reaching pressure needed for motor, after pressure regulation, pneumatic tube 32 flows into voltage stabilizing knock out drum 2 and stores again, so that vehicle carries out the use starting and accelerate, in voltage stabilizing knock out drum 2, gas is put mouth by air feed interface 22 and motor and is connected, the gas pressure entered in motor is observed by the pressure gauge 51 be installed on pressure regulator valve 41.
The present invention's convenience quick for installation, during installation, only by construction bolt, mounting base 72 and car floor need be fixed, then the import and export of engine cooling water be connected with the water inlet and outlet interface of heat exchange vaporizer 1, gas cylinder drain pipe is connected with the low-temperature liquefaction rock gas liquid inlet joint 11 of heat exchange vaporizer 1.During air feed, motor inlet pipe is connected with the air feed interface 22 of voltage stabilizing knock out drum 2.
Claims (1)
1. an integrated form pressure stabilizer for carburation, comprise and utilize engine cooling circulating water by the heat exchange vaporizer (1) of low-temperature liquefaction natural gas vaporization, it is characterized in that: described heat exchange vaporizer (1) side is provided with voltage stabilizing knock out drum (2), and be communicated with air delivering pipeline (3) between this heat exchange vaporizer (1) and voltage stabilizing knock out drum (2), this air delivering pipeline (3) is fitted with air pressure regulator (4) and visual pressure display instrument (5), described heat exchange vaporizer (1) is provided with low-temperature liquefaction rock gas liquid inlet joint (11) and the water inlet interface (13) be connected with motor car engine cooling circulating water and water outlet mouthpiece (14), described engine cooling circulating water and low-temperature liquefaction rock gas in heat exchange vaporizer (1) inside are and streamed, described voltage stabilizing knock out drum (2) is provided with air feed interface (22), described voltage stabilizing knock out drum (2) and heat exchange vaporizer (1) side by side sledge fills to combine and form one and collect and vaporize, pressure regulation and pooling feature are in the Novel steam gasifying device structure of one, the two ends, bottom of described heat exchange vaporizer (1) and the two ends, bottom of voltage stabilizing knock out drum (2) have all been welded dunnage (71), and heat exchange vaporizer (1) and voltage stabilizing knock out drum (2) are all welded and fixed integral by dunnage (71) and mounting base (72), and described mounting base (72) is fitted with construction bolt, described heat exchange vaporizer (1) and voltage stabilizing knock out drum (2) are horizontally disposed cylindrical seal tank structure, described low-temperature liquefaction rock gas liquid inlet joint (11) is fitted in the ear end face of heat exchange vaporizer (1), the front-end face of this heat exchange vaporizer (1) is welded with the tube coupling head (12) sealing with the inlet end of air delivering pipeline (3) and be communicated with, the side face upper end of described voltage stabilizing knock out drum (2) is positioned at rear portion and is provided with the intake interface (21) docked with the outlet side of air delivering pipeline (3), described air feed interface (22) is fixedly installed on the front portion of voltage stabilizing knock out drum (2) side face upper end, described air delivering pipeline (3) to comprise before the pressure regulation all with particular space trend pneumatic tube (32) after pneumatic tube (31) and pressure regulation, described air pressure regulator (4) to be communicated with before pressure regulation after pneumatic tube (31) and pressure regulation between pneumatic tube (32), described visual pressure display instrument (5) is connected to the Single port place after the upper pressure regulation of air pressure regulator (4), the inlet end of described air delivering pipeline (3) is the inlet end of pneumatic tube (31) before pressure regulation, the outlet side of described air delivering pipeline (3) is the outlet side of pneumatic tube (32) after pressure regulation,
Air delivering pipeline (3) and air pressure regulator (4) and visual pressure display instrument (5) constitute the air delivering pipeline system of this device;
The described water inlet interface (13) be connected with motor car engine cooling circulating water and water outlet mouthpiece (14) are all arranged on the upper end of heat exchange vaporizer (1) side face, and interface of intaking (13) and water outlet mouthpiece (14) are all fitted with the convenient water pipe adapter (6) be connected, and described water inlet interface (13) and water outlet mouthpiece (14) lay respectively at rear portion and the front portion of heat exchange vaporizer (1) side face upper end;
Described air pressure regulator (4) is pressure regulator valve (41), this pressure regulator valve (41) is provided with adjusting pressuring handle (42);
Described visual pressure display instrument (5) for spiral be fitted in pressure regulator valve (41) pressure regulation after on Single port for showing the pressure gauge (51) of pressure after pressure regulation;
Described heat exchange vaporizer (1) two ends are provided with protection stiffening plate (8), the base surface of this protection stiffening plate (8) is welded on mounting base (72), the upper card of described air delivering pipeline (3) is furnished with U-tube folder (9), and this U-tube folder (9) is equipped with mutually with protection stiffening plate (8) fixed support.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310091912.XA CN103148343B (en) | 2013-03-21 | 2013-03-21 | Integrated-type vaporized pressure stabilizer |
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| CN201310091912.XA CN103148343B (en) | 2013-03-21 | 2013-03-21 | Integrated-type vaporized pressure stabilizer |
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| CN103148343A CN103148343A (en) | 2013-06-12 |
| CN103148343B true CN103148343B (en) | 2014-12-17 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663295A (en) * | 2013-12-19 | 2014-03-26 | 安徽合叉叉车有限公司 | Small-tonnage liquefied natural gas forklift |
| CN105351739A (en) * | 2015-11-19 | 2016-02-24 | 安徽大盘特种装备车辆有限公司 | Multifunctional combined integrated cabinet |
| CN106195624B (en) * | 2016-07-15 | 2018-04-03 | 徐州工程学院 | A kind of large-scale liquefied natural gas vaporizing apparatus of cell and its method of work |
| CN114017664B (en) * | 2021-11-19 | 2023-05-12 | 国网新疆电力有限公司电力科学研究院 | Device for preventing sulfur hexafluoride gas-filling equipment from low-temperature liquefaction |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2235646B1 (en) * | 2003-12-22 | 2006-03-16 | Ros Roca Indox Equipos E Ingenieria, S.L. | MOBILE LNG REGASIFICATION PLANT. |
| JP2005351299A (en) * | 2004-06-08 | 2005-12-22 | Komatsu Gas Kk | Fuel gas feeding apparatus |
| CN200972051Y (en) * | 2006-09-15 | 2007-11-07 | 臧玉华 | Easy moving low pressure low temp gas supply device |
| CN101169223A (en) * | 2007-12-07 | 2008-04-30 | 张家港市华瑞科技有限公司 | Water-bath type liquefied natural gas evaporator |
| CN201575299U (en) * | 2009-12-15 | 2010-09-08 | 天津市华迈燃气技术发展有限公司 | Gasification-gas mixing device for liquefied petroleum gas |
| CN102252162A (en) * | 2011-08-16 | 2011-11-23 | 天津华迈环保设备有限公司 | Natural gas engine hot water circulating gas supply device for ship |
| CN203202609U (en) * | 2013-03-21 | 2013-09-18 | 宁波明欣化工机械有限责任公司 | Integrated vaporization pressure stabilizer |
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