CN103148343A - Integrated-type vaporized pressure stabilizer - Google Patents
Integrated-type vaporized pressure stabilizer Download PDFInfo
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- CN103148343A CN103148343A CN201310091912XA CN201310091912A CN103148343A CN 103148343 A CN103148343 A CN 103148343A CN 201310091912X A CN201310091912X A CN 201310091912XA CN 201310091912 A CN201310091912 A CN 201310091912A CN 103148343 A CN103148343 A CN 103148343A
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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 that the vaporization technical field of LNG Liquefied natural gas, particularly LNG automobile are used, specifically a kind of integrated form pressure stabilizer for carburation.
Background technique
Because the price of traditional petroleum resources is constantly high, with and refine a series of environmental pollution problem bring, countries in the world all tap a new source of energy constantly seeking at present, to replace the traditional energies such as diesel oil, gasoline.Particularly over the past two years, along with the common people of the appearance of PM2.5 and the countries in the world concern to health, all constantly promoting the exploitation of new energy, and as the LNG Liquefied natural gas of novel energy (being called for short LNG), progressively extensively utilized by people, except in order to family expenses, also be used for the use of other industry, and also more and more paid close attention to and develop by countries in the world as automotive fuel.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 characteristics of clean environment firendly as automotive fuel, its noxious emission reduces approximately 85% left and right, and comprehensive carbon emission reduces approximately 95% left and right, emission reduction effect is remarkable, and price is relatively cheap, with respect to CNG, its course continuation mileage is also far away, is desirable alternative fuel for cars of present stage.
LNG Liquefied natural gas is due to its low-temperature characteristics, therefore can not directly send into vehicular engine carries out work, must it be vaporized by isolated plant, be heated to 5 ℃～40 ℃, and direct-fired gas is due to the air pressure reason, can't direct launched machine utilization, and gas pressure must be reduced and keep in a reasonable pressure, can the direct-furnish engine operation, the best efficiency of competence exertion rock gas.In prior art, common vaporizing unit is generally split type, and its pipeline linking route is long and complicated, relatively takes up room large, and installation and check are very inconvenient, therefore in the situation that vehicle space is limited, is unfavorable for the equipped of car load.Moreover because rock gas belongs to inflammable and explosive medium, and vehicle is multiplex in carrying, and therefore tightness and the Security of whole device just seem particularly important, and connecting pipeline is long, how joint also easily causes leaking, thus reduced 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 provide vehicle space take less, safe, monitoring convenient and collection vaporization, pressure regulation are installed, surely rush, be shown in a kind of integrated form pressure stabilizer for carburation of one.
the present invention solves the problems of the technologies described above the technological scheme that adopts: a kind of integrated form pressure stabilizer for carburation, comprise and utilize engine cooling circulating water with the heat exchange vaporizer of low-temperature liquefaction natural gas vaporization, heat exchange vaporizer one side is provided with the voltage stabilizing knock out drum, and be communicated with air delivering pipeline between this heat exchange vaporizer and voltage stabilizing knock out drum, be fitted with air pressure regulator and visual pressure display instrument on air delivering pipeline, the water inlet interface and the water outlet mouthpiece that low-temperature liquefaction rock gas liquid inlet joint are installed on the heat exchange vaporizer and are connected with the motor car engine cooling circulating water, engine cooling circulating water and low-temperature liquefaction rock gas in heat exchange vaporizer inside are and are streamed, be provided with air feed interface on the voltage stabilizing knock out drum, voltage stabilizing knock out drum and heat exchange vaporizer sledge dress side by side constitute a kind of collection vaporization, pressure regulation and pooling feature are in the Novel steam gasifying device structure of one.
For optimizing technique scheme, Adopts measure also comprises:
Above-mentioned heat exchange vaporizer and voltage stabilizing knock out drum are horizontally disposed cylindricality sealed shell of tank structure, low-temperature liquefaction rock gas liquid inlet joint is fitted in the ear end face of heat exchange vaporizer, be welded with the tube coupling head that is communicated with the inlet end sealing of air delivering pipeline on the front-end face of this heat exchange vaporizer, the side face upper end of voltage stabilizing knock out drum is positioned at the rear portion intake interface that docks with the outlet side of air delivering pipeline is installed, and air feed interface is fixedly installed on the front portion of voltage stabilizing knock out drum side face upper end.
The upper end that the above-mentioned water inlet interface that is connected with the motor car engine cooling circulating water and water outlet mouthpiece all are arranged on heat exchange vaporizer side face, and the water inlet interface is connected with water outlet mouthpiece and is fitted with the convenient water pipe adapter that connects, 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 comprises before the pressure regulation that all has particular space trend pneumatic tube after pneumatic tube and pressure regulation, the air pressure regulator is communicated with before pressure regulation after pneumatic tube and pressure regulation between pneumatic tube, visual pressure display instrument is connected to the port after pressure regulation on the air pressure regulator, 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, is provided with adjusting pressuring handle on this pressure regulator valve.
Above-mentioned visual pressure display instrument is that spiral is fitted in the pressure gauge that is used for showing pressure after pressure regulation after the pressure regulator valve pressure regulation on a port.
The two ends, bottom of above-mentioned heat exchange vaporizer and the two ends, bottom of the voltage stabilizing knock out drum dunnage that all has been welded, and heat exchange vaporizer and voltage stabilizing knock out drum all be welded and fixed by dunnage and mounting base and be integral, and is fitted with construction bolt on mounting base.
Above-mentioned heat exchange vaporizer two ends are provided with the protection stiffening plate, and the base plate face of this protection stiffening plate is welded on mounting base, and on air delivering pipeline, card is furnished with U-shaped pipe clamp, and this U-shaped pipe clamp is equipped with mutually with protection stiffening plate fixed support.
Compared with prior art, the present invention mainly contains following advantage:
1, high integration: this device is with vaporization, voltage-regulation voltage-stabilization and pressure shows and the collection such as relevant connection adapter, mounting base are an integral body, and is not only attractive in appearance, also can reduce in a large number vehicle simultaneously to take up space, and is convenient to concentrated inspect for acceptance etc.
2, loading and unloading are quick for installation: due to relevant vaporization pressure regulation in the automobile-used air supply system of LNG is concentrated on a place, can greatly save the field-installed time of vehicle, be conducive to the raising of car load factory working efficiency, also be convenient to loading and unloading, carrying and the installation etc. of haulage stage, warehousing stage and erection stage simultaneously.
3, safe: this device is relevant to be taken over and joint is integrated in device, the damage that is difficult for bumping, and assemble in factory and through air tightness test, Safety performance is installed with respect to the scene, its safety coefficient further is improved.
4, swift to operate: because this device is integrated in a place with all the relevant significant components in traditional air feed circuit; not only be conducive to the protection of circuit; simultaneously; also due to the high integration of system, its operability also is improved, as carries out the setting of working pressure flow before engine valve; can regulate at this device place; and can observe by pressure gauge then and there, pressure gauge is seen on adjusting pressure regulator valve limit, limit, can complete associative operation at a place.
Description of drawings
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 wherein is: 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-shaped pipe clamp 9 after 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, the front pneumatic tube 31 of pressure regulation, pressure regulation.
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 with the heat exchange vaporizer 1 of low-temperature liquefaction natural gas vaporization, these heat exchange vaporizer 1 one sides are provided with for the voltage stabilizing knock out drum 2 that stores the LNG Liquefied natural gas after vaporizing, and 2 of this heat exchange vaporizer 1 and voltage stabilizing knock out drums are communicated with air delivering pipeline 3, be fitted with air pressure regulator 4 and visual pressure display instrument 5 on this air delivering pipeline 3, low-temperature liquefaction rock gas liquid inlet joint 11 and the water inlet interface 13 that is connected with the motor car engine cooling circulating water and water outlet mouthpiece 14 are installed on heat exchange vaporizer 1.water inlet interface 13 is imported and exported with engine coolant by flexible pipe with water outlet mouthpiece 14 and is connected, can vaporize fully and completely in order to guarantee the low-temperature liquefaction rock gas, improve low-temperature liquefaction natural gas vaporization efficient, engine cooling circulating water and low-temperature liquefaction rock gas are preferably and the streamed type of flow in heat exchange vaporizer 1 inside, be provided with on voltage stabilizing knock out drum 2 for the air feed interface 22 that is connected with motor, voltage stabilizing knock out drum 2 and heat exchange vaporizer 1 adopt side by side the mode of sledge dress to install and constitute a kind of collection vaporization, pressure regulation and pooling feature are in the Novel steam gasifying device structure of one.the present invention is a kind of integrated pressure stabilizer for carburation that the LNG automobile is used, with respect to prior art, the present invention is combined into one heat exchange vaporizer 1 and voltage stabilizing knock out drum 2 sledge dresses, and concentrate in the pipe-line system of the air delivering pipeline 3 that heat exchange vaporizer 1 is connected with voltage stabilizing knock out drum 2 and be fitted with air pressure regulator 4 and visual pressure display instrument 5, so not only make whole device concentrate matched together to facilitate loading and unloading, carrying and installation, improved simultaneously the Security of whole device, greatly reduce the conventional apparatus assembly space and take large problem, improved 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 cylindricality sealed shell of tank structure, low-temperature liquefaction rock gas liquid inlet joint 11 is fitted in the ear end face of heat exchange vaporizer 1, be welded with the tube coupling head 12 that is communicated with the inlet end sealing of air delivering pipeline 3 on the front-end face of this heat exchange vaporizer 1, the side face upper end of voltage stabilizing knock out drum 2 is positioned at the rear portion intake interface 21 that docks with the outlet side of air delivering pipeline 3 is installed, and air feed interface 22 is fixedly installed on the front portion of voltage stabilizing knock out drum 2 side face upper ends.
In embodiment, the water inlet interface 13 that is connected with the motor car engine cooling circulating water and water outlet mouthpiece 14 all are arranged on the upper end of heat exchange vaporizer 1 side face, and water inlet interface 13 is connected with water outlet mouthpiece and all is fitted with the convenient water pipe adapter 6 that connects, 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 comprises before the pressure regulation that all has particular space trend pneumatic tube 32 after pneumatic tube 31 and pressure regulation, after the front pneumatic tube 31 of pressure regulation and pressure regulation, pneumatic tube 32 has same spatial shape is arranged, and with the satisfied needs of installing, and reduces as much as possible taking of space.Air pressure regulator 4 is 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 port after pressure regulation on air pressure regulator 4, 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 have consisted of the air delivering pipeline system of this device.
In embodiment, air pressure regulator 4 is pressure regulator valve 41, is provided with adjusting pressuring handle 42 on this pressure regulator valve 41.
In embodiment, visual pressure display instrument 5 is used for showing the pressure gauge 51 of pressure after pressure regulation after pressure regulator valve 41 pressure regulation on a port for spiral is fitted in.Of the present invention have a high integration, can be by directly observing pressure gauge 51, and turn adjusting pressuring handle 42 is regulated the pressure of pressure regulator valve 41, thereby controls the interior air pressure of 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 dunnage 71 that all has been welded, and heat exchange vaporizer 1 and voltage stabilizing knock out drum 2 all are welded and fixed by dunnage 71 and mounting base 72 and are integral, and are fitted with construction bolt on mounting base 72.
Heat exchange vaporizer 1 two ends are provided with protection stiffening plate 8, and the base plate face of this protection stiffening plate 8 is welded on mounting base 72, and on described air delivering pipeline 3, card is furnished with U-shaped pipe clamp 9, and this U-shaped pipe clamp 9 is equipped mutually with protection stiffening plate 8 fixed supports.
assembling method of the present invention is as follows: heat exchange vaporizer 1 and voltage stabilizing knock out drum 2 also are 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 outlets are connected with the intake interface 21 of voltage stabilizing knock out drum 2 by pneumatic tube after pressure regulation 32 again, 22 of the air feed interfaces of voltage stabilizing knock out drum 2 are threaded for air supply hose, after the front pneumatic tube 31 of pressure regulation and pressure regulation, pneumatic tube 32 is fixed on protection stiffening plate 8 by U-shaped pipe clamp 9, after pressure regulator valve, 51, pressure gauge used is installed on pressure regulator valve 41, so far the vaporizing unit that this sledge installing is put has had vaporization, the function of pressure regulation and buffering.
working principle of the present invention is: the low-temperature liquefaction rock gas liquid inlet joint 11 of the low-temperature liquefaction rock gas of gas cylinder by heat exchange vaporizer 1 enters heat exchange vaporizer 1 inside, through carrying out exchange heat with the engine coolant that enters in heat exchange vaporizer 1, change the low-temperature liquefaction rock gas of liquid state into gas at normal temperature, then entering pressure regulator valve 41 by pneumatic tube before pressure regulation 31 carries out after pressure regulates step-down, reaching after the required pressure of motor after pressure regulation pneumatic tube 32 flows into voltage stabilizing knock out drums 2 and stores again, so that vehicle starts and the use of acceleration, in voltage stabilizing knock out drum 2, gas can be put by air feed interface 22 and motor and mouthful be connected, the gas pressure that enters in motor can be observed by the pressure gauge 51 that is installed on pressure regulator valve 41.
The present invention's convenience quick for installation, during installation, only need by construction bolt, mounting base 72 and car floor to be fixed, then the import and export with engine cooling water are connected with the water inlet and outlet interface of heat exchange vaporizer 1, and the 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, the motor inlet duct is connected with the air feed interface 22 of voltage stabilizing knock out drum 2 to be got final product.
Claims (8)
1. integrated form pressure stabilizer for carburation, comprise and utilize engine cooling circulating water with the heat exchange vaporizer (1) of low-temperature liquefaction natural gas vaporization, it is characterized in that: described heat exchange vaporizer (1) one 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), be fitted with air pressure regulator (4) and visual pressure display instrument (5) on this air delivering pipeline (3), the water inlet interface (13) that low-temperature liquefaction rock gas liquid inlet joint (11) is installed on described heat exchange vaporizer (1) and is connected with the 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 are streamed, be provided with air feed interface (22) on described voltage stabilizing knock out drum (2), described voltage stabilizing knock out drum (2) and heat exchange vaporizer (1) sledge dress side by side constitute a kind of collection vaporization, pressure regulation and pooling feature are in the Novel steam gasifying device structure of one.
2. a kind of integrated form pressure stabilizer for carburation according to claim 1, it is characterized in that: described heat exchange vaporizer (1) and voltage stabilizing knock out drum (2) are horizontally disposed cylindricality sealed shell of tank structure, described low-temperature liquefaction rock gas liquid inlet joint (11) is fitted in the ear end face of heat exchange vaporizer (1), be welded with the tube coupling head (12) that is communicated with the inlet end sealing of air delivering pipeline (3) on the front-end face of this heat exchange vaporizer (1), the side face upper end of described voltage stabilizing knock out drum (2) is positioned at the rear portion intake interface (21) that docks with the outlet side of air delivering pipeline (3) is installed, described air feed interface (22) is fixedly installed on the front portion of voltage stabilizing knock out drum (2) side face upper end.
3. a kind of integrated form pressure stabilizer for carburation according to claim 2, it is characterized in that: the described water inlet interface (13) that is connected with the motor car engine cooling circulating water and water outlet mouthpiece (14) all are arranged on the upper end of heat exchange vaporizer (1) side face, and water inlet interface (13) is connected 14 with water outlet mouthpiece) all be fitted with the convenient water pipe adapter (6) that connects, 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.
4. a kind of integrated form pressure stabilizer for carburation according to claim 3, it is characterized in that: described air delivering pipeline (3) comprises before the pressure regulation that all has particular space trend pneumatic tube (32) after pneumatic tube (31) and pressure regulation, described air pressure regulator (4) is 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 port 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.
5. a kind of integrated form pressure stabilizer for carburation according to claim 4, it is characterized in that: described air pressure regulator (4) is pressure regulator valve (41), is provided with adjusting pressuring handle (42) on this pressure regulator valve (41).
6. a kind of integrated form pressure stabilizer for carburation according to claim 5 is characterized in that: described visual pressure display instrument (5) is used for showing the pressure gauge (51) of pressure after pressure regulation after pressure regulator valve (41) pressure regulation on a port for spiral is fitted in.
7. a kind of integrated form pressure stabilizer for carburation according to claim 6, it is characterized in that: the two ends, bottom of the two ends, bottom of described heat exchange vaporizer (1) and voltage stabilizing knock out drum (2) dunnage (71) that all has been welded, and heat exchange vaporizer (1) and voltage stabilizing knock out drum (2) all are welded and fixed by dunnage (71) and mounting base (72) and are integral, and described mounting base is fitted with construction bolt on (72).
8. a kind of integrated form pressure stabilizer for carburation according to claim 7, it is characterized in that: described heat exchange vaporizer (1) two ends are provided with protection stiffening plate (8), the base plate face 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-shaped pipe clamp (9), and this U-shaped pipe clamp (9) is equipped mutually with protection stiffening plate (8) fixed support.
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| 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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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN106195624A (en) * | 2016-07-15 | 2016-12-07 | 徐州工程学院 | A kind of large-scale liquefied natural gas vaporizing apparatus in community and method of work thereof |
| CN114017664A (en) * | 2021-11-19 | 2022-02-08 | 国网新疆电力有限公司电力科学研究院 | Device for preventing low-temperature liquefaction of sulfur hexafluoride gas-filled equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103663295A (en) * | 2013-12-19 | 2014-03-26 | 安徽合叉叉车有限公司 | Small-tonnage liquefied natural gas forklift |
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| CN106195624A (en) * | 2016-07-15 | 2016-12-07 | 徐州工程学院 | A kind of large-scale liquefied natural gas vaporizing apparatus in community and method of work thereof |
| 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 |
| CN114017664A (en) * | 2021-11-19 | 2022-02-08 | 国网新疆电力有限公司电力科学研究院 | Device for preventing low-temperature liquefaction of sulfur hexafluoride gas-filled equipment |
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