CN203756369U - Liquefied natural gas vaporizer for vehicle - Google Patents
Liquefied natural gas vaporizer for vehicle Download PDFInfo
- Publication number
- CN203756369U CN203756369U CN201320659012.6U CN201320659012U CN203756369U CN 203756369 U CN203756369 U CN 203756369U CN 201320659012 U CN201320659012 U CN 201320659012U CN 203756369 U CN203756369 U CN 203756369U
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- China
- Prior art keywords
- liquid
- right baffle
- welded
- delivery outlet
- inlet opening
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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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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to a liquefied natural gas vaporizer for an automobile. The liquefied natural gas vaporizer is mainly technically characterized by comprising a cylindrical shell 1, a left baffle 2, a booster tube 3, an electric heating tube 4, a liquid vaporizing tube 5, a venting plug 6, an inner support 7, a right baffle 8, a water bath output port 9, a vaporizing booster output port 10, a liquid vaporizing output port 11, a liquid drainage plug 12, a water bath input port 13, a fastening connecting plug 14, a liquid vaporizing input port 15, a sealing washer 16 and a vaporizing booster input port 17, wherein the cylindrical shell 1, the left baffle 2 and the right baffle 8 form a sealed whole through welding; electric heating and water bath heating modes are adopted, fuel gas in a gas supply system of the automobile is quickly boosted and vaporized through the booster tube 3 and the liquid vaporizing tube 5, an engine is normally started at low environmental temperature, and the pressure of the fuel gas is continuously stable. The liquefied natural gas vaporizer has the characteristics of simple structure, reasonable design, safe and reliable use, low cost and the like.
Description
Technical field
The utility model relates to a kind of Vehicular liquefied natural gas vaporizer, belongs to LNG Liquefied natural gas applied technical field, and it is specially adapted to the Liquefied Natural Gas fuel automobile LNG Liquefied natural gas of vaporizing under low temperature environment, starts fast motor car engine.
Background technique
At present, natural gas automobile fuel gas mainly contains two kinds of compressed natural gas (CNG) and LNG Liquefied natural gas (LNG).Because the LNG Liquefied natural gas of same volume is three times of compressed natural gas reserves, thus LNG Liquefied natural gas as vehicle fuel, to have a filling weight large, the advantage that continual mileage is long, is especially applicable to the medium-heavy automobile that replacing fuel oil is used.The pressure that stores due to LNG Liquefied natural gas lower (generally lower than O.5MPa), can not provide the desired continous-stable pressure of ato unit (generally higher than O.8MPa) for automobile fuel gas air supply system, and this just must be to the LNG Liquefied natural gas processing of boosting.In background technique, domestic automobile mainly contains three kinds of modes by liquefied natural gas supplying system at present, and a kind of is to use cryopump to carry out liquid conveying, and advantage is that air feed is reliable and stable, and shortcoming is that cryopump cost is high; Another kind of Shi gas station is directly filled in car bottle O.8MPa above pressure for automobile by whole pressure regulation, and its advantage is that automobile air supply system does not need special increasing apparatus, and shortcoming is gas station station internal pressure-regulating length consuming time, and energy consumption is large; Another is the cooling water heating vaporization LNG Liquefied natural gas that adopts motor self, but it is not when under cold environmental conditions, motor starts, and cooling water initial temperature is low can not vaporize and supercharging to LNG Liquefied natural gas immediately.In order to overcome above deficiency, Vehicular liquefied natural gas vaporizer is studied.
Summary of the invention
Technical problem to be solved in the utility model is that a kind of Vehicular liquefied natural gas vaporizer will be provided, it adopts electric heating and heating water bath mode, by pressure inlet, generating tube, the combustion gas in automobile air supply system is carried out to Quick-pressurizing and vaporization, realize under low temperature environment temperature conditions normal ato unit and guarantee the continual and steady of gaseous-pressure in air supply system.
The utility model solves the technological scheme that its technical problem adopts: it comprise circular cylindrical shell, right baffle-plate, pressure inlet, electric heating tube, with liquid generating tube, venting plug, inner support, right baffle plate, water-bath delivery outlet, the supercharging delivery outlet of vaporizing, with liquid vaporize delivery outlet, bleed plug, water-bath inlet opening, fastening connection-peg, with liquid vaporize inlet opening, seal washer, vaporization supercharging inlet opening
Circular cylindrical shell, right baffle-plate, right baffle plate form a sealing integral body by welding,
The central upper portion position of the circular cylindrical shell screw thread exhaust port that has been welded, packs sealing gasket final vacuum plug into and is loaded in screw thread exhaust port,
The bottom centre position of the circular cylindrical shell screw thread outage that has been welded, pack sealing gasket into after bleed plug be loaded in screw thread outage,
With liquid vaporization inlet opening, be welded in the perforate of the left side of right baffle-plate, water-bath inlet opening, vaporization supercharging inlet opening are welded respectively in the perforate of the upper and lower part of right baffle-plate,
Vaporization supercharging delivery outlet is welded in the perforate of the right side of right baffle plate, water-bath delivery outlet, with liquid vaporization delivery outlet, is welded respectively in the perforate of the upper and lower part of right baffle plate,
With liquid generating tube, it is spiral tube structure, be loaded on the inside of circular cylindrical shell, with the left end of liquid generating tube be welded to connect on right baffle-plate with the liquid inlet opening of vaporizing, with the right-hand member of liquid generating tube be welded to connect on right baffle plate with the liquid delivery outlet of vaporizing, with liquid vaporization inlet opening, by pipeline, be connected respectively liquefied natural gas bottle and motor with the delivery outlet of vaporizing with liquid
Pressure inlet is reverse acting spiral tubular construction, pressure inlet is set in the inner outside with liquid generating tube of circular cylindrical shell, the left end of pressure inlet is welded to connect the vaporization supercharging inlet opening on right baffle-plate, the right-hand member of pressure inlet is welded to connect the vaporization supercharging delivery outlet on right baffle plate, vaporization supercharging inlet opening is connected with liquefied natural gas bottle by pipeline respectively with vaporization supercharging delivery outlet, form vaporization boost-up circuit
Water-bath inlet opening, water-bath delivery outlet are connected with automobile engine cooling liquid by exterior line respectively, form heating water bath loop, and the inside of vaporizer is full of engine coolant,
Seal washer is loaded in the perforate of right baffle-plate central position,
Inner support is welded in the center, inner side of right baffle plate,
Electric heating tube is loaded on the cylindrical shell center of circular cylindrical shell, and the left end that fastening connection-peg is housed closely cooperates and is threaded onto in seal washer, and the right-hand member of electric heating tube is set in the head cavity of inner support.
The beneficial effect that the utility model compared with the existing technology produced:
1, owing to adopting electric heating and heating water bath mode, by pressure inlet, generating tube, combustion gas is carried out to Quick-pressurizing and vaporization, substituted traditional special low temperature pump, do not need in advance LNG Liquefied natural gas gas to be carried out to whole pressure regulation simultaneously yet, LNG Liquefied natural gas is directly annotated in vehicle gas cylinder immediately for engine start, the pressure that can guarantee gas cylinder gas-phase space is not less than the pressure that system needs, and realizes normal ato unit under low temperature environment temperature conditions and guarantees the continual and steady of gaseous-pressure in air supply system.
2, it has the features such as simple in structure, reasonable in design, safe and reliable, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Vehicular liquefied natural gas vaporizer of the utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the right elevation of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, most preferred embodiment of the present utility model is further described.
A Vehicular liquefied natural gas vaporizer, it comprises circular cylindrical shell 1, right baffle-plate 2, pressure inlet 3, electric heating tube 4, with liquid generating tube 5, venting plug 6, inner support 7, right baffle plate 8, water-bath delivery outlet 9, vaporization supercharging delivery outlet 10, with liquid vaporization delivery outlet 11, bleed plug 12, water-bath inlet opening 13, fastening connection-peg 14, with liquid vaporization inlet opening 15, seal washer 16, vaporization supercharging inlet opening 17.
Referring to Fig. 1, Fig. 2, Fig. 3.
Circular cylindrical shell 1, right baffle-plate 2, right baffle plate 8 form a sealing integral body by welding.
The central upper portion position of the circular cylindrical shell 1 screw thread exhaust port that has been welded, packs sealing gasket final vacuum plug 6 into and is loaded in screw thread exhaust port.
The bottom centre position of the circular cylindrical shell 1 screw thread outage that has been welded, pack sealing gasket into after bleed plug 12 be loaded in screw thread outage.
With liquid vaporization inlet opening 15, be welded in the perforate of the left side of right baffle-plate 2, water-bath inlet opening 13, vaporization supercharging inlet opening 17 are welded respectively in the perforate of the upper and lower part of right baffle-plate 2.
Vaporization supercharging delivery outlet 10 is welded in the perforate of the right side of right baffle plate 8, water-bath delivery outlet 9, with liquid vaporization delivery outlet 11, is welded respectively in the perforate of the upper and lower part of right baffle plate 8.
With liquid generating tube 5, be spiral tube structure, be loaded on the inside of circular cylindrical shell 1.
With the left end of liquid generating tube 5 be welded to connect on right baffle-plate 2 with liquid vaporization inlet opening 15, with the right-hand member of liquid generating tube 5 be welded to connect on right baffle plate 8 with liquid vaporization delivery outlet 11, with liquid vaporization inlet opening 15 with liquid vaporization delivery outlet 11, by pipeline, be connected respectively liquefied natural gas bottle and motor.
Pressure inlet 3 is reverse acting spiral tubular construction, and pressure inlet 3 is set in the inner outside with liquid generating tube 5 of circular cylindrical shell 1.
The left end of pressure inlet 3 is welded to connect the vaporization supercharging inlet opening 17 on right baffle-plate 2, the right-hand member of pressure inlet 3 is welded to connect the vaporization supercharging delivery outlet 10 on right baffle plate 8, vaporization supercharging inlet opening 17 is connected with liquefied natural gas bottle by pipeline respectively with vaporization supercharging delivery outlet 10, forms vaporization boost-up circuit.
Water-bath inlet opening 13, water-bath delivery outlet 9 are connected with automobile engine cooling liquid by pipeline respectively, form heating water bath loop, and the inside of vaporizer is full of engine coolant.
Seal washer 16 is loaded in the perforate of right baffle-plate 2 central positions.
Inner support 7 is welded in the center, inner side of right baffle plate 8.
Electric heating tube 4 is loaded on the cylindrical shell center of circular cylindrical shell 1, and the left end that fastening connection-peg 14 is housed closely cooperates and is threaded onto in seal washer 16, and the right-hand member of electric heating tube 4 is set in the head cavity of inner support 7.
When motor does not start, the cooling liquid in vaporizer is in low-temperature condition, and the cooling liquid now starting in 4 pairs of vaporizers of electric heating tube heats.Cooling liquid in vaporizer completes after heating, and heating power supply disconnects automatically, and the electric heating tube 4 in vaporizer stops heating.
The vaporization supercharging inlet opening 17 of pressure inlet 3 left ends is connected in the liquid Space of LNG Liquefied natural gas combustion gas gas cylinder bottom by pipeline, vaporization supercharging delivery outlet 10 is connected in the gas-phase space on LNG Liquefied natural gas combustion gas gas cylinder top by pipeline, liquified natural gas flows into pressure inlet 3 by the supercharging inlet opening 17 of vaporizing, the gaseous natural gas that mineralization pressure increases after heating, gaseous natural gas is back to the gas-phase space on liquefied natural gas bottle top via vaporization supercharging delivery outlet 10 by pipeline, realize gas cylinder is continued to supercharging.
Start motor car engine, the gaseous natural gas in liquefied natural gas bottle upper gaseous phase space is flowed into liquid generating tubes 5 by the inlet opening 15 of vaporizing with liquid by pipeline, through heating secondary vaporizing by entering motor by the delivery outlet 11 of vaporizing with liquid, for motor provides combustion gas.
When motor does not start, by the cooling liquid in 4 pairs of vaporizers of electric heating tube, heated.After engine start, electric heating tube 4 stops heating automatically, and the heat being distributed by motor self carries out circulating-heating to the cooling liquid in vaporizer.In motor use gas process, form the air pressure decline of liquefied natural gas bottle inside and the air pressure increase realizing by pressure inlet 3 and be consistent, in assurance automobile air supply system, gaseous-pressure is continual and steady.
While being formed with too much gaseous state cooling liquid in vaporizer, can extracting venting plug 6 and carry out exhaust.
When needs increases and decreases or while changing in vaporizer cooling liquid, can realize by extracting bleed plug 12.
Claims (2)
1. a Vehicular liquefied natural gas vaporizer, it is characterized in that it comprise circular cylindrical shell (1), right baffle-plate (2), pressure inlet (3), electric heating tube (4), with liquid generating tube (5), venting plug (6), inner support (7), right baffle plate (8), water-bath delivery outlet (9), vaporization supercharging delivery outlet (10), with liquid vaporize delivery outlet (11), bleed plug (12), water-bath inlet opening (13), fastening connection-peg (14), with liquid vaporize inlet opening (15), seal washer (16), vaporization supercharging inlet opening (17);
Circular cylindrical shell (1), right baffle-plate (2), right baffle plate (8) form a sealing integral body by welding;
The central upper portion position of circular cylindrical shell (1) the screw thread exhaust port that has been welded, packs sealing gasket final vacuum plug (6) into and is loaded in screw thread exhaust port;
The bottom centre position of circular cylindrical shell (1) the screw thread outage that has been welded, pack sealing gasket into after bleed plug (12) be loaded in screw thread outage;
With the liquid inlet opening (15) of vaporizing, be welded in the left side perforate of right baffle-plate (2), water-bath inlet opening (13), vaporization supercharging inlet opening (17) are welded respectively in the upper and lower part perforate of right baffle-plate (2);
Vaporization supercharging delivery outlet (10) is welded in the right side perforate of right baffle plate (8), water-bath delivery outlet (9), with the liquid delivery outlet (11) of vaporizing, is welded respectively in the upper and lower part perforate of right baffle plate (8);
With liquid generating tube (5), it is spiral tube structure, be loaded on the inside of circular cylindrical shell (1), with the left end of liquid generating tube (5) be welded to connect on right baffle-plate (2) with the liquid inlet opening (15) of vaporizing, with the right-hand member of liquid generating tube (5) be welded to connect on right baffle plate (8) with the liquid delivery outlet (11) of vaporizing, with the liquid inlet opening (15) of vaporizing, by pipeline, be connected respectively liquefied natural gas bottle and motor with the delivery outlet (11) of vaporizing with liquid;
The left end of pressure inlet (3) is welded to connect the vaporization supercharging inlet opening (17) on right baffle-plate (2), the right-hand member of pressure inlet (3) is welded to connect the vaporization supercharging delivery outlet (10) on right baffle plate (8), vaporization supercharging inlet opening (17) is connected with liquefied natural gas bottle by pipeline respectively with vaporization supercharging delivery outlet (10), forms vaporization boost-up circuit;
Water-bath inlet opening (13), water-bath delivery outlet (9) are connected with automobile engine cooling liquid by exterior line respectively, form heating water bath loop, and the inside of vaporizer is full of engine coolant;
Seal washer (16) is loaded in the perforate of right baffle-plate (2) central position;
Inner support (7) is welded in the center, inner side of right baffle plate (8);
Electric heating tube (4) is loaded on the cylindrical shell center of circular cylindrical shell (1), and the left end that fastening connection-peg (14) is housed closely cooperates and is threaded onto in seal washer (16), and the right-hand member of electric heating tube (4) is set in the head cavity of inner support (7).
2. Vehicular liquefied natural gas vaporizer according to claim 1, is characterized in that: described pressure inlet (3) is reverse acting spiral tubular construction, and pressure inlet (3) is set in the inner outside with liquid generating tube (5) of circular cylindrical shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659012.6U CN203756369U (en) | 2013-10-24 | 2013-10-24 | Liquefied natural gas vaporizer for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659012.6U CN203756369U (en) | 2013-10-24 | 2013-10-24 | Liquefied natural gas vaporizer for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756369U true CN203756369U (en) | 2014-08-06 |
Family
ID=51251654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320659012.6U Withdrawn - After Issue CN203756369U (en) | 2013-10-24 | 2013-10-24 | Liquefied natural gas vaporizer for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756369U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498738A (en) * | 2013-10-24 | 2014-01-08 | 江南工业集团有限公司 | Vehicle liquefied natural gas vaporizer |
| CN104501489A (en) * | 2014-11-10 | 2015-04-08 | 中原工学院 | LNG (liquefied natural gas) vehicle-mounted cold-radiating refrigerator with cold-storage top plate |
| CN105443979A (en) * | 2014-08-29 | 2016-03-30 | 西安德森新能源装备有限公司 | A water-bath type vaporizer and a vehicle gas-supplying system of liquefied natural gas |
-
2013
- 2013-10-24 CN CN201320659012.6U patent/CN203756369U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498738A (en) * | 2013-10-24 | 2014-01-08 | 江南工业集团有限公司 | Vehicle liquefied natural gas vaporizer |
| CN103498738B (en) * | 2013-10-24 | 2015-07-08 | 江南工业集团有限公司 | Vehicle liquefied natural gas vaporizer |
| CN105443979A (en) * | 2014-08-29 | 2016-03-30 | 西安德森新能源装备有限公司 | A water-bath type vaporizer and a vehicle gas-supplying system of liquefied natural gas |
| CN104501489A (en) * | 2014-11-10 | 2015-04-08 | 中原工学院 | LNG (liquefied natural gas) vehicle-mounted cold-radiating refrigerator with cold-storage top plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140806 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |