CN207795424U - Vehicle and its natural gas supply system - Google Patents
Vehicle and its natural gas supply system Download PDFInfo
- Publication number
- CN207795424U CN207795424U CN201820050419.1U CN201820050419U CN207795424U CN 207795424 U CN207795424 U CN 207795424U CN 201820050419 U CN201820050419 U CN 201820050419U CN 207795424 U CN207795424 U CN 207795424U
- Authority
- CN
- China
- Prior art keywords
- natural gas
- gas
- gas cylinder
- vaporizer
- supply system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
Abstract
The utility model provides a kind of vehicle and its natural gas supply system, the natural gas supply system include:Gas cylinder, vaporizer and surge tank.Gas cylinder accumbency is arranged, and is used to store liquefied natural gas;Vaporizer has to support the supporting surface of the gas cylinder and the bottom surface for connecting with car body;The vaporizer can receive the liquid natural gas conveyed by the gas cylinder promoting the circulation of qi of going forward side by side and turn to gas phase natural gas;Surge tank is arranged along gas cylinder longitudinal direction with the vaporizer interval, and the surge tank also has to support the supporting surface of the gas cylinder and the bottom surface for being connect with car body;The gas phase natural gas is supplied in the engine of vehicle by the surge tank to store and buffer the gas phase natural gas after being gasified by the vaporizer.Vaporizer, surge tank, are also served as the erection support of gas cylinder, reduce cost, save installation space by the utility model natural gas used for automobile air supply system, keep the air supply system more compact.
Description
Technical field
The utility model is related to natural gas supply system more particularly to a kind of vehicle and its natural gas supply systems.
Background technology
As World Environment Problems are increasingly serious, the whole world gradually deepens the dynamics of environment supervision and actively encourages cleaning new
The use of the energy, multinational to have announced to start for 2025 to suspend sale of fuel-engined vehicle and promote the use of cleaning new energy vehicle, natural gas
As one kind of cleaning new energy, and shale gas and combustible ice production technique are just ripe day by day, and yield drastically rises, naturally
The use of gas has wide long-range development prospect.
Currently, liquefied natural gas is widely used as fuel in the equipment such as bus, engineering truck, ship,
But for the limited equipment of some installation spaces, or in order to fill liquefied natural gas more and need save installation space equipment, with
And it is possible to car (taxi and car) that liquefied natural gas can be used as fuel etc. in the future, these equipment are badly in need of one
Kind saves space can fill the air supply systems of Liquefied Natural Gas fuels to solve the problems, such as installation space more as far as possible.
Utility model content
In order to solve the above-mentioned technical problem, the utility model lies in that providing a kind of vehicle and its natural gas supply system, with
It is more to solve prior art natural gas supply system unit, and each component is independently installed in system, especially vaporizer, surge tank conduct
Individual components divide the space of occupancy vehicle larger, it is not compact so as to cause the air supply system structure the problems such as.
In view of the above technical problems, the utility model proposes a kind of natural gas used for automobile air supply systems comprising:Gas cylinder, vapour
Change device and surge tank.Gas cylinder accumbency is arranged, and is used to store liquefied natural gas;Vaporizer has to support the branch of the gas cylinder
Support face and bottom surface for being connect with car body;The vaporizer can receive the liquid natural gas conveyed by the gas cylinder and progress
Gasification is gas phase natural gas;Surge tank is arranged along gas cylinder longitudinal direction with the vaporizer interval, and the surge tank, which also has, to be used
To support the supporting surface of the gas cylinder and the bottom surface for being connect with car body;The surge tank is storing and buffer by the vapour
Change the gas phase natural gas after device gasification, and the gas phase natural gas is supplied in the engine of vehicle.
In a preferred approach, the vaporizer is connected to by the first pipeline with the surge tank, is set on first pipeline
It is equipped with the check-valves to the surge tank one-way conduction;The natural gas supply system further includes:Second pipeline;Second pipe
The input end on road and first piping connection, and the position of the connection is between the check-valves and the vaporizer;Institute
The outlet end for stating the second pipeline is connect with the gas-phase space of the gas cylinder, the gas phase natural gas transportation that the vaporizer is gasified
It returns in the gas cylinder and the gas cylinder is pressurized.
In a preferred approach, second pipeline is equipped with supercharging opening valve, to control the break-make of second pipeline.
In a preferred approach, second pipeline is by a connector and first pipeline connection, on first pipeline
Pressure maintaining valve is equipped between the connector and the vaporizer.
In a preferred approach, the vaporizer and the surge tank all have the closing inner chamber being made of shell, the shell
Body includes:Bottom plate, the multiple side plates upwardly extended in each side of the bottom plate, and the top plate that is connect with each side plate top margin, it is described
Top plate is recessed arc panel, which is adapted to the bottom of the gas cylinder, to constitute the supporting surface for supporting the gas cylinder.
In a preferred approach, the inner cavity of the shell of the vaporizer is provided with heat exchange coil;The import of the heat exchange coil
End is connected to the gas cylinder, and the outlet end of heat exchange coil is connected to the surge tank;The shell is equipped with and housing cavity phase
Logical cooling water inlet and cooling water outlet, the cooling water inlet connect engine cool water system with the cooling water outlet
System.
In a preferred approach, the heat exchange coil includes interconnected two groups, and correspondence is set two groups of heat exchange coils respectively
It is placed in the both sides of the gas cylinder width direction.
In a preferred approach, the supporting surface is connect by an adiabatic backing plate with the bottom of the gas cylinder;The thermal insulation backing plate
Internal layer including two outer layers and between two outer layer, the internal layer are made of laminated aluminium foil, all-glass paper, described outer
Layer is made of rubber;Two outer layer respectively with the bottom of the gas cylinder and the top plate contact.
In a preferred approach, the gas cylinder includes gas cylinder ontology and along the outwardly extending shield in gas cylinder ontology longitudinal direction one end
Circle, the gas cylinder ontology are closed tubular structure, and the guard ring is located in the range of the gas cylinder ontology lateral cross section;It is described
Natural gas supply system further includes:Component is filled, the filling component is installed on the guard ring, with into the gas cylinder ontology
Fill liquefied natural gas.
The utility model also provides a kind of vehicle comprising:Car body and the above-mentioned natural gas being connect with the car body supply
Gas system, the natural gas supply system to the engine of vehicle supply.
Compared with prior art, the utility model has the advantages that:The natural gas used for automobile of the utility model supplies
Vaporizer, surge tank are also served as the erection support of gas cylinder by system, reduce cost, save installation space, make the gas supply system
It unites more compact.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present embodiment natural gas supply system.
Fig. 2 is the structural schematic diagram of the present embodiment natural gas supply system longitudinal direction one end.
Fig. 3 is the structural schematic diagram of the present embodiment vaporizer.
Fig. 4 is the side structure schematic diagram of the present embodiment vaporizer.
Fig. 5 is the overlooking structure diagram of the present embodiment vaporizer.
Fig. 6 is the present embodiment vaporizer internal structure schematic diagram.
Fig. 7 is the internal structure schematic diagram of another angle of the present embodiment vaporizer.
Fig. 8 is the structural schematic diagram of the present embodiment surge tank.
Fig. 9 is the overlooking structure diagram of the present embodiment surge tank.
Figure 10 is the present embodiment natural gas supply system flow chart.
The reference numerals are as follows:2, gas cylinder;21, cylinder;22, end socket;23, guard ring;31, vaporizer;32, it buffers
Tank;301, bottom plate;302, side plate;303, top plate;305, fixed plate;33, adiabatic backing plate;311a, heat exchange coil;311b, heat exchange
Coil pipe;3111, input end;3112, outlet end;313, cooling water inlet;314, cooling water outlet;41, pipeline;42, pipeline;
43, pipeline;401, connector;5, check-valves;6, pressure maintaining valve;7, buffer tank pressure table;8, it is pressurized opening valve;91, liquid-feeding tube;92、
Liquid feed valve;93, liquid feeding interface;94, cylinder pressure gauge;95, arc plate is filled;96, muffler;97, gas returning port;10, economic valve;
11, blow valve;121, main safety valve;122, secondary safety valve;14, angle stop valves;15, liquid level gauge;16, go out liquid check valve;17、
Liquid valve;18, excess flow valve;19, drawstring.
Specific implementation mode
Embodying the exemplary embodiment of the utility model features and advantages will describe in detail in the following description.It should be understood that
To be the utility model can have various variations in different embodiments, all do not depart from the model of the utility model
It encloses, and the descriptions and illustrations are essentially for illustration purposes, rather than to limit the utility model.
Refering to fig. 1 to Figure 10, vehicle provided in this embodiment includes:Car body and the natural gas supply system being connect with the car body
System, the natural gas supply system to vehicle motor to supply.Further, natural gas supply system includes:Gas cylinder 2, vaporization
Device 31 and surge tank 32.
2 accumbency of gas cylinder is arranged, and is used to store liquefied natural gas.Vaporizer 31 has to support the supporting surface of gas cylinder 2
With the bottom surface for being connect with car body;Vaporizer 31 can receive the liquid natural gas conveyed by gas cylinder 2 promoting the circulation of qi of going forward side by side and turn to gas
Phase natural gas.Surge tank 32 is arranged along longitudinal be spaced with vaporizer 31 of gas cylinder 2, and surge tank 32 also has to support gas cylinder 2
Supporting surface and bottom surface for being connect with car body;Surge tank 32 is natural by the gas phase after the gasification of vaporizer 31 to store and buffer
Gas, and the gas phase natural gas is supplied in the engine of vehicle.
Vaporizer 31, surge tank 32, are also served as the installation branch of gas cylinder 2 by the natural gas used for automobile air supply system of the present embodiment
Seat, reduces cost, saves installation space, keep the air supply system more compact.
Further, refering to fig. 1, the natural gas supply system of the present embodiment further includes:Pipeline 41, pipeline 42 and pipeline
43。
Vaporizer 31 is connect by pipeline 41 with gas cylinder 2;Vaporizer 31 is connected to by pipeline 42 with surge tank 32;Pipeline 43
Input end connect with pipeline 42 by connector 401, outlet end is connected to the gas-phase space of gas cylinder 2.Wherein, it is set on pipeline 42
It is equipped with check-valves 5, pressure maintaining valve 6 and buffer tank pressure table 7;Check-valves 5 is located at 401 He of connector to 32 one-way conduction of surge tank
Between surge tank 32;Pressure maintaining valve 6 and buffer tank pressure table 7 are between vaporizer 31 and connector 401, and pressure maintaining valve 6 is controlling
Gas flow keeps the pressure of pipeline gas phase natural gas;Buffer tank pressure table 7 is used to monitor the pressure index in surge tank 32.
Pipeline 43 is equipped with supercharging opening valve 8 (belonging to shut-off valve class), with the break-make of control piper 43.
Supercharging opening valve 8 is normally off, at this point, the gas phase natural gas that vaporizer 31 gasifies 42 can be delivered to by the road
In surge tank 32;When that need to be pressurized to gas cylinder 2, opening valve 8, the gas phase natural gas that vaporizer 31 is gasified are pressurized by unlatching
It is transmitted back in gas cylinder 2 by pipeline 43 and gas cylinder 2 is pressurized.The present embodiment using to gas cylinder 2 be pressurized by the way of, improve
Flow is supplied, setting and existing air temperature type finned tube booster and the boost pressure regulation of the pressure piping in gas cylinder 2 are saved
Valve reduces the heat being passed to by pipeline in gas cylinder 2, and 2 heat insulation effect of gas cylinder is more preferable, greatly reduces static evaporation rate, indirectly
Reduce the waste of natural gas emptying.
Refering to Fig. 3 to Fig. 7, the vaporizer 31 of the present embodiment is water bath type vaporizer, is arranged in the shell of vaporizer 31
There are two groups of interconnected heat exchange coil 311a, 311b, which is correspondingly arranged in gas cylinder 2 respectively
The both sides of width direction are simultaneously fixed by fixed plate 305.The input end 3111 of heat exchange coil 311a is connect with pipeline 41, to
It is connected to gas cylinder 2;The outlet end 3112 of heat exchange coil 311b is connect with pipeline 42, to be connected to surge tank 32.Vaporizer 31
Shell be equipped with the cooling water inlet 313 that is communicated with housing cavity and cooling water outlet 314, wherein cooling water inlet 313 and go out
Mouth end 3112 is located at the side of 2 width direction of gas cylinder, and cooling water outlet 314 and input end 3111 are located at 2 width direction of gas cylinder
The other side.
Liquefied natural gas in gas cylinder 2 is delivered to heat exchange coil 311a, 311b from input end 3111, through with it is cold in shell side
But gasify after hydrothermal exchange, the natural gas of the gasification is transferred out from outlet end 3112, to complete heat exchange.Specifically, vapour
The shell side medium for changing device 31 is engine cooling water, and 90 DEG C~110 DEG C of inlet temperature, outlet temperature is 50 DEG C~80 DEG C, in vapour
The temperature that engine cooling water can also be reduced while changing liquid natural gas, makes cooling water reuse;Heat exchange coil 311a,
311b constitutes tube side, and tube side medium is liquefied natural gas, and import minimum temperature is -162 DEG C, and outlet temperature is 30 DEG C~40 DEG C,
Vaporizer 31 is made of S30408 stainless steel materials and tubing, can meet above-mentioned temperature normal use.
The vaporizer 31 of the present embodiment can be that parallel type heat exchange or counter-flow heat exchange, piping mode, coil pipe specification connect
Mouth position etc. is determined all in accordance with specific vehicle, evaporating capacity and installation space.
Specifically, the vaporizer 31 of the present embodiment and surge tank 32 all have the closing inner chamber being made of shell, heat exchange plate
Pipe 311a, 311b are set in the housing cavity.The shell of the present embodiment includes:301, four side plates 302 of bottom plate and a top
Plate 303, is shown in Fig. 3 and Fig. 8.301 bit length square plate of bottom plate, installation is connect with car body by bolt;Four side plates 302 are along bottom plate
301 four sides upwardly extend setting, wherein the both side plate 302 along 2 width direction of gas cylinder is web;Top plate 303 is recessed
Arc panel, top plate 303 is fixedly connected with four 302 top margins of side plate, wherein top plate 303 is adapted to the bottom of gas cylinder 2 to structure
At the supporting surface of support gas cylinder 2.More preferably, adiabatic backing plate 33 is additionally provided on the supporting surface of vaporizer 31 and surge tank 32, it should
Adiabatic backing plate 33 includes two outer layers and the internal layer between two outer layers, and internal layer is made of laminated aluminium foil, all-glass paper, outer layer
It is made of rubber, two outer layers are contacted with the bottom of gas cylinder 2 and top plate 303 respectively, are played isolation and are reduced cooling water in vaporizer 31
Effect to frictional force between the heat transfer of gas cylinder 2 and increase and gas cylinder 2.
In actual use, be not limited to the present embodiment two groups of the setting of heat exchange coil, the caliber of the heat exchange coil and around
Tube shape is determined according to vaporizer intracavity space and required evaporating capacity.
Referring again to Fig. 1 and Fig. 2, gas cylinder 2 includes:Gas cylinder ontology and to protect the guard ring 23 of gas cylinder valve.Wherein, gas
Bottle body is the enclosed construction that the end socket 22 by cylinder 21 and positioned at the longitudinal both ends of the cylinder 21 is constituted, interior for installing
Liquid natural gas;Guard ring 23 is connect with a wherein end socket 22, and the guard ring 23 is longitudinal along gas cylinder ontology and extends far from gas cylinder ontology
Setting, and the guard ring 23 along the circumferentially disposed of gas cylinder ontology and its be set in the range of gas cylinder ontology lateral cross section.This is natural
The valve pipeline component of gas air supply system is largely all installed concentratedly at guard ring 23 so that valve pipeline component is all located at gas cylinder
Within 2 installation profiles, highly integrated, space where diminution air supply system is realized.
Further, filling component is equipped at the guard ring 23, with the filling liquid natural gas into gas cylinder ontology.The filling group
Part includes:Liquid feeding interface 93, gas returning port 97, cylinder pressure gauge 94 and filling arc plate 95;Wherein, which passes through filling
Arc plate 95 is welded on guard ring 23;Meanwhile cylinder pressure gauge 94 is welded on also by filling arc plate 95 on guard ring 23.Liquid feeding interface
93 are connected to the outer end of liquid-feeding tube 91, and the inner end of liquid-feeding tube 91 is connected to by liquid feed valve 92 with the inside of gas cylinder ontology, realize and add
Gas station carries out liquid feeding to gas cylinder ontology;Gas returning port 97 is set to one end of muffler 96, and the other end of muffler 96 is by putting
Empty valve 11 is connected to the inside gas phase of gas cylinder ontology, if gas cylinder bulk density is excessively high when liquid feeding, by the return air path by gas
Gas is released to the circuits natural gas filling station BOG in bottle body, has the function that be depressured so as to Rapid Freon-feeding to gas cylinder ontology.
In addition, being additionally provided with economic valve 10, blow valve 11, main safety valve 121, secondary safety valve in the fitting limit of guard ring 23
122, angle stop valves 14, liquid level gauge 15, go out liquid check valve 16, liquid valve 17 and excess flow valve 18.Wherein, economic valve 10 can be controlled
System Priority processed is avoided using the gas phase natural gas of spontaneous vaporization in gas cylinder ontology to reduce the pressure of gas cylinder body interior
It is vented the waste to fuel.When inoperative or the state of emergency is natural by gas phase in the discharge gas cylinder ontology of blow valve 11
Gas is avoided accidents with reducing pressure.
In the present embodiment, the outlet end of pipeline 41 is connected on the end socket 22 in 23 fitting limit of guard ring, input end
It is connect with an outboard web of vaporizer 31;Pipeline 42 is connected between vaporizer 31 and the shell of surge tank 32, and respectively with
The opposite web connection of the two;43 outlet end of pipeline is connect with pipeline 42, and input end extends to guard ring 23 along 2 side of gas cylinder pacifies
It is connect in dress range and with the end socket 22 in 23 fitting limit of guard ring so that pipeline 41,42,43 is respectively positioned on gas cylinder 2 and bearing
Installation profile space within.Meanwhile all valve parts in the present embodiment natural gas supply system are all mounted on gas cylinder 2
On, and within the installation profile space of gas cylinder 2, formation is highly integrated, and installation space, entire air supply system is greatly saved
More simplify beauty.
The present embodiment natural gas supply system further includes:Two drawstrings 19 on the top of gas cylinder 2 are wound on, two drawstring 19 is along gas
Bottle 2 longitudinally spaced distributions, respectively with the shell of vaporizer 31 and surge tank 32 be connected, with banding gas cylinder 2 prevent its
Space each side moves up;More preferably, which is made of stainless steel, and rubber pad is equipped between gas cylinder ontology, to rise
To the effect for increasing the frictional force between gas cylinder ontology.
In actual use, the piping mode of the natural gas supply system, coil pipe specification, joint location are not limited to this implementation
It lays, can determine as the case may be in example.
Refering to fig. 10, the operation principle of the present embodiment natural gas supply system is:On pipeline 42 after pressure maintaining valve 6, it is slow
The gas-phase space of the connection gas cylinder 2 of pipeline 43 is drawn before rushing tank 32 to constitute primary Ioops, the gas phase day for utilizing vaporizer 31 to vaporize
Right conductance enters in gas cylinder 2 to be pressurized.Meanwhile to avoid causing surge tank 32 for unsaturated vapor, surge tank 32 for the supercharging
It is preceding to be provided with check-valves 5, prevent gas phase natural gas from being returned in the lower gas cylinder of pressure 2 by surge tank 32.When 2 pressure of gas cylinder is less than
Pressure maintaining valve 6 sets pressure, opens supercharging opening valve 8, and gas phase natural gas returns in the low gas cylinder 2 of pressure, as vehicle is (slow with gas
The gas supply of tank 32 is rushed, pressure continuously decreases) and the supercharging of gas cylinder 2 (2 pressure of gas cylinder is gradually increasing), gas cylinder 2 and 32 pressure of surge tank hair
Changing, subsequent gas phase natural gas enter the low component of pressure, alternately enter in gas cylinder 2 or surge tank 32, carry out gas cylinder 2 and increase
Pressure or vehicle gas supply.Pressure maintaining valve 6 is that rear end controls pressure regulation, i.e., when 32 pressure of surge tank sets pressure less than pressure maintaining valve 6, gas phase day
Right gas enters surge tank 32 by pressure maintaining valve 6, and 32 pressure of surge tank is more than pressure maintaining valve 6 and sets pressure, and pressure maintaining valve 6 is closed, gas phase
Natural gas stops entering surge tank 32, and the setting of pressure maintaining valve 6 pressure is higher, ensures have sufficient natural gas to enter by pressure maintaining valve 6
Surge tank 32, surge tank 32 has the natural gas of enough volume storage certain pressures, and vaporizer 31 heat exchange coil 311a, 311b have
Sufficient length has enough vaporization capacities, can guarantee that the natural gas of vaporization is sufficient, can meet the supercharging of gas cylinder 2 simultaneously and vehicle supplies
Gas.
The utility model realizes the highly integrated of Vehicular liquefied natural gas supply system, and component valve pipeline is less, is
System more simplifies beauty, reduces manually, and air supply system cost is lower, has more the market competitiveness.And vehicle applicatory
More, versatility is stronger, while being also to be ready by the use of the car of fuel of liquefied natural gas.
Although describing the utility model with reference to the above exemplary embodiment, it is to be understood that, term used is to say
Term bright and exemplary, and not restrictive.Since the utility model can in a variety of forms be embodied without departing from practicality
Novel spirit or essence, it should therefore be appreciated that the above embodiment is not limited to any details above-mentioned, and should be in accompanying right
Widely explained in spirit and scope defined by it is required that, thus fall into whole variations in claim or its equivalent scope and
Remodeling all should be appended claims and be covered.
Claims (10)
1. a kind of natural gas used for automobile air supply system, which is characterized in that including:
Gas cylinder, accumbency setting, is used to store liquefied natural gas;
Vaporizer has to support the supporting surface of the gas cylinder and the bottom surface for being connect with car body;The vaporizer can
It receives the promoting the circulation of qi of going forward side by side of the liquid natural gas that is conveyed by the gas cylinder and turns to gas phase natural gas;
Surge tank is arranged along gas cylinder longitudinal direction with the vaporizer interval, and the surge tank also has to support the gas
The supporting surface of bottle and the bottom surface for being connect with car body;The surge tank to store and buffer by the vaporizer gasify after
Gas phase natural gas, and the gas phase natural gas is supplied in the engine of vehicle.
2. natural gas supply system as described in claim 1, which is characterized in that the vaporizer by the first pipeline with it is described
Surge tank is connected to, and the check-valves to the surge tank one-way conduction is provided on first pipeline;
The natural gas supply system further includes:Second pipeline;The input end of second pipeline and first piping connection,
And the position of the connection is between the check-valves and the vaporizer;The outlet end of second pipeline and the gas cylinder
Gas-phase space connects, and the gas phase natural gas transportation that the vaporizer is gasified is returned in the gas cylinder and is pressurized to the gas cylinder.
3. natural gas supply system as claimed in claim 2, which is characterized in that second pipeline is equipped with supercharging and opens
Valve, to control the break-make of second pipeline.
4. natural gas supply system as claimed in claim 2, which is characterized in that second pipeline by a connector with it is described
First pipeline connection is equipped with pressure maintaining valve on first pipeline between the connector and the vaporizer.
5. natural gas supply system as described in claim 1, which is characterized in that the vaporizer and the surge tank all have
The closing inner chamber being made of shell, the shell include:Bottom plate, the multiple side plates upwardly extended in each side of the bottom plate, and
The top plate being connect with each side plate top margin, the top plate are recessed arc panel, which is adapted to the bottom of the gas cylinder, from
And constitute the supporting surface for supporting the gas cylinder.
6. natural gas supply system as claimed in claim 5, which is characterized in that the inner cavity of the shell of the vaporizer is provided with
Heat exchange coil;The input end of the heat exchange coil is connected to the gas cylinder, and the outlet end of heat exchange coil is connected to the surge tank;
The shell is equipped with the cooling water inlet and cooling water outlet that are communicated with housing cavity, the cooling water inlet and described
Cooling water outlet connects engine cool water system.
7. natural gas supply system as claimed in claim 6, which is characterized in that the heat exchange coil includes interconnected two
Group, two groups of heat exchange coils are correspondingly arranged in the both sides of the gas cylinder width direction respectively.
8. natural gas supply system as claimed in claim 5, which is characterized in that the supporting surface passes through an adiabatic backing plate and institute
State the bottom connection of gas cylinder;The thermal insulation backing plate includes two outer layers and the internal layer between two outer layer, and the internal layer is by more
Layer aluminium foil, all-glass paper are constituted, and the outer layer is made of rubber;Two outer layer respectively with the bottom of the gas cylinder and described
Top plate contact.
9. natural gas supply system as described in claim 1, which is characterized in that the gas cylinder includes gas cylinder ontology and along described
The outwardly extending guard ring in gas cylinder ontology longitudinal direction one end, the gas cylinder ontology are closed tubular structure, and the guard ring is located at described
In the range of gas cylinder ontology lateral cross section;
The natural gas supply system further includes:Component is filled, the filling component is installed on the guard ring, with to the gas
Liquefied natural gas is filled in bottle body.
10. a kind of vehicle, which is characterized in that including:Car body and connect with the car body such as claim 1 to 9 any one
The natural gas supply system, the natural gas supply system to the engine of vehicle supply.
Priority Applications (1)
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CN201820050419.1U CN207795424U (en) | 2018-01-10 | 2018-01-10 | Vehicle and its natural gas supply system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820050419.1U CN207795424U (en) | 2018-01-10 | 2018-01-10 | Vehicle and its natural gas supply system |
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CN207795424U true CN207795424U (en) | 2018-08-31 |
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ID=63271425
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CN201820050419.1U Expired - Fee Related CN207795424U (en) | 2018-01-10 | 2018-01-10 | Vehicle and its natural gas supply system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110017222A (en) * | 2018-01-10 | 2019-07-16 | 东莞中集物流装备技术研究院有限公司 | Vehicle and its natural gas supply system |
-
2018
- 2018-01-10 CN CN201820050419.1U patent/CN207795424U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110017222A (en) * | 2018-01-10 | 2019-07-16 | 东莞中集物流装备技术研究院有限公司 | Vehicle and its natural gas supply system |
CN110017222B (en) * | 2018-01-10 | 2024-02-09 | 东莞中集小飞鱼物流科技有限公司 | Vehicle and natural gas supply system thereof |
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