CN211289554U - Liquefied natural gas cylinder for vehicle - Google Patents
Liquefied natural gas cylinder for vehicle Download PDFInfo
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- CN211289554U CN211289554U CN201922366278.1U CN201922366278U CN211289554U CN 211289554 U CN211289554 U CN 211289554U CN 201922366278 U CN201922366278 U CN 201922366278U CN 211289554 U CN211289554 U CN 211289554U
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- natural gas
- shell
- liquefied natural
- gas cylinder
- supporting seat
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Abstract
The utility model discloses an automobile-used liquefied natural gas cylinder, including the shell, the inboard of shell is provided with the inner shell, is provided with the cooling chamber between shell and the inner shell, and the inboard packing in cooling chamber has cooling liquid, and the fixed surface of shell is connected with the locating piece, and the outer end sliding connection of locating piece has the supporting seat. The strength of the natural gas bottle is enhanced due to the arrangement of the double shells, heat can be effectively blocked by the cooling liquid in the cooling cavity and the heat-insulating layer on the surface of the shell, and the natural gas in the natural gas bottle is prevented from rising when the external heat rises; when the automobile jolts, the natural gas bottle can move up and down along the limiting sliding groove through the positioning block by utilizing the limiting block and can be buffered by the elasticity of the spring.
Description
Technical Field
The utility model relates to a natural gas cylinder technical field specifically is automobile-used liquefied natural gas cylinder.
Background
The main component of lng is methane, whose combustion causes very little pollution to the air and is therefore recognized as the cleanest energy source in the world. The liquefied natural gas can release great heat when being combusted, and the liquefied natural gas is used as clean energy for sustainable development and is more and more widely applied in China. In recent two years, the speed of liquefied natural gas vehicles in China has increased by more than 20% per year, and liquefied natural gas vehicles use liquefied natural gas stored in liquefied natural gas cylinders for vehicles as fuel. The popularization of the liquefied natural gas automobile meets the requirement of adjusting the energy structure in China, and the liquefied natural gas automobile has huge development space in China. The liquefied natural gas cylinder for the vehicle is installed in the vehicle through a supporting frame of the liquefied natural gas cylinder.
However, when the external temperature of the traditional natural gas cylinder is high, the pressure in the liquefied natural gas cylinder is greatly increased, and the use safety of the automobile is seriously influenced; and current automobile-used liquefied natural gas cylinder and braced frame adopt rigid connection mostly, nevertheless because the vibrations that can constantly produce of jolting on the road surface in the transportation, this just leads to braced frame and natural gas cylinder rigid connection department easily to damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquefied natural gas cylinder for vehicle to solve the poor problem of the thermal-insulated effect of natural gas cylinder.
In order to achieve the above object, the utility model provides a following technical scheme: the liquefied natural gas cylinder for the vehicle comprises an outer shell, wherein an inner shell is arranged on the inner side of the outer shell, a cooling cavity is arranged between the outer shell and the inner shell, cooling liquid is filled in the inner side of the cooling cavity, a positioning block is fixedly connected to the surface of the outer shell, and a supporting seat is slidably connected to the outer end of the positioning block.
Preferably, the surface of the supporting seat is symmetrically provided with limiting sliding grooves.
Preferably, the surface of the positioning block is symmetrically provided with limiting blocks, and the limiting blocks are connected to the inner side of the limiting sliding groove in a sliding mode.
Preferably, a spring is arranged between the lower surface of the positioning block and the supporting seat.
Preferably, the inner side of the surface limiting sliding groove of the supporting seat is in threaded connection with a positioning bolt.
Preferably, the surface of the outer shell is provided with a heat insulation layer.
Compared with the prior art, the beneficial effects of the utility model are that: the strength of the natural gas bottle is enhanced due to the arrangement of the double shells, heat can be effectively blocked by the cooling liquid in the cooling cavity and the heat-insulating layer on the surface of the shell, and the natural gas in the natural gas bottle is prevented from rising when the external heat rises; when the automobile jolts, the natural gas bottle can move up and down along the limiting sliding groove through the positioning block by utilizing the limiting block and can be buffered by the elasticity of the spring.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
fig. 2 is a side sectional view of the overall structure of the present invention.
In the figure: the cooling device comprises an outer shell 1, a heat insulation layer 11, an inner shell 2, a cooling cavity 3, cooling liquid 31, a supporting seat 4, a spring 41, a limiting sliding groove 42, a positioning bolt 43, a positioning block 5 and a limiting block 51.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution: automobile-used liquefied natural gas cylinder, including shell 1, the inboard of shell 1 is provided with inner shell 2, and dual casing has increased natural gas cylinder's intensity and has improved its crashproof ability, is provided with cooling chamber 3 between shell 1 and the inner shell 2, and cooling chamber 3's inboard packing has cooling liquid 31, through the isolated heat of cooling liquid 31, the fixed surface of shell 1 is connected with locating piece 5, and the outer end sliding connection of locating piece 5 has supporting seat 4.
Referring to fig. 2, the surface of the supporting seat 4 is symmetrically provided with limiting sliding grooves 42, and the limiting sliding grooves 42 play a role of limiting and guiding.
Referring to fig. 2, the surface of the positioning block 5 is symmetrically provided with a limiting block 51, the limiting block 51 is slidably connected to the inner side of the limiting sliding groove 42, and the natural gas bottle moves up and down along the limiting sliding groove 42 through the positioning block 5 by using the limiting block 51.
Referring to fig. 1, a spring 41 is disposed between the lower surface of the positioning block 5 and the supporting seat 4, and the positioning block 5 is buffered when moving downward along the supporting seat 4 by the elastic force of the spring 41.
Referring to fig. 2, the inner side of the surface limiting sliding groove 42 of the supporting seat 4 is connected with a positioning bolt 43 through a thread, and the positioning bolt 43 limits the limiting block 51 to move up and down along the limiting sliding groove 42.
Referring to fig. 1, a heat insulation layer 11 is disposed on a surface of a housing 1, and heat transfer is insulated by the heat insulation layer 11.
The utility model discloses when concrete implementation: the natural gas bottle is composed of an outer shell 1 and an inner shell 2, the strength of the natural gas bottle is enhanced through the arrangement of double shells of the outer shell 1 and the inner shell 2, natural gas leakage caused by collision can be effectively reduced, cooling liquid 31 is filled in a cooling cavity 3 arranged between the outer shell 1 and the inner shell 2, a heat insulation layer 11 is arranged on the surface of the outer shell 1, heat can be effectively isolated through the cooling liquid 31 in the cooling cavity 3 and the heat insulation layer 11 on the surface of the outer shell 1, and the natural gas in the natural gas bottle is prevented from rising in temperature when external heat rises; because the locating block 5 is fixed on the surface of the shell 1, and the locating block 5 is slidably connected to the inner side of the limiting sliding groove 42 of the supporting seat 4 through the limiting block 51, when the automobile bumps, the natural gas bottle can move up and down along the limiting sliding groove 42 through the locating block 5 by utilizing the limiting block 51, and the natural gas bottle is buffered by the elasticity of the spring 41 between the locating block 5 and the supporting seat 4, so that the damage caused by vibration is reduced.
Claims (6)
1. Automobile-used liquefied natural gas cylinder, including shell (1), its characterized in that: the inner side of the outer shell (1) is provided with an inner shell (2), a cooling cavity (3) is arranged between the outer shell (1) and the inner shell (2), cooling liquid (31) is filled in the inner side of the cooling cavity (3), a positioning block (5) is fixedly connected to the surface of the outer shell (1), and a supporting seat (4) is slidably connected to the outer end of the positioning block (5).
2. The liquefied natural gas cylinder for vehicles according to claim 1, wherein: the surface of the supporting seat (4) is symmetrically provided with limiting sliding grooves (42).
3. The liquefied natural gas cylinder for vehicles according to claim 1, wherein: the surface of the positioning block (5) is symmetrically provided with a limiting block (51), and the limiting block (51) is connected to the inner side of the limiting sliding groove (42) in a sliding mode.
4. The liquefied natural gas cylinder for vehicles according to claim 1, wherein: and a spring (41) is arranged between the lower surface of the positioning block (5) and the supporting seat (4).
5. The liquefied natural gas cylinder for vehicles according to claim 1, wherein: and the inner side of the surface limiting sliding groove (42) of the supporting seat (4) is in threaded connection with a positioning bolt (43).
6. The liquefied natural gas cylinder for vehicles according to claim 1, wherein: the surface of the shell (1) is provided with a heat insulation layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922366278.1U CN211289554U (en) | 2019-12-25 | 2019-12-25 | Liquefied natural gas cylinder for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922366278.1U CN211289554U (en) | 2019-12-25 | 2019-12-25 | Liquefied natural gas cylinder for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211289554U true CN211289554U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922366278.1U Active CN211289554U (en) | 2019-12-25 | 2019-12-25 | Liquefied natural gas cylinder for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211289554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864638A (en) * | 2021-09-26 | 2021-12-31 | 张季 | Petroleum gas storage tank |
-
2019
- 2019-12-25 CN CN201922366278.1U patent/CN211289554U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864638A (en) * | 2021-09-26 | 2021-12-31 | 张季 | Petroleum gas storage tank |
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