CN216431234U - Liquefied natural gas cylinder with extra-large volume for heavy truck - Google Patents
Liquefied natural gas cylinder with extra-large volume for heavy truck Download PDFInfo
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- CN216431234U CN216431234U CN202123121923.7U CN202123121923U CN216431234U CN 216431234 U CN216431234 U CN 216431234U CN 202123121923 U CN202123121923 U CN 202123121923U CN 216431234 U CN216431234 U CN 216431234U
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- inner container
- natural gas
- shell
- liquefied natural
- gas cylinder
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Abstract
The utility model discloses an extra-large-volume liquefied natural gas cylinder for a heavy truck, which comprises a shell and an inner container, wherein the inner container is arranged in the shell, the front end of the inner container is provided with a front supporting neck pipe, and the rear end of the inner container is provided with a supporting plate; the utility model has the advantages of reasonable design, convenient to use can effectively reduce the heat conduction of liquefied natural gas cylinder, also can improve the safety in utilization of liquefied natural gas cylinder simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the liquefied natural gas cylinder and specifically relates to a heavy truck is with super large volume liquefied natural gas cylinder is related to.
Background
The liquefied natural gas cylinder with extra large volume is a container with a double-layer (vacuum degree is less than or equal to 0.002 pa) structure, and the storage medium of the inner container is LNG. The liquefied natural gas cylinder is widely applied in the industries of tractors and heavy trucks, the traditional liquefied natural gas cylinder has relatively poor heat insulation performance, a certain safety space cannot be accurately reserved in the liner, and the safe use of the liquefied natural gas cylinder is not facilitated, so that improvement is still needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solution to the above-mentioned problem, for this reason, provide a heavy truck is with extra large volume liquefied natural gas cylinder, including shell and inner bag, the inner bag sets up in the shell, the front end of inner bag is provided with preceding support neck pipe, the front end of inner bag is fixed mutually with the shell through preceding support neck pipe, the rear end of inner bag is provided with the support stick, set up the parallel groove on the support stick, inner bag rear end position department is provided with safe cavity, one side of safe cavity is seted up the through-hole and is linked together with the inner bag through the through-hole, outer shell rear end position department is provided with the fixed plate, fixed plate central point department is provided with the jack, the rear end of inner bag is inserted the jack of fixed plate through the support stick and is fixed, the preceding support neck pipe outside is provided with thermal-insulated cavity, the front end of shell is provided with the valve, the valve is linked together with preceding support neck pipe, the front end of the shell is covered with a protective cover, and a heat insulation cavity is arranged between the shell and the inner container.
Preferably, the heat insulation cavity is a vacuum cavity, and a low-temperature and normal-temperature adsorbent is placed in the heat insulation cavity.
Preferably, the outer part of the inner container is coated with a layer of heat insulation material, and the heat insulation material is formed by combining aluminum foil and glass fiber cotton.
Preferably, an L-shaped heat insulation strip is closely attached to the outer side of the support rod.
The utility model has the advantages that: the utility model has the advantages of reasonable design, convenient to use can effectively reduce the heat conduction of liquefied natural gas cylinder, also can improve the safety in utilization of liquefied natural gas cylinder simultaneously.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the support rod of the present invention;
in the figure: 1. a housing; 2. an inner container; 3. a thermally insulating cavity; 4. a fixing plate; 5. a support rod; 6. a safety cavity; 7. a protective cover; 8. a thermally insulating cavity; 9. a valve; 10. the front support neck tube; 11. l-shaped heat insulation strips.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature of the present specification may be replaced by another equivalent or alternative feature serving a similar purpose, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
As shown in fig. 1, the liquefied natural gas cylinder with extra large capacity for heavy trucks comprises a housing 1 and an inner container 2, wherein the inner container 2 is arranged in the housing 1, a front supporting neck tube 10 is arranged at the front end of the inner container 2, the front end of the inner container 2 is fixed with the housing 1 through the front supporting neck tube 10, a supporting rod 5 is arranged at the rear end of the inner container 2, a flat groove is arranged on the supporting rod 5, a safety cavity 6 is arranged at the position of the inner rear end of the inner container 2, one side of the safety cavity 6 is provided with a through hole and is communicated with the inner container 2 through the through hole, a fixing plate 4 is arranged at the position of the inner rear end of the housing 1, a jack is arranged at the central position of the fixing plate 4, the rear end of the inner container 2 is inserted into the jack of the fixing plate 4 through the supporting plate 5 for fixing, a heat insulation cavity 8 is arranged outside the front supporting neck tube 10, a valve 9 is arranged at the front end of the housing 1, the valve 9 is communicated with the front supporting neck pipe 10, the front end of the shell 1 is covered with the protective cover 7, and the heat insulation cavity 3 is arranged between the shell 1 and the inner container 2.
The heat insulation cavity 3 is a vacuum cavity, and a low-temperature and normal-temperature adsorbent is placed in the heat insulation cavity 3.
The outer part of the inner container 2 is coated with a layer of heat insulating material, and the heat insulating material is formed by combining aluminum foil and glass fiber cotton.
The fixing plate 4 is provided with a plurality of holes, so that the weight of the fixing plate 4 can be effectively reduced.
And an L-shaped heat insulation strip 11 is closely attached to the outer side of the support rod 5.
In the using process, the support rod 5 is provided with a flat groove, so that a certain space allowance is reserved when the support rod 5 is inserted into the jack in the fixed plate 4, and the fracture of the joint of the support rod 5 caused by hard connection is avoided; the heat insulation cavity 3 can effectively isolate the heat transfer between the inside and the outside of the inner container 2; the safety cavity 6 is arranged to guide part of the liquefied natural gas into the safety cavity 6 when the liner is filled with the liquefied natural gas, so that a certain space allowance is reserved in the liner, and explosion caused by overfilling of the liner with the liquefied natural gas is effectively avoided; the heat insulation cavity 8 is a vacuum cavity and can be used for heat insulation of the position of the front support neck pipe 10; the valve can be protected by the protective cover 7.
The beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, convenient to use can effectively reduce the heat conduction of liquefied natural gas cylinder, also can improve the safety in utilization of liquefied natural gas cylinder simultaneously.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (4)
1. The liquefied natural gas cylinder with the extra-large volume for the heavy truck is characterized by comprising a shell (1) and an inner container (2), wherein the inner container (2) is arranged in the shell (1), a front supporting neck pipe (10) is arranged at the front end of the inner container (2), the front end of the inner container (2) is fixed with the shell (1) through the front supporting neck pipe (10), a supporting rod (5) is arranged at the rear end of the inner container (2), a flat groove is formed in the supporting rod (5), a safety cavity (6) is arranged at the position of the inner rear end of the inner container (2), a through hole is formed in one side of the safety cavity (6) and communicated with the inner container (2) through the through hole, a fixing plate (4) is arranged at the position of the inner rear end of the shell (1), a jack is arranged at the central position of the fixing plate (4), the rear end of the inner container (2) is inserted into the jack of the fixing plate (4) through the supporting rod (5) for fixing, preceding support neck pipe (10) outside is provided with thermal-insulated cavity (8), the front end of shell (1) is provided with valve (9), valve (9) are linked together with preceding support neck pipe (10), the front end cover of shell (1) has safety cover (7), be provided with adiabatic cavity (3) between shell (1) and inner bag (2).
2. The liquefied natural gas cylinder with extra large volume for the heavy truck according to claim 1, wherein the heat insulation cavity (3) is a vacuum cavity, and a low-temperature and normal-temperature adsorbent is placed in the heat insulation cavity (3).
3. The liquefied natural gas cylinder with extra large volume for the heavy truck as claimed in claim 1, wherein the inner container (2) is coated with a layer of heat insulating material, and the heat insulating material is formed by combining aluminum foil and glass fiber cotton.
4. The liquefied natural gas cylinder with extra large volume for the heavy truck according to claim 1, wherein the outer side of the support rod (5) is provided with an L-shaped heat insulation strip (11) in a clinging manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123121923.7U CN216431234U (en) | 2021-12-14 | 2021-12-14 | Liquefied natural gas cylinder with extra-large volume for heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123121923.7U CN216431234U (en) | 2021-12-14 | 2021-12-14 | Liquefied natural gas cylinder with extra-large volume for heavy truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216431234U true CN216431234U (en) | 2022-05-03 |
Family
ID=81317129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123121923.7U Active CN216431234U (en) | 2021-12-14 | 2021-12-14 | Liquefied natural gas cylinder with extra-large volume for heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216431234U (en) |
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2021
- 2021-12-14 CN CN202123121923.7U patent/CN216431234U/en active Active
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