CN207034620U - A kind of Vehicular liquefied natural gas cylinder interlayer increases press juice sleeve structure - Google Patents
A kind of Vehicular liquefied natural gas cylinder interlayer increases press juice sleeve structure Download PDFInfo
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- CN207034620U CN207034620U CN201720947027.0U CN201720947027U CN207034620U CN 207034620 U CN207034620 U CN 207034620U CN 201720947027 U CN201720947027 U CN 201720947027U CN 207034620 U CN207034620 U CN 207034620U
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- supercharging
- interlayer
- sleeve
- drain pipe
- inner sleeve
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Abstract
It the utility model is related to a kind of Vehicular liquefied natural gas cylinder interlayer and increase press juice sleeve structure, include outer front head, interlayer supercharging drain pipe, supercharging internal connection and interior front head, interlayer supercharging drain pipe is connected by being pressurized internal connection with interior front head, and it also includes stress release plate, supercharging outer sleeve and supercharging inner sleeve;The interlayer supercharging drain pipe is connected by stress release plate with outer front head, stress release plate is indirectly connected with by being pressurized outer sleeve with supercharging inner sleeve, interlayer is pressurized drain pipe straight section and passed from supercharging inner sleeve centre bore, it is pressurized inner sleeve front end to weld with supercharging drain pipe straight section, supercharging inner sleeve end is a free end;The supercharging inner sleeve is welded to connect with supercharging outer sleeve front end;It is welded to connect in the supercharging outer sleeve end insertion stress release plate centre bore with it, stress release plate is connected with outer front head.
Description
Technical field
A kind of sleeve structure is the utility model is related to, especially a kind of Vehicular liquefied natural gas cylinder interlayer increases press juice set
Tubular construction.
Background technology
Existing Vehicular liquefied natural gas cylinder includes inner bag and outer courage, and the interlayer supercharging drain pipe of connection inner-outer tube
Road, play a part of liquid in bottle being delivered to outside fin formula air temperature vaporizer.Generally, the interlayer of the liquefied natural gas bottle
Front head, supercharging internal connection, interlayer supercharging drain pipe, supercharging external lug and outer front head composition, folder in drain pipe route
Layer supercharging drain pipe be directly connected by being pressurized internal connection with interior front head, while by be pressurized external lug directly with it is outer before
End socket connects.Due to supercharging external lug be directly connected with outer front head, vehicle in the process of running the relatively outer courage of inner bag have compared with
During big displacement quantity, the power that supercharging drain pipe is passed to by being pressurized external lug is pressurized drain pipe and supercharging internal connection company
Meet place and larger stress concentration occur, so that supercharging drain pipe and supercharging internal connection junction weld cracking, cause inner bag
Leakage, gas cylinder failure it is serious the problem of.
Utility model content
To solve the technical problem in above-mentioned background technology, Vehicular liquefied natural gas cylinder interlayer described in the utility model
The sleeve structure offer of increasing press juice is a kind of being capable of efficient balance interlayer supercharging drain pipe road stress distribution, the car of reduction stress concentration
Increase press juice sleeve structure with liquefied natural gas bottle interlayer.
Specifically, natural gas cylinder interlayer increasing press juice sleeve structure described in the utility model includes outer preceding envelope
Head, interlayer supercharging drain pipe, supercharging internal connection and interior front head, interlayer be pressurized drain pipe by be pressurized internal connection with it is interior before
End socket connects, and it also includes stress release plate, supercharging outer sleeve and supercharging inner sleeve;The interlayer supercharging drain pipe leads to
Overstress release board is connected with outer front head, and stress release plate is indirectly connected with by being pressurized outer sleeve with supercharging inner sleeve,
Interlayer is pressurized drain pipe straight section and passed from supercharging inner sleeve centre bore, supercharging inner sleeve front end and supercharging drain pipe straight flange
Section welding, supercharging inner sleeve end is a free end;The supercharging inner sleeve is welded to connect with supercharging outer sleeve front end;
It is welded to connect in the supercharging outer sleeve end insertion stress release plate centre bore with it, stress release plate and outer preceding envelope
Head connection.In sleeve structure described above, the relatively outer courage of cylinder liner has larger displacement amount, and supercharging internal connection is pressurized with interlayer
Power suffered by the weld seam of drain pipe junction can be decomposed effectively on each associated part, eliminate stress concentration phenomenon,
Successfully prevent the bottle failure caused by weld cracking
In the present embodiment, supercharging crossover sub is also included, the supercharging crossover sub is welded in supercharging inner sleeve
On, it is pressurized on crossover sub and is provided with internal thread, pipeline connection when meeting to vacuumize heating with this.
In the present embodiment, the interlayer supercharging drain pipe is provided with U-shaped bending.It is flexible that it can be strengthened, while pipeline end
The more existing interlayer supercharging drain pipe structure of straight section is held to increase, increasing pipeline thermally conductive pathways reduces leakage heat.
In the present embodiment, supercharging inner sleeve center hole end surface sets fillet, can reduce and increase press juice to interlayer
The abrasion of pipe.
Brief description of the drawings
Fig. 1 is the sectional view that Vehicular liquefied natural gas cylinder interlayer of the present utility model is pressurized drain pipe sleeve structure;
Fig. 2 is that interlayer is pressurized the front view that drain pipe is connected with interior front head;
Fig. 3 is that interlayer is pressurized the right view that drain pipe is connected with interior front head.
Main element symbol description:
1 outer front head 1
2 stress release plates 2
3 supercharging outer sleeves 3
4 interlayers are pressurized drain pipe 4
5 supercharging crossover subs 5
6 supercharging inner sleeves 6
7 supercharging internal connections 7
Front head 8 in 8
Embodiment
With reference to embodiments and the technical solution of the utility model is described in detail respective drawings, so that this area
Technical staff can be more clearly understood scheme of the present utility model, but and be not so limited protection model of the present utility model
Enclose.
Vehicular liquefied natural gas cylinder interlayer increasing press juice sleeve structure described in the utility model, which provides one kind, to be had
Imitate balanced interlayer supercharging drain pipe road stress distribution, reduce the Vehicular liquefied natural gas cylinder interlayer increasing press juice set of stress concentration
Tubular construction.
Specifically, natural gas cylinder interlayer increasing press juice sleeve structure described in the utility model includes outer front head
1st, interlayer supercharging drain pipe 4, supercharging internal connection 7 and interior front head 8, interlayer be pressurized drain pipe 4 by be pressurized internal connection 7 with
Interior front head 8 connects, and it also includes stress release plate 2, supercharging outer sleeve 3 and supercharging inner sleeve 6;The interlayer supercharging
Drain pipe 4 is connected by stress release plate 2 with outer front head 1, and stress release plate 2 is internal with supercharging by being pressurized outer sleeve 3
Sleeve pipe 6 is indirectly connected with, and interlayer is pressurized the straight section of drain pipe 4 and passed from the supercharging centre bore of inner sleeve 6, before being pressurized inner sleeve 6
End is welded with supercharging drain pipe straight section, and supercharging inner sleeve 6 end is a free end;The supercharging inner sleeve 6 and supercharging
The front end of outer sleeve 3 is welded to connect;Welded in the centre bore of supercharging outer sleeve 3 end insertion stress release plate 2 with it
Connect in succession, stress release plate 2 is connected with outer front head 1.In sleeve structure described above, the relatively outer courage of cylinder liner has larger position
Shifting amount, it is associated that the power that supercharging internal connection 7 and interlayer are pressurized suffered by the junction weld seam of drain pipe 4 can effectively decompose each
Part on, eliminate stress concentration phenomenon, successfully prevent the bottle failure caused by weld cracking
In the present embodiment, supercharging crossover sub 5 is also included, the supercharging crossover sub 5 is welded in supercharging internal sleeve
On pipe 6, it is pressurized on crossover sub 5 and is provided with internal thread, pipeline connection when meeting to vacuumize heating with this.
In the present embodiment, the interlayer supercharging drain pipe 4 is provided with U-shaped bending.It is flexible that it can be strengthened, while pipeline end
More existing interlayer supercharging drain pipe 4 structure of straight section is held to increase, increasing pipeline thermally conductive pathways reduces leakage heat.
In the present embodiment, the center hole end surface of supercharging inner sleeve 6 sets fillet, can reduce and increase press juice to interlayer
The abrasion of pipe 4.
It the above is only and preferred embodiment of the present utility model is described, not by technical side of the present utility model
Case limited to this, any known deformation that those skilled in the art are made on the basis of major technique of the present utility model design
The claimed technology category of the utility model is belonged to, the specific protection domain of the utility model is with the record of claims
It is defined.
Claims (4)
1. a kind of Vehicular liquefied natural gas cylinder interlayer increases press juice sleeve structure, include outer front head, interlayer increases press juice
Pipe, supercharging internal connection and interior front head, interlayer supercharging drain pipe are connected by being pressurized internal connection with interior front head, its feature
It is, also includes stress release plate, supercharging outer sleeve and supercharging inner sleeve;
The interlayer supercharging drain pipe is connected by stress release plate with outer front head, and stress release plate is by being pressurized outer sleeve
It is indirectly connected with supercharging inner sleeve, interlayer is pressurized drain pipe straight section and passed from supercharging inner sleeve centre bore, and supercharging is internal
Sleeve pipe front end is welded with supercharging drain pipe straight section, and supercharging inner sleeve end is a free end;It is described supercharging inner sleeve with
Supercharging outer sleeve front end is welded to connect;Welded in the supercharging outer sleeve end insertion stress release plate centre bore with it
Connect in succession, stress release plate is connected with outer front head.
2. Vehicular liquefied natural gas cylinder interlayer as claimed in claim 1 increases press juice sleeve structure, it is characterised in that also wraps
Containing supercharging crossover sub, the supercharging crossover sub is welded on supercharging inner sleeve, is pressurized on crossover sub in being provided with
Screw thread.
3. the Vehicular liquefied natural gas cylinder interlayer as any one of claim 1 or 2 increases press juice sleeve structure, it is special
Sign is that the interlayer supercharging drain pipe is provided with U-shaped bending.
4. the Vehicular liquefied natural gas cylinder interlayer as any one of claim 1 or 2 increases press juice sleeve structure, it is special
Sign is that supercharging inner sleeve center hole end surface sets fillet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720947027.0U CN207034620U (en) | 2017-08-01 | 2017-08-01 | A kind of Vehicular liquefied natural gas cylinder interlayer increases press juice sleeve structure |
Applications Claiming Priority (1)
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CN201720947027.0U CN207034620U (en) | 2017-08-01 | 2017-08-01 | A kind of Vehicular liquefied natural gas cylinder interlayer increases press juice sleeve structure |
Publications (1)
Publication Number | Publication Date |
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CN207034620U true CN207034620U (en) | 2018-02-23 |
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ID=61461946
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CN201720947027.0U Active CN207034620U (en) | 2017-08-01 | 2017-08-01 | A kind of Vehicular liquefied natural gas cylinder interlayer increases press juice sleeve structure |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109373175A (en) * | 2018-12-21 | 2019-02-22 | 张家港富瑞深冷科技有限公司 | A kind of vacuum insulation deep cooling vertical pressure vessel |
CN112178296A (en) * | 2019-07-04 | 2021-01-05 | 西安德森新能源装备有限公司 | Liquefied natural gas cylinder interlayer pressurizing pipeline sleeve structure and assembling method thereof |
-
2017
- 2017-08-01 CN CN201720947027.0U patent/CN207034620U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109373175A (en) * | 2018-12-21 | 2019-02-22 | 张家港富瑞深冷科技有限公司 | A kind of vacuum insulation deep cooling vertical pressure vessel |
CN109373175B (en) * | 2018-12-21 | 2024-02-09 | 张家港富瑞深冷科技有限公司 | Vacuum heat-insulating deep-cooling vertical pressure container |
CN112178296A (en) * | 2019-07-04 | 2021-01-05 | 西安德森新能源装备有限公司 | Liquefied natural gas cylinder interlayer pressurizing pipeline sleeve structure and assembling method thereof |
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GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: No.39 Xingfu North Road, Xi'an, Shaanxi 710201 Patentee after: Shaanxi Automobile Group Co.,Ltd. Patentee after: XI'AN DESEN NEW ENERGY EQUIPMENT Co.,Ltd. Address before: No.39 Xingfu North Road, Xi'an, Shaanxi 710201 Patentee before: SHAANXI AUTOMOBILE GROUP Co.,Ltd. Patentee before: XI'AN DESEN NEW ENERGY EQUIPMENT Co.,Ltd. |