CN203348907U - Pressure boosting inlet pipe air-sealing structure for movable low-temperature pressure container - Google Patents
Pressure boosting inlet pipe air-sealing structure for movable low-temperature pressure container Download PDFInfo
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- CN203348907U CN203348907U CN 201320335049 CN201320335049U CN203348907U CN 203348907 U CN203348907 U CN 203348907U CN 201320335049 CN201320335049 CN 201320335049 CN 201320335049 U CN201320335049 U CN 201320335049U CN 203348907 U CN203348907 U CN 203348907U
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Abstract
The utility model relates to a pressure boosting inlet pipe air-sealing structure for a movable low-temperature pressure container. The pressure boosting inlet pipe air-sealing structure for the movable low-temperature pressure container comprises an inner container and an outer container, wherein a pressure boosting inlet pipe is arranged between the inner container and the outer container; one end of the pressure boosting inlet pipe is connected with an inner sealing head on the inner container; the other end of the pressure boosting inlet pipe is connected with an outer sealing head on the outer container; the pressure boosting inlet pipe is divided into three parts, namely an inner sealing head educing pipe, an outer sealing head educing pipe and an n-shaped bent pipe; the inner sealing head educing pipe is educed from the inner sealing head on the inner container and is connected with one end of the n-shaped bent pipe; the outer sealing head educing pipe stretches into the pressure boosting inlet pipe from the outer sealing head on the outer container and is connected with the other end of the n-shaped bent pipe. By adopting the technical scheme that the pressure inlet pipe between the inner container and the outer container is divided into three parts, low-temperature liquid is sealed at the inner sealing head in an air sealing way, so that exchange of coldness and heat of the low-temperature liquid, low-temperature brittle fracture at the outer sealing head, the repairing amount, discharge of the low-temperature liquid and daily evaporation rate are reduced, the safe storage time of the low-temperature pressure container is prolonged, and the economic benefit and the social benefit are improved.
Description
Technical field
The utility model relates to a kind of Mobile low-temperature pressurized container supercharging supplying tube air seal structure, belongs to the low-temperature pressure container technical field.
Background technique
Outer double-layer structure in existing low-temperature pressure container adopts, in, interlayer is arranged between outside head, as shown in Figure 1, supercharging supplying tube 3 leads to outside head from the downward directly level of interior end socket, because fluid pressure in storage tank is greater than the external world, in storage tank, liquid can flow into the supercharging supplying tube, therefore there is cryogenic liquide in pressure inlet always, supercharging input liquid in pipe constantly sucks external heat to be made to import inner container into after liquid gasification, thereby heat is brought into to inner container, therefore relative evaporation is higher cryogenic liquide day, and the cold spread out of is in the frosting of outside head place, because outside head is carbon steel, under the effect of low temperature, the external force that temperature difference stress and mechanical load produce can make the outside head place produce brittle fracture, cause the container vacuum failure, and then whole container was lost efficacy, after vacuum failure, Low Temperature Liquid is known from experience all gasifications.
The model utility content
The utility model purpose is that a kind of Mobile low-temperature pressurized container supercharging supplying tube air seal structure is provided in order to overcome the deficiencies in the prior art, main external heat and the inner Cooling capacity exchanging of low-temperature pressure container of reducing, avoid outside head director phase frosting, freeze and cause the brittle fracture of outside head place, also effectively reduce a day relative evaporation.
For achieving the above object, the technical solution adopted in the utility model is: a kind of Mobile low-temperature pressurized container supercharging supplying tube air seal structure, comprise inner container, outer container, be provided with the supercharging supplying tube between inner container and outer container, described supercharging supplying tube one end connects the interior end socket on inner container, and the other end connects the outside head on outer container; Described supercharging supplying tube is divided into interior end socket fairlead, outside head fairlead, N-shaped bend pipe three parts; The interior end socket of described interior end socket fairlead from inner container is connected with N-shaped bend pipe one end after drawing; The outside head of described outside head fairlead from outer container stretches into the N-shaped bend pipe the other end and is connected.
Due to the utilization of technique scheme, the utility model compared with prior art has following advantages:
A kind of Mobile low-temperature pressurized container supercharging supplying tube air seal structure of the utility model scheme, be divided into three parts by the supercharging supplying tube by between inner container and outer container, cryogenic liquide by sealing gland at interior end socket place, cryogenic liquide is no longer flowed to the outside head place, reduced the gasification of cryogenic liquide, can not make outside head director phase frosting simultaneously yet, freeze, cause the brittle fracture of outside head place, reduced the exchange of cryogenic liquide cold and heat, reduced the amount of reprocessing, reduced the discharge amount of cryogenic liquide, reduced a day relative evaporation, improved the safe storage time of low-temperature pressure container, economic benefit and social benefit have been improved.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
The low-temperature pressure container supercharging supplying tube structural representation that accompanying drawing 1 is prior art;
The schematic diagram that accompanying drawing 2 is a kind of Mobile low-temperature pressurized container supercharging supplying tube air seal structure of the present utility model;
The A-A that accompanying drawing 3 is a kind of Mobile low-temperature pressurized container supercharging supplying tube air seal structure of the present utility model is to sectional view;
Wherein: 1, inner container; 2, outer container; 3, supercharging supplying tube; 4, interior end socket; 5, outside head; 6, interior end socket fairlead; 7, outside head fairlead; 8, N-shaped bend pipe.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Accompanying drawing 1 is existing low-temperature pressure container supercharging supplying tube structural representation.
Accompanying drawing 2,3 is a kind of Mobile low-temperature pressurized container supercharging supplying tube air seal structure described in the utility model, comprise inner container 1, outer container 2, be provided with supercharging supplying tube 3 between inner container 1 and outer container 2, described supercharging supplying tube 3 one ends connect the interior end socket 4 on inner container 1, and the other end connects the outside head 5 on outer container 2; Described supercharging supplying tube 3 is divided into interior end socket fairlead 6, outside head fairlead 7, N-shaped bend pipe 8 three parts; The interior end socket 4 of described interior end socket fairlead 6 from inner container 1 is connected with N-shaped bend pipe 8 one ends after drawing; The outside head 5 of described outside head fairlead 7 from outer container 2 stretches into N-shaped bend pipe 8 the other ends and is connected.Be divided into three parts by the supercharging supplying tube 3 by between inner container 1 and outer container 2, interior end socket fairlead 6 is drawn rear direct connection N-shaped bend pipe 8, be connected to outside head fairlead 7 by N-shaped bend pipe 8 again, form like this N-shaped zone between inner container 1 and outer container 2, when cryogenic liquide at first gasification from supercharging supplying tube 3 flows out, the gas that gasification produces is full of supercharging supplying tube 3 and N-shaped bend pipe 8 zones, because the density of gas is less than the density of liquid, therefore under Action of Gravity Field, gas is the top in N-shaped bend pipe 8 always, cryogenic liquide is no longer flowed to outside head 5 places, reduced the gasification of cryogenic liquide, can not make outside head 5 director's phase frostings simultaneously yet, freeze, cause outside head 5 places brittle fracture, reduced the exchange of cryogenic liquide cold and heat, reduced the amount of reprocessing, reduced the discharge amount of cryogenic liquide, reduced a day relative evaporation, improved the safe storage time of low-temperature pressure container, economic benefit and social benefit have been improved.
Be only below concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technological scheme of formation, within all dropping on the utility model rights protection scope.
Claims (1)
1. a Mobile low-temperature pressurized container supercharging supplying tube air seal structure, comprise inner container, outer container, be provided with the supercharging supplying tube between inner container and outer container, it is characterized in that: described supercharging supplying tube one end connects the interior end socket on inner container, and the other end connects the outside head on outer container; Described supercharging supplying tube is divided into interior end socket fairlead, outside head fairlead, N-shaped bend pipe three parts; The interior end socket of described interior end socket fairlead from inner container is connected with N-shaped bend pipe one end after drawing; The outside head of described outside head fairlead from outer container stretches into the N-shaped bend pipe the other end and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320335049 CN203348907U (en) | 2013-06-09 | 2013-06-09 | Pressure boosting inlet pipe air-sealing structure for movable low-temperature pressure container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320335049 CN203348907U (en) | 2013-06-09 | 2013-06-09 | Pressure boosting inlet pipe air-sealing structure for movable low-temperature pressure container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203348907U true CN203348907U (en) | 2013-12-18 |
Family
ID=49748807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320335049 Expired - Fee Related CN203348907U (en) | 2013-06-09 | 2013-06-09 | Pressure boosting inlet pipe air-sealing structure for movable low-temperature pressure container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203348907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383063A (en) * | 2013-06-09 | 2013-11-06 | 苏州华福低温容器有限公司 | Gas-seal structure of pressure input pipe of movable type low-temperature pressure vessel |
-
2013
- 2013-06-09 CN CN 201320335049 patent/CN203348907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383063A (en) * | 2013-06-09 | 2013-11-06 | 苏州华福低温容器有限公司 | Gas-seal structure of pressure input pipe of movable type low-temperature pressure vessel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20200609 |
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| CF01 | Termination of patent right due to non-payment of annual fee |