CN201159393Y - Low temperature heat insulation gas cylinder - Google Patents
Low temperature heat insulation gas cylinder Download PDFInfo
- Publication number
- CN201159393Y CN201159393Y CNU2007201384004U CN200720138400U CN201159393Y CN 201159393 Y CN201159393 Y CN 201159393Y CN U2007201384004 U CNU2007201384004 U CN U2007201384004U CN 200720138400 U CN200720138400 U CN 200720138400U CN 201159393 Y CN201159393 Y CN 201159393Y
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- CN
- China
- Prior art keywords
- inner bag
- pipe
- liner
- accessory case
- shell
- 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 - Lifetime
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Abstract
The utility model relates to a low temperature heat insulation air bottle, the structure comprises an outer shell, a liner, a heat insulating layer, an accessory case, a liquid charging pipe, a liquid outlet pipe and a gas phase pipe, wherein the heat insulating layer is arranged between the outer shell and the liner and is winded on the liner, the accessory case is arranged on the outer shell, and the liquid charging pipe, the liquid outlet pipe and the gas phase pipe are fixed between the accessory case and a bottle stopper. The keys of the design are that one end between the liner which is winded with the heat insulating layer and the outer shell uses a cylindrical underprop to achieve the position and the connection, and the other end uses a sliding supporting structure with an axial freedom degree to achieve the moving combining connection. The liquid charging pipe is arranged on the upper portion of the liner, which is close to the inner wall and is evenly vertically upwardly distributed with a liquid spray hole, the other end of the liner is equipped with an air storage chamber, and the upper edge of the air storage chamber is respectively equipped with an upper via hole and a lower via hole along the perpendicular direction.
Description
Technical field
The utility model relates to a kind of structural design of low-temperature liquefaction gas bottle, especially cryogenic insulated cylinder.
Background technique
The LNG Liquefied natural gas of China (LNG) enters the application stage, and the development of LNG industry has driven the equipment manufacture industry of LNG association area, especially transports and application memory equipment, and the relevant cryogenic product of domestic present comparative maturity has low temperature car and cryogenic tank.At present on the cryogenic insulated cylinder equipment in low-end applications, also not have relevant standard, traditional to be used for the LNG storage device that automobile transports all are compressed gas cylinders, and this gas cylinder fills medium easily but overcharges easily, and it is lower to fill efficient.Along with the energy-saving and environmental protection of LNG dual-fuel automobile, economic dispatch advantage are approved by people, the capital equipment that the LNG cryogenic insulated cylinder uses as gas station, more and more widely, quantity required is increasing.Its working efficiency, the Security in the application process have been subjected to people's attention, become the key in LNG automobile car and the gas station equipment improvement.
The model utility content
The utility model technical issues that need to address be further improve automobile fitting cover the structure of LNG cryogenic insulated cylinder, make the Security of this gas cylinder have tangible improvement, frequent fill to adapt to, the tapping process, prevention fatigue damage, and raise the efficiency, improve the topping up quality.
For addressing the above problem, the improvement technological scheme that the utility model is taked is still to comprise shell, inner bag in the structure, be wound in heat insulation layer on the inner bag between shell and the inner bag, be arranged on the accessory case on the shell and be fixed on topping up pipe, drain pipe and gas phase pipe between this accessory case and the bottle plug.Key improvements is: be wound with that an end adopts cylindrical support to realize being located by connecting between the inner bag of heat insulation layer and the shell, the other end adopts the sliding supporting structure with axial freedom to realize connecting movingly; The topping up tubular axis is to being arranged on inner bag top near inwall place, and uniform vertically upward spray hole; The other end of inner bag is provided with puts air chamber, and air chamber wall upper edge vertical is upper and lower respectively a vent.
After can finished, LNG liquid can enter air chamber inside by the aperture of air chamber bottom, and the air chamber gas inside is discharged from the aperture on air chamber top, made gas cylinder top form certain gas-phase space, reached the NBS of vapor liquid equilibrium.
Adopt the beneficial effect that technique scheme produced to be: to adopt improved technological scheme and compare with traditional gas cylinder, end axial freedom that inner bag adopted supports can effectively eliminate the stress fatigue damage of filling, expanding with heat and contract with cold and causing in the tapping process, improves the working life and the safety coefficient of product.Can suitably improve compression ratio.The raising of same volume.The axial setting of last with spraying topping up pipe and the structure that installs air chamber in inner bag additional that is adopted make stress mutation or the stress of gas cylinder in filling the LNG process concentrate and effectively alleviated, and improve safety reliability greatly, and limited preventing overcharges.
Description of drawings
Fig. 1 is that the utility model cuts open and shows structural representation;
Fig. 2 is the utility model external form schematic representation.
Wherein: 1, inner bag, 2, shell, 3, heat insulation layer, 4, the topping up pipe, 5, the suspension ring plate, 6, air chamber, 7, level meter, 8, vent, 9, supporting frame, 9A, cylindrical cunning are fast, 10, cylindric support, 11, accessory case, 12, heat insulation bottleneck, 13, go out to tuck in pipe, 14, the gas phase pipe.
Embodiment
How further specify goal of the invention of the present utility model below in conjunction with accompanying drawing realizes:
As shown in Figure 1, 2, comprise in the utility model fundamental composition structure shell 2, inner bag 1, be wound in heat insulation layer 3 on the inner bag between shell and the inner bag, be arranged on the accessory case 11 on the shell and be fixed on topping up pipe 4, drain pipe 13 and gas phase pipe 14 between this accessory case 11 and the bottle plug 12.Key improvements is: be wound with that an end adopts cylindrical support 10 to realize being located by connecting between the inner bag 1 of heat insulation layer 3 and the shell 2, the other end adopts the sliding supporting structure with axial freedom to realize connecting movingly; Topping up pipe 4 is axially disposed within inner bag top near inwall place, and uniform vertically upward spray hole; The other end of inner bag 10 is provided with puts air chamber 6, and air chamber 6 wall upper edge verticals are upper and lower respectively a vent 8.
Inner bag 1 adopts the steel that adapt with the LNG Liquefied natural gas temperature, make oval bottle by technologies such as welding, on inner bag 1 shell, twine laminated glass fender paper and aluminum foil paper at interval, constitute heat insulation layer 3, between the inner bag 1 of wound insulation layer 3 and the shell 2 certain clearance is arranged, be evacuated; An end forms positioning and fixing by cylindrical support 10 and is connected between shell 2 that matches with inner bag 1 shape and the inner bag 1; The other end connects by supporting frame 9, weld a tubular slide block 9A outside the tank on the shell, slide block stretches in supporting frame 9 middles and the hole that slide block matches, and when inner bag 1 expanded with heat and contract with cold, inner bag 1 bottle can discharge the stress that expands with heat and contract with cold by the slip of slide block in the hole; A suspension ring plate 5 has been fixed in place in inner bag 1 middle and upper part near inwall, and topping up pipe 4 passes the suspension ring plate and forms axial restraint, and mouth spray upwards during topping up, guarantees that inner bag is evenly cooled off.
Described accessory case 11 is vertical to the side that is arranged on shell 2.Topping up pipe 4 is introduced the inner bag 2 and by means of fixed support from the bottle plug 12 of insulated gas cylinder and is positioned at inner bag top.Drain pipe 13 is introduced the inner bag 2 and the fluid mouth of pipe is extended downwards from the bottle plug 12 of insulated gas cylinder and is positioned near the inner bag lower bottom part.Gas phase pipe 14 is introduced the inner bag 2 and with the mouth of pipe from the bottle plug 12 of insulated gas cylinder and is positioned in the inner bag upper air layer near upper top in fixed support.
Above-mentioned sliding supporting structure is made up of the supporting frame 9 that is slidingly matched with slide block 9A that is fixed on the cylinder type slide block 9A on the inner bag and be fixed on the outer casing inner wall.
The volume of above-mentioned air chamber 6 is 10% of cylinder liner 1 volume.
Comprise charging line and supporting control valve, fluid pipeline and supporting control valve, gas phase pipeline and supporting control valve in the accessory case 11.
Upper and lower vent 8 diameters of the above air chamber 6 wall upper edge vertical are not more than 2mm.
Be welded with air chamber 6 at a end away from liquid outlet, volume is 10% of a gas cylinder volume, and the both sides up and down of air chamber 6 have a vent 8 that is not more than 2 millimeters, are used for the balance gas-liquid, also be provided with a level meter 7 at the middle part of inner bag bottle, be used for measuring the LNG Liquefied natural gas capacity of bottle; In the side of shell 2 accessory case 11 is installed, is provided with the supporting valve of gas phase pipeline, fluid pipeline and charging line in the accessory case.The knot mouth that level meter externally connects picks out from the gas phase pipeline, have one the tunnel to save pipeline in the gas phase pipeline in addition, when the inner bag gaseous pressure reaches certain value, save pipeline with the direct provisioning engine of gas, the fluid pipeline enters motor car engine by valve vaporizer surge tank, a small amount of gas of surge tank provides power, charging line to satisfy the requirement of gas cylinder topping up for automobile starting the time, and the topping up one-way valve is installed.
Claims (9)
1, a kind of cryogenic insulated cylinder, form comprise in the structure shell (2), inner bag (1), be wound in heat insulation layer (3) on the inner bag between shell and the inner bag, be arranged on the accessory case (11) on the shell and be fixed on this accessory case (11) and bottle plug (12) between topping up pipe (4), drain pipe (13) and gas phase pipe (14), it is characterized in that: be wound with that an end adopts cylindrical support (10) to realize being located by connecting between the inner bag (1) of heat insulation layer (3) and the shell (2), the other end adopts the sliding supporting structure with axial freedom to realize connecting movingly; Topping up pipe (4) is axially disposed within inner bag top near inwall place, and uniform vertically upward spray hole; The other end of inner bag (10) is provided with air chamber (6), and air chamber (6) wall upper edge vertical is upper and lower respectively a vent (8).
2, cryogenic insulated cylinder according to claim 1 is characterized in that described accessory case (11) is vertically to the side that is arranged on shell (2).
3, cryogenic insulated cylinder according to claim 1 is characterized in that described topping up pipe (4) is positioned at inner bag top from bottle plug (12) the introducing inner bag (2) of insulated gas cylinder and by means of fixed support.
4, cryogenic insulated cylinder according to claim 1 is characterized in that described drain pipe (13) is introduced the inner bag (2) and the fluid mouth of pipe is extended from the bottle plug (12) of insulated gas cylinder downwards to be positioned near the inner bag lower bottom part.
5, cryogenic insulated cylinder according to claim 1 is characterized in that described gas phase pipe (14) is positioned in the inner bag upper air layer near upper top in fixed support from bottle plug (12) the introducing inner bag (2) of insulated gas cylinder and with the mouth of pipe.
6, cryogenic insulated cylinder according to claim 1 is characterized in that described sliding supporting structure is made up of the supporting frame (9) that is slidingly matched with slide block (9A) that is fixed on the cylinder type slide block (9A) on the inner bag and be fixed on the outer casing inner wall.
7, cryogenic insulated cylinder according to claim 1, the volume that it is characterized in that described air chamber (6) are 10% of cylinder liner (1) volume.
8, cryogenic insulated cylinder according to claim 1 and 2 is characterized in that comprising in the accessory case (11) charging line and supporting control valve, fluid pipeline and supporting control valve, gas phase pipeline and supporting control valve.
9, cryogenic insulated cylinder according to claim 1 is characterized in that vertical upper and lower vent (8) diameter in described air chamber (6) wall upper edge is not more than 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201384004U CN201159393Y (en) | 2007-12-28 | 2007-12-28 | Low temperature heat insulation gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201384004U CN201159393Y (en) | 2007-12-28 | 2007-12-28 | Low temperature heat insulation gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201159393Y true CN201159393Y (en) | 2008-12-03 |
Family
ID=40109977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201384004U Expired - Lifetime CN201159393Y (en) | 2007-12-28 | 2007-12-28 | Low temperature heat insulation gas cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201159393Y (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102147048A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Vertical low-temperature heat insulation air bottle with special neck pipe |
| CN102147049A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Horizontal low-temperature insulating air cylinder and vehicle power system taking gas as power source |
| CN102174983A (en) * | 2011-01-17 | 2011-09-07 | 丁雨福 | Vertical-type low-temperature heat-insulation gas cylinder |
| CN102180088A (en) * | 2011-01-30 | 2011-09-14 | 张家港富瑞特种装备股份有限公司 | Front support of liquefied natural gas bottle of passenger vehicle |
| CN102563340A (en) * | 2011-01-17 | 2012-07-11 | 丁雨福 | Horizontal low-temperature heat-insulating gas cylinder |
| CN102705694A (en) * | 2012-05-29 | 2012-10-03 | 张家港市科华化工装备制造有限公司 | Refillable vertical movable gas cylinder |
| CN102840441A (en) * | 2012-09-27 | 2012-12-26 | 张家港韩中深冷科技有限公司 | Storage tank for cooling superconducting cable |
| CN102980025A (en) * | 2012-11-14 | 2013-03-20 | 西安轨道交通装备有限责任公司 | Low temperature vessel internal pipeline |
| CN103358892A (en) * | 2012-03-27 | 2013-10-23 | 北京天海工业有限公司 | Vehicle-mounted horizontal-type low-temperature heat-insulated natural-gas storage tank |
| CN105240680A (en) * | 2015-10-23 | 2016-01-13 | 王海平 | Container for storing low-temperature media |
| CN106195615A (en) * | 2016-07-14 | 2016-12-07 | 青岛普天汽车配件有限公司 | A kind of LNG car bottle threshold limit values charging device |
| CN108709085A (en) * | 2018-05-11 | 2018-10-26 | 大连理工大学 | A kind of mounted temperature insulated gas cylinder |
| CN109386724A (en) * | 2017-08-11 | 2019-02-26 | 浙江大川空分设备有限公司 | Novel liquid level Structures at Low Temperature storage tank |
| CN109838688A (en) * | 2017-11-27 | 2019-06-04 | 安徽方圆压力容器制造有限责任公司 | A kind of gas cylinder connection structure |
| CN110513595A (en) * | 2019-06-20 | 2019-11-29 | 英嘉动力科技无锡有限公司 | A kind of gas cylinder structure that blower pump is external |
| CN111503507A (en) * | 2020-05-22 | 2020-08-07 | 大连理工大学 | On-vehicle low temperature heat insulation gas cylinder of interior intermediate layer formula |
| CN114576548A (en) * | 2022-01-26 | 2022-06-03 | 江苏秋林特能装备股份有限公司 | Efficient liquid hydrogen fuel system |
-
2007
- 2007-12-28 CN CNU2007201384004U patent/CN201159393Y/en not_active Expired - Lifetime
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563340B (en) * | 2011-01-17 | 2013-09-18 | 丁雨福 | Horizontal low-temperature heat-insulating gas cylinder |
| CN102147049A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Horizontal low-temperature insulating air cylinder and vehicle power system taking gas as power source |
| CN102174983A (en) * | 2011-01-17 | 2011-09-07 | 丁雨福 | Vertical-type low-temperature heat-insulation gas cylinder |
| CN102147048B (en) * | 2011-01-17 | 2012-07-04 | 丁雨福 | Vertical low-temperature heat insulation air bottle with special neck pipe |
| CN102147049B (en) * | 2011-01-17 | 2012-07-04 | 丁雨福 | Horizontal low-temperature insulating air cylinder and vehicle power system taking gas as power source |
| CN102563340A (en) * | 2011-01-17 | 2012-07-11 | 丁雨福 | Horizontal low-temperature heat-insulating gas cylinder |
| CN102147048A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Vertical low-temperature heat insulation air bottle with special neck pipe |
| CN102174983B (en) * | 2011-01-17 | 2012-10-17 | 丁雨福 | Vertical-type low-temperature heat-insulation gas cylinder |
| CN102180088A (en) * | 2011-01-30 | 2011-09-14 | 张家港富瑞特种装备股份有限公司 | Front support of liquefied natural gas bottle of passenger vehicle |
| CN103358892A (en) * | 2012-03-27 | 2013-10-23 | 北京天海工业有限公司 | Vehicle-mounted horizontal-type low-temperature heat-insulated natural-gas storage tank |
| CN102705694A (en) * | 2012-05-29 | 2012-10-03 | 张家港市科华化工装备制造有限公司 | Refillable vertical movable gas cylinder |
| CN102840441A (en) * | 2012-09-27 | 2012-12-26 | 张家港韩中深冷科技有限公司 | Storage tank for cooling superconducting cable |
| CN102840441B (en) * | 2012-09-27 | 2013-12-18 | 张家港韩中深冷科技有限公司 | Storage tank for cooling superconducting cable |
| CN102980025A (en) * | 2012-11-14 | 2013-03-20 | 西安轨道交通装备有限责任公司 | Low temperature vessel internal pipeline |
| CN105240680A (en) * | 2015-10-23 | 2016-01-13 | 王海平 | Container for storing low-temperature media |
| CN106195615A (en) * | 2016-07-14 | 2016-12-07 | 青岛普天汽车配件有限公司 | A kind of LNG car bottle threshold limit values charging device |
| CN109386724B (en) * | 2017-08-11 | 2024-04-02 | 浙江大川空分设备有限公司 | Liquid level structure low-temperature storage tank |
| CN109386724A (en) * | 2017-08-11 | 2019-02-26 | 浙江大川空分设备有限公司 | Novel liquid level Structures at Low Temperature storage tank |
| CN109838688A (en) * | 2017-11-27 | 2019-06-04 | 安徽方圆压力容器制造有限责任公司 | A kind of gas cylinder connection structure |
| CN108709085A (en) * | 2018-05-11 | 2018-10-26 | 大连理工大学 | A kind of mounted temperature insulated gas cylinder |
| CN108709085B (en) * | 2018-05-11 | 2023-08-29 | 大连理工大学 | Vehicle-mounted low-temperature heat-insulating gas cylinder |
| CN110513595A (en) * | 2019-06-20 | 2019-11-29 | 英嘉动力科技无锡有限公司 | A kind of gas cylinder structure that blower pump is external |
| CN111503507A (en) * | 2020-05-22 | 2020-08-07 | 大连理工大学 | On-vehicle low temperature heat insulation gas cylinder of interior intermediate layer formula |
| CN114576548A (en) * | 2022-01-26 | 2022-06-03 | 江苏秋林特能装备股份有限公司 | Efficient liquid hydrogen fuel system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081203 |
|
| CX01 | Expiry of patent term |