CN105782714A - Gas phase opening liquid-inlet-prevention device - Google Patents
Gas phase opening liquid-inlet-prevention device Download PDFInfo
- Publication number
- CN105782714A CN105782714A CN201610261777.2A CN201610261777A CN105782714A CN 105782714 A CN105782714 A CN 105782714A CN 201610261777 A CN201610261777 A CN 201610261777A CN 105782714 A CN105782714 A CN 105782714A
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- CN
- China
- Prior art keywords
- gas phase
- gas
- liquid
- pipe
- prevention device
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/05—Size
- F17C2201/054—Size medium (>1 m3)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
- F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0146—Two-phase
- F17C2223/0153—Liquefied gas, e.g. LPG, GPL
- F17C2223/0161—Liquefied gas, e.g. LPG, GPL cryogenic, e.g. LNG, GNL, PLNG
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0165—Applications for fluid transport or storage on the road
- F17C2270/0168—Applications for fluid transport or storage on the road by vehicles
- F17C2270/0171—Trucks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a gas phase opening liquid-inlet-prevention device. The gas phase opening liquid-inlet-prevention device comprises a main pipe and a branch pipe, wherein the main pipe is connected with a gas phase pipe and points to the liquid level, and the branch pipe is used for carrying out separated guiding on gas; the main pipe is connected with the middle segment of the branch pipe, and the total radial cross-sectional area of an outlet of the branch pipe is not smaller than that of the gas phase pipe; and according to the gas phase opening liquid-inlet-prevention device, the effect on blocking liquid can be achieved, splashed liquid falls back into a tank, a gas path is separated through the branch pipe, the pipe area is increased, and the gas flow speed is reduced. According to the structure, resistance to the air flow can be further reduced, the noise in the use is reduced, it is ensured that gas can smoothly enter the device from the gas phase pipe, and therefore a pipeline outside the tank can be protected against being affected, and the service life of a tank car is prolonged.
Description
Technical field
The present invention relates to the gas phase pipe of liquid gas equipment, in particular to a kind of gas phase mouth entering-liquid prevention device.
Background technology
Gas phase pipe it is usually mounted with inside liquefied gas tank, the outer one end of the tank of gas phase pipe is positioned at place below tank body and installs gas phase stop valve, in tank, one end outlet is positioned at the gas-phase space at tank body top, supplied gas turnover liquefied gas tank, cause generation pressure reduction between liquefied gas tank and storage tank, facilitate the handling of pot liquid.Transport vehicle is in the process of moving, pot liquid rocks splashing, cryogenic liquid flows to gas phase pipe easily via the tank inner outlet of gas phase pipe, enter the outer pipeline of the relatively low tank of horizontal level, now Low Temperature Liquid is known from experience the heat absorbing shell and is vaporized, cause tank interior pressure to increase, and then the serviceability of liquefied gas tank can be affected.A kind of gas phase mouth entering-liquid prevention device with reference to China Patent No. 200920291904.9, which disclose a kind of gas phase mouth entering-liquid prevention device, including cup-shaped protective jacket, the top of cup-shaped protective jacket is provided with one for the breach of grafting gas phase pipe, bottom and/or the sidewall of described cup-shaped protective jacket are provided with multiple passage, the gross area of passage is not less than the radial cross-section of gas phase pipe and amasss, oversheath passage and inner sheath passage position are staggered state, this structure uses dual cup-shaped protective jacket, multiple in protective jacket manufacture pass through hole, production process is complicated, with high costs, and it is when using, the resistance of gas flowing is big, produce bigger noise, room for improvement is very big.
Summary of the invention
It is contemplated that one of above-mentioned technical problem solved at least to a certain extent in correlation technique.For this, the present invention proposes a kind of gas phase mouth entering-liquid prevention device, and this device is not only simple in structure, easy to make, lightweight, and can effectively prevent liquid gas pot liquid to be splashed into gas phase pipe tank inner outlet in transportation.
For achieving the above object, technical scheme is as follows:
A kind of gas phase mouth entering-liquid prevention device, including being connected and point to the supervisor of liquid level with gas phase pipe and for gas being separated the arm guided, supervisor is connected with the stage casing of arm, and total radial cross-section of the outlet of arm amasss the radial cross-section being not less than gas phase pipe and amasss.
As the improvement to technique scheme, arm and gas phase pipe are mutually perpendicular to.
Further, the two ends of arm are set to angle, and angle is liquid level dorsad.
Further, the radial cross-section of supervisor amass be not less than gas phase pipe radial cross-section amass.
The invention has the beneficial effects as follows: the gas phase mouth entering-liquid prevention device of the present invention is mountable to the tank body inner top of cryogenic liquid pot type transport vehicle, gas phase pipe is connected with the supervisor of gas phase mouth entering-liquid prevention device, its connected mode has elbow to connect or angle docking, supervisor is connected with the stage casing of arm, arm two ends are respectively set to angle, use said structure, the outlet of gas phase pipe has one end down bending section, gas phase pipe is made to have from sealing gland effect, even if liquid expired gaseous phase outlet without entering in gas phase pipe in transport vehicle；Arm is the gas circuit of gas phase pipe separately, increase discharge area, when identical gas output, the speed of giving vent to anger of gas phase mouth reduced than originally, so it is effectively reduced noise of giving vent to anger, the arm 3 of gas phase mouth entering-liquid prevention device is vertical with gas phase pipe 1, and gas phase pipe 1 to be generally located on flow container top axially mounted, therefore arm 3 is perpendicular to the axial of flow container, in transport vehicle driving process, pot liquid splashes because rocking, a small amount of liquid radially splash can flow out from the arm other end after being splashed into arm, and the liquid axially splash in a large number is just directly blocked by the front and back wall body of device；Arm two ends are provided with angle, when gas phase pipe is given vent to anger, the gas entering gas phase mouth is played a guide functions, can preferentially derive the relatively-high temperature gas of gas-phase space topmost, reduce rapidly liquid gas pressure inside the tank.
Accompanying drawing explanation
It is described further below in conjunction with accompanying drawing and example.
Fig. 1 is the structure chart that the present invention is installed in cryogenic liquid gas tank.
Fig. 2 is the structure chart of first embodiment of the invention.
Fig. 3 is the A direction view of Fig. 2.
Fig. 4 is the structure chart of second embodiment of the invention.
Fig. 5 is the B direction view of Fig. 4.
Detailed description of the invention
Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of same or like function from start to finish.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Referring to figs. 1 through Fig. 3, the first embodiment of a kind of gas phase mouth entering-liquid prevention device of the present invention, including being connected and point to the supervisor 2 of liquid level 6 with gas phase pipe 1 and for gas being separated the arm 3 guided, the other end of supervisor 2 is connected with the stage casing of arm 3, and total radial cross-section of the outlet of arm 3 amasss the radial cross-section being not less than gas phase pipe 1 and amasss.As preferably, the arm 3 of the gas phase mouth entering-liquid prevention device of the present embodiment is set to tee T.As preferably, the supervisor 2 of the gas phase mouth entering-liquid prevention device of the present embodiment is set to elbow, and other implement such as shown in Fig. 4 to Fig. 5, adopts the form of angle docking to be connected between supervisor 2 and arm 3.This setting allows gas phase mouth have a down bending section, makes gas phase pipe 1 have " from sealing gland " to act on, even if transport vehicle liquid pot liquid in transportation expired gaseous phase outlet without entering in gas phase pipe 1.The arm 3 of gas phase mouth entering-liquid prevention device is vertical with gas phase pipe 1, and gas phase pipe 1 to be generally located on flow container top axially mounted, therefore arm 3 is perpendicular to the axial of flow container, in transport vehicle driving process, pot liquid splashes because rocking, a small amount of liquid radially splash can flow out from arm 3 other end after being splashed into arm 3, and the liquid axially splash in a large number is just directly blocked by the sidewall wall body of arm 3, and the gas circuit of 3 gas phase pipes 1 of arm is divided into two, increase the discharge area of a times, when identical gas output, the speed of giving vent to anger of gas phase mouth reduces one times than originally, the gas-flow resistance simultaneously reduced, so it is effectively reduced noise of giving vent to anger.In order to make the liquid being splashed into device arm on a small quantity fully be cushioned, the two ends of arm 3 are extensible arranges mozzle 4, mozzle 4 is set to angle away from one end of arm 3, angle is liquid level dorsad, after buffering liquid cannot enter supervisor 2 because of Gravitative Loads, can only flow out from arm 3 two ends, and when gas phase pipe 1 is given vent to anger, the gas entering gas phase mouth is played a guide functions, can preferentially derive the relatively-high temperature gas of gas-phase space topmost, reduce rapidly liquid gas pressure inside the tank.
In order to ensure that gas can unimpeded pass in and out, total radial cross-section of the two ends outlet of arm 3 amasss the radial cross-section being not less than gas phase pipe 1 and amasss.In order to reach identical purpose, the radial cross-section of supervisor 2 amasss the radial cross-section being not less than gas phase pipe 1 and amasss.Generally, in order to simplify manufacturing process, supervisor 2 selects the pipe identical with the diameter of gas phase pipe 1 as rapidoprint with arm 1.
With reference to Fig. 4 to Fig. 5, the second embodiment of a kind of gas phase mouth entering-liquid prevention device of the present invention, with first embodiment the difference is that the butt end of gas phase pipe 1 with supervisor 2 is respectively set to angle, gas phase pipe 1 docks with supervisor's 2 angles, one end that supervisor 2 is connected with arm 3 is set to V-type, the stage casing of arm 3 is provided with the V-type mouth being mated, and supervisor 2 is docked with arm 3 middle-end angle.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include one or more these features.In describing the invention, " multiple " are meant that at least two, for instance two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or integral；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be connection or the interaction relationship of two elements of two element internals.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can include the first and second features and directly contact, it is also possible to include the first and second features and be not directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " include fisrt feature directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of fisrt feature level height less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.Additionally, the different embodiments described in this specification or example can be carried out engaging and combining by those skilled in the art.
Although above it has been shown and described that embodiments of the invention, it is understandable that, above-described embodiment is illustrative of, it is impossible to be interpreted as limitation of the present invention, and above-described embodiment can be changed, revises, replace and modification by those of ordinary skill in the art within the scope of the invention.
Claims (4)
1. a gas phase mouth entering-liquid prevention device, it is characterized in that: include being connected with gas phase pipe and pointing to the supervisor of liquid level and for gas being separated the arm guided, described supervisor is connected with the stage casing of arm, and total radial cross-section of the outlet of described arm amasss the radial cross-section being not less than gas phase pipe and amasss.
2. a kind of gas phase mouth entering-liquid prevention device according to claim 1, it is characterised in that: described arm and gas phase pipe are mutually perpendicular to.
3. a kind of gas phase mouth entering-liquid prevention device according to claim 1, it is characterised in that: the two ends of described arm are set to angle, described angle liquid level dorsad.
4. a kind of gas phase mouth entering-liquid prevention device according to claim 1, it is characterised in that: the radial cross-section of described supervisor amasss the radial cross-section being not less than gas phase pipe and amasss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610261777.2A CN105782714B (en) | 2016-04-22 | 2016-04-22 | A kind of gas phase mouth entering-liquid prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610261777.2A CN105782714B (en) | 2016-04-22 | 2016-04-22 | A kind of gas phase mouth entering-liquid prevention device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105782714A true CN105782714A (en) | 2016-07-20 |
| CN105782714B CN105782714B (en) | 2018-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610261777.2A Active CN105782714B (en) | 2016-04-22 | 2016-04-22 | A kind of gas phase mouth entering-liquid prevention device |
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| CN (1) | CN105782714B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201587857U (en) * | 2009-12-04 | 2010-09-22 | 广东建成机械设备有限公司 | Gas phase mouth entering-liquid prevention device |
| CN102954345A (en) * | 2011-08-17 | 2013-03-06 | 总装备部工程设计研究总院 | Pressurization system of low-temperature heat-insulation storage tank |
| CN203211817U (en) * | 2013-04-26 | 2013-09-25 | 张家港韩中深冷科技有限公司 | Storage tank for low-temperature transport equipment |
| CN104097875A (en) * | 2014-06-20 | 2014-10-15 | 南京晨光森田环保科技有限公司 | Splash prevention recovery device used for vehicle-mounted tank body |
| CN205606179U (en) * | 2016-04-22 | 2016-09-28 | 广东建成机械设备有限公司 | Gas phase mouth entering -liquid prevention device |
-
2016
- 2016-04-22 CN CN201610261777.2A patent/CN105782714B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201587857U (en) * | 2009-12-04 | 2010-09-22 | 广东建成机械设备有限公司 | Gas phase mouth entering-liquid prevention device |
| CN102954345A (en) * | 2011-08-17 | 2013-03-06 | 总装备部工程设计研究总院 | Pressurization system of low-temperature heat-insulation storage tank |
| CN203211817U (en) * | 2013-04-26 | 2013-09-25 | 张家港韩中深冷科技有限公司 | Storage tank for low-temperature transport equipment |
| CN104097875A (en) * | 2014-06-20 | 2014-10-15 | 南京晨光森田环保科技有限公司 | Splash prevention recovery device used for vehicle-mounted tank body |
| CN205606179U (en) * | 2016-04-22 | 2016-09-28 | 广东建成机械设备有限公司 | Gas phase mouth entering -liquid prevention device |
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| Publication number | Publication date |
|---|---|
| CN105782714B (en) | 2018-08-17 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A liquid inlet prevention device for gas phase port Effective date of registration: 20220428 Granted publication date: 20180817 Pledgee: Bank of China Limited Jiangmen Kaiping sub branch Pledgor: GUANGDONG JIANCHENG MACHINE EQUIPMENT CO.,LTD. Registration number: Y2022980004939 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20180817 Pledgee: Bank of China Limited Jiangmen Kaiping sub branch Pledgor: GUANGDONG JIANCHENG MACHINE EQUIPMENT CO.,LTD. Registration number: Y2022980004939 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |