CN108151977A - A kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device - Google Patents

A kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device Download PDF

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Publication number
CN108151977A
CN108151977A CN201711302648.4A CN201711302648A CN108151977A CN 108151977 A CN108151977 A CN 108151977A CN 201711302648 A CN201711302648 A CN 201711302648A CN 108151977 A CN108151977 A CN 108151977A
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CN
China
Prior art keywords
air
liquid
test case
leakage test
storage tank
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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.)
Pending
Application number
CN201711302648.4A
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Chinese (zh)
Inventor
沈静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Kechuang Rejuvenation Technology Consulting Co Ltd
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Tianjin Kechuang Rejuvenation Technology Consulting Co Ltd
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Application filed by Tianjin Kechuang Rejuvenation Technology Consulting Co Ltd filed Critical Tianjin Kechuang Rejuvenation Technology Consulting Co Ltd
Priority to CN201711302648.4A priority Critical patent/CN108151977A/en
Publication of CN108151977A publication Critical patent/CN108151977A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/226Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

The invention discloses a kind of liquid-level indicator type in liquid gas storage tank air-tightness detection device, including air-leakage test case, air extractor and level instruction device, the interior bottom of the air-leakage test case is equipped with gas tank placing groove, liquid gas storage tank is placed with inside gas tank placing groove, air extractor is installed in the outer right wall of the air-leakage test case, the air-leakage test case upper center position is equipped with level instruction device.Changed by the liquid level for observing indicator solution, so as to judge whether the situation of gas leakage, compared to the mode to smell with one's nose, its detection method is more scientific and effective, and relative straightforward, it is easy to operate, during avoiding reviewer's flu, it has a stuffed up nose along the situation for leading to not identification, improves the safety of liquid gas storage tank.

Description

A kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device
Technical field
The present invention relates to a kind of detection device, specifically a kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device.
Background technology
Liquid gas storage tank refers to the storage tank for storing liquefied gas, inside pressure is very big when having liquefied gas, slightly operate It is improper to be possible to set off an explosion, belong to special equipment, at present the usually used liquid gas storage tank in the whole nation have 5 kilograms, 15 kilograms, 50 Kilogram three kinds of specifications, family are this most commonly used is 15 kilograms;Since liquid gas storage tank belongs to high-risk article, in production liquid gas storage tank When, manufacturer needs to be detected the air-tightness of liquid gas storage tank, and preventing it from leaking air influences hidden peril of explosion, now often To determine whether gas leakage, so as to can not intuitively find gas leakage situation, safety is not high by way of nose news.
Invention content
It is above-mentioned to solve the purpose of the present invention is to provide a kind of liquid-level indicator type in liquid gas storage tank air-tightness detection device The problem of being proposed in background technology.
To achieve the above object, the present invention provides following technical solution:
A kind of liquid-level indicator type refers in liquid gas storage tank air-tightness detection device including air-leakage test case, air extractor and liquid level Showing device, the interior bottom of the air-leakage test case are equipped with gas tank placing groove, liquid gas storage tank are placed with inside gas tank placing groove.
Air extractor is installed in the outer right wall of the air-leakage test case, air extractor is internally provided with the first work Plug, first piston are interference fitted between soft silica gel material and first piston and the inner wall of air extractor, the first piston Upside be equipped with pumping rod, pumping rod is pierced by the casing of air extractor outward straight up and with air extractor, pumping rod it is upper End is also welded with pull head, and the first spring is connected between the downside of the first piston and the bottom interior wall of air extractor, takes out Bleeding point and gas outlet are provided on the downside of device of air, check valve, bleeding point and gas outlet are mounted on bleeding point and gas outlet On be also threaded with tracheae, tracheae pierces into the inside of air-leakage test case for the tracheae in rigid plastics material and bleeding point, It is interference fit between the casing of tracheae and air-leakage test case, by pull pull head, thus will be inside air-leakage test case Air be sucked out and by gas outlet discharge.
The inside of the air-leakage test case is additionally provided with tablet, and tablet is located at the surface of liquid gas storage tank, tablet Upper surface and air-leakage test case upper inside walls between be connected with second spring, the upper surface center of the tablet Also it is welded with piston rod, piston rod is straight up and piston rod is pierced by the upside casing of air-leakage test case, the air-tightness inspection Measuring tank upper center position is equipped with level instruction device, and level instruction device internal slide is equipped with second piston, second piston Also it is interference fitted between soft silica gel material and second piston and the inner wall of level instruction device, connects on the upside of level instruction device Instruction pipe is connected with, instruction is managed is equipped with scale for test tube shape and instruction pipe surface, and the upper part inside cavity of second piston is equipped with finger Show liquid.
As further embodiment of the present invention:The air-leakage test case is stainless steel.
As further scheme of the invention:Hermatic door is hinged on the left of the air-leakage test case, hermatic door Edge is equipped with sealing ring.
As further scheme of the invention:The gas tank placing groove is the internal diameter of round placing groove and gas tank placing groove More than the outer diameter of liquid gas storage tank.
As further scheme of the invention:The first piston is filled for soft silica gel material and first piston with pumping It is interference fitted between the inner wall put.
As further scheme of the invention:Be slidably connected between the casing of the piston rod and air-leakage test case and Sealing ring is equipped between the casing of piston rod and air-leakage test case.
As further scheme of the invention:The indicator solution is green liquid.
Compared with prior art, the beneficial effects of the invention are as follows:Changed by the liquid level for observing indicator solution, so as to judge to be No to there is a situation where gas leakage, compared to the mode to smell with one's nose, detection method is more scientific and effective, and relative straightforward, easily grasps Make, during avoiding reviewer's flu, have a stuffed up nose along the situation for leading to not identification, improve the safety of liquid gas storage tank, together When indicator solution be green, make observation more intuitive apparent.
Description of the drawings
Fig. 1 is a kind of liquid-level indicator type in the structure diagram of liquid gas storage tank air-tightness detection device.
Fig. 2 is a kind of structure diagram of liquid-level indicator type gas tank placing groove in liquid gas storage tank air-tightness detection device.
Fig. 3 is a kind of liquid-level indicator type structure diagram that A portions amplify in liquid gas storage tank air-tightness detection device.
In figure:1- air-leakage tests case, 2- hermatic doors, 3- gas tanks placing groove, 4- liquid gas storage tanks, 5- air extractors, 6- One piston, the first springs of 7-, 8- pumping rods, 9- pulls head, 10- bleeding points, 11- gas outlets, 12- tracheaes, 13- check valves, 14- Tablet, 15- piston rods, 16- second springs, 17- level instruction devices, 18- second pistons, 19- instructions pipe, 20- indicator solutions.
Specific embodiment
The technical solution of this patent is described in more detail With reference to embodiment.
Please refer to Fig.1-3, a kind of liquid-level indicator type in liquid gas storage tank air-tightness detection device, including air-leakage test case 1, Air extractor 5 and level instruction device 17, left side of the air-leakage test case 1 for stainless steel and air-leakage test case 1 Hermatic door 2 is hinged with, the edge of hermatic door 2 is equipped with sealing ring, when hermatic door 2 is closed, ensures inside air-leakage test case 1 Air-tightness, the interior bottom of the air-leakage test case 1 is equipped with gas tank placing groove 3, liquefied gas is placed with inside gas tank placing groove 3 Tank 4, gas tank placing groove 3 are more than the outer diameter of liquid gas storage tank 4 for the internal diameter of round placing groove and gas tank placing groove 3.
Air extractor 5 is installed in the outer right wall of the air-leakage test case 1, air extractor 5 is internally provided with One piston 6, first piston 6 is interference fitted between soft silica gel material and the inner wall of first piston 6 and air extractor 5, described The upside of first piston 6 is equipped with pumping rod 8, and pumping rod 8 is pierced by the machine of air extractor 5 outward straight up and with air extractor 5 Shell, the upper end of pumping rod 8 is also welded with pull head 9, between the downside of the first piston 6 and the bottom interior wall of air extractor 5 It is connected with the first spring 7, the downside of air extractor 5 is provided with bleeding point 10 and gas outlet 11, on bleeding point 10 and gas outlet 11 Check valve 13 is installed, is also threaded with tracheae 12 on bleeding point 10 and gas outlet 11, tracheae 12 for rigid plastics material and Tracheae 12 on bleeding point 10 pierces into the inside of air-leakage test case 1, is between tracheae 12 and the casing of air-leakage test case 1 It is full of cooperation, by pull pull head 9, is discharged so as to be sucked out the air inside air-leakage test case 1 and pass through gas outlet 11.
The inside of the air-leakage test case 1 is additionally provided with tablet 14, and tablet 14 is located at the surface of liquid gas storage tank 4, Second spring 16 is connected between the upper surface of tablet 14 and the upper inside walls of air-leakage test case 1, the tablet 14 Upper surface center is also welded with piston rod 15, and piston rod 15 is straight up and piston rod 15 is pierced by air-leakage test case 1 It is slidably connected between the casing of upside casing, piston rod 15 and air-leakage test case 1 and piston rod 15 and air-leakage test case 1 Sealing ring is equipped between casing, ensures the air-tightness inside air-leakage test case 1 when piston rod 15 slides, the air-tightness inspection 1 upper center position of measuring tank is equipped with level instruction device 17, and 17 internal slide of level instruction device is equipped with second piston 18, the Two pistons 18 are also interference fitted between soft silica gel material and the inner wall of second piston 18 and level instruction device 17, and liquid level refers to 17 upside of showing device is communicated with instruction pipe 19, and instruction pipe 19 is equipped with scale, second piston 18 for test tube shape and 19 surface of instruction pipe Upper part inside cavity equipped with indicator solution 20, indicator solution 20 is green liquid.
The operation principle of the present invention:In use, the liquid gas storage tank 4 that first will be filled with liquefied gas is placed in gas tank placing groove 3, Hermatic door 2 is then shut off, makes 1 inner sealing of air-leakage test case, by pull pull head 9, thus will be in air-leakage test case 1 The air in portion is sucked out and passes through gas outlet 11 and discharges, and records the liquid level of indicator solution 20 in level instruction device 17 at this time, so Afterwards after a period of time, if gas leakage situation occurs in liquid gas storage tank 4, the air pressure increase inside air-leakage test case 1, so as to upwards Tablet 14 is jacked up, tablet 14 drives 18 upward sliding of second piston indirectly, and indicator solution 20 is made to enter inside instruction pipe 19, if It was found that the liquid level of indicator solution 20 changes, then there is gas leakage in explanation, if without liquid level variation, liquid gas storage tank 4 occurs Leakproofness it is preferable, changed by the liquid level for observing indicator solution 20, so as to judge whether the situation of gas leakage, compared to using nose The mode of news, detection method is more scientific and effective, and relative straightforward, easy to operate, during avoiding reviewer's flu, nose The unclear and coherent situation for leading to not identification improves the safety of liquid gas storage tank.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party Formula, can also be under the premise of this patent objective not be departed from the knowledge that one skilled in the relevant art has It makes a variety of changes.

Claims (7)

1. a kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device, including air-leakage test case(1), air extractor(5) And level instruction device(17), it is characterised in that:The air-leakage test case(1)Interior bottom be equipped with gas tank placing groove(3), gas Tank placing groove(3)Inside is placed with liquid gas storage tank(4), the air-leakage test case(1)Outer right wall on be installed with pumping Device of air(5), air extractor(5)It is internally provided with first piston(6), the first piston(6)Upside be equipped with pumping rod(8), Pumping rod(8)Straight up and and air extractor(5)It is pierced by air extractor outward(5)Casing, pumping rod(8)Upper end also weld It is connected to pull head(9), the first piston(6)Downside and air extractor(5)Bottom interior wall between be connected with the first spring (7), air extractor(5)Downside be provided with bleeding point(10)And gas outlet(11), bleeding point(10)And gas outlet(11)On pacify Equipped with check valve(13), bleeding point(10)And gas outlet(11)On be also threaded with tracheae(12), tracheae(12)It is moulded for hard Expect material and bleeding point(10)On tracheae(12)Pierce into air-leakage test case(1)Inside, tracheae(12)With air-leakage test Case(1)Casing between for interference fit;The air-leakage test case(1)Inside be additionally provided with tablet(14), tablet (14)Positioned at liquid gas storage tank(4)Surface, tablet(14)Upper surface and air-leakage test case(1)Upper inside walls between It is connected with second spring(16), the tablet(14)Upper surface center be also welded with piston rod(15), piston rod (15)Straight up and piston rod(15)It is pierced by air-leakage test case(1)Upside casing, the air-leakage test case(1)Upside Center is equipped with level instruction device(17), level instruction device(17)Internal slide is equipped with second piston(18), second Piston(18)Also it is soft silica gel material and second piston(18)With level instruction device(17)Inner wall between be interference fitted, liquid Position instruction device(17)Upside is communicated with instruction pipe(19), instruction pipe(19)For test tube shape and instruction pipe(19)Surface, which is equipped with, carves Degree, second piston(18)Upper part inside cavity be equipped with indicator solution(20).
2. a kind of liquid-level indicator type according to claim 1 is in liquid gas storage tank air-tightness detection device, it is characterised in that:Institute State air-leakage test case(1)For stainless steel.
3. a kind of liquid-level indicator type according to claim 1 is in liquid gas storage tank air-tightness detection device, it is characterised in that:Institute State air-leakage test case(1)Left side be hinged with hermatic door(2), hermatic door(2)Edge be equipped with sealing ring.
4. a kind of liquid-level indicator type according to claim 1 is in liquid gas storage tank air-tightness detection device, it is characterised in that:Institute State gas tank placing groove(3)For round placing groove and gas tank placing groove(3)Internal diameter be more than liquid gas storage tank(4)Outer diameter.
5. a kind of liquid-level indicator type according to claim 1 is in liquid gas storage tank air-tightness detection device, it is characterised in that:Institute State first piston(6)For soft silica gel material and first piston(6)With air extractor(5)Inner wall between be interference fitted.
6. a kind of liquid-level indicator type according to claim 1 is in liquid gas storage tank air-tightness detection device, it is characterised in that:Institute State piston rod(15)With air-leakage test case(1)Casing between be slidably connected and piston rod(15)With air-leakage test case(1) Casing between be equipped with sealing ring.
7. a kind of liquid-level indicator type according to claim 1 is in liquid gas storage tank air-tightness detection device, it is characterised in that:Institute State indicator solution(20)For green liquid.
CN201711302648.4A 2017-12-11 2017-12-11 A kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device Pending CN108151977A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711302648.4A CN108151977A (en) 2017-12-11 2017-12-11 A kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711302648.4A CN108151977A (en) 2017-12-11 2017-12-11 A kind of liquid-level indicator type is in liquid gas storage tank air-tightness detection device

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CN108151977A true CN108151977A (en) 2018-06-12

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108820572A (en) * 2018-06-25 2018-11-16 清远市雨荀信息科技有限公司 A kind of chemical reagent storage device being moved easily
CN109632194A (en) * 2019-02-11 2019-04-16 重庆联贵灯具有限公司 A kind of motor vehicle lamp air tightness detection equipment
CN111174977A (en) * 2019-12-17 2020-05-19 河南飞龙(芜湖)汽车零部件有限公司 Automobile water pump shell leakage detection device
CN111896199A (en) * 2020-08-05 2020-11-06 天津中德应用技术大学 Tank storage equipment air pressure detection device based on industrial production
CN112254882A (en) * 2020-10-25 2021-01-22 刘巨光 Rubber hose water tightness test equipment
CN113008751A (en) * 2019-12-21 2021-06-22 芜湖瑞泰汽车零部件有限公司 Car cushion gas permeability testing arrangement
CN113447210A (en) * 2021-06-02 2021-09-28 安徽金星钛白(集团)有限公司 Dense titanium liquid preheating tank coil pipe weeping detection device
CN115814468A (en) * 2022-12-08 2023-03-21 国网重庆市电力公司电力科学研究院 Transformer oil paper insulation dewatering device and use method thereof

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108820572A (en) * 2018-06-25 2018-11-16 清远市雨荀信息科技有限公司 A kind of chemical reagent storage device being moved easily
CN109632194A (en) * 2019-02-11 2019-04-16 重庆联贵灯具有限公司 A kind of motor vehicle lamp air tightness detection equipment
CN111174977A (en) * 2019-12-17 2020-05-19 河南飞龙(芜湖)汽车零部件有限公司 Automobile water pump shell leakage detection device
CN113008751A (en) * 2019-12-21 2021-06-22 芜湖瑞泰汽车零部件有限公司 Car cushion gas permeability testing arrangement
CN113008751B (en) * 2019-12-21 2024-05-28 芜湖瑞泰汽车零部件有限公司 Automobile cushion air permeability testing device
CN111896199A (en) * 2020-08-05 2020-11-06 天津中德应用技术大学 Tank storage equipment air pressure detection device based on industrial production
CN111896199B (en) * 2020-08-05 2022-06-21 天津中德应用技术大学 Tank storage equipment air pressure detection device based on industrial production
CN112254882A (en) * 2020-10-25 2021-01-22 刘巨光 Rubber hose water tightness test equipment
CN113447210A (en) * 2021-06-02 2021-09-28 安徽金星钛白(集团)有限公司 Dense titanium liquid preheating tank coil pipe weeping detection device
CN113447210B (en) * 2021-06-02 2024-04-19 安徽金星钛白(集团)有限公司 Concentrated titanium liquid preheating tank coil pipe weeping detection device
CN115814468A (en) * 2022-12-08 2023-03-21 国网重庆市电力公司电力科学研究院 Transformer oil paper insulation dewatering device and use method thereof

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Application publication date: 20180612

RJ01 Rejection of invention patent application after publication