CN110514365A - A kind of duct pressure tester - Google Patents

A kind of duct pressure tester Download PDF

Info

Publication number
CN110514365A
CN110514365A CN201910751610.8A CN201910751610A CN110514365A CN 110514365 A CN110514365 A CN 110514365A CN 201910751610 A CN201910751610 A CN 201910751610A CN 110514365 A CN110514365 A CN 110514365A
Authority
CN
China
Prior art keywords
sealing cover
pressure tester
duct pressure
sealing
steel tooth
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.)
Pending
Application number
CN201910751610.8A
Other languages
Chinese (zh)
Inventor
洪伟
陈锋
鲁广科
何卫
王文斌
罗彪
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.)
Guangzhou Wenchong Shipyard Co Ltd
Original Assignee
Guangzhou Wenchong Shipyard Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangzhou Wenchong Shipyard Co Ltd filed Critical Guangzhou Wenchong Shipyard Co Ltd
Priority to CN201910751610.8A priority Critical patent/CN110514365A/en
Publication of CN110514365A publication Critical patent/CN110514365A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • G01M3/26Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2807Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
    • G01M3/2815Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements

Abstract

The present invention provides a kind of duct pressure tester, including for being sleeved on to the first sealing cover and the second sealing cover outside test tube both ends, second sealing cover is equipped with the injection hole for connecting with close property hydraulic test pump, instead of the mode for carrying out tightness test in nozzle welding iron plate, without welding, easy disassembly, mitigates the labor intensity of construction personnel, and does not need to carry out nozzle polishing reparation, improve construction efficiency, the quality of pipeline is improved, sealing cover is also reusable, reduces cost.

Description

A kind of duct pressure tester
Technical field
The present invention relates to marine piping interconnection technique fields, more particularly to a kind of duct pressure tester.
Background technique
In shipbuilding, each region of every ship has casing connection, the installation of butt welding connecting pipe to place, and Pipeline is after the installation is completed, it is necessary to carry out sealing protection and tightness test to the pipeline that connection is completed.In the prior art, usually in pipe The port point soldering iron plate in road is sealed, and close property inspection is then carried out to it.However, in nozzle by the way of iron plate spot welding, Pipeline can not be played and be fully sealed, cause channel interior to be easy water inlet and return rust, and construction efficiency is low;And it is tried in close property After the completion of testing, the iron plate for needing gas cutting cutting to block is repaired carrying out nozzle polishing, the scum particle in work progress be easy into Enter tube interior, cause the pollution of pipeline, damages pipeline.
Summary of the invention
Place in view of the deficiency of the prior art, the object of the present invention is to provide a kind of duct pressure tester, dismounting Convenient, construction efficiency is high.
In order to solve the above technical problems, duct pressure tester provided by the invention, including for being sleeved on to test tube both ends Outer the first sealing cover and the second sealing cover, second sealing cover are equipped with the injection hole for connecting with close property hydraulic test pump.
Preferably, first sealing cover and second sealing cover are pipe open at one end, closed at one end The internal diameter of shape structure, first sealing cover and second sealing cover is less than or equal to the outer diameter to test tube.
Preferably, first sealing cover and second sealing cover are rubber bodies.
Preferably, further include clip, be set with outside first sealing cover and second sealing cover State clip.
Preferably, first sealing cover, second sealing cover lateral surface be equipped with and the clip cooperate Groove.
It preferably, further include the first steel tooth seat, the first steel tooth cover for seat is in the injection hole, institute The first steel tooth seat is stated to be equipped with and the first through hole being connected to test tube.
Preferably, the first steel tooth seat is connected through a screw thread with the injection hole.
It preferably, further include the second steel tooth seat and tooth plug, first sealing cover is equipped with escape orifice, described Second steel tooth cover for seat is in the escape orifice, and the second steel tooth seat is equipped with and second be connected to test tube Through-hole, the tooth plug sleeve is in second through-hole.
It preferably, further include connecting tube, one end of the connecting tube is connect with the injection hole, the connecting tube The other end be equipped with the connector that connect with the close property hydraulic test pump, the connecting tube is equipped with pressure gauge and valve.
Preferably, the end of first sealing cover and second sealing cover is equipped with flange.
Beneficial effects of the present invention are as follows:
1, the present invention is by being arranged sealing cover at the both ends to test tube, and can be by the injection hole that is arranged on the second sealing cover Injected media carries out tightness test, conveniently tears open instead of the mode for carrying out tightness test in nozzle welding iron plate without welding Dress, mitigates the labor intensity of construction personnel, and does not need to carry out nozzle polishing reparation, improves construction efficiency, improves pipeline Quality, sealing cover is also reusable, reduces cost.
2, the internal diameter of sealing cover of the invention is less than or equal to the outer diameter to test tube, and sealing cover is made to block the sealing to test tube Property is good.Sealing cover uses rubber bodies, is easy to dismount, and can guarantee leakproofness.Clip can be such that sealing cover is closely set with In nozzle, leakproofness is further increased.The interface that steel tooth seat can facilitate setting to connect with close property hydraulic test pump, avoids interface from being situated between It is deformed under matter pressure, guarantees leakproofness.Medium in the convenient pipeline of releasing after the completion of test of escape orifice, keeps experimental enviroment Neatly.
Detailed description of the invention
Fig. 1 is the schematic diagram of the duct pressure tester of embodiment.
Appended drawing reference is as follows:
1- waits for test tube, the first sealing cover of 2-, the second sealing cover of 3-, 4- clip, 5- groove, 6- the first steel tooth seat, 601- First through hole, 7- the second steel tooth seat, 8- tooth plug, 9- connecting tube, 10- connector, 11- pressure gauge, 12- valve, 13- flange.
Specific embodiment
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair Limitation of the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and it should not be understood as instruction or dark Show relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the duct pressure tester of the present embodiment includes for being sleeved on to the first sealing cover outside 1 both ends of test tube 2 and second sealing cover 3, the second sealing cover 3 be equipped with the injection hole for connecting with close property hydraulic test pump.The present embodiment by Sealing cover is arranged in the both ends of test tube 1, and can carry out tightness test by the injection hole injected media being arranged on the second sealing cover 2, Instead of the mode for carrying out tightness test in nozzle welding iron plate, without welding, easy disassembly, the labour for mitigating construction personnel is strong Degree, and do not need to carry out nozzle polishing reparation, construction efficiency is improved, the quality of pipeline is improved, sealing cover is also reusable, Reduce cost.
In the present embodiment, the first sealing cover 2 and the second sealing cover 3 are tubular structure open at one end, closed at one end, The internal diameter of first sealing cover 2 and the second sealing cover 3 is less than or equal to the outer diameter to test tube 1, blocks sealing cover to the close of test tube Envelope property is good.First sealing cover 2 and the second sealing cover 3 are rubber bodies, are easy to dismount, can connect with to 1 interference of test tube, are guaranteed close Feng Xing.In addition, duct pressure tester further includes clip 4, it is set with that there are two clips outside the first sealing cover 2, the second sealing cover 3 4, sealing cover can be made closely to be sleeved on nozzle, further increase leakproofness, prevent sealing cover from falling off, especially prevented close It is sealed under impact when medium is filled with and falls off.First sealing cover 2, the second sealing cover 3 lateral surface be equipped with and cooperate with clip 4 Groove 5.First sealing cover 2 and the second sealing cover 3 of the present embodiment are to be equipped with set tankage cylindrical body.
The pressure testing device of the present embodiment further includes the first steel tooth seat 6, and the first steel tooth seat 6 is sleeved in injection hole, the One steel tooth seat 6 is equipped with the first through hole 601 being connected to test tube 1, and steel tooth seat can facilitate setting to connect with close property hydraulic test pump The interface connect, if close property hydraulic test pump is directly connect with the sealing cover of rubber bodies, sealing cover can be deformed under pressure medium, shadow Leakproofness is rung, steel tooth seat avoids interface from deforming under pressure medium, guarantees leakproofness.The first steel tooth seat 6 of the present embodiment It is connected through a screw thread with injection hole, easy disassembly.In addition, it further includes the second steel tooth seat 7 and Ya Sai 8 that pipeline, which is pressure testing device, First sealing cover 2 is equipped with escape orifice, and the second steel tooth seat 7 is sleeved in escape orifice, and the second steel tooth seat 7 be equipped with to Second through-hole of test tube connection, tooth plug 8 are sleeved in the second through-hole, and the medium in convenient pipeline of releasing after the completion of test is protected Hold the clean and tidy of experimental enviroment.The injection hole of the present embodiment and the aperture of escape orifice are less than or equal to two points of the internal diameter to test tube 1 One of.Further, duct pressure tester further includes connecting tube 9, and one end of connecting tube 9 is connect with injection hole, connecting tube 9 it is another One end is equipped with the connector 10 connecting with close property hydraulic test pump, and connecting tube 9 is equipped with pressure gauge 11 and valve 12, convenient for control pressure testing Journey.In addition, the end of the first sealing cover 2 and the second sealing cover 3 is equipped with flange 13, it is easy to disassemble.
To sum up, the present embodiment is by being arranged the first sealing cover 2 and the second sealing cover 3 at the both ends to test tube 1, and can pass through The injection hole injected media being arranged on second sealing cover 2 carries out tightness test, carries out close property examination instead of in nozzle welding iron plate The mode tested, without welding, easy disassembly mitigates the labor intensity of construction personnel, and does not need to carry out nozzle polishing reparation, Construction efficiency is improved, improves the quality of pipeline, sealing cover is also reusable, reduces cost.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement Also it should be regarded as protection scope of the present invention.

Claims (10)

1. a kind of duct pressure tester, which is characterized in that including for being sleeved on to the first sealing cover and outside test tube both ends Two sealing covers, second sealing cover are equipped with the injection hole for connecting with close property hydraulic test pump.
2. duct pressure tester according to claim 1, which is characterized in that first sealing cover and second sealing Lid is tubular structure open at one end, closed at one end, the internal diameter of first sealing cover and second sealing cover be less than or Equal to the outer diameter to test tube.
3. duct pressure tester according to claim 2, which is characterized in that first sealing cover and second sealing Lid is rubber bodies.
4. duct pressure tester according to claim 1, which is characterized in that further include clip, first sealing cover and The clip is respectively installed with outside second sealing cover.
5. duct pressure tester according to claim 4, which is characterized in that first sealing cover, second sealing The lateral surface of lid is equipped with the groove cooperated with the clip.
6. duct pressure tester according to claim 1, which is characterized in that it further include the first steel tooth seat, described first In the injection hole, the first steel tooth seat is equipped with and the first through hole being connected to test tube steel tooth cover for seat.
7. duct pressure tester according to claim 1, which is characterized in that the first steel tooth seat and the injection hole It is connected through a screw thread.
8. duct pressure tester according to claim 1, which is characterized in that further include the second steel tooth seat and tooth plug, institute The first sealing cover is stated equipped with escape orifice, the second steel tooth cover for seat is in the escape orifice, and the second steel tooth Seat is equipped with to be mounted in second through-hole with second through-hole being connected to test tube, the tooth plug sleeve.
9. duct pressure tester according to claim 1, which is characterized in that it further include connecting tube, the one of the connecting tube End is connect with the injection hole, and the other end of the connecting tube is equipped with the connector connecting with the close property hydraulic test pump, the connection Pipe is equipped with pressure gauge and valve.
10. duct pressure tester according to claim 1, which is characterized in that first sealing cover and described second close The end of capping is equipped with flange.
CN201910751610.8A 2019-08-15 2019-08-15 A kind of duct pressure tester Pending CN110514365A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910751610.8A CN110514365A (en) 2019-08-15 2019-08-15 A kind of duct pressure tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910751610.8A CN110514365A (en) 2019-08-15 2019-08-15 A kind of duct pressure tester

Publications (1)

Publication Number Publication Date
CN110514365A true CN110514365A (en) 2019-11-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910751610.8A Pending CN110514365A (en) 2019-08-15 2019-08-15 A kind of duct pressure tester

Country Status (1)

Country Link
CN (1) CN110514365A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2197490A (en) * 1986-11-17 1988-05-18 John Condron Apparatus for leak/porosity testing a pipe
CN200941078Y (en) * 2006-08-29 2007-08-29 江南造船(集团)有限责任公司 Marine duct pressure tester
CN201413278Y (en) * 2009-06-02 2010-02-24 中国石油天然气股份有限公司 Pipeline pressure testing device
DE202011108226U1 (en) * 2011-11-24 2012-01-31 Minimax Gmbh & Co. Kg Device for leak testing of pipelines
CN102374928A (en) * 2010-08-18 2012-03-14 中冶天工集团有限公司 Pressure testing method for industrial pipeline
CN203455224U (en) * 2013-08-16 2014-02-26 浙江诚泰化工机械有限公司 Hoop for pressure test of U-shaped heat exchanging pipe
CN203965113U (en) * 2014-06-27 2014-11-26 中建三局第一建设工程有限责任公司 A kind of pipeline pressure testing device
CN204115990U (en) * 2014-10-28 2015-01-21 张家港富瑞特种装备股份有限公司 A kind of vehicle intercooler package seal checker
CN104390862A (en) * 2014-10-31 2015-03-04 中国一冶集团有限公司 Nonmetal pipeline pressure test device and method
CN106764231A (en) * 2016-11-10 2017-05-31 天津卓达管道机械制造有限公司 A kind of hydraulic booster seals pipeline block head

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2197490A (en) * 1986-11-17 1988-05-18 John Condron Apparatus for leak/porosity testing a pipe
CN200941078Y (en) * 2006-08-29 2007-08-29 江南造船(集团)有限责任公司 Marine duct pressure tester
CN201413278Y (en) * 2009-06-02 2010-02-24 中国石油天然气股份有限公司 Pipeline pressure testing device
CN102374928A (en) * 2010-08-18 2012-03-14 中冶天工集团有限公司 Pressure testing method for industrial pipeline
DE202011108226U1 (en) * 2011-11-24 2012-01-31 Minimax Gmbh & Co. Kg Device for leak testing of pipelines
CN203455224U (en) * 2013-08-16 2014-02-26 浙江诚泰化工机械有限公司 Hoop for pressure test of U-shaped heat exchanging pipe
CN203965113U (en) * 2014-06-27 2014-11-26 中建三局第一建设工程有限责任公司 A kind of pipeline pressure testing device
CN204115990U (en) * 2014-10-28 2015-01-21 张家港富瑞特种装备股份有限公司 A kind of vehicle intercooler package seal checker
CN104390862A (en) * 2014-10-31 2015-03-04 中国一冶集团有限公司 Nonmetal pipeline pressure test device and method
CN106764231A (en) * 2016-11-10 2017-05-31 天津卓达管道机械制造有限公司 A kind of hydraulic booster seals pipeline block head

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Application publication date: 20191129

RJ01 Rejection of invention patent application after publication