CN203216685U - Fillet weld tightness test apparatus - Google Patents

Fillet weld tightness test apparatus Download PDF

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Publication number
CN203216685U
CN203216685U CN 201320161571 CN201320161571U CN203216685U CN 203216685 U CN203216685 U CN 203216685U CN 201320161571 CN201320161571 CN 201320161571 CN 201320161571 U CN201320161571 U CN 201320161571U CN 203216685 U CN203216685 U CN 203216685U
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China
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over
air
tapping
airduct
main body
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Expired - Fee Related
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CN 201320161571
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Chinese (zh)
Inventor
庄满堂
林先礼
曾祥宝
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Jiangmen Nanyang Ship Engineering Co Ltd
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Jiangmen Nanyang Ship Engineering Co Ltd
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Priority to CN 201320161571 priority Critical patent/CN203216685U/en
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Abstract

The utility model discloses a fillet weld tightness test apparatus. The apparatus comprises an air inflow portion and an air exhaust portion which are installed on two side surfaces of a weld for testing respectively, and the air inflow portion comprises an air compressor, a crossover coupling I, an air duct provided with a ball valve, a crossover coupling II, an air gauge I and an air inflation plate having a tapping bore; and the air exhaust portion comprises an air gauge II, a crossover coupling III, and an air exhaustion plate having a tapping bore. The apparatus allows the air gauges to be installed in the welds at two sides of a fillet weld and the roots of the welds to be filled with compressed air, so when the air pressures of the two-side welds do not obviously decrease, soapy water is smeared on the surfaces of the welds to inspect the seeping condition of the fillet weld. The fillet weld tightness test apparatus can be used for simply and effectively examining the welds. Additionally, the apparatus has a good sealing performance, and can effectively reduce the influences of the leakage of the apparatus to the detection result.

Description

A kind of tightness test for filler weld device
Technical field
The utility model relates to a kind of tightness test device, particularly relates to a kind of for the device that the fillet weld in watertight cabin is carried out tightness test in the body section production phase.
Background technology
As everyone knows, in the shipbuilding process, for preventing between the various cabins seepage mutually, in Ship Structure, be provided with the watertight compartment wallboard, check whether seepage of these bulkhead plate, then undertaken by close property testing.Theoretically, the tightness test leak hunting method has: methods such as hydraulic pressure, oil pressure, vacuum tank leak test, dye penetrant inspection, UT (Ultrasonic Testing), but product many for the large ship weld seam, that volume is big, the cabin is many, many methods exist limitation in the use.Shipbuilding industry adopts segmentation fillet weld inflation tightness test method more at present: by square groove hull watertight member (as bulkhead, floor etc.) fillet weld root is inflated, the outside is checked with suds, if there is defective in tightness of welding lines, the suds of smearing so in welded joints will produce bubble, thereby learn the seepage situation of fillet weld.So just can advance to the sectional making stage to the inspection of close property, reduce or cancel the close property inspection work in later stage to greatest extent; Can also reduce down-stream in addition to the destruction of coating, accomplish disposable application completion.
But common segmentation tightness test for filler weld has big difficulty, lacks the device that has very high air-tightness and can be used for tightness test at present, therefore need do further to improve to existing test frock.
The utility model content
For solving above-mentioned technical matters, the purpose of this utility model is to provide a kind of detection demand that can satisfy the weld seam of various angles, and tightness test for filler weld device simple in structure, that sealing is good.
The technical scheme that the utility model adopts is:
A kind of tightness test for filler weld device, the induction part and the discharge portion that comprise the two sides that are installed in weld seam to be tested respectively, described induction part comprises the gas panel of air compressor, X-over I, the airduct that ball valve is housed, X-over II, rain glass I, band tapping endoporus, described air compressor is connected with the airduct that ball valve is housed by the X-over I, the described airduct that ball valve is housed is fixed on by the X-over II on the tapping endoporus of gas panel, and the rain glass I is installed on the X-over II; Described discharge portion comprises the exhaustion plate of rain glass II, X-over III, band tapping endoporus, and the rain glass II is fixed on the tapping endoporus of exhaustion plate by the X-over III; Described gas panel and exhaustion plate are welded on the two sides of weld seam to be tested in use respectively; The inner hollow of described X-over I, X-over II, X-over III.During use, utilize gap between two-sided continuous angle and the watertight member as air flue, open air compressor and ball valve, in air flue, charge into pressurized air, make the inside and outside pressure differential that produces of weld seam; When rain glass I and rain glass II all show that charge pressure reaches 0.015-0.02Mpa, close ball valve and stop inflation, static pressure 15 minutes, check two rain glass pointers whether decline is arranged, as the situation of obvious decline was arranged, seek the reason that pressure descends in 15 minutes, do not have obviously decline as pressure, then smear suds at the weld seam that is verified, check whether face of weld turns over the bubble phenomenon, on weld seam liquid soap do not have the bubble of generation then be considered as qualified; In process of the test, as finding seepage, use chalk and make sign, treat to reprocess after the pressure emptying and patch area is carried out staining test.Need the tapping internal bore welding on gas panel and the exhaustion plate is dead after tightness test is qualified.
Further, the threaded connector that described X-over I comprises hollow hexagonal steel main body and is welded on hollow hexagonal steel main body one end, the inwall of hollow hexagonal steel main body is provided with screw thread; Air compressor is connected with the gas piping of an outside surface tapping, and this gas piping injects the hollow hexagonal steel body interior of X-over I, and both connect by threaded engagement; The described airduct inwall tapping that ball valve is housed, the threaded connector of X-over I injects airduct inside, and both connect by threaded engagement.
Further, described X-over II comprises hollow hexagonal steel main body and the threaded connector that is welded on its two ends respectively; The described airduct inwall tapping that ball valve is housed, a threaded connector of described X-over II are injected airduct inside and are connected with its screw thread, and another threaded connector injects the tapping endoporus of gas panel and is connected with its screw thread.
Further, the threaded connector that described X-over III comprises hollow hexagonal steel main body and is welded on hollow hexagonal steel main body one end, the inwall of its hollow hexagonal steel main body is provided with screw thread; Described rain glass II is provided with the connecting pipe of an outside surface tapping, and this connecting pipe injects the inside of X-over III, and both connect by threaded engagement; The threaded connector of X-over III injects the tapping endoporus of exhaustion plate, and both threaded engagement connect.
The beneficial effects of the utility model are: the utility model is equipped with rain glass by two side welds in fillet weld, and the butt welded seam root charges into pressurized air, when the air pressure of two side welds does not obviously descend, smear suds at face of weld, to check fillet weld seepage situation.Check the close property of weld seam simple and effective by the tightness test for filler weld device of the utility model design, cost is low, easy to operate, and labour intensity is low, and the activity duration is short, the efficiency height.In addition, the sealing of this device is good, can effectively reduce because device leaks gas to the influence of testing result.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and example.
Fig. 1 is the structural representation of induction part of the present utility model;
Fig. 2 is the structural representation of discharge portion of the present utility model.
Embodiment
With reference to Fig. 1-Fig. 2, a kind of tightness test for filler weld device of the present utility model, the induction part and the discharge portion that comprise the two sides that are installed in weld seam to be tested respectively, described induction part comprises air compressor 1, X-over I 2, the airduct 4 of ball valve 3 is housed, X-over II 5, rain glass I 6, the gas panel 7 of band tapping endoporus, described air compressor 1 is connected with the airduct 4 that ball valve 3 is housed by X-over I 2, the described airduct 4 that ball valve 3 is housed is fixed on by X-over II 5 on the tapping endoporus of gas panel 7, and rain glass I 6 is installed on the X-over II 5; Described discharge portion comprises the exhaustion plate 10 of rain glass II 8, X-over III 9, band tapping endoporus, and rain glass II 8 is fixed on the tapping endoporus of exhaustion plate 10 by X-over III 9; Described gas panel 7 and exhaustion plate 10 are welded on the two sides of weld seam to be tested in use respectively; The inner hollow of described X-over I 2, X-over II 5, X-over III 9.
The utility model is applicable to two-sided continuous fillet weld, carry out air-tight test by utilizing between two-sided continuous fillet weld and the watertight member formed close gap as air flue, if have impurity or regional area member fit-up gap too small in the air flue, air flue stopped up in the middle of postwelding was easy to cause weld seam, and perhaps the impurity in the air flue forms the effect of a kind of non-return valve or reduction valve in air flue.For this reason, when doing the fillet weld tightness test, the test unit of the utility model design is all installed rain glass on induction part and discharge portion.
During use, utilize gap between two-sided continuous angle and the watertight member as air flue, open air compressor 1 and ball valve 3, in air flue, charge into pressurized air, make the inside and outside pressure differential that produces of weld seam; When rain glass I 6 and rain glass II 8 all show that charge pressure reaches 0.015-0.02Mpa, close ball valve 3 and stop inflation, static pressure 15 minutes, check two rain glass pointers whether decline is arranged, as the situation of obvious decline was arranged, seek the reason that pressure descends in 15 minutes, do not have obviously decline as pressure, then smear suds at the weld seam that is verified, check whether face of weld turns over the bubble phenomenon, on weld seam liquid soap do not have the bubble of generation then be considered as qualified; In process of the test, as finding seepage, use chalk and make sign, treat to reprocess after the pressure emptying and patch area is carried out staining test.Need the tapping internal bore welding on gas panel 7 and the exhaustion plate 10 is dead after tightness test is qualified.
The threaded connector that described X-over I 2 comprises hollow hexagonal steel main body and is welded on hollow hexagonal steel main body one end, the inwall of hollow hexagonal steel main body is provided with screw thread; Air compressor 1 is connected with the gas piping 11 of an outside surface tapping, and this gas piping 11 injects the hollow hexagonal steel body interior of X-over I 2, and both connect by threaded engagement; The described airduct 4 inwall tapping that ball valve 3 is housed, the threaded connector of X-over I 2 injects airduct 4 inside, and both connect by threaded engagement.
Described X-over II 5 comprises hollow hexagonal steel main body and the threaded connector that is welded on its two ends respectively; The described airduct 4 inwall tapping that ball valve 3 is housed, a threaded connector of described X-over II 5 are injected airduct 4 inside and are connected with its screw thread, and another threaded connector injects the tapping endoporus of gas panel 7 and is connected with its screw thread.
The threaded connector that described X-over III 9 comprises hollow hexagonal steel main body and is welded on hollow hexagonal steel main body one end, the inwall of its hollow hexagonal steel main body is provided with screw thread; Described rain glass II 8 is provided with the connecting pipe of an outside surface tapping, and this connecting pipe injects the inside of X-over III 9, and both connect by threaded engagement; The threaded connector of X-over III 9 injects the tapping endoporus of exhaustion plate 10, and both connect by threaded engagement.
More than be that preferred embodiments of the present utility model is specified, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modifications or replacement under the prerequisite of the utility model spirit, the modification that these are equal to or replacement all are included in the application's claim institute restricted portion.

Claims (4)

1. tightness test for filler weld device, the induction part and the discharge portion that comprise the two sides that are installed in weld seam to be tested respectively, it is characterized in that: described induction part comprises air compressor (1), X-over I (2), the airduct (4) of ball valve (3) is housed, X-over II (5), rain glass I (6), the gas panel (7) of band tapping endoporus, described air compressor (1) is connected with the airduct that ball valve (3) are housed (4) by X-over I (2), the described airduct (4) that ball valve (3) are housed is fixed on by X-over II (5) on the tapping endoporus of gas panel (7), and rain glass I (6) is installed on the X-over II (5); Described discharge portion comprises the exhaustion plate (10) of rain glass II (8), X-over III (9), band tapping endoporus, and rain glass II (8) is fixed on the tapping endoporus of exhaustion plate (10) by X-over III (9); Described gas panel (7) and exhaustion plate (10) are welded on the two sides of weld seam to be tested in use respectively; The inner hollow of described X-over I (2), X-over II (5), X-over III (9).
2. a kind of tightness test for filler weld device according to claim 1, it is characterized in that: the threaded connector that described X-over I (2) comprises hollow hexagonal steel main body and is welded on hollow hexagonal steel main body one end, the inwall of hollow hexagonal steel main body is provided with screw thread; Air compressor (1) is connected with the gas piping (11) of an outside surface tapping, and this gas piping (11) injects the hollow hexagonal steel body interior of X-over I (2), and both connect by threaded engagement; Described airduct (4) the inwall tapping that ball valve (3) are housed, the threaded connector of X-over I (2) injects airduct (4) inside, and both connect by threaded engagement.
3. a kind of tightness test for filler weld device according to claim 1, it is characterized in that: described X-over II (5) comprises hollow hexagonal steel main body and the threaded connector that is welded on its two ends respectively; Described airduct (4) the inwall tapping that ball valve (3) are housed, described X-over II (5) is connected with gas panel (7) screw thread with airduct (4) respectively by the threaded connector at its two ends.
4. a kind of tightness test for filler weld device according to claim 1, it is characterized in that: the threaded connector that described X-over III (9) comprises hollow hexagonal steel main body and is welded on hollow hexagonal steel main body one end, the inwall of its hollow hexagonal steel main body is provided with screw thread; Described rain glass II (8) is provided with the connecting pipe of an outside surface tapping, and this connecting pipe injects the inside of X-over III (9), and both connect by threaded engagement; The threaded connector of X-over III (9) injects the tapping endoporus of exhaustion plate (10), and both connect by threaded engagement.
CN 201320161571 2013-04-02 2013-04-02 Fillet weld tightness test apparatus Expired - Fee Related CN203216685U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320161571 CN203216685U (en) 2013-04-02 2013-04-02 Fillet weld tightness test apparatus

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Application Number Priority Date Filing Date Title
CN 201320161571 CN203216685U (en) 2013-04-02 2013-04-02 Fillet weld tightness test apparatus

Publications (1)

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CN203216685U true CN203216685U (en) 2013-09-25

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103645018A (en) * 2013-12-05 2014-03-19 江苏新时代造船有限公司 Fillet weld inflation test method
CN104296941A (en) * 2014-10-21 2015-01-21 浙江海洋学院 Fillet weld tightness test method of hull structure
CN111673253A (en) * 2020-06-12 2020-09-18 昆山荣仕杰智能装备科技有限公司 Nut projection welding process suitable for high-yield-strength plate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103645018A (en) * 2013-12-05 2014-03-19 江苏新时代造船有限公司 Fillet weld inflation test method
CN104296941A (en) * 2014-10-21 2015-01-21 浙江海洋学院 Fillet weld tightness test method of hull structure
CN111673253A (en) * 2020-06-12 2020-09-18 昆山荣仕杰智能装备科技有限公司 Nut projection welding process suitable for high-yield-strength plate

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130925

Termination date: 20160402