CN102564703B - Quality detection device for shipbuilding steel plate butt-jointed seams - Google Patents
Quality detection device for shipbuilding steel plate butt-jointed seams Download PDFInfo
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- CN102564703B CN102564703B CN201210003060.XA CN201210003060A CN102564703B CN 102564703 B CN102564703 B CN 102564703B CN 201210003060 A CN201210003060 A CN 201210003060A CN 102564703 B CN102564703 B CN 102564703B
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Abstract
The invention provides a quality detection device for shipbuilding steel plate butt-jointed seams, which comprises a detection tank, a detection tank hold-down mechanism, an alcohol jar, an alcohol detector, and an alarm. A seal rubber ring is arranged at the top of the detection tank connected with the alcohol jar through an air pipe. The detection tank hold-down mechanism comprises a support base board, a jack and clamping boards arranged at two ends of the support base board. The detection tank is arranged at the bottom of the shipbuilding steel plate butt-jointed seams, the support base board is arranged below the detection tank, the clamping boards at the two ends of the support base board are clamped on the shipbuilding steel plates, the jack is arranged between the support base board and the detection tank, the seal rubber ring is pressed on the bottom face of the shipbuilding steel plates which are located on two sides of one butt-jointed seam, the alcohol detector directly faces the top of the welding seam and is connected with the alarm through a signal line. By mean of the quality detection device for the shipbuilding steel plate butt-jointed seams, welding seam detection can be achieved before assembling and after butt welding of the shipbuilding steel plates, the detection is more simple and energy-saving, and the increased rework cost caused by welding seam defects after assembling can be effectively reduced.
Description
Technical field
The present invention relates to a kind of weldquality pick-up unit, relate in particular to a kind of quality detection device of butt joint weld on ship steel plate.
Background technology
At present, the inspection of watertightness cabin leaks is by watertightness cabin is carried out to water-filling or inflation mostly.Water detects, and mainly observes whether seepage of watertightness cabin weld seam position outside surface, but has water intaking and drainage problem; Inflation detects, need be at watertightness cabin weld seam position outside surface brushing gas-development agent, whether observation watertightness cabin weld seam position outside surface there is foaming, and above-mentioned two kinds detection mode spended time is long, expense is high, and can only detect for the watertightness cabin of sealing.
Because above-mentioned detection mode detects the watertightness cabin of sealing, substantially approached finished product, once weld seam location detection quality has problem (producing seepage), this weld defect is made up to comparatively difficulty, before cannot assembling rear to ship plate docking welding, again, detect, also just have the quality problems that cannot stop from source butt joint weld on ship steel plate.
Summary of the invention
For weak point of the prior art, the present invention has supplied that one can realize after ship plate docking welding, weld seam detection before assembling again, and detects quality detection device simpler, labour-saving butt joint weld on ship steel plate.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme: the quality detection device of butt joint weld on ship steel plate, comprises detection case, detection case hold-down mechanism, alcohol container, alcohol detector and alarm;
The open top of described detection case, is provided with packer ring at the top of detection case, and described detection case is provided with air intake opening and gas outlet, and described air intake opening is connected with alcohol container by tracheae, and described gas outlet is connected with alcohol container by vacuum pump;
Described detection case hold-down mechanism comprises the clamp on ship plate to be detected that may be stuck in that the two ends of support baseboard, lifting jack and support baseboard arrange respectively;
Described detection case is arranged on the bottom of butt joint weld on ship steel plate, support baseboard is positioned at the below of detection case, the clamp of support baseboard both sides is stuck on ship plate, lifting jack is between support baseboard and detection case, the bottom of lifting jack is pressed on support baseboard, the top of lifting jack is pressed on detection case, and the packer ring at detection case top is pressed on the bottom surface of ship plate of butt-weld both sides;
Described alcohol detector is the top to butt joint weld on ship steel plate just, and connects alarm by signal wire.
As a preferred embodiment of the present invention, also comprise slide rail, described alcohol detector is arranged on slide rail and with slide rail and is slidably matched.
As another kind of preferred version of the present invention, the top of described clamp bends inwards.
The invention has the beneficial effects as follows: the present invention adopts detection case to be pressed in the bottom of weld seam, in detection case, inject alcohol gas, adopt alcohol detector to detect at the top of weld seam, if weldquality has problem, alcohol gas by the pore in weld seam to outward leakage, alcohol detector detects this leak point, and alarm sends warning; If alarm does not send warning, illustrate that weldquality is qualified.This pick-up unit can realize after ship plate docking welding, weld seam detection before assembling again, and detect simpler, laborsaving, can effectively reduce assembling after weld defect cause the increased cost of doing over again.
Brief description of the drawings
Fig. 1 is the structural representation of the quality detection device of butt joint weld on ship steel plate;
Fig. 2 is the structural representation of detection case;
Fig. 3 is the structural representation of support baseboard and clamp assembling;
Fig. 4 is the structural representation of slide rail.
In accompanying drawing: 1-detection case; 2-detection case hold-down mechanism; 3-alcohol container; 4-alcohol detector; 5-alarm; 6-packer ring; 7-air intake opening; 8-gas outlet; 9-vacuum pump; 10-support baseboard; 11-lifting jack; 12-clamp; 13-ship plate; 14-tensimeter; 15-slide rail; 16-support plate; 17-chute.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
As shown in Figure 1, the quality detection device of butt joint weld on ship steel plate, comprises the alcohol gas of storage certain pressure in detection case 1, detection case hold-down mechanism 2, alcohol container 3(alcohol container), alcohol detector 4 and alarm 5.The structure of detection case 1 as shown in Figure 2, the open top of detection case 1, is provided with packer ring 6 at the top of detection case 1, and detection case 1 is provided with air intake opening 7 and gas outlet 8, air intake opening 7 is connected with alcohol container 3 by tracheae, and gas outlet 8 is connected with alcohol container 3 by vacuum pump 9.Detection case hold-down mechanism 2 comprises the clamp 12 on ship plate to be detected 13 that may be stuck in that the two ends of support baseboard 10, lifting jack 11 and support baseboard 10 arrange respectively, and the structure that support baseboard 10 and clamp 12 are assembled as shown in Figure 3.Detection case 1 is arranged on the bottom of butt joint weld on ship steel plate, support baseboard 10 is positioned at the below of detection case 1, the clamp 12 of support baseboard 10 both sides is stuck on ship plate 13, lifting jack 11 is between support baseboard 10 and detection case 1, the bottom of lifting jack 11 is pressed on support baseboard 10, the top of lifting jack 11 is pressed on detection case 1, and the packer ring 6 at detection case 1 top is pressed on the bottom surface of ship plate 13 of butt-weld both sides.
Alcohol detector 4 is just to the top at butt joint weld on ship steel plate, and connects alarm 5 by signal wire.Detected that at alcohol detector 4 alcohol exists, just, by the signal input alarm 5 detecting, alarm 5 is reported to the police.
This quality detection device also comprises slide rail 15, and alcohol detector 4 is arranged on slide rail 15 and with slide rail 15 and is slidably matched.The structure of slide rail 15 as shown in Figure 4, is provided with two chutes 17 on the longitudinal direction of slide rail 15, and the bottom of alcohol detector 4 is provided with pulley, and pulley is placed on also can be in the interior slip of chute 17 in chute 17.
In the present embodiment, the top of clamp 12 bends inwards, and is hooking the both sides of ship plate 13 by the part bending inwards, thereby clamp 12 is stuck on ship plate 13.Be fixed with support plate 16 in the both sides of detection case 1, the top of lifting jack 11 withstands on support plate 16, the base of lifting jack 11 is placed on support baseboard 10, power is passed to support plate 16 by jacking sleeve by lifting jack 11, and then pass to the packer ring 6 on detection case 1, make the packer ring 6 at detection case 1 top and the sealing bottom surface of ship plate 13.
The step that uses the quality detection device of this butt joint weld on ship steel plate to detect is as follows:
1), the ship plate 13 after docking is kept flat, detection case 1 and detection case hold-down mechanism 2 are placed on to the bottom of butt-weld, support baseboard 10 is positioned at the below of detection case 1, and the clamp 12 at the two ends of support baseboard 10 is stuck on ship plate 13, makes support baseboard 10 be hung in the below of ship plate 13.Lifting jack 11 is arranged between support baseboard 10 and detection case 1, the bottom of lifting jack 11 is pressed on support baseboard 10, the top of lifting jack 11 is pressed on detection case 1, the packer ring 6 at detection case 1 top is pressed on the bottom surface of ship plate 13 of butt-weld both sides, by regulating the adjustable height of lifting jack 11, and then regulate the snap-in force of the bottom surface of packer ring 6 and ship plate 13.
2), open the valve of giving vent to anger on alcohol container 3, by tracheae to the interior injection alcohol gas of detection case 1, show the pressure in detection case 1 by the tensimeter 14 arranging on detection case 1 again, the pressure in detection case 1 keeps this pressure at least 30 minutes higher than the pressure outside detection case 1 and while reaching setting value.Setting value is mainly the pressure that watertightness cabin bears; In the time that reality detects, the large 0.1～1MPa of pressure that this setting value is often born than watertightness cabin.
3), alcohol detector 4 is moved along the top of butt-weld, if in moving process, alcohol detector 4 detects alcohol smell, and alarm 5 sends warning, illustrates that this place's welding quality is defective; If in moving process, alcohol detector 4 does not detect alcohol smell, and alarm 5 does not send warning, and the up-to-standard of this butt-weld is described.Alcohol detector 4 is in moving process, once alarm 5 sends warning, just makes mark in this butt-weld leakage, carries out repair welding so that follow-up.After detection, open air intake valve and vacuum pump 9 on alcohol container 3, vacuum pump 9 is by the alcohol gas suction alcohol container 3 in detection case 1, so that this alcohol gas is reused.
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (3)
1. the quality detection device of butt joint weld on ship steel plate, is characterized in that: comprise detection case (1), detection case hold-down mechanism (2), alcohol container (3), alcohol detector (4) and alarm (5);
The open top of described detection case (1), be provided with packer ring (6) at the top of detection case (1), described detection case (1) is provided with air intake opening (7) and gas outlet (8), described air intake opening (7) is connected with alcohol container (3) by tracheae, and described gas outlet (8) are connected with alcohol container (3) by vacuum pump (9);
Described detection case hold-down mechanism (2) comprises the clamp (12) on ship plate to be detected (13) that may be stuck in that the two ends of support baseboard (10), lifting jack (11) and support baseboard (10) arrange respectively;
Described detection case (1) is arranged on the bottom of butt joint weld on ship steel plate, support baseboard (10) is positioned at the below of detection case (1), the clamp (12) of support baseboard (10) both sides is stuck on ship plate (13), lifting jack (11) is positioned between support baseboard (10) and detection case (1), the bottom of lifting jack (11) is pressed on support baseboard (10), be fixed with support plate (16) in the both sides of detection case (1), the top of lifting jack (11) withstands on support plate (16), the packer ring (6) at detection case (1) top is pressed on the bottom surface of ship plate (13) of butt-weld both sides,
The just top to butt joint weld on ship steel plate of described alcohol detector (4), and connect alarm (5) by signal wire.
2. the quality detection device of butt joint weld on ship steel plate according to claim 1, is characterized in that: also comprise slide rail (15), described alcohol detector (4) is arranged on slide rail (15) above and is slidably matched with slide rail (15).
3. the quality detection device of butt joint weld on ship steel plate according to claim 1, is characterized in that: the top of described clamp (12) bends inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210003060.XA CN102564703B (en) | 2012-01-06 | 2012-01-06 | Quality detection device for shipbuilding steel plate butt-jointed seams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210003060.XA CN102564703B (en) | 2012-01-06 | 2012-01-06 | Quality detection device for shipbuilding steel plate butt-jointed seams |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102564703A CN102564703A (en) | 2012-07-11 |
| CN102564703B true CN102564703B (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210003060.XA Expired - Fee Related CN102564703B (en) | 2012-01-06 | 2012-01-06 | Quality detection device for shipbuilding steel plate butt-jointed seams |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677566A (en) * | 2013-11-28 | 2015-06-03 | 天津华赛尔传热设备有限公司 | Fixed vacuuming platform for plate pair leakage detection for plate type heat exchanger |
| CN109238572A (en) * | 2018-11-12 | 2019-01-18 | 北京星航机电装备有限公司 | Coldplate weld joint air-tight detection device |
| CN109855803B (en) * | 2019-01-30 | 2021-07-06 | 广船国际有限公司 | Ship tightness test device and method |
| CN111413035B (en) * | 2020-04-17 | 2022-03-15 | 中船黄埔文冲船舶有限公司 | Watertight test device for welding seam of cabin penetrating piece of outer bottom plate of ship body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6073481A (en) * | 1999-01-19 | 2000-06-13 | Barefoot; Byron G. | Attachment for sampling purge gas pressure at weld site |
| CN2884173Y (en) * | 2006-02-14 | 2007-03-28 | 沪东中华造船(集团)有限公司 | Vacuum sealing means |
| CN102023073A (en) * | 2010-10-21 | 2011-04-20 | 徐州建筑职业技术学院 | Method for detecting wall leakage |
| CN201819779U (en) * | 2010-10-08 | 2011-05-04 | 天津市百顺丰金属制品厂 | Multifunctional steel pail checking machine capable of checking multipoint air tightness simultaneously |
| CN102109403A (en) * | 2009-12-28 | 2011-06-29 | 罗勇 | Leakage detector of welding seam of container |
-
2012
- 2012-01-06 CN CN201210003060.XA patent/CN102564703B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6073481A (en) * | 1999-01-19 | 2000-06-13 | Barefoot; Byron G. | Attachment for sampling purge gas pressure at weld site |
| CN2884173Y (en) * | 2006-02-14 | 2007-03-28 | 沪东中华造船(集团)有限公司 | Vacuum sealing means |
| CN102109403A (en) * | 2009-12-28 | 2011-06-29 | 罗勇 | Leakage detector of welding seam of container |
| CN201819779U (en) * | 2010-10-08 | 2011-05-04 | 天津市百顺丰金属制品厂 | Multifunctional steel pail checking machine capable of checking multipoint air tightness simultaneously |
| CN102023073A (en) * | 2010-10-21 | 2011-04-20 | 徐州建筑职业技术学院 | Method for detecting wall leakage |
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| CN102564703A (en) | 2012-07-11 |
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