CN103528768B - Barrel body online inflation detection and gas recovery method - Google Patents

Barrel body online inflation detection and gas recovery method Download PDF

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Publication number
CN103528768B
CN103528768B CN201310491314.1A CN201310491314A CN103528768B CN 103528768 B CN103528768 B CN 103528768B CN 201310491314 A CN201310491314 A CN 201310491314A CN 103528768 B CN103528768 B CN 103528768B
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bucket
helium
vacuum
cover
tight
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CN103528768A (en
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茆林凤
鞠明华
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WUXI SIFANG YOUXIN CO Ltd
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WUXI SIFANG YOUXIN CO Ltd
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Abstract

The invention relates to a barrel body online inflation detection and gas recovery method. A connecting shaft is fixedly arranged on a piston rod of a barrel support cylinder; a connecting flange is sleeved on the connecting shaft in a sealing manner; a vacuum enclosure lifting cylinder is fixedly arranged on a machine frame above a barrel support cylinder base; a vacuum enclosure connecting base is fixedly arranged on the end part of the piston rod of the vacuum enclosure lifting cylinder; a vacuum enclosure is fixedly arranged on the vacuum enclosure connecting base; a barrel internal vacuum pumping pipeline, an enclosure internal and barrel external helium charging pipeline, and an enclosure internal and barrel external vacuum pumping pipeline are arranged on the vacuum enclosure; the barrel internal vacuum pumping pipeline is connected with a helium detector; the enclosure internal and barrel external helium charging pipeline is connected with the gas outlet port of a helium storage tank; the enclosure internal and barrel external vacuum pumping pipeline is connected with the gas return port of the helium storage tank; the gas outlet port of a helium bottle is connected with the gas inlet port of the helium storage tank. The barrel body online inflation detection and gas recovery system not only can carry out helium detection on the tightness of the barrel body, but also can recover helium after detection, so that the production cost is reduced.

Description

Staving inflates detection and Gas recovering method online
Technical field
The present invention relates to a kind of detect the method whether staving seals, especially a kind of staving inflates detection and Gas recovering method online.
Background technology
At present, in tubbing industry, generally use helium when whether staving is sealed and detected, but the helium after having detected can not reclaim, and causes waste.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of staving that helium can reclaim, reduce production cost inflates detection and Gas recovering method online.
nullThe technical scheme provided according to the present invention,Described staving inflates detection and Gas recovering method online,Frame is fixed with top bucket cylinder block,Top bucket cylinder block is fixed with top bucket cylinder,The piston rod of top bucket cylinder is fixed with connecting shaft,It is connected to adpting flange at connecting shaft upper sleeve gasket,It is fixed with vacuum (-tight) housing lift cylinder in frame above the bucket cylinder block of top,It is fixed with vacuum (-tight) housing in the piston rod end of vacuum (-tight) housing lift cylinder and connects seat,Connect at vacuum (-tight) housing and be fixed with vacuum (-tight) housing on seat,Vacuum (-tight) housing coordinates with adpting flange,Vacuum (-tight) housing is provided with vacuum-pumping pipeline in bucket、Helium pipeline vacuum-pumping pipeline outer with bucket in cover is filled outside bucket in cover,Connect in vacuum-pumping pipeline in bucket and have the first vacuum pump,Connect in the outer vacuum-pumping pipeline of bucket in cover and have the second vacuum pump,Connect in vacuum-pumping pipeline in bucket and have helium detector,Fill helium pipeline in cover outside bucket and access the interface of giving vent to anger of helium air accumulator,In cover, the outer vacuum-pumping pipeline of bucket accesses the return-air interface of helium air accumulator,The interface of giving vent to anger of helium tank connects the intake interface of helium air accumulator by pipeline.
Top ends in connecting shaft is fixed with top bucket dish.
Offering pilot hole in frame, in pilot hole, sliding plug has guide post, is fixed with described vacuum (-tight) housing in the bottom of guide post.
Whether ladle body can be sealed by the present invention carries out helium detection, moreover it is possible to reclaims the helium after having detected, reduces production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.
nullThis staving inflates detection and Gas recovering method online,Frame 1 is fixed with top bucket cylinder block 2,Top bucket cylinder block 2 is fixed with top bucket cylinder 3,The piston rod of top bucket cylinder 3 is fixed with connecting shaft 5,It is connected to adpting flange 4 at connecting shaft 5 upper sleeve gasket,It is fixed with vacuum (-tight) housing lift cylinder 11 in frame 1 above the bucket cylinder block 2 of top,It is fixed with vacuum (-tight) housing in the piston rod end of vacuum (-tight) housing lift cylinder 11 and connects seat 10,Connect at vacuum (-tight) housing and be fixed with vacuum (-tight) housing 9 on seat 10,Vacuum (-tight) housing 9 coordinates with adpting flange 4,Vacuum (-tight) housing 9 is provided with vacuum-pumping pipeline 12 in bucket、Helium pipeline 13 vacuum-pumping pipeline 14 outer with bucket in cover is filled outside bucket in cover,Connect in vacuum-pumping pipeline 12 in bucket and have the first vacuum pump,Connect in the outer vacuum-pumping pipeline 14 of bucket in cover and have the second vacuum pump 20,Connect in vacuum-pumping pipeline 12 in bucket and have helium detector 15,Fill helium pipeline 13 outside bucket in cover and access the interface of giving vent to anger of helium air accumulator 16,In cover, the outer vacuum-pumping pipeline 14 of bucket accesses the return-air interface of helium air accumulator 16,The interface of giving vent to anger of helium tank 17 connects the intake interface of helium air accumulator 16 by pipeline.
Top ends in connecting shaft 5 is fixed with top bucket dish 7.
Offering pilot hole in frame 1, in pilot hole, sliding plug has guide post, is fixed with described vacuum (-tight) housing 9 in the bottom of guide post.
The work process of the present invention is as follows:
A, steel drum put in place;
B, vacuum (-tight) housing 9 are descending under the drive of vacuum (-tight) housing lift cylinder 11;
C, the piston rod of top bucket cylinder 3 stretch out, and crimping of steel drum position is pressed onto sealing ring;
D, by vacuum-pumping pipeline in bucket 12 to evacuation in steel drum bucket, simultaneously by the outer vacuum-pumping pipeline 14 of bucket in cover to evacuation in vacuum (-tight) housing 9 and outside steel drum perimeter;
In steel drum bucket during evacuation, the first vacuum pump and the first Pneumatic reversal valve 21 need to be opened, vacuum in steel drum bucket is evacuated to 50Pa, after setting value, close the first Pneumatic reversal valve 21;
In vacuum (-tight) housing 9 outside steel drum perimeter during evacuation, need to open the second vacuum pump 20 and the 3rd Pneumatic reversal valve the 23, the tenth Pneumatic reversal valve 30, the second vacuum pump 20 uses rotary-vane vaccum pump, and outer for bucket in cover vacuum is evacuated to 1500Pa;The 3rd Pneumatic reversal valve the 23, the tenth Pneumatic reversal valve 30 is closed after setting value;
E, in cover, fill helium, simultaneously to carrying out pressurize in bucket outside bucket by filling helium pipeline 13 outside bucket in cover;
When in vacuum and cover in bucket, the outer vacuum of bucket arrives setting required value, 6th Pneumatic reversal valve 26 is opened, in cover, bucket is outer determines from helium to 50000Pa(is to be tested), after in cover, bucket external pressure arrives setting value, close the 6th Pneumatic reversal valve 26, helium is filled outside bucket simultaneously, to the vacuum pressurize in bucket in cover;
F, helium are tested leakage;Open helium detector 15 and the first vacuum pump, test leakage carrying out helium in bucket;
G, extract the outer helium of bucket in cover to helium air accumulator 16;Helium is tested after leakage completing, and opens the second vacuum pump the 20, the 3rd Pneumatic reversal valve the 23, the 4th Pneumatic reversal valve, by interior for the cover outer helium suction helium air accumulator 16 of bucket;
Lead to air in h, bucket and in cover outside bucket, make pressure balance;After being taken out to the greatest extent by outer for bucket in cover helium, the second Pneumatic reversal valve 22 is opened, logical air, reaches balance with external pressure in making bucket, and the 5th Pneumatic reversal valve 25 is opened, logical air, makes in cover that bucket is outer to be reached to balance with external pressure;
I, the piston rod of top bucket cylinder 3 are retracted;When, after internal and external pressure balance, top bucket cylinder 3 is descending, all balance with bucket external pressure in cover in making bucket;
J, vacuum (-tight) housing 9 are up;
K, steel drum removal equipment.
7th Pneumatic reversal valve 27: when pressure is less than 0.1MPa in helium air accumulator 16, this valve is opened, and is filled in helium air accumulator 16 by helium in helium tank 17 so that it is pressure is constant;
3rd vacuum pump 32 uses slide-valve vacuum pump, when in helium tank 17, pressure is less than normal, during less than the 0.1MPa pressure of helium air accumulator 16, in helium tank 17, helium cannot effectively be filled with in air accumulator 16, now open the 3rd vacuum pump 32 and the 8th Pneumatic reversal valve 28 and the 9th Pneumatic reversal valve 29, unnecessary helium in helium tank 17 is evacuated in helium air accumulator 16, reduces loss;
When using helium air accumulator 16 first, open the 4th vacuum pump the 33 and the 11st Pneumatic reversal valve 31, extract gas in tank.

Claims (3)

  1. null1. a staving inflates detection and Gas recovering method online,It is characterized in that: in frame (1), be fixed with top bucket cylinder block (2),Top bucket cylinder block (2) is fixed with top bucket cylinder (3),The piston rod on top bucket cylinder (3) is fixed with connecting shaft (5),It is connected to adpting flange (4) at connecting shaft (5) upper sleeve gasket,The frame (1) of top, top bucket cylinder block (2) is fixed with vacuum (-tight) housing lift cylinder (11),It is fixed with vacuum (-tight) housing in the piston rod end of vacuum (-tight) housing lift cylinder (11) and connects seat (10),Connect at vacuum (-tight) housing and be fixed with vacuum (-tight) housing (9) on seat (10),Vacuum (-tight) housing (9) coordinates with adpting flange (4),Vacuum (-tight) housing (9) is provided with vacuum-pumping pipeline (12) in bucket、Helium pipeline (13) vacuum-pumping pipeline (14) outer with bucket in cover is filled outside bucket in cover,In bucket, the upper connection of vacuum-pumping pipeline (12) has the first vacuum pump,In cover, the upper connection of the outer vacuum-pumping pipeline (14) of bucket has the second vacuum pump (20),In bucket, the upper connection of vacuum-pumping pipeline (12) has helium detector (15),Fill helium pipeline (13) in cover outside bucket and access the interface of giving vent to anger of helium air accumulator (16),In cover, the outer vacuum-pumping pipeline (14) of bucket accesses the return-air interface of helium air accumulator (16),The interface of giving vent to anger of helium tank (17) connects the intake interface of helium air accumulator (16) by pipeline;
    Described staving inflates detection and Gas recovering method online, comprises the steps:
    A, steel drum put in place;
    B, vacuum (-tight) housing (9) are descending under the drive of vacuum (-tight) housing lift cylinder (11);
    C, the piston rod on top bucket cylinder (3) stretch out, and crimping of steel drum position is pressed onto sealing ring;
    D, by vacuum-pumping pipeline in bucket (12) to evacuation in steel drum bucket, simultaneously by the outer vacuum-pumping pipeline (14) of bucket in cover to evacuation outside in vacuum (-tight) housing (9) and steel drum perimeter;
    In steel drum bucket during evacuation, the first vacuum pump and the first Pneumatic reversal valve (21) need to be opened, vacuum in steel drum bucket is evacuated to 50Pa, after setting value, close the first Pneumatic reversal valve (21);
    Outside vacuum (-tight) housing (9) interior steel drum perimeter during evacuation, the second vacuum pump (20) and the 3rd Pneumatic reversal valve (23), the tenth Pneumatic reversal valve (30) need to be opened, second vacuum pump (20) uses rotary-vane vaccum pump, and outer for bucket in cover vacuum is evacuated to 1500Pa;The 3rd Pneumatic reversal valve (23), the tenth Pneumatic reversal valve (30) is closed after setting value;
    E, in cover, fill helium, simultaneously to carrying out pressurize in bucket outside bucket by filling helium pipeline (13) outside bucket in cover;
    When in vacuum and cover in bucket, the outer vacuum of bucket arrives setting required value, 6th Pneumatic reversal valve (26) is opened, helium is filled outside bucket to 50000Pa in cover, or the pressure of the outer helium of bucket determines also dependent on test in cover, after in cover, bucket external pressure arrives setting value, close the 6th Pneumatic reversal valve (26), in cover, outside bucket, fill helium simultaneously, to the vacuum pressurize in bucket;
    F, open helium detector (15) and the first vacuum pump, test leakage carrying out helium in bucket;
    G, extract the outer helium of bucket in cover to helium air accumulator (16);Helium is tested after leakage completing, and opens the second vacuum pump (20), the 3rd Pneumatic reversal valve (23), the 4th Pneumatic reversal valve, by interior for cover outer helium suction helium air accumulator (16) of bucket;
    Lead to air in h, bucket and in cover outside bucket, make pressure balance;After being taken out to the greatest extent by outer for bucket in cover helium, the second Pneumatic reversal valve (22) is opened, logical air, reaches balance with external pressure in making bucket, and the 5th Pneumatic reversal valve (25) is opened, logical air, makes in cover that bucket is outer to be reached to balance with external pressure;
    I, the piston rod on top bucket cylinder (3) are retracted;When, after internal and external pressure balance, top bucket cylinder (3) is descending, all balance with bucket external pressure in cover in making bucket;
    J, vacuum (-tight) housing (9) are up;
    K, steel drum removal equipment;
    When in helium air accumulator (16), pressure is less than 0.1MPa, the 7th Pneumatic reversal valve (27) is opened, and is filled in helium air accumulator (16) by helium tank (17) interior helium so that it is pressure is constant;
    3rd vacuum pump (32) uses slide-valve vacuum pump, when in helium tank (17), pressure is less than normal, during less than the 0.1MPa pressure of helium air accumulator (16), helium tank (17) interior helium cannot effectively be filled with in air accumulator (16), now open the 3rd vacuum pump (32) and the 8th Pneumatic reversal valve (28) and the 9th Pneumatic reversal valve (29), unnecessary helium in helium tank (17) is evacuated in helium air accumulator (16), reduces loss.
  2. 2. staving as claimed in claim 1 inflates detection and Gas recovering method online, it is characterized in that: the top ends in connecting shaft (5) is fixed with top bucket dish (7).
  3. 3. staving as claimed in claim 1 inflates detection and Gas recovering method online, it is characterized in that: offering pilot hole in frame (1), sliding plug has guide post in pilot hole, is fixed with described vacuum (-tight) housing (9) in the bottom of guide post.
CN201310491314.1A 2013-10-18 2013-10-18 Barrel body online inflation detection and gas recovery method Active CN103528768B (en)

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CN103528768B true CN103528768B (en) 2017-01-11

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104359632A (en) * 2014-11-28 2015-02-18 天津市津品源科技发展有限公司 Multi-station helium inspection tool for battery covers
CN108982019B (en) * 2017-06-05 2021-08-10 张家港市欧微自动化研发有限公司 Lithium battery air tightness inspection device
CN108982027B (en) * 2017-06-05 2020-10-20 管永宾 Lithium battery air tightness inspection method

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Publication number Priority date Publication date Assignee Title
JP2002243574A (en) * 2001-02-21 2002-08-28 Ulvac Japan Ltd Helium leak detector
CN1546977A (en) * 2003-12-01 2004-11-17 朱佃功 Dynamic helium cover leakage-detecting method
CN201255681Y (en) * 2008-08-05 2009-06-10 广州新龙浩工业设备有限公司 Air leakage checking system
WO2009136037A2 (en) * 2008-04-03 2009-11-12 Alcatel Lucent Method and device for testing a container for leaks
CN201583388U (en) * 2009-11-27 2010-09-15 无锡市四方制桶有限公司 Steel drum helium leakage detecting device
CN102004018A (en) * 2010-10-20 2011-04-06 合肥通用机械研究院 Helium pressurization and recovery system for valve low-temperature test
CN202793693U (en) * 2012-08-09 2013-03-13 陕西国德电气制造有限公司 Housing detection gas recovery device
CN103175662A (en) * 2013-03-20 2013-06-26 厦门松芝汽车空调有限公司 Leak detecting method in production of large and medium-sized automobile air conditioner
CN203534780U (en) * 2013-10-18 2014-04-09 无锡四方友信股份有限公司 Tank online inflation detection and gas recovery system

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002243574A (en) * 2001-02-21 2002-08-28 Ulvac Japan Ltd Helium leak detector
CN1546977A (en) * 2003-12-01 2004-11-17 朱佃功 Dynamic helium cover leakage-detecting method
WO2009136037A2 (en) * 2008-04-03 2009-11-12 Alcatel Lucent Method and device for testing a container for leaks
CN201255681Y (en) * 2008-08-05 2009-06-10 广州新龙浩工业设备有限公司 Air leakage checking system
CN201583388U (en) * 2009-11-27 2010-09-15 无锡市四方制桶有限公司 Steel drum helium leakage detecting device
CN102004018A (en) * 2010-10-20 2011-04-06 合肥通用机械研究院 Helium pressurization and recovery system for valve low-temperature test
CN202793693U (en) * 2012-08-09 2013-03-13 陕西国德电气制造有限公司 Housing detection gas recovery device
CN103175662A (en) * 2013-03-20 2013-06-26 厦门松芝汽车空调有限公司 Leak detecting method in production of large and medium-sized automobile air conditioner
CN203534780U (en) * 2013-10-18 2014-04-09 无锡四方友信股份有限公司 Tank online inflation detection and gas recovery system

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