CN206132317U - Pipeline leakproofness detects plugging device of usefulness - Google Patents

Pipeline leakproofness detects plugging device of usefulness Download PDF

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Publication number
CN206132317U
CN206132317U CN201621105925.3U CN201621105925U CN206132317U CN 206132317 U CN206132317 U CN 206132317U CN 201621105925 U CN201621105925 U CN 201621105925U CN 206132317 U CN206132317 U CN 206132317U
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CN
China
Prior art keywords
piston
piston cylinder
seal head
plugging device
cylinder
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.)
Expired - Fee Related
Application number
CN201621105925.3U
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Chinese (zh)
Inventor
王刚
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.)
Shanghai Zhi Zhao Automation Co Ltd
Original Assignee
Shanghai Zhi Zhao Automation 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
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Priority to CN201621105925.3U priority Critical patent/CN206132317U/en
Application granted granted Critical
Publication of CN206132317U publication Critical patent/CN206132317U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a pipeline leakproofness detects plugging device of usefulness, relates to the sealing performance detection equipment technical field of work piece, including the piston cylinder, be used for to the air inlet machine of air feed constructs and sealed head in the piston rod, be equipped with gliding piston in the cavity of piston cylinder, the upper shed of piston cylinder is connected with the end cover, the end cover passes through bolt and piston cylinder sealing connection, the piston rod of matching is worn to be equipped with by the under shed of piston cylinder, sealed head is connected in piston rod upper end fixed connection piston, lower extreme activity contact, the piston rod center is equipped with the through -hole, be equipped with the straight tube that is used for detecting line pressure in the through -hole, the end cover is run through to the straight tube upper end and the intercommunication detects the mouth, the lower extreme runs through sealed head and is connected with the dog, the dog is fixed to be located below the sealed head, be equipped with reset spring between the under shed of piston and piston cylinder, this application provides a convenient and fast, the good pipeline leakproofness detects plugging device of usefulness of shutoff effect.

Description

A kind of plugging device of pipeline sealing propertytest
Technical field
This utility model is related to the leak-testing apparatus technical field of workpiece, and in particular to a kind of pipeline sealing propertytest Plugging device.
Background technology
It is pretty troublesome currently for the air-leakage test of the tubule in auto parts and components workpiece, the pipeline in small space The pipeline of something, such as on-board air conditioner radiator, deep hole object etc. is needed the turnover of workpiece when sealing propertytest is carried out Mouth closure so as to formed with atmospheric environment and isolated, generally manually clamping is blocked the import and export closure mode of traditional approach Waste time and energy, and plugging effect is poor.
Utility model content
For the drawbacks described above present in pipeline sealing propertytest, the application provides a kind of convenient and swift, plugging effect The plugging device of good pipeline sealing propertytest, its technical scheme are as follows:
A kind of plugging device of pipeline sealing propertytest, including piston cylinder, for entering to the piston in-cylinder fuel supply Mechanism of qi structure and seal head, are provided with the piston of slip in the cavity of the piston cylinder, the upper shed of the piston cylinder is connected with end cap, The end cap is tightly connected with piston cylinder by bolt, and the under shed of the piston cylinder is equipped with the piston rod of matching, the work Stopper rod upper end is fixedly connected piston, lower end movable contact connection seal head, and the piston rod center is provided with through hole, in the through hole The straight tube for signal piping pressure is provided with, the straight tube upper end is through end cap and communication with detection mouth, lower end run through seal head simultaneously Block is connected with, the block is fixed at below seal head, and reset bullet is provided between the piston and the under shed of piston cylinder Spring, when piston rod is pressed down against seal head, seal head deformation swelling closure pipeline.
Preferably, the admission gear is fixed at end cap upper end, including air inlet, inlet channel and for control into The switch of gas, the cavity and air inlet of the inlet channel connection piston cylinder.
Preferably, wear-resisting ring set of the seal head for quality of rubber materials.
Preferably, the detection mouth is circumscribed with the leak detector for signal piping pressure.
Preferably, the first sealing ring is equipped between the end cap and piston cylinder, the piston and piston cylinder it Between be equipped with the second sealing ring, the 3rd sealing ring is equipped between the piston rod and piston cylinder.
According to above-mentioned technical proposal, this utility model simple structure is reasonable in design, arranges seal head on the piston rod, Seal head front end is fixedly installed block, is ventilated toward in piston cylinder by admission gear, and compressed air promotes piston driving piston rod, So as to crush seal head, when seal head is extruded by piston rod, because block blocks seal head front end, therefore seal head is swollen toward surrounding It is swollen, so as to be fully contacted sealing with detected pipeline, detected with reference to related seals testing equipment during use, and can basis Need to adjust air pressure, adjustment seal head extruding degree, the sealing effectiveness needed for reaching.
Description of the drawings
Accompanying drawing is combined below by specific embodiment to be described in further detail this utility model.
Fig. 1 is structural representation of the present utility model.
Wherein, 1, piston cylinder;2nd, admission gear;21st, air inlet;22nd, inlet channel;23rd, switch;3rd, seal head;4th, it is living Plug;5th, end cap;6th, bolt;7th, piston rod;71st, through hole;8th, straight tube;9th, detection mouth;10th, block;11st, back-moving spring;12nd, first Sealing ring;13rd, the second sealing ring;14th, the 3rd sealing ring.
Specific embodiment
Accompanying drawing is combined below by specific embodiment to be described in further detail this utility model.
As shown in figure 1, a kind of plugging device of pipeline sealing propertytest, including piston cylinder 1, for the piston cylinder In 1, the admission gear 2 of supply and seal head 3, are provided with the piston 4 of slip in the cavity of the piston cylinder 1, the piston cylinder 1 Upper shed is connected with end cap 5, and the end cap 5 is tightly connected with piston cylinder 1 by bolt 6, and the under shed of the piston cylinder 1 wears There is the piston rod 7 of matching, 7 upper end of the piston rod is fixedly connected piston 4, lower end movable contact connection seal head 3, the piston 7 center of bar is provided with through hole 71, and the straight tube 8 for signal piping pressure is provided with the through hole 71, and 8 upper end of the straight tube is through end Simultaneously communication with detection mouth 9, lower end runs through seal head 3 and is connected with block 10 lid 5, and the block 10 is fixed at below seal head 3, Back-moving spring 11 is provided between the under shed of the piston 4 and piston cylinder 1, when piston rod 7 is pressed down against seal head 3, sealing 3 deformation swellings closure pipelines.During detection, ventilated into the cavity of piston cylinder 1 by admission gear 2, compressed gas are promoted lives Plug 4 slides, and piston 4 drives piston rod 7 to move, so as to 7 crush seal 3 of piston rod, because block 10 blocks 3 front end of seal head, Seal head 3 is expanded toward surrounding, so as to be fully contacted sealing with detected pipeline inner wall, can be adjusted air pressure as needed, be adjusted close End socket 3 extrudes degree, reaches the sealing effectiveness of needs, and the sealing of the pipeline coordinated with seal head 3 is detected with this.
As shown in figure 1, preferably, the admission gear 2 is fixed at 5 upper end of end cap, including air inlet 21, air inlet leads to Road 22 and the switch 23 for controlling air inlet, the cavity and air inlet 21 of the connection piston cylinder 1 of the inlet channel 22.By stirring Switch 23 is capable of achieving the break-make of 2 inner air path of admission gear, so as to realize that supply or piston cylinder 1 are deflated toward in piston cylinder 1.
Preferably, wear-resisting ring set of the seal head 3 for quality of rubber materials.The ring set of quality of rubber materials is with receiving the external world The characteristics of being expanded during pressure outward, using this characteristic seal head 3 in the pipeline of the confined space, the seal head when being under pressure 3 adaptively deform, because the counteracting force of pipeline inner wall, seal head 3 is securely fastened on pipeline inner wall.
Preferably, the detection mouth 9 is circumscribed with the leak detector for signal piping pressure.Leakage detector can be right The leakage of the conveyance conduit of air, coal gas, steam and liquid etc. and various equipment is checked, main using ultrasound at present Detection mode based on ripple, coordinates attached ultrasonic signal generator, numerous environment can be detected, in current industry gas In close detection, pressure detecting is a kind of the most frequently used detection method.
Preferably, the first sealing ring 12, the piston 4 and piston are equipped between the end cap 5 and piston cylinder 1 The second sealing ring 13 is equipped between cylinder 1, the 3rd sealing ring 14 between the piston rod 7 and piston cylinder 1, is equipped with. In order to improve single unit system sealing, the first sealing ring 12, piston 4 and piston cylinder 1 between end cap 5 and piston cylinder 1, are equipped with Between be equipped with the second sealing ring 13, the 3rd sealing ring 14 is equipped between piston rod 7 and piston cylinder 1.
A kind of specific embodiment of the present utility model is as follows:
The seal head 3 of this device is put in detected part pipeline, toggle switch 23 is opened and ventilated into piston cylinder 1, Compressed air promotes piston 4 to drive piston rod 7 to move, and so as to crush seal 3, the deformation of seal head 3 under pressure swells, Because by the squeezing action for being detected part pipeline inner wall, firmly swelling is fixed in pipeline the effect for reaching sealing to seal head 3, makes Enter to be detected in part pipeline from detection mouth 9 with leak-testing apparatus such as leak detectors and detect sealing state, due to close End socket 3 has blocked conduit, therefore bad student's certain pressure in the part pipeline, so that air-leakage test is smoothly completed;Instead The compressed gas in piston cylinder 1 are released to toggle switch 23, release is close while piston 4 is resetted under the promotion of back-moving spring 11 upwards End socket 3, exits tested part.
Use above specific case is illustrated to this utility model, is only intended to help and is understood this utility model, and Not to limit this utility model.For this utility model person of ordinary skill in the field, according to think of of the present utility model Think, some simple deductions, deformation can also be made or replaced.

Claims (5)

1. a kind of plugging device of pipeline sealing propertytest, it is characterised in that including piston cylinder, for into the piston cylinder The admission gear of supply and seal head, are provided with the piston of slip in the cavity of the piston cylinder, the upper shed of the piston cylinder connects End cap is connected to, the end cap is tightly connected with piston cylinder by bolt, the under shed of the piston cylinder is equipped with the piston of matching Bar, the piston rod upper end are fixedly connected piston, lower end movable contact connection seal head, and the piston rod center is provided with through hole, The straight tube for signal piping pressure is provided with the through hole, the straight tube upper end is through end cap and communication with detection mouth, lower end are passed through Wear seal head and be connected with block, the block is fixed at below seal head, between the piston and the under shed of piston cylinder Back-moving spring is provided with, when piston rod is pressed down against seal head, seal head deformation swelling closure pipeline.
2. a kind of plugging device of pipeline sealing propertytest as claimed in claim 1, it is characterised in that the admission gear End cap upper end, including air inlet, inlet channel and the switch for controlling air inlet are fixed at, the inlet channel connects piston The cavity and air inlet of cylinder.
3. a kind of plugging device of pipeline sealing propertytest as claimed in claim 1, it is characterised in that the seal head is The wear-resisting ring set of quality of rubber materials.
4. a kind of plugging device of pipeline sealing propertytest as claimed in claim 1, it is characterised in that outside the detection mouth It is connected to the leak detector for signal piping pressure.
5. the plugging device of a kind of pipeline sealing propertytest as any one of Claims 1-4, it is characterised in that The first sealing ring is equipped between the end cap and piston cylinder, second is equipped between the piston and piston cylinder close Seal, is equipped with the 3rd sealing ring between the piston rod and piston cylinder.
CN201621105925.3U 2016-10-09 2016-10-09 Pipeline leakproofness detects plugging device of usefulness Expired - Fee Related CN206132317U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621105925.3U CN206132317U (en) 2016-10-09 2016-10-09 Pipeline leakproofness detects plugging device of usefulness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621105925.3U CN206132317U (en) 2016-10-09 2016-10-09 Pipeline leakproofness detects plugging device of usefulness

Publications (1)

Publication Number Publication Date
CN206132317U true CN206132317U (en) 2017-04-26

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108007647A (en) * 2017-11-29 2018-05-08 郑州斯倍思机电有限公司 A kind of plugging device of the airtight performance test bench of crankcase
CN108106796A (en) * 2017-12-29 2018-06-01 广州市上腾电子科技有限公司 A kind of liquid storage pot air tightness detection apparatus
CN108562413A (en) * 2018-06-13 2018-09-21 武汉金丰汽配有限公司 A kind of air tightness of pipe fitting detection workbench
CN108939927A (en) * 2018-09-14 2018-12-07 楚格(武汉)水处理有限公司 Ultrafiltration membrane rebuilt component and method
CN109459197A (en) * 2018-12-28 2019-03-12 广东鑫统仕车用热系统有限公司 A kind of multipurpose pneumostop fixture
CN110608861A (en) * 2019-09-10 2019-12-24 深圳市誉辰自动化设备有限公司 Soft package battery sealing performance detection method and device
CN111022817A (en) * 2019-12-05 2020-04-17 烽禾升医疗设备(昆山)有限公司 Floating plugging type airtight mechanism for pipe structures
CN111189582A (en) * 2018-11-15 2020-05-22 中国科学院沈阳自动化研究所 Manual measuring head device for airtightness detection
CN111637040A (en) * 2020-06-12 2020-09-08 法拉达汽车散热器(天津)有限公司 Quick inflation connector for water detection leakage of special water chamber of pipe-belt type automobile radiator
CN112161201A (en) * 2020-09-21 2021-01-01 湖南省大地泵业有限公司 Sewage treatment equipment capable of preventing recontamination
CN113324033A (en) * 2021-06-03 2021-08-31 刘萍 Multifunctional monitoring well mouth plugging device for refuse landfill
CN114165671A (en) * 2021-10-18 2022-03-11 上海贤日测控科技有限公司 Floating filling sealing mechanism

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108007647A (en) * 2017-11-29 2018-05-08 郑州斯倍思机电有限公司 A kind of plugging device of the airtight performance test bench of crankcase
CN108007647B (en) * 2017-11-29 2019-12-17 郑州斯倍思机电有限公司 plugging device for crankcase gas tightness test board
CN108106796A (en) * 2017-12-29 2018-06-01 广州市上腾电子科技有限公司 A kind of liquid storage pot air tightness detection apparatus
CN108562413A (en) * 2018-06-13 2018-09-21 武汉金丰汽配有限公司 A kind of air tightness of pipe fitting detection workbench
CN108562413B (en) * 2018-06-13 2020-12-18 武汉金仑汽配有限公司 Pipe fitting gas tightness detection workbench
CN108939927A (en) * 2018-09-14 2018-12-07 楚格(武汉)水处理有限公司 Ultrafiltration membrane rebuilt component and method
CN111189582A (en) * 2018-11-15 2020-05-22 中国科学院沈阳自动化研究所 Manual measuring head device for airtightness detection
CN109459197A (en) * 2018-12-28 2019-03-12 广东鑫统仕车用热系统有限公司 A kind of multipurpose pneumostop fixture
CN110608861A (en) * 2019-09-10 2019-12-24 深圳市誉辰自动化设备有限公司 Soft package battery sealing performance detection method and device
CN111022817A (en) * 2019-12-05 2020-04-17 烽禾升医疗设备(昆山)有限公司 Floating plugging type airtight mechanism for pipe structures
CN111637040A (en) * 2020-06-12 2020-09-08 法拉达汽车散热器(天津)有限公司 Quick inflation connector for water detection leakage of special water chamber of pipe-belt type automobile radiator
CN111637040B (en) * 2020-06-12 2024-02-27 法拉达汽车散热器(天津)有限公司 Pipe belt type automobile radiator special water chamber water detection leakage quick inflation connector
CN112161201A (en) * 2020-09-21 2021-01-01 湖南省大地泵业有限公司 Sewage treatment equipment capable of preventing recontamination
CN112161201B (en) * 2020-09-21 2023-01-24 湖南省大地泵业有限公司 Sewage treatment equipment capable of preventing recontamination
CN113324033A (en) * 2021-06-03 2021-08-31 刘萍 Multifunctional monitoring well mouth plugging device for refuse landfill
CN114165671A (en) * 2021-10-18 2022-03-11 上海贤日测控科技有限公司 Floating filling sealing mechanism
CN114165671B (en) * 2021-10-18 2024-05-03 上海贤日测控科技有限公司 Floating filling sealing mechanism

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

Granted publication date: 20170426

Termination date: 20191009

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