CN106628718B - Freeze leak stoppage tool and technique - Google Patents
Freeze leak stoppage tool and technique Download PDFInfo
- Publication number
- CN106628718B CN106628718B CN201710071405.8A CN201710071405A CN106628718B CN 106628718 B CN106628718 B CN 106628718B CN 201710071405 A CN201710071405 A CN 201710071405A CN 106628718 B CN106628718 B CN 106628718B
- Authority
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- China
- Prior art keywords
- cover
- leakage
- mouth
- leakage mouth
- tubaeform
- 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.)
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000008014 freezing Effects 0.000 claims abstract description 32
- 238000005057 refrigeration Methods 0.000 claims abstract description 21
- 239000003822 epoxy resin Substances 0.000 claims abstract description 17
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 210000004712 air sac Anatomy 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims 1
- 238000009510 drug design Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 25
- 238000007710 freezing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000002775 capsule Substances 0.000 description 3
- 239000000383 hazardous chemical Substances 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 241000272525 Anas platyrhynchos Species 0.000 description 1
- 208000032750 Device leakage Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 210000000006 pectoral fin Anatomy 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
The present invention relates to frost leak stoppage tool and techniques comprising for the software freezing cover that the leakage mouth to leakage tank body is blocked, software freezing cover is pasted at leakage mouth by epoxy resin sealing；It further include refrigeration machine, cold air is blowed to software freezing cover by cooling tube and cooled down at mouth to revealing by refrigeration machine；Software freezing cover is anticorrosion rubber.The present invention has rational design, compact-sized and easy to use.
Description
Technical field
The present invention relates to frost leak stoppage tool and techniques.
Background technique
Traditional device for plugging cannot play effective leak stopping to the damaged mouth at tank body turning and joint close and act on, existing leak stopping
The leak stopping model that device is manufactured according to tank radian, to the damaged mouth of some irregular leakages, there is one in Process of Leaking Stoppage
Fixed limitation especially can hardly complete leak stopping because the biggish leakage hole of camber caused by uncertain factors such as hitting.
Summary of the invention
For above content, the technical problems to be solved by the invention be generally speaking to provide it is a kind of design rationally, cost
Cheap, durable, safe and reliable, easy to operate, time saving and energy saving, saving fund, compact-sized and easy to use freeze are blocked up
Leakage tool and technique；The technical issues of solving in detail and acquirement beneficial effect in aftermentioned content and combine specific embodiment
Middle content specifically describes.
To solve the above problems, the technical solution adopted by the present invention is that：
A kind of frost leak stoppage tool, including the software freezing cover blocked for the leakage mouth to leakage tank body, software
Freezing cover is pasted at leakage mouth by epoxy resin sealing；
It further include refrigeration machine, cold air is blowed to software freezing cover by cooling tube and cooled down at mouth to revealing by refrigeration machine；It is soft
Body freezing cover is anticorrosion rubber.
As a further improvement of the above technical scheme：
It further include walking electric vehicle, the X that is arranged on leak repairing walking electric vehicle to flexible for carrying the leak repairing of refrigeration machine
Device, The lifting and lowering Z-direction device of the X on telescopic device movable head is set, the Z-direction being arranged on The lifting and lowering Z-direction device movable head turns
Dynamic motor, is arranged on Y-direction telescopic device movable head the Y-direction telescopic device being horizontally set on Z-direction rotation motor output shaft
Y-direction rotation motor, the X being arranged on Y-direction rotation motor output shaft are to rotation motor and setting in X to rotation motor output shaft
Leak repairing head on one end；It is provided with to the rotation motor output shaft other end for clearing up hairbrush/copper at finishing leakage mouth in X
Brush is additionally provided with for the sebific duct to film epoxy resin at leakage mouth on Y-direction rotation motor output shaft；
Leak repairing head includes that X is arranged in be placed with the tubaeform of software freezing cover on rotation motor output shaft and in horn chamber
Flexible gas-filled cover, is arranged in tubaeform flexibility the inflated supporting rib air sac strip being arranged on tubaeform flexible gas-filled cover lateral wall
The flexible fitting pad in inflatable cover big opening end face, the inflation being arranged in tubaeform flexible gas-filled cover promote air bag and setting mending
Air pump on leakage walking electric vehicle；Air pump is used for by corresponding control valve to tubaeform flexible gas-filled cover, inflated supporting rib gas
Capsule item and inflation promote air bag inflation；
Inflated supporting rib air sac strip is arranged along the side bus direction of tubaeform flexible gas-filled cover.
Y-direction telescopic device, X to telescopic device, The lifting and lowering Z-direction device be air cylinder structure or electric pushrod.Software freezing cover
It (17) is rubber cement.
A kind of frost leak-stopping technique specifically includes following steps by means of above-mentioned frost leak stoppage tool：
Step a：According to the size of leakage mouth, corresponding software is freezed into cover and is packed into tubaeform flexible gas-filled cover；It connects
Energization source, remote control leak repairing walking electric vehicle are moved to designated position；
Step b：Hairbrush/copper brush is moved at leakage mouth, starting X cleans to deashing at leakage mouth to rotation motor；
Step c：Firstly, rotation Y-direction rotation motor, by sebific duct to the leakage periphery Kou Chu film epoxy resin；Then, Y is rotated
To rotation motor, controls X and tubaeform flexible gas-filled cover is aligned at leakage mouth to telescopic device, at flexible fitting pad and leakage mouth
Periphery fitting；
Step d：Inflated supporting rib air sac strip is inflated first, props up tubaeform flexible gas-filled cover；Then, to tubaeform soft
Property inflatable cover inflation, be unfolded tubaeform flexible gas-filled cover, flexible fitting pad is pressed on the leakage periphery Kou Chu；
Step e：To inflation propulsion air bag inflation, software freezing is covered to propulsion at leakage mouth, software freezing cover and condensation
Glue sealing is pasted；
Step f：Start refrigeration machine, refrigeration machine persistently blows cold air to software freezing cover by cooling tube, reveals and cool down at mouth
It freezes.
Generated beneficial effect is by adopting the above technical scheme：
The present invention has rational design, use turn cold gel and software freezing cover it is broken to the leakage of any position, any shape
Mouth is damaged, all can cover and be wrapped in around leakage hole under the action of its software, and let out by the strong cold airflow that refrigeration machine issues
Epoxy resin frost zone is formed around leak, Hazardous Chemical Substances is prevented to leak, and carries out safe tank switching after waiting tank switching vehicle to reach.
Beneficial effects of the present invention description without being limited thereto, in order to preferably be easy to understand, specific embodiment part into
More preferably detailed description is gone.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of leak repairing head of the present invention.
Wherein：1, tank body is revealed；2, mouth is revealed；3, leak repairing walking electric vehicle；4, X is to telescopic device；5, Z-direction lifting dress
It sets；6, Z-direction rotation motor；7, Y-direction telescopic device；8, Y-direction rotation motor；9, X is to rotation motor；10, leak repairing head；11, cooling
Pipe；12, refrigeration machine；13, tubaeform flexible gas-filled cover；14, inflated supporting rib air sac strip；15, flexible fitting pad；16, inflation pushes away
Air inlet capsule；17, software freezing cover；18, epoxy resin；19, air pump；20, hairbrush/copper brush；21, sebific duct.
Specific embodiment
As shown in Figs. 1-2, the frost leak stoppage tool of the present embodiment, including being sealed for the leakage mouth 2 to leakage tank body 1
Stifled software freezing cover 17, software freezing cover 17 are pasted at leakage mouth 2 by the sealing of epoxy resin 18；
It further include refrigeration machine 12, cold air is blowed to software freezing by cooling tube 11 and covers 17 and to leakage mouth 2 by refrigeration machine 12
Place's cooling；Software freezing cover 17 is anticorrosion rubber.
Further include for carry refrigeration machine 12 leak repairing walk electric vehicle 3, be arranged in leak repairing walking electric vehicle 3 on X to
Telescopic device 4 is arranged in The lifting and lowering Z-direction device 5 of the X on 4 movable head of telescopic device, is arranged on 5 movable head of The lifting and lowering Z-direction device
Z-direction rotation motor 6, be horizontally set on 6 output shaft of Z-direction rotation motor Y-direction telescopic device 7, be arranged in Y-direction telescopic device
Y-direction rotation motor 8 on 7 movable heads, the X being arranged on 8 output shaft of Y-direction rotation motor to rotation motor 9 and setting X to
Leak repairing head 10 on 9 output shaft one end of rotation motor；It is provided with to the 9 output shaft other end of rotation motor for clearing up finishing in X
Reveal mouth 2 at hairbrush/copper brush 20, be additionally provided on 8 output shaft of Y-direction rotation motor for leakage mouth 2 at apply film condensation
The sebific duct 21 of glue 18；
Such as Fig. 2, flippers of the present invention point similar to duck or frog, the corresponding web of tubaeform flexible gas-filled cover 13,
14 toe bone of inflated supporting rib air sac strip, thus flexible, good airproof performance, adaptability is good.Inflated supporting rib air sac strip 14 is preferred
It is six, thus opposite side gap or angular gap better adaptability.
Leak repairing head 10 includes that X is arranged in be placed with software freezing cover 17 on 9 output shaft of rotation motor and in horn chamber
Tubaeform flexible gas-filled cover 13, the inflated supporting rib air sac strip 14 being arranged on tubaeform 13 lateral wall of flexible gas-filled cover, setting
It is pushed away in the flexible fitting pad 15 in tubaeform 13 big opening end face of flexible gas-filled cover, the inflation that is arranged in tubaeform flexible gas-filled cover 13
Air inlet capsule 16 and the air pump 19 being arranged on leak repairing walking electric vehicle 3；Air pump 19 is used for by corresponding control valve to loudspeaker
Shape flexible gas-filled cover 13, inflated supporting rib air sac strip 14 and inflation promote air bag 16 to inflate；
Inflated supporting rib air sac strip 14 is arranged along the side bus direction of tubaeform flexible gas-filled cover 13.
Y-direction telescopic device 7, X to telescopic device 4, The lifting and lowering Z-direction device 5 be air cylinder structure or electric pushrod.
Software freezing cover 17 is rubber cement, so that it adapts to leakage mouth of various shapes.
The frost leak-stopping technique of the present embodiment specifically includes following steps by means of above-mentioned frost leak stoppage tool：
Step a：According to the size of leakage mouth 2, corresponding software freezing cover 17 is packed into tubaeform flexible gas-filled cover 13
It is interior；Power on, remote control leak repairing walking electric vehicle 3 is moved to designated position；
Step b：Hairbrush/copper brush 20 is moved at leakage mouth 2, starting X is removed to deashing at 9 pairs of leakage mouths 2 of rotation motor
It is miscellaneous；
Step c：Firstly, rotation Y-direction rotation motor 8, by periphery film epoxy resin 18 at 21 pairs of leakage mouths 2 of sebific duct；Then,
Y-direction rotation motor 8 is rotated, tubaeform flexible gas-filled cover 13 is aligned at leakage mouth 2 by control X to telescopic device 4, flexible fitting pad
15 are bonded with periphery at leakage mouth 2；
Step d：Inflated supporting rib air sac strip 14 is inflated first, props up tubaeform flexible gas-filled cover 13；Then, to loudspeaker
Shape flexible gas-filled cover 13 is inflated, and tubaeform flexible gas-filled cover 13 is unfolded, and flexible fitting pad 15 is pressed on periphery at leakage mouth 2；
Step e：Inflation propulsion air bag 16 is inflated, software freezing is covered 17 to propulsion at leakage mouth 2, software freezing cover 17
It seals and pastes with epoxy resin 18；
Step f：Start refrigeration machine 12, refrigeration machine 12 persistently blows cold air to software freezing cover 17 by cooling tube 11, reveals
Cool down at mouth 2 and freezes.
The application is adopted for all kinds of tank body slit leakages, the leakage of tank body corner, the closure of tank body intermediate bleeder, the device
Leakage hole is covered with deformable epoxy resin, and the flash freeze at leakage hole rapidly, freezes leakage hole, reach leak stopping
Effect.The device has irregular shape breakage mouth leak stopping especially effective.
Working principle：It when Hazardous Chemical Substances tank body leaks, is covered on leakage hole with epoxy resin, then cold with software
Freeze cover to cover the epoxy resin of covering, cold air transfer tube is connected with software freezing cover refrigeration machine, the strong cold sky that refrigeration machine is released
Gas reduces rapidly the temperature around freezing cover by cold air transfer tube, so that its internal temperature is reached the freezing point, under the action of freezing
Its leakage hole is sealed, achievees the effect that leak-stopping.
Device characteristic
It 1, is suitable for all kinds of irregular leakage holes, epoxy resin and software freezing cover are deformable software, so, tank body hair
When raw leakage, it can be covered on around leakage hole；
2, it freezes rapidly, under the double acting of epoxy resin and refrigeration machine, can make to freeze rapidly around leakage hole, make its stopping
Leakage；
3, freeze sustainability, after forming frozen in ice around leakage hole, slack tank vehicle is not arrived, before carrying out leading tank, system
The sustainable continuous transmission strong cold air of cold prevents Hazardous Chemical Substances from leaking；
4, the summer in winter is all suitable, when ambient temperature is lower in winter, the cold wind air-flow of refrigeration machine can be reduced, in summer ambient temperature
When higher, it is possible to increase the cold wind air-flow of refrigeration machine equally reaches and forms epoxy resin ice sheet at leakage hole position rapidly, reaches leak stopping
Purpose.
5, it using all processes of the application, is closely participated in without personnel, avoids the toxic gas for contacting leakage to people,
Realize remote monitor operation, securely and reliably.
In addition, the application is easy to remove, just using common electric remote control automobile, naturally it is also possible to using control manually
System, by X to telescopic device 4, The lifting and lowering Z-direction device 5, Z-direction rotation motor 6, Y-direction telescopic device 7, Y-direction rotation motor 8, X to turn
Dynamic motor 9 realizes six-axis linkage, and freedom degree is high, and flexible movements are easy to operate, it is of course possible to use automatically controlled or gas control or its group
It closes.
20 pairs of leakage mouth 2 cleanings of hairbrush/copper brush are convenient, so that sealing effect is more preferable；Flexible 15 plastic deformation of fitting pad is special
Property, it is adapted to leakage mouth 2 of different shapes；Primary support is realized by inflated supporting rib air sac strip 14, by tubaeform soft
Property inflatable cover 13 improve its rigidity, the quick film of sebific duct 21 improves bonding efficiency, promotes the flexibility of air bag 16 to push away by inflation
Into extrusion soft freezing cover 17 improves leakproofness to preferably adapt to leakage mouth 2 of different shapes；Further pass through inflation
Flexible promote of air bag 16 is promoted to can be further improved its leak repairing effect.
The present invention has rational design, it is low in cost, durable, safe and reliable, easy to operate, time saving and energy saving, save fund,
It is compact-sized and easy to use.
It is to disclose in order to more clear, and the prior art is not just being enumerated that the present invention, which fully describes,.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that：It still may be used
To modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features；Make
It is obvious for being combined for those skilled in the art to multiple technical solutions of the invention.And these are modified or replace
It changes, the spirit and scope for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (1)
1. a kind of frost leak-stopping technique, it is characterised in that:Specifically include following steps：
Step a：According to the size of leakage mouth (2), corresponding software is freezed into cover (17) and is packed into tubaeform flexible gas-filled cover
(13) in；Power on, remote control leak repairing walking electric vehicle (3) is moved to designated position；
Step b：By hairbrush/copper brush（20）It is moved at leakage mouth (2), starting X is to rotation motor (9) to clear at leakage mouth (2)
Ash removal of impurities；
Step c：Firstly, rotation Y-direction rotation motor (8), by sebific duct（21）To periphery film epoxy resin (18) at leakage mouth (2)；
Then, Y-direction rotation motor (8) are rotated, tubaeform flexible gas-filled cover (13) is directed at leakage mouth (2) to telescopic device (4) by control X
Place, flexible fitting pad (15) are bonded with periphery at leakage mouth (2)；
Step d：Inflated supporting rib air sac strip (14) is inflated first, props up tubaeform flexible gas-filled cover (13)；Then, to loudspeaker
Shape flexible gas-filled cover (13) inflation, is unfolded tubaeform flexible gas-filled cover (13), and flexible fitting pad (15) is pressed at leakage mouth (2)
Periphery；
Step e：To inflation propulsion air bag (16) inflation, software is freezed into cover (17) to propulsion at leakage mouth (2), software freezing cover
(17) it is pasted with epoxy resin (18) sealing；
Step f：Starting refrigeration machine (12), refrigeration machine (12) freezes cover (17) to software by cooling tube (11) and persistently blows cold air,
It reveals to cool down at mouth (2) and freeze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710071405.8A CN106628718B (en) | 2017-02-09 | 2017-02-09 | Freeze leak stoppage tool and technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710071405.8A CN106628718B (en) | 2017-02-09 | 2017-02-09 | Freeze leak stoppage tool and technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106628718A CN106628718A (en) | 2017-05-10 |
| CN106628718B true CN106628718B (en) | 2018-11-20 |
Family
ID=58846040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710071405.8A Active CN106628718B (en) | 2017-02-09 | 2017-02-09 | Freeze leak stoppage tool and technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106628718B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440085B (en) * | 2019-08-13 | 2021-06-08 | 西南石油大学 | A liquid nitrogen low temperature temporary plugging device suitable for multi-diameter gathering and transportation pipelines |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2910832Y (en) * | 2006-05-28 | 2007-06-13 | 黄朝瓯 | Inflated means for leaking-stoppage |
| GB201106633D0 (en) * | 2011-04-19 | 2011-06-01 | Nathan Peter | Device |
| CN104048691A (en) * | 2014-05-28 | 2014-09-17 | 苏州科技学院 | 3D mobile platform for refrigerator |
| CN203937838U (en) * | 2014-05-05 | 2014-11-12 | 浙江海洋学院 | A kind of device for plugging of oil carrier cargo oil tank |
| CN105965204A (en) * | 2016-05-31 | 2016-09-28 | 上海祥贸实业有限公司 | Special repairing method for expansion joint |
| CN206437458U (en) * | 2017-02-09 | 2017-08-25 | 润泰救援装备科技河北有限公司 | Freeze leak stoppage tool |
-
2017
- 2017-02-09 CN CN201710071405.8A patent/CN106628718B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2910832Y (en) * | 2006-05-28 | 2007-06-13 | 黄朝瓯 | Inflated means for leaking-stoppage |
| GB201106633D0 (en) * | 2011-04-19 | 2011-06-01 | Nathan Peter | Device |
| CN203937838U (en) * | 2014-05-05 | 2014-11-12 | 浙江海洋学院 | A kind of device for plugging of oil carrier cargo oil tank |
| CN104048691A (en) * | 2014-05-28 | 2014-09-17 | 苏州科技学院 | 3D mobile platform for refrigerator |
| CN105965204A (en) * | 2016-05-31 | 2016-09-28 | 上海祥贸实业有限公司 | Special repairing method for expansion joint |
| CN206437458U (en) * | 2017-02-09 | 2017-08-25 | 润泰救援装备科技河北有限公司 | Freeze leak stoppage tool |
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| Publication number | Publication date |
|---|---|
| CN106628718A (en) | 2017-05-10 |
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