CN107166166A - A kind of method and device leaked for non-stop plugging sand holes - Google Patents
A kind of method and device leaked for non-stop plugging sand holes Download PDFInfo
- Publication number
- CN107166166A CN107166166A CN201710606867.5A CN201710606867A CN107166166A CN 107166166 A CN107166166 A CN 107166166A CN 201710606867 A CN201710606867 A CN 201710606867A CN 107166166 A CN107166166 A CN 107166166A
- Authority
- CN
- China
- Prior art keywords
- flange portion
- inner housing
- tube body
- shell body
- sand holes
- 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.)
- Granted
Links
- 239000004576 sand Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000011148 porous material Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 17
- 239000003292 glue Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/06—Closures, e.g. cap, breakable member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasket Seals (AREA)
Abstract
The invention provides a kind of method and device leaked for non-stop plugging sand holes, described device includes shell body (1), inner housing (2), nonrigid connector (3), vacuum valve (4) and closeouts (6), inner housing (2) includes tube body and the flange portion positioned at one end of tube body, and the one end of pore away from flange portion of tube body is more than sand holes to be blocked；The shell body (1) of tubular surrounds inner housing (2), and one end of shell body (1) is connected by nonrigid connector (3) with the outer rim closing of flange portion, and the other end is concordant with the one end of tube body away from flange portion；Vacuum valve (4) is located on shell body (1), or in the flange portion of inner housing (2)；Closeouts (6) are used to be tightly connected close to one end of flange portion with the pore of tube body.The device provided using the present invention can effectively reduce the influence that pressure vessel interior media works leak-stopping, and the engineering time is shorter, works well, and success rate is high.
Description
Technical field
The present invention relates to pressure vessel technology field, more particularly to a kind of method leaked for non-stop plugging sand holes and
Device.
Background technology
Some liquid, gas storage are arrived the industries such as electric power, oil, chemical industry, coal are common, in these storage devices
It is unavoidable to have the presence of sand holes defect, and blocked when thering is seepage, gas leakage to occur at sand holes, it is necessary to leak in time sand holes.
At present, mainly use closure band when non-stop plugging is oil-filled, charger sand holes are leaked or block glue and carry out
Block by force, still, oily leakage can have a strong impact on the effect of loss circulation material, cause leak stopping success rate low, and gas leakage
Pressure is higher, and gas is persistently leaked, and Process of Leaking Stoppage is difficult, engineering time length, of poor quality.
Therefore, how a kind of method of efficient non-stop plugging sand holes leakage is provided, becomes those skilled in the art urgently
Technical problem to be solved.
The content of the invention
In view of this, the invention provides a kind of method and device leaked for non-stop plugging sand holes, the device is used
The influence that pressure vessel interior media works leak-stopping can be effectively reduced, and the engineering time is shorter, works well, success rate
It is high.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of device leaked for non-stop plugging sand holes, including：
Inner housing, the inner housing includes tube body and the flange portion positioned at one end of the tube body, the tube body
The one end of pore away from the flange portion be more than sand holes to be blocked；
The shell body of tubular, the shell body surrounds the inner housing, and one end of the shell body passes through flexible connection
Body is connected with the outer rim closing of the flange portion, and the other end is concordant with the one end of the tube body away from the flange portion；
For the vacuum valve vacuumized, the vacuum valve is located on the shell body, or positioned at the method for the inner housing
In blue portion；
Closeouts, the closeouts are used to be tightly connected close to one end of the flange portion with the pore of the tube body.
Preferably, in said apparatus, the one end of the tube body away from the flange portion is provided with the first sealing gasket.
Preferably, in said apparatus, the one end of the shell body away from the flange portion is provided with the second sealing gasket.
Preferably, in said apparatus, the pore of the tube body has screw thread close to one end of the flange portion, described
Closeouts are sealing bolt.
Preferably, in said apparatus, the face area of the flange portion is 10 times of the face area of the tube body
~50 times.
Preferably, in said apparatus, there is ball sealer in the vacuum valve, the ball sealer is outer layer with soft close
The metal ball of sealer.
A kind of method leaked for non-stop plugging sand holes, methods described uses the dress as disclosed in above-mentioned any one
Put, methods described includes：
Step A, is adjacent to sand circumocular by the one end of the inner housing and the shell body away from the nonrigid connector
Vessel surface, makes the sand holes be located in the pore of the tube body；
Step B, by the vacuum valve to the shell body, the inner housing, the nonrigid connector and vessel surface
The chamber surrounded is vacuumized；
Step C, the closeouts and the pore of the tube body are tightly connected.
Preferably, in the above-mentioned methods, also include before step A：
The circumocular vessel surface of sand is cleared up, makes vessel surface smooth.
Preferably, in the above-mentioned methods, also include before step A：
To the closure glue that predetermined amount is inserted between the shell body and the inner housing.
It can be seen from above-mentioned technical proposal, in the device leaked provided by the present invention for non-stop plugging sand holes, inner housing
Flange portion with tube body and positioned at tube body one end, shell body surrounds inner housing, and one end and the inner housing of shell body
The outer rim of flange portion is closed by nonrigid connector and connected, and the other end is concordant with the one end of tube body away from flange portion, in use,
Inner housing and shell body are adjacent to the circumocular vessel surface of sand, sand holes is located at the one end of pore away from flange portion of tube body
It is interior, then the chamber that shell body, inner housing, nonrigid connector and vessel surface are surrounded is vacuumized, is holding inner housing fastening
On device surface, the pore in body portion is finally tightly connected with closeouts, the closure leaked sand holes is completed.
From above-mentioned use process, sand holes are isolated by the tube body of inner housing, so not let out when being vacuumized to chamber
Leak the influence of thing.Because one end of inner housing has flange portion, so the lifting surface area at inner housing two ends differs greatly, therefore,
The situation of atmospheric pressure is several times as much as container internal pressure, the device that the present invention is provided can be blocked successfully using atmospheric pressure
Sand holes are leaked.
In summary, the device provided using the present invention can effectively reduce what pressure vessel interior media worked leak-stopping
Influence, and the engineering time is shorter, works well, success rate is high.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of schematic diagram of device leaked for non-stop plugging sand holes provided in an embodiment of the present invention.
Marked in figure：
1st, shell body；2nd, inner housing；3rd, nonrigid connector；4th, vacuum valve；5th, ball sealer；6th, closeouts；7th, the first sealing
Pad；8th, the second sealing gasket.
Embodiment
In order to make it easy to understand, the invention will be further described below in conjunction with the accompanying drawings.
It is a kind of schematic diagram of device leaked for non-stop plugging sand holes provided in an embodiment of the present invention referring to Fig. 1, this
The device that non-stop plugging sand holes that what inventive embodiments were provided be used for are leaked includes shell body 1, inner housing 2, nonrigid connector 3, true
Empty valve 4 and closeouts 6.
Wherein, inner housing 2 includes tube body (unmarked in figure) and the flange portion positioned at one end of tube body (is not marked in figure
Note), the one end of pore away from flange portion of tube body is more than sand holes to be blocked；
Shell body 1 is tubular, surrounds inner housing 2, and one end of shell body 1 passes through the outer of nonrigid connector 3 and flange portion
Edge closing connection, the other end is concordant with the one end of tube body away from flange portion, and " closing connection " refers to that nonrigid connector 3 will be interior
The flange portion of housing 2 is surrounded completely, while one end of shell body 1 surrounds nonrigid connector 3 completely, and shell body 1 and interior
The equal imporosity in junction of housing 2 and nonrigid connector 3；
Vacuum valve 4 is used to vacuumize, and vacuum valve 4 can both be located on shell body 1, can also be located at the flange of inner housing 2
In portion；
Closeouts 6 are used to be tightly connected close to one end of flange portion with the pore of tube body.
The method that sand holes are leaked with progress non-stop plugging using the device of the present invention comprises the following steps：
S1, is adjacent to the circumocular vessel surface of sand by the one end of inner housing 2 and shell body 1 away from nonrigid connector 3, makes sand
Eye is located in the pore of tube body.
As shown in figure 1, after inner housing 2 and shell body 1 are adjacent to vessel surface, sand holes face the pore of inner housing 2, because
Leakage (such as oil, gas) in this container is discharged from the pore of inner housing 2 to flange portion direction.
S2, the chamber surrounded by vacuum valve 4 to shell body 1, inner housing 2, nonrigid connector 3 and vessel surface is taken out very
It is empty.
As seen from Figure 1, after inner housing 2 and shell body 1 are adjacent to vessel surface, shell body 1, inner housing 2, nonrigid connector
3 and vessel surface surround a chamber, vacuum valve 4 is located on shell body 1, or in the flange portion of inner housing 2, therefore passes through
Vacuum valve 4 can be vacuumized to the chamber.
In vacuum, because inner housing 2 is connected with shell body 1 by nonrigid connector 3, so in external pressure
In the presence of, inner housing 2 has the trend that the axis along tube body is moved to sand holes direction, and after vacuumizing, inner housing 2 is just fastened
On vessel surface.
For meet vacuumize and the fastening vessel surface of inner housing 2 the need for, shell body 1 and inner housing 2 use hard material,
Atmospheric pressure can be born, nonrigid connector 3 can bear atmospheric pressure and with certain pliability, can realize shell body
Connection, sealing and relative movement between 1 and inner housing 2.
Referring to Fig. 1, in order to strengthen the sealing of chamber, in the one end of tube body away from flange portion first can be set to seal
Pad 7, can also set the second sealing gasket 8 in the one end of shell body 1 away from flange portion.First sealing gasket 7 is adopted with the second sealing gasket 8
With relatively soft encapsulant, to adapt to the sealing of mat surface.Moreover, in order that shell body 1 and inner housing 2 can preferably with
Vessel surface is adjacent to, and the circumocular vessel surface of sand can also be cleared up, make vessel surface smooth before step S1.
In the present embodiment, there is ball sealer 5 in vacuum valve 4, ball sealer 5 is the metal ball that outer layer has soft seal film,
So that having good sealing effectiveness at vacuum valve 4.Moreover, in order to strengthen sealing effectiveness, reach fast leak-stopping, it is permanently effective
Purpose, can be before step S1, to the closure glue that predetermined amount is inserted between shell body 1 and inner housing 2.
S3, closeouts 6 and the pore of tube body are tightly connected.
As shown in figure 1, because sand holes face the pore of inner housing 2, so after closeouts 6 seal pore, leakage
Thing is to the cross-sectional area that the active area of the active force of inner housing 2 is pore, and because the end of inner housing 2 has flange
Portion, so atmospheric pressure is the face area of flange portion and the cross section face of pore to the active area of the active force of inner housing 2
Product sum, it can be seen that, the lifting surface area at the two ends of inner housing 2 differs greatly, therefore, and the internal pressure for container is several times as much as atmospheric pressure
Strong situation, the device that the present invention is provided can successfully block sand holes leakage using atmospheric pressure.
The lifting surface area difference at the two ends of inner housing 2 is bigger, and the largest container internal pressure that can be blocked is bigger, specific practical application
In, the face area of flange portion is generally 10 times~50 times of the face area of tube body.Closeouts 6 can be pin or spiral shell
In bolt, the present embodiment, the pore of tube body has screw thread close to one end of flange portion, and closeouts 6 are sealing bolt, such as Fig. 1 institutes
Show.
In the device leaked provided by the present invention for non-stop plugging sand holes, inner housing 2 has tube body and positioned at body
The flange portion of portion one end, shell body 1 surrounds inner housing 2, and one end of shell body 1 and the outer rim of the flange portion of inner housing 2 pass through
The closing connection of nonrigid connector 3, the other end is concordant with the one end of tube body away from flange portion, in use, by inner housing 2 and shell
Body 1 is adjacent to the circumocular vessel surface of sand, sand holes is located in the one end of pore away from flange portion of tube body, then to shell
The chamber that body 1, inner housing 2, nonrigid connector 3 and vessel surface are surrounded is vacuumized, and inner housing 2 is fastened on vessel surface,
The pore in body portion is finally tightly connected with closeouts 6, the closure leaked sand holes is completed.
From above-mentioned use process, sand holes are isolated by the tube body of inner housing 2, so not let out when being vacuumized to chamber
Leak the influence of thing.Because one end of inner housing 2 has flange portion, so the lifting surface area at the two ends of inner housing 2 differs greatly, because
This, the situation of atmospheric pressure is several times as much as container internal pressure, and the device that the present invention is provided can be sealed successfully using atmospheric pressure
Block sand holes leakage.
In summary, the device provided using the present invention can effectively reduce what pressure vessel interior media worked leak-stopping
Influence, and the engineering time is shorter, works well, success rate is high.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to embodiment will be apparent for those skilled in the art, as defined herein general
Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will not
It can be restricted to embodiment illustrated herein, and be to fit to consistent with features of novelty with principles disclosed herein most wide
Scope.
Claims (9)
1. a kind of device leaked for non-stop plugging sand holes, it is characterised in that including：
Inner housing (2), the inner housing (2) includes tube body and the flange portion positioned at one end of the tube body, the body
The one end of the pore in portion away from the flange portion is more than sand holes to be blocked；
The shell body (1) of tubular, the shell body (1) surrounds the inner housing (2), and one end of the shell body (1) passes through
Nonrigid connector (3) is connected with the outer rim closing of the flange portion, the other end and one of the tube body away from the flange portion
Hold level with both hands neat；
For the vacuum valve (4) vacuumized, the vacuum valve (4) is located on the shell body (1), or positioned at the inner housing
(2) in flange portion；
Closeouts (6), the closeouts (6) are used to seal close to one end of the flange portion with the pore of the tube body and connected
Connect.
2. device according to claim 1, it is characterised in that the one end of the tube body away from the flange portion is provided with
First sealing gasket (7).
3. device according to claim 2, it is characterised in that the one end of the shell body (1) away from the flange portion is set
It is equipped with the second sealing gasket (8).
4. device according to claim 3, it is characterised in that the pore of the tube body is close to one end of the flange portion
With screw thread, the closeouts (6) are sealing bolt.
5. the device according to any one in Claims 1 to 4, it is characterised in that the face area of the flange portion is
10 times of the face area of the tube body~50 times.
6. device according to claim 5, it is characterised in that have ball sealer (5) in the vacuum valve (4), described close
Blocking (5) is the metal ball that outer layer has soft seal film.
7. a kind of method leaked for non-stop plugging sand holes, it is characterised in that methods described is used as in claim 1~6
Device described in any one, methods described includes：
Step A, sand holes week is adjacent to by the one end of the inner housing (2) and the shell body (1) away from the nonrigid connector (3)
The vessel surface enclosed, makes the sand holes be located in the pore of the tube body；
Step B, by the vacuum valve (4) to the shell body (1), the inner housing (2), the nonrigid connector (3) and
The chamber that vessel surface is surrounded is vacuumized；
Step C, the closeouts (6) and the pore of the tube body are tightly connected.
8. method according to claim 7, it is characterised in that also include before step A：To the circumocular container table of sand
Face is cleared up, and makes vessel surface smooth.
9. method according to claim 7, it is characterised in that also include before step A：To the shell body (1) and
The closure glue of predetermined amount is inserted between the inner housing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710606867.5A CN107166166B (en) | 2017-07-24 | 2017-07-24 | A kind of method and device for the leakage of non-stop plugging sand holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710606867.5A CN107166166B (en) | 2017-07-24 | 2017-07-24 | A kind of method and device for the leakage of non-stop plugging sand holes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107166166A true CN107166166A (en) | 2017-09-15 |
| CN107166166B CN107166166B (en) | 2019-07-30 |
Family
ID=59818088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710606867.5A Active CN107166166B (en) | 2017-07-24 | 2017-07-24 | A kind of method and device for the leakage of non-stop plugging sand holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107166166B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625100A (en) * | 2019-09-29 | 2019-12-31 | 福建福清核电有限公司 | Method for treating defective sand holes of mechanical equipment |
| CN111963539A (en) * | 2020-08-28 | 2020-11-20 | 国网冀北电力有限公司检修分公司 | Live-line pressure leakage blocking device and method for leakage at bolt of electrical equipment |
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| CN86207085U (en) * | 1986-09-20 | 1987-11-18 | 罗固事 | Penetration and casting-on machine for cast |
| CN1279373A (en) * | 1999-06-28 | 2001-01-10 | 中国人民武装警察部队学院 | Emergency leakage blocking device |
| CN2530130Y (en) * | 2002-03-04 | 2003-01-08 | 西南石油局川西采输处 | Pressure sticking and leakage mending appts. |
| EP1754924A1 (en) * | 2005-08-15 | 2007-02-21 | ewp Entwicklungsplanung und wirtschaftliche Projektbegleitung GmbH | Pumping device for containers with a leakage and pumping system |
| CN101434816A (en) * | 2008-12-15 | 2009-05-20 | 江西洪都航空工业集团有限责任公司 | Vacuum pumping micro-leak repair method |
| RU2557648C1 (en) * | 2014-10-20 | 2015-07-27 | Федеральное автономное учреждение "25 Государственный научно-исследовательский институт химмотологии Министерства обороны Российской Федерации" | Device for temporary filling of holes and cracks in stiff structures of any shape and configuration, which are filled with liquid |
| CN205470840U (en) * | 2016-01-06 | 2016-08-17 | 梁子康 | Liquid tank plugging device |
-
2017
- 2017-07-24 CN CN201710606867.5A patent/CN107166166B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86207085U (en) * | 1986-09-20 | 1987-11-18 | 罗固事 | Penetration and casting-on machine for cast |
| CN1279373A (en) * | 1999-06-28 | 2001-01-10 | 中国人民武装警察部队学院 | Emergency leakage blocking device |
| CN2530130Y (en) * | 2002-03-04 | 2003-01-08 | 西南石油局川西采输处 | Pressure sticking and leakage mending appts. |
| EP1754924A1 (en) * | 2005-08-15 | 2007-02-21 | ewp Entwicklungsplanung und wirtschaftliche Projektbegleitung GmbH | Pumping device for containers with a leakage and pumping system |
| CN101434816A (en) * | 2008-12-15 | 2009-05-20 | 江西洪都航空工业集团有限责任公司 | Vacuum pumping micro-leak repair method |
| RU2557648C1 (en) * | 2014-10-20 | 2015-07-27 | Федеральное автономное учреждение "25 Государственный научно-исследовательский институт химмотологии Министерства обороны Российской Федерации" | Device for temporary filling of holes and cracks in stiff structures of any shape and configuration, which are filled with liquid |
| CN205470840U (en) * | 2016-01-06 | 2016-08-17 | 梁子康 | Liquid tank plugging device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625100A (en) * | 2019-09-29 | 2019-12-31 | 福建福清核电有限公司 | Method for treating defective sand holes of mechanical equipment |
| CN111963539A (en) * | 2020-08-28 | 2020-11-20 | 国网冀北电力有限公司检修分公司 | Live-line pressure leakage blocking device and method for leakage at bolt of electrical equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107166166B (en) | 2019-07-30 |
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