CN106051374A - Under-pressure non-production-stop blocking device for leakage of insulated joint - Google Patents
Under-pressure non-production-stop blocking device for leakage of insulated joint Download PDFInfo
- Publication number
- CN106051374A CN106051374A CN201610383744.5A CN201610383744A CN106051374A CN 106051374 A CN106051374 A CN 106051374A CN 201610383744 A CN201610383744 A CN 201610383744A CN 106051374 A CN106051374 A CN 106051374A
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- CN
- China
- Prior art keywords
- pressure
- insulating joint
- sealant
- plugging device
- joint
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/17—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/175—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by using materials which fill a space around the pipe before hardening
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses an under-pressure non-production-stop blocking device for leakage of an insulated joint. The insulated joint is used for connecting two sleeves in an insulated mode. The blocking device comprises a sealing part, an annular cavity, a sealant injecting channel, a sealant injecting port and a high-pressure sealant cavity, wherein the sealing part is arranged on the sleeves in a sleeving mode; the annular cavity is formed by the sealing part surrounding the sleeves, and the annular cavity is used for accommodating the insulated joint; the sealant injecting channel is formed by the gap between the annular cavity and the insulated joint; the sealant injecting port is formed in the sealing part and communicates with the sealant injecting channel; and when leakage of the insulated joint occurs, a sealant which is injected under high pressure flows into the high-pressure sealant cavity through the sealant injecting port and the sealant injecting channel. According to the blocking device, the sealing part is arranged on the sleeves in the sleeving mode, the insulated joint is arranged in the sealing part, and meanwhile the lower end of the sealing part is provided with the sealant injecting port, the sealant injecting channel and the high-pressure sealant cavity; and when leakage of the insulated joint occurs, the sealant flows into the high-pressure sealant cavity through the sealant injecting port and the sealant injecting channel under the high pressure of 40 Mpa, so that the leakage point of the insulated joint is blocked, and under-pressure blocking of the leakage point is achieved.
Description
Technical field
The present invention relates to pipe fitting technical field, particularly relate to a kind of insulating joint and leak the closure not stopped production with pressure
Device.
Background technology
Insulating joint is a pipe fitting in long distance pipeline cathodic protection system, and major function is to be connected absolutely by two ends sleeve
Edge connects and seals, and cuts off the conducting of electric current in long distance pipeline, thus reaches cathodic protection and prevent the purpose of corrosive pipeline.
Wherein, the leading indicator evaluating insulating joint performance is insulating properties and sealing reliability energy.As it is shown in figure 1, absolutely
Edge joint uses adpting flange 11, insulating flange 12 and steel bushing 13 to make the fixing connection of two sleeves 1, relies on two-layer second exhausted
Listrium 14 and the second cushion rubber 15 are tightly connected the gap between flange 11 and insulating flange 12, and due to steel bushing 13 and insulating flange
Have gap between 12, be sequentially filled layer the 16, the 3rd insulation board 17 and sealant layer 18 seals, make simultaneously described steel bushing 13 with
Sleeve the most directly contacts and conducts electricity.But due to the second insulation board 14 intensity difference of insulating joint, sealing off gap can be caused to add
Reveal greatly.Additionally, at the scene circuit design time ignore and expand with heat and contract with cold, there is no anchoring flange, thus cause insulating joint two ends
Bear the power drawn and press very big, cause leakage, affect the normal use of equipment.
But, insulating joint is to install when new pipe laying, goes into operation and once reveals after running and cannot keep in repair, wants to change
Can only be stopped production pressure release, causes huge economic loss.
Summary of the invention
It is an object of the invention to provide a kind of insulating joint and leak the plugging device not stopped production with pressure, can let out at insulating joint
The leakage point of the closure insulating joint that do not stops production with pressure during leakage.
For achieving the above object, the invention provides following scheme:
A kind of insulating joint leaks the plugging device not stopped production with pressure, for blocking the leakage point of insulating joint, described absolutely
Edge joint is used for making two sleeve insulation connect；Described plugging device includes: seal member, is set on described sleeve；Described
Seal member forms annular housing around described sleeve, is used for housing described insulating joint；Described annular housing and described insulation
Gap between the bottom of joint forms glue injection channel；Gum-injecting port, is arranged on described seal member, with described glue injection channel even
Logical；High-pressure glue cavity, is arranged at the gap location that described insulating joint is connected with sleeve, connects with described glue injection channel, is used for
During the leakage of described insulating joint, the fluid sealant that high pressure injects is flowed into described high pressure through described gum-injecting port and described glue injection channel
In glue chamer body, to block the leakage point of described insulating joint.
Optionally, described plugging device includes: rubber injecting valve, is connected with described gum-injecting port, is used for controlling described glue injection channel
Opening and closing.
Optionally, described rubber injecting valve is check valve.
Optionally, described plugging device also includes: auxiliary seal cushion rubber, is arranged in described annular housing, is used for covering
Described high-pressure glue cavity.
Optionally, described plugging device also includes: trocar sheath, is set on the outer surface of described seal member.
Optionally, described plugging device also includes the first insulation board and the first cushion rubber, described first insulation board and described the
One cushion rubber is successively set between described seal member and described trocar sheath.
Optionally, the material of described seal member is epoxy resin.
The specific embodiment provided according to the present invention, the invention discloses techniques below effect:
Insulating joint of the present invention leaks the plugging device not stopped production with pressure and passes through sheathed seal member on sleeve, will insulation
Joint is positioned in described seal member, offers gum-injecting port, glue injection channel and high-pressure glue cavity simultaneously, work as institute on seal member
When stating insulating joint leakage, the fluid sealant that high pressure injects flows into high-pressure glue cavity by described gum-injecting port and described glue injection channel
In, to block the leakage point of described insulating joint, it is not necessary to stopping production pressure release can be achieved with the closure of the leakage point to insulating joint, fall
Low economic loss.Insulating joint of the present invention leaks the plugging device not stopped production with pressure and can the insulation of real-time implementation non-stop plugging connect
The leakage point of head, promptly and accurately.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only some enforcements of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the sectional structure chart of insulating joint；
Fig. 2 is the sectional structure chart one that insulating joint of the present invention leaks the plugging device not stopped production with pressure；
Fig. 3 is the sectional structure chart two that insulating joint of the present invention leaks the plugging device not stopped production with pressure；
Fig. 4 is the cross-section structure signal that insulating joint of the present invention leaks members in the plugging device not stopped production with pressure
Figure.
Symbol description
Sleeve 1 seal member 2
Glue injection channel 3 gum-injecting port 4
High-pressure glue cavity 5 rubber injecting valve 6
Auxiliary seal cushion rubber 7 trocar sheath 8
First insulation board 9 first cushion rubber 10
Adpting flange 11 insulating flange 12
Steel bushing 13 second insulation board 14
Second cushion rubber 15 packed layer 16
3rd insulation board 17 sealant layer 18.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
It is an object of the invention to provide a kind of insulating joint and leak the plugging device not stopped production with pressure, by overlapping on sleeve
If seal member, insulating joint is positioned in described seal member, on seal member, offers gum-injecting port, glue injection channel simultaneously
And high-pressure glue cavity, when described insulating joint leaks, the fluid sealant that high pressure injects is led to by described gum-injecting port and described injecting glue
Road flows in high-pressure glue cavity, to block the leakage point of described insulating joint, it is not necessary to stopping production pressure release can be achieved with insulating joint
The closure of leakage point, reduce economic loss.Insulating joint of the present invention leaks the plugging device not stopped production with pressure can be real-time
Realize the leakage point of non-stop plugging insulating joint, promptly and accurately.
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, real with concrete below in conjunction with the accompanying drawings
The present invention is further detailed explanation to execute mode.
First insulating joint is done simple introduction: as it is shown in figure 1, described insulating joint includes adpting flange 11 and insulation method
Orchid 12, steel bushing 13, two-layer the second insulation board the 14, second cushion rubber 15, packed layer the 16, the 3rd insulation board 17 and sealant layer 18.Institute
State adpting flange 11 and mate setting with described insulating flange 12, be used for fixing two described sleeves 1；Described steel bushing 13 and described ring
The inwall of shape cavity is fitted, and described steel bushing 13 is fixed with described adpting flange 11 and is connected, and has between described insulating flange 12
Gap, makes two described sleeve insulation；Described second insulation board 14 is sticked respectively at described adpting flange 11 and insulating flange 13
On；Described second cushion rubber is arranged on described in two-layer between the second insulation board.Described packed layer 16 is arranged on described steel bushing 13 and institute
State in the gap being parallel to described sleeve 1 between insulating flange 12；Described 3rd insulation board 17 be arranged on described steel bushing 13 with
In the gap being perpendicular to described sleeve 1 between described insulating flange 12.
As shown in figs 2-4, insulating joint of the present invention leaks the plugging device not stopped production with pressure for blocking insulating joint
Leakage point, wherein, described insulating joint is used for making two sleeves 1 insulation to connect.Insulating joint of the present invention leakage is with pressure not to stop
The plugging device produced includes seal member 2, glue injection channel 3, gum-injecting port 4 and high-pressure glue cavity 5.Wherein, described seal member 2 overlaps
Being located on described sleeve 1, described seal member 2 forms annular housing around described sleeve 1, is used for housing described insulating joint；
Gap between the bottom of described annular housing and described insulating joint forms glue injection channel 3；Described gum-injecting port 4 is arranged on described
On seal member 1, connect with described glue injection channel；Described high-pressure glue cavity 5 is arranged at the gap of described insulating joint and sleeve 1
Place, connects with described glue injection channel 3, and for when described insulating joint leaks, the fluid sealant that high pressure injects is through described injecting glue
Mouth 4 and described glue injection channel 3 are flowed in described high-pressure glue cavity 5, to block the leakage point of described insulating joint.Wherein, institute
State fluid sealant and typically inject described gum-injecting port 4 with the pressure of 40Mpa.
Preferably, the insulating joint of the present invention leakage plugging device not stopped production with pressure also includes rubber injecting valve 6, described rubber injecting valve
6 are connected with described gum-injecting port 4, to control the opening and closing of described glue injection channel 3, when described insulating joint leaks, open described note
Glue valve 6 is so that fluid sealant can be flowed in described glue injection channel 3 by gum-injecting port 4；When described insulating joint stops leakage,
Closing described rubber injecting valve 6 makes fluid sealant stop flow in described glue injection channel 3.In this embodiment, described rubber injecting valve 6 is unidirectional
Valve.
For improving sealing effectiveness, insulating joint of the present invention leaks the plugging device not stopped production with pressure and also includes auxiliary seal glue
Circle 7, described auxiliary seal cushion rubber 7 is arranged in described annular housing, is used for covering described high-pressure glue cavity 5.
As shown in Figures 2 and 3, the insulating joint of the present invention leakage plugging device not stopped production with pressure also includes trocar sheath 8, institute
State trocar sheath 8 and be set in the outer surface of described seal member 2, with fixing described seal member so that insulating joint of the present invention is let out
Leak each building block in the plugging device not stopped production with pressure to be stably arranged on two sleeves 1.Additionally, insulating joint of the present invention is let out
Leak the plugging device not stopped production with pressure and also include being successively set on the first insulation between described seal member 2 and described trocar sheath 8
Plate 9 and the first cushion rubber 10, improve the sealing effectiveness that two sleeves 1 connect further.
Wherein, the material of described seal member 2 is epoxy resin.Described seal member 2 by epoxy resin in described insulation
The outer surface of joint pours and forms, to guarantee insulating properties.Before pouring epoxy resin, carry out insulating joint outer surface beating
Mill processes, and removes dirt, corrosion and anticorrosive coat, makes at leakage point bright and clean, to improve sealing property.The cincture of described seal member 2
Sleeve 1 forms annular housing with accommodating described insulating joint, and arranging of described annular housing one is the entirety improving insulating joint
Rigidity, two is to arrange high-pressure glue cavity filling fluid sealant for convenience.After the epoxy resin poured solidifies 24 hours, if gone out
Existing insulating joint leakage accident, then from opening rubber injecting valve, glue injection channel filling is sealed by the high pressure applying 40Mpa by gum-injecting port
Glue, when the filling pressure of fluid sealant is more than the pressure of pipe interior, insulating joint can stop leakage, finally achieve sealing.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment, identical similar portion sees mutually.
Principle and the embodiment of the present invention are set forth by specific case used herein, saying of above example
Bright method and the core concept thereof being only intended to help to understand the present invention；Simultaneously for one of ordinary skill in the art, foundation
The thought of the present invention, the most all will change.In sum, this specification content is not
It is interpreted as limitation of the present invention.
Claims (7)
1. insulating joint leaks the plugging device not stopped production with pressure, for blocking the leakage point of insulating joint, described insulation
Joint is used for making two sleeve insulation connect；It is characterized in that, described plugging device includes:
Seal member, is set on described sleeve；Described seal member forms annular housing around described sleeve, is used for housing institute
State insulating joint；Gap between the bottom of described annular housing and described insulating joint forms glue injection channel；
Gum-injecting port, is arranged on described seal member, connects with described glue injection channel；
High-pressure glue cavity, is arranged at the gap location that described insulating joint is connected with sleeve, connects with described glue injection channel, is used for
During the leakage of described insulating joint, the fluid sealant that high pressure injects is flowed into described high pressure through described gum-injecting port and described glue injection channel
In glue chamer body, to block the leakage point of described insulating joint.
Insulating joint the most according to claim 1 leaks the plugging device not stopped production with pressure, it is characterised in that described closure
Device includes:
Rubber injecting valve, is connected with described gum-injecting port, for controlling the opening and closing of described glue injection channel.
Insulating joint the most according to claim 2 leaks the plugging device not stopped production with pressure, it is characterised in that described injecting glue
Valve is check valve.
Insulating joint the most according to claim 1 leaks the plugging device not stopped production with pressure, it is characterised in that described closure
Device also includes:
Auxiliary seal cushion rubber, is arranged in described annular housing, is used for covering described high-pressure glue cavity.
Insulating joint the most according to claim 1 leaks the plugging device not stopped production with pressure, it is characterised in that described closure
Device also includes:
Trocar sheath, is set on the outer surface of described seal member.
Insulating joint the most according to claim 5 leaks the plugging device not stopped production with pressure, it is characterised in that described closure
Device also includes that the first insulation board and the first cushion rubber, described first insulation board and described first cushion rubber are successively set on described sealing
Between parts and described trocar sheath.
7. leaking the plugging device not stopped production with pressure according to the insulating joint according to any one of claim 1-6, its feature exists
In, the material of described seal member is epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383744.5A CN106051374A (en) | 2016-05-27 | 2016-05-27 | Under-pressure non-production-stop blocking device for leakage of insulated joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383744.5A CN106051374A (en) | 2016-05-27 | 2016-05-27 | Under-pressure non-production-stop blocking device for leakage of insulated joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106051374A true CN106051374A (en) | 2016-10-26 |
Family
ID=57173200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610383744.5A Pending CN106051374A (en) | 2016-05-27 | 2016-05-27 | Under-pressure non-production-stop blocking device for leakage of insulated joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106051374A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644493A (en) * | 2018-08-06 | 2018-10-12 | 天津长瑞大通流体控制系统有限公司 | The sealing structure and encapsulating method of highly pressurised liquid baffle type pipe connections |
| CN111153061A (en) * | 2019-12-30 | 2020-05-15 | 清华大学 | Hydrogen leakage-proof device |
| CN112204684A (en) * | 2018-05-22 | 2021-01-08 | 迪睿合株式会社 | Material for repairing leaked oil, method for repairing leaked oil, and piping |
| CN113983277A (en) * | 2021-10-26 | 2022-01-28 | 王志海 | High-pressure pipeline leaking stopper with good plugging effect |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6305719B1 (en) * | 1998-10-30 | 2001-10-23 | Laurence S. Smith, Jr. | Pipe repair clamp |
| CN101994891A (en) * | 2009-08-27 | 2011-03-30 | 上海梅山钢铁股份有限公司 | High-temperature and high-pressure leakage blocking clamp tool with pressure |
| CN101994886A (en) * | 2010-10-29 | 2011-03-30 | 常熟市上海飞奥压力容器制造有限公司 | Integral insulating joint |
| CN201897038U (en) * | 2010-10-28 | 2011-07-13 | 浙江江山化工股份有限公司 | Special fixture for pressure leakage blocking in chemical pipe |
| CN203730957U (en) * | 2014-02-27 | 2014-07-23 | 沈阳鑫联石化设备有限公司 | Insulated joint |
| CN205781681U (en) * | 2016-05-27 | 2016-12-07 | 郭作阳 | A kind of insulating joint leaks the plugging device not stopped production with pressure |
-
2016
- 2016-05-27 CN CN201610383744.5A patent/CN106051374A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6305719B1 (en) * | 1998-10-30 | 2001-10-23 | Laurence S. Smith, Jr. | Pipe repair clamp |
| CN101994891A (en) * | 2009-08-27 | 2011-03-30 | 上海梅山钢铁股份有限公司 | High-temperature and high-pressure leakage blocking clamp tool with pressure |
| CN201897038U (en) * | 2010-10-28 | 2011-07-13 | 浙江江山化工股份有限公司 | Special fixture for pressure leakage blocking in chemical pipe |
| CN101994886A (en) * | 2010-10-29 | 2011-03-30 | 常熟市上海飞奥压力容器制造有限公司 | Integral insulating joint |
| CN203730957U (en) * | 2014-02-27 | 2014-07-23 | 沈阳鑫联石化设备有限公司 | Insulated joint |
| CN205781681U (en) * | 2016-05-27 | 2016-12-07 | 郭作阳 | A kind of insulating joint leaks the plugging device not stopped production with pressure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112204684A (en) * | 2018-05-22 | 2021-01-08 | 迪睿合株式会社 | Material for repairing leaked oil, method for repairing leaked oil, and piping |
| CN108644493A (en) * | 2018-08-06 | 2018-10-12 | 天津长瑞大通流体控制系统有限公司 | The sealing structure and encapsulating method of highly pressurised liquid baffle type pipe connections |
| CN111153061A (en) * | 2019-12-30 | 2020-05-15 | 清华大学 | Hydrogen leakage-proof device |
| CN113983277A (en) * | 2021-10-26 | 2022-01-28 | 王志海 | High-pressure pipeline leaking stopper with good plugging effect |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |