CN113251240A - Explosion-proof outside of tubes plugging device speedily carries out rescue work - Google Patents
Explosion-proof outside of tubes plugging device speedily carries out rescue work Download PDFInfo
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- CN113251240A CN113251240A CN202110450817.9A CN202110450817A CN113251240A CN 113251240 A CN113251240 A CN 113251240A CN 202110450817 A CN202110450817 A CN 202110450817A CN 113251240 A CN113251240 A CN 113251240A
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- 238000007789 sealing Methods 0.000 claims abstract description 251
- 239000003292 glue Substances 0.000 claims abstract description 89
- 238000002347 injection Methods 0.000 claims abstract description 76
- 239000007924 injection Substances 0.000 claims abstract description 76
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 9
- 239000000565 sealant Substances 0.000 description 13
- 238000004880 explosion Methods 0.000 description 8
- 238000011084 recovery Methods 0.000 description 7
- 239000002390 adhesive tape Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- 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
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The invention relates to the field of pipeline plugging, in particular to an explosion-proof external pipe plugging device for rapid emergency, wherein the structure of the upper half part of the external pipe plugging device comprises: both ends respectively are equipped with last semicircle end ring about last semicircle casing, and both ends are connected with last sealing, last hinge seal about last semicircle casing, and the structure of the latter half of outside of tubes plugging device includes: the left end and the right end of the lower semicircular shell are respectively provided with a lower semicircular end ring, and the upper end and the lower end of the lower semicircular shell are connected with a lower hinge sealing body and a lower sealing body; the lower hinge sealing body is connected with the upper hinge sealing body through a hinge shaft; and the upper sealing body and the lower sealing body are provided with corresponding bolt holes, and the upper semicircular end ring, the upper sealing body, the upper hinge sealing body, the lower semicircular end ring, the lower hinge sealing body and the lower sealing body are provided with glue injection sealing grooves. The invention adopts the hinge opening and closing structure, the double sealing technology of the rubber strip and the glue injection and the selected accessory combination, can realize rapid emergency plugging and improves the sealing reliability.
Description
Technical Field
The invention relates to the field of pipeline plugging, in particular to an external plugging device for a rapid emergency explosion-proof pipe, and particularly relates to an emergency, rapid, safe and explosion-proof plugging device for breakage and leakage of high explosive medium conveying pipelines such as petroleum and natural gas.
Technical Field
The existing pipeline is aged and rusted for a long time, welded junction defects or corrosion, is subjected to internal and external stress action, is damaged by external force by mistake and the like, so that sudden leakage accidents occur occasionally and are difficult to avoid. If the leakage accident is not controlled timely, the explosion accident of the oil pipeline with 7.16 large connecting lines can be possibly caused. Especially in the current gas-fired residence era, if the emergency rapid explosion-proof emergency plugging technology and the matched device are not sound, the risk of causing property loss to the state continues to exist, and the life safety of common people is seriously endangered.
The pipeline emergency treatment technology is developed to a certain degree so far, most pipeline emergencies can be dealt with, but the technology is not sound, the storage of the comprehensive emergency rapid emergency treatment technology and device is lacked, especially the safe and effective control and in-time control technology and device which are used for continuous or untimely transmission stopping after the pipeline is leaked are lacked, the continuation and expansion of the situation is controlled firstly, then necessary measures are taken to solve the problem, and 7.16 accident lessons are absorbed.
Disclosure of Invention
The invention aims to provide a rapid emergency explosion-proof pipe outer plugging technology and a rapid emergency explosion-proof pipe outer plugging device, when various pipelines are damaged and leaked, manual or mechanical hands are selected to remotely, rapidly, safely and effectively perform emergency plugging without fire under pressure according to field conditions, the continuation and expansion of the situation are controlled firstly, and then follow-up recovery measures are taken. And auxiliary devices such as a fluid recovery pipe, a pressurized opening device and the like selected and matched on the pipe outer plugging device can be used for laying a foundation for subsequent treatment work such as pressurized opening or medium recovery and the like.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides an explosion-proof outer stopper of pipe of speedily carrying out rescue work, the structure of the first half of outer stopper of pipe include: both ends respectively are equipped with last semicircle end ring about last semicircle casing, and both ends are connected with last sealing, last hinge seal about last semicircle casing, and the structure of the latter half of outside of tubes plugging device includes: the left end and the right end of the lower semicircular shell are respectively provided with a lower semicircular end ring, and the upper end and the lower end of the lower semicircular shell are connected with a lower hinge sealing body and a lower sealing body; the lower hinge sealing body is connected with the upper hinge sealing body through a hinge shaft; and when the upper half part and the lower half part of the pipe outer plugging device are closed, the glue injection sealing groove forms a closed glue injection sealing loop, and the glue injection sealing groove is provided with a glue injection screw hole.
The quick-rescue anti-explosion pipe outer plugging device is characterized in that the lower sealing body and the lower hinge sealing body are provided with bosses corresponding to the glue injection sealing grooves of the upper sealing body and the upper hinge sealing body, and when the upper half part and the lower half part of the pipe outer plugging device are closed, the bosses cut into the glue injection sealing grooves for a certain depth.
According to the rapid emergency explosion-proof pipe outer plugging device, the adhesive tape sealing groove is formed in the inner side of the adhesive injection sealing groove, and when the upper half portion and the lower half portion of the pipe outer plugging device are closed, the adhesive tape sealing groove forms a closed adhesive tape sealing loop.
The outer plugging device of the rapid emergency explosion-proof pipe is characterized in that the inner sides of the upper semicircular end ring and the lower semicircular end ring are provided with explosion-proof copper rings.
Foretell explosion-proof outside of tubes plugging device speedily carries out rescue work, the junction of last semicircle casing and last edge seal is equipped with the hoist and mount ear seat, and the junction of lower semicircle casing and lower edge seal is equipped with the hoist and mount ear seat.
The quick emergency explosion-proof pipe outer plugging device is characterized in that the upper semicircular shell or the lower semicircular shell is provided with a flange group.
The above fast emergency explosion-proof pipe outer plugging device is characterized in that a drainage pipe is arranged on the opposite side of the flange group.
The quick emergency explosion-proof external pipe plugging device is an external pipe plugging device with a bent pipe section.
The quick emergency explosion-proof external pipe plugging device is a three-way external pipe plugging device.
The outer plugging device of the explosion-proof pipe for fast emergency rescue comprises an upper semicircular shell, a lower semicircular shell and a sealing pipe.
In order to meet the requirements of different working conditions and plugging objects, the invention provides a plurality of structures of the external pipe plugging device by using the same plugging principle:
1. explosion-proof occasions;
in the places for dealing with leakage and emergency rescue of natural gas and other high explosive medium conveying pipelines, an explosion-proof type pipe outer plugging device with a copper ring embedded in the outer end of an inner circle of an end ring and other pilot contact parts is required to be selected, so that the leakage medium is prevented from being detonated due to sparks generated by collision with a pipeline in the installation process;
2. plugging the bent pipe section;
when the bent pipe section has a leakage accident, the pipe outer plugging device with the same curvature as that of the sealed pipe is selected, the upper semicircular shell, the lower semicircular shell and the edge sealing body are set to be the same curvature as that of the sealed pipe, and the upper sealing end ring and the lower sealing end ring are ensured to be perpendicular to the axis of the sealed pipe, so that the bent pipe is sealed.
3. Plugging a side branch weld crater;
the upper semicircular shell and the lower semicircular shell are set into a three-way semicircular shell, the side sealing bodies which are not arranged in a hinge mode are set into corresponding corner side sealing bodies, and a group of upper and lower corresponding sealing end rings are arranged on the end face of the three-way, so that the outer sealing device of the side support welded junction pipe is formed.
4. Drainage plugging, hole opening plugging and no-fire adding and connecting of a side branch pipeline;
a drainage tube with a gate valve is arranged on a lower semicircular shell of the external pipe plugging device and is used for recovering fluid in a sealed pipeline or adding a bypass pipeline without fire.
A bypass pipe assembly with a flange and a gate valve is arranged on an upper semicircular shell of the outer pipe plugging device and used for butting a hole opener and the like, so that a hole is formed without firing or a bypass pipeline is additionally connected without firing.
Compared with an active plugging device, the invention has the beneficial effects that:
1. the hinge opening and closing structure, the rubber strip and glue injection double sealing technology and the selected accessory combination can realize quick emergency plugging, improve the sealing reliability and lay a foundation for subsequent work;
2. by adopting the design concept that the inner diameter of the upper sealing shell and the lower sealing shell is larger than the outer diameter of the sealed pipeline, the pipeline with deformed crevasses and center offset and staggered after fracture can be reliably plugged;
3. the side edge sealing is always a weak link, and the sealing technology that a boss is cut into a sealing groove is adopted, so that the passing performance of the sealant is effectively hindered, and the sealing strength and the sealing reliability are improved on the same scale;
4. the unilateral hinge type opening and closing structure effectively improves the installation and plugging speed and is more suitable for the operation of a manipulator;
5. due to the matching and the design of various structural functions, the leakage of pipelines of different types can be effectively blocked, and more practical requirements can be met;
drawings
Fig. 1 is a schematic structural diagram of a straight pipe section plugging device outside a rapid emergency explosion-proof pipe.
Fig. 2 is a sectional view of a quick emergency explosion-proof pipe outer straight pipe section plugging device.
Fig. 3 is a structural schematic diagram of an adhesive injection sealing groove and an adhesive tape sealing groove of a quick emergency explosion-proof pipe outer straight pipe section plugging device.
Fig. 4 is a sectional view of an external pipe plugging device with a hole digger or a branch butting flange and an overflow recovery interface of the external pipe straight pipe section plugging device for the rapid emergency explosion-proof pipe.
Fig. 5 is a structural schematic diagram of an external pipe plugging device of a rapid emergency explosion-proof external straight pipe section plugging device with a hole digger or a branch butting flange and an overflow recovery interface.
Fig. 6 is a structural schematic diagram of the pipe external plugging device with a hole opener or a branch butting flange and an overflow recovery interface in another direction of the pipe external straight pipe section plugging device for the rapid emergency explosion-proof pipe.
Fig. 7 is a schematic diagram of a quick emergency explosion-proof pipe outer straight pipe section plugging device with a three-way welded junction leakage pipe.
Fig. 8 is a schematic structural diagram of a quick emergency anti-explosion pipe outer straight pipe section plugging device with an anti-explosion copper ring.
Fig. 9 is a sectional view of a quick emergency anti-explosion pipe outer straight pipe section plugging device with an anti-explosion copper ring.
Fig. 10 is a schematic structural view of an external bend plugging device of a rapid emergency explosion-proof pipe.
The labels in the figure are: 1. the sealing structure comprises an upper semicircular end ring, a lower edge sealing body, a lower edge hinge sealing body, a lower semicircular shell, an upper semicircular shell, a lower semicircular shell, a glue injection sealing groove, a glue strip sealing body, a glue strip sealing groove, a glue strip sealing body, a glue injection sealing body, a boss, a glue injection screw hole, a fixing bolt hole, a lifting lug seat, a hinge shaft, a hole opening flange group, a drainage tube, an upper tee end ring, a special-shaped edge sealing body, an upper tee end ring, a lower tee end ring, a special-shaped edge sealing body, a lower tee semicircular shell, a hinge shaft, a hole opening flange group, a drainage tube, an upper tee end ring, an upper angle edge sealing body, an outer angle sealing body, an upper angle sealing body, a lower angle sealing body and a lower angle sealing body.
Detailed Description
Embodiment 1 quick emergency explosion-proof straight pipe section pipe outer plugging device
The utility model provides an explosion-proof straight tube section outside of tubes plugging device speedily carries out rescue work, the structure of the first half of outside of tubes plugging device include: both ends respectively are equipped with last semicircle end ring 1 about last semicircle casing 7, and both ends are connected with last sealing 3, last hinge seal 5 about last semicircle casing 7, and the structure of the latter half of outside of tubes plugging device includes: the left end and the right end of the lower semicircular shell 8 are respectively provided with a lower semicircular end ring 2, and the upper end and the lower end of the lower semicircular shell 8 are connected with a lower edge hinge sealing body 6 and a lower edge sealing body 4; the lower side hinge sealing body 6 is connected with the upper side hinge sealing body 5 through a hinge shaft 15; corresponding bolt holes are formed in the upper sealing body 3 and the lower sealing body 4, glue injection sealing grooves 9 are formed in the upper semicircular end ring 1, the upper sealing body 3, the upper hinge sealing body 5, the lower semicircular end ring 2, the lower hinge sealing body 6 and the lower sealing body 4, and when the upper half portion and the lower half portion of the pipe outer plugging device are closed, the glue injection sealing grooves 9 form a closed glue injection sealing loop. The glue injection sealing groove 9 is provided with a glue injection screw hole 12.
The inner diameters of the upper semicircular end ring 1 and the lower semicircular end ring 2 are the same as the outer diameter of the sealed pipeline, and the inner diameter formed by the upper semicircular shell 7 and the lower semicircular shell 8 is larger than the outer diameter of the sealed pipeline by a certain value. The pipe plugging device is used for plugging pipelines which are suitable for pipeline crevasse deformation, axis deviation and the like, so that the pipe external plugging device can be tightly closed under any condition, and a channel is reserved for recovering fluid in the pipe.
The connection part of the upper semicircular shell 7 and the upper sealing body 3 is provided with a lifting lug seat 14, and the connection part of the lower semicircular shell 8 and the lower sealing body 4 is provided with a lifting lug seat 14.
The use method of the quick emergency explosion-proof pipe outer straight pipe section plugging device comprises the following steps: lifting the lifting lug seat 14 by using a mechanical device to enable the straight pipe section plugging device to be placed at a pipe section position needing plugging, connecting the upper half part and the lower half part of the pipe outer plugging device through a hinge shaft 15, placing a rubber strip in a rubber strip sealing groove 10, placing the pipe outer plugging device outside a pipeline needing plugging, attaching an upper sealing body 3 and a lower sealing body 4 to each other, enabling the upper sealing body and the lower sealing body to pass through a fixing bolt hole 13 by using a bolt to be fixed, injecting glue into a glue injection sealing groove 9 through a glue injection screw hole 12, and plugging by using the bolt after glue injection is completed.
The glue injection sealing groove 9 of the upper hinge sealing body 5 is provided with the corresponding boss 11, and after the glue injection sealing groove is cut into, a sealant multi-wall-turning structure is provided, so that the extrusion of a sealant is prevented, and the sealing reliability is improved.
As shown in fig. 1-2, an external straight pipe section plugging device for a rapid emergency explosion-proof pipe comprises an upper half part of the external plugging device, which comprises: both ends respectively are equipped with last semicircle end ring 1 about last semicircle casing 7, and both ends are connected with last sealing 3, last hinge seal 5 about last semicircle casing 7, and the structure of the latter half of outside of tubes plugging device includes: the left end and the right end of the lower semicircular shell 8 are respectively provided with a lower semicircular end ring 2, and the upper end and the lower end of the lower semicircular shell 8 are connected with a lower edge hinge sealing body 6 and a lower edge sealing body 4; the lower side hinge sealing body 6 is connected with the upper side hinge sealing body 5 through a hinge shaft 15; corresponding bolt holes are formed in the upper sealing body 3 and the lower sealing body 4, glue injection sealing grooves 9 are formed in the upper semicircular end ring 1, the upper sealing body 3, the upper hinge sealing body 5, the lower semicircular end ring 2, the lower hinge sealing body 6 and the lower sealing body 4, and when the upper half portion and the lower half portion of the pipe outer plugging device are closed, the glue injection sealing grooves 9 form a closed glue injection sealing loop. The glue injection sealing groove 9 is provided with a glue injection screw hole 12.
The lower sealing body 4 and the lower hinge sealing body 6 are provided with bosses 11 corresponding to the glue injection sealing grooves 9 of the upper sealing body 3 and the upper hinge sealing body 5, and when the upper half part and the lower half part of the pipe external plugging device are closed, the bosses 11 cut into the glue injection sealing grooves 9 to a certain depth.
The inner side of the glue injection sealing groove 9 is provided with a rubber strip sealing groove 10, and when the upper half part and the lower half part of the pipe outer plugging device are closed, the rubber strip sealing groove 10 forms a closed rubber strip sealing loop. The connection part of the upper semicircular shell 7 and the upper sealing body 3 is provided with a lifting lug seat 14, and the connection part of the lower semicircular shell 8 and the lower sealing body 4 is provided with a lifting lug seat 14.
The use method of the quick emergency explosion-proof pipe outer straight pipe section plugging device comprises the following steps: lifting the lifting lug seat 14 by using a mechanical device to enable the straight pipe section plugging device to be placed at a pipe section position needing plugging, connecting the upper half part and the lower half part of the pipe outer plugging device through a hinge shaft 15, placing a rubber strip in a rubber strip sealing groove 10, placing the pipe outer plugging device outside a pipeline needing plugging, attaching an upper sealing body 3 and a lower sealing body 4 to each other, enabling the upper sealing body and the lower sealing body to pass through a fixing bolt hole 13 by using a bolt to be fixed, injecting glue into a glue injection sealing groove 9 through a glue injection screw hole 12, and plugging by using the bolt after glue injection is completed.
The glue injection sealing groove 9 of the upper hinge sealing body 5 is provided with the corresponding boss 11, and after the glue injection sealing groove is cut into, a sealant multi-wall-turning structure is provided, so that the extrusion of a sealant is prevented, and the sealing reliability is improved.
As shown in fig. 8-9, the structure of the upper half part of the pipe external plugging device comprises: both ends respectively are equipped with last semicircle end ring 1 about last semicircle casing 7, and both ends are connected with last sealing 3, last hinge seal 5 about last semicircle casing 7, and the structure of the latter half of outside of tubes plugging device includes: the left end and the right end of the lower semicircular shell 8 are respectively provided with a lower semicircular end ring 2, and the upper end and the lower end of the lower semicircular shell 8 are connected with a lower edge hinge sealing body 6 and a lower edge sealing body 4; the lower side hinge sealing body 6 is connected with the upper side hinge sealing body 5 through a hinge shaft 15; corresponding bolt holes are formed in the upper sealing body 3 and the lower sealing body 4, glue injection sealing grooves 9 are formed in the upper semicircular end ring 1, the upper sealing body 3, the upper hinge sealing body 5, the lower semicircular end ring 2, the lower hinge sealing body 6 and the lower sealing body 4, and when the upper half portion and the lower half portion of the pipe outer plugging device are closed, the glue injection sealing grooves 9 form a closed glue injection sealing loop. The glue injection sealing groove 9 is provided with a glue injection screw hole 12.
The lower sealing body 4 and the lower hinge sealing body 6 are provided with bosses 11 corresponding to the glue injection sealing grooves 9 of the upper sealing body 3 and the upper hinge sealing body 5, and when the upper half part and the lower half part of the pipe external plugging device are closed, the bosses 11 cut into the glue injection sealing grooves 9 to a certain depth.
The inner side of the glue injection sealing groove 9 is provided with a glue strip sealing groove 10, and when the upper half part and the lower half part of the pipe outer plugging device are closed, the glue strip sealing groove 10 forms a closed loop. The connection part of the upper semicircular shell 7 and the upper sealing body 3 is provided with a lifting lug seat 14, and the connection part of the lower semicircular shell 8 and the lower sealing body 4 is provided with a lifting lug seat 14.
The inner sides of the upper semicircular end ring 1 and the lower semicircular end ring 2 are provided with an explosion-proof copper ring 24.
The use method of the quick emergency explosion-proof pipe outer straight pipe section plugging device comprises the following steps: lifting the lifting lug seat 14 by using a mechanical device to enable the straight pipe section plugging device to be placed at a pipe section position needing plugging, connecting the upper half part and the lower half part of the pipe outer plugging device through a hinge shaft 15, placing a rubber strip in a rubber strip sealing groove 10, placing the pipe outer plugging device outside a pipeline needing plugging, attaching an upper sealing body 3 and a lower sealing body 4 to each other, enabling the upper sealing body and the lower sealing body to pass through a fixing bolt hole 13 by using a bolt to be fixed, injecting glue into a glue injection sealing groove 9 through a glue injection screw hole 12, and plugging by using the bolt after glue injection is completed.
The glue injection sealing groove 9 of the upper hinge sealing body 5 is provided with the corresponding boss 11, and after the glue injection sealing groove is cut into, a sealant multi-wall-turning structure is provided, so that the extrusion of a sealant is prevented, and the sealing reliability is improved.
Embodiment 4A rapid emergency explosion-proof pipe outer straight pipe section plugging device (connectable branch)
As shown in fig. 4-6, the structure of the upper half part of the external pipe stopper for rapid emergency and explosion protection comprises: both ends respectively are equipped with last semicircle end ring 1 about last semicircle casing 7, and both ends are connected with last sealing 3, last hinge seal 5 about last semicircle casing 7, and the structure of the latter half of outside of tubes plugging device includes: the left end and the right end of the lower semicircular shell 8 are respectively provided with a lower semicircular end ring 2, and the upper end and the lower end of the lower semicircular shell 8 are connected with a lower edge hinge sealing body 6 and a lower edge sealing body 4; the lower side hinge sealing body 6 is connected with the upper side hinge sealing body 5 through a hinge shaft 15; corresponding bolt holes are formed in the upper sealing body 3 and the lower sealing body 4, glue injection sealing grooves 9 are formed in the upper semicircular end ring 1, the upper sealing body 3, the upper hinge sealing body 5, the lower semicircular end ring 2, the lower hinge sealing body 6 and the lower sealing body 4, and when the upper half portion and the lower half portion of the pipe outer plugging device are closed, the glue injection sealing grooves 9 form a closed glue injection sealing loop. The glue injection sealing groove 9 is provided with a glue injection screw hole 12.
The lower sealing body 4 and the lower hinge sealing body 6 are provided with bosses 11 corresponding to the glue injection sealing grooves 9 of the upper sealing body 3 and the upper hinge sealing body 5, and when the upper half part and the lower half part of the pipe external plugging device are closed, the bosses 11 cut into the glue injection sealing grooves 9 to a certain depth.
The inner side of the glue injection sealing groove 9 is provided with a rubber strip sealing groove 10, and when the upper half part and the lower half part of the pipe outer plugging device are closed, the rubber strip sealing groove 10 forms a closed rubber strip sealing loop.
The connection part of the upper semicircular shell 7 and the upper sealing body 3 is provided with a lifting lug seat 14, and the connection part of the lower semicircular shell 8 and the lower sealing body 4 is provided with a lifting lug seat 14.
The upper semicircular shell 7 or the lower semicircular shell 8 is provided with a flange group 16. And a drainage tube 17 is arranged at the opposite side of the flange group 16.
The use method of the quick emergency explosion-proof pipe outer straight pipe section plugging device comprises the following steps: lifting the lifting lug seat 14 by using a mechanical device to enable the straight pipe section plugging device to be placed at a pipe section position needing plugging, connecting the upper half part and the lower half part of the pipe outer plugging device through a hinge shaft 15, placing a rubber strip in a rubber strip sealing groove 10, placing the pipe outer plugging device outside a pipeline needing plugging, attaching an upper sealing body 3 and a lower sealing body 4 to each other, enabling the upper sealing body and the lower sealing body to pass through a fixing bolt hole 13 by using a bolt to be fixed, injecting glue into a glue injection sealing groove 9 through a glue injection screw hole 12, and plugging by using the bolt after glue injection is completed.
The glue injection sealing groove 9 of the upper hinge sealing body 5 is provided with the corresponding boss 11, and after the glue injection sealing groove is cut into, a sealant multi-wall-turning structure is provided, so that the extrusion of a sealant is prevented, and the sealing reliability is improved.
The flange assembly 16 may be connected to a bypass for fluid recovery from the pipeline.
As shown in fig. 10, the upper sealing body 3, the lower sealing body 4, the upper hinge sealing body 5 and the lower hinge sealing body 6 of the embodiment 4 are respectively provided as an upper inner corner sealing body 25, a lower inner corner sealing body 26 and an upper outer corner sealing body 26, the upper semicircular shell 7 and the lower semicircular shell 8 are provided as an upper bent pipe section semicircular shell 27, and the pipe-bending-section pipe outer plugging device is formed, and the rest parts are the same as those of the embodiment 4.
The use method of the quick emergency explosion-proof pipe outer straight pipe section plugging device comprises the following steps: the pipe bending section angle plugging device is placed at a pipe section position needing plugging by using a mechanical device to lift a lifting lug seat 14, the upper half part and the lower half part of the pipe bending section angle pipe external plugging device are connected through a hinge shaft 15, an adhesive tape is placed in an adhesive tape sealing groove 10, the pipe external plugging device is placed at the outer side of a pipeline needing plugging, an upper sealing body 3 and a lower sealing body 4 are mutually attached, bolts penetrate through fixing bolt holes 13 to be fixed, glue is injected into a glue injection sealing groove 9 through glue injection screw holes 12, and the pipe bending section angle plugging device is plugged through the bolts after glue injection.
The glue injection sealing groove 9 of the upper hinge sealing body 5 is provided with the corresponding boss 11, and after the glue injection sealing groove is cut into, a sealant multi-wall-turning structure is provided, so that the extrusion of a sealant is prevented, and the sealing reliability is improved.
As shown in fig. 7, the structure of the upper sealing body 3 and the lower sealing body 4 of the embodiment 4 is set as an upper special-shaped edge sealing body 19 and a lower special-shaped edge sealing body 21, the upper semicircular shell 7 and the lower semicircular shell 8 are set as an upper three-way shell 22 and a lower three-way shell 23, and the upper three-way end ring 18 and the lower three-way end ring 20 are matched to form a three-way pipe outer plugging device for quickly plugging three-way welding seams of branch lines and buses and the like; the remaining components are the same as in example 4.
The use method of the rapid emergency anti-explosion pipe outer plugging device comprises the following steps: according to the pipeline to be blocked, a linear type blocking device or an angle pipe outer blocking device of a bent pipe section or a three-way pipe outer blocking device is selected, and the inner diameter of the blocking device is the same as the outer diameter of the pipeline to be blocked. The upper half part and the lower half part of the pipe outer plugging device are connected through a hinge shaft 15, a rubber strip is placed in a rubber strip sealing groove 10, the pipe outer plugging device is placed on the outer side of a pipeline to be plugged, an upper sealing body 3 and a lower sealing body 4 are mutually attached, bolts penetrate through fixing bolt holes 13 to be fixed, glue is injected into a glue injection sealing groove 9 through glue injection screw holes 12, and the pipe outer plugging device is plugged through the bolts after glue injection.
The glue injection sealing groove 9 of the upper hinge sealing body 5 is provided with the corresponding boss 11, and after the glue injection sealing groove is cut into, a sealant multi-wall-turning structure is provided, so that the extrusion of a sealant is prevented, and the sealing reliability is improved.
Claims (10)
1. The utility model provides an explosion-proof outside of tubes plugging device speedily carries out rescue work which characterized in that, the structure of the first half of outside of tubes plugging device include: both ends respectively are equipped with last semicircle end ring (1) about last semicircle casing (7), and both ends are connected with above seal (3), above hinge seal (5) about last semicircle casing (7), and the structure of the latter half of outside of tubes plugging device includes: the left end and the right end of the lower semicircular shell (8) are respectively provided with a lower semicircular end ring (2), and the upper end and the lower end of the lower semicircular shell (8) are connected with a lower hinge sealing body (6) and a lower sealing body (4); the lower side hinge sealing body (6) is connected with the upper side hinge sealing body (5) through a hinge shaft (15); be equipped with the bolt hole that corresponds on last sealing body (3) and lower sealing body (4), be equipped with injecting glue seal groove (9) on last semicircle end links (1), last sealing body (3), last hinge seal (5), lower semicircle end links (2), lower hinge seal (6), lower sealing body (4), when the first half and the latter half of outside of tubes plugging device were closed, injecting glue seal groove (9) formed closed injecting glue sealing circuit, are equipped with injecting glue screw (12) on injecting glue seal groove (9).
2. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein the lower sealing body (4) and the lower hinge sealing body (6) are provided with bosses (11) corresponding to the glue injection sealing grooves (9) of the upper sealing body (3) and the upper hinge sealing body (5), and when the upper half part and the lower half part of the pipe outer plugging device are closed, the bosses (11) cut into the glue injection sealing grooves (9) to a certain depth.
3. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein a rubber strip sealing groove (10) is formed in the inner side of the rubber injection sealing groove (9), and when the upper half portion and the lower half portion of the pipe outer plugging device are closed, the rubber strip sealing groove (10) forms a closed rubber strip sealing loop.
4. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein the inner sides of the upper semicircular end ring (1) and the lower semicircular end ring (2) are provided with explosion-proof copper rings (24).
5. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein a lifting lug seat (14) is arranged at the joint of the upper semicircular shell (7) and the upper sealing body (3), and a lifting lug seat (14) is arranged at the joint of the lower semicircular shell (8) and the lower sealing body (4).
6. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein the upper semicircular shell (7) or the lower semicircular shell (8) is provided with a flange set (16).
7. The rapid emergency explosion-proof pipe outer plugging device according to claim 6, wherein a drainage pipe (17) is arranged at the opposite side of the flange set (16).
8. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein the pipe outer plugging device is a pipe bending pipe outer plugging device.
9. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein the pipe outer plugging device is a three-way pipe outer plugging device.
10. The rapid emergency explosion-proof pipe outer plugging device according to claim 1, wherein the inner diameters of the upper semicircular shell (7) and the lower semicircular shell (8) are larger than the outer diameter of the sealed pipeline by a certain value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110450817.9A CN113251240A (en) | 2021-04-26 | 2021-04-26 | Explosion-proof outside of tubes plugging device speedily carries out rescue work |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110450817.9A CN113251240A (en) | 2021-04-26 | 2021-04-26 | Explosion-proof outside of tubes plugging device speedily carries out rescue work |
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| CN113251240A true CN113251240A (en) | 2021-08-13 |
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| CN202110450817.9A Pending CN113251240A (en) | 2021-04-26 | 2021-04-26 | Explosion-proof outside of tubes plugging device speedily carries out rescue work |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9403961U1 (en) * | 1994-03-09 | 1994-05-11 | Connectorate Ag, Dottikon | Multi-part sealing device |
| CN201651662U (en) * | 2010-05-18 | 2010-11-24 | 四川赛尔阀门制造有限公司 | Pipeline online repair device |
| CN202719329U (en) * | 2012-06-20 | 2013-02-06 | 中船重工（沈阳）辽海输油设备有限公司 | Split weld-free injecting clamp |
| CN203131318U (en) * | 2013-03-26 | 2013-08-14 | 克拉玛依市弘峰科技有限公司 | Pressure-relieving and drainage type sealing fixture |
| CN104676192A (en) * | 2013-11-26 | 2015-06-03 | 天津市海王星海上工程技术股份有限公司 | Three-way device suitable for seabed pipeline maintenance |
| KR101563108B1 (en) * | 2015-04-03 | 2015-10-23 | 황병범 | Sealing apparatus for water leakage prevention |
| WO2018000538A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Unmanned shipborne pipeline maintenance fixture |
| CN108240523A (en) * | 2016-12-27 | 2018-07-03 | 中国石油天然气股份有限公司 | Pipeline sealing special-shaped clamp |
| CN209484153U (en) * | 2018-12-29 | 2019-10-11 | 焦作市鸣雷带压密封科技有限公司 | A kind of tee tube blocking clamper |
-
2021
- 2021-04-26 CN CN202110450817.9A patent/CN113251240A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9403961U1 (en) * | 1994-03-09 | 1994-05-11 | Connectorate Ag, Dottikon | Multi-part sealing device |
| CN201651662U (en) * | 2010-05-18 | 2010-11-24 | 四川赛尔阀门制造有限公司 | Pipeline online repair device |
| CN202719329U (en) * | 2012-06-20 | 2013-02-06 | 中船重工（沈阳）辽海输油设备有限公司 | Split weld-free injecting clamp |
| CN203131318U (en) * | 2013-03-26 | 2013-08-14 | 克拉玛依市弘峰科技有限公司 | Pressure-relieving and drainage type sealing fixture |
| CN104676192A (en) * | 2013-11-26 | 2015-06-03 | 天津市海王星海上工程技术股份有限公司 | Three-way device suitable for seabed pipeline maintenance |
| KR101563108B1 (en) * | 2015-04-03 | 2015-10-23 | 황병범 | Sealing apparatus for water leakage prevention |
| WO2018000538A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Unmanned shipborne pipeline maintenance fixture |
| CN108240523A (en) * | 2016-12-27 | 2018-07-03 | 中国石油天然气股份有限公司 | Pipeline sealing special-shaped clamp |
| CN209484153U (en) * | 2018-12-29 | 2019-10-11 | 焦作市鸣雷带压密封科技有限公司 | A kind of tee tube blocking clamper |
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Application publication date: 20210813 |
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