CN103133817A - Device and method for conducting online pipeline leakage stoppage - Google Patents
Device and method for conducting online pipeline leakage stoppage Download PDFInfo
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- CN103133817A CN103133817A CN2013100499886A CN201310049988A CN103133817A CN 103133817 A CN103133817 A CN 103133817A CN 2013100499886 A CN2013100499886 A CN 2013100499886A CN 201310049988 A CN201310049988 A CN 201310049988A CN 103133817 A CN103133817 A CN 103133817A
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Abstract
The invention discloses a device and method for conducting online pipeline leakage stoppage. The leakage stoppage device is mainly composed of adhesive sealing components and decompression fastening components, wherein the adhesive sealing components are matched with the decompression fastening components. During leakage stoppage, first, adhesive sealing positions of the adhesive sealing components are marked according to the position of a leaking opening on a pipeline; then, a group or a plurality of groups of adhesive sealing components are adhered on the marked adhesive sealing positions on the pipeline through adhesive sealing glue; then, decompression valves on the decompression fastening components are opened, and the decompression fastening components corresponding to the adhesive sealing components are clamped on the pipeline; and finally, the decompression valves on the decompression fastening components are closed, and the leakage stoppage is finished. By means of the scheme, fast online leakage stoppage for a soft pipeline or a hard pipeline can be achieved.
Description
Technical field
The present invention relates to a kind of pipe plugging technology, be specifically related to a kind of online pipe plugging technology.
Background technique
Fire-extinguisher water hose is that fire brigade is carried the important equipment of extinguishing medium when putting out a fire, and plays vital effect in fire fighting and rescue.In fire fighting, fire-extinguisher water hose usually can or run into the sharp weapon such as hard thrust and is scratched because of material ageing, phenomenon damaged and that leak occurs.And the water that leaks out under high pressure not only causes adverse effect to fire fighting and rescue, probably can lead to grave consequences.Especially on-the-spot at fire rescue, in case breaking appears in the mains water band, will directly affect the front court and supply water, the water band that more renews need to stop water pump, and the waste plenty of time, this is very worthless for the fire fighting and rescue of seizing every minute and second.At this moment just need under a kind of prerequisite not stopping supplying water the method for shutoff water band leakage hole.
At present, the most frequently used on-the-spot craft leakage mending method is to use strap to be wound around to tie up at the place of leaking, and perhaps use two-sided fastening adhesive tape to bond, but these method effects is unsatisfactory.Because fire-extinguisher water hose is operation under wet-out conditions, Bond its cementitiousness under water stain impact can be had a greatly reduced quality, and adds hydraulic pressure higher, and this quadrat method can realize the mending-leakage effect hardly, and therefore above-mentioned various methodologies all can not well address this problem.
For leakages such as hard pipeline such as metallic conduits, present leak stoppage tool kind is more, but the functional structure of these instruments, shutoff pressure, using method all design when there is no pressure in leakage pipe.When utilizing these instruments to carry out leak stopping, mostly all need leakage pipe is closed valve, reduce internal pressure.Even can be the reluctantly online leak stopping of some instrument, but leak stopping pressure, plugging effect, operating process do not meet on-the-spot emergency leakage blocking requirements of one's work yet.
Summary of the invention
The present invention is directed to existing pipe plugging technology and can't realize the problem of online quick, effective leak stopping, and the blocking method that a kind of online Pipe leakage stopper is provided and implements based on this device.Scheme provided by the invention can realize soft pipeline or hard pipeline are carried out online leak stopping fast.
In order to achieve the above object, the present invention adopts following technological scheme:
A kind of online Pipe leakage stopper, described leakage-baffling device comprises:
Seal parts, described seal parts along being bonded on pipeline of the circumferencial direction of pipeline sealing, and are distributed in the both sides of leakage hole on pipeline by seal glue, and described leakage hole both sides are seal parts of seal at least respectively;
The pressure release secure component, dismountable being folded on pipeline of described pressure release secure component, and wrap leakage hole on pipeline; Be provided with the pressure-releasing chamber that matches with leakage hole on pipeline in this pressure release secure component, be provided with the press seal chamber that is sealed and matched with the seal parts in described pressure release secure component.
In the preferred embodiment of this leakage-baffling device, when on described pipeline, the seal parts of the every side seal of leakage hole are a plurality of, even apart from distributing between them.
Further, the distribution distance between described seal parts is 1cm-50cm.
Further, above-mentioned seal parts are the ring-type seal parts with certain width, and the internal diameter of described ring-type seal parts is complementary with the external diameter of waiting for the leak stopping pipeline, and the press seal chamber in its external diameter, thickness and width and pressure release secure component is complementary; The inner side surface of described ring-type seal parts is the seal face that seal glue is set.
Further, the width of described ring-type seal parts is 0.5cm-30cm.
Further, described ring-type seal parts are joined by dismountable sealing between some circular arc seal parts and form.
Further, described pressure release secure component comprises pressure release fastener and gripping members, described pressure release fastener seals dismountable being formed by connecting mutually by some pressure release fastening blocks, along its bearing of trend, the circular arc resettlement groove is set on the internal surface of described every pressure release fastening block, and corresponding gas pressure relief slot and the press seal groove of arranging; Along the circumferential direction interconnect successively between described some pressure release fastening blocks and form the pressure release fastener, and make the circular arc resettlement groove on all pressure release fastening blocks complement each other to form the arrangement through hole that matches with pipeline along the setting of pressure release fastener bearing of trend, make simultaneously gas pressure relief slot on all pressure release fastening blocks and press seal groove complement each other to form corresponding pressure-releasing chamber and press seal chamber; Described gripping members connects and clamps all pressure release fastening blocks.
Further, described leakage-baffling device also comprises the positioning element of a seal parts seal position, location.
Further, a Decompression valves is set at least also on described pressure release secure component, the pressure-releasing chamber in described Decompression valves and pressure release secure component is communicated with.
Further, described Decompression valves is that 2 circumferencial directions along pressure release secure component when above distribute.
As the second purpose of the present invention, the online pipe plugging method that provides comprises the steps:
(1) after breaking appears in pipeline, according to revealing the position of mouth on pipeline, determine the seal position of seal parts;
(2) smear seal glue on the seal face of seal parts, and by seal glue with the seal adhering components on corresponding seal position on pipeline;
(3) until the seal adhering components firmly after, with corresponding being clamped on pipeline of pressure release secure component, and make pressure-releasing chamber on it and the leakage mouth corresponding matching of pipeline, make the medium that spills from the pipe leakage mouth enter into pressure-releasing chamber; Make simultaneously the press seal chamber on the pressure release secure component and seal the seal parts that are bonded on pipeline to be sealed and matched, and to the pressure of seal parts formation towards pipeline;
(4) after medium does not leak fully, complete leak stopping.
In the preferred version of blocking method, in described step (1), positioning element is arranged on pipeline and corresponding to revealing mouthful, this moment, the corresponding position determined on pipeline of two ends of positioning element was the seal position.
Further, when clamping the pressure release secure component in described step (3), at first according to revealing the corresponding relation of mouth and seal parts on the gas pressure relief slot on the pressure release fastening block that forms the pressure release secure component and press seal groove and pipeline, successively be placed in pipeline outer wall on by the circular arc resettlement groove on it every pressure release fastening block, and join by the respective outer side edges that is sealed and matched between adjacent pressure release fastening block, thereby make all pressure release fastening blocks along the circumferencial direction setting of pipeline, connect to form successively the pressure release secure component of parcel pipeline between all pressure release fastening blocks; Then, utilize gripping members to step up all pressure release fastening blocks, make all pressure release fastening blocks be clamped on pipeline, make simultaneously between adjacent pressure release fastening block to be sealed and matched.
Further, the step that the pressure release secure component is reclaimed after also being included in pipeline in described blocking method and not using.
The present invention who obtains according to such scheme can realize carrying out online leak stopping to revealing pipeline fast and effectively.Need not pipeline during the leak stopping operation and quit work, do not affect the work of relevant device fully; The leak stopping operating process simply can realize fast; Can guarantee after leak stopping that medium do not reveal, guarantee that the pressure medium in pipeline is constant, with reveal before consistent.
Simultaneously, scheme provided by the invention is not only applicable to the soft pipeline as fire-extinguisher water hose etc., also be applicable to just like the hard pipeline of metallic conduit etc.; And can realize ducted any medium is carried out leak stopping.
At last, the present invention can lead to the medium of revealing to discharge in implementing the leak stopping operating process and reclaim, and avoids waste and befouling environment.
Description of drawings
Further illustrate the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of online Pipe leakage stopper in the present invention;
Fig. 2 is the structural representation of seal parts in the present invention;
Fig. 3 is the sectional view of pressure release fastener in the present invention;
Fig. 4 is the plan view of pressure release fastening block in the present invention;
Fig. 5 is the structural representation of positioning element in the present invention;
Fig. 6 is the schematic flow sheet of online pipe plugging method in the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Referring to Fig. 1, online Pipe leakage stopper 100 provided by the invention mainly comprises seal parts 101, pressure release secure component 102 two-part.
As shown in Figure 2, when specifically arranging, this seal parts 101 are for having the ring-type seal parts of certain width, and the internal diameter of these ring-type seal parts is complementary with the external diameter of waiting for leak stopping pipeline 200, and its side is used for smearing corresponding seal glue 101a as the seal face.
Width and thickness for ring-type seal parts are decided according to the requirement of seal.Because the width of ring-type seal parts affects area of contact between ring-type seal parts and pipeline, directly affect the seal effect between ring-type seal parts and pipeline, the larger seal effect of width is better.Come according to the actual requirements in actual use to determine its width, as: if it is larger to reveal the pressure of medium, it affects the large of ring-type seal parts seal effect, and wider ring-type seal parts can be set; If it is little to reveal the pressure of medium, what it affected ring-type seal parts seal effect can be very not large, and narrower ring-type seal parts can be set; Can reach like this and both guarantee the seal effect, the purpose of not wasting again material.
Accordingly, the width of ring-type seal parts is generally 0.5cm-30cm, but the width of ring-type seal parts is not limited to this, and it can be greater than or less than according to the demand of reality this scope.
The thickness of ring-type seal parts arranges based on above-mentioned principle equally, can decide according to the demand of reality for concrete numerical value, is not given unnecessary details herein.
Referring to Fig. 2, because ring-type seal parts 101 need seal in use on pipeline 200, for the ease of operation, the ring-type seal parts 101 in the present invention are joined by dismountable sealing between some circular arc seal parts 101b and form.Coordinate between circular arc seal parts 101b and adopt the dismountable linkage structure 101c of sealing between the contact jaw that joins, as intermeshing tooth mouth structure etc.
In example approach shown in Figure 2, ring-type seal parts 101 are interconnected by two semicircular arc seal parts 101b and form, and operate like this and carry the convenience that all compares.But, can be connected to form by the circular arc seal parts 101b more than 2 for those ring-type seal parts 101 that are applicable to the very large pipeline of caliber, specifically can decide according to the actual requirements.
As shown in Figure 1, example approach provided by the invention is distinguished ring-type seal parts 101 of seal in the both sides at a distance of pipe leakage mouth certain distance.
In practical operation, as long as the seal position of ring-type seal parts 101 and the distance between the pipe leakage mouth can guarantee ring-type seal parts 101 and can carry out preferably seal, be generally 5cm-50cm, but concrete spacing is not limited to this, and it can be greater than or less than according to the demand of reality this scope.
Number for seal ring-type seal parts 101, equally also be not limited to number shown in Figure 1, they can be according to the actual requirements at the both sides of pipe leakage mouth 2 of seals of difference or above ring-type seal parts 101, can greatly improve like this sealing effect between leakage-baffling device 100 and pipeline 200, greatly improve the reliability of leak stopping.
Seal can distribute or asymmetric distribution symmetrically at the ring-type seal parts 101 of pipe leakage mouth both sides, can decide according to the actual requirements.If the ring-type seal parts 101 of every side seal are 2 when above, can adopt between ring-type seal parts 101 that even general spacing can be 1cm-50cm apart from distributing, but this spacing is not limited to this, it can be greater than or less than according to the demand of reality this scope.
In order further to improve the effect of seal, these seal parts 101 can adopt material identical with pipeline 200 to make.
Pressure release secure component 102, be used for seal parts 101 and pipeline 200 are clamped, in the time of simultaneously can the leak stopping operation, after forming seal space between the leakage mouth of leakage-baffling device 100 and pipeline 200, the medium that leaks out is carried out pressure-relief flow guide, avoid it to affect sealing effect between seal parts 101 and pipeline 200.
For this reason, this pressure release secure component 102 is dismountable to be folded on pipeline 200, and wraps leakage hole and the seal parts 101 of seal on pipeline on pipeline 200.Simultaneously, be provided with the pressure-releasing chamber 102a that matches with leakage hole on pipeline in the pressure release secure component, the medium that leaks out from pipeline during to leak stopping by pressure-releasing chamber 102a carries out pressure release, be convenient to clamp operation, the medium of avoiding leaking out impacts clamp operation and leak stopping at pressure release secure component 102 generation pressure.
In order to guarantee that the medium that leaks out is carried out good water conservancy diversion, pressure-releasing chamber 102a needs to cover fully the leakage mouth on pipeline.For this reason, in the present invention, this pressure-releasing chamber 102a adopts ring cavity structure, and its internal diameter matches with the external diameter of pipeline, and width is corresponding with bearing of trend and the size of leakage hole.
For the clamp operation of the pressure influence pressure release secure component 102 of further avoiding leaking medium with avoid leaking medium on the impact of surrounding environment, the present invention arranges Decompression valves 102b on pressure release secure component 102, Decompression valves 102b is communicated with pressure-releasing chamber 102a in pressure release secure component 102.Thus, coordinate by pressure-releasing chamber 102a and Decompression valves 102b, the medium that leaks is carried out water conservancy diversion go out in pressure release secure component 102, effectively avoid leaking medium in the clamp operation of the interior generation pressure influence of pressure release secure component 102 pressure release secure component 102; Simultaneously, can the medium that water conservancy diversion goes out be reclaimed by Decompression valves 102b, avoid it that environment is impacted, also can avoid the waste of resource.
In order further to improve actual water conservancy diversion operability, a plurality of Decompression valves 102b can be set on pressure release secure component 102, these a plurality of Decompression valves 102b distribute along pressure release secure component 102 whole body directions, and all realize being communicated with pressure-releasing chamber 102a respectively, can realize thus in any direction carrying out water conservancy diversion.
The present invention the inside of pressure release secure component 102 also be provided with pipeline on the press seal chamber 102c that is sealed and matched of the seal parts 101 of seal, this press seal chamber 102c is except being sealed and matched with seal parts 101, also to the pressure of seal parts 101 generations towards pipeline 200, effectively guarantee the sealing of whole device.
Because seal parts 101 integral body are ring, for with its perfect cooperation, press seal chamber 102c in the present invention adopts ring cavity structure, its internal diameter matches with the external diameter of pipeline, and the external diameter size coordinates with the external diameter of seal parts 101, and make the bottom of press seal chamber 102c to the downward pressure of upper surface generation of seal parts 101, further strengthen the seal effect between seal parts 101 and pipeline.
For realize and seal parts 101 between be sealed and matched, be provided with on press seal chamber 102c for both seal washer 102d of sealing.Concrete setting position and number for sealing packing ring 102d can be decided according to the actual requirements, offer corresponding seal washer resettlement groove as arranging in the bottom of press seal chamber 102c in the present invention, settle corresponding seal washer 102d in sealing packing ring resettlement groove, realize sealing between press seal chamber 102c bottom and seal parts 101 upper surfaces by sealing packing ring 102d.
For press seal chamber 102c arrange number and distributing position with seal the seal parts 101 on pipeline corresponding.As shown in Figure 1, in example approach provided by the invention, seal parts 101 of seal respectively in the both sides of pipe leakage mouth arrange a press seal chamber 102c therefore the both sides of pressure-releasing chamber 102a are corresponding respectively in pressure release secure component 102; When if a plurality of seal parts 101 are set in scheme, equally also corresponding a plurality of press seals chamber 102c that arranges in pressure release secure component 102.
Thus, be clamped on pipeline 200 when pressure release secure component 102 is dismountable, pressure-releasing chamber 102a on it and leakage hole meeting corresponding matching, the press seal chamber 102c on it forms corresponding relations to the seal parts 101 on pipeline simultaneously, is sealed and matched and compresses seal parts 101.
Referring to Fig. 3, in the present invention for the ease of operation, this pressure release secure component 102 mainly comprises pressure release fastener 102f and gripping members, wherein pressure release fastener integral body is that a cylinder (do not limit by concrete shape, can be cylindrical body etc.), and mutually seal dismountable being formed by connecting by some pressure release fastening block 102f1, and gripping members is used some pressure release fastening blocks is stepped up to join.
Referring to Fig. 4, along its bearing of trend, circular arc resettlement groove 102f3 is set on the internal surface of every pressure release fastening block 102f1, the radius of this circular arc resettlement groove 102f3 matches with the external diameter of pipeline; Upper also corresponding gas pressure relief slot 102f4 and the press seal groove 102f5 of being provided with in surface within it simultaneously, and the Decompression valves (scheming demonstration) that is communicated with gas pressure relief slot on this pressure release fastening block is being set on corresponding pressure release fastening block; Between these some pressure release fastening blocks along the circumferential direction (as the circumferencial direction of pipeline) can interconnect successively and form the pressure release fastener, and make the circular arc resettlement groove on all pressure release fastening blocks complement each other to form the arrangement through hole that matches with pipeline along the setting of pressure release fastener bearing of trend, make simultaneously gas pressure relief slot and press seal groove on all pressure release fastening blocks complement each other to form corresponding pressure-releasing chamber 102a and press seal chamber 102c.
Adopt with it for every pressure release fastening block the structure 102f2 that is sealed and matched between contact fitting surface between adjacent pressure release fastening block, as corresponding Stamping Steel Ribbon or sealant layer etc. are set between fitting surface, join as long as can guarantee to seal between the two.
Number for the pressure release fastening block can be decided according to the actual requirements, and in example approach as shown in Figure 3, the pressure release fastener is formed by connecting by the two pressure release fastening blocks in up and down, operates like this and carry the convenience that all compares.But, can be connected to form by the pressure release fastening block more than 2 for those pressure release fasteners that are applicable to the very large pipeline of caliber, specifically can decide according to the actual requirements.
Can adopt according to demand various structures in the present invention for the gripping members (not shown), as long as can clamp the pressure release fastening block, make to seal between tight pressure release fastening block and join, the while pipeline of clamping tightly gets final product, as adopting various turnbuckles, various restraint zones etc.Wherein stepping up the concrete holding position of parts can decide according to the actual requirements, generally is positioned at the two ends of pressure release fastening block.
On the basis of such scheme, the present invention also provides further optimized project: location parts 103 also are set in the composition structure of above-mentioned online Pipe leakage stopper 100.This positioning element is used for determining fast and accurately the seal position of seal device on pipeline, these parts come definite corresponding seal position on pipeline according to the corresponding relation between the 102c of press seal chamber in pressure release secure component 102, realize thus the corresponding matching of seal parts and press seal chamber 102c.
Based on above-mentioned requirements and principle, positioning element can adopt different structures according to the demand of use occasion and actual conditions, as adopts a scale, and it is easy to use, and can be fit to various occasions uses.Utilize scale to record the spacing between the 102c of press seal chamber in pressure release secure component 102, the recycling scale is measured definite corresponding seal position according to the spacing that records on pipeline, and make definite seal position be positioned at leakage hole both sides, there so both accurately had to be convenient.
Referring to Fig. 5, in the present invention, the positioning element 103 that adopts is the hollow out yoke configurations with certain width, it comprises a link arm 103a and two clip 103b, two clip 103b are vertically installed in respectively the two ends of link arm 103a, this clip 103b has the circular arc draw-in groove, and its size is corresponding with the external diameter of pipeline, is convenient to be stuck on pipeline.Spacing in its entire length of positioning element that forms thus and pressure release secure component 102 between press seal chamber 102c is corresponding.Like this when determining the seal position, as long as whole positioning element is stuck on pipeline by clip according to the position of leakage hole, its two ends clip corresponding position is exactly the seal position, is directly complying with the bonding seal parts of clip and is getting final product.
For guarantee that positioning element can be stuck on pipeline preferably when locating, the clip in positioning element has certain width, can increase both area of contact like this, improves the clamping effect.Simultaneously, the clip in positioning element also has certain thickness, can stop like this medium of leakage on the impact of seal position (stop water drench seal position) when positioning action, is convenient to follow-up seal operation.
The positioning element that such scheme forms is merely able to be applicable to use the situation of two seal parts, for the situation that a plurality of seal parts are arranged, with can according to the principle of such scheme on link arm according in pressure release secure component 102 between a plurality of press seals chamber 102c different spacings a plurality of clips (specifically principle as mentioned above, is not given unnecessary details herein) are set.
In practical operation, determine that according to the distance between the 102c of press seal chamber in pressure release secure component 102 limiting-members of seal position also can adopt other structure, be not limited to above-mentioned two schemes.
Based on said apparatus, the process that the present invention carries out the online leak stopping of pipeline following (referring to Fig. 6):
(1) after breaking appears in pipeline, according to the position of revealing on pipeline mouthful, determine the seal position of seal parts, the spacing in the spacing between determined seal position and pressure release secure component between the press seal chamber is corresponding, and is distributed in the both sides of leakage hole.
Can determine the seal position by corresponding positioning element in this step: according to the position of leakage hole, positioning element is arranged on pipeline, this moment, the corresponding position determined on pipeline of two ends of positioning element was the seal position, very accurately and quick.
(2) behind corresponding seal position, smear seal glue on the seal face of seal parts after determining, and by seal glue with the seal adhering components on the seal position that identifies on pipeline.
In this step, before carrying out seal, can first clear up pipe surface, can avoid like this medium that leaks on the impact of seal effect.
Due to the both sides of seal component distribution at leakage hole, and (medium of leakage can be from directly ejection forward of leakage hole not have around leakage hole obstacle (perhaps any leak stopping parts) can not form impact to the flow direction of the medium that leaks, namely flow out along its Vertical direction, can not have influence on its two side portions), the medium of avoiding like this leaking impacts seal, guarantees the effect of seal.Existing a small amount of medium flows out to both sides, and the clip in positioning element can stop the medium of this part, avoids it to affect the seal position.
When carrying out seal, each circular arc seal parts of forming ring-type seal parts are sealed successively according to the circular arc characteristics be bonded on the seal position, and seal successively and join by sealing dismountable linkage structure between adjacent circular arc seal parts, thereby make all circular arc seal parts distribute around pipe circumference, and be in turn connected to form the ring-type seal parts of sealed envelope pipeline.
(3) after the seal adhering components is firm, positioning element is removed, again the Decompression valves on the pressure release secure component is opened, according to the distributing position of leakage hole and seal device with corresponding being clamped on pipeline of pressure release secure component, and make pressure-releasing chamber and leakage hole corresponding matching on it, make simultaneously the press seal chamber on the pressure release secure component and seal the seal parts that are bonded on pipeline to be sealed and matched, and to the pressure of seal parts formation towards pipeline.The medium that spill from the pipe leakage mouth this moment is discharged leakage-baffling device through pressure-releasing chamber and the Decompression valves opened, avoids like this leaking out medium the seal operation of leakage-baffling device is impacted; If the medium of revealing has pollution to environment, can utilize recovering device to be communicated with Decompression valves, medium is reclaimed.
in this step when being clamped in the pressure release secure component on pipeline, at first according to revealing the corresponding relation of mouth and seal parts on the gas pressure relief slot on the pressure release fastening block that forms the pressure release secure component and press seal groove and pipeline, successively be placed in pipeline outer wall on according to the circular arc resettlement groove on it every pressure release fastening block, and coordinate by the structure that is sealed and matched (as Stamping Steel Ribbon or sealant layer etc.) between adjacent pressure release fastening block and join, thereby make all pressure release fastening blocks along the circumferencial direction setting of pipeline, connect to form the pressure release secure component of parcel pipeline between all pressure release fastening blocks, then, utilize gripping members to step up all pressure release fastening blocks, make all pressure release fastening blocks be clamped on pipeline, make simultaneously between adjacent pressure release fastening block to be sealed and matched.
This step is just stepped up leak stopping bonding between seal parts and pipeline after firmly, the medium of so further avoiding leaking can impact the seal effect of seal glue, greatly improved the effect of seal, even the MEDIA FLOW of leaking under the impact of pressure release secure component is to the seal parts of both sides, seal is firm due to the seal parts, the medium that leaks can not impact the seal effect of seal glue, effectively improves the reliability of leak stopping, the problem of secondary leakage can not occur.
(4) after the pressure release secure component is completed clamping, close the Decompression valves on it, complete leak stopping.In this process, medium in pipeline enters in pressure-releasing chamber from revealing mouth under pressure, but can't discharge in pressure-releasing chamber, along with medium constantly enters, pressure in pressure-releasing chamber constantly increases, there are some media can enter into from the gap between pressure release secure component and pipeline in the press seal chamber of both sides in pressure-releasing chamber, due in the press seal chamber and be sealed and matched fully between the seal parts, and between seal parts and pipeline, time sealing is bonding, enters in the press seal chamber medium and can't discharge outside the pressure release secure component; With constantly entering of medium, the interior pressure of pressure and pipeline that flows into the part of medium in pressure in final pressure-releasing chamber, press seal chamber can form consistent, the medium of pipeline will no longer enter into leakage-baffling device this moment, thereby realize that the medium in pipeline transmits with initial pressure, assurance relevant device or operation are effectively carried out.
After this pipeline finishes corresponding work, can dismantle recycling to the pressure release secure component on it.During dismounting, first open Decompression valves and discharge the interior medium of leakage-baffling device, then unclamp the gripping members on the pressure release secure component, remove at last the pressure release secure component on pipeline, this can realize reusing of pressure release secure component.
According to the characteristics of such scheme, it in use has the following advantages:
1, can be to the online leak stopping of carrying out of the leakage of the hard pipelines such as the soft pipelines such as fire-extinguisher water hose and metal tubes, practical.
2, utilize Decompression valves, effectively guarantee the validity of sealing and the recovery of medium, avoid the waste of resource.
3, make device and water band or metal tubes bonding by seal glue, guarantee the validity of sealing.
4, the seal glue that uses can be coated with in advance and wipe or well injection afterwards of clamping.
5, scheme is by the sign leakage region, and the easy-to-operat person selectes the position of seal glue.
When 6, changing water band or pipeline, whole device can take off, recycling.
7, whole device can be divided different specifications according to the engineering size of soft pipeline and hard pipeline.
Above demonstration and described basic principle of the present invention, major character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (10)
1. an online Pipe leakage stopper, is characterized in that, described leakage-baffling device comprises:
Seal parts, described seal parts along being bonded on pipeline of the circumferencial direction of pipeline sealing, and are distributed in the both sides of leakage hole on pipeline by seal glue, and described leakage hole both sides are seal parts of seal at least respectively;
The pressure release secure component, dismountable being folded on pipeline of described pressure release secure component, and wrap leakage hole on pipeline; Be provided with the pressure-releasing chamber that matches with leakage hole on pipeline in this pressure release secure component, be provided with the press seal chamber that is sealed and matched with the seal parts in described pressure release secure component.
2. a kind of online Pipe leakage stopper according to claim 1, it is characterized in that, described seal parts are the ring-type seal parts with certain width, the internal diameter of described ring-type seal parts is complementary with the external diameter of waiting for the leak stopping pipeline, and the press seal chamber in its external diameter, thickness and width and pressure release secure component is complementary; The inner side surface of described ring-type seal parts is the seal face that seal glue is set.
3. a kind of online Pipe leakage stopper according to claim 2, is characterized in that, described ring-type seal parts are joined by dismountable sealing between some circular arc seal parts and form.
4. a kind of online Pipe leakage stopper according to claim 1, it is characterized in that, described pressure release secure component comprises pressure release fastener and gripping members, described pressure release fastener seals dismountable being formed by connecting mutually by some pressure release fastening blocks, along its bearing of trend, the circular arc resettlement groove is set on the internal surface of described every pressure release fastening block, and corresponding gas pressure relief slot and the press seal groove of arranging; Along the circumferential direction interconnect successively between described some pressure release fastening blocks and form the pressure release fastener, and make the circular arc resettlement groove on all pressure release fastening blocks complement each other to form the arrangement through hole that matches with pipeline along the setting of pressure release fastener bearing of trend, make simultaneously gas pressure relief slot on all pressure release fastening blocks and press seal groove complement each other to form corresponding pressure-releasing chamber and press seal chamber; Described gripping members connects and clamps all pressure release fastening blocks.
5. according to claim 1 or 4 described a kind of online Pipe leakage stoppers, is characterized in that, a Decompression valves also is set on described pressure release secure component at least, and the pressure-releasing chamber in described Decompression valves and pressure release secure component is communicated with.
6. a kind of online Pipe leakage stopper according to claim 1, is characterized in that, described leakage-baffling device also comprises the positioning element of a seal parts seal position, location.
7. an online pipe plugging method, is characterized in that, described blocking method comprises the steps:
(1) after breaking appears in pipeline, according to revealing the position of mouth on pipeline, determine the seal position of seal parts;
(2) smear seal glue on the seal face of seal parts, and by seal glue with the seal adhering components on corresponding seal position on pipeline;
(3) until the seal adhering components firmly after, then with corresponding being clamped on pipeline of pressure release secure component, and make pressure-releasing chamber on it and the leakage mouth corresponding matching of pipeline, make the medium that spills from the pipe leakage mouth enter into pressure-releasing chamber; Make simultaneously the press seal chamber on the pressure release secure component and seal the seal parts that are bonded on pipeline to be sealed and matched, and to the pressure of seal parts formation towards pipeline;
(4) after medium does not leak fully, complete leak stopping.
8. a kind of online pipe plugging method according to claim 7, is characterized in that, in described step (1), positioning element is arranged on pipeline and corresponding to revealing mouthful, and this moment, the corresponding position determined on pipeline of two ends of positioning element was the seal position.
9. a kind of online pipe plugging method according to claim 7, it is characterized in that, when clamping the pressure release secure component in described step (3), at first according to revealing the corresponding relation of mouth and seal parts on the gas pressure relief slot on the pressure release fastening block that forms the pressure release secure component and press seal groove and pipeline, successively be placed in pipeline outer wall on by the circular arc resettlement groove on it every pressure release fastening block, and join by the respective outer side edges that is sealed and matched between adjacent pressure release fastening block, thereby make all pressure release fastening blocks along the circumferencial direction setting of pipeline, connect to form successively the pressure release secure component of parcel pipeline between all pressure release fastening blocks, then, utilize gripping members to step up all pressure release fastening blocks, make all pressure release fastening blocks be clamped on pipeline, make simultaneously between adjacent pressure release fastening block to be sealed and matched.
10. a kind of described online pipe plugging method of any one according to claim 7 to 9, is characterized in that, the step that after also being included in pipeline in described blocking method and not using, secure component is reclaimed.
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| CN104295854A (en) * | 2014-10-15 | 2015-01-21 | 中国石油天然气集团公司 | Oil and gas pipeline leakage emergency disposal clamp and method |
| CN110220068A (en) * | 2019-04-23 | 2019-09-10 | 阳江核电有限公司 | Nuclear piping leak stoppage tool and method |
| CN110566755A (en) * | 2019-08-14 | 2019-12-13 | 中国石油天然气集团有限公司 | design method for glass fiber composite material crack stopper of X100 gas transmission pipeline |
| CN114718152A (en) * | 2021-05-14 | 2022-07-08 | 云南傲远智能环保科技有限公司 | Plastic pipe well integrated device capable of preventing leakage |
| CN114811454A (en) * | 2022-05-10 | 2022-07-29 | 晋州市建投燃气有限公司 | Gas well pipeline leakage detection system and detection method |
| CN115013630A (en) * | 2022-05-17 | 2022-09-06 | 神华神东电力有限责任公司 | Leakage repairing device and method for pipeline |
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