CN107327653A - A kind of plugging device repaired applied to pipeline on-line production - Google Patents

A kind of plugging device repaired applied to pipeline on-line production Download PDF

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Publication number
CN107327653A
CN107327653A CN201710507200.XA CN201710507200A CN107327653A CN 107327653 A CN107327653 A CN 107327653A CN 201710507200 A CN201710507200 A CN 201710507200A CN 107327653 A CN107327653 A CN 107327653A
Authority
CN
China
Prior art keywords
pipeline
plug
plugging
repaired
line production
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
Application number
CN201710507200.XA
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Chinese (zh)
Inventor
陈煜�
曾志鸿
叶强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Xingguang Gas Group Co Ltd
Original Assignee
Ningbo Xingguang Gas Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningbo Xingguang Gas Group Co Ltd filed Critical Ningbo Xingguang Gas Group Co Ltd
Priority to CN201710507200.XA priority Critical patent/CN107327653A/en
Publication of CN107327653A publication Critical patent/CN107327653A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10Means for stopping flow from or in pipes or hoses
    • F16L55/11Plugs
    • F16L55/1141Plugs the plug being made of elastic material

Abstract

The invention discloses a kind of plugging device repaired applied to pipeline on-line production, including a push rod and at least one be installed on push rod one end and the plug matched with internal diameter of the pipeline shape, the internal diameter size of the outside dimension of plug not less than pipeline;The method that plugging device is applied to blocking pipe includes step:Step a, applies lubricant, and plug is filled in pipeline to the periphery of plug;Step b, maintenance operation is carried out to pipeline.Its technical scheme can conveniently complete the operation of pipeline on-line production maintenance, operation without carrying out stopping transportation before pipe-line maintenance, without the large-scale plugging device of use, so that pipeline maintenance process succinctly facilitates, greatly save cost, unnecessary trouble is avoided, and overall structure is simple and reliable, it is easy to manufacture.

Description

A kind of plugging device repaired applied to pipeline on-line production
Technical field
The present invention relates to pipeline maintenance technical field of auxiliary equipment, more particularly to a kind of repair applied to pipeline on-line production Plugging device.
Background technology
Pipeline transportation is widely used in commercial Application and domestic life field, mainly to transport water, gas and oil, example Such as natural gas and running water.And the operation for carrying out maintenance and repair is typically necessary after pipeline long-term use, mainly include Such as weld, derust operation.The pipeline netting twine of full wafer is needed to carry out the advance behaviour of stopping transportation in pipe-line maintenance maintenance process at present Make, but so manufacture some unnecessary troubles unavoidably, have influence on the normal of other pipelines and use.Profit is occurred on the market at present Operation is carried out with large-scale plugging device temporary plugging pipeline to realize the effect of maintenance on-line production, but these equipment are generally heavy, And use and not convenient, maintenance maintenance personnel are difficult to the operation for conveniently carrying out blocking pipe.
The content of the invention
For the above-mentioned problems in the prior art, one kind is now provided and is intended to can conveniently to complete pipeline not stop The plugging device for being applied to the maintenance of pipeline on-line production of defeated maintenance operation, pipeline maintenance process succinctly facilitates, greatlyd save into This, and overall structure is simple and reliable, it is easy to manufacture.
Concrete technical scheme is as follows:
A kind of plugging device repaired applied to pipeline on-line production, including a push rod are installed on push rod one with least one The plug at end, and the external diameter and internal diameter of the pipeline matching size of plug;
The method that plugging device is applied to blocking pipe includes step:Step a, lubricant is applied to the periphery of plug, and Plug is filled in pipeline;Step b, maintenance operation is carried out to pipeline.
Preferably, a flexible flexible axle is provided between push rod and plug, and flexible axle two ends connect push rod respectively And plug.
Preferably, push rod one end is connected with first screw rod, and plug is set in outside the first screw rod, the front and back end of plug The first nut that face is rotatably connected on the first screw rod by one respectively is fixed on the first screw rod.
Preferably, the one end of flexible axle away from push rod is connected with second screw rod, and plug is set in outside the second screw rod, The second nut that the front/rear end of plug is rotatably connected on the second screw rod by one respectively is fixed on the second screw rod.
Preferably, step a also includes step a1:Foaming agent is injected into pipeline to detect the sealing of plug blocking pipe Property.
Preferably, flexible axle two ends connect push rod and the second screw rod, and push rod, flexible axle, second by way of welding respectively The axis direction of screw rod is located along the same line.
Preferably, lubricant is butter fat, foaming agent is suds.
Preferably, the quantity of plug is one, and plug is integrally made up of rubber, and push rod is made up of metal material.
Preferably, being embedded with ceramic block and/or iron block inside plug.
Preferably, the periphery ring-type of plug offers one of annular groove, and sealing ring is embedded with annular groove.
The beneficial effect of above-mentioned technical proposal is:
The operation of pipeline on-line production maintenance can be conveniently completed, the behaviour without carrying out stopping transportation before pipe-line maintenance Make, without using large-scale plugging device so that pipeline maintenance process succinctly facilitates, greatly save cost, it is to avoid not Necessary trouble, and overall structure is simple and reliable, it is easy to manufacture.
Brief description of the drawings
The structural representation for the plugging device embodiment one that Fig. 1 repairs for the present invention applied to pipeline on-line production;
The concrete application structural representation for the plugging device embodiment one that Fig. 2 repairs for the present invention applied to pipeline on-line production Figure;
The structural representation for the plugging device embodiment two that Fig. 3 repairs for the present invention applied to pipeline on-line production;
The concrete application structural representation for the plugging device embodiment two that Fig. 4 repairs for the present invention applied to pipeline on-line production Figure.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, it is real below The plugging device that pipeline on-line production repairs that is applied to for applying that example combination 1 to 4 couple of present invention of accompanying drawing provides is specifically addressed.
Embodiment one,
Refering to Fig. 1, for the structural representation for the plugging device embodiment one repaired applied to pipeline on-line production;With reference to Fig. 2, For the concrete application structural representation for the plugging device embodiment one repaired applied to pipeline on-line production.Such as institute in Fig. 1 and Fig. 2 Show, the plugging device that the present invention is provided is applied to blocking pipe 6 during pipeline maintenance, including a push rod 1 and at least one installation In the one end of push rod 1 and the plug 2 that matches with the inner diameter shape of pipeline 6, the outside dimension of plug 2 is not less than the internal diameter size of pipeline 6, The method that plugging device is applied to blocking pipe includes step:Step a, applies lubricant to the periphery of plug 2, and by plug 2 Fill in pipeline 6;Step b, maintenance operation is carried out to pipeline 6.
In the above-mentioned technical solutions, plug 2 is made up of elastomeric material, and push rod 1 is made up of metal material, can be specifically Iron or copper or other materials or wooden material, and push rod 1 can be the knot of solid rod or hollow pipe Structure.The operation of pipeline maintenance generally refers to the operation of welding but it is also possible to be operations such as appearance derusting in the present embodiment.And energy It is enough that preferable sealing effectiveness is played after pipeline 6 is filled in, it is to avoid oil, gas or the water in pipeline 6 are blocked when on-line production is welded Spill, the position of welding can be the location A as marked in Fig. 2.
So as to conveniently complete the operation of pipeline on-line production maintenance, without carrying out stopping transportation before pipe-line maintenance Operation, without the large-scale plugging device of use so that the maintenance process of pipeline 6 succinctly facilitates, and greatlys save cost, it is to avoid Unnecessary trouble, and overall structure is simple and reliable, it is easy to manufacture.Specifically, the external diameter of plug 2 be more than the internal diameter 1mm of pipeline 6~ 1.5mm。
In a preferred embodiment, the one end of push rod 1 is connected with first screw rod 31, and plug 2 is set in Outside one screw rod 31, the first nut 41 that the front/rear end of plug 2 is rotatably connected on the first screw rod 31 by one respectively is fixed on On one screw rod 31, so that fixed effect is preferable and is conveniently adjusted position.In addition, as can be known from Fig. 1, overall plug 2 is in half-conical Type or cylindrical-shaped structure, and this is not limited to, the first screw rod 31 is formed directly to open up external screw thread in the one end of push rod 1, but also may be used The one end of push rod 1 is welded on the first screw rod 31, and the axial direction of the first screw rod 31 be located at the axis direction of push rod 1 it is same On straight line.It is worthy of note that, the shape of push rod 1 is not limited to the structure of cylinder or other are various square or special-shaped Structure, it is existing common mode, therefore is repeated no more.Further, the quantity of plug 2 is one but it is also possible to be multiple What plug 2 was arranged side by side is set in the structure outside the first screw rod 31, changes with specific reference to the demand of closure pressure.
Embodiment two,
Refering to Fig. 3, for the structural representation for the plugging device embodiment two repaired applied to the on-line production of pipeline 6;With reference to figure 4, for the concrete application structural representation for the plugging device embodiment two repaired applied to the on-line production of pipeline 6.As in Fig. 1 and Fig. 2 Shown, the plugging device and above-described embodiment one that the present embodiment is provided are essentially identical, and it the difference is that only, in the He of push rod 1 A flexible flexible axle 5 is provided between plug 2, and the two ends of flexible axle 5 connect push rod 1 and plug 2 respectively.Further, it is soft The one end of axle 5 away from push rod 1 is connected with second screw rod 32, and plug 2 is set in outside the second screw rod 32, before plug 2 The second nut 42 that rear end face is rotatably connected on the second screw rod 32 by one respectively is fixed on the second screw rod 32, so that fixed effect Preferably and it is conveniently adjusted position.Further, the two ends of flexible axle 5 connect the screw rod 32 of push rod 1 and second by way of welding respectively, And push rod 1, flexible axle 5, the axis direction of the second screw rod 32 are located along the same line.Specifically, as shown in Figure 4, pipeline 6 is carried out The position of maintenance is and corresponding in shown B location, and the present embodiment is primarily adapted for use in be repaired to the pipeline 6 of bent tube type Operation, by the flexible characteristic of flexible axle 5, plug 2 stretches into the intersegmental part of pipeline 6 of bending, and flexible axle 5 is commonly uses in industry Structure, can the structure of bellows or the structure of hollow hoses or the softer material of quality be made Club or tube.
In a preferred embodiment, relative to embodiment one, in the present embodiment, above-mentioned step a also includes Step a1:Foaming agent is injected into pipeline 6 to detect the sealing of the blocking pipe 6 of plug 2.And the step in above-mentioned step Plug 2 is filled in after pipeline 6 in a.In addition, above-mentioned lubricant is butter fat, foaming agent is suds, and equal cost is relatively low but energy Access preferably effect.
In addition, being directed to the above embodiments one and embodiment two, plug 2 is overall to be made up but it is also possible to be each of rubber Mixing material is planted to be made.It is preferred that, ceramic block and/or iron block or other block or powders are embedded with inside plug 2 Material with strengthen closure pressure.Further, the periphery ring-type of plug 2 offers one of annular groove (not shown), And sealing ring is embedded with annular groove, to strengthen sealing effectiveness, and this plugging device is with low cost, easy to use.It is worth pointing out , the closure requirement of pipeline 6 of oil is led to common water-through and ventilating typically in 2kg/cm2Within, plugging device of the invention Plug 2 can be effectively improved by changing the mode such as size of structure, flexible axle 5 and push rod 1 inside or outside plug 2 can hold The closure pressure received, so as to be adaptable in the maintenance of the pipeline 6 of various pressure demands.Obviously, shown in Fig. 1 and Fig. 3, screw rod The center of plug 2 is penetrated, and the axis direction of screw rod is mutually perpendicular to the plane where the front/rear end of plug 2.It is normal Square formula, therefore omit and repeat.
The present invention in a particular application, is broadly divided into two kinds of scenes:
1) it is directed to the pipeline 6 of straight pipe type, it is only necessary to the structure that plug 2 and push rod 1 are connected, plug 2 is stretched into pipeline 6, The effect of plug can be achieved, and including the sealing to various media such as combustion gas and water, oil, with the operation welded.
2) pipeline 6 for bent tube type is, it is necessary to which the structure that plug 2, flexible axle 5, push rod 1 are connected with each other, utilizes the bendable of flexible axle 5 Bent characteristic, plug 2 is stretched into inside pipeline 6, then is welded, and is easy to pipeline 6 to repair.
In addition, when specifically used, the above-mentioned length for being directed to the plug used during straight pipe type pipeline should be shorter than for bend pipe The length of the plug used during type pipeline, specifically, the former length is 3/4ths of the latter's length.In addition, the end edge of plug two Edge offers rounded corner so that the two ends of plug are not limited to this in cone.It the foregoing is only the preferable reality of the present invention Example is applied, is merely illustrative for the purpose of the present invention, and it is nonrestrictive.Those skilled in the art understands, in right of the present invention It is required that many changes can be carried out in the spirit and scope limited to it, change, in addition it is equivalent, but fall within the guarantor of the present invention In the range of shield.

Claims (10)

1. a kind of plugging device repaired applied to pipeline on-line production, it is characterised in that including a push rod (1) and at least one The push rod (1) one end and the plug (2) matched with pipeline (6) inner diameter shape are installed on, the outside dimension of the plug (2) is not Less than the internal diameter size of the pipeline (6);
The method that the plugging device is applied to blocking pipe includes step:Step a, profit is applied to the periphery of the plug (2) Lubrication prescription, and the plug (2) is filled in the pipeline (6);Step b, maintenance operation is carried out to the pipeline (6).
2. the plugging device repaired as claimed in claim 1 applied to pipeline on-line production, it is characterised in that in the push rod (1) a flexible flexible axle (5) is provided between the plug (2), and the flexible axle (5) two ends connect described push away respectively Bar (1) and the plug (2).
3. the plugging device repaired as claimed in claim 1 applied to pipeline on-line production, it is characterised in that the push rod (1) One end is connected with first screw rod (31), and the plug (2) is set in first screw rod (31) outside, the plug (2) Front/rear end first screw rod is fixed on by first nut (41) being rotatably connected on first screw rod (31) respectively (31) on.
4. the plugging device repaired as claimed in claim 2 applied to pipeline on-line production, it is characterised in that the flexible axle (5) One end away from the push rod (1) is connected with second screw rod (32), and the plug (2) is set in second screw rod (32) outside, the front/rear end of the plug (2) is respectively by second nut being rotatably connected on second screw rod (32) (42) it is fixed on second screw rod (32).
5. the plugging device repaired as claimed in claim 4 applied to pipeline on-line production, it is characterised in that the step a is also Including step a1:Foaming agent is injected in the pipeline (6) to detect that the plug (2) blocks the sealing of the pipeline (6).
6. the plugging device repaired as claimed in claim 5 applied to pipeline on-line production, it is characterised in that the flexible axle (5) Two ends connect the push rod (1) and second screw rod (32), and the push rod (1), flexible axle by way of welding respectively (5), the axis direction of the second screw rod (32) is located along the same line.
7. it is applied to the plugging device that pipeline on-line production is repaired as described in claim 5 or 6, it is characterised in that the lubrication Agent is butter fat, and the foaming agent is suds.
8. it is applied to the plugging device that pipeline on-line production is repaired as described in claim 3 or 6, it is characterised in that the plug (2) quantity is one, and the plug (2) is integrally made up of rubber, and the push rod (1) is made up of metal material.
9. the plugging device repaired as claimed in claim 8 applied to pipeline on-line production, it is characterised in that in the plug (2) it is internal to be embedded with ceramic block and/or iron block.
10. the plugging device repaired as claimed in claim 9 applied to pipeline on-line production, it is characterised in that the plug (2) Periphery ring-type offer in one of annular groove, and the annular groove and be embedded with sealing ring.
CN201710507200.XA 2017-06-28 2017-06-28 A kind of plugging device repaired applied to pipeline on-line production Pending CN107327653A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710507200.XA CN107327653A (en) 2017-06-28 2017-06-28 A kind of plugging device repaired applied to pipeline on-line production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710507200.XA CN107327653A (en) 2017-06-28 2017-06-28 A kind of plugging device repaired applied to pipeline on-line production

Publications (1)

Publication Number Publication Date
CN107327653A true CN107327653A (en) 2017-11-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710507200.XA Pending CN107327653A (en) 2017-06-28 2017-06-28 A kind of plugging device repaired applied to pipeline on-line production

Country Status (1)

Country Link
CN (1) CN107327653A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111503415A (en) * 2020-03-16 2020-08-07 黎志洋 Domestic fitment pipe-line sealing device convenient to follow-up clearance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111503415A (en) * 2020-03-16 2020-08-07 黎志洋 Domestic fitment pipe-line sealing device convenient to follow-up clearance
CN111503415B (en) * 2020-03-16 2022-01-04 广州珠江建筑装饰有限公司 Domestic fitment pipe-line sealing device convenient to follow-up clearance

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