CN212480517U

CN212480517U - Pipeline plugging device

Info

Publication number: CN212480517U
Application number: CN202021096689.XU
Authority: CN
Inventors: 李西江; 刘晓东; 魏新宇; 王晓燕; 王涛; 商莉莉; 高峰; 高建东; 侯丽莉; 王学东
Original assignee: China Petroleum and Chemical Corp; Sinopec Shengli Oilfield Co Xianhe Oil Production Plant
Current assignee: China Petroleum and Chemical Corp; Sinopec Shengli Oilfield Co Xianhe Oil Production Plant
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-05
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a pipeline plugging device is particularly useful for petrochemical industry pipeline's leaking stoppage construction. The leakage stoppage device comprises a fixed support, wherein a clamping handle and a clamping screw rod are arranged in the fixed support, a leakage stoppage clamp is arranged in the fixed support, the leakage stoppage clamp comprises a leakage stoppage clamping belt and a rubber sheet, and the rubber sheet is arranged in the leakage stoppage clamping belt. The utility model discloses in installed the rubber of leaking stoppage usefulness that a has the sense of touching, can fix a position the small opening fast. The device has the advantages of simple structure, safety, reliability and convenient operation, realizes the use and arrangement of pipelines with various specifications, can rotate for 360 degrees around the pipelines and realize all-dimensional leaking stoppage, and overcomes the limitation of leaking stoppage to special parts in the prior art.

Description

Pipeline plugging device

Technical Field

The utility model relates to a pipeline's plugging device, especially a pipeline plugging device are particularly useful for petrochemical industry pipeline's leaking stoppage construction.

Background

The petrochemical industry pipeline is because the corrosion perforation of long-time operation cause or because of the damaged phenomenon of external force destruction factor cause the pipeline very often, therefore often leads to the oil well to stop production, influences the output. The spot usually adopts the leaking stoppage checkpost to carry out the leaking stoppage operation to the perforation pipeline after the pipeline is damaged. The traditional plugging clamp has the problems of difficult hole plugging and complex operation. The operating process is easily limited by the position of the perforation, the production pipeline cannot be quickly stopped from leaking, and the temperature of leaked substances is higher due to the perforation leakage of the petroleum pipeline, so that much inconvenience is brought to operators.

If the welding and leaking stoppage are adopted, the production can be stopped, the operation cost is higher, and the benefit requirement of oil field production is not met.

Through the retrieval, present pipeline leaking stoppage checkpost has the multiple, but can't realize the purpose of quick leak stopping, for example has a pipeline leaking stoppage checkpost, patent application no: CN201821584509.5, the utility model comprises a plugging component which comprises an arc plate and a flexible cushion layer on the concave side of the arc plate; the fastening assembly comprises a fixing frame and a jackscrew, the fixing frame is detachably connected with the plugging assembly, the jackscrew is located on one side of the flexible cushion layer, the jackscrew is in threaded connection with the fixing frame, and one end of the jackscrew is configured to be jacked on the outer wall of the pipeline between the arc and the jackscrew. Wherein jackscrew and fastening component cooperation can be with the firm pressure of flexible cushion layer on the pipeline leakage point to shutoff pipeline leakage point, the shutoff step is comparatively simple, has solved the loaded down with trivial details problem of the shutoff step of pipeline leaking stoppage checkpost among the correlation technique, has reached the effect of simplifying the shutoff step.

The following drawbacks still exist: the device adopts the fastening clip matched with the fixing frame and the jackscrew, does not have the function of quickly and accurately aligning the leakage point, and does not have the capability of quickly and completely wrapping the leakage point.

The utility model provides a pipeline leaking stoppage checkpost, patent application no: CN201620591368.4, the utility model comprises a first arc-shaped clamping piece, a second arc-shaped clamping piece, a bolt, a nut, a first rib plate, a second rib plate, a third rib plate, a fourth rib plate, a first wing plate and a second wing plate; the first rib plate is arranged on one side of the central hole of the first wing plate, the second rib plate is arranged on the other side of the central hole of the first wing plate, the third rib plate is arranged on one side of the central hole of the second wing plate, the fourth rib plate is arranged on the other side of the central hole of the second wing plate, namely, the first wing plate is protected through the first rib plate and the second rib plate, the second wing plate is protected through the third rib plate and the fourth rib plate, and therefore the situation that the first wing plate and the second wing plate deform to a certain extent due to the fact that the first wing plate and the second wing plate receive certain acting force when the nut is fastened is prevented, time for fastening the nut is shortened, and installation efficiency is improved.

The following drawbacks still exist: the device adopts the fixing frame and the jackscrew to be matched with the tensioning clamp, and does not have the function of quickly and accurately aligning the leakage point.

The utility model provides a pipeline leaking stoppage checkpost, patent application no: CN201720332679.3, the utility model comprises a first arc-shaped clamping piece, a second arc-shaped clamping piece, a nut fixing component connected with the first end of the first arc-shaped clamping piece and the first end of the second arc-shaped clamping piece; the first locking plate of the second end of first arc card, the second locking plate of the second end of second arc card, first locking plate and second locking plate pass through hasp swing joint. The utility model discloses a first locking plate and second locking plate and hasp make all can produce the mutual displacement between first arc card, second arc card and the hasp three, can realize nimble mutual position, angle of adjusting.

Disclosure of Invention

The utility model aims at providing a pipeline leaking stoppage device reduces the pipeline and leaks the pollution of material to the environment, guarantees operating personnel's operation safety, improves the speed of pipeline leaking stoppage construction, reduction in production cost.

To achieve the above purpose, the technical solution of the present invention is:

the utility model provides a pipeline plugging device includes the fixed bolster, is equipped with in the fixed bolster and presss from both sides tight handle and press from both sides tight lead screw, and the leaking stoppage checkpost is installed in the fixed bolster, and the leaking stoppage checkpost includes leaking stoppage cassette tape and rubber, and the rubber is installed in the leaking stoppage cassette tape.

The bottom surface of the rubber sheet is straight, the central part of the upper end surface of the rubber sheet is provided with a soft bulge, and the tip part of the soft bulge is provided with a positioning contact pin; the bottom surface of the rubber is adhered with a rubber supporting plate and is arranged in the leaking stoppage clamping belt through the rubber supporting plate, the rubber supporting plate is an arc-shaped plate, and the bottom surface of the plate body is provided with a lower chuck locking block and a track adjusting screw; the radian of the rubber supporting plate is consistent with the radian of the excircle of the blocked pipeline.

The middle part of the belt body of the leakage stoppage clamping belt is provided with a rubber supporting belt, a rubber adjusting track is arranged in the rubber supporting belt, the width of the rubber supporting belt is larger than that of the belt bodies on two sides, one end of the belt body of the leakage stoppage clamping belt is provided with a buckle, and the other end of the belt body of the leakage stoppage clamping belt can penetrate into the buckle and can be fixed through a locking screw in the buckle.

The rubber adjusting tracks are two, and the length of each rubber adjusting track is set to be between one third and one half of the total length of the leaking stoppage clamping belt.

The rubber supporting plate is connected with a rubber adjusting track of the leaking stoppage clamping belt through a track adjusting screw; the track adjusting screws are four and are respectively arranged on two sides of the lower chuck locking block, the lower chuck locking block is a right-angle plate body, is provided with two lower chuck locking blocks and is oppositely welded on two sides of the rubber supporting plate, and the lower chuck locking block after welding is provided with an inserting plate which can be inserted into the lower chuck of the fixed support.

The fixing support is further provided with an upper clamping head and a lower clamping head, the clamping screw rod is connected with a screw hole in the upper end of the fixing support, the upper clamping head is welded to the lower end of the clamping screw rod, and the lower clamping head is welded to the lower end of the fixing support.

The upper clamping head is a U-shaped plate with a downward notch, and the width of the notch of the U-shaped plate is consistent with that of a buckle of the leakage stoppage clamping belt.

The lower clamping head is provided with an inserting plate and a supporting column, the inserting plate is welded at the top end of the supporting column, and the inserting plate can be inserted into a lower clamping head locking block of the rubber supporting plate.

The support body of fixed bolster is the cavity plate body, is equipped with two sections and can peg graft each other, is equipped with the regulation cotter hole in the support body that the fixed bolster was pegged graft each other, and the support body outside that the fixed bolster was pegged graft each other is equipped with the regulation hoop, also is equipped with the regulation cotter hole in this regulation hoop, and the support body that the regulation hoop and the fixed bolster were pegged graft each other passes through the regulation cotter hole and is connected.

At least two adjusting pin holes in the fixing bracket mutually inserted and connected with the frame body and at least two adjusting pin holes in the adjusting hoop are arranged.

Compared with the prior art, the utility model has the advantages of it is following or beneficial effect:

the utility model discloses in installed the rubber of leaking stoppage usefulness with touching sensation, the size of rubber conforms with the pipe diameter size of stifled pipeline, and the rubber middle part is equipped with soft arch and has installed location contact pilotage in this soft arch, and this location contact pilotage has the touching sensation, can fix a position the small opening fast. The rubber is adhered on the rubber supporting plate, and the radian of the rubber supporting plate is consistent with the radian of the excircle of the blocked pipeline.

The utility model provides a leaking stoppage checkpost is installed in the fixed bolster, can at first use the leaking stoppage checkpost that has rubber and rubber layer board to carry out leaking stoppage in advance, has avoided artifical hand to confirm in the face of the contact of small opening outside the pipeline of carrying high temperature liquid. The fixing support of the device is an adjustable support, the rubber and the rubber supporting plate can be manufactured into various sizes according to the excircle of the blocked pipeline, the rubber and the rubber supporting plate can rotate 180 degrees around the blocked pipeline in a rubber adjusting track of the leakage blocking clamping belt, the fixing support provided with the leakage blocking clamp can make 360-degree leakage finding and blocking around the blocked pipeline, and leakage blocking construction can be carried out on the pipelines with various sizes.

The rubber supporting plate and the fixed support in the leakage stopping clip adopt a plug-in type connection mode, and can be quickly combined in actual use; the rubber supporting plate and the leaking stoppage clamping belt are adjusted in a rail-type sliding mode, and fine adjustment of the position of 180 degrees outside the pipeline can be achieved according to the on-site requirements. The fixing support adopts a clamping screw screwing design, and an upper clamping head and a lower clamping head in the fixing support are correspondingly installed and used with the rubber supporting plate and the leaking stoppage clamping band, so that 360-degree application of the surrounding pipeline is guaranteed. The clamping handle is rotated in the fixing support, so that preliminary plugging of the pipeline can be quickly realized, and an operation foundation is laid for tightening and fixing the plugging clamping belt and realizing safe operation. The fixed bolster adopts the design of cavity support body, has reduced the weight of device body, has increased the flexibility of using again through the regulation of adjusting the hoop, has made things convenient for operation and use.

The device has the advantages of simple structure, safety, reliability and convenient operation, realizes the use and arrangement of pipelines with various specifications, can rotate for 360 degrees around the pipelines and realize all-dimensional leaking stoppage, and overcomes the limitation of leaking stoppage to special parts in the prior art. Use the utility model discloses can stop production loss fast to the pipeline leaking stoppage, reduce the pipeline and leak the pollution to the environment, reduce manufacturing cost. According to the field test, the pipeline plugging time can be improved by about 50 percent, so that the production time rate of an oil well is improved, and the application effect and the application value are good.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of the structure diagram of the present invention.

Fig. 2 is a schematic structural view of the plugging cassette of fig. 1.

Fig. 3 is a bottom view of the schematic structure of fig. 1.

Fig. 4 is a bottom view of the rubber bracket structure.

Fig. 5 is a top view of the rubber pallet.

Detailed Description

The drawings are for reference and illustration purposes only and are not intended to limit the scope of the present disclosure. The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, a pipeline plugging device comprises a fixed bracket 4, wherein a clamping handle 1 and a clamping screw rod 2 are arranged in the fixed bracket 4; the leakage stoppage clamp is arranged in the fixed support 4 and comprises a leakage stoppage clamping band 16 and a rubber 18, and the rubber 18 is arranged in the leakage stoppage clamping band 16.

On the basis of the first embodiment, the utility model discloses still have following embodiment:

the bottom surface of the rubber sheet 18 is straight, the central part of the upper end surface is provided with a soft bulge, and the tip part of the soft bulge is provided with a positioning contact pin 9; the bottom surface of the rubber 18 is bonded with the rubber supporting plate 7 and is arranged in the leakage stoppage clamping band 16 through the rubber supporting plate 7, the rubber supporting plate 7 is an arc-shaped plate, and the bottom surface of the plate body is provided with a lower chuck locking block 14 and a track adjusting screw 6; the radian of the rubber supporting plate 7 is consistent with the radian of the excircle of the blocked pipeline.

The middle part of the belt body of the leakage stoppage clamping belt 16 is provided with a rubber supporting belt 11, a rubber adjusting track 10 is arranged in the rubber supporting belt 11, the width of the rubber supporting belt 11 is larger than that of the belt bodies on two sides, a buckle 13 is arranged at one end of the belt body of the leakage stoppage clamping belt 16, and the other end of the belt body of the leakage stoppage clamping belt 16 can penetrate into the buckle 13 and can be fixed through a locking screw 12 in the buckle 13.

The number of the rubber adjusting tracks 10 is two, and the length of the rubber adjusting tracks 10 is set to be between one third and one half of the total length of the leaking stoppage clamping belt 16.

The rubber supporting plate 7 is connected with a rubber adjusting track 10 of the leaking stoppage clamping band 16 through a track adjusting screw 6; the track adjusting screws 6 are four and are arranged on two sides of the lower chuck locking block 14 in a split mode, the lower chuck locking block 14 is a right-angle plate body and is provided with two lower chuck locking blocks, the two lower chuck locking blocks are welded on two sides of the rubber supporting plate 7 in opposite directions, and the lower chuck locking blocks 14 after being welded are inserted into inserting plates 17 of the lower chuck 8 in the fixing support 4.

The fixing support 4 is further provided with an upper clamping head 3 and a lower clamping head 8, the clamping screw 2 is connected with a screw hole in the upper end of the fixing support 4, the upper clamping head 3 is welded at the lower end of the clamping screw 2, and the lower clamping head 8 is welded at the lower end of the fixing support 4.

The upper chuck 3 is a U-shaped plate with a downward notch, and the width of the notch of the U-shaped plate is consistent with that of the buckle 13 of the leakage stoppage chuck band 16.

The lower clamping head 8 is provided with an inserting plate 17 and a supporting column, the inserting plate 17 is welded at the top end of the supporting column, and the inserting plate 17 can be inserted into the lower clamping head locking block 14 of the rubber supporting plate 7.

The support body of fixed bolster 4 is the cavity plate body, is equipped with two sections and can peg graft each other, is equipped with the regulation cotter hole in the support body that fixed bolster 4 pegged graft each other, and the support body outside that fixed bolster 4 pegged graft each other is equipped with regulation hoop 5, also is equipped with the regulation cotter hole in this regulation hoop 5, and the support body that regulation hoop 5 and fixed bolster 4 pegged graft each other passes through regulation locating pin 15 and is connected. The fixing support 4 is more portable by using a hollow support body, and can be clamped and adjusted by using the solid support body through the clamping screw rod 2.

At least two adjusting pin holes are arranged in the fixing bracket 4 and the adjusting hoop 5 which are mutually inserted into the bracket body.

The pipeline is perforated and is usually all corrosively perforated, and the pipeline all can be at the perforation part irregularly pit of formation, the utility model discloses utilized the fenestrate characteristic of this pipeline, the location contact pin 9 in the soft arch of rubber 18 and the soft arch is corresponding with the pipeline perforation position, utilizes the different characteristics of rubber 18 thickness, and the atress of elastic compression makes rubber 18 and the easier organic combination and the sealing of the irregular pit at perforation position.

When in use, the well is stopped or the power conveying equipment of the conveying pipeline is stopped, and the proper adjusting position is selected in the fixed bracket 4 by the adjusting hoop 5 according to the diameter of the perforated pipeline. The utility model is suitable for the treatment of the pipe perforation accidents with the diameter of phi 114mm to phi 325 mm. The rubber supporting plate 7 and the rubber 18 provided with the positioning contact pin 9 are combined and arranged in the plugging clamping band 16 to form the plugging clamp.

And positioning the rubber supporting plate 7 in the rubber adjusting track 10 by using the track adjusting screw 6 according to the position of the pipeline perforation, and then fastening.

According to the outer diameter of the perforated pipeline, the fixed support 4 is adjusted to a proper application position, the perforated pipeline with large applicable pipe diameter is pulled outwards, and the perforated pipeline with small applicable pipe diameter is pushed inwards. And taking out the adjusting and positioning pin 15, stretching the frame bodies inserted into each other in the fixed support 4 and inserting the adjusting and positioning pin 15.

Install the fixed bolster 4 with leaking stoppage cassette tape 16, rubber layer board 7 again, will the utility model provides a leaking stoppage checkpost card is outside fenestrate pipeline, encircles pipeline rotation fixed bolster 4, with location contact pilotage 9 sense of touch perforation position, after in location contact pilotage 9 gets into the perforation, the utility model discloses will unable removal. The clamping handle 1 is screwed tightly, the cake-shaped rubber 18 is forced to seal under the screw pressure, and the perforated part of the pipeline is temporarily blocked.

The non-buckle end of the plugging clamping belt 16 is tensioned by a special tool, and the plugging clamping belt 16 is locked by the locking screw 12 in the buckle 13.

The clamping handle 1 is rotated to slightly loosen the fixed support 4, and the leaking stoppage clamping belt 16 is confirmed to be stressed to stop leaking, so that the leaking stoppage purpose is achieved; then the fixed support 4 is completely loosened, the lower chuck 8 is pushed, the inserting plate 17 embedded in the lower chuck is withdrawn in the opposite direction, the fixed support 4 is taken down, and the whole plugging operation process is finished.

The embodiments described above are merely exemplary embodiments, but the present invention is not limited to these embodiments, and those skilled in the art can make modifications without departing from the spirit and teaching of the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and modifications can be made, and equivalents can be substituted for elements thereof. Any modification, equivalent replacement, improvement and the like made within the spirit and the concept of the present invention should be included in the protection scope of the present invention. The scope of protection is therefore not limited to the description above.

Claims

1. The utility model provides a pipeline leaking stoppage device, includes the fixed bolster, is equipped with in the fixed bolster and presss from both sides tight handle and press from both sides tight lead screw, characterized by, and the leaking stoppage checkpost is installed in the fixed bolster, and the leaking stoppage checkpost includes leaking stoppage cassette tape and rubber, and the rubber is installed in the leaking stoppage cassette tape.

2. The pipeline leakage stoppage device as recited in claim 1, wherein the rubber sheet has a flat bottom surface and a soft protrusion arranged at the central part of the upper end surface, and a positioning contact pin is arranged at the tip of the soft protrusion; the bottom surface of the rubber is adhered with a rubber supporting plate and is arranged in the leaking stoppage clamping belt through the rubber supporting plate, the rubber supporting plate is an arc-shaped plate, and the bottom surface of the plate body is provided with a lower chuck locking block and a track adjusting screw; the radian of the rubber supporting plate is consistent with the radian of the excircle of the blocked pipeline.

3. The pipeline leakage stoppage device as claimed in claim 2, wherein the middle of the body of the leakage stoppage clamping band is a rubber supporting band, a rubber adjusting track is arranged in the rubber supporting band, the width of the rubber supporting band is larger than the body of the two sides, one end of the body of the leakage stoppage clamping band is provided with a buckle, and the other end of the body of the leakage stoppage clamping band can penetrate into the buckle and can be fixed through a locking screw in the buckle.

4. The pipeline leakage stoppage device as recited in claim 3, wherein two rubber adjustment rails are provided, and the length of the rubber adjustment rail is set to be between one third and one half of the total length of the leakage stoppage clamping band.

5. The pipeline leakage stoppage device as recited in claim 4, wherein the rubber supporting plate is connected with the rubber adjusting track of the leakage stoppage clamping band through a track adjusting screw; the track adjusting screws are four and are respectively arranged on two sides of the lower chuck locking block, the lower chuck locking block is a right-angle plate body, is provided with two lower chuck locking blocks and is oppositely welded on two sides of the rubber supporting plate, and the lower chuck locking block after welding is provided with an inserting plate which can be inserted into the lower chuck of the fixed support.

6. The apparatus for plugging a pipeline as claimed in claim 5, wherein the fixing bracket further comprises an upper chuck and a lower chuck, the clamping screw is connected to the screw hole at the upper end of the fixing bracket, the upper chuck is welded to the lower end of the clamping screw, and the lower chuck is welded to the lower end of the fixing bracket.

7. A pipeline leakage stopping device as claimed in claim 6, wherein said upper clamp is a U-shaped plate with a downward notch, and the width of the notch of the U-shaped plate is matched with the width of the buckle of the leakage stopping clamping belt.

8. The pipeline plugging device as claimed in claim 5, wherein the lower chuck is provided with an insert plate and a support pillar, the insert plate is welded on the top end of the support pillar, and the insert plate can be inserted into the lower chuck locking block of the rubber supporting plate.

9. The pipeline leakage stoppage device as recited in claim 6, wherein the frame body of the fixing bracket is a hollow plate body, has two sections and can be inserted into each other, the frame body of the fixing bracket inserted into each other is provided with an adjusting pin hole, the frame body of the fixing bracket inserted into each other is externally provided with an adjusting hoop, the adjusting hoop is also provided with an adjusting pin hole, and the frame body of the adjusting hoop inserted into each other with the fixing bracket is connected with the adjusting pin hole.

10. The pipeline leakage stopping device as claimed in claim 9, wherein there are at least two adjusting pin holes in the fixing bracket mutual insertion frame body and adjusting pin holes in the adjusting hoop.