CN114060646A - Special-shaped petroleum pipeline plugging device - Google Patents
Special-shaped petroleum pipeline plugging device Download PDFInfo
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- CN114060646A CN114060646A CN202111298468.XA CN202111298468A CN114060646A CN 114060646 A CN114060646 A CN 114060646A CN 202111298468 A CN202111298468 A CN 202111298468A CN 114060646 A CN114060646 A CN 114060646A
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- plugging
- supporting plate
- fixed
- shutoff
- petroleum pipeline
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- 239000003208 petroleum Substances 0.000 title claims abstract description 29
- 230000003139 buffering effect Effects 0.000 claims abstract description 30
- 238000003466 welding Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 4
- 206010066054 Dysmorphism Diseases 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 16
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000001788 irregular Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/17—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The invention discloses a special-shaped petroleum pipeline plugging device, relates to the technical field of petroleum pipeline equipment, and solves the problems of poor adaptability, inconvenience in rescue and poor plugging effect of the conventional petroleum pipeline plugging device; one side of the first fixed supporting plate is fixedly and symmetrically connected with four connecting rods in total through welding; the front side and the rear side of the second fixed supporting plate are provided with four positioning slide blocks in total in a sliding embedded mode; the inner side of the first fixed supporting plate is also fixedly and symmetrically embedded with twenty buffer guide rods which can slide left and right; the two rows of the front side and the rear side are fixedly connected with the front side and the rear side of the plugging tightening rod and the plugging rubber mat. The interval of a fixed layer board and No. two fixed layer boards in this device can change at will, and buffering splint and shutoff cushion homoenergetic carry out the displacement of small range under the support of spring moreover, consequently can adapt to the pipeline of different pipe diameters, just need not carry the plugging device of multiple specification when rescuing the pipeline, and it is more convenient to use.
Description
Technical Field
The invention relates to the technical field of petroleum pipeline equipment, in particular to a special-shaped petroleum pipeline plugging device.
Background
In-process at oil drilling, along with stretching into of well drilling, can stretch into gradually to the place that has crude oil, and then realize the exploitation to the oil, in the exploitation in-process, need realize the different places of carrying of oil, and in long distance transportation process, often cause the unfavorable of supervision easily, often cause the oil stealing phenomenon easily in unmanned guard's place, punch on the pipeline surface usually, often discover the back or steal the back and often leave the leak point, for interim protection rescue, guarantee going on smoothly of carrying, often need interim plugging device to block, realize quick interim rescue.
For example, application number 201821338797.6 discloses a dysmorphism petroleum pipeline plugging device, including control tube and petroleum pipeline, the fixed intercommunication in bottom of control tube has the batch oil tank, and the surface of batch oil tank is circular form, and the fixed surface of batch oil tank is connected with violently the pipe, and a plurality of violently pipes use the axle center of batch oil tank to be the annular array and distribute as the array center. This dysmorphism petroleum pipeline plugging device, when using the device, put into petroleum pipeline back through leaking the hole with the gasbag and the batch oil tank of control tube bottom, aerify the back in the gasbag from intake pipe and inlet port, the rocking handle rotates and drives the threaded rod and rotates, threaded rod screw thread rotates the screwed pipe, the screwed pipe promotes piston downstream extrusion hydraulic oil, hydraulic oil promotes the horizontal pole and outwards moves from violently managing, promote the bracing piece simultaneously and outwards remove from the stay tube, it is sealed with the tight seal of rising to peg graft rubber seal strip on gasbag and the gasbag and petroleum pipeline's inner wall, thereby the problem of sealing up the leakage point of different diameter sizes has been solved.
Based on the above, some existing petroleum pipeline plugging devices are directly wrapped and installed on the outer side of a pipeline when being installed, so that the firmness is improved, but the diameters of the devices are fixed, so that the device with one specification can only adapt to the pipeline with one specification, and the pipelines have various specifications, so that the plugging devices with various specifications are required to be carried for standby use during rescue, so that rescue is inconvenient, and plugging heads of the plugging devices are of circular structures, so that circular broken holes are only convenient to plug, the plugging effect is greatly weakened when the broken holes with irregular shapes are encountered, and the plugging effect is poor; therefore, the existing requirements are not met, and the special-shaped petroleum pipeline plugging device is provided for the requirements.
Disclosure of Invention
The invention aims to provide a special-shaped petroleum pipeline plugging device, which solves the problems that the existing petroleum pipeline plugging devices proposed in the background technology are directly wrapped and installed on the outer side of a pipeline when being installed, so that the firmness is improved, but the diameters of the devices are fixed, so that the device with one specification can only adapt to the pipeline with one specification, the pipelines have multiple specifications, so that the plugging devices with multiple different specifications are required to be carried for later use during rescue, so that rescue is inconvenient, and the plugging heads of the plugging devices are of circular structures, so that circular broken holes are only convenient to plug, the plugging effect is greatly weakened when irregular-shaped broken holes are encountered, and the plugging effect is poor.
In order to achieve the purpose, the invention provides the following technical scheme: a special-shaped petroleum pipeline plugging device comprises a first fixed supporting plate; one side of the first fixed supporting plate is fixedly and symmetrically connected with four connecting rods in total through welding; the four connecting rods penetrate through the four square holes in the second fixing supporting plate and extend out from the other side; the front side and the rear side of the second fixed supporting plate are provided with four positioning slide blocks in total in a sliding embedded mode; the inner side of the first fixed supporting plate is further fixedly and symmetrically embedded with twenty buffer guide rods capable of sliding left and right, and one ends of the twenty buffer guide rods are fixedly connected with one side of the buffer clamping plate; one side of the second fixed supporting plate is fixedly connected with a plugging supporting seat through welding; eleven rows and eleven rows of one hundred and twenty plugging tightening rods are embedded into the inner side of the plugging support seat in a sliding manner through a rectangular array, and the other ends of the plugging tightening rods penetrate through the second fixed supporting plate and extend out of the other side of the second fixed supporting plate; the two rows of the front side and the rear side are fixedly connected with the front side and the rear side of the plugging tightening rod and the plugging rubber mat.
Preferably, one side of connecting rod all fixes the equidistance and is provided with a plurality of square groove-shaped structures, and the height in these square grooves all equals with the height of location slider.
Preferably, the top and the bottom of location slider are square board of equal fixedly connected with, and square board can slide around in the inboard square groove of No. two fixed layer boards, and square board keeps away from one side of No. two fixed layer board intermediate positions and all fixedly is provided with a spring, and the spring can promote the location slider to slide in four quad slit in No. two fixed layer boards, and the inboard of location slider still all is provided with an inclined plane, and the inclined plane all faces one side at shutoff cushion place.
Preferably, the outer sides of the twenty buffering guide rods on one side of the buffering clamping plate are fixedly provided with springs, the springs are located between the buffering clamping plate and the first fixing supporting plate, and the springs can push the buffering clamping plate to move towards the right side.
Preferably, the middle of the right side of the buffering clamping plate is provided with an arc-shaped groove-shaped structure, and the left end of the buffering guide rod is fixedly provided with a thick circular plate.
Preferably, shutoff tight pole homoenergetic carries out the horizontal slip, and spherical structure of the equal fixedly connected with of nine row shutoff tight poles one end in the middle, and these spherical structures contact with one side of shutoff cushion, and every row of shutoff tight pole length is all inequality moreover, and the shutoff tight pole length that is located middle row is shortest, and upwards and decurrent shutoff tight pole increase in proper order from middle row.
Preferably, thick plectane of the equal fixedly connected with in outside of shutoff tight pole in top, and these thick plectanes all are located No. two fixed layer board right sides, the fixed ten rows that are provided with in shutoff supporting seat left side, eleven row be hundred twenty one altogether and the thick circular slot the same with the thick plectane diameter in shutoff tight pole outside, and the right side in these thick circular slots all is fixed to be provided with one about run through the round hole that corresponds with shutoff tight pole main part diameter, still all fixed being provided with a spring in the inboard thick circular slot of shutoff supporting seat, these springs can promote the shutoff tight pole in top and slide to the left side.
Preferably, the plugging rubber mat is of an arc-shaped structure, a circle of semi-cylindrical protrusion is fixedly arranged on the outer portion of the left side of the plugging rubber mat, and one end of the plugging jacking rod can push the plugging rubber mat to be in close contact with the outer wall of the petroleum pipeline under the pushing pressure of a spring in the plugging supporting seat during installation.
Compared with the prior art, the invention has the beneficial effects that:
firstly, when the device is used for plugging a pipeline, a first fixed supporting plate is firstly placed on the outer side of the pipeline, one side of an arc-shaped groove in the middle of a buffering clamping plate, which is opposite to the position of a hole of the pipeline, is tightly attached, then the first fixed supporting plate is supported stably, a second fixed supporting plate is installed on the outer sides of four connecting rods again, the second fixed supporting plate is continuously pushed towards the first fixed supporting plate until the buffering clamping plate and a plugging rubber pad firmly clamp the outer wall of the pipeline, so that the plugging rubber pad can plug the hole on the pipeline, rescue is facilitated, because the distance between the first fixed supporting plate and the second fixed supporting plate in the device can be randomly changed, and the buffering clamping plate and the plugging rubber pad can perform small-amplitude displacement under the support of a spring, the device can adapt to pipelines with different pipe diameters, and does not need to carry plugging devices with various specifications when the pipeline is rescued, the use is more convenient.
Second, when the outer wall laminating of shutoff cushion and pipeline broken hole position, be located two of front and back side shutoff tight poles and can directly promote shutoff cushion and the inseparable laminating of pipeline outer wall, the round arch of shutoff cushion one side can play good sealed effect in the periphery this moment, simultaneously under the inboard spring pushing action of shutoff supporting seat, the shutoff tight pole in the middle of being located can promote the shutoff cushion of intermediate position directly will break the hole shutoff, and these shutoff tight poles pass through the rectangle and arrange, so even broken hole irregularity also can play good shutoff effect, the shutoff effect also will improve greatly.
Drawings
FIG. 1 is a schematic view of the left side of the shaft of the present invention fixed to the outside of a pipe;
FIG. 2 is a schematic view of the right side of the shaft of the present invention after being fixed to the outside of the pipe;
FIG. 3 is a schematic side view of the axle of the present invention after two fixing support plates are disassembled;
FIG. 4 is a schematic axial side structure view of the plugging tightening rod of the present invention sliding to the leftmost side and partially cut;
FIG. 5 is an enlarged partial view of the structure at point A of FIG. 4 according to the present invention;
FIG. 6 is an enlarged partial view of the structure at point B of FIG. 4 according to the present invention;
FIG. 7 is a schematic side view of the shaft of the plugging tightening rod of the present invention after sliding rightward and being partially cut;
in the figure: 1. a first fixed supporting plate; 2. a connecting rod; 3. a second fixed supporting plate; 4. positioning the sliding block; 5. a buffer clamping plate; 6. a buffer guide rod; 7. plugging the rubber mat; 8. plugging the tightening rod; 9. and (6) plugging the supporting seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 7, an embodiment of the present invention includes: a special-shaped petroleum pipeline plugging device comprises a first fixed supporting plate 1; one side of the first fixed supporting plate 1 is fixedly and symmetrically connected with four connecting rods 2 in total through welding; a plurality of square groove-shaped structures are fixedly arranged on one side of each connecting rod 2 at equal intervals, the height of each square groove is equal to that of each positioning sliding block 4, the first fixing supporting plate 1 is placed on the outer side of a pipeline during installation, the arc-shaped groove in the middle of each buffering clamping plate 5 is tightly attached to one side opposite to the position of a pipeline hole, the second fixing supporting plate 3 is re-installed on the outer sides of the four connecting rods 2 while the first fixing supporting plate 1 is stabilized, the second fixing supporting plate 3 is continuously pushed towards the first fixing supporting plate 1, in the process, the inclined surface on one side of each positioning sliding block 4 is firstly contacted with the outer wall of each connecting rod 2, so that the positioning sliding blocks 4 firstly slide outwards, and then the springs push inwards to be slidingly embedded into the square grooves on one side of the connecting rods 2, and the positions of the second fixing supporting plates 3 are fixed; the four connecting rods 2 penetrate through the four square holes on the second fixing supporting plate 3 and extend outwards from the other side; the front side and the rear side of the second fixed supporting plate 3 are provided with four positioning slide blocks 4 in total in a sliding embedded mode; the inner side of the first fixed supporting plate 1 is further fixedly and symmetrically embedded with twenty buffer guide rods 6 capable of sliding left and right, and one ends of the twenty buffer guide rods 6 are fixedly connected with one side of the buffer clamping plate 5; one side of the second fixed supporting plate 3 is fixedly connected with a plugging supporting seat 9 through welding; eleven rows and eleven rows of one hundred and twenty one plugging tightening rods 8 are embedded into the inner side of the plugging support seat 9 in a sliding mode through a rectangular array, and the other ends of the plugging tightening rods 8 penetrate through the second fixed supporting plate 3 and extend out of the other side of the second fixed supporting plate; the outer sides of the plugging tightening rods 8 are fixedly connected with thick circular plates which are positioned on the right side of a second fixed supporting plate 3, the left side of the plugging supporting seat 9 is fixedly provided with eleven rows, eleven rows and one hundred twenty thick circular grooves which have the same diameter as the thick circular plates on the outer sides of the plugging tightening rods 8, the right sides of the thick circular grooves are fixedly provided with round holes which penetrate through from left to right and correspond to the diameter of the main body part of the plugging tightening rods 8, springs are also fixedly arranged in the thick circular grooves on the inner sides of the plugging supporting seat 9 and can push the plugging tightening rods 8 to slide towards the left side, when the plugging rubber pads 7 are attached to the outer wall of a pipeline hole breaking position, the two rows of plugging tightening rods 8 positioned on the front side and the rear side can directly push the plugging rubber pads 7 to be closely attached to the outer wall of the pipeline, at the moment, a circle of bulge on one side of the plugging rubber pads 7 can play a good sealing role on the periphery, and simultaneously under the pushing role of the springs on the inner sides of the plugging supporting seat 9, the plugging tightening rods 8 in the middle can push the plugging rubber mat 7 in the middle to directly plug broken holes, and the plugging tightening rods 8 are arranged in a rectangular shape, so that a good plugging effect can be achieved even if the broken holes are irregular, and the plugging effect is greatly improved; two rows of plugging tightening rods 8 at the front side and the rear side are fixedly connected with the front side and the rear side of the plugging rubber mat 7; the plugging rubber mat 7 is of an arc-shaped structure, a circle of semi-cylindrical bulges are fixedly arranged on the outer portion of the left side of the plugging rubber mat 7, one end of a plugging jacking rod 8 can push the plugging rubber mat 7 to be in close contact with the outer wall of the petroleum pipeline under the pushing pressure of a spring in the plugging support seat 9 when the plugging rubber mat 7 is installed, two rows of plugging jacking rods 8 positioned on the front side and the rear side can directly push the plugging rubber mat 7 to be in close contact with the outer wall of the pipeline when the plugging rubber mat 7 is attached to the outer wall of a broken hole position of the pipeline, at the moment, the circle of bulges on one side of the plugging rubber mat 7 can play a good sealing role in the periphery, meanwhile, under the pushing action of the spring on the inner side of the plugging support seat 9, the plugging jacking rod 8 positioned in the middle can push the plugging rubber mat 7 positioned in the middle position to directly plug the broken hole, and the plugging jacking rods 8 are arranged in a rectangular shape, so that the good plugging effect can be achieved even if the broken hole is irregular, the plugging effect will be greatly improved.
Furthermore, the top and the bottom of the positioning slide block 4 are fixedly connected with a square plate which can slide back and forth in a square groove at the inner side of the second fixing support plate 3, one side of the square plate, which is far away from the middle position of the second fixing support plate 3, is fixedly provided with a spring which can push the positioning slide block 4 to slide towards four square holes in the second fixing support plate 3, the inner sides of the positioning slide blocks 4 are also provided with an inclined surface which faces towards one side of the plugging rubber pad 7, the first fixing support plate 1 is placed at the outer side of the pipeline during installation, the arc groove at the middle of the buffering clamp plate 5 is tightly attached to one side opposite to the position of the broken hole of the pipeline, then the second fixing support plate 3 is reinstalled at the outer sides of the four connecting rods 2 while the first fixing support plate 1 is stabilized, and the second fixing support plate 3 is constantly pushed towards the first fixing support plate 1, the inclined plane of this in-process location slider 4 one side can earlier with the outer wall contact of connecting rod 2, consequently location slider 4 can slide to the outside earlier, then because the spring promotes to the inboard square groove of slip embedding connecting rod 2 one side to fix the position of No. two fixed layer boards 3.
Further, the outside of twenty buffering guide bars 6 of buffering splint 5 one side is all fixed and is provided with a spring, and these springs all are located between buffering splint 5 and a fixed layer board 1, these springs can promote buffering splint 5 and remove to the right side, fixed layer board 1 in this device and No. two fixed layer board 3's interval can change at will, and buffering splint 5 and shutoff cushion 7 homoenergetic carry out the displacement of small range under the support of spring, consequently can adapt to the pipeline of different pipe diameters, just need not carry the plugging device of multiple specification when rescuing the pipeline, and it is more convenient to use.
Further, be provided with an arc groove-shaped structure in the middle of the right side of buffering splint 5, and the left end of buffering guide bar 6 all fixedly is provided with a thick plectane, when carrying out the shutoff to the broken hole of pipeline, the arc groove in the middle of buffering splint 5 can laminate with the pipeline outer wall, is convenient for with the pipeline centre gripping in the intermediate position of this device, and the thick plectane in buffering guide bar 6 left can avoid buffering guide bar 6 to slide too much and drop to the right side moreover.
Furthermore, the plugging and tightening rods 8 can slide left and right, one end of each of the middle nine rows of plugging and tightening rods 8 is fixedly connected with a spherical structure, the spherical structures are contacted with one side of the plugging rubber mat 7, the length of each row of plugging and tightening rods 8 is different, the length of the plugging and tightening rods 8 in the middle row is shortest, the plugging and tightening rods 8 in the middle row are sequentially increased from the middle row to the upper side and the lower side, when the plugging rubber mat 7 is attached to the outer wall of the broken hole position of the pipeline, the two rows of plugging and tightening rods 8 in the front side and the rear side can directly push the plugging rubber mat 7 to be closely attached to the outer wall of the pipeline, at the moment, a circle of bulges on one side of the plugging rubber mat 7 can play a good sealing role on the periphery, meanwhile, under the pushing action of a spring on the inner side of the plugging support seat 9, the plugging and tightening rods 8 in the middle position can push the plugging rubber mat 7 in the middle position to directly plug the broken hole, and the plugging and tightening rods 8 are arranged in a rectangle, therefore, even if the broken holes are irregular, the plugging effect can be well achieved, and the plugging effect is greatly improved.
The working principle is as follows: when the device is needed to be used for plugging a damaged pipeline, the four positioning sliding blocks 4 are respectively pulled out and the second fixing supporting plate 3 is pushed rightwards to be separated from the connecting rod 2, then the first fixing supporting plate 1 is placed on the outer side of the pipeline, the arc-shaped groove in the middle of the buffering clamping plate 5 is tightly attached to one side opposite to the position of a pipeline hole, the second fixing supporting plate 3 is re-installed on the outer sides of the four connecting rods 2 while the first fixing supporting plate 1 is supported stably, the second fixing supporting plate 3 is continuously pushed towards the first fixing supporting plate 1, the inclined plane on one side of the positioning sliding blocks 4 is firstly contacted with the outer wall of the connecting rod 2 in the process, so that the positioning sliding blocks 4 can firstly slide outwards, then the springs push inwards to slide and be embedded into the square grooves on one side of the connecting rods 2, the position of the second fixing supporting plate 3 is fixed until the buffering clamping plates 5 and the plugging rubber pads 7 firmly clamp the outer wall of the pipeline, therefore, the plugging rubber pad 7 can plug broken holes on pipelines and is convenient to rescue, because the distance between the first fixing support plate 1 and the second fixing support plate 3 in the device can be changed at will, and the buffer clamp plate 5 and the plugging rubber pad 7 can move in a small range under the support of the spring, the device can adapt to pipelines with different pipe diameters, when the pipelines are rescued, plugging devices with various specifications do not need to be carried, the use is more convenient, and when the plugging rubber pad 7 is attached to the outer wall of the pipeline broken hole position, two rows of plugging tightening rods 8 positioned at the front side and the rear side can directly push the plugging rubber pad 7 to be closely attached to the outer wall of the pipeline, at the moment, a circle of bulge at one side of the plugging rubber pad 7 can play a good sealing role at the periphery, and simultaneously under the pushing role of the spring at the inner side of the plug 9, the middle plugging tightening rod 8 can push the plugging rubber pad 7 at the middle position to directly plug the broken hole, and the plugging tightening rods 8 are arranged in a rectangular shape, so that a good plugging effect can be achieved even if the broken holes are irregular, and the plugging effect is greatly improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a dysmorphism petroleum pipeline plugging device which characterized in that: comprises a first fixed supporting plate (1); one side of the first fixed supporting plate (1) is fixedly and symmetrically connected with four connecting rods (2) in total through welding; the four connecting rods (2) penetrate through the four square holes in the second fixing supporting plate (3) and extend out from the other side; the front side and the rear side of the second fixed supporting plate (3) are provided with four positioning sliding blocks (4) in total in a sliding embedded mode; the inner side of the first fixed supporting plate (1) is further fixedly and symmetrically embedded with twenty buffer guide rods (6) capable of sliding left and right, and one ends of the twenty buffer guide rods (6) are fixedly connected with one side of the buffer clamping plate (5); one side of the second fixed supporting plate (3) is fixedly connected with a plugging supporting seat (9) through welding; eleven rows and eleven rows of one hundred and twenty plugging tightening rods (8) are embedded into the inner side of the plugging support seat (9) in a sliding mode through a rectangular array, and the other ends of the plugging tightening rods (8) penetrate through the second fixed supporting plate (3) and extend out of the other side of the second fixed supporting plate; the two rows of the front side and the rear side are fixedly connected with the front side and the rear side of the plugging tightening rod (8) and the plugging rubber mat (7).
2. The special-shaped petroleum pipeline plugging device as claimed in claim 1, wherein: the equal fixed equidistance in one side of connecting rod (2) is provided with a plurality of square groove form structures, and the height in these square grooves all equals with the height of location slider (4).
3. The special-shaped petroleum pipeline plugging device as claimed in claim 1, wherein: the top and the equal fixedly connected with square board in bottom of location slider (4), and square board can slide around in the square groove of No. two fixed splint (3) inboards, and one side that No. two fixed splint (3) intermediate positions were kept away from to square board all is fixed and is provided with a spring, the spring can promote location slider (4) to slide in four quad slit in No. two fixed splint (3), the inboard of location slider (4) still all is provided with an inclined plane, and the inclined plane all faces one side at shutoff cushion (7) place.
4. The special-shaped petroleum pipeline plugging device as claimed in claim 1, wherein: the outer sides of the twenty buffering guide rods (6) on one side of the buffering clamping plate (5) are fixedly provided with springs, the springs are located between the buffering clamping plate (5) and the first fixing supporting plate (1), and the springs can push the buffering clamping plate (5) to move towards the right side.
5. The special-shaped petroleum pipeline plugging device as claimed in claim 1, wherein: an arc groove-shaped structure is arranged in the middle of the right side of the buffering clamping plate (5), and a thick circular plate is fixedly arranged at the left end of the buffering guide rod (6).
6. The special-shaped petroleum pipeline plugging device as claimed in claim 1, wherein: the shutoff tight pole (8) homoenergetic carries out the horizontal slip, and spherical structure of the equal fixedly connected with of nine row shutoff tight poles (8) one end in the middle, and one side contact of these spherical structures and shutoff cushion (7), and the length of every row of shutoff tight pole (8) is all inequality moreover, and the shutoff tight pole (8) length that is located middle row is shortest, and upward and decurrent shutoff tight pole (8) increase in proper order from middle row.
7. The special-shaped petroleum pipeline plugging device as claimed in claim 1, wherein: thick plectane of the equal fixedly connected with in the outside of shutoff tight pole (8), and these thick plectanes all are located No. two fixed layer board (3) right sides, fixed being provided with in shutoff supporting seat (9) left side ten rows, eleven row hundred twenty one altogether and the thick circular slot that the thick circular plate diameter is the same in shutoff tight pole (8) outside, and the right side in these thick circular slots all is fixed be provided with one about run through with the round hole that shutoff tight pole (8) main part diameter corresponds, still all fixed be provided with a spring in the thick circular slot of shutoff supporting seat (9) inboard, these springs can promote shutoff tight pole (8) to slide to the left side.
8. The special-shaped petroleum pipeline plugging device as claimed in claim 1, wherein: the plugging rubber mat (7) is of an arc-shaped structure, a circle of semi-cylindrical protrusion is fixedly arranged on the outer portion of the left side of the plugging rubber mat (7), and one end of the plugging tightening rod (8) can push the plugging rubber mat (7) to be in close contact with the outer wall of the petroleum pipeline under the pushing pressure of a spring inside the plugging supporting seat (9) during installation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111298468.XA CN114060646A (en) | 2021-11-04 | 2021-11-04 | Special-shaped petroleum pipeline plugging device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111298468.XA CN114060646A (en) | 2021-11-04 | 2021-11-04 | Special-shaped petroleum pipeline plugging device |
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Application publication date: 20220218 |