CN209839469U - Pocket-shaped water plugging device for drainage pipeline - Google Patents
Pocket-shaped water plugging device for drainage pipeline Download PDFInfo
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- CN209839469U CN209839469U CN201822178706.3U CN201822178706U CN209839469U CN 209839469 U CN209839469 U CN 209839469U CN 201822178706 U CN201822178706 U CN 201822178706U CN 209839469 U CN209839469 U CN 209839469U
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Abstract
The drain pipeline pocket-shaped water plugging device comprises a pocket with an opening on the upper surface. The device construction and installation structure is characterized in that a plurality of communicated vertical shafts are arranged above the transversely arranged drainage pipelines, the pockets are arranged in the vertical shafts, the steel wire ropes penetrate through the rope holes at the openings and are fixed at the well mouths of the vertical shafts, the fillers are filled into the pockets from the openings until the bottoms of the pockets filled with the fillers expand and diffuse to the periphery to seal and plug the vertical shafts and the drainage pipelines at the bottoms of the vertical shafts. The water plugging and plug removing method of the device comprises the following steps: 1) throwing into a pocket: the bag is put into the vertical shaft, so that the bottom of the bag is fully contacted with the horizontal drainage pipeline; 2) securing the pocket opening at the wellhead; 3) filling materials: filling filler into the pocket from the opening of the pocket to enable the bottom of the pocket to expand and diffuse to the periphery until the drainage pipeline is completely closed; 4) operation and plug removal: and after the operation is finished, the filler is taken out, and then the pocket is taken out. The utility model discloses can solve current gasbag water shutoff device and easily explode and split, the steel sheet shutoff leaks easily and demolishs the technical problem of difficulty.
Description
Technical Field
The utility model relates to a water supply and drainage pipeline's plugging device field specifically is drainage pipeline pocket shape water plugging device.
Background
At present, drainage pipelines are generally blocked by two methods, one method is to use an air bag for blocking, and air is discharged for removing during removal. The disadvantages are: 1) the safety is not high, and the air bag is easy to burst and hurt people due to rubber fatigue, overlarge air pressure, laceration of a sharp object and the like; 2) the installation is inconvenient, and when the large-diameter pipeline is plugged, multiple persons are often required to carry the large-diameter pipeline in a coordinated and common mode, or a crane is required to place the air bag into the underground pipeline; 3) the use limitation is large, when silt or solid garbage exists in the pipeline, the air bag cannot be installed, and when the section of the pipeline is in a non-regular round shape such as a square shape, water can leak at the folded corner of the pipeline by using the air bag; 4) the cost is high, for a pipeline with the pipe diameter of 800 mm, the cost of a high-quality air bag required for water plugging can reach more than ten thousand yuan, and for a pipeline with a larger pipe diameter, tens of thousands to dozens of ten thousand yuan are required; 5) the plugging time is long, and the air bag needs to be continuously adjusted after going into the well so as to be attached to the pipeline; 6) The construction is greatly influenced by the water flow speed and the water level.
The other is plugging by splicing steel plates. The defects are as follows: 1) the water sealing is not tight, and the water leakage is serious; 2) is too heavy and inconvenient to install; 3) the manufacturing cost is high; 4) the dismantling is difficult; 5) each set of plugging device is only suitable for pipelines with fixed models; 6) the duration of use; 7) the construction is greatly influenced by the water flow speed and the water level.
In the prior art, a patent with the grant number of CN 207599242U discloses a large-pipe-diameter pipeline plugging device, which is characterized in that an auxiliary bag is used for inflating or water into a main bag, the main bag is an air bag or a water bag, the risk of explosion still exists, or the bag body is broken and leaks water, the water pressure is reduced or the bag body floats after the water is completely drained, and the plugging effect cannot be achieved.
Disclosure of Invention
In order to overcome the defect and not enough of above-mentioned technique, the utility model provides a drainage pipeline pocket shape water plugging device can solve current gasbag water plugging device and easily explode and split, the steel sheet shutoff leaks easily and demolish the difficulty, the two volume and the quality is huge, use the limitation big, with long, the cost is high, receive velocity of water and the big technical problem of water level influence during the construction.
The utility model adopts the following technical proposal:
the bag-shaped water plugging device for the drainage pipeline comprises a bag with an opening on the upper surface, and the bag is made of at least 2 layers of flexible materials in a composite mode.
The bag is formed by hot-melting and compounding an inner layer flexible material, an outer layer flexible material and a steel wire mesh reinforcing layer material clamped between the inner layer and the outer layer, and a circle of rope holes are formed in the opening of the bag along the edge; the flexible materials of the inner layer and the outer layer of the pocket are chloroprene rubber; the water plugging device comprises one or more pockets which are sequentially overlapped one by one.
The construction and installation structure of the drain pipeline pocket-shaped water plugging device is characterized in that a plurality of communicated vertical shafts are arranged above a transverse drain pipeline,
the bag is arranged in the shaft, the steel wire rope penetrates through a rope hole at the opening to be fixed on a circle of studs at the wellhead of the shaft, the filler is filled into the bag from the opening until the bottom of the bag filled with the filler expands and diffuses to the periphery so as to seal and plug the drainage pipeline at the bottom of the shaft and the shaft.
The perimeter of the outer contour of the cross section of the pocket is not less than the perimeter of the inner wall of the largest cross section of the drainage pipeline to be blocked and the vertical shaft; the height of the pocket is larger than the height from the well mouth of the vertical shaft to the bottom of the drainage pipeline.
The water plugging device comprises a plurality of pockets which are sequentially sleeved and overlapped one by one, and rope holes of different pockets are correspondingly connected in series and knotted at an opening through a steel wire rope to be fixed on the pegs after being fixed.
The water blocking and plug removing method for the drainage pipeline pocket-shaped water blocking device construction and installation structure comprises the following steps:
1) throwing into a pocket: the bag is put into the vertical shaft, so that the bottom of the bag is fully contacted with a horizontal drainage pipeline;
2) fixing: a steel wire rope penetrates through a rope hole of the pocket and is fixed on a stud of a vertical shaft well head, so that an opening of the pocket is stretched;
3) filling materials: filling filler into the pocket from the opening of the pocket, and enabling the bottom of the pocket to expand and diffuse to the periphery until the drainage pipeline is completely closed;
4) operation and plug removal: and after the operation is finished, the filler is pumped out by using a pump or is manually dug out, and then the bag is taken out.
The filler in the step 3) is a granular solid material, and the pump in the step 4) is a vacuum pump.
The filler in the step 3) is a liquid material, and the pump in the step 4) is a liquid pump.
The liquid material has a specific gravity greater than 1.
The filler in the step 3) is sand, small stones, small steel balls or slurry.
The utility model discloses there is following positive beneficial effect: 1) the utility model belongs to a gravity dam, which is safe and reliable and can not crack; 2) the manufacturing cost is low, and the raw materials are easy to obtain; 3) the use is convenient; 4) the plugging time is short, and the time is short; 5) the pocket is suitable for pipelines with a plurality of pipe diameters and can also be suitable for pipelines with a plurality of section shapes; 6) the influence of water flow speed and water level is avoided; 7) the dismounting is simple; 8) the manufacturing cost is low; 9) the plugging is tight, and almost no water is leaked; 10) even if the bag body has local rupture, the bag body still can play the plugging role by the internal filler.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a partial cross-sectional view of the interior of the pocket wall with a steel wire reinforcement layer;
fig. 3 is a schematic structural view of a rope hole on a pocket.
The reference numbers: 1-vertical shaft, 2-pocket, 3-filler, 4-drainage pipeline, 5-water flow, 6-steel wire rope, 7-stud, 8-earthwork, 9-reinforcing layer and 10-rope hole.
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
The following examples are given for the purpose of illustrating the present invention in a clear manner and are not intended to limit the scope of the present invention. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art based on the following description, and it is within the spirit of the present invention that such variations and modifications are within the scope of the present invention.
Referring to the figures, the water drain pipeline pocket-shaped water plugging device comprises a pocket 2 with an opening on the upper surface, and the pocket 2 is made of at least 2 layers of flexible materials in a composite mode.
Referring to fig. 2 and 3, the pocket 2 is formed by hot-melting and compounding three layers of materials, namely an inner layer flexible material, an outer layer flexible material and a steel wire mesh reinforcing layer 9 clamped between the inner layer flexible material and the outer layer flexible material, and a circle of rope holes 10 are formed in the opening of the pocket 2 along the edge; the flexible material of the inner layer and the outer layer of the pocket 2 is chloroprene rubber; the water plugging device comprises one pocket 2 or a plurality of pockets 2 which are sequentially sleeved and overlapped one by one.
Referring to fig. 1, a construction installation structure of a drain pipeline pocket-shaped water plugging device is provided, a plurality of communicated vertical shafts 1 are arranged above a transverse drain pipeline 4,
the bag 2 is arranged in the shaft 1, a steel wire rope passes through a rope hole 10 at an opening and is fixed on a circle of studs 7 at the shaft opening of the shaft 1, the filler 3 is filled into the bag 2 from the opening until the bottom of the bag 2 filled with the filler 3 expands and diffuses to the periphery so as to seal and block the shaft 1 and the drainage pipeline 4 at the bottom of the shaft 1.
The perimeter of the outer contour of the cross section of the pocket 2 is not less than the perimeter of the largest cross section inner wall in the drainage pipeline 4 to be blocked and the shaft 1; the height of the pocket 2 is larger than the height from the well mouth of the vertical shaft 1 to the bottom of the drainage pipeline 4.
The water plugging device comprises a plurality of pockets 2, the pockets 2 are sequentially sleeved and overlapped one by one, and rope holes 10 of different pockets 2 are correspondingly connected in series, knotted and fixed at an opening of each pocket 2 through a steel wire rope and then fixed on the pegs 7.
The water blocking and plug removing method for the drainage pipeline pocket-shaped water blocking device construction and installation structure comprises the following steps:
1) and (4) throwing into the pocket 2: the bag 2 is put into the vertical shaft 1, so that the bottom of the bag 2 is fully contacted with a horizontal drainage pipeline 4;
2) fixing: a steel wire rope is used for penetrating through a rope hole 10 of the pocket 2 and is fixed on a stud 7 at the wellhead of the shaft 1, so that the opening of the pocket 2 is spread;
3) filling materials: filling a filler 3 into the pocket 2 from the opening of the pocket 2, and expanding and diffusing the bottom of the pocket 2 to the periphery until the drainage pipeline 4 is completely closed;
4) operation and plug removal: after the operation is finished, the filler 3 is pumped out by a pump or is manually dug out, and then the bag 2 is taken out.
The filler 3 in the step 3) is a granular solid material, and the pump in the step 4) is a vacuum pump.
The filler 3 in the step 3) is a liquid material, and the pump in the step 4) is a liquid pump.
The liquid material has a specific gravity greater than 1.
The filler in the step 3) is sand, small stones, small steel balls or slurry.
The pocket 2 with proper caliber is made of high-strength flexible material (such as neoprene) and is manufactured integrally. The flexible material of the utility model has good ductility and can be stretched and kneaded at will.
For increasing the strength, the multi-layer pockets 2 can be used to be sleeved together one by one and overlapped.
The filling 3 in the pocket is a material with good fluidity, such as a solid material: sand, small stones, small steel balls and the like, and the bag 2 is taken out after the filler 3 is pumped out by a vacuum pump during dismantling; alternatively, a liquid material, such as water, or other manually formulated liquid material (e.g., slurry) having a specific gravity greater than 1 may be used, and the bag 2 may be removed by pumping the filler 3 through a liquid pump.
The pocket 2 is strong enough to allow the opening of the pocket 2 filled with the wad 3 to hang over the well without tearing.
The pocket 2 may be a cylindrical tube or any other shape as long as the upper end is open and the inner volume is larger than the plugging area.
The utility model discloses the packing of solid filler in the bag belongs to a gravity dam, mainly utilizes gravity to prevent the displacement of the bag, and is safe and reliable; the liquid filling is to form friction force on the inner wall of the pipeline by utilizing the liquid pressure in the bag to prevent the bag from displacing.
Claims (3)
1. The bag-shaped water plugging device for the drainage pipeline is characterized by comprising a bag (2) with an opening on the upper surface, wherein the bag (2) is made of at least 2 layers of flexible materials in a composite mode;
the bag (2) is formed by hot-melting and compounding three layers of materials, namely an inner layer flexible material, an outer layer flexible material and a steel wire mesh reinforcing layer (9) clamped between the inner layer flexible material and the outer layer flexible material, and a circle of rope holes (10) are formed in the opening of the bag (2) along the edge; the flexible materials of the inner layer and the outer layer of the pocket (2) are chloroprene rubber; the water plugging device comprises one pocket (2) or a plurality of pockets (2) which are sequentially sleeved and overlapped one by one;
a plurality of communicated vertical shafts (1) are arranged above the transverse drainage pipeline (4),
the bag (2) is arranged in the vertical shaft (1), a steel wire rope penetrates through a rope hole (10) at an opening to be fixed on a circle of studs (7) at the well mouth of the vertical shaft (1), and the bag (2) is filled with the filler (3) from the opening until the bottom of the bag (2) filled with the filler (3) expands and diffuses to the periphery so as to seal and plug the vertical shaft (1) and the drainage pipeline (4) at the bottom of the vertical shaft.
2. The drain pipe pocket-shaped water shutoff device as recited in claim 1, characterized in that the perimeter of the cross-sectional outer contour of the pocket (2) is not less than the perimeter of the largest cross-sectional inner wall in both the drain pipe (4) to be shutoff and the shaft (1); the height of the pocket (2) is larger than the height from the well mouth of the vertical shaft (1) to the bottom of the drainage pipeline (4).
3. The piping pocket shaped water shut-off device of claim 1, characterized in that it comprises a plurality of said pockets (2), a plurality of said pockets (2) being sequentially overlapped one by one, each of said pockets (2) being fixed to said peg (7) after the rope holes (10) of different pockets (2) are correspondingly connected in series and knotted by a steel wire rope at the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822178706.3U CN209839469U (en) | 2018-12-24 | 2018-12-24 | Pocket-shaped water plugging device for drainage pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822178706.3U CN209839469U (en) | 2018-12-24 | 2018-12-24 | Pocket-shaped water plugging device for drainage pipeline |
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| Publication Number | Publication Date |
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| CN209839469U true CN209839469U (en) | 2019-12-24 |
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| CN201822178706.3U Active CN209839469U (en) | 2018-12-24 | 2018-12-24 | Pocket-shaped water plugging device for drainage pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442130A (en) * | 2018-12-24 | 2019-03-08 | 北京市市政工程研究院 | Drainage pipeline pocket shape water blocking device and construction mounting structure and water blockoff tear blocking method open |
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2018
- 2018-12-24 CN CN201822178706.3U patent/CN209839469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442130A (en) * | 2018-12-24 | 2019-03-08 | 北京市市政工程研究院 | Drainage pipeline pocket shape water blocking device and construction mounting structure and water blockoff tear blocking method open |
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