CN108980486B - Water leakage prevention pipeline and installation and construction method thereof - Google Patents
Water leakage prevention pipeline and installation and construction method thereof Download PDFInfo
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- CN108980486B CN108980486B CN201810962212.6A CN201810962212A CN108980486B CN 108980486 B CN108980486 B CN 108980486B CN 201810962212 A CN201810962212 A CN 201810962212A CN 108980486 B CN108980486 B CN 108980486B
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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
- F16L21/00—Joints with sleeve or socket
- F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends
- F16L21/065—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends tightened by tangentially-arranged threaded pins
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- Branch Pipes, Bends, And The Like (AREA)
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Abstract
The invention discloses a water leakage prevention pipeline, relates to a pipeline and aims to solve the problem that the pipeline in the prior art is easy to leak water; and a locking assembly for fixing and locking the two single tubes is further arranged at the splicing position of the two adjacent single tubes. Through the inserting and embedding cooperation of the insertion pipe and the annular insertion groove, the axis coincidence state is always kept between two adjacent single pipes, the water leakage phenomenon caused by the fact that the end parts of the single pipes are not tightly butted due to the fact that the axes of the single pipes and the insertion groove are not coincident is reduced, and the anti-leakage single pipe inserting and inserting device has the advantages of being simple in structure, convenient to install and construct and good in anti-leakage effect. The invention correspondingly discloses an installation construction method of the water leakage prevention pipeline, which has simple installation steps, and the installed pipeline has good connection sealing performance and excellent water leakage prevention effect.
Description
Technical Field
The invention belongs to the technical field of pipelines and installation thereof, and particularly relates to a water leakage prevention pipeline and an installation construction method thereof.
Background
The leak protection performance is an important index of the service performance of the pipeline, especially the water pipeline, and in the installation process of the pipeline, the leakage of the joint of the pipeline is easily caused by improper operation, improper connection and the like, so that the waste of water resources is caused.
In the prior art, the installation of the pipeline mostly adopts the connection installation of a connector or the fastening installation of an arc-shaped hoop. As shown in fig. 1, the pipeline is installed by using the arc-shaped clamps 41, and the splicing positions of the adjacent single pipes 1 are tightly locked with each other by the two arc-shaped clamps 41. When the pipeline is connected by adopting the mode, the end parts of the two single pipes 1 can be tightened only by keeping the axes of the two single pipes superposed, and the sufficient connection sealing performance can be ensured; in addition, during the connection process, the single pipe 1 is easy to deform due to improper operation, so that the sealing performance of the butt joint is reduced, and leakage is caused.
Fig. 2 shows a common pipeline connected by the connector 5, which is connected by the thread between the internal thread of the connector 5 and the external thread of the end of the single pipe 1, so as to realize the connection of two single pipes 1. The pipeline connected by the method is easy to leak due to abrasion of threads or improper installation; meanwhile, the contact area of the pipeline material with water and air is increased by the threads, so that the joints of pipelines made of metal materials are corroded more easily, and the leakage of the pipelines is increased.
Therefore, how to design a pipeline with convenient installation and construction and good leakage-proof performance is a problem to be solved in the industry. The invention provides a water leakage prevention pipeline and an installation construction method thereof, aiming at the problem that the pipeline in the prior art is easy to leak water.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a water leakage prevention pipeline which has the advantages of simple structure, convenience in installation and construction and good leakage prevention effect.
In order to achieve the purpose, the invention provides the following technical scheme:
a water leakage prevention pipeline comprises a plurality of sections of single pipes connected end to end, wherein one end of each single pipe is provided with an insertion pipe with the outer diameter smaller than that of the single pipe, and the inner circumferential side wall of the other end of each single pipe is provided with an annular insertion groove for the insertion of the insertion pipe; and a locking assembly for fixing and locking the two single tubes is further arranged at the splicing position of the two adjacent single tubes.
Through adopting above-mentioned technical scheme, through the cooperation of intubate and slot during the installation water pipe, increased the inseparable degree of connection between two single tubes for two single tubes remain the axis coincidence state all the time, greatly reduced the possibility of leaking. The locking function of the locking assembly at the joint of the two single pipes is matched, so that the two single pipes are firmly connected and are not easy to loosen.
Furthermore, a plurality of first lugs are distributed on the outer circumferential side wall of the insertion pipe at equal intervals along the circumferential direction of the insertion pipe, and a plurality of second lugs are distributed on the circumferential side wall of the slot at equal intervals along the circumferential direction of the insertion pipe; and a first clamping groove for the second lug to insert is formed between the adjacent first lugs, and a second clamping groove for the first lug to insert is formed between the adjacent second lugs.
By adopting the technical scheme, when the insertion pipe is in insertion fit with the insertion slot, the first lug is clamped into the second clamping groove on the side wall of the insertion slot, and the second lug is clamped into the first clamping groove on the outer circumferential side wall of the insertion pipe, so that the contact area between the insertion pipe and the insertion slot is increased, and the insertion fit between the insertion pipe and the insertion slot is tighter and the sealing performance is better. Simultaneously, the cooperation of first lug and second draw-in groove, second lug and first draw-in groove has restricted two single tubes and has taken place the relative rotation of circumference, further promotes the connection leakproofness between two single tubes for the leak protection water performance of installation back pipeline is splendid.
Furthermore, a first guide block is arranged at one end, close to the cannula opening, of the first convex block, and a second guide block is arranged at one end, facing the single tube opening, of the second convex block.
By adopting the technical scheme, when the two single tubes are spliced, the first guide block and the second guide block can be matched with each other, so that the two single tubes can rotate relatively in the circumferential direction until the first lug is aligned with the second clamping groove and the second lug is aligned with the first clamping groove. The splicing process does not need to be aligned deliberately, so that the pipeline is more convenient and efficient to install.
Further, the first guide block and the second guide block are both in an isosceles triangle shape.
Through adopting above-mentioned technical scheme, the in-process of concatenation single tube, cooperate each other between the hypotenuse of first guide block and second guide block for the single tube takes place circumferential relative rotation, aligns until first lug and second draw-in groove, second lug and first draw-in groove, makes the concatenation process simple, has improved installation and construction efficiency.
Furthermore, the first guide block is semicircular or crescent-shaped, and the second guide block is semicircular or crescent-shaped.
Through adopting above-mentioned technical scheme, semicircular first direction is fast can play the guide effect with the second guide block equally for can realize automatic alignment between first lug and second draw-in groove, second lug and the first draw-in groove. Meanwhile, compared with the triangular first guide block and the triangular second guide block, the triangular first guide block and the triangular second guide block are not easy to wear, and have better use durability and better fit tightness.
Furthermore, one end, far away from the first guide block, of the first clamping groove is provided with a first sealing block adaptive to the shape of the second guide block, and one end, far away from the second guide block, of the second clamping groove is provided with a second sealing block adaptive to the shape of the second guide block.
Through adopting above-mentioned technical scheme, the setting of first sealed piece and the sealed piece of second has further increased the cooperation compactness between first lug and second draw-in groove, second lug and the first draw-in groove, has promoted the connection leakproofness of pipeline, and leak protection water effect is splendid.
Furthermore, the locking assembly comprises two arc-shaped hoops which are hooped at the splicing position of the two single pipes and a fastening bolt for fixing the two arc-shaped hoops.
Through adopting above-mentioned technical scheme, during the installation with two arc clamps card solid in the junction of two single tubes, connect the fastening through fastening bolt, can make two single tubes connect firm, difficult pine take off.
Furthermore, a semi-annular sealing strip is arranged on the inner circumferential side wall of the arc-shaped hoop.
Through adopting above-mentioned technical scheme, the setting of sealing strip has increased the leakproofness of two single tube junctions, has further promoted the leak protection water performance of pipeline.
Furthermore, two insertion strips with right-angled triangle cross sections are arranged on the inner circumferential side wall of the sealing strip, and the inclined sides of the cross sections of the two insertion strips are oppositely arranged; and the outer circumferential side walls at the two ends of the single pipe are respectively provided with a caulking groove for the insertion strip to be clamped, and the cross section of the caulking groove is in a right-angled triangle shape.
By adopting the technical scheme, the insertion strip is clamped into the caulking groove, and the inclined side wall of the caulking groove is subjected to extrusion acting force. The horizontal component of the acting force has the tendency of driving the two single tubes to close and abut against each other, so that the single tubes are tightly connected, and the water leakage prevention effect of the pipeline is further improved.
Another objective of the present invention is to provide an installation and construction method of a water leakage prevention water pipe, which has the advantages of simple construction operation and good leakage prevention effect of the installed pipe.
In order to achieve the purpose, the invention provides the following technical scheme:
the installation and construction method of the water leakage preventing pipeline comprises the following steps,
taking two single tubes, and aligning an insertion tube at the end part of one single tube with an insertion slot at the end part of the other single tube;
moving the single tube along the axial direction of the single tube to enable the insertion tube to be inserted into the slot of the adjacent single tube;
thirdly, mounting a locking assembly at the joint of the two single pipes to firmly connect the two single pipes;
and step four, repeating the step one to the step three until the splicing of all the single tubes is completed.
By adopting the technical scheme, the installation steps are simple, and the installation and construction of the pipeline are convenient. The installation process is easy to keep the state of axis coincidence between two adjacent single tubes, and the situation of water leakage caused by connection sealing performance reduction of a joint due to the fact that the axes of the two single tubes are not coincident is not easy to occur.
In conclusion, the invention has the following beneficial effects:
1. due to the matching of the insertion pipes and the insertion grooves, the axial line superposition state between the adjacent single pipes is easily ensured when the pipeline is installed, the situation of dislocation or loose butt joint is not easy to occur at the joint, the connection sealing performance is good, and the water leakage prevention effect is good;
2. the first lug with the first guide block is matched with the second clamping groove, and the second lug with the second guide block is matched with the first clamping groove, so that the connection sealing performance between two adjacent single tubes is improved, the circumferential relative rotation between the adjacent single tubes is limited, the sealing performance of the pipeline is further improved, and the water leakage prevention effect is good;
3. the matching of the insertion strip and the caulking groove ensures that two connected single tubes have the tendency of mutual abutting, the sealing performance is better, and the water leakage prevention effect is better;
4. the invention correspondingly discloses an installation construction method of the water leakage prevention pipeline, which has the advantages of simple process steps and excellent water leakage prevention effect due to tight connection of the installed pipeline.
Drawings
FIG. 1 is a schematic structural diagram of a pipe connected by a joint in the prior art;
FIG. 2 is a schematic view of a prior art arrangement of pipes connected by an arcuate clamp;
FIG. 3 is a schematic view of the structure of the water leakage preventing pipe in embodiment 1;
FIG. 4 is a schematic view of the structure of a single tube in example 1;
FIG. 5 is an exploded view of the locking assembly of embodiment 1;
FIG. 6 is a sectional view of a water leakage preventing pipe in embodiment 1;
FIG. 7 is an enlarged view of portion A of FIG. 6;
FIG. 8 is a first schematic structural view of a single tube according to embodiment 2;
fig. 9 is a schematic structural diagram of a single tube in embodiment 2.
In the figure: 1. a single tube; 11. caulking grooves; 2. inserting a tube; 21. a first bump; 211. a first guide block; 22. a first card slot; 221. a first seal block; 3. a slot; 31. a second bump; 311. a second guide block; 32. a second card slot; 321. a second seal block; 4. a locking assembly; 41. an arc-shaped hoop; 411. a sealing strip; 4111. a fillet; 42. fastening a bolt; 5. a connecting head.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
A water leakage prevention pipeline, referring to fig. 3, comprises a plurality of single pipes 1 connected end to end, and locking components 4 are arranged at the butt joint of the adjacent single pipes 1, so that the single pipes 1 are firmly connected and are not easy to loosen.
Referring to fig. 4, one end of the single tube 1 is coaxially provided with an insertion tube 2, and the outer diameter of the insertion tube 2 is smaller than that of the single tube 1; the inner circumferential side wall of the other end is provided with an annular slot 3, and the diameter of the slot 3 is equal to the outer diameter of the insertion pipe 2. When the end parts of the two single tubes 1 are spliced, the insertion tube 2 at the end part of one single tube 1 can be inserted into the insertion slot 3 at the end part of the other single tube 1, so that the contact area between the end parts of the two single tubes 1 is increased, and the splicing is tight. Meanwhile, the looseness of the butt joint caused by the fact that the axes of the two single tubes 1 at the butt joint are not coincident due to stress is not easy to occur, and the water leakage prevention performance of the pipeline is improved.
Referring to fig. 4, in order to further increase the splicing sealing performance between two adjacent single tubes 1, a plurality of first protruding blocks 21 are equidistantly distributed on the outer circumferential side wall of the insertion tube 2, a plurality of second protruding blocks 31 are equidistantly distributed on the circumferential side wall of the insertion slot 3, and in this embodiment, six first protruding blocks 21 and six second protruding blocks 31 are equidistantly distributed along the circumferential direction of the single tubes 1. A first slot 22 for the second bump 31 to be inserted is formed between the adjacent first bumps 21, and a second slot 32 for the first bump 21 to be inserted is formed between the adjacent second bumps 31. When two single tubes 1 are spliced, the first lug 21 is clamped into the second clamping groove 32, the second lug 31 is clamped into the first clamping groove 22, the first lug 21 and the second lug 31 are clamped and embedded in a staggered mode, relative circumferential rotation of the two single tubes 1 can be effectively prevented, and the single tubes 1 are not easy to loosen and have good water leakage prevention effect after being installed.
Referring to fig. 4, the end of the first protrusion 21 away from the single tube 1 is provided with a first guide block 211 in the shape of an isosceles triangle, and the end of the second protrusion 31 away from the insertion tube 2 is provided with a second guide block 311 in the shape of an isosceles triangle. In the process of plugging two single tubes 1, the first guide block 211 and the second guide block 311 are matched with each other by using the bevel edges, and the first lug 21 is aligned with the second clamping groove 32 and the second lug 31 is aligned with the first clamping groove 22 through relative circumferential rotation between the two single tubes 1 without being aligned intentionally in the plugging process.
Referring to fig. 4, in order to further improve the connection tightness between the single tubes 1, a first sealing block 221 having a shape corresponding to the second guide block 311 is disposed in the first locking groove 22, and a first sealing block 221 having a shape corresponding to the first guide block 211 is disposed in the second locking groove 32. After the two single tubes 1 are spliced, the first sealing block 221 is clamped and embedded at the end part of the second guide block 311, and the second sealing block 321 is clamped and embedded at the end part of the first guide block 211, so that the two single tubes 1 are tightly matched with each other, and water leakage is not easy to occur.
Referring to fig. 5, the locking assembly 4 includes two arc clips 41 and a fastening bolt 42 for fastening the arc clips 41. The inner circumferential side wall of the arc-shaped clamp 41 is provided with a semi-annular sealing strip 411 in a clamping and embedding manner, the inner circumferential side wall of the sealing strip 411 is provided with two insertion strips 4111 with the cross section being in a right-angled triangle shape, and the inclined surfaces of the two insertion strips 4111 are oppositely arranged. The molding 4111 and the sealing strip 411 are integrally formed and are made of rubber.
Referring to fig. 6 and 7, the single pipe 1 is provided at an outer circumferential side wall of its end portion with a ring-shaped caulking groove 11 into which the fillet 4111 is fitted. After the two single pipes 1 are spliced, the arc-shaped hoop 41 is clamped and fixed at the joint of the two single pipes 1, so that the fillet 4111 on the sealing strip 411 is clamped into the caulking groove 11 on the single pipe 1. The sidewalls of the insert 11 are pressed by the fillets 4111 and have a tendency to move axially along the single pipe 1. The acting force direction that two single tubes 1 received of concatenation department is opposite, and all faces the seam crossing between the two to make two single tubes 1 support tightly each other, further increased the inseparable degree that single tube 1 connects, promoted leak protection water performance.
The working principle is as follows:
when the pipeline is spliced and installed, one end of one single pipe 1 provided with the insertion pipe 2 is inserted into one end of the other single pipe 1 provided with the slot 3. In the process, under the guiding action of the first guide block 211 and the second guide block 311, the two single tubes 1 rotate relatively circumferentially, so that the first protrusions 21 are aligned with the second slots 32, and the second protrusions 31 are aligned with the first slots 22. Two single tubes 1 are inserted and connected along the axial direction of the single tube 1, so that the first projection 21 is completely clamped into the second clamping groove 32, and the first guide block 211 is clamped and embedded in the second sealing block 321; the second protrusion 31 is completely inserted into the first slot 22, and the second guide block 311 is inserted into the first sealing block 221, so that the two single tubes 1 are tightly inserted into each other, and are not easy to rotate circumferentially, and the tightness is extremely high. Then, the arc-shaped clamp 41 is clamped at the joint of the two single pipes 1, and the fastening bolt 42 is tightened so that the arc-shaped clamp 41 fastens the two single pipes 1. At this time, the fillet 4111 is clamped into the caulking groove 11, so that the two single pipes 1 are abutted against each other by opposite acting forces along the axial direction of the single pipes 1, the connection tightness between the single pipes 1 is further improved, and the water leakage prevention performance of the pipeline is excellent.
Example 2
Referring to fig. 8 and 9, the present embodiment is different from embodiment 1 in that, based on embodiment 1: in the present embodiment, twelve first bumps 21 and twelve second bumps 31 are distributed along the single tube 1 at equal intervals. The first guide block 211 has a semicircular shape, and the second guide block 311 has a crescent shape. A first sealing block 221 with a shape matched with that of the second guide block 311 is arranged in the first clamping groove 22, and a second sealing block 321 with a shape matched with that of the first guide block 211 is arranged in the second clamping groove 32.
Example 3
An installation and construction method of the leakage-proof pipeline according to embodiment 1 includes the steps of,
step one, two single tubes 1 are taken, and an insertion tube 2 at the end part of one single tube 1 is aligned with an insertion groove 3 at the end part of the other single tube 1.
And step two, moving the single tube 1 along the axial direction of the single tube 1 to enable the insertion tube 2 to be inserted into the slot 3 of the adjacent single tube 1. In the process, under the matching of the first guide block 211 and the second guide block 311, the two single pipes 1 are relatively rotated circumferentially until the first projection 21 is aligned with the second slot 32, and the second projection 31 is aligned with the first slot 22. After the insertion tube 2 is completely inserted into the insertion slot 3, the first protrusion 21 is completely clamped into the second clamping slot 32, and the first guide block 211 is clamped at the second sealing block 321; the second protrusion 31 is completely inserted into the first slot 22, and the second guide block 311 is inserted into the first sealing block 221.
And step three, the two arc-shaped hoops 41 are oppositely clamped at the splicing seams of the two single pipes 1, the fastening bolts 42 are screwed to enable the arc-shaped hoops 41 to hold the single pipes 1 tightly, and the insertion strips 4111 on the sealing strips 411 are clamped into the caulking grooves 11 on the side walls of the outer circumferences of the single pipes 1, so that the two single pipes 1 are firmly connected and are not easy to loosen.
And step four, repeating the step one to the step three, and completing the splicing of all the single pipes 1 in sequence, namely completing the installation and construction of the water leakage prevention pipeline.
Example 4
An installation and construction method of a leakage-proof pipe according to embodiment 2 includes the steps of,
step one, two single tubes 1 are taken, and an insertion tube 2 at the end part of one single tube 1 is aligned with an insertion groove 3 at the end part of the other single tube 1.
And step two, moving the single tube 1 along the axial direction of the single tube 1 to enable the insertion tube 2 to be inserted into the slot 3 of the adjacent single tube 1. In the process, under the matching of the first guide block 211 and the second guide block 311, the two single pipes 1 are relatively rotated circumferentially until the first projection 21 is aligned with the second slot 32, and the second projection 31 is aligned with the first slot 22. After the insertion tube 2 is completely inserted into the insertion slot 3, the first protrusion 21 is completely clamped into the second clamping slot 32, and the first guide block 211 is clamped at the second sealing block 321; the second protrusion 31 is completely inserted into the first slot 22, and the second guide block 311 is inserted into the first sealing block 221.
And step three, the two arc-shaped hoops 41 are oppositely clamped at the splicing seams of the two single pipes 1, the fastening bolts 42 are screwed to enable the arc-shaped hoops 41 to hold the single pipes 1 tightly, and the insertion strips 4111 on the sealing strips 411 are clamped into the caulking grooves 11 on the side walls of the outer circumferences of the single pipes 1, so that the two single pipes 1 are firmly connected and are not easy to loosen.
And step four, repeating the step one to the step three, and completing the splicing of all the single pipes 1 in sequence, namely completing the installation and construction of the water leakage prevention pipeline.
The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can modify the embodiments without inventive contribution as required after reading this specification, but only fall within the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a leak protection water pipeline, includes a plurality of sections end to end's single tube (1), its characterized in that: one end of the single tube (1) is provided with an insertion tube (2) with the outer diameter smaller than that of the single tube (1), and the inner circumferential side wall of the other end is provided with an annular insertion groove (3) for the insertion tube (2) to be inserted; a locking assembly (4) for fixedly locking the two single tubes (1) is further arranged at the splicing position of the two adjacent single tubes (1); a plurality of first lugs (21) are distributed on the outer circumferential side wall of the insertion pipe (2) at equal intervals along the circumferential direction of the insertion pipe, and a plurality of second lugs (31) are distributed on the circumferential side wall of the insertion groove (3) at equal intervals along the circumferential direction of the insertion pipe; a first clamping groove (22) for inserting the second bump (31) is formed between the adjacent first bumps (21), and a second clamping groove (32) for inserting the first bump (21) is formed between the adjacent second bumps (31); a first guide block (211) is arranged at one end, close to the opening of the insertion pipe (2), of the first lug (21), and a second guide block (311) is arranged at one end, facing the opening of the single pipe (1), of the second lug (31); the locking assembly (4) comprises two arc-shaped hoops (41) which are hooped at the splicing position of the two single tubes (1) and fastening bolts (42) used for fixing the two arc-shaped hoops (41); a semi-annular sealing strip (411) is arranged on the inner circumferential side wall of the arc-shaped hoop (41); two insertion strips (4111) with right-angled triangle cross sections are arranged on the inner circumferential side wall of the sealing strip (411), and the hypotenuses of the cross sections of the two insertion strips (4111) are arranged oppositely; and caulking grooves (11) which are used for clamping the insertion strips (4111) and have right-angled triangle cross sections are formed in the outer circumferential side walls at the two ends of the single pipe (1).
2. A leakage-proof pipe according to claim 1, characterized in that: the first guide block (211) and the second guide block (311) are both in an isosceles triangle shape.
3. A leakage-proof pipe according to claim 1, characterized in that: the first guide block (211) is semicircular or crescent-shaped, and the second guide block (311) is semicircular or crescent-shaped.
4. A leakage-proof pipe according to claim 1, characterized in that: one end, far away from the first guide block (211), of the first clamping groove (22) is provided with a first sealing block (221) adaptive to the shape of the second guide block (311), and one end, far away from the second guide block (311), of the second clamping groove (32) is provided with a second sealing block (321) adaptive to the shape of the second guide block (311).
5. An installation construction method of a leakage-proof pipe according to claim 1, characterized in that: comprises the following steps of (a) carrying out,
taking two single tubes (1), and aligning an insertion tube (2) at the end part of one single tube (1) with an insertion slot (3) at the end part of the other single tube (1);
secondly, moving the single tube (1) along the axial direction of the single tube (1) to enable the insertion tube (2) to be inserted into the slot (3) of the adjacent single tube (1);
thirdly, mounting a locking assembly (4) at the joint of the two single pipes (1) to firmly connect the two single pipes (1);
and step four, repeating the step one to the step three until the splicing of all the single tubes (1) is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810962212.6A CN108980486B (en) | 2018-08-22 | 2018-08-22 | Water leakage prevention pipeline and installation and construction method thereof |
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| CN201810962212.6A CN108980486B (en) | 2018-08-22 | 2018-08-22 | Water leakage prevention pipeline and installation and construction method thereof |
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| CN108980486B true CN108980486B (en) | 2020-04-14 |
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| CN112103895A (en) * | 2020-09-22 | 2020-12-18 | 河北润达石化工程建设有限公司 | Prefabricated cable trench and construction method |
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| CN102128324A (en) * | 2010-12-16 | 2011-07-20 | 卢志江 | Pipeline joint |
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| CN107676558A (en) * | 2017-11-22 | 2018-02-09 | 浙江邝记汽车零部件有限公司 | A kind of blast pipe of dismountable flange disk |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014103888A1 (en) * | 2014-03-21 | 2015-09-24 | Norma Germany Gmbh | Male coupling member |
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2018
- 2018-08-22 CN CN201810962212.6A patent/CN108980486B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201180876Y (en) * | 2008-02-18 | 2009-01-14 | 吴百海 | Collapsible connector |
| CN102128324A (en) * | 2010-12-16 | 2011-07-20 | 卢志江 | Pipeline joint |
| CN107420641A (en) * | 2017-05-12 | 2017-12-01 | 成都金玉雄辉建筑工程有限公司 | A kind of push pipe of sealing ring docking |
| CN206738761U (en) * | 2017-05-12 | 2017-12-12 | 新能能源有限公司 | A kind of high-temperature and pressure pipeline attachment structure with lining |
| CN107676558A (en) * | 2017-11-22 | 2018-02-09 | 浙江邝记汽车零部件有限公司 | A kind of blast pipe of dismountable flange disk |
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| CN108980486A (en) | 2018-12-11 |
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