CN110030437A - Buried pipeline - Google Patents
Buried pipeline Download PDFInfo
- Publication number
- CN110030437A CN110030437A CN201910321207.1A CN201910321207A CN110030437A CN 110030437 A CN110030437 A CN 110030437A CN 201910321207 A CN201910321207 A CN 201910321207A CN 110030437 A CN110030437 A CN 110030437A
- Authority
- CN
- China
- Prior art keywords
- tube body
- sealing ring
- piping unit
- ring
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/01—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means specially adapted for realising electrical conduction between the two pipe ends of the joint or between parts thereof
-
- 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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
- F16L47/065—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket, the sealing rings being placed previously on the male part
-
- 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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
- F16L47/08—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with sealing rings arranged between the outer surface of one pipe end and the inner surface of the sleeve or socket, the sealing rings being placed previously in the sleeve or socket
-
- 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
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
- F16L9/125—Rigid pipes of plastics with or without reinforcement electrically conducting
-
- 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
- F16L2201/00—Special arrangements for pipe couplings
- F16L2201/60—Identification or marking
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention relates to pipe technology fields, specifically disclose a kind of buried pipeline, the piping unit being connected to each other including multistage, piping unit includes tube body (1), the tube wall of tube body (1) is embedded in the conductive wire (3) along tube body (1) length direction, the both ends of tube body (1) are respectively arranged with insertion end (12) and patch end (13), and it in insertion end (12) and patches and is provided with location structure between end (13), when the two segment pipe units docking worked in coordination, another piping unit of insertion end (12) insertion of one of piping unit patches end (13), and make conductive wire (3) the touching docking mutually of two neighboring piping unit by location structure, continuous conductive wire (3) are provided in buried PE pipeline, buried pipeline is easily visited It surveys.
Description
Technical field
The present invention relates to pipe technology fields, more specifically, being related to a kind of buried pipeline.
Background technique
Underground gas pipeline is the important component of urban infrastructure and the life that city is depended on for existence and development
Line.With the development of science and technology, also variation is constantly occurring for the material of city gas pipeline, and the past largely uses metal tube
Road is easy to embedded and repairs since combustion gas PE pipeline has many advantages, such as strong resistance tocrocking, light-weight, low cost, is not easy burn into,
More and more it is used to replace metal pipe line at present.
The Detection Techniques of underground gas metallic conduit have tended to be mature, but the detection of the PE pipeline of combustion gas at present is still a skill
Art problem, because PE pipeline is non-conductive also non-magnetic, common detecting metal pipeline equipment can not detect it, because dully
Disaster caused by lower combustion gas PE pipeline location is innumerable.How quickly, buried combustion gas PE pipeline is accurately, easily detected,
As urgent problem to be solved.
Summary of the invention
Detected PE pipeline is easy the object of the present invention is to provide a kind of.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals:
A kind of buried pipeline, including the piping unit that multistage is connected to each other, piping unit includes tube body, in the tube wall of tube body
It is embedded with the conductive wire along tube length direction, the both ends of tube body are respectively arranged with insertion end and patch end, and are being inserted into
It holds and patches and be provided with location structure between end, when the two segment pipe units docking worked in coordination, one of piping unit
Insertion end be inserted into the end that patches of another piping unit, and make the conductive metal of two neighboring piping unit by location structure
Silk touching positioning docking mutually.
Through the above scheme, by being arranged inside the tube body tube wall of piping unit along tube body direction conductive wire, and
The conductive wire of each piping unit can touch mutually connection after docking, so that buried pipeline is when practical,
Main body is still PE pipeline, and performance is stablized, and due to embedding continuous conductive wire, can easily be detected equipment spy
It surveys.
Preferably, the tube wall of tube body is provided with the wire hole for being embedded in conductive wire, location structure includes setting
It is in the positioning protrusion for patching end one end tube body end face in piping unit, and is arranged and is in one end pipe of insertion end in piping unit
The locating recesses in body end face, positioning protrusion include that the conductive wire that tube body patches end one end tube body end face is exposed in end, positioning
Recess includes the wire hole in tube body insertion end one end tube body end face, when the docking of mutual two piping units, one of them
The conductive wire for patching end one end of piping unit is inserted into the wire hole of insertion end one end of another piping unit, and makes
The conductive wire in conductive wire and insertion wire hole inside wire hole is touched.
Through the above scheme, by the setting of location structure, facilitate the conductive metal between the piping unit of each docking
The docking of silk avoids the occurrence of the problem of can not staggeredly docking, and the conductive wire and wire hole having by tube body itself
It realizes the function of location structure, has further simplified structure design.
Preferably, the outer tube surface of insertion end is provided with the snap ring of annular, and the direction of snap ring towards insertion end end is set
It is equipped with inclined guide surface, the inner tubal wall for patching end is provided with the card slot with snap ring cooperation, when two piping units dock, inserts
Enter end insertion to patch in end, and snap ring is caught in the relative motion that card slot limits two adjacent tube body axis directions.
Through the above scheme, it by the cooperation of snap ring and card slot, realizes insertion end and patches the axial direction between end
Mutually lock together, it is simple to operate, naturally it is also possible to it is docked by the way of external screw thread and internal screw thread, it can phase but operate
To trouble.
Preferably, insertion end and patch end between be provided with sealing structure, including insertion end outer tube wall is arranged in
The first sealing ring and being arranged in of at least ring invagination patches an at least ring for end inner tubal wall and the first sealing ring cooperates the
Two sealing rings, the number and ring width of the first sealing ring and the second sealing ring are all the same, and after insertion end insertion patches end
First sealing ring and the second sealing ring correspond respectively.
Preferably, being provided with sealing ring in the first sealing ring and the second sealing ring, and the outer ring difference of sealing ring
The outer tube wall and protrusion that protrude insertion end patch the inner tubal wall at end, and after insertion end insertion patches end, two mutually match
Sealing ring squeeze fitting mutually.
Through the above scheme, so that patching end and when insertion end is worked in coordination, by be embedded in the first sealing ring sealing ring and
The sealing ring for being embedded in the second sealing ring, which is realized, squeezes mutually fitting, improves the leakproofness between tube body and tube body.
Preferably, being provided with the sealing substance of expanded by heating in the first sealing ring, it is provided in the second sealing ring
Heat-generating wires, and two conductive wires are equipped in the tube wall of tube body, the both ends of heat-generating wires respectively from it is different
Conductive wire connection.
Preferably, sealing substance includes expansible graphite or foam.
Through the above scheme, it being powered by conductive wire, the heat-generating wires in the second sealing ring will generate heat, into
And making the sealing mass expansion in the first sealing ring, sealing substance will be filled with entire first sealing ring and the second sealing
Ring realizes the strong sealing effect between two tube bodies.
The present invention has significant technical effect: being provided in buried PE pipeline due to using above technical scheme
Continuous conductive wire enables buried pipeline easily to be detected, while using the basis of conductive wire, second
Setting heat-generating wires make the available expansion of expansive graphite sealing substance in the first sealing ring in sealing ring, will insert
Enter end and patch and carry out potent sealing between end, and then the sealing performance met between the tube body of multistage setting is guaranteed.
Detailed description of the invention
Fig. 1 is piping unit docking schematic diagram in both ends of the invention;
Fig. 2 is the separated schematic diagram of both ends piping unit of the invention;
Fig. 3 and Fig. 4 is piping unit internal element perspective view of the explosion of the invention;
Fig. 5 is tube body half-section diagram of the invention.
In figure: 1, tube body;11, wire hole;12, insertion end;121, snap ring;122, the first sealing ring;13, end is patched;
131, the second sealing ring;132, card slot;2, substance is sealed;3, conductive wire;4, heat-generating wires.
Specific embodiment
Present invention is further described in detail with embodiment with reference to the accompanying drawing.
Embodiment 1
A kind of buried pipeline is illustrated referring to attached drawing 1-5 including the piping unit that multistage is connected to each other, for convenience at this
Only with two segment pipe units in embodiment 1, and it is all made of straight tube, naturally it is also possible to dock to be formed using bend pipe, connection side
Formula is consistent with the both ends of straight tube.
Piping unit includes tube body 1, and break-through is provided with wire hole 11 in the tube wall of tube body 1, and penetrates in wire hole 11
There is conductive wire 3.One end of tube body 1 is insertion end 12, and the other end is to patch end 13, and conductive wire therein 3 is close
Wire hole 11 is stretched out in 1 end of tube body for patching section, does not expose wire hole 11 in 1 end of tube body close to insertion end 12, thus
After docking, the insertion of insertion end 12 patches end 13, and the conductive wire 3 on one of tube body 1 is inserted on another tube body 1
Wire hole 11, when realization patches, the positioning of the docking angle between two tube bodies 1 guarantees the conductive metal between two tube bodies 1
Silk 3 can be realized the effect for being connected to each other touching connection.
Wherein, the outer tube wall of insertion end 12 is provided with snap ring 121, and snap ring 121 is towards the end direction of insertion end 12
With inclined guide surface, while it being provided with the card slot 132 cooperated with snap ring 121 in the inner tubal wall for patching end 13, is managed when two
When being docked between body 1, another tube body 1 of the insertion of insertion end 12 of one of tube body 1 patches end 13, and snap ring 121 blocks
Enter card slot 132, realizes docking.
In order to avoid being leaked at docking, in insertion end 12 and patches and be provided with sealing structure between end 13, sealing knot
Structure includes the first sealing ring 122 matched in correspondence with each other and the second sealing ring 131, and the first sealing ring 122 is arranged in insertion end 12
Outer tube wall on, ring-shaped depression setting, the second sealing ring 131 is arranged on the inner tubal wall for patching section, ring-shaped depression setting, when inserting
Enter end 12 and patch after end 13 is connected to each other, the first sealing ring 122 and the second sealing ring 131 form the cavity of a completion.
It is provided with a circle on the first sealing ring 122 to be heated dilatable sealing substance 2, sealing substance 2 is expanded graphite, close second
Heat-generating wires 4 are provided in seal ring 131, similar heating resistor, the both ends of heat-generating wires 4 respectively with penetrate in tube body 1
Two conductive wires 3 connect.To which after the docking of multiple piping units, two conductive wires 3 be powered, in every
Heat-generating wires 4 in one piping unit will generate heat, and sealing 2 expanded by heating of substance will be filled with hostility sealing ring and the second sealing ring
131, realize potent sealing.
Embodiment 2
Difference from example 1 is that sealing structure, is arranged the first sealing ring in the first sealing ring 122 here,
And first sealing ring after being packed into the first sealing ring 122, outer ring be slightly larger than insertion end 12 outer tube diameter;Second sealing ring 131
It is inside provided with the second sealing ring, and the second sealing ring, after being packed into the second sealing ring 131, inner ring is slightly smaller than interior caliber.To
When patching end 13 and insertion end 12 is worked in coordination, the second sealing ring 131 of the first sealing ring and insertion of the first sealing ring 122
Second sealing ring, which is realized, squeezes mutually fitting, improves the leakproofness between tube body 1 and tube body 1.
Embodiment 3
Difference from example 1 is that two ends in tube body 1 are respectively arranged with the positioning protrusion being independently arranged
And locating recesses, and the conductive wire 3 of each tube body 1 protrudes slightly above the setting of 1 both ends of tube body.When two tube bodies 1 are mutually opposite
When connecing, guarantee that the positioning protrusion of a tube body 1 is inserted into the locating recesses of another tube body 1, to limit between two tube bodies 1
Setting angle, and after docking at this time, the conductive wire 3 between two 1 ends of tube body will touch mutually docking.Compared to
Embodiment 1, this mode, the docking slightly inferior properties of conductive wire 3, the mode of preferred embodiment 1.
Claims (7)
1. a kind of buried pipeline, the piping unit being connected to each other including multistage, which is characterized in that piping unit includes tube body (1),
The tube wall of tube body (1) is embedded in the conductive wire (3) along tube body (1) length direction, and the both ends of tube body (1) are respectively arranged with
It insertion end (12) and patches end (13), and in insertion end (12) and patches and be provided with location structure between end (13), match when mutual
When the two segment pipe units docking closed, another piping unit of insertion end (12) insertion of one of piping unit patches end
(13), and by location structure make conductive wire (3) the touching positioning docking mutually of two neighboring piping unit.
2. buried pipeline according to claim 1, which is characterized in that the tube wall of tube body (1) is provided with for being embedded in conduction
The wire hole (11) of wire (3), location structure include being arranged to be in piping unit to patch end (13) one end tube body (1) end face
Positioning protrusion, and be arranged and in piping unit be in the locating recesses of insertion end (12) one end tube body (1) end face, positioning protrusion
Expose the conductive wire (3) that tube body (1) patches end (13) one end tube body (1) end face including end, locating recesses include being in
The wire hole (11) of tube body (1) insertion end (12) one end tube body (1) end face, when the docking of mutual two piping units, wherein one
The conductive wire (3) for patching end (13) one end of a piping unit is inserted into insertion end (12) one end of another piping unit
Wire hole (11), and make the conductive gold in wire hole (11) internal conductive wire (3) and insertion wire hole (11)
Belong to silk (3) touching.
3. buried pipeline according to claim 1, which is characterized in that the outer tube surface of insertion end (12) is provided with the card of annular
Ring (121), and the direction of snap ring (121) towards insertion end (12) end is provided with inclined guide surface, is patching the interior of end (13)
Tube wall is provided with the card slot (132) with snap ring (121) cooperation, and when two piping units dock, insertion end (12) insertion is patched
It holds in (13), and snap ring (121) is caught in the relative motion that card slot (132) limit two adjacent tube body (1) axis directions.
4. buried pipeline according to claim 1 or 3, which is characterized in that in insertion end (12) and patch between end (13)
It is provided with sealing structure, sealing structure includes the first sealing ring that setting is invaginated in an at least ring of insertion end (12) outer tube wall
(122) and setting is in at least ring for patching end (13) inner tubal wall and the second sealing ring of the first sealing ring (122) cooperation
(131), the number and ring width of the first sealing ring (122) and the second sealing ring (131) are all the same, and when insertion end (12) are inserted into
Patching end (13), the first sealing ring (122) and the second sealing ring (131) correspond respectively later.
5. buried pipeline according to claim 4, which is characterized in that in the first sealing ring (122) and the second sealing ring
(131) it is provided with sealing ring in, and the outer ring of sealing ring protrudes the outer tube wall of insertion end (12) respectively and protrusion patches end
(13) inner tubal wall, after insertion end (12) insertion patches end (13), two sealing rings mutually to match squeeze mutually fitting.
6. buried pipeline according to claim 4, which is characterized in that be provided in the first sealing ring (122) be heated it is swollen
Swollen sealing substance (2) is provided with heat-generating wires (4) in the second sealing ring (131), and wears in the tube wall of tube body (1)
There are two conductive wires (3), the both ends of heat-generating wires (4) are connected from different conductive wires (3) respectively.
7. buried pipeline according to claim 6, which is characterized in that sealing substance (2) includes expansible graphite or foam.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910321207.1A CN110030437B (en) | 2019-04-19 | 2019-04-19 | Buried pipeline |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910321207.1A CN110030437B (en) | 2019-04-19 | 2019-04-19 | Buried pipeline |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110030437A true CN110030437A (en) | 2019-07-19 |
CN110030437B CN110030437B (en) | 2021-03-02 |
Family
ID=67239542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910321207.1A Active CN110030437B (en) | 2019-04-19 | 2019-04-19 | Buried pipeline |
Country Status (1)
Country | Link |
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CN (1) | CN110030437B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114790875A (en) * | 2022-04-23 | 2022-07-26 | 中国五冶集团有限公司 | Spiral centrum crowded soil is pressed and is irritated stake machine drilling rod |
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US7226090B2 (en) * | 2003-08-01 | 2007-06-05 | Sunstone Corporation | Rod and tubing joint of multiple orientations containing electrical wiring |
CN201255281Y (en) * | 2008-09-25 | 2009-06-10 | 肖更新 | Double-positioning double-sealing ring |
CN202469271U (en) * | 2012-03-20 | 2012-10-03 | 辽宁远东新型管业发展有限公司 | Built-in tracing line water supply pipe |
CN103470889A (en) * | 2013-09-17 | 2013-12-25 | 宁波市镇海声光密封件厂(普通合伙) | Sealing ring |
CN103939689A (en) * | 2014-05-09 | 2014-07-23 | 王鹏 | Thermal expansion type pipeline sealing ring |
CN205136935U (en) * | 2015-10-28 | 2016-04-06 | 重庆市一龙管道有限公司 | Take tubular product of spike line |
CN206191080U (en) * | 2016-08-25 | 2017-05-24 | 重庆怡能钢管制造有限公司 | A serial communication port, |
CN107317125A (en) * | 2010-07-16 | 2017-11-03 | 日长石技术有限公司 | Electrical connection for drilling rod, sleeve pipe and oil pipe |
CN107387922A (en) * | 2017-08-17 | 2017-11-24 | 太仓永固精密制件有限公司 | A kind of seal for pipe joints connector |
CN208058163U (en) * | 2018-03-10 | 2018-11-06 | 浙江巨通管业有限公司 | A kind of regeneration concrete drainpipe |
CN208331469U (en) * | 2018-05-24 | 2019-01-04 | 北京房修一建筑工程有限公司 | Unbonded prestressed concrete pipe |
-
2019
- 2019-04-19 CN CN201910321207.1A patent/CN110030437B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7226090B2 (en) * | 2003-08-01 | 2007-06-05 | Sunstone Corporation | Rod and tubing joint of multiple orientations containing electrical wiring |
CN201255281Y (en) * | 2008-09-25 | 2009-06-10 | 肖更新 | Double-positioning double-sealing ring |
CN107317125A (en) * | 2010-07-16 | 2017-11-03 | 日长石技术有限公司 | Electrical connection for drilling rod, sleeve pipe and oil pipe |
CN202469271U (en) * | 2012-03-20 | 2012-10-03 | 辽宁远东新型管业发展有限公司 | Built-in tracing line water supply pipe |
CN103470889A (en) * | 2013-09-17 | 2013-12-25 | 宁波市镇海声光密封件厂(普通合伙) | Sealing ring |
CN103939689A (en) * | 2014-05-09 | 2014-07-23 | 王鹏 | Thermal expansion type pipeline sealing ring |
CN205136935U (en) * | 2015-10-28 | 2016-04-06 | 重庆市一龙管道有限公司 | Take tubular product of spike line |
CN206191080U (en) * | 2016-08-25 | 2017-05-24 | 重庆怡能钢管制造有限公司 | A serial communication port, |
CN107387922A (en) * | 2017-08-17 | 2017-11-24 | 太仓永固精密制件有限公司 | A kind of seal for pipe joints connector |
CN208058163U (en) * | 2018-03-10 | 2018-11-06 | 浙江巨通管业有限公司 | A kind of regeneration concrete drainpipe |
CN208331469U (en) * | 2018-05-24 | 2019-01-04 | 北京房修一建筑工程有限公司 | Unbonded prestressed concrete pipe |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114790875A (en) * | 2022-04-23 | 2022-07-26 | 中国五冶集团有限公司 | Spiral centrum crowded soil is pressed and is irritated stake machine drilling rod |
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Publication number | Publication date |
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CN110030437B (en) | 2021-03-02 |
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