CN112728267A - Connection structure of reducing PE pipe - Google Patents
Connection structure of reducing PE pipe Download PDFInfo
- Publication number
- CN112728267A CN112728267A CN202011579437.7A CN202011579437A CN112728267A CN 112728267 A CN112728267 A CN 112728267A CN 202011579437 A CN202011579437 A CN 202011579437A CN 112728267 A CN112728267 A CN 112728267A
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- pipeline
- thread
- threaded
- cavity
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000004891 communication Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 15
- 230000002441 reversible effect Effects 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000012943 hotmelt Substances 0.000 description 11
- 230000006978 adaptation Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
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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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/02—Welded joints; Adhesive joints
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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
- 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
- F16L25/14—Joints for pipes of different diameters or cross-section
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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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/18—Adjustable joints; Joints allowing movement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to the technical field of pipeline connection, in particular to a connecting structure of a reducing PE pipe. The pipe joint structure has the advantages of novel design, simple structure, convenient disassembly and assembly of the whole structure, reusability, reduction of cost waste, realization of butt joint of pipes with different pipe diameters by the reducing mechanism, simple assembly, installation time saving, improvement of working efficiency, butt joint, inosculation and leakage prevention effects, capability of adjusting the water flow circulation rate of the joint by the water flow adjusting mechanism, avoidance of pipeline damage caused by overlarge pressure by relieving water pressure, reduction of maintenance cost and prolongation of the service life of the pipe.
Description
Technical Field
The invention relates to the technical field of pipeline connection, in particular to a connecting structure of a reducing PE pipe.
Background
The pipeline refers to a device which is formed by connecting pipes, pipe connectors, valves and the like and used for conveying gas, liquid or fluid with solid particles, the pipelines need to be connected through pipeline joints, and the pipeline plays an indispensable important role in pipe fittings. But usually meet the butt joint of different pipe diameters in the pipeline butt joint, and traditional connector again can not the adaptation, and then causes the assembly difficulty or oozes the water problem. Accordingly, those skilled in the art have provided a connection structure of a different-diameter PE pipe to solve the problems set forth in the background art.
Disclosure of Invention
The present invention is directed to a connection structure of different-diameter PE pipes, so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a connecting structure of a different-diameter PE pipe comprises a first pipeline, wherein a second pipeline is arranged at one end of the first pipeline, sleeve seats are fixedly sleeved at the ends, opposite to the outer portions of the second pipeline, of the first pipeline, and the two sleeve seats are connected through a connecting portion;
the connecting part comprises a first communicating pipe and a second communicating pipe, one ends of the first communicating pipe and the second communicating pipe are respectively and rotatably connected with two second sealing covers and first sealing covers which are connected with the sleeve seats one by one, a reducing mechanism is connected between the first communicating pipe and the second communicating pipe, and a water flow adjusting mechanism is connected to the middle section of the first communicating pipe.
As a further aspect of the invention: two the cover seat structure is the same, all includes the sleeve pipe, two sheathed tube inboard all cup joints and is fixed with respectively cup joints fixed hot melt pipe with first pipeline and second pipeline, and two sheathed tube outsides are located intermediate position department and all cup joint and are fixed with the spacing dish, two sheathed tube outside is located one end position department and all is provided with the pipe thread that links to each other with second closing cap and first closing cap screw thread one by one respectively.
As a further aspect of the invention: the inner diameters of the two hot melt pipes are respectively matched with the pipe diameters of the first pipeline and the second pipeline one by one, and the two hot melt pipes are fixed with the first pipeline and the second pipeline through hot melting.
As a further aspect of the invention: the water flow adjusting mechanism comprises a barrel, a water inlet cavity and a water outlet cavity are symmetrically formed in the two ends of the barrel, a cavity communicated with the water inlet cavity and the water outlet cavity is formed in the barrel, a ball body is arranged on the inner side of the cavity, a water guide hole communicated with the water inlet cavity and the water outlet cavity is formed in the surface of the ball body, and a driving rod which extends into the cavity and is fixed with the ball body is rotatably connected to the upper portion of the barrel.
As a further aspect of the invention: the diameter-changing mechanism comprises a threaded pipe in a horn-shaped structure, and two ends of the threaded pipe are connected through a dismounting mechanism;
two dismouting mechanism structure is the same, all includes respectively with first disk body of first connecting pipe and second communicating pipe end looks fixed, one side of first disk body is provided with the second disk body, and one side edge of first disk body is equidistant to be fixed with six stoppers, the position department that the outer lane of second disk body corresponds six stoppers all sets up the spacing groove rather than the adaptation, and the screwed pipe intercommunicating pore has all been seted up on the surface of second disk body and first disk body, the surface of second disk body and first disk body is located the equidistant through-hole of having seted up of peripheral position department of screwed pipe intercommunicating pore, be provided with fastening bolt in the through-hole, two the symmetry is provided with adjustable strengthening mechanism between the second disk body.
As a further aspect of the invention: the inner diameter of the screwed pipe communicating hole in the two disassembling and assembling mechanisms is respectively matched with the inner diameters of the two ends of the screwed pipe, and the through holes matched with the screwed pipe are formed in the positions, corresponding to the through holes, of the two ends of the screwed pipe.
As a further aspect of the invention: the adjustable reinforcing mechanism comprises a second fixing rod and a first fixing rod which are fixed on the inner sides of the two second disc bodies respectively, the outer portion of the second fixing rod is provided with a reverse thread at one end position, the outer portion of the first fixing rod is provided with an orthodontic thread at one end position, and a threaded sleeve is sleeved between the reverse thread and the orthodontic thread.
As a further aspect of the invention: and the inside of the screw sleeve is symmetrically provided with a positive internal thread and a negative internal thread which are matched with the negative thread and the positive thread one by taking the midline as a boundary.
Compared with the prior art, the invention has the beneficial effects that: the pipe joint structure has the advantages of novel design, simple structure, convenient disassembly and assembly of the whole structure, reusability, reduction of cost waste, realization of butt joint of pipes with different pipe diameters by the reducing mechanism, simple assembly, installation time saving, improvement of working efficiency, butt joint, inosculation and leakage prevention effects, capability of adjusting the water flow circulation rate of the joint by the water flow adjusting mechanism, avoidance of pipeline damage caused by overlarge pressure by relieving water pressure, reduction of maintenance cost and prolongation of the service life of the pipe.
Drawings
FIG. 1 is a schematic structural view of a connection structure of a different-diameter PE pipe;
FIG. 2 is a schematic structural view of a socket in a connecting structure of a different-diameter PE pipe;
FIG. 3 is a schematic structural view of a first tray and a second tray in a connection structure of different-diameter PE pipes;
FIG. 4 is a schematic structural view of a water flow adjusting mechanism in a connecting structure of a different-diameter PE pipe;
fig. 5 is an enlarged structural diagram of a connection structure a of the reducing PE pipe shown in fig. 1.
In the figure: 1. a first conduit; 2. a limiting disc; 3. a first communication pipe; 4. a barrel; 5. a first cover; 6. a sleeve; 7. a second conduit; 8. a second communicating pipe; 9. a first tray body; 10. a threaded pipe; 11. a second tray body; 12. a second cover; 13. a hot melt tube; 14. pipe threads; 15. a limiting block; 16. a limiting groove; 17. a screwed pipe communicating hole; 18. a through hole; 19. a water outlet cavity; 20. a water guide hole; 21. a sphere; 22. a cavity; 23. a water inlet cavity; 24. a drive rod; 25. an orthodontic thread; 26. a first fixing lever; 27. a threaded sleeve; 28. a second fixing bar; 29. and (4) reverse thread.
Detailed Description
Referring to fig. 1 to 5, in the embodiment of the present invention, a connection structure of a reducing PE pipe includes a first pipe 1, a second pipe 7 is disposed at one end of the first pipe 1, sleeve seats are fixedly sleeved at the ends of the first pipe 1 opposite to the second pipe 7, the two sleeve seats are connected to each other through a connection portion, the connection portion includes a first communication pipe 3 and a second communication pipe 8, one end of the first communication pipe 3 and one end of the second communication pipe 8 are respectively and rotatably connected to a second sealing cover 12 and a first sealing cover 5 connected to the two sleeve seats one by one, the two sleeve seats have the same structure and respectively include two sleeves 6, a heat fusion pipe 13 fixedly sleeved to the first pipe 1 and the second pipe 7 is respectively sleeved at the inner side of the two sleeves 6, a limiting disc 2 is fixedly sleeved at the middle position of the outer portion of the two sleeves 6, a pipe thread 14 is disposed at the end position of the outer portion of the two sleeves 6 and respectively and threadedly connected to the second sealing cover 12 and the first sealing cover 5, the internal diameter of two hot melt pipes 13 respectively with the pipe diameter one-to-one adaptation of first pipeline 1 and second pipeline 7, and it is fixed through the hot melt between two hot melt pipes 13 and first pipeline 1 and the second pipeline 7, during the assembly, carry out the hot melt to the outside of first pipeline 1 and second pipeline 7 with pipeline hot melt equipment, make its surface soften, carry out the hot melt to hot melt pipe 13 in two cover seats simultaneously and soften, further overlap two cover seats respectively in the outside of first pipeline 1 and second pipeline 7, it is fixed to form after the cooling.
A reducing mechanism is connected between the first communicating pipe 3 and the second communicating pipe 8, the reducing mechanism comprises a threaded pipe 10 in a horn-shaped structure, two ends of the threaded pipe 10 are connected through a dismounting mechanism, the two dismounting mechanisms are identical in structure and respectively comprise a first disk body 9 fixed with the end parts of the first communicating pipe 3 and the second communicating pipe 8, one side of the first disk body 9 is provided with a second disk body 11, six limit blocks 15 are fixed at the edge of one side of the first disk body 9 at equal intervals, limit grooves 16 matched with the limit blocks 15 are arranged at positions of the outer ring of the second disk body 11 corresponding to the six limit blocks 15, threaded pipe communicating holes 17 are arranged on the surfaces of the second disk body 11 and the first disk body 9, through holes 18 are arranged at positions of the periphery of the threaded pipe communicating holes 17 on the surfaces of the second disk body 11 and the first disk body 9 at equal intervals, fastening bolts are arranged in the through holes 18, the inner diameters of the threaded pipe communicating holes 17 in the two dismounting mechanisms are respectively matched with, through holes matched with the through holes 18 are formed in the positions, corresponding to the through holes 18, of the two ends of the threaded pipe 10, one end of the threaded pipe 10 penetrates through a pipe threaded pipe communication hole 17 in the second disc body 11, the through holes are enabled to coincide with the through holes 18, the second disc body 11 is further attached to the first disc body 9, the limiting block 15 is inserted into the limiting groove 16 to prevent displacement, bolts penetrate through the through holes 18 and the through holes to enable the first disc body 9, the second disc body 11 and the threaded pipe 10 to be completely and fixedly connected in a sealing mode, the other end of the threaded pipe 10 is further connected with another disassembling and assembling mechanism through the method, after connection is completed, the second sealing cover 12 on the first communication pipe 3 is fixedly screwed with the pipe thread 14 on one pipe seat, the first sealing cover 5 on the second communication pipe 8 is screwed with the pipe thread 14 on the other pipe seat in the same way, the whole assembling work is completed, and the disassembling and, but reuse has reduced the cost waste, realizes the pipeline butt joint of different pipe diameters simultaneously, and the assembly is simple, has practiced thrift installation time, has improved work efficiency, has the effect of the identical antiseep of butt joint.
The adjustable reinforcing mechanism is symmetrically arranged between the two second disc bodies 11 and comprises a second fixing rod 28 and a first fixing rod 26 which are fixed on the inner sides of the two second disc bodies 11 respectively, the outer portion of the second fixing rod 28 is provided with a reverse thread 29 at one end position, the outer portion of the first fixing rod 26 is provided with an orthodontic thread 25 at one end position, a threaded sleeve 27 is sleeved between the reverse thread 29 and the orthodontic thread 25, the inner portion of the threaded sleeve 27 is symmetrically provided with a forward thread and a reverse thread which are matched with the reverse thread 29 and the orthodontic thread 25 one by taking a central line as a boundary, the threaded sleeve 27 is rotated during adjustment, the forward thread 25 and the reverse thread 29 are screwed into the threaded sleeve 27, the integral distance is adjusted, and the connection stability is guaranteed on the premise of extension and contraction.
The middle section of the first communicating pipe 3 is connected with a water flow adjusting mechanism, the water flow adjusting mechanism comprises a cylinder body 4, a water inlet cavity 23 and a water outlet cavity 19 are symmetrically arranged at two ends of the cylinder body 4, a cavity body 22 communicated with the water inlet cavity 23 and the water outlet cavity 19 is arranged in the cylinder body 4, a ball body 21 is arranged at the inner side of the cavity body 22, a water guide hole 20 communicated with the water inlet cavity 23 and the water outlet cavity 19 is arranged on the surface of the ball body 21, a driving rod 24 extending into the cavity body 22 and fixed with the ball body 21 is rotatably connected above the cylinder body 4, the driving rod 24 is rotated during adjustment, the ball body 21 is driven to rotate after the driving rod 24 rotates, the water guide hole 20 is in a completely opened state with the water inlet cavity 23 and the water outlet cavity 19 after the ball body 21 rotates, the water flow speed is fastest, when the water guide hole 20 is partially attached to the cavity body 22, the water flow is reduced, when, and then can adjust the rivers circulation rate of junction, avoid the too big impaired problem of pipeline that leads to the fact of pressure through alleviating water pressure, reduce the maintenance cost, prolong the life of pipeline.
The working principle of the invention is as follows: during assembly, the outer parts of the first pipeline 1 and the second pipeline 7 are subjected to hot melting by pipeline hot melting equipment, so that the surfaces of the first pipeline 1 and the second pipeline 7 are softened, the hot melting pipes 13 in the two sleeve seats are subjected to hot melting and softening at the same time, the two sleeve seats are further sleeved on the outer parts of the first pipeline 1 and the second pipeline 7 respectively, and the first pipeline 1 and the second pipeline 7 are fixed after being cooled;
secondly, one end of the threaded pipe 10 penetrates through a pipe threaded pipe communication hole 17 in the second tray body 11, and simultaneously ensures that a through hole coincides with the through hole 18, the second tray body 11 is further attached to the first tray body 9, so that a limiting block 15 is inserted into a limiting groove 16 to prevent displacement, a bolt penetrates through the through hole 18 and the through hole to completely fix and seal the first tray body 9, the second tray body 11 and the threaded pipe 10, the other end of the threaded pipe 10 is further connected with another disassembling and assembling mechanism by the method, after connection is finished, the second sealing cover 12 on the first communication pipe 3 is screwed and fixed with the pipe thread 14 on one pipe seat, the first sealing cover 5 on the second communication pipe 8 is screwed and fixed with the pipe thread 14 on the other pipe seat, the whole assembling work is completed, the whole structure is convenient to disassemble and assemble and can be repeatedly utilized, the cost waste is reduced, and the butt joint of pipelines with different pipe diameters is realized at the, the assembly is simple, the installation time is saved, the working efficiency is improved, and the butt joint, inosculation and anti-leakage effects are achieved;
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. A connecting structure of a different-diameter PE pipe comprises a first pipeline (1) and is characterized in that one end of the first pipeline (1) is provided with a second pipeline (7), sleeve seats are fixedly sleeved at the ends, opposite to the outer portions of the second pipeline (7), of the first pipeline (1), and the two sleeve seats are connected through a connecting portion;
the connecting part comprises a first communicating pipe (3) and a second communicating pipe (8), one ends of the first communicating pipe (3) and the second communicating pipe (8) are respectively and rotatably connected with two second sealing covers (12) and first sealing covers (5) which are connected with the sleeve seats one by one, a reducing mechanism is connected between the first communicating pipe (3) and the second communicating pipe (8), and a water flow adjusting mechanism is connected to the middle section of the first communicating pipe (3).
2. The connecting structure of the PE pipes with different diameters as claimed in claim 1, wherein the two sleeve seats have the same structure and respectively comprise a sleeve (6), the inner sides of the two sleeve pipes (6) are fixedly sleeved with a hot melting pipe (13) which is fixedly sleeved with the first pipeline (1) and the second pipeline (7) respectively, the outer parts of the two sleeve pipes (6) are fixedly sleeved with a limiting disc (2) at the middle position, and the outer parts of the two sleeve pipes (6) at one end are provided with pipe threads (14) which are respectively connected with the second sealing cover (12) and the first sealing cover (5) in a one-to-one threaded manner.
3. The connecting structure of the PE pipe with the different diameter as claimed in claim 1, wherein the inner diameters of the two hot melting pipes (13) are respectively matched with the pipe diameters of the first pipe (1) and the second pipe (7) one by one, and the two hot melting pipes (13) are fixed with the first pipe (1) and the second pipe (7) through hot melting.
4. The connecting structure of the different-diameter PE pipe according to claim 1, wherein the water flow adjusting mechanism comprises a cylinder body (4), a water inlet cavity (23) and a water outlet cavity (19) are symmetrically formed in two ends of the cylinder body (4), a cavity (22) communicated with the water inlet cavity (23) and the water outlet cavity (19) is formed in the cylinder body (4), a ball body (21) is arranged on the inner side of the cavity (22), a water guide hole (20) communicated with the water inlet cavity (23) and the water outlet cavity (19) is formed in the surface of the ball body (21), and a driving rod (24) which extends into the cavity (22) and is fixed with the ball body (21) is rotatably connected to the upper portion of the cylinder body (4).
5. The connecting structure of the PE pipe with the different diameter according to claim 1, wherein the diameter-changing mechanism comprises a threaded pipe (10) with a trumpet-shaped structure, and both ends of the threaded pipe (10) are connected through a disassembling and assembling mechanism;
the two disassembly and assembly mechanisms have the same structure and respectively comprise a first tray body (9) fixed with the end parts of the first communicating pipe (3) and the second communicating pipe (8), a second tray body (11) is arranged on one side of the first tray body (9), six limit blocks (15) are fixed at the edge of one side of the first disk body (9) at equal intervals, the outer ring of the second tray body (11) is provided with limit grooves (16) matched with the six limit blocks (15) at the positions corresponding to the six limit blocks, and the surfaces of the second tray body (11) and the first tray body (9) are both provided with a threaded pipe communication hole (17), through holes (18) are arranged on the surfaces of the second tray body (11) and the first tray body (9) at the periphery of the threaded pipe communication hole (17) at equal intervals, fastening bolts are arranged in the through holes (18), and adjustable reinforcing mechanisms are symmetrically arranged between the two second disc bodies (11).
6. The connecting structure of the PE pipe with the different diameter according to claim 5, wherein the inner diameters of the threaded pipe communication holes (17) in the two disassembling and assembling mechanisms are respectively matched with the inner diameters of the two ends of the threaded pipe (10), and through holes matched with the threaded pipe communication holes are formed in the positions, corresponding to the through holes (18), of the two ends of the threaded pipe (10).
7. The connecting structure of PE pipes with different diameters as claimed in claim 5, wherein the adjustable fastening mechanism comprises a second fixing rod (28) and a first fixing rod (26) fixed to the inner sides of the two second discs (11), respectively, the second fixing rod (28) is provided with a reverse thread (29) at one end position on the outside, the first fixing rod (26) is provided with a positive thread (25) at one end position on the outside, and a threaded sleeve (27) is sleeved between the reverse thread (29) and the positive thread (25).
8. The connection structure of a PE pipe with different diameters as claimed in claim 7, wherein the thread insert (27) is provided with a male thread and a female thread symmetrically arranged inside with a midline as a boundary, and the male thread and the female thread are adapted to the female thread (29) and the male thread (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011579437.7A CN112728267A (en) | 2020-12-28 | 2020-12-28 | Connection structure of reducing PE pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011579437.7A CN112728267A (en) | 2020-12-28 | 2020-12-28 | Connection structure of reducing PE pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112728267A true CN112728267A (en) | 2021-04-30 |
Family
ID=75607274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011579437.7A Pending CN112728267A (en) | 2020-12-28 | 2020-12-28 | Connection structure of reducing PE pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112728267A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115930013A (en) * | 2022-11-09 | 2023-04-07 | 高道密封科技(苏州)有限公司 | Mechanical seal connecting device |
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| CN210800333U (en) * | 2019-11-15 | 2020-06-19 | 湖北优尔特轴承科技有限公司 | Internal flange plate convenient to lubricate |
| CN211599879U (en) * | 2020-01-06 | 2020-09-29 | 浙江龙业管业有限公司 | PE electric melting pipe fitting with insert |
| CN212203304U (en) * | 2020-05-22 | 2020-12-22 | 永嘉县百盛阀门有限公司 | Quick butt joint valve flange |
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2020
- 2020-12-28 CN CN202011579437.7A patent/CN112728267A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101025243A (en) * | 2006-02-20 | 2007-08-29 | 旺宏电子股份有限公司 | Assembling method for pipe piece and pipeline using same |
| CN201126074Y (en) * | 2007-11-21 | 2008-10-01 | 重庆川仪总厂有限公司 | Metal bellows connecting telescoped pipeline |
| US20090194989A1 (en) * | 2008-02-06 | 2009-08-06 | Krohn Kenneth P | Duct coupling adjustment and thrust load restraint system |
| CN201589035U (en) * | 2009-12-30 | 2010-09-22 | 上海龙胜实业有限公司 | Hot melt combined union pipe fitting |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115930013A (en) * | 2022-11-09 | 2023-04-07 | 高道密封科技(苏州)有限公司 | Mechanical seal connecting device |
| CN115930013B (en) * | 2022-11-09 | 2023-11-28 | 高道密封科技(苏州)有限公司 | Mechanical seal connecting device |
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Application publication date: 20210430 |