CN112303366A - Special rotational flow three-way pipe fitting - Google Patents
Special rotational flow three-way pipe fitting Download PDFInfo
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- CN112303366A CN112303366A CN202011192091.5A CN202011192091A CN112303366A CN 112303366 A CN112303366 A CN 112303366A CN 202011192091 A CN202011192091 A CN 202011192091A CN 112303366 A CN112303366 A CN 112303366A
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- pipe
- tube
- water inlet
- eccentric
- inlet pipe
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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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/021—T- or cross-pieces
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/122—Pipe-line systems for waste water in building
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/24—Preventing accumulation of dirt or other matter in the pipes, e.g. by traps, by strainers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
The invention discloses a special rotational flow three-way pipe fitting which comprises a rotational flow three-way pipe and a vertical pipe connected below the rotational flow three-way pipe; the rotational flow tee joint comprises a first water inlet pipe, a second water inlet pipe, a pipe joint and a pipe cover, wherein the second water inlet pipe is connected with the side wall of the first water inlet pipe and is internally communicated with the first water inlet pipe; the tube cap comprises a movable tube capable of rotating 360 degrees around the axis of the tube cap and a connecting tube arranged above the movable tube, wherein the connecting tube and the movable tube form an eccentric structure. The pipe cover is provided with the eccentric pipe with the eccentric structure and the flow guide pipe with the closing-in structure, so that the position of the connecting pipe can be corrected, various installation scenes can be adapted, and the influence on the drainage effect caused by the dropping of sewage at the connecting position can be avoided.
Description
Technical Field
The invention relates to the technical field of building drainage, in particular to a special rotational flow three-way pipe fitting.
Background
At present, the building drainage system adopts two modes for drainage:
the first is to adopt a double-riser drainage system, namely the drainage system comprises two risers, one is used for drainage inside the building, and the other is used for ventilation of the drainage system, but when the drainage system is generally adopted for drainage, because of the existence of the double risers, the drainage pipeline occupies a larger space inside the building, and the flow rate of sewage/waste water discharged in the pipeline is larger, so that the drainage system generates larger noise during drainage, and the normal life of residents is seriously disturbed.
The second is to adopt single riser drainage system, utilize a riser to carry out drainage and exhaust simultaneously promptly, but to current single riser system, when the sewage that the upper strata discharged passes through the junction of lower floor's branch pipe and single riser, sewage often can drip on this junction, splash the splash, and then influence the drainage and the exhaust function of single riser, sewage can flow into the branch pipe from single riser even, in addition, if the drainage pipe of upper strata and lower floor drainage pipe are not on same axis when, then can't dock upper drainage pipe and lower floor drainage pipe, seriously hinder the construction process.
Disclosure of Invention
In order to solve the problems, the invention provides a special rotational flow three-way pipe fitting which comprises a rotational flow three-way pipe and a vertical pipe connected below the rotational flow three-way pipe; the rotational flow tee joint comprises a first water inlet pipe, a second water inlet pipe, a pipe joint and a pipe cover, wherein the second water inlet pipe is connected with the side wall of the first water inlet pipe and is internally communicated with the first water inlet pipe; the tube cap comprises a movable tube capable of rotating 360 degrees around the axis of the tube cap and a connecting tube arranged above the movable tube, wherein the connecting tube and the movable tube form an eccentric structure.
Preferably, the tube cover further comprises an eccentric tube and a flow guide tube; the bottom end of the eccentric pipe is connected with the movable pipe, and the top end of the eccentric pipe is connected with the bottom end of the connecting pipe; the guide pipe penetrates through the hollow part of the movable pipe and is connected with the bottom end of the eccentric pipe, and the inside of the guide pipe is communicated with the bottom end of the eccentric pipe.
Preferably, the draft tube is a closing structure with a top opening larger than a bottom opening.
Preferably, at the connecting position of the first water inlet pipe and the second water inlet pipe, the inner wall of the first water inlet pipe is tangent to the inner wall of the second water inlet pipe.
Preferably, one end of the second water inlet pipe, which is far away from the first water inlet pipe, is provided with a cross pipe connector which is obliquely arranged; the connecting part of the second water inlet pipe and the first water inlet pipe is a pipe wall cavity with an expanded volume.
Preferably, the included angle between the horizontal pipe joint and the first water inlet pipe is 90-100 degrees; the included angle between the first water inlet pipe and the second water inlet pipe is 30-60 degrees.
Preferably, a baffle is further arranged at the connecting part of the first water inlet pipe and the second water inlet pipe.
Preferably, the first water inlet pipe is of a funnel-shaped structure with an expanded upper end and a reduced lower end.
Preferably, the eccentric pipe is of an eccentric truncated cone-shaped structure.
Preferably, the bottom end of the draft tube is sleeved with the first water inlet tube, and a certain gap is formed between the part of the draft tube extending into the first water inlet tube and the inner wall of the first water inlet tube.
By adopting the technical scheme, the invention mainly has the following technical effects:
1. through setting up the tube cap with pipe connector swing joint for operating personnel can revise the position of connecting pipe according to upper strata main drainage pipe's position, makes the position of connecting pipe just in time dock with upper drainage pipe's position, and then makes the tube cap can dock with upper strata main drainage pipe, adapts to various installation scenes.
2. Through setting up the upper end opening and being greater than the lower extreme opening, have the honeycomb duct of binding off structure, discharge sewage drainage to the hollow portion of first inlet tube, and then avoid sewage water droplet to drop in the intercommunication department of second inlet tube and first inlet tube, influence drainage effect.
3. The inner wall through with first inlet tube is tangent with the inner wall of second inlet tube to make the sewage that comes from in the second inlet tube can follow the inner wall whirl adherence entering first inlet tube of second inlet tube when discharging, avoid forming the water plug.
4. Through setting up the pipe wall cavity, increase sewage hugs closely the curvature radius of pipe wall whirl when discharging from the second inlet tube, when sewage discharge capacity is great, effectively reduces the discharge rate of sewage, and then ensures that sewage can hug closely the discharge of pipe wall whirl, avoids because of the curvature radius undersize of connection position pipeline, and when sewage discharge capacity is big, the sewage is direct when discharging from the pipeline direct current and cause the drainage big noise, reduces pipeline life.
5. Through setting up the baffle for when sewage in the second inlet tube can get into the first inlet tube discharge according to the direction whirl of predetermineeing in advance, can also block the reverse second inlet tube that gets into of sewage in the first inlet tube, with the drainage efficiency in the reinforcing whirl tee bend.
Drawings
FIG. 1 is a schematic structural view of a special cyclone three-way pipe fitting of the present invention;
FIG. 2 is a schematic structural diagram of a pipe cap in a special cyclone three-way pipe fitting according to the present invention;
FIG. 3 is a schematic view of a special swirl tee (from another perspective) of the present invention;
FIG. 4 is a schematic view of a special swirl tee (from another perspective) of the present invention;
fig. 5 is a cross-sectional view taken along the line a-a in fig. 2.
Wherein the reference numerals have the following meanings:
1. a rotational flow tee joint; 11. a first water inlet pipe; 12. a second water inlet pipe; 13. a pipe interface; 14. a tube cover; 141. a connecting pipe; 142. an eccentric pipe; 143. a movable tube; 144. a flow guide pipe; 15. a tube wall cavity; 16. a baffle plate; 17. a horizontal pipe connector;
2. a riser.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1-5, the invention provides a special cyclone three-way pipe, which is connected between upper and lower main drainage pipelines and is respectively communicated with the upper and lower main drainage pipelines during actual installation, and comprises a cyclone tee 1 and a stand pipe 2 connected below the cyclone tee 1. It should be noted that, hereinafter, sewage refers to water discharged from a toilet, and waste water refers to water discharged from a shower, a wash basin, or the like.
The swirl tee 1 comprises a first water inlet pipe 11, a second water inlet pipe 12, a pipe interface 13 and a pipe cover 14. Wherein, the first water inlet pipe 11 is connected with the second water inlet pipe 12 and is internally communicated, and at the connecting part of the first water inlet pipe and the second water inlet pipe 12, the inner wall of the first water inlet pipe 11 is tangent with the inner wall of the second water inlet pipe 12, so that the sewage from the second water inlet pipe 12 can enter the first water inlet pipe 11 along the inner wall rotational flow adherence of the second water inlet pipe 12; the pipe joint 13 is connected with the top end of the first water inlet pipe 11 and is internally communicated with the first water inlet pipe 11 and is used for connecting the first water inlet pipe 11 with other drainage pipe fittings; one end of the pipe cover 14 is movably connected with the pipe interface 13, that is, the pipe cover 14 is movably connected with the first water inlet pipe 11 through the pipe interface 13 and is internally communicated. In this embodiment, the first water inlet pipe 11, the second water inlet pipe 12 and the pipe joint 13 are integrally formed, and the integrally formed structure can reduce the possibility of leakage of wastewater or sewage from the swirl tee 1, thereby improving the sealing performance of the swirl tee 1 in the drainage process.
In this embodiment, the second water inlet pipe 12 may be communicated with a toilet drain outlet of a toilet for receiving sewage from the toilet drain outlet, specifically, a horizontal pipe joint 17 is disposed at an end of the second water inlet pipe 12 away from the first water inlet pipe 11, and the horizontal pipe joint 17 may connect and internally communicate a horizontal sewage pipe (not shown) of the toilet drain outlet with the second water inlet pipe 12, so as to guide the sewage from the toilet into the three-way pipe fitting and then collect the sewage into the drainage system. Further, for avoiding sewage to stop in violently managing interface 17, in this embodiment, violently manage the certain angle setting of interface 17 slope, through with violently managing interface 17 slope setting afterwards, the sewage that gets into in violently managing interface 17 can get into second inlet tube 12 fast under the effect of self gravity, effectively avoids sewage to stop in order to block up drainage channel, improves sewage discharge rate. Preferably, in this embodiment, an included angle between the horizontal pipe joint 17 and the first water inlet pipe 11 is 90-100 °.
Further, the pipe wall cavity 15 that the second inlet tube 12 and the connection position of first inlet tube 11 expand for a volume, when sewage gets into first inlet tube 11 along second inlet tube 12, the existence of pipe wall cavity 15 can increase the curvature radius that sewage hugs closely the pipe wall whirl, when sewage discharge capacity is great, still can effectively reduce the discharge rate of sewage, and then ensure that sewage can hug closely the pipe wall whirl and discharge, avoid because of the curvature radius undersize of connection position pipeline, when sewage discharge capacity is big, sewage is big from the straight-flow discharge in the pipeline and the noise is big when causing the drainage, reduce pipeline life scheduling problem. In addition, in this embodiment, pipe wall cavity 15 also inclines certain angle setting to make and to have certain contained angle between second inlet tube 12 and the first inlet tube 11, and then make the sewage that gets into in the second inlet tube 12 can get into first inlet tube 11 fast under the effect of self gravity, effectively avoid sewage to stop and block up drainage channel in the second inlet tube 12, thereby improve sewage discharge rate. Preferably, in this embodiment, the included angle between the first inlet pipe 11 and the second inlet pipe 12 is 30-60 °.
Further, when sewage or waste water whirl in order to avoid upper drainage pipe gets into first inlet tube 11, or when sewage got into first inlet tube 11 from second inlet tube 12 whirl, sewage can be followed the juncture of first inlet tube 11 and second inlet tube 12 and washed out second inlet tube 12 to cause the sewage convection current, and then influence the drainage efficiency of whirl tee bend 1, in this embodiment, the position of being connected of first inlet tube 11 and second inlet tube 12 still is equipped with a baffle 16. Through setting up baffle 16 after, not only can make the sewage in the second inlet tube 12 can get into first inlet tube 11 according to the direction of predetermineeing, can also block that the sewage in the first inlet tube 11 is in the reverse second inlet tube 12 that gets into to the drainage efficiency in reinforcing whirl tee bend 1.
Further, as shown in fig. 2, the pipe cover 14 includes a connecting pipe 141, an eccentric pipe 142, a movable pipe 143, and a flow guiding pipe 144, wherein the connecting pipe 141 is a circular pipe for connecting the swirl tee 1 with an upper main drainage pipe (not shown), and a bottom end of the connecting pipe 141 is connected with and internally communicated with a top end of the eccentric pipe 142 for receiving sewage from the upper main drainage pipe; the bottom end of the eccentric tube 142 is connected to the top end of the movable tube 143 and the top end of the guide tube 144. Specifically, the guide pipe 144 is connected to and internally communicated with the bottom end of the eccentric pipe 142 through the hollow portion of the movable pipe 143, for receiving the sewage passing through the eccentric pipe 142. In this embodiment, the connecting pipe 141, the eccentric pipe 142, the movable pipe 143, and the flow guide pipe 144 are also integrally formed, and the integrally formed structure can reduce the possibility of leakage of wastewater or sewage from the pipe cap 14, thereby improving the sealing performance of the pipe cap 14 in the drainage process, and the manufacturing process is also simpler.
The eccentric tube 142 is an eccentric truncated cone-shaped structure with a top opening smaller than a bottom opening, the top opening is connected with the connecting tube 141, the bottom opening is simultaneously connected with the movable tube 143 and the guide tube 144, and the end surface area of the connecting tube 141 is smaller than that of the movable tube 143.
The movable tube 143 is also a circular tube and is movably connected to the tube interface 13, and the movable tube 143 may be sleeved in the tube interface 13, or the tube interface 13 may be sleeved in the movable tube 143, and in this embodiment, preferably, the movable tube 143 is sleeved in a hollow portion of the tube interface 13, and the movable tube 143 can rotate 360 ° around its own axis with respect to the tube interface 13, so that the tube cover 14 can rotate 360 ° around its own axis. During the rotation of the tube cover 14, since the eccentric tube 142 is eccentric, the top opening of the eccentric tube 142 will displace along with the rotation of the tube cover 14, of course, the connecting tube 141 connected to the top opening of the eccentric tube 142 will also be displaced (i.e. the axis of the connecting tube 141 is parallel to but not coincident with the axis of the movable tube 143, and when the movable tube 143 rotates 360 ° around its own axis, the connecting tube 141 will also rotate around the axis of the movable tube 143), so that the operator can correct the position of the connection pipe 141 according to the position of the upper-level main drainage pipeline, so that the position of the connecting pipe 141 can be just butted with the position of the upper drainage pipeline, and the pipe cover 14 can be butted with an upper drainage main pipe to complete the installation of a drainage system in a building, so that the special rotational flow three-way pipe fitting provided by the invention is suitable for various installation scenes.
In addition, the bottom of honeycomb duct 144 cup joints with first inlet tube 11, and then with the first inlet tube 11 of sewage direction in the upper strata water main drainage pipe, for avoiding sewage to take place to leak, the bottom of honeycomb duct 144 should stretch into first inlet tube 11, and certain clearance has between the part that honeycomb duct 144 stretched into in first inlet tube 11 and the inner wall of first inlet tube 11 to when making the tube cap 14 rotatory, the part that honeycomb duct 144 stretched into in first inlet tube 11 can rotate in the hollow portion of first inlet tube 11.
Further, in order to avoid that the sewage in the flow guide pipe 144 rushes out of the flow guide pipe 144, due to the lack of the flow guiding effect of the pipe wall of the flow guide pipe 144, the rotational flow direction of the sewage is changed, so that the sewage drops at the communication position of the second water inlet pipe 12 and the first water inlet pipe 11, and splashes water and splash, thereby affecting the drainage and exhaust functions of the first water inlet pipe 11, in this embodiment, the flow guide pipe 144 is designed to be a closing structure with a top end opening larger than a bottom end opening. After the guide pipe 144 is configured to have the above structure, when sewage flows into the first water inlet pipe 11 from the guide pipe 144, the sewage is guided to the hollow portion of the first water inlet pipe 11 along with the pipe wall of the guide pipe 144, so as to prevent the sewage from dropping on the communication position between the second water inlet pipe 12 and the first water inlet pipe 11. The structure of the flow guide tube 144 is not particularly limited, for example, the flow guide tube 144 may be an inverted circular truncated cone or an eccentric circular truncated cone, or may be a structure in which a circular tube is connected to an inverted circular truncated cone or an eccentric circular truncated cone, preferably, in this embodiment, the flow guide tube 144 has a top end that is a circular tube and a bottom end that is an inverted circular truncated cone, the diameter of the circular tube is the same as the diameter of the bottom end of the circular truncated cone, and the circular tube is coaxially connected to the circular truncated cone.
Furthermore, one end of the vertical pipe 2 is connected with the first water inlet pipe 11 and is communicated with the inside of the first water inlet pipe 11, and the first water inlet pipe 11 is connected with the lower-layer main drainage pipeline. In addition, in the case of drainage and exhaust of the first water inlet pipe 11 and the vertical pipe 2 in this embodiment, it is also possible to effectively avoid the formation of a water plug (in the normal case, sewage or wastewater is discharged in a swirling manner by being closely attached to the pipe wall of the water discharge pipe, when the swirling flow is discharged, a hollow air column is formed in the center of the water discharge pipe for discharging exhaust gas, and if the sewage/wastewater is not discharged in a swirling manner by being closely attached to the inner wall of the first water inlet pipe 11 or the vertical pipe 2, but is directly discharged from the hollow portion of the first water inlet pipe 11 or the vertical pipe 2, the sewage/wastewater occupies the passage through which gas is discharged from the first water inlet pipe 11 or the vertical pipe 14, and when exhaust gas cannot be discharged, the first water inlet pipe 13 or the vertical pipe.
As another possible embodiment, the connection pipe 141 and the movable pipe 143 may be directly connected to each other, as long as the connection pipe 141 and the movable pipe 143 form an eccentric structure.
In the above embodiment, the pipe diameter of the connecting pipe 141 is smaller than that of the movable pipe 143, and both are formed into the eccentric structure having the smaller top end and the larger bottom end, but the present invention is not limited thereto, and the pipe diameter of the connecting pipe 141 may be larger than that of the movable pipe 143 to form the eccentric structure having the larger top end and the smaller bottom end, as long as the position of the connecting pipe 141 can be corrected according to the position of the upper-layer main drainage pipeline by using the eccentric structure, so that the position of the connecting pipe 141 can be properly butted against the position of the upper-layer drainage pipeline.
Finally, it should be noted that: the embodiment of the present invention is disclosed only as a preferred embodiment of the present invention, which is only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A special rotational flow three-way pipe fitting is characterized by comprising a rotational flow three-way pipe (1) and a vertical pipe (2) connected below the rotational flow three-way pipe (1); the rotational flow tee joint (1) comprises a first water inlet pipe (11), a second water inlet pipe (12) which is connected with the side wall of the first water inlet pipe (11) and is internally communicated, a pipe joint (13) which is connected with the top end of the first water inlet pipe (11) and is internally connected, and a pipe cover (14) which is movably connected with the pipe joint (13); the tube cover (14) comprises a movable tube (143) capable of rotating 360 degrees around the axis of the movable tube and a connecting tube (141) arranged above the movable tube (143), wherein the connecting tube (141) and the movable tube (143) form an eccentric structure.
2. A special cyclone tee fitting according to claim 1, characterized in that said pipe cover (14) further comprises an eccentric pipe (142) and a flow guide pipe (144); wherein, the bottom end of the eccentric pipe (142) is connected with the movable pipe (143), and the top end of the eccentric pipe (142) is connected with the bottom end of the connecting pipe (141); the guide pipe (144) passes through the hollow part of the movable pipe (143) and is connected with the bottom end of the eccentric pipe (142) and communicated with the inside.
3. A special swirl tee fitting according to claim 2, characterised in that the flow duct (144) is of a converging construction with a top opening larger than a bottom opening.
4. A special swirl tee according to any one of claims 1-3, characterised in that the inner wall of the first inlet conduit (11) is tangent to the inner wall of the second inlet conduit (12) at the connection of the first inlet conduit (11) and the second inlet conduit (12).
5. A special swirl tee according to any one of claims 1-3, characterised in that the end of the second inlet conduit (12) remote from the first inlet conduit (11) is provided with an obliquely arranged cross-conduit connection (17); the connecting part of the second water inlet pipe (12) and the first water inlet pipe (11) is a pipe wall cavity (15) with an expanded volume.
6. A special cyclone tee according to claim 5, characterized in that the angle between the cross pipe connection (17) and the first inlet pipe (11) is 90 ° -100 °; the included angle between the first water inlet pipe (11) and the second water inlet pipe (12) is 30-60 degrees.
7. A special cyclone tee according to claim 1 or 2, characterized in that the connection between the first inlet conduit (11) and the second inlet conduit (12) is provided with a baffle (16).
8. A special cyclone tee according to any one of claims 1-3, characterized in that the first inlet conduit (11) is of a funnel-like configuration with an enlarged upper end and a reduced lower end.
9. A special swirl tee fitting according to any one of claims 2 or 3, characterised in that the eccentric tube (142) is of eccentric frustoconical configuration.
10. A special swirl tee fitting according to claim 2 or 3, characterised in that the bottom end of the flow guide pipe (144) is journalled in the first inlet conduit (11) and that the part of the flow guide pipe (144) extending into the first inlet conduit (11) is at a distance from the inner wall of the first inlet conduit (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011192091.5A CN112303366A (en) | 2020-10-30 | 2020-10-30 | Special rotational flow three-way pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011192091.5A CN112303366A (en) | 2020-10-30 | 2020-10-30 | Special rotational flow three-way pipe fitting |
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| Publication Number | Publication Date |
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| CN112303366A true CN112303366A (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011192091.5A Pending CN112303366A (en) | 2020-10-30 | 2020-10-30 | Special rotational flow three-way pipe fitting |
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| CN (1) | CN112303366A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962749A (en) * | 2021-02-04 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Flat pipe micro-dropping plate same-layer drainage system |
| CN112962727A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | L-shaped bathroom micro-drop plate same-floor drainage system |
| CN112962751A (en) * | 2021-02-05 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Pipe declining board is with layer drainage system |
| CN112962752A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Local board drainage system that falls |
| CN112962728A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Horizontal toilet micro-drop plate same-floor drainage system |
| CN113026898A (en) * | 2021-03-19 | 2021-06-25 | 康泰塑胶科技集团有限公司 | Sewage and wastewater drainage collector pipe fitting |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962749A (en) * | 2021-02-04 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Flat pipe micro-dropping plate same-layer drainage system |
| CN112962751A (en) * | 2021-02-05 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Pipe declining board is with layer drainage system |
| CN112962727A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | L-shaped bathroom micro-drop plate same-floor drainage system |
| CN112962752A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Local board drainage system that falls |
| CN112962728A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Horizontal toilet micro-drop plate same-floor drainage system |
| CN113026898A (en) * | 2021-03-19 | 2021-06-25 | 康泰塑胶科技集团有限公司 | Sewage and wastewater drainage collector pipe fitting |
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Application publication date: 20210202 |
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