CN107990078A - Throttle inserting pipe joints - Google Patents
Throttle inserting pipe joints Download PDFInfo
- Publication number
- CN107990078A CN107990078A CN201710956213.5A CN201710956213A CN107990078A CN 107990078 A CN107990078 A CN 107990078A CN 201710956213 A CN201710956213 A CN 201710956213A CN 107990078 A CN107990078 A CN 107990078A
- Authority
- CN
- China
- Prior art keywords
- wall
- plug division
- sealing
- female part
- bellmouth
- 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.)
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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
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The present invention relates to one kind throttling inserting pipe joints, solve pipe fitting in the prior art and use straight wall socket joint, contact site easily produces gap, the defects of influencing sealing, including the bellmouth and socket that can be plugged each other, socket has plug division, bellmouth has female part, the internal diameter of female part is adapted with the outside diameter of plug division, sealing shroud is provided between the outer wall of plug division and the inner wall of female part, it is interference fit between the internal diameter of sealing shroud and the outer wall of plug division, the exterior of sealing shroud is axially provided with some spaced independent sealing flaps of circle, the outside diameter of sealing flap is more than the diameter of female part.Sealing shroud is set between the outer wall of plug division and the inner wall of female part, sealing shroud carries sealing flap, and the outside diameter position of sealing flap forms sealing surface, after plug division and female part are to inserting, sealing flap deformation fits to female part inner wall and forms multiple-sealed position, so as to increase the effect of sealing;Sealing flap has the internal stress for replying former state after sealing flap deformation, when connection tubing glances off, still ensures that sealing effect with elasticity.
Description
Technical field
The invention belongs to drainpipe field, more particularly, to one kind throttling inserting pipe joints.
Background technology
Drainpipe is be unable to do without in urban construction, drainpipe generally more uses plastic tube, such as PE drainpipes, PVC drain pipe.
The length of tubing is limited be subject to transporting and install, and the entire length that can not be needed according to being laid with manufacture, therefore
Tubing is in actual process of deployment, it is necessary to which pipe fitting is attached.
Pipe fitting connects two adjacent tubing, needs during connection to consider the leakproofness of connection.Existing pipe fitting is mostly straight
Wall contacts, and straight wall contact site easily produces gap, causes leak occur during connection., can be in pipe to ensure the leakproofness of connection
Joint area sets sealing ring, but mostly existing sealing ring is standard seal circle, such as O-ring, or diamond shape circle, this close
Seal is easily failed when two tubing glance off, and influences leakproofness.
After pipe fitting connection, after long-time use, leakproofness can decline, and just need to carry out maintenance drainpipe at this time, weight
The new sealing ring more renewed.But existing inserting pipe joints maintenance difficulty is very big.
The content of the invention
The present invention solves in the prior art that pipe fitting uses straight wall socket joint, and contact site easily produces gap, influences close
The defects of envelope, there is provided one kind throttling inserting pipe joints, using the sealing ring with sealing flap, increase sealing by sealing ring
Effect.
This invention also solves sealing ring in the prior art easily because tubing deflection produces gap, tubing connection sealing is influenced
Property the defects of, there is provided one kind throttling inserting pipe joints, using the sealing ring with sealing flap, sealing flap adapts to the inclined of tubing
Tiltedly, and after tubing deflection sealing effect is still ensured that.
This invention also solves the defects of existing inserting pipe joints maintenance inconvenience, there is provided one kind throttling spigot-and-socket pipe connects
Head, the position of tubing connection set spiral slot, when there is leak, can be directly injected into sealant from the arrival end of spiral slot
Sealed.
The present invention concrete technical scheme be:One kind throttling inserting pipe joints, including the bellmouth that can be plugged each other and insert
Mouthful, socket has plug division, and bellmouth has female part, and the internal diameter of female part is adapted with the outside diameter of plug division, outside plug division
Sealing shroud is provided between wall and the inner wall of female part, is interference fit between the internal diameter of sealing shroud and the outer wall of plug division, it is close
The exterior of big envelope is axially provided with some spaced independent sealing flaps of circle, and the outside diameter of sealing flap is more than the diameter of female part.
Sealing shroud is set between the outer wall of plug division and the inner wall of female part, and sealing shroud carries sealing flap, the outside diameter position shape of sealing flap
Into sealing surface, after plug division and female part are to inserting, sealing flap deformation fits to female part inner wall and forms multiple-sealed position, so that
Increase the effect of sealing;Sealing flap has elasticity, has the internal stress for replying former state after sealing flap deformation, is connecting tubing
During deflection, sealing effect is still ensured that.
Further, sealing shroud includes matrix and the sealing flap being arranged on matrix outer wall, and multiple-sealed valve has different
Seal inner diameter, the seal inner diameter towards the sealing flap of bellmouth side is minimum, and the seal inner diameter of the sealing flap away from bellmouth side is maximum, base
The diameter of the outer wall of body is less than the outside diameter of plug division.
Further, sealing flap is the conical surface towards bellmouth side, and the miner diameter end of the conical surface is towards the end direction of plug division, sealing flap
Opposite side be sagittal plane, wherein being provided with concave deformation recess on the sagittal plane of the sealing flap away from bellmouth side.
Further, the outer wall of plug division is provided with a circle groove, and sealing shroud is placed in groove, outside the matrix of sealing shroud
Footpath is less than the outside diameter of plug division;The inner wall of sealing shroud is provided with the interior sealing bulge loop of protrusion.
Further, a circle waterproof ring is provided with the outer wall of plug division, the centre of waterproof ring is pinnacle, and the outside diameter on pinnacle is big
Outside diameter in plug division.
Further, the periphery of the end face of plug division is provided with contact jaw inclined-plane, and the inner wall of bellmouth is provided with outer inclined-plane, contact
When end inclined-plane has identical angle of inclination, plug division and female part to inserting with outer inclined-plane, contact jaw inclined-plane connects with outer inclined-plane
Touch.
Further, external screw thread is provided with the outer wall of socket plug division, is gap between external screw thread and the inner wall of female part
Coordinate;Or the inner wall of female part is provided with internal thread by the position of end, is gap between internal thread and the outer wall of plug division
Coordinate.When tubing connecting portion carries out maintenance, the setting of external screw thread or internal thread so that maintenance personal can be directly to threaded portion
Filling sealing agent is injected, and then ensures the connection reliability of pipe fitting.
Further, the end set of plug division pore has inside trumpet mouth, and being internally provided with for socket matches with inside trumpet mouth
The head of the trumpet of conjunction, forms inner groove, inner groove and plug division matching ends between the outer wall of head of the trumpet and the inner wall of female part.
The position of horn mouth and head of the trumpet can be exchanged, and after head of the trumpet coordinates with horn mouth, current are with regard to that can cross plug division end with holding
Joint gap between interpolating unit, therefore the setting of head of the trumpet should be corresponding with the direction of current.
Further, some circle rectangular channels are provided with the outer wall of plug division and the bulge loop of protrusion, bulge loop are formed at the position
It is axial arranged along plug division, it is spaced and independent between bulge loop;The outer wall of bellmouth is provided with outer bulge loop, and outer bulge loop is along bellmouth axis
To the independent arrangement in interval.
Further, the outer wall of bellmouth is additionally provided with along bellmouth interval circumferentially and independent axial ribs, axial ribs with
Outer bulge loop intersects;The outer wall of bellmouth is additionally provided with connection ring, and connection ring section is triangular in shape.
The beneficial effects of the invention are as follows:Sealing shroud, sealing shroud band are set between the outer wall of plug division and the inner wall of female part
There is a sealing flap, the outside diameter position of sealing flap forms sealing surface, and after plug division and female part are to inserting, sealing flap deformation fits to socket joint
Portion's inner wall forms multiple-sealed position, so as to increase the effect of sealing;Sealing flap has elasticity, has after sealing flap deformation and replys
The internal stress of former state, when connection tubing glances off, still ensures that sealing effect.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the present invention;
Fig. 2 is second of structure diagram of the invention;
Fig. 3 is the third structure diagram of the invention;
Fig. 4 is the 4th kind of structure diagram of the invention;
Fig. 5 is the 5th kind of structure diagram of the invention;
Fig. 6 is the 6th kind of structure diagram of bellmouth of the present invention;
In figure:1st, socket, 2, outer baffle ring, 3, bulge loop, 4, groove, 5, sealing shroud, 6, plug division, 7, contact jaw inclined-plane, 8, bellmouth,
9th, outer inclined-plane, 10, outer reinforcement diagonal bar, 11, outer bulge loop, 12, sealing flap, 13, deformation recess, 14, waterproof ring, 15, pinnacle, 16,
External screw thread, 17, internal thread, 18, inside trumpet mouth, 19, inner groove, 20, head of the trumpet, 21, connection ring, 22, axial ribs.
Embodiment
Below by specific embodiment, and with reference to attached drawing, the invention will be further described.
Embodiment 1:One kind throttling inserting pipe joints, including the bellmouth and socket that can be plugged each other, socket have grafting
Portion, bellmouth have female part, and the internal diameter of female part is adapted with the outside diameter of plug division, the outer wall of plug division and the inner wall of female part
Between be provided with sealing shroud, be interference fit between the internal diameter of sealing shroud and the outer wall of plug division, the outside of sealing shroud is along axis
To some spaced independent sealing flaps of circle are provided with, for sealing flap in circumferentially, the outside diameter of sealing flap is more than female part
Diameter.
It is nested into after sealing shroud expansion outside plug division, plug division insertion female part, the outside diameter position fold of sealing flap, and
Under restoring force effect, the inner wall with female part fits all the time.
Embodiment 2:One kind throttling inserting pipe joints(Referring to Fig. 1), including the bellmouth 8 and socket 1 that can be plugged each other,
Socket has plug division 6, and bellmouth has female part, and the internal diameter of female part is adapted with the outside diameter of plug division, the outer wall of plug division
On be provided with the groove 4 of a circle indent, groove is in the middle part of plug division outer wall.Plug division end face peripheral chamfer simultaneously
Form contact jaw inclined-plane 7.The outside of socket is additionally provided with a circle outer baffle ring 2, outer baffle ring in the middle part of socket, outer baffle ring
Outside diameter is more than the outside diameter of tubing.Socket corresponds to end face and the tubing hot-melt adhesive paste of the other end of outer baffle ring.Plug division unit with grooves in outer wall
Position between outer baffle ring is provided with the independent rectangular channel of some circles, and the bulge loop 3 of protrusion is formed at the position, close to groove
Bulge loop it is triangular in shape, remaining bulge loop is rectangular, bulge loop along plug division axially be distributed.
Interference is equipped with sealing shroud 5 on groove, and sealing shroud is nested with groove and is expanded, and sealing shroud includes matrix and setting
In some circles on matrix outer wall, axially spaced independent sealing flap 12, the outside diameter of the matrix of sealing shroud are less than grafting
The outside diameter in portion, for sealing flap in circumferentially, the outside diameter of sealing flap is more than the diameter of female part.Multiple-sealed valve has different close
Internal diameter is sealed, the seal inner diameter towards the sealing flap of bellmouth side is minimum, and the seal inner diameter of the sealing flap away from bellmouth side is maximum, matrix
Outer wall diameter be less than plug division outside diameter.Sealing flap is the conical surface towards bellmouth side, and the miner diameter end of the conical surface is towards plug division
End direction, the opposite side of sealing flap is sagittal plane, wherein being provided with the sagittal plane of the sealing flap away from bellmouth side concave
Deform recess 13.
Bellmouth has bell and spigot and tapered portion, and the inner wall of tapered portion is provided with outer inclined-plane 9, and outer inclined-plane has oblique with contact jaw
When the identical angle of inclination in face, plug division and female part are to inserting, contact jaw inclined-plane is in contact with outer inclined-plane.The outer wall of bell and spigot is set
It is equipped with and is provided with outer bulge loop 11, outer bulge loop is independently arranged along bellmouth axially spaced-apart.The outer wall of tapered portion is provided with the outer of triangle
Strengthen diagonal bar 10, outer reinforcement diagonal bar is in axial direction, and along tapered portion male cone (strobilus masculinus) circumferentially.Plug division and female part pair
There is identical pore internal diameter after inserting.
Embodiment 3:One kind throttling inserting pipe joints(Referring to Fig. 2), difference from Example 2 is plug division
A circle waterproof ring 14 is provided with outer wall, the centre of waterproof ring is pinnacle 15, and the outside diameter on pinnacle is more than the outside diameter of plug division, waterproof
Ring and the inner wall of female part are interference fit.Waterproof ring is in the position where the bulge loop of plug division outer wall, remaining structure reference
Embodiment 1.
Embodiment 4:One kind throttling inserting pipe joints(Referring to Fig. 3), difference from Example 3 is outside plug division
Position on wall between waterproof ring and outer baffle ring is provided with external screw thread 16, matches somebody with somebody between external screw thread and the inner wall of female part for gap
Close, when tubing connecting portion carries out maintenance, maintenance personal directly can inject filling sealing agent to threaded portion, and then ensure that pipe connects
The connection reliability of head so that drainpipe can be continuing with.Remaining structure is with reference to embodiment 3.
Embodiment 5:One kind throttling inserting pipe joints(Referring to Fig. 4), difference from Example 4 is female part
Inner wall is provided with internal thread 17 by the position of end, is clearance fit between internal thread and the outer wall of plug division.Remaining structure is joined
According to embodiment 4.
Embodiment 6:One kind throttling inserting pipe joints(Referring to Fig. 5), part unlike the embodiments above is plug division
The end set of pore has inside trumpet mouth 18, and socket is internally provided with head of the trumpet 20 matched with inside trumpet mouth, head of the trumpet
Outer wall and female part inner wall between form inner groove 19, inner groove and plug division matching ends.Or head of the trumpet is set
End position in plug division, inside trumpet mouth are arranged at the inside of female part.Remaining structure is with reference to other embodiment.
When assembling, the direction of head of the trumpet is generally identical with the direction of draining.
Embodiment 7:One kind throttling inserting pipe joints(Referring to Fig. 6), part unlike the embodiments above has bellmouth again
Outer wall is additionally provided with along bellmouth interval circumferentially and independent axial ribs 22, axial ribs to intersect with outer bulge loop;Outside bellmouth
Wall is additionally provided with connection ring 21, and connection ring section is triangular in shape.Remaining structure is with reference to other embodiment.
The above, is only presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, it is every according to the present invention
Any simple modification, change and the equivalent transformation that technical spirit makees above example, still fall within the technology of the present invention side
The protection domain of case.
Claims (10)
1. one kind throttling inserting pipe joints, it is characterised in that including the bellmouth and socket that can be plugged each other, socket has grafting
Portion, bellmouth have female part, and the internal diameter of female part is adapted with the outside diameter of plug division, the outer wall of plug division and the inner wall of female part
Between be provided with sealing shroud, be interference fit between the internal diameter of sealing shroud and the outer wall of plug division, the exterior axial of sealing shroud sets
Some spaced independent sealing flaps of circle are equipped with, the outside diameter of sealing flap is more than the diameter of female part.
2. throttling inserting pipe joints according to claim 1, it is characterised in that sealing shroud includes matrix and is arranged at base
Sealing flap on external wall, multiple-sealed valve have different seal inner diameters, towards bellmouth side sealing flap seal inner diameter most
Small, the seal inner diameter of the sealing flap away from bellmouth side is maximum, and the diameter of the outer wall of matrix is less than the outside diameter of plug division.
3. throttling inserting pipe joints according to claim 1, it is characterised in that sealing flap is the conical surface towards bellmouth side, is bored
The miner diameter end in face is towards the end direction of plug division, and the opposite side of sealing flap is sagittal plane, wherein the sealing flap away from bellmouth side
Sagittal plane on be provided with concave deformation recess.
4. according to the throttling inserting pipe joints described in claim 1 or 2 or 3, it is characterised in that the outer wall of plug division is provided with
One circle groove, sealing shroud are placed in groove, and the outside diameter of the matrix of sealing shroud is less than the outside diameter of plug division;The inner wall of sealing shroud is set
It is equipped with the interior sealing bulge loop of protrusion.
5. throttling inserting pipe joints according to claim 1 a, it is characterised in that circle is provided with the outer wall of plug division
Waterproof ring, the centre of waterproof ring is pinnacle, and the outside diameter on pinnacle is more than the outside diameter of plug division.
6. throttling inserting pipe joints according to claim 1, it is characterised in that the periphery of the end face of plug division is provided with
Contact jaw inclined-plane, the inner wall of bellmouth are provided with outer inclined-plane, and contact jaw inclined-plane has identical angle of inclination, plug division with outer inclined-plane
During with female part to inserting, contact jaw inclined-plane is in contact with outer inclined-plane.
7. according to the throttling inserting pipe joints described in claim 1 or 2 or 3 or 5 or 6, it is characterised in that socket plug division
External screw thread is provided with outer wall, is clearance fit between external screw thread and the inner wall of female part;Or the inner wall of female part leans on end
Position be provided with internal thread, be clearance fit between internal thread and the outer wall of plug division.
8. according to the throttling inserting pipe joints described in claim 1 or 2 or 3 or 5 or 6, it is characterised in that plug division pore
End set has inside trumpet mouth, and be internally provided with and the matched head of the trumpet of inside trumpet mouth of socket, the outer wall of head of the trumpet is with holding
Inner groove, inner groove and plug division matching ends are formed between the inner wall of interpolating unit.
9. according to the throttling inserting pipe joints described in claim 1 or 2 or 3 or 5 or 6, it is characterised in that the outer wall of plug division
On be provided with it is some circle rectangular channels and formed at the position protrusion bulge loops, bulge loop is axial arranged along plug division, phase between bulge loop
Mutually it is spaced and independent;The outer wall of bellmouth is provided with outer bulge loop, and outer bulge loop is independently arranged along bellmouth axially spaced-apart.
10. throttling inserting pipe joints according to claim 9, it is characterised in that the outer wall of bellmouth is additionally provided with along bellmouth
Interval circumferentially and independent axial ribs, axial ribs intersect with outer bulge loop;The outer wall of bellmouth is additionally provided with connection ring, connection
Ring section is triangular in shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710956213.5A CN107990078B (en) | 2017-10-15 | 2017-10-15 | Throttling socket joint type pipe joint |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710956213.5A CN107990078B (en) | 2017-10-15 | 2017-10-15 | Throttling socket joint type pipe joint |
Publications (2)
Publication Number | Publication Date |
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CN107990078A true CN107990078A (en) | 2018-05-04 |
CN107990078B CN107990078B (en) | 2021-02-12 |
Family
ID=62028905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710956213.5A Active CN107990078B (en) | 2017-10-15 | 2017-10-15 | Throttling socket joint type pipe joint |
Country Status (1)
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CN (1) | CN107990078B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108662316A (en) * | 2018-07-25 | 2018-10-16 | 江苏润德管业有限公司 | A kind of drainpipe with novel bell and spigot joint |
CN111922173A (en) * | 2020-09-29 | 2020-11-13 | 浙大宁波理工学院 | Multi-stage omega-shaped pipe fluctuation internal high-pressure forming process |
CN111922174A (en) * | 2020-10-16 | 2020-11-13 | 浙大宁波理工学院 | Device for forming by high pressure in wave |
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CN2653268Y (en) * | 2003-06-27 | 2004-11-03 | 绵阳新晨动力机械有限公司 | Low pressure pipe joint seal structure |
CN102213351A (en) * | 2010-04-02 | 2011-10-12 | 永高股份有限公司 | Introversion type flexible sealing device for water supply pipe fittings |
CN205806474U (en) * | 2016-07-06 | 2016-12-14 | 金华市宏昌电器有限公司 | A kind of pipeline connects sealing structure |
CN106678474A (en) * | 2017-01-24 | 2017-05-17 | 浙江飞龙管业有限公司 | Pipe material achieving sealed assembly connection easily in bell-socket manner |
CN206191104U (en) * | 2016-09-20 | 2017-05-24 | 天津市久盛通达科技有限公司 | Ground that structure is only taken off in area buries formula feedwater socket joint formula welding steel pipe |
CN106764165A (en) * | 2016-12-01 | 2017-05-31 | 江西浙丰管业有限公司 | It is a kind of to be easy to using the close tubing with connection of Push-fit |
-
2017
- 2017-10-15 CN CN201710956213.5A patent/CN107990078B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2653268Y (en) * | 2003-06-27 | 2004-11-03 | 绵阳新晨动力机械有限公司 | Low pressure pipe joint seal structure |
CN102213351A (en) * | 2010-04-02 | 2011-10-12 | 永高股份有限公司 | Introversion type flexible sealing device for water supply pipe fittings |
CN205806474U (en) * | 2016-07-06 | 2016-12-14 | 金华市宏昌电器有限公司 | A kind of pipeline connects sealing structure |
CN206191104U (en) * | 2016-09-20 | 2017-05-24 | 天津市久盛通达科技有限公司 | Ground that structure is only taken off in area buries formula feedwater socket joint formula welding steel pipe |
CN106764165A (en) * | 2016-12-01 | 2017-05-31 | 江西浙丰管业有限公司 | It is a kind of to be easy to using the close tubing with connection of Push-fit |
CN106678474A (en) * | 2017-01-24 | 2017-05-17 | 浙江飞龙管业有限公司 | Pipe material achieving sealed assembly connection easily in bell-socket manner |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108662316A (en) * | 2018-07-25 | 2018-10-16 | 江苏润德管业有限公司 | A kind of drainpipe with novel bell and spigot joint |
CN108662316B (en) * | 2018-07-25 | 2023-08-15 | 江苏润德管业有限公司 | Drain pipe with socket joint |
CN111922173A (en) * | 2020-09-29 | 2020-11-13 | 浙大宁波理工学院 | Multi-stage omega-shaped pipe fluctuation internal high-pressure forming process |
CN111922174A (en) * | 2020-10-16 | 2020-11-13 | 浙大宁波理工学院 | Device for forming by high pressure in wave |
Also Published As
Publication number | Publication date |
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CN107990078B (en) | 2021-02-12 |
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Address after: Room 101, Building 6, 68 Lane 1445 Kangshen Road, Zhoupu Town, Pudong New Area, Shanghai, 201318 Applicant after: Shanghai Ruihuang Pipe Technology Co.,Ltd. Address before: 201318 Lane 123, Shenmei Road, Pudong New Area, Shanghai Applicant before: SHANGHAI RUIHUANG PIPE INDUSTRY TECHNOLOGY Co.,Ltd. |
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