CN101832436A - Pre-buried anti-leakage drain pipe connector - Google Patents
Pre-buried anti-leakage drain pipe connector Download PDFInfo
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- CN101832436A CN101832436A CN 201010181806 CN201010181806A CN101832436A CN 101832436 A CN101832436 A CN 101832436A CN 201010181806 CN201010181806 CN 201010181806 CN 201010181806 A CN201010181806 A CN 201010181806A CN 101832436 A CN101832436 A CN 101832436A
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- pipe
- drain pipe
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- water stop
- upper connecting
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Abstract
The invention discloses a pre-buried anti-leakage drain pipe connector which comprises an upper connecting pipe, a water stopping ring, a reducer pipe, an inner straight pipe and a lower connecting pipe, wherein the bottom of the upper connecting pipe which is vertically arranged is connected with the inner straight pipe through the reducer pipe; the inner straight pipe is downwards inserted into the lower connecting pipe to form a jacket structure; the interval between the outer wall of the inner straight pipe and the inner wall of the lower connecting pipe is equal to the thickness of the pipe wall of the drain pipe; the inner diameter of the lower connecting pipe is equal to the inner diameter of the upper connecting pipe, and the nominal dimension is the outer diameter of the drain pipe; the bottom end of the lower connecting pipe is in a shape of a flange, and positioning through holes are uniformly distributed on the end surface of the flange; the convex water stopping ring is arranged on the annular outer wall of the combined section of the upper connecting pipe and the reducer pipe; and concave-convex alternate annular grooves are arranged on the upward end surface of the water stopping ring. In the invention, a sleeved structure, an external water stopping ring and a multi-step structure are adopted, so that the drain pipe can be connected and installed simply and reliably without leaking, and building materials and labor are saved. The pre-buried anti-leakage drain pipe connector is suitable for being used as lower drain pipe connectors of various calibers for toilets.
Description
Technical field
The present invention relates to a kind of pipe coupling, particularly a kind of anti-leakage drain pipe connector that is embedded in the bathroom floor.
Background technique
The following water of building toilet causes drainage system downstairs through waste pipe usually, and the waste pipe of indoor vertically-arranged runs through floor could realize up/down perforation.Waste pipe runs through floor and mainly contains two kinds of structural types in the engineering, the most frequently used structural type is that hole to be provided water supply and sewage pipe passes installation on floor, remake then and hang mould and teeming concrete, the concrete that solidifies makes the waste pipe location, makes water-proofing treating in the connecting part around waste pipe at last." construction engineering quality inspector continue educating training materials " (installing engineering) that Chinese architecture industry publishing house publishes in February, 2010 for the first time, the toilet drainage pipe installation that chapter 3 " control of residential project common quality defect " is introduced is exactly this kind.Another kind of structural type is pre-buried pipe joint when watering build floor, and existing pipe joint is a docking structure on the market, treats to remake waste pipe butt joint up and down behind the concrete location that pipe joint is solidified.Above-mentioned two kinds of installation forms are all fairly simple, can realize the connection of waste pipe between the floor.But building toilet seepage problem happens occasionally in the actual life, and this problem has become the residential project common quality defect, also is that the house developer suffers one of focus that quality complains after sale.
The infiltration of building toilet mainly occurs in the pipe joint place, and its form of expression is oozed down along pipe joint or waste pipe outer wall for following water upstairs.Analyze the existing installation form of building toilet drainage pipe as can be known, the concrete of first kind of teeming is between floor and pipe joint, without vibrating, only through artificial floating, it organizes relative floor loose, between conjugation also more weaker, pore very easily constitutes penetrating passage herein.Second kind of pre-buried pipe joint can be avoided above-mentioned deficiency, but the prior art pipe joint is a docking structure, and the butt joint quality requirement to waste pipe up and down during installation is higher, has the slit just to constitute the infiltration condition slightly.In addition, the infiltration hidden danger of prior art maximum is that the pipe joint outer wall does not have sealing leakage preventing structure and anti-axial float structure, produces the slit in case just may produce with respect to the displacement of floor by big external force or internal stress effect.Particularly the pipe joint of PVC material is different with concrete physicochemical property, and the breathing rate has than big difference, and when ambient temperature changed, the relative floor of pvc pipe joint that the breathing rate is bigger must produce axial displacement, thereby destroys original air-proof condition.If there is retaining the toilet, following water oozes down along pipe joint or waste pipe outer wall.Although the infiltration of building toilet is a little Accident due to quality, involvement aspect is wider, has both influenced neighborhood relationship, also the house developer is had negative effect, and the repairing construction difficulty is big, long in time limit, cost is big, is difficult for eradicating seepage problem.
Summary of the invention
The present invention is primarily aimed at the deficiencies in the prior art, proposes a kind of pre-buried anti-leakage drain pipe connector of socket join structure, and waste pipe socket-connected about this pipe joint constituted, and did not have seepage condition in the pipe.The pipe joint outer wall is provided with sealing leakage preventing structure and anti-axial float structure, and sealing is reliable, and the mounting point is stable, the survivable existing air-proof condition of internal stress or external force effect.
The present invention is achieved through the following technical solutions technical goal.
Pre-buried anti-leakage drain pipe connector is the thin walled cylinder body of coaxial configuration, and it comprises upper connecting tube, water stop ring, reducer pipe, interior straight tube and lower linking tube.Its improvements are: straight tube in the upper connecting tube of vertically-arranged bottom connects by reducer pipe, and be inserted under the interior straight tube and form jacket structuredly in the lower linking tube, the interval between interior straight tube outer wall and the lower linking tube inwall equals waste pipe pipe thickness to be installed.Described lower linking tube and upper connecting tube internal diameter equate that its nominal size is the external diameter of waste pipe to be installed, and the lower linking tube bottom is a flange-like, uniform positioning through hole on the end face of flange.The adapter section ring outer wall of described upper connecting tube and reducer pipe is provided with the water stop ring of evagination, and water stop ring end face up is provided with concavo-convex alternate annular slot.
In the said structure, water stop ring is the concavo-convex alternate annular slot in uniform 2～5 roads towards the upper-end surface, and groove depth 2mm～4mm, this groove shape of cross section are zigzag fashion or isosceles triangle and rectangle.
The present invention compared with prior art has following good effect:
1, the present invention is a sleeve structure, and linkage structure is simple, makes easily;
2, use the present invention and realize that waste pipe socket-connects up and down, installation requirement is low, and operation easier is little, and quality of connection is good;
3, the present invention will go up the water that waste pipe flows down and be introduced directly into down in the waste pipe, and the joint does not have seepage condition;
4, outer wall of the present invention is provided with water stop ring, and infiltration hydraulic pressure is small, can not cross concavo-convex alternate annular slot, and stagnant water effect is good;
5, outer wall of the present invention is a male and fomale(M﹠F), and pre-buried back forms damascene structures, and anti-axial float ability is strong, and the mounting point is stable;
6, the follow-up operations such as mould, teeming concrete and water-proofing treating of hanging need not done in location, the pre-buried back of the present invention, and the infiltration accident neither takes place, and also save structural material and artificial.
Description of drawings
Accompanying drawing is a structural representation of the present invention.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the invention will be further described.
Pre-buried anti-leakage drain pipe connector shown in the drawings is the thin walled cylinder body of coaxial configuration, and it comprises upper connecting tube 1, water stop ring 2, reducer pipe 3, interior straight tube 4 and lower linking tube 5.Upper connecting tube 1 mouth of pipe on being positioned at up, straight tube 4 in upper connecting tube 1 bottom connects by reducer pipe 3, interior straight tube 4 coaxial stretching in the lower linking tube 5, intersection forms jacket structured, and the interval between interior straight tube 4 outer walls and lower linking tube 5 inwalls equals waste pipe pipe thickness to be installed.Lower linking tube 5 internal diameters and upper connecting tube 1 internal diameter equate that its nominal size is the external diameter of waste pipe to be installed.Lower linking tube 5 bottoms are provided with the flange of horizontal, uniform positioning through hole 5.1 on the end face of flange.The present invention is provided with the water stop ring 2 of evagination at the upper connecting tube 1 and the adapter section ring outer wall of reducer pipe 3, and water stop ring 2 is the concavo-convex alternate annular slot in uniform 2～5 roads towards the upper-end surface, and groove depth is 2mm～4mm, and the shape of cross section of groove is zigzag fashion or isosceles triangle and rectangle.Several concavo-convex alternate annular slot increases the infiltration distance on the one hand, and because of infiltration hydraulic pressure is very small, the infiltration impotentia is crossed several concavo-convex alternate annular slot on the other hand, because water stop ring 2 barrier actions blocking-up infiltration is along the passage that oozes under the pipe joint outer wall.Outer wall of the present invention is many ledge structures, and pre-buried back is big with concrete joint surface, forms embedded installation, is subjected to external force or the internal stress effect can not produce axial float, so can not destroy the sealing combination that forms when pre-buried, does not have the infiltration condition herein.The present invention the most important thing is to utilize the jacket structured waste pipe socket up and down that makes, and the waste pipe on top is with outer wall and upper connecting tube 1 endoporus Spielpassung, and the waste pipe on top is linked up by the waste pipe endoporus of installing in reducer pipe 3 and interior straight tube 4 and the lower linking tube 5.Because by the pipe joint socket, it is very easy to install between the waste pipe, installation quality is guaranteed, does not also have the infiltration condition herein.
The present invention is by improving the waste pipe Placement, sets up infiltration barrier and embedded technical measures such as pre-buried, realized the technical goal of leakage proof.
Embodiment 1
Present embodiment is compression molded into the pre-buried anti-leakage drain pipe connector that bore is Φ 45mm with the PVC material, and the upper connecting tube 1 of this joint and the internal diameter of lower linking tube 5 are Φ 50.4mm, and the internal diameter of interior straight tube 4 is Φ 40.4mm, and interior straight tube 4 external diameters are Φ 45mm.The water stop ring 2 that is positioned on upper connecting tube 1 outer wall is provided with twice isosceles triangle annular slot, and groove depth is 2mm.During actual the use, on the template of design attitude, place pre-buried anti-leakage drain pipe connector, locate by planting into nail in the through hole 5.1 on the lower linking tube 5 bottom flanges, implement concreting then, treat to do the waste pipe installation after the concrete setting, after spreading glue, end of middle drainage tube inserts respectively in upper connecting tube 1 and lower linking tube 5 endoporus, because the drainage and the sheath effect of interior straight tube 4 make upper and lower waste pipe socket-connect.This linkage structure was both simple, and it is also easy to install, connect also very reliable, between the condition that do not seep water.
Embodiment 2
Present embodiment is used the PVC material equally for connecting the pre-buried anti-leakage drain pipe connector of toilet main drainpipe.This part caliber size is bigger, and the waste pipe of connection is longer, so the wall thickness at each position of corresponding increase, internal stress or external impacts with anti-breathing generation, so the internal diameter of upper connecting tube 1 and lower linking tube 5 is 111mm, interior straight tube 4 internal diameters are 90.8mm, and interior straight tube 4 external diameters are 95.6mm.Increase water stop ring 2 physical dimensions on upper connecting tube 1 outer wall simultaneously, water stop ring 2 is provided with the concavo-convex alternate annular slot in 4 roads towards the upper-end surface, and groove depth 4mm, the shape of cross section of groove are zigzag fashion.All the other structures of present embodiment are identical with embodiment 1, and its leakage proof ability is also identical with embodiment 1.
Claims (5)
1. a pre-buried anti-leakage drain pipe connector is the thin walled cylinder body of coaxial configuration, and it comprises upper connecting tube (1), water stop ring (2), reducer pipe (3), interior straight tube (4) and lower linking tube (5); It is characterized in that: straight tube (4) in the upper connecting tube of vertically-arranged (1) bottom connects by reducer pipe (3), it is jacket structured to be inserted into the middle formation of lower linking tube (5) under the interior straight tube (4), and the interval between interior straight tube (4) outer wall and lower linking tube (5) inwall equals waste pipe pipe thickness to be installed; Described lower linking tube (5) and upper connecting tube (1) internal diameter equate that its nominal size is the external diameter of waste pipe to be installed, and lower linking tube (5) bottom is a flange-like, uniform positioning through hole (5.1) on the end face of flange; The adapter section ring outer wall of described upper connecting tube (1) and reducer pipe (3) is provided with the water stop ring (2) of evagination, and water stop ring (2) end face up is provided with concavo-convex alternate annular slot.
2. pre-buried anti-leakage drain pipe connector according to claim 1 is characterized in that: described water stop ring (2) is the concavo-convex alternate annular slot in uniform 2～5 roads towards the upper-end surface, and groove depth is 2mm～4mm.
3. pre-buried anti-leakage drain pipe connector according to claim 1 and 2 is characterized in that: described water stop ring (2) is the concavo-convex alternate annular slot in uniform 2～5 roads towards the upper-end surface, and this groove lateral cross section is shaped as zigzag fashion.
4. pre-buried anti-leakage drain pipe connector according to claim 1 and 2 is characterized in that: described water stop ring (2) is the concavo-convex alternate annular slot in uniform 2～5 roads towards the upper-end surface, and this groove lateral cross section is shaped as isosceles triangle.
5. pre-buried anti-leakage drain pipe connector according to claim 1 and 2 is characterized in that: described water stop ring (2) is the concavo-convex alternate annular slot in uniform 2～5 roads towards the upper-end surface, and this groove lateral cross section is shaped as rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010181806 CN101832436A (en) | 2010-05-20 | 2010-05-20 | Pre-buried anti-leakage drain pipe connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010181806 CN101832436A (en) | 2010-05-20 | 2010-05-20 | Pre-buried anti-leakage drain pipe connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101832436A true CN101832436A (en) | 2010-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010181806 Pending CN101832436A (en) | 2010-05-20 | 2010-05-20 | Pre-buried anti-leakage drain pipe connector |
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| Country | Link |
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| CN (1) | CN101832436A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287989A (en) * | 2011-09-02 | 2011-12-21 | 合肥美的荣事达电冰箱有限公司 | Frost-free refrigerator and drainage pipe lower joint thereof |
| CN102478134A (en) * | 2010-11-23 | 2012-05-30 | 上海上丰集团有限公司 | Embedded rigid polyvinyl chloride pipe hoop |
| CN105650374A (en) * | 2016-04-11 | 2016-06-08 | 张立 | Butt-joint connector for water conveying pipelines |
| CN108443590A (en) * | 2018-04-08 | 2018-08-24 | 中建二局第二建筑工程有限公司 | Side-type direct-burried part and its construction method |
| CN109038401A (en) * | 2018-08-17 | 2018-12-18 | 浙江康泰管业科技有限公司 | A kind of built-in pipe |
| CN116464203A (en) * | 2023-05-16 | 2023-07-21 | 中铁十一局集团有限公司 | Construction process of cast-in-situ floor slab embedded PVC water stop joint |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB971721A (en) * | 1962-03-15 | 1964-10-07 | Albert John Sadler | Improvements in or relating to joints for pipe members |
| CN2459507Y (en) * | 2000-08-31 | 2001-11-14 | 林竑 | Permeatio-resistant device for penetrating wall or board of water suppkly nad drainage pipe in building construction |
| CN101666404A (en) * | 2009-09-28 | 2010-03-10 | 成都川路塑胶集团有限公司 | Site cast sealed water-stop joint |
| CN201672186U (en) * | 2010-05-20 | 2010-12-15 | 江苏万邦建设集团有限公司 | Embedded type anti-leakage drain pipe joint |
-
2010
- 2010-05-20 CN CN 201010181806 patent/CN101832436A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB971721A (en) * | 1962-03-15 | 1964-10-07 | Albert John Sadler | Improvements in or relating to joints for pipe members |
| CN2459507Y (en) * | 2000-08-31 | 2001-11-14 | 林竑 | Permeatio-resistant device for penetrating wall or board of water suppkly nad drainage pipe in building construction |
| CN101666404A (en) * | 2009-09-28 | 2010-03-10 | 成都川路塑胶集团有限公司 | Site cast sealed water-stop joint |
| CN201672186U (en) * | 2010-05-20 | 2010-12-15 | 江苏万邦建设集团有限公司 | Embedded type anti-leakage drain pipe joint |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478134A (en) * | 2010-11-23 | 2012-05-30 | 上海上丰集团有限公司 | Embedded rigid polyvinyl chloride pipe hoop |
| CN102287989A (en) * | 2011-09-02 | 2011-12-21 | 合肥美的荣事达电冰箱有限公司 | Frost-free refrigerator and drainage pipe lower joint thereof |
| CN105650374A (en) * | 2016-04-11 | 2016-06-08 | 张立 | Butt-joint connector for water conveying pipelines |
| CN108443590A (en) * | 2018-04-08 | 2018-08-24 | 中建二局第二建筑工程有限公司 | Side-type direct-burried part and its construction method |
| CN109038401A (en) * | 2018-08-17 | 2018-12-18 | 浙江康泰管业科技有限公司 | A kind of built-in pipe |
| CN116464203A (en) * | 2023-05-16 | 2023-07-21 | 中铁十一局集团有限公司 | Construction process of cast-in-situ floor slab embedded PVC water stop joint |
| CN116464203B (en) * | 2023-05-16 | 2023-12-05 | 中铁十一局集团有限公司 | Construction process of cast-in-situ floor slab embedded PVC water stop joint |
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Open date: 20100915 |