CN215105823U - Bathroom blow off pipe antiseep structure - Google Patents

Abstract

The utility model discloses a toilet blow-off pipe anti-leakage structure, which comprises a pocket square leveling layer, a binding sleeve, a blow-off extension pipe, a floor tile layer, a flange ring and a toilet bowl; wherein, the pocket square leveling layer is covered on the upper surface of the original ground plastering leveling layer; the lower part of the binding sleeve is sleeved at the upper end of the sewage discharge pipe; the lower end of the blowdown extension pipe is sleeved at the upper end of the bundle casing pipe; the floor tile layer is covered on the upper surface of the pocket square leveling layer, and the upper end surface of the floor tile layer is lower than the upper end surface of the cut blowdown lengthening pipe; the flange is sleeved on the cut blowdown lengthening pipe. The utility model discloses a bathroom blow off pipe antiseep structure increases the height of blow off pipe through using beam section sleeve pipe and blowdown extension tube, effectively avoids appearing the problem that the seepage easily takes place in the space between blow off pipe and the toilet bowl flange circle, has that the construction is simple and convenient, the ground side is just, be convenient for install sanitary equipment, the easy discovery of seepage, advantage such as easy maintenance.

Description

Bathroom blow off pipe antiseep structure

Technical Field

The utility model relates to a building decoration field especially relates to a bathroom blow off pipe antiseep structure.

Background

When the house is finished, in order to keep the toilet flange ring 1 'installed in the toilet sealed with the sewage discharge pipe, the top of the sewage discharge pipe and the finished surface of the floor tile are generally required to be kept flush, so that the toilet flange ring 1' is directly communicated with the sewage discharge pipe.

As shown in fig. 1, because the mouth of the existing blow-off pipe 2 ' is only slightly higher than the original ground plastering flat layer in the toilet, after paving floor tiles, the mouth of the blow-off pipe 2 ' in the toilet is easily lower than the finished surface of the floor tiles due to construction errors, floor tile drainage slope construction requirements and other reasons, so a gap is generated between the bottom of the toilet flange ring 1 ' installed by a constructor and the mouth of the blow-off pipe 2 ', and then the constructor uses waterproof cement mortar 3 ' to perform surrounding plastering treatment on the gap.

The present space that exists between 1 'bottom of toilet flange circle and blow off pipe mouth of pipe 2' through waterproof cement mortar 3 'seals, though can prevent sewage excessive in the short time, the seepage, but under long-term the use, waterproof cement mortar 3' easily produces the fracture, and lead to ponding to take place the seepage from waterproof cement mortar 3 'department, and difficult in time discovery, consequently the customer need often inspect and maintain waterproof cement mortar 3' sealed space department, this psychological burden and the maintenance cost that has increased the customer undoubtedly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: aiming at the defects in the prior art, the anti-leakage structure of the toilet blow-off pipe is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bathroom blow off pipe antiseep structure, lie in the blow off pipe on the plain layer of original ground plastering including the mouth of pipe, still include:

the pocket square leveling layer is covered on the upper surface of the original ground plastering leveling layer after flatness detection, and the upper end surface of the pocket square leveling layer is not lower than the upper end surface of the sewage discharge pipe;

the lower part of the binding sleeve is sleeved at the upper end of the sewage discharge pipe and is in sealed connection with the sewage discharge pipe;

the lower end of the blowdown lengthening pipe is sleeved at the upper end of the bunching sleeve and is in sealed connection with the bunching sleeve;

the floor tile layer is covered on the upper surface of the pocket square leveling layer, and the upper end surface of the floor tile layer is lower than the upper end surface of the cut blowdown lengthening pipe;

the flange ring is sleeved on the cut blowdown lengthening pipe;

the bottom of the toilet bowl penetrates through the flange ring seat and is arranged on the cut pipe opening of the blowdown elongated pipe, and the drain outlet of the toilet bowl is hermetically connected with the cut pipe opening of the blowdown elongated pipe.

Furthermore, in the anti-leakage structure of the toilet sewage pipe, the upper end surface of the cut sewage extension pipe is 20-60 mm higher than the upper end surface of the floor tile layer.

Further, in the toilet blow off pipe anti-leakage structure, the toilet blow off pipe anti-leakage structure further comprises:

the floor tile adhesive layer is covered on the upper surface of the pocket square leveling layer.

Furthermore, in the toilet blow-off pipe anti-leakage structure, the flange ring is hermetically connected with the blow-off extension pipe and the bottom of the toilet bowl.

Furthermore, in the anti-leakage structure of the toilet sewage pipe, the upper end surface of the binding sleeve is lower than the upper end surface of the floor brick layer.

Furthermore, in the leakage-proof structure of the toilet sewage pipe, an inner ring boss is arranged inside the binding sleeve along the circumferential direction.

Further, in the toilet blow off pipe anti-leakage structure, the toilet blow off pipe anti-leakage structure further comprises:

the supporting springs are arranged at intervals and fixedly arranged in convex grooves formed in the inner ring boss along the circumferential direction of the inner ring boss;

the longitudinal section of the sealing ring platform is in a convex shape, the sealing ring platform is arranged in the convex groove, the lower end face of the sealing ring platform is fixedly connected with the tops of the supporting springs, and the tops of the sealing ring platform and a sealing ring groove formed in the lower end face of the blowdown lengthening pipe are arranged in a vertically corresponding mode;

the far ends of the limiting blocks are correspondingly arranged in a plurality of limiting grooves formed in the side walls of the convex grooves, and the near ends of the limiting blocks are correspondingly arranged in fixing grooves formed in the circumferential direction of the sealing ring table;

the adjusting rods are arranged in the mounting holes formed in the upper side walls of the corresponding limiting grooves, the bottom ends of the adjusting rods are inclined planes, the adjusting holes formed in the far ends of the limiting blocks corresponding to the adjusting rods are arranged eccentrically, and the top ends of the adjusting rods extend to the upper side of the beam section sleeve.

Further, in the toilet blow off pipe anti-leakage structure, the toilet blow off pipe anti-leakage structure further comprises:

first water-swelling sealing rod, first water-swelling sealing rod longitudinal section is the U type, and it covers and locates the top of sealing ring platform, and with the sealing ring groove cooperatees.

Further, in the toilet blow off pipe anti-leakage structure, the toilet blow off pipe anti-leakage structure further comprises:

the second meets water inflation sealing rod, second meet water inflation sealing rod cover and locate the inside wall of convex groove notch department, and with sealing ring platform looks butt.

Furthermore, in the leakage-proof structure of the toilet sewage pipe, the outer diameter of the lower end of the sealing ring platform is larger than that of the notch of the convex groove.

The above technical scheme is adopted in the utility model, compared with the prior art, following technological effect has:

(1) the utility model discloses a bathroom blow off pipe leak protection structure, through plastering the flat bed to original ground and carry out pocket side and make level to form pocket side screed-coat, and increase the binding sleeve pipe on the blow off pipe, increase the blowdown extension pipe on the binding sleeve pipe, and make the blowdown extension pipe be higher than floor tile layer up end, effectively solved and sealed the problem that waterproof cement mortar is easy to split, the leakproofness is not strong that leads to using waterproof cement mortar to seal the space between toilet seat flange circle and the blow off pipe;

(2) by arranging the sealing ring platform in the convex groove and covering the top of the sealing ring platform with the first water-swelling water stop strip, the first water swelling water stop bar is arranged corresponding to the sealing ring groove arranged on the lower end surface of the blowdown lengthening pipe up and down, the bottom of the sealing ring platform is provided with a plurality of supporting springs, so that the sealing ring platform can move upwards under the action of a plurality of supporting springs to enter the sealing ring groove under the condition that the adjusting rod is used for enabling the near end of the limiting block to be far away from the limiting groove so as to release the sealing ring platform, thereby sealing the joint of the blowdown lengthened pipe and the binding sleeve pipe, and under the condition that the joint of the blowdown lengthened pipe and the binding sleeve pipe leaks, the joint of the blowdown lengthened pipe and the bunching sleeve pipe can be further sealed through the first water-swelling water bar, so that the sealing performance and the seepage-proofing performance of the bunching sleeve pipe and the blowdown lengthened pipe are improved to the greatest extent;

(3) the utility model discloses a bathroom blow off pipe antiseep structure has that the construction is simple and convenient, the ground is just, be convenient for install sanitary equipment, the easy discovery of seepage, advantage such as easy maintenance, increases the height of blow off pipe through using the binding collar pipe and blowdown extension tube, effectively avoids the problem that the seepage easily takes place in the space between blow off pipe and the toilet bowl flange circle, has eliminated customer's psychological burden, has saved customer's cost of maintenance.

Drawings

FIG. 1 is a top view of a leakage prevention structure of a conventional toilet drain pipe;

FIG. 2 is a side view of the anti-leakage structure of the toilet drain pipe of the present invention;

FIG. 3 is a cross-sectional view of a binding sleeve and a blowdown elongated tube in the anti-leakage structure of the toilet blowdown pipe of the present invention;

FIG. 4 is an assembly view of the anti-leakage structure of the toilet blow-off pipe of the present invention;

FIG. 5 is an assembly view of a binding sleeve and a blowdown elongated tube in the anti-leakage structure of the toilet blowdown pipe of the present invention;

FIG. 6 is a cross-sectional view of a binding sleeve in the anti-leakage structure of a toilet drain pipe of the present invention;

FIG. 7 is a schematic structural view of the part A in the anti-leakage structure of the toilet drain pipe of the present invention;

FIG. 8 is a schematic structural view of a blowdown elongated tube in a toilet blowdown pipe anti-leakage structure of the present invention;

wherein the reference symbols are:

1', a toilet flange ring; 2', a sewage discharge pipe orifice; 3', waterproof cement mortar;

1. a blow-off pipe; 2. leveling original ground plastering; 3. covering a square leveling layer; 4. a bundle joint sleeve; 5. a blowdown lengthening pipe; 6. the floor tile is adhered with the adhesive layer; 7. a floor brick layer; 8. a flange ring; 9. a toilet bowl; 10. a support spring; 11. a convex groove; 12. a sealing ring table; 13. a limiting block; 14. a limiting groove; 15. adjusting a rod; 16. installing holes; 17. an adjustment hole; 18. a first water-swellable seal; 19. a second water-swelling water stop strip; 20. sealing the ring groove; 21. a gear groove; 22. an inner ring boss.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "inner", "outer", "vertical", "horizontal", and the like as used herein are used in the description to indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The utility model provides a bathroom blow off pipe antiseep structure, as shown in figure 2, be located blow off pipe 1 on the original ground flat bed 2 that plasters including the mouth of pipe.

The blow off pipe 1 is used for discharging the outside with the waste water that toilet bowl 9 produced with toilet bowl 9 intercommunication, and blow off pipe 1 sets up in the slotted hole of seting up on original ground basic unit, avoids blow off pipe 1 to be trampled often and take place to break.

As shown in figures 2-8, the anti-leakage structure of the toilet drain pipe further comprises a pocket square leveling layer 3, a binding sleeve 4, a drain extension pipe 5, a floor tile layer 7, a flange ring 8 and a toilet bowl 9.

As shown in fig. 2, the pocket-side leveling layer 3 covers the upper surface of the original ground plastering leveling layer 2, and the upper end surface of the pocket-side leveling layer is not lower than the upper end surface of the sewage discharge pipe 1, so as to level the original ground plastering leveling layer 2, so that the ground of the toilet can be kept flat, thereby facilitating the installation of sanitary equipment and the laying of the ground brick layer 7.

Specifically, the pocket-side leveling layer 3 is formed by pocket-side leveling the upper surface of the original ground plastering leveling layer 2 subjected to flatness detection.

As shown in figures 2-3, the upper end of the sewage discharge pipe 1 is sleeved with the lower part of the binding sleeve 4 for increasing the height of the sewage discharge pipe 1 and facilitating the installation of the sewage discharge extension pipe 5 on the sewage discharge pipe 1.

Wherein, the lower part of the binding sleeve 4 can be connected with the sewage discharge pipe 1 by screw thread; the lower part of the binding sleeve 4 can also be tightly sleeved on the upper part of the sewage discharge pipe 1.

In some of these embodiments, the bundle casing 4 may be a metal bundle casing, such as a stainless steel bundle casing, a copper bundle casing; non-metallic collar sleeves, such as plastic collar sleeves, are also possible.

Preferably, the material of the binding sleeve 4 is the same as that of the sewage pipe 1, and if the sewage pipe 1 is made of metal, the binding sleeve 4 is also made of metal, so that the situation that the connection tightness is reduced due to the fact that the binding sleeve 4 is made of different materials from the sewage pipe 1 is avoided.

As shown in figure 3, the lower end of the extended blowdown pipe 5 is sleeved on the upper end of the binding sleeve 4 and is connected with the binding sleeve 4 in a sealing way, so as to increase the height of the blowdown pipe 1 and facilitate the installation of the pedestal pan 9.

Wherein, the lower part of the blowdown lengthening pipe 5 can be in threaded connection with the upper part of the bunching sleeve 4; the lower part of the blow-off pipe 1 can also be directly sleeved in the upper part of the binding sleeve 4, and the outer side wall of the lower part of the blow-off pipe 1 is tightly connected with the inner side wall of the upper part of the binding sleeve 4.

Preferably, the lower part of the drain extension pipe 5 is in threaded connection with the upper part of the collar sleeve 4.

Preferably, the material of the drain extension pipe 5 is the same as that of the collar sleeve 4, so as to enhance the sealing performance.

As shown in fig. 2, the floor tile layer 7 is disposed on the upper surface of the pocket leveling layer 3, and the upper end surface of the floor tile layer 7 is disposed below the upper end surface of the cut waste extension pipe 5.

Specifically, after the floor tile layer 7 is laid, the upper end surface of the floor tile layer 7 is lower than the upper end surface of the blowdown extension pipe 5, so that the blowdown extension pipe 5 is conveniently cut to enable the blowdown extension pipe 5 to be in sealing connection with a blowdown port of the toilet bowl 9 and the flange ring 8; if the height of the blowdown extension pipe 5 is too high, the blowdown extension pipe 5 can be cut at the moment so as to be convenient for installing the pedestal pan 9 and the flange ring 8.

Preferably, in order to facilitate the installation of the pedestal pan 9 and the flange ring 8, the upper end surface of the cut blowdown extension pipe 5 is 20-60 mm higher than the upper end surface of the floor tile layer 7.

Preferably, the upper end surface of the cut extended blowdown pipe 5 is 30-50 mm higher than the upper end surface of the floor tile layer 7.

More preferably, the upper end surface of the cut extended blowdown pipe 5 is 30-40 mm higher than the upper end surface of the floor tile layer 7.

In some embodiments, after the floor tile layer 7 is laid, if the distance between the pipe orifice of the drain extension pipe 5 and the upper end surface of the floor tile layer 7 is between 20 and 60mm, the drain extension pipe 5 is not cut.

In some of these embodiments, the toilet sewage drain leakage preventing structure further includes a flange ring 8, as shown in fig. 4.

The flange ring 8 is sleeved on the sewage discharge extension pipe 5 which is cut, and seals the sewage discharge extension pipe 5, so that the sewage in the sewage discharge extension pipe 5 is prevented from leaking to the outside.

The flange ring 8 may be a metal flange ring or a non-metal flange ring.

The 9 seats of the pedestal pan are arranged on the pipe orifice of the cut blowdown elongated pipe 5, and the sewage discharge port of the pedestal pan penetrates through the flange ring 8 to be connected with the pipe orifice of the cut blowdown elongated pipe 5 in a sealing manner, so that the wastewater is prevented from leaking to the outside of the blowdown elongated pipe 5.

Wherein, the sewage outlet of the toilet bowl 9 can be abutted with the pipe wall of the cut sewage discharge lengthening pipe 5; the sewage outlet of the toilet bowl 9 can also be sleeved in the cut sewage extension pipe 5.

In some embodiments, the flange ring 8 is hermetically connected with the blowdown extension pipe 5 and the bottom of the toilet bowl 9, so that the waste water discharged from the toilet bowl 9 is prevented from leaking to the outside and affecting the use experience of customers.

Wherein, the flange ring 8 can seal the bottom of the blowdown lengthening pipe 5 and the pedestal pan 9 by using cement.

In some embodiments, the anti-leakage structure of the toilet sewage draining pipe further comprises a floor tile adhesive layer 6, wherein the floor tile adhesive layer 6 covers the upper surface of the pocket square leveling layer 3, and the upper part of the floor tile adhesive layer 6 is used for laying a floor tile layer 7.

Wherein, the upper end surface of the floor tile sticking layer 6 is positioned below the pipe orifice of the blowdown lengthening pipe 5.

In some of these embodiments, the upper end surface of the collar 4 is arranged lower than the upper end surface of the floor tile layer 7, so as to avoid that the drain extension pipe 5 at the upper part of the floor tile layer 7 is too short and the flange ring 8 cannot seal the drain extension pipe 5 well.

In some of these embodiments, an inner ring boss 22 is provided inside the collar sleeve 4 along its circumference.

In some embodiments, as shown in fig. 5 to 8, the anti-leakage structure of the toilet sewage pipe further comprises a plurality of supporting springs 10, a sealing ring platform 12, a plurality of limiting blocks 13 and a plurality of adjusting rods 15.

As shown in fig. 6 to 8, the bottom of the plurality of support springs 10 are spaced and fixedly arranged in the convex groove 11 formed in the inner ring boss 22 along the circumferential direction thereof, and are used for supporting the sealing ring table 12 and providing upward elastic force for the sealing ring table 12; the longitudinal section of the sealing ring platform 12 is convex, the sealing ring platform is arranged in the convex groove 11, the lower end surface of the sealing ring platform is fixedly connected with the tops of the plurality of supporting springs 10, and the tops of the sealing ring platform and the sealing ring platform are arranged up and down correspondingly to a sealing ring groove 20 arranged on the lower end surface of the blowdown lengthening pipe 5 and used for sealing the joint of the bunching sleeve 4 and the blowdown lengthening pipe 5; the far ends of the limit blocks 13 are correspondingly arranged in the limit grooves 14 formed in the side walls of the convex grooves 11, and the near ends of the limit blocks are correspondingly arranged in the gear grooves 21 formed in the sealing ring table 12 along the circumferential direction of the sealing ring table, so as to limit the sealing ring table 12 to move upwards under the elastic force of the support spring 10; the adjusting rods 15 are disposed in mounting holes 16 formed in the upper side walls of the corresponding limiting grooves 14, the bottom ends of the adjusting rods are inclined planes, the adjusting holes 17 formed in the distal ends of the limiting blocks 13 corresponding to the adjusting rods are eccentrically arranged, and the top ends of the adjusting rods extend to the upper side of the binding sleeve 4 and are used for enabling the limiting blocks 13 to be far away from the gear grooves 21 so as to release the sealing ring table 12.

Wherein, a plurality of supporting springs 10 are arranged in the convex groove 11 at certain intervals, and at least two supporting springs 10 are arranged in central symmetry about the inner ring boss 22 to support the sealing ring platform 12, so that the sealing ring platform 12 can move upwards as a whole.

Preferably, four support springs 10 are disposed in the convex groove 11, and are disposed at front, rear, left, and right sides of the convex groove 11, respectively.

Wherein, the sealing ring platform 12 is used for entering the sealing ring groove 20 under the action of the elastic force of the supporting spring 10 to seal the connection part of the blowdown extension pipe 5 and the bunching sleeve 4.

In some of these embodiments, the outer diameter of the lower end of the sealing ring land 12 is larger than the outer diameter of the mouth of the convex groove 11 to prevent the sealing ring land 12 from sliding out of the convex groove 11.

At least two of the shift grooves 21 are symmetrical with respect to the center of the seal land 12.

In some embodiments, the proximal end of the stop block 13 may be configured as a cylinder and the distal end may be configured as a square.

Specifically, under the condition that the blowdown elongated tube 5 is installed in the bundle section sleeve 4, a constructor presses the adjusting rod 15 downwards to enable the bottom end of the adjusting rod 15 to enter the adjusting hole 17, and because the adjusting rod 15 and the adjusting hole 17 are eccentrically arranged and the bottom of the adjusting rod 15 is provided with an inclined plane, in the process that the bottom end of the adjusting rod 15 enters the adjusting hole 17, the near end of the limiting block 13 is far away from the gear groove 21 to release the sealing ring table 12, and then the sealing ring table 12 moves upwards under the support of the plurality of supporting springs 10 and enters the sealing ring groove 20 at the bottom of the blowdown elongated tube 5 until the top of the sealing ring table 12 abuts against the bottom of the sealing ring groove 20 to seal the joint of the blowdown elongated tube 5 and the bundle section sleeve 4; in addition, in the case that the top of the sealing ring land 12 is aged, since the bottom thereof is still subjected to the elastic force of the support spring 10, the top of the sealing ring land 12 is still in contact with the groove bottom of the sealing ring groove 20, so that the sealing performance is maintained.

In some embodiments, as shown in fig. 6 to 7, the anti-leakage structure of the toilet drainage pipe further includes a first water-swelling sealing rod 18, wherein the first water-swelling sealing rod 18 is U-shaped, covers the top of the sealing ring platform 12, and is disposed in cooperation with the sealing ring groove 20.

Under the circumstances that the top of sealed circular platform 12 got into sealed annular 20, in first meeting water inflation sealing rod 18 also got into sealed annular 20, under the circumstances that the binding collar sleeve pipe 4 leaked with blowdown extension pipe 5 junction, first meeting water inflation sealing rod 18 took place the inflation after meeting water to strengthen the antiseep ability of bathroom blow off pipe antiseep structure.

In some embodiments, the anti-leakage structure of the toilet sewage pipe further comprises a second water-swelling water stop strip 19, wherein the second water-swelling water stop strip 19 covers the inner side wall of the groove of the convex groove 11 and abuts against the sealing ring platform 12. The sealing ring platform is used for sealing the joint of the sealing ring platform 12 and the groove opening of the convex groove 11, and the leakage of the waste water in the sewage discharge pipe 1 from the joint of the sealing ring platform 12 and the inner side wall of the groove opening of the convex groove 11 to the outside is avoided.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. The utility model provides a bathroom blow off pipe antiseep structure, includes blow off pipe (1) that the mouth of pipe is located original ground and plasters flat bed (2), its characterized in that still includes:

the pocket square leveling layer (3) is covered on the upper surface of the original ground plastering leveling layer (2), and the upper end surface of the pocket square leveling layer (3) is not lower than that of the sewage discharge pipe (1);

the lower part of the binding sleeve (4) is sleeved at the upper end of the sewage discharge pipe (1) and is in sealed connection with the sewage discharge pipe (1);

the lower end of the blowdown lengthening pipe (5) is sleeved at the upper end of the bunching sleeve (4) and is in sealed connection with the bunching sleeve (4);

the floor brick layer (7) is covered on the upper surface of the pocket square leveling layer (3), and the upper end surface of the floor brick layer (7) is lower than the upper end surface of the cut blowdown elongated pipe (5);

the flange ring (8), the said flange ring (8) is fixed on said blowdown lengthening pipe (5) cut;

the pedestal pan (9), the pedestal pan (9) bottom is passed flange circle (8) seat is located through the cutting on the mouth of pipe of blowdown extension pipe (5), its drain with through the cutting blowdown extension pipe (5) mouth of pipe sealing connection.

2. The anti-leakage structure for the toilet sewage draining pipe according to claim 1, wherein the upper end surface of the cut sewage draining extension pipe (5) is 20-60 mm higher than the upper end surface of the floor tile layer (7).

3. The toilet drain leakage prevention structure of claim 1, further comprising:

the floor tile adhesive layer (6) is covered on the upper surface of the pocket square leveling layer (3).

4. The anti-leakage structure for the toilet sewage draining pipe according to claim 1, wherein the flange ring (8) is hermetically connected with the sewage draining extension pipe (5) and the bottom of the pedestal pan (9).

5. Toilet drain leakage prevention structure, according to claim 1, characterized in that the upper end face of the collar sleeve (4) is arranged lower than the upper end face of the floor brick layer (7).

6. The toilet sewage drain pipe leakage-proof structure as claimed in claim 1, wherein the inner part of the bunching sleeve (4) is provided with an inner ring boss (22) along the circumferential direction.

7. The toilet drain leakage prevention structure according to claim 6, further comprising:

the supporting springs (10) are arranged in the convex grooves (11) formed in the inner ring boss (22) along the circumferential direction at intervals and fixedly;

the longitudinal section of the sealing ring platform (12) is in a convex shape, the sealing ring platform is arranged in the convex groove (11), the lower end face of the sealing ring platform is fixedly connected with the tops of the supporting springs (10), and the tops of the sealing ring platform and the sealing ring groove (20) formed in the lower end face of the blowdown lengthening pipe (5) are arranged in a vertically corresponding mode;

the far ends of the limiting blocks (13) are correspondingly arranged in a plurality of limiting grooves (14) formed in the side wall of the convex groove (11), and the near ends of the limiting blocks (13) are correspondingly arranged in fixing grooves (21) formed in the sealing ring platform (12) along the circumferential direction of the sealing ring platform;

the adjusting rods (15) are arranged in installing holes (16) formed in the side walls of the corresponding limiting grooves (14), the bottom ends of the adjusting rods (15) are inclined planes, the adjusting holes (17) formed in the far ends of the limiting blocks (13) corresponding to the adjusting rods are eccentrically arranged, and the top ends of the adjusting rods extend to the upper portion of the bunching sleeve (4).

8. The toilet drain leakage prevention structure according to claim 7, further comprising:

first water-swelling sealing rod (18), first water-swelling sealing rod (18) longitudinal section is the U type, and it covers and establishes the top of sealing ring platform (12), and with sealing ring groove (20) cooperate.

9. The toilet drain leakage prevention structure according to claim 7, further comprising:

the second water-swelling sealing rod (19), the second water-swelling sealing rod (19) cover locate the inside wall of convex groove (11) notch department, and with sealing ring platform (12) looks butt.

10. The toilet sewage drain leakage preventing structure as claimed in claim 7, wherein the outer diameter of the lower end of the sealing ring platform (12) is larger than the outer diameter of the notch of the convex groove (11).

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