CN215105756U - Bathroom drain pipe antiseep structure - Google Patents

Abstract

The utility model discloses a toilet drain pipe anti-seepage structure, which comprises a pocket square leveling layer, a binding sleeve, a drainage extension pipe, a floor tile layer and a floor drain; wherein, the pocket square leveling layer is covered on the original ground plastering leveling layer, and the upper end surface of the pocket square leveling layer is not lower than the upper end surface of the drain pipe; the lower part of the binding sleeve is sleeved on the upper end of the drain pipe, and the lower end of the drain extension pipe is sleeved on the upper part of the binding sleeve; the floor tile layer is covered on the pocket square leveling layer, and the upper end surface of the floor tile layer is not lower than the upper end surface of the cut drainage extension pipe; the floor drain is embedded at the ground leak opening of the ground brick layer. The utility model discloses a bathroom drain pipe antiseep structure through using the height that the binding sleeve pipe increased the drain pipe with the drainage extension pipe, has effectively avoided the problem of easily taking place the seepage between drain pipe and the floor drain, has saved customer's cost of maintenance, 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 drain pipe antiseep structure

Technical Field

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

Background

When a house is decorated, the lower interface of the drainage floor drain 1 'is generally required to be connected with a drainage pipe in a toilet, and the upper end surface of the drainage floor drain is kept flush with the finished surface of a brick in the toilet, so that accumulated water in the toilet can be conveniently discharged into the drainage pipe through the drainage floor drain 1'.

As shown in fig. 1, since the pipe orifice 2 'of the existing drainage pipe is slightly higher than the original ground plastering flat layer in the toilet, after paving floor tiles, the pipe orifice 2' of the toilet drainage pipe is easily lower than the finished floor tile surface due to construction errors, floor tile drainage slope construction requirements and other reasons, after installing the drainage floor drain 1 ', a gap is generated between the bottom of the drainage floor drain 1' and the pipe orifice 2 'of the drainage pipe, and then a constructor uses waterproof cement mortar 3' to perform surrounding plastering treatment on the gap.

The existing gap that exists between 1 ' bottom of drainage floor drain and the drain pipe mouth of pipe 2 ' through waterproof cement mortar 3 ' is sealed, though can prevent sewage excessive, the seepage in the short time, but under long-term 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 need often inspect and maintain waterproof cement mortar 3 ' sealed gap department, this has increased customer's psychological burden and maintenance cost 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 drainage pipe is provided.

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

the utility model provides a bathroom drain pipe antiseep structure, lie in the drain pipe of original ground flat bed top of plastering including the mouth of pipe, still include:

the pocket square leveling layer is covered on the original ground plastering leveling layer, and the upper end surface of the pocket square leveling layer is not lower than that of the drain pipe;

the lower part of the restriction sleeve is sleeved at the upper end of the drain pipe and is in sealed connection with the drain pipe;

the lower end of the drainage extension pipe is sleeved at the upper part of the bunching sleeve and is in sealing connection with the bunching sleeve;

the floor tile layer is covered on the pocket square leveling layer, and the upper end surface of the floor tile layer is not lower than the upper end surface of the cut drainage extension pipe; and

the floor drain is embedded in a floor drain hole of the floor brick layer, a lower joint at the bottom of the floor drain is arranged in the drainage extension pipe, and the upper end surface of the floor drain is flush with the upper end surface of the floor brick layer.

Further, in the anti-leakage structure of the toilet drain pipe, the anti-leakage structure of the toilet drain pipe further comprises:

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

Furthermore, in the anti-leakage structure of the toilet drain pipe, the bottom seat of the floor drain is arranged at the top of the drain extension pipe.

Further, in the anti-leakage structure of the toilet drain pipe, a lower interface of the floor drain is in sealing connection with the cut pipe orifice of the drain extension pipe.

Further, in the anti-leakage structure of the toilet drain pipe, the anti-leakage structure of the toilet drain pipe further comprises:

and the sealing ring is sleeved at the lower end of the restriction sleeve, is positioned at the outer side of the drainage pipe and is used for sealing the joint of the restriction sleeve and the drainage pipe.

Furthermore, in the anti-leakage structure of the toilet drain pipe, an annular boss is arranged inside the restriction sleeve along the circumferential direction of the restriction sleeve.

Further, in the anti-leakage structure of the toilet drain pipe, the anti-leakage structure of the toilet drain pipe further comprises:

the longitudinal section of the sealing ring is in a convex shape, the sealing ring is arranged in a convex groove formed in the annular boss along the circumferential direction of the sealing ring, the side wall of the lower part of the sealing ring is provided with a plurality of limiting grooves along the circumferential direction, and the top of the sealing ring is arranged corresponding to a sealing groove formed in the bottom of the drainage extension pipe;

the near ends of the limiting devices are arranged to be inclined planes, the near ends of the limiting devices are arranged correspondingly and close to the upper bottom wall of the limiting groove, and the far ends of the limiting devices are arranged correspondingly in the mounting grooves formed in the side wall of the convex groove;

the adjusting rods are correspondingly positioned in the mounting holes formed in the upper side walls of the mounting grooves, the bottoms of the adjusting rods are positioned in the adjusting grooves formed in the limiting device, and the tops of the adjusting rods extend to the upper side of the beam section sleeve.

Further, in the bathroom drain pipe leak protection structure, stop device includes:

the near end of the limiting block is provided with an inclined surface, the near end of the limiting block corresponds to and is arranged close to the upper bottom wall of the limiting groove, and the far end of the limiting block is provided with an adjusting groove and is positioned in the mounting groove;

and the limiting spring is arranged in the mounting groove, the near end of the limiting spring is fixedly connected with the far end of the limiting block, and the far end of the limiting spring is fixedly connected with the groove bottom of the mounting groove.

Further, in the anti-leakage structure of the toilet drain pipe, the anti-leakage structure of the toilet drain pipe 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, and with the seal groove cooperatees.

Further, in the anti-leakage structure of the toilet drain pipe, the anti-leakage structure of the toilet drain pipe further comprises:

the water inflation sealing rod is met to the second, the water inflation sealing rod of second covers and locates the inside wall of convex groove notch department, and with sealing ring looks butt.

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 drain pipe antiseep structure, through establish the binding sleeve pipe on the drain pipe, install the drainage extension pipe on the binding sleeve pipe in order to increase the height of drain pipe, then after laying the floor tile layer, according to the height of floor drain, cut the drainage extension pipe to the floor tile layer that exceeds, make the up end of the drainage extension pipe after the cutting not higher than floor tile layer up end, in order to guarantee that the up end of floor drain is parallel and level with the up end on floor tile layer, solved the problem that waterproof cement mortar between current floor drain and the drain pipe mouth is easy to split, the leakproofness is not strong;

(2) the sealing ring is arranged in the convex groove, the plurality of limiting devices are arranged in the adjusting groove formed in the side wall of the convex groove, the adjusting rod is arranged above the limiting devices, the adjusting rod enables the near end of the limiting device to enter the limiting groove formed in the side wall of the sealing ring by releasing the limiting devices, so that the sealing ring is jacked upwards to seal the sealing groove at the bottom of the drainage extension pipe, and the waterproof and anti-seepage capabilities of the joint of the bundle section sleeve pipe and the drainage extension pipe are further enhanced;

(3) the utility model discloses a bathroom drain 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 drain pipe through using beam section sleeve pipe and drainage extension pipe, has effectively avoided the problem of easy emergence seepage between drain pipe and the floor drain, has saved customer's cost of maintenance.

Drawings

FIG. 1 is a side view of a conventional leakage preventing structure for a toilet drain pipe;

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

FIG. 3 is a side view of a binding sleeve in the anti-leakage structure of the toilet drainage pipe of the present invention;

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

FIG. 5 is a schematic structural view of a binding sleeve and a drainage extension pipe in the anti-leakage structure of the toilet drainage 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 view of the structure of the part A of the anti-leakage structure of the toilet drain pipe of the present invention;

FIG. 8 is a bottom view of the drain extension pipe in the anti-seepage structure of the toilet drain pipe of the present invention;

wherein the reference symbols are:

1', a drainage floor drain; 2', a drain pipe orifice; 3', waterproof cement mortar;

1. leveling original ground plastering; 2. a drain pipe; 3. covering a square leveling layer; 4. a bundle joint sleeve; 5. a drainage lengthening pipe; 6. the floor tile is adhered with the adhesive layer; 7. a floor brick layer; 8. a floor drain; 9. a seal ring; 10. a convex groove; 11. a limiting groove; 12. a sealing groove; 13. a limiting device; 14. mounting grooves; 15. adjusting a rod; 16. installing holes; 17. an adjustment groove; 18. a limiting block; 19. a limiting spring; 20. a first water-swellable seal; 21. a second water-swelling water stop strip; 22. an annular boss; 23. and (5) sealing rings.

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 drain pipe antiseep structure, as shown in figure 2, be located the drain pipe 2 of original ground flat bed 1 top of plastering including the mouth of pipe.

The drain pipe 2 is used for discharging the waste water in the toilet to the outside of the toilet, and large-area water accumulation in the toilet is avoided.

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

Pocket side screed-coat 3 covers and establishes the upper surface that sets up in the original ground that passes through the roughness detection and plaster screed-coat 1, and its up end is not higher than the up end arrangement of drain pipe 2 to guarantee the planarization of ground in the bathroom, so that lay ground brick layer 7, ceramic tile and glue a layer 6, and also be convenient for install sanitary bath equipment.

Specifically, constructor at first carries out the roughness to original ground flat bed 1 that plasters, then carries out pocket side to the flat bed 1 that plasters of original ground and levels according to the roughness testing result in order to form pocket side screed-coat 3.

As shown in figure 3, the lower part of the restriction sleeve 4 is sleeved on the upper end of the drain pipe 2 and is connected with the drain pipe 2 in a sealing way, so that the height of the drain pipe 2 is increased, and a gap is prevented from being generated between a floor drain 8 arranged in a toilet and the drain pipe 2.

In some of these embodiments, the inner diameter of the lower portion of the collar 4 is greater than or equal to the outer diameter of the drain pipe 2, thereby facilitating the installation of the collar 4 on the drain pipe 2.

Preferably, the inner diameter of the lower portion of the collar 4 is equal to the outer diameter of the drain pipe 2.

In some embodiments, the lower portion of the restriction sleeve 4 may be screwed to the drainage pipe 2, or may be tightly fitted over the drainage pipe 2.

Preferably, the lower portion of the collar sleeve 4 is threaded with the drain pipe 2.

In some embodiments, the material of the restriction sleeve 4 is the same as that of the drain pipe 2, so as to enhance the sealing property between the drain pipe 2 and the restriction sleeve 4 and prevent the leakage caused by the non-sealing connection between the restriction sleeve 4 and the drain pipe 2 due to the different materials.

For example, the collar sleeve 4 may be made of metal, such as stainless steel, or non-metal, such as plastic.

In some embodiments, the restriction sleeve 4 may be sleeved outside the drainage pipe 2, or may be sleeved inside the drainage pipe 2, for example, the restriction sleeve 4 is screwed outside the drainage pipe 2.

The lower end of the drainage extension pipe 5 is sleeved on the upper part of the binding sleeve 4 and is in sealing connection with the binding sleeve 4, and the drainage extension pipe is used for increasing the height of the drainage pipe 2 and is in sealing connection with the floor drain 8.

Wherein, the material of the drainage extension pipe 5 is the same as that of the binding sleeve 4, so as to enhance the sealing property of the connection between the drainage extension pipe 5 and the binding sleeve 4.

In some embodiments, the drain extension tube 5 may be sleeved inside the upper portion of the restriction sleeve 4 or may be sleeved outside the upper portion of the restriction sleeve 4.

Preferably, the drain extension pipe 5 is sleeved inside the upper portion of the collar sleeve 4 to prevent the waste water in the drain extension pipe 5 from leaking to the outside.

In some embodiments, the drain extension pipe 5 may be screwed on the upper portion of the restriction sleeve 4, or tightly sleeved on the upper portion of the restriction sleeve 4.

The floor tile layer 7 is covered on the pocket square leveling layer 3, and the upper end surface of the floor tile layer 7 is not lower than the upper end surface of the cut drainage extension pipe 5.

Specifically, after the floor tile layer 7 is laid on the pocket square leveling layer 3, the drainage extension pipe 5 is arranged higher than the upper end face of the floor tile layer 7, at the moment, a constructor can cut the drainage extension pipe 5 according to the height and the size of the floor drain 8, so that the cut drainage extension pipe 5 is not higher than the upper end face of the floor tile layer 7, if the upper end face of the cut drainage extension pipe 5 can be arranged lower than the upper end face of the floor tile layer 7, and after the floor drain 8 is installed, the upper end face of the floor drain 8 is parallel and level to the ground.

In some of these embodiments, the upper end surface of the cut drain extension pipe 5 may be flush with the upper end surface of the floor tile layer 7; the upper end surface of the cut drain extension pipe 5 may be disposed lower than the upper end surface of the floor tile layer 7.

The floor drain 8 is embedded in a ground leakage opening of the floor brick layer 7, a lower interface at the bottom of the floor drain is arranged in the drainage extension pipe 5, and the upper end surface of the floor drain is flush with the upper end surface of the floor brick layer 7, so that the waste water is prevented from leaking to the outside from a gap between the lower interface of the floor drain 8 and the drainage extension pipe 5 after being cut, and the waste water in the toilet is discharged into the drainage extension pipe 5 and then out of the toilet.

In some of these embodiments, the bottom of the floor drain 8 sits on top of the drain extension tube 5 to facilitate sealing the floor drain 8 from the drain extension tube 5.

In some embodiments, as shown in fig. 4, the floor drain 8 may be embedded in the drainage extension pipe 5, and when the floor drain 8 is embedded in the drainage extension pipe 5, the upper end surface of the floor drain 8 is flush with the upper end surface of the drainage extension pipe 5, so that when the drainage extension pipe 5 is cut, the cut upper end surface of the drainage extension pipe 5 is flush with the upper end surface of the floor tile layer 7, so that the upper end surface of the floor drain 8 is flush with the upper end surface of the floor tile layer 7.

In some embodiments, when the diameter of the upper cross section of the floor drain 8 is larger than the inner diameter of the drainage extension pipe 5, the height of the floor drain 8 protruding out of the drainage extension pipe 5 is measured, and then the drainage extension pipe 5 is cut according to the height, so that the height from the upper end surface of the cut drainage extension pipe 5 to the upper end surface of the floor tile layer 7 is equal to the height of the floor drain 8 protruding out of the drainage extension pipe 5, and the upper end surface of the floor drain 8 is flush with the upper end surface of the floor tile layer 7.

In some of these embodiments, the lower interface of the floor drain 8 is sealingly connected with the mouth of the cut drain extension pipe 5 to enhance the seal between the floor drain 8 and the drain extension pipe 5.

Wherein, the lower interface of the floor drain 8 can be connected with the pipe orifice thread of the drainage lengthening pipe 5 and can also be connected with the drainage lengthening pipe 5 in a sticking way.

As shown in fig. 2, the tile adhesive layer 6 is covered on the upper surface of the pocket-square leveling layer 3, and the upper surface thereof is used for laying the tile layer 7, so as to fix the tile layer 7 on the pocket-square leveling layer 3, thereby preventing the tile layer 7 from being covered on the pocket-square leveling layer 3.

In some embodiments, the upper end surface of the collar sleeve 4 is lower than the upper end surface of the drainage extension pipe 5, so as to avoid that the floor drain 8 cannot be matched and hermetically connected with the collar sleeve 4 under the condition that the upper end surface of the collar sleeve 4 is higher than the upper end surface of the drainage extension pipe 5, and thus the wastewater in the toilet leaks from the joint of the drainage extension pipe 5 and the collar sleeve 4.

In some embodiments, the anti-leakage structure for the toilet drain pipe further comprises a sealing ring 23, wherein the sealing ring 23 is sleeved at the lower end of the restriction sleeve 4 and is located at the outer side of the drain pipe 2, and is used for sealing the joint of the restriction sleeve 4 and the drain pipe 2 and preventing the waste water of the drain pipe 2 from leaking from the joint of the restriction sleeve 4 and the drain pipe 2.

Wherein, the sealing ring 23 may be a rubber ring.

In some embodiments, as shown in fig. 3, an annular boss 22 is provided inside the collar sleeve 4 along the circumferential direction thereof to avoid that the length of the drain extension pipe 5 extending into the collar sleeve 4 is too large, the length of the drain pipe 2 extending into the collar sleeve 4 is too small, or the length of the drain extension pipe 5 extending into the collar sleeve 4 is too small, and the length of the drain pipe 2 extending into the collar sleeve 4 is too large, so as to avoid the leakage of the waste water from the joint of the collar sleeve 4 and the drain extension pipe 5 and the drain pipe 2.

As shown in FIGS. 5 to 8, the anti-leakage structure of the toilet drain pipe further comprises a sealing ring 9, a plurality of limiting devices 13 and a plurality of adjusting rods 15.

The longitudinal section of the sealing ring 9 is in a convex shape, the sealing ring is arranged in a convex groove 10 formed in the annular boss 22 along the circumferential direction of the sealing ring, the side wall of the lower part of the sealing ring is provided with a plurality of limiting grooves 11 along the circumferential direction, the top of the sealing ring is arranged corresponding to a sealing groove 12 formed in the bottom of the elongated drain pipe 5 and is used for plugging the sealing groove 12 and enhancing the sealing property of the connection between the bundled tube 4 and the elongated drain pipe 5; the proximal ends of the limiting devices 13 are inclined planes, the proximal ends are arranged correspondingly and close to the upper bottom wall of the limiting groove 11, and the distal ends are arranged correspondingly in the mounting grooves 14 formed in the side wall of the convex groove 10, so that the sealing ring 9 moves upwards to enter the sealing groove 12 to seal the sealing groove 12; the adjusting rods 15 are positioned in mounting holes 16 formed in the upper side walls of the corresponding mounting grooves 14, the bottoms of the adjusting rods are positioned in adjusting grooves 17 formed in the limiting device 13, and the tops of the adjusting rods extend to the upper side of the binding sleeve 4 and are used for controlling the limiting device 13 to move so that the limiting device 13 drives the sealing ring 9 to move upwards.

Wherein, the convex groove 10 is arranged on the upper surface of the annular boss 22, and is arranged corresponding to the sealing groove 12 arranged at the bottom of the extended drain pipe 5, and the longitudinal section of the convex groove is in a convex shape.

At least two limiting grooves 11 are symmetrically arranged relative to the center of the sealing ring 9, so that the sealing ring 9 integrally moves upwards through the limiting device 13, and the side deviation of the sealing ring 9 is avoided.

Specifically, under the condition that the constructor sleeves the drainage extension pipe 5 on the collar sleeve 4, the constructor pulls the adjusting rod 15 to make the adjusting rod 15 far away from the adjusting groove 17 to release the limiting device 13, and since the proximal end of the limiting device 13 is arranged correspondingly and close to the upper bottom wall of the limiting groove 11, when the proximal end of the limiting device 13 moves into the limiting groove 11, the limiting device 13 jacks up the sealing ring 9 to enter the sealing groove 12.

In some of these embodiments, the constructor may sequentially pull out the adjusting levers 15 to sequentially release the position limiting means 13, and may simultaneously pull out the adjusting levers 15 to simultaneously release the position limiting means 13.

Preferably, the operator simultaneously pulls out the adjusting levers 15 to simultaneously release the position limiting means 13.

In some of these embodiments, the spacing device 13 includes a spacing block 18 and a spacing spring 19, as shown in fig. 7.

The proximal end of the limiting block 18 is provided with an inclined surface, the proximal end of the limiting block corresponds to and is arranged close to the upper bottom wall of the limiting groove 11, the distal end of the limiting block is provided with an adjusting groove 17 and is positioned in the corresponding mounting groove 14, and the limiting block is used for entering the limiting groove 11 under the elastic force of the limiting spring 19 so as to enable the sealing ring 9 to move upwards; the limiting spring 19 is disposed in the mounting groove 14, and a proximal end thereof is fixedly connected to a distal end of the limiting block 18, and a distal end thereof is fixedly connected to a groove bottom of the mounting groove 14, for pushing the limiting block 18 into the limiting groove 11.

Specifically, when the adjustment lever 15 is away from the adjustment groove 17, the stopper 18 is moved into the stopper groove 11 by the elastic force of the stopper spring 19, and the stopper 18 presses the upper side wall of the stopper groove 11 to move the seal ring 9 upward.

In some embodiments, as shown in FIGS. 5-7, the anti-leakage structure for toilet drain pipe further comprises a first water-swelling water stop strip 20 and a second water-swelling water stop strip 21.

The longitudinal section of the first water-swelling water stop strip 20 is U-shaped, the first water-swelling water stop strip is covered on the top of the sealing ring 9 and matched with the sealing groove 12, and the first water-swelling water stop strip is used for sealing the joint of the sealing ring 9 and the sealing groove 12 and preventing wastewater in the drainage extension pipe 5 from leaking to the outside.

Specifically, under the condition that the joint of the sealing ring 9 and the sealing groove 12 leaks due to aging, the first water-swelling seal rod 20 will expand when encountering wastewater, so as to seal the joint of the sealing ring 9 and the sealing groove 12 and prevent the wastewater from leaking to the outside of the drain extension pipe 5 from the joint of the sealing ring 9 and the sealing groove 12.

The second meets water inflation sealing rod 21 and covers the inside wall of locating convex groove 10 notch department, and with sealing ring 9 looks butt for seal 9 and convex groove 10 notch junction, avoid waste water from sealing ring 9 and convex groove 10 notch junction seepage to the drainage extension pipe 5 outsidely.

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 drain pipe antiseep structure, includes that the mouth of pipe is located drain pipe (2) of original ground flat bed of plastering (1) top, its characterized in that still includes:

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

the lower part of the joint sleeve (4) is sleeved at the upper end of the drain pipe (2) and is in sealing connection with the drain pipe (2);

the lower end of the drainage extension pipe (5) is sleeved on the upper part of the bunching sleeve (4) and is in sealed connection with the bunching sleeve (4);

the floor brick layer (7) is covered on the pocket square leveling layer (3), and the upper end face of the floor brick layer (7) is not lower than the upper end face of the cut drainage extension pipe (5); and

the floor drain (8), the floor drain (8) inlay locate the floor drain entrance to a cave of floor brick layer (7), its bottom lower clutch locate in drainage extension pipe (5), and its up end with the up end parallel and level of floor brick layer (7).

2. 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) and is positioned below the floor tile layer (7).

3. The toilet drain pipe leakage-proof structure as claimed in claim 1, wherein the bottom of the floor drain (8) is seated on the top of the drain extension pipe (5).

4. Toilet drain leakage prevention structure according to claim 3, characterized in that the lower interface of the drain (8) is connected with the cut drain extension pipe (5) pipe mouth in a sealing way.

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

and the sealing ring (23) is sleeved at the lower end of the joint sleeve (4) and positioned at the outer side of the drainage pipe (2) and used for sealing the joint of the joint sleeve (4) and the drainage pipe (2).

6. Toilet drain leakage prevention structure according to claim 1, characterized in that the inner part of the collar sleeve (4) is provided with an annular boss (22) along its circumference.

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

the longitudinal section of the sealing ring (9) is in a convex shape, the sealing ring is arranged in a convex groove (10) formed in the annular boss (22) along the circumferential direction of the sealing ring, the side wall of the lower part of the sealing ring is provided with a plurality of limiting grooves (11) along the circumferential direction, and the top of the sealing ring is arranged corresponding to a sealing groove (12) formed in the bottom of the drainage extension pipe (5);

the near ends of the limiting devices (13) are arranged to be inclined planes, the near ends of the limiting devices (13) are arranged correspondingly and close to the upper bottom wall of the limiting groove (11), and the far ends of the limiting devices are arranged correspondingly in a plurality of mounting grooves (14) formed in the side wall of the convex groove (10);

the adjusting rods (15) are correspondingly positioned in mounting holes (16) formed in the side walls of the mounting grooves (14), the bottoms of the adjusting rods (15) are positioned in adjusting grooves (17) formed in the limiting device (13), and the tops of the adjusting rods (15) extend to the upper side of the bunching sleeve (4).

8. Toilet drain leakage prevention structure, according to claim 7, characterized in that said stop means (13) comprises:

the near end of the limiting block (18) is arranged to be an inclined plane, the near end of the limiting block (18) corresponds to and is arranged close to the upper bottom wall of the limiting groove (11), and the far end of the limiting block is provided with an adjusting groove (17) and is positioned in the mounting groove (14);

the limiting spring (19) is arranged in the mounting groove (14), the near end of the limiting spring is fixedly connected with the far end of the limiting block (18), and the far end of the limiting spring is fixedly connected with the groove bottom of the mounting groove (14).

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

first water-swelling sealing rod (20), first water-swelling sealing rod (20) longitudinal section is the U type, and it covers and is located the top of sealing ring (9), and with seal groove (12) cooperate.

10. The toilet drain leakage prevention structure of claim 7, further comprising:

the second meets water inflation sealing rod (21), second meet water inflation sealing rod (21) cover locate the inside wall of convex groove (10) notch department, and with sealing ring (9) looks butt.

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