CN215891417U

CN215891417U - Anti-leakage drainage pipe fitting

Info

Publication number: CN215891417U
Application number: CN202122122299.6U
Authority: CN
Inventors: 冯济斌; 范卫华; 叶伟东
Original assignee: Linhai Weixing New Building Materials Co Ltd
Current assignee: Linhai Weixing New Building Materials Co Ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-22
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to the technical field of assembly type bathroom buildings, in particular to an anti-seepage drainage pipe fitting. This drainage tube spare of antiseep, establish outside this drainage inner tube and sealing connection's infiltration collecting pipe including being used for with floor drain outlet sealing connection's drainage inner tube, cover, be equipped with a plurality of backward flow holes on the drainage inner tube lateral wall, the intraductal water of infiltration collecting passes through the backward flow hole backward flow extremely in the drainage inner tube. In the utility model, the anti-leakage drainage pipe fitting is provided with the water seepage collecting pipe, the drainage inner pipe is provided with the backflow hole, so that water leaked from the drainage outlet of the floor drain can timely flow into the water seepage collecting pipe and then flow into the drainage inner pipe, and the anti-leakage drainage pipe fitting and the waterproof chassis are connected and sealed by adopting threaded connection and the matching of the sealing gasket, so that the connection is convenient and the anti-leakage effect is good.

Description

Anti-leakage drainage pipe fitting

Technical Field

The utility model relates to the technical field of assembly type bathroom buildings, in particular to an anti-seepage drainage pipe fitting.

Background

With the rapid development of housing technology, the assembly type building is rapidly developed. The assembly type toilet is one of the most complex modules which relate to the most working procedures and are connected, and is a difficult problem in assembly type decoration. Due to the complexity and importance of the bathroom system, the assembly of the bathroom is also an urgent key to be solved, and the overall bathroom is greatly diversified in the field of assembled interior parts by the attention of the industry and the public in the aspects of integrated design, industrial production, installation in a field dry operation mode, strict management service in the later period and the like. In the integral bathroom of the assembly building, the integral drainage chassis is usually made of SMC (sheet molding compound), glass fiber reinforced plastic and the like, while the drainage pipeline is usually made of PVC (polyvinyl chloride), PE (polyethylene) and the like, so that the integral drainage chassis and the drainage pipeline cannot be directly connected in a sealing manner. Sealing can therefore only be achieved by means of sealing rings, which, because of the long service life of building drainage, run the risk of ageing over time and therefore often also leak.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-leakage drainage pipe fitting which has great benefit on the risk of sewage leakage of a drainage port and realizes the sealing connection of different materials. There is a great application to some outlets in toilets, especially to integrated toilet drains.

In order to achieve the advantages, the anti-leakage drainage pipe fitting provided by the utility model comprises a drainage inner pipe and a water seepage collecting pipe, wherein the drainage inner pipe is used for being hermetically connected with a drainage outlet of a floor drain, the water seepage collecting pipe is sleeved outside the drainage inner pipe and is hermetically connected with the drainage inner pipe, a plurality of backflow holes are formed in the side wall of the drainage inner pipe, and water in the water seepage collecting pipe flows back into the drainage inner pipe through the backflow holes.

In one embodiment of the anti-leakage drain pipe fitting of the present invention, the inner drain pipe has an upper interface and a lower interface, and the upper interface is provided with a threaded structure and is in threaded connection with the drain outlet; the lower interface is used for being in threaded connection or splicing with the drain pipe interface.

In one embodiment of the leak-proof drain pipe member of the present invention, the upper joint edge has a first radially extending collar with a first groove for receiving the first gasket.

In one embodiment of the leakage-proof drain pipe member of the present invention, the seepage collecting pipe includes a flow guide part and a connection part, and a lower port of the flow guide part is engaged with an upper port of the connection part.

In one embodiment of the leakage-proof drain pipe member of the present invention, the flow guide portion has a tapered structure having a cross-section gradually decreasing toward the connection portion.

In one embodiment of the leakage-proof drain pipe member of the present invention, the backflow hole corresponds to a lower end of the flow guide portion.

In one embodiment of the leak-proof drain pipe element according to the utility model, the upper edge of the flow guiding portion has a radially extending second collar provided with a second groove for receiving a second gasket.

In one embodiment of the leak-proof drain pipe fitting of the present invention, the inner diameter of the connecting portion conforms to the outer diameter of the inner drain pipe.

In one embodiment of the leakage-proof drain pipe fitting of the present invention, the connecting portion is adhesively connected to the inner drain pipe.

In one embodiment of the leak-proof drain fitting of the utility model, the upper end port of the deflector is larger than the floor drain outlet.

In the utility model, the anti-leakage drainage pipe fitting is provided with the seepage collecting pipe, and the drainage inner pipe is provided with the backflow hole, so that water leaked from the drainage outlet of the floor drain can timely flow into the seepage collecting pipe and then flow into the drainage inner pipe, and the anti-leakage effect is realized.

In the utility model, the anti-leakage drainage pipe fitting and the waterproof chassis are connected and sealed by adopting threaded connection and the matching of the sealing gasket, and the anti-leakage drainage pipe fitting has the advantages of simple integral structure, convenient connection and good anti-leakage effect. There is a great application to some outlets in toilets, especially to integrated toilet drains.

Drawings

Fig. 1 is a schematic view showing a structure of a leakage-proof drain pipe member according to a first embodiment of the present invention.

Fig. 2 is an exploded view of the leakage-proof drain pipe member of fig. 1.

Fig. 3 is a sectional view of the leakage-proof drain pipe member of fig. 1.

Fig. 4 is a schematic view of the use of the leakage-proof drain pipe member of fig. 1.

Fig. 5 is a schematic cross-sectional view of fig. 4.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and thus, it should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; of course, mechanical connection and electrical connection are also possible; alternatively, they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, the anti-seeping drain pipe fitting of the first embodiment of the present invention includes a drain inner pipe 1 for being hermetically connected to a drain outlet of a floor drain, and a seeping water collecting pipe 2 sleeved outside the drain inner pipe 1 and hermetically connected thereto. The side wall of the inner drainage pipe 1 is provided with a plurality of backflow holes 11, and water in the seepage collecting pipe 2 flows back to the inner drainage pipe 1 through the backflow holes 11.

Preferably, the number of the backflow holes 11 is six, and the backflow holes are evenly distributed around the circumferential direction of the drainage inner pipe 1.

The inner drainage pipe 1 is provided with an upper connector 12 and a lower connector 13, and the upper connector 12 is provided with a thread structure 121 and is in threaded connection with a drainage outlet of a floor drain. The connection mode of the lower interface 13 and the interface of the water discharge pipe adopts threaded connection or insertion connection. The upper port 12 has a first radially extending collar 122 at the edge thereof, and the first collar 122 is provided with a first groove 121a for receiving the first gasket 3.

The seepage water collecting pipe 2 comprises a flow guide part 21 and a connecting part 22, and the lower port of the flow guide part 21 is jointed with the upper port of the connecting part 22. The return hole 11 corresponds to a lower end of the guide portion 21. The upper end edge of the flow guide part 21 is provided with a second convex ring 211 extending radially, and the second convex ring 211 is provided with a second groove 211a for placing the second sealing gasket 4.

Preferably, the flow guide portion 21 has a tapered structure, and the cross section thereof is gradually reduced toward the connection portion 22.

Preferably, the inner diameter of the connection portion 22 is in conformity with the outer diameter of the drain inner pipe 1.

Preferably, the connecting portion 22 is connected to the inner drainage pipe 1 by gluing.

Preferably, the upper end port of the diversion part 21 is larger than the floor drain outlet.

Referring to fig. 4-5, in a normal use situation of the present invention, the anti-seeping drainage pipe is in threaded connection with the floor drain outlet 101 of the waterproof chassis 100, after connection, the first sealing gasket 3 seals the drainage inner pipe 1 and the waterproof chassis, and the second sealing gasket seals the seepage collection pipe 2 and the waterproof chassis; before first sealed 3 inefficacys of filling up, water is direct to be discharged from drainage inner tube 1, and after first sealed 3 inefficacys of filling up, certain seepage appears between drainage inner tube 1 and the waterproof chassis, and at this moment, the rivers of seepage are gone into behind the infiltration collecting pipe 2 and are discharged through 11 inflow drainage inner tube 1 of backward flow hole, effectively prevent the seepage, have prolonged the drain fitting's of antiseep life.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.

Claims

1. The utility model provides a drain fitting of antiseep, its characterized in that, establish outside this drainage inner tube and sealing connection's infiltration collecting pipe including being used for with drainage outlet sealing connection's drainage inner tube, cover, be equipped with a plurality of backward flow holes on the drainage inner tube lateral wall, the water in the infiltration collecting pipe passes through the backward flow hole flows back extremely in the drainage inner tube.

2. The leak-proof drain pipe fitting as claimed in claim 1, wherein said inner drain pipe has an upper interface and a lower interface, said upper interface having a threaded structure for threaded connection with said drain outlet; the lower interface is used for being in threaded connection or splicing with the drain pipe interface.

3. The leak-proof drain pipe fitting of claim 2, wherein said upper port edge has a radially extending first male ring with a first groove for receiving a first gasket.

4. The leak-proof drain pipe fitting of claim 1, wherein the water seepage collecting pipe comprises a flow guiding part and a connecting part, and a lower port of the flow guiding part is engaged with an upper port of the connecting part.

5. The leak-proof drain pipe member as recited in claim 4, wherein said flow guide portion has a tapered configuration with a cross-section gradually decreasing toward said connecting portion.

6. The leak-proof drain pipe fitting of claim 4, wherein the backflow hole corresponds to a lower end of the flow guide portion.

7. The leak-proof drain pipe fitting as recited in claim 4, wherein said upper edge of said flow-guiding portion has a radially extending second collar having a second groove for receiving a second gasket.

8. The leak-proof drain pipe fitting of claim 4, wherein said inner diameter of said connecting portion conforms to said outer diameter of said drain inner pipe.

9. The leak-proof drain pipe fitting as claimed in claim 4, wherein said connecting portion is adhesively attached to said inner drain pipe.

10. The leak-proof drain tube of claim 4, wherein the upper end port of the flow guide is larger than the floor drain outlet.