WO2013097448A1

WO2013097448A1 - Multilayer water seal device

Info

Publication number: WO2013097448A1
Application number: PCT/CN2012/078676
Authority: WO
Inventors: 魏富儒
Original assignee: 北京康之维科技有限公司
Priority date: 2011-12-26
Filing date: 2012-07-16
Publication date: 2013-07-04
Also published as: CN102518188B; CN102518188A

Abstract

A multilayer water seal device comprises: a water seal box (1) connected to a sewer pipe, at least two layers of water seal, and at least one elastically telescopic device (31; 32; 33). The water seal box (1) is provided with at least one layer of annular slot (11). The at least one layer of annular slot (11) surrounds the periphery of the sewer pipe. The at least one layer annual slot (11) is divided into an inner layer and an outer layer. An outer layer annular slot (112) is higher than an inner layer annular slot (111). Each layer of water seal is correspondingly disposed on the layer of annular slot corresponding to the position thereof. The at least two layers of water seal comprise at least one layer of bell-type water seal (2). The at least two layers of water seal are seal-connected to each other. The elastically telescopic device (31; 32; 33) is used for supporting an outermost layer of water seal among the at least one layer of bell-type water seal (2). A water inlet (4) is disposed between the at least one layer of bell-type water seal (2) and the water seal box (1). A water outlet is disposed between an innermost layer of water seal among the at least one layer of bell-type water seal (2) and the sewer pipe. The multilayer water seal device can conserve water and effectively avoid the siphon phenomenon.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water sealing device, and more particularly to a multilayer water sealing device. BACKGROUND OF THE INVENTION Existing sewer water sealing devices generally require a large amount of water to achieve clean rinsing, and most of them have problems of poor sealing, which may cause the odor of the sewer to rise, pollute the indoor air, and seal the water tightly. Seal, there is a problem of siphon phenomenon. SUMMARY OF THE INVENTION The object of the present invention is to provide a multi-layer water sealing device which can save water resources while preventing siphoning, in view of the deficiencies of the prior art siphon phenomenon.

A multi-layer water sealing device according to the present invention comprises a water seal box connected to a down pipe, at least two layers of water seals and at least one retracting device;

The water seal box is provided with at least one ring groove, the at least one ring groove is surrounded by the outer pipe, the at least one ring groove is disposed inside and outside, and the at least two ring grooves are surrounded by the lower pipe The ring groove near the lower water pipe is an inner ring groove, and the ring groove farthest from the lower water pipe is an outer ring groove, and the outer ring groove is higher than the inner ring groove, and at least each layer of the water seal is correspondingly placed at the same position Corresponding to a layer of ring grooves; the elastic reduction device is for supporting an outermost water seal in at least one bell-type water seal; the at least two water seals comprise at least one bell-type water seal, Said sealing connection between at least two layers of water seals;

a water inlet is arranged between the at least one bell-type water seal and the water seal box, and a water outlet is provided between the innermost water seal and the lower water pipe in the at least one bell-type water seal, when the user When flushing, water from The water inlet flows into at least one layer of water seals, and then flows into the water outlet between the lower water seal and the lower water pipe to complete the flushing purpose.

The beneficial effects of the invention are:

By adopting the technical scheme of the invention, a small amount of water can be washed and cleaned, and an energy-saving and environmentally-friendly water sealing device is realized. Since the elastic contracting device is provided, the phenomenon of siphoning can be effectively prevented, and the use is more convenient.

Based on the above technical solutions, the present invention can also be improved as follows.

Further, the at least one bell-type water seal upper layer is bell-type and has a horizontal level or higher than the lower water seal; the upper bell-type water seal depth is smaller than the lower water seal; the at least one bell-shaped water The contact gap between the bottom of the bell jar and the ring groove is the initial water inlet.

Further, the lower water seal of the at least two layers of water seals is a trap.

Further, the elastic reduction device is an annular skirt disposed on the periphery of the upper bell jar water seal and is fixedly connected to the upper bell jar water seal, and the annular skirt has a width smaller than that of the upper bell jar water seal. The water tank and the bottom edge are not in contact with the outer ring groove. The annular skirt can be grooved and sleeved and fixed on the periphery of the floating bell-type water seal. When the water flows down, the buoyancy of the water in the annular skirt It will resist the siphon force of the multi-layer water seal, and float the upper bell-type water seal, and at the same time drive the other layer water seal fixedly connected with the upper bell-type water seal to expose the water outlet, and the water flows into the lower water pipe. , complete the flushing.

Further, the at least one bell-type water seal is in a floating state when immersed in water; the retraction device can only support at least one bell-type water seal partially or completely immersed in water.

Further, the elastic reduction device is a solid or hollow floating raft provided on the periphery of the upper bell jar type water seal, and the floating raft is disposed outside the upper bell jar type water seal, and the floating raft has the same function as the annular skirt Or the elastic reduction device is a spring bracket disposed on the periphery of the upper bell jar water seal or a spring disposed in the upper bell jar water seal, the elastic bracket is in a slope shape, and the function of the elastic bracket and the spring Like the annular skirt, a spring may be disposed between the upper water seal bell and its attachment and the water seal box, or may be disposed between the upper water seal bell and the limiting device. Further, the water sealing device is further provided with a certain amount of solid particles, wherein the solid particles are used for cleaning the water pipe and the water sealing device, and a filter net for preventing the solid particles from being washed away by the water; At the bottom of the trap of the trap, the filter is arranged at the connection between the trap and the downpipe; preventing the material in the dirty water from causing the sewer blockage, and the certain amount refers to being able to rotate and rinsing inside the water pipe without hindering the sewage from being the standard. .

Further, the lower layer water is sealed inside the upper water seal, and the lower water pipe is fixedly provided with a reducer joint at a lower end of the lower water seal, and the lower water seal is further disposed inside the lower water seal and the reducer joint. a diameter-matching water leakage pipe having a depth of more than 75 mm, wherein the bottom end of the water leakage pipe is fixedly connected with the reducing joint, and the reducing pipe is provided with solid particles between the water leakage pipe and the water pipe. The amount of the solid particles does not exceed the lower water seal, and the end of the leak pipe is provided with a filter that prevents the solid particles from being washed away by the water.

Further, the occlusion device is further provided with a balance limiting device, and the balance limiting device is fixedly disposed inside the lower layer water seal for balancing the water seal to prevent the water seal from being inclined due to the water seal; the balance limit device is a cylinder And the length is greater than the lower water seal, the balance limiting device is used to balance the water seal to prevent the water seal from tilting, and the balance limiting device is provided with at least one longitudinal aperture.

Further, the annular skirt is separated by a partition into at least three compartments for preventing the water seal from tilting. The gap between the annular skirt or the floating raft and the water seal box is smaller than the gap between the upper bell jar water seal and the water seal box; and the height of the liquid surface in the annular skirt is higher than that in the upper bell jar water seal The height of the liquid level of the annular skirt can be greater than the height of the water seal of the upper bell jar water seal.

When the lower water seal is not a trap, in order to prevent the air pressure in the sewer from blowing out the double bell cover out of the ground, the present invention can be provided with a limiting device, which can be docked for facilitating molding and reducing the intrusion of the lower bell jar into the space of the upper bell jar cavity. The one or more of the spring, the sleeve and the tether can be arranged to be asynchronously floated in time and height by fitting or arranging the sealing gap.

DRAWINGS

Figure 1 is a water sealing device according to Embodiment 1 of the present invention; Figure 2 is a water sealing device according to Embodiment 2 of the present invention;

Figure 3 is a water sealing device according to Embodiment 3 of the present invention;

Figure 4 is a water sealing device according to Embodiment 4 of the present invention;

Figure 5 is a water sealing device according to Embodiment 5 of the present invention;

Fig. 6 is a cross-sectional view showing the water seal of the water sealing device according to Embodiment 6 of the present invention. The principles and features of the present invention are described below in conjunction with the accompanying drawings, which are intended to illustrate the invention and not to limit the scope of the invention.

As shown in FIG. 1, a multi-layer water sealing device according to Embodiment 1 of the present invention comprises a water seal box 1 connected to a down pipe, at least two water seals 2 and at least one retracting device;

The water seal box 1 is provided with at least one ring groove 11 , and the at least one ring groove 11 surrounds the outside of the lower water pipe, and the at least one ring groove 11 is disposed inside and outside, and the outer ring groove 1 1 is higher than The inner ring groove, the at least one water seal 2 is correspondingly placed on a ring groove 11 corresponding to the position thereof;

The elastic reduction device is configured to support at least one outermost water seal 11 of the bell-type water seal 11; the at least two water seals 11 include at least one bell-type water seal 11;

The gap between the water seal bottom of the at least one bell-type water seal 2 and the annular groove 11 is a water inlet 4, and the lower water seal is a water trap 12, and the at least one bell-type water seal 2 A water outlet is provided between the innermost water seal 2 and the trap 14 .

The elastic reduction device is an annular skirt 31 disposed on the periphery of the upper bell jar water seal 2 and is fixedly connected to the upper bell jar water seal 2, and the annular skirt 31 has a width smaller than the outermost water. The bottom edge is not in contact with the outer ring groove 112.

As shown in FIG. 2, a multi-layer water sealing device according to Embodiment 2 of the present invention includes a water seal box 1 connected to a down pipe, at least two water seals 2 and at least one elastic shrink device;

The water seal box 1 is provided with at least one ring groove 11 , and the at least one ring groove 11 is surrounded by The outer side of the water pipe, the at least one ring groove 11 is disposed inside and outside, the outer ring groove 11 is higher than the inner ring groove, and the at least one water seal 2 is correspondingly placed on a ring groove 11 corresponding to the position;

The elastic reduction device is a floating raft 32 disposed on the periphery of the upper bell jar type water seal, and the floating raft 32 is disposed outside the upper bell jar type water seal 2, and the floating raft 32 has the same function as the annular skirt 31 .

The floating raft 32 is a solid floating raft or a hollow floating raft.

As shown in FIG. 3, a multi-layer water sealing device according to Embodiment 3 of the present invention includes a water seal box 1 connected to a down pipe, at least two water seals 2 and at least one retracting device;

The elastic contracting device is an elastic bracket 33 provided on the periphery of the upper bell jar type water seal, and the elastic bracket 33 has a slope shape, and the elastic bracket 33 has the same function as the annular skirt 31.

As shown in FIG. 4, a multi-layer water sealing device according to Embodiment 4 of the present invention comprises a water seal box 1 connected to a water pipe, at least two water seals 2 and at least one elastic contracting device;

The water seal device is further provided with a quantity of solid particles 5 for cleaning the down pipe 12 and the water seal device, and a filter net 6 for preventing the solid particles 5 from being washed away by the water.

The down pipe 12 is provided with a trap, and the solid particles 5 are disposed at the bottom of the trap of the trap, and a filter 6 is provided at a portion where the trap is connected to the down pipe.

The occlusion device is further provided with a balance limiting device 9, and the balance limiting device 9 is fixedly disposed inside the lower water seal 2 for balancing the water seal to prevent the water seal from being tilted and the water flow is not smooth.

The balance limiting device 9 is cylindrical and has a length larger than the lower water seal 2, the balance limiting device 9 is used for balancing the water seal to prevent the water seal from tilting, and the balance limiting device 9 is provided with at least one longitudinal aperture. .

As shown in FIG. 5, a multi-layer water sealing device according to Embodiment 5 of the present invention comprises a water seal box 1 connected to a down pipe, at least one elastic shrink device and at least two water seals 2 and a closed partition therebetween. The water seal box 1 is provided with at least one ring groove 11 , and the at least one ring groove 11 surrounds the outside of the lower water pipe, and the at least one ring groove 11 is disposed inside and outside, and the outer ring groove 1 1 The inner water ring 2 is disposed on a layer of the ring groove 11 corresponding to the position corresponding to the inner ring groove 11;

The elastic reduction device is for supporting at least one outermost water seal 1 1 of the bell-type water seal 11; The at least two layers of water seal 11 comprise at least one layer of bell-type water seal 11;

The gap between the water seal bottom of the at least one bell-type water seal 2 and the annular groove 11 is the water inlet 4, and the innermost water seal 2 and the lower water pipe of the at least one bell-type water seal 2 There is a water outlet between the rooms.

The lower water seal 2 is disposed inside the upper water seal 2, and the lower water pipe is fixed at the lower end of the lower water seal with a reducer joint 7, and the lower water seal is also disposed inside the lower water seal and the reducer joint The inner diameter of the leaking water pipe 8 is matched, the depth of the lower water seal is greater than 75 mm, and the bottom end of the leak pipe 8 is fixedly connected with the reducer joint 7, the reducer joint 7, the leakage pipe 8 and the down pipe 12 Solid particles 5 are provided between them, the amount of the solid particles 5 not exceeding the lower water seal 2, and the end of the water leakage pipe 8 is provided with a filter net 6 for preventing the solid particles 5 from being washed away by water.

As shown in FIG. 6, a multi-layer water sealing device according to Embodiment 5 of the present invention comprises a water seal box 1 connected to a down pipe, at least two water seals 2 and at least one retracting device;

The elastic reduction device is an annular skirt 31 disposed on the periphery of the upper bell jar water seal 2 and is fixedly connected to the upper bell jar water seal 2, and the annular skirt 31 has a width smaller than the outermost water. Sealed bottom edge Not contacting the outer ring groove 1 12; for preventing the water seal from tilting, when the annular skirt 31 is not immersed in a separate corresponding ring groove or the bottom thereof falls on the inclined wall or step of the water seal box, At least three partitions 91 are disposed between the upper bell jar and the water seal 2, and the height of the partition 91 does not hinder the fastening of the upper water seal and the water seal box.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalents, improvements, etc., which are within the spirit and scope of the present invention, should be included in the scope of the present invention. Inside.

Claims

Claim

A multi-layer water sealing device, comprising: a water seal box connected to a down pipe, at least two layers of water seals and at least one shrinkage device;

The water seal box is provided with at least one ring groove, the at least one ring groove is surrounded by the outer pipe, the at least one ring groove is disposed inside and outside, and the outer ring groove is higher than the inner ring groove. Said at least each layer of water seal correspondingly placed on a layer of ring groove corresponding to its position;

The capping device is configured to support an outermost water seal in at least one bell-type water seal; the at least two water seals include at least one bell-type water seal, between the at least two water seals Sealed connection

A water inlet is defined between the at least one bell-type water seal and the water seal box, and a water outlet is disposed between the innermost water seal and the lower water pipe in the at least one bell-type water seal.

2. The water sealing device according to claim 1, wherein the at least one bell-type water seal upper layer is bell-shaped and has a horizontal level or higher than a lower water seal; the upper bell-type water seal The depth is smaller than the lower water seal; the contact gap between the bottom sill of the at least one bell-type water seal and the ring groove is the water inlet.

3. The water sealing device according to claim 2, wherein the lower water seal of the at least two layers of water seals is a trap.

The water sealing device according to claim 3, wherein the elastic contracting device is an annular skirt disposed on a periphery of the upper bell jar water seal and fixedly connected to the upper bell jar water seal. The annular skirt has a width smaller than that of the upper bell jar type water seal storage tank and the bottom edge is not in contact with the outer ring groove.

5. The water sealing device according to claim 4, wherein the at least one bell-type water seal is in a floating state when immersed in water; the elastic reduction device can only support partial or full immersion in water At least one bell-type water seal.

6. The water sealing device according to claim 5, wherein the elastic contracting device is provided a solid or hollow floating raft on the periphery of the upper bell-type water seal, the floating raft being disposed outside the upper bell-type water seal, the floating raft having the same function as the annular skirt; or The elastic bracket disposed on the periphery of the upper bell jar type water seal or the spring disposed in the upper bell jar type water seal, the elastic bracket is in a slope shape, and the elastic bracket and the spring have the same function as the annular skirt.

The water sealing device according to any one of claims 1 to 6, wherein the water sealing device is further provided with a certain amount of solid particles, and the solid particles are used for cleaning the water pipe and the water sealing device. There is also a filter screen for preventing solid particles from being washed away by water; the solid particles are disposed at the bottom of the trap of the trap, and the filter is disposed at a connection portion between the trap and the downpipe.

The water sealing device according to claim 1, wherein the lower water is sealed inside the upper water seal, and the lower water pipe is fixed at the lower end of the lower water seal with a reducing joint, the lower water seal The inside is further disposed in a water leakage pipe whose diameter is smaller than the lower water seal and matches the inner diameter of the reducer joint, and the bottom end of the leakage pipe is fixedly connected with the reducer joint, and the reducer joint is disposed between the leak pipe and the down pipe There are solid particles, the amount of the solid particles does not exceed the lower layer water seal, and the end of the water leakage pipe is provided with a filter net for preventing solid particles from being washed away by water.

The water sealing device according to claim 2 or 8, wherein the occlusion device is further provided with a balance limiting device, and the balance limiting device is fixedly disposed inside the lower water seal for balancing the water seal Preventing the water seal from being inclined, the water flow is not smooth; the balance limiting device is cylindrical and has a length larger than the lower water seal, and the balance limiting device is used for balancing the water seal to prevent the water seal from tilting, and the balance limiting device is provided There is at least one longitudinal aperture.

A water sealing device according to claim 4, wherein said annular skirt is separated by at least three compartments by a partition.