CN213805737U

CN213805737U - Structure is backfilled to kitchen guarding's caisson

Info

Publication number: CN213805737U
Application number: CN202022184821.9U
Authority: CN
Inventors: 陈东庆; 黄永东
Original assignee: Maoming Dinggong Building Materials Technology Co ltd
Current assignee: Maoming Dinggong Building Materials Technology Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-07-27
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a backfill structure of a kitchen and bathroom caisson, which comprises the caisson, wherein a ceramic tile layer, a ceramic tile sticking layer, a drainage layer, a foaming cement layer and a secondary drainage layer are sequentially arranged in the caisson from top to bottom; the secondary drainage layer is independently provided with a pipeline to be connected with the ground; a plurality of preset longitudinal isolation spaces exist in the foamed cement layer; the secondary drainage layer is a preset transverse isolation space extending out of the caisson; the longitudinal isolation spaces are respectively communicated with the transverse isolation spaces. The longitudinal isolation spaces in the foamed cement layer are respectively communicated with the transverse isolation spaces, and the transverse isolation spaces extend out of the caisson to form a hollow secondary drainage system. The accumulated water can be discharged through the hollow secondary drainage system, and the purpose that the caisson backfilling structure has no accumulated water is effectively realized. And the through type access hole is originally arranged, so that the device can be used for future overhaul.

Description

Structure is backfilled to kitchen guarding's caisson

Technical Field

The utility model belongs to building material and construction method field, concretely relates to structure is backfilled to kitchen guarding's caisson.

Background

The building kitchen and the toilet are reserved with caissons (ponds), and pipelines, lines and the like are distributed in the sunken caissons, so that the space in the building room can be saved, the appearance is attractive, and the method is a modern common building construction method. The caisson is lined with a pipe and then needs to be backfilled with light materials, and the traditional method is to fill the construction waste, which is abandoned because the materials are overweight and easy to damage the waterproof layer. At present, the caisson is backfilled with multi-purpose ceramsite or built on the air by using a prefabricated plate, and the caisson cannot be completely filled due to the limitation of materials, so that accumulated water is easily formed in the caisson, and the problem of leakage is caused. Foaming cement backfill is a novel backfill method, and the caisson can be completely filled because the foaming cement backfill is in a liquid state before solidification, so that the condition that the caisson is accumulated with water is prevented. However, the existing foam cement backfilling still has the following problems that the water absorption of the foam cement is too large, and the water is easily stored; secondly, the foamed cement is difficult to combine with other materials, and interface cracks are easy to generate; thirdly, aiming at the condition of water seepage and water accumulation under the severe condition, because the foaming cement has the characteristic of no water accumulation, the water accumulation is easy to transversely permeate, and fourthly, the internal condition of the caisson is unclear, the later period is difficult to overhaul, and the maintenance cost is high and complicated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the defect among the above-mentioned background art, provide a structure is backfilled to kitchen guarding's caisson, solved the inside ponding of above-mentioned caisson, the technical problem of easy seepage, introduce the run-through access hole simultaneously for caisson structure later maintenance is very convenient, removes the maintenance methods that high cost and time wasted such as pounding the brick from.

In order to achieve the above object, the utility model adopts the following technical scheme: a backfill structure of a kitchen and bathroom caisson comprises the caisson, wherein a tile layer, an adhesive layer, a drainage layer, a foamed cement layer and a secondary drainage layer are sequentially arranged in the caisson from top to bottom; a drainage layer is arranged between the sticking layer and the foaming cement layer,

a plurality of preset longitudinal isolation spaces exist in the foamed cement layer; the secondary drainage layer is a preset transverse isolation space extending out of the caisson; a plurality of water inlets are uniformly distributed on the transverse isolation space, and a plurality of longitudinal isolation spaces are communicated with the transverse isolation space through connecting ports;

and a water outlet of the secondary drainage layer is provided with a one-way valve to prevent odor, insects and the like in the external drainage pipeline from entering the caisson.

The secondary drainage layer is provided with a pipeline which is communicated with the outer periphery of the ceramic tile layer to form a through type access hole;

the bottom of the caisson is obliquely arranged, and the water outlet is the lowest point of the bottom of the caisson, so that the caisson is beneficial to water seepage and concentrated discharge.

Furthermore, the longitudinal isolation spaces are uniformly distributed in the foamed cement layer, and the number of the longitudinal isolation spaces is at least 2.

Furthermore, the foamed cement layer is foamed cement doped with high-molecular polymers, the doping amount of the high-molecular polymers is 0.5-10% of that of the foamed cement, and the high-molecular polymers are one or more of styrene-acrylic emulsion, VAE emulsion, silicone-acrylic emulsion and butylbenzene emulsion.

Furthermore, the drainage layer comprises a non-woven fabric layer and a metal mesh layer, and the metal mesh layer is arranged below the non-woven fabric layer.

Furthermore, interface agents are coated on contact surfaces of the foamed cement layer and the longitudinal isolation space and the transverse isolation space respectively, the interface agents are one or more of acrylic emulsion or acrylic emulsion, and the function of preventing interface cracking of the foamed cement layer is achieved.

Further, the access hole is formed in the foamed cement layer on one side of the water outlet.

Has the advantages that: 1. the longitudinal isolation space in the foamed cement layer of the utility model is respectively communicated with the transverse isolation space, and the transverse isolation space extends out of the caisson to form a hollow secondary drainage layer; the ponding can be discharged through hollow secondary drainage blanket, has effectively realized caisson backfill structure does not have the ponding purpose.

2. The utility model discloses set up the through type access hole near the caisson outlet, conveniently observe the inside condition of caisson, maintain.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The following describes the embodiments in further detail with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

An embodiment as described in fig. 1: a backfill structure of a kitchen and bathroom caisson comprises the caisson 1, wherein the caisson is a concrete frame, and a tile layer 2, an adhesive layer 3, a drainage layer 7, a foamed cement layer 4 and a secondary drainage layer are sequentially arranged in the caisson 1 from top to bottom; a drainage layer 7 is arranged between the sticking layer and the foaming cement layer 4,

a plurality of preset longitudinal isolation spaces 6 are arranged in the foamed cement layer 4; the secondary drainage layer is a preset transverse isolation space 5 extending out of the caisson 1; a plurality of water inlets are uniformly distributed on the transverse isolation space 5, and a plurality of longitudinal isolation spaces 6 are communicated with the transverse isolation space 5 through connecting ports;

the water outlet 10 of the secondary drainage layer is provided with a one-way valve 8 to prevent odor, insects and the like in the external drainage pipeline from entering the caisson 1.

The secondary drainage layer is provided with a pipeline which is communicated with the outside of the tile layer 2 to form a through type access hole 9;

the bottom of the caisson 1 is obliquely arranged, and the water outlet is the lowest point of the bottom of the caisson 1, so that water seepage and centralized discharge are facilitated.

The longitudinal isolation spaces 6 are uniformly distributed in the foamed cement layer 4, and the number of the longitudinal isolation spaces 6 is at least 2.

The foamed cement layer 4 is foamed cement doped with high-molecular polymers, the doping amount of the high-molecular polymers is 0.5% -10% of that of the foamed cement, the high-molecular polymers are one or more of styrene-acrylic emulsion, VAE emulsion, silicone-acrylic emulsion and styrene-butadiene emulsion, and the high-molecular polymers added into the foamed cement can greatly reduce the water absorption rate of the foamed cement, improve the physical properties of the foamed cement and improve the impermeability, crack resistance and flexibility of the foamed cement.

Drainage blanket 7 include non-woven fabrics layer and metal mesh layer, metal mesh layer set up in the below on non-woven fabrics layer, non-woven fabrics layer and metal mesh layer form drainage blanket 7, both can the infiltration of discharging downwards, also can play the supporting role to the ceramic tile layer 2 of top and paste layer 3.

Interface agents are coated on the contact surfaces of the foamed cement layer 4 and the longitudinal isolation space 6 and the transverse isolation space 5 respectively, and the interface agents are one or more of acrylic emulsion or acrylic ester emulsion.

The access hole 9 is arranged in the foamed cement layer 4 on one side of the water outlet, and the other end of the access hole is integrated at the floor drain hole and is subjected to hidden treatment.

The operation steps are as follows: arrange the water pipe pipeline and done the waterproof layer in caisson 1, under the prerequisite that 48 hours were tried water and were not leaked, cloth empty tube in caisson 1, for forming hollow secondary drainage layer and making preparation, the mode of cloth empty tube is: the water pipe extends to the periphery and the middle part of the caisson in the horizontal plane, and 4-8 water inlets are reserved on the water pipe; the vertical surface is formed by connecting pipelines treated by the release agent at each water inlet upwards; the interface of wall surface and pipeline is coated with styrene-acrylic emulsion, and the pipeline treated with demoulding agent has no need of coating interface agent. And backfilling the caisson to a specific height by using foamed cement prepared by adding styrene-acrylic emulsion with the mass of 1.0 percent of the cement, and solidifying the foamed cement after normally standing and maintaining for 24 hours. And (3) pulling out the pipeline treated by the release agent to form a hollow secondary drainage system, namely, the longitudinal isolation spaces 6 in the foamed cement layer 4 are respectively communicated with the transverse isolation spaces 5, and the transverse isolation spaces 5 extend out of the caisson 1. Then, the metal grids and the non-woven fabrics are laid in sequence by laying, the upward opening of the longitudinal isolation space 6 is separated, and then the next step of tile-laying construction is carried out.

The longitudinal isolation space in the foamed cement layer of the utility model is respectively communicated with the transverse isolation space, and the transverse isolation space extends out of the caisson to form a hollow secondary drainage layer; the ponding can be discharged through hollow secondary drainage blanket, has effectively realized caisson backfill structure does not have the ponding purpose.

The utility model discloses set up the through type access hole near the caisson outlet, conveniently observe the inside condition of caisson, maintain.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a structure is backfilled to kitchen guarding's caisson, includes the caisson, its characterized in that: a tile layer, an adhesive layer, a drainage layer, a foamed cement layer and a secondary drainage layer are sequentially arranged in the caisson from top to bottom; a drainage layer is arranged between the sticking layer and the foaming cement layer,

the water outlet of the secondary drainage layer is provided with a one-way valve,

the bottom of the caisson is obliquely arranged, and the water outlet is the lowest point of the bottom of the caisson.

2. The backfill structure for a kitchen and bath caisson according to claim 1, wherein the longitudinal separation spaces are uniformly distributed in the foamed cement layer, and the number of the longitudinal separation spaces is at least 2.

3. The backfill structure for a kitchen and bath caisson according to claim 1, wherein the drainage layer comprises a non-woven fabric layer and a metal mesh layer, and the metal mesh layer is disposed under the non-woven fabric layer.

4. The backfill structure for a kitchen and bath caisson according to claim 1, wherein the interface between the foamed cement layer and the longitudinal and transverse isolation spaces is coated with interfacial agent.

5. The backfill structure for a kitchen and bath caisson according to claim 1, wherein the access opening is provided in the foamed cement layer on one side of the drainage opening.