CN206681192U - A kind of prefabricated panel and toilet exempt from the waterproof construction of anti-bank - Google Patents

Abstract

The utility model discloses a prefabricated wall board and a water-proof structure free from reverse sills in a toilet. The prefabricated wall panel includes a wall body having a first side wall and a second side wall; the bottom end of the wall body is provided with a groove extending along the length direction of the wall body, and the groove is located on the first side of the wall body Between the bottom end of the wall and the bottom end of the second side wall of the wall body. The connection nodes of the waterproof structure of the utility model do not need to be reversed on the floor on site, and can also play a waterproof role.

Description

A waterproof structure for prefabricated wall panels and toilets free from reverse sills

technical field

The utility model relates to a prefabricated wallboard and a waterproof structure free from reverse sills for toilets, which belongs to the field of PC residential industrialization (construction).

Background technique

At present, when waterproofing bathrooms in prefabricated houses, it is generally used to make reverse sills on the floor, that is, the connection between the floor and the wall is about 100mm higher than the floor. This type of structure requires formwork to be fixed on the one hand during pouring, and may require secondary pouring on the other hand. Due to the low accuracy of on-site pouring, the wall panels and anti-sills are often misaligned, resulting in high processing costs.

Chinese utility model patent CN201200396.X discloses a waterproof device for the bottom of a prefabricated building. The waterproof device includes prefabricated wall panels, waterproof asphalt, and laminated floors. Groove, the inside of the groove is equipped with waterproof foam rods, the inside of the waterproof foam rods is provided with waterproof asphalt, and the right angle part of the connection between the prefabricated wallboard and the laminated floor is provided with a waterproof layer, and the waterproof layer is fixed by wall nails On prefabricated siding. This structure can not be adapted to the waterproof of toilet.

Utility model content

The utility model aims to provide a prefabricated wall panel and a waterproof structure without reverse sills for toilets. The connection nodes of the waterproof structure do not need to be reversed on the floor on site, and can also play a waterproof role.

In order to achieve the above object, the technical solution adopted in the utility model is:

A prefabricated wall panel, comprising a wall body with a first side wall and a second side wall; its structural feature is that a groove extending along the length direction of the wall body is opened on the bottom end of the wall body, and the groove is located at Between the bottom end of the first side wall of the wall body and the bottom end of the second side wall of the wall body.

Therefore, through this kind of prefabricated wall panel, when it is used in the waterproof structure of the toilet, there can be space to install the water retaining plate, so that an upwardly arched water retaining structure can be set between the prefabricated wall panel and the floor slab, thereby improving the toilet. Waterproof effect.

According to the embodiments of the present invention, the present invention can also be further optimized, and the following is the technical scheme formed after optimization:

Preferably, the depth of the groove extending upward relative to the bottom surface of the wall body is 20-100mm.

In order to further improve the waterproof effect, the bottom end of the first side wall of the wall body has a groove extending downward, and the groove is located between the groove and the bottom end of the second side wall of the wall body. As a result, the bottom end of the tongue and groove can be located below the floor, thereby effectively preventing water seepage from the toilet to the floor.

Based on the same inventive concept, the utility model also provides a waterproof structure for toilets free from reverse sills, including prefabricated wall panels and floor slabs with toilet drop panels, the prefabricated wall panels are the above-mentioned prefabricated wall panels; the prefabricated wall panels A rear grouting layer is provided between the bottom end and the floor slab, and the rear grouting layer fills the groove; a water retaining structure arranged along the length direction of the prefabricated wallboard is arranged in the rear grouting layer, and the upper part of the water retaining structure extends into In the groove, the water retaining structure is used to prevent the water in the toilet from penetrating to the floor.

Thus, through the double waterproofing of the rear grouting layer and the water retaining structure partially protruding into the groove, the water in the toilet can be completely prevented from penetrating to the floor.

Preferably, the toilet descending plate is provided with a decoration filling layer, and the upper surface of the decoration filling layer is flush with the upper surface of the floor slab.

Preferably, the water retaining structure is a water retaining plate partially pre-buried in the floor slab and partially protruding into the groove.

In order to further improve the waterproof effect, one or both sides of the water retaining plate are provided with sealing strips located in the rear grouting layer and arranged along the length direction of the prefabricated wall panels. This forms a triple waterproofing.

In order to prevent the water on the floor of the bathroom from seeping into the floor, the bottom end of the first side wall of the wall body has a groove extending downward, and the end of the floor facing the bathroom is provided with a step-shaped gap, and the groove part extends into Inside the stepped notch. Thereby avoiding the existing reverse ridge waterproof structure.

Compared with the prior art, the beneficial effect of the utility model is: the utility model does not need to be reversed when pouring the floor, does not need the reversed sill formwork, and does not need secondary pouring, the manufacturing cost is low, and the installation and positioning are easy. Low installation cost.

Description of drawings

Fig. 1 is the structure schematic diagram of an embodiment of the utility model;

Fig. 2 is a schematic longitudinal section of the prefabricated wall panel described in the present invention.

In the picture

1-prefabricated wall panel; 2-floor slab; 3-falling slab; 4-renovation filling layer; 5-groove;

detailed description

The utility model will be described in detail below with reference to the accompanying drawings and embodiments. It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other. For the convenience of description, if the words "up", "down", "left" and "right" appear in the following, it only means that the directions of up, down, left and right are consistent with the drawings themselves, and do not limit the structure.

Example 1

A prefabricated wall panel, as shown in Figure 2, includes a wall body with a first side wall and a second side wall; the bottom end of the wall body is provided with a groove 5 extending along the length direction of the wall body, the groove 5 The groove 5 is located between the bottom end of the first side wall of the wall body and the bottom end of the second side wall of the wall body. The depth of the groove 5 extending upward relative to the bottom end of the wall body is 20-100mm, preferably about 50mm. Preferably, the bottom end of the first side wall of the wall body has a groove extending downward, and the groove 5 is located between the groove 5 and the bottom end of the second side wall of the wall body.

A kind of waterproof structure of the bathroom without reverse sill, as shown in Figure 1, a step-shaped gap is left around the original floor slab 3 of the bathroom, and a post-grouting layer 7 is provided between the prefabricated wall panel 1 and the floor 2 , the post-grouting layer 7 fills the groove 5 . In the rear grouting layer 7, there is a part embedded in the floor 2, and part of the water retaining plate 6 extending into the rear grouting layer 7. The water retaining plate 6 is arranged along the length direction of the prefabricated wall panel 1, and is used to prevent the Water seeps into 2 places on the floor. The prefabricated wall panel 1 is made high in the middle, so that the prefabricated wall panel 1 and the floor slab 2 are seamlessly connected.

As shown in FIG. 1 , the lower part of the water retaining plate 6 is pre-buried in the floor 2 , and the upper part of the water retaining plate 6 extends into the groove 5 .

When the floor slab 2 is pouring, a water retaining hole is reserved on the descending plate 3 last week. The toilet descending plate 3 is provided with a decoration filling layer 4 , and the upper surface of the decoration filling layer 4 is flush with the upper surface of the floor 2 . During installation, the height of the floor slab 2 is flush with the bottom of the prefabricated wall panel 1 . After the prefabricated wallboard 1 is fixed, mortar is poured into the connection to fix the connection. Because the water retaining plate 6 stretches into the groove 5, its height is higher than the bottom of the prefabricated wallboard 1, so the water in the toilet cannot penetrate outwards, thereby achieving waterproof effect, and does not need to be a reverse ridge simultaneously.

In order to further improve the waterproof effect, the rear grouting layer 7 is also provided with a sealing strip along the length direction of the prefabricated wallboard to achieve the waterproof effect of three layers (the rear grouting layer, the water retaining plate and the sealing strip).

The above-mentioned embodiments should be understood that these embodiments are only used to illustrate the utility model more clearly, and are not intended to limit the scope of the utility model. After reading the utility model, those skilled in the art will understand each aspect of the utility model Modifications in various equivalent forms all fall within the scope defined by the appended claims of this application.

Claims (8)

1. a kind of prefabricated panel, including the wall body with the first side wall and second sidewall；Characterized in that, the wall body bottom The groove extended along wall body length direction is offered on end（5）, the groove（5）Positioned at the first side wall bottom of wall body and Between the bottom of the second sidewall of the wall body.

2. prefabricated panel according to claim 1, it is characterised in that the groove（5）With respect to wall body bottom towards The groove depth of upper extension is 20-100mm.

3. prefabricated panel according to claim 1, it is characterised in that the first side wall bottom of the wall body has downward The tongue and groove of extension, the groove（5）Between the bottom of tongue and groove and the second sidewall of the wall body.

4. the waterproof construction of anti-bank, including prefabricated panel are exempted from a kind of toilet（1）Plate drops with toilet（3）Floor（2）, Characterized in that, the prefabricated panel（1）For the prefabricated panel any one of claim 1-3；The prefabricated panel（1） Bottom and floor（2）Between be provided with post-grouting layer（7）, the post-grouting layer（7）Fill the groove（5）；In the post-grouting layer（7） It is interior to be provided with along prefabricated panel（1）The water-retaining structure that length direction is set, the groove is stretched on the top of water-retaining structure（5）It is interior, The water-retaining structure is for preventing the water in toilet to floor（2）Place's infiltration.

5. the waterproof construction of anti-bank is exempted from toilet according to claim 4, it is characterised in that plate drops in the toilet（3） It is provided with finishing packed layer（4）, the finishing packed layer（4）Upper surface and floor（2）Upper surface is concordant.

6. the waterproof construction of anti-bank is exempted from the toilet according to claim 4 or 5, it is characterised in that the water-retaining structure is Part is embedded in floor（2）It is interior, partly stretch into the groove（5）Interior water fender（6）.

7. the waterproof construction of anti-bank is exempted from toilet according to claim 6, it is characterised in that the water fender（6）Side Or both sides are provided with and are located at post-grouting layer（7）It is interior and along prefabricated panel（1）The sealing strip that length direction is set（9）.

8. the waterproof construction of anti-bank is exempted from the toilet according to claim 4 or 5, it is characterised in that the of the wall body One side wall bottom has the tongue and groove extended downwardly, the floor（2）Step-like breach, the enterprise are provided with towards one end of toilet Oral area point is stretched into the step-like breach.