CN215888346U

CN215888346U - Basement outer wall post-cast strip waterproof construction

Info

Publication number: CN215888346U
Application number: CN202122328637.1U
Authority: CN
Inventors: 卢利; 马永鸿; 林金城; 曾洽彬; 吴景国
Original assignee: Guangdong Yonghe Construction Group Co ltd
Current assignee: Guangdong Yonghe Construction Group Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-22
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a waterproof structure of a basement outer wall post-cast strip, which comprises precast slabs and CPS (control performance concrete) reaction bonding waterproof coiled materials, wherein the precast slabs are used for covering the side walls of the basement at two sides of the post-cast strip, and the CPS reaction bonding waterproof coiled materials are laid and bonded on the outer side of the precast slabs and the side walls of the basement at two sides of the post-cast strip. According to the utility model, the prefabricated slab is covered on the side wall of the basement at two sides of the post-cast strip to seal the post-cast strip, and the CPS reaction bonding waterproof coiled material is laid on the outer side of the prefabricated slab and the side wall of the basement at the same time, so that the CPS reaction bonding waterproof coiled material creeps and seeps into cement gel and concrete capillary pores in the cement and concrete solidification process to form a mesh mortise and tenon, and reacts with related components of cement to form a chemical crosslinking effect, thereby playing a CPS effect, enabling the CPS reaction bonding waterproof coiled material and the concrete to achieve a bone and meat connection bonding effect, and enhancing the waterproofness.

Description

Basement outer wall post-cast strip waterproof construction

Technical Field

The utility model relates to the technical field of building construction, in particular to a basement outer wall post-cast strip waterproof structure.

Background

The post-cast strip is a concrete strip which is reserved at corresponding positions of a foundation slab, a wall and a beam according to design or construction specification requirements and is poured after a certain time in order to prevent harmful cracks possibly generated by uneven self shrinkage or uneven settlement of a cast-in-place reinforced concrete structure in the building construction.

The retention time of the post-cast strip is generally not less than one month, which greatly influences the engineering construction progress, and the influence of the post-cast strip of the basement outer wall on the engineering construction progress is particularly serious, which seriously influences the waterproof and backfill construction of the basement outer wall. And the basement does not form and seals, rains and forms muddy water easily and enters the basement through the post-cast strip, and the workload of later-stage cleaning is increased.

SUMMERY OF THE UTILITY MODEL

Based on the structure, the utility model aims to provide a basement outer wall post-cast strip waterproof structure.

The utility model provides a basement outer wall post-cast strip waterproof construction, glues waterproofing membrane including prefabricated plate and CPS reaction, the prefabricated plate is used for the lid to establish on the basement lateral wall of post-cast strip both sides, CPS reaction glues waterproofing membrane lay paste in on the basement lateral wall of prefabricated plate outside and post-cast strip both sides.

According to the utility model, the prefabricated slab is covered on the side wall of the basement at two sides of the post-cast strip to seal the post-cast strip, and the CPS reaction bonding waterproof coiled material is laid on the outer side of the prefabricated slab and the side wall of the basement at the same time, so that the CPS reaction bonding waterproof coiled material creeps and seeps into cement gel and concrete capillary pores in the cement and concrete solidification process to form a mesh mortise and tenon, and reacts with related components of cement to form a chemical crosslinking effect, thereby playing a CPS effect, enabling the CPS reaction bonding waterproof coiled material and the concrete to achieve a bone and meat connection bonding effect, and enhancing the waterproofness.

Preferably, sealing layers are arranged at the joints of the two sides of the prefabricated slab and the side wall of the basement.

Preferably, waterproof mortar is brushed on the joint of the two sides of the prefabricated slab and the side wall of the basement to form the sealing layer.

Preferably, one side of the sealing layer, which is far away from the precast slab, is an inclined plane, one side of the inclined plane is attached to the side surface of the precast slab and is flush with the outer side of the precast slab, and the other side of the inclined plane is attached to the side wall of the underground chamber.

Preferably, the prefabricated panels are adhesively fixed on the side walls of the basement.

Preferably, the prefabricated panels are fixed on the sidewall of the basement by waterproof universal glue.

Preferably, the prefabricated panel is a UHPC panel.

Preferably, the thickness of the prefabricated panel is 20 mm.

Preferably, waterproof rubber strips are clamped between two sides of the precast slab and the side wall of the underground chamber.

Preferably, the cross section of each waterproof rubber strip is U-shaped, and the two waterproof rubber strips are correspondingly buckled on two sides of the precast slab.

Compared with the prior art, the basement outer wall post-cast strip waterproof structure can be stably adhered to the side walls of the basement on the two sides of the post-cast strip, has a better waterproof effect, reduces rainwater infiltration into the basement, and is beneficial to improving the construction efficiency.

For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

Reference numerals: 100. a basement sidewall; 200. post-pouring a belt; 1. prefabricating a slab; 2. CPS reaction bonding waterproof coiled material; 3. and (7) sealing the layer.

Detailed Description

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.

The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with certain aspects of the present disclosure.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

As shown in fig. 1, the present invention relates to a waterproof structure for a basement exterior wall post-cast strip, which comprises precast slabs and CPS reaction bonding waterproof rolls, wherein the precast slabs are used for covering the basement side walls 100 at two sides of the post-cast strip 200, and the CPS reaction bonding waterproof rolls are laid and bonded on the outer sides of the precast slabs and the basement side walls 100 at two sides of the post-cast strip 200.

According to the utility model, the prefabricated slab is covered on the basement side wall 100 on two sides of the post-cast strip 200 to seal the post-cast strip 200, and the CPS reaction bonding waterproof coiled material is laid on the outer side of the prefabricated slab and the basement side wall 100 to creep and seep into cement gel and concrete capillary holes in the cement and concrete solidification process to form a mesh mortise and tenon, and chemically reacts with related cement components to form a chemical crosslinking effect, so that the CPS effect is achieved, the CPS reaction bonding waterproof coiled material and the concrete achieve the bonding effect of bone and meat connection, and the waterproofness is enhanced.

Preferably, sealing layers are arranged at the joints of the two sides of the prefabricated slab and the basement side wall 100, so that the joints of the prefabricated slab and the basement side wall 100 are sealed, and the waterproofness is improved.

Furthermore, waterproof mortar is brushed at the joint of the two sides of the prefabricated slab and the side wall 100 of the basement to form the sealing layer, so that the construction of the sealing layer is facilitated.

In this embodiment, the side of the sealing layer away from the prefabricated slab is an inclined plane, one side of the inclined plane is attached to the side surface of the prefabricated slab and is flush with the outer side of the prefabricated slab, and the other side of the inclined plane is attached to the sidewall 100 of the basement.

Through the arrangement of the inclined plane of the sealing layer, when the CPS reaction bonding waterproof coiled material is laid, the gap formed between the prefabricated plate and the basement side wall 100 by the CPS reaction bonding waterproof coiled material can be reduced, and the waterproof effect is ensured.

In this embodiment, the prefabricated panel is adhesively fixed to the basement side wall 100 to facilitate the installation of the prefabricated panel, and specifically, the prefabricated panel is fixed to the basement side wall 100 by a waterproof universal glue, so that the prefabricated panel can be stably adhered to the basement side wall 100 and has a waterproof effect.

In this embodiment, the prefabricated slab is a UHPC slab, and the thickness of the prefabricated slab is 20mm, so as to ensure that the waterproof structure of the basement exterior wall post-cast strip has sufficient strength to ensure the waterproof effect on the post-cast strip 200.

In other embodiments, waterproof rubber strips are clamped between two sides of the prefabricated slab and the basement side wall 100 to play a role in blocking between the prefabricated slab and the basement side wall 100 and reduce water permeation.

Preferably, the cross section of each waterproof rubber strip is U-shaped, and the two waterproof rubber strips are correspondingly buckled on two sides of the precast slab so as to ensure the stability of the positions of the waterproof rubber strips and facilitate installation.

In conclusion, compared with the prior art, the basement outer wall post-cast strip waterproof structure can be stably adhered to the basement side walls 100 on the two sides of the post-cast strip 200, has a good waterproof effect, reduces rainwater infiltration into a basement, and is beneficial to improving construction efficiency.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a basement outer wall post-cast strip waterproof construction which characterized in that: including prefabricated plate and CPS reaction and glue waterproofing membrane, the prefabricated plate is used for covering and establishes on the basement lateral wall of post-cast strip both sides, CPS reaction glues waterproofing membrane lay paste in on the prefabricated plate outside and the basement lateral wall of post-cast strip both sides.

2. The basement exterior wall post-cast strip waterproof structure of claim 1, characterized in that: and sealing layers are arranged at the joints of the two sides of the prefabricated plate and the side wall of the basement.

3. The basement exterior wall post-cast strip waterproof structure of claim 2, characterized in that: waterproof mortar is brushed at the joint of the two sides of the prefabricated slab and the side wall of the basement to form the sealing layer.

4. The basement exterior wall post-cast strip waterproof structure of claim 3, characterized in that: one side of the sealing layer, which is far away from the precast slab, is an inclined plane, one side of the inclined plane is attached to the side face of the precast slab and is flush with the outer side of the precast slab, and the other side of the inclined plane is attached to the side wall of the underground chamber.

5. The basement exterior wall post-cast strip waterproof structure of any one of claims 1-4, wherein: the prefabricated plate is adhered and fixed on the side wall of the basement.

6. The basement exterior wall post-cast strip waterproof structure of claim 5, characterized in that: the prefabricated slab is fixed on the side wall of the underground chamber through waterproof universal glue.

7. The basement exterior wall post-cast strip waterproof structure of any one of claims 1-4, wherein: the prefabricated plate is a UHPC plate.

8. The basement exterior wall post-cast strip waterproof structure of any one of claims 1-4, wherein: the thickness of the prefabricated plate is 20 mm.

9. The basement exterior wall post-cast strip waterproof structure of claim 1, characterized in that: waterproof rubber strips are clamped between the two sides of the precast slab and the side wall of the underground chamber.

10. The basement exterior wall post-cast strip waterproof structure of claim 9, characterized in that: the cross section of each waterproof adhesive tape is U-shaped, and the two waterproof adhesive tapes are correspondingly buckled on two sides of the precast slab.