阅读说明：本技术 一种建筑物外墙施工工艺 (Construction process for building outer wall ) 是由 姜坤 张思斌 覃鹤 卢华 郁健 万廷荣 刘璇 周雨婷 甘衡 李美涛 于 2019-12-12 设计创作，主要内容包括：本发明提供一种建筑物外墙施工工艺,包括：提供外墙本体、多块保温装饰一体板和多根锚杆,将锚杆的一端嵌埋于保温装饰一体板以内,使锚杆的另一端向外延伸,再在外墙本体表面相应位置处埋设多个锚套；将水和水泥按照1:的质量配比拌和均匀制得粘结剂；将粘结剂涂抹在保温装饰一体板嵌埋有锚杆的表面上,再将保温装饰一体板依次粘结于外墙本体表面上并使锚杆与锚套过盈配合。采用本发明的技术方案,通过同时采用粘结和锚固两种方式将保温装饰一体板铺贴在建筑物外墙表面上,增强了保温装饰一体板铺贴的牢固性和可靠性,提升了施工质量,延长了建筑物外墙使用寿命,使锚固件外端端部能够隐藏于保温装饰一体板以内,增添了建筑物外墙的美观。(The invention provides a construction process of an outer wall of a building, which comprises the following steps: providing an outer wall body, a plurality of heat-insulation and decoration integrated plates and a plurality of anchor rods, embedding one end of each anchor rod in the heat-insulation and decoration integrated plates, extending the other end of each anchor rod outwards, and embedding a plurality of anchor sleeves in corresponding positions on the surface of the outer wall body; uniformly mixing water and cement according to the mass ratio of 1: to prepare a binder; and (3) coating a binder on the surface of the heat-insulation and decoration integrated plate embedded with the anchor rod, and then sequentially bonding the heat-insulation and decoration integrated plate on the surface of the outer wall body to enable the anchor rod to be in interference fit with the anchor sleeve. By adopting the technical scheme of the invention, the heat-insulation and decoration integrated board is paved and pasted on the surface of the outer wall of the building by adopting two modes of bonding and anchoring, so that the firmness and reliability of paving and pasting of the heat-insulation and decoration integrated board are enhanced, the construction quality is improved, the service life of the outer wall of the building is prolonged, the end part of the outer end of the anchoring part can be hidden in the heat-insulation and decoration integrated board, and the attractiveness of the outer wall of the building is increased.)

1. A construction process of an outer wall of a building is characterized in that: the method comprises the following steps:

the method comprises the following steps: providing an outer wall body (1), a plurality of heat-insulation and decoration integrated plates (2) and a plurality of anchor rods (3), embedding one ends of the anchor rods (3) in the heat-insulation and decoration integrated plates (2), enabling the other ends of the anchor rods (3) to extend outwards, and embedding a plurality of anchor sleeves (4) at corresponding positions on the surface of the outer wall body (1);

step two: preparing a binder (5): uniformly mixing water and cement according to the mass ratio of 1 (4-4.5) to prepare a binder (5);

step three: and (3) smearing the adhesive (5) in the step two on the surface of the heat-insulation and decoration integrated plate (2) embedded with the anchor rod (3) in the step one, then sequentially adhering the heat-insulation and decoration integrated plate (2) on the surface of the outer wall body (1) and sleeving the anchor rod (3) in the anchor sleeve (4), wherein the anchor rod (3) and the anchor sleeve (4) are in interference fit.

2. A construction process for an exterior wall of a building as claimed in claim 1, wherein: the construction process of the building outer wall further comprises the following steps:

before a plurality of anchor sleeves (4) are buried at corresponding positions on the surface of the outer wall body (1), cement mortar with the strength grade not lower than M7.5 is coated on the surface of the outer wall body (1) for leveling.

3. A construction process for an exterior wall of a building as claimed in claim 2, wherein: the coating thickness of the cement mortar is not less than 12 mm.

4. A construction process for an exterior wall of a building as claimed in claim 1, wherein: the construction process of the building outer wall further comprises the following steps:

before the third step, sprinkling water on the surface of the outer wall body (1) to soak the surface of the outer wall body (1), and then performing the third step.

5. A construction process for an exterior wall of a building as claimed in claim 1, wherein: the interval time between the completion of the second step and the implementation of the third step is not more than 2 hours.

6. A construction process for an exterior wall of a building as claimed in claim 1, wherein: and in the third step, the adhesive (5) is coated on the heat-preservation and decoration integrated plate (2) to be 8-12 mm thick.

7. A construction process for an exterior wall of a building as claimed in claim 1, wherein: in the third step, the density of the positions where the adhesive (5) is smeared on the surface of each heat-preservation and decoration integrated plate (2) is 8-10 smearing positions per square meter.

8. A construction process for an exterior wall of a building as claimed in claim 1, wherein: the construction process of the building outer wall further comprises the following steps:

after the third step is finished, a plate seam is formed between the opposite edges of the two adjacent heat-preservation and decoration integrated plates (2), a sealing rod (6) is filled into the plate seam, a sealing layer (7) is filled into the surface of the sealing rod (6) in the plate seam and is leveled, then the masking paper is adhered to the opening of the plate seam to cover the sealing layer (7), and the masking paper is torn off after the sealing layer (7) is solidified.

9. A construction process for an exterior wall of a building as claimed in claim 8, wherein: the sealing rod (6) is made of foam plastic.

10. A construction process for an exterior wall of a building as claimed in claim 8, wherein: the sealing layer (7) is made of weather-resistant silicone sealant.

Technical Field

The invention relates to the technical field of building engineering, in particular to a construction process of an outer wall of a building.

Background

In the outer wall engineering of buildings, various functional decorative wallboards are generally required to be paved on the surface of the outer wall of the building, so as to improve the surface aesthetic degree of the building outer wall, on the other hand, the building outer wall has the corresponding functions of heat preservation, heat resistance or earthquake resistance and the like, the heat preservation and decoration integrated plate is a composite plate which is produced by factory prefabrication and integrates a composite heat preservation material and a decoration material, the composite board is widely applied to the paving engineering of the outer wall of the building, in the prior art, the composite board is generally adhered and paved by adopting an adhesive or anchored on the surface of the outer wall of the building by using an anchoring piece when being paved, however, when the adhesive is used, the bonding strength of the adhesive is very limited, the paving quality and the service life of the composite board of the outer wall of the building are influenced, when the composite board is anchored by the anchoring part, the end part of the anchoring part is exposed outside the composite board, so that the appearance of the outer wall of the building is affected.

Disclosure of Invention

In order to solve the technical problem, the invention provides a construction process of an outer wall of a building.

The invention is realized by the following technical scheme.

The invention provides a construction process of an outer wall of a building, which comprises the following steps:

the method comprises the following steps: providing an outer wall body, a plurality of heat-insulation and decoration integrated plates and a plurality of anchor rods, embedding one end of each anchor rod into the heat-insulation and decoration integrated plates, extending the other end of each anchor rod outwards, and embedding a plurality of anchor sleeves at corresponding positions on the surface of the outer wall body;

step two: preparing a binder: uniformly mixing water and cement according to the mass ratio of 1: to prepare a binder;

step three: and (3) coating the adhesive in the step two on the surface of the heat-insulation and decoration integrated plate embedded with the anchor rod in the step one, sequentially adhering the heat-insulation and decoration integrated plate on the surface of the outer wall body, sleeving the anchor rod in the anchor sleeve, and enabling the anchor rod and the anchor sleeve to be in interference fit.

The construction process of the building outer wall further comprises the following steps:

and before a plurality of anchor sleeves are embedded at corresponding positions on the surface of the outer wall body, cement mortar with the strength grade not lower than M7.5 is coated on the surface of the outer wall body for leveling.

The coating thickness of the cement mortar is not less than 12 mm.

The construction process of the building outer wall further comprises the following steps:

and before the third step, sprinkling water on the surface of the outer wall body to soak the surface of the outer wall body, and then performing the third step.

The interval time between the completion of the second step and the implementation of the third step is not more than 2 hours.

And in the third step, the adhesive is coated on the heat-preservation and decoration integrated plate to be 8-12 mm in thickness.

In the third step, the density of the positions on the surface of each thermal insulation and decoration integrated board, which are coated with the adhesive, is 8-10 coating positions per square meter.

The construction process of the building outer wall further comprises the following steps:

after the third step is finished, a board seam is formed between the opposite edges of the two adjacent heat-preservation and decoration integrated boards, a sealing rod is filled into the board seam, a sealing layer (7) is filled into the surface of the sealing rod in the board seam and is leveled, then the masking paper is adhered to the opening of the board seam to cover the sealing layer, and the masking paper is torn off after the sealing layer is solidified.

The sealing rod is made of foam plastic.

The sealing layer is made of weather-resistant silicone sealant.

The invention has the beneficial effects that: by adopting the technical scheme of the invention, the heat-insulation and decoration integrated board is paved and adhered on the surface of the outer wall of the building in two ways of bonding and anchoring, on one hand, the bonding and anchoring enhance the firmness and reliability of paving and adhering of the heat-insulation and decoration integrated board, improve the construction quality and prolong the service life of the outer wall of the building, and on the other hand, the end part of the outer end of the anchoring part can be hidden in the heat-insulation and decoration integrated board, thereby increasing the beauty of the outer wall of the building. In addition, the sealing rod made of the foamed plastic is used for processing plate seams formed by the edges of two adjacent heat-preservation and decoration integrated plates, so that the appearance of the outer wall of the building is further improved, and meanwhile, the sealing rod made of the foamed plastic also has a corresponding heat-preservation effect and can effectively improve the heat-preservation function of the outer wall of the building.

Drawings

FIG. 1 is a process flow diagram of the present invention.

In the figure: 1-an outer wall body, 2-a heat-preservation decoration integrated plate, 3-an anchor rod, 4-an anchor sleeve, 5-an adhesive, 6-a sealing rod and 7-a sealing layer.

Detailed Description

The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.

As shown in fig. 1, the invention provides a construction process of an outer wall of a building, which comprises the following steps:

the method comprises the following steps: providing an outer wall body 1, a plurality of heat-insulation and decoration integrated plates 2 and a plurality of anchor rods 3, embedding one ends of the anchor rods 3 in the heat-insulation and decoration integrated plates 2, extending the other ends of the anchor rods 3 outwards, and embedding a plurality of anchor sleeves 4 at corresponding positions on the surface of the outer wall body 1;

step two: preparing a binder 5: uniformly mixing water and cement according to the mass ratio of 1: 4-4.5 to prepare a binder 5; in addition, the construction process of the building outer wall also comprises the following steps: before the third step, water is sprayed on the surface of the outer wall body 1 to soak the surface of the outer wall body 1, and then the third step is carried out. By adopting the technical scheme of the invention, the outer wall body 1 is soaked in advance, so that the excessive evaporation of water in the adhesive can be effectively avoided, and a foundation is laid for improving the adhesion quality and firmness. Further, it is preferable that the interval between the completion of the second step and the performance of the third step is not more than 2 hours.

Step three: and (3) coating the adhesive 5 in the step two on the surface of the heat-insulation and decoration integrated plate 2 embedded with the anchor rod 3 in the step one, sequentially adhering the heat-insulation and decoration integrated plate 2 on the surface of the outer wall body 1, sleeving the anchor rod 3 in the anchor sleeve 4, and enabling the anchor rod 3 and the anchor sleeve 4 to be in interference fit.

Further, the construction process of the building outer wall also comprises the following steps:

before a plurality of anchor sleeves 4 are embedded at corresponding positions on the surface of the outer wall body 1, cement mortar with the strength grade not lower than M7.5 is coated on the surface of the outer wall body 1 for leveling. Preferably, the coating thickness of the cement mortar is not less than 12 mm. And in the third step, the adhesive 5 is coated on the heat insulation and decoration integrated plate 2 to be 8-12 mm thick. In the third step, the position density of the adhesive 5 coated on the surface of each heat-insulating and decorating integrated plate 2 is 8-10 coating positions per square meter.

In addition, the construction process of the building outer wall also comprises the following steps:

after the third step is completed, a board seam is formed between the opposite edges of the two adjacent heat-preservation and decoration integrated boards 2, a sealing rod 6 is filled into the board seam, a sealing layer 7 is filled on the surface of the sealing rod 6 in the board seam and is leveled, then the masking paper is adhered to the opening of the board seam to cover the sealing layer 7, and the masking paper is torn off after the sealing layer 7 is solidified. The material of the sealing rod 6 is preferably foam. The sealing layer 7 is made of weather-resistant silicone sealant.

Further, by adopting the technical scheme of the invention, the spliced paving structure of the building outer wall and the heat-insulation and decoration integrated plate 2 is obtained as shown in fig. 1, the spliced paving structure of the building outer wall and the heat-insulation and decoration integrated plate 2 comprises an outer wall body 1, a plurality of heat-insulation and decoration integrated plates 2 and a plurality of anchor rods 3, an anchor sleeve 4 is embedded in the surface of the outer wall body 1, one end of each anchor rod 3 is embedded in the heat-insulation and decoration integrated plate 2, the other end of each anchor rod 3 extends outwards, the heat-insulation and decoration integrated plates 2 are bonded on the surface of the outer wall body 1 through a bonding agent 5, the anchor rods 3 are sleeved in the anchor sleeves 4, and the anchor rods 3 and the anchor sleeves 4 are in.

Further, a plate seam is formed between the opposite edges of the two adjacent heat-insulation and decoration integrated plates 2, a sealing rod 6 is filled in the plate seam, and a sealing layer 7 which is flush with the outer surface of the heat-insulation and decoration integrated plate 2 is filled on the surface of the sealing rod 6. Preferably, the number of the embedded anchor rods 3 in each heat insulation and decoration integrated plate 2 is not less than 4. The central axis of the anchor rod 3 is vertical to the surface of the heat-insulating and decorative integrated plate 2. The depth of the anchor rod 3 embedded in the heat-insulation and decoration integrated plate 2 is not less than 5 mm. The embedding depth of the anchor sleeve 4 is not less than 25 mm.

By adopting the technical scheme of the invention, the heat-insulation and decoration integrated board is paved and adhered on the surface of the outer wall of the building in two ways of bonding and anchoring, on one hand, the bonding and anchoring enhance the firmness and reliability of paving and adhering of the heat-insulation and decoration integrated board, improve the construction quality and prolong the service life of the outer wall of the building, and on the other hand, the end part of the outer end of the anchoring part can be hidden in the heat-insulation and decoration integrated board, thereby increasing the beauty of the outer wall of the building. In addition, the sealing rod made of the foamed plastic is used for processing plate seams formed by the edges of two adjacent heat-preservation and decoration integrated plates, so that the appearance of the outer wall of the building is further improved, and meanwhile, the sealing rod made of the foamed plastic also has a corresponding heat-preservation effect and can effectively improve the heat-preservation function of the outer wall of the building.