CN114086585B - Waterproof internal and external corner prefabrication construction method - Google Patents
Waterproof internal and external corner prefabrication construction method Download PDFInfo
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- CN114086585B CN114086585B CN202111404396.2A CN202111404396A CN114086585B CN 114086585 B CN114086585 B CN 114086585B CN 202111404396 A CN202111404396 A CN 202111404396A CN 114086585 B CN114086585 B CN 114086585B
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- 238000010276 construction Methods 0.000 title claims abstract description 93
- 238000009417 prefabrication Methods 0.000 title claims abstract description 21
- 239000011449 brick Substances 0.000 claims abstract description 98
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 239000004567 concrete Substances 0.000 claims description 41
- 239000011083 cement mortar Substances 0.000 claims description 30
- 239000004570 mortar (masonry) Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000011469 building brick Substances 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 abstract description 9
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 12
- 239000004568 cement Substances 0.000 description 10
- 238000002156 mixing Methods 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 239000011381 foam concrete Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000007710 freezing Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000002969 artificial stone Substances 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
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- 230000003993 interaction Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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Abstract
The application provides a waterproof yin and yang angle prefabrication construction method, and belongs to the field of building construction. The waterproof internal and external corner prefabrication construction method comprises the following steps: acquiring a construction drawing of a construction site; calculating the sizes and the numbers of the internal corner precast blocks, the external corner precast blocks of the vertical face and the external corner precast blocks at the top according to the sizes of the construction sites recorded in the construction drawing; manufacturing an internal corner prefabricated block, a facade external corner prefabricated block and a top external corner prefabricated block; constructing a foundation, and building a brick bed-jig; plastering the surface of the brick wall and forming a plastering layer; and pouring a cushion layer. The foundation is built into the facade internal angle precast block, the bottom internal angle precast block, the brick wall, the facade external angle precast block and the top external angle precast block, and the brick moulding bed is formed on the foundation, so that the waterproof hollowing of the yin and yang angle part of the foundation is avoided, the waterproof quality of the foundation is improved, the difficulty in construction of the yin and yang angles is greatly reduced, and the construction efficiency is improved.
Description
Technical Field
The application relates to the field of building construction, in particular to a waterproof internal and external corner prefabrication construction method.
Background
At present, in the construction process of waterproof yin and yang corners of a building engineering wall body, due to the limitation of space of the yin and yang corners, plastering operation is difficult, the phenomena of unsmooth and straight yin and yang corners, poor impression and the like of wall plastering are easily caused, yin and yang corners are measured by adopting a yin and yang angle ruler in the later inspection and acceptance process, the forming qualification rate of the yin and yang corners is poor, and bad impressions are caused for units such as supervision, owners and the like.
In addition, this situation also causes that the internal and external corners need to be polished, repaired and other treatment works before the subsequent coating and other working procedures are performed, and a great deal of manpower and financial resources are wasted. Meanwhile, when the internal and external corners of the wall body are constructed on site, a corner straightener corresponding to the internal corner and the external corner is needed, and the on-site construction causes a plurality of inconveniences, so that the high-efficiency construction is not facilitated.
Disclosure of Invention
In view of the above, the application aims to overcome the defects in the prior art and provide a waterproof internal and external corner prefabrication construction method.
The application provides the following technical scheme: a waterproof internal and external corner prefabrication construction method comprises the following steps: a waterproof internal and external corner prefabrication construction method comprises the following steps:
s1, acquiring a construction drawing of a construction site;
s2, calculating the sizes and the numbers of the bottom internal corner precast block, the elevation external corner precast block and the top external corner precast block according to the size of the foundation and the size of the foundation in the construction site recorded in the construction drawing;
s3, manufacturing and obtaining a bottom internal corner prefabricated block, a vertical surface external corner prefabricated block and a top external corner prefabricated block;
s4, building precast blocks, namely building bottom reentrant corner precast blocks at the connection parts of the foundations and the foundations, building facade reentrant corner precast blocks at the reentrant corners of two adjacent foundations, building bricks at the tops of the bottom reentrant corner precast blocks, and forming brick walls;
when the brick wall, the bottom internal corner precast block, the facade external corner precast block and the facade internal corner precast block are built, building a top external corner precast block on the top of the brick wall, and forming a brick bed-jig;
s5, plastering on one side of the brick wall close to the foundation, and forming a plastering layer on the surface of the brick wall;
s6, pouring a cushion layer on the surface of the foundation.
In some embodiments of the present application, in step S2, by casting concrete in the bottom inside corner block mold, the elevation outside corner block mold, and the top outside corner block mold;
and after the concrete is finally set, respectively taking out the concrete precast blocks in the bottom internal corner precast block mould, the elevation external corner precast block mould and the top external corner precast block mould, and obtaining the bottom internal corner precast block, the elevation external corner precast block and the top external corner precast block.
Further, in step S4, the bottom reentrant corner precast block is built at the connection portion of the foundation and the foundation by the dry and hard cement mortar, and a dry and hard cement mortar layer is formed between the bottom reentrant corner precast block and the foundation.
Further, in step S4, after the top external corner precast block is built, filling masonry mortar on the arc surface of the facade external corner precast block at the top end of the brick bed-jig, and forming a first arc surface by plastering, wherein the first arc surface is smoothly connected with the arc surface of the top external corner precast block;
and the circular arc surface of the elevation internal corner precast block at the bottom end of the brick bed die is filled with masonry mortar, a second circular arc surface is formed by plastering, and the second circular arc surface is smoothly connected with the circular arc surface of the bottom internal corner precast block.
Further, in step S5, watering and wetting the brick wall before plastering;
when the brick wall is free of clear water, plastering is started, cement mortar is uniformly pressed and smeared on the brick wall, so that the surface of the plastering layer is smooth and compact, and the thickness of the plastering layer is not less than 10mm.
Further, the bottom internal corner prefabricated block, the vertical surface external corner prefabricated block and the top external corner prefabricated block are all provided with arc surfaces;
the arc angle of the bottom internal angle prefabricated block, the arc angle of the elevation external angle prefabricated block and the arc angle of the top external angle prefabricated block are identical.
Further, the vertical distance from the side, away from the foundation, of the arc surface of the elevation internal angle precast block to the foundation is equal to the vertical distance from the side, away from the foundation, of the top external angle precast block to the foundation.
Further, the vertical distance from the side of the upper surface of the bottom internal corner prefabricated block away from the foundation to the foundation is equal to the vertical distance from the side of the vertical surface internal corner prefabricated block away from the foundation to the foundation.
Further, the vertical distance from the side of the elevation internal angle precast block far away from the foundation to the foundation is equal to the vertical distance from the side of the elevation external angle precast block far away from the foundation to the foundation.
Further, the difference between the vertical distance from the side of the elevation internal angle precast block far away from the foundation to the foundation and the vertical distance from the side of the brick wall far away from the foundation to the foundation is equal to the thickness value of the plastering layer.
Embodiments of the present application have the following advantages: after the bottom reentrant corner precast block is built at the connection part of the foundation and the foundation, the building of the elevation reentrant corner precast block, the brick wall and the elevation reentrant corner precast block is alternately carried out, so that the construction efficiency is greatly improved, the top reentrant corner precast block is built at the top of the brick wall, a brick bed-jig is formed, the waterproof hollows of the yin and yang corner part of the foundation are avoided, the waterproof quality of the foundation is improved, the construction difficulty of the yin and yang corner is greatly reduced, the plastering amount of the yin and yang corner and the plastering time of the yin and yang corner are reduced, the construction efficiency is improved, the construction period is shortened, and the elevation of a cushion layer and the elevation of the brick bed-jig are controlled.
In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 illustrates a flow chart of a waterproof inside and outside corner prefabrication construction method provided by some embodiments of the present application;
fig. 2 is a schematic structural view of a waterproof corner prefabrication construction according to some embodiments of the present application;
FIG. 3 shows an enlarged view of the section A-A of FIG. 2;
FIG. 4 shows an enlarged view of a section B-B of FIG. 2;
FIG. 5 shows an enlarged view of a section view of section C-C of FIG. 2;
FIG. 6 is a schematic view showing a view angle of a vertical inside corner prefabricated section according to some embodiments of the present application;
FIG. 7 is a schematic view showing a view of a bottom inside corner prefabricated section according to some embodiments of the present application;
FIG. 8 is a schematic view showing a structure of a top external corner prefabricated section according to some embodiments of the present application;
fig. 9 is a schematic view showing a view angle of a vertical external corner prefabricated section according to some embodiments of the present application.
Description of main reference numerals:
1-brick moulding bed; 100-bottom internal corner precast blocks; 200-facade internal angle precast blocks; 300-top external corner precast block; 400-plastering layer; 500-brick walls; 600-cushion layer; 700-a dry hard cement mortar layer; 800-a first arc surface; 900-a second arc surface; 1100-facade external corner precast block.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the templates herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, some embodiments of the present application provide a waterproof inside and outside corner prefabrication construction method, which includes the steps of:
and S1, acquiring a construction drawing of a construction site.
Specifically, a drawing of a construction site is obtained according to an actual construction site. And the construction position and the dimension of the construction position are marked on the construction drawing, meanwhile, the proportion between the drawing dimension and the actual construction dimension is marked, and the construction efficiency is improved.
And S2, calculating the sizes and the numbers of the bottom internal corner precast block, the vertical surface external corner precast block 1100 and the top external corner precast block according to the size of the foundation and the size of the foundation in the construction site recorded in the construction drawing.
As shown in fig. 2, in particular, according to the size of the construction site recorded in the construction drawing, the sizes and the numbers of the bottom reentrant corner prefabricated block 100, the facade reentrant corner prefabricated block 200, the facade reentrant corner prefabricated block 1100 and the top reentrant corner prefabricated block 300 are calculated, and meanwhile, according to the construction conditions, the spare bottom reentrant corner prefabricated block 100, the facade reentrant corner prefabricated block 200, the facade reentrant corner prefabricated block 1100 and the top reentrant corner prefabricated block 300 are reserved, so that the bottom reentrant corner prefabricated block 100, the facade reentrant corner prefabricated block 200, the facade reentrant corner prefabricated block 1100 and the top reentrant corner prefabricated block 300 are prevented from being damaged and the phenomenon of insufficient numbers of the bottom reentrant corner prefabricated block 100, the facade reentrant corner prefabricated block 200 or the top reentrant corner prefabricated block 300 occurs in the construction process, thereby improving the construction efficiency and the construction progress.
And S3, manufacturing and obtaining a bottom internal corner prefabricated block, a vertical external corner prefabricated block 1100 and a top external corner prefabricated block.
Specifically, the dimensions and the number of the bottom reentrant corner block 100, the facade reentrant corner block 200, the facade reentrant corner block 1100, and the top reentrant corner block 300 are manufactured and obtained in combination with the calculation in the step S2, and concrete is uniformly poured into the bottom reentrant corner block 100 mold, the facade reentrant corner block 200 mold, the facade reentrant corner block 1100, and the top reentrant corner block 300 mold, thereby forming the bottom reentrant corner block 100, the facade reentrant corner block 200, the facade reentrant corner block 1100, and the top reentrant corner block 300.
After the bottom reentrant corner block 100, the facade reentrant corner block 200, the facade reentrant corner block 1100, and the top reentrant corner block 300 are formed, they are taken out from the mold and placed in a curing room for curing, so as to improve the strength of the bottom reentrant corner block 100, the facade reentrant corner block 200, the facade reentrant corner block 1100, and the top reentrant corner block 300, and simultaneously improve the manufacturing efficiency of the bottom reentrant corner block 100, the facade reentrant corner block 200, the facade reentrant corner block 1100, and the top reentrant corner block 300.
Wherein, the curing time for the bottom internal corner prefabricated section 100, the vertical external corner prefabricated section 200, the vertical external corner prefabricated section 1100 and the top external corner prefabricated section 300 is not less than 7 days.
Step S4, building precast blocks, namely building bottom reentrant corner precast blocks at the connection parts of the foundations and the foundations, building facade reentrant corner precast blocks at the reentrant corners of two adjacent foundations, building bricks at the tops of the bottom reentrant corner precast blocks, and forming brick walls;
when the brick wall, the bottom internal corner precast block, the elevation external corner precast block and the elevation internal corner precast block are built, the top external corner precast block is built at the top of the brick wall, and a brick bed-jig is formed.
The facade internal corner precast block 200 is built at the internal corner connecting part of two adjacent foundations, the bottom internal corner precast block 100 is built at the internal corner connecting part of the foundation and the foundation, meanwhile, the facade external corner precast block 1100 is built at the external corner connecting part of two adjacent foundations, when the bottom internal corner precast block is completed, bricks are built above the bottom internal corner precast block 100, and the brick wall 500 is formed.
Before the foundation is constructed, the foundation is flattened, and the flatness of the foundation is ensured. After the brick wall 500, the bottom internal corner precast block 100, the elevation internal corner precast block 200 and the elevation external corner precast block 1100 are built, the top external corner precast block 300 is built on the top of the brick wall 500, and the brick bed-jig 1 is formed.
Before construction, the bearing capacity of the foundation should meet the design requirement.
Firstly, the bottom internal corner precast block 100 is built, when the bottom internal corner precast block 100 is built, the brick wall, the facade internal corner precast block 200 and the facade external corner precast block 1100 can be built synchronously, and after the brick wall is built, the top external corner precast block is built at the top of the brick wall, so that the stability and the construction efficiency of the building of the bottom internal corner precast block 100, the facade internal corner precast block 200 and the facade external corner precast block 1100 are improved.
Specifically, the bottom reentrant corner precast block 100 is laid with dry and hard cement mortar, and when the bottom reentrant corner precast block 100 is laid, a dry and hard cement mortar layer 700 is formed between the foundation and the bottom reentrant corner precast block 100, and the bottom reentrant corner precast block 100 is laid at the reentrant corner connection part of the foundation and the foundation. Meanwhile, the elevation internal corner precast block 200 is laid at the internal corner connecting portion of two adjacent foundations, and the elevation external corner precast block 1100 is laid at the external corner connecting portion of two adjacent foundations.
The thickness of the dry-hardening cement mortar layer 700 may be specifically set according to practical situations.
Specifically, the brick wall 500 is built on the top of the bottom internal corner precast block 100 through cement mortar, and the vertical through seam is avoided according to the principle of upper and lower staggered seams in the building process, so that the integrity, stability and bearing capacity of the brick wall 500 are improved.
When the brick wall 500 is built, the construction of the top external corner precast block 300 is performed. Specifically, the top external corner precast block 300 is uniformly laid on the top of the brick wall 500 by cement mortar.
In the process of building the bottom internal corner precast block 100, the vertical internal corner precast block 200, the brick wall 500, the vertical external corner precast block 1100 and the top external corner precast block 300, mortar joints should be kept full, so that the building quality is improved.
Wherein, the mortar joint refers to a mortar layer between two bricks when the wall body is built. I.e. the seam is smeared after the bricks are bonded by mortar when the wall is built.
And S5, plastering on one side of the brick wall close to the foundation, and forming a plastering layer on the surface of the brick wall.
After the precast block is built, plastering is carried out on one side of the brick wall close to the foundation, a plastering layer is formed on the surface of the brick wall, and the plastering layer is evenly and evenly plastered through a trowel.
The thickness of the plastering layer can be specifically set according to practical situations.
The plastering means that plastering mortar is smeared on the surface of a base material, has the functions of protecting a base layer and increasing the beauty, and provides a special function for a system construction process of a building. Wherein, provide safeguard function to the wall body through plastering, protect the wall body from wind, rain, snow's erosion, increase the dampproofing, weather proof, thermal-insulated ability of wall, improve the durability of wall body, thermal performance. In addition, the wall surface attractiveness can be improved through plastering, indoor air is improved, and living comfort is improved.
S6, pouring a cushion layer on the surface of the foundation.
Specifically, after the construction of the brick bed-jig 1 is completed, a cushion layer 600 is poured on the surface of the foundation. Pouring of the cushion layer 600 is performed in a concrete pouring mode, vibration is performed in the pouring process, air bubbles in concrete are discharged, forming strength of the cushion layer 600 is improved, the surface of the cushion layer 600 is ground flat before initial setting of the concrete of the cushion layer 600, air holes on the surface of the cushion layer 600 are reduced, and forming quality of the cushion layer 600 and flatness of the surface are improved.
Note that, the cushion layer 600 refers to a structural layer provided below the base layer. The main functions of the water-proof and anti-freezing agent are water-proof, water-draining and anti-freezing, so as to improve the working conditions of a base layer and a soil base.
In some embodiments of the present application, in step S2, concrete is prepared by mixing crushed stone, sand, cement and water in proportion and uniformly stirring, and pouring the prepared concrete in the bottom inside corner prefabricated section mold, the elevation outside corner prefabricated section 1100 and the top outside corner prefabricated section mold.
In the pouring process, the concrete in the mould is inserted and rammed through the ramming rod, so that the concrete in the mould is compact. After pouring, compacting and trowelling the surface of the concrete in the mould by wiping, and placing the mould with the concrete in a shade place.
And after the concrete in the bottom internal corner precast block mould, the vertical surface external corner precast block 1100 and the top external corner precast block mould is finally solidified, taking out the concrete precast blocks in the bottom internal corner precast block mould, the vertical surface external corner precast block 1100 and the top external corner precast block mould, and placing the concrete precast blocks in a curing room for curing, wherein the curing time is at least 7 days.
After curing is completed, a bottom internal corner prefabricated section 100, a vertical internal corner prefabricated section 200, a vertical external corner prefabricated section 1100 and a top external corner prefabricated section 300 are formed. Wherein, the proportion among broken stone, sand, cement and water can be specifically set according to actual conditions.
In some embodiments of the present application, the bottom reentrant block 100 is built at a connection portion of the foundation and the foundation by the dry and hard cement mortar, and the dry and hard cement mortar layer 700 is formed between the bottom reentrant block 100 and the foundation in step S4.
The dry and hard cement mortar is prepared by uniformly mixing sand, cement and water according to a proportion, wherein the proportion of the sand, the cement and the water can be specifically set according to actual conditions.
In step S4, the surface of the brick wall is watered and wetted before plastering, when no clear water exists on the surface of one side of the brick wall close to the foundation, plastering is started, so as to improve the attaching firmness of mortar on the surface of the brick wall, improve plastering quality, uniformly press and smear cement mortar on the surface of the brick wall, and enable the surface of a plastering layer to be flat and compact, wherein the thickness of the plastering layer is not less than 10mm, thereby improving the quality of the plastering layer 400.
The cement mortar is prepared by uniformly mixing cement and water according to a proportion. The ratio of cement to water can be specifically set according to the actual situation.
As shown in fig. 2 to 5, in some embodiments of the present application, after the top external corner prefabricated section 300 is built, in step S5, masonry mortar is filled in the circular arc surfaces of the elevation internal corner prefabricated sections 200 at the top and bottom ends of the brick bed-jig 1, and a first circular arc surface 800 is formed by plastering, and the first circular arc surface 800 at the top end of the brick bed-jig 1 is smoothly connected with the circular arc surface of the top external corner prefabricated section 300. The arc angle of the first arc surface 800 is equal to the arc angle of the arc surface of the top external corner prefabricated block 300, so as to improve the smoothness and the aesthetic property of the surface of the brick molding bed 1.
Meanwhile, the masonry mortar is filled in the arc surfaces of the facade external corner precast blocks 1100 at the top end and the bottom end of the brick bed-jig 1, a second arc surface 900 is formed by plastering, the second arc surface 900 at the bottom end of the brick bed-jig 1 is smoothly connected with the arc surface of the bottom internal corner precast block 100, and the second arc surface 900 at the top end of the brick bed-jig 1 is smoothly connected with the arc surface of the top external corner precast block. The arc angle of the second arc surface 900 is equal to the arc angle of the arc surface of the facade external angle prefabricated block 1100, so as to improve the smoothness and the aesthetic property of the surface of the brick bed-jig 1.
As shown in fig. 3 to 9, in some embodiments of the present application, in order to improve flatness of a basic inside corner, the bottom inside corner prefabricated section 100, the elevation inside corner prefabricated section 200, the elevation outside corner prefabricated section 1100, and the top outside corner prefabricated section 300 each have an arc surface, and the arc angle of the bottom inside corner prefabricated section, the arc angle of the elevation outside corner prefabricated section, and the arc angle of the top outside corner prefabricated section are the same.
The arc surface of the bottom internal corner precast block 100 is attached to the internal corner connecting portion of the foundation and the foundation, the arc surface of the elevation internal corner precast block 200 is attached to the internal corner connecting portion of the two foundations, the arc surface of the top external corner precast block 300 is located at the top of the brick wall, and the elevation external corner precast block 1100 is attached to the external corner connecting portion of the two foundations.
It should be noted that, when plastering of the brick wall is completed and the plastering layer 400 is formed, the arc surfaces of the bottom internal corner precast block 100 are respectively built at the bottom internal corner of the plastering layer 400, the arc surfaces of the elevation internal corner precast block are built at the elevation internal corner of the plastering layer, the elevation external corner precast block 1100 is built at the elevation external corner of the plastering layer, meanwhile, the brick wall is formed above the bottom internal corner precast block by pasting and the top external corner precast block is built at the top of the brick wall.
Specifically, the right angle surface of the bottom internal corner precast block 100 is flush with the right angle surface of the facade external corner precast block 1100, the right angle surface of the top external corner precast block and the right angle surface of the facade internal corner precast block respectively, and the surfaces of the bottom internal corner precast block 100, the facade internal corner precast block 200, the facade external corner precast block 1100 and the top external corner precast block 300 do not need plastering, so that the plastering amount and plastering time are reduced, the construction efficiency is improved, and the construction cost is reduced.
As shown in fig. 2 to 4, in some embodiments of the present application, the surface of the cushion layer 600 is tangent to the bottom end of the circular arc surface of the bottom internal corner prefabricated block 100, so that the secondary construction of the connection portion between the cushion layer 600 and the bottom internal corner prefabricated block 100 is avoided, thereby reducing the construction cost and improving the construction efficiency. Meanwhile, the surface of the plastering layer 400 is tangent to the top end of the circular arc surface of the bottom internal corner precast block 100, so that secondary construction of the connection part between the plastering layer 400 and the bottom internal corner precast block 100 is avoided, the construction cost is reduced, and the construction efficiency is improved.
As shown in fig. 2 to 4, in some embodiments of the present application, the vertical distance from the side of the circular arc surface of the elevation negative angle prefabricated section 200, which is close to the foundation, to the foundation is equal to the vertical distance from the side of the top positive angle prefabricated section 300, which is far from the foundation, to the foundation, so that the elevation negative angle prefabricated section 200 and the top positive angle prefabricated section 300 can be smoothly connected through cement mortar, and the secondary construction of the connection portion between the opposite elevation negative angle prefabricated section 200 and the top positive angle prefabricated section 300 is avoided, thereby reducing the construction cost and improving the construction efficiency.
As shown in fig. 2 to 5, in some embodiments of the present application, the top external corner prefabricated section 300 is positioned at the top of the brick wall 500, and the upper surface of the top external corner prefabricated section 300 is parallel to the upper surface of the mat layer 600, so that the bottom internal corner prefabricated section 100, the elevation internal corner prefabricated section 200, the elevation external corner prefabricated section 1100 and the top external corner prefabricated section 300 are prevented from being inclined during the construction process, and the construction quality of the top external corner prefabricated section 300, the bottom internal corner prefabricated section 100 and the elevation internal corner prefabricated section 200 is improved.
In addition, the brick wall 500 is made of brick pavement. Specifically, the bricks are uniformly laid on the foundation by cement mortar, and the brick wall 500 is formed.
It should be noted that the inside corner refers to a corner recessed in a wall surface, and is also called an inside corner, such as four corners of a house in a room. The external corner is a corner protruding from the wall surface. It can be understood that the bottom internal corner prefabricated section 100 and the vertical internal corner prefabricated section 200 are cuboid or cubic, one right-angle surface of the bottom internal corner prefabricated section 100 and the vertical internal corner prefabricated section 200 is an inward concave arc surface, the top external corner prefabricated section 300 is cuboid or cubic, and one right-angle surface of the top external corner prefabricated section 300 is an outward convex arc surface.
The dimensions of the bottom internal corner prefabricated block 100, the vertical external corner prefabricated block 200, the vertical external corner prefabricated block 1100 and the top external corner prefabricated block 300 can be set according to actual construction conditions, and the bottom internal corner prefabricated block 100, the vertical internal corner prefabricated block 200, the vertical external corner prefabricated block 1100 and the top external corner prefabricated block 300 are used as the basis for controlling the elevation of the brick molding bed 1 and the dimension of the brick molding bed 1. Meanwhile, the bottom reentrant corner precast block 100 is used as a basis for the elevation of the cushion 600.
The elevation refers to the vertical distance between the average sea level and the highest point (surface) of a certain place. In some embodiments of the application, the elevation is a starting point of the elevation with the construction foundation as a zero point.
The brick bed mould 1 is a form of a template system and is generally used for basic engineering.
Specifically, the bottom reentrant corner precast block 100 is laid on the position where the foundation surface is connected with the foundation through the dry and hard cement mortar, the elevation reentrant corner precast block 200 is laid on the position where two adjacent foundations are connected through the cement mortar, and the mortar joints between the adjacent bottom reentrant corner precast block 100 and the elevation reentrant corner precast block 200 are full, and the edges of the mortar joints are flush with the surfaces of the bottom reentrant corner precast block 100, the elevation reentrant corner precast block 200 and the elevation reentrant corner precast block 1100, so that the construction quality is improved. Through laying the bottom reentrant corner prefabricated section 100 at the connecting portion of basis and foundation through dry and hard cement mortar, lay the facade reentrant corner prefabricated section 200 at the connecting portion of two adjacent foundations through cement mortar simultaneously, improved the efficiency of construction greatly, reduced simultaneously the input to the manpower and materials of plastering of construction site reentrant corner to the construction progress has been improved, construction cost has been reduced.
In some embodiments of the application, the mortar joints are mortar layers between adjacent bricks, adjacent bottom inside corner prefabricated sections 100, mortar layers between inside corner prefabricated sections 200, mortar layers between adjacent top outside corner prefabricated sections 300, mortar layers between adjacent outside corner prefabricated sections 1100, mortar layers between bottom inside corner prefabricated sections 100, inside corner prefabricated sections 200 and bricks, and mortar layers between outside corner prefabricated sections 1100 and bricks.
The dry and hard cement mortar is cement mortar with lower slump, namely, water is added less during mixing, the cement mortar is scattered into particles when one meter of high pine hands freely fall on the ground, and the cement mortar is prepared based on the condition that the cement mortar is 'clustered by hand and flowering by falling on the ground'. The dry and hard cement can better dissolve inorganic cementing materials, so that the cement can be softened not only in water, but also can be well oxidized and combined in air.
As shown in fig. 3 to 5, in some embodiments of the present application, in order to improve the construction quality and the flatness of the surface of the tile-shaped film 1, the vertical distance from the side of the upper surface of the bottom inside corner prefabricated section 100 away from the foundation to the foundation, and the vertical distance from the side of the elevation inside corner prefabricated section 200 away from the foundation to the foundation are equal to the vertical distance from the side of the top outside corner prefabricated section 300 away from the foundation, so that the surfaces of the bottom inside corner prefabricated section 100, the elevation inside corner prefabricated section 200, the elevation outside corner prefabricated section 1100 and the top outside corner prefabricated section 300 do not need to be plastered after the paving of the bottom inside corner prefabricated section 100, the elevation inside corner prefabricated section 200, the elevation outside corner prefabricated section 1100 and the top outside corner prefabricated section 300 is completed. In addition, the bottom internal corner prefabricated block 100, the vertical surface internal corner prefabricated block 200, the vertical surface external corner prefabricated block 1100 and the top external corner prefabricated block 300 can be used as the basis for controlling the elevation of the brick molding bed 1 and the size of the brick molding bed 1.
Specifically, the bottom internal corner precast block 100, the elevation internal corner precast block 200, the elevation external corner precast block 1100 and the top external corner precast block 300 are paved and pasted through cement mortar, and the mortar joints are full, so that the engineering quality is improved, the phenomenon of water-proof hollowing at the internal corners and external corners is avoided, and the water-proof quality of the internal corners and the external corners is improved.
As shown in fig. 2 to 5, in some embodiments of the present application, the vertical distance from the side of the elevation negative angle prefabricated section 200 to the foundation is greater than the vertical distance from the side of the brick wall 500 to the foundation, such that the bottom negative angle prefabricated section 100, the elevation negative angle prefabricated section 200, the elevation positive angle prefabricated section 1100, and the top positive angle prefabricated section 300 are disposed in the circumferential direction of the brick wall 500 and form the brick bed-jig 1 with the brick wall 500. Meanwhile, plastering is performed on the surface of the brick wall 500, a plastering layer 400 is formed, and the surface of the brick bed mould 1 is subjected to leveling treatment through the plastering layer 400, so that the smoothness and the attractiveness of the surface of the brick bed mould 1 are improved.
Specifically, the surface of the plastering layer 400 is flush with the connection parts of the bottom internal corner precast block 100, the elevation internal corner precast block 200, the elevation external corner precast block 1100 and the top external corner precast block 300 respectively, and plastering is directly performed on the surface of the brick wall 500, so that the construction difficulty is greatly reduced, and the construction efficiency and the construction quality are improved.
In some embodiments of the application, as shown in fig. 5, the thickness of the plastering layer 400 is not less than 10mm in order to improve the flatness of the surface of the brick bed mould 1. The thickness of the plastering layer 400 may be specifically set according to practical situations, and in some embodiments of the present application, the thickness of the plastering layer 400 is 12mm.
In some embodiments of the present application, in step S3, the top external corner prefabricated section 300, the facade external corner prefabricated section 1100, the bottom internal corner prefabricated section 100 and the facade internal corner prefabricated section 200 are further provided, so that the situation that the top external corner prefabricated section 300, the facade external corner prefabricated section 1100, the bottom internal corner prefabricated section 100 and the facade internal corner prefabricated section 200 are damaged during the construction process and the transportation process, and the construction progress is affected is avoided.
The number of the top external corner prefabricated blocks 300, the elevation external corner prefabricated blocks 1100, the bottom internal corner prefabricated blocks 100 and the elevation internal corner prefabricated blocks 200 can be specifically limited according to practical situations, so that the fluency in the construction process is improved.
In some embodiments of the present application, in step S2, the bottom internal corner prefabricated section 100, the elevation internal corner prefabricated section 200, the elevation external corner prefabricated section 1100, and the top external corner prefabricated section 300 are manufactured by concrete casting. Wherein the concrete comprises ordinary concrete, lightweight aggregate concrete, aerated concrete and foam concrete. Specifically, the bottom internal corner precast block 100, the vertical internal corner precast block 200, the vertical external corner precast block 1100 and the top external corner precast block 300 are formed by casting in a mold after the common concrete, the lightweight aggregate concrete, the aerated concrete and the foam concrete are uniformly mixed. When the brick molding bed 1 is built, the bottom internal corner precast block 100, the elevation internal corner precast block 200, the elevation external corner precast block 1100 or the top external corner precast block 300 can be cut according to the use size, thereby improving the construction efficiency.
The proportion among the common concrete, the lightweight aggregate concrete, the aerated concrete and the foam concrete can be specifically set according to actual conditions.
The common concrete is artificial stone which is prepared by taking cement as a main cementing material, mixing with water, sand and stones, adding chemical additives and mineral admixture when necessary, mixing according to a proper proportion, uniformly stirring, compacting, molding, curing and hardening.
The lightweight aggregate concrete is also called lightweight concrete (Light Weight Concrete, abbreviated as LC) and is prepared from lightweight coarse aggregate (ceramsite), common sand, cement and water, and has strength grade of LC15-LC 60. The lightweight aggregate concrete has the characteristics of light dead weight, high strength, heat preservation, heat insulation, shock resistance, seepage resistance and the like, and can lighten the dead weight by more than 20-30 percent compared with common concrete with the same grade.
The aerated concrete has the advantages of light volume weight, high heat preservation performance, good sound absorption effect, certain strength and workability.
In addition, the foam concrete mixture is a novel light heat-insulating material containing a large number of closed pores, and has good heat preservation, heat insulation and durability.
In addition, in order to improve the strength of the bottom inside corner prefabricated section 100, the elevation inside corner prefabricated section 200, the elevation outside corner prefabricated section 1100, and the top outside corner prefabricated section 300, the compressive strength of the bottom inside corner prefabricated section 100, the elevation inside corner prefabricated section 200, and the top outside corner prefabricated section 300 is not less than C15. Wherein, the strength grade of the concrete refers to the compressive strength of the concrete. According to the standard of the concrete strength test evaluation standard (GB/T50107-2010), the strength grade of concrete is determined according to the standard value of the cube compressive strength. The symbol C is adopted together with the standard value of the compressive strength of the cube (in N/mm 2 The method comprises the steps of carrying out a first treatment on the surface of the Or MPa).
In some embodiments of the present application, in order to improve construction efficiency and construction progress, after the hard cement mortar is laid, the laying of the bottom reentrant corner precast block 100, the elevation reentrant corner precast block 200, the elevation reentrant corner precast block 1100, and the wall bricks may be inserted, thereby saving a construction period and improving construction efficiency.
In some embodiments of the application, the foundation refers to a load bearing member that contacts the bottom of the building with the foundation, and its function is broadly to transfer the load of the upper part of the building to the foundation. The foundation must be strong, stable and reliable. The part of the structural members below the ground of the engineering structure, which are used for transmitting the load of the upper structure to the foundation, are important components of houses, bridges, wharfs and other structures.
Any particular values in all examples shown and described herein are to be construed as merely illustrative and not a limitation, and thus other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The above examples merely represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application.
Claims (9)
1. The waterproof internal and external corner prefabrication construction method is characterized by comprising the following steps of:
s1, acquiring a construction drawing of a construction site;
s2, calculating the sizes and the numbers of the bottom internal corner precast block, the elevation external corner precast block and the top external corner precast block according to the size of the foundation and the size of the foundation in the construction site recorded in the construction drawing;
s3, manufacturing and obtaining a bottom internal corner prefabricated block, a vertical surface external corner prefabricated block and a top external corner prefabricated block;
s4, building precast blocks, namely building bottom reentrant corner precast blocks at the connection parts of the foundations and the foundations, building facade reentrant corner precast blocks at the reentrant corners of two adjacent foundations, building bricks at the tops of the bottom reentrant corner precast blocks, and forming brick walls;
when the brick wall, the bottom internal corner precast block, the facade external corner precast block and the facade internal corner precast block are built, building a top external corner precast block on the top of the brick wall, and forming a brick bed-jig;
s5, plastering on one side of the brick wall close to the foundation, watering and wetting the brick wall before plastering, and when no clear water exists on the brick wall, plastering the brick wall, uniformly pressing and plastering cement mortar on the brick wall to enable the surface of a plastering layer to be flat and compact, and forming a plastering layer on the surface of the brick wall, wherein the thickness of the plastering layer is not less than 10mm;
the surface of the plastering layer is flush with the connecting parts of the bottom internal corner precast block, the elevation external corner precast block and the top external corner precast block respectively;
s6, pouring a cushion layer on the surface of the foundation.
2. The waterproof inside and outside corner prefabrication construction method according to claim 1, wherein in step S2, concrete is poured into a bottom inside corner prefabricated block mold, a vertical outside corner prefabricated block mold and a top outside corner prefabricated block mold;
and after the concrete is finally set, respectively taking out the concrete precast blocks in the bottom internal corner precast block mould, the elevation external corner precast block mould and the top external corner precast block mould, and obtaining the bottom internal corner precast block, the elevation external corner precast block and the top external corner precast block.
3. The waterproof inside and outside corner prefabrication construction method according to claim 1, wherein in step S4, the bottom inside corner prefabricated section is built at the connection part of the foundation and the foundation by the dry and hard cement mortar, and a dry and hard cement mortar layer is formed between the bottom inside corner prefabricated section and the foundation.
4. The waterproof internal and external corner prefabrication construction method according to claim 1, wherein in step S4, after the top external corner prefabricated section is built, the circular arc surface of the vertical external corner prefabricated section at the top end of the brick bed-jig is filled with masonry mortar, a first circular arc surface is formed by plastering, and the first circular arc surface is smoothly connected with the circular arc surface of the top external corner prefabricated section;
and the circular arc surface of the elevation internal corner precast block at the bottom end of the brick bed die is filled with masonry mortar, a second circular arc surface is formed by plastering, and the second circular arc surface is smoothly connected with the circular arc surface of the bottom internal corner precast block.
5. The waterproof inside and outside corner prefabrication construction method according to claim 2, wherein the bottom inside corner prefabrication block, the elevation outside corner prefabrication block and the top outside corner prefabrication block all have arc surfaces;
the arc angle of the bottom internal angle prefabricated block, the arc angle of the elevation external angle prefabricated block and the arc angle of the top external angle prefabricated block are identical.
6. The waterproof inside and outside corner prefabrication construction method according to claim 2, wherein the vertical distance from the side of the circular arc surface of the elevation inside corner prefabricated section far away from the foundation to the foundation is equal to the vertical distance from the side of the top outside corner prefabricated section far away from the foundation to the foundation.
7. The waterproof inside and outside corner prefabrication construction method according to claim 1, wherein a vertical distance from a side of the upper surface of the bottom inside corner prefabricated section, which is far from the foundation, to the foundation is equal to a vertical distance from a side of the elevation inside corner prefabricated section, which is far from the foundation, to the foundation.
8. The method according to claim 1, wherein a vertical distance from a side of the facade internal corner prefabricated block away from the foundation to the foundation is equal to a vertical distance from a side of the facade external corner prefabricated block away from the foundation to the foundation.
9. The method according to claim 1, wherein a difference between a vertical distance from a side of the elevation negative angle prefabricated block away from the foundation to the foundation and a vertical distance from a side of the brick wall away from the foundation to the foundation is equal to a thickness value of the plastering layer.
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| CN108035354A (en) * | 2017-11-30 | 2018-05-15 | 中国冶集团有限公司 | A kind of construction method of GRC cement plates brick mold |
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