CN112392173A - Construction method of self-locking hollow block wall - Google Patents

Construction method of self-locking hollow block wall Download PDF

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Publication number
CN112392173A
CN112392173A CN202011395495.4A CN202011395495A CN112392173A CN 112392173 A CN112392173 A CN 112392173A CN 202011395495 A CN202011395495 A CN 202011395495A CN 112392173 A CN112392173 A CN 112392173A
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CN
China
Prior art keywords
self
locking hollow
construction
mortar
block
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011395495.4A
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Chinese (zh)
Inventor
徐振东
蒋喆
刘震
吴江清
徐学舟
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Wuxi Municipal Facility Construction Engineering Co ltd
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Wuxi Municipal Facility Construction Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Municipal Facility Construction Engineering Co ltd filed Critical Wuxi Municipal Facility Construction Engineering Co ltd
Priority to CN202011395495.4A priority Critical patent/CN112392173A/en
Publication of CN112392173A publication Critical patent/CN112392173A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2/14Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2/14Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element
    • E04B2/16Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element using elements having specially-designed means for stabilising the position
    • E04B2/18Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element using elements having specially-designed means for stabilising the position by interlocking of projections or inserts with indentations, e.g. of tongues, grooves, dovetails
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C1/00Building elements of block or other shape for the construction of parts of buildings
    • E04C1/39Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C1/00Building elements of block or other shape for the construction of parts of buildings
    • E04C1/39Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra
    • E04C1/397Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra serving for locating conduits
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/22Tools or apparatus for setting building elements with mortar, e.g. bricklaying machines
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2002/0202Details of connections
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2002/0256Special features of building elements

Abstract

The invention relates to the technical field of wall construction, in particular to a construction method of a self-locking hollow block wall. The method comprises the steps of construction preparation, building block stacking, base layer cleaning, wall body setting-out, mortar preparation, mortar setting and leveling and building of the building blocks. When the self-locking hollow building blocks are constructed on the wall, the self-locking hollow building blocks are tightly combined up and down, and mortar is filled in gaps of the self-locking hollow building blocks, so that the automatic righting of the building blocks is realized, the construction quality of the wall is improved, and the construction is easy for constructors to construct; the construction method for building can adopt a dry building method, has simple process, convenient operation and high construction speed, saves mortar, and solves the defects of complex construction process and long construction period of the traditional wall body; the construction method provided by the invention can correspondingly adjust the construction parameters and reasonably construct under different environments, and the application range of the construction method is expanded.

Description

Construction method of self-locking hollow block wall
Technical Field
The invention relates to the technical field of wall construction, in particular to a construction method of a self-locking hollow block wall.
Background
With the gradual deepening of the construction resource-saving society work in China, a plurality of cities have limited the use of solid clay bricks, the concrete hollow blocks are rapidly developed immediately, the application of the concrete hollow blocks breaks through the limitation that only houses in peasant houses and villages and towns are built in the past, and the concrete hollow blocks are gradually tried to be applied to multi-story and middle-high-rise buildings. The advantages of small building blocks, land saving, waste utilization, convenient construction, low comprehensive engineering cost and the like are fully embodied and are gradually socially recognized. However, the traditional hollow building block has the defects of complex construction process, easy cracking of the wall surface, easy water leakage, poor heat insulation performance, high requirements on the masonry technology and proficiency of workers and the like.
In order to meet the development requirement, the construction technology of the green and environment-friendly hollow building block which is high in construction efficiency, easy to guarantee construction quality is urgently adopted.
Disclosure of Invention
The applicant provides a self-locking hollow block wall construction method with a reasonable structure aiming at the defects in the prior art, so that the wall construction efficiency and the structural strength of the constructed wall are improved, the waterproof and heat-insulating performance of the wall is improved, the comprehensive construction cost is reduced, and the construction difficulty is reduced.
The technical scheme adopted by the invention is as follows:
a construction method of a self-locking hollow block wall body comprises the following steps:
construction preparation: calculating the number of skins and the number of rows of the self-locking hollow blocks according to the size of the self-locking hollow blocks and the size of a construction wall body, and drawing a skin number rod;
stacking the building blocks: classifying and stacking the self-locking hollow blocks according to the model grades, and arranging waterproof cloth at the lowest part of each stacking pile to prevent the self-locking hollow blocks from contacting dust and water;
cleaning a base layer: removing sundries on the masonry surface to ensure that the surface of the masonry surface is smooth and clean;
paying off the wall: according to the construction drawing and the size requirement of the building blocks in the building drawing, the position lines such as the axial line, the outer side line, the door and window opening line and the like of the longitudinal and transverse wall body are released;
preparing mortar: the mortar is prepared by stirring through a mechanical stirring device, and the mass ratio of each component in the mortar is as follows: the sand is 1:5.68, the stirring time is more than or equal to 2 minutes, the consistency of the stirred mortar is 70-80 mm, and the layering thickness is less than or equal to 10 mm;
setting and leveling slurry: placing a first skin block according to the released position line of the wall body, wherein the first skin block is made of common perforated bricks and is leveled by releasing lines;
building blocks: laying a first skin self-locking hollow block on a first skin block, knocking out the bottom convex rib of the first skin self-locking hollow block during masonry, so that the first skin block and the first skin self-locking hollow block are closely combined up and down, then arranging the first skin self-locking hollow block in sequence to build the self-locking hollow block, the self-locking hollow blocks on the upper skin and the lower skin are constructed in a staggered joint mode, the construction length is half of that of the self-locking hollow block, the self-locking hollow blocks at the longitudinal and transverse wall junction are constructed in a skin-biting joint mode and a staggered joint mode, and the gap of each self-locking hollow block is filled with self-locking mortar.
Further, when the mortar is prepared, when the construction environment temperature is lower than 30 ℃, the prepared mortar needs to be used within 3 hours, when the construction environment temperature exceeds 30 ℃, the prepared mortar needs to be used within 2 hours, and if the prepared mortar has a bleeding phenomenon, the prepared mortar is mixed again before masonry.
Further, a wet laying method or a dry laying method may be employed in laying the block.
Further, the wet bricking method comprises the following specific steps: before building, wetting common building blocks and self-locking hollow building blocks, flushing sundries on the surfaces of the building blocks, building a block to correct a block from a corner or a positioning block when each block starts, and filling mortar at transverse and vertical seams; knocking off the convex ribs on the side surface of the exposed end of the self-locking hollow block by using a masonry knife, and plugging the exposed end of the self-locking hollow block by using a plugging block or concrete, wherein the groove in the upper part of the self-locking hollow block is filled and leveled by using mortar or fine stone concrete in the same length of the plugging block; when the wall body is built to the last skin of the top surface, the waterproof ribs at the top of the self-locking hollow building blocks are knocked off, construction is carried out at the joint of the self-locking hollow building blocks and the upper structure by adopting a wedge-shaped building method, and the self-locking hollow building blocks are not matched with modules and are filled with fine aggregate concrete.
Further, in the wet bricking method: when the wall body has no door and window openings, reinforced concrete belts are arranged in grooves at the tops of the self-locking hollow blocks every 4-6 sheets of the self-locking hollow blocks; when the wall body is provided with a door and window opening, a reinforced concrete belt is arranged on the top groove of the self-locking hollow block below the opening and the self-locking hollow block on the lintel at the top of the opening.
Further, in the wet bricking method: the interface between the self-locking hollow building block and the beam, column or concrete wall is provided with a thin steel wire net before plastering, and then plastering with waterproof mortar.
Further, the dry-masonry method comprises the following specific steps: during construction, a wall body is built by common building blocks and self-locking hollow building blocks, the formed wall body is watered and moistened, mortar is filled at the transverse and vertical joints or pressure is applied during wall plastering, the mortar is squeezed into the mortar joints, the fullness of the mortar joints is required to reach more than 80%, two tie bars are arranged in the height position of every two self-locking hollow building blocks, and the length of the tie bars extending into the wall body is not less than 1000 mm.
Further, in the dry-masonry method: the steel wire mesh is arranged at the joint interface of the self-locking hollow building block and the beam, the column or the concrete wall; a15-20 mm gap is reserved between the top skin self-locking hollow building block and the beam bottom or the slab bottom of the upper floor, similarly, the top skin is used for knocking off the waterproof ribs at the top of the self-locking hollow building block, and then a flexible connecting material meeting the deformation requirement is filled in the gap.
Furthermore, when the average temperature of a continuous 5-day balance is lower than 5 ℃ or the lowest temperature of the day is lower than 0 ℃, the construction in winter is carried out, winter construction measures are taken, frozen matters such as frost and the like are removed before the building of small-size building blocks used in the winter construction, the consistency of the construction mortar in winter is increased to be more than 88mm, the building mortar is mixed by common silicate cement, frozen blocks with the diameter of more than 10mm cannot be contained in the sand, and the use temperature of the mortar is not lower than 5 ℃.
Furthermore, rain-proof measures should be taken during construction in rainy season, the mortar is prevented from being washed by rainwater, the thickness of the mortar is reduced to be less than 50mm, the construction height is less than or equal to 1.2m every day, the surface of the wall body is covered during work collection, the verticality of the wall body is checked again after heavy rain, and the building blocks which are washed and drenched when meeting water are dried and then are checked by professionals for use.
The invention has the following beneficial effects: when the wall is constructed, the self-locking hollow blocks are tightly combined up and down, and mortar is filled in gaps of the self-locking hollow blocks, so that the automatic alignment of the blocks is realized, the construction quality of the wall is improved, and the construction is easy for constructors to carry out construction; the transverse slot of the self-locking hollow block can facilitate the passage of a water and electricity pipeline with the diameter not more than 25mm, and damage procedures such as punching and cutting the self-locking hollow block are avoided; the construction method for building can adopt a dry building method, has simple process, convenient operation and high construction speed, saves mortar, and solves the defects of complex construction process and long construction period of the traditional wall body; the grooves of the self-locking hollow building blocks are convenient to configure with reinforcing steel bars during construction, and the transverse reinforced concrete belts are arranged, so that the crack resistance and the integrity of the wall are enhanced, and the engineering quality of the wall is ensured; the self-locking hollow building blocks can prevent rainwater from permeating into the wall along the mortar joints, have good impermeability, and effectively solve the common problem of water seepage of the traditional wall; the internal transverse rib structure of the self-locking hollow building block not only enhances the overall strength of the building block, but also plays a role in separation, and prevents chain reaction caused by the fracture of a certain building block; the construction method provided by the invention can correspondingly adjust the construction parameters and reasonably construct under different environments, and the application range of the construction method is expanded.
Detailed Description
The following describes specific embodiments of the present invention.
The invention comprises the following steps:
the method comprises the following steps: preparation for construction
And (4) calculating the number of the skins and the number of rows of the self-locking hollow blocks according to the size of the self-locking hollow blocks and the size of the construction wall body, and drawing the number of the skins and the number of the rows of the self-locking hollow blocks.
Step two: building block stacking
The self-locking hollow blocks are classified and stacked according to model grades, and waterproof cloth is arranged at the lowest part of each stacking pile, so that the self-locking hollow blocks are prevented from contacting dust and water.
Step three: cleaning of substrate
And impurities on the masonry surface are removed, and the surface of the masonry surface is ensured to be smooth and clean.
Step four: wall body paying-off
And according to the construction drawing and the size requirement of the building blocks in the building drawing, the position lines such as the axial lines, the outer side lines, the door and window opening lines and the like of the longitudinal and transverse wall bodies are released.
Step five: prepared mortar
The mortar is prepared by stirring through a mechanical stirring device, and the mass ratio of each component in the mortar is as follows: the sand accounts for 1:5.68, the stirring time is more than or equal to 2 minutes, the consistency of the stirred mortar is 70-80 mm, and the layering thickness is less than or equal to 10 mm.
It should be noted that: when the construction environment temperature is lower than 30 ℃, the prepared mortar needs to be used within 3 hours; when the construction environment temperature exceeds 30 ℃, the prepared mortar needs to be used within 2 hours. If the prepared mortar has bleeding phenomenon, the prepared mortar is mixed again before masonry.
Step six: sit thick liquid and make level
And D, placing a first skin block according to the position line of the wall body released in the step four, wherein the first skin block is made of common perforated bricks, and the first skin block is leveled by paying off.
Step seven: building block masonry
The first skin self-locking hollow block is placed on the first skin block, and the bottom convex rib of the first skin self-locking hollow block is knocked out during masonry, so that the first skin block and the first skin self-locking hollow block are tightly combined up and down. And then sequentially arranging and building the self-locking hollow blocks on the first skin self-locking hollow block, wherein the self-locking hollow blocks on the upper skin and the lower skin are constructed in a staggered manner, and the construction length is half of that of the self-locking hollow blocks. The self-locking hollow building blocks at the junctions of the longitudinal and transverse walls are separately occluded and staggered and built, and the gaps of the self-locking hollow building blocks are filled with mortar.
In the block laying, a wet laying method or a dry laying method can be employed.
The wet bricking method comprises the following specific steps: before building, the common building blocks and the self-locking hollow building blocks are wetted, impurities on the surfaces of the building blocks are washed away, one building block is built to correct one building block from a corner or a positioning building block at the beginning of each building block, and mortar is filled in transverse and vertical seams. The exposed end of the self-locking hollow block is knocked off the convex rib on the side surface by a masonry knife and is plugged by a plugging block or concrete, and the groove on the upper part of the self-locking hollow block is filled and leveled by mortar or fine stone concrete in the same length of the plugging block. When the wall body is built to the last skin of the top surface, the waterproof ribs at the top of the self-locking hollow building blocks are knocked off, construction is carried out at the joint of the self-locking hollow building blocks and the upper structure by adopting a wedge-shaped building method, and the self-locking hollow building blocks are not matched with modules and are filled with fine aggregate concrete.
The case of using the wet masonry method requires attention is:
(1) when the wall body has no door and window openings, reinforced concrete belts are arranged in grooves at the tops of the self-locking hollow blocks every 4-6 sheets of the self-locking hollow blocks; when the wall body is provided with a door and window opening, a reinforced concrete belt is arranged on the top groove of the self-locking hollow block below the opening and the self-locking hollow block on the lintel at the top of the opening.
(2) The interface of the self-locking hollow block and the beam, the column or the concrete wall is provided with a thin steel wire net before painting, and then is plastered by waterproof mortar, so as to achieve the purposes of reinforcing the wall and preventing cracking and falling.
The concrete method of the dry-masonry method is as follows: during construction, a wall body is built by common building blocks and self-locking hollow building blocks, then the formed wall body is watered and moistened, mortar is filled at the transverse and vertical joints or pressure is applied during wall plastering, the mortar is squeezed into mortar joints, and the plumpness of the mortar joints is required to reach more than 80%. Two tie bars are arranged in the height positions of every two self-locking hollow building blocks, and the tie bars extend into the wall body by not less than 1000 mm.
The dry-laying method needs to be carefully adopted in the following cases:
(1) and a steel wire mesh is arranged at the joint of the self-locking hollow building block and the beam, the column or the concrete wall.
(2) A15-20 mm gap is reserved between the top skin self-locking hollow building block and the beam bottom or the slab bottom of the upper floor, similarly, the top skin is used for knocking off the waterproof ribs at the top of the self-locking hollow building block, and then a flexible connecting material meeting the deformation requirement is filled in the gap.
Construction conditions in winter: and (3) entering winter construction when the average temperature of the continuous 5 balances is lower than 5 ℃ or the lowest temperature of the day is lower than 0 ℃, and adopting winter construction measures. Before building the small-size building blocks used in winter construction, frozen objects such as frost and the like should be removed. The thickness of the construction mortar is increased to over 88mm in winter, the masonry mortar is mixed by common Portland cement, frozen blocks with the diameter of more than 10mm cannot be contained in the mortar, and the use temperature of the mortar is not lower than 5 ℃.
Construction conditions in rainy season: when the masonry is carried out in rainy season, rain-proof measures are needed, the mortar is prevented from being washed by rainwater, and the consistency of the mortar is reduced to below 50 mm; the building height is less than or equal to 1.2m every day, the surface of the wall body is covered during work collection, the verticality of the wall body is checked after heavy rain, and the building blocks which are sprayed with water are dried and used after being checked by professionals.
The above description is intended to be illustrative and not restrictive, and the scope of the invention is defined by the appended claims, which may be modified in any manner within the scope of the invention.

Claims (10)

1. A construction method of a self-locking hollow block wall is characterized by comprising the following steps:
construction preparation: calculating the number of skins and the number of rows of the self-locking hollow blocks according to the size of the self-locking hollow blocks and the size of a construction wall body, and drawing a skin number rod;
stacking the building blocks: classifying and stacking the self-locking hollow blocks according to the model grades, and arranging waterproof cloth at the lowest part of each stacking pile to prevent the self-locking hollow blocks from contacting dust and water;
cleaning a base layer: removing sundries on the masonry surface to ensure that the surface of the masonry surface is smooth and clean;
paying off the wall: according to the construction drawing and the size requirement of the building blocks in the building drawing, the position lines such as the axial line, the outer side line, the door and window opening line and the like of the longitudinal and transverse wall body are released;
preparing mortar: the mortar is prepared by stirring through a mechanical stirring device, and the mass ratio of each component in the mortar is as follows: the sand is 1:5.68, the stirring time is more than or equal to 2 minutes, the consistency of the stirred mortar is 70-80 mm, and the layering thickness is less than or equal to 10 mm;
setting and leveling slurry: placing a first skin block according to the released position line of the wall body, wherein the first skin block is made of common perforated bricks and is leveled by releasing lines;
building blocks: laying a first skin self-locking hollow block on a first skin block, knocking out the bottom convex rib of the first skin self-locking hollow block during masonry, so that the first skin block and the first skin self-locking hollow block are closely combined up and down, then arranging the first skin self-locking hollow block in sequence to build the self-locking hollow block, the self-locking hollow blocks on the upper skin and the lower skin are constructed in a staggered joint mode, the construction length is half of that of the self-locking hollow block, the self-locking hollow blocks at the longitudinal and transverse wall junction are constructed in a skin-biting joint mode and a staggered joint mode, and the gap of each self-locking hollow block is filled with self-locking mortar.
2. The construction method of the self-locking hollow block wall body as claimed in claim 1, wherein: when the mortar is prepared, when the construction environment temperature is lower than 30 ℃, the prepared mortar needs to be used within 3 hours, when the construction environment temperature exceeds 30 ℃, the prepared mortar needs to be used within 2 hours, and if the prepared mortar has a bleeding phenomenon, the prepared mortar is mixed again before masonry.
3. The construction method of the self-locking hollow block wall body as claimed in claim 1, wherein: in the building of the block, a wet building method or a dry building method can be employed.
4. The construction method of the self-locking hollow block wall body as claimed in claim 3, wherein: the wet bricking method comprises the following specific steps: before building, wetting common building blocks and self-locking hollow building blocks, flushing sundries on the surfaces of the building blocks, building a block to correct a block from a corner or a positioning block when each block starts, and filling mortar at transverse and vertical seams; knocking off the convex ribs on the side surface of the exposed end of the self-locking hollow block by using a masonry knife, and plugging the exposed end of the self-locking hollow block by using a plugging block or concrete, wherein the groove in the upper part of the self-locking hollow block is filled and leveled by using mortar or fine stone concrete in the same length of the plugging block; when the wall body is built to the last skin of the top surface, the waterproof ribs at the top of the self-locking hollow building blocks are knocked off, construction is carried out at the joint of the self-locking hollow building blocks and the upper structure by adopting a wedge-shaped building method, and the self-locking hollow building blocks are not matched with modules and are filled with fine aggregate concrete.
5. The construction method of the self-locking hollow block wall body as claimed in claim 4, wherein: in the wet bricking method: when the wall body has no door and window openings, reinforced concrete belts are arranged in grooves at the tops of the self-locking hollow blocks every 4-6 sheets of the self-locking hollow blocks; when the wall body is provided with a door and window opening, a reinforced concrete belt is arranged on the top groove of the self-locking hollow block below the opening and the self-locking hollow block on the lintel at the top of the opening.
6. The construction method of the self-locking hollow block wall body as claimed in claim 4, wherein: in the wet bricking method: the interface between the self-locking hollow building block and the beam, column or concrete wall is provided with a thin steel wire net before plastering, and then plastering with waterproof mortar.
7. The construction method of the self-locking hollow block wall body as claimed in claim 3, wherein: the dry-laying method comprises the following specific steps: during construction, a wall body is built by common building blocks and self-locking hollow building blocks, the formed wall body is watered and moistened, mortar is filled at the transverse and vertical joints or pressure is applied during wall plastering, the mortar is squeezed into the mortar joints, the fullness of the mortar joints is required to reach more than 80%, two tie bars are arranged in the height position of every two self-locking hollow building blocks, and the length of the tie bars extending into the wall body is not less than 1000 mm.
8. The construction method of the self-locking hollow block wall body as claimed in claim 7, wherein: the dry-laying method comprises the following steps: the steel wire mesh is arranged at the joint interface of the self-locking hollow block and the beam, the column or the concrete wall, a gap of 15-20 mm is reserved between the top skin self-locking hollow block and the beam bottom or the slab bottom of the upper floor, similarly, the top skin is used for knocking off the waterproof rib at the top of the self-locking hollow block, and then a flexible connecting material meeting the deformation requirement is embedded in the gap.
9. The construction method of the self-locking hollow block wall body as claimed in claim 1, wherein: when the average temperature of a continuous 5-balance is lower than 5 ℃ or the lowest temperature of the day is lower than 0 ℃, the construction in winter is carried out, winter construction measures are adopted, frozen matters such as frost and the like are removed before the building of small-size building blocks used in the winter construction, the consistency of the construction mortar in winter is increased to be more than 88mm, the building mortar is mixed by common silicate cement, frozen blocks with the diameter of more than 10mm cannot be contained in the sand, and the use temperature of the mortar is not lower than 5 ℃.
10. The construction method of the self-locking hollow block wall body as claimed in claim 1, wherein: when the building is built in rainy season, rain-proof measures are needed, the mortar is prevented from being washed by rainwater, the thickness of the mortar is reduced to be less than 50mm, the building height is less than or equal to 1.2m every day, the surface of the wall body is covered when the building is in operation, the verticality of the wall body is checked again after heavy rain, and the building blocks which are washed and drenched when meeting water are dried and then are used after being checked by professionals.
CN202011395495.4A 2020-12-03 2020-12-03 Construction method of self-locking hollow block wall Pending CN112392173A (en)

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