阅读说明：本技术 一种建筑施工砖渣换填施工方法 (Brick slag replacement and filling construction method for building construction ) 是由 陈康伟 张海龙 郑海威 马文超 杜晓卫 于 2019-11-01 设计创作，主要内容包括：本发明公开了一种建筑施工砖渣换填施工方法,包括将砖渣通过筛选装置筛选除掉其中的塑料等有害垃圾,利用破碎锤对其中的大块进行破碎,并由专业人员对其进行质量检测,清除施工场地表土,对清表土后的基底进行碾压,对碾压后的基底表面进行洒水湿润,并填筑砂砾垫层进行密实碾压,在密实碾压后的砂砾垫层上填筑合格的砖渣层,并整平预压。与现有技术相比的优点在于：本发明对清表土后的基底表面填筑砂砾垫层后,进而填筑砖渣层,使得砖渣层更为坚固,对基底和砖渣层都进行了洒水湿润,有效防止两者后期二次吸水,影响工程质量,采用了分层填筑和多布碾压,保证了砖渣换填的质量。(The invention discloses a construction method for replacing and filling brick slag in building construction, which comprises the steps of screening the brick slag by a screening device to remove harmful garbage such as plastics and the like, crushing large blocks in the brick slag by using a crushing hammer, carrying out quality detection on the large blocks by a professional, removing surface soil of a construction site, rolling a substrate with the surface soil removed, sprinkling water to wet the surface of the rolled substrate, filling a gravel cushion layer for dense rolling, filling a qualified brick slag layer on the densely rolled gravel cushion layer, and leveling and pre-pressing. Compared with the prior art, the method has the advantages that: according to the invention, after the gravel cushion layer is filled on the surface of the substrate after the surface soil is removed, the brick slag layer is filled, so that the brick slag layer is firmer, the substrate and the brick slag layer are wetted by sprinkling water, the influence on the engineering quality caused by the secondary water absorption in the later period of the substrate and the brick slag layer is effectively prevented, and the quality of brick slag replacement and filling is ensured by adopting layered filling and multi-cloth rolling.)

1. A brick slag replacement and filling construction method for building construction is characterized by comprising the following steps: the method for replacing and filling the building construction site by using the brick slag comprises the following steps:

step 1, screening brick slag by a screening device to remove harmful garbage such as plastics and the like, crushing large blocks in the brick slag by using a crushing hammer, and performing quality detection on the large blocks by professional staff;

step 2, removing surface soil of the construction site, and rolling the substrate after the surface soil is removed;

step 3, sprinkling water to wet the ground surface, and filling a gravel cushion layer to carry out dense grinding;

step 4, filling a qualified brick slag layer on the compacted and rolled gravel cushion layer, and leveling and prepressing;

step 5, sprinkling water to wet the leveled and pre-pressed brick slag layer, then carrying out impact rolling, and then carrying out heavy rolling;

step 6, judging whether the height of the filled brick slag layer reaches a set depth threshold, if so, confirming that brick slag is completely filled, otherwise, performing step 7;

and 7, continuously filling a qualified brick slag layer on the brick slag layer after heavy rolling, leveling and pre-pressing, spraying water to wet, then performing impact rolling and heavy rolling, adopting layered construction, and constructing the next layer after the compaction degree of each layer is qualified until the preset depth threshold is reached.

2. The building construction brick slag replacement and filling construction method according to claim 1, characterized in that: in the step 2, the depth of the surface soil is greater than 0.5m, and the compaction degree of rolling the substrate after the surface soil is cleaned is greater than 1.2.

3. The building construction brick slag replacement and filling construction method according to claim 1, characterized in that: step 3 in to the basement surface after rolling sprinkle moist back, carry out in two half hours to fill the gravel bed course and carry out closely knit rolling, the gravel bed course degree of depth of filling is greater than 0.5m, and the degree of compaction of the gravel bed course after closely knit rolling is greater than 1.25, according to the design section, gravel bed course layering is filled and the layering compaction.

4. The building construction brick slag replacement and filling construction method according to claim 1, characterized in that: in the step 4, the thickness of each layer of the brick slag layer is 50-70 cm, and the particle size of the brick slag crushed in the step 1 is not more than 10 cm.

5. The building construction brick slag replacement and filling construction method according to claim 1, characterized in that: the number of times of impact rolling in the step 5 is not less than 20 times, the number of times of heavy rolling is not less than 25 times, and the depth threshold value in the step 7 is 60cm below the designed elevation of the construction site.

Technical Field

The invention relates to the technical field of brick slag replacement, in particular to a brick slag replacement construction method for building construction.

Background

Along with the economic development and the progress of scientific level in China, urban construction is getting bigger, building sites are visible everywhere, and the removal and replacement generations are common, however, along with the continuous increase of buildings, building garbage is increased, and the buildings are overflowed at present, wherein the most main bricks and brick slag can cause waste due to occupied ground and cause land and environmental pollution if the bricks and the brick slag cannot be processed in time.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the technical difficulties and provide a construction method for replacing and filling building construction brick slag, which can effectively solve the problem of inundation of the building garbage brick slag and change waste into valuable.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: a brick slag replacement and filling construction method for building construction is characterized by comprising the following steps: the method for replacing and filling the building construction site by using the brick slag comprises the following steps:

step 1, screening brick slag by a screening device to remove harmful garbage such as plastics and the like, crushing large blocks in the brick slag by using a crushing hammer, and performing quality detection on the large blocks by professional staff;

step 2, removing surface soil of the construction site, and rolling the substrate after the surface soil is removed;

step 3, sprinkling water to wet the ground surface, and filling a gravel cushion layer to carry out dense grinding;

step 4, filling a qualified brick slag layer on the compacted and rolled gravel cushion layer, and leveling and prepressing;

step 5, sprinkling water to wet the leveled and pre-pressed brick slag layer, then carrying out impact rolling, and then carrying out heavy rolling;

step 6, judging whether the height of the filled brick slag layer reaches a set depth threshold, if so, confirming that brick slag is completely filled, otherwise, performing step 7;

and 7, continuously filling a qualified brick slag layer on the brick slag layer after heavy rolling, leveling and pre-pressing, spraying water to wet, then performing impact rolling and heavy rolling, adopting layered construction, and constructing the next layer after the compaction degree of each layer is qualified until the preset depth threshold is reached.

Furthermore, the depth of the surface soil in the step 2 is larger than 0.5m, so that soft soil on the surface of the construction site can be completely removed, the compaction degree of rolling the substrate after the surface soil is cleaned is larger than 1.2, and the left bedding of the brick residue filling layer is laid.

Further, carry out the moist back of watering to the base surface after rolling in step 3, fill the gravel bed course in two half hours and carry out closely knit rolling, the moist moisture of watering is in order to make base department still a certain amount of moisture, prevents that later stage base portion from absorbing water, influences the engineering, the gravel bed course degree of depth of filling is greater than 0.5m, and the compactness of the gravel bed course after closely knit rolling is greater than 1.25, according to the design section, gravel bed course layering is filled and the layering compaction, and the layering compaction can make the compaction effect better.

Furthermore, in the step 4, the thickness of each layer of the brick slag layer is 50-70 cm, the thickness is too small, the construction efficiency is influenced, the thickness is too large, the construction quality is influenced, the particle size of the brick slag crushed in the step 1 is not more than 10cm, the particle size is too large, the brick slag is not easy to compact, and the compactness is not high.

Further, the number of impact rolling in the step 5 is not less than 20, the number of heavy rolling is not less than 25, and the depth threshold value in the step 7 is 60cm below the designed elevation of the construction site.

Compared with the prior art, the invention has the advantages that: according to the invention, after the gravel cushion layer is filled on the surface of the substrate after the surface soil is removed, the brick slag layer is filled, so that the brick slag layer is firmer, the substrate and the brick slag layer are wetted by sprinkling water, the influence on the engineering quality caused by the secondary water absorption in the later period of the substrate and the brick slag layer is effectively prevented, and the quality of brick slag replacement and filling is ensured by adopting layered filling and multi-cloth rolling.

Drawings

FIG. 1 is a flow chart of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and drawings.

The method comprises the following steps of:

step 1, screening brick slag by a screening device to remove harmful garbage such as plastics and the like, crushing large blocks in the brick slag by using a crushing hammer, and performing quality detection on the large blocks by a professional, wherein the particle size of the brick slag is not more than 10 cm;

step 2, removing surface soil of the construction site, wherein the depth is more than 0.5m, and rolling the substrate with the surface soil removed, wherein the compaction degree of rolling is more than 1.2;

step 3, sprinkling water to wet the ground surface, filling a gravel cushion layer for compaction rolling, wherein the depth of the gravel cushion layer is more than 0.5m, the compactness is more than 1.25, and the gravel cushion layer is filled and compacted in layers according to the designed section;

step 4, filling qualified brick slag layers on the densely rolled gravel cushion layers, wherein the thickness of each layer of each brick slag layer is 50-70 cm, and leveling and pre-pressing;

step 5, sprinkling water to wet the leveled and pre-pressed brick slag layer and then performing impact rolling to prevent the rolled brick slag layer from absorbing water for the second time and influencing the quality of the engineering, and performing heavy rolling after the impact rolling;

step 6, judging whether the height of the filled brick slag layer reaches a set depth threshold, if so, confirming that brick slag is completely filled, otherwise, performing step 7;

and 7, continuously filling a qualified brick slag layer on the brick slag layer after heavy rolling, leveling and pre-pressing, spraying water to wet, then performing impact rolling and heavy rolling, adopting layered construction, and constructing the next layer after the compaction degree of each layer is qualified until the preset depth threshold is reached.

Step 3 is carried out the moist back of watering to the basement surface after rolling, carries out in two half hours to fill out the gravel bed course and carry out closely knit rolling, the number of times that the impact rolled in step 5 is no less than 20, and the number of times that heavy rolling is no less than 25, the degree of depth threshold value in step 7 is for the construction site below the design elevation 60 cm.

The invention and its embodiments have been described above, without this being limitative. Without departing from the spirit of the invention, a person skilled in the art shall appreciate that embodiments similar to the above-described embodiments may be devised without inventing, and the invention shall fall within the scope of the claims.