CN111922024A

CN111922024A - Building decoration garbage sorting and crushing treatment process

Info

Publication number: CN111922024A
Application number: CN201910392543.5A
Authority: CN
Inventors: 贾成俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-11-13

Abstract

The invention discloses a process for sorting and crushing construction and decoration garbage, which comprises the following steps: the main processing objects of the process are building and decoration garbage, magnetic materials (mainly iron), mixed combustible materials (mainly plastics, films, fabrics, newspapers and the like), plastic bottles, sand stones, sand and soil and other materials with recycling values in the building garbage are crushed and screened out through a plate chain machine, a bar screen, a magnetic separator, a bounce screen, a star disk screen, a jaw crusher, an impact crusher, a circular vibrating screen, a light material separator and other equipment, the disposal classification is more refined, the resource recycling is facilitated, the streamlined operation is realized, and the processing efficiency is greatly improved.

Description

Building decoration garbage sorting and crushing treatment process

Technical Field

The invention relates to the field of building garbage treatment, in particular to a building decoration garbage sorting and crushing treatment process.

Background

The building decoration garbage mainly refers to various wastes such as soil, waste residues, mortar and the like generated in the process of building, repairing and dismantling various structures, buildings and the like by construction units or individuals and house decoration. The garbage is recycled after being sorted, and is a disposal mode which is economic and environment-friendly. At present, a plurality of processes or devices for sorting the building decoration garbage are adopted, but the processes or the devices are relatively extensive, fine sorting cannot be achieved, and resource waste and low sorting efficiency are caused.

CN201510039967.5 discloses a process and an apparatus for separating construction waste, the process comprising: the brick and tile blocks, the concrete blocks and the mortar blocks screened from the construction waste are forced to move regularly at a high speed in a relatively closed container, and then are respectively screened out according to the specific gravity and the movement speed of different materials, so that the separation of the brick and tile blocks, the concrete blocks and the mortar blocks is realized. An apparatus for use in the process is also disclosed. The process and the device solve the problem that the brick and tile blocks, the concrete blocks and the mortar blocks in the construction waste are difficult to sort, and have low investment cost, simple process and low energy consumption.

CN201510610341.5 the invention discloses a building rubbish sorting and recycling process and a device thereof, the process is a complete process aiming at building rubbish fine sorting and recycling of a system, and raw rubbish passes through a heavy-load impact-resistant stepless speed-regulating uniform feeding machine, a large material separator, a first output machine, an intelligent grab bucket sorting platform, a water washing system, a water washing material discharging machine, a second output machine, a fine material separator, comprehensive winnowing, a pure material collector and a comprehensive winnowing sundry discharging machine, so that the resource utilization of the building rubbish is realized.

The sorting process of the construction waste is relatively extensive, fine and targeted sorting is not achieved, the sorted materials are difficult to recycle, and the efficiency of the sorting process is low.

Disclosure of Invention

A building decoration garbage sorting and crushing treatment process comprises the following steps:

(1) preliminary screening of decoration rubbish: conveying the original decoration garbage to a bar sieve by a plate chain machine for primary screening to obtain oversize products with the particle size of more than 200mm and undersize products with the particle size of 0-200 mm;

(2) two-stage treatment of decoration garbage: removing magnetic substances from the 0-200mm material by a magnetic separator, conveying the material to a bouncing sieve, and separating the material by the bouncing sieve to obtain 0-50mm undersize, 50-200mm 2D oversize and 50-200mm 3D oversize, wherein the 0-50mm undersize enters a star disk sieve through a chute, and the sand and soil with the thickness of 0-5mm, the heavy substance with the thickness of 5-50mm and the light substance with the thickness of 5-50mm can be obtained by auxiliary air separation of the star disk sieve;

(3) three-stage treatment of decoration garbage: collecting 5-50mm light substances and 50-200mm 2D oversize substances, then manually sorting to obtain 5-200mm gypsum boards and 5-200mm mixed combustibles, collecting 5-200mm gypsum boards and 5-50mm heavy substances, and then directly conveying the collected substances to a manual sorting front process of a building waste sorting area, collecting 5-50mm 3D oversize substances and oversize substances larger than 200mm, then manually sorting out large light substances to obtain 5-200mm heavy substances, and then directly conveying the 5-200mm heavy substances to a plate chain machine of the building waste sorting area through a conveying belt, wherein all the light substances are collected through the conveying belt and then enter a packing machine, and the decoration waste is sorted through the process to finally obtain all packed light substances, 50-200mm heavy substances and 5-50mm heavy substance grade 0-5mm sandy soil;

(4) and (3) breaking and disposing decoration building garbage: conveying the products of 50-200mm of the construction waste and the decoration waste into a jaw crusher through a plate chain machine, uniformly crushing the mixture to 0-200mm, manually sorting the crushed mixture and heavy materials of 5-50mm of the terminal products of the decoration garbage to remove the wood and part of the light materials, conveying the materials to a heavy residue soil sieve, sieving out brick-making raw materials with a particle size of 0-10mm, separating partial light substances from the rest 10-200mm materials by a light substance separator, removing magnetic substances from the purified materials by a magnetic separator, conveying the purified materials to a back-impact crusher, crushing all the materials to a particle size of 0-100mm, and then feeding the crushed materials into a circular vibrating screen, screening by a circular vibrating screen to obtain 0-10mm sandy soil and 10-100mm oversize materials, separating the light materials in the 10-100mm oversize materials by a light material separator again, and feeding the returned materials into a reaction crusher for secondary crushing;

(5) the final product: the final products obtained by combining the two modes of sorting and crushing the decoration garbage sorting machine grade building garbage are brick making raw materials with the thickness of 0-10mm, mixed combustible substances, iron (magnetic substances) and the like.

Preferably, the building finishing garbage disposal in the step (1) is performed with pretreatment.

Preferably, the building decoration garbage pretreatment process comprises the steps of placing the building garbage in an open field, and exposing the building garbage until the water content of the building garbage is lower than 5%.

Preferably, the sandy soil with the thickness of 0-5mm obtained by the auxiliary air separation of the star disk sieve in the step (2) can be directly used as a brick making raw material.

Preferably, the method for uniformly crushing the construction waste and the product of the decoration waste terminal of 50-200mm to 0-200mm in the step (4) comprises the following steps: sieving the crushed materials through a coarse sieve, manually sorting the materials with the particle size of less than 200mm, and re-crushing the materials with the particle size of more than 200mm in a jaw crusher until the materials are completely less than 200 mm.

Has the advantages that: the invention provides a process for sorting and crushing construction and decoration garbage, which comprises the following steps: the main processing objects of the process are building and decoration garbage, magnetic materials (mainly iron), mixed combustible materials (mainly plastics, films, fabrics, newspapers and the like), plastic bottles, sand stones, sand and soil and other materials with recycling values in the building garbage are crushed and screened out through a plate chain machine, a bar screen, a magnetic separator, a bounce screen, a star disk screen, a jaw crusher, an impact crusher, a circular vibrating screen, a light material separator and other equipment, the treatment and classification are more refined, the resources are conveniently recycled, the streamline operation is realized, the processing efficiency is greatly improved, the building and decoration garbage is firstly pretreated before the treatment in the step (1), the building and decoration garbage pretreatment process is to place the building garbage in an open field, the building garbage is exposed until the water content of the building garbage is lower than 5%, the process can effectively remove moisture in the decoration building garbage, the garbage is prevented from being inconvenient to screen and crush due to moisture agglomeration, the sandy soil with the thickness of 0-5mm obtained by the auxiliary winnowing of the star disk screen in the step (2) can be directly used as a brick making raw material, the process can effectively realize the resource recycling of the decoration building garbage, and the method for uniformly crushing the building garbage and a product with the thickness of 50-200mm at the terminal of the decoration garbage in the step (4) into the thickness of 0-200mm comprises the following steps: the broken materials are sieved through a coarse sieve, the materials with the particle size smaller than 200mm enter a manual sorting mode, the materials with the particle size larger than 200mm enter a jaw crusher again to be broken again until the materials are completely smaller than 200mm, and the processing particle size of the materials can be unified when the building waste and the decoration waste are subjected to primary mixed processing, so that subsequent processing operation can be carried out conveniently.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example 1:

Example 2:

(1) preliminary screening of decoration rubbish: before disposing the building decoration garbage, firstly pretreating, namely placing the building garbage in an open field, exposing the building garbage until the water content of the building garbage is lower than 5%, conveying the original decoration garbage to a bar sieve through a plate chain machine for primary screening, and obtaining oversize products with the particle size of more than 200mm and undersize products with the particle size of 0-200mm through the primary screening;

(2) two-stage treatment of decoration garbage: removing magnetic substances from 0-200mm materials by a magnetic separator, conveying the materials to a bouncing sieve, and obtaining 0-50mm undersize, 50-200mm 2D oversize and 50-200mm 3D oversize by the separation of the bouncing sieve, wherein the 0-50mm undersize enters a star disk sieve through a chute, sand and soil with the thickness of 0-5mm, heavy substances with the thickness of 5-50mm and light substances with the thickness of 5-50mm can be obtained by auxiliary air separation of the star disk sieve, and the sand and soil with the thickness of 0-5mm can be directly used as brick making raw materials;

Example 3:

(4) and (3) breaking and disposing decoration building garbage: conveying the products of 50-200mm of the construction waste and decoration waste terminals into a jaw crusher through a plate chain machine, uniformly crushing the products to 0-200mm, wherein the method comprises the following steps: sieving the crushed materials by a coarse sieve, manually sorting the materials with the particle size of less than 200mm, re-crushing the materials with the particle size of more than 200mm in a jaw crusher until the materials are completely less than 200mm, manually sorting and removing wood and partial light substances in the materials with heavy substances of 5-50mm of the decoration garbage terminal product, conveying the materials into a heavy residue soil sieve, sieving brick making raw materials with the particle size of 0-10mm, sorting partial light substances from the rest 10-200mm of materials by a light substance separator, conveying the purified materials into a counterattack crusher after removing magnetic substances in the purified materials by a magnetic separator, crushing all the materials to 0-100mm, then conveying the materials into a circular vibration sieve, sieving the circular vibration sieve to obtain sand with the particle size of 0-10mm and oversize with the particle size of 10-100mm, re-separating the oversize materials with the particle size of 10-100mm by the light substance separator, and returning the materials into the counterattack crusher for re-crushing Crushing;

The examples were analyzed and compared to the prior art to yield the following data:

according to the table data, when the parameters are obtained in the embodiment 3, the technical parameters of the building decoration garbage sorting and crushing treatment process are that 4 types of substances can be formed through treatment, the resource conversion rate is 96%, and the treatment efficiency is 50t/h, while the prior art standard is that only 3 types of substances can be formed, the resource conversion rate is 80%, and the treatment efficiency is 35t/h, so that the building decoration garbage sorting and crushing treatment process has the advantages of more refined treatment, higher resource conversion utilization rate and higher treatment efficiency, and therefore the building decoration garbage sorting and crushing treatment process has remarkable superiority.

The invention provides a process for sorting and crushing construction and decoration garbage, which comprises the following steps: the main processing objects of the process are building and decoration garbage, magnetic materials (mainly iron), mixed combustible materials (mainly plastics, films, fabrics, newspapers and the like), plastic bottles, sand stones, sand and soil and other materials with recycling values in the building garbage are crushed and screened out through a plate chain machine, a bar screen, a magnetic separator, a bounce screen, a star disk screen, a jaw crusher, an impact crusher, a circular vibrating screen, a light material separator and other equipment, the treatment and classification are more refined, the resources are conveniently recycled, the streamline operation is realized, the processing efficiency is greatly improved, the building and decoration garbage is firstly pretreated before the treatment in the step (1), the building and decoration garbage pretreatment process is to place the building garbage in an open field, the building garbage is exposed until the water content of the building garbage is lower than 5%, the process can effectively remove moisture in the decoration building garbage, the garbage is prevented from being inconvenient to screen and crush due to moisture agglomeration, the sandy soil with the thickness of 0-5mm obtained by the auxiliary winnowing of the star disk screen in the step (2) can be directly used as a brick making raw material, the process can effectively realize the resource recycling of the decoration building garbage, and the method for uniformly crushing the building garbage and a product with the thickness of 50-200mm at the terminal of the decoration garbage in the step (4) into the thickness of 0-200mm comprises the following steps: the broken materials are sieved through a coarse sieve, the materials with the particle size smaller than 200mm enter a manual sorting mode, the materials with the particle size larger than 200mm enter a jaw crusher again to be broken again until the materials are completely smaller than 200mm, and the processing particle size of the materials can be unified when the building waste and the decoration waste are subjected to primary mixed processing, so that subsequent processing operation can be carried out conveniently.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. A building decoration garbage sorting and crushing treatment process is characterized by comprising the following steps:

2. The process for sorting and crushing the building decoration garbage according to claim 1, wherein the building decoration garbage in the step (1) is pretreated before being treated.

3. The building decoration garbage sorting and crushing treatment process as claimed in claim 2, wherein the building decoration garbage pretreatment process is to place the building garbage in an open field and expose the building garbage until the water content is lower than 5%.

4. The building decoration garbage sorting and crushing disposal process of claim 1, wherein the sand of 0-5mm obtained by the auxiliary air separation of the star disk sieve in the step (2) can be directly used as a brick making raw material.

5. The building decoration garbage sorting and crushing disposal process of claim 1, wherein the method for uniformly crushing the building garbage and the products of 50-200mm of the decoration garbage terminal in the step (4) to 0-200mm comprises the following steps: sieving the crushed materials through a coarse sieve, manually sorting the materials with the particle size of less than 200mm, and re-crushing the materials with the particle size of more than 200mm in a jaw crusher until the materials are completely less than 200 mm.