CN112570125A - Rock sand making method based on building wall recovery - Google Patents
Rock sand making method based on building wall recovery Download PDFInfo
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- CN112570125A CN112570125A CN202011358454.8A CN202011358454A CN112570125A CN 112570125 A CN112570125 A CN 112570125A CN 202011358454 A CN202011358454 A CN 202011358454A CN 112570125 A CN112570125 A CN 112570125A
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- Prior art keywords
- rocks
- building wall
- putting
- screening
- rock
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/02—Codes relating to disintegrating devices adapted for specific materials for reinforced concrete
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
Abstract
The invention discloses a method for preparing sand from rocks recycled on the basis of a building wall in the technical field of building materials, which comprises the following steps of crushing the whole building wall by a hammer crusher, taking out large steel bars in the building wall, putting the large steel bars into a crusher to crush the rocks, screening the crushed rocks by a screen, putting the screened rocks into a stirring barrel to be stirred, arranging an electromagnet in the stirring barrel, adsorbing metal debris in the screened rocks by the electromagnet, putting the rocks without the metal debris into a grinder to be ground and refined, screening the ground rocks by the screen, putting the rest large-grained rocks after screening into the grinder again to be ground and refined, and preparing sand, wherein the recycled building wall is selected to prepare sand, the utilization of resources is reduced, the utilization rate of the resources is improved, and the environment is effectively protected.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a rock sand making method based on building wall recovery.
Background
Construction materials are various materials used in construction works. The building materials are various in types, and are roughly divided into: (1) inorganic materials, including metallic materials (including ferrous and non-ferrous materials) and non-metallic materials (such as natural stone, burnt earth products, cement, concrete, silicate products, etc.). (2) Organic materials, including plant materials, synthetic polymer materials (including plastics, paints, adhesives) and asphalt materials. (3) Composite materials, including asphalt concrete, polymer concrete, etc., are generally made by compounding inorganic non-metallic materials with organic materials.
Sand, which refers to a loose mixture of sand and gravel. Geology refers to mineral or rock particles with the particle size of 0.074-2 mm as sand, gravel or corner gravel with the particle size of more than 2mm, and the sand and the gravel are often used as high-quality building materials and concrete raw materials due to good hardness and stable chemical properties and are widely applied to the fields of houses, roads, highways, railways, engineering and the like.
Most of the existing gravels are made of natural resources by crushing, the resource consumption is large, and the environment is easily greatly influenced.
Disclosure of Invention
The invention aims to provide a method for preparing sand from rocks based on building wall recovery, which aims to solve the problems that most of the existing sand stones proposed in the background art are prepared by crushing natural resources, the resource consumption is high, and the environment is easily greatly influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a rock sand making method based on building wall recovery comprises the following steps:
s1: separating broken stone and steel bars: breaking the whole building wall by a hammer crusher, taking out large steel bars in the building wall, and separating rocks from the steel bars;
s2: crushing: putting the rock from which the large steel bars are separated into a stone crusher to crush the rock;
s3: screening for the first time: screening the crushed rocks through a screen, and putting the large-particle rocks left after screening into the crusher again for crushing;
s4: separating iron chips from the rock: putting the screened rocks into a stirring barrel for stirring, wherein an electromagnet is arranged in the stirring barrel, and adsorbing metal debris in the screened rocks by the electromagnet to separate the metal debris from the rocks;
s5: grinding: putting the rock without the metal debris into a grinder for grinding and refining;
s6: and (4) screening again: and screening the ground rocks through a screen, and putting the screened residual large-particle rocks into the grinder again for grinding and refining to finish sand making.
Preferably, the stone crusher in the step S2 is a jaw crusher or an impact crusher.
Preferably, the mesh number of the screen in the step S3 is 35-60 meshes.
Preferably, the grinder in the step S5 is a disc grinder or a bar grinder.
Preferably, the mesh number of the screen in the step S6 is 70-140 meshes.
Compared with the prior art, the invention has the beneficial effects that: the invention selects the recycled building wall for sand making, reduces the utilization of resources, improves the utilization rate of resources, effectively protects the environment, crushes the whole building wall by the hammer crusher, takes out large steel bars in the building wall, separates rocks from the steel bars, crushes the rocks by putting the rocks from which the large steel bars are separated into the crusher, screens the crushed rocks by the screen, puts the rest large-grained rocks into the crusher again for crushing, puts the screened rocks into the stirring barrel for stirring, installs the electromagnet in the stirring barrel, adsorbs metal scraps in the screened rocks by the electromagnet, separates the metal scraps from the rocks, puts the rocks from which the metal scraps are removed into the grinder for grinding and refining, screens the ground rocks by the screen, and (4) putting the screened residual large-particle rocks into the grinder again for grinding and refining, and finishing sand making.
Drawings
FIG. 1 is a schematic structural view of the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a method for producing sand from rocks based on building wall recovery, which selects the recovered building wall to produce sand, reduces the utilization of resources, improves the utilization rate of the resources and effectively protects the environment, please refer to figure 1,
the rock sand making method based on building wall recovery comprises the following steps:
s1: separating broken stone and steel bars: breaking the whole building wall by a hammer crusher, taking out large steel bars in the building wall, and separating rocks from the steel bars;
s2: crushing: putting the rock from which the large steel bars are separated into a stone crusher to crush the rock, wherein the stone crusher is a jaw crusher or an impact crusher;
s3: screening for the first time: screening the crushed rocks by using a screen, wherein the mesh number of the screen is 35-60 meshes, and putting the large-particle rocks left after screening into the crusher again for crushing;
s4: separating iron chips from the rock: putting the screened rocks into a stirring barrel for stirring, wherein an electromagnet is arranged in the stirring barrel, and adsorbing metal debris in the screened rocks by the electromagnet to separate the metal debris from the rocks;
s5: grinding: putting the metal debris removed rock into a grinding machine for grinding and refining, wherein the grinding machine is a disc type or bar type grinding machine;
s6: and (4) screening again: screening the ground rocks by a screen, wherein the mesh number of the screen is 70-140 meshes, and putting the large-particle rocks left after screening into the grinder again for grinding and refining to finish sand making.
Example 1
The rock sand making method based on building wall recovery comprises the following steps:
s1: separating broken stone and steel bars: breaking the whole building wall by a hammer crusher, taking out large steel bars in the building wall, and separating rocks from the steel bars;
s2: crushing: putting the rock from which the large steel bars are separated into a stone crusher to crush the rock, wherein the stone crusher is a jaw crusher;
s3: screening for the first time: screening the crushed rocks by using a screen, wherein the mesh number of the screen is 35 meshes, and putting the large-particle rocks left after screening into the crusher again for crushing;
s4: separating iron chips from the rock: putting the screened rocks into a stirring barrel for stirring, wherein an electromagnet is arranged in the stirring barrel, and adsorbing metal debris in the screened rocks by the electromagnet to separate the metal debris from the rocks;
s5: grinding: putting the rocks without the metal scraps into a grinding machine for grinding and refining, wherein the grinding machine is a disc type grinding machine;
s6: and (4) screening again: screening the ground rocks through a screen, wherein the mesh number of the screen is 70 meshes, and putting the screened residual large-particle rocks into the grinder again for grinding and refining to finish sand making.
Example 2
The rock sand making method based on building wall recovery comprises the following steps:
s1: separating broken stone and steel bars: breaking the whole building wall by a hammer crusher, taking out large steel bars in the building wall, and separating rocks from the steel bars;
s2: crushing: putting the rock from which the large steel bars are separated into a stone crusher to crush the rock, wherein the stone crusher is a jaw crusher;
s3: screening for the first time: screening the crushed rocks by using a screen, wherein the mesh number of the screen is 50 meshes, and putting the large-particle rocks left after screening into the crusher again for crushing;
s4: separating iron chips from the rock: putting the screened rocks into a stirring barrel for stirring, wherein an electromagnet is arranged in the stirring barrel, and adsorbing metal debris in the screened rocks by the electromagnet to separate the metal debris from the rocks;
s5: grinding: putting the rock without the metal debris into a grinder for grinding and refining, wherein the grinder is a rod grinder;
s6: and (4) screening again: the ground rocks are screened through the screen, the mesh number of the screen is 90 meshes, the large-particle rocks left after screening are put into the grinder again for grinding and refining, and sand making is completed.
Example 3
The rock sand making method based on building wall recovery comprises the following steps:
s1: separating broken stone and steel bars: breaking the whole building wall by a hammer crusher, taking out large steel bars in the building wall, and separating rocks from the steel bars;
s2: crushing: putting the rock from which the large steel bars are separated into a stone crusher to crush the rock, wherein the stone crusher is an impact crusher;
s3: screening for the first time: screening the crushed rocks by using a screen, wherein the mesh number of the screen is 60 meshes, and putting the large-particle rocks left after screening into the crusher again for crushing;
s4: separating iron chips from the rock: putting the screened rocks into a stirring barrel for stirring, wherein an electromagnet is arranged in the stirring barrel, and adsorbing metal debris in the screened rocks by the electromagnet to separate the metal debris from the rocks;
s5: grinding: putting the rock without the metal debris into a grinder for grinding and refining, wherein the grinder is a rod grinder;
s6: and (4) screening again: and screening the ground rocks by using a screen, wherein the mesh number of the screen is 140 meshes, and putting the screened residual large-particle rocks into the grinder again for grinding and refining to finish sand making.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. A rock sand making method based on building wall recovery is characterized in that: the rock sand making method based on building wall recovery comprises the following steps:
s1: separating broken stone and steel bars: breaking the whole building wall by a hammer crusher, taking out large steel bars in the building wall, and separating rocks from the steel bars;
s2: crushing: putting the rock from which the large steel bars are separated into a stone crusher to crush the rock;
s3: screening for the first time: screening the crushed rocks through a screen, and putting the large-particle rocks left after screening into the crusher again for crushing;
s4: separating iron chips from the rock: putting the screened rocks into a stirring barrel for stirring, wherein an electromagnet is arranged in the stirring barrel, and adsorbing metal debris in the screened rocks by the electromagnet to separate the metal debris from the rocks;
s5: grinding: putting the rock without the metal debris into a grinder for grinding and refining;
s6: and (4) screening again: and screening the ground rocks through a screen, and putting the screened residual large-particle rocks into the grinder again for grinding and refining to finish sand making.
2. The method for preparing the sand from the rocks based on the building wall recovery as claimed in claim 1, wherein: the stone crusher in the step S2 is a jaw crusher or an impact crusher.
3. The method for preparing the sand from the rocks based on the building wall recovery as claimed in claim 1, wherein: the mesh number of the screen in the step S3 is 35-60 meshes.
4. The method for preparing the sand from the rocks based on the building wall recovery as claimed in claim 1, wherein: the grinder in the step S5 is a disc grinder or a bar grinder.
5. The method for preparing the sand from the rocks based on the building wall recovery as claimed in claim 1, wherein: the mesh number of the screen in the step S6 is 70-140 meshes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011358454.8A CN112570125A (en) | 2020-11-27 | 2020-11-27 | Rock sand making method based on building wall recovery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011358454.8A CN112570125A (en) | 2020-11-27 | 2020-11-27 | Rock sand making method based on building wall recovery |
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| CN112570125A true CN112570125A (en) | 2021-03-30 |
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| CN202011358454.8A Pending CN112570125A (en) | 2020-11-27 | 2020-11-27 | Rock sand making method based on building wall recovery |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101879755A (en) * | 2010-06-21 | 2010-11-10 | 无锡江加建设机械有限公司 | Drying-free dry-mixed mortar complete equipment |
| CN102115313A (en) * | 2009-12-31 | 2011-07-06 | 上海德滨环保科技有限公司 | Method for producing reclaimed machine-made sand with building rubbish |
| CN102211889A (en) * | 2011-04-19 | 2011-10-12 | 上海德滨环保科技有限公司 | Method for resource recovery of construction wastes |
| CN103506177A (en) * | 2012-06-25 | 2014-01-15 | 范公奇 | Compound pendulum deflection cone type conical sand making machine |
| CN105170269A (en) * | 2015-08-24 | 2015-12-23 | 太仓澄天机械有限公司 | Novel sand making machine |
| CN209061198U (en) * | 2018-11-07 | 2019-07-05 | 蔡东国 | Vertical sand making machine |
| JP6587080B1 (en) * | 2018-10-31 | 2019-10-09 | 公信 山▲崎▼ | Soil purification system |
| CN209885982U (en) * | 2019-04-19 | 2020-01-03 | 罗时武 | Fodder deironing device |
-
2020
- 2020-11-27 CN CN202011358454.8A patent/CN112570125A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102115313A (en) * | 2009-12-31 | 2011-07-06 | 上海德滨环保科技有限公司 | Method for producing reclaimed machine-made sand with building rubbish |
| CN101879755A (en) * | 2010-06-21 | 2010-11-10 | 无锡江加建设机械有限公司 | Drying-free dry-mixed mortar complete equipment |
| CN102211889A (en) * | 2011-04-19 | 2011-10-12 | 上海德滨环保科技有限公司 | Method for resource recovery of construction wastes |
| CN103506177A (en) * | 2012-06-25 | 2014-01-15 | 范公奇 | Compound pendulum deflection cone type conical sand making machine |
| CN105170269A (en) * | 2015-08-24 | 2015-12-23 | 太仓澄天机械有限公司 | Novel sand making machine |
| JP6587080B1 (en) * | 2018-10-31 | 2019-10-09 | 公信 山▲崎▼ | Soil purification system |
| CN209061198U (en) * | 2018-11-07 | 2019-07-05 | 蔡东国 | Vertical sand making machine |
| CN209885982U (en) * | 2019-04-19 | 2020-01-03 | 罗时武 | Fodder deironing device |
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Application publication date: 20210330 |
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