CN109437631A - A kind of recycling technique of cement board waste material - Google Patents
A kind of recycling technique of cement board waste material Download PDFInfo
- Publication number
- CN109437631A CN109437631A CN201811642182.7A CN201811642182A CN109437631A CN 109437631 A CN109437631 A CN 109437631A CN 201811642182 A CN201811642182 A CN 201811642182A CN 109437631 A CN109437631 A CN 109437631A
- Authority
- CN
- China
- Prior art keywords
- waste
- old
- old cement
- cement plate
- cement
- Prior art date
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/16—Waste materials; Refuse from building or ceramic industry
- C04B18/167—Recycled materials, i.e. waste materials reused in the production of the same materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention discloses a kind of recycling technique of cement board waste material, the following steps are included: waste and old cement plate to be processed is carried out drug disinfection, by the plastics in waste and old cement plate, plastic cement, metal, the waste products such as timber are selected, waste and old cement plate is placed on closing stockyard and carries out natural air drying, construction material crusher is added in the waste and old cement plate transport of acquisition, broken waste and old cement board waste material is sorted again, after being crushed using magnetic separator, the absorption of the metal materials such as the reinforcing bar inside cement plate is walked, and it screens out hard stone and is difficult to broken material, the waste and old cement board waste material of acquisition is put into impact crusher, the waste and old cement plate powder being broken into, the waste and old cement plate powder of acquisition is separated into the rubble coarse fodder greater than 10mm using screening machine screening, it is then fed into wet washer, it is divided into thick bone after washing Material and fine aggregate.Present invention reduces the generation of building waste, be conducive to protect environment, the recycling and reusing of waste material helps to economize on resources.
Description
Technical field
The present invention relates to a kind of construction material recycling field, the recycling technique of specifically a kind of cement board waste material.
Background technique
Building waste refers to the slag that people generate in the production activity for being engaged in the construction industries such as removal, construction, finishing, repairerment
The general designation of soil, waste and old concrete, waste and old masonry and other wastes.Classify by generating source, building waste can be divided into engineering dregs,
Decoration garbage, removal rubbish, engineering slurry etc.；Classify by constituent, dregs, concrete block, broken can be divided into building waste
Stone, brick and tile fragment, waste mortar, mud, asphalt blocks, waste plastics, old metal, useless bamboo wood etc..With industrialization, urbanization process
Acceleration, construction industry is also fast-developing simultaneously, and the building waste generated together is increasing, and the quantity of Chinese architecture rubbish is
Account for 1/3 or more of municipal refuse total amount.By 2011, Chinese city solid life refuse storage up to 7,000,000,000 tons, can push away
Calculating building waste total amount is 2,100,000,000 to 2,800,000,000 tons, and the annual new building waste that generates is more than 300,000,000 tons.Such as take simple stacking mode
The processing of processing, annual newly-increased building waste will all account for 1.5 hundred million to 200,000,000 square metres of lands used.China is in economic construction high speed
Developing period is inevitably generated several hundred million tons of building wastes every year.It, will be to society, ring if handling and utilizing not in time
Border and resource bring adverse effect, consume the pork barrels such as a large amount of land acquisition expense, refuse collection expense, meanwhile, it clears and heap
The problems such as flying upward with dust, sand-lime of dropping during putting, causes serious environmental pollution again.Building waste is mostly concrete
Equal materials, in response to this, it is proposed that a kind of recycling technique of cement board waste material reduces the production of building waste
It is raw, be conducive to protect environment, economize on resources, the recycling and reusing of cement board waste material is also beneficial to create social economy's effect simultaneously
Benefit.
Summary of the invention
The purpose of the present invention is to provide a kind of recycling techniques of cement board waste material, reduce the production of building waste
It is raw, be conducive to protect environment, economize on resources, the recycling and reusing of cement board waste material is also beneficial to create social economy's effect simultaneously
Benefit.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of recycling technique of cement board waste material, comprising the following steps:
Step 1: waste and old cement plate to be processed is subjected to drug disinfection using disinfectant.
Step 2: the waste products such as plastics, plastic cement, metal, timber in waste and old cement plate are selected.
Step 3: waste and old cement plate is placed on closing stockyard and carries out natural air drying.
Step 4: construction material crusher is added in the waste and old cement plate transport that step 3 is obtained, and is crushed, is crushed to
20cm-30cm fragment.
Step 5: the broken waste and old cement board waste material of step 4 is sorted again, after being crushed using magnetic separator,
The absorption of the metal materials such as the reinforcing bar inside cement plate is walked, and is screened out hard stone and be difficult to broken material.
Step 6: the waste and old cement board waste material that step 5 is obtained puts into impact crusher, the waste and old cement being broken into
Plate powder.
Step 7: by step 6 obtain waste and old cement plate powder using screening machine screening separate it is broken greater than 10mm
Stone coarse fodder is then fed into wet washer, is divided into coarse aggregate and fine aggregate after washing.
Further, the disinfectant used is Hydrogen Peroxide Disinfectant.
Further, moisture content is below 10% after the waste and old cement plate air-dries.
Further, the hard stone etc. that the step 5 screens out is difficult to broken material, is used directly for road surface
Path is filled out.
Further, the fine aggregate that the step 7 is isolated can adding directly as production cement by pulverizing
Add auxiliary material.
Further, qualified quartz sand is added in the coarse aggregate of the step 7 washing, and mortar stirring tank is added and is stirred,
Guarantee that coarse aggregate and qualified quartz sand mass ratio are 1:2, is processed as qualified silica flour.
Beneficial effects of the present invention:
1, present invention reduces the generations of building waste, are further conducive to protect environment, while the recycling of waste material is sharp again
With helping to economize on resources；
2, it while the present invention makes the recycling and reusing of cement board waste material, is also beneficial to create social economy's effect using solid waste
Benefit；
3, present invention process is simple, and a variety of materials of recovery process manufacture can be used for different fields, improve
The utilization rate of solid waste.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
A kind of recycling technique of cement board waste material, comprising the following steps:
Step 1: waste and old cement plate to be processed is subjected to drug disinfection using disinfectant.
Step 2: the waste products such as plastics, plastic cement, metal, timber in waste and old cement plate are selected.
Step 3: waste and old cement plate is placed on closing stockyard and carries out natural air drying.
Step 4: construction material crusher is added in the waste and old cement plate transport that step 3 is obtained, and is crushed, is crushed to
20cm-30cm fragment.
Step 5: the broken waste and old cement board waste material of step 4 is sorted again, after being crushed using magnetic separator,
The absorption of the metal materials such as the reinforcing bar inside cement plate is walked, and is screened out hard stone etc. and be difficult to broken material.
Step 6: the waste and old cement board waste material that step 5 is obtained puts into impact crusher, the waste and old cement being broken into
Plate powder.
Step 7: by step 6 obtain waste and old cement plate powder using screening machine screening separate it is broken greater than 10mm
Stone coarse fodder is then fed into wet washer, is divided into coarse aggregate and fine aggregate after washing.
The fine powder material isolated can be used as the raw material for producing cement again, the coarse aggregate of step 7 washing be added
Qualified quartz sand is added mortar stirring tank and is stirred, and guarantees that coarse aggregate and qualified quartz sand mass ratio are 1:2, is processed as closing
Lattice silica flour, the disinfectant used are Hydrogen Peroxide Disinfectant, and moisture content is below 10% after waste and old cement plate air-dries.
Embodiment 1
A kind of recycling technique of cement board waste material, comprising the following steps:
Step 1: waste and old cement plate to be processed is subjected to drug disinfection using disinfectant.
Step 2: the waste products such as plastics, plastic cement, metal, timber in waste and old cement plate are selected.
Step 3: waste and old cement plate is placed on closing stockyard and carries out natural air drying.
Step 4: construction material crusher is added in the waste and old cement plate transport that step 3 is obtained, and is crushed, is crushed to
20cm-30cm fragment.
Step 5: the broken waste and old cement board waste material of step 4 is sorted again, after being crushed using magnetic separator,
The absorption of the metal materials such as the reinforcing bar inside cement plate is walked, and is screened out hard stone and be difficult to broken material.
Hard stone will be screened out and be difficult to broken material, cement mixer is added, cement, yellow sand, water, coagulating agent is added
Stirring, is directly used in cement pavement, concrete stake pours.
Embodiment 2
A kind of recycling technique of cement board waste material, comprising the following steps:
Step 1: waste and old cement plate to be processed is subjected to drug disinfection using disinfectant.
Step 2: the waste products such as plastics, plastic cement, metal, timber in waste and old cement plate are selected.
Step 3: waste and old cement plate is placed on closing stockyard and carries out natural air drying.
Step 4: construction material crusher is added in the waste and old cement plate transport that step 3 is obtained, and is crushed, is crushed to
20cm-30cm fragment.
Step 5: the broken waste and old cement board waste material of step 4 is sorted again, after being crushed using magnetic separator,
The absorption of the metal materials such as the reinforcing bar inside cement plate is walked, and is screened out hard stone etc. and be difficult to broken material.
Step 6: the waste and old cement board waste material that step 5 is obtained puts into impact crusher, the waste and old cement being broken into
Plate powder.
Step 7: by step 6 obtain waste and old cement plate powder using screening machine screening separate it is broken greater than 10mm
Stone coarse fodder is then fed into wet washer, is divided into coarse aggregate and fine aggregate after washing.
By the qualified quartz sand of coarse aggregate addition of washing, mortar stirring tank is added and is stirred, guarantees coarse aggregate and qualification
Quartz sand mass ratio is 1:2, is processed as qualified silica flour.
Embodiment 3
A kind of recycling technique of cement board waste material, comprising the following steps:
Step 1: waste and old cement plate to be processed is subjected to drug disinfection using disinfectant.
Step 2: the waste products such as plastics, plastic cement, metal, timber in waste and old cement plate are selected.
Step 3: waste and old cement plate is placed on closing stockyard and carries out natural air drying.
Step 4: construction material crusher is added in the waste and old cement plate transport that step 3 is obtained, and is crushed, is crushed to
20cm-30cm fragment.
Step 5: the broken waste and old cement board waste material of step 4 is sorted again, after being crushed using magnetic separator,
The absorption of the metal materials such as the reinforcing bar inside cement plate is walked, and is screened out hard stone etc. and be difficult to broken material.
Step 6: the waste and old cement board waste material that step 5 is obtained puts into impact crusher, the waste and old cement being broken into
Plate powder.
Step 7: by step 6 obtain waste and old cement plate powder using screening machine screening separate it is broken greater than 10mm
Stone coarse fodder is then fed into wet washer, is divided into coarse aggregate and fine aggregate after washing.
Fine aggregate and flyash, lime stone, clay, desulfurized gypsum, iron powder, sand shale are subjected to ingredient and carry out cement
The processes such as mill, cement homogenization, sintering produce cement products in turn.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means to tie
It closes the embodiment or example particular features, structures, materials, or characteristics described and is contained at least one embodiment of the present invention
Or in example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.And
And particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples with suitable
Mode combine.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.
Claims (4)
1. a kind of recycling technique of cement board waste material, which comprises the following steps:
Step 1: waste and old cement plate to be processed is subjected to drug disinfection using disinfectant；
Step 2: the waste products such as plastics, plastic cement, metal, timber in waste and old cement plate are selected；
Step 3: waste and old cement plate is placed on closing stockyard and carries out natural air drying；
Step 4: construction material crusher is added in the waste and old cement plate transport that step 3 is obtained, and is crushed, is crushed to 1kg-
2kg fragment；
Step 5: the broken waste and old cement board waste material of step 4 is sorted again, after being crushed using magnetic separator, cement
The absorption of the metal materials such as the reinforcing bar of intralamellar part is walked, and is screened out hard stone and be difficult to broken material；
Step 6: the waste and old cement board waste material that step 5 is obtained puts into impact crusher, the waste and old cement plate powder being broken into
End；
Step 7: by step 6 obtain waste and old cement plate powder using screening machine screening separate it is thick greater than the rubble of 10mm
Material, is then fed into wet washer, is divided into coarse aggregate and fine aggregate after washing.
2. a kind of recycling technique of cement board waste material according to claim 1, which is characterized in that is used is described
Disinfectant is Hydrogen Peroxide Disinfectant.
3. a kind of recycling technique of cement board waste material according to claim 1, which is characterized in that the waste and old water
Moisture content is below 10% after mud plate air-dries.
4. a kind of recycling technique of cement board waste material according to claim 1, which is characterized in that the step 7
Qualified quartz sand is added in the coarse aggregate of washing, and mortar stirring tank is added and is stirred, and guarantees coarse aggregate and qualified quartz sand quality
Than being processed as qualified silica flour for 1:2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811642182.7A CN109437631A (en) | 2018-12-29 | 2018-12-29 | A kind of recycling technique of cement board waste material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811642182.7A CN109437631A (en) | 2018-12-29 | 2018-12-29 | A kind of recycling technique of cement board waste material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109437631A true CN109437631A (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811642182.7A Pending CN109437631A (en) | 2018-12-29 | 2018-12-29 | A kind of recycling technique of cement board waste material |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090193849A1 (en) * | 2006-06-14 | 2009-08-06 | Ecomaister Co., Ltd. | Method for stabilizing slag and novel materials produced thereby |
| CN101913788A (en) * | 2010-07-07 | 2010-12-15 | 云南省建筑科学研究院 | Method for comprehensively treating construction waste |
| 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 |
| CN105731850A (en) * | 2016-01-22 | 2016-07-06 | 天津大学 | Building exterior eave hard finishing material recycling method |
| CN107540254A (en) * | 2016-06-23 | 2018-01-05 | 王志凤 | A kind of method to building waste integrated treatment |
-
2018
- 2018-12-29 CN CN201811642182.7A patent/CN109437631A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090193849A1 (en) * | 2006-06-14 | 2009-08-06 | Ecomaister Co., Ltd. | Method for stabilizing slag and novel materials produced thereby |
| 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 |
| CN101913788A (en) * | 2010-07-07 | 2010-12-15 | 云南省建筑科学研究院 | Method for comprehensively treating construction waste |
| CN105731850A (en) * | 2016-01-22 | 2016-07-06 | 天津大学 | Building exterior eave hard finishing material recycling method |
| CN107540254A (en) * | 2016-06-23 | 2018-01-05 | 王志凤 | A kind of method to building waste integrated treatment |
Non-Patent Citations (1)
| Title |
|---|
| 魏小胜等编著: "《工程材料 第2版》", 30 September 2013, 武汉工业大学出版社 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190308 |
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| RJ01 | Rejection of invention patent application after publication |