CN103073260B - Method for realizing resourceful treatment of construction waste by adopting solid curing agent technology - Google Patents
Method for realizing resourceful treatment of construction waste by adopting solid curing agent technology Download PDFInfo
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- CN103073260B CN103073260B CN201310053864.5A CN201310053864A CN103073260B CN 103073260 B CN103073260 B CN 103073260B CN 201310053864 A CN201310053864 A CN 201310053864A CN 103073260 B CN103073260 B CN 103073260B
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- aggregate
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- construction waste
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000010276 construction Methods 0.000 title claims abstract description 13
- 239000002699 waste material Substances 0.000 title claims abstract description 12
- 238000005516 engineering process Methods 0.000 title description 2
- 239000007787 solid Substances 0.000 title 1
- 239000000463 material Substances 0.000 claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 19
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 12
- 239000000654 additive Substances 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 239000010815 organic waste Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims abstract description 7
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 6
- 239000004568 cement Substances 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims abstract description 6
- 239000007924 injection Substances 0.000 claims abstract description 6
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 6
- 238000012423 maintenance Methods 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 239000004576 sand Substances 0.000 claims abstract description 6
- 230000000996 additive effect Effects 0.000 claims description 10
- 230000008929 regeneration Effects 0.000 claims description 10
- 238000011069 regeneration method Methods 0.000 claims description 10
- 239000013530 defoamer Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 6
- 239000004566 building material Substances 0.000 claims description 5
- 239000010881 fly ash Substances 0.000 claims description 5
- 238000010298 pulverizing process Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 4
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 4
- 239000000839 emulsion Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 239000010883 coal ash Substances 0.000 abstract 1
- 239000004035 construction material Substances 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 239000001103 potassium chloride Substances 0.000 abstract 1
- 235000011164 potassium chloride Nutrition 0.000 abstract 1
- 239000002689 soil Substances 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- -1 timber Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a construction waste treatment method, which comprises the following steps that (1) organic waste in the construction waste is picked out through artificial picking; (2) the construction waste subjected to organic waste removal is crushed into multi-stage fine aggregates; (3) the crushed fine aggregates are sieved to obtain aggregate materials with different particle sizes, and the multi-stage aggregate materials are mixed for forming regenerated aggregate materials; (4), cement, coal ash, calcium hydroxide, yellow sand, shale, magnesium chloride and potassium chloride are selected for preparing condensing materials; (5) soil curing agents, defoaming agents and early strength agents are utilized to form mixed additives; (6) water is added into the prepared regenerated aggregate materials, the condensing materials and the additives, and the materials are stirred until the uniform mixing; (7) the molding injection forming is carried out, in addition, formed building blocks or plate blocks are placed at 15 DEG C to be maintained for 15 days, and the required regenerated construction materials can be obtained. When the treatment method provided by the invention is utilized, the resource conversion rate is high, and the maintenance time is short.
Description
Technical field
The present invention relates to a kind of method adopting soil-solidified-agent technical resource process building castoff.
Background technology
Along with the fast development of construction industry, the quantity discharged of building waste is also increasing, and this problem has become every country very stubborn problem.Meanwhile, the shortage of resources problem of China is but day by day serious.The research of building castoff recycling treatment starts from twentieth century nineties.Be developed so far, more ripe method has multiple.But the common shortcoming of these methods is: resource utilization rate is lower, the highest by also super only 60%, resource conversion rate is low.
Summary of the invention
The present invention, in order to solve the deficiencies in the prior art, the invention provides the method for the higher soil-solidified-agent technical resource process building castoff of a kind of buildings waste material utilization ratio.
In order to realize above-mentioned technical purpose, technical scheme of the present invention specifically comprises the following steps: the organic waste in building castoff, by manually picking, are picked out by (1); (2) organic building castoff jaw will be removed and be broken into multistage fine aggregate; (3) fine aggregate after pulverizing is sieved, obtain that particle diameter is more than or equal to that 6mm is less than the coarse aggregate of 9mm, particle diameter is more than or equal to that 3mm is less than the fine aggregate of 6mm, particle diameter is more than or equal to the fine aggregate that 1mm is less than 3mm, these three grades of aggregates are mixed to form regeneration aggregate according to the ratio of weight ratio 1:2:1; (4) condensability material is prepared: select cement, flyash, calcium hydroxide, yellow sand, shale, magnesium chloride, Repone K to be mixed to form according to the ratio of weight ratio 8:4:4:2:2:1:1; (5) additive is prepared: soil-solidified-agent, defoamer and the hardening accelerator ratio according to weight ratio 1:1:1 be mixed to form; (6) regeneration aggregate obtained in abovementioned steps and condensability material are mixed according to the ratio of weight ratio 2:1, add additive obtained in step 5 by gross weight 0.05%, add water and carry out being stirred to mixing; (7) be injection molded, and shaping building block or plate be placed in 15 degrees Celsius of lower maintenances 15 days, required renewable building material can be obtained.
On the other hand, the present invention also provides a kind of construction waste substance treating method, comprises the steps: that (1) is by manually picking, and picks out by the organic waste in building castoff; (2) organic building castoff jaw will be removed and be broken into multistage fine aggregate; (3) fine aggregate after pulverizing is sieved, obtain that particle diameter is more than or equal to that 6mm is less than the coarse aggregate of 9mm, particle diameter is more than or equal to that 3mm is less than the fine aggregate of 6mm, particle diameter is more than or equal to the fine aggregate that 1mm is less than 3mm, particle diameter is less than the hyperfine aggregate of 1mm, and this level Four aggregate is mixed to form regeneration aggregate according to the ratio of weight ratio 1:2:2:1; (4) condensability material is prepared: select cement, flyash, calcium hydroxide, yellow sand, shale, magnesium chloride, Repone K to be mixed to form according to the ratio of weight ratio 8:2:2:2:2:1:1; (5) additive is prepared: soil-solidified-agent, defoamer and the hardening accelerator ratio according to weight ratio 2:1:2 be mixed to form; (6) regeneration aggregate obtained in abovementioned steps and condensability material are mixed according to the ratio of weight ratio 3:1, add additive obtained in step 5 by gross weight 0.08%, add water and carry out being stirred to mixing; (7) be injection molded, and shaping building block or plate be placed in 18 degrees Celsius of lower maintenances 12 days, required renewable building material can be obtained.
Preferably, the hardening accelerator preferably nitrate used or nitrite hardening accelerator.
Preferably, the defoamer used can be such as silicone emulsion.
By method of the present invention, just can improve and make resource utilization, the anti-leakage material, bank protection, barricade material etc. that grout in material and hydro project of roadbase, subbase, underground concealed engineering can be widely used in.In addition, treatment in accordance with the present invention method curing time is shorter, and save the energy, the material of construction of preparation has higher intensity.
Embodiment
Embodiment one
Comprise the steps: that (1) is by manually picking, and picks out by the organic waste such as timber, plastic grain block that comprise in building castoff according to the construction waste substance treating method of this embodiment; (2) organic building castoff jaw will be removed and be broken into multistage fine aggregate; (3) fine aggregate after pulverizing is sieved, obtain that particle diameter is more than or equal to that 6mm is less than the coarse aggregate of 9mm, particle diameter is more than or equal to that 3mm is less than the fine aggregate of 6mm, particle diameter is more than or equal to the fine aggregate that 1mm is less than 3mm, these three grades of aggregates are mixed to form regeneration aggregate according to the ratio of weight ratio 1:2:1; (4) condensability material is prepared: select cement, flyash, calcium hydroxide, yellow sand, shale, magnesium chloride, Repone K to be mixed to form according to the ratio of weight ratio 8:4:4:2:2:1:1; (5) additive is prepared: soil-solidified-agent (water reducer), defoamer and hardening accelerator are mixed to form according to the ratio of weight ratio 1:1:1; (6) regeneration aggregate obtained in abovementioned steps and condensability material are mixed according to the ratio of weight ratio 2:1, add additive obtained in step 5 by gross weight 0.05%, add water and carry out being stirred to mixing; (7) be injection molded, and shaping building block or plate be placed in 15 degrees Celsius of lower maintenances 15 days, required renewable building material can be obtained.The hardening accelerator preferably nitrate used or nitrite hardening accelerator; The defoamer used can be such as silicone emulsion.
Embodiment two
Comprise the steps: that (1) is by manually picking, and picks out by the organic waste such as timber, plastic grain block that comprise in building castoff according to the construction waste substance treating method of this embodiment; (2) organic building castoff jaw will be removed and be broken into multistage fine aggregate; (3) fine aggregate after pulverizing is sieved, obtain that particle diameter is more than or equal to that 6mm is less than the coarse aggregate of 9mm, particle diameter is more than or equal to that 3mm is less than the fine aggregate of 6mm, particle diameter is more than or equal to the fine aggregate that 1mm is less than 3mm, particle diameter is less than the hyperfine aggregate of 1mm, and this level Four aggregate is mixed to form regeneration aggregate according to the ratio of weight ratio 1:2:2:1; (4) condensability material is prepared: select cement, flyash, calcium hydroxide, yellow sand, shale, magnesium chloride, Repone K to be mixed to form according to the ratio of weight ratio 8:2:2:2:2:1:1; (5) additive is prepared: soil-solidified-agent (water reducer), defoamer and hardening accelerator are mixed to form according to the ratio of weight ratio 2:1:2; (6) regeneration aggregate obtained in abovementioned steps and condensability material are mixed according to the ratio of weight ratio 3:1, add additive obtained in step 5 by gross weight 0.08%, add water and carry out being stirred to mixing; (7) be injection molded, and shaping building block or plate be placed in 18 degrees Celsius of lower maintenances 12 days, required renewable building material can be obtained.The hardening accelerator preferably nitrate used or nitrite hardening accelerator; The defoamer used can be such as silicone emulsion.
By method of the present invention, use multi-stage regenerable aggregate, can improve and make resource utilization, the anti-leakage material, bank protection, barricade material etc. that grout in material and hydro project of roadbase, subbase, underground concealed engineering can be widely used in.In addition, treatment in accordance with the present invention method curing time is shorter, and save the energy, the material of construction of preparation has higher intensity.
Claims (3)
1. a construction waste substance treating method, comprise the steps: that (1) is by manually picking, pick out by the organic waste in building castoff, described organic waste comprise timber, plastic grain block; (2) organic building castoff jaw will be removed and be broken into multistage fine aggregate; (3) fine aggregate after pulverizing is sieved, obtain that particle diameter is more than or equal to that 6mm is less than the coarse aggregate of 9mm, particle diameter is more than or equal to that 3mm is less than the fine aggregate of 6mm, particle diameter is more than or equal to the hyperfine aggregate that 1mm is less than the fine aggregate of 3mm, particle diameter is less than 1mm, this level Four aggregate is mixed to form regeneration aggregate according to the ratio of weight ratio 1:2:2:1; (4) condensability material is prepared: select cement, flyash, calcium hydroxide, yellow sand, shale, magnesium chloride, Repone K to be mixed to form according to the ratio of weight ratio 8:2:2:2:2:1:1; (5) additive is prepared: soil-solidified-agent, defoamer and the hardening accelerator ratio according to weight ratio 2:1:2 be mixed to form; (6) regeneration aggregate obtained in abovementioned steps and condensability material are mixed according to the ratio of weight ratio 3:1, add additive obtained in step 5 by gross weight 0.08%, add water and carry out being stirred to mixing; (7) be injection molded, and shaping building block or plate be placed in 18 degrees Celsius of lower maintenances 12 days, the required renewable building material for anti-leakage material can be obtained.
2. construction waste substance treating method according to claim 1, is characterized in that: the hardening accelerator used is nitrate or nitrite hardening accelerator.
3. construction waste substance treating method according to claim 1, is characterized in that: the defoamer used is silicone emulsion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310053864.5A CN103073260B (en) | 2013-02-20 | 2013-02-20 | Method for realizing resourceful treatment of construction waste by adopting solid curing agent technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310053864.5A CN103073260B (en) | 2013-02-20 | 2013-02-20 | Method for realizing resourceful treatment of construction waste by adopting solid curing agent technology |
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| Publication Number | Publication Date |
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| CN103073260A CN103073260A (en) | 2013-05-01 |
| CN103073260B true CN103073260B (en) | 2015-03-18 |
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| CN201310053864.5A Expired - Fee Related CN103073260B (en) | 2013-02-20 | 2013-02-20 | Method for realizing resourceful treatment of construction waste by adopting solid curing agent technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101597519B1 (en) * | 2015-04-23 | 2016-02-25 | (유)신기Ati | Continuous soil solidification processing method and apparatus for preventing yellow dust and constructing meadow in desertificated area |
| CN114193587B (en) * | 2021-11-19 | 2023-04-25 | 温州大学 | Construction process for site splicing paving foundation of spoil prefabricated building block |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101486550A (en) * | 2008-01-16 | 2009-07-22 | 新立基（北京）建材有限公司 | Domestic garbage prefabricated part and method of manufacturing the same |
| CN101864716A (en) * | 2010-07-13 | 2010-10-20 | 深圳市绿发鹏程环保科技有限公司 | Pavior brick produced by utilizing building wastes and preparation method thereof |
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2013
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101486550A (en) * | 2008-01-16 | 2009-07-22 | 新立基（北京）建材有限公司 | Domestic garbage prefabricated part and method of manufacturing the same |
| CN101864716A (en) * | 2010-07-13 | 2010-10-20 | 深圳市绿发鹏程环保科技有限公司 | Pavior brick produced by utilizing building wastes and preparation method thereof |
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| CN103073260A (en) | 2013-05-01 |
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 100000, room 3, building 3, West well road, Badachu hi tech park, Beijing, Shijingshan District, China. 2177A Applicant after: RUIHAO (BEIJING) ENVIRONMENTAL ENGINEERING GROUP CO., LTD. Address before: 100000, room 3, building 3, West well road, Badachu hi tech park, Beijing, Shijingshan District, China. 2177A Applicant before: RUIHAO (BEIJING) ENVIRONMENT ENGINEERING CO., LTD. |
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Free format text: CORRECT: APPLICANT; FROM: RUIHAO (BEIJING) ENVIRONMENTAL ENGINEERING CO., LTD. TO: RUIHAO (BEIJING) ENVIRONMENT ENGINEERING GROUP CO., LTD. |
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Effective date of registration: 20180717 Address after: 100043 A-1041, 2 floor, 3 building, 30 Shixing street, Shijingshan District, Beijing. Patentee after: Beijing Rui Hao Amperex Technology Limited Address before: 100000 room 3, 3 West well road, Badachu hi tech park, Shijingshan District, Beijing, 2177A Patentee before: RUIHAO (BEIJING) ENVIRONMENTAL ENGINEERING GROUP CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20190220 |