CN113305127A - Method for recycling waste gypsum boards in decoration garbage - Google Patents
Method for recycling waste gypsum boards in decoration garbage Download PDFInfo
- Publication number
- CN113305127A CN113305127A CN202110430089.5A CN202110430089A CN113305127A CN 113305127 A CN113305127 A CN 113305127A CN 202110430089 A CN202110430089 A CN 202110430089A CN 113305127 A CN113305127 A CN 113305127A
- Authority
- CN
- China
- Prior art keywords
- gypsum
- powder
- regenerated
- board
- waste
- 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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Links
- 239000010440 gypsum Substances 0.000 title claims abstract description 82
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000002699 waste material Substances 0.000 title claims abstract description 25
- 238000005034 decoration Methods 0.000 title claims abstract description 16
- 238000004064 recycling Methods 0.000 title claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000843 powder Substances 0.000 claims abstract description 34
- 239000000428 dust Substances 0.000 claims abstract description 24
- 229910052742 iron Inorganic materials 0.000 claims abstract description 23
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 238000007885 magnetic separation Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 9
- 239000002131 composite material Substances 0.000 claims abstract description 5
- 238000011084 recovery Methods 0.000 claims abstract description 5
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 239000012634 fragment Substances 0.000 claims abstract description 4
- 239000012467 final product Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 3
- 239000002440 industrial waste Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2225—Feed means
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
-
- 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
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
-
- 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
-
- 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
- Y02W30/78—Recycling of wood or furniture waste
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a resource recovery method of waste gypsum boards in decoration garbage, which comprises the following steps: A. feeding; B. crushing; C. magnetic separation: the gypsum board is combined with the board by iron nails in the decoration process, the mixed crushed aggregates are separated by an iron remover in the magnetic separation process, the iron nails in the mixed crushed aggregates are adsorbed out, and the iron nails and the gypsum fragments are separated; D. stripping: paper fibers and gypsum in the gypsum chips are peeled off by a superfine double-roller press, in the peeling process, gypsum materials on the gypsum chips are pressed into regenerated gypsum powder, and the diameter of the gypsum powder is less than 1 mm; E. separation: separating paper fiber from gypsum powder by a composite relaxation sieve; F. conveying; G. collecting dust: in the three steps of crushing, stripping and separating, dust collector is arranged to prevent dust from overflowing and causing pollution. The gypsum material of the waste gypsum board is effectively recycled, and the regenerated gypsum powder can be reused for production, so that the comprehensive utilization value of the gypsum board is improved.
Description
Technical Field
The invention belongs to the technical field of plastic packaging bottles, and relates to a plastic hose assembly with a high-tip nozzle and a round-corner cover.
Background
The decoration garbage contains a large amount of gypsum boards, the gypsum boards cannot be incinerated, landfill generates virulent gas hydrogen sulfide under an anaerobic state, and landfill sites reject, so that a large amount of waste gypsum boards in the decoration garbage are generally treated as industrial waste at present, and the treatment process as the industrial waste is complicated and separation treatment is required, so that the cost is high, and the waste gypsum boards need to be recycled.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a method for recycling waste gypsum boards in decoration garbage.
The purpose of the invention can be realized by the following technical scheme: a method for recycling waste gypsum boards in decoration garbage is characterized by comprising the following steps:
A. feeding: firstly, waste gypsum boards enter a feeding machine through a loader, and the feeding machine feeds the waste gypsum boards into a recovery system through the movement of a chain plate;
B. crushing: crushing the large flaky waste gypsum board into mixed crushed materials with the size of less than 50mm by a double-shaft roller press for one time;
C. magnetic separation: the gypsum board is combined with the board by iron nails in the decoration process, the mixed crushed aggregates are separated by an iron remover in the magnetic separation process, the iron nails in the mixed crushed aggregates are adsorbed out, and the iron nails and the gypsum fragments are separated;
D. stripping: paper fibers and gypsum in the gypsum chips are peeled off by a superfine double-roller press, in the peeling process, gypsum materials on the gypsum chips are pressed into regenerated gypsum powder, and the diameter of the gypsum powder is less than 1 mm;
E. separation: separating paper fiber from gypsum powder by a composite relaxation sieve;
F. conveying: conveying the regenerated gypsum powder into a powder tank through a conveyor;
G. collecting dust: in the three steps of crushing, stripping and separating, dust collector is arranged to prevent dust from overflowing and causing pollution.
In the step B, the double rollers of the double-shaft rolling machine are in a blade type, and the distance between the double rollers is 60 mm.
In the step D, the double rollers of the superfine double-roller press are in a smooth roller type, and the distance between the double rollers is 1.5 mm.
In the step C, the iron remover is a cross-belt type iron remover, and the magnetic field intensity is 900 GS.
In the step F, the regenerated gypsum powder conveyor is a screw conveyor, and gypsum powder is conveyed in the closed conveying cylinder, so that dust can be prevented from being generated in the conveying process.
In the step F, the finally produced resource product is regenerated gypsum powder, and the powder tank is covered and sealed after being filled.
In the step G, the dust collector is a filter cartridge type dust collector, and the number of the filter elements is 32.
Compared with the prior art, the method for recycling the waste gypsum boards in the decoration garbage has the following advantages:
1. the gypsum material of the waste gypsum board is effectively recycled, and the produced resource product is regenerated gypsum powder which can be reused for production, so that the comprehensive utilization value of the gypsum board is improved.
2. By arranging the dust collectors in the dust raising steps, dust overflow can be effectively controlled, and environmental pollution caused in the recovery process is avoided.
3. The paper fiber is stripped through the magnetic separation iron nail and the composite relaxation sieve, so that the impurity content in the final product, namely the regenerated gypsum powder is low.
Drawings
FIG. 1 is a step diagram of a method for recycling waste gypsum boards from decoration waste.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the method for recycling waste gypsum boards from decoration garbage comprises the following steps:
A. feeding: firstly, waste gypsum boards enter a feeding machine through a loader, and the feeding machine feeds the waste gypsum boards into a recovery system through the movement of a chain plate;
B. crushing: crushing the large flaky waste gypsum board into mixed crushed materials with the size of less than 50mm by a double-shaft roller press for one time;
C. magnetic separation: the gypsum board is combined with the board by iron nails in the decoration process, the mixed crushed aggregates are separated by an iron remover in the magnetic separation process, the iron nails in the mixed crushed aggregates are adsorbed out, and the iron nails and the gypsum fragments are separated;
D. stripping: paper fibers and gypsum in the gypsum chips are peeled off by a superfine double-roller press, in the peeling process, gypsum materials on the gypsum chips are pressed into regenerated gypsum powder, and the diameter of the gypsum powder is less than 1 mm;
E. separation: separating paper fiber from gypsum powder by a composite relaxation sieve;
F. conveying: conveying the regenerated gypsum powder into a powder tank through a conveyor;
G. collecting dust: in the three steps of crushing, stripping and separating, dust collector is arranged to prevent dust from overflowing and causing pollution.
In the step B, the double rollers of the double-shaft rolling machine are in a blade type, and the distance between the double rollers is 60 mm.
In the step D, the double rollers of the superfine double-roller press are in a smooth roller type, and the distance between the double rollers is 1.5 mm.
In the step C, the iron remover is a cross-belt type iron remover, and the magnetic field intensity is 900 GS.
In the step F, the regenerated gypsum powder conveyor is a screw conveyor, and gypsum powder is conveyed in the closed conveying cylinder, so that dust can be prevented from being generated in the conveying process.
In the step F, the finally produced resource product is regenerated gypsum powder, and the powder tank is covered and sealed after being filled.
In the step G, the dust collector is a filter cartridge type dust collector, and the number of the filter elements is 32.
By the method, the waste gypsum board can be effectively recycled and made into regenerated gypsum powder, so that the waste gypsum board in the decoration garbage is recycled, and secondary pollution is avoided.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (7)
1. A method for recycling waste gypsum boards in decoration garbage is characterized by comprising the following steps:
A. feeding: firstly, waste gypsum boards enter a feeding machine through a loader, and the feeding machine feeds the waste gypsum boards into a recovery system through the movement of a chain plate;
B. crushing: crushing the large flaky waste gypsum board into mixed crushed materials with the size of less than 50mm by a double-shaft roller press for one time;
C. magnetic separation: the gypsum board is combined with the board by iron nails in the decoration process, the mixed crushed aggregates are separated by an iron remover in the magnetic separation process, the iron nails in the mixed crushed aggregates are adsorbed out, and the iron nails and the gypsum fragments are separated;
D. stripping: paper fibers and gypsum in the gypsum chips are peeled off by a superfine double-roller press, in the peeling process, gypsum materials on the gypsum chips are pressed into regenerated gypsum powder, and the diameter of the gypsum powder is less than 1 mm;
E. separation: separating paper fiber from gypsum powder by a composite relaxation sieve;
F. conveying: conveying the regenerated gypsum powder into a powder tank through a conveyor;
G. collecting dust: in the three steps of crushing, stripping and separating, dust collector is arranged to prevent dust from overflowing and causing pollution.
2. The method as claimed in claim 1, wherein in step B, the twin roll press is blade type, and the distance between the two rolls is 60 mm.
3. The method as claimed in claim 1, wherein in step D, the twin rolls of the twin roll super fine press are smooth rolls with a distance of 1.5 mm.
4. The method as claimed in claim 1, wherein in step C, the iron remover is a cross-belt type iron remover with a magnetic field intensity of 900 GS.
5. The method as claimed in claim 1, wherein in step F, the regenerated gypsum powder conveyor is a screw conveyor, and the gypsum powder is conveyed in a closed conveying cylinder, so as to prevent dust from being generated during the conveying process.
6. The method as claimed in claim 1, wherein in step F, the final product is regenerated gypsum powder, and the powder tank is sealed after being filled.
7. The method as claimed in claim 1, wherein in step G, the dust collector is a filter cartridge type dust collector, and the number of filter elements is 32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430089.5A CN113305127A (en) | 2021-04-21 | 2021-04-21 | Method for recycling waste gypsum boards in decoration garbage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430089.5A CN113305127A (en) | 2021-04-21 | 2021-04-21 | Method for recycling waste gypsum boards in decoration garbage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113305127A true CN113305127A (en) | 2021-08-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110430089.5A Pending CN113305127A (en) | 2021-04-21 | 2021-04-21 | Method for recycling waste gypsum boards in decoration garbage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113305127A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044638A (en) * | 2021-09-23 | 2022-02-15 | 泰山石膏（襄阳）有限公司 | Preparation process of environment-friendly pollution-free regenerated gypsum powder for building materials |
| CN116020604A (en) * | 2023-03-14 | 2023-04-28 | 徐州浩创再生资源有限公司 | Solid waste retrieves integration processing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19527798A1 (en) * | 1995-07-19 | 1997-01-23 | Ver Energiewerke Ag | Method of recycling damaged plaster board |
| CN1898034A (en) * | 2003-12-22 | 2007-01-17 | 吉野石膏株式会社 | Method and device for collecting base paper for gypsum plaster board |
| CN103567209A (en) * | 2012-08-08 | 2014-02-12 | 上海龙阳环保工程有限公司 | Resourceful treatment system and resourceful treatment method for decoration construction waste |
| CN104646398A (en) * | 2015-02-12 | 2015-05-27 | 肇庆北新建材有限公司 | Waste gypsum board recycling method and device |
| CN105121005A (en) * | 2013-04-05 | 2015-12-02 | 株式会社大贵 | Water-absorbent treatment material and production method for same |
| CN205701814U (en) * | 2016-03-24 | 2016-11-23 | 北新集团建材股份有限公司 | Useless plate retracting device on a kind of gypsum lath product line |
| CN109226194A (en) * | 2018-09-26 | 2019-01-18 | 鸿翔环境产业有限公司 | A kind for the treatment of process for fitting up waste material |
| CN110523639A (en) * | 2019-08-06 | 2019-12-03 | 上海环境卫生工程设计院有限公司 | A kind of processing method and system of decoration garbage |
| CN211247728U (en) * | 2019-11-06 | 2020-08-14 | 镇江北新建材有限公司 | Novel waste recovery device |
| CN112264428A (en) * | 2020-09-29 | 2021-01-26 | 田洪梅 | Recovery unit of thistle board with locating component |
-
2021
- 2021-04-21 CN CN202110430089.5A patent/CN113305127A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19527798A1 (en) * | 1995-07-19 | 1997-01-23 | Ver Energiewerke Ag | Method of recycling damaged plaster board |
| CN1898034A (en) * | 2003-12-22 | 2007-01-17 | 吉野石膏株式会社 | Method and device for collecting base paper for gypsum plaster board |
| CN103567209A (en) * | 2012-08-08 | 2014-02-12 | 上海龙阳环保工程有限公司 | Resourceful treatment system and resourceful treatment method for decoration construction waste |
| CN105121005A (en) * | 2013-04-05 | 2015-12-02 | 株式会社大贵 | Water-absorbent treatment material and production method for same |
| CN104646398A (en) * | 2015-02-12 | 2015-05-27 | 肇庆北新建材有限公司 | Waste gypsum board recycling method and device |
| CN205701814U (en) * | 2016-03-24 | 2016-11-23 | 北新集团建材股份有限公司 | Useless plate retracting device on a kind of gypsum lath product line |
| CN109226194A (en) * | 2018-09-26 | 2019-01-18 | 鸿翔环境产业有限公司 | A kind for the treatment of process for fitting up waste material |
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| CN211247728U (en) * | 2019-11-06 | 2020-08-14 | 镇江北新建材有限公司 | Novel waste recovery device |
| CN112264428A (en) * | 2020-09-29 | 2021-01-26 | 田洪梅 | Recovery unit of thistle board with locating component |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044638A (en) * | 2021-09-23 | 2022-02-15 | 泰山石膏（襄阳）有限公司 | Preparation process of environment-friendly pollution-free regenerated gypsum powder for building materials |
| CN116020604A (en) * | 2023-03-14 | 2023-04-28 | 徐州浩创再生资源有限公司 | Solid waste retrieves integration processing equipment |
| CN116020604B (en) * | 2023-03-14 | 2023-10-10 | 江苏晟通固废环保处置有限公司 | Waste gypsum board recycling integrated processing equipment |
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Application publication date: 20210827 |
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