CN201669262U - Electronic circuit board recover processing device - Google Patents
Electronic circuit board recover processing device Download PDFInfo
- Publication number
- CN201669262U CN201669262U CN2010201916794U CN201020191679U CN201669262U CN 201669262 U CN201669262 U CN 201669262U CN 2010201916794 U CN2010201916794 U CN 2010201916794U CN 201020191679 U CN201020191679 U CN 201020191679U CN 201669262 U CN201669262 U CN 201669262U
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- Prior art keywords
- electronic circuit
- circuit board
- processing device
- recycling
- resin fibre
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- 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
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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Abstract
The utility model relates to an electronic circuit board recover processing device, which comprises a preprocessing device, a crushing device, a wind-driven separation device and an electrostatic separation device. The preprocessing device is used for removing electronic devices attached on electronic circuit boards, the crushing device is used for breaking the electronic circuit boards and processing the broken electronic circuit boards into mixture of metal powder and resin fiber powder, the wind-driven separation is used for separating the resin fiber powder from the metal powder primarily, the electrostatic separation device is used for further separating the resin fiber power from the metal powder, and the preprocessing device, the crushing device, the wind-driven separation device and the electrostatic separation device are connected in sequence. The electronic circuit board recover processing device is simple in structure and free of environmental pollution during operation, and can obtain high-purity metal after recovering and processing electronic circuit boards.
Description
Technical field
The utility model relates to a kind of recycling and processing device of electronic circuit board.
Background technology
Printed circuit board (PCB) (PCB) is as the critical component in the discarded household electrical appliances, and it reclaims and the resource problem becomes the hot issue of being badly in need of solution.In China there be about 1000 families of printed substrate manufacturing enterprise ground, PCB in China output was 12,964 ten thousand square metres in 2006,12,800,000,000 dollars of annual value of production have become the first producing country of PCB, and the recovery of a large amount of leftover pieces in the production process, useless plate also faces a great difficult problem.
Abandoned printed circuit board is the mixture of glass fiber-reinforced resin and multiple metal, belongs to the typical electronic discarded object.The discarded circuit board that grows with each passing day adds produces a large amount of leftover bits that wiring board produces, if do not deal carefully with and dispose, not only can cause a large amount of losses of useful resources, and can produce serious harm to environment.The method of tradition stacking or landfill, not only take big quantity space, contained heavy metal such as mercury, chromium, pick etc. and macromolecule organic are difficult to degraded under field conditions (factors), harmful components enter environment by water, atmosphere, soil, cause potential, long-term and expendable harm can for human health and ecological environment, wherein contained lead is second largest source plumbous in the municipal waste." discarded circuit board " is not " refuse ", but untapped " second resource " has very high recycling and be worth.Metal content in the wiring board is equivalent to tens times of metal content in the common mineral to hundreds of times, and the content of metal is up to 40%, and maximum is copper, also has metals such as gold, aluminium, nickel, lead in addition, wherein is no lack of rare metal; And the rich ore tenor of occurring in nature 3%-5% only.
The recovery method of existing electronic circuit board comprises that mainly energy reclaims (burning method), the acid-hatching of young eggs, chemical recycling (pyrolysis) and physics absorption method (comminuting method) etc.Current, the recycling of discarded circuit board is mainly concentrated on the disassembling in the reuse of purification, " high value " electronic devices and components of precious metal in the wiring board, abandon, burning and landfill the nonmetallic materials of a large amount of " valueless ", caused serious soil and water resource pollution.Because the combustion heat value of nonmetal plastics is lower in the discarded circuit board, in combustion process, also easily produce carcinogens such as dioxin, burning method is subjected to the restriction of various countries gradually; The chemical substance that forms in the acid-hatching of young eggs is to soil and water generates secondary pollution, and the nonmetallic materials after acidleach have been taked land-fill method more, and its discarded amount and huge to the pollution of environment has also been suffered opposing actively of environmental protection aspect.Chemical recycling (pyrolysis) still is in laboratory stage, and the problem of aspects such as its secondary separation at metal concentrate, energy consumption, industrialization is still waiting deep exploration; Physics reclaims (comminuting method) and adopts physical crushing and the mode of separating, and its practicality is strong and have fewer environmental impacts, and becomes at present comparatively popular and processing mode approval.
Summary of the invention
Technical problem to be solved in the utility model is to provide the recycling and processing device of a kind of environmentally safe, electronic circuit board that manufacturing cost is lower.
A kind of recycling and processing device of electronic circuit board, described recycling and processing device comprises: the pretreatment unit that the electronic devices and components that are used for that electronic circuit board is adhered to are removed;
Be used for electronic circuit board is carried out fragmentation, be processed into the breaker of metal dust and resin fibre mixture of powders;
Be used to the wind power sorting device that makes resin fibre powder and metal dust carry out initial gross separation;
Be used to electrostatic separation apparatus that resin fibre powder and metal dust are further separated;
Described pretreatment unit, breaker, wind power sorting device, electrostatic separation apparatus connect in turn.
Preferably, described wind power sorting device also is connected with the cloth dirt dust arrester that is used to collect the resin fibre powder.
Preferably, described breaker comprises primary fragmentation device and second-time breakage device, and the primary fragmentation device is connected in turn with the second-time breakage device.
The utility model is simple in structure, environmentally safe in the running, and electronic circuit board can obtain highly purified metal after recycling.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the structural representation of the utility model embodiment 2.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Embodiment 1
With reference to Fig. 1, a kind of recycling and processing device of electronic circuit board, described recycling and processing device comprises: the pretreatment unit that the electronic devices and components that are used for that electronic circuit board is adhered to are removed;
Be used for electronic circuit board is carried out fragmentation, be processed into the breaker of metal dust and resin fibre mixture of powders;
Be used to the wind power sorting device that makes resin fibre powder and metal dust carry out initial gross separation;
Be used to electrostatic separation apparatus that resin fibre powder and metal dust are further separated;
Described pretreatment unit, breaker, wind power sorting device, electrostatic separation apparatus connect in turn.
Described wind power sorting device also is connected with the cloth dirt dust arrester that is used to collect the resin fibre powder.
Workflow of the present utility model is:
1, pretreatment unit
Major function be will adhere on the waste printed circuit board electronic devices and components remove, become the waste and old substrate that can continue processing for next procedure, the production waste scrapped of wiring board manufacturer can directly enter pulverizing process processing in this way.
The preliminary treatment capital equipment is broken cutting, by the motor transmission, the larger volume wiring board is carried out precrushing by cutting edge.
2, reducing mechanism
Adopt cut mode, processed object is carried out fragmentation, waste printed circuit board is processed into the mixture of metal dust and resin fibre powder, be convenient to next procedure and carry out sorting.
3, wind power sorting device
Sorting is the difference according to the proportion and the floating velocity of material, utilizes the inclined plane with certain movement characteristic, by wind-force material is separated.When material is flow to oblique material mouth by feed hopper, just be subjected to the effect of air-flow, make the bigger composition of proportion through sinking on the back segment inclined-plane of stream material mouth after the classification automatically, the less material particles of proportion then is on the leading portion inclined-plane, reaches the purpose that the resin fibre powder is separated with metal dust thus.
Pneumatic separating adopts circulating fan, and air is entered by the bottom, entered vibratory sieve by sorting material after, be subjected to the ascending air jacking, form fluidized state, the toner that proportion is lighter is taken away, metal dust enters the bottom collecting box.
4, electrostatic separation apparatus
Electric separation shows as the non-conductor material in high voltage electric field effect lower conductor and the stressed situation of non-conductor and obtain a lot of electric charges in electric field, but good conductivity because of the conductor material, the charge energy that is adsorbed on the surface flows freely on the surface, so can be very fast be distributed in the ore particle surface, in case conductor contacts with earthing pole, its surperficial electric charge moment is transmitted to the ground connection level and disappears, and direction deflection corona electrode one side who rotates at centrifugal force and gravity effect lower edge drum barrel falls, and becomes the conductor product; The non-conductor material is because electric conductivity is very poor or non-conductive, the electric charge of surface absorption can not or can not very fast biography be walked, so attract each other with the ground connection drum barrel, this interface attraction is made a concerted effort greater than centrifugal force and gravity, go to the rear so material is tightly inhaled in the drum face, under by the brush brush, become the non-conductor product.
Contain low amounts of resin fiber (accounting for 5%) in the metal dust behind this technology pneumatic separating, utilize electrostatic separation equipment to carry out the secondary sorting, the impurity that the metal dust that obtains after the sorting contains can be less than 0.1%, and its purity can reach 99.9%.Tenor about 2% in the resin fibre that reclaims.
Embodiment 2
With reference to Fig. 2, a kind of recycling and processing device of electronic circuit board, described recycling and processing device comprises: the pretreatment unit that the electronic devices and components that are used for that electronic circuit board is adhered to are removed; Be used for electronic circuit board is carried out fragmentation, be processed into the breaker of metal dust and resin fibre mixture of powders; Be used to the wind power sorting device that makes resin fibre powder and metal dust carry out initial gross separation; Be used to electrostatic separation apparatus that resin fibre powder and metal dust are further separated; Described pretreatment unit, breaker, wind power sorting device, electrostatic separation apparatus connect in turn.
Described wind power sorting device also is connected with the cloth dirt dust arrester that is used to collect the resin fibre powder.Described breaker comprises primary fragmentation device and second-time breakage device, and the primary fragmentation device is connected in turn with the second-time breakage device.
Because waste printed circuit board toughness is big, mostly be tabular, be difficult to metal be separated with nonmetal by primary fragmentation; Present embodiment adopts primary fragmentation, second-time breakage, makes it become 30-50 purpose powder, like this, reaches metal and nonmetal purpose of thoroughly separating.
Claims (3)
1. the recycling and processing device of an electronic circuit board, it is characterized in that: described recycling and processing device comprises:
The pretreatment unit that the electronic devices and components that are used for that electronic circuit board is adhered to are removed;
Be used for electronic circuit board is carried out fragmentation, be processed into the breaker of metal dust and resin fibre mixture of powders;
Be used to the wind power sorting device that makes resin fibre powder and metal dust carry out initial gross separation;
Be used to electrostatic separation apparatus that resin fibre powder and metal dust are further separated;
Described pretreatment unit, breaker, wind power sorting device, electrostatic separation apparatus connect in turn.
2. according to the recycling and processing device of the described electronic circuit board of claim 1, it is characterized in that: described wind power sorting device also is connected with the cloth dirt dust arrester that is used to collect the resin fibre powder.
3. according to the recycling and processing device of claim 1 or 2 described electronic circuit boards, it is characterized in that: described breaker comprises primary fragmentation device and second-time breakage device, and the primary fragmentation device is connected in turn with the second-time breakage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201916794U CN201669262U (en) | 2010-05-14 | 2010-05-14 | Electronic circuit board recover processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201916794U CN201669262U (en) | 2010-05-14 | 2010-05-14 | Electronic circuit board recover processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201669262U true CN201669262U (en) | 2010-12-15 |
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ID=43326674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201916794U Expired - Fee Related CN201669262U (en) | 2010-05-14 | 2010-05-14 | Electronic circuit board recover processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201669262U (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179391A (en) * | 2010-12-31 | 2011-09-14 | 东莞市天图环保科技有限公司 | Integrated system of recovery and resource treatment technology of waste circuit board |
| CN102218436A (en) * | 2011-05-05 | 2011-10-19 | 北京水气蓝德环保科技有限公司 | Device for separating biomass from kitchen refuse |
| CN102228890A (en) * | 2011-04-28 | 2011-11-02 | 上海交通大学 | Multistage winnowing-high voltage electrostatic separation method |
| CN102583501A (en) * | 2011-01-20 | 2012-07-18 | 常州翔宇资源再生科技有限公司 | Method for recovering copper-contained waster residue generated during copper-clad plate recovery process |
| CN103191825A (en) * | 2013-04-23 | 2013-07-10 | 上海交通大学 | Information safety destruction and recycling method of semiconductor storage medium |
| CN105195291A (en) * | 2015-10-20 | 2015-12-30 | 富阳鸿祥技术服务有限公司 | Integrated crushing treatment system for industrial timber rubbish |
| CN105381854A (en) * | 2015-10-20 | 2016-03-09 | 温州泓呈祥科技有限公司 | Crushing disposal system of industrial wood waste |
| CN105563694A (en) * | 2016-02-25 | 2016-05-11 | 吉林重通成飞新材料股份公司 | Wind power blade recovery treatment method |
| CN105666739A (en) * | 2016-02-25 | 2016-06-15 | 吉林重通成飞新材料股份公司 | Recycling treatment method for wind power blades |
| CN105856453A (en) * | 2016-02-25 | 2016-08-17 | 吉林重通成飞新材料股份公司 | Wind turbine blade recovery processing method |
| CN105881775A (en) * | 2016-02-25 | 2016-08-24 | 吉林重通成飞新材料股份公司 | Wind power blade recovery treatment method |
| CN107377575A (en) * | 2016-05-17 | 2017-11-24 | 陕西安信显像管循环处理应用有限公司 | Useless circuit board processing system and its processing method |
| CN107377576A (en) * | 2016-05-17 | 2017-11-24 | 陕西安信显像管循环处理应用有限公司 | CRT electrical equipment disassembling methods |
| CN111670259A (en) * | 2018-01-31 | 2020-09-15 | 捷客斯金属株式会社 | Method for treating electronic and electrical equipment component scraps |
| CN114226409A (en) * | 2021-12-08 | 2022-03-25 | 江苏安卡新材料科技有限公司 | Fiber recovery process |
| CN115318803A (en) * | 2022-08-31 | 2022-11-11 | 安徽国伟金属资源有限公司 | Circuit board is retrieved and is used broken separator |
-
2010
- 2010-05-14 CN CN2010201916794U patent/CN201669262U/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179391A (en) * | 2010-12-31 | 2011-09-14 | 东莞市天图环保科技有限公司 | Integrated system of recovery and resource treatment technology of waste circuit board |
| CN102179391B (en) * | 2010-12-31 | 2013-07-17 | 东莞市天图环保科技有限公司 | Integrated system of recovery and resource treatment technology of waste circuit board |
| CN102583501A (en) * | 2011-01-20 | 2012-07-18 | 常州翔宇资源再生科技有限公司 | Method for recovering copper-contained waster residue generated during copper-clad plate recovery process |
| CN102228890A (en) * | 2011-04-28 | 2011-11-02 | 上海交通大学 | Multistage winnowing-high voltage electrostatic separation method |
| CN102218436A (en) * | 2011-05-05 | 2011-10-19 | 北京水气蓝德环保科技有限公司 | Device for separating biomass from kitchen refuse |
| CN103191825A (en) * | 2013-04-23 | 2013-07-10 | 上海交通大学 | Information safety destruction and recycling method of semiconductor storage medium |
| CN105195291A (en) * | 2015-10-20 | 2015-12-30 | 富阳鸿祥技术服务有限公司 | Integrated crushing treatment system for industrial timber rubbish |
| CN105381854A (en) * | 2015-10-20 | 2016-03-09 | 温州泓呈祥科技有限公司 | Crushing disposal system of industrial wood waste |
| CN105381854B (en) * | 2015-10-20 | 2017-09-26 | 涂瑞强 | A kind of break process system of industrial wood rubbish |
| CN105195291B (en) * | 2015-10-20 | 2017-07-07 | 项赛赛 | A kind of integrated breaking processing system of industrial wood rubbish |
| CN105856453A (en) * | 2016-02-25 | 2016-08-17 | 吉林重通成飞新材料股份公司 | Wind turbine blade recovery processing method |
| CN105881775A (en) * | 2016-02-25 | 2016-08-24 | 吉林重通成飞新材料股份公司 | Wind power blade recovery treatment method |
| CN105666739A (en) * | 2016-02-25 | 2016-06-15 | 吉林重通成飞新材料股份公司 | Recycling treatment method for wind power blades |
| CN105563694A (en) * | 2016-02-25 | 2016-05-11 | 吉林重通成飞新材料股份公司 | Wind power blade recovery treatment method |
| CN107377575A (en) * | 2016-05-17 | 2017-11-24 | 陕西安信显像管循环处理应用有限公司 | Useless circuit board processing system and its processing method |
| CN107377576A (en) * | 2016-05-17 | 2017-11-24 | 陕西安信显像管循环处理应用有限公司 | CRT electrical equipment disassembling methods |
| CN111670259A (en) * | 2018-01-31 | 2020-09-15 | 捷客斯金属株式会社 | Method for treating electronic and electrical equipment component scraps |
| CN114226409A (en) * | 2021-12-08 | 2022-03-25 | 江苏安卡新材料科技有限公司 | Fiber recovery process |
| CN115318803A (en) * | 2022-08-31 | 2022-11-11 | 安徽国伟金属资源有限公司 | Circuit board is retrieved and is used broken separator |
| CN115318803B (en) * | 2022-08-31 | 2024-04-23 | 安徽国伟金属资源有限公司 | Broken separator is used in circuit board recovery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101215 Termination date: 20140514 |