CN204348859U - Vacuum device for preparing nano zinc powder by using waste zinc-manganese battery - Google Patents
Vacuum device for preparing nano zinc powder by using waste zinc-manganese battery Download PDFInfo
- Publication number
- CN204348859U CN204348859U CN201420806111.7U CN201420806111U CN204348859U CN 204348859 U CN204348859 U CN 204348859U CN 201420806111 U CN201420806111 U CN 201420806111U CN 204348859 U CN204348859 U CN 204348859U
- Authority
- CN
- China
- Prior art keywords
- vacuum
- zinc
- zinc powder
- powder
- heating
- 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.)
- Active
Links
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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- 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
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The utility model discloses a vacuum device for preparing nano zinc powder by utilizing waste zinc-manganese batteries, which comprises a gas supply and regulation system, a heating system, a condensation collection system and a vacuum system; the gas supply and regulation system, the heating system, the condensation collection system and the vacuum system are communicated through vacuum flanges and bellows. The utility model discloses a vacuum evaporation and inert gas condensation method, the zinc-manganese cell ectoderm after will disassembling is put in the heating cavity of high temperature resistance furnace, and the zinc in the old and useless zinc-manganese cell ectoderm evaporates under the high temperature, forms nanometer zinc powder on migrating to the condensation collector along with gas under inert gas's quench effect. The utility model discloses not only can be used for metal resource's recycle and prepare high added value nanometer zinc powder, still can directly popularize and apply to the preparation of high-purity nanometer zinc powder. Heavy metals such as lead, manganese and the like in the treated residues are enriched, so that potential heavy metal pollution is avoided, and the environment is protected.
Description
Technical Field
The utility model belongs to the technical field of metal nano-powder prepares, especially, relate to an utilize old and useless zinc-manganese cell to prepare vacuum apparatus of nanometer zinc powder.
Background
The zinc-manganese cell of the utility model is mainly used for electronic products such as radio, remote controller, toy, etc., and is popular with consumers due to low price. China is a big country for producing and consuming dry batteries, and reports indicate that the export quantity of zinc-manganese batteries in China reaches 181 hundred million in 2003, and the quantity of zinc used for producing dry batteries reaches tens of thousands of tons every year. Due to the imperfect recycling system, the complicated recycling process and the limitation of economic benefits, the batteries are discarded after use, and many batteries are buried as municipal garbage. Potential heavy metal pollution exists in landfill, such as electrolyte manganese dioxide and zinc in a zinc-manganese dry battery, can be finally migrated into water and soil due to various chemical reactions inside and outside, and finally enter human bodies through absorption and enrichment of animals and plants, so that the health of the human bodies is harmed. At present, few enterprises specially aiming at recycling batteries are available at home and abroad, and the recycling economic driving force is not enough mainly for the reason, so that considerable economic benefit cannot be brought by recycling the batteries.
Disclosure of Invention
The utility model provides a current situation to dealing with inadequately at present a large amount of old and useless zinc-manganese dry batteries, the utility model provides a zinc metal in both can retrieving old and useless zinc-manganese battery, still can prepare the vacuum apparatus of the nanometer zinc powder of high added value simultaneously. The utility model discloses a to the reasonable equipment of current high temperature resistance furnace and other parts and the innovation transformation at key position, make it satisfy the innocent treatment of old and useless zinc-manganese dioxide dry battery, prepare high added value nano-powder product simultaneously.
The utility model provides a vacuum device for preparing nano zinc powder by using waste zinc-manganese batteries, which comprises a gas supply and regulation system, a heating system, a condensation collection system and a vacuum system; the gas supply and regulation system, the heating system, the condensation collection system and the vacuum system are communicated through vacuum flanges and corrugated pipes;
the vacuum system pumps air out of the heating system and the condensation collection system until the air is vacuum, and then the gas supply and regulation system inputs nitrogen into the heating system and keeps the pressure of the nitrogen at a set value;
the heating system comprises a high-temperature resistance furnace and a control cabinet; the high-temperature resistance furnace is internally provided with a heat insulation pipe plug, a material crucible, a quartz tube, a resistance wire and a refractory material; the material crucible is arranged in the heat insulation pipe plug, and the heat insulation pipe plug is arranged at two ends of the heating cavity in the high-temperature resistance furnace and used for preventing the heat of the heating cavity from being diffused outwards; the control cabinet controls the temperature of the heating section to evaporate the surface of the waste zinc-manganese battery or the crude zinc in the material crucible to form zinc vapor;
the condensation collection system comprises a stainless steel column with a slot and a circulating water cooling jacket, a collection insert and a powder collection hopper; the stainless steel column is communicated with the high-temperature resistance furnace and the vacuum system; the collecting insertion pieces are installed in the stainless steel column at intervals in a vertically staggered mode, so that zinc vapor flows in an S shape to increase collision of nano zinc powder and the collecting insertion pieces, the surface energy of the nano zinc powder is reduced, condensation of the nano zinc powder is promoted, and the nano zinc powder is condensed on the surfaces of the collecting insertion pieces or collected in a powder collecting hopper below the collecting insertion pieces.
The utility model provides an among the vacuum apparatus who utilizes old and useless zinc-manganese battery preparation nanometer zinc powder, gas supply and governing system include: a nitrogen cylinder, a nitrogen pressure reducing valve, an air flow control valve, a gas flowmeter and a gas spray pipe; the nitrogen cylinder is communicated with the gas spray pipe through a pipeline, a nitrogen pressure reducing valve, an airflow control valve and a gas flowmeter are sequentially arranged on the pipeline, and the gas spray pipe is arranged in the heating system and is adjustable in length; the nitrogen pressure input into the heating system is stabilized at a set value by adjusting the nitrogen pressure reducing valve and the gas flow control valve, and the nitrogen flow input into the heating system per unit time can be determined by a gas flow meter.
The utility model provides an among the vacuum apparatus who utilizes old and useless zinc-manganese cell preparation nanometer zinc powder, vacuum system includes solenoid valve and vacuum pump, the vacuum pump pass through the pipeline with condensation collecting system intercommunication, be provided with on the pipeline the solenoid valve for in the pump oil recharge income pipeline when preventing to stop the pump.
The utility model provides an among the vacuum apparatus who utilizes old and useless zinc-manganese cell preparation nanometer zinc powder, the switch board includes display instrument and composite vacuum meter, composite vacuum meter is used for keeping nitrogen pressure to 1.0 x 10 in the heating chamber 2 ～8.9×10 4 Pa。
The vacuum device for preparing the nano zinc powder by utilizing the waste zinc-manganese battery provided by the utility model is further provided with a thermocouple; the thermocouple is adjustable in length and extends into the high-temperature resistance furnace and the condensation collection system to measure the temperature between the heating cavity and each collection insert.
In the vacuum device for preparing the nano zinc powder by utilizing the waste zinc-manganese battery, the highest temperature of the heating system is 1500 ℃, and the heating rate can be 10-15 ℃/min.
The utility model provides an among the vacuum apparatus who utilizes old and useless zinc-manganese battery preparation nanometer zinc powder, it is made by stainless steel mesh, quartz plate or alumina wire to collect the inserted sheet for the influence of different material basement to nanometer powder appearance is researched.
The utility model provides an among the vacuum apparatus who utilizes old and useless zinc-manganese battery preparation nanometer zinc powder, the end of stainless steel post further is provided with glass fiber filter, glass fiber filter is used for filtering stainless steel post is inside to pass through along with the air current collect the inserted sheet and by the nanometer zinc powder of condensation not, prevent that metal powder from getting into the atmosphere polluted environment.
The beneficial effects of the utility model include: the device can be directly popularized and applied to the preparation of high-purity nano zinc powder, the raw material is coarse zinc, the nano zinc powder prepared by the device is fibrous, the size is between 40 and 150nm, the length is several micrometers, and the device is a high-purity high-added-value nano zinc powder product. Through the filtering action of the glass fiber filter, the invention does not discharge pollutants into the atmosphere, does not generate waste water and waste gas, is harmless to the environment and can achieve harmony and unity of economic benefit and environmental protection.
Drawings
Fig. 1 is a schematic structural diagram of a device for preparing nano zinc powder by using waste zinc-manganese batteries.
Fig. 2 is a schematic view of the inside of the condensation collection device of the present invention.
Fig. 3 is an electron microscope photograph of fibrous nano zinc powder prepared by using the device of the utility model and waste zinc-manganese batteries as raw materials.
Fig. 4 is an electron microscope photograph of nano zinc powder prepared by using crude zinc as a raw material by using the device of the utility model.
Detailed Description
The present invention will be described in further detail with reference to the following specific examples and the accompanying drawings. The procedures, conditions, experimental methods and the like for carrying out the present invention are general knowledge and common general knowledge in the art except for the contents specifically mentioned below, and the present invention is not particularly limited.
In FIGS. 1-4, 1-nitrogen cylinder, 2-nitrogen pressure reducing valve, 3-air flow control valve, 4-gas flow meter, 5-gas spray pipe, 6-heat insulation pipe plug, 7-control cabinet, 8-material crucible, 9-quartz tube, resistance wire and refractory material, 10-composite vacuum gauge, 11-collection inserted sheet, 12-powder collection hopper, 13-stainless steel column with slot and circulating water cooling jacket, 14-glass fiber filter, 15-thermocouple, 16-electromagnetic valve and 17-vacuum pump. All the parts are hermetically connected through a vacuum flange, a corrugated pipe and the like. The adopted method is vacuum evaporation and inert gas condensation.
Referring to fig. 1, a vacuum apparatus for preparing nano zinc powder by using waste zinc-manganese batteries is characterized by comprising a gas supply and regulation system, a heating system, a condensation collection system and a vacuum system; the gas supply and regulation system, the heating system, the condensation collection system and the vacuum system are communicated through a vacuum flange and a corrugated pipe.
The vacuum system is used for pumping air in the heating system and the condensation collecting system until the air is vacuum, the vacuum system comprises an electromagnetic valve 16 and a vacuum pump 17, the vacuum pump 17 is communicated with the condensation collecting system through a pipeline, and the electromagnetic valve 16 is arranged on the pipeline and used for preventing pump oil from being back-filled into the pipeline when the pump is stopped.
The gas supply and conditioning system then inputs nitrogen into the heating system and maintains the nitrogen pressure at a set value. The gas supply and regulation system comprises a nitrogen gas bottle 1, a nitrogen gas pressure reducing valve 2, a gas flow control valve 3, a gas flowmeter 4 and a gas spray pipe 5; the nitrogen cylinder 1 is communicated with a gas spray pipe 5 through a pipeline, a nitrogen pressure reducing valve 2, an airflow control valve 3 and a gas flowmeter 4 are sequentially arranged on the pipeline, and the gas spray pipe 5 is arranged in the heating system and is adjustable in length; the nitrogen pressure input to the heating system is stabilized at a set value by adjusting the nitrogen pressure reducing valve 2 and the gas flow control valve 3, and the flow rate of nitrogen input to the heating system per unit time can be determined by a gas flow meter.
The heating system comprises a high-temperature resistance furnace and a control cabinet 7; the high-temperature resistance furnace is internally provided with a heat insulation pipe plug 6, a material crucible 8, a quartz tube, a resistance wire and a refractory material 9; the highest temperature of the high-temperature resistance furnace is 1500 ℃, the material crucible 8 with the heating rate of 10-15 ℃/min is arranged in the heat-insulating pipe plug 6, and the heat-insulating pipe plug 6 is arranged at two ends of the heating cavity in the high-temperature resistance furnace and used for preventing the heat of the heating cavity from diffusing outwards; the control cabinet 7 controls the temperature of the heating cavity, so that the surface skin or crude zinc of the waste zinc-manganese battery in the material crucible 8 is evaporated to form zinc vapor. Wherein the control cabinet 7 comprises a display instrument and a composite vacuum gauge 10, and the composite vacuum gauge 10 is used for keeping the nitrogen pressure in the heating chamber to 1.0 x 10 2 ～8.9×10 4 Pa。
The condensation collection system comprises a stainless steel column 13 with a slot and a circulating water cooling jacket, a collection insert 11 and a powder collection hopper 12; the stainless steel column 13 is communicated with the high-temperature resistance furnace and the vacuum system; the collecting insertion pieces 11 are installed in the stainless steel column 13 at intervals and staggered up and down, so that the zinc vapor flows in an S shape to increase the collision of the nano zinc powder with the collecting insertion pieces 11, thereby reducing the surface energy of the nano zinc and promoting the condensation thereof, and the nano zinc powder is condensed on the surface of the collecting insertion pieces 11 or collected in the powder collecting hopper 12 below. In the preferred embodiment of the present invention, the end of the stainless steel column 13 is further provided with a glass fiber filter 14, and the glass fiber filter 14 is used for filtering the nano zinc powder that is not condensed inside the stainless steel column 13 by passing through the collecting insert 11 with the air flow, so as to prevent the metal powder from entering the atmosphere to pollute the environment.
Preferably, the collecting insertion piece 11 is made of stainless steel mesh, quartz plate or alumina wire, and is used for researching the influence of different material substrates on the morphology of the nano-powder.
The vacuum device of the utility model is further provided with a thermocouple 15; the thermocouple 15, which is adjustable in length, protrudes into the high temperature resistance furnace and the condensation collection system for measuring the temperature between the heating chamber and each collection insert 11.
The utility model discloses a preparation method for preparing nano zinc powder by utilizing waste zinc-manganese batteries, which comprises the following steps:
the method comprises the following steps: weighing the disassembled outer skin or crude zinc of the zinc-manganese battery, placing the outer skin or crude zinc into a material crucible 8, and placing the material crucible 8 into a heating cavity of a high-temperature resistance furnace;
step two: after the high-temperature resistance furnace is sealed, the pressure in the heating cavity is pumped to 1-10Pa by a vacuum pump 17;
step three: introducing nitrogen into the high-temperature resistance furnace, keeping the pressure inside the high-temperature resistance furnace at a set value, and heating the high-temperature resistance furnace to 600-800 ℃ at a heating rate of 10-15 ℃/min to evaporate zinc to form zinc vapor;
step four: the evaporated zinc vapor enters a condensation collection system along with nitrogen flow for cooling, the zinc vapor is condensed to form nano zinc powder, and the nano zinc powder is condensed on the collection insert 11 or falls into a powder collection hopper 12 below the collection insert 11;
step five: and after the high-temperature resistance furnace and the condensation collection system are cooled to room temperature, collecting and packaging the nano zinc powder on the surface of the plug-in piece 11 and in the powder collection hopper 12.
The following embodiments are combined to further explain the utility model and the specific preparation method thereof, specifically as follows:
example 1:
the waste zinc-manganese battery is separated into zinc outer skin and other substances after being disassembled, and other parts are collected to avoid environmental pollution. Weighing a certain amount of disassembled zinc-manganese battery outer skin in a corundum crucible, and then putting the crucible into a heating cavity of a tubular high-temperature resistance furnace. After the system is closed, the system pressure is pumped to 1-10Pa by a vacuum unit, air in the high-temperature resistance furnace is exhausted, and oxidation of metal in the heating and evaporation processes is avoided. Then nitrogen is introduced to keep the pressure of the system at 10000Pa, and meanwhile, a heating device is opened to heat the high-temperature resistance furnace at the heating rate of 10-15 ℃/min until the temperature of an evaporation cavity in the high-temperature resistance furnace reaches 600-800 ℃ and keeps for a certain time. The evaporated zinc vapor enters the condensation collection system along with the nitrogen flow for cooling, and due to the dispersive cooling effect of the nitrogen and the huge temperature gradient between the evaporation cavity and the condensation collection system, the zinc vapor entering the condensation collection system is finally condensed on the collection insert 11 or falls into the conical powder collection hopper. And after the system is cooled to room temperature, scraping and collecting the black powder in the collecting insert and the powder collecting hopper to obtain the nano zinc powder.
Example 2:
the waste zinc-manganese battery is separated into zinc outer skins and other substances after being disassembled, and the other parts are collected to avoid environmental pollution. Weighing 10g of disassembled zinc-manganese battery outer skin in a corundum crucible, and then putting the crucible into a heating cavity of a tubular high-temperature resistance furnace. After the system is closed, the system pressure is pumped to 1Pa by a vacuum unit, air in the high-temperature resistance furnace is exhausted, and oxidation of metal in the heating and evaporation processes is avoided. Then introducing nitrogen to keep the pressure of the system at 10000Pa, simultaneously opening the heating device, heating the evaporation cavity to 800 ℃ at the heating rate of 10 ℃/min and keeping the temperature for 20min. The evaporated zinc vapor enters the condensation collection system along with the nitrogen flow for cooling, and due to the dispersive cooling effect of the nitrogen and the huge temperature gradient between the evaporation cavity and the condensation collection system, the zinc vapor entering the condensation collection system is finally condensed on the collection insert 11 or falls into the conical powder collection hopper 12. And after the system is cooled to room temperature, collecting black powder in the collecting insert 11 and the powder collecting hopper 12 to obtain the nano zinc powder. The collected nano zinc powder has a particle size of about 40-150nm, as shown in fig. 3. And by adopting different collecting substrates, the nano zinc powder with different appearances, such as hexagonal columns or sheets, can be obtained. The ICP-OES detection result shows that the quality purity of the obtained product is 99.23%. ICP analysis and test show that heavy metals such as lead and manganese are remained in the residue to be enriched.
Example 3
Weighing 10g of crude zinc in a corundum crucible, and then putting the crucible into a heating cavity of a tubular high-temperature resistance furnace. After the system is closed, the system pressure is pumped to 1Pa by a vacuum unit, air in the high-temperature resistance furnace is exhausted, and oxidation of metal in the heating and evaporation processes is avoided. Then introducing nitrogen to keep the pressure of the system at 10000Pa, simultaneously opening the heating device, heating the evaporation cavity to 800 ℃ at the heating rate of 10 ℃/min and keeping the temperature for 20min. The collecting insert 11 is exchanged to a stainless steel mesh of 200-400 mesh. The evaporated zinc vapor enters the condensation collection system along with the nitrogen flow for cooling, and due to the dispersive cooling effect of the nitrogen and the huge temperature gradient between the evaporation cavity and the condensation collection system, the zinc vapor entering the condensation collection system is finally condensed on the stainless steel mesh or falls into the conical powder collection hopper 12. And after the system is cooled to room temperature, collecting black powder in the stainless steel net and the powder collecting hopper 12 to obtain the nano zinc powder. The collected nano zinc powder is fibrous, the particle size is about 40-150nm, and the length is several micrometers, as shown in fig. 4.
The protection of the present invention is not limited to the above embodiments. Variations and advantages that may occur to those skilled in the art are intended to be included within the invention without departing from the spirit and scope of the inventive concept, and the scope of the invention is to be determined by the appended claims.
Claims (8)
1. A vacuum device for preparing nano zinc powder by using waste zinc-manganese batteries is characterized by comprising a gas supply and regulation system, a heating system, a condensation collection system and a vacuum system; the gas supply and regulation system, the heating system, the condensation collection system and the vacuum system are communicated through vacuum flanges and corrugated pipes;
the vacuum system pumps air out of the heating system and the condensation collection system until the air is vacuum, and then the gas supply and regulation system inputs nitrogen into the heating system and keeps the pressure of the nitrogen at a set value;
the heating system comprises a high-temperature resistance furnace and a control cabinet (7): the high-temperature resistance furnace is internally provided with a heat insulation pipe plug (6), a material crucible (8), a quartz tube, a resistance wire and a refractory material (9); the material crucible (8) is arranged in the heat insulation pipe plug (6), and the heat insulation pipe plug (6) is arranged at two ends of the heating cavity in the high-temperature resistance furnace and used for preventing the heat of the heating cavity from diffusing outwards; the control cabinet (7) controls the temperature of the heating section to evaporate the surface of the waste zinc-manganese battery or crude zinc in the material crucible (8) to form zinc vapor;
the condensation collection system comprises a stainless steel column (13) with a slot and a circulating water cooling jacket, a collection inserting piece (11) and a powder collection hopper (12); the stainless steel column (13) is communicated with the high-temperature resistance furnace and the vacuum system; the collecting insertion pieces (11) are installed in the stainless steel column (13) at intervals in a vertically staggered manner, so that zinc vapor flows in an S shape to increase collision of nano zinc powder and the collecting insertion pieces (11), thereby reducing surface energy of nano zinc and promoting condensation of the nano zinc powder, and the nano zinc powder is condensed on the surface of the collecting insertion pieces (11) or collected in a powder collecting hopper (12) below.
2. The vacuum apparatus for preparing nano-zinc powder by using waste zinc-manganese dioxide batteries as claimed in claim 1, wherein said gas supply and regulation system comprises: the device comprises a nitrogen cylinder (1), a nitrogen pressure reducing valve (2), an air flow control valve (3), a gas flowmeter (4) and a gas spray pipe (5); the nitrogen cylinder (1) is communicated with the gas spray pipe (5) through a pipeline, a nitrogen pressure reducing valve (2), an air flow control valve (3) and a gas flowmeter (4) are sequentially arranged on the pipeline, and the gas spray pipe (5) is arranged in the heating system and is adjustable in length; the nitrogen pressure input into the heating system is stabilized at a set value by adjusting the nitrogen pressure reducing valve (2) and the gas flow control valve (3), and the nitrogen flow input into the heating system per unit time can be determined by a gas flow meter.
3. The vacuum device for preparing nano zinc powder by using waste zinc-manganese batteries as claimed in claim 1, wherein the vacuum system comprises an electromagnetic valve (16) and a vacuum pump (17), the vacuum pump (17) is communicated with the condensation collection system through a pipeline, and the electromagnetic valve (16) is arranged on the pipeline and is used for preventing pumping oil from being back-filled into the pipeline when the pump is stopped.
4. The vacuum apparatus for preparing nano zinc powder by using waste zinc-manganese dioxide batteries according to claim 1, wherein the control cabinet (7) comprises a display instrument and a composite vacuum gauge (10), and the composite vacuum gauge (10) is used for keeping the nitrogen pressure in the heating cavity to 1.0 x 10 2 ～8.9×10 4 Pa。
5. The vacuum device for preparing nano zinc powder by using the waste zinc-manganese dioxide battery as claimed in claim 1, which is further provided with a thermocouple (15); the thermocouple (15) is adjustable in length, protrudes into the high-temperature resistance furnace and the condensation collection system, and is used for measuring the temperature between the heating cavity and each collection insert (11).
6. The vacuum device for preparing nano zinc powder by using waste zinc-manganese batteries as claimed in claim 1, wherein the maximum temperature of the heating system is 1500 ℃, and the heating rate can be 10-15 ℃/min.
7. The vacuum device for preparing nano zinc powder by using the waste zinc-manganese dioxide battery as claimed in claim 1, wherein the collecting insertion sheet (11) is made of stainless steel mesh, quartz sheet or alumina wire and is used for researching the influence of different material substrates on the morphology of the nano zinc powder.
8. The vacuum device for preparing nano zinc powder by using waste zinc-manganese dioxide batteries as claimed in claim 1, wherein the stainless steel column (13) is further provided with a glass fiber filter (14) at the end, and the glass fiber filter (14) is used for filtering nano zinc powder which is not condensed inside the stainless steel column (13) along with air flow through the collecting insert (11), so as to prevent the metal powder from entering the atmosphere and polluting the environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420806111.7U CN204348859U (en) | 2014-12-17 | 2014-12-17 | Vacuum device for preparing nano zinc powder by using waste zinc-manganese battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420806111.7U CN204348859U (en) | 2014-12-17 | 2014-12-17 | Vacuum device for preparing nano zinc powder by using waste zinc-manganese battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204348859U true CN204348859U (en) | 2015-05-20 |
Family
ID=53232109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420806111.7U Active CN204348859U (en) | 2014-12-17 | 2014-12-17 | Vacuum device for preparing nano zinc powder by using waste zinc-manganese battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204348859U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563815A (en) * | 2016-11-03 | 2017-04-19 | 华东师范大学 | Method for preparing high-dispersity spherical nano lead powder through lead-bearing soldering tin in electronic waste |
| CN106766910A (en) * | 2016-12-18 | 2017-05-31 | 株洲冶炼集团股份有限公司 | High temperature corrosion resistant vacuum synthesis stove and its process |
| CN107230506A (en) * | 2016-03-23 | 2017-10-03 | 中国科学院上海应用物理研究所 | Fused salt distilling apparatus and method |
| CN108899602A (en) * | 2018-06-14 | 2018-11-27 | 中山大学 | The separator of different magnetic metals in a kind of waste and old lithium ion battery |
| CN109513229A (en) * | 2018-11-12 | 2019-03-26 | 西安建筑科技大学 | The device and method of lead, zinc nonferrous smelting slag volatile matter is collected under a kind of high temperature |
| CN110657668A (en) * | 2018-12-12 | 2020-01-07 | 株洲诺天电热科技有限公司 | Horizontal side collecting method for solid purified substances of electric heating equipment |
| CN110657669A (en) * | 2018-12-12 | 2020-01-07 | 株洲诺天电热科技有限公司 | Horizontal collecting device for two-side surfaces of solid pure object electric heating equipment |
| CN110671933A (en) * | 2018-12-12 | 2020-01-10 | 株洲诺天电热科技有限公司 | Method for collecting solid-state purified matter on two lateral sides of horizontal electric heating equipment |
-
2014
- 2014-12-17 CN CN201420806111.7U patent/CN204348859U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107230506A (en) * | 2016-03-23 | 2017-10-03 | 中国科学院上海应用物理研究所 | Fused salt distilling apparatus and method |
| CN106563815A (en) * | 2016-11-03 | 2017-04-19 | 华东师范大学 | Method for preparing high-dispersity spherical nano lead powder through lead-bearing soldering tin in electronic waste |
| CN106563815B (en) * | 2016-11-03 | 2018-06-22 | 华东师范大学 | High dispersiveness spherical nanometer lead powder method is prepared using scolding tin leaded in electronic waste |
| CN106766910A (en) * | 2016-12-18 | 2017-05-31 | 株洲冶炼集团股份有限公司 | High temperature corrosion resistant vacuum synthesis stove and its process |
| CN108899602A (en) * | 2018-06-14 | 2018-11-27 | 中山大学 | The separator of different magnetic metals in a kind of waste and old lithium ion battery |
| CN109513229A (en) * | 2018-11-12 | 2019-03-26 | 西安建筑科技大学 | The device and method of lead, zinc nonferrous smelting slag volatile matter is collected under a kind of high temperature |
| CN110657668A (en) * | 2018-12-12 | 2020-01-07 | 株洲诺天电热科技有限公司 | Horizontal side collecting method for solid purified substances of electric heating equipment |
| CN110657669A (en) * | 2018-12-12 | 2020-01-07 | 株洲诺天电热科技有限公司 | Horizontal collecting device for two-side surfaces of solid pure object electric heating equipment |
| CN110671933A (en) * | 2018-12-12 | 2020-01-10 | 株洲诺天电热科技有限公司 | Method for collecting solid-state purified matter on two lateral sides of horizontal electric heating equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204348859U (en) | Vacuum device for preparing nano zinc powder by using waste zinc-manganese battery | |
| CN103922330A (en) | Method for preparing graphene powder by using dry process | |
| CN104624166A (en) | Magnetic carbon-based composite environmental material and preparation method and application thereof | |
| CN106517318A (en) | Method for preparation of lead sulfide ultrafine powder from waste lead-acid battery lead paste | |
| CN104505525B (en) | Method for preparing nano zinc powder by using waste zinc-manganese battery | |
| CN101337275A (en) | Preparation technique of micropore titanium plate | |
| CN104194005B (en) | A kind of powder ELUTION METHOD and device | |
| CN203330105U (en) | Unpowered household garbage flash and mineralization disposer | |
| CN103230660B (en) | A kind of from the green smelting process containing dearsenization quick arsenic CHARACTERISTICS OF TAILINGS SAND | |
| CN207769454U (en) | A kind of industrial waste gas waste heat recovery and dedusting equipment integrating | |
| CN103725878A (en) | Method for comprehensively utilizing residual tailings after extracting precious metals from acid pickling sludge | |
| CN103936009B (en) | A kind of thermal decomposition of silane produces the device and method of nano level high-purity silicon powder | |
| CN104557128B (en) | A kind of method utilizing flue dust carbon dust to prepare foam thermal insulation building materials for foaming agent | |
| CN204301534U (en) | A kind of baking box energy-saving appliance | |
| CN102699342B (en) | Preparation method and application of sudden water pollution treatment material | |
| CN111208192A (en) | Magnetic Fe in the environment3O4Circulating enrichment device for separating and extracting nano particles and detection method thereof | |
| CN202460174U (en) | Waste gas exhausting equipment for non-woven fabric production | |
| CN202377534U (en) | Zinc powder preparation equipment | |
| CN207479167U (en) | A kind of device for handling useless circuit board or carbon fibre composite | |
| CN103382024A (en) | Pyrolysis preparation method of size-controllable carbon balls | |
| CN201744239U (en) | Dust purifier | |
| CN205774312U (en) | A kind of refuse pyrolysis prepares charcoal equipment | |
| CN203270009U (en) | Production system for vanadium-nitrogen alloy | |
| CN203794640U (en) | Device for producing nanoscale high-purity silicon powder through silane thermal decomposition | |
| CN202330319U (en) | Test apparatus for studying and analyzing sintering process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |