CN105087922B - The efficient chemical combination leaching device of the full recovery type copper mine of cyclonic separation ammonia - Google Patents

The efficient chemical combination leaching device of the full recovery type copper mine of cyclonic separation ammonia Download PDF

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Publication number
CN105087922B
CN105087922B CN201510637669.6A CN201510637669A CN105087922B CN 105087922 B CN105087922 B CN 105087922B CN 201510637669 A CN201510637669 A CN 201510637669A CN 105087922 B CN105087922 B CN 105087922B
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chemical combination
combination leaching
exhaust purifier
liquid
copper mine
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CN105087922A (en
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刘翔
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Tanjiawan Heritage Park Operation Management Wuzhen Tongxiang Co ltd
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Yongchun Hongming Furniture Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Abstract

The invention discloses a kind of cyclonic separation ammonia efficient chemical combination leaching device of full recovery type copper mine, chemical combination leaching barrel and exhaust purifier are connected by flange;Stirring motor is inserted in chemical combination leaching barrel after hollow shaft connects cone cover, and blade and inlet opening are provided with cone cover, and the air inlet that axle circumference uniform distribution is opened is arranged at hollow shaft top, the disk that surges is provided with chemical combination leaching barrel and is connected after hollow tubular shaft again on bottom valve;It is provided with chuck outside exhaust purifier, inside is provided with intervalve and is constituted with helical fin cylinder jacket structured, and exhaust purifier outlet is provided with cyclone separator.Chemical combination of the present invention leaches atmosphere in the tub(Oxygen)Automatic convenient, the liquid stream immixture of supplement improves abundant, and chemical combination leaching efficiency is very high;Prevent material from depositing and block convenient, reliable, efficient;Exhaust purifier is multistage, efficiently complete heat transfer, mass transfer, gas-liquid separation effect are especially good, effectively prevents the leakage of ammonia, environmental protection that copper mine chemical combination leaches and automatical and efficient is realized, with important application value.

Description

The efficient chemical combination leaching device of the full recovery type copper mine of cyclonic separation ammonia
Technical field
The present invention relates to a kind of cyclonic separation ammonia efficient chemical combination leaching device of full recovery type copper mine.
Background technology
Copper mine in nature is that in the form of copper sulfide, copper sulfide is molten in the ammonia of suitable concentration with the presence of quite a few In liquid, there are enough air to blast(Mainly oxygen participates in reaction), complex compound can be formed and dissolved, complete chemical combination and leach molten Xie Hou, then carry out separation of solid and liquid and can carry out next step operation.
Therefore, the chemical combination leaching device of copper mine is the essential key equipment of process for copper processed, but existing copper mine chemical combination There are two big defects in leaching device, so as to constrain the development of copper technology processed.One is that air blasts insufficient and inconvenience, vulcanization The chemical combination leaching velocity of copper is slow, efficiency is low, it is necessary to increasing special air blasts equipment, increases equipment investment, and also causing need not The trouble wanted;Two is that ammonia is easily leaked, because ammonia is with excitant high, volatile toxic and harmful, thus to environment Influence is very big, also very big to the loss of ammonia, but if being reacted using Sealing Arrangement, then easily triggers the safe things such as blast Therefore.
Therefore, if can design a kind of air it is automatic it is convenient blast, ammonia be not easy to leak and be not pressure vessel copper mine Efficient chemical combination leaching device, then with important actual application value.
The content of the invention
The technical problem to be solved in the present invention is exactly to overcome the deficiencies in the prior art, there is provided a kind of simple and practical, empty Gas it is automatic it is convenient blast, ammonia be not easy to leak and be not pressure vessel the efficient chemical combination leaching of the full recovery type copper mine of cyclonic separation ammonia Go out device.
To overcome the deficiencies in the prior art, the present invention to take following technical scheme:
A kind of efficient chemical combination leaching device of full recovery type copper mine of cyclonic separation ammonia, including chemical combination leaching barrel and tail gas clean-up Device, it is characterised in that:The intervalve of chemical combination leaching barrel and exhaust purifier is detachably connected by flange, and exhaust purifier passes through Overflow pipe and return liquid inclined tube and be linked back chemical combination leaching barrel;Chemical combination leaching barrel is provided with manhole, liquid feed valve and heating jacket, and stirring motor leads to Inserted in chemical combination leaching barrel after crossing hollow shaft connection cone cover, blade and inlet opening are provided with cone cover, axle circumference is arranged at hollow shaft top The uniform air inlet opened, hollow shaft bottom has axle sleeve to play dynamic state limit and stable support function, and liquid is provided with chemical combination leaching barrel Moving plate connects hollow tubular shaft, and hollow tubular shaft is provided with axle sleeve and on bottom valve;Be provided with outside exhaust purifier the logical cooling water of chuck or Chilled water, it is jacket structured with the helical fin cylinder composition closed that inside is provided with open intervalve, and helical fin cylinder is welded for inwall Connect helical fin to form, the gap of helical fin cylinder and exhaust purifier inwall is provided with packing layer, exhaust purifier outlet connection Emptied after cyclone separator, cyclone separator liquid-phase outlet converges with liquid inclined tube is returned.
The heating jacket is provided with heating agent inlet pipe and outlet pipe.
The tail gas recycle device chuck is provided with refrigerant inlet pipe and outlet pipe.
The core of the design is exactly that chemical combination leaching barrel is detachably connected with exhaust purifier by flange.
Chemical combination leaching barrel has heating jacket, operates the solid-phase materials such as certain liquid level, copper-sulphide ores by opening people The removable cover in hole is added, and the liquid phase material such as ammonia controls to add by liquid feed valve, and stirring motor connects impeller and bores by hollow shaft The air inlet that axle circumference uniform distribution is opened is arranged at cover, hollow shaft top, and bottom has axle sleeve to play dynamic state limit and stable support function.Surge Disk connects hollow tubular shaft, and axle sleeve starts state support and stabilization to hollow tubular shaft, and bottom valve plays discharge control action.
Impeller cone cover connection hollow shaft is driven by motor and rotated at a high speed, and inlet opening feed liquor is accelerated to be centrifuged by blade, is covered along cone Inner surface movement, is thrown away by boring shroud rim, so high speed liquid flow can be produced then to produce vacuum in upper speed cone cover, so Large quantity of air draws in mixed liquor stream along hollow shaft by air inlet by vacuum, is thrown away by boring shroud rim, realizes that gas liquid high-efficiency is mixed Close and air(Oxygen)Supply.In addition, liquid stream drives the disk that surges by the vanelets that effect is surged on disk, the disk that surges connection is hollow Pipe axle, rotation produces parital vacuum to impeller cone cover at a high speed, and hollow tubular shaft also just has swabbing action, can effectively prevent from boring substrate material Deposition with block.
The logical steam of heating jacket or hot water realize heat temperature raising, can also lead to cold water and be lowered the temperature, and the gas for overflowing liquid level is same When can carry vapor, ammonia as tail gas, gaseous mixture realizes recovery and tail gas clean-up by exhaust purifier, it is to avoid ammonia is let out Leakage.
Exhaust purifier has the chuck can to lead to cooling water or chilled water, intervalve constituted with helical fin cylinder it is jacket structured, Overflow gas and top is risen to again by the downward water conservancy diversion of helical fin cylinder by intervalve, due to having spiral wing in helical fin cylinder Piece, can realize guiding rotation to gas in interlayer, produce downward helical air flow path, be overflowed by helical fin cylinder lower edge And through packing layer, overflowed from liquid level and risen, air-flow cyclone separator can effectively centrifugation wherein may carrying liquid Phase, makes discharge gas realize that purification, liquid phase are back to chemical combination leaching barrel after converging with time liquid inclined tube.
The clean-up effect of exhaust purifier depends on overcoming difficulties the heat and mass transport for carrying out, the wherein controlled overflow pipe of liquid level Position, many rear overflow pipes of condensate liquid can overflow, returning liquid inclined tube can effectively prevent return slag from blocking, chilled water and tail gas in chuck Liquid phase has overall heat-transfer coefficient very high in clarifier, and liquid is good because temperature and gas overflowing can be produced in exhaust purifier Automatic stirring convection circulation, helical fin cylinder has bigger gas phase side heat exchange area, while subsurface liquid phase can be passed efficiently Heat, cooling ammonia condensing is realized to gas phase in cylinder, and the cryogenic gas that ullage point is spilled off realizes gas phase precooling in cylinder;Spiral wing Swirling eddy can promote heat and mass transfer with effective disturbance air film in piece cylinder, carry out one-level cooling, condensation, gas-liquid separation, then Two grades of heat and mass transfers of directly contact are realized through filler liquid phase layer, realizes that ammonia efficiently catches, ascending vapor is finally in whirlwind Realize separating once again in separator, emission is reached purification and require.
The design is larger in air capacity using basic closed interlayer pot chemical combination leaching system, then supporting tail gas recycle ammonia In the case of, the condensation and effectively recovery of ammonia are realized, while completing tail gas clean-up discharge.Largely exist in incoagulable gas and serious In the case of influence condensing interface heat and mass transport state, the high-efficiency condensation for realizing ammonia catches.
Compared with prior art, beneficial effects of the present invention are also resided in:
Chemical combination leaches atmosphere in the tub(Oxygen)Automatic convenient, the liquid stream immixture of supplement improves abundant, chemical combination leaching efficiency It is very high;Driving the disk that surges to aspirate material with vacuum driving hollow tubular shaft by liquid stream prevents deposition from blocking, especially convenient, reliable, Efficiently;Exhaust purifier multistage, efficiently completion heat transfer, mass transfer, gas-liquid separation effect are especially good, effectively prevent the leakage of ammonia.
The present invention realizes the environmental protection of copper mine chemical combination leaching and automatical and efficient, with weight by above Integration ofTechnology The application value wanted.
Brief description of the drawings
Fig. 1 is planar structure schematic diagram of the invention
Fig. 2 is the three dimensional structure diagram of impeller cone cover.
Fig. 3 is the three dimensional structure diagram of disk of surging.
Fig. 4 is helical fin bobbin mouthful three dimensional structure diagram.
Fig. 5 is helical fin cylinder section view three dimensional structure diagram.
Each label is represented in figure:
A, impeller cone cover;B, surge disk;D, helical fin cylinder;1st, stirring motor;2nd, air inlet;3rd, manhole;4th, liquid feed valve; 5th, chemical combination leaching barrel;6th, hollow shaft;7th, liquid level in chemical combination leaching barrel;8th, heating agent inlet pipe;9th, heating jacket;10th, hollow shaft axle sleeve; 11st, heating agent outlet pipe;12nd, dish axle of surging set;13rd, hollow tubular shaft;14th, bottom valve;15th, liquid inclined tube is returned;21st, exhaust purifier;22nd, it is cold Matchmaker's outlet pipe;23rd, exhaust purifier liquid level;24th, overflow pipe;25th, chuck is freezed;26th, flow spiral path;27th, filler;28th, in Between manage;29th, refrigerant inlet pipe;30th, cyclone separator;31st, cone cover;32nd, inlet opening;33rd, blade;34th, hollow axis hole;35th, surge Disk;36th, surge disk vanelets;39th, outer barrel;40th, helical fin.
Specific embodiment
In conjunction with accompanying drawing, the present invention is further elaborated with.
As shown in Figure 1, Figure 2, the efficient chemical combination leaching device of the full recovery type copper mine of cyclonic separation ammonia shown in Fig. 3, Fig. 4 and Fig. 5, including The intervalve 28 of chemical combination leaching barrel 5 and exhaust purifier 21, chemical combination leaching barrel 5 and exhaust purifier 21 is detachably connected by flange Connect, exhaust purifier 21 is by overflow pipe 24 and returns liquid inclined tube 15 and is linked back chemical combination leaching barrel 5;Chemical combination leaching barrel 5 be provided with manhole 3, Liquid feed valve 4 and heating jacket 9, stirring motor 1 are inserted in chemical combination leaching barrel 5 after connecting cone cover 31 by hollow shaft 6, in cone cover 31 Blade 33 and inlet opening 32 are provided with, the air inlet 2 that axle circumference uniform distribution is opened is arranged at the top of hollow shaft 6, and axle sleeve 10 is arranged at the bottom of hollow shaft 6 Rise and be provided with dynamic state limit and stable support function, chemical combination leaching barrel 5 disk B connection hollow tubular shafts 13 of surging, hollow tubular shaft 13 sets There is axle sleeve 12 and on bottom valve 14;Chuck 25 is provided with outside exhaust purifier 21 and leads to cooling water or chilled water, inside is provided with opening Intervalve 28 with closing helical fin cylinder D constitute it is jacket structured, helical fin cylinder D for inwall weld helical fin 40 and Into the gap of helical fin cylinder D and the inwall of exhaust purifier 21 is provided with packing layer 27, the outlet connection whirlwind point of exhaust purifier 21 Emptied after device 30, the liquid-phase outlet of cyclone separator 30 converges with liquid inclined tube 15 is returned.
The heating jacket 9 is provided with heating agent inlet pipe 8 and outlet pipe 11.
The tail gas recycle device chuck is provided with refrigerant inlet pipe 29 and outlet pipe 22.
The core of the design is exactly that chemical combination leaching barrel 5 is detachably connected with exhaust purifier 21 by flange.
Chemical combination leaching barrel 5 has the solid-phase materials such as the liquid level of heating jacket 9 and certain altitude, copper-sulphide ores by opening manhole 3 removable cover is added, and the liquid phase material such as ammonia controls to add by liquid feed valve 4, and stirring motor 1 connects impeller by hollow shaft 6 The air inlet 2 that axle circumference uniform distribution is opened is arranged at cone cover A, the top of hollow shaft 6, and bottom has 10 dynamic state limits of axle sleeve to make with stabilization support With.The disk B that surges connects hollow tubular shaft 13, and axle sleeve 12 is to 13 dynamic supports of hollow tubular shaft and stabilization, 14 discharges of bottom valve Control action.
Impeller cone cover A connection hollow shafts 6 are driven by motor 1 and rotated at a high speed, and the feed liquor of inlet opening 32 accelerates centrifugation by blade 33, Along cone 31 inner surface movements of cover, thrown away by boring 31 edges of cover, so can produce high speed liquid flow then in upper speed cone cover 31 Vacuum is produced, such large quantity of air draws in mixed liquor stream along hollow shaft 6 by air inlet 2 by vacuum, got rid of by boring 31 edges of cover Go out, realize gas liquid high-efficiency mixing and air(Oxygen)Supply.In addition, liquid stream is driven by the vanelets 36 that effect is surged on disk 35 Surge disk 35, the disk B that surges connection hollow tubular shafts 13, and rotation produces parital vacuum to impeller cone cover A at a high speed, and hollow tubular shaft 13 also just has There is swabbing action, can effectively prevent from boring the deposition of substrate material and blocking.
Heating jacket 9 leads to steam or hot water realizes heat temperature raising, can also lead to cold water and be lowered the temperature, and the gas for overflowing liquid level is same When can carry vapor, ammonia as tail gas, gaseous mixture realizes reclaiming and tail gas clean-up by exhaust purifier 21, it is to avoid ammonia is let out Leakage.
Exhaust purifier 21 has the chuck 25 can to lead to cooling water or chilled water, and intervalve 28 constitutes folder with helical fin cylinder D Nested structure, overflows gas and rises to top again by the helical fin cylinder downward water conservancy diversion of D by intervalve 28, due to helical fin cylinder There is helical fin 40 in D, guiding rotation can be realized to gas in interlayer, downward helical air flow path 26 is produced, by spiral shell Rotation fin cylinder D lower edges are overflowed and through packing layer 27, are overflowed from liquid level 23 and risen, air-flow cyclone separator 30 can effectively from The heart separates the wherein possible liquid phase for carrying, and discharge gas is realized that purification, liquid phase are back to chemical combination after converging with time liquid inclined tube 15 Leaching barrel 5.
The clean-up effect of exhaust purifier 21 depends on overcoming difficulties the heat and mass transport for carrying out, and wherein liquid level 23 is controlled overflows The position of flow tube 24, many rear overflow pipes 24 of condensate liquid can overflow, returning liquid inclined tube 15 can effectively prevent return slag from blocking, in chuck 25 Chilled water has overall heat-transfer coefficient very high with liquid phase in exhaust purifier, and liquid is due to temperature and gas overflowing in exhaust purifier Good automatic stirring convection circulation can be produced, helical fin cylinder D has bigger gas phase side heat exchange area, while under liquid level 23 Liquid phase can realize cooling ammonia condensing to gas phase in cylinder with efficient heat transfer, and the cryogenic gas being partly spilled off on liquid level 23 realizes cylinder Interior gas phase precooling;Swirling eddy can promote heat and mass transfer with effective disturbance air film in helical fin cylinder D, carry out one-level cold But, condensation, gas-liquid separation, are then passed through the liquid phase of filler 27 layer and realize two grades of heat and mass transfers of directly contact, realize that ammonia is efficiently caught Catch, ascending vapor is finally realized separating once again in cyclone separator 30, emission is reached purification and requires.
Above-mentioned simply presently preferred embodiments of the present invention, not makees any formal limitation to the present invention.It is any to be familiar with sheet The technical staff in field, in the case where technical solution of the present invention scope is not departed from, all using the technology contents of the disclosure above Many possible variations and modification, or the Equivalent embodiments for being revised as equivalent variations are made to technical solution of the present invention.Therefore, it is all It is the content without departing from technical solution of the present invention, any is simply repaiied to made for any of the above embodiments according to the technology of the present invention essence Change, equivalent variations and modification, all should fall in the range of technical solution of the present invention protection.

Claims (3)

1. the efficient chemical combination leaching device of the full recovery type copper mine of a kind of cyclonic separation ammonia, including chemical combination leaching barrel and exhaust purifier, It is characterized in that:The intervalve of chemical combination leaching barrel and exhaust purifier is detachably connected by flange, and exhaust purifier is by overflowing Flow tube and return liquid inclined tube and be linked back chemical combination leaching barrel;Chemical combination leaching barrel is provided with manhole, liquid feed valve and heating jacket, and stirring motor passes through Inserted in chemical combination leaching barrel after hollow shaft connection cone cover, blade and inlet opening are provided with cone cover, hollow shaft top has axle circumference equal The air inlet that cloth is opened, hollow shaft bottom has axle sleeve to play dynamic state limit and stable support function, is provided with chemical combination leaching barrel and surged Disk connects hollow tubular shaft, and hollow tubular shaft is provided with axle sleeve and on bottom valve;The logical cooling water or cold of chuck is provided with outside exhaust purifier Freeze water, it is jacket structured with the helical fin cylinder composition closed that inside is provided with open intervalve, and helical fin cylinder is welded for inwall Helical fin is formed, and the gap of helical fin cylinder and exhaust purifier inwall is provided with packing layer, exhaust purifier outlet connection rotation Emptied after wind separator, cyclone separator liquid-phase outlet converges with liquid inclined tube is returned.
2. the efficient chemical combination leaching device of the full recovery type copper mine of cyclonic separation ammonia according to claim 1, it is characterised in that:It is described Heating jacket is provided with heating agent inlet pipe and outlet pipe.
3. the efficient chemical combination leaching device of the full recovery type copper mine of cyclonic separation ammonia according to claim 1 or claim 2, it is characterised in that: The exhaust purifier chuck is provided with refrigerant inlet pipe and outlet pipe.
CN201510637669.6A 2015-10-07 2015-10-07 The efficient chemical combination leaching device of the full recovery type copper mine of cyclonic separation ammonia Active CN105087922B (en)

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RU2064330C1 (en) * 1981-07-17 1996-07-27 Красноармейский Научно-Исследовательский Институт Механизации Mixer
CN2815487Y (en) * 2005-08-12 2006-09-13 周凤举 Internal back streaming tower fluidized_bed reactor with habyrinth helical fin diversion baffle
CN103657471B (en) * 2013-11-27 2015-10-28 江苏浩特隆搅拌设备有限公司 Rubbish fermentation special-purpose stirring machine
CN203990638U (en) * 2014-08-20 2014-12-10 潍坊科技学院 Cathode electrophoresis dope reaction unit

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Inventor after: Liu Xiang

Inventor before: Yin Yongzhong

Inventor before: Liu Zhixiong

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Effective date of registration: 20170508

Address after: 362100, Fujian Province, Quanzhou County, Yongchun province reached 15 village, two floor, Po Town

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Address before: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China

Applicant before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd.

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Address after: 230000 B-1512, west of Ganquan Road, Shushan District, Hefei, Anhui.

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Address before: 362100 Second Floor, Dashan Village, Dapu Town, Yongchun County, Quanzhou City, Fujian Province

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Address before: Ganquan road Shushan District of Hefei City, Anhui Province, 230000 West hillock road to the South Wild Garden commercial office building room B-1512

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