CN110559687A - Extraction equipment - Google Patents
Extraction equipment Download PDFInfo
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- CN110559687A CN110559687A CN201910885593.7A CN201910885593A CN110559687A CN 110559687 A CN110559687 A CN 110559687A CN 201910885593 A CN201910885593 A CN 201910885593A CN 110559687 A CN110559687 A CN 110559687A
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- Prior art keywords
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- chamber
- bottom wall
- mixing
- feeding
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- 238000000605 extraction Methods 0.000 title claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000002893 slag Substances 0.000 claims abstract description 30
- 238000003756 stirring Methods 0.000 claims abstract description 22
- 239000012071 phase Substances 0.000 claims description 103
- 239000007788 liquid Substances 0.000 claims description 83
- 238000005352 clarification Methods 0.000 claims description 35
- 230000000903 blocking effect Effects 0.000 claims description 9
- 239000008346 aqueous phase Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 43
- 239000013049 sediment Substances 0.000 description 20
- 230000000694 effects Effects 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 150000002739 metals Chemical class 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 238000011084 recovery Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 239000003818 cinder Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0446—Juxtaposition of mixers-settlers
- B01D11/0457—Juxtaposition of mixers-settlers comprising rotating mechanisms, e.g. mixers, mixing pumps
Abstract
the invention discloses extraction equipment, which comprises a mixing box, a feeding mixing barrel and a stirring device, wherein the mixing box comprises a first side surrounding wall and a first conical bottom wall connected with the lower end of the first side surrounding wall, the first side surrounding wall defines a first chamber, the first conical bottom wall defines a second chamber communicated with the first chamber, and the lowest part of the first conical bottom wall is provided with a first slag discharge port; the feeding mixing cylinder is arranged in the second cavity, defines a feeding mixing cavity and is provided with an upper opening and a lower opening which are connected with the feeding mixing cavity, and the feeding mixing cylinder is respectively connected with a water phase feeding pipe and an oil phase feeding pipe; the stirring device extends into the first chamber from the top of the mixing box and is opposite to the upper opening. The extraction equipment disclosed by the invention can realize dynamic slag discharge, improve the production efficiency and reduce the labor intensity of workers.
Description
Technical Field
The invention relates to the technical field of nonferrous smelting extraction, in particular to extraction equipment.
Background
The extraction equipment consists of a mixing chamber and a clarifying chamber. The mixing chamber of the existing extraction equipment is generally a flat-bottom cylindrical stirring tank, as shown in fig. 1 and 2, the bottom of the existing extraction equipment is of a semi-closed feeding area structure with a cover plate, water phase materials and oil phase materials respectively enter the feeding area through respective feeding holes, a stirring device lifts the water phase materials and the oil phase materials in the feeding area to the mixing area for fully mixing, and the mixed materials flow into a clarification chamber through a clarification flow tank. The clarifying chamber is generally a rectangular flat bottom tank, materials are clarified in the clarifying area, and after reaction, water phase materials and oil phase materials respectively flow out of water phase outlets and oil phase outlets at the tail end of the clarifying chamber to the next stage of flow.
At present, due to the increasing complexity of nonferrous smelting raw materials, more and more media can carry substances such as calcium, magnesium and the like which are easy to deposit, so that the deposits in the operation of extraction equipment cannot be discharged at any time, the deposits are deposited in a semi-closed feeding mixing area at the bottom of a mixing chamber, a feeding pipe is blocked, a groove must be stopped for cleaning, a large amount of materials need to be contained in intermediate equipment, and the slag is cleaned by manually entering the interior of the equipment to remove a closed part. And the sediment blocks a water phase passage in the clarifying chamber, the irregular sediment height simultaneously influences the extraction and clarification effect, further influences the recovery rate of valuable metals, and the manual operation of putting the tank in a shutdown manner is also needed during cleaning. The materials of the extraction process contain acid and oil, are corrosive and flammable, and have certain dangerousness because the working environment of manual groove cleaning is very severe. And the frequent stop caused by deposition and the frequent discharge, slag removal and charging of materials are often tens of days or even tens of days, which inevitably causes engineering loss.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention aims to provide extraction equipment which can realize dynamic slag discharge, improve the production efficiency and reduce the labor intensity of workers.
An extraction apparatus according to an embodiment of the present invention includes:
the mixing box comprises a first side surrounding wall and a first conical bottom wall connected with the lower end of the first side surrounding wall, the first side surrounding wall defines a first chamber, the first conical bottom wall defines a second chamber communicated with the first chamber, and the lowest part of the first conical bottom wall is provided with a first slag discharge port;
The feeding mixing cylinder is arranged in the second cavity, defines a feeding mixing cavity and is provided with an upper opening and a lower opening which are connected with the feeding mixing cavity, and a water phase feeding pipe and an oil phase feeding pipe are respectively connected onto the feeding mixing cylinder;
And the stirring device extends into the first chamber from the top of the mixing box and is right opposite to the upper opening.
According to the extraction equipment provided by the embodiment of the invention, the working process is that the water phase material and the oil phase material enter the feeding mixing chamber of the feeding mixing cylinder through the water phase feeding pipe and the oil phase feeding pipe respectively to start mixing, the mixture of the water phase material and the oil phase material in the feeding mixing chamber is sucked into the first chamber from the upper opening of the feeding mixing cylinder under the action of rotary stirring of the stirring device, and is fully and uniformly mixed under the action of the stirring device to form uniformly mixed clear liquid, so that the extraction efficiency is improved.
According to the extraction equipment provided by the embodiment of the invention, the bottom wall of the mixing box is the first conical bottom wall, and the first slag discharge port is arranged at the lowest part of the first conical bottom wall, so that the sediment in the mixed and clarified liquid in the first chamber sinks downwards and is accumulated at the bottom of the second chamber, the sediment can automatically flow to the lowest part of the first conical bottom wall along with water and can be dynamically discharged from the first slag discharge port at any time, the sediment cannot be accumulated on the first conical bottom wall, the sediment does not need to be manually and periodically fed into the mixing box for cleaning, the manual labor intensity is reduced, and the working environment is safe. In addition, frequent parking caused by sediment blockage in the prior art can be avoided, and the utilization rate and the production efficiency of equipment are improved. Because the feeding mixing cylinder is arranged in the second cavity, the feeding mixing chamber is isolated from the second cavity, sediment accumulated in the second cavity cannot enter the feeding mixing chamber, and cannot block the water phase feeding pipe or/and the oil phase feeding pipe; because the feeding mixing cylinder is provided with the lower opening, easily deposited substances in the mixed materials in the feeding mixing chamber are downwards deposited and are dynamically discharged to the second cavity at any time through the lower opening, and are discharged out of the mixing box from the first slag discharge port, a water phase feeding pipe or/and an oil phase feeding pipe cannot be blocked, so that frequent stopping can be avoided, and the utilization rate and the production efficiency of equipment are improved. In conclusion, the extraction equipment provided by the embodiment of the invention can realize dynamic slag discharge, improve the production efficiency and reduce the labor intensity of workers.
According to one embodiment of the invention, the feeding mixing barrel comprises a straight barrel and a conical barrel, the lower end of the straight barrel is connected with the upper end of the conical barrel, the upper end of the straight barrel is provided with the upper opening, and the lowest part of the conical barrel is provided with the lower opening.
According to one embodiment of the invention, said feed mixing drum is fixed by means of a support provided on said first conical bottom wall.
according to one embodiment of the invention, the lower opening is arranged opposite to the first slag discharge opening.
According to some embodiments of the invention, the apparatus further comprises a clarification tank comprising a second side enclosure wall and a second bottom wall connected to a lower end of the second side enclosure wall, the second side enclosure wall and the second bottom wall together defining a clarification chamber; a mixed and clarified liquid outlet is formed in one side of the upper part of the first side surrounding wall, a mixed and clarified liquid inlet is formed in one side of the upper part of the second side surrounding wall, and the mixed and clarified liquid outlet is communicated with the mixed and clarified liquid inlet, so that the mixed and clarified liquid in the first chamber enters the clarifying chamber; the second bottom wall mainly comprises one or more second conical bottom walls which are connected in sequence, and the lowest part of each second conical bottom wall is provided with a second slag discharge port communicated with the clarification chamber.
According to a further embodiment of the invention, a liquid blocking sieve plate is arranged at the clear liquid mixing inlet, and a plurality of sieve holes are formed in the liquid blocking sieve plate.
According to a further embodiment of the present invention, the clarification tank further comprises a first horizontal wall, the clear liquid mixing inlet is located above the upper surface of the first horizontal wall, a part of the side portion of the first horizontal wall is connected to the upper end of the second bottom wall, the remaining part of the side portion of the first horizontal wall is connected to the lower end of the second side surrounding wall, and the liquid blocking screen plate is vertically disposed above the upper surface of the first horizontal wall.
According to a further embodiment of the present invention, the clarification tank further comprises a second horizontal wall, a U-shaped groove, a water phase overflow plate, an oil phase discharge channel and a water phase discharge channel, wherein the second horizontal wall is far away from the first horizontal wall, a part of the edge of the second horizontal wall is connected with the upper end of the second bottom wall, and the rest of the edge of the second horizontal wall is connected with the lower end of the second side surrounding wall; the U-shaped groove is formed by an oil phase overflow plate, a baffle and a bottom plate connected between the lower end of the oil phase overflow plate and the lower end of the baffle, the U-shaped groove is positioned above the second horizontal wall and has a distance with the second horizontal wall, two ends of the U-shaped groove in the length direction are respectively fixed on the second side surrounding walls, and the top of the oil phase overflow plate is lower than the top of the baffle; the oil phase discharge channel penetrates through the second horizontal wall and the bottom plate and is communicated with the U-shaped groove; the water phase overflow plate is vertically arranged between the baffle and the second side enclosing wall and is positioned on the upper surface of the second horizontal wall, and the top of the water phase overflow plate is lower than the top of the baffle; the aqueous phase discharge channel is arranged on the second horizontal bottom wall and between the baffle and the second lateral enclosure wall.
According to a still further embodiment of the present invention, the settling tank further comprises a guide plate, the guide plate is disposed obliquely, an upper end of the guide plate is connected to the U-shaped groove, and a lower end of the guide plate is spaced close to a connection portion between the second horizontal wall and the second bottom wall.
According to a further embodiment of the invention, the device further comprises a mixed and clarified liquid flowing groove, one end of the mixed and clarified liquid flowing groove is connected with the mixed and clarified liquid outlet, and the other end of the mixed and clarified liquid flowing groove is connected with the mixed and clarified liquid inlet.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic front view of a conventional extraction apparatus.
FIG. 2 is a schematic top view of a conventional extraction apparatus.
Fig. 3 is a schematic front view of an extraction apparatus according to an embodiment of the present invention.
Fig. 4 is a schematic top view of an extraction apparatus according to an embodiment of the present invention.
Reference numerals:
extraction apparatus 1000
Mixing box 1
First chamber 101 second chamber 102 first side enclosure wall 103 first conical bottom wall 104
first slag discharge port 105
Feeding mixing barrel 2 is provided with an upper opening 201 and a lower opening 202 and is provided with a straight cylinder 203 and a conical cylinder 204
Aqueous phase feed pipe 3
Oil phase feed pipe 4
Stirring device 5
Support 6
Second side enclosure wall 701 of clarification tank 7, second conical bottom wall 702, second slag discharge port 704 of clarification chamber 703
First horizontal wall 705 and second horizontal wall 706 liquid-blocking screen plate 707
u-shaped groove 8 oil phase overflow plate 801 baffle 802 bottom plate 803
Water phase overflow plate 9
Oil phase discharge passage 10
Aqueous phase discharge channel 11
Guide plate 12
The mixed and clarified liquid flowing groove 13 is provided with a mixed and clarified liquid outlet 1301 and a mixed and clarified liquid inlet 1302
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
An extraction apparatus 1000 according to an embodiment of the invention is described below with reference to fig. 3 to 4.
As shown in fig. 3 to 4, an extraction apparatus 1000 according to an embodiment of the present invention includes a mixing box 1, a feed mixing drum 2, and a stirring device 5. The mixing box 1 comprises a first side surrounding wall 103 and a first conical bottom wall 104 connected with the lower end of the first side surrounding wall 103, wherein the first side surrounding wall 103 defines a first chamber 101, the first conical bottom wall 104 defines a second chamber 102 communicated with the first chamber 101, and the lowest part of the first conical bottom wall 104 is provided with a first slag discharge opening 105; the feeding mixing cylinder 2 is arranged in the second chamber 102, the feeding mixing cylinder 2 defines a feeding mixing chamber and is provided with an upper opening 201 and a lower opening 202 which are connected with the feeding mixing chamber, and the feeding mixing cylinder 2 is respectively connected with a water phase feeding pipe 3 and an oil phase feeding pipe 4; the stirring device 5 extends from the top of the mixing box 1 into the first chamber 101 and is opposite to the upper opening 201.
specifically, the mixing box 1 comprises a first side surrounding wall 103 and a first conical bottom wall 104 connected with the lower end of the first side surrounding wall 103, the first side surrounding wall 103 defines a first chamber 101 as a sufficient mixing area for the water phase material containing valuable metals and the oil phase material, and the water phase material and the oil phase material form a uniformly mixed clarifying solution in the first chamber 101 so as to improve the extraction efficiency; the first conical bottom wall 104 defines a second chamber 102 communicated with the first chamber 101 and is used as a deposition and accumulation area of impurity particles such as calcium, magnesium and the like which are easy to deposit in the mixed and clarified liquid in the first chamber 101, and the deposits can flow along with water to the lowest part of the first conical bottom wall 104 (namely the first chamber 101) because the bottom of the second chamber 102 is the first conical bottom wall 104; the lowest of first toper diapire 104 is equipped with first slag notch 105, and from this, the deposit can be along with water to the lowest of first toper diapire 104 (be exactly first cavity 101) flows automatically and follow first slag notch 105 and discharge at any time the developments, and the deposit can not pile up on first toper diapire 104, does not need the manual work to carry out clearance deposit in the mixing box regularly, has reduced artifical intensity of labour, and operational environment is safe. In addition, frequent parking caused by sediment blockage in the prior art can be avoided, and the utilization rate and the production efficiency of equipment are improved.
The feeding mixing cylinder 2 is arranged in the second chamber 102, the feeding mixing cylinder 2 defines a feeding mixing chamber and is provided with an upper opening 201 and a lower opening 202 which are connected with the feeding mixing chamber, namely, the feeding mixing cylinder 2 is isolated from the second chamber 102, and sediment accumulated in the second chamber 102 cannot enter the feeding mixing chamber of the feeding mixing cylinder 2 and cannot block the water phase feeding pipe 3 or/and the oil phase feeding pipe 4; the feeding mixing cylinder 2 is connected with a water phase feeding pipe 3 and an oil phase feeding pipe 4 respectively, as can be understood with reference to fig. 4, specifically, the water phase feeding pipe 3 and the oil phase feeding pipe 4 are connected with the feeding mixing cylinder 2 through the first tapered bottom wall 104 respectively, the water phase material enters the feeding mixing chamber of the feeding mixing cylinder 2 through the water phase feeding pipe 3, and the oil phase material enters the feeding mixing chamber of the feeding mixing cylinder 2 through the oil phase feeding pipe 4, that is, the water phase material and the oil phase material start to mix in the feeding mixing chamber, enter the first chamber 101 from the upper opening 201 under the action of the stirring suction of the stirring device 5, and are mixed sufficiently and uniformly under the action of the stirring device 5. Due to the lower opening 202 of the feeding mixing cylinder 2, the easily deposited substances in the mixed materials in the feeding mixing cavity are dynamically discharged into the second chamber 102 at any time through the lower opening in a downward deposition mode and are discharged out of the mixing box 1 from the first slag discharge port 105.
Referring to fig. 3, the stirring device 5 may be installed at the top of the mixing box 1, and the stirring device 5 extends into the first chamber 101 from the top of the mixing box and is opposite to the upper opening 201. When the stirring device 5 is rotated and stirred, the mixture of the water phase material and the oil phase material in the feeding mixing chamber can be sucked up into the first chamber 101 from the upper opening 201 of the feeding mixing cylinder 2, and fully and uniformly mixed under the action of the stirring device 5, so as to form uniformly mixed clarified liquid, and improve the extraction efficiency.
According to the extraction equipment 1000 of the embodiment of the invention, the operation process is that the water phase material and the oil phase material enter the feeding mixing chamber of the feeding mixing cylinder 2 through the water phase feeding pipe 3 and the oil phase feeding pipe 4 respectively to start mixing, the mixture of the water phase material and the oil phase material in the feeding mixing chamber is sucked up to the first chamber 101 from the upper opening 201 of the feeding mixing cylinder 2 under the action of the rotary stirring of the stirring device 5, and is fully and uniformly mixed under the action of the stirring device 5 to form the uniformly mixed clear liquid, so as to improve the extraction efficiency.
According to the extraction equipment 1000 provided by the embodiment of the invention, the bottom wall of the mixing box 1 is the first conical bottom wall 104, and the first slag discharge port 105 is arranged at the lowest position of the first conical bottom wall 104, so that the sediment in the clarified liquid in the first chamber 101 sinks downwards and accumulates to the bottom of the second chamber 102, the sediment can automatically flow to the lowest position of the first conical bottom wall 104 along with water and can be dynamically discharged from the first slag discharge port 105 at any time, the sediment cannot be accumulated on the first conical bottom wall 104, manual work is not required to enter the mixing box 1 periodically to clean the sediment, the manual labor intensity is reduced, and the working environment is safe. In addition, frequent parking caused by sediment blockage in the prior art can be avoided, and the utilization rate and the production efficiency of equipment are improved. Since the feed mixing drum 2 is disposed in the second chamber 102, so that the feed mixing chamber is isolated from the second chamber 102, sediment accumulated in the second chamber 102 cannot enter the feed mixing chamber and cannot block the aqueous phase feed pipe 3 or/and the oil phase feed pipe 4; because the feeding mixing cylinder 2 is provided with the lower opening 202, easily deposited substances in the mixed materials in the feeding mixing chamber are downwards deposited and dynamically discharged into the second chamber 102 at any time through the lower opening 202, and are discharged out of the mixing box 1 from the first slag discharge port 105, the water phase feeding pipe 3 or/and the oil phase feeding pipe 4 cannot be blocked, so that frequent stopping can be avoided, and the utilization rate and the production efficiency of the equipment are improved. In summary, the extraction equipment 1000 of the embodiment of the invention can realize dynamic slag discharge, improve the production efficiency and reduce the labor intensity of workers.
According to one embodiment of the present invention, the feeding and mixing barrel 2 comprises a straight barrel and a conical barrel, the lower end of the straight barrel is connected with the upper end of the conical barrel, the upper end of the straight barrel is provided with an upper opening 201, and the lowest part of the conical barrel is provided with a lower opening 202. It can be understood that the feeding mixing barrel 2 can be a straight barrel 203 and a conical barrel 204, the water phase material and the oil phase material are primarily mixed in the feeding mixing barrel 2, the mixture enters the mixing box 1 from an upper opening 201 at the upper end of the straight barrel 203, the easy deposit is deposited downwards to the wall of the conical barrel 204, the deposit on the wall of the conical barrel 204 is discharged to the second cavity through a lower opening 202 at the bottom of the conical barrel 204 along with the water flowing by itself, and is discharged through a first slag discharge port 105 at the bottom of the second conical bottom wall 702, so as to realize dynamic slag removal. Therefore, the sediments cannot be accumulated in the feeding mixing cylinder 2, the water phase feeding pipe 3 or/and the oil phase feeding pipe 4 cannot be blocked, frequent stopping can be avoided, the utilization rate and the production efficiency of equipment are improved, in addition, the working environment of workers is safe, and the labor intensity is reduced.
According to one embodiment of the invention, the feed mixing drum 2 is fixed by means of a support 6 arranged on the first conical bottom wall 104, that is to say the support 6 is connected at one end to the first conical bottom wall 104 and at the other end to the feed mixing drum 2. Thereby, the feed mixing barrel 2 can be restricted from being displaced, and the fixing manner is simple.
According to one embodiment of the invention, the lower opening 202 is arranged opposite to the first slag discharge opening 105. Therefore, the sediment on the wall of the conical cylinder 204 flows automatically and is directly discharged through the lower opening 202 at the bottom of the conical cylinder 204, the sediment is prevented from falling on the wall body of the first conical bottom wall 104, and the slag discharging effect is better.
According to some embodiments of the invention, the apparatus further comprises a clarification tank 7, the clarification tank 7 comprising a second side enclosure wall 701 and a second bottom wall connected to the lower end of the second side enclosure wall 701, the second side enclosure wall 701 and the second bottom wall together defining a clarification chamber 703; a mixed and clarified liquid outlet 1301 is arranged on one side of the upper part of the first side surrounding wall 103, a mixed and clarified liquid inlet 1302 is arranged on one side of the upper part of the second side surrounding wall 701, and the mixed and clarified liquid outlet 1301 is communicated with the mixed and clarified liquid inlet 1302, so that the mixed and clarified liquid in the first chamber 101 enters the clarification chamber 703; the second bottom wall is mainly composed of one or more second conical bottom walls 702 which are connected in sequence, and the lowest part of each second conical bottom wall 702 is provided with a second slag discharge port 704 communicated with the clarification chamber 703. It can be understood that the clarification chamber 703 serves as a clarification zone of the clarified liquid, and the clarified liquid performs a clarification extraction reaction in the clarification chamber 703, so that the valuable metals in the water phase are extracted into the oil phase, and the oil phase substance containing the valuable metals floats on the upper layer of water due to the density of the oil being lower than that of the water, and the water level is located at the lower layer of the oil phase substance; the clear liquid mixing outlet 1301 is communicated with the clear liquid mixing inlet 1302 and serves as a passage for clear liquid to enter the clarifying tank 7 from the mixing tank 1; one or more second conical bottom walls 702 connected in sequence form a second bottom wall which is used as a deposition and accumulation area of impurity particles such as calcium, magnesium and the like which are easy to deposit in the mixed and clarified liquid in the clarification chamber 703, and the deposits can flow to the lowest part of the second conical bottom walls 702 along with water because the bottom of the second bottom wall is the second conical bottom wall 702; the lowest of each second toper diapire 702 is equipped with the second row cinder notch 704 with clarification chamber 703 intercommunication, from this, the deposit can be along with water to the lowest of second toper diapire 702 automatically flow and follow second row cinder notch 704 and discharge at any time developments, the deposit can not pile up on second toper diapire 702, can not influence the extraction clarification effect, the rate of recovery of valuable metal has been improved, do not need the manual work to get into clearance deposit in the clarifier tank 7 regularly, the labor intensity of the manual work has been reduced, the operational environment safety. In addition, frequent parking caused by sediment blockage in the prior art can be avoided, and the utilization rate and the production efficiency of equipment are improved.
It should be noted that the second bottom wall is formed by one or more second tapered bottom walls 702 connected in sequence, and when there are a plurality of second tapered bottom walls 702, the plurality of second tapered bottom walls 702 may be arranged in an array. The number and arrangement of the second tapered bottom walls 702 are determined according to specific situations.
According to a further embodiment of the present invention, a liquid blocking screen plate 707 is disposed at the mixed and clarified liquid inlet 1302, and a plurality of screen holes are disposed on the liquid blocking screen plate 707. It can be understood that the clear liquid enters the clarification tank 7 through the clear liquid inlet 1302, the liquid blocking sieve plate 707 plays a damping role on the clear liquid, the clear liquid is prevented from directly flowing into the clarification tank 7 to cause material back mixing and influence the clarification effect, and the liquid blocking sieve plate 707 is higher than the upper end of the clear liquid inlet 1302, so that the clear liquid clarification effect is good, the recovery rate of valuable metals is high, and the extraction effect is good.
According to a further embodiment of the present invention, the clarification tank 7 further comprises a first horizontal wall 705, the clarified liquid mixing inlet 1302 is located above the upper surface of the first horizontal wall 705, a part of the side of the first horizontal wall 705 is connected to the upper end of the second bottom wall, the remaining part of the side of the first horizontal wall 705 is connected to the lower end of the second side wall 701, and the liquid blocking screen plate 707 is vertically disposed above the upper surface of the first horizontal wall 705. It can be understood that, keep off liquid sieve 707 and set up on first horizontal wall 705 and leave the distance with mixing clarified liquid export 1301, keep off liquid sieve 707, the space of first horizontal wall 705 and second side wall 701 is for mixing clarified liquid buffer zone, mix clarified liquid and get into mixing clarified liquid buffer zone from mixing clarified liquid entry 1302 for it slows down to mix clarified liquid speed, steadily get into clarification zone through keeping off liquid sieve 707, avoid causing the material back mixing, influence clarification effect, from this, it is clear effectual to mix clarified liquid, the valuable metal rate of recovery is high, it is effectual to extract.
According to a further embodiment of the present invention, the clarifying tank 7 further comprises a second horizontal wall 706, a U-shaped groove 8, a water phase overflow plate 9, an oil phase discharge channel 10 and a water phase discharge channel 11, wherein the second horizontal wall 706 is far away from the first horizontal wall 705, a part of the edge of the second horizontal wall 706 is connected to the upper end of the second bottom wall, and the rest of the edge of the second horizontal wall 706 is connected to the lower end of the second side surrounding wall 701; the U-shaped groove 8 is formed by an oil phase overflow plate 801, a baffle plate 802 and a bottom plate 803 connected between the lower end of the oil phase overflow plate 801 and the lower end of the baffle plate 802 together, the U-shaped groove 8 is positioned above the second horizontal wall 706 and has a distance with the second horizontal wall 706, two ends of the U-shaped groove 8 in the length direction are respectively fixed on the second side surrounding walls 701, and the top of the oil phase overflow plate 801 is lower than the top of the baffle plate 802; the oil phase discharge channel 10 passes through the second horizontal wall 706 and the bottom plate 803 and then is communicated with the U-shaped groove 8; the water phase overflow plate 9 is vertically arranged between the baffle 802 and the second side enclosing wall 701 and is positioned on the upper surface of the second horizontal wall 706, and the top of the water phase overflow plate 9 is lower than the top of the baffle 802; the aqueous phase discharge channel 11 is arranged on the second horizontal bottom wall between the baffle 802 and the second side enclosure wall 701. It can be understood that the oil phase material containing valuable metals floats above the water phase material, and when the oil phase material is higher than the oil phase overflow plate 801, the excess part of the oil phase material flows into the U-shaped groove 8 and is discharged through the oil phase discharge channel 10; water can pass through the space between the bottom plate 803 and the second horizontal wall 706, and when the water level is higher than the water phase overflow plate 9, the water enters the water phase overflow groove formed by the water phase overflow plate 9, the second horizontal wall 706 and the second side surrounding wall 701 and is discharged through the water phase discharge channel 11; the water phase overflow plate 9 is lower than the oil phase overflow plate 801, so that the liquid in the clarification chamber 703 is always in a stable state, and the extraction can be normally carried out.
According to a further embodiment of the invention, the tank 7 further comprises a guide plate 12, the guide plate 12 being arranged obliquely, the upper end of the guide plate 12 being connected to the U-shaped channel 8, and the lower end of the guide plate 12 being spaced close to the connection between the second horizontal wall 706 and the second bottom wall. Make easy deposit can deposit on deflector 12 through set up deflector 12 on U type groove 8, from flowing to the second diapire, flow out through second row cinder notch 704, avoid the deposit to pile up on second horizontal wall 706, be difficult to clear away, from this, reduced artifical working strength, improved production efficiency.
It should be noted that the guide plate 12 may extend to the bottom of the second tapered bottom wall 702.
According to a further embodiment of the present invention, the apparatus further comprises a clarified liquid flowing groove 13, one end of the clarified liquid flowing groove 13 is connected to the clarified liquid outlet 1301, and the other end of the clarified liquid flowing groove 13 is connected to the clarified liquid inlet 1302. It can be understood that, mix and clarify liquid overflow groove 13 and set up between mixing box 1 and clarification box 7, mix and clarify liquid overflow groove 13 upper portion level, the lower part slope, it is narrower to connect the mixed and clarified liquid overflow groove 13 width of mixing box 1 one end, the opening is less, it overflows groove 13 width broad, the opening is great to connect the mixed and clarified liquid of clarification box 7 one end, therefore, mix and clarify liquid and through mixing and clarify liquid overflow groove 13 velocity of flow and reduce, prevent to mix and clarify the direct indoor material backmixing that causes of flowing into of liquid and clarification, influence clarification effect, it is clear effectual to mix and clarify liquid, valuable metal recovery rate is high, extraction effect is good.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An extraction apparatus, comprising:
The mixing box comprises a first side surrounding wall and a first conical bottom wall connected with the lower end of the first side surrounding wall, the first side surrounding wall defines a first chamber, the first conical bottom wall defines a second chamber communicated with the first chamber, and the lowest part of the first conical bottom wall is provided with a first slag discharge port;
The feeding mixing cylinder is arranged in the second cavity, defines a feeding mixing cavity and is provided with an upper opening and a lower opening which are connected with the feeding mixing cavity, and a water phase feeding pipe and an oil phase feeding pipe are respectively connected onto the feeding mixing cylinder;
And the stirring device extends into the first chamber from the top of the mixing box and is right opposite to the upper opening.
2. The extraction equipment according to claim 1, wherein the feeding mixing barrel comprises a straight barrel and a conical barrel, the lower end of the straight barrel is connected with the upper end of the conical barrel, the upper end of the straight barrel is provided with the upper opening, and the lowest part of the conical barrel is provided with the lower opening.
3. The extraction apparatus of claim 1, wherein the feed mixing drum is secured by a support disposed on the first conical bottom wall.
4. The extraction apparatus according to claim 1, wherein the lower opening is disposed opposite to the first slag discharge opening.
5. The extraction apparatus according to any one of claims 1 to 4 further comprising a clarifier tank comprising a second side enclosure wall and a second bottom wall connected to a lower end of the second side enclosure wall, the second side enclosure wall and the second bottom wall together defining a clarifier chamber; a mixed and clarified liquid outlet is formed in one side of the upper part of the first side surrounding wall, a mixed and clarified liquid inlet is formed in one side of the upper part of the second side surrounding wall, and the mixed and clarified liquid outlet is communicated with the mixed and clarified liquid inlet, so that the mixed and clarified liquid in the first chamber enters the clarifying chamber; the second bottom wall mainly comprises one or more second conical bottom walls which are connected in sequence, and the lowest part of each second conical bottom wall is provided with a second slag discharge port communicated with the clarification chamber.
6. The extraction apparatus as claimed in claim 5, wherein the mixed and clarified liquid inlet is provided with a liquid-blocking sieve plate, and the liquid-blocking sieve plate is provided with a plurality of sieve holes.
7. the extraction apparatus according to claim 6, wherein the clarifier tank further comprises a first horizontal wall, the clarified liquid inlet is positioned above the upper surface of the first horizontal wall, a part of the edge of the first horizontal wall is connected with the upper end of the second bottom wall, the rest of the edge of the first horizontal wall is connected with the lower end of the second side surrounding wall, and the liquid blocking sieve plate is vertically arranged above the upper surface of the first horizontal wall.
8. The extraction apparatus according to claim 5, wherein the clarifier tank further comprises a second horizontal wall, a U-shaped trough, a water phase overflow plate, an oil phase discharge channel and a water phase discharge channel, wherein the second horizontal wall is far away from the first horizontal wall, part of the edge of the second horizontal wall is connected with the upper end of the second bottom wall, and the rest part of the edge of the second horizontal wall is connected with the lower end of the second side peripheral wall; the U-shaped groove is formed by an oil phase overflow plate, a baffle and a bottom plate connected between the lower end of the oil phase overflow plate and the lower end of the baffle, the U-shaped groove is positioned above the second horizontal wall and has a distance with the second horizontal wall, two ends of the U-shaped groove in the length direction are respectively fixed on the second side surrounding walls, and the top of the oil phase overflow plate is lower than the top of the baffle; the oil phase discharge channel penetrates through the second horizontal wall and the bottom plate and is communicated with the U-shaped groove; the water phase overflow plate is vertically arranged between the baffle and the second side enclosing wall and is positioned on the upper surface of the second horizontal wall, and the top of the water phase overflow plate is lower than the top of the baffle; the aqueous phase discharge channel is arranged on the second horizontal bottom wall and between the baffle and the second lateral enclosure wall.
9. The extraction apparatus according to claim 8, wherein the clarifier tank further comprises a guide plate, the guide plate is disposed obliquely, an upper end of the guide plate is connected to the U-shaped groove, and a lower end of the guide plate is spaced close to a connection portion between the second horizontal wall and the second bottom wall.
10. The extraction apparatus as claimed in claim 5, further comprising a clarified liquid overflow tank, one end of which is connected to the clarified liquid outlet and the other end of which is connected to the clarified liquid inlet.
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| CN201910885593.7A CN110559687A (en) | 2019-09-19 | 2019-09-19 | Extraction equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910885593.7A CN110559687A (en) | 2019-09-19 | 2019-09-19 | Extraction equipment |
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| CN110559687A true CN110559687A (en) | 2019-12-13 |
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