CN1189540A - Furnace of retreating pozzuolite for sulfurized gold ore - Google Patents
Furnace of retreating pozzuolite for sulfurized gold ore Download PDFInfo
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- CN1189540A CN1189540A CN97101757A CN97101757A CN1189540A CN 1189540 A CN1189540 A CN 1189540A CN 97101757 A CN97101757 A CN 97101757A CN 97101757 A CN97101757 A CN 97101757A CN 1189540 A CN1189540 A CN 1189540A
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Abstract
A furnace used to remove S and As from sulfurized gold ore by fire method features its additional feed deck rotary in a plane and internal non-oxygen heat circulation apparatus for removing As and S and obtaining high output rate of gold, as well as more than 2 stages of waste gas treating apparatus and external antileakage unit to conform with the standard on waste gas exhaustion.
Description
The utility model relates to the gold mine treatment facility, a kind of specifically about card crop type and gold trisulfide ore pre-treatment pozzuolite cooking stove, its objective is that providing a kind of to society can remove the arsenic in the ore, sulphur to meeting Gold Ore smelting production requirement with pyrogenic process, can make institute's waste discharge gas meet the novel cooking stove of environmental emission standard again.
The method of pyrogenic process arsenic removal at present,, sulphur removal is the method that ore and coal is loaded in mixture with reverberatory furnace or common kiln.These two kinds of methods all have two kinds of phenomenons to produce: the one, cause burning, and the gold in the ore deposit can be wrapped up in by anti-package because of burning, causes the rate of recovery to reduce, and the 2nd, burning is not enough, causes arsenic, sulphur can not distil and remove unclean.The above results is uneven and do not satisfy the condition that the arsenic removal need just can carry out and cause under anoxia condition owing to temperature in the body of heater, thereby the phenomenon that the rate of recovery that forms gold reduces, and these cooking stoves are not because be provided with better dust arrester installation, and exhaust gas discharged does not meet country's " three wastes " emission standard.
The purpose of this utility model provides a kind of main furnace temperature equilibrated, can reach the required anoxia condition of arsenic removal, do not cause ore burning or not enough, novel cooking stove waste gas index qualified discharge standard, that be provided with mechanical automatic feed/discharge breeze device of burning, to reach the cooking stove of ore gold metallurgy bottom technology high-recovery.
The purpose of this utility model is achieved in that
A kind of arsenious-sulfur oven for pretreatment of vulcanizing gold ore is used for pyrogenic process arsenic removal sulphur removal.One has the combustion chamber 2 of thermal source, the top of combustion chamber 2 is provided with the concentrically ringed plane rotation of mobile charging platform 4, inner anaerobic thermocirculator 8,10 and the settling pocket 11 that up is provided with successively, cooling pool 15, vacuum fan 14, the dust arrester installation of two groups or more that dust chamber 17 is formed, and be provided with machinery turnover breeze materials device 20 automatically.Each part mentioned above all is contained in the anti-body of heater exhaust gas leakage shell 18, and in the enclosed chamber 26, this covering closed chamber 26 is provided with fresh air Supply Structure 21 to this anti-leak shell integral installation outside.
The a kind of of described cooking stove specifically is configured to:
One brick housing 22, the interior refractory materials that applies constitutes anti-exhaust gas leakage shell 18, be rectangular box-shaped, tilt to place at angle with ground, the housing inner chamber is divided into seven inner rooms with six layers of horizontal brick wall, be followed successively by combustion chamber 2 from bottom to up, loading space 4, bottom setting chamber 11, last settling pocket 11 ' cooling pool 15, following dust chamber 17, last dust chamber 17 ', wherein, separation chamber 2 has only cut off 1/2 with the cross wall of loading space, and be provided with dodge gate 27, and this dodge gate can be with remaining 1/2 movable the partition, and all the other cross walls are all to cut off;
Be provided with multi-layer discs shape worktable 4 in the loading space 4: by electric motor 7, step-down gear 6, differential mechanism 5 drives rotation, and this worktable is parallel to the ground, and the triangle box of fan-shaped placement is arranged on the worktable, the breeze in the box after the placement flotation.
4 appropriate location is provided with vision slit and point for measuring temperature in the loading space.
Impeller 9 and settling pocket door 12 are equipped with the cross wall center of loading space 4 in bottom setting chamber 11, and impeller 9 is driven by electric motor 23;
The upper and lower chamber 11 ' and vacuum fan 14 is housed between 11 of falling;
Last settling pocket 11 ' and cooling pool 15 between dust settling pocket 16 is housed; Between following dust chamber 17 and the last settling pocket 11 vacuum fan 14 is housed;
Upper and lower dust chamber 17 ' and dust settling pocket 16 is housed between 17;
In the combustion chamber 2 and loading space 4 be provided with left and right sides heat circulation pipe 8 by the shell wall place, this road, circulation tube lower end heat source 25, the road, upper end is to impeller 9,
Be provided with the left and right hot gas chamber 24 of inlet mouth at the two ends of last bottom setting chamber 11 and 11, heat circulation pipe 10 passed loading space 4 and enters combustion chamber 2 and the crooked heat source 25 of extending about this hot gas chamber 24 had.
The purpose of this utility model also can realize by following measure:
Described thermal source 25 can be with the fire coal of warm braw structure oxygen supply, also can heat with resistance wire.
Described concentric disc universal stage 4 can be contacted and be connected use.
Described inner anaerobic thermocirculator 8,10 can be contacted and be connected use.
This stove device also can be used for the pozzuolite of other mineral to be handled and burning technology.
The utility model has following actively useful effect:
By the utility model that above specific shape, position and intrinsiccharacteristic combines, have and existing common dearsenification, the desulfurization cooking stove the advantage that can not compare:
1, forms the rotary charging platform in a kind of plane by electric motor 7, differential mechanism 6, variator 5, charging platform 4, the relative position of it and combustion chamber constantly changes, it is more balanced that ore is heated, it plays equilibrium temperature and efficient heat transfer or discharges the effect of heat energy, to guarantee that the not foot phenomenon that burns burning do not appear or in mineral.
2, form by electric motor 13, left and right heat circulation pipe 8 and impeller 9 and satisfy the heat circulating system that distils under the arsenic anoxic condition, make arsenic obtain removing more completely.
3, vacuum fan 14, cooling pool 15, dust collecting sleeve 16 and dust chamber 17,17 ', and the above dust arrester installation of settling pocket 11,11 ' composition two-stage or two-stage can play significant dedusting effect, thereby guarantee that institute's discharging waste gas meets " three wastes " emission standard.
4, the setting of anti-leak shell 18, the principle of utilizing hot gas to rise will focus in the filter bag 19 up to standard to guarantee that waste gas is discharged with gas blower at the gas leakage of this shell parcel lower furnace body.
5, operatively increase the fresh air gas-supplying structure each staff, guarantee that the staff breathes fresh air.
In sum, the utility model is a kind of pyrogenic process gold mine arsenic removal that is specially adapted to, the utility model of sulphur removal, its very arsenic removal effectively, thereby the high extraction of sulphur removal security deposit in cyaniding.Have dust keeper efficiently, can guarantee the useless environmental protection exhaust requirements that reaches.The fresh air gas-supplying structure of giving the staff is set, can be the staff comfortable, safe Working environment is provided.In a word, all extremely simple, safety are promoted in manufacturing of the present utility model, use, the cooking stove of a special highly effective and safe are provided for little line grain card crop type of processing and sulfuration gold mine.Now in conjunction with the accompanying drawings with preferred embodiment:
Fig. 1 is a structural representation of the present utility model; Fig. 2 is the A-A parting view of Fig. 1; Fig. 3 is the B-B parting view of Fig. 1; Fig. 4 is a user mode synoptic diagram of the present utility model.Accompanying drawing number: 1; coal inlet 2; combustion chamber 3; smokestack 4; loading space 4 '; charging platform 5; variator 6; differential mechanism 7; electric motor 8; a left side; right heat circulation pipe 9; impeller 10; on; following heat circulation pipe 11; bottom setting chamber 11 '; last settling pocket 12; settling pocket door 13; electric motor 14; vacuum fan 15; cooling pool 16; dust collecting sleeve 17; following dust chamber 17 '; last dust chamber 18; shelly anti-leak protection layer 19; dust collecting sleeve 20; machinery is turnover breeze device 21 automatically; fresh air gas-supplying structure 22; housing 23; electric motor 24; a left side; right hot gas chamber 25; thermal source 26; covering closed chamber 27; dodge gate 28; pay smokestack during burning
Embodiment of the present utility model is an example with microfine card crop type sulfuration gold mine only, please refer to accompanying drawing 1 to Fig. 4 and reads:
From then on 1 coal inlet, fuel enter the combustion chamber, are provided with open and close door, with to being provided with mechanical automatic feed/discharge breeze device, close this door when anoxic is moved so that main stove enters.(or electrically heated) combustion chamber of 2 warm braw gas-supplying structures, fuel fully burns at this, to supply with the heat of ore maximum.3 smokestacks (or electric exhausting), but the oxygen of required fundamental quantity when its natural air exhaust effect fueling fully burns.Charging platform, it is the place of placing ore, the power system that it is formed by pulley belt and variator 5, differential mechanism 6 and electric motor 7 has been formed the rotary charging platform in plane jointly, and the relative position of such swivel arrangement and combustion chamber 2 constantly changes, and just more becomes even so ore is heated.That is to say that this swivel arrangement can play equilibrium temperature and efficient heat transfer, the effect of release heat energy.At any time monitor the intensity of variation of ore by the vision slit on the furnace wall, suitably handle this swivel arrangement and can control ore effectively by the burning or the insufficient phenomenon generation of burning, ore has arrived the stage of dearsenification, all are led to the intake ducting sealing of combustion chamber and rotation ore charging platform, actuating motor 13 impeller 9 arsenic in the oxygen deficient atmospheres that upper and lower thermocirculator 10 is incited somebody to action is separated completely, and because settling pocket door 12 is opened, temperature is lower, and the arsenic natural subsidence is to here.Arrived the sulphur removal stage, because the effect of vacuum fan 14 or natural ventilation pressure, furnace gas contains oxygen and increases, sulfide is fully burned, waste gas is through settling pocket 15, surplus arsenic wherein and sulfide, sulphur horizontal stroke just here stockpile, and the waste gas of suspension enters dust collecting sleeve 16 by vacuum fan through cooling pool 15 again, and that part of waste gas that sees through dust collecting sleeve 18 enters in the dust chamber 17.Here, settling pocket 11, vacuum fan 14, cooling pool 15, dust collecting sleeve 16 and dust chamber 17 have been formed the complete dust collecting system of one-level.In the back of dust chamber 17 one-level is set again or such dust collecting system more than the secondary, makes the bed rearrangement cooking stove have the above dust collecting system of two-stage, just can guarantee that exhaust gas discharging reaches standard-required.In addition, at this stove body outer wall that tiltedly rises one shelly leak protection layer 18 is set, the principle of utilizing hot gas to rise focuses on one with the leakage gas that is produced with electric pump and filters in the dust collecting sleeve 19, to guarantee the up to standard of waste gas.Simultaneously, set up fresh air gas-supplying structure 21, breathe fresh air to guarantee the staff at each workman's operating point.
Claims (11)
1, a kind of arsenious-sulfur oven for pretreatment of vulcanizing gold ore is used for pyrogenic process arsenic removal sulphur removal, it is characterized in that:
One has the combustion chamber (2) of thermal source, the top of combustion chamber (2) is provided with plane of maneuver motion charging platform (4), inner anaerobic thermocirculator (8), (1) and the settling pocket (11) that up is provided with successively, cooling pool (15), vacuum fan (14), the dust arrester installation of two groups or more that dust chamber (17) is formed, and be provided with machinery turnover big and heavy stone powder device (20) automatically.Each part mentioned above all is contained in the anti-body of heater exhaust gas leakage shell (18), and in the enclosed chamber (26), this covering closed chamber (26) is provided with fresh air Supply Structure (21) to this anti-leak shell integral installation outside.
2, arsenious-sulfur oven for pretreatment of vulcanizing gold ore as claimed in claim, its feature in: a kind of of described cooking stove specifically is configured to:
One brick housing (22), the interior refractory materials that applies constitutes anti-exhaust gas leakage shell (18), be rectangular box-shaped, tilt to place at angle with ground, the housing inner chamber is divided into seven inner rooms with six layers of horizontal brick wall, combustion chamber (2) successively from bottom to up, loading space (4), bottom setting chamber (11), last settling pocket (11), cooling pool (15), following dust chamber (17), last dust chamber (17), wherein, separation chamber (2) has only cut off 1/2 with the cross wall of loading space, and is provided with dodge gate (27), this dodge gate can be with remaining 1/2 movable the partition, and all the other tabulas are all to cut off;
Combustion chamber (2) is provided with coal inlet (1) and machinery passes in and out breeze materials device (20) automatically and pays smokestack (28);
Be provided with multi-layer discs shape worktable (4) in the loading space (4), by electric motor (7), step-down gear (6), differential mechanism (5) drives rotation, and this worktable is parallel to the ground, and the triangle box of fan-shaped placement is arranged on the worktable, the breeze in the box after the placement flotation.
The appropriate location of (4) is provided with vision slit and point for measuring temperature in the loading space.
Impeller (9) and settling pocket door (12) are equipped with the cross wall center of loading space (4) in bottom setting chamber (11), and impeller (9) is driven by electric motor (23);
Upper and lower falling is equipped with vacuum fan (14) between chamber (11) and (11);
Between last settling pocket (11) and the cooling pool (15) dust settling pocket (16) is housed;
Between following dust chamber (17) and the last settling pocket (11) vacuum fan (14) is housed;
Dust settling pocket (16) is housed between upper and lower dust chamber (17) and (17);
Last dust chamber (17) connects window (3) and dust settling pocket (19);
(2) and loading space (4) are provided with left and right sides heat circulation pipe (8) by the shell wall place in the combustion chamber, this road, circulation tube lower end heat source (25), and the road, upper end is to impeller (9);
Be provided with the left and right hot gas chamber (24) of inlet mouth at the two ends of last bottom setting chamber (11) and (11), heat circulation pipe (10) passed loading space (4) and enters combustion chamber (2) and the crooked heat source (25) of extending about this hot gas chamber (24) had.
3, the arsenious-sulfur oven for pretreatment of vulcanizing gold ore described in right 1 requirement.It is characterized in that described thermal source.(25) can be coal-fired, also can be the thermal source of electric heating or gas, liquid, solid combustion.
4, according to the planar motion mode of planar motion material platform described in the claim 1 and thermal source relative movement, can be open circles, concentric(al) circles or rotation modes such as decentraction circle, ellipse also with the reciprocating mode of motion of thermal source opposing parallel.
5, according to material platform of the plane described in the claim 1 and fuel chambers thermal source, the device that all is equipped with in the claim 6 can rotatablely move or the parallel lines planar motion on the plane, and the material platform of planar motion can be made any geometrical shape.And be above plane material platform, combustion chamber thermal source of one deck, can series and parallel, multilayer is installed and used.
6, according to the thermal source of the planar motion in the claim 1 and material platform, for make it to reach with one heart, eccentric, oval, parallel doing relatively reciprocating motion, can adopt any device of prior art: rotation or crawler belt or parallel relative reciprocating guide rail, wheel or make it parallel relative movement and other method that the plane rotatablely moves.
7, according to the device and the mode of motion of the mounting means of the material platform of the planar motion described in the claim 1 and thermal source, the pozzuolite that can be used in other metal treatment and other mineral is handled or the oxidation processing technique of other metal and gold mine and other need in the thermally equilibrated technology.
8, according to the installation site of the thermal source in the claim 1, can be on planar motion material platform, middle upper/lower positions, or all around with monolateral, both sides, three limits or central position.
9, can take mechanism to achieve the goal according to the technology of the anaerobic thermal cycling in the claim 1, also can be to take the three big modes of conducting heat: radiation, convection current.Conduction makes it to achieve the goal.
10, according to (18) in the claim anti-body of heater exhaust gas leakage shell, (21) fresh air Supply Structure.Can be to adopt mechanical system, also can be that the principle that adopts hot gas to rise is installed, and also aggregate erection achieves the goal in two ways.
11, according to the feature of claim 1, two dust collecting sleeves are installed respectively as one group, and one group of above series connection uses, and be furnished with or be unworthy of the cooling gas chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97101757A CN1189540A (en) | 1997-02-15 | 1997-02-15 | Furnace of retreating pozzuolite for sulfurized gold ore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97101757A CN1189540A (en) | 1997-02-15 | 1997-02-15 | Furnace of retreating pozzuolite for sulfurized gold ore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1189540A true CN1189540A (en) | 1998-08-05 |
Family
ID=5165968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97101757A Pending CN1189540A (en) | 1997-02-15 | 1997-02-15 | Furnace of retreating pozzuolite for sulfurized gold ore |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1189540A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004035844A1 (en) * | 2002-10-17 | 2004-04-29 | Beijing Goldtech Co., Ltd | The process for extracting gold in arsenic-containing concerntrate of gold and the equipment thereof |
| KR101449214B1 (en) | 2012-12-31 | 2014-10-08 | 부경대학교 산학협력단 | Method for removing and recovering arsenic from gold concentrate using thermal decomposition process |
-
1997
- 1997-02-15 CN CN97101757A patent/CN1189540A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004035844A1 (en) * | 2002-10-17 | 2004-04-29 | Beijing Goldtech Co., Ltd | The process for extracting gold in arsenic-containing concerntrate of gold and the equipment thereof |
| AU2003272865B2 (en) * | 2002-10-17 | 2006-12-14 | Beijing Goldtech Co., Ltd | The process for extracting gold in arsenic-containing concentrate of gold and the equipment thereof |
| US7498006B2 (en) | 2002-10-17 | 2009-03-03 | Beijing Goldtech Co., Ltd | Process for extracting gold in arsenic-containing concentrate of gold |
| KR101449214B1 (en) | 2012-12-31 | 2014-10-08 | 부경대학교 산학협력단 | Method for removing and recovering arsenic from gold concentrate using thermal decomposition process |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |