CN203393210U - Agitation leaching equipment with constant temperature and constant pH (Potential of Hydrogen) value for leaching vanadium from stone coal - Google Patents
Agitation leaching equipment with constant temperature and constant pH (Potential of Hydrogen) value for leaching vanadium from stone coal Download PDFInfo
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- CN203393210U CN203393210U CN201320497611.2U CN201320497611U CN203393210U CN 203393210 U CN203393210 U CN 203393210U CN 201320497611 U CN201320497611 U CN 201320497611U CN 203393210 U CN203393210 U CN 203393210U
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Abstract
The utility model relates to agitation leaching equipment with a constant temperature and a constant pH (Potential of Hydrogen) value for leaching vanadium from stone coal. According to the technical scheme, an agitation device (9) is mounted at the center of the top of a tank; an acid inlet pipe (14), an abrasion-resistant thermoelectric thermometer (20), a feeding funnel (30) and an industrial pH meter (23) are fixedly arranged at the top of the tank; a floating ball scale (15) is movably arranged at the top of the tank; an agitation shaft (16) of the agitation device (9) is a hollow shaft with a sealed upper end; a motor (17) is linked with the agitation shaft (16) through a shaft coupler (18); a rotary joint (19) is movably mounted at a position near the upper end of the agitation shaft (16); a steam pipe (22) is mounted on the rotary joint (19); a propeller (27) is mounted at the lower end of the agitation shaft (16); a flat-blade paddle (26) is mounted above the propeller (27); the body of the tank is sequentially provided with an outer wrapping layer (10), an insulating layer (8), a reinforcing layer (7) and a working layer (5) from the outer wall to the inner wall; an overflow pipe (24) is arranged at the upper part of the body of the tank; a four-way pipe (1) is fixedly arranged at the center of the bottom of the tank. The agitation leaching equipment has the characteristics of long service life, high working efficiency and high leaching efficiency.
Description
Technical field
The utility model belongs to extracting vanadium from stone coal stirred leaching tank technical field, relates in particular to the permanent pH value of a kind of constant temperature for extracting vanadium from stone coal agitation leach equipment.
Background technology
In extracting vanadium from stone coal process, the difficult point of vanadium extraction and key are all ore decomposition processes, and in bone coal, vanadium is entered the leaching process of liquid phase by solid phase, in the solution such as in this process, the vanadium in bone coal is water-soluble, acid or alkali, are beneficial to enriching and recovering.
Ore Leaching is common Leaching way, and the leaching plant adopting at present mainly contains two kinds: a kind of is mechanical agitation type leaching vat, as " adding a cover sealing insulated and stirred leaching plant " (CN 201020516257.X); Another kind is air mixing leaching tank, as pneumatic blending Cyanide Leaching groove (Yang Zhenxing, Sun Zhongjian. the application practice of pneumatic blending Cyanide Leaching groove. gold .2002:9).
Though above-mentioned two kinds of leaching plants have its known advantage, the reduction along with acid content in carrying out and the leaching vat of reaction, makes breeze can not get stable sour environment, and leaching efficiency can not get effectively improving; The decline of temperature, also can make speed of reaction slow down; Along with the carrying out of reaction, leaching vat bottom easily produces particle deposition simultaneously; And due to the sour environment in reaction, equipment is easily corroded and reduces work-ing life.Therefore above-mentioned two kinds of leaching vat all exist that work-ing life is low, leaching yield is lower and the shortcoming such as inefficiency to some extent.
Summary of the invention
The utility model is intended to overcome the defect of prior art, and object is to provide a kind of long service life, the permanent pH value of production efficiency is high and leaching yield the is high constant temperature for extracting vanadium from stone coal agitation leach equipment for extracting vanadium from stone coal Leaching reaction.
For achieving the above object, the technical solution adopted in the utility model is: the permanent pH value of constant temperature agitation leach equipment comprises cell body, whipping appts, acid inlet tube, four-way pipe, ball float scale, abrasion resistant thermocouple thermometer, industrial ph, vapour pipe and upflow tube.
Cell body is comprised of groove top, groove body and bottom land; Groove top is connected by the concentricity correspondence in bolt Yu Caoshen top and bottom with bottom land.
Cao Dingyou top liner and top cover form, and top liner is close to the lower plane of top cover.The center position on groove top is provided with whipping appts actively, and groove is equipped with acid inlet tube, abrasion resistant thermocouple thermometer, loading hopper and industrial ph on top regularly, and groove is provided with ball float scale on top actively.
The inwall of groove body is working lining, and the outer wall of groove body is surrounding layer, and enhancement Layer is close to working lining, is thermal insulation layer between enhancement Layer and surrounding layer; Cao Shen top is provided with upflow tube, the distance that the center of upflow tube and groove are held is with it overfall tube diameter 1～1.5 times.
Bottom land is comprised of bottom shell and bottom liner, and bottom liner is close to the upper surface of bottom shell; The angle of the bottom land conical surface and horizontal plane is 3～5 o; The center position of bottom land is fixedly provided with four-way pipe.
Whipping appts is comprised of motor, shaft coupling, stir shaft, flat oar and water screw.Motor is fixedly mounted on outer support, and motor connects with stir shaft by shaft coupling; Stir shaft is the tubular shaft of upper end sealing, and hollow parts is vapour passage; Near stir shaft upper end, swivel joint being housed actively, vapour pipe is housed on swivel joint regularly, vapour pipe communicates with the vapour passage of stir shaft by swivel joint; The stir shaft length stretching in cell body is 7/8～8/9 of working lining height, and water screw is equipped with in the lower end of stir shaft, and flat oar is housed above water screw, and the distance of water screw and flat oar is 1/6～1/5 of working lining height.
The material of described bottom liner, working lining and top liner is tetrafluoroethylene, and thickness is 2～3mm.
Described thermal insulation layer is mineral wool, and thickness is 50～60mm.
Described bottom shell, enhancement Layer, surrounding layer, top cover are stainless steel; The thickness of surrounding layer is 2～3mm, and the thickness of bottom shell, enhancement Layer and top cover is 5～6mm.
A horizontal mouth of pipe of described four-way pipe is wash-down water entrance, and another horizontal mouth of pipe is discharge gate, towards lower nozzle, is slag-drip opening.
The length of flat oar (26) is 1/2～2/3 of working lining (5) inwall radius.
The length of described water screw is 1/4～1/3 of working lining inwall radius.
Owing to having adopted technique scheme, the utility model compared with prior art, has following positively effect:
Four-way pipe of the present utility model, bottom liner, working lining, top liner and upflow tube all adopt the extremely strong tetrafluoroethylene of acid resistance (PTFE) material, the requirement of the acidproof and heatproof of leaching vat can not only be met simultaneously, and the work-ing life of leaching vat can be effectively improved.
When the utility model is started working, upflow tube, wash-down water entrance, discharge gate and slag-drip opening are all closed, and the slip good with acid solution proportioning enters leaching vat by loading hopper, and the degree of depth reaches the stirring that starts of working lining height at 2/3 o'clock; Then open discharge gate, control the aperture of blow-off valve so that the interior liquid level of groove keeps constant; Open admission valve simultaneously and in leaching vat, pass into hot steam by vapour pipe, with abrasion resistant thermocouple thermometer monitoring solution temperature.Acid inlet tube adds acid solution in groove, with industrial ph, monitors pH value of solution, controls the switching of butterfly valve, makes the pH value in leaching vat keep constant.Thermal insulation layer is stablized the temperature in leaching vat effectively.Thereby for reaction provides stable temperature and sour environment, shortened significantly the time of Leaching reaction, improved leaching yield.Water screw Li Di position is low, can effectively alleviate the deposition of ore particle to avoid discharge gate to stop up; Even when stopping up appears in discharge gate, close discharge gate and slag-drip opening, can utilize high pressure water washing by wash-down water entrance, can eliminate in time obstruction.
Therefore, the utlity model has long service life, production efficiency is high and leaching yield is high feature.This equipment can be used separately, also a plurality of devices in series can be become multiple stage circulation agitation leach equipment to use.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the schematic top plan view of Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model will be further described, not the restriction to its protection domain.
The permanent pH value of a constant temperature agitation leach equipment for extracting vanadium from stone coal, as depicted in figs. 1 and 2: the permanent pH value of constant temperature agitation leach equipment comprises cell body 6, whipping appts 9, acid inlet tube 14, four-way pipe 1, ball float scale 15, abrasion resistant thermocouple thermometer 20, industrial ph 23, vapour pipe 22 and upflow tube 24.
Cao Dingyou top liner 11 and top cover 12 form, and top liner 11 is close to the lower plane of top cover 12.The center position on groove top is provided with whipping appts 9 actively, and groove is equipped with acid inlet tube 14, abrasion resistant thermocouple thermometer 20, loading hopper 30 and industrial ph 23 on top regularly, and groove is provided with ball float scale 15 on top actively.
The inwall of groove body is working lining 5, and the outer wall of groove body is surrounding layer 10, and enhancement Layer 7 is close to working lining 5, and 10 of enhancement Layer 7 and surrounding layers are thermal insulation layer 8; Cao Shen top is provided with upflow tube 24, and the distance that upflow tube 24 center and groove are held is with it 1.2～1.5 times of upflow tube 24 diameters.
Bottom land is comprised of bottom shell 3 and bottom liner 4, and bottom liner 4 is close to the upper surface of bottom shell 3; The angle of the bottom land conical surface and horizontal plane is 3～5 o; The center position of bottom land is fixedly provided with four-way pipe 1.
The material of described bottom liner 4, working lining 5 and top liner 11 is tetrafluoroethylene, and thickness is 2～3mm.
Described thermal insulation layer 8 is mineral wool, and thickness is 55～60mm.
Described bottom shell 3, enhancement Layer 7, surrounding layer 10, top cover 12 are stainless steel; The thickness of surrounding layer 10 is 2.5～3mm, and the thickness of bottom shell 3, enhancement Layer 7 and top cover 12 is 5.5～6mm.
A horizontal mouth of pipe of described four-way pipe 1 is wash-down water entrance 2, and another horizontal mouth of pipe is discharge gate 28, towards lower nozzle, is slag-drip opening 29.
The length of described flat oar (26) is 1/2～3/5 of working lining (5) inwall radius.
The length of described water screw 27 is 1/4～3/10 of working lining 5 inwall radiuses.
The permanent pH value of a constant temperature agitation leach equipment for extracting vanadium from stone coal, except following technical parameter, all the other are with embodiment 1.
The distance that upflow tube 24 center and groove are held is with it 1～1.3 times of upflow tube 24 diameters.
The thickness of described thermal insulation layer 8 is 50～55mm
The thickness of surrounding layer 10 is 2～2.5mm, and the thickness of bottom shell 3, enhancement Layer 7 and top cover 12 is 5～5.5mm.
The length of described flat oar (26) is 3/5～2/3 of working lining (5) inwall radius.
The length of described water screw 27 is 3/10～1/3 of working lining 5 inwall radiuses.
The four-way pipe 1 of this embodiment, bottom liner 4, working lining 5, top liner 11 and upflow tube 24 all adopt the extremely strong tetrafluoroethylene of acid resistance (PTFE) material, the requirement of the acidproof and heatproof of leaching vat can not only be met simultaneously, and the work-ing life of leaching vat can be effectively improved.
When leaching vat are started working, upflow tube 24, wash-down water entrance 2, discharge gate 28 and slag-drip opening 29 are all closed, and the slip good with acid solution proportioning enters leaching vat by loading hopper 30, and the degree of depth reaches the stirring that starts of working lining 5 height at 2/3 o'clock; Then open discharge gate 28, control the aperture of blow-off valve so that the interior liquid level of groove keeps constant; Open admission valve 21 simultaneously and in leaching vat, pass into hot steam by vapour pipe 22, with abrasion resistant thermocouple thermometer 20 monitoring solution temperatures.Acid inlet tube 14 adds acid solution in groove, with industrial ph, monitors pH value of solution, controls the switching of butterfly valve 13, makes the pH value in leaching vat keep constant.Thermal insulation layer 8 is stablized the temperature in leaching vat effectively.Thereby for reaction provides stable temperature and sour environment, shortened significantly the time of Leaching reaction, improved leaching yield.Water screw 27Li Di position is low, can effectively alleviate the deposition of ore particle to avoid discharge gate 28 to stop up; Even when stopping up appears in discharge gate 28, close discharge gate 28 and slag-drip opening 29, can utilize high pressure water washing by wash-down water entrance 2, can eliminate in time obstruction.
Therefore, this embodiment has long service life, production efficiency is high and leaching yield is high feature.This equipment can be used separately, also a plurality of devices in series can be become multiple stage circulation agitation leach equipment to use.
Claims (7)
1. for the permanent pH value of a constant temperature agitation leach equipment for extracting vanadium from stone coal, it is characterized in that the permanent pH value of described constant temperature agitation leach equipment comprises cell body (6), whipping appts (9), acid inlet tube (14), four-way pipe (1), ball float scale (15), abrasion resistant thermocouple thermometer (20), industrial ph (23), vapour pipe (22) and upflow tube (24);
Cell body (6) is comprised of groove top, groove body and bottom land, and groove top is connected by the concentricity correspondence in bolt Yu Caoshen top and bottom with bottom land;
Cao Dingyou top liner (11) and top cover (12) form, and top liner (11) is close to the lower plane of top cover (12); The center position on groove top is provided with whipping appts (9) actively, groove is equipped with acid inlet tube (14), abrasion resistant thermocouple thermometer (20), loading hopper (30) and industrial ph (23) on top regularly, and groove is provided with ball float scale (15) on top actively;
The inwall of groove body is working lining (5), and the outer wall of groove body is surrounding layer (10), and enhancement Layer (7) is close to working lining (5), between enhancement Layer (7) and surrounding layer (10), is thermal insulation layer (8); Cao Shen top is provided with upflow tube (24), and the distance that the center of upflow tube (24) and groove are held is with it 1～1.5 times of upflow tube (24) diameter;
Bottom land is comprised of bottom shell (3) and bottom liner (4), and bottom liner (4) is close to the upper surface of bottom shell (3); The angle of the bottom land conical surface and horizontal plane is 3～5 o; The center position of bottom land is fixedly provided with four-way pipe (1);
Whipping appts (9) is comprised of motor (17), shaft coupling (18), stir shaft (16), flat oar (26) and water screw (27); Motor (17) is fixedly mounted on outer support, and motor (17) connects with stir shaft (16) by shaft coupling (18); Stir shaft (16) is the tubular shaft of upper end sealing, and hollow parts is vapour passage (25); Near stir shaft (16) upper end, swivel joint (19) is being housed actively, vapour pipe (22) is housed on swivel joint (19) regularly, and vapour pipe (22) communicates with the vapour passage (25) of stir shaft (16) by swivel joint (19); Stir shaft (16) length stretching in cell body (6) is 7/8～8/9 of working lining (5) height, water screw (27) is equipped with in the lower end of stir shaft (16), in water screw (27) top, flat oar (26) is housed, water screw (27) is 1/6～1/5 of working lining (5) height with the distance of flat oar (26).
2. the permanent pH value of the constant temperature for extracting vanadium from stone coal according to claim 1 agitation leach equipment, the material that it is characterized in that described bottom liner (4), working lining (5) and top liner (11) is tetrafluoroethylene, and thickness is 2～3mm.
3. the permanent pH value of the constant temperature for extracting vanadium from stone coal according to claim 1 agitation leach equipment, is characterized in that described thermal insulation layer (8) is mineral wool, and thickness is 50～60mm.
4. the permanent pH value of the constant temperature for extracting vanadium from stone coal according to claim 1 agitation leach equipment, is characterized in that described bottom shell (3), enhancement Layer (7), surrounding layer (10), top cover (12) are stainless steel; The thickness of surrounding layer (10) is 2～3mm, and the thickness of bottom shell (3), enhancement Layer (7) and top cover (12) is 5～6mm.
5. the permanent pH value of the constant temperature for extracting vanadium from stone coal according to claim 1 agitation leach equipment, a horizontal mouth of pipe that it is characterized in that described four-way pipe (1) is wash-down water entrance (2), another horizontal mouth of pipe is discharge gate (28), towards lower nozzle, is slag-drip opening (29).
6. the permanent pH value of the constant temperature for extracting vanadium from stone coal according to claim 1 agitation leach equipment, the length that it is characterized in that described flat oar (26) is 1/2～2/3 of working lining (5) inwall radius.
7. the permanent pH value of the constant temperature for extracting vanadium from stone coal according to claim 1 agitation leach equipment, the length that it is characterized in that described water screw (27) is 1/4～1/3 of working lining (5) inwall radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320497611.2U CN203393210U (en) | 2013-08-15 | 2013-08-15 | Agitation leaching equipment with constant temperature and constant pH (Potential of Hydrogen) value for leaching vanadium from stone coal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320497611.2U CN203393210U (en) | 2013-08-15 | 2013-08-15 | Agitation leaching equipment with constant temperature and constant pH (Potential of Hydrogen) value for leaching vanadium from stone coal |
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| CN203393210U true CN203393210U (en) | 2014-01-15 |
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| CN201320497611.2U Withdrawn - After Issue CN203393210U (en) | 2013-08-15 | 2013-08-15 | Agitation leaching equipment with constant temperature and constant pH (Potential of Hydrogen) value for leaching vanadium from stone coal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397210A (en) * | 2013-08-15 | 2013-11-20 | 武汉科技大学 | Constant-temperature constant-pH-value stone coal vanadium extraction agitation leaching tank |
| CN104805289A (en) * | 2015-03-26 | 2015-07-29 | 中国环境科学研究院 | Efficient and automatic device for recovering cadmium ions in high-cadmium solution and recovery method |
| CN113088687A (en) * | 2021-04-15 | 2021-07-09 | 攀钢集团攀枝花钢铁研究院有限公司 | Horizontal agitating unit suitable for vanadium slag leaches in succession |
-
2013
- 2013-08-15 CN CN201320497611.2U patent/CN203393210U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397210A (en) * | 2013-08-15 | 2013-11-20 | 武汉科技大学 | Constant-temperature constant-pH-value stone coal vanadium extraction agitation leaching tank |
| CN103397210B (en) * | 2013-08-15 | 2014-07-30 | 武汉科技大学 | Constant-temperature constant-pH-value stone coal vanadium extraction agitation leaching tank |
| CN104805289A (en) * | 2015-03-26 | 2015-07-29 | 中国环境科学研究院 | Efficient and automatic device for recovering cadmium ions in high-cadmium solution and recovery method |
| CN113088687A (en) * | 2021-04-15 | 2021-07-09 | 攀钢集团攀枝花钢铁研究院有限公司 | Horizontal agitating unit suitable for vanadium slag leaches in succession |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140115 Effective date of abandoning: 20140730 |
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| RGAV | Abandon patent right to avoid regrant |