CN215560561U - Gold concentrate leaching gas cooling system and cyaniding leaching system - Google Patents
Gold concentrate leaching gas cooling system and cyaniding leaching system Download PDFInfo
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- CN215560561U CN215560561U CN202121980579.4U CN202121980579U CN215560561U CN 215560561 U CN215560561 U CN 215560561U CN 202121980579 U CN202121980579 U CN 202121980579U CN 215560561 U CN215560561 U CN 215560561U
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Abstract
The utility model discloses a gold concentrate leaching gas cooling system and a cyaniding leaching system, which are characterized in that the gold concentrate leaching gas cooling system comprises a cooling tank, wherein the cooling tank is provided with a water injection port and a water discharge port, and the water injection port is used for injecting liquid with the temperature lower than high-pressure air into the cooling tank; a bent and coiled radiating pipe is arranged in the cooling groove, one end of the radiating pipe is connected with the air inlet pipe, and the other end of the radiating pipe is connected with the air outlet pipe; the outer side of the cooling groove is provided with a radiating fin and a fan; the cyaniding leaching system comprises a cyaniding leaching tank, an air compressor, a gas storage tank and the gold concentrate leaching gas cooling system; the cyaniding leaching tank is connected with a slurry conveying pipeline and a chemical feeding pipe; the device effectively reduces the temperature of the high-pressure air, controls the temperature of the high-pressure air in a proper temperature range, reduces the influence of the high-temperature air on production process indexes, optimizes the capacity of cyaniding leaching and improves the production efficiency of cyaniding leaching.
Description
Technical Field
The utility model relates to a cooling device, in particular to a gold concentrate leaching gas cooling system. The utility model also relates to a cyaniding leaching system, in particular to a cyaniding leaching system comprising a gold concentrate leaching gas cooling system.
Background
Cyaniding leaching is an essential process in gold production, the temperature needs to be strictly controlled in the cyaniding leaching process, and the cyaniding leaching effect is directly influenced by overhigh temperature, so that the stability of production indexes is not facilitated. When cyaniding leaching is carried out, high-pressure air needs to be blown into the cyaniding leaching tank continuously. The high-pressure air is prepared by air through the compression action of a high-pressure fan, and gas molecules are continuously rubbed in the compression process, so that the temperature of the air is rapidly increased and even exceeds 100 ℃; in addition, the external temperature also influences the temperature of the high-pressure air, and when the temperature in summer is high, the temperature of the high-pressure air is also increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a gold concentrate leaching gas cooling system and a cyaniding leaching system, which effectively reduce the temperature of high-pressure air through the devices, control the temperature of the high-pressure air in a proper temperature range, reduce the influence of the high-temperature air on production process indexes, optimize the capacity of cyaniding leaching and improve the production efficiency of cyaniding leaching.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a gold concentrate leaching gas cooling system is characterized by comprising a cooling tank, wherein the cooling tank is provided with a water injection port and a water discharge port, and the water injection port is used for injecting liquid with the temperature lower than high-pressure air into the cooling tank;
a bent and coiled radiating pipe is arranged in the cooling groove, one end of the radiating pipe is connected with the air inlet pipe, and the other end of the radiating pipe is connected with the air outlet pipe;
and the cooling groove is provided with a cooling fin and a fan outside.
Preferably, the liquid injected into the cooling tank is water or heat conducting oil.
Preferably, a plurality of radiating fins are arranged on the outer side of the cooling groove, the radiating fins are rib-shaped, and the radiating fins are uniformly and densely arranged around the cooling groove.
Preferably, the fan and the cooling groove are fixed through a bracket.
Further preferably, a temperature detector for monitoring the temperature of the liquid in the cooling tank is fixed on the outer side of the cooling tank.
A cyaniding leaching system comprises a cyaniding leaching tank and is characterized by also comprising an air compressor, a gas storage tank and the gold concentrate leaching gas cooling system; the air compressor is connected with one end of the air storage tank and conveys high-temperature and high-pressure air into the air storage tank; an air inlet pipe of the gold concentrate leaching gas cooling system is connected with an air storage tank, and an air outlet pipe is connected with a cyaniding leaching tank;
the cyaniding leaching tank is connected with a slurry conveying pipeline used for conveying slurry to the cyaniding leaching tank and a chemical adding pipe used for adding sodium cyanide to the cyaniding leaching tank.
Preferably, the air outlet pipe extends to the bottom of the cyanidation leaching tank.
Preferably, be equipped with anemometer, anemometer and valve on the tuber pipe for adjust the air output according to production needs.
The utility model has the positive effects that:
firstly, in the cooling tank filled with liquid, the high-temperature and high-pressure air and the liquid are subjected to sufficient heat exchange through the radiating pipe, so that the cooling of the high-temperature and high-pressure air is effectively facilitated; and by additionally arranging the radiating fins, the specific surface area of the cooling tank is increased, the heat exchange efficiency is improved, and the temperature of liquid is always lower than that of high-temperature and high-pressure air entering from the air inlet pipe. The arrangement of the components effectively controls the temperature range of high-pressure air finally entering the cyaniding leaching tank, improves the stability of production indexes, optimizes the capacity of cyaniding leaching and improves the production efficiency of cyaniding leaching.
Secondly, the fan is additionally arranged, so that the flow speed of air outside the cooling tank is increased, the cooling speed of the cooling tank is increased, the influence of external high temperature on the cyaniding leaching effect is reduced, the temperature of high-pressure air finally entering the cyaniding leaching tank is ensured to be in a proper temperature range again, and the capacity optimization of cyaniding leaching operation is further ensured.
Thirdly, the utility model has simple structure, small workload for modifying the existing pipeline and convenient popularization and application.
And fourthly, the utility model has convenient use, simple operation and small occupied area, and can meet the requirements of different air quantities by combining and using a plurality of superposed devices.
Drawings
FIG. 1 is a cross-sectional view of the overall construction of a cyanidation leaching system in accordance with the utility model;
figure 2 is an elevation cross-sectional view of the gold concentrate leach gas cooling system of the present invention.
Detailed Description
The utility model is further illustrated by the following figures and examples.
As shown in fig. 1 and 2, the gold concentrate leaching gas cooling system of the utility model comprises a cooling tank 8, a water injection port 12 is arranged at the front side of the cooling tank 8, and a water discharge port 1 is arranged at the rear side of the cooling tank 8. Heat exchange between the liquid and the high-temperature and high-pressure gas is achieved by injecting a liquid having a temperature lower than that of the high-temperature and high-pressure air introduced from the air inlet pipe 11 into the water injection port 12. The liquid injected into the cooling tank 8 is water or heat conducting oil.
Through in the cooling tank 8 of injection liquid, make high temperature high-pressure air carry out abundant heat exchange through cooling tube 13 and liquid, effectively helped high temperature high-pressure air cooling.
The cooling groove 8 outside be equipped with a plurality of fin 3, fin 3 is the rib type, fin 3 is made by heat dissipation metal, fin 3 evenly sets up all around cooling groove 8 densely. Through the specific surface area who has increased cooling tank 8, and then increased cooling tank 8's heat radiating area, the liquid in the help cooling tank 8 carries out the heat exchange with the external world to help cooling tank 8 dispels the heat, improves heat exchange efficiency, has guaranteed that liquid temperature is less than the temperature from the high temperature high-pressure air that air-supply line 11 got into all the time.
The arrangement of the components effectively controls the temperature range of the high-pressure air finally entering the cyaniding leaching tank 14, improves the stability of production indexes, optimizes the capacity of cyaniding leaching and improves the production efficiency of cyaniding leaching.
And a fan 5 and a temperature detector 7 are also fixed on the outer side of the cooling groove 8. The two ends of the fan 5 are welded with the brackets 4, and are welded on the outer surface of the cooling groove 8 through the brackets 4. The temperature detector 7 is used for monitoring the temperature of the liquid in the cooling tank 8 in real time.
The utility model also comprises a temperature control unit 6 (preferably Crusta-6101P), wherein the temperature control unit 6 is respectively connected with a temperature detector 7 (preferably French SDG-155) and a fan 5 (preferably YWF 4E-400B). When the temperature detector 7 monitors that the temperature of the liquid in the cooling tank 8 exceeds a preset value, the temperature detector 7 sends a signal to the temperature control unit 6, and after the temperature control unit 6 receives the signal, the signal is sent to the fan 5 to start the fan 5. The flow speed of the air outside the cooling tank 8 is accelerated, the cooling speed of the cooling tank 8 is improved, the influence of the external high temperature on the cyaniding leaching effect is reduced, the temperature of the high-pressure air finally entering the cyaniding leaching tank 14 is ensured to be in the proper temperature range again, and the capacity optimization of the cyaniding leaching operation is further ensured.
Obviously, the fan 5 can also be manually controlled by installing a manual switch.
The cyanidation leaching system comprises a cyanidation leaching tank 14 for cyanidation leaching reaction, wherein the cyanidation leaching tank 14 is connected with a pulp conveying pipeline for conveying pulp into the cyanidation leaching tank 14 and a chemical adding pipe for adding sodium cyanide into the cyanidation leaching tank 14, and a pulp pump is arranged on the pulp conveying pipeline.
The cyaniding leaching system also comprises an air compressor 10 for compressing air, an air storage tank 9 for storing high-pressure air and the gold concentrate leaching gas cooling system. The air compressor 10 is connected with one end of the air storage tank 9 and conveys high-temperature and high-pressure air into the air storage tank 9. An air inlet pipe 11 of the gold concentrate leaching gas cooling system is connected with an air storage tank 9, and an air outlet pipe 2 is connected with a cyaniding leaching tank 14.
The air outlet pipe 2 extends into the bottom of the cyanidation leaching tank 14 to ensure that high-pressure air can fully react after entering the cyanidation leaching tank 14. And an air gauge (preferably a gas glass rotor flow meter JSDLZB-40), an air pressure gauge (preferably a LEFOO LFM110 pipeline gas pressure gauge) and a valve are arranged on the air outlet pipe 2, so that the ventilation quantity can be adjusted according to production requirements.
The utility model relates to a gold concentrate leaching gas cooling system, which comprises the following use methods:
the water injection port 12 is opened, and water or heat conducting oil is injected into the cooling tank 8. The air is changed into high-temperature and high-pressure air by an air compressor 10 and then enters an air storage tank 9, and the high-temperature and high-pressure air enters a cooling tank 8 through an air inlet pipe 11 for heat exchange. When the temperature detector 7 monitors that the temperature of the liquid in the cooling tank 8 exceeds a preset value, the fan 5 is started, and the temperature of the high-pressure air is further reduced.
When the air volume of the air inlet pipe 11 is too large, one gold concentrate leaching gas cooling system may not meet the production requirements, and at the moment, a plurality of gold concentrate leaching gas cooling systems are superposed (the water injection ports 12 and the water discharge ports 11 corresponding to the devices which are superposed up and down are connected through flanges), so that the heat exchange time is prolonged, the heat dissipation area is increased, and the finally obtained high-pressure air temperature is ensured to meet the operation standard of cyaniding leaching.
The cyaniding leaching system has the following use method:
the gold concentrate filter cake is mixed with process water, the mixture is stirred and mixed to a proper concentration, and the obtained slurry is pumped to a cyaniding leaching tank 14 through a slurry conveying pipeline. At the same time, sodium cyanide is added into the cyanidation leaching tank 14 through a chemical feeding pipe. And opening a valve, and introducing high-pressure air cooled to a proper temperature range from the gold concentrate leaching gas cooling system to the bottom of the cyanidation leaching tank 14 through the air outlet pipe 2 so as to carry out cyanidation leaching operation.
Claims (8)
1. A gold concentrate leaching gas cooling system is characterized in that:
the device comprises a cooling tank (8), wherein a water injection port (12) and a water discharge port (1) are arranged on the cooling tank (8), and the water injection port (12) is used for injecting liquid with the temperature lower than that of high-pressure air into the cooling tank (8);
a bent and coiled radiating pipe (13) is arranged in the cooling groove (8), one end of the radiating pipe (13) is connected with the air inlet pipe (11), and the other end of the radiating pipe (13) is connected with the air outlet pipe (2);
and the cooling fins (3) and the fan (5) are arranged on the outer side of the cooling groove (8).
2. The gold concentrate leaching gas cooling system of claim 1, wherein: the liquid injected into the cooling groove (8) is water or heat conducting oil.
3. The gold concentrate leaching gas cooling system of claim 1, wherein: a plurality of radiating fins (3) are arranged on the outer side of the cooling groove (8), the radiating fins (3) are rib-shaped, and the radiating fins (3) are uniformly and densely arranged around the cooling groove (8).
4. The gold concentrate leaching gas cooling system of claim 1, wherein: the fan (5) and the cooling groove (8) are fixed through a bracket (4).
5. Gold concentrate leaching gas cooling system according to any one of claims 1 to 4, characterized in that: and a temperature detector (7) for monitoring the temperature of the liquid in the cooling tank (8) is further fixed on the outer side of the cooling tank (8).
6. A cyanide leaching system, includes cyanide leaching groove (14), its characterized in that:
further comprising an air compressor (10), a gas tank (9) and a gold concentrate leach gas cooling system according to any one of claims 1 to 4; the air compressor (10) is connected with one end of the air storage tank (9) and conveys high-temperature and high-pressure air into the air storage tank (9); an air inlet pipe (11) of the gold concentrate leaching gas cooling system is connected with an air storage tank (9), and an air outlet pipe (2) is connected with a cyaniding leaching tank (14);
the cyanide leaching tank (14) is connected with a slurry conveying pipeline for conveying slurry to the cyanide leaching tank (14) and a chemical adding pipe for adding sodium cyanide to the cyanide leaching tank (14).
7. The cyanidation leaching system of claim 6, wherein: the air outlet pipe (2) extends to the bottom of the cyaniding leaching tank (14).
8. The cyanidation leaching system of claim 6, wherein: and the air outlet pipe (2) is provided with an air gauge, an air pressure gauge and a valve and is used for adjusting the ventilation volume according to production requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121980579.4U CN215560561U (en) | 2021-08-23 | 2021-08-23 | Gold concentrate leaching gas cooling system and cyaniding leaching system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121980579.4U CN215560561U (en) | 2021-08-23 | 2021-08-23 | Gold concentrate leaching gas cooling system and cyaniding leaching system |
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| CN215560561U true CN215560561U (en) | 2022-01-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977772A (en) * | 2021-10-18 | 2022-01-28 | 湖南科技大学 | Concrete aggregate sealed cooling bin and cooling method thereof |
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2021
- 2021-08-23 CN CN202121980579.4U patent/CN215560561U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977772A (en) * | 2021-10-18 | 2022-01-28 | 湖南科技大学 | Concrete aggregate sealed cooling bin and cooling method thereof |
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