CN205115566U - Laterite ore deposit circulating fluidized bed - Google Patents
Laterite ore deposit circulating fluidized bed Download PDFInfo
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- CN205115566U CN205115566U CN201520885171.7U CN201520885171U CN205115566U CN 205115566 U CN205115566 U CN 205115566U CN 201520885171 U CN201520885171 U CN 201520885171U CN 205115566 U CN205115566 U CN 205115566U
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- pipeline
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- drying
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Abstract
Laterite ore deposit circulating fluidized bed, including screw feeder structure, cyclone, draught fan, water film deduster, water pump, dry bed, atomizer nozzle, atomizer, refrigeration / calorimeter device, viewing aperture, dry bed is provided with feed inlet and discharge gate, feed inlet and screw feeder construct and are connected, and the discharge gate is connected with the workbin, are equipped with microwave heating equipment inside drying bed, are provided with the thermocouple at dry bed, and upper portion sets up the gas outlet, and the bottom is provided with the air inlet, and the gas outlet is passed through the pipeline and is connected with cyclone, and the air inlet passes through the pipeline to be connected with refrigeration / calorimeter device, the utility model discloses equipment is accomplished in concentrating on same equipment with spraying, granulation and drying, has simplified process flow, has improved economic benefits.
Description
Technical field
The utility model relates to a kind of laterite circulating fluidized bed, belongs to ferronickel preparation facilities technical field.
Background technology
The production of ferronickel mainly adopts red soil nickel ore to pass through pyrometallurgical smelting, and pyrometallurgical smelting ferronickel is under the high temperature conditions, makes reductive agent with C or Si, reduces to the NiO in red soil nickel ore and nickel oxide ore and other oxide compounds and obtains.
Reduce operation in prior art, need on multiple devices, complete the operations such as spraying, granulation and drying, it is shorter that breeze enters the residence time in pneumatic conveying dryer, often need drying repeatedly repeatedly, generally will carry out just meeting the requirements for 5-6 time, the production cycle is long, loss of material is many, and energy consumption is large; If only use fluidised bed drying, easily produce knot bed or foam material phenomenon.
Utility model content
For the problems referred to above, the utility model provides a kind of laterite circulating fluidized bed, its object is to: spraying, granulation and drying are completed in same equipment, simplifies technical process, improve economic benefit.
Technical solution of the present utility model:
Laterite circulating fluidized bed, it is characterized in that: comprise spiral feeding mechanism, cyclonic separator, induced draft fan, water dust scrubber, water pump, drying bed, atomizer nozzle, spraying gun, cooling/heating apparatus, porthole, described drying bed is provided with opening for feed and discharge port, described opening for feed is connected with spiral feeding mechanism, discharge port is connected with hopper, microwave heating installation is provided with in drying bed inside, be provided with thermopair on drying beds, top sets out gas port, bottom is provided with inlet mouth, air outlet is connected with cyclonic separator by pipeline, inlet mouth is connected with cooling/heating apparatus by pipeline, pipeline between cooling/heating apparatus and inlet mouth is provided with atomizer nozzle, atomizer nozzle is connected with spraying gun, described cyclonic separator top is connected with induced draft fan by pipeline, bottom is connected with spiral feeding mechanism, described induced draft fan is connected with water dust scrubber by pipeline, water dust scrubber is connected with drying bed by pipeline, pipeline between drying bed and water dust scrubber is provided with water pump.
Institute's cooling/heating apparatus comprises water cooling case, cooling/heating device, gas blower, water pump, scatterer, described water cooling case and bag wrap up in cooling/heating device, described water cooling case front portion connects wind-collecting cover outlet, wind-collecting cover outlet is connected with inlet mouth by pipeline, gas blower is connected on rear side of water cooling case, water cooling case side connects scatterer by water pipe, water cooling case opposite side is connected with scatterer by water pump, in cooling/heating device end, gas blower is installed, the temperature of cooling/heating device is blown out through wind-collecting cover outlet by gas blower by operation, reach the object of the inner temperature control of drying bed.
Described spiral feeding mechanism feed mechanism comprises hopper, is located at by motor-driven conveying auger below hopper, and described conveying auger one end is connected with motor, and one end is connected with drying bed opening for feed.
Described thermopair is lower temp.-measuring type thermopair.
Described drying bed is also provided with porthole.
The beneficial effects of the utility model:
By the utility model equipment will be sprayed, granulation and drying concentrate in same equipment and complete, simplify technical process, improve economic benefit, product granularity can free adjustment within the specific limits, the totally-enclosed micro-negative pressure operation of system, without dust from flying, good operational environment, system adopts multistage dedusting, the raw material be separated after dedusting is sent drying bed back to and is carried out secondary processing, that improves product can yield, reduce the loss of material, drying bed inlet mouth connects cooling/heating apparatus, heating and cooling one key can be realized switch, install simple, easy to use, zero release.
Accompanying drawing explanation
Fig. 1: the utility model structural principle schematic diagram.
Wherein: 1 spiral feeding mechanism 1-1 hopper 1-2 conveying auger 1-3 motor 2 cyclonic separator 3 induced draft fan 4 water dust scrubber 5 water pump 6 drying bed 6-1 opening for feed 6-2 discharge port 6-3 air outlet 6-4 inlet mouth 7 atomizer nozzle 8 cooling/heating apparatus 8-1 water cooling case 8-2 cooling/heating device 8-3 gas blower 8-4 water pump 8-5 scatterer 8-6 wind-collecting cover exports 9 porthole 10 thermopair 11 microwave heating installation 12 hopper 13 spraying guns.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further:
Laterite circulating fluidized bed as shown in Figure 1, comprise spiral feeding mechanism 1, cyclonic separator 2, induced draft fan 3, water dust scrubber 4, water pump 5, drying bed 6, atomizer nozzle 7, spraying gun 13, cooling/heating apparatus 8, porthole 9, described drying bed 6 is provided with opening for feed 6-1 and discharge port 6-2, described opening for feed 6-1 is connected with spiral feeding mechanism 1, discharge port 6-2 is connected with hopper 12, microwave heating installation 11 is provided with in drying bed 6 inside, drying bed 6 is provided with thermopair 10, top sets out gas port 6-3, bottom is provided with inlet mouth 6-4, air outlet 6-3 is connected with cyclonic separator 2 by pipeline, inlet mouth 6-4 is connected with cooling/heating apparatus 8 by pipeline, pipeline between cooling/heating apparatus 8 and inlet mouth 6-4 is provided with atomizer nozzle 7, atomizer nozzle 7 is connected described cyclonic separator 2 top and is connected with induced draft fan 3 by pipeline with spraying gun 13, bottom is connected with spiral feeding mechanism 1, described induced draft fan 3 is connected with water dust scrubber 4 by pipeline, water dust scrubber 4 is connected with drying bed 6 by pipeline, pipeline between drying bed 6 and water dust scrubber 4 is provided with water pump 5.
Institute's cooling/heating apparatus 8 comprises water cooling case 8-1, cooling/heating device 8-2, gas blower 8-3, water pump 8-4, scatterer 8-5, described water cooling case 8-1 wraps up cooling/heating device 8-2, described water cooling case 8-1 front portion connects wind-collecting cover outlet 8-6, wind-collecting cover outlet 8-6 is connected with inlet mouth 6-4 by pipeline, gas blower 8-3 is connected on rear side of water cooling case 8-1, water cooling case 8-1 side connects scatterer 8-5 by water pipe, water cooling case 8-1 opposite side is connected with scatterer 8-5 by water pump 8-4, in cooling/heating device 8-2 end, gas blower 8-3 is installed, the temperature of cooling/heating device 8-2 is blown out through wind-collecting cover outlet 8-6 by gas blower 8-3 by operation, reach the object of the inner temperature control of drying bed.
Described spiral feeding mechanism 1 feed mechanism comprises hopper 1-1, is located at the conveying auger 1-2 driven by motor 1-3 below hopper 1-1, and described conveying auger 1-2 one end is connected with motor 1-3, and one end is connected with drying bed 6 opening for feed 6-4.
Described thermopair 10 is lower temp.-measuring type thermopair, and Real-Time Monitoring fluidized-bed 6 internal temperature changes, and is convenient to workman and controls adjustment in real time; Drying bed 6 is also provided with porthole 9, is convenient to workman and observes the inner sulfuration situation of fluidized-bed 6.
Principle of work:
Air through the process of cooling/heating device laggard enter fluidized-bed bottom, contact with material, material is made to be fluidization, mother liquor or binding agent deliver to atomizing nozzle respectively by spraying gun, coat vulcanized particles surface after atomization or particle is bondd mutually, through constantly sulfuration, coating, drying, particle is grown up gradually, discharges after reaching required granularity from discharging port of fluidized bed.The fine powder of sulfuration, atomised product, after being reclaimed, rejoins in fluidized-bed, becomes the core of new particle, can realize the balance of fluidized-bed endoparticle number by cyclonic separator, and waste gas is by emptying after induced draft fan to water dust scrubber dedusting after cyclonic separator.
To sum up, the utility model accomplishes the end in view.
Claims (5)
1. laterite circulating fluidized bed, it is characterized in that: comprise spiral feeding mechanism, cyclonic separator, induced draft fan, water dust scrubber, water pump, drying bed, atomizer nozzle, spraying gun, cooling/heating apparatus, porthole, described drying bed is provided with opening for feed and discharge port, described opening for feed is connected with spiral feeding mechanism, discharge port is connected with hopper, microwave heating installation is provided with in drying bed inside, be provided with thermopair on drying beds, top sets out gas port, bottom is provided with inlet mouth, air outlet is connected with cyclonic separator by pipeline, inlet mouth is connected with cooling/heating apparatus by pipeline, pipeline between cooling/heating apparatus and inlet mouth is provided with atomizer nozzle, atomizer nozzle is connected with spraying gun, described cyclonic separator top is connected with induced draft fan by pipeline, bottom is connected with spiral feeding mechanism, described induced draft fan is connected with water dust scrubber by pipeline, water dust scrubber is connected with drying bed by pipeline, pipeline between drying bed and water dust scrubber is provided with water pump.
2. laterite circulating fluidized bed according to claim 1, it is characterized in that: institute's cooling/heating apparatus comprises water cooling case, cooling/heating device, gas blower, water pump, scatterer, described water cooling case and bag wrap up in cooling/heating device, described water cooling case front portion connects wind-collecting cover outlet, wind-collecting cover outlet is connected with inlet mouth by pipeline, gas blower is connected on rear side of water cooling case, water cooling case side connects scatterer by water pipe, water cooling case opposite side is connected with scatterer by water pump, in cooling/heating device end, gas blower is installed, the temperature of cooling/heating device is blown out through wind-collecting cover outlet by gas blower by operation, reach the object of the inner temperature control of drying bed.
3. laterite circulating fluidized bed according to claim 1, is characterized in that: described spiral feeding mechanism comprises hopper, is located at by motor-driven conveying auger below hopper, and described conveying auger one end is connected with motor, and one end is connected with drying bed opening for feed.
4. laterite circulating fluidized bed according to claim 1, is characterized in that: described thermopair is lower temp.-measuring type thermopair.
5. laterite circulating fluidized bed according to claim 1, is characterized in that: described drying bed is also provided with porthole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520885171.7U CN205115566U (en) | 2015-11-09 | 2015-11-09 | Laterite ore deposit circulating fluidized bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520885171.7U CN205115566U (en) | 2015-11-09 | 2015-11-09 | Laterite ore deposit circulating fluidized bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205115566U true CN205115566U (en) | 2016-03-30 |
Family
ID=55571188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520885171.7U Expired - Fee Related CN205115566U (en) | 2015-11-09 | 2015-11-09 | Laterite ore deposit circulating fluidized bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205115566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944931A (en) * | 2021-04-01 | 2021-06-11 | 昆山宇顺环保科技有限公司 | Device for drying lump ore by using low-temperature flue gas circulation of kiln |
-
2015
- 2015-11-09 CN CN201520885171.7U patent/CN205115566U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944931A (en) * | 2021-04-01 | 2021-06-11 | 昆山宇顺环保科技有限公司 | Device for drying lump ore by using low-temperature flue gas circulation of kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20191109 |