CN105057092B - Refractory grade Chromium ore beneficiation device and technique - Google Patents
Refractory grade Chromium ore beneficiation device and technique Download PDFInfo
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- CN105057092B CN105057092B CN201510583459.3A CN201510583459A CN105057092B CN 105057092 B CN105057092 B CN 105057092B CN 201510583459 A CN201510583459 A CN 201510583459A CN 105057092 B CN105057092 B CN 105057092B
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Abstract
The invention discloses a kind of refractory grade Chromium ore beneficiation device, including the feed arrangement fed for metallurgical grade chrome ore, the rotary screen sieved to metallurgical grade chrome ore, the ball mill of ball milling is carried out to the mine tailing obtained through the rotary screen, the hydrocyclone I sorted to the concentrate obtained through the rotary screen, the agitator mixed to the concentrate obtained through the hydrocyclone I, the spiral sluice system sorted to the concentrate after the mixing that is obtained through the agitator, the dewaterer being dehydrated to the concentrate obtained through the spiral sluice system, the hydrocyclone II sorted to the chats obtained through the spiral sluice system, the shaking table I sorted to the concentrate obtained through the hydrocyclone II.The invention also discloses a kind of technique for carrying out refractory grade Chromium ore beneficiation using described refractory grade Chromium ore beneficiation device.The characteristics of present invention is directed to refractory grade chrome ore is designed, and improves ore dressing quality, reduces environmental pollution.
Description
Technical field
The present invention relates to a kind of refractory grade Chromium ore beneficiation device and technique.
Background technology
In mineral due to comprising species it is complicated, so needing to be sorted.Ore dressing is the different physics and chemistry according to mineral
Property, the process for being separated required material with other impurities using certain means, it includes gravity treatment, flotation, magnetic separation, electric separation etc.
Multiple means.For refractory grade Chromium ore beneficiation currently without preferable sorting processing method.Traditional master divides the charging aperture of ore bucket
The top of main point of ore bucket is arranged on, and the top of main point of ore bucket is complete open state, and part material is had when charging from main point
Overflowed in ore bucket, cause the waste of material.
The content of the invention
According to technical problem set forth above, and provide a kind of refractory grade Chromium ore beneficiation device.
The technological means that the present invention is used is as follows：
A kind of refractory grade Chromium ore beneficiation device, including the feed arrangement fed for metallurgical grade chrome ore, to metallurgical grade chrome ore
The rotary screen sieved, the ball mill of ball milling is carried out to the mine tailing obtained through the rotary screen, to being obtained through the rotary screen
The hydrocyclone I that is sorted of concentrate, the stirring mixed to the concentrate obtained through the hydrocyclone I
Bucket, the spiral sluice system sorted to the concentrate after the mixing that is obtained through the agitator, to through the spiral flow
The dewaterer that the concentrate that tank systems are obtained is dehydrated, the waterpower sorted to the chats obtained through the spiral sluice system
Cyclone II, the shaking table I sorted to the concentrate obtained through the hydrocyclone II, the shaking table I concentrate outlet with
The charging aperture connection of the dewaterer, the chats outlet of the shaking table I and the mine tailing of the spiral sluice system are exported with shaking
The charging aperture connection of bed II, the concentrate outlet of the shaking table II is connected with the charging aperture of the dewaterer, in the shaking table II
Ore deposit is exported to be connected with the spiral sluice system connectivity, the mine tailing outlet of the shaking table II with tailings pond, the mine tailing of the shaking table I
Outlet is connected with the tailings pond, and the discharging opening of the ball mill is connected with the charging aperture of the rotary screen.
The feed arrangement has on feed hopper, the outer wall of the feed hopper at least provided with a vibrating motor.Due to smelting
The reason such as golden level chrome ore makes moist during transport or particle is tiny causes partial metallurgical level chrome ore to be bonded in the feed hopper
Inwall on, set the vibrating motor to prevent above-mentioned situation from occurring by the outer wall in the feed hopper.
The screen cloth of the rotary screen is 40 eye mesh screens.
The spiral sluice system includes mine distributor and at least one spiral sluice device, and the spiral sluice device includes
Main point of ore bucket and multiple spiral sluices, the top of the spiral sluice are provided with secondary separate hopper, the charging aperture of the mine distributor with
The discharging opening connection of the rotary screen, the discharging opening of the mine distributor divides the charging aperture of ore bucket to connect with the master, the master point
The charging aperture of ore bucket is located at the bottom that the master divides ore bucket, and the master divides the discharging opening of ore bucket and the charging of the secondary separate hopper
Mouthful connection, the discharging opening of the secondary separate hopper connects with the groove of the spiral sluice, and the master divides the top plate material of ore bucket to be
Rubber, the master divides ore bucket to solve the problem of material overflows by above-mentioned setting, and the master divides the top plate of ore bucket to use rubber,
The impact that material divides the master top plate of ore bucket is reduced, and is easily changed.
The invention also discloses a kind of technique that refractory grade Chromium ore beneficiation is carried out using above-mentioned refractory grade Chromium ore beneficiation device,
With following steps：
S1, the metallurgical grade chrome ore in the feed arrangement is transported on the rotary screen to progress screening washing, the rolling
The screen cloth of shaft screen is 40 eye mesh screens；
Tailings transportation on S2,40 mesh sieve mesh screens carries out ball milling to the ball mill, and obtained product is transported to the rolling
The concentrate that shaft screen is carried out under screening washing, 40 mesh sieve mesh screens again is transported to the hydrocyclone I and sorted；
S3, the concentrate obtained through the hydrocyclone I are mixed by the agitator, are revolved through the waterpower
The waste water that stream device I is obtained enters sedimentation basin；
Concentrate after S4, the mixing obtained through the agitator is sorted by the spiral sluice system；
S5, the concentrate obtained through the spiral sluice system are dehydrated by the dewaterer, through the spiral sluice
The chats that system is obtained is sorted by the hydrocyclone II, and the Tailings transportation obtained through the spiral sluice system is arrived
The shaking table II is sorted；
S6, the concentrate obtained through the hydrocyclone II are sorted by the shaking table I；
S7, the concentrate obtained through the shaking table I are dehydrated by the dewaterer, the chats obtained through the shaking table I
It is transported to the shaking table II to be sorted, the mine tailing obtained through the shaking table I enters the tailings pond；
S8, the concentrate obtained through the shaking table II are dehydrated by the dewaterer, in being obtained through the shaking table II
Ore deposit is transported to the spiral sluice system and sorted again, and the mine tailing obtained through the shaking table II enters the tailings pond；
The product of S9, collection after dewaterer dehydration, obtains refractory grade chrome ore.
Compared with prior art, master disclosed by the invention divides ore bucket to solve the problem of material overflows, the top of main point of ore bucket
Plate uses rubber, reduces the impact that material divides the master top plate of ore bucket, and be easily changed；By presently disclosed
PROCESS FOR TREATMENT after refractory grade chrome ore chromium content (Cr2O3) it is 55%-58%, silicone content (SiO2) it is 0-1%.
The present invention can be widely popularized in fields such as refractory grade Chromium ore beneficiations for the foregoing reasons.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the system connection figure of the refractory grade Chromium ore beneficiation device of the present invention.
Fig. 2 is the structural representation of the feed arrangement of the present invention.
Fig. 3 is the structural representation of the spiral sluice system of the present invention.
Fig. 4 is that the master of the present invention divides the structural representation of ore bucket.
Fig. 5 is Fig. 4 upward view.
Embodiment
Embodiment 1
As Figure 1-Figure 5, a kind of refractory grade Chromium ore beneficiation device, including the feed arrangement fed for metallurgical grade chrome ore
1, the rotary screen 2 sieved to metallurgical grade chrome ore carries out the ball mill 3 of ball milling to the mine tailing obtained through the rotary screen 2, right
The hydrocyclone I 4 that the concentrate obtained through the rotary screen 2 is sorted, to the concentrate obtained through the hydrocyclone I 4
The agitator 5 mixed, the spiral sluice sorted to the concentrate after the mixing that is obtained through the agitator 5
System 6, the dewaterer 7 being dehydrated to the concentrate obtained through the spiral sluice system 6, to through the spiral sluice system 6
The hydrocyclone II 8 that obtained chats is sorted, to shaking that the concentrate obtained through the hydrocyclone II 8 is sorted
Bed I 9, the concentrate outlet of the shaking table I 9 is connected with the charging aperture of the dewaterer 7, and the chats of the shaking table I 9 is exported and described
The charging aperture that the mine tailing of spiral sluice system 6 exports with shaking table II 10 connect, the concentrate of the shaking table II 10 export with it is described
The charging aperture connection of dewaterer 7, the chats outlet of the shaking table II 10 is connected with the spiral sluice system 6, the shaking table II
10 mine tailing outlet is connected with tailings pond 11, and the mine tailing outlet of the shaking table I 9 is connected with the tailings pond 11, the ball mill 3
Discharging opening connected with the charging aperture of the rotary screen 2.
The feed arrangement 1 has on feed hopper 1-1, the outer wall of the feed hopper 1-1 at least provided with a vibrating motor
1-2, described feed hopper 1-1 mouthfuls of lower section is provided with feed arrangement conveyer belt 1-3.
The screen cloth of the rotary screen 2 is 40 eye mesh screens.
The spiral sluice system 6 includes mine distributor 6-1 and at least one spiral sluice device 6-2, the spiral sluice
Device 6-2 includes main point of ore bucket 6-21 and three spiral sluices 6-22, the spiral sluice 6-22 top are provided with secondary sub-material
Struggled against 6-23, and the charging aperture 6-11 of the mine distributor 6-1 is connected with the discharging opening of the rotary screen 2, the discharging of the mine distributor 6-1
Mouth 6-12 divides the charging aperture 6-211 of ore bucket to connect with the master, and the master divides the charging aperture 6-211 of ore bucket to be located at the master point ore deposit
Bucket 6-21 bottom, the master divides the discharging opening 6-212 of ore bucket to be connected with the charging aperture 6-231 of the secondary separate hopper, described
The discharging opening 6-232 of secondary separate hopper is connected with the groove 6-221 of the spiral sluice, and the master divides the top plate 6-213 materials of ore bucket
Matter is rubber.
The discharge of wastewater mouth of the hydrocyclone I 4 is connected with sedimentation basin 12.
Embodiment 2
A kind of refractory grade Chromium ore beneficiation device described in use embodiment 1 carries out the technique of refractory grade Chromium ore beneficiation, has
Following steps：
S1, the metallurgical grade chrome ore in the feed arrangement 1 is transported on the rotary screen 2 to progress screening washing, it is described
The screen cloth of rotary screen 2 is 40 eye mesh screens；
Tailings transportation on S2,40 mesh sieve mesh screens carries out ball milling to the ball mill 3, and obtained product is transported to the rolling
The concentrate that shaft screen 2 is carried out under screening washing, 40 mesh sieve mesh screens again is transported to the hydrocyclone I 4 and sorted；
S3, the concentrate obtained through the hydrocyclone I 4 are mixed by the agitator 5, through the waterpower
The waste water that cyclone I 4 is obtained enters sedimentation basin 12；
Concentrate after S4, the mixing obtained through the agitator 5 is sorted by the spiral sluice system 6；
S5, the concentrate obtained through the spiral sluice system 6 are dehydrated by the dewaterer 7, through the spiral flow
The chats that tank systems 6 are obtained is sorted by the hydrocyclone II 8, the mine tailing obtained through the spiral sluice system 6
The shaking table II 10 is transported to be sorted；
S6, the concentrate obtained through the hydrocyclone II 8 are sorted by the shaking table I 9；
S7, the concentrate obtained through the shaking table I 9 are dehydrated by the dewaterer 7, in being obtained through the shaking table I 9
Ore deposit is transported to the shaking table II 10 and sorted, and the mine tailing obtained through the shaking table I 9 enters the tailings pond 11；
S8, the concentrate obtained through the shaking table II 10 are dehydrated by the dewaterer 7, are obtained through the shaking table II 10
Chats be transported to the spiral sluice system 6 and sorted again, the mine tailing obtained through the shaking table II 10 enters the tail
Sand pond 11；
The product of S9, collection after the dewaterer 7 dehydration, obtains refractory grade chrome ore.
Chromium content (Cr2O3) it is 48%-50%, silicone content (SiO2) for 4%-5% metallurgical grade chrome ore through above-mentioned technique at
Chromium content (the Cr of refractory grade chrome ore after reason2O3) it is 55%-58%, silicone content (SiO2) it is 0-1%.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (4)
1. a kind of refractory grade Chromium ore beneficiation device, it is characterised in that：Including the feed arrangement fed for metallurgical grade chrome ore, to smelting
The rotary screen that golden level chrome ore is sieved, the ball mill of ball milling is carried out to the mine tailing obtained through the rotary screen, to through the rolling
The hydrocyclone I that the concentrate that shaft screen is obtained is sorted, is mixed to the concentrate obtained through the hydrocyclone I
Agitator, the spiral sluice system sorted to the concentrate after the mixing that is obtained through the agitator, to through described
The dewaterer that the concentrate that spiral sluice system is obtained is dehydrated, is sorted to the chats obtained through the spiral sluice system
Hydrocyclone II, the shaking table I sorted to the concentrate obtained through the hydrocyclone II, the concentrate of the shaking table I
Outlet is connected with the charging aperture of the dewaterer, and the chats outlet of the shaking table I and the mine tailing of the spiral sluice system are exported
Charging aperture with shaking table II is connected, and the concentrate outlet of the shaking table II is connected with the charging aperture of the dewaterer, the shaking table
II chats outlet and the spiral sluice system connectivity, the mine tailing outlet of the shaking table II are connected with tailings pond, the shaking table I
Mine tailing outlet connected with the tailings pond, the discharging opening of the ball mill is connected with the charging aperture of the rotary screen；
The spiral sluice system includes mine distributor and at least one spiral sluice device, and the spiral sluice device includes main point
Ore bucket and multiple spiral sluices, the top of the spiral sluice are provided with secondary separate hopper, the charging aperture of the mine distributor with it is described
The discharging opening connection of rotary screen, the discharging opening of the mine distributor divides the charging aperture of ore bucket to connect with the master, and the master divides ore bucket
Charging aperture be located at the master and divide the bottom of ore bucket, the master divides the discharging opening of ore bucket to connect with the charging aperture of the secondary separate hopper
Logical, the discharging opening of the secondary separate hopper is connected with the groove of the spiral sluice, and the master divides the top plate material of ore bucket to be rubber.
2. refractory grade Chromium ore beneficiation device according to claim 1, it is characterised in that：The feed arrangement has charging
At least provided with a vibrating motor on bucket, the outer wall of the feed hopper.
3. refractory grade Chromium ore beneficiation device according to claim 1, it is characterised in that：The screen cloth of the rotary screen is 40 mesh
Screen cloth.
4. a kind of usage right requires that the refractory grade Chromium ore beneficiation device described in 1-3 any claims carries out refractory grade chrome ore choosing
The technique of ore deposit, it is characterised in that with following steps：
S1, the metallurgical grade chrome ore in the feed arrangement is transported on the rotary screen to progress screening washing, the rotary screen
Screen cloth be 40 eye mesh screens；
Tailings transportation on S2,40 mesh sieve mesh screens carries out ball milling to the ball mill, and obtained product is transported to the rotary screen
Concentrate under progress screening washing again, 40 mesh sieve mesh screens is transported to the hydrocyclone I and sorted；
S3, the concentrate obtained through the hydrocyclone I are mixed by the agitator, through the hydrocyclone
I obtained waste water enters sedimentation basin；
Concentrate after S4, the mixing obtained through the agitator is sorted by the spiral sluice system；
S5, the concentrate obtained through the spiral sluice system are dehydrated by the dewaterer, through the spiral sluice system
Obtained chats is sorted by the hydrocyclone II, and the Tailings transportation obtained through the spiral sluice system is described in
Shaking table II is sorted；
S6, the concentrate obtained through the hydrocyclone II are sorted by the shaking table I；
S7, the concentrate obtained through the shaking table I are dehydrated by the dewaterer, and the chats obtained through the shaking table I is conveyed
Sorted to the shaking table II, the mine tailing obtained through the shaking table I enters the tailings pond；
S8, the concentrate obtained through the shaking table II are dehydrated by the dewaterer, and the chats obtained through the shaking table II is defeated
It is sent to the spiral sluice system to be sorted again, the mine tailing obtained through the shaking table II enters the tailings pond；
The product of S9, collection after dewaterer dehydration, obtains refractory grade chrome ore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583459.3A CN105057092B (en) | 2015-09-14 | 2015-09-14 | Refractory grade Chromium ore beneficiation device and technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510583459.3A CN105057092B (en) | 2015-09-14 | 2015-09-14 | Refractory grade Chromium ore beneficiation device and technique |
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| CN105057092B true CN105057092B (en) | 2017-11-07 |
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| CN201510583459.3A Expired - Fee Related CN105057092B (en) | 2015-09-14 | 2015-09-14 | Refractory grade Chromium ore beneficiation device and technique |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5372650A (en) * | 1993-04-27 | 1994-12-13 | Westinghouse Electric Corporation | Method for treatment of waste sand |
| CN2245492Y (en) * | 1995-09-07 | 1997-01-22 | 云南锡业公司研究所 | Thrashing spiral chute |
| RU2222619C2 (en) * | 2000-07-04 | 2004-01-27 | Промисинг Фьюче Корпорэйшн | Method of processing dump metallurgical slag |
| CN101823018B (en) * | 2009-03-05 | 2013-03-06 | 中国恩菲工程技术有限公司 | Method for selecting chromium from laterite |
| CN101823017A (en) * | 2009-03-05 | 2010-09-08 | 中国恩菲工程技术有限公司 | Laterite washing method |
| CN104394993B (en) * | 2013-02-01 | 2016-07-13 | 华北理工大学 | A kind of preprocess method of ilmenite iron selection tailings |
| CN204523208U (en) * | 2015-04-08 | 2015-08-05 | 陈金清 | A kind of spiral chute |
| CN204933664U (en) * | 2015-09-14 | 2016-01-06 | 大连欣佳和矿业有限公司 | Fire-resistant level Chromium ore beneficiation device |
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