CN209465171U - Golden grinding circuit gravity treatment recyclable device - Google Patents
Golden grinding circuit gravity treatment recyclable device Download PDFInfo
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- CN209465171U CN209465171U CN201821796333.XU CN201821796333U CN209465171U CN 209465171 U CN209465171 U CN 209465171U CN 201821796333 U CN201821796333 U CN 201821796333U CN 209465171 U CN209465171 U CN 209465171U
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Abstract
The utility model discloses a kind of golden grinding circuit gravity treatment recyclable devices, including semi-autogenous mill, the first cyclone group, ball mill, the first centrifugal ore separator and the second centrifugal ore separator, the first cyclone group is for carrying out classification processing to the ore discharge slurry of semi-autogenous mill, to obtain sand setting product and overflow product;The ball mill is used to carry out ball milling to the sand setting product;The mine-discharging terminal of the ball mill is arranged in first centrifugal ore separator, and for selecting one section of Gold Concentrate under Normal Pressure from the ore grinding that the ball mill is discharged, the first cyclone group of the first centrifugal ore separator gravity tailings return forms closed circuit;Second centrifugal ore separator is arranged at the overflow of the first cyclone group, for selecting two sections of Gold Concentrate under Normal Pressure from the overflow product.Gold Concentrate under Normal Pressure is recycled by two sections of reinforcing gravity treatments as a result, recovering effect is good, improves economic benefit.
Description
Technical field
The utility model relates to golden grinding circuit gravity treatment recovery technology fields more particularly to a kind of golden grinding circuit gravity treatment to return
Receiving apparatus.
Background technique
It is a kind of very important beneficiation method for the gold ore containing free gold that gravity separation method, which recycles gold,.Gravity separation method recycling
Gold meets the basic principle of ore dressing field " fast to receive early receive ", backlog golden in entire beneficiation flowsheet is advantageously reduced, to have
Conducive to the cash flow of enterprise.Gold can advantageously reduce building for subsequent Cyanide Leaching system by gravity separation method recycling in grinding circuit
If investing, and reduce gold to recycle in subsequent beneficiating process and lose the risk in tailing.
There are mainly two types of common gravity separation method recycling golden clothes are set in grinding circuit at present, one is set centrifugal ore separator
At grinding system classifying equipoment, that is, hydrocyclone group sand setting, generally using gravity concentrator to part sand setting ore pulp (about 25%
~40%) recycling of gold is carried out;Another kind is the mine-discharging terminal that centrifugal ore separator is placed in ball mill.Either it is directed to cyclone
Sand setting is still directed to ball mill ore discharging progress gravity treatment recycling and is only capable of carrying out more coarse grained free gold more effective recycling,
And it is poor to the recovering effect of more fine-graded free gold or certain golden intergrowths.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model
One purpose is to propose a kind of golden grinding circuit gravity treatment recyclable device, can recycle coarse fraction free gold and recycle particulate
The golden intergrowth of grade free gold and part, recovering effect are good.
According to the golden grinding circuit gravity treatment recyclable device of the utility model embodiment, comprising:
First cyclone group, the first cyclone group are used for semi-autogenous mill and the first centrifugal ore separator gravity tailings
Ore discharge slurry carries out classification processing, to obtain sand setting product and overflow product;
Ball mill, the ball mill are used to carry out ball milling to the sand setting product;
The mine-discharging terminal of the ball mill is arranged in first centrifugal ore separator, first centrifugal ore separator, is used for from described
One section of Gold Concentrate under Normal Pressure is selected in the ore grinding of ball mill discharge and obtains the first centrifugal ore separator gravity tailings, first centrifugation
Ore separators gravity tailings is back to the first cyclone group;
Second centrifugal ore separator, second centrifugal ore separator are arranged at the overflow of the first cyclone group, are used for
Two sections of Gold Concentrate under Normal Pressure are selected from the overflow product.
According to the golden grinding circuit gravity treatment recyclable device of the utility model embodiment, it is arranged first in the mine-discharging terminal of ball mill
Centrifugal ore separator and the second centrifugal ore separator of setting at the overflow of the first cyclone group;By the first centrifugal ore separator from sand setting
One section of Gold Concentrate under Normal Pressure is selected in product, one section of Gold Concentrate under Normal Pressure is mainly coarse fraction free gold;It is produced by the second centrifugal ore separator from overflow
Two sections of Gold Concentrate under Normal Pressure are selected in product, two sections of Gold Concentrate under Normal Pressure are mainly the golden intergrowth of particulate free gold and part, hereby it is achieved that two sections strong
Change gravity treatment and recycle Gold Concentrate under Normal Pressure, then by subsequent effective gravity treatment gold treatment process (such as enhanced leaching), gravity treatment+leaching can be effectively improved
Full-range comprehensive recovery out, recovering effect is good, improves economic benefit.
One embodiment according to the present utility model further includes that mine classifying screen is given in gravity treatment, and the gravity treatment exists to mine classifying screen
It is arranged between the mine-discharging terminal of the ball mill and first centrifugal ore separator along process orientation, for the ball mill
The ore grinding of discharge carries out sizing screening, and the gravity treatment enters first centrifugal ore separator, institute to slurry under the sieve of mine classifying screen
It states gravity treatment and is back to the first cyclone group to the on-the-sieve material of mine classifying screen.
It further include that the first cyclone group to mine pumps pond and the first Pulp pump according to the utility model further embodiment,
The first cyclone group pumps pond to mine and first Pulp pump is being set in sequence in the semi-autogenous mill along process orientation
Between the first cyclone group, the first cyclone group is to mine pump pond for receiving the ore discharge from the semi-autogenous mill
Slurry, first Pulp pump are used to from the first cyclone group pump the ore discharge slurry of the semi-autogenous mill in pond to mine and pump
It send to the first cyclone group.
According to the utility model, further embodiment, the first cyclone group are also used to receive described to mine pump pond
On-the-sieve material of the gravity treatment to mine classifying screen.
According to the utility model, further embodiment, the first cyclone group are also used to receive described to mine pump pond
First centrifugal ore separator gravity tailings.
It further include stirred tank according to the utility model further embodiment, the stirred tank is being set along process orientation
The gravity treatment is set between mine classifying screen and first centrifugal ore separator, it is slow to enter stirred tank stirring for slurry under the sieve
Certainly first centrifugal ore separator is flow to after punching.
It further include that the first centrifugal ore separator to mine pumps pond and the second slurry according to the utility model further embodiment
Pump, first centrifugal ore separator pumps pond to mine and second Pulp pump is being set in sequence in the gravity treatment along process orientation
To between mine classifying screen and the stirred tank, first centrifugal ore separator is classified for receiving the gravity treatment to mine to mine pump pond
Slurry under the sieve of sieve, second Pulp pump are used to slurry under the sieve of mine classifying screen select the gravity treatment from first centrifugation
Mine machine is pumped to the stirred tank to mine pump pond.
One embodiment according to the present utility model further includes deslagging screen, and the deslagging screen is being arranged along process orientation
Between the first cyclone group and second centrifugal ore separator, for carrying out the overflow product except Slag treatment is to obtain
To slagging-off ore pulp, so that second centrifugal ore separator selects two sections of Gold Concentrate under Normal Pressure from the slagging-off ore pulp.
It further include the second cyclone group, the second cyclone group is in work according to the utility model further embodiment
Skill side is set up between the deslagging screen and second centrifugal ore separator, for the slagging-off ore pulp eddy flow dehydration with
It flow to second centrifugal ore separator certainly after so that the concentration of the slagging-off ore pulp is thickened.
It further include that the second cyclone group to mine pumps pond and third slurry according to the utility model further embodiment
Pump, the second cyclone group to mine pump pond and the third Pulp pump be sequentially set on process orientation the deslagging screen with
Between the second spigot group, the second cyclone group is used to receive the slagging-off ore pulp of the deslagging screen to mine pump pond,
The third Pulp pump is used to the slagging-off ore pulp being pumped to second eddy flow to mine pump pond from the second cyclone group
Device group.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of the golden grinding circuit gravity treatment recyclable device of the utility model embodiment;
Fig. 2 is the schematic diagram of the recovery method of the golden grinding circuit gravity treatment recyclable device of the utility model embodiment.
Appended drawing reference:
1 first cyclone group of semi-autogenous mill pumps 2 first Pulp pump of pond, 3 first cyclone group 4 to mine
5 gravity treatment of ball mill pumps 7 second Pulp pump 8 of pond to mine to 6 first centrifugal ore separator of mine classifying screen
9 first centrifugal ore separator of stirred tank, 10 deslagging screen, 11 slag bucket 12
Second cyclone group pumps 13 third Pulp pump of pond, 14 second cyclone group 15 to mine
Second centrifugal ore separator, 16 thickener 17
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
Describe below with reference to Fig. 1 and Fig. 2 according to the golden grinding circuit gravity treatment recyclable device of the utility model embodiment and
Method.
As shown in Figure 1, according to the golden grinding circuit gravity treatment recyclable device of the utility model embodiment, including the first cyclone
Group 4, ball mill 5, the first centrifugal ore separator 10 and the second centrifugal ore separator 16, wherein the first cyclone group 4 is used for Semi-Autogenous
The ore discharge slurry of 10 gravity tailings of machine 1 and the first centrifugal ore separator carries out classification processing, to obtain sand setting product and overflow product;
Ball mill 5 is used to carry out ball milling to sand setting product;The mine-discharging terminal of ball mill 5 is arranged in first centrifugal ore separator 10, is used for from ball
One section of Gold Concentrate under Normal Pressure is selected in the ore grinding that grinding machine 5 is discharged and obtains the first centrifugal ore separator gravity tailings, the first centrifugal ore separator weight
Tailing is selected to be back to the first cyclone group;Second centrifugal ore separator 16 is arranged at the overflow of the first cyclone group 4, is used for from excessive
Two sections of Gold Concentrate under Normal Pressure are selected in miscarriage product.
According to the golden grinding circuit gravity treatment recyclable device of the utility model embodiment, in the mine-discharging terminal setting the of ball mill 5
One centrifugal ore separator 10 and the second centrifugal ore separator 16 of setting at the overflow of the first cyclone group 4;Pass through the first centrifugal separation
Machine 10 selects one section of Gold Concentrate under Normal Pressure from sand setting product, and one section of Gold Concentrate under Normal Pressure is mainly coarse fraction free gold;Pass through the second centrifugal separation
Machine 16 selects two sections of Gold Concentrate under Normal Pressure from overflow product, and two sections of Gold Concentrate under Normal Pressure are mainly the golden intergrowth of fine fraction free gold and part, by
This, realizing two sections of reinforcing gravity treatment recycling Gold Concentrate under Normal Pressure can have by subsequent effective gravity treatment gold treatment process (such as enhanced leaching)
Effect improves the full-range comprehensive recovery of gravity treatment+leaching, and recovering effect is good, improves economic benefit.
One embodiment according to the present utility model further includes gravity treatment to mine classifying screen 6, and gravity treatment is to mine classifying screen 6 on edge
It is arranged between the mine-discharging terminal of ball mill 5 and the first centrifugal ore separator 10 on process orientation, the ore grinding for ball mill 5 to be discharged
Sizing screening is carried out, gravity treatment enters the first centrifugal ore separator to slurry under the sieve of mine classifying screen 6, and gravity treatment is on the sieve of mine classifying screen
Material is back to the first cyclone, is conducive to the rate of recovery for improving Gold Concentrate under Normal Pressure into one as a result,.Mine classifying screen is given by the way that gravity treatment is arranged
The ore grinding that 6 pairs of ball mills 5 are discharged carries out sizing screening, advantageously ensures that the stable operation of the first centrifugal ore separator 10 and obtains
Preferable separation index.
It further include the first cyclone group to mine pump pond 2 and the first Pulp pump according to the utility model further embodiment
3, the first cyclone group pumps pond 2 and the first Pulp pump 3 to mine and is being set in sequence in semi-autogenous mill 1 and the first rotation along process orientation
It flows between device group 4, the first cyclone group is to mine pump pond 2 for receiving the ore discharge slurry from semi-autogenous mill 1, the first Pulp pump 3
The first cyclone group 4 is pumped to for pumping in pond 2 the ore discharge slurry of semi-autogenous mill 1 to mine from the first cyclone group.
According to the utility model further embodiment, the first cyclone group to mine pump pond 2 be also used to receive gravity treatment to
The on-the-sieve material of mine classifying screen 6.In other words, gravity treatment is back to the first cyclone group to mine to the on-the-sieve material of mine classifying screen 6
After pumping pond 2, then pass through the first Pulp pump 3 and be pumped back into the first cyclone group 4, can be selected again through the first centrifugation after further fine grinding
Mine machine 10 further recycles, and is conducive to the rate of recovery for improving Gold Concentrate under Normal Pressure.
According to the utility model further embodiment, the first cyclone group to mine pump pond 2 be also used to receive first from
10 gravity tailings of heart ore separators realizes closed-circuit operation.In other words, 10 gravity tailings of the first centrifugal ore separator is back to the first rotation
After flowing device group to mine pump pond 2, then pass through the first Pulp pump 3 and be pumped back into the first cyclone group 4, can be returned again after further fine grinding
It is back to the first further recycling of centrifugal ore separator 10, is conducive to the rate of recovery for improving Gold Concentrate under Normal Pressure.
It further include stirred tank 9 according to the utility model further embodiment, stirred tank 9 is being arranged along process orientation
Gravity treatment is between mine classifying screen 6 and the first centrifugal ore separator 10, and slurry flow to first after entering the stirring buffering of stirred tank 9 certainly under sieving
Centrifugal ore separator 10.By the way that stirred tank 9 is arranged before the first centrifugal ore separator 10, so that gravity treatment under the sieve of mine classifying screen 6 to starching
Material can first pass through stirred tank and be buffered, to realize the gravity flow to the first centrifugal ore separator 10 to mine and stability contorting, to protect
Demonstrate,prove the sorting result of the first centrifugal ore separator 10.
It further include that the first centrifugal ore separator to mine pumps pond 7 and the second slag according to the utility model further embodiment
Stock pump 8, the first centrifugal ore separator pump pond 7 and the second Pulp pump 8 to mine and are being set in sequence in gravity treatment along process orientation to mine point
Between grade sieve 6 and stirred tank 9, the first centrifugal ore separator to mine pump pond 7 for receiving gravity treatment to slurry under the sieve of mine classifying screen 6,
Second Pulp pump 8 is used to for gravity treatment being pumped to from the first centrifugal ore separator to mine pump pond 7 to slurry under the sieve of mine classifying screen 6 and stir
Mix slot 9.
One embodiment according to the present utility model, further includes deslagging screen 11, and deslagging screen 11 is being arranged along process orientation
Between the first cyclone group 4 and the second centrifugal ore separator 16, for carrying out except Slag treatment overflow product to obtain slagging-off mine
Slurry is conducive to the sorting index for improving the operation so that the second centrifugal ore separator 16 selects two sections of Gold Concentrate under Normal Pressure from slagging-off ore pulp.
And slag charge enters slag bucket 12 on the sieve sifted out by deslagging screen 11.
It further include the second cyclone group 15, the second cyclone group 15 is in work according to the utility model further embodiment
Skill side is set up between deslagging screen 11 and the second centrifugal ore separator 16, for being dehydrated to slagging-off ore pulp eddy flow so that slagging-off mine
The concentration of slurry flow to the second centrifugal ore separator 16 after thickening certainly.By using the second eddy flow in advance before the second centrifugal ore separator 16
Device group 15 is carried out dehydrating, so that the feed ore concentration of the second centrifugal ore separator 16 removes the gred, pulp density thickens, for example, slagging-off
The concentration of ore pulp is by being increased to 40%~50% lower than 25%, to reach the suitable feed ore concentration of the second centrifugal ore separator 16, from
And guarantee the sorting result of the second centrifugal ore separator 16.In addition, it is necessary to explanation, the second cyclone group 15 effluent head also
It is provided with thickener 17, for receiving the overflow pulp of the second cyclone group 15, so that overflow pulp is concentrated, thickener
For overflow water as reuse technology water, thickener underflow goes subsequent leaching process, avoids the loss of fine fraction gold mineral and advantageous
In the subsequent processing for leaching process.
It further include that the second cyclone group to mine pumps pond 13 and third slurry according to the utility model further embodiment
Pump 14, the second cyclone group pump pond 13 and third Pulp pump 14 to mine and are sequentially set to deslagging screen 11 and the on process orientation
Between two spigot groups, the second cyclone group is used to receive the slagging-off ore pulp of deslagging screen 11 to mine pump pond 13, and third Pulp pump 14 is used
The second cyclone group 15 is pumped to mine pump pond 13 from the second cyclone group in ore pulp will be removed the gred.
The utility model additionally provides a kind of golden grinding circuit gravity treatment recovery method, describes basis below according to Fig. 2
The golden grinding circuit gravity treatment recovery method of the utility model embodiment.
As illustrated in fig. 1 and 2, it according to the golden grinding circuit gravity treatment recovery method of the utility model embodiment, including walks as follows
It is rapid:
The ore discharge slurry of cyclone classification, 10 gravity tailings of semi-autogenous mill 1 and the first centrifugal ore separator passes through the first cyclone
Group 4 carries out cyclone classification, obtains sand setting product and overflow product;
One section of Gold Concentrate under Normal Pressure gravity treatment selects sand setting product by the first centrifugal ore separator 10 again after 5 ball milling of ball mill
One section of Gold Concentrate under Normal Pressure simultaneously obtains 10 gravity tailings of the first centrifugal ore separator, and 10 gravity tailings of the first centrifugal ore separator is back to the first rotation
Flow device group 4;
Overflow product is selected two sections of Gold Concentrate under Normal Pressure, one section of Gold Concentrate under Normal Pressure by the second centrifugal ore separator 16 by two sections of Gold Concentrate under Normal Pressure gravity treatments
Enter subsequent Gold Concentrate under Normal Pressure treatment process after merging with two sections of Gold Concentrate under Normal Pressure.
According to the golden grinding circuit gravity treatment recovery method of the utility model embodiment, semi-autogenous mill 1 and the first centrifugal separation
The ore discharge slurry of 10 tailing of machine obtains sand setting product and overflow product by cyclone classification, and sand setting product passes through after ball milling
First centrifugal ore separator 10 selects one section of Gold Concentrate under Normal Pressure, and one section of Gold Concentrate under Normal Pressure is mainly coarse fraction free gold.Overflow product passes through second
Centrifugal ore separator 16 selects two sections of Gold Concentrate under Normal Pressure, and two sections of Gold Concentrate under Normal Pressure are mainly the golden intergrowth of fine fraction free gold and part.It is real as a result,
Having showed two sections of reinforcing gravity treatment recycling Gold Concentrate under Normal Pressure can effectively be mentioned by subsequent effective gravity treatment gold treatment process (such as enhanced leaching)
The high full-range comprehensive recovery of gravity treatment+leaching, recovering effect is good, improves economic benefit.
One embodiment according to the present utility model, one section of Gold Concentrate under Normal Pressure gravity treatment step include that the processing of mine classifying screen is given in gravity treatment:
By sand setting product after 5 ball milling of ball mill, give mine classifying screen 6 to handle by gravity treatment, obtain sieving lower ore pulp pass through again first from
Heart ore separators 10 selects one section of Gold Concentrate under Normal Pressure, obtains on-the-sieve material and is back to the first cyclone group 4 progress cyclone classification, thus favorably
In the rate of recovery of one section of Gold Concentrate under Normal Pressure of offer.Carry out sizing screening by ore grinding that ball mill 5 is discharged, advantageously ensure that first from
The stable operation of heart ore separators 10 and arrive preferable separation index.
According to the utility model further embodiment, before cyclone classification step: the ore discharge slurry of semi-autogenous mill 1 is certainly
After the first cyclone group is flow to mine pump pond 2, the first cyclone group 4 is pumped to by the first Pulp pump 3.
According to the utility model, further embodiment in gravity treatment in 6 treatment process of mine classifying screen obtains oversize
Material is back to the first cyclone group in mine pump pond 2.Thus, it is possible to further after fine grinding again through the first centrifugal ore separator 10 into
The recycling of one step is conducive to the rate of recovery for improving Gold Concentrate under Normal Pressure.
According to the utility model, further embodiment, 10 gravity tailings of the first centrifugal ore separator are back to described first
Cyclone group is formed closed circuit in mine pump pond 2.It can return again to after further fine grinding to the first centrifugal ore separator 10 into one as a result,
Step recycling is conducive to the rate of recovery for improving Gold Concentrate under Normal Pressure.
According to the utility model further embodiment, one section of Gold Concentrate under Normal Pressure gravity treatment step further includes stirred tank buffering: under sieve
Ore pulp, which enters after stirred tank 9 stirs, enters back into the first centrifugal ore separator 10.Be conducive to gravity treatment as a result, under the sieve of mine classifying screen 6
Slurry can first pass through stirred tank and be buffered, with realization to the gravity flow of the first centrifugal ore separator 10 to mine and stability contorting, thus
Guarantee the sorting result of the first centrifugal ore separator 10.
According to the utility model, further embodiment, the lower ore pulp of sieve enter stirred tank 9 specifically: sieve lower ore pulp from weight
It selects to mine classifying screen from the first centrifugal ore separator is flow to in mine pump pond 7, then stirred tank 9 is pumped to by the second Pulp pump 8
In.
According to the utility model, further embodiment, two sections of Gold Concentrate under Normal Pressure gravity treatment steps include removing Slag treatment: by overflow
Product is handled by deslagging screen 11, is obtained slagging-off ore pulp and is entered back into the second centrifugal ore separator 16.Be conducive to improve the operation as a result,
Sorting index.
According to the utility model further embodiment, two sections of Gold Concentrate under Normal Pressure gravity treatment steps further include dehydration: slagging-off
Ore pulp is dehydrated by 15 eddy flow of the second cyclone group, enters back into the second centrifugal ore separator 16 after so that the concentration of slagging-off ore pulp is thickened.
By being carried out dehydrating in advance using the second cyclone group 15 before the second centrifugal ore separator 16, so that the second centrifugal ore separator
The 16 feed ore concentration pulp density that removes the gred thickens, for example, the concentration of slagging-off ore pulp by be increased to 40% lower than 25%~
50%, to reach the suitable feed ore concentration of the second centrifugal ore separator 16, so that the second centrifugal ore separator 16 of guarantee sorts effect
Fruit.In the dehydration process steps, the overflow pulp of the second cyclone group enters in thickener after concentration, thickener underflow
Ore pulp and the tailing of the second centrifugal ore separator discharge are combined into subsequent leaching process, are further recycled.
According to the utility model, further embodiment, slagging-off pulp gravity flow to the second cyclone group pump pond 13 to mine
Afterwards, it is pumped in the second cyclone group 15 by third Pulp pump 14.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (10)
1. a kind of gold grinding circuit gravity treatment recyclable device characterized by comprising
First cyclone group, the first cyclone group are used for the ore discharge to semi-autogenous mill and the first centrifugal ore separator gravity tailings
Slurry carries out classification processing, to obtain sand setting product and overflow product;
Ball mill, the ball mill are used to carry out ball milling to the sand setting product;
The mine-discharging terminal of the ball mill is arranged in first centrifugal ore separator, first centrifugal ore separator, is used for from the ball milling
One section of Gold Concentrate under Normal Pressure is selected in the ore grinding of machine discharge and obtains the first centrifugal ore separator gravity tailings, first centrifugal separation
Machine gravity tailings is back to the first cyclone group;
Second centrifugal ore separator, second centrifugal ore separator are arranged at the overflow of the first cyclone group, are used for from institute
It states and selects two sections of Gold Concentrate under Normal Pressure in overflow product.
2. gold grinding circuit gravity treatment recyclable device according to claim 1, which is characterized in that further include:
Mine classifying screen is given in gravity treatment, the gravity treatment to mine classifying screen the mine-discharging terminal that the ball mill is set along process orientation with
Between first centrifugal ore separator, the ore grinding for the ball mill to be discharged carries out sizing screening, and the gravity treatment is to mine point
Slurry enters first centrifugal ore separator under the sieve of grade sieve, and the gravity treatment is back to described the to the on-the-sieve material of mine classifying screen
One cyclone group.
3. gold grinding circuit gravity treatment recyclable device according to claim 2, which is characterized in that further include the first cyclone group
Pond and the first Pulp pump are pumped to mine, the first cyclone group pumps pond and first Pulp pump suitable along process orientation to mine
Sequence is arranged between the semi-autogenous mill and the first cyclone group, and the first cyclone group is come to mine pump pond for receiving
From the ore discharge slurry of the semi-autogenous mill, first Pulp pump is used for the ore discharge slurry of the semi-autogenous mill from described first
Cyclone group pumps in pond to mine and is pumped to the first cyclone group.
4. gold grinding circuit gravity treatment recyclable device according to claim 3, which is characterized in that the first cyclone group is given
Mine pump pond is also used to receive the gravity treatment to the on-the-sieve material of mine classifying screen.
5. gold grinding circuit gravity treatment recyclable device according to claim 3, which is characterized in that the first cyclone group is given
Mine pump pond is also used to receive the first centrifugal ore separator gravity tailings.
6. gold grinding circuit gravity treatment recyclable device according to claim 2, which is characterized in that further include:
The gravity treatment is being arranged to mine classifying screen and first centrifugal ore separator in stirred tank, the stirred tank along process orientation
Between, slurry flow to first centrifugal ore separator after entering stirred tank stirring buffering certainly under the sieve.
7. gold grinding circuit gravity treatment recyclable device according to claim 6, which is characterized in that further include:
First centrifugal ore separator pumps pond and the second Pulp pump to mine, and first centrifugal ore separator pumps pond and second slag to mine
Stock pump is being set in sequence in the gravity treatment between mine classifying screen and the stirred tank along process orientation, and first centrifugation is selected
To mine pump pond for receiving the gravity treatment to slurry under the sieve of mine classifying screen, second Pulp pump is used for the gravity treatment mine machine
The stirred tank is pumped to mine pump pond from first centrifugal ore separator to slurry under the sieve of mine classifying screen.
8. gold grinding circuit gravity treatment recyclable device according to claim 1, which is characterized in that further include:
Deslagging screen, the deslagging screen are being arranged along process orientation in the first cyclone group and second centrifugal ore separator
Between, for carrying out the overflow product except Slag treatment to obtain slagging-off ore pulp, so that second centrifugal ore separator is from institute
It states in slagging-off ore pulp and selects two sections of Gold Concentrate under Normal Pressure.
9. gold grinding circuit gravity treatment recyclable device according to claim 8, which is characterized in that further include:
Second cyclone group, the second cyclone group is arranged on process orientation to be selected in the deslagging screen and second centrifugation
Between mine machine, for being dehydrated to the slagging-off ore pulp eddy flow so that oneself flow to described second after the concentration of the slagging-off ore pulp thickens
Centrifugal ore separator.
10. gold grinding circuit gravity treatment recyclable device according to claim 9, which is characterized in that further include:
Second cyclone group pumps pond and third Pulp pump to mine, and the second cyclone group pumps pond and the third Pulp pump to mine
It is sequentially set on process orientation between the deslagging screen and the second spigot group, the second cyclone group pumps pond to mine
For receiving the slagging-off ore pulp of the deslagging screen, the third Pulp pump is used to revolve the slagging-off ore pulp from described second
Stream device group is pumped to the second cyclone group to mine pump pond.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109433404A (en) * | 2018-11-01 | 2019-03-08 | 中国恩菲工程技术有限公司 | Golden grinding circuit gravity treatment recyclable device and recovery method |
CN111940125A (en) * | 2020-07-30 | 2020-11-17 | 潼关中陕核环保建材有限公司 | Method and system for recovering precious metals in low-grade gold tailings |
CN114769125A (en) * | 2022-05-20 | 2022-07-22 | 攀枝花仁江矿业有限公司 | Ore grinding method and fine grinding device of semi-autogenous mill |
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2018
- 2018-11-01 CN CN201821796333.XU patent/CN209465171U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109433404A (en) * | 2018-11-01 | 2019-03-08 | 中国恩菲工程技术有限公司 | Golden grinding circuit gravity treatment recyclable device and recovery method |
CN111940125A (en) * | 2020-07-30 | 2020-11-17 | 潼关中陕核环保建材有限公司 | Method and system for recovering precious metals in low-grade gold tailings |
CN111940125B (en) * | 2020-07-30 | 2022-04-12 | 中陕核工业集团综合分析测试有限公司 | Method and system for recovering precious metals in low-grade gold tailings |
CN114769125A (en) * | 2022-05-20 | 2022-07-22 | 攀枝花仁江矿业有限公司 | Ore grinding method and fine grinding device of semi-autogenous mill |
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