CN208839794U - A kind of true adding set of lime for concentrating mill milk extract - Google Patents
A kind of true adding set of lime for concentrating mill milk extract Download PDFInfo
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- CN208839794U CN208839794U CN201821528551.5U CN201821528551U CN208839794U CN 208839794 U CN208839794 U CN 208839794U CN 201821528551 U CN201821528551 U CN 201821528551U CN 208839794 U CN208839794 U CN 208839794U
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Abstract
The utility model discloses a kind of true adding sets of lime for concentrating mill milk extract, including milk of lime storage stirred tank, every slag case, Pulp pump, vacuum tank and conveyance conduit and valve, the bottom discharge port of storage stirred tank is connect by feeding lines with Pulp pump feed inlet, and it is provided on the feed inlet pipeline of Pulp pump and stores stirred tank every slag case and be respectively equipped with gate valve every the discharge nozzle road of slag case；The discharge port connection conveying main pipeline of Pulp pump, it conveys main pipeline successively and the branch of each milk of lime addition point adds pipeline in producing line of delivering a child, the end of conveying main pipeline is connected with the vacuum tank for discharge pressure in regulating tube, and the overflow port of vacuum tank connect to form closed circuit by pipeline with storage stirred tank.Delivery pipe Louis blocks during the utility model efficiently solves lime for concentrating mill cream adding technology, additive amount is unstable or the technical problems such as stop, cannot accurately control, the raising for the stabilization and economic and technical norms of dressing plant's floatation process create advantage.
Description
Technical field
The utility model belongs to technical field of mineral processing, is related to a kind of milk of lime suitable for dressing plant and accurately adds
Device.
Background technique
In ore sorting process, Adding medicine control is an important link, medicament can normal table addition in certain journey
Sorting result and economic and technical norms are determined on degree.Quick lime abbreviation lime, as a kind of PH regulator or pulp potential tune
Control agent is widely used due to its is cheap by more and more dressing plants.To reduce dust pollution to the maximum extent and realizing essence
True dosing, most dressing plants are equipped with milk of lime preparation system, i.e., are first classified blocky lime through ball mill wet lapping
Afterwards, it is prepared into the milk of lime for meeting a certain concentration and fineness requirement, or powdered lime is directly added into stirred tank and is diluted to one
The milk of lime for determining concentration is added again.But since milk of lime is a kind of special suspension, no matter added using header box gravity flow
Add or single-point pumping is added, there are problems that coarse granule or impurity easily deposit and cause addition line clogging.Also, above-mentioned two
Each addition point is both needed to that independent transfer pipeline and delivery pump is arranged in kind of addition manner, there are pipeline laying complexity, pipeline across
Long problem is spent, when there are the failures such as milk of lime blocking pipeline, is not easy to fault point to carry out specific aim maintenance, often
There is a situation where milk of lime additive amount is unstable or cutout so that milk of lime, which is accurately added to, annoyings always dressing plant
The technical problem of flotation operation.
Utility model content
In view of the above technical problems, the utility model provides a kind of true adding set of lime for concentrating mill milk extract, effectively solves
It has determined the technical problems such as existing milk of lime adding set pipeline easily blocks, additive amount cannot be precisely controlled.
The utility model is achieved through the following technical solutions:
A kind of true adding set of lime for concentrating mill milk extract, including milk of lime store stirred tank, every slag case, Pulp pump, pressure stabilizing
The bottom discharge port of tank and conveyance conduit and valve, the storage stirred tank is connect by feeding lines with Pulp pump feed inlet,
And it is provided on the feed inlet pipeline of Pulp pump and stores stirred tank every slag case and be respectively equipped with lock every the discharge nozzle road of slag case
Valve；The discharge port connection conveying main pipeline of the Pulp pump, the conveying main pipeline each milk of lime successively and in producing line of delivering a child
The branch of addition point adds pipeline, and the end for conveying main pipeline is connected with vacuum tank for discharge pressure in regulating tube, pressure stabilizing
The overflow port of tank connect to form closed circuit by pipeline with storage stirred tank.
Preferably, the branch addition pipeline is equipped with ball valve and solenoid valve, and passes through flexible glue between ball valve and solenoid valve
Pipe connection.
Preferably, the discharge port of the storage stirred tank is equipped with spare addition equipment, including spare Pulp pump, the storage
The discharge port of stirred tank is connect by individual feeding lines with spare Pulp pump, the feed pipe of spare Pulp pump equipped with every
The discharging pipeline of slag case, the Pulp pump and spare Pulp pump is connect by Taylor's valve with conveying main pipeline.
Preferably, the level height of the conveying main pipeline two sides connecting pin is higher than the level height in the middle part of it, and presses one
Grade gently reduces, and is in " ﹀ " shape structure, and is connected with evacuated tube at its middle part minimum point.
Preferably, the conveying main pipeline is tied up by 5% gradient to its middle part by two sides connecting pin and is set.
Preferably, the caliber of branch addition pipeline is DN25mm, the caliber of the conveying main pipeline according to its with it is each
Branch adds the equal principle of the sum of pipeline sectional area and determines.
The beneficial effects of the utility model are:
1. structure setting is reasonable, entire milk of lime add-on system has only used that 2 delivery pumps (1 is standby with 1), 2 every slag case (1
It is standby with 1), 1 conveying main pipeline and Ge Lu branch add pipeline, and the successive addition of milk of lime can be realized；Effectively solve
The skills such as pipeline complicated, occupation area of equipment is big, spare part is costly, Maintenance and Repair heavy workload in existing milk of lime adding set
Art problem；
2. setting filters out coarse granule and sundries every slag case on Pulp pump feeding pipe, coarse granule and sundries are reduced defeated
The probability for sending precipitating blocking pipeline in pipeline, avoids pipeline from easily blocking, to ensure that additive amount is stable, accurate；
3. regulate and control loine pressure by vacuum tank, forming circuit makes conveying main pipeline have milk of lime to return to storage always
Stirred tank is deposited, the normal addition of milk of lime is ensure that, enhances the stability of ore floatation technique, to realize high-technology index wound
Condition is made；
4. utilizing the program-controlled dosing of solenoid valve, the automatic and accurate addition of milk of lime is realized, ore pulp Ph value has been efficiently controlled
Or pulp potential, the raising for the stabilization and economic and technical norms of dressing plant's floatation process create advantage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the true adding set of the utility model lime for concentrating mill milk extract；
In figure: 1- stores stirred tank, 2- gate valve, and 3- conveys main pipeline, 7- branch every slag case, 4- Pulp pump, Taylor's 5- valve, 6-
Road addition pipeline, 8- ball valve, 9- flexible rubber hose, 10- solenoid valve, 11- vacuum tank, 12- evacuated tube, 13- feeding lines, 14- are spare
Pulp pump.
Specific embodiment
The utility model and its effect are further elaborated below in conjunction with accompanying drawings and embodiments.
As shown in Figure 1, a kind of true adding set of lime for concentrating mill milk extract, including milk of lime storage stirred tank 1, every slag case 3,
Pulp pump 4, vacuum tank 11 and conveyance conduit and valve, it is described storage stirred tank 1 bottom discharge port by feeding lines 13 with
The feed inlet of Pulp pump 4 connects, and Pulp pump 4 is centrifugal type slurry pump, and is provided on the feed inlet pipeline of Pulp pump 4 every slag case
3, it stores stirred tank 1 and is respectively equipped with the gate valve 2 of control on-off every the discharge nozzle road of slag case 3；Milk of lime is entering Pulp pump
It will be by filtering out coarse granule and sundries, coarse granule can be substantially reduced and sundries precipitates in conveyance conduit every slag case 3 before 4
The probability of pipeline is blocked, and described design every slag case 3 has high pressure backwash and slag-draining device, Kitchen sifter mesh size is according to stone
The requirement of grey cream fineness and electromagnetic valve to material determines, to ensure filter residue effect.The discharge port of the Pulp pump 4 and conveying are led
Pipeline 6 connects, and successively and in producing line of delivering a child the branch of each milk of lime addition point adds pipeline 7, conveying supervisor to conveying main pipeline 6
The end in road 6 is connected with the vacuum tank 11 for discharge pressure in regulating tube, and the overflow port of vacuum tank 11 passes through pipeline and storage
Stirred tank 1, which connects, forms closed circuit, and extra milk of lime returns storage stirred tank 1 by the overflow pipe of vacuum tank 11 in pipeline.
In addition, the discharge port of storage stirred tank 1 is additionally provided with spare addition equipment, including spare Pulp pump 14, the storage stirred tank 1
Discharge port is connect by individual feeding lines 13 with spare Pulp pump 14, is again provided on the feed pipe of spare Pulp pump 14
Every slag case 3, the discharging pipeline of Pulp pump 4 and spare Pulp pump 14 is connect by Taylor's valve 5 with conveying main pipeline 6, two slurries
Pump can share a frequency converter frequency control and realize the using and the reserved；The function of Taylor's valve 5 is to pass through stone after switching Pulp pump
Grey cream the opened Pulp pump of pressure itself automatic switching on and conveying main pipeline 6.
Further, the branch addition pipeline 7 is equipped with ball valve 8 and solenoid valve 10, and between ball valve 8 and solenoid valve 10
It is connected by flexible rubber hose 9；Both make to occur the case where branch addition pipeline 7 blocks, by squeeze or replace flexible rubber hose 9 can quickly,
Effectively dredging efficiently solves branch addition 7 blockage problem of pipeline.When a certain branch addition pipeline 7 blocks, the branch is closed
On ball valve 8 can be rapidly completed local pipe dredging, do not influence other milk of limes addition point normal addition；Each branch adding tube
The end in road 7 is equipped with computer program controlled solenoid valve 10, accurately controls the additive amount of each milk of lime addition point.In addition, each branch
The caliber for adding pipeline 7 uses DN25mm, conveys the caliber of main pipeline according to the sum of itself and each branch addition pipeline sectional area phase
Deng principle determine；The type selecting of Pulp pump 4 is determined according to each branch milk of lime total amount of adding and appropriate amplified flow.
Further, the level height of the two sides connecting pin of conveying main pipeline 6 and Pulp pump 4 and vacuum tank 11 is higher than wherein
The level height in portion, and reduced by 5% gentle gradient, it is in " ﹀ " shape structure, and be connected with evacuated tube at its middle part minimum point
12, for emptying vacuum tank 11 after shutting down and conveying milk of lime remaining in main pipeline 6, prevent residual lime cream frozen plug pipe
Road.
Entire milk of lime add-on system only used 2 delivery pumps (1 is standby with 1), 2 every slag case (1 is standby with 1), 1 conveying is led
The successive addition of milk of lime can be realized in pipeline and Ge Lu branch addition pipeline；Efficiently solve existing milk of lime addition dress
Set the technical problems such as middle pipeline complicated, occupation area of equipment is big, spare part is costly, Maintenance and Repair heavy workload；Form closure master
Circuit, make to convey main pipeline has milk of lime to return to storage stirred tank always, makes to convey main pipeline internal pressure power and keeps constant, from basic
On prevented conveying main pipeline blockage problem, ensure that the normal addition of milk of lime, enhance the stability of ore floatation technique,
To realize that high-technology index creates condition.
When operation, the switch gate valve 2 on the feeding lines 13 connecting with milk of lime storage stirred tank 1, starting are successively opened
Pulp pump 3, will be by feeding Pulp pump 4 every the filtered milk of lime of slag case 3, and Taylor's valve 5 is automatically performed stream according to pressure in pipe
To switching.Milk of lime after removing the gred is full of conveying main pipeline 6 and vacuum tank 11, after flowing back to storage stirred tank 1, according to existing
Field needs to open a ball valve 8 for each addition point branch addition pipeline, and the flow of solenoid valve 10, and root are then set by computer program
The setting flow of each solenoid valve 10 is adjusted in time according to live reality, to realize the accurate addition of milk of lime.It is closed when shutdown
The switch gate valve 2 on feeding lines 13 connecting with milk of lime storage stirred tank 1 opens setting and is conveying 6 middle part of main pipeline most
Ball valve in low spot evacuated tube, emptying convey the milk of lime in main pipeline 6 and vacuum tank 11, open every the backwash on slag case 3
Device cleans Pulp pump 4, then opens and is finally closed every the slag-draining device deslagging on slag case 3 every the backwash dress on slag case 3 simultaneously
Stop slag head pump 4.
Above embodiments are merely exemplary, and can't limit to the utility model, it should be pointed out that for the technology of this field
For personnel, the other equivalent modifications and improvement made under technical inspiration provided by the utility model are regarded as this
The protection scope of utility model.
Claims (6)
1. a kind of true adding set of lime for concentrating mill milk extract, including milk of lime store stirred tank, every slag case, Pulp pump, vacuum tank
And conveyance conduit and valve, it is characterised in that: the bottom discharge port of storage stirred tank (1) passes through feeding lines (13) and slag
Stock pump (4) feed inlet connection, and being provided on the feed inlet pipeline of Pulp pump (4) every slag case (3), store stirred tank (1) and every
The discharge nozzle road of slag case (3) is respectively equipped with gate valve (2)；Discharge port connection conveying main pipeline (6) of the Pulp pump (4), institute
It states conveying main pipeline (6) successively and the branch of each milk of lime addition point adds pipeline (7) in producing line of delivering a child, convey main pipeline
(6) end is connected with the vacuum tank (11) for discharge pressure in regulating tube, the overflow port of vacuum tank (11) by pipeline with
Storage stirred tank (1) connection forms closed circuit.
2. the true adding set of lime for concentrating mill milk extract according to claim 1, it is characterised in that: the branch adds pipeline
(7) it is equipped with ball valve (8) and solenoid valve (10), and is connected between ball valve (8) and solenoid valve (10) by flexible rubber hose (9).
3. the true adding set of lime for concentrating mill milk extract according to claim 1 or 2, it is characterised in that: the storage stirring
The discharge port of slot (1) is equipped with spare addition equipment, including spare Pulp pump (14), and the discharge port of storage stirred tank (1) is logical
It crosses individual feeding lines (13) to connect with spare Pulp pump (14), the feed pipe of spare Pulp pump (14) is equipped with every slag case
(3), the discharging pipeline of the Pulp pump (4) and spare Pulp pump (14) is connect by Taylor's valve (5) with conveying main pipeline (6).
4. the true adding set of lime for concentrating mill milk extract according to claim 1, it is characterised in that: the conveying main pipeline
(6) level height of two sides connecting pin is higher than the level height in the middle part of it, and gently reduces by certain slope, is in " ﹀ " shape knot
Structure, and evacuated tube (12) are connected at its middle part minimum point.
5. the true adding set of lime for concentrating mill milk extract according to claim 4, it is characterised in that: the conveying main pipeline
(6) it is tied up and is set by 5% gradient to its middle part by two sides connecting pin.
6. the true adding set of lime for concentrating mill milk extract according to claim 1, it is characterised in that: the branch adds pipeline
(7) caliber is DN25mm, and the caliber of conveying main pipeline (6) is according to the sum of itself and each branch addition pipeline (7) sectional area
Equal principle determines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821528551.5U CN208839794U (en) | 2018-09-19 | 2018-09-19 | A kind of true adding set of lime for concentrating mill milk extract |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821528551.5U CN208839794U (en) | 2018-09-19 | 2018-09-19 | A kind of true adding set of lime for concentrating mill milk extract |
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| CN208839794U true CN208839794U (en) | 2019-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821528551.5U Active CN208839794U (en) | 2018-09-19 | 2018-09-19 | A kind of true adding set of lime for concentrating mill milk extract |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110813548A (en) * | 2019-11-22 | 2020-02-21 | 长春黄金研究院有限公司 | Method for adding lime milk |
| CN114321724A (en) * | 2021-11-25 | 2022-04-12 | 中国恩菲工程技术有限公司 | Lime milk conveying method and device |
-
2018
- 2018-09-19 CN CN201821528551.5U patent/CN208839794U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110813548A (en) * | 2019-11-22 | 2020-02-21 | 长春黄金研究院有限公司 | Method for adding lime milk |
| CN110813548B (en) * | 2019-11-22 | 2021-05-07 | 长春黄金研究院有限公司 | Method for adding lime milk |
| CN114321724A (en) * | 2021-11-25 | 2022-04-12 | 中国恩菲工程技术有限公司 | Lime milk conveying method and device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 742312 Liulin Town, Hui County, Longnan City, Gansu Province Patentee after: Jinhui Mining Co.,Ltd. Address before: 742312 Liulin Town, Hui County, Longnan City, Gansu Province Patentee before: GANSU JINHUI MINING INDUSTRY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |