CN207301819U - The device of Packed flotation column liquid level is automatically controlled based on pressure difference - Google Patents
The device of Packed flotation column liquid level is automatically controlled based on pressure difference Download PDFInfo
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- CN207301819U CN207301819U CN201721231096.8U CN201721231096U CN207301819U CN 207301819 U CN207301819 U CN 207301819U CN 201721231096 U CN201721231096 U CN 201721231096U CN 207301819 U CN207301819 U CN 207301819U
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- flotation column
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Abstract
The utility model discloses a kind of device that Packed flotation column liquid level is automatically controlled based on pressure difference, including device for pressure measurement, master controller, control valve, water supply valve and adjustment control device, wherein, device for pressure measurement is provided with multiple and is mounted on inside Packed flotation column, control valve is installed on the ore discharge pipe of Packed flotation column, the ore discharge pipe first line of a couplet is connected to filling pipe, water supply valve is installed on filling pipe, device for pressure measurement, master controller, adjustment control device and control valve are sequentially connected electrically, the pressure value that master controller is measured according to device for pressure measurement, comparing calculation, which is carried out, with setting liquid level Value Data draws regulating command, adjustment control device controls to adjust the aperture of valve according to regulating command, master controller is also electrically connected with water supply valve to control its aperture.The utility model proposes the device that Packed flotation column liquid level is automatically controlled based on pressure difference, it is convenient that Liquid level is carried out to flotation column.
Description
Technical field
Flotation column control system technical field is the utility model is related to, more particularly to one kind automatically controls filling based on pressure difference
The device of flotation column liquid level.
Background technology
Since Packed flotation column has, simple in structure, energy consumption is low, floor space is small, easy to operate, fine suitable for handling
The advantages that grain mineral, more and more applied in mineral manufacture field.But flotation column also has the limitation of its own, flotation
Column needs mine-supplying quantity to stablize as far as possible, otherwise Liquid level can be caused to fail, seriously affect separation index.And in actual production often
Since various factors can cause mine-supplying quantity fluctuation, the Liquid level mode of flotation column mainly adjusts mine-supplying quantity and discharge
Amount, and mine-supplying quantity is usually related to multiple technological processes in flotation flowsheet in actual production, so general discharge by changing
Amount adjusts the height of liquid level.
Because Packed flotation column liquid level cannot be controlled effectively, so as to influence the grade and the rate of recovery of concentrate product.Work as liquid
When position is too low or excessive, can have a negative impact to concentrate, tailings grade and the rate of recovery.In addition, existing control filling flotation
The method of column liquid level mainly passes through manual adjustment underflow valve, due to the frequent manual adjustment of valve, fluctuates larger, easy mill
Damage, replace frequently, and inconvenience is brought to production.
Utility model content
The main purpose of the utility model is that a kind of device that Packed flotation column liquid level is automatically controlled based on pressure difference is provided,
It is convenient to flotation column progress Liquid level to be intended to.
To achieve the above object, the utility model provides a kind of dress that Packed flotation column liquid level is automatically controlled based on pressure difference
Put, including device for pressure measurement, master controller, control valve, water supply valve and adjustment control device, wherein,
The device for pressure measurement is provided with multiple and is mounted on inside Packed flotation column, and control valve is installed on filling
On the ore discharge pipe of flotation column, the ore discharge pipe first line of a couplet is connected to filling pipe, and water supply valve is installed on filling pipe, device for pressure measurement, total
Controller, adjustment control device and control valve are sequentially connected electrically, the pressure value that master controller is measured according to device for pressure measurement,
Comparing calculation is carried out with setting liquid level Value Data and draws regulating command, and adjustment control device controls to adjust valve according to regulating command
Aperture, master controller are also electrically connected with water supply valve to control its aperture.
Preferably, multiple device for pressure measurement are set gradually in the short transverse of Packed flotation column.
Preferably, adjacent two device for pressure measurement setting height(from bottom) interval 0.1m~10m.
The difference in height being preferably located between the device for pressure measurement of bottom and control valve is 0.1m~10m.
Preferably, the master controller is additionally provided with the human-computer interaction for manually setting control valve and water supply valve aperture
Interface.
Preferably, the device for pressure measurement is pressure sensor.
Preferably, the master controller is equipped with the display device for being used for showing pressure information and valve opening information.
Preferably, the angle of the filling pipe and ore discharge pipe is 1 °~179 °.
Preferably, the device that Packed flotation column liquid level is automatically controlled based on pressure difference is further included in part time job
The warning device of abnormal alarm, the warning device are electrically connected with the master controller.
The utility model proposes the device that Packed flotation column liquid level is automatically controlled based on pressure difference, master controller passes through pressure
The pressure value that measuring device measures, and then level value is obtained, using this parameter as regulation index so as to control to adjust valve and benefit
The aperture of penstock, has the advantages that degree of regulation is high, easy to operate and easily controllable.Filling is automatically controlled based on pressure difference
The device of flotation column liquid level, realizes the accurate control to flotation column liquid level, and solve influences concentrate production because liquid level is unstable
The problem of grade and the rate of recovery of product.
Brief description of the drawings
Fig. 1 is that the structure for the device preferred embodiment that the utility model automatically controls Packed flotation column liquid level based on pressure difference is shown
It is intended to.
In figure, 1- first pressure sensors, 2- second pressure sensors, 3- master controllers, 4- adjustment control devices, 5- adjustings
Valve, 6- water supply valves, 7- warning devices.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
It should be noted that in the description of the utility model, term " transverse direction ", " longitudinal direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplify and describe, and are not instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the utility model.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction or dark
Show relative importance.
The utility model proposes a kind of device that Packed flotation column liquid level is automatically controlled based on pressure difference.
With reference to Fig. 1, in this preferred embodiment, a kind of device that Packed flotation column liquid level is automatically controlled based on pressure difference, including
Device for pressure measurement, master controller 3, control valve 5, water supply valve 6（It is moisturizing solenoid valve in the present embodiment）And adjust control
Device 4 processed, wherein,
Device for pressure measurement is provided with multiple and is mounted on inside Packed flotation column, and it is floating that control valve 5 is installed on filling
Select on the ore discharge pipe of column, the ore discharge pipe first line of a couplet is connected to filling pipe, and water supply valve 6 is installed on filling pipe, device for pressure measurement, master control
Device 3, adjustment control device 4 and control valve 5 processed are sequentially connected electrically, the pressure that master controller 3 is measured according to device for pressure measurement
Value, carries out comparing calculation with setting liquid level Value Data and draws regulating command, adjustment control device 4 controls to adjust valve according to regulating command
The aperture of door 5, master controller 3 are also electrically connected with water supply valve 6 to control its aperture.
Specifically, in the present embodiment, control valve 5 is pneumatic tubing clip valve.Multiple device for pressure measurement are in Packed flotation column
Short transverse set gradually.Multiple device for pressure measurement are set to be conducive to accurate level value.Adjacent two device for pressure measurement
Setting height(from bottom) interval 0.1m~10m.Device for pressure measurement is pressure sensor.To be provided with two pressure sensings in the present embodiment
Device（Respectively first pressure sensor 1 and second pressure sensor 2）Exemplified by illustrate.
Difference in height between the device for pressure measurement and control valve 5 of bottom is 0.1m~10m.Filling pipe and row
The angle of pipe is 1 °~179 °.
Further, master controller 3 is additionally provided with the man-machine friendship for manually setting 6 aperture of control valve 5 and water supply valve
Mutual interface.By setting human-computer interaction interface, so as to facilitate user to set control valve 5 and water supply valve 6 by master controller 3
Aperture.
Further, master controller 3 is equipped with the display device for being used for showing pressure information and valve opening information.Pass through
Display device is set, so as to facilitate user to check pressure information and opening information.
Further, the device that Packed flotation column liquid level is automatically controlled based on pressure difference is further included for different in part time job
The warning device 7 of normal alarm, the warning device 7 are electrically connected with master controller 3.When device for pressure measurement, device for pressure measurement,
When any one part time job occurs abnormal in master controller 3, control valve 5, water supply valve 6 and adjustment control device 4, then report
Alarm device 7 is alarmed, so as to facilitate user maintenance.
It is as follows that the device of Packed flotation column liquid level its operation principle is automatically controlled based on pressure difference.Examined by pressure sensor
The ore pulp pressure value in Packed flotation column is measured, is transmitted to by data cable in master controller 3 and calculates actual liquid level value, will be real
Border level value and setting level value are contrasted, and are sent regulating command from trend adjustment control device 4 by master controller 3, are adjusted
Controller 4 exports signal and changes aeration quantity, controls to adjust the aperture of valve 5 to change the ore discharge amount of underflow ore pulp, meanwhile, it is aided with
The aperture of water supply valve 6 is controlled, so as to form high reliability liquid level Optimal Control System.
The device of Packed flotation column liquid level is automatically controlled based on pressure difference, operation control step is as follows.
1st, due to be in pneumo type flotation column gas, solid, liquid three-phase mixture, the density of mixture can because aeration quantity,
Mine-supplying quantity and add the change of water and change.If the density of mixture is ρ in column, acceleration of gravity g, first pressure sensing
The pressure value that device 1 and second pressure sensor 2 measure is respectively P1And P2, first pressure sensor 1 and second pressure sensor 2
Vertical range is H, and the level value that first pressure sensor 1 measures is H1It is H with the level value that second pressure sensor 2 measures2。
2nd, mixture density expression formula is in column：
ρ=（P2-P1）/gH
3rd, first pressure sensor 1 measures level value H1Expression formula is：
H1=P1H/（P2-P1）
4th, second pressure sensor 2 measures level value H2Expression formula is：
H2=P2H/（P2-P1）
5th, the level value H measured using first pressure sensor 11The level value H measured with second pressure sensor 22With setting
The data for determining level value are contrasted, and by master controller 3, regulating command, adjustment control device are sent from trend adjustment control device 4
4 output signals change aeration quantity, control the aperture of underflow pneumatic operated valve to change underflow ore pulp ore discharge amount, meanwhile, it is aided with control and mends
The aperture of penstock 6, so as to constitute high reliability liquid level Optimal Control System.
The utility model proposes the device that Packed flotation column liquid level is automatically controlled based on pressure difference, master controller 3 passes through pressure
The pressure value that force measuring device measures, and then level value is obtained, using this parameter as regulation index so as to control to adjust 5 He of valve
The aperture of water supply valve 6, has the advantages that degree of regulation is high, easy to operate and easily controllable.Automatically controlled based on pressure difference
The device of Packed flotation column liquid level, realizes the accurate control to flotation column liquid level, solve influences essence because liquid level is unstable
The problem of grade and the rate of recovery of mineral products.
It these are only the preferred embodiment of the utility model, it does not limit the scope of the patent of the present invention, every
Equivalent structure transformation made based on the specification and figures of the utility model, it is relevant to be directly or indirectly used in other
Technical field, is equally included in the patent within the scope of the utility model.
Claims (9)
1. a kind of device that Packed flotation column liquid level is automatically controlled based on pressure difference, it is characterised in that including device for pressure measurement, always
Controller, control valve, water supply valve and adjustment control device, wherein,
The device for pressure measurement is provided with multiple and is mounted on inside Packed flotation column, and control valve is installed on filling flotation
On the ore discharge pipe of column, the ore discharge pipe first line of a couplet is connected to filling pipe, and water supply valve is installed on filling pipe, device for pressure measurement, master control
Device, adjustment control device and control valve are sequentially connected electrically, the pressure value that master controller is measured according to device for pressure measurement, with setting
Determine liquid level Value Data progress comparing calculation and draw regulating command, adjustment control device controls to adjust opening for valve according to regulating command
Degree, master controller are also electrically connected with water supply valve to control its aperture.
2. the device of Packed flotation column liquid level is automatically controlled based on pressure difference as claimed in claim 1, it is characterised in that Duo Gesuo
The short transverse that device for pressure measurement is stated in Packed flotation column is set gradually.
3. the device of Packed flotation column liquid level is automatically controlled based on pressure difference as claimed in claim 1, it is characterised in that adjacent two
Device for pressure measurement setting height(from bottom) interval 0.1m~10m.
4. the device of Packed flotation column liquid level is automatically controlled based on pressure difference as claimed in claim 1, it is characterised in that positioned at most
Difference in height between the device for pressure measurement and control valve of lower section is 0.1m~10m.
5. the device of Packed flotation column liquid level is automatically controlled based on pressure difference as claimed in claim 1, it is characterised in that described total
Controller is additionally provided with for manually setting control valve and the human-computer interaction interface of water supply valve aperture.
6. the device of Packed flotation column liquid level is automatically controlled based on pressure difference as claimed in claim 1, it is characterised in that the pressure
Force measuring device is pressure sensor.
7. the device of Packed flotation column liquid level is automatically controlled based on pressure difference as claimed in claim 1, it is characterised in that described total
Controller is equipped with the display device for being used for showing pressure information and valve opening information.
8. the device of Packed flotation column liquid level is automatically controlled based on pressure difference as claimed in claim 1, it is characterised in that the benefit
The angle of water pipe and ore discharge pipe is 1 °~179 °.
9. automatically controlling the device of Packed flotation column liquid level based on pressure difference as claimed in any of claims 1 to 8 in one of claims, it is special
Sign is, further includes for the warning device in part time job exception alarm, which is electrically connected with the master controller
Connect.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721231096.8U CN207301819U (en) | 2017-09-21 | 2017-09-21 | The device of Packed flotation column liquid level is automatically controlled based on pressure difference |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721231096.8U CN207301819U (en) | 2017-09-21 | 2017-09-21 | The device of Packed flotation column liquid level is automatically controlled based on pressure difference |
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| CN207301819U true CN207301819U (en) | 2018-05-01 |
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| CN201721231096.8U Active CN207301819U (en) | 2017-09-21 | 2017-09-21 | The device of Packed flotation column liquid level is automatically controlled based on pressure difference |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459626A (en) * | 2017-09-21 | 2018-08-28 | 湖北博南科技有限公司 | The devices and methods therefor of Packed flotation column liquid level is automatically controlled based on pressure difference |
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2017
- 2017-09-21 CN CN201721231096.8U patent/CN207301819U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459626A (en) * | 2017-09-21 | 2018-08-28 | 湖北博南科技有限公司 | The devices and methods therefor of Packed flotation column liquid level is automatically controlled based on pressure difference |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230403 Address after: Room 205, 2nd Floor, R&D Center, No. 8 Wealth 2nd Road, East Second Industrial Park, Huxin Technology Development Zone, Wuhan City, Hubei Province, 430000 Patentee after: Wuhan Tuopu Resource Holdings Co.,Ltd. Address before: No. 33, Dalian Road, hi tech Zone, Yichang City, Hubei Province Patentee before: HUBEI BONAN TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |