CN112657684A - Flotation middling box, flotation device and flotation middling box configuration method - Google Patents
Flotation middling box, flotation device and flotation middling box configuration method Download PDFInfo
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Abstract
The invention provides a flotation middling box, a flotation device and a flotation middling box configuration method, and relates to the technical field of mineral separation, wherein the flotation middling box comprises: the valve comprises a box body, a first valve bank and a second valve bank; the box body is provided with a first ore inlet, a first ore outlet and a second ore outlet; the first valve bank and the second valve bank are respectively installed on the box body, the first valve bank is used for controlling the on-off of the first ore inlet and the first ore outlet, and the second valve bank is used for controlling the on-off of the first ore inlet and the second ore outlet. The flotation middling box provided by the invention can switch the flow direction of ore pulp under the condition that the whole flotation process is not interrupted, is particularly suitable for connecting two flotation machines in a flotation process, and can isolate the flotation machines among the operation of the separated flotation machines.
Description
Technical Field
The invention relates to the technical field of mineral separation, in particular to a flotation middling box, a flotation device and a flotation middling box configuration method.
Background
The flotation operation, whether it is roughing, scavenging or concentrating, is composed of one or more flotation machines. The front flotation machine and the rear flotation machine are connected through the middling box, and in the flotation process, any one of the multiple serially-connected flotation machines breaks down, so that the whole flotation device needs to be stopped and maintained. In addition, it is sometimes necessary to adjust the flotation operation and selectively start or stop the operation of the flotation machine depending on the process flow changes.
Disclosure of Invention
The invention aims to provide a flotation middling box, a flotation device and a flotation middling box configuration method, which can switch the flow direction of ore pulp under the condition of keeping the continuous flow of the ore pulp.
In a first aspect, the invention provides a flotation middling box comprising: the valve comprises a box body, a first valve bank and a second valve bank;
the box body is provided with a first ore inlet, a first ore outlet and a second ore outlet;
the first valve group and the second valve group are respectively arranged on the box body, the first valve group is used for controlling the connection and disconnection of the first ore inlet and the first ore outlet, and the second valve group is used for controlling the connection and disconnection of the first ore inlet and the second ore outlet.
With reference to the first aspect, the present disclosure provides a first possible implementation manner of the first aspect, wherein the box body is provided with a first chamber and a second chamber, and the first chamber and the second chamber are respectively communicated with the first mine inlet;
the first chamber is provided with a first opening communicated with the first ore outlet in a fluid mode, and the first valve group is used for controlling the opening and the closing of the first opening;
the first chamber is also provided with a second opening communicated with the second ore outlet in a fluid mode, and the second valve group is used for controlling the second opening to be opened and closed.
With reference to the first possible implementation manner of the first aspect, the present invention provides a second possible implementation manner of the first aspect, wherein a bottom of the first chamber is provided with a first inclined plate;
from one end that is close to first ore inlet to the one end of keeping away from first ore inlet, first swash plate inclines to the direction that is close to first opening.
With reference to the first possible implementation manner of the first aspect, the present invention provides a third possible implementation manner of the first aspect, wherein a bottom of the second chamber is provided with a second inclined plate;
from one end close to first ore inlet to the one end of keeping away from first ore inlet, the second swash plate inclines to the direction that is close to the second opening.
With reference to the first possible implementation manner of the first aspect, the present invention provides a fourth possible implementation manner of the first aspect, wherein the first valve group includes: the first plugging piece, the first valve rod and the first telescopic driving piece are arranged on the first valve rod;
the first plugging piece is used for being matched with the first opening, the first plugging piece is connected with the first valve rod, the first valve rod is connected with the movable end of the first telescopic driving piece, and the fixed end of the first telescopic driving piece is connected with the box body.
With reference to the first possible implementation manner of the first aspect, the present invention provides a fifth possible implementation manner of the first aspect, wherein the second valve group includes: the second plugging piece, the second valve rod and the second telescopic driving piece are arranged on the first valve rod;
the second shutoff piece be used for with second opening looks adaptation, just the second shutoff piece with the second valve rod is connected, the second valve rod with the expansion end of the flexible driving piece of second is connected, the stiff end of the flexible driving piece of second with the box is connected.
With reference to the first aspect, the present invention provides a sixth possible implementation manner of the first aspect, wherein the flotation middling box is further provided with a second ore inlet, the first valve group is used for controlling on/off of the second ore inlet and the first ore outlet, and the second valve group is used for controlling on/off of the second ore inlet and the second ore outlet.
In a second aspect, the present invention provides a flotation device comprising: the device comprises a first flotation machine, a second flotation machine, a tailing box, a first switching box and a second switching box;
the first switching box and the second switching box respectively comprise the flotation middling box provided by the first aspect;
the first ore outlet of the first switching box is communicated with the first flotation machine in a fluid mode, the second ore outlet of the first switching box is communicated with the second switching box in a fluid mode, the first ore inlet of the second switching box is communicated with the first flotation machine in a fluid mode, the first ore outlet of the second switching box is communicated with the second flotation machine in a fluid mode, and the second ore outlet of the second switching box is communicated with the tailing box in a fluid mode.
In combination with the second aspect, the present invention provides a first possible implementation manner of the second aspect, wherein the flotation device further comprises: a third flotation machine and a third switching box;
the third flotation machine is arranged between the third switching box and the tailings box;
and the second ore outlet of the second switching box is in fluid communication with the third switching box, the first ore outlet of the third switching box is in fluid communication with the third flotation machine, and the second ore outlet of the third switching box is in fluid communication with the tailing box.
In a third aspect, the method for configuring a flotation middling box provided by the invention adopts the flotation device provided by the second aspect, and comprises the following steps:
opening the first valve group, and leading mineral aggregate into the flotation machine from the first ore outlet;
and opening the second valve group, and leading the mineral aggregate from the second mineral outlet to the next box body.
The embodiment of the invention has the following beneficial effects: the flotation device is characterized in that a first ore inlet, a first ore outlet and a second ore outlet are formed in the box body, a first valve bank and a second valve bank are respectively installed on the box body, the first ore inlet and the first ore outlet are controlled to be connected and disconnected through the first valve bank, the first ore inlet and the second ore outlet are controlled to be connected and disconnected through the second valve bank, ore pulp can continuously flow into the box body through the first ore inlet, slurry can be switched to flow into the first ore outlet or the second ore outlet through the first valve bank and the second valve bank, the flotation device is particularly suitable for being connected with two adjacent flotation machines in a flotation process, and the working state of any flotation machine can be freely changed.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a front view of a first flotation middling box according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken at E-E of FIG. 1;
FIG. 3 is a cross-sectional view taken at F-F of FIG. 1;
fig. 4 is a top view of a first flotation middling box according to an embodiment of the present invention;
fig. 5 is a front view of a second flotation middling box according to an embodiment of the present invention;
fig. 6 is a side view of a second flotation middling box according to an embodiment of the present invention;
fig. 7 is a top view of a second flotation middling box according to an embodiment of the present invention;
fig. 8 is a schematic view of a flotation device provided in an embodiment of the present invention.
Icon: 001-a box body; 101-a first mine entrance; 102-a first ore outlet; 103-a second ore outlet; 104-a second mine entry; 110 — a first chamber; 120-a second chamber; 130-a first sloping plate; 140-a second sloping plate; 002-a first valve bank; 210-a first closure; 220-a first valve stem; 230-a first telescopic drive; 003-a second valve group; 310-a second closure; 320-a second valve stem; 330-a second telescopic drive; 004-a first flotation machine; 005-second flotation machine; 006-tailing tank; 007-third flotation machine.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1, a flotation middling box provided by an embodiment of the present invention includes: a box body 001, a first valve set 002 and a second valve set 003; the box body 001 is provided with a first ore inlet 101, a first ore outlet 102 and a second ore outlet 103; first valves 002 and second valves 003 are respectively installed on box 001, and first valves 002 are used for controlling the break-make of first ore inlet 101 and first ore outlet 102, and second valves 003 are used for controlling the break-make of first ore inlet 101 and second ore outlet 103.
Specifically, mineral aggregate enters the interior of the box body 001 from the first mineral inlet 101, the first valve group 002 is opened, the second valve group 003 is closed, and the mineral aggregate can be discharged through the first mineral outlet 102; the first valve set 002 is closed, the second valve set 003 is opened, and the mineral aggregate can be discharged through the second ore outlet 103. During the use, first ore inlet 101 and preceding flotation device intercommunication, first ore outlet 102 and the next flotation device intercommunication, second ore outlet 103 and the first ore inlet 101 intercommunication of another flotation middling case, through the changeable ore pulp of first valves 002 and second valves 003 to flow to the next flotation device or another flotation middling case.
In the embodiment of the present invention, the box 001 is provided with a first chamber 110 and a second chamber 120, and the first chamber 110 and the second chamber 120 are respectively communicated with the first mine inlet 101; the first chamber 110 is provided with a first opening in fluid communication with the first ore outlet 102, and the first valve set 002 is used for controlling the opening and closing of the first opening; the first chamber 110 is further provided with a second opening in fluid communication with the second tap hole 103, and the second valve group 003 is used for controlling the opening and closing of the second opening.
As shown in fig. 1, 2 and 3, slurry may pass through the first inlet 101 into the first chamber 110 and the second chamber 120, slurry entering the first chamber 110 may exit through the first opening, and slurry entering the second chamber 120 may exit through the second opening.
Further, a first inclined plate 130 is disposed at the bottom of the first chamber 110; the first sloping plate 130 slopes in a direction approaching the first opening from the end approaching the first mine opening 101 to the end away from the first mine opening 101.
The slurry entering the first chamber 110 from the first inlet port 101 flows along the first inclined plate 130, the slurry flowing along the first inclined plate 130 gradually approaches the first opening, and the slurry can be discharged through the first opening when the first valve group 002 is opened.
Further, a second inclined plate 140 is disposed at the bottom of the second chamber 120; the second sloping plate 140 slopes in a direction approaching the second opening from the end near the first mine opening 101 to the end far from the first mine opening 101.
The slurry entering the second chamber 120 from the first inlet 101 flows along the second inclined plate 140, the slurry flowing along the second inclined plate 140 gradually approaches the second opening, and the slurry can be discharged through the second opening when the second valve group 003 is opened.
As shown in fig. 1, 2, 4, 5, and 6, the first valve group 002 includes: a first block piece 210, a first valve stem 220 and a first telescopic drive 230;
the first blocking piece 210 is adapted to the first opening, the first blocking piece 210 is connected to the first valve rod 220, the first valve rod 220 is connected to the movable end of the first telescopic driving piece 230, and the fixed end of the first telescopic driving piece 230 is connected to the box 001.
Specifically, first shutoff piece 210 includes the toper shutoff piece, and the radial dimension from the one end of connecting first valve rod 220 to the one end toper shutoff piece of keeping away from first valve rod 220 steadilys decrease, and the stiff end and the installing support of first flexible driving piece 230 are connected, and the installing support is connected with box 001, drives first valve rod 220 through first flexible driving piece 230 to drive first shutoff piece 210 through first valve rod 220 and remove. When the first blocking piece 210 is inserted into the first opening, the first opening is blocked by the first blocking piece 210; when the first block piece 210 is pulled out from the first opening, the slurry may flow from the first chamber 110 to the first ore outlet 102 through the first opening.
Further, the second valve group 003 includes: a second block-out piece 310, a second valve stem 320 and a second telescopic drive 330;
the second sealing member 310 is adapted to the second opening, the second sealing member 310 is connected to the second valve rod 320, the second valve rod 320 is connected to the movable end of the second telescopic driving member 330, and the fixed end of the second telescopic driving member 330 is connected to the box 001.
Specifically, the second blocking member 310 includes a tapered blocking block, the radial dimension of the tapered blocking block decreases gradually from the end connected to the second valve stem 320 to the end away from the second valve stem 320, the second valve stem 320 is driven by the second telescopic driving member 330, and the second blocking member 310 is driven by the second valve stem 320 to move. When the second closure piece 310 is inserted into the second opening, the second opening is closed off by the second closure piece 310; when the second block piece 310 is pulled out from the second opening, the slurry may flow from the second chamber 120 to the second outlet 103 via the second opening.
As shown in fig. 1 and 5, the flotation middling box is further provided with a second ore inlet 104, the first valve bank 002 is used for controlling the connection and disconnection between the second ore inlet 104 and the first ore outlet 102, and the second valve bank 003 is used for controlling the connection and disconnection between the second ore inlet 104 and the second ore outlet 103. The second inlet 104 may receive external slurry, and when the first valve set 002 is opened, the external slurry may flow from the second inlet 104 to the first outlet 102; when the second valve group 003 is open, external slurry can flow from the second inlet port 104 to the second outlet port 103.
Example two
As shown in fig. 1 to 8, a flotation device according to an embodiment of the present invention includes: a first flotation machine 004, a second flotation machine 005, a tailing tank 006, a first switching tank and a second switching tank; the first switching box and the second switching box respectively comprise a flotation middling box provided by the first embodiment; the first ore outlet 102 of the first switching box is in fluid communication with the first flotation machine 004, the second ore outlet 103 of the first switching box is in fluid communication with the second switching box, the first ore inlet 101 of the second switching box is in fluid communication with the first flotation machine 004, the first ore outlet 102 of the second switching box is in fluid communication with the second flotation machine 005, and the second ore outlet 103 of the second switching box is in fluid communication with the tailing box 006.
Fig. 4 is a four-valve switchable middling box in which the first chamber 110 and the second chamber 120 are respectively provided with two cone valves; fig. 7 is a triple valve switchable middling box in which the first chamber 110 is provided with two cone valves and the second chamber 120 is provided with one cone valve. The first chamber 110 and the second chamber 120 are respectively provided with a cone valve to form a double-valve middling box, and in fig. 8, a first switching box is arranged at the inlet end of the first flotation machine 004 and adopts the double-valve middling box; a second switching box is installed between the first flotation machine 004 and the second flotation machine 005, and the second switching box can switch the middling box by using three valves.
In an embodiment of the invention, the flotation device further comprises: a third flotation machine 007 and a third switch box; the third flotation machine 007 is arranged between the third switching box and the tailings box 006; the second ore outlet 103 of the second switching box is in fluid communication with a third switching box, the first ore outlet 102 of the third switching box is in fluid communication with a third flotation machine 007, and the second ore outlet 103 of the third switching box is in fluid communication with a tailings box 006. The third switching box adopts a four-valve switchable middling box, and is arranged between the second flotation machine 005 and the third flotation machine 007. The first switching box can switch the ore pulp to flow to the second switching box or the first flotation machine 004, the second switching box can switch the ore pulp to flow to the third switching box or the second flotation machine 005, the third switching box can switch the ore pulp to flow to the third flotation machine 007 or the tailing box 006, and when the mineral separation process needs to be adjusted, the flotation process flow can be adjusted by adjusting the first switching box, the second switching box and the third switching box.
EXAMPLE III
As shown in fig. 1 to 8, the method for configuring a flotation middling box according to an embodiment of the present invention employs a flotation device according to an embodiment two, and includes the following steps:
opening the first valve set 002 and leading the mineral aggregate into the flotation machine from the first ore outlet 102;
the second valve group 003 is opened, and the mineral aggregate is led into the next box body 001 from the second mineral outlet 103.
The flotation middling box configuration method that this embodiment provided adopts the flotation middling box, possesses the technological effect of flotation middling box, can change the ore pulp flow direction of flotation middling box through the state of adjusting first valves 002 and second valves 003, and then adjust the flotation process flow, need not to increase the flotation machine number, can avoid leading to whole flotation system to stop working because of a flotation machine trouble among a plurality of flotation machines of establishing ties, has improved flotation device's reliability.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A flotation middling box, comprising: the valve comprises a box body (001), a first valve bank (002) and a second valve bank (003);
the box body (001) is provided with a first ore inlet (101), a first ore outlet (102) and a second ore outlet (103);
the first valve bank (002) and the second valve bank (003) are respectively installed on the box body (001), the first valve bank (002) is used for controlling the on-off of the first ore inlet (101) and the first ore outlet (102), and the second valve bank (003) is used for controlling the on-off of the first ore inlet (101) and the second ore outlet (103).
2. A flotation middling box according to claim 1, characterized in that the box (001) is provided with a first chamber (110) and a second chamber (120), the first chamber (110) and the second chamber (120) being respectively in communication with the first inlet (101);
the first chamber (110) is provided with a first opening which is communicated with the first ore outlet (102) in a fluid mode, and the first valve group (002) is used for controlling the opening and the closing of the first opening;
the first chamber (110) is further provided with a second opening communicated with the second ore outlet (103) in a fluid mode, and the second valve group (003) is used for controlling the opening and closing of the second opening.
3. A flotation middling box according to claim 2, characterized in that the bottom of the first chamber (110) is provided with a first sloping plate (130);
the first inclined plate (130) inclines towards the direction approaching the first opening from the end close to the first ore inlet (101) to the end far away from the first ore inlet (101).
4. A flotation middling box according to claim 2, characterized in that the bottom of the second chamber (120) is provided with a second sloping plate (140);
the second inclined plate (140) inclines towards the direction approaching the second opening from the end close to the first ore inlet (101) to the end far away from the first ore inlet (101).
5. The flotation middling box according to claim 2, characterized in that said first valve group (002) comprises: a first block piece (210), a first valve rod (220) and a first telescopic driving piece (230);
the first blocking piece (210) is used for being matched with the first opening, the first blocking piece (210) is connected with the first valve rod (220), the first valve rod (220) is connected with the movable end of the first telescopic driving piece (230), and the fixed end of the first telescopic driving piece (230) is connected with the box body (001).
6. The flotation middling box according to claim 2, characterized in that said second valve group (003) comprises: a second block piece (310), a second valve rod (320) and a second telescopic driving piece (330);
the second shutoff piece (310) be used for with second opening looks adaptation, just second shutoff piece (310) with second valve rod (320) are connected, second valve rod (320) with the expansion end of the flexible driving piece of second (330) is connected, the stiff end of the flexible driving piece of second (330) with box (001) is connected.
7. The flotation middling box according to claim 1, characterized in that the flotation middling box is further provided with a second ore inlet (104), the first valve bank (002) is used for controlling the second ore inlet (104) and the first ore outlet (102) to be connected and disconnected, and the second valve bank (003) is used for controlling the second ore inlet (104) and the second ore outlet (103) to be connected and disconnected.
8. A flotation device, comprising: the system comprises a first flotation machine (004), a second flotation machine (005), a tailing tank (006), a first switching tank and a second switching tank;
the first and second switching boxes each comprise a flotation middling box according to any one of claims 1 to 7;
the first ore outlet (102) of the first switching box is in fluid communication with the first flotation machine (004), the second ore outlet (103) of the first switching box is in fluid communication with the second switching box, the first ore inlet (101) of the second switching box is in fluid communication with the first flotation machine (004), the first ore outlet (102) of the second switching box is in fluid communication with the second flotation machine (005), and the second ore outlet (103) of the second switching box is in fluid communication with the tailings box (006).
9. The flotation device of claim 8, further comprising: a third flotation machine (007) and a third switching box;
the third flotation machine (007) is arranged between the third switching box and the tailings box (006);
the second ore outlet (103) of the second switching box is in fluid communication with the third switching box, the first ore outlet (102) of the third switching box is in fluid communication with the third flotation machine (007), and the second ore outlet (103) of the third switching box is in fluid communication with the tailings box (006).
10. A flotation middling box arrangement method, characterized in that it uses the flotation device according to claim 8 or 9 and comprises the following steps:
opening the first valve group (002) and leading mineral aggregate into the flotation machine from the first ore outlet (102);
and opening the second valve group (003) and leading the mineral aggregate from the second mineral outlet (103) to the next box body (001).
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| CN112657684B (en) | 2021-07-09 |
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