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CN203842685U - Liquid level regulating device of vertical ring type high gradient magnetic separator - Google Patents

Liquid level regulating device of vertical ring type high gradient magnetic separator Download PDF

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Publication number
CN203842685U
CN203842685U CN201420208268.XU CN201420208268U CN203842685U CN 203842685 U CN203842685 U CN 203842685U CN 201420208268 U CN201420208268 U CN 201420208268U CN 203842685 U CN203842685 U CN 203842685U
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CN
China
Prior art keywords
liquid level
box
magnetic separator
overflow plate
type high
Prior art date
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Expired - Lifetime
Application number
CN201420208268.XU
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Chinese (zh)
Inventor
冉红想
魏红港
史佩伟
尚红亮
王芝伟
李国平
赵海亮
成磊
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North Mine Electrical Technology Co Ltd
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North Mine Electrical Technology Co Ltd
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Priority to CN201420208268.XU priority Critical patent/CN203842685U/en
Application granted granted Critical
Publication of CN203842685U publication Critical patent/CN203842685U/en
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Abstract

The utility model discloses a liquid level regulating device of a vertical ring type high gradient magnetic separator, belonging to the field of preparation equipment. The liquid level regulating device comprises a liquid level box, an overflow board, a first communication tube and a second communication tube, wherein the liquid level box is arranged at the side surface of a lower magnetic yoke of the magnetic separator, the overflow board is arranged in the liquid level box and divides the liquid level box into two chambers communicated by the upper part of the overflow board, the upper end of the overflow board is parallel and level to the expected ore pulp level in the separation chamber of the lower magnetic yoke of the magnetic separator, one chamber in the liquid level box is communicated with a tailing box of the magnetic separator through the first communication tube, and the other chamber in the liquid level box is communicated with the exterior through the second communication tube. The liquid level regulating device can guarantee that the liquid level box overflows when a large amount of ore is fed, so that the ore pulp of the tailing box is shunted, the liquid level of the separation chamber is kept roughly parallel and level to the upper edge of an overflow weir of the liquid level box, the ore pulp level of the separation chamber is regulated automatically, the liquid level maintains stable, and the separation effect of the magnetic separator is guaranteed.

Description

Liquid level adjusting device of vertical ring type high-gradient magnetic separator
Technical Field
The utility model relates to a magnet separator liquid level control device field especially relates to a found ring type high gradient magnet separator liquid level controlling means.
Background
The vertical ring type high gradient magnetic separator is a wet type strong magnetic separation device which is commonly used at present, and is widely applied to wet enrichment of weakly magnetic metal minerals such as hematite, manganese ore, ilmenite and the like and iron removal and purification of non-metal minerals such as quartz, feldspar, nepheline and the like.
The working principle of the vertical ring type high-gradient magnetic separator is as follows: during operation, the separation ring rotates, ore pulp is fed into a separation space formed by the upper magnetic yoke and the lower magnetic yoke through the ore feeding box, a background magnetic field is generated in the separation space in a permanent magnet or electromagnetic mode, the induction medium of the separation ring is magnetized in the background magnetic field to generate a large magnetic field force around the medium, magnetic substances in the ore pulp are adsorbed to the surface of the induction medium in the separation ring and are separated from the separation space by the separation ring, the magnetic substances fall into a concentrate bin under the action of top ore discharging water flushing, the magnetic substances are discharged through the concentrate tube, and non-magnetic substances in the ore pulp are discharged along with the ore pulp through the lower magnetic yoke and the tailing box, so that the separation of the magnetic substances and the non-magnetic substances is realized.
The stability of the ore pulp depth and the liquid level that the sorting ring immerses in the sorting space influences the sorting effect very much, and high ore pulp liquid level can guarantee sufficient separation time and sorting area on the one hand, and on the other hand can reduce the ore pulp and directly erode the sorting ring magnetic medium, causes the adsorbed magnetic particle to lose. However, in the actual ore dressing production process, the amount of ore pulp fed into the magnetic separator fluctuates within a certain range, so how to maintain the liquid level height and the stability of the liquid level of the ore pulp is the problem to be solved for improving the ore dressing effect.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a found ring type high gradient magnet separator liquid level adjusting device can keep the liquid level of ore pulp and the stability of liquid level to the fluctuation of solution ore dressing in-process given magnetic separator ore volume causes to select separately liquid level height and liquid level unstability inadequately, causes the poor problem of separation effect.
In order to solve the technical problem, the utility model provides a found ring type high gradient magnet separator liquid level adjusting device, include:
the overflow plate is arranged on the liquid level box; wherein,
the liquid level box is arranged on the side surface of the lower magnetic yoke of the magnetic separator;
the overflow plate is arranged in the liquid level box, the liquid level box is divided into two chambers which are communicated with each other through the upper part of the overflow plate, and the upper end of the overflow plate is flush with the expected ore pulp liquid level in the separation space of the magnetic separator lower magnetic yoke;
a chamber in the liquid level box is communicated with a tailing box of the magnetic separator through the first communication pipe;
and the other chamber in the liquid level box is communicated with the outside through the second communicating pipe.
The utility model has the advantages that: through the liquid level case that sets up and the tailing case intercommunication in the magnet separator side, and at the liquid level incasement set up with the overflow plate of separation space in the expectation liquid level parallel and level, the overflow plate will be divided into two rooms through the overflow plate intercommunication in the liquid level incasement, the tailing case of a room intercommunication magnet separator, another room is connected the outside, liquid level case produces the overflow when can guarantee to give the ore deposit volume great like this, produce the reposition of redundant personnel effect to tailing case ore pulp, edge parallel and level above maintaining separation space liquid level height roughly with liquid level case overflow weir, reach the interior ore pulp liquid level of automatically regulated separation space, and keep the liquid level stable, guarantee the separation effect of sorter. The device realizes the automatic adjustment of the pulp liquid level in the separation space of the magnetic separator by a simple mechanical communication structure, and has the advantages of low cost, good stability, easy maintenance and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a liquid level self-adjusting device of a vertical ring type high gradient strong magnetic separator provided by the present invention;
the parts in the figures are correspondingly numbered: 1-sorting ring; 2-upper magnetic yoke; 3-a lower magnetic yoke; 4-a liquid level tank; 5-an overflow plate; 6-a first communicating pipe; 7-a second communicating pipe; 8-tailing tank; 9-control valve; 10-slurry.
Detailed Description
The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
FIG. 1 shows that the embodiment of the utility model provides a vertical ring formula high gradient magnet separator liquid level adjusting device can carry out the self-interacting to the magnet separator liquid level to keep the stability of liquid level, this adjusting device includes: the overflow plate is arranged on the liquid level box;
the liquid level box is arranged on the side surface of the lower magnetic yoke of the magnetic separator;
the overflow plate is arranged in the liquid level box, the liquid level box is divided into two chambers which are communicated with each other through the upper part of the overflow plate, and the upper end of the overflow plate is flush with the expected pulp liquid level in the separation space of the lower magnetic yoke of the magnetic separator;
one chamber in the liquid level box is communicated with a tailing box of the magnetic separator through a first communicating pipe;
the other chamber in the liquid level box is communicated with the outside through a second communicating pipe.
The above liquid level adjusting device further includes: and the control valve is arranged at the ore discharge port of the tailing box of the magnetic separator. The opening of the control valve is determined according to the minimum ore feeding amount in the normal production process, namely: the ore pulp liquid level in the liquid level box is ensured to be flush with the upper edge of the overflow plate when the minimum ore feeding amount is reached. Preferably, the control valve can adopt a gate valve.
In the liquid level regulating device, the overflow plate is positioned in the middle part of the liquid level box, and two side edges and the bottom edge of the overflow plate are hermetically connected with the inside of the liquid level box. Thus, the side edges and the bottom edges of the two chambers separated by the overflow plate in the liquid level box are not communicated. Specifically, the overflow plate may divide the interior of the tank into two chambers, left and right.
Preferably, among the above-mentioned liquid level adjusting device, can set to the height that conveniently adjusts the liquid level case, and then the height of the interior overflow plate of adjustment liquid level case realizes adjusting the interior expected ore pulp liquid level height of lower yoke sorting space.
The adjusting device of the present invention will be further described with reference to the following drawings and embodiments.
As shown in fig. 1, the embodiment of the utility model provides a pair of found strong magnet separator liquid level adjusting device of ring formula high gradient can self-interacting the liquid level height in the magnet separator, and this adjusting device mainly includes: the liquid level box 4, the overflow plate 5, the first communicating pipe 6 and the second communicating pipe 7; wherein, the liquid level box 4 is fixed on the side surface of the lower magnetic yoke 3 of the magnetic separator body; an overflow plate 5 is arranged in the middle of the liquid level box 4, and the liquid level box 4 is divided into two chambers which are independent from left to right; the lower opening of the left chamber in the liquid level box 4 is communicated with a tailing box 8 of the magnetic separator body through a first communicating pipe 6, and the lower opening of the right chamber of the liquid level box 4 is communicated with the outside through a second communicating pipe 7; a control valve 9 is arranged at the position of the ore discharge port of the tailing tank 8.
Among the above-mentioned adjusting device, the overflow plate 5 in the liquid level case 4 will be guaranteed at the lower yoke 3 fixed position of magnet separator and the ore pulp liquid level height parallel and level that expects in the separation space that upper and lower yoke 3, 4 of magnet separator constitute.
Specifically, the overflow plate 5 is a part of the liquid level tank 4, and a plurality of plates related to the liquid level tank 4 are in sealed connection, so that a left chamber and a right chamber in the liquid level tank 4 are not communicated at the blocking position of the overflow plate 5.
In the above regulating device, the opening of the control valve 9 is determined according to the minimum ore feeding amount in the normal production process, that is: the liquid level of the ore pulp 10 in the liquid level box with the minimum ore feeding amount is ensured to be flush with the upper edge of the overflow plate. Thus, the immersion depth of the separating ring 1 of the magnetic separator under a smaller ore feeding condition can be ensured; when the ore feeding amount is larger, the overflow effect of the liquid level box 4 is strengthened, and the liquid level fluctuation of the separation space is not large. The preferred control valve 9 may be a gate valve.
Through setting up the adjusting device of above structure for constitute the structure similar to the linker between the upper and lower yoke of magnet separator, tailing case, first connecting pipe and the liquid level case, can guarantee to select separately the space liquid level all the time with liquid level case left ventricle liquid level and level. The ore feeding amount of the magnetic separator is dynamically fluctuated within a certain range during normal operation. Adopt this liquid level self-adjusting device, adjust the control valve aperture of tailing case export when the ore feeding volume is less for liquid level incasement liquid level and overflow plate parallel and level, liquid level case strengthens the reposition of redundant personnel effect of tailing incasement ore pulp when the ore feeding volume increases, and liquid level case left room ore pulp overflow gets into liquid level case right room, discharges through the second communicating pipe, and separation space liquid level is roughly equivalent with liquid level case overflow plate position this moment. The liquid level adjusting device has a simple structure with lower cost, can ensure the height of the liquid level in the separation space and the stability of the liquid level, and can effectively ensure the separation effect of the magnetic separator.
To sum up, the liquid level regulating device of this application through having set up the overflow plate in liquid level box middle part, and will guarantee overflow plate and separation space in expectation liquid level parallel and level at the fixed position of liquid level box in lower yoke, liquid level box liquid level height and this criterion of overflow weir parallel and level are decided when tailing mouth ore discharge pipe department control flap aperture is according to the minimum ore pulp volume in the normal production process, so can guarantee to produce the overflow for liquid level box when ore volume is great, maintain separation space liquid level height roughly with liquid level box overflow weir parallel and level. The liquid level box and the magnetic separator body form a structure similar to a communicating vessel, the height of the liquid level of the separation space can be obtained through the liquid level box, some abnormal conditions in the mineral separation process flow during production can be found, and the processing is conveniently and timely carried out. The liquid level box is connected with the tailing box of the magnetic separator through the first communicating pipe, and because the ore pulp in the tailing box is non-magnetic ore after separation, the overflow ore pulp in the liquid level box can be combined with the ore pulp at the ore discharge port of the tailing box to enter the next flow, so that the secondary return of the overflow ore pulp to the flow for separation is avoided. The liquid level adjusting device does not adopt a special automatic control system to detect and control the liquid level, but maintains the height of the liquid level through a mechanical structure, and has the advantages of good adjusting effect, simple structure, low cost and easy realization.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (5)

1. The utility model provides a found ring type high gradient magnet separator liquid level adjusting device which characterized in that includes:
the overflow plate is arranged on the liquid level box; wherein,
the liquid level box is arranged on the side surface of the lower magnetic yoke of the magnetic separator;
the overflow plate is arranged in the liquid level box, the liquid level box is divided into two chambers which are communicated with each other through the upper part of the overflow plate, and the upper end of the overflow plate is flush with the expected ore pulp liquid level in the separation space of the magnetic separator lower magnetic yoke;
a chamber in the liquid level box is communicated with a tailing box of the magnetic separator through the first communication pipe;
and the other chamber in the liquid level box is communicated with the outside through the second communicating pipe.
2. The liquid level regulating device for the vertical ring type high gradient magnetic separator as claimed in claim 1, further comprising: and the control valve is arranged at the ore discharge port of the tailing box of the magnetic separator.
3. The liquid level regulating device for the vertical ring type high gradient magnetic separator as claimed in claim 2, wherein the control valve is a gate valve.
4. The liquid level regulating device for the vertical ring type high gradient magnetic separator as claimed in claim 1, wherein the overflow plate is located in the middle part of the liquid level box.
5. The liquid level adjusting device for the vertical ring type high gradient magnetic separator as claimed in claim 1 or 4, wherein two side edges and a bottom edge of the overflow plate are hermetically connected with the inside of the liquid level box.
CN201420208268.XU 2014-04-25 2014-04-25 Liquid level regulating device of vertical ring type high gradient magnetic separator Expired - Lifetime CN203842685U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420208268.XU CN203842685U (en) 2014-04-25 2014-04-25 Liquid level regulating device of vertical ring type high gradient magnetic separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420208268.XU CN203842685U (en) 2014-04-25 2014-04-25 Liquid level regulating device of vertical ring type high gradient magnetic separator

Publications (1)

Publication Number Publication Date
CN203842685U true CN203842685U (en) 2014-09-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420208268.XU Expired - Lifetime CN203842685U (en) 2014-04-25 2014-04-25 Liquid level regulating device of vertical ring type high gradient magnetic separator

Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104307627A (en) * 2014-10-16 2015-01-28 昆明理工大学 Small-section communicating pipe device and method for keeping pulp surface in wet magnetic separator tank body horizontal
CN112439545A (en) * 2020-12-25 2021-03-05 中冶北方(大连)工程技术有限公司 Closed-circuit type drum magnetic separator
CN116392854A (en) * 2023-06-07 2023-07-07 江中药业股份有限公司 Full-automatic chromatographic device and analysis system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104307627A (en) * 2014-10-16 2015-01-28 昆明理工大学 Small-section communicating pipe device and method for keeping pulp surface in wet magnetic separator tank body horizontal
CN112439545A (en) * 2020-12-25 2021-03-05 中冶北方(大连)工程技术有限公司 Closed-circuit type drum magnetic separator
CN116392854A (en) * 2023-06-07 2023-07-07 江中药业股份有限公司 Full-automatic chromatographic device and analysis system

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Granted publication date: 20140924