CN217615330U - Flotation concentrate foam thickness detection device - Google Patents
Flotation concentrate foam thickness detection device Download PDFInfo
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- CN217615330U CN217615330U CN202221635399.7U CN202221635399U CN217615330U CN 217615330 U CN217615330 U CN 217615330U CN 202221635399 U CN202221635399 U CN 202221635399U CN 217615330 U CN217615330 U CN 217615330U
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- material stabilizing
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- flotation concentrate
- stabilizing cylinder
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Abstract
The utility model discloses a flotation concentrate foam thickness detection device, which has the technical scheme that the flotation concentrate foam thickness detection device comprises a material stabilizing cylinder, wherein the top height of the material stabilizing cylinder is higher than the top height of a concentrate foam layer, and the bottom height of the material stabilizing cylinder is lower than the bottom height of a fine-concentration foam layer; the through hole penetrates through the side wall of the material stabilizing cylinder and is arranged at the position of the material stabilizing cylinder below the fine selection foam layer; the nozzle is arranged above the material stabilizing cylinder and used for spraying water into the material stabilizing cylinder; the ultrasonic liquid level meter is arranged above the material stabilizing cylinder and is used for measuring the distance between the ultrasonic liquid level meter and the liquid level in the material stabilizing cylinder; through setting up the surge tank, reduced the area of defoaming to reduced the influence to flotation concentrate concentration, through the liquid level height in the ultrasonic wave level gauge surge tank, the ultrasonic wave level gauge does not set up in the flotation concentrate, has reduced the problem that measurement accuracy is low because of the flotation concentrate caking leads to.
Description
Technical Field
The utility model relates to a technical field of coal slime flotation, more specifically the utility model discloses, it relates to a flotation concentrate foam thickness detection device.
Background
Coal slime flotation plays an increasingly important role in the coal preparation production process. The flotation operation is an important link in a coal slime water treatment system of a coal preparation plant, and plays an important role in improving benefit, protecting environment and realizing closed circulation of the coal slime water. Always, the automation level of coal preparation plant flotation system is generally not high, and intelligent basis is weak, and flotation production stops the level of relying on manual experience to control, especially the thickness measurement of flotation concentrate foam layer, needs the manual work to wash the foam defoaming with high pressure water, then measures the foam thickness of flotation concentrate, but this kind of mode washing water yield is big when washing, can very big reduction flotation concentrate's concentration to the pressure filter pan feeding time has been prolonged, leads to the filtration efficiency low.
When the liquid level meter is used for measuring, the conventional liquid level meter such as a glass tube/plate type, a weighing type, a buoyancy type and the like is used, and due to the action of a foaming agent and a collecting agent in flotation concentrate, the flotation concentrate is very greasy, very sticky and easy to agglomerate, and the problem of inaccuracy exists no matter which liquid level meter is used.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a flotation concentrate foam thickness detection device, it has reduced the area of defoaming through setting up steady feed cylinder to reduce the influence to flotation concentrate concentration, through liquid level height in the steady feed cylinder of ultrasonic level meter, the ultrasonic level meter does not set up in the flotation concentrate, has reduced the problem that measurement accuracy is low because of the flotation concentrate caking leads to.
In order to achieve the above purpose, the utility model provides a following technical scheme: a flotation concentrate foam thickness detection device comprises a material stabilizing cylinder, wherein the top height of the material stabilizing cylinder is higher than the top height of a concentrate foam layer, and the bottom height of the material stabilizing cylinder is lower than the bottom height of a concentration foam layer;
the through hole penetrates through the side wall of the material stabilizing cylinder and is arranged at a position of the material stabilizing cylinder below the fine selection foam layer;
the nozzle is arranged above the material stabilizing cylinder and used for spraying water into the material stabilizing cylinder;
and the ultrasonic liquid level meter is arranged above the material stabilizing barrel and is used for measuring the distance between the ultrasonic liquid level meter and the liquid level in the material stabilizing barrel.
Through adopting above-mentioned technical scheme, through setting up the surge tank, reduced the area of defoaming to reduced the influence to flotation concentrate concentration, through the liquid level height in the ultrasonic wave level gauge survey surge tank, the ultrasonic wave level gauge does not set up in the flotation concentrate, has reduced the problem that measurement accuracy is low because of the flotation concentrate caking leads to.
The utility model discloses further set up to: the nozzle is arranged into an L-shaped nozzle so that the spraying area of the nozzle is annular.
Through adopting above-mentioned technical scheme, through setting up the nozzle into L type nozzle for the nozzle can be more even carry out the defoaming to the foam in the material stabilizing barrel.
The utility model discloses further set up to: the water inlet pipe is connected with the nozzle and is used for supplying water to the nozzle;
and the regulating valve is arranged on the water inlet pipe and is used for controlling the water quantity circulating in the water inlet pipe and the opening and closing of the water inlet pipe.
The utility model discloses further set up to: the regulating valve is set as an electric regulating valve.
The utility model discloses further set up to: the material stabilizing barrel is set to be a cylinder, the axis of the material stabilizing barrel is vertical, and the nozzle is arranged on the axis of the material stabilizing barrel.
The utility model discloses further set up to: the aperture of the upper spray hole of the nozzle is 2mm-4mm.
The utility model discloses further set up to: the water pressure in the nozzle is 0.15-0.25 MPa.
To sum up, the utility model discloses compare in prior art and have following beneficial effect:
1. the utility model reduces the defoaming area by arranging the material stabilizing cylinder, thereby reducing the influence on the concentration of the flotation concentrate;
2. the utility model discloses an ultrasonic level meter measures the liquid level height in the material stabilizing cylinder, and the ultrasonic level meter is not arranged in the flotation concentrate, thus reducing the problem of low measurement precision caused by agglomeration of the flotation concentrate;
3. the utility model discloses a set up the nozzle into L type nozzle for the nozzle can be more even carry out the defoaming to the foam in the steady feed cylinder.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment.
In the figure: 1. adjusting a valve; 2. a nozzle; 3. an ultrasonic liquid level meter; 4. a material stabilizing barrel; 41. a through hole; 5. a control cabinet; 6. a concentrate overflow weir; 7. and (4) water inlet pipe.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following description, together with the drawings of the present invention, clearly and completely describes the technical solution of the present invention, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without creative efforts shall all belong to the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.
The present invention will be further described with reference to the accompanying drawings and preferred embodiments.
Example (b): a flotation concentrate foam thickness detection device, see figure 1, comprises a material stabilizing cylinder 4 with the top height higher than the top height of a concentrate foam layer, a plurality of through holes 41 penetrating through the side wall of the material stabilizing cylinder 4, a nozzle 2 arranged above the material stabilizing cylinder 4 and an ultrasonic liquid level meter 3 arranged above the material stabilizing cylinder 4. During measurement, flotation concentrate is positioned in the concentrate overflow weir 6, and after overflow operation, the top height of a concentrate foam layer is flush with the top height of the concentrate overflow weir 6; the bottom of the material stabilizing cylinder 4 penetrates through the concentrate foam layer and is inserted into the flotation concentrate, and the through hole 41 of the material stabilizing cylinder 4 is arranged at the position where the material stabilizing cylinder 4 is lower than the bottom of the concentrate foam layer, so that the liquid level heights of the flotation concentrate in the material stabilizing cylinder 4 and the flotation concentrate outside the material stabilizing cylinder 4 are kept consistent.
When the measurement is carried out, the defoaming treatment is carried out on the concentrate foam layer in the material stabilizing cylinder 4 through the nozzle 2. When 3 position fixing of ultrasonic wave level gauge was carried out, the difference in height between 3 and the 4 tops of material stabilizing cylinder of control ultrasonic wave level gauge was h, and the difference in height at 4 tops of material stabilizing cylinder and the 6 tops of concentrate overflow weir was m, and the back of finishing the defoaming in the material stabilizing cylinder 4, the distance l of flotation concentrate liquid level in 3 and the material stabilizing cylinder 4 of ultrasonic wave level gauge was measured through ultrasonic wave level gauge 3, can obtain through calculating, and the thickness n of concentrate foam = l-m-h.
Specifically, in this embodiment, set up nozzle 2 to have a whirl chamber structure among L type nozzle 2, the big and unobstructed runner in whirl chamber can reduce or eliminate blocking phenomenon, can produce hollow toper spraying shape to make the injection region form the annular, annular injection region can be more high-efficient and even realization carries out the defoaming to the concentrate foam blanket in the material stabilizing cylinder 4.
Specifically, this embodiment still includes inlet tube 7 and governing valve 1, and inlet tube 7 is connected with nozzle 2 for nozzle 2 supplies water, governing valve 1 sets up on inlet tube 7, is used for controlling the water yield of circulation and the switch of inlet tube 7 in the inlet tube 7. The water quantity sprayed by the nozzle 2 is controlled by controlling the water inlet pipe 7 through the adjusting valve 1.
Specifically, the regulating valve 1 is set as the electric regulating valve 1, and a control cabinet 5 is further arranged in the embodiment, the control cabinet 5 is connected with the electric regulating valve 1, and an operator can regulate the electric regulating valve 1 through the control cabinet 5 to realize control over the nozzle 2.
Specifically, the material stabilizing barrel 4 is set to be a barrel, the axis of the material stabilizing barrel 4 is vertical, and the nozzle 2 is arranged on the axis of the material stabilizing barrel 4. So that the nozzle 2 can more uniformly defoam the concentrate foam layer in the material stabilizing barrel 4.
Specifically, the aperture of the spray hole on the nozzle 2 is set to be 2mm-4mm, and the water pressure in the nozzle 2 is 0.15MPa-0.25MPa. Preferably, the angle of the hollow cone spray emitted by the nozzle 2 is set to be 51 ° to 140 °.
Preferably, the value of the distance h between the lower end of the ultrasonic liquid level meter 3 and the upper end of the material stabilizing cylinder 4 is 50mm-100mm, and the value of the height difference m between the upper end of the material stabilizing cylinder 4 and the top of the concentrate overflow weir 6 is 200mm-250mm.
Specifically, four groups of through holes 41 are arranged on the material stabilizing cylinder 4, multiple groups of through holes 41 are arranged along the vertical direction, and multiple through holes 41 in the same group are arranged around the axis of the material stabilizing cylinder 4; preferably, two groups of through holes 41 are provided, wherein the diameter of the through holes is 14mm, and the diameter of the through holes 41 of the other two groups is 24mm; preferably, the diameter of the two sets of through holes 41 at the top is set to 14mm, and the diameter of the two sets of through holes 41 at the bottom is set to 24mm.
The working principle of the flotation concentrate foam thickness detection device when in use is as follows: when the measurement is carried out, the defoaming treatment is carried out on the concentrate foam layer in the material stabilizing cylinder 4 through the nozzle 2. When 3 position fixing of ultrasonic wave level gauge was carried out, the difference in height between 3 and the 4 tops of material stabilizing cylinder of control ultrasonic wave level gauge was h, and the difference in height at 4 tops of material stabilizing cylinder and the 6 tops of concentrate overflow weir was m, and the back of finishing the defoaming in the material stabilizing cylinder 4, the distance l of flotation concentrate liquid level in 3 and the material stabilizing cylinder 4 of ultrasonic wave level gauge was measured through ultrasonic wave level gauge 3, can obtain through calculating, and the thickness n of concentrate foam = l-m-h.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a flotation concentrate foam thickness detection device which characterized in that: comprises a material stabilizing barrel (4), the top height of which is higher than the top height of a concentrate foam layer, and the bottom height of which is lower than the bottom height of a fine concentration foam layer;
the through hole (41) penetrates through the side wall of the material stabilizing cylinder (4) and is arranged at a position, below the fine selection foam layer, of the material stabilizing cylinder (4);
the nozzle (2) is arranged above the material stabilizing barrel (4) and is used for spraying water into the material stabilizing barrel (4);
and the ultrasonic liquid level meter (3) is arranged above the material stabilizing barrel (4) and is used for measuring the distance between the ultrasonic liquid level meter (3) and the liquid level in the material stabilizing barrel (4).
2. The flotation concentrate froth thickness detection apparatus of claim 1, wherein: the nozzle (2) is arranged to be an L-shaped nozzle (2) so that the spraying area of the nozzle (2) is annular.
3. The flotation concentrate froth thickness detection apparatus of claim 1, wherein: the water supply device also comprises a water inlet pipe (7) which is connected with the nozzle (2) and is used for supplying water to the nozzle (2);
and the regulating valve (1) is arranged on the water inlet pipe (7) and is used for controlling the water quantity circulating in the water inlet pipe (7) and the opening and closing of the water inlet pipe (7).
4. The flotation concentrate froth thickness detection apparatus of claim 3, wherein: the regulating valve (1) is set to be an electric regulating valve (1).
5. The flotation concentrate froth thickness detection apparatus of claim 1, wherein: the axis of the material stabilizing barrel (4) is vertical, and the nozzle (2) is arranged on the axis of the material stabilizing barrel (4).
6. The flotation concentrate froth thickness detection apparatus of claim 2, wherein: the aperture of the spray hole on the spray nozzle (2) is 2mm-4mm.
7. The flotation concentrate froth thickness detection apparatus of claim 6, wherein: the water pressure in the nozzle (2) is 0.15-0.25 Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221635399.7U CN217615330U (en) | 2022-06-27 | 2022-06-27 | Flotation concentrate foam thickness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221635399.7U CN217615330U (en) | 2022-06-27 | 2022-06-27 | Flotation concentrate foam thickness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217615330U true CN217615330U (en) | 2022-10-21 |
Family
ID=83630025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221635399.7U Active CN217615330U (en) | 2022-06-27 | 2022-06-27 | Flotation concentrate foam thickness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217615330U (en) |
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2022
- 2022-06-27 CN CN202221635399.7U patent/CN217615330U/en active Active
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