CN202778728U - Double-barrelled subatmospheric pressure flotation system - Google Patents
Double-barrelled subatmospheric pressure flotation system Download PDFInfo
- Publication number
- CN202778728U CN202778728U CN 201220403472 CN201220403472U CN202778728U CN 202778728 U CN202778728 U CN 202778728U CN 201220403472 CN201220403472 CN 201220403472 CN 201220403472 U CN201220403472 U CN 201220403472U CN 202778728 U CN202778728 U CN 202778728U
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- mozzle
- flow guide
- barrelled
- splitter
- double
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Abstract
The utility model discloses a double-barrelled subatmospheric pressure flotation system. The problems that a split type flotation column is low in flotation efficiency and has no specialized liquid level monitoring device in the prior art are solved. The double-barrelled subatmospheric pressure flotation system comprises flow guide pipes, a separation column which is arranged at the lower end of the flow guide pipes and a flow outlet which is arranged at the lower end of the separation column. The double-barrelled subatmospheric pressure flotation system is characterized in that an air absorbing cavity which is connected with each flow guide pipe through a connecting pipe is arranged at the upper end of each flow guide pipe. A spray nozzle is arranged at the upper end of each air absorbing cavity, wherein one end of each spray nozzle is inserted into each air absorbing cavity. An airflow inlet which is communicated with ambient pressure is arranged in each air absorbing cavity. A liquid level sensor is arranged on the side wall of the separation column. The number of the flow guide pipes is two. The two flow guide pipes are horizontally arranged in parallel and are connected with the separation column. Each spray nozzle is conical. A diffusing pipe is arranged between each connecting pipe and each flow guide pipe, wherein the diffusing pipe is communicated with the corresponding connecting pipe and flow guide pipe. The double-barrelled subatmospheric pressure flotation system has the advantages of being simple in structure, low in cost, convenient to achieve and capable of being popularized widely.
Description
Technical field
The utility model relates to a kind of fine particle separation equipment, specifically, is a kind of two-tube negative pressure floatation system.
Background technology
Gu flotation is the method for carrying out liquid-liquid, solid-liquid and solid-separation (ore particle, oil droplet etc.) by the difference of the Surface Physical Chemistry character of particle; The method is with the running medium of bubble as particle.FLOTATION SEPARATION is to carry out in the floatation equipment of special use, and floatation equipment is mainly by following several: agitation impeller flotator, air flotation post and split type flotation column.At present, flotation column commonly used in the engineer operation is split type flotation column, and it has, and the flotation column height is low, the flotation efficiency advantages of higher; But through long-term experiment and practice, also there is following shortcoming in split type flotation device: inspiratory capacity is restricted, and ore pulp mixes abundant not with gas, and the mineralising effect is bad; And do not have ad hoc level control or watch-dog in the splitter, ore pulp often occurs and overflow, to such an extent as to have a strong impact on engineer operation.
The utility model content
The purpose of this utility model is to overcome defects, provide a kind of overall structure simple, realize easily floatation equipment.
To achieve these goals, the scheme of the utility model employing is as follows:
Two-tube negative pressure floatation system, comprise mozzle, be arranged on the splitter of this mozzle lower end, and the head piece that goes out that is arranged on the splitter lower end, be provided with the suction muffler that is attached thereto by tube connector in the upper end of described mozzle, this suction muffler upper end is provided with an end and inserts its inner nozzle, and offer the air flow inlet that communicates with ambient pressure at suction muffler, and on the sidewall of described splitter, also be provided with liquid level sensor, described mozzle number is two, the two level is set up in parallel and all links to each other with splitter, also be provided with the anemostat that is communicated with the two respectively between described tube connector and mozzle, described nozzle is tapered, and its port cross-sectional area is 1/5th to 1/10th of tube connector port cross-sectional area.
Further, described mozzle lower end tangentially links to each other with the splitter side.
Further, described air flow inlet number is more than one, and all is positioned at the upper end of suction muffler.
Further, described tube connector is 5 to 12 with the cross-sectional area ratio of mozzle.
The utility model compared with prior art has the following advantages and beneficial effect:
(1) the utility model is not only simple in structure, and with low cost, realization convenience;
(2) the utility model is provided with the suction muffler that is attached thereto by tube connector in the upper end of mozzle, this suction muffler upper end is provided with an end and inserts its inner nozzle, and offer the air flow inlet that communicates with ambient pressure at suction muffler, nozzle sprays high speed ore pulp with pressure, air flow velocity is little from the air flow inlet of suction muffler side is involved in, air and ore pulp jet enter tube connector and are taken away at a high speed by jet, thereby in suction muffler, form pseudo-vacuum state, and cause negative pressure, thereby more Air Entrainment is entered the jet operation area, it is gradually consistent when air arrives mozzle with ore pulp, and change the kinetic energy of fluid-mixing into pressure energy by mozzle, and air split be divided into minute bubbles, thereby form foam stream at mozzle; The breathing space of suction muffler is much larger than mozzle, and immobilized particles or oil droplet in the ore pulp and the minute bubbles split minute carry out sufficient mineralization at mozzle, guaranteed that effectively ore pulp is abundant with mixing of gas, its mixing efficiency is higher than traditional split type flotation column, mineralization is strong, and then has improved flotation efficiency;
(3) the utility model also is provided with liquid level sensor on the sidewall of splitter, and this liquid level sensor is connected with external attention device by holding wire, and it can monitor the height of liquid level in the splitter timely, has effectively avoided flow of slurry to overflow;
(4) so material is common common material on the market in the utility model, and it is simple in structure, low price, cost is very cheap, has established solid foundation for it promotes the use on a large scale;
(5) the mozzle number is two in the utility model, and the two level is set up in parallel and all links to each other with splitter, and according to actual needs, mozzle also can be set to three, four even more, and it is in order to improve flotation efficiency;
(6) the utility model also is provided with the anemostat that is communicated with the two respectively between described tube connector and mozzle, the volume of anemostat is greater than tube connector, ore pulp and air are in anemostat inner casing mixed at high speed, and reach fast the comparatively stable fluid of consistent formation, mix with gas thereby improved further ore pulp, guaranteed mixing efficiency;
(7) nozzle is tapered in the utility model, its port cross-sectional area is 1/5th to 1/10th of tube connector port cross-sectional area, the nozzle of taper can improve widely from flow velocity and the pressure of the ore pulp of its ejaculation, thereby guaranteed the sufficient degree that ore pulp mixes with gas, improved flotation efficiency.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Wherein, the parts name that Reference numeral is corresponding is called: the 1-mozzle, and the 2-splitter, 3-goes out head piece, 4-tube connector, 5-suction muffler, 6-nozzle, 7-air flow inlet, 8-liquid level sensor, 9-anemostat.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
As shown in Figure 1, two-tube negative pressure floatation system, comprise mozzle 1, be arranged on the splitter 2 of this mozzle 1 lower end, and be arranged on splitter 2 lower ends go out head piece 3, be provided with the suction muffler 5 that is attached thereto by tube connector 4 in the upper end of described mozzle 1, these suction muffler 5 upper ends are provided with an end and insert its inner nozzle 6, and offer the air flow inlet 7 that communicates with ambient pressure at suction muffler 5.
The utility model also is provided with liquid level sensor 8 on the sidewall of splitter, this liquid level sensor 8 is connected with external attention device by holding wire, and it can monitor the height of liquid level in the splitter timely, has effectively avoided flow of slurry to overflow.
The utility model also is provided with the anemostat 9 that is communicated with the two respectively between described tube connector 4 and mozzle 1, the volume of anemostat 9 is greater than tube connector 4, ore pulp and air are in anemostat inner casing mixed at high speed, and reach fast the comparatively stable fluid of consistent formation, mix with gas thereby improved further ore pulp, guaranteed mixing efficiency.
Nozzle 6 is tapered in the utility model, its port cross-sectional area is 1/5th to 1/10th of tube connector port cross-sectional area, the nozzle of taper can improve widely from flow velocity and the pressure of the ore pulp of its ejaculation, thereby has guaranteed the sufficient degree that ore pulp mixes with gas, has improved flotation efficiency.
Mozzle 1 number is two in the utility model, and the two level is set up in parallel and all links to each other with splitter 2, and according to actual needs, mozzle 1 also can be set to three, four even more, and it is in order to improve flotation efficiency.
In the present embodiment, described mozzle 1 lower end tangentially links to each other with splitter 2 sides.
In order to improve air-breathing speed, described air flow inlet 7 numbers are more than one, and all are positioned at the upper end of suction muffler 5.
In the present embodiment, in order to guarantee ore pulp air pressure, described tube connector 4 is 5 to 12 with the cross-sectional area ratio of mozzle 1.
Principle of the present utility model: nozzle sprays high speed ore pulp with pressure, air flow velocity is little from the air flow inlet of suction muffler side is involved in, air and ore pulp jet enter tube connector and are taken away at a high speed by jet, thereby in suction muffler, form pseudo-vacuum state, and cause negative pressure, thereby more Air Entrainment is entered the jet operation area, it is gradually consistent when air arrives mozzle with ore pulp, and change the kinetic energy of fluid-mixing into pressure energy by mozzle, and air split be divided into minute bubbles, thereby form foam stream at mozzle; The breathing space of suction muffler is much larger than mozzle; and immobilized particles or oil droplet in the ore pulp and the minute bubbles split minute carry out sufficient mineralization at mozzle; guaranteed that effectively ore pulp is abundant with mixing of gas; its mixing efficiency is higher than traditional split type flotation column; mineralization is strong, and then has improved flotation efficiency.
According to above-described embodiment, can well realize the utility model.
Claims (4)
1. two-tube negative pressure floatation system, comprise mozzle (1), be arranged on the splitter (2) of this mozzle (1) lower end, and be arranged on splitter (2) lower end go out head piece (3), it is characterized in that: be provided with the suction muffler (5) that is attached thereto by tube connector (4) in the upper end of described mozzle (1), this suction muffler (5) upper end is provided with an end and inserts its inner nozzle (6), and offer the air flow inlet (7) that communicates with ambient pressure at suction muffler (5), and on the sidewall of described splitter (2), also be provided with liquid level sensor (8), wherein, described mozzle (1) number is two, the two level is set up in parallel and all links to each other with splitter (2), described nozzle (6) is tapered, its port cross-sectional area is 1/5th to 1/10th of tube connector (4) port cross-sectional area, also is provided with the anemostat (9) that is communicated with the two respectively between described tube connector (4) and mozzle (1).
2. two-tube negative pressure floatation system according to claim 1, it is characterized in that: described mozzle (1) lower end tangentially links to each other with splitter (2) side.
3. two-tube negative pressure floatation system according to claim 2, it is characterized in that: described air flow inlet (7) number is more than one, and all is positioned at the upper end of suction muffler (5).
4. two-tube negative pressure floatation system according to claim 3 is characterized in that: described tube connector (4) is 5 to 12 with the cross-sectional area ratio of mozzle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220403472 CN202778728U (en) | 2012-08-15 | 2012-08-15 | Double-barrelled subatmospheric pressure flotation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220403472 CN202778728U (en) | 2012-08-15 | 2012-08-15 | Double-barrelled subatmospheric pressure flotation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202778728U true CN202778728U (en) | 2013-03-13 |
Family
ID=47806072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220403472 Expired - Fee Related CN202778728U (en) | 2012-08-15 | 2012-08-15 | Double-barrelled subatmospheric pressure flotation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202778728U (en) |
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2012
- 2012-08-15 CN CN 201220403472 patent/CN202778728U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20130815 |