CN213494305U - Supercharging device of flotation machine - Google Patents

Abstract

The utility model discloses a flotation machine supercharging device, including the flotation machine, be equipped with the mixing chamber in the flotation machine, mixing chamber top fixed mounting has the manometer, the injection pipe has been inserted to the mixing chamber top, the injection pipe bottom is inserted in the mixing chamber and is connected with injector head fixed communication, the fixed a plurality of nozzles that are equipped with on the injector head, fixed mounting has the drive wheel to increase the pump on the injection pipe top input, the drive wheel increases pump drive end and motor output end fixed connection, the intake pipe has been inserted on the mixing chamber top, the intake pipe sets up at the injection pipe side. The utility model discloses increase motor power and drive wheel increase the pressure of pump and reach the operating mode requirement, use the adjusting valve pressure to control at any time moreover to change 45 ceramic nozzle, the flotation liquid is at the bigger velocity of flow of mixing indoor pressure faster, abundant flocculation, it is more accurate to utilize the ball valve to adjust air inlet tolerance simultaneously, and the foam bed ash content is more stable.

Description

Supercharging device of flotation machine

Technical Field

The utility model relates to a flotation device technical field specifically is a flotation device supercharging device.

Background

Because the design of a motor and a driving wheel of the original flotation machine is small, the working condition of the flotation machine can not meet the requirement when the flotation machine is started, the emulsified flotation liquid pressure can not reach, strong negative pressure can not be generated, the flotation liquid can not be fully contacted with air in a mixing chamber, a formed foam layer is loose and thin, and the ash content of clean coal is suddenly high and low. Therefore, we improve the above and provide a pressurizing device of the flotation machine.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a flotation device supercharging device.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a pressurizing device of a flotation machine, which comprises a flotation machine, wherein a mixing chamber is arranged in the flotation machine, the top end of the mixing chamber is fixedly provided with a pressure gauge, the top end of the mixing chamber is inserted with an injection pipe, the bottom end of the injection pipe is inserted into the mixing chamber and is fixedly communicated with an injection head, a plurality of nozzles are fixedly arranged on the injection head, a driving wheel increasing pump is fixedly arranged on the input end of the top end of the injection pipe, the driving end of the driving wheel increasing pump is fixedly connected with the output end of the motor, the top end of the mixing chamber is inserted with an air inlet pipe, the air inlet pipe is arranged at the side end of the injection pipe, the air inlet pipe is inserted into the mixing chamber and is fixedly connected with the inclined pipe, the output end of the inclined pipe is fixedly connected with the hemispherical plate, a plurality of air outlet holes are fixedly arranged on the arc-shaped surface of the hemispherical plate, the air outlet output end is arranged towards the injector head, and the air inlet pipe input end is fixedly provided with an adjusting ball valve.

As an optimal technical scheme of the utility model, the injector head is including a location section of thick bamboo, a location section of thick bamboo top surface is connected with the fixed communicating with each other of injection pipe, the laminating of a location section of thick bamboo bottom is equipped with the hemisphere head, the overhead fixed a plurality of nozzles that are equipped with of hemisphere, a location section of thick bamboo and the first outside spiro union of hemisphere have the locking screw ring.

As a preferred technical scheme of the utility model, the fixed a plurality of constant head tanks that are equipped with of annular on the location section of thick bamboo bottom surface, the fixed a plurality of locating pieces that are equipped with of annular on the hemisphere head top surface, the locating piece inserts in the constant head tank and constant head tank adoption transition fit.

As an optimized technical scheme of the utility model, the fixed sealing rubber layer that is equipped with of constant head tank medial surface.

As an optimized technical scheme of the utility model, the nozzle adopts 45 ceramic nozzle.

As an optimized technical proposal of the utility model, the included angle between the inclined tube and the air inlet tube is 10-15 degrees.

The utility model has the advantages that: this kind of flotation machine supercharging device, the pressure that increases motor power and drive wheel increase pump reaches the operating mode requirement, uses the governing valve pressure to control at any time moreover to change 45 ceramic nozzles, the flotation liquid is at the bigger velocity of flow of mixing indoor pressure faster, abundant flocculation, it is more accurate to utilize ball valve regulation air inlet tolerance simultaneously, and the froth layer ash content is more stable.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a pressurizing device of a flotation machine of the present invention;

FIG. 2 is a schematic diagram of a structure of a spray head of a pressurizing device of a flotation machine of the present invention;

fig. 3 is a schematic diagram of the explosion structure in fig. 2 of the pressurizing device of the flotation machine of the present invention.

In the figure: 1. a mixing chamber; 2. an injection pipe; 3. an injector head; 4. a nozzle; 5. a positioning cylinder; 6. a hemispherical head; 7. locking the threaded ring; 8. positioning blocks; 9. positioning a groove; 10. a pump is added to the driving wheel; 11. a motor; 12. an air inlet pipe; 13. an inclined tube; 14. a hemispherical plate; 15. adjusting a ball valve; 16. and a pressure gauge.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.

The terms of direction and position in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer to the direction and position of the attached drawings. Accordingly, the use of directional and positional terms is intended to illustrate and understand the present invention and is not intended to limit the scope of the invention.

Example (b): as shown in the figures 1, 2 and 3, the utility model relates to a flotation machine supercharging device, which comprises a flotation machine, a mixing chamber 1 is arranged in the flotation machine, a pressure gauge 16 is fixedly arranged at the top end of the mixing chamber 1, an injection pipe 2 is inserted into the top end of the mixing chamber 1, the bottom end of the injection pipe 2 is inserted into the mixing chamber 1 and is fixedly communicated with the injection head 3, a plurality of nozzles 4 are fixedly arranged on the injection head 3, a driving wheel increasing pump 10 is fixedly arranged on the input end at the top end of the injection pipe 2, the driving end of the driving wheel increasing pump 10 is fixedly connected with the output end of a motor 11, an air inlet pipe 12 is inserted into the top end of the mixing chamber 1, the air inlet pipe 12 is arranged at the side end of the injection pipe 2, the air inlet pipe 12 is inserted into the mixing chamber 1 and is fixedly connected with an inclined pipe 13, the output end of the inclined pipe 13 is fixedly connected, the inlet pipe 12 input end is fixed with the adjusting ball valve 15, increases the motor power and the pressure of drive wheel increase pump reaches the operating mode requirement, uses adjusting valve pressure to control at any time moreover to change 45 ceramic nozzle, the flotation liquid is at the mixed indoor pressure great velocity of flow faster, abundant flocculation, it is more accurate to utilize the ball valve to adjust air inlet tolerance simultaneously, and the froth layer ash content is more stable.

Wherein, the injector head 3 includes a location section of thick bamboo 5, 5 top surfaces of a location section of thick bamboo and injection pipe 2 fixed communicating with each other are connected, the laminating of 5 bottom ends of a location section of thick bamboo is equipped with hemisphere head 6, the fixed a plurality of nozzles 4 that are equipped with on the hemisphere head 6, location section of thick bamboo 5 and 6 outside spiro unions of hemisphere head have locking screw ring 7, only need to rotate locking screw ring 7 and just can realize change and the maintenance to injector head 3, and is convenient and fast, utilize hemisphere head 6 to make nozzle 4 can spray towards a plurality of directions simultaneously, improve the mixing efficiency with the air.

Wherein, the fixed a plurality of constant head tanks 9 that are equipped with of annular on the 5 bottom surfaces of location section of thick bamboo, the fixed a plurality of locating pieces 8 that are equipped with of annular on the 6 top surfaces of hemisphere head, locating piece 8 insert in constant head tank 9 and constant head tank 9 adopt transition fit, location when conveniently installing.

Wherein, the fixed sealing rubber layer that is equipped with of constant head tank 9 medial surface realizes sealed effect.

Wherein, the nozzle 4 adopts a 45 ceramic nozzle, the pressure is improved, and the flotation solution is ensured to be fully flocculated with air in the mixing chamber.

Wherein the included angle between the inclined tube 13 and the air inlet tube 12 is 10-15 degrees, and the contact area of air directly entering the mixing chamber 1 and the flotation solution is increased.

The working principle is as follows:

when the flotation device is used, the power of the motor 11 is increased, the driving wheel increases the pressure of the pump 10, the adjusting valve is additionally arranged at the inlet and the outlet of the driving wheel increased pump 10, the pressure is adjusted to be in the optimal starting state, and the nozzle of the flotation machine is replaced by a 45-ceramic nozzle, so that flotation liquid is fully flocculated with air in a mixing chamber. An adjusting ball valve 15 is additionally arranged on the air inlet pipe 12 to adjust the air inlet amount, the precision is tightly sewed, and a foam layer generated by the flotation machine is uniform, fine, thick and stable in clean coal ash content.

Meanwhile, in order to rapidly scrape the clean coal-rich foam layer, the speed reducer with a small speed ratio can be replaced on the flotation machine, the foam scraping device with a high rotating speed can timely scrape the floated clean coal foam layer, and the recovery rate of clean coal is improved.

In order to improve flotation efficiency, the last hemisphere head 6 that has set up of injector head 3, make nozzle 4 can spray towards a plurality of directions, and intake pipe 12 inserts in mixing chamber 1 simultaneously with pipe chute 13 fixed connection, pipe chute 13 output and hemisphere board 14 fixed connection, it is equipped with a plurality of ventholes to fix on the arcwall face of hemisphere board 14, the venthole output sets up towards injector head 3, improve the air and directly enter into mixing chamber 1 in with flotation liquid area of contact, the mixing efficiency of flotation liquid with the air has been guaranteed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a flotation machine supercharging device, includes the flotation machine, be equipped with mixing chamber (1) in the flotation machine, mixing chamber (1) top fixed mounting has manometer (16), its characterized in that, injection pipe (2) have been inserted on mixing chamber (1) top, injection pipe (2) bottom is inserted in mixing chamber (1) and is connected with injector head (3) fixed communicating with each other, fixed a plurality of nozzles (4) that are equipped with on injector head (3), fixed mounting has drive wheel increase pump (10) on injection pipe (2) top input, drive wheel increase pump (10) drive end and motor (11) output fixed connection, mixing chamber (1) top has inserted intake pipe (12), intake pipe (12) set up in injection pipe (2) side, intake pipe (12) insert in mixing chamber (1) with pipe chute (13) fixed connection, the utility model discloses a nozzle tip, including pipe chute (13), semicircle board (14), fixed a plurality of ventholes that are equipped with on the arcwall face of semicircle board (14), the venthole output sets up towards injector head (3), fixed mounting has regulation ball valve (15) on intake pipe (12) input.

2. The supercharging device of the flotation machine according to claim 1, wherein the injection head (3) comprises a positioning cylinder (5), the top surface of the positioning cylinder (5) is fixedly communicated with the injection pipe (2), a hemispherical head (6) is attached to the bottom end of the positioning cylinder (5), a plurality of nozzles (4) are fixedly arranged on the hemispherical head (6), and locking threaded rings (7) are screwed on the outer sides of the positioning cylinder (5) and the hemispherical head (6).

3. The supercharging device of a flotation machine according to claim 2, wherein a plurality of positioning grooves (9) are annularly fixedly formed in the bottom surface of the positioning cylinder (5), a plurality of positioning blocks (8) are annularly fixedly formed in the top surface of the hemispherical head (6), the positioning blocks (8) are inserted into the positioning grooves (9), and the positioning grooves (9) are in transition fit.

4. A flotation machine supercharging device according to claim 3, characterized in that a sealing rubber layer is fixedly arranged on the inner side of the positioning groove (9).

5. A flotation machine pressurisation device according to claim 1 or 2, characterised in that the nozzles (4) are 45 ceramic nozzles.

6. A flotation machine pressurisation device according to claim 1, characterised in that the angle between the chute (13) and the inlet pipe (12) is 10 ° -15 °.

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