CN220215290U - Flotation coal dressing defoaming device - Google Patents
Flotation coal dressing defoaming device Download PDFInfo
- Publication number
- CN220215290U CN220215290U CN202321710501.XU CN202321710501U CN220215290U CN 220215290 U CN220215290 U CN 220215290U CN 202321710501 U CN202321710501 U CN 202321710501U CN 220215290 U CN220215290 U CN 220215290U
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- CN
- China
- Prior art keywords
- supporting plate
- defoaming device
- flotation coal
- flotation
- crushing impeller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005188 flotation Methods 0.000 title claims abstract description 31
- 239000003245 coal Substances 0.000 title claims abstract description 24
- 239000006260 foam Substances 0.000 claims abstract description 19
- 238000002360 preparation method Methods 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000013043 chemical agent Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Degasification And Air Bubble Elimination (AREA)
Abstract
The utility model relates to the technical field of flotation coal preparation equipment and discloses a flotation coal preparation defoaming device, which comprises a supporting plate, wherein a driving motor is arranged on the supporting plate, a rotating shaft of the driving motor is connected with a crushing impeller through a coupling, the crushing impeller is positioned below the supporting plate, a guide cover connected with the supporting plate is arranged on the outer side of the crushing impeller, a through hole is formed in the side wall of the guide cover, and an opening is formed in the bottom end of the guide cover; when the air guide sleeve is in operation, the crushing impeller rotates to form negative pressure, and foam is adsorbed into the air guide sleeve to be crushed and thrown out from the through hole; the utility model can be repeatedly used, avoids the waste of water sources, and has the advantages of no pollution to the water sources, low cost and strong practicability.
Description
Technical Field
The utility model relates to the technical field of flotation coal preparation equipment, in particular to a flotation coal preparation defoaming device.
Background
In the process of flotation and coal dressing, more foam can be generated, the foam has strong stability and is not easy to break, a large amount of foam enters a concentrate pool to cause the phenomenon that a slurry pump generates an air chamber, the conveying capacity of the pump is reduced, and meanwhile, excessive foam also can influence the dehydration of the flotation and coal dressing, so that the production is not facilitated; the methods adopted in the prior art include a water adding defoaming method, a chemical agent defoaming method, a screen filtering defoaming method and the like, but the water adding defoaming method not only can cause a great amount of water source waste, but also has poor effect, the chemical agent defoaming can cause pollution to the water source, the subsequent treatment difficulty of sewage can be increased, and the purchasing and the use of the chemical agent are required each time, so that the production cost is increased; however, the screen filtering method can avoid the defects of the two methods, but because the water flow contains foam and coal particles, if the screen holes are too large, the foam can not pass through the screen holes to have a corresponding defoaming effect, and if the screen holes are too small, the coal particles can be blocked on the screen, so that the subsequent production cannot be performed.
Therefore, there is a need for a flotation coal dressing and defoaming device that can be reused, is low in cost, and is pollution-free to water sources
Disclosure of Invention
The utility model aims to provide a flotation coal dressing defoaming device which can be reused, so that the waste of a water source is avoided, the pollution to the water source is avoided, the cost is low, and the practicability is high.
The utility model adopts the following technical scheme:
the utility model provides a flotation coal dressing defoaming device, includes the backup pad, be provided with driving motor in the backup pad, driving motor's pivot is connected with broken impeller through the shaft coupling, broken impeller is located the below of backup pad, broken impeller outside is provided with the kuppe of being connected with the backup pad, the kuppe lateral wall is provided with the through-hole, and its bottom opening sets up; when the air guide sleeve is in operation, the crushing impeller rotates to form negative pressure, and foam is adsorbed into the air guide sleeve to be crushed and thrown out from the through hole.
Preferably, the air guide sleeve is in a cylindrical structure.
Preferably, the air guide sleeve is detachably connected with the supporting plate.
Preferably, a protective cover is arranged outside the air guide sleeve.
Preferably, the protective cover is in a conical structure.
Preferably, the supporting plate is provided with an adjusting member.
Preferably, the adjusting member comprises a first mounting frame, a threaded screw rod is arranged on the first mounting frame, a sliding block is connected to the threaded screw rod in a threaded mode, and the sliding block is connected with the supporting plate.
Preferably, the threaded screw rod is arranged at one end of the supporting plate, a guide block is arranged at the other end of the supporting plate, and the guide block is arranged on a guide rod on the second installation frame in a sliding manner.
Preferably, the threaded screw rod and the guide rod are both positioned above the supporting plate.
Preferably, pontoons are arranged at both ends of the first mounting frame and the second mounting frame.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the crushing impeller is driven by the driving motor to rotate, negative pressure is generated at the bottom of the air guide sleeve, so that foam enters the air guide sleeve through the bottom of the air guide sleeve, the foam is crushed by utilizing the shearing force provided by the crushing impeller rotating at high speed, liquid released by the foam is immediately thrown to the air guide sleeve by centrifugal force and is discharged through the through holes on the air guide sleeve, and part of the foam is broken and converted into liquid due to impact on the inner wall of the air guide sleeve and returns to the liquid in the flotation tank again, so that liquid escape loss is reduced, and crushing effect is ensured; the device can be repeatedly used, has low cost and good effect, and can not pollute liquid at the same time, thereby having strong practicability.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
fig. 2 is a cross-sectional view of a pod according to an embodiment of the present application.
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings and examples in which:
as shown in fig. 1 to 2, the flotation coal dressing defoaming device comprises a supporting plate 1, wherein a driving motor 2 is arranged on the supporting plate 1, a rotating shaft of the driving motor 2 is connected with a crushing impeller 3 through a coupling, the crushing impeller 3 is positioned below the supporting plate 1, a guide cover 4 connected with the supporting plate 1 is arranged on the outer side of the crushing impeller 3, a through hole 5 is formed in the side wall of the guide cover 4, and the bottom end of the guide cover is provided with an opening; during operation, the bottom end of the guide cover 4 is placed in the liquid level, the crushing impeller 3 rotates under the drive of the driving motor 2, so that negative pressure is formed at the bottom of the guide cover 4, foam in the flotation tank flows towards the guide cover 4 and is adsorbed into the guide cover 4, the foam is crushed under the shearing force provided by the crushing impeller 3 rotating at high speed, liquid released by the foam is immediately thrown towards the guide cover 4 by centrifugal force, is discharged through the through holes 5 on the guide cover 4, and part of foam is broken and converted into liquid due to impact on the inner wall of the guide cover 4 and returns to the liquid in the flotation tank again, so that liquid escape loss is reduced and crushing effect is ensured. When the whole equipment is used, the whole equipment can be vertically positioned above the flotation tank in a lifting mode through the lifting frame, and the specific position can be flexibly adjusted according to actual requirements.
Further, the air guide sleeve 4 is of a cylindrical structure, so that the inner wall of the air guide sleeve 4 can form a smooth cambered surface, and liquid can be conveniently thrown out after foam is broken; the guide cover 4 is detachably connected with the supporting plate 1, so that the guide cover 4 is convenient to detach for cleaning; specifically, the top end of the air guide sleeve 4 is provided with a flange plate 6, and the flange plate 6 is connected with the supporting plate 1 through bolts. In addition, the outside of kuppe 4 still is provided with protection casing 7, and protection casing 7 is the toper structure preferably, and the bottom of protection casing 7 is higher than the bottom of kuppe 4, and the setting of protection casing 7 can shelter from the liquid that throws away from kuppe 4 top, avoids some liquid to splash in the surrounding environment, strengthens the practicality of this utility model.
Further, an adjusting piece is arranged on the supporting plate 1, and can provide support for the supporting plate 1 and adjust the position of the supporting plate 1, so that the flexibility of use is enhanced; specifically, the adjusting piece comprises a first mounting frame 8, a motor-driven threaded lead screw 9 is arranged on the first mounting frame 8, a sliding block 10 is connected to the threaded lead screw 9 in a threaded manner, and the sliding block 10 is connected with the supporting plate 1; during use, the two ends of the first mounting frame 8 can be assumed to be arranged on the flotation tank or at other supporting positions to provide support for the driving motor 2, and in actual work, the driving motor can be controlled to drive the threaded screw 9 to rotate according to the positions and the number of foams to realize the driving of the supporting plate 1, so that the position adjustment operation of the air guide cover 4 and the crushing impeller 3 is completed.
The threaded lead screw 9 is arranged at one end of the supporting plate 1, the other end of the supporting plate 1 is provided with a guide block 11, the guide block 11 is arranged on a guide rod 13 in a sliding manner, and the guide rod 13 is arranged on a second mounting frame 14; the first mounting frame 8 is arranged in parallel with the second mounting frame 14; the guide rod 13 and the guide block 11 can ensure the stability of the movement of the support plate 1, and meanwhile, the support plate 1 can be stably supported through the cooperation of the first mounting frame 8 and the second mounting frame 14; in this embodiment, the threaded screw 9 and the guide rod 13 are both located above the support plate 1, so as to reduce or avoid contact with the liquid as much as possible, and to prevent the operation thereof from being affected. In addition, the both ends of first mounting bracket 8 and second mounting bracket 14 all detachable are provided with flotation pontoon 15, and flotation tank is directly arranged in to the flotation tank to the setting of flotation pontoon 15, can guarantee that the device changes with the change of liquid level and synchronous, ensures that the bottom of kuppe 4 is located the subsurface all the time, strengthens its practicality.
Claims (10)
1. A flotation coal dressing defoaming device which is characterized in that: the device comprises a supporting plate, wherein a driving motor is arranged on the supporting plate, a rotating shaft of the driving motor is connected with a crushing impeller through a coupler, the crushing impeller is positioned below the supporting plate, a guide cover connected with the supporting plate is arranged on the outer side of the crushing impeller, a through hole is formed in the side wall of the guide cover, and an opening is formed in the bottom end of the guide cover; when the air guide sleeve is in operation, the crushing impeller rotates to form negative pressure, and foam is adsorbed into the air guide sleeve to be crushed and thrown out from the through hole.
2. The flotation coal dressing and defoaming device according to claim 1, wherein: the air guide sleeve is of a cylindrical structure.
3. The flotation coal dressing and defoaming device according to claim 1, wherein: the guide cover is detachably connected with the supporting plate.
4. The flotation coal dressing and defoaming device according to claim 1, wherein: the outside of the air guide sleeve is provided with a protective cover.
5. The flotation coal preparation defoaming device according to claim 4, wherein: the protective cover is of a conical structure.
6. The flotation coal dressing and defoaming device according to claim 1, wherein: the supporting plate is provided with an adjusting piece.
7. The flotation coal preparation defoaming device according to claim 6, wherein: the adjusting piece include first mounting bracket, be provided with the screw thread lead screw on the first mounting bracket, threaded connection has the slider on the screw thread lead screw, the slider with the backup pad is connected.
8. The flotation coal preparation defoaming device according to claim 7, wherein: the screw thread lead screw set up backup pad one end, the other end of backup pad is provided with the guide block, the guide block slides and sets up on the guide bar on the second mounting bracket.
9. The flotation coal preparation defoaming device according to claim 8, wherein: the threaded lead screw and the guide rod are both positioned above the supporting plate.
10. The flotation coal preparation defoaming device according to claim 8, wherein: the first mounting frame and the two ends of the second mounting frame are provided with pontoons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321710501.XU CN220215290U (en) | 2023-07-03 | 2023-07-03 | Flotation coal dressing defoaming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321710501.XU CN220215290U (en) | 2023-07-03 | 2023-07-03 | Flotation coal dressing defoaming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220215290U true CN220215290U (en) | 2023-12-22 |
Family
ID=89187944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321710501.XU Active CN220215290U (en) | 2023-07-03 | 2023-07-03 | Flotation coal dressing defoaming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220215290U (en) |
-
2023
- 2023-07-03 CN CN202321710501.XU patent/CN220215290U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |