CN218250849U - Self-suction type flotation machine and stator impeller system - Google Patents
Self-suction type flotation machine and stator impeller system Download PDFInfo
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- CN218250849U CN218250849U CN202222254326.XU CN202222254326U CN218250849U CN 218250849 U CN218250849 U CN 218250849U CN 202222254326 U CN202222254326 U CN 202222254326U CN 218250849 U CN218250849 U CN 218250849U
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Abstract
The utility model provides a from air suction type flotation device and stator vane system, this from air suction type flotation device's stator vane system includes: the vertical cylinder is a hollow rotary body, a vertical cylinder cover is arranged on the upper end face of the vertical cylinder, and a flange plate is fixed on the lower end face of the vertical cylinder; the main shaft is arranged in the vertical cylinder, the first end of the main shaft penetrates through the vertical cylinder cover, and the end part of the second end of the main shaft is positioned below the lower end face of the vertical cylinder; the first end of the impeller component is fixedly connected with the second end of the main shaft; the stator assembly is sleeved at the first end of the impeller assembly and forms a preset gap between the impeller assembly and the stator assembly, and the upper end face of the stator assembly is fixedly connected with the flange plate at the lower end face of the vertical tube. The utility model discloses a scheme has realized that it is visible from the inside of air suction formula flotation device's stator module and impeller subassembly, has simple structure, easy maintenance, cost of maintenance low and the low advantage of energy consumption simultaneously.
Description
Technical Field
The utility model relates to a flotation device equipment technical field, concretely relates to from inhaling formula flotation device and stator impeller system.
Background
The flotation machine is mainly used for roughing and selecting nonferrous metals, ferrous metals and nonmetallic metals, has a plurality of structural forms, and is most commonly a self-suction type mechanical stirring flotation machine.
The working principle of the self-suction flotation machine is that a motor drives an impeller to rotate, liquid vortex is generated near the impeller, and a negative pressure area is formed in the center of the vortex, so that air is sucked; the three-phase mixed ore pulp passes through the stator at high tangential and radial speeds, the momentum of the tangential part is converted into the radial direction, and a local turbulent flow field is generated at the same time, and the turbulent flow field is helpful for air-ore pulp mixing, air bubble refining and further mineralization. Early studies thought that gas-liquid dispersion was formed by shearing gas into fine bubbles directly by the blades, but recent studies showed that gas-liquid dispersion was cavitation-controlled. The dispersion of bubbles firstly forms relatively stable air pockets on the back of the blade, the air pockets break at the tail part to form a dispersion area rich in small bubbles, and when the air speed is too high or the stirring rotating speed is too low, the air pockets are combined to generate air flooding, thereby influencing the flotation effect.
In the existing flotation machine, a rotor stator of the flotation machine is arranged at the bottom of a tank body, the inside of the rotor stator is invisible, a large amount of manpower and material resources are consumed during maintenance and replacement, and the energy consumption is high due to the fact that the installation position of the rotor is too low. In addition, the auxiliary stirring mechanism is connected to the side wall surface of each groove body of the flotation machine, so that the foaming speed can be accelerated, the bubble adhesion opportunity is improved, the energy consumption is high, the structure is complex, auxiliary shafts are easy to wear, the equipment manufacturing and maintenance cost is high, the use experience of customers is seriously affected, meanwhile, the auxiliary stirring mechanism is additionally arranged on the side wall surface, the occupied area is increased, and the investment cost is also improved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a from air suction type flotation machine and stator impeller system, realized from air suction type flotation machine's stator module and impeller assembly's inside visible, have simple structure, easy maintenance, cost of maintenance low and the energy consumption low advantage simultaneously.
In order to solve the technical problem, the technical scheme of the utility model as follows:
an embodiment of the utility model provides a from air suction type flotation device's stator impeller system, include:
the vertical cylinder is a hollow rotary body, a vertical cylinder cover is arranged on the upper end face of the vertical cylinder, and a flange plate is fixed on the lower end face of the vertical cylinder;
the main shaft is arranged in the vertical cylinder, the first end of the main shaft penetrates through the vertical cylinder cover, and the end part of the second end of the main shaft is positioned below the lower end face of the vertical cylinder;
the first end of the impeller component is fixedly connected with the second end of the main shaft;
the stator assembly is sleeved at the first end of the impeller assembly, a preset gap is formed between the impeller assembly and the stator assembly, and the upper end face of the stator assembly is fixedly connected with the flange plate at the lower end face of the vertical cylinder.
Optionally, the stator impeller system of the self-suction flotation machine further includes:
the air inlet pipe is fixed on the vertical cylinder cover and is communicated with the interior of the vertical cylinder.
Optionally, the second end of the main shaft is sleeved with an impeller connecting disc, and the main shaft is further provided with a key groove for fixing the impeller connecting disc.
Optionally, a baffle is arranged on the main shaft, and the baffle is fixed at the second end of the main shaft.
Optionally, an anti-abrasion rubber seal is arranged on the impeller connecting disc.
Optionally, the impeller assembly comprises:
the hub is of a hollow rotary body structure, a first end of the hub is provided with a plurality of upper blades in a surrounding manner, a second end of the hub is provided with a plurality of lower blades in a surrounding manner, and the upper blades and the lower blades are arranged on the hub in a crossed manner;
the lower end face of the first connecting disc is fixed to the end portion of the first end of the hub, and the upper end face of the first connecting disc is fixedly connected with the impeller connecting disc.
Optionally, the impeller assembly further comprises:
the upper end surface of the second connecting disc is fixed at the second end part of the hub;
the clamping ring is fixed on the lower end face of the second connecting disc through the clamping ring connecting piece; and the rubber protection disc is sleeved on the second connecting disc.
Optionally, the stator assembly includes:
the stator disc is annular, a plurality of mounting grooves penetrating through the upper end surface and the lower end surface of the stator disc are formed in the stator disc, screw holes connected with the flange plate are formed among the mounting grooves, and the upper end surface of the stator disc is fixedly connected with the flange plate;
the stator guide plate is T-shaped, and the first end of the stator guide plate is fixed in the mounting groove.
The embodiment of the utility model provides a still provide a from air suction type flotation device, include: the self-suction type flotation machine comprises a machine body, a flow guide pipe, a flow guide adjusting pipe and a stator impeller system of the self-suction type flotation machine.
Optionally, the honeycomb duct sets up the bottom of organism, and is located lower blade below, the water conservancy diversion regulating pipe sets up on the honeycomb duct.
The above technical scheme of the utility model at least include following beneficial effect:
from air suction type flotation device's stator impeller system, include: the vertical cylinder is a hollow rotary body, a vertical cylinder cover is arranged on the upper end face of the vertical cylinder, and a flange plate is fixed on the lower end face of the vertical cylinder; the main shaft is arranged in the vertical cylinder, the first end of the main shaft penetrates through the vertical cylinder cover, and the end part of the second end of the main shaft is positioned below the lower end face of the vertical cylinder; the first end of the impeller component is fixedly connected with the second end of the main shaft; the stator assembly is sleeved at the first end of the impeller assembly and forms a preset gap between the impeller assembly and the stator assembly, and the upper end face of the stator assembly is fixedly connected with the flange plate at the lower end face of the vertical tube. The problems that the stator assembly and the impeller assembly of the existing flotation machine are invisible inside, a large amount of manpower and material resources are consumed during maintenance and replacement, and the energy consumption is high due to the fact that the installation position of the impeller assembly is too low are solved. The internal visibility of the stator assembly and the impeller assembly of the self-suction flotation machine is realized, and the self-suction flotation machine has the advantages of simple structure, convenience in maintenance, low maintenance cost and low energy consumption.
Drawings
Figure 1 is a cross-sectional view of the self-aspirating flotation machine and stator vane system of the present invention;
figure 2 is a partial structural cross-sectional view of the stator vane system of the self-aspirating flotation machine of the present invention;
figure 3 is a structural cross-sectional view of the main shaft portion of the stator vane system of the self-aspirating flotation machine of the present invention;
figure 4 is a cross-sectional view of the stator assembly and impeller assembly of the stator impeller system of the self-aspirating flotation machine of the present invention;
figure 5 is a perspective view of the impeller assembly of the stator impeller system of the self-aspirating flotation machine of the present invention;
figure 6 is a cross-sectional view of the rubber protection disk within the impeller assembly of the stator impeller system of the self-aspirating flotation machine of the present invention;
figure 7 is a perspective view of the stator assembly of the stator vane system of the self-aspirating flotation machine of the present invention;
figure 8 is a perspective view of the stator disc within the stator assembly of the stator vane system of the self-aspirating flotation machine of the present invention;
figure 9 is a perspective view of a stator baffle within the stator assembly of the stator vane system of the self-aspirating flotation machine of the present invention;
wherein, 1, erecting a cylinder cover; 2. an air inlet pipe; 3. a vertical cylinder; 32. a flange plate; 40. a stator assembly; 41. a stator disc; 42. a stator baffle; 43. mounting grooves; 44. a screw hole; 51. a main shaft; 52. an impeller connecting disc; 53. a key slot; 54. a baffle plate; 56. an anti-wear rubber seal; 60. an impeller assembly; 61. a first splice tray; 62. a hub; 63. an upper blade; 64. a lower blade; 65. a collar; 66. a collar connector; 67. a rubber protection disc; 68. a second connecting disc; 70. a body; 71. a flow guide pipe; 72. a flow guide adjusting pipe.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in fig. 1 and 2, embodiments of the present invention provide a self-priming flotation machine stator vane system, comprising:
the vertical cylinder 3 is a hollow rotary body, a vertical cylinder cover 1 is arranged on the upper end face of the vertical cylinder 3, and a flange plate 32 is fixed on the lower end face of the vertical cylinder 3;
the main shaft 51 is arranged inside the vertical cylinder 3, a first end of the main shaft 51 penetrates through the vertical cylinder cover 1, and a second end of the main shaft 51 is positioned below the lower end face of the vertical cylinder 3;
the first end of the impeller assembly 60 is fixedly connected with the second end of the main shaft 51;
In the embodiment, the inner side and the bottom surface of the flange plate 32 at the inner and lower ends of the vertical cylinder 3 are partially lined with glue, and the vertical cylinder 3 and the vertical cylinder cover 1 are used for forming a closed cavity, so that air can be conveniently sucked, and meanwhile, the vertical cylinder can play a role in fixing and supporting other parts; the first end of the main shaft 51 is connected with a motor, the main shaft 51 is driven by the motor to rotate to drive the impeller assembly 60 to rotate, so that a liquid vortex is formed around the main shaft 51 and the impeller assembly 60, a negative pressure region is formed at the center of the vortex around the impeller assembly 60 through high-speed rotation, then automatic suction of air and mixing of the sucked air and liquid are realized, and bubbles are generated, the stator assembly 40 is fixedly connected with the flange plate 32 on the lower end face of the vertical cylinder 3 through bolts, the stator assembly 40 mainly plays a role in guiding the flow of the liquid after the air is mixed by the impeller assembly 60, wherein a preset gap formed between the stator assembly 40 and the impeller assembly 60 is 200-250 mm, and through a large gap design, abrasion between the stator assembly 40 and the impeller assembly 60 is reduced, the service cycle is prolonged, and energy consumption is also reduced.
In an optional embodiment of the present invention, the stator vane system of the self-air-suction type flotation machine further includes:
and the air inlet pipe 2 is fixed on the vertical cylinder cover 1 and is communicated with the inside of the vertical cylinder 3.
In this embodiment, intake pipe 2 with the welding of riser lid 1, the first end of intake pipe 2 is the air inlet, air inlet department is provided with the admission valve that is used for controlling the air input, the second end of intake pipe 2 communicates inside the riser 3, just the second end port of intake pipe 2 is close to main shaft 51, intake pipe 2 is used for providing the entering volume of air and control air for the device at the device operation in-process.
Optionally, as shown in fig. 2, the air inlet pipe 2 may be further used for adding a medicament, and only the first end of the air inlet pipe 2 is added with a loophole-shaped dosing device, so that the addition of the medicament and the air entering can be simultaneously realized through the air inlet pipe 2.
As shown in fig. 3, in an optional embodiment of the present invention, the second end of the main shaft 51 is sleeved with an impeller connecting disc 52, and the main shaft 51 is further provided with a key groove 53 for fixing the impeller connecting disc 52.
In this embodiment, the impeller coupling disc 52 is fixed to the second end of the main shaft 51 by a key passing through the key slot 53, and the impeller coupling disc 52 is mainly used for coupling the impeller assembly 60.
As shown in fig. 3, in an optional embodiment of the present invention, a baffle 54 is disposed on the main shaft 51, the baffle 54 is fixed on the end surface of the second end of the main shaft 51 by screws, the length of the baffle 54 is greater than a preset diameter value of the main shaft 51, and the baffle 54 is mainly used for reinforcing the impeller connecting disc 52 and placing the impeller connecting disc 52 to slide down and fall off.
As shown in fig. 3, in an optional embodiment of the present invention, an anti-abrasion rubber seal 56 is disposed on the impeller connecting disc 52, and the anti-abrasion rubber seal 56 is wrapped outside the impeller connecting disc 52 for reducing the abrasion speed of the impeller connecting disc 52.
As shown in fig. 4 and 5, in an alternative embodiment of the present invention, the impeller assembly 60 includes:
the hub 62 is a hollow rotary body structure, a first end of the hub 62 is provided with a plurality of upper blades 63 in a surrounding manner, a second end of the hub 62 is provided with a plurality of lower blades 64 in a surrounding manner, and the upper blades 63 and the lower blades 64 are arranged on the hub 62 in a crossing manner;
the lower end face of the first connecting disc 61 is fixed at the first end part of the hub 62, and the upper end face of the first connecting disc 61 is fixedly connected with the impeller connecting disc 52.
In this embodiment, first flange 61 with wheel hub 62 is the hollow solid of revolution structure as well, and the diameter is the same, first flange 61 welds on the first end terminal surface of wheel hub 62, be provided with a plurality of screws on the terminal surface of first flange 61, first flange 61 passes through bolt and impeller connection dish 52 fixed connection, wheel hub 62 first end is encircleed and is provided with a plurality of upper vanes 63, wheel hub 62 second end is encircleed and is provided with a plurality of lower blades 64, upper vanes 63 with lower blades 64 is criss-cross from top to bottom set up on wheel hub 62, and this kind of setting can pass through the air pocket principle, makes ore pulp get into the negative pressure zone along lower blades 64 both sides through honeycomb duct 71 to increased the area of contact with the bubble, effectively improved the mineralized efficiency of bubble for the flow state ore pulp is more stable, and when impeller subassembly 60 meets the pulp face serious, can with impeller subassembly 60 transfers the installation, realizes its two-sided use, has greatly prolonged impeller subassembly 60's life. Preferably, the hub 62, the upper blade 63 and the lower blade 64 are rubber-lined, so that the service life of the rubber-lined hub can be prolonged.
In an optional embodiment of the present invention, the impeller assembly 60 further includes:
a second connecting plate 68, wherein the upper end surface of the second connecting plate 68 is fixed at the second end part of the hub 62;
a collar 65, wherein the collar 65 is fixed on the lower end surface of the second connecting plate 68 through the collar connecting piece 66;
and the rubber protection disc 67 is sleeved on the second connecting disc 68.
As shown in fig. 5 and 6, in this embodiment, the second connecting plate 68 is a hollow rotating body structure as the hub 62, and has the same diameter, the second connecting plate 68 is welded on the second end surface of the hub 62, the end surface of the second connecting plate 68 is provided with a plurality of screw holes, the collar connecting piece 66 is a screw, the collar connecting piece 66 fixes the collar 65 on the end surface of the second connecting plate 68 through the screw hole on the end surface of the second connecting plate 68, wherein the diameter of the collar 65 is larger than the diameter of the cavity of the second connecting plate 68, and the collar 65 is mainly used for sealing the cavity of the second connecting plate 68 and preventing the liquid from entering; be provided with on the rubber protection dish 67 and place rand 65 with the recess of rand connecting piece 66, rubber protection dish 67 cover is established on the second connection pad 68, be used for the protection rand 65 with rand connecting piece 66 reduces rand 65 with the rate of wear of rand connecting piece 66.
As shown in fig. 7, 8 and 9, in an alternative embodiment of the present invention, the stator assembly 40 includes:
the stator disc 41, the stator disc 41 is a circular ring, the stator disc 41 is provided with a plurality of mounting grooves 43 penetrating through the upper and lower end surfaces of the stator disc 41, screw holes 44 for connecting the flange plate 32 are arranged between the mounting grooves 43, and the upper end surface of the stator disc 41 is fixedly connected with the flange plate 32;
In this embodiment, the mounting groove 43 includes: the first groove does not penetrate through the lower end face of the stator disc 41, the second groove is arranged in the first groove and penetrates through the upper end face and the lower end face of the stator disc 41, the first groove and the second groove form a stepped structure, the stepped structure is used for placing the stator guide plate 42, the contact face of the stator guide plate 42 and a material is subjected to rubber lining treatment, the stator guide plate 42 is mainly used for guiding liquid mixed with air by the impeller assembly 60, after the stator guide plate 42 is placed in the mounting groove 43, the upper end face of the stator disc 41 penetrates through the screw hole 44 through a bolt to be fixedly connected with the flange plate 32, and after the upper end face of the stator disc 41 is connected with the flange plate 32, the flange plate 32 can play a role of compressing the stator guide plate 42, so that the stator guide plate 42 is fixed, and the stator guide plate 42 is prevented from shaking; make through above-mentioned design stator module 40 has simple structure, easy maintenance, changes advantages such as stator guide plate 42 labour saving and time saving can also observe its wearing and tearing condition on the flotation device walking bench at any time simultaneously.
In this embodiment, the material of the stator disc 41 may be 304 stainless steel, or may be other materials, and when other materials are used, the material-receiving surface of the stator disc 41 needs to be lined with glue. The stator guide plates 42 are uniformly arranged on the stator disc 41, and preferably, the number of the stator guide plates 42 is more than or equal to 20.
In the above embodiment of the present invention, the diameter of the impeller assembly 60 may preferably be 700mm, and the height is 780mm; the height of the upper blade 63 and the lower blade 64 can be 450mm, the upper blade and the lower blade are vertically arranged in a staggered mode, the number of the blades is 6, and the staggered angle is 30 degrees;
the number of the stator baffles 42 can be preferably 20, the width is 210mm, and the height is 345mm; the gap formed between the stator assembly 40 and the impeller assembly 60 may preferably be 220mm.
As shown in fig. 1, an embodiment of the present invention further provides a self-suction type flotation machine, including: a body 70, a draft tube 71, a draft adjusting tube 72 and a stator impeller system of a self-suction flotation machine as described in any one of the above.
The draft tube (71) is arranged at the bottom of the machine body (70) and is positioned below the lower blades (64), and the draft adjusting tube (72) is arranged on the draft tube (71).
In this embodiment, after entering through the inlet of the machine body 70, the material flows into the vicinity of the flow guide pipe 71 through the bottom of the machine body 70, and then is conveyed to the negative pressure region through the flow guide pipe 71 to be mixed with gas and liquid, and the flow guide adjusting pipe 72 is used for adjusting the conveying flow of the flow guide pipe 71.
The embodiment of the utility model provides a from inhaling air formula flotation device's stator impeller system's concrete theory of operation as follows:
firstly, materials enter the machine body 70 through an inlet of the machine body 70, flow into the vicinity of a flow guide pipe 71 through the bottom of the machine body 70, and then are conveyed to the vicinity of the lower blade 64 through the flow guide pipe 71, at this time, the air inlet pipe 2 is opened, a motor is started, the main shaft 51 and the impeller assembly 60 are driven by the motor, at this time, liquid vortexes are formed at the peripheries of the main shaft 51 and the impeller assembly 60, a negative pressure zone is formed at the center of the vortexes at the periphery of the lower blade 64 through high-speed rotation, at this time, the negative pressure zone starts to suck air and nearby liquid materials due to the influence of internal and external pressure, so that the air and the liquid materials are subjected to a mixing reaction and generate bubbles, then the liquid materials and the bubbles after the mixing reaction are conveyed to the vicinity of a stator guide plate 42 through an upper blade 63, and the flow is guided through the stator guide plate 42, so that the bubbles rise to the liquid surface, and finally, so that flotation is realized.
The utility model discloses a from air suction type flotation device's stator impeller system, simple structure not only, but also can walk the bench at the flotation device and can observe its wearing and tearing condition, need not to hang out the whole rabbling mechanism when changing stator impeller, practice thrift customer cost of maintenance, simultaneously impeller subassembly 60 height, blade area are big, the installation depth is shallow, make it under the condition of less consumption, can guarantee from inhaling sufficient air (about 1 m) 3 /m 2 Min), can satisfy the requirement of required stirring ability again, stator module 40 can be dismantled, simple structure, and easy maintenance changes stator guide plate 42 labour saving and time saving.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A stator impeller system for a self-aspirating flotation machine, comprising:
the vertical cylinder (3) is a hollow rotary body, a vertical cylinder cover (1) is arranged on the upper end face of the vertical cylinder (3), and a flange plate (32) is fixed on the lower end face of the vertical cylinder (3);
the main shaft (51) is arranged in the vertical cylinder (3), a first end of the main shaft (51) penetrates through the vertical cylinder cover (1), and a second end of the main shaft (51) is positioned below the lower end face of the vertical cylinder (3);
the first end of the impeller assembly (60) is fixedly connected with the second end of the main shaft (51);
stator module (40), stator module (40) cover is established impeller subassembly (60) first end, and with be formed with between impeller subassembly (60) and predetermine the clearance, stator module (40) up end with terminal surface under vertical cylinder (3) ring flange (32) fixed connection.
2. The self-suction flotation machine stator impeller system according to claim 1, further comprising:
the air inlet pipe (2) is fixed on the vertical cylinder cover (1) and is communicated with the interior of the vertical cylinder (3).
3. The stator impeller system of the self-suction flotation machine according to claim 1, characterized in that the second end of the main shaft (51) is sleeved with an impeller connection disc (52), and the main shaft (51) is further provided with a key groove (53) for fixing the impeller connection disc (52).
4. The stator impeller system of the self-suction flotation machine according to claim 3, characterized in that a baffle (54) is provided on the main shaft (51), the baffle (54) being fixed to the second end of the main shaft (51).
5. The self air suction flotation machine stator impeller system according to claim 3, characterized in that the impeller connection disc (52) is provided with an anti-wear rubber seal (56).
6. The stator impeller system of a self-suction flotation machine according to claim 4, characterized in that the impeller assembly (60) comprises:
the hub (62) is of a hollow rotary body structure, a first end of the hub (62) is provided with a plurality of upper blades (63) in a surrounding manner, a second end of the hub (62) is provided with a plurality of lower blades (64) in a surrounding manner, and the upper blades (63) and the lower blades (64) are arranged on the hub (62) in a crossing manner;
the lower end face of the first connecting disc (61) is fixed to the first end of the hub (62), and the upper end face of the first connecting disc (61) is fixedly connected with the impeller connecting disc (52).
7. The stator impeller system of the self-suction flotation machine according to claim 6, characterized in that the impeller assembly (60) further comprises:
a second connecting plate (68), wherein the upper end surface of the second connecting plate (68) is fixed at the second end of the hub (62);
a collar (65), wherein the collar (65) is fixed on the lower end surface of the second connecting plate (68) through a collar connecting piece (66);
the rubber protection disc (67), the rubber protection disc (67) is sleeved on the second connecting disc (68).
8. The stator impeller system of the self-suction flotation machine according to claim 6, characterized in that the stator assembly (40) comprises:
the stator disc (41), the stator disc (41) is circular, a plurality of mounting grooves (43) penetrating through the upper end surface and the lower end surface of the stator disc (41) are formed in the stator disc (41), screw holes (44) connected with the flange plate (32) are formed between the mounting grooves (43), and the upper end surface of the stator disc (41) is fixedly connected with the flange plate (32);
stator guide plate (42), stator guide plate (42) are the T type, the first end of stator guide plate (42) is fixed in mounting groove (43).
9. A self-suction flotation machine, comprising: -a body (70), -a draft tube (71), -a draft adjustment tube (72) and-a stator impeller system of a self-suction flotation machine according to any of claims 1 to 8.
10. The self-suction flotation machine according to claim 9, characterized in that the draft tube (71) is arranged at the bottom of the body (70) below the lower blade (64) of the impeller assembly (60), the draft adjusting tube (72) being arranged on the draft tube (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222254326.XU CN218250849U (en) | 2022-08-26 | 2022-08-26 | Self-suction type flotation machine and stator impeller system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222254326.XU CN218250849U (en) | 2022-08-26 | 2022-08-26 | Self-suction type flotation machine and stator impeller system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218250849U true CN218250849U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222254326.XU Active CN218250849U (en) | 2022-08-26 | 2022-08-26 | Self-suction type flotation machine and stator impeller system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218250849U (en) |
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2022
- 2022-08-26 CN CN202222254326.XU patent/CN218250849U/en active Active
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