CN204709881U - Self-interference elasticity rectification floatation feed desliming device - Google Patents
Self-interference elasticity rectification floatation feed desliming device Download PDFInfo
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- CN204709881U CN204709881U CN201520244796.5U CN201520244796U CN204709881U CN 204709881 U CN204709881 U CN 204709881U CN 201520244796 U CN201520244796 U CN 201520244796U CN 204709881 U CN204709881 U CN 204709881U
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Abstract
Self-interference elasticity rectification floatation feed desliming device, relates to coal preparation plant's floatation feed pre-processing device technical field.The utility model is by pan feeding valve, and inclination casing, overfall, split-flow baffles, drainage dividing plate, elasticity tilts to restrain rectification mechanism, the first material drainage channel, the second material drainage channel, hang plate, rectification hole, overflow plate, self-interference mixed zone, and underflow valve forms.Adopt the skewed rectification hole of hang plate formation as fairing, accelerate particle precipitation while turbulent flow can being become laminar flow, shorten the sedimentation time, improve desliming efficiency; Adopt the split channel that cross section is wide at the top and narrow at the bottom, form high velocity stream, in self-interference mixed zone, convection current interference is formed to stream bottom the first material drainage channel, thus make material carry out hindered falling, acceleration cleaned coal is separated with thin mud, reduces floatation feed viscosity, improves flotation efficiency.
Description
Technical field:
The utility model belongs to coal preparation plant's floatation feed pre-processing device technical field, is specifically related to a kind of self-interference elasticity rectification floatation feed desliming device.
Background technology:
Because the clay minerals in coal seam has been mixed into raw coal in recovery process, in wet coal preparation process, by argillization after these mineral chance water soaking, be dispersed into thin mud, accumulate in float coal slurry.
High grey fine slime flotation speed is fast, causes foam " to be clamminess ", brings difficulty to follow-up floatation clean coal dewatering operation.Thin mud specific area is large simultaneously, and " trying to be the first " absorption floating agent, makes general coal grain not obtain medicament.The difficulty of general coal grain and bubble adhesion is increased.Cause that floatation clean coal ash content is high, tail coal ash content is low, flotation agent consumption is large, worsen flotation effect and produce totally unfavorable, so be necessary to select front desliming to coal preparation plant's coal slime to coal separation.And existing floatation feed desliming pond floor space is large, and ascending current is become laminar flow from turbulent flow, the time period by the vertical tube pencil fairing adopted, and free settling is insufficient.
Utility model content:
The utility model proposes a kind of self-interference elasticity rectification floatation feed desliming device, by adopting pan feeding shunting self-interference subsidence style, strengthening hindered falling.Tilting to restrain rectification mechanism by arranging elasticity, carrying out rectification and buoyancy automatic fine tuning mode, adapting to the change of pan feeding density and flow, effectively predictive desliming is carried out to floatation feed, improving flotation desliming effect.
For achieving the above object, the utility model adopts following technical scheme:
Self-interference elasticity rectification floatation feed desliming device mainly comprises pan feeding valve, inclination casing, overfall, split-flow baffles, drainage dividing plate, elasticity tilts to restrain rectification mechanism, first material drainage channel, second material drainage channel, hang plate, rectification hole, overflow plate, self-interference mixed zone, underflow valve, spring.
Described pan feeding valve is positioned at the bottom of feeding mouth, and aperture is adjustable, for controlling the size of feeding; Described inclination casing upper end is connected with pan feeding valve, and for the sorting of material, outer setting has overfall, and inside arranges split-flow baffles, drainage dividing plate and elasticity and tilts to restrain rectification mechanism; Described split-flow baffles is placed in inclination box house and is positioned at feeding mouth lower end, pan feeding stream is divided into two parts, upper left side forms the first material drainage channel with the same drainage dividing plate being placed in inclination box house, lower right and dump box intracoelomic cavity form the second material drainage channel, described drainage dividing plate is placed in inclination box house, lower right and split-flow baffles form the first material drainage channel, tilt to restrain rectification mechanism between upper left side and dump box intracoelomic cavity for placing elasticity; It is parallel with drainage dividing plate that described elasticity tilts to restrain rectification mechanism, is provided with the latticed rectification hole that the cross section surrounded by hang plate is parallelogram above; Described overflow plate is set to the cell body identical with the casing width that tilts, and upper right side connects with the overfall of dump box external body; Described self-interference mixed zone is positioned at the first material drainage channel and the second material drainage channel lower end of inclination casing; Described underflow valve, is positioned at elasticity and tilts to restrain rectification mechanism lower end, for controlling the underflow product of underflow opening discharge sorting.
Preferred: the upper end of described split-flow baffles is arranged on drainage dividing plate side, lower end is arranged on inclination casing side, the second material drainage channel cross section is made to be formed as trapezoidal shape, thus obtain high velocity stream at the second material drainage channel, in self-interference mixed zone, convection current interference is formed to stream bottom the first material drainage channel, thus make material carry out hindered falling sorting, ensure that thin mud is fully separated with cleaned coal, reduce floatation feed viscosity, improve flotation efficiency.
Preferred: the corner of the top and bottom of described elasticity inclination tube bank rectification mechanism is provided with the spring for connecting inclination casing and drainage dividing plate, thus elasticity the is tilted different automatic fine tuning height of buoyancy that tube bank rectification mechanism can produce according to the difference of feed thickness and feeding, ensure that overflow material has the rational time to carry out hindered falling, thus ensure effectively removing of thin mud material.
Preferred: described elasticity tilts to restrain rectification mechanism and is made up of hang plate, shortens particles settling distance, increases settling area, shorten the sedimentation time, reach rapid subsidence, add sedimentation frequency; Simultaneously hang plate composition cross section is that the rectification hole of parallelogram makes ascending current become laminar flow from turbulent flow, prevents whirlpool from being formed, raising desliming efficiency.
The beneficial effects of the utility model:
1, the utility model structure is simple, and floor space is little, is easy to manufacture.
2, the utility model adopts the skewed rectification hole of hang plate formation as fairing, accelerates particle precipitation, shortens the sedimentation time, improve desliming efficiency while turbulent flow can being become laminar flow.
3, the split channel that the utility model employing cross section is wide at the top and narrow at the bottom, form high velocity stream, in self-interference mixed zone, convection current interference is formed to the material flow bottom the first material drainage channel, thus make material carry out hindered falling, acceleration cleaned coal is separated with thin mud, reduce floatation feed viscosity, improve flotation efficiency.
4, elasticity hang plate fairing of the present utility model adopts elasticity to connect, and can play Automatic adjusument, improve sorting desliming effect to the change of variable concentrations and feeding;
5, the utility model is unpowered structure, decreases energy resource consumption, adds service life of equipment.
Accompanying drawing illustrates:
Fig. 1 is the utility model structural representation;
Fig. 2 is that elasticity tilts to restrain rectification mechanism structural representation;
Fig. 3 is the structural representation of overflow place;
In figure, the implication of label symbol is as follows:
1-pan feeding valve, 2-inclination casing, 3-overfall, 4-split-flow baffles, 5-drainage dividing plate, 6-elasticity tilts to restrain rectification mechanism, the 7-the first material drainage channel 8-the second material drainage channel, 9-hang plate, 10-rectification hole, 11-overflow plate, 12-self-interference mixed zone, 13-underflow valve, 14-spring
Detailed description of the invention:
As Figure 1-3: self-interference elasticity rectification floatation feed desliming device mainly comprises pan feeding valve (1), inclination casing (2), overfall (3), split-flow baffles (4), drainage dividing plate (5), elasticity tilts to restrain rectification mechanism (6), first material drainage channel (7), second material drainage channel (8), hang plate (9), rectification hole (10), overflow plate (11), self-interference mixed zone (12), underflow valve (13), spring (14).
Described pan feeding valve (1) is positioned at the bottom of feeding mouth, and aperture is adjustable, for controlling the size of feeding, described inclination casing (2) upper end is connected with pan feeding valve (1), for the sorting of material, outer setting has overfall (3), and inside arranges split-flow baffles (4), drainage dividing plate (5) and elasticity and tilts to restrain rectification mechanism (6), described split-flow baffles (4) is placed in inclination casing (2) inside and is positioned at feeding mouth lower end, pan feeding stream is divided into two parts, upper left side forms the first material drainage channel (7) with the same drainage dividing plate (5) being placed in inclination casing (2) inner, lower right and inclination casing (2) inner chamber form the second material drainage channel (8), it is inner that described drainage dividing plate (5) is placed in inclination casing (2), lower right and split-flow baffles (4) form the first material drainage channel (7), tilt to restrain rectification mechanism (6) for placing elasticity between upper left side and inclination casing (2) inner chamber, it is parallel with drainage dividing plate (5) that described elasticity tilts to restrain rectification mechanism (6), is provided with the latticed rectification hole (10) that the cross section surrounded by hang plate (9) is parallelogram above, described overflow plate (11) is set to the cell body identical with the casing that tilts (2) width, and upper right side connects with the overfall (3) of inclination casing (2) outside, described self-interference mixed zone (12) is positioned at the first material drainage channel (7) and second material drainage channel (8) lower end of inclination casing (2), described underflow valve (13), is positioned at elasticity and tilts to restrain rectification mechanism (6) lower end, for controlling the underflow product of underflow opening discharge sorting.
Preferred: the upper end of described split-flow baffles (4) is arranged on drainage dividing plate (5) side, lower end is arranged on inclination casing (2) side, the second material drainage channel (8) cross section is made to be formed as trapezoidal shape, thus obtain high velocity stream at the second material drainage channel (8), in self-interference mixed zone (12), convection current interference is formed to the first material drainage channel (7) bottom stream, thus make material carry out hindered falling sorting, ensure that thin mud is fully separated with cleaned coal, reduce floatation feed viscosity, improve flotation efficiency.
Preferred: the corner of the top and bottom of described elasticity inclination tube bank rectification mechanism (6) is provided with the spring (14) for connecting inclination casing (2) and drainage dividing plate (5), thus elasticity the is tilted different automatic fine tuning height of buoyancy that tube bank rectification mechanism (6) can produce according to the difference of feed thickness and feeding, ensure that overflow material has the rational time to carry out hindered falling, thus ensure effectively removing of thin mud material.
Preferred: described elasticity tilts to restrain rectification mechanism (6) and is made up of hang plate, shortens particles settling distance, increases settling area, shorten the sedimentation time, reach rapid subsidence, add sedimentation frequency; Simultaneously hang plate (9) composition cross section is that the rectification hole (10) of parallelogram makes ascending current become laminar flow from turbulent flow, prevents whirlpool from being formed, raising desliming efficiency.
Below in conjunction with Fig. 1-3, the course of work of the present utility model is described further:
Black water is from feeding mouth access to plant, two bursts of material flow that flow velocity is identical are split at split-flow baffles (4) place, one material flow is carried downwards along the first material drainage channel (7), one material flow is carried downwards at the second material drainage channel (8) with same initial velocity edge in addition, and carry out self-interference sedimentation with the logistics that high velocity stream is formed in interference stream upwards and the first material drainage channel (7) in self-interference mixed zone, bottom (12), acceleration cleaned coal is separated with thin mud, thus ensures effectively removing of thin mud material; Then mix logistics height constantly to rise, tilt to restrain the rectification hole on rectification mechanism (6) by elasticity, turbulent change layer stream, and hang plate (9) strengthens settling area and shortens settling height, accelerates particles settling; Simultaneously elasticity tilts the different automatic fine tuning height of buoyancy that tube bank rectification mechanism (6) can produce according to the difference of feed thickness and feeding, ensures that overflow material has the rational time to carry out hindered falling, thus ensures effectively removing of thin mud material.Through hindered falling, plaster flows out from overflow plate along with overflow, reduces floatation feed viscosity, improves flotation effect.
Claims (5)
1. a self-interference elasticity rectification floatation feed desliming device, is characterized in that: mainly comprise pan feeding valve, inclination casing, overfall, split-flow baffles, drainage dividing plate, elasticity tilts to restrain rectification mechanism, first material drainage channel, the second material drainage channel, hang plate, rectification hole, overflow plate, self-interference mixed zone, underflow valve.
2. self-interference elasticity rectification floatation feed desliming device according to claim 1, is characterized in that: described pan feeding valve is positioned at the bottom of feeding mouth, and aperture is adjustable; Described inclination casing upper end is connected with pan feeding valve, and outer setting has overfall, and inside is provided with split-flow baffles, drainage dividing plate and elasticity and tilts to restrain rectification mechanism; Described split-flow baffles is placed in inclination box house and is positioned at feeding mouth lower end, and upper left side forms the first material drainage channel with the same drainage dividing plate being placed in inclination box house, and lower right and dump box intracoelomic cavity form the second material drainage channel; Described drainage dividing plate is placed in inclination box house, and lower right and split-flow baffles form the first material drainage channel, places elasticity and tilt to restrain rectification mechanism between upper left side and dump box intracoelomic cavity; It is parallel with drainage dividing plate that described elasticity tilts to restrain rectification mechanism, is provided with above and surrounds by hang plate the latticed rectification hole that cross section is parallelogram; Described overflow plate is set to the cell body identical with the casing width that tilts, and upper right side connects with the overfall of dump box external body; Described self-interference mixed zone is positioned at the first material drainage channel and the second material drainage channel lower end of inclination casing; Described underflow valve, is positioned at elasticity and tilts to restrain rectification mechanism lower end.
3. self-interference elasticity rectification floatation feed desliming device according to claim 1, it is characterized in that: the upper end of described split-flow baffles is arranged on drainage dividing plate side, lower end is arranged on inclination casing side, makes the second material drainage channel cross section be formed as trapezoidal shape.
4. self-interference elasticity rectification floatation feed desliming device according to claim 1, is characterized in that: the described elasticity tube bank rectification mechanism that tilts is made up of hang plate, and hang plate composition cross section is the rectification hole of parallelogram simultaneously.
5. self-interference elasticity rectification floatation feed desliming device according to claim 1, is characterized in that: the tilt corner of top and bottom of tube bank rectification mechanism of described elasticity is provided with spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520244796.5U CN204709881U (en) | 2015-04-21 | 2015-04-21 | Self-interference elasticity rectification floatation feed desliming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520244796.5U CN204709881U (en) | 2015-04-21 | 2015-04-21 | Self-interference elasticity rectification floatation feed desliming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204709881U true CN204709881U (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520244796.5U Expired - Fee Related CN204709881U (en) | 2015-04-21 | 2015-04-21 | Self-interference elasticity rectification floatation feed desliming device |
Country Status (1)
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| CN (1) | CN204709881U (en) |
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2015
- 2015-04-21 CN CN201520244796.5U patent/CN204709881U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160421 |