CN108212551B - A kind of flotation unit for coal washing - Google Patents
A kind of flotation unit for coal washing Download PDFInfo
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- CN108212551B CN108212551B CN201711489855.5A CN201711489855A CN108212551B CN 108212551 B CN108212551 B CN 108212551B CN 201711489855 A CN201711489855 A CN 201711489855A CN 108212551 B CN108212551 B CN 108212551B
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- China
- Prior art keywords
- flotation
- flotation cell
- coal
- connecting rod
- jet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/16—Flotation machines with impellers; Subaeration machines
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Screw Conveyors (AREA)
Abstract
The invention belongs to Coal Mechanical fields, specifically disclose a kind of flotation unit for coal washing, including flotation cell, and the flotation cell sets top equipped with feed inlet, and flotation cell top two sides are equipped with discharge port, it is characterised in that；It further include gas supply mechanism and pipeline, the pipeline is connected to gas supply mechanism and flotation cell respectively, the flotation cell two sides are equipped with coal structure for conveying, the coal structure for conveying is connected to discharge port, jet structure is rotatably connected in the flotation cell, the articulated slab is equipped with the plug that can block gas outlet, and the flotation cell lower part sets waste outlet.The device can be such that gas is sufficiently mixed with ore pulp.
Description
Technical field
The present invention relates to Coal Mechanical fields, and in particular to a kind of flotation unit for coal washing.
Background technique
It is more and more as the equipment of fuels and energy using coal with industrialized rapid development, the work that coal has its indispensable
With therefore, the processing used and deep processing for coal, what is just shown is particularly significant.
Coal washer during the deep processing of coal, plays highly important work as first of process equipment of raw coal
With.Raw coal is inevitably mixed into impurity in generation, exploitation and transportational process；And go deep into exploitation, the quality of raw coal
Worse and worse.In order to reduce the impurity in raw coal, effective and reasonable utilizes coal resources, while for coal is pressed quality, specification
It is divided into various products it is necessary to be machined to coal, these machinery are commonly referred to as coal washing equipment.Coal washer is exactly coal
One kind of washing appliance.Existing coal washing flotation equipment is to be passed through gas in flotation cell to mix with ore pulp, refines foam, makes mine
On object adhesive foam, floats to mineral slurry level and re-form mineralized froth.Scrape foam by scraper plate.Existing flotation unit gas into
It is fixed for entering to the indoor position of flotation, and gas is prevented, from being sufficiently mixed, to influence the effect of coal washing flotation with ore pulp.
Summary of the invention
The purpose of the present invention is to provide a kind of flotation unit for coal washing, which can make gas abundant with ore pulp
Mixing.
In order to achieve the above objectives, base case of the invention is as follows: a kind of flotation unit for coal washing, including flotation
Room, the flotation cell set top equipped with feed inlet, and it further includes gas supply mechanism and pipe that flotation cell top two sides, which are equipped with discharge port,
Road, the pipeline are connected to gas supply mechanism and flotation cell respectively, and the flotation cell two sides are equipped with coal structure for conveying, the coal
Structure for conveying is connected to discharge port, and jet structure is rotatably connected in the flotation cell, and the jet structure includes shaft, spiral shell
Bar, crank, connecting rod, rack gear, gear, nut and jet storehouse, described shaft one end and pipeline are rotatablely connected, and the shaft is equipped with
Impeller, the shaft other end are connect with crank one end, and the crank other end and connecting rod one end are hinged, the connecting rod other end
Hinged with rack gear, the rack gear is slidably connected with pipe level, and the wheel and rack engagement, the gear and screw coaxial are solid
Fixed connection, the nut is fixedly connected with flotation cell and nut and screw flight cooperate, and described screw rod one end is connect with jet storehouse,
The jet storehouse is circumferentially with multiple gas outlets, and jet storehouse lower end is hinged with multiple articulated slabs, and articulated slab and jet storehouse are cut with scissors
It meets place and is equipped with torsional spring, the articulated slab is equipped with the plug that can block gas outlet, and the flotation cell lower part sets waste outlet.
Using this base case, flotation agent is filled in coal washing flotation Shi Xianxiang flotation cell, then starts gas supply mechanism, supplied
Gas gas within the organization enters in pipeline, and is entered in jet storehouse by pipeline.Turn because being rotatably connected in pipeline
Axis is equipped with impeller in shaft.So gas will push wheel rotation when gas enters in pipeline, i.e. drive shaft turns
It is dynamic.Because shaft one end is connect with crank one end, and the crank other end and connecting rod one end are hinged, the connecting rod other end and rack gear
Hingedly, the rack gear is slidably connected with pipe level.So will drive rack gear under the action of crank and connecting rod when shaft rotates
It reciprocatingly slides along pipe level.Because wheel and rack engages, rack gear, which reciprocatingly slides, will drive gear reciprocating rotation.Gear
It is fixedly connected with screw coaxial, screw rod is fixedly connected with spray painting storehouse, i.e., gear will drive screw rod reciprocating rotation, screw rod in rotation
Drive spray painting storehouse reciprocating rotation.Because being circumferentially with multiple gas outlets in spray painting storehouse, it is hinged in jet storehouse lower end multiple hinged
Plate, articulated slab are equipped with the plug that can block gas outlet.When gas supply mechanism does not supply, when jet storehouse does not rotate, plug is located at
Ponding is played in gas outlet, and flotation agent is avoided to enter in jet storehouse.When gas supply mechanism gas supply, shaft is rotated and is driven
The rotation of jet storehouse.When jet storehouse rotates, because of the effect of centrifugal force, hinged articulated slab is far from jet storehouse with jet storehouse, at this time
Plug no longer plays ponding to gas outlet, and the rotation of jet storehouse, gas is discharged by gas outlet, is mixed with flotation agent, and is cut with scissors
Fishplate bar shape can then play the role of mixing plant, be sufficiently mixed gas with flotation agent.When the gas being passed through is more, jet storehouse turns
Dynamic faster, i.e. the angle of articulated slab opening is bigger, and the range of stirring is also bigger, mixes gas with flotation agent faster.
And screw rod is connect with nut thread, i.e. screw rod can be moved back and forth up and down in reciprocating rotation along its axial direction, drive jet storehouse or more
It moves back and forth.In this way puff prot not only can when being passed through gas reciprocating rotation, can more move back and forth up and down, with flotation agent
It contacts more abundant.Coal charge is added in flotation cell from feed inlet, coal carries out flotation under the action of the flotation agent of boiling,
Feed particles can float on flotation cell top, transport flotation cell by discharge port by coal conveying mechanism, and the waste material in flotation is from useless
Material outlet discharge, completes flotation.
Further, the coal conveying mechanism includes conveyer belt, motor and idler wheel, and the idler wheel is driven by motor, described
Conveyer belt is driven by idler wheel.Motor rotation drives idler wheel rotation, and idler wheel drives conveyer belt to move again, and the coal charge flotated is transported
It send to discharge hole for discharge.
Further, the articulated slab free end is equipped with gravity block.Be arranged gravity block be conducive to spray painting storehouse rotation when articulated slab around
The rotation of spray painting storehouse.
It further, further include connecting rod, the connecting rod is fixedly connected with gear, and the connecting rod side wall is equipped with sliding slot,
Described screw rod one end is equipped with cavity, and the cavity wall of the cavity is equipped with protrusion, and the connecting rod protrudes into cavity, and protrusion protrudes into
In sliding slot, the protrusion is in sliding fit with the sliding chute.So facilitate and realizes that connecting rod and screw rod slide axially but not generate opposite
Rotation, it can be ensured that gear can drive screw turns always.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the flotation unit embodiment for coal washing of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: flotation cell 1, waste outlet 2, discharge port 3, feed inlet 4, motor 5, supplies
Mechanism of qi structure 6, idler wheel 7, conveyer belt 8, rack gear 9, gear 10, connecting rod 11, nut 12, screw rod 13, gravity block 14, articulated slab 15,
Shaft 16, impeller 17, crank 18, connecting rod 19.
Embodiment is substantially as shown in Fig. 1: a kind of flotation unit for coal washing, including flotation cell 1, flotation cell 1 are set
Portion is equipped with feed inlet 4, and it further includes gas supply mechanism 6 and pipeline that 1 top two sides of flotation cell, which are equipped with discharge port 3, pipeline respectively with gas supply
Mechanism 6 is connected to flotation cell 1, and 1 two sides of flotation cell are equipped with coal structure for conveying, and coal structure for conveying is connected to discharge port 3, flotation
Be rotatably connected to jet structure in room 1, jet structure include shaft 16, screw rod 13, crank 18, connecting rod 19, rack gear 9, gear 10,
Nut 12 and jet storehouse, 16 one end of shaft and pipeline are rotatablely connected, and shaft 16 is equipped with impeller 17,16 other end of shaft and crank
The connection of 18 one end, 18 other end of crank and 19 one end of connecting rod are hinged, and 19 other end of connecting rod and rack gear 9 are hinged, rack gear 9 and pipeline water
Flat to be slidably connected, gear 10 is engaged with rack gear 9, and connecting rod 11 is fixedly connected with gear 10, and 11 side wall of connecting rod is equipped with sliding slot, spiral shell
13 one end of bar is equipped with cavity, and the cavity wall of cavity is equipped with protrusion, and connecting rod 11 protrudes into cavity, and protrusion protrudes into sliding slot, convex
It rises and is in sliding fit with the sliding chute.So facilitate and realizes that connecting rod 11 slides axially but not produces relative rotation with screw rod 13, it can be with
Ensuring gear 10 always can drive screw rod 13 to rotate.Nut 12 is fixedly connected with flotation cell 1 and nut 12 and 13 screw thread of screw rod
Cooperation, 13 one end of screw rod are connect with jet storehouse, and jet storehouse is circumferentially with multiple gas outlets, and jet storehouse lower end is hinged with multiple hinged
Plate 15, articulated slab 15 are equipped with torsional spring for jet storehouse hinged place, and articulated slab 15 is equipped with the plug that can block gas outlet, flotation cell
1 lower part sets waste outlet 2.
Flotation agent is filled in coal washing flotation Shi Xianxiang flotation cell 1, then starts gas supply mechanism 6, the gas in gas supply mechanism 6
Body enters in pipeline, and is entered in jet storehouse by pipeline.Because being rotatably connected to shaft 16 in pipeline, in shaft 16
It is equipped with impeller 17.So gas will push the rotation of impeller 17 when gas enters in pipeline, i.e. drive shaft 16 rotates.
Because 16 one end of shaft is connect with 18 one end of crank, and 18 other end of crank and 19 one end of connecting rod are hinged, 19 other end of connecting rod with
Rack gear 9 is hinged, and rack gear 9 is slidably connected with pipe level.So when shaft 16 rotates, meeting under the action of crank 18 and connecting rod 19
Band carry-over bar 9 reciprocatingly slides along pipe level.Because gear 10 is engaged with rack gear 9, rack gear 9, which reciprocatingly slides, will drive gear
10 reciprocating rotations.Gear 10 is fixedly and coaxially connected with screw rod 13, and screw rod 13 is fixedly connected with spray painting storehouse, i.e., gear 10 is in rotation
It will drive 13 reciprocating rotation of screw rod, screw rod 13 drives spray painting storehouse reciprocating rotation.Because being circumferentially with multiple gas outlets in spray painting storehouse,
Multiple articulated slabs 15 are hinged in jet storehouse lower end, articulated slab 15 is equipped with the plug that can block gas outlet.When gas supply mechanism 6 not
When gas supply, when jet storehouse does not rotate, plug, which is located in gas outlet, plays ponding, and flotation agent is avoided to enter in jet storehouse.
When gas supply mechanism 6 supplies, shaft 16 rotates and jet storehouse is driven to rotate.When jet storehouse rotates, because of the effect of centrifugal force, with
The hinged articulated slab 15 in jet storehouse is far from jet storehouse, and plug no longer plays ponding, the rotation of jet storehouse, gas to gas outlet at this time
Body is discharged by gas outlet, is mixed with flotation agent, and 15 shape of articulated slab can then play the role of mixing plant, make gas and flotation agent
It is sufficiently mixed.When the gas being passed through is more, the rotation of jet storehouse is faster, i.e. the angle of the opening of articulated slab 15 is bigger, stirring
Range is also bigger, mixes gas with flotation agent faster.And screw rod 13 is threadedly coupled with nut 12, i.e., screw rod 13 is reciprocal
It can be moved back and forth up and down along its axial direction when rotation, jet storehouse is driven to move back and forth up and down.Puff prot can be not only passed through in this way
Reciprocating rotation when gas can more move back and forth up and down, and the contact with flotation agent is more abundant.Coal charge is added from feed inlet 4
Into flotation cell 1, coal carries out flotation under the action of the flotation agent of boiling, and feed particles can float on 1 top of flotation cell, by coal
Charcoal conveying mechanism transports flotation cell 1 by discharge port 3, and the waste material in flotation is discharged from waste outlet 2, completes flotation.
Coal conveying mechanism includes conveyer belt 8, motor 5 and idler wheel 7.The rotation of motor 5 drives idler wheel 7 to rotate, and idler wheel 7 drives again
Dynamic conveyer belt 8 moves, and the coal charge flotated is transported to discharge port 3 and is discharged.15 free end of articulated slab is equipped with gravity block 14.If
Articulated slab 15 when gravity block 14 is conducive to the rotation of spray painting storehouse is set to rotate around spray painting storehouse.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (3)
1. a kind of flotation unit for coal washing, including flotation cell, the flotation cell top is equipped with feed inlet, on the flotation cell
Portion two sides are equipped with discharge port, it is characterised in that；Further include gas supply mechanism and pipeline, the pipeline respectively with gas supply mechanism and flotation
Room connection, the flotation cell two sides are equipped with coal structure for conveying, and the coal structure for conveying is connected to discharge port, the flotation cell
It is inside rotatably connected to jet structure, the jet structure includes shaft, screw rod, crank, connecting rod, rack gear, gear, nut and jet
Storehouse, described shaft one end and pipeline are rotatablely connected, and the shaft is equipped with impeller, and the shaft other end and crank one end connect
It connects, the crank other end and connecting rod one end are hinged, and the connecting rod other end and rack gear are hinged, and the rack gear and pipe level are sliding
Dynamic connection, the wheel and rack engagement, the gear are fixedly connected with screw coaxial, and the nut is fixedly connected with flotation cell
And nut and screw flight cooperate, described screw rod one end is connect with jet storehouse, and the jet storehouse is circumferentially with multiple gas outlets, institute
It states jet storehouse lower end and is hinged with multiple articulated slabs, articulated slab and jet storehouse hinged place are equipped with torsional spring, and the articulated slab is equipped with can
The plug of gas outlet is blocked, the flotation cell lower part sets waste outlet；It further include connecting rod, the connecting rod and the fixed company of gear
It connects, the connecting rod side wall is equipped with sliding slot, and described screw rod one end is equipped with cavity, and the cavity wall of the cavity is equipped with protrusion, described
Connecting rod protrudes into cavity, and protrusion protrudes into sliding slot, and the protrusion is in sliding fit with the sliding chute.
2. a kind of flotation unit for coal washing according to claim 1, it is characterised in that: the coal conveying mechanism packet
Conveyer belt, motor and idler wheel are included, the idler wheel is driven by motor, and the conveyer belt is driven by idler wheel.
3. a kind of flotation unit for coal washing according to claim 1, it is characterised in that: the articulated slab free end is set
There is gravity block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711489855.5A CN108212551B (en) | 2017-12-29 | 2017-12-29 | A kind of flotation unit for coal washing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711489855.5A CN108212551B (en) | 2017-12-29 | 2017-12-29 | A kind of flotation unit for coal washing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108212551A CN108212551A (en) | 2018-06-29 |
| CN108212551B true CN108212551B (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711489855.5A Active CN108212551B (en) | 2017-12-29 | 2017-12-29 | A kind of flotation unit for coal washing |
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| CN (1) | CN108212551B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620004B (en) * | 2021-07-20 | 2023-05-02 | 大同市同华矿机制造有限责任公司 | Coal mine mining apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204699842U (en) * | 2015-05-29 | 2015-10-14 | 温传岳 | A kind of flotation device |
| CN205701063U (en) * | 2015-10-21 | 2016-11-23 | 孙志明 | A kind of blowing-type flotation device |
| CN205628312U (en) * | 2016-04-26 | 2016-10-12 | 安徽理工大学 | Utilize rotatory jet mixing low energy consumption flotation equipment of ore pulp driven |
| CN205731644U (en) * | 2016-06-03 | 2016-11-30 | 宁夏亘峰嘉能能源科技股份有限公司 | Coal flotation unit |
| CN206519254U (en) * | 2016-12-27 | 2017-09-26 | 张高青 | A kind of coal flotation unit |
| CN206701506U (en) * | 2017-04-17 | 2017-12-05 | 李婷 | A kind of hybrid mineral flotation machine |
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- 2017-12-29 CN CN201711489855.5A patent/CN108212551B/en active Active
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| Publication number | Publication date |
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| CN108212551A (en) | 2018-06-29 |
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Denomination of invention: A flotation device for coal washing Effective date of registration: 20201215 Granted publication date: 20191203 Pledgee: Bank of China Limited Chongqing Yongchuan sub branch Pledgor: CHONGQING WEILIN COMMERCE AND TRADE Co.,Ltd. Registration number: Y2020980009293 |