CN108212551A - A kind of flotation unit for coal washing - Google Patents
A kind of flotation unit for coal washing Download PDFInfo
- Publication number
- CN108212551A CN108212551A CN201711489855.5A CN201711489855A CN108212551A CN 108212551 A CN108212551 A CN 108212551A CN 201711489855 A CN201711489855 A CN 201711489855A CN 108212551 A CN108212551 A CN 108212551A
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- CN
- China
- Prior art keywords
- flotation
- coal
- flotation cell
- 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, and including flotation cell, the flotation cell sets top equipped with feed inlet, and flotation cell top both sides are equipped with discharge port, it is characterised in that；Further include gas supply mechanism and pipeline, the pipeline connects respectively with gas supply mechanism and flotation cell, the flotation cell both sides are equipped with coal structure for conveying, the coal structure for conveying is connected with 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 technology
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 as first of process equipment of raw coal, during the deep processing of coal, plays highly important work
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 machineries 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 ore deposit
On object adhesive foam, float to mineral slurry level and re-form mineralized froth.Foam is made to be scraped by scraper plate.Existing flotation unit gas into
It is fixed to enter 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.
Invention content
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 flotation cell top both sides are equipped with discharge port, further include gas supply mechanism and pipe
Road, the pipeline connect respectively with gas supply mechanism and flotation cell, and the flotation cell both sides are equipped with coal structure for conveying, the coal
Structure for conveying is connected with 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, nut and jet storehouse, described shaft one end are rotatablely connected with pipeline, and the shaft is equipped with
Impeller, the shaft other end are connect with crank one end, and the crank other end is hinged with connecting rod one end, the connecting rod other end
It is hinged with rack, the rack is slidably connected with pipe level, and the wheel and rack engagement, the gear is consolidated with screw coaxial
Fixed connection, the nut is fixedly connected with flotation cell and nut coordinates with screw flight, 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 is cut with scissors with jet storehouse
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 first filled into flotation cell in coal washing flotation, then starts gas supply mechanism, is supplied
Gas gas within the organization is entered in pipeline, and is passed through pipeline and entered in jet storehouse.Turn because being rotatably connected in pipeline
Axis is equipped with impeller in shaft.So when gas is entered in pipeline, gas can push wheel rotation, that is, shaft be driven to turn
It is dynamic.Because shaft one end is connect with crank one end, and the crank other end is hinged with connecting rod one end, the connecting rod other end and rack
Hinged, the rack is slidably connected with pipe level.So when shaft rotates, it can band carry-over bar under the action of crank and connecting rod
It reciprocatingly slides along pipe level.Because wheel and rack engages, rack, which reciprocatingly slides, gear reciprocating to be driven to rotate.Gear
It is fixedly connected with screw coaxial, screw rod is fixedly connected with spray painting storehouse, i.e., gear can 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, flotation agent is avoided to enter in jet storehouse.When gas supply mechanism supplies, shaft is rotated and is driven
Jet storehouse rotates.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 gas outlet ponding, and the rotation of jet storehouse, gas is discharged by gas outlet, mixed with flotation agent, and is cut with scissors
Fishplate bar shape can then play the role of mixing plant, and gas is made to be sufficiently mixed with flotation agent.When the gas being passed through is more, jet storehouse turns
Dynamic faster, i.e., the angle that articulated slab opens is bigger, and the range of stirring is also bigger, and gas is made to be mixed faster with flotation agent.
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, be driven above and below jet storehouse
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
Contact is more abundant.Coal charge is added to from feed inlet in flotation cell, coal carries out flotation under the action of the flotation agent of boiling,
Feed particles can float on flotation cell top, and flotation cell is transported 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.Set gravity block be conducive to spray painting storehouse rotation when articulated slab around
The rotation of spray painting storehouse.
Further, connecting rod is further included, 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 is stretched into cavity, and protrusion stretches into
In sliding slot, the protrusion is slidably matched with sliding slot.So facilitate and realize that connecting rod slides axially with screw rod but not generates opposite
Rotation, it can be ensured that gear always can be with drive screw turns.
Description of the drawings
Fig. 1 is a kind of structure diagram of flotation unit embodiment for coal washing of the invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail：
Reference numeral in Figure of description includes：Flotation cell 1, discharge port 3, feed inlet 4, motor 5, supplies waste outlet 2
Mechanism of qi structure 6, idler wheel 7, conveyer belt 8, rack 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 Figure 1：A kind of flotation unit for coal washing, including flotation cell 1, flotation cell 1 is set
Portion is equipped with feed inlet 4, and 1 top both sides of flotation cell are equipped with discharge port 3, further include gas supply mechanism 6 and pipeline, pipeline respectively with gas supply
Mechanism 6 is connected with flotation cell 1, and 1 both sides of flotation cell are equipped with coal structure for conveying, and coal structure for conveying is connected with 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 9, gear 10,
Nut 12 and jet storehouse, 16 one end of shaft are rotatablely connected with pipeline, and shaft 16 is equipped with impeller 17,16 other end of shaft and crank
18 one end connect, and 18 other end of crank is hinged with 19 one end of connecting rod, and 19 other end of connecting rod is hinged with rack 9, rack 9 and pipeline water
Flat to be slidably connected, gear 10 is engaged with rack 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 is stretched into cavity, and protrusion is stretched into sliding slot, convex
It rises and is slidably matched with sliding slot.So facilitate and realize that connecting rod 11 slides axially but not produces relative rotation with screw rod 13, it can be with
Ensure that gear 10 can drive screw rod 13 to rotate always.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 first filled into flotation cell 1 in coal washing flotation, then startup gas supply mechanism 6, the gas in gas supply mechanism 6
Body is entered in pipeline, and is passed through pipeline and entered in jet storehouse.Because being rotatably connected to shaft 16 in pipeline, in shaft 16
It is equipped with impeller 17.So when gas is entered in pipeline, gas can push impeller 17 to rotate, that is, shaft 16 be driven to rotate.
Because 16 one end of shaft is connect with 18 one end of crank, and 18 other end of crank is hinged with 19 one end of connecting rod, 19 other end of connecting rod with
Rack 9 is hinged, and rack 9 is slidably connected with pipe level.So when shaft 16 rotates, the 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 9, rack 9 reciprocatingly slides can band moving 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
13 reciprocating rotation of screw rod can be driven, 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
During 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 no longer plays gas outlet in ponding, the rotation of jet storehouse, gas far from jet storehouse, at this time plug
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, makes 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 that articulated slab 15 opens is bigger, stirring
Range is also bigger, and gas is made to be mixed faster with flotation agent.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 during rotation along its axial direction, 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 during gas can more move back and forth up and down, and the contact with flotation agent is more abundant.Coal charge is added in 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 discharges.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 put to rotate around spray painting storehouse.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete 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 should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and practical applicability.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 (4)
1. a kind of flotation unit for coal washing, including flotation cell, the flotation cell sets top equipped with feed inlet, the flotation cell
Top both 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 floating
Room is selected to connect, the flotation cell both sides are equipped with coal structure for conveying, and the coal structure for conveying is connected with discharge port, the flotation
Interior is rotatably connected to jet structure, and the jet structure includes shaft, screw rod, crank, connecting rod, rack, gear, nut and spray
Gas storehouse, described shaft one end are rotatablely connected with pipeline, and the shaft is equipped with impeller, and the shaft other end connects with crank one end
It connects, the crank other end is hinged with connecting rod one end, and the connecting rod other end is hinged with rack, and the rack is slided with pipe level
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 coordinates with screw flight, 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 is equipped with torsional spring with jet storehouse hinged place, and the articulated slab is equipped with can
The plug of gas outlet is blocked, the flotation cell lower part sets waste outlet.
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 2, it is characterised in that：The articulated slab free end is set
There is gravity block.
4. a kind of flotation unit for coal washing according to claim 3, it is characterised in that：Connecting rod is further included, it is described
Connecting rod is fixedly connected with gear, and the connecting rod side wall is equipped with sliding slot, and described screw rod one end is equipped with cavity, the chamber of the cavity
Wall is equipped with protrusion, and the connecting rod is stretched into cavity, and protrusion is stretched into sliding slot, and the protrusion is slidably matched with sliding slot.
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 true CN108212551A (en) | 2018-06-29 |
| CN108212551B CN108212551B (en) | 2019-12-03 |
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Family Applications (1)
| 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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| Country | Link |
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| CN (1) | CN108212551B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620004A (en) * | 2021-07-20 | 2021-11-09 | 金伟 | Coal mining equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204699842U (en) * | 2015-05-29 | 2015-10-14 | 温传岳 | A kind of 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 |
| CN205701063U (en) * | 2015-10-21 | 2016-11-23 | 孙志明 | A kind of blowing-type flotation device |
| 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 |
-
2017
- 2017-12-29 CN CN201711489855.5A patent/CN108212551B/en active Active
Patent Citations (6)
| 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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620004A (en) * | 2021-07-20 | 2021-11-09 | 金伟 | Coal mining equipment |
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| Publication number | Publication date |
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| CN108212551B (en) | 2019-12-03 |
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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 |