CN101322968B - Coal fines fiber separator - Google Patents
Coal fines fiber separator Download PDFInfo
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- CN101322968B CN101322968B CN2008100224933A CN200810022493A CN101322968B CN 101322968 B CN101322968 B CN 101322968B CN 2008100224933 A CN2008100224933 A CN 2008100224933A CN 200810022493 A CN200810022493 A CN 200810022493A CN 101322968 B CN101322968 B CN 101322968B
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- fiber
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- loam cake
- combing
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Abstract
The invention discloses a separator for coal powder fiber, which comprises a driving device, a combing and filtering mechanism and a casing. The casing comprises a vertically arranged shell taking the shape of a circular oblique cone table, an assorted upper cover and a discharge hole thereof. The upper cover is provided with a feed opening and a clearing opening; the driving device is fixedly connected on the upper end surface of the upper cover and is connected with and drives the combing and filtering mechanism arranged on the bottom end surface of the upper cover by a shaft which is vertically arranged. With a runner serving as a skeleton, a separation structure provided with a combing layer and a screening layer is respectively arranged on the upper and lower end surfaces of the combing and filtering mechanism for the purpose of separately extracting long fiber, short fiber and velvet fiber. The coal power from which the fiber is removed flows out from the discharge hole by the shell, in order to ensure that no sintering phenomenon exists on the inner wall of the nozzle opening and the jetting of the coal powder is smooth and uniform. The separator for coal powder fiber has simple structure and high purification efficiency; besides, the separator for coal powder fiber is especially applicable to the assorted use for various gasification projects.
Description
Technical field
The present invention relates to a kind of screening plant, specifically, the present invention relates to a kind of in the coal dust course of conveying through comb screening from the separator that goes out fiber.
Background technology
The coal dust that uses in the modern industry is to be pulverized by block coal wearable coal machine to form.Because of in the coal often with the wood materials of permineralization not, wood materials forms fiber different in size and is mixed in the coal dust during coal-grinding.The coal dust of sneaking into fiber directly influences result of use, particularly is the stove and accessory of fuel with the coal dust, because of the fiber at the jet hole place that flows through is sintered, in case be accumulated as the sticking stifled jet hole of piece, just causes expensive nozzle to be burnt out.Prior art adopts lattice structure in the coal dust course of conveying, can effectively sift out fiber, can improve the purity of coal dust, improves result of use.But lattice structure can only be sifted out a spot of short fiber and velvet-like fiber, can not thoroughly solve jet hole and glued problem stifled and scaling loss.
Summary of the invention
The present invention is primarily aimed at the weak shortcoming of prior art screening capacity, proposes a kind of hierarchical screening structure that has, and screening capacity is strong, and can improve the coal fines fiber separator of coal dust loosening degree.
The present invention realizes technical goal through following technical proposals.
Coal fines fiber separator, it comprises drive unit, comb filter structure and shell.Said shell contains loam cake and the discharging opening that matches with housing, on cover and be provided with charging aperture and clean-up port.Said drive unit is fixedly connected on the upper surface of loam cake, and through vertically running through the axle of loam cake centre bore, drives the rotation of comb filter structure with 30～40 rev/mins.Its improvements are: comb filter structure is discoid; Integral body places the big end of housing place and loam cake bottom surface separately and parallel; The runner that comb filter structure is formed with spoke and wheel rim is a frame member; Be fixedly connected perverse of 28～42 combs that are radial arrangement in the runner upper surface, and be fixedly connected the grid of sieve shape in the runner lower surface, the comb thorn on the comb thorn bar is erect up and is equidistantly arranged.Said housing is the oblique taper type of circle, and the charging aperture of biasing is coaxial with discharging opening, and angle is 55 °～65 ° between left side wall and the large end face.
Above-mentioned comb filter structure is provided with comb thorn combing and grid screen double-layer separating structure.Main component in the comb filter structure is that the comb that is uniformly distributed with stings bar, and sliver is a strip, and the every interval 3.5～4.5mm in length aspect arranges the comb thorn of needle-like towards the upper surface, and comb thorn diameter 2～3mm combs the long 50～75mm of thorn, and the comb thorn is towards direction of rotation inclination 10～15 degree.During the rotation of comb filter structure, the comb thorn with 10 °～15 ° of angles of lead at first carries out combing to coal dust, and the long fibre that combs out slides to comb thorn root along angle of lead, and grid sifts out short fiber and the velvet-like fiber that comb thorn end goes out clearly.In case the accumulation of fibers of comb filter structure comb filter is shut down the back and is removed from the clean-up port to set amount.Grid is convenient to the grid of the burst dismounting and change wear out failure from the clean-up port by 3～5 circular sieve plates that wait piecemeal to form.The housing discharging of the oblique taper type of circle is smooth and easy.
The present invention compared with prior art has following good effect:
1, have double-layer separating structure, the separate mode through comb thorn combing and grid screen carries out double purified to coal dust respectively, and coal dust purity is high;
2, the comb of motion thorn removes and has the fibration of isolating, and also has the effect of stirring the coal dust that looses, and helps evenly spraying coal dust;
3, initiatively the defibre ability is strong for the comb of motion thorn, and purification efficiency is high;
4, isolating construction is simple, easy to manufacture.
Description of drawings
Fig. 1 is a structural profile sketch map of the present invention.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is comb thorn bar and the grille plane structural representation on the comb filter structure.
Fig. 5 is a comb filter structure part section enlarged diagram.
The specific embodiment
According to accompanying drawing and combine embodiment, the present invention is elaborated below.
Coal fines fiber separator shown in Figure 1, it comprises drive unit 1, comb filter structure 2 and shell 3.Said shell 3 contains and housing 3.1 and the loam cake 3.2 that matches thereof, discharging opening 3.3.Housing 3.1 profiles are oblique taper types of circle of vertically-arranged; The charging aperture 3.4 of biasing is coaxial with discharging opening 3.3; In the present embodiment between left side section outer wall and the large end face of diagram housing 3.1 angle be 60 °; Can not accumulate on housing 3.1 inwalls at the coal dust of flowing through under this angle condition, guarantee unblocked.Loam cake 3.2 is provided with charging aperture 3.4 and clean-up port 3.5.Drive unit 1 is fixedly connected on the upper surface of loam cake 3.2, and the output of drive unit 1 is through the comb filter structure 2 of vertically arranged axle 1.1 connections with loam cake 3.2 bottom face parallel interval, and drive unit 1 drives 2 rotations of comb filter structure with 36 rev/mins rotating speed.The runner 2.1 that discoid comb filter structure 2 is formed with spoke and wheel rim is a frame member, and the lower surface is set up the isolating construction of comb thorn combing and the double-deck face of grid screen separately above that.Wherein, be fixedly connected 32 combs thorn bars 2.2 that are radial installation in runner 2.1 upper surfaces, every along its length interval 4mm erects one and towards tilt 12 ° comb thorn of direction of rotation, the comb thorn diameter 2.5mm of needle-like, long 60mm towards the upper surface for perverse 2.2 of every comb.Comb thorn bar 2.2 along runner 2.1 arranged radiallys constitutes the first aspect isolating construction, and specially department separates long fibre.Be fixedly connected grid 2.3 in the lower surface of runner 2.1 and constitute the second aspect isolating construction, utilize the sieve aperture screen of grid 2.3 to go out short fiber and velvet-like fiber.Grid 2.3 is divided into 4 and is fixedly connected on runner 2.1 lower surfaces in the present embodiment, the grid 2.3 of fabricated structure be convenient to behind wear out failure can be from the clean-up port 3.5 punishment piece dismounting and change, need not make integral demounting.
When the present invention implemented, coal dust was from charging aperture 3.4 inputs, and after comb thorn combing and grid screen twice separating treatment, clean coal dust flows out from discharging opening 3.3 through housing 3.1.Not fibrous pulverized coal flow inwall when nozzle does not have sintering phenomenon, and is unimpeded, even when keeping spraying coal dust.
Comb thorn among the present invention on the comb thorn bar 2.2 removes has comb filter fibration, the effect of stirring the coal dust that looses in addition, and loose coal dust helps nozzle ejection.
As further improvement of the present invention, housing 3.1 is processed up big and down small truncated cone, more help coal dust.
Claims (4)
1. coal fines fiber separator, it comprises drive unit (1), comb filter structure (2) and shell (3); Said shell (3) contains loam cake (3.2) and the discharging opening (3.3) that matches with housing (3.1), and loam cake (3.2) is provided with charging aperture (3.4) and clean-up port (3.5); Said drive unit (1) is fixedly connected on the upper surface of loam cake (3.2), and drives comb filter structure (2) rotation through the axle (1.1) that vertically runs through loam cake (3.2) centre bore with 30～40 rev/mins; It is characterized in that: comb filter structure (2) is for discoid; Integral body places the big end place of housing (3.1) and loam cake (3.2) bottom surface separately and parallel; The runner (2.1) that comb filter structure (2) is formed with spoke and wheel rim is a frame member; Be fixedly connected 28～42 comb thorn bars (2.2) that are radial arrangement in runner (2.1) upper surface, and be fixedly connected the grid (2.3) of sieve shape in runner (2.1) lower surface, the comb thorn on the comb thorn bar (2.2) is erect up and is spaced; Said housing (3.1) is the oblique taper type of circle, and the charging aperture of biasing (3.4) is coaxial with discharging opening (3.3), and angle is 55 °～65 ° between left side wall and the large end face.
2. coal fines fiber separator according to claim 1 is characterized in that: said grid (2.3) is the circular sieve plate of combined type, and it waits piecemeal to form by 3～5.
3. coal fines fiber separator according to claim 1 is characterized in that: said comb thorn bar (2.2) is the strip member, and the every interval 3.5～4.5mm of length direction arranges the comb thorn of needle-like towards the upper surface, comb thorn diameter 2～3mm, the long 50～75mm of comb thorn.
4. coal fines fiber separator according to claim 1 is characterized in that: the comb thorn on the said comb thorn bar (2.2) is towards 10 °～15 ° arrangements of direction of rotation inclination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100224933A CN101322968B (en) | 2008-07-22 | 2008-07-22 | Coal fines fiber separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100224933A CN101322968B (en) | 2008-07-22 | 2008-07-22 | Coal fines fiber separator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101322968A CN101322968A (en) | 2008-12-17 |
| CN101322968B true CN101322968B (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100224933A Active CN101322968B (en) | 2008-07-22 | 2008-07-22 | Coal fines fiber separator |
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| Country | Link |
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| CN (1) | CN101322968B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785615A (en) * | 2014-03-10 | 2014-05-14 | 威程（天津）科技有限公司上海分公司 | Coal dust classifier |
| CN111482349A (en) * | 2020-05-06 | 2020-08-04 | 山东明泉新材料科技有限公司 | Pulverized coal fiber separator capable of being automatically cleaned online |
| CN112934713B (en) * | 2021-01-30 | 2022-04-19 | 武汉云轻环保科技有限公司 | Fiber separator |
| CN114713508B (en) * | 2022-04-06 | 2023-06-30 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for improving TFe grade of vanadium-containing iron concentrate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2084845U (en) * | 1990-07-13 | 1991-09-18 | 中国矿业大学 | Dry centifugal screen |
| CN2782231Y (en) * | 2004-12-09 | 2006-05-24 | 钢铁研究总院 | Separator for powdered coal and sundries |
| CN2811334Y (en) * | 2005-07-08 | 2006-08-30 | 靳政明 | Long fiber screening machine |
| CN201261015Y (en) * | 2008-07-22 | 2009-06-24 | 顾桂祥 | Coal fines fiber separator |
-
2008
- 2008-07-22 CN CN2008100224933A patent/CN101322968B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2084845U (en) * | 1990-07-13 | 1991-09-18 | 中国矿业大学 | Dry centifugal screen |
| CN2782231Y (en) * | 2004-12-09 | 2006-05-24 | 钢铁研究总院 | Separator for powdered coal and sundries |
| CN2811334Y (en) * | 2005-07-08 | 2006-08-30 | 靳政明 | Long fiber screening machine |
| CN201261015Y (en) * | 2008-07-22 | 2009-06-24 | 顾桂祥 | Coal fines fiber separator |
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| CN101322968A (en) | 2008-12-17 |
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Effective date of registration: 20200403 Address after: 225505 in Baimi Town Industrial Park, Jiangyan District, Taizhou City, Jiangsu Province Patentee after: JIANGSU HUANENG CONVEYING EQUIPMENT Co.,Ltd. Address before: 225505, No. three, 43 village, Hangzhou village, white rice Town, Jiangsu, Jiangyan Patentee before: Gu Guixiang |
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