CN105713624A - Bottom coke discharging chute system for coke dry quenching - Google Patents
Bottom coke discharging chute system for coke dry quenching Download PDFInfo
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- CN105713624A CN105713624A CN201610226498.2A CN201610226498A CN105713624A CN 105713624 A CN105713624 A CN 105713624A CN 201610226498 A CN201610226498 A CN 201610226498A CN 105713624 A CN105713624 A CN 105713624A
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- coke
- fork
- discharging
- coke discharging
- system bottom
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B39/00—Cooling or quenching coke
- C10B39/02—Dry cooling outside the oven
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B43/00—Preventing or removing incrustations
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coke Industry (AREA)
Abstract
The invention discloses a bottom coke discharging chute system for coke dry quenching. The bottom coke discharging chute system comprises a receiving barrel located at the upper part, wherein a receiving port is formed in the upper end of the receiving barrel, the lower end of the receiving barrel is connected with two forking chute pipelines arranged in a forking manner, an inverted Y shape is formed, a vertical section bending vertically downwards is arranged at the lower part of each forking chute pipeline, and a discharging port is formed in the lower part of the vertical section; the system further comprises a dust removal pipeline, one end of the dust removal pipeline is connected with a dust removal fan, and the other end communicates with the receiving barrel. The bottom coke discharging chute system is characterized in that an impact energy dissipation plate is further arranged at the upper end of each vertical section at the lower part of the corresponding forking chute pipeline, the upper end of the impact energy dissipation plate is connected to the outer side of a bending position on the inner wall of the forking chute pipeline, and the lower end extends obliquely inwards in a hanging manner. The bottom coke discharging chute system has the advantages that the structure is simple, the service life is long and raise dust can be avoided better.
Description
Technical field
The present invention relates to a kind of dry coke quenching auxiliary smelted iron and adopt in field, particularly relate to coke discharging chuting system bottom a kind of dry coke quenching.
Background technology
Coke be by coal bituminous coal completely cut off air when, be heated to 950-1050 DEG C, through super-dry,Pyrolysis、Melted, the product that obtains of bonding, solidification, the stage such as contraction.It is mainly used inBlast furnace ironmakingWith the blast furnace smelting for non-ferrous metals such as copper, lead, zinc, titanium, antimony, hydrargyrum, a reducing agent, exothermic mixture and stock column skeleton function.Blast furnace adopts coke to replaceLinesless charcoal, the maximization for modern blast furnace is laid a good foundation, and is a great milestone on history of metallurgy.Therefore general steel plant need first coking before ironmaking.
Coal, after carbonization chamber is smelt coke, should be released from carbonization chamber in time, and during red burnt release, temperature is about 1000 DEG C.For avoiding coke to burn and being suitable to transport and storage, it is impossible to be routed directly to blast furnace ironmaking, it is necessary to red burnt temperature is reduced.A kind of coke quenching method is to adopt water spray that red burnt temperature is reduced to 300 ° of below C, namely usually said coke wet quenching.And dry coke quenching technique, relative coke wet quenching, referring to a kind of extinguishing technique method adopting noble gas by red burnt cooling down, it is better than coke wet quenching in energy-saving and environmental protection with in improving coke quality etc..
Applicant institute in the factory, for improving coke quality, has introduced a few set dry coke quenching auxiliary in recent years.Considerable effect is all served in energy-conserving and environment-protective are even from generating.In this dry coke quenching auxiliary, position of the discharging of the coke, bottom have employed coke-discharging chute system.
Above-mentioned existing coke-discharging chute system, disclosed in its structure and CN203486441U, the structure of a kind of dry coke quenching double; two fork chute device is similar, including splicing cylinder above, splicing cylinder upper end offers material receiving port, splicing cylinder lower end and the first fork elephant trunk road and the second fork elephant trunk road connection are reverse Y-shaped, first fork elephant trunk road and the second fork joint, upper end, elephant trunk road are additionally provided with switching turnover panel, and switching turnover panel is connected with externally-located switching handle and constitutes switching mechanism.Wherein, in order to reduce airborne dust, the first fork elephant trunk road and the second fork bottom, elephant trunk road have the one section of vertical section being folded to as straight down, and vertical section lower end is discharging opening, so changes discharging direction straight down to avoid airborne dust better;Secondly being also provided with cleaning shaft further, cleaning shaft one end is connected with dedusting fan, and the connection of other end level is arranged on splicing cylinder lower position.
But this existing structure, yet suffer from problems with: 1 is that dust removing effects is not good, the dust collecting opening at cleaning shaft place is located just at the position of chute inlet space half, therefore dust collecting opening is less with the coke distance in chute, during even at huge discharge coke discharging, coke directly contacts dust collecting opening, it is negative pressure in cleaning shaft, directly by breeze, nut coke, even alluvial in lump coke intake line, causes that cleaning shaft draught capacity reduces, and suction diminishes, and then dust produced by chute coke discharging cannot normally be siphoned away, chute periphery dust is serious.2 are the first fork elephant trunk road and the second fork slips inwall outside the vertical section upper end of lower end of duct and directly bears coke and impact, such one is that the long-term friction easy breakage of impact causes that service life is shorter, two is that effect of energy dissipation is limited, can not effectively reduce coke downslide kinetic energy, it is fast that coke goes out kinetic energy big speed during discharging opening, is also easily caused airborne dust.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved is: how to provide a kind of simple in construction, long service life, it is possible to avoid coke discharging chuting system bottom the dry coke quenching of airborne dust better.
In order to solve above-mentioned technical problem, present invention employs following technical scheme:
Coke discharging chuting system bottom a kind of dry coke quenching, including splicing cylinder above, splicing cylinder upper end offers material receiving port, the fork elephant trunk road connection of splicing cylinder lower end and two bifurcated settings is reverse Y-shaped, two forks slip conduit upper and are oblique section and bottom has the one section of vertical section being folded to as straight down, and vertical section lower end is discharging opening, also includes cleaning shaft, cleaning shaft one end is connected with dedusting fan, and the other end connects setting with splicing cylinder;It is characterized in that, lower vertical section upper end, described fork elephant trunk road is additionally provided with shock energy dissipating plate, clashes into energy dissipating plate upper end and is connected to fork and slips inner-walls of duct and be folded to place's outer fix, and the oblique interior extending suspension in lower end is arranged.
So, the shock energy dissipating plate arranged, discharging opening can be dropped out still further below after clashing into energy dissipating for coke, slow down speed during coke discharging, and then decrease the airborne dust clashed into and produce due to coke discharging, secondly improve environmental health, clash into arranging of energy dissipating plate and fork elephant trunk road lower outside upper end position can be avoided directly to bear coke impact and damaged, increase the service life.
As optimization, described shock energy dissipating plate upper end and fork slip inner-walls of duct and are rotatably connected, and clash into apical grafting outside energy dissipating plate and are provided with adjusting bolt, and adjusting bolt level spins and is matched with fork elephant trunk road and outer end and extends fork elephant trunk road.
As such, it is possible to convenient adjustment clashes into energy dissipating plate angle of inclination, to adapt to different blanking situations.
As optimization, joint, upper end, two fork elephant trunk roads is additionally provided with switching turnover panel, and switching turnover panel is connected with externally-located switching handle and constitutes switching mechanism.
So, convenient control switches two fork elephant trunk way discharging devices.
As optimization, described cleaning shaft connects one end with splicing cylinder and is provided with grid.So, grid can STRENGTH ON COKE stop to a certain extent, it is prevented that coke, breeze, nut coke are inhaled into cleaning shaft blocking.
As optimization, described cleaning shaft having one section of horizontal segment, horizontal segment lower position is provided with and communicated with caisson.So, in the material that dedusting gas carries, part breeze, nut coke even coke can be deposited in caisson, alleviates the order of severity of alluvial blocking with this.
As optimization, described caisson is provided with chamber door.After so facilitating long-play, stopping production is opened chamber door and caisson is cleared up.
As optimization, described splicing cylinder top is vertically arranged and bottom is folded in and unilateral pitches that to slip duct orientation consistent.So, the blanking of convenient guiding coke buffering is to fork elephant trunk road.
As optimization, having the guide barrel connecting setting straight up on the upside of described splicing cylinder bottom, described cleaning shaft seals connection and is arranged on guide barrel top position.
So, by guide barrel, cleaning shaft entry position is raised so that the coke granule that quality that air-flow is mingled with through guide barrel is bigger can fall down under Gravitative Loads, it is to avoid is inhaled into cleaning shaft, better ensures that cleaning shaft is unimpeded.
Further, described guide barrel horizontal section area is in diminishing contraction state from top to bottom.When guaranteeing that cleaning shaft suction namely air quantity are certain, the suction of cleaning shaft can be disperseed to a certain extent by this structure, expand the sphere of action of suction to improve dust removing effects, avoid again suction comparatively to concentrate simultaneously and cause that larger particles material is inhaled into, therefore drastically increase dust removing effects on the whole.
As optimization, fork slips oblique section of conduit upper and closes on and be provided with manhole on the upper side of position, the place of being folded to.So, the convenient maintenance to clashing into energy dissipating plate is changed.
In sum, the present invention has simple in construction, long service life, it is possible to the advantage avoiding airborne dust better.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
When being embodied as: as shown in Figure 1, coke discharging chuting system bottom a kind of dry coke quenching, including splicing cylinder 1 above, splicing cylinder upper end offers material receiving port 2, and the fork elephant trunk road 3 that splicing cylinder 1 lower end and two bifurcateds are arranged connects and is reverse Y-shaped, and top, two fork elephant trunk roads 3 is oblique section and bottom has the one section of vertical section being folded to as straight down, vertical section lower end is discharging opening 4, also including cleaning shaft 5, cleaning shaft 5 one end is connected with dedusting fan, and the other end connects setting with splicing cylinder 1;It is characterized in that, lower vertical section upper end, described fork elephant trunk road 3 is additionally provided with shock energy dissipating plate 6, clashes into energy dissipating plate 6 upper end and is connected to fork and slips inner-walls of duct and be folded to place's outer fix, and the oblique interior extending suspension in lower end is arranged.
So, the shock energy dissipating plate arranged, discharging opening can be dropped out still further below after clashing into energy dissipating for coke, slow down speed during coke discharging, and then decrease the airborne dust clashed into and produce due to coke discharging, secondly improve environmental health, clash into arranging of energy dissipating plate and fork elephant trunk road lower outside upper end position can be avoided directly to bear coke impact and damaged, increase the service life.
Wherein, described shock energy dissipating plate 6 upper end and fork slip inner-walls of duct and are rotatably connected, and clash into apical grafting outside energy dissipating plate 6 and are provided with adjusting bolt 7, and adjusting bolt 7 level spins and is matched with fork elephant trunk road and outer end and extends fork elephant trunk road.As such, it is possible to convenient adjustment clashes into energy dissipating plate angle of inclination, to adapt to different blanking situations.Better select further during enforcement to be that described shock energy dissipating plate 6 adopts the spring steel material of 60Si2Mn to prepare.So, this spring steel is adopted to have better elasticity, it is possible to the impulsive force that coke drops to be converted into the potential energy of steel plate natural resiliency deformation better, plays effect of energy dissipation.Further, the fork elephant trunk road clashing into energy dissipating plate 6 correspondence is outwardly fixedly installed installing plate 14, installing plate 14 is provided with screwed hole and adjusting bolt screw thread spins cooperations, and fork slips and is provided with through hole for adjusting bolt insertion on pipeline body.So threaded engagement position is arranged on the installing plate of fork elephant trunk road outer body, it is to avoid the impact after fork elephant trunk road collision deformation, screwed hole matching thread caused, it is ensured that the permanent reliability of adjusting bolt work.Adjusting bolt can also be set to during enforcement multiple and correspondence be evenly arranged on the downside of shock energy dissipating plate and slip oblique section of axial line of conduit upper on the camber line in the center of circle in fork.Energy dissipating plate is clashed into, it is ensured that adjusting bolt uniform stressed is without destroying threaded engagement position shape, it is ensured that regulate smoothness as such, it is possible to support better.During enforcement, insertion tube 15 can also be set clashing into corresponding adjusting bolt outside energy dissipating plate 6, adjusting bolt front end is inserted in insertion tube, so, not only the convenient flighting front end that regulates positions, and the more important thing is and can form spacing restriction to clashing into energy dissipating plate, in conjunction with regulate threaded arcuate be arranged as multiple construction featuress be equal to limit shock energy dissipating plate peripheral position, make to clash into energy dissipating plate coke kinetic energy to be converted into the potential energy of natural resiliency deformation by more after coke impact rather than are driven translation, and then improve the protected effect clashing into energy dissipating plate upper end junction point, its service life is extended while improving effect of energy dissipation.The place of above-mentioned all further improvement, is regarded as still falling within application protection domain.
Wherein, joint, upper end, two fork elephant trunk roads 3 is additionally provided with switching turnover panel 8, and switching turnover panel 8 is connected with externally-located switching handle and constitutes switching mechanism.
So, convenient control switches two fork elephant trunk way discharging devices.
Wherein, described cleaning shaft 5 connects one end with splicing cylinder 1 and is provided with grid 9.So, grid can STRENGTH ON COKE stop to a certain extent, it is prevented that coke, breeze, nut coke are inhaled into cleaning shaft blocking.
Wherein, described cleaning shaft 5 having one section of horizontal segment, horizontal segment lower position is provided with and communicated with caisson 10.So, in the material that dedusting gas carries, part breeze, nut coke even coke can be deposited in caisson, alleviates the order of severity of alluvial blocking with this.
Wherein, described caisson 10 is provided with chamber door 11.After so facilitating long-play, stopping production is opened chamber door and caisson is cleared up.
Wherein, described splicing cylinder 1 top is vertically arranged and bottom is folded in and unilateral pitches that to slip duct orientation consistent.So, the blanking of convenient guiding coke buffering is to fork elephant trunk road.
Wherein, having the guide barrel 12 connecting setting straight up on the upside of described splicing cylinder 1 bottom, the close 5 envelope connections of described cleaning shaft are arranged on guide barrel 12 top position.
So, by guide barrel, cleaning shaft entry position is raised so that the coke granule that quality that air-flow is mingled with through guide barrel is bigger can fall down under Gravitative Loads, it is to avoid is inhaled into cleaning shaft, better ensures that cleaning shaft is unimpeded.
Wherein, described guide barrel 12 horizontal section area is in diminishing contraction state from top to bottom.When guaranteeing that cleaning shaft suction namely air quantity are certain, the suction of cleaning shaft can be disperseed to a certain extent by this structure, expand the sphere of action of suction to improve dust removing effects, avoid again suction comparatively to concentrate simultaneously and cause that larger particles material is inhaled into, therefore drastically increase dust removing effects on the whole.
Wherein, the manhole 13 being provided with maintenance door on the upper side of position, the place of being folded to is closed on oblique section of top, elephant trunk road 3 of fork.So, the convenient maintenance to clashing into energy dissipating plate is changed.
In sum, above-mentioned chuting system has simple in construction, long service life, it is possible to the advantage avoiding airborne dust better.
Claims (10)
1. coke discharging chuting system bottom a dry coke quenching, including splicing cylinder above, splicing cylinder upper end offers material receiving port, the fork elephant trunk road connection of splicing cylinder lower end and two bifurcated settings is reverse Y-shaped, two forks slip conduit upper and are oblique section and bottom has the one section of vertical section being folded to as straight down, and vertical section lower end is discharging opening, also includes cleaning shaft, cleaning shaft one end is connected with dedusting fan, and the other end connects setting with splicing cylinder;It is characterized in that, lower vertical section upper end, described fork elephant trunk road is additionally provided with shock energy dissipating plate, clashes into energy dissipating plate upper end and is connected to fork and slips inner-walls of duct and be folded to place's outer fix, and the oblique interior extending suspension in lower end is arranged.
2. coke discharging chuting system bottom dry coke quenching as claimed in claim 1, it is characterized in that, described shock energy dissipating plate upper end and fork slip inner-walls of duct and are rotatably connected, and clash into apical grafting outside energy dissipating plate and are provided with adjusting bolt, and adjusting bolt level spins and is matched with fork elephant trunk road and outer end and extends fork elephant trunk road.
3. coke discharging chuting system bottom dry coke quenching as claimed in claim 1, it is characterised in that joint, upper end, two fork elephant trunk roads is additionally provided with switching turnover panel, and switching turnover panel is connected with externally-located switching handle and constitutes switching mechanism.
4. coke discharging chuting system bottom dry coke quenching as claimed in claim 1, it is characterised in that described cleaning shaft connects one end with splicing cylinder and is provided with grid.
5. coke discharging chuting system bottom dry coke quenching as claimed in claim 1, it is characterised in that having one section of horizontal segment on described cleaning shaft, horizontal segment lower position is provided with and communicated with caisson.
6. coke discharging chuting system bottom dry coke quenching as claimed in claim 5, it is characterised in that be provided with chamber door on described caisson.
7. coke discharging chuting system bottom dry coke quenching as claimed in claim 1, it is characterised in that described splicing cylinder top is vertically arranged and bottom is folded in and unilateral pitches that to slip duct orientation consistent.
8. coke discharging chuting system bottom dry coke quenching as claimed in claim 7, it is characterised in that having the guide barrel connecting setting straight up on the upside of described splicing cylinder bottom, described cleaning shaft seals connection and is arranged on guide barrel top position.
9. coke discharging chuting system bottom dry coke quenching as claimed in claim 8, it is characterised in that described guide barrel horizontal section area is in diminishing contraction state from top to bottom.
10. coke discharging chuting system bottom dry coke quenching as claimed in claim 1, it is characterised in that fork slips oblique section of conduit upper and closes on and be provided with manhole on the upper side of position, the place of being folded to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610226498.2A CN105713624B (en) | 2016-04-13 | 2016-04-13 | A kind of dry coke quenching bottom coke-discharging chute system |
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CN201610226498.2A CN105713624B (en) | 2016-04-13 | 2016-04-13 | A kind of dry coke quenching bottom coke-discharging chute system |
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CN105713624A true CN105713624A (en) | 2016-06-29 |
CN105713624B CN105713624B (en) | 2018-12-14 |
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CN201610226498.2A Expired - Fee Related CN105713624B (en) | 2016-04-13 | 2016-04-13 | A kind of dry coke quenching bottom coke-discharging chute system |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102161420A (en) * | 2011-05-24 | 2011-08-24 | 林成富 | Chute with buffer function for loading and unloading bulk materials |
KR20120110321A (en) * | 2011-03-29 | 2012-10-10 | 현대제철 주식회사 | Chute for belt conveyor |
CN203486441U (en) * | 2013-09-30 | 2014-03-19 | 西安华江环保科技股份有限公司 | Dry quenching double-fork chute device |
CN203601874U (en) * | 2013-12-10 | 2014-05-21 | 沈阳铝镁设计研究院有限公司 | Wear-resistant buffering chute |
-
2016
- 2016-04-13 CN CN201610226498.2A patent/CN105713624B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120110321A (en) * | 2011-03-29 | 2012-10-10 | 현대제철 주식회사 | Chute for belt conveyor |
CN102161420A (en) * | 2011-05-24 | 2011-08-24 | 林成富 | Chute with buffer function for loading and unloading bulk materials |
CN203486441U (en) * | 2013-09-30 | 2014-03-19 | 西安华江环保科技股份有限公司 | Dry quenching double-fork chute device |
CN203601874U (en) * | 2013-12-10 | 2014-05-21 | 沈阳铝镁设计研究院有限公司 | Wear-resistant buffering chute |
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Granted publication date: 20181214 Termination date: 20190413 |