CN205740885U - A kind of rotary kiln heat conduction coke cleaning pearl circulating device - Google Patents
A kind of rotary kiln heat conduction coke cleaning pearl circulating device Download PDFInfo
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- CN205740885U CN205740885U CN201620457828.4U CN201620457828U CN205740885U CN 205740885 U CN205740885 U CN 205740885U CN 201620457828 U CN201620457828 U CN 201620457828U CN 205740885 U CN205740885 U CN 205740885U
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Abstract
This utility model provides a kind of rotary kiln heat conduction coke cleaning pearl circulating device, belongs to material pyrolytic technique field.Including interior circulating barrel, outer circulation cylinder, strainer and heat conduction coke cleaning pearl, described outer circulation cylinder is coaxial with interior circulating barrel, outer circulation jacket casing is located at outside interior circulating barrel, and between the outer wall of the inwall of outer circulation cylinder and interior circulating barrel, form pyrolysis chamber, heat conduction coke cleaning pearl is arranged on described pyrolysis intracavity, for beaing the coking removed on outer circulation cylinder inwall, described rotary kiln heat conduction coke cleaning pearl circulating device is provided with strainer at discharge end, for heat conduction coke cleaning pearl is picked up from pyrolysis intracavity, and be delivered in interior circulating barrel, rifling groove it is provided with in interior circulating barrel, and at feed end opening, when it rotates, heat conduction coke cleaning pearl can be transported to feed end from discharge end, the rotating speed of described interior circulating barrel is faster than the rotating speed of described outer circulation cylinder.When interior circulating barrel does high-speed rotation relatively, it is possible to quickly pick up heat conduction coke cleaning pearl, accelerate cycle efficieny.
Description
Technical field
This utility model belongs to material pyrolytic technique field, especially relates to a kind of rotary kiln heat conduction coke cleaning pearl circulation dress
Put.
Background technology
Being currently used for the rotary kiln of organic matter pyrolysis, materials inside heat transfer efficiency is relatively low, because the shape of material is each
The fluffy state of different one-tenth, heat is conducted to be close to the material of inwall by inwall, and the material with contact internal walls does not leans on radiant heat transfer
Heat, Organic substance or biomass can produce certain tar during pyrolysis, and tar is mingled with some materials and can be bonded in
On the inwall of rotary kiln, forming coking, the decomposition temperature of tar is far above needing to be pyrolyzed the temperature of material, and therefore tar can be the most long-pending
The thickest, have a strong impact on the heat transfer efficiency within rotary kiln, increase equipment energy consumption；Rotary kiln inwall can be corroded simultaneously, therefore, it is necessary to
As much as possible tar is removed.
In prior art, most rotary kilns remove coking by the way of using coke cleaning steel ball to beat inwall, as open
The Chinese utility model patent of number CN205077006U refer to a kind of pyrolysis treatment apparatus coke removing appts, by rotary furnace/
The steel ball placed in rotary kiln and rotary furnace contact internal walls rolling friction, reduce the accumulation of tar, and steel ball drops from eminence and touches
Hit and beat inwall, pine can be struck and destroy the tar of inwall, reduce tar long-pending knot on rotary furnace inwall, flow to rotary kiln rear end
Steel ball is transported to rotary kiln front end again by center convolution pipeline, so moves in circles, simultaneously in this utility model patent
It is additionally provided with scratching device in rotary furnace, removes tar, if this is because only beaing the mode of rotary furnace inwall by steel ball
Coke cleaning, due to center convolution pipeline and cylinder of rotary kiln synchronous revolving, rotating speed is relatively low, and cycle frequency is the lowest can not effectively clear up Jiao
Oil.
Utility model content
In order to solve the problems referred to above, this utility model provides a kind of rotary kiln heat conduction coke cleaning pearl circulating device, by inciting somebody to action
The rotating speed of the blood circulation being arranged on rotary kiln center improves, and accelerates coke cleaning steel ball cycle rate in rotary kiln, effectively
Remove the tar of rotary kiln inwall.
This utility model rotary kiln heat conduction coke cleaning pearl circulating device specifically include that interior circulating barrel, outer circulation cylinder, strainer and
Heat conduction coke cleaning pearl, wherein,
Described outer circulation cylinder is coaxial with interior circulating barrel, and outer circulation jacket casing is located at outside interior circulating barrel, and outer circulation cylinder is interior
Forming pyrolysis chamber between the outer wall of wall and interior circulating barrel, heat conduction coke cleaning pearl is arranged on described pyrolysis intracavity, described rotary kiln heat conduction
Coke cleaning pearl circulating device is provided with strainer at discharge end, and one end of strainer is connected to the inner barrel of interior circulating barrel, and to institute
State to extend at the inwall of outer circulation cylinder and form the other end, be provided with rifling groove in interior circulating barrel, when it rotates, it is possible to
The heat conduction coke cleaning pearl that will be located in interior circulating barrel inner barrel is transported to feed end from discharge end, and the barrel of described interior circulating barrel is entering
Opening at material end, the rotating speed of described interior circulating barrel is faster than the rotating speed of described outer circulation cylinder.
Preferably, farther including grid, grid is arranged between the outer wall of interior circulating barrel and outer circulation cylinder inwall, and
Between described rotary kiln heat conduction coke cleaning pearl circulating device discharge end and strainer, grid is for isolating described heat conduction coke cleaning pearl
At described pyrolysis intracavity, breeze is transported at discharge end by grid, and is discharged subsequently.
In such scheme preferably, for making heat conduction coke cleaning integument grid filtration at pyrolysis intracavity, it is desirable between grid
Gap is smaller in size than the size of heat conduction coke cleaning pearl, when the gap such as formed when the grizzly bar of described grid is circle hole shape, and described circular hole
Shape gap diameter of section is less than the diameter of heat conduction coke cleaning pearl.
Preferably, the gap that the grizzly bar of described grid is formed is other shape, and its maximum is by being smaller in size than heat conduction
The diameter of coke cleaning pearl.
In such scheme preferably, described interior circulating barrel is going out near described rotary kiln heat conduction coke cleaning pearl circulating device
Opening hole on barrel at material end, connect described rifling groove and described pyrolysis chamber, one end of strainer is fixed on described through hole, and
Extend at the inwall of described outer circulation cylinder and form the other end, be breeze fillter section between strainer two ends, described breeze fillter section
On some gaps are set, described gap size be less than heat conduction coke cleaning pearl diameter.
Preferably, the gap size in some gaps that breeze fillter section is arranged is identical with the gap size of grid, or
Person is less.
In such scheme preferably, for enabling strainer to rotate with interior circulating barrel by described for being positioned at of pyrolysis intracavity time
Heat conduction coke cleaning pearl at rotary kiln heat conduction coke cleaning pearl circulating device discharge end all picks up, in the close outer circulation cylinder of described strainer
The end of wall and described outer circulation cylinder inwall are smaller than heat conduction coke cleaning pearl diameter.
In such scheme preferably, described strainer breeze fillter section is from being arranged on one end of interior circulating barrel through hole to leaning on
When one end of nearly outer circulation cylinder inwall extends, its width is gradually increased.
In such scheme preferably, described interior circulating barrel rotating speed is 5～15 times of outer circulation cylinder rotating speed.
Rotary kiln heat conduction coke cleaning its operation principle of pearl circulating device that this utility model relates to is, material enters from feed end
After pyrolysis chamber, outer circulation cylinder makees low speed gyration, material and heat conduction coke cleaning pearl mix and blend, and material is by heat conduction coke cleaning pearl
Gravitational compaction, be more beneficial for heat transmission, heat conduction coke cleaning pearl by gravity pressure circulating barrel outside inwall on and movement, can be effective
The coking of cleaning inwall, when heat conduction coke cleaning pearl moves to the front end of strainer, follows interior circulating barrel and makees revolution at a high speed (relative to outward
The slow-speed of revolution of circulating barrel) strainer heat conduction coke cleaning pearl is got, filter breeze, by the feeding of heat conduction coke cleaning pearl in circulating barrel
Portion, offers rifling groove, when rotating in interior circulating barrel, it is possible to heat conduction coke cleaning pearl is delivered to front end and spills realization circulation.?
Revolution kiln body discharge end is provided with grid, it is possible to being isolated by heat conduction coke cleaning pearl, breeze passes through.
This utility model has the advantages that the inwall utilizing heat conduction coke cleaning pearl to beat outer circulation cylinder reduces or clearly
The accumulation of tar removing, realizes the heat conduction coke cleaning pearl Rapid Circulation at pyrolysis intracavity, further by rotating speed interior circulating barrel faster
Improve decoking efficiency.
Accompanying drawing explanation
Fig. 1 is the front view of a preferred embodiment of this utility model rotary kiln heat conduction coke cleaning pearl circulating device.
Wherein, 1 is interior circulating barrel, and 2 is discharging seal closure, and 3 is grid, and 4 is strainer, and 5 is heat conduction coke cleaning pearl, and 6 for follow outward
Ring cylinder, 7 is tugboat pedestal, and 8 is feeding seal cover.
Detailed description of the invention
Clearer, below in conjunction with this utility model for the purpose making this utility model implement, technical scheme and advantage
Accompanying drawing in embodiment, is further described in more detail the technical scheme in this utility model embodiment.In the accompanying drawings, ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Described reality
Executing example is a part of embodiment of this utility model rather than whole embodiments.The embodiment described below with reference to accompanying drawing
It is exemplary, it is intended to be used for explaining this utility model, and it is not intended that to restriction of the present utility model.New based on this practicality
Embodiment in type, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of this utility model protection.Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", "front", "rear",
The orientation of the instruction such as "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward " or position relationship are for based on accompanying drawing institute
The orientation shown or position relationship, be for only for ease of description this utility model and simplify description rather than instruction or hint indication
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The restriction of novel protected scope.
Below by embodiment, this utility model is described in further details.
This utility model provides a kind of rotary kiln heat conduction coke cleaning pearl circulating device, this utility model rotary kiln heat conduction coke cleaning
Pearl circulating device specifically includes that interior circulating barrel 1, outer circulation cylinder 6, strainer 4 and heat conduction coke cleaning 6 pearl, wherein, as it is shown in figure 1, institute
Stating outer circulation cylinder 6 coaxial with interior circulating barrel 1, it is outside that outer circulation cylinder 6 is set in interior circulating barrel 1, and the inwall of outer circulation cylinder 6 is with interior
Forming pyrolysis chamber between the outer wall of circulating barrel 1, heat conduction coke cleaning pearl 5 is arranged on described pyrolysis intracavity, described rotary kiln heat conduction coke cleaning
Pearl circulating device is provided with strainer 4 at discharge end, and one end of strainer 4 is connected to the inner barrel of interior circulating barrel 1, and to described
Extend at the inwall of outer circulation cylinder 6 and form the other end, be provided with rifling groove in interior circulating barrel, when it rotates, it is possible to
The heat conduction coke cleaning pearl 5 that will be located in interior circulating barrel 1 inner barrel is transported to feed end, the barrel of described interior circulating barrel 1 from discharge end
Opening at feed end, the rotating speed of described interior circulating barrel 1 is faster than the rotating speed of described outer circulation cylinder 6.
Firstly the need of explanation, with reference to Fig. 1, rotary kiln refers to rotary calcining kiln, is commonly called as rotary kiln, belongs to building equipment class
Structure, including kiln owner's body of tubular, it is rolled by steel plate and forms, refractory lining of inlaying in cylinder, and becomes the oblique of regulation with horizontal line
Degree, also includes the seal closure at two ends, in the present embodiment, is arranged with the cylinder that another internal diameter is less in rotary kiln main body, for distinguishing
Two cylinders, in following example, are referred to as outer circulation cylinder 6 by former rotary kiln main body, through rotary kiln body interior cylinder be referred to as
Interior circulating barrel 1, two cylinders are coaxial, between the cavity that formed be pyrolysis chamber, for the materials such as Organic substance are pyrolyzed, rotary kiln
Feed end is front end, and is provided with feeding seal cover 8 in front end, and rotary kiln discharge end is rear end, and rear end is provided with discharging
Seal closure 2.So that pyrolysis chamber is closed cavity.
Needing further exist for explanation, depending on the quantity of heat conduction coke cleaning pearl 5 needs with design, it is freely arranged on pyrolysis chamber
In, revolution kiln body time when mounted can have an inclination angle with horizontal plane, and heat conduction coke cleaning pearl 5 can be moved along inclination angle.This reality
Executing in example, revolution kiln body feed end when mounted is higher, and discharge end is relatively low, and heat conduction coke cleaning pearl 5 is under gravity from rotary kiln
Feed end to discharge end move.
In the present embodiment, heat conduction coke cleaning pearl 5 is steel ball, generally chondritic or near-spherical structure, in following example,
When all diameters mentioning heat conduction coke cleaning pearl 5 or sphere diameter, or during the gap size of grid 3 or strainer 4, all lead difform
Hot coke cleaning pearl 5 is equivalent to chondritic, or the gap of grid 3 or strainer 4 is equivalent to circle hole shape, and those skilled in the art should
Working as understanding, circle hole shape or spherical equivalent theory, that technical staff can be made to be more clearly understood from is following to heat conduction coke cleaning pearl 5, lattice
The size of grid 3 or strainer 4 describes, understanding heat conduction coke cleaning pearl definitely 5 whether can by grid 3 or strainer 4 rather than
The shape of structure each to this utility model limits.
This utility model rotary kiln heat conduction coke cleaning pearl farther includes grid 3, and grid, also known as steel grating, steel grating or lattice
Screen, is that band steel is welded with turning round steel, and the gap length between grid grizzly bar can set according to the mode removing dirt (carbon slag)
Fixed, grid 3 is arranged between the outer wall of interior circulating barrel 1 and outer circulation cylinder 6 inwall, and is positioned at described rotary kiln heat conduction coke cleaning pearl and follows
Between loop device discharge end and strainer 4, refer to Fig. 1, the concentric annular structure of perforate centered by grid 3, its annular diameters with
Interior circulating barrel 1 external diameter is identical, and its outer annular diameter is identical with the internal diameter of outer circulation cylinder 6, and so, it can be set in interior circulating barrel 1
On, and making its outer shroud contact outer circulation cylinder 6, grid 3 is fixed between two circulating barrel by forms such as flange, thus will pyrolysis
The rear end in chamber separates with the external world, and grid 3 is for being isolated in described pyrolysis intracavity by described heat conduction coke cleaning pearl 5, and breeze passes through grid 3
It is transported at discharge end, and is discharged subsequently.
It is understood that as it was previously stated, be pyrolyzed intracavity for making heat conduction coke cleaning pearl 5 be filtered by grid 3, it is desirable to grid 3
Gap size less than the size of heat conduction coke cleaning pearl 5, when the gap such as formed when the grizzly bar of described grid 3 is circle hole shape, institute
State the circle hole shape gap diameter of section diameter less than heat conduction coke cleaning pearl 5.In other alternate embodiment, the grid of described grid 3
The gap that bar is formed is other shape, and its maximum is by being smaller in size than the diameter of heat conduction coke cleaning pearl 5.
In the present embodiment, described interior circulating barrel 1 is at described rotary kiln heat conduction coke cleaning pearl circulating device discharge end
Opening hole on barrel, connect described rifling groove and described pyrolysis chamber, one end of strainer 4 is fixed on described through hole, and to described
Extend at the inwall of outer circulation cylinder 6 and form the other end, be breeze fillter section between strainer 4 two ends, described breeze fillter section sets
Putting some gaps, described gap size is less than the diameter of heat conduction coke cleaning pearl 5.
It should be noted that rifling groove is helical pipe, the central shaft around interior circulating barrel 1 rotates to be arranged, and from rotary kiln
Relatively low discharge end extends to higher feed end, and the through hole of lower is the import of heat conduction coke cleaning pearl 5, and the opening of higher position is
The outlet of heat conduction coke cleaning pearl 5.
It is understood that the other end of strainer 4 why extend proximate to the inwall of outer circulation cylinder 6 be because its in order to
Collecting heat conduction coke cleaning pearl 5, when this end rotates to minimum point with interior circulating barrel 1, its thermal contact conductance coke cleaning pearl 5, with interior circulating barrel 1
(being hoisted motion by minimum point) when continuing to rotate, its drive heat conduction coke cleaning pearl 5 hoists motion, when it continues with interior circulating barrel 1
Time during continuous rotation more than 9 points (clockwise) or 3 point (counterclockwise) direction, heat conduction coke cleaning pearl 5 is sliding at the inside circulating barrel of this end 1
Dynamic, until falling in the rifling groove of interior circulating barrel 1, when heat conduction coke cleaning pearl 5 slides at the inside circulating barrel of this end 1, due to charcoal
Being provided with some gaps on slag fillter section, the carbon slag that strainer can be made to pick up passes through, and can produce friction with heat conduction coke cleaning pearl 5 again,
Strike off the coking remained on heat conduction coke cleaning pearl 5.
It is understood that filter the effect of carbon slag for enabling breeze fillter section to play, breeze fillter section is arranged
The gap size in some gaps is identical with the gap size of grid, or less.
In the present embodiment, during for enabling strainer 4 to rotate with interior circulating barrel 1, the described rotary kiln that is positioned at of pyrolysis intracavity is led
Heat conduction coke cleaning pearl 5 at hot coke cleaning pearl circulating device discharge end all picks up, close outer circulation cylinder 6 inwall of described strainer 4
End and described outer circulation cylinder 6 inwall are smaller than heat conduction coke cleaning pearl 5 diameter.Otherwise, when heat conduction coke cleaning pearl 5 quantity relatively
Time few, it is possible to only have on one layer of heat conduction coke cleaning pearl 5 circulating barrel 6 inwall the most outside, even if the above-mentioned end of strainer 4 is driven
When rotating to minimum point, it is also not possible to thermal contact conductance coke cleaning pearl 5, for this reason, it may be necessary to make the above-mentioned end of strainer 4 as close possible to or
Directly contact outer circulation cylinder 6 inwall, certainly for reducing friction, can reserve certain interval.
In the present embodiment, the breeze fillter section of described strainer 4 is from being arranged on one end of interior circulating barrel 1 through hole near following outward
When one end of ring cylinder 6 inwall extends, its width is gradually increased.If as it is shown in figure 1, the breeze fillter section of strainer 4 is tabular, its
Can be trapezium structure, trapezoidal upper base be the one end near interior circulating barrel 1 through hole, and trapezoidal bottom is near outer circulation cylinder 6
One end of inwall, in alternate embodiment, the breeze fillter section of strainer 4 is form of grooves, is such as uniformly divided into by hollow round table
Two halves, wherein the structure of half is the structure of strainer 4 in the present embodiment.
If it is understood that by the breeze fillter section of strainer 4 by above-mentioned be arranged to tabular time, tabular both sides are provided with turns over
Limit, the direction of rotation that turnover direction is strainer 4 of flange, in such manner, it is possible to ensure when the end of strainer 4 picks up heat conduction coke cleaning pearl 5
Time, heat conduction coke cleaning pearl 5, in inside circulating barrel 1 sliding process, will not be slipped from the breeze fillter section both sides of strainer 4.
In the present embodiment, low-down during pyrolysis rotary kiln rotating speed in use, the most per minute it is less than 3 turns,
If during the most inside and outside circulating barrel synchronous axial system, this structure is per minute at most fishes for three times, including heat conduction coke cleaning pearl 5
3 pitch of advance per minute in the rifling groove of circulating barrel.In order to improve efficiency, so to make inside and outside circulating barrel do differential motion,
Rotating speed outer circulation to be far above cylinder (revolution kiln body) of interior circulating barrel 1, during interior circulating barrel 1 high-speed rotation, per minute fishes for frequency
Much larger than three times, front end after fishing for, also can be fed rapidly into.It is said that in general, described interior circulating barrel rotating speed is outer circulation cylinder rotating speed
5～15 times.
Rotary kiln heat conduction coke cleaning its operation principle of pearl circulating device that this utility model relates to is, material enters from feed end
After pyrolysis chamber, outer circulation cylinder 6 makees low speed gyration, material and heat conduction coke cleaning pearl 5 mix and blend, and material is by heat conduction coke cleaning
The gravitational compaction of pearl 5, is more beneficial for heat transmission, and heat conduction coke cleaning pearl 5 leans on the inwall of gravity pressure circulating barrel 6 outside and moves,
Can effectively clear up the coking of inwall, when heat conduction coke cleaning pearl 5 moves to the front end of strainer 4, follow interior circulating barrel 1 and make revolution at a high speed
Heat conduction coke cleaning pearl 5 is got by the strainer 4 of (relative to the slow-speed of revolution of outer circulation cylinder), filters breeze, is fed by heat conduction coke cleaning pearl 5
Interior circulating barrel 1 is internal, offers rifling groove, when rotating in interior circulating barrel 1, it is possible to heat conduction coke cleaning pearl 5 is delivered to front end leakage
Go out to realize circulation.At revolution kiln body discharge end, grid 3 is installed, it is possible to being isolated by heat conduction coke cleaning pearl 5, breeze passes through.
In Fig. 1,7 is tugboat pedestal, is used for supporting rotary kiln, for prior art, the present embodiment other structure such as motor,
Control device, material feed arrangement etc. and be prior art, repeat no more.
This utility model has the advantages that the inwall utilizing heat conduction coke cleaning pearl to beat outer circulation cylinder reduces or clearly
The accumulation of tar removing, realizes the heat conduction coke cleaning pearl Rapid Circulation at pyrolysis intracavity, further by rotating speed interior circulating barrel faster
Improve decoking efficiency.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, rather than it is limited
System.Although being described in detail this utility model with reference to previous embodiment, those of ordinary skill in the art should manage
Solve: the technical scheme described in foregoing embodiments still can be modified by it, or enters wherein portion of techniques feature
Row equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from each embodiment of this utility model
The spirit and scope of technical scheme.
Claims (6)
1. a rotary kiln heat conduction coke cleaning pearl circulating device, it is characterised in that include interior circulating barrel (1), outer circulation cylinder (6), leakage
Spoon (4) and heat conduction coke cleaning pearl (5), wherein,
Described outer circulation cylinder (6) is coaxial with interior circulating barrel (1), and it is outside that outer circulation cylinder (6) is set in interior circulating barrel (1), and follows outward
Forming pyrolysis chamber between inwall and the outer wall of interior circulating barrel (1) of ring cylinder (6), heat conduction coke cleaning pearl (5) is arranged on described pyrolysis chamber
In, described rotary kiln heat conduction coke cleaning pearl circulating device is provided with strainer (4) at discharge end, in one end of strainer (4) is connected to
The inner barrel of circulating barrel (1), and at the inwall of described outer circulation cylinder (6), extend the formation other end, interior circulating barrel sets in (1)
It is equipped with rifling groove, when it rotates, it is possible to heat conduction coke cleaning pearl (5) that will be located in interior circulating barrel (1) inner barrel goes out certainly
Material end is transported to feed end, barrel opening at feed end of described interior circulating barrel (1), and the rotating speed of described interior circulating barrel (1) is fast
Rotating speed in described outer circulation cylinder (6).
2. rotary kiln heat conduction coke cleaning pearl circulating device as claimed in claim 1, it is characterised in that: farther include grid (3),
Grid (3) is arranged between the outer wall of interior circulating barrel (1) and outer circulation cylinder (6) inwall, and is positioned at described rotary kiln heat conduction coke cleaning
Between pearl circulating device discharge end and strainer (4), grid (3) is for being isolated in described pyrolysis chamber by described heat conduction coke cleaning pearl (5)
In.
3. rotary kiln heat conduction coke cleaning pearl circulating device as claimed in claim 2, it is characterised in that: the grizzly bar of described grid (3)
The gap formed is circle hole shape, and described circle hole shape gap diameter of section is less than the diameter of heat conduction coke cleaning pearl (5).
4. rotary kiln heat conduction coke cleaning pearl circulating device as claimed in claim 1, it is characterised in that: described interior circulating barrel (1) exists
Open hole on barrel at described rotary kiln heat conduction coke cleaning pearl circulating device discharge end, connect described rifling groove and described heat
Solving chamber, one end of strainer (4) is fixed on described through hole, and extends the formation other end at the inwall of described outer circulation cylinder (6),
Being breeze fillter section between strainer (4) two ends, described breeze fillter section arranges some gaps, described gap size is less than heat conduction
Coke cleaning pearl (5) diameter.
5. rotary kiln heat conduction coke cleaning pearl circulating device as claimed in claim 4, it is characterised in that: described strainer (4) close
The end of outer circulation cylinder (6) inwall and described outer circulation cylinder (6) inwall are smaller than heat conduction coke cleaning pearl (5) diameter.
6. rotary kiln heat conduction coke cleaning pearl circulating device as claimed in claim 4, it is characterised in that: described strainer (4) breeze mistake
When filter section extends to one end of close outer circulation cylinder (6) inwall from the one end being arranged on interior circulating barrel (1) through hole, its width is gradually
Increase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620457828.4U CN205740885U (en) | 2016-05-19 | 2016-05-19 | A kind of rotary kiln heat conduction coke cleaning pearl circulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620457828.4U CN205740885U (en) | 2016-05-19 | 2016-05-19 | A kind of rotary kiln heat conduction coke cleaning pearl circulating device |
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| CN205740885U true CN205740885U (en) | 2016-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385286A (en) * | 2017-08-04 | 2019-02-26 | 神华集团有限责任公司 | Continuous pyrolysis devices and methods therefor suitable for coal directly-liquefied residue |
-
2016
- 2016-05-19 CN CN201620457828.4U patent/CN205740885U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385286A (en) * | 2017-08-04 | 2019-02-26 | 神华集团有限责任公司 | Continuous pyrolysis devices and methods therefor suitable for coal directly-liquefied residue |
| CN109385286B (en) * | 2017-08-04 | 2021-04-06 | 神华集团有限责任公司 | Continuous pyrolysis device and method suitable for direct coal liquefaction residues |
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