CN110465144A - A kind of dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit - Google Patents
A kind of dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit Download PDFInfo
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- CN110465144A CN110465144A CN201910809942.7A CN201910809942A CN110465144A CN 110465144 A CN110465144 A CN 110465144A CN 201910809942 A CN201910809942 A CN 201910809942A CN 110465144 A CN110465144 A CN 110465144A
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- side wall
- tower
- filter assemblies
- clean room
- introduced machine
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 239000004202 carbamide Substances 0.000 title claims abstract description 56
- 239000000428 dust Substances 0.000 title claims abstract description 30
- 238000009434 installation Methods 0.000 title claims abstract description 23
- 238000005453 pelletization Methods 0.000 title claims abstract description 22
- 230000000712 assembly Effects 0.000 claims abstract description 80
- 238000000429 assembly Methods 0.000 claims abstract description 80
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- 238000005406 washing Methods 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000003723 Smelting Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 230000001939 inductive effect Effects 0.000 abstract description 4
- 235000013877 carbamide Nutrition 0.000 description 41
- 238000007664 blowing Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 238000005469 granulation Methods 0.000 description 10
- 230000003179 granulation Effects 0.000 description 10
- 238000001914 filtration Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 239000000306 component Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010936 aqueous wash Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
- B01D46/60—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention provides a kind of dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit, including side wall air-introduced machine, clean room, filter assemblies mounting portion shell and main tower, side wall air-introduced machine is mounted on clean room side wall, and side wall air-introduced machine is only installed along the clean room side wall of urea prilling tower；The clean room side wall and filter assemblies mounting portion shell for being equipped with side wall air-introduced machine are coaxially disposed, its edge diameter is greater than the diameter of filter assemblies mounting portion shell, and the upright projection position of side wall air-introduced machine is except the upright projection of filter assemblies mounting portion shell.Distributed air inducing is carried out by the way of more side wall air-introduced machines, reduces influence of the whole blower load to tower body；Air-introduced machine is installed using filter assemblies mode is avoided, not only improves only the convenience of the ordinary maintenance maintenance of filter assemblies, also can be convenient directly replacement filter assemblies, further shorten the time of shut-down (breakdown) mainteance, greatly improve the production efficiency of urea prilling tower.
Description
Technical field
The invention belongs to technical field of industrial dust removal, and in particular to a kind of carbamide granulation of tower top side wall installation blower unit
The dust pelletizing system of tower, it is suitable for the recycling of the carbamide dust of urea prilling tower.
Background technique
Carbamide granulation technique can discharge a large amount of tail gas in process of production, contain a large amount of carbamide dust in tail gas, not
Processed carbamide dust drifts everywhere with air, and sedimentation causes serious environmental pollution.In order to solve the tail of urea prilling tower
Gas emission pollution problem generallys use washing dust-extraction unit at present, by ground or tower top setting washing dust-extraction unit, benefit
With the dust particles in the small water droplet absorption tail gas of atomization, then liquidceiver is set and recycles cleaning solution, cleaning solution is passed through into steaming
The techniques such as hair remove moisture removal, recycle urea raw material.But these washing dust-extraction units are firstly the need of a large amount of pipeline of setting, water
Aqueous wash liquid is transported to specified dedusting position by the equipment such as pump, spray head, and cost is high.Secondly, in washing equipment operation and maintenance
In the process, it needs to expend a large amount of water resource and electric power resource, energy consumption is surprising.These all significantly increase carbamide granulation technique
Production cost.
In order to overcome above-mentioned prior art defect and reduce the production cost of carbamide granulation technique, scientific research technical staff investment
A large amount of manpower and material resources research dry dedusting technologies, dry technique not only reduced by only the volume of equipment for washing dedusting
Outer air-supply liquid-transport pipe-line, while the degree that considerably reduces that the device is complicated, further reduced the O&M cost of equipment；It reduces simultaneously
Material loss, significant increase production economy benefit.Wherein the installation of dedusting fan, which is to continue with, solves the problems, such as, current solution
Scheme is utilized in carbamide granulation top of tower and installs whole blower dedusting or integrally carry out dedusting using big blower, but due to dry method
Belong to the transformation to existing water-washing technique or the transformation for existing urea granulation tower in granulating technique at present, it is still new without occurring
Urea prilling tower is built integrally to plan as a whole the construction of layout installation；Whole blower is installed on original washing granulation tower or big blower adds
Risk load when urea prilling tower operating will be further increased in the bearing load for having weighed urea prilling tower.In addition, due to tower top
Load is unevenly distributed weighing apparatus, causes urea prilling tower load-bearing also unbalanced, is influenced by fan vibration, and resonance will make the use longevity of tower top
Life further decreases.Simultaneously because assembling certainly will occupy the spatial position of tower top, it is pressed further by the peace of dedusting filtering bag
Space is filled, therefore existing dedusting filtering bag is Chong Die up and down with the position of assembling, urea is made when causing the replacement of dedusting filtering bag
Grain talks necessary shut-down (breakdown) mainteance, this downtime period for greatly causing production equipment takes place frequently very much, and economic benefit is extremely impaired.
Summary of the invention
In view of the deficiencies in the prior art, the applicant provides a kind of tower top side by repeatedly design and research
Wall installs the dust pelletizing system of the urea prilling tower of blower unit, and it is suitable for the recycling of the carbamide dust of urea prilling tower.It is not
The non-uniform influence of physical burden of the existing technology is only addressed only, while expanding filter bag in the accounting of production space,
Significant increase production efficiency；The service life of filter bag is also further improved, and realizes on-line maintenance, and then promotes production
Manage economic indicator.
Technical solution according to the present invention provides a kind of dedusting system of the urea prilling tower of tower top side wall installation blower unit
System comprising side wall air-introduced machine, clean room, filter assemblies mounting portion shell and main tower, wherein clean room setting were mounted on
Component mounting portion housing upper face is filtered, the shape of filter assemblies mounting portion shell is adapted with the shape of urea prilling tower, and side wall draws
Assembling is on clean room side wall, and side wall air-introduced machine is only installed along the clean room side wall of urea prilling tower, for providing distribution
Formula air-flow；The clean room side wall for being equipped with side wall air-introduced machine and filter assemblies mounting portion shell are coaxially disposed, and are equipped with side
The edge diameter of the clean room side wall of wall air-introduced machine is greater than the diameter of filter assemblies mounting portion shell, and side wall air-introduced machine
Upright projection position except the upright projection of filter assemblies mounting portion shell.
Preferably, side wall air-introduced machine is frequency conversion fan；Or side wall air-introduced machine is axial flow blower.
Further, the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit includes injection system, blowing
System is arranged on clean room, with clean room setting spaced a distance.It still further comprises air supply system, gas source
System is high-pressure compressor, the top side of main tower and close filter assemblies mounting portion shell is mounted on, for mentioning
For the high pressure blow smelting operation air-flow of injection system.Further, including fan supporter, fan supporter are mounted on clean room side wall, are used
In side wall air-introduced machine is fixedly mounted, side wall air-introduced machine is made to fix as one securely with clean room.
Preferably, clean room forms the structure of a kind of " flange shape " on filter assemblies mounting portion shell, uses here
Steel construction supports the structure of " flange shape " of clean room.
Further comprising wash bag system, wash bag system and hang on clean room bottom surface, for from filter assemblies
Outside carries out spray operation i.e. washing and cleaning operation to filter assemblies.Filter assemblies mounting portion casing center diameter is slightly less than in tower body
Core diameter.
It is compared to the prior art, the dedusting system of the urea prilling tower of tower top side wall installation blower unit proposed by the present invention
System has following technological merit:
One, distributed air inducing is carried out by the way of more side wall air-introduced machines, reduces whole blower load to tower body
It influences；Air-introduced machine is installed using filter assemblies mode is avoided, not only improves only the convenience of the ordinary maintenance maintenance of filter assemblies
Property, it also can be convenient directly replacement filter assemblies, further shorten the time of shut-down (breakdown) mainteance, greatly improve urea prilling tower
Production efficiency.
Two, the use of distributed air-flow improves the air-flow situation distribution inside granulation tower, is conducive to urea prilling tower
The recycling of carbamide dust.
Three, it adapts to intensively being set side by side for filter assemblies, not only expands filter assemblies accounting in production space
Than significant increase production efficiency；The service life of filter assemblies is also improved, and realizes on-line maintenance, and then promotes life
Industry seeks economic indicator.
Detailed description of the invention
Fig. 1 is that the whole of dust pelletizing system for the urea prilling tower that tower top side wall according to the present invention installs blower unit is illustrated
Figure；
Fig. 2 is the semi-section schematic diagram of dust pelletizing system shown in Fig. 1；
Fig. 3 is the top view of dust pelletizing system shown in Fig. 1；
Fig. 4 is the stereoscopic schematic diagram that a quarter part is splitted along central axis of dust pelletizing system shown in Fig. 1.
Appended drawing reference is as follows in figure: injection system 1, side wall air-introduced machine 2, clean room 3, steel construction 4, filter assemblies mounting portion
Shell 5, main tower 7, washes bag system 8, filter assemblies 9 at air supply system 6
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.Additionally, protection scope of the present invention should not only be limited to following
Specific structure or component or design parameter.
Below in conjunction with Figure of description, the present invention is further explained.
As Figure 1-Figure 4, the present invention provides a kind of dedusting system of the urea prilling tower of tower top side wall installation blower unit
System mainly includes side wall air-introduced machine 2, clean room 3 and filter assemblies mounting portion shell 5, main tower 7, and wherein clean room 3 is arranged
On filter assemblies mounting portion shell 5, the shape of filter assemblies mounting portion shell 5 is adapted with the shape of urea prilling tower,
Side wall air-introduced machine 2 is mounted on 3 side wall of clean room, and side wall air-introduced machine 2 is only installed along the clean room side wall of urea prilling tower, is used for
Distributed air-flow is provided；The clean room side wall for being equipped with side wall air-introduced machine 2 is coaxially set with filter assemblies mounting portion shell 5
It sets, the edge diameter for being equipped with the clean room side wall of side wall air-introduced machine 2 is greater than the diameter of filter assemblies mounting portion shell 5,
And the upright projection position of side wall air-introduced machine 2 is except the upright projection of filter assemblies mounting portion shell 5.Side wall air-introduced machine
2 use frequency conversion fan, further preferably axial flow blower.When being transformed for original water washing device, filter assemblies installation
Portion's shell 5 is washing mounting portion shell.The setting angle of side wall air-introduced machine 2 and clean room can be 90 degree or other suitable angulars
Degree, may further be mounted on side wall by other component.It is highly preferred that the quantity of side wall air-introduced machine 2 can according to need
It is selected.
Further, the dust pelletizing system of the urea prilling tower of the tower top side wall installation blower unit further comprises blowing
System 1, fan supporter, steel construction 4, washes bag system 8 and filter assemblies 9 at air supply system 6.Injection system 1 is arranged on clean room
Face, and clean room setting spaced a distance, be used for it is intermittent powerful blast pass is provided, the blast pass can be with
Interruption is blown filter assemblies 9, and then improves the filter efficiency of filter assemblies 9.Air supply system 6 is high pressure gas compression
Machine is mounted on the top side of main tower 7 and close filter assemblies mounting portion shell 5, for providing the high pressure of injection system 1
Blast pass.Fan supporter is mounted on clean room side wall, for side wall air-introduced machine 2 to be fixedly mounted, keeps side wall air-introduced machine 2 secured
Ground fixes as one with clean room, and then reduces a possibility that side wall air-introduced machine 2 makes clean room generate resonance；Due to side wall air inducing
Machine 2 is only installed only around clean room side-walls and far from clean room central axis, is thus avoided the top of filter assemblies and is pacified
Dress, that is, the upper surface of it is fitted without filter assemblies and not be overlapped on upright position with filter assemblies, therefore fan supporter pair
The reinforcement effect of side wall air-introduced machine 2 can resist strong wind and other unpredictalbe vibrations.
It is in place of a great difference of technical solution of the present invention and prior art, clean room is horizontally increased,
I.e. the center radius of clean room is greater than the center radius of filter assemblies mounting portion shell 5 below, and clean room is in filter assemblies
The structure that a kind of " flange shape " is formed on mounting portion shell 5, supports " flange shape " of clean room using steel construction 4 here
Structure.Steel construction 4 can be fixed on filter assemblies mounting portion using I-beam or tripod form or other support constructions on one side
5 side of shell, on one side on the bottom surface of the structure of " flange shape " of support clean room.
It washes bag system 8 to hang on clean room bottom surface, for carrying out spray work to filter assemblies from the outside of filter assemblies
Industry, that is, washing and cleaning operation.It washes bag system 8 and uses water flow spray equipment, preferably column covering of the fan spray equipment, can also use dotted
Spray equipment, most preferably spraying head type spray equipment；Further used spray equipment can intensively arranged around setting
The filter assemblies surrounding of column spray around formula to filter assemblies group from surrounding；Also it can be set between filter assemblies
Gap allows spray equipment rotatably to carry out spray to the filter assemblies of surrounding and washes bag.
Filter assemblies 9 are the core component of the urea prilling tower dust pelletizing system, and intensive laid out in parallel together, is used for
Dust-filtering in urea prilling tower is fallen, carbamide dust is isolated in the outside of filter assemblies 9, and clean gas is from filter assemblies 9
Clean room is transported in cavity.Filter assemblies mounting portion casing center diameter is slightly less than the central diameter of tower body.
In the inventive solutions, more side wall air-introduced machines 2 generate powerful distributed air-flow, distributed air-flow
Converge to form airflow, the intracorporal dusty gas of tower is further promoted to form the dusty gas stream flowed to tower top, ash-laden gas
Body, which flows through the filtering of filter assemblies 9, to be become clean gas and enters clean room 3.
As shown in Figure 1, being arranged in tower top and spraying according to the production area of urea prilling tower and the quantity of setting filter assemblies
The quantity of system is blown, generally using 5-8 nozzles are arranged in parallel in a set of injection system, each nozzle corresponds to 3-6 filtering group
Part divides nozzle；Or injection system is arranged using airflow pipeline, and each filter assemblies are corresponded respectively on airflow pipeline and are set
That sets divides nozzle, and the airflow pipeline forms grid type distribution.Further, the steam line that injection system uses for it is multiple rows of simultaneously
Column are arranged in parallel, and when plenum chamber is arranged in the middle part of clean room, two arrangement steam lines are separately mounted to plenum chamber two sides, every row
The quantity of column steam line can according to need arrangement；It is arranged in plenum chamber at clean room side, uses single-row air supply pipe
Road.Every arrangement steam line is preferably 3-30 injection tube compositions, preferably 7-15 root injection tube；Every injection tube lower end connects
Multiple nozzles are connected to, nozzle connects filter bag (filter assemblies).
The soot cleaning system from whole blower is used in the prior art as shown in Figure 1, being compared to, and the present invention uses independent
High-pressure air source system 6 and injection system link, blowing effect controllable clear superiority low with failure rate.Independent height
Pressurized air source system 6 is fitted with independent power supply power supply and control system, further improves and makees in infrequently interruption carbamide granulation
In the case that industry or break time are very short, the blowing to filter assemblies is realized；It overcomes simultaneously and dry-cleans dedusting in previous generation
An injection system is only used only in system and needs carbamide granulation downtime when being blown using air-introduced machine distinguished and admirable
Defect long, failure rate is higher.It is preferable to use same set of control system i.e. integrations with bag system 8 is washed for injection system of the invention
Logic control system realizes Redundant Control, further promotes working efficiency.
As shown in Fig. 2, the present invention reinforces former filter assemblies mounting portion shell 5 using steel frame construction, in filtering group
In part mounting portion shell 5 filter assemblies 9 are intensively installed side by side, are connected and installed with can be automatically controled in 9 upper end of filter assemblies and close
The blowing closed or opened links section, is blown link section upper end and the fixed flexible connection of injection system, blowing link section lower end and mistake
Filter the engagement connection of component packaged type.When needing to be blown, by control system, blowing link section lower end is engaged with filter assemblies
Connection, the air-flow that injection system generates enter filter assemblies by blowing link section high speed；When not needing blowing, pass through control
System, blowing link section lower end is staggered with filter assemblies to be connect, and the cleaning gas tream that filter assemblies generate enters clean room.
As shown in Figures 1 and 3, side wall air-introduced machine 2 (positive cylindric diagram) is arranged in clean room side-walls, with clean room
The perpendicular relationship of filter assemblies 9 of coaxial center is arranged.The blowing of two sets of left and right is provided among the filter assemblies 9 of dense arrangement
System.As shown in figure 4, being reinforced by tilted supporter to filter assemblies mounting portion shell.In addition, being set in the outside of main tower 7
It is equipped with maintenance special lift or step ladder or climbing frame, convenient for the tower top up and down of staff.
The present invention carries out distributed air inducing by the way of more side wall air-introduced machines 2, and compared with prior art, lowers
Influence of the whole blower load to main tower 7；And clean room is greater than filter assemblies mounting portion shell radius using radius
Shape exactly makes full use of the space of filter assemblies mounting portion enclosure interior, more to arrange filter assemblies 9, so not
Filter assemblies arrangement accounting is only improved only, the convenience of ordinary maintenance maintenance is also improved, also can be convenient and directly replaced
Component 9 is filtered, further shortens the time of shut-down (breakdown) mainteance, greatly improves the production efficiency of urea prilling tower.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Those skilled in the art is appreciated that without departing substantially from appended right
It is required that various modifications can be made in form and detail in the case where the spirit and scope of the present invention of definition.
Claims (10)
1. a kind of dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit comprising side wall air-introduced machine (2), cleaning
Room (3), filter assemblies mounting portion shell (5) and main tower (7), which is characterized in that clean room (3) setting is mounted on filter assemblies
Above, side wall air-introduced machine (2) is mounted on clean room (3) side wall mounting portion shell (5), and side wall air-introduced machine (2) is only made along urea
The clean room side wall installation of grain tower；Clean room side wall and the filter assemblies mounting portion shell (5) for being equipped with side wall air-introduced machine (2) are same
Axis setting, and the upright projection position of side wall air-introduced machine (2) the upright projection of filter assemblies mounting portion shell (5) it
Outside.
2. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In side wall air-introduced machine is frequency conversion fan；Or side wall air-introduced machine is axial flow blower；The quantity of side wall air-introduced machine carries out as needed
Selection.
3. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In side wall air-introduced machine is mounted on side wall by other component.
4. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In further comprising injection system (1), injection system (1) is arranged on clean room, and a spacing is spaced apart with clean room
From setting.
5. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In further comprising air supply system (6), air supply system (6) is high-pressure compressor, is mounted on the top of tower body (6)
Side and close filter assemblies mounting portion shell (5), for providing the high pressure blow smelting operation air-flow of injection system (1).
6. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In, it further comprise fan supporter, fan supporter is mounted on clean room side wall, for side wall air-introduced machine (2) to be fixedly mounted,
Side wall air-introduced machine (2) is set to fix as one securely with clean room.
7. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In clean room forms the structure of a kind of " flange shape " on filter assemblies mounting portion shell (5), is supported using steel construction (4)
The structure of " flange shape " of clean room.
8. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In further comprising washing bag system (8), wash bag system (8) and hang on clean room bottom surface, for from the outside of filter assemblies
Spray operation i.e. washing and cleaning operation is carried out to filter assemblies.
9. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In filter assemblies mounting portion shell (5) central diameter is slightly less than the central diameter of tower body.
10. the dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit according to claim 1, feature exist
In the setting angle of side wall air-introduced machine (2) and clean room is 90 degree or other proper angles.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910809942.7A CN110465144A (en) | 2019-08-29 | 2019-08-29 | A kind of dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910809942.7A CN110465144A (en) | 2019-08-29 | 2019-08-29 | A kind of dust pelletizing system of the urea prilling tower of tower top side wall installation blower unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112704971A (en) * | 2021-03-29 | 2021-04-27 | 上海境业环保能源科技股份有限公司 | Granulation tower total pollution treatment system |
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| CN2647410Y (en) * | 2003-10-09 | 2004-10-13 | 张光浩 | Cloth bag fumes purifier |
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