CN109316889A - Feed factory feed chamber dust excluding hood and installation method - Google Patents
Feed factory feed chamber dust excluding hood and installation method Download PDFInfo
- Publication number
- CN109316889A CN109316889A CN201811493523.9A CN201811493523A CN109316889A CN 109316889 A CN109316889 A CN 109316889A CN 201811493523 A CN201811493523 A CN 201811493523A CN 109316889 A CN109316889 A CN 109316889A
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- Prior art keywords
- dedusting
- dust stratification
- upper cover
- cover
- ash
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- 239000000428 dust Substances 0.000 title claims abstract description 144
- 238000009434 installation Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000013517 stratification Methods 0.000 claims abstract description 96
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 15
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000012360 testing method Methods 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 9
- 238000004873 anchoring Methods 0.000 claims description 3
- 238000012790 confirmation Methods 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 239000002994 raw material Substances 0.000 abstract description 13
- 238000007599 discharging Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 24
- 239000010959 steel Substances 0.000 description 24
- 230000013011 mating Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000004745 nonwoven fabric Substances 0.000 description 4
- 240000007594 Oryza sativa Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 201000010001 Silicosis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/002—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using a central suction system, e.g. for collecting exhaust gases in workshops
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Tents Or Canopies (AREA)
Abstract
It is to belong to environmental protection facility field for feed factory raw material pollutes environment into factory's discharging dust protection and designs the present invention provides a kind of feed factory feed chamber dust excluding hood and installation method；Feed factory feed chamber dust excluding hood is made of cover, dust stratification case, ash-containing plate, threeway, connecting pipe, flexible telescopic joint, ash hole, dust stratification box foundation in dedusting upper cover, dedusting；Dedusting upper cover it is suitable for reading by flexible telescopic joint and vacuumizing facility connection；Lower mouth passes through cover connection in connecting pipe and dedusting；The inside installation ash-containing plate covered in dedusting upper cover and dedusting；The lower mouth covered in dedusting by threeway respectively with dust stratification case, sweep-up pipe connection；The dust stratification case lower mouth connection suitable for reading by covering in threeway and dedusting, following side and ash hole connection, bottom is mounted on discharge chamber roof structure by dust stratification box foundation；The beneficial effects of the invention are as follows can manufacture negative pressure, the dirt absorption generated when by feed factory raw material into factory in discharge plant discharging is clean, in order to avoid cause environmental pollution.
Description
Technical field
It is anti-into factory's discharging for feed factory raw material the present invention provides a kind of feed factory feed chamber dust excluding hood and installation method
Dust polluting environment and design, belong to environmental protection facility field.
Background technique
Feed factory mostly uses greatly corn, soya bean etc. to make primary raw material, and raw material mostly uses greatly Automobile Transportation, after marching into the arena, self-unloading
Raw material is poured over ground by automobile, manually send raw material shovel to the hopper in underground, raw material is sent to processing by hopper and is set
After being processed into feed, packing is sent to stockyard, transports and sells outside factory；Raw material unload and two processes of artificial feeding feed hopper all
A large amount of dust can be raised, the bad environments around operation field are made；Operation in this environment, body will for a long time by operating personnel
It is serious to suffer from silicosis by serious injury；
In order to solve the dust problem that raw material is unloaded, a variety of depositing dust dust removal methods can be taken, some is sprayed in the discharge chamber of raw material plant
Water is done so with reducing dust, although dust is reduced, the humidity of discharge chamber obviously becomes larger, the humidity great Rong of discharge chamber
Raw material is easily caused to go mouldy, it is clear that undesirable；Also have and be discharged to outside discharge chamber using the dust for extracting air, do so to be easy to cause and unload
Expect outdoor dust pollution.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of feed factory feed chamber dust excluding hood and installation methods.
The technical solution adopted by the present invention is that: feed factory feed chamber dust excluding hood, by vacuumizing facility, dedusting upper cover, dedusting
Middle cover, dust stratification case and sweep-up pipe are sequentially connected with；The suitable for reading of dedusting upper cover is joined by flexible telescopic joint with facility is vacuumized
It is logical；Lower mouth passes through cover connection in connecting pipe and dedusting；The inside installation ash-containing plate covered in dedusting upper cover and dedusting；It is covered in dedusting
Lower mouth by threeway respectively with dust stratification case, sweep-up pipe connection；The side of dust stratification case is equipped with ash hole, and bottom passes through dust stratification case base
Plinth is mounted on feed chamber roof structure；Sweep-up pipe is communicated with feed chamber.
Negative pressure is manufactured to the discharge chamber extraction air and dust of feed factory with facility is vacuumized, takes out dust when discharging
By dust excluding hood provided by the invention after out, by the air-treatment with dust being extracted it is clean after be discharged into air again, keep away
Exempt from the dust pollution for answering discharging to generate.
Cover in the dedusting upper cover, dedusting, dust stratification case, ash-containing plate are the main equipments of feed factory feed chamber dust excluding hood,
Cover, dust stratification case are all made of shell, liner in dedusting upper cover, dedusting, the steel that preferential recommendation uses with a thickness of 10-20 millimeters thick
The shell of cover, dust stratification case in plate production dedusting upper cover, dedusting, housing diameter is 3-4 meters, wherein dedusting upper cover is pillar buoy
Shape component, 2-3 meters of pillar height；Cover is that column is fallen from power shape cartridge in dedusting, and 1-1.5 meter of pillar height, platform is 1-1.5 meters high, and platform is suitable for reading directly
Diameter is identical as column diameter, and 200-300 millimeters of lower port diameter；Dust stratification case is important actor shape cartridge, 1-1.5 meters of pillar height, the high 1-1.5 of platform
Rice, platform lower port diameter is identical as column diameter, and 200-300 millimeters of back cut diameter；Liner is made of 10 millimeters thick felts, is completely layered on and is removed
It covers in dirt upper cover, dedusting, the inner wall of dust stratification box enclosure, is fixed with Y shape anchor studs, cover, product in anchor studs and dedusting upper cover, dedusting
The inner wall of the shell of cinder box is connected using arc stud welding；In dedusting upper cover, dedusting inside cover, diagonally-installed ash-containing plate, ash disposal
Plate is 600-800 millimeters long using 10-20 millimeters thick, 600-800 millimeters wide, installs in 45-60 degree；Ash-containing plate and dedusting upper cover,
The inside of cover shell is fixed using iron clamp in dedusting, and ash-containing plate is clamped in the front end of iron clamp, and rear end and shell are welded to connect；In dedusting
Filter screen, filter screen are installed respectively between connecting pipe and between dedusting upper cover and connection flexible telescopic joint at the top of middle cover
For the plastic plate production with holes of 10-20 millimeters thick, the outer diameter of filter screen is equal to the internal diameter of connecting pipe, flexible telescopic joint, with company
Connected between adapter tube road, flexible telescopic joint using iron clamp, filter screen is clamped in the front of iron clamp, rear portion respectively with connecting pipe, soft
Property telescopic joint inside welding, aperture 1-2 millimeters, 5-10 millimeters of spacing on plastic plate.
The threeway be flexibility three can, by the flange facility of connecting pipe, three-way pipeline, flexible connection facility with it is external
Pipeline composition；Wherein the flange facility of connecting pipe is by ring flange, ring flange connection bolt, the nut for connecting bolt and connection
The gasket composition of bolt；Three-way pipeline is made of straight pipe, vertical cross over pipe, connection extension tube and connection inner connecting tube；It is soft
Property connection facility be made of flexible boot, flexible boot sealing ring and flexible boot connected nail；Three-way pipeline and outer
The flange facility connection of connecting pipe is all made of between adapter tube road；Erection of equipment is flexibly connected in the straight pipe of three-way pipeline or is hung down
On direct connection siphunculus；At the position of installation flexible connection facility, straight pipe pipe is disconnected, is used by connection extension tube and external pipe
The connection of flange facility；Inside the pipeline at the position of straight pipe or the installation flexible connection facility of vertical cross over pipe, connection is connected
Inner connecting tube, outside is with flexible boot sealing ring and flexible boot connected nail by flexible boot and straight pipe or vertical connection
Seal of tube connection.
Ring flange is the two panels endless member for connecting pipe, and preferential recommendation uses diameter of bore 150-3000 millimeters,
10-250 millimeters of wall thickness, the doughnut-shaped steel plate production that 190-3800 millimeters of outer diameter；The diameter of intermediate annular distance and the pipeline being connect are straight
Diameter is mating, the annular distance among every ring flange, consolidates with the port welded seal for the pipeline being connect；In ring flange annulus
Line position is evenly distributed with several bolts hole, and the diameter that aperture connect bolt with the ring flange in hole is mating；Ring flange connects bolt
It is that head is threaded, the thickness of the rod-like members of the foot section brought turret head, the length view ring flange of screw rod determines, among ring flange
When entrainment installation valve, the thickness that the length of screw rod is equal to two panels ring flange adds the thickness of the thickness shimming of the valve of entrained with
Degree, adding the thickness of double nut, there are also the distances of exposed two screw threads；If only flanged joint, the length of screw rod only need to be above-mentioned
The thickness of valve is subtracted in length；The screw thread of ring flange connection bolt head institute band and the nut for connecting bolt are mating, generally adopt
With the coarse thread of metric system；The nut of connection bolt is to connect bolt for two panels ring flange by ring flange and its link together
Pipeline connection connector；Connecting among the nut of bolt has hole, and has screw thread；Connect bolt nut hole and screw thread with
The diameter and screw thread of ring flange connection bolt match；The gasket of connection bolt is intermediate porose endless member, connects bolt
Gasket outer diameter with connection the outer diameter of nut of bolt it is equal, the diameter for connecting the pad hole of bolt connect bolt with ring flange
Diameter it is equal；All ring flange, screw rod, nut, gasket are all made of the production of Q235 steel.
The three-way pipeline is that the pipeline preferential recommendation all communicated by crosspoint to three directions uses outer diameter 100-
2600 steel pipe production, including straight pipe, vertical cross over pipe, connection extension tube and connection inner connecting tube；In most cases, it leads directly to
Pipe, vertical cross over pipe, the specification of connection extension tube, model are all the same, but length is different, location it is different as shown in Figure 1,
The end of vertical cross over pipe is intersected in a part of straight pipe with intersection, and intersection is connected using welded seal, vertical connection
Managing with the relative position of straight pipe is to intersect vertically, the guarantor for also belonging to the application request for also having out of plumb to intersect in real work
Protect range；The surface of connection inner connecting tube is smooth, and outer diameter is equal to the internal diameter of straight pipe or vertical cross over pipe, connection extension tube；Connection
One end of inner connecting tube is welded with the inner tube of straight pipe or vertical cross over pipe and is consolidated, the other end and dynamic mating connection；So-called dynamic cooperation
It is exactly that can mutually slide between each other, but surface gap very little, the medium conveyed in pipeline can not pass through in gap；Straight
Flexible boot is arranged in the outside of siphunculus or vertical cross over pipe, extension tube junction.
What the threeway was set as, the port in three directions of rigid three-way pipeline is designed with to be connected with external pipe
The flange connect does not limit using flanged joint, it is also possible to also belong to this using other types of attachment such as welding, socket, rivetings
Apply for claimed scope；The elongation of the pipeline caused by temperature change in order to prevent or other external forces or caused by shrinking
Stress is excessive, may cause the generation of pipeline cracking phenomena, needs in the one or both ends of straight pipe, or in vertical cross over pipe
On direction, it is provided in the threeway intersection point on pipeline and between flange connection extension tube, connection inner connecting tube and flexible boot, made
The pipeline energy free extension of connection, here it is threeways, it can be seen that in a direction of threeway or both direction or three directions
Upper setting retractable and flexible connection, belongs to threeway, belongs to the column of the protection of the application.
The flexible boot is the unequal cartridge of longitudinal diameter made of flexible material, by outer cover and interior
Ring composition, outer cover are packing cloth cylinder, and inner ring is the steel ring that diameter does not wait；Preferential recommendation is applied close using thickness 3-5 millimeters of both sides
The non-woven fabrics production of rubber is sealed, the diameter of cloth cylinder matches with the diameter of inner ring, and the length of cloth cylinder is greater than the length of connection inner connecting tube
Degree；Inner ring uses diameter 6-12 millimeters of reinforcement fabrication, and the interior diameter of inner ring is maximum to be greater than straight pipe, vertical cross over pipe, connection
20-40 the millimeter of outer diameter of logical extension tube, it is the smallest to be greater than straight pipe, vertical cross over pipe, 5-10 millimeters of outer diameter of connection extension tube；
The intermediate position of flexible boot be arranged in connection inner connecting tube position straight pipe or vertical cross over pipe, extension tube junction it is outer
Portion, the both ends of flexible boot pass through flexible boot sealing ring and flexible boot connected nail for flexible boot and straight pipe
Or vertical cross over pipe, extension seal of tube consolidation.
The flexible boot sealing ring is the endless member cut with the equity that flexible material makes, and preferential recommendation is adopted
It is made of the rubber ring that width and thickness are 40-50 millimeters；Semicircular ring reinforcing bar is arranged in rubber circle center, and reinforcing bar is 20 millimeters wide,
3-5 millimeters thick, in the port of semicircular ring, reinforcing bar is exposed, and connecting plate is arranged, and link bolt hole is arranged on connecting plate, in bolt
Flexible boot connected nail is passed through in hole, and it is whole can to become half of flexible boot sealing ring of two items pair；Flexibility is anti-
The internal diameter of shield sealing ring is equal to the outer diameter of straight pipe or vertical cross over pipe, extension tube.
The flexible boot connected nail is the screw for connecting flexible boot sealing ring, flexible boot connected nail
Across the hole of flexible boot sealing ring connecting plate, it is mounted on the outside of straight pipe or vertical cross over pipe, extension tube junction, it is soft
Property shield both ends, with flexible boot sealing ring cooperate, by flexible boot seal fix.
The connecting pipe is the pipeline covered in connection dedusting upper cover and dedusting；Preferential recommendation uses outer diameter 200-300
The steel pipe that mm of thickness is 5-10 millimeters makes.
The flexible telescopic joint is connection dedusting upper cover and vacuumizes the pipeline between facility, one end short steel pipes system
Make, the other end uses flanged joint, is being connected to telescopic tubulose between the short steel pipes and flange that facility is connect with vacuumizing
Component；Short steel pipes preferential recommendation uses the steel pipe system that outer diameter 200-300 mm of thickness is 80-100 millimeters for 5-10 mm length
Make；Telescopic tubular part using thickness 2-3 millimeter sealing non-woven fabrics make, the one end of flexible telescopic joint with short steel pipes and
Facility is vacuumized using welded connecting.
The ash hole is the pipeline with valve, and preferential recommendation uses outer diameter 200-300 mm of thickness for 5-10 millimeters
Steel pipe production, valve and pipeline Selecting Complete Set, the side for being mounted on the lower part of dust stratification case boxes out, the pipeline and dust stratification of ash hole
Case horizontal seal is dared to connect.
The dust stratification box foundation is the component for connecting dust stratification case and discharge chamber roof structure, and preferential recommendation uses cast-in-place steel
The embedded part on reinforced concrete production, the pre-buried embedded part connecting with dust stratification case at the top of basis, dust stratification case and basis is using welded connecting.
The installation method of the feed factory feed chamber dust excluding hood is first to check and accept dust stratification box foundation, confirmation dust stratification case and pumping
Vacuum facility, the relative position of sweep-up pipe are correct, and every deviation is not greater than 5 millimeters；Pacify in cover in dedusting upper cover and dedusting
Ash-containing plate is filled, ash hole is installed in the lower part of dust stratification case 3；The installation of installation, threeway of dust stratification case is successively carried out again, is covered in dedusting
Installation, dedusting upper cover installation, support frame installation；Flexible telescopic joint is connect with facility is vacuumized again, threeway and sweep-up pipe connect
It connects, is then purged, pressure testing leak test.
The examination of the dust stratification box foundation includes checking and accepting central point and axial location, basic elevation of top, basic top surface
Flatness.
The installation of the ash-containing plate and ash hole 8 are mounted on equipment making when progress, in dedusting upper cover and dedusting
Ash-containing plate is installed, the interior of shell survey covered in dedusting upper cover and dedusting respectively is set after the shell of cover completes before top plate sealing plate
The installation site of ash-containing plate is crossed, and the iron clamp for installing ash-containing plate is welded on scribing line position, then welded Y shape welding of peg with anchoring
The interior of shell covered in dedusting upper cover and dedusting, after installing liner, then by the interior of shell covered in dedusting upper cover and dedusting
Ash-containing plate is clipped on iron clamp, and gradient is 45-60 degree；
When ash hole is installed, the position aperture of ash hole is first installed in dust stratification box enclosure, ash hole is welded.
After the installation of the dust stratification case mainly guarantees that elevation of top and center are correct, the center line of dust stratification case must
Must be perpendicular to the ground, it is connect with dust stratification box foundation.
After the installation of dust stratification case, rigid frame should be installed；Rigid frame is located at dust excluding hood and vacuumizes between facility, is arranged in removes when necessary
The periphery of dust hood undertakes the load of dedusting upper cover, cover in dedusting, dust stratification case by rigid frame；Rigid frame mainly by column, crossbeam, cut
Knife support composition, preferential recommendation is all made of welded connecting using No. 10 channel steel production, connecting node.
Being mounted on after threeway is installed for covering in the dedusting carries out, and the center of the vertical tube of threeway must be concentric with dust stratification case
Coaxially, horizontal tube and the necessary concentric co-axial of flange, by the lower mouth of the vertical tube of threeway and the sealed connection suitable for reading of dust stratification case, and inside is logical
Freely；Cover must be aligned outside the outside of shell and the shell of dust stratification case, with the vertical tube concentric co-axial of threeway with threeway in dedusting
The sealed connection suitable for reading of 5 vertical tube；To guarantee the stabilization covered in dust stratification case and dedusting, rigid frame should be installed in time, and will vacuumize
The basis of facility is connected by covering in rigid frame and dust stratification case and dedusting.
The described dedusting upper cover installation should be carried out by rigid frame, be first installed to connecting pipe and covered suitable for reading in dedusting, make
Cover concentric co-axial in connecting pipe and dedusting suitable for reading is connected and fixed what is covered in connecting pipe and dedusting；Dedusting upper cover is temporarily attached
On rigid frame, adjust the position of dedusting upper cover, make the lower mouth of dedusting upper cover and connecting pipe it is suitable for reading it is complete dock, and with one heart
Coaxially, and make that the periphery of the shell of dedusting upper cover is covered with dedusting, the outer edge of dust stratification case is aligned, it will be under dedusting upper cover
Mouth is connected and fixed with the suitable for reading of connecting pipe, while the periphery of the shell of dedusting upper cover being connected and fixed with rigid frame.
The connection for being successively dusted upper cover and vacuumizing between connection, threeway and the sweep-up pipe between facility ensures to connect
It is firm and air tight.
After items connect acceptance(check), successively to cover in dedusting upper cover, dedusting, dust stratification case, threeway, connecting pipe, soft
Property telescopic joint, ash hole purged respectively, then carry out pressure testing, test pressure according to 1.5 times of operating pressure, points 8 times plus
Leak test is pressed, it is qualified.
The beneficial effects of the invention are as follows negative pressure can be manufactured, the ash that is generated when by feed factory raw material into factory in discharge plant discharging
Dirt absorbs cleanly, in order to avoid cause environmental pollution.
Detailed description of the invention:
Fig. 1 feed factory feed chamber dust excluding hood schematic diagram；
Fig. 2 feed factory feed chamber dust excluding hood position macroscopic view schematic diagram.
In figure: 1- dedusting upper cover；It is covered in 2- dedusting；3- dust stratification case；4- ash-containing plate；5- threeway；6- flexible telescopic joint；7- connects
Adapter tube road；8- ash hole；9- dust stratification box foundation；10- vacuumizes facility；11- sweep-up pipe；12- discharge chamber roof structure, 13. remove
Dust hood.
Specific embodiment
Embodiment
Certain feed factory uses feed factory feed chamber dust excluding hood 13 as shown in Figure 1 and Figure 2 provided by the invention, in feed factory
Stock yard dust excluding hood 13 is set, facility extracts air to the discharge chamber of feed factory and dust manufactures negative pressure with vacuumizing, and makes to unload
Dust when material be extracted after by dust excluding hood provided by the invention, by the air-treatment with dust being extracted it is clean after arrange again
It is put into air, avoids the dust pollution for answering discharging to generate.
Feed factory feed chamber dust excluding hood 13, by covering 2, dust stratification case 3, ash-containing plate 4, threeway 5, connection in dedusting upper cover 1, dedusting
Pipeline 6, flexible telescopic joint 7, ash hole 8, dust stratification box foundation 9 form；Dedusting upper cover 1 it is suitable for reading by flexible telescopic joint 7 with
Vacuumize 10 connection of facility；Lower mouth is by covering 2 connection in connecting pipe 6 and dedusting；The inside of cover 2 in dedusting upper cover 1 and dedusting
Ash-containing plate 4 is installed；In dedusting cover 2 lower mouth by threeway 5 respectively with dust stratification case 3,11 connection of sweep-up pipe；Dust stratification case 3 is suitable for reading logical
The lower mouth connection of cover 2 in threeway 5 and dedusting, following side and 8 connection of ash hole are crossed, bottom is installed by dust stratification box foundation 9
On discharge chamber roof structure 12.
Cover 2, dust stratification case 3, ash-containing plate 4 are the main equipments of dust excluding hood 13 in the dedusting upper cover 1, dedusting, in dedusting
Cover 2, dust stratification case 3 are all made of shell, liner in cover 1, dedusting, make dedusting upper cover using with a thickness of the steel plate of 10 millimeters thicks
1, the shell of 2, dust stratification case 3 is covered in dedusting, housing diameter is 3 meters, wherein dedusting upper cover 1 is cylindricality cartridge, pillar height 2
Rice；Cover 2 is that column is fallen from power shape cartridge in dedusting, and 1.5 meters of pillar height, platform is 1.5 meters high, and platform back cut diameter is identical as column diameter, lower mouth
200 millimeters of diameter；Dust stratification case 3 is important actor shape cartridge, and 1.5 meters of pillar height, platform is 1.5 meters high, and platform lower port diameter is identical as column diameter,
200 millimeters of back cut diameter；Liner is made of 10 millimeters thick felts, is completely layered on dedusting upper cover 1, cover 2 in dedusting, outside dust stratification case 3
The inner wall of shell is fixed with Y shape anchor studs, and the inner wall that the shell of 2, dust stratification case 3 is covered in anchor studs and dedusting upper cover 1, dedusting uses
Arc stud welding connection；In dedusting upper cover 1, dedusting inside cover 2, diagonally-installed ash-containing plate 4, ash-containing plate 4 is long using 10 millimeters thicks
It is 600 millimeters, 600 millimeters wide, in 45 degree of installations；The inside that 2 shells are covered in ash-containing plate 4 and dedusting upper cover 1, dedusting is solid using iron clamp
Fixed, ash-containing plate 4 is clamped in the front end of iron clamp, and rear end and shell are welded to connect；In dedusting cover 2 top connecting pipe 6 between with
And filter screen is installed respectively between dedusting upper cover 1 and connection flexible telescopic joint 7, filter screen is the modeling with holes of 10-20 millimeters thick
Flitch production, the outer diameter of filter screen is equal to the internal diameter of connecting pipe 6, flexible telescopic joint 7, with connecting pipe 6, flexible telescopic joint 7
Between connected using iron clamp, filter screen is clamped in the front of iron clamp, and rear portion is welded with the inside of connecting pipe 6, flexible telescopic joint 7 respectively
It connects, 1 millimeter of the aperture on plastic plate, 5 millimeters of spacing.
The threeway 5 is flexible threeway, is that rigid threeway is arranged in the core part of threeway, using 200 milli of outer diameter
Rice makes with a thickness of 5 millimeters of steel pipe, and equal 400 millimeters of the total length of both direction, set in a direction of rigid threeway in length and breadth
Flange is set, outer 260 millimeters of the disk diameter of flange, 8 millimeters of thickness, surrounding is evenly distributed with 8 10 millimeters of diameter of bolt hole, is with length
30, the bolt that 10 millimeter of diameter connection；Telescopic tubular part, telescopic tubular portion are connected in flange and threeway nozzle
Part is made of 2 millimeters of thickness of sealing non-woven fabrics, and telescopic tubular part and threeway, the connection of flange are sealed using clip
Connection.
The connecting pipe 6 is the pipeline of cover 2 in connection dedusting upper cover 1 and dedusting；Use 200 mm of thickness of outer diameter for
5 millimeters of steel pipe production.
The flexible telescopic joint 7 is connection dedusting upper cover 1 and vacuumizes the pipeline between facility 10, one end short steel pipes
Production, the other end use flanged joint, with vacuumize be connected between the short steel pipes and flange that facility 10 is connect it is telescopic
Tubular part；Short steel pipes preferential recommendation uses the steel pipe production that 200 mm of thickness of outer diameter is 80 millimeters for 5 mm lengths；It can stretch
The tubular part of contracting is made of 2 millimeters of thickness of sealing non-woven fabrics, and the one end of flexible telescopic joint 7 with short steel pipes is set with vacuumizing
10 are applied using welded connecting.
The ash hole 8 is the pipeline with valve, uses 200 mm of thickness of outer diameter to make for 5 millimeters of steel pipe, valve
With pipeline Selecting Complete Set, the side for being mounted on the lower part of dust stratification case 3 is boxed out, and pipeline and 3 horizontal seal of dust stratification case of ash hole 8 are dared
It connects.
The dust stratification box foundation 9 is the component for connecting dust stratification case 3 and discharge chamber roof structure 12, and preferential recommendation is using existing
Armored concrete production is poured, the pre-buried embedded part connecting with dust stratification case at the top of basis, dust stratification case and basic embedded part are using welding
Connection.
The installation method of the feed factory feed chamber dust excluding hood is, first checks and accepts dust stratification box foundation 9, confirmation dust stratification case 3 with
It is correct to vacuumize facility 10, the relative position of sweep-up pipe 11, every deviation is not greater than 5 millimeters；In dedusting upper cover 1 and dedusting
Ash-containing plate 4 is installed in cover 2, ash hole 8 is installed in the lower part of dust stratification case 3；The peace of installation, the threeway 5 of dust stratification case 3 is successively carried out again
The installation of cover 2, the installation of dedusting upper cover 1, support frame installation in dress, dedusting；Flexible telescopic joint 7 is connected with facility 10 is vacuumized again
It connects, threeway 5 is connect with sweep-up pipe 11, is then purged, pressure testing leak test.
The examination of the dust stratification box foundation 9 includes checking and accepting central point and axial location, basic elevation of top, basic top surface
Flatness.
The installation of the ash-containing plate 4 and ash hole 8 are mounted on equipment making when progress, in dedusting upper cover 1 and dedusting
Ash-containing plate 4 is installed before top plate sealing plate after the shell of middle cover 2 completes, respectively in dedusting upper cover 1 and dedusting in the shell of cover 2
Portion's survey sets the installation site scribing line of ash-containing plate 4, the iron clamp for installing ash-containing plate 4 is welded on scribing line position, then welded Y shape with anchoring
Welding of peg covers 2 interior of shell in dedusting upper cover 1 and dedusting, after installing liner, then will cover 2 in dedusting upper cover 1 and dedusting
The ash-containing plate 4 of interior of shell be clipped on iron clamp, gradient is 45 degree.
When ash hole 8 is installed, the position aperture of ash hole 8 is first installed on 3 shell of dust stratification case, it will be in the welding of ash hole 8.
After the installation of the dust stratification case 3 mainly guarantees that elevation of top and center are correct, the center line of dust stratification case 3
Must be perpendicular to the ground, it is connect with dust stratification box foundation 9.
After dust stratification case 3 is installed, rigid frame should be installed；Rigid frame is located at dust excluding hood and vacuumizes between facility 10, is arranged when necessary
In the periphery of dust excluding hood, undertake the load of dedusting upper cover 1, cover 2 in dedusting, dust stratification case 3 by rigid frame；Rigid frame mainly by column,
Crossbeam, bridging form, and preferential recommendation is all made of welded connecting using No. 10 channel steels production, connecting node.
Being mounted on after threeway 5 is installed for cover 2 carries out in the dedusting, and the center of the vertical tube of threeway 5 must be with dust stratification case 3
The necessary concentric co-axial of concentric co-axial, horizontal tube and flange, by the lower mouth of the vertical tube of threeway 5 and the sealed connection suitable for reading of dust stratification case 3, and
It is internal unobstructed；Cover 2 must be with the vertical tube concentric co-axial of threeway 5 in dedusting, and the outside of shell and the outside of the shell of dust stratification case 3 are right
Together, with the sealed connection suitable for reading of the vertical tube of threeway 5；For the stabilization for guaranteeing cover 2 in dust stratification case 3 and dedusting, rigid frame should be installed in time,
And the basis for vacuumizing facility 10 is connect by rigid frame with cover 2 in dust stratification case 3 and dedusting.
The described installation of dedusting upper cover 1 should be carried out by rigid frame, and connecting pipe 6 is first installed to the suitable for reading of cover 2 in dedusting,
Make to cover 2 concentric co-axials in connecting pipe 6 and dedusting, the suitable for reading of cover 2 in connecting pipe 6 and dedusting is connected and fixed；Dedusting upper cover 1
It is temporarily attached on rigid frame, adjusts the position of dedusting upper cover 1, make the suitable for reading completely right of the lower mouth of dedusting upper cover 1 and connecting pipe 6
It connects, and concentric co-axial, and is aligned the periphery of the shell of dedusting upper cover 1 with the outer edge for covering 2, dust stratification case 3 in dedusting, it will
The lower mouth of dedusting upper cover 1 is connected and fixed with the suitable for reading of connecting pipe 6, while the periphery of the shell of dedusting upper cover 1 being connected with rigid frame
Connect fixation.
The connection for being successively dusted upper cover 1 and vacuumizing between connection, threeway 5 and the sweep-up pipe 11 between facility 10 is true
It is firm and air tight to protect connection.
After items connect acceptance(check), successively to 2, dust stratification case 3, threeway 5, connecting pipe of cover in dedusting upper cover 1, dedusting
6, flexible telescopic joint 7, ash hole 8 are purged respectively, then carry out pressure testing, and test pressure divides according to 1.5 times of operating pressure
8 pressurization leak tests are qualified.
Claims (10)
1. feed factory feed chamber dust excluding hood, characterized in that by vacuumizing facility, dedusting upper cover, cover, dust stratification case and suction in dedusting
Dirt pipe is sequentially connected with；Dedusting upper cover it is suitable for reading by flexible telescopic joint and vacuumizing facility connection；Lower mouth passes through connecting tube
Cover connection in road and dedusting；The inside installation ash-containing plate covered in dedusting upper cover and dedusting；The lower mouth covered in dedusting passes through three reduction of fractions to a common denominators
Not with dust stratification case, sweep-up pipe connection；The side of dust stratification case is equipped with ash hole, and bottom is mounted on feed chamber room by dust stratification box foundation
In the structure of face；Sweep-up pipe is communicated with feed chamber.
2. feed factory feed chamber dust excluding hood according to claim 1, characterized in that cover, dust stratification case in dedusting upper cover, dedusting
All it is made of shell and liner, wherein dedusting upper cover is cylindricality tubular structure, and cover is that column is fallen from power shape tubular structure in dedusting,
Dust stratification case is important actor shape tubular structure.
3. feed factory feed chamber dust excluding hood according to claim 1, characterized in that cover inside in dedusting upper cover, dedusting, tiltedly
To being installed with ash-containing plate；Ash-containing plate is divided into two groups by muti-piece plate body, is obliquely installed respectively along the flow direction of air-flow, and two groups of plates
Body tilt angle on the contrary, plate body wherein side and cover are connected, there are gas flow clearance between the other side and cover, and plate with
There are gap between plate, extend residence time of the gas in cover, and achievees the effect that multilayer dedusting.
4. feed factory feed chamber dust excluding hood according to claim 1, characterized in that in the dedusting cover with connecting pipe it
Between and dedusting upper cover and connection flexible telescopic joint between filter screen is installed respectively.
5. feed factory feed chamber dust excluding hood according to claim 1, characterized in that the ash hole is equipped with valve.
6. the installation method according to dust excluding hood described in claim 1 ~ 5 any one claim, characterized in that first check and accept product
Grey box foundation, confirmation dust stratification case and vacuumize facility), the relative position of sweep-up pipe it is correct, in dedusting upper cover and dedusting cover in
Ash-containing plate is installed, ash hole is installed in the lower part of dust stratification case；The installation of installation, threeway of dust stratification case is successively carried out again, in dedusting
Installation, the installation of dedusting upper cover, the support frame installation of cover；Again by flexible telescopic joint with vacuumize facility) connect, threeway and sweep-up pipe
Connection；After items connect acceptance(check), successively to cover, dust stratification case, ash-containing plate, threeway, connecting tube in dedusting upper cover, dedusting
Road, flexible telescopic joint, ash hole are purged respectively, then carry out pressure testing, and test pressure divides 8 according to 1.5 times of operating pressure
Secondary pressurization leak test is qualified.
7. installation method according to claim 6, characterized in that it includes checking and accepting central point and axis that dust stratification box foundation, which is checked and accepted,
Position, basic elevation of top, the flatness of basic top surface.
8. installation method according to claim 6, characterized in that the installation of ash-containing plate and ash hole are mounted on equipment making
Shi Jinhang installs ash-containing plate before top plate sealing plate after the shell covered in dedusting upper cover and dedusting completes, respectively in dedusting
The interior of shell covered in cover and dedusting surveys the installation site scribing line for setting ash-containing plate, and the iron clamp for installing ash-containing plate is welded on scribing line portion
Position, then with the anchoring weldering interior of shell of covering Y shape welding of peg in dedusting upper cover and dedusting, after installation liner, then by dedusting
The ash-containing plate for the interior of shell covered in upper cover and dedusting is clipped on iron clamp；When ash hole is installed, first installed in dust stratification box enclosure
The position aperture of ash hole, ash hole is welded.
9. installation method according to claim 6, characterized in that the installation of dust stratification case mainly guarantees elevation of top in
After heart position is correct, the center line of dust stratification case must be perpendicular to the ground, connect with dust stratification box foundation.
10. the installation method of feed factory feed chamber dust excluding hood according to claim 6, characterized in that the peace covered in dedusting
It is carried out after threeway installation, the center of the vertical tube of threeway must be with dust stratification case concentric co-axial, and horizontal tube and flange must be concentric
Coaxially, by the lower mouth of the vertical tube of threeway and the sealed connection suitable for reading of dust stratification case, and inside is unobstructed；Cover must be perpendicular with threeway in dedusting
Pipe concentric co-axial is aligned outside the outside of shell and the shell of dust stratification case, the sealed connection suitable for reading with the vertical tube of threeway；To protect
The stabilization covered in card dust stratification case and dedusting, rigid frame should be installed in time, and the basis for vacuumizing facility is passed through rigid frame and dust stratification case
It is connected with being covered in dedusting；The installation of dedusting upper cover is carried out by rigid frame, is first installed to connecting pipe and is covered suitable for reading in dedusting, makes to connect
Cover concentric co-axial in adapter tube road and dedusting suitable for reading is connected and fixed what is covered in connecting pipe and dedusting；Dedusting upper cover is temporarily adhered to
On rigid frame, adjust the position of dedusting upper cover, make the lower mouth of dedusting upper cover and connecting pipe it is suitable for reading it is complete dock, and it is same with one heart
Axis, and make that the periphery of the shell of dedusting upper cover is covered with dedusting, the outer edge of dust stratification case is aligned, by the lower mouth of dedusting upper cover
Suitable for reading with connecting pipe is connected and fixed, while the periphery of the shell of dedusting upper cover being connected and fixed with rigid frame.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811493523.9A CN109316889A (en) | 2018-12-07 | 2018-12-07 | Feed factory feed chamber dust excluding hood and installation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811493523.9A CN109316889A (en) | 2018-12-07 | 2018-12-07 | Feed factory feed chamber dust excluding hood and installation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368304A (en) * | 2018-12-07 | 2019-02-22 | 徐州华阳饲料有限公司 | The dust-extraction unit of feed factory discharge chamber |
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