CN108434869A - Three-level fine air filtration system - Google Patents
Three-level fine air filtration system Download PDFInfo
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- CN108434869A CN108434869A CN201810227274.2A CN201810227274A CN108434869A CN 108434869 A CN108434869 A CN 108434869A CN 201810227274 A CN201810227274 A CN 201810227274A CN 108434869 A CN108434869 A CN 108434869A
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- dust
- suction nozzle
- air
- filtration system
- level fine
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- 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
- B01D46/62—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 series
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A kind of three-level fine air filtration system, is related to dust process field.Rotary drum is set in by-pass filtration room and spreads filtering felt-cloth in drum surface, middle-efficient filtering bag is set in secondary filtration room, high efficiency filter panel is set in three-stage filtration room.Drive component is set on the left of by-pass filtration room, main air blower is set on the right side of three-stage filtration room, suction nozzle wind turbine and suction nozzle valve are set in system head.Activation system, dust laden air is adsorbed on more than 10 micron dusts on filtering felt-cloth, suction nozzle blower and pipeline connects suction nozzle valve and suction nozzle by accelerating elbow to enter by-pass filtration room, suction nozzle absorbs the dust on filtering felt-cloth surface, and dust is transmitted back to production equipment recycling.Dust less than 10 microns enters secondary filtration room, dust of the middle-efficient filtering bag retention more than 5 microns with air.Dust less than 5 microns enters three-stage filtration room, dust of the high efficiency filter panel retention more than 0.5 micron with air, and cleaned air passes through main air blower discharge system.
Description
Technical field
The present invention relates to field of air filtration, and in particular to the dust-filtering in air.
Background technology
With the quickening of process of industrialization, requirement of the country to environmental protection is continuously improved, and enterprise also increasingly payes attention to industrial powder
The discharge of dirt.It especially will produce a large amount of fine solid particle, dust laden air in the production process of papermaking and sanitary goods industry
If cannot filter and discharge in time, the working environment in workshop can be polluted, the health of worker at the production line cannot ensure, and dust holds
The corner for being difficult to clear up easily is accumulated in, causes fire hazard.
Currently, being mainly filtered in the market to dust laden air using cyclone dust collectors and pulse dust collector.Wherein whirlwind
Deduster filtering accuracy is relatively low, can not meet the requirement of environmental protection.Pulse dust collector is by cloth bag or industrial filter element filtering, arteries and veins
The dust that blowback is adsorbed on cloth bag or industrial filter core is rushed, dust releasing is made.As usage time is increasingly longer, cloth bag is breathed freely
Property decline, filter effect is unstable, and for the production equipment that air flow demand is stringenter, filter effect is unstable obviously to drop
The stability of low product.When the dust concentration to fall off is excessive, the quick-fried hidden danger of dirt is had.
Invention content
In order to solve the problems, such as that above-mentioned dust-filtering, the present invention provide a kind of three-level fine air filtration system.For difference
The dust of size particles configures the air filtering system of different series.By-pass filtration filters felt-cloth, processing using crimped staple
Dust more than 10 microns, efficiency are more than 85%.Secondary filtration uses middle-efficient filtering bag, dust of the processing more than 5 microns, efficiency
More than 90%.Three-stage filtration uses high efficiency filter panel, dust of the processing more than 0.5 micron, efficiency to be more than 99.9%.
The three-level ultra-filtration system includes mainly accelerating elbow, suction nozzle, drive component, rotary drum, deflector, suction nozzle valve
Door, by-pass valve, suction nozzle wind turbine, middle-efficient filtering bag, fire-fighting tube assembly, high efficiency filter panel, babinet, main air blower, is matched at safety door
Electronic box, lubrication assembly, baffle and main wall plate.
Rotary drum is set in by-pass filtration room and spreads filtering felt-cloth in drum surface, is imitated in being arranged in secondary filtration room
High efficiency filter panel is arranged in filter bag in three-stage filtration room.Drive component is set on the left of by-pass filtration room, and three-stage filtration room is right
Main air blower is arranged in side, and fire-fighting system and suction nozzle valve is arranged in top of the box, suction nozzle wind turbine is arranged on the right side of babinet.Start system
System, dust laden air are adsorbed on more than 10 micron dusts on filtering felt-cloth, suction nozzle wind turbine by accelerating elbow to enter by-pass filtration room
Suction nozzle valve and suction nozzle are connected by pipeline, suction nozzle absorbs the dust on filtering felt-cloth surface, and dust can be transported to production online
Equipment recycles.Dust less than 10 microns enters secondary filtration room, powder of the middle-efficient filtering bag retention more than 5 microns with air
Dirt.Dust less than 5 microns enters three-stage filtration room with air, and the retention of high efficiency filter panel is more than 0.5 micron of dust, totally
Air passes through main air blower discharge system.
The beneficial effects of the invention are as follows：1. ensureing the clean and tidy and hygienic of manufacturing enterprise's workshop condition, provided to worker at the production line
One healthy working environment reduces the workload of cleaning employee.2. ensureing good gas permeability, manufacturing enterprise's product is improved
Stability.3. the present invention has the function of recycling, dust can be recycled online, turned waste into wealth, manufacturing enterprise's cost is made
It is effectively controlled.4. the present invention is to be based on aerodynamic principle, make the dust-laden into three-level fine air filtration system empty
Gas accelerates, and avoids dust from being gathered in three-level fine air filtration system bottom, so that dust is effectively collected, reach environmentally friendly row
The requirement put avoids dust concentration is excessively high from causing dirt quick-fried.Greatly reduce operation employee simultaneously to three-level fine air filtration system
Maintenance work.5. dust is avoided to enter the precision equipment of manufacturing enterprise, extend the service life of precision equipment.
Description of the drawings
Attached drawing is for deepening the understanding of the present invention, and a part for constitution instruction, with following specific implementation
Example is used to explain the present invention together, but is not construed as limiting the invention.
Fig. 1 is overall system architecture figure, and in order to facilitate observation of, part babinet 13 is hidden, and practical filter chambers at different levels are complete
Sealing.
Fig. 2 and Fig. 3 is the structure chart of critical piece in by-pass filtration room.
Fig. 4 is 8 structure chart of by-pass valve.
Fig. 5 is the sectional view of the seal member of 18 junction of rotary drum 4 and main wall plate.
Fig. 6 is the structure chart of critical piece in drive component 3.
Reference numeral：1. accelerating elbow, 2. suction nozzles, 3. drive components, 4. rotary drums, 5. deflectors, 6. suction nozzle valves, 7.
Safety door, 8. by-pass valves, 9. suction nozzle wind turbines, 10. middle-efficient filtering bags, 11. fire-fighting tube assemblies, 12. high efficiency filter panels, 13.
Babinet, 14. main air blowers, 15. distribution boxs, 16. lubrication assemblies, 17. baffles, 18. main wall plates, 19. driven sprockets, 20. main shafts,
21. speed reducer, 22. chains, 23. drive sprockets, 24. holders, 25. rolling bearing units, 26. bands, 27. screws, 28. nuts,
29. spring washer, 30. plain cushions, 31. corner braces, 32. rubber strips.
Specific implementation mode
The invention will be further described with specific implementation mode below in conjunction with the accompanying drawings.
In Fig. 1, elbow 1 is accelerated to be arranged at the top of babinet 13, baffle 17, which is set to, accelerates 1 lower section of elbow.Suction nozzle valve
6 setting of door is accelerating beside elbow 1, and the outlet of suction nozzle valve 6 is connect with 9 entrance of suction nozzle wind turbine with pipeline.The outlet of suction nozzle wind turbine 9
It is connect with 8 entrance of by-pass valve with pipeline, two outlets of by-pass valve 8 are connected to pipeline respectively accelerates elbow 1 and enterprise
In production equipment.Fire-fighting tube assembly 11 is arranged in top of the box, when 13 internal temperature of babinet reaches alarming value, Self-watering.
Activation system, for dust laden air by accelerating elbow 1 to enter by-pass filtration room, baffle 17 guides dust-laden with deflector 5
Air makees directed flow along 4 surface of rotary drum.Main air blower 14 makes 4 inside of rotary drum generate negative pressure, and the dust more than 10 microns adheres to
On the filtering felt-cloth for being layered on 4 surface of rotary drum, the dust less than 10 microns enters secondary filtration room with air.3 band of drive component
Turn drum 4 slowly runs.The operation of suction nozzle wind turbine 9 makes 2 inside of suction nozzle generate high negative pressure, and suction nozzle valve 6 is controlled by electrical equipment
Suction nozzle 2 takes turns to operate, and as rotary drum 4 rotates, suction nozzle 2 absorbs the dust on filtering felt-cloth surface, and dust passes through 9 row of suction nozzle wind turbine
Go out.By-pass valve 8 controls the discharge direction of dust.When production equipment is run, dust returns production by pipeline and sets
Standby to recycle, when production equipment is shut down, dust is returned by pipeline accelerates elbow 1.
Enter secondary filtration room with air less than 10 micron dusts, middle-efficient filtering bag 10 is set in secondary filtration room, greatly
It is retained by middle-efficient filtering bag 10 in 5 microns of dust.Dust less than 5 microns enters three-stage filtration room with air, in three-level mistake
Setting high efficiency filter panel 12 in filter chamber, the dust more than 0.5 micron is retained by high efficiency filter panel 12, and cleaned air passes through master
Wind turbine discharge system.
Elbow 1 is accelerated to be determined by the sectional area size of the pipeline of access three-level fine air filtration system, dust laden air is logical
Crossing acceleration elbow 1 can be such that flow velocity accelerates, and flat-shaped design also helps dust laden air and uniformly makees directed flow along rotary drum 4.
Pressure monitor is respectively set between each filter chamber, the pressure difference between different filter chambers passes through on distribution box 15
Differential pressure indicator show.Operating personnel can judge filtering felt-cloth, middle-efficient filtering bag 10 and efficiently according to the numerical value that is shown on differential pressure indicator
The ventilative situation of filtration panels 12.Pressure difference is arranged to alarm, when the numerical value on differential pressure indicator reaches set critical value, system meeting
Alarm operator replaces filtering felt-cloth, middle-efficient filtering bag 10 or high efficiency filter panel 12.
A safety door 7 is arranged in each filter chamber.When someone's faulty operation is held in filter chamber, the people closed can be with
Safety door 7 is opened in filter chamber.When all safety doors 7 do not have Close All, system default can not start.Safety door 7
As in the entrance of regular job and maintenance.
The dust laden air that deflector 5 can lead into by-pass filtration room makees directed flow along rotary drum 4, it is therefore an objective to make dust
It is easier to be attached on filtering felt-cloth, this design and exclusive cleaning flooring design.
The frequency converter of setting control main air blower 14, suction nozzle wind turbine 9 and speed reducer 21, necessary time relay in distribution box 15
The electric elements such as device, short switch, connecting terminal, differential pressure indicator, transformer and indicator light.
In figure 2 and figure 3, main wall plate 18 and drive component 3 is respectively set in 4 front and back end of rotary drum.Main shaft 20 passes through rotary drum 4,
With rolling bearing units 25 4 frame of rotary drum on main wall plate 18 and drive component 3.Rotary drum 4 is sealing close to 3 one end of drive component,
It is blow-by close to 18 one end of main wall plate.Rotary drum 4 is tightened by bolts with main shaft 20, makes it that main shaft 20 be followed to rotate.Main wall plate
There are one circles identical with 4 diameter of rotary drum for 18 middle sections, and when main air blower 14 starts, 4 inside of rotary drum just will produce negative pressure, greatly
In on the filtering felt-cloth that 10 microns of dust are attracted to 4 surface of rotary drum.Suction nozzle 2 is arranged in 4 surface of rotary drum, the suction inlet of suction nozzle 2
It is close to filter felt-cloth, outlet then connects suction nozzle valve 6.The length of 2 suction inlet of suction nozzle is consistent with rotary drum 4, it is ensured that absorbs filtering completely
Dust on felt-cloth.
4 surface of rotary drum is welded by punching web plate.The web plate of different percent openings handles different air capacities, 4 table of rotary drum
Face is smooth to spread filtering felt-cloth.Filtering felt-cloth is tightened with flexible strip, filtering felt-cloth is made to be close to rotary drum 4.Powder more than 10 microns
Dirt is adsorbed on filtering felt-cloth, and the dust less than 10 microns enters secondary filtration room with air by filtering felt-cloth.
In Fig. 4, the 801 inside setting flapper 806 of shell of suction nozzle valve 8 controls the direction of switching air flowing,
Solenoid valve 802, pressure regulator valve 803, air cylinder support 804, cylinder 805, swing arm 807, cylinder connector 808, diamond shape bearing is arranged in outside
809.Cylinder 805 drives swing arm 807 to be rotated to control flapper 806, to realize the switching of gas flow, solenoid valve 802
Receive the signal that distribution box 15 exports.The principle of suction nozzle valve 6 as by-pass valve 8, unlike, suction nozzle valve 6 is by more
A by-pass valve 8 and pipeline composition, gas flow direction is controlled by multiple solenoid valves 802.
In Figure 5, gap is 12 ~ 15 millimeters between rotary drum 4 and main wall plate 18, using band 26 and rubber strip 32 to this
A gap carries out dual-seal.First band 26 around gap one week, close 18 one end of main wall plate is with rubber strip 32 around one week pressure
Tightly, close to rotary drum one end corner brace 31, screw 27, nut 28, spring washer 29 and the lock of plain cushion 30 on rotary drum 4.Every 15 degree of settings
One corner brace 31,32 section of rubber strip are V-arrangement, and corner brace 31 withstands rubber strip 32.The component 16 that dusts is using powdered lubricant timing to close
The gap of envelope is lubricated, it is ensured that rotary drum 4 smooth can rotate.
In figure 6, speed reducer 21 is set on holder 24, drive sprocket 23 is set on 21 output shaft of speed reducer, on main shaft 20
Driven sprocket 19 is set, and drive sprocket 23 drives driven sprocket 19 and main shaft 20 to rotate together by chain 22.Every point of main shaft 20
Clock turns 2 circles, and Design of Rotation is very crucial, is related to the cleaning efficiency of dust.
Bending on the side of metal plate used in babinet 13, can improve the integral hardness of babinet 13 in this way, can be between babinet 13
It is linked together by the face of these bendings.
Middle-efficient filtering bag 10 and high efficiency filter panel 12 are the common filtering materials of this system.Identical filter effect can be reached
Filtering material can replace the middle-efficient filtering bag 10 and high efficiency filter panel 12 of this system.
Claims (13)
1. a kind of three-level fine air filtration system, it is characterised in that：Critical piece includes accelerating elbow 1, suction nozzle 2, driving group
Part 3, rotary drum 4, deflector 5, suction nozzle valve 6, safety door 7, by-pass valve 8, suction nozzle wind turbine 9, middle-efficient filtering bag 10, extinguishing pipe group
Part 11, high efficiency filter panel 13, babinet 13, main air blower 14, distribution box 15, lubrication assembly 16, baffle 17, main wall plate 18.
2. three-level fine air filtration system as described in claim 1, it is characterised in that：Accelerate elbow 1 by access system
Pipeline section size determines that for dust laden air by accelerating elbow 1 flow velocity can be made to accelerate, flat-shaped design also helps dust laden air
Uniformly make directed flow along rotary drum 4.
3. three-level fine air filtration system as described in claim 1, it is characterised in that：801 inside of shell of suction nozzle valve 8
The direction of the control switching air flowing of flapper 806 is set, and solenoid valve 802, pressure regulator valve 803, air cylinder support is arranged in outside
804, cylinder 805, swing arm 807, cylinder connector 808, diamond shape bearing 809, cylinder 805 drive swing arm 807 to control flapper
806 rotations, to realize that the switching of gas flow, solenoid valve 802 receive the signal that distribution box 15 exports.
4. three-level fine air filtration system as described in claim 1, it is characterised in that：It is set on the holder 24 of drive component 3
Speed reducer 21 is set, drive sprocket 23 is set on 21 output shaft of speed reducer, driven sprocket 19 is set on main shaft 20, drive sprocket 23 is logical
Crossing chain 22 drives driven sprocket 19 and main shaft 20 to rotate together, and 20 per minute turns 2 circles of main shaft, Design of Rotation is very crucial, is related to
To the cleaning efficiency of dust.
5. three-level fine air filtration system as described in claim 1, it is characterised in that：Fire-fighting tube assembly 11 is arranged in babinet
13 tops, when temperature reaches system alarm value in filter chamber, the meeting Self-watering of fire-fighting tube assembly 11 avoids hidden fire-fighting danger.
6. three-level fine air filtration system as described in claim 1, it is characterised in that：It is welded by punching web plate on 4 surface of rotary drum
It connects, the web plate of different percent openings handles different air capacities, and 4 surfacing of rotary drum spreads filtering felt-cloth, uses flexible strip
Filtering felt-cloth is tightened, filtering felt-cloth is made to be close to rotary drum 4.
7. three-level fine air filtration system as described in claim 1, it is characterised in that：It is respectively set between each filter chamber
Pressure monitor, the pressure difference between different filter chambers are shown by the differential pressure indicator on distribution box 15.
8. three-level fine air filtration system as described in claim 1, it is characterised in that：A peace is arranged in each filter chamber
Air cock 7, when someone's faulty operation is held in filter chamber, the people closed can open safety door 7 in filter chamber, when all peaces
When air cock 7 does not have Close All, system default can not start, the also entrance as regular job and maintenance of safety door 7.
9. three-level fine air filtration system as described in claim 1, it is characterised in that：Deflector 5 can be led into
The dust laden air of system makees directed flow along rotary drum 4.
10. three-level fine air filtration system as described in claim 1, it is characterised in that：Middle-efficient filtering bag 10 and efficient mistake
Filtering surface plate 12 is the common filtering material of this system, can reach the filtering material of identical filter effect and can replace in this system
Imitate filter bag 10 and high efficiency filter panel 12.
11. three-level fine air filtration system as described in claim 1, it is characterised in that：Flow divider 8 has the function of recycling,
It can be connected by pipeline and dust is transmitted back to production line.
12. three-level fine air filtration system as described in claim 1, it is characterised in that：The diameter of rotary drum 4 is by system
The air quantity of processing determines that 4 diameter of rotary drum is bigger, and surface area is bigger, and the area for being layered on the filtering felt-cloth on rotary drum 4 is bigger, processing
Air quantity it is bigger.
13. three-level fine air filtration system as described in claim 1, it is characterised in that：Feeling of stress is installed accelerating elbow 1
Device, pressure inductor is answered to measure the size for accelerating 1 wind pressure of elbow, pressure inductor outputs signal to the frequency conversion of control main air blower 14
Device reduces energy consumption by the working frequency of Frequency Converter Control main air blower 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810227274.2A CN108434869A (en) | 2018-07-13 | 2018-07-13 | Three-level fine air filtration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810227274.2A CN108434869A (en) | 2018-07-13 | 2018-07-13 | Three-level fine air filtration system |
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| Publication Number | Publication Date |
|---|---|
| CN108434869A true CN108434869A (en) | 2018-08-24 |
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ID=63195862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810227274.2A Pending CN108434869A (en) | 2018-07-13 | 2018-07-13 | Three-level fine air filtration system |
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| Country | Link |
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| CN (1) | CN108434869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041748A (en) * | 2021-03-03 | 2021-06-29 | 汤极全 | Environment-friendly dust removal method for electromechanical equipment |
-
2018
- 2018-07-13 CN CN201810227274.2A patent/CN108434869A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041748A (en) * | 2021-03-03 | 2021-06-29 | 汤极全 | Environment-friendly dust removal method for electromechanical equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180824 |