CN107314381A - One kind unloads grey storehouse internal chamber wall knot tying flying dust method for cleaning - Google Patents
One kind unloads grey storehouse internal chamber wall knot tying flying dust method for cleaning Download PDFInfo
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- CN107314381A CN107314381A CN201710641955.9A CN201710641955A CN107314381A CN 107314381 A CN107314381 A CN 107314381A CN 201710641955 A CN201710641955 A CN 201710641955A CN 107314381 A CN107314381 A CN 107314381A
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- Prior art keywords
- flying dust
- grey storehouse
- knot tying
- venthole
- cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2700/00—Ash removal, handling and treatment means; Ash and slag handling in pulverulent fuel furnaces; Ash removal means for incinerators
- F23J2700/003—Ash removal means for incinerators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention discloses one kind and unloads grey storehouse internal chamber wall knot tying flying dust method for cleaning, it is characterized in that, carry out breaing up operation to unloading the knot tying flying dust in grey storehouse to injection high velocity air in grey storehouse is unloaded using air bubble, the flying dust after breaing up then is blown using soot blower makes flying dust recover flow regime and can discharge from the discharge port for unloading grey storehouse.The present invention, which has, preferably to clear up knot tying flying dust, easy to operate, the high advantage of automaticity.
Description
Technical field
The present invention relates to garbage combustion device technical field, more particularly to one kind unloads grey storehouse internal chamber wall knot tying flying dust cleaning
Method.
Background technology
Waste incineration is reacted by appropriate thermal decomposition, burning, melting etc., carries out the oxidation that rubbish passes through under high temperature
Volume reduction, the process as residue or molten solids material.It can be produced in Refuse Incineration Process in a large amount of flying dusts, flying dust containing can
A variety of harmful heavy metal materials such as Cd, Pb, Cu, Zn and Cr of the higher concentration being flooded out and salt,《National Hazard waste name
Record》Clear stipulaties domestic garbage incineration flyash be hazardous waste, flying dust disposal must in strict accordance with hazardous waste mark
Standard is carried out.
" SNCR+ semidry methods are used at present（High speed rotary-atomizing reactor）+ dry method（White lime sprays）+ charcoal absorption+
The flying dust handling process of sack cleaner ", to flying dust carry out purified treatment, it is up to standard after discharged again.High speed rotary-atomizing is anti-
Answer the dust in the flying dust of device and sack cleaner collection to unload grey storehouse to storage by drag conveyor and elevator traffic, work as powder
Dust and cement are mixed curing process by dirt storage by certain ratio row afterwards to a certain extent, then outward transport landfill, with completion
The harmless treatment of the flying dust produced to waste incineration.But in waste incineration real process, high speed rotary-atomizing reactor and
In the flying dust that sack cleaner is collected dust granules are small, moisture weight, and also carry white lime, unloaded when being transported to storage
Behind grey storehouse, the easy knot tying of dust with white lime is added under the elevation that nearly 25 meters of grey storehouse is unloaded in storage, flying dust Action of Gravity Field easily
The orlop portion knot tying for unloading grey storehouse in storage causes ash hole to block either knot tying on bulkhead, and influence normally unloads ash manipulation,
And the later stage also needs manually to clear up the flying dust of knot tying, clearance time is long, and expends larger manpower and materials, can also shadow
Ring the use that grey storehouse is unloaded in storage.
For above-mentioned storage unload grey stock the problem of, current garbage incinerating power plant takes following two modes and carried out
Processing：1st, the conical position for unloading Hui Ku lower ends in storage installs hopper wall vibrator.2nd, the conical position of Hui Ku lower ends is unloaded in storage
Heater is installed.But both modes are in use, can equally there is problems with：1st, hopper wall vibrator can make
A part of flying dust departs from storage because of vibrated and unloads grey storehouse inwall, but another part flying dust on the contrary can be because of being shaken
Move and unload the more solid of grey storehouse inwall attachment in storage, form ash and encircle, if cleared up not in time, ash arch in use can
It is increasing, have a strong impact on and normally unload ash manipulation.2nd, be provided with heater, can dry the moisture that is carried in the flying dust of part with
And the moisture in air, but the flying dust of part knot tying before drying, in the presence of drying unit, knot tying can be caused more
Firm, temperature is higher, while with the rise of temperature, the harmful substance in flying dust can be heated evaporation, pollutes environment, Er Qiehui
Further increase energy consumption.
The A of China patent CN 106621644 disclose a kind of metallurgical dust collecting device provided with fluidized plate, including branch
Frame, casing and control device, body side are respectively equipped with air inlet and air outlet, and ash-discharging device, air inlet is arranged below in casing
It is connected with ash bucket, ash bucket is connected with ash-discharging device, ash bucket side includes heater and face provided with fluidisation panel assembly, the device
Plate, heater is located between panel and the side panel of ash bucket, and heater is connected with control device；Control device includes PLC
Controller and pulse control instrument, PLC are connected with pulse control instrument and blowing device circuit, blowing device by pipeline with
Air compression plant is connected.Fluidizing heating apparatus includes steam pipe coil or electric heating.
The above-mentioned metallurgical dust collecting device provided with fluidized plate, is provided with heater, and the moisture in flying dust can be entered
Row drying, reduces the probability of flying dust knot tying, is provided with blowing device, the flying dust that settled down can be blown so that this
Part flying dust recovers flowing again, but there are still following defect：1st, heater is provided with, part flying dust knot may be caused
Plate is firmer, is more difficult to clear up, while with the rise of temperature, the harmful substance in flying dust can be heated evaporation, pollutes
Environment, and can further increase energy consumption.2nd, blowing device is arranged on above casing, is blown from top to bottom, below wind arrival
Path is longer, and the impulsive force to the flying dust in casing is smaller, and flying dust can not be made to recover flow regime well and case is discharged
Body.
The content of the invention
For deficiencies of the prior art, the technical problems to be solved by the invention are：How a kind of energy is provided
It is enough that preferably knot tying flying dust is cleared up, it is easy to operate, automaticity it is high unload grey storehouse internal chamber wall knot tying flying dust cleaning side
Method.
In order to solve the above-mentioned technical problem, present invention employs following technical scheme：
One kind unloads grey storehouse internal chamber wall knot tying flying dust method for cleaning, it is characterised in that using air bubble to unload in grey storehouse spray at a high speed
Air-flow carries out breaing up operation to unloading the knot tying flying dust in grey storehouse, and the flying dust after breaing up then is blown using soot blower makes flying dust extensive
Multiple flow regime can simultaneously be discharged from the discharge port for unloading grey storehouse.
So, because containing dust-like solid particulate matter in flying dust, there is flying dust knot tying in the moisture in meeting absorption air
Phenomenon, and initial knot tying on grey storehouse internal chamber wall is unloaded, is difficult to arrange from the discharge port for unloading grey storehouse after flying dust knot tying during flying dust knot tying
Go out, the use in grey storehouse is unloaded in influence.High velocity air is sprayed to unloading in grey storehouse using air bubble, the flying dust of knot tying is broken up, and is dropped
The knot tying degree of low flight ash, then using the soot blower flying dust relatively low to knot tying degree blow so that flying dust recovers to flow
State, is then discharged from the discharge port for unloading grey storehouse.Combined using air bubble and soot blower and preferably to unload in grey storehouse
Flying dust recovers flow regime, and convenient for discharging ash can preferably mitigate the maintenance workload that the later stage unloads grey storehouse, mitigate manpower and materials,
Improve operating efficiency.
As optimization, unload grey storehouse internal chamber wall knot tying flying dust method for cleaning and unloaded using following incineration of refuse flyash automatic storage
Grey storehouse realizes that the incineration of refuse flyash automatic storage, which unloads grey storehouse, includes ash bucket, and the ash bucket includes storage warehouse and is fixedly connected
Discharge bin in storage warehouse lower end, the storage warehouse upper end is provided with charging aperture, the discharge bin lower horizontal area of section by
On be down gradually reduced, be provided through discharge port inside and outside the discharge bin lower end；Air bubble is additionally provided with, the air bubble is set
It is placed in outside discharge bin, the air blowing end of the injection tube of the air bubble is extended in the discharge bin through discharge bin side wall
Portion, the injection tube is tightly connected with discharge bin side wall, and the jet of the injection tube is set obliquely upward；The discharging
Soot blower is provided with storehouse, the soot blower includes vertically being provided through blanking on diaphragm structure, the diaphragm structure
Mouthful；The diaphragm structure include upper annular plate and lower annular plate, the upper annular plate and lower annular plate just to inner annular edge lead to
Cross vertically arranged cylindrical member be tightly connected and cylindrical member be used for form the feed opening, the upper annular plate and lower annular
The outer shroud edge of plate is sealedly and fixedly connected on the discharge bin madial wall, is formed between the upper annular plate and lower annular plate
Multiple ventholes, in addition to air inlet pipe, the air inlet pipe are provided through in the cavity of annular, the upper annular plate plate face up and down
The inner is arranged in the cavity, and the air inlet pipe outer end passes outside the wall of the discharge bin side and forms inlet end, the air inlet
Pipe side wall is tightly connected with the diaphragm structure and discharge bin side wall.
So, ash bucket is provided with a storage warehouse, for storing flying dust, when flying dust is stored into it is a certain amount of when, from discharge bin
Discharge port draw off, to focus on, can preferably improve operating efficiency.Air bubble can spray pressure suddenly into discharge bin
Contracting gas forms strong air-flow so that the sedimentation either flying dust of knot tying recovers flow regime again, with preferably from unloading
Material mouth is discharged.Jet in the injection tube of air bubble is set obliquely upward, compressed gas preferably can be sprayed into discharge bin
Body so that will settle or the flying dust of knot tying recovers flow regime at once, and multiple air bubbles can be provided with to discharging
Each side wall injection high velocity air of storehouse, can cause the flying dust in each corner of discharge bin to be in flow regime, preferably to enter
Row discharging operations.The inlet end of air inlet pipe is connected with air compressor machine, and air compressor machine is blown by air inlet pipe into the cavity of diaphragm structure,
Gas in the cavity of diaphragm structure is sprayed in discharge bin through the venthole on upper annular plate so that sedimentation or knot tying degree compared with
Light flying dust recovers flow regime again, then discharges discharge bin through feed opening and discharge port.It is more tight for knot tying degree
The flying dust of weight, gases at high pressure are sprayed into discharge bin using air bubble, and knot tying degree more serious flying dust is carried out breaing up behaviour
Make, then in conjunction with soot blower so that flying dust preferably recovers flow regime.For knot tying degree is relatively low or will settle
Flying dust, can be in the case where not starting air bubble, a startup soot blower, you can so that flying dust recovers flow regime, more preferably
The vibration that is brought to whole device of reduction air bubble gas injection, preferably complete to unload ash manipulation.
As optimization, the venthole is annularly uniformly arranged on the upper annular plate around the feed opening, described
The top one end of venthole in the vertical direction is obliquely installed clockwise or counterclockwise.
So, the wind outgoing direction of venthole is blown out in the projection of horizontal plane along the tangential direction of circle where venthole,
Enable to air-out entirety twist to drive flying dust twist to flow, it is to avoid the sedimentation of flying dust and knot tying.Go out simultaneously
Twist, the wind that can preferably avoid exhaust vent from blowing out interferes and avoids distinguished and admirable loss wind, can ground improve distinguished and admirable right
The suction of chamber inner wall can preferably improve the utilization rate of air-out to take away flying dust.
As optimization, the upper end of the top side inwall of venthole has along the axis direction of the venthole to extension
The deflector stretched, the projection of the deflector in the vertical direction downwards covers the venthole.
So, the upper side of the top one end of venthole has the deflector extended outward can be to blowout venthole
Air formation guiding, preferably forms it into helical flow；The deflector further can also stop to fall from the top down simultaneously
Dust, it is to avoid dust falls into the blocking that venthole causes venthole.
Further, the marginal position that the venthole upper end is not provided with deflector has upward boss.
During implementation, boss height is much smaller than deflector projecting height, and boss can be used in avoiding the firm air-out of venthole not yet
Formed spiral it is distinguished and admirable, and soot blower close gas outlet it is distinguished and admirable weak when（Now the distinguished and admirable unshaped of spiral can be produced largely not
Regular streams turbulent flow）, the solid particle dropped on annular slab falls into venthole and causes to block up under Confused winds flow disturbance
Plug.So, it is provided with after deflector and boss, it is possible to preferably avoid the blocking of venthole, preferably ensure gas output.
As optimization, height where the upper annular plate outer shroud edge is higher than height where inner annular edge.
So, height where upper annular plate outer shroud edge is higher than height where inner annular edge, i.e., in back taper physique structure.Under
Material mouth is located at the lower end of taper structure, and when carrying out discharging operations, flying dust can slide into feed opening along upper annular plate plate face,
Discharged again through discharge port, ash manipulation is unloaded in more preferable promotion.
As optimization, the silk screen of ring-type is equipped with the cavity of the diaphragm structure, the silk screen is fixedly connected on described
It is less than the outlet on upper annular plate bottom surface and positioned at diameter of a circle where the lower section of the venthole, the mesh of the silk screen
Diameter of a circle where hole.
So, the inlet end of air inlet pipe is connected with air compressor machine, and the compressed gas of air compressor machine blowout enters dividing plate through air inlet pipe
The cavity of structure, is then discharged through venthole, and silk screen is provided with below venthole, can preferably be avoided larger in flying dust
Lime-ash or the lime-ash of knot tying fall into the blocking of venthole in cavity so that diaphragm structure preferably plays a role.
As optimization, it is also equipped with being installed with downward transmitting above controller, the ash bucket inner chamber on the ash bucket
The radar levelmeter of microwave pulse, the radar levelmeter is electrically connected with the controller.
So, radar levelmeter can detect the flying dust amount in ash bucket, after flying dust amount reaches certain storage capacity, Ke Yijin
Row discharging, it is easy to use.
As optimization, discharge valve is installed at the discharge port, the discharge valve is electrically connected with the controller.
So, discharge valve is connected with controller, reaches certain when radar levelmeter detects the flying dust that is stored in storage warehouse
During amount, controller starts discharge valve and carries out discharging.When not needing discharging, discharge valve can be closed, to be stored to flying dust,
Conveniently focus on, improve flying dust treatment effeciency.
As optimization, pressure release pipe is extended with above the ash bucket straight up, the push pipe of the pressure release pipe is consolidated
Dingan County is equipped with pressure relief valve.
So, pressure relief valve is arranged at the top of ash bucket, in grey storehouse air inlet, exhaust superpressure and abnormal temperature change
When, the grey storehouse of protection storage is not influenceed by excessive malleation and negative pressure.When grey storehouse back pressure is too high or can act in time during too high negative pressure,
The operating pressure in the grey storehouse of adjustment makes grey storehouse be not subject to too high malleation or negative pressure within normal range (NR), so as to ensure grey storehouse peace
Entirely, reliable in action, sealing is tight, and service life is long, can preferably ensure to protect grey storehouse.In air bubble or dividing plate
When filling compressed gas in structure, protect storage bin not encroached on by excessive malleation or negative pressure, storehouse internal pressure masterpiece suitably adjusted,
It is used as excellent secondary or spare safety.
As optimization, also set above the ash bucket and be fixedly connected with roof scrubber, the pressure relief valve is arranged on institute
State inside roof scrubber.
So, pressure relief valve is arranged on inside roof scrubber, and roof scrubber is used to remove pressure relief valve exhaust
The dust taken out of, keeps clean environment.
In summary, the present invention has and preferably knot tying flying dust can be cleared up, easy to operate, and automaticity is high
Advantage.
Brief description of the drawings
Fig. 1 unloads the structural representation in grey storehouse for the incineration of refuse flyash automatic storage employed in the specific embodiment of the invention
Figure.
Fig. 2 removes the structural representation of deflector and boss for upper annular plate in Fig. 1.
Fig. 3 is the partial structurtes enlarged diagram at the venthole on upper annular plate in Fig. 2.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
During specific implementation：One kind unloads grey storehouse internal chamber wall knot tying flying dust method for cleaning, using air bubble 5 to unload in grey storehouse spray
High velocity air carries out breaing up operation to unloading the knot tying flying dust in grey storehouse, and the flying dust after breaing up then is blown using soot blower makes to fly
Ash recovers flow regime and can discharged from the discharge port for unloading grey storehouse.
So, because containing dust-like solid particulate matter in flying dust, there is flying dust knot tying in the moisture in meeting absorption air
Phenomenon, and initial knot tying on grey storehouse internal chamber wall is unloaded, is difficult to arrange from the discharge port for unloading grey storehouse after flying dust knot tying during flying dust knot tying
Go out, the use in grey storehouse is unloaded in influence.High velocity air is sprayed to unloading in grey storehouse using air bubble, the flying dust of knot tying is broken up, and is dropped
The knot tying degree of low flight ash, then using the soot blower flying dust relatively low to knot tying degree blow so that flying dust recovers to flow
State, is then discharged from the discharge port for unloading grey storehouse.Combined using air bubble and soot blower and preferably to unload in grey storehouse
Flying dust recovers flow regime, and convenient for discharging ash can preferably mitigate the maintenance workload that the later stage unloads grey storehouse, mitigate manpower and materials,
Improve operating efficiency.
In present embodiment, grey storehouse is unloaded using following incineration of refuse flyash automatic storage and realized, the rubbish burns
Burning flying dust automatic storage, which unloads grey storehouse, includes ash bucket, and the ash bucket includes storage warehouse 7 and is fixedly connected on the discharging of the lower end of storage warehouse 7
Storehouse 6, the upper end of storage warehouse 7 is provided with charging aperture, and the lower horizontal area of section of discharge bin 6 is gradually reduced from top to bottom,
Discharge port is provided through inside and outside the lower end of discharge bin 6；Air bubble 5 is additionally provided with, the air bubble 5 is arranged at discharge bin 6
Outside, the air blowing end of the injection tube of the air bubble 5 is extended to inside the discharge bin 6 through the side wall of discharge bin 6, described
Injection tube is tightly connected with the side wall of discharge bin 6, and the jet of the injection tube is set obliquely upward；In the discharge bin 6
Soot blower is provided with, the soot blower includes vertically being provided through feed opening on diaphragm structure 2, the diaphragm structure 2；
The diaphragm structure 2 include upper annular plate 21 and lower annular plate, the upper annular plate 21 and lower annular plate just to inner annular edge
It is tightly connected by vertically arranged cylindrical member and cylindrical member is used to form the feed opening, the upper annular plate 21 is with
The outer shroud edge of annular slab is sealedly and fixedly connected on the madial wall of discharge bin 6, the upper annular plate 21 and lower annular plate
Between form the cavity of annular, be provided through multiple ventholes 211, in addition to air inlet up and down in the plate face of upper annular plate 21
Pipe, described air inlet pipe the inner is arranged in the cavity, the air inlet pipe outer end pass the side wall of discharge bin 6 it is outer and formed into
Gas end, air inlet pipe side wall is tightly connected with the diaphragm structure 2 and the side wall of the discharge bin 6.
So, ash bucket is provided with a storage warehouse, for storing flying dust, when flying dust is stored into it is a certain amount of when, from discharge bin
Discharge port draw off, to focus on, can preferably improve operating efficiency.Air bubble can spray pressure suddenly into discharge bin
Contracting gas forms strong air-flow so that the sedimentation either flying dust of knot tying recovers flow regime again, with preferably from unloading
Material mouth is discharged.Jet in the injection tube of air bubble is set obliquely upward, compressed gas preferably can be sprayed into discharge bin
Body so that will settle or the flying dust of knot tying recovers flow regime at once, and multiple air bubbles can be provided with to discharging
Each side wall injection high velocity air of storehouse, can cause the flying dust in each corner of discharge bin to be in flow regime, preferably to enter
Row discharging operations.The inlet end of air inlet pipe is connected with air compressor machine, and air compressor machine is blown by air inlet pipe into the cavity of diaphragm structure,
Gas in the cavity of diaphragm structure is sprayed in discharge bin through the venthole on upper annular plate so that sedimentation or knot tying degree compared with
Light flying dust recovers flow regime again, then discharges discharge bin through feed opening and discharge port.It is more tight for knot tying degree
The flying dust of weight, gases at high pressure are sprayed into discharge bin using air bubble, and knot tying degree more serious flying dust is carried out breaing up behaviour
Make, then in conjunction with soot blower so that flying dust preferably recovers flow regime.For knot tying degree is relatively low or will settle
Flying dust, can be in the case where not starting air bubble, a startup soot blower, you can so that flying dust recovers flow regime, more preferably
The vibration that is brought to whole device of reduction air bubble gas injection, preferably complete to unload ash manipulation.
In present embodiment, the venthole 211 is annularly uniformly arranged the ring on described around the feed opening
On shape plate 21, the top one end of the in the vertical direction of venthole 211 tilts and set clockwise or counterclockwise
Put.
So, the wind outgoing direction of venthole is blown out in the projection of horizontal plane along the tangential direction of circle where venthole,
Enable to air-out entirety twist to drive flying dust twist to flow, it is to avoid the sedimentation of flying dust and knot tying.Go out simultaneously
Twist, the wind that can preferably avoid exhaust vent from blowing out interferes and avoids distinguished and admirable loss wind, can ground improve distinguished and admirable right
The suction of chamber inner wall can preferably improve the utilization rate of air-out to take away flying dust.
Wherein, top one end is tilted the venthole 211 to the direction close to the feed opening in a vertical direction
Set.
So, can preferably form distinguished and admirable in the spiral shape of inside winding up after venthole air-out, can by flying dust to by
The direction of nearly feed opening is blown, and grey efficiency is unloaded in the more conducively discharge of flying dust, raising.
In present embodiment, the upper end of the top side inwall of venthole 211 has the axle along the venthole
The deflector 3 that line direction stretches out, the projection of the deflector in the vertical direction downwards covers the venthole.
So, the upper side of the top one end of venthole has the deflector extended outward can be to blowout venthole
Air formation guiding, preferably forms it into helical flow；The deflector further can also stop to fall from the top down simultaneously
Dust, it is to avoid dust falls into the blocking that venthole causes venthole.
Wherein, the marginal position that the venthole upper end is not provided with deflector has upward boss 4.
When being implemented, boss height（Typically take 1-10mm）Much smaller than deflector projecting height, boss can be used
It is distinguished and admirable in avoiding the firm air-out of venthole from not yet forming spiral, and soot blower close gas outlet it is distinguished and admirable weak when（Now spiral
Distinguished and admirable unshaped, which can be produced, a large amount of irregular streams turbulent flow）, the solid particle dropped on annular slab distinguished and admirable disturbs irregular
Under dynamic, fall into venthole and result in blockage.So, it is provided with after deflector and boss, it is possible to preferably avoid venthole
Block, preferably ensure gas output.
Wherein, the footpath that the hole cross sectional shape of the venthole 211 is elongated and length direction is along the upper annular plate 21
Set to direction.
So it is that minority of residual is difficult to the rigid solid particle burned in it because flying dust is after burning and transport
It is generally spherical, therefore the hole section of venthole is set to after strip, it can preferably avoid solid particle from falling into blocking, and
And fraction solids particle is fallen into after generation card gambling immediately, the unplugged space ventilation in part is also can also leave, can preferably be kept away
Exempt from generation stuck.The direction that the strip of venthole is set simultaneously causes deflector to be located on the side of venthole length direction,
The length of deflector can be preferably reduced while identical air output is ensured, is that can reach completely by shorter deflector
Dust shielding effect, also avoid deflector is long from influenceing the formation of distinguished and admirable winding up on the contrary.
Wherein, the projection and the projection of the venthole 211 in the horizontal plane of the in the vertical direction of deflector 3 downwards
Overlap.
So deflector upper end-face edge is curved, can preferably reduce resistance of the deflector to venthole air-out, it is ensured that
Air output and air-out utilization rate, while the consumption of baffle material can also be reduced.
In present embodiment, as described in Figure 3, height is higher than inner annular edge where the outer shroud edge of upper annular plate 21
Place height.
So, height where upper annular plate outer shroud edge is higher than height where inner annular edge, i.e., in back taper physique structure.Under
Material mouth is located at the lower end of taper structure, and when carrying out discharging operations, flying dust can slide into feed opening along upper annular plate plate face,
Discharged again through discharge port, ash manipulation is unloaded in more preferable promotion.
Further, the lower annular plate can also be set to level board, so enables to diaphragm structure integrally to pacify
Dress is more solid and reliable.
In present embodiment, the silk screen of ring-type is equipped with the cavity of the diaphragm structure 2, the silk screen, which is fixed, to be connected
Circle is straight where being connected on the bottom surface of upper annular plate 21 and being located at the lower section of the venthole 211, the mesh of the silk screen
Footpath is less than the place diameter of a circle of venthole 211.
So, the inlet end of air inlet pipe is connected with air compressor machine, and the compressed gas of air compressor machine blowout enters dividing plate through air inlet pipe
The cavity of structure, is then discharged through venthole, and silk screen is provided with below venthole, can preferably be avoided larger in flying dust
Lime-ash or the lime-ash of knot tying fall into the blocking of venthole in cavity so that diaphragm structure preferably plays a role.Certainly it is specific
During implementation, the silk screen can use square hole net, also belong to the enforceable scope of the present apparatus.
In present embodiment, controller is also equipped with the ash bucket（It is not drawn into accompanying drawing）, the ash bucket inner chamber
Top is installed with the radar levelmeter 8 of transmitting microwave pulse downwards, and the radar levelmeter 8 electrically connects with the controller
Connect.
So, radar levelmeter can detect the flying dust amount in ash bucket, after flying dust amount reaches certain storage capacity, Ke Yijin
Row discharging, it is easy to use.
In present embodiment, discharge valve 1, the discharge valve 1 and controller electricity are installed at the discharge port
Property connection.
So, discharge valve is connected with controller, reaches certain when radar levelmeter detects the flying dust that is stored in storage warehouse
During amount, controller starts discharge valve and carries out discharging.When not needing discharging, discharge valve can be closed, to be stored to flying dust,
Conveniently focus on, improve flying dust treatment effeciency.Certainly when it is implemented, the discharge valve can use star discharge valve, equally
Belong to the enforceable scope of the present apparatus.
In present embodiment, pressure release pipe, the pressure release pipe are extended with above the ash bucket straight up
Top be installed with pressure relief valve 9.
So, pressure relief valve is arranged at the top of ash bucket, in grey storehouse air inlet, exhaust superpressure and abnormal temperature change
When, the grey storehouse of protection storage is not influenceed by excessive malleation and negative pressure.When grey storehouse back pressure is too high or can act in time during too high negative pressure,
The operating pressure in the grey storehouse of adjustment makes grey storehouse be not subject to too high malleation or negative pressure within normal range (NR), so as to ensure grey storehouse peace
Entirely, reliable in action, sealing is tight, and service life is long, can preferably ensure to protect grey storehouse.In air bubble or dividing plate
When filling compressed gas in structure, protect storage bin not encroached on by excessive malleation or negative pressure, storehouse internal pressure masterpiece suitably adjusted,
It is used as excellent secondary or spare safety.
In present embodiment, also set above the ash bucket and be fixedly connected with roof scrubber 10, the pressure release
Valve 9 is arranged on inside the roof scrubber 10.
So, pressure relief valve is arranged on inside roof scrubber, and roof scrubber is used to remove pressure relief valve exhaust
The dust taken out of, keeps clean environment.
Claims (10)
1. one kind unloads grey storehouse internal chamber wall knot tying flying dust method for cleaning, it is characterised in that high to injection in grey storehouse is unloaded using air bubble
Fast air-flow carries out breaing up operation to unloading the knot tying flying dust in grey storehouse, and the flying dust after breaing up then is blown using soot blower makes flying dust
Recover flow regime and can be discharged from the discharge port for unloading grey storehouse.
2. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 1, it is characterised in that use following rubbish
Flying ash automatic storage unloads grey storehouse and realized, the incineration of refuse flyash automatic storage, which unloads grey storehouse, includes ash bucket, the ash bucket bag
Include storage warehouse and be fixedly connected on the discharge bin of storage warehouse lower end, the storage warehouse upper end is provided with charging aperture, the discharge bin
Lower horizontal area of section is gradually reduced from top to bottom, and discharge port is provided through inside and outside the discharge bin lower end；It is additionally provided with
Air bubble, the air bubble is arranged at outside discharge bin, and the air blowing end of the injection tube of the air bubble passes through the discharge bin side
Wall is extended to inside the discharge bin, and the injection tube is tightly connected with discharge bin side wall, the jet of the injection tube
Set obliquely upward；Soot blower is provided with the discharge bin, the soot blower includes diaphragm structure, the diaphragm structure
On be vertically provided through feed opening；The diaphragm structure includes upper annular plate and lower annular plate, the upper annular plate and lower ring
Shape plate just to inner annular edge be tightly connected by vertically arranged cylindrical member and cylindrical member be used for form the feed opening,
The outer shroud edge of the upper annular plate and lower annular plate is sealedly and fixedly connected on the discharge bin madial wall, the upper annular
Formed between plate and lower annular plate in the cavity of annular, the upper annular plate plate face and be provided through multiple ventholes up and down, also
Including air inlet pipe, described air inlet pipe the inner is arranged in the cavity, and the air inlet pipe outer end is passed outside the wall of the discharge bin side
And inlet end is formed, air inlet pipe side wall is tightly connected with the diaphragm structure and discharge bin side wall.
3. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 2, it is characterised in that the venthole is surrounded
The feed opening is annularly uniformly arranged on the upper annular plate, the top equal edge in one end of the venthole in the vertical direction
Clockwise or counterclockwise is obliquely installed.
4. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 3, it is characterised in that the venthole is top
The upper end of side inwall has the deflector that the axis direction along the venthole stretches out, and the deflector is in vertical direction
Upper downward projection covers the venthole.
5. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 2, it is characterised in that outside the upper annular plate
Height where ring edge is higher than height where inner annular edge.
6. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 2, it is characterised in that the diaphragm structure
The silk screen of ring-type is equipped with cavity, the silk screen is fixedly connected on the upper annular plate bottom surface and positioned at the venthole
Lower section, diameter of a circle is less than diameter of a circle where the venthole where the mesh of the silk screen.
7. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 2, it is characterised in that also pacified on the ash bucket
Equipped with controller, the radar levelmeter of transmitting microwave pulse downwards, the radar thing are installed with above the ash bucket inner chamber
Position meter is electrically connected with the controller.
8. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 7, it is characterised in that pacified at the discharge port
Equipped with discharge valve, the discharge valve is electrically connected with the controller.
9. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 2, it is characterised in that perpendicular above the ash bucket
Straight to have upwardly extended pressure release pipe, the top of the pressure release pipe is installed with pressure relief valve.
10. grey storehouse internal chamber wall knot tying flying dust method for cleaning is unloaded as claimed in claim 9, it is characterised in that above the ash bucket
Also set and be fixedly connected with roof scrubber, the pressure relief valve is arranged on inside the roof scrubber.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710641955.9A CN107314381B (en) | 2017-07-31 | 2017-07-31 | One kind unloading grey library internal chamber wall knot tying flying dust method for cleaning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710641955.9A CN107314381B (en) | 2017-07-31 | 2017-07-31 | One kind unloading grey library internal chamber wall knot tying flying dust method for cleaning |
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| Publication Number | Publication Date |
|---|---|
| CN107314381A true CN107314381A (en) | 2017-11-03 |
| CN107314381B CN107314381B (en) | 2019-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710641955.9A Active CN107314381B (en) | 2017-07-31 | 2017-07-31 | One kind unloading grey library internal chamber wall knot tying flying dust method for cleaning |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992653A (en) * | 2022-06-16 | 2022-09-02 | 淄博旭佳化工有限公司 | Pulverized coal combustion device capable of efficiently cleaning ash |
| CN117847556A (en) * | 2023-01-12 | 2024-04-09 | 韩瑞 | Carbon deposition prevention biomass combustion heat supply boiler of exhaust flue |
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| JPH0577884A (en) * | 1991-09-17 | 1993-03-30 | Sumitomo Rubber Ind Ltd | Method and device for preventing bridging of ground material |
| CN203806443U (en) * | 2014-04-17 | 2014-09-03 | 张义昆 | Discharging system with silo bottom double-ring foundation and heating hardening-preventing foundation structure |
| CN205076292U (en) * | 2015-11-02 | 2016-03-09 | 中国神华能源股份有限公司 | Stifled clear stifled system is prevented to coal bunker |
| CN106628691A (en) * | 2016-11-29 | 2017-05-10 | 河南省汉盛新型材料科技有限公司 | Material accumulation prevention collecting bin |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0577884A (en) * | 1991-09-17 | 1993-03-30 | Sumitomo Rubber Ind Ltd | Method and device for preventing bridging of ground material |
| CN203806443U (en) * | 2014-04-17 | 2014-09-03 | 张义昆 | Discharging system with silo bottom double-ring foundation and heating hardening-preventing foundation structure |
| CN205076292U (en) * | 2015-11-02 | 2016-03-09 | 中国神华能源股份有限公司 | Stifled clear stifled system is prevented to coal bunker |
| CN106628691A (en) * | 2016-11-29 | 2017-05-10 | 河南省汉盛新型材料科技有限公司 | Material accumulation prevention collecting bin |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992653A (en) * | 2022-06-16 | 2022-09-02 | 淄博旭佳化工有限公司 | Pulverized coal combustion device capable of efficiently cleaning ash |
| CN117847556A (en) * | 2023-01-12 | 2024-04-09 | 韩瑞 | Carbon deposition prevention biomass combustion heat supply boiler of exhaust flue |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107314381B (en) | 2019-02-05 |
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