CN110142141A - A kind of power plant's comprehensive rapping apparatus of electrostatic precipitator ash bucket - Google Patents
A kind of power plant's comprehensive rapping apparatus of electrostatic precipitator ash bucket Download PDFInfo
- Publication number
- CN110142141A CN110142141A CN201910525692.4A CN201910525692A CN110142141A CN 110142141 A CN110142141 A CN 110142141A CN 201910525692 A CN201910525692 A CN 201910525692A CN 110142141 A CN110142141 A CN 110142141A
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- China
- Prior art keywords
- ash bucket
- rapping
- guide rails
- spiral shape
- double guide
- Prior art date
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- 239000012717 electrostatic precipitator Substances 0.000 title claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000004146 energy storage Methods 0.000 claims description 23
- 239000004020 conductor Substances 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000005291 magnetic effect Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002907 paramagnetic material Substances 0.000 claims description 4
- 230000005294 ferromagnetic effect Effects 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000013517 stratification Methods 0.000 abstract description 14
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 238000001228 spectrum Methods 0.000 description 17
- 230000005307 ferromagnetism Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- -1 metallurgy Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/88—Cleaning-out collected particles
Landscapes
- Cleaning In General (AREA)
- Electrostatic Separation (AREA)
Abstract
The present invention relates to a kind of for preventing the rapping apparatus of large-scale electrostatic precipitator ash bucket dust stratification blocking comprising, air inlet, gas outlet, electrostatic precipitator and dust collecting installation；The dust collecting installation includes ash bucket and ash bucket rapping apparatus；The ash bucket is coniform infundibulate；The ash bucket rapping apparatus includes the double guide rails of spiral shape and mobile vibrator；The double guide rails of the spiral shape are along the outer wall spiral of ash bucket, and the distance of the double guide rails of spiral shape and ash bucket outer wall is equal everywhere；The mobile vibrator is spinned around ash bucket outer wall along guide rail on the double guide rails of spiral shape and is moved；The present invention, which is used, to be realized around the double guide rails of the spiralling spiral shape of ash bucket outer wall to the rapping at the comprehensive no dead angle of entire ash bucket, is improved rapping efficiency, can be removed in ash bucket 90% or more dust stratification, while reducing the apparatus structure of mobile rapping apparatus.
Description
Technical field
The present invention relates to a kind of rapping apparatus for preventing electrostatic precipitator ash bucket dust stratification from blocking.
Background technique
It deepens continuously as China is industrialized, problem of environmental pollution is also increasingly prominent, and especially atmosphere pollution is even more society
The hot spot that can be paid close attention to.For the biggish industry of the industrial waste gases discharge amount of pollution such as building materials, metallurgy, chemical industry, electric power, the gas of discharge
Body has to pass through dust removal process, and Large-sized Electrostatic Precipitator is one of the capital equipment of China's industrial smoke dedusting.
Ash bucket is the important component that dust is collected in electrostatic precipitator, dust stratification itself moisture content, grain in ash bucket
Degree variation, temperature change, resting period length, the size of ash bucket inner wall coefficient of friction are the reason of forming bulkhead bridging.Ash bucket
Interior ash material viscosity is larger, can be bonded in ash bucket inner wall, after long-time, will form dust stratification, it is difficult to remove.The form of ash bucket dust stratification
Mainly there is phenomena such as bridge formation, swollen ash, dust stratification is hardened, outlet obstruction, and dust stratification viscosity is larger, such as solves not in time, dust stratification is excessive,
Lower ash is unsmooth, when needing maintenance down, tears open after moving unloading valve, need to be handled with tool dredging, working strength is very big.
At this stage, the method for removing the dust stratification in large-scale electrostatic precipitator ash bucket mainly has manpower to beat or using in ash
The normal work that rapping apparatus realizes ash bucket is installed, wherein mechanical vibrator includes two ways, fixed position rapping and shifting on bucket
Dynamic formula rapping, as shown in Fig. 1, fixed position rapping are exactly in the fixed position installation beater a-1 of ash bucket, and mobile rapping is just
It is guide rail b-1, the b-2 installed on ash bucket on circumferencial direction or vertical direction, rapping apparatus c-1, c-2 are moved simultaneously along guide rail
Vibration dust-cleaning is carried out to ash bucket.
Although above-mentioned manpower is beaten and can clear up more clean, time-consuming, inefficiency, and beat can not for manpower
Control can cause mechanical damage to ash bucket, and the bin length with industrial electrostatic precipitator is differed at several meters to more than ten meters,
Manually mode is time-consuming and laborious.
It is fixed such as Publication No. CN105689144A's using the rapping intensity and position of fixed position rapping
Application for a patent for invention, it is limited to the cleaning effect of dust stratification since the decaying of rapping power conduction is very fast.
Using the application for a patent for invention of mobile rapping such as Publication No. CN104941811A, led using movement
Rail moves rapping apparatus comprising the transmission parts such as motor vibrator, transmission and rapping structure are more complicated, higher cost, together
When it can only carry out rapping to the one side of ash bucket, although dust stratification cleaning effect is better than fixed position rapping, can not do
It is cleaned out completely to by the dust stratification in ash bucket.
Summary of the invention
The present patent application is for low efficiency existing for rapping apparatus in above-mentioned background technique, ash-removal effect is poor, rapping apparatus
Complicated problem at high cost proposes a kind of for power plant's comprehensive rapping apparatus of large-scale electrostatic precipitator ash bucket.
A kind of technical solution that the present invention uses to solve above-mentioned technical problem are as follows: comprehensive rapping dress of electrostatic precipitator ash bucket
It sets comprising, air inlet, gas outlet, electrostatic precipitator and dust collecting installation；The dust collecting installation include ash bucket and
Ash bucket rapping apparatus；It is characterized by: the ash bucket is coniform infundibulate；The ash bucket rapping apparatus, which includes that spiral shape is double, leads
Rail and mobile vibrator；The double guide rails of the spiral shape rise to ash bucket top from hopper bottom along the outer wall spiral of ash bucket
Portion, and the distance of the double guide rails of spiral shape and ash bucket outer wall is equal everywhere；The mobile vibrator is mounted on the double guide rails of spiral shape
And it spins reciprocating motion along guide rail around ash bucket outer wall；The mobile vibrator includes rapping portion and moving portion, the rapping
Portion includes cross bracket, and each cantilever tip of the cross bracket is equipped with a spheroidal rapping ball, the cross
Each bracket of shape bracket is flexibly connected the spheroidal rapping ball by flexible connector；The moving portion includes by multiple cunnings
Take turns pulley blocks, pulley pack support, controller, motor, retarder, drive rod, energy storage device and the electromagnet of composition；The pulley
Pack support lower end inside is equipped with the pulley blocks and the electromagnet；The pulley blocks and the double guide rail cooperation peaces of the spiral shape
It is fitted together, and can be rolled on the double guide rails of the spiral shape；The energy storage device is mounted on the pulley blocks internal stent, leads to
Conducting wire is crossed to connect with the pulley blocks, the electromagnet, the controller with the motor respectively；The controller is mounted on institute
Pulley blocks frame upper is stated, the controller is connect with the motor and the energy storage device respectively, for controlling motor rotation
Electric energy is inputted and exported with energy storage device；The motor is mounted on the pulley blocks frame upper, described motor one end and institute
Pulley blocks frame upper to be stated to be fixedly connected, the other end of the motor is connected with retarder, and the retarder is connected with drive rod,
The top of the drive rod is fixedly connected on the centre of the cross bracket in the rapping portion, drives the cross bracket
Rotation.
Preferably, the flexible connector is spring or leaf spring or torsional spring.
Preferably, the spheroidal rapping ball internal layer is made of spherical iron magnetic metal, and outer layer is elastic anticorrosive wear-resistant
Layer, the superficies have the decorative pattern of increasing friction force.
Preferably, the spheroidal rapping ectosphere is made of rubber.
Preferably, sound collection means, the sound collection means and controller are also equipped on the pulley pack support
Connection.
Preferably, the head end of the double guide rails of the spiral shape and end are mounted on buffer unit.
Preferably, the head end of the double guide rails of the spiral shape is connected with power supply, is the double guide rails of spiral shape and mobile rapping
Device power supply.
Preferably, the pulley of the pulley blocks is made of electrically conductive material.
Preferably, the ash bucket is made of paramagnetic material.
The beneficial effects of the present invention are: it realizes using around the double guide rails of the spiralling spiral shape of ash bucket outer wall to entire
The rapping at the comprehensive no dead angle of ash bucket, improves rapping efficiency, can remove in ash bucket 90% or more dust stratification；It uses simultaneously
One motor driven cross bracket drives the spheroidal rapping ball of stent ends and the static friction of ash bucket outer surface to realize rapping
Movement of the device on the double guide rails of spiral shape, while realizing rapping of the spheroidal rapping ball to ash bucket, simplify removable rapping dress
The apparatus structure set, reduces manufacturing cost.
Detailed description of the invention
Attached drawing 1 is rapping apparatus in the prior art；
Attached drawing 2 is the ash bucket structural schematic diagram for being equipped with the double guide rails of spiral shape；
Attached drawing 3 is the comprehensive rapping apparatus totality junction composition of electrostatic precipitator ash bucket
Attached drawing 4 is mobile vibrator overall structure figure in embodiment 1；
Attached drawing 5 is mobile vibrator overall structure figure in embodiment 2；
Attached drawing 6 is the structure chart in mobile vibrator rapping portion；
Attached drawing 7 is mobile vibrator moving portion and the double rail engaging structure figures of spiral shape；
Attached drawing 8 is rapping decision logic figure in embodiment 2；
Description of symbols: 1, ash bucket；2, the double guide rails of spiral shape；3, mobile vibrator；3-1, rapping portion；3-1-1, cross
Shape bracket；3-1-2, spheroidal rapping ball；3-1-3, flexible connector；3-2, moving portion；3-2-1, pulley pack support；3-2-2,
Pulley blocks；3-2-3, controller；3-2-4, motor；3-2-5, retarder；3-2-6, drive rod；3-2-7, energy storage device；3-2-
8, electromagnet；3-2-9, sound collection means；4, buffer unit；5, power supply；
Specific embodiment
Embodiment 1
As shown in attached drawing 2-4,6-7, power plant's comprehensive rapping apparatus of electrostatic precipitator ash bucket comprising, air inlet, outlet
Mouthful, electrostatic precipitator and dust collecting installation；Dust collecting installation includes ash bucket 1 and ash bucket rapping apparatus；Ash bucket 1 is circular cone
Shape infundibulate；Ash bucket rapping apparatus includes the double guide rails 2 of spiral shape and mobile vibrator 3；The double guide rails 2 of spiral shape are along the outer of ash bucket
Wall spiral rises to the top of ash bucket 1 from 1 bottom of ash bucket, and the distance of spiral shape 1 outer wall of double guide rails 2 and ash bucket phase everywhere
Deng；Mobile vibrator 3 is spinned around ash bucket outer wall along guide rail on the double guide rails 2 of spiral shape and is moved；The double guide rails 2 of spiral shape by
The electrically conductive material of ferromagnetism is made；Mobile vibrator 3 includes rapping portion 3-1 and moving portion 3-2, and rapping portion includes cross bracket
Each cantilever tip of 3-1-1, cross bracket 3-1-1 are equipped with spheroidal rapping a ball 3-1-2, cross bracket 3-1-
1 is flexibly connected spheroidal rapping ball 3-1-2 by flexible connector 3-1-3；Moving portion 3-2 include pulley pack support 3-2-1, by
Pulley blocks 3-2-2, the controller 3-2-3, motor 3-2-4, retarder 3-2-5, drive rod 3-2-6, energy storage of multiple pulley compositions
Device 3-2-7 and electromagnet 3-2-8；Pulley pack support 3-2-1 lower end inside is equipped with pulley blocks 3-2-2 and electromagnet 3-2-8；
Pulley blocks 3-2-2 and the double guide rails 2 of spiral shape are installed togather, and can roll on the double guide rails 2 of the spiral shape；Energy storage dress
3-2-7 is set to be mounted on inside pulley pack support 3-2-1, by conducting wire respectively with pulley blocks 3-2-2, electromagnet 3-2-8, controller
3-2-3 is connected with motor 3-2-4；It is two groups that the pulley blocks 3-2-2 of the moving portion 3-2 middle pulley lower part pack support 3-2-1 installation, which is divided to,
Have on the pulley of pulley blocks 3-2-2 and the groove of the guide rail cooperation of the double guide rails 2 of spiral shape, every group of pulley are double with spiral shape respectively
The guide rail of guide rail 2 is intermeshed.Controller 3-2-3 is mounted on the top pulley pack support 3-2-1, controller 3-2-3 respectively with electricity
Machine 3-2-4 is connected with energy storage device 3-2-7, for controlling motor 3-2-4 rotation and energy storage device 3-2-7 input or exporting electricity
Energy；Motor 3-2-4 is mounted on the top pulley pack support 3-2-1, and the one end motor 3-2-4 is fixed with the top pulley pack support 3-2-1
Connection, the other end of motor 3-2-4 are connected with retarder 3-2-5, and retarder 3-2-5 is connected with drive rod 3-2-6, drive rod 3-
The top of 2-6 is fixedly connected on the centre of the cross bracket 3-1-1 of rapping portion 3-1, drives cross bracket 3-1-1 rotation.
Flexible connector 3-1-3 can be spring or the recoverable elastic device such as leaf spring or torsional spring, for shaking
Spheroidal rapping ball 3-1-2 is reduced when making ash bucket 1 is transmitted to the vibration on cross bracket 3-1-1.Spheroidal rapping ball 3-1-2
Internal layer is made of spherical iron magnetic metal, and outer layer is elastic anticorrosive wear-resistant layer, and superficies have the decorative pattern of increasing friction force, is used
Stiction when increasing it and 1 outer wall of ash bucket made of the corrosion-resistant paramagnetic material such as 304 stainless steels contacts, spheroidal
Rapping ball 3-1-2 outer layer can also be made of rubber.
The head end of the double guide rails 2 of spiral shape and end are mounted on buffer unit 4.The head end of the double guide rails 2 of spiral shape is connected with
Power supply 5 is that the double guide rails 2 of spiral shape and mobile vibrator 3 are powered, and the double guide rails 2 of spiral shape are by the electrically conductive material system of ferromagnetism
At the pulley of pulley blocks 3-2-2 is made of electrically conductive material.
Its working principle is that controller 3-2-3 starts motor 3-2-4, the power of motor 3-2-4 is through retarder 3-2-5 tune
Speed is output on the cross bracket 3-1-1 of rapping portion 3-1, and cross bracket 3-1-1 rotation drives the circle of each cantilever tip
The outer wall that spherical rapping ball 3-1-2 hits ash bucket 1 realizes rapping, simultaneously because there is increase in the outer surface spheroidal rapping ball 3-1-2
The decorative pattern of frictional force realizes mobile vibrator using the stiction generated between 1 outer wall of spheroidal rapping ball 3-1-2 and ash bucket
Movement of the 3 moving portion 3-2 on the double guide rails 2 of spiral shape.
At work, controller 3-2-3 controls energy storage device 3-2-7 and powers to electromagnet 3-2-8, and electromagnet 3-2-8 is produced
Magnetisation, which to generate between electromagnet 3-2-8 and the double guide rails 2 of spiral shape, to attract each other, and generates pulley pack support 3-2-1 light
Micro-elasticity deformation, so on running block 3-2-2 pulley and the double guide rails 2 of spiral shape fit closely, prevent from derailing.
When rapping apparatus is run, power supply 5 is separately connected by two guide rails of power supply line and the double guide rails 2 of spiral shape,
Since the double guide rails 2 of spiral shape are made of the electrically conductive material of ferromagnetism, electric energy is transmitted to the pulley of pulley blocks 3-2-2 by guide rail
On, then be connected on energy storage device 3-2-7 by the conducting wire of pulley blocks 3-2-2, controller 3-2-3 controls energy storage device 3-2-7
Output and input electric energy.
Embodiment 2
As shown in attached drawing 2-3,5-7, power plant's comprehensive rapping apparatus of electrostatic precipitator ash bucket comprising, air inlet, outlet
Mouthful, electrostatic precipitator and dust collecting installation；Dust collecting installation includes ash bucket 1 and ash bucket rapping apparatus；Ash bucket 1 is circular cone
Shape infundibulate；Ash bucket rapping apparatus includes the double guide rails 2 of spiral shape and mobile vibrator 3；The double guide rails 2 of spiral shape are along the outer of ash bucket
Wall spiral rises to the top of ash bucket 1 from 1 bottom of ash bucket, and the distance of spiral shape 1 outer wall of double guide rails 2 and ash bucket phase everywhere
Deng；Mobile vibrator 3 is spinned around ash bucket outer wall along guide rail on the double guide rails 2 of spiral shape and is moved；The double guide rails 2 of spiral shape by
The electrically conductive material of ferromagnetism is made.
Mobile vibrator 3 includes rapping portion 3-1 and moving portion 3-2, and rapping portion includes cross bracket 3-1-1, cross
Each cantilever tip of bracket 3-1-1 is equipped with spheroidal rapping a ball 3-1-2, cross bracket 3-1-1 and is connected by elasticity
Fitting 3-1-3 is flexibly connected spheroidal rapping ball 3-1-2；
Moving portion 3-2 include pulley pack support 3-2-1, the pulley blocks 3-2-2 being made of multiple pulleys, controller 3-2-3,
Motor 3-2-4, retarder 3-2-5, drive rod 3-2-6, energy storage device 3-2-7, electromagnet 3-2-8 and sound collection means 3-2-
9；Pulley pack support 3-2-1 lower end inside is equipped with pulley blocks 3-2-2 and electromagnet 3-2-8；Pulley blocks 3-2-2 and spiral shape are double
Guide rail 2 is installed togather, and can roll on the double guide rails 2 of the spiral shape；Energy storage device 3-2-7 is mounted on pulley blocks branch
Inside frame 3-2-1, connected respectively with pulley blocks 3-2-2, electromagnet 3-2-8, controller 3-2-3 with motor 3-2-4 by conducting wire；
It is two groups that the pulley blocks 3-2-2 of the moving portion 3-2 middle pulley lower part pack support 3-2-1 installation, which is divided to, is had on the pulley of pulley blocks 3-2-2
There are the groove with the guide rail cooperation of the double guide rails 2 of spiral shape, the guide rail intermeshing with the double guide rails 2 of spiral shape respectively of every group of pulley.
Controller 3-2-3 is mounted on the top pulley pack support 3-2-1, controller 3-2-3 respectively with motor 3-2-4, energy storage device 3-2-7
It is connected with sound collection means 3-2-9, for controlling motor 3-2-4 rotation and energy storage device 3-2-7 input or exporting electric energy；
3-2-4 is mounted on the top pulley pack support 3-2-1, and the one end motor 3-2-4 is fixedly connected with the top pulley pack support 3-2-1, electricity
The other end of machine 3-2-4 is connected with retarder 3-2-5, and retarder 3-2-5 is connected with drive rod 3-2-6, the top of drive rod 3-2-6
End is fixedly connected on the centre of the cross bracket 3-1-1 of rapping portion 3-1, drives cross bracket 3-1-1 rotation.
Flexible connector 3-1-3 can be spring or the recoverable elastic device such as leaf spring or torsional spring, for shaking
Spheroidal rapping ball 3-1-2 is reduced when making ash bucket 1 is transmitted to the vibration on cross bracket 3-1-1.Spheroidal rapping ball 3-1-2
Internal layer is made of spherical iron magnetic metal, and outer layer is elastic anticorrosive wear-resistant layer, and superficies have the decorative pattern of increasing friction force, is used
Stiction when increasing it and 1 outer wall of ash bucket made of the corrosion-resistant paramagnetic material such as 304 stainless steels contacts, spheroidal
Rapping ball 3-1-2 outer layer can also be made of rubber.
The head end of the double guide rails 2 of spiral shape and end are mounted on buffer unit 4.The head end of the double guide rails 2 of spiral shape is connected with
Power supply 5 is that the double guide rails 2 of spiral shape and mobile vibrator 3 are powered, and the double guide rails 2 of spiral shape are by the electrically conductive material system of ferromagnetism
At the pulley of pulley blocks 3-2-2 is made of electrically conductive material.
Its working principle is that controller 3-2-3 starts motor 3-2-4, the power of motor 3-2-4 is through retarder 3-2-5 tune
Speed is output on the cross bracket 3-1-1 of rapping portion 3-1, and cross bracket 3-1-1 rotation drives the circle of each cantilever tip
The outer wall that spherical rapping ball 3-1-2 hits ash bucket 1 realizes rapping, simultaneously because there is increase in the outer surface spheroidal rapping ball 3-1-2
The decorative pattern of frictional force realizes mobile vibrator using the stiction generated between 1 outer wall of spheroidal rapping ball 3-1-2 and ash bucket
Movement of the 3 moving portion 3-2 on the double guide rails 2 of spiral shape.
Controller 3-2-3 collects the voice signal generated when mobile vibrator 3 works by sound collection means 3-2-9 and sentences
Whether disconnected ash bucket reaches ash-removal effect with the presence or absence of blocking risk and rapping.Its operation method is as follows: as shown in Fig. 8, (1) exists
When electrostatic precipitator brings into operation, controller 3-2-3 controls one shaking cycle of the mobile operation of vibrator 3, and (shaking cycle refers to
To be mobile vibrator 3 be moved to top from 1 bottom of ash bucket along the double guide rails 2 of spiral shape, return bottom), received by sound
Acquisition means 3-2-9 collects the sound letter generated when each spheroidal rapping ball 3-1-2 of entire shaking cycle and the shock of 1 outer wall of ash bucket
Number, the discrete voice signal of entire shaking cycle is obtained, the sound that entire shaking cycle of the controller 3-2-3 to collection is discrete is passed through
Sound signal carries out the standard rapping frequency spectrum that discrete Fourier transform obtains entire shaking cycle discrete type frequency-region signal composition；(2)
After electrostatic precipitator runs a period of time (time is the empirical value selected according to the real work situation of electrostatic precipitator,
Such as 8 hours, 10 hours etc.) controller 3-2-3 is again started up mobile vibrator 3 and runs first shaking cycle, pass through
Sound collection means 3-2-9, which is collected, to be generated when each spheroidal rapping ball 3-1-2 of entire shaking cycle and 1 outer wall of ash bucket are hit
Voice signal obtains the discrete voice signal of entire shaking cycle, by controller 3-2-3 to the entire shaking cycle of collection from
Scattered voice signal carries out the rapping frequency spectrum 1 that discrete Fourier transform obtains entire shaking cycle discrete type frequency-region signal composition；
(3) similarity of standard of comparison rapping frequency spectrum and rapping frequency spectrum 1 judges ash bucket 1 not if the similarity of the two is greater than 20%
Blocking is generated, controller 3-2-3 controls mobile vibrator 3 and stops rapping；Ash is judged if the similarity of the two is less than 20%
Bucket 1 generates blocking, and controller 3-2-3 controls mobile vibrator 3 and continues rapping；(4) pass through sound in second shaking cycle
Sound collection device 3-2-9 collects voice signal and the signal processing step repeated above obtains rapping frequency spectrum 2, when rapping frequency spectrum 2
When being greater than 80% with the similarity that standard rapping frequency spectrum compares, it is believed that reach ash-removal effect, controller 3-2-3 controls mobile rapping
Device 3 stops rapping；(5) when the similarity that rapping frequency spectrum 2 and standard rapping frequency spectrum compare is less than 80%, it is believed that not up to deashing
Effect, controller 3-2-3 control mobile vibrator 3 and continue rapping third shaking cycle, obtain rapping frequency spectrum 3, by rapping frequency
Spectrum 3 replaces with rapping frequency spectrum 3 back to (4), in (5) and by rapping frequency spectrum 2 ... and so on, rapping to n-th rapping week
When the phase, rapping frequency spectrum N (N 4,5,6 ...) is obtained, is replaced by rapping frequency spectrum N back to (4), in (5) and by rapping frequency spectrum 2
For rapping frequency spectrum N.
At work, controller 3-2-3 controls energy storage device 3-2-7 and powers to electromagnet 3-2-8, and electromagnet 3-2-8 is produced
Magnetisation, which to generate between electromagnet 3-2-8 and the double guide rails 2 of spiral shape, to attract each other, and generates pulley pack support 3-2-1 light
Micro-elasticity deformation, on running block 3-2-2 pulley and the double guide rails 2 of spiral shape fit closely, prevent from derailing.
When rapping apparatus is run, power supply 5 is separately connected by two guide rails of power supply line and the double guide rails 2 of spiral shape,
Since the double guide rails 2 of spiral shape are made of the electrically conductive material of ferromagnetism, electric energy is transmitted to the pulley of pulley blocks 3-2-2 by guide rail
On, then be connected on energy storage device 3-2-7 by the conducting wire of pulley blocks 3-2-2, controller 3-2-3 controls energy storage device 3-2-7
Output and input electric energy.
It above are only the preferred embodiment and institute's application technology principle of invention, anyone skilled in the art
In the technical scope disclosed by the present invention, the change or replacement embodiment being readily apparent that should all cover in protection of the invention
In range.
Claims (8)
1. a kind of power plant comprehensive rapping apparatus of electrostatic precipitator ash bucket comprising, air inlet, gas outlet, electrostatic precipitator
And dust collecting installation；The dust collecting installation includes ash bucket and ash bucket rapping apparatus；It is characterized by: the ash bucket is circle
Cone cell infundibulate；The ash bucket rapping apparatus includes the double guide rails of spiral shape and mobile vibrator；The double guide rails of the spiral shape along
The outer wall spiral of ash bucket rises at the top of ash bucket from hopper bottom, and at the distance of the double guide rails of spiral shape and ash bucket outer wall
Locate equal；The mobile vibrator is mounted on the double guide rails of spiral shape and spins reciprocating motion along guide rail around ash bucket outer wall；
The mobile vibrator includes rapping portion and moving portion, and the rapping portion includes cross bracket, the cross bracket it is every
A cantilever tip is equipped with a spheroidal rapping ball, and each bracket of the cross bracket is connected by flexible connector activity
Connect the spheroidal rapping ball；The moving portion includes the pulley blocks, pulley pack support, controller, electricity being made of multiple pulleys
Machine, retarder, drive rod, energy storage device and electromagnet；The pulley blocks and institute are installed on the inside of the pulley blocks pedestal lower end
State electromagnet；The pulley blocks and the double guide rails of the spiral shape are installed togather, and can be on the double guide rails of the spiral shape
It rolls；The energy storage device is mounted on the pulley blocks internal stent, by conducting wire respectively with the pulley blocks, the electromagnetism
Iron, the controller are connected with the motor；The controller is mounted on the pulley blocks frame upper, the controller difference
It is connect with the motor and the energy storage device, for controlling motor rotation and energy storage device input and exporting electric energy；It is described
Motor is mounted on the pulley blocks frame upper, and described motor one end is fixedly connected with the pulley blocks frame upper, the electricity
The other end of machine is connected with retarder, and the retarder is connected with drive rod, and the top of the drive rod is fixedly connected on described
The centre of the cross bracket in rapping portion drives the cross bracket to rotate.
2. a kind of power plant according to claim 1 comprehensive rapping apparatus of electrostatic precipitator ash bucket, it is characterised in that: described
Flexible connector is spring or leaf spring or torsional spring.
3. a kind of power plant according to claim 1 comprehensive rapping apparatus of electrostatic precipitator ash bucket, it is characterised in that: described
Spheroidal rapping ball internal layer is made of spherical iron magnetic metal, and outer layer is elastic anticorrosive wear-resistant layer, and the superficies have increasing
The decorative pattern of big frictional force.
4. a kind of power plant according to claim 3 comprehensive rapping apparatus of electrostatic precipitator ash bucket, it is characterised in that: described
Spheroidal rapping ectosphere is made of rubber.
5. a kind of power plant according to claim 1 comprehensive rapping apparatus of electrostatic precipitator ash bucket, it is characterised in that: described
Sound collection means are also equipped on pulley pack support, the sound collection means are connected with controller.
6. a kind of power plant according to claim 1 comprehensive rapping apparatus of electrostatic precipitator ash bucket, it is characterised in that: described
The head end of the double guide rails of spiral shape and end are mounted on buffer unit.
7. a kind of power plant according to claim 1 comprehensive rapping apparatus of electrostatic precipitator ash bucket, it is characterised in that: described
The head end of the double guide rails of spiral shape is connected with power supply, is the double guide rails of spiral shape and mobile vibrator power supply.
8. a kind of power plant according to claim 1 comprehensive rapping apparatus of electrostatic precipitator ash bucket, it is characterised in that: described
The pulley of pulley blocks is made of electrically conductive material；The ash bucket is made of paramagnetic material；The double guide rails of the spiral shape are by ferromagnetic
The electrically conductive material of property is made.
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| CN201910525692.4A CN110142141B (en) | 2019-06-18 | 2019-06-18 | Comprehensive rapping device for ash bucket of electrostatic dust collector for power plant |
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| CN201910525692.4A CN110142141B (en) | 2019-06-18 | 2019-06-18 | Comprehensive rapping device for ash bucket of electrostatic dust collector for power plant |
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| CN110142141B CN110142141B (en) | 2020-06-16 |
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| CN110575906A (en) * | 2019-09-18 | 2019-12-17 | 张家港市锦明机械有限公司 | Electric dust removal ash bin |
| CN111298971A (en) * | 2020-04-14 | 2020-06-19 | 山东蓝博环保设备有限公司 | Two-dimensional airflow high-efficiency electric dust remover |
| CN117654779A (en) * | 2023-12-29 | 2024-03-08 | 华能辛店发电有限公司 | Dust removing device and method for thermal power plant |
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