LD type ultra-low concentration discharge electrostatic precipitator
The present invention relates to field of dust removal equipment, and in particular to LD type ultra-low concentration discharge electrostatic precipitator.
Electric cleaner is the indispensable supporting cleaner in thermal power plant, and its function is by flue gas discharged from coal-fired boiler
Particle flue dust carry out it is charged, remove, so that the fume amount being discharged into atmosphere is greatly lowered, this is to improve environmental pollution,
Improve the important environmental protection equipment of air quality.When its operation principle is flue gas by flue before electric cleaner agent structure,
Make its flue dust positively charged, then flue gas enters the electric cleaner passage for setting multilayer cathode line.Due to positively charged flue dust with
The mutual suction-operated of the cathode line of negative pole, makes the particle flue dust in flue gas adsorb in cathode module, timing mechanical vibrator is cloudy
Pole modular system, makes it have certain thickness flue dust and falls under the double action conducted oneself with dignity and vibrated in each electric field of electric cleaner
In ash bucket below subregion, so as to reach dedusting, the purpose of purifying smoke.
When the ash quantity in ash bucket runs up to a certain amount of, it is necessary to periodically be discharged grey, but electronics of the prior art is removed
Dirt device ash discharge is less efficient, because if carrying out rapping to improve ash discharge efficiency to ash bucket, secondary dust can be caused to enter housing
It is interior, influence dust removing effects.
The content of the invention
The purpose of patent of the present invention is to provide that a kind of automaticity is high, and efficiency of dust collection is high, can effectively reduce occupation of land
The electric cleaner of area and reduction energy consumption.
The technical scheme of use：
LD type ultra-low concentration discharge electrostatic precipitator, including housing, ash bucket, ash bucket vibrating motor, anode module, negative electrode mould
Block, import loudspeaker distribution grid, outlet loudspeaker trough plate, anode rapping system, anode transmission, the transmission of cathode rapping system, negative electrode
And high voltage power supply and programmable logic controller (PLC)；The positive plate and cathode line are arranged on enclosure interior, and fixed form is using outstanding
Extension mode, frame mode is the open type pole plate group being combined into by small pole plate；The ash bucket is fixed under housing at equal intervals
Side, an ash bucket is fixed in the lower section of each electric field subregion；The import loudspeaker distribution grid is fixed on the gas approach one of housing
Side, the outlet loudspeaker distribution grid is fixed on the exhanst gas outlet side of housing；The high voltage power supply is arranged on the top of housing, with
The electric connection line of city's electrical connection is connected through inlet wire incubator with cathode line；The anode rapping system be located at positive plate side with
Rapping anode arranged plate, the anode rapping system is connected by anode transmission with anode rapping shaft, beater；The cathode rapping
System is located at the top of negative electrode wire frame with the top rapping beam of vibration negative electrode wire frame, and the cathode rapping system passes through negative electrode
Transmission is connected with cathode rapping axle, beater；The top of the ash bucket is provided with choke apparatus, and the bottom of ash bucket is provided with automatically controlled ash discharge
Valve, the outside of the ash bucket, which is provided with ash bucket vibrating motor, the automatically controlled ash discharge valve, is provided with self-locking blade, it is described can
The output end of programmed logic controller is connected with rapping transmission, ash bucket vibrating motor and automatically controlled ash discharge valve respectively.
It is preferred that, LD types ultra-low concentration discharge electrostatic precipitator of the present invention also includes insulator, and the insulator, which is located at, to be protected
Inside incubator, the insulator support system-level cathode rapping system of cathode module sets the protection device and attemperator of insulator.
It is preferred that, the fixed form of the anode module is positioned using arc plate, aspect adjusting module during installation
Rapping loss can be reduced in perpendicularity, running, cleaning efficiency is improved.
It is preferred that, the arrangement mode of anode module and cathode module is that the rapping of anode module is adopted perpendicular to airflow direction
Formula is put with middle part rapping, cathode module rapping uses top rapping, and control uses intelligent control, fully achieves automation.
The beneficial effect of patent of the present invention is：
Efficiency of dust collection height and the few LD type ultra-low concentration discharge electric cleaners of floor space, dust-laden that patent of the present invention is provided
Gas flows into housing by import loudspeaker distribution grid, and is flowed out from the outlet loudspeaker groove type plate of housing, in the housing by yin, yang
Pole module, is attracted in cathode module and anode module, and the rapping with anode rapping hammer is hammered into shape by cathode rapping, and dust is fallen into
The ash bucket of bottom.There is level-sensing device in ash bucket, when level-sensing device provides ash discharge signal, open automatically controlled ash discharge valve and ash bucket vibrator,
The dust in ash bucket is set to be discharged by automatically controlled ash discharge valve.In summary, the LD type ultra-low concentration discharge electricity of patent of the present invention is removed
Dirt device, efficiency of dust collection is high, and floor space is small, and operating cost is low, and automaticity is high；And import and export air flow method dress is set
Put, the device such as electric cinder valve (self-locking wind apparatus), the incubator of insulator, it is ensured that equipment is stable, reliable operation, less
The maintenance capacity of operation.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is left view of the invention.
Fig. 3 is top view of the invention.
Fig. 4 is vibration dust-cleaning schematic diagram in the present invention.
Wherein：1st, electric precipitation housing 2, ash bucket
3rd, anode module system 4, cathode module system
5th, cathode rapping system 6, anode rapping system
7th, high voltage power supply 8, import loudspeaker
9th, outlet loudspeaker 10, ash bucket vibration motor
11st, electric cinder valve
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawings to of the invention real
The technical scheme applied in example is clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention,
Rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under the premise of dynamic, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected, can
To be mechanical connection or electrical connection, can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the artWith concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.In addition, in the description of the invention, unless otherwise indicated, " multiple " are meant that two or two
Patent of the present invention is LD type ultra-low concentration discharge electrostatic precipitator, including electric cleaner housing 1, multiple ash buckets 2, ash
Struggle against vibration motor 10, anode module system 3, cathode module system 4, import loudspeaker 8, outlet loudspeaker 9, anode rapping system 6, anode
Vibrated system 5, high voltage power supply 7；Anode module system 3, cathode module system 4, anode rapping system 6, anode rapping system 5 are pacified
Inside housing 1, multiple ash buckets 2 are fixed on the lower section of housing 1 at equal intervals, and the lower section of the electric field of each electric precipitation is fixed
One ash bucket 2；Import loudspeaker 8 are fixed on the inlet side of housing 1, and outlet loudspeaker 9 is fixed on the outlet side of housing 1；High voltage power supply 7
Installed in the top of housing 1, anode rapping hammer is located at positive plate side with vibration positive plate, anode rapping by anode transmission with
Anode rapping hammer is connected；Cathode rapping hammer is located at minus plate side with vibration minus plate, and cathode rapping passes through negative electrode transmission and the moon
Pole beater connection；The bottom of ash bucket 2 is provided with electric cinder valve 11, and the outside of ash bucket 2 is provided with ash bucket vibration motor 10.
Compared to prior art, patent of the present invention is LD type ultra-low concentration discharge electrostatic precipitator, and ash-laden gas is from import
Housing 1 is flowed at loudspeaker 8, and is flowed out from the outlet loudspeaker 9 of housing 1, within the case 1 by cathode module system 5, dust charge
Electricity, it is charged after adsorbing powder dust in anode module system 6, by the impact of cathode rapping system 4 and anode rapping system 3,
Dust falls into the ash bucket 2 of bottom.The present invention is that by certain mode small pole plate is combined into anode plate module, adds and gathers dust
Area, is 2 times or so of the effective specific collection area of traditional electric precipitation, can greatly improve the dust-collecting efficiency of deduster, is especially suitable for
The transformation project of present electric precipitation, deduster limited to location space needs the item of renovation and improving according to existing discharge standard
Mesh is very applicable；It is also the knot according to anode module and cathode module in terms of LD type ultra-low concentration discharge electric precipitations vibration dust-cleaning
Structure feature and design, be not only able to all remove dust, additionally it is possible to will effectively avoid reentrainment of dust, LD types super low concentration row
Electric discharge deduster and modern technologies are according to having：Floor space is small, and efficiency of dust collection is high, operating cost is low, investment cost is low, maintenance amount
Less and the features such as reliability is high.
In addition, LD types ultra-low concentration discharge electrostatic precipitator of the present invention also includes insulator, the insulator is located at insulation
Inside case, the insulator support system-level cathode rapping system of cathode module sets the protection device and attemperator of insulator, protected
Demonstrate,prove electric field not short-circuit, improve deduster reliability of operation.
In the present embodiment, the fixed form of anode module is positioned using arc plate, aspect adjusting module during installation
Perpendicularity, rapping loss can be reduced in running, cleaning efficiency is improved.
In the present embodiment, the arrangement mode of anode module and cathode module be perpendicular to airflow direction, anode module
Rapping puts formula using middle part rapping, and cathode module rapping uses top rapping, and control uses intelligent control, fully achieves automatic
The present invention and embodiments thereof are described above, this description is no restricted, shown in accompanying drawing
Simply one of embodiments of the present invention, actual structure is not limited thereto.If sum it up, the ordinary skill of this area
Personnel are enlightened by it, do not depart from the present invention creation objective in the case of, without creator allow design and the technology
The similar organization plan of scheme and embodiment, all should belong to protection scope of the present invention.