CN201399384Y

CN201399384Y - Anode vibrating strike hammer of electrical precipitator

Info

Publication number: CN201399384Y
Application number: CN2009201477879U
Authority: CN
Inventors: 孙风英
Original assignee: XUANHUA METALLURGICAL ENVIRONMENTAL PROTECTION EQUIPMENT MANUFACTURING (INSTALLATION) CO LTD
Current assignee: XUANHUA METALLURGICAL ENVIRONMENTAL PROTECTION EQUIPMENT MANUFACTURING (INSTALLATION) CO LTD
Priority date: 2009-04-14
Filing date: 2009-04-14
Publication date: 2010-02-10
Anticipated expiration: 2019-04-14

Abstract

The utility model discloses an anode vibrating strike hammer of an electrical precipitator, which comprises a flexible clamping arm, a hammer head, a hammer handle and a vibrating strike axis, and ischaracterized in that the flexible clamping arm is divided into a first arm, a circular arc-shaped flexure arm and a second arm; the first arm of the flexible clamping arm and the hammer head are connected with each other by a large rivet, the second arm of the flexible clamping arm and the hammer handle are movably connected with each other by a small rivet; and the hammer handle is fixed to thevibrating strike axis. The anode vibrating strike hammer has the advantages that: the hammer arm is designed into a bending shape, the bended hammer arm is close to the axis and rotates together alongwith the vibrating strike axis, and the distance of the hammer head and the center of the vibrating strike axis keeps a very small range all the time so as to prevent the hammer head from entering the effective discharging distance of the electric field to lead cathode rays and the hammer head to generate discharging phenomenon; and simultaneously, the rising moment of the hammer head is greatlyreduced, therefore, the better vibrating strike effect can be achieved by utilizing the vibrating motor with lower power.

Description

The anode beater that a kind of electric cleaner is used

Technical field

The utility model relates to a kind of electric dust-removing equipment, the beater of using in the battery lead plate rapping apparatus that especially gathers dust in the electric cleaner.

Background technology

Electric cleaner is that a kind of effect of electric field of utilizing makes dust cleaning equipment separated from the gas in the dusty gas, operated by rotary motion have operation place at a large amount of dust.Electric cleaner is made of deduster body and power supply transformation fairing two parts.Comprise sparking electrode (for example, cathode line), the electrode that gathers dust (for example, positive plate), vibration body, airflow distribution device, high-voltage insulating system, shell and ash bucket etc. in the body.

The basic functional principle of electric cleaner is: pass to high voltage direct current on the both positive and negative polarity of electric cleaner, keep an electrostatic field that is enough to make gas ionization in cathode line and positive plate two interpolars.Dusty gas is being undertaken by high voltage electric field in the process of ionization, make grit charged, and under the effect of electric field force, the charged grit pole plate that faces south is moved, be deposited on the pole plate, thereby grit is separated from dusty gas, and the method by rapping drops in the ash bucket of deduster bottom dust then.The conventional electric cleaner beater that the electrode rapping apparatus uses that gathers dust is straight-arm beater (shown in Figure 1A and Figure 1B), rapping tup 101 is fixed on the rapping shaft 103 by two straight clamp arms 102, in rapping shaft 103 rotary courses, beater clamp arm 102 is tangent with rapping shaft 103, this moment, the radius of turn of beater 101 was bigger, the tup of beater 101 is entered in the electric field near sparking electrode, when distance between tup and the sparking electrode less than gather dust between battery lead plate and the sparking electrode apart from the time, sparking electrode can discharge in advance.Along with the continuous rotation of beater, can make constantly discharge in advance of sparking electrode, thereby cause the secondary voltage and the secondary current instability of power supply, make the sparking electrode fluctuation of service, dust can not be effectively charged, thereby do not reach the electric cleaner purpose of gathering dust, and has a strong impact on efficiency of dust collection.

The utility model content

The utility model proposes in order to address the above problem, its purpose is to provide a kind of can reduce the beater radius of turn, what prevent that electric cleaner that the sparking electrode of electric cleaner discharges in advance from using scratches the arm beater, its basic principle is by improving the beater clamp arm, straight clamp arm is changed into the type of the scratching clamp arm that has radian, when beater along with rapping shaft rotates, second is enclosed within on the rapping shaft clamp arm in the gravity effect, thereby make the as close as possible rapping shaft of tup, make its movement locus away from region of discharge, prevent discharge in advance, make deduster stable.

In order to reach described purpose, the utility model proposes a kind of otherwise effective technique scheme, this technical scheme is by form (shown in Fig. 2 A and Fig. 2 B) with the lower part: the anode beater that a kind of electric cleaner is used comprises scratches type clamp arm, tup, hammer handle and rapping shaft, it is characterized in that, the type clamp arm of scratching can be divided into the first arm, circular arc flexible arm and second arm, the first arm of scratching the type clamp arm is connected by big rivet with tup, second arm of scratching the type clamp arm movably is connected by little rivet with hammer handle, and hammer handle is fixed to rapping shaft.In the rapping shaft rotating process, scratch set hammer arm and rapping shaft and relatively rotate, it is scratched, and the type arm is inboard to be pressed close to rapping shaft, and tup is also gradually near rapping shaft simultaneously, rotate until partly being wrapped on the rapping shaft and with axle, the distance between tup and the rapping shaft is reduced to minimum.This beater has shortened the distance of rapping shaft center and tup, prevents that effectively clamp arm is long, and tup enters region of discharge and produces discharge in advance, influences efficiency of dust collection.

The utility model is because the improvement of rapping hammerhead jib, compare existing straight-arm beater and have outstanding advantage, promptly, dwindled the distance between beater and the rapping shaft, thereby reduced radius of turn, effectively prevented to avoid sparking electrode to discharge in advance because radius of turn is crossed ambassador's tup and entered electric field, improve the power supply operation stability, improve the electric cleaner dust-collecting efficiency.In addition, the turning moment when adopting arm sinker can reduce to promote the tup rising reduces the reductor operating load, energy savings.

Description of drawings

Figure 1A is existing straight plate beater schematic representation of apparatus;

Figure 1B is the work engineering schematic diagram of existing straight plate beater device;

Fig. 2 A is the structural representation that is used for the anode beater of electric cleaner according to of the present utility model;

Fig. 2 B is the cutaway view along the intercepting of the line A-A among Fig. 2 A;

Fig. 3 is a course of work schematic diagram of the present utility model.

Fig. 4 is the schematic diagram that concerns according between anode beater of the present utility model and the cathode line.

Symbol description: 1.U type bolt, 2. nut, 3. packing ring, 4. straight pin, 5. hammer handle, 6. little rivet is 7. scratched the type clamp arm, 8. tup, 9. big rivet, 10. packing ring, cover in 11., 12. overcoats, 13, rapping shaft.

The specific embodiment

Fig. 2 A is the structural representation that is used for the anode beater of electric cleaner according to of the present utility model, Fig. 2 B is the cutaway view along the intercepting of the line A-A among Fig. 2 A, Fig. 3 is a course of work schematic diagram of the present utility model, below describes the preferred embodiment of anode beater provided by the utility model in detail with reference to accompanying drawing.

, comprise according to anode beater of the present utility model and to scratch type clamp arm 7, tup 8, hammer handle 5 and rapping shaft 13 to shown in Figure 3 as Fig. 2 A.Scratch type clamp arm 7 and can be divided into the first arm, circular arc flexible arm and second arm, the first arm of scratching type clamp arm 7 is clipped in tup 8 both sides, fixes with big rivet 9.Second arm of scratching type clamp arm 7 is connected with hammer handle 5, cover 11 and overcoat 12 in having in the hole of hammer handle 5, second arm, interior cover 11, overcoat 12 and the hammer handle 5 that to scratch type clamp arm 7 with little rivet 6 are connected, can be free movable between cover 11, overcoat 12 and the little rivet 6 wherein, the effect of double braid covering is to reduce friction, the acceleration maximum that tup 8 is fallen.With U-bolt 1, nut 2, packing ring 3 and straight pin 4 beater is fixed on the rapping shaft 13.Scratch the first arm of type clamp arm 7 and the angle between second arm can for 60 degree to 120 degree.The inner arc radius of circular arc flexible arm of scratching type clamp arm 7 is identical with the external diameter of rapping shaft 13, makes that scratching type clamp arm 7 can be close on the rapping shaft 13.In rapping shaft 13 rotating process, scratch set hammer arm 7 and rapping shaft 13 relatively rotates, make and scratch that type arm 7 is inboard to be pressed close to rapping shaft 13, tup 8 is also gradually near rapping shaft 13 simultaneously, be wrapped on the rapping shaft 13 and with axle and rotate until scratching type arm 7 half, the distance between tup 8 and the rapping shaft 13 is reduced to minimum.When tup peaked, because the effect of gravity, tup freely fell, and with pre-packed rapping anvil collision on the anode, reached the purpose that dust stratification rapping on the anode is come off.Employing is scratched the arm beater and has been shortened the distance of rapping shaft 13 with tup 8, prevents that effectively tup 8 from entering region of discharge and producing discharge in advance owing to radius of turn is excessive, improves the operation stability of sparking electrode assembling.

Fig. 4 is the schematic diagram that concerns according between anode beater of the present utility model and the cathode line.With reference to Figure 1A to Fig. 4, when beater 403 rotates to as shown in Figure 4 position, because scratching type clamp arm 7 makes tup 8 more near rapping shaft 13, therefore compare with the beater that adopts straight clamp arm 102, scratch that the tup of arm beater 403 and cathode line 401 are immediate to significantly reduce apart from d, thereby effectively prevent from tup from entering region of discharge and produce in advance to discharge, influence efficiency of dust collection.When tup rose to peak, because the effect of gravity, tup freely fell, with 404 collisions of rapping anvil, rapping anvil 404 drives vibrating rod 405 vibrations, thereby makes and positive plate 402 vibrations that link to each other at vibrating rod 405, realizes the purpose that dust stratification rapping on the anode is come off.

In sum, the electrode beater that gathers dust provided by the utility model can dwindle the beater range of movement, prevent tup from entering electric field and influence the normal electrion of sparking electrode, increase operation stability, improve the deduster dust-collecting efficiency, simultaneously can reduce to promote the beater turning moment, energy savings reduces the cost.

In sum content only be in order to implement the utility model for an embodiment.The utility model is not limited to described embodiment.As the content that claims are put down in writing, under the situation that does not break away from main thought of the present utility model, those skilled in the art can carry out various changes to it in the scope that can implement.

Claims

1, the anode beater used of a kind of electric cleaner, comprise and scratch type clamp arm, tup, hammer handle and rapping shaft, it is characterized in that the described type clamp arm of scratching is divided into the first arm, circular arc flexible arm and second arm, the first arm of scratching the type clamp arm is connected by big rivet with tup, second arm of scratching the type clamp arm movably is connected by little rivet with hammer handle, and hammer handle is fixed to rapping shaft.

2, the anode beater used of electric cleaner as claimed in claim 1 is characterized in that the radius of interior circular arc of described circular arc flexible arm of scratching the shape clamp arm is identical with the radius of rapping shaft.

3, the anode beater used of electric cleaner as claimed in claim 1 is characterized in that described the first arm and the angle between second arm of scratching the shape clamp arm is that 60 degree are to 120 degree.

4, the anode beater used of electric cleaner as claimed in claim 1, cover and overcoat in it is characterized in that also comprising in the hole of described hammer handle can be free movable between cover, overcoat and the little rivet in wherein.

5, the anode beater used of electric cleaner as claimed in claim 1 is characterized in that described hammer handle is fixed on the beater by U-bolt, nut, packing ring and straight pin.