CN214717513U

CN214717513U - Cathode vibration transmission device of electric dust collector

Info

Publication number: CN214717513U
Application number: CN202023244735.9U
Authority: CN
Inventors: 金叶飞; 李敬东; 周伟; 陈小利; 陈洪剑
Original assignee: Zhejiang Tuna Environmental Science and Technology Co Ltd
Current assignee: Zhejiang Tuna Environmental Science and Technology Co Ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-16
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses an electrostatic precipitator negative pole shakes and beats transmission relates to electrostatic precipitator, aims at solving the defect problem that traditional negative pole shakes and beats transmission and exists in dustproof aspect, and its technical scheme main points are: including insulation can, speed reducer, drive mechanism, transmission shaft and electroceramics pivot, the electroceramics pivot is rotated and is connected in the insulation can, and the coaxial fixed connection of transmission shaft stretches out in the rear end of electroceramics pivot and follow insulation can, and the speed reducer is then fixed mounting on the insulation can to be connected the output of speed reducer and transmission shaft through drive mechanism and realize the transmission. The utility model discloses simple structure can carry out the separation to the inside and outside dust of insulation can, and the relative cleanness of insulation can internal environment has improved the stability of transmission work, has prolonged transmission's life.

Description

Cathode vibration transmission device of electric dust collector

Technical Field

The utility model relates to an electric precipitation equipment, more specifically say, it relates to an electric precipitator negative pole transmission that shakes.

Background

The cathode vibration transmission device of the electric dust collector mainly comprises a speed reducing motor, a transmission shaft and an electric porcelain rotating shaft, wherein the speed reducing motor drives the transmission shaft and the electric porcelain rotating shaft to rotate under the action of a transmission mechanism, so that the cathode vibration shaft is driven to rotate, the vibration hammer arranged on the vibration shaft is driven to rotate, and the cathode vibration ash removal is realized.

The cathode rapping device of the existing electric dust collector is usually additionally provided with a design structure of a screw device, and dust entering the cathode rapping device is conveyed to the outside through the screw device, so that the dust is not easy to accumulate in the cathode rapping device; although the transmission shaft and the electric porcelain rotating shaft are arranged in the housing with the heat insulation layer, the housing is communicated with the inner cavity of the dust remover, the air flow and temperature fluctuation are large, the electric porcelain rotating shaft is easy to dewfall, the dust removal effect of the electric porcelain rotating shaft is influenced, and dust accumulation creepage is easy to generate on the surface of the electric porcelain rotating shaft, so that the electric porcelain rotating shaft is broken down and damaged, the service life is shortened, and the normal operation of the dust remover is influenced.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at just providing an electrostatic precipitator negative pole rapping transmission in order to solve foretell problem, simple structure can carry out the separation to the inside and outside dust of insulation can, and the relative cleanness of insulation can internal environment has improved transmission job stabilization nature, has prolonged transmission's life.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an electrostatic precipitator negative pole rapping transmission, includes insulation can, speed reducer, drive mechanism, transmission shaft and electroceramics pivot, the electroceramics pivot is rotated and is connected in the insulation can, the front end of insulation can is provided with the dust guard, and the negative pole shakes and beats the axle and pass dust guard and electroceramics pivot fixed connection, the negative pole shakes and beats and sets up the dust ring between axle and the dust guard.

Furthermore, the dustproof ring is sleeved on the cathode vibrating shaft, and a plurality of sealing rings used for abutting against and sealing the cathode vibrating shaft are arranged on the inner ring of the dustproof ring.

Further, the dust ring is fixed on the dust guard through a dust gland, and the dust ring is fixedly connected to the dust guard through bolts.

Furthermore, the periphery of the dust ring is provided with an annular bulge, and the inner ring end face of the dust gland abuts against and is fixed on the dust guard plate through the bulge.

Furthermore, a flange seat is arranged at the front end of the heat preservation box, and the dust guard is fixedly connected with the heat preservation box through a flange plate and a bolt.

Furthermore, an electric heating assembly is arranged in the heat insulation box.

Furthermore, an access door is arranged on the heat preservation box.

Furthermore, the transmission shaft is coaxially connected with the electroceramic rotating shaft and extends out of the rear end of the heat insulation box, and a dustproof sealing cover is arranged between the rear end of the heat insulation box and the transmission shaft.

Furthermore, the speed reducer is fixed on the heat preservation box and is connected with the transmission shaft through the transmission mechanism.

To sum up, the utility model discloses following beneficial effect has:

the polytetrafluoroethylene plate is additionally arranged at the front end large opening of the cathode transmission device to be used as a dustproof plate for sealing and insulating, so that a spiral device in the original cathode rapping transmission device can be eliminated, and the space utilization rate in the device is improved; and a dustproof ring is arranged between the dustproof plate and the cathode vibrating shaft extending into the insulation can for dustproof isolation, so that the dustproof effect of the chamber in the insulation can of the cathode transmission device is improved, dust is prevented from entering the insulation can and adhering to the insulation can to influence the normal use of the insulation can, the running reliability of the insulation can is improved, and the service life of the insulation can is prolonged.

The access door is installed at the appropriate position of the side face of the heat insulation box, and the access door can be directly opened to check and overhaul when the heat insulation box is shut down, so that the subsequent maintenance and overhaul of the equipment are facilitated.

Through set up electric heating element in the inside of insulation can, electric heating element can be to the inside auxiliary heating that carries on of insulation can, prevents that the temperature is low time magnetic axis dewfall to can suitably improve negative pole magnetic axis heater power when low temperature dust remover, for example by 1000W to 1500W, in order to further promote to ensure equipment normal operating.

Drawings

FIG. 1 is a schematic structural view of a cathode rapping transmission device of an electric dust collector of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic structural view of the dust guard of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

fig. 5 is an enlarged view of fig. 3 at B.

Reference numerals: 1. a heat preservation box; 2. a speed reducer; 3. a transmission mechanism; 4. a drive shaft; 5. an electroceramic rotating shaft; 6. a dust-proof sealing cover; 7. a dust-proof plate; 71. a flange seat; 73. a flange plate; 74. a bolt; 75. a dust-proof gland; 751. a step surface; 76. a dust ring; 761. a protrusion; 77. a seal ring; 78. an elastic washer; 781. an inner race portion; 8. an electrical heating assembly; 9. an access door; 10. the cathode shakes the axle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a cathode rapping transmission device for an electric dust collector comprises an insulation can 1, a speed reducer 2, a transmission mechanism 3, a transmission shaft 4 and an electric porcelain rotating shaft 5, wherein the electric porcelain rotating shaft 5 is rotatably connected to the insulation can 1, the transmission shaft 4 is coaxially and fixedly connected to the electric porcelain rotating shaft 5 and extends out of the rear end of the insulation can 1, the speed reducer 2 is fixedly installed on the insulation can 1, and the output end of the speed reducer 2 is connected with the transmission shaft 4 through the transmission mechanism 3 to realize transmission.

A dustproof sealing cover 6 is arranged between the rear end of the insulation can 1 and the transmission shaft 4, the rear end of the insulation can 1 is subjected to dustproof separation, a sealing piece is arranged at the inner ring position of the dustproof sealing cover 6, and a relative sealing structure is formed between the dustproof sealing cover 6 and the transmission shaft 4, so that external dust is separated.

The front end of the heat preservation box 1 is provided with a dust guard 7, a cathode rapping shaft 10 penetrates through the dust guard 7 to be fixedly connected with the electroceramics rotating shaft 5, and a dust ring 76 is arranged at the position, where the cathode rapping shaft 10 penetrates through the dust guard 7, for sealing. The dust-proof plate 7 is installed through a plate, the front end of the heat preservation box 1 extends outwards to form a flange seat 71, and the dust-proof plate 7 is fixed on the flange seat 71 at the front end of the heat preservation box 1 through a flange plate 73 and is locked and fixed through a bolt 74. The dust-proof plate 7 is a polytetrafluoroethylene plate, and can be used for sealing and preventing dust by reading an opening at the front end of the heat preservation box 1.

The dust ring 76 is sleeved on the cathode rapping shaft 10 and is fixed on the dust-proof plate 7 through the dust-proof gland 75, the dust-proof plate 7 is fixed with the dust-proof plate 7 through the bolt 74, and the dust-proof sealing cover 6 can be pressed and fixed on the end surface of the dust-proof plate 7 by tightening the bolt 74; two sealing rings 77 are preset in the inner ring of the dust ring 76, and the sealing rings 77 can seal the cathode rapping shaft 10 penetrating through the dust ring 76, so that the phenomenon that the dust enters the heat insulation box 1 to cause pollution to influence the normal work of equipment due to an overlarge gap is avoided.

Set up annular arch on the periphery of dust ring 76 near the one end of dust guard 7, this dust ring 76 supports press fit through this arch and dustproof gland and fixes dust ring 76, and the protruding 761 department of dust ring receives the ladder face of dustproof gland 75 inner circle to support pressing, can fix dust ring 76 on dust guard 7 through supporting pressing fixed mode to also can change dust ring 76 and inside sealing washer 77.

In order to increase the dustproof sealing effect of the dust ring 76, an elastic gasket 78 can be arranged between the dust ring 76 and the dustproof gland 75, the elastic gasket 78 has good elasticity and can be elastically deformed under the pressure of two sides, the elastic gasket can be filled between the dust ring 76 and the dustproof gland to keep the dustproof effect of the dust ring 76, the dust ring 76 is prevented from loosening to generate an overlarge gap so as to cause dust to enter the insulation can 1, and the inner ring part of the elastic gasket is pressed and embedded between the bulge and the step surface to achieve a certain anti-loose effect.

The electric heating assembly 8 is arranged in the heat preservation box 1, the electric heating assembly 8 can assist in heating the interior of the heat preservation box 1, the condensation of the magnetic shaft is prevented when the temperature is low, the power of the cathode magnetic shaft heater can be properly improved when the dust remover is at low temperature, for example, the power is improved to 1500W from 1000W, the condensation of the magnetic shaft is prevented when the temperature is low, and the normal operation of the equipment is further ensured.

An access door 9 can be arranged at a proper position of a side plate of the heat insulation box 1, the access door 9 is installed on the heat insulation box 1 through a bolt 74 or other connecting structures to form a detachable connecting structure, the access door 9 can be directly opened for checking and overhauling when the heat insulation box is shut down, and subsequent maintenance and overhauling of equipment are facilitated; the heat preservation filler consistent with the heat preservation box 1 is filled in the access door 9, so that the heat preservation effect of the heat preservation box 1 at the position of the access door 9 is guaranteed, and low temperature and condensation of the magnetic shaft caused by poor heat preservation and insulation effects are avoided; the inner side surface of the access door 9 close to the heat insulation box 1 is provided with a glass fiber rubber rope which is used as a sealing element to seal and prevent dust at the joint of the access door 9 and the heat insulation box 1, so that the whole dustproof heat insulation effect of the whole heat insulation box 1 is ensured.

In conclusion, the cathode rapping transmission device is sealed and insulated by additionally arranging the polytetrafluoroethylene plate as the dustproof plate 7 at the front end large opening, so that a spiral device in the original cathode rapping transmission device can be eliminated, and the space utilization rate in the device is improved; and a dustproof ring 76 is arranged between the dustproof plate 7 and the cathode vibrating shaft 10 extending into the insulation can 1 for dustproof isolation, so that the dustproof effect of the cavity in the insulation can 1 of the cathode transmission device is improved, dust is prevented from entering the equipment and being attached to the equipment to influence the normal use of the equipment, the operation reliability of the equipment is improved, and the service life of the equipment is prolonged.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an electrostatic precipitator negative pole rapping transmission device, its characterized in that, includes insulation can (1), speed reducer (2), drive mechanism (3), transmission shaft (4) and electroceramics pivot (5), electroceramics pivot (5) are rotated and are connected in insulation can (1), the front end of insulation can (1) is provided with dust guard (7), and the negative pole shakes and beats axle (10) and pass dust guard (7) and electroceramics pivot (5) fixed connection, the negative pole shakes and beats and sets up dust ring (76) between axle (10) and dust guard (7).

2. An electric dust collector cathode rapping transmission device as defined in claim 1, characterized in that: the dust ring (76) is sleeved on the cathode rapping shaft (10), and a plurality of sealing rings (77) used for being pressed and sealed with the cathode rapping shaft (10) are arranged on the inner ring of the dust ring (76).

3. An electric dust collector cathode rapping transmission device as defined in claim 2, characterized in that: the dustproof ring (76) is fixed on the dustproof plate (7) through a dustproof gland (75), and the dustproof ring (76) is fixedly connected to the dustproof plate (7) through a bolt (74).

4. An electric dust collector cathode rapping transmission device as defined in claim 3, characterized in that: the periphery of the dust ring (76) is provided with an annular bulge, and the inner ring end face of the dust gland (75) presses and fixes the dust ring (76) on the dust plate (7) through the bulge.

5. An electric dust collector cathode rapping transmission device as defined in claim 4, characterized in that: the front end of the heat preservation box (1) is provided with a flange seat (71), and the dust guard (7) is fixedly connected with the heat preservation box (1) through a flange plate (73) and a bolt (74).

6. An electric dust collector cathode rapping transmission device as defined in claim 5, characterized in that: an electric heating assembly (8) is arranged in the heat preservation box (1).

7. An electric dust collector cathode rapping transmission device as defined in claim 6, characterized in that: and an access door (9) is arranged on the heat preservation box (1).

8. An electric dust collector cathode rapping transmission device as defined in claim 7, characterized in that: the transmission shaft (4) is coaxially connected to the electroceramics rotating shaft (5) and extends out of the rear end of the heat insulation box (1), and a dustproof sealing cover (6) is arranged between the rear end of the heat insulation box (1) and the transmission shaft (4).

9. An electric dust collector cathode rapping transmission device as defined in claim 8, characterized in that: the speed reducer (2) is fixed on the heat preservation box (1) and is connected with the transmission shaft (4) through the transmission mechanism (3).