CN214680960U

CN214680960U - Wet-type electrostatic treatment device for spraying waste gas

Info

Publication number: CN214680960U
Application number: CN202120511383.4U
Authority: CN
Inventors: 颜俊业; 李展旺
Original assignee: Shenzhen Yanchuanghui Environmental Protection Technology Co ltd
Current assignee: Shenzhen Yanchuanghui Environmental Protection Technology Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-11-12
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a spraying waste gas wet-type electrostatic treatment device, including high-pressure treatment case, the downside of high-pressure treatment case is provided with the support, the upper and lower both sides of high-pressure treatment case are provided with gas vent and air inlet respectively, the inboard of high-pressure treatment case evenly is provided with a plurality of polar plates, be provided with two installing supports between the polar plate, the fixed surface of installing support is connected with the limiting plate, the surface of installing support is provided with blind needle mounting panel, blind needle mounting panel sets up between limiting plate and installing support. The utility model discloses a cooperation setting of water pump, second water pipe, third water pipe and water box, in spraying the electric field from the water hole on blind needle mounting panel surface with the washing liquid, carry out high-pressure cleaning to polar plate and blind needle, avoid the electric field to be covered and the insulation and the inefficacy phenomenon that appear by the pollutant, make equipment resume discharge operating condition again, guarantee the equipment long-term stable purpose of getting rid of organic matter in the spraying waste gas.

Description

Wet-type electrostatic treatment device for spraying waste gas

Technical Field

The utility model relates to an exhaust-gas treatment field specifically is a spraying waste gas wet-type electrostatic treatment device.

Background

Electrostatic dust collection is one of the gas dust collection methods, in which dust-containing gas is electrically separated when passing through a high-voltage electrostatic field, and dust particles are charged negatively in combination with negative ions and then discharged and deposited on the surface of an anode. In the metallurgical, chemical and other industries to purify gases or recover useful dust particles. A dust collecting method in which gas is ionized by an electrostatic field to thereby electrically adsorb dust particles to an electrode. Air molecules are ionized into positive ions and electrons in a strong electric field, the electrons run to the positive electrode and encounter dust particles, the dust particles are adsorbed to the positive electrode in a negative electricity mode and are collected, the traditional spraying waste gas purification treatment adopts a common honeycomb electrostatic purification technology, and when organic matters pass through the equipment, a high-voltage electric field and ozone generated inside the equipment can achieve the purpose of removing volatile organic matters in waste gas.

The surfaces of the internal discharging blind needle and the polar plate of the traditional purifying equipment are easily covered by organic slag such as paint, so that the discharging effect is lost, and when the organic slag is accumulated to a certain degree, the electric field loses the discharging effect due to insulation, so that the system is scrapped.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem existing in the prior art and provides a wet electrostatic treatment device for spraying waste gas.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spraying waste gas wet-type electrostatic treatment device, includes the high-pressure treatment case, the downside of high-pressure treatment case is provided with the support, the upper and lower both sides of high-pressure treatment case are provided with gas vent and air inlet respectively, the inboard of high-pressure treatment case evenly is provided with a plurality of polar plates, be provided with two installing supports between the polar plate, the fixed surface of installing support is connected with the limiting plate, the surface of installing support is provided with blind needle mounting panel, blind needle mounting panel sets up between limiting plate and installing support, the surface of blind needle mounting panel is provided with a plurality of blind needles, a plurality of water holes have been seted up on the surface of blind needle mounting panel, are provided with the water box between two installing supports, the water hole link up each other with the water box.

Preferably, the inner side of the air inlet is fixedly connected with a water collecting hopper, the inner side of the water collecting hopper is provided with a water tank, the lower side of the water collecting hopper is provided with a first water pipe, the bottom of the support is fixedly connected with a water tank, and the other end of the first water pipe is communicated with the water tank.

Preferably, the upper side of the water collecting hopper is provided with a baffle plate, the baffle plate is arranged on the inner side of the air inlet, and the baffle plate is fixedly connected with the high-pressure treatment tank.

Preferably, the inboard fixedly connected with filter screen of water tank, one side of support is provided with the water pump, the water inlet and the water tank of water pump link up each other, the delivery port fixedly connected with second water pipe of water pump, the other end of second water pipe extends to the top of high pressure treatment case.

Preferably, a third water pipe is arranged on the upper side of the water box, and the third water pipe is communicated with the second water pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a cooperation setting of water pump, second water pipe, third water pipe and water box, in spraying the electric field from the water hole on blind needle mounting panel surface with the washing liquid, carry out high-pressure cleaning to polar plate and blind needle, avoid the electric field to be covered and the insulation and the inefficacy phenomenon that appear by the pollutant, make equipment resume discharge operating condition again, guarantee the equipment long-term stable purpose of getting rid of organic matter in the spraying waste gas.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the three-dimensional cross-sectional structure of the present invention;

fig. 3 is a schematic perspective view of the mounting bracket of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the water box of the present invention.

In the figure: 1 high-pressure treatment box, 2 supports, 3 exhaust ports, 4 air inlets, 5 polar plates, 6 mounting brackets, 7 limiting plates, 8 blind needle mounting plates, 9 blind needles, 10 water holes, 11 water boxes, 12 water collecting hoppers, 13 water tanks, 14 first water pipes, 15 water tanks, 16 baffles, 17 filter screens, 18 water pumps, 19 second water pipes and 20 third water pipes.

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. 1-4, a wet electrostatic treatment device for spraying waste gas comprises a high-pressure treatment tank 1, a support 2 is arranged at the lower side of the high-pressure treatment tank 1, an exhaust port 3 and an air inlet 4 are respectively arranged at the upper side and the lower side of the high-pressure treatment tank 1, a plurality of polar plates 5 are uniformly arranged at the inner side of the high-pressure treatment tank 1, two mounting brackets 6 are arranged between the polar plates 5, a limiting plate 7 is fixedly connected to the surface of each mounting bracket 6, a blind needle mounting plate 8 is arranged on the surface of each mounting bracket 6, the blind needle mounting plate 8 is arranged between the limiting plate 7 and the mounting bracket 6, a plurality of blind needles 9 are arranged on the surface of the blind needle mounting plate 8, a plurality of water holes 10 are arranged on the surface of the blind needle mounting plate 8, a water box 11 is arranged between the two mounting brackets 6, the water holes 10 and the water box 11 are mutually communicated, a filter screen 17 is fixedly connected to the inner side of a water tank 15, and a water pump 18 is arranged at one side of the support 2, a water inlet of a water pump 18 is communicated with a water tank 15, a water outlet of the water pump 18 is fixedly connected with a second water pipe 19, the other end of the second water pipe 19 extends to the top of the high-pressure treatment tank 1, cleaning liquid can be recycled through multi-layer filtration of a filter screen 17, a third water pipe 20 is arranged on the upper side of a water box 11, the third water pipe 20 is communicated with the second water pipe 19, waste gas is led into the high-pressure treatment tank 1 through an air inlet 4, the waste gas is subjected to electrostatic treatment through a blind needle 9 in cooperation with a polar plate 5, when the equipment works for a certain time, pollutants are gradually covered on the surfaces of the polar plate 5 and the blind needle 9, an electric field is gradually disabled, the polar plate 5 and the blind needle 9 are stopped to be electrified, the cleaning liquid is sprayed into the electric field from a water hole 10 on the surface of the blind needle mounting plate 8 through the water pump 18 in cooperation with the third water pipe 20 and the water box 11 through the second water pipe 19, the polar plate 5 and the blind needle 9 are subjected to high-pressure cleaning, the insulation and failure phenomena caused by the fact that the electric field is covered by pollutants are avoided, and the equipment can be restored to the discharge working state again.

Referring to fig. 2, a water collecting tank 12 is fixedly connected to the inner side of the air inlet 4, a water tank 13 is disposed on the inner side of the water collecting tank 12, a first water pipe 14 is disposed on the lower side of the water collecting tank 12, a water tank 15 is fixedly connected to the bottom of the support 2, the other end of the first water pipe 14 is communicated with the water tank 15, and the cleaned wastewater cooperates with the water collecting tank 12 to enable the wastewater to flow into the first water pipe 14 through the water tank 13 and to be collected into the water tank 15.

Referring to fig. 2, a baffle 16 is disposed on the upper side of the water collecting hopper 12, the baffle 16 is disposed on the inner side of the air inlet 4, the baffle 16 is fixedly connected with the high pressure treatment tank 1, and the baffle 16 prevents the waste water from being discharged from the air inlet 4.

The working principle is as follows: in the process of introducing waste gas into the high-pressure treatment box 1 through the air inlet 4, performing electrostatic treatment on the waste gas through the blind needle 9 in cooperation with the polar plate 5, after the equipment works for a certain period of time, gradually covering pollutants on the surfaces of the polar plate 5 and the blind needle 9 to gradually lose efficacy of an electric field, stopping electrifying the polar plate 5 and the blind needle 9, injecting cleaning liquid into the electric field from a water hole 10 on the surface of the blind needle mounting plate 8 through the second water pipe 19 in cooperation with the third water pipe 20 and the water box 11 through the water pump 18, performing high-pressure cleaning on the polar plate 5 and the blind needle 9 to avoid insulation and failure phenomena caused by the electric field being covered by the pollutants, enabling the equipment to recover to a discharge working state again, preventing the waste water after cleaning from being discharged from the air inlet 4 through the baffle 16, enabling the waste water to flow into the first water pipe 14 through the water tank 13 in cooperation with the water collecting hopper 12 and to be collected into the water tank 15 through multi-layer filtering of the filter screen 17, the cleaning liquid can be recycled.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spraying waste gas wet electrostatic treatment device, includes high-pressure treatment case (1), its characterized in that: a support (2) is arranged at the lower side of the high-pressure processing box (1), an exhaust port (3) and an air inlet (4) are respectively arranged at the upper side and the lower side of the high-pressure processing box (1), a plurality of polar plates (5) are uniformly arranged on the inner side of the high-pressure treatment box (1), two mounting brackets (6) are arranged between the polar plates (5), a limiting plate (7) is fixedly connected to the surface of the mounting bracket (6), a blind needle mounting plate (8) is arranged on the surface of the mounting bracket (6), the blind needle mounting plate (8) is arranged between the limiting plate (7) and the mounting bracket (6), the surface of blind needle mounting panel (8) is provided with a plurality of blind needles (9), a plurality of water holes (10) have been seted up on the surface of blind needle mounting panel (8), are provided with water box (11) between two installing support (6), water hole (10) link up each other with water box (11).

2. The wet electrostatic treatment device for spraying exhaust gas according to claim 1, wherein: the water collecting device is characterized in that a water collecting hopper (12) is fixedly connected to the inner side of the air inlet (4), a water tank (13) is arranged on the inner side of the water collecting hopper (12), a first water pipe (14) is arranged on the lower side of the water collecting hopper (12), a water tank (15) is fixedly connected to the bottom of the support (2), and the other end of the first water pipe (14) is communicated with the water tank (15).

3. The wet electrostatic treatment device for spraying exhaust gas according to claim 2, wherein: the upper side of the water collecting hopper (12) is provided with a baffle (16), the baffle (16) is arranged on the inner side of the air inlet (4), and the baffle (16) is fixedly connected with the high-pressure treatment tank (1).

4. The wet electrostatic treatment device for spraying exhaust gas according to claim 2, wherein: the inboard fixedly connected with filter screen (17) of water tank (15), one side of support (2) is provided with water pump (18), the water inlet and the water tank (15) of water pump (18) link up each other, the delivery port fixedly connected with second water pipe (19) of water pump (18), the other end of second water pipe (19) extends to the top of high pressure treatment case (1).

5. The wet electrostatic treatment device for spraying exhaust gas according to claim 4, wherein: and a third water pipe (20) is arranged on the upper side of the water box (11), and the third water pipe (20) is communicated with the second water pipe (19).