CN217043009U

CN217043009U - Wet electrostatic dust collector with built-in insulator

Info

Publication number: CN217043009U
Application number: CN202220444263.1U
Authority: CN
Inventors: 陈永光; 陈灿云
Original assignee: Foshan Ruilong Tuoda Environmental Protection Technology Co ltd
Current assignee: Foshan Ruilong Tuoda Environmental Protection Technology Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-26
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses a wet electrostatic precipitator with an internal insulator, which comprises a dust removal box, wherein an anode dust collecting pipe is arranged in the dust removal box, an electrode bracket is arranged above the anode dust collecting pipe in the dust removal box, a cathode corona wire is arranged on the electrode bracket corresponding to the anode dust collecting pipe, a spraying system is arranged at the top of the dust removal box, insulators are distributed on the electrode bracket, and the high-voltage wire of a high-voltage power supply is led in from the outside of the dust removal box and is connected with the cathode corona wire; the insulator is arranged in the dust removal box, and when the anode dust collecting pipe is sprayed and removed dust through the spraying system, the insulator can be sprayed and cleaned at the same time without additionally arranging a fan or a blower; the insulator arranged in the dust removal box can be kept dry under the condition of high-temperature flue gas, the cracking problem is not easy to occur, dust accumulation of the insulator and cracking of the insulator can be avoided, and meanwhile, the method is simple, feasible and low in cost; the insulator is arranged in the dust removal box, so that the wet electrostatic dust collector is simpler on the whole.

Description

Wet electrostatic dust collector with built-in insulator

Technical Field

The utility model belongs to the technical field of electrostatic precipitator, concretely relates to top is provided with spray system's wet electrostatic precipitator.

Background

When the wet electrostatic dust collector works, air is ionized through high-voltage discharge of a cathode corona wire, so that dust particles in smoke passing through an anode dust collecting pipe are adsorbed on the anode dust collecting pipe after being charged, and relatively clean smoke with less dust particle content is discharged to meet the emission standard of industrial waste gas; when the dust of the anode dust collecting pipe is adsorbed and saturated, spraying water to the anode dust collecting pipe through the spraying system to flush and discharge the dust adsorbed on the anode dust collecting pipe.

The cathode corona wire of the wet electrostatic dust collector is connected with a high-voltage wire of a high-voltage power supply through an insulator, the insulator of the existing wet electrostatic dust collector is usually arranged on the outer wall of the top end of the dust collector in an exposed manner, dust and smoke pollution of the dust collector is serious in the using environment, and the dust is accumulated and drifted on the insulator for a long time, so that the insulator becomes a conductor, the dust collector cannot be in an insulating state, and potential safety hazards are brought; aiming at the situation, at present, a fan or a blower is generally arranged on a dust remover to prevent dust from accumulating on an insulator, and water mist is condensed on the insulator due to the high-temperature environment in the dust remover outside the dust remover, so that the insulator cannot be kept dry and burst; the other method is to arrange the insulator in a box body, and to arrange a sealing heat-insulating layer in the box body and a heating and temperature automatic control device in the insulator box body to keep the insulator dry and not to adhere dust or pollutants, but the method has higher cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple and feasible, with low costs can avoid the built-in wet electrostatic precipitator of insulator that insulator accumulation dust and insulator burst.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a wet electrostatic precipitator with a built-in insulator comprises a dust removal box, wherein an anode dust collecting pipe is arranged in the dust removal box, an electrode support is arranged above the anode dust collecting pipe in the dust removal box, a cathode corona wire is arranged on the electrode support corresponding to the anode dust collecting pipe, a spraying system is arranged at the top of the dust removal box, insulators are distributed on the electrode support, and high-voltage wires of a high-voltage power supply are led in from the outside of the dust removal box and connected with the cathode corona wire; the insulator is arranged in the dust removal box of the wet electrostatic dust collector, and when the anode dust collecting pipe is sprayed and removed dust through the spraying system, the insulator can be sprayed and cleaned at the same time without additionally arranging a fan or a blower; the insulator arranged in the dust removal box can be kept dry under the condition of high-temperature flue gas, the cracking problem is not easy to occur, dust accumulation of the insulator and cracking of the insulator can be avoided, and meanwhile, the method is simple, feasible and low in cost; and the insulator is arranged in the dust removal box, so that the wet electrostatic dust collector is more concise on the whole.

The utility model discloses following beneficial effect has:

the utility model discloses the built-in wet electrostatic precipitator of insulator has simple feasible, with low costs, can avoid the insulator to accumulate the characteristics that dust and insulator burst, and is more succinct on the whole simultaneously.

Drawings

Fig. 1 is an overall structure diagram of a wet electrostatic precipitator built in an insulator according to the present invention;

fig. 2 is a structural diagram of an electrode holder of a wet electrostatic precipitator built in an insulator according to the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, so as to more clearly understand the technical idea claimed in the present invention.

The insulator-embedded wet electrostatic precipitator shown in fig. 1-2 includes a dust removing box 1, an anode dust collecting tube 2 is disposed in the dust removing box 1, specifically, in this embodiment, the dust removing box 1 is partitioned by a first partition plate 11 and a second partition plate 12 to form an upper chamber 13, a middle chamber 14 and a lower chamber 15, the anode dust collecting tube 2 is disposed and fixed in the middle chamber 14, and the first partition plate 11 and the second partition plate 12 are provided with a vent 16 corresponding to the pipe orifice of the anode dust collecting tube 2.

An electrode support 3 is arranged above the anode dust collecting pipe 2 in the dust removing box 1, a cathode corona wire (not shown in the figure) is arranged on the electrode support 3 corresponding to the anode dust collecting pipe 2, a spraying system 4 is arranged at the top of the dust removing box 1, insulators 5 are distributed on the electrode support 3, and the insulators 5 are used for introducing a high-voltage wire of a high-voltage power supply from the outside of the dust removing box 1 and connecting the high-voltage wire with the cathode corona wire. In this embodiment, the electrode holder 3 is a frame-shaped holder formed by overlapping a plurality of first carrier bars 31 and a plurality of second carrier bars 32, mounting holes 33 are distributed on the first carrier bars 31 and the second carrier bars 32, and the insulators 5 and the cathode corona wires are arranged as required and respectively mounted on the mounting holes 33.

An air inlet 6 can be arranged at one side of a lower chamber 15 of the dust removing box 1, and an air outlet 7 is arranged at one side of an upper chamber 13, so that flue gas enters from the lower part and is discharged from the upper part for purification and dust removal treatment; or an air outlet 7 is arranged at one side of the lower chamber 15, an air inlet 6 is arranged at one side of the upper chamber 13, and the flue gas enters from the upper part and is discharged from the lower part for purification and dust removal treatment.

The wet electrostatic precipitator of the utility model arranges the insulator 5 in the dust-removing box 1, when the anode dust-collecting tube 2 is sprayed and dedusted by the spraying system 4, the insulator 5 can be sprayed and cleaned at the same time, and no fan or blower is needed to be arranged additionally; the insulator 5 arranged in the dust removing box 1 can be kept dry under the condition of high-temperature flue gas, the cracking problem is not easy to occur, and the insulator 5 is simple, feasible and low in cost while dust accumulation and cracking of the insulator 5 can be avoided; and the insulator 5 is arranged in the dust removal box 1, so that the wet electrostatic dust remover is simpler on the whole.

Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims

1. The utility model provides a built-in wet electrostatic precipitator of insulator, includes the dust removal case, the dust removal incasement has laid positive pole dust arrester pipe, the dust removal incasement is located the top installation of positive pole dust arrester pipe is equipped with electrode support, correspond on the electrode support positive pole dust arrester pipe is laid and is installed negative pole corona wire, the top of dust removal case is equipped with spraying system, its characterized in that, the last distributed mounting of electrode support has the insulator, the insulator is followed high voltage power supply's high-voltage line the dust removal case introduce outward with the negative pole corona wire connection.

2. The wet electrostatic precipitator with built-in insulator of claim 1, wherein the dust box is partitioned by a first partition plate and a second partition plate to form an upper chamber, a middle chamber and a lower chamber, the anode dust collecting pipe is arranged and fixed in the middle chamber, and the first partition plate and the second partition plate are provided with air vents corresponding to pipe openings of the anode dust collecting pipe.

3. The in-insulator wet electrostatic precipitator of claim 2, wherein an air inlet is provided at one side of said lower chamber and an air outlet is provided at one side of said upper chamber.

4. The in-insulator wet electrostatic precipitator of claim 2, wherein an air outlet is provided at one side of said lower chamber and an air inlet is provided at one side of said upper chamber.

5. The in-insulator wet electrostatic precipitator of any of claims 1-4, wherein the electrode holder is a mesh frame-shaped holder consisting of a plurality of first and second bracket bars that are overlapped with each other, and the first and second bracket bars are each provided with mounting holes.