CN210614026U

CN210614026U - Electrostatic oil smoke purifier with condensation function

Info

Publication number: CN210614026U
Application number: CN201921383764.8U
Authority: CN
Inventors: 陈新生
Original assignee: Hangzhou Lq Environmental Engineering Co ltd
Current assignee: Zhejiang Liqiang environmental protection equipment Technology Co.,Ltd.
Priority date: 2019-08-24
Filing date: 2019-08-24
Publication date: 2020-05-26
Anticipated expiration: 2029-08-24

Abstract

The utility model relates to an electrostatic oil smoke purification device with condensation function, which is characterized in that the device comprises a high-voltage electrostatic purification device and a cooling tower connected with the high-voltage electrostatic purification device through a pipeline and a circulating pump, two pore plates which are vertically and horizontally arranged are arranged in the shell of the high-voltage electrostatic purification device, a plurality of regularly arranged circular holes are arranged on the pore plates, a gap is arranged between each circular hole, a plurality of anode steel pipes are vertically arranged between the upper and the lower pore plates according to the corresponding circular holes, a discharge cathode is arranged at the central position of each anode steel pipe, the upper and the lower ends of each anode steel pipe are respectively fully welded with the peripheries of the circular holes corresponding to the pore plates, the outer wall of the anode steel pipe, the upper and the lower pore plates and the shell form an independent cavity, one side below the cavity is provided with a water inlet, the, the pipeline pump is connected with the water inlet pipe in series, and the water outlet is connected with the water inlet of the cooling tower through the water outlet pipe.

Description

Electrostatic oil smoke purifier with condensation function

Technical Field

The utility model relates to an oil smoke purifier specifically is electrostatic oil smoke purifier who has the condensation function.

Background

The existing treatment process of high-temperature oil fume waste gas is characterized by that a high-voltage electrostatic equipment is series-connected in the rear section of cooling unit to form two-stage treatment, the cooling unit adopts spray tower (direct cooling) or cooler (indirect cooling) to reduce smoke temp., in which the spray tower can be used for cooling smoke gas, at the same time the spray tower can be used for making primary purification treatment of smoke gas (removing granules with larger grain size and trapping oil mist particles), the cooled waste gas can be fed into high-voltage electrostatic equipment to further remove granules with small grain size and oil mist. The purification principle of the high-voltage electrostatic equipment is that pollutant particles passing through an electric field are charged by utilizing a direct-current non-uniform electric field, the charged particles are gathered to the surface of an anode which is vertically arranged under the action of electric field force, and the gathered pollutants fall into a collecting region below the electric field under the action of gravity and are discharged by a discharge pipe communicated with the collecting region.

The process adopts the spray tower (or cooler) and the high-voltage electrostatic equipment which are connected in series, the whole set of equipment occupies a large area, and the one-time investment and the operation cost of a user are high.

Disclosure of Invention

To the problem that exists among the prior art, the utility model aims to provide an electrostatic oil smoke purifier who has condensation function.

The utility model relates to an electrostatic oil smoke purifier with condensation function, including high-pressure electrostatic purification equipment and the cooling tower that couples with it through pipeline and circulating pump, high-pressure electrostatic purification equipment's casing is equipped with exhaust outlet, goes up the access hole, and lower access hole, exhaust inlet, bottom drain, exhaust outlet, go up the access hole, exhaust inlet and bottom drain all link up with the casing cavity down. Two pore plates which are vertically and correspondingly arranged and are horizontally arranged are arranged in the shell, the periphery of each pore plate is in full welding with the inner wall of the shell, a plurality of round holes which are regularly arranged are arranged on each pore plate, a gap is reserved between each round hole, a plurality of anode steel tubes are vertically arranged between the upper pore plate and the lower pore plate according to the corresponding round holes, a discharge cathode is arranged at the central position of each anode steel tube, the upper end and the lower end of each cathode are fixed on a bracket, the bracket is fixed by an insulator and is insulated with the anode steel tubes and the shell, an external direct current power supply is connected with the bracket through a high-voltage insulated cable, the bracket is fixed by the insulator and is insulated with the anode steel tubes and the shell, the upper end and the lower end of each anode steel tube are respectively in full welding with the periphery of the round holes which correspond to, the water inlet and the water outlet are communicated with the cavity, the water inlet is connected with the water outlet of the cooling tower through a water inlet pipe, the pipeline pump is connected with the water inlet pipe in series, and the water outlet is connected with the water inlet of the cooling tower through a water outlet pipe.

The utility model discloses become similar shell and tube type heat exchanger with high-pressure electrostatic equipment's local structural design, pass through electric field anode steel pipe outer wall with absorption high temperature oil smoke waste gas heat by the circulating water, oil mist and moisture in the high temperature oil smoke waste gas condense at anode steel pipe inner wall, and its specific resistance reduces after the cooling of high temperature oil smoke waste gas and is favorable to the particle lotus electricity and then promotes high-pressure static purifying effect, more has its volume reduction of high temperature oil smoke waste gas cooling back promptly waste gas flow reduces and promotes high-pressure static purifying effect equally in the electric field. The utility model discloses with heat exchange and high-voltage static laying dust in a casing, compact structure reduces device area and fund input.

Drawings

Fig. 1 is a schematic structural diagram of the present invention, and fig. 2 is a schematic diagram of the orifice plate of the present invention.

In the figure: 10-high voltage electrostatic purification equipment, 11-waste gas outlet, 12-upper access hole, 13-water inlet, 14-waste gas inlet, 15-lower access hole, 16-sewage outlet, 17-water outlet, 21-insulator, 22-pore plate, 23-anode metal pipe, 24-cathode, 25-bracket, 30-cooling tower, 31-circulating pump, 32-water inlet pipe and 33-water outlet pipe.

Detailed Description

As shown in fig. 1-2, an electrostatic lampblack purification device with a condensation function comprises a high-voltage electrostatic purification device 10 and a cooling tower 30 connected with the high-voltage electrostatic purification device through a pipeline and a circulating pump 31, wherein a shell 11 of the high-voltage electrostatic purification device 10 is provided with a waste gas outlet 12, an upper access hole 13, a lower access hole 16, a waste gas inlet 15 and a bottom sewage outlet 17, and the waste gas outlet 12, the upper access hole 13, the lower access hole 16, the waste gas inlet 15 and the bottom sewage outlet 17 are communicated with a cavity of the shell 11. Two orifice plates 22 which are vertically and correspondingly arranged and horizontally arranged are arranged in the shell 11, the periphery of each orifice plate 22 is fully welded with the inner wall of the shell 11, a plurality of round holes which are regularly arranged on each orifice plate 22 are provided with a gap between each round hole, a plurality of anode steel tubes 23 are vertically arranged between the upper and lower orifice plates 22 according to the corresponding round holes, a discharge cathode 24 is arranged at the central position of each anode steel tube, the upper and lower ends of each cathode 24 are fixed on a bracket 25 which is fixed by an insulator 21 and insulated with the anode steel tubes 23 and the shell 11, an external direct current power supply is connected with the bracket 25 through a high-voltage insulated cable, the upper and lower ends of each anode steel tube 23 are respectively fully welded with the periphery of the corresponding round holes of the orifice plates 22, the outer wall of each anode steel tube 23, the upper and lower orifice plates 22 and the shell 11 form an independent cavity, a water inlet 14 is arranged on one, the water inlet 14 is connected with a water outlet of the cooling tower 30 through a water inlet pipe 32, the pipeline pump 31 is connected with the water inlet pipe 32 in series, and the water outlet 18 is connected with a water inlet of the cooling tower 30 through a water outlet pipe 33.

In use, high-temperature oil smoke waste gas enters the high-voltage electrostatic purification equipment 10 from a waste gas inlet 15, the waste gas is in the lower part of the high-voltage electrostatic purification equipment 10 and is converged and flows through a plurality of vertically arranged anode steel pipes 23 from bottom to top, in a non-uniform electric field between the anode steel pipes 23 and a cathode 24, particulate matters and oil mist in the waste gas are adsorbed to the inner wall of the anode steel pipe 23 under the action of electric field force, meanwhile, circulating water is injected into the independent cavity from a water inlet 14 through a water inlet pipe 32 by a pipeline pump 31, the circulating water absorbs heat of the waste gas through the anode steel pipe 23, the oil mist and moisture in the waste gas are condensed on the inner wall of the anode steel pipe 23, the particulate matters, oil drops and the moisture accumulated on the inner wall of the anode steel pipe 23 under the double actions of the electric field force and. The waste gas after removing the pollutants is discharged from a waste gas outlet 12 arranged at the top of the high-voltage electrostatic purification equipment 10. Circulating water injected into the cavity absorbs heat of the exhaust gas and then enters the cooling tower 30 from the water outlet 18 through the water outlet pipe 33 for circulating cooling.

Claims

1. The electrostatic oil fume purifier with condensing function includes high voltage electrostatic purifier and cooling tower connected via pipeline and circulating pump to the high voltage electrostatic purifier, and the casing of the high voltage electrostatic purifier has waste gas outlet, upper overhaul port, lower overhaul port, waste gas inlet and bottom draining port communicated with the casing cavity.

2. The electrostatic lampblack purification device with condensation function as claimed in claim 1, wherein there are two corresponding and horizontally arranged orifice plates in the housing, the periphery of the orifice plate is fully welded to the inner wall of the housing, there is a gap between each orifice plate and each orifice plate, there are a plurality of anode steel tubes vertically arranged according to the corresponding orifice plate between the upper and lower orifice plates, a discharge cathode is arranged at the center of each anode steel tube, the upper and lower ends of the cathode are fixed to a bracket, the bracket is fixed by an insulator and insulated from the anode steel tubes and the housing, an external direct current power supply is connected to the bracket by a high voltage insulated cable, the upper and lower ends of the anode steel tubes are fully welded to the periphery of the orifice plate corresponding to the orifice plate, the outer wall of the anode steel tube, the upper and lower orifice plates and the housing form an independent cavity, and a water inlet is arranged, and a water outlet is arranged on the other side above the cavity, the water inlet and the water outlet are communicated with the cavity, the water inlet is connected with the water outlet of the cooling tower through a water inlet pipe, the pipeline pump is connected with the water inlet pipe in series, and the water outlet is connected with the water inlet of the cooling tower through a water outlet pipe.

3. The electrostatic lampblack purification device with the condensation function as claimed in claim 1, characterized by comprising a high-voltage electrostatic purification device and a cooling tower connected with the high-voltage electrostatic purification device through a pipeline and a circulating pump.

4. The electrostatic lampblack purification device with the condensation function as claimed in claim 1, wherein two perforated plates are arranged in the shell in a vertically corresponding and horizontal mode, the peripheries of the perforated plates are fully welded with the inner wall of the shell, a plurality of round holes are regularly arranged on each perforated plate, and a gap is reserved between each round hole.

5. The electrostatic lampblack purification device with condensation function as claimed in claim 1, wherein a plurality of anode steel tubes are vertically arranged between the upper and lower pore plates according to corresponding circular holes, a discharge cathode is arranged at the center of each anode steel tube, the upper and lower ends of the cathode are fixed on a support, and the support is fixed by an insulator and insulated from the anode steel tubes and the shell.

6. The electrostatic oil fume purifying device with condensing function as claimed in claim 1, wherein the upper and lower ends of the anode steel tube are welded to the periphery of the corresponding circular hole of the porous plate, and the outer wall of the anode steel tube, the upper and lower porous plates and the housing form an independent cavity.

7. The electrostatic lampblack purification device with the condensation function as claimed in claim 1, wherein a water inlet is formed in one side below the cavity, a water outlet is formed in the other side above the cavity, and the water inlet and the water outlet are communicated with the cavity.