CN209810429U - Protection device for discharge electrode of wet electrostatic precipitator - Google Patents
Protection device for discharge electrode of wet electrostatic precipitator Download PDFInfo
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- CN209810429U CN209810429U CN201920531957.7U CN201920531957U CN209810429U CN 209810429 U CN209810429 U CN 209810429U CN 201920531957 U CN201920531957 U CN 201920531957U CN 209810429 U CN209810429 U CN 209810429U
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- protection
- insulator
- insulation
- wet electrostatic
- discharge electrode
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Abstract
The utility model discloses a protection device of a discharge electrode of a wet electrostatic dust collector, which relates to the field of wet electrostatic dust collectors, and comprises a ceiling protection mechanism and a bottom protection mechanism; the bottom protection mechanism comprises a lower frame, a first fixing column, a second fixing column, a protection cover, a hot air pipe, a first insulator and a protection barrel; the suspended ceiling protection mechanism comprises an upper frame, an insulation protection box, an insulation protection pipe and a second insulator. In the utility model, the bottom protection mechanism is arranged, the protection cover and the protection cylinder are arranged, the water mist and the smoke are prevented from being attached to the first insulator, so that the first insulator is damaged, and the hot air pipe is arranged to blow hot air to the bottom of the cathode wire and the first insulator, so that the internal water vapor is evaporated; through being provided with furred ceiling protection mechanism, be provided with the insulating case, isolated water smoke, flue gas etc. adhere to the second insulator, are provided with the insulating protective tube and prevent steam, smog and negative pole line contact.
Description
Technical Field
The utility model relates to a wet electrostatic precipitator field, in particular to protection device of discharge electrode of wet electrostatic precipitator.
Background
The wet electrostatic precipitator is a purification equipment for treating micro-dust and micro-particles, mainly used for removing dust, acid mist, liquid drops, aerosol, PM2.5 and other harmful substances in moisture-containing gas, and has the advantages of high dust removal efficiency, small pressure loss, simple operation, low energy consumption, no moving parts, no secondary dust emission, capability of working below the dew point temperature of flue gas, capability of being combined with other flue gas treatment equipment, flexibility, diversity and the like, is one of ideal equipment for treating industrial flue gas pollution, and has great application in acid removal and demisting in various industrial production processes. However, in the existing wet electrostatic precipitator, the discharge electrode contacts with the flue gas, if the condensation of water vapor, acid and the like in the flue gas is attached to the cathode wire or the insulator of the discharge electrode, the surface insulation is failed to form surface leakage, when the electric field is not electrified seriously, the insulator is burnt out by the heat of the leakage to be broken or cracked, and certain particles in the flue gas are attached to the surface of the insulator to cause insulation damage. Particularly, the existing wet electrostatic precipitator generates a great amount of water mist, steam and the like during operation, and the water vapor in the existing wet electrostatic precipitator is mixed with corrosive components such as sulfuric acid and the like, so that the conductivity of the insulator is greatly influenced.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the technical problem to be solved in the present invention is to provide a protection device for a discharge electrode of a wet electrostatic precipitator, aiming to provide a protection device for the discharge electrode.
In order to achieve the above purpose, the utility model provides a protection device of a discharge electrode of a wet electrostatic dust collector, which comprises a ceiling protection mechanism and a bottom protection mechanism; the bottom protection mechanism comprises a lower frame, a first fixing column, a second fixing column, a protection cover, a hot air pipe, a first insulator and a protection barrel, the protection cover is installed below the lower frame through the first fixing column and the second fixing column, a through hole is formed in the middle of the protection cover, and a cathode line extends into the protection barrel through the through hole; a fixed ring is fixedly installed on the end face, away from the lower frame, of the protective cover, an external thread is arranged on the outer side of the ring, an internal thread is arranged on the inner side of one end of the protective cylinder, the internal thread is matched with the external thread, the protective cylinder is installed below the protective cover through matching of the internal thread and the external thread, the first insulator is fixedly installed on the inner wall of the protective cylinder, and the cathode wire is connected to the first insulator; the hot air pipe obliquely penetrates through the side wall of the protective cylinder; the suspended ceiling protection mechanism comprises an upper frame, an insulation protection box, an insulation protection pipe and a second insulator, wherein the insulation box is fixedly mounted on the upper frame, the second insulator is fixedly mounted in the insulation box, the insulation protection pipe is mounted on the insulation box and runs through the wall of the insulation box, and the cathode wire is connected to an external power source through the insulation protection pipe behind the second insulator.
In the technical scheme, the bottom protection mechanism is arranged, the protection cover and the protection barrel are arranged, so that water mist and smoke are prevented from being attached to the first insulator to damage the first insulator, and the hot air pipe is arranged to blow hot air to the bottom of the cathode wire and the first insulator to evaporate internal water vapor; the suspended ceiling protection mechanism is arranged, the insulating box is arranged, water mist, smoke and the like are isolated from being attached to the second insulator, and the insulating protection pipe is arranged to prevent water vapor, smoke and cathode lines from contacting; the protection device protects the first insulator, the second insulator and the cathode wire from being corroded by smoke, water vapor and the like, and ensures normal use of the discharge electrode.
In a specific embodiment, the top surface of the shield is inclined towards the periphery from the middle, and the top surface of the shield is provided with at least 4 water chutes. Therefore, the drainage is facilitated, and the adhesion of the grey water to the top surface of the protective cover is reduced.
In a specific embodiment, the hot air pipe and the side wall of the protective cylinder form a first included angle, and the first included angle is 30-60 degrees.
In one embodiment, the insulation protection tube is parallel to the upper frame, and the insulation protection tube is adhered to the insulation box through a strong adhesive.
In one embodiment, the top surface of the insulating box is high in the middle and low at the edges. Based on this, water is prevented from adhering to the top surface of the insulating case
In a specific embodiment, an insulating sealing tube is arranged in the through hole. Based on this, reduce dust, steam and get into the protection section of thick bamboo.
In a specific embodiment, the shield material is ceramic.
The utility model has the advantages that: in the utility model, the bottom protection mechanism is arranged, the protection cover and the protection cylinder are arranged, the water mist and the smoke are prevented from being attached to the first insulator, so that the first insulator is damaged, and the hot air pipe is arranged to blow hot air to the bottom of the cathode wire and the first insulator, so that the internal water vapor is evaporated; the suspended ceiling protection mechanism is arranged, the insulating box is arranged, water mist, smoke and the like are isolated from being attached to the second insulator, and the insulating protection pipe is arranged to prevent water vapor, smoke and cathode lines from contacting; the protection device protects the first insulator, the second insulator and the cathode wire from being corroded by smoke, water vapor and the like, and ensures normal use of the discharge electrode.
Drawings
Fig. 1 is a protection device for a discharge electrode of a wet electrostatic precipitator according to an embodiment of the present invention.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1, in a first embodiment of the present invention, a protection device for a discharge electrode of a wet electrostatic precipitator is provided, the protection device includes a ceiling protection mechanism and a bottom protection mechanism; the bottom protection mechanism comprises a lower frame 101, a first fixing column 102, a second fixing column 103, a protective cover 104, a hot air pipe 105, a first insulator 106 and a protective sleeve 107, wherein the protective cover 104 is mounted below the lower frame 101 through the first fixing column 102 and the second fixing column 103, a through hole 108 is formed in the middle of the protective cover 104, and a cathode line 300 extends into the protective sleeve 107 through the through hole 108; a fixed ring 109 is fixedly installed on the end face, away from the lower frame 101, of the protective cover 104, an external thread is arranged on the outer side of the ring, an internal thread is arranged on the inner side of one end of the protective cylinder 107, the internal thread is matched with the external thread, the protective cylinder 107 is installed below the protective cover 104 through matching of the internal thread and the external thread, the first insulator 106 is fixedly installed on the inner wall of the protective cylinder 107, and the cathode line 300 is connected to the first insulator 106; the hot air pipe 105 obliquely penetrates through the side wall of the protective cylinder 107; the suspended ceiling protection mechanism comprises an upper frame 201, an insulation protection box 202, an insulation protection tube 203 and a second insulator 204, wherein the insulation box is fixedly mounted on the upper frame 201, the second insulator 204 is fixedly mounted in the insulation box, the insulation protection tube 203 is mounted on the insulation box and runs through the wall of the insulation box, and the cathode wire 300 is connected to an external power supply through the insulation protection tube 203 after the second insulator 204.
In this embodiment, the top surface of the protective cover 104 is inclined towards the periphery from the middle, and the top surface of the protective cover 104 is provided with at least 4 water chutes.
In this embodiment, the hot air pipe 105 and the sidewall of the protection cylinder 107 form a first included angle 110, and the first included angle 110 is 30 to 60 degrees.
In this embodiment, the insulation protection tube 203 is parallel to the upper frame 201, and the insulation protection tube 203 is adhered to the insulation box by a strong adhesive.
In this embodiment, the top surface of the insulating box is high in the middle and low at the edge.
In this embodiment, an insulating sealing tube is disposed in the through hole 108.
In this embodiment, the protective cover 104 is made of ceramic.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (7)
1. A protection device for a discharge electrode of a wet electrostatic dust collector is characterized by comprising a ceiling protection mechanism and a bottom protection mechanism; the bottom protection mechanism comprises a lower frame, a first fixing column, a second fixing column, a protection cover, a hot air pipe, a first insulator and a protection barrel, the protection cover is installed below the lower frame through the first fixing column and the second fixing column, a through hole is formed in the middle of the protection cover, and a cathode line extends into the protection barrel through the through hole; a fixed ring is fixedly installed on the end face, away from the lower frame, of the protective cover, an external thread is arranged on the outer side of the ring, an internal thread is arranged on the inner side of one end of the protective cylinder, the internal thread is matched with the external thread, the protective cylinder is installed below the protective cover through matching of the internal thread and the external thread, the first insulator is fixedly installed on the inner wall of the protective cylinder, and the cathode wire is connected to the first insulator; the hot air pipe obliquely penetrates through the side wall of the protective cylinder; the suspended ceiling protection mechanism comprises an upper frame, an insulation protection box, an insulation protection pipe and a second insulator, wherein the insulation box is fixedly mounted on the upper frame, the second insulator is fixedly mounted in the insulation box, the insulation protection pipe is mounted on the insulation box and runs through the wall of the insulation box, and the cathode wire is connected to an external power source through the insulation protection pipe behind the second insulator.
2. The apparatus as claimed in claim 1, wherein the top surface of the shield is inclined from the middle to the periphery, and the top surface of the shield is provided with at least 4 water chutes.
3. The apparatus as claimed in claim 1, wherein the hot gas pipe forms a first angle with a sidewall of the shielding cylinder, and the first angle is 30-60 degrees.
4. The apparatus for protecting a discharge electrode of a wet electrostatic precipitator according to claim 1, wherein said insulating protection tube is parallel to said upper frame, and said insulating protection tube is adhered to said insulating case by a strong adhesive.
5. The apparatus for protecting a discharge electrode of a wet electrostatic precipitator according to claim 1, wherein the top surface of the insulating case is high in the middle and low at the edges.
6. The apparatus for protecting a discharge electrode of a wet electrostatic precipitator according to claim 1, wherein an insulating sealing tube is provided in the through hole.
7. The apparatus for protecting a discharge electrode of a wet electrostatic precipitator according to claim 1, wherein the shield material is ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531957.7U CN209810429U (en) | 2019-04-18 | 2019-04-18 | Protection device for discharge electrode of wet electrostatic precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531957.7U CN209810429U (en) | 2019-04-18 | 2019-04-18 | Protection device for discharge electrode of wet electrostatic precipitator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209810429U true CN209810429U (en) | 2019-12-20 |
Family
ID=68880627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920531957.7U Expired - Fee Related CN209810429U (en) | 2019-04-18 | 2019-04-18 | Protection device for discharge electrode of wet electrostatic precipitator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209810429U (en) |
-
2019
- 2019-04-18 CN CN201920531957.7U patent/CN209810429U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20210418 |