CN210874386U - Self-cleaning filtering device of wet electric dust collector - Google Patents
Self-cleaning filtering device of wet electric dust collector Download PDFInfo
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- CN210874386U CN210874386U CN201920755707.1U CN201920755707U CN210874386U CN 210874386 U CN210874386 U CN 210874386U CN 201920755707 U CN201920755707 U CN 201920755707U CN 210874386 U CN210874386 U CN 210874386U
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- cleaning filter
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Abstract
The utility model provides a wet-type electrostatic precipitator is from washing filter equipment, include: water inlet pipe, water inlet valve, side pipe, side water valve, self-cleaning filter, blow-off pipe, blow-off valve, water outlet valve and water outlet pipe. The utility model has the advantages that: the utility model discloses a wet-type electrostatic precipitator is from washing filter equipment, can retrieve the circulation again with the higher water of use back cleanliness and spray, prevents that the nozzle from plugging up, ensures the effective operation of whole equipment simultaneously. The self-cleaning filtering device ensures the quality of water, effectively reduces the water consumption in the process of dehumidification and dust removal, has high utilization rate of circulating water, reduces the production cost and can also improve the dust removal efficiency.
Description
Technical Field
The utility model relates to a filter equipment technical field, concretely relates to wet-type electrostatic precipitator is from washing filter equipment.
Background
The wet electric dust collector is basically used in the processes of power plant smoke dust desulfurization and the like, and the working principle of the wet electric dust collector is to utilize the charge of high-pressure dust; spraying through water; the ash accumulated on the polar plate and the polar line is washed down. The purpose of cleaning ash is achieved. The dust removal mainly depends on a high-voltage power supply. The ash removal is mainly based on a water system. Water systems are particularly important in wet removal. And the problems of large water consumption and low utilization rate of circulating water exist in the dust removal process in the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, especially, the present invention provides a self-cleaning filter device for a wet electrostatic precipitator, which can solve the above problems.
In order to achieve the above object, the utility model adopts the following technical means:
a wet electrostatic precipitator self-cleaning filter apparatus comprising: a water inlet pipe, a water inlet valve, a bypass pipe, a bypass water valve, a self-cleaning filter, a blow-off pipe, a blow-off valve, a water outlet valve and a water outlet pipe, the water inlet pipe is arranged at the water inlet of the self-cleaning filter and is connected with the water inlet of the self-cleaning filter, the water inlet valve is arranged on the water inlet pipe and is connected with the water inlet pipe in a control way, the sewage discharge pipe is arranged at the sewage discharge port of the self-cleaning filter and is connected with the sewage discharge port of the self-cleaning filter, the sewage draining valve is arranged on the sewage draining pipe and is connected with the sewage draining pipe in a control way, the water outlet pipe is arranged at the water outlet of the self-cleaning filter and is connected with the water outlet of the self-cleaning filter, the water outlet valve is arranged on the water outlet pipe and is connected with the water outlet pipe in a control way, the side pipe is arranged between the water inlet pipe and the water outlet pipe, one end of the side pipe is communicated with the water inlet pipe, the other end of the side pipe is communicated with the water outlet pipe, and the side water valve is arranged on the side pipe and is in control connection with the side pipe.
Furthermore, a controller is arranged on the outer side of the self-cleaning filter, and the controller is respectively in control connection with the water inlet valve, the bypass water valve, the self-cleaning filter, the drain valve and the water outlet valve.
Further, the controller is a PLC controller.
Further, the controller is externally connected with a DSC control system.
Furthermore, a mechanical blue type filtering device is arranged on the side pipe.
The utility model has the advantages that: the utility model discloses a wet-type electrostatic precipitator is from washing filter equipment, can retrieve the circulation again with the higher water of use back cleanliness and spray, prevents that the nozzle from plugging up, ensures the effective operation of whole equipment simultaneously. The self-cleaning filtering device ensures the quality of water, effectively reduces the water consumption in the process of dehumidification and dust removal, has high utilization rate of circulating water, reduces the production cost and can also improve the dust removal efficiency.
Drawings
Fig. 1 is a schematic structure of the present invention.
Fig. 2 is a diagram of a control system for the self-cleaning filter of the present invention.
Detailed Description
The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings.
As shown in fig. 1 to 2, the utility model provides a wet-type electrostatic precipitator is from cleaning filter equipment, include: the device comprises a water inlet pipe 1, a water inlet valve 2, a bypass pipe 3, a bypass water valve 4, a self-cleaning filter 5, a blow-off pipe 6, a blow-off valve 7, a water outlet valve 8 and a water outlet pipe 9, wherein the water inlet pipe 1 is arranged at the water inlet of the self-cleaning filter 5 and connected with the water inlet of the self-cleaning filter 5, the water inlet valve 2 is arranged on the water inlet pipe 1 and connected with the water inlet pipe 1 in a control mode, the blow-off pipe 6 is arranged at the blow-off port of the self-cleaning filter 5 and connected with the blow-off port of the self-cleaning filter 5, the blow-off valve 7 is arranged on the blow-off pipe 6 and connected with the blow-off pipe 6 in a control mode, the water outlet pipe 9 is arranged at the water outlet of the self-cleaning filter 5 and connected with the water outlet of the self-cleaning filter 5, the water outlet valve 8 is arranged on the water outlet, the other end of the side pipe 3 is communicated with the water outlet pipe 9, the side water valve 4 is arranged on the side pipe 3 and is in control connection with the side pipe 3, the side pipe 3 is provided with a mechanical blue type filter device 10, and the self-cleaning filter 5. The automatic cleaning device is characterized in that a controller 11 is arranged on the outer side of the automatic cleaning device, the controller 11 is respectively in control connection with the water inlet valve 2, the bypass water valve 4, the self-cleaning filter 5, the drain valve 7 and the water outlet valve 8, the controller 11 is a PLC (programmable logic controller), and the controller 11 is externally connected with a DSC (differential scanning calorimetry) control system.
The utility model discloses mainly include following step:
(1) determining the required water consumption according to the parameters of the electric dust collector; determining the water flow participating in the circulation;
(2) after adding 20% of allowance to the flow, determining the size of the device amount; selecting a proper inlet and outlet caliber and a pipeline trend;
(3) type selection determination of the self-cleaning filter and the valve;
(4) and determining a control box and a controller according to the process flow, and manufacturing and producing.
Preferably, the sewage discharge is performed periodically, the motor 2MIN is normally operated after the sewage discharge is performed for 1MIN, and the pressure difference condition of the self-cleaning filter 5 must be noticed during the operation.
Preferably, the differential pressure of the self-cleaning filter 5 is controlled to reach a set value, and the motor operation of the self-cleaning filter 5 and the discharge of the waste water are directly started, thereby ensuring efficient operation.
Preferably, the sewage after the front clean water washing is precipitated and then can enter a water collecting tank for circulating water spraying for continuous use.
Preferably, the design selection parameter is designed with a balance of 20% more water than is required to be treated. All signals can be connected to DCS control and can realize local control. The overhaul of personnel is reduced, and the design treatment capacity of improving water treatment is more simple. Thereby achieving the effects of energy conservation and emission reduction.
The utility model discloses a wet-type electrostatic precipitator is from washing filter equipment, can retrieve the circulation again with the higher water of use back cleanliness and spray, prevents that the nozzle from plugging up, ensures the effective operation of whole equipment simultaneously. The self-cleaning filtering device ensures the quality of water, effectively reduces the water consumption in the process of dehumidification and dust removal, reduces the production cost and can also improve the dust removal efficiency. In the circulating water utilization process to wet-type electrostatic precipitator, can satisfy the technology demand to crossing water and improving quality of water, and play the primary role in whole circulating water sprays, can retrieve the circulation again and spray the higher water of cleanliness after using, guarantee dehumidification water key equipment, so the device has effectively reduced the water consumption among the wet-type dust removal process, plays indispensable effect.
Claims (5)
1. A wet-type electrostatic precipitator is from washing filter equipment, its characterized in that includes: the device comprises a water inlet pipe (1), a water inlet valve (2), a side pipe (3), a side water valve (4), a self-cleaning filter (5), a sewage discharge pipe (6), a sewage discharge valve (7), a water outlet valve (8) and a water outlet pipe (9), wherein the water inlet pipe (1) is arranged at the water inlet of the self-cleaning filter (5) and is connected with the water inlet of the self-cleaning filter (5), the water inlet valve (2) is arranged on the water inlet pipe (1) and is in control connection with the water inlet pipe (1), the sewage discharge pipe (6) is arranged at the sewage discharge outlet of the self-cleaning filter (5) and is connected with the sewage discharge outlet of the self-cleaning filter (5), the sewage discharge valve (7) is arranged on the sewage discharge pipe (6) and is in control connection with the sewage discharge pipe (6), the water outlet pipe (9) is arranged at the water outlet of the self-cleaning filter (5) and is connected with the water outlet of the self-cleaning filter (5), the water outlet valve, the utility model discloses a water purifier, including inlet tube (1), outlet pipe (9), other pipe (3), the one end and inlet tube (1) of other pipe (3) communicate with each other and are connected, the other end and outlet pipe (9) of other pipe (3) communicate with each other and are connected, other water valve (4) set up on other pipe (3) with other pipe (3) control connection.
2. The self-cleaning filter device of the wet electric precipitator according to claim 1, wherein a controller (11) is arranged outside the self-cleaning filter (5), and the controller (11) is respectively in control connection with the water inlet valve (2), the bypass valve (4), the self-cleaning filter (5), the blowdown valve (7) and the water outlet valve (8).
3. A wet electrostatic precipitator self-cleaning filter apparatus according to claim 2, wherein the controller (11) is a PLC controller.
4. The self-cleaning and filtering device of a wet electric dust collector of claim 2, wherein the controller (11) is externally connected with a DSC control system.
5. A wet electrostatic precipitator self-cleaning filter device according to claim 1, wherein a mechanical blue filter (10) is provided on the bypass pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755707.1U CN210874386U (en) | 2019-05-24 | 2019-05-24 | Self-cleaning filtering device of wet electric dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755707.1U CN210874386U (en) | 2019-05-24 | 2019-05-24 | Self-cleaning filtering device of wet electric dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210874386U true CN210874386U (en) | 2020-06-30 |
Family
ID=71333236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920755707.1U Expired - Fee Related CN210874386U (en) | 2019-05-24 | 2019-05-24 | Self-cleaning filtering device of wet electric dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210874386U (en) |
-
2019
- 2019-05-24 CN CN201920755707.1U patent/CN210874386U/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 |
Granted publication date: 20200630 Termination date: 20210524 |
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| CF01 | Termination of patent right due to non-payment of annual fee |