CN220495797U - Scraping type self-cleaning filter - Google Patents
Scraping type self-cleaning filter Download PDFInfo
- Publication number
- CN220495797U CN220495797U CN202321823619.3U CN202321823619U CN220495797U CN 220495797 U CN220495797 U CN 220495797U CN 202321823619 U CN202321823619 U CN 202321823619U CN 220495797 U CN220495797 U CN 220495797U
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- CN
- China
- Prior art keywords
- filter
- cleaning
- valve
- scraping
- liquid outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004140 cleaning Methods 0.000 title claims abstract description 53
- 238000007790 scraping Methods 0.000 title claims abstract description 36
- 239000007788 liquid Substances 0.000 claims description 49
- 238000005192 partition Methods 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000010865 sewage Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000002002 slurry Substances 0.000 abstract description 9
- 238000000605 extraction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to a scraping type self-cleaning filter, which comprises a filter, a scraping device and a control unit. The scraping device is arranged in the filter, the control unit is used for controlling equipment such as a motor, an automatic valve and the like, so that the automatic cleaning of the filter is realized, massive particles in slurry can be effectively filtered, the continuity of extraction operation is realized, the uniformity of the slurry is ensured, and the continuous extraction operation of a slurry dissolving process is particularly suitable; the filter can realize automatic cleaning of the filter, avoids manual cleaning of the filter, and effectively reduces the workload of personnel.
Description
Technical Field
The utility model relates to material pulping operation, in particular to slurry extraction operation.
Background
The chemical industry production is often carried out the slurrying operation of material, and after the material slurrying, thick liquid is carried to next process, need filter the thick liquid in the in-process that thick liquid carried to guarantee the homogeneity of thick liquid, guarantee simultaneously that the operation of taking out can go on in succession. The traditional filter needs to be cleaned regularly, the cleaning labor intensity is high, and when toxic materials are involved, the risks of poisoning and secondary pollution exist.
Disclosure of Invention
The present utility model discloses a scraping type self-cleaning filter to solve any of the above-mentioned problems and other potential problems of the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the scraping type self-cleaning filter comprises a filter, a scraping device and a control unit;
further, the scraping device is arranged inside the filter, and the control unit is used for controlling equipment such as a motor, an automatic valve and the like to realize automatic cleaning of the filter.
The filter comprises a cylinder body, a top cover, a lower cover and a filter screen; the top cover is connected with the upper part of the cylinder body in a bolt connection mode; the lower cover is connected with the lower part of the cylinder body in a bolt connection mode;
further, the cylinder body also comprises an upper partition plate, a lower partition plate, a liquid inlet, a liquid outlet and a cleaning port; the upper partition plate is connected with the upper part in the cylinder, the lower partition plate is connected with the lower part in the cylinder, the liquid inlet is arranged at the upper part of the side of the cylinder, the liquid outlet is arranged at the lower part of the side of the cylinder, and the cleaning port is arranged at the side edge of the liquid outlet;
further, the lower cover is conical, and the lower part of the lower cover is a sewage outlet;
further, the filter screen is cylindric, and upper portion links to each other with last baffle, and lower part links to each other with lower baffle, and upper baffle, lower baffle link to each other with the filter screen department has the hole that equals with filter screen drum diameter respectively.
The scraping device comprises a motor, a speed reducer, a mechanical seal, a connecting shaft and a scraping plate;
further, the motor is connected with the speed reducer, the speed reducer is connected with the connecting shaft, the scraping plate is arranged at the lower part of the connecting shaft and is connected with the connecting shaft, the mechanical seal is arranged on the top cover, and the connecting shaft penetrates through the mechanical seal and the top cover.
The control unit comprises a liquid inlet valve, a liquid outlet valve, a cleaning valve, a drain valve and a control system, wherein the control system can adopt a PLC or DCS system.
Further, the liquid inlet valve is arranged on the liquid inlet, the liquid outlet valve is arranged on the liquid outlet, the cleaning valve is arranged on the cleaning port, the sewage discharging valve is arranged on the sewage discharging port, and the liquid inlet valve, the liquid outlet valve, the cleaning valve, the sewage discharging valve and the motor are all connected with the control system and controlled by the control system.
Wherein the distance between the scraping plate and the filter screen is 0.5 cm-2 cm.
Wherein the filter, the scraping plate and the connecting shaft are made of stainless steel or other corrosion-resistant metals.
The beneficial effects of the utility model are as follows: the scraping type self-cleaning filter can effectively filter massive particles in slurry, realize the continuity of extraction operation, ensure the uniformity of the slurry, and is particularly suitable for the continuous extraction operation of a slurry dissolving process; the scraping type self-cleaning filter can realize automatic cleaning of the filter, avoids manual filter cleaning operation, and effectively reduces the workload of personnel.
Drawings
Fig. 1 is a schematic structural view of a scraping type self-cleaning filter according to the present utility model.
Fig. 2 is a schematic diagram of a portion of a scraping type self-cleaning filter according to the present utility model.
Fig. 3 is a schematic view of a scraping device of the scraping self-cleaning filter according to the present utility model.
Fig. 4 is a schematic structural diagram of a control unit part of a scraping type self-cleaning filter according to the present utility model.
In the figure:
1. filter, 11, barrel, 12, top cover, 13, bottom cover, 131, outlet, 14, upper baffle, 15, lower baffle, 16, screen, 17, inlet, 18, outlet, 181, cleaning port, 2, scraping device, 21, motor, 22, speed reducer, 23, mechanical seal, 24, connecting shaft, 25, scraper, 3, control unit, 31, inlet valve, 32, outlet valve, 33, cleaning valve, 34, blow-off valve, 35, control system
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, the scraping type self-cleaning filter of the present utility model comprises a filter 1, a scraping device 2 and a control unit 3;
further, the scraping device 2 is arranged inside the filter 1, and the control unit 3 is used for controlling a motor, an automatic valve and other devices to realize automatic cleaning of the filter 1.
Wherein, the filter 1 comprises a cylinder 11, a top cover 12, a lower cover 13 and a filter screen 16; the top cover 12 is connected with the upper part of the cylinder 11 in a bolt connection mode; the lower cover 13 is connected with the lower part of the cylinder 11 in a bolt connection mode;
further, the cylinder 11 further comprises an upper partition plate 14, a lower partition plate 15, a liquid inlet 17, a liquid outlet 18 and a cleaning port 181; the upper partition plate 14 is connected with the upper part in the cylinder 11, the lower partition plate 15 is connected with the lower part in the cylinder 11, the liquid inlet 17 is arranged at the upper part of the side of the cylinder 11, the liquid outlet 18 is arranged at the lower part of the side of the cylinder 11, and the cleaning port 181 is arranged at the side edge of the liquid outlet 18;
further, the lower cover 13 is cone-shaped, and the lower part of the lower cover 13 is a drain 131;
further, the filter screen 16 is cylindrical, the upper part is connected with the upper partition plate 14, the lower part is connected with the lower partition plate 15, and holes with the same diameter as the filter screen cylinder are respectively arranged at the connection parts of the upper partition plate 14 and the lower partition plate 15 and the filter screen 16.
Wherein the scraping device 2 comprises a motor 21, a speed reducer 22, a mechanical seal 23, a connecting shaft 24 and a scraper 25;
further, the motor 21 is connected to the speed reducer 22, the speed reducer 22 is connected to the connecting shaft 24, the scraper 25 is connected to and below the connecting shaft 24, the mechanical seal 23 is mounted on the top cover 12, and the connecting shaft 24 passes through the mechanical seal 23 and the top cover 12.
The control unit 3 includes a liquid inlet valve 31, a liquid outlet valve 32, a cleaning valve 33, a drain valve 34, and a control system 35, and the control system may be a PLC or DCS system.
Further, the liquid inlet valve 31 is arranged on the liquid inlet 17, the liquid outlet valve 32 is arranged on the liquid outlet 18, the cleaning valve 33 is arranged on the cleaning port 181, the drain valve 34 is arranged on the drain port 131, and the liquid inlet valve 31, the liquid outlet valve 32, the cleaning valve 22, the drain valve 34 and the motor 21 are all connected with the control system 35 and controlled by the control system 35.
The working principle of the utility model is as follows: the scraping type self-cleaning filter is arranged on a pipeline at the inlet of the slurry pump, a liquid outlet is arranged behind the liquid outlet, a cleaning outlet is connected with a cleaning water pipe, and a sewage outlet returns to the slurry dissolving tank; the automatic scraping device is started at regular time, the liquid inlet valve and the liquid outlet valve are closed, the cleaning valve and the blow-down valve are opened to clean the filter, after the set time is reached, the scraping device is stopped, the cleaning valve and the blow-down valve are closed, the liquid inlet valve and the liquid outlet valve are opened, the self-cleaning is finished, the filter operates normally, and manual operation can be selected.
Claims (6)
1. The scraping type self-cleaning filter is characterized by comprising a filter, a scraping device and a control unit;
the scraping device is arranged inside the filter, and the control unit is used for controlling the motor and the automatic valve equipment to realize automatic cleaning of the filter.
2. The scraped self cleaning filter of claim 1 wherein the filter comprises a cartridge, a top cap, a bottom cap and a screen; the top cover is connected with the upper part of the cylinder body in a bolt connection mode; the lower cover is connected with the lower part of the cylinder body in a bolt connection mode;
wherein the cylinder body further comprises an upper partition plate, a lower partition plate, a liquid inlet, a liquid outlet and a cleaning port; the upper partition plate is connected with the upper part in the cylinder, the lower partition plate is connected with the lower part in the cylinder, the liquid inlet is arranged at the upper part of the side of the cylinder, the liquid outlet is arranged at the lower part of the side of the cylinder, and the cleaning port is arranged at the side edge of the liquid outlet;
wherein the lower cover is conical, and the lower part of the lower cover is a sewage outlet;
wherein, the filter screen is cylindric, and upper portion links to each other with last baffle, and lower part links to each other with lower baffle, and upper baffle, lower baffle link to each other with the filter screen department has the hole that equals with filter screen drum diameter respectively.
3. The scraping self-cleaning filter of claim 1, wherein the scraping device comprises a motor, a speed reducer, a mechanical seal, a connecting shaft, and a scraper;
wherein, the motor links to each other with the speed reducer, and the speed reducer links to each other with the connecting axle, and the scraper blade is in the connecting axle lower part and links to each other with it, and mechanical seal installs on the top cap, and the connecting axle passes mechanical seal and top cap.
4. The scraping type self-cleaning filter according to claim 1, wherein the control unit comprises a liquid inlet valve, a liquid outlet valve, a cleaning valve, a blow-down valve and a control system, and the control system can adopt a PLC (programmable logic controller) or a DCS (distributed control system);
the liquid inlet valve is arranged on the liquid inlet, the liquid outlet valve is arranged on the liquid outlet, the cleaning valve is arranged on the cleaning port, the sewage discharging valve is arranged on the sewage discharging port, and the liquid inlet valve, the liquid outlet valve, the cleaning valve, the sewage discharging valve and the motor are all connected with the control system and controlled by the control system.
5. A scraped surface self cleaning filter according to claim 3 wherein the scraper is spaced from the screen by 0.5cm to 2cm.
6. The scraping self-cleaning filter as recited in claim 3, wherein the filter, scraper and connecting shaft are made of stainless steel or corrosion resistant metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321823619.3U CN220495797U (en) | 2023-07-12 | 2023-07-12 | Scraping type self-cleaning filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321823619.3U CN220495797U (en) | 2023-07-12 | 2023-07-12 | Scraping type self-cleaning filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220495797U true CN220495797U (en) | 2024-02-20 |
Family
ID=89877767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321823619.3U Active CN220495797U (en) | 2023-07-12 | 2023-07-12 | Scraping type self-cleaning filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220495797U (en) |
-
2023
- 2023-07-12 CN CN202321823619.3U patent/CN220495797U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |