CN221131213U - Online filter flushing device - Google Patents
Online filter flushing device Download PDFInfo
- Publication number
- CN221131213U CN221131213U CN202322826037.7U CN202322826037U CN221131213U CN 221131213 U CN221131213 U CN 221131213U CN 202322826037 U CN202322826037 U CN 202322826037U CN 221131213 U CN221131213 U CN 221131213U
- Authority
- CN
- China
- Prior art keywords
- filter
- filter screen
- filter body
- cavity
- liquid inlet
- 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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Links
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 238000004140 cleaning Methods 0.000 claims abstract description 26
- 238000005192 partition Methods 0.000 claims abstract description 22
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 239000010865 sewage Substances 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000012535 impurity Substances 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000005219 brazing Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses an online filter flushing device which comprises a filter body, wherein a driving device is arranged at the top of the filter body, a partition plate is arranged at the upper part in the filter body, an inner cavity of the filter body is divided into a liquid inlet cavity and a filter cavity by the partition plate, a filter screen and a filter screen cleaning assembly are arranged in the filter cavity, the filter screen cleaning assembly is connected with the driving device, a liquid inlet pipe is connected to the side wall of the upper part of the filter body, a liquid outlet pipe is connected to the side wall of the lower part of the filter body, a sewage drain pipe is arranged at the bottom of the filter body, the liquid inlet pipe is communicated with the liquid inlet cavity, and the liquid outlet pipe and the sewage drain pipe are both communicated with the filter cavity. The utility model can realize automatic dirt cleaning and pollution discharge without stopping machine and affecting the operation of equipment.
Description
Technical Field
The utility model relates to a flushing device, in particular to an online filter flushing device.
Background
The cold dryer matched with the air compressor adopts a stainless steel brazing type integral plate heat exchanger as a condenser. The condenser has higher requirement on water quality, and the cooling water needs to be filtered before entering the condenser in order to ensure the normal and stable operation of the condenser.
The traditional prefilter is frequently blocked in the using process, and each blocking needs to be shut down for cleaning, and each shutdown lasts for 20-30 minutes. Under normal conditions, the cotton cloth needs to be cleaned once every day, especially in spring, the cotton cloth needs to be removed and cleaned many times every day, and continuous and normal operation of the equipment is affected.
In addition, the cleaning work is more complicated, and each time the flow is: stopping, removing a back plate of equipment, closing a water supply and return valve, removing a filter plug, draining water, cleaning a filter screen, installing the filter screen and the plug, installing the back plate of the equipment, opening the water supply and return valve, and restarting the equipment; and the sewage is cleaned after the cleaning work is finished every time, and a great deal of manpower and time are required.
Disclosure of utility model
The utility model aims to provide an online filter flushing device to solve the technical problems in the prior art, and the online filter flushing device can realize automatic dirt cleaning and pollution discharge without stopping and affecting the operation of equipment.
The utility model provides an online filter flushing device which comprises a filter body, wherein a driving device is arranged at the top of the filter body, a partition plate is arranged at the upper part in the filter body, an inner cavity of the filter body is divided into a liquid inlet cavity and a filter cavity by the partition plate, a filter screen and a filter screen cleaning assembly are arranged in the filter cavity, the filter screen cleaning assembly is connected with the driving device, a liquid inlet pipe is connected to the side wall of the upper part of the filter body, a liquid outlet pipe is connected to the side wall of the lower part of the filter body, a drain pipe is arranged at the bottom of the filter body, the liquid inlet pipe is communicated with the liquid inlet cavity, and the liquid outlet pipe and the drain pipe are both communicated with the filter cavity.
In the above-mentioned online filter flushing device, preferably, the top of filter body has set firmly first flange, drive arrangement includes second flange, speed reducer, driving motor and drive shaft, the speed reducer sets firmly on the second flange, driving motor with the power input end of speed reducer is connected, the upper end of drive shaft with the power output end of speed reducer is connected, the drive shaft run through in first flange the second flange the baffle and with the clean subassembly of filter screen is connected.
In the above-mentioned online filter flushing device, preferably, a sealing ring is disposed on an outer peripheral wall of the partition board, and a plurality of liquid inlet holes are formed in a middle portion of the partition board.
In the above-mentioned online filter flushing device, preferably, the filter screen is made of metal, the filter screen is in a cylindrical structure, the upper end of the filter screen is fixedly connected with the bottom surface of the partition board, the lower end of the filter screen is fixedly connected with the bottom plate in the filter body, and the outer diameter of the filter screen is smaller than the inner diameter of the filter body.
In the above-mentioned online filter flushing device, preferably, a differential pressure switch is fixedly arranged on the outer wall of the filter body, the differential pressure switch is connected with the liquid inlet pipe through a first pressure collecting pipe, the differential pressure switch is communicated with the filter cavity through a second pressure collecting pipe, and the differential pressure switch is electrically connected with the driving motor.
In the above-mentioned online filter flushing device, preferably, an electromagnetic switch is disposed on the drain pipe, and the electromagnetic switch is electrically connected with the pressure difference switch.
In the above-described in-line filter flushing device, preferably, the bottom of the filter body is provided with three support legs.
In the above-mentioned online filter flushing device, preferably, the filter screen cleaning component is a scraper, the number of the scraper is three, three the scraper is arranged at equal intervals, one end of the scraper is fixedly connected with the driving shaft, and the other end of the scraper is in contact with the inner wall of the filter screen.
Compared with the prior art, the filter comprises a filter body, wherein a driving device is arranged at the top of the filter body, a partition plate is arranged at the upper part in the filter body, an inner cavity of the filter body is divided into a liquid inlet cavity and a filter cavity by the partition plate, a filter screen and a filter screen cleaning assembly are arranged in the filter cavity, the filter screen cleaning assembly is connected with the driving device, a liquid inlet pipe is connected to the side wall of the upper part of the filter body, a liquid outlet pipe is connected to the side wall of the lower part of the filter body, a sewage drain pipe is arranged at the bottom of the filter body, the liquid inlet pipe is communicated with the liquid inlet cavity, and the liquid outlet pipe and the sewage drain pipe are both communicated with the filter cavity. According to the utility model, the filter screen and the filter screen cleaning assembly are arranged, so that the filter screen can be cleaned regularly, sewage is discharged, the on-line cleaning can be realized without stopping the machine or the production during cleaning, and the filter is not disassembled, so that not only is the manpower saved, but also a large amount of time is saved, and meanwhile, the stable and continuous operation of equipment is ensured.
Drawings
FIG. 1 is an isometric view of the present utility model;
Fig. 2 is a schematic view of the present utility model partially cut away.
Reference numerals illustrate: the filter comprises a filter body 1, a partition plate 2, a filter screen 3, a liquid inlet pipe 4, a liquid outlet pipe 5, a drain pipe 6, a first connecting flange 7, a second connecting flange 8, a speed reducer 9, a driving motor 10, a driving shaft 11, a liquid inlet hole 12, a pressure difference switch 13, a first pressure collecting pipe 14, a second pressure collecting pipe 15, an electromagnetic switch 16, supporting legs 17 and a scraper 18.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Embodiments of the utility model: as shown in fig. 1 and 2, an online filter flushing device comprises a filter body 1, a driving device is installed at the top of the filter body 1, a partition board 2 is arranged at the upper part in the filter body 1, an inner cavity of the filter body 1 is divided into a liquid inlet cavity and a filter cavity by the partition board 2, a filter screen 3 and a filter screen cleaning assembly are installed in the filter cavity, the filter screen cleaning assembly is connected with the driving device, a liquid inlet pipe 4 is connected to the side wall of the upper part of the filter body 1, a liquid outlet pipe 5 is connected to the side wall of the lower part of the filter body 1, a drain pipe 6 is arranged at the bottom of the filter body 1, the liquid inlet pipe 4 is communicated with the liquid inlet cavity, the liquid outlet pipe 5 and the drain pipe 6 are communicated with the filter cavity, and three supporting legs 17 are arranged at the bottom of the filter body 1.
During operation, water enters the liquid inlet cavity through the liquid inlet pipe 4, then enters the filter screen 3 through the partition plate 2, enters the condenser through the liquid outlet pipe 5 and the pipeline after being filtered by the filter screen 3, and when the filter screen 3 is blocked, the filter screen cleaning assembly is driven to rotate through the driving device, the filter screen cleaning assembly cleans the filter screen 3, and sewage is discharged through the sewage discharge pipe 6.
In a specific embodiment, the top of the filter body 1 is of an open structure, the top of the filter body 1 is fixedly provided with a first connecting flange 7, the driving device comprises a second connecting flange 8, a speed reducer 9, a driving motor 10 and a driving shaft 11, the speed reducer 9 is fixedly arranged on the second connecting flange 8, the driving motor 10 is connected with the power input end of the speed reducer 9, the upper end of the driving shaft 11 is connected with the power output end of the speed reducer 9, and the driving shaft 11 penetrates through the second connecting flange 8, the first connecting flange 7, the partition plate 2 and is connected with the filter screen cleaning assembly. A sealing ring is arranged on the peripheral wall of the partition plate 2, and a plurality of liquid inlet holes 12 are formed in the middle of the partition plate 2. All liquid inlets 12 are within the range of the filter screen 3, that is to say, water completely enters the filter screen 3 after passing through the partition plate 2.
Further, filter screen 3 is the metal material, and filter screen 3 is cylindric structure, and the bottom surface fixed connection of filter screen 3 upper end and baffle 2, the bottom plate fixed connection in the lower extreme of filter screen 3 and filter body 1, the external diameter of filter screen 3 is less than the internal diameter of filter body 1.
The filter screen 3 is a high-precision high-filter screen, the filter screen 3 is used for intercepting impurities in water, and the filtered water passes through the filter screen 3 and is sent out through the liquid outlet pipe 5. The filter screen cleaning component is the scraper blade 18, and the quantity of scraper blade 18 is three, and three scraper blade 18 equidistant arrangement, and the one end and the drive shaft 11 fixed connection of scraper blade 18, the other end and the inner wall contact of filter screen 3 of scraper blade 18.
When the utility model works for a period of time, a large amount of impurities are adhered in the filter screen 3, the driving motor 10 drives the driving shaft 11 to rotate, the scraping plate 18 scrapes the inner wall of the filter screen 3, and the drain pipe 6 is opened to discharge the impurities.
In a preferred scheme, a differential pressure switch 13 is fixedly arranged on the outer wall of the filter body 1, the differential pressure switch 13 is connected with the liquid inlet pipe 4 through a first pressure collecting pipe 14, the differential pressure switch 13 is communicated with the filter cavity through a second pressure collecting pipe 15, and the differential pressure switch 13 is electrically connected with the driving motor 10. The drain pipe 6 is provided with an electromagnetic switch 16, and the electromagnetic switch 16 is electrically connected with the pressure difference switch 13.
By the arrangement of the differential pressure switch 13 and the electromagnetic switch 16, automatic cleaning and pollution discharge can be realized. When the differential pressure is larger than a preset value, the differential pressure switch 13 controls the electromagnetic switch 16 to be turned on, and simultaneously controls the driving motor 10 to work. Automatic control is realized, and labor is saved.
The working principle of the utility model is as follows: during operation, water enters the liquid inlet cavity in the filter body 1 from the liquid inlet pipe 4, then enters the filter screen 3 through the liquid inlet holes 12 in the partition plate 2, impurities are intercepted by the filter screen 3 when passing through the filter screen 3, and clean water flows out from the liquid outlet pipe 5 and enters the condenser through the pipeline. When in operation, the pressure difference switch 13 collects water inlet pressure through the first pressure collecting pipe 14 and collects water outlet pressure through the second pressure collecting pipe 15, so that the blocking condition of the filter screen 3 is judged. When the pressure difference exceeds the preset value, the preset value is 0.003Mpa, the pressure difference switch 13 gives a start signal to the driving motor 10, the driving motor 10 is started, the scraping plate 18 rotates to brush impurities attached in the filter screen 3, and after washing by partial water inflow, the electromagnetic switch 16 which is opened simultaneously is discharged from the sewage pipe 6 until the sewage pipe is cleaned (the pressure difference from the test is zero).
While the foregoing is directed to embodiments of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (8)
1. An on-line filter flushing device comprising a filter body (1), characterized in that: the filter comprises a filter body (1), wherein a driving device is arranged at the top of the filter body (1), a partition plate (2) is arranged at the upper part in the filter body (1), the partition plate (2) divides an inner cavity of the filter body (1) into a liquid inlet cavity and a filter cavity, a filter screen (3) and a filter screen cleaning assembly are arranged in the filter cavity, the filter screen cleaning assembly is connected with the driving device, a liquid inlet pipe (4) is connected to the side wall of the upper part of the filter body (1), a liquid outlet pipe (5) is connected to the side wall of the lower part of the filter body (1), a drain pipe (6) is arranged at the bottom of the filter body (1), the liquid inlet pipe (4) is communicated with the liquid inlet cavity, and the liquid outlet pipe (5) and the drain pipe (6) are communicated with the filter cavity.
2. An in-line filter flushing device as set forth in claim 1, wherein: the top of filter body (1) has set firmly first flange (7), drive arrangement includes second flange (8), speed reducer (9), driving motor (10) and drive shaft (11), speed reducer (9) set firmly on second flange (8), driving motor (10) with the power input of speed reducer (9) is connected, the upper end of drive shaft (11) with the power take off end of speed reducer (9) is connected, drive shaft (11) run through in first flange (7) second flange (8) baffle (2) and with the clean subassembly of filter screen is connected.
3. An in-line filter flushing device as set forth in claim 2, wherein: the sealing ring is arranged on the peripheral wall of the partition plate (2), and a plurality of liquid inlet holes (12) are formed in the middle of the partition plate (2).
4. An in-line filter flushing device as set forth in claim 3, wherein: the filter screen (3) is the metal material, filter screen (3) are cylindric structure, the upper end of filter screen (3) with the bottom surface fixed connection of baffle (2), the lower extreme of filter screen (3) with bottom plate fixed connection in filter body (1), the external diameter of filter screen (3) is less than the internal diameter of filter body (1).
5. An in-line filter flushing device as set forth in claim 4, wherein: the filter is characterized in that a differential pressure switch (13) is fixedly arranged on the outer wall of the filter body (1), the differential pressure switch (13) is connected with the liquid inlet pipe (4) through a first pressure collecting pipe (14), the differential pressure switch (13) is communicated with the filter cavity through a second pressure collecting pipe (15), and the differential pressure switch (13) is electrically connected with the driving motor (10).
6. An in-line filter flushing device as set forth in claim 5, wherein: an electromagnetic switch (16) is arranged on the blow-down pipe (6), and the electromagnetic switch (16) is electrically connected with the pressure difference switch (13).
7. An in-line filter flushing device as set forth in claim 6, wherein: the bottom of the filter body (1) is provided with three supporting legs (17).
8. An in-line filter flushing device as set forth in claim 7, wherein: the filter screen cleaning assembly is provided with three scrapers (18), the number of the scrapers (18) is three, the three scrapers (18) are arranged at equal intervals, one end of each scraper (18) is fixedly connected with the driving shaft (11), and the other end of each scraper (18) is in contact with the inner wall of the filter screen (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322826037.7U CN221131213U (en) | 2023-10-20 | 2023-10-20 | Online filter flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322826037.7U CN221131213U (en) | 2023-10-20 | 2023-10-20 | Online filter flushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221131213U true CN221131213U (en) | 2024-06-14 |
Family
ID=91421150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322826037.7U Active CN221131213U (en) | 2023-10-20 | 2023-10-20 | Online filter flushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221131213U (en) |
-
2023
- 2023-10-20 CN CN202322826037.7U patent/CN221131213U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |