CN113577902A - Filtration system based on shallow media filter - Google Patents
Filtration system based on shallow media filter Download PDFInfo
- Publication number
- CN113577902A CN113577902A CN202110889968.4A CN202110889968A CN113577902A CN 113577902 A CN113577902 A CN 113577902A CN 202110889968 A CN202110889968 A CN 202110889968A CN 113577902 A CN113577902 A CN 113577902A
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- Prior art keywords
- filter
- shallow
- pipe
- connecting pipe
- mounting cover
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- Pending
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 8
- 239000010865 sewage Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003475 lamination Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000011001 backwashing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a filtering system based on a shallow medium filter, which is characterized in that the shallow medium filter and a laminated filter are combined to form the filtering system for the first time, an exhaust valve is fixedly arranged on the right side of the top of a water inlet pipe, and the exhaust valve comprises a threaded joint, a connecting pipe, a mounting cover and an exhaust pipe.
Description
Technical Field
The invention belongs to the technical field of filtering equipment, and relates to a filtering system based on a shallow medium filter.
Background
The shallow filter is a water filter device which is common in industry and consists of one or more standard filter units, and water flows through an internal water distributor and a water collector, and different media are utilized to effectively remove particles and reduce turbidity. The shallow filter has the advantages of good cleaning effect, low backwashing water consumption, high automation degree and the like, and is widely applied to industries such as industrial process water filtration, industrial circulating water filtration, raw water treatment filtration, irrigation filtration and the like.
The existing shallow filter generally has the following defects: 1. the occupied area is large, and the space cannot be effectively utilized to arrange the filtering equipment; 2. the filtration effect is unstable, the pollution control capability is weak, and deep filtration cannot be carried out; 3. the exhaust valve arranged on the shallow filter can not realize automatic exhaust, and the exhaust valve is manually opened to exhaust, which is troublesome.
Disclosure of Invention
The invention aims to provide a filtering system based on a shallow medium filter, which has the characteristics of small occupied area, stable filtering effect, capability of realizing automatic exhaust and low later-stage operation cost.
The invention provides a filtering system based on a shallow medium filter, which comprises a base, wherein 3 shallow medium filters are fixedly installed at the top of the base, the tops of the 3 shallow medium filters are communicated with a same water inlet pipe, the top of the shallow medium filter is communicated with a three-way valve through a first connecting pipe, the other two interfaces of the three-way valve are respectively communicated with the water inlet pipe and a sewage discharge pipe, the bottoms of the 3 shallow medium filters are connected with a same water outlet pipe through a second connecting pipe, a laminated filter is arranged on the second connecting pipe, one end of the laminated filter is communicated with a water outlet of the shallow medium filter, and the other end of the laminated filter is communicated with the water outlet pipe;
the top right side fixed mounting of inlet tube has discharge valve, including screwed joint, connecting pipe, installation cover and blast pipe on the discharge valve, screwed joint and inlet tube threaded connection, the connecting pipe communicates with the screwed joint is fixed, the top of connecting pipe extend to in the installation cover and with the sealed fixed connection of inner wall of installation cover, the bottom of blast pipe extend to in the installation cover and with the top inner wall fixed connection of installation cover, install the release ball in the installation cover, and the top of release ball and connecting pipe is sealed laminates.
Preferably, the installation cover is internally and fixedly provided with a supporting rod, the supporting rod is connected with a limiting rod in a longitudinal sliding mode, the bottom end of the limiting rod is fixedly connected with the top of the release ball, the limiting rod is provided with two reset components, and the two reset components are respectively located on the left side and the right side of the limiting rod.
Preferably, reset assembly is last to include compression spring and reset ring, and two compression springs and two reset ring are all established at the bracing piece, compression spring's both ends respectively with the inner wall and the reset ring fixed connection of installation cover, the bottom fixed mounting of reset ring has the transfer line, and rotates on the transfer line and be connected with the gyro wheel, two gyro wheels all with release ball rolling contact.
Preferably, the left side and the right side of the shallow medium filter are both provided with access holes, and the top of the shallow medium filter is fixedly provided with a sand filling port.
Preferably, the three-way valve adopts a two-position three-way valve.
Preferably, the bottom of the shallow medium filter is provided with a water collecting device, the water collecting device is arranged below the filter medium and comprises a fixing plate, a plurality of filter caps are uniformly arranged on the fixing plate, and the fixing plate is in interference fit with the cylinder of the shallow medium filter.
Preferably, the fixing plate and the filter cap are connected in a threaded manner.
The filtering system based on the shallow medium filter has the beneficial technical effects that:
(1) according to the invention, the shallow medium filter and the laminated filter are combined to form the filtering system for the first time, the arrangement space of the filtering equipment is fully utilized, the occupied area is small, and the modular combination can be carried out according to the flexible design on site; the invention gives full play to the advantages of the medium filter device and the lamination filter device, has stable filter effect, can carry out deep filtration and has lower later operation cost.
(2) When water is conveyed into the water inlet pipe, the air pressure in the water inlet pipe rises, when the air pressure in the water inlet pipe is larger than the initial elastic force of the two compression springs, the release ball moves upwards, when the release ball moves upwards, the two transmission rods can be pushed by the two rollers to move towards two sides, the two reset rings move towards two sides, the two compression springs are in a stressed compression state, and when the release ball moves upwards, the connecting pipe can be in an open state, so that the gas in the water inlet pipe can be discharged outwards through the connecting pipe, the mounting cover and the exhaust pipe, and the pressure in the water inlet pipe is automatically reduced.
Drawings
FIG. 1 is a side view of a shallow media filter-based filtration system of the present invention;
FIG. 2 is a front view of a shallow media filter-based filtration system of the present invention;
FIG. 3 is a top view of a shallow media filter-based filtration system of the present invention;
FIG. 4 is a top view of a water collection device of a shallow media filter based filtration system of the present invention;
fig. 5 is a view showing the internal structure of the air discharge valve of the filtering system based on the shallow medium filter according to the present invention.
Description of reference numerals:
1: base, 2: shallow media filter, 3: inlet tube, 4: first adapter, 5: three-way valve, 6: blow off pipe, 7: second adapter, 8: water outlet pipe, 9: laminated filter, 10: exhaust valve, 10-1: threaded joint, 10-2: connecting pipe, 10-3: mounting cover, 10-4: exhaust pipe, 10-5: support bar, 10-6: stop lever, 10-7: release ball, 10-8: roller, 10-9: compression spring, 10-10: reset ring, 11: access opening, 12: sand pouring port, 13: fixing plate, 14: and (4) a filter cap.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; the connection may be mechanical connection, electrical connection, direct connection, indirect connection through an intermediate medium, communication between the inside of the 2 elements, or "transmission connection", that is, power connection through various suitable manners such as belt transmission, gear transmission, or sprocket transmission. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, the invention provides a filtering system based on shallow medium filters, which comprises a base 1, wherein 3 shallow medium filters 2 are fixedly installed at the top of the base 1, the tops of the 3 shallow medium filters are communicated with a same water inlet pipe 3, the top of the shallow medium filter is communicated with a three-way valve 5 through a first connecting pipe 4, the other two interfaces of the three-way valve 5 are respectively communicated with the water inlet pipe 3 and a sewage discharge pipe 6, the bottoms of the 3 shallow medium filters are connected with a same water outlet pipe 8 through a second connecting pipe 7, a lamination filter 9 is arranged on the second connecting pipe 7, one end of the lamination filter 9 is communicated with a water outlet of the shallow medium filter, and the other end of the lamination filter 9 is communicated with the water outlet pipe 8;
an exhaust valve 10 is fixedly mounted on the right side of the top of the water inlet pipe 3, the exhaust valve 10 comprises a threaded connector 10-1, a connecting pipe 10-2, a mounting cover 10-3 and an exhaust pipe 10-4, the threaded connector 10-1 is in threaded connection with the water inlet pipe 3, the connecting pipe 10-2 is fixedly communicated with the threaded connector 10-1, the top end of the connecting pipe 10-2 extends into the mounting cover 10-3 and is fixedly connected with the inner wall of the mounting cover 10-3 in a sealing mode, the bottom end of the exhaust pipe 10-4 extends into the mounting cover 10-3 and is fixedly connected with the inner wall of the top of the mounting cover, a release ball 10-7 is mounted in the mounting cover 10-3, and the release ball 10-7 is attached to the top end of the connecting pipe 10-2 in a sealing mode.
In this embodiment, a support rod 10-5 is fixedly installed in the installation cover 10-3, a limiting rod 10-6 is longitudinally connected to the support rod 10-5 in a sliding manner, the bottom end of the limiting rod 10-6 is fixedly connected to the top of the release ball 10-7, and two reset components are arranged on the limiting rod 10-6 and are respectively located on the left side and the right side of the limiting rod.
In this embodiment, the reset assembly comprises a compression spring 10-9 and a reset ring 10-10, the two compression springs 10-9 and the two reset rings 10-10 are all sleeved on the support rod 10-5, two ends of the compression spring 10-9 are respectively and fixedly connected with the inner wall of the mounting cover 10-3 and the reset ring 10-10, the bottom of the reset ring 10-10 is fixedly provided with a transmission rod, the transmission rod is rotatably connected with a roller 10-8, and the two rollers 10-8 are in rolling contact with the release ball 10-7.
In this embodiment, the left side and the right side of the shallow medium filter 2 are both provided with an access port 11, and the top of the shallow medium filter is fixedly provided with a sand filling port 12.
In this embodiment, the three-way valve 5 is a two-position three-way valve.
In this embodiment, the bottom of shallow media filter 2 is installed with water collecting device, and water collecting device installs in the filter media below, water collecting device includes fixed plate 13, evenly installs a plurality of caps 14 of straining on the fixed plate, fixed plate and shallow media filter's barrel interference fit.
In order to facilitate the installation and maintenance of the water collecting device, the fixing plate (13) and the filter cap (14) are connected in a threaded mode.
The use process of the invention is as follows:
during filtering, the three-way valve 5 is closed with the interface of blow off pipe 6, opens with the interface of inlet tube 3, and the pressurized water gets into the inside of shallow layer medium filter 2 through the inlet tube, and when rivers filtered the sand bed, the suspended solid was held back by the filter sand, and the water after the filtration is purified by the secondary edulcoration of lamination filter 9 again, discharges through outlet pipe 8. When the set cleaning time or pressure difference is reached, namely, the state is switched to a backwashing state, during backwashing, the interface of the three-way valve 5 and the sewage discharge pipe 6 is opened, the interface of the three-way valve and the inlet pipe 3 is closed, pressurized water enters the lamination filter 9 through the outlet pipe, so that the laminations are rotated and uniformly separated, the surfaces of the laminations are sprayed and washed, impurities trapped on the laminations are sprayed and thrown out, the sprayed and washed water enters the water collecting device through the second connecting pipe 7 and then enters the sand filtering layer through the filter cap of the water collecting device to be washed away, and pollutants in the filter sand fall off and are discharged through the sewage discharge pipe. And after the backwashing is finished, the system enters a filtering state again.
In the invention, when water is conveyed into the water inlet pipe 3, the air pressure in the water inlet pipe rises, when the air pressure in the water inlet pipe 7 is greater than the initial elasticity of the two compression springs 10-9, the release ball 10-7 moves upwards, when the release ball moves upwards, the two transmission rods can be pushed by the two rollers 10-8 to move towards two sides, the two reset rings 10-10 move towards two sides, so that the two compression springs are in a stressed compression state, and when the release ball 10-7 moves upwards, the connecting pipe can be in an open state, so that the gas in the water inlet pipe is discharged outwards through the connecting pipe 10-2, the mounting cover 10-3 and the exhaust pipe 10-4, and the pressure in the water inlet pipe 3 is automatically reduced.
Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (7)
1. The filtering system based on the shallow medium filter comprises a base (1) and is characterized in that 3 shallow medium filters (2) are fixedly mounted at the top of the base (1), the tops of the 3 shallow medium filters are communicated with a same water inlet pipe (3), the top of each shallow medium filter is communicated with a three-way valve (5) through a first connecting pipe (4), the other two interfaces of the three-way valve (5) are respectively communicated with the water inlet pipe (3) and a sewage discharge pipe (6), the bottoms of the 3 shallow medium filters are connected with a same water outlet pipe (8) through a second connecting pipe (7), a laminated filter (9) is arranged on the second connecting pipe (7), one end of the laminated filter (9) is communicated with a water outlet of the shallow medium filter, and the other end of the laminated filter is communicated with the water outlet pipe (8);
an exhaust valve (10) is fixedly mounted on the right side of the top of the water inlet pipe (3), the exhaust valve (10) comprises a threaded joint (10-1), a connecting pipe (10-2), a mounting cover (10-3) and an exhaust pipe (10-4), the threaded joint (10-1) is in threaded connection with the water inlet pipe (3), the connecting pipe (10-2) is fixedly communicated with the threaded joint (10-1), the top end of the connecting pipe (10-2) extends into the mounting cover (10-3) and is fixedly connected with the inner wall of the mounting cover (10-3) in a sealing manner, the bottom end of the exhaust pipe (10-4) extends into the mounting cover (10-3) and is fixedly connected with the inner wall of the top of the mounting cover, and a release ball (10-7) is mounted in the mounting cover (10-3), and the release ball (10-7) is hermetically attached to the top end of the connecting pipe (10-2).
2. The shallow medium filter-based filtering system as claimed in claim 1, wherein a support rod (10-5) is fixedly installed in the installation cover (10-3), a limiting rod (10-6) is longitudinally slidably connected to the support rod (10-5), the bottom end of the limiting rod (10-6) is fixedly connected to the top of the release ball (10-7), and two reset components are arranged on the limiting rod (10-6) and are respectively located on the left side and the right side of the limiting rod.
3. The shallow medium filter-based filtration system as claimed in claim 2, wherein the reset assembly comprises a compression spring (10-9) and a reset ring (10-10), the two compression springs (10-9) and the two reset rings (10-10) are all sleeved on the support rod (10-5), two ends of the compression spring (10-9) are respectively and fixedly connected with the inner wall of the mounting cover (10-3) and the reset ring (10-10), the bottom of the reset ring (10-10) is fixedly provided with a transmission rod, the transmission rod is rotatably connected with a roller (10-8), and the two rollers (10-8) are in rolling contact with the release ball (10-7).
4. The shallow media filter-based filtration system as claimed in claim 1, wherein the shallow media filter (2) is provided with access ports (11) at the left side and the right side, and the top of the shallow media filter is fixedly provided with a sand filling port (12).
5. The shallow media filter-based filtration system of claim 1, wherein the three-way valve (5) is a two-position three-way valve.
6. The shallow media filter-based filtration system as claimed in claim 1, wherein the bottom of the shallow media filter (2) is provided with a water collecting device, the water collecting device is arranged below the filter media, the water collecting device comprises a fixing plate (13), a plurality of filter caps (14) are uniformly arranged on the fixing plate, and the fixing plate is in interference fit with the cylinder of the shallow media filter.
7. The shallow media filter-based filtration system of claim 6, wherein the holding plate (13) and the filter cap (14) are connected in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889968.4A CN113577902A (en) | 2021-08-04 | 2021-08-04 | Filtration system based on shallow media filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889968.4A CN113577902A (en) | 2021-08-04 | 2021-08-04 | Filtration system based on shallow media filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113577902A true CN113577902A (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110889968.4A Pending CN113577902A (en) | 2021-08-04 | 2021-08-04 | Filtration system based on shallow media filter |
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| Country | Link |
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| CN (1) | CN113577902A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203009941U (en) * | 2012-12-31 | 2013-06-19 | 耿朋 | Automatic exhaust device for heating pipeline |
| CN204709893U (en) * | 2015-05-19 | 2015-10-21 | 陕西雷光环保科技有限公司 | Shallow-layer media filtration system |
| CN206713405U (en) * | 2017-04-26 | 2017-12-08 | 大禹节水（酒泉）有限公司 | A kind of buried drip irrigation system in hillside fields |
| CN111455542A (en) * | 2020-05-19 | 2020-07-28 | 郑金莲 | Special needle plate of flat knitting machine |
| CN211906340U (en) * | 2020-05-27 | 2020-11-10 | 王威峰 | Neural network bus control device |
| CN212236121U (en) * | 2020-02-28 | 2020-12-29 | 山东圣煜环保科技有限公司 | Shallow sand filter |
| CN212284330U (en) * | 2020-03-27 | 2021-01-05 | 池州飞昊达化工有限公司 | Chemical raw material crushing device |
| US20210069617A1 (en) * | 2018-05-14 | 2021-03-11 | Nihon Genryo Co., Ltd. | Filtration device |
-
2021
- 2021-08-04 CN CN202110889968.4A patent/CN113577902A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203009941U (en) * | 2012-12-31 | 2013-06-19 | 耿朋 | Automatic exhaust device for heating pipeline |
| CN204709893U (en) * | 2015-05-19 | 2015-10-21 | 陕西雷光环保科技有限公司 | Shallow-layer media filtration system |
| CN206713405U (en) * | 2017-04-26 | 2017-12-08 | 大禹节水（酒泉）有限公司 | A kind of buried drip irrigation system in hillside fields |
| US20210069617A1 (en) * | 2018-05-14 | 2021-03-11 | Nihon Genryo Co., Ltd. | Filtration device |
| CN212236121U (en) * | 2020-02-28 | 2020-12-29 | 山东圣煜环保科技有限公司 | Shallow sand filter |
| CN212284330U (en) * | 2020-03-27 | 2021-01-05 | 池州飞昊达化工有限公司 | Chemical raw material crushing device |
| CN111455542A (en) * | 2020-05-19 | 2020-07-28 | 郑金莲 | Special needle plate of flat knitting machine |
| CN211906340U (en) * | 2020-05-27 | 2020-11-10 | 王威峰 | Neural network bus control device |
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Application publication date: 20211102 |