CN211470827U - Cylinder type filter - Google Patents
Cylinder type filter Download PDFInfo
- Publication number
- CN211470827U CN211470827U CN201922210586.5U CN201922210586U CN211470827U CN 211470827 U CN211470827 U CN 211470827U CN 201922210586 U CN201922210586 U CN 201922210586U CN 211470827 U CN211470827 U CN 211470827U
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- filter
- filter screen
- upper cover
- cover plate
- medium
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Abstract
The utility model relates to a drum formula filter. The filter comprises a filter cylinder body, an upper cover plate and a lower base plate, wherein the upper cover plate and the lower base plate are fixedly arranged on the upper surface and the lower surface of the filter cylinder body respectively; the filter still include the backwash device, the backwash device include flush pump, inlet tube and backwash pipeline, the flush pump set up in the filter outside, the flush pump on set up the water injection hole that the inlet tube communicates to the upper cover plate, backwash pipeline set up in the collecting tube, backwash pipeline constitute by a vertical straight tube that sets up and connect a plurality of branch pipes on the straight tube, straight tube upper end and water injection hole joint, the lower extreme seals, a plurality of branch pipes respectively towards interior filter screen.
Description
Technical Field
The utility model relates to a sewage, rainwater filter equipment especially relate to a drum formula filter.
Background
Eutrophication (eutrophy) is a process in which a large amount of elements such as nitrogen and phosphorus are discharged into a surface water body with a slow flow rate and a long update period, so that aquatic organisms such as algae grow and propagate in large quantities, the production speed of the organisms far exceeds the consumption speed, and the organisms in the water body are accumulated to destroy the ecological balance of the aquatic organisms. Under proper conditions, algae, especially blue algae, grow abnormally, form a layer of blue-green floating foam with fishy smell, namely 'water bloom', on the water surface, release foul smell, deteriorate the water quality, and exhaust oxygen in water to cause death of fishes in severe cases. The cyanobacterial bloom not only reduces the utilization efficiency of water resources and affects the urban beauty, but also causes serious ecological damage and huge economic loss.
At present, although current cylinder formula filter has played good filter effect to sewage and rainwater filtration to solved the installation of being not convenient for and the unable problem of conveniently changing filter medium, filter speed still remains to improve earlier, and filter medium can't make full use of after using for a long time, makes filter effect not good.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above problem and provide a simple structure, the filter effect is good, accelerate filtration rate, backwash washing filter medium, filter fineness by thick to thin, extension filter medium life cycle, job stabilization's drum formula filter.
The technical scheme of the utility model is that: a cylinder type filter comprises a filter cylinder body, an upper cover plate and a lower base plate, wherein the upper cover plate and the lower base plate are fixedly arranged on the upper surface and the lower surface of the filter cylinder body respectively;
the collecting pipe is characterized in that through holes are formed in the pipe wall of the collecting pipe and the cylinder wall of the filtering cylinder body so as to facilitate water inlet, two inner filtering nets are arranged on the outer side of the collecting pipe, a first filtering cavity is formed between the two inner filtering nets, the inner filtering nets are fixedly connected between the upper cover plate and the lower bottom plate, and a first filtering medium is arranged in the first filtering cavity;
a middle filter screen is arranged on the outer side of the inner filter screen, a second filter cavity is arranged between the middle filter screen and the inner filter screen, the middle filter screen is fixedly connected between the upper cover plate and the lower bottom plate, and a second filter medium is arranged in the second filter cavity;
an outer filter screen is arranged on the outer side of the middle filter screen, a third filter cavity is arranged between the outer filter screen and the middle filter screen, the outer filter screen is fixedly connected between the upper cover plate and the lower bottom plate, and a third filter medium is arranged in the third filter cavity;
the filter still include the backwash device, the backwash device include flush pump, inlet tube and backwash pipeline, the flush pump set up in the filter outside, the flush pump on set up the water injection hole that the inlet tube communicates to the upper cover plate, backwash pipeline set up in the collecting tube, backwash pipeline constitute by a vertical straight tube that sets up and connect a plurality of branch pipes on the straight tube, straight tube upper end and water injection hole joint, the lower extreme seals, a plurality of branch pipes respectively towards interior filter screen.
Furthermore, a hole cover is arranged outside the water injection hole to control the opening and closing of the water injection hole.
Furthermore, the first filter medium, the second filter medium and the third filter medium are filter media made of three different materials.
Furthermore, the first filter medium is a gravel stacking layer, the second filter medium is porous ceramic particles, and the third filter medium is synthetic fiber cloth yarns.
Furthermore, the mesh of the inner filter screen is 1500 meshes, the mesh number of the middle filter screen is 650 meshes, and the mesh number of the outer filter screen is 400 meshes.
Furthermore, the plurality of branch pipes are connected to the straight pipe in a circular arrangement from top to bottom.
Furthermore, the filter still include the vacuum aspiration ware, the vacuum aspiration ware include water conservancy diversion hose, cushion chamber, vacuum pump and cushion chamber set up in the filter outside, the water conservancy diversion hose set up in the collector, pass the apopore and communicate to the cushion chamber, the water conservancy diversion hose on be equipped with the solenoid valve, the vacuum pump communicate to the cushion chamber through the connecting pipe, the cushion chamber on be equipped with the outlet.
The utility model has the advantages that: simple structure, good filtering effect, accelerated filtering speed, backwashing and cleaning the filtering medium, coarse-to-fine filtering precision, prolonged service cycle of the filtering medium and stable work.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1 is a filter cylinder body, 2 is an upper cover plate, 3 is a lower base plate, 4 is a collecting pipe, 5 is a water injection hole, 6 is a water outlet hole, 7 is an inner filter screen, 8 is a filter cavity I, 9 is a filter medium I, 10 is a middle filter screen, 11 is a filter cavity II, 12 is a filter medium II, 13 is an outer filter screen, 14 is a filter cavity III, 15 is a filter medium III, 16 is a flushing pump, 17 is a water inlet pipe, 18 is a backwashing pipeline, 19 is a hole cover, 20 is a diversion hose, 21 is a buffer cavity, and 22 is a vacuum pump.
Detailed Description
A cylinder type filter comprises a filtering cylinder body 1, an upper cover plate 2 and a lower base plate 3, wherein the upper cover plate 2 and the lower base plate 3 are fixedly arranged on the upper surface and the lower surface of the filtering cylinder body 1 respectively, a collecting pipe 4 is arranged at the center of the filtering cylinder body 1, a water injection hole 5 is arranged at the center of the upper cover plate 2, the water injection hole 5 is communicated into the collecting pipe 4, a water outlet hole 6 is arranged at the center of the lower base plate 3, and the water outlet hole 6 is communicated into the collecting pipe 4;
the wall of the collecting pipe 4 and the wall of the filtering cylinder 1 are provided with through holes for facilitating water inlet, two inner filtering nets 7 are arranged on the outer side of the collecting pipe 4, a filtering cavity I8 is arranged between the two inner filtering nets 7, the inner filtering nets 7 are fixedly connected between the upper cover plate 2 and the lower base plate 3, and a filtering medium I9 is arranged in the filtering cavity I8;
a middle filter screen 10 is arranged on the outer side of the inner filter screen 7, a second filter cavity 11 is arranged between the middle filter screen 10 and the inner filter screen 7, the middle filter screen 10 is fixedly connected between the upper cover plate 2 and the lower base plate 3, and a second filter medium 12 is arranged in the second filter cavity 11;
an outer filter screen 13 is arranged on the outer side of the middle filter screen 10, a third filter cavity 14 is arranged between the outer filter screen 13 and the middle filter screen 10, the outer filter screen 13 is fixedly connected between the upper cover plate 2 and the lower base plate 3, and a third filter medium 15 is arranged in the third filter cavity 14;
the utility model adopts the layered filter screen and the filter medium to carry out multi-stage filtration on sewage and rainwater from coarse to fine, thereby improving the filtering effect and the water outlet quality;
the filter still include the backwash device, the backwash device include flush pump 16, inlet tube 17 and backwash pipeline 18, flush pump 16 set up in the filter outside, flush pump 16 on set up inlet tube 17 and communicate the water injection hole 5 on the upper cover plate 2, backwash pipeline 18 set up in collecting pipe 4, backwash pipeline 18 constitute by a vertical straight tube that sets up and connect a plurality of branch pipes on the straight tube, straight tube upper end and water injection hole 5 joint, the lower extreme is sealed, a plurality of branch pipes respectively towards interior filter screen 7.
The backwashing device is additionally arranged to perform backwashing on the filter media in the filter, the service cycle of the filter media is prolonged, the washing pump 16 is connected with the water inlet pipe 17, the hole cover 19 on the upper cover plate 2 is opened, the water inlet pipe 17 passes through the water injection hole 5 and is inserted into the straight pipe of the backwashing pipeline 18, the washing pump 16 is opened, clean water enters the straight pipe and is sprayed out from a plurality of branch pipes, a plurality of filter screens and a plurality of filter media are backwashed, the service cycle of the filter media is prolonged, and the filtering effect of the filter media is improved;
and a hole cover 19 is arranged outside the water injection hole 5 to control the opening and closing of the water injection hole 5.
The first filter medium 9, the second filter medium 12 and the third filter medium 15 are filter media made of three different materials.
The first filter medium 9 is a gravel stacking layer, the second filter medium 12 is porous ceramic particles, and the third filter medium 15 is synthetic fiber cloth yarns.
The mesh of the inner filter screen 7 is 1500 meshes, the mesh number of the middle filter screen 10 is 650 meshes, and the mesh number of the outer filter screen 13 is 400 meshes.
The plurality of branch pipes are connected to the straight pipe in a circular arrangement from top to bottom.
The filter still include the vacuum aspiration ware, the vacuum aspiration ware include diversion hose 20, cushion chamber 21, vacuum pump 22 and cushion chamber 21 set up outside the filter, diversion hose 20 set up in collecting pipe 4, pass apopore 6 and communicate to cushion chamber 21, diversion hose 20 on be equipped with the solenoid valve, vacuum pump 22 communicate to cushion chamber 21 through the connecting pipe, cushion chamber 21 on be equipped with the outlet.
Increased the vacuum aspiration ware, opened vacuum pump 22 and taken the air in the cushion chamber 21 out, pass apopore 6 with water conservancy diversion hose 20 and insert in collecting pipe 4, open the solenoid valve on the water conservancy diversion hose 20, because the reason of negative pressure, water in the collecting pipe 4 flows into the cushion chamber 21 fast through water conservancy diversion hose 20 in, because the water in the collecting pipe 4 is drawn forth fast for the water velocity in the filter accelerates, has accelerateed filter speed.
Claims (7)
1. A cylindrical filter, characterized in that: the filter comprises a filter cylinder body, an upper cover plate and a lower base plate, wherein the upper cover plate and the lower base plate are fixedly arranged on the upper surface and the lower surface of the filter cylinder body respectively;
the collecting pipe is characterized in that through holes are formed in the pipe wall of the collecting pipe and the cylinder wall of the filtering cylinder body so as to facilitate water inlet, two inner filtering nets are arranged on the outer side of the collecting pipe, a first filtering cavity is formed between the two inner filtering nets, the inner filtering nets are fixedly connected between the upper cover plate and the lower bottom plate, and a first filtering medium is arranged in the first filtering cavity;
a middle filter screen is arranged on the outer side of the inner filter screen, a second filter cavity is arranged between the middle filter screen and the inner filter screen, the middle filter screen is fixedly connected between the upper cover plate and the lower bottom plate, and a second filter medium is arranged in the second filter cavity;
an outer filter screen is arranged on the outer side of the middle filter screen, a third filter cavity is arranged between the outer filter screen and the middle filter screen, the outer filter screen is fixedly connected between the upper cover plate and the lower bottom plate, and a third filter medium is arranged in the third filter cavity;
the filter still include the backwash device, the backwash device include flush pump, inlet tube and backwash pipeline, the flush pump set up in the filter outside, the flush pump on set up the water injection hole that the inlet tube communicates to the upper cover plate, backwash pipeline set up in the collecting tube, backwash pipeline constitute by a vertical straight tube that sets up and connect a plurality of branch pipes on the straight tube, straight tube upper end and water injection hole joint, the lower extreme seals, a plurality of branch pipes respectively towards interior filter screen.
2. A cylindrical filter as claimed in claim 1, wherein: and a hole cover is arranged outside the water injection hole to control the opening and closing of the water injection hole.
3. A cylindrical filter as claimed in claim 1, wherein: the first filter medium, the second filter medium and the third filter medium are filter media made of three different materials.
4. A cylindrical filter as claimed in claim 3, wherein: the filter medium I is a gravel stacking layer, the filter medium II is porous ceramic particles, and the filter medium III is synthetic fiber cloth yarns.
5. A cylindrical filter as claimed in claim 1, wherein: the mesh of the inner filter screen is 1500 meshes, the mesh number of the middle filter screen is 650 meshes, and the mesh number of the outer filter screen is 400 meshes.
6. A cylindrical filter as claimed in claim 1, wherein: the plurality of branch pipes are connected to the straight pipe in a circular arrangement from top to bottom.
7. A cylindrical filter as claimed in claim 1, wherein: the filter still include the vacuum aspiration ware, the vacuum aspiration ware include water conservancy diversion hose, cushion chamber, vacuum pump and cushion chamber set up outside the filter, the water conservancy diversion hose set up in the collector, pass the apopore and communicate to the cushion chamber, the water conservancy diversion hose on be equipped with the solenoid valve, the vacuum pump communicate to the cushion chamber through the connecting pipe, the cushion chamber on be equipped with the outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922210586.5U CN211470827U (en) | 2019-12-11 | 2019-12-11 | Cylinder type filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922210586.5U CN211470827U (en) | 2019-12-11 | 2019-12-11 | Cylinder type filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211470827U true CN211470827U (en) | 2020-09-11 |
Family
ID=72373656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922210586.5U Expired - Fee Related CN211470827U (en) | 2019-12-11 | 2019-12-11 | Cylinder type filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211470827U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628611A (en) * | 2020-12-01 | 2021-04-09 | 深圳市爱玛特科技有限公司 | Double-range precise micro-leakage waterway protector and operation method |
| CN114053772A (en) * | 2021-11-01 | 2022-02-18 | 江苏通用环保集团有限公司 | Domestic sewage filtering device |
| CN114993791A (en) * | 2022-08-04 | 2022-09-02 | 自然资源部第二海洋研究所 | Sediment gap water autosegregation collection system |
-
2019
- 2019-12-11 CN CN201922210586.5U patent/CN211470827U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628611A (en) * | 2020-12-01 | 2021-04-09 | 深圳市爱玛特科技有限公司 | Double-range precise micro-leakage waterway protector and operation method |
| CN114053772A (en) * | 2021-11-01 | 2022-02-18 | 江苏通用环保集团有限公司 | Domestic sewage filtering device |
| CN114993791A (en) * | 2022-08-04 | 2022-09-02 | 自然资源部第二海洋研究所 | Sediment gap water autosegregation collection system |
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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: 20200911 Termination date: 20211211 |