CN213101054U - Back flush filter - Google Patents
Back flush filter Download PDFInfo
- Publication number
- CN213101054U CN213101054U CN202021554996.8U CN202021554996U CN213101054U CN 213101054 U CN213101054 U CN 213101054U CN 202021554996 U CN202021554996 U CN 202021554996U CN 213101054 U CN213101054 U CN 213101054U
- Authority
- CN
- China
- Prior art keywords
- tank body
- filter
- fixedly connected
- filter cylinder
- central shaft
- 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 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000007790 scraping Methods 0.000 claims description 15
- 239000000706 filtrate Substances 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000010865 sewage Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000011001 backwashing Methods 0.000 description 3
- 239000003818 cinder Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The back flush filter comprises a fixing frame and a tank body, a top cover is connected to the top of the tank body through a flange, a filter drum is arranged in the tank body, a central shaft is vertically and rotatably connected to the center of the filter drum, a driving device used for driving the central shaft to rotate is arranged on the top cover, a liquid inlet is connected to the side wall of the upper portion of the tank body, a liquid outlet is connected to the side wall of the lower portion of the tank body, a plurality of first connecting shafts and a plurality of second connecting shafts are fixedly connected to the side wall of the central shaft at intervals from top to bottom respectively, a first cleaning assembly is installed between the end portions of every two adjacent first connecting shafts, a mounting plate is fixedly connected to the middle portion of each second connecting shaft, a second cleaning assembly is installed between every two adjacent mounting plates. The utility model discloses compact structure, job stabilization, can self-cleaning, the filter effect is good, filtration efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of water treatment facilities, especially, relate to a back flush filter.
Background
The back washing filter is a precise device which directly intercepts impurities in water by using a filter screen, removes suspended matters and particles in the water body, reduces turbidity, purifies water, reduces the generation of system dirt, bacteria, algae, rust and the like, and purifies the water and protects other devices of the system from normal operation. In the process of using the backwashing filter, after the filter screen is used for a long time, dirt can be attached to the filter screen, so that the filter screen is blocked, the water flow is reduced, the filtering efficiency is reduced, the cleaning efficiency of the filter screen by the conventional equipment is low, and the cleaning effect is good and poor, so that the subsequent filtering process is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a compact structure, job stabilization, can self-cleaning, the filter effect is good, the back flush filter that filtration efficiency is high.
In order to solve the technical problem, the utility model adopts the following technical scheme: the backwashing filter comprises a fixing frame and a tank body arranged on the fixing frame, wherein the top of the tank body is connected with a top cover through a flange, a filter cylinder with an open top is arranged in the tank body, the outer walls of the upper end and the lower end of the filter cylinder are fixedly connected in the tank body through clapboards respectively, the center of the filter cylinder is vertically and rotatably connected with a central shaft, a driving device for driving the central shaft to rotate is arranged on the top cover, a filtrate cavity is formed among the side wall of the filter cylinder, the two clapboards and the inner wall of the tank body, the side wall of the upper part of the tank body is connected with a liquid inlet positioned above the filter cylinder, the side wall of the lower part of the tank body is connected with a liquid outlet communicated with the filtrate cavity, the side wall of the central shaft is fixedly connected with a plurality of first, install the second between two adjacent mounting panels and clean the subassembly, each second connecting axle tip fixedly connected with recoil groove, the blowdown chamber has been seted up to the inside cavity of center pin lower extreme, and recoil groove lower extreme is linked together with the blowdown chamber, strains a section of thick bamboo bottom center and is provided with the connector, and the center pin lower extreme rotates to be connected on the connector, and blowdown chamber lower extreme is linked together with the connector, and tank body bottom is connected with the row cinder notch, and row cinder notch upper end is linked together with the connector.
The driving device comprises a mounting frame fixedly connected to the top cover, a driving motor and a speed reducer in transmission connection with the driving motor are arranged on the mounting frame, and a power output shaft of the speed reducer is in transmission connection with the upper end of the central shaft.
The first cleaning component comprises a connecting piece fixedly connected to the end part of the first connecting shaft, a first scraping plate is fixedly connected between every two adjacent connecting pieces, a first brush is arranged on the outer side of the first scraping plate along the length direction of the first scraping plate, and the first brush is tightly attached to the inner wall of the filter cylinder.
The second cleaning component comprises mounting columns fixedly connected to the mounting plates, a second scraping plate is fixedly connected between every two adjacent mounting columns, a second brush is arranged on the outer side of the second scraping plate along the length direction of the second scraping plate, and the second brush is tightly attached to the inner wall of the filter cylinder.
The lateral wall of the tank body is provided with an observation window.
By adopting the technical scheme, when the filter is in work and use, the mixed liquid to be filtered is guided into the tank body from the liquid inlet and flows into the filter cylinder, impurities in the mixed liquid are isolated in the filter cylinder under the filtering action of the filter cylinder, and the filtrate enters the filtrate cavity through the filter cylinder and is guided out from the liquid outlet, so that the filtration is realized; during the filtering process, impurities in the filter cylinder are adsorbed on the inner wall of the filter cylinder, the pressure in the filter cylinder is increased, the slag discharging port is opened at the moment, the driving motor and the speed reducer are controlled to drive the central shaft to rotate, the central shaft drives the first cleaning component and the second cleaning component to clean the inner wall of the filter cylinder through the first connecting shaft and the second connecting shaft, and the impurity mixed liquid in the filter cylinder flows into the sewage discharging cavity through the backflushing groove and flows out from the slag discharging port, so that the impurities in the filter cylinder are cleaned; by adopting the structure, the filter cartridge can be cleaned quickly, and the filtering effect is ensured, so that the filtering efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the center shaft of the present invention;
FIG. 3 is a schematic top view of the structure of FIG. 2;
FIG. 4 is a schematic structural view of the first and second cleaning assemblies of the present invention;
fig. 5 is a schematic top view of the structure of fig. 4.
Detailed Description
As shown in figures 1-5, the backwash filter of the utility model comprises a fixed frame 1 and a tank body 2 arranged on the fixed frame 1, the side wall of the tank body 2 is provided with an observation window, the top flange of the tank body 2 is connected with a top cover 3, a filter cartridge 4 with an open top is arranged in the tank body 2, the upper end and the lower end outer wall of the filter cartridge 4 are respectively and fixedly connected in the tank body 2 through a clapboard, the center of the filter cartridge 4 is vertically and rotatably connected with a central shaft 5, the top cover 3 is provided with a driving device for driving the central shaft 5 to rotate, the driving device comprises a mounting frame 6 fixedly connected on the top cover 3, the mounting frame 6 is provided with a driving motor 7 and a speed reducer 8 in transmission connection with the driving motor 7, the power output shaft of the speed reducer 8 is in transmission connection with the upper end part of the central shaft 5, a filtrate cavity 10, the side wall of the lower part of the tank body 2 is connected with a liquid outlet 12 communicated with the filtrate cavity 10, the side wall of the central shaft 5 is respectively fixedly connected with a plurality of first connecting shafts 13 and second connecting shafts 14 at intervals from top to bottom, the first connecting shafts 13 and the second connecting shafts 14 are oppositely arranged, a first cleaning component is arranged between the end parts of two adjacent first connecting shafts 13, the first cleaning component comprises connecting pieces 15 fixedly connected with the end parts of the first connecting shafts 13, a first scraping plate 16 is fixedly connected between the two adjacent connecting pieces 15, the outer side of the first scraping plate 16 is provided with a first brush 17 along the length direction thereof, the first brush 17 is tightly attached to the inner wall of the filter cylinder 4, the middle part of each second connecting shaft 14 is fixedly connected with a mounting plate 18, a second cleaning component is arranged between the two adjacent mounting plates 18, the second cleaning component comprises mounting columns 19 fixedly connected on the mounting plates 18, and a second scraping, the outer side of the second scraper 20 is provided with a second brush 21 along the length direction thereof, the second brush 21 is tightly attached to the inner wall of the filter cylinder 4, the end part of each second connecting shaft 14 is fixedly connected with a backflushing groove 22, a sewage discharge cavity 23 is formed in the hollow part of the lower end of the central shaft 5, the lower end of the backflushing groove 22 is communicated with the sewage discharge cavity 23, the center of the bottom of the filter cylinder 4 is provided with a connector 24, the lower end of the central shaft 5 is rotatably connected to the connector 24, the lower end of the sewage discharge cavity 23 is communicated with the connector 24, the bottom of the tank body 2.
When the utility model is used, the mixed liquid to be filtered is led into the tank body 2 from the liquid inlet 11 and flows into the filter cartridge 4, the impurities in the mixed liquid are isolated in the filter cartridge 4 under the filtering action of the filter cartridge 4, and the filtrate enters the filtrate cavity 10 through the filter cartridge 4 and is led out through the liquid outlet 12, thereby forming filtration; in the filtering process, impurities in the filter cartridge 4 are adsorbed on the inner wall of the filter cartridge 4, the pressure in the filter cartridge 4 is increased, the slag discharging port 25 is opened at the moment, the driving motor 7 and the speed reducer 8 are controlled to drive the central shaft 5 to rotate, the central shaft 5 drives the first cleaning component and the second cleaning component to clean the inner wall of the filter cartridge 4 through the first connecting shafts 13 and the second connecting shafts 14, the impurity mixed liquid in the filter cartridge 4 flows into the sewage discharge cavity 23 through the backflushing groove 22 and flows out from the slag discharging port 25, and therefore the impurities in the filter cartridge 4 are cleaned; by adopting the structure, the filter cartridge 4 can be cleaned quickly, and the filtering effect is ensured, so that the filtering efficiency is improved.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (5)
1. The back flush filter, including mount and the jar body of setting on the mount, jar body top flange joint has top cap, its characterized in that: a filter cylinder with an open top is arranged in the tank body, the outer walls of the upper end and the lower end of the filter cylinder are fixedly connected in the tank body through partition plates respectively, the center of the filter cylinder is vertically and rotatably connected with a central shaft, a driving device for driving the central shaft to rotate is arranged on the top cover, a filtrate cavity is formed between the side wall of the filter cylinder and the inner walls of the tank body, the side wall of the upper part of the tank body is connected with a liquid inlet positioned above the filter cylinder, the side wall of the lower part of the tank body is connected with a liquid outlet communicated with the filtrate cavity, a plurality of first connecting shafts and second connecting shafts are respectively and fixedly connected with the side wall of the central shaft from top to bottom at intervals, the first connecting shafts and the second connecting shafts are oppositely arranged, a first cleaning component is arranged between the end parts of every two adjacent first connecting, the blowdown chamber has been seted up to the inside cavity of center pin lower extreme, and recoil groove lower extreme is linked together with the blowdown chamber, strains a bottom center and is provided with the connector, and the center pin lower extreme rotates to be connected on the connector, and blowdown chamber lower extreme is linked together with the connector, and tank body bottom is connected with the slag discharging port, and slag discharging port upper end is linked together with the connector.
2. The backflush filter of claim 1, wherein: the driving device comprises a mounting frame fixedly connected to the top cover, a driving motor and a speed reducer in transmission connection with the driving motor are arranged on the mounting frame, and a power output shaft of the speed reducer is in transmission connection with the upper end of the central shaft.
3. The backflush filter of claim 2, wherein: the first cleaning component comprises a connecting piece fixedly connected to the end part of the first connecting shaft, a first scraping plate is fixedly connected between every two adjacent connecting pieces, a first brush is arranged on the outer side of the first scraping plate along the length direction of the first scraping plate, and the first brush is tightly attached to the inner wall of the filter cylinder.
4. The backflush filter of claim 3, wherein: the second cleaning component comprises mounting columns fixedly connected to the mounting plates, a second scraping plate is fixedly connected between every two adjacent mounting columns, a second brush is arranged on the outer side of the second scraping plate along the length direction of the second scraping plate, and the second brush is tightly attached to the inner wall of the filter cylinder.
5. The backflush filter of claim 4, wherein: the lateral wall of the tank body is provided with an observation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021554996.8U CN213101054U (en) | 2020-07-31 | 2020-07-31 | Back flush filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021554996.8U CN213101054U (en) | 2020-07-31 | 2020-07-31 | Back flush filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213101054U true CN213101054U (en) | 2021-05-04 |
Family
ID=75682918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021554996.8U Active CN213101054U (en) | 2020-07-31 | 2020-07-31 | Back flush filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213101054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120079164A (en) * | 2025-04-30 | 2025-06-03 | 温州市精工机械装备成套有限公司 | A high-pressure online automatic filtration system for alkali solution |
-
2020
- 2020-07-31 CN CN202021554996.8U patent/CN213101054U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120079164A (en) * | 2025-04-30 | 2025-06-03 | 温州市精工机械装备成套有限公司 | A high-pressure online automatic filtration system for alkali solution |
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