CN219701279U - Backwash sewage disposal device - Google Patents
Backwash sewage disposal device Download PDFInfo
- Publication number
- CN219701279U CN219701279U CN202322211933.2U CN202322211933U CN219701279U CN 219701279 U CN219701279 U CN 219701279U CN 202322211933 U CN202322211933 U CN 202322211933U CN 219701279 U CN219701279 U CN 219701279U
- Authority
- CN
- China
- Prior art keywords
- sewage
- filter cylinder
- flange
- filter
- water
- 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.)
- Active
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 74
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000008676 import Effects 0.000 claims 1
- 239000011148 porous material Substances 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 239000012535 impurity Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to the technical field related to sewage treatment, and particularly discloses a back flushing sewage disposal device, which comprises a sewage disposal device body, wherein a rotatable filter drum is arranged in the sewage disposal device body, a water-proof flange is arranged outside the filter drum, the water-proof flange is relatively perpendicular to a sewage inlet, the water-proof flange comprises side flanges positioned at two sides of the outer side of the filter drum and a bottom flange positioned at the bottom of the filter drum, the side flanges and the bottom flange are welded in the sewage disposal device body, and the edges of the side flanges are in relatively rotary sealing contact with the filter drum; the inner side of the filter cylinder is provided with an inner baffle which is positioned in the center of the filter cylinder and is parallel to the water-proof flange, the edges of the two sides of the inner baffle are provided with overflow grooves, the inner wall of the filter cylinder is fixedly provided with sealing sheets corresponding to the positions of the overflow grooves, and the sealing sheets are respectively provided with a group at the positions corresponding to the two sides of the inner baffle. The back flush sewage draining device adopts the design of double separation cavities, can continuously carry out filtration treatment without stopping in the back flush process, and improves the integral operation efficiency of the sewage treatment system.
Description
Technical Field
The utility model relates to the technical field related to sewage treatment, in particular to a back flush sewage disposal device.
Background
The sewage disposal device is the main equipment for filtering large-particle impurities in the sewage treatment system at present, and is used for pre-treating sewage so as to enable the follow-up equipment to carry out refined purification treatment. The sewage disposal device is mainly divided into a horizontal filter tank and a vertical filter tank at present, wherein a metal net or a filter cartridge is arranged in the sewage disposal device, sewage inflow water is conveyed into the tank through a sewage pump, and high pressure difference is generated to filter out sewage after filtering. In order to improve the filtering effect and the service life of the sewage disposal device, the common sewage disposal device is connected with a back flushing system, and the filtered water is utilized to carry out back flushing on a metal net or a filter cylinder to remove the adhesion of impurities. The back flushing system needs to use an additional back flushing pump device and pipelines, sewage water inlet needs to be stopped in the back flushing process, and no filtered water is generated, so that the back flushing can influence the operation of the whole sewage treatment system.
Disclosure of Invention
The utility model aims to provide a back flushing sewage disposal device so as to solve the problems that the back flushing system proposed in the background art needs to use an additional back flushing pump device and a pipeline, and back flushing can influence the operation of the whole sewage treatment system.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the back flushing sewage draining device comprises a sewage draining device body, wherein a water filtering outlet and a sewage inlet are respectively arranged at two sides of the sewage draining device body, a rotatable filter drum is arranged in the sewage draining device body, a filtering hole is arranged on the filter drum, a water-proof flange is arranged outside the filter drum and is relatively perpendicular to the sewage inlet, the water-proof flange comprises side flanges positioned at two sides outside the filter drum and a bottom flange positioned at the bottom of the filter drum, the side flanges and the bottom flange are welded in the sewage draining device body, and the edges of the side flanges are in relatively rotary sealing contact with the filter drum;
the inner side of the filter cylinder is provided with an inner baffle which is positioned in the center of the filter cylinder and parallel to the waterproof baffle, two side edges of the inner baffle are provided with overflow grooves, the overflow grooves are straight through grooves, a plurality of overflow grooves are formed in an equidistant mode from top to bottom, the inner wall of the filter cylinder is fixedly provided with sealing sheets corresponding to the positions of the overflow grooves, and the sealing sheets are respectively arranged at a group at positions corresponding to the two sides of the inner baffle.
Preferably, the top end of the filter cylinder is provided with a top cover, and the top cover is welded and fixed with the inner wall of the sewage draining device body and is in relative rotary sealing contact with the top of the filter cylinder.
Preferably, an overflow port is arranged on one side of the top cover, which is close to the sewage inlet.
Preferably, a detachable end cover is arranged at the top of the sewage disposal device body, and a servo speed reducing motor is arranged on the end cover; the servo gear motor is connected with a transmission shaft, and the transmission shaft is fixedly connected with the top end of the filter cylinder.
Preferably, the direction of the overflow groove is inclined and non-perpendicular relative to the surface of the inner baffle plate.
Preferably, the side of the side flange is provided with hard bristles which are contacted with the outer side of the filter cylinder.
Preferably, water blocking rubber is arranged on two sides of the inner baffle plate and is in contact with the inner wall of the filter cylinder.
Preferably, the bottom of the sewage draining device body is provided with a sewage draining outlet.
Compared with the prior art, the utility model has the beneficial effects that: the back flush sewage disposal device adopts the design of double separation cavities, can continuously carry out filtration treatment without stopping in the back flush process, improves the integral operation efficiency of a sewage treatment system, and does not need equipment and pipelines such as a back flush pump and the like.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a longitudinal sectional view of the structure of the present utility model.
Fig. 3 is a longitudinal sectional view of another aspect of the present utility model.
Fig. 4 is a cross-sectional view of the structure of the present utility model.
Fig. 5 is an enlarged view at a in fig. 4.
Wherein, 1-the blowdown device body; 11-end caps; 12-a filtered water outlet; 13-a sewage inlet; 14-a sewage outlet; 2-a servo reducing motor; 21-a transmission shaft; 22-top cover; 221-overflow port; 3-a filter cartridge; 31-sealing the sheet; 4-a water-proof flange; 41-side flanges; 411-hard bristles; 42-bottom flange; 5-an inner baffle; 51-water-blocking rubber; 52-overflow launder.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, in an embodiment of the present utility model, a backwash sewage draining device includes a sewage draining device body 1, a detachable end cover 11 is provided on the top of the sewage draining device body 1, and a servo gear motor 2 is installed on the end cover 11; the two sides of the sewage disposal device body 1 are respectively provided with a filtered water outlet 12 and a sewage inlet 13, and the bottom is provided with a sewage disposal outlet 14;
as shown in fig. 2 and 3, a rotatable filter cylinder 3 is arranged in the sewage disposal device body 1, a filter hole is arranged on the filter cylinder 3, a top cover 22 is arranged at the top end of the filter cylinder 3, the top cover 22 is welded and fixed with the inner wall of the sewage disposal device body 1 and is in rotary sealing contact with the top of the filter cylinder 3 relatively, and an overflow port 221 is arranged at one side of the top cover 22 close to the sewage inlet 13; the outside of the filter cylinder 3 is provided with a water-proof flange 4, the water-proof flange 4 is relatively perpendicular to the sewage inlet 13, the water-proof flange 4 comprises side flanges 41 positioned at two sides of the outside of the filter cylinder 3 and a bottom flange 42 positioned at the bottom of the filter cylinder 3, the side flanges 41 and the bottom flange 42 are welded in the sewage disposal device body 1, the edges of the side flanges 41 are in relatively rotary sealing contact with the filter cylinder 3, the outside of the filter cylinder 3 is isolated into two cavities through the water-proof flange 4, and one cavity is communicated with the sewage inlet 13;
as shown in fig. 4 and 5, an inner baffle 5 is disposed on the inner side of the filter cylinder 3, the inner baffle 5 is located at the center of the filter cylinder 3 and parallel to the waterproof flange 4, water-blocking rubber 51 is disposed on two sides of the inner baffle 5 and contacts with the inner wall of the filter cylinder 3, overflow grooves 52 are disposed on two side edges of the inner baffle 5, the overflow grooves 52 may be straight through grooves, a plurality of overflow grooves are disposed from top to bottom at equal intervals, the groove width is smaller, about 2 mm to 5mm, sealing sheets 31 corresponding to the positions of the overflow grooves 52 are fixed on the inner wall of the filter cylinder 3, and a group of sealing sheets 31 are disposed on two sides of the corresponding inner baffle 5.
The top end of the filter cylinder 3 is fixedly connected with a transmission shaft 21, and the transmission shaft 21 is connected with the servo gear motor 2.
The inner baffle 5 divides the interior of the filter cylinder 3 into two independent cavities, wherein one side cavity is communicated with the sewage inlet 13, and when filtering treatment is carried out, sewage is pumped into the filter cylinder 3 at the side through the sewage inlet 13 for filtering and then overflows from the inside of the filter cylinder 3 after being pressed into the overflow port 221 and is discharged through the filtered water outlet 12; after the filter cartridge 3 is used for a period of time, impurities attached to the outer side of the filter cartridge 3 influence the filtering performance, at the moment, the servo speed-reducing motor 2 can be started by timing control to drive the filter cartridge 3 to rotate slowly and at low speed, after the servo speed-reducing motor rotates, the sealing piece 31 is separated from the overflow groove 52 to enable cavities on two sides in the filter cartridge 3 to be communicated by the overflow groove 52, because the width of the overflow groove 52 is smaller, a small part of high-pressure water is pressed out by the overflow groove 52 under the water pressure, high-pressure jet flow is directly sprayed on the inner wall of the filter cartridge 3 to recoil the high-pressure water jet flow, the impurities attached to the outer side are flushed out and discharged from the drain outlet 14, and the direction of the overflow groove 52 can be inclined rather than vertical to the surface of the inner baffle 5, so that the water outlet direction of the overflow groove 52 can be closer to face the inner wall of the filter cartridge 3 to improve the flushing effect; the servo gear motor 2 stops and locks electronically after the filter cylinder 3 rotates for half a circle, so that the half of the filter cylinder 3 after back flushing is turned into one side of the sewage inlet 13 for filtering operation, the motor is controlled to start again at regular time and then reverses for half a circle, and the actions are repeated, so that the sewage disposal device can keep a continuous filtering operation state, and even the filtering operation is performed during back flushing, the filtering operation is performed equally, and the blocking of the inflow water is not needed.
In order to improve the cleaning effect of the stubborn attachments outside the filter cartridge 3, hard bristles 411 contacting the outer side of the filter cartridge 3 can be arranged on the side surface of the side flange 41, and the stubborn attachments can be brushed off when the filter cartridge 3 rotates.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a back flush blowdown ware, includes blowdown ware body (1), blowdown ware body (1) both sides are provided with drainage export (12) and sewage import (13) respectively, are provided with rotatable filter cartridge (3) in blowdown ware body (1), set up the filtration pore on filter cartridge (3), its characterized in that: the outside of the filter cylinder (3) is provided with a water-proof flange (4), the water-proof flange (4) is relatively perpendicular to the sewage inlet (13), the water-proof flange (4) comprises side flanges (41) positioned at two sides outside the filter cylinder (3) and a bottom flange (42) positioned at the bottom of the filter cylinder (3), the side flanges (41) and the bottom flange (42) are welded in the sewage draining device body (1), and the edges of the side flanges (41) are in relatively rotary sealing contact with the filter cylinder (3);
the filter is characterized in that an inner baffle (5) is arranged on the inner side of the filter cylinder (3), the inner baffle (5) is positioned at the center of the filter cylinder (3) and is parallel to the waterproof flange (4), overflow grooves (52) are formed in the edges of the two sides of the inner baffle (5), the overflow grooves (52) are straight through grooves and are equidistantly formed from top to bottom, sealing sheets (31) corresponding to the positions of the overflow grooves (52) are fixed on the inner wall of the filter cylinder (3), and a group of sealing sheets (31) are arranged at the positions corresponding to the two sides of the inner baffle (5).
2. A backwash sewage drain according to claim 1 wherein: the top end of the filter cylinder (3) is provided with a top cover (22), and the top cover (22) is welded and fixed with the inner wall of the sewage draining device body (1) and is in relative rotary sealing contact with the top of the filter cylinder (3).
3. A backwash sewage drain according to claim 2 wherein: an overflow port (221) is arranged on one side of the top cover (22) close to the sewage inlet (13).
4. A backwash sewage drain according to claim 1 wherein: a detachable end cover (11) is arranged at the top of the sewage disposal device body (1), and a servo speed reducing motor (2) is arranged on the end cover (11); the servo gear motor (2) is connected with a transmission shaft (21), and the transmission shaft (21) is fixedly connected with the top end of the filter cylinder (3).
5. A backwash sewage drain according to claim 1 wherein: the direction of the overflow groove (52) is inclined and non-vertical relative to the plate surface of the inner baffle plate (5).
6. A backwash sewage drain according to claim 1 wherein: the side of the side flange (41) is provided with hard bristles (411) which are contacted with the outer side of the filter cylinder (3).
7. A backwash sewage drain according to claim 1 wherein: water-blocking rubber (51) is arranged on two sides of the inner baffle (5) and is contacted with the inner wall of the filter cylinder (3).
8. A backwash sewage drain according to claim 1 wherein: the bottom of the sewage draining device body (1) is provided with a sewage draining outlet (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322211933.2U CN219701279U (en) | 2023-08-17 | 2023-08-17 | Backwash sewage disposal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322211933.2U CN219701279U (en) | 2023-08-17 | 2023-08-17 | Backwash sewage disposal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219701279U true CN219701279U (en) | 2023-09-19 |
Family
ID=87996076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322211933.2U Active CN219701279U (en) | 2023-08-17 | 2023-08-17 | Backwash sewage disposal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219701279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119838282A (en) * | 2025-03-20 | 2025-04-18 | 上海泽铭环境科技有限公司 | Water quality pretreatment system with intelligent self-cleaning function |
-
2023
- 2023-08-17 CN CN202322211933.2U patent/CN219701279U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119838282A (en) * | 2025-03-20 | 2025-04-18 | 上海泽铭环境科技有限公司 | Water quality pretreatment system with intelligent self-cleaning function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203264409U (en) | Low-pressure self-cleaning continuous filter | |
| CN101259339B (en) | Round subsider micro-filter cloth surface filtration water exit method | |
| CN116216988B (en) | A high-salt and high-COD wastewater zero discharge system and method | |
| CN111804034A (en) | Water purification unit for aquaculture | |
| CN208717044U (en) | Using the effluent treatment plant of electric flocculation membrane partition method | |
| CN2892243Y (en) | Filter with positive and negative dual washing function | |
| CN202682885U (en) | Cloth media filter | |
| CN113750806A (en) | Anti-fouling membrane assembly water treatment device with backwashing function | |
| CN220758206U (en) | Back flushing mechanism of activated carbon filter | |
| CN116550027B (en) | Environment-friendly filtering system for industrial wastewater | |
| CN216170363U (en) | Intelligent flushing type water purifier | |
| CN102188852B (en) | Rotating-disc type ultrasonic self-cleaning microstrainer | |
| CN216023341U (en) | Effluent filtering device of secondary sedimentation tank | |
| CN216125407U (en) | Industrial waste gas treatment is with automatic industrial waste gas scrubbing tower of clearance inner wall | |
| CN222777898U (en) | High-pressure energy storage backwash filtration water purification equipment | |
| CN222723762U (en) | A high-efficiency energy-consuming backwashing device for sewage treatment | |
| CN109853699B (en) | An upper supply and lower storage rainwater recycling system | |
| CN221141374U (en) | Filter equipment for sewage treatment | |
| CN101157485B (en) | Open-cycle integration type sewage water taking machine | |
| CN219701182U (en) | Mud device is scraped in sewage sedimentation tank central drive | |
| CN224258297U (en) | An IoT water purifier that is easy to clean internally | |
| CN220176541U (en) | Pro reverse osmosis water flushing device | |
| CN220860822U (en) | Double scraping and washing filter | |
| CN223430034U (en) | A water purification device with a circulating filtration structure | |
| CN215310754U (en) | High-efficient sewage treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |