CN220633158U - Back flush device suitable for small-size filtering pond - Google Patents
Back flush device suitable for small-size filtering pond Download PDFInfo
- Publication number
- CN220633158U CN220633158U CN202321828153.6U CN202321828153U CN220633158U CN 220633158 U CN220633158 U CN 220633158U CN 202321828153 U CN202321828153 U CN 202321828153U CN 220633158 U CN220633158 U CN 220633158U
- Authority
- CN
- China
- Prior art keywords
- waste liquid
- liquid pipe
- bronchus
- filler
- pipe
- 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
- 238000001914 filtration Methods 0.000 title claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 43
- 239000002699 waste material Substances 0.000 claims abstract description 42
- 239000000945 filler Substances 0.000 claims abstract description 32
- 210000000621 bronchi Anatomy 0.000 claims abstract description 28
- 238000011010 flushing procedure Methods 0.000 claims abstract description 26
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000010865 sewage Substances 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000011001 backwashing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a back flushing device suitable for a small filter tank, which comprises an adjusting tank, a biochemical tank, a filler filter tank, a water producing tank, a back flushing waste liquid pipe and a bronchus, wherein the front end of the back flushing waste liquid pipe is U-shaped and is vertically arranged in the water producing tank, the water inlet end of the front end of the back flushing waste liquid pipe passes through the water producing tank to be communicated with the inside of the filler filter tank, the water inlet end is positioned above the filler in the filler filter tank, the air outlet end of the bronchus is communicated with the rear end of the back flushing waste liquid pipe, and the pipe position of the air outlet end is higher than the pipe position of the water inlet end of the back flushing waste liquid pipe. Compared with the prior art, the back flushing device can realize back flushing of the filter tank through one bronchus and one back flushing waste liquid pipe without adding air supply equipment and other facilities. Through measurement and calculation, the device saves energy by 30 percent and land by 20 percent compared with the conventional back flushing device, and is suitable for back flushing of a small filter tank for sewage treatment in rural areas.
Description
Technical Field
The utility model relates to the field of sewage treatment, in particular to a back flushing device suitable for a small filter tank.
Background
The filtering tank of the existing sewage treatment device usually adopts a filler filtering material for filtering treatment and needs to regularly back flush the filler, so that a large-power water pump is usually matched in a water producing tank, and the water pump is additionally arranged, so that the energy consumption and the land are wasted. In particular to a small-sized sewage treatment device in rural areas.
Disclosure of Invention
The utility model aims to provide a back flushing device suitable for a small filter, which does not need to be provided with a special water pump, utilizes a water production and biochemical tank air supply device of the filter to back flush filter filler in situ, saves energy and land, and is suitable for rural small sewage treatment facilities.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a back flush device suitable for small-size filtering pond, includes equalizing basin, biochemical pond, filler filtering pond and produces the pond, be equipped with biochemical pond air feeder on the biochemical pond, filler filtering pond upper end is equipped with the water inlet, produce the pond upper end and be equipped with the delivery port, filler filtering pond bottom and produce pond bottom intercommunication, still include backwash waste liquid pipe and bronchus, the front end of backwash waste liquid pipe is U-shaped tubular, and vertical setting in producing the pond, the water inlet of backwash waste liquid pipe front end passes and produces pond and the inside intercommunication of filler filtering pond, and the water inlet is located the filler top in the filler filtering pond, the end of giving vent to anger of bronchus and backwash waste liquid pipe's rear end intercommunication, and the pipe position of giving vent to anger the end is higher than backwash waste liquid pipe's water inlet pipe position.
Preferably, the air inlet end of the bronchus is communicated with the biochemical pool air supply device.
Preferably, the bronchus is provided with an electromagnetic valve.
Preferably, the water outlet end of the back flushing waste liquid pipe extends into the regulating tank at the front end.
Preferably, the air outlet end pipe of the bronchus is higher than the water inlet end pipe of the backwash waste pipe by more than 0.3 m.
Preferably, the gas-liquid volume ratio of the bronchus and the backwash waste pipe is 4:1.
Compared with the prior art, the utility model has the advantages that: by the back flushing device, the back flushing of the filter tank can be realized by a bronchus and a back flushing waste liquid pipe without adding air supply equipment and other facilities. Through measurement and calculation, the device saves energy by 30 percent and land by 20 percent compared with the conventional back flushing device, and is suitable for back flushing of a small filter tank for sewage treatment in rural areas.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. a filler filter; 2. a water producing pool; 3. a filler; 4. back flushing the waste liquid pipe; 5. bronchi; 6. an electromagnetic valve; 7. a water inlet; 8. and a water outlet.
Detailed Description
The present utility model will be further described below.
Examples: referring to fig. 1, the back flush device suitable for the small filter comprises an adjusting tank, a biochemical tank, a filler filter 1 and a water producing tank 2, wherein the biochemical tank is provided with a biochemical tank air supply device, the upper end of the filler filter 1 is provided with a water inlet 7, the upper end of the water producing tank 2 is provided with a water outlet 8, the bottom of the filler filter 1 is communicated with the bottom of the water producing tank 2, the back flush device further comprises a back flush waste liquid pipe 4 and a bronchus 5, the back flush waste liquid pipe 4 is vertically arranged in the water producing tank 2, the water inlet end of the front end of the back flush waste liquid pipe 4 passes through the water producing tank 2 and is communicated with the inside of the filler filter 1, the water inlet end is positioned above the filler 3 in the filler filter 1, the air outlet end of the bronchus 5 is communicated with the rear end of the back flush waste liquid pipe 4, and the front end is in a U-shaped pipe shape, so that the front end forms a liquid level difference at the front end and the back flush waste liquid pipe 4, and when the bronchus 5 is air inlet, the air is only discharged upwards from the rear end of the back flush waste liquid pipe 4, so as to drive the waste liquid to flow. The utility model makes the back flushing waste liquid pipe 4 enter the upper part of the filter material of the filter tank through a U-shaped bend in the water producing tank 2, and introduces a branch pipe 5 connected to the upper end of the back flushing waste liquid pipe 4, thus realizing back flushing of the filter tank, not affecting the air supply of the biochemical tank, realizing automatic control through the electromagnetic valve 6 and achieving the expected back flushing effect.
When back flushing is carried out: the water inlet 7 at the upper end of the filler filter tank 1 is closed, then the air inlet end of the bronchus 5 is opened, the air is taken as a power source, the water body at the upper part of the filler filter tank 1 is pumped out through the backwash waste liquid pipe 4, and along with the water level reduction of the filler filter tank 1, the water body in the water producing tank 2 reversely flows into the filler filter tank 1 from the bottom and ascends to realize the backwash of the filler 3.
The air inlet end of the bronchus 5 is communicated with the biochemical pool air supply device, namely, the bronchus 5 is pulled up from a blower pipeline of the biochemical pool air supply device, the power source is provided for air supply of the backwashing device of the utility model through the bronchus 5, the purpose of no backwashing water pump is achieved, the air-liquid volume ratio of the bronchus 5 and the backwashing waste liquid pipe 4 is 4:1 through experiments, the air outlet end pipe of the bronchus 5 is higher than the water inlet end pipe position of the backwashing waste liquid pipe 4 by more than 0.3m, at the moment, the backwashing effect is good, the solenoid valve 6 is arranged on the bronchus 5, the air inflow of the bronchus 5 is controlled through the solenoid valve 6, and the air supply of the traditional biochemical pool air supply device is realized according to the air (air) to 1 (water) ratio of 4.
The water outlet end of the back flush waste liquid pipe 4 extends into the regulating tank at the front end, and waste liquid enters the regulating tank through the back flush waste liquid pipe 4 for recycling, so that the back flush waste liquid pipe is not discharged, and the energy-saving and environment-friendly effects are achieved.
The utility model has been described in detail with reference to a backwash assembly suitable for use in a small filter tank, and specific examples have been used herein to illustrate the principles and embodiments of the utility model, the above examples being provided only to assist in understanding the method and core concepts of the utility model; also, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a back flush device suitable for small-size filtering pond, includes equalizing basin, biochemical pond, filler filtering pond and produces the pond, be equipped with biochemical pond air feeder on the biochemical pond, filler filtering pond upper end is equipped with the water inlet, produce the pond upper end and be equipped with the delivery port, filler filtering pond bottom and produce pond bottom intercommunication, its characterized in that: the back flush waste liquid treatment device comprises a back flush waste liquid treatment device, and is characterized by further comprising a back flush waste liquid pipe and a bronchus, wherein the front end of the back flush waste liquid pipe is U-shaped and vertically arranged in a water producing tank, the water inlet end of the front end of the back flush waste liquid pipe penetrates through the water producing tank and is communicated with the inside of a filler filter, the water inlet end is positioned above the filler in the filler filter, the air outlet end of the bronchus is communicated with the rear end of the back flush waste liquid pipe, and the pipe position of the air outlet end is higher than the water inlet end pipe position of the back flush waste liquid pipe.
2. A backflushing apparatus suitable for use in a small filter according to claim 1, wherein: the air inlet end of the bronchus is communicated with the biochemical pool air supply device.
3. A backflushing apparatus suitable for use in a mini-filter according to claim 2, wherein: and an electromagnetic valve is arranged on the bronchus.
4. A backflushing apparatus suitable for use in a small filter according to claim 1, wherein: the water outlet end of the back flushing waste liquid pipe extends into the regulating tank at the front end.
5. A backflushing apparatus suitable for use in a small filter according to claim 1, wherein: the air outlet end pipe of the bronchus is higher than the water inlet end pipe of the backwash waste pipe by more than 0.3 m.
6. A backflushing apparatus suitable for use in a small filter according to claim 1, wherein: the gas-liquid volume ratio of the bronchus to the backwash waste liquid pipe is 4:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828153.6U CN220633158U (en) | 2023-07-12 | 2023-07-12 | Back flush device suitable for small-size filtering pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828153.6U CN220633158U (en) | 2023-07-12 | 2023-07-12 | Back flush device suitable for small-size filtering pond |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220633158U true CN220633158U (en) | 2024-03-22 |
Family
ID=90290685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321828153.6U Active CN220633158U (en) | 2023-07-12 | 2023-07-12 | Back flush device suitable for small-size filtering pond |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220633158U (en) |
-
2023
- 2023-07-12 CN CN202321828153.6U patent/CN220633158U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |