CN205204901U - Can wash floated biological filter in succession - Google Patents
Can wash floated biological filter in succession Download PDFInfo
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- CN205204901U CN205204901U CN201520966830.XU CN201520966830U CN205204901U CN 205204901 U CN205204901 U CN 205204901U CN 201520966830 U CN201520966830 U CN 201520966830U CN 205204901 U CN205204901 U CN 205204901U
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- water
- biological filter
- filter bed
- flushing
- housing
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- 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
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Abstract
The utility model relates to a can wash floated biological filter in succession. The device includes a casing, casing bottom be equipped with the mud pipe way, casing outer wall top is equipped with the delivery port, casing outer wall below is equipped with the water inlet, is equipped with the filter layer that comprises the foam microballon in the casing, the filter layer top sets up the play water filtration board that is used for blockking the foam microballon and spills over, can wash floated biological filter in succession still includes efflux formula washing unit, and the efflux formula washing unit install inside the casing, and efflux formula washing unit's upper end is equipped with the backwashing water import, and the backwashing water import is located a top of water filtration board, and efflux formula washing unit's lower extreme is equipped with the backwashing water export, and the backwashing water export is located the below of filter layer, being equipped with on the efflux formula washing unit and being used for forming fluidic opening, this opening is located a water filtration board below. Use the device can not produce great pressure to the building, can realize washing in succession of filler to avoid each item defect of existing product.
Description
Technical field
The utility model relates to a kind of water treatment device, and particularly one can continuous flushing suspending type biological filter bed.
Background technology
Bacteria bed widely uses as the usual means of sewage disposal, as German utility model application DE3800613A1, also be the bacteria bed mode adopting float media, but its top filter plate is slab construction, and adopt common sand filter filter to form filler quarantine measures, for point-like is confluxed port, easily block.Simultaneously, filter plate will carry filtrate buoyancy and filtration resistance when normal filtration, and filter plate top hydraulic pressure and backwashing water flow resistance must be carried when back flushing, force direction is changeable, very high to filter-plate structure design requirements, and structural fatigue and damage can be caused under operation/back flushing Circulation.
Utility model content
The utility model provides one can continuous flushing suspending type biological filter bed, and it is configurable uses this device can not produce larger pressure to buildings as bacteria bed, can realize the continuous flushing of filler, and avoid every defect of currently available products.
The utility model solves the technical scheme that its technical problem adopts:
One can continuous flushing suspending type biological filter bed, comprise a housing, described housing bottom is provided with mud line, water outlet is provided with above housing exterior walls, water-in is provided with below housing exterior walls, be provided with the filtering layer be made up of foam microballon in housing, arrange above filtering layer and go out water filtration plate for what stop that foam microballon overflows; Describedly can also comprise jetting type flushing arrangement by continuous flushing suspending type biological filter bed, jetting type flushing arrangement is installed on enclosure interior, the upper end of jetting type flushing arrangement is provided with backwashing water import, backwashing water import is positioned at the top of water filtration plate, the lower end of jetting type flushing arrangement is provided with backwashing water outlet, and backwashing water outlet is positioned at the below of filtering layer; Jetting type flushing arrangement is provided with the opening for the formation of jet, and this opening is positioned at below water filtration plate.
Filler in this device is floating type, totally arranges weight significantly lower than the weight of the traditional technology facilities such as congenerous sand filter, can not produce larger pressure, can realize the continuous flushing of filler, and avoid every defect of existing filtration unit to buildings.And totally-enclosed design can be adopted, be also adapted at the processing technological flow that treating processes entered or produced objectionable impurities, be applicable to collection and treatment or the utilization of inner obnoxious flavour.
Foam microballon is in suspension or floating state in housing, stop by going out water filtration plate, this design makes whole device all greatly reduce relative to existing various product the pressure on ground, the weight of the foam microballon of lightweight can be ignored, compared to like product as sand filter etc., have larger advantage, this product is particularly useful for the use at the places such as tier building inside, mobile equipment and ship.And, the jetting type flushing arrangement that enclosure interior is arranged, external swash of wave pump during use, accessible former water or the water outlet after filtering, wash water self counter flushing water inlet enters in housing, and the water in partial shell enters in jetting type flushing arrangement with foam microballon by the opening for the formation of jet together with wash water, go out from the base injcction of jetting type flushing arrangement, thus internal recycle is formed in housing, cause disturbance, play the object of cleaning foam microballon.This backwash process can carry out continuously.
As preferably, this housing has tapered bottom, and mud line is installed in tapered bottom, mud line is equipped with dump valve.
As preferably, the diameter of foam microballon is 1-2mm, and the density of foam microballon is 10-200kg/m
3.Further, foam microballon is polyurethane pellet or PVC bead or other similar foam materials bead.This structure is conducive to filtrate dimensional stability, not yielding, meanwhile, is suitable as bio-carrier.The selection of foam microballon can adjust according to the treatment process of this product, handling object and the filter bed degree of depth, self not participate in reaction, indeformable or be unduly deformed into good.
As preferably, the described water filtration plate that goes out is the screen with wedge shaped wires filtering surface, instead of traditional perforation plate or filtering head.Further, described to go out water filtration plate tapered in housing, and going out water filtration plate inclination angle is in the horizontal direction 30-55 °.It is evenly through-flow that this structure is conducive to forming planar, and utilize the movement of floating foam microballon, keeps filter plate surface cleaning, and reducing routine maintenance needs.According to different process demand, water outlet filter plate also can be set to other form, as perforation (or for elongated hole) plate, insert wedge shaped wires strainer tube, perforated pipe or form in filter bed the suitable micro-filtration, ultra-filtration membrane etc. of intensity, or its array configuration.
As preferably, housing sidewall is provided with overflow weir, is provided with the apertures mud guard of taper above the ingress of mud line, filterins media run-off during to avoid spoil disposal.
As preferably, the lower of filtering layer can be provided with aerating apparatus.Aerating apparatus is according to the suitability of continuous flushing suspending type biological filter bed carrying out choosing dress.
As preferably, jetting type flushing arrangement is made up of water inlet pipe and rising pipe, and the upper end of water inlet pipe is backwashing water import, and the lower end of water inlet pipe is throat structure, the lower end of rising pipe is backwashing water outlet, and the end opening of water inlet pipe is towards the suitable for reading of rising pipe and leave gap between the two.Further, the lower end of water inlet pipe stretch into rising pipe suitable for reading in, rising pipe next-door neighbour exit, water inlet pipe lower end arranges one section of undergauge.This structure is conducive to jet type injecting, and forms local decompression, is sucked by the foam microballon at top and flushes out water pipe, and completed by scouring force and friction and clean the brute force of filtrate, by rising pipe guiding filter bed bottom diffusion profile again.The suspended solid being separated generation in flushing process after flowing to filter bed lower end gradually sedimentation accumulation form mud, be discharged this device when spoil disposal.
The beneficial effects of the utility model are: the utility model adopts granule filter material fixed biofilm, can be used as aerobic, anoxic or anaerobic biological reactor, also can use as filter plant merely, integrate bio-contact oxidation and suspended substance filter bed retention functions, effectively can remove the SS in water, COD, BOD, NH
3-N, TN, TP, AOX (objectionable impurities) and turbidity, colourity etc.The utility model device structure is simple, and treatment effect is good, can be applicable to the pre-treatment etc. at municipal wastewater, industrial sewage, regenerated recycle-water advanced treatment and boiler contamination water source.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is the partial enlargement structural representation at A place in Fig. 1;
In figure: 1, water outlet, 2, go out water filtration plate, 3, filtering layer, 4, aerating apparatus, 5, water-in, 6, mud line, 7, apertures mud guard, 8, backwashing water import, 9, backwashing water outlet, 11, water inlet pipe, 12, rising pipe.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.Should be appreciated that enforcement of the present utility model is not limited to the following examples, any pro forma accommodation make the utility model and/or change all will fall into the utility model protection domain.
In the utility model, if not refer in particular to, all parts, per-cent are weight unit, and the equipment adopted and raw material etc. all can be buied from market or this area is conventional.Method in following embodiment, if no special instructions, is the ordinary method of this area.
Embodiment:
One can continuous flushing suspending type biological filter bed, as shown in Figure 1, comprise a housing and be located at the jetting type flushing arrangement in this housing, described housing bottom is provided with mud line 6, water outlet 1 is provided with above housing exterior walls, be provided with water-in 5 below housing exterior walls, in housing, be provided with the filtering layer 3 be made up of foam microballon, arrange above filtering layer and go out water filtration plate 2 for what stop that foam microballon overflows.
This housing has tapered bottom, and mud line is installed in tapered bottom, mud line is equipped with dump valve, is provided with the apertures mud guard 7 of taper above the ingress of mud line.
Jetting type flushing arrangement is installed on enclosure interior, the upper end of jetting type flushing arrangement is provided with backwashing water import 8, backwashing water import is positioned at the top of water filtration plate, and the lower end of jetting type flushing arrangement is provided with backwashing water outlet 9, and backwashing water outlet is positioned at the below of filtering layer.Jetting type flushing arrangement is made up of water inlet pipe 11 and rising pipe 12, the upper end of water inlet pipe is backwashing water import, the lower end of water inlet pipe is throat structure, and the lower end of rising pipe is backwashing water outlet, and the end opening of water inlet pipe is towards the suitable for reading of rising pipe and leave gap between the two.The lower end of water inlet pipe stretch into rising pipe suitable for reading in, the reducing to water inlet pipe suitable for reading of rising pipe is surrounded, and rising pipe next-door neighbour exit, water inlet pipe lower end arranges one section of undergauge, sees Fig. 2.
The diameter of foam microballon is typically chosen within the scope of 1-2mm, and the density of foam microballon is 10-200kg/m
3.Foam microballon is polyurethane pellet or PVC bead or other similar foam materials bead.The selection of foam microballon can adjust according to the handling object of this device and the filter bed degree of depth, self not participate in reaction, indeformable or be unduly deformed into good.
Go out water filtration plate 2 for having the screen of wedge shaped wires filtering surface, it is tapered in housing, and upward, water inlet pipe 11 inserts in filtering layer through the center of this taper, goes out water filtration plate inclination angle in the horizontal direction and is generally 30-55 ° at the top of taper.
Housing sidewall is provided with overflow weir (not shown), and the below of filtering layer optionally can be provided with aerating apparatus 4(for aerobe Membrance cuiture).
Process characteristic:
1, filtration: adopt bottom water inlet, the mode of top water outlet, upflow velocity 5-30m/h.The filter material layer of middle and upper part uses the foam microballon of lightweight as filter bed, foam microballon has that light weight, specific surface area are large, high adsorption capacity, not broken, porosity is high, filtering velocity is high, decontamination ability is strong, filtrate evenly, the advantage such as long service life.
2, water outlet is filtered: former water is after the reaction of filter bed upflowing, and top is provided with taper water outlet filtering surface, has ensured effluent quality.Filtering surface adopts the screen with wedge shaped wires filtering surface, has both served the effect of isolation filtering layer and clear water zone, and can prevent again foam microballon and other granule foreign from blocking at filtering surface.
3, back flushing: can back flushing continuously, the water outlet after backwashing water can adopt equipment to filter as required or former water of intaking, water consumption about 5%.Adopt wash-water pump, by jetting type flushing arrangement by suction washpipe orderly for top filtrate and to filtrate fully wash away/stir/rub, guarantee foam microballon is rinsed well, makes whole filter bed be in the response behaviour of optimum all the time.
4, aerating apparatus: that can select increases aerating apparatus in filter bed, forms aerobic zone.According to different raw water qualities, processing intent and requirement, the height of packing layer is different, can single-stage arrange, or multistage-combination arranges aerating apparatus, aerobic zone, oxygen-starved area proportion also respective change.
5, spoil disposal: by spoil disposal process, gravity is carried out to filter bed and wash away, realize the cleaning of foam microballon.
6, get rid of the needs of biological respinse, select appropriate filter materials, this device can use as filter plant separately.
Above-described embodiment is one of the present utility model preferably scheme, not does any pro forma restriction to the utility model, also has other variant and remodeling under the prerequisite not exceeding the technical scheme described in claim.
Claims (10)
1. one kind can continuous flushing suspending type biological filter bed, comprise a housing, it is characterized in that: described housing bottom is provided with mud line, water outlet is provided with above housing exterior walls, water-in is provided with below housing exterior walls, be provided with the filtering layer be made up of foam microballon in housing, arrange above filtering layer and go out water filtration plate for what stop that foam microballon overflows; Describedly can also comprise jetting type flushing arrangement by continuous flushing suspending type biological filter bed, jetting type flushing arrangement is installed on enclosure interior, the upper end of jetting type flushing arrangement is provided with backwashing water import, backwashing water import is positioned at the top of water filtration plate, the lower end of jetting type flushing arrangement is provided with backwashing water outlet, and backwashing water outlet is positioned at the below of filtering layer; Jetting type flushing arrangement is provided with the opening for the formation of jet, and this opening is positioned at below water filtration plate.
2. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: this housing has tapered bottom, mud line is installed in tapered bottom, mud line is equipped with dump valve.
3. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: the diameter of foam microballon is 1-2mm, the density of foam microballon is 10-200kg/m
3.
4. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: foam microballon is polyurethane pellet or PVC bead.
5. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: the described water filtration plate that goes out is the screen with wedge shaped wires filtering surface.
6. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: described to go out water filtration plate tapered in housing, and going out water filtration plate inclination angle is in the horizontal direction 30-55 °.
7. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: housing sidewall is provided with overflow weir, above the ingress of mud line, be provided with the apertures mud guard of taper.
8. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: the below of filtering layer is provided with aerating apparatus.
9. according to claim 1 can continuous flushing suspending type biological filter bed, it is characterized in that: jetting type flushing arrangement is made up of water inlet pipe and rising pipe, the upper end of water inlet pipe is backwashing water import, the lower end of water inlet pipe is throat structure, the lower end of rising pipe is backwashing water outlet, and the end opening of water inlet pipe is towards the suitable for reading of rising pipe and leave gap between the two.
10. according to claim 9 can continuous flushing suspending type biological filter bed, it is characterized in that: the lower end of water inlet pipe stretch into rising pipe suitable for reading in, rising pipe next-door neighbour exit, water inlet pipe lower end arranges one section of undergauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966830.XU CN205204901U (en) | 2015-11-27 | 2015-11-27 | Can wash floated biological filter in succession |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966830.XU CN205204901U (en) | 2015-11-27 | 2015-11-27 | Can wash floated biological filter in succession |
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| Publication Number | Publication Date |
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| CN205204901U true CN205204901U (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520966830.XU Active CN205204901U (en) | 2015-11-27 | 2015-11-27 | Can wash floated biological filter in succession |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111821731A (en) * | 2020-07-30 | 2020-10-27 | 中国恩菲工程技术有限公司 | Continuous particle filtering device |
| CN113101707A (en) * | 2021-04-21 | 2021-07-13 | 东北石油大学 | Multi-stage hydraulic self-pulse backwashing mechanism, fine filter and backwashing method |
| CN115557601A (en) * | 2022-11-08 | 2023-01-03 | 成都理工大学 | Biomass microsphere, preparation method and application thereof, bioreactor and underground well |
-
2015
- 2015-11-27 CN CN201520966830.XU patent/CN205204901U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111821731A (en) * | 2020-07-30 | 2020-10-27 | 中国恩菲工程技术有限公司 | Continuous particle filtering device |
| CN113101707A (en) * | 2021-04-21 | 2021-07-13 | 东北石油大学 | Multi-stage hydraulic self-pulse backwashing mechanism, fine filter and backwashing method |
| CN115557601A (en) * | 2022-11-08 | 2023-01-03 | 成都理工大学 | Biomass microsphere, preparation method and application thereof, bioreactor and underground well |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310053 Cheng Yip Road, Binjiang District, Hangzhou, Zhejiang Province, No. 8 Patentee after: Ou Sheng Technology (Hangzhou) water Teng Co. Ltd. Address before: 310053 Cheng Yip Road, Binjiang District, Hangzhou, Zhejiang Province, No. 8 Patentee before: Bell Finger water treatment technology (Hangzhou) Co., Ltd. |