CN207451743U - A kind of biological slow filtering device - Google Patents
A kind of biological slow filtering device Download PDFInfo
- Publication number
- CN207451743U CN207451743U CN201720562257.5U CN201720562257U CN207451743U CN 207451743 U CN207451743 U CN 207451743U CN 201720562257 U CN201720562257 U CN 201720562257U CN 207451743 U CN207451743 U CN 207451743U
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- layer
- quartz sand
- staving
- filtering device
- slow filtering
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- Water Treatment By Sorption (AREA)
Abstract
The utility model discloses a kind of biological slow filtering devices, including staving and are placed in the in vivo filtrate matrix of bucket；The filtrate matrix includes the pebble layer, zeolite layer, gravel layer, big quartz sand layer, active carbon layer and the small quartz sand layer that are sequentially stacked from down to up, and separation palm fibre pad is both provided between every layer, Biofilm Colonization cloth is stamped on the small quartz sand layer；Water inlet pipe is provided at the top of the staving, the top side wall of the staving is provided with overflow port, the sidewall bottom of the staving is provided with outlet pipe, flowing water Valve is provided on the outlet pipe.The utility model purifying water effect is good and floor space is small, by carrying out the separation of filtrate space and setting, makes filtrate species and proportioning definitely, universal performance is strong.
Description
Technical field
The utility model belongs to Biology Slow Filtering Techniques field more particularly to a kind of biological slow filtering device.
Background technology
Biology Slow Filtering Techniques can effectively remove the rural areas such as colourity, turbidity, stink, organic matter, ammonia nitrogen, heavy metal and bacterium
Common pollutant in water environment, and with build easily, be not required to add medicament, it is easy to operate, management and fortune can be saved
The features such as row is at low cost, is particularly suitable for using in small rural and microminiature engineering of water treatment.
But filter separates progress to activated carbon carbon filtration slowly with sand in existing biological slow filtering device, causes to take up a large area；It is existing
Also there are the problems such as filter efficiency is low, filtrate species and proportioning are indefinite for some biological slow filtering devices.
Utility model content
In order to overcome the shortcomings of art methods, the purpose of this utility model is that propose a kind of biological slow filtering device,
Purifying water effect is good and floor space is small, by carrying out the separation of filtrate space and setting, makes filtrate species and proportioning definitely, leads to
It is strong with performance.
In order to achieve the above object, the utility model is using technical solution：A kind of biological slow filtering device including staving and is put
In the in vivo filtrate matrix of bucket；The filtrate matrix include be sequentially stacked from down to up pebble layer, zeolite layer, gravel layer,
Big quartz sand layer, active carbon layer and small quartz sand layer are both provided with separation palm fibre pad between every layer, in the small quartz sand layer upper cover
There is Biofilm Colonization cloth；Water inlet pipe is provided at the top of the staving, the top side wall of the staving is provided with overflow port,
The sidewall bottom of the staving is provided with outlet pipe, flowing water Valve is provided on the outlet pipe.
It is further that the pebble layer is made of the cobblestone in 3-4cm blocks footpath, the thickness of the pebble layer is
15cm；Supporting role is played, support filtrate prevents filtrate from being flowed out with current.
It is further that the zeolite layer is made of natural zeolite, the thickness of the zeolite layer is 10cm.Natural zeolite phase
It is larger to block footpath, it is a kind of aluminosilicate mineral with excellent absorption and ion-exchange performance, is arranged on above cobblestone
For handling NH3-N in waste water, organic matter, metal ion etc., suction-operated and ion exchange are played.
It is further that the gravel layer is made of the gravel of 6-15mm grain sizes, the thickness of the gravel layer is 15cm；Gravel
Stone is smaller with respect to block footpath, is placed in above zeolite, have not easily run off, hardness is suitable, surface area is big and porosity up to 40% with
The features such as upper, hole have suspension particle in water filter effect, and gravel bottom is in anaerobic condition, can carry out denitration work
With；Gravel removes pollutant by the modes such as contact precipitation and biomembrane absorption, and pollutant is due to gravel stops cause flows decrease
Then sedimentation is adsorbed by the active biological film on gravel surface, treatment effeciency is high.
It is further that the big quartz sand layer is made of the quartz sand of 0.8-1.5mm grain sizes, the big quartz sand layer
Thickness is 15cm.
It is further that the thickness of the active carbon layer is 3cm.
It is further that the small quartz sand layer is made of the quartz sand of 0.1-0.25mm grain sizes, the small quartz sand layer
Thickness be 22cm.
Quartz sand have free from admixture, anti-pressure and abrasion-proof, high mechanical strength, stable chemical performance, retaining power strong, high efficiency,
The features such as service life is long；
Big quartz sand layer and small quartz sand interlayer insert activated carbon layer of charcoal, can preferable adsorption capacity, improve absorption effect
Fruit；Organic matter diffusion mobility speed in activated carbon hole determines the degree of absorption of organic matter since biomembrane is generally grown
In upper strata, thus by activated carbon as nutrition charcoal bed and good gas environment is provided between the fine sand of upper strata for biomembrane, promote to give birth to
Object film is more preferably grown, and promotes the more preferable water purification of biomembrane.
It is further that the Biofilm Colonization cloth is nylon cloth；Biofilm speed is fast and biofilm effect is good.
It is further that the staving is PVC drums, and the bore of PVC drums is 16cm, a height of 1.2m of PVC drums；
While saving occupied space, water purification function can be completed.
Using the advantageous effect of the technical program：
Strengthen purifying water effect, reduce floor space, by carrying out the separation of filtrate space and setting, make filtrate species and proportioning
Definitely；The biological slow filtering device can reach very strong purifying water effect, by the retention suction-operated of different-grain diameter filtrate and micro-
Harmful components reduce during biochemical degradation makes into water, reach drinkable level, universal performance is strong.
It is extremely applicable in for small home water purification, and can be used for rural area water dispersion type, for rural area micro-polluted water
After there is good result, device to stablize for source purification, to TN, NH3-N, TP, turbidity average removal rate be respectively 75.93%,
89.93%th, 64.76%, 92.94%.
Description of the drawings
Fig. 1 is a kind of structure diagram of biological slow filtering device of the utility model；
Wherein, 1 is staving, and 21 be pebble layer, and 22 be zeolite layer, and 23 be gravel layer, and 24 be big quartz sand layer, and 25 be living
Property layer of charcoal, 26 be small quartz sand layer, 3 be separate palm fibre pad, 4 be Biofilm Colonization cloth, and 5 be water inlet pipe, and 6 be overflow port, and 7 be water outlet
Pipe, 8 be flowing water Valve.
Specific embodiment
In order to make the purpose, technical scheme and advantage of utility model clearer, below in conjunction with the accompanying drawings to the utility model
It is further elaborated.
In the present embodiment, it is shown in Figure 1, a kind of biological slow filtering device, including staving 1 and the filter being placed in staving 1
Expect matrix；The filtrate matrix includes the pebble layer 21 being sequentially stacked from down to up, zeolite layer 22, gravel layer 23, big quartz
Layer of sand 24, active carbon layer 25 and small quartz sand layer 26 are both provided with the brown pad 3 of separation between every layer, in the small quartz sand layer 26
On be stamped Biofilm Colonization cloth 4；The top of the staving 1 is provided with water inlet pipe 5, is set in the top side wall of the staving 1
There is overflow port 6, the sidewall bottom of the staving 1 is provided with outlet pipe 7, flowing water Valve 8 is provided on the outlet pipe 7.
As the prioritization scheme of above-described embodiment, the pebble layer 21 is made of the cobblestone in 3-4cm blocks footpath, the goose
The thickness of boulder bed 21 is 15cm；Supporting role is played, support filtrate prevents filtrate from being flowed out with current.
The zeolite layer 22 is made of natural zeolite, and the thickness of the zeolite layer 22 is 10cm.Natural zeolite is with respect to block footpath
It is larger, it is a kind of aluminosilicate mineral with excellent absorption and ion-exchange performance, is arranged on above cobblestone to locate
NH3-N, organic matter, metal ion etc. in waste water are managed, plays suction-operated and ion exchange.
The gravel layer 23 is made of the gravel of 6-15mm grain sizes, and the thickness of the gravel layer 23 is 15cm；Gravel is opposite
Block footpath is smaller, is placed in above zeolite, have not easily run off, hardness is suitable, surface area is big and porosity up to 40% with first-class spy
Point, hole have suspension particle in water filter effect, and gravel bottom is in anaerobic condition, can carry out denitration；Gravel
Pollutant is removed by the modes such as contact precipitation and biomembrane absorption, pollutant settles due to gravel stops and causes flows decrease, so
It is adsorbed afterwards by the active biological film on gravel surface, treatment effeciency is high.
The big quartz sand layer 24 is made of the quartz sand of 0.8-1.5mm grain sizes, and the thickness of the big quartz sand layer 24 is
15cm。
The thickness of the active carbon layer 25 is 3cm.
The small quartz sand layer 26 is made of the quartz sand of 0.1-0.25mm grain sizes, and the thickness of the small quartz sand layer 26 is
22cm。
Quartz sand have free from admixture, anti-pressure and abrasion-proof, high mechanical strength, stable chemical performance, retaining power strong, high efficiency,
The features such as service life is long；
Activated carbon layer of charcoal is inserted between quartz sand layer 24 and small quartz sand layer 26 greatly, can preferable adsorption capacity, improve inhale
Attached effect；Organic matter diffusion mobility speed in activated carbon hole determines the degree of absorption of organic matter since biomembrane is general
Upper strata is grown on, thus activated carbon is promoted as nutrition charcoal bed and good gas environment is provided between the fine sand of upper strata for biomembrane
Biomembrane is made more preferably to grow, promotes the more preferable water purification of biomembrane.
As the prioritization scheme of above-described embodiment, the Biofilm Colonization cloth 4 is nylon cloth；Biofilm speed is fast and biofilm is imitated
Fruit is good.
As the prioritization scheme of above-described embodiment, the staving 1 is PVC drums, and the bore of PVC drums is 16cm, and PVC justifies
A height of 1.2m of bucket；While occupied space is saved, water purification function can be completed.
In order to be better understood from the utility model, complete description is made once to the operation principle of the utility model below：
Early period is run in device, it is logical into staving 1 with the current of small flow (251.2ml/min can be used) by water inlet pipe 5
Enter and test water sample, and constantly observe biofilm development situation；When there is green bio film on Biofilm Colonization cloth 4 and examined through water quality
It is biofilm success to survey device purifying water effect to stablize；
It is logical into staving 1 with the current of big flow (418.7ml/min can be used) by water inlet pipe 5 during device is run
Enter to handle water source, small quartz sand layer 26, active carbon layer 25, big quartz sand layer 24, gravel layer 23, zeolite layer 22 and pebble layer
21 filtering flows out clean water from outlet pipe 7.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed scope is defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of biological slow filtering device, which is characterized in that including staving (1) and the filtrate matrix being placed in staving (1)；The filter
Material matrix includes the pebble layer (21) being sequentially stacked from down to up, zeolite layer (22), gravel layer (23), big quartz sand layer
(24), active carbon layer (25) and small quartz sand layer (26) are both provided with separation palm fibre pad (3) between every layer, in the small quartz sand
Biofilm Colonization cloth (4) is stamped on layer (26)；Water inlet pipe (5) is provided at the top of the staving (1), in the staving (1)
Top side wall be provided with overflow port (6), the sidewall bottom of the staving (1) is provided with outlet pipe (7), in the outlet pipe
(7) flowing water Valve (8) is provided on.
2. a kind of biological slow filtering device according to claim 1, which is characterized in that the pebble layer (21) is by 3-4cm
The cobblestone in block footpath is formed, and the thickness of the pebble layer (21) is 15cm.
3. a kind of biological slow filtering device according to claim 2, which is characterized in that the zeolite layer (22) is by natural zeolite
It forms, the thickness of the zeolite layer (22) is 10cm.
4. a kind of biological slow filtering device according to claim 3, which is characterized in that the gravel layer (23) is by 6-15mm
The gravel in footpath is formed, and the thickness of the gravel layer (23) is 15cm.
5. a kind of biological slow filtering device according to claim 4, which is characterized in that the big quartz sand layer (24) is by 0.8-
The quartz sand of 1.5mm grain sizes is formed, and the thickness of the big quartz sand layer (24) is 15cm.
6. a kind of biological slow filtering device according to claim 5, which is characterized in that the thickness of the active carbon layer (25) is
3cm。
7. a kind of biological slow filtering device according to claim 6, which is characterized in that the small quartz sand layer (26) is by 0.1-
The quartz sand of 0.25mm grain sizes is formed, and the thickness of the small quartz sand layer (26) is 22cm.
8. a kind of biological slow filtering device according to any one in claim 1-7, which is characterized in that the biomembrane is hung
Film cloth (4) is nylon cloth.
9. a kind of biological slow filtering device according to claim 8, which is characterized in that the staving (1) be PVC drums, PVC
The bore of drum is 16cm, a height of 1.2m of PVC drums.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562257.5U CN207451743U (en) | 2017-05-19 | 2017-05-19 | A kind of biological slow filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562257.5U CN207451743U (en) | 2017-05-19 | 2017-05-19 | A kind of biological slow filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207451743U true CN207451743U (en) | 2018-06-05 |
Family
ID=62247347
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720562257.5U Expired - Fee Related CN207451743U (en) | 2017-05-19 | 2017-05-19 | A kind of biological slow filtering device |
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| CN (1) | CN207451743U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110078309A (en) * | 2019-05-24 | 2019-08-02 | 湖北省水利水电规划勘测设计院 | A kind of ecological environment-friendly type single household water treatment facilities |
-
2017
- 2017-05-19 CN CN201720562257.5U patent/CN207451743U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110078309A (en) * | 2019-05-24 | 2019-08-02 | 湖北省水利水电规划勘测设计院 | A kind of ecological environment-friendly type single household water treatment facilities |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20190519 |
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| CF01 | Termination of patent right due to non-payment of annual fee |