CN202054711U - Water supply and purification device for slightly-polluted source water - Google Patents

Water supply and purification device for slightly-polluted source water Download PDF

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Publication number
CN202054711U
CN202054711U CN2011201514907U CN201120151490U CN202054711U CN 202054711 U CN202054711 U CN 202054711U CN 2011201514907 U CN2011201514907 U CN 2011201514907U CN 201120151490 U CN201120151490 U CN 201120151490U CN 202054711 U CN202054711 U CN 202054711U
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China
Prior art keywords
water
filtering layer
cylindrical shell
micro
polluted source
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Expired - Lifetime
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CN2011201514907U
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Chinese (zh)
Inventor
张宝军
叶兴刚
张勇
李小波
钱美荣
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Shiyan Ding Ding Environmental Protection Technology Co., Ltd.
Original Assignee
SHIYAN BISHUIYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY CENTER
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Priority to CN2011201514907U priority Critical patent/CN202054711U/en
Application granted granted Critical
Publication of CN202054711U publication Critical patent/CN202054711U/en
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Abstract

The utility model relates to a water supply and purification device for slightly-polluted source water, which is an integrative device and comprises an integrative barrel, a water distribution device, a filter layer, an aeration mechanism and a back flush mechanism, wherein the water distribution device, the filter layer, the aeration mechanism and the back flush mechanism are arranged in the barrel. A bacteria filter and a sand filter of the device are combined to form an integral body so that the device is good in wholeness, compact in combination, small in size and convenient to be hoisted. The back flushing period is long and back flushing frequency is low. The whole water treatment process is relatively closed, and the sanitary condition is relatively good, thereby avoiding the problems of generation of grey fly and stench existing in an ordinary bacteria filter and achieving the purposes that intensive degree is improved, operating cost is reduced, and simultaneously organic pollutant in the source water can be effectively removed.

Description

Micro-polluted source water water supply purification device
Technical field
The utility model belongs to tap water treating plant field, relates to a kind of micro-polluted source water water supply purification device of small-sized drink water purifying treatment system.
Background technology
The drinking water of rural area engineering is becoming important project supported by commen people of government.But traditional wide to water treatment water supply area, service population quantity is big, facility is complete, be not suitable for mountain area, rural area, samll cities and towns and backwoodsmanly give water treatment.Traditional handling technology of water supply comprises numerous independently operating units such as grid, settling pit, air supporting settling tank, biochemistry pool, second pond, sand filtration, sterilization pool, the monomer layout is disperseed, takes up an area of bigger, the operation of installations and facilities is had relatively high expectations to specialty, overall operation difficulty, running cost are all bigger, and these real problems have promoted the rise of R and D work of the small-sized treating plant of micro-polluted source water.
A kind of utility model patent of refining plant of micro-polluted source water for example, be a kind of be the device of the purifying slightly polluted water source water that combines with membrane module of the bio-reactor of carrier with the gac.It fully combines separation three's the advantage of absorption, the film of biological degradation, gac, and the organic pollutant in the comprehensive treating process micro-polluted source water reaches the purpose of purified water source water.
Though this device has advantages such as purification efficiency height, floor space is little, simple in structure, fitting operation is convenient.But the professional technique requirement of its operation expense, operation etc. are higher relatively, are not suitable for to be applicable to mountain area, rural area, samll cities and towns and side area.Be mainly reflected in: the activated carbon media that adopts in the biological filter realizes that the regenerated possibility is less after the capacity of reaching capacity, and generally can directly change filtrate in drinking water treatment, but its cost costliness; The operation of film, its operating pressure of general requirement reaches between 0.14 ~ 0.2MPa, and the additionaling power that needs is bigger, and through there being the replacing problem of membrane module after moving for a long time, the cost of existing membrane module is higher.Comprehensively as seen, though this device decontamination effect improving is good, its high working cost is that the side area, rural area can not be born.
The patent of invention of a kind of technology of novel biological aerated filter for pretreating micro-polluted source water and device for another example, this technology has realized the pre-treatment to micro-polluted source water, the high-efficiency fiber ball filtering material of wherein mentioning have remove the pollutent effect significantly, plurality of advantages such as big, the stable water outlet of operation hydraulic load and the cycle of operation be long.But this technology has just been carried out optimization design to aeration and filler, does not carry out the complete process design of Micro-polluted Water, the particularly intensification of each processing unit design.
Along with the development of China's economic society and the continuous increase of population, be to provide the cleaning feedwater that meets GB5749-2006 " drinking water sanitary standard " relevant regulations demand on the one hand to vast rural area; Be the present situation that source water is subjected to Organic pollutants more on the other hand.Echo mutually these two aspects, and requiring us to provide can degradation of organic substances, running cost integrative water purifying device low, simple to operate, easy for installation, and this equipment should following condition specifically: 1, remove organic pollutant in the water of source; 2, realize the integrated design of equipment; 3, simple to operate, running cost is low.
And all relevant devices still fail to reach above-mentioned requirements at present, so be necessary further to research and develop.
Summary of the invention
The utility model is in order to solve above-mentioned existing Micro-polluted Water equipment running cost height or the low problem of intensification degree, and proposes a kind of micro-polluted source water water supply purification device.
The utility model is realized by following scheme:
Above-mentioned micro-polluted source water water supply purification device, integrated device comprises integrated cylindrical shell, is arranged on the described intravital water distributor of tube and filtering layer, aeration mechanism and back flushing mechanism.
Described micro-polluted source water water supply purification device, wherein: the integrated cylindrical shell of described cylindrical shell, top are provided with into water port and venting port, have upper cavity and two cavitys of lower chamber of intercommunication at least, and the bottom is provided with the water outlet port; The inner tip that described water distributor is installed in cylindrical shell is connected with the water inlet port; Described filtering layer comprises the biological filtering layer that is arranged on described cylindrical shell upper cavity and the sand filter blanket of described cylindrical shell lower chamber; Described aeration mechanism comprises the aerator that is connected with gas blower; Described aerator is between described intravital biological filtering layer of tube and sand filter blanket.
Described micro-polluted source water water supply purification device, wherein: described biological filtering layer is equipped with the High-Efficient Fiber Ball filtrate.Described sand filter blanket is made of quartz sand layer.The thickness of described biological filtering layer will be in the thickness of sand filter blanket.During the surface load 5m3/ ㎡ .h of described filtering layer, the total thickness of described filtering layer is 2 meters, and wherein the thickness of biological filtering layer is 1.3 meters, and the thickness of sand filter blanket is 0.7 meter.
Described micro-polluted source water water supply purification device, wherein: described back flushing mechanism comprises backwashing pump, recoil washery slag/water overflow port; Described backwashing pump is connected with the cylindrical shell bottom; Described recoil washery slag/water overflow port is arranged between intravital water distributor of tube and the filtering layer.
Beneficial effect:
1, owing to this device biological filter and sand filter are integrated, to combine the organic degraded in little source of pollution water and the filtering function of suspended substance, guaranteeing on the basis that little source of pollution water is fully purified, water outlet is qualified, accomplished that combination is compact, volume is little, equipment hoisting is convenient;
2, whole water treatment procedure places among the cylindrical shell that has venting hole, comparatively sealing, and sanitary condition is better, the generation ash fly that has avoided the ordinary biofilter problem, malodorous problem.
The utility model both improves the intensification degree owing to adopt above-mentioned structure and reached, and reduces running cost, can effectively remove the target of organic pollutant in the water of source simultaneously.
Description of drawings
Fig. 1 is the structural representation of the utility model micro-polluted source water water supply purification device;
Fig. 2 is the process flow sheet of the utility model micro-polluted source water water supply purification device.
Embodiment
It is that project is handled in the feedwater at water source with the micro-polluted water that micro-polluted source water water supply purification device of the present utility model is primarily aimed at samll cities and towns and side area, mainly finishes with the high-efficiency fiber filtrate to be the biological filter of carrier and to be the integrated design in the physical filtering pond of carrier with the bigger quartz sand of proportion.
As shown in Figure 1, the integrated device of this micro-polluted source water water supply purification device comprises integrated cylindrical shell 1, is arranged on water distributor 2 and filtering layer 3, aeration mechanism 4 and back flushing mechanism 5 in the cylindrical shell 1; Wherein
Cylindrical shell 1 integrated cylindrical shell, top are provided with into water port 11 and venting port 12, have upper cavity 13 and 14 two cavitys of lower chamber of intercommunication at least, and the bottom is provided with water outlet port 15;
The inner tip that water distributor 2 is installed in cylindrical shell 1 is connected with water inlet port 11, can be water distribution manners such as spray-type, tubular type;
Filtering layer 3 comprises biological filtering layer 31 and sand filter blanket 32; Wherein biological filtering layer 31 is equipped with the High-Efficient Fiber Ball filtrate, is arranged on the upper cavity 13 of cylindrical shell 1; Sand filter blanket 32 is made of quartz sand layer, is arranged on the lower chamber 14 of cylindrical shell 1.The thickness of biological filtering layer 31 is greater than the thickness of sand filter blanket 32.
When the surface load of filtering layer 3 was pressed 5m3/ ㎡ .h consideration, the total thickness that designs this filtering layer 3 was 2 meters, and the thickness of wherein biological filtering layer 31 is 1.3 meters, and the thickness of sand filter blanket 32 is 0.7 meter.
Aeration mechanism 4 comprises gas blower 41 and aerator 42; Wherein, aerator 42 is arranged in the cylindrical shell 1, between the biological filtering layer 31 of filtering layer 3 and sand filter blanket 32 and be positioned at 0.1m place, biological filtering layer bottom, and is arranged on cylindrical shell 1 gas blower 41 outward and is connected.
Back flushing mechanism 5 comprises backwashing pump 51, recoil washery slag/water overflow port 52; Wherein, backwashing pump 51 is arranged on the bottom outside of cylindrical shell 1, and is connected with cylindrical shell 1 bottom; Recoil washery slag/water overflow port 52 is arranged in the cylindrical shell 1, between water distributor 2 and filtering layer 3.
Micro-polluted source water water supply purification device of the present utility model both improves the intensification degree owing to adopt above-mentioned structure and reached, and reduces running cost, can effectively remove the target of organic pollutant in the water of source simultaneously.Fig. 2 is seen in the technical process of this device, and its working process is as follows:
Cleansing phase:
Former water evenly flows to filtering layer 3 through the water inlet port 11 of cylindrical shell 1 by water distributor 2, at first process is the biological filtering layer 31 of carrier with the high-efficiency fiber filtrate, when effluent stream through the microbial film of these biology filtering layer 31 filter material surfaces (aerobic, anaerobism, facultative biology) time, gas blower 41 by aeration mechanism 4 is carried air in cylindrical shell 1, by aerator 42 even gas distributions with the DO value of keeping its waste water about 2mg/L, residual gas is got rid of from venting port 12.The organism that contains in the sewage, inorganic particle etc. when reducing COD, can also be reached the purpose of denitrogenation dephosphorizing by Institute of Micro-biology's absorption degradation of biological filtering layer 31.
As time goes on, microbial film is brought in constant renewal in, coming off enters in the water.Suspended substance in the water, the microbial film that comes off filter through the quartz sand layer of the sand filter blanket 32 of filtering layer 3 and hold back, and source water is purified, and deliver to the user after sterile-processed to get final product.
The back flushing stage:
Through operation after a while, the medium top layer of sand filter blanket 32 is stopped up by suspended substance, by back flushing mechanism 5, extract clear water by backwash pump 51 and enter the filtration medium (quartz sand) that upwards flows to filtering layer 3 by the bottom of cylindrical shell 1 and wash, the muddy water that flushing produces overflows and drains from the recoil washery slag/water overflow port 52 on cylindrical shell 1 top.
The advantage and the beneficial effect of this micro-polluted source water water supply purification device:
1. this device utilizes the microorganism be grown in the high-efficiency fiber filter material surface to the organism biodegrade in little source of pollution water, and theoretical mature and reliable, technology are simple;
2. will combine the organic degraded in little source of pollution water and the filtering function of suspended substance, and guarantee on the basis that little source of pollution water is fully purified, water outlet is qualified, and accomplish that combination will be compact, volume is little, equipment hoisting is convenient;
3. whole water treatment procedure places among the cylindrical shell that has venting hole, comparatively sealing, and sanitary condition is better, the generation ash fly that has avoided the ordinary biofilter problem, malodorous problem.
Non-so limit to protection domain of the present utility model, so the equivalence techniques that uses the utility model specification sheets and diagramatic content to do such as changes, all be contained in the protection domain of the present utility model.

Claims (6)

1. micro-polluted source water water supply purification device is characterized in that: the integrated device of described device comprises integrated cylindrical shell, is arranged on the described intravital water distributor of tube and filtering layer, aeration mechanism and back flushing mechanism.
2. micro-polluted source water water supply purification device as claimed in claim 1, it is characterized in that: the integrated cylindrical shell of described cylindrical shell, the top is provided with into water port and venting port, has upper cavity and two cavitys of lower chamber of intercommunication at least, and the bottom is provided with the water outlet port;
The inner tip that described water distributor is installed in cylindrical shell is connected with the water inlet port;
Described filtering layer comprises the biological filtering layer that is arranged on described cylindrical shell upper cavity and the sand filter blanket of described cylindrical shell lower chamber;
Described aeration mechanism comprises the aerator that is connected with gas blower; Described aerator is between described intravital biological filtering layer of tube and sand filter blanket.
3. micro-polluted source water water supply purification device as claimed in claim 2 is characterized in that: described biological filtering layer is equipped with the High-Efficient Fiber Ball filtrate.
4. micro-polluted source water water supply purification device as claimed in claim 2, it is characterized in that: described sand filter blanket is made of quartz sand layer.
5. micro-polluted source water water supply purification device as claimed in claim 2 is characterized in that: the surface load 5m3/ ㎡ .h of described filtering layer.
6. micro-polluted source water water supply purification device as claimed in claim 2 is characterized in that: the total thickness of described filtering layer is 2 meters, and wherein the thickness of biological filtering layer is 1.3 meters, and the thickness of sand filter blanket is 0.7 meter.
CN2011201514907U 2011-05-13 2011-05-13 Water supply and purification device for slightly-polluted source water Expired - Lifetime CN202054711U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201514907U CN202054711U (en) 2011-05-13 2011-05-13 Water supply and purification device for slightly-polluted source water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201514907U CN202054711U (en) 2011-05-13 2011-05-13 Water supply and purification device for slightly-polluted source water

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103322470A (en) * 2013-05-10 2013-09-25 安徽捷迅光电技术有限公司 Improved color selector LED lamp
CN109437489A (en) * 2018-12-19 2019-03-08 江苏二九建筑装饰工程有限公司 A kind of new and effective cleaning and filtrating equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103322470A (en) * 2013-05-10 2013-09-25 安徽捷迅光电技术有限公司 Improved color selector LED lamp
CN109437489A (en) * 2018-12-19 2019-03-08 江苏二九建筑装饰工程有限公司 A kind of new and effective cleaning and filtrating equipment

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C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20140610

Address after: 442000, No. 38 middle Beijing Road, Shiyan, Hubei (room 5, building 5218, Shiyan Technical Institute)

Patentee after: Shiyan Ding Ding Environmental Protection Technology Co., Ltd.

Address before: Room 4, building No. 38, Beijing Middle Road, Hubei, Shiyan, 442000, China

Patentee before: Shiyan Bishuiyuan Environmental Protection Technology Center

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: SHIYAN SHANDING ENVIRONMENTAL PROTECTION TECHNOLOG

Free format text: FORMER OWNER: SHIYAN BISHUIYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY CENTER

Effective date: 20140610

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20111130