CN201139999Y - Filtering dish and filter cloth turntable filter - Google Patents
Filtering dish and filter cloth turntable filter Download PDFInfo
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- CN201139999Y CN201139999Y CNU2007203071381U CN200720307138U CN201139999Y CN 201139999 Y CN201139999 Y CN 201139999Y CN U2007203071381 U CNU2007203071381 U CN U2007203071381U CN 200720307138 U CN200720307138 U CN 200720307138U CN 201139999 Y CN201139999 Y CN 201139999Y
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- filter cloth
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Abstract
The utility model discloses a filter disc and a filter-cloth rotary disc filter. The axial center of a fixed disc of a filter disc is equipped with a shaft hole, the prepay of the filter disc is square n-gon, each lateral edge is equipped with a filter unit body, the filter cloth is uniformly distributed on the filter unit body, the filter unit body is a sandwich chamber composed of two parallel grids and a peripheral body wall, and the body wall of the filter unit body is equipped with a water filtering discharge pore which is opposite to a communication pore arranged on the lateral edge of the fixed disc. The filter-cloth rotary disc filter further comprises a filter tank, a rotating device, a backwashing device and a sludge discharge device, a hollow shaft of the rotating device is horizontally installed in the filter tank, a certain number of the filter discs are fixedly sleeved on the outer surface of the hollow shaft, the body wall penetrating through the hollow shaft is equipped with a water filtering filling pore, and the water filtering filling pore matches with the communication pore arranged on the fixed disc. The filter disc and the filter-cloth rotary disc filter have the advantages of reasonable design, high removing efficiency of suspended substances, long service life of the filter cloth, low water treatment expenditure and perfect social and economic benefits.
Description
One, technical field:
The utility model relates to a kind of long wool hair filter disc and adopts the filter of this kind filter disc, belongs to the filtration treatment field of feedwater and all kinds of dirt (giving up) water.
Two, background technology:
Filtration is a solid-liquid separation method commonly used in a kind of water treatment.Rough filtering device commonly used at present mainly is sand filtration, in order to guarantee filtrate water quality, often adopts the filtrate of particle diameter less than 1mm.The problem that exists is: 1) filtering layer bad hydraulic permeability, and filtration resistance is big, and filtering velocity is low.2) the filtrate specific area is little, and polluted force is little, and the filter tank floor space is very big.3) filtrate is than great, backwash energy consumption height.4) former water is required height, capacity of resisting impact load is low.
A kind of micro-filtering cloth to filter machine is disclosed in 200520008593.2, it mainly comprises the pond body, be separately positioned on the water inlet of pond body one side and the delivery port of opposite side, be arranged on hollow six square shafts in the body of pond, nanometer filter cloth and filter disc, the filter cloth back suction that is arranged on the filter disc both sides is inhaled mechanism, the extraction mud pipe of pond body bottom, the back suction sucking pump valve system of external bottom, pond and do not put transmission mechanism at body top, pond.Its filter disc adopts vertical design, makes that the floor space of equipment is very little, and with traditional sand filtration ratio, the backwash energy consumption reduces greatly, and the disposal cost of ton water is very low.But there are some major defects in this advanced person's filter plant when actual motion: 1) filter cloth adopts the nanometer filter cloth, it is very strong to cut dirty power, but water penetration is too poor, filtration resistance is excessive, frequent jams, causes filter cloth backwash too frequent (backwash in 30 minutes 1 time), reduces filter cloth service life.Frequent backwash has also increased energy consumption.2) filter disc adopts the stainless steel lead frame to support filter cloth.Because stainless steel cost height, in order to save material as far as possible, the stainless steel bracing frame is fewer on the framework, this just causes the support excesssive gap, and filter cloth is recessed easily at gap location, when causing the backwash of rotation filter disc, water sucting cavity and filter cloth are fitted bad, do not reach in the water sucting cavity that backwash needs vacuum, make the filter cloth backwash be difficult to realize the equipment failure rate height.And the bracing frame surface smoothness of welding processing is difficult to guarantee, makes filter disc filter cloth surface local serious wear in rotary course, needs often to change filter cloth.3) former filter disc rotating shaft adopts stainless steel welding hollow six square shafts, and adopting six square shafts is in order to cooperate filter disc to connect, but six square shaft difficulty of processing are big, processing cost height, and rotation inconvenience.
Above several significant deficiency make cost, water treatment effect, energy consumption and stabilization of equipment performance and the expection of this equipment differ greatly.The advantage of rotary disc filter is difficult to embody.Influenced promoting the use of of rotating disk filter.
Three, utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of reasonable in design, suspended substance removal efficient height, filter cloth long service life and lower filter disc and the improved filter cloth revolving-leaf type filter of ton water treatment expense are provided.
The technical solution of the utility model is: a kind of filter disc, contain fixed disk, filter element body and filter cloth, the axle center of described fixed disk is provided with axis hole, be shaped as positive n limit shape around it, on each side of described positive n limit shape a filter element body is installed all, the length of the length on described filter element body base and positive n limit shape side is complementary, be provided with filter cloth on each filter element body, described filter element body is by two parallel grid and the interlayer chamber formed of body wall all around, the body wall of described filter element body is provided with the drainage tap, and the intercommunicating pore that is provided with on this drainage tap and the positive n limit shape side is corresponding.
Described filter element body is made by engineering plastics or stainless steel, and the flat shape of described filter element body is a combination of falling an isosceles trapezoid and a positive isosceles trapezoid, perhaps is one and falls isosceles trapezoid and an arc combination.
Described drainage tap has one at least, described two flat pattern grid pitch 0.5～5cm, grizzly bar thickness 1～10mm, wide 0.5～the 8cm of grizzly bar, be provided with the support fixation post of some between described two flat pattern grids, this support fixation post is provided with connecting hole, is convenient to securing member and connects.Wherein, n 〉=4; The intersection of the adjacent side of described fixed disk is provided with installing hole.Described filter cloth is a single face long wool filter cloth, and the non-villous surface of filter cloth pastes the filter element volume grating.
A kind of filter cloth revolving-leaf type filter that contains described filter disc, also contain filter tank, tumbler, back purge system and mud discharging device, wherein, described filter tank is provided with water inlet and delivery port, the hollow shaft of described tumbler laterally is installed in the filter tank, one end of described hollow shaft is communicated with delivery port on the described filter tank, suit is fixed with the described filter disc of some on the outer surface of described hollow shaft, and, the body wall that runs through hollow shaft is provided with the drainage hand-hole, and the intercommunicating pore on described drainage hand-hole and the described fixed disk is complementary; The water sucting cavity of described back purge system is installed in described filter disc and meets water on the filter tank of side, and the suction inlet of described water sucting cavity contacts with filter cloth on the described filter disc.
The motor mounting of described tumbler and connects by transmission mechanism and described hollow shaft on the pool wall of upper end, described filter tank.Described back purge system contains backwash pump, pipe fitting, water sucting cavity and controlling organization, and wherein, backwashing pump is installed in outside, described filter tank, is communicated with by pipe fitting and described water sucting cavity.Described mud discharging device contains mud-collecting slot, discharge pipeline, sludge pump and control device to be formed, and wherein, described sludge pump is installed in outside, described filter tank, is communicated with mud-collecting slot by discharge pipeline, and described mud-collecting slot is arranged on the bottom in described filter tank.
Filter disc of the present utility model adopts the plush filter cloth.Filter element body material adopts engineering plastics, and structure adopts two-sided butt joint form.The filter element body is connected by fixed disk with the rotation quill shaft, and the fixed disk material also is engineering plastics.
The beneficial effects of the utility model are:
1, filter cloth of the present utility model adopts single face long wool filter cloth, and this filter cloth is furnished with the long wool hair at the filtration upstream face, and opposite side is smooth no pile fabric.During filtration, fine hair lodges with current, and the crisscross filter disc surface that covers of long wool hair when guaranteeing good water penetration, had both increased retaining power fluffyly like this, was unlikely to form too big filtration resistance again; During backwash, fine hair comes off the dirt on filter cloth surface rapidly with the current impulse hunting that recoils at a high speed.Adopt this kind filter cloth, solved the nanometer filter cloth and easily stopped up and the halfway problem of backwash, reduce backwash frequency, increase filter cloth service life saved the energy simultaneously, equipment failure rate is low, moves more continous-stable.Select the plush filter cloth for use, make that the backwash frequency is original 1/10th, reduces operation energy consumption greatly.Select for use the plush filter cloth to substitute nanometer micro-filtration cloth, make filtration resistance reduce, when guaranteeing effluent quality, the rate of filtration improves 5 times, and monolithic filter disc filter capacity can reach 1000T/h.
2, filter element body of the present utility model is by two parallel grid and the interlayer chamber formed of body wall all around, and each filter element body is assembled into by two halves.Because adopt engineering plastics to make, the cost of material is low, grid density and grizzly bar thickness can increase greatly; In addition, engineering plastics can be processed in whole molding, shorten the processing and fabricating cycle when reducing cost, and guarantee that filter element body end face is smooth smooth, alleviate the wearing and tearing of rotation backwash to filter cloth.Reasonably interval of grid strip has solved filter cloth in the recessed problem of gap location, can finely be fitted in water sucting cavity and filter cloth surface, improves filter cloth backwash efficient greatly.
3, increased fixed disk on the utility model structure, the filter element body is connected with quill shaft by fixed disk, this structure makes the dismounting of filter disc easier, make system's making, installation, repair and maintenance more convenient, quill shaft directly adopts pipe, reduced difficulty of processing and manufacturing cost, fixed disk can be made the regular polygon of different edge number, to satisfy different requirements of filtering occasion.
4, it is more stable that the application of new material makes the entire system operation, and effluent quality improves greatly, SS≤5mg/l.Its primary clustering lightness makes complete machine cost and weight reduce (cost reduces more than 60%) greatly, reduces investment outlay.
5, the similar dust catcher operation principle of the utility model back purge system, its water sucting cavity and filter cloth are fitted, and increase backwash effect, reduce the wearing and tearing to filter cloth simultaneously, increase filter cloth service life.
6, to have floor space little for the utility model device, cost is low, shock-resistant, effluent quality is good, backwash is efficient, move automation, the maintenance amount is little, the life-span is long, the loss of flood peak is little, be easy to installation, outstanding advantages such as enlarging is easy, operating cost is low, water reuse preliminary treatment in being particularly suitable for, industrial cycle water treatment and advanced treatment of wastewater field.Simultaneously,, can replenish the urban industry water, alleviate the situation of China's urban water anxiety greatly as a kind of effective technology of middle water recycle.The utility model filter disc and filter are fit to the national conditions and the regimen of China very much, have vast market prospect.Can be national conserve water resource, build sustainable development economy and make very large contribution.
Four, description of drawings:
Fig. 1 is the structural representation of filter;
Fig. 2 is the structural representation of filter disc shown in Figure 1;
Fig. 3 is the structural representation of filter element body shown in Figure 2;
Fig. 4 is the left view of filter element body shown in Figure 3;
Fig. 5 is the upward view of filter element body shown in Figure 3;
Fig. 6 is the cutaway view of A-A among Fig. 3;
Fig. 7 is one of structural representation of fixed disk shown in Figure 1;
Fig. 8 is the left view of fixed disk shown in Figure 7;
Fig. 9 is the vertical view of fixed disk shown in Figure 7;
Figure 10 be fixed disk shown in Figure 1 structural representation two;
Figure 11 be fixed disk shown in Figure 1 structural representation three;
Figure 12 is the structural representation of filter cloth revolving-leaf type filter;
Figure 13 is the right TV structure figure of filter cloth revolving-leaf type filter shown in Figure 12;
Figure 14 is the plan structure figure of filter cloth revolving-leaf type filter shown in Figure 12.
Five, the specific embodiment:
Embodiment one: referring to Fig. 1～9, Figure 12～14, and among the figure, 1-fixed disk, the combination of 2-filter element body, the 3-filter cloth, 4-filter element body, 5-fixing hole, 6-drainage tap, 7-support fixation post, 8-intercommunicating pore, 9-installing hole, the 10-screwed hole, 11-water inlet, 12-filter tank, the 13-motor, 14-delivery port, 15-hollow shaft, the 16-water sucting cavity, 17-discharge pipeline, 18-backwashing pump.
The axle center of the fixed disk 1 of filter disc is provided with axis hole, be shaped as regular hexagon around it, be provided with screwed hole 10 and intercommunicating pore 8 on described orthohexagonal each side, and each side is connected with a filter element body 4, filter element body 4 outer surfaces are provided with filter cloth 3, filter cloth 3 is a single face long wool filter cloth, and its packing and thickness are selected according to sewage character.The intercommunicating pore 8 that is provided with on drainage tap 6 on the filter element body 4 and the regular hexagon side is corresponding, and the side of adjacent filter element body 4 contacts.The intersection of the adjacent side of fixed disk 1 is provided with installing hole 9, and fixed disk 1 is installed on the hollow shaft 15.
The filter tank 12 of filter cloth revolving-leaf type filter is provided with water inlet 11 and delivery port 14, the hollow shaft 15 of tumbler laterally is installed in the filter tank 12, one end of hollow shaft 15 is communicated with delivery port 14 on the filter tank 12, suit is fixed with six filters on the outer surface of hollow shaft 15, and, the body wall that runs through hollow shaft 15 is provided with the drainage hand-hole, and the intercommunicating pore on drainage hand-hole and the fixed disk 1 is complementary; The water sucting cavity 16 of back purge system is installed on the filter tank 12 of filter disc influent side, and the suction inlet of water sucting cavity 16 contacts with filter cloth 3 on the filter disc.Two flat pattern grid pitch 0.5～5cm, grizzly bar thickness 1～10mm, the wide 0.5～8cm of grizzly bar specifically sets as required, does not enumerate one by one.
The motor 13 of tumbler is installed on the body wall of 12 upper ends, filter tank, and connects by transmission mechanism and hollow shaft 15.Transmission mechanism is sprocket wheel and chain.
Back purge system contains backwash pump 18, pipe fitting, water sucting cavity 16 and controlling organization, and wherein, backwashing pump 18 is installed in 12 outsides, filter tank, is communicated with by pipe fitting and described water sucting cavity 16.
Mud discharging device contains mud-collecting slot, discharge pipeline 17, sludge pump and control device to be formed, and wherein, sludge pump is installed in 12 outsides, filter tank, is communicated with mud-collecting slot by discharge pipeline 17, and mud-collecting slot is arranged on the bottom in filter tank 12.
Operation principle is:
(1) filter: sewage at first enters filter tank 12 by water inlet 11, relies on hydraulic pressure effect sewage to filter by filter cloth 3, and the clear water after the filtration enters filter element body 4, arrives delivery port 14 through fixed disk 1, hollow shaft 15 again and carries out reuse.
(2) clean: the part sludge absorption forms sludge blanket gradually in filter cloth 3 outsides in the filtration.Along with gathering of mud on the filter cloth 3, filter cloth 3 filtration resistances increase, and filter tank 12 water levels raise gradually.Can monitor water-head between filter tank 12 and the discharge bay by pressure tester.When this water-head arrived cleaning setting value (high water level), PLC can start back suction sucking pump 18, the beginning cleaning process.During cleaning, but filter tank 12 continuous filtrations.
During the filtration, filter disc is in static state, helps the pond bottom sediments of mud.During the cleaning, filter disc rotates with 1 rev/min speed.The mud granule that gathers on the filter cloth 3 is absorbed on backwashing pump 18 negative pressure suctions filter cloth 3 surfaces, and the water in the filter disc is aspirated simultaneously, and water outwards to filter cloth 3 cleaning actions, and is discharged rinse water from the lining.The flushing area only accounts for 1% of full filter disc area.Backwash process is intermittently.
During cleaning, on the pipeline that backwashing pump 18 connects, 2 filter discs of each internally piloted valve control are one group, and the cleaning of each group hockets in 12 1 the complete cleaning processes in filter tank, and the work of backwashing pump 18 therebetween is continuous.
Filter cloth 3 adopts single face long wool filter cloth, and filtering direction is opposite with the villus growth direction when filtering, and fine hair lodges with current, increases retaining power; During backwash, the recoil current are consistent with the villus growth direction, and the recoil resistance is little, more efficient energy-saving.
(3) spoil disposal: the filter disc in filter tank 12 has at the bottom of the bucket shape pond, helps the collection of pool bottom sludge.The sludge-tank bottom sediments has reduced the sludge quantity on the filter cloth 3, can prolong filtration time, reduces and cleans the water yield.Through a time period of setting, PLC starts sludge pump, by discharge pipeline at the bottom of the pond 17 mud is back to sewage preliminary treatment structures.Wherein, spoil disposal blanking time and spoil disposal last and can be adjusted.
Embodiment two: referring to Figure 10, numbering is identical with embodiment one among the figure, and the meaning of representative is identical, and something in common does not repeat, and difference is: the surrounded surface of fixed disk 1 is a regular pentagon.
Embodiment three: referring to Figure 11, present embodiment and embodiment one are basic identical, and something in common does not repeat, and difference is: the surrounded surface of fixed disk 1 is an octagon.
The shape of the shape of change fixed disk, change filter element body can be formed a plurality of embodiment, is common excursion of the present utility model, does not describe in detail one by one at this.
Claims (9)
1, a kind of filter disc, contain fixed disk, filter element body and filter cloth, it is characterized in that: the axle center of described fixed disk is provided with axis hole, be shaped as positive n limit shape around it, on each side of described positive n limit shape a filter element body is installed all, the length of the length on described filter element body base and positive n limit shape side is complementary, be provided with filter cloth on each filter element body, described filter element body is by two parallel grid and the interlayer chamber formed of body wall all around, the body wall of described filter element body is provided with the drainage tap, and the intercommunicating pore that is provided with on this drainage tap and the positive n limit shape side is corresponding.
2, filter disc according to claim 1, it is characterized in that: described filter element body is made by engineering plastics or stainless steel, the flat shape of described filter element body is a combination of falling an isosceles trapezoid and a positive isosceles trapezoid, perhaps is one and falls isosceles trapezoid and an arc combination.
3, filter disc according to claim 2, it is characterized in that: described drainage tap has one at least, described two flat pattern grid pitch 0.5～5cm, grizzly bar thickness 1～10mm, wide 0.5～the 8cm of grizzly bar, be provided with the support fixation post of some between described two flat pattern grids, this support fixation post is provided with connecting hole, is convenient to securing member and connects.
4, filter disc according to claim 1 is characterized in that: wherein, and n 〉=4; The intersection of the adjacent side of described fixed disk is provided with installing hole.
5, according to the arbitrary described filter disc of claim 1～4, it is characterized in that: described filter cloth is a single face long wool filter cloth, and the non-villous surface of filter cloth pastes the filter element volume grating.
6, a kind of filter cloth revolving-leaf type filter that contains the described filter disc of claim 1, also contain the filter tank, tumbler, back purge system and mud discharging device, wherein, described filter tank is provided with water inlet and delivery port, it is characterized in that: the hollow shaft of described tumbler laterally is installed in the filter tank, one end of described hollow shaft is communicated with delivery port on the described filter tank, suit is fixed with the described filter disc of some on the outer surface of described hollow shaft, and, the body wall that runs through hollow shaft is provided with the drainage hand-hole, and the intercommunicating pore on described drainage hand-hole and the described fixed disk is complementary; The water sucting cavity of described back purge system is installed in described filter disc and meets water on the filter tank of side, and the suction inlet of described water sucting cavity contacts with filter cloth on the described filter disc.
7, filter cloth revolving-leaf type filter according to claim 6 is characterized in that: the motor mounting of described tumbler and connects by transmission mechanism and described hollow shaft on the pool wall of upper end, described filter tank.
8, filter cloth revolving-leaf type filter according to claim 6, it is characterized in that: described back purge system contains backwash pump, pipe fitting, water sucting cavity and controlling organization, wherein, backwashing pump is installed in outside, described filter tank, is communicated with by pipe fitting and described water sucting cavity.
9, filter cloth revolving-leaf type filter according to claim 6, it is characterized in that: described mud discharging device contains mud-collecting slot, discharge pipeline, sludge pump and control device to be formed, wherein, described sludge pump is installed in outside, described filter tank, be communicated with mud-collecting slot by discharge pipeline, described mud-collecting slot is arranged on the bottom in described filter tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203071381U CN201139999Y (en) | 2007-12-20 | 2007-12-20 | Filtering dish and filter cloth turntable filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203071381U CN201139999Y (en) | 2007-12-20 | 2007-12-20 | Filtering dish and filter cloth turntable filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201139999Y true CN201139999Y (en) | 2008-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007203071381U Expired - Lifetime CN201139999Y (en) | 2007-12-20 | 2007-12-20 | Filtering dish and filter cloth turntable filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201139999Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101941781A (en) * | 2010-09-26 | 2011-01-12 | 浦华环保有限公司 | Filtering system of suspended solids in sewage |
| CN101961574A (en) * | 2010-09-17 | 2011-02-02 | 北京沃特林克环境工程有限公司 | Turntable type micro filter |
| CN102039067A (en) * | 2009-10-18 | 2011-05-04 | 北京晶霖伟业分离装备技术有限公司 | Gravity type free fall filter |
| CN103111114A (en) * | 2013-02-28 | 2013-05-22 | 无锡市通用机械厂有限公司 | Central drain pipe structure of cloth filter equipment |
| CN103120869A (en) * | 2011-11-18 | 2013-05-29 | 可隆水科技(株) | Filtering membrane assembly body and disc filter comprising same |
| CN103566648A (en) * | 2013-11-01 | 2014-02-12 | 净化控股集团有限公司 | Rotary disc type filter |
| CN103599654A (en) * | 2013-10-24 | 2014-02-26 | 上海安鼎济水处理科技有限公司 | Fiber pressure filtering apparatus |
| CN103706163A (en) * | 2013-12-18 | 2014-04-09 | 江苏亚太水处理工程有限公司 | Micro-filter-cloth filter |
| CN104275020A (en) * | 2013-07-03 | 2015-01-14 | 北京晶霖伟业分离装备技术有限公司 | Rotating disc self-cleaning suction filter |
-
2007
- 2007-12-20 CN CNU2007203071381U patent/CN201139999Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039067A (en) * | 2009-10-18 | 2011-05-04 | 北京晶霖伟业分离装备技术有限公司 | Gravity type free fall filter |
| CN102039067B (en) * | 2009-10-18 | 2012-09-26 | 北京晶霖伟业分离装备技术有限公司 | Gravity type free fall filter |
| CN101961574A (en) * | 2010-09-17 | 2011-02-02 | 北京沃特林克环境工程有限公司 | Turntable type micro filter |
| CN101941781A (en) * | 2010-09-26 | 2011-01-12 | 浦华环保有限公司 | Filtering system of suspended solids in sewage |
| CN103120869A (en) * | 2011-11-18 | 2013-05-29 | 可隆水科技(株) | Filtering membrane assembly body and disc filter comprising same |
| CN103111114A (en) * | 2013-02-28 | 2013-05-22 | 无锡市通用机械厂有限公司 | Central drain pipe structure of cloth filter equipment |
| CN103111114B (en) * | 2013-02-28 | 2015-08-05 | 无锡市通用机械厂有限公司 | Central drain pipe structure of cloth filter equipment |
| CN104275020A (en) * | 2013-07-03 | 2015-01-14 | 北京晶霖伟业分离装备技术有限公司 | Rotating disc self-cleaning suction filter |
| CN103599654A (en) * | 2013-10-24 | 2014-02-26 | 上海安鼎济水处理科技有限公司 | Fiber pressure filtering apparatus |
| CN103599654B (en) * | 2013-10-24 | 2018-02-02 | 上海安鼎济水处理科技有限公司 | Fibre pres filter plant |
| CN103566648A (en) * | 2013-11-01 | 2014-02-12 | 净化控股集团有限公司 | Rotary disc type filter |
| CN103706163A (en) * | 2013-12-18 | 2014-04-09 | 江苏亚太水处理工程有限公司 | Micro-filter-cloth filter |
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Granted publication date: 20081029 |
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