CN210001647U - biological filter - Google Patents
biological filter Download PDFInfo
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- CN210001647U CN210001647U CN201920337727.7U CN201920337727U CN210001647U CN 210001647 U CN210001647 U CN 210001647U CN 201920337727 U CN201920337727 U CN 201920337727U CN 210001647 U CN210001647 U CN 210001647U
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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 provides an biofilter has solved the problem that current biofilter often carries out the back flush, biofilters, including filtering pond, filter layer, air inlet unit, water installations, play water installation and controlling means, sewage from water installations get into in the filtering pond and discharge from water installations after the filter layer filters, sewage in the route that the filtering pond flows through include from filter chamber, intercommunication room to second filter chamber and from second filter chamber, intercommunication room and filter chamber, reduce the frequency of biofilter back flush through two kinds of routes of circulation use, the utility model discloses a biofilters pass through the transform of sewage filtration route, cooperate air inlet unit to reduce the aeration volume, make the biofilm thickness on the filter layer that the second filtered the place automatically reduce, make the filter capacity and the water passing capacity descending possibility of filter layer after the biofilm thickening, and then reduced this biofilter and shut down the frequency of carrying out the back flush.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment plant, concretely relates to kinds of biological filter.
Background
The biological filter is an effective device for treating sewage in modern times, and has good treatment effect and high efficiency; the biological aerated filter is a novel sewage treatment process by a biomembrane method developed in the late 80 years, can effectively treat SS, COD, BOD, nitrification, denitrification, dephosphorization and removal of AOX (harmful substances), and has the advantages of high organic load, small occupied area, low investment, good effluent quality and the like, but the conventional biological aerated filter needs frequent backwashing when in use, and the working efficiency of the biological aerated filter is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an kinds of biological filter, solved the problem that current biological filter often carries out the back flush.
The utility model discloses the technical scheme who adopts does:
kinds of biological filter, which comprises a filter, a filter layer, an air inlet device, a water outlet device and a control device;
the filter is characterized in that a partition plate which slides up and down is arranged in the filter, the partition plate divides the filter into an th filter chamber, a second filter chamber and a communicating chamber which communicates the th filter chamber with the second filter chamber, the th filter chamber and the second filter chamber are both provided with filter layers, an air outlet of the air inlet device and a water outlet of the water inlet device are both arranged below the filter layers, a water inlet of the water outlet device is arranged above the filter layers, and the control device is electrically connected with the air inlet device, the water inlet device and the water outlet device.
The biomembranes on the th filter layer and the second filter layer are periodically increased and decreased by changing the water inlet position and matching with the change of the nutrient supply, so that the frequency of backwashing when the biological filter is stopped is reduced, and the filtering efficiency of the biological filter is improved.
Preferably, the filtration layers include a filtration layer suspended within the th filtration chamber and a second filtration layer suspended within the second filtration chamber, the filtration layer includes a th frit layer and a th support layer disposed below the th frit layer, the second filtration layer includes a second frit layer and a second support layer disposed below the second frit layer;
the th filter material layer with the second filter material layer all is made by ceramic filter material, th bearing layer with the second bearing layer all includes the filter plate that is equipped with the filtration pore and lays the cobblestone on the filter plate.
The supporting layer supports the filtering layer and simultaneously enables the sewage to be uniformly contacted with the filtering layer, and the filtering layer is contacted with the sewage to further absorb impurities in the sewage.
Preferably, the air intake device comprises a air intake device communicated with the th filter chamber and a second air intake device communicated with the second filter chamber, the 0 th air intake device comprises a th air pump, a th air intake main pipe communicated with the th air pump and a th air intake branch pipe communicated with the th air intake main pipe, and the th air intake branch pipe penetrates through the side wall of the th filter chamber and is arranged below the th supporting layer;
the second air inlet device comprises a second air pump, a second air inlet main pipe communicated with the second air pump and a second air inlet branch pipe communicated with the second air inlet main pipe, and the second air inlet branch pipe penetrates through the side wall of the second filter chamber and is arranged below the second bearing layer.
The air inlet device provides oxygen for the filter layer when filtering sewage, provides cleaning gas in the backwashing process of the biological filter, and simultaneously can perform air washing on the filter layer through smaller power because the air inlet branch pipe corresponds to the filter layer by , thereby avoiding falling of a bottom biological membrane due to overlarge air washing power.
Preferably, both sides of the th air inlet branch pipe are provided with th air outlet pipes, the th air outlet pipe is provided with a th air outlet hole, the second air inlet branch pipe is provided with a second air outlet pipe, and the second air outlet pipe is provided with a second air outlet hole.
The th air inlet pipe branch increases the effective working area of th th air inlet pipe branch through the arrangement of the air outlet pipe, reduces the number of pipelines, saves cost and is convenient for the installation and the subsequent maintenance of the pipelines.
Preferably, said water inlet means comprises a water inlet means communicating with said filter chamber and a second water inlet means communicating with said second filter chamber;
the water inlet device comprises a main water inlet pipe, a 0 th branch water inlet pipe, a second branch water inlet pipe and a th water storage tank, wherein the th branch water inlet pipe and the second branch water inlet pipe are communicated with the th main water inlet pipe through a th valve body, the main water inlet pipe is communicated with the th filter chamber, and the th branch water inlet pipe is communicated with the th water storage tank;
the second water inlet device comprises a second water inlet main pipe, a third water inlet branch pipe, a fourth water inlet branch pipe and a second water storage tank, the third water inlet branch pipe and the fourth water inlet branch pipe are communicated with the second water inlet main pipe through a second valve body, the second water inlet main pipe is communicated with the second filter chamber, and the third water inlet branch pipe is communicated with the second water storage tank.
The filter chambers correspond to sets of water inlet devices, the change of water inlet direction is realized, and the working efficiency of the biological filter is improved.
Preferably, the water outlet device comprises a water outlet device communicated with the filter chamber, a second water outlet device communicated with the second filter chamber and a 0 th water pipe arranged at the bottom of the filter chamber, wherein a 2 th one-way valve is arranged on the 1 th water pipe, the 3 th water outlet device comprises a 5 th water outlet groove communicated with the 4 filter chamber and a second water pipe arranged on a bottom plate of the water outlet groove, an 7 th partition plate is arranged on the 6 th water outlet groove, the 8 th partition plate divides the th water outlet groove into a th impact water groove and a th filter water groove, the second water pipe comprises a th water outlet pipe communicated with the th impact water groove and a second water outlet pipe communicated with the th filter water groove, and the th water outlet pipe is communicated with the storage tank and is provided with a second one-way valve;
the second water outlet device comprises a second water outlet groove communicated with the second filtering chamber and a third water pipe arranged on a bottom plate of the water outlet groove, a second partition plate is arranged on the second water outlet groove and divides the second water outlet groove into a second impact water groove and a second filtering water groove, the third water pipe comprises a third water outlet pipe communicated with the second impact water groove and a fourth water outlet pipe communicated with the second filtering water groove, and the third water outlet pipe is communicated with the second water storage tank and is provided with a third one-way valve.
The water outlet device is provided with the th impact water tank and the second impact water tank, so that filtered sewage can be precipitated for hours before flowing out, the content of impurities in the filtered sewage is reduced, and the water outlet device is communicated with the water inlet device to ensure the recycling of part of water.
Preferably, a water outlet is formed in the filter chamber and is communicated with the 0 water outlet device, the top of the partition plate is lower than the bottom of the water outlet, a baffle connected with a motor is arranged on the water outlet, and the motor drives the baffle to open or close the water outlet;
the second filtering chamber is provided with a second water outlet communicated with the second water outlet device, the top of the second partition plate is lower than the bottom of the second water outlet, the second water outlet is provided with a second baffle connected with a second motor, and the second motor drives the second baffle to open or close the second water outlet.
The arrangement of the th water outlet and the second water outlet ensures the discharge of sewage after filtration, and the arrangement of the th baffle and the second baffle ensures that the baffle corresponding to the position of the separation plate is changed to change the position, so that the sewage flows out from the corresponding water outlet.
Preferably, the control device comprises a controller and a sensor, wherein the controller is STC89C52, and the sensor is a water quality detection sensor arranged above the filter layer.
STC89C52 is a low-power-consumption and high-performance CMOS8 bit microcontroller produced by STC company, has an 8K byte system programmable Flash memory, provides a high-flexibility and ultra-effective solution for a plurality of embedded control application systems, and is characterized in that a water quality detection sensor integrates a plurality of sensors to detect the quality of filtered sewage, so that a control device can perform corresponding operation, automatic operation is realized, and manpower is saved.
Preferably, the separation plate comprises an th separation plate and a second separation plate parallel to the th separation plate, the th separation plate and the second separation plate are both concave plates with water inlets arranged above, sliding grooves matched with the filter layer are arranged on the side walls of the th separation plate and the second separation plate, telescopic limiting blocks are arranged at the upper parts of the sliding grooves, and when the separation plate slides up and down, the filter layer extrudes the limiting blocks and slides on the sliding grooves.
The position of the filter layer can be limited by the limiting block, and the position of the filter layer is ensured to be kept stable in the using process.
The utility model has the advantages that:
the biological filter tank is matched with the corresponding transformation of the water inlet device, the air inlet device and the water outlet device through the transformation of the positions of the partition plates and the partition plates, so that sewage is discharged after being filtered twice, the quality of the filtered sewage is increased, and simultaneously, the aeration quantity is reduced through the transformation of a sewage filtering path and the air inlet device, so that the thickness of a biological film on a filter layer where the second filtering is positioned is automatically reduced, the possibility that the filtering capacity and the water passing capacity of the filter layer are reduced after the biological film becomes thick is reduced, the frequency of stopping the biological filter tank for backwashing is reduced, and the working efficiency of the biological filter tank is improved.
Drawings
To more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate certain embodiments of the present disclosure and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.
FIG. 1 is a schematic structural diagram of the biofilter.
FIG. 2 is a schematic view of the th intake manifold.
Fig. 3 is a schematic structural diagram of the th water outlet.
Fig. 4 is a schematic view of the structure of the partition plate.
Fig. 5 is a schematic cross-sectional view of the divider plate.
In the drawing, 1-a filter chamber, 2-a second filter chamber, 3-a partition plate, 31-a partition plate, 32-a second partition plate, 33-a sliding groove, 34-a limiting block, 35-an elastic part, 4-a 0 filtering layer, 41-a 1 filtering material layer, 42-a -a supporting layer, 5-a second filtering layer, 51-a second filtering material layer, 52-a second supporting layer, 6-a air inlet device, 61-a air pump, 62-a air inlet main pipe, 63-a air inlet branch pipe, 631-a air outlet pipe, 632-a air outlet hole, 7-a second air inlet device, 71-a second air pump, 72-a second air inlet main pipe, 73-a second air inlet branch pipe, 8-a 9 water inlet device, 81-a water inlet main pipe, 82-a water inlet branch pipe, 83-a second water inlet device, 84-a second water inlet main pipe, 73-a water inlet branch pipe, 73-a water inlet device, 3-a water inlet branch pipe, -a b, -a water inlet valve, -a water inlet branch water inlet valve, 3614-a, -a water inlet valve, -a water outlet device, -a , 3615-a water inlet branch water inlet valve, -a water inlet valve, , 3619 water inlet branch water inlet valve, 3614-a, 3619 water inlet valve, , 3619 water inlet water outlet device, , 3619 water inlet branch water inlet water outlet device, 3614.
Detailed Description
The present invention will be further described in with reference to the following drawings and specific examples.
As shown in FIGS. 1 to 5, the biofilters of the present embodiment comprise a filter, a filter layer, an air inlet device, a water outlet device and a control device;
the filter chamber is internally provided with a partition plate 3 which slides up and down, the partition plate 3 divides the filter chamber into an th filter chamber 1, a second filter chamber 2 and a communicating chamber which communicates the th filter chamber 1 with the second filter chamber 2, the th filter chamber 1 and the second filter chamber 2 are both internally provided with the filter layers, an air outlet of the air inlet device and a water outlet of the water inlet device are both arranged below the filter layers, a water inlet of the water outlet device is arranged above the filter layers, and the control device is electrically connected with the air inlet device, the water inlet device and the water outlet device.
When the biological filter tank works, the two conditions are that is that the dividing plate 31 is positioned at the lower limit position, when the second dividing plate 32 is positioned at the upper limit position, sewage enters the 0 filtering chamber 1 through the water inlet device and sequentially passes through the communicating chamber and the second filtering chamber 2, at this time, the water outlet 21 is closed, the second water outlet is opened, sewage enters the filtering chamber 1 through the water inlet device 8, then sequentially passes through the filtering layer 4 and the second filtering layer 5 to be filtered, and finally flows out of the biological filter tank through the second water outlet device 14, that is, the dividing plate 31 is positioned at the upper limit position, when the second dividing plate 32 is positioned at the lower limit position, at this time, the second water outlet is closed, the water outlet 21 is opened, sewage enters the second filtering chamber 2 through the second water inlet device 9, then sequentially passes through the second filtering layer 5 and the filtering layer 4 to be filtered, and finally flows out of the biological filter tank through the water outlet device 13;
the upper limit position, namely the partition plate 3 slides upwards until the bottom surface of the concave opening on the concave plate is flush with the bottom surface of the power device 18 or the bottom surface of the concave opening is shielded by the power device 18, the lower limit position, namely the lower end surface of the partition plate 3 is superposed with the bottom plate of the filter tank, the upper part of the partition plate 3 is connected with the power device 18, the power device 18 is provided with two output ends which are respectively connected with an th partition plate 31 and a second partition plate 32, and the partition plate 3 is driven by the power device 18 to move so as to complete the conversion of the upper limit position and the lower limit position of.
After the biological filter is used for periods, biofilms in a first filter material layer 41 and a second filter material layer 51 absorb nutrient substances in sewage to expand bacterial colonies, the thickness of the biofilms is increased to further cause reduction of water passing capacity of the filter layers, as the sewage passes through the filter layers in different orders, taking the situation of as an example, the sewage sequentially passes through a filter layer 4 from bottom to top and then sequentially passes through a second filter layer 5 from bottom to top, considering that the nutrient substances in the sewage gradually reduce every time the sewage passes through the filter layers, the bacterial colony number of the biofilms on the subsequent second filter layer 5 is less than that of a filter layer , the filtering capacity of the biofilms after the increase is increased, but the filtering capacity is reduced after the sewage is excessively increased and the water passing capacity is reduced, the water passing capacity of the second filter layer 5 after the periods is better than that of a filter layer 4, at the moment, in order to change the sewage from the situation of the to the second filter layer, the situation of the sewage passes through the , the second filter layer is simultaneously, the oxygen reduction of the oxygen passing through the filter layers is realized, the filtration efficiency of the filter layers is reduced, and the filtration efficiency of the filtration layers is further reduced, the filtration of the filtration layers is reduced, and the filtration of the filtration layers in the filtration layers is also reduced, the filtration of the filtration layers in the filtration layers .
The biological filter is used for time, or is stopped to carry out back flushing of a filter layer, air washing is carried out on the filter layer through an air inlet device, a corresponding air inlet device is arranged below each filter layer, so that the cleaning effect can be achieved by ensuring a small air speed, the condition that a lower biological membrane possibly falls off due to an overlarge air speed for cleaning the upper part of the filter layer in the conventional design is avoided, water washing is carried out after air washing, the cleaned sewage enters a corresponding water storage tank through a impact water tank 132a or a second impact water tank 142a, secondary use is carried out after sedimentation to save water, finally water and gas are mixed and washed, the residual water in the filter flows out through a water pipe 12 arranged at the bottom of the filter, and meanwhile, impurities remained in the filter are carried out by the partial water.
Specifically, the power device 18 includes a motor and a transmission mechanism, the transmission mechanism includes input ends and two output ends, the motor is connected with the input end of the transmission mechanism, the division plate 31 and the second division plate 32 are respectively connected with the output end of the transmission mechanism, the motor controls the action of the division plate 3 through the transmission mechanism, or, the power device includes two motors and two transmission mechanisms, the two motors and two transmission mechanisms respectively control the action of the corresponding division plate 3, if the motors and transmission mechanisms correspond to division plates 3, such as the division plate 31.
As an alternative to , the filtration layer includes a th filtration layer 4 suspended within the th filtration chamber 1 and a second filtration layer 5 suspended within the second filtration chamber 2, the th filtration layer 4 includes a th filter layer 41 and a th support layer 42 disposed below the th filter layer 41, the second filtration layer 5 includes a second filter layer 51 and a second support layer 52 disposed below the second filter layer 51;
the th filter material layer 41 with the second filter material layer 51 all is made by ceramic filter material, th bearing layer 42 with the second bearing layer 52 all include the filter plate that is equipped with the filtration pore and lay the cobblestone on the filter plate.
The filtering material is mainly divided into an inorganic material and an organic material, wherein the inorganic material mainly comprises ceramic, zeolite, sandstone and the like, the organic material mainly comprises polystyrene, polypropylene and the like, and the shapes of the organic material comprise honeycomb tubular shapes, corrugated shapes, bundle shapes, net shapes, regular particles and the like.
Besides cobblestones, any -type materials such as ore can be selected as the supporting layer to ensure the stability of the filtering layer and the uniformity of water inlet.
, the air intake device comprises a 0 th air intake device 6 communicated with the th filter chamber 1 and a second air intake device 7 communicated with the second filter chamber 2, the 1 th air intake device 6 comprises a th air pump 61, a th air intake main pipe 62 communicated with the th air pump 61 and a th air intake branch pipe 63 communicated with the th air intake main pipe 62, and the th air intake branch pipe 63 penetrates through the side wall of the th filter chamber 1 and is arranged below the supporting layer 42;
the second air intake device 7 comprises a second air pump 71, a second main air intake pipe 72 communicated with the second air pump 71, and a second branch air intake pipe 73 communicated with the second main air intake pipe 72, wherein the second branch air intake pipe 73 penetrates through the side wall of the second filter chamber 2 and is arranged below the second support layer 52.
The microorganisms in the biological membrane are aerobic bacteria, so the biological membrane needs to be supplied to the filter chamber in the sewage treatment process, meanwhile, air washing is carried out in the back washing process, in the case of , the air supply pipe and the air washing pipe are separately arranged, usually, the air supply pipe is arranged in a filter material layer or a supporting layer, the air washing pipe is arranged below the supporting layer, in order to save pipe materials and cost, the air supply pipe and the air washing pipe can be combined into and arranged below the supporting layer, namely the air inlet branch pipe 63 and the second air inlet branch pipe 73, namely the scheme adopted by the biological filter chamber, and the biological filter chamber can also select a proper air pipe arrangement mode according to the comprehensive consideration of the factors of sewage type, water filtering effect and the like.
In the specific embodiment provided by the present disclosure, the inlet branch 63 of the th inlet branch 63 may be configured into any suitable structure, as option , a th outlet pipe 631 is disposed on two sides of the inlet branch 63, a th outlet hole 632 is disposed on the th outlet pipe 631, and a second outlet pipe is disposed on the second inlet branch 73, and a second outlet hole is disposed on the second outlet pipe.
When other types of air pipe arrangement modes are adopted, the oxygen supply air pipe and the air washing air pipe are separated, the oxygen supply air pipe adopts an air diffuser and is reasonably arranged according to the structure of the filter, and the blower for supplying oxygen to the oxygen supply air pipe is preferably arranged in pairs of and .
, the water inlet device comprises a th water inlet device 8 communicated with the th filtering chamber 1 and a second water inlet device 9 communicated with the second filtering chamber 2;
the water inlet device 8 comprises a main water inlet pipe 81, a 0 th branch water inlet pipe 82, a second branch water inlet pipe 83 and a th water storage tank 10, wherein the th branch water inlet pipe 82 and the second branch water inlet pipe 83 are both communicated with the th main water inlet pipe 81 through a th valve body 84, the th main water inlet pipe 81 is communicated with the th filter chamber 1, and the th branch water inlet pipe 82 is communicated with the th water storage tank 10;
the second water inlet device 9 comprises a second water inlet main pipe 91, a third water inlet branch pipe 92, a fourth water inlet branch pipe 93 and a second water storage tank 11, the third water inlet branch pipe 92 and the fourth water inlet branch pipe 93 are communicated with the second water inlet main pipe 91 through a second valve body 94, the second water inlet main pipe 91 is communicated with the second filter chamber 2, and the third water inlet branch pipe 92 is communicated with the second water storage tank 11.
The water inlet device has two functions, wherein the th water inlet device 8 is taken as an example, is used for supplying water to the filter tank in the sewage treatment process, the sewage sequentially passes through the second water inlet branch pipe 83, the 0 th valve body 84 and the 1 th main water inlet pipe 81 to enter the 2 th filter chamber 1, the filter tank is supplied with water in the filter layer backwashing process, the 3 cleaning water has two sources, the external water enters the filter tank through a path of the sewage entering the filter tank, the secondary water in the water storage tank 10 contains impurities, the secondary water is precipitated in time and then enters the th filter chamber 1 through the water inlet branch pipe 82, the external water is washed time and then enters the corresponding water storage tank to be precipitated to be converted into secondary water for recycling, the impurities precipitated at the bottom of the water storage tank 10 are cleaned after time, and the second water inlet device 9 is the same as the th water inlet device 8.
As a option, the outlet device includes a outlet device 13 communicating with the filtering chamber 1, a second outlet device 14 communicating with the second filtering chamber 2, and an 1 water pipe 12 disposed at the bottom of the filtering chamber, wherein a one-way valve 15 is disposed on the 2 water pipe 12, the 4 outlet device 13 includes a outlet tank 132 communicating with the 5 filtering chamber 1 and a second water pipe 133 disposed on the bottom plate of the outlet tank, the outlet tank 132 is provided with a partition 131, the partition 131 divides the outlet tank 132 into a impaction tank 132a and a filter tank 132b, the second water pipe 133 includes a 636 outlet pipe 133a communicating with the impaction tank 132a and a second 73742 outlet pipe b communicating with the second filter tank 132b, and the outlet pipe 133a is provided with a second water storage tank 3616;
the second water outlet device 14 includes a second water outlet tank 142 communicated with the second filtering chamber 2 and a third water pipe 143 disposed on a bottom plate of the water outlet tank, the second water outlet tank 142 is provided with a second partition plate 141, the second partition plate 141 divides the second water outlet tank 142 into a second impact water tank 142a and a second filtering water tank 142b, the third water pipe 143 includes a third water outlet pipe 143a communicated with the second impact water tank 142a and a fourth water outlet pipe 143b communicated with the second filtering water tank 142b, and the third water outlet pipe 143a is communicated with the second water storage tank 11 and is provided with a third one-way valve 17.
Taking the water outlet device 13 as an example, the th water outlet tank 132 is divided into two parts by the 0 th partition plate 131, namely a th surge tank 132a and a th filter tank 132b, filtered sewage flows into the th filter tank 132b only after flowing into the th surge tank 132a through the th water outlet 21 due to the 3 th partition plate 131, the filtered sewage is precipitated in the th surge tank 132a to reduce impurities in the effluent sewage as much as possible, during the backwashing of the biological filter, the cleaning water has two outflow paths, namely part of the cleaning water enters the th surge tank 132a through the th water outlet 21, the second check valve 16 on the th 133a is opened, the cleaning water enters the th water outlet pipe 133a through the th water outlet pipe 133a to be conveniently used for the second time, after the subsequent cleaning water is finished, the residual cleaning water in the th water outlet tank 132 cannot enter the upper backwash tank 132, the residual cleaning water passes through the th water outlet pipe 132b, the inlet pipe 4642 of the filter tank 132 is designed to be different heights, and the 4642 th filter tank 132b is simplified as the inlet filter tank 132 b.
In the specific embodiment provided by the present disclosure, the th water outlet 21 and the second water outlet may be configured in any suitable structure, as options, a 1 th water outlet 21 is provided on the 0 th filtering chamber 1, and is communicated with the 2 th water outlet 13, the top of the th partition 131 is lower than the bottom of the th water outlet 21, a th baffle 20 connected to the th motor 19 is provided on the th water outlet 21, and the th motor 19 drives the baffle 20 to open or close the th water outlet 21;
a second water outlet is formed in the second filtering chamber 2 and is communicated with the second water outlet device 14, the top of the second partition plate 141 is lower than the bottom of the second water outlet, a second baffle connected with a second motor is arranged on the second water outlet, and the second motor drives the second baffle to open or close the second water outlet.
The th motor 19 and the second motor are both electrically connected with the control device, so that when the sewage filtering path is changed, the corresponding water outlet is opened or closed, namely the corresponding baffle is moved, and further the sewage can flow out from the corresponding water outlet.
As an alternative to , the control device includes a controller and a sensor, the controller is STC89C52, and the sensor is a water quality detection sensor disposed above the filter layer.
STC89C52 is a low-power-consumption and high-performance CMOS8 bit microcontroller produced by STC company, is provided with an 8K byte system programmable Flash memory and provides a high-flexibility and ultra-effective solution for a plurality of embedded control application systems, a water quality sensor integrates a plurality of sensors for detecting the components of filtered sewage, the components are compared with set sewage discharge indexes to monitor the service condition of a filter layer, the flows of sewage inflow conversion, biological filter backwashing and the like are further carried out, the normal use of the biological filter is further ensured, and when the discharged sewage continuously does not reach the standard, a control device informs manpower through a communication module to further carry out deep analysis and solve the problem in step .
As an option of , the separation plate 3 comprises a separation plate 31 and a second separation plate 32 parallel to the separation plate 31, the separation plate 31 and the second separation plate 32 are both concave plates with water inlets on the upper parts, sliding grooves 33 matched with the filter layer are arranged on the side walls of the separation plate 31 and the second separation plate 32, a telescopic limiting block 34 is arranged on the upper parts of the sliding grooves 33, and when the separation plate 3 slides up and down, the filter layer presses the limiting block 34 and slides on the sliding grooves 33.
Because the filter layer is fixed and the partition plate 3 needs to be subjected to position change, the slide groove 33 is arranged on the partition plate 3 to facilitate the displacement of the partition plate 3, and the stability of the filter layer is not influenced; when the filter layer is at the upper limit position, the filter layer can move downwards due to gravity, so that the limit block 34 is arranged to limit the filter layer, and meanwhile, in order to ensure the smooth movement of the separation plate 3, the limit block 34 can extend and retract through the elastic part 35 connected with the bottom of the limit block 34.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, various possible combinations will not be separately described in this disclosure.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (9)
1, biofilters, which is characterized by comprising a filter, a filter layer, an air inlet device, a water outlet device and a control device;
the filter is characterized in that a partition plate (3) which slides up and down is arranged in the filter, the partition plate (3) divides the filter into an th filter chamber (1), a second filter chamber (2) and a communicating chamber which communicates the th filter chamber (1) with the second filter chamber (2), the filter layers are arranged in the th filter chamber (1) and the second filter chamber (2), an air outlet of the air inlet device and a water outlet of the water inlet device are arranged below the filter layers, a water inlet of the water outlet device is arranged above the filter layers, and the control device is electrically connected with the air inlet device, the water inlet device and the water outlet device.
2. A biofilter according to claim 1, characterised in that said filtering layers comprise a th filtering layer (4) suspended in said th filtering chamber (1) and a second filtering layer (5) suspended in said second filtering chamber (2), said th filtering layer (4) comprising a th filtering material layer (41) and a th supporting layer (42) arranged below said th filtering material layer (41), said second filtering layer (5) comprising a second filtering material layer (51) and a second supporting layer (52) arranged below said second filtering material layer (51);
the th filter material layer (41) with the second filter material layer (51) all are made by ceramic filter material, bearing layer (42) with second bearing layer (52) all include the filter plate that is equipped with the filtration pore with lay the cobblestone on the filter plate.
3. A biofilter according to claim 2, wherein said air intake means comprises a th air intake means (6) communicating with said th filter chamber (1) and a second air intake means (7) communicating with said second filter chamber (2), said 0 th air intake means (6) comprises a th air pump (61), a th main air intake pipe (62) communicating with said th air pump (61), and a th branch air intake pipe (63) communicating with said main air intake pipe (62), said th branch air intake pipe (63) passes through the side wall of said th filter chamber (1) and is disposed below said th supporting layer (42);
the second air inlet device (7) comprises a second air pump (71), a second air inlet main pipe (72) communicated with the second air pump (71) and a second air inlet branch pipe (73) communicated with the second air inlet main pipe (72), and the second air inlet branch pipe (73) penetrates through the side wall of the second filter chamber (2) and is arranged below the second bearing layer (52).
4. A biofilter according to claim 3, wherein a air outlet pipe (631) is arranged on two sides of the air inlet branch pipe (63), a air outlet hole (632) is arranged on the air outlet pipe (631), and a second air outlet pipe is arranged on the second air inlet branch pipe (73), and a second air outlet hole is arranged on the second air outlet pipe.
5. A biofilter according to claim 1, wherein said water inlet means comprises a th water inlet means (8) communicating with said th filter chamber (1) and a second water inlet means (9) communicating with said second filter chamber (2);
the water inlet device (8) comprises a water inlet main pipe (81), a 0 water inlet branch pipe (82), a second water inlet branch pipe (83) and a water storage tank (10), wherein the water inlet branch pipe (82) and the second water inlet branch pipe (83) are communicated with the water inlet main pipe (81) through a valve body (84), the water inlet main pipe (81) is communicated with the filtering chamber (1), and the water inlet branch pipe (82) is communicated with the water storage tank (10);
the second water inlet device (9) comprises a second water inlet main pipe (91), a third water inlet branch pipe (92), a fourth water inlet branch pipe (93) and a second water storage tank (11), the third water inlet branch pipe (92) and the fourth water inlet branch pipe (93) are communicated with the second water inlet main pipe (91) through a second valve body (94), the second water inlet main pipe (91) is communicated with the second filter chamber (2), and the third water inlet branch pipe (92) is communicated with the second water storage tank (11).
6. A biofilter according to claim 5, wherein said water outlet means comprises a th water outlet means (13) communicated with said th filter chamber (1), a second water outlet means (14) communicated with said second filter chamber (2) and a th water pipe (12) arranged at the bottom of said biofilter, said th water pipe (12) is provided with a 2 one-way valve (15), said th water outlet means (13) comprises a th water outlet tank (132) communicated with said th filter chamber (1) and a second water pipe (133) arranged on the floor of said water outlet tank, said th water outlet tank (132) is provided with a 7 th partition plate (131), said th partition plate (131) divides said th water outlet tank (132) into a th impact water tank (132a) and a th filter water tank (132b), said second water pipe (133) comprises a second impact water tank (132a) communicated with said nd impact water tank (132a) and a second water outlet pipe () communicated with said second water outlet pipe ) and a water outlet pipe (133), and said second water outlet pipe (133) is provided with a 6316);
the second water outlet device (14) comprises a second water outlet groove (142) communicated with the second filtering chamber (2) and a third water pipe (143) arranged on a bottom plate of the water outlet groove, a second partition plate (141) is arranged on the second water outlet groove (142), the second partition plate (141) divides the second water outlet groove (142) into a second impact water tank (142a) and a second filtering water tank (142b), the third water pipe (143) comprises a third water outlet pipe (143a) communicated with the second impact water tank (142a) and a fourth water outlet pipe (143b) communicated with the second filtering water tank (142b), and the third water outlet pipe (143a) is communicated with the second water storage tank (11) and is provided with a third one-way valve (17).
7. A biofilter according to claim 6, wherein a water outlet (21) is arranged on the filtering chamber (1) and is communicated with the 0 th water outlet device (13), the top of the th partition plate (131) is lower than the bottom of the th water outlet (21), a th baffle plate (20) connected with a th motor (19) is arranged on the th water outlet (21), and the th motor (19) drives the th baffle plate (20) to open or close the th water outlet (21);
the second filtering chamber (2) is provided with a second water outlet communicated with the second water outlet device (14), the top of the second partition plate (141) is lower than the bottom of the second water outlet, a second baffle connected with a second motor is arranged on the second water outlet, and the second motor drives the second baffle to open or close the second water outlet.
8. A biofilter according to claim 1, wherein: the control device comprises a controller and a sensor, wherein the controller is STC89C52, and the sensor is a water quality detection sensor arranged above the filter layer.
9. A biofilter according to claim 1, wherein said partition plate (3) comprises a th partition plate (31) and a second partition plate (32) parallel to said th partition plate (31), said th partition plate (31) and said second partition plate (32) are both concave plates with water inlets on the top, slide slots (33) matching with said filter layer are provided on the side wall of said th partition plate (31) and the side wall of said second partition plate (32), a retractable stopper (34) is provided on the upper portion of said slide slots (33), and when the partition plate (3) slides up and down, said filter layer presses said stopper (34) and slides on said slide slots (33).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920337727.7U CN210001647U (en) | 2019-03-15 | 2019-03-15 | biological filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920337727.7U CN210001647U (en) | 2019-03-15 | 2019-03-15 | biological filter |
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CN210001647U true CN210001647U (en) | 2020-01-31 |
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CN201920337727.7U Expired - Fee Related CN210001647U (en) | 2019-03-15 | 2019-03-15 | biological filter |
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2019
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