CN217473163U - Split type biological filter system for odor purification of kitchen waste - Google Patents
Split type biological filter system for odor purification of kitchen waste Download PDFInfo
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- CN217473163U CN217473163U CN202220365132.4U CN202220365132U CN217473163U CN 217473163 U CN217473163 U CN 217473163U CN 202220365132 U CN202220365132 U CN 202220365132U CN 217473163 U CN217473163 U CN 217473163U
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- 239000010806 kitchen waste Substances 0.000 title claims abstract description 19
- 238000000746 purification Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 239000007788 liquid Substances 0.000 claims abstract description 60
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000012856 packing Methods 0.000 claims abstract description 22
- 238000005507 spraying Methods 0.000 claims abstract description 21
- 238000012423 maintenance Methods 0.000 claims abstract description 7
- 238000002955 isolation Methods 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 15
- 241000894006 Bacteria Species 0.000 claims description 11
- 239000010813 municipal solid waste Substances 0.000 claims description 5
- 239000010963 304 stainless steel Substances 0.000 claims description 3
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 241000233866 Fungi Species 0.000 description 10
- 210000005056 cell body Anatomy 0.000 description 6
- 230000001580 bacterial effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004332 deodorization Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Treating Waste Gases (AREA)
Abstract
The utility model relates to a kitchen waste odor purification split type biological filter system, wherein a packing layer is arranged in the middle of the interior of a filter body of the biological filter, an air inlet pipe and an air outlet pipe are respectively arranged at two sides of the filter body, and a backflow port at the bottom of the filter body is communicated with a circulating water tank through a backflow pipe; one end of each spraying branch pipe on the upper part of the tank body is communicated with a main water pipe, an isolation valve is arranged on one side of each spraying branch pipe on the main water pipe, a nozzle is detachably arranged on each spraying branch pipe, a liquid outlet on the lower part of the circulating water tank is communicated with the main water pipe, a circulating pump is arranged on the main water pipe, and a water outlet of a return pipe is arranged on the lower part of the liquid outlet of the circulating water tank; the PH meter is installed on a PH meter pipe seat, a detection branch pipe arranged on the liquid outlet side of the circulating pump is connected and communicated with an upper inlet at the bottom of the PH meter pipe seat, and an upper outlet at the upper part of the PH meter pipe seat is connected and communicated with the circulating water tank through a detection return pipe. The utility model discloses can alleviate biological filter weight, improve system operating stability, reduce the maintenance work volume.
Description
Technical Field
The utility model relates to a split type biological filter system of kitchen garbage odor purification belongs to odor treatment technical field.
Background
The process of resource utilization and harmless disposal of the kitchen waste promotes the reduction, harmlessness and resource utilization of the kitchen waste, and recycles organic matters, grease and other substances as far as possible. However, the kitchen waste has the characteristics of easy decay and deterioration and easy fermentation, and a large amount of malodorous gas (NH) is inevitably generated in the treatment process 3 、H 2 S and CH 3 SH, etc.), which is emitted to the surrounding environment to cause serious environmental problems, it is necessary to collect the odor so as to prevent the odor from overflowing and to appropriately deodorize the collected odor.
At present, the odor generated in the kitchen waste treatment process is widely subjected to a mainstream deodorization process: acid cleaning tower, alkaline cleaning tower and biological filter to reach the odor emission standard GB14554-93, wherein the odor concentration is 2000, and a new opinion proposal, the odor concentration reaches 1000, the odor emission concentration is more strict, and the biological filter becomes more indispensable in the odor treatment of kitchen waste. Current biofilter is equipped with spray set at the biofilter top, and inside is equipped with the biological filter layer, and the biofilter lower part is the aqua storage tank, the aqua storage tank is in the coplanar with the circulating water tank basis, and introduce gas through the fan in the biofilter, because of the biofilter in deposit with negative pressure assorted liquid level, when fan reducing frequency or shut down, a large amount of stock solutions of biofilter will spill over from circulating water tank, not only cause biological fungus liquid extravagant, can destroy water circulation balance moreover. Secondly, because the biological filter has a liquid storage at the lower layer of the filler, the weight of the biological filter is increased by 100000m 3 The biological filter with the air volume of per hour is taken as an example, the retention time is 20s, the flow rate is 0.08m/s, the occupied area of the biological filter reaches 25m multiplied by 16m, the liquid storage depth of the conventional biological filter is 0.5m, the liquid storage amount reaches 200t, the self weight of the biological filter is far exceeded, the floor load is greatly increased when the biological filter is arranged on a floor, and the large bearing pressure is caused to a newly built or reconstructed factory building. The existing biological filter system has the advantages that the PH meter is directly installed at the top of the circulating water tank, the PH meter can only detect liquid at a set point position in the circulating water tank, the accuracy of a detection value cannot be improved, the PH meter cannot be accurately replaced frequently in the operation process, the workload is large, and the maintenance cost is increased. And then, the spraying device of the water replenishing system of the existing biological filter adopts a matrix type to distribute water uniformly and is provided with back washing. But when a single branch pipe is backflushed, the main water pipe can be influenced, the system needs to stop spraying, and when a certain nozzle on the single branch pipe is blocked, the whole branch pipe still needs to be dismantled for inspection, and the overhauling and cleaning workload is large.
Disclosure of Invention
The utility model aims at providing a can alleviate biological filter weight, improve the operating stability of system, reduce the split type biological filter system of kitchen garbage odor purification of maintenance work volume.
The utility model discloses a technical scheme who reaches above-mentioned purpose is: the utility model provides a split type biological filter system of kitchen garbage foul smell purification which characterized in that: comprises a biological filter, a circulating water tank and a pipeline assembly, wherein the circulating water tank is arranged at the lower part of the biological filter and is used for containing biological bacteria liquid;
the middle part in the biological filter tank is provided with a packing layer, both sides of the biological filter tank are respectively provided with an air inlet pipe for introducing pre-treated odor into the lower part of the packing layer and an air outlet pipe for leading out deodorized gas on the upper part of the packing layer, and a return port at the bottom of the biological filter tank is communicated with a circulating water tank through a return pipe; the upper part of the tank body is also provided with a spraying mechanism, the spraying mechanism comprises a plurality of spraying branch pipes and a plurality of nozzles, one end of each spraying branch pipe is communicated with the main water pipe, an isolation valve is arranged on one side of each spraying branch pipe, which is positioned on the main water pipe, and the nozzles are detachably arranged on the spraying branch pipes;
the pipeline assembly comprises a main water pipe, a return pipe, a detection branch pipe and a PH meter, a liquid outlet at the lower part of the circulating water tank is communicated with the main water pipe, a circulating pump is arranged on the main water pipe, and a water outlet of the return pipe is positioned at the lower part of the liquid outlet of the circulating water tank and used for immersing the water outlet into the lower part of the liquid level; the PH meter is installed on a PH meter pipe seat, a detection branch pipe arranged on the liquid outlet side of the circulating pump is connected and communicated with an upper inlet at the bottom of the PH meter pipe seat, and an upper outlet at the upper part of the PH meter pipe seat is connected and communicated with the circulating water tank through a detection return pipe.
The utility model discloses set up biological filter on circulating water tank upper portion, biological bacterial liquid of biological filter can flow back to circulating water tank's lower part naturally through the back flow during operation, the delivery port of back flow is located the lower part of circulating water tank liquid outlet, effectively immerse the liquid level lower part with the delivery port, consequently when fan reducing frequency or shut down, the deposit liquid in the circulating water tank can not the overflow, the phenomenon of the circulating water tank overflow by a wide margin that has solved and has aroused because of losing the negative pressure now, effectively reduce biological bacterial liquid's waste, and can do benefit to and keep water volume circulation balance. The utility model discloses liquid is not deposited in the biofilter during operation, can effectively reduce biofilter whole load, reduces kitchen workshop building construction cost, can set up biofilter in floor, roofing or other space high altitude positions, and circulating water tank sets up in ground, can effectively reduce kitchen garbage processing system's the totality and take up an area of.
The utility model discloses a detect branch road pipe and PH meter tube seat, biological fungus liquid gets into and flows back to circulation tank from upper portion from PH meter tube seat bottom, ensures that the PH meter soaks all the time in flowing or not flowing and remaining liquid, adopts dynamic detection to improve the accuracy of detecting, and the electrode of PH meter is also followed former 3 months and is prolonged to about 8 months and change simultaneously. The utility model discloses a spray mechanism and adopt a plurality of spray branch pipes and a plurality of nozzles, spray branch pipe is located main water pipe one side and is equipped with the isolating valve, and nozzle demountable installation is on spray branch pipe, consequently when the nozzle of certain department blocks up on certain spray branch pipe, can tear out the trouble nozzle alone, need not to tear out whole spray branch pipe, makes things convenient for biological filter system to maintain, and can not influence the operation of system, increases the operating stability of system, reduces the work load of maintaining.
Drawings
Embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a structural schematic diagram of the split type biofilter system for purifying kitchen waste odor.
Fig. 2 is a schematic structural view of the spraying mechanism of the present invention.
Fig. 3 is a schematic sectional view showing an enlarged structure of a-a of fig. 2.
Fig. 4 is a schematic view of a cross-sectional enlarged structure of B-B of fig. 2.
Fig. 5 is a schematic view of a cross-sectional enlarged structure of C-C of fig. 2.
Fig. 6 is a schematic view of an enlarged structure in a cross-sectional view of D-D of fig. 2.
Wherein: 1-air inlet pipe, 2-biological filter, 2-1-maintenance window, 2-overflow accident water outlet, 2-3-return port, 3-main water pipe, 4-packing layer, 5-air outlet pipe, 6-first level meter, 7-return pipe, 8-second level meter, 9-circulating water tank, 9-1-overflow port, 9-2-sewage outlet, 9-3-liquid outlet, 10-stirrer, 11-temperature transmitter, 12-electric heater, 13-filter, 14-circulating pump, 15-check valve, 16-pressure gauge, 17-return valve, 18-sewage valve, 19-PH meter, 20-PH meter pipe seat, 21-clean valve, 22-branch valve, 23-detection branch pipe, 24-clean water pipe, 25-spray branch pipe, 26-isolation valve, 27-nozzle.
Detailed Description
As shown in figure 1, the utility model relates to a split type biological filter system for purifying kitchen waste odor, which comprises a biological filter 2, a circulating water tank 9 arranged at the lower part of the biological filter 2 and used for containing biological bacteria liquid, and a pipeline assembly.
See fig. 1 and show, the utility model discloses biofilter 2 is equipped with packing layer 4 at the middle part in the cell body, this biofilter 2 adopts box structure, the cell body both sides are equipped with respectively and are used for introducing the inlet pipe 1 of 4 lower parts of packing layer with the preliminary treatment foul smell and the outlet duct 5 of drawing forth the gas after the deodorization of 4 upper portions of packing layer, the setting is connected with the draught fan at the outlet duct 5 at cell body top, the during operation foul smell upwards flows from 1 cell body bottom in inlet pipe and gets into packing layer 4, and absorb with the reverse contact of biological fungus liquid and purify the processing, during operation biofilter 2 is in the negative pressure state, the backward flow mouth 2-3 of cell body bottom communicates with each other with circulating water tank 9 through back flow 7, make biological fungus liquid cyclic utilization, can not deposit the liquid in biofilter 2 when keeping the operation.
As shown in figure 1, the packing layer 4 of the utility model is filled with PP multi-surface hollow spheres or/and ceramic granules, which can better ensure that odor fully contacts with biological bacteria liquid when passing through the packing layer 4, the height of the distance between the bottom surface of the packing layer 4 and the bottom surface of the tank body is between 0.5m and 0.8m, the height can be 0.55m or 0.6m, and the like, because of the air inlet uniform distribution function of the space below the packing layer 4, the lower part of the tank body is also provided with an overflow accident water outlet 2-2 and a first liquid level meter 6 which are higher than a backflow port 2-3, the distance between the overflow accident water outlet 2-2 and the bottom surface of the tank body is 3 cm to 5cm, because the backflow port 2-3 is lower than the overflow accident water outlet 2-2, when a backflow pipe 7 is blocked, the accumulated liquid at the bottom of the biological filter tank 2 can overflow accident water outlet 2-2, and the first liquid level meter 6 at the bottom of the tank body can remotely alarm, form effective protection mechanism and control mechanism, the utility model discloses a first level gauge 6 can adopt ultrasonic wave level gauge or differential pressure formula level gauge. The utility model is provided with a plurality of maintenance windows 2-1 for observing the working state of each nozzle on the top surface and the side surface of the tank body of the biological filter 2, which is convenient for observing the blockage condition of the nozzle.
See fig. 1, 2 as shown, the utility model discloses cell body upper portion is equipped with sprays the mechanism, it carries out biological fungus liquid drip washing to the foul smell of going in the wrong direction to spray the mechanism and handle, it includes a plurality of spray branch 25 and a plurality of nozzle 27 to spray the mechanism, each spray branch 25's one end communicates with each other with main water pipe 3 is connected, each spray branch 25 is located 3 one sides of main water pipe and is equipped with isolating valve 26, nozzle 27 demountable installation is on spray branch 25, nozzle 27 adopts hollow conical form, the reducible jam condition, when single nozzle 27 blocks up or damages, when droing, only need close the isolating valve 26 of place spray branch 25, tear out the trouble nozzle alone, need not to tear out whole spray branch 25.
As shown in FIG. 2, the spraying branch pipe 25 of the present invention is provided with nozzle branch pipes at intervals, the flange on the nozzle 27 is mounted on the flange on the nozzle branch pipe through fasteners, or the nozzle 27 is screwed on the nozzle branch pipe through threads, and the nozzle branch pipe has a bent pipe connection section or a straight pipe connection section. The elbow connecting sections on the nozzle branch pipes shown in fig. 3 can be connected by double-flange elbows, so that the nozzles 27 can be detached independently and the spraying positions can be adjusted; or as shown in FIG. 4, the straight pipe connecting section on the nozzle branch pipe adopts single flange connection; or as shown in fig. 5, the upper and lower ends of the upper straight pipe connecting section of the nozzle branch pipe are provided with threads, and the nozzle 27 is screwed on the nozzle branch pipe through the threads; or as shown in fig. 6, the upper and lower ends of the elbow connection section of the nozzle branch pipe are provided with threads, the nozzle 27 is screwed on the nozzle branch pipe through the threads, the falling biological bacterial liquid leaches the reverse odor at the packing layer 4, the odor is fully contacted and absorbed with the biological bacterial liquid at the packing layer 4 to be purified, and the downward dropping biological bacterial liquid flows back to the circulating water tank 9 through the return pipe 7 to circulate.
See fig. 1, the utility model discloses a pipeline subassembly includes main water pipe 3, back flow 7, detects branch pipe 23 and PH meter 19, and liquid outlet 9-3 and the main water pipe 3 of circulating water tank 9 lower part are connected with each other, are equipped with circulating pump 14 on the main water pipe 3, and circulating pump 14 constantly sends the biological fungus liquid to and sprays mechanism department, the utility model discloses a circulating pump 14 is acid and alkali-resistant pump, and filter 13 is installed to circulating pump 14's entrance side, and filter 13 can be selected to use the filter 13 of convenient clearance, is connected with check valve 15 and manometer 16 on the pipeline of circulating pump 14's outlet side, can further improve system operation stability.
See fig. 1 as an illustration, the utility model discloses a delivery port of back flow 7 is located the lower part of liquid outlet 9-3 of circulating water tank 9 and is used for immersing the liquid level lower part with the delivery port, and the delivery port of back flow 7 and the bottom of the case distance of circulating water tank 9 are between 100 ~ 300mm, can keep the delivery port of back flow 7 to invade below circulating water tank 9's the liquid level, have solved the circulating water tank 9 overflow phenomenon by a wide margin that shut down back odor treatment system arouses because of losing the negative pressure, the utility model discloses a back flow 7 adopts 304 stainless steel pipes or FRP pipe, and the control valve is installed to back flow 7.
See fig. 1, the utility model discloses PH meter 19 is installed on PH meter tube seat 20, and the lower access connection that sets up in the detection branch pipe 23 of 14 liquid sides of circulating pump and PH meter tube seat 20 bottoms communicates with each other, and the last export on PH meter tube seat 20 upper portion is connected with circulation tank 9 through detecting the back flow and communicates with each other, can detect the PH value of the biological fungus liquid that flows, and increases substantially and detect the accuracy to improve the operating stability of system.
It is shown in fig. 1, the utility model discloses PH meter pipe seat 20 is the bushing structure, last import and clean water pipe 24 on sleeve pipe upper portion are connected with each other, go up the export and detect the back flow and be connected with each other, the lower import of sleeve pipe lower part is connected with detection branch pipe 23 and is communicated with each other, export and blow off union coupling communicate with each other down, detect and install branch valve 22 on the branch pipe 23, it installs return valve 17 to detect the back flow, install clean valve 21 on the clean water pipe 24, install blowoff valve 18 on the blow off pipe, and the blowoff valve is connected with circulation tank 9 and is communicated with each other, when regularly wasing the mark to PH meter 19, can close branch valve 22, and open clean valve 21 and blowoff valve 18 can, can not only detect the flow state through PH meter 19, and from the area keep apart and cleaning function, the maintenance convenience of system has been increased. The utility model discloses a PH meter tube socket 20 is the sleeve pipe of L shape, and the interface at sheathed tube horizontal segment both ends communicates with each other with detecting branch pipe 23 and blow off union coupling respectively, and two interfaces on sheathed tube vertical section upper portion communicate with each other with detecting back flow and clean water pipe 24 connection respectively.
See fig. 1, the utility model discloses install agitator 10 on the circulating water tank 9, electric heater 12 is installed to the lower part, install temperature transmitter 11 on the circulating water tank 9, circulating water tank 9 adopts 304 stainless steel or glass steel material, the volume is according to circulating water volume 6-10 min's dwell time design, specifically according to the field size adjustment, electric heater 12 links with temperature transmitter 11 and agitator 10, cultivate the biological fungus, can control biological fungus liquid at 20 ~ 35 ℃, and stir, this electric heater 12's power can adopt the biological fungus liquid with circulating water tank 9 at 6-10h, promote 10 ~ 20 ℃. As shown in figure 1, the utility model discloses circulation tank 9 is equipped with overflow mouth 9-1 in the upper portion, and the lower part is equipped with drain 9-2, and overflow mouth 9-1 and drain 9-2 installation have the control valve respectively, still installs second level gauge 8 on the circulation tank 9, and second level gauge 8 can remote alarm, forms effective protection mechanism and monitoring mechanism, and same second level gauge 8 adopts ultrasonic wave level gauge or differential pressure formula level gauge.
As shown in figure 1, the biological filter 2 of the utility model is arranged on the roof or at the high altitude position of other spaces, and can be arranged on the floor or the workshop roof, and the circulating water tank 9 is arranged on the ground or underground. When in operation, pretreated odor enters the bottom of a biological filter 2 on the floor through an air inlet pipe 1, the odor flows upwards and enters a packing layer 4, a circulating water tank 9 arranged on the ground passes through a circulating pump 14, biological bacteria liquid is pumped into a spraying mechanism at the top of the biological filter 2 through a main water pipe 3, the biological bacteria liquid is sprayed downwards through a nozzle, the odor is reversely contacted and absorbed with the biological bacteria liquid at the packing layer 4 and enters the upper part of the packing layer 4, a tail draught fan system is communicated with an air outlet pipe, treated gas is pumped out under the action of the draught fan system, the downward dropped biological bacteria liquid flows back to the bottom of the circulating water tank 9 through a return pipe 7, meanwhile, part of the biological bacteria liquid enters a detection branch pipe 23 and enters a PH meter pipe seat, the flowing biological bacteria liquid is detected through a PH meter, and the detected biological bacteria liquid flows back to the circulating water tank 9 through a detection return pipe and circulates continuously.
Claims (10)
1. The utility model provides a split type biological filter system of kitchen garbage foul smell purification which characterized in that: comprises a biological filter, a circulating water tank arranged at the lower part of the biological filter and used for containing biological bacteria liquid, and a pipeline assembly;
the middle part in the tank body of the biological filter tank is provided with a packing layer, two sides of the tank body are respectively provided with an air inlet pipe for introducing pretreated odor into the lower part of the packing layer and an air outlet pipe for leading out deodorized gas on the upper part of the packing layer, and a return port at the bottom of the tank body is communicated with a circulating water tank through a return pipe; the upper part of the tank body is also provided with a spraying mechanism, the spraying mechanism comprises a plurality of spraying branch pipes and a plurality of nozzles, one end of each spraying branch pipe is communicated with the main water pipe, an isolation valve is arranged on one side of each spraying branch pipe, which is positioned on the main water pipe, and the nozzles are detachably arranged on the spraying branch pipes;
the pipeline assembly comprises a main water pipe, a return pipe, a detection branch pipe and a PH meter, a liquid outlet at the lower part of the circulating water tank is communicated with the main water pipe, a circulating pump is arranged on the main water pipe, and a water outlet of the return pipe is positioned at the lower part of the liquid outlet of the circulating water tank and used for immersing the water outlet into the lower part of the liquid level; the PH meter is installed on a PH meter pipe seat, a detection branch pipe arranged on the liquid outlet side of the circulating pump is connected and communicated with an upper inlet at the bottom of the PH meter pipe seat, and an upper outlet at the upper part of the PH meter pipe seat is connected and communicated with the circulating water tank through a detection return pipe.
2. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: the height between the bottom surface of the packing layer and the bottom surface of the tank body is 0.5-0.8 m, and the lower part of the tank body is also provided with an overflow accident water outlet and a first liquid level meter which are higher than the return port.
3. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: and the biological filter is provided with a plurality of maintenance windows used for observing the working state of each nozzle on the top surface and the side surface of the filter body.
4. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: the spray branch pipe is provided with nozzle branch pipes at intervals, the flange of the nozzle is arranged on the flange of the nozzle branch pipe through a fastener, or the nozzle is screwed on the nozzle branch pipe through threads, and the nozzle branch pipe is also provided with a detachable elbow connecting section or a straight pipe connecting section.
5. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: the circulating water tank on install the agitator, the lower part is installed electric heater, and still install temperature transmitter on the circulating water tank.
6. The split type biofilter system for kitchen waste odor purification according to claim 1 or 5, characterized in that: the circulating water tank is provided with an overflow port at the upper part and a drain outlet at the lower part, the overflow port and the drain outlet are respectively provided with a control valve, and the circulating water tank is also provided with a second liquid level meter.
7. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: the PH meter tube seat is of a sleeve structure, an upper inlet on the upper portion of the sleeve is connected with a clean water pipe and communicated with the clean water pipe, an upper outlet is connected with a detection return pipe and communicated with the detection return pipe, a lower inlet on the lower portion of the sleeve is connected with a detection branch pipe and communicated with the detection branch pipe, a lower outlet is connected with a drain pipe and communicated with the detection return pipe, a branch valve is installed on the detection branch pipe, a return valve is installed on the detection return pipe, a clean valve is installed on the clean water pipe, a drain valve is installed on the drain pipe, and the drain valve is connected with a circulating water tank and communicated with the circulating water tank.
8. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: the circulating pump is an acid and alkali resistant pump, a filter is installed on the liquid inlet side of the circulating pump, and a check valve and a pressure gauge are connected to the liquid outlet side of the circulating pump.
9. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: the distance between the water outlet of the return pipe and the bottom of the circulating water tank is 100-300 mm, and the return pipe is made of 304 stainless steel pipes or glass steel pipes.
10. The split type biofilter system for kitchen waste odor purification according to claim 1, characterized in that: the biological filter is arranged on the roof, and the circulating water tank is arranged on the ground or underground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220365132.4U CN217473163U (en) | 2022-02-22 | 2022-02-22 | Split type biological filter system for odor purification of kitchen waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220365132.4U CN217473163U (en) | 2022-02-22 | 2022-02-22 | Split type biological filter system for odor purification of kitchen waste |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217473163U true CN217473163U (en) | 2022-09-23 |
Family
ID=83304267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220365132.4U Active CN217473163U (en) | 2022-02-22 | 2022-02-22 | Split type biological filter system for odor purification of kitchen waste |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217473163U (en) |
-
2022
- 2022-02-22 CN CN202220365132.4U patent/CN217473163U/en active Active
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