CN210595683U - Medical wastewater treatment device - Google Patents
Medical wastewater treatment device Download PDFInfo
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- CN210595683U CN210595683U CN201921178282.9U CN201921178282U CN210595683U CN 210595683 U CN210595683 U CN 210595683U CN 201921178282 U CN201921178282 U CN 201921178282U CN 210595683 U CN210595683 U CN 210595683U
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 21
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 102
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 93
- 239000010802 sludge Substances 0.000 claims abstract description 85
- 230000003647 oxidation Effects 0.000 claims abstract description 70
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 70
- 230000007062 hydrolysis Effects 0.000 claims abstract description 48
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 48
- 238000005273 aeration Methods 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000005086 pumping Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 65
- 239000000945 filler Substances 0.000 claims description 48
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 27
- 239000001301 oxygen Substances 0.000 claims description 27
- 229910052760 oxygen Inorganic materials 0.000 claims description 27
- 239000007789 gas Substances 0.000 claims description 26
- 238000001816 cooling Methods 0.000 claims description 23
- 239000002351 wastewater Substances 0.000 claims description 13
- 238000005276 aerator Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims 1
- 239000010865 sewage Substances 0.000 abstract description 37
- 238000000034 method Methods 0.000 abstract description 11
- 230000001105 regulatory effect Effects 0.000 abstract description 11
- 239000003814 drug Substances 0.000 abstract description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 7
- 239000000460 chlorine Substances 0.000 abstract description 7
- 229910052801 chlorine Inorganic materials 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000004062 sedimentation Methods 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 5
- 238000007872 degassing Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 14
- 239000004155 Chlorine dioxide Substances 0.000 description 7
- 235000019398 chlorine dioxide Nutrition 0.000 description 7
- 230000000249 desinfective effect Effects 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 241001148470 aerobic bacillus Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000005416 organic matter Substances 0.000 description 6
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 5
- 229910001069 Ti alloy Inorganic materials 0.000 description 5
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
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- 231100000719 pollutant Toxicity 0.000 description 4
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- 241000588724 Escherichia coli Species 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
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- 244000052769 pathogen Species 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 241000233866 Fungi Species 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
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- 238000006298 dechlorination reaction Methods 0.000 description 1
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model provides a medical wastewater treatment device, which comprises a tank body, the internal regulatory region, the district of hydrolysising, contact oxidation district, settling zone, disinfection district and the drainage zone of being equipped with in proper order of jar, wherein, be equipped with ozone aeration degassing unit in the disinfection district. The sewage sequentially passes through the adjusting area, the hydrolysis area, the contact oxidation area, the sedimentation area and the disinfection area and then is discharged out of the tank body, the sludge area is also arranged on the rear side of the disinfection area, and when the sludge reaches a set value, the sludge area liquid level meter sends a pumping signal. This sewage treatment plant breaks the civil engineering mode of preliminary treatment such as traditional regulatory region with sewage treatment process unit integration in one set of device the inside, integrates the form through the equipment with the furthest shorten construction cycle and reduce investment cost, and the disinfection district adopts ozone aeration degassing unit to eliminate simultaneously and handles, replaces traditional chlorine method disinfection mode, need not to add medicine and dispense, and the environmental protection is easily operated.
Description
Technical Field
The utility model relates to a sewage treatment device technical field especially relates to a medical wastewater treatment device.
Background
The problem of water resources becomes one of the important factors restricting the economic development of China. The water pollution problem directly influences the daily life and drinking water safety of residents.
At present, most of domestic hospital sewage treatment matched disinfection facilities adopt a chlorine dioxide disinfection mode, hydrochloric acid and sodium chlorate react to prepare chlorine dioxide for chlorine dioxide disinfection, but hydrochloric acid belongs to a disinfectant, sodium chlorate belongs to an explosive article, both the sodium chlorate and the sodium chlorate are tube products, and the chlorine dioxide disinfection facilities need to be put on records in public security departments, and have strict purchasing and dosage flow approval, so that the disinfection facilities are very complicated. Meanwhile, the process of preparing chlorine dioxide has great potential safety hazard, high management requirements on storage, configuration and the like of medicaments are met, and dechlorination treatment is needed in the follow-up chlorine dioxide disinfection. Therefore, the disinfection by chlorine dioxide has more restriction, and a plurality of hospitals consider adopting a new disinfection mode at present. For hospitals, the ozone disinfection device has a stable oxygen source, is very convenient to prepare ozone, has low subsequent input cost by adopting ozone disinfection, has the advantages of rapid disinfection, good disinfection effect, high safety and the like, and has unique advantages by adopting ozone disinfection in hospital sewage treatment.
Conventionally, a sewage treatment system (CN 109942158A) includes a housing, a sewage treatment facility, and a chemical feeding device. The house body includes the bottom plate, with the roof of bottom plate interval setting and connect the wall body between bottom plate and roof. The wall body is arranged along the circumferential direction of the top plate. Enclose between wall body and bottom plate and the roof and establish and accept the chamber. The accommodating cavity is also internally provided with a partition board to divide the accommodating cavity into a medicament storage area and an equipment installation area. The sewage treatment facility is accommodated and installed in the equipment installation area. The sewage treatment facility comprises a biochemical reaction tank, a disinfection tank communicated with the biochemical reaction tank and a reduction tank communicated with the disinfection tank. The dosing equipment is accommodated and installed in the equipment installation area and is communicated with the reduction tank. The dosing equipment is used for adding a reducing agent into the reduction tank, is used for reducing the pollution of chlorine to the environment, still has the discharge of residual chlorine, causes the pollution to the environment, and simultaneously needs a large amount of civil engineering and increases the input cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of prior art, provide a medical wastewater treatment device, which comprises a tank body, the internal regulatory region, the district of hydrolysising, contact oxidation district, settling zone, disinfection district and the drainage zone of being equipped with in proper order of jar, wherein, be equipped with ozone aeration degassing unit in the disinfection district. The sewage sequentially passes through the adjusting area, the hydrolysis area, the contact oxidation area, the sedimentation area and the disinfection area and then is discharged out of the tank body, the sludge area is also arranged on the rear side of the disinfection area, and when the sludge reaches a set value, the sludge area liquid level meter sends a pumping signal. This sewage treatment plant breaks the civil engineering mode of preliminary treatment such as traditional regulatory region with sewage treatment process unit integration in one set of device the inside, integrates the form through the equipment with the furthest shorten construction cycle and reduce investment cost, and the disinfection district adopts ozone aeration degassing unit to eliminate simultaneously and handles, replaces traditional chlorine method disinfection mode, need not to add medicine and dispense, and the environmental protection is easily operated.
In order to achieve the purpose, the utility model provides a medical wastewater treatment device, which comprises a tank body, wherein a water inlet pipe and a water outlet pipe are respectively arranged at two ends of the tank body, a plurality of vertical clapboards are arranged in the tank body, and the tank body is sequentially divided into an adjusting area, a hydrolysis area, a contact oxidation area, a sedimentation area, a disinfection area and a drainage area from the water inlet direction to the water outlet direction by the vertical clapboards;
the water inlet pipe is connected with the adjusting area, a lifting pump is arranged in the bottom of the adjusting area, and the lifting pump is used for pumping water in the adjusting area to the hydrolysis area;
a hydrolysis area filler support is arranged in the middle of the hydrolysis area, fillers are uniformly arranged on the hydrolysis area filler support, and a water through hole is formed in the bottom of a partition plate between the hydrolysis area and the contact oxidation area and used for communicating the hydrolysis area and the contact oxidation area;
a contact oxidation area filler support is arranged in the middle of the contact oxidation area, fillers are uniformly arranged on the contact oxidation area filler support, and an aeration device is arranged at the bottom of the contact oxidation area filler support;
the settling zone is communicated with the upper part of the contact oxidation zone through a vertical pipe, the bottom of the settling zone is provided with a sludge discharge pump, and the sludge discharge pump is communicated with the contact oxidation zone through a first pipeline;
a water outlet weir plate is arranged at the upper part of the clapboard between the settling zone and the disinfection zone and is used for communicating the settling zone with the disinfection zone;
the ozone aeration and disinfection device is arranged in the disinfection area and comprises an ozone generator and a micropore aeration device, an ozone output port of the ozone generator is connected with the micropore aeration device through a disinfection ozone pipe, and the micropore aeration device is arranged at the bottom of the disinfection area;
the disinfection area is communicated with the drainage area through a horizontal pipe, and the water outlet pipe is connected with the drainage area;
and a tail gas treatment device is also arranged on the outer side of the tank body and is connected with the upper part of the disinfection area through a tail gas collecting pipe.
Furthermore, a sludge area is arranged on the front side of the drainage area, and the sludge pump is communicated with the sludge area through a second pipeline; and a sludge liquid level meter is arranged at the upper part of the sludge area, and when the sludge reaches a set value, the sludge area liquid level meter sends a pumping signal and an alarm.
Further, a tail gas collecting pipe is arranged in the sludge area, and the tail gas collecting pipe is connected with a tail gas treatment device and used for discharging tail gas generated by the ozone generator.
Further, the tank body is round or square.
Furthermore, the material of the tank body is corrosion-resistant material.
Furthermore, the upper part of the adjusting area is also provided with an adjusting area liquid level meter for detecting the water level of the sewage to be treated in the adjusting area, when the water level reaches a set value, the lifting pump is started, and the lifting pump pumps the sewage to be treated to the hydrolysis area.
Further, a plurality of layers of hydrolysis area filler supports are arranged in the hydrolysis area.
Furthermore, a multi-layer contact oxidation area filler support is arranged in the contact oxidation area.
Further, the filler is a combined filler or an elastic filler and is used for attaching anaerobic bacteria or aerobic bacteria in the hydrolysis area or the contact oxidation area.
Furthermore, the aeration device comprises an air blower and microporous aerators, wherein the air blower is arranged outside the tank body and is connected with the microporous aerators through air pipes, and the microporous aerators are uniformly distributed at the bottom of the contact oxidation zone.
Furthermore, a first electromagnetic valve is arranged on the first pipeline, and a second electromagnetic valve is arranged on the second pipeline.
Further, the first electromagnetic valve is in a normally open state, and the second electromagnetic valve is intermittently connected at intervals and is used for controlling the sludge in the settling zone to be periodically discharged to the sludge zone.
Further, ozone generator disposes the system of making oxygen, ozone generator and system of making oxygen are connected and are prepared ozone, the system of making oxygen includes air compressor, filter, cold dry machine, air handler and oxygenerator module.
Further, ozone generator still disposes cooling system, cooling system is including the cold water machine, cooling circulation water tank and the cooling circulation pump that connect gradually, cold water in the cooling circulation water tank system is carried to ozone generator through the cooling circulation pump, behind ozone generator, hot water output and carry out cooling reflux to cooling circulation water tank through the cold water machine, then rethread cooling circulation pump is always circulated and is cooled off ozone generator for ozone generator in time cools off, ensures the stable production of ozone and the concentration of ozone.
Further, a sludge ozone pipe is arranged in the sludge area and is connected with an ozone generator.
Further, the sludge ozone pipe is a perforated pipe and is used for ensuring that the released ozone is fully mixed and contacted with the sludge, and the disinfection effect is ensured.
Furthermore, an overflow pipe is arranged at the upper part of the sludge area and is used for conveying clarified water liquid at the upper part of the sludge area to the regulating area.
Further, the exhaust port of the tail gas treatment device is also connected with a tail gas discharge pipe, and the tail gas treatment device heats and catalytically degrades the tail gas to become oxygen which is discharged to the atmosphere through the tail gas discharge pipe.
Furthermore, the top of the adjusting area, the top of the hydrolysis area, the top of the contact oxidation area, the top of the sedimentation area, the top of the disinfection area and the top of the sludge area are all provided with maintenance manholes.
Because the utility model adopts the above technical scheme, make the beneficial effect that this application possesses lie in:
1. the utility model discloses a wastewater treatment device, including regulatory region, hydrolysis zone, catalytic oxidation district, settling zone, disinfection district and mud district, with the whole integrations of sewage treatment process unit in one set of device the inside, break the civil engineering mode of preliminary treatment such as traditional regulatory region, integrate the form through equipment with the at utmost shorten construction cycle and reduce investment cost.
2. The utility model discloses set up the packing layer in the district of hydrolysising, the anaerobe through the district of hydrolysising degrades macromolecule organic matter in with waste water for the micromolecule organic matter, improves the biodegradability of waste water, sets up aeration equipment simultaneously in the contact oxidation district, oxygenate the stirring to the contact oxidation district to provide required oxygen for good oxygen fungus and be convenient for it to grow and breed, remove organic matter and pollutants such as nitrogen phosphorus in the sewage through a large amount of microorganisms.
3. The utility model discloses a disinfection area is provided with an ozone aeration disinfection device, the ozone aeration disinfection device comprises an ozone generator and a micropore aeration device, the ozone generator is arranged outside the tank body and is connected with the micropore aeration device through a disinfection ozone pipe, and the aeration device is arranged at the bottom of the disinfection area; ozone generated by the ozone generator enters a disinfection area through the disinfection ozone pipe, the ozone is cut into small bubbles through the micropore aeration device on the disinfection ozone pipe and is released in the disinfection area, and the ozone passing through the small bubbles is fully mixed and contacted with wastewater in the disinfection area, so that pathogens, bacteria, parasitic ova, escherichia coli and the like in the wastewater are effectively and quickly inactivated and sterilized, and the requirement of effluent on the disinfection effect is ensured. Compared with the traditional chlorine disinfection mode, the raw material for ozone disinfection is inexhaustible air, and the chlorine disinfection needs to be prepared by adding medicaments such as hydrochloric acid, sodium chlorate and the like, needs to be added with a large amount of medicaments, and has pollution to the environment.
4. The utility model discloses a be equipped with the regulation area level gauge in the regulation area for detect the pending sewage liquid level in regulation area, thus control the start-stop of elevator pump, be equipped with first solenoid valve on the pipeline that dredge pump and contact oxidation district are connected simultaneously, the water that is used for automatic control settling zone is sent to the contact oxidation district; a second electromagnetic valve is arranged on a pipeline connecting the sludge discharge pump and the sludge area and is used for controlling sludge in the settling area to enter the sludge area at intervals; and meanwhile, a sludge liquid level meter is arranged in the sludge area and used for detecting the liquid level in the sludge area, and when the sludge reaches a set value, a pumping signal and an alarm signal are sent out to remind a user of timely cleaning the sludge in the sludge area. Generally, the whole sewage treatment device adopts automatic control, and unattended operation can be realized, so that the operation cost is reduced.
5. The utility model discloses a still be equipped with the mud ozone pipe in the mud district, the mud ozone pipe is connected with ozone generator, the mud ozone pipe is the perforated pipe for guarantee the ozone that releases and the contact of mud intensive mixing, guarantee the disinfection effect, the mud through this sewage treatment plant also is through ozone disinfection, really accomplishes the environmental protection and discharges.
6. The utility model discloses an ozone generator disposes the system of making oxygen, provides stable oxygen source for ozone generator, because the hospital all is equipped with the system oxygen system usually, therefore the system oxygen system of ozone generator configuration can borrow the system oxygen system of hospital, practices thrift the manufacturing installation cost of complete equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a medical wastewater treatment apparatus of the present invention.
The reference numbers are as follows:
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The invention is further described below with reference to the accompanying drawings and specific embodiments:
referring to fig. 1, the present embodiment provides a medical wastewater treatment apparatus, including a tank 1, wherein two ends of the tank 1 are respectively provided with a water inlet pipe 011 and a water outlet pipe 012, the tank 1 is internally provided with a plurality of vertical baffles 013, and the plurality of vertical baffles 013 divide the tank 1 into a regulation region 2, a hydrolysis region 3, a contact oxidation region 4, a precipitation region 5, a disinfection region 6 and a drainage region 7 in sequence from water inlet to water outlet;
the water inlet pipe 011 is connected with the adjusting area 2, the bottom of the adjusting area 2 is provided with a lift pump 21, and the lift pump 21 is used for pumping the water in the adjusting area 2 to the hydrolysis area 3;
a hydrolysis area filler support 31 is arranged in the middle of the hydrolysis area 3, fillers 32 are uniformly arranged on the hydrolysis area filler support 31, and water through holes 33 are formed in the bottom of a partition board 013 between the hydrolysis area 3 and the contact oxidation area 4 and used for communicating the hydrolysis area 3 with the contact oxidation area 4;
a contact oxidation area filler support 41 is arranged in the middle of the contact oxidation area 4, the contact oxidation area filler support 41 is uniformly provided with fillers 32, and the bottom of the contact oxidation area filler support 41 is provided with an aeration device 42;
the settling zone 5 is communicated with the upper part of the contact oxidation zone 4 through a vertical pipe 8, the bottom of the settling zone 5 is provided with a sludge discharge pump 51, and the sludge discharge pump 51 is communicated with the contact oxidation zone 4 through a first pipeline 52;
a water outlet weir plate 9 is arranged on the upper part of the clapboard 013 between the settling zone 5 and the disinfection zone 6 and is used for communicating the settling zone 5 and the disinfection zone 6, so that the clear liquid on the upper part of the settling zone 5 uniformly flows out to the disinfection zone 6 through the water outlet weir plate 9;
an ozone aeration and disinfection device 61 is arranged in the disinfection area 6, the ozone aeration and disinfection device 61 comprises an ozone generator 611 and a micropore aeration device 612, the ozone generator 611 is arranged outside the tank body 1 and is connected with the micropore aeration device 612 through a disinfection ozone pipe, and the micropore aeration device 612 is arranged at the bottom of the disinfection area 6;
the disinfection area 6 is communicated with the drainage area 7 through a horizontal pipe 10, and a water outlet pipe 012 is connected with the drainage area 7;
the outer side of the tank body 1 is also provided with a tail gas treatment device 11, and the tail gas treatment device 11 is connected with the upper part of the disinfection area 6 through a tail gas collecting pipe 12. The utility model discloses a wastewater treatment device, including regulatory region, hydrolysis zone, catalytic oxidation district, settling zone, disinfection district and drainage zone, with the integration of sewage treatment process unit in one set of device the inside, break the civil engineering mode of preliminary treatment such as traditional regulatory region, integrate the form with the at utmost shorten construction cycle and reduce investment cost through equipment.
As a preferred embodiment, a sludge area 13 is further provided at the front side of the drainage area 7, and the sludge pump 51 is communicated with the sludge area 13 through a second pipeline 54; 13 upper portions in mud district are equipped with mud level gauge 132, and when mud reached the setting value, mud district level gauge 132 sent the pump and got the signal and report to the police, the utility model discloses discharge the processing of sewage and be divided into the emission of water and the emission of mud, reduced the probability that mud blockked up complete sets of equipment, accomplish categorised emission simultaneously, be favorable to the effective utilization of the sewage after handling and mud.
In a preferred embodiment, a tail gas collecting pipe 12 is further disposed in the sludge zone 13, and the tail gas collecting pipe 12 is connected to the tail gas treatment device 11 and is used for discharging tail gas generated by the ozone generator 611.
As a preferred embodiment, the can body 1 is round or square.
In a preferred embodiment, the can body 1 is made of a corrosion-resistant material.
As the preferred embodiment, the upper part of the adjusting area 2 is also provided with an adjusting area liquid level meter 22 for detecting the water level of the sewage to be treated in the adjusting area 2, when the water level reaches a set value, the lifting pump 21 is started, and the lifting pump 21 pumps the sewage to be treated to the hydrolysis area 3, so that the automatic operation of the whole set of sewage treatment device is facilitated.
As a preferred embodiment, a plurality of hydrolysis region filler supports 31 are arranged in the hydrolysis region 3, and in this embodiment, two hydrolysis region filler supports 31 are arranged in the hydrolysis region 3.
In a preferred embodiment, a plurality of layers of contact oxidation zone filler support 41 are disposed in the contact oxidation zone 4, and in this embodiment, two layers of hydrolysis zone filler support 41 are disposed in the contact oxidation zone 4.
As a preferred embodiment, the filler 32 is a combined filler or an elastic filler, and is used for attaching anaerobic bacteria in the hydrolysis area 3 to form a biofilm structure, and the anaerobic bacteria can break molecular bonds of organic matters in the sewage through own metabolism, so as to convert macromolecular organic matters into small molecular organic matters, thereby improving biodegradability.
The filler 32 in the contact oxidation area 4 is used for attaching aerobic bacteria in the contact oxidation area to form a biological membrane structure, the aerobic bacteria grow and propagate, and meanwhile, a large amount of filamentous bacteria grow to form a dense biological net, so that the specific surface area contacted with sewage is increased, and pollutants such as organic matters, nitrogen, phosphorus and the like in the sewage are removed to the greatest extent.
As a preferred embodiment, the aeration device 42 comprises a blower 421 and microporous aerators 422, the blower 421 is arranged outside the tank 1 and is connected with the microporous aerators 422 through an air pipe 423, and the microporous aerators 422 are uniformly distributed at the bottom of the contact oxidation zone 4. The aeration device 42 in the contact oxidation zone 4 continuously provides air source through the blower 423 to carry out oxygenation stirring on the contact oxidation zone 4 and provide oxygen needed by aerobic bacteria for growth and propagation.
In a preferred embodiment, the first pipeline 52 is provided with a first solenoid valve 53, and the second pipeline 54 is provided with a second solenoid valve 55.
As a preferred embodiment, the first electromagnetic valve 52 is in a normally open state, so that the sludge pump 51 returns sludge at the bottom of the sedimentation zone 5 to the contact oxidation zone 4 to replenish the biomass in the contact oxidation zone 4; the second electromagnetic valve 55 is intermittently controlled at intervals and is used for controlling the sludge in the settling zone 5 to be discharged to the sludge zone 13 periodically.
In a preferred embodiment, the ozone generator 611 is configured with an oxygen generation system 613, the ozone generator 611 is connected to the oxygen generation system 613 to generate ozone, and the oxygen generation system 613 includes an air compressor, a filter, a cooling dryer, an air handler, and an oxygen generator module. The oxygen generation system 613 can be shared with the existing oxygen generation systems in hospitals, and can reduce the manufacturing cost of the whole set of equipment while providing a stable oxygen source for the ozone generator 611.
As a preferred embodiment, the ozone generator 611 is further configured with a cooling system 614, the cooling system 614 includes a water chiller 6141, a cooling circulation water tank 6142 and a cooling circulation pump 6143, which are connected in sequence, cold water in the cooling circulation water tank 6142 is delivered to the ozone generator 611 through the cooling circulation pump 6143, after passing through the ozone generator 611, hot water is output and cooled by the water chiller 6141 and flows back to the cooling circulation water tank 6142, and then the cooling circulation pump 6143 is used for cooling the ozone generator 611 all the time, so that the ozone generator 611 is cooled in time, and stable production of ozone and concentration of ozone are ensured.
As a preferred embodiment, the micro-pore aeration device 612 is a titanium alloy micro-pore aeration device, the ozone generator 611 is connected with the titanium alloy micro-pore aeration device through a disinfecting ozone pipe, ozone generated by the ozone generator 611 enters the disinfecting area 6 through the disinfecting ozone pipe, the ozone is cut into small bubbles through the titanium alloy micro-pore aeration device assembled on the disinfecting ozone pipe and is released into the disinfecting area 6, and the ozone passing through the small bubbles is fully mixed and contacted with wastewater in the disinfecting area 6, so that pathogens, bacteria, parasitic ova, escherichia coli and the like in the wastewater are effectively and rapidly inactivated and sterilized, and the requirement of effluent on the disinfecting effect is ensured.
As a preferable embodiment, a sludge ozone pipe 131 is further disposed in the sludge area 13, the sludge ozone pipe 131 is connected to an ozone generator 611, and the sludge ozone pipe 611 is a perforated pipe for ensuring that the released ozone is fully mixed and contacted with the sludge to ensure the disinfection effect.
The sludge area 13 is a temporary storage system for temporarily storing excess sludge discharged from the system, and the excess sludge is periodically transported to an outside by a dedicated device after being sterilized.
In a preferred embodiment, an overflow pipe 133 is provided at the upper part of the sludge zone 13, and when the clear water at the upper part of the sludge zone 133 reaches the position of the overflow pipe 133, the clear water at the upper part of the sludge zone 133 overflows into the conditioning zone 2.
In a preferred embodiment, the exhaust outlet of the exhaust gas treatment device 11 is further connected with an exhaust gas discharge pipe 14, and the exhaust gas treatment device 14 heats and catalytically degrades the exhaust gas to form oxygen, and the oxygen is discharged to the atmosphere through the exhaust gas discharge pipe 14, so that the exhaust gas is also environmentally-friendly.
As a preferred embodiment, the top parts of the adjusting zone 2, the hydrolysis zone 3, the contact oxidation zone 4, the sedimentation zone 5, the disinfection zone 6 and the sludge zone 13 are all provided with an inspection manhole 15.
The working process of the utility model is as follows:
the sewage is firstly collected through a water inlet pipe 011 and enters an adjusting area 2 to adjust the water quality and the water quantity, when the liquid level reaches a certain height, an adjusting area liquid level meter 22 prompts a lifting pump 21 to start up to lift the sewage to a hydrolysis area 3, the hydrolysis area 3 is provided with an upper hydrolysis area filler support 31 and a lower hydrolysis area filler support 31, the hydrolysis area filler support 31 is uniformly provided with fillers 32, anaerobic bacteria in the hydrolysis area 3 are attached to the surface of the fillers 32 to form a biological membrane structure, the anaerobic bacteria carry out molecular bond breaking on organic matters in the sewage through self metabolism to convert macromolecular organic matters into micromolecular organic matters, the biodegradability is improved, the load of a subsequent treatment unit is reduced, the effluent enters a contact oxidation area 4, the contact oxidation area 4 is internally provided with the upper contact oxidation area filler support 41 and the lower contact oxidation area filler support 41, the fillers 32 are uniformly arranged on the contact oxidation area filler support 41, and aerobic bacteria in the contact oxidation area, forming a biological membrane structure, wherein aerobic bacteria grow and propagate, and simultaneously a large amount of filamentous bacteria grow to form a dense biological net, so that the specific surface area contacted with sewage is increased, thereby pollutants such as organic matters, nitrogen, phosphorus and the like in the sewage are removed to the maximum extent, a micropore aerator 422 is arranged at the bottom of the contact oxidation zone 4, the micropore aerator 422 is connected with an air blower 421 through an air pipe 423, air is continuously blown by the air blower 421 to provide an air source, the contact oxidation zone 4 is oxygenated and stirred to provide an oxygen source for the growth and propagation of the microorganisms, effluent enters a settling zone 5, a bottom sludge discharge pump 51 is arranged in the settling zone 5, the sludge is started to be discharged by a sludge discharge pump 51, a first electromagnetic valve 53 is opened, sludge flows back to the contact oxidation zone 4, the amount of the microorganisms in the contact oxidation zone 4 is supplemented, the sludge discharge pump 51 is started to be opened, a second electromagnetic valve 55 is opened to discharge residual aged sludge to a sludge zone 13 regularly, clear water at the upper part of the settling zone 5 uniformly flows to the disinfection zone 6, a disinfection pipe 20 is arranged in the disinfection zone 6, a titanium alloy micropore aeration device 21 is assembled on the disinfection pipe, ozone generated by an ozone generator 19 enters the disinfection zone 6 through a disinfection ozone pipe, the ozone is cut into small bubbles through the titanium alloy micropore aeration device assembled on the disinfection ozone pipe and is released into the disinfection zone 6, the ozone passing through the small bubbles is fully mixed and contacted with wastewater in the disinfection zone 6, so that pathogens, bacteria, parasitic ova, escherichia coli and the like in the wastewater are effectively and quickly inactivated and sterilized, and the wastewater after disinfection is discharged through a water outlet pipe 012 up to the standard. An overflow pipe 133 is arranged at the upper part of the sludge area 13, the sludge in the sludge area 13 is subjected to gravity concentration, the concentrated supernatant fluid overflows to the adjusting area 2 through the overflow pipe 133, a sludge liquid level meter 132 is arranged in the sludge area 13, when the liquid level reaches a certain height, ozone generated by an ozone generator 611 is conveyed to the sludge 13 through a sludge ozone pipe 131 for disinfection treatment, and the disinfected sludge is periodically transported and disposed.
To sum up, the utility model discloses a wastewater treatment device, including regulatory region 2, hydrolysis zone 3, contact oxidation district 4, settling zone 5, disinfection district 6 and mud district 13, with all sewage treatment process units whole integration in one set of device the inside, break the civil engineering mode of preliminary treatment such as traditional regulatory region, integrate the form through equipment with the at utmost shorten construction cycle and reduce investment cost. Simultaneously set up the packing layer in district 3 and the contact oxidation district of hydrolysising 4, the anaerobe through the district 3 of hydrolysising degrades macromolecule organic matter for the micromolecule organic matter in with waste water, improves the biodegradability of waste water, sets up aeration equipment 42 in contact oxidation district 4 simultaneously, oxygenate the stirring to contact oxidation district 4, and provide required oxygen for good oxygen fungus and be convenient for it and grow and breed, remove pollutants such as organic matter and nitrogen phosphorus in the sewage through a large amount of microorganisms. The utility model discloses a reduce investment cost and shorten construction cycle integrate, tail water disinfection adopts environment-friendly ozone disinfection, need not to add the medicine and dispenses, does not have the disinfection of conventional chlorine method and need carry out corresponding filing flow, medicament storage and require numerous shortcomings such as high, the security is relatively poor because of the medicament purchase. The system adopts full automated control, realizes unmanned on duty to the supplementary function that adopts equipment trouble SMS to report to the police guarantees sewage treatment system and stabilizes normal operating, and the stable discharge to reach standard of play water, the utility model discloses simple structure, it is better to go out the water effect, has great application and popularization meaning.
The above is a detailed introduction of the present invention, and the principles and embodiments of the present invention have been explained herein using specific embodiments, and the explanations of the above embodiments are only used to help understand the methods and core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A medical wastewater treatment apparatus, comprising:
the water treatment device comprises a tank body, wherein a water inlet pipe and a water outlet pipe are respectively arranged at two ends of the tank body, a plurality of vertical partition plates are arranged in the tank body, and the tank body is sequentially divided into an adjusting area, a hydrolysis area, a contact oxidation area, a settling area, a disinfection area and a drainage area from water inlet to water outlet by the vertical partition plates;
the water inlet pipe is connected with the adjusting area, a lifting pump is arranged at the bottom of the adjusting area, and the lifting pump is used for pumping water in the adjusting area to the hydrolysis area;
a hydrolysis area filler support is arranged in the middle of the hydrolysis area, fillers are uniformly arranged on the hydrolysis area filler support, and a water through hole is formed in the bottom of a partition plate between the hydrolysis area and the contact oxidation area and used for communicating the hydrolysis area and the contact oxidation area;
a contact oxidation area filler support is arranged in the middle of the contact oxidation area, fillers are uniformly arranged on the contact oxidation area filler support, and an aeration device is arranged at the bottom of the contact oxidation area filler support;
the settling zone is communicated with the upper part of the contact oxidation zone through a vertical pipe, the bottom of the settling zone is provided with a sludge discharge pump, and the sludge discharge pump is communicated with the contact oxidation zone through a first pipeline;
a water outlet weir plate is arranged at the upper part of the clapboard between the settling zone and the disinfection zone and is used for communicating the settling zone with the disinfection zone;
the ozone aeration and disinfection device is arranged in the disinfection area and comprises an ozone generator and a micropore aeration device, an ozone output port of the ozone generator is connected with the micropore aeration device through a disinfection ozone pipe, and the micropore aeration device is arranged at the bottom of the disinfection area;
the disinfection area is communicated with the drainage area through a horizontal pipe, and the water outlet pipe is connected with the drainage area;
and a tail gas treatment device is also arranged on the outer side of the tank body and is connected with the upper part of the disinfection area through a tail gas collecting pipe.
2. The medical wastewater treatment device according to claim 1, wherein a sludge area is further provided at the front side of the drainage area, and the sludge pump is communicated with the sludge area through a second pipeline; and a sludge liquid level meter is arranged at the upper part of the sludge area, and when the sludge reaches a set value, the sludge area liquid level meter sends a pumping signal and an alarm.
3. The medical wastewater treatment device according to claim 1, wherein a regulation area liquid level meter for detecting the water level of the wastewater to be treated in the regulation area is further arranged at the upper part of the regulation area, and when the water level reaches a set value, the lift pump is started and pumps the wastewater to be treated to the hydrolysis area.
4. The medical wastewater treatment device of claim 1, wherein a plurality of hydrolysis zone filler supports are provided in the hydrolysis zone.
5. The medical wastewater treatment apparatus according to claim 1, wherein a plurality of layers of contact oxidation zone filler supports are provided in the contact oxidation zone.
6. The medical wastewater treatment apparatus according to claim 1, wherein the filler is a composite filler or an elastic filler.
7. The medical wastewater treatment device according to claim 1, wherein the aeration device comprises a blower and microporous aerators, the blower is arranged outside the tank body and is connected with the microporous aerators through an air pipe, and the microporous aerators are uniformly distributed at the bottom of the contact oxidation zone.
8. The medical wastewater treatment device according to claim 1, wherein the ozone generator is provided with an oxygen generation system, and the ozone generator is connected with the oxygen generation system to generate ozone.
9. The medical wastewater treatment device according to claim 1, wherein the ozone generator is further provided with a cooling system, and the cooling system comprises a water chiller, a cooling circulation water tank and a cooling circulation pump which are connected in sequence.
10. The medical wastewater treatment device according to claim 2, wherein a sludge ozone tube is further arranged in the sludge area, the sludge ozone tube is connected with an ozone generator, and the sludge ozone tube is a perforated tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921178282.9U CN210595683U (en) | 2019-07-25 | 2019-07-25 | Medical wastewater treatment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921178282.9U CN210595683U (en) | 2019-07-25 | 2019-07-25 | Medical wastewater treatment device |
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| CN210595683U true CN210595683U (en) | 2020-05-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407409A (en) * | 2019-07-25 | 2019-11-05 | 湖南泰瑞医疗科技有限公司 | A kind of medical waste water processing unit |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407409A (en) * | 2019-07-25 | 2019-11-05 | 湖南泰瑞医疗科技有限公司 | A kind of medical waste water processing unit |
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Address after: Floor 1-3, building A1, Hunan Lugu international medical device Industrial Park, 229 Guyuan Road, high tech Development Zone, Changsha, Hunan Province, 410205 Patentee after: Hunan Tairui Medical Technology Co.,Ltd. Address before: Floor 1-3, building A1, Hunan Lugu international medical device Industrial Park, 229 Guyuan Road, high tech Development Zone, Changsha, Hunan Province, 410205 Patentee before: HUNAN TECHRAY MEDICAL Co.,Ltd. |
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