CN215712481U - Medical wastewater treatment system - Google Patents
Medical wastewater treatment system Download PDFInfo
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- CN215712481U CN215712481U CN202122264847.9U CN202122264847U CN215712481U CN 215712481 U CN215712481 U CN 215712481U CN 202122264847 U CN202122264847 U CN 202122264847U CN 215712481 U CN215712481 U CN 215712481U
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- medical wastewater
- treatment
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 20
- 239000010802 sludge Substances 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000004062 sedimentation Methods 0.000 claims abstract description 28
- 239000002351 wastewater Substances 0.000 claims abstract description 27
- 238000005189 flocculation Methods 0.000 claims abstract description 17
- 230000016615 flocculation Effects 0.000 claims abstract description 17
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 15
- 230000003647 oxidation Effects 0.000 claims abstract description 9
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 9
- 230000007062 hydrolysis Effects 0.000 claims abstract description 6
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 6
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 12
- 230000015271 coagulation Effects 0.000 claims description 11
- 238000005345 coagulation Methods 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 9
- 239000004155 Chlorine dioxide Substances 0.000 claims description 6
- 235000019398 chlorine dioxide Nutrition 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 3
- 241000894006 Bacteria Species 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000701 coagulant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 230000001112 coagulating effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- ISPYQTSUDJAMAB-UHFFFAOYSA-N 2-chlorophenol Chemical compound OC1=CC=CC=C1Cl ISPYQTSUDJAMAB-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000243 mutagenic effect Toxicity 0.000 description 1
- 230000003505 mutagenic effect Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Images
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model discloses a medical wastewater treatment system, which comprises a water quality regulation subsystem and a biochemical treatment subsystem, wherein the water quality regulation subsystem can carry out flocculation and sedimentation treatment on wastewater, the biochemical treatment subsystem comprises a hydrolysis tank, a contact oxidation tank, a second inclined tube sedimentation tank and a disinfection tank which are sequentially connected, medical wastewater can be effectively removed of suspended matters, domestic garbage, organic matters and other substances and disinfected through the treatment of the water quality regulation subsystem and the biochemical treatment subsystem, the treatment effect is obvious, and the sludge treatment subsystem can collect sludge and prepare sludge cakes.
Description
Technical Field
The utility model relates to the technical field of medical wastewater treatment, in particular to a medical wastewater treatment system.
Background
The medical wastewater not only contains domestic garbage, suspended matters and organic matters, but also contains original organisms such as viruses, bacteria, mold, algae and the like, and the conventional wastewater treatment equipment is difficult to comprehensively and effectively treat the wastewater and cannot meet the requirement of water quality discharge.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a medical wastewater treatment system which is provided with a water quality regulation subsystem and a biochemical treatment subsystem, can remove suspended matters and organic matters in wastewater and can also disinfect the wastewater, thereby realizing the comprehensive and effective treatment of medical wastewater and meeting the requirement of water quality discharge.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the medical wastewater treatment system comprises a water quality regulation subsystem and a biochemical treatment subsystem;
the water quality regulating subsystem can perform flocculation and sedimentation treatment on the wastewater;
the biochemical treatment subsystem comprises a hydrolysis tank, a contact oxidation tank, a second inclined tube sedimentation tank and a disinfection tank which are connected in sequence.
Therefore, medical wastewater can be effectively removed of suspended matters, domestic garbage, organic matters and the like through the treatment of the water quality adjusting subsystem and the biochemical treatment subsystem, and is disinfected, so that the treatment effect is remarkable.
In some embodiments, the contact oxidation pond is provided with a suspension filler and an aeration device.
In some embodiments, the disinfection tank is disinfected by chlorine dioxide.
In some embodiments, the water quality regulation subsystem comprises a three-stage septic tank, a regulating tank, a coagulation tank, a flocculation tank and a first inclined tube sedimentation tank which are connected in sequence.
Therefore, the wastewater is treated by the water quality adjusting subsystem, suspended matters and the like in the wastewater can be effectively removed, and the treatment effect is remarkable.
In some embodiments, the coagulation tank and the flocculation tank are both provided with a stirrer and an air conveying device.
In some embodiments, the system further comprises a sludge treatment subsystem, wherein the sludge treatment subsystem can collect and treat the sludge in the first inclined tube sedimentation tank and the second inclined tube sedimentation tank.
In some embodiments, the sludge treatment subsystem comprises a sludge basin capable of collecting sludge from the first and second sloped tube settling tanks and a filter press capable of forming sludge into a sludge cake.
The utility model has the beneficial effects that: the water quality regulation subsystem and the biochemical treatment subsystem are sequentially arranged, suspended matters and organic matters of the wastewater can be removed, the wastewater can be disinfected, the comprehensive and effective treatment of the medical wastewater is realized, the requirement on water quality discharge is met, and the sludge cake can be collected and made by the sludge treatment subsystem.
Drawings
FIG. 1 is a block diagram of a medical wastewater treatment system of the present invention;
FIG. 2 is a block diagram of a medical wastewater treatment system of the present invention;
FIG. 3 is a block diagram of another embodiment of the medical wastewater treatment system of the present invention;
wherein: 100-a water quality regulation subsystem; 1-a three-stage septic tank; 2-a regulating reservoir; 3-a coagulation tank; 4-a flocculation tank; 5-a first inclined tube sedimentation tank; 200-a biochemical treatment subsystem; 6-a hydrolysis tank; 7-contact oxidation pond; 8-a second inclined tube sedimentation tank; 9-a disinfection tank; 300-a sludge treatment subsystem; 10-a sludge tank; and 11, a filter press.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 3, the medical wastewater treatment system includes a water quality regulation subsystem 100 and a biochemical treatment subsystem 200;
the water quality regulator subsystem 100 can perform flocculation and sedimentation treatment on the wastewater to remove solid matters such as suspended matters and household garbage;
the biochemical treatment subsystem 200 comprises a hydrolysis tank 6, a contact oxidation tank 7, a second inclined tube sedimentation tank 8 and a disinfection tank 9 which are connected in sequence.
The hydrolysis tank 6 can improve the biodegradability of organic matters in water, can convert macromolecular organic matters into micromolecules, and can intercept and gradually convert non-dissolved organic matters into dissolved organic matters, for example, the insoluble organic matters in water are hydrolyzed into soluble organic matters by using hydrolytic bacteria and acidifying bacteria, and macromolecular substances which are difficult to biodegrade are converted into micromolecular substances which are easy to biodegrade, so that the biodegradability of wastewater is improved, and a good water quality environment is provided for subsequent biochemical treatment;
the contact oxidation pond 7 can enhance the living environment of bacteria and increase the reproductive capacity of the bacteria, thereby effectively decomposing organic matters in water;
the second inclined tube sedimentation tank 8 is provided with inclined parallel tubes, a series of shallow sedimentation layers can be formed, and sediments can effectively move and separate in each sedimentation shallow layer;
the disinfection pond 9 can disinfect waste water, eliminates bacteria and viruses, and waste water disinfection back alright discharge, and the disinfection pond 9 can be equipped with the agitator, improves the mixing velocity of disinfectant through the stirring.
Therefore, the medical wastewater is treated by the water quality regulating subsystem 100 and the biochemical treatment subsystem 200, so that suspended matters, domestic garbage, organic matters and other substances can be effectively removed, and the treatment effect is remarkable.
Further explaining, the contact oxidation tank 7 is provided with a filler hanging and aerating device. The hanging filler can be honeycomb tube filler, reticular filler, filamentous fiber elastic filler and other fillers, a biological film is fully grown on the filler, and organic matters in the water are adsorbed, oxidized, decomposed and converted into a new biological film by microorganisms in the contact process of the wastewater and the biological film; the aeration device comprises an air injection basin and an air blower, wherein the air blower conveys air to the air injection basin and blows the air into the waste water, so that the living environment of bacteria is enhanced.
Further, the disinfection tank 9 is disinfected by chlorine dioxide. Chlorine dioxide is a strong oxidant, can be made by a chlorine dioxide generator, and the chlorine dioxide generator is in the prior art, can maintain the long-time sterilization effect, can efficiently kill protozoa, spores, molds, algae and biomembranes, does not generate chlorophenol and trihalomethane, thereby reducing the toxicity, mutagenic property and the like of water.
Further explaining, the water quality adjusting subsystem 100 comprises a three-stage septic tank 1, an adjusting tank 2, a coagulation tank 3, a flocculation tank 4 and a first inclined tube sedimentation tank 5 which are connected in sequence.
The three-stage septic tank 1 is provided with a grid well, so that solid matters such as non-biodegradable household garbage and the like can be intercepted, and the sedimentation and filtration effects are realized;
the regulating tank 2 can balance the water quantity and the pollutant concentration, float up and down in a smaller range as far as possible, avoid the influence on the treatment effect due to the large fluctuation of the water inlet quantity and the water quality, and is used for regulating the water quality and the water quantity;
the coagulation tank 3 can add PAC coagulant into the sewage to perform coagulation reaction;
the flocculation tank 4 can add PAM flocculant to the sewage to perform flocculation reaction;
the first inclined tube sedimentation tank 5 can separate and precipitate suspended matters and solid matters;
it can be seen that the wastewater is treated by the water quality adjusting subsystem 100, so that suspended matters and the like in the wastewater can be effectively removed, and the treatment effect is remarkable.
Further explaining, the water quality regulating subsystem 100 further comprises a dosing device, and the dosing device can add corresponding PAC coagulant and PAM flocculant to the coagulation tank 3 and the flocculation tank 4.
Further explaining, the coagulation tank 3 and the flocculation tank 4 are both provided with a stirrer and an air conveying device.
The agitator can stir the waste water of coagulating basin 3 and flocculation basin 4, improves PAC coagulant and PAM flocculating agent's mixture and reaction effect to air conveying device can carry the bubble to waste water, makes the bubble adhesion on coagulating and flocculation reaction's floc, makes the floc come-up, thereby removes partial suspended solid and oils in the sewage, air conveying device includes air-blower and jet-propelled pipe, the agitator can form the air formula stirring with the cooperation of air conveying device.
Further, the medical wastewater treatment system further comprises a sludge treatment subsystem 300, and the sludge treatment subsystem 300 can collect and treat the sludge in the first inclined tube sedimentation tank 5 and the second inclined tube sedimentation tank 8.
Further, the sludge treatment subsystem 300 comprises a sludge tank 10 and a filter press 11, wherein the sludge tank 10 can collect the sludge in the first inclined tube sedimentation tank 5 and the second inclined tube sedimentation tank 8, the filter press 11 can make the sludge into a mud cake, and then the mud cake is transported or stored, wherein the filter press 1113 is the prior art and is only applied here.
In an optional embodiment, referring to fig. 3, the medical wastewater passes through the water quality regulating subsystem 100 and then is directly connected with the disinfection tank 9, and is discharged after disinfection, that is, the three-stage septic tank 1, the regulating tank 2, the coagulation tank 3, the flocculation tank 4, the first inclined tube sedimentation tank 5 and the disinfection tank 9 are sequentially connected, wherein the first inclined tube sedimentation tank 5 is connected with the sludge treatment subsystem 300 and conveys sludge to the sludge tank 10.
The foregoing disclosure discloses only some embodiments of the utility model. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept herein, and it is intended to cover all such modifications and variations as fall within the scope of the utility model.
Claims (7)
1. The medical wastewater treatment system is characterized by comprising a water quality regulation subsystem (100) and a biochemical treatment subsystem (200);
the water quality regulating subsystem (100) can perform flocculation and sedimentation treatment on the wastewater;
the biochemical treatment subsystem (200) comprises a hydrolysis tank (6), a contact oxidation tank (7), a second inclined tube sedimentation tank (8) and a disinfection tank (9) which are connected in sequence.
2. The medical wastewater treatment system according to claim 1, wherein the contact oxidation basin (7) is provided with a filler and an aeration device.
3. The medical wastewater treatment system according to claim 1, wherein the disinfection tank (9) is disinfected by chlorine dioxide.
4. The medical wastewater treatment system according to claim 1, wherein the water quality regulation subsystem (100) comprises a three-stage septic tank (1), a regulation tank (2), a coagulation tank (3), a flocculation tank (4) and a first inclined tube sedimentation tank (5) which are connected in sequence.
5. The medical wastewater treatment system according to claim 4, wherein the coagulation tank (3) and the flocculation tank (4) are provided with a stirrer and an air delivery device.
6. The medical wastewater treatment system according to claim 4, further comprising a sludge treatment subsystem (300), wherein the sludge treatment subsystem (300) is capable of collecting and treating sludge of the first and second inclined tube sedimentation tanks (5, 8).
7. The medical wastewater treatment system according to claim 6, wherein the sludge treatment subsystem (300) comprises a sludge basin (10) and a filter press (11), wherein the sludge basin (10) is capable of collecting sludge from the first and second inclined tube sedimentation basins (5, 8), and the filter press (11) is capable of forming sludge into a sludge cake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122264847.9U CN215712481U (en) | 2021-09-17 | 2021-09-17 | Medical wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122264847.9U CN215712481U (en) | 2021-09-17 | 2021-09-17 | Medical wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215712481U true CN215712481U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122264847.9U Active CN215712481U (en) | 2021-09-17 | 2021-09-17 | Medical wastewater treatment system |
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| Country | Link |
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| CN (1) | CN215712481U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116102191A (en) * | 2022-05-30 | 2023-05-12 | 安徽尚雅汇环境科技有限公司 | A zero-discharge treatment method for medical wastewater |
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2021
- 2021-09-17 CN CN202122264847.9U patent/CN215712481U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116102191A (en) * | 2022-05-30 | 2023-05-12 | 安徽尚雅汇环境科技有限公司 | A zero-discharge treatment method for medical wastewater |
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