CN111573755A - Hospital wastewater discharge supervision system and wastewater raw water leakage identification method - Google Patents

Hospital wastewater discharge supervision system and wastewater raw water leakage identification method Download PDF

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Publication number
CN111573755A
CN111573755A CN202010467941.1A CN202010467941A CN111573755A CN 111573755 A CN111573755 A CN 111573755A CN 202010467941 A CN202010467941 A CN 202010467941A CN 111573755 A CN111573755 A CN 111573755A
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hospital
unit
module
monitoring
water quality
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吴静
王士峰
程澄
王文霞
冯亮
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Suzhou Guotuo Technology Co ltd
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Suzhou Guotuo Technology Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/08—Radiation
    • A61L2/10—Ultraviolet radiation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/26—Accessories or devices or components used for biocidal treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1806—Biological oxygen demand [BOD] or chemical oxygen demand [COD]
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/003—Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/14—NH3-N
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/29—Chlorine compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection

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  • Chemical & Material Sciences (AREA)
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  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Organic Chemistry (AREA)
  • Food Science & Technology (AREA)
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  • Physics & Mathematics (AREA)
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  • Water Supply & Treatment (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Environmental & Geological Engineering (AREA)
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  • Hydrology & Water Resources (AREA)
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Abstract

The invention discloses a hospital wastewater discharge supervision system, which comprises a box body with a closed structure, wherein a disinfection module, a monitoring module and a control module are arranged in the box body; the disinfection module disinfects the interior of the box body; the monitoring module monitors the water quality of the hospital drainage in real time and can identify the raw water leakage in the hospital drainage; the control module is in communication connection with the disinfection module and the monitoring module, the control module is also in communication connection with a user side located on the outer side of the box body, and the user side receives data transmitted by the control module and sends instructions to the control module. Also discloses a method for identifying the raw water leakage of the wastewater. The hospital wastewater discharge supervision efficiency is improved, the safety is higher, the safety of operators is guaranteed, and the problem of early warning of hospital raw water leakage is solved.

Description

Hospital wastewater discharge supervision system and wastewater raw water leakage identification method
Technical Field
The invention relates to the technical field of wastewater treatment supervision, in particular to a hospital wastewater discharge supervision system and a wastewater raw water leakage identification method.
Background
The hospital waste water contains a large amount of pathogens, has strong infectivity, causes great environmental harm due to untimely pollution response and inadequate supervision. The source supervision of hospital wastewater is a key to pollution and disease control. Some raw water possibly exists in a hospital wastewater treatment system and cannot be treated, generally, untreated raw water accounts for more than 10% of the total water amount, and if the untreated raw water cannot be found in time, unpredictable influence is caused on the environment. At present, hospital wastewater discharge supervision is extensive, most hospitals only manually monitor conventional water quality indexes, escherichia coli and residual chlorine of discharged wastewater, and hospitals above scales are equipped with automatic water quality monitoring stations. The conventional automatic monitoring station is usually long in monitoring period, needs 2 hours at shortest and has the risk of missing measurement. The automatic monitoring station rooms of most hospitals are not closed, water leakage and air leakage phenomena occur, operators directly or indirectly contact waste water, the risks of virus diffusion (especially in the period of infectious disease outbreak such as SARS and COVID-19) and pathogen leakage exist, and the safety of the operators cannot be guaranteed. And the conventional instruments connected with the hospital supervision system have poor sensitivity and cannot respond to the raw water leakage or drainage pollution condition in time.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide a hospital wastewater discharge supervision system, namely a fully-closed continuous monitoring system, which can improve the hospital wastewater discharge supervision efficiency, ensure higher safety and higher efficiency, ensure the safety of operators and solve the problem of early warning of raw water leakage in hospitals.
In order to achieve the above purposes, the invention adopts the technical scheme that: the utility model provides a hospital's waste water discharge supervisory systems which characterized in that: the device comprises a box body with a closed structure, wherein a disinfection module, a monitoring module and a control module are arranged in the box body;
the disinfection module disinfects the interior of the box body;
the monitoring module monitors the water quality of the hospital drainage in real time and can identify the raw water leakage in the hospital drainage;
the control module is in communication connection with the disinfection module and the monitoring module, controls the monitoring module and the disinfection module, receives and processes information fed back by the monitoring module, is also in communication connection with a user side located on the outer side of the box body, and receives data transmitted by the control module and sends instructions to the control module.
The invention has the beneficial effects that: closed from disinfecting continuous monitoring system, can prevent system waste water and the aerosol pollution user that produces in the use, disinfect to the box inside through disinfection module, the user side can be accepted and send signal in the box outside, can promote hospital's waste water discharge supervision efficiency, when monitoring module carries out high frequency quality of water real-time supervision to the hospital drainage, can discern the messenger to the raw water leakage in the hospital drainage, entire system is safer more high-efficient, operating personnel is safe secure, the early warning difficult problem is revealed to the raw water of hospital has been solved.
Further, the monitoring module comprises a residual chlorine on-line monitoring unit, a conventional water quality monitoring unit and a raw water leakage early warning unit;
the residual chlorine on-line monitoring unit is used for detecting the content of residual chloride in the hospital drainage water and transmitting the detection result to the control module;
the conventional water quality monitoring unit detects the content of COD, ammonia nitrogen, total nitrogen and total phosphorus in the hospital drainage water and transmits the detection result to the control module;
the raw water leakage early warning unit collects the water quality fingerprint of the drainage of the hospital to judge whether raw water leakage occurs or not and transmits the result to the control module;
the conventional water quality monitoring unit and the raw water leakage early warning unit are connected in series and are connected in parallel with the residual chlorine on-line monitoring unit, and hospital drainage is divided into two branches which respectively enter the residual chlorine on-line monitoring unit, the water quality monitoring unit and the raw water leakage early warning unit.
The three units are used for comprehensively monitoring the drainage of the hospital in a multi-azimuth manner, so that the supervision safety is ensured.
Further, the residual chlorine on-line monitoring unit comprises a residual chlorine detector, the residual chlorine detector comprises a sensor and a secondary meter in communication connection with the sensor, and the acquisition frequency of the sensor is 1 time/minute. The sensor acquisition frequency is high, improves the supervision precision.
Further, the conventional water quality monitoring unit comprises a COD online detector, a PH meter, an ammonia nitrogen tester and a total phosphorus tester.
Further, the raw water leakage early warning unit comprises a water pollution early warning traceability instrument, has the functions of pollution early warning, pollution traceability, pollution evidence keeping and the like, and finds whether the drainage of the hospital contains raw water or whether the wastewater treatment is insufficient or not in time.
Further, the monitoring module further comprises a pretreatment unit, the pretreatment unit is used for precipitating hospital drainage to remove suspended matters, the conventional water quality monitoring unit and the wastewater leakage early warning unit are used for detecting the hospital drainage processed by the pretreatment unit, and the pretreatment unit is used for eliminating the influence of impurities in the monitoring process of the system.
Further, the control module comprises a data display unit, a local communication unit, a remote communication unit, a data query unit and a data processing unit; the data display unit is used for displaying the detection data transmitted by the monitoring module; the local communication module is used for information transmission between the monitoring module and the disinfection module; the remote communication unit is used for information transmission with the user side; the data query unit is used for monitoring storage and historical query of data transmitted by the module; the data processing unit is used for controlling the disinfection module and the monitoring module, and is in communication connection with the display unit, the local communication unit, the remote communication unit and the data query unit, so that automatic control is realized.
Further, the monitoring module is communicated with a pipeline, a water inlet pump is arranged on the pipeline, and the pipeline is connected with a hospital drainage system outside the box body.
The invention also provides a method for identifying the raw water leakage of the wastewater, which can quickly identify the raw water leakage.
In order to achieve the above purposes, the invention adopts the technical scheme that: the method for identifying the raw wastewater leakage comprises the steps of collecting raw wastewater in a hospital and establishing a water quality fingerprint library, collecting water quality fingerprints of hospital drainage through the hospital wastewater discharge monitoring system, comparing the water quality fingerprints of the discharged water with the water quality fingerprint library through a water pollution early warning traceability instrument, and judging that the raw wastewater leakage exists when the similarity between the water quality fingerprints of the discharged water and the water quality fingerprints in the water quality fingerprint library reaches more than 60%.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
in the figure:
the method comprises the following steps of 1-a box body, 2-a disinfection module, 3-a monitoring module, 31-a residual chlorine on-line monitoring unit, 32-a conventional water quality monitoring unit, 33-a raw water leakage early warning unit, 34-a pretreatment unit, 4-a control module and 5-a user side.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Referring to the attached drawing 1, the hospital wastewater discharge supervision system provided by the invention is arranged behind a wastewater treatment system and comprises a box body 1 with a closed structure, wherein a disinfection module 2, a monitoring module 3 and a control module 4 are arranged in the box body 1.
The disinfection module 2 disinfects the interior of the box body 1, and the disinfection module 2 is an ultraviolet lamp fixed in the box body 1. The monitoring module 3 carries out quality of water real-time supervision to the hospital drainage to can discern the raw water leakage in the hospital drainage. The control module 4 is in communication connection with the disinfection module 2 and the monitoring module 3, controls the monitoring module 3 and the disinfection module 2, and receives and processes information fed back by the monitoring module 3. The control module 4 is also in communication connection with a user end 5 positioned outside the box body 1, and the user end 5 can be a mobile phone or a computer lamp mobile platform and is in wireless connection with the control module 4. And the user terminal 5 receives the data transmitted by the control module 4 and sends an instruction to the control module 4.
The monitoring module 3 comprises a residual chlorine on-line monitoring unit 31, a conventional water quality monitoring unit 32 and a raw water leakage early warning unit 33. Residual chlorine on-line monitoring unit 31 carries out content detection to the residual chloride in the hospital's drainage to transmit the testing result to control module 4, residual chlorine on-line monitoring unit 31 includes the residual chlorine detector, the residual chlorine detector include the sensor and with sensor communication connection's secondary table, the acquisition frequency of sensor is 1/minute. The sensor acquisition frequency is high, improves the supervision precision. The conventional water quality monitoring unit 32 detects the content of COD, ammonia nitrogen, total nitrogen and total phosphorus in the hospital drainage, also can monitor other conventional water quality parameters according to actual needs, and transmits the detection result to the control module 4. The conventional water quality monitoring unit 32 comprises a COD online detector, a PH meter, an ammonia nitrogen tester and a total phosphorus tester, and can also be an integrated four-parameter water quality tester. The raw water leakage early warning unit 33 collects the water quality fingerprint of the hospital drainage to judge whether raw water leakage occurs or not, and transmits the result to the control module 4. The raw water leakage early warning unit 33 comprises a water pollution early warning traceability instrument, has the functions of pollution early warning, pollution traceability, pollution evidence keeping and the like, and finds whether the water discharged by a hospital contains raw water or whether the wastewater treatment is insufficient or not in time. The three units are used for comprehensively monitoring the drainage of the hospital in a multi-azimuth manner, so that the supervision safety is ensured.
Monitoring module 3 still includes preprocessing unit 34, preprocessing unit 34 deposits in order to get rid of the suspended solid to the hospital's drainage, conventional water quality monitoring unit 32 and waste water leak early warning unit detect the hospital's drainage after preprocessing unit 34 handles, and preprocessing unit 34 eliminates the impurity influence in the system monitoring process, avoids aquatic suspended solid to influence the testing result.
The conventional water quality monitoring unit 32 and the raw water leakage early warning unit 33 are connected in series and are connected with the residual chlorine on-line monitoring unit 31 in parallel, and hospital drainage is divided into two branches which respectively enter the residual chlorine on-line monitoring unit 31, the water quality monitoring unit 32 and the raw water leakage early warning unit 33. The conventional water quality monitoring unit 32, the raw water leakage early warning unit 33 and the residual chlorine on-line monitoring unit 31 can also be three branch lines connected in parallel.
The control module 4 comprises a data display unit, a local communication unit, a remote communication unit, a data query unit and a data processing unit; the data display unit is used for displaying the detection data transmitted by the monitoring module 3; the local communication module is used for information transmission between the monitoring module 3 and the disinfection module 2; the remote communication unit is used for information transmission with the user terminal 5; the data query unit is used for monitoring storage and historical query of data transmitted by the module 3; the data processing unit is used for controlling the disinfection module 2 and the monitoring module 3 and is in communication connection with the display unit, the local communication unit, the remote communication unit and the data query unit, so that automatic control is realized.
The monitoring module 3 is communicated with a pipeline, a water inlet pump is arranged on the pipeline, and the pipeline is connected with a hospital drainage system outside the box body 1. A part of the wastewater transmitted by the hospital drainage system enters the pretreatment unit 34 through a pipeline, the conventional water quality monitoring unit 32 and the wastewater leakage early warning unit sequentially detect the hospital drainage treated by the pretreatment unit 34, and the other part of the wastewater enters the residual chlorine online monitoring unit 31 for residual chlorine detection. The residual chlorine on-line monitoring unit 31, the conventional water quality monitoring unit 32 and the raw water leakage early warning unit 33 are used for monitoring, and the water discharged after reaching the standard is merged into one, and is subjected to advanced treatment or discharged into a pipe network according to the supervision requirement.
The invention also provides a method for identifying the raw water leakage of the wastewater, which can quickly identify the raw water leakage. The method comprises the steps of firstly collecting raw water in a hospital and establishing a water quality fingerprint library, collecting water quality fingerprints of hospital drainage through the hospital wastewater discharge monitoring system, comparing the water quality fingerprints of the discharged water with the water quality fingerprint library through a water pollution early warning traceability instrument, and judging that the raw water in the hospital leaks when the similarity between the water quality fingerprints of the discharged water and the water quality fingerprints in the water quality fingerprint library reaches more than 60%.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto but may be modified within the scope of the present invention by those skilled in the art.

Claims (9)

1. The utility model provides a hospital's waste water discharge supervisory systems which characterized in that: the device comprises a box body with a closed structure, wherein a disinfection module, a monitoring module and a control module are arranged in the box body;
the disinfection module disinfects the interior of the box body;
the monitoring module monitors the water quality of the hospital drainage in real time and can identify the raw water leakage in the hospital drainage;
the control module is in communication connection with the disinfection module and the monitoring module, controls the monitoring module and the disinfection module, receives and processes information fed back by the monitoring module, is also in communication connection with a user side located on the outer side of the box body, and receives data transmitted by the control module and sends instructions to the control module.
2. The hospital wastewater discharge supervision system according to claim 1, characterized in that: the monitoring module comprises a residual chlorine on-line monitoring unit, a conventional water quality monitoring unit and a raw water leakage early warning unit;
the residual chlorine on-line monitoring unit is used for detecting the content of residual chloride in the hospital drainage water and transmitting the detection result to the control module;
the conventional water quality monitoring unit detects the content of COD, ammonia nitrogen, total nitrogen and total phosphorus in the hospital drainage water and transmits the detection result to the control module;
the raw water leakage early warning unit collects the water quality fingerprint of the drainage of the hospital to judge whether raw water leakage occurs or not and transmits the result to the control module.
3. The hospital wastewater discharge supervision system according to claim 2, characterized in that: the residual chlorine on-line monitoring unit comprises a residual chlorine detector, the residual chlorine detector comprises a sensor and a secondary meter in communication connection with the sensor, and the acquisition frequency of the sensor is 1 time/minute.
4. The hospital wastewater discharge supervision system according to claim 2, wherein; the conventional water quality monitoring unit comprises a COD online detector, a PH meter, an ammonia nitrogen tester and a total phosphorus tester.
5. The hospital wastewater discharge supervision system according to claim 2, characterized in that: the raw water leakage early warning unit comprises a water pollution early warning traceability instrument.
6. The hospital wastewater discharge supervision system according to claim 2, characterized in that: the monitoring module further comprises a pretreatment unit, the pretreatment unit is used for precipitating hospital drainage to remove suspended matters, and the conventional water quality monitoring unit and the wastewater leakage early warning unit are used for detecting the hospital drainage processed by the pretreatment unit.
7. The hospital wastewater discharge supervision system according to claim 1, characterized in that: the control module comprises a data display unit, a local communication unit, a remote communication unit, a data query unit and a data processing unit; the data display unit is used for displaying the detection data transmitted by the monitoring module; the local communication module is used for information transmission between the monitoring module and the disinfection module; the remote communication unit is used for information transmission with the user side; the data query unit is used for monitoring storage and historical query of data transmitted by the module; the data processing unit is used for controlling the disinfection module and the monitoring module and is in communication connection with the display unit, the local communication unit, the remote communication unit and the data query unit.
8. The hospital wastewater discharge supervision system according to claim 1, characterized in that: the monitoring module is communicated with a pipeline, a water inlet pump is arranged on the pipeline, and the pipeline is connected with a hospital drainage system outside the box body.
9. A method for identifying raw water leakage of wastewater is characterized by comprising the following steps: collecting raw water in a hospital and establishing a water quality fingerprint database, collecting water quality fingerprints of hospital drainage through any hospital wastewater discharge monitoring system in claims 1-8, comparing the water quality fingerprints of the drainage water with the water quality fingerprint database through a water pollution early warning traceability instrument, and judging that the raw water in the wastewater leaks when the similarity between the water quality fingerprints of the drainage water and the water quality fingerprints in the water quality fingerprint database reaches more than 60%.
CN202010467941.1A 2020-05-28 2020-05-28 Hospital wastewater discharge supervision system and wastewater raw water leakage identification method Pending CN111573755A (en)

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Application publication date: 20200825