CN111847786B - Method and equipment for calculating economic benefit of medical wastewater treatment in shelter hospital - Google Patents

Method and equipment for calculating economic benefit of medical wastewater treatment in shelter hospital Download PDF

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CN111847786B
CN111847786B CN202010728092.0A CN202010728092A CN111847786B CN 111847786 B CN111847786 B CN 111847786B CN 202010728092 A CN202010728092 A CN 202010728092A CN 111847786 B CN111847786 B CN 111847786B
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rotating shaft
sewage
mixer
water
pipe
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CN111847786A (en
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梁骁
王嘉铭
周政
刘晨曦
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Shanghai university of finance and economics
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Shanghai university of finance and economics
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/24Treatment of water, waste water, or sewage by flotation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/34Treatment of water, waste water, or sewage with mechanical oscillations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/003Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/10Temperature conditions for biological treatment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used

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  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Accessories For Mixers (AREA)

Abstract

The invention discloses equipment for treating medical wastewater in a shelter hospital, wherein a standing type stirring blade comprises: the device comprises an impeller body, a wingspan drive, an arc-shaped variable wingspan, a medicament nozzle and a gas releaser; arc-shaped variable wingspans are symmetrically arranged on the left and right of the end face of the impeller body, the two arc-shaped variable wingspans are unfolded outwards, the roots of the two arc-shaped variable wingspans are hinged with the wingspan drive, and the wingspan drive drives the arc-shaped variable wingspan to incite up and down; the end face of the impeller body is provided with a medicament nozzle and a gas releaser, which is beneficial to mixing medicaments with water. The shelter hospital medical wastewater treatment equipment is novel and reasonable in structure, powerful in function of removing pollutants and wide in application range.

Description

Method and equipment for calculating economic benefit of medical wastewater treatment in shelter hospital
Technical Field
The invention belongs to the technical field of water treatment, and particularly relates to a method and equipment for calculating economic benefits of medical wastewater treatment in a shelter hospital.
Background
With the economic development, the medical and sanitary conditions are gradually improved, the problem of medical wastewater treatment is accompanied, and if the medical wastewater is not well treated and unsupervised, a plurality of water sources are polluted to different degrees. But the medical wastewater treatment cost is higher, and in addition, the water purification effect in the prior art is not ideal, and the national wastewater discharge standard is not easy to reach.
Under the condition of the prior art, medical wastewater treatment technology and equipment are not developed, and the vertical stirring blade, the impeller body, the wingspan drive, the arc-shaped variable wingspan, the medicament nozzle and the gas releaser mechanism are not available in the prior art. Due to the lack of or the immaturity of the mechanism, the defects of old process, high treatment cost, low removal efficiency, long process flow, complex control, large occupied area and the like are caused.
Disclosure of Invention
In order to solve the technical problem, the invention provides a medical wastewater treatment device for a shelter hospital, which comprises: the device comprises a drainage and sludge discharge pipe 01, a sedimentation stabilizing plate 02, a U-shaped wandering device 03, a spraying nozzle 04, a spraying buffer chamber 05, a dosing funnel 06, a double-channel vertical pipe 07, an air inlet pipe 08, a backflow water inlet pipe 09 and a sewage and backflow mixer 10; a sewage inlet 105; the return water enters the sewage and return water mixer 10 through the return water inlet pipe 09 on one side and the untreated sewage through the sewage inlet 105 to be mixed; the sewage and backwater mixer 10 is communicated with the double-channel vertical pipe 07 through a pipeline; the air inlet pipe 08 positioned at the upper part is communicated with the double-channel vertical pipe 07, wherein two pipelines are arranged inside the double-channel vertical pipe 07, one pipeline is communicated with the air inlet pipe 08, the other pipeline is communicated with the sewage and return water mixer 10, and the double-channel vertical pipe 07 is communicated with the lower reaction chamber; the sewage and return water mixer 10 realizes the pretreatment of the water body; the air inlet pipe 08 and the sewage and backwater mixer 10 are communicated with the double-channel vertical pipe 07 independently or together; a dosing funnel 06 is arranged on one side of the lower part of the sewage and backwater mixer 10, the upper surface of the dosing funnel is open, the design of a check valve is adopted, one end of the dosing funnel is communicated with the sewage and backwater mixer 10, and the other end of the dosing funnel is communicated with a distributing spray pipe 04 through a distributing buffer chamber 05; a plurality of scattering spray pipes 04 are arranged in parallel at equal intervals, a large number of through holes are formed in the surface of each scattering spray pipe 04, the scattering spray pipes 04 are communicated with scattering buffer chambers 05 at the end parts together, and the scattering buffer chambers 05 promote the medicaments and the dilution water to be uniformly mixed; the U-shaped wandering device 03 is arranged at the lower part in the equipment, the U-shaped structure is formed, a large number of through holes are formed in the surface of the U-shaped wandering device 03, and the U-shaped wandering device 03 swings left and right at a low speed around a top shaft of the U-shaped wandering device 03 so as to promote mixing of a medicament and water to be treated, and is also favorable for dispersing bubbles and promoting degradation of organic matters; the lower part of the U-shaped wandering device 03 is provided with an aeration pipe, the surface of which is provided with a large number of through holes, and the aeration pipe is communicated with one path of the double-channel vertical pipe 07; a sedimentation stabilizing plate 02 is arranged at the lower part of the aeration pipe to promote sediment to be stabilized at the bottom of the equipment; the bottom of the device is provided with a water and sludge discharge pipe 01 which is respectively used for discharging the treated water or the bottom sludge in a controllable way.
Further, the sewage and backwater mixer 10 includes: a treated water outlet 101, a rotating shaft 102, a shaft small-amplitude displacement device 103, a flow regulation 104, a sewage inlet 105, a to-be-treated backwater inlet 106, an oscillator 107, a main blade type mixer 108 and a high-elasticity rubber shaft seal 109; the sewage inlet 105 positioned at the upper part, the backwater inlet 106 positioned at one side and the treated water outlet 101 positioned at the bottom are communicated, wherein the sewage inlet 105 is communicated with a sewage system, and the backwater inlet 106 to be treated is communicated with a backwater system; an oscillator 107 and a main blade mixer 108 are arranged in the sewage and backwater mixer 10 and are connected with an external motor through a rotating shaft 102, wherein the oscillator 107 generates high-frequency oscillation, and the main blade mixer 108 generates high-speed stirring to promote solution mixing; the rotating shaft 102 is connected with the shell of the sewage and backwater mixer 10 through a high-elasticity rubber shaft seal 109, the high-elasticity rubber shaft seal 109 prevents water from flowing out of the connection part and allows the rotating shaft 102 to move up and down, left and right in a small range; a shaft small-amplitude displacement device 103 is connected to the upper part of the rotating shaft 102 to promote the rotating shaft 102 to move up and down in a small range.
Further, the shaft small-amplitude displacement device 103 includes: a temperature reducer 1031, a gearbox 1032, a vibration reducer 1033, a large-mass inertia wheel 1034, a universal joint 1035, a left and right micromotion motor 1036, a vertical moving device 1037, a left and right slide rail 1038 and a return spring 1039; a rotating shaft 102; the left end and the right end of the gearbox 1032 positioned in the middle are respectively in transmission connection with the rotating shaft 102, wherein the rotating shaft 102 at the right end is connected with an external motor through a universal joint 1035; a large mass inertia wheel 1034 is connected to the middle of the rotation shaft 102, and promotes the rotation shaft 102 to rotate smoothly; a vibration reducer 1033 is connected to one side of the large-mass inertia wheel 1034, and a left slide rail 1038 is connected to the upper part of the vibration reducer 1033; the left and right slide rails 1038 are slidably connected with a left and right micromotion motor 1036, and the left and right micromotion motor 1036 is fixedly connected with a vertical moving device 1037; one end of the elastic structure of the return spring 1039 is sleeved on the rotating shaft 102 and rotates relatively, and the other end of the elastic structure is fixedly connected with the upper cross beam; the truss drives the rotating shaft 102 to move up and down in a small amplitude through the vertical moving device 1037, the left and right micromotion motors 1036, the left and right sliding rails 1038, the vibration damper 1033 and the large-mass inertia wheel 1034; the left and right micromotion motors 1036 drive the rotating shaft 102 to move left and right in small amplitude through the left and right slide rails 1038, the vibration damper 1033 and the large-mass inertia wheel 1034; the cooler 1031 located at the lower part rotates the rotating shaft 102 to cool.
Further, the high-mass flywheel 1034 includes: the device comprises a horizontal adjustment 10341, a rotating stabilizer 10342, a heat dissipation box 10343, cooling fan blades 10344, a vertical adjustment 10345, a flywheel body 10346 and a brake caliper 10347; a rotating shaft 102; the rotating shaft 102 drives the heat dissipation box 10343, the cooling fan 10344 and the flywheel body 10346 to rotate together; the rotation stabilizer 10342, the brake caliper 10347 and the bracket are rotatably connected with the rotating shaft 102; wherein the flywheel body 10346 is sandwiched between the two brackets; a horizontal adjustment 10341 and a vertical adjustment 10345 are respectively arranged on the bracket, both of which are in screw thread structures, and the two drive the rotating shaft 102 to move horizontally and slightly up and down through the rotation of the screw thread; the heat dissipation box 10343 and the cooling fan blades 10344 rotate to cool the rotating shaft 102 and the flywheel body 10346; the rotational smoother 10342 makes the rotational shaft 102 and the flywheel body 10346 rotate more smoothly; the brake caliper 10347 causes the rotating shaft 102 and the flywheel body 10346 to brake.
Further, the main blade mixer 108 includes: medicament box 1081, impeller shaft 1082, side disk 1083, cage impeller 1084, standing stirring leaves 1085, hams 1086, stirring tablet 1087, triple-head spray tube 1088; the medicine box 1081 positioned at the lower part is communicated with the three-head pesticide spraying pipe 1088, and three spraying pipes in the three-head pesticide spraying pipe 1088 form an included angle of 60 degrees, are positioned on the same plane and spray towards the cage impeller 1084; the impeller rotating shaft 1082 is positioned at the upper part, one side of the impeller rotating shaft 1082 is provided with a side disc 1083, the impeller rotating shaft 1082 drives the side disc 1083 to rotate, the other side of the side disc 1083 is fixedly connected with a cage-type impeller 1084, and the periphery of the cage-type impeller 1084 is of a hollow structure; a hole is formed in the center of the side vertical surface of the side disc 1083, and water enters the cage impeller 1084 from the hole; the other side of the cage-type impeller 1084 is provided with stirring blades 1087, and the four stirring blades 1087 are arranged in a central symmetry manner and are fixedly connected with an impeller rotating shaft 1082; a hamstring 1086 was provided around stir plate 1087, the hamstring 1086 was fixedly connected with impeller shaft 1082, the outer surface of the hamstring 1086 was symmetrically fixed with four standing stirring blades 1085; a drug tube and a trachea are provided inside the hams 1086.
Further, the standing type stirring blade 1085 includes: an impeller body 10851, a span drive 10852, an arc-varying span 10853, medicament jets 10854, a gas release 10855; the end face of the impeller body 10851 is symmetrically provided with arc-shaped variable wingspans 10853 in a left-right mode, the two arc-shaped variable wingspans 10853 are unfolded outwards, the root parts of the two arc-shaped variable wingspans 10853 are hinged with a wingspan drive 10852, and the wingspan drive 10852 drives the arc-shaped variable wingspans 10853 to incite up and down; the end face of the impeller body 10851 is provided with a medicament nozzle 10854 and a gas releaser 10855, which is beneficial to mixing the medicament with the water body.
Further, the economic benefit calculation method generated by the device is as follows:
Figure 296093DEST_PATH_IMAGE002
in the formula:
SHENGCHAN-economic benefit growth rate;x-price per ton of treated wastewater;g-wastewater treatment capacity;a-throughput proportional growth rate;kthe electrical energy consumption per ton of waste water treated.
Further, the working method of the equipment comprises the following steps:
step 1: during the operation of the medical wastewater treatment equipment for the shelter hospital, water to be treated passes through the sewage inlet 105, return water passes through the return water inlet pipe 09, the sewage and the return water are mixed in the sewage and return water mixer 10, then enter the dosing hopper 06 through the double-channel vertical pipe 07 to be mixed with a medicament, and are uniformly sprayed inside the equipment through the spreading buffer chamber 05 and the spreading spray pipes 04; the gas jets out a large amount of micro bubbles to the inside of the equipment through the gas inlet pipe 08, the double-channel vertical pipe 07 and the aeration pipe, and the micro bubbles and the air promote the degradation of organic matters together; meanwhile, the U-shaped wandering device 03 swings left and right at a low speed around a top shaft of the U-shaped wandering device, so that the mixing of the medicament and the water to be treated is promoted, the dispersion of bubbles is promoted, and the degradation of organic matters is facilitated; finally, the treated water and the bottom sludge are respectively and controllably discharged through a drainage and sludge discharge pipe 01;
step 2: in the operation of the sewage and backwater mixer 10, backwater enters from a backwater inlet 106 to be treated, sewage enters from a sewage inlet 105, and solution mixing is promoted under the high-frequency oscillation of the oscillator 107 and the high-speed rotation of the main blade type mixer 108; meanwhile, the small-amplitude displacement device 103 of the shaft promotes the rotating shaft 102 to move up and down in a small range, so that the mixing effect is improved, the backwater contains a large amount of microorganisms, and after mixing, the decomposition of organic matters is promoted under the high-frequency oscillation of the oscillator 107 and the high-speed rotation of the main blade type mixer 108;
and 3, step 3: when the small-amplitude shaft displacement device 103 works, the truss on the upper part drives the rotating shaft 102 to move up and down in small amplitude through the vertical moving device 1037, the left and right micromotion motors 1036, the left and right slide rails 1038, the vibration damper 1033 and the large-mass inertia wheel 1034; the left and right micromotion motors 1036 drive the rotating shaft 102 to move left and right in small amplitude through the left and right slide rails 1038, the vibration damper 1033 and the large-mass inertia wheel 1034; when the motion reset is needed, the reset spring 1039 urges the rotating shaft 102 to return to the original initial position;
and 4, step 4: in the operation of the high-mass inertia wheel 1034, the rotating shaft 102 drives the heat dissipation box 10343, the cooling fan blades 10344, and the flywheel body 10346 to rotate together, and since the mass of the flywheel body 10346 is large, the kinetic energy of the rotation of the flywheel body 10346 will generate large inertia, which will make the rotating shaft 102 rotate at a uniform speed, and the heat dissipation box 10343 and the cooling fan blades 10344 rotate to cool the rotating shaft 102 and the flywheel body 10346; the rotation smoother 10342 makes the rotation shaft 102 and the flywheel body 10346 rotate more smoothly; when the rotation needs to be stopped, the brake caliper 10347 clamps the rotating shaft 102, so that the rotating shaft 102 and the flywheel body 10346 are caused to stop rotating;
and 5, step 5: during the operation of the main blade type mixer 108, water enters from the central hole of the side disc 1083 and sequentially passes through the cage type impeller 1084, the stirring blades 1087 and the standing type stirring blades 1085; the impeller rotating shaft 1082 drives the cage impeller 1084, the standing type stirring blades 1085 and the stirring sheets 1087 to stir the water body to rotate, and meanwhile, the medicament box 1081 sprays the medicament into the cage impeller 1084 through the three-nozzle pesticide spraying pipe 1088 to be mixed with the water body, so that the degradation of harmful substances is promoted;
and 6, a step of: in the operation of the standing stirring vane 1085, the span driver 10852 drives the arc-shaped variable span 10853 at two sides to flare up and down; meanwhile, the medicament nozzle 10854 and the gas releaser 10855 release medicaments and spray out micro bubbles, so that the medicaments are mixed with the water body, and the degradation of organic matters is promoted.
The invention discloses a shelter hospital medical wastewater treatment device, which has the advantages that: novel and reasonable structure, powerful pollutant removing function and wide application range.
Drawings
FIG. 1 is a diagram of a shelter hospital medical wastewater treatment facility according to the present invention.
FIG. 2 is a diagram of a mixer 10 for sewage and backwater in the present invention.
Fig. 3 is a diagram of an axial small-amplitude displacement device 103 of the present invention.
Fig. 4 is a view of the high mass flywheel 1034 of the present invention.
Fig. 5 is a diagram of a master blade mixer 108 of the present invention.
Fig. 6 is a view of a standing stirring vane 1085 according to the present invention.
Detailed Description
The invention provides a medical wastewater treatment device for a shelter hospital, which is further described with reference to the accompanying drawings and examples.
Examples
FIG. 1 is a diagram of a shelter hospital wastewater treatment facility in accordance with the present invention. The method comprises the following steps: the device comprises a drainage and sludge discharge pipe 01, a sedimentation stabilizing plate 02, a U-shaped wandering device 03, a spraying nozzle 04, a spraying buffer chamber 05, a dosing funnel 06, a double-channel vertical pipe 07, an air inlet pipe 08, a backflow water inlet pipe 09 and a sewage and backflow mixer 10; a sewage inlet 105; the return water and untreated sewage enter the sewage and return water mixer 10 through the return water inlet pipe 09 on one side and the sewage inlet 105 for mixing; the sewage and backwater mixer 10 is communicated with the double-channel vertical pipe 07 through a pipeline; the air inlet pipe 08 positioned at the upper part is communicated with the double-channel vertical pipe 07, wherein two pipelines are arranged inside the double-channel vertical pipe 07, one pipeline is communicated with the air inlet pipe 08, the other pipeline is communicated with the sewage and return water mixer 10, and the double-channel vertical pipe 07 is communicated with the lower reaction chamber; the sewage and return water mixer 10 realizes the pretreatment of the water body; the air inlet pipe 08 and the sewage and backwater mixer 10 are communicated with the double-channel vertical pipe 07 independently or together; a dosing funnel 06 is arranged on one side of the lower part of the sewage and backwater mixer 10, the upper surface of the dosing funnel is open, the design of a check valve is adopted, one end of the dosing funnel is communicated with the sewage and backwater mixer 10, and the other end of the dosing funnel is communicated with a distributing spray pipe 04 through a distributing buffer chamber 05; a plurality of scattering spray pipes 04 are arranged in parallel at equal intervals, a large number of through holes are formed in the surface of each scattering spray pipe 04, the scattering spray pipes 04 are communicated with a scattering buffer chamber 05 at the end part together, and the scattering buffer chamber 05 promotes the medicaments and the dilution water to be uniformly mixed; the U-shaped wandering device 03 is arranged at the lower part in the equipment, the U-shaped structure is formed, a large number of through holes are formed in the surface of the U-shaped wandering device 03, and the U-shaped wandering device 03 swings left and right at a low speed around a top shaft of the U-shaped wandering device 03 so as to promote mixing of a medicament and water to be treated, and is also favorable for dispersing bubbles and promoting degradation of organic matters; the lower part of the U-shaped wandering device 03 is provided with an aeration pipe, the surface of the aeration pipe is provided with a large number of through holes, and the aeration pipe is communicated with one path of the double-channel vertical pipe 07; a sedimentation stabilizing plate 02 is arranged at the lower part of the aeration pipe to promote the sediment to be stabilized at the bottom of the equipment; the bottom of the device is provided with a water and sludge discharge pipe 01 which is respectively used for discharging the treated water or the bottom sludge in a controllable way.
FIG. 2 is a diagram of a mixer 10 for sewage and backwater in the present invention. The sewage and backwater mixer 10 includes: a treated water outlet 101, a rotating shaft 102, a shaft small-amplitude displacement device 103, a flow regulation 104, a sewage inlet 105, a to-be-treated backwater inlet 106, an oscillator 107, a main blade mixer 108 and a high-elasticity rubber shaft seal 109; the sewage inlet 105 positioned at the upper part, the backwater inlet 106 positioned at one side and the treated water outlet 101 positioned at the bottom are communicated, wherein the sewage inlet 105 is communicated with a sewage system, and the backwater inlet 106 to be treated is communicated with a backwater system; an oscillator 107 and a main blade mixer 108 are arranged in the sewage and backwater mixer 10 and are connected with an external motor through a rotating shaft 102, wherein the oscillator 107 generates high-frequency oscillation, and the main blade mixer 108 generates high-speed stirring to promote solution mixing; the rotating shaft 102 is connected with the shell of the sewage and backwater mixer 10 through a high-elasticity rubber shaft seal 109, the high-elasticity rubber shaft seal 109 prevents water from flowing out of the connection part and allows the rotating shaft 102 to move up and down, left and right in a small range; a shaft small-amplitude displacement device 103 is connected to the upper part of the rotating shaft 102 to promote the rotating shaft 102 to move up and down in a small range.
Fig. 3 is a diagram of an axial small-amplitude displacement device 103 of the present invention. The shaft small-amplitude displacement device 103 includes: a temperature reducer 1031, a gearbox 1032, a vibration reducer 1033, a large-mass inertia wheel 1034, a universal joint 1035, a left and right micromotion motor 1036, a vertical moving device 1037, a left and right slide rail 1038 and a return spring 1039; a rotating shaft 102; the left end and the right end of the gearbox 1032 positioned in the middle are respectively in transmission connection with the rotating shaft 102, wherein the rotating shaft 102 at the right end is connected with an external motor through a universal joint 1035; a large mass flywheel 1034 is connected to the middle of the rotating shaft 102, which promotes smooth rotation of the rotating shaft 102; a vibration reducer 1033 is connected to one side of the large-mass inertia wheel 1034, and a left slide rail 1038 and a right slide rail 1038 are connected to the upper part of the vibration reducer 1033; the left and right slide rails 1038 are slidably connected with a left and right micromotion motor 1036, and the left and right micromotion motor 1036 is fixedly connected with a vertical moving device 1037; one end of the elastic structure of the return spring 1039 is sleeved on the rotating shaft 102 and rotates relatively, and the other end of the elastic structure is fixedly connected with the upper cross beam; the truss drives the rotating shaft 102 to move up and down in a small amplitude through the vertical moving device 1037, the left and right micromotion motors 1036, the left and right sliding rails 1038, the vibration damper 1033 and the large-mass inertia wheel 1034; the left and right micromotion motors 1036 drive the rotating shaft 102 to move left and right in small amplitude through the left and right slide rails 1038, the vibration damper 1033 and the large-mass inertia wheel 1034; the cooler 1031 located at the lower part rotates the rotating shaft 102 to cool.
Fig. 4 is a view of the high mass flywheel 1034 of the present invention. The high-mass flywheel 1034 includes: the device comprises a horizontal adjustment 10341, a rotating stabilizer 10342, a heat dissipation box 10343, cooling fan blades 10344, a vertical adjustment 10345, a flywheel body 10346 and a brake caliper 10347; a rotating shaft 102; the rotating shaft 102 drives the heat dissipation box 10343, the cooling fan 10344 and the flywheel body 10346 to rotate together; the rotation stabilizer 10342, the brake caliper 10347 and the bracket are rotatably connected with the rotating shaft 102; wherein the flywheel body 10346 is sandwiched between the two brackets; a horizontal adjustment 10341 and a vertical adjustment 10345 are respectively arranged on the bracket, both of which are in screw thread structures, and the two drive the rotating shaft 102 to move horizontally and slightly up and down through the rotation of the screw thread; the heat dissipation box 10343 and the cooling fan blades 10344 rotate to cool the rotating shaft 102 and the flywheel body 10346; the rotational smoother 10342 makes the rotational shaft 102 and the flywheel body 10346 rotate more smoothly; the brake caliper 10347 causes the rotating shaft 102 and the flywheel body 10346 to brake.
Fig. 5 is a diagram of a main blade mixer 108 according to the present invention. The main blade mixer 108 includes: kit 1081, impeller shaft 1082, side disk 1083, cage impeller 1084, standing mixing blades 1085, hams 1086, mixing blades 1087, triple-head spray tube 1088; the medicine box 1081 positioned at the lower part is communicated with the three-head pesticide spraying pipe 1088, and three spraying pipes in the three-head pesticide spraying pipe 1088 form an included angle of 60 degrees, are positioned on the same plane and spray towards the cage impeller 1084; one side of the impeller rotating shaft 1082 positioned at the upper part is provided with a side disc 1083, the impeller rotating shaft 1082 drives the side disc 1083 to rotate, the other side of the side disc 1083 is fixedly connected with a cage impeller 1084, and the periphery of the cage impeller 1084 is in a hollow structure; a hole is formed in the center of the side vertical surface of the side disc 1083, and water enters the cage impeller 1084 from the hole; the other side of the cage-type impeller 1084 is provided with stirring blades 1087, and the four stirring blades 1087 are arranged in a central symmetry manner and are fixedly connected with an impeller rotating shaft 1082; a hamstring 1086 was provided around stir plate 1087, the hamstring 1086 was fixedly connected with impeller shaft 1082, the outer surface of the hamstring 1086 was symmetrically fixed with four standing stirring blades 1085; a drug tube and a trachea are provided inside the hams 1086.
Fig. 6 is a view of a standing stirring vane 1085 according to the present invention. The standing type stirring blade 1085 includes: an impeller body 10851, a span drive 10852, an arc-varying span 10853, medicament jets 10854, a gas release 10855; the end face of the impeller body 10851 is symmetrically provided with arc-shaped variable wingspans 10853 from left to right, the two arc-shaped variable wingspans 10853 are unfolded outwards, the root parts of the two arc-shaped variable wingspans 10853 are hinged with a wingspan drive 10852, and the wingspan drive 10852 drives the arc-shaped variable wingspans 10853 to flare up and down; the end face of the impeller body 10851 is provided with a medicament nozzle 10854 and a gas releaser 10855, which is beneficial to mixing the medicament with the water body.

Claims (4)

1. A shelter hospital medical waste water treatment apparatus comprising: a drainage and sludge discharge pipe (01), a sedimentation stabilizing plate (02), a U-shaped wandering device (03), a spreading spray pipe (04), a spreading buffer chamber (05), a dosing funnel (06), a double-channel vertical pipe (07), an air inlet pipe (08), a backflow water inlet pipe (09) and a sewage and backflow mixer (10); a sewage inlet (105);
the method is characterized in that return water enters a sewage and return water mixer (10) through a return water inlet pipe (09) at one side and untreated sewage through a sewage inlet (105) to be mixed; the sewage and backwater mixer (10) is communicated with the double-channel vertical pipe (07) through a pipeline; the air inlet pipe (08) positioned at the upper part is communicated with the double-channel vertical pipe (07), wherein two pipelines are arranged inside the double-channel vertical pipe (07), one pipeline is communicated with the air inlet pipe (08), the other pipeline is communicated with the sewage and return water mixer (10), and the double-channel vertical pipe (07) is communicated with the lower reaction chamber; the sewage and backwater mixer (10) realizes the pretreatment of the water body; the air inlet pipe (08), the sewage and the backwater mixer (10) are communicated with the double-channel vertical pipe (07) independently or together; a dosing funnel (06) is arranged on one side of the lower part of the sewage and backwater mixer (10), the upper surface of the dosing funnel is open and is provided with a check valve, one end of the dosing funnel is communicated with the sewage and backwater mixer (10), and the other end of the dosing funnel is communicated with a spreading spray pipe (04) through a spreading buffer chamber (05); a plurality of scattering spray pipes (04) are arranged in parallel at equal intervals, a large number of through holes are formed in the surface of the scattering spray pipes, the scattering spray pipes (04) are communicated with a scattering buffer chamber (05) at the end part together, and the scattering buffer chamber (05) promotes the medicaments and the dilution water to be uniformly mixed; the lower part in the device is provided with a U-shaped wandering device (03) which is of a U-shaped structure, the surface of the U-shaped wandering device is provided with a large number of through holes, and the U-shaped wandering device (03) swings left and right at a low speed around a top shaft of the U-shaped wandering device to promote the mixing of the medicament and the water to be treated, and is also beneficial to the dispersion of bubbles and the degradation of organic matters; an aeration pipe is arranged at the lower part of the U-shaped wandering device (03), a large number of through holes are arranged on the surface of the aeration pipe, and the aeration pipe is communicated with one path of the double-channel vertical pipe (07); a sedimentation stabilizing plate (02) is arranged at the lower part of the aeration pipe to promote the sediment to be stabilized at the bottom of the equipment; a water and sludge discharge pipe (01) is arranged at the bottom of the device and is respectively used for discharging the treated water or the bottom sludge in a controllable way;
the sewage and backwater mixer (10) comprises: a treated water outlet (101), a rotating shaft (102), a shaft small-amplitude displacement device (103), a flow regulation device (104), a sewage inlet (105), a to-be-treated backwater inlet (106), an oscillator (107), a main blade type mixer (108) and a high-elasticity rubber shaft seal (109);
the sewage inlet (105) positioned at the upper part, the backwater inlet (106) to be treated positioned at one side and the treated water outlet (101) positioned at the bottom are communicated, wherein the sewage inlet (105) is communicated with a sewage system, and the backwater inlet (106) to be treated is communicated with a backwater system; an oscillator (107) and a main blade type mixer (108) are arranged in the sewage and backwater mixer (10) and are connected with an external motor through a rotating shaft (102), wherein the oscillator (107) generates high-frequency oscillation, and the main blade type mixer (108) generates high-speed stirring to promote solution mixing; the rotating shaft (102) is connected with the shell of the sewage and backwater mixer (10) through a high-elasticity rubber shaft seal (109), the high-elasticity rubber shaft seal (109) prevents water from flowing out of the connection part and allows the rotating shaft (102) to move up and down, left and right in a small range; a small-amplitude shaft displacement device (103) is connected to the upper part of the rotating shaft (102) to promote the rotating shaft (102) to move up and down in a small range;
the shaft small-amplitude displacement device (103) comprises: the device comprises a cooler (1031), a gearbox (1032), a vibration damper (1033), a large-mass inertia wheel (1034), a universal joint (1035), a left-right micromotor (1036), a vertical moving device (1037), a left-right sliding rail (1038) and a return spring (1039); a rotating shaft (102);
the left end and the right end of a gearbox (1032) positioned in the middle are respectively in transmission connection with a rotating shaft (102), wherein the rotating shaft (102) at the right end is connected with an external motor through a universal joint (1035); a large mass inertia wheel (1034) is connected in the middle of the rotating shaft (102) and promotes the rotating shaft (102) to rotate stably; one side of the large-mass inertia wheel (1034) is connected with a vibration damper (1033), and the upper part of the vibration damper (1033) is connected with a left slide rail (1038) and a right slide rail (1038); the left and right slide rails (1038) are connected with a left and right micromotion motor (1036) in a sliding manner, and the left and right micromotion motor (1036) is fixedly connected with the vertical moving device (1037); the return spring (1039) is of an elastic structure, one end of the return spring is sleeved on the rotating shaft (102) and rotates relative to the rotating shaft, and the other end of the return spring is fixedly connected with the upper cross beam; the truss drives the rotating shaft (102) to move up and down in a small amplitude manner through a vertical moving device (1037), a left and right micromotion motor (1036), a left and right sliding rail (1038), a vibration reducer (1033) and a large-mass inertia wheel (1034); the left and right micromotion motors (1036) drive the rotating shaft (102) to move left and right in small amplitude through the left and right slide rails (1038), the vibration reducers (1033) and the large-mass inertia wheels (1034); the cooler (1031) at the lower part rotates for cooling the rotating shaft (102);
the main blade mixer (108) comprises: kit (1081), impeller shaft (1082), side plate (1083), cage impeller (1084), standing stirring blades (1085), hams (1086), stirring blades (1087), triple-head spray tube (1088);
the medicine box (1081) positioned at the lower part is communicated with the three-head pesticide spraying pipe (1088), the included angle between three spraying pipes in the three-head pesticide spraying pipe (1088) is 60 degrees, and the three spraying pipes are positioned on the same plane and all spray in the direction facing the cage type impeller (1084); the impeller rotating shaft (1082) is positioned at the upper part, one side of the impeller rotating shaft (1082) is provided with a side disc (1083), the impeller rotating shaft (1082) drives the side disc (1083) to rotate, the other side of the side disc (1083) is fixedly connected with a cage-type impeller (1084), and the periphery of the cage-type impeller (1084) is of a hollow structure; the center of the side vertical surface of the side disc (1083) is provided with a pore channel, and water enters the cage type impeller (1084) from the pore channel; the other side of the cage-type impeller (1084) is provided with stirring blades (1087), and the four stirring blades (1087) are arranged in a central symmetry manner and are fixedly connected with an impeller rotating shaft (1082); a hamstring (1086) is provided at the periphery of the stirring tablet (1087), the hamstring (1086) is fixedly connected with the impeller rotating shaft (1082), and four standing stirring blades (1085) are symmetrically fixed on the outer surface of the hamstring (1086); a drug tube and a trachea are arranged inside the hams (1086);
the standing-type agitating blade (1085) includes: an impeller body (10851), a span drive (10852), an arc-varying span (10853), a medicament nozzle (10854), a gas releaser (10855);
the end face of the impeller body (10851) is symmetrically provided with arc-shaped variable wingspans (10853), the two arc-shaped variable wingspans (10853) are unfolded outwards, the roots of the two arc-shaped variable wingspans (10853) are hinged with a wingspan drive (10852), and the wingspan drive (10852) drives the arc-shaped variable wingspans (10853) to flare up and down; the end face of the impeller body (10851) is provided with a medicament nozzle (10854) and a gas releaser (10855), which is beneficial to mixing the medicament with the water body.
2. The shelter hospital treatment medical wastewater facility of claim 1 characterized in that the high-mass inertia wheel (1034) comprises: the device comprises a horizontal adjustment (10341), a rotating stabilizer (10342), a heat dissipation box (10343), cooling fan blades (10344), a vertical adjustment (10345), a flywheel body (10346) and a brake caliper (10347); a rotating shaft (102);
the rotating shaft (102) drives the heat dissipation box (10343), the cooling fan blades (10344) and the flywheel body (10346) to rotate together; the rotating smoother (10342), the brake caliper (10347) and the bracket are rotationally connected with the rotating shaft (102); wherein the flywheel body (10346) is sandwiched between the two brackets; a horizontal adjustment (10341) and a vertical adjustment (10345) are respectively arranged on the bracket, both are in screw thread structures, and the two drive the rotating shaft (102) to move horizontally and slightly up and down through the rotation of the screw thread; the heat dissipation box (10343) and the cooling fan blades (10344) are used as a rotating shaft (102), and the flywheel body (10346) rotates to cool; the rotating smoother (10342) enables the rotating shaft (102) and the flywheel body (10346) to rotate more smoothly; the brake caliper (10347) causes the rotating shaft (102) and the flywheel body (10346) to brake.
3. The shelter hospital wastewater treatment equipment for medical treatment as set forth in claim 1, wherein the economic benefit calculation method generated by the device is as follows:
Figure 266918DEST_PATH_IMAGE002
in the formula:
SHENGCHAN-economic benefit growth rate;x-price per ton of treated wastewater;g-wastewater treatment capacity;a-throughput proportional growth rate;kthe electrical energy consumption per ton of waste water treated.
4. The shelter hospital waste water treatment equipment as claimed in claim 1, characterized in that the working method of the equipment comprises the following steps:
step 1: during the operation of a medical wastewater treatment device in a shelter hospital, water to be treated passes through a sewage inlet (105) and return water passes through a return water inlet pipe (09), the sewage and the return water are mixed in a return water mixer (10), then enter a dosing funnel (06) through a double-channel vertical pipe (07) to be mixed with a medicament, and are uniformly sprayed inside the device through a spreading buffer chamber (05) and a spreading spray pipe (04); the gas jets out a large amount of micro bubbles to the inside of the equipment through the gas inlet pipe (08), the double-channel vertical pipe (07) and the aeration pipe, and the micro bubbles and the air promote the degradation of organic matters together; meanwhile, the U-shaped wandering device (03) swings around the top shaft of the U-shaped wandering device at a low speed left and right, so that the mixing of the medicament and the water to be treated is promoted, the dispersion of bubbles is promoted, and the degradation of organic matters is facilitated; finally, the treated water and the bottom mud are respectively and controllably discharged through a drainage and mud discharge pipe (01);
step 2: in the operation of the sewage and backwater mixer (10), backwater enters from a backwater inlet (106) to be treated, sewage enters from a sewage inlet (105), and solution mixing is promoted under the high-frequency oscillation of an oscillator (107) and the high-speed rotation of a main blade type mixer (108); meanwhile, the small-amplitude displacement device (103) of the shaft promotes the rotating shaft (102) to move up and down in a small range, so that the mixing effect is improved, a large amount of microorganisms are contained in return water, and after mixing, the decomposition of organic matters is promoted under the high-frequency oscillation of the oscillator (107) and the high-speed rotation of the main blade type mixer (108);
and 3, step 3: when the small-amplitude displacement device (103) of the shaft works, the truss on the upper part drives the rotating shaft (102) to move up and down in a small amplitude through the vertical moving device (1037), the left and right micromotion motors (1036), the left and right slide rails (1038), the vibration damper (1033) and the large-mass inertia wheel (1034); the left and right micromotion motor (1036) drives the rotating shaft (102) to move left and right in a small range through a left and right slide rail (1038), a vibration reducer (1033) and a large-mass inertia wheel (1034); when the movement reset is needed, the reset spring (1039) urges the rotating shaft (102) to return to the original initial position;
and 4, step 4: when the large-mass inertia wheel (1034) works, the rotating shaft (102) drives the heat dissipation box (10343), the cooling fan blades (10344) and the flywheel body (10346) to rotate together, and because the flywheel body (10346) has huge mass, the rotating kinetic energy of the flywheel body (10346) generates huge inertia, so that the rotating shaft (102) rotates at a constant speed, and the heat dissipation box (10343) and the cooling fan blades (10344) rotate to cool the rotating shaft (102) and the flywheel body (10346); the rotating smoother (10342) enables the rotating shaft (102) and the flywheel body (10346) to rotate more smoothly; when the rotation needs to be stopped, the brake caliper (10347) clamps the rotating shaft (102) to enable the rotating shaft (102) and the flywheel body (10346) to stop rotating;
and 5, step 5: when the main blade type mixer (108) works, water enters from a central hole of the side disc (1083) and sequentially passes through the cage type impeller (1084), the stirring blades (1087) and the standing type stirring blades (1085); the impeller rotating shaft (1082) drives the cage-type impeller (1084), the standing type stirring blades (1085) and the stirring blades (1087) to stir the water body to rotate, and meanwhile, the medicament box (1081) sprays the medicament into the cage-type impeller (1084) through the three-head spray pipe (1088) to be mixed with the water body, so that the degradation of harmful substances is promoted;
and 6, step 6: in the operation of the standing type stirring blade (1085), the wingspan drive (10852) drives the arc-shaped fluctuating wingspan (10853) at two sides to flare up and down; meanwhile, the medicament nozzle (10854) and the gas releaser (10855) release medicaments and spray micro bubbles, so that the medicaments are mixed with the water body, and the degradation of organic matters is promoted.
CN202010728092.0A 2020-07-23 2020-07-23 Method and equipment for calculating economic benefit of medical wastewater treatment in shelter hospital Active CN111847786B (en)

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