CN115286142A - Building sewage treatment plant - Google Patents
Building sewage treatment plant Download PDFInfo
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- CN115286142A CN115286142A CN202210968806.4A CN202210968806A CN115286142A CN 115286142 A CN115286142 A CN 115286142A CN 202210968806 A CN202210968806 A CN 202210968806A CN 115286142 A CN115286142 A CN 115286142A
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
- C02F1/763—Devices for the addition of such compounds in gaseous form
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/004—Seals, connections
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
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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
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to the technical field of sewage treatment, in particular to a building sewage treatment device; the cross-shaped filter plate and the flowmeter are arranged on the shell, the control unit controls the cross-shaped filter plate to rotate through the numerical value of the flowmeter, so that the solid garbage falls into the collecting box through the gravity of the solid garbage, and some solid garbage attached to the surface of the cross-shaped filter plate can be washed by water flow in the next round of filtering and falls onto the first baffle; therefore, the solid garbage can be prevented from blocking the cross-shaped filter plate, and the service life of the cross-shaped filter plate can be prolonged; still through installing a disinfection unit behind the absorption unit, through leading into chlorine dioxide gas inwards, make chlorine dioxide and water reaction generate chloric acid, chloric acid has strong oxidizing property, can go out the oxidation of the noxious material and the pathogenic bacterium in aquatic, reaches a disinfection effect to sewage.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a building sewage treatment device.
Background
In recent years, china pays more and more attention to environmental protection, and the important item in environmental protection is sewage treatment; with the continuous promotion of the industrialization process in China, the construction industry in China develops rapidly, and the construction sites are large and small, and a large amount of construction sewage is generated in the operation process of the construction sites, and the construction sewage is accompanied by a large amount of solid garbage, so that a special construction sewage treatment device is needed to treat the construction sewage.
Traditional building sewage treatment plant generally adopts the filter screen to filter, filters through the filter screen and adopts activated carbon adsorption after solid waste again, finally discharges away the water of handling well, however, traditional building sewage treatment device has many problems, specifically as follows:
1. traditional construction sewage treatment device often has solid rubbish to block up the filtration hole in the filter screen when filtering for the first time, often needs the manual solid rubbish of people in with the filter screen to clear away when this kind of condition takes place, perhaps changes the filter screen of new, this greatly reduced filterable efficiency.
2. Traditional building sewage treatment plant during operation often only filters the back through the one deck filter screen, just adsorbs on discharging to the activated carbon plate with water, and the one deck filter screen filters often can filterable unclean, and the water that contains partial solid rubbish can make solid rubbish adhere to on the activated carbon plate when the activated carbon plate, causes the adsorption effect variation of activated carbon plate and life shortens in addition.
3. Traditional building sewage treatment plant just discharges away through simple filtration and active carbon adsorption at the during operation, and the aquatic that discharges away still contains some pathogenic bacteria and noxious material, still can cause the pollution to the environment.
In view of the above, in order to improve the technical problem, the invention provides a construction sewage treatment device, which has the following specific beneficial effects:
1. according to the invention, the cross-shaped filter plate and the flowmeter are arranged on the shell, when the flowmeter detects that the flow rate of water in the filter unit is smaller than a preset minimum value, the fact that solid garbage in sewage blocks filter holes in the cross-shaped filter plate is proved, at the moment, the control unit controls the cross-shaped filter plate to rotate through chain transmission, so that one surface with the solid garbage is changed from horizontal to vertical, the solid garbage falls into a collection box in the filter unit through the gravity of the solid garbage, and some solid garbage attached to the surface of the cross-shaped filter plate can be flushed and fallen onto a baffle plate by water flow in the next round of filtering, and falls into the collection box along with the rotation of the baffle plate; therefore, the solid garbage can be prevented from blocking the cross-shaped filter plate, and the service life of the cross-shaped filter plate can be prolonged.
2. According to the invention, the cross-shaped filter plate is arranged on the shell, so that sewage can flow through two surfaces of the cross-shaped filter plate whenever entering the filter unit, which is equivalent to twice filtration, and the amount of solid garbage in the sewage is greatly reduced after the sewage is twice filtered, so that the filtering effect of the sewage treatment device is better, and the service life of the activated carbon plate is prolonged.
3. The invention installs a disinfection unit behind the adsorption unit, and leads chlorine dioxide gas into the disinfection unit to react with water to generate chloric acid, and the chloric acid has strong oxidizing property and can oxidize toxic substances and pathogenic bacteria in the water to achieve a disinfection effect on the sewage.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the utility model provides a building sewage treatment plant, through a cross filter of installation on the casing, a collection unit of installation under the filter unit, can make the solid waste in the sewage periodically fall into the collecting box in, avoid the solid waste in the sewage to block up cross filter, improved the filter effect, increased work efficiency.
The invention provides the following technical scheme: a building sewage treatment device comprises a sewage tank, a shell, a control unit, a power unit, a water pumping unit and a sewage treatment unit, wherein the sewage tank is fixed on the ground; the shell is fixedly arranged on the right side of the sewage tank; the control unit is fixedly arranged in front of the shell; the power unit is fixedly arranged below the control unit; the water pumping unit is fixedly arranged above the sewage tank; the sewage treatment unit is fixedly arranged in the shell; a filtering unit is fixedly arranged in the shell and is used for filtering solid garbage in sewage;
the filtering unit comprises a first rotating shaft, a cross-shaped filtering plate, a filtering motor, a first chain wheel, a second chain wheel, a chain and a flowmeter, the first rotating shaft is rotatably connected in the shell, and the first rotating shaft is used for driving the cross-shaped filtering plate to rotate; the first rotating shaft is coaxially and fixedly provided with the cross-shaped filter plate, and the cross-shaped filter plate is used for filtering solid garbage in sewage; the cross-shaped filter plate can be used for periodically filtering the filter holes in four different directions of the cross-shaped filter plate through rotation, so that the service life of the cross-shaped filter plate can be effectively prolonged, the replacement period of the cross-shaped filter plate is prolonged, and a better filtering effect can be generated; the filtering motor is fixedly arranged below the shell and used for providing power for the first chain wheel; the output shaft of the filtering motor is fixedly connected with a first chain wheel coaxially, and the first chain wheel is used for driving a second chain wheel to rotate; an overload protector (not shown in the figure) is fixedly arranged between the output shaft of the filtering motor and the second chain wheel and is used for providing overload protection for the filtering unit; the outer side of the first rotating shaft is fixedly connected with a second chain wheel coaxially, and the second chain wheel is used for driving the first rotating shaft to rotate; the chain is meshed with the first chain wheel and the second chain wheel and is used for connecting the first chain wheel and the second chain wheel; a flow meter is fixedly arranged outside the shell and used for detecting the flow of water after passing through the cross-shaped filter plate and transmitting the flow to the control unit;
when the filtering unit works, sewage enters the shell from the water inlet, water flow filters the sewage through the cross-shaped filtering plate, the cross-shaped filtering plate can filter solid garbage in the sewage, so that the solid garbage and sludge can block a filtering hole of the cross-shaped filtering plate, the flow of the water flow can be reduced due to the blocking of the filtering hole, when the flow meter detects that the flow velocity of the water flow in the filtering unit is smaller than a preset minimum value A, the flow meter transmits information to the control unit, the control unit controls the filtering motor to rotate, the filtering motor drives the first chain wheel to rotate, the first chain wheel drives the second chain wheel to rotate through a chain, the first rotating shaft drives the cross-shaped filtering plate to rotate, when the cross-shaped filtering plate rotates 90 degrees, the rotation is stopped, at the moment, the solid garbage in the cross-shaped filtering plate falls into the collecting box due to gravity, the solid garbage stands still, and after ten seconds, the next round of filtering is started;
each plate surface on the cross-shaped filter plate is uniformly provided with 5 elastic strain gauges (not shown in the figure) along the central axis, and the positions of the 5 elastic strain gauges on the plate surface of each cross-shaped filter plate are A respectively 1 、A 2 、A 3 、A 4 And A 5 The elastic strain gauge is used for detecting the deformation condition of each plate surface of the cross-shaped filter plate, when the plate surface of the cross-shaped filter plate bears a large block of solid garbage, the elastic strain gauge can detect that the plate surface of the cross-shaped filter plate 42 bears a force exceeding the force of plastic deformation generated by the cross-shaped filter plate 42 to generate deformation, and the deformation can influence the filtering effect (as shown by a line B in fig. 11); therefore, the elasticity foil gage can give the control unit with signal transmission when detecting that the cross filter takes place to warp, and the rapid cooperation work of control unit control filter unit, collection unit and blocking unit makes the rotation of cross filter 90, makes the bold solid waste on the cross filter drop in the collection unit, and control unit sends the warning simultaneously and reminds the staff in time to change the new cross filter.
Preferably, a water pumping unit is fixedly installed on the sewage tank, and the water pumping unit is used for pumping water in the sewage tank to the filtering unit;
the water pumping unit comprises a water pumping pipe and a water pumping pump, the upper part of the sewage tank is hermetically connected with one end of the water pumping pipe, the other end of the water pumping pipe is hermetically connected with the shell, and the water pumping pipe is used for conveying sewage into the filtering unit; the water suction pump is fixed above the sewage tank and used for providing power for the water suction unit;
when the water pumping unit works, the water pumping pump operates to pump sewage from the sewage tank to the filtering unit, when the flowmeter detects that the flow velocity of water in the filtering unit is smaller than a preset minimum value A, the control unit controls the water pumping pump to stop working, the water pumping unit stops pumping water, and when the filtering unit rotates for 90 degrees and stands still for ten seconds, the control unit controls the water pumping pump to start working, and the water pumping unit starts pumping water.
Preferably, a collecting unit is fixedly installed below the filtering unit and used for collecting the solid garbage filtered by the filtering unit;
the collecting unit comprises a collecting motor, a second rotating shaft, a first baffle and a collecting box, wherein the collecting motor is fixedly connected to the shell and used for providing rotating power for the second rotating shaft; the collecting motor output shaft is fixedly connected with a second rotating shaft coaxially, and the second rotating shaft is used for driving the first baffle to rotate; an overload protector (not shown in the figure) is fixedly arranged between the output shaft of the collection motor and the second rotating shaft and is used for providing overload protection for the collection unit; the second rotating shaft is fixedly connected with one end of the first baffle, and the first baffle is used for isolating the filtering unit from the collecting unit when the filtering unit filters; the bottom of the shell is fixedly provided with a collecting box, and the collecting box is used for collecting the solid garbage filtered by the filtering unit;
when the collecting unit works, after the control unit receives a signal that the flow rate of water flow in the filtering unit is detected to be smaller than a preset minimum value A by the flowmeter, the control unit starts to control the collecting motor to rotate, the collecting motor drives the second rotating shaft to rotate, and the second rotating shaft drives the first baffle to rotate downwards, so that solid garbage on the cross-shaped filtering plate can enter the collecting box conveniently; after ten seconds, the control unit controls the collecting motor to rotate reversely, the collecting motor rotates to drive the second rotating shaft to rotate, the second rotating shaft rotates to drive the first baffle to rotate upwards, and the first baffle stops rotating after rotating by 90 degrees.
Preferably, the collecting unit is provided with a blocking unit, and the blocking unit is used for blocking a cross-shaped filter plate in the filter unit;
the blocking unit comprises a switch, a blocking motor, a third rotating shaft and a second baffle, the switch is fixedly arranged in the collecting box, and the switch is used for controlling the second baffle to rotate; the blocking motor is fixedly arranged on the outer side of the shell and is used for driving the third rotating shaft to rotate; the switch is electrically connected with the blocking motor, an output shaft of the blocking motor is coaxially and fixedly connected with the third rotating shaft, and the third rotating shaft is used for driving the second baffle to rotate; an overload protector (not shown in the figure) is fixedly arranged between the output shaft of the blocking motor and the third rotating shaft and is used for providing overload protection for the blocking unit; a second baffle is fixedly arranged on the outer side of the third rotating shaft and used for blocking the cross-shaped filter plate;
the during operation of the blocking unit, no. one baffle in the collecting unit is when 90 ° of downward rotation, no. one baffle can extrude the switch, the switch is extruded and is blocked the motor and begin to rotate, it drives No. three axis of rotation to block the motor and rotate, no. three axis of rotation drive No. two baffles and rotate, no. two baffles are rotated to the horizontality by vertical state, so that cooperation filter unit rotates, treat that filter unit rotates the completion back, rubbish on the cross filter falls into behind the dustbin, no. one baffle in the collecting unit is rotatory upwards, the switch is not extruded this moment, it begins the upset to block the motor, it rotates to block No. three axis of rotation of motor drive, no. three axis of rotation drive No. two baffles and rotate, no. two baffles are rotated to vertical state by the horizontality, no. two baffles are used for blockking the cross filter and rotate this moment.
Preferably, the activated carbon plate is fixedly installed on the right side of the collecting box and provided with an adsorption unit, and the adsorption unit is used for adsorbing particulate matters and colloidal matters in water;
the adsorption unit comprises a water storage tank and a water outlet pipe, the water storage tank is fixedly connected to the water storage tank on the right side of the collecting tank and used for storing filtered water, the activated carbon plates are fixedly installed in the water storage tank, the activated carbon plates are provided with three layers and are parallel to each other, and the activated carbon plates are used for adsorbing particulate matters and colloidal matters in the water; the right side of the water storage tank is fixedly and hermetically connected with the water outlet pipe, and the water outlet pipe is used for connecting the adsorption unit and the disinfection unit.
Preferably, a disinfection unit is fixedly installed on the right side of the adsorption unit and used for removing toxic substances in the sewage;
the disinfection unit comprises a disinfection water tank, a feed pipe and a pipe cover, the disinfection water tank is fixedly connected to the right side of the water outlet pipe, and the disinfection water tank is used for disinfecting filtered water; the top of the disinfection water tank is fixedly provided with a feed pipe, and the feed pipe is used for feeding disinfection gas into the disinfection water tank; inlet pipe top fixed mounting has the tube cap, and the tube cap is arranged in preventing that the disinfection gas in the disinfection water tank from passing through the inlet pipe entering air.
Preferably, grooves with the inclination angle of 45 degrees are formed at the top ends of the cross-shaped filter plate and the second baffle, and are used for tightly attaching the cross-shaped filter plate and the second baffle to prevent water flow from flowing out through a connecting gap between the cross-shaped filter plate and the second baffle; the reason for adopting the 45-degree groove is that the stress can be more uniform due to the 45-degree groove, and the stress deformation is not easy to generate.
Preferably, the groove of the cross-shaped filter plate is fixedly provided with hemispherical lugs which are uniformly distributed along the central line of the groove; the groove of No. two baffles is seted up the hemisphere recess with hemisphere lug one-to-one, and the installation hemisphere lug is used for increasing the frictional force between two grooves, prevents that rivers from too big removing the cross filter.
Preferably, waterproof sealing rubber strips are fixedly arranged at the contact positions of the first baffle, the collecting box and the cross-shaped filter plate, and the sealing rubber strips are used for preventing water from permeating into the collecting box; the waterproof sealant strip is made of nitrile rubber, and the nitrile rubber has good wear resistance and can have very long service life.
Preferably, the disinfection material of the disinfection unit is chlorine dioxide, generally adopted disinfection materials include liquid chlorine disinfection, ozone and chlorine dioxide, and liquid chlorine reacts with water to easily generate carcinogens, so that liquid chlorine is not suitable to be adopted as the disinfection material; the ozone has high cost and is mainly used for treating reclaimed water; chlorine dioxide only has oxidation effect and does not have chlorination effect, so carcinogenic substances are not generated generally, and the disinfection effect of the chlorine dioxide is not influenced by the PH value, so the device is suitable for adopting the chlorine dioxide as a disinfection material;
the disinfection principle is that chlorine dioxide reacts with water to generate chloric acid, and the chemical reaction equation is as follows: 2ClO 2 +H 2 O＝HClO 2 +HClO 3 Hypochlorous acid has strong oxidizing property, so that chloric acid can kill germs in water and play a role in disinfection.
The invention has the following beneficial effects:
1. according to the invention, the cross-shaped filter plate and the flowmeter are arranged on the shell, when the flowmeter detects that the flow rate of water in the filter unit is smaller than a preset minimum value, the fact that solid garbage in sewage blocks filter holes in the cross-shaped filter plate is proved, at the moment, the control unit controls the cross-shaped filter plate to rotate through chain transmission, so that one surface with the solid garbage is changed from horizontal to vertical, the solid garbage falls into a collection box in the filter unit through the gravity of the solid garbage, and some solid garbage attached to the surface of the cross-shaped filter plate can be flushed and fallen onto a baffle plate by water flow in the next round of filtering, and falls into the collection box along with the rotation of the baffle plate; therefore, the solid garbage can be prevented from blocking the cross-shaped filter plate, and the service life of the cross-shaped filter plate can be prolonged.
2. According to the invention, the cross-shaped filter plate is arranged on the shell, so that sewage can flow through two surfaces of the cross-shaped filter plate whenever entering the filter unit, and the two surfaces are equivalent to twice filtering, and after the sewage is filtered twice, the amount of solid garbage in the sewage is greatly reduced, so that the filtering effect of the sewage treatment device is better, and the service life of the activated carbon plate is prolonged.
3. The invention installs a disinfection unit behind the adsorption unit, and chlorine dioxide gas is introduced into the disinfection unit to react chlorine dioxide with water to generate chloric acid, and chloric acid has strong oxidizing property and can oxidize toxic substances and pathogenic bacteria in water to achieve a disinfection effect on sewage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the present invention in operation;
FIG. 3 is an overall cross-sectional view of the present invention;
FIG. 4 is a schematic view of a filtration unit of the present invention;
FIG. 5 is a schematic structural diagram of a collecting unit and a blocking unit according to the present invention;
FIG. 6 is a schematic view of the barrier unit according to the present invention in operation;
FIG. 7 is a schematic cross-sectional view of an adsorption unit of the present invention;
FIG. 8 is a schematic cross-sectional view of a sterilization unit of the present invention;
FIG. 9 is a schematic view of the cross-shaped filter plate and the end of baffle II of the present invention;
FIG. 10 is a schematic view of the seal strip installation of the present invention;
FIG. 11 is a diagram of a cross filter plate force simulation according to the present invention.
In the figure: the sewage tank comprises a sewage tank 1, a shell 2, a control unit 3, a filtering unit 4, a first rotating shaft 41, a cross-shaped filtering plate 42, a filtering motor 43, a first chain wheel 44, a second chain wheel 45, a chain 46, a flowmeter 47, a groove 48, a hemispherical bump 49, a pumping unit 5, a pumping pipe 51, a pumping pump 52, a collecting unit 6, a collecting motor 61, a second rotating shaft 62, a first baffle 63, a collecting tank 64, a sealing rubber strip 65, a blocking unit 7, a switch 71, a blocking motor 72, a third rotating shaft 73, a second baffle 74, a hemispherical groove 75, an adsorption unit 8, a water storage tank 81, an activated carbon plate 82, a water outlet pipe 83, a disinfection unit 9, a disinfection water tank 91, a feeding pipe 92 and a pipe cover 93.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
As shown in fig. 1 to 11, the sewage treatment device for buildings according to the present invention comprises a sewage tank 1, a housing 2, a control unit 3, a power unit, a pumping unit 5 and a sewage treatment unit, wherein the sewage tank 1 is fixed on the ground; the shell 2 is fixedly arranged on the right side of the sewage tank 1; the control unit 3 is fixedly arranged in front of the shell 2; the power unit is fixedly arranged below the control unit 3; the pumping unit 5 is fixedly arranged above the sewage tank 1; the sewage treatment unit is fixedly arranged in the shell 2; a filtering unit 4 is fixedly installed in the shell 2, and the filtering unit 4 is used for filtering solid garbage in sewage;
the filtering unit 4 comprises a first rotating shaft 41, a cross filtering plate 42, a filtering motor 43, a first chain wheel 44, a second chain wheel 45, a chain 46 and a flowmeter 47, the first rotating shaft 41 is connected in the shell 2 in a rotating mode, and the first rotating shaft 41 is used for driving the cross filtering plate 42 to rotate; the first rotating shaft 41 is coaxially and fixedly provided with the cross-shaped filter plate 42, and the cross-shaped filter plate 42 is used for filtering solid garbage in sewage; the cross-shaped filter plate 42 can be rotated to periodically filter the filter holes in four different directions of the cross-shaped filter plate 42, so that the service life of the cross-shaped filter plate 42 can be effectively prolonged, the replacement period of the cross-shaped filter plate 42 is prolonged, and a better filtering effect can be achieved; the filtering motor 43 is fixedly arranged below the shell 2, and the filtering motor 43 is used for providing power for the first chain wheel 44; the output shaft of the filtering motor 43 is coaxially and fixedly connected with a first chain wheel 44, and the first chain wheel 44 is used for driving a second chain wheel 45 to rotate; the outer side of the first rotating shaft 41 is fixedly connected with a second chain wheel 45 coaxially, and the second chain wheel 45 is used for driving the first rotating shaft 41 to rotate; an overload protector (not shown in the figure) is fixedly arranged between the output shaft of the filtering motor 43 and the second chain wheel 45 and is used for providing overload protection for the filtering unit; the chain 46 is meshed with the first chain wheel 44 and the second chain wheel 45, and the chain 46 is used for connecting the first chain wheel 44 with the second chain wheel 45; a flow meter 47 is fixedly installed outside the shell 2, the flow meter 47 adopts an ultrasonic flow meter, and the flow meter 47 is used for detecting the flow of water after passing through the cross-shaped filter plate 42 and transmitting the flow to the control unit 3;
when the filtering unit 4 works, sewage enters the shell 2 from the water inlet, water flow filters the sewage through the cross-shaped filtering plate 42, the cross-shaped filtering plate 42 can filter solid garbage in the sewage, therefore, the solid garbage and sludge can block a filtering hole of the cross-shaped filtering plate 42, the flow rate of the water flow can be reduced due to the blocking of the filtering hole, when the flow meter 47 detects that the flow rate of the water flow in the filtering unit 4 is smaller than a preset minimum value A, the flow meter 47 transmits information to the control unit 3, the control unit 3 controls the filtering motor 43 to rotate, the filtering motor 43 drives the first chain wheel 44 to rotate, the first chain wheel 44 drives the second chain wheel 45 to rotate through the chain 46, the second chain wheel 45 drives the first rotating shaft 41 to rotate, the first rotating shaft 41 drives the cross-shaped filtering plate 42 to rotate, when the cross-shaped filtering plate 42 rotates by 90 degrees, the solid garbage in the cross-shaped filtering plate 42 can fall into the collecting box 64 due to gravity, and after ten seconds, the next round of filtering is started;
each plate surface on the cross-shaped filter plate 42 is uniformly provided with 5 elastic strain gauges (not shown in the figure) along the central axis, and the positions of the 5 elastic strain gauges on the plate surface of each cross-shaped filter plate 42 are A respectively 1 、A 2 、A 3 、A 4 And A 5 The elastic strain gauge is used for detecting the deformation of each plate surface of the cross-shaped filter plate 42, and when the plate surface of the cross-shaped filter plate 42 bears a large solid garbage, the elastic strain gauge can detect that the plate surface of the cross-shaped filter plate 42 bears a force exceeding the plastic deformation of the cross-shaped filter plate 42 to generate deformation, and the deformation can influence the filtering effect (as shown by a line B in fig. 11); therefore, the elasticity foil gage can give control unit 3 with signal transmission when cross filter 42 takes place to warp, and control unit 3 control filter unit 4, collection unit 6 and the rapid cooperation work of blocking unit 7 make cross filter 42 rotatory 90, and the bold solid waste on the cross filter 42 falls in collection unit 6, and control unit 3 sends the warning simultaneously and reminds the staff in time to change new cross filter 42.
When the blocking unit 7 works, when the first blocking plate 63 in the collecting unit 6 rotates downwards for 90 degrees, the first blocking plate 63 can extrude the switch 71, the switch 71 is extruded to block the motor 72 to rotate, the blocking motor 72 drives the third rotating shaft 73 to rotate, the third rotating shaft 73 drives the second blocking plate 74 to rotate, the second blocking plate 74 rotates from the vertical state to the horizontal state, so that the matched filtering unit 4 rotates, after the filtering unit 4 rotates, garbage of the cross-shaped filtering plate 42 falls into a garbage can, the first blocking plate 63 in the collecting unit 6 rotates upwards, the switch 71 is not extruded at the moment, the control unit 3 controls the blocking motor 72 to turn over, the blocking motor 72 drives the third rotating shaft 73 to rotate, the third rotating shaft 73 drives the second blocking plate 74 to rotate, the second blocking plate 74 rotates from the horizontal state to the vertical state, and the second blocking plate 74 is used for blocking the rotation of the cross-shaped filtering plate 42 at the moment.
As shown in fig. 7, as an embodiment of the present invention, an adsorption unit 8 is fixedly installed at the right side of the collection box 64, and the adsorption unit 8 is used for adsorbing particulate matters and colloidal matters in water;
the adsorption unit 8 comprises a water storage tank 81, an activated carbon plate 82 and a water outlet pipe 83, the water storage tank 81 is fixedly connected to the right side of the collection box 64, and the water storage tank 81 is used for storing filtered water; the activated carbon plates 82 are fixedly installed in the water storage tank 81, the activated carbon plates 82 are provided with three layers and are parallel to each other, and the activated carbon plates 82 are used for adsorbing particulate matters and colloidal matters in water; the right side of the water storage tank 81 is fixedly and hermetically connected with the water outlet pipe 83, and the water outlet pipe 83 is used for connecting the adsorption unit 8 and the disinfection unit 9.
As shown in fig. 8, as an embodiment of the present invention, a disinfection unit 9 is fixedly installed at the right side of the adsorption unit 8, and the disinfection unit 9 is used for removing toxic substances in the sewage;
the disinfection unit 9 comprises a disinfection water tank 91, a feed pipe 92 and a pipe cover 93, the disinfection water tank 91 is fixedly connected to the right side of the water outlet pipe 83, and the disinfection water tank 91 is used for disinfecting filtered water; a feed pipe 92 is fixedly arranged at the top of the sterilizing water tank 91, and the feed pipe 92 is used for feeding sterilizing gas into the sterilizing water tank 91; a pipe cover 93 is fixedly mounted on the top of the feeding pipe 92, and the pipe cover 93 is used for preventing the sterilizing gas in the sterilizing water tank 91 from entering the air through the feeding pipe 92.
As shown in fig. 9, as an embodiment of the present invention, grooves 48 with an inclination angle of 45 ° are formed at the top ends of the cross-shaped filter plate 42 and the second baffle 74, and the grooves 48 are used for tightly attaching the cross-shaped filter plate 42 and the second baffle 74 to prevent water from flowing out through a connecting gap therebetween; the 45-degree groove 48 is adopted because the 45-degree groove 48 can enable the stress to be more uniform and is not easy to generate stress deformation.
As shown in fig. 9, as an embodiment of the present invention, hemispherical protrusions 49 are fixedly installed on the grooves 48 of the cross-shaped filter plate 42, and the hemispherical protrusions 49 are uniformly distributed along the central line of the grooves 48; the groove 48 of the second baffle 74 is provided with hemispherical grooves 75 corresponding to the hemispherical bumps 49 one by one, and the hemispherical bumps 49 are arranged to increase the friction force between the two grooves 48, so that the cross-shaped filter plate 42 is prevented from moving due to overlarge water flow.
As shown in fig. 10, as an embodiment of the present invention, waterproof sealing rubber strips 65 are fixedly installed at the positions where the first baffle 63 contacts the collection box 64 and the cross-shaped filter plate 42, and the sealing rubber strips 65 are used for preventing water from penetrating into the collection box 64; the waterproof sealing rubber strip 65 is made of nitrile rubber, and the nitrile rubber has good wear resistance and can have a very long service life.
As shown in fig. 8, as an embodiment of the present invention, chlorine dioxide is used as the sterilization material of the sterilization unit 9, and liquid chlorine, ozone and chlorine dioxide are generally used as the sterilization material, and the liquid chlorine reacts with water to easily generate carcinogenic substances, so that liquid chlorine is not suitable as the sterilization material; the ozone has high cost and is mainly used for treating reclaimed water; chlorine dioxide only has oxidation effect and does not have chlorination effect, so carcinogenic substances are not generated generally, and the disinfection effect of the chlorine dioxide is not influenced by the PH value, so that the device is suitable for adopting the chlorine dioxide as a disinfection material;
the disinfection principle is that chlorine dioxide reacts with water to generate chloric acid, and the chemical reaction equation is as follows: 2ClO 2 +H 2 O＝HClO 2 +HClO 3 Hypochlorous acid has strong oxidizing property, so that chloric acid can kill germs in water to play a role in disinfection.
When the device works, the water suction pump 52 operates to pump sewage from the water storage tank 81 to the filtering unit 4, the sewage enters the adsorption unit 8 after passing through the cross-shaped filtering plate 42 of the filtering unit 4, the cross-shaped filtering plate 42 filters solid garbage in the sewage, and the solid garbage blocks the filtering holes of the cross-shaped filtering plate 42 to reduce the water flow rate filtered by the filtering unit 4, so that the control unit 3 controls the water suction pump 52 to stop pumping water after detecting a signal that the flow rate of water in the filtering unit 4 is smaller than a preset minimum value A by the flowmeter 47 positioned outside the shell 2;
after ten seconds, the sewage in the filtering unit 4 completely flows into the adsorption unit 8, at this time, the control unit 3 controls the collection motor 61 to rotate, the collection motor 61 drives the second rotating shaft 62 to rotate, the second rotating shaft 62 rotates to drive the first baffle 63 to rotate downwards, the first baffle 63 extrudes the switch 71 of the blocking unit 7, the blocking motor 72 in the blocking unit 7 starts to rotate, the blocking motor 72 drives the third rotating shaft 73 to rotate, the third rotating shaft 73 drives the second baffle 74 to rotate, the second baffle 74 rotates from a vertical state to a horizontal state, meanwhile, the control unit 3 controls the filtering motor 43 to rotate, the filtering motor 43 drives the first sprocket 44 to rotate, the first sprocket 44 drives the second sprocket 45 to rotate through the chain 46, the second sprocket 45 drives the first rotating shaft 41 to rotate, the first rotating shaft 41 drives the cross-shaped filtering plate 42 to rotate, when the cross-shaped filtering plate 42 rotates by 90 degrees, at this time, one side of the cross-shaped filtering plate 42 with solid garbage is in a vertical state, and the solid garbage can fall into the collection box 64 due to gravity; when solid-state rubbish is too big, can not block up the filtration pore in the cross filter 42 usually, but the cross filter 42 will bear the gravity that is greater than its bearing capacity, and overload protection ware detects the moment of torsion of a axis of rotation and surpasses the setting value and give control unit 3 with information transfer this moment, and control unit 3 control collection unit in the baffle of a baffle rotate, and control unit 3 control No. two baffles rotate simultaneously, make bold rubbish drop in the collecting box rapidly to avoid damaging cross filter 42.
After ten seconds, the solid garbage basically falls off, and the solid garbage remained on the surface of the cross-shaped filter plate 42 falls on the first baffle 63 due to the flushing of the next water flow and falls into the collection box 64 along with the next rotation of the first baffle 63; at the moment, the control unit 3 controls the collection motor 61 to rotate reversely, the collection motor 61 drives the second rotating shaft 62 to rotate, the second rotating shaft 62 drives the first baffle 63 to rotate upwards, the switch 71 in the blocking unit 7 is not extruded any more, the blocking motor 72 starts to turn over, the blocking motor 72 drives the third rotating shaft 73 to rotate, the third rotating shaft 73 drives the second baffle 74 to rotate, the second baffle 74 rotates from a horizontal state to a vertical state, and the blocking unit 7 blocks the filtering unit from rotating and starts to filter next time; after the water filtered by the filtering unit 4 is adsorbed by the three layers of activated carbon plates 82 in the adsorbing unit 8, the particulate matters and the colloidal matters in the water are completely adsorbed, the adsorbed water enters the disinfecting unit 9 through the water outlet, chlorine dioxide gas is fed into the feed inlet at regular time and quantity by a worker, and after the toxic matters in the water are oxidized by the chlorine dioxide, the sewage is treated into water meeting the discharge standard and is discharged out of the disinfecting unit 9.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A building sewage treatment device comprises a sewage tank (1), a shell (2), a control unit (3), a power unit, a water pumping unit (5) and a sewage treatment unit, wherein the sewage tank (1) is fixed on the ground; the shell (2) is fixedly arranged on the right side of the sewage tank (1); the control unit (3) is fixedly arranged in front of the shell (2); the power unit is fixedly arranged below the control unit (3); the water pumping unit (5) is fixedly arranged above the sewage tank (1); the sewage treatment unit is fixedly arranged in the shell (2); the sewage treatment device is characterized in that a filtering unit (4) is fixedly arranged in the shell (2), and the filtering unit (4) is used for filtering solid garbage and sludge in sewage;
the filter unit (4) comprises a first rotating shaft (41), a cross-shaped filter plate (42), a filter motor (43), a first chain wheel (44), a second chain wheel (45), a chain (46) and a flowmeter (47), the first rotating shaft (41) is rotationally connected in the shell (2), and the cross-shaped filter plate (42) is fixedly arranged on the outer side of the first rotating shaft (41) and in the same axis; filter motor (43) fixed mounting in casing (1) below, filter motor (43) output shaft is with No. one sprocket of axle center fixed connection (44), no. two sprockets of axle center fixed connection (45) in a axis of rotation (41) outside, chain (46) with No. one sprocket (44) and No. two sprocket (45) meshes, casing (2) outer fixed mounting flowmeter (47).
2. The construction sewage treatment device according to claim 1, wherein: a water pumping unit (5) is fixedly installed in the sewage tank (1), and the water pumping unit (5) is used for pumping water in the sewage tank (1) to the filtering unit (4);
the unit (5) that draws water includes drinking-water pipe (51) and suction pump (52), sewage case (1) top with drinking-water pipe (51) one end sealing connection, the drinking-water pipe (51) other end with casing (2) sealing connection, suction pump (52) are fixed sewage case (1) top.
3. The construction sewage treatment device according to claim 2, wherein: a collecting unit (6) is fixedly arranged below the filtering unit (4), and the collecting unit (6) is used for collecting the solid garbage and the sludge filtered by the filtering unit (4);
the collecting unit (6) comprises a collecting motor (61), a second rotating shaft (62), a first baffle (63) and a collecting box (64), and the collecting motor (61) is fixedly connected to the shell (2); an output shaft of the collecting motor (61) is coaxially and fixedly connected with a second rotating shaft (62); the second rotating shaft (62) is fixedly connected with one end of the first baffle (63); and a collecting box (64) is fixedly arranged at the bottom of the shell (2).
4. The construction sewage treatment device according to claim 3, wherein: the collecting unit (6) is provided with a blocking unit (7), and the blocking unit (7) is used for blocking a cross-shaped filter plate (42) in the filtering unit (4);
the blocking unit (7) comprises a switch (71), a blocking motor (72), a third rotating shaft (73) and a second baffle (74), the switch (71) is fixedly installed inside the collecting box (64), the blocking motor (72) is fixedly installed on the outer side of the shell (2), the switch (71) is electrically connected with the blocking motor (72), the output shaft of the blocking motor (72) is fixedly connected with the third rotating shaft (73) in a coaxial line mode, and the second baffle (74) is fixedly installed on the outer side of the third rotating shaft (73).
5. The construction sewage treatment device according to claim 4, wherein: an adsorption unit (8) is fixedly arranged on the right side of the collection box (64), and the adsorption unit (8) is used for adsorbing particulate matters and colloidal matters in water;
the adsorption unit (8) comprises a water storage tank (81), an activated carbon plate (82) and a water outlet pipe (83), the water storage tank (81) is fixedly connected to the right side of the collection tank (64), the activated carbon plate (82) is fixedly installed in the water storage tank (81), and the activated carbon plates (82) are provided with three layers and are parallel to each other; the right side of the water storage tank (81) is fixedly and hermetically connected with the water outlet pipe (83).
6. The construction wastewater treatment device according to claim 5, wherein: a disinfection unit (9) is fixedly arranged on the right side of the adsorption unit (8), and the disinfection unit (9) is used for removing toxic substances in the sewage;
disinfection unit (9) are including disinfection water tank (91), inlet pipe (92) and tube cap (93), disinfection water tank (91) fixed connection be in outlet pipe (83) right side, disinfection water tank (91) top fixed mounting has inlet pipe (92), inlet pipe (92) top fixed mounting has tube cap (93).
7. The construction sewage treatment device according to claim 6, wherein: the top ends of the cross-shaped filter plates (42) and the second baffle (74) are provided with grooves (48) with the inclination angle of 45 degrees.
8. The construction sewage treatment device according to claim 7, wherein: hemispherical bumps (49) are fixedly arranged on the grooves (48) of the cross-shaped filter plates (42), and the hemispherical bumps (49) are uniformly distributed along the central lines of the grooves (48); and the groove (48) of the second baffle (74) is provided with hemispherical grooves (75) which correspond to the hemispherical bumps (49) one by one.
9. The construction sewage treatment device according to claim 8, wherein: the equal fixed mounting in place of a baffle (63) and collecting box (64) and cross filter (42) contact of telling has joint strip (65), joint strip (65) adopt the butadiene-acrylonitrile rubber material.
10. The construction wastewater treatment device according to claim 9, wherein: the disinfection material of the disinfection unit (9) is chlorine dioxide.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210968806.4A CN115286142B (en) | 2022-08-12 | 2022-08-12 | Building sewage treatment device |
| PCT/CN2022/113604 WO2024031739A1 (en) | 2022-08-12 | 2022-08-19 | Construction wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210968806.4A CN115286142B (en) | 2022-08-12 | 2022-08-12 | Building sewage treatment device |
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| CN115286142A true CN115286142A (en) | 2022-11-04 |
| CN115286142B CN115286142B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210968806.4A Active CN115286142B (en) | 2022-08-12 | 2022-08-12 | Building sewage treatment device |
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| CN (1) | CN115286142B (en) |
| WO (1) | WO2024031739A1 (en) |
Cited By (1)
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| CN116022866A (en) * | 2022-12-26 | 2023-04-28 | 江苏港科环保材料有限公司 | Sewage treatment control system |
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| CN117886486A (en) * | 2024-03-14 | 2024-04-16 | 陕西金河洗涤有限公司 | Sewage treatment device for washing |
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Also Published As
| Publication number | Publication date |
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| WO2024031739A1 (en) | 2024-02-15 |
| CN115286142B (en) | 2023-06-27 |
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