CN109942116A

CN109942116A - A kind of purification method and domestic sewage purification device of sanitary sewage

Info

Publication number: CN109942116A
Application number: CN201910307809.1A
Authority: CN
Inventors: 魏云霞; 吴福珍
Original assignee: Zhejiang University of Water Resources and Electric Power
Current assignee: Zhejiang University of Water Resources and Electric Power
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2019-06-28

Abstract

The invention discloses a kind of purification method of sanitary sewage and domestic sewage purification devices, belong to sewage purification field, a kind of purification method and domestic sewage purification device of sanitary sewage, including sewage disposal system, sewage disposal system includes sewage collection equipment, filter device is connected on sewage collection equipment, oxidation unit is connected on the output end of filter device, sedimentation basin is connected on the output end of oxidation unit, sludge treatment equipment is connected on settler, chlorination equipment is connected on the output end of sedimentation basin, wherein sludge collecting box and driving box are connected on filter device, the filter mechanism in filter device is rotated by the motor in driving box, it is poured onto the dirt on filter mechanism in sludge collecting box, it may be implemented to clear up the dirt accumulated on strainer in filter device automatically, the dirt on strainer is set to be not easy accumulation excessive, The dirt accumulated in filter device is set to will not influence the rate of sewage treatment.

Description

A kind of purification method and domestic sewage purification device of sanitary sewage

Technical field

The present invention relates to sewage purification fields, and the purification method and life more specifically to a kind of sanitary sewage are dirty Water purification installation.

Background technique

Sewage treatment is that the water quality requirement for being discharged into a certain water body to reach sewage or reusing purifies it Process.It is each that sewage treatment is widely used in building, agricultural, traffic, the energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and drink etc. The daily life of common people is also come into a field more and more

Sewage treatment, which refers to the process of, purifies it for the water quality requirement for making sewage reach draining or reuse.According to Sewage source classification, sewage treatment are generally divided into production sewage treatment and sanitary sewage disposal.Sanitary sewage disposal generally comprises Filter, be aerated, precipitating and etc..Aeration refers to the process of to be forced to shift into liquid by the oxygen in air, and the purpose is to make Sewage obtains dissolved oxygen, to guarantee that the microorganism in sewage has sufficient dissolved oxygen when decomposing organic matter.

Classify by sewage source, sewage treatment is generally divided into production sewage treatment and sanitary sewage disposal.Production waste packet Trade effluent, rural sewage and medical sewage etc. are included, sanitary sewage is the waste water being discharged in resident's daily life, main source Between residential architecture and public building, such as house, organ, school, hospital, shop, public place and industry hygiene.It is raw Pollutant contained by sewage living is mainly organic matter (such as protein, carbohydrate, fat, urea, ammonia nitrogen) and a large amount of diseases Pathogenic microorganism (such as parasitic ovum and enteric infection virus).The organic matter being present in sanitary sewage is extremely unstable, is easy corruption Change and generates stench.Bacterium and pathogen using organic matter in sanitary sewage as nutrition mass propagation, can lead to infectious disease from spreading It is popular.Therefore, it must be handled before sanitary sewage discharge.

Existing sewage treatment unit generally includes a lower pond with filter screen, and sanitary sewage had been poured into In the lower pond of strainer, prolonged filtering can make the accumulation of mud on strainer, be easy blocking filtration channel, so needing frequent The filter residue in filter screen is cleared up, is inconvenient.

Summary of the invention

1. technical problems to be solved

Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of purification method of sanitary sewage and Domestic sewage purification device, the dirt accumulated in easy cleaning filter device may be implemented in it, makes to be not easy to accumulate in filter device.

2. technical solution

To solve the above problems, the present invention adopts the following technical scheme that.

A kind of purification method and domestic sewage purification device of sanitary sewage, including sewage disposal system, at the sewage Reason system includes sewage collection equipment, and filter device, the output end of the filter device are connected on the sewage collection equipment On be connected with oxidation unit, sedimentation basin is connected on the output end of the oxidation unit, is connected with sludge on the settler Processing unit is connected with high-pressure pump, is connected on the output end of the sedimentation basin between the sludge treatment equipment and sedimentation basin Chlorination equipment.

Further, the filter device includes crust of the device, and sludge collecting box, institute are connected on the side wall of described device shell Stating crust of the device and digging close to one end of sludge collecting box has multiple mudholes, and closing door is rotatably connected in the mudhole, described It is connected with elastic rotation shaft between closing door and the inner wall of mudhole, is connected with and multiple matches in described device shell with closing door Filter mechanism, the filter mechanism includes a pair of of protective shell, rotation axis is connected on a protective shell, outside described device It is connected with driving box on shell, is connected with intermeshing first gear and second gear in the driving box, in the driving box It is fixedly connected with the first motor to match with second gear, the first gear is fixedly connected with the rotating shaft, the protection It is rotatably connected to driving wheel and a pair of driven in shell, is connected with driving chain between the driving wheel and a pair of driven, one To filter mesh layer is connected between the driving chain, drive shaft is fixedly connected on the driving wheel, the drive shaft, which runs through, to be turned Moving axis is connected with the second motor to match with drive shaft in the driving box.

Further, the filter mesh layer includes active carbon stratum reticulare and a pair of aluminum alloy stratum reticulare, the activated carbon stratum reticulare It is bonded between a pair of aluminum alloy stratum reticulare, the corner of a pair of aluminum alloy stratum reticulare is fixed with driving chain again after being pressed by pressing machine to be connected It connects.

Further, the filter mesh layer is divided into the upper half and lower half, and the aperture of the lower half is greater than the hole of the upper half Diameter makes to be not easy to accumulate dirt in filter mesh layer.

Further, the upper end of the closing door, which is dug, multiple discharge orifices, makes to be not easy to accumulate sewage on closing door.

Further, the stop collar to match with filter mechanism is fixedly connected on the inner wall of described device shell.

Further, it is fixedly connected with the laser sensor to match with filter mechanism on the inner wall of described device shell, The laser sensor is connect with the first motor signal, and the spacing between the laser sensor and filter mesh layer is 0.5- 0.7cm。

Further, be fixedly connected with the waterproof cover to match with driving chain on the protective shell, the waterproof cover with Gap between protective shell is identical as the thickness of driving chain, and the protective shell and waterproof cover are slidably connected with driving chain.

Further, the connection to match with filter mesh layer is connected between two driven wheels in a pair of protective shell Roller facilitates support filter mesh layer, facilitates and drives filter mesh layer movement.

Further, quick lime adding set, drying device and compression set are connected in the sludge treatment equipment.

3. beneficial effect

Compared with the prior art, the present invention has the advantages that

(1) this programme can clear up the dirt accumulated on strainer in filter device automatically, and the dirt on strainer is made to be not easy heap Product is excessive, is not easy to plug strainer, and the dirt on strainer be cleaned after enter in sludge treatment equipment and sedimentation basin and collect Sludge it is processed together, it is convenient and efficient.

(2) this programme detects the accumulation of mud height on strainer by laser sensor, when accumulation of mud to laser sensing Where device when height, laser sensor can send a signal to the motor in driving box, and motor is made to drive filter mechanism movement, Pour into the dirt on filter mechanism in sludge collecting box.

(3) filter mesh layer in this programme is formed by aluminium alloy strainer with active carbon filter net, keeps filter mesh layer with higher soft Toughness and tear resistance, when driving chain being made to drive filter mesh layer movement, filter mesh layer is not easy to break.

Detailed description of the invention

Fig. 1 is the schematic diagram of sewage disposal system of the invention；

Fig. 2 is the perspective view of filter device of the invention；

Fig. 3 is the structural schematic diagram that filter device of the invention removes driving box；

Fig. 4 is that filter device of the invention removes sludge collecting box structural schematic diagram；

Fig. 5 is the structural schematic diagram that filter device of the invention removes driving box and sludge collecting box；

The cross-sectional view at protective shell when Fig. 6 is filter device work of the invention；

Fig. 7 is the cross-sectional view at the protective shell of filter device blowdown of the invention constantly；

Cross-sectional view at the rotation axis of filter device Fig. 8 of the invention；

Fig. 9 is the structural schematic diagram in Fig. 8 at A；

Figure 10 is the filter mechanism structural schematic diagram of the filter device of invention.

Figure label explanation:

1 filter device shell, 2 sludge collecting box, 3 driving box, 301 first gears, 302 second gears, 303 first motor, 304 second motor, 4 filter mechanisms, 401 protective shells, 402 rotation axis, 403 driving wheels, 404 driven wheels, 405 connection rollers, 406 Filter mesh layer, 407 driving chains, 5 closing doors, 6 elastic rotation shafts,.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention；Technical solution in the embodiment of the present invention carries out clear, complete Site preparation description；Obviously；Described embodiments are only a part of the embodiments of the present invention；Instead of all the embodiments, it is based on Embodiment in the present invention；It is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment；It shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end " Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand For indication or suggestion relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific Situation understands the concrete meaning of above-mentioned term in the present invention.

Embodiment 1:

Referring to Fig. 1, the purification method and domestic sewage purification device of a kind of sanitary sewage, including sewage disposal system, Sewage disposal system includes sewage collection equipment, is connected with filter device on sewage collection equipment, on the output end of filter device It is connected with oxidation unit, sedimentation basin is connected on the output end of oxidation unit, sludge treatment equipment is connected on settler, it is dirty It is connected with high-pressure pump between mud processing unit and sedimentation basin, chlorination equipment, Treatment of Sludge dress are connected on the output end of sedimentation basin Quick lime adding set, drying device and compression set are connected in setting.

Fig. 2, Fig. 4 and Fig. 6 are please referred to, filter device includes crust of the device 1, is connected with dirt collection on the side wall of crust of the device 1 Case 2, crust of the device 1 is dug close to one end of sludge collecting box 2 multiple mudholes, and closing door 5 is rotatably connected in mudhole, closes The upper end of door 5, which is dug, multiple discharge orifices, and elastic rotation shaft 6, crust of the device 1 are connected between closing door 5 and the inner wall of mudhole Inside be connected with multiple filter mechanisms 4 to match with closing door 5, closing door 5 close to filter mechanism 4 one end protrusion and with filtering The lower end of mechanism 4 is bonded, and one side polishing of the closing door 5 far from filter mechanism 4 is coarse, is fixedly connected on the inner wall of crust of the device 1 There is the stop collar to match with filter mechanism 4, stop collar makes the reset of filter mechanism 4 make to keep horizontal.

Fig. 8, Fig. 9 and Figure 10 are please referred to, filter mechanism 4 includes a pair of of protective shell 401, is connected on a protective shell 401 Rotation axis 402 is connected with driving box 3 on crust of the device 1, intermeshing first gear 301 and second is connected in driving box 3 Gear 302, the first motor 303 to match with second gear 302 is fixedly connected in driving box 3, and the first motor 303 is used It is rotated in driving second gear 302, first gear 301 is fixedly connected with rotation axis 402, is rotatably connected to master in protective shell 401 Driving wheel 403 and a pair of driven 404 are connected with and 406 phase of filter mesh layer between two driven wheels 404 in a pair of of protective shell 401 Matched connection roller 405 facilitates support filter mesh layer 406, facilitates and filter mesh layer 406 is driven to move.

Fig. 6, Fig. 7 and Fig. 9 are please referred to, driving chain 407 is connected between driving wheel 403 and a pair of driven 404, is protected The waterproof cover to match with driving chain 407, gap and biography between waterproof cover and protective shell 401 are fixedly connected on shell 401 The thickness of dynamic chain 407 is identical, and protective shell 401 and waterproof cover are slidably connected with driving chain 407, fixed on driving wheel 403 It is connected with drive shaft, drive shaft runs through rotation axis 402, is connected with the second motor to match with drive shaft in driving box 3 304, filter mesh layer 406 is connected between a pair of of driving chain 407, filter mesh layer 406 includes that active carbon stratum reticulare and a pair of aluminum are closed Golden stratum reticulare, activated carbon stratum reticulare are bonded between a pair of aluminum alloy stratum reticulare, after the corner of a pair of aluminum alloy stratum reticulare is pressed by pressing machine It is fixedly connected again with driving chain 407, filter mesh layer 406 divides for the upper half and lower half, and the aperture of lower half is greater than the upper half Aperture makes to be not easy to accumulate dirt in filter mesh layer 406, and filter mesh layer 406 is combined by aluminium alloy strainer and active carbon filter net high pressure, Active carbon filter net is for the peculiar smell and pernicious gas in absorption effluent, and aluminium alloy strainer is for filtering large granular impurity and increasing filter The intensity of stratum reticulare 406, aluminium alloy strainer are worked out flexibility and intensity with higher by aluminum-alloy wire, make filter mesh layer 406 Flexibility with higher and tear resistance, when making driving chain 407 that filter mesh layer 406 be driven to move, filter mesh layer is not easy to break.

Be fixedly connected with the laser sensor to match with filter mechanism 4 on the inner wall of crust of the device 1, laser sensor with The connection of first motor, 303 signal, the spacing between laser sensor and filter mesh layer 406 are 0.5-0.7cm, and laser sensor is used In accumulation of mud thickness on detection filter mesh layer 406, the accumulation of mud height on strainer is detected by laser sensor, works as dirt pile Product is to when height, laser sensor can send a signal to the motor in driving box 3, drive motor where laser sensor Filter mechanism 4 moves, and pours into the dirt on filter mechanism in sludge collecting box 2.

This programme can clear up the dirt accumulated on strainer in filter device automatically, and the dirt on strainer is made to be not easy to accumulate It is more, be not easy to plug strainer, and the dirt on strainer be cleaned after enter sludge treatment equipment and with collect in sedimentation basin Sludge is processed together, convenient and efficient.

In use, sanitary sewage enters in crust of the device 1 from the top of crust of the device 1, sewage passes through multiple filter mechanisms 4 Oxidation unit is flowed to again, and when needing to clear up filter mechanism 4, user opens the first motor 303, makes 302 band of second gear Dynamic first gear 301 rotates, to make first gear 301 that rotation axis 402 be driven to rotate, the rotation of filter mechanism 4 is realized with this, Envelope is contacted and pressed to rotation at closing door 5,4 rotation process of filter mechanism and the upper half of closing door 5 when filter mechanism 4 moves Door 5 is closed, closing door 5 is moved downward, mudhole is opened at this time, and filter mechanism 4 is heeling condition, is accumulated on filter mechanism 4 Dirt passes through mudhole and rolls into sludge collecting box 2, and user can also open the second motor 304 at this time, make the second motor 304 Driving wheel 403 is driven to rotate, the rotation of driving wheel 403 makes driving chain 407 that filter mesh layer 406 be driven to move, and makes on filter mesh layer 406 Dirt makes filter mesh layer 406 with the movement of driving chain 407, filters to movement at closing door 5 and the asperity contact with closing door 5 The rough surface that the dirt adhered on stratum reticulare 406 is closed door 5 is scraped and is fallen into sludge collecting box 2, cleans out rear user's control First motor 303 and the second motor 304 reset filter mechanism 4 and filter mesh layer 406, and filter mechanism 4 resets rear enclosed door 5 It is resetted under the action of elastic rotation shaft 6, mudhole is closed the closing of door 5 at this time.

It is connected with solenoid valve between filter device and sewage collection equipment, is not flowed in crust of the device 1 when solenoid valve is closed Enter sewage, solenoid valve sends a signal to laser sensor, opens laser sensor, when laser sensor optical path is by filter mesh layer When the dirt accumulated on 406 blocks, laser sensor can send a signal to controller, so that controller is sent a signal to first electronic Machine 303 and the second motor 304 make the first motor 303 and the second motor 304 repeat above-mentioned work, make on filter mechanism 4 Sundries enter in sludge collecting box 2, the dirt fallen into sludge collecting box 2 enter in sludge treatment equipment with the sludge that is discharged in sedimentation basin It is processed together.

It is described above；It is merely preferred embodiments of the present invention；But scope of protection of the present invention is not limited thereto； Anyone skilled in the art is in the technical scope disclosed by the present invention；According to the technique and scheme of the present invention and its It improves design and is subject to equivalent substitution or change；It should be covered by the scope of protection of the present invention.

Claims

1. the purification method and domestic sewage purification device of a kind of sanitary sewage, including sewage disposal system, it is characterised in that: institute Stating sewage disposal system includes sewage collection equipment, and filter device, the filter device are connected on the sewage collection equipment Output end on be connected with oxidation unit, sedimentation basin is connected on the output end of the oxidation unit, is connected on the settler It is connected to sludge treatment equipment, high-pressure pump, the output end of the sedimentation basin are connected between the sludge treatment equipment and sedimentation basin On be connected with chlorination equipment.

2. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 1, it is characterised in that: The filter device includes crust of the device (1), is connected on the side wall of described device shell (1) sludge collecting box (2), outside described device Shell (1) is dug close to the one end of sludge collecting box (2) multiple mudholes, is rotatably connected in the mudhole closing door (5), described It is connected between closing door (5) and the inner wall of mudhole elastic rotation shaft (6), multiple and envelope is connected in described device shell (1) The filter mechanism (4) that door (5) matches is closed, the filter mechanism (4) includes a pair of of protective shell (401), a protective shell (401) it is connected with rotation axis (402), is connected on described device shell (1) driving box (3) on, connection in the driving box (3) There are an intermeshing first gear (301) and second gear (302), is fixedly connected in the driving box (3) and second gear (302) the first motor (303) to match, the first gear (301) are fixedly connected with rotation axis (402), the protection Driving wheel (403) and a pair of driven (404), the driving wheel (403) and a pair of driven are rotatably connected in shell (401) (404) it is connected between driving chain (407), is connected with filter mesh layer (406) between a pair of driving chain (407), it is described Drive shaft is fixedly connected on driving wheel (403), the drive shaft runs through rotation axis (402), is connected in the driving box (3) The second motor (304) to match with drive shaft.

3. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 2, it is characterised in that: The filter mesh layer (406) includes active carbon stratum reticulare and a pair of aluminum alloy stratum reticulare, and the activated carbon stratum reticulare is bonded in a pair of aluminum Between alloy stratum reticulare, the corner of a pair of aluminum alloy stratum reticulare is fixedly connected with driving chain (407) again after being pressed by pressing machine.

4. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 2, it is characterised in that: The filter mesh layer (406) is divided into the upper half and lower half, and the aperture of the lower half is greater than the aperture of the upper half.

5. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 1, it is characterised in that: The upper end of the closing door (5), which is dug, multiple discharge orifices.

6. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 1, it is characterised in that: The stop collar to match with filter mechanism (4) is fixedly connected on the inner wall of described device shell (1).

7. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 1, it is characterised in that: The laser sensor to match with filter mechanism (4), the laser sensing are fixedly connected on the inner wall of described device shell (1) Device is connect with the first motor (303) signal, and the spacing between the laser sensor and filter mesh layer (406) is 0.5-0.7cm.

8. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 1, it is characterised in that: The waterproof cover to match with driving chain (407), the waterproof cover and protective shell are fixedly connected on the protective shell (401) (401) gap between is identical as the thickness of driving chain (407), the protective shell (401) and waterproof cover and driving chain (407) it is slidably connected.

9. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 1, it is characterised in that: The connection roller to match with filter mesh layer (406) is connected between two driven wheels (404) in a pair of protective shell (401) (405), facilitate support filter mesh layer (406), facilitate and drive filter mesh layer (406) movement.

10. the purification method and domestic sewage purification device of a kind of sanitary sewage according to claim 1, feature exist In: quick lime adding set, drying device and compression set are connected in the sludge treatment equipment.