CN108773987B - Domestic sewage filter material device - Google Patents
Domestic sewage filter material device Download PDFInfo
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- CN108773987B CN108773987B CN201810755018.0A CN201810755018A CN108773987B CN 108773987 B CN108773987 B CN 108773987B CN 201810755018 A CN201810755018 A CN 201810755018A CN 108773987 B CN108773987 B CN 108773987B
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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
- C02F1/28—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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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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
- C02F2001/007—Processes including a sedimentation step
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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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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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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Abstract
The invention discloses a domestic sewage filtering material device, which belongs to the field of domestic sewage treatment and comprises a filter cylinder, a buffer tank, a settling tank, an adsorption tank, a deoiling tank and a biochemical filter tank which are connected in sequence; a water inlet is formed in the lower part of one side of the filter cylinder, a sweeping scraper is arranged in the filter cylinder, and the free end of the sweeping scraper extends to the inner side wall of the filter cylinder; the lower part of the filter cylinder, which is opposite to the water inlet, is provided with a discharge hole connected with a sundries collecting box, and a filter screen layer is arranged in the sundries collecting box; be equipped with in the adsorption tank by high-speed motor driven pivot, be fixed with spiral slideway who encircles in the pivot, the spiral slideway outside limit is attached on the adsorption tank inside wall, and the even packing of adsorption tank inner gap department has active carbon, and one side that the adsorption tank bottom corresponds the spiral slideway lower extreme is connected with high temperature steam and produces the case. The invention can realize comprehensive impurity removal function for domestic sewage, especially has high efficiency for the functions of preliminary filtration and adsorption filtration of sewage, and has good treatment effect.
Description
Technical Field
The invention relates to the field of domestic sewage treatment, in particular to a domestic sewage filtering material device.
Background
In the prior art, domestic sewage refers to washing water discharged in daily life of residents, and mainly comprises kitchen sewage and toilet sewage, only a small part of the sewage is treated, most of the sewage is directly discharged into a river without being treated, pollutant components in the sewage are complex, the purpose of complete purification cannot be achieved by any treatment method, a treatment system is often formed by a plurality of methods to meet the treatment requirement, and the sewage treatment system can be divided into primary treatment, secondary treatment and advanced treatment according to different treatment degrees. The first stage treatment only removes suspended matters in sewage, mainly adopts a physical method, the treated sewage generally cannot meet the discharge standard, the second stage treatment is the most common biological treatment method, the biological treatment method can greatly remove colloid and dissolved organic matters in the sewage to ensure that the sewage meets the discharge standard, but the water after the second stage treatment also contains a certain amount of suspended matters, biologically undecomposed dissolved organic matters, dissolved inorganic matters, nitrogen, phosphorus and other algae proliferation nutrients and other various substances, so the high-demand discharge standard cannot be met, and the third stage treatment is to further remove pollutants which cannot be removed by the second stage treatment.
At present, a self-circulation integrated treatment device for domestic sewage is disclosed in the patent with the application publication number of CN 107739132A, which comprises a pretreatment unit, an aerobic biological unit, a biochemical filter unit and a disinfection unit, wherein the pretreatment unit comprises a grid, a primary sedimentation tank and a regulating tank, the aerobic biological unit comprises a secondary sedimentation tank and a rotary biological treatment unit, the biochemical filter unit comprises a filter tank and a biochemical filter material, the biochemical filter material is arranged in the filter tank, microorganisms for further degrading organic matters are further arranged on the biochemical filter material, and the disinfection unit is a disinfection tank. Can high-efficiently handle sewage, mainly have that area is little, the operation cost is low, equipment operation is reliable, can realize advantages such as decentralized sewage treatment. However, it has the following disadvantages: in the pretreatment, only a grating arranged in a container is adopted for preliminary filtration, so that the filtered impurities are inconvenient to collect, the impurities are likely to be attached or clamped on the grating to influence the subsequent filtration effect, and the collected impurities may contain more water; the later filtering mechanism adopts biological and biochemical filtering materials, the filtering function is not comprehensive enough, and the treated sewage may contain organic pollutants which are difficult to remove by a biological method and a chemical method.
Disclosure of Invention
1. Technical problem to be solved
The technical problem to be solved by the invention is to provide a domestic sewage filtering material device, which can conveniently collect impurities in the preliminary filtering of sewage and greatly reduce the water content in the impurities; adopt the active carbon adsorption function in the filter mechanism in later stage, can detach the organic pollutant that biological method and chemical method are difficult to get rid of, can improve the filter effect and promote filtration efficiency among the adsorption filtration, and the regeneration action of active carbon is comparatively convenient.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
a domestic sewage filtering material device comprises a filter cylinder, a buffer tank, a settling tank, an adsorption tank, a deoiling tank and a biochemical filtering tank which are sequentially connected through a pipeline;
the end face and the circumferential face of the filter cylinder are closed, the end face of the filter cylinder is vertically placed, a water inlet pipe communicated with the inner cavity of the filter cylinder is arranged at the upper part of one side of the filter cylinder, a water through hole is formed in the side wall of the lower part of the side where the water inlet pipe is located of the filter cylinder, a water receiving groove with the periphery tightly fixed on the outer surface of the filter cylinder is formed in the outer side of the water through hole, and a pipeline connected to a; a sweeping scraper driven by a motor I is arranged in the inner cavity of the filter cylinder, an output shaft of the motor I is arranged at the center of the filter cylinder, one end of the sweeping scraper is fixed on the output shaft, and the other end of the sweeping scraper extends to the inner side wall of the filter cylinder; the filter cartridge is provided with a discharge port on the side wall of the lower part of the opposite side of the water inlet pipe, a sundries collecting box is connected to the outer side of the discharge port, a filter screen layer is arranged in the sundries collecting box, a conical water collecting tank is arranged below the filter screen layer, a water collecting pipe communicated with a pipeline I is arranged at the bottom of the water collecting tank, and an opening and closing door is arranged on one side of the sundries collecting box;
a second pipeline communicated with the settling tank is arranged at the upper end of one side of the buffer tank, which faces the settling tank, and a feeding port is arranged at the top of the settling tank;
a rotating shaft driven by a high-speed motor is arranged on the central axis in the adsorption box, a spiral slideway spirally surrounding the outer side of the rotating shaft is fixed on the rotating shaft, the outer side edge of the spiral slideway is attached to the inner side wall of the adsorption box, a pipeline III is arranged on the side wall of the adsorption box at the lower end of the spiral slideway and communicated with the settling tank, a pipeline IV is arranged on the side wall of the adsorption box at the upper end of the spiral slideway and communicated with the deoiling box, and filter screens are arranged at the port positions of one ends of the pipeline III and the pipeline IV, which are connected; activated carbon is uniformly filled in the gap in the adsorption box, the third pipeline is connected with a high-temperature steam generation box through an air feed pipe, a feeding pipe is arranged at the top of the adsorption box corresponding to the upper end of the spiral slideway, and a discharging pipe is arranged on one side of the bottom of the adsorption box;
an oil absorption filler is arranged in the oil removal tank, a biochemical filter material and a biological membrane are arranged in the biochemical filter tank, the oil removal tank is communicated with the biochemical filter tank through a pipeline five, and a water outlet pipe is arranged on one side of the bottom of the biochemical filter tank;
and valves are arranged on the water inlet pipe, the pipeline I, the pipeline II, the pipeline III, the pipeline IV, the pipeline V, the water outlet pipe and the air supply pipe.
Furthermore, the free end of the sweeping scraper is provided with an installation gap, and a brush is installed in the installation gap. The brush functions to clean the inside wall of the cartridge as the free end of the sweep blade sweeps over the cartridge wall.
Furthermore, at least three sweeping scrapers are fixed on the output shaft at equal intervals along the circumference of the output shaft, the number of the sweeping scrapers is recorded as n, the free end edge and the two side edges of each sweeping scraper are attached to the side wall of the filter cylinder, and a central angle theta corresponding to a minor arc between the water inlet pipe and the discharge port meets a formula
Set up like this, can make not adjacent two sweep between the scraper blade with strain a section of thick bamboo inside wall and form relative confined space, when this space rotates to the intercommunication inlet tube, intake in this space, at this moment, the discharge gate corresponds another space of intercommunication, can avoid the water directly to get into the debris collecting box through the discharge gate, when this space rotates to there being water mouth department, the water just can follow the water gap and flow out, avoids the water to flow through the debris collecting box as far as possible, makes the water directly follow pipeline one and gets into the baffle-box.
Furthermore, a material guide plate positioned at the lower end of the discharge hole is arranged at the position where the sundries collecting box is connected with the discharge hole. The guide plate can guide sundries to the middle part of the sundry collecting box, so that the sundries are uniformly dispersed in the sundry collecting box.
Furthermore, the sundries collecting box is a box body with a square structure, a sliding rail located below the filter screen layer is arranged in the sundries collecting box, a sliding groove with an open bottom surface is installed on the sliding rail, the filter screen layer is installed on the bottom surface of the sliding groove, and a handle is fixed on one side, facing the opening and closing door, of the sliding groove. The sliding rail and the sliding groove are matched for application, so that the filter screen layer and sundries stacked on the filter screen layer can be conveniently taken out, and the filter screen layer and the sundries stacked on the filter screen layer are convenient to clean.
Furthermore, a longitudinally arranged partition plate is fixed on the upper top surface in the buffer tank, the front end and the rear end of the partition plate are attached to the corresponding side walls of the buffer tank, the length of the partition plate is smaller than the height of the buffer tank, and the partition plate is positioned between the first pipeline and the second pipeline; and the upper part of one side of the settling tank facing the adsorption tank is connected with a third pipeline. The partition plate enables water entering the buffer tank to pass through the lower part of the partition plate and then slowly float upwards to flow out of the buffer tank, so that the buffering effect is promoted; the third pipeline is connected to the upper part of the settling tank to prevent the sediment from being introduced.
Furthermore, a filling box which is attached to the side wall of the oil removing tank at the periphery and is hollow in the upper end face and the lower end face is arranged in the oil removing tank, and the oil absorption filling material is a fiber ball and is filled in the filling box. The oil absorption filler is centralized in the filler box, so that the filler is convenient to collect and replace.
Furthermore, a mesh-shaped support is arranged in the biochemical filter box, the periphery of the mesh-shaped support is attached to the inner side wall of the biochemical filter box, the mesh-shaped support is covered by expanding from the center to the periphery, the biochemical filter material is a biochemical ring and is filled in the mesh-shaped support, the biological membrane is distributed on the mesh-shaped support, an air inlet is arranged on one side of the top of the biochemical filter box, and an air filter is arranged on the air inlet. The adoption of the net-shaped support is convenient for the centralized management of the biochemical filter material and the comprehensive coverage of the biological membrane.
3. Advantageous effects
(1) The invention comprises a filter cylinder, a buffer tank, a settling tank, an adsorption tank, a deoiling tank and a biochemical filter tank which are sequentially connected, wherein the filter cylinder can preliminarily filter large floating and suspended solid impurities in domestic sewage, a water body after preliminary filtration enters the settling tank for settling after being buffered in the buffer tank, fine solid impurities, colloid, sludge, floccules and the like in the water body can be settled and removed, active carbon in the adsorption tank can adsorb odor, heavy metal compounds, organic pollutants which are difficult to remove by a biochemical method and the like in the water body, and the deoiling tank and the biochemical filter tank can mainly respectively remove grease, organic matters and the like in the water body. Therefore, the invention can realize comprehensive impurity removal function on the domestic sewage.
(2) The lower part of one side of the filter cylinder is provided with a water through hole to realize solid-liquid separation, the filter cylinder is internally provided with a sweeping scraper, the free end of the sweeping scraper extends to the inner side wall of the filter cylinder, the lower part of the filter cylinder, which is opposite to the water through hole, is provided with a discharge hole connected with a sundry collecting box, and the sweeping scraper can push the filtered sundries to the discharge hole for collection, so that the influence on the subsequent filtering effect due to the blockage of the water through; because the discharge port is positioned at the lower part of the opposite side of the water inlet pipe, but not at the bottom of the filter cylinder, the sweeping scraper is required to move upwards when pushing sundries to the discharge port, at the moment, water flows to the bottom of the filter cylinder and passes through the water through port, the water quantity entering the sundries collecting box along with the sundries is greatly reduced, and possibly, a small part of water enters the sundries collecting box along with larger sundries from the discharge port, because the filter screen layer is arranged in the sundries collecting box, the larger sundries are remained on the filter screen layer, and the small part of water can pass through the filter screen layer, so that the water content in.
(3) The adsorption box is internally provided with a rotating shaft driven by a high-speed motor, a spiral-type surrounding spiral slideway is fixed on the rotating shaft, the outer side edge of the spiral slideway is attached to the inner side wall of the adsorption box, and activated carbon is uniformly filled in the gap in the adsorption box. The high-speed motor drives the rotating shaft to rotate quickly and drives the spiral slideway to rotate quickly, so that on one hand, a rising acting force is provided for the water body, the water body is promoted to move upwards and passes through the activated carbon to realize filtration, and the filtration efficiency is improved; meanwhile, due to the design of the spiral slideway, the water body can only rotate layer by layer and move upwards along the spiral slideway, so that the filtering path is prolonged, and the water body is in contact with the activated carbon as much as possible, thereby improving the filtering effect; on the other hand, the device has the function of stirring the activated carbon and the water body, promotes the uniform distribution of the activated carbon and the water, and improves the filtering efficiency; meanwhile, the adsorption holes on the activated carbon are exposed to contact with the water body as much as possible, so that the utilization rate of the activated carbon is improved, and the filtering effect is improved.
(4) One side of the bottom of the adsorption box, which corresponds to the lower end of the spiral slideway, is connected with a high-temperature steam generation box, and when the adsorption box is applied, high-temperature steam generated by the high-temperature steam generation box is introduced into the adsorption box, so that the adsorption box can blow and wash active carbon in the adsorption box, the regeneration of the active carbon is realized, and the active carbon can be conveniently and repeatedly used.
In conclusion, the invention can realize a relatively comprehensive impurity removal function on the domestic sewage, can conveniently collect impurities in primary filtration, prevents the impurities from blocking a water through hole, plays a role in ensuring the filtration effect, greatly reduces the water content in the impurities and is beneficial to realizing the complete treatment of a water body; the adsorption filtration adopts the activated carbon adsorption function, can detach the organic pollutant that biological method and chemical method are difficult to get rid of, filters and can prolong the filtration distance, improves the utilization ratio of activated carbon, improves the filter effect and promotes filtration efficiency, and the regeneration action of activated carbon is comparatively convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the internal structure of the filter cartridge 1 and the sundries collecting box 15;
fig. 3 is a plan view of the internal structure of the sundries collecting box 15;
FIG. 4 is a schematic view of the installation structure of the brush 40;
fig. 5 is a schematic view of the internal structure of the adsorption tank 4;
fig. 6 is a perspective view of the rotating shaft 23 and the spiral chute 24;
fig. 7 is a schematic view of the internal structure of the fuel removing tank 5 and the biochemical filter tank 6.
Reference numerals: 1-filter cartridge, 2-buffer tank, 3-settling tank, 4-adsorption tank, 5-oil removal tank, 6-biochemical filter tank, 7-water inlet pipe, 8-water inlet, 9-water receiving tank, 10-pipeline I, 11-motor I, 12-sweeping scraper, 13-output shaft, 14-discharge port, 15-sundry collection tank, 16-filter screen layer, 17-water collecting tank, 18-water collecting pipe, 19-opening and closing door, 20-pipeline II, 21-feed inlet, 22-high-speed motor, 23-rotating shaft, 24-spiral slideway, 25-pipeline III, 26-pipeline IV, 27-filter screen, 28-active carbon, 29-air supply pipe, 30-high-temperature steam generation tank, 31-feed pipe and 32-discharge pipe, 33-oil absorption filler, 34-biochemical filter material, 35-biological membrane, 36-pipeline five, 37-water outlet pipe, 38-valve, 39-installation gap, 40-brush, 41-guide plate, 42-slide rail, 43-slide groove, 44-handle, 45-partition plate, 46-filler box, 47-reticular support, 48-air inlet and 49-air filter.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Examples
The domestic sewage filtering material device shown in fig. 1 comprises a filter cylinder 1, a buffer tank 2, a settling tank 3, an adsorption tank 4, an oil removal tank 5 and a biochemical filtering tank 6 which are connected in sequence through pipelines;
as shown in fig. 2, the end face and the circumferential face of the filter cartridge 1 are both closed, the end face of the filter cartridge 1 is vertically placed, the upper part of one side of the filter cartridge 1 is provided with a water inlet pipe 7 communicated with the inner cavity of the filter cartridge 1, the side wall of the lower part of the filter cartridge 1 on the side where the water inlet pipe 7 is located is provided with a water through opening 8, the outer side of the water through opening 8 is provided with a water receiving tank 9 with the periphery tightly fixed on the outer surface of the filter cartridge 1, and the bottom of the; a sweeping scraper 12 driven by a motor I11 is arranged in the inner cavity of the filter cartridge 1, an output shaft 13 of the motor I11 is arranged at the center of the filter cartridge 1, one end of the sweeping scraper 12 is fixed on the output shaft 13, and the other end of the sweeping scraper 12 extends to the inner side wall of the filter cartridge 1; a discharge port 14 is formed in the lower side wall of the filter cartridge 1 on the opposite side of the water inlet pipe 7, a sundries collecting box 15 is connected to the outer side of the discharge port 14, a filter screen layer 16 is arranged in the sundries collecting box 15, a conical water collecting tank 17 is arranged below the filter screen layer 16, a water collecting pipe 18 communicated with a first pipeline 10 is arranged at the bottom of the water collecting tank 17, and an opening and closing door 19 is arranged on one side of the sundries collecting box 15;
a second pipeline 20 communicated with the settling tank 3 is arranged at the upper end of one side of the buffer tank 2 facing the settling tank 3, and a feeding port 21 is arranged at the top of the settling tank 3;
as shown in fig. 5 and 6, a rotating shaft 23 driven by a high-speed motor 22 is arranged on the central axis in the adsorption tank 4, a spiral slideway 24 spirally surrounding the outer side of the rotating shaft 23 is fixed on the rotating shaft 23, the outer side edge of the spiral slideway 24 is attached to the inner side wall of the adsorption tank 4, a pipeline three 25 is arranged on the side wall of the adsorption tank 4 at the lower end of the spiral slideway 24 and communicated with the settling tank 3, a pipeline four 26 is arranged on the side wall of the adsorption tank 4 at the upper end of the spiral slideway 24 and communicated with the degreasing tank 5, and a filter screen 27 is arranged at one end port of the adsorption tank 4 connected with the pipeline three 25 and the pipeline four 26; activated carbon 28 is uniformly filled in the gap in the adsorption box 4, the third pipeline 25 is connected with a high-temperature steam generation box 30 through an air feed pipe 29, a feeding pipe 31 is arranged at the top of the adsorption box 4 corresponding to the upper end of the spiral slideway 24, and a discharging pipe 32 is arranged on one side of the bottom of the adsorption box 4;
an oil absorption filler 33 is arranged in the oil removing tank 5, a biochemical filter material 34 and a biological membrane 35 are arranged in the biochemical filter tank 6, the oil removing tank 5 is communicated with the biochemical filter tank 6 through a pipeline five 36, and a water outlet pipe 37 is arranged on one side of the bottom of the biochemical filter tank 6;
and valves 38 are arranged on the water inlet pipe 7, the first pipeline 10, the second pipeline 20, the third pipeline 25, the fourth pipeline 26, the fifth pipeline 36, the water outlet pipe 37 and the air feed pipe 29.
In this embodiment, as shown in fig. 4, the free end of the sweeping blade 12 is provided with a fitting notch 39, and a brush 40 is fitted in the fitting notch 39. The brush 40 can function to clean the inside wall of the filter cartridge 1 as the free end of the sweeping blade 12 sweeps on the side wall of the filter cartridge 1.
In order to strengthen the function of the filter cartridge 1, at least three sweeping scraping plates 12 are fixed on the output shaft 13 at equal intervals along the circumference of the output shaft, the number of the sweeping scraping plates 12 is marked as n, the free end edges and the two side edges of the sweeping scraping plates 12 are both attached to the side wall of the filter cartridge 1, and the central angle theta corresponding to the minor arc clamped between the water inlet pipe 7 and the discharge hole 14 meets the formula
(in this embodiment, three sweeping blades are provided, and the central angle corresponding to the minor arc sandwiched between the inlet pipe 7 and the outlet port 14 is 130 °). The arrangement is that a relatively closed space is formed between the two adjacent sweeping scraping plates 12 and the inner side wall of the filter cylinder 1, when the space rotates to be communicated with the water inlet pipe 7, water enters the space, at the moment, the discharge port 14 is correspondingly communicated with the other space, the water body can be prevented from directly entering the sundries collecting box 15 through the discharge port 14, when the space rotates to be communicated with the water port, the water body can flow out from the water port 8, the water body is prevented from flowing through the sundries collecting box 15 as far as possible, and the water body directly enters the buffer box 2 from the pipeline 10.
In this embodiment, the position where the sundries collecting box 15 is connected with the material outlet 14 is provided with a material guiding plate 41 at the lower end of the material outlet 14. The material guiding plate 41 can guide the sundries to the middle part of the sundry collecting box 15, so that the sundries are uniformly dispersed in the sundry collecting box 15.
In the present embodiment, as shown in fig. 2 and 3, the sundries collecting box 15 is a box body with a square structure, a slide rail 42 is provided inside the box body and below the filter screen layer 16, a slide groove 43 with an open bottom is installed on the slide rail 42, the filter screen layer 16 is installed on the bottom surface of the slide groove 43, and a handle 44 is fixed on one side of the slide groove 43 facing the opening and closing door 19. By adopting the matching application of the slide rail 42 and the slide groove 43, the filter screen layer 16 and sundries piled on the filter screen layer can be conveniently taken out, and the cleaning is convenient.
In this embodiment, a longitudinally arranged partition plate 45 is fixed on the upper top surface in the buffer tank 2, the front end and the rear end of the partition plate 45 are attached to the corresponding side walls of the buffer tank 2, the length of the partition plate 45 is smaller than the height of the buffer tank 2, and the partition plate 45 is located between the first pipeline 10 and the second pipeline 20; the upper part of one side of the settling tank 3 facing the adsorption tank 4 is connected with a pipeline III 25. The partition plate 45 ensures that the water body entering the buffer tank 2 can pass through the lower part of the partition plate 45 and then slowly float upwards to flow out of the buffer tank 2, thereby promoting the buffering effect; the third pipe 25 is connected to the upper part of the settling tank 3 to prevent the sediment from being introduced.
In the present embodiment, as shown in fig. 7, a stuffing box 46 with a periphery attached to a side wall of the defueling tank 5 and a hollow upper end surface and a hollow lower end surface is arranged in the defueling tank 5, and the oil absorption stuffing 33 is a fiber ball and is filled in the stuffing box 46. The oil absorption filler 33 is centralized in the filler box 46, so that the collection and replacement of the filler are convenient.
In this embodiment, as shown in fig. 7, a mesh-shaped support 47 attached to the inner side wall of the biochemical filter tank 6 at the periphery is arranged in the biochemical filter tank 6, the mesh-shaped support 47 is extended and covered from the center to the periphery, the biochemical filter material 34 is a biochemical ring and is filled in the mesh-shaped support 47, the biological membrane 35 is distributed on the mesh-shaped support 47, an air inlet 48 is arranged on one side of the top of the biochemical filter tank 6, and an air filter 49 is arranged on the air inlet 48. The mesh-shaped support is adopted, so that the centralized management of the biochemical filter material 34 is facilitated, and the comprehensive coverage of the biological membrane 35 is also facilitated.
The specific action process of the domestic sewage filtering material device is as follows:
(1) primary filtering: opening a valve 38 on the water inlet pipe 7, enabling the domestic sewage to enter the filter cartridge 1, enabling the water body to enter the water receiving tank 9 from the water through opening 8, and then entering the first pipeline 10; the larger impurities floating or suspending in the sewage can not be remained in the filter cylinder 1 through the water through hole 8, the motor I11 is started to drive the motor shaft to rotate, the sweeping scraper 12 is driven to rotate around the motor shaft, the free end of the sweeping scraper 12 sweeps along the inner side wall of the filter cylinder 1 to sweep the larger impurities to the discharge hole 14, the discharge hole 14 is positioned at the lower part of the opposite side of the water inlet pipe 7 but not at the bottom of the filter cylinder 1, the sweeping scraper 12 needs to move upwards when pushing the impurities to the discharge hole 14, at the moment, the water body flows to the bottom of the filter cylinder 1, the water quantity entering the impurity collecting tank 15 along with the impurities is greatly reduced through the water through hole 8, possibly, a small part of the water body enters the impurity collecting tank 15 along with the larger impurities from the discharge hole 14, the larger impurities are remained on the filter screen layer 16, the small part of the water body passes through the filter screen 27 layer 16 to enter the water, the water content in the impurities is greatly reduced, and the water in the first pipeline 10 enters the buffer tank 2 along the first pipeline 10;
(2) and (3) precipitation: the water body after primary filtration enters the buffer tank 2 to moderate the internal flow of the water body, and enters the settling tank 3 from the pipeline II 20, auxiliary agents such as flocculating agents and the like are added through the feed opening 21, so that fine particles and natural colloidal particles in the water body can be coagulated into larger floccules, the sedimentation of partial impurities is promoted, the water quality is purified after sedimentation of sludge and the like in the water body, and then the water body with a cleaner upper part enters the adsorption tank 4 from the pipeline III 25;
(3) adsorption and filtration: when the water body starts to enter the adsorption tank 4, the high-speed motor 22 is started to drive the rotating shaft 23 to rotate rapidly and drive the spiral slideway 24 to rotate rapidly, so that on one hand, a rising acting force is provided for the water body, the water body is promoted to move upwards and passes through the activated carbon 28 to realize filtration, and the filtration efficiency is improved; meanwhile, due to the design of the spiral slideway 24, the water body can only rotate layer by layer and move upwards along the spiral slideway 24, the filtering path is prolonged, and the water body contacts with the activated carbon 28 as much as possible, so that the filtering effect is improved; on the other hand, the stirring function is played for the activated carbon 28 and the water body, the uniform distribution of the activated carbon 28 and the water is promoted, and the filtering efficiency is improved; meanwhile, the adsorption holes on the activated carbon 28 are exposed to contact with the water body as much as possible, so that the utilization rate of the activated carbon 28 is improved, and the filtering effect is improved;
(4) oil removal and biochemical filtration: the water body after adsorption treatment enters the oil removal tank 5 from the pipeline IV 26, and the oil absorption filler 33 in the oil removal tank 5 absorbs the grease in the water body and can be recycled as the raw material of the biodiesel; the water body after being deoiled enters the biochemical filter box 6 from the pipeline five 36, the biochemical filler can further remove impurities in the water body, the biological film 35 can remove organic matters in the water body, and the water body is finally discharged from the water outlet pipe 37.
When the adsorption holes on the activated carbon 28 in the adsorption box 4 are about to be saturated, the high-temperature steam generation box 30 is started, the valve 38 on the air supply pipe 29 is opened, the high-temperature steam is introduced into the adsorption box 4, the active carbon 28 in the adsorption box can be flushed, the regeneration of the activated carbon 28 is realized, and the activated carbon 28 can be conveniently used for multiple times. When the active carbon 28 reaches the service life, the active carbon 28 can be taken out from the discharging pipe 32, and then new active carbon 28 is put in from the feeding pipe 31, so that the replacement of the active carbon 28 is realized.
According to the invention, the comprehensive impurity removal function can be realized on the domestic sewage, particularly, the functions of primary filtration and adsorption filtration of the sewage are more efficient, impurities can be conveniently collected in the primary filtration, the water inlet is prevented from being blocked by the impurities, the effect of ensuring the filtration effect is achieved, the water content in the impurities is greatly reduced, and the complete treatment on the water body is favorably realized; adopt the active carbon adsorption function in the filter mechanism in later stage, can detach the organic pollutant that biological method and chemical method are difficult to get rid of, can prolong the filtration distance among the adsorption filtration, improve the utilization ratio of active carbon, improve the filter effect and promote filtration efficiency, and the regeneration action of active carbon is comparatively convenient.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (8)
1. A domestic sewage filtering device is characterized by comprising a filter cylinder (1), a buffer tank (2), a settling tank (3), an adsorption tank (4), a deoiling tank (5) and a biochemical filtering tank (6) which are connected in sequence through pipelines,
the end face and the circumferential face of the filter cylinder (1) are closed, the end face of the filter cylinder (1) is vertically placed, a water inlet pipe (7) communicated with the inner cavity of the filter cylinder (1) is arranged at the upper part of one side of the filter cylinder (1), a water through opening (8) is formed in the side wall of the lower part of the side where the water inlet pipe (7) is located on the filter cylinder (1), a water receiving groove (9) with the periphery tightly fixed on the outer surface of the filter cylinder (1) is formed in the outer side of the water through opening (8), and a first pipeline (10) is arranged at the bottom; a sweeping scraper (12) driven by a motor I (11) is arranged in the inner cavity of the filter cylinder (1), an output shaft (13) of the motor I (11) is arranged at the center of the filter cylinder (1), one end of the sweeping scraper (12) is fixed on the output shaft (13), and the other end of the sweeping scraper extends to the inner side wall of the filter cylinder (1); a discharge port (14) is formed in the lower side wall of the filter cartridge (1) on the opposite side of the water inlet pipe (7), a sundries collecting box (15) is connected to the outer side of the discharge port (14), a filter screen layer (16) is arranged in the sundries collecting box (15), a conical water collecting tank (17) is arranged below the filter screen layer (16), a water collecting pipe (18) communicated with a first pipeline (10) is arranged at the bottom of the water collecting tank (17), and an opening and closing door (19) is arranged on one side of the sundries collecting box (15);
a second pipeline (20) communicated with the settling tank (3) is arranged at the upper end of one side, facing the settling tank (3), of the buffer tank (2), and a feeding port (21) is formed in the top of the settling tank (3);
the adsorption tank is characterized in that a rotating shaft (23) driven by a high-speed motor (22) is arranged on the central axis in the adsorption tank (4), a spiral slideway (24) which surrounds the outer side of the rotating shaft (23) is fixed on the rotating shaft (23), the outer side edge of the spiral slideway (24) is attached to the inner side wall of the adsorption tank (4), a pipeline III (25) is arranged on the side wall of the adsorption tank (4) on one side of the lower end of the spiral slideway (24) and communicated with the sedimentation tank (3), a pipeline IV (26) is arranged on the side wall of the adsorption tank (4) on one side of the upper end of the spiral slideway (24) and communicated with the deoiling tank (5), and a filter screen (27) is arranged at one end port of the adsorption tank (4) connected with the pipeline III; activated carbon (28) is uniformly filled in the gap in the adsorption box (4), the pipeline III (25) is connected with a high-temperature steam generation box (30) through an air feed pipe (29), a feeding pipe (31) is arranged at the top of the adsorption box (4) corresponding to the upper end of the spiral slideway (24), and a discharge pipe (32) is arranged on one side of the bottom of the adsorption box (4);
an oil absorption filler (33) is arranged in the oil removing tank (5), a biochemical filter material (34) and a biological membrane (35) are arranged in the biochemical filter tank (6), the oil removing tank (5) is communicated with the biochemical filter tank (6) through a pipeline five (36), and a water outlet pipe (37) is arranged on one side of the bottom of the biochemical filter tank (6);
and valves (38) are arranged on the water inlet pipe (7), the first pipeline (10), the second pipeline (20), the third pipeline (25), the fourth pipeline (26), the fifth pipeline (36), the water outlet pipe (37) and the air feed pipe (29).
2. The domestic sewage filtering device according to claim 1, wherein the free end of the sweeping blade (12) is provided with an installation notch (39), and a brush (40) is installed in the installation notch (39).
3. The domestic sewage filtering device according to claim 1, wherein at least three sweeping scrapers (12) are fixed on the output shaft (13) at equal intervals along the circumference of the output shaft, the number of the sweeping scrapers (12) is n, the free end edge and the two side edges of each sweeping scraper (12) are respectively attached to the side wall of the filter cartridge (1), and the central angle theta corresponding to the minor arc between the water inlet pipe (7) and the discharge port (14) meets the formula
4. The domestic sewage filtering device according to claim 1, wherein a material guiding plate (41) located at the lower end of the discharge port (14) is arranged at the position where the impurity collecting box (15) is connected with the discharge port (14).
5. The domestic sewage filtering device according to claim 1, wherein the sundries collecting box (15) is a box body with a square structure, a slide rail (42) positioned below the filtering screen layer (16) is arranged in the box body, a slide groove (43) with an open bottom surface is arranged on the slide rail (42), the filtering screen layer (16) is arranged on the bottom surface of the slide groove (43), and a handle (44) is fixed on one side of the slide groove (43) facing the opening and closing door (19).
6. The domestic sewage filtering device according to claim 1, wherein a longitudinally arranged partition plate (45) is fixed on the upper top surface in the buffer tank (2), the front end and the rear end of the partition plate (45) are attached to the corresponding side walls of the buffer tank (2), the length of the partition plate (45) is smaller than the height of the buffer tank (2), and the partition plate (45) is positioned between the first pipeline (10) and the second pipeline (20); and the upper part of one side of the settling tank (3) facing the adsorption tank (4) is connected with a pipeline III (25).
7. The domestic sewage filtering device according to claim 1, wherein a stuffing box (46) with a periphery attached to the side wall of the oil removing tank (5) and a hollowed upper end surface and a hollowed lower end surface is arranged in the oil removing tank (5), and the oil absorbing stuffing (33) is a fiber ball and is filled in the stuffing box (46).
8. The domestic sewage filtering material device according to claim 1, wherein a mesh support (47) with the periphery attached to the inner side wall of the biochemical filtering box (6) is arranged in the biochemical filtering box (6), the mesh support (47) is expanded and covered from the center to the periphery, the biochemical filtering material (34) is a biochemical ring and is filled in the mesh support (47), the biological membrane (35) is distributed on the mesh support (47), an air inlet (48) is arranged on one side of the top of the biochemical filtering box (6), and an air filter (49) is arranged on the air inlet (48).
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| CN110921814A (en) * | 2019-12-16 | 2020-03-27 | 孟召阳 | Aerobic fluidized bed easy to separate for environment-friendly water treatment |
| CN110981027A (en) * | 2019-12-25 | 2020-04-10 | 浙江五水环境工程有限公司 | Treatment equipment and treatment method for phthalic acid wastewater in industrial sewage |
| CN112121522B (en) * | 2020-09-21 | 2022-03-22 | 潢川县鹏升畜产品有限公司 | A collect belt cleaning device for heparin sodium draws resin |
| CN112296746B (en) * | 2020-10-30 | 2022-07-19 | 熙珑(上海)机床有限公司 | Filter equipment for cutting fluid of digit control machine tool |
| CN113003780B (en) * | 2021-03-11 | 2022-02-18 | 江苏贵兴市政工程有限公司 | Municipal sewage integrates processing apparatus |
| CN113202172B (en) * | 2021-05-31 | 2022-05-10 | 鹏图建设有限公司 | Drainage system convenient to alleviate town road ponding |
| CN115490362A (en) * | 2022-09-16 | 2022-12-20 | 四川发展环境科学技术研究院有限公司 | Intelligent aquaculture wastewater treatment device and method |
| CN117945418A (en) * | 2024-01-24 | 2024-04-30 | 浙江工业大学 | A device for preparing nano-montmorillonite |
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| CN101229936B (en) * | 2005-10-27 | 2010-08-11 | 韩春来 | Method and equipment for reclaiming refining and chemical wastewater |
| CN102730876B (en) * | 2011-04-14 | 2014-01-15 | 富阳市清园城市综合污水处理有限公司 | Advanced treatment process for papermaking wastewater |
| KR101291606B1 (en) * | 2012-08-22 | 2013-08-01 | 조선대학교산학협력단 | Reducing apparatus for nonpoint source pollutants of early rainwater on the road containing whirlpool chamber |
| CN103132151B (en) * | 2013-03-20 | 2015-04-08 | 张家港宇新羊毛工业有限公司 | Water return pipeline wool recovery device |
| CN107461841A (en) * | 2017-09-01 | 2017-12-12 | 广州公孙策信息科技有限公司 | A kind of intelligent domestic air purifier |
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