CN109555193B - Water supply system based on auxiliary purification of Internet of things - Google Patents
Water supply system based on auxiliary purification of Internet of things Download PDFInfo
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- CN109555193B CN109555193B CN201810875140.1A CN201810875140A CN109555193B CN 109555193 B CN109555193 B CN 109555193B CN 201810875140 A CN201810875140 A CN 201810875140A CN 109555193 B CN109555193 B CN 109555193B
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- water supply
- supply system
- water
- filter screen
- side wall
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 238000000746 purification Methods 0.000 title claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 9
- 238000012360 testing method Methods 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 17
- 239000010802 sludge Substances 0.000 claims description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 7
- 229910052744 lithium Inorganic materials 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 2
- 230000000249 desinfective effect Effects 0.000 claims 1
- 239000003814 drug Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/10—Arrangements or adaptations of tanks for water supply for public or like main water supply
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
- E03B7/074—Arrangement of water treatment devices
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
Abstract
The invention discloses a water supply system based on auxiliary purification of the Internet of things, which comprises a plurality of metering test devices, a communication device, a control device, a server host, a plurality of control devices and a reservoir device, wherein the control devices are respectively positioned at the plurality of water supply system devices and used for controlling the water supply system devices, the plurality of water supply system devices comprise at least one of a water point water pump, a pressure pump, a water supply network and a dosing disinfection device and the reservoir device, and the plurality of effects are combined by the integrated device, so that the water supply system can be effectively filtered at the initial stage, and the effective implementation of the subsequent purification process is ensured.
Description
Technical Field
The invention relates to the field of water supply systems, in particular to a water supply system based on auxiliary purification of the Internet of things.
Background
The technical function of the water supply system is that the whole water supply system is satisfied with the requirements of users on water quality, water quantity and water pressure. In addition, the whole infrastructure process and the production operation also require capital investment saving, the operation cost is low frequently, the operation is convenient, and the towerless water supply equipment can be produced safely and give full play to the economic benefits of the whole water supply system. Therefore, it is very important to select the water supply system correctly. The factors that influence the choice of water supply are many, mainly the plan of the town or the district, the local geography, the demand of the user for the water supply and the type of the water party. Because of the differences in the above elements, the water supply can be of various forms and compositions. If the deep groundwater meeting the sanitary requirement is used as the water source for drinking, the purification treatment is not needed, and only water taking and water distribution projects are made, and if river water is used as the water source for the domestic water of residents, the carbon steel towerless water supply equipment needs to take water, purify and smoothly distribute water … …. In the construction process, a reasonable water supply system needs to be selected according to specific conditions. Prior applications have been granted in the prior art: CN 201420642998.0, with the file name: although a water supply system is disclosed, a reservoir mentioned in the water supply system cannot have primary purification effect, so that the quality of subsequent water quality is poor, and therefore, the water supply system based on the auxiliary purification of the Internet of things is provided.
Disclosure of Invention
The invention aims to provide a water supply system based on the auxiliary purification of the Internet of things, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the water supply system based on the auxiliary purification of the Internet of things comprises a plurality of metering test devices, a communication device, a control device, a server host, a plurality of water supply system devices, a plurality of control devices and a reservoir device, wherein the metering test devices, the communication device, the control device and the server host are respectively positioned at the plurality of water supply system devices and used for acquiring real-time data of the water supply system devices;
the water storage tank device comprises a water storage tank and a motor welded on the outer side wall of the water storage tank, wherein a positive plate and a negative plate of the motor are externally connected with a mains supply through a lead, the output end of the motor is fixedly connected with a rotating shaft, the rotating shaft extends into the water storage tank and is rotatably connected into the inner cavity side wall of the water storage tank, the side wall of the rotating shaft in the water storage tank is fixedly connected with a plurality of brushes, one end of a first-stage flexible filter screen arranged below the brushes is hinged to the inner cavity side wall of the water storage tank, and the other end of the;
the lower part of the impounding reservoir is connected to the filtering tank through a primary pipeline which is communicated and spliced, and the filtering tank is externally connected with a user resident through the water pump.
Preferably, still include a plurality of mud collection boxes of through connection in the cistern below the flexible filter screen of one-level, and collect through telescopic sleeve through connection between the box, telescopic sleeve extends to the outside of cistern and connects in the input of first silt pumper, the output through connection of first silt pumper is in the mud collection box.
Preferably, coaxial fixed cover has connect action wheel and drive bevel gear in the pivot, drive bevel gear's below meshing has driven bevel gear, and the driven bevel gear lower extreme passes through dabber fixedly connected with straight-teeth gear, the dabber rotates and pegs graft on the locating plate, and the perpendicular fixed connection of locating plate is in the cistern, the straight-teeth gear meshing has the rack, and the rack slides the lateral wall that runs through the cistern and connects in the one end of fold expansion plate.
Preferably, the action wheel cup joints through the belt from the driving wheel, and is connected with ultraviolet tube from the driving wheel through the connecting rod, and ultraviolet tube passes through the connecting axle and rotates the lateral wall of connecting in the filtering ponds, the one-level pipeline twines on ultraviolet tube, and the one-level pipeline extends on the up end of fixed connection to filtering ponds inner chamber, be connected with vertical active carbon filter screen between the upper and lower terminal surface of filtering ponds inner chamber.
Preferably, the side wall of the vertical activated carbon filter screen is connected with a plurality of parallel horizontal activated carbon filter screens.
Preferably, the one-level flexible filter screen is of an arch structure, and through holes which are communicated with each other are formed in the connecting part between the one-level flexible filter screen and the sludge collecting box
Preferably, the side wall of the sludge collection box is a box wall with the aperture smaller than 1 mm.
Preferably, the fold expansion plate is made of elastic rubber.
Preferably, the ultraviolet lamp tube is in a hollow tube structure with an annular cover, a plurality of ultraviolet lamps are annularly arranged in the hollow tube, positive and negative pole pieces of the ultraviolet lamps are connected to the lithium battery, and the lithium battery is arranged in the hollow tube.
Compared with the prior art, the invention has the beneficial effects that: the water supply system based on the auxiliary purification of the Internet of things;
1. the brush rotates and sweeps on the first-stage flexible filter screen, impurities are swept into the sludge collection box, and then the impurities are drawn out.
2. The driving bevel gear, the driven bevel gear, the straight gear, the rack, the corrugated expansion plate and the one-level flexible filter screen are combined with each other, so that sundries can be shaken, and the corrugated expansion plate increases the filtering area.
3. The first-level pipeline is wound around the ultraviolet lamp tube for sterilization, so that the sterilization is more sufficient and better.
4. The horizontal activated carbon filter screen and the vertical activated carbon filter screen are effectively matched for filtering and multi-stage filtering.
Above multiple effect integrates equipment combination to make water supply system just can obtain effectual filtration at the initial stage, guarantee the effective of follow-up purification process and go on.
Drawings
FIG. 1 is a schematic diagram of the system layout;
fig. 2 is a schematic structural diagram of a water storage device;
FIG. 3 is a cross-sectional view of the ultraviolet lamp.
In the figure: metering and measuring device 1, communication device 2, control device 3, server host 4, reservoir 5, motor 6, driving wheel 7, rotating shaft 8, brush 9, driving bevel gear 10, driven bevel gear 11, spur gear 12, rack 13, fold expansion plate 14, one-level flexible filter screen 15, sludge collection box 16, telescopic sleeve 17, first sludge pump 18, sludge collection box 19, belt 20, one-level pipeline 21, driven wheel 22, ultraviolet lamp tube 23, horizontal activated carbon filter screen 24, vertical activated carbon filter screen 25, water pump 26 and filtering tank 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a water supply system technical solution based on the auxiliary purification of the internet of things:
the water supply system based on the auxiliary purification of the Internet of things comprises a plurality of metering test devices 1, a communication device 2, a control device 3, a server host 4, a plurality of control devices 3 and a water storage tank device, wherein the control devices 3 are respectively positioned at the plurality of water supply system devices and used for collecting real-time data of the water supply system devices and respectively positioned at the plurality of water supply system devices and used for controlling the water supply system devices, and the plurality of water supply system devices comprise at least one of a water point water pump, a pressure pump, a water supply network and a dosing disinfection device and the water storage tank device; the connection relation technology among the metering test device 1, the communication device 2, the control device 3 and the server host 4 is disclosed, and belongs to the prior art, real-time data measured by a plurality of metering measurement devices are transmitted to the server host by the communication device, and control instructions generated by the server host according to the received real-time data are transmitted, the control device receives control commands, and then the corresponding water supply system device is controlled, so that unmanned meter reading and remote control are realized, and the communication device is at least one of a GPRS module and an RS-485 interface.
The embodiment of the invention is improved only by improving the reservoir device in the prior art, so that the reservoir mentioned in the original application document can realize the purification effect and improve the water quality, and the improvement is as follows: the impounding reservoir device comprises an impounding reservoir 5 and a motor 6 welded on the outer side wall of the impounding reservoir 5, wherein a positive plate and a negative plate of the motor 6 are externally connected with commercial power through a lead, the output end of the motor 6 is fixedly connected with a rotating shaft 8, the rotating shaft 8 extends into the impounding reservoir 5 and is rotatably connected into the inner cavity side wall of the impounding reservoir 5, the side wall of the rotating shaft 8 in the impounding reservoir 5 is fixedly connected with a plurality of brushes 9, one end of a first-stage flexible filter screen 15 arranged below the brushes 9 is hinged on the inner cavity side wall of the impounding reservoir;
the lower part of the reservoir 5 is connected to a filter tank 27 through a primary pipeline 21 which is in through insertion connection, and the filter tank 27 is externally connected with a user resident through a water pump 26.
It is specific, still include a plurality of mud collection boxes 16 of through connection in one-level flexible filter screen 15 below in the cistern 5, and collect through telescopic sleeve 17 through connection between the box 16, telescopic sleeve 17 extends to the outside of cistern 5 and connects in the input of first silt pumper 18, the output through connection of first silt pumper 18 is in mud collection box 19, first silt pumper 18 passes through wire external power supply, mainly will fall into mud collection box 16 debris and can pass through first silt pumper 18 and take away the mud collection box 19 through the inner chamber of telescopic sleeve 17, take away the debris of inside earlier.
Specifically, action wheel 7 and drive bevel gear 10 have been cup jointed to coaxial fixed in pivot 8, and the below meshing of drive bevel gear 10 has driven bevel gear 11, and 11 lower extremes of driven bevel gear pass through dabber fixedly connected with straight-teeth gear 12, and the dabber rotates and pegs graft on the locating plate, and the perpendicular fixed connection of locating plate is in cistern 5, and straight-teeth gear 12 meshes has rack 13, and rack 13 slides the lateral wall that runs through cistern 5 and connects in the one end of fold expansion plate 14. The fold expansion plate 14 can float left and right, which is beneficial to shaking off impurities and falling into the sludge collection box 16.
Specifically, action wheel 7 cup joints from driving wheel 22 through belt 20, and from driving wheel 22 to be connected with ultraviolet tube 23 through the connecting rod, and ultraviolet tube 23 passes through the connecting axle and rotates the lateral wall of connecting in filtering ponds 27, one-level pipeline 21 twines on ultraviolet tube 23, because the winding, thereby make the harmful germ in aquatic thoroughly killed more easily, one-level pipeline 21 extends on the up end of fixed connection to filtering ponds 27 inner chamber, on the filtering ponds 27 inner chamber, be connected with vertical active carbon filter screen 25 between the lower terminal surface, be convenient for filter purification.
Specifically, the side wall of the vertical activated carbon filter screen 25 is connected with a plurality of parallel horizontal activated carbon filter screens 24, which can be multi-layer and multi-stage purified.
Specifically, the first-stage flexible filter screen 15 is an arch structure, a supply structure increases the filtering surface area on one hand, and enables sundries to fall and concentrate to the arched corners more easily on the other hand, through holes which are communicated with each other are arranged at the joint between the first-stage flexible filter screen 15 and the sludge collection box 16, the sundries fall through the through holes, the side wall of the sludge collection box 16 is a box wall with the aperture smaller than 0.4mm, the fold expansion plate 14 is made of elastic rubber materials,
specifically, ultraviolet tube 23 is the hollow section of thick bamboo structure of annular shroud, and a plurality of ultraviolet lamp 23 are installed to the annular in this hollow section of thick bamboo, and ultraviolet lamp 23 just, negative pole piece connect in the lithium cell, and the lithium cell is installed in hollow section of thick bamboo, and lithium cell energy is sufficient, is convenient for supply power, can not occupation space resource again.
The working principle is as follows: after the motor 6 is connected with an external power supply, the rotating shaft 8 is driven to rotate, so that the following 3 groups of linkage are realized: the device comprises a first group, a rotating shaft 8, a hairbrush 9, a first-level flexible filter screen 15 for cleaning sundries on the surface, a second group, a driving wheel 7, a driving bevel gear 10, a driven bevel gear 11, a mandrel, a straight gear 12, a rack 13, a corrugated expansion plate 14 and a first-level flexible filter screen 15; and the third group comprises a rotating shaft 8, a driving wheel 7, a belt 20, a driven wheel 22 and an ultraviolet lamp tube 23.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Supplementary water supply system who purifies, including a plurality of measurement testing arrangement (1), communication device (2), controlling means (3), server host computer (4), be located a plurality of water supply system device departments respectively, be used for gathering water supply system device's real-time data, water supply system device still includes a plurality of controlling means (3), is in respectively a plurality of water supply system device departments, be used for right water supply system device controls, wherein, a plurality of water supply system devices include at least one and cistern device in water spot water pump, force (forcing) pump, water supply network, the medicine disinfecting equipment, its characterized in that:
the water storage tank device comprises a water storage tank (5) and a motor (6) welded on the outer side wall of the water storage tank (5), wherein positive and negative pole pieces of the motor (6) are externally connected with a mains supply through a wire, the output end of the motor (6) is fixedly connected with a rotating shaft (8), the rotating shaft (8) extends into the water storage tank (5) and is rotatably connected with the inner cavity side wall of the water storage tank (5), the rotating shaft (8) is positioned in the water storage tank (5), the side wall of the rotating shaft (8) is fixedly connected with a plurality of brushes (9), one end of a first-stage flexible filter screen (15) arranged below the brushes (9) is hinged on the inner cavity side wall of the water storage tank (5), and the other end of the first;
the lower part of the reservoir (5) is connected to a filtering tank (27) through a primary pipeline (21) which is penetrated and inserted, and the filtering tank (27) is externally connected with a user resident through a water pump (26);
still including through connection in cistern (5) a plurality of mud collection box (16) of one-level flexible filter screen (15) below, and mud collection box (16) between through telescopic sleeve (17) through connection, telescopic sleeve (17) extend to the outside of cistern (5) and connect in the input of first silt pumper (18), the output through connection of first silt pumper (18) is in sludge collection box (19), coaxial fixed the cup jointing has drive wheel (7) and drive bevel gear (10) in pivot (8), the below meshing of drive bevel gear (10) has driven bevel gear (11), and driven bevel gear (11) lower extreme passes through dabber fixedly connected with straight-teeth gear (12), the dabber rotates and pegs graft on the locating plate, and the perpendicular fixed connection of locating plate is in cistern (5), straight-teeth gear (12) meshing has rack (13), and the rack (13) penetrates through the side wall of the water reservoir (5) in a sliding manner and is connected to one end of the fold expansion plate (14).
2. The purification-assisted water supply system according to claim 1, wherein: action wheel (7) cup joint through belt (20) from driving wheel (22), and are connected with ultraviolet tube (23) through the connecting rod from driving wheel (22), and ultraviolet tube (23) rotate through the connecting axle and connect in the lateral wall of filtering ponds (27), one-level pipeline (21) twine on ultraviolet tube (23), and one-level pipeline (21) extend fixed connection to on the up end of filtering ponds (27) inner chamber, be connected with vertical active carbon filter screen (25) between the upper and lower terminal surface of filtering ponds (27) inner chamber.
3. The purification-assisted water supply system according to claim 2, wherein: the side wall of the vertical active carbon filter screen (25) is connected with a plurality of parallel horizontal active carbon filter screens (24).
4. The purification-assisted water supply system according to claim 1, wherein: the one-level flexible filter screen (15) is of an arch structure, and through holes which are communicated with each other are formed in the connecting position between the one-level flexible filter screen (15) and the sludge collecting box (16).
5. The purification-assisted water supply system according to claim 4, wherein: the side wall of the sludge collection box (16) is a box wall with the aperture smaller than 1 mm.
6. The purification-assisted water supply system according to claim 1, wherein: the fold expansion plate (14) is made of elastic rubber.
7. The purification-assisted water supply system according to claim 2, wherein: ultraviolet tube (23) are the hollow section of thick bamboo structure of annular shroud, and a plurality of ultraviolet lamp (23) are installed to the annular in this hollow section of thick bamboo, and the positive, negative pole piece of ultraviolet lamp (23) is connected in the lithium cell, and the lithium cell is installed in hollow section of thick bamboo.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875140.1A CN109555193B (en) | 2018-08-03 | 2018-08-03 | Water supply system based on auxiliary purification of Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875140.1A CN109555193B (en) | 2018-08-03 | 2018-08-03 | Water supply system based on auxiliary purification of Internet of things |
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| Publication Number | Publication Date |
|---|---|
| CN109555193A CN109555193A (en) | 2019-04-02 |
| CN109555193B true CN109555193B (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810875140.1A Active CN109555193B (en) | 2018-08-03 | 2018-08-03 | Water supply system based on auxiliary purification of Internet of things |
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| CN114482204B (en) * | 2022-02-21 | 2023-12-05 | 陆凡 | Water supply system and water supply method for rail transit |
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| CN205109312U (en) * | 2015-11-26 | 2016-03-30 | 广东拓丰实业有限公司 | Environment -friendly dust purification case |
| CN207046989U (en) * | 2017-05-31 | 2018-02-27 | 金安琪 | A kind of environment-friendly type waste water purification device |
| CN107522330A (en) * | 2017-09-27 | 2017-12-29 | 成都元始信息科技有限公司 | A kind of sewage disposal system |
| CN107986489A (en) * | 2017-11-27 | 2018-05-04 | 肖娇 | A kind of waste water filter residue device for high-efficiency cleaning |
| CN108275795A (en) * | 2018-04-04 | 2018-07-13 | 李子琦 | A kind of helical-blade control domestic sewage in rural areas recycling high-efficient treatment device |
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