CN211664895U - High-efficient integrated water treatment facilities in highway service area - Google Patents
High-efficient integrated water treatment facilities in highway service area Download PDFInfo
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- CN211664895U CN211664895U CN201922252521.7U CN201922252521U CN211664895U CN 211664895 U CN211664895 U CN 211664895U CN 201922252521 U CN201922252521 U CN 201922252521U CN 211664895 U CN211664895 U CN 211664895U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 232
- 238000000746 purification Methods 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims description 32
- 238000005374 membrane filtration Methods 0.000 claims description 26
- 230000009977 dual effect Effects 0.000 claims description 9
- 239000008213 purified water Substances 0.000 claims description 9
- 238000011010 flushing procedure Methods 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000006004 Quartz sand Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000002070 germicidal effect Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000001223 reverse osmosis Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 230000029219 regulation of pH Effects 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 2
- 238000011045 prefiltration Methods 0.000 abstract 2
- 235000020188 drinking water Nutrition 0.000 description 6
- 239000003651 drinking water Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a high-efficient integration water treatment facilities of highway service area, including rainwater collection unit and water purification unit, the rainwater collection unit includes that rainwater catch basin, initial stage rainwater abandon class chamber, rainwater primary filter system, rainwater bin, water purification unit is a water-saving branch matter water supply central water purification unit with dense water backward flow. The utility model discloses a set up rainwater collection unit, collect and simple prefiltration processing the highway service area roofing rainwater to can detect the rainwater quality of water after the prefiltration processing, can use the rainwater after the preliminary treatment as central water purification unit's raw water or domestic water, the dense water that central water purification unit system water in-process produced simultaneously can flow back as required or as water such as carwash, afforestation.
Description
Technical Field
The utility model belongs to the technical field of the water-collecting device, particularly, relate to a high-efficient integrated water treatment facilities of highway service area.
Background
The facilities along the highway refer to a service area, a toll station, a maintenance work area, a parking area and the like along the highway. The scale of the server is the largest, and the traffic flow and the people flow are the largest, so that the problem of large water consumption in the service area is caused. However, data shows that the highway in China is built into 6 ten thousand-5 thousand kilometers at present, a large amount of water can be accumulated in the flood season, and meanwhile, the water quality is good. However, the collected rainwater is less reused by connecting the water collecting system.
The highway is a traffic main artery connecting cities, at present, most road sections of the highway are constructed in suburbs far away from the cities or villages and towns, and green belts are usually planted in the middle of the highway. In the case of green belts of some highways far from cities or towns, withering occurs because irrigation cannot be carried out in time. The water tanker is far away from cities or towns, so that the maintenance cost is increased when the water tanker is used for irrigation, and meanwhile, potential traffic safety hazards also exist. China has not paid attention to highway rainwater collection work, and has a great distance from scale. Therefore, it is necessary to take measures to reduce the amount of fresh water in the service area and to increase the amount of reuse water.
The quality-divided water supply is that the tap water is used as raw water, domestic water and direct drinking water in the tap water are separated, a pipe network is additionally arranged to lead a user to be directly communicated, so that the quality division and the flow division of the drinking water and the domestic water are realized, the aim of direct drinking is achieved, and the requirements of high quality, high use and low quality are met. The quality-divided water supply device is adopted in the expressway service area, so that transportation and carrying can be omitted, users in the service area can directly open the water faucet for use, secondary pollution is avoided, concentrated water generated by the device can be used for flushing toilets, greening and the like, and the purpose of saving water is achieved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-efficient integration water quality treatment device of highway service area, through setting up rainwater collection unit and a water-saving branch matter water supply central water purification unit's that has dense water backward flow water purification unit, realize the high-efficient utilization of highway service area rainwater, realize the branch matter of drinking water and other water of service area, the reposition of redundant personnel, satisfy high-quality excellent use, the requirement of low-grade usefulness, can realize backward flow or be used for the afforestation according to the difference of quality of water with the dense water that water purification unit produced simultaneously, the carwash plays the purpose of practicing thrift the water source.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-efficiency integrated water quality treatment device for a highway service area comprises a rainwater collection unit and a water purification unit, wherein the rainwater collection unit comprises a rainwater collecting pool, an initial rainwater discarding chamber, a rainwater primary filtering system and a rainwater storage tank, the rainwater collecting pool is arranged on a roof and is connected with the initial rainwater discarding chamber through a first water pipe, the initial rainwater discarding chamber is connected with a drain pipe, and the drain pipe is provided with a drain valve; the rainwater collecting tank is connected with the rainwater primary filtering system through a second water pipe, the rainwater primary filtering system is connected with the rainwater storage tank through a pipeline, and a first water outlet pipe and a second water outlet pipe are connected at a water outlet of the rainwater storage tank; the water purification unit is a water-saving dual water supply central water purification unit with dense water backward flow, including water inlet, former cask, coarse filtration system, precision filter, membrane filtration system, pH governing system, clean water bucket, dual water supply system and dense water return-flow system, former cask and water inlet intercommunication, be provided with water supply network and water supply pump package in the dual water supply system main part.
Furthermore, a first controllable tee joint is arranged at the joint of the rainwater collecting tank and the first water pipe as well as the joint of the rainwater collecting tank and the second water pipe, a liquid level meter is arranged in the initial rainwater drainage cavity, and the liquid level meter is electrically connected with the first controllable tee joint.
Furthermore, a sand filter, a PP cotton filter and an activated carbon fiber filter which are communicated in sequence are arranged in the rainwater primary filtering system; set up quartz sand filter and the active carbon filter that communicates in order in the coarse filtration system main part, membrane filtration system is the combined system of two reverse osmosis membrane filter cores, set up the pH regulator, the cotton filter equipment of PP and the ultraviolet germicidal device that communicate in order in the pH governing system main part.
Further, the delivery port department of rainwater bin is equipped with first TDS detector, first TDS detector links to each other with the controllable tee bend of second, first outlet pipe links to each other with middle water tank, middle water tank delivery port and water interface pipe connection such as towards lavatory, afforestation, the second outlet pipe with the former water bucket links to each other.
Further, the water inlet with set up into water solenoid valve on the pipeline of former water bucket intercommunication, former water bucket with set up solenoid valve, first booster pump and check valve in order on the pipeline of coarse filtration system intercommunication, precision filter's delivery port is connected all the way membrane filtration system, another way connect gradually storage water tank and ultraviolet sterilizer to domestic water interface through the pipeline, precision filter with be provided with the second booster pump on the pipeline of membrane filtration system intercommunication, membrane filtration system's water purification delivery port with pH governing system intercommunication pH governing system with set up the check valve on the pipeline of water purification bucket intercommunication.
Further, set gradually second TDS detector and third controllable tee bend on membrane filtration system's the dense water outlet pipe way, membrane filtration system's dense water delivery port is connected to all the way coarse filtration system's water inlet forms the dense water backward flow, and another way is connected to the dense water bin, the dense water bin links to each other with water interface pipeline such as carwash, afforestation and flushing toilet.
Compared with the prior art, the technical scheme of the utility model has following beneficial effect:
(1) the utility model discloses a service area roof rainwater is collected to rainwater collection unit, the initial rainwater in the rainwater collection unit is abandoned and is flowed the intracavity and be provided with the level gauge, level gauge and first controllable three-way connection, when abandoning the initial rainwater of flowing the intracavity and reach the setting value of level gauge, rainwater in the rainwater catch basin stops to abandoning to flow the intracavity and flow, and at this moment, the rainwater gets into the rainwater bin after rainwater primary filter system handles and stores, realizes that the automation of initial rainwater abandons and flows.
(2) The utility model discloses a rainwater branch after will preliminary treatment according to the quality of water is washed lavatory, afforestation water and system drinking water to the produced dense water of system drinking water flows back or is used for the carwash, washes lavatory and afforestation water according to quality of water quality, realizes the purpose of branch matter water supply and using water wisely, and divides the matter water supply process to realize automatic control through setting up TDS detector and controllable tee bend.
(3) The utility model discloses in, the water that gets into the water purification unit partly gets into membrane filtration system and supplies to make straight drinking water through the water after primary filter system and precision filter handle, and partly is used for washing the dishes, washes water such as dish, satisfies the high-quality excellent use of water, low-quality low usefulness.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described as follows:
FIG. 1 is a schematic structural view of the high-efficiency integrated water treatment device in the service area of the highway.
In the figure: 1. a rainwater collecting tank; 2. an initial rainwater drainage chamber; 3. a primary rainwater filtration system; 4. a rainwater storage tank; 5. a first water pipe; 6. a blow-off pipe; 7. a blowoff valve; 8. a second water pipe; 9. a first water outlet pipe; 10. a second water outlet pipe; 11. a first controllable tee; 12. a liquid level meter; 13. a first TDS detector; 14. a second controllable tee; 15. an intermediate water tank; 16. a raw water bucket; 17. a water inlet; 18. a water inlet electromagnetic valve; 19. an electromagnetic valve; 20. a first booster pump; 21. a one-way valve; 22. a coarse filtration system; 23. a precision filter; 24. a second booster pump; 25. a membrane filtration system; 26. a pH adjusting system; 27. a check valve; 28. a purified water bucket; 29. a water storage tank; 30. an ultraviolet sterilizer; 31. a second TDS detector; 32. a third controllable tee; 33. a concentrated water storage tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
Example 1
As shown in fig. 1, a high-efficiency integrated water quality treatment device for a highway service area comprises a rainwater collection unit and a water purification unit, wherein the rainwater collection unit comprises a rainwater collection tank 1 arranged on a roof, an initial rainwater abandoning chamber 2, a rainwater primary filtering system 3 and a rainwater storage tank 4, the rainwater collection tank 1 is connected with the initial rainwater abandoning chamber 2 through a first water pipe 5, the initial rainwater abandoning chamber 2 is connected with a drain pipe 6, and the drain pipe 6 is provided with a drain valve 7; the rainwater collecting tank 1 is connected with the rainwater primary filtering system 3 through a second water pipe 8, the rainwater primary filtering system 3 is connected with the rainwater storage tank 4 through a pipeline, and a first water outlet pipe 9 and a second water outlet pipe 10 are connected at a water outlet of the rainwater storage tank 4; the water purification unit is a water-saving dual water supply central water purification unit with dense water backward flow, including water inlet 17, former cask 16, coarse filtration system 22, precision filter 23, membrane filtration system 25, pH governing system 26, clean water bucket 28, dual water supply system and dense water backward flow system, former cask 16 and water inlet 17 intercommunication, be provided with water supply network and water supply pump package in the dual water supply system main part.
A sand filter, a PP cotton filter and an activated carbon fiber filter which are communicated in sequence are arranged in the rainwater primary filtering system 3; set up the quartz sand filter and the active carbon filter that communicate in order in the coarse filtration system 22 main part, membrane filtration system 25 is the combined system of two reverse osmosis membrane filter cores, set up the pH regulator, the cotton filter equipment of PP and the ultraviolet germicidal device that communicate in order in the pH governing system 26 main part.
The rainwater collecting tank 1 with the junction of first water pipe 5 and second water pipe 8 is provided with a controllable tee 11, be provided with level gauge 12 in the initial stage rainwater abandons class chamber 2, level gauge 12 with controllable tee 11 electrical property links to each other. The delivery port department of rainwater bin 4 is equipped with first TDS detector 13, first TDS detector 13 links to each other with controllable tee bend 14 of second, first outlet pipe 9 links to each other with middle water tank 15, middle water tank 15 delivery port and water interface pipe connection such as toilet flushing, afforestation, second outlet pipe 10 with former cask 16 links to each other. The water inlet 17 with set up into water solenoid valve 18 on the pipeline of former cask 16 intercommunication, former cask 16 with set up solenoid valve 19, first booster pump 20 and check valve 21 in order on the pipeline of coarse filtration system 22 intercommunication, the delivery port of precision filter 23 is connected all the way membrane filtration system 25, another way connects gradually storage water tank 29 and ultraviolet sterilizer 30 to domestic water interface through the pipeline, precision filter 23 with be provided with second booster pump 24 on the pipeline of membrane filtration system 25 intercommunication, the water purification delivery port of membrane filtration system 25 with pH governing system 26 intercommunication pH governing system 26 with set up check valve 27 on the pipeline of water purification bucket 28 intercommunication. Set gradually second TDS detector 31 and third controllable tee bend 32 on membrane filtration system 25's the dense water outlet pipe way, membrane filtration system 25's dense water delivery port is connected to all the way coarse filtration system 22's water inlet forms the dense water backward flow, and another way is connected to dense water bin 33, dense water bin 33 links to each other with water interface pipeline such as carwash, afforestation and flushing toilet.
The present invention will be described in further detail with reference to the following embodiments.
Rainwater collection and storage processes: when raining, the first controllable tee joint 11 controls initial rainwater to flow into the initial rainwater flow abandoning cavity 2 from the rainwater collecting pool 1 through the first water pipe 5, the initial rainwater washes impurities such as dust in the rainwater collecting pool 1, then the initial rainwater flow abandoning cavity 2 is filled with the impurities together through the first water pipe 5, along with the increase of rainfall, the water level of the initial rainwater in the initial rainwater flow abandoning cavity 2 gradually rises, and when the water level rises to a value set by the liquid level meter 12, the first controllable tee joint 11 controls non-initial rainwater to flow into the rainwater primary filtering system 3 from the rainwater collecting pool 1 through the second water pipe 8 to be filtered, and then the rainwater primary filtering system enters the rainwater storage tank 4 to be stored for users to use. When a user uses the stored rainwater, the first TDS detector 13 firstly detects the water quality of the rainwater in the rainwater storage tank 4, and when the TDS value of the stored rainwater is larger than a set value, the second controllable tee joint 14 controls the rainwater in the rainwater storage tank 4 to enter the intermediate water tank 15 through the first water outlet pipe 9 so as to be used for flushing, greening and the like by the user in the high-speed highway service area; when the TDS value of the stored rainwater is smaller than the set value, the second controllable tee joint 14 controls the rainwater in the rainwater storage tank 4 to enter the raw water barrel 16 through the second water outlet pipe 10 so as to supply the water purification unit to prepare higher-quality water.
In the in-process of preparation water purification, the rainwater of storing passes through check valve 21 through first booster pump 20 and goes into coarse filtration system 22 in former cask 16, perhaps when there is not available storage rainwater in former cask 16, the solenoid valve 18 that intakes opens, and the running water gets into former cask 16 through water inlet 17, and the running water goes into coarse filtration system 22 through check valve 21 from former cask 16 through increasing first booster pump 20, filters the large granule impurity such as iron rust, suspended solid in the aquatic, gets rid of chlorine residue, peculiar smell and most organic pollutant in the aquatic simultaneously. The water filtered by the coarse filtering system 22 enters a precise filter 23 to filter small particle impurities carried by the previous device, the water filtered by the precise filter 23 enters a water storage tank 29 through a pipeline for storage, and the water in the water storage tank 29 is sterilized by an ultraviolet sterilizer 30 and then reaches a domestic water interface so as to be used for washing vegetables, dishes and other water for users in a high-speed highway service area; the other path of the purified water enters a membrane filtration system 25 through a second booster pump 24 to filter harmful substances such as bacteria, viruses, heavy metals and organic matters in the water, and the filtered purified water enters a pH adjusting system 26 to adjust the pH of the purified water and improve the taste of the purified water of the equipment. The purified water after pH adjustment enters a purified water bucket 28 through a check valve 27 to be stored for users in the expressway service area.
The concentrated water generated after being filtered by the membrane filtration system 25 is detected by the second TDS detector 31, and when the second TDS detector 31 detects that the TDS value of the concentrated water is lower than a set value, the third controllable tee 32 controls the concentrated water to flow back to the coarse filtration system 22, so that the waste water is recycled, and the recovery rate of the concentrated water is improved; when the second TDS detector 31 detects that the TDS value of the concentrated water is higher than the set value, the third controllable tee 32 controls the concentrated water to enter the concentrated water storage tank 33 so as to be used for water for car washing, toilet flushing and the like by users in the expressway service area.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, improvement and the like which are within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A high-efficiency integrated water quality treatment device for a highway service area is characterized by comprising a rainwater collection unit and a water purification unit, wherein the rainwater collection unit comprises a rainwater collecting tank arranged on a roof, an initial rainwater discarding cavity, a rainwater primary filtering system and a rainwater storage tank; the rainwater collecting tank is connected with the rainwater primary filtering system through a second water pipe, the rainwater primary filtering system is connected with the rainwater storage tank through a pipeline, and a first water outlet pipe and a second water outlet pipe are connected at a water outlet of the rainwater storage tank;
the water purification unit is a water-saving dual water supply central water purification unit with dense water backward flow, including water inlet, former cask, coarse filtration system, precision filter, membrane filtration system, pH governing system, clean water bucket, dual water supply system and dense water return-flow system, former cask and water inlet intercommunication, be provided with water supply network and water supply pump package in the dual water supply system main part.
2. The efficient integrated water quality treatment device for the expressway service area according to claim 1, wherein a first controllable tee joint is arranged at the joint of the rainwater collecting tank and the first water pipe as well as the joint of the rainwater collecting tank and the second water pipe, a liquid level meter is arranged in the initial rainwater drainage cavity, and the liquid level meter is electrically connected with the first controllable tee joint.
3. The efficient integrated water quality treatment device for the expressway service area according to claim 1, wherein a sand filter, a PP cotton filter and an activated carbon fiber filter which are communicated in sequence are arranged in the rainwater primary filtering system; set up quartz sand filter and the active carbon filter that communicates in order in the coarse filtration system main part, membrane filtration system is the combined system of two reverse osmosis membrane filter cores, set up the pH regulator, the cotton filter equipment of PP and the ultraviolet germicidal device that communicate in order in the pH governing system main part.
4. The high-efficiency integrated water quality treatment device for the expressway service area as recited in claim 1, wherein a first TDS detector is arranged at a water outlet of the rainwater storage tank, the first TDS detector is connected with a second controllable tee joint, the first water outlet pipe is connected with an intermediate water tank, a water outlet of the intermediate water tank is connected with a water interface pipeline for flushing toilets, greening and the like, and the second water outlet pipe is connected with the raw water barrel.
5. The high-efficiency integrated water quality treatment device for the expressway service area as recited in claim 1, wherein the water inlet is provided with a water inlet solenoid valve on the pipeline communicated with the raw water barrel, the raw water barrel is sequentially provided with a solenoid valve, a first booster pump and a one-way valve on the pipeline communicated with the coarse filtration system, the water outlet of the precision filter is connected with the membrane filtration system all the way, the other way is sequentially connected with a water storage tank and an ultraviolet sterilizer to a domestic water interface through the pipeline, the precision filter is provided with a second booster pump on the pipeline communicated with the membrane filtration system, the purified water outlet of the membrane filtration system is communicated with the pH regulation system, and the pH regulation system and the pipeline communicated with the purified water barrel are provided with a check valve.
6. The efficient integrated water quality treatment device for the expressway service area as recited in claim 1, wherein a second TDS detector and a third controllable tee are sequentially arranged on a concentrated water outlet pipeline of the membrane filtration system, one way of a concentrated water outlet of the membrane filtration system is connected to a water inlet of the coarse filtration system to form concentrated water backflow, the other way of the concentrated water outlet of the membrane filtration system is connected to a concentrated water storage tank, and the concentrated water storage tank is connected with water interface pipelines for car washing, greening, toilet flushing and the like.
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| CN201922252521.7U CN211664895U (en) | 2019-12-16 | 2019-12-16 | High-efficient integrated water treatment facilities in highway service area |
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| CN201922252521.7U CN211664895U (en) | 2019-12-16 | 2019-12-16 | High-efficient integrated water treatment facilities in highway service area |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118289971A (en) * | 2024-04-18 | 2024-07-05 | 中国铁路设计集团有限公司 | Intelligent station rainwater and sewage comprehensive treatment system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118289971A (en) * | 2024-04-18 | 2024-07-05 | 中国铁路设计集团有限公司 | Intelligent station rainwater and sewage comprehensive treatment system and method |
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