CN211688721U - Municipal administration sewage treatment system - Google Patents
Municipal administration sewage treatment system Download PDFInfo
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- CN211688721U CN211688721U CN202020039621.1U CN202020039621U CN211688721U CN 211688721 U CN211688721 U CN 211688721U CN 202020039621 U CN202020039621 U CN 202020039621U CN 211688721 U CN211688721 U CN 211688721U
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Abstract
The utility model relates to a municipal sewage treatment system, which comprises a water inlet and a water outlet, wherein a coarse grid pool, a fine grid pool, a primary sedimentation pool, a separation pool, a sludge treatment device, a biological filter tower, a secondary sedimentation pool and a disinfection pool are sequentially wrapped between the water inlet and the water outlet, the coarse grid pool is connected with the fine grid pool through a coarse grid plate, one end of the separation pool is connected with the sludge treatment device, the other end of the separation pool is connected with the primary sedimentation pool, and the outer side of the biological filter tower is connected with a composite plug flow aerator; the separation tank comprises a sludge area and a clear water area, one end of the sludge area is connected with the sludge treatment device, and a sewage conveying pipe is arranged between the biological filter tower and the clear water area so as to provide a municipal sewage treatment system which has good sewage treatment effect and is convenient to use.
Description
Technical Field
The utility model relates to a sewage treatment technical field, in particular to municipal sewage treatment system.
Background
The problem of water resource and environmental pollution is increasingly paid attention to human society, on one hand, the consumption of fresh water is continuously increased, the water resource is increasingly scarce, on the other hand, the discharge amount of sewage is increasingly increased, and the environmental pollution is increasingly serious, so that the sewage treatment and the recycling of the regenerated resources are increasingly paid attention to various countries. China is a country with serious shortage of water resources, the occupied amount of per capita fresh water resources is only one fourth of the average level in the world, and is one of 13 countries with the most water shortage in the world, at present, more than 400 cities in more than 600 cities in the country have water shortage, so that the recycling of sewage becomes the key for solving the shortage of fresh water resources. However, most of the current sewage treatment in China is up-to-standard discharge, mature sewage regeneration recycling technology is few, and the application to engineering practice is rare and few, and a large amount of sewage is treated up to the standard and then directly discharged into rivers, lakes and sea cities every day, which not only causes waste of water resources but also pollutes the environment, and in the long run, the sustainable development of water resources is inevitably caused. The requirement for the environment is higher and higher at present, the treatment of municipal sewage is urgent, many municipal sewage treatment plants are few at present, or most of the sewage treatment plants are for enterprises and factories with sewage discharge, and the municipal sewage is difficult to treat by the sewage treatment plants due to large amount, and particularly the sludge content in the municipal sewage is large.
According to the utility model '200920318418.1', a composite plug-flow aerator is known to comprise a variable speed motor fixed on a motor base and connected with a mixing and stirring transmission shaft through a double universal coupling, and the mixing and stirring transmission shaft is provided with mixing and stirring blades; the mixing and stirring transmission shaft is arranged in the shaft sleeve, the outside of the shaft sleeve is connected with a flow guide device, the flow guide device is internally provided with an annular microporous aerator, and the flow guide device is connected with a fan through an air guide pipe. The equipment has the advantages of compact structure, stable effect, low power cost, convenient operation and less waste of human resources.
In the prior art, the municipal sewage treatment system can achieve a certain water treatment effect, but the quality of the regenerated water is still poor, and the requirement of the quality of the urban water is difficult to meet.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a municipal sewage treatment system that sewage treatment is effectual, convenient to use.
The technical scheme of the utility model is realized like this: a municipal sewage treatment system comprises a water inlet and a water outlet, wherein a coarse grid pool, a fine grid pool, a primary sedimentation pool, a separation pool, a sludge treatment device, a biological filter tower, a secondary sedimentation pool and a disinfection pool are sequentially wrapped between the water inlet and the water outlet, the coarse grid pool is connected with the fine grid pool through a coarse grid plate, one end of the separation pool is connected with the sludge treatment device, the other end of the separation pool is connected with the primary sedimentation pool, and the outer side of the biological filter tower is connected with a composite plug-flow aerator;
the separation tank is including mud district and clear water district, mud district one end and sludge treatment equipment link to each other, be equipped with sewage conveyer pipe between biological filter tower and the clear water district, the one end that biological filter tower deviates from the clear water district is connected with the second grade sedimentation tank, the top of second grade sedimentation tank is equipped with the dog-house, the inside rabbling mechanism that is equipped with of second grade sedimentation tank, be equipped with first filter screen between second grade sedimentation tank and the disinfection pond, including the liquid outlet of a plurality of antiseptic solutions in the disinfection pond, the other end and the delivery port of disinfection pond are connected.
By adopting the technical scheme, a coarse grid pool, a fine grid pool, a primary sedimentation pool, a separation pool, a sludge treatment device, a biological filter tower, a secondary sedimentation pool and a disinfection pool are sequentially wrapped between the water inlet and the water outlet, the coarse grid pool is connected with the fine grid pool through a coarse grid plate, the coarse grid pool and the fine grid pool can preliminarily screen floating substances and impurities on the surface of sewage to facilitate later-stage treatment of the sewage, one end of the separation pool is connected with the sludge treatment device, the sludge separated from the separation pool is treated by the sludge treatment device and is convenient to transport away the sludge, the other end of the separation pool is connected with the primary sedimentation pool, the primary sedimentation pool sediments the sewage and the sludge to separate the sewage and the sludge, the separated sewage and sludge are respectively transported into the separation pool to be further treated, the outer side of the biological filter tower is connected with a composite plug flow aerator, the deep water body of the composite plug flow aerator is oxygenated, so that the dissolved oxygen capacity is improved, and the defect that the urban sewage treatment capacity is influenced by emptying water and stopping the system operation is effectively avoided;
the separation tank comprises a sludge area and a clear water area, the sewage and the sludge precipitated in the primary sedimentation tank respectively enter the clear water area and the sludge area, so that the sewage is conveniently deeply treated, the separation efficiency is improved, the operation efficiency and convenience are improved, one end of the sludge area is connected with the sludge treatment device, the sludge treatment device comprises a pressing plate and a water pumping mechanism, the moisture in the sludge is further extracted, the sludge is conveniently solidified and transported, a sewage conveying pipe is arranged between the biological filtration tower and the clear water area, the sewage in the clear water area is conveyed into the biological filtration tower through the sewage conveying pipe for purification treatment, one end of the biological filtration tower, which is far away from the clear water area, is connected with the secondary sedimentation tank, the sewage and a small amount of sludge treated by the biological filtration tower enter the secondary sedimentation tank for secondary sedimentation and separation, and a feeding port is arranged at the top of the secondary sedimentation tank, accessible dog-house drops into the material of being convenient for deposit, has improved the efficiency of sediment, the inside rabbling mechanism that is equipped with of second grade sedimentation tank, rabbling mechanism is convenient for carry out abundant stirring to the material that drops into from the dog-house, makes its performance, be equipped with first filter screen between second grade sedimentation tank and the disinfection pond, setting up of first filter screen has improved the cleaning nature that the water filtered out, including the liquid outlet of a plurality of antiseptic solutions in the disinfection pond, disinfect the water in the disinfection pond through the liquid outlet, improved the quality of water, the other end and the delivery port in disinfection pond are connected, and the water after the processing is accomplished flows from the delivery port, have improved the efficiency of work.
The utility model discloses further set up to: and a high-pressure water gun spray head is arranged at the bottom of the fine grid pool.
By adopting the technical scheme, the high-pressure water gun spray head can repeatedly wash the fine grid pool, so that the cleanliness of the fine grid pool is improved, and the use efficiency is improved.
The utility model discloses further set up to: the one end that the clear water district deviates from biological filter tower is connected with preliminary sedimentation tank, the junction of clear water district and preliminary sedimentation tank is equipped with the second filter screen.
Through adopting above-mentioned technical scheme, setting up of second filter screen has improved the filter effect to mud, further reduction the volume of mud in biological filtration tower and the second grade sedimentation tank, further improvement the efficiency of purification, improved filterable effect, improved the efficiency of using.
The utility model discloses further set up to: and a mud scraping plate is arranged in the primary sedimentation tank.
Through adopting above-mentioned technical scheme, the mud scraper is located the middle part of preliminary sedimentation tank, the middle part of mud scraper is equipped with the pivot, the mud scraper distributes along pivot circumference, is convenient for scrape mud consequently, is convenient for to the discharge of mud.
The utility model discloses further set up to: the primary sedimentation tank comprises a water level detector.
Through adopting above-mentioned technical scheme, water level detector monitors the water level in the preliminary sedimentation tank, prevents that water from overflowing the preliminary sedimentation tank.
The utility model discloses further set up to: the water level detector comprises a detection rod, a shell, a display screen, a contact and an adjusting button, wherein an electric wire extends outwards from one side of the shell, one end of the electric wire, which deviates from the shell, is connected with the detection rod, the contact is connected with the detection rod, the display screen and the adjusting button are both located on one side of the shell, and the display screen and the adjusting button are arranged adjacently.
Through adopting above-mentioned technical scheme, contact and detection stick are located in the preliminary sedimentation tank, be convenient for detect the water level, the casing installation is connected with other equipment with the outside of preliminary sedimentation tank, detection stick and contact fixed connection are in the inner wall of preliminary sedimentation tank, the user of being convenient for of display screen looks over to data, adjustment button is convenient for set for water level detector, has improved the efficiency of use greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural view of a sewage treatment system according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a primary sedimentation tank according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of a separation tank according to an embodiment of the present invention;
FIG. 4 is a sectional view of a second-stage sedimentation tank according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a disinfection tank according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a water level detector according to an embodiment of the present invention.
Reference numerals: 1. a water inlet; 2. a water outlet; 3. a coarse grid cell; 4. a fine grid cell; 401. a high-pressure water gun nozzle; 5. a primary sedimentation tank; 501. a rotating shaft; 502. a mud scraper; 6. a separation tank; 601. a sludge zone; 602. a clear water zone; 7. a sludge treatment device; 8. a biological filtration tower; 9. a secondary sedimentation tank; 901. a feeding port; 902. a stirring mechanism; 10. a disinfection tank; 1001. a liquid outlet; 11. a first filter screen; 12. a second filter screen; 13. a water level detector; 1301. a detection rod; 1302. a housing; 1303. a display screen; 1304. a contact; 1305. and adjusting the button.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 6, the utility model discloses a municipal sewage treatment system, which comprises a water inlet 1 and a water outlet 2, a coarse grid pool 3, a fine grid pool 4, a primary sedimentation pool 5, a separation pool 6, a sludge treatment device 7, a biological filtration tower 8, a secondary sedimentation pool 9 and a disinfection pool 10 are sequentially wrapped between the water inlet 1 and the water outlet 2, the coarse grid pool 3 is connected with the fine grid pool 4 through a coarse grid plate, floaters and impurities on the surface of sewage can be preliminarily screened out by the coarse grid pool 3 and the fine grid pool 4, so as to facilitate the later treatment of sewage, one end of the separation pool 6 is connected with the sludge treatment device 7, the sludge separated by the separation pool 6 is treated by the sludge treatment device 7, and is convenient for transporting the sludge away, the other end is connected with the primary sedimentation pool 5, the sewage and the sludge are precipitated by the primary sedimentation pool 5, separating sewage and sludge, respectively conveying the separated sewage and sludge into a separation tank 6 for one-step treatment, connecting a composite plug flow aerator outside the biological filter tower, oxygenating a water body at deep water of the composite plug flow aerator, and improving the dissolved oxygen capacity, thereby effectively avoiding the defect that the urban sewage treatment capacity is influenced by emptying water and stopping the system operation;
the separation tank 6 comprises a sludge area 601 and a clear water area 602, the sewage and the sludge precipitated in the primary sedimentation tank 5 respectively enter the clear water area 602 and the sludge area 601, so that the sewage is conveniently deeply treated, the separation efficiency is improved, the operation efficiency and convenience are improved, one end of the sludge area 601 is connected with the sludge treatment device 7, the sludge treatment device 7 comprises a pressing plate and a water pumping mechanism, the further extraction of the moisture in the sludge is convenient, the solidification of the sludge is convenient, the shipment is convenient, a sewage conveying pipe is arranged between the biological filtration tower 8 and the clear water area 602, the sewage in the clear water area 602 is conveyed into the biological filtration tower 8 through the sewage conveying pipe for purification treatment, one end of the biological filtration tower 8, which is deviated from the clear water area 602, is connected with the secondary sedimentation tank 9, and the sewage and a small amount of sludge treated by the biological filtration tower 8 enter the secondary sedimentation tank 9 for secondary sedimentation and separation, the top of the second-stage sedimentation tank 9 is provided with a feed port 901, materials which are convenient to precipitate can be fed through the feed port 901, the precipitation efficiency is improved, a stirring mechanism 902 is arranged inside the second-stage sedimentation tank 9, the stirring mechanism 902 is convenient for fully stirring the materials fed from the feed port 901, so that the materials can play a role, a first filter screen 11 is arranged between the second-stage sedimentation tank 9 and the disinfection tank 10, the cleanness of water body filtration is improved due to the arrangement of the first filter screen 11, the disinfection tank 10 comprises a plurality of liquid outlets 1001 of disinfectant, the water body in the disinfection tank 10 is disinfected through the liquid outlets 1001, the quality of the water body is improved, the other end of the disinfection tank 10 is connected with the water outlet 2, the treated water body flows out of the water outlet 2, and the work efficiency is improved.
The bottom of the fine grid pool 4 is provided with a high-pressure water gun spray head 401, and the high-pressure water gun spray head 401 can repeatedly wash the fine grid pool 4, so that the cleanliness of the fine grid pool 4 is improved, and the use efficiency is improved.
Be equipped with the mud scraper 502 in the preliminary sedimentation tank 5, the mud scraper 502 is located the middle part of preliminary sedimentation tank 5, the middle part of mud scraper 502 is equipped with pivot 501, the mud scraper 502 distributes along pivot 501 circumference, is convenient for scrape mud consequently, is convenient for to the discharge of mud.
The primary sedimentation tank 5 comprises a water level detector 13, and the water level detector 13 monitors the water level in the primary sedimentation tank 5 to prevent water from overflowing the primary sedimentation tank 5.
The water level detector 13 includes a detection bar 1301, a housing 1302, a display 1303, a contact 1304 and an adjustment button 1305, an electric wire extends outwards from one side of the shell 1302, one end of the electric wire, which faces away from the shell 1302, is connected with the detection bar 1301, the contact 1304 is connected to the detection bar 1301, the display 1303 and the adjustment button 1305 are located on one side of the housing 1302, the display screen 1303 and the adjusting button 1305 are adjacently arranged, the contact 1304 and the detecting rod 1301 are positioned in the primary sedimentation tank 5 to facilitate the detection of the water level, the shell 1302 is installed on the outer side of the primary sedimentation tank 5, is connected with other devices, the detection rod 1301 and the contact 1304 are fixedly connected with the inner wall of the primary sedimentation tank 5, the display screen 1303 facilitates the user to check the data, and the adjusting button 1305 facilitates the setting of the water level detector 13, thereby greatly improving the use efficiency.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A municipal sewage treatment system which is characterized in that: the biological filter comprises a water inlet and a water outlet, wherein a coarse grid pool, a fine grid pool, a primary sedimentation pool, a separation pool, a sludge treatment device, a biological filter tower, a secondary sedimentation pool and a disinfection pool are sequentially wrapped between the water inlet and the water outlet, the coarse grid pool is connected with the fine grid pool through a coarse grid plate, one end of the separation pool is connected with the sludge treatment device, the other end of the separation pool is connected with the primary sedimentation pool, and the outer side of the biological filter tower is connected with a composite plug flow aerator;
the separation tank is including mud district and clear water district, mud district one end and sludge treatment equipment link to each other, be equipped with sewage conveyer pipe between biological filter tower and the clear water district, the one end that biological filter tower deviates from the clear water district is connected with the second grade sedimentation tank, the top of second grade sedimentation tank is equipped with the dog-house, the inside rabbling mechanism that is equipped with of second grade sedimentation tank, be equipped with first filter screen between second grade sedimentation tank and the disinfection pond, including the liquid outlet of a plurality of antiseptic solutions in the disinfection pond, the other end and the delivery port of disinfection pond are connected.
2. The municipal sewage treatment system of claim 1, wherein: and a high-pressure water gun spray head is arranged at the bottom of the fine grid pool.
3. The municipal sewage treatment system of claim 1, wherein: the one end that the clear water district deviates from biological filter tower is connected with preliminary sedimentation tank, the junction of clear water district and preliminary sedimentation tank is equipped with the second filter screen.
4. The municipal sewage treatment system of claim 1, wherein: and a mud scraping plate is arranged in the primary sedimentation tank.
5. The municipal sewage treatment system of claim 1, wherein: the primary sedimentation tank comprises a water level detector.
6. The municipal sewage treatment system of claim 5, wherein: the water level detector comprises a detection rod, a shell, a display screen, a contact and an adjusting button, wherein an electric wire extends outwards from one side of the shell, one end of the electric wire, which deviates from the shell, is connected with the detection rod, the contact is connected with the detection rod, the display screen and the adjusting button are both located on one side of the shell, and the display screen and the adjusting button are arranged adjacently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039621.1U CN211688721U (en) | 2020-01-09 | 2020-01-09 | Municipal administration sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039621.1U CN211688721U (en) | 2020-01-09 | 2020-01-09 | Municipal administration sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211688721U true CN211688721U (en) | 2020-10-16 |
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ID=72799978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020039621.1U Active CN211688721U (en) | 2020-01-09 | 2020-01-09 | Municipal administration sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211688721U (en) |
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2020
- 2020-01-09 CN CN202020039621.1U patent/CN211688721U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A municipal sewage treatment system Effective date of registration: 20230315 Granted publication date: 20201016 Pledgee: Bank of Taizhou Co.,Ltd. Wenzhou Pingyang Sub branch Pledgor: Wenzhou Wan song Construction Co.,Ltd. Registration number: Y2023330000534 |