CN209481427U - Sewage-treatment plant - Google Patents

Sewage-treatment plant Download PDF

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Publication number
CN209481427U
CN209481427U CN201920053556.5U CN201920053556U CN209481427U CN 209481427 U CN209481427 U CN 209481427U CN 201920053556 U CN201920053556 U CN 201920053556U CN 209481427 U CN209481427 U CN 209481427U
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CN
China
Prior art keywords
aeration tank
sewage
outlet tube
pond
tank
Prior art date
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Active
Application number
CN201920053556.5U
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Chinese (zh)
Inventor
时红
孙占学
文阳平
才硕
龚来红
谢亨旺
刘方平
高柏
马文洁
李佳乐
章艳红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Provincial Ganfu Plain Water Conservancy Engineering Administration (jiangxi Provincial Irrigation Test Center Station)
East China Institute of Technology
Original Assignee
Jiangxi Provincial Ganfu Plain Water Conservancy Engineering Administration (jiangxi Provincial Irrigation Test Center Station)
East China Institute of Technology
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Publication date
Application filed by Jiangxi Provincial Ganfu Plain Water Conservancy Engineering Administration (jiangxi Provincial Irrigation Test Center Station), East China Institute of Technology filed Critical Jiangxi Provincial Ganfu Plain Water Conservancy Engineering Administration (jiangxi Provincial Irrigation Test Center Station)
Priority to CN201920053556.5U priority Critical patent/CN209481427U/en
Application granted granted Critical
Publication of CN209481427U publication Critical patent/CN209481427U/en
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Abstract

The utility model discloses sewage-treatment plants, including sequentially connected settling tank, aeration tank, sand filter, filler pond and blowoff basin, suction dredge is installed at the top of settling tank, suction dredge connects dredging tube, dredging tube protrudes into settling tank, the first outlet tube is connected on settling tank, the liquid feeding end of first outlet tube is equipped with the first filter screen, the lower section of the first outlet tube is arranged in aeration tank, the bottom of pond of aeration tank is equipped with aerator, dismountable snorkel is connected at the top of aeration tank, snorkel protrudes into aeration tank and bottom end and is connected with jet thrust, jet thrust is equipped with several fumaroles, the first liquid suction pipe is placed in aeration tank, the second outlet tube is placed in sand filter, first liquid suction pipe and the second outlet tube are separately connected suction pump, the bottom of sand filter is connected with the bottom in filler pond, the bottom in filler pond is connected with blowoff basin, row Pond is connected with drainpipe.The utility model can to farm be discharged sewage in organic matter and bulky grain mixture be filtered removing.

Description

Sewage-treatment plant
Technical field
The utility model relates to water treatment facilities, and in particular to sewage-treatment plant.
Background technique
Often there is complementary relationship between underground water and surface water near river, generally in the period when a river is at its normal level by underground under natural endowment Water feeds river water, flood period river water recharge groundwater in a certain range.Since the man-made recovery of underground water makes water level decreasing, River water is fed throughout the year in many regional river surface water.With rapid economic development, sewage quantity is also continuously increased, especially in At small rivers, many polluters are directly discharged into river;Also having burst accident often results in river surface water pollution simultaneously, If handled not in time, Riverine area can generate serious pollution.It, can be quickly direct when polluting section surface water supply underground water Cause the pollution of underground water.How pollution of estuary underground water to be prevented using method at low cost, high-efficient, that practical value is high Controlling has great significance.
The prevention and treatment and reparation of underground water pollution at present, generallys use pump-and-treat system method, permeable coefficient tensor, biological restoration Deng these methods have certain practical value for small-scale or point-source pollution repairing and treating, for river to underground water The line source problem of pollution, due at high cost, treatment effeciency is not high, therefore can not yet be applied well.
Utility model content
In view of the deficiency of background technique, there is provided sewage-treatment plant, technical problems to be solved for the utility model To farm discharge sewage in organic matter and bulky grain mixture be filtered removing.
In order to solve the above technical problems, the utility model provides following technical solution:
Sewage-treatment plant, it is characterised in that: including sequentially connected settling tank, aeration tank, sand filter, filler pond and row Pond, the bottom surface of the settling tank are set as recessed spherical surface, and suction dredge, the suction dredge are equipped at the top of the settling tank It is connected with dismountable dredging tube, the dredging tube protrudes into the lowest part of the bottom surface of the settling tank and bottom end is in horn-like, institute It states and is communicated with the first outlet tube on settling tank, the liquid feeding end of first outlet tube is equipped with the first filter screen, the aeration tank The lower section of first outlet tube is set, and the bottom of pond of the aeration tank is equipped with aerator, and the top of the aeration tank connects There is dismountable snorkel, the snorkel protrudes into the aeration tank and bottom end is connected with jet thrust, and the jet thrust is equipped with Several fumaroles are placed with the first liquid suction pipe in the aeration tank, are placed with the second outlet tube in the sand filter, and described first Liquid suction pipe and second outlet tube are separately connected draw water end and the water outlet of suction pump, and the bottom of the sand filter is equipped with connection Mouthful, the communication port is connected with the bottom in the filler pond, and is equipped with the second filter screen, and the bottom in the filler pond is set There is discharge outlet, the discharge outlet is connected with the blowoff basin and is equipped with third filter screen, and the blowoff basin is equipped with water quality Monitor, the blowoff basin are connected with drainpipe.
The top of the settling tank is equipped with blowdown control valve.
The suction dredge has suction pipe, and the dredging tube is threadedly coupled with the suction pipe.
The inner sidewall of the aeration tank is equipped with the retaining ring to match with the snorkel.
The jet thrust is set as spherical and has the spherical inner chamber being connected with the snorkel, several fumaroles It is uniformly arranged on the jet thrust.
The sand filter is separated by the 4th vertically arranged filter screen close to the lautertuns of the aeration tank and close The sand filtration tank in the filler pond, quartz sand filler is filled in the sand filtration tank, and the aperture of the 4th filter screen is less than the stone The diameter of sand, second outlet tube protrudes into the bottom of the lautertuns, and second outlet tube is uniformly provided with along axial direction Several fluid holes.
The filler pond is provided with elastic filler, and plant breeding trough is equipped with above the elastic filler.
Possessed beneficial effect is the utility model compared with prior art: in the sewage that farm can be discharged Organic matter and bulky grain mixture are filtered removing, prevent sewage from entering in river water and pollute to it, being capable of effective protection Environment.
Detailed description of the invention
The utility model has following attached drawing:
Fig. 1 is the schematic diagram of the utility model.
Specific embodiment
As shown, sewage-treatment plant, including sequentially connected settling tank 1, aeration tank 2, sand filter 3,4 and of filler pond Blowoff basin 5, the bottom surface of the settling tank 1 are set as recessed spherical surface 11, and this structure facilitates sludge in the sewage of discharge etc. Solid particles sediment is accumulated to lowest part, and the top of the settling tank 1 is equipped with suction dredge 6, and the suction dredge 6 is connected with removable The dredging tube 7 unloaded, specifically, the suction dredge 6 have suction pipe 61, and the dredging tube 7 is threadedly coupled with suction pipe 61.The suction mud Pipe 7 protrudes into the lowest part of the bottom surface of the settling tank 1 and bottom end in horn-like, this structure facilitate to the sediments such as sludge into Row is strong to be drawn, and is communicated with the first outlet tube 8 on the settling tank 1, the liquid feeding end of first outlet tube 8 is equipped with the first mistake Strainer 9, the first filter screen 9 can carry out primary filtration to sewage, and the aeration tank 2 is arranged under first outlet tube 8 Side, sewage flow in aeration tank 2 through the first outlet tube 8.
The bottom of pond of the aeration tank 2 is equipped with aerator 21, and aerator 21 is supplied oxygen to aeration tank 2, make in pond liquid with Air contact oxygenation, and since liquid can be stirred, it accelerates oxygen in air and is shifted into liquid, to complete the mesh of oxygenation 's;In addition, aeration also prevents the effect that suspended substance sinks in pond, reaches organic matter in reinforcement pond and connect with microorganism and dissolved oxygen The purpose of touching carries out oxygenolysis to dirty Organic substance in water to guarantee that microorganism is under conditions of having sufficient dissolved oxygen in pond. The top of the aeration tank 21 is connected with dismountable snorkel 10, specifically, the inner sidewall of the aeration tank 2 be equipped with it is described The retaining ring 22 that snorkel 10 matches, snorkel 10 is fixed by retaining ring 22, avoids its whipping, snorkel in ventilation 10 protrude into the aeration tank 2 and bottom end is connected with jet thrust 101, and the jet thrust 101 is equipped with several fumaroles, in this implementation In example, the jet thrust 101 is set as spherical and has the spherical inner chamber being connected with the snorkel 10, several jets Hole is uniformly arranged on the jet thrust 101.The effect of snorkel 10 is also that oxygen is passed through into aeration tank 2, and jet thrust 101 Effect be allow gas to it is enough dispersedly spray into aeration tank 2, further stir the sewage in aeration tank 2, reinforce organic in pond Contact of the object with microorganism with dissolved oxygen, promotes the oxygenolysis of organic matter.
It is placed with the first liquid suction pipe 12 in the aeration tank 2, the second outlet tube 13 is placed in the sand filter 3, it is described First liquid suction pipe 12 is separately connected draw water end and the water outlet of suction pump 14 with second outlet tube 13, in the present embodiment, The sand filter 3 is separated by the second vertically arranged filter screen 31 close to the lautertuns of the aeration tank 2 and close to described The sand filtration tank in filler pond 4, the second filter screen 31 is for re-filtering to sewage, and quartz sand filler, stone are filled in the sand filtration tank Sand filler is as filter medium, under pressure, the higher water of turbidity is passed through certain thickness granular or non-grain Quartz sand filtration, effective retention remove suspended matter, organic matter, colloidal particles, microorganism, chlorine, odor and part weight in water Metal ion etc. is finally reached the purpose for reducing water turbidity, the effect that purifies water.To prevent quartz sand from leaking into lautertuns, institute The aperture for stating the 4th filter screen 31 is less than the diameter of the quartz sand, and second outlet tube 13 protrudes into the bottom of the lautertuns Portion, and second outlet tube 13 is uniformly provided with several fluid holes 131 along axial direction.
The bottom of the sand filter 3 is equipped with communication port, and the communication port is connected with the bottom in the filler pond 4, and pacifies Equipped with third filter screen 15, third filter screen 15 filters sewage again.
The filler pond 4 is provided with elastic filler, and elastic filler again speeds up the processing of remaining organic matter in water, described It is equipped with plant breeding trough 41 above elastic filler, various plants, such as emergent aquactic plant, including parasol can be supported in plant breeding trough 41 One or more of grass, canna, acorus calamus variegatus, rush, Scirpus tabernaemontani, iris.The bottom in the filler pond 4 is equipped with draining Mouthful, the discharge outlet is connected with the blowoff basin 5 and is equipped with the 4th filter screen 16, and the 4th filter screen 16 carries out water another Secondary filtering.The blowoff basin 5 is equipped with water quality monitor 17, and water quality testing meter 17 is used to detect water quality whether up to standard, the row After water quality reaching standard, the water in blowoff basin 5 is discharged by drainpipe 18 for 5 bottom communicated drainage pipe 18 of pond.
For control of sewage disposal amount, the top of the settling tank is equipped with blowdown control valve 19,19 row of being mounted on of blowdown control valve On dirty pipe.
The filler pond 4 is provided with elastic filler, and plant breeding trough 41, plant cultivation are equipped with above the elastic filler Can support various plants, such as emergent aquactic plant in slot 41, including cyperus alternifolius, canna, acorus calamus variegatus, rush, Scirpus tabernaemontani, in iris One or more.
To sum up, the utility model can to farm be discharged sewage in organic matter and bulky grain mixture be filtered It removes, prevents sewage from entering in river water and it is polluted, it being capable of effective protection environment.

Claims (7)

1. sewage-treatment plant, it is characterised in that: including sequentially connected settling tank, aeration tank, sand filter, filler pond and draining Pond, the bottom surface of the settling tank are set as recessed spherical surface, and suction dredge is equipped at the top of the settling tank, and the suction dredge connects It is connected to dismountable dredging tube, the dredging tube protrudes into the lowest part of the bottom surface of the settling tank and bottom end is in horn-like, described The first outlet tube is communicated on settling tank, the liquid feeding end of first outlet tube is equipped with the first filter screen, and the aeration tank is set It sets in the lower section of first outlet tube, the bottom of pond of the aeration tank is equipped with aerator, is connected at the top of the aeration tank Dismountable snorkel, the snorkel protrudes into the aeration tank and bottom end is connected with jet thrust, if the jet thrust is equipped with Dry fumarole is placed with the first liquid suction pipe in the aeration tank, and the second outlet tube is placed in the sand filter, and described first takes out Liquid pipe and second outlet tube are separately connected draw water end and the water outlet of suction pump, and the bottom of the sand filter is equipped with connection Mouthful, the communication port is connected with the bottom in the filler pond, and is equipped with the second filter screen, and the bottom in the filler pond is equipped with Discharge outlet, the discharge outlet are connected with the blowoff basin and are equipped with third filter screen, and the blowoff basin is supervised equipped with water quality Instrument is surveyed, the blowoff basin is connected with drainpipe.
2. sewage-treatment plant according to claim 1, it is characterised in that: the top of the settling tank is controlled equipped with blowdown Valve.
3. sewage-treatment plant according to claim 1, it is characterised in that: the suction dredge has suction pipe, the suction mud Pipe is threadedly coupled with the suction pipe.
4. sewage-treatment plant according to claim 1, it is characterised in that: the inner sidewall of the aeration tank be equipped with it is described The retaining ring that snorkel matches.
5. sewage-treatment plant according to claim 1, it is characterised in that: the jet thrust be set as spherical and have with The spherical inner chamber that the snorkel is connected, several fumaroles are uniformly arranged on the jet thrust.
6. sewage-treatment plant according to claim 1, it is characterised in that: the sand filter passes through the vertically arranged the 4th Filter screen is separated into the lautertuns close to the aeration tank and the sand filtration tank close to the filler pond, fills stone in the sand filtration tank Sand filler, the aperture of the 4th filter screen are less than the diameter of the quartz sand, and second outlet tube protrudes into the filtering The bottom of slot, and second outlet tube is uniformly provided with several fluid holes along axial direction.
7. sewage-treatment plant according to claim 1, it is characterised in that: the filler pond is provided with elastic filler, Plant breeding trough is equipped with above the elastic filler.
CN201920053556.5U 2019-01-11 2019-01-11 Sewage-treatment plant Active CN209481427U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920053556.5U CN209481427U (en) 2019-01-11 2019-01-11 Sewage-treatment plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920053556.5U CN209481427U (en) 2019-01-11 2019-01-11 Sewage-treatment plant

Publications (1)

Publication Number Publication Date
CN209481427U true CN209481427U (en) 2019-10-11

Family

ID=68130977

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920053556.5U Active CN209481427U (en) 2019-01-11 2019-01-11 Sewage-treatment plant

Country Status (1)

Country Link
CN (1) CN209481427U (en)

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