CN209428370U - Sewage treatment production line teaching practice device - Google Patents
Sewage treatment production line teaching practice device Download PDFInfo
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- CN209428370U CN209428370U CN201920121960.1U CN201920121960U CN209428370U CN 209428370 U CN209428370 U CN 209428370U CN 201920121960 U CN201920121960 U CN 201920121960U CN 209428370 U CN209428370 U CN 209428370U
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Abstract
The utility model discloses sewage treatment production line teaching practice devices, including water distribution module, A2O module, post-processing module and electric-control system, tap water in circulation water pot is delivered to the first distribution reservoir through water water circulating pump, second distribution reservoir, the cycle balance mixing treatment sewage source in water water circulating pump again, then anaerobic pond is delivered to through peristaltic pump, anaerobic pond sewage overflow is to the first anoxic pond, overflow is to the first aerobic tank again, then overflow is to the second anoxic pond, secondary settling tank, sewage overflow in second anoxic pond is to the second aerobic tank, then overflow is to secondary settling tank, last clean water overflow is handled to dosing pond to be discharged, sludge air lift is discharged after being concentrated to sludge concentration tank, the utility model helps students biochemical wastewater treatment technique relevant knowledge, grasp the basic principle of sanitary sewage each processing step, it is promoted to sanitary sewage Processing unit designs, builds, debugs and controls service ability, the creativeness of training student.
Description
Technical field
The utility model relates to sewage treatment production line teaching practice technical fields, more particularly to sewage treatment production line
Teaching practice device.
Background technique
Currently, China's water pollution situation is still very severe, every gross contamination emission is very big, pollution level still in
Quite high level.The status that China's sanitary sewage disposal industry development faces: sewage disposal device falls behind relatively, lacks innovation
Ability；Sewage treatment process is more single, and capability for research and development is insufficient；The sewage treatment industry talent is deficient, lacks personnel training
Approach.Therefore, for the status of current China's sanitary sewage disposal, it is badly in need of the practice process production of setting sanitary sewage disposal
Line carrys out training student for the innovation research and development ability of domestic sewage treatment process, equipment.
So the utility model provides the new scheme of one kind to solve the problems, such as this.
Utility model content
For above situation, for the defect for overcoming the prior art, the utility model is designed to provide sewage treatment life
Producing line teaching practice device.
Its solve technical solution be: sewage treatment production line teaching practice device, including water distribution module, A2O module, after
Processing module and electric-control system；The water distribution module include circulation water pot, the first distribution reservoir, the second distribution reservoir, vortex pump and
Peristaltic pump, the air inlet of the gas outlet connection compressed air pipe of the vortex pump, the gas outlet connection of compressed air pipe
Recycle water pot air inlet, circulation water pot, the first distribution reservoir, the second distribution reservoir water inlet be connected to tap water water supply pipeline,
First distribution reservoir, the second distribution reservoir discharge port connection peristaltic pump feed inlet；The A2O module include anaerobic pond, first lack
Oxygen pond and the first aerobic tank, the anaerobic pond, the first anoxic pond, the first aerobic tank air inlet be connected to compressed air pipe
Gas outlet, anaerobic pond, the first anoxic pond, the first aerobic tank water inlet be connected to tap water water supply pipeline, the charging of anaerobic pond
The discharge port of mouth connection peristaltic pump, the discharge port of anaerobic pond are connected to the feed inlet of the first anoxic pond, the discharge port of the first anoxic pond
It is connected to the feed inlet of the first aerobic tank；The post-processing module includes the second anoxic pond, the second aerobic tank, secondary settling tank, dosing pond
And sludge concentration tank, second anoxic pond, the second aerobic tank air inlet be connected to the gas outlet of compressed air pipe, it is described
Second anoxic pond, the second aerobic tank, secondary settling tank, dosing pond, sludge concentration tank water inlet be connected to tap water water supply pipeline,
The feed inlet of two anoxic ponds is connected to the discharge port of the first aerobic tank, and the discharge port of the second anoxic pond is connected to the charging of the second aerobic tank
Mouthful, the feed inlet of the discharge port connection secondary settling tank of the second aerobic tank, the feed inlet of secondary settling tank is also connected to the discharging of the first aerobic tank
Mouthful, the feed inlet in the discharge port connection dosing pond of secondary settling tank, secondary settling tank is internally provided with the first air-lift device, the first air-lift device
Air inlet connection compressed air pipe gas outlet, the first air-lift device discharge port connection sludge concentration tank feed inlet；
The circulation water pot, the first distribution reservoir, the second distribution reservoir, anaerobic pond, the first anoxic pond, the first aerobic tank, the second anoxic pond,
Two aerobic tanks, secondary settling tank, dosing pond, sludge concentration tank sewage draining exit be connected to blow-off line, be respectively provided on above-mentioned connecting line
There is valve；The electric-control system includes controller and touch screen.
Further, the circulation water pot, the first distribution reservoir, be provided with water circulating pump on the second distribution reservoir, it is each to follow
Import, the outlet of ring water pump are respectively communicated with circulation water pot, the first distribution reservoir, the liquid outlet of the second distribution reservoir, inlet.
Further, the inlet of the circulation water pot is also connected to tap water water supply pipeline, and recycles the inlet of water pot
First flowmeter is set between tap water water supply pipeline.
Further, the anaerobic pond, the first anoxic pond, the second anoxic pond, dosing pond inside be provided with blender.
Further, first anoxic pond, the first aerobic tank inside the second air-lift device, third air lift is respectively set
Device, the second air-lift device, third air-lift device air inlet connection compressed air pipe gas outlet, the second air-lift device,
The discharge port of third air-lift device is respectively communicated with the first inlet of anaerobic pond, the first anoxic pond.
Further, the 4th air-lift device, the air inlet connection of the 4th air-lift device are additionally provided with inside the secondary settling tank
The gas outlet of compressed air pipe, the discharge port of the 4th air-lift device are connected to the second inlet of anaerobic pond, the first anoxic pond.
Further, on the discharge port connecting line of second air-lift device, third air-lift device, the 4th air-lift device
Second flowmeter, third flowmeter, the 4th flowmeter is respectively set.
Due to the use of above technical scheme, the utility model has the advantages that compared with prior art
1. the utility model comes to carry out water process production line by design water distribution module, A2O module, post-processing module
Teaching practice can effectively help students biochemical wastewater treatment technique relevant knowledge, grasp sanitary sewage each processing step
Basic principle, enhancing student are promoted to sewage treatment unit design, are taken to domestic sewage treatment process norm controlling ability
Build, debug and control the ability of operation；
2. more easily controlling the operation of each automatically controlled device by electric-control system, student passes through the operation control in touch screen
Each automatically controlled device opening and closing and rotational speed regulation are made, the centralization control of entire power-equipment may be implemented, substantially increase and practice work
Make efficiency；
3. the container, tank body in the utility model sewage treatment production line teaching practice device in modules are all made of
Bright material is made, and carries out Germicidal efficacy convenient for student, and can combine between each module between pipeline with disassembled and assembled freely, is opened
Putting property experimental study, the manipulative ability of exercise student ', the creativeness of training student have stronger practicability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 practices operational flowchart for the utility model.
In figure: 100- compressed air pipe, 101- recycle water pot, the first distribution reservoir of 102-, the second distribution reservoir of 103-, 104-
Vortex pump, 105- peristaltic pump, 106,107,108- water circulating pump, 113- first flowmeter, 200- tap water water supply pipeline,
201- anaerobic pond, the first anoxic pond of 202-, the first aerobic tank of 203-, 204,205,306,307- blender, the second air lift of 206-
Device, 207- third air-lift device, 210- second flowmeter, 216- third flowmeter, 300- blow-off line, the second anoxic of 301-
Pond, the second aerobic tank of 302-, 303- secondary settling tank, 304- dosing pond, 305- sludge concentration tank, the 4th air-lift device of 308-, 309-
First air-lift device, the 4th flowmeter of 315-.
Specific embodiment
Aforementioned and other technology contents, feature and effect in relation to the utility model, in following cooperation with reference to figures 1 through attached
Fig. 2 can be clearly presented in the detailed description of embodiment.The structure content being previously mentioned in following embodiment is to say
Bright book attached drawing is reference.
Sewage treatment production line teaching practice device, including water distribution module, A2O module, post-processing module and electric-control system.
Water distribution module includes circulation water pot 101, the first distribution reservoir 102, the second distribution reservoir 103, vortex pump 104 and wriggles
Pump 105, the air inlet of the gas outlet connection compressed air pipe 100 of vortex pump 104, the gas outlet of compressed air pipe 100
Connection circulation water pot 101 air inlet, circulation water pot 101, the first distribution reservoir 102, the second distribution reservoir 103 water inlet be connected to
Tap water water supply pipeline 200, the first distribution reservoir 102, the second distribution reservoir 103 discharge port connection peristaltic pump 105 feed inlet.
A2O module includes anaerobic pond 201, the first anoxic pond 202 and the first aerobic tank 203, anaerobic pond 201, the first anoxic
Pond 202, the first aerobic tank 203 air inlet be connected to the gas outlet of compressed air pipe 100, anaerobic pond 201, the first anoxic pond
202, the water inlet of the first aerobic tank 203 is connected to tap water water supply pipeline 200, and the feed inlet of anaerobic pond 201 is connected to peristaltic pump
105 discharge port, the discharge port of anaerobic pond 201 are connected to the feed inlet of the first anoxic pond 202, the discharge port of the first anoxic pond 202
It is connected to the feed inlet of the first aerobic tank 203.
Post-processing module includes that the second anoxic pond 301, the second aerobic tank 302, secondary settling tank 303, dosing pond 304 and sludge are dense
Contracting pond 305, the second anoxic pond 301, the second aerobic tank 302 air inlet be connected to the gas outlet of compressed air pipe 100, second
Anoxic pond 301, the second aerobic tank 302, secondary settling tank 303, dosing pond 304, sludge concentration tank 305 water inlet be connected to tap water
Water supply pipeline 200, the feed inlet of the second anoxic pond 301 are connected to the discharge port of the first aerobic tank 203, and the second anoxic pond 301 goes out
Material mouth is connected to the feed inlet of the second aerobic tank 302, and the feed inlet of the discharge port connection secondary settling tank 303 of the second aerobic tank 302, two is heavy
The feed inlet in pond 303 is also connected to the discharge port of the first aerobic tank 203, the charging in the discharge port connection dosing pond 304 of secondary settling tank 303
Mouthful, secondary settling tank 303 is internally provided with the first air-lift device 309, and the air inlet of the first air-lift device 309 is connected to compressed air pipe
100 gas outlet, the feed inlet of the discharge port connection sludge concentration tank 305 of the first air-lift device 309.
Recycle water pot 101, the first distribution reservoir 102, the second distribution reservoir 103, anaerobic pond 201, the first anoxic pond 202, first
The blowdown of aerobic tank 203, the second anoxic pond 301, the second aerobic tank 302, secondary settling tank 303, dosing pond 304, sludge concentration tank 305
Mouth is connected to blow-off line 300.
Further, valve is provided on above-mentioned connecting line.Electric-control system includes controller and touch screen, controller
PLC control system is selected, for controlling above-mentioned each automatically controlled device work.
Further, water pot 101, the first distribution reservoir 102 are recycled, is provided with water circulating pump on the second distribution reservoir 103, respectively
The import of a water circulating pump, outlet be respectively communicated with circulation water pot 101, the first distribution reservoir 102, the second distribution reservoir 103 liquid outlet,
Inlet.
Further, the inlet for recycling water pot 101 also be connected to tap water water supply pipeline 200, and circulation water pot 101 into
First flowmeter 113 is set between liquid mouth and tap water water supply pipeline 200.Second air-lift device 206, third air-lift device 207,
Second flowmeter 210, third flowmeter 216, the 4th flow are respectively set on the discharge port connecting line of 4th air-lift device 308
Meter 315.
Further, anaerobic pond 201, the first anoxic pond 202, the second anoxic pond 301, dosing pond 304 inside be respectively provided with
There is blender.
Further, the first anoxic pond 202, the first aerobic tank 203 inside the second air-lift device 206, is respectively set
Three air-lift devices 207, the second air-lift device 206, third air-lift device 207 air inlet connection compressed air pipe 100 go out
Port, the second air-lift device 206, third air-lift device 207 discharge port be respectively communicated with anaerobic pond 201, first anoxic pond 202
First inlet.
Further, the 4th air-lift device 308, the air inlet of the 4th air-lift device 308 are additionally provided with inside secondary settling tank 303
It is connected to the gas outlet of compressed air pipe 100, the discharge port of the 4th air-lift device 308 is connected to anaerobic pond 201, the first anoxic pond
202 the second inlet.
Method is practiced using the sewage treatment production line teaching practice device, is included the following steps:
1) water distribution practice operation is carried out, is specifically comprised the following steps:
1.1) it is required according to practice, control system is manually set by touch screen and recycles the liquid level upper limit of water pot 101, position
Difference, and set circulation 101 temperature upper limit of water pot, the temperature difference；
1.2) Open valve 118 upper water, liquid level of water pot 101 to be recycled into circulation water pot 101 rises to practice and requires water
When position, Open valve 112 starts water circulating pump 106, maintains 106 operating status of water circulating pump, spare, wherein water circulating pump 106
The water that recycles shown by first flowmeter 113, pass through the aperture control loop water yield of control valve 119；
1.3) since ClO can be contained in tap water-Ion can kill part anaerobism and aerobic microbiological, influence denitrogenation and remove
Phosphorus effect, therefore recirculated water first need to carry out water distribution after appropriate aeration again.Start whirlpool air pump, Open valve 110,111 is adjusted
Whirlpool air pump air output is saved, Open valve 109, Xiang Xunhuan water pot 101 is interior to supplement air, water in aeration removal circulation water pot 101
In ClO-Ion, it is spare；
1.4) tap water recycled in water pot 101 is delivered to the first distribution reservoir 102 through water water circulating pump 106, second matched
Pond 103, according to practice require respectively into the first distribution reservoir 102, the second distribution reservoir 103 be added setting ratio glucose or
Flour paste is added urea as nitrogen source, potassium dihydrogen phosphate is added as phosphorus source as carbon source；
1.5) start water circulating pump 107,108, Open valve 114,116 makes the first distribution reservoir 102, the second distribution reservoir 103
Middle material uniformly mixes, and treatment sewage source uses；
1.6) Open valve 115,208, start peristaltic pump 105, and the material in the first distribution reservoir 102 is defeated through peristaltic pump 105
It send to anaerobic pond 201, when 102 liquid level of the first distribution reservoir drops to practice and requires liquid level, closes valve 115；
1.7) Open valve 117, the material in the second distribution reservoir 103 is delivered to anaerobic pond 201 through peristaltic pump 105, to
When two distribution reservoirs, 103 liquid level drops to practice and requires liquid level, valve 117 is closed.
2) A2O practice operation is carried out, is specifically comprised the following steps:
2.1) blender 204 and setting speed opened in anaerobic pond 201 are 30 ± 5rpm, are stirred to anaerobic pond 201
Material without whirlpool bubble-free, and be kept stirring 204 continued operation of device, wherein 201 dissolved oxygen content of anaerobic pond control exists
0.2mg/L or less；
2.2) by the material overflow in anaerobic pond 201 to the first anoxic pond 202, stirring in the first anoxic pond 202 is opened
It mixes device 205 and setting speed is 30 ± 5rpm, stirring to the material in the first anoxic pond 202 keeps stirring without whirlpool bubble-free
Mix 205 continued operation of device；
2.3) Open valve 211 is filled with air into the first anoxic pond 202, and controls dissolved oxygen in the first anoxic pond 202
Content is within the scope of 0.2-0.5mg/L；
2.4) Open valve 217, in the material overflow to the first aerobic tank 203 in the first anoxic pond 202, Open valve
214 are filled with air into the first aerobic tank 203, are sufficiently aerated, make 203 dissolved oxygen content of the first aerobic tank in 2-3mg/L range
It is interior；
2.5) Open valve 218,221, by the material overflow in the first aerobic tank 203 to the second anoxic pond 301, secondary settling tank
303；
3) post-processing practice operation is carried out, is specifically comprised the following steps:
3.1) opening blender 306 and setting speed in the second anoxic pond 301 is 30 ± 5rpm, stirring to the second anoxic
Material in pond 301 is kept stirring 306 continued operation of device without whirlpool bubble-free；
3.2) Open valve 311 is filled with air into the second anoxic pond 301, and controls dissolved oxygen in the second anoxic pond 301
Content is within the scope of 0.2-0.5mg/L；
3.3) Open valve 312, material overflow in the second anoxic pond 301 to the second aerobic tank 302, Open valve 313
It is filled with air into the second aerobic tank 302, is sufficiently aerated, makes 302 dissolved oxygen content of the second aerobic tank within the scope of 2-3mg/L；
3.4) Open valve 314, material overflow in the second aerobic tank 302 to secondary settling tank 303；
3.5) the supernatant liquid overflow in secondary settling tank 303 is examined to dosing pond 304, and to the liquid sampling in dosing pond 304
It surveys, agent-feeding treatment after qualification, Open valve 310 is emitted into blow-off line 300；
3.6) substrate material in secondary settling tank 303 is sent into sludge condensation by the first air-lift device 309 by Open valve 318
Pond 305, after sludge concentration tank 305 is concentrated, Open valve 319 is emitted into blow-off line 300.
Further, in step 2, Open valve 212 makes anaerobic pond 201 and first by the second air-lift device 206
Exteenal reflux is carried out between anoxic pond 202, reflux ratio 50% shows second flowmeter 210 by the aperture of control valve 212
Within the scope of 2 ± 0.5mL/s, this reflux executes number as UCT technique.Open valve 215 is made by third air-lift device 207
Exteenal reflux is carried out between first anoxic pond 202 and the first aerobic tank 203, reflux ratio 50% passes through opening for control valve 215
Degree, makes 216 registration of third flowmeter within the scope of 2 ± 0.5mL/s, this reflux is executed as A2O technique.Wherein individually in anaerobism
Pond 201 increases destructive test and is aerated, Open valve 220, and control oxygen content is within the scope of 0.5 ± 0.1mg/L, and monitoring is dirty
Denitrogenation of water phosphor-removing effect；Individually increase destructive test in the first anoxic pond 202 to be aerated, Open valve 211 controls oxygen-containing
Amount is to monitor sewage denitrification and dephosphorization effect within the scope of 1 ± 0.1mg/L；Individually the first aerobic tank 203 increase destructive test into
Row aeration, Open valve 214 control oxygen content within the scope of 5-7mg/L, monitor sewage denitrification and dephosphorization effect.
Further, Open valve 213,316,317, the 4th air-lift device 308 of starting return the material in secondary settling tank 303
It is flow to anaerobic pond 201, makes 315 registration of the 4th flowmeter in 8 ± 0.5mL/s model by the aperture of control valve 213,316,317
In enclosing, reflux ratio 200%, this reflux is executed as A2O technique.Close valve 213, Open valve 219, the 4th air-lift device
Material in secondary settling tank 303 is back to the first anoxic pond 202 by 308, makes the 4th by the aperture of control valve 219,316,317
315 registration of flowmeter is within the scope of 8 ± 0.5mL/s, reflux ratio 200%, this reflux is executed as UCT technique.Wherein individually
Increase destructive testing in secondary settling tank 303 to 201 reflux section of anaerobic pond, Open valve 213,316,317 is filled by the 4th air lift
It sets 308 and the material in secondary settling tank 303 is back to anaerobic pond 201, the 4th stream is made by the aperture of control valve 213,316,317
315 registration of meter is within the scope of 40 ± 0.5mL/s, reflux ratio 1000%, monitors sewage denitrification and dephosphorization effect.At sanitary sewage
When reason, UCT technique can be first carried out, phosphor-removing effect is good, and when sludge bulking phenomenon occurs in UCT technique, timely switch valve is executed
A2O technique.
In conclusion the utility model includes water distribution module, A2O module, post-processing module, recycle in water pot 101
Tap water is through the ClO in whirlpool air pump removal tap water-Ion, then through water water circulating pump 106 be delivered to the first distribution reservoir 102,
A certain proportion of carbon source, nitrogen source, phosphorus is added into the first distribution reservoir 102, the second distribution reservoir 103 respectively in second distribution reservoir 103
Source, cycle balance mixing treatment sewage source, is then delivered to anaerobic pond through peristaltic pump 105 in water water circulating pump 107,108
201.201 sewage overflow of anaerobic pond supplements a small amount of air to the first anoxic pond 202, controls oxygen content, then overflow is to first aerobic
Pond 203 is sufficiently aerated, and keeps rich oxygen content, then overflow to the second anoxic pond 301, secondary settling tank 303.In second anoxic pond 301
Sewage overflow to the second aerobic tank 302, be sufficiently aerated, keep rich oxygen content, then overflow to secondary settling tank 303, last clear water
Overflow to dosing pond 304, agent-feeding treatment discharge, sludge air lift to sludge concentration tank 305 is discharged after concentration, and clear water is as next time
Source of sewage processing.
In order to more easily control the operation of each automatically controlled device, controller controls each automatically controlled device opening and closing and revolving speed tune
Section, in use, student may be implemented the centralization control of entire power-equipment, substantially increased by the operation in touch screen
The common technology of existing remote control field can be used in working efficiency, this remote controlled manner, and details are not described herein.
The sewage treatment production line teaching practice device also relate to continuous operation between each chemical industry operation unit and
Intermittently operated can be further understood the difference and general character of intermittently operated and continuous operation with student, further understand sewage treatment
The various unit operations of production line, use pattern are more diversified.Further, in the sewage treatment production line teaching practice device
Container, tank body in modules are all made of transparent material and are made, and carry out Germicidal efficacy convenient for student, and between each module and manage
It can be combined between road with disassembled and assembled freely, carry out Openness experimental study, the manipulative ability of exercise student ', the creation of training student
Property, there is stronger practicability.
By the above teaching practice, students biochemical wastewater treatment technique relevant knowledge can be effectively helped, grasps life
The basic principle of sewage each processing step, enhancing student promote dirty to life domestic sewage treatment process norm controlling ability
Water treatment facilities designs, builds, debugs and controls the ability of operation.
The above is to combine specific embodiment further detailed description of the utility model, and it cannot be said that originally
Utility model specific implementation is limited only to this；Belonging to the utility model and for those skilled in the technology concerned,
Under the premise of technical solutions of the utility model thinking, made expansion and the replacement of operating method, data should all be fallen in
Within scope of protection of the utility model.
Claims (7)
1. sewage treatment production line teaching practice device, it is characterised in that: including water distribution module, A2O module, post-processing module and
Electric-control system；
The water distribution module includes circulation water pot, the first distribution reservoir, the second distribution reservoir, vortex pump and peristaltic pump, the vortex
The air inlet of the gas outlet connection compressed air pipe of air pump, the air inlet of the gas outlet connection circulation water pot of compressed air pipe
Mouthful, circulation water pot, the first distribution reservoir, the second distribution reservoir water inlet be connected to tap water water supply pipeline, the first distribution reservoir, second
The feed inlet of the discharge port connection peristaltic pump of distribution reservoir；
The A2O module includes anaerobic pond, the first anoxic pond and the first aerobic tank, the anaerobic pond, the first anoxic pond, first good
The air inlet in oxygen pond is connected to the gas outlet of compressed air pipe, and anaerobic pond, the first anoxic pond, the water inlet of the first aerobic tank are equal
It is connected to tap water water supply pipeline, the discharge port of the feed inlet connection peristaltic pump of anaerobic pond, the discharge port connection first of anaerobic pond lacks
The feed inlet in oxygen pond, the discharge port of the first anoxic pond are connected to the feed inlet of the first aerobic tank；
The post-processing module includes the second anoxic pond, the second aerobic tank, secondary settling tank, dosing pond and sludge concentration tank, and described the
Two anoxic ponds, the second aerobic tank air inlet be connected to the gas outlet of compressed air pipe, it is second anoxic pond, second aerobic
Pond, secondary settling tank, dosing pond, sludge concentration tank water inlet be connected to tap water water supply pipeline, the feed inlet of the second anoxic pond connects
The discharge port of logical first aerobic tank, the discharge port of the second anoxic pond are connected to the feed inlet of the second aerobic tank, and the second aerobic tank goes out
Material mouth is connected to the feed inlet of secondary settling tank, and the feed inlet of secondary settling tank is also connected to the discharge port of the first aerobic tank, the discharge port of secondary settling tank
It is connected to the feed inlet in dosing pond, secondary settling tank is internally provided with the first air-lift device, and the air inlet of the first air-lift device is connected to compression
The gas outlet of air pipeline, the feed inlet of the discharge port connection sludge concentration tank of the first air-lift device；
The circulation water pot, the first distribution reservoir, the second distribution reservoir, anaerobic pond, the first anoxic pond, the first aerobic tank, the second anoxic
Pond, the second aerobic tank, secondary settling tank, dosing pond, sludge concentration tank sewage draining exit be connected to blow-off line；
Valve is provided on above-mentioned connecting line；The electric-control system includes controller and touch screen.
2. sewage treatment production line teaching practice device as described in claim 1, it is characterised in that: the circulation water pot, first
Be provided with water circulating pump on distribution reservoir, the second distribution reservoir, import, the outlet of each water circulating pump be respectively communicated with circulation water pot,
First distribution reservoir, the liquid outlet of the second distribution reservoir, inlet.
3. sewage treatment production line teaching practice device as claimed in claim 2, it is characterised in that: the feed liquor of the circulation water pot
Mouth is also connected to tap water water supply pipeline, and first flowmeter is arranged between the inlet and tap water water supply pipeline of circulation water pot.
4. sewage treatment production line teaching practice device as described in claim 1, it is characterised in that: the anaerobic pond, first lack
Oxygen pond, the second anoxic pond, dosing pond inside be provided with blender.
5. sewage treatment production line teaching practice device as claimed in claim 4, it is characterised in that: first anoxic pond,
The inside of one aerobic tank is respectively set the second air-lift device, third air-lift device, the second air-lift device, third air-lift device into
Port be connected to compressed air pipe gas outlet, the second air-lift device, third air-lift device discharge port be respectively communicated with anaerobic pond,
First inlet of the first anoxic pond.
6. sewage treatment production line teaching practice device as claimed in claim 5, it is characterised in that: also set inside the secondary settling tank
It is equipped with the 4th air-lift device, the air inlet of the 4th air-lift device is connected to the gas outlet of compressed air pipe, the 4th air-lift device
Discharge port is connected to the second inlet of anaerobic pond, the first anoxic pond.
7. sewage treatment production line teaching practice device as claimed in claim 6, it is characterised in that: second air-lift device,
Third air-lift device, the 4th air-lift device discharge port connecting line on second flowmeter, third flowmeter, the 4th is respectively set
Flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920121960.1U CN209428370U (en) | 2019-01-24 | 2019-01-24 | Sewage treatment production line teaching practice device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920121960.1U CN209428370U (en) | 2019-01-24 | 2019-01-24 | Sewage treatment production line teaching practice device |
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| CN209428370U true CN209428370U (en) | 2019-09-24 |
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ID=67977159
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109553253A (en) * | 2019-01-24 | 2019-04-02 | 河南莱帕克物联装备技术股份有限公司 | Sewage treatment production line teaching practice device and its practice method |
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2019
- 2019-01-24 CN CN201920121960.1U patent/CN209428370U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109553253A (en) * | 2019-01-24 | 2019-04-02 | 河南莱帕克物联装备技术股份有限公司 | Sewage treatment production line teaching practice device and its practice method |
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