CN206538215U - A kind of sewage disposal system - Google Patents
A kind of sewage disposal system Download PDFInfo
- Publication number
- CN206538215U CN206538215U CN201720198840.2U CN201720198840U CN206538215U CN 206538215 U CN206538215 U CN 206538215U CN 201720198840 U CN201720198840 U CN 201720198840U CN 206538215 U CN206538215 U CN 206538215U
- Authority
- CN
- China
- Prior art keywords
- water pump
- tail water
- pid controller
- frequency converter
- depth scale
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010865 sewage Substances 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 239000007788 liquid Substances 0.000 description 6
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a kind of sewage disposal system, including cesspool, sewage-treatment plant, afterbay, tail water pump and collecting pit, cesspool is connected with sewage-treatment plant, sewage-treatment plant is connected with afterbay, afterbay is connected by tail water pump with collecting pit, the first depth scale and the second depth scale are provided with afterbay, tail water pump is connected with control cabinet, tail water pump includes main tail water pump and auxiliary tail water pump, the first frequency converter is provided with the motor of main tail water pump, the second frequency converter is provided with the motor of auxiliary tail water pump, the first PID controller and the second PID controller are provided with control cabinet, input of the output end of first depth scale and the second depth scale respectively with the first PID controller and the second PID controller is connected, input of the output end of first PID controller and the second PID controller respectively with the first frequency converter and the second frequency converter is connected；The sewage disposal system can reduce the service life of energy damage, extension tail water pump and frequency converter.
Description
Technical field
The utility model is related to a kind of sewage disposal system.
Background technology
Sewage disposal is sewage is reached that a certain water body of draining or the water quality requirement reused are purified to it
Process.Sewage disposal is widely used in building, agricultural, and traffic, the energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and drink etc. are each
Individual field, also comes into the daily life of common people more and more.In the sewage disposal system of the blue sewage treatment plant of middle mountain and sea
Have using two 110kw tail water pumps, wherein one is main tail water pump, tail water pump supplemented by another.Its design is to utilize depth scale
Start main pump when 1 meter of the signal depth of water, start stand-by pump when the depth of water reaches 1.6 meters when flow becomes big, but be due to afterbay
Instability of flow, and frequency converter can not automatically adjusting parameter cause primary, spare pump start and stop frequently, influence frequency converter and tail water pump
Service life, increases energy loss.
Utility model content
The technical problems to be solved in the utility model, which is to provide, a kind of can reduce the sewage disposal system of energy loss.
To solve the above problems, the utility model is adopted the following technical scheme that：
A kind of sewage disposal system, including cesspool, sewage-treatment plant, afterbay, tail water pump and collecting pit, the dirt
Pond is connected with sewage-treatment plant, and the sewage-treatment plant is connected with afterbay, and the afterbay is by tail water pump with receiving
Ji Chi is connected, and is provided with the first depth scale and the second depth scale in the afterbay, the tail water pump is connected with control cabinet, described
Tail water pump includes being provided with the first frequency converter, the auxiliary tail water on main tail water pump and auxiliary tail water pump, the motor of the main tail water pump
It is provided with the motor of pump on the second frequency converter, the control cabinet and is provided with manual control button, auxiliary reclay, the first PID
Controller and the second PID controller, the output end of first depth scale and the second depth scale respectively with the first PID controller and
The input connection of second PID controller, the output end of first PID controller and the second PID controller is respectively with first
The input connection of frequency converter and the second frequency converter, the output end of the manual control button and the input of auxiliary reclay connect
Connect, the input of first frequency converter and the second frequency converter is connected with the output end of auxiliary reclay.
Preferably, first depth scale and the second depth scale are throw-in type depth scale.It is directly thrown into afterbay
In, install and use and quite facilitate.
Preferably, being provided with control panel on the control cabinet, the manual control button is touch control button,
The touch control button is set on the control panel.When depth scale failure or PID controller failure, using touch
Control button controls the first frequency converter and the start and stop of the second frequency converter and frequency to change by auxiliary reclay.
Preferably, output end of the input of first PID controller and the second PID controller with control panel
Connection.Parameter for setting the first PID controller and the second PID controller.
Preferably, the output end of first depth scale and the second depth scale is connected with the input of control panel.
For showing the water level of current afterbay.
The beneficial effects of the utility model are：The sewage disposal system is provided with depth scale and PID controller, passes through depth
Instrument and PID controller can automatically control the start and stop and frequency change of frequency converter, tail water pump startup will not be allowed too frequent, so as to drop
Low energy is damaged, and the service life of extension tail water pump and frequency converter, the sewage disposal system is provided with manual control button, depth
When instrument failure or PID controller failure, opening for the first frequency converter and the second frequency converter can be controlled by touch control button
Stop and frequency change, the sewage disposal system is provided with control panel, can be set by control panel PID controller parameter and
The water level of the current afterbay of display depth instrument feedback.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of structural representation of sewage disposal system of the utility model.
Fig. 2 connects block diagram for a kind of circuit of the sewage disposal system of embodiment 1.
Fig. 3 connects block diagram for a kind of circuit of the sewage disposal system of embodiment 2.
Embodiment
Embodiment 1
As shown in Figure 1-2, a kind of sewage disposal system, including cesspool 1, sewage-treatment plant 2, afterbay 3, tail water pump
With collecting pit 4, cesspool 1 is connected with sewage-treatment plant 2, and sewage-treatment plant 2 is connected with afterbay 3, and afterbay 3 passes through tail
Water pump is connected with collecting pit 4, and the first depth scale 5 and the second depth scale 6 are provided with afterbay 3, and the first depth scale 5 and second is deep
It is throw-in type depth scale to spend instrument 6, is directly thrown into afterbay 3, installs and uses and quite facilitates, tail water pump is connected with control cabinet
7, tail water pump includes being provided with the first frequency converter 10, auxiliary tail water pump on main tail water pump 8 and auxiliary tail water pump 9, the motor of main tail water pump 8
It is provided with 9 motor on the second frequency converter 11, control cabinet 7 and is provided with control panel 12, auxiliary reclay 13, the first PID controls
The PID controller 15 of device 14 and second processed, the output end of the first depth scale 5 is connected with the first PID controller 14, the first PID control
The output end of device 14 connects Multi-functional analog the input AT1 and GND of the first frequency converter 10, by the first PID controller 14 come
The start and stop and frequency change of the first frequency converter 10 are controlled, so that the rotating speed of main tail water pump 8 is controlled, the output end of the second depth scale 6
It is connected with the second PID controller 15, the output end of the second PID controller 15 connects the Multi-functional analog input of the second frequency converter 11
AT1 and GND is held, the start and stop and frequency change of the second frequency converter 11 are controlled by the second PID controller 15, so as to control auxiliary tail
Touch control button 16, the output end of touch control button 16 and centre are provided with the rotating speed of water pump 9, control panel 12
Output of the input of the input connection of relay 13, the first frequency converter 10 and the second frequency converter 11 with auxiliary reclay 13
End connection, when depth scale failure or PID controller failure, is controlled using touch control button 16 by auxiliary reclay 13
Make the output end of the first frequency converter 10 and the start and stop of the second frequency converter 11 and frequency change, the first depth scale 5 and the second depth scale 6
Input with control panel 12 is connected, and the water level of current afterbay 3, the first PID control are shown on control panel 12
Output end of the input of the PID controller 15 of device 14 and second with control panel 12 is connected, for setting the first PID controller
14 and second PID controller 15 parameter, the control targe setting value SV of the first PID controller 14 is set to 2.1, by first
Alarm point setting value is set to 1.7, and the second alarm point setting value is set into 2.2, and the control targe of the second PID controller 15 is set
Value is set to 2.4, and the first alarm point is set to 2.3, and the second alarm point setting value is set to 2.5, when selecting automatic, although inflow stream
Speed change, but using the first PID controller 14 by controlling the frequency of the first frequency converter 10 water surface can be controlled in the first PID
The target set point of controller 14, when liquid level is higher than 1.7 meters, main tail water pump 8 starts to start, and the first PID controller 14 can be by
Level control is at 2.1 meters, and the frequency of the first frequency converter 10 can be raised with liquid level（1.7-2.1 rice）And increase（0-50hz）, so that
The rotating speed of main tail water pump 8 can be lifted, and when flow increases, when liquid level is more than 2.3 meters, auxiliary tail water pump 9 starts, and level control is existed
2.4 rice.
The present embodiment has the beneficial effect that：The sewage disposal system is provided with depth scale and PID controller, passes through depth scale
The start and stop and frequency change of frequency converter can be automatically controlled with PID controller, tail water pump startup will not be allowed too frequent, so as to reduce
The energy is damaged, and the service life of extension tail water pump and frequency converter, the sewage disposal system is provided with manual control button, depth scale
When failure or PID controller failure, the start and stop of the first frequency converter and the second frequency converter can be controlled by touch control button
And frequency changes, the sewage disposal system is provided with control panel, and the parameter of PID controller can be set by control panel.
Embodiment 2
As shown in figures 1 and 3, as shown in Figure 1-2, a kind of sewage disposal system, including cesspool 1, sewage-treatment plant
2nd, afterbay 3, tail water pump and collecting pit 4, cesspool 1 are connected with sewage-treatment plant 2, and sewage-treatment plant 2 connects with afterbay 3
Logical, afterbay 3 is connected by tail water pump with collecting pit 4, and the first depth scale 5 and the second depth scale 6 are provided with afterbay 3, the
One depth scale 5 and the second depth scale 6 are throw-in type depth scale, are directly thrown into afterbay 3, install and use and quite facilitate,
Tail water pump is connected with control cabinet 7, and tail water pump includes being provided with the on main tail water pump 8 and auxiliary tail water pump 9, the motor of main tail water pump 8
It is provided with one frequency converter 10, the motor of auxiliary tail water pump 9 on second frequency converter 11, control cabinet 7 and is provided with control panel 12, centre
The output end of relay 13, the first PID controller 14 and the second PID controller 15, the first depth scale 5 and the second depth scale 6 is equal
It is connected with the input of control panel 12, the water level of current afterbay 3 is shown using control panel 12, the first depth scale 5
Output end is connected with the first PID controller 14, and the output end of the first PID controller 14 connects the multi-functional mould of the first frequency converter 10
Intend input AT1 and GND, the start and stop and frequency change of the first frequency converter 10 are controlled by the first PID controller 14, so as to control
The rotating speed of main tail water pump 8 is made, the output end of the second depth scale 6 is connected with the second PID controller 15, the second PID controller 15
Output end connects Multi-functional analog the input AT1 and GND of the second frequency converter 11, and the is controlled by the second PID controller 15
The start and stop of two frequency converters 11 and frequency change, so as to control to be provided with touch control on the rotating speed of auxiliary tail water pump 9, control panel 12
The input connection of button 16 processed, the output end of touch control button 16 and auxiliary reclay 13, the first frequency converter 10 and the
Output end of the input of two frequency converters 11 with auxiliary reclay 13 is connected, when depth scale failure or PID controller failure,
Using touch control button 16 by auxiliary reclay 13 control the first frequency converter 10 and the second frequency converter 11 start and stop and
Output end of the input of frequency change, the first PID controller 14 and the second PID controller 15 with control panel 12 is connected,
Parameter for setting the first PID controller 14 and the second PID controller 15, the control targe of the first PID controller 14 is set
Definite value SV is set to 2.1, and the first alarm point setting value is set into 1.7, and the second alarm point setting value is set into 2.2, by the 2nd PID
The control targe setting value of controller 15 is set to 2.4, and the first alarm point is set to 2.3, and the second alarm point setting value is set to 2.5,
When selecting automatic, although inflow change in flow, but utilize frequency of first PID controller 14 by the first frequency converter 10 of control
The water surface can be controlled the target set point in the first PID controller 14, when liquid level is higher than 1.7 meters, main tail water pump 8 starts to open
Dynamic, the first PID controller 14 can be by level control at 2.1 meters, and the frequency of the first frequency converter 10 can be raised with liquid level（1.7-2.1
Rice）And increase（0-50hz）, so that the rotating speed of main tail water pump 8 can be lifted, and when flow increases, when liquid level is more than 2.3 meters, auxiliary tail water
Pump 9 starts, by level control at 2.4 meters.
The present embodiment has the beneficial effect that：The sewage disposal system is provided with depth scale and PID controller, passes through depth scale
The start and stop and frequency change of frequency converter can be automatically controlled with PID controller, tail water pump startup will not be allowed too frequent, so as to reduce
The energy is damaged, and the service life of extension tail water pump and frequency converter, the sewage disposal system is provided with manual control button, depth scale
When failure or PID controller failure, the start and stop of the first frequency converter and the second frequency converter can be controlled by touch control button
And frequency changes, the sewage disposal system is provided with control panel, and the parameter of PID controller can be set by control panel and is shown
Show the water level of the current afterbay of depth scale feedback.It is described above, embodiment only of the present utility model, but this practicality
New protection domain is not limited thereto, any change or replacement expected without creative work, should all be covered at this
Within the protection domain of utility model.
Claims (5)
1. a kind of sewage disposal system, including cesspool, sewage-treatment plant, afterbay, tail water pump and collecting pit, the sewage
Pond is connected with sewage-treatment plant, and the sewage-treatment plant is connected with afterbay, and the afterbay is by tail water pump with collecting
Pond is connected, it is characterised in that：The first depth scale and the second depth scale are provided with the afterbay, the tail water pump is connected with control
Case processed, the tail water pump includes being provided with the first frequency converter, institute on main tail water pump and auxiliary tail water pump, the motor of the main tail water pump
Be provided with the motor for stating auxiliary tail water pump on the second frequency converter, the control cabinet be provided with manual control button, auxiliary reclay,
First PID controller and the second PID controller, the output end of first depth scale and the second depth scale respectively with the first PID
Controller and the connection of the input of the second PID controller, the output end point of first PID controller and the second PID controller
Input not with the first frequency converter and the second frequency converter is connected, the output end of the manual control button and auxiliary reclay
Input is connected, and the input of first frequency converter and the second frequency converter is connected with the output end of auxiliary reclay.
2. sewage disposal system according to claim 1, it is characterised in that：First depth scale and the second depth scale are equal
For throw-in type depth scale.
3. sewage disposal system according to claim 1, it is characterised in that：Control panel is provided with the control cabinet,
The manual control button is touch control button, and the touch control button is set on the control panel.
4. sewage disposal system according to claim 3, it is characterised in that：First PID controller and the 2nd PID controls
The input of device processed is connected with the output end of control panel.
5. sewage disposal system according to claim 3, it is characterised in that：First depth scale and the second depth scale
Output end is connected with the input of control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720198840.2U CN206538215U (en) | 2017-03-02 | 2017-03-02 | A kind of sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720198840.2U CN206538215U (en) | 2017-03-02 | 2017-03-02 | A kind of sewage disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206538215U true CN206538215U (en) | 2017-10-03 |
Family
ID=59940972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720198840.2U Expired - Fee Related CN206538215U (en) | 2017-03-02 | 2017-03-02 | A kind of sewage disposal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206538215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108628244A (en) * | 2018-06-20 | 2018-10-09 | 江苏复星节能环保有限公司 | Sewage plant wisdom energy-saving pump station control method |
-
2017
- 2017-03-02 CN CN201720198840.2U patent/CN206538215U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108628244A (en) * | 2018-06-20 | 2018-10-09 | 江苏复星节能环保有限公司 | Sewage plant wisdom energy-saving pump station control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |