CN207148625U - A kind of electric control system of sewage plant filtrate automatic fishing device - Google Patents
A kind of electric control system of sewage plant filtrate automatic fishing device Download PDFInfo
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- CN207148625U CN207148625U CN201721073991.1U CN201721073991U CN207148625U CN 207148625 U CN207148625 U CN 207148625U CN 201721073991 U CN201721073991 U CN 201721073991U CN 207148625 U CN207148625 U CN 207148625U
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Abstract
The utility model belongs to sewage plant filtrate fishing device technical field, more particularly to a kind of electric control system of sewage plant filtrate automatic fishing device, including PLC, touch-screen, upset motor, push-rod electric machine, indicator lamp, hand switch and limit switch；The PLC is connected with touch-screen；The output switch parameter end of the PLC is connected with indicator lamp, and the On-off signal end of the PLC is connected with hand switch, limit switch；The output switch parameter end of the PLC is also connected with upset motor, push-rod electric machine, the push-rod electric machine is used to drive sliding rail climbing mechanism, salvaging switching mechanism is set to rise or decline along slide rail, the upset motor, which is used to control, salvages switching mechanism, the filtrate of salvaging is poured into splicing basket by salvaging basket.The Control System Design is reasonable, simple and compact for structure, easy to operate, automaticity is high and control efficiency is high.
Description
Technical field
The utility model belongs to sewage plant filtrate fishing device technical field, more particularly to a kind of sewage plant filtrate is beaten automatically
Drag for the electric control system of device.
Background technology
The problem of conventional filter of sewage plant is present at present be：Often there is the filtrate that front end process is not fully apparent from entering
Water leaks into filter filter tank, these filtrate sizes and it is soft or hard be respectively not quite similar using unit, into after filter tank, in filter backwash
During work, tight friction can occur with filter cloth, easily wear filter cloth or cause filter cloth to rupture；Filtrate can also block suction at suction inlet
Mouthful, it if into water pump and pipeline, can be wound into the impeller of pump, block pipeline.Filtrate is shown in accompanying drawing 4, accompanying drawing to filter cloth abrasion
5.Therefore these filtrates can seriously endanger the service life of filter cloth, jeopardize the work safety of water pump and pipeline, influence the whole of equipment
Body safety, easily causes heavy economic losses.Sewage plant on internal and international at present also without special filtrate fishing device,
Artificial regular check and salvaging are relied primarily on, the effect that wastes time and energy is poor, and personnel have the danger for falling filter tank.Therefore, design
A kind of automatic filtrate fishing device of sewage plant, the use demand of reality can be met, be that domestic, international design is initiated again, make
Wastewater treatment in China equipment is reached the international leading level.
The content of the invention
The defects of in order to overcome in the prior art, the utility model provide a kind of electricity of sewage plant filtrate automatic fishing device
Gas control system, the Control System Design is reasonable, simple and compact for structure, easy to operate, automaticity is high and control efficiency
It is high.
In order to achieve the above object, the utility model uses following technical scheme：
A kind of electric control system of sewage plant filtrate automatic fishing device, including PLC, touch-screen, upset electricity
Machine, push-rod electric machine, indicator lamp, hand switch and limit switch；The PLC is connected with touch-screen；The PLC
Output switch parameter end be connected with indicator lamp, the On-off signal end of the PLC connects with hand switch, limit switch
Connect；The output switch parameter end of the PLC is also connected with upset motor, push-rod electric machine, and the push-rod electric machine is used to drive
Sliding rail climbing mechanism, salvaging switching mechanism is set to rise or decline along slide rail, the upset motor, which is used to control, salvages tipper
Structure, the filtrate of salvaging is set to pour into splicing basket by salvaging basket.
Further, the limit switch includes push rod limit switch and upset limit switch, the push rod limit switch
The location control for rising or declining along slide rail for salvaging switching mechanism, the upset limit switch are used to salvage switching mechanism
Location control forward or backward.
Further, the push rod switch includes push rod upper limit position switch and push rod lower position switch, and the upset is spacing
Switch includes overturning front limit switch and overturns rear limit switch.
Further, auxiliary reclay is passed through at the output switch parameter end of the PLC, into push-rod electric machine rotate forward/
The coil of contactor is inverted, the main contacts of contactor is serially connected in the current supply circuit of push-rod electric machine.
Further, auxiliary reclay is passed through at the output switch parameter end of the PLC, into upset motor rotate forward/
The coil of contactor is inverted, the main contacts of contactor is serially connected in the current supply circuit of upset motor.
Further, the PLC includes master controller, extending controller and Ethernet interface, each controller it
Between connected by data-interface, the serial communication interface of the master controller is connected with touch-screen display controller, and Ethernet connects
Mouth is connected with middle control host computer.
Further, the touch-screen display controller is used to change device parameter, display device running status and shown
Show abnormal alarm.
As a result of above technical scheme, positive beneficial effect of the present utility model is：
1. the utility model is greatly reduced using modular PLC as control unit, space-consuming, make whole
Control circuit is not only stable, efficient, and structure is more succinct, compact.
2. the utility model uses touch-screen display controller, operation interface is friendly, parameter change is easy, equipment operation shape
State is very clear.When salvaging basket malposition occurs, can and alarm and it be shown on touch-screen display controller.
3. the PLC that the utility model uses contains Ethernet interface, the data in actual motion can pass through ether
Net is sent to Central Control Room, user can real-time monitoring equipment running status and service data, the operational factor for salvaging filtrate is carried out
Set.
4. the utility model has, operation automaticity is high, maintenance amount is small, be easily installed, dilatation is easy, operating cost
Low outstanding advantages, it is particularly suitable for the application in Treated sewage reusing pretreatment, industrial circulation water treatment and advanced treatment of wastewater field, tool
There are wide market prospects, it is national saving water resource, construction sustainable development economy is made that very big contribution.
Brief description of the drawings
Fig. 1 is a kind of electric major loop figure of the electric control system of sewage plant filtrate automatic fishing device of the utility model
One of；
Fig. 2 is a kind of electric major loop figure of the electric control system of sewage plant filtrate automatic fishing device of the utility model
Two；
Fig. 3 is a kind of PLC control principles of the electric control system of sewage plant filtrate automatic fishing device of the utility model
One of figure；
Fig. 4 is a kind of PLC control principles of the electric control system of sewage plant filtrate automatic fishing device of the utility model
The two of figure；
Fig. 5 is a kind of PLC control principles of the electric control system of sewage plant filtrate automatic fishing device of the utility model
The three of figure；
Fig. 6 is a kind of PLC control principles of the electric control system of sewage plant filtrate automatic fishing device of the utility model
The four of figure；
Fig. 7 is that a kind of electrical control of the electric control system of sewage plant filtrate automatic fishing device of the utility model is returned
One of road figure；
Fig. 8 is that a kind of electrical control of the electric control system of sewage plant filtrate automatic fishing device of the utility model is returned
The two of road figure.
Embodiment
The utility model is made with specific embodiment below in conjunction with the accompanying drawings and being described in further detail.
Embodiment one：As shown in Figures 1 to 8, a kind of electric control system of sewage plant filtrate automatic fishing device, including
PLC, touch-screen, upset motor, push-rod electric machine, indicator lamp, hand switch and limit switch；The PLC with
Touch-screen connects；The output switch parameter end of the PLC is connected with indicator lamp, the On-off signal of the PLC
End is connected with hand switch, limit switch；The output switch parameter end of the PLC also connects with upset motor, push-rod electric machine
Connect, the push-rod electric machine is used to drive sliding rail climbing mechanism, salvaging switching mechanism is risen or is declined, the upset along slide rail
Motor, which is used to control, salvages switching mechanism, the filtrate of salvaging is poured into splicing basket by salvaging basket, realizes the automatic mesh for salvaging filtrate
's.
The limit switch includes push rod limit switch and upset limit switch, and the push rod limit switch turns over for salvaging
Rotation mechanism along slide rail rise or decline location control, it is described upset limit switch be used for salvage switching mechanism forward or to
Location control afterwards.The push rod switch includes push rod upper limit position switch and push rod lower position switch, the upset limit switch
Including upset front limit switch and upset rear limit switch.
Auxiliary reclay is passed through at the output switch parameter end of the PLC, into push-rod electric machine forward/reverse contactor
Coil, the main contacts of contactor is serially connected in the current supply circuit of push-rod electric machine, is realized the lifting for salvaging switching mechanism and is put down.
Auxiliary reclay is passed through at the output switch parameter end of the PLC, into upset motor forward/reverse contactor
Coil, the main contacts of contactor is serially connected in the current supply circuit of upset motor, realizes the angle upset for salvaging switching mechanism.
The PLC includes master controller, extending controller and Ethernet interface, passes through data between each controller
Interface is connected, and the serial communication interface of the master controller is connected with touch-screen display controller, on Ethernet interface and middle control
Position machine connection.
Using touch-screen display controller, operation interface is friendly, parameter change is easy, equipment running status are very clear.
When salvaging basket malposition occurs, can and alarm and it be shown on touch-screen display controller.
The power supply of the present embodiment is three-phase alternating current, has a cross streams electricity output end and direct current steady in three-phase alternating current
The input of voltage source is connected, and another cross streams electricity is also connected with the input of isolating transformer in three-phase alternating current, and direct current is steady
Voltage source and isolating transformer are exported to PLC.
The automatic salvage flow of filtrate is as follows：After equipment operation reaches setting time, PLC passes through program control
System, send it is automatic salvage filtrate signal, give push-rod electric machine control signal first, drive salvage switching mechanism in sliding-rail groove on
Rise, stop push-rod electric machine action when push rod upper limit position switch signals；Then PLC sends drive signal, and driving is turned over
Rotating motor, which drives, salvages switching mechanism upset, cuts off upset motor current supply circuit when overturning front limit switch and signaling, completes
Filtrate is poured into by salvaging basket the action of splicing basket；Subsequent PLC sends signal driving upset motor and drives salvaging upset
Mechanism returning, upset motor current supply circuit is cut off when overturning rear limit switch and signaling；Last PLC is to push-rod electric machine
Control signal, drive salvaging switching mechanism to decline in sliding-rail groove, stop push-rod electric machine when push rod lower position switch signals
Action, switching mechanism will be salvaged and be put back into original position.
Embodiment two, the present embodiment provide the workflow that a specific filtrate is salvaged automatically：
After equipment operation reaches setting time, PLC passes through programme-control, digital output module U1 output
Point Q4 has signal output, makes KA4 relay adhesives, then is rotated forward by KA4 adhesive contactor KM4, driving push rod motor, turns over salvaging
Rotation mechanism rises along slide rail；When push rod upper limit position switch I23 signals, signal is fed back into PLC, Q4 outputs are stopped by PLC,
Salvage switching mechanism and rise stopping；Then there is signal defeated by PLC controlling transistor output module U2 output point Q13
Go out, make KA13 relay adhesives, then rotated forward by KA13 adhesive contactor KM6, control upset motor, driven and salvage switching mechanism
Overturn forward, when overturning front limit switch I25 signallings, signal is fed back into PLC, Q13 is stopped by PLC
Output, salvage switching mechanism upset and stop, the filtrate salvaged in basket is poured into reception basket.PLC setting time timing
After the completion of, PLC controlling transistor output module U2 output point Q14 has signal output, makes KA4 relay adhesives, then
By KA14 adhesive contactor KM7, control upset motor reversion, salvaging switching mechanism is driven to turn over, it is spacing after upset to open
When closing I26 signallings, signal is fed back into PLC, Q14 outputs are stopped by PLC, switching mechanism is salvaged and turns back and returns
It is in situ；Then PLC controls digital output module U1 output point Q5 to have signal output again, makes KA5 relay adhesives,
Again by KA5 adhesive contactor KM5, driving push rod motor reversal, salvaging switching mechanism is set to decline along slide rail, when push rod lower limit is opened
When closing I24 signallings, signal is fed back into PLC, Q5 outputs are stopped by PLC, switching mechanism is salvaged and drops to
Original position, complete once to salvage flow automatically.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using this practicality
It is new.Person skilled in the art obviously can easily make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without by performing creative labour.Therefore, those skilled in the art are according to this
The announcement of utility model, does not depart from improvement that the utility model category made and modification all should be in protection of the present utility model
Within the scope of.
Claims (7)
1. a kind of electric control system of sewage plant filtrate automatic fishing device, it is characterised in that including PLC, touch
Screen, upset motor, push-rod electric machine, indicator lamp, hand switch and limit switch；The PLC is connected with touch-screen；It is described
The output switch parameter end of PLC is connected with indicator lamp, On-off signal end and hand switch, the limit of the PLC
Bit switch connects；The output switch parameter end of the PLC is also connected with upset motor, push-rod electric machine, the push-rod electric machine
For driving sliding rail climbing mechanism, salvaging switching mechanism is set to rise or decline along slide rail, the upset motor, which is used to control, beats
Switching mechanism is dragged for, the filtrate of salvaging is poured into splicing basket by salvaging basket.
A kind of 2. electric control system of sewage plant filtrate automatic fishing device according to claim 1, it is characterised in that
The limit switch includes push rod limit switch and upset limit switch, and the push rod limit switch is used to salvage switching mechanism edge
The location control that slide rail rises or declined, the upset limit switch are used to salvage the positioning of switching mechanism forward or backward
Control.
A kind of 3. electric control system of sewage plant filtrate automatic fishing device according to claim 1, it is characterised in that
The push rod switch includes push rod upper limit position switch and push rod lower position switch, and the upset limit switch includes upset front limit
Switch and upset rear limit switch.
A kind of 4. electric control system of sewage plant filtrate automatic fishing device according to claim 1, it is characterised in that
Auxiliary reclay is passed through at the output switch parameter end of the PLC, into the coil of push-rod electric machine forward/reverse contactor,
The main contacts of contactor is serially connected in the current supply circuit of push-rod electric machine.
A kind of 5. electric control system of sewage plant filtrate automatic fishing device according to claim 1, it is characterised in that
Auxiliary reclay is passed through at the output switch parameter end of the PLC, into the coil of upset motor forward/reverse contactor,
The main contacts of contactor is serially connected in the current supply circuit of upset motor.
A kind of 6. electric control system of sewage plant filtrate automatic fishing device according to claim 1, it is characterised in that
The PLC includes master controller, extending controller and Ethernet interface, is connected between each controller by data-interface
Connect, the serial communication interface of the master controller is connected with touch-screen display controller, and Ethernet interface connects with middle control host computer
Connect.
A kind of 7. electric control system of sewage plant filtrate automatic fishing device according to claim 6, it is characterised in that
The touch-screen display controller is used to change device parameter, display device running status and display abnormal alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721073991.1U CN207148625U (en) | 2017-08-25 | 2017-08-25 | A kind of electric control system of sewage plant filtrate automatic fishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721073991.1U CN207148625U (en) | 2017-08-25 | 2017-08-25 | A kind of electric control system of sewage plant filtrate automatic fishing device |
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| Publication Number | Publication Date |
|---|---|
| CN207148625U true CN207148625U (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721073991.1U Active CN207148625U (en) | 2017-08-25 | 2017-08-25 | A kind of electric control system of sewage plant filtrate automatic fishing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111170447A (en) * | 2020-01-15 | 2020-05-19 | 浙江永续环境工程有限公司 | Fluidized bed biofilm reactor based on composite desulfurization bacteria |
-
2017
- 2017-08-25 CN CN201721073991.1U patent/CN207148625U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111170447A (en) * | 2020-01-15 | 2020-05-19 | 浙江永续环境工程有限公司 | Fluidized bed biofilm reactor based on composite desulfurization bacteria |
| CN111170447B (en) * | 2020-01-15 | 2021-11-02 | 浙江永续环境工程有限公司 | Fluidized bed biofilm reactor based on composite desulfurization bacteria |
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