CN205959088U - Water pitcher automatic drainage control system - Google Patents
Water pitcher automatic drainage control system Download PDFInfo
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- CN205959088U CN205959088U CN201621016799.4U CN201621016799U CN205959088U CN 205959088 U CN205959088 U CN 205959088U CN 201621016799 U CN201621016799 U CN 201621016799U CN 205959088 U CN205959088 U CN 205959088U
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- contactor
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Abstract
The utility model discloses a water pitcher automatic drainage control system, inlet tube, outlet pipe, manual drain pipe and the stock solution meter of intercommunication are connected with motor M on the outlet pipe water pump QJ on the liquid storage pot, have connect the digital display instrument on the stock solution meter, motor M even has electrothermal relay FR1, and last contactor KM1 and the air switch QF1 of being connected with of electrothermal relay FR, air switch QF1 link to each other with three routes control switch respectively, wherein connect electrothermal relay FR2, emergency stop button ESB and the change over switch SA of series connection in proper order all the way, and change over switch SA is connected with combination contactor group, combination contactor group link contactor KM4, open a way contactor KM2 and red pilot lamp R are connected to the second way, closed contactor KM3 and green pilot lamp L are connected to the third way, three routes control switch and motor M are connected to digital display instrument and power module. To collect the liquid level of comdenstion water in the water pitcher and transfer the digital display instrument through the signal of telecommunication, and come opening of control drainage pump and stop, its reduction personnel operate the frequency, and the cost is lower, and simple easy operation.
Description
Technical field
The utility model is related to a kind of electric field control circuit, and more particularly, to chemical enterprise steam condensate (SC) tank is arranged automatically
Water control system.
Background technology
For the large enterprise of 1,000,000 tons of PVC of annual production, it is configured with plant project, because chemical industry region uses quantity of steam
Ratio is larger, and steam pipe line is longer, due to using in a large number steam to carry out heat exchange, and steam condensate due to generation the water yield relatively
Little, discharged using water pump during draining, water pump is unable to longtime running, condensed water directly can only be emitted on trench, cause larger
Energy loss.Need the condensed water centralized collection of steam pipe line, so that secondary utilization, cool for steam solidifying water is concentrated by pipeline
Collect in water pot, then condensed water is drained into by boiler room by draining pump, so that boiler reuses again.
Utility model content
The purpose of this utility model is to provide a kind of water pot Auto-drainage control system, will be collected in condensed water in water pot
Liquid level passes to digital display instrument by electric signal, to control the start and stop of draining pump it is not necessary to artificially be operated.System decreases personnel
The operation frequency, cost is relatively low, and simply, easy to operate.
The purpose of this utility model is realized by following technical proposals.
A kind of water pot Auto-drainage control system, including the coconnected water inlet pipe of fluid reservoir, outlet pipe, manual drainage pipe and
Liquid storage meter, outlet pipe water pump QJ is connected with motor M, liquid storage meter is connected with digital display instrument；Described motor M be connected with including with motor
The first electrothermal relay FR1 that M is connected, electrothermal relay FR is connected with first contactor KM1 and air switch QF1, air switch
QF1 is connected with three way control switch respectively, and wherein one tunnel connects the second electrothermal relay FR2 being sequentially connected in series, scram button
ESB and change-over switch SA, change-over switch SA are connected with grouping contactor group, and grouping contactor group connects the 4th contactor KM4；The
Two tunnels connect open circuit second contactor KM2 and red indicator lamp R；3rd tunnel connects closure the 3rd contactor KM3 and green indicator lamp L；
Three way control switch and motor M connect to digital display instrument and power module.
Preferably, equipped with fuse FU on the air switch QF1 being connected with three way control switch respectively.
Preferably, described change-over switch SA be provided with manually, stop and start gear.
Preferably, described grouping contactor group includes the stop button SB1 being connected in parallel and the second auxiliary reclay KA2,
Stop button SB1 is connected with start button SB2 being connected in parallel and the 5th contactor KM6, and the second auxiliary reclay KA2 is connected with
The first auxiliary reclay KA1 being connected in parallel and the 6th contactor KM6.
Preferably, described power module is connected with power supply, and three way control switch connect ground wire.
Preferably, described digital display instrument is connected to auxiliary reclay.
With respect to prior art, the beneficial effects of the utility model are：
This circuit measures liquid level in tank by the liquid-level switch installed on water pot, then will be remote for liquid level signal in tank
Reach digital display instrument, startup draining pump is sent by digital display instrument, when liquid level is less than digital display instrument setting value in tank, digital display instrument sends and stops
Only draining pump signal, it is achieved thereby that the automatic-discharging of condensed water, had both saved energy resource consumption, had decreased equipment loss again.And
And simple, easy to operate, reduce cost of labor simultaneously.
Brief description
Fig. 1 is the utility model schematic diagram.
Equipment list
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment is described further to the utility model.
As shown in figure 1, this water pot Auto-drainage control system, it is communicated with water inlet pipe 2, outlet pipe 3, manually in fluid reservoir 1
Drainpipe 4 and liquid storage meter 5, outlet pipe 3 water pump QJ are connected with motor M, manual drainage pipe 4 is communicated to trench 8；On liquid storage meter 5
It is connected with digital display instrument 6；Motor M is connected with the first electrothermal relay FR1, and electrothermal relay FR is connected with first contactor KM1 and air
Switch QF1, air switch QF1 are connected with three way control switch respectively, and wherein one tunnel connects the second heat being sequentially connected in series and continues
Electrical equipment FR2, scram button ESB and change-over switch SA, change-over switch SA is connected with grouping contactor group, and grouping contactor group connects
4th contactor KM4, the second tunnel connects open circuit second contactor KM2 and red indicator lamp R, and the 3rd tunnel connects closure the 3rd contactor
KM3 and green indicator lamp L, three way control switch and motor M connect to digital display instrument 6 and power module 7.Power module and power firestreak
It is connected, three way control switch connect ground wire.Auxiliary reclay is connected on digital display instrument.
Wherein, equipped with fuse FU on the air switch QF1 being connected with three way control switch respectively.Set on change-over switch SA
There is manual, stopping and start gear.
Grouping contactor group includes the stop button SB1 being connected in parallel and the second auxiliary reclay KA2, stop button SB1
It is connected with start button SB2 being connected in parallel and the 5th contactor KM5, the second auxiliary reclay KA2 is connected with and is connected in parallel
First auxiliary reclay KA1 and the 6th contactor KM6.
Control principle explanation：
1st, automatic running mode：J1, J2, J3, J5 stop valve is opened, J4 stop valve is closed；QF1 motor power is opened
Close, QF2 power module power switch closes, SA change-over switch is changed to automated location；When liquid enters liquid storage by water inlet pipe
After tank, liquid level is shown at the scene by liquid level gauge, liquid level signal is passed through 4-20MA signal transmission to number by liquid level gauge simultaneously
Aobvious instrument, and the liquid level of fluid reservoir is shown in real time by digital display instrument, set ceiling value when the liquid level of fluid reservoir reaches digital display instrument
When, the internal high limit node closure of digital display instrument, the first auxiliary reclay KA1 coil obtains electric, auxiliary contact KA1 opened point closure, control
It is electric that loop processed makes the 4th contactor KM4 coil obtain by L3-FR2-ESB-SA-KA2-KA1-KM4 loop, starts motor band
Dynamic draining pump operation；When liquid tank level reaches digital display instrument lower bound setting value, the second auxiliary reclay KA2 coil obtains electric, KA2
Normally closed point disconnects, control loop dead electricity, and motor is out of service.
2nd, manual control mode：J1, J2, J3, J5 stop valve is opened, J4 stop valve is closed；QF1 motor power is opened
Close, QF2 power module power switch closure, SA change-over switch changes to manual；Press start button SB2, the 4th contactor line
Circle KM4 obtains electric, motor start-up operation, when pressing stop button SB1, the 4th contactor coil KM4 dead electricity, and motor stops fortune
OK.
Above content be with reference to specific preferred embodiment further detailed description of the utility model it is impossible to
Assert that specific embodiment of the present utility model is only limitted to this, for the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as
Belong to the protection domain that the utility model is determined patent by the claims submitted to.
Claims (6)
1. a kind of water pot Auto-drainage control system, including the coconnected water inlet pipe of fluid reservoir, outlet pipe, manual drainage pipe and storage
Liquid meter it is characterised in that：Motor M is connected with outlet pipe water pump QJ, liquid storage meter is connected with digital display instrument；Described motor M is connected with
Including the first electrothermal relay FR1 being connected with motor M, electrothermal relay FR is connected with first contactor KM1 and air switch
QF1, air switch QF1 is connected with three way control switch respectively, the second electrothermal relay that wherein one tunnel connection is sequentially connected in series
FR2, scram button ESB and change-over switch SA, change-over switch SA is connected with grouping contactor group, and grouping contactor group connects the 4th
Contactor KM4；Second tunnel connects open circuit second contactor KM2 and red indicator lamp R；3rd tunnel connects closure the 3rd contactor KM3
With green indicator lamp L；Three way control switch and motor M connect to digital display instrument and power module.
2. a kind of water pot Auto-drainage control system according to claim 1 it is characterised in that：Control with three tunnels respectively and open
Close on the air switch QF1 being connected equipped with fuse FU.
3. a kind of water pot Auto-drainage control system according to claim 1 it is characterised in that：On described change-over switch SA
It is provided with manual, stopping and start gear.
4. a kind of water pot Auto-drainage control system according to claim 1 it is characterised in that：Described grouping contactor group
Including the stop button SB1 being connected in parallel and the second auxiliary reclay KA2, stop button SB1 is connected with the startup being connected in parallel
Button SB2 and the 5th contactor KM6, the second auxiliary reclay KA2 are connected with the first auxiliary reclay KA1 being connected in parallel and
Six contactor KM6.
5. a kind of water pot Auto-drainage control system according to claim 1 it is characterised in that：Described power module and electricity
Source is connected, and three way control switch connect ground wire.
6. a kind of water pot Auto-drainage control system according to claim 1 it is characterised in that：It is connected on described digital display instrument
Auxiliary reclay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621016799.4U CN205959088U (en) | 2016-08-30 | 2016-08-30 | Water pitcher automatic drainage control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621016799.4U CN205959088U (en) | 2016-08-30 | 2016-08-30 | Water pitcher automatic drainage control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205959088U true CN205959088U (en) | 2017-02-15 |
Family
ID=57979254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621016799.4U Active CN205959088U (en) | 2016-08-30 | 2016-08-30 | Water pitcher automatic drainage control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205959088U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726510A (en) * | 2017-11-30 | 2018-02-23 | 浦林成山（山东）轮胎有限公司 | The air-conditioning system that a kind of steam heat recovery utilizes |
-
2016
- 2016-08-30 CN CN201621016799.4U patent/CN205959088U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726510A (en) * | 2017-11-30 | 2018-02-23 | 浦林成山（山东）轮胎有限公司 | The air-conditioning system that a kind of steam heat recovery utilizes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 719319 Jinshi Industrial Park, Shenmu City, Yulin, Shaanxi Patentee after: Shaanxi Beiyuan chemical group Limited by Share Ltd Address before: 719319 Yulin City, Shaanxi province Jinjie Industrial Park Shaanxi Beiyuan Chemical Group Co. Ltd. Patentee before: Shaanxi Beiyuan Chemical Group Co., Ltd. |