CN209674243U - A kind of automatic Water-level Control Device for sintering furnace spray system - Google Patents
A kind of automatic Water-level Control Device for sintering furnace spray system Download PDFInfo
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- CN209674243U CN209674243U CN201822015273.XU CN201822015273U CN209674243U CN 209674243 U CN209674243 U CN 209674243U CN 201822015273 U CN201822015273 U CN 201822015273U CN 209674243 U CN209674243 U CN 209674243U
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- solenoid valve
- limit level
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Abstract
The utility model belongs to sintering furnace spray system technical field, it is related to a kind of automatic Water-level Control Device for sintering furnace spray system, it include: upper limit level switch, the bottom limit level switch being installed on inside the water tank of spray equipment, upper limit level switch, bottom limit level switch are connect with controller, controller is connect with solenoid valve, solenoid valve is set on the water inlet line outside water tank, and controller is also connect with power supply；By the design for increasing upper limit level switch, bottom limit level switch, controller and solenoid valve, when the water level in water tank reaches the upper limit level position of the switch, upper limit level switchs the signal for feeding back to controller and closing solenoid valve, solenoid valve is closed, and the water filling tap of water inlet line connection stops the water filling movement in water tank；When the water level in water tank reaches the bottom limit level position of the switch, bottom limit level switchs the signal to controller feedback opens solenoid valve, and solenoid valve is opened, and the water filling tap of water inlet line connection starts to fill the water into water tank.
Description
Technical field
The utility model belongs to sintering furnace spray system technical field, is related to a kind of automatic Water-level Control Device, especially relates to
And a kind of automatic Water-level Control Device for sintering furnace spray system.
Background technique
Sintering furnace is common equipment in industrial environment, since dust is larger, needs to be sprayed by spraying dedusting device
Leaching.
Existing spraying dedusting device water charging system be merely by artificial timing inspection and in time manual moisturizing, but due to
The temperature of spray column is relatively high, and often in spray state, so moisture evaporation is very fast.When artificial recharge, workload ratio
Larger, moisturizing is frequent, it is difficult to it holds, it is ineffective, in some instances it may even be possible to equipment be caused to be damaged so as to cause the decline of spraying and dedusting efficiency
It is bad.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts provides a kind of for sintering furnace spray system
Automatic Water-level Control Device, realize spray system water level real-time monitoring, low water level automatic water supplement, high water level be automatically stopped moisturizing
And the function of limit state Realtime Alerts, thus the mesh for reaching moisturizing automation, improving spraying and dedusting efficiency, protecting equipment
's.
To achieve the goals above, the utility model provides following technical scheme:
A kind of automatic Water-level Control Device for sintering furnace spray system, comprising: be installed in the water tank of spray equipment
Upper limit level switch, the bottom limit level switch in portion, the upper limit level switch, bottom limit level switch are connect with controller, institute
It states controller to connect with solenoid valve, the solenoid valve is set on the water inlet line outside water tank, and the controller is also electric with power supply
Source connection.
Further, the inside of the water tank is also equipped with water level sensor, and the water level sensor is connect with controller.
Further, the outside of the water tank is also equipped with alarm, and the alarm is connect with controller.
Further, the control device further includes control cabinet, and the power supply is installed on the inside of control cabinet.
It further, include functional areas and viewing area on the control panel of the control cabinet；The functional areas are provided with
Manual/auto button, starting/stop button, solenoid valve on/off button, the viewing area are provided with display screen.
Further, the controller is programmable controller.
Compared with prior art, technical solution provided by the utility model has the advantages that by increasing the upper limit
The design of liquid-level switch, bottom limit level switch, controller and solenoid valve, when the water level in water tank reaches the upper limit level position of the switch
When, upper limit level switchs the signal for feeding back to controller and closing solenoid valve, and solenoid valve is closed, the water filling fire hose of water inlet line connection
Water filling movement in head stopping water tank；When the water level in water tank reaches the bottom limit level position of the switch, bottom limit level is switched to control
The signal of device feedback opens solenoid valve processed, solenoid valve are opened, and the water filling tap of water inlet line connection starts to fill the water into water tank.
In addition, the real-time monitoring to the water level of spray system may be implemented by increasing water level sensor；It is reported by increasing
Alert device, when water level reaches the upper limit level position of the switch, controller starting alarm is alarmed.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and is used to explain this together with specification
The principle of utility model.
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, without any creative labor, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural representation of the automatic Water-level Control Device provided by the utility model for sintering furnace spray system
Figure；
Fig. 2 is the connection block diagram of the automatic Water-level Control Device provided by the utility model for sintering furnace spray system；
Fig. 3 is the design drawing of programmable controller circuit provided by the utility model；
Fig. 4 is the wiring diagram of PLC main circuit provided by the utility model and control circuit.
Wherein: 1 is water tank；2 switch for upper limit level；3 switch for bottom limit level；4 be controller；5 be solenoid valve；6 are
Power supply；7 be water level sensor；8 be alarm；9 be control cabinet.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they are only and institute
The example of the consistent device of some aspects be described in detail in attached claims, the utility model.
It is with reference to the accompanying drawing and real in order to make those skilled in the art more fully understand the technical solution of the utility model
Example is applied to be described in further detail the utility model.
Embodiment
Referring to shown in Fig. 1-2, the utility model provides a kind of automatic water level control dress for sintering furnace spray system
It sets, including upper limit level switch 2, the bottom limit level switch 3 being installed on inside the water tank 1 of spray equipment, upper limit level switch 2,
Bottom limit level switch 3 is connect with controller 4, and controller 4 is connect with solenoid valve 5, and solenoid valve 5 is set to the water inlet outside water tank 1
On pipeline, controller 4 is also connect with power supply 6.
Further, the inside of water tank 1 is also equipped with water level sensor 7, and water level sensor 7 is connect with controller 4, water level
The real-time monitoring to the water level of spray system may be implemented in sensor 7.
Further, the outside of water tank 1 is also equipped with alarm 8, and alarm 8 is connect with controller 4, when in water level arrival
When limiting 2 position of liquid-level switch, controller 4 starts alarm 8 and alarms, and reminds staff to scene confirmation and according to practical feelings
Condition judges whether to need to take corresponding measure, to guarantee the normal operation of entire spray system.
Further, control device further includes control cabinet 9, and power supply 6 is installed on the inside of control cabinet 9.
Further, controlling on the control panel of cabinet 9 includes functional areas and viewing area；Functional areas be provided with manually/from
Dynamic select button, starting/stop button, solenoid valve on/off button, viewing area is provided with display screen.
Further, controller 4 is programmable controller.Preferably, the model of programmable controller selects Siemens S7-
200 series, the extensive concern of the series Programmable logic Controller (PLC) use than wide, by all trades and professions research staff；The series
Programmable controller belongs to small-sized programmable controller, and the product is compact in structure design, and cost performance is high, to scene
The function of realization is more powerful and comprehensive, is particularly suitable for carrying out program development to the better simply control system in scene and hardware is set
Meter is the optimal selection of present apparatus design.S7-200 series Programmable logic Controller (PLC) model is relatively more, and internal interrupt routine is up to
4, there is function abundant such as PID regulatory function, high-speed counter function, communication function and data processing function etc.；
And it can be communicated with host computer.
Specifically, the design of programmable controller circuit includes mainly three parts, and wiring diagram is referring to Fig. 3；Firstly, right
The power supply of programmable controller is designed, and according to the lectotype selection of the present apparatus, the power supply of programmable controller uses direct current 24V
It is powered, when carrying out power supply design, it should be noted that direct current 24V is unable to wrong, otherwise can cause equipment damage.24V power supply is defeated
There is breaker before entering, which is the switch of disjunction programmable controller.Secondly, being the input to programmable controller
Part is designed, and the common wire of importation design is DC24V electrode line, and all buttons, the one end switched etc. needs to access
The electrode line of DC24V, the other end access the input terminal of programmable controller.Work as outer button, when switch etc. is closed, input terminal
The indicator light of son is bright, indicates that the road signal is connected.Part III is the output par, c design to programmable controller, is exporting
Partial common wire is the cathode of DC24V, in the cathode of one end of all output windings or indicator light access DC24V, the other end
The output terminal for accessing programmable controller, when the output terminal lamp of programmable controller is bright, which will be powered, and hold
The a certain movement of row.The design importation of the present apparatus and the 24V power supply of output par, c are powered using Switching Power Supply, the power supply of PLC
It is powered using another Switching Power Supply, the purpose for the arrangement is that not interfering with each other, protects programmable controller.It is wanted according to system design
It asks, is designed using 1 analog input module EM231, input signal is water level sensor, and the type of signal input is 4-
40MA signal.
Further, the main circuit of PLC and the wiring diagram of control circuit referring to fig. 4, due to programmable controller output after
Electrical voltage is DC24V, is not directly applicable solenoid valve 5, needs to connect solenoid valve 5 using the normally opened auxiliary contact of KA.
It is programmable that the voltage input of Switching Power Supply, which is AC220V, capacity 100VA, output voltage DC24V as power supply 3,
The power supply power supply of controller.
Further, using the liquid level sensor of domestic LDYB187 model, which has detects water level sensor 7
Precision is high, and stability is good, the wide advantage of water level range, and under rugged environment, using the signal cable of water-proof ventilation
Signal transmission is carried out, the cable seal performance is good, have passed through anti-condensation processing.The application of the sensor is than wide, usually
Applied to occasions such as water process, chemical industries.The system at scene is optimized in the water level sensor 7 for selecting the model, and
And anti-interference ability is stronger, null offset coefficient is small.
Automatic Water-level Control Device provided by the utility model for sintering furnace spray system, specific working principle is such as
Under, working method one: opening power supply 6, selects hand push button in the functional areas of control panel, current without the concern for water level
Position manually boots or closes solenoid valve 5；Working method two: opening power supply 6, selects certainly in the functional areas of control panel
Move button, opening or closing according to current water level control solenoid valve 5 under automatic mode, when the water level in water tank 1 is in lower limit
When 3 position of liquid-level switch, bottom limit level switch 3 feeds back the signal of opens solenoid valve 5 to controller 4, and solenoid valve 5 is opened, water inlet
The water filling tap of pipeline connection starts to fill the water into water tank 1；When the water level in water tank 1 is at upper limit level 2 position of switch, on
It limits liquid-level switch 2 and feeds back the signal for closing solenoid valve 5 to controller 4, solenoid valve 5 is closed, the water filling fire hose of water inlet line connection
Head stops filling the water into water tank 1.In addition, water level sensor 7 can carry out real-time monitoring to the current level in water tank 1, reach
The purpose of real time monitoring, and the water level information that water level sensor 7 monitors can feed back to controller 4, controller 4 passes through control
Display screen on panel shows water level information.
This is used for the automatic Water-level Control Device of sintering furnace spray system, by increasing upper limit level switch 2, bottom limit level
The design of switch 3, controller 4 and solenoid valve 5, when the water level in water tank 1 reaches the position of upper limit level switch 2, upper limit liquid
Bit switch 2 feeds back the signal for closing solenoid valve 5 to controller 4, and solenoid valve 5 is closed, and the water filling tap of water inlet line connection stops
Only filled the water into water tank 1；When the water level in water tank 1 reaches the position of bottom limit level switch 3, bottom limit level switch 3 is to control
Device 4 feeds back the signal of opens solenoid valve 5, and solenoid valve 5 is opened, and the water filling tap of water inlet line connection starts to infuse into water tank 1
Water.
In addition, the real-time monitoring to the water level of spray system may be implemented by increasing water level sensor 7；Pass through increase
Alarm 8, when water level reaches the position of upper limit level switch 2, controller 4 starts alarm 8 and alarms, and reminds work people
Member confirms to scene and judges whether to need to take corresponding measure according to actual conditions, to guarantee the normal fortune of entire spray system
Row.
To sum up, the automatic Water-level Control Device for being used for sintering furnace spraying and dust-removing system, may be implemented to spray system water
Water level real-time monitoring, low water level automatic water supplement, high water level in case 1 are automatically stopped moisturizing and reach the position of upper limit level switch 2
The function of automatic alarm is carried out when setting, to reach moisturizing automation, improve spraying and dedusting efficiency, protects the purpose of equipment.
The above is only specific embodiment of the present utility model, is made skilled artisans appreciate that or realizing this
Utility model.Various modifications to these embodiments will be apparent to one skilled in the art, institute herein
The General Principle of definition can be realized in other embodiments without departing from the spirit or scope of the present utility model.
It should be understood that the utility model is not limited to the above-mentioned content having been described, and can not depart from
Its range carry out various modifications and changes.The scope of the utility model is only limited by the accompanying claims.
Claims (6)
1. a kind of automatic Water-level Control Device for sintering furnace spray system characterized by comprising be installed on spray equipment
The internal upper limit level switch (2) of water tank (1), bottom limit level switch (3), the upper limit level switch (2), bottom limit level are opened
It closes (3) to connect with controller (4), the controller (4) connect with solenoid valve (5), and the solenoid valve (5) is set to water tank
(1) on water inlet line outside, the controller (4) is also connect with power supply (6).
2. the automatic Water-level Control Device according to claim 1 for sintering furnace spray system, which is characterized in that described
The inside of water tank (1) is also equipped with water level sensor (7), and the water level sensor (7) connect with controller (4).
3. the automatic Water-level Control Device according to claim 1 for sintering furnace spray system, which is characterized in that described
The outside of water tank (1) is also equipped with alarm (8), and the alarm (8) connect with controller (4).
4. the automatic Water-level Control Device according to claim 1-3 for sintering furnace spray system, feature
It is, the control device further includes control cabinet (9), and the power supply (6) is installed on the inside of control cabinet (9).
5. the automatic Water-level Control Device according to claim 4 for sintering furnace spray system, which is characterized in that described
Control includes functional areas and viewing area on the control panel of cabinet (9)；The functional areas be provided with manual/auto button, starting/
Stop button, solenoid valve on/off button, the viewing area are provided with display screen.
6. the automatic Water-level Control Device according to claim 1-3 for sintering furnace spray system, feature
It is, the controller (4) is programmable controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822015273.XU CN209674243U (en) | 2018-12-04 | 2018-12-04 | A kind of automatic Water-level Control Device for sintering furnace spray system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822015273.XU CN209674243U (en) | 2018-12-04 | 2018-12-04 | A kind of automatic Water-level Control Device for sintering furnace spray system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209674243U true CN209674243U (en) | 2019-11-22 |
Family
ID=68561846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822015273.XU Active CN209674243U (en) | 2018-12-04 | 2018-12-04 | A kind of automatic Water-level Control Device for sintering furnace spray system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209674243U (en) |
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2018
- 2018-12-04 CN CN201822015273.XU patent/CN209674243U/en active Active
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