CN208742531U - A kind of single coil reaction kettle temperature regulating device - Google Patents
A kind of single coil reaction kettle temperature regulating device Download PDFInfo
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- CN208742531U CN208742531U CN201821147935.2U CN201821147935U CN208742531U CN 208742531 U CN208742531 U CN 208742531U CN 201821147935 U CN201821147935 U CN 201821147935U CN 208742531 U CN208742531 U CN 208742531U
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- reaction kettle
- single coil
- solenoid valve
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- cooling water
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Abstract
A kind of single coil reaction kettle temperature regulating device disclosed by the utility model includes: control device；Single coil, single coil is around the periphery for being set to reaction kettle；Temperature transmitter is set on reaction kettle, is electrically connected with control device, for measuring the temperature of reaction kettle and transferring signals to control device；Jet chimney, jet chimney are connected to single coil, for conveying steam；Cooling water pipeline, cooling water pipeline are connected to single coil, for conveying cooling water；First solenoid valve, the first solenoid valve are set to jet chimney, are electrically connected with control device, for controlling the opening and closing of jet chimney；Second solenoid valve, second solenoid valve are set to cooling water pipeline, are electrically connected with control device, for controlling the opening and closing of cooling water pipeline.The device carries out steam using single coil and cooling water switching achievees the purpose that control temperature of reaction kettle in the case where guaranteeing reaction kettle light wall.
Description
Technical field
The utility model relates to field of chemical equipment, in particular to a kind of single coil reaction kettle temperature regulating device.
Background technique
Reaction kettle temperature control mostly uses greatly external disk pipe to heat at present, inner coil pipe refrigeration.This method suffers from the drawback that
1, there is coil pipe in kettle, influence the mixing uniformity of material；
2, inner coil pipe is long-term easily leads to rupture because expanding with heat and contract with cold, to bring the risk of scrap of the product；
3, the presence of inner coil pipe brings inconvenience to installation, maintenance.
Utility model content
The purpose of this utility model is to provide a kind of single coil reaction kettle temperature regulating device, the device have structure it is simple,
Securely and reliably, the characteristics of temperature automatically controlled rapid and tracing record temperature change, safety in production is provided and reliably ensures and asks
It is convenient that topic tracking provides.
The utility model provides a kind of single coil reaction kettle temperature regulating device
Control device；
Single coil, single coil is around the periphery for being set to reaction kettle；
Temperature transmitter is set on reaction kettle, is electrically connected with control device, for measuring the temperature of reaction kettle and by signal
It is transferred to control device；
Jet chimney, jet chimney are connected to single coil, for conveying steam；
Cooling water pipeline, cooling water pipeline are connected to single coil, for conveying cooling water；
First solenoid valve, the first solenoid valve are set to jet chimney, are electrically connected with control device, for controlling jet chimney
Opening and closing；
Second solenoid valve, second solenoid valve are set to cooling water pipeline, are electrically connected with control device, for controlling cooling water pipe
The opening and closing in road.
In some embodiments, control device includes that human-computer interaction device, distributed process control station, temperature control are special
With program, human-computer interaction device is connected with distributed process control station, the I/O Analog input mModule of distributed process control station
It is connect with temperature transmitter, I/O analog output module is connect with the first solenoid valve and second solenoid valve respectively.
HMI (human-computer interaction interface) additionally provides temperature automatic recording function in this programme, i.e. DCS is by collected reaction
Kettle temperature signal automatically generates tendency chart, the temperature changing trend inside reaction kettle is presented, graphically to track.
In some embodiments, distributed process control station includes central processor CPU and I/O module, an I/O mould
There are several channels I/O on block, the input channel of I/O module is connected with temperature transmitter, and the output channel of I/O module is respectively with
One solenoid valve is connected with second solenoid valve.
The device acquires reaction kettle real time temperature PV by temperature transmitter, and central processor CPU is by collected temperature
Signal is made comparisons with setting value SP (desired temperature being manually entered), when PV is lower than 10 ° of SP, then it is defeated to generate 2 simulations
Signal distinguishes the first solenoid valve opening through the channel AO of I/O out and second solenoid valve is closed, until PV value and the difference of SP are less than 5 °
When, 2 AO blackouts, the first solenoid valve is opened and second solenoid valve is turned off, and completes reaction kettle heating movement.
In some embodiments, human-computer interaction device includes engineer station, operator station, history station and operating office.Its
Middle engineer station, operator station, history station and operating office pass through the center of network communication system Yu distributed process control station
Processor carries out data transmission.
Engineer station can be used to realize logic control and the change to display picture, and operator station is used to input setting value
Manual intervention is carried out, to determine being heating or cooling.History station is used to record all detection datas, and operating office is used to realize point
Information exchange between cloth process control station and external system.
The utility model has the advantages that
1, the device has the characteristics of structure is simple, safe and reliable, temperature automatically controlled rapid and tracing record temperature change, right
Safety in production provides reliable guarantee and track problems offer is convenient；
2, the device carries out steam using single coil and cooling water switching reaches control in the case where guaranteeing reaction kettle light wall
The purpose of temperature of reaction kettle processed.And using single coil replace inside and outside dual coil pipes temperature control, in addition to overcome drawback described in technical background it
Outside, also bring system response fast, the quick advantage of reaction kettle heating and cooling because Cooling and Heat Source is in same point.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of single coil reaction kettle temperature regulating device in one embodiment of the utility model.
Specific embodiment
With reference to the accompanying drawings of the specification, the utility model is described in more detail.
As shown in Figure 1,
A kind of single coil reaction kettle temperature regulating device, the device are connect with reaction kettle 10, comprising:
Control device；
Single coil 11, single coil 11 is around the periphery for being set to reaction kettle 10；
Temperature transmitter 12 is set on reaction kettle 10, is electrically connected with control device, for measuring the temperature of reaction kettle 10 simultaneously
Transfer signals to control device；
Jet chimney 20, jet chimney 20 is connected to single coil 11, for conveying steam；
Cooling water pipeline 30, cooling water pipeline 30 is connected to single coil 11, for conveying cooling water；
First solenoid valve 40, the first solenoid valve 40 are set to jet chimney 20, are electrically connected with control device, for controlling steam
The opening and closing of pipeline 20；
Second solenoid valve 50, second solenoid valve 50 is set to cooling water pipeline 30, is electrically connected with control device, cold for controlling
But the opening and closing of waterpipe 30.
Wherein, temperature transmitter is sent to change from temperature element output signal using thermocouple, thermal resistance as temperature element
Device module is sent, after the processing of circuit such as voltage regulation filtering, operation amplifier, gamma correction, V/I conversion, constant current and reverse protection,
It is converted into 4~20mA current signal 0-5V/0-10V voltage signal with temperature line relationship, the output of RS485 digital signal.
Principle of control temperature:
When reaction kettle 10 needs to heat up, by manually inputting a setting value to control device, temperature transmitter 12 is examined
10 internal temperature of reaction kettle is surveyed, and the temperature value and setting value that will test are made comparisons, when the temperature value of detection is lower than 10 ° of setting value
When, control device issues instruction, first closes second solenoid valve 50, then open the first solenoid valve 40, introduces steam into reaction kettle list
Coil pipe 11 simultaneously drives remaining cooling water in single coil 11 away, so that temperature constantly increases in reaction kettle 10, when temperature transmitter 12
It detects and closes the first solenoid valve 40 when reactor temperature is close within 5 ° of setting value, complete 10 temperature-rise period of reaction kettle；
When reaction kettle 10 needs to cool down, by manually inputting a setting value, temperature transmitter 12 to control device
10 internal temperature of reaction kettle is detected, and the temperature value and setting value that will test are made comparisons, when the temperature value of detection is higher than setting value
At 10 °, control device issues instruction, first closes the first solenoid valve 40, then open second solenoid valve 50, and cooling water is introduced and is reacted
Kettle single coil 11 simultaneously drives in single coil 11 remaining steam away and works as temperature transmitter so that temperature constantly declines in reaction kettle 10
12 detect closing second solenoid valve 50 when reactor temperature is close within 5 ° of setting value, complete 10 temperature-fall period of reaction kettle；
When reaction kettle enters constant temperature, temperature transmitter 12 detects 10 internal temperature of reaction kettle, and the temperature value that will test
It makes comparisons with setting value, when the difference of the temperature value of detection and setting value is less than 5 °, keeps the first solenoid valve 40 and the second electromagnetism
Valve 50 is closed, and remains temperature-resistant in reaction kettle 10, and temperature transmitter 12 detects that temperature is lower than set temperature in reaction kettle 10
Above-mentioned temperature-rise period is then executed at 10 °, when detecting in reaction kettle 10 that temperature is higher than 10 ° of set temperature if execute above-mentioned cooling
Process.
Further, jet chimney 20 includes steam inlet 21 and steam (vapor) outlet pipeline 22, steam inlet 21
It is connected to single coil 11 with steam (vapor) outlet pipeline 22, steam inlet 21 is for being passed through steam, steam outlet pipe when heating up
Road 22 is equipped with the first valve 23 for steam, steam inlet 21 to be discharged when cooling down, and the first valve 23 controls steam inlet
The opening and closing of pipeline 21, steam (vapor) outlet pipeline 22 are equipped with the second valve 24, and the second valve 24 control steam (vapor) outlet pipeline 22 opens
It closes；
Cooling water pipeline 30 includes cooling water inlet pipeline 31 and cooling water outlet pipeline 32,31 He of cooling water inlet pipeline
Cooling water outlet pipeline 32 is connected to single coil 11, and cooling water inlet pipeline 31 is for being passed through cooling water, cooling water when cooling down
Outlet conduit 32 is equipped with third valve 33 for cooling water, cooling water inlet pipeline 31 to be discharged when heating up, and third valve 33 is controlled
The opening and closing of cooling water inlet pipeline 31 processed, cooling water outlet pipeline 32 are equipped with the 4th valve 34, the control cooling of the 4th valve 34
The opening and closing of water exit conduit 32.
Further, control device include human-computer interaction device, distributed process control station, temperature control dedicated program,
Human-computer interaction device is connected with distributed process control station, the I/O Analog input mModule and temperature of distributed process control station
Transmitter connection, I/O analog output module are connect with the first solenoid valve 40 and second solenoid valve 50 respectively.
Further, distributed process control station includes central processor CPU and I/O module, if having in an I/O module
The dry channel I/O, the input channel of I/O module are connected with temperature transmitter, the output channel of I/O module respectively with the first solenoid valve
40 and second solenoid valve 50 connect.
Further, human-computer interaction device includes engineer station, operator station, history station and operating office.
Equipment can be greatly reduced in one of embodiment provided by the utility model single coil reaction kettle temperature regulating device
The risk of cost and production process, while whole process need to only input setting value, other are to automatically control, and also save people
Work, and since HMI has the function of data record tracking, the characteristics of being provided convenience for accident analysis.
And the device carries out steam using single coil and cooling water switching reaches control in the case where guaranteeing reaction kettle light wall
The purpose of temperature of reaction kettle processed.Inside and outside dual coil pipes temperature control is replaced using single coil, other than overcoming drawback described in technical background,
Also because Cooling and Heat Source is in same point, bring system response fast, the quick advantage of reaction kettle heating and cooling.
The above statement is only the preferred embodiment of the utility model, it is noted that those skilled in the art,
Without departing from the concept of the present invention, various modifications and improvements can be made, these also should be regarded as this reality
Within novel protection scope.
Claims (4)
1. a kind of single coil reaction kettle temperature regulating device, the device are connect with reaction kettle (10) characterized by comprising
Control device；
Single coil (11), the single coil (11) is around the periphery for being set to the reaction kettle (10)；
Temperature transmitter (12) is set on the reaction kettle (10), is electrically connected with the control device, for measuring the reaction
The temperature of kettle (10) simultaneously transfers signals to the control device；
Jet chimney (20), the jet chimney (20) is connected to the single coil (11), for conveying steam；
Cooling water pipeline (30), the cooling water pipeline (30) is connected to the single coil (11), for conveying cooling water；
First solenoid valve (40), first solenoid valve (40) are set to the jet chimney (20), are electrically connected with the control device
It connects, for controlling the opening and closing of the jet chimney (20)；
Second solenoid valve (50), the second solenoid valve (50) are set to the cooling water pipeline (30), with the control device electricity
Connection, for controlling the opening and closing of the cooling water pipeline (30).
2. a kind of single coil reaction kettle temperature regulating device according to claim 1, which is characterized in that the control device includes
Human-computer interaction device, distributed process control station, temperature control dedicated program, the human-computer interaction device and distributed process control
System station is connected, and the I/O Analog input mModule of the distributed process control station is connect with temperature transmitter, and I/O analog quantity is defeated
Module is connect with the first solenoid valve (40) and second solenoid valve (50) respectively out.
3. according to single coil reaction kettle temperature regulating device as claimed in claim 2, which is characterized in that the distributed process control station packet
Central processor CPU and I/O module are included, there is several channels I/O, the input channel and temperature of the I/O module in an I/O module
It spends transmitter to be connected, the output channel of the I/O module is connect with the first solenoid valve (40) and second solenoid valve (50) respectively.
4. single coil reaction kettle temperature regulating device according to claim 3, which is characterized in that the human-computer interaction device includes
Engineer station, operator station, history station and operating office.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821147935.2U CN208742531U (en) | 2018-07-19 | 2018-07-19 | A kind of single coil reaction kettle temperature regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821147935.2U CN208742531U (en) | 2018-07-19 | 2018-07-19 | A kind of single coil reaction kettle temperature regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208742531U true CN208742531U (en) | 2019-04-16 |
Family
ID=66055833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821147935.2U Active CN208742531U (en) | 2018-07-19 | 2018-07-19 | A kind of single coil reaction kettle temperature regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208742531U (en) |
-
2018
- 2018-07-19 CN CN201821147935.2U patent/CN208742531U/en active Active
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