CN205996146U - A kind of conticaster secondary cooling water pressure automatic adjusting device - Google Patents
A kind of conticaster secondary cooling water pressure automatic adjusting device Download PDFInfo
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- CN205996146U CN205996146U CN201620886481.5U CN201620886481U CN205996146U CN 205996146 U CN205996146 U CN 205996146U CN 201620886481 U CN201620886481 U CN 201620886481U CN 205996146 U CN205996146 U CN 205996146U
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Abstract
The utility model discloses a kind of conticaster secondary cooling water pressure automatic adjusting device, including cooling twice supply mains, coarse adjustment mechanism, fine-tuning mechanism and industry control PLC, coarse adjustment mechanism includes house steward's butterfly valve and manifold pressure transmitter, and house steward's butterfly valve is on cooling twice supply mains；Fine-tuning mechanism includes flushing cinder sewer pipe and flushing cinder sewer pipe regulating valve, and the caliber of flushing cinder sewer pipe is less than cooling twice supply mains, and flushing cinder sewer pipe is connected with cooling twice supply mains and to house steward's earial drainage, flushing cinder sewer pipe regulating valve is on flushing cinder sewer pipe with controlled discharge flow；Industry control PLC gathers cooling twice supply mains's hydraulic pressure data through manifold pressure transmitter, when adjustment device work, industry control PLC adjust house steward's butterfly valve make the difference of cooling twice supply mains's hydraulic pressure value and conticaster work water pressure value within coarse adjustment threshold value after, industry control PLC is adjusted to sluice pipe regulating valve, makes hydraulic pressure value difference within accurate adjustment threshold value；This product accurately can smoothly automatically adjust the hydraulic pressure of Secondary cooling water system.
Description
Technical field
This utility model is related to steel Casting Equipment, especially a kind of conticaster secondary cooling water pressure automatic adjusting device.
Background technology
Secondary cooling water system is the key components in continuous casting installation for casting, is mainly used in the secondary cold of crystallizer strand
But, its performance directly affects production capacity and the slab quality of conticaster；Traditional regulative mode of Secondary cooling water system hydraulic pressure
It is that secondary cooling water manifold pressure transducer signal is gathered by PLC, the pressure range scope of contrast different formulations simultaneously adjusts secondary cooling water
House steward's butterfly valve, makes secondary cooling water stable in some pressure limit；But secondary cooling water house steward's butterfly valve caliber is larger, degree of regulation is owed
Good, easily cause runoff investigation vibration, and because frequent movement, once secondary cooling water house steward's butterfly valve fault, maintenance inconvenience, or even stop
Produce.
Content of the invention
The utility model proposes a kind of conticaster secondary cooling water pressure automatic adjusting device, can accurately smoothly automatically adjust
The hydraulic pressure of section Secondary cooling water system.
This utility model employs the following technical solutions.
A kind of conticaster secondary cooling water pressure automatic adjusting device, described adjusting means include cooling twice supply mains,
Coarse adjustment mechanism, fine-tuning mechanism and industry control PLC, described industry control PLC connects and to coarse adjustment mechanism, fine-tuning mechanism, it is controlled；Described thick
Regulating mechanism includes house steward's butterfly valve and manifold pressure transmitter, and described house steward's butterfly valve is on cooling twice supply mains；Described accurate adjustment
Mechanism includes flushing cinder sewer pipe and flushing cinder sewer pipe regulating valve, and the caliber of flushing cinder sewer pipe is less than cooling twice supply mains, flushing cinder sewer pipe with
Cooling twice supply mains connects and to house steward's earial drainage, and described flushing cinder sewer pipe regulating valve is on flushing cinder sewer pipe with controlled discharge stream
Amount；Described industry control PLC gathers cooling twice supply mains's hydraulic pressure data through manifold pressure transmitter, and described industry control PLC storage has even
Casting machine work water pressure value, coarse adjustment threshold value and accurate adjustment threshold value, when adjustment device work, industry control PLC regulation house steward's butterfly valve makes secondary
After the difference of cooling supply mains's hydraulic pressure value and conticaster work water pressure value is within coarse adjustment threshold value, industry control PLC stops to house steward's butterfly valve
Control and start sluice pipe regulating valve is adjusted, make cooling twice supply mains's hydraulic pressure value and conticaster work water pressure value
Difference within accurate adjustment threshold value.
Described industry control PLC is connected with outside host computer, and industry control PLC obtains conticaster work water pressure at outside host computer
Value, coarse adjustment threshold value and accurate adjustment threshold value.
Described manifold pressure transmitter is provided with hydraulic pressure sensor, and hydraulic pressure sensor is connected with industry control PLC through shielded cable.
When industry control PLC is adjusted to sluice pipe regulating valve, if cooling twice supply mains's hydraulic pressure value is more than conticaster work
Make hydraulic pressure value and difference exceeds accurate adjustment threshold value, then industry control PLC increases the aperture of flushing cinder sewer pipe regulating valve to increase vent flow；If two
Secondary cooling supply mains's hydraulic pressure value is less than conticaster work water pressure value and difference exceeds accurate adjustment threshold value, then industry control PLC reduces sluice
The aperture of pipe regulating valve is to reduce vent flow.
Described cooling twice supply mains is provided with filter, temperature transmitter and spring manometer.
In this utility model, the caliber of flushing cinder sewer pipe is less than cooling twice supply mains, and flushing cinder sewer pipe is total with secondary cooling water
Pipe connects and to house steward's earial drainage, and described flushing cinder sewer pipe regulating valve is on flushing cinder sewer pipe with controlled discharge flow；Because caliber is little,
Therefore flushing cinder sewer pipe regulating valve is easy to realize high degree of regulation in flushing cinder sewer pipe regulating valve, thus being easily guaranteed that secondary cooling water system
The smooth adjustment of system pressure, dynamic stability, simultaneously as flushing cinder pipe is independent of house steward, the water in flushing cinder pipe is not cold as conticaster
But water uses, even if maintenance flushing cinder pipe does not result in stopping production yet therefore when producing.
In this utility model, when adjustment device work, industry control PLC adjusts house steward's butterfly valve and makes cooling twice supply mains's hydraulic pressure
After value and the difference of conticaster work water pressure value are within coarse adjustment threshold value, industry control PLC stop to house steward's butterfly valve control and start right
Flushing cinder sewer pipe regulating valve is adjusted；The design reduces the regulation number of times to house steward's butterfly valve, the hydraulic pressure due to house steward's butterfly valve is adjusted
Section is fast, easily causes runoff investigation vibration, therefore reduces the smooth adjustment that the regulation to house steward's butterfly valve contributes to the water yield, Er Qieneng
Reduce the abrasion of house steward's butterfly valve, be conducive to the long-term stable operation of house steward's butterfly valve.
In this utility model, described cooling twice supply mains is provided with filter；This design arranges filter, energy in pipe
So that total in-pipe flow is smoothed out further so that runoff investigation more smooth steady carry out.
Brief description
The present invention is described in more detail with reference to the accompanying drawings and detailed description：
Accompanying drawing 1 is schematic diagram of the present utility model；
In figure：House steward's 1- butterfly valve；2- filter；3- spring manometer；4- manifold pressure transmitter；5- temperature transmitter；
12- flushing cinder sewer pipe；13- flushing cinder sewer pipe regulating valve；14- cooling twice supply mains.
Specific embodiment
As shown in figure 1, a kind of conticaster secondary cooling water pressure automatic adjusting device, described adjusting means includes secondary cold
But supply mains 14, coarse adjustment mechanism, fine-tuning mechanism and industry control PLC, described industry control PLC connect to coarse adjustment mechanism, fine-tuning mechanism to it
Control；Described coarse adjustment mechanism includes house steward's butterfly valve 1 and manifold pressure transmitter 4, and described house steward's butterfly valve 1 is total located at secondary cooling water
On pipe 14；Described fine-tuning mechanism includes flushing cinder sewer pipe 12 and flushing cinder sewer pipe regulating valve 13, and the caliber of flushing cinder sewer pipe 12 is less than secondary
Cooling supply mains 14, flushing cinder sewer pipe 12 is connected with cooling twice supply mains 14 and to house steward's earial drainage, described flushing cinder sewer pipe regulating valve
13 on flushing cinder sewer pipe 12 with controlled discharge flow；Described industry control PLC is total through manifold pressure transmitter 4 collection secondary cooling water
Pipe hydraulic pressure data, described industry control PLC storage has conticaster work water pressure value, coarse adjustment threshold value and accurate adjustment threshold value, when adjusting means work
When making, industry control PLC adjusts house steward's butterfly valve 1 and makes the difference of cooling twice supply mains 14 hydraulic pressure value and conticaster work water pressure value in coarse adjustment
After within threshold value, industry control PLC stops controlling and starting sluice pipe regulating valve 13 is adjusted to house steward's butterfly valve 1, makes two
The difference of secondary cooling supply mains 14 hydraulic pressure value and conticaster work water pressure value is within accurate adjustment threshold value.
Described industry control PLC is connected with outside host computer, and industry control PLC obtains conticaster work water pressure at outside host computer
Value, coarse adjustment threshold value and accurate adjustment threshold value.
Described manifold pressure transmitter 4 is provided with hydraulic pressure sensor, and hydraulic pressure sensor is connected with industry control PLC through shielded cable.
When industry control PLC is adjusted to sluice pipe regulating valve 13, if cooling twice supply mains's hydraulic pressure value is more than conticaster
Work water pressure value and difference exceed accurate adjustment threshold value, then industry control PLC increases the aperture of flushing cinder sewer pipe regulating valve 13 to increase vent flow；
If cooling twice supply mains's hydraulic pressure value is less than conticaster work water pressure value and difference exceeds accurate adjustment threshold value, industry control PLC reduces punching
The aperture of slag runner pipe regulating valve 13 is to reduce vent flow.
Described cooling twice supply mains is provided with filter 2, temperature transmitter 5 and spring manometer 3.
Claims (5)
1. a kind of conticaster secondary cooling water pressure automatic adjusting device it is characterised in that：Described adjusting means includes secondary cold
But supply mains, coarse adjustment mechanism, fine-tuning mechanism and industry control PLC, described industry control PLC connects to be controlled to coarse adjustment mechanism, fine-tuning mechanism to it
System；Described coarse adjustment mechanism includes house steward's butterfly valve and manifold pressure transmitter, and described house steward's butterfly valve is on cooling twice supply mains；
Described fine-tuning mechanism includes flushing cinder sewer pipe and flushing cinder sewer pipe regulating valve, and the caliber of flushing cinder sewer pipe is less than cooling twice supply mains, punching
Slag runner pipe is connected with cooling twice supply mains and to house steward's earial drainage, and described flushing cinder sewer pipe regulating valve is on flushing cinder sewer pipe to control
Discharge flow；Described industry control PLC gathers cooling twice supply mains's hydraulic pressure data through manifold pressure transmitter, and described industry control PLC deposits
Storage has conticaster work water pressure value, coarse adjustment threshold value and accurate adjustment threshold value, and when adjustment device work, industry control PLC adjusts house steward's butterfly valve
Make the difference of cooling twice supply mains's hydraulic pressure value and conticaster work water pressure value within coarse adjustment threshold value after, industry control PLC stops to total
Controlling and starting sluice pipe regulating valve is adjusted of pipe butterfly valve, makes cooling twice supply mains's hydraulic pressure value work with conticaster
The difference of hydraulic pressure value is within accurate adjustment threshold value.
2. a kind of conticaster secondary cooling water pressure automatic adjusting device according to claim 1 it is characterised in that：Described
Industry control PLC is connected with outside host computer, industry control PLC obtain at outside host computer conticaster work water pressure value, coarse adjustment threshold value and
Accurate adjustment threshold value.
3. a kind of conticaster secondary cooling water pressure automatic adjusting device according to claim 1 it is characterised in that：Described
Manifold pressure transmitter is provided with hydraulic pressure sensor, and hydraulic pressure sensor is connected with industry control PLC through shielded cable.
4. a kind of conticaster secondary cooling water pressure automatic adjusting device according to claim 1 it is characterised in that：Industry control
When PLC is adjusted to sluice pipe regulating valve, if cooling twice supply mains's hydraulic pressure value is more than conticaster work water pressure value and difference
Value exceeds accurate adjustment threshold value, then industry control PLC increases the aperture of flushing cinder sewer pipe regulating valve to increase vent flow；If cooling twice supply mains
Hydraulic pressure value is less than conticaster work water pressure value and difference exceeds accurate adjustment threshold value, then industry control PLC reduces opening of flushing cinder sewer pipe regulating valve
Degree is to reduce vent flow.
5. a kind of conticaster secondary cooling water pressure automatic adjusting device according to claim 1 it is characterised in that：Described
Cooling twice supply mains is provided with filter, temperature transmitter and spring manometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886481.5U CN205996146U (en) | 2016-08-16 | 2016-08-16 | A kind of conticaster secondary cooling water pressure automatic adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886481.5U CN205996146U (en) | 2016-08-16 | 2016-08-16 | A kind of conticaster secondary cooling water pressure automatic adjusting device |
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| Publication Number | Publication Date |
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| CN205996146U true CN205996146U (en) | 2017-03-08 |
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| CN201620886481.5U Active CN205996146U (en) | 2016-08-16 | 2016-08-16 | A kind of conticaster secondary cooling water pressure automatic adjusting device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671252A (en) * | 2017-09-29 | 2018-02-09 | 四川德胜集团钒钛有限公司 | A kind of Continuous Casting Secondary Cooling system |
| CN111677044A (en) * | 2020-05-11 | 2020-09-18 | 首钢集团有限公司 | Regional constant pressure water supply system of hot continuous rolling line casting machine |
| CN112709291A (en) * | 2020-12-21 | 2021-04-27 | 中国航空工业集团公司北京航空精密机械研究所 | Two-stage flow regulating and pressure stabilizing system and flow regulating method |
| CN114130980A (en) * | 2021-10-29 | 2022-03-04 | 中冶南方连铸技术工程有限责任公司 | Continuous casting dynamic secondary cooling control method |
-
2016
- 2016-08-16 CN CN201620886481.5U patent/CN205996146U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671252A (en) * | 2017-09-29 | 2018-02-09 | 四川德胜集团钒钛有限公司 | A kind of Continuous Casting Secondary Cooling system |
| CN111677044A (en) * | 2020-05-11 | 2020-09-18 | 首钢集团有限公司 | Regional constant pressure water supply system of hot continuous rolling line casting machine |
| CN112709291A (en) * | 2020-12-21 | 2021-04-27 | 中国航空工业集团公司北京航空精密机械研究所 | Two-stage flow regulating and pressure stabilizing system and flow regulating method |
| CN114130980A (en) * | 2021-10-29 | 2022-03-04 | 中冶南方连铸技术工程有限责任公司 | Continuous casting dynamic secondary cooling control method |
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