CN203715701U - Control system for constant-speed cooling of cast ingot during electroslag remelting - Google Patents
Control system for constant-speed cooling of cast ingot during electroslag remelting Download PDFInfo
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- CN203715701U CN203715701U CN201420089296.4U CN201420089296U CN203715701U CN 203715701 U CN203715701 U CN 203715701U CN 201420089296 U CN201420089296 U CN 201420089296U CN 203715701 U CN203715701 U CN 203715701U
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- water tank
- flow meter
- magnetic flow
- crystallizer
- temperature detector
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Abstract
The utility model discloses a control system for constant-speed cooling of cast ingot during electroslag remelting. The control system comprises a circulating water tank, a crystallizer and a bottom water tank, wherein the bottom water tank is arranged below the crystallizer; the circulating water tank is communicated with the crystallizer and the bottom water tank respectively; a first water temperature detection instrument and a first electromagnetic flow meter are arranged on a water inlet pipeline for communicating the circulating water tank with the bottom water tank; a second water temperature detection instrument and a second electromagnetic flow meter are arranged on a water return pipeline for communicating the bottom water tank with the circulating water tank; a third temperature detection instrument and a third electromagnetic flow meter are arranged on a water inlet pipeline for communicating the circulating water tank with the crystallizer; and a fourth temperature detection instrument and a fourth electromagnetic flow meter are arranged on a water outlet pipeline for communicating the crystallizer with the circulating water tank. According to the control system, the cooling speed of the cast ingot during electroslag remelting is effectively controlled, so that the uniformity of cast ingot microstructures can be improved, the crystal structure can be optimized, the defects of residue grooves, pores and the like in the surface of the cast ingot can be overcome, the product quality can be improved, the equipment safety is improved, and the potential safety hazard is greatly reduced.
Description
Technical field
The utility model belongs to electroslag remelting technique field, is specifically related to a kind of Controlling System that can realize ingot casting constant speed crystallisation by cooling in reflow process.
Background technology
At present, in esr process, the crystallisation by cooling of ingot casting is generally to carry out naturally cooling by copper water mold and end water tank, water coolant adopts industrial softening water, and common employing is installed simple and easy tensimeter at inlet channel and shown cooling water pressure, realizes the naturally cooling of ingot casting.Although this method is simple and practical, there are following two kinds of shortcomings: 1, have potential safety hazard.Owing to only at inlet channel, simple and easy tensimeter being installed, when occurring to stop up between crystallizer and tensimeter, tensimeter still can show hydraulic pressure, make operator produce erroneous judgement, as processed not in time, cooling water circulation interruption in crystallizer, under high temperature, molten steel heat cannot be passed and take away rapidly, the as easy as rolling off a log crystallizer inwall that scorches, thus there is bleed-out and cause blast, cause unnecessary property damage and personal injury.2, electroslag ingot casting crystal structure is inhomogeneous, and quality is unstable.Due at present in electroslag production process crystallizer and end water tank water coolant without temperature, flow monitoring system, causing ingot solidification heat in reflow process is dynamic value, cannot be by calculating and regulating cooling water flow to realize the stable control of heat, thereby can not realize the stable control of ingot casting crystallization velocity, easily cause crystal structure inhomogeneous, make ESR ingot surface occur the mass defects such as slag runner, pore, affect quality product.
Utility model content
Thereby technical problem to be solved in the utility model is for shortcoming of the prior art, to provide a kind of by Real-Time Monitoring crystallizer and end water tank Inlet and outlet water temperature, to realize the constant of heat in esr process and can control the cooling system of esr process ingot casting constant speed.
For solving technical problem of the present utility model, adopt following technical scheme:
The cooling Controlling System of a kind of esr process ingot casting constant speed, its system comprises cyclic water tank, crystallizer, end water tank, water tank of the described end is arranged on the below of crystallizer, described cyclic water tank is communicated with crystallizer and end water tank respectively, the first water temperature detector and the first magnetic flow meter are set on the suction culvert being communicated with end water tank at described cyclic water tank, the second water temperature detector and the second magnetic flow meter are set on the water return pipeline being communicated with cyclic water tank at water tank of the described end, the 3rd water temperature detector and the 3rd magnetic flow meter are set on the suction culvert being communicated with crystallizer at described cyclic water tank, the 4th water temperature detector and the 4th magnetic flow meter are set on the outlet pipeline being communicated with cyclic water tank at described crystallizer.
Described the second magnetic flow meter and the 4th magnetic flow meter arrange respectively flux lower limit warning device.
Described four water temperature detectors are Pt100 digital display type temperature monitor.
It is that BRT-5C, 220VAC power supply, 4-20mA export, range is 0-10m that described four magnetic flow meters are model
3the digital display type magnetic flow meter of/h.
The utility model adopts the structure that water temperature detector and magnetic flow meter are set respectively on the inlet and outlet pipe of crystallizer for electroslag furnace and end water tank and water return pipeline, the given heat of different steel grade esr processes while starting according to esr, real-time monitor inflow temperature and return water temperature, in theoretical formula: Q=Ak (T2-T1) formula: Q is heat, A is heat interchanging area, k is copper crystallizer thermal conductivity, T2 is outlet water temp, T1 is inlet water temperature degree, regulate the magnetic flow meter flow on this water route, the stability that keeps esr process ingot casting cooling heat to transmit, simultaneously by the feedback of return water pipe magnetic flow meter, accurately judge that whether water route is unobstructed, as magnetic flow meter flow approaches the flux lower limit position of setting, warning device automatic alarm, open in time emergent water route crystallizer or end water tank are carried out promptly cooling, assurance equipment, personal security.Adopt this system effectively to control esr process ingot casting speed of cooling, thereby controlled ingot casting crystallization velocity, improved the homogeneity of ingot structure, optimized crystal structure, reduce the defects such as ingot casting surface slag runner, pore, improved quality product.Extend crystallizer work-ing life simultaneously, improved device security degree, greatly reduced potential safety hazard.
Accompanying drawing explanation
?fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, the cooling Controlling System of a kind of esr process ingot casting constant speed, its system comprises cyclic water tank 1, crystallizer 2, end water tank 3, end water tank 3 is arranged on the below of crystallizer 2, cyclic water tank 1 is communicated with crystallizer 2 and end water tank 3 respectively, the first water temperature detector 4 and the first magnetic flow meter 5 are installed on the suction culvert being communicated with end water tank 3 at cyclic water tank 1, the second water temperature detector 6 and the second magnetic flow meter 7 are installed on the water return pipeline being communicated with cyclic water tank 1 at end water tank 3, the 3rd water temperature detector 8 and the 3rd magnetic flow meter 9 are installed on the suction culvert being communicated with crystallizer 2 at cyclic water tank 1, the 4th water temperature detector 10 and the 4th magnetic flow meter 11 are installed on the outlet pipeline being communicated with cyclic water tank 1 at crystallizer 2.At the second magnetic flow meter 7 and the 4th magnetic flow meter 11, flux lower limit warning device is installed respectively.By the feedback of the second magnetic flow meter 7 and the 4th magnetic flow meter 11, accurately judge that whether water route is unobstructed, as the second magnetic flow meter 7 and the 4th approaching flux lower limit position of setting of magnetic flow meter 11, warning device automatic alarm, open in time emergent water route crystallizer or end water tank are carried out promptly cooling, assurance equipment, personal security.Wherein the first water temperature detector 4, the second water temperature detector 6, the 3rd water temperature detector 8,10 4 water temperature detectors of the 4th water temperature detector are Pt100 digital display type temperature monitor.Wherein to be model be that BRT-5C, 220VAC power supply, 4-20mA output, range are 0-10m for the first magnetic flow meter (5), the second magnetic flow meter (7), the 3rd magnetic flow meter (9), (11) four magnetic flow meters of the 4th magnetic flow meter
3the digital display type magnetic flow meter of the integral type of/h.
On the crystallizer 2 of electroslag furnace and the inlet and outlet pipe of end water tank 3 and water return pipeline, water temperature detector and magnetic flow meter are set respectively, the given heat of different steel grade reflow process while starting according to esr, the inflow temperature real-time monitoring and return water temperature, in theoretical formula: Q=Ak (T2-T1) formula: Q is heat, A is heat interchanging area, k is copper crystallizer thermal conductivity, T2 is outlet water temp, T1 is inlet water temperature degree, regulate the magnetic flow meter flow on this water route, the stability that keeps esr process ingot casting cooling heat to transmit, effectively control esr process ingot casting speed of cooling, control ingot casting crystallization velocity, can improve the homogeneity of ingot structure, optimize crystal structure, reduce ingot casting surface slag runner, the defects such as pore, improve the quality of products, extend crystallizer work-ing life simultaneously, improve device security degree, greatly reduce potential safety hazard.
Claims (4)
1. the cooling Controlling System of esr process ingot casting constant speed, it is characterized in that: comprise cyclic water tank (1), crystallizer (2), end water tank (3), water tank of the described end (3) is arranged on the below of crystallizer (2), described cyclic water tank (1) is communicated with crystallizer (2) and end water tank (3) respectively, the first water temperature detector (4) and the first magnetic flow meter (5) are set on the suction culvert being communicated with end water tank (3) at described cyclic water tank (1), the second water temperature detector (6) and the second magnetic flow meter (7) are set on the water return pipeline being communicated with cyclic water tank (1) at water tank of the described end (3), the 3rd water temperature detector (8) and the 3rd magnetic flow meter (9) are set on the suction culvert being communicated with crystallizer (2) at described cyclic water tank (1), the 4th water temperature detector (10) and the 4th magnetic flow meter (11) are set on the outlet pipeline being communicated with cyclic water tank (1) at described crystallizer (2).
2. the cooling Controlling System of a kind of esr process ingot casting constant speed according to claim 1, is characterized in that: described the second magnetic flow meter (7) and the 4th magnetic flow meter (11) arrange respectively flux lower limit warning device.
3. the cooling Controlling System of a kind of esr process ingot casting constant speed according to claim 1 and 2, is characterized in that: described the first water temperature detector (4), the second water temperature detector (6), the 3rd water temperature detector (8), (10) four water temperature detectors of the 4th water temperature detector are Pt100 digital display type temperature monitor.
4. the cooling Controlling System of a kind of esr process ingot casting constant speed according to claim 1 and 2, is characterized in that: it is that BRT-5C, 220VAC power supply, 4-20mA export, range is 0-10m that described the first magnetic flow meter (5), the second magnetic flow meter (7), the 3rd magnetic flow meter (9), (11) four magnetic flow meters of the 4th magnetic flow meter are model
3the digital display type magnetic flow meter of/h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089296.4U CN203715701U (en) | 2014-02-28 | 2014-02-28 | Control system for constant-speed cooling of cast ingot during electroslag remelting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089296.4U CN203715701U (en) | 2014-02-28 | 2014-02-28 | Control system for constant-speed cooling of cast ingot during electroslag remelting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715701U true CN203715701U (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420089296.4U Expired - Fee Related CN203715701U (en) | 2014-02-28 | 2014-02-28 | Control system for constant-speed cooling of cast ingot during electroslag remelting |
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| Country | Link |
|---|---|
| CN (1) | CN203715701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374147A (en) * | 2018-12-07 | 2019-02-22 | 攀钢集团攀枝花钢铁研究院有限公司 | The method for measuring ingot casting temperature distribution in esr process |
-
2014
- 2014-02-28 CN CN201420089296.4U patent/CN203715701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374147A (en) * | 2018-12-07 | 2019-02-22 | 攀钢集团攀枝花钢铁研究院有限公司 | The method for measuring ingot casting temperature distribution in esr process |
| CN109374147B (en) * | 2018-12-07 | 2020-10-09 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for measuring ingot casting temperature distribution in electroslag remelting process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20200228 |