CN202255560U - Molten aluminum liquid level monitor for aluminum roll-casting front box - Google Patents
Molten aluminum liquid level monitor for aluminum roll-casting front box Download PDFInfo
- Publication number
- CN202255560U CN202255560U CN 201120401400 CN201120401400U CN202255560U CN 202255560 U CN202255560 U CN 202255560U CN 201120401400 CN201120401400 CN 201120401400 CN 201120401400 U CN201120401400 U CN 201120401400U CN 202255560 U CN202255560 U CN 202255560U
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- Prior art keywords
- liquid level
- buoy
- pole beacon
- temperature
- valve
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Abstract
The utility model discloses a molten aluminum liquid level monitor for an aluminum roll-casting front box, and relates to the technical field of monitoring. The monitor consists of a liquid level detection device for detecting the height of the molten aluminum liquid level, a temperature detection device for detecting the temperature of molten aluminum and a display device, wherein the liquid level detection device and the temperature detection device respectively send detected signals to the display device for displaying. The molten aluminum liquid level monitor has the advantages of monitoring the height change and the temperature change of the molten aluminum liquid level of the front box in real time, indicating relevant operators to take corresponding measures and guaranteeing the quality of products and the stable running of production.
Description
Technical field
The utility model relates to monitoring technical field, specifically is case aluminum melt level sensor before a kind of aluminium casting, is used for the situation of preceding case liquid level variation of aluminium processing continuous casting and rolling production industry monitoring and temperature variation.
Background technology
The tilting casting and rolling machine is an equipment commonly used in the processing industry, because preceding case aluminum melt liquid level situation of change can't be monitored, causes the equipment operation situation very unstable.Before case aluminum melt level control (LC) difficulty, causing uselessly to lick manyly, production abnormal end is frequent, reaches 8 times more than in average every month.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art; The purpose of the utility model just provides the preceding case aluminum melt level sensor of a kind of aluminium casting; Case aluminum melt liquid level and temperature variations before can the Direct Digital demonstration; Intuitive and reliable data being provided, thereby guarantee production stability to its control.
The utility model is realized with following technical scheme: case aluminum melt level sensor before a kind of aluminium casting; Comprise the liquid level detection device that is used to detect aluminium liquid liquid level before being installed on the casing, temperature-detecting device and the display device that detects temperature of aluminum liquid, described liquid level detection device comprises stainless steel ball valve, filtering pressure reducing valve, accurate reduction valve, throttling valve and pressure unit, support, wireway, handle, screw rod, adjustment wheel, three-way pipe, buoy joint, pole beacon and buoy; Stainless steel ball valve, filtering pressure reducing valve, accurate reduction valve, throttling valve and pressure unit are composed in series the constant pressure and flow pneumatic shuttle successively; Respectively be connected a connector on stainless steel ball valve and the pressure unit; Connector is connected with a port of three-way pipe through wireway; Two other port of three-way pipe is installed screw rod and buoy joint respectively, and the adjustment wheel is installed in the upper end of screw rod, and screw rod is rack-mount; an end of pole beacon is installed on the buoy joint, and the other end of pole beacon connects buoy; Have blind hole in pole beacon one end inside center, the bottom in the outside of pole beacon near blind hole has a pore, is provided with the through hole that pole beacon matches in the buoy joint, and the pole beacon inside center has that end of blind hole and is installed in the through hole of buoy joint; Described display device comprises power supply, relay K 2, liquid level warning switch, CS, is connected in parallel on digital display controller, power light, thermometer and the alarm of both ends of power respectively; Be connected in parallel on the two ends of power supply after liquid level warning switch and relay K 2 series connection; Alarm is connected in parallel on the two ends of power supply through the normally opened contact of relay K 2; Temperature-detecting device is connected with thermometer; Digital display controller is connected in parallel on both ends of power through CS, and pressure unit is connected with digital display controller.
The beneficial effect of the utility model is: case aluminum melt liquid level changes and temperature variation before the monitoring in real time, and the prompting associative operation personnel take appropriate measures, and guarantees the even running of product quality and production.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model circuit theory diagrams;
Fig. 3 is the pole beacon structural representation;
Fig. 4 is a buoy joint design synoptic diagram.
Among the figure: 1, connector, 2, stainless steel ball valve, 3, filtering pressure reducing valve, 4, accurate reduction valve, 5, throttling valve, 6, pressure unit; 7, support, 8, wireway, 9, handle, 10, screw rod, 11, the adjustment wheel, 12, three-way pipe; 13, buoy joint, 13-1, through hole, 14, pole beacon, 14-1, blind hole, 14-2, pore, 15, buoy; 16, digital display controller, 17, power light, 18, thermometer, 19, alarm, 20, temperature-detecting device.
Embodiment
As shown in Figure 1; Case aluminum melt level sensor comprises the liquid level detection device that is used to detect aluminium liquid liquid level before being installed on the casing, temperature-detecting device 20 and the display device that detects temperature of aluminum liquid before the aluminium casting, and described liquid level detection device comprises stainless steel ball valve 2, filtering pressure reducing valve 3, accurate reduction valve 4, throttling valve 5 and pressure unit 6, support 7, wireway 8, handle 9, screw rod 10, adjustment wheel 11, three-way pipe 12, buoy joint 13, pole beacon 14 and buoy 15; Stainless steel ball valve 2, filtering pressure reducing valve 3, accurate reduction valve 4, throttling valve 5 and pressure unit 6 are composed in series the constant pressure and flow pneumatic shuttle successively; Respectively be connected a connector 1 on stainless steel ball valve 2 and the pressure unit 6; Connector 1 is connected with a port of three-way pipe 12 through wireway 8; Three-way pipe 12 two other ports are installed screw rod 10 and buoy joint 13 respectively, and adjustment wheel 11 is installed in the upper end of screw rod 10, and screw rod 10 is installed on the support 7; end of pole beacon 14 is installed on the buoy joint 13, and the other end of pole beacon 14 connects buoy 15.Digital display controller 16, power light 17, thermometer 18 and alarm 19 are installed on the housing, and pressure unit 6 is connected with digital display controller 16.Described connector 1 adopts rapid-acting coupling, and temperature-detecting device 20 adopts temp probe.
As shown in Figure 2, described display device comprises power supply, relay K 2, liquid level warning switch, CS K1, is connected in parallel on digital display controller 16, power light 17, thermometer 18 and the alarm 19 of both ends of power respectively; Be connected in parallel on the two ends of power supply after liquid level warning switch and relay K 2 series connection; Alarm 19 is connected in parallel on the two ends of power supply through the normally opened contact of relay K 2; Temperature-detecting device 20 is connected with thermometer 18; Digital display controller 16 is connected in parallel on both ends of power through CS K1, and pressure unit 6 is connected with digital display controller 16.
Like Fig. 3 and shown in Figure 4; Have blind hole 14-1 in pole beacon 14 1 end inside center; Bottom in the outside of pole beacon 14 near blind hole 14-1 has a pore 14-2; be provided with the through hole 13-1 that pole beacon matches in the buoy joint 13, pole beacon 14 inside center have that end of blind hole and are installed among the through hole 13-1 of buoy joint 13.Described pore 14-2 is the del hole, and the del hole is high 2 millimeters.
The course of work is following:
1, the isolating switch that closes send.
2, temperature-detecting device 20 being put into preceding case aluminum melt can monitor preceding case aluminum melt temperature in real time, and detected temperature is shown on thermometer 18.
3, earlier support 7 is fixed on the preceding case; Case aluminum melt liquid level through the height of adjustment wheel 11 adjustment buoy joints 13, makes the del on the pole beacon expose half the to the technological requirement height before the adjustment; With 6 * 8mmPU flexible pipe the rapid-acting coupling on pressure unit 6 and the wireway 8 is linked together; Link to each other with connector 1 on the stainless steel ball valve with 0.4～0.7MPa pressurized air, obtain constant pressure and constant flow air through pneumatic part; The CS K1 that opens on the control box send.Open stainless steel ball valve, the adjustment filtering pressure reducing valve transfers to 0.2～0.35MPa with air pressure, adjusts accurate reduction valve again, and the displayed value that makes digital display controller is about 350KPa, can carry out at-once monitor to preceding case aluminum melt liquid level.Pole beacon 14 is in the rising of aluminum melt liquid level or when descending; the del on the pole beacon (this leg-of-mutton height can require design according to level control (LC)) is discharged air capacity and varied in size, and pressure changes thereupon, and the changing value of pressure is recorded by pressure unit 6; and export 4～20 milliamperes signal and give digital display controller 16; the digital display controller 16 normal 180～500KPa of demonstration (this value can require to be provided with according to reality), controller output liquid level low signal is given alarm during less than lower limit 180 KPa, and the high signal of upper limit 500KPa output liquid level that is higher than setting is given audible-visual annunciator; show force value simultaneously, this force value can corresponding liquid level situation of change.
Claims (4)
1. case aluminum melt level sensor before the aluminium casting; It is characterized in that: comprise the liquid level detection device that is used to detect aluminium liquid liquid level before being installed on the casing, temperature-detecting device (20) and the display device that detects temperature of aluminum liquid, described liquid level detection device comprises stainless steel ball valve (2), filtering pressure reducing valve (3), accurate reduction valve (4), throttling valve (5) and pressure unit (6), support (7), wireway (8), handle (9), screw rod (10), adjustment wheel (11), three-way pipe (12), buoy joint (13), pole beacon (14) and buoy (15); Stainless steel ball valve (2), filtering pressure reducing valve (3), accurate reduction valve (4), throttling valve (5) and pressure unit (6) are composed in series the constant pressure and flow pneumatic shuttle successively; Respectively be connected a connector (1) on stainless steel ball valve (2) and the pressure unit (6); Connector (1) is connected with a port of three-way pipe (12) through wireway (8); Two other port of three-way pipe (12) is installed screw rod (10) and buoy joint (13) respectively; Adjustment wheel (11) is installed in the upper end of screw rod (10); Screw rod (10) is installed on the support (7), and an end of pole beacon (14) is installed on the buoy joint (13), and the other end of pole beacon (14) connects buoy (15); Have blind hole (14-1) in pole beacon (14) one end inside center; Bottom in the outside of pole beacon (14) near blind hole (14-1) has a pore (14-2); be provided with the through hole (13-1) that pole beacon matches in the buoy joint (13), pole beacon (14) inside center has that end of blind hole and is installed in the through hole (13-1) of buoy joint (13); Described display device comprises power supply, relay K 2, liquid level warning switch, CS K1, is connected in parallel on digital display controller (16), power light (17), thermometer (18) and the alarm (19) of both ends of power respectively; Be connected in parallel on the two ends of power supply after liquid level warning switch and relay K 2 series connection; Alarm (19) is connected in parallel on the two ends of power supply through the normally opened contact of relay K 2; Temperature-detecting device (20) is connected with thermometer (18); Digital display controller (16) is connected in parallel on both ends of power through CS K1, and pressure unit (6) is connected with digital display controller (16).
2. according to requiring case aluminum melt level sensor before the 1 described aluminium casting, it is characterized in that: described pore (14-2) is the hole of upside-down triangle shape with all strength.
3. according to requiring case aluminum melt level sensor before the 1 described aluminium casting, it is characterized in that: described connector (1) adopts rapid-acting coupling with all strength.
4. according to requiring case aluminum melt level sensor before the 1 described aluminium casting, it is characterized in that: described temperature-detecting device (20) adopts temp probe with all strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120401400 CN202255560U (en) | 2011-10-20 | 2011-10-20 | Molten aluminum liquid level monitor for aluminum roll-casting front box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120401400 CN202255560U (en) | 2011-10-20 | 2011-10-20 | Molten aluminum liquid level monitor for aluminum roll-casting front box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202255560U true CN202255560U (en) | 2012-05-30 |
Family
ID=46116786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120401400 Expired - Fee Related CN202255560U (en) | 2011-10-20 | 2011-10-20 | Molten aluminum liquid level monitor for aluminum roll-casting front box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202255560U (en) |
-
2011
- 2011-10-20 CN CN 201120401400 patent/CN202255560U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20120530 Termination date: 20141020 |
|
| EXPY | Termination of patent right or utility model |