CN204629567U - A kind of Ladle-casting apparatus automatic ignition device - Google Patents
A kind of Ladle-casting apparatus automatic ignition device Download PDFInfo
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- CN204629567U CN204629567U CN201520313101.4U CN201520313101U CN204629567U CN 204629567 U CN204629567 U CN 204629567U CN 201520313101 U CN201520313101 U CN 201520313101U CN 204629567 U CN204629567 U CN 204629567U
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Abstract
The utility model discloses a kind of Ladle-casting apparatus automatic ignition device, comprise support, burner, air intake duct and gas inlet pipe, described air intake duct and gas inlet pipe each connection gas flowmeter and control valve respectively, described gas flowmeter and control valve are all connected to PLC; In addition, described air intake duct is all connected with the gas mixer chamber being connected to support with the outlet side of gas inlet pipe, and the air inlet of burner is connected with the gas outlet of described gas mixer chamber, and the ignition system of described burner is connected to PLC; Described PLC is also connected with timer.The utility model is combined by gas flowmeter and control valve, the initial air inflow information of air and combustion gas is provided to PLC, make it that the mode of timing can be adopted to allow combustion gas and air have sufficient incorporation time, and control igniting according to initial air inflow and gas and vapor permeation time, thus realize igniting automation, igniting is more accurate for opportunity, without the need to artificial judgment.
Description
Technical field
The utility model relates to field of metallurgy, is specifically related to a kind of automatic ignition device of ladle Ladle-casting apparatus.
Background technology
Carrying out making steel, in casting manipulations process, usually need to use ladle and accept molten steel, and ladle after new block and accept molten steel last as need to toast, Ladle-casting apparatus is then the apparatus for baking of ladle.When bake process is initial, there is the program of igniting, and the ignition procedure of ladle Ladle-casting apparatus generally relies at present, needs the judgement relying on people the opportunity of igniting manual or semi-automatic, be difficult to hold, be difficult to avoid to produce not good or insufficient situation of burning on igniting opportunity.
Utility model content
For the deficiencies in the prior art, the utility model aims to provide a kind of Ladle-casting apparatus automatic ignition device, by being combined of gas flowmeter and control valve, igniting is realized according to air and the initial air inflow of combustion gas and various gas and vapor permeation time by PLC, make igniting more accurate for opportunity, without the need to artificial judgment, thus realize igniting automation.
To achieve these goals, the utility model adopts following technical scheme:
A kind of Ladle-casting apparatus automatic ignition device, comprises support, burner, air intake duct and gas inlet pipe; Described air intake duct and gas inlet pipe each connection gas flowmeter and control valve respectively, described gas flowmeter and control valve are all connected to PLC; In addition, described air intake duct is all connected with the gas mixer chamber being connected to support with the outlet side of gas inlet pipe, and the air inlet of burner is connected with the gas outlet of described gas mixer chamber, and the ignition system of described burner is connected to PLC; Described PLC is also connected with timer.
It should be noted that, the running of described Ladle-casting apparatus automatic ignition device is: after starting PLC, PLC controls to start control valve, air and combustion gas start to enter gas mixer chamber from air intake duct and gas inlet pipe, flow information is fed back to PLC after recording the flow of various gas by gas flowmeter, and PLC controls control valve according to the ratio of gas flow and various gas; When the primary quantity of various gas and ratio reach default value, timer initiation, until the gas and vapor permeation time to setting-up time value time, PLC controls starting ignition system, Ladle-casting apparatus starts to toast ladle, now timer starts to carry out baking timing, and after baking duration reaches preset value, PLC closes control valve and ignition system, and baking terminates.
As a kind of preferred version, the end of described support is provided with sliding part, and slidably connects the track matched with it; Described track is provided with stop; The front end of described track is provided with touch sensor, for detecting the positional information of ladle; Described stop and touch sensor are all connected with described PLC.The effect of described stop and touch sensor is the positional information of ladle and Ladle-casting apparatus to pass to PLC, to obtain both information whether in place, makes time controling and the more accurate and safety of operation of igniting.
The beneficial effects of the utility model are:
Being combined 1, by gas flowmeter and control valve, adopts PLC to implement to control to the initial air inflow of air and combustion gas and ratio, burning can be made more abundant, also can control the duration of ignition more exactly;
2, adopt the mode of timing to allow combustion gas and air have sufficient incorporation time, improve the efficient of burning further;
3, determine igniting opportunity, not only achieve igniting automation, and igniting to be more accurate for opportunity, without the need to artificial judgment in conjunction with air and the flow of combustion gas and the incorporation time of percent information and gas.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model.
Detailed description of the invention
Below with reference to accompanying drawing, the utility model will be further described, it should be noted that, the present embodiment, premised on the technical program, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to the present embodiment.
As shown in Figure 1, a kind of Ladle-casting apparatus automatic ignition device, comprises support 1, burner 2, air intake duct 3 and gas inlet pipe 4; Described air intake duct 3 and gas inlet pipe 4 each connection gas flowmeter 5 and control valve 6 respectively, described gas flowmeter 5 and control valve 6 are all connected to PLC 7; In addition, described air intake duct 3 is all connected with the gas mixer chamber 8 being connected to support 1 with the outlet side of gas inlet pipe 4, the air inlet of burner 2 is connected with the gas outlet of described gas mixer chamber 8, and the ignition system of described burner 2 is connected to PLC 7; Described PLC 7 is also connected with timer 9.
Further, the end of described support 1 is provided with sliding part 10, and slidably connects the track 11 matched with it; Described track 11 is provided with stop 12; The front end of described track 11 is provided with touch sensor 13, for detecting the positional information of ladle 14; Described stop 12 and touch sensor 13 are all connected with described PLC 7.The effect of described stop and touch sensor is the positional information of ladle and Ladle-casting apparatus to pass to PLC, to obtain both information whether in place, makes time controling and the more accurate and safety of operation of igniting.
During use, after starting PLC, when touch sensor and stop all detect ladle and Ladle-casting apparatus in place time, PLC controls to start control valve, air and combustion gas start to enter gas mixer chamber from air intake duct and gas inlet pipe, flow information is fed back to PLC after recording the flow of various gas by gas flowmeter, and PLC controls control valve according to the ratio of gas flow and various gas; When the primary quantity of various gas reaches default value, timer initiation, until the gas and vapor permeation time to setting-up time value time, PLC controls starting ignition system, Ladle-casting apparatus starts to toast ladle, now timer starts to carry out baking timing, and after baking duration reaches preset value, PLC closes control valve and ignition system, and baking terminates.
For a person skilled in the art, according to above technical scheme and design, various corresponding change and distortion can be made, and all these change and distortion all should be included within the protection domain of the utility model claim.
Claims (2)
1. a Ladle-casting apparatus automatic ignition device, comprise support, burner, air intake duct and gas inlet pipe, it is characterized in that, described air intake duct and gas inlet pipe each connection gas flowmeter and control valve respectively, described gas flowmeter and control valve are all connected to PLC; In addition, described air intake duct is all connected with the gas mixer chamber being connected to support with the outlet side of gas inlet pipe, and the air inlet of burner is connected with the gas outlet of described gas mixer chamber, and the ignition system of described burner is connected to PLC; Described PLC is also connected with timer.
2. a kind of Ladle-casting apparatus automatic ignition device according to claim 1, it is characterized in that, the end of described support is provided with sliding part, and slidably connects the track matched with it; Described track is provided with stop; The front end of described track is provided with touch sensor, for detecting the positional information of ladle; Described stop and touch sensor are all connected with described PLC.
Priority Applications (1)
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CN201520313101.4U CN204629567U (en) | 2015-05-15 | 2015-05-15 | A kind of Ladle-casting apparatus automatic ignition device |
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CN201520313101.4U CN204629567U (en) | 2015-05-15 | 2015-05-15 | A kind of Ladle-casting apparatus automatic ignition device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111076215A (en) * | 2019-12-11 | 2020-04-28 | 上海齐耀热能工程有限公司 | Ground ignition device for petrochemical torch system |
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2015
- 2015-05-15 CN CN201520313101.4U patent/CN204629567U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111076215A (en) * | 2019-12-11 | 2020-04-28 | 上海齐耀热能工程有限公司 | Ground ignition device for petrochemical torch system |
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