CN103335331B - A kind of burning torch of continuous casting cutting gun - Google Patents
A kind of burning torch of continuous casting cutting gun Download PDFInfo
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- CN103335331B CN103335331B CN201310308613.7A CN201310308613A CN103335331B CN 103335331 B CN103335331 B CN 103335331B CN 201310308613 A CN201310308613 A CN 201310308613A CN 103335331 B CN103335331 B CN 103335331B
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- burning torch
- continuous casting
- sparking electrode
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- cutting gun
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Abstract
The invention discloses a kind of rational in infrastructure, ignition success rate is high, the burning torch of the continuous casting cutting gun that air consumption is minimum.Comprise by contact rod and be sheathed on the compound sparking electrode that earthenware, Huang Laguan and asbestos sleeve on contact rod form, compound sparking electrode is arranged with inner sleeve and outer tube, the part that the contact rod of compound sparking electrode grows in one end of inner and/or outer sleeve pipe forms discharge end, Gas Pipe is provided with in inner sleeve or outer tube, discharge end outer tube one end end face corresponding to this compound sparking electrode offers gas injection and portals, and described rifle body corresponds to this discharge end and is provided with loop electrode.
Description
Technical field
The present invention relates to a kind of steel-making continuous casting cutter sweep, particularly relate to a kind of burning torch of continuous casting cutting gun.
Background technology
In steel-making continuous casting cutting, usual employing be combustion gas cutting, due to the particularity that steel-making continuous casting cutting is produced, the cutting of steel is intermittent and noncontinuity, and cutting gun can not follow intermittent igniting and flame-out in batch process, one is that working time of igniting cutting and intermittent time are all very short, and cutting gun has little time to followed by intermittent igniting and flame-out, even if two is that cutting gun has such sensitivity, the waste of its combustion gas is also very surprising, to light rate too low due to general electronic ignition device electric discharge sparking for what is more important, the igniting of normal burning torch cannot be realized, all the time, steel industry is attempted to use high-voltage pulses mode to be applied to burning torch to realize the automatic ignition cutting of burning torch, but that encounter and insurmountable subject matter one is burning torch and burning torch to be all in extra high high temperature billet steel environment, the related device of burning torch is difficult to adapt to this hot environment, two is because steel billet cutting environment exists the steam that a large amount of cooling water produces, steam is attached with the normal work that a large amount of steam has a strong impact on again the relevant sparking system of burning torch on the burning torch of not cold not heat, burning torch electric leakage Insulation Problems is difficult to solve, thus burning torch cannot normally work, the success rate of igniting is only less than 75%, such burning torch is that the igniting that cannot meet steel-making continuous casting cutting gun requires, therefore up to the present, also do not have can really realize using burning torch to carry out the reliable automatic ignition cutting of high temperature billet steel continuous casting cutting gun.
Summary of the invention
The object of the invention is the deficiency existed for prior art, a kind of burning torch of continuous casting cutting gun is provided.This burning torch structure is reasonable, and stable performance, reliable operation, ignition success rate is high, and air consumption is minimum.
Technical scheme of the present invention comprises the sparking electrode be connected with corresponding priming supply be located in rifle body, described sparking electrode is one comprise contact rod, and the earthenware be sheathed on successively on contact rod, the compound sparking electrode of Huang Laguan and asbestos sleeve, described compound sparking electrode is arranged with inner sleeve, outer tube is arranged with outside inner sleeve, the part that the contact rod of compound sparking electrode grows in one end of inner and/or outer sleeve pipe forms discharge end, Gas Pipe is provided with in inner sleeve or outer tube, the discharge end corresponding one end end face of inner and/or outer sleeve pipe corresponding to this compound sparking electrode offers and portals with the gas injection of described Gas Pipe UNICOM, described rifle body corresponds to this discharge end and be provided with primary Ioops electrode.
Described loop electrode is made up of the primary Ioops wire on the outer face, corresponding one end being connected to described inner and/or outer sleeve pipe and inner or outer sleeve pipe thereof.
Described inner and/or outer sleeve pipe is connected with by the discharge end of compound sparking electrode the fan housing that corresponds to this discharge end.
Some benefit air regulator mouths are evenly equipped with around described fan housing perisporium.
Described fan housing is a conical pipe fan housing.
Described fan housing forms the return wire of the loop electrode of compound sparking electrode.
Described inside and outside sleeve pipe is respectively copper pipe or stainless steel tube.
Corresponding water leg is provided with between the inside and outside sleeve pipe of described rifle body.
Described compound sparking electrode by corresponding ceramic swivel nut be fixedly connected on described in and/outer tube on, described contact rod is a tungsten bar.
Described priming supply is a high-voltage pulse power source, and described compound sparking electrode is a high pressure pulse discharge electrode being connected to this high-voltage pulse power source.
The burning torch of continuous casting cutting gun of the present invention is not only simple and reasonable for structure, be easy to manufacture, it can obtain more powerful discharge pulse with relatively lower high-voltage pulse electric source power, high temperature billet steel continuous casting cutting environment can be adapted to especially, can guarantee at high temperature and high humidity atmosphere to stablize, reliably, normally work, very little combustion gas can ensure that igniting is reliable in time, and tolerance consumes low, reaches 99.99% through on-the-spot test ignition success rate.
Accompanying drawing explanation
Fig. 1 is burning torch one example structure schematic diagram of the present invention; Fig. 2 is another embodiment of the present invention structural representation.
Detailed description of the invention
Now by embodiment, also the present invention will be further described by reference to the accompanying drawings.As shown in Figure 1, the burning torch rifle body 12 of the present embodiment comprises inside and outside sleeve pipe 5 and 6, the high pressure pulse discharge electrode etc. outside being located at, in inner sleeve 6 and 5, high pressure pulse discharge electrode comprises its two ends and grows tungsten bar 1 in rifle body 12 two ends respectively, tungsten bar 1 is arranged with one deck earthenware 2, earthenware 2 is arranged with the yellow cured pipe 3 of one deck, yellow cured pipe 3 is arranged with one deck asbestos sleeve 4, by tungsten bar 1, earthenware 2, the high pressure pulse discharge electrode that yellow cured pipe 3 and asbestos sleeve 4 are formed is fixed on by ceramic swivel nut 11 on inner sleeve 5 and outer tube 6 two ends from its two ends, space between inner sleeve 5 and outer tube 6 forms water leg, cooling is implemented by water leg 13 pairs of rifle bodies, to guarantee that in rifle body, each insulating element has better insulating properties, water leg 13 is by being located at the water inlet pipe and water outlet pipe 7 external feed pipe of outer tube relative to both sides.
Growing in rifle body 12(or internal and external casing) one end of the tungsten bar 1 of high pressure pulse discharge electrode on the end face of corresponding one end forms its discharge end 1a, loop electrode 10 by inner sleeve 5 with on being connected to by discharge end 1a one end inner sleeve 5 end face, the return wire 10a corresponding with discharge end 1a form, tungsten bar 1 and loop electrode 10 respectively from the other end of rifle body 12 be connected to the voltage output end of high-voltage pulse power source and zero line () hold; In or beyond sleeve pipe 5 or 6 by one end end face of discharge end 1a be provided with corresponding with this discharge end 1a, portal 8 with the gas injection of Gas Pipe 9 UNICOM, combustion gas of lighting a fire accesses from the other end of Gas Pipe 9.
Leaning on one end of discharge end 1a of outer tube 6 is connected with the conical pipe fan housing 15 corresponding with the discharge end 1a of high pressure pulse discharge electrode, between inside and outside sleeve pipe 5,6, space forms the water leg 13 of rifle body 12, water leg 13 forms water cooling loop respectively by two inlet tube and outlet tubes 7 of the relative both sides being located at rifle body 12 one end, for the rifle body be under hot operation state implements necessary cooling, inlet tube and outlet tube 7 is inserted into 1/3rd or 2/3rds places of water leg 13 degree of depth, to obtain relatively good water circulation effect; Inside and outside sleeve pipe 5,6 is respectively copper pipe.
During work, the high-voltage pulse of high-voltage pulse power source forms very strong electrion from the discharge end 1a output of tungsten bar 1 return wire 10a that is rear and discharge loop electrode and strikes sparks, Gas Pipe 9 input of the one end by rifle body 12 is inputted, lights through the outer spray combustion gas of gas injection outlet 8 from the other end of Gas Pipe 9, complete the igniting of burning torch, then be that continuous casting cutting gun is lighted a fire by burning torch.
Another embodiment of the present invention as shown in Figure 2, what be connected to outer tube 6 mends air regulator mouth 14 by the conical pipe fan housing 15 on one end of discharge end 1a is provided with 3-6 around its perisporium uniform intervals, the discharge end 1a of tungsten bar 1, to the side sidewall slope of conical pipe fan housing 15, is made up of the return wire 10a of the loop electrode corresponding with the discharge end 1a of tungsten bar 1 appropriate section of this side sidewall of conical pipe fan housing 15.All the other structures can with above-described embodiment roughly the same.
Other modified products based on the technical scheme of the burning torch of this continuous casting cutting gun all belong to protection scope of the present invention; Above-described embodiment is not the exhaustive of the specific embodiment of the present invention.
Claims (9)
1. the burning torch of a continuous casting cutting gun, comprise the sparking electrode be connected with corresponding priming supply be located in rifle body, it is characterized in that described sparking electrode is one comprise contact rod and be sheathed on the compound sparking electrode of earthenware, Huang Laguan and asbestos sleeve on contact rod successively, described compound sparking electrode is arranged with inner sleeve, be arranged with outer tube outside inner sleeve, between described inside and outside sleeve pipe, be provided with corresponding water leg; The part that the contact rod of compound sparking electrode grows in one end of inner and/or outer sleeve pipe forms discharge end, be provided with Gas Pipe in inner sleeve or outer tube, the discharge end corresponding one end end face of inner and/or outer sleeve pipe corresponding to this compound sparking electrode offers and portals with the gas injection of described Gas Pipe UNICOM; Described rifle body corresponds to this discharge end and be provided with primary Ioops electrode, described priming supply is a high-voltage pulse power source.
2. the burning torch of continuous casting cutting gun according to claim 1, is characterized in that described loop electrode is made up of the primary Ioops wire on the outer face, corresponding one end being connected to described inner and/or outer sleeve pipe and inner or outer sleeve pipe.
3. the burning torch of continuous casting cutting gun according to claim 1 or 2, is characterized in that described inner and/or outer sleeve pipe is connected with near the discharge end of compound sparking electrode the fan housing that corresponds to this discharge end.
4. the burning torch of continuous casting cutting gun according to claim 3, is characterized in that being evenly equipped with some benefit air regulator mouths around described fan housing perisporium.
5. the burning torch of continuous casting cutting gun according to claim 3, is characterized in that described fan housing is a conical pipe fan housing.
6. the burning torch of continuous casting cutting gun according to claim 3, is characterized in that described fan housing forms the return wire of the loop electrode of compound sparking electrode.
7. the burning torch of continuous casting cutting gun according to claim 1 or 2, is characterized in that described inside and outside sleeve pipe is respectively copper pipe or stainless steel tube.
8. the burning torch of continuous casting cutting gun according to claim 1 or 2, it is characterized in that described compound sparking electrode by corresponding ceramic swivel nut be fixedly connected on described in and on/outer tube, described contact rod is a tungsten bar.
9. the burning torch of continuous casting cutting gun according to claim 1, is characterized in that described compound sparking electrode is a high pressure pulse discharge electrode being connected to this high-voltage pulse power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310308613.7A CN103335331B (en) | 2013-07-22 | 2013-07-22 | A kind of burning torch of continuous casting cutting gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310308613.7A CN103335331B (en) | 2013-07-22 | 2013-07-22 | A kind of burning torch of continuous casting cutting gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103335331A CN103335331A (en) | 2013-10-02 |
| CN103335331B true CN103335331B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310308613.7A Active CN103335331B (en) | 2013-07-22 | 2013-07-22 | A kind of burning torch of continuous casting cutting gun |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2446400Y (en) * | 2000-09-18 | 2001-09-05 | 黄新华 | Lighting gun with safety switch |
| CN201149253Y (en) * | 2007-12-03 | 2008-11-12 | 武汉摩林翰机电设备有限公司 | Electric ignition combustor of blast furnace top ignition device |
| CN201348274Y (en) * | 2008-09-03 | 2009-11-18 | 李彦文 | Continuous casting flame cutting automatic ignition gun |
| CN203501209U (en) * | 2013-07-22 | 2014-03-26 | 陈寅明 | Ignition gun of continuous-casting cutting gun |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001108235A (en) * | 1999-10-08 | 2001-04-20 | Akira Kadosaka | Discharge type igniter for wick type oil burner |
-
2013
- 2013-07-22 CN CN201310308613.7A patent/CN103335331B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2446400Y (en) * | 2000-09-18 | 2001-09-05 | 黄新华 | Lighting gun with safety switch |
| CN201149253Y (en) * | 2007-12-03 | 2008-11-12 | 武汉摩林翰机电设备有限公司 | Electric ignition combustor of blast furnace top ignition device |
| CN201348274Y (en) * | 2008-09-03 | 2009-11-18 | 李彦文 | Continuous casting flame cutting automatic ignition gun |
| CN203501209U (en) * | 2013-07-22 | 2014-03-26 | 陈寅明 | Ignition gun of continuous-casting cutting gun |
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| Publication number | Publication date |
|---|---|
| CN103335331A (en) | 2013-10-02 |
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