CN103934292A - Medium-thickness steel plate air purging device - Google Patents

Medium-thickness steel plate air purging device Download PDF

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Publication number
CN103934292A
CN103934292A CN201410134845.XA CN201410134845A CN103934292A CN 103934292 A CN103934292 A CN 103934292A CN 201410134845 A CN201410134845 A CN 201410134845A CN 103934292 A CN103934292 A CN 103934292A
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China
Prior art keywords
air
medium plate
spherojoint
medium
steel plate
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CN201410134845.XA
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Chinese (zh)
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CN103934292B (en
Inventor
胡于华
张灵杰
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Wisdri Engineering and Research Incorporation Ltd
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Wisdri Engineering and Research Incorporation Ltd
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Abstract

The invention provides a medium-thickness steel plate air purging device. The medium-thickness steel plate air purging device is installed on a controlled cooling device and comprises a compressed air branch pipe, an air filter, an air reducing valve, a pneumatic cut-off ball valve and a jet header, wherein the jet header is connected with the pneumatic cut-off ball valve, the pneumatic cut-off ball valve is connected with the air reducing valve, the air reducing valve is connected with the air filter, the air filter is connected with the compressed air branch pipe, the jet header comprises two steel pipes and a right-angle connector, one steel pipe is welded to one end of the right-angle connector, the other steel pipe is welded to the other end of the right-angle connector, a plurality of fixing connectors are sequentially arranged on each steel pipe, a ball connector is connected to at least one fixing connector, a jet nozzle is installed on the ball connector, and the jet angle of the jet nozzle can be adjusted by the ball connector. Compressed air in a workshop enters the jet header through the compressed air branch pipe and then is jet to the surface of a medium-thickness steel plate through the jet nozzle, and therefore water and oxidized scale on the surface of the medium-thickness steel plate are removed, and the quality of the medium-thickness steel plate is improved.

Description

Medium plate air purge set
Technical field
The cooling field of control that the present invention relates to a kind of hot rolling medium plate, relates in particular to a kind of medium plate air purge set.
Background technology
At present, in medium plate engineering, control cooling device is generally set after finishing mill, after control cooling device, thermal straightening machine is set.Controlled cooling system has directly affected the quality of the steel plate of producing, but for enter the steel plate of thermal straightening machine by Controlled cooling system for, the surface local of steel plate can the even a small amount of iron scale of residual a part of water.If cooling water and iron scale are not removed, enter at steel plate the performance that water residual in thermal straightening machine process can affect the cooling velocity of steel plate in running and then affect steel plate, in aligning process by be attached to iron scale on steel plate be pressed into steel plate in so that affect the surface quality of steel plate.
Therefore be necessary to design a kind of new medium plate air purge set, to overcome the problems referred to above.
Summary of the invention
The object of the invention is to overcome the defect of prior art, providing a kind of can will pass through to control the water of the medium plate remained on surface after cooling device and the medium plate air purge set that iron scale is removed.
The present invention is achieved in that
The invention provides a kind of medium plate air purge set, be installed on and control on cooling device, comprise compressed air arm, air cleaner, air reducing valve, pneumatic cut-off ball valve and spray header, described spray header connects described pneumatic cut-off ball valve, described pneumatic cut-off ball valve connects described air reducing valve, described air reducing valve connects described air cleaner, and described air cleaner connects described compressed air arm; Described spray header comprises two steel pipes and an angle coupling, one of them steel-pipe welding is in one end of described angle coupling, another steel-pipe welding is in the other end of described angle coupling, on described steel pipe, be provided with successively multiple anchor tips, described at least one, on anchor tip, connect a spherojoint, one nozzle is installed, the spray angle of nozzle described in described spherojoint capable of regulating on described spherojoint.
Further, the datum clamp face of described spray header and the angle of horizontal plane are 5 °.
Further, described spherojoint interval arranges.
Further, described angle coupling is provided with an anchor tip, is equipped with 7 anchor tips described in each on steel pipe, and on 7 anchor tips described in each on steel pipe, interval is provided with 4 spherojoints.
Further, do not install on 7 anchor tips of spherojoint and be equipped with turret head pipe close.
Further, between described air cleaner and described compressed air arm, be provided with manual wafer type butterfly valve.
Further, described spherojoint is connected by an articulation with described anchor tip.
The present invention has following beneficial effect:
The compressed air in workshop enters spray header by compressed air arm, then by nozzle ejection on medium plate surface, thereby remove water and the iron scale on medium plate surface; And the spray angle of nozzle described in described spherojoint capable of regulating, therefore described medium plate air purge set can be removed water and the iron scale on medium plate surface completely, avoid the water of the medium plate remained on surface by controlling cooling device to affect the performance of steel plate, avoid residual iron scale to be pressed into medium plate by thermal straightening machine affects the surface quality of steel plate simultaneously, and then entirety improves the quality of medium plate.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the medium plate air purge set that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the spray header that Fig. 2 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
As Fig. 1-Fig. 2, the embodiment of the present invention provides a kind of medium plate air purge set, it is installed on controls cooling device (illustrating, not label) above, comprises compressed air arm 1, air cleaner 3, air reducing valve 4, pneumatic cut-off ball valve 5 and spray header 6.The compressed air in workshop enters in described medium plate air purge set by described compressed air arm 1.
As Fig. 1-Fig. 2, described spray header 6 connects described pneumatic cut-off ball valve 5 by pipeline, and described spray header 6 is opened by described pneumatic cut-off ball valve 5 Long-distance Control, can realize automatic control.Described pneumatic cut-off ball valve 5 connects described air reducing valve 4 by pipeline, described air reducing valve 4 connects described air cleaner 3 by pipeline, described air cleaner 3 connects described compressed air arm 1 by pipeline, in this preferred embodiment, between described air cleaner 3 and described compressed air arm 1, be provided with manual wafer type butterfly valve 2, be convenient to dimension inspection and process.Wherein, described in have air reducing valve 4 for stable compressed air is provided, described air cleaner 3 is for providing clean compressed air.
As Fig. 1-Fig. 2, described spray header 6 comprises two steel pipes 12 and an angle coupling 13, described angle coupling 13 is rectangular in shape, wherein, a steel pipe 12 is welded in one end of described angle coupling 13, another steel pipe 12 is welded in the other end of described angle coupling 13, therefore described spray header 6 Cheng ∟ shapes.On described steel pipe 12, be provided with successively multiple anchor tips 7, on described anchor tip 7, be used for connecting a spherojoint 10, on described spherojoint 10, be used for installing a nozzle 11, the spray angle of nozzle 11 described in described spherojoint 10 capable of regulatings, described nozzle 11 is for ejecting the compressed air in workshop, thereby the water to medium plate surface and iron scale carry out purging work.
As Fig. 1-Fig. 2, in this preferred embodiment, in order to reduce manufacturing cost, described spherojoint 10 intervals arrange, and that is to say, on the anchor tip 7 of described spray header 6, at interval of one, a spherojoint 10 are set.Described angle coupling 13 is provided with an anchor tip 7, described in each, on steel pipe 12, be equipped with 7 anchor tips 7, that is to say 15 anchor tips 7 altogether, on 7 anchor tips 7 described in each on steel pipe 12, interval is provided with 4 spherojoints 10, spherojoint 10 is not installed at anchor tip 7 places on angle coupling 13, that is to say 8 spherojoints 10 are installed altogether; Be equipped with turret head pipe close 8 and do not install on 7 anchor tips 7 of spherojoint 10, be used for clogging this 7 anchor tips 7, after above-mentioned 8 anchor tips 7 that spherojoint 10 is installed go wrong or damage, available above-mentioned 107 anchor tips 7 of spherojoint of not installing do for subsequent use.Certainly, in other embodiments, also can on above-mentioned 15 anchor tips 7, all connect spherojoint 10, nozzle 11 is all installed on described spherojoint 10, thereby be reached better purging effect.In another embodiment, can not also that complete interval arranges spherojoint 10 and nozzle 11, but the position of spherojoint 10 and nozzle 11 is selectively set, only need to make medium plate air purge set still there is good purging effect.Wherein, described spherojoint 10 is connected by an articulation 9 with described anchor tip 7, is convenient to the installation of described spherojoint 10.Described nozzle 11 initial injection angles are 150 °, and spray angle can be adjusted by spherojoint 10, thereby the region purging is adjusted.
As Fig. 1-Fig. 2, in this preferred embodiment, the datum clamp face of described spray header 6 and the angle a of horizontal plane are 5 °, can make the purging region of said nozzle 11 larger, and it is better to purge effect, can certainly adopt other angle, the effect that only need to meet described medium plate air purge set and can remove water and the iron scale on medium plate surface.
As Fig. 1-Fig. 2, described medium plate air purge set is mainly used in medium plate to carry out surperficial purging work, and it is applicable to the medium plate that finished width is less than 2500mm.Certainly, described medium plate air purge set can extend to all in (wide) slab product, only need to adjust spray header 6(according to the maximum steel plate width of production line comprises anchor tip 7 and nozzle 11 quantity etc.).
As Fig. 1-Fig. 2, the purging principle of described medium plate air purge set is as follows: by controlling the hot metal detector sender arranging after cooling device, described pneumatic cut-off ball valve 5 obtains signal and opens, the compressed air in workshop enters spray header 6, be injected in surface of steel plate by nozzle 11, remove water and the iron scale of surface of steel plate.And the steel plate length providing according to secondary data and the steel plate speed of service are calculated steel plate by the time of blow device, on this basis after time delay 2s, pneumatic cut-off ball valve 5 is closed, stop purging, so repeatedly, realize the object that medium plate purges, thereby remove water and the iron scale on medium plate surface completely, avoid the water of the medium plate remained on surface by controlling cooling device to affect the performance of steel plate, avoid residual iron scale to be pressed into steel plate by thermal straightening machine affects the surface quality of steel plate simultaneously, and then entirety improves the quality of medium plate.
Medium plate air purge set provided by the invention has following beneficial effect:
1, the spray angle of nozzle can be adjusted by spherojoint, thereby can adjust the region purging;
2, described spherojoint interval arranges, and that is to say that nozzle also arranges at interval, and that the anchor tip that nozzle is not installed is used for is for subsequent use, after the anchor tip of nozzle has been installed is damaged, can change at once, thereby does not affect production efficiency;
3, described spray header connects described pneumatic cut-off ball valve by pipeline, and described spray header is opened by described pneumatic cut-off ball valve Long-distance Control, can realize automatic control, realizes automation mechanized operation.
4, the purging of described medium plate air purge set is effective, and production cost is low, for the product quality of medium plate provides Reliable guarantee.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (7)

1. a medium plate air purge set, be installed on and control on cooling device, it is characterized in that, comprise compressed air arm, air cleaner, air reducing valve, pneumatic cut-off ball valve and spray header, described spray header connects described pneumatic cut-off ball valve, described pneumatic cut-off ball valve connects described air reducing valve, and described air reducing valve connects described air cleaner, and described air cleaner connects described compressed air arm;
Described spray header comprises two steel pipes and an angle coupling, one of them steel-pipe welding is in one end of described angle coupling, another steel-pipe welding is in the other end of described angle coupling, on described steel pipe, be provided with successively multiple anchor tips, described at least one, on anchor tip, connect a spherojoint, one nozzle is installed, the spray angle of nozzle described in described spherojoint capable of regulating on described spherojoint.
2. medium plate air purge set as claimed in claim 1, is characterized in that: the datum clamp face of described spray header and the angle of horizontal plane are 5 °.
3. medium plate air purge set as claimed in claim 1, is characterized in that: described spherojoint interval arranges.
4. medium plate air purge set as claimed in claim 3, it is characterized in that: described angle coupling is provided with an anchor tip, described in each, on steel pipe, be equipped with 7 anchor tips, on 7 anchor tips described in each on steel pipe, interval is provided with 4 spherojoints.
5. medium plate air purge set as claimed in claim 4, is characterized in that: do not install on 7 anchor tips of spherojoint and be equipped with turret head pipe close.
6. medium plate air purge set as claimed in claim 1, is characterized in that: between described air cleaner and described compressed air arm, be provided with manual wafer type butterfly valve.
7. medium plate air purge set as claimed in claim 1, is characterized in that: described spherojoint is connected by an articulation with described anchor tip.
CN201410134845.XA 2014-04-04 2014-04-04 Medium plate air purge set Active CN103934292B (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104690097A (en) * 2015-03-25 2015-06-10 山东钢铁股份有限公司 Purging aid for cold-rolling and leveling unit
CN106912193A (en) * 2015-12-22 2017-06-30 松下知识产权经营株式会社 Electronic component mounting apparatus and electronic component mounting system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2859517Y (en) * 2006-01-01 2007-01-17 广东韶钢松山股份有限公司 On-line testing device for billet surface
CN102248011A (en) * 2011-06-02 2011-11-23 武汉钢铁(集团)公司 Soft water seal-based flow-guide and drainage device used in after-rolling cooling process of hot-rolled steel strip
CN203170737U (en) * 2013-03-26 2013-09-04 鞍钢股份有限公司 Steel sheet surface cooling water sweeps device
KR101312519B1 (en) * 2011-07-29 2013-10-01 주식회사 포스코 Hot dryer for wiping strip
CN203437429U (en) * 2013-07-31 2014-02-19 邯钢集团邯宝钢铁有限公司 Temper mill purging system
CN203764656U (en) * 2014-04-04 2014-08-13 中冶南方工程技术有限公司 Air purging device for medium-thickness steel plate

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2859517Y (en) * 2006-01-01 2007-01-17 广东韶钢松山股份有限公司 On-line testing device for billet surface
CN102248011A (en) * 2011-06-02 2011-11-23 武汉钢铁(集团)公司 Soft water seal-based flow-guide and drainage device used in after-rolling cooling process of hot-rolled steel strip
KR101312519B1 (en) * 2011-07-29 2013-10-01 주식회사 포스코 Hot dryer for wiping strip
CN203170737U (en) * 2013-03-26 2013-09-04 鞍钢股份有限公司 Steel sheet surface cooling water sweeps device
CN203437429U (en) * 2013-07-31 2014-02-19 邯钢集团邯宝钢铁有限公司 Temper mill purging system
CN203764656U (en) * 2014-04-04 2014-08-13 中冶南方工程技术有限公司 Air purging device for medium-thickness steel plate

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104690097A (en) * 2015-03-25 2015-06-10 山东钢铁股份有限公司 Purging aid for cold-rolling and leveling unit
CN104690097B (en) * 2015-03-25 2017-03-01 山东钢铁股份有限公司 A kind of Cold-Rolled Strip Temper Mill purges auxiliary device
CN106912193A (en) * 2015-12-22 2017-06-30 松下知识产权经营株式会社 Electronic component mounting apparatus and electronic component mounting system
CN106912193B (en) * 2015-12-22 2020-04-21 松下知识产权经营株式会社 Electronic component mounting device and electronic component mounting system

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