CN203862701U - Electrogalvanizing steel plate on-line blowing-sweeping device - Google Patents

Electrogalvanizing steel plate on-line blowing-sweeping device Download PDF

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Publication number
CN203862701U
CN203862701U CN201320814729.3U CN201320814729U CN203862701U CN 203862701 U CN203862701 U CN 203862701U CN 201320814729 U CN201320814729 U CN 201320814729U CN 203862701 U CN203862701 U CN 203862701U
Authority
CN
China
Prior art keywords
nozzles
steel
spraying pipe
steel plate
jet pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320814729.3U
Other languages
Chinese (zh)
Inventor
文珂
陈莹莹
董蓓
王安辉
顾训雷
张泉辉
杨成志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Iron and Steel Co Ltd
Original Assignee
Wuhan Iron and Steel Group Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan Iron and Steel Group Corp filed Critical Wuhan Iron and Steel Group Corp
Priority to CN201320814729.3U priority Critical patent/CN203862701U/en
Application granted granted Critical
Publication of CN203862701U publication Critical patent/CN203862701U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an electrogalvanizing steel plate on-line blowing-sweeping device. The problem that currently, during an electrogalvanizing steel plate production process, fine particles on the surface cannot be cleared easily, and impressing is formed is solved. The device comprises a V-shaped spraying pipe arranged in the middle above a steel plate and a plurality of nozzles arranged on the spraying pipe. The opening direction of the V-shaped spraying pipe and a steel belt moving direction are the same. The nozzles are arranged on the outer sides of two straight sides of the V-shaped spraying pipe. Sprayed air flow direction and belt steel moving direction are opposite. The opening angle of the V-shaped spraying pipe is 100-160 degrees. The distance between the nozzles and the surface of belt steel is 5 cm-50 cm. The nozzles are in a sector shape. Blowing-sweeping zones of adjacent nozzles form crossing. The device can clear fine particles attached on the surface of the belt steel timely and effectively, the device is matched with a roller face scraper for use, impressing production is lowered to the maximum degree, the working efficiency and the product quality of a unit are improved, and the product re-grading rate can be lowered by 1%-1.5%.

Description

The online blow device of a kind of plated steel sheet
Technical field
The utility model relates to the online blow device of a kind of plated steel sheet.
Background technology
Impression is the main mass defect of cold-rolled steel sheet, and must shut down and process after impression generation, has a strong impact on unit operation rate and product quality.Plated steel sheet is mainly used in the fields such as back panel of liquid crystal display, home appliance panel, Automobile Plate, product surface quality is required harsher, therefore more strict to the control of impression defect.It is the basic reason that causes impression that unit roller roll surface is pressed into foreign matter, and mostly roll surface foreign matter is due to the fine particle that is attached to belt steel surface, as dust, iron filings, clod etc., at roll surface, assembles and forms.The basic method of avoiding impression to produce is exactly the foreign matter of removing in time belt steel surface, roll surface.
Method is in the past on roller, to increase scraper, utilizes online scraper to clear up roll surface, avoids impression to produce.But scraper can only be removed and be attached to foreign matter on roll surface, but can not remove those, at roll surface, do not form the fine particle of the belt steel surface of assembling, these fine particles can be assembled at any roll surface of unit, again form impression.
Summary of the invention
The purpose of this utility model is to overcome prior art defect, and a kind of online blow device of contactless plated steel sheet of removing these fine particles is provided.
The technical solution of the utility model is achieved in that the online blow device of a kind of plated steel sheet, by being positioned on " V " the type jet pipe in centre position, steel plate top and a plurality of nozzles on jet pipe, form, " V " type jet pipe opening direction is consistent with band steel direct of travel, nozzle is positioned on two straight flange outsides of " V " type jet pipe, and the air-flow of ejection is relative with band steel direct of travel.
Preferably, " V " type jet pipe angular aperture is 100 °-160 °, and nozzle is 5-50cm apart from belt steel surface distance.
Preferably, it is fan-shaped that nozzle is, and adjacent nozzle purges region and forms intersection.
The utility model can be removed the fine particle that is attached to belt steel surface in time, and " V " type design of jet pipe and the fan-shaped design of nozzle have reduced purging the requirement of air pressure, and " V " type design of jet pipe farthest reduces the purging distance with steel middle part bits; And the fan-shaped design of nozzle can expand single-nozzle purging area; Each nozzle purges region and forms intersection, increases the air-flow dynamics that purges limit portion region, eliminates and purges dead angle.The utility model and scraper are used in conjunction with, and have at utmost reduced the generation of impression, have improved unit operation efficiency and product quality, can reduce by 1%-1.5% product and change the original sentence to rate.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure, 1-steel plate; 2-" V " type jet pipe; 3-nozzle.
The specific embodiment
Below in conjunction with accompanying drawing, be further described:
As shown in Figure 1, the online blow device of a kind of plated steel sheet, by being positioned on " V " type jet pipe 2 in steel plate 1 centre position, top and a plurality of nozzles 3 on " V " type jet pipe 2, form, " V " type jet pipe 2 opening directions are consistent with steel plate 1 direct of travel, " V " type jet pipe 2 angular apertures are 100 °-160 °, can guarantee like this to move to steel edge portion with the bits in each region of steel, when nozzle exit pressure is unstable, the design of " V " type can farthest reduce again the purging distance with steel middle part bits, and bits are blown to outside steel plate 1 easily.
Nozzle 3 is positioned on 2 two straight flange outsides of " V " type jet pipe, depending on strip width and " V " type jet pipe 2 lengths of straight flange, 3-10 of general installation, the air-flow of nozzle 3 ejections is relative with band steel direct of travel, nozzle 3 is 5-50cm apart from belt steel surface distance, and nozzle 3 is fan-shaped design, can expand single-nozzle and purge area, adjacent nozzle purges region and forms intersection, avoids purging having dead angle; In the situation that air pressure is lower, the air-flow dynamics that intersection region has increased again limit portion purging region, has improved purging effect.Purge gas is dry inert gas or air.
Edge, " V " type jet pipe both sides exceeds steel edge portion 3cm left and right, in conjunction with factors such as roller group structure, roll surface material, the band steel methods of operation, the utility model is preferentially arranged on before electrogalvanizing unit rubber roll, with support, " V " type jet pipe 2 two ends are fixed on transfer roller bearing block, then from one end or centre pass into purge gas.

Claims (3)

1. the online blow device of plated steel sheet, it is characterized in that: it forms by being positioned on " V " the type jet pipe in centre position, steel plate top and a plurality of nozzles on jet pipe, " V " type jet pipe opening direction is consistent with band steel direct of travel, nozzle is positioned on two straight flange outsides of " V " type jet pipe, and the air-flow of ejection is relative with band steel direct of travel.
2. the online blow device of a kind of plated steel sheet according to claim 1, is characterized in that: " V " type jet pipe angular aperture is 100 °-160 °, and nozzle is 5-50cm apart from belt steel surface distance.
3. the online blow device of a kind of plated steel sheet according to claim 1 and 2, is characterized in that: nozzle is fan-shaped, and adjacent nozzle purges region and forms intersection.
CN201320814729.3U 2013-12-12 2013-12-12 Electrogalvanizing steel plate on-line blowing-sweeping device Expired - Fee Related CN203862701U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320814729.3U CN203862701U (en) 2013-12-12 2013-12-12 Electrogalvanizing steel plate on-line blowing-sweeping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320814729.3U CN203862701U (en) 2013-12-12 2013-12-12 Electrogalvanizing steel plate on-line blowing-sweeping device

Publications (1)

Publication Number Publication Date
CN203862701U true CN203862701U (en) 2014-10-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320814729.3U Expired - Fee Related CN203862701U (en) 2013-12-12 2013-12-12 Electrogalvanizing steel plate on-line blowing-sweeping device

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CN (1) CN203862701U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105499286A (en) * 2016-01-25 2016-04-20 天津炬坤金属科技有限公司 Plate and strip rolling liquid online purging device
CN105522007A (en) * 2016-01-25 2016-04-27 天津炬坤金属科技有限公司 Degreasing-free on-line water removal device for wet temper-rolling of metal plate strips
CN106140840A (en) * 2015-03-30 2016-11-23 宝山钢铁股份有限公司 A kind of strip surface scale removal equipment and method thereof
CN108302902A (en) * 2018-02-08 2018-07-20 天津市富仁板带有限公司 A kind of steel band de-watering apparatus
CN109843453A (en) * 2016-10-20 2019-06-04 康宁股份有限公司 Method and apparatus for manufacturing lath
CN111926169A (en) * 2020-07-31 2020-11-13 鞍钢联众(广州)不锈钢有限公司 Method for online processing indentation defect in bright annealing furnace

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106140840A (en) * 2015-03-30 2016-11-23 宝山钢铁股份有限公司 A kind of strip surface scale removal equipment and method thereof
CN106140840B (en) * 2015-03-30 2018-09-04 宝山钢铁股份有限公司 A kind of strip surface scale removal equipment and its method
CN105499286A (en) * 2016-01-25 2016-04-20 天津炬坤金属科技有限公司 Plate and strip rolling liquid online purging device
CN105522007A (en) * 2016-01-25 2016-04-27 天津炬坤金属科技有限公司 Degreasing-free on-line water removal device for wet temper-rolling of metal plate strips
CN105522007B (en) * 2016-01-25 2018-03-13 天津炬坤金属科技有限公司 A kind of metal plate and belt wet jetting piles exempt from the online de-watering apparatus of degreasing
CN105499286B (en) * 2016-01-25 2018-03-20 天津炬坤金属科技有限公司 A kind of online blow device of board rolling liquid
CN109843453A (en) * 2016-10-20 2019-06-04 康宁股份有限公司 Method and apparatus for manufacturing lath
CN108302902A (en) * 2018-02-08 2018-07-20 天津市富仁板带有限公司 A kind of steel band de-watering apparatus
CN111926169A (en) * 2020-07-31 2020-11-13 鞍钢联众(广州)不锈钢有限公司 Method for online processing indentation defect in bright annealing furnace
CN111926169B (en) * 2020-07-31 2022-02-22 鞍钢联众(广州)不锈钢有限公司 Method for online processing indentation defect in bright annealing furnace

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20170717

Address after: 430083, Gate No. 2, Qingshan District, Hubei, Wuhan

Patentee after: Wuhan iron and Steel Company Limited

Address before: 430080 Wuhan, Hubei Friendship Road, No. 999, Wuchang

Patentee before: Wuhan Iron & Steel (Group) Corp.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141008

Termination date: 20201212

CF01 Termination of patent right due to non-payment of annual fee