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CN205057027U - Middle package toasts updraft ventilator - Google Patents

Middle package toasts updraft ventilator Download PDF

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Publication number
CN205057027U
CN205057027U CN201520760211.5U CN201520760211U CN205057027U CN 205057027 U CN205057027 U CN 205057027U CN 201520760211 U CN201520760211 U CN 201520760211U CN 205057027 U CN205057027 U CN 205057027U
Authority
CN
China
Prior art keywords
tube connector
horizontal
tundish
connecting pipe
baking
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
CN201520760211.5U
Other languages
Chinese (zh)
Inventor
梁亚
李士波
贾崇雪
赵晓伟
王乐
康华伟
尹翠兰
亢业峰
李相前
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.)
Shandong Iron and Steel Group Co Ltd SISG
Original Assignee
Shandong Iron and Steel Group Co Ltd SISG
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 Shandong Iron and Steel Group Co Ltd SISG filed Critical Shandong Iron and Steel Group Co Ltd SISG
Priority to CN201520760211.5U priority Critical patent/CN205057027U/en
Application granted granted Critical
Publication of CN205057027U publication Critical patent/CN205057027U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a middle package toasts updraft ventilator, including well packet of quick change mechanism, well packet of quick change mechanism includes the guide rail, the slide, slide and guide rail cooperation, the slide is equipped with vertical hole, the bottom skateboard deck and the upper end of connecting pipe no. 1 of slide are connected, the lower extreme and the upper end of connecting pipe no. 2 of connecting pipe no. 1 are connected, the inside of connecting pipe no. 1 and the inside intercommunication of connecting pipe no. 2, a connecting pipe size is greater than the size of connecting pipe no. 2, the lateral wall of connecting pipe no. 1 is equipped with horizontal through -hole, sealing connection's air -supply line is equipped with at horizontal through -hole, the air -supply line is including the horizontal segment and the vertical section that are connected, the outer end of horizontal segment is outwardly directed from horizontal through -hole, the outer end and the highly -compressed air pipe connection of horizontal segment, open side down for the vertical section, the lower beginning of vertical section is downward. The utility model discloses high -efficient simple and easy, convenient operation, it is little that the exhaust vortex influence resistance, forms better negative pressure effect, flame and take out and draw, has reduced the molten steel and toasted the bad partial caking condition at the centre package, effective improve middle wrap toast the effect.

Description

Baking of tundish extractor fan
Technical field
The utility model relates to continuous casting tundish baking system, particularly relates to a kind of high-efficient simple baking of tundish extractor fan.
Background technology
Continuous casting production is in bake process, and roaster is positioned at the top of tundish, the bottom especially filling pipe end part of tundish, without the words of extractor fan, tundish bottom, filling pipe end part easily occur that baking is bad, and molten steel easily lumps herein and causes nozzle blocking, even stops the accident of watering.Part conticaster of the prior art adopts large-scale suction type extractor fan equipment, due to heavier mass, need to be placed on removable, liftable dolly pushes walking, need submersed nozzle to be put in the lump in extractor fan online simultaneously and carry out exhausting baking, the defect that this baking structure exists is: use large-scale extractor fan, increase hydraulic pressure, the capital construction such as machinery drop into, and operate relatively loaded down with trivial details, in bake process, the baking situation of filling pipe end cannot be checked, the risk of filling pipe end cannot be assessed, more major break down etc. is there is after filling pipe end crackle being caused to check reach the standard grade.In addition, owing to using large-scale extractor fan, submersed nozzle will take online baking, and submersed nozzle roasting quality cannot ensure well at every turn, and cold steel blocking accident probability is large.
Utility model content
The purpose of this utility model is exactly the problems referred to above existed for solving prior art, provides a kind of baking of tundish extractor fan; The utility model is efficient, simple and easy, single hand-held handled easily, saving capital construction drops into, conveniently can check the current intelligence after filling pipe end baking, thin straight tube exhaust vortes interference is little, forms better vacuum effect in thick straight tube, flame can be taken out better and guide to bottom, improve tundish bottom and filling pipe end part baking quality, decrease the caking situation of molten steel in the bad part of baking of tundish, effectively improve the cured effect of tundish.
The technical scheme of the utility model technical solution problem is:
A kind of baking of tundish extractor fan, comprise middle bag quick-changing mechanism, described middle bag quick-changing mechanism comprises guide rail, slide plate, slide plate coordinates with guide rail, guide rail is wrapped the mouth of a river be connected with middle bag in bottom, the centre position of described slide plate is provided with the upright opening matched with tundish upper nozzle shape and size, the bottom slide plate face of described slide plate and the upper end of tube connector one are tightly connected, the lower end of described tube connector one and the upper end of tube connector two are tightly connected by the connecting plate of level, described tube connector one, the axis of tube connector two with in wrap direction, the mouth of a river consistent, the inside of tube connector one is communicated with by the interstitial hole of connecting plate with the inside of tube connector two, the inner horizontal sectional dimension of described tube connector one is greater than the horizontal cross section dimension of tube connector two, described tube connector one is provided with horizontal through hole at the sidewall near upper position, the blast pipe be tightly connected is provided with at horizontal through hole, described blast pipe comprises the horizontal segment and vertical section that are connected, the outer end of described horizontal segment is protruding from horizontal through hole, the outer end of horizontal segment is connected with High Pressure Air Pipe Line, Open Side Down for described vertical section, the lower open end of vertical section is located at the inside of tube connector two, the lower end of tube connector two passes into outside atmosphere space.
Described tube connector one is the tubular structure of diameter 30cm, length 20-30cm, and described tube connector two is the tubular structure of diameter 15cm, length 18-22cm.Described blast pipe is the tubular structure of diameter 5cm, and the lower open end of described vertical section is located at 5-10cm position from upper end, inside of tube connector two.
Described upright opening adopts two ends to be semicircular long slot bore.
The upper end of described slide plate plate face and tube connector one is by being welded to connect, and the lower end of tube connector one and the upper end of tube connector two are by being welded to connect.Tube connector one and blast pipe are by being welded to connect.
The beneficial effects of the utility model:
1. baking of tundish extractor fan of the present utility model, submersed nozzle is changed into the off-line baking that cured effect is better, this device does not need to consider submersed nozzle roasting relative influence situation, the submersed nozzle position of tundish quick-change mechanism can be directly installed on, during the work of this device, before continuous casting tundish baking, can hand-heldly install to fast in quick-changing mechanism, compressed air is blown into from the horizontal segment perpendicular to tube connector one, the lower surface of the tube connector two that air is thinner from bottom is directly discharged to air, decrease exhaust vortes interference, exhaust resistance is little, form better vacuum effect, flame is taken out and is drawn better, required negative pressure is formed in whole device, under the effect of negative pressure, taking out in the flame of baking of tundish just can therefrom wrap guides in this extractor fan, increase a lot to the flame throughput of tundish bottom and filling pipe end part, tube connector one, the axis of tube connector two with in wrap direction, the mouth of a river consistent, suction draft is stronger, thus improve tundish bottom and filling pipe end part baking quality, decrease the caking situation of molten steel in the bad part of baking of tundish, the cured effect of effective raising tundish.
2. the easy installing/dismounting of this device, the simple clamping device hand-held of single use, does not need the inputs such as extra hydraulic test and mechanical device.
3. reduce the input of large-scale auxiliary roasting plant, reduce costs, reduce place capital construction.
4. operation is simpler, can toast progress, check the baking situation of filling pipe end at any time according to reality.
Accompanying drawing explanation
Fig. 1 is the utility model high-efficient simple baking of tundish extractor fan;
Fig. 2 is slide plate and blast pipe structural representation.
In figure: 1. slide plate, 11. slide plate plate faces, 12. upright openings, 2. tube connector one, 3. tube connector two, 4. blast pipe, 41. horizontal segment 41,42. vertical sections, the outer end of 43. horizontal segments, 44. lower open ends, bag base section 5., bag quick-changing mechanism 6..
Detailed description of the invention
In order to understand the utility model better, explain embodiment of the present utility model in detail below in conjunction with accompanying drawing.
As Fig. 1, shown in Fig. 2, a kind of high-efficient simple baking of tundish extractor fan, comprise middle bag quick-changing mechanism 6, described middle bag quick-changing mechanism 6 comprises guide rail, slide plate 1, slide plate 1 coordinates with guide rail, guide rail is wrapped the mouth of a river be connected with middle bag in bottom 5, the centre position of described slide plate 1 is provided with the upright opening 12 matched with the filling pipe end shape and size of tundish, the bottom slide plate face 11 of described slide plate 1 is tightly connected with the upper end of tube connector 1, the lower end of described tube connector 1 and the upper end of tube connector 23 are tightly connected by the connecting plate of level, tube connector one, the axis of tube connector two with in wrap direction, the mouth of a river consistent, exhausting resistance is little, suction draft is stronger, the inside of tube connector 1 is communicated with by the interstitial hole of connecting plate with the inside of tube connector 23, the inner horizontal sectional dimension of described tube connector 1 is greater than the horizontal cross section dimension of tube connector 23, described tube connector 1 is provided with horizontal through hole at the sidewall near upper position, the blast pipe 4 be tightly connected is provided with at horizontal through hole, described blast pipe 4 comprises the horizontal segment 41 and vertical section 42 that are connected, the outer end 43 of described horizontal segment is protruding from horizontal through hole, the outer end 43 of horizontal segment is connected with High Pressure Air Pipe Line, Open Side Down for described vertical section 42, the bottom lower open end 44 of vertical section is located at the bosom position of tube connector 23, the lower open end 44 of tube connector 23 passes into outside atmosphere space.
Described tube connector one is the tubular structure of diameter 30cm, length 20-30cm, and described tube connector two is the tubular structure of diameter 15cm, length 18-22cm.Described blast pipe is the tubular structure of diameter 5cm, and the lower open end of described vertical section is located at 5-10cm position from upper end, inside of tube connector two.
The length of described tube connector one is 20-30cm, and the length of described tube connector two is about 18-22cm.
Described upright opening 12 adopts two ends to be semicircular long slot bore.
The upper end of described slide plate plate face 11 and tube connector 1 is by being welded to connect, and the lower end of tube connector 1 and the upper end of tube connector 23 are by being welded to connect.Tube connector 1 and blast pipe 4 are by being welded to connect.
Slide plate 1 of the present utility model adopts upper end fixed dimension steel plate face, long slot bore is offered in the middle of plate face, side along long slot bore is welded a diameter and is about 30cm, the thick straight tube of length 20-30cm and tube connector one, then below weld a diameter 15cm again, thin straight tube that length is 18-22cm and tube connector two, the blast pipe 4 that a diameter is no more than 5cm is welded in the side of thick straight tube, blast pipe extends in the middle of thick straight tube, and then bending 90 degree extends to thin straight drum part and is about 5-10cm.At baking of tundish extractor fan of the present utility model, the submersed nozzle position of tundish quick-change mechanism can be directly installed on, during the work of this device, before continuous casting tundish baking, hand-heldly can install to fast in quick-changing mechanism, be blown into compressed air from the horizontal segment perpendicular to tube connector one, air to be directly discharged to air from bottom compared with the lower surface of thin tube connector two, exhaust vortes interference resistance is little, form better vacuum effect, flame is taken out and is drawn better.Required negative pressure is formed in whole device, under the effect of negative pressure, the flame of baking of tundish just can be taken out from filling pipe end part and guide in this extractor fan, increase a lot to the flame throughput of tundish bottom and filling pipe end part, thus improve tundish bottom and filling pipe end part baking quality, decrease the caking situation of molten steel in the bad part of baking of tundish, effectively improve the cured effect of tundish.
Described tube connector 23 straight tube exhausting direction is consistent with direction, the mouth of a river, and suction draft is stronger.
The easy installing/dismounting of the utility model in addition, with auxiliary clamping device, hand-heldly can be installed to this extractor fan in quick-changing mechanism, and conveniently removes and installs at any time.The simple clamping device hand-held of single use, does not need the inputs such as extra hydraulic test and mechanical device.The input of large-scale auxiliary roasting plant can be reduced, reduce costs, reduce place capital construction.Operation is simpler, can toast progress, check the baking situation of filling pipe end at any time according to reality.
The extractor fan of described design changes submersed nozzle as the better off-line baking of cured effect into, and this device does not need to consider submersed nozzle roasting relative influence situation.
By reference to the accompanying drawings the detailed description of the invention of utility model is described although above-mentioned; but the restriction not to the utility model protection domain; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.

Claims (5)

1. a baking of tundish extractor fan, comprise middle bag quick-changing mechanism, it is characterized in that, described middle bag quick-changing mechanism comprises guide rail, slide plate, slide plate coordinates with guide rail, guide rail is wrapped the mouth of a river be connected with middle bag in bottom, the centre position of described slide plate is provided with the upright opening matched with tundish upper nozzle shape and size, the bottom slide plate face of described slide plate and the upper end of tube connector one are tightly connected, the lower end of described tube connector one and the upper end of tube connector two are tightly connected by the connecting plate of level, described tube connector one, the axis of tube connector two with in wrap direction, the mouth of a river consistent, the inside of tube connector one is communicated with by the interstitial hole of connecting plate with the inside of tube connector two, the inner horizontal sectional dimension of described tube connector one is greater than the horizontal cross section dimension of tube connector two, described tube connector one is provided with horizontal through hole at the sidewall near upper position, the blast pipe be tightly connected is provided with at horizontal through hole, described blast pipe comprises the horizontal segment and vertical section that are connected, the outer end of described horizontal segment is protruding from horizontal through hole, the outer end of horizontal segment is connected with High Pressure Air Pipe Line, Open Side Down for described vertical section, the lower open end of vertical section is located at the inside of tube connector two, the lower end of tube connector two passes into outside atmosphere space.
2. baking of tundish extractor fan as claimed in claim 1, it is characterized in that, described tube connector one is the tubular structure of diameter 30cm, length 20-30cm, and described tube connector two is the tubular structure of diameter 15cm, length 18-22cm.
3. baking of tundish extractor fan as claimed in claim 1, it is characterized in that, described blast pipe is the tubular structure of diameter 5cm, and the lower open end of described vertical section is located at 5-10cm position from upper end, inside of tube connector two.
4. baking of tundish extractor fan as claimed in claim 1, it is characterized in that, the upper end of described slide plate plate face and tube connector one is by being welded to connect, and the lower end of tube connector one and the upper end of tube connector two are by being welded to connect.Tube connector one and blast pipe are by being welded to connect.
5. baking of tundish extractor fan as claimed in claim 1, is characterized in that, described upright opening adopts two ends to be semicircular long slot bore.
CN201520760211.5U 2015-09-29 2015-09-29 Middle package toasts updraft ventilator Expired - Fee Related CN205057027U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520760211.5U CN205057027U (en) 2015-09-29 2015-09-29 Middle package toasts updraft ventilator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520760211.5U CN205057027U (en) 2015-09-29 2015-09-29 Middle package toasts updraft ventilator

Publications (1)

Publication Number Publication Date
CN205057027U true CN205057027U (en) 2016-03-02

Family

ID=55383630

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520760211.5U Expired - Fee Related CN205057027U (en) 2015-09-29 2015-09-29 Middle package toasts updraft ventilator

Country Status (1)

Country Link
CN (1) CN205057027U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111850242A (en) * 2020-07-28 2020-10-30 广东韶钢松山股份有限公司 Riser structure, dip tube and method of using same
CN112229197A (en) * 2020-10-14 2021-01-15 日照钢铁控股集团有限公司 Method and device for drying fire clay in process of quickly replacing upper nozzle of steel ladle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111850242A (en) * 2020-07-28 2020-10-30 广东韶钢松山股份有限公司 Riser structure, dip tube and method of using same
CN111850242B (en) * 2020-07-28 2022-03-11 广东韶钢松山股份有限公司 Use method of dip pipe
CN112229197A (en) * 2020-10-14 2021-01-15 日照钢铁控股集团有限公司 Method and device for drying fire clay in process of quickly replacing upper nozzle of steel ladle

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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: 20160302

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