WO2008049278A1 - A slide gate for a molten-steel vessel - Google Patents

A slide gate for a molten-steel vessel Download PDF

Info

Publication number
WO2008049278A1
WO2008049278A1 PCT/CN2006/002864 CN2006002864W WO2008049278A1 WO 2008049278 A1 WO2008049278 A1 WO 2008049278A1 CN 2006002864 W CN2006002864 W CN 2006002864W WO 2008049278 A1 WO2008049278 A1 WO 2008049278A1
Authority
WO
WIPO (PCT)
Prior art keywords
bracket
slider
sliding nozzle
guiding
disposed
Prior art date
Application number
PCT/CN2006/002864
Other languages
French (fr)
Chinese (zh)
Inventor
Yueqin Liu
Original Assignee
Yueqin Liu
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 Yueqin Liu filed Critical Yueqin Liu
Priority to PCT/CN2006/002864 priority Critical patent/WO2008049278A1/en
Publication of WO2008049278A1 publication Critical patent/WO2008049278A1/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14Closures
    • B22D41/22Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/24Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings characterised by a rectilinearly movable plate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14Closures
    • B22D41/22Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/28Plates therefor
    • B22D41/34Supporting, fixing or centering means therefor

Abstract

A slide gate for a molten-steel vessel is provided according to the invention. The slide gate includes a mounting plate fixed on the molten-steel vessel. On the mounting plate is provided a holder on which an elastic means is mounted. A sliding block is provided on the holder and a recess is formed on the surface of the base opposite to the sliding block. An upper sliding plate and a lower sliding plate are embedded in the recess. A rolling mechanism is attached to the frame, and a guiding mechanism is correspondingly provided on the sliding block so that the guiding mechanism correspondingly provided on the sliding block reciprocates relative the rolling mechanism provided on the frame to open and close the slide gate for the molten-steel vessel. According to the invention, as the guiding mechanism is provided on the frame and the guiding mechanism is correspondingly provided on the sliding block, during relative movement of the sliding block and the frame, fluctuation of interface pressing force acting on the sliding plate is significantly reduced, thereby improving overall stability of the system. As the elastic element is isolated from high temperature zone, not only the relative operating temperature thereof is low, but also the pressing force may be long standing and service life thereof is prolonged.

Description

 Ladle sliding nozzle device

 The invention relates to a ladle sliding nozzle device installed on the outer side of a mounting plate at a ladle tapping water outlet, and belongs to the technical field of mechanical manufacturing. Background technique

 In the currently known ladle sliding nozzle device, the rail wheel is usually mounted on a slider, and the rail is fixed on the bracket, and the relative movement of the slider and the bracket in the device is realized by rolling the rail wheel on the rail. Since the pressure transmission mode of this structure is realized by the orbital wheel, the force transmission point constantly changes, and the pressure fluctuation is also obvious. In this way, there will be safety hazards, which will greatly reduce the safety factor of the organization. If the maintenance is not timely, it will easily cause an accident. Summary of the invention

 The technical problem to be solved by the present invention is that, in view of the deficiencies of the prior art, a ladle sliding nozzle device is provided. During the relative movement of the slider and the bracket, the pressure fluctuation is significantly reduced, and the overall stability of the system is improved.

 The above problems solved by the present invention are achieved by the following technical solutions:

A ladle sliding nozzle device comprises a mounting plate fixed on a ladle, the mounting plate is fixed with a base, and a top end of the base is connected with a sliding nozzle driving mechanism, wherein the base is provided with a bracket, and the bracket is provided with a pressure for generating pressure The elastic member has a slider on the bracket, and a groove is formed on the opposite surface of the base and the slider, and upper and lower slider bricks are respectively embedded in the groove, and the bracket is provided with a rolling mechanism, and the corresponding setting on the slider The guiding mechanism, the corresponding guiding mechanism on the slider reciprocates relative to the rolling mechanism provided on the bracket to control the opening or closing of the ladle sliding nozzle. The rolling mechanism may be a roller symmetrically disposed on the bracket, and the guiding mechanism may be a rail disposed at an edge of the slider. A positioning pivoting portion is disposed on the inner side of one end of the bracket and the outer side of one end of the slider, so that the slider rotates around the bracket in a certain manner as the rotating shaft without separating from the bracket. The positioning pivoting portion is an arcuate groove disposed on one inner side of the bracket and a corresponding protrusion disposed on an outer side of one end of the bracket, or a protrusion disposed on an inner side of one end of the bracket and an arcuate groove correspondingly disposed outside one end of the slider, The stud is embedded in the arcuate groove. The arc-shaped groove is a sleeve shape with an opening in the side wall, and the width of the opening corresponds to the diameter of the protrusion provided on the outer side of the bottom of the slider, and the column edge is assembled during assembly. The opening of the curved groove is embedded. The elastic member is a spring case in which a spring group is built, and the upper and lower ends of the spring case form a frame by two beams connected to each other, and the frame is hinged to the base.

 In summary, the rolling mechanism is symmetrically disposed on the bracket, and the guiding mechanism is correspondingly disposed on the slider. During the relative movement of the slider and the bracket, the fluctuation of the pressure is significantly reduced, thereby improving the overall stability of the system. Sex.

 The technical solution of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. DRAWINGS

 1 is a schematic diagram of an overall structure of a first embodiment of the present invention;

 2 is a schematic structural view of a half shaft roller of a rolling mechanism of the present invention;

 Figure 3 is a schematic structural view of the slider of the present invention;

 4 is a second schematic diagram of the overall structure of the first embodiment of the present invention;

 Figure 5 is a second schematic structural view of the slider of the present invention;

 FIG. 6 is a schematic diagram of the overall structure of Embodiment 2 of the present invention. detailed description

 Embodiment 1

FIG. 1 is a schematic diagram of an overall structure of a first embodiment of the present invention. As can be seen from FIG. 1, the present invention provides a ladle sliding nozzle device, which comprises a mounting plate 1 fixed on a ladle, the mounting plate 1 is fixed with a base 2, and one end of the base 2 and a sliding nozzle driving mechanism 3, the base 2 is provided with a bracket 4, the bracket 4 is provided with an elastic member for generating pressure, and the bracket 4 is also pivotally provided with a slider 5, and a groove 21 is formed on the opposite surface of the base 2 and the slider 5. a groove 51 (not shown), a grooved baffle 22 and a lower block baffle 52 are respectively embedded in the groove 21 and the groove 51. The bracket 4 is provided with a rolling mechanism, and the slider 5 is correspondingly provided with a guiding mechanism. The corresponding guiding mechanism on the slider reciprocates relative to the rolling mechanism provided on the bracket to control the opening or closing of the ladle sliding nozzle. The rolling mechanism is a roller 41 provided on the bracket. 2 is a partial structural schematic view of a half shaft roller of the rolling mechanism of the present invention. As can be seen from Fig. 2, the roller 41 can be arranged as a half shaft roller as needed. The structure of the half shaft 42 is as shown in Fig. 2. The roller 41 is disposed on the half shaft 42 and can be rotated by the half shaft 42. The shaft 42 is fixed to the bracket 4. As shown in FIG. 3, it is one of the structural schematic diagrams of the slider of the present invention. As can be seen from Fig. 3, the guide mechanism is a guide rail 51 provided at the edge of the slider 5, and the guide rail 51 is fixed to the slider 5. Since the guide rail 51 is a consumable part, a separate arrangement with the slider 5 is adopted to facilitate replacement of the guide rail 51. As shown in FIG. 4, it is the second schematic diagram of the overall structure of the first embodiment of the present invention. As can be seen from FIG. 4, the inner side of the bottom end of the bracket 4 and the outer side of the bottom end of the slider 5 are disposed correspondingly to the positioning pivoting portion, so that the slider 5 rotates around the bracket 4 as a rotating shaft, so that the slider 5 is mounted to the bracket 4 Positioning in . Fig. 5 is a second structural schematic view of the slider of the present invention. As shown in FIG. 4 , the positioning pivoting portion is an arcuate groove 44 disposed on the inner side of the bottom of one end of the bracket and a corresponding protrusion 52 disposed on the outer side of the bottom end of the one end of the slider. The protrusion 52 is embedded in the curved groove 44 . in. The arcuate groove 44 is in the shape of a sleeve having an opening in the side wall, and the width of the opening 441 (shown in FIG. 1) corresponds to the diameter of the boss 52 provided on the outer side of the bottom of the slider, and the boss 52 is assembled during assembly. The opening 441 of the curved groove 44 may be inserted. As can be seen from Fig. 1, the elastic member is a spring group 6, and the bracket 4 is provided with an accommodating space 45 for accommodating the spring group 6. As shown in FIG. 3, the inner side of the bottom of the bracket 4 and the outer side of the bottom of the slider 5 are correspondingly provided with a positioning pivoting portion, and may also be a protrusion (not shown) disposed on the inner side of the bottom of the bracket and correspondingly disposed on the outer side of the bottom of the slider. 53, the stud is embedded in the recess 53.

 As shown in FIG. 1, the top end of the base 2 is provided with a sliding nozzle driving mechanism bracket 31, and the sliding nozzle driving mechanism 3 is sleeved in the bracket 31 to drive the slider 5 to move. An outer shield 7 for heat insulation is also provided on the outside of the bracket 4.

 The ladle sliding nozzle device provided in this embodiment is installed in such a manner as follows: 'Firstly fix the base 2 to the mounting plate 1 of the ladle, and fix the sliding nozzle drive mechanism bracket 31 at the top end of the base 2, which will be externally The bracket 4 of the shield 7 is fixed to the base 2, and the spring set 6 is placed in the accommodating space 45 in the bracket 4, and the space is closed. The projection 52 on the slider 5 is inserted into the arcuate recess 44 in the bracket 4, the slider 5 is turned down, the drive mechanism 3 is fitted into the bracket 31 and fixed. The seat block 8 and the water inlet 9 are mounted, and the upper slide brick 22 and the lower slide brick 52 are placed, and the drive mechanism 3 is connected with the groove (not shown) of the head of the slider 5, and the top tightening mechanism and the upper slide brick 22 The lower slider brick 52 is internally connected and flipped up the slider 5 so as to be engaged with the base 2 in the bracket 4. Install the drain 10 and the drain 10 should be installed before the drive mechanism 3 is retracted. The drive mechanism 3 is contracted, pulling the slider 5 up from the bracket 4, at which time the elastic element establishes pressure. Close the outer guard 7 and lock it to complete the installation of the unit. Embodiment 2

 FIG. 6 is a schematic diagram of the overall structure of the second embodiment of the present invention. It can be seen from FIG. 6 that the difference between the embodiment and the first embodiment is that the structure of the elastic element is different. The elastic element in this embodiment is a spring case 100 with a spring group built therein, and the upper and lower parts of the spring case 100 are The ends form a frame 103 by means of two beams 101, 102 connected to each other, and the frame 103 is hinged to the base 2.

In this embodiment, the spring case 100 itself may be installed such that the spring pull rod 104 passes through the spring case 100 through the hole of the lower part of the spring case 100, and the spring set 105 is placed in the long groove (not shown), and the pressure plate is pressed. 106 by self The hole in the body is assembled with the spring tie rod 104, and the pressure plate 106 is pressed by the action of the nut and the spring tie rod. Other technical features of this embodiment are the same as those of the first embodiment. For details, refer to the above description, and details are not described herein again.

 Although the internal structures of the above two embodiments are different, the working process of the pouring is the same. Under the action of the driving mechanism 3, the rolling mechanism moves on the guiding mechanism to control the staggering of the water inlet 9 and the water outlet 10. And alignment, to achieve the opening or closing of the ladle sliding nozzle to control the flow and pouring action during the pouring process. It should be noted that the above embodiments are only intended to illustrate the invention and are not to be construed as limiting the scope of the invention. The spirit and scope of the invention are intended to be included within the scope of the appended claims.

Claims

Claim
 1 . A ladle sliding nozzle device comprising: a mounting plate fixed on a ladle, the mounting plate is fixed with a base, and a top end of the base is connected with a sliding nozzle driving mechanism, the bracket is provided with a bracket, and the bracket is provided for generating a pressure elastic member, the bracket is provided with a slider, and a groove is formed on the opposite surface of the base and the slider, and the upper and lower slider bricks are respectively embedded in the groove, wherein the bracket is provided with a rolling mechanism A guiding mechanism is disposed on the slider, and the corresponding guiding mechanism on the slider reciprocates relative to the rolling mechanism provided on the bracket to control the opening or closing of the sliding water nozzle of the ladle.
 2. The ladle sliding nozzle device according to claim 1, wherein the rolling mechanism is a roller that is symmetrically disposed on the bracket.
 The ladle sliding nozzle device according to claim 1 or 2, wherein the guiding mechanism is a guide rail provided at an edge of the slider.
 The ladle sliding nozzle device according to claim 1 or 2 or 3, wherein the inner side of one end of the bracket and the outer side of one end of the slider are correspondingly disposed with a positioning pivoting portion, so that the slider is fixed according to the rotating shaft. The method rotates around the bracket without disengaging itself.
 The ladle sliding nozzle device according to claim 4, wherein the positioning pivoting portion is an arcuate groove disposed on an inner side of one end of the bracket and a corresponding column disposed on an outer side of one end of the slider, or is disposed A stud on an inner side of one end of the bracket and an arcuate recess corresponding to an outer side of one end of the slider are embedded in the arcuate recess.
 The ladle sliding nozzle device according to claim 5, wherein the arcuate groove is in the shape of a sleeve having an opening in the side wall, and the width of the opening is opposite to the protrusion of the outer side of the bottom of the slider. The diameter is correspondingly sized, and the stud is embedded in the opening of the arcuate groove during assembly.
 The ladle sliding nozzle device according to claim 1 or 2 or 3, wherein the elastic member is a spring case in which a spring group is built, and the upper and lower ends of the spring case are connected to each other by two The root beam forms a frame that is hinged to the base.
PCT/CN2006/002864 2006-10-26 2006-10-26 A slide gate for a molten-steel vessel WO2008049278A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2006/002864 WO2008049278A1 (en) 2006-10-26 2006-10-26 A slide gate for a molten-steel vessel

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
PCT/CN2006/002864 WO2008049278A1 (en) 2006-10-26 2006-10-26 A slide gate for a molten-steel vessel
JP2009533640A JP4995921B2 (en) 2006-10-26 2006-10-26 Ladle flow control system
EP06805069.9A EP1944106B1 (en) 2006-10-26 2006-10-26 A slide gate for a molten-steel vessel
CNB200680016909XA CN100522419C (en) 2006-10-26 2006-10-26 A slide gate for a molten-steel vessel
KR1020087000489A KR101242783B1 (en) 2006-10-26 2006-10-26 Ladle flow control system

Publications (1)

Publication Number Publication Date
WO2008049278A1 true WO2008049278A1 (en) 2008-05-02

Family

ID=39324101

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2006/002864 WO2008049278A1 (en) 2006-10-26 2006-10-26 A slide gate for a molten-steel vessel

Country Status (5)

Country Link
EP (1) EP1944106B1 (en)
JP (1) JP4995921B2 (en)
KR (1) KR101242783B1 (en)
CN (1) CN100522419C (en)
WO (1) WO2008049278A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105537908A (en) * 2015-12-31 2016-05-04 广东法拉达汽车散热器有限公司 Pressing device for aluminum plastic automobile radiator

Families Citing this family (7)

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Publication number Priority date Publication date Assignee Title
KR100959071B1 (en) * 2008-06-12 2010-05-20 조선내화 주식회사 Slide gate
CN101569928B (en) * 2009-06-11 2011-05-11 河南省伯马股份有限公司 Sliding mechanism controlling ladle molten steel casting flow rate
CN101972846A (en) * 2010-11-02 2011-02-16 维苏威高级陶瓷(苏州)有限公司 Novel steel ladle sliding mechanism
CN102861909A (en) * 2012-09-13 2013-01-09 河南省伯马股份有限公司 Hydraulically compressed molten steel flow control valve with side opening door
CH707075A2 (en) * 2012-10-11 2014-04-15 Refractory Intellectual Prop Sliding closure on the spout of a container containing molten metal and method for adjusting of shutter plates in sliding closure.
WO2017033953A1 (en) * 2015-08-27 2017-03-02 黒崎播磨株式会社 Positioning mechanism for sliding metal frame
CN105215344A (en) * 2015-11-16 2016-01-06 张钧峰 The sliding nozzle device that a kind of refractory consumption is low

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US6276573B1 (en) * 1999-02-25 2001-08-21 Sumitomo Heavy Industries Himatex Co. Slide gate
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JP2006043718A (en) * 2004-08-02 2006-02-16 Shinagawa Refract Co Ltd Slide valve apparatus and method for replacing refractory thereof

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RU2104123C1 (en) * 1996-09-26 1998-02-10 Акционерное общество открытого типа "Вулкан-Т" Slide gate of foundry ladle
CN2323893Y (en) * 1998-01-22 1999-06-16 邯郸市正泰冶金技术开发有限公司 Controlling apparatus for steel ladle sliding gate nozzle
RU2147971C1 (en) * 1999-01-25 2000-04-27 Алпатов Анатолий Александрович Slide gate of foundry ladle
US6276573B1 (en) * 1999-02-25 2001-08-21 Sumitomo Heavy Industries Himatex Co. Slide gate
CN2560456Y (en) * 2002-08-14 2003-07-16 刘悦钦 Pouring basket sliding water gap mechanism with rapid changing immersion lower water gap
DE10324801A1 (en) * 2003-06-02 2005-01-05 Knöllinger FLO-TEC GmbH Gießpfannenschieber
JP2006043718A (en) * 2004-08-02 2006-02-16 Shinagawa Refract Co Ltd Slide valve apparatus and method for replacing refractory thereof

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105537908A (en) * 2015-12-31 2016-05-04 广东法拉达汽车散热器有限公司 Pressing device for aluminum plastic automobile radiator
CN105537908B (en) * 2015-12-31 2017-12-22 广东法拉达汽车散热器有限公司 Plastic-aluminum automobile radiators press-loading device

Also Published As

Publication number Publication date
EP1944106A1 (en) 2008-07-16
EP1944106B1 (en) 2016-09-07
JP4995921B2 (en) 2012-08-08
CN101189087A (en) 2008-05-28
JP2010507483A (en) 2010-03-11
CN100522419C (en) 2009-08-05
EP1944106A4 (en) 2012-07-11
KR101242783B1 (en) 2013-03-12
KR20090077871A (en) 2009-07-16

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