CN105331767A - Water, gas medium and hydraulic medium direction setting structure of converter body and converter - Google Patents
Water, gas medium and hydraulic medium direction setting structure of converter body and converter Download PDFInfo
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- CN105331767A CN105331767A CN201510852422.6A CN201510852422A CN105331767A CN 105331767 A CN105331767 A CN 105331767A CN 201510852422 A CN201510852422 A CN 201510852422A CN 105331767 A CN105331767 A CN 105331767A
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Abstract
The invention relates to a water, gas medium and hydraulic medium direction setting structure of a converter body and a converter comprising the setting structure. According to the setting structure, cooling water enters a cooling water channel arranged inside a trunnion on the non-transmission side, penetrates out from a panel on the upper portion of a supporting ring of a trunnion block on the non-transmission side to be distributed to all cooling water using points and then is converged through all the cooling water using points and enters to a cooling water channel inside a trunnion on the transmission side to be discharged; gas media and hydraulic media are guided into corresponding medium pipelines through a gas medium channel and a hydraulic medium channel which are arranged outside the trunnion on the non-transmission side, and the medium pipelines are attached to the annular outer surface of the supporting ring and extent to corresponding medium using points. The setting structure is reasonable in design, reliable and safe, and the situation that a cooling water pipeline is smashed by slag of the converter is avoided; in addition, repair and maintenance of all the medium pipelines are facilitated, and the investment and the production cost can be greatly reduced.
Description
Technical field
The invention belongs to steel-making converter technical field, be specifically related to a kind of revolving furnace body water, gas and pressure medium and move towards arrangement and comprise the converter of this structure.
Background technology
Converter water-cooling but system, bottom blowing system and pressure-medium system provides important guarantee for converter normally works.Existing converter water coolant, gas and pressure-medium system arrange and mainly contain two kinds of forms: medium pipeline is all arranged on ring trunnion inside at ring trunnion place by (1), directly passes from backing ring panel; (2) at ring trunnion place, medium pipeline is all arranged on outside ring trunnion, along backing ring annular outer end to each user's point.
Converter water coolant, gas and pressure-medium system are all arranged on ring trunnion internal main and will there is following problem: (1) ring trunnion place need be arranged without pool, for leaking water, gas and pressure medium pipeline, reduce the water cooling effect of backing ring, such backing ring will be starkly lower than pool without the pool part life-span; (2) backing ring internal cooling water, gas and pressure medium pipeline are if any damage, and backing ring need establish special inspection gallery, and backing ring inside is very narrow and small again, and it is very inconvenient to change and overhaul; (3) whole ring trunnion need be changed in converter military service later stage ring trunnion during medium channel damage, because equipment is many and huge, change very difficult, and cost be very high.Medium system is all arranged on ring trunnion outside and there is again following subject matter: (1) backing ring exterior cooling water, gas and pressure medium pipeline are if any damage, particularly cooling water pipeline damages, as encountered smelting molten steel, to cause serious accident, therefore water route had better not be arranged on backing ring outside; (2) fall between backing ring and kennel (i.e. converter enclosed hood) if any slag in converter rotation process, as easy as rolling off a logly smash medium pipeline; (3) need be welded on ring trunnion when medium pipeline is arranged in backing ring outside, once medium pipeline damages, need change whole ring trunnion, cause examine and replace time and effort consuming, maintenance cost is high.
Summary of the invention
The embodiment of the present invention relates to a kind of revolving furnace body water, gas and pressure medium and moves towards arrangement and comprise the converter of this structure, at least can solve the segmental defect of prior art.
The embodiment of the present invention relates to a kind of revolving furnace body water, gas and pressure medium and moves towards arrangement, water coolant enters the cooling-water duct being arranged in non-drive axle inside of picking up the ears, and pass to be dispensed to each water coolant point from the backing ring upper panel of non-drive axle block of picking up the ears, then by each water coolant point sink flow to into back side gudgeon inside cooling-water duct with discharge; Gaseous media introduces gaseous media pipeline via the gaseous media passage being arranged in non-drive axle outside of picking up the ears, and gaseous media pipeline reclines backing ring annular outer surface extend to gaseous media point; Pressure medium introduces pressure medium pipeline via the hydraulic fluid passage being arranged in non-drive axle outside of picking up the ears, and pressure medium pipeline reclines backing ring annular outer surface extend to pressure medium point.
As one of embodiment, on non-drive axle of picking up the ears, be set with spacing sleeve, described spacing sleeve circumferentially ring arranges described gaseous media passage and described hydraulic fluid passage.
As one of embodiment, backing ring inner chamber is divided into two gudgeon block chambeies and two fan-shaped chambeies by dividing plate, non-drive axle of picking up the ears offers through hole to be communicated with described cooling-water duct and non-drive axle block chamber of picking up the ears, the backing ring upper panel of non-drive axle block of picking up the ears is provided with header, and described header is communicated with non-drive axle block chamber of picking up the ears; After water coolant enters non-drive pick up the ears axle block chamber and described header successively by described cooling-water duct, wherein part distribution enters fan-shaped chamber described in two, circulates and conflux to the cooling-water duct of back side gudgeon inside in described fan-shaped chamber.
As one of embodiment, after water coolant passes from backing ring upper panel, wherein a part is dispensed in each water cooled pipeline of BOF Hood section, and the length direction of each described water cooled pipeline is and extends from bottom to top along this furnace crown section conical surface.
As one of embodiment, water coolant, gaseous media and pressure medium are all introduced in corresponding medium channel by non-drive sideway swivel joint.
As one of embodiment, above-mentioned non-drive sideway swivel joint comprises inner and outer tubes, and described interior pipe and described outer tube are rotatably socketed by bearing, and described inner tube outlet end is connected with non-drive axle of picking up the ears, described interior pipe has hollow channel and is communicated with described cooling-water duct, first flow and the second runner is provided with in described inner pipe wall, described first flow and described gaseous media channel connection, described second runner is communicated with described hydraulic fluid passage, described interior pipe outer circumference surface offers multiple tracks first circumferential groove and multiple tracks second circumferential groove, each described first circumferential groove is all communicated with described first flow, each described second circumferential groove all with described second flow passage, on described outer tube, correspondence offers multiple gaseous media entrance and is communicated with each described first circumferential groove, and multiple liquid medium inlet is communicated with each described second circumferential groove.
As one of embodiment, between described interior pipe and described outer tube, be provided with multiple-sealed circle, between adjacent two circumferential grooves, have described sealing-ring together at least.
As one of embodiment, the second circumferential groove described in per pass and be equipped with leakage circumferential groove between adjacent described first circumferential groove, on described outer tube, correspondence is offered multiple observation overflow weir and is communicated with each described leakage circumferential groove.
A kind of converter, comprise revolving furnace body, described revolving furnace body is configured with water as above, gas and pressure medium and moves towards arrangement, and described revolving furnace body furnace crown section furnace shell is provided with the slag blocking structure for the protection of each medium pipeline.
As one of embodiment, described slag blocking structure comprises two pieces of stacked skimming plates, and skimming plate described in two is separately fixed on furnace crown section furnace shell.
The embodiment of the present invention at least achieves following beneficial effect:
(1) arrange after water coolant walks ring trunnion internal passages and pass from backing ring upper panel, pressure medium and gaseous media walk ring trunnion outside recline backing ring outer annular surface draw, such decoration form had both avoided cooling water pipeline and has been placed in backing ring outer annular surface, is easily fallen into situation about smashing by slag, prevent this potential safety hazard of leaking to greatest extent, each road medium pipeline inspection and maintenance can be facilitated again, the especially inspection and maintenance of gaseous media pipeline and pressure medium pipeline.This arrangement is reasonable in design, reliable and secure, and inspection and maintenance is extremely convenient, greatly can reduce investment and production cost, be beneficial to popularization.
(2) on non-drive axle of picking up the ears, be set with spacing sleeve, medium channel arranged by spacing sleeve, change when being convenient to later stage medium pipeline repair and maintenance, reduce the loss.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 moves towards the principle schematic of arranging for converter water, gas and pressure medium that the embodiment of the present invention provides;
The main TV structure schematic diagram of the converter that Fig. 2 provides for the embodiment of the present invention;
The side-looking structural representation of the converter that Fig. 3 provides for the embodiment of the present invention;
The structural representation of the non-drive sideway swivel joint that Fig. 4 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of protection of the invention.
embodiment one
As Fig. 1-Fig. 3, the embodiment of the present invention relates to a kind of revolving furnace body water, gas and pressure medium and moves towards arrangement, be specially: water coolant enters the cooling-water duct being arranged in non-drive axle 2 inside of picking up the ears, and pass to be dispensed to each water coolant point from backing ring 8 upper panel of non-drive axle block of picking up the ears, then by each water coolant point sink flow to into back side gudgeon 14 inside cooling-water duct with discharge; Gaseous media introduces gaseous media pipeline 19 via the gaseous media passage being arranged in non-drive axle 2 outside of picking up the ears, and gaseous media pipeline 19 reclines backing ring 8 annular outer surface extend to gaseous media point; Pressure medium introduces pressure medium pipeline 20 via the hydraulic fluid passage being arranged in non-drive axle 2 outside of picking up the ears, and pressure medium pipeline 20 reclines backing ring 8 annular outer surface extend to pressure medium point.Wherein, water medium is mainly water coolant, and water coolant point comprises fire door 11, furnace crown 9, backing ring 8 and slide plate pushing off the slag 7 everywhere, after namely water coolant passes from backing ring 8 upper panel, at least divides four tunnels to be configured; Gaseous media is mainly bottom blown gas medium, and namely gaseous media pipeline 19 reclines backing ring 8 annular outer surface arriving bottom furnace shell to the downward-extension furnace shell that reclines; Pressure medium is mainly slide plate pushing off the slag 7 pressure medium used, and namely pressure medium pipeline 20 reclines backing ring 8 annular outer surface upwards recline backing ring 8 upper panel and furnace shell arrive slide plate pushing off the slag 7 place.
The above-mentioned medium that continues moves towards arrangement, and backing ring 8 inner chamber is divided into four districts by four pieces of dividing plates 10, comprises two gudgeon block chambeies and two fan-shaped chambeies, and two gudgeon block chambeies correspond to the backing ring 8 inner chamber part of non-drive pick up the ears axle block and back side gudgeon block.Non-drive axle 2 of picking up the ears offers through hole to be communicated with described cooling-water duct and non-drive axle block chamber of picking up the ears, and backing ring 8 upper panel of non-drive axle block of picking up the ears is provided with header 6, and described header 6 is communicated with non-drive axle block chamber of picking up the ears; After water coolant enters non-drive pick up the ears axle block chamber and described header 6 successively by described cooling-water duct, wherein part distribution enters fan-shaped chamber described in two, circulates and conflux to the cooling-water duct of back side gudgeon 14 inside in described fan-shaped chamber.During logical water coolant, water coolant is entered by non-drive cooling-water duct of picking up the ears in axle 2 non-drively picks up the ears in axle 2, being entered by the through hole be located in this gudgeon non-drively picks up the ears in axle block chamber, after filling up this cavity space, overflow is in top header 6, and header 6 forms the Distribution Center that water coolant distributes, and is drawn the fan-shaped chamber of water pipe 16 to both sides by header 6, water coolant enters in two fan-shaped chambeies, confluxes in back side gudgeon block chamber via fan-shaped chamber.Correspondingly, backing ring 8 upper panel of back side gudgeon block arranges header tank 13, the water coolant of each water coolant point confluxes in this header tank 13, preferably, respectively conflux and be equipped with vacuum breaker 12 to the water-cooled tube 16 of header tank 13, prevent water coolant from refluxing, reach best cooling performance; This header tank 13 is communicated with back side gudgeon block chamber, through hole is established to be communicated with back side gudgeon block chamber in back side gudgeon 14, thus water coolant to be flow in back side gudgeon block chamber by header tank 13 and after filling up this chamber, flow into the cooling-water duct in back side gudgeon 14 again, discharge through back side swivel joint 15.Take said structure, guarantee that backing ring 8 inner chamber is full of water coolant, make backing ring 8 for full section water-cooled backing ring 8, effectively improve the cooling performance of backing ring 8, extend the work-ing life of backing ring 8.
The above-mentioned medium of further optimization moves towards arrangement, after water coolant passes from backing ring 8 upper panel, wherein a part is dispensed in each water cooled pipeline 17 of BOF Hood section 9, and the length direction of each described water cooled pipeline 17 is and extends from bottom to top along this furnace crown section 9 conical surface.Be set to straight tube by furnace crown section 9 water cooled pipeline 17, straight tube extends to top (namely straight tube is parallel or substantially parallel with furnace crown section 9 conical surface) from furnace crown section 9 bottom, and each water cooled pipeline 17 is established along furnace crown section 9 conical surface circumference uniform ring.This decoration form is compared to the mode of existing horizontally disposed many annular water cooled pipelines, and can effectively improve water-cooled effect, the cooling performance especially for converter taphole place is better.
The above-mentioned medium that continues moves towards arrangement, and as preferably, on non-drive axle 2 of picking up the ears, be set with spacing sleeve 15, described spacing sleeve 15 circumferentially ring arranges described gaseous media passage and described hydraulic fluid passage.This spacing sleeve 15 takes interference fit to be set with non-drive axle 2 of picking up the ears, and spacing sleeve 15 can with backing ring 8 around gudgeon central axis; This spacing sleeve 15 arranges multiple medium through hole as described gaseous media through hole and described pressure medium through hole in barrel, each through hole length direction all along spacing sleeve 15 axially, through hole connects corresponding medium sources (by hose connection) away from the one end at converter center, and the other end connects corresponding medium pipeline (by hose connection).Take said structure, be convenient to the repair and maintenance of gaseous media pipeline 19 and pressure medium pipeline 20, when gaseous media pipeline 19 and pressure medium pipeline 20 is aging, corrosion or routine inspection are changed time, only need change in backing ring 8 outside, time saving and energy saving, handled easily and raising security.Compared to existing medium pipeline decoration form, be on active service the later stage in converter, when medium channel on backing ring 8 gudgeon damages, the situation of whole backing ring 8 gudgeon need be changed, adopt spacing sleeve 15 that the later stage can be facilitated to change, reduce to change loss.Correspondingly, also gaseous media pipeline 19 and pressure medium pipeline 20 can be welded on spacing sleeve 15 in the present embodiment.Above-mentioned spacing sleeve 15 adopts common carbon steel material.
The above-mentioned medium that continues moves towards arrangement, and preferably, water coolant, gaseous media and pressure medium are all introduced in corresponding medium channel by non-drive sideway swivel joint 1.As Fig. 4, the structure of above-mentioned non-drive sideway swivel joint 1 is as follows: it comprises interior pipe 106 and outer tube 104, and described interior pipe 106 is rotatably socketed by bearing 103 with described outer tube 104, and described interior pipe 106 exit end is connected with non-drive axle 2 of picking up the ears, described interior pipe 106 has hollow channel 101 and is communicated with described cooling-water duct, first flow 107 and the second runner 108 is provided with in described interior pipe 106 tube wall, described first flow 107 and described gaseous media channel connection, described second runner 108 is communicated with described hydraulic fluid passage, described interior pipe 106 outer circumference surface offers multiple tracks first circumferential groove and multiple tracks second circumferential groove, each described first circumferential groove is all communicated with described first flow 107, each described second circumferential groove is all communicated with described second runner 108, on described outer tube 104, correspondence offers multiple gaseous media entrance and is communicated with each described first circumferential groove, and multiple liquid medium inlet is communicated with each described second circumferential groove.Wherein, interior pipe 106 is bolted with non-drive axle 2 of picking up the ears, and interior pipe 106 can rotate around gudgeon central axis with backing ring 8; Interior pipe 106 carries out relative rotary motion with outer tube 104 by bearing 103; Also be provided with bracing frame 21 in addition, this bracing frame 21 is connected with outer tube 104 thus supports this non-drive sideway swivel joint 1.Gaseous media entry number and one_to_one corresponding identical with the first circumferential groove quantity configures, and pressure medium entry number and one_to_one corresponding identical with the second circumferential groove quantity configures.Said structure realizes water coolant, gaseous media, pressure medium three road medium independently circulate, and causes corresponding medium channel respectively.
As Fig. 4, further, between described interior pipe 106 and described outer tube 104, be provided with multiple-sealed circle 105, between adjacent two circumferential grooves, have described sealing-ring 105 together at least.Sealing-ring 105 adopts star sealing-ring 105, realizes multilayer protection, guarantee that not leaking of each road medium is not gone here and there by sealing-ring 105.Second circumferential groove described in per pass and be equipped with leakage circumferential groove between adjacent described first circumferential groove, on described outer tube 104, correspondence is offered multiple observation overflow weir and is communicated with each described leakage circumferential groove; By arranging leakage circumferential groove, pressure medium can be avoided to leak and to cause pressure medium to be mixed into other medium runners; When pressure medium leaks, pressure medium can flow out in observation overflow weir, ensure its can not crossfire in other medium runners, simultaneously handled easily personnel Timeliness coverage, safeguards early.
embodiment two
A kind of converter, comprise revolving furnace body, described revolving furnace body is configured with water, gas and pressure medium and moves towards arrangement, and this medium moves towards arrangement and adopts the medium described in embodiment one to move towards arrangement, repeats no more herein.
Described revolving furnace body furnace crown section 9 furnace shell is provided with the slag blocking structure for the protection of each medium pipeline.Described slag blocking structure comprises two pieces of stacked skimming plates 18, and skimming plate 18 described in two is separately fixed on furnace crown section 9 furnace shell.As Fig. 2, lower floor's skimming plate 18 top is positioned at bottom upper strata skimming plate 18, the two wrong floor plan and formed at regular intervals between plane; Two pieces of skimming plates 18 are fixed on furnace crown section 9 furnace shell respectively by permanent seat, and the two bears the surging force of slag etc. respectively; Two pieces of skimming plates 18 can be roughly the same or be set to difference relative to the angle of inclination of furnace crown section 9 furnace shell, to ensure the position that the two pretective acreage formed covers backing ring 8, medium pipeline etc. and needs protection.Compared to the mode of existing employing monoblock skimming plate, adopt the form of two-layer skimming plate 18 surging force of slag to be distributed on two pieces of skimming plates 18, monolithic skimming plate 18 is not yielding, and pretective acreage increases simultaneously, and is convenient to change.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a revolving furnace body water, gas and pressure medium move towards arrangement, it is characterized in that: water coolant enters the cooling-water duct being arranged in non-drive axle inside of picking up the ears, and pass to be dispensed to each water coolant point from the backing ring upper panel of non-drive axle block of picking up the ears, then by each water coolant point sink flow to into back side gudgeon inside cooling-water duct with discharge; Gaseous media introduces gaseous media pipeline via the gaseous media passage being arranged in non-drive axle outside of picking up the ears, and gaseous media pipeline reclines backing ring annular outer surface extend to gaseous media point; Pressure medium introduces pressure medium pipeline via the hydraulic fluid passage being arranged in non-drive axle outside of picking up the ears, and pressure medium pipeline reclines backing ring annular outer surface extend to pressure medium point.
2. revolving furnace body water according to claim 1, gas and pressure medium move towards arrangement, it is characterized in that: on non-drive axle of picking up the ears, be set with spacing sleeve, described spacing sleeve circumferentially ring arranges described gaseous media passage and described hydraulic fluid passage.
3. revolving furnace body water according to claim 1, gas and pressure medium move towards arrangement, it is characterized in that: backing ring inner chamber is divided into two gudgeon block chambeies and two fan-shaped chambeies by dividing plate, non-drive axle of picking up the ears offers through hole to be communicated with described cooling-water duct and non-drive axle block chamber of picking up the ears, the backing ring upper panel of non-drive axle block of picking up the ears is provided with header, and described header is communicated with non-drive axle block chamber of picking up the ears; After water coolant enters non-drive pick up the ears axle block chamber and described header successively by described cooling-water duct, wherein part distribution enters fan-shaped chamber described in two, circulates and conflux to the cooling-water duct of back side gudgeon inside in described fan-shaped chamber.
4. revolving furnace body water, gas and pressure medium according to claim 1 or 3 move towards arrangement, it is characterized in that: after water coolant passes from backing ring upper panel, wherein a part is dispensed in each water cooled pipeline of BOF Hood section, and the length direction of each described water cooled pipeline is and extends from bottom to top along this furnace crown section conical surface.
5. revolving furnace body water according to claim 1 and 2, gas and pressure medium move towards arrangement, it is characterized in that: water coolant, gaseous media and pressure medium are all introduced in corresponding medium channel by non-drive sideway swivel joint.
6. revolving furnace body water according to claim 5, gas and pressure medium move towards arrangement, it is characterized in that: above-mentioned non-drive sideway swivel joint comprises inner and outer tubes, described interior pipe and described outer tube are rotatably socketed by bearing, and described inner tube outlet end is connected with non-drive axle of picking up the ears, described interior pipe has hollow channel and is communicated with described cooling-water duct, first flow and the second runner is provided with in described inner pipe wall, described first flow and described gaseous media channel connection, described second runner is communicated with described hydraulic fluid passage, described interior pipe outer circumference surface offers multiple tracks first circumferential groove and multiple tracks second circumferential groove, each described first circumferential groove is all communicated with described first flow, each described second circumferential groove all with described second flow passage, on described outer tube, correspondence offers multiple gaseous media entrance and is communicated with each described first circumferential groove, and multiple liquid medium inlet is communicated with each described second circumferential groove.
7. revolving furnace body water according to claim 6, gas and pressure medium move towards arrangement, it is characterized in that: be provided with multiple-sealed circle between described interior pipe and described outer tube, have described sealing-ring together between adjacent two circumferential grooves at least.
8. revolving furnace body water according to claim 6, gas and pressure medium move towards arrangement, it is characterized in that: the second circumferential groove described in per pass and be equipped with leakage circumferential groove between adjacent described first circumferential groove, on described outer tube, correspondence is offered multiple observation overflow weir and is communicated with each described leakage circumferential groove.
9. a converter; comprise revolving furnace body; it is characterized in that: water, gas and pressure medium that described revolving furnace body is configured with according to any one of claim 1 to 8 move towards arrangement, described revolving furnace body furnace crown section furnace shell is provided with the slag blocking structure for the protection of each medium pipeline.
10. converter according to claim 9, is characterized in that: described slag blocking structure comprises two pieces of stacked skimming plates, and skimming plate described in two is separately fixed on furnace crown section furnace shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852422.6A CN105331767B (en) | 2015-11-27 | 2015-11-27 | Revolving furnace body water, gas and hydraulic medium move towards arrangement and a kind of converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852422.6A CN105331767B (en) | 2015-11-27 | 2015-11-27 | Revolving furnace body water, gas and hydraulic medium move towards arrangement and a kind of converter |
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| CN105331767A true CN105331767A (en) | 2016-02-17 |
| CN105331767B CN105331767B (en) | 2017-06-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108048621A (en) * | 2018-02-09 | 2018-05-18 | 莱芜钢铁集团有限公司 | A kind of slag blocking plate of converter and converter |
| CN108676960A (en) * | 2018-06-04 | 2018-10-19 | 中国十七冶集团有限公司 | A kind of ultra-large type steelmaking converter modularization method installation method |
| CN112280931A (en) * | 2020-10-28 | 2021-01-29 | 武汉钢铁有限公司 | Converter trunnion rotary joint device for hydraulic sliding plate slag blocking |
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| CN104017934A (en) * | 2014-06-26 | 2014-09-03 | 中冶华天南京工程技术有限公司 | Water swivel for converter water cooling system and converter water cooling system |
| CN203999675U (en) * | 2014-08-04 | 2014-12-10 | 中冶赛迪工程技术股份有限公司 | A kind of converter trunnion ring aqueous vapor medium moves towards arrangement |
| CN205275633U (en) * | 2015-11-27 | 2016-06-01 | 中冶南方工程技术有限公司 | Converter body water, gas and hydraulic medium move towards arrangement structure and converter |
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| US4138097A (en) * | 1977-02-01 | 1979-02-06 | Gutehoffnungshutte Sterkrade Aktiengesellshaft | Metallurgical vessel |
| CN201538784U (en) * | 2009-08-31 | 2010-08-04 | 中冶东方工程技术有限公司 | Improvement structure of water/gas pipeline connection inside trunnion ring of converter |
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| CN108048621A (en) * | 2018-02-09 | 2018-05-18 | 莱芜钢铁集团有限公司 | A kind of slag blocking plate of converter and converter |
| CN108676960A (en) * | 2018-06-04 | 2018-10-19 | 中国十七冶集团有限公司 | A kind of ultra-large type steelmaking converter modularization method installation method |
| CN112280931A (en) * | 2020-10-28 | 2021-01-29 | 武汉钢铁有限公司 | Converter trunnion rotary joint device for hydraulic sliding plate slag blocking |
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|---|---|
| CN105331767B (en) | 2017-06-13 |
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