CN204224636U - Converter body four-point suspension coupling unit - Google Patents
Converter body four-point suspension coupling unit Download PDFInfo
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- CN204224636U CN204224636U CN201420678479.XU CN201420678479U CN204224636U CN 204224636 U CN204224636 U CN 204224636U CN 201420678479 U CN201420678479 U CN 201420678479U CN 204224636 U CN204224636 U CN 204224636U
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Abstract
The utility model relates to a kind of converter body four-point suspension coupling unit, comprises four groups of H type vertical links mechanisms, two groups of horizontal prestress block seat devices and two groups of vertical trays.H type connecting rod pattern provides more stressed bearing point from structure, and welding region also increases further, greatly improves the supporting capacity of vertical links mechanism.Two groups of horizontal block seat devices by increasing the mode of spherical pair device and Shi Hanzhang, can effective compensation converter smelting time converter shell and the displacement that produces of the power that occurs of backing ring and thermal distortion.Two groups of vertical trays play body of heater circumference position-limiting action, prevent being subject to shock load in converter rotation process and excessive torsion occurs.Adopt the combination of four-point suspension connecting mode and horizontal prestress block seat device, effectively can solve the problem such as gap, impact existed in traditional block seat use procedure, ensure the stationarity that converter is rotated; The utility model mechanical condition is clear, and suspension system is rational in infrastructure, reliable and secure, easy to maintenance.
Description
Technical field
The utility model relates to converter steeling technology field, is specifically related to a kind of converter body four-point suspension coupling unit.
Background technology
The coupling unit of converter body and backing ring is one of key device of revolving furnace body equipment, this coupling unit is arranged between converter body and backing ring, converter body support is connected on backing ring, various static state during to bear converter smelting and in converter rotation process, dynamically, to impact and thermal expansion load, therefore, the reasonableness of this hitch designs, reliability play vital effect to whole converter smelting.
3, converter top ball-and-socket hinge style and bottom three-point suspension-type are domestic application coupling units the most widely.To be connected on backing ring by coupling unit due to converter body and to rotate around ring trunnion, no matter being 3, top ball-and-socket hinge style or bottom three-point suspension-type, being all difficult to accomplish three interface uniform force distributions.Engineering practice shows that 3 coupling units always have in the later stage uses that point is stressed is greater than other two points, after long service, the stressed larger phenomenons such as some excessive deformation easily occurs at place, abnormal sound even misplaces, weld is torn of coupling unit, bring very large trouble to the operation and maintenance in later stage.
At present, also have the four-point suspended coupling unit of converter application, but it in use still existing impact, horizontal coupling unit abnormal sound, there is problems such as tearing in local in converter military service later stage coupling unit supporting capacity not.At present along with converter is to the development trend of large level tonnage, there is more and more higher requirement to the supporting capacity, stress equalization, stationarity etc. of converter and backing ring coupling unit.
Therefore be necessary to design a kind of converter body four-point suspension coupling unit, to overcome the problems referred to above.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provide a kind of converter body four-point suspension coupling unit, its each stress point uniform force, effectively can solve the problems such as traditional block seat use procedure intermediate gap, impact, and effectively improve the supporting capacity of coupling unit, ensure the stationarity that converter is rotated.
The utility model is achieved in that
The utility model provides a kind of converter body four-point suspension coupling unit, for connecting body of heater and backing ring, comprises the four groups of vertical links mechanisms connecting body of heater and backing ring, and described backing ring comprises backing ring ring body and is fixed on two gudgeons on backing ring ring body.Often organize described vertical links mechanism to comprise H type connecting rod, be fixed on the vertical Connection Block of first on backing ring ring body and the second vertical Connection Block be fixed on lower portion of furnace body furnace shell, described H type connecting rod is hinged respectively by jointed shaft Connection Block vertical with first Connection Block vertical with second; Described first vertical Connection Block Connection Block vertical with second is all rotatably assorted by oscillating bearing and jointed shaft.
With trunnion axis and backing ring ring axis place plane for reference plane, two places crossing with described reference plane, described backing ring ring body top are respectively equipped with one group of stress distribution block seat device; Often organize stress distribution block seat device and comprise the first level connection joint seat be welded on body of heater and two the second level connection joint seats be welded on backing ring ring body, two the second level connection joint seats are symmetricly set on the both sides of the first level connection joint seat along trunnion axis and are connected with the first level connection joint seat by bearing pin, and the two ends of described bearing pin have been threaded a fixing sleeve respectively; Bearing pin between each second level connection joint seat and adjacent fixing sleeve is arranged with a spherical pair.
Further, anti-attrition cushion block is equipped with between described first level connection joint seat and the second adjacent level connection joint seat.
Further, block is provided with between described spherical pair and the second adjacent level connection joint seat.
Further, vertical links Distribution of Institutions is often organized in becoming respectively between two planes of 25 ° and 55 ° angles with described reference plane.
Further, two places crossing with described reference plane, described backing ring ring body bottom are respectively equipped with one group of vertical tray device, often organize vertical tray device comprise block seat under the body of heater be welded on body of heater furnace shell and be welded in the backing ring on backing ring ring body under block seat, be provided with between block seat under block seat and backing ring under described body of heater and support backing plate and contact with support backing plate face respectively.
The utility model has following beneficial effect: the combination of four-point suspension connecting mode and horizontal prestress block seat device, effectively can solve the problem such as gap, impact existed in traditional block seat use procedure, ensures the stationarity that converter is rotated; Two groups of horizontal prestress block seat devices by increasing the mode of spherical pair device and Shi Hanzhang, can effective compensation converter smelting time the converter shell displacement that produces due to power and thermal distortion with backing ring, the operation of better support converter.H type connecting rod is adopted in vertical links mechanism, compared with being single plate with connecting rod in existing linkage assembly, H type connecting rod pattern provides more stressed bearing point from structure, and welding region also increases further, greatly can improve the supporting capacity of vertical links mechanism.
Further beneficial effect of the present utility model is: arrange anti-attrition block and effectively can reduce friction between Connection Block and shock, thus effectively reduce the abnormal sound in converter rotation process.
Further beneficial effect of the present utility model is: by arranging block, can limit converter rotation process and excessive distortion occurs.
Further beneficial effect of the present utility model is: arrange two groups of vertical tray devices, plays body of heater circumference position-limiting action, prevents from occurring excessive torsion owing to being subject to shock load in converter rotation process, ensure the stationarity that converter is rotated further.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment 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 embodiments more of the present utility model, 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.
The structural front view of the converter body four-point suspension coupling unit that Fig. 1 provides for the utility model embodiment;
The structure vertical view of the converter body four-point suspension coupling unit that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the enlarged diagram of the I part in Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, 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 the utility model protection.
As Fig. 1-Fig. 3, the utility model embodiment provides a kind of converter body four-point suspension coupling unit, for connecting body of heater 1 and backing ring 3, comprise the four groups of vertical links mechanisms 5 connecting body of heater 1 and backing ring 3, described backing ring 3 comprises backing ring ring body and is fixed on two gudgeons on backing ring ring body.Often organize described vertical links mechanism 5 to comprise H type connecting rod 7, be fixed on the vertical Connection Block 6 of first on backing ring ring body and the second vertical Connection Block 8 be fixed on the furnace shell of body of heater 1 bottom, described H type connecting rod 7 is hinged respectively by jointed shaft 10 Connection Block 6 vertical with first Connection Block 8 vertical with second; Described first vertical Connection Block 6 Connection Block 8 vertical with second is all rotatably assorted by oscillating bearing 9 and jointed shaft 10.Adopt the combination of H type vertical links mechanism-horizontal prestress block seat device, each stress point of described coupling unit stressed evenly, the thus longer service life of Mei Zu vertical links mechanism 5, maintenance capacity is less.Connection Block 6 vertical with first Connection Block 8 vertical with second is hinged respectively for described H type connecting rod 7, makes H type connecting rod 7 be two power bars.Wherein, the horizon bar that H type connecting rod 7 comprises two vertical rods and is connected with two vertical rods, in use procedure, power suffered by H type connecting rod 7 can be evenly distributed on described two vertical rods, and horizon bar can support two vertical rods further, therefore H type connecting rod pattern provides more stressed bearing point from structure, and welding region also increases further, and thus the power that can bear of this H type connecting rod 7 is large compared with the linkage of single template formula.Adopt H type connecting rod 7 greatly can increase the supporting capacity of vertical links mechanism 5, converter be on active service later stage coupling unit local damage and weld tear phenomenon can be improved significantly.In addition, Mei Zu vertical links mechanism 5 be distributed in become 25 ° and 55 ° angles respectively with described reference plane two planes between.The distributing position of concrete each vertical links mechanism 5 can adjust according to the actual loading situation of every block converter, according to the converter choose reasonable angle of different tonnage, thus makes the stressed of whole vertical H type connecting rod 7 reach best.
As Fig. 1-Fig. 3, with trunnion axis and backing ring ring axis place plane for reference plane, two places crossing with described reference plane, described backing ring ring body top are respectively equipped with one group of stress distribution block seat device 2; Often organize stress distribution block seat device 2 and comprise the first level connection joint seat 12 be welded on body of heater 1 and two the second level connection joint seats 14 be welded on backing ring ring body, two the second level connection joint seats 14 are symmetricly set on the both sides of the first level connection joint seat 12 along trunnion axis and are connected with the first level connection joint seat 12 by bearing pin 19, and the two ends of described bearing pin 19 have been threaded a fixing sleeve 18 respectively; Bearing pin 19 between each second level connection joint seat 14 and adjacent fixing sleeve 18 is arranged with a spherical pair.Pass through to apply certain moment of torsion to fixing sleeve 18 when 4 coupling units are installed, thus certain prestress is applied to bearing pin 19, first level connection joint seat 12 and two the second level connection joint seats 14 etc., effectively can solve the problem such as excessive clearance, impact existed in traditional block seat use procedure, extend the work-ing life of stress distribution block seat device 2, effectively ensure the stationarity that converter is rotated.Can allow stress distribution block seat device 2 that certain displacement globally occurs to slide by increasing spherical pair, can effective compensation converter smelting time body of heater 1 displacement that produces due to power and thermal distortion with backing ring 3.
As Fig. 3, between described first level connection joint seat 12 and the second adjacent level connection joint seat 14, be equipped with anti-attrition cushion block 13.Anti-attrition cushion block 13 can reduce friction in converter inclining process between each Connection Block and shock further.
As Fig. 3, between described spherical pair and the second adjacent level connection joint seat 14, be provided with block 15.Wherein, spherical pair comprises spherical pair 17 and lower peripheral surface pair 16, and between lower peripheral surface secondary 16 and the second adjacent level connection joint seat 14, arrange block 15, this block 15 can limit converter rotation process and excessive distortion occurs.
As Fig. 1, as a kind of preferred structure of the present embodiment, two places crossing with described reference plane, described backing ring ring body bottom are respectively equipped with one group of vertical tray device, often organize vertical tray device comprise block seat under the body of heater be welded on body of heater 1 furnace shell and be welded in the backing ring on backing ring ring body under block seat, be provided with between block seat under block seat and backing ring under described body of heater and support backing plate and contact with support backing plate face respectively.Converter can be limited produce excessive rotation by arranging vertical tray device along body of heater circumferential direction, thus can avoid producing excessive impact to vertical links mechanism 5 and stress distribution block seat device 2, ensure the stationarity that converter is rotated further.
The four-point suspension connecting device structure that the utility model provides is reasonable, and the reliable design safety of mechanical condition is easy to maintenance.The combination of four-point suspension connecting mode and horizontal prestress block seat device 2, can solve the problem such as gap, impact existed in traditional block seat use procedure effectively, ensures the stationarity that converter is rotated; Two groups of horizontal prestress block seat devices 2 by increasing the mode of spherical pair device and Shi Hanzhang, can effective compensation converter smelting time converter body 1 displacement that produces due to power and thermal distortion with backing ring 3.Adopt H type connecting rod 7 in vertical links mechanism, greatly can improve the supporting capacity of vertical links mechanism 5.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a converter body four-point suspension coupling unit, for connecting body of heater (1) and backing ring (3), comprise the four groups of vertical links mechanisms (5) connecting body of heater (1) and backing ring (3), described backing ring (3) comprises backing ring ring body and is fixed on two gudgeons on backing ring ring body, it is characterized in that:
Often organize described vertical links mechanism (5) to comprise H type connecting rod (7), be fixed on the vertical Connection Block (6) of first on backing ring ring body and the second vertical Connection Block (8) be fixed on the furnace shell of body of heater (1) bottom, described H type connecting rod (7) is hinged respectively by jointed shaft (10) Connection Block vertical with first (6) Connection Block vertical with second (8); Described first vertical Connection Block (6) Connection Block (8) vertical with second is all rotatably assorted by oscillating bearing (9) and jointed shaft (10);
With trunnion axis and backing ring ring axis place plane for reference plane, two places crossing with described reference plane, described backing ring ring body top are respectively equipped with one group of stress distribution block seat device (2); Often organize stress distribution block seat device (2) and comprise the first level connection joint seat (12) be welded on body of heater (1) and two the second level connection joint seats (14) be welded on backing ring ring body, two the second level connection joint seats (14) are symmetricly set on the both sides of the first level connection joint seat (12) along trunnion axis and are connected with the first level connection joint seat (12) by bearing pin (19), and the two ends of described bearing pin (19) have been threaded a fixing sleeve (18) respectively; Bearing pin (19) between each second level connection joint seat (14) and adjacent fixing sleeve (18) is arranged with a spherical pair.
2. converter body four-point suspension coupling unit according to claim 1, is characterized in that: be equipped with anti-attrition cushion block (13) between described first level connection joint seat (12) and the second adjacent level connection joint seat (14).
3. converter body four-point suspension coupling unit according to claim 1, is characterized in that: be provided with block (15) between described spherical pair and the second adjacent level connection joint seat (14).
4. converter body four-point suspension coupling unit according to claim 1, is characterized in that: Mei Zu vertical links mechanism (5) be distributed in become 25 ° and 55 ° angles respectively with described reference plane two planes between.
5. converter body four-point suspension coupling unit according to any one of claim 1 to 4, it is characterized in that: two places crossing with described reference plane, described backing ring ring body bottom are respectively equipped with one group of vertical tray device, often organize vertical tray device comprise block seat under the body of heater be welded on body of heater (1) furnace shell and be welded in the backing ring on backing ring ring body under block seat, be provided with support backing plate between block seat under block seat and backing ring under described body of heater, under described body of heater under block seat and backing ring block seat respectively with support pad contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420678479.XU CN204224636U (en) | 2014-11-14 | 2014-11-14 | Converter body four-point suspension coupling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420678479.XU CN204224636U (en) | 2014-11-14 | 2014-11-14 | Converter body four-point suspension coupling unit |
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| Publication Number | Publication Date |
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| CN204224636U true CN204224636U (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420678479.XU Active CN204224636U (en) | 2014-11-14 | 2014-11-14 | Converter body four-point suspension coupling unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104313237A (en) * | 2014-11-14 | 2015-01-28 | 中冶南方工程技术有限公司 | Four-point suspension link device of converter body |
| CN113604626A (en) * | 2021-08-09 | 2021-11-05 | 中冶赛迪工程技术股份有限公司 | Converter suspension device |
-
2014
- 2014-11-14 CN CN201420678479.XU patent/CN204224636U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104313237A (en) * | 2014-11-14 | 2015-01-28 | 中冶南方工程技术有限公司 | Four-point suspension link device of converter body |
| CN113604626A (en) * | 2021-08-09 | 2021-11-05 | 中冶赛迪工程技术股份有限公司 | Converter suspension device |
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