CN101825398B - Circulation cooler - Google Patents
Circulation cooler Download PDFInfo
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- CN101825398B CN101825398B CN2010101713099A CN201010171309A CN101825398B CN 101825398 B CN101825398 B CN 101825398B CN 2010101713099 A CN2010101713099 A CN 2010101713099A CN 201010171309 A CN201010171309 A CN 201010171309A CN 101825398 B CN101825398 B CN 101825398B
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- hinging
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Abstract
The invention discloses a circulation cooler which comprises a plurality of trolleys. The trolleys are arranged in a circumferential direction in sequence and the front end of each trolley is articulated with a hinging base fixed on a support beam base plate through a hinging structure. The hinging structure particularly comprises a first hinging ear plate, two second hinging ear plates and a hinging shaft, wherein the first hinging ear plate is fixed at the front end part of each trolley, the two hinging ear plates are fixed at the bottom of the hinging base and respectively arranged at two sides of the first hinging ear plate, the hinging shaft is inserted in hinging holes of the first hinging ear plate and the two second hinging ear plates so that the trolleys can turn around the hinging shaft. Preferentially, in the radial cross section of the circulation cooler, the height of the upper surface of the first hinging ear plate is decreased progressively from the middle part to two sides. The invention has reasonably designed and reliable structure, accords with the design idea of complete unloading of the trolleys of the circulating cooler, fundamentally resolves the problem that the service life of a sealing component is influenced when material accumulates at the position of the first hinging ear plate, thereby further improving the overall working stability.
Description
Technical field
The present invention relates to field of iron and steel smelting, particularly central cooler.
Background technology
See also Fig. 1, Fig. 2 and Fig. 3, wherein, Fig. 1 is the overall structure sketch map of existing central cooler, and Fig. 2 is the A-A part sectioned view of the non-cooling zone of central cooler shown in Figure 1, and Fig. 3 is the B portion enlarged drawing of Fig. 1.
In the course of work; Chassis 11 and of the center uniform rotation of backbar 14 synchronous real-time around central cooler 10; The feed chute 15 of the mineral aggregate loading station through non-cooling zone after sintering is accomplished is arranged on the chassis; That is to say that mineral aggregate to be cooled is arranged in by inboard breast board 12, outside breast board 13, the side plate of two adjacent backbars 14 and the spatial accommodation that trolley grating plate 111 constitutes successively.Meanwhile, the rotation along with chassis 11 and backbar 14 gets into three cooling zones successively: high-temperature region I district, middle warm area II district and low-temperature space III district return back to non-cooling zone unloading station, chassis 11 completion discharge operations afterwards.At unloading station, chassis 11 is under the effect of himself and mineral aggregate deadweight, and bogie wheels 112 descends along the discharging guide rail, and chassis 11 does flip-flop movement around the jointed shaft 16 between itself and the hinged seat 18, and trolley grating plate 111 is downward-sloping; Thereby make mineral aggregate in the aforementioned spatial accommodation along the side plate of backbar 14 and trolley grating plate 111 landings to discharge chute 17.At last, bogie wheels 112 rises along bend, and chassis 11 gets into the loading area charging after being reset to level again, circulation according to this.
Yet the front end of existing chassis 11 is connected with the articulated slab 181 of hinged seat 18 through two hinged otic placodes 113, and two hinged otic placodes 113 are symmetricly set on the both sides of said articulated slab 181, and certain distance is arranged between the two.The mineral aggregate that has bulk when therefore, carrying out discharge operation is stuck between two hinged otic placodes 113; Specifically please in the lump referring to Fig. 5, this figure is that the D-D of Fig. 4 is to cutaway view.Like this; In chassis 11 reseting procedures; Accumulate between two hinged otic placodes 113 and the mineral aggregate on the upper surface will offset with the seal of the trolley unit static sealing device of adjacent, thereby cause seal impaired, when serious; Can cause the dull and stereotyped plastic deformation of chassis lower floor, influence the chassis sealing effectiveness.
In addition, also there is such problem in existing structure, on the upper surface of each hinged otic placode 113, has the fritter mineral aggregate and accumulates; Obviously; In the residual service life that can influence said seal equally of fritter mineral aggregate, when serious, also can cause the dull and stereotyped plastic deformation of chassis lower floor.
In view of this, demand urgently being optimized design,, satisfy the basic demand of complete unloading to avoid residual mineral aggregate on hinged otic placode after the discharging to the front end of existing chassis and the structural relation between the hinged seat.
Summary of the invention
To above-mentioned defective, the technical problem that the present invention solves is, a kind of central cooler of structure optimization is provided, with the problem of effective solution residual mineral aggregate on hinged otic placode after the discharging.
Central cooler provided by the invention comprises several along the chassis that circumferentially sets gradually, and the front end of each chassis is hinged with the hinged seat that is fixedly arranged on the backbar base plate through articulated structure; Said articulated structure specifically comprises one first hinged otic placode, two the second hinged otic placodes and jointed shafts; Wherein, the said first hinged otic placode is fixedly arranged on the preposition end of said chassis; Said two second hinged otic placodes are fixedly arranged on the bottom of said hinged seat, and are arranged at the both sides of the said first hinged otic placode respectively; Said jointed shaft is plugged in the hinge hole of the said first hinged otic placode and two second hinged otic placodes, so that said chassis is around this jointed shaft upset.
Preferably, in the radial cross-section of said central cooler, the height dimension of the upper surface of the said first hinged otic placode is successively decreased by middle part to both sides successively.
Preferably, the upper surface of the said first hinged otic placode is specially convex arc shaped.
Preferably, the upper surface of the said first hinged otic placode is specially polyline shaped.
Preferably, in the radial cross-section of said central cooler, the height dimension of the upper surface of the said first hinged otic placode is successively decreased by a side to opposite side successively.
Preferably, the upper surface of the said first hinged otic placode is specially external convex arc shape.
Preferably, the upper surface of the said first hinged otic placode is specially oblique line shape.
Preferably, in radially projecting's face of said central cooler, the upper surface of the said first hinged otic placode is by outside chassis, being obliquely installed away from being directed downwards of chassis front end in the chassis.
Preferably, between the hinge hole of the said first hinged otic placode and jointed shaft, be provided with the joint ball bearing.
Preferably, said joint ball bearing is specially self-lubricating bearing.
Compared with prior art, the articulated structure that the present invention is directed between chassis front end and the hinged seat has carried out optimal design, in the preposition end of chassis one first hinged otic placode is set, and has reduced the horizontal bearing area of this position.So design for big mineral aggregate, will tumble and can not keep somewhere in this position in discharge process from the first hinged otic placode; Thereby effectively evaded the impaired defective of seal of on the first hinged otic placode, accumulating the bulk mineral aggregate and causing unit static sealing apparatus, for the chassis sealing effectiveness provides reliable guarantee.
In preferred version of the present invention; The first hinged otic placode is specially the variable cross-section design; That is, in the radial cross-section of said central cooler, the height dimension of the upper surface of the first hinged otic placode is successively decreased by middle part to both sides successively; Perhaps, the height dimension of the upper surface of the first hinged otic placode is successively decreased by a side to opposite side successively.Like this, in discharge process, even there is the mineral aggregate of fritter to fall to the first hinged otic placode place, also can be along the upper surface of the first hinged otic placode to the both sides landing, perhaps, break away to one along the upper surface of the first hinged otic placode.This preferred version reasonable in design, reliable meets the design philosophy of the complete unloading of circular cooler trolley, and has fundamentally solved the problem that influences said seal durability in first hinged otic placode place's buildup, and then improves the job stability of complete machine.
In another preferred version of the present invention; In radially projecting's face of said central cooler; The upper surface of the first hinged otic placode has further strengthened the trend that drops on the downward landing of mineral aggregate on the first hinged otic placode by outside chassis, being obliquely installed away from being directed downwards of chassis front end in the chassis.
Description of drawings
Fig. 1 is the overall structure sketch map of existing central cooler;
Fig. 2 is the A-A partial sectional view of the non-cooling zone of central cooler shown in Figure 1;
Fig. 3 is the B portion enlarged drawing of Fig. 1;
Fig. 4 is the C portion enlarged drawing of Fig. 2;
Fig. 5 is the D-D cutaway view of Fig. 4, only shows hinged otic placode 113 and articulated slab 181 among the figure;
Fig. 6 shows the chassis and the relation of the articulated structure between the hinged seat of central cooler described in the specific embodiment;
Fig. 7 is the E-E cutaway view of Fig. 6;
Fig. 8 is the assembly relation sketch map between articulated structure described in the specific embodiment and chassis and the backbar;
Fig. 9 and Figure 10 have shown the longitudinal section view of the first hinged otic placode of two kinds of different upper surface shapes respectively.
Among Fig. 6-Figure 10:
The specific embodiment
Core of the present invention provides a kind of central cooler of structure optimization, with the problem of effective solution residual mineral aggregate on hinged otic placode after the discharging, realizes complete unloading, and then improve the service life of seal to have more stable chassis sealing effectiveness.
Be without loss of generality, specify this embodiment below in conjunction with Figure of description.
Among this paper the related noun of locality forward and backward be that rotation direction with central cooler is the benchmark definition.The use that should be appreciated that the said forward and backward noun of locality such as grade does not limit the scope that the application asks for protection.
In this embodiment, constitute the basic function parts of said central cooler and position annexation each other is identical with prior art, can be in the lump referring to Fig. 1, Fig. 2 and Fig. 3.Particularly, the side plate of each chassis and inboard breast board, outside breast board and two adjacent backbars constitutes several central cooler cooling work unit, circumferentially setting gradually along central cooler respectively; In the course of work, along the guide rail that is fixedly arranged on the support, chassis and backbar are accomplished operations such as cloth, cooling and discharging around the center steering motion of central cooler.Wherein, the operation of cooling mineral aggregate specifically realizes through supply air system.
In addition, the central cooler of function of recovering waste heat is set, functional parts such as flue gas cover and flue gas cover sealing also need be set for needs.
Need to prove that the structure of aforementioned main function components and operation principle and prior art are basic identical, those skilled in the art can realize based on prior art fully, so this paper repeats no more.For setting forth chassis front end of this programme and the articulated structure between the hinged seat in detail, please in the lump referring to Fig. 6, Fig. 7 and Fig. 8; Wherein, Fig. 6 shows the chassis and the relation of the articulated structure between the hinged seat of the said central cooler of this embodiment, and Fig. 7 is the E-E cutaway view of Fig. 6, and Fig. 8 is the assembly relation sketch map between said articulated structure and chassis and the backbar.
In conjunction with Fig. 6, Fig. 7 and shown in Figure 8, the front end of chassis 61 through articulated structure with to be fixedly arranged on backbar 62 base plates hinged seat 63 hinged; Articulated structure specifically comprises one first hinged otic placode 611, two the second hinged otic placodes 631 and jointed shafts 64.
The first hinged otic placode 611 is fixedly arranged on the preposition end of chassis 61; Two second hinged otic placodes 631 are fixedly arranged on the bottom of hinged seat 63, and are arranged at the both sides of the first hinged otic placode 611 respectively; Jointed shaft 64 is plugged in the hinge hole of the first hinged otic placode 611 and two second hinged otic placodes 631, so that chassis 61 rotates around this jointed shaft 64, thereby realizes the upset of chassis 61, carries out discharge operation.Because these first hinged otic placode, 611 places have only less horizontal bearing area, therefore, mineral aggregate will tumble from the first hinged otic placode 611 in discharge process, not keep somewhere in this position and do not have the bulk mineral aggregate.
Particularly, between the hinge hole of the first hinged otic placode 611 and jointed shaft 64, be provided with joint ball bearing 65, thereby can satisfy the reliability requirement that chassis 61 overturns around jointed shaft 64; Simultaneously, joint ball bearing 65 has advantages of high bearing capacity, can guarantee the working stability of chassis.Preferably, joint ball bearing 65 is a self-lubricating bearing.
Need to prove; Jointed shaft 64 is with respect to the axial restraint mode of the first hinged otic placode 611 and the second hinged otic placode 631, the joint ball bearing 65 axial limiting mode with respect to the first hinged otic placode 611 in this programme; All identical with prior art, so this paper repeats no more.
As previously mentioned, the fritter mineral aggregate lodges on the upper surface of the first hinged otic placode 611, also can be in chassis 61 reseting procedures offsets with the seal of trolley unit static sealing device, causes seal impaired.For this reason, in the radial cross-section of central cooler, the first hinged otic placode of this programme designs for variable cross-section.
Particularly, the height dimension of the upper surface of the first hinged otic placode 611 is successively decreased by middle part to both sides successively.As shown in Figure 7, the upper surface of the first hinged otic placode 611 is last convex arc shaped.
In addition; As shown in Figure 6; Drop on the trend of the downward landing of mineral aggregate on the first hinged otic placode 611 for further strengthening, in radially projecting's face of central cooler, the upper surface of the first hinged otic placode 611 is by outside chassis, being obliquely installed away from being directed downwards of chassis front end in the chassis.That is to say that the mineral aggregate that falls above that can also be along the upper surface of the first hinged otic placode 611 to the direction landing away from the chassis front end.
In fact, in the radial cross-section of central cooler, the first hinged otic placode 611 ' upper surface can also be polyline shaped, as shown in Figure 9.Can satisfy mineral aggregate along the upper surface of the first hinged otic placode needs, all in the scope that the application asks for protection as long as should be appreciated that to the both sides landing.
What specify is that the upper surface of the first hinged otic placode is not limited to its height dimension and is successively decreased successively by middle part to both sides; It also can be such design, and in the radial cross-section of central cooler, the height dimension of the upper surface of the first hinged otic placode is successively decreased by a side to opposite side successively.Shown in figure 10, the first hinged otic placode 611 " upper surface be oblique line shape.Certainly, based on this design philosophy, the upper surface of the first hinged otic placode also can be the external convex arc shape (not shown), all can to the needs that a sideslip falls along the upper surface of the first hinged otic placode as long as can satisfy mineral aggregate.
The above is merely preferred implementation of the present invention, does not constitute the qualification to protection domain of the present invention.Any any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (8)
1. central cooler comprises several along the chassis that circumferentially sets gradually, and the front end of each chassis is hinged with the hinged seat that is fixedly arranged on the backbar base plate through articulated structure; It is characterized in that said articulated structure specifically comprises:
One first hinged otic placode is fixedly arranged on the preposition end of said chassis;
Two second hinged otic placodes are fixedly arranged on the bottom of said hinged seat, and are arranged at the both sides of the said first hinged otic placode respectively; With
One jointed shaft is plugged in the hinge hole of the said first hinged otic placode and two second hinged otic placodes, so that said chassis is around this jointed shaft upset;
In the radial cross-section of said central cooler, the height dimension of the upper surface of the said first hinged otic placode is successively decreased by middle part to both sides successively, and the upper surface of the said first hinged otic placode is by outside chassis, being obliquely installed away from being directed downwards of chassis front end in the chassis.
2. central cooler according to claim 1 is characterized in that the upper surface of the said first hinged otic placode is specially convex arc shaped.
3. central cooler according to claim 1 is characterized in that the upper surface of the said first hinged otic placode is specially polyline shaped.
4. central cooler comprises several along the chassis that circumferentially sets gradually, and the front end of each chassis is hinged with the hinged seat that is fixedly arranged on the backbar base plate through articulated structure; It is characterized in that said articulated structure specifically comprises:
One first hinged otic placode is fixedly arranged on the preposition end of said chassis;
Two second hinged otic placodes are fixedly arranged on the bottom of said hinged seat, and are arranged at the both sides of the said first hinged otic placode respectively; With
One jointed shaft is plugged in the hinge hole of the said first hinged otic placode and two second hinged otic placodes, so that said chassis is around this jointed shaft upset;
In the radial cross-section of said central cooler, the height dimension of the upper surface of the said first hinged otic placode is successively decreased by a side to opposite side successively, and the upper surface of the said first hinged otic placode is by outside chassis, being obliquely installed away from being directed downwards of chassis front end in the chassis.
5. central cooler according to claim 4 is characterized in that the upper surface of the said first hinged otic placode is specially external convex arc shape.
6. central cooler according to claim 4 is characterized in that the upper surface of the said first hinged otic placode is specially oblique line shape.
7. according to each described central cooler among the claim 4-6, it is characterized in that, between the hinge hole of the said first hinged otic placode and jointed shaft, be provided with the joint ball bearing.
8. central cooler according to claim 7 is characterized in that, said joint ball bearing is specially self-lubricating bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101713099A CN101825398B (en) | 2010-04-29 | 2010-04-29 | Circulation cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101713099A CN101825398B (en) | 2010-04-29 | 2010-04-29 | Circulation cooler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101825398A CN101825398A (en) | 2010-09-08 |
| CN101825398B true CN101825398B (en) | 2012-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101713099A Active CN101825398B (en) | 2010-04-29 | 2010-04-29 | Circulation cooler |
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| Country | Link |
|---|---|
| CN (1) | CN101825398B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1608018A1 (en) * | 1968-02-02 | 1970-08-20 | Metallgesellschaft Ag | Burning machine |
| DE1751760A1 (en) * | 1968-07-24 | 1971-08-05 | Knaust Herbert Dr Ing | Rotatable pressure cooler for hot bulk goods |
| EP0127215A1 (en) * | 1983-05-21 | 1984-12-05 | Metallgesellschaft Ag | Annular machine for contacting solid substances with gases |
| CN2804467Y (en) * | 2005-07-15 | 2006-08-09 | 中冶长天国际工程有限责任公司 | Axle end bearing structure of balls circular cooling platform |
| CN2890813Y (en) * | 2005-11-07 | 2007-04-18 | 邢台钢铁有限责任公司 | Circular cooler capable of reducing wear of wheel and rail for sintering |
| CN2893609Y (en) * | 2006-04-07 | 2007-04-25 | 广西柳州钢铁(集团)公司 | Rotary kiln bottom ring cooling machine receiving device |
| CN201293553Y (en) * | 2008-11-27 | 2009-08-19 | 邯郸钢铁股份有限公司 | Articulated joint of improved circularly cooling machine carriage |
-
2010
- 2010-04-29 CN CN2010101713099A patent/CN101825398B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1608018A1 (en) * | 1968-02-02 | 1970-08-20 | Metallgesellschaft Ag | Burning machine |
| DE1751760A1 (en) * | 1968-07-24 | 1971-08-05 | Knaust Herbert Dr Ing | Rotatable pressure cooler for hot bulk goods |
| EP0127215A1 (en) * | 1983-05-21 | 1984-12-05 | Metallgesellschaft Ag | Annular machine for contacting solid substances with gases |
| CN2804467Y (en) * | 2005-07-15 | 2006-08-09 | 中冶长天国际工程有限责任公司 | Axle end bearing structure of balls circular cooling platform |
| CN2890813Y (en) * | 2005-11-07 | 2007-04-18 | 邢台钢铁有限责任公司 | Circular cooler capable of reducing wear of wheel and rail for sintering |
| CN2893609Y (en) * | 2006-04-07 | 2007-04-25 | 广西柳州钢铁(集团)公司 | Rotary kiln bottom ring cooling machine receiving device |
| CN201293553Y (en) * | 2008-11-27 | 2009-08-19 | 邯郸钢铁股份有限公司 | Articulated joint of improved circularly cooling machine carriage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101825398A (en) | 2010-09-08 |
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