CN102564144A - Improved sealing device of circular cooler, - Google Patents
Improved sealing device of circular cooler, Download PDFInfo
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- CN102564144A CN102564144A CN2012100186887A CN201210018688A CN102564144A CN 102564144 A CN102564144 A CN 102564144A CN 2012100186887 A CN2012100186887 A CN 2012100186887A CN 201210018688 A CN201210018688 A CN 201210018688A CN 102564144 A CN102564144 A CN 102564144A
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- lower seal
- tank
- slide plate
- sealing device
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Abstract
The invention discloses an improved sealing device of a circular cooler, which belongs to the technical field of iron-making sintering equipment and is used for improving the sealing of the sintered-ore circular cooler. The technical scheme is as follows: the improved sealing device comprises lower sealing water grooves and lower sealing sliding plates, wherein the lower sealing water groove is a ring-shaped water groove; the lower sealing sliding plates are of a circular shape consisting of a plurality of sections of ring-shaped pieces; the circumferential diameter of the ring-shaped pieces of the lower sealing sliding plate is matched with that of the center of the lower sealing water grooves; a lower sealing water sliding plate is fixedly arranged at the lower end of a rotary frame and below a trolley shaft; the lower sealing water grooves are fixed below the rotary frame; trolley operating guide rails are positioned above an installation base; the lower sealing sliding plates are inserted into the lower sealing water grooves which are connected with a water supplementing device and a water recovering device. The improved sealing device has the obvious advantages of no wear for sealing pieces, simplicity in manufacture, reliability in working, convenience in maintenance and obvious economic benefit.
Description
Technical field
The present invention relates to a kind of sintering deposit central cooler sealing device, belong to the iron making and sintering equipment technical field.
Background technology
In steel production enterprise, sintering is one of technology of ironmaking production, and its process is after powdery breeze and the coke powder stirring, through sintering machine, makes it to become the graininess of certain size, smelts with convenient.Sintering deposit through sintering machine will cool off, and cooling mainly realizes through the Air cooler of below.The cooler of iron and steel enterprise's employing at present has the cold two kinds of forms of band cold-peace ring, and wherein central cooler is owing to its compact conformation, and floor space is little, and the material containing chassis can be recycled, so receive being widely used of most of steel production enterprise.
For improving cooling effect, the chassis that is loaded with sintering deposit need move in airtight relatively environment, and is cooled off with the air blast air-supply by the chassis below.Sealing, that the rotation chassis is housed relatively rotating frame and below are given between the wind air channel and are produced relative motion; Be to produce relative motion between the relative air inlet of the rotating frame plane; Be loaded with the sintering deposit that just comes out in addition and be high temperature half wriggling state from sintering machine; The rotating frame lower plane need seal the material of cooling, the high temperature resistant selection that is inevitable.
From the hermetically-sealed construction of existing central cooler, rotating frame promptly rotates the dolly power rack, and the sealing between the lower circumference shape air inlet duct is the dry type rubber seal.Owing to receive the restriction of conditions such as the accuracy of manufacture, Installation and Debugging precision, running accuracy, central cooler ubiquity potted component makes between the two junction slot excessive because of wearing and tearing at present, and influences sealing effectiveness greatly.Simultaneously, because the central cooler interior environment temperature is high, temperature can reach more than 3-4 hundred degree; Resistance to elevated temperatures to encapsulant requires harshness, so the cost of raw material of this material and manufacturing cost are also very high, device fabrication precision in addition is limited; The relative motion that produces between caulking gum spare and the sealing baffle makes the wearing and tearing aggravation of rubber seal, limited service life; Cost and the labour cost of changing once sealing spare itself increased production cost greatly up to ten thousand yuan more than of hundreds of thousands to hundred.In light of this situation, it is very necessary present central cooler sealing device being transformed.
Summary of the invention
Problem to be solved by this invention provide a kind of sealing effectiveness better, central cooler sealing device easy to wear, cheap, not easy to maintenance.
The technical scheme that solves the problems of the technologies described above is:
A kind of improved central cooler sealing device; It is made up of lower seal tank, lower seal slide plate; The lower seal tank is an annular water tank, and the lower seal slide plate is the toroidal that several sections ring segments are formed, and the ring segment circle diameter of lower seal slide plate and sink center's circle diameter of lower seal tank are complementary; Lower seal neatly plate is fixedly mounted under the lower end and chassis axle of rotating frame; The lower seal tank is fixed on the rotating frame below, chassis operation guide rail is positioned at the top that the basis is installed, and the lower seal slide plate is inserted in the lower seal tank, and the lower seal tank is connected with water replanishing device, apparatus for recovering.
Above-mentioned improved central cooler sealing device; The annular water tank of said lower seal tank has one section breach on circumference; The position of breach is corresponding with circular cooler trolley loading and unloading position; Continuous circular shape tank jaggy is in 180-310 degree circumference range, and the end of annular water tank indentation, there is downward recovery tube.
Above-mentioned improved central cooler sealing device, said lower seal tank comprise outside lower seal tank and inboard lower seal tank, and they are separately fixed at the rotating frame below, and be relative with the outside and the inboard of rotating frame
Should
Above-mentioned improved central cooler sealing device, said outside lower seal tank and inboard lower seal tank seal respectively and are fixed on the top, air channel.
Above-mentioned improved central cooler sealing device; Described lower seal slide plate comprises outside lower seal slide plate and inboard lower seal slide plate; They are separately fixed at the outside and the inboard and the chassis axle below of rotating frame below, and outside lower seal slide plate and inboard lower seal slide plate are inserted into respectively in outside lower seal tank and the inboard lower seal tank.
Above-mentioned improved central cooler sealing device adopts elastomeric material to connect and sealing between the said lower seal slide plate that is installed in segmentation under rotating frame below and the chassis axle.
Usefulness of the present invention is:
This device is made up of ring packing tank and annular slider, is sealing medium with water, is utilized in the water-head of the drop bar left and right sides in the sealed cistern, overcomes or offset the blast of the inner cooling blower of central cooler, thereby reaches central cooler sealing cooling purpose.This ring-like watertight construction is superior to traditional rubber seal; Have that seal does not have wearing and tearing, makes simple, reliable operation, the advantage of easy to maintenance, remarkable in economical benefits; Not only can improve sealing effectiveness; And can energy savings and the cost of labor because of changing the required great number spare part of rubber seal and increasing day by day, the value of applying in the same industry is arranged.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a vertical view of the present invention:
Fig. 3 is a ring packing tank two-end structure sketch map;
Fig. 4 is the side view of Fig. 3
Fig. 5 is the vertical view of Fig. 3;
Fig. 6 is drop bar breach and bogie wheels crossbeam junction sketch map;
Fig. 7 is the side view of Fig. 6.
Mark is following among the figure: chassis 1, rotating frame 2, fixed frame 3, outside lower seal tank 4, inboard lower seal tank 5, outside lower seal slide plate 6, inboard lower seal slide plate 7, tank support 8, reference for installation 9, sintered body fire grate position 10, bottom seals position 11, loading and unloading position 12, air intake position 13, recovery tube 14, chassis crossbeam 15, drop bar breach and bogie wheels crossbeam junction 16.
The specific embodiment
The present invention is made up of ring packing tank and ring packing slide plate; This ring packing tank and ring packing slide plate can be various geometries; Its structure is inserted in the ring packing tank for the ring packing slide plate; Ring packing tank and ring packing slide plate be installed in respectively the rotating frame 2 of chassis 1 lower end and chassis axle below, be utilized in the water-head of the drop bar left and right sides in the sealed cistern; Overcome the blast of the inner cooling blower of (or counteracting) central cooler, thereby reach the purpose of central cooler sealing cooling, therefore every water sealing device based on this structure theory design all should belong to protection scope of the present invention.
Show among the figure that basic structure of the present invention is made up of lower seal tank, lower seal slide plate.The lower seal tank is an annular water tank, and the cross section of annular water tank is a U type groove, also can all should belong to protection scope of the present invention for semicircular arc, other geometry such as trapezoidal.The lower seal slide plate is a ring segment, and the ring segment circle diameter of lower seal slide plate and sink center's circle diameter of lower seal tank are complementary, and are inserted in during use in the lower seal tank.
The lower seal tank is connected with priming apparatus, water container.Priming apparatus and water container comprise devices such as filler pipe, water receiving pipe, tank, pond, water pump, motor.
Show among the figure that described annular water tank of the present invention is a tank that one section breach is arranged on circumference, the loading and unloading position 12, position of breach is corresponding, to make things convenient for central cooler loading and unloading operation.Continuous circular shape tank jaggy is a 180-310 degree circumference range, and the end of annular water tank indentation, there is downward recovery tube 14, the be placed in both sides of lower seal tank of recovery tube 14.
After adopting this structure, the water that flows out in the lower seal tank can flow out through recovery tube 14, after handling through reclaiming clean, adds in the ring water cooling pond again.Encircle cold sealed cistern periphery water level meter 2-3 is set, the SEA LEVEL VARIATION in the dynamic monitoring sealed cistern, and replenish the insufficient section of sealing medium water in good time, and go round and begin again, accomplish the recovery and the recycling of sealing medium water.
Show among the figure; Installation form of the present invention is: the installation site of lower seal tank and lower seal slide plate is identical; The lower seal tank is fixedly mounted on rotating frame 2 belows, and the lower seal slide plate is fixed under the lower end and chassis axle of rotating frame 2, and the lower seal slide plate is inserted in the lower seal tank.Drop bar is along with rotating frame 2 rotates together.
The lower seal slide plate is to divide section connection structure in structure of the present invention, and the junction adopts elastomeric material to connect, to compensate and to avoid displacement and the changing of the relative positions interference that thermal deformation and motion deformation are produced.
Show among the figure; The lower seal tank comprises outside lower seal tank 4 and inboard lower seal tank 5; They are separately fixed at rotating frame 2 lower ends and chassis axle below, and are corresponding with the inboard with the outside of rotating frame 2, and described lower seal slide plate comprises outside lower seal slide plate 6 and inboard lower seal slide plate 7; They are separately fixed at the inboard and the outside of rotating frame 2 belows, and outside lower seal slide plate 6 is inserted into respectively in outside lower seal tank 4 and the inboard lower seal tank 5 with inboard lower seal slide plate 7.
Show the syndeton of drop bar breach and bogie wheels crossbeam junction 16 among the figure.The position of breach is corresponding with chassis power transmission shaft mounting rail position, and the cross section of the geometry of breach and power transmission shaft mounting rail adopts elasticity to connect and sealing with, segments in a circular shape sheet at this.This structure can make the drop bar opening through chassis axle mounting rail place cooperate better with the crossbeam outline, makes sealing effectiveness reach optimum state.
Show among the figure; Bottom seals position 11 is to adopt labyrinth-type excluder at central cooler supply air duct two ends; Labyrinth-type excluder carries out labyrinth sealing to rotation dolly bottom at the two ends, air channel by sealed rubber plate or other elastomeric material, and forms a sealing, semicircular seal cavity with ring packing tank support 8 both sides.Convex portion is provided with resetting means through the sealing plate flexural deformation that lower seals causes in the sealed rubber plate side under the rotation dolly rotary carriage wheel shaft mounting rail in order to overcome, and guarantees that sealed rubber plate passes through under the axletree mounting rail to return to normality behind the convex portion.
Claims (6)
1. improved central cooler sealing device; It is characterized in that: it is made up of lower seal tank, lower seal slide plate; The lower seal tank is an annular water tank, and the lower seal slide plate is the circular of several sections ring segments compositions, and the ring segment circle diameter of lower seal slide plate and sink center's circle diameter of lower seal tank are complementary; Lower seal neatly plate is fixedly mounted under the lower end and chassis axle of rotating frame (2); The lower seal tank is fixed on rotating frame (2) below, chassis operation guide rail is positioned at the top that basis (9) is installed, and the lower seal slide plate is inserted in the lower seal tank, and the lower seal tank is connected with water replanishing device, apparatus for recovering.
2. improved central cooler sealing device according to claim 1; It is characterized in that: the annular water tank of said lower seal tank has one section breach on circumference; The position of breach is corresponding with circular cooler trolley loading and unloading position (12); Continuous circular shape tank jaggy is in 180-310 degree circumference range, and the end of annular water tank indentation, there is downward recovery tube (14).
3. improved central cooler sealing device according to claim 2; It is characterized in that: said lower seal tank comprises outside lower seal tank (4) and inboard lower seal tank (5); They are separately fixed at rotating frame (2) below, and are relative with the outside and the inboard of rotating frame (2).
4. improved central cooler sealing device according to claim 3 is characterized in that: said outside lower seal tank (4) and inboard lower seal tank (5) seal respectively and are fixed on the top, air channel.
5. improved central cooler sealing device according to claim 4; It is characterized in that: described lower seal slide plate comprises outside lower seal slide plate (6) and inboard lower seal slide plate (7); They are separately fixed under the outside and inboard and chassis axle of rotating frame (2) below, and outside lower seal slide plate (6) and inboard lower seal slide plate (7) are inserted into respectively in outside lower seal tank (4) and the inboard lower seal tank (5).
6. improved central cooler sealing device according to claim 5 is characterized in that: adopt elastomeric material to connect and sealing between the said lower seal slide plate that is installed in segmentation under rotating frame (2) below and the chassis axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100186887A CN102564144A (en) | 2011-11-24 | 2012-01-20 | Improved sealing device of circular cooler, |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110378428 | 2011-11-24 | ||
| CN201110378428.6 | 2011-11-24 | ||
| CN2012100186887A CN102564144A (en) | 2011-11-24 | 2012-01-20 | Improved sealing device of circular cooler, |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102564144A true CN102564144A (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100186887A Pending CN102564144A (en) | 2011-11-24 | 2012-01-20 | Improved sealing device of circular cooler, |
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| CN (1) | CN102564144A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457257A (en) * | 2014-11-27 | 2015-03-25 | 攀钢集团攀枝花钢钒有限公司 | Sintering machine trolley bottom two-side sealing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2922077B2 (en) * | 1993-03-02 | 1999-07-19 | 日本鋼管株式会社 | Cooling device for high temperature powder |
| CN101738095A (en) * | 2008-11-21 | 2010-06-16 | 中冶长天国际工程有限责任公司 | Air inlet system for circular cooler and annular air passage and annular liquid tank |
| CN101929804A (en) * | 2009-06-26 | 2010-12-29 | 中冶长天国际工程有限责任公司 | Circular cooler air inlet system |
| CN101957146A (en) * | 2010-09-07 | 2011-01-26 | 秦皇岛鸿泰机械有限公司 | Sealing device for annular cooling machine |
| CN202547405U (en) * | 2011-11-24 | 2012-11-21 | 张志良 | Improved circular cooler sealing device |
-
2012
- 2012-01-20 CN CN2012100186887A patent/CN102564144A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2922077B2 (en) * | 1993-03-02 | 1999-07-19 | 日本鋼管株式会社 | Cooling device for high temperature powder |
| CN101738095A (en) * | 2008-11-21 | 2010-06-16 | 中冶长天国际工程有限责任公司 | Air inlet system for circular cooler and annular air passage and annular liquid tank |
| CN101929804A (en) * | 2009-06-26 | 2010-12-29 | 中冶长天国际工程有限责任公司 | Circular cooler air inlet system |
| CN101957146A (en) * | 2010-09-07 | 2011-01-26 | 秦皇岛鸿泰机械有限公司 | Sealing device for annular cooling machine |
| CN202547405U (en) * | 2011-11-24 | 2012-11-21 | 张志良 | Improved circular cooler sealing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457257A (en) * | 2014-11-27 | 2015-03-25 | 攀钢集团攀枝花钢钒有限公司 | Sintering machine trolley bottom two-side sealing structure |
| CN104457257B (en) * | 2014-11-27 | 2016-06-01 | 攀钢集团攀枝花钢钒有限公司 | Sintering pallet bottom both sides sealing structure |
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Application publication date: 20120711 |