CN102057241A - Air supply device and high-temperature particulate cooling facility equipped with same air supply device - Google Patents
Air supply device and high-temperature particulate cooling facility equipped with same air supply device Download PDFInfo
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- CN102057241A CN102057241A CN200980121634XA CN200980121634A CN102057241A CN 102057241 A CN102057241 A CN 102057241A CN 200980121634X A CN200980121634X A CN 200980121634XA CN 200980121634 A CN200980121634 A CN 200980121634A CN 102057241 A CN102057241 A CN 102057241A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/26—Cooling of roasted, sintered, or agglomerated ores
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B21/00—Open or uncovered sintering apparatus; Other heat-treatment apparatus of like construction
- F27B21/02—Sintering grates or tables
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
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Abstract
Disclosed are an air supply device and a high-temperature particulate cooling facility equipped with the air supply device that are used to cool a high-temperature particulate such as sintered ore, pellets or high-temperature clinker and that have superior usage efficiency and good maintainability. The upper parts of water seal chamber upper spaces (24i), (24i) on the movable air passage (25) side and the upper part of the movable air passage (25) are connected, and the ring-shaped air passage (25) is continuous in the circumferential direction. In addition, an air damper (81) is provided in the linking air duct (26) thereof, and the air damper (81) is closed in an ore supply/discharge section (B) and open in a cooling section (C).
Description
Technical field
The present invention relates to the air fed air feeder of transporter (carriage) that go up to move at mobile route (carriage path) and possess this air feeder and the sintered ore (sintered ore) of high temperature or pelletized ore (pelletized ore) etc. are equipped on transporter and the high temperature powder body cooling device (Cooling system for hot grain/lump material) that cools off.
Background technology
A kind of as high temperature powder body cooling device has the sintered ore cooling device.This sintered ore cooling device constitutes, to be equipped on transporter as the sintered ore of high temperature powder body, during moving, flow through tempering air upward usually from the below of transporter along circular mobile route, thereby sintered ore is cooled off (for example, with reference to patent documentation 1～3).
This sintered ore cooling device is disposing transporter (carriage) freely along moving between interior all side sidewalls of circular path and the outer circumferential side sidewall, and this transporter will a plurality ofly be used for dish type cars (pan carriage) bindings of mounting sintered ore.Be provided with bellows (cool-air box) in the bottom of dish type car, and hitherward supply with the cooling air.On the bellows of each dish type car, move the chimeric freely fixation side looped pipeline (stationary circular duct) that is connected with via linking pipeline, and on this fixation side ring-type air duct, move the chimeric freely movable side ring shape air duct (movable circular duct) that is connected with, and then dispose the cooling air feeder and supply with tempering air via linking air duct via water sealing device (water sealing).
This water sealing device has interior Zhou Huanzhuan water-stop chamber and the periphery ring-type water-stop chamber that is formed at movable side ring shape air duct, fixation side ring-type air duct is made of the watertight shrouding, and this watertight shrouding is not had the bottom by the sealing water logging that the Zhou Huanzhuan water-stop is indoor and periphery ring-type water-stop is indoor in described.
Below, based on Fig. 9～Figure 15, describe an example of above-mentioned sintered ore cooling device in detail.
In Figure 10, transporter 1 moves configuration freely along the mobile route A (carriage path A) of circle shown in Figure 9.This transporter 1 make sintered ore from supply with ore portion 8 by cooling end C to discharging during ore portion 9 moves, carry out the cooling of sintered ore by the cooling air.In addition, below, will supply with ore portion 8 (material feed zone 8) and supply with ore 8 (the material discharge zone 9) of portion and be called altogether for the B (feed﹠amp of ore discharge stone portion (or atmosphere splenium); Discharge zone B, or atmospheric zone B), in addition, as shown in figure 15, the situation that the D of Waste Heat Recovery portion (waste heat recovery zone D) is set in the part of cooling end C (cooling zone C) is arranged.
As shown in figure 10, this transporter 1 comprises a plurality of dish type cars 7, inner circular sidewall 3 and outside circular side wall 4.These a plurality of dish type cars 7 move via guiding wheel 5a and are disposed at the pair of right and left guide rail 6a that lays along mobile route A freely, and link mutually.Inner circular sidewall 3 (inner circular sidewall 3) and outside circular side wall 4 (outer circular sidewall 4) link mutually and are configured on the dish type car 7 by linking beam 2 (connection beam), and have the sidecar wheel 5b by siding track 6b guiding.And each dish type car 7 connects to around horizontal axis to tilt freely downwards with circular side wall 3,4 by anterior respectively.In discharging ore portion 9, as shown in figure 11, by making guide rail 6a, and dish type car 7 is tilted downwards, thereby the sintered ore of lift-launch can be discharged downwards via guiding wheel 5a with respect to horizontal direction displacement downwards.
As shown in figure 12, above-mentioned each dish type car 7 comprises: forwardly both sides have the dish type vehicle main body 11 of guiding wheel 5a; Be arranged on the bellows 12 of these dish type vehicle main body 11 bottoms.And, be formed with the vent board 13 of a plurality of passages in the configuration of the upper surface of these bellows 12.In addition, on these bellows 12, for example peristome 14 is set in the bottom of inner circular sidewall 3.On the inner circular sidewall 3 of above-mentioned transporter 1, as shown in Figure 12 and Figure 13, the movable side ring shape air duct 21 of upper surface open is set along the mobile route A of circle shown in Figure 9.And the bellows 12 of dish type car 7 are communicated with via the binding gas pipeline 26 that is connected with peristome 14 with movable side ring shape air duct 21.And, in this movable side ring shape air duct 21, inside side walls portion 22 and outside side wall portion 23 form double-wall structure by interior plate 22a, 23a and outer panel 22b, 23b, thereby form the interior Zhou Huanzhuan water-stop chamber 24a and the periphery ring-type water-stop chamber 24b of upper surface open respectively.And, between the inside side walls portion 22 of movable side ring shape air duct 21 and outside side wall portion 23, be formed with the movable side air flue 25 of ring-type.
And, disposing fixation side ring-type air duct 31, this fixation side ring-type air duct 31 covers the top integral body of this movable side ring shape air duct 21, and is formed with the fixation side air flue 37 of the ring-type that is communicated with movable side air flue 25.This fixation side ring-type air duct 31 forms the open コ shaped sections of lower surface by top plate portion 40 and both sides side wall portion 32,33, and connects a plurality of intermediate air pipelines 38 and will cool off air to 37 supplies of fixation side air flue from Fig. 9, circular-arc air head 39 shown in Figure 10 on the top plate portion 40 of cooling end C.In addition, be not connected with intermediate air pipeline 38 for the ore discharge stone B of portion (supply with ore portion 8 and discharge ore portion 9).
As shown in Figure 12 and Figure 13, this fixation side ring-type air duct 31 is connected via water sealing device 28 with above-mentioned movable side ring shape air duct 21.This water sealing device 28 comprises: above-mentioned interior Zhou Huanzhuan water-stop chamber 24a and periphery ring-type water-stop chamber 24b; Watertight shrouding 34a, 34b, it, hangs down in ring-type water-stop chamber 24a, the 24b (circular water seal chamber 24a, 24b) of both sides in the lower end undersurface mode of submerging via mounting flange 35 from the both sides side wall portion 32,33 of fixation side ring-type air duct 31.And, at the upper outside of each watertight shrouding 34a, 34b outstanding cover plate 36a, the 36b of being provided with of mode with the outside that covers ring-type water-stop chamber 24a, 24b.In addition, in Figure 12, Figure 13, symbol 24i represents the water-stop chamber upper space of movable side air flue 25 sides.
In addition, on the position except that intermediate air pipeline 38 of fixation side ring-type air duct 31, fixed head 42 is installed via expansion joint 41, on the other hand, the upper end is installed in the upper end of interior plate 22a and outer panel 23a and implements labyrinth sealing near labyrinth plate 43a, the 43b of fixed head 42.
In addition, dispose fixed cover 51 on the top of mobile route A, this fixed cover 51 comprises: the interior periphery fixed side 51a, the 51b that are configured in the upper end of inside and outside circular side wall 23,24 via sealing device; By the fixedly top board 51c of upper end with interior periphery fixed side 51a, 51b binding.And, on the assigned position of this fixed cover 51, be connected with exhaust piping 52.
In addition, as shown in figure 14, on the movable side air flue 25 of movable side ring shape air duct 21, each is linked air duct 26 (each dish type car 7) dividing plate 47 is set.The labyrinth sealing 43c approaching with fixed head 42 implemented in the upper end of this dividing plate 47 (partition plate).(direction of rotation) links air duct 26 intervals of living in movable side air flue 25 separations by each thus, in a circumferential direction.In addition, above-mentioned dividing plate is not set on water sealing device 28.
In addition, though above narrate, the situation that the D of Waste Heat Recovery portion is set in the part of cooling end C is as shown in figure 15 also arranged.In the D of this Waste Heat Recovery portion, after the air that becomes high temperature from cooling sintered ore carries out recuperation of heat, this air is supplied with to ring-type air duct 31 as the cooling air once more.
Patent documentation 1: Japanese kokai publication hei 4-139380 communique
Patent documentation 2: Japanese kokai publication hei 6-257955 communique
Patent documentation 3: TOHKEMY 2000-310489 communique
Summary of the invention
In the sintered ore cooling device that constitutes as mentioned above, there is following problem.
In for the ore discharge stone B of portion, the pressure of movable side air flue 25 or bellows 12 is atmospheric pressure.On the other hand, the pressure of the movable side air flue 25 among the cooling end C is 300～500mmAq (hereinafter referred to as " cooling differential pressure "), in configuration aspects, water-stop chamber upper space 24i also keeps this pressure by fixed head 42 and labyrinth plate 43a, 43b, 43c.Yet the length of fixed head 42 is more than the 10m, is difficult to this length is sealed fully on manufacturing technology.And, with the aging phenomenon of the long-term use ground that supplements and complements each other, between labyrinth plate 43a, 43b, 43c and fixed head 42, producing the gap, the cooling air of water- stop chamber space 24i, 24i spills.Thus, cooling effectiveness descends.
In addition, flow in water-stop chamber upper space 24i, the 24i from movable side air flue 25 in cooling end C with the air in the suitable amount of the inleakage that supplies the ore discharge stone B of portion to spill, the fierceness that leaked-in air produces in water-stop chamber upper space 24i, 24i owing to cool off differential pressure to the air that supplies the ore discharge stone B of portion direction flows.Thus, in ring-type water- stop chamber 24a, 24b for the ore discharge stone B of portion, the fluctuation of sealing water generates, or air goes out to movable side air flue 25 side leakages from labyrinth sealing portion, accompany ground with the sealing water in ring-type water-stop chamber 24a, the 24b this moment, and water disperses to movable side air flue 25.Disperse and accumulate in sealing water in the movable side air flue 25 and further disperse in dish type car 7 and be attached to for the wall of the ore discharge stone B of portion or dish type car 7 etc.And the dust of sintered ore adheres to and solidifies when growing up in this water droplet that adheres to, and becomes wet dirt, can produce faults such as corrosion such as dish type car 7 grades or obstruction, and hinder normal running.And, because the fluctuation of sealing water or disperse, and water sealing property worsens, cooling effectiveness descends.
In order to tackle the problems referred to above, the mode that the gap of itself and fixed head 42 is roughly disappeared manages.Yet, be difficult to manage a plurality of labyrinth plate 43a, 43b, the 43c that are arranged in the long and big movable side ring shape air duct 21.Because the running of equipment and aging, this gap further enlarges, and sealing property descends, but can't adjust in the running of equipment.
In patent documentation 3,, as shown in figure 16, propose to have by replenish the method for compressed air (auxiliary air) to the water-stop chamber of movable side air flue 25 sides upper space 24i, 24i for the ore discharge stone B of portion in order to prevent to seal the fault of dispersing and producing of water.Promptly, intermediate air pipeline 38 top sets at the port of export of cooling end C are connected with entrance side lateral (auxiliary air feed mechanism) 61a, the leading section of this entrance side lateral 61a is connected with the top plate portion 40 of the fixation side ring-type air duct 31 of the inlet of discharging ore portion 9, intermediate air pipeline 38 top sets at the arrival end of cooling end C are connected with outlet side lateral (auxiliary air feed mechanism) 61b, and the leading section of this outlet side lateral 61b is connected with the top plate portion 40 of the fixation side ring-type air duct 31 of the outlet of supplying with ore portion 8.And, supply with the auxiliary air that comes from described lateral 61a, 61b and supply with from both sides water-stop chamber upper space 24i, the 24i to the inside that passes fixed head 42 between the expansion joint 41 of devices spaced apart configuration.Thus, by the auxiliary air that replenishes from lateral 61a, 61b, can significantly relax the speed to the air that supplies the ore discharge stone B of portion side flow, thereby can prevent to seal dispersing of water at water-stop chamber upper space 24i, 24i.
Yet, in the method that this patent documentation 3 is proposed, to leak out when increasing, a large amount of ancillary air stream is to back pressure usefulness, and the result is increases of leaking out of cooling air, and balance destruction and produce the described fault of leaking out and causing.
The present invention In view of the foregoing makes; purpose is the high temperature powder body cooling device that a kind of air feeder is provided and possesses this air feeder; it uses when high temperature powder bodies such as cooling sintered ore or pelletized ore, and service efficiency is good, and maintainability is also good.
To achieve these goals, the invention provides following air feeder and high temperature powder body cooling device.
[1]. a kind of air feeder possesses: move a plurality of transporters of configuration freely along circular mobile route; Along described mobile route configuration and via linking the movable side ring shape air duct that air duct is connected with each transporter; And move freely and the chimeric fixation side ring-type air duct of described movable side ring shape air duct along mobile route configuration and via water sealing device,
Described movable side ring shape air duct and described fixation side ring-type air duct form the ring-type air flue,
Described water sealing device comprises the watertight shrouding that submerges along the ring-type water-stop chamber of mobile route configuration and bottom in the indoor sealing water of this ring-type water-stop,
Assigned position at mobile route is provided with the atmosphere splenium that prevents that the air in the transporter from spilling, and described air feeder is characterised in that,
The ring-type water-stop chamber upper space of described ring-type air flue side is communicated with the ring-type air flue of described movable side ring shape air duct side,
The ring-type air flue of described movable side ring shape air duct side is communicated with in a circumferential direction, and,
In described atmosphere splenium, possesses the binding air duct closing means of the described connection air duct of sealing.
[2]. according to [1] described air feeder, it is characterized in that, for the ring-type air flue that makes described movable side ring shape air duct is communicated with in a circumferential direction, and the dividing plate that the movable side air flue of movable side ring shape air duct is separated in a circumferential direction is not set.
[3]. according to [1] described air feeder, it is characterized in that, for the ring-type air flue that makes described movable side ring shape air duct is communicated with in a circumferential direction, and on the dividing plate that the ring-type air flue of movable side ring shape air duct is separated in a circumferential direction, notch is set.
[4]. according to each described air feeder in [1]～[3], it is characterized in that, described binding air duct closing means is provided with damper on described binding air duct, seal this damper at described atmosphere splenium, opens this damper beyond described atmosphere splenium.
[5]. according to each described air feeder in [1]～[3], it is characterized in that, in the described binding air duct closing means, in the fixation side ring-type air duct of described atmosphere splenium, be equipped with and link the air duct closure plate, link the air duct closure plate by this, will link the inlet sealing of air duct.
[6]. according to each described air feeder in [1]～[5], it is characterized in that, be used to prevent that foreign matter from preventing that from the indoor foreign matter intrusion of described ring-type air flue intrusion ring-type water-stop plate is arranged on the top of described ring-type air flue side.
[7]. according to each described air feeder in [1]～[6], it is characterized in that, be provided with the foreign matter that is used for the indoor foreign matter of ring-type water-stop is reclaimed and reclaim the unit.
[8]. a kind of high temperature powder body cooling device, it is characterized in that, possess [1]～[7] in each described air feeder, use the air of supplying with to transporter from this air feeder that high temperature powder body is cooled off.
[9]., it is characterized in that described transporter comprises circular side wall that is configured in the inboard and the outside and a plurality of dish type cars that carry high temperature powder body in the bottom of described circular side wall according to [8] described high temperature powder body cooling device,
The air of supplying with to described transporter is the cooling air that the high temperature powder body that is equipped on described dish type car is cooled off.
[10]., it is characterized in that possessing from the side siding track and sidecar wheel according to [8] or [9] described high temperature powder body cooling device, even this sidecar wheel is for also adjusting the structure of position during the moving of transporter to the mobile channeling conduct supporting of transporter.
The invention effect
According to the present invention, the air feeder that a kind of service efficiency is good, maintainability is also good can be provided and possess the high temperature powder body cooling device of this air feeder.
Description of drawings
Fig. 1 is the major part enlarged drawing of embodiments of the present invention 1.
Fig. 2 is the major part enlarged drawing of embodiments of the present invention 1.
Fig. 3 is the major part enlarged drawing of embodiments of the present invention 1.
Fig. 4 is the major part enlarged drawing of embodiments of the present invention 1.
Fig. 5 is the major part enlarged drawing of embodiments of the present invention 2.
Fig. 6 is the major part enlarged drawing of embodiments of the present invention 2.
Fig. 7 is the major part enlarged drawing of embodiments of the present invention 3.
Fig. 8 is the major part enlarged drawing of embodiments of the present invention 3.
Fig. 9 is the whole vertical view of an existing example of sintered ore cooling device.
Figure 10 is the major part cutaway view of an existing example of sintered ore cooling device.
Figure 11 is the front view of an existing example of sintered ore cooling device.
Figure 12 is the key diagram of sintered ore cooling device in the past.
Figure 13 is the key diagram of sintered ore cooling device in the past.
Figure 14 is the key diagram of sintered ore cooling device in the past.
Figure 15 is the whole vertical view of another conventional example of sintered ore cooling device.
Figure 16 is the key diagram of existing sintered ore cooling device (patent documentation 3).
Symbol description
The A mobile route
B is for ore discharge stone portion
The C cooling end
D Waste Heat Recovery portion
1 transporter
2 link beam
3 inner circular sidewalls
4 outside circular side wall
5a guides wheel
5b sidecar wheel
The 6a guide rail
The 6b siding track
7 dish type cars
8 supply with ore portion
9 discharge ore portion
11 dish type vehicle main body
12 bellows
13 vent boards
14 peristomes
21 movable side ring shape air ducts
22 inside side walls portions
22a inside side walls portion interior plate
22b inside side walls portion outer panel
23 outside side wall portions
23a outside side wall portion interior plate
23b outside side wall portion outer panel
Zhou Huanzhuan water-stop chamber in the 24a
24b periphery ring-type water-stop chamber
24i water-stop chamber upper space
25 movable side air flues
26 link air duct
28 water sealing devices
31 fixation side ring-type air ducts
32,33 side wall portions
34a, 34b watertight shrouding
35 mounting flanges
36a, 36b cover plate
37 fixation side air flues
38 intermediate air pipelines
39 circular-arc air heads
40 top plate portions
41 expansion joints
42 fixed heads
43a, 43b, 43c labyrinth plate
47 dividing plates (in the past)
47a dividing plate (the present invention)
61a, 61b lateral
81 dampers
85 foreign matters are invaded and are prevented plate
91 fixed heads
The 92a bar fixed head height of holding concurrently shows meter
The 92b locking nut
The 92c sealing mechanism
The 93a sealing ring
93b axle sealing
The 94a bar sealing ring leveler of holding concurrently
The 94b locking nut
The 94c disk spring
The 94d sealing mechanism
The specific embodiment
Below, be example explanation embodiments of the present invention with cooling device as the sintered ore of high temperature powder body.In addition, in this specification and accompanying drawing,, omit repeat specification by applying prosign for the structural element that has the identical function structure in fact.
The structure of the basic structure of the cooling device of the sintered ore in the embodiment 1 and earlier figures 9～shown in Figure 11 is identical.
The sintered ore cooling device of embodiment 1 has the transporter 1 that moves freely configuration along the mobile route A of circle shown in Figure 9.The sintered ore mounting is in transporter 1, from supply with ore portion 8 by cooling end C to discharging during ore portion 9 moves, cool off by the cooling air.
As shown in figure 10, described transporter 1 comprises a plurality of dish type cars 7, inner circular sidewall 3 and outside circular side wall 4.Described a plurality of dish type car 7 moves to be configured in freely along the pair of right and left guide rail 6a of mobile route A laying via guiding wheel 5a and goes up and binding mutually.Described inner circular sidewall 3 and outside circular side wall 4 link mutually by binding beam 2 and are configured on the dish type car 7, and have the sidecar wheel 5b by siding track 6b guiding.Each dish type car 7 links in the mode that tilts downwards freely around horizontal axis by anterior and circular side wall 3,4 respectively.
In discharging ore portion 9, by making guide rail 6a displacement downwards, and dish type car 7 is tilted downwards, thereby the sintered ore of lift-launch can be discharged downwards via guiding wheel 5a.
As shown in figure 12, described each dish type car 7 comprises: forwardly both sides have the dish type vehicle main body 11 of guiding wheel 5a; Be arranged on the bellows 12 (cool-air box12) of the bottom of this dish type vehicle main body 11.Bellows 12 surface thereon have the vent board 13 (louver-board 13) freely of ventilating.In addition, peristome 14 (opening14) for example is set in the bottom of inner circular sidewall 3 in these bellows 12, along mobile route A the movable side ring shape air duct 21 of upper surface open is set at this inner circular sidewall 3, the bellows 12 of dish type car 7 and movable side ring shape air duct 21 are via binding gas pipeline 26 connections that are connected with peristome 14.And, in this movable side ring shape air duct 21, inside side walls portion 22 and outside side wall portion 23 form double-wall structure by interior plate 22a, 23a and outer panel 22b, 23b, and form the interior Zhou Huanzhuan water-stop chamber 24a and the periphery ring-type water-stop chamber 24b of upper surface open respectively.And, between the inside side walls portion 22 of movable side ring shape air duct 21 and outside side wall portion 23, be formed with the movable side air flue 25 of ring-type.
Fixation side ring-type air duct 31 covers the top integral body of this movable side ring shape air duct 21, and forms the fixation side air flue 37 of the ring-type that is communicated with movable side air flue 25.This fixation side ring-type air duct 31 forms the open コ shaped sections of lower surface by top plate portion 40 and both sides side wall portion 32,33.On the top plate portion 40 of cooling end C, connect a plurality of intermediate air pipelines 38 and will cool off air to 37 supplies of fixation side air flue from circular-arc air head 39.In addition, be not connected with intermediate air pipeline 38 for the ore discharge stone B of portion (supply with ore portion 8 and discharge ore portion 9).
As shown in Figure 12 and Figure 13, this fixation side ring-type air duct 31 is connected via water sealing device 28 with above-mentioned movable side ring shape air duct 21.This water sealing device 28 comprises: Zhou Huanzhuan water-stop chamber 24a and periphery ring-type water-stop chamber 24b in described; From the both sides side wall portion 32,33 of fixation side ring-type air duct 31 via mounting flange 35, with lower end submerge undersurface mode hang down watertight shrouding 34a, 34b in ring-type water-stop chamber 24a, the 24b (circular water seal chamber 24a, 24b) of both sides.36a, 36b give prominence to the cover plate that is provided with in the upper outside of each watertight shrouding 34a, 34b in the mode in the outside of covering ring-type water- stop chamber 24a, 24b.
In addition, dispose fixed cover 51 on the top of mobile route A, this fixed cover 51 comprises: the interior periphery fixed side 51a, the 51b that are configured in the upper end of inside and outside circular side wall 23,24 via sealing device; And, on the assigned position of this fixed cover 51, be connected with exhaust piping 52 by the fixedly top board 51c of upper end with interior periphery fixed side 51a, 51b binding.
In addition, in this embodiment, as shown in figure 15, the D of Waste Heat Recovery portion is set in the part of cooling end C, in the D of this Waste Heat Recovery portion, after the air that becomes high temperature from cooling sintered ore carries out recuperation of heat, this air is supplied with to fixation side ring-type air duct 31 once more.
In addition, this embodiment 1 has following structure.
(A) be Fig. 1, shown in Figure 2 as the major part cutaway view in the embodiments of the present invention 1, labyrinth sealing portion (fixed head 42 and labyrinth plate 43a, 43b) between water-stop chamber upper space 24i, the 24i that cancellation was arranged on movable side air flue 25 sides in the past and the movable side air flue 25, water-stop chamber upper space 24i, the 24i of movable side air flue 25 and movably the top of side air flue 25 be communicated with to become and can supply circulation of air.
(B) as shown in Figure 3, cancellation was arranged on dividing plate 47 and the labyrinth plate 43c on the movable side air flue 25 in the past, and movable side air flue 25 is communicated with in a circumferential direction.
(C) on each binding air duct 26, damper 81 is set.
This damper 81 as shown in Figure 1, becomes the state of closing and seals and link air duct 26 in supplying with the ore B of portion, suppress the cooling air and flow out, and in cooling end C, as shown in Figure 2, become out state and the open air duct 26 that links, will cool off air and supply with to bellows 12.In addition, the switching of this damper 81 is by machinery or electric control and carry out automatically.In addition, at this, damper 81 uses the butterfly dampers, but is not limited thereto, and can use other forms of damper such as swing type damper.
By above-mentioned structure, because forming in a circumferential direction, movable side air flue 25 and water-stop chamber upper space 24i, 24i do not have the air duct of separating of connection ring-type fully, and the interaction energy by damper 81 suppresses leaking out for the ore discharge stone B of portion reliably, therefore disappear with pressure differential between the cooling end C for the ore discharge stone B of portion, air no longer the cooling end C in the active side air flue 25 towards mobile for the ore discharge stone B of portion.
In addition, movable side air flue 25 and water-stop chamber upper space 24i, 24i form does not in a circumferential direction have the air duct of separating of connection ring-type fully, and the pressure of movable side air flue 25 and water-stop chamber upper space 24i, 24i is also identical on circumference.
In addition, owing to the pressure differential on the circumferencial direction that does not produce in movable side air flue 25 and water-stop chamber upper space 24i, the 24i, therefore in movable side air flue 25 and water-stop chamber upper space 24i, 24i, the air of circumferencial direction flows and does not also take place.Thus, in for the ore discharge stone B of portion, can not produce flowing to the air of movable side air flue 25 from water-stop chamber upper space 24i, 24i.
Consequently, can prevent generation by these faults of decline of the corrosion of dish type car 7 that causes from dispersing of the sealing water of ring-type water- stop chamber 24a, 24b etc. or cooling effectiveness.And, be arranged on the damper 81 that links on the air duct 26 and compare with existing labyrinth sealing portion (fixed head 42 and labyrinth plate 43a, 43b, 43c), keep management easily, maintainability is good.And, can be in the past because therefore fixed head 42 and the side that goes out of going into side and going out side or waste gas recoverer D for the ore discharge stone B of portion that intermediate air pipeline 38 can't be set also is provided with intermediate air pipeline 38 also can improve cooling capacity under the intact situation of equipment scale.
In addition, in waste gas recoverer D, after the air that becomes high temperature from cooling sintered ore carries out recuperation of heat, this air is supplied with as the cooling air once more, so the foreign matters such as dust of sintered ore are sneaked into this, and to cool off airborne situation more.This kind foreign matter is invaded and when being stacked into ring-type water- stop chamber 24a, 24b, because the damage of watertight shrouding 34a, 34b etc. cause water sealing property to wear out.Therefore, preferably as shown in Figure 4, foreign matter invaded prevent that plate (interference plate) 85 is arranged on the top of water-stop chamber upper space 24i, 24i, this foreign matter is invaded and prevent that plate 85 is used to prevent to be blended into this and cools off airborne foreign matter and invade in ring-type water-stop chamber 24a, the 24b via water-stop chamber upper space 24i, 24i between interior plate 22a, the 23a upper end of ring-type water- stop chamber 24a, 24b and mounting flange 35.Certainly, except that the D of Waste Heat Recovery portion, when foreign matter is blended in the cooling air of supply, foreign matter is set similarly invades and prevent that plate 85 from getting final product.
In addition, when being deposited among ring-type water-stop chamber 24a, the 24b, preferably be provided for attracting, reclaiming the suction device (not shown) of this foreign matter from ring-type water- stop chamber 24a, 24b when the intrusion of foreign matters such as dust.The position that is provided with of this suction device is getting final product for the ore discharge stone B of portion of space affluence.
In addition, if the siding track 6b that the advancing channeling conduct supporting of dish type car 7 is provided with from the side and the sidecar position of taking turns 5b concern when inappropriate, advancing of dish type car 7 departs from and advances partially from circle, also rotates partially with the movable side ring shape air duct 21 that dish type car 7 links via linking air duct 26.Consequently, at the ring-type water-stop chamber 24a, the 24b that are arranged at movable side ring shape air duct 21 sides and be arranged in the relativeness of watertight shrouding 34a, 34b of fixation side ring-type air duct 31 sides and produce big shearing, water sealing property descends.In order to prevent this situation, need become the siding track 6b of the reason of advancing partially and the adjustment in the gap between the sidecar wheel 5b, but be the fixed of straight line adjustment in the past, so can only when stopping, adjusting, therefore can't when confirming rotation status, carry out the adjustment between on-stream period, thereby be difficult to carry out correct adjustment.
Therefore, at this, sidecar is taken turns 5b form the structure that to adjust by screw jack.Thus, even the on-stream position adjustment that also can carry out sidecar wheel 5b, the rotation of ring-type water- stop chamber 24a, 24b can keep high roundness, thereby prevents the decline of water sealing property.
That is, in this embodiment 2, be Fig. 5, shown in Figure 6 as the major part cutaway view in the present embodiment, the dividing plate 47a that has been provided with the upper cut-out of existing dividing plate 47 is communicated with movable side air flue 25 in a circumferential direction.
In addition, in Fig. 5, Fig. 6, otch has been carried out on the top of existing dividing plate 47, but also can incision hole be set in the part of existing dividing plate 47.
Promptly, this embodiment 3 is Fig. 7, shown in Figure 8 as the major part cutaway view in the present embodiment, in for the ore discharge stone B of portion, show that the lower end of meter 92a is installed and link air duct closure plate (fixed head) 91 at the bar fixed head height of holding concurrently, this bar fixed head height of holding concurrently shows that meter 92a is fixed on the top plate portion 40 of fixation side ring-type air duct 31 by locking nut 92b, by this fixed head 91, sealing links the inlet of air duct 26.And, the inhibition effect of leaking out when linking air ducts 26 inlets by fixed head 91 sealing in order to improve, and sealing the inlet that links air duct 26 by a sealing ring 93a and a sealing 93b, described sealing ring 93a and axle sealing 93b are installed in by locking nut 94b and disk spring 94c and are fixed on the upper end that the bar on the binding air duct 26 is held concurrently sealing ring leveler 94a.
In addition, the 92c among Fig. 7 is the sealing mechanism between bar 92a and the top plate portion 40, and the 94d among Fig. 7 is the sealing mechanism between bar 93a and the binding air duct 26.
In addition, the height and position of fixed head 91 can be adjusted to suitable position by bar 92a and locking nut 92b, and the height and position of sealing ring 93a can be adjusted to suitable position by bar 94a and locking nut 94b.
In addition, as shown in Figure 8, at the approaching side front end inlet porting guide reel 95 to the confession ore discharge stone B of portion of fixed head 91, thus, follow to link moving of air duct 26, fixed head 91 can successfully seal the inlet that links air duct 26.
Consequently, in this kind embodiment 3, thereby removable air chamber 25 forms and does not have being communicated with the ring-type air duct fully and obtaining the effect same with embodiment 1 of dividing plate.
In addition, in above-mentioned embodiment 1～3, be provided with the D of Waste Heat Recovery portion, but the present invention also can be applicable to the situation that the D of Waste Heat Recovery portion is not set certainly.
In addition, in above-mentioned embodiment 1～3, fixation side ring-type air duct 31 covers movable side ring shape air duct 21 from the top, but the present invention can be applicable to that also movable side ring shape air duct 21 is from the situation of top covering fixation side ring-type air duct 31 shown in patent documentation 1.
In addition, in this embodiment 1～3 of the sealing function that does not have labyrinth sealing portion to produce,, very effective aspect the decline that prevents water sealing property by forming the carrier structure that to adjust the position of above-mentioned sidecar wheel 5b by screw jack.Form the carrier structure of the position that can adjust sidecar wheel 5b, except this embodiment 1～3, can also be applicable to the sintered ore cooling device (for example patent documentation 1～3) that possesses same water-stop mechanism.
And, be that example is narrated at this cooling device, but the present invention also can be applicable to other the cooling device of high temperature powder body such as powder, high-temperature slag with sintered ore.
More than, with reference to description of drawings preferred embodiment of the present invention, but the present invention is not limited to described example.Those skilled in the art can expect various modifications or modification in the category of the technological thought that claims are put down in writing, these are also contained in the technical scope of the present invention certainly.
Claims (10)
1. an air feeder possesses: move a plurality of transporters of configuration freely along circular mobile route; Along described mobile route configuration and via linking the movable side ring shape air duct that air duct is connected with each transporter; And move freely and the chimeric fixation side ring-type air duct of described movable side ring shape air duct along mobile route configuration and via water sealing device,
Described movable side ring shape air duct and described fixation side ring-type air duct form the ring-type air flue,
Described water sealing device comprises the watertight shrouding that submerges along the ring-type water-stop chamber of mobile route configuration and bottom in the indoor sealing water of this ring-type water-stop,
Assigned position at mobile route is provided with the atmosphere splenium that prevents that the air in the transporter from spilling, and described air feeder is characterised in that,
The ring-type water-stop chamber upper space of described ring-type air flue side is communicated with the ring-type air flue of described movable side ring shape air duct side,
The ring-type air flue of described movable side ring shape air duct side is communicated with in a circumferential direction, and,
In described atmosphere splenium, possesses the binding air duct closing means of the described connection air duct of sealing.
2. air feeder according to claim 1 is characterized in that,
For the ring-type air flue that makes described movable side ring shape air duct is communicated with in a circumferential direction, and the dividing plate that the movable side air flue of movable side ring shape air duct is separated in a circumferential direction is not set.
3. air feeder according to claim 1 is characterized in that,
For the ring-type air flue that makes described movable side ring shape air duct is communicated with in a circumferential direction, and on the dividing plate that the ring-type air flue of movable side ring shape air duct is separated in a circumferential direction, notch is set.
4. according to each described air feeder in the claim 1～3, it is characterized in that,
Described binding air duct closing means is provided with damper on described binding air duct, seal this damper at described atmosphere splenium, opens this damper beyond described atmosphere splenium.
5. according to each described air feeder in the claim 1～3, it is characterized in that,
In the described binding air duct closing means, binding air duct closure plate is installed in the fixation side ring-type air duct of described atmosphere splenium, links the air duct closure plate, will link the inlet sealing of air duct by this.
6. according to each described air feeder in the claim 1～5, it is characterized in that,
Be used to prevent that foreign matter from preventing that from the indoor foreign matter intrusion of described ring-type air flue intrusion ring-type water-stop plate is arranged on the top of described ring-type air flue side.
7. according to each described air feeder in the claim 1～6, it is characterized in that,
Be provided with the foreign matter that is used for the indoor foreign matter of ring-type water-stop is reclaimed and reclaim the unit.
8. a high temperature powder body cooling device is characterized in that,
Possess each described air feeder in the claim 1～7, use the air of supplying with to transporter from this air feeder that high temperature powder body is cooled off.
9. high temperature powder body cooling device according to claim 8 is characterized in that,
Transporter comprises circular side wall that is configured in the inboard and the outside and a plurality of dish type cars that carry high temperature powder body in the bottom of described circular side wall,
The air of supplying with to transporter is the cooling air that the high temperature powder body that is equipped on the dish type car is cooled off.
10. according to Claim 8 or 9 described high temperature powder body cooling devices, it is characterized in that,
Possess from the side siding track and sidecar wheel, even this sidecar wheel is for also adjusting the structure of position during the moving of transporter to the mobile channeling conduct supporting of transporter.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-150005 | 2008-06-09 | ||
| JP2008150005A JP5319964B2 (en) | 2008-06-09 | 2008-06-09 | AIR SUPPLY DEVICE AND HIGH-TEMPERATURE POWDER COOLING EQUIPMENT HAVING THE AIR SUPPLY DEVICE |
| PCT/JP2009/060816 WO2009151131A1 (en) | 2008-06-09 | 2009-06-09 | Air supply device and high‑temperature particulate cooling facility equipped with same air supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102057241A true CN102057241A (en) | 2011-05-11 |
| CN102057241B CN102057241B (en) | 2014-04-02 |
Family
ID=41416833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980121634.XA Expired - Fee Related CN102057241B (en) | 2008-06-09 | 2009-06-09 | Air supply device and high-temperature particulate cooling facility equipped with same air supply device |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20110168352A1 (en) |
| EP (1) | EP2295910B1 (en) |
| JP (1) | JP5319964B2 (en) |
| KR (1) | KR101222612B1 (en) |
| CN (1) | CN102057241B (en) |
| BR (1) | BRPI0915016B1 (en) |
| RU (1) | RU2454621C1 (en) |
| TW (1) | TWI390170B (en) |
| WO (1) | WO2009151131A1 (en) |
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| CN102589288A (en) * | 2012-03-06 | 2012-07-18 | 杨东进 | Rotary sintering machine |
| CN103062413A (en) * | 2013-01-23 | 2013-04-24 | 中冶长天国际工程有限责任公司 | Annular cooler and non-cooling-area liquid sealing device thereof |
| CN103215445A (en) * | 2013-05-03 | 2013-07-24 | 湖南长拓高科冶金有限公司 | High-temperature powder cooling device and cooling method |
| CN107328269A (en) * | 2017-07-14 | 2017-11-07 | 甘肃蓝科石化高新装备股份有限公司 | A kind of shell-and-plate heat exchanger being made up of parallel plate beam |
| CN112683066A (en) * | 2019-10-17 | 2021-04-20 | 普锐特冶金技术日本有限公司 | Sinter cooling device |
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| CN102466413B (en) * | 2010-11-08 | 2013-08-28 | 中冶长天国际工程有限责任公司 | Circular cooler and liquid groove desilting device thereof |
| CN102261850B (en) * | 2011-09-08 | 2013-09-18 | 中冶华天工程技术有限公司 | Water-sealed circular cooler |
| JP5561443B2 (en) * | 2012-07-18 | 2014-07-30 | Ｊｆｅスチール株式会社 | Method for producing sintered ore |
| CN103983118B (en) * | 2013-02-07 | 2018-06-22 | 山东省冶金设计院股份有限公司 | Water-stop annular cooler |
| CN104101218B (en) * | 2013-04-14 | 2016-06-08 | 李纪萱 | Holder rail formula labyrinth water-sealed circular cooler |
| CN106403619B (en) * | 2016-10-31 | 2018-07-20 | 中冶华天工程技术有限公司 | Prevent the water sealing device of siltation |
| CN107314684B (en) * | 2017-07-21 | 2023-12-29 | 云南丰普科技有限公司 | Blast sealing structure of circular cooler |
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| CN109668443B (en) * | 2019-01-15 | 2020-05-08 | 中冶华天工程技术有限公司 | Water tank end sealing device of water sealing system of ring cooling machine |
| JP7200187B2 (en) * | 2020-09-28 | 2023-01-06 | 株式会社日立製作所 | Rail vehicle air conditioner |
| CN112197599B (en) * | 2020-10-21 | 2022-05-13 | 中冶北方（大连）工程技术有限公司 | Circular air duct partition device of circular cooler |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP2295910A1 (en) | 2011-03-16 |
| EP2295910B1 (en) | 2016-09-21 |
| JP5319964B2 (en) | 2013-10-16 |
| BRPI0915016B1 (en) | 2018-01-30 |
| TWI390170B (en) | 2013-03-21 |
| WO2009151131A1 (en) | 2009-12-17 |
| KR101222612B1 (en) | 2013-01-16 |
| CN102057241B (en) | 2014-04-02 |
| KR20110004479A (en) | 2011-01-13 |
| RU2454621C1 (en) | 2012-06-27 |
| US20110168352A1 (en) | 2011-07-14 |
| TW201009276A (en) | 2010-03-01 |
| EP2295910A4 (en) | 2014-10-22 |
| JP2009293890A (en) | 2009-12-17 |
| BRPI0915016A2 (en) | 2015-10-27 |
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