CN101236052A - All-sealing circulating cooling machine for clinker production - Google Patents
All-sealing circulating cooling machine for clinker production Download PDFInfo
- Publication number
- CN101236052A CN101236052A CNA2007100614709A CN200710061470A CN101236052A CN 101236052 A CN101236052 A CN 101236052A CN A2007100614709 A CNA2007100614709 A CN A2007100614709A CN 200710061470 A CN200710061470 A CN 200710061470A CN 101236052 A CN101236052 A CN 101236052A
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- waste gas
- cooling machine
- sealing
- belt
- cooler
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- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000001816 cooling Methods 0.000 title claims description 33
- 239000002912 waste gas Substances 0.000 claims abstract description 42
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 238000011084 recovery Methods 0.000 claims abstract description 17
- 239000000428 dust Substances 0.000 claims abstract description 11
- 239000002918 waste heat Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 11
- 238000004064 recycling Methods 0.000 abstract description 7
- 239000008188 pellet Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 210000000481 breast Anatomy 0.000 description 5
- 238000005245 sintering Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The invention provides fully sealed circulation cooler for clinker production, which comprises a belt cooler and sealing devices. A dust collector hood is arranged on the belt cooler, an air blower is arrange below the belt cooler, wherein a position, close to a discharging end of the belt cooler, on the dust collector hood is provided with waste gas collecting boxes mutually communicated, a waste gas distributor is connected to the waste gas collecting boxes by a recovery pipe line in series connection with a dust collector, a plurality of wind pipes are distributed on the waste gas distributor. The contacted and matched sealing devices are arranged between the belt cooler and a trolley. The fully sealed circulation cooler has the advantages that air leakage of the belt cooler is effectively resolved, recycling of waste gas heat source is realized, waste gas temperature is increased, residual heat is convenient in recycling and using, simultaneously influence, due to waste gas discharging in the air, on environment is reduced, and the fully sealed circulation cooler is used for belt or ring coolers in production of sintered ore, pellet ore or the solidified and agglomerated clinker by high-temperature reaction.
Description
Technical field
The present invention relates to a kind of improvement structure of all-sealing circulating cooling machine for clinker production, mainly be applicable to sintering deposit, pellet or be consolidated into the straight line cooler or the circular cooler of the grog production usefulness of piece, improve energy utilization rate by pyroreaction.
Background technology
In sintering deposit, pellet were produced, sintering deposit or pellet process for cooling were one of important operations, and it produces stable giving security for next procedure.General direct outer being discharged in the atmosphere of present straight line cooler waste gas, in order to improve energy utilization rate, all be to set up waste-heat recovery device on belt-cooling machine, Dui Ying lower end is provided with cooling air blower with it, can be recycled having 100 ℃ of-600 ℃ of waste gas parts like this; Another part is taken away by the waste gas that is discharged to outward in the atmosphere; In addition, between waste-heat recovery device and the chassis; Be Open architecture between the air-supply bucket of cooling air blower and the chassis, it is wasting another reason that the cooling air of sending into like this leaks away this by the open position; In addition, because cooler moves under the environment of high temperature, high dust for a long time, sealing plate, the breast board of chassis breast board inboard all produce distortion in various degree, thus another problem of leaking out that forms the slit, causes; Simultaneously chassis grate plate bottom constantly and the sealing plate on the bellows under the condition of high temperature, rub, form the slit in a large number and also can cause seriously and leak out, more than cause air leak rate of air curtain to reach more than 50%.So existing cooler high energy consumption, high pollution problem in cooling procedure fail thoroughly to solve so far always.Therefore must be improved and be improved.
Summary of the invention
In view of the situation of above-mentioned technology, the invention provides a kind of all-sealing circulating cooling machine for clinker production, have the waste gas of utilization recovery waste heat and hermetic architectural characteristic, thereby reach the purpose that energy-conservation and minimizing effluxes exhausted air quantity.
For achieving the above object, technical solution of the present invention is finished by following measure.A kind of all-sealing circulating cooling machine for clinker production comprises belt-cooling machine, is positioned to which is provided with dust gathering arrester; It has air blast, wherein is provided with the waste gas collection box that is connected on the dust gathering arrester near belt-cooling machine discharging position end, and the recovery channel by the serial connection deduster on it connects a waste gas distributor, is assigned some airducts on it; And between belt-cooling machine and chassis, be provided with and contact the sealing device that cooperates.Thereby not only by waste gas recovering device recycling the heat of waste gas; But also stopped the energy waste problem that leaking out of cooler brought by whole closing appliance.
In the present invention, related sealing device has on sealed body the wearing plate that connects a flute profile by a flexible sealing body with deflection, is movably arranged on the supporter on the sealed body, fix a magnet in its flute profile, be connected on the sealed body by spring action.Its effect is to utilize the wearing plate that can regulate deflection voluntarily to act on chassis all the time, has effectively sealed the generation of the air leakage phenomena of chassis side.Also can be regarded as, can not establish magnet being equipped with on the basis of spring.
In the present invention, related sealing device, according to seal request, it has the supporter front end that is connected at sealed body an arc leaf spring body is set, and connects wearing plate on it.Thereby control wear-resisting physical efficiency by the arc leaf spring body that utilization has a swing ability and keep in touch and realize sealing on the chassis side plate.Its effect is identical with above-mentioned hermetically-sealed construction with effect.
In the present invention, by actual conditions, can between its waste-heat recovery device and waste gas recovering device, a connecting pipe be set directly and be connected.Thereby can make full use of the waste gas of draining and directly send into waste gas recovering device and utilize once more.
In the present invention, for avoiding having a large amount of slags to fall in the air blast process, in sealed body, cause accumulation, and be provided with ash-discharging device in the bottom of sealing device; This ash-discharging device has an ash bucket that is tightly connected, and is connected to an ash discharging hole by unloading valve.Its effect is under the situation that guarantees sealing, and the slag in the sealed body of having drained is avoided existing influence of freely discharging the working site environmental condition.
A kind of all-sealing circulating cooling machine for clinker production of the present invention, collect recycling once more waste gas recovering device owing to set up the cooling exhaust thermal source, help improving EGT, be convenient to rational heat recovery, also reduce the outer exhausted air quantity that is discharged to atmosphere simultaneously, protected environment; By it being carried out all sealings of position, solved the leaking out of cooler to the waste problem of the energy.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the cross section partial schematic diagram of Fig. 1.
Fig. 3 is another structure embodiment of Fig. 1 sealing device.
The specific embodiment
Good effect in conjunction with giving accompanying drawing embodiment describes enforcement of the present invention in detail and had is intended to help the reader to understand essence of the present invention, is not to be used for protection scope of the present invention is limited.
Referring to shown in Figure 1, a kind of all-sealing circulating cooling machine for clinker production has on a band cooler 14 and its movably chassis 7.Be positioned at these chassis 7 tops above belt-cooling machine 14 waste-heat recovery device 2 is installed; The air blast 13 that corresponding its lower end has, its effect are the cooling exhaust utilizations that solves belt-cooling machine.For strengthening the recycling of cooling exhaust thermal source, improve the EGT recycling and set up a waste gas circulation retracting device at dust gathering arrester 6 near belt-cooling machine 14 discharge end positions; This waste gas circulation retracting device is to connect a waste gas collection box 4 on dust gathering arrester 6, has an exhausting waste gas valve 3 to be installed on the waste gas comb on it and (does not mark in the drawings); Be communicated with a recovery channel 9 and its on this waste gas collection box 4 and go up and be connected in series a deduster 5 and be connected on the waste gas distributor 10, utilize this deduster 5 filtering lime-ash, thereby the waste gas after the filter is entered in the waste gas distributor 10.The air blast 13 that some minutes aid distributing pipe 12 correspondences are connected in waste-heat recovery device 2 positions is set on this waste gas distributor 10; In order to regulate EGT height and compensation air quantity size, and divide on aid distributing pipe 12 at each and to be provided with air inlet adjustment valve (not marking in the drawings).Like this when starting air blast 13 air blast, grog on the chassis 7 is cooled off, the waste gas that is positioned at belt-cooling machine 14 feeding ends is discharged from by waste-heat recovery device 2, the waste gas collection box 4 that is positioned at close belt-cooling machine 14 discharge ends simultaneously is recycling once more by waste gas distributor 10 supply air blasts 13, improves the utilization rate of waste gas.
Be to improve the good sealing effect of belt-cooling machine, and sealing device 1 is set, in order to solve the problem of leaking out of cooler in the both sides at the forward and backward position of former waste-heat recovery device 2.In actual applications, owing to adopted sealing device 1, and a large amount of slags is piled up in the process of air blast, thereby set up the ash-discharging device 25 of seal form.
In above-mentioned, on the waste gas distributor 10 spare interface 11 can be set, be used to connect other waste gas and connect with uniform temperature.
In above-mentioned, can be according to the actual needs, and a connecting pipe be connected (only provide dotted portion among the figure, but figure number not marking) can directly be set between the waste gas collection box 4 of the waste gas comb (not marking in the drawings) of waste-heat recovery device 2 and waste gas recovering device.
Fig. 2 has provided the cross section partial front elevation view at Fig. 1 waste-heat recovery device position, the concrete structure of sealing device and ash-discharging device as can be seen from the figure.Described sealing device has on sealed body 21 by a flexible sealing body 17 with deflection, can select rubber slab one end to be connected with sealed body 21; The other end is connected with the wearing plate 18 of a flute profile; Utilize the bottom of wearing plate 18 to be movably arranged on the supporter 20 that be arranged in parallel on the sealed body 21, this wearing plate 18 can contact closely at supporter 20 breast boards, and magnet 16 is set in the inner side slot of wearing plate 18, is connected on the sealed body 21 by a spring 19 effects on it.Effect by spring 19 remains wearing plate 18 and contacts with the chassis breast board and constitute sealing like this.For realizing comprehensive sealing, and between sealed body 21 tops and dust gathering arrester 6 edges, connecting plate 15 is set, the ash-discharging device 25 that provides among the figure in addition.The bottom that this ash-discharging device has the seal area of waste-heat recovery device is provided with an ash bucket 22, and it is connected to an ash discharging hole 24 by unloading valve 23.Set ash-discharging device can effectively reduce in unloading grey process and leaks out.
In above-mentioned, be provided with magnet 16 on the wearing plate 18 in the sealing device of accompanying drawing embodiment; Perhaps do not add magnet, can select according to actual needs.
Fig. 3 has provided another enforcement structure of sealing device.It is to have done corresponding variation on the basis of Fig. 1 sealing device structure.That is, the front end of the supporter 20 on sealed body 21 is provided with an arc leaf spring 26, connects a wearing plate 18 on it.Owing under the effect of arc leaf spring 26, guarantee to realize sealing with good contact of chassis breast board.Magnet can be set in these structural wearing plate 18 inboards equally produce a suction-combining force.
The embodiment that the present invention gave is suitable on the circular cooler by this improved waste gas recovering device and sealing device equally at straight line cooler.
Claims (5)
1. an all-sealing circulating cooling machine for clinker production comprises belt-cooling machine, is positioned to which is provided with dust gathering arrester; It has air blast; It is characterized in that on dust gathering arrester (6), being provided with the waste gas collection box (10) that is connected near belt-cooling machine (14) discharging position end, recovery channel (9) by serial connection deduster (5) on it connects a waste gas distributor (10), is assigned some airducts (12) on it; And be positioned to be provided with between belt-cooling machine (14) and the chassis (7) and contact the sealing device that cooperates.
2. by the described a kind of all-sealing circulating cooling machine for clinker production of claim 1, it is characterized in that described sealing device (1), have at sealed body (21) and go up the wearing plate (18) that has a flute profile of flexible sealing body (17) connection of deflection by, be movably arranged on the supporter (20) on the sealed body (21), fixed magnet (16) in its flute profile is connected on the sealed body (21) by spring (19) effect.
3. by claim 1 or 3 described a kind of all-sealing circulating cooling machine for clinker production, it is characterized in that sealing device (1), have supporter (20) front end that is connected at sealed body (21) an arc leaf spring body (26) is set, connect wearing plate (18) on it.
4. by the described a kind of all-sealing circulating cooling machine for clinker production of claim 1, it is characterized in that between described waste-heat recovery device (2) and waste gas recovering device a connecting pipe being set directly is connected.
5. by the described a kind of all-sealing circulating cooling machine for clinker production of claim 1, it is characterized in that described sealing device (1) form seal area the bottom be provided with ash-discharging device; This ash-discharging device has an ash bucket that is tightly connected (22), is connected to an ash discharging hole (24) by unloading valve (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100614709A CN101236052A (en) | 2007-01-30 | 2007-01-30 | All-sealing circulating cooling machine for clinker production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100614709A CN101236052A (en) | 2007-01-30 | 2007-01-30 | All-sealing circulating cooling machine for clinker production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101236052A true CN101236052A (en) | 2008-08-06 |
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ID=39919838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100614709A Pending CN101236052A (en) | 2007-01-30 | 2007-01-30 | All-sealing circulating cooling machine for clinker production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101236052A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010057439A1 (en) * | 2008-11-21 | 2010-05-27 | 中冶长天国际工程有限责任公司 | Method and system for reusing flue gas of circular cooler, and circular cooler |
| CN101424484B (en) * | 2008-11-12 | 2010-06-02 | 昆明阳光基业股份有限公司 | Control method and device for stabilizing and enhancing sintered ring cooling wind temperature while smelting steel |
| CN103189705A (en) * | 2010-12-23 | 2013-07-03 | Khd洪保德韦达克有限公司 | Method for cooling hot bulk material and cooler |
| CN104913652A (en) * | 2015-05-20 | 2015-09-16 | 中南大学 | Shaft furnace pellet clinker waste heat recycling method and device |
-
2007
- 2007-01-30 CN CNA2007100614709A patent/CN101236052A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424484B (en) * | 2008-11-12 | 2010-06-02 | 昆明阳光基业股份有限公司 | Control method and device for stabilizing and enhancing sintered ring cooling wind temperature while smelting steel |
| WO2010057439A1 (en) * | 2008-11-21 | 2010-05-27 | 中冶长天国际工程有限责任公司 | Method and system for reusing flue gas of circular cooler, and circular cooler |
| CN103189705A (en) * | 2010-12-23 | 2013-07-03 | Khd洪保德韦达克有限公司 | Method for cooling hot bulk material and cooler |
| CN103189705B (en) * | 2010-12-23 | 2016-02-17 | Khd洪保德韦达克有限公司 | Method and cooler for cooling hot bulk material |
| CN104913652A (en) * | 2015-05-20 | 2015-09-16 | 中南大学 | Shaft furnace pellet clinker waste heat recycling method and device |
| CN104913652B (en) * | 2015-05-20 | 2016-11-30 | 中南大学 | A kind of method of Shaft Furnace Pelletizing Process grog waste heat recovery and device thereof |
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| PB01 | Publication | ||
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Open date: 20080806 |