CN202372014U - Smoke cover liquid sealing device and circular-cooling machine with same - Google Patents
Smoke cover liquid sealing device and circular-cooling machine with same Download PDFInfo
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- CN202372014U CN202372014U CN2011204463165U CN201120446316U CN202372014U CN 202372014 U CN202372014 U CN 202372014U CN 2011204463165 U CN2011204463165 U CN 2011204463165U CN 201120446316 U CN201120446316 U CN 201120446316U CN 202372014 U CN202372014 U CN 202372014U
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- flue gas
- gas cover
- baffle
- liquid
- outside
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Abstract
The utility model discloses a smoke cover liquid sealing device, which is used between an inner fence plate and an outer fence plate of a trolley and comprises an inner annular liquid tank, an outer annular liquid tank, an inner inserting plate, an outer inserting plate, an inner annular baffle and an outer annular baffle. An outer edge of the inner annular baffle is fixedly connected with an inner tank wall of the inner annular liquid tank, and an inner edge of the inner baffle is arranged above the inner fence plate of the trolley. An inner edge of the outer annular baffle is fixedly connected with an outer tank wall of the outer annular liquid tank, and an outer edge of the outer annular baffle is arranged above the outer fence plate of the trolley. After the smoke cover liquid sealing device is assembled with the trolley, an indent space for accommodating materials can not be formed between the inner annular liquid tank and the outer annular liquid tank and corresponding fence plates and liquid tank supports, and defects caused by clearing accumulated materials at regular time required by the prior art are completely overcome. On the basis of the smoke cover liquid sealing device, the utility model further provides a circular-cooling machine with the smoke cover liquid sealing device.
Description
Technical field
The utility model relates to field of iron and steel smelting, particularly a kind of flue gas cover liquid seal device and have the central cooler of this flue gas cover liquid seal device.
Background technology
In the smelting iron and steel technical process, central cooler is arranged at sintering circuit and mineral aggregate is gone between furnaceman's preface, is used to cool off the mineral aggregate of sintering.The integral body of central cooler is circular, and the mineral aggregate after sintering is accomplished moves a week through circular cooler trolley in central cooler, and then accomplishes the cooling of mineral aggregate.
See also Fig. 1 and Fig. 2, wherein, Fig. 1 is the overall structure sketch map of central cooler, and Fig. 2 is B-B (point to central cooler center) cutaway view radially of central cooler.
As everyone knows, the hot flue gas that in the mineral aggregate cooling procedure, is discharged includes a large amount of waste heats, accounts for 49% of total energy consumption heat energy; If hot flue gas directly is disposed in the atmosphere, not only cause the pollution of atmosphere, also wasted the energy greatly; Event is reclaimed and is utilized these waste heats, seems very important.For this reason, part iron enterprise reclaims the hot flue gas of high-temperature region, and utilizes the heat energy of high-temperature flue gas to generate electricity, heats up water.
In the prior art, flue gas cover 15 is arranged on the circular cooler trolley 11, and its inner chamber forms smokejack 14 to collect from the hot flue gas of circular cooler trolley 11 dischargings.In conjunction with shown in Figure 3; Be respectively equipped with an annular liquid flume 18 and an outer ring liquid bath 19 in one in the inboard of the inboard breast board 16 of circular cooler trolley and the outside of outside breast board 17, the built-in inserted plate 153 affixed respectively with the interior plate 151 and the outer panel 152 of flue gas cover is circular-arc with outer plate 154 integral body.During the circular cooler trolley motion, the liquid phase of interior annular liquid flume 18 and outer ring liquid bath 19 and Qi Nei splendid attire rotates with outer panel 152 for the interior plate 151 of flue gas cover 15; Because the sealing of liquid in the groove, thereby can realize the sealing between flue gas cover 15 and the circular cooler trolley 11.Can either prevent that the hot flue gas in the smokejack from losing because of leaking outside, can prevent that again cold air from infiltrating and the reduction flue-gas temperature, improve UTILIZATION OF VESIDUAL HEAT IN efficient widely; Simultaneously, can also prevent that flue dust leaks in the smokejack causes the dust pollution of central cooler periphery.
Be passed to liquid bath for fear of great amount of heat through breast board; Cause water temperature rise, as shown in Figure 3, leave certain distance between liquid bath and the breast board; Mode through air intercepts is next heat insulation, thereby between the carrier frame plate below liquid bath, breast board and the liquid bath, forms a groove 20.Obviously, because the existence of this groove 20, when the central cooler operate as normal; Cooling air can blow out dust in the chassis and small particles material; Drop in the groove 20, be deposited in material in the groove 20 and will push liquid bath or get into liquid bath liquid bath is damaged, influence the operation of central cooler.Therefore, in actual production, need the dust in the periodic cleaning groove 20, influenced operating efficiency and central cooler operating cost greatly.
In view of this, demand urgently being optimized design, need periodic cleaning to pile up the defective that material influences operating efficiency and operating cost effectively to evade prior art to the syndeton of existing flue gas cover liquid seal device.
The utility model content
To above-mentioned defective, the technical problem that the utility model solves is, a kind of flue gas cover liquid seal device of architecture advances is provided, and needs periodic cleaning to pile up the defective that material influences operating efficiency and operating cost to evade prior art.On this basis, the utility model also provides a kind of central cooler with this flue gas cover liquid seal device.
The flue gas cover liquid seal device that the utility model provides is used between flue gas cover and the chassis medial and lateral breast board, comprises the Internal baffle of interior annular liquid flume, outer ring liquid bath, built-in inserted plate, outer plate, annular and the outer baffle of annular; Wherein, said interior annular liquid flume is arranged on the inboard breast board of chassis; Said outer ring liquid bath is arranged on the breast board of the chassis outside; Said built-in inserted plate is fixedly connected with the interior plate of said flue gas cover, its lower edge place said in below the liquid level of annular liquid flume and and said in have the gap between the bottom land of annular liquid flume; Said outer plate is fixedly connected with the outer panel of said flue gas cover, its lower edge place below the liquid level of said outer ring liquid bath and and the bottom land of said outer ring liquid bath between have the gap; The edge, inboard of the Internal baffle of said annular is fixedly connected with the outside cell wall of said interior annular liquid flume, and its outside is along being positioned at the inboard breast board of said chassis top; The edge, the outside of the outer baffle of said annular is fixedly connected with the inboard cell wall of said outer ring liquid bath, and it is inboard along being positioned at breast board top, the said chassis outside.
Preferably, said Internal baffle and outer baffle average level are provided with.
Preferably, the outward-dipping setting of said Internal baffle, it is inboard along being higher than edge, the outside; The setting that slopes inwardly of said outer baffle, its outside is along being higher than inboard edge.
Preferably, the angle between said Internal baffle and outer baffle and the horizontal plane is more than or equal to the material angle of repose.
Preferably, said Internal baffle with said in adopt threaded fastener to realize detachably being fixedly connected between the outside cell wall of annular liquid flume.
Preferably, adopt threaded fastener to realize detachably being fixedly connected between the inboard cell wall of said outer baffle and said outer ring liquid bath.
Preferably, the outside of said Internal baffle is along taking the upper end that is against the inboard breast board of said chassis.
Preferably, the inboard of said outer baffle is along taking the upper end that is against said chassis outside breast board.
Preferably, said Internal baffle and outer baffle adopt the multi-sheets welding to process.
The central cooler that the utility model provides comprises the flue gas cover liquid seal device that is used between flue gas cover and the chassis medial and lateral breast board, and said flue gas cover liquid seal device as previously mentioned.
Compared with prior art, all be provided with and the suitable baffle plate of corresponding chassis breast board on the inside and outside liquid bath of the said flue gas cover liquid seal device of the utility model; Wherein, Internal baffle and outer baffle on the whole all ringwise, the outside of Internal baffle is along being positioned at the inboard breast board of chassis top, the inboard of outer panel is along being positioned at breast board top, the chassis outside.After this programme flue gas cover liquid seal device and chassis assembled; Can not form the interior concave space that holds material between inside and outside annular liquid bath and corresponding breast board and the liquid bath support, need periodic cleaning to pile up the defective that material caused thereby evaded prior art fully.This programme reasonable in design, simple can be guaranteed the job stability that complete machine turns round.
Description of drawings
Fig. 1 is the overall structure sketch map of existing central cooler;
Fig. 2 is the B-B radial cross-section of central cooler shown in Figure 1;
Fig. 3 is the A portion enlarged drawing of Fig. 2;
Fig. 4 is the radial cross-section of the said flue gas cover liquid seal device of first embodiment, and this illustrates the assembly relation between flue gas cover liquid seal device and flue gas cover and the chassis breast board;
Fig. 5 is the radial cross-section of the said flue gas cover liquid seal device of second embodiment, and this illustrates the assembly relation between flue gas cover liquid seal device and flue gas cover and the chassis breast board.
Among Fig. 4-Fig. 5:
The specific embodiment
The core of the utility model is the improvement design of carrying out to the annexation of flue gas cover liquid seal device, to avoid between liquid bath, corresponding breast board and liquid bath support, the forming interior concave space that can hold material, can guarantee complete machine operating efficiency and run stability.
Be without loss of generality, specify this embodiment below in conjunction with Figure of description.
The inside and outside noun of locality such as grade related among this paper defines as benchmark with the central cooler center, should be appreciated that the use of the said inside and outside noun of locality such as grade does not limit the scope that the application asks for protection.
Except that flue gas cover liquid sealing device, the main body formation of the said central cooler of the utility model and annexation and prior art are identical.For example, the flue gas cover of central cooler is lifted on the support of central cooler, and integral body is and concentric be provided with circular of central cooler, and wherein the main body formation can be referring to existing central cooler sketch map illustrated in figures 1 and 2.
Likewise, chassis is done gyration around the center of central cooler.Please, the figure shows the radial cross-section of the said flue gas cover liquid seal device of first embodiment in the lump referring to Fig. 4.As shown in the figure; The inside and outside both sides of chassis are respectively arranged with inboard breast board 41 and outside breast board 42; Annular liquid flume 43 in the liquid bath support 411 of inboard breast board 41 is provided with; The liquid bath support 421 of outside breast board 42 is provided with outer ring liquid bath 44, and the integral body of interior annular liquid flume 43 and outer ring liquid bath 44 is and concentric be provided with circular of central cooler.
Before the operation, inject the liquid of certain altitude in interior annular liquid flume 43 and the outer ring liquid bath 44, between flue gas cover 45 and chassis, to form liquid sealing; Thereby when guaranteeing between flue gas cover and the chassis relative motion is arranged, can also make and realize sealing between the two, can prevent effectively that the interior hot flue gas of smokejack from leaking outside or cold air infiltrates, improve UTILIZATION OF VESIDUAL HEAT IN efficient.
Need to prove; Except that flue gas cover liquid sealing device; The structure of main function components such as the supply air system of this central cooler, flue gas cover and chassis and operation principle and prior art are basic identical, and those skilled in the art can realize based on prior art fully, so this paper repeats no more.Below specify the concrete structure of flue gas cover liquid seal device.
As shown in Figure 4, built-in inserted plate 46 is fixedly connected with the interior plate 451 of flue gas cover 45, and its lower edge places below the liquid level of interior annular liquid flume 43; Simultaneously, has the gap between the bottom land of the lower edge of built-in inserted plate 46 and interior annular liquid flume 43, so that the reliability of relative motion between interior annular liquid flume 43 and the built-in inserted plate 46.Equally, outer plate 47 is fixedly connected with the outer panel 452 of flue gas cover 45, and its lower edge places below the liquid level of outer ring liquid bath 44; And have the gap between the bottom land of the lower edge of outer plate 47 and outer ring liquid bath 44, so that the reliability of relative motion between outer ring liquid bath 44 and the outer plate 47.
The outside cell wall 431 of nearly flue gas cover 45 1 sides of interior annular liquid flume 43 and outer ring liquid bath 44 and the upper edge of inboard cell wall 441 are higher than the lower edge of the interior plate 451 and the outer panel 452 of flue gas cover 45 respectively; Thereby dust and the granule that can effectively avoid being mingled with in the hot flue gas in the flue gas cover get in interior annular liquid flume 43 and the outer ring liquid bath 44.
In this programme, be provided with ring baffle between inside and outside annular liquid bath and the corresponding chassis plate washer.Shown in the figure, the edge, inboard of the Internal baffle 48 of annular is fixedly connected with the outside cell wall 431 of interior annular liquid flume 43, and the outside of this Internal baffle 48 is along being positioned at the inboard breast board of chassis 41 tops; The edge, outer baffle 49 outside of annular is fixedly connected with the inboard cell wall 441 of outer ring liquid bath 44, and the inboard of this outer baffle 49 is along being positioned at breast board 42 tops, the chassis outside.Owing to can not form the interior concave space that holds material between inside and outside annular liquid bath and corresponding chassis breast board and the liquid bath support, need periodic cleaning to pile up the defective that material caused thereby evaded prior art fully.
Need to prove that the fixed connection relation between Internal baffle 48 and the outer baffle 49 can adopt multiple means to realize, such as, the on-dismountable formula of welding connecting mode is fixedly connected.Yet; Usually need carry out periodic inspection in the central cooler running; For ease of carrying out the dismounting operation; Can make further optimal design: adopt threaded fastener to realize detachably being fixedly connected between the outside cell wall 431 of Internal baffle 48 and interior annular liquid flume 43, the detachable (not shown) that is fixedly connected of employing threaded fastener realization between the inboard cell wall 441 of outer baffle 49 and outer ring liquid bath 44.So design, can effectively improve the operability of this programme.
In addition, the outside of Internal baffle 48 is along taking the upper end that is against the inboard breast board 41 of chassis; The inboard of outer baffle 49 is along taking the upper end that is against chassis outside breast board 42.On-fixed connects between the two, to adapt to the difference of temperature distortion amount between the two.In addition, for reducing its manufacturing cost, Internal baffle 48 can adopt the multi-sheets welding to process with outer baffle 49, obviously, need not to do further restriction to the concrete shape of every block of sheet material, all can as long as can form whole ringwise baffle plate.
In the present embodiment; The setting that roughly is the level of state of Internal baffle 48 shown in the figure and outer baffle 49; Do not hold the interior concave space of material thereby can between inside and outside annular liquid bath and corresponding chassis breast board and liquid bath support, not form, but can have accumulating of a small amount of material on two baffle plates.For further addressing this problem, see also Fig. 5, this figure is the radial cross-section of the said flue gas cover liquid seal device of second embodiment.
As shown in Figure 5, Internal baffle 48 outward-dipping settings, it is inboard along being higher than edge, the outside; Equally, outer baffle 49 setting that slopes inwardly, its outside is along being higher than inboard edge.So be provided with, two baffle plates all are directed downwards inclination towards chassis, to avoid accumulating material particles at the upper surface of two baffle plates.Preferably, the angle between Internal baffle 48 and outer baffle 49 and the horizontal plane is more than or equal to the material angle of repose.
What specify is; For the central cooler of taking all factors into consideration manufacturing cost and operating cost; Often only collect the hot flue gas of high-temperature region; At this moment, aforementioned flue gas cover only is covered in the circular cooler trolley top of high-temperature region, and built-in inserted plate 46 and outer plate 47 also only are arranged at respectively on the flue gas cover interior plate 451, outer panel 452 of high-temperature region (showing among the figure).That is to say that built-in inserted plate 46 and outer plate 47 equate with the central angle of the flue gas cover 45 of flue gas recovery area respectively.
The utility model not only may be used in the central cooler of field of iron and steel smelting, and the heat energy that also may be used on other field utilizes in the system again, for example, and manufacture of cement, fields such as generating.The above is merely the preferred implementation of the utility model, does not constitute the qualification to the utility model protection domain.Any modification of being done within any spirit and principle at the utility model, be equal to replacement and improvement etc., all should be included within the claim protection domain of the utility model.
Claims (10)
1. flue gas cover liquid seal device is used for comprising between flue gas cover and the chassis medial and lateral breast board:
Interior annular liquid flume is arranged on the inboard breast board of chassis;
The outer ring liquid bath is arranged on the breast board of the chassis outside;
Built-in inserted plate is fixedly connected with the interior plate of said flue gas cover, its lower edge place said in below the liquid level of annular liquid flume and and said in have the gap between the bottom land of annular liquid flume; With
Outer plate is fixedly connected with the outer panel of said flue gas cover, its lower edge place below the liquid level of said outer ring liquid bath and and the bottom land of said outer ring liquid bath between have the gap; It is characterized in that, also comprise:
The Internal baffle of annular, its inboard edge is fixedly connected with the outside cell wall of said interior annular liquid flume, and its outside is along being positioned at the inboard breast board of said chassis top; With
The outer baffle of annular, its edge, outside is fixedly connected with the inboard cell wall of said outer ring liquid bath, and it is inboard along being positioned at breast board top, the said chassis outside.
2. flue gas cover liquid seal device according to claim 1 is characterized in that, said Internal baffle and outer baffle average level are provided with.
3. flue gas cover liquid seal device according to claim 1 is characterized in that, the outward-dipping setting of said Internal baffle, and it is inboard along being higher than edge, the outside; The setting that slopes inwardly of said outer baffle, its outside is along being higher than inboard edge.
4. flue gas cover liquid seal device according to claim 3 is characterized in that the angle between said Internal baffle and outer baffle and the horizontal plane is more than or equal to the material angle of repose.
5. according to each described flue gas cover liquid seal device in the claim 1 to 4, it is characterized in that, said Internal baffle with said in adopt threaded fastener to realize detachably being fixedly connected between the outside cell wall of annular liquid flume.
6. flue gas cover liquid seal device according to claim 5 is characterized in that, adopts threaded fastener to realize detachably being fixedly connected between the inboard cell wall of said outer baffle and said outer ring liquid bath.
7. flue gas cover liquid seal device according to claim 6 is characterized in that, the outside of said Internal baffle is along taking the upper end that is against the inboard breast board of said chassis.
8. flue gas cover liquid seal device according to claim 7 is characterized in that, the inboard of said outer baffle is along taking the upper end that is against said chassis outside breast board.
9. flue gas cover liquid seal device according to claim 1 is characterized in that, said Internal baffle and outer baffle adopt the multi-sheets welding to process.
10. central cooler comprises the flue gas cover liquid seal device that is used between flue gas cover and the chassis medial and lateral breast board, it is characterized in that each is said in said flue gas cover liquid seal device such as the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204463165U CN202372014U (en) | 2011-11-11 | 2011-11-11 | Smoke cover liquid sealing device and circular-cooling machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204463165U CN202372014U (en) | 2011-11-11 | 2011-11-11 | Smoke cover liquid sealing device and circular-cooling machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202372014U true CN202372014U (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204463165U Expired - Lifetime CN202372014U (en) | 2011-11-11 | 2011-11-11 | Smoke cover liquid sealing device and circular-cooling machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202372014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3081655A1 (en) * | 2015-04-17 | 2016-10-19 | Primetals Technologies Austria GmbH | Barrier for reducing the dust emissions for a cooler for cooling warm bulk material |
-
2011
- 2011-11-11 CN CN2011204463165U patent/CN202372014U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3081655A1 (en) * | 2015-04-17 | 2016-10-19 | Primetals Technologies Austria GmbH | Barrier for reducing the dust emissions for a cooler for cooling warm bulk material |
| WO2016165926A1 (en) * | 2015-04-17 | 2016-10-20 | Primetals Technologies Austria GmbH | Boundary for reducing the dust emissions for a cooler for cooling hot bulk goods |
| CN107429974A (en) * | 2015-04-17 | 2017-12-01 | 首要金属科技奥地利有限责任公司 | For the limited section for the dust emissions for reducing the cooler for being used for cooling down hot granulated material |
| JP2018514740A (en) * | 2015-04-17 | 2018-06-07 | プライメタルズ・テクノロジーズ・オーストリア・ゲーエムベーハー | Boundary for reducing dust emissions for coolers for cooling high temperature bulk materials |
| RU2703760C2 (en) * | 2015-04-17 | 2019-10-22 | Прайметалз Текнолоджиз Аустриа ГмбХ | Reducing dust generation enclosure of cooling device for cooling of hot loose material |
| TWI684740B (en) * | 2015-04-17 | 2020-02-11 | 奧地利商奧地利冶金技術股份有限公司 | Cooler for cooling hot bulk material and use of such a cooler |
| US10563921B2 (en) * | 2015-04-17 | 2020-02-18 | Primetals Technologies Austria GmbH | Delimitation for reduction of the dust emissions for a cooler for cooling hot bulk material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HUNAN ZHONGYE CHANGTIAN ENERGY CONSERVATION AND ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Assignor: ZhongYe Changtian International Engineering Co., Ltd. Contract record no.: 2013430000104 Denomination of utility model: Smoke cover liquid sealing device and circular-cooling machine with same Granted publication date: 20120808 License type: Exclusive License Record date: 20130712 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |