CN202675304U - Rubbish incineration grate unit with lengthened tail end and rubbish incinerator - Google Patents
Rubbish incineration grate unit with lengthened tail end and rubbish incinerator Download PDFInfo
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- CN202675304U CN202675304U CN 201220138127 CN201220138127U CN202675304U CN 202675304 U CN202675304 U CN 202675304U CN 201220138127 CN201220138127 CN 201220138127 CN 201220138127 U CN201220138127 U CN 201220138127U CN 202675304 U CN202675304 U CN 202675304U
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- rubbish
- fire grate
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Abstract
The utility model relates to a rubbish incineration grate unit with a lengthened tail end and a rubbish incinerator. A burn-out unit comprises at least eight arrays of grate bars along the movement of rubbish and the grate bars comprise dumping grate bars, sliding grate bars and fixed grate bars. Specifically, the unit with the lengthened tail end comprises eight grate bars along the movement of the rubbish and the eight grate bars are sequentially a sliding grate bar, a dumping grate bar, a fixation grate bar, a sliding grate bar, a fixation grate bar, a sliding grate bar, a fixation grate bar and a sliding grate bar. The rubbish incineration grate unit with the lengthened tail end and the rubbish incinerator has the advantages that a burn-out segment is the unit with the lengthened tail end so that the rubbish stays in the incinerator longer, sufficient time is provided for rubbish burn-out, a combustion condition of the rubbish is effectively modified and the burn-out rate of the rubbish is improved.
Description
Technical field
The utility model relates to the waste incineration field, and particularly, the end that the utility model relates to a kind of garbage incinerator fire grate lengthens unit and incinerator.
Background technology
China is populous, is accompanied by the urbanization of population, and generation not only radix is large, and rapid development, but China still faces very large breach for the ability to be harmless of house refuse.Current and the great environmental problem that face from now on to the processing of consumer waste innocent, resource, minimizing, the domestic garbage burning electricity generation technology is because obvious to Domestic Waste Minimization, can utilize again simultaneously cogeneration to realize resource, can control again in addition the secondary pollution to environment, obtain developing rapidly in China.Existing multiple domestic waste incineration comes use in China, and the mechanical type garbage incinerator is adopted in existing waste incineration more, and incinerator shown in Figure 1 just is wherein a kind of.As shown in Figure 1, described incinerator comprises charging aperture 1, feed fire grate 2, is positioned at the fire grate 3, a wind air feed system 4 that is positioned at the transmit bed bottom, the Secondary Air air feed system 5 that is positioned at furnace throat section and the slag-drip opening 6 that are used for waste incineration of burner hearth.The siege that transmit bed integral body is configured for burning away the refuse, described siege longitudinally is divided into dryer section, burning zone and after-flame section, transmit bed integral body longitudinally is divided into 3 unit, and each burns the unit and is comprised of a plurality of slip fire grate segments, travelling grate sheet and fixed grate film.Rubbish is poured described incinerator into from charging aperture, the described rubbish of reciprocating effect by the feed fire grate enters on the siege in the described incinerator and burns, dried, dewatered at the described rubbish of described dryer section, described rubbish mainly burns at described burning zone, rubbish through the after-flame section has burnt totally, remaining slag enters slag-drip opening afterwards, is discharged out of the furnace by slag-drip opening.A wherein said wind is sent into from the air compartment of described transmit bed bottom, and described Secondary Air is sent into from the furnace throat section of described incinerator.
But because China's rubbish is generally unfiled, moisture content is higher, cause adopting prior art that rubbish is burned after, burn-off rate is lower, and existing latter end unit be difficult to satisfy under China's house refuse high-moisture condition as far as possible requirement with the rubbish after-flame.
The utility model content
The utility model provides a kind of end of garbage incinerator fire grate of lengthening to lengthen the unit, to solve the lower technical problem of existing refuse incineration grate furnace burn-off rate.
The end of garbage incinerator fire grate of the present utility model lengthens the unit and comprises at least 8 grate furnace screenings, and described fire grate segment comprises travelling grate sheet, slip fire grate segment and fixed grate film.
As a kind of improvement of such scheme, along the rubbish moving direction, described fire grate segment is followed successively by slip fire grate segment, travelling grate sheet and interval, front and back and repeats the many rows fixed grate film and the slip fire grate segment that arrange.
As a kind of improvement of such scheme, the described terminal unit that lengthens comprises 8 grate furnace screenings.
As a kind of improvement of such scheme, along the rubbish moving direction, described 8 grate furnace screenings are followed successively by slip fire grate segment, travelling grate sheet, fixed grate film, slip fire grate segment, fixed grate film, slip fire grate segment, fixed grate film and slip fire grate segment.
As a kind of improvement of such scheme, described fire grate segment is provided with dust block board, the leakage ash of minimizing fire grate that can maximum possible.
As a kind of improvement of such scheme, described fixed grate film and slip fire grate segment are provided with the elastic wear-resisting scraper plate, owing to being provided with the elastic wear-resisting scraping blade, facing mutually almost not friction between the two grate furnace sheets, have improved service life.
The utility model also provides a kind of above-mentioned end to lengthen the incinerator of unit.
The utility model has the advantage of by the after-flame section to be set to the terminal unit that lengthens, house refuse is lengthened burning residing time in furnace, for the after-flame of rubbish provides time enough, can significantly improve the combustion position of rubbish, improve the burn-off rate of rubbish.
Description of drawings
Following accompanying drawing of the present utility model is used for understanding the utility model at this as a part of the present utility model.Shown in the drawings of embodiment of the present utility model and description thereof, be used for explaining device of the present utility model and principle.In the accompanying drawings,
The structure chart of incinerator in Fig. 1 prior art;
Fig. 2 is the terminal unit cellular construction schematic diagram that lengthens of the utility model;
Fig. 3 is the structural representation that the utility model contains the fixed grate film of dust block board and elastic wear-resisting scraper plate.
The specific embodiment
In the following description, having provided a large amount of concrete details understands the utility model more thoroughly in order to provide.Yet, it will be apparent to one skilled in the art that the utility model can need not one or more these details and implemented.In other example, for fear of obscuring with the utility model, be not described for technical characterictics more well known in the art.
Refer to consist of the elementary cell of garbage incinerator fire grate at the fire grate segment described in the utility model, be divided into slip fire grate segment, fixed grate film and travelling grate sheet.Described fire grate unit is the part of garbage incinerator fire grate integral body, is comprised of the fire grate along furnace chamber width, is divided into standard block and latter end and lengthens the unit.In the situation that do not carry out specified otherwise, described fire grate segment and fire grate unit are all with reference to above-mentioned explanation.
Described garbage incinerator fire grate is divided into dryer section along the direction that rubbish advances, burning zone and after-flame section, described dryer section and burning zone all adopt standard block, namely two arrange the slip fire grate segments, two row's travelling grate sheets and two row's fixed grate films form, be respectively applied to the dry and burning to house refuse, but because China's house refuse and unfiled, moisture is high, in dryer section, burning zone can not obtain higher burn-off rate, select conventional after-flame section can not realize described purpose, as shown in Figure 2, after-flame section at least 8 grate furnace screenings in the utility model, prolong the time of staying of house refuse in incinerator, drying for rubbish, burning and after-flame provide enough room and times, can significantly improve the combustion position of rubbish, improve the burn-off rate of rubbish.
As preferably, along the rubbish moving direction, described fire grate segment is followed successively by fixed grate film 9 and the slip fire grate segment 7 that repeats to arrange in slip fire grate segment 7, travelling grate sheet 8 and interval, front and back, described fixed grate film rubbish advance and combustion process in rubbish is played a supportive role, keep fixing; Described slip fire grate segment by such fire grate segment to front slide, house refuse is constantly pushed ahead; Described travelling grate sheet stirs house refuse, increases the contact condition of disturbance and house refuse and air, thereby improves combustion efficiency.
The section of after-flame described in the utility model is that latter end lengthens the unit, described end is along with the increase house refuse of fire grate number is longer at the burning residing time in furnace, more abundant with contacting of air, the after-flame effect is better, but the fire grate number is not unconfined increase yet, as long as can realize the after-flame of house refuse, the unit of after-flame described in the utility model is that latter end lengthens the unit, described end is along with the increase house refuse of fire grate number is longer at the burning residing time in furnace, more abundant with contacting of air, the after-flame effect is better, but the fire grate number is not unconfined increase yet, increase along with the fire grate number, the volume of incinerator is also just larger, to be subject to the equipment investment Restricted requirement, as long as therefore the number of fire grate segment can be realized the after-flame of house refuse, as preferably, the terminal unit, unit that lengthens of the present utility model comprises 8 grate furnace screenings, by row's travelling grate sheet, four row's slip fire grate segments, three fixed grate films form, as shown in Figure 2, be the slip fire grate topmost, rubbish catches fire at fire grate, heat is not only from the radiation of top and the convection current of flue gas, also from waste layer inside, and then be the travelling grate sheet along the rubbish direction of advance, under the special role of the rubbish that has caught fire on the travelling grate sheet at fire grate segment, aflame rubbish is stirred in good time and stirs, constantly promote, cause that the not clean-burning rubbish in bottom further burns, next be row's fixed grate film, then be to slide-fix, slide-fixing-slip fire grate segment, under the impetus of fixing and slip fire grate segment, the rubbish landing is advanced, described rubbish is more loosening simultaneously, gas permeability is strengthened, make air and refuse, air and flue gas fully contact mixing, enlarge contact area, make at high temperature short time internal combustion of unburnt rubbish, oxidation Decomposition, because the lengthening of latter end rubbish fire grate, the time of staying of rubbish in incinerator prolonged, and increased the air capacity that blasts in the burner hearth, make the rubbish of terminal after-flame unit further improve burning velocity and burn-off rate.
As preferably, described fire grate segment is provided with dust block board 11, the leakage ash of minimizing fire grate that can maximum possible, as shown in Figure 3.
As preferably, described fixed grate film 10 and slip fire grate segment are provided with elastic wear-resisting scraper plate 12, owing to being provided with the elastic wear-resisting scraping blade, facing mutually almost not friction between the two grate furnace sheets, have improved service life.
The utility model is illustrated by above-described embodiment, but should be understood that, above-described embodiment just is used for for example and the purpose of explanation, but not is intended to the utility model is limited in the described scope of embodiments.It will be understood by those skilled in the art that in addition; the utility model is not limited to above-described embodiment; can also make more kinds of variants and modifications according to instruction of the present utility model, these variants and modifications all drop in the utility model scope required for protection.Protection domain of the present utility model is defined by the appended claims and equivalent scope thereof.
Claims (7)
1. the end of a garbage incinerator fire grate lengthens the unit, it is characterized in that, along the rubbish moving direction, the described terminal unit that lengthens comprises at least 8 grate furnace screenings, and described fire grate segment comprises travelling grate sheet, slip fire grate segment and fixed grate film.
2. the end of garbage incinerator fire grate according to claim 1 lengthens the unit, it is characterized in that, along the rubbish moving direction, described fire grate segment is followed successively by slip fire grate segment, travelling grate sheet and interval, front and back and repeats the many rows fixed grate film and the slip fire grate segment that arrange.
3. the end of garbage incinerator fire grate according to claim 1 and 2 lengthens the unit, it is characterized in that, the described terminal unit that lengthens comprises 8 grate furnace screenings.
4. the end of garbage incinerator fire grate according to claim 3 lengthens the unit, it is characterized in that, along the rubbish moving direction, described 8 grate furnace screenings are followed successively by slip fire grate segment, travelling grate sheet, fixed grate film, slip fire grate segment, fixed grate film, slip fire grate segment, fixed grate film and slip fire grate segment.
5. the end of garbage incinerator fire grate according to claim 1 lengthens the unit, it is characterized in that, described fire grate segment is provided with dust block board.
6. the end of garbage incinerator fire grate according to claim 1 lengthens the unit, it is characterized in that, described fixed grate film and slip fire grate segment are provided with the elastic wear-resisting scraper plate.
7. one kind comprises the arbitrary described terminal incinerator that lengthens the unit of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220138127 CN202675304U (en) | 2012-04-01 | 2012-04-01 | Rubbish incineration grate unit with lengthened tail end and rubbish incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220138127 CN202675304U (en) | 2012-04-01 | 2012-04-01 | Rubbish incineration grate unit with lengthened tail end and rubbish incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202675304U true CN202675304U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220138127 Expired - Lifetime CN202675304U (en) | 2012-04-01 | 2012-04-01 | Rubbish incineration grate unit with lengthened tail end and rubbish incinerator |
Country Status (1)
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| CN (1) | CN202675304U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889946A (en) * | 2016-06-15 | 2016-08-24 | 吴晓龙 | Garbage incinerator |
| CN106287743A (en) * | 2015-05-27 | 2017-01-04 | 南京凯盛国际工程有限公司 | Combined fire-grating chip architecture |
| CN108266731A (en) * | 2016-12-30 | 2018-07-10 | 江苏汇富石化设备有限公司 | Clinker burning device |
| CN114526486A (en) * | 2022-02-18 | 2022-05-24 | 江苏大鸿环保设备有限公司 | Grate device for increasing domestic garbage feeding amount and use method |
-
2012
- 2012-04-01 CN CN 201220138127 patent/CN202675304U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287743A (en) * | 2015-05-27 | 2017-01-04 | 南京凯盛国际工程有限公司 | Combined fire-grating chip architecture |
| CN106287743B (en) * | 2015-05-27 | 2018-11-30 | 南京凯盛国际工程有限公司 | Combined fire-grating chip architecture |
| CN105889946A (en) * | 2016-06-15 | 2016-08-24 | 吴晓龙 | Garbage incinerator |
| CN108266731A (en) * | 2016-12-30 | 2018-07-10 | 江苏汇富石化设备有限公司 | Clinker burning device |
| CN114526486A (en) * | 2022-02-18 | 2022-05-24 | 江苏大鸿环保设备有限公司 | Grate device for increasing domestic garbage feeding amount and use method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |
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| CX01 | Expiry of patent term |