CN105987385A - Multi-section difference forward pushing turning fire grate system - Google Patents
Multi-section difference forward pushing turning fire grate system Download PDFInfo
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- CN105987385A CN105987385A CN201510056057.8A CN201510056057A CN105987385A CN 105987385 A CN105987385 A CN 105987385A CN 201510056057 A CN201510056057 A CN 201510056057A CN 105987385 A CN105987385 A CN 105987385A
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Abstract
The invention discloses a multi-section difference forward pushing turning fire grate system. By the aid of the multi-section difference forward pushing turning fire grate system, the problem that garbage cannot be sufficiently burned out by existing forward pushing reciprocating fire grates can be solved. The multi-section difference forward pushing turning fire grate system has the advantages that the height of a feeding section is different from the height of a drying section, the height of the drying section is different from the height of a burning section, the height of the burning section is different from the height of a burn-out section, accordingly, garbage can be sufficiently turned and stirred on fire grates, and garbage at the bottoms of material layers and garbage on the surfaces of the material layers can be sufficiently mixed and exchanged with each other; the garbage at the bottoms of the material layers can be exposed in advance, in other words, the garbage on the fire grates can be sufficiently loosened and stirred, block mass of the garbage on the fire grates can be scattered, the garbage can be uniformly mixed, and accordingly the garbage can be sufficiently dried and completely burned; stable burning working conditions can be guaranteed, difference in the transverse (width-direction) burning working conditions along the fire grates can be reduced, and fluctuation can be decreased; fire grate turning action frequencies can be reduced after the multi-section difference forward pushing turning fire grate system is used, accordingly, abrasion of fire grate sheets can be reduced, the updating and maintaining costs can be saved, but the garbage still can be assuredly sufficiently mixed, and the block mass of the garbage can be assuredly scattered.
Description
Technical field
The present invention relates to incinerator heat-extraction system, especially relate to a kind of multistage drop forwards travelling grate system.
Background technology
Incineration treatment of garbage is the important channel that rubbish realizes innoxious, minimizing and recycling treatment, can solve garbage loading embeading to greatest extent
The land wastage caused and pollution problem, waste incineration has become as the main method for the treatment of of urban garbage.Fire grate segment (also known as fire grate watt, fire grate)
It is a large amount of parts used in grate incinerator, plays a part the solid combustible material supporting, stirring and transmit in incinerator.
The forwards that Chinese patent literature publication number 102607036A discloses a kind of entitled " a kind of multistage hydraulic mechanical garbage incinerator " is reciprocal
Fire grate system, including charging aperture, feed fire grate, burns fire grate, First air supply system and secondary wind supply system, burns fire grate along being longitudinally divided into
Five unit, wherein Unit first to fourth is standard block, and Unit the 5th is that end lengthens unit, and above-mentioned each unit is all by several slip stoves
Screening, travelling grate sheet, fixed grate film composition.
The problem that known forwards reciprocal grate exists includes: 1) for ensureing rubbish and adding hot-air and sufficiently contact, to ensure that rubbish is fully done
Dry, need travelling grate constantly action continually, the rubbish bed of material is loosened, the result so caused is exactly that travelling grate pad wear is abnormal serious,
Affect service life, change maintenance cost the highest；2) feature such as China's house refuse water content height, complicated component, and use mixing to receive more
Collection, rubbish easily unites, caking, this type of rubbish is loosened by known fire grate system and ability ratio of stirring is relatively limited, particularly unites, lumps
Rubbish, does not has any measure to break up, and so will have a strong impact on the dry run of rubbish, and follow-up combustion process, ultimately results in rubbish fortune
Move and also burning to the when of fire grate rear, it is impossible to burn completely, the most so-called " burning impermeable, burn the cleanest "；3) due to the rubbish bed of material and stove
Row's direction of motion is identical, and when the rubbish bed of material is thicker when, travelling grate has certain fluffing action to the rubbish bed of material, but the effect the most do not stirred
Really, in this case, be in the rubbish bottom the bed of material can not ignition in time, so will cause only when rubbish moves to the fire grate second half section,
The when that the rubbish bed of material being relatively thin, the rubbish bottom the bed of material could exposed the most preferably burn, but now, rubbish basic exercise is to fire grate tail
Portion, finally causes rubbish the most not burn completely and just will enter slagging-off well, here it is so-called " fire grate falls short of ".
Summary of the invention
Burn impermeable to solve the existence of existing forwards reciprocal grate, combustion problem not to the utmost, the present invention provides a kind of multistage drop forwards travelling grate system,
To realize rubbish stirring truly on fire grate, make bottom the bed of material and the rubbish on bed of material surface is sufficiently mixed, exchanges, and promote to be in the bed of material
The rubbish of bottom shift to an earlier date exposed out, i.e. rubbish can fully be loosened on fire grate, stirred, break-up agglomerates, mixing more uniform, and then realize
Fully being dried of rubbish, burn completely, can guarantee that combustion conditions is more stable simultaneously, reduce the difference along fire grate laterally (width) combustion conditions
The opposite sex, reduces fluctuation.
The technical solution adopted for the present invention to solve the technical problems is: a kind of multistage drop forwards travelling grate system, mainly includes running along rubbish
Direction is rearranged by feed stage, dryer section, burning zone and after-flame section toward low in order from high successively, it is characterized in that, described feed stage is dry with described
Constitute height fall between dry section, between described dryer section and burning zone, constitute height fall, between described burning zone and after-flame section, constitute height fall.
Optimal technical scheme of the present invention, described dryer section is rearranged the most in order by the basic drop unit of three elementary cells and, described combustion
Burn Duan Yousan elementary cell and a basic drop unit rearranges the most in order, Duan Youyi elementary cell of described after-flame, two basic combustions
Unit and a slip fire grate segment to the greatest extent rearranges the most in order.
Optimal technical scheme of the present invention, also sets up a height fall inside described dryer section, also set up a height fall inside described burning zone.
Optimal technical scheme of the present invention, described dryer section by an elementary cell, basic drop unit, elementary cell, one substantially fall
Difference unit rearranges the most in order, described burning zone by an elementary cell, basic drop unit, elementary cell, one basic
Drop unit rearranges the most in order, and Duan Youyi elementary cell of described after-flame, two basic after-flame unit and a slip fire grate segment are pressed successively
Order rearranges.
Optimal technical scheme of the present invention, described elementary cell is rearranged the most in order by the fire grate segment that slides, travelling grate sheet, fixed grate film,
Described basic drop unit is rearranged the most in order by the fire grate segment that slides, travelling grate sheet and drop fixed grate film, described basic after-flame unit
Rearranged the most in order by slip fire grate segment, fixed grate film.
Optimal technical scheme of the present invention, the height fall constituted between described feed stage and described dryer section is 300 800mm, described dryer section and combustion
Burning the height fall constituted between section is 300 1000mm, height fall 300 1000mm constituted between described burning zone and after-flame section.
Optimal technical scheme of the present invention, described dryer section internal height drop is 300 1000mm, and described burning zone internal height drop is 300
1000mm。
Beneficial effects of the present invention: the present invention provides a kind of multistage drop forwards travelling grate system, owing between feed stage and dryer section, being dried
All it is provided with height fall between section and burning zone and burning zone and after-flame section, makes rubbish sufficiently be overturn on fire grate and stir, make the bed of material
Bottom and the rubbish on bed of material surface are sufficiently mixed, exchange, and promote to be in the rubbish bottom the bed of material shift to an earlier date exposed out, i.e. rubbish can obtain on fire grate
To fully loosening, stir, break-up agglomerates, mixing more uniform, and then realize fully being dried of rubbish, burn completely, can guarantee that burner simultaneously
Condition is more stable, reduces the diversity along fire grate laterally (width) combustion conditions, reduces fluctuation, after using the fire grate system of the present invention, and can
Reduce travelling grate operating frequency, to reduce the abrasion of fire grate segment, save updating maintenance expense, but can guarantee that rubbish sufficiently mixed,
Break-up agglomerates.
Accompanying drawing explanation
Fig. 1-Figure 12 is the structural representation of first embodiment of the invention, and wherein Fig. 1 is integral installation structural representation, and Fig. 2-Figure 12 is office
Portion's structure enlarged diagram, wherein,
Fig. 2 is feed stage structure enlarged diagram；
Fig. 3 is dryer section structure enlarged diagram；Fig. 4, Fig. 5, Fig. 6 are the structural representation of dryer section upper semisection；Fig. 7, Fig. 8 are dryer section
The structural representation of lower semisection；
Fig. 9 is burning zone structure enlarged diagram；
Figure 10, Figure 11, Figure 12 are after-flame segment structure enlarged diagram.
Figure 13-Figure 14 is the partial structurtes enlarged diagram of second embodiment of the invention.
In figure:
1 feed stage,
2 dryer section,
3 burning zones,
4 after-flame sections,
5A the first drop, 5B the second drop, 5C the 3rd drop, 5D the 4th drop, 5E the 5th drop；
A1, A2, A3 elementary cell, B, B1, B2 basic drop unit, C1, C2 basic after-flame unit；
P1 slip fire grate segment, P2 travelling grate sheet, P31 standard fixed grate film, P32 drop fixed grate film.
Detailed description of the invention
Fig. 1-Figure 12 is the structural representation of first embodiment of the invention, and wherein Fig. 1 is integral installation structural representation, and Fig. 2-Figure 12 is office
Portion's structure enlarged diagram, wherein,
Fig. 2 is feed stage structure enlarged diagram；
Fig. 3 is dryer section structure enlarged diagram；Fig. 4, Fig. 5, Fig. 6 are the structural representation of dryer section upper semisection；Fig. 7, Fig. 8 are dryer section
The structural representation of lower semisection；
Fig. 9 is burning zone structure enlarged diagram；
Figure 10, Figure 11, Figure 12 are after-flame segment structure enlarged diagram.
Fig. 1 shows, a kind of multistage drop forwards travelling grate system proposed in this example mainly include along rubbish traffic direction successively from high toward low by
Feed stage 1, dryer section 2, burning zone 3 and after-flame section 4 rearrange in order.
Fig. 1 shows, between feed stage 1 and dryer section 2, constitutes drop 5A, between dryer section 2 and burning zone 3, constitute drop 5B, burning zone 3
And between after-flame section, constitute drop 5C.
Fig. 3 shows, dryer section 2 is rearranged in order by tri-elementary cells of A1, A2, A3 and a basic drop unit B successively；Fig. 9
Display, has identical structure with dryer section 2, and burning zone 3 is the most successively by the basic drop unit B of three elementary cells A1, A2, A3 and
Rearrange in order；Figure 10 shows, after-flame section 4 is successively by elementary cell A1, two basic after-flame unit C1, C2 and a slip stove
Screening P1 rearranges in order.
Fig. 4 shows, dryer section 2 upper semisection is rearranged the most in order by elementary cell A1, A2；Fig. 7 shows, dryer section 2 lower semisection by
Elementary cell A3, basic drop unit B rearrange the most in order.Fig. 5, Fig. 6, Fig. 7 show, elementary cell A1, A2, A3 have same
Spline structure, elementary cell is to be rearranged the most in order by slip fire grate segment P1, travelling grate sheet P2, fixed grate film P31；Fig. 8 shows
Show, being rearranged the most in order by slip fire grate segment P1, travelling grate sheet P2 and drop fixed grate film P32 of basic drop unit B；Figure
11, Figure 12 shows, basic after-flame unit C1, C2 have identical structure, and basic after-flame unit is depended on by the fire grate segment P1 that slides, fixed grate film P31
Secondary rearrange in order.
The present invention points out, and the height fall 5A between feed stage 1 and dryer section 2 can be adjusted to 300 800mm, dryer section 2 and burning zone 3
Between height fall 5B can be adjusted to 300 1000mm, the height fall between burning zone 3 and after-flame section 4 can be adjusted to 300
1000mm。
Figure 13-Figure 14 is the partial structurtes enlarged diagram of second embodiment of the invention.Figure shows, unlike first embodiment, this
In example, dryer section 2 is internal also has a drop 5D, and burning zone 3 is internal also has a drop 5E.
Figure 13 shows, dryer section 2 is by elementary cell A1,1, elementary cell A3 of a basic drop unit B, a basic drop list
Unit B2 rearranges the most in order.Equally, Figure 14 shows, burning zone 3 is by elementary cell A1, a basic drop unit B 1,
Individual elementary cell A3, a basic drop unit B 2 rearrange the most in order.Wherein, basic drop unit B 1, basic drop unit B 2
Identical with the basic drop unit B structure in first embodiment.
The present invention points out, and in this example, dryer section 2 internal height drop 5D can be adjusted to 300 1000mm, burning zone 3 internal height drop
5E can be adjusted to 300 1000mm.
Existing forwards incinerator heat-extraction system is to be arranged in order and be front and back mutually lapped installation to constitute by each fire grate segment, and the present invention points out, institute herein
Stating height fall is the difference in height increased on the basis of existing fire grate segment overlap joint is installed.
Claims (7)
1. a multistage drop forwards travelling grate system, mainly includes along rubbish traffic direction successively from high past low by feed stage, dryer section, burning zone
Rearrange in order with after-flame section, it is characterized in that, between described feed stage and described dryer section, constitute height fall, described dryer section and combustion
Burn and between section, constitute height fall, between described burning zone and after-flame section, constitute height fall.
2. wanting the multistage drop forwards travelling grate system described in 1 according to right, it is characterized in that, described dryer section is basic by three elementary cells and one
Drop unit rearranges the most in order, and described burning zone is rearranged the most in order by the basic drop unit of three elementary cells and,
Duan Youyi elementary cell of described after-flame, two basic after-flame unit and a slip fire grate segment rearrange the most in order.
3. want the multistage drop forwards travelling grate system described in 1 according to right, it is characterized in that, inside described dryer section, also set up a height fall,
A height fall is also set up inside described burning zone.
4. want the multistage drop forwards travelling grate system described in 3 according to right, it is characterized in that, described dryer section by an elementary cell, one basic
Drop unit, elementary cell, a basic drop unit rearrange the most in order, described burning zone by an elementary cell, one
Individual basic drop unit, elementary cell, a basic drop unit rearrange the most in order, and described after-flame Duan Youyi the most single
Unit, two basic after-flame unit and a slip fire grate segment rearrange the most in order.
5. want the multistage drop forwards travelling grate system described in 2 or 4 according to right, it is characterized in that, described elementary cell by the fire grate segment that slides, stir
Fire grate segment, fixed grate film rearrange the most in order, and described basic drop unit is fixed by the fire grate segment that slides, travelling grate sheet and drop
Fire grate segment rearranges the most in order, and described basic after-flame unit is rearranged the most in order by the fire grate segment that slides, fixed grate film.
6. want the multistage drop forwards travelling grate system described in 1 according to right, it is characterized in that, the height constituted between described feed stage and described dryer section
Degree drop is 300 800mm, and the height fall constituted between described dryer section and burning zone is 300 1000mm, described burning zone and after-flame
Height fall 300 1000mm constituted between Duan.
7. wanting the multistage drop forwards travelling grate system described in 3 according to right, it is characterized in that, described dryer section internal height drop is 300 1000mm,
Described burning zone internal height drop is 300 1000mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510056057.8A CN105987385A (en) | 2015-02-03 | 2015-02-03 | Multi-section difference forward pushing turning fire grate system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510056057.8A CN105987385A (en) | 2015-02-03 | 2015-02-03 | Multi-section difference forward pushing turning fire grate system |
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| Publication Number | Publication Date |
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| CN105987385A true CN105987385A (en) | 2016-10-05 |
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| CN201510056057.8A Pending CN105987385A (en) | 2015-02-03 | 2015-02-03 | Multi-section difference forward pushing turning fire grate system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0674428A (en) * | 1992-08-25 | 1994-03-15 | Hitachi Zosen Corp | Cooling structure for combustion bed of combustion furnace |
| CN102519043A (en) * | 2011-12-23 | 2012-06-27 | 上海康恒环境工程有限公司 | Mechanical grate of large-sized incinerator |
| CN102607036A (en) * | 2012-04-01 | 2012-07-25 | 光大环保科技发展（北京）有限公司 | Multistage hydraulic mechanical garbage incinerator |
| CN103267295A (en) * | 2013-05-31 | 2013-08-28 | 上海绿晖环保科技有限公司 | Grate device used for urban domestic garbage incinerator |
| CN204006035U (en) * | 2014-08-06 | 2014-12-10 | 梁成 | One is dumping-grate step by step |
| CN204574054U (en) * | 2015-02-03 | 2015-08-19 | 深圳市能源环保有限公司 | A kind of multistage drop forwards travelling grate system |
-
2015
- 2015-02-03 CN CN201510056057.8A patent/CN105987385A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0674428A (en) * | 1992-08-25 | 1994-03-15 | Hitachi Zosen Corp | Cooling structure for combustion bed of combustion furnace |
| CN102519043A (en) * | 2011-12-23 | 2012-06-27 | 上海康恒环境工程有限公司 | Mechanical grate of large-sized incinerator |
| CN102607036A (en) * | 2012-04-01 | 2012-07-25 | 光大环保科技发展（北京）有限公司 | Multistage hydraulic mechanical garbage incinerator |
| CN103267295A (en) * | 2013-05-31 | 2013-08-28 | 上海绿晖环保科技有限公司 | Grate device used for urban domestic garbage incinerator |
| CN204006035U (en) * | 2014-08-06 | 2014-12-10 | 梁成 | One is dumping-grate step by step |
| CN204574054U (en) * | 2015-02-03 | 2015-08-19 | 深圳市能源环保有限公司 | A kind of multistage drop forwards travelling grate system |
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Application publication date: 20161005 |
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