CN102391891B - Air input-adjustable fire grate - Google Patents
Air input-adjustable fire grate Download PDFInfo
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- CN102391891B CN102391891B CN 201110392340 CN201110392340A CN102391891B CN 102391891 B CN102391891 B CN 102391891B CN 201110392340 CN201110392340 CN 201110392340 CN 201110392340 A CN201110392340 A CN 201110392340A CN 102391891 B CN102391891 B CN 102391891B
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- fire grate
- push rod
- clamping ring
- air
- setting nut
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- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 claims description 11
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- 238000013461 design Methods 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000002309 gasification Methods 0.000 abstract description 2
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Abstract
The invention relates to an air input-adjustable fire grate. The air input-adjustable fire grate has a tower structure formed by overlapping a plurality of layers of fire grate pieces, and an air inlet gap is arranged at the lower side of each layer of the fire grate pieces. The air input-adjustable fire grate is characterized in that: each air inlet gap is provided with an air door cover; the upper side or the lower side of the air door cover is movably positioned on the inner side of the fire grate by a pin; a push rod is movably hinged to the air door cover; and the other end of the push rod is positioned on a driving mechanism. The driving mechanism is utilized to drive the air door cover to open or close to adjust the air input. The air input-adjustable fire grate has the characteristics of ingenious conception, reasonable design, simple structure, and simple air input adjustment operation. According to the air input-adjustable fire grate, gaps of all the layers of the fire grate pieces can be synchronously adjusted, and can also be independently adjusted to satisfy different oxygen supply amounts needed by the combustion of different layers. So a problem that the fire grate is replaced after flameout when the type of coal is changed by a user is solved, and the air input can be momentarily adjusted according to the combustion case; and the air input-adjustable fire grate of the invention has the advantages of less bottom blow carryover material, no obstruction of air channels, high gasification intensity, and substantial energy saving and consumption reduction.
Description
Technical field:
The present invention relates to a kind of fire grate of regulating air output, especially be fit to the coal fuel of the different atures of coal of burning.
Background technology:
Fire grate is the nucleus equipment of gas furnace, and the quality of fire grate performance will directly influence every index request of gas making workshop section, this practice that is national coal chemical industry enterprises and fire grate manufacturing enterprise by for many years, a realistic problem that has been proved to be already.One rational in infrastructure, the fire grate of superior performance, rational operating procedure index in addition, the reasonable disposition of equipment, pipe network and perfect management system, no matter will be gas making workshop section, be stable, the long-term operation of the working of a furnace, gas intensity height processed, gas production rate is big, easily satisfy the tolerance demand of back workshop section, still can adapt to the coal of burning, reach the purpose of the consumption reduction of economizing on coal, finally obtain remarkable economic efficiency, and played crucial effects.Otherwise, a unreasonable structure, the fire grate that performance is low, no matter how your operating procedure index is adjusted, the working of a furnace can occur so all the time, such problem, is difficult to reach the rate of designing of gas furnace, and it is very big passive to bring to gas making production, let alone the consumption reduction of economizing on coal, even also can bring very big financial loss to enterprise.Therefore, the quality of fire grate performance, the particularly important that when selecting fire grate for use, seems, this also is the importance place of fire grate.
Because energy shortage, high-quality lump coal reduces, coal price raises up high, and coal chemical industry enterprises reduces production costs for to seek survival in intense market competition, to seek development by every possible means, just changed one after another by high-quality lump coal and burn little beans, moulded coal, low grade coal, local coal etc. coal, and traditional fire grate can also be met consumers' demand, along with the change of coal when burning high-quality lump coal, traditional fire grate just exposes its uncontrollable weak tendency, does not just satisfy user's demand.
The structure of existing fire grate is tower structure, every layer of fire grate sheet and adjacent levels fire grate sheet are overlapping mutually, and are provided with the air intake gap at overlapping place, and this air intake gap is fixed sturcture, the bunker coal of different atures of coal needs corresponding different fire grates, just can obtain the highest energy transformation ratio.Serial special-purpose fire grate that special each coal of burning arranged at present is as granule coal stove grate, low grade coal fire grate, coking coal fire grate, lump coal fire grate, local coal stove grate (as blue carbon) etc.These specially burn the serial special-purpose fire grate of each coal, though can solve the user because changing the demand of burning the selected fire grate of coal, but specification of quality, stability and technological operation to coal require very high, add that special-purpose fire grate cloth wind will be through strict calculating, in case condition changes, will cause very big fluctuation to production, must blowing out put out a fire in the time of regulating, certainly will cause enormous economic loss.
Summary of the invention:
The present invention is directed to the defective that existing fire grate exists, design a kind of fire grate that can regulate air output.
Technical solution of the present invention is achieved in that a kind of fire grate of regulating air output, comprise fire grate, drop-bottom and feet, fire grate is by the overlapping tower structure that forms of plural layer fire grate sheet, every layer of fire grate sheet downside all has the air intake gap, it is characterized in that being provided with air door in described air intake gap covers, on the fire grate inboard, air door covers and also is movably hinged with a push rod either side that this air door covers down by the bearing pin activity orientation, and the push rod the other end is positioned on the driving mechanism.Utilize driving mechanism to drive the folding of air door lid, the purpose that realizes regulating air output.
Driving mechanism has following several preferred version:
One: described driving mechanism refers to a screw rod that the fire grate axis is provided with, be movably set in the clamping ring on the screw rod and be screwed in setting nut on this screw rod; The described push rod the other end is hinged on the clamping ring, and this clamping ring is by being located at the top of setting nut, and the driving clamping ring that moves up and down of setting nut moves up and down synchronously.
The air door lid of described every layer of fire grate sheet is to there being a clamping ring, and the push rod the other end that covers with layer air door is hinged on the same clamping ring; The corresponding setting nut of each clamping ring.The air door of every layer of fire grate lid like this can be according to fire grate different layers combustion case, and independent regulation, to reach best efficiency of combustion.
Described setting nut disjunctor has a rotating disk, and the clamping ring activity is embedded outside setting nut, and rotating disk is convenient to adopt manual operation to regulate, and forms interlock with clamping ring.
Its two: described driving mechanism refers to a column that the fire grate axis is provided with, is movably set in clamping ring and lever on the column; The described push rod the other end is hinged on the clamping ring, and this clamping ring is connected with lever one end; Lever middle part axle is positioned on feet or the drop-bottom, and the other end extends outside the fire grate, and can be located by a lockout mechanism.
Described lockout mechanism is the locking bar with two setting nuts, and this locking bar one end is positioned on feet or the drop-bottom, and the other end passes in the lasso of lever end, and two setting nut branches stand in the both sides of this lasso.The adjusting of one a tight pine of two setting nuts cooperates, and gets final product the perk angle of adjustment (adjusting) lever one end, and then changes air door lid opening angle.
Its three: the setting nut that described driving mechanism refers to the spring that is set on the push rod and is screwed in the push rod end; The end that described push rod passes drop-bottom is connected with setting nut, and push rod drop-bottom with inner segment on, be arranged with spring, this both ends of the spring is conflicted respectively on drop-bottom and push rod.By the degree of tightness of setting nut, reach the independent regulation of each air door lid.
The present invention have be skillfully constructed, reasonable in design, simple in structure, air output regulates characteristics simple to operate; Both can be designed to every layer of fire grate sheet gap synchronous adjustable, also can every layer of independent regulation, to satisfy the required different oxygen-supplying amounts of different layers burning.After the solution user changes the burning coal, need not the flame-out problem of changing corresponding fire grate, can regulate air output according to combustion case at any time; Under to blow carry-over few, the air channel is not stopped up, the gasification intensity height is significantly energy-saving and cost-reducing.
Description of drawings:
The present invention will be further described below in conjunction with concrete legend:
Fig. 1 fire grate is looked up schematic perspective view
Fig. 2 fire grate schematic perspective view
Fig. 3 fire grate diagrammatic cross-section
The local enlarged diagram figure of Fig. 4 Fig. 3 I
The local enlarged diagram of Fig. 5 Fig. 3 II
Fig. 6 fire grate two section partial schematic diagrams
Fig. 7 Fig. 6 A is to local enlarged diagram
Fig. 8 fire grate three is looked up schematic perspective view
Wherein
1-fire grate 10-fire grate sheet 11-air intake gap
2-air door lid 3-drop-bottom 4-push rod
5-screw rod 50-column 51-clamping ring
52-setting nut 53-rotating disk 54-lever
540-lasso 55-locking bar 56-spring
6-feet 7-graduated scale
Embodiment:
Embodiment one:
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, can regulate the fire grate of air output, comprise fire grate 1, drop-bottom 3 and feet 6, feet 6 described here can refer to any fixed part in the body of heater.Fire grate 1 is by the plural layer fire grate sheet 10 overlapping tower structures that form, every layer of fire grate sheet 10 downside all have air intake gap 11, described air intake gap 11 is provided with air door lid 2, the either side of this air door lid about in the of 2 passes through the bearing pin activity orientation on fire grate 1 inboard, say so exactly and be positioned on fire grate 1 interior arbitrary fixed part, on lower floor's fire grate sheet 10, an air door of bottom lid 2 is positioned on the drop-bottom 3; Also be movably hinged with a push rod 4 on the air door lid 2, push rod 4 the other ends are positioned on the driving mechanism, drive air door by driving mechanism and cover 2 opening and closing movements.
As Fig. 3, Fig. 4 and Fig. 5, described driving mechanism refers to a screw rod 5 that the fire grate axis is provided with, be movably set in the clamping ring 51 on the screw rod 5 and be screwed in setting nut 52 on this screw rod 5; Described push rod 4 the other ends are hinged on the clamping ring 51, and this clamping ring 51 is by being located at the top of setting nut 52, and the driving clamping ring 51 that moves up and down of setting nut 52 moves up and down synchronously.If adopt clamping ring 51 to lean against the scheme of setting nut 52 tops, the following movement of push rod 4 and clamping ring 51 is to rely on deadweight to finish; It can adopt the linkage structure as Fig. 5, also is that clamping ring 51 activities are embedded outside setting nut 52, makes itself and setting nut 52 do synchronous lifting; Setting nut 52 disjunctors have a rotating disk 53, and convenient directly operation adjusting by hand need not by instrument.
Fig. 3 for another example, 2 pairs on the air door lid of every layer of fire grate sheet 10 should have a clamping ring 51, is hinged on the same clamping ring 51 with push rod 4 the other ends of layer air door lid 2; Each clamping ring 51 corresponding setting nut 52, but every layer of equal independent regulation like this.
Embodiment two:
With reference to Fig. 6 and Fig. 7, described driving mechanism refers to a column 50 that fire grate 1 axis is provided with, is movably set in clamping ring 51 and lever 54 on the column 50; Described push rod 4 one ends are hinged on the air door lid 2, and the other end is hinged on the clamping ring 51, and this clamping ring 51 is connected with lever 54 1 ends; Lever 54 middle part axles are positioned on feet 6 or the drop-bottom 3, and the other end extends outside the fire grate 1, and can be located by a lockout mechanism; Described lockout mechanism is the locking bar 55 with two setting nuts 52, these locking bar 55 1 ends are positioned on feet 6 or the drop-bottom 3, the other end passes in the lasso 540 of lever 54 ends, two setting nuts stood in the both sides of this lasso 540 in 52 minutes, by a setting nut pine, the method that setting nut is tight, regulate the angle of activation lever 54 swings, control the opening degree of air door lid 2 with this; In addition, in feet 6 outsides, on the oscillating stroke of corresponding lever 54, also can be provided with graduated scale 7, with the opening degree of this corresponding air door lid 2.The adjusting operation of this programme air door lid 2 can be carried out in fire grate 1 outside.Same with last example, every layer fire grate sheet 10 corresponding clamping rings 51, every layer of air door lid 2 can independent synchronization regulation, perhaps all air doors lid 2 equal synchronization regulation.The drives structure that this figure only draws a pair of air door lid 2, other structure is identical, omits.
Embodiment three:
With reference to Fig. 8, this is the structural representation that a kind of each air door covers 2 independent regulation, and basic structure and last two examples are that described driving mechanism refers to the spring 56 that is set on the push rod 4 and the setting nut 52 that is screwed in push rod 4 ends together; The end that described push rod 4 passes drop-bottom 3 is connected with setting nut 52, and push rod 4 drop-bottom 3 with inner segment on, be arranged with spring 56, conflict respectively on drop-bottom 3 and push rod 4 in these spring 56 two ends, keep air door lid 2 to be in the trend of closing all the time, setting nut 52 screws the degree difference, the opening degree of corresponding air door lid 2.This programme can cover 2 independent regulation by each road air door.
The tower fire grate that the present invention relates to, its orthographicprojection can be circle and regular polygon, and above-mentioned example is the regular polygon structure, are in the corresponding air door lid of fire grate sheet on every limit, are easy to processing; Certainly in circular grate structure, every layer fire grate sheet can be divided into plurality of elements, and the air door lid of the corresponding arc in each unit still is fit to the solution of the present invention.
Claims (7)
1. the fire grate that can regulate air output, comprise fire grate, drop-bottom and feet, fire grate is by the overlapping tower structure that forms of plural layer fire grate sheet, every layer of fire grate sheet downside all has the air intake gap, it is characterized in that being provided with air door in described air intake gap covers, on the fire grate inboard, air door covers and also is movably hinged with a push rod either side that this air door covers down by the bearing pin activity orientation, and the push rod the other end is positioned on the driving mechanism.
2. a kind of fire grate of regulating air output according to claim 1 is characterized in that a screw rod that described driving mechanism refers to the fire grate axis and be provided with, is movably set in the clamping ring on the screw rod and is screwed in setting nut on this screw rod; The described push rod the other end is hinged on the clamping ring, and this clamping ring is by being located at the top of setting nut, and the driving clamping ring that moves up and down of setting nut moves up and down synchronously.
3. a kind of fire grate of regulating air output according to claim 2 is characterized in that the air door lid of every layer of fire grate sheet to a clamping ring should be arranged, and the push rod the other end that covers with layer air door is hinged on the same clamping ring; The corresponding setting nut of each clamping ring.
4. according to claim 2 or 3 described a kind of fire grates of regulating air output, it is characterized in that the setting nut disjunctor has a rotating disk, and the clamping ring activity is embedded outside setting nut.
5. a kind of fire grate of regulating air output according to claim 1 is characterized in that a column that described driving mechanism refers to the fire grate axis and be provided with, is movably set in clamping ring and lever on the column; The described push rod the other end is hinged on the clamping ring, and this clamping ring is connected with lever one end; Lever middle part axle is positioned on feet or the drop-bottom, and the other end extends outside the fire grate, and can be located by a lockout mechanism.
6. a kind of fire grate of regulating air output according to claim 5, it is characterized in that described lockout mechanism is the locking bar with two setting nuts, this locking bar one end is positioned on feet or the drop-bottom, the other end passes in the lasso of lever end, and two setting nut branches stand in the both sides of this lasso.
7. a kind of fire grate of regulating air output according to claim 1 is characterized in that described driving mechanism refers to the spring that is set on the push rod and the setting nut that is screwed in the push rod end; The end that described push rod passes drop-bottom is connected with setting nut, and push rod drop-bottom with inner segment on, be arranged with spring, this both ends of the spring is conflicted respectively on drop-bottom and push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110392340 CN102391891B (en) | 2011-12-01 | 2011-12-01 | Air input-adjustable fire grate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110392340 CN102391891B (en) | 2011-12-01 | 2011-12-01 | Air input-adjustable fire grate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102391891A CN102391891A (en) | 2012-03-28 |
| CN102391891B true CN102391891B (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110392340 Active CN102391891B (en) | 2011-12-01 | 2011-12-01 | Air input-adjustable fire grate |
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| CN (1) | CN102391891B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2303175Y (en) * | 1997-03-19 | 1999-01-06 | 王秀江 | Multi-purpose and energy saving range |
| CN201206839Y (en) * | 2008-04-15 | 2009-03-11 | 薛以祥 | Cone straight barrel gas stove external tooth type slag muscle breaking low-alloy full-steel energy conserving furnace grate |
| CN202350063U (en) * | 2011-12-01 | 2012-07-25 | 林红卫 | Grate capable of adjusting air inlet volume |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD145542A1 (en) * | 1978-11-29 | 1980-12-17 | Erich Girodi | DEVICE FOR SUPPLYING AND DISTRIBUTING GASOLANTS IN LOW-STREAM GENERATORS |
| JPH116613A (en) * | 1997-06-17 | 1999-01-12 | Kubota Corp | Fire grate cooling mechanism |
| CN2484330Y (en) * | 2001-07-20 | 2002-04-03 | 陈和平 | Coal-gas generator grate with air-flow forced distribution device |
| CN2765070Y (en) * | 2005-02-24 | 2006-03-15 | 焦四海 | Multi-layer multi-rib polygon adjustable grate |
| CN201648337U (en) * | 2010-01-29 | 2010-11-24 | 张宝彦 | Efficient double-section coal gas generation furnace |
-
2011
- 2011-12-01 CN CN 201110392340 patent/CN102391891B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2303175Y (en) * | 1997-03-19 | 1999-01-06 | 王秀江 | Multi-purpose and energy saving range |
| CN201206839Y (en) * | 2008-04-15 | 2009-03-11 | 薛以祥 | Cone straight barrel gas stove external tooth type slag muscle breaking low-alloy full-steel energy conserving furnace grate |
| CN202350063U (en) * | 2011-12-01 | 2012-07-25 | 林红卫 | Grate capable of adjusting air inlet volume |
Non-Patent Citations (2)
| Title |
|---|
| 李永恒.煤气炉炉箅研制历程与发展趋势.《化肥设计》.2004,第42卷(第1期), |
| 煤气炉炉箅研制历程与发展趋势;李永恒;《化肥设计》;20040229;第42卷(第1期);第41-47页 * |
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| CN102391891A (en) | 2012-03-28 |
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Effective date of registration: 20201221 Address after: No.1, quantuan Road, Qianqiu Town, Sheyang County, Yancheng City, Jiangsu Province Patentee after: Ma Xijiang Address before: Room 806, building 27, Fuhua new village, Meilie District, Sanming City, Fujian Province Patentee before: Lin Hongwei Patentee before: Luo Minfeng |
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Effective date of registration: 20230110 Address after: 276100 Development Zone Management Committee of Tancheng County, Linyi City, Shandong Province 707 Patentee after: Tancheng Medical Chemical Industry Development Group Co.,Ltd. Address before: No.1, quantuan Road, Qianqiu Town, Sheyang County, Yancheng City, Jiangsu Province Patentee before: Ma Xijiang |
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Effective date of registration: 20241011 Address after: 224300 Seventh Floor, Administrative Center, Sheyang County, Yancheng City, Jiangsu Province Patentee after: Sheyang Productivity Promotion Center Country or region after: China Address before: 276100 Development Zone Management Committee of Tancheng County, Linyi City, Shandong Province 707 Patentee before: Tancheng Medical Chemical Industry Development Group Co.,Ltd. Country or region before: China |