CN102419081A - Efficient heater for coal-fired spray drying tower - Google Patents
Efficient heater for coal-fired spray drying tower Download PDFInfo
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- CN102419081A CN102419081A CN2011103907479A CN201110390747A CN102419081A CN 102419081 A CN102419081 A CN 102419081A CN 2011103907479 A CN2011103907479 A CN 2011103907479A CN 201110390747 A CN201110390747 A CN 201110390747A CN 102419081 A CN102419081 A CN 102419081A
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Abstract
The invention relates to an efficient heater for a coal-fired spray drying tower. The heater comprises a hearth, a flue, a sand cleaning hole and a smoke outlet, wherein the flue is formed by arranging a plurality of primary burning flame paths and a plurality of secondary burning flame paths at intervals and connecting the flame paths in an end-to-end mode; upper fire baffle walls are convexly formed on the inner surfaces of the top walls of the primary burning flame paths and the secondary burning flame paths; lower flame baffle walls are convexly formed on the inner surfaces of the bottom walls of the primary burning flame paths and the secondary burning flame paths; and the upper flame baffle walls and the lower flame baffle walls are arranged at intervals. By arranging the upper flame baffle walls and the lower flame baffle walls, the flue of the heater becomes narrower and longer, and the burning space of coal is increased, so that micro coal dust has enough space and time to be repeatedly burned in smoke flow, and heat efficiency and a burn-off rate are improved; and most of the coal dust in the smoke flow is stopped and removed by the upper and lower flame baffle walls during wavy movement, so that the coal dust quantity of the smoke is greatly reduced, and the aims of high fixation possibility of carbon and sulfur and environment friendliness are fulfilled.
Description
Technical field
The present invention relates to a kind of spray drying tower heating element, is a kind of efficient coal burning, spraying and drying tower heating element that is used for Production of Ceramics specifically.
Background technology
Spraying Dryer of Ceramics is the key equipment of wet powder-making in the architectural pottery wall floor tile production process.The spray tower dry technology has been widely used in the architectural pottery wall floor tile production process since 20th century, researched and developed successfully the eighties, and spray drying tower is produced wall floor tile shaped particles powder, remains the optimal shaping powder of present large automatic press.Along with further developing of wall floor tile production equipment technology, spray drying tower is further to large scale development, to adapt to the production scale of continuous expansion at present.We know; Architectural pottery wall floor tile production belongs to the high energy consumption industry; Wherein spray drying tower is exactly the high energy consumption link of wall floor tile production process; As the part of spray drying tower, often there is burning energy consumption height in existing spray drying tower heating element, the thermal efficiency is low, burning is insufficient, contains shortcomings such as a large amount of pollution caused by coal dust environment in the flue gas.
Summary of the invention
Technical problem to be solved by this invention provides a kind of thermal efficiency height, sufficient combustion and reduces the efficient coal burning, spraying and drying tower heating element of flue gas coal dust amount.
In order to solve the problems of the technologies described above, the technical scheme that the present invention adopts is:
A kind of efficient coal burning, spraying and drying tower heating element; Comprise burner hearth, flue, sand-removing port and outlet flue; The inlet of said flue is connected with burner hearth; The outlet of said flue is connected with outlet flue, it is characterized in that: said flue is arranged and from beginning to end the composition by a plurality of primary combustion quirks and a plurality of second-time burning quirk each interval, and protrusion is provided with firebreak on the roof inner surface of said primary combustion quirk and second-time burning quirk; Protrusion is provided with down firebreak on the diapire inner surface of said primary combustion quirk and second-time burning quirk; Said upward firebreak and lower gear wall with flues each interval are arranged, and said sand-removing port is opened on the diapire of primary combustion quirk and second-time burning quirk, but seals the seal cover that is provided with folding on the said sand-removing port.
Efficient coal burning, spraying and drying tower heating element of the present invention; Be different from existing flue; Through setting up firebreak and following firebreak, make the heating element flue more long and narrow, increased the burning of coal space; Make small coal dust in flue gas stream, have enough room and times to burn repeatedly, improved the thermal efficiency and burnout rate; Simultaneously under the effect of firebreak up and down, flow of flue gas is up and down wave advances, and most of coal dust in the flue gas is stopped by firebreak up and down in awave advancing remove, and greatly reduces flue gas coal dust amount, has reached to be prone to the purpose of carbon sulphur and environmental protection admittedly.
In order further to optimize the present invention, said go up firebreak and the free end of following firebreak and separately the distance between the burning quirk inwall of opposite be 1/4 of the quirk height that burns accordingly.
In order further to optimize the present invention, the corresponding one by one below that is arranged at said upward firebreak, following firebreak and outlet flue of said sand-removing port.
In order further to optimize the present invention, the inwall of said outlet flue is provided with the flue gas temperature measuring equipment.
In order further to optimize the present invention; Also comprise chain row coal conveyor; The chain row delivery end of said chain row coal conveyor is connected with the coal feeding hole of said burner hearth, leaves hole between the said chain row, and said chain row's below is provided with air channel and combustion air device; Said air channel is connected with said hole, and the blowing mouth of said combustion air device is connected with said air channel.
Description of drawings
Shown in Figure 1 is the structural representation of the embodiment of the invention.
Shown in Figure 2 is the structural representation of the primary combustion flue of the embodiment of the invention.
Shown in Figure 3 is the structural representation of the second-time burning flue of the embodiment of the invention.
Label declaration:
1, burner hearth 2, flue 3, outlet flue 100, primary combustion quirk
200, second-time burning quirk 101, last firebreak 102, following firebreak
103, sand-removing port 104, seal cover 105, flue gas temperature measuring equipment
106, chain row coal conveyor 107, chain row 108, combustion air device
300, flow of flue gas route
The specific embodiment
By specifying technology contents of the present invention, structural feature, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
Referring to figs. 1 through shown in Figure 3; Efficient coal burning, spraying and drying tower heating element of the present invention; Comprise burner hearth 1, flue 2, sand-removing port 103 and outlet flue 3; The inlet of said flue 2 is connected with burner hearth 1; The outlet of said flue 2 is connected with outlet flue 3, and said flue 2 is arranged and from beginning to end the composition by a plurality of primary combustion quirks 100 and a plurality of second-time burning quirk 200 each intervals, and protrusion is provided with firebreak 101 on the roof inner surface of said primary combustion quirk 100 and second-time burning quirk 200; Protrusion is provided with down firebreak 102 on the diapire inner surface of said primary combustion quirk 100 and second-time burning quirk 200; The said firebreak 101 of going up is arranged with lower gear wall with flues 102 each intervals, and said sand-removing port 103 is opened on the diapire of primary combustion quirk 100 and second-time burning quirk 200, but seals the seal cover 104 that is provided with folding on the said sand-removing port 103.
Efficient coal burning, spraying and drying tower heating element of the present invention; Be different from existing flue; Through setting up firebreak 101 and following firebreak 102, make the heating element flue more long and narrow, increased the burning of coal space; Make small coal dust in flue gas stream, have enough room and times to burn repeatedly, improved the thermal efficiency and burnout rate; Simultaneously under the effect of last firebreak 101 and following firebreak 102; Wave was advanced about flow of flue gas was; Flow of flue gas route 300 shown in Fig. 2 and Fig. 3; Most of coal dust in the flue gas is stopped by firebreak up and down in awave advancing remove, greatly reduce flue gas coal dust amount, reached the purpose that is prone to solid carbon sulphur and environmental protection.
As the improved procedure of the foregoing description, said go up firebreak 101 and the free end of following firebreak 102 and separately the distance between the burning quirk inwall of opposite be 1/4 of the quirk height that burns accordingly.Can guarantee that like this flue gas stream advances smoothly in the burning quirk, can increase the combustion space again to greatest extent and improve the barrier effect of going up firebreak 101 and following firebreak 102, technique effect of the present invention is brought into play to greatest extent.
As the improved procedure of the foregoing description, the corresponding one by one below that is arranged at said upward firebreak 101, following firebreak 102 and outlet flue 3 of said sand-removing port 103.When burning, seal cover 104 is closed, can not influence combustion process; And in the gap of burning, then can be through the opening encapsulation lid 104 coal dust removing in the quirk of will burn, in order to avoid the coal dust accumulation influences flue gas coal dust amount.Since the most of coal dust in the flue gas in awave advancing by on firebreak 101 stop with following firebreak 102 and drop mostly below last firebreak 101 and following firebreak 102 that so this improved procedure more helps dedusting.
As the improved procedure of the foregoing description, the inwall of said outlet flue 3 is provided with flue gas temperature measuring equipment 105.
Improved procedure as the foregoing description; Also comprise chain row coal conveyor 106; The chain row delivery end of said chain row coal conveyor 106 is connected with the coal feeding hole of said burner hearth 1, leaves hole between the said chain row 107, and said chain row's 107 below is provided with air channel (not shown on the figure) and combustion air device 108; Said air channel is connected with said hole, and the blowing mouth of said combustion air device 108 is connected with said air channel.Adopting the chain row kind of drive that coal dust is delivered in the stove burns; The required air of coal combustion is delivered to the hole that sees through between the chain row 107 behind the chain row 107 following air channels through combustion air device 108 (like blower fan) with wind and is blown from bottom to top; Help improving the burnout rate of heat utilization efficiency and coal dust like this; Reduce flue gas coal dust amount, improve carbon sulphur fixed rate and environment protecting.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure transformation that utilizes specification of the present invention and accompanying drawing content to be done, or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (5)
1. efficient coal burning, spraying and drying tower heating element; Comprise burner hearth, flue, sand-removing port and outlet flue; The inlet of said flue is connected with burner hearth; The outlet of said flue is connected with outlet flue, it is characterized in that: said flue is arranged and from beginning to end the composition by a plurality of primary combustion quirks and a plurality of second-time burning quirk each interval, and protrusion is provided with firebreak on the roof inner surface of said primary combustion quirk and second-time burning quirk; Protrusion is provided with down firebreak on the diapire inner surface of said primary combustion quirk and second-time burning quirk; Said upward firebreak and lower gear wall with flues each interval are arranged, and said sand-removing port is opened on the diapire of primary combustion quirk and second-time burning quirk, but seals the seal cover that is provided with folding on the said sand-removing port.
2. efficient coal burning, spraying and drying tower heating element according to claim 1 is characterized in that: the distance between the said burning quirk inwall of going up firebreak and the free end of following firebreak and opposite separately is 1/4 of the quirk height that burns accordingly.
3. efficient coal burning, spraying and drying tower heating element according to claim 1 is characterized in that: the corresponding one by one below that is arranged at said upward firebreak, following firebreak and outlet flue of said sand-removing port.
4. efficient coal burning, spraying and drying tower heating element according to claim 1, it is characterized in that: the inwall of said outlet flue is provided with the flue gas temperature measuring equipment.
5. efficient coal burning, spraying and drying tower heating element according to claim 1; It is characterized in that: also comprise chain row coal conveyor; The chain row delivery end of said chain row coal conveyor is connected with the coal feeding hole of said burner hearth, leaves hole between the said chain row, and said chain row's below is provided with air channel and combustion air device; Said air channel is connected with said hole, and the blowing mouth of said combustion air device is connected with said air channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110390747.9A CN102419081B (en) | 2011-11-30 | 2011-11-30 | Efficient heater for coal-fired spray drying tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110390747.9A CN102419081B (en) | 2011-11-30 | 2011-11-30 | Efficient heater for coal-fired spray drying tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102419081A true CN102419081A (en) | 2012-04-18 |
| CN102419081B CN102419081B (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110390747.9A Expired - Fee Related CN102419081B (en) | 2011-11-30 | 2011-11-30 | Efficient heater for coal-fired spray drying tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102419081B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878789A (en) * | 2012-10-24 | 2013-01-16 | 熊汉夫 | Method for manufacturing dedusting and radiating device of guilloche dryer of fertilizer drying oven |
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| CN1049554A (en) * | 1990-08-09 | 1991-02-27 | 陈亚樵 | energy-saving smokeless stove for baking tea |
| CN2365625Y (en) * | 1998-11-27 | 2000-02-23 | 成洛生 | Improved tunnel kiln |
| CN2519135Y (en) * | 2001-07-24 | 2002-10-30 | 任绪民 | Smoke-conducting device for continuous heating furnace |
| CN2662101Y (en) * | 2003-11-18 | 2004-12-08 | 张一谦 | A quadrate briquette horizontally laid combustion furnace |
| CN2909128Y (en) * | 2006-04-25 | 2007-06-06 | 霍镰泉 | Hot-air furnace |
| CN201066193Y (en) * | 2007-05-24 | 2008-05-28 | 韩效金 | Ground heating dedicated normal pressure boiler |
| CN201237357Y (en) * | 2008-06-25 | 2009-05-13 | 无锡锡能锅炉有限公司 | Organic heat carrier boiler with bulk structure |
| CN202074571U (en) * | 2011-05-30 | 2011-12-14 | 叶国良 | Energy-saving high-efficient multi-purpose furnace of biomass fuel and coal |
| CN202393190U (en) * | 2011-11-30 | 2012-08-22 | 福州市陶瓷行业技术创新中心 | Heater for high-efficiency coal-fired spray drying towers |
-
2011
- 2011-11-30 CN CN201110390747.9A patent/CN102419081B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1049554A (en) * | 1990-08-09 | 1991-02-27 | 陈亚樵 | energy-saving smokeless stove for baking tea |
| CN2365625Y (en) * | 1998-11-27 | 2000-02-23 | 成洛生 | Improved tunnel kiln |
| CN2519135Y (en) * | 2001-07-24 | 2002-10-30 | 任绪民 | Smoke-conducting device for continuous heating furnace |
| CN2662101Y (en) * | 2003-11-18 | 2004-12-08 | 张一谦 | A quadrate briquette horizontally laid combustion furnace |
| CN2909128Y (en) * | 2006-04-25 | 2007-06-06 | 霍镰泉 | Hot-air furnace |
| CN201066193Y (en) * | 2007-05-24 | 2008-05-28 | 韩效金 | Ground heating dedicated normal pressure boiler |
| CN201237357Y (en) * | 2008-06-25 | 2009-05-13 | 无锡锡能锅炉有限公司 | Organic heat carrier boiler with bulk structure |
| CN202074571U (en) * | 2011-05-30 | 2011-12-14 | 叶国良 | Energy-saving high-efficient multi-purpose furnace of biomass fuel and coal |
| CN202393190U (en) * | 2011-11-30 | 2012-08-22 | 福州市陶瓷行业技术创新中心 | Heater for high-efficiency coal-fired spray drying towers |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878789A (en) * | 2012-10-24 | 2013-01-16 | 熊汉夫 | Method for manufacturing dedusting and radiating device of guilloche dryer of fertilizer drying oven |
| CN102878789B (en) * | 2012-10-24 | 2014-10-29 | 熊汉夫 | drying device of fertilizer and producing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102419081B (en) | 2014-01-29 |
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Effective date of registration: 20200110 Address after: Room 1,020, Nanxun Science and Technology Pioneering Park, No. 666 Chaoyang Road, Nanxun District, Huzhou City, Zhejiang Province, 313000 Patentee after: Huzhou You Yan Intellectual Property Service Co., Ltd. Address before: 350800, No. 2, West Main Road, Mei Town, Minqing County, Fujian, Fuzhou Patentee before: Fuzhou Ceramic Industry Technological Innovation Central |
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Effective date of registration: 20201120 Address after: No.58-3 Xingyuan Road, Xiayuan Town, Rugao City, Nantong City, Jiangsu Province, 226500 Patentee after: Nantong guomi Qi Machinery Equipment Co., Ltd Address before: Room 1,020, Nanxun Science and Technology Pioneering Park, No. 666 Chaoyang Road, Nanxun District, Huzhou City, Zhejiang Province, 313000 Patentee before: Huzhou You Yan Intellectual Property Service Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20201130 |