CN102330969B - Controllable solid fuel burning device - Google Patents
Controllable solid fuel burning device Download PDFInfo
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- CN102330969B CN102330969B CN 201110274831 CN201110274831A CN102330969B CN 102330969 B CN102330969 B CN 102330969B CN 201110274831 CN201110274831 CN 201110274831 CN 201110274831 A CN201110274831 A CN 201110274831A CN 102330969 B CN102330969 B CN 102330969B
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- solid fuel
- burning
- burner hearth
- burning device
- chamber
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Abstract
The invention discloses a controllable solid fuel burning device which comprises a furnace, a burning-out chamber, a grate and an air-distributing pipe, wherein the grate is arranged in the furnace, a solid fuel storing and burning chamber is arranged above the grate, a burning ash storage chamber is arranged below the grate, the side wall of the furnace is provided with an eruption channel, the burning-out chamber and the furnace can be communicated through the eruption channel, one end, adjacent to the burning-out chamber, of the eruption channel is an eruption port, the other end, adjacentto the solid fuel storing and burning chamber, of the eruption channel is a flame inlet, the air-distributing inlet of the air-distributing pipe is directly conducted with the burning-out chamber andis arranged adjacent to the eruption port, the side wall of the furnace above the flame inlet is provided with a shaded boss, and the distance D between the flame inlet and the lower grate is larger than zero. The device provided by the invention is easier to produce and manufacture, can not be subjected to flame eruption accidents and has the advantages of high burning efficiency and good burning effect.
Description
Technical field
The present invention relates to solid fuel combustion apparatus, particularly a kind of controllable solid fuel burning device.
Background technology
Chinese patent literature CN101526209A discloses the solid fuel combustion system of divided boiler, formed by airtight burner hearth and high temperature burning chamber two parts without fire grate with fuel storage and combustion function, lower furnace portion has the side direction burner to communicate with described high temperature burning chamber, the air inlet that one side setting of lower furnace portion is equipped with air blast to be being pressed into air in burner hearth, burner hearth also has a plurality of air distribution ports and blower outlet to pass to mutually fuel bed air feed in the burner hearth from top to bottom.There is following technological deficiency in actual use in this solid fuel combustion system: 1, aid distributing pipe is arranged in the sidewall of burner hearth, so that the production and processing difficulty of burner hearth is large, in case and burner hearth creates, and just can not carry out any change to aid distributing pipe, is unfavorable for regulating at any time the air distribution amount; 2, owing to having adopted air blast in burner hearth, to blast air, when pressure in the burner hearth is excessive, easily cause flame to spray from fire door, thereby cause burning accident; 3, when solid fuel is coal, in use need strictly to control air distribution amount, air inducing amount and furnace temperature, otherwise easily coking and affect upper furnace fuel and carry out with burning and naturally fall behind the coal combustion, and then affect efficiency of combustion and the combustion efficiency of burner hearth fuel; Also can stop up the side direction burner when serious.
Summary of the invention
For the deficiencies in the prior art, the object of the present invention is to provide a kind of production and processing difficulty little, the controllable solid fuel burning device that flame ejection accident and efficiency of combustion are high, combustion efficiency is good can not occur.
Technical scheme of the present invention is achieved in that controllable solid fuel burning device, comprise burner hearth, burning chamber, fire grate and aid distributing pipe, described fire grate is arranged in the described burner hearth, the top of described fire grate is that solid fuel stores and the combustion chamber, the below is burning ashes apotheca, be provided with the flame passage on the sidewall of described burner hearth, described burning chamber and described burner hearth are by the conducting of described flame passage, the end that described flame passage closes on described burning chamber is bocca, an end that closes on described solid fuel storage and combustion chamber is the flame entrance, the direct conducting of the air distribution outlet of described aid distributing pipe and described burning chamber and close on described bocca setting (air distribution outlet by described aid distributing pipe is to described bocca place dispensing Secondary Air, thereby can regulate flame combustion situation, make the fully burnings such as carbon monoxide that produce in the fuel dust that from the flame of bocca ejection, carries and the combustion process, thereby guarantee solid-fuelled burning degree in the burner hearth, improve efficiency of combustion), be provided with on the described burner hearth sidewall of described flame entrance top and block boss (solid fuel that can effectively prevent flame entrance top falls and stops up described flame entrance, guarantee that described flame entrance is unimpeded, and the boiler paralysis of avoiding coking behind the solid fuel ignition to block bocca and causing), and the distance D of described flame entrance and the described fire grate in below is greater than zero (can avoid stopping up the flame entrance after solid fuel and the burning coking thereof, and guarantee the position of combustion zone).
Above-mentioned controllable solid fuel burning device, the cross section of described flame passage are that lateral length A is greater than the rectangle of vertical width B; Guarantee the cross-sectional area that bocca jets out flames, the cross section of other shape can be avoided the solid fuel ejection effectively relatively.
Above-mentioned controllable solid fuel burning device, described vertical width B is 50～200 millimeters; More effectively avoid described vertical width B excessive and cause solid fuel ejection in the burner hearth, thereby avoid the burning paralysis that causes.
Above-mentioned controllable solid fuel burning device, described vertical width B is 51～150 millimeters.
Above-mentioned controllable solid fuel burning device, the described boss that blocks is 50～150 millimeters from described burner hearth sidewall to described burner hearth center development length C.
Above-mentioned controllable solid fuel burning device, the distance D of described flame entrance and the described fire grate in below is 5～300 millimeters.
Above-mentioned controllable solid fuel burning device, described distance D are 100～299 millimeters.
Above-mentioned controllable solid fuel burning device, described aid distributing pipe comprises a transverse tube and three vertical tubes that are arranged on the described burning chamber sidewall, sidewall and the conducting of described burning chamber that an end of three described vertical tubes is connected respectively also conducting with described transverse tube, the other end passes respectively described burning chamber; The two ends of described transverse tube are respectively arranged with air door.Can regulate intake by air door, thereby control better the burning degree of flame, improve solid combustion efficient, realize that solid fuel fully burns.
Above-mentioned controllable solid fuel burning device, described burner hearth sidewall comprise water jacket, be positioned at the refractory masses of described water jacket inboard and be positioned at the heat-insulation layer in the described water jacket outside.Reduce on the one hand the temperature of refractory masses, the protection refractory masses is avoided the high temperature continuous heating, can prolong burner hearth service life 2-3 doubly; To can carry out circulating-heating to the water in the pot after the heated water conducting in the water in the described water jacket and the pot on the other hand.
Above-mentioned controllable solid fuel burning device, described water jacket comprise vertical steel pipe and circumferential steel pipe, the two ends of described vertical steel pipe respectively from different described circumferential steel pipe conducting.This water jacket load performance is good, can bear larger pressure, can cooperate using and moving of pot with pressure, guarantees the security of operation of burner hearth.
The invention has the beneficial effects as follows: patent application of the present invention is to be called further innovation and the improvement that carry out on the basis of the patent of invention of " solid fuel combustion system of divided boiler and solid-fuelled reverse burning method, the patent No. are 200910136104.4 " at me in the name of first to file, make like this being more prone to, use convenient.What is more important, the production and processing difficulty of controllable solid fuel burning device of the present invention is little, can avoid occuring flame ejection accident fully, and efficiency of combustion is high, combustion efficiency is good, and controllability is good, and solid fuel ignition efficient is more than 99%; In the normal situation about using, described flame entrance plugging rate is zero.
Description of drawings
Fig. 1 is the structural representation of controllable solid fuel burning device of the present invention;
Fig. 2 is the plan structure schematic diagram of controllable solid fuel burning device of the present invention shown in Figure 1;
Fig. 3 is the E section structure for amplifying schematic diagram of controllable solid fuel burning device of the present invention shown in Figure 1;
Fig. 4 is the cross sectional representation of the bocca of controllable solid fuel burning device of the present invention shown in Figure 1.
Among the figure: the 1-burner hearth, 2-burning chamber, the 3-fire grate, the 4-aid distributing pipe, the 5-bocca, the 6-air distribution outlet, 7-flame passage, 8-flame entrance, 9-blocks boss, 10-air door, the vertical steel pipe of 11-, the circumferential steel pipe of 12-.
The specific embodiment
The present invention is described further by reference to the accompanying drawings:
As depicted in figs. 1 and 2, the controllable solid fuel burning device of the present embodiment comprises burner hearth 1, burning chamber 2, fire grate 3 and aid distributing pipe 4, described fire grate 3 is arranged in the described burner hearth 1, the top of described fire grate 3 is that solid fuel stores and the combustion chamber, the below is burning ashes apotheca, be provided with flame passage 7 on the sidewall of described burner hearth 1, described burning chamber 2 and described burner hearth 1 are by described flame passage 7 conductings, the end that described flame passage 7 closes on described burning chamber 2 is bocca 5, an end that closes on described solid fuel storage and combustion chamber is flame entrance 8, the air distribution outlet 6 of described aid distributing pipe 4 is with the 2 direct conductings of described burning chamber and close on described bocca 5 settings, be provided with on described burner hearth 1 sidewall of described flame entrance 8 tops and block boss 9, and the distance D of described flame entrance 8 and the described fire grate 3 in below is greater than zero.
As shown in Figure 4, in the present embodiment, the cross section of described flame passage 7 is that lateral length A is greater than the rectangle of vertical width B.As shown in Figure 3, described vertical width B is 50～200 millimeters; The described boss 9 that blocks is 50～150 millimeters from described burner hearth 1 sidewall to described burner hearth 1 center development length C; Described flame entrance 8 is 5～300 millimeters with the distance D of the described fire grate 3 in below.
Described aid distributing pipe 4 comprises a transverse tube and three vertical tubes that are arranged on described burning chamber 2 sidewalls, sidewall and 2 conductings of described burning chamber that an end of three described vertical tubes is connected respectively also conducting with described transverse tube, the other end passes respectively described burning chamber 2; The two ends of described transverse tube are respectively arranged with air door 10.Described burner hearth 1 sidewall comprises water jacket, be positioned at the refractory masses of described water jacket inboard and be positioned at the heat-insulation layer in the described water jacket outside.Described water jacket in the present embodiment comprises vertical steel pipe 11 and circumferential steel pipe 12, the two ends of described vertical steel pipe 11 respectively from different described circumferential steel pipe 12 conductings, the load performance when improving pot collaborative work of the present embodiment controllable solid fuel burning device and work with pressure.
The production and processing difficulty of the present embodiment controllable solid fuel burning device is little, can avoid occuring flame ejection accident fully, and efficiency of combustion is high, combustion efficiency is good, and solid fuel ignition efficient is more than 99%; In the normal situation about using, described flame entrance 8 plugging rates are zero.
Preferred described vertical width B is 51～150 millimeters, and described distance D is 100～299 millimeters; Can further improve solid fuel ignition efficient like this, and further improve the reliability of described flame entrance 8 work.
Claims (10)
1. controllable solid fuel burning device, comprise burner hearth (1), burning chamber (2), fire grate (3) and aid distributing pipe (4), it is characterized in that, described fire grate (3) is arranged in the described burner hearth (1), the top of described fire grate (3) is that solid fuel stores and the combustion chamber, the below is burning ashes apotheca, be provided with flame passage (7) on the sidewall of described burner hearth (1), described burning chamber (2) and described burner hearth (1) are by described flame passage (7) conducting, the end that described flame passage (7) closes on described burning chamber (2) is bocca (5), an end that closes on described solid fuel storage and combustion chamber is flame entrance (8), the air distribution outlet (6) of described aid distributing pipe (4) is with the direct conducting of described burning chamber (2) and close on described bocca (5) setting, be provided with on described burner hearth (1) sidewall of described flame entrance (8) top and block boss (9), and the distance D of described flame entrance (8) and the described fire grate in below (3) is greater than zero.
2. controllable solid fuel burning device according to claim 1 is characterized in that, the cross section of described flame passage (7) is that lateral length A is greater than the rectangle of vertical width B.
3. controllable solid fuel burning device according to claim 2 is characterized in that, described vertical width B is 50～200 millimeters.
4. controllable solid fuel burning device according to claim 3 is characterized in that, described vertical width B is 51～150 millimeters.
5. arbitrary described controllable solid fuel burning device is characterized in that according to claim 1-4, and the described boss (9) that blocks is 50～150 millimeters from described burner hearth (1) sidewall to described burner hearth (1) center development length C.
6. controllable solid fuel burning device according to claim 5 is characterized in that, described flame entrance (8) is 5～300 millimeters with the distance D of the described fire grate in below (3).
7. controllable solid fuel burning device according to claim 6 is characterized in that, described distance D is 100～299 millimeters.
8. controllable solid fuel burning device according to claim 6, it is characterized in that, described aid distributing pipe (4) comprises a transverse tube and three vertical tubes that are arranged on described burning chamber (2) sidewall, sidewall and described burning chamber (2) conducting that an end of three described vertical tubes is connected respectively also conducting with described transverse tube, the other end passes respectively described burning chamber (2); The two ends of described transverse tube are respectively arranged with air door (10).
9. arbitrary described controllable solid fuel burning device is characterized in that according to claim 1-4, and described burner hearth (1) sidewall comprises water jacket, be positioned at the refractory masses of described water jacket inboard and be positioned at the heat-insulation layer in the described water jacket outside.
10. controllable solid fuel burning device according to claim 9, it is characterized in that, described water jacket comprises vertical steel pipe (11) and circumferential steel pipe (12), the two ends of described vertical steel pipe (11) respectively from different described circumferential steel pipe (12) conducting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110274831 CN102330969B (en) | 2011-09-16 | 2011-09-16 | Controllable solid fuel burning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110274831 CN102330969B (en) | 2011-09-16 | 2011-09-16 | Controllable solid fuel burning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102330969A CN102330969A (en) | 2012-01-25 |
| CN102330969B true CN102330969B (en) | 2013-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110274831 Expired - Fee Related CN102330969B (en) | 2011-09-16 | 2011-09-16 | Controllable solid fuel burning device |
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| Country | Link |
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| CN (1) | CN102330969B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1352366A (en) * | 2000-11-10 | 2002-06-05 | 王和 | Raw coal burner |
| CN2756956Y (en) * | 2004-12-29 | 2006-02-08 | 王福春 | Coal burning gas water heating boiler |
| RO120865B1 (en) * | 2002-08-09 | 2006-08-30 | Folex S.R.L. | Solid fuel boiler |
| CN201615475U (en) * | 2010-03-10 | 2010-10-27 | 陈喜春 | Energy-saving and environment-friendly boiler |
| CN202229171U (en) * | 2011-09-16 | 2012-05-23 | 孟庆忠 | Controllable solid fuel combusting device |
-
2011
- 2011-09-16 CN CN 201110274831 patent/CN102330969B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1352366A (en) * | 2000-11-10 | 2002-06-05 | 王和 | Raw coal burner |
| RO120865B1 (en) * | 2002-08-09 | 2006-08-30 | Folex S.R.L. | Solid fuel boiler |
| CN2756956Y (en) * | 2004-12-29 | 2006-02-08 | 王福春 | Coal burning gas water heating boiler |
| CN201615475U (en) * | 2010-03-10 | 2010-10-27 | 陈喜春 | Energy-saving and environment-friendly boiler |
| CN202229171U (en) * | 2011-09-16 | 2012-05-23 | 孟庆忠 | Controllable solid fuel combusting device |
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| Publication number | Publication date |
|---|---|
| CN102330969A (en) | 2012-01-25 |
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Owner name: MENGSHI BOILER (BEIJING) CO., LTD. Free format text: FORMER OWNER: MENG QINGZHONG Effective date: 20140616 |
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Free format text: CORRECT: ADDRESS; FROM: 065000 LANGFANG, HEBEI PROVINCE TO: 102600 DAXING, BEIJING |
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Effective date of registration: 20140616 Address after: 102600 Beijing City, Putuo Town, Daxing District Yinghai side 100 meters east film Patentee after: MENGSHI BOILER (BEIJING) CO.,LTD. Address before: Langfang City, Hebei province 065000 Arcadia garden Dili District 11-6-801 Patentee before: Meng Qingzhong |
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Granted publication date: 20131016 Termination date: 20210916 |