CN202303860U - Pressure-type biomass powder burner - Google Patents
Pressure-type biomass powder burner Download PDFInfo
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- CN202303860U CN202303860U CN201120409961XU CN201120409961U CN202303860U CN 202303860 U CN202303860 U CN 202303860U CN 201120409961X U CN201120409961X U CN 201120409961XU CN 201120409961 U CN201120409961 U CN 201120409961U CN 202303860 U CN202303860 U CN 202303860U
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Abstract
The utility model discloses a pressure-type biomass powder burner which comprises a burning furnace, wherein a feeding pipe is arranged on the burning furnace, a furnace gate of the burning furnace is connected with a furnace gate of a boiler, water storage devices are arranged along a circle of the outer wall and on two ends of the burning furnace, the water storage devices and water jackets of the boiler are connected through communicating pipes, and an air supply channel is arranged along a circle of the outside of each water storage device for supplying air to a hearth of the burning furnace. The pressure-type biomass powder burner disclosed by the utility model has the characteristics of good heat-preserving effect, high heat efficiency and high security and can be widely applied to the field of burners.
Description
Technical field
The utility model relates to combustor, particularly relates to a kind of pressure type biomass powder combustor.
Background technology
Discarded wood chip, balloonflower root, husk etc. can produce thermal-flame after burning, form available thermal source, can reach resource and reclaim and reusing of energy source, have quite high value.Though and these materials of prior biological matter burning machine of power burning can reach the purpose that produces thermal source, yet have problem demanding prompt solution in actual use:
Owing to can produce the above high temperature of thousand degree after the biomass powder burning, therefore, can bear high temperature in order to make the combustor burner hearth; The capital is provided with fire prevention and resistant to elevated temperatures brick material or sheet material at the inboard wall of burner hearth face, and still, aforementioned refractory material is under the situation of bearing high temperature for a long time; Still can be too high because of temperature, the possibility of be full of cracks, damage is arranged, so; Be everlasting water-cooling jacket of outside design of refractory material, the temperature of cooling refractory material.Because said water-cooling jacket is generally open type, the water in the water-cooling jacket often is under the fluidized state, thereby for safety; Its top of being everlasting has the steam vent that is communicated with atmosphere, and puzzlement and inconvenience that this not only brings in the use cause thermal loss; Simultaneously because existing combustor outer surface does not have heat-insulation layer; Radiation loss is very big, and when operation take place to scald dangerous easily because of touching combustor furnace wall, security is low.
The utility model content
The purpose of the utility model is in order to overcome the deficiency of above-mentioned background technology, a kind of pressure type biomass powder combustor to be provided, and makes it have high insulating effect, characteristics that the thermal efficiency is high, safe.
A kind of pressure type biomass powder combustor that the utility model provides; Comprise combustion furnace; Said combustion furnace is provided with feed pipe, and the stove gate of combustion furnace links to each other with the stove gate of boiler, is provided with water storage device along one week of combustion furnace outer wall and two ends; Between the water jacket of water storage device and boiler through linking to each other the said intake adit that is provided with air feed in the combustion furnace burner hearth along the water storage device outside one week communicating pipe.
In technique scheme; Said water storage device is water pipe that twines around one week of combustion furnace sidewall and first water jacket and second water jacket that is arranged on the combustion furnace two ends; Said first water jacket, second water jacket and water pipe form a water route; The input in said water route links to each other with the water jacket of boiler respectively with output, and water pipe is provided with refractory brick marshalling near the burner hearth inboard.
In technique scheme, be provided with the steel plate fin between the adjacent water pipe, the common sidewall that forms airtight combustion furnace of water pipe and steel plate fin.
In technique scheme; Said water storage device is internal ring wall and external annulus that forms the combustion furnace sidewall and first water jacket and second water jacket that is arranged on the combustion furnace two ends; Intake adit is arranged on the outside of external annulus, fills with water between internal ring wall and the external annulus, and said first water jacket, second water jacket and internal ring wall and external annulus form a water route; The input in said water route links to each other with the water jacket of boiler respectively with output, and internal ring wall is provided with refractory brick marshalling near the burner hearth inboard.
In technique scheme; Said intake adit is by constituting at the tubular panel in the water storage device outside and the gap between the water storage device outer surface; Be the tubular air channel, tubular air channel one side is provided with dividing plate, and said dividing plate is divided into two parts with the tubular air channel; The inlet in tubular air channel is positioned at dividing plate one side; The outlet in tubular air channel is positioned at the dividing plate opposite side and through the straight-through combustion furnace burner hearth of blast pipe, the inlet in tubular air channel is provided with inlet air plenum, and feed pipe passes the tubular air channel and is connected with combustion furnace burner hearth and feeder equipment.
In technique scheme, the end that inlet air plenum is connected with atmosphere is provided with air blast.
The pressure type biomass powder combustor of the utility model has following beneficial effect:
1, through being arranged at the water storage device and the intake adit in the combustion furnace outside, make that the heat loss in the combustion furnace burner hearth is little, reduced the temperature of refractory material simultaneously, prolonged the service life of refractory material, and the air after the preheating has also improved efficiency of combustion;
2, the water in the water storage device can be supplied with boiler, and the water in the boiler was seethed with excitement in the shorter time, and is convenient to centralized management;
3, owing to being provided with tubular air channel and tubular panel,, safe even run into the danger that shell does not have scald yet as heat-insulation layer in the combustion furnace outside.
Description of drawings
Fig. 1 is the overall structure figure of pressure type biomass powder combustor and boiler;
Fig. 2 is the structural front view of the utility model pressure type biomass powder combustor;
Fig. 3 is the generalized section at A-A place among Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further to describe in detail, but this embodiment should not be construed as the restriction to the utility model.
Referring to Fig. 1, the pressure type biomass powder combustor of the utility model comprises combustion furnace 2, feed pipe 3, communicating pipe 4, stove gate 5, tubular panel 11, dividing plate 13, blast pipe 14, inlet air plenum 15, water storage device and intake adit.
Boiler 1 is provided with the air-introduced machine (not shown), and combustion furnace 2 sidewalls are provided with feed pipe 3, and the stove gate 5 of combustion furnace 2 links to each other with the stove gate of boiler 1.Said combustion furnace one week of 2 outer walls and two ends are provided with water storage device, and through linking to each other communicating pipe 4, the said water storage device outside is provided with the intake adit of air feed in combustion furnace 2 burner hearths one week between the water jacket of water storage device and boiler 1.Said air-introduced machine can produce negative pressure lets air enter in the combustion furnace 2 through intake adit.
Referring to Fig. 2 to Fig. 3; Said water storage device is water pipe 6 that twines around combustion furnace one week of 2 sidewalls and first water jacket 7 and second water jacket 8 that is arranged on combustion furnace 2 two ends; In the present embodiment; Water pipe 6 axially is provided with along combustion furnace 2, is provided with steel plate fin 10 between the adjacent water pipe 6, water pipe 6 and the steel plate fin 10 common sidewalls that form airtight combustion furnace 2.Said first water jacket 7, second water jacket 8 form a water route with water pipe 6; The input in said water route links to each other with the water jacket of boiler 1 respectively with output; In the present embodiment, the input in said water route and output respectively through communicating pipe 4 water jacket with boiler 1 link to each other.Water pipe 6 is provided with refractory brick marshalling 9 near the burner hearth inboard.Certainly; Except said structure; Said water storage device can also be internal ring wall (not shown) and external annulus (not shown) that forms combustion furnace 2 sidewalls and first water jacket 7 and second water jacket 8 that is arranged on combustion furnace 2 two ends, and intake adit is arranged on the outside of external annulus, fills with water between internal ring wall and the external annulus; Said first water jacket 7, second water jacket 8 form a water route with internal ring wall and external annulus; The input in said water route links to each other with the water jacket of boiler 1 respectively with output, in the present embodiment, the input in said water route and output respectively through communicating pipe 4 water jacket with boiler 1 link to each other.Internal ring wall is provided with refractory brick marshalling 9 near the burner hearth inboard.
Said intake adit is tubular air channel 12 by constituting at the tubular panel 11 in the water storage device outside and the gap between the water storage device outer surface.Tubular air channel 12 1 sides are provided with dividing plate 13; Said dividing plate 13 is divided into two parts with tubular air channel 12; The inlet in tubular air channel 12 is positioned at dividing plate 13 1 sides; The outlet in tubular air channel 12 is positioned at dividing plate 13 opposite sides and through blast pipe 14 straight-through combustion furnace 2 burner hearths, the inlet in tubular air channel 12 is provided with inlet air plenum 15, and feed pipe 3 passes tubular air channel 12 and is connected with combustion furnace 2 burner hearths and feeder equipment (not shown).In the present embodiment, the end that inlet air plenum 15 is connected with atmosphere is provided with the air blast (not shown), and said feed pipe 3 has eight.
At first extract treated softening deaerated water and advance water storage device with the boiler feed pump (not shown); When biomass powder during in combustion furnace 2 burner hearth internal combustion; Water in the water storage device is heated; Simultaneously because the water pipe 6 in combustion furnace 2 outsides, first water jacket 7 and second water jacket 8 form a water route, the input in said water route and output respectively through communicating pipe 4 water jacket with boiler 1 link to each other, the water in the water storage device can flow directly into boiler 1; Not only can make the water in the boiler 1 quicken boiling, also be convenient to centralized management.At this moment, intake adit is also started working under the effect of air-introduced machine and air blast, and cold air gets into tubular air channel 12 through inlet air plenum 15; In tubular air channel 12, slowly heated by water pipe 6 and steel plate fin 10; Cold air becomes hot-air gradually through preheating, gets into the blast pipe 14 of the outlet that is positioned at tubular air channel 12 after hot-air rotates a circle, and gets in combustion furnaces 2 burner hearths through blast pipe 15; Biomass powder passes tubular air channel 12 through feed pipe 3 and gets into combustion furnace 2 burner hearths simultaneously; Mix fully burning of back with hot-air, generation has the thermal source of high temperature, thereby is supplied to boiler 1.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from the spirit and the scope of the utility model.Like this, belong within the scope of the utility model claim and equivalent technologies thereof if these of the utility model are revised with modification, then the utility model also is intended to comprise these changes and modification interior.
The content of not doing in this specification to describe in detail belongs to this area professional and technical personnel's known prior art.
Claims (6)
1. pressure type biomass powder combustor; Comprise combustion furnace (2); Said combustion furnace (2) is provided with feed pipe (3), and the stove gate (5) of combustion furnace (2) links to each other with the stove gate of boiler (1), it is characterized in that: be provided with water storage device along combustion furnace (2) one week of outer wall and two ends; Between the water jacket of water storage device and boiler (1) through linking to each other the said intake adit that is provided with air feed in combustion furnace (2) burner hearth along the water storage device outside one week communicating pipe (4).
2. pressure type biomass powder combustor according to claim 1; It is characterized in that: said water storage device is water pipe (6) that twines around one week of combustion furnace (2) sidewall and first water jacket (7) and second water jacket (8) that is arranged on combustion furnace (2) two ends; Said first water jacket (7), second water jacket (8) form a water route with water pipe (6); The input in said water route links to each other with the water jacket of boiler (1) respectively with output, and water pipe (6) is provided with refractory brick marshalling (9) near the burner hearth inboard.
3. pressure type biomass powder combustor according to claim 2 is characterized in that: be provided with steel plate fin (10) between the adjacent water pipe (6), water pipe (6) and steel plate fin (10) form the sidewall of airtight combustion furnace (2) jointly.
4. pressure type biomass powder combustor according to claim 1; It is characterized in that: said water storage device is internal ring wall and external annulus that forms combustion furnace (2) sidewall and first water jacket (7) and second water jacket (8) that is arranged on combustion furnace (2) two ends; Intake adit is arranged on the outside of external annulus; Fills with water between internal ring wall and the external annulus; Said first water jacket (7), second water jacket (8) form a water route with internal ring wall and external annulus, and the input in said water route links to each other with the water jacket of boiler (1) respectively with output, and internal ring wall is provided with refractory brick marshalling (9) near the burner hearth inboard.
5. according to the described pressure type biomass powder of arbitrary claim combustor in the claim 1 to 4; It is characterized in that: said intake adit is made up of tubular panel (11) that is positioned at the water storage device outside and the gap between the water storage device outer surface; Be tubular air channel (12); Tubular air channel (12) one sides are provided with dividing plate (13); Said dividing plate (13) is divided into two parts with tubular air channel (12), and the inlet of tubular air channel (12) is positioned at dividing plate (13) one sides, and the outlet of tubular air channel (12) is positioned at dividing plate (13) opposite side and leads directly to combustion furnace (2) burner hearth through blast pipe (14); The inlet in tubular air channel (12) is provided with inlet air plenum (15), and feed pipe (3) passes tubular air channel (12) and is connected with combustion furnace (2) burner hearth and feeder equipment.
6. pressure type biomass powder combustor according to claim 5 is characterized in that: the end that inlet air plenum (15) is connected with atmosphere is provided with air blast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120409961XU CN202303860U (en) | 2011-10-24 | 2011-10-24 | Pressure-type biomass powder burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120409961XU CN202303860U (en) | 2011-10-24 | 2011-10-24 | Pressure-type biomass powder burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202303860U true CN202303860U (en) | 2012-07-04 |
Family
ID=46372744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120409961XU Expired - Fee Related CN202303860U (en) | 2011-10-24 | 2011-10-24 | Pressure-type biomass powder burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202303860U (en) |
-
2011
- 2011-10-24 CN CN201120409961XU patent/CN202303860U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20121024 |