CN211119316U - Suspension combustion type boiler - Google Patents
Suspension combustion type boiler Download PDFInfo
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- CN211119316U CN211119316U CN201922117931.0U CN201922117931U CN211119316U CN 211119316 U CN211119316 U CN 211119316U CN 201922117931 U CN201922117931 U CN 201922117931U CN 211119316 U CN211119316 U CN 211119316U
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- combustion chamber
- pipe
- ash
- feeding pipe
- feeding
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 64
- 239000000725 suspension Substances 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000001704 evaporation Methods 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 230000008020 evaporation Effects 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims description 30
- 239000007789 gas Substances 0.000 claims 4
- 239000003517 fume Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 abstract description 23
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 6
- 239000010903 husk Substances 0.000 abstract description 6
- 239000000843 powder Substances 0.000 abstract description 6
- 235000009566 rice Nutrition 0.000 abstract description 6
- 239000000779 smoke Substances 0.000 abstract description 6
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 241000209094 Oryza Species 0.000 description 5
- 238000007664 blowing Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
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- Solid-Fuel Combustion (AREA)
Abstract
The utility model discloses a suspension combustion type boiler, which comprises a boiler body, wherein a combustion chamber is arranged in the boiler body, an evaporation heating surface is arranged right above the combustion chamber, a smoke exhaust part is arranged on one side of the upper end of the combustion chamber, an ignition device for ignition is also arranged in the combustion chamber, the ignition device comprises a feeding pipe, the feeding pipe is inserted into the combustion chamber from the outside of the boiler body, a conveying screw rod is coaxially arranged in the feeding pipe, a feeding motor is arranged at the tail end of the feeding pipe and is connected with the conveying screw rod in a transmission way, a feeding hopper is arranged on the upper side of the feeding pipe, an air supply opening is arranged in the combustion chamber and is connected with a blower outside the boiler body through the air supply pipe, an ash collecting groove which is folded downwards is arranged in the direction of the lower end of the combustion chamber, the lower end of the ash collecting groove is connected with an ash discharge pipe, an ash, the lower side of the tail end direction of the ash discharge pipe is provided with an ash discharge port communicated with the inside of the pipe. Is especially suitable for rice husk and bran powder fuel.
Description
Technical Field
The utility model relates to a boiler, especially suspension burning formula boiler.
Background
The boiler fuel combustion adopts air to support combustion, often the fuel combustion is insufficient, and the relatively mature suspension combustion technology is provided in the market, but the suspension combustion technology is inconvenient to use for fuel oil or pulverized coal, such as rice husk and bran powder.
The utility model provides a suspension combustion formula boiler, specially adapted rice husk, chaff powder class fuel can make fuel dwell longer time in the combustion chamber, makes it can be abundant and air contact, abundant burning.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the suspension combustion type boiler is particularly suitable for rice husk and bran powder fuels, and can enable the fuels to stay in a combustion chamber for a long time, so that the fuels can be fully contacted with air and fully combusted.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a suspension combustion type boiler comprises a boiler body, wherein a combustion chamber is arranged in the boiler body, an evaporation heating surface is arranged right above the combustion chamber, a smoke exhaust part is arranged on one side of the upper end of the combustion chamber, an ignition device for ignition is further arranged in the combustion chamber and comprises a feeding pipe, the feeding pipe is inserted into the combustion chamber from the outside of the boiler body, a conveying screw rod is coaxially arranged in the feeding pipe, a feeding motor is arranged at the tail end of the feeding pipe outside the boiler body and is in transmission connection with the conveying screw rod, a feeding hopper communicated into the feeding pipe is arranged on the upper side of the feeding pipe, an air supply outlet is arranged on the lower side of an outlet of the feeding pipe in the combustion chamber and is connected with an air feeder outside the boiler body through the air supply pipe, an ash collection groove which is folded downwards is arranged in the lower end direction of the combustion chamber, an ash discharge pipe is connected with the lower end of the ash collection groove, an ash, the lower side of the tail end direction of the ash discharge pipe is provided with an ash discharge port communicated with the inside of the pipe.
On the basis of the above scheme and as a preferable scheme of the scheme: the outlet of the feeding pipe is arranged obliquely downwards, and the air supply outlet is arranged obliquely upwards towards the outlet of the feeding pipe.
On the basis of the above scheme and as a preferable scheme of the scheme: ignition includes the gas pipe that stretches into in the combustion chamber, the gas outlet position of gas pipe is provided with the electron and ignites the outfit, and still is provided with the ooff valve on the gas pipe.
On the basis of the above scheme and as a preferable scheme of the scheme: the switch valve is an electromagnetic valve.
On the basis of the above scheme and as a preferable scheme of the scheme: an ash storage pool is arranged below the ash discharge port.
On the basis of the above scheme and as a preferable scheme of the scheme: and a flame detector is arranged in the upper end direction of the combustion chamber.
The beneficial effects of the utility model reside in that:
the utility model provides a suspension combustion formula boiler to fuels such as chaff powder, rice husk, saw-dust ash, forces to carry fuel in time, in succession to the combustion chamber to get into the combustion chamber through conveying screw rod cooperation feed pipe. The feed pipe export slope sets up downwards, the supply-air outlet upwards sets up towards the feed pipe export direction slope, and the fuel upwards blows off the fuel slope by the wind that the supply-air outlet blew off after the fuel flows out from the feed pipe exit, makes the fuel and the wind intensive mixing that the air outlet blew off in order to do benefit to the burning, has increased the dwell time of fuel in the combustion chamber simultaneously in order to do benefit to abundant burning.
And, the ash collecting tank lower extreme is connected with the ash discharging pipe, be provided with the ash discharging screw rod in the ash discharging pipe on the same axle, be provided with the ash discharging motor at the ash discharging pipe end and be connected with the transmission of ash discharging screw rod, the downside of ash discharging pipe terminal direction is provided with the ash discharging mouth with intraductal intercommunication, plugs up the ash discharging pipe through the ash discharging screw rod, avoids in the combustion chamber steam inflation or blowing to lead to the ash in the ash discharging pipe to be blown away and uncontrolled, can drive the ash discharging screw rod through the ash discharging motor simultaneously and rotate in order to in time arrange the fuel ash that the deposition stays in the ash collecting tank outward.
Drawings
FIG. 1 is a schematic structural view of a suspension combustion type boiler according to the present invention;
fig. 2 is a schematic view of the ignition device of the present invention.
In the figure: 1-furnace body, 2-combustion chamber, 3-evaporation heating surface, 4-ignition device, 5-feeding pipe, 6-conveying screw, 7-feeding motor, 8-feeding hopper, 9-air supply outlet, 10-air supply pipe, 11-air supply machine, 12-ash collecting tank, 13-ash discharge pipe, 14-ash discharge screw, 15-ash discharge motor, 16-ash discharge outlet, 17-feeding pipe outlet, 18-gas pipe, 19-electronic ignition device, 20-switch valve, 21-ash storage pool, 22-flame detector and 23-exhaust outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention.
Referring to fig. 1-2, the suspension combustion type boiler comprises a furnace body 1, a combustion chamber 2 is arranged in the furnace body 1, an evaporation heating surface 3 is arranged right above the combustion chamber 2, a smoke exhaust part is arranged on one side of the upper end of the combustion chamber 2, an ignition device 4 for ignition is also arranged in the combustion chamber 2 and comprises a feeding pipe 5, the feeding pipe 5 is inserted into the combustion chamber 2 from the outside of the furnace body 1, a conveying screw 6 is coaxially arranged in the feeding pipe 5, a feeding motor 7 is arranged at the tail end of the feeding pipe 5 outside the furnace body 1 and is in transmission connection with the conveying screw 6, a feeding hopper 8 communicated with the feeding pipe 5 is arranged on the upper side of the feeding pipe 5, an air supply opening 9 is arranged on the lower side of a feeding pipe outlet 17 in the combustion chamber 2, the air supply opening 9 is connected with an air feeder 11 outside the furnace body 1 through an air supply pipe 10, an ash collecting groove 12, the lower end of the ash collecting groove 12 is connected with an ash discharging pipe 13, an ash discharging screw 14 is coaxially arranged in the ash discharging pipe 13, an ash discharging motor 15 is arranged at the tail end of the ash discharging pipe 13 and is in transmission connection with the ash discharging screw 14, and an ash discharging port 16 communicated with the inside of the ash discharging pipe 13 is arranged on the lower side in the tail end direction. Further, the feeding pipe outlet 17 is arranged obliquely downward, and the air blowing port 9 is arranged obliquely upward toward the feeding pipe outlet 17. The suspension combustion type boiler is particularly suitable for rice husk and bran powder fuels, the fuel is obliquely and upwards blown away by the air blown out from the air supply outlet, and the fuel can stay in a combustion chamber for a long time, so that the fuel can be fully contacted with air and fully combusted.
The smoke exhaust part comprises a smoke exhaust port 23 which is arranged conventionally, and a dust remover, an induced draft fan and a chimney which are arranged at the rear end of the smoke exhaust port 23 and connected in sequence.
Further, in order to facilitate smooth ignition and ignite fuel during starting, the ignition device 4 comprises a gas pipe 18 extending into the combustion chamber 2, an electronic ignition device 19 is arranged at the gas outlet of the gas pipe 18, and a switch valve 20 is further arranged on the gas pipe 18 to ignite the fuel through gas combustion. In order to facilitate the start-stop control of the ignition device 4, the switching valve 20 is a solenoid valve.
Further, an ash storage pool 21 is arranged below the ash discharge port 16 for collecting and storing the fuel ash flowing out from the ash discharge port 16.
Further, a flame detector 22 is provided in the upper end direction of the combustion chamber 2, and the combustion condition in the combustion chamber is monitored by the flame detector 22.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Suspension combustion formula boiler, including furnace body (1), be combustion chamber (2) in furnace body (1), have evaporation heating surface (3) directly over combustion chamber (2), combustion chamber (2) upper end one side is provided with the part of discharging fume, still be provided with ignition (4) that are used for the ignition in combustion chamber (2), its characterized in that: comprises a feeding pipe (5), the feeding pipe (5) is inserted into a combustion chamber (2) from the outside of a furnace body (1), a conveying screw rod (6) is coaxially arranged in the feeding pipe (5), a feeding motor (7) is arranged at the tail end of the feeding pipe (5) outside the furnace body (1) and is in transmission connection with the conveying screw rod (6), a feeding hopper (8) communicated into the feeding pipe (5) is arranged on the upper side of the feeding pipe (5), an air supply opening (9) is arranged on the lower side of a feeding pipe outlet (17) in the combustion chamber (2), the air supply opening (9) is connected with an air feeder (11) outside the furnace body (1) through an air supply pipe (10), an ash collecting groove (12) which is folded downwards is arranged in the lower end direction of the combustion chamber (2), an ash discharging pipe (13) is connected to the lower end of the ash collecting groove (12), and an ash discharging screw rod (14) is coaxially arranged in the ash, an ash discharging motor (15) is arranged at the tail end of the ash discharging pipe (13) and is in transmission connection with an ash discharging screw rod (14), and an ash discharging port (16) communicated with the inside of the ash discharging pipe is arranged on the lower side of the tail end direction of the ash discharging pipe (13).
2. The suspension combustion boiler of claim 1, wherein: the feeding pipe outlet (17) is obliquely arranged downwards, and the air supply outlet (9) is obliquely arranged upwards towards the feeding pipe outlet (17).
3. The suspension combustion boiler of claim 1, wherein: ignition device (4) are including stretching into gas pipe (18) in combustion chamber (2), the gas outlet position of gas pipe (18) is provided with electron ignition adorns ware (19), and still is provided with on gas pipe (18) switch valve (20).
4. A suspension burning boiler according to claim 3, characterized in that: the switch valve (20) is an electromagnetic valve.
5. The suspension combustion boiler of claim 1, wherein: an ash storage pool (21) is arranged below the ash discharge port (16).
6. The suspension combustion boiler of claim 1, wherein: and a flame detector (22) is arranged in the upper end direction of the combustion chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922117931.0U CN211119316U (en) | 2019-11-30 | 2019-11-30 | Suspension combustion type boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922117931.0U CN211119316U (en) | 2019-11-30 | 2019-11-30 | Suspension combustion type boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211119316U true CN211119316U (en) | 2020-07-28 |
Family
ID=71697614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922117931.0U Active CN211119316U (en) | 2019-11-30 | 2019-11-30 | Suspension combustion type boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211119316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848666A (en) * | 2019-11-30 | 2020-02-28 | 贵州茅贡米业有限公司 | Suspension combustion type boiler |
-
2019
- 2019-11-30 CN CN201922117931.0U patent/CN211119316U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848666A (en) * | 2019-11-30 | 2020-02-28 | 贵州茅贡米业有限公司 | Suspension combustion type boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Suspended combustion boiler Granted publication date: 20200728 Pledgee: China Construction Bank Corporation Zunyi branch Pledgor: GUIZHOU MAOGONG RICE INDUSTRY Co.,Ltd. Registration number: Y2024980000252 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |