CN221923949U - Heat exchange device of biomass hot blast stove - Google Patents
Heat exchange device of biomass hot blast stove Download PDFInfo
- Publication number
- CN221923949U CN221923949U CN202323325967.0U CN202323325967U CN221923949U CN 221923949 U CN221923949 U CN 221923949U CN 202323325967 U CN202323325967 U CN 202323325967U CN 221923949 U CN221923949 U CN 221923949U
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- China
- Prior art keywords
- heat exchange
- fixedly connected
- air inlet
- exchange tube
- hot blast
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- 239000002028 Biomass Substances 0.000 title claims abstract description 15
- 238000002485 combustion reaction Methods 0.000 claims abstract description 20
- 238000007790 scraping Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 8
- 239000000779 smoke Substances 0.000 claims description 5
- 230000005856 abnormality Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Solid-Fuel Combustion (AREA)
Abstract
The utility model relates to the technical field of hot blast stoves, and particularly discloses a biomass hot blast stove heat exchange device, which comprises a stove body, wherein a combustion cylinder is fixedly connected inside the stove body; the inside horizontal fixedly connected with a plurality of baffles of air inlet case, the upper strata transversely sliding connection of baffle top has the flashboard, flashboard upper end fixedly connected with a plurality of racks. According to the utility model, the heat exchange tube is arranged in the air inlet box, the scraping plate is arranged in the heat exchange tube, and the scraping plate is used for scraping and cleaning the inner wall of the heat exchange tube, so that the heat conduction capacity of the heat exchange tube is maintained, and meanwhile, the temperature abnormality caused by the blockage in the heat exchange tube is avoided.
Description
Technical Field
The utility model relates to the technical field of hot blast stoves, in particular to a biomass hot blast stove heat exchange device.
Background
A hot blast stove is a device for heating air to generate hot air by passing high temperature flue gas generated by burning fuel through a heat exchanger, which has become an updated product of an electric heat source and a traditional steam power heat source in many industries, particularly in the food baking industry, and is a vital device in the food baking process.
The heat exchanger is a key component of the hot blast stove, the heat in the flue gas is absorbed through the heat exchange device to heat the air, but the flue gas contains more impurities, the impurities are adsorbed on the heat exchange structure in the flowing process to easily weaken the heat exchange capacity, and the abnormal temperature in the hearth is caused by the blockage of a pipeline more seriously. Therefore, a biomass hot blast stove heat exchange device is provided by a person skilled in the art to solve the problems set forth in the background art.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a biomass hot blast stove heat exchange device, which comprises a stove body, wherein a combustion cylinder is fixedly connected in the stove body, an air inlet box is arranged at the rear side of the combustion cylinder in the stove body, a plurality of heat exchange pipes are fixedly connected in the air inlet box, the heat exchange pipes are communicated with each other, and the combustion cylinder is communicated with the heat exchange pipes;
The inside of the air inlet box is transversely and fixedly connected with a plurality of partition boards, a flashboard is transversely and slidingly connected above the partition boards on the uppermost layer, and the upper end of the flashboard is fixedly connected with a plurality of racks;
the inside swivelling joint of heat exchange tube has the dwang, and the dwang upper end is located heat exchange tube outside fixedly connected with gear, and the gear is located rack one side and rack engagement, and the dwang outside is located the inside fixedly connected with scraper blade of heat exchange tube.
Preferably: the inside combustion tube week side fixedly connected with heating pipe that is located of furnace body, heating pipe one end is located furnace body one side and is equipped with the hot air inlet, and the heating pipe other end is located the furnace body upper end and is connected with the fan, fan and the inside intercommunication of air inlet case.
Preferably: the partition boards are parallel up and down, and adjacent partition boards are staggered front and back.
Preferably: and a smoke outlet is formed in one side of the upper end of the combustion cylinder, a first connecting pipe is connected between one end of the smoke outlet and one side of the heat exchange pipes, and a second connecting pipe is connected to the other side of the heat exchange pipes.
Preferably: an opening is arranged at one side of the lower end of the air inlet box.
Preferably: the inside of the furnace body is provided with a dust collecting groove below the air inlet box, and the inside of the heat exchange tube is communicated with the inside of the dust collecting groove.
The utility model has the technical effects and advantages that:
According to the utility model, the heat exchange tube is arranged in the air inlet box, the scraping plate is arranged in the heat exchange tube, and the scraping plate is used for scraping and cleaning the inner wall of the heat exchange tube, so that the heat conduction capacity of the heat exchange tube is maintained, and meanwhile, the temperature abnormality caused by the blockage in the heat exchange tube is avoided.
Drawings
FIG. 1 is a schematic view of the structure provided by the present application;
FIG. 2 is a schematic view of the structure of the inside of the furnace body provided by the application;
FIG. 3 is a schematic view of the structure of the inside of the air inlet box provided by the application;
FIG. 4 is a schematic view of the structure above the partition provided by the application;
fig. 5 is a schematic structural diagram of a heat exchange tube according to the present application.
In the figure:
1. A furnace body; 2. a combustion cylinder; 3. a hot air port; 4. heating pipes; 5. a blower; 6. a smoke outlet; 7. a first connecting pipe; 8. a heat exchange tube; 9. a second connecting pipe; 10. an air inlet box; 11. a partition plate; 12. a gear; 13. a flashboard; 14. a rack; 15. a rotating lever; 16. a scraper; 17. a dust collection groove.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Referring to fig. 1 to 5, in this embodiment, a heat exchange device for a biomass hot blast stove is provided, which comprises a furnace body 1, wherein a combustion cylinder 2 is fixedly connected inside the furnace body 1, an air inlet box 10 is arranged at the rear side of the combustion cylinder 2 inside the furnace body 1, an opening is arranged at one side of the lower end of the air inlet box 10, a heating pipe 4 is fixedly connected at the peripheral side of the combustion cylinder 2 inside the furnace body 1, a hot air port 3 is arranged at one side of the heating pipe 4, a fan 5 is connected at the other end of the heating pipe 4 at the upper end of the furnace body 1, the fan 5 is communicated with the inside of the air inlet box 10, a plurality of heat exchange pipes 8 are fixedly connected inside the air inlet box 10, the heat exchange pipes 8 are communicated with each other, an air outlet 6 is arranged at one side of the upper end of the combustion cylinder 2, a connecting pipe 7 is connected between one end of the air outlet 6 and one side of the plurality of the heat exchange pipes 8, and a connecting pipe two 9 are connected at the other side of the heat exchange pipes 8;
The inside of the air inlet box 10 is transversely and fixedly connected with a plurality of baffle plates 11, the baffle plates 11 are parallel up and down, the adjacent baffle plates 11 are staggered back and forth, a flashboard 13 is transversely and slidingly connected above the baffle plate 11 at the uppermost layer, and the upper end of the flashboard 13 is fixedly connected with a plurality of racks 14;
The inside rotation of heat exchange tube 8 is connected with dwang 15, and dwang 15 upper end is located heat exchange tube 8 outside fixedly connected with gear 12, and gear 12 is located rack 14 one side and rack 14 meshing, and dwang 15 outside is located the inside fixedly connected with scraper blade 16 of heat exchange tube 8, furnace body 1 inside is located air inlet box 10 below and is equipped with dust collection groove 17, and heat exchange tube 8 inside and dust collection groove 17 inside intercommunication.
The working principle of the utility model is as follows:
When the device is used, through connecting feeding mechanism and using, send like biomass fuel through feeding mechanism to the inside of combustion bowl 2, ignite biomass fuel through ignition and realize the heating, flue gas after the burning gets into inside connecting pipe 7 through outlet 6, flue gas rethread connecting pipe 7 gets into heat exchange tube 8 inside, through connecting pipe two 9 concentrated discharges after the inside circulation of a plurality of heat exchange tubes 8, start fan 5 simultaneously, fan 5 is through intake box 10 suction air, the air gets into intake box 10 inside through the opening that intake box 10 one side below was equipped with, get into inside the heating pipe 4 through fan 5 after a plurality of baffles 11 are roundabout, the opening of rethread heating pipe 4 one end is discharged.
When the air flows to one side of the flashboard 13, the flashboard 13 is pushed by air flow to move, the flashboard 13 drives the rack 14 to move, the rack 14 moves to drive the gear 12 to rotate, the gear 12 rotates through the rotating rod 15 to drive the scraping plate 16 to rotate, the scraping plate 16 rotates to clean the inner wall of the heat exchange tube 8, the cleaned impurities fall into the dust collection groove 17 below, when the fan 5 is closed, the flashboard 13 resets under the action of the spring, and the scraping plate 16 cleans the inner wall of the heat exchange tube 8 again, so that the inner wall of the heat exchange tube 8 is prevented from being blocked.
At the same time, the combustion cylinder 2 heats the space around the combustion cylinder 2 during combustion, the heating pipe 4 heats at the same time, and air is discharged after being heated when flowing into the heating pipe 4.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (6)
1. The biomass hot blast stove heat exchange device comprises a stove body (1), and is characterized in that a combustion cylinder (2) is fixedly connected inside the stove body (1), an air inlet box (10) is arranged inside the stove body (1) and is positioned at the rear side of the combustion cylinder (2), a plurality of heat exchange pipes (8) are fixedly connected inside the air inlet box (10), the heat exchange pipes (8) are mutually communicated, and the combustion cylinder (2) and the heat exchange pipes (8) are mutually communicated;
A plurality of partition boards (11) are transversely and fixedly connected in the air inlet box (10), a flashboard (13) is transversely and slidingly connected above the partition boards (11) at the uppermost layer, and a plurality of racks (14) are fixedly connected at the upper end of the flashboard (13);
The heat exchange tube (8) is internally connected with a rotating rod (15) in a rotating way, the upper end of the rotating rod (15) is positioned at the outer side of the heat exchange tube (8) and is fixedly connected with a gear (12), the gear (12) is positioned at one side of the rack (14) and is meshed with the rack (14), and the outer side of the rotating rod (15) is positioned at the inner side of the heat exchange tube (8) and is fixedly connected with a scraping plate (16).
2. The biomass hot-blast stove heat exchange device according to claim 1, wherein a heating pipe (4) is fixedly connected to the furnace body (1) at the periphery of the combustion cylinder (2), one end of the heating pipe (4) is provided with a hot air port (3) at one side of the furnace body (1), the other end of the heating pipe (4) is connected with a fan (5) at the upper end of the furnace body (1), and the fan (5) is communicated with the inside of the air inlet box (10).
3. A biomass hot blast stove heat exchange device according to claim 1, wherein said partition plates (11) are vertically parallel to each other, and adjacent ones of said partition plates (11) are staggered from each other in front of and behind each other.
4. The biomass hot blast stove heat exchange device according to claim 1, wherein a smoke outlet (6) is formed in one side of the upper end of the combustion cylinder (2), a first connecting pipe (7) is connected between one end of the smoke outlet (6) and one side of a plurality of heat exchange pipes (8), and a second connecting pipe (9) is connected to the other side of the plurality of heat exchange pipes (8).
5. A biomass hot blast stove heat exchange device according to claim 1, wherein an opening is provided at one side of the lower end of the air inlet box (10).
6. The biomass hot blast stove heat exchange device according to claim 1, wherein a dust collection groove (17) is arranged below the air inlet box (10) in the furnace body (1), and the heat exchange tube (8) is communicated with the dust collection groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323325967.0U CN221923949U (en) | 2023-12-07 | 2023-12-07 | Heat exchange device of biomass hot blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323325967.0U CN221923949U (en) | 2023-12-07 | 2023-12-07 | Heat exchange device of biomass hot blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221923949U true CN221923949U (en) | 2024-10-29 |
Family
ID=93187816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323325967.0U Active CN221923949U (en) | 2023-12-07 | 2023-12-07 | Heat exchange device of biomass hot blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221923949U (en) |
-
2023
- 2023-12-07 CN CN202323325967.0U patent/CN221923949U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |