CN214581179U - Hot air radiation heating furnace - Google Patents
Hot air radiation heating furnace Download PDFInfo
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- CN214581179U CN214581179U CN202120577492.6U CN202120577492U CN214581179U CN 214581179 U CN214581179 U CN 214581179U CN 202120577492 U CN202120577492 U CN 202120577492U CN 214581179 U CN214581179 U CN 214581179U
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Abstract
The utility model relates to the field of heating devices, in particular to a hot air radiation heating furnace, under the condition of keeping the volume of the heating furnace, the time of high-temperature flue gas staying in the heating furnace is increased, the heating furnace comprises a feeding device and a heating device, a waste material box is arranged below the heating device, a controller is arranged on the feeding device, the feeding of the feeding device is controlled, the waste material box is provided with a slag outlet door, the heating device comprises a combustion chamber and a flue, the heating device also comprises a smoke box, two sides of the smoke box are provided with air boxes, the air boxes and the outer side wall of the heating device leave gaps, the smoke box is provided with a smoke inlet and a smoke outlet, the smoke outlet is connected with the flue, the high-temperature flue gas in the heating device enters the smoke box through the smoke inlet, and after heat energy is released, the high-temperature flue gas is finally discharged through the smoke outlet; the high-temperature flue gas in the flue box and the high-temperature flue gas filled in the heat supply device heat the air in the air box again, so that the heating effect is obviously improved; the heat supply device radiates heat outwards, and heated air in the air box can be connected with a pipeline to realize heat supply.
Description
Technical Field
The utility model relates to a heating device field especially relates to a hot-blast radiation heating stove.
Background
At present, in the heating stove used in northwest China, due to the limitation of the volume of the heating stove, the retention time of heat energy released by fuel after combustion in the stove body is too short, the temperature of exhaust gas is very high, even more than 200 ℃, and a great deal of waste of resources is caused; in addition, the flue is short, a large amount of dust is discharged, and the environment is polluted.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the hot air radiation heating furnace is provided, under the condition of keeping the volume of the heating furnace, the stay time of high-temperature flue gas in the heating furnace is prolonged, and meanwhile, the emission of dust is reduced.
The utility model provides a technical scheme as follows, a hot-blast radiation heating stove, including feedway, heating device, the heating device below is equipped with the dump bin, the last controller that is equipped with of feedway, control feedway feeding, the dump bin is equipped with the slag notch door, heating device includes combustion chamber, flue, its characterized in that: the heating device further comprises a smoke box, wherein the two sides of the smoke box are provided with air boxes, gaps are reserved between the air boxes and the outer side wall of the heating device, smoke inlet holes and smoke exhaust holes are formed in the smoke box, the smoke exhaust holes are connected with the flue, high-temperature smoke in the heating device enters the smoke box through the smoke inlet holes, and the smoke exhaust holes are finally discharged through the flue after heat energy is released.
On the basis of the technical scheme, the combustion chamber is of a cylindrical structure, the outside of the combustion chamber forms a cavity with the side wall of the heating device and the internal vertical partition plate, a horizontal partition plate is arranged outside the combustion chamber and divides the cavity into an upper part and a lower part, the upper part is a high-temperature flue gas cavity, the lower part is an air cavity, the height of the vertical partition plate is lower than that of the side wall of the heating device, so that the high-temperature flue gas at the top is full of other communicated spaces of the heating device, and the external cold air is heated for the first time in the air cavity.
On the basis of the technical scheme, an air inlet is formed in the side wall of the heating device and is communicated with the air cavity, the air cavity is communicated with the air box through an air channel, air enters the air box through the air channel, and is heated by surrounding high-temperature smoke and the high-temperature smoke in the smoke box.
On the basis of the technical scheme, one side of the heat supply device, which is close to the flue, is provided with the ash removal door, and after the temperature of high-temperature flue gas is reduced, part of particle dust falls on the bottom wall of the heat supply device and is removed through the ash removal door.
The working principle is as follows:
when the device is used, the controller controls fuel to enter the combustion chamber for combustion through the feed inlet on the side wall of the heat supply device, the high-temperature flue gas after combustion is firstly filled with the flue gas cavity and then gradually filled with the communicated space structure in the heat supply device, and the flue gas enters the smoke box through the smoke inlet hole arranged on the smoke box, so that the smoke box is filled with the high-temperature flue gas; simultaneously clean cold air enters into the air chamber through the air inlet of heating device lateral wall, and clean cold air is heated for the first time in the air chamber, and the air after being heated gets into through air passage bellows, bellows one side next-door neighbour smoke box, the high temperature flue gas that is full of in the high temperature flue gas in the smoke box and the heating device is again to the air heating in the bellows, and the high temperature flue gas that is full of in the high temperature flue gas in the smoke box and the heating device forms chimney effect to bellows, and heating effect is showing and is improving.
Has the advantages that:
1. high temperature flue gas in the heating device enters into the smoke box through the smoke inlet hole on the smoke box, and the high temperature flue gas after passing through the smoke box is discharged from the smoke outlet of the smoke box, so that the retention time of the high temperature flue gas in the furnace is increased, the smoke exhaust temperature is greatly reduced, the heating efficiency is improved, and the energy is saved.
2. The high-temperature flue gas in the smoke box and the high-temperature flue gas filled in the heat supply device heat the air in the air box again, the high-temperature flue gas in the smoke box and the high-temperature flue gas filled in the heat supply device form a chimney effect on the air box, and the heating effect is obviously improved; the heat supply device radiates heat outwards, and heated air in the air box can be connected with a pipeline to realize heat supply.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic view of the smoke box structure of the present invention.
Detailed Description
As shown in fig. 1: a hot air radiation heating furnace comprises a feeding device 1 and a heating device 2, a waste material box 3 is arranged below the feeding device 1 and the heating device 2, a controller 11 is arranged on the feeding device 1 and used for controlling feeding of the feeding device, the waste material box 3 is provided with a slag outlet door 31, the heating device 2 comprises a combustion chamber 21 and a flue 22,
as shown in fig. 2: the heating device 2 further comprises a smoke box 23, wherein air boxes 28 are arranged on two sides of the smoke box 23, and gaps are reserved between the air boxes 28 and the side wall 25 of the heating device 2.
As shown in fig. 3: the smoke box 23 is provided with a smoke inlet 231 and a smoke outlet 232, the smoke outlet 232 is connected with the flue 22, high-temperature smoke in the heating device 2 enters the smoke box 23 through the smoke inlet 231, and after heat energy is released, the high-temperature smoke passes through the smoke outlet 232 and is finally discharged through the flue 22.
As shown in fig. 2: the combustion chamber 21 is of a cylindrical structure, a cavity is formed by the outside of the combustion chamber, the side wall 25 of the heating device 2 and the internal vertical partition plate 292, a horizontal partition plate 291 is arranged outside the combustion chamber 21, the cavity is divided into an upper part and a lower part by the horizontal partition plate 291, the upper part is a high-temperature flue gas cavity 262, the lower part is an air cavity 273, and the height of the vertical partition plate 292 is lower than that of the side wall of the heating device 2, so that the high-temperature flue gas at the top is filled in other spaces of the heating device 2. The outside cold air is heated for the first time in the air chamber 273.
The side wall 25 of the heating device 2 is provided with an air inlet 271, air enters an air cavity 273, the air cavity 273 is connected with an air channel 274, enters the air box 28 through the air channel 274, and is heated by surrounding high-temperature flue gas and the high-temperature flue gas in the smoke box 23 again; the air heated twice supplies heat through the connecting pipeline, the dust removing door 24 is arranged on one side of the heat supply device 2 close to the flue 22, and after the temperature of high-temperature flue gas is reduced, part of particle dust falls on the bottom wall of the heat supply device 2 and is removed through the dust removing door 24.
The working process is as follows:
when in use, the controller controls fuel to enter the combustion chamber for combustion through the feed inlet 261 on the side wall of the heat supply device 2, the high-temperature flue gas after combustion is firstly filled with the flue gas cavity 262 and then gradually filled with the space structure of the heat supply device 2, and enters the smoke box 23 through the smoke inlet 231 arranged on the smoke box 23, so that the smoke box 23 is filled with the high-temperature flue gas; meanwhile, clean cold air enters the air cavity 273 through an air inlet 271 on the side wall of the heating device 2, the clean cold air is heated in the air cavity 273 for the first time, the heated air enters the air box 28 through an air passage 274, one side of the air box 28 is close to the smoke box 23, high-temperature smoke in the smoke box 23 and high-temperature smoke filled in the heating device 2 heat the air in the air box 28 again, the high-temperature smoke in the smoke box 23 and the high-temperature smoke filled in the heating device 2 form a chimney effect on the air box 28, and the heating effect is obviously improved; the heating device 2 radiates heat outwards, and the heated air in the air box 28 can be connected with a pipeline to realize heating.
Claims (4)
1. The utility model provides a hot-blast radiation heating stove, includes feedway, heating device, the heating device below is equipped with the dump bin, the last controller that is equipped with of feedway controls the feedway feeding, the dump bin is equipped with the slag notch door, heating device includes combustion chamber, flue, its characterized in that: the heating device further comprises a smoke box, wherein air boxes are arranged on two sides of the smoke box, gaps are reserved between the air boxes and the side wall of the heating device, a smoke inlet hole and a smoke exhaust hole are formed in the smoke box, and the smoke exhaust hole is connected with the flue.
2. The hot blast radiant heating furnace as set forth in claim 1, wherein: the combustion chamber is of a cylindrical structure, a cavity is formed by the outer portion of the combustion chamber, the side wall of the heating device and the inner vertical partition plate, a horizontal partition plate is arranged outside the combustion chamber and divides the cavity into an upper portion and a lower portion, the upper portion is a high-temperature smoke air cavity, the lower portion is an air cavity, and the height of the vertical partition plate is lower than that of the side wall of the heating device.
3. The hot blast radiant heating furnace as set forth in claim 2, wherein: the lateral wall of the heating device is provided with an air inlet, the air inlet is communicated with the air cavity, and the air cavity is communicated with the air box through an air channel.
4. The hot blast radiant heating furnace as set forth in claim 1, wherein: and an ash removal door is arranged on one side of the heat supply device, which is close to the flue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120577492.6U CN214581179U (en) | 2021-03-22 | 2021-03-22 | Hot air radiation heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120577492.6U CN214581179U (en) | 2021-03-22 | 2021-03-22 | Hot air radiation heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214581179U true CN214581179U (en) | 2021-11-02 |
Family
ID=78354968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120577492.6U Expired - Fee Related CN214581179U (en) | 2021-03-22 | 2021-03-22 | Hot air radiation heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214581179U (en) |
-
2021
- 2021-03-22 CN CN202120577492.6U patent/CN214581179U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |