CN211876095U - Flue gas separating type furnace body with high heat exchange efficiency - Google Patents
Flue gas separating type furnace body with high heat exchange efficiency Download PDFInfo
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- CN211876095U CN211876095U CN202020111426.5U CN202020111426U CN211876095U CN 211876095 U CN211876095 U CN 211876095U CN 202020111426 U CN202020111426 U CN 202020111426U CN 211876095 U CN211876095 U CN 211876095U
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000003546 flue gas Substances 0.000 title claims abstract description 29
- 238000002485 combustion reaction Methods 0.000 claims abstract description 73
- 239000000779 smoke Substances 0.000 claims abstract description 27
- 239000000446 fuel Substances 0.000 claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 5
- 238000009423 ventilation Methods 0.000 claims abstract description 3
- 238000000926 separation method Methods 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 5
- 206010022000 influenza Diseases 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
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Abstract
The utility model discloses a flue gas disconnect-type furnace body that heat exchange efficiency is high, including burning chamber, heat exchange cavity and setting in the inside flue of heat exchange cavity. A combustion box is arranged in the combustion cavity, and a fuel inlet and an air inlet are arranged on the side wall of the combustion cavity; the fuel inlet is located above the combustion box and the air inlet is located on the underside of the combustion box. The bottom and the lateral wall of the combustion box are both provided with ventilation holes, a diversion cavity is arranged in the combustion cavity, and gas entering the combustion cavity through an air inlet flows to the combustion box along the diversion cavity. The upper part of the flue is communicated with the combustion cavity, and the lower part is communicated with a smoke outlet. The upper end of the heat exchange chamber is communicated with an air outlet, and the lower end of the heat exchange chamber is communicated with an air inlet. The utility model discloses a flue gas disconnect-type furnace body that heat exchange efficiency is high through setting up flue and heat exchange cavity, carries out the heat exchange with the flue gas of high temperature and the cold air in the heat exchange cavity to blow off the steam after the heat exchange, have advantages such as heat exchange efficiency height, the hot-blast clean that blows off.
Description
Technical Field
The utility model belongs to the technical field of the heating stove, especially, relate to a flue gas disconnect-type furnace body that heat exchange efficiency is high.
Background
The heating furnace adopts biomass molding fuel (broken firewood, straws, corncobs and various shells, biomass briquettes and the like), and realizes the control of the furnace temperature and the air intake by the air supply of a fan, so that the fuel is fully gasified and combusted in a hearth.
Heating stove among the prior art is mostly the hot-water heating, adopts the mode output heat of heated cycle water, has the problem that heat exchange efficiency is low, water specific heat capacity is big.
SUMMERY OF THE UTILITY MODEL
In view of the above defects, the technical problem to be solved by the present invention is to provide a flue gas separation type furnace body with high heat exchange efficiency, wherein the flue and the heat exchange cavity are arranged to exchange heat between high temperature flue gas and cold air in the heat exchange cavity and blow out hot air after heat exchange, and the flue gas separation type furnace body has the advantages of high heat exchange efficiency, clean blown-out hot air, etc.
In order to solve the technical problem, the technical scheme of the utility model is that:
a flue gas separation type furnace body with high heat exchange efficiency comprises a combustion chamber, a heat exchange chamber and a flue arranged in the heat exchange chamber; the upper part of the flue is communicated with the combustion cavity, and the lower part of the flue is communicated with a smoke outlet.
As an improvement, a combustion box is arranged in the combustion cavity, and a fuel inlet and an air inlet are arranged on the side wall of the combustion cavity; the fuel inlet is positioned above the combustion box, and the fuel falls into the combustion box when entering the combustion chamber through the fuel inlet; the air inlet is located on the lower side of the combustion box.
As an improvement, the bottom and the side wall of the combustion box are both provided with vent holes, a diversion cavity is arranged in the combustion cavity, and gas entering the combustion cavity through an air inlet flows to the combustion box along the diversion cavity.
As an improvement, the upper end of the heat exchange chamber is communicated with an air outlet, and the lower end of the heat exchange chamber is communicated with an air inlet.
As a modification, the number of the heat exchange chambers is two, and the two heat exchange chambers are respectively arranged at two sides of the combustion chamber. Three flues which are arranged in parallel are arranged in each heat exchange cavity.
As an improvement, the upper part of the flue is communicated with the combustion chamber through a transition pipe; the side wall of the combustion cavity is communicated with a transition pipe, and the other end of the transition pipe is connected with the flue.
As an improvement, the furnace body also comprises a hot air cavity positioned above the combustion cavity, the hot air cavity is communicated with the upper part of the heat exchange cavity, and the air outlet is arranged on the side wall of the hot air cavity.
As an improvement, the furnace body also comprises a cold air cavity positioned below the combustion cavity, the cold air cavity is communicated with the lower part of the heat exchange cavity, and the air inlet is arranged on the side wall of the cold air cavity.
As an improvement, the furnace body further comprises a smoke cavity positioned below the combustion cavity, the smoke cavity is communicated with the lower end of the flue, and the smoke outlet is formed in the smoke cavity.
As an improvement, a smoke exhaust fan is arranged on the smoke exhaust port; and the cross-flow fan is arranged on the air inlet.
By adopting the technical scheme, the beneficial effects of the utility model are that:
1. the flue is arranged in the heat exchange chamber, hot flue gas flows from top to bottom along the flue, cold air flows from bottom to top in the heat exchange chamber, the running directions are opposite, sufficient heat exchange is carried out, and the heat exchange efficiency is high; and the hot flue gas and the cold air are isolated without communicating, so that the hot air blown out after heat exchange is clean and pollution-free, and the use is more environment-friendly, safe and sanitary.
2. The hot air cavity is positioned above the combustion cavity, hot gas in the hot air cavity can be heated in the process that hot flue gas ascends to enter the flue, and the heat exchange efficiency is improved.
3. The cross-flow fan conveys cold air outside the furnace body to the heat exchange cavity through the cold air cavity, after the heat exchange cavity and hot flue gas in the smoke pipeline are subjected to sufficient heat exchange, the cold air is changed into hot air and enters the hot air cavity, and finally the hot air is discharged out of the furnace body through the air outlet, so that the circulation of air is accelerated, the utilization of heat energy is ensured, and the heating effect is good.
4. The smoke exhaust fan can ensure air entering the combustion chamber, so that sufficient oxygen is provided for fuel combustion, and the fuel combustion is more sufficient; and the smoke is discharged, so that the use is safer.
Drawings
FIG. 1 is a schematic perspective view of a flue gas separation type furnace body with high heat exchange efficiency;
FIG. 2 is a schematic rear view of FIG. 1;
FIG. 3 is a schematic structural view of a flue gas separation type furnace body with high heat exchange efficiency of the present invention;
FIG. 4 is a schematic sectional view A-A of FIG. 3;
FIG. 5 is a schematic cross-sectional view B-B of FIG. 4;
wherein: 1-combustion chamber, 2-heat exchange chamber, 3-flue, 4-smoke outlet, 5-air outlet, 6-air inlet, 7-combustion box, 8-fuel inlet, 9-air inlet, 10-air inlet pipeline, 11-diversion chamber, 12-transition pipe, 13-hot air chamber, 14-cold air chamber and 15-smoke dust chamber.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Examples
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the flue gas separation type furnace body with high heat exchange efficiency comprises a combustion chamber 1, a heat exchange chamber 2 and a flue 3 vertically arranged inside the heat exchange chamber 2; the hot air chamber 13 is positioned above the combustion chamber 1, the smoke chamber 15 is positioned below the combustion chamber 1, and the cold air chamber 14 is positioned below the combustion chamber 1.
A combustion box 7 is arranged in the combustion chamber 1, and a fuel inlet 8 and an air inlet 9 are arranged on the side wall of the combustion chamber 1. The fuel inlet 8 is located above the combustion box 7 and fuel falls into the combustion box 7 as it enters the combustion chamber 1 through the fuel inlet 8. An air inlet 9 is positioned at the lower side of the combustion box 7, and an air inlet pipe 10 is connected to the air inlet 9. The bottom and the side wall of the combustion box 7 are provided with a plurality of ventilation holes (not shown in the figure), a diversion chamber 11 is arranged in the combustion chamber 1, and the gas entering the combustion chamber 1 through the air inlet 9 flows to the combustion box 7 along the diversion chamber 11.
As shown in the figures 1, 2, 3, 4 and 5, the flue 3 is a metal pipe, the upper part of the flue 3 is communicated with the combustion chamber 1, and the lower part is communicated with a smoke outlet 4. The upper end of the heat exchange chamber 2 is communicated with an air outlet 5, and the lower end is communicated with an air inlet 6. The number of the heat exchange chambers 2 is two, and the two heat exchange chambers 2 are respectively arranged at two sides of the combustion chamber 1. Three parallel flues 3 are arranged in each heat exchange chamber 2.
The upper part of the flue 3 is communicated with the combustion chamber 1 through a transition pipe 12; the side wall of the combustion chamber 1 is communicated with a transition pipe 12, and the other end of the transition pipe 12 is connected with the flue 3.
As shown in fig. 1, 2, 3, 4 and 5, the hot air chamber 13 is communicated with the upper part of the heat exchange chamber 2, and the air outlet 5 is disposed on the side wall of the hot air chamber 13. The cold air chamber 14 is communicated with the lower part of the heat exchange chamber 2, and the air inlet 6 is arranged on the side wall of the cold air chamber 14. The smoke cavity 15 is communicated with the lower end of the flue 3, and the smoke outlet 4 is arranged on the smoke cavity 15. The smoke outlet 4 is provided with a smoke exhaust fan (not shown in the figure). A cross-flow fan (not shown) is mounted on the air inlet 6. The cross-flow fan is a commercially available blower and is used for sending cold air outside the furnace body to the heat exchange chamber 2 through the cold air chamber 14, converting the cold air into hot air after the heat exchange chamber 2 and hot flue gas in the smoke dust pipeline are subjected to sufficient heat exchange, entering the hot air chamber 13, and finally discharging the hot air out of the furnace body through the air outlet 5.
To sum up, the utility model discloses a flue gas disconnect-type furnace body that heat exchange efficiency is high through setting up flue and heat exchange cavity, carries out the heat exchange with the flue gas of high temperature and the cold air in the heat exchange cavity to blow off the steam after the heat exchange, have advantages such as heat exchange efficiency height, the hot-blast clean that blows off.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a flue gas disconnect-type furnace body that heat exchange efficiency is high which characterized in that: comprises a combustion chamber (1), a heat exchange chamber (2) and a flue (3) arranged in the heat exchange chamber (2); the upper part of the flue (3) is communicated with the combustion chamber (1), and the lower part of the flue is communicated with a smoke outlet (4); the upper end of the heat exchange chamber (2) is communicated with an air outlet (5), and the lower end of the heat exchange chamber is communicated with an air inlet (6).
2. The flue gas separation type furnace body with high heat exchange efficiency according to claim 1, characterized in that: a combustion box (7) is arranged in the combustion cavity (1), and a fuel inlet (8) and an air inlet (9) are arranged on the side wall of the combustion cavity (1);
the fuel inlet (8) is positioned above the combustion box (7), and fuel falls into the combustion box (7) when entering the combustion chamber (1) through the fuel inlet (8);
the air inlet (9) is located on the lower side of the combustion box (7).
3. The flue gas separation type furnace body with high heat exchange efficiency according to claim 2, characterized in that: the bottom and the side wall of the combustion box (7) are both provided with ventilation holes, a flow guide cavity (11) is arranged in the combustion cavity (1), and gas entering the combustion cavity (1) through an air inlet (9) flows to the combustion box (7) along the flow guide cavity (11).
4. The flue gas separation type furnace body with high heat exchange efficiency according to claim 1, characterized in that: the number of the heat exchange chambers (2) is two, and the two heat exchange chambers (2) are respectively arranged on two sides of the combustion chamber (1); three flues (3) arranged in parallel are arranged in each heat exchange chamber (2).
5. The flue gas separation type furnace body with high heat exchange efficiency according to claim 1, characterized in that: the flue (3) is communicated with the combustion cavity (1) through a transition pipe (12); the side wall of the combustion chamber (1) is communicated with a transition pipe (12), and the other end of the transition pipe (12) is connected with the flue (3).
6. The flue gas separation type furnace body with high heat exchange efficiency according to claim 1, characterized in that: the furnace body still includes hot-blast chamber (13) that is located combustion chamber (1) top, and hot-blast chamber (13) are linked together with the upper portion of heat exchange cavity (2), air outlet (5) set up on the lateral wall in hot-blast chamber (13).
7. The flue gas separation type furnace body with high heat exchange efficiency according to claim 1, characterized in that: the furnace body also comprises a cold air cavity (14) positioned below the combustion cavity (1), the cold air cavity (14) is communicated with the lower part of the heat exchange cavity (2), and the air inlet (6) is arranged on the side wall of the cold air cavity (14).
8. The flue gas separation type furnace body with high heat exchange efficiency according to claim 1, characterized in that: the furnace body still includes smoke and dust chamber (15) that is located combustion chamber (1) below, and smoke and dust chamber (15) are linked together with the lower extreme of flue (3), exhaust port (4) set up on smoke and dust chamber (15).
9. The flue gas separation type furnace body with high heat exchange efficiency according to claim 4, characterized in that: a smoke exhaust fan is arranged on the smoke exhaust port (4); and a cross-flow fan is arranged on the air inlet (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020111426.5U CN211876095U (en) | 2020-01-19 | 2020-01-19 | Flue gas separating type furnace body with high heat exchange efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020111426.5U CN211876095U (en) | 2020-01-19 | 2020-01-19 | Flue gas separating type furnace body with high heat exchange efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211876095U true CN211876095U (en) | 2020-11-06 |
Family
ID=73252005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020111426.5U Active CN211876095U (en) | 2020-01-19 | 2020-01-19 | Flue gas separating type furnace body with high heat exchange efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211876095U (en) |
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2020
- 2020-01-19 CN CN202020111426.5U patent/CN211876095U/en active Active
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| 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: A flue gas separation furnace with high heat exchange efficiency Granted publication date: 20201106 Pledgee: Weifang rural commercial bank Limited by Share Ltd. hi tech sub branch Pledgor: Shandong naiwam Environmental Protection Technology Co.,Ltd. Registration number: Y2024980020175 |