CN214891348U - Biomass flue gas diversion waste heat recovery device - Google Patents
Biomass flue gas diversion waste heat recovery device Download PDFInfo
- Publication number
- CN214891348U CN214891348U CN202121257901.0U CN202121257901U CN214891348U CN 214891348 U CN214891348 U CN 214891348U CN 202121257901 U CN202121257901 U CN 202121257901U CN 214891348 U CN214891348 U CN 214891348U
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- China
- Prior art keywords
- flue gas
- heat exchange
- water tank
- heat
- kang
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000003546 flue gas Substances 0.000 title claims abstract description 52
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000002918 waste heat Substances 0.000 title claims abstract description 27
- 238000011084 recovery Methods 0.000 title claims abstract description 21
- 239000002028 Biomass Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000002344 surface layer Substances 0.000 claims description 2
- 239000011449 brick Substances 0.000 abstract description 31
- 238000010438 heat treatment Methods 0.000 abstract description 12
- 238000002485 combustion reaction Methods 0.000 abstract description 7
- 239000000779 smoke Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
- Y02A40/924—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation using renewable energies
- Y02A40/928—Cooking stoves using biomass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/18—Domestic hot-water supply systems using recuperated or waste heat
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model belongs to the technical field of flue gas diversion heat exchange devices and heating heat exchange equipment, and provides a biomass flue gas diversion waste heat recovery device which mainly comprises a heat exchange water tank and diversion fins which are of an integrated structure; the section of the heat exchange water tank is in a right trapezoid shape, a water inlet and a water outlet are formed in the heat exchange water tank, and the edge near the water outlet is shorter than the edge near the water inlet; the multiple groups of flow guide ribs are arranged on the side of the bevel edge of the heat exchange water tank, the height of the flow guide ribs is arranged along the direction of the flue gas in an obtuse inverted V shape, and the flue gas is guided to flow from the inlet to the two sides. The biomass flue gas diversion waste heat recovery device not only can keep the temperature of the kang head within the range of comfortable temperature of human bodies, but also can guide the flow direction of flue gas in a heated kang, so that the flue gas and a kang plate can fully and uniformly exchange heat, and the flue gas waste heat is fully utilized to heat water in a water storage tank to be used as a heat source for heating or hot water supply, thereby improving the indoor thermal environment; the resistance of the flue of the heated brick bed is reduced, and the combustion efficiency of a firewood stove in the stove-connected brick bed system is favorably improved.
Description
Technical Field
The utility model belongs to the technical field of flue gas water conservancy diversion heat transfer device, heating indirect heating equipment, a waste heat recovery device and structure that can be applied to in traditional kitchen even heatable brick bed system in order to improve the performance, improve energy efficiency.
Background
The heated kang is a heating living facility widely used in vast rural residences in severe cold and cold regions, but the problems existing in the traditional heated kang are mainly as follows: 1) the heat supply capacity is limited due to the limitation of the surface temperature, the heat inertia is large, and the speed of raising the room temperature is slow; 2) high-temperature smoke generated by combustion even flame is gathered to cause local overheating of the kang head, and the temperature may exceed 100 ℃; 3) the flue gas flows in the flue of the heated brick bed, the heat exchange is low, the exhaust temperature is high due to the waste heat, and the energy efficiency of the whole system is low. The heat collector arranged in the heated brick bed absorbs partial combustion and smoke heat, and the hot water heating system supplies heat to the indoor environment and relieves the problem of local high temperature at the head of the heated brick bed, so that the method is a method for effectively improving the performance of the heated brick bed.
Utility model CN103994572B and utility model CN203595147U, CN203615578U, CN201344617Y, CN201396911Y, the mountable of the different structural style that CN203501223U provided respectively heat transfer boiler in heated kang flue, its mainly applicable can the independent combustion, has the heated kang of independent hearth, absorbs the heat release in the fuel combustion processes such as straw through the high efficiency, reaches the purpose that improves heated kang performance. The heatable brick bed inner heat absorption heating device provided by the utility model CN2554499Y can be used in a system with a heatable brick bed, and absorbs the waste heat of high-temperature flue gas in the heatable brick bed entering the cooking range for indoor heating.
More concentrating at heated kang heatable brick bed head high temperature flue gas, how to retrieve for the high temperature waste heat of system heatable brick bed head position above its focus of the utility model technique, and to how as far as possible diffusion of these flue gases, do not relate to in the aspect of improving the even heat transfer of whole heatable brick bed face to the device is more complicated, and the installation is loaded down with trivial details relatively. Wherein utility model CN203501223U provides a rib formula heated kang heat collector, though the structure is compacter be convenient for install, nevertheless mainly to the heated kang that has independent kitchen range, and the kitchen that utilizes kitchen range flue gas waste heat is even heatable brick bed system and is used limitedly in the tradition, adopts the fin also only in order to strengthen water pipe heat transfer effect.
SUMMERY OF THE UTILITY MODEL
In order to overcome the overheated and insufficient problem of energy utilization of first heatable brick bed of traditional heated kang heating in-process, the utility model provides a can retrieve endogenous substance flue gas waste heat of heated kang can regard as the heat source of hot water heat supply, improve the overheated defect of first heatable brick bed simultaneously and guide the built-in heat collector of heated kang that the flue gas flows.
The utility model provides a technical scheme:
a biomass flue gas diversion waste heat recovery device mainly comprises a heat exchange water tank and diversion fins which are of an integrated structure; the section of the heat exchange water tank is in a right trapezoid shape, a water inlet and a water outlet are formed in the heat exchange water tank, and the edge near the water outlet is shorter than the edge near the water inlet; the multiple groups of flow guide ribs are arranged on the side of the bevel edge of the heat exchange water tank, the height of the flow guide ribs is arranged in a herringbone manner with an obtuse angle along the flow direction of the flue gas, and the flue gas is guided to flow from the inlet to the two sides;
the biomass flue gas diversion waste heat recovery device is arranged below a kang head in a heated kang, the lower surface of the biomass flue gas diversion waste heat recovery device is parallel and level to a flue gas inlet, and a kang surface layer is arranged above the heat exchange water tank.
The utility model has the advantages that: the biomass flue gas diversion waste heat recovery device can keep the temperature of the kang head within a comfortable temperature range of a human body; the flue gas in the heated brick bed can be guided to flow, so that the flue gas and the brick bed plate can exchange heat fully and uniformly, and the heat of the flue gas is fully utilized to heat water in the water storage tank, so that the water can be used as a heat source for heating or hot water supply; the resistance of the flue of the heated brick bed is reduced, and the combustion efficiency of a firewood stove in the stove-connected brick bed system is favorably improved.
1. The built-in living beings flue gas water conservancy diversion waste heat recovery device of heated kang through with the flue gas heat transfer in the heated kang, heats the water in the heat transfer water tank, guarantees the comfortable temperature of heatable brick bed head, and the water conservancy diversion fin piece has the effect of water conservancy diversion flue gas.
2. The hot water in the heat exchange water tank can be used as a heat source for supplying hot water to a house, and the water pipe is connected with the lower part to enter and exit the house, so that the heat of the flue gas is absorbed to transfer heat to the kang plate.
3. The herringbone ribbed ribs play a role in strengthening heat exchange in foreign countries, have the function of guiding smoke to flow, guide the smoke to flow to the two sides of the heated brick bed, promote the uniform heat exchange of the whole brick bed surface and reduce the flow resistance of a flue.
Drawings
Fig. 1 is a schematic view of a flue gas diversion waste heat recovery device installed in a hearth system.
Fig. 2 is a schematic diagram of a flue gas diversion waste heat recovery device.
Fig. 3 is a schematic installation plan view of the flue gas diversion waste heat recovery device.
In the figure: 1, a biomass flue gas diversion waste heat recovery device; 2, a firewood stove; 3, a flue gas inlet; 4-pit panel; 5, water outlet; 6, a heat exchange water tank; 7, a water inlet; 8 flow guiding ribs; 9 flue inside heated brick bed.
Detailed Description
The following further describes a specific embodiment of the present invention with reference to the drawings and technical solutions.
In fig. 1, flue gas flows into a heated brick bed from a stove, exchanges heat with a flue gas guiding and guiding waste heat recovery device below the head of the heated brick bed, and water in a heat exchange water tank transfers heat with a brick bed plate, so that the surface temperature of the brick bed plate can be controlled to be about 40 ℃.
In fig. 2, water in the heat exchange water tank flows in from the lower connection pipe, and flows out from the upper connection pipe after being heated. The external radiator can be used for heating or the external water tank is used for supplying hot water, the guide fins are arranged below the heat exchange water tank and can guide smoke to flow to two sides of the heated brick bed, and the temperature uniformity of the surface of the heated brick bed is improved while the heat exchange is ensured to be uniform and sufficient. Can replace the smoke separating wall or the baffle at the end of the traditional heated brick bed, reduce the resistance of the flue and be beneficial to improving the combustion efficiency in the hearth.
A biomass flue gas diversion waste heat recovery device mainly comprises a heat exchange water tank and diversion fins which are of an integrated structure; the section of the heat exchange water tank is in a right trapezoid shape, a water inlet and a water outlet are formed in the heat exchange water tank, and the edge near the water outlet is shorter than the edge near the water inlet; the multiple groups of flow guide ribs are arranged on the side of the bevel edge of the heat exchange water tank, and the flow guide ribs are arranged in an obtuse inverted V shape; the guide fins guide the flue gas to flow from the inlet to two sides instead of being gathered at the position of the kang head and only flowing through the central part of the kang, so that the uniform heating of the kang plate is ensured, the heat in the flue gas is fully utilized, the traditional oven-connected kang head smoke distribution baffle is replaced, and the effect of reducing the flue resistance is achieved.
The biomass flue gas diversion waste heat recovery device is installed below the kang head in a heated kang, the lower surface of the biomass flue gas diversion waste heat recovery device is parallel and level to a flue gas inlet, the heat exchange water tank covers the kang plate, the water temperature in the heat exchange water tank is increased after heat exchange with flue gas, the heat exchange water tank exchanges heat with the kang plate, the temperature of the kang head can be guaranteed to be maintained at 40 ℃ comfortable for a human body, and the problem of overheating of the kang head is solved.
Claims (1)
1. A biomass flue gas diversion waste heat recovery device is characterized by mainly comprising a heat exchange water tank and diversion fins which are of an integrated structure; the section of the heat exchange water tank is in a right trapezoid shape, a water inlet and a water outlet are formed in the heat exchange water tank, and the edge near the water outlet is shorter than the edge near the water inlet; the multiple groups of flow guide ribs are arranged on the side of the bevel edge of the heat exchange water tank, the height of the flow guide ribs is arranged in a herringbone manner with an obtuse angle along the flow direction of the flue gas, and the flue gas is guided to flow from the inlet to the two sides;
the biomass flue gas diversion waste heat recovery device is arranged below a kang head in a heated kang, the lower surface of the biomass flue gas diversion waste heat recovery device is parallel and level to a flue gas inlet, and a heated kang surface layer is arranged above the heat exchange water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121257901.0U CN214891348U (en) | 2021-06-07 | 2021-06-07 | Biomass flue gas diversion waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121257901.0U CN214891348U (en) | 2021-06-07 | 2021-06-07 | Biomass flue gas diversion waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214891348U true CN214891348U (en) | 2021-11-26 |
Family
ID=78934614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121257901.0U Active CN214891348U (en) | 2021-06-07 | 2021-06-07 | Biomass flue gas diversion waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214891348U (en) |
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2021
- 2021-06-07 CN CN202121257901.0U patent/CN214891348U/en active Active
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