CN220083318U - Energy-saving environment-friendly heating boiler - Google Patents
Energy-saving environment-friendly heating boiler Download PDFInfo
- Publication number
- CN220083318U CN220083318U CN202321482743.8U CN202321482743U CN220083318U CN 220083318 U CN220083318 U CN 220083318U CN 202321482743 U CN202321482743 U CN 202321482743U CN 220083318 U CN220083318 U CN 220083318U
- Authority
- CN
- China
- Prior art keywords
- environment
- friendly
- heat
- energy
- heating chamber
- Prior art date
- 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.)
- Active
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000002485 combustion reaction Methods 0.000 claims abstract description 26
- 238000003756 stirring Methods 0.000 claims abstract description 24
- 238000009423 ventilation Methods 0.000 claims abstract description 7
- 241000883990 Flabellum Species 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 9
- 230000007613 environmental effect Effects 0.000 abstract description 8
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 238000010792 warming Methods 0.000 abstract description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 12
- 239000003546 flue gas Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 5
- 238000003915 air pollution Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Commercial Cooking Devices (AREA)
Abstract
The utility model relates to the field of boilers, in particular to an energy-saving and environment-friendly heating boiler. Which comprises a furnace body; the inside of the furnace body is provided with a heat conducting plate, a ventilation plate and a heat exchange groove from bottom to top, and is divided into an upper heating chamber, a heating chamber and a bottom combustion chamber by the three parts, and an environment-friendly box is arranged outside the furnace body. A heat conduction pot is arranged in the heat exchange groove; a heat conducting cavity is reserved between the heat conducting pot and the heat exchanging groove; an air inlet pipe and an air outlet pipe I are respectively arranged on two sides of the heat conducting cavity; the first air outlet pipe extends into the environment-friendly box; the air inlet pipe is communicated with the bottom combustion chamber. The upper heating chamber is communicated with the middle heating chamber. The two sides of the middle heating chamber are respectively provided with a water inlet pipe and a water outlet pipe. The bottom of the bottom combustion chamber is provided with a burner, and the top of the bottom combustion chamber is provided with a rotating shaft; the lower extreme of pivot sets up the atress flabellum, and the upper end sets up stirring frame one, and the top sets up stirring frame two. The utility model realizes the full utilization of heat energy, and has strong energy conservation and environmental protection. The multifunctional heating device has various functions and simultaneously meets various requirements of water, food heating, warming and the like.
Description
Technical Field
The utility model relates to the field of boilers, in particular to an energy-saving and environment-friendly heating boiler.
Background
The heating boiler is a boiler variety capable of meeting the heating requirements of people in winter, and takes natural gas, artificial gas or liquefied gas as fuel, and the fuel is output through a burner and is combusted in a combustion chamber to supply heat to families.
The existing boiler has the following defects: 1. the energy-saving and environment-friendly performance is poor, more fuel is needed to be consumed, and waste resources such as generated smoke, water vapor and the like are lack of recycling, so that the heat energy utilization rate is insufficient. 2. The functionality is poor, only a single heating can be provided, and the use limitation is large.
Disclosure of Invention
Aiming at the problems in the background technology, an energy-saving and environment-friendly heating boiler is provided. The utility model realizes the full utilization of heat energy, and has strong energy conservation and environmental protection. The multifunctional heating device has various functions and simultaneously meets various requirements of water, food heating, warming and the like.
The utility model provides an energy-saving environment-friendly heating boiler, which comprises a boiler body; the inside of the furnace body is provided with a heat conducting plate, a ventilation plate and a heat exchange groove from bottom to top, and is divided into an upper heating chamber, a heating chamber and a bottom combustion chamber by the three parts, and an environment-friendly box is arranged outside the furnace body. A detachable heat conduction pot is arranged in the heat exchange groove; a heat conducting cavity is reserved between the heat conducting pot and the heat exchanging groove; an air inlet pipe and an air outlet pipe I are respectively arranged on two sides of the heat conducting cavity; the first air outlet pipe extends into the environment-friendly box; the air inlet pipe is communicated with the bottom combustion chamber. The upper heating chamber is surrounded on the periphery of the heat conducting cavity and is communicated with the middle heating chamber. The two sides of the middle heating chamber are respectively provided with a water inlet pipe and a water outlet pipe. The bottom of the bottom combustion chamber is provided with a burner, and the top of the bottom combustion chamber is provided with a rotating shaft; the lower extreme of pivot sets up the atress flabellum relative with the combustor, and the upper end rotates in proper order and runs through in heating chamber and last heating chamber, sets up stirring frame one simultaneously, and the top stretches into the heat conduction chamber, sets up stirring frame two simultaneously.
Preferably, a sealing frame is arranged on the cavity opening of the heat conduction cavity; the sealing frame is annular, the inner ring is connected with the heat conduction pot, and the outer ring is connected with the heat exchange groove.
Preferably, the sealing frame is fixed on the furnace body through screws.
Preferably, the first stirring frame is of an L-shaped structure and is connected with the inner wall of the heating chamber in a sliding manner.
Preferably, the second stirring frame is of a U-shaped structure, and a cleaning brush is arranged towards one side of the heat conduction pot.
Preferably, the air inlet pipe is provided with a one-way air inlet valve; the first air outlet pipe is provided with a one-way air outlet valve.
Preferably, a filter screen is arranged inside the environment-friendly box, and a second air outlet pipe with a filter core is arranged outside the environment-friendly box; the lower end of the filter screen is provided with condensed water; the first air outlet pipe extends into the lower end of the filter screen, and the pipe orifice is immersed in the condensed water.
Preferably, a one-way pressure valve communicated with the lower end of the filter screen is arranged in the upper heating chamber.
Preferably, a condensing plate opposite to the one-way pressure valve is arranged in the environment-friendly box.
Preferably, the condensation plate is provided with an inclined flow guiding surface; the unidirectional pressure valve is positioned at the high end of the flow guide surface; the air outlet pipe is positioned at the low end of the guide surface.
Compared with the prior art, the utility model has the following beneficial technical effects:
1. the utility model heats water in the central heating chamber by burning the burner to generate heat. And heat flow and smoke are generated by combustion. The flue gas enters the heat conducting cavity, and the heat conducting pot is heated. The heat flow drives the forced fan blade to rotate, so that the rotating shaft rotates. The water in the central heating chamber is mixed so as to be heated uniformly. And mixing the flue gas in the heat conducting cavity to uniformly heat the heat conducting pot. Realizes the full utilization of heat energy, and has strong energy conservation and environmental protection. The multifunctional heating device has various functions and simultaneously meets various requirements of water, food heating, warming and the like.
2. The utility model is provided with the environment-friendly tank, and water vapor generated during heating water enters the environment-friendly tank and is converted into condensed water. And the flue gas is introduced into condensed water after heat exchange, filtered and settled to remove impurities, and finally filtered and discharged through a second air outlet pipe of the filter element. The recovery of water resources is realized, and the air pollution is reduced. Further improving the energy-saving and environment-friendly performance of the equipment.
Drawings
FIG. 1 is a front cross-sectional view of one embodiment of the present utility model;
FIG. 2 is a top view of one embodiment of the present utility model;
FIG. 3 is an enlarged view of FIG. 1 at A;
fig. 4 is a schematic structural view of the environmental protection box in fig. 1.
Reference numerals: 1. a furnace body; 2. a heat conductive plate; 3. a ventilation plate; 4. a heat exchange tank; 5. a burner; 6. a heat conduction pot; 7. a heat conducting cavity; 8. a rotating shaft; 9. forced fan blades; 10. a stirring frame I; 11. a stirring frame II; 12. a water inlet pipe; 13. a water outlet pipe; 14. an air inlet pipe; 15. the first air outlet pipe is arranged; 16. an environmental protection box; 17. a sealing frame; 18. a cleaning brush; 19. a one-way air outlet valve; 20. a one-way pressure valve; 21. a filter screen; 22. a condensing plate; 23. and a second air outlet pipe.
Detailed Description
Example 1
As shown in fig. 1-2, the energy-saving and environment-friendly heating boiler provided by the utility model comprises a boiler body 1; the inside of the furnace body 1 is provided with a heat-conducting plate 2, a ventilation plate 3 and a heat exchange groove 4 from bottom to top, and is divided into an upper heating chamber, a heating chamber and a bottom combustion chamber by the three, and an environment-friendly box 16 is arranged outside. The heat exchange groove 4 and the furnace body 1 are of an integrated structure, and a detachable heat conduction pot 6 is arranged in the heat exchange groove; a heat conducting cavity 7 is reserved between the heat conducting pot 6 and the heat exchanging groove 4; an air inlet pipe 14 and an air outlet pipe 15 are respectively arranged on two sides of the heat conduction cavity 7; the first air outlet pipe 15 extends into the environment-friendly box 16; the intake pipe 14 communicates with the bottom combustion chamber. The upper heating chamber is surrounded on the periphery of the heat conducting cavity 7 and is communicated with the middle heating chamber. The two sides of the middle heating chamber are respectively provided with a water inlet pipe 12 and a water outlet pipe 13. The bottom of the bottom combustion chamber is provided with a burner 5, and the top of the bottom combustion chamber is provided with a rotating shaft 8; the lower extreme of pivot 8 sets up the atress flabellum 9 relative with combustor 5, and the upper end rotates in proper order and runs through in heating chamber and last heating chamber, sets up stirring frame one 10 simultaneously, and the top stretches into heat conduction chamber 7, sets up stirring frame two 11 simultaneously.
The working principle of this embodiment is as follows: and adding water into the middle heating chamber, introducing fuel gas into the burner 5 for ignition, and heating the water in the middle heating chamber through heat conduction of the heat conducting plate 2. While the burner 5 burns to produce a heat flow and a flue gas. The flue gas enters the heat conducting cavity 7 from the air inlet pipe 14. The heat conduction pot 6 is heated and can be used for heating food and water or heating. The heat flow drives the stressed fan blades 9 to rotate, so that the rotating shaft 8 rotates. The water in the central heating chamber is mixed by the first stirring frame 10, so that the water is heated uniformly. And the second stirring frame 11 mixes the flue gas in the heat conduction cavity 7, so that the heat conduction pot 6 is heated uniformly. The flue gas finally enters the environment-friendly box 16 and is discharged after being treated. Realizes the full utilization of heat energy, and has strong energy conservation and environmental protection. The multifunctional heating device has various functions and simultaneously meets various requirements of water, food heating, warming and the like.
Example two
As shown in fig. 1-2, the energy-saving and environment-friendly heating boiler provided by the utility model comprises a boiler body 1; the inside of the furnace body 1 is provided with a heat-conducting plate 2, a ventilation plate 3 and a heat exchange groove 4 from bottom to top, and is divided into an upper heating chamber, a heating chamber and a bottom combustion chamber by the three, and an environment-friendly box 16 is arranged outside. The heat exchange groove 4 and the furnace body 1 are of an integrated structure, and a detachable heat conduction pot 6 is arranged in the heat exchange groove; a heat conducting cavity 7 is reserved between the heat conducting pot 6 and the heat exchanging groove 4; an air inlet pipe 14 and an air outlet pipe 15 are respectively arranged on two sides of the heat conduction cavity 7; the first air outlet pipe 15 extends into the environment-friendly box 16; the intake pipe 14 communicates with the bottom combustion chamber. The upper heating chamber is surrounded on the periphery of the heat conducting cavity 7 and is communicated with the middle heating chamber. The two sides of the middle heating chamber are respectively provided with a water inlet pipe 12 and a water outlet pipe 13. The bottom of the bottom combustion chamber is provided with a burner 5, and the top of the bottom combustion chamber is provided with a rotating shaft 8; the lower extreme of pivot 8 sets up the atress flabellum 9 relative with combustor 5, and the upper end rotates in proper order and runs through in heating chamber and last heating chamber, sets up stirring frame one 10 simultaneously, and the top stretches into heat conduction chamber 7, sets up stirring frame two 11 simultaneously.
As shown in fig. 3, a sealing frame 17 is arranged on the cavity opening of the heat conduction cavity 7; the sealing frame 17 is annular, the inner ring is connected with the heat conduction pot 6, and the outer ring is connected with the heat exchange groove 4.
It should be noted that the seal frame 17 is fixed to the furnace body 1 by screws. By arranging the sealing frame 17 to seal the heat conducting cavity 7, heat energy dissipation is reduced, and air pollution is avoided. And the sealing frame 17 is detachable, so that the heat conduction cavity 7 is convenient to clean.
It should be further noted that, the first stirring frame 10 has an L-shaped structure, and is slidably connected with the inner wall of the heating chamber to accelerate the mixing of water, and also has a certain cleaning effect on the heating chamber.
It should be further noted that the second stirring frame 11 has a U-shaped structure, and a cleaning brush 18 is disposed toward one side of the heat conduction pan 6. The mixing of the flue gas is quickened, and the heat conduction pot 6 is also provided with a certain cleaning effect.
It should be further noted that the air inlet pipe 14 is provided with a one-way air inlet valve; the first air outlet pipe 15 is provided with a one-way air outlet valve 19.
Example III
As shown in fig. 1-2, the energy-saving and environment-friendly heating boiler provided by the utility model comprises a boiler body 1; the inside of the furnace body 1 is provided with a heat-conducting plate 2, a ventilation plate 3 and a heat exchange groove 4 from bottom to top, and is divided into an upper heating chamber, a heating chamber and a bottom combustion chamber by the three, and an environment-friendly box 16 is arranged outside. The heat exchange groove 4 and the furnace body 1 are of an integrated structure, and a detachable heat conduction pot 6 is arranged in the heat exchange groove; a heat conducting cavity 7 is reserved between the heat conducting pot 6 and the heat exchanging groove 4; an air inlet pipe 14 and an air outlet pipe 15 are respectively arranged on two sides of the heat conduction cavity 7; the first air outlet pipe 15 extends into the environment-friendly box 16; the intake pipe 14 communicates with the bottom combustion chamber. The upper heating chamber is surrounded on the periphery of the heat conducting cavity 7 and is communicated with the middle heating chamber. The two sides of the middle heating chamber are respectively provided with a water inlet pipe 12 and a water outlet pipe 13. The bottom of the bottom combustion chamber is provided with a burner 5, and the top of the bottom combustion chamber is provided with a rotating shaft 8; the lower extreme of pivot 8 sets up the atress flabellum 9 relative with combustor 5, and the upper end rotates in proper order and runs through in heating chamber and last heating chamber, sets up stirring frame one 10 simultaneously, and the top stretches into heat conduction chamber 7, sets up stirring frame two 11 simultaneously.
As shown in fig. 3, a sealing frame 17 is arranged on the cavity opening of the heat conduction cavity 7; the sealing frame 17 is annular, the inner ring is connected with the heat conduction pot 6, and the outer ring is connected with the heat exchange groove 4.
It should be noted that the seal frame 17 is fixed to the furnace body 1 by screws.
It should be further noted that, the first stirring frame 10 has an L-shaped structure, and is slidably connected with the inner wall of the heating chamber to accelerate the mixing of water, and also has a certain cleaning effect on the heating chamber.
It should be further noted that the second stirring frame 11 has a U-shaped structure, and a cleaning brush 18 is disposed toward one side of the heat conduction pan 6. The mixing of the flue gas is quickened, and the heat conduction pot 6 is also provided with a certain cleaning effect.
It should be further noted that the air inlet pipe 14 is provided with a one-way air inlet valve; the first air outlet pipe 15 is provided with a one-way air outlet valve 19.
As shown in fig. 4, a filter screen 21 is arranged inside the environment-friendly box 16, and a second air outlet pipe 23 with a filter core is arranged outside the environment-friendly box; the lower end of the filter screen 21 is provided with condensed water; the first air outlet pipe 15 extends into the lower end of the filter screen 21, and the pipe orifice is immersed in the condensed water.
It should be further noted that a one-way pressure valve 20 is disposed in the upper heating chamber and connected to the lower end of the filter 21.
It should be further noted that a condensation plate 22 is disposed in the environmental protection tank 16 opposite to the position of the one-way pressure valve 20.
It should be further noted that the condensation plate 22 is provided with an inclined guide surface; the one-way pressure valve 20 is positioned at the high end of the guide surface; the first air outlet pipe 15 is positioned at the low end of the guide surface.
In this embodiment, the specific structure of the environmental protection box 16 is set, and water vapor is generated when the water is heated in the middle heating chamber. When the air pressure is too high, the air enters the environment-friendly box 16 through the one-way pressure valve 20, so that the safety of the furnace body 1 is ensured. The condensing plate 22 then condenses the water vapor, which is stored under the filter screen 21. After the heat exchange of the flue gas is finished, the flue gas is introduced into condensed water, impurities are filtered and settled, and finally the flue gas is discharged after being filtered through a second air outlet pipe 23 of the filter element. The recovery of water resources is realized, and the air pollution is reduced. Further improving the energy-saving and environment-friendly performance of the equipment.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (10)
1. An energy-saving and environment-friendly heating boiler is characterized by comprising a boiler body (1); the inside of the furnace body (1) is provided with a heat-conducting plate (2), a ventilation plate (3) and a heat exchange groove (4) from bottom to top, and is divided into an upper heating chamber, a heating chamber and a bottom combustion chamber by the three, and an environment-friendly box (16) is arranged outside;
a detachable heat conduction pot (6) is arranged in the heat exchange groove (4); a heat conducting cavity (7) is reserved between the heat conducting pot (6) and the heat exchanging groove (4); an air inlet pipe (14) and an air outlet pipe I (15) are respectively arranged at two sides of the heat conduction cavity (7); the first air outlet pipe (15) extends into the environment-friendly box (16); the air inlet pipe (14) is communicated with the bottom combustion chamber;
the upper heating chamber is surrounded on the periphery of the heat conducting cavity (7) and is communicated with the middle heating chamber;
a water inlet pipe (12) and a water outlet pipe (13) are respectively arranged at two sides of the middle heating chamber;
the bottom of the bottom combustion chamber is provided with a burner (5), and the top of the bottom combustion chamber is provided with a rotating shaft (8); the lower extreme of pivot (8) sets up atress flabellum (9) relative with combustor (5), and the upper end rotates in proper order and runs through in heating chamber and last heating chamber, sets up stirring frame one (10) simultaneously, and the top stretches into heat conduction chamber (7), sets up stirring frame two (11) simultaneously.
2. An energy-saving and environment-friendly heating boiler according to claim 1, characterized in that a sealing frame (17) is arranged on the cavity mouth of the heat conducting cavity (7); the sealing frame (17) is annular, the inner ring is connected with the heat conduction pot (6), and the outer ring is connected with the heat exchange groove (4).
3. An energy-saving and environment-friendly heating boiler according to claim 2, wherein the sealing frame (17) is fixed on the boiler body (1) through screws.
4. The energy-saving and environment-friendly heating boiler according to claim 1, wherein the first stirring frame (10) is of an L-shaped structure and is connected with the inner wall of the heating chamber in a sliding manner.
5. An energy-saving and environment-friendly heating boiler according to claim 1, characterized in that the stirring rack II (11) is of a U-shaped structure, and a cleaning brush (18) is arranged towards one side of the heat conduction boiler (6).
6. An energy-saving and environment-friendly heating boiler according to claim 1, wherein the air inlet pipe (14) is provided with a one-way air inlet valve; a one-way air outlet valve (19) is arranged on the air outlet pipe I (15).
7. The energy-saving and environment-friendly heating boiler according to claim 1, wherein a filter screen (21) is arranged inside the environment-friendly box (16), and a second air outlet pipe (23) with a filter core is arranged outside the environment-friendly box; the lower end of the filter screen (21) is provided with condensed water; the first air outlet pipe (15) extends into the lower end of the filter screen (21), and the pipe orifice is immersed in the condensed water.
8. An energy saving and environment friendly heating boiler according to claim 7, wherein the upper heating chamber is provided with a one-way pressure valve (20) communicated with the lower end of the filter screen (21).
9. An energy-saving and environment-friendly heating boiler according to claim 8, wherein a condensing plate (22) opposite to the unidirectional pressure valve (20) is arranged in the environment-friendly tank (16).
10. An energy-saving and environment-friendly heating boiler according to claim 9, wherein the condensing plate (22) is provided with inclined guide surfaces; the one-way pressure valve (20) is positioned at the high-position end of the flow guide surface; the first air outlet pipe (15) is positioned at the low end of the flow guiding surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321482743.8U CN220083318U (en) | 2023-06-12 | 2023-06-12 | Energy-saving environment-friendly heating boiler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321482743.8U CN220083318U (en) | 2023-06-12 | 2023-06-12 | Energy-saving environment-friendly heating boiler |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220083318U true CN220083318U (en) | 2023-11-24 |
Family
ID=88828370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321482743.8U Active CN220083318U (en) | 2023-06-12 | 2023-06-12 | Energy-saving environment-friendly heating boiler |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220083318U (en) |
-
2023
- 2023-06-12 CN CN202321482743.8U patent/CN220083318U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN211345828U (en) | Intelligent networking type gas heating water heater with built-in WiFi device | |
CN105783047A (en) | Multipurpose energy-saving gas range | |
CN220083318U (en) | Energy-saving environment-friendly heating boiler | |
CN212132899U (en) | Waste heat recovery device for burner of gas wall-hanging stove | |
CN208704021U (en) | A kind of hot air type gas heating stove recycling steam humidification | |
CN205351398U (en) | High -efficient anti - heating stove that burns | |
CN213362857U (en) | Environment-friendly energy-saving gas boiler | |
CN201103930Y (en) | High-efficient energy-saving gas cooker | |
CN107120633A (en) | A kind of combustion and steam producer and its steam generating system | |
CN209197132U (en) | A kind of assisted and strengthened heat transfer boiler of pulsating burning ultrasonic wave | |
CN209310255U (en) | A kind of energy-saving and environmental protection gas heater | |
CN209431655U (en) | A kind of high efficiency burnt gas hot-water boiler | |
CN207146372U (en) | A kind of contact residual heat from boiler fume recovery system based on wet method preheating | |
CN207146349U (en) | A kind of combustion and steam producer and its steam generating system | |
CN211041020U (en) | Environment-friendly low-nitrogen boiler | |
CN2292227Y (en) | Multi-function gas stove | |
CN205579623U (en) | Condensing air preheating flue gas waste heat recovery device | |
CN204987444U (en) | Combustion -supporting boiler of domestic spontaneous unboiled water coal gas wind -force of environment -friendly | |
CN218764762U (en) | Spraying heat exchange device for utilizing waste heat of positive pressure furnace body | |
CN219713331U (en) | Energy-saving environment-friendly boiler | |
CN2435653Y (en) | Multi-functional pressureless effient energy-saving charcoal-fired stove and range | |
CN221197443U (en) | Boiler flue gas waste heat utilization device | |
CN220152728U (en) | Hot vortex ring surface cooking burner | |
CN205783774U (en) | A kind of kitchen guarding's double-purpose energy-saving type heat supply wall built-up steam generator system | |
CN2685739Y (en) | Thermal Energy comprehensive utilization energy-saving gas stove |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |