CN212057725U - Low-nitrogen gas heating water heater - Google Patents
Low-nitrogen gas heating water heater Download PDFInfo
- Publication number
- CN212057725U CN212057725U CN201920880131.1U CN201920880131U CN212057725U CN 212057725 U CN212057725 U CN 212057725U CN 201920880131 U CN201920880131 U CN 201920880131U CN 212057725 U CN212057725 U CN 212057725U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- fin heat
- heating
- copper fin
- water heater
- 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
Images
Abstract
The utility model discloses a low nitrogen gas heating water heater, including copper fin heat exchanger, copper fin heat exchanger's the outside sets up the organism, copper fin heat exchanger's lower extreme is provided with the fibre heated board, one side below of fibre heated board is provided with the burning fire and arranges, the top that the burning fire was arranged is provided with the combustion chamber, one side that copper fin heat exchanger was kept away from to the inboard of organism is provided with prevents dry combustion method ware, the bottom that the burning fire was arranged is provided with the impulse ignition ware, copper fin heat exchanger's bottom is connected with the master controller, the bottom surface of master controller is provided with cold water inlet. A low nitrogen gas heating water heater, be equipped with double-deck coaxial exhaust pipe, backward flow hole, inlet port and exhaust hole, can realize the flue gas backward flow combustion-supporting realization low temperature burning for discharge gas once more contains the nitrogen volume and greatly reduces, thereby realizes the environmental protection purpose.
Description
Technical Field
The utility model relates to a flue gas backward flow technical field, in particular to low nitrogen gas heating water heater.
Background
With the continuous and powerful national economy, the environmental protection problem is also a topic which is always raised by people, a large amount of nitrogen dioxide is often generated to cause air pollution when gas combustion is carried out, when the existing water heating furnace is used, natural gas is used for combustion, nitrogen compounds contained in the water heating furnace can react to be nitrogen dioxide in the combustion process, the nitrogen dioxide can be combined with sulfides to generate an acid rain phenomenon after rising in the atmosphere, the ozone layer is corroded, the earth climate is damaged, and in order to reduce the nitrogen dioxide, the emission of gas hot water below the original nitrogen dioxide three-level emission (150mg/nm3) is improved to be below five-level emission (70mg/nm3), so that the low-nitrogen gas heating furnace is provided.
SUMMERY OF THE UTILITY MODEL
The main object of the utility model is to provide a low nitrogen gas heating water heater, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a low-nitrogen gas heating water heater comprises a copper fin heat exchanger, wherein a machine body is arranged on the outer side of the copper fin heat exchanger, a fiber heat insulation plate is arranged at the lower end of the copper fin heat exchanger, a combustion fire row is arranged below one side of the fiber heat insulation plate, a combustion chamber is arranged above the combustion fire row, an anti-dry burning device is arranged on one side, far away from the copper fin heat exchanger, of the inner side of the machine body, a pulse igniter is arranged at the bottom end of the combustion fire row, a main controller is connected to the bottom end of the copper fin heat exchanger, a cold water inlet is formed in the outer surface of the bottom end of the main controller, a hot water outlet is formed in one side of the cold water inlet, a gas inlet is formed in one side of the hot water outlet, a gas proportional valve is arranged on, one side of the heating hot water outlet is provided with a heating cold water inlet, the upper end of the heating cold water inlet is provided with a water pump close to the interior of the machine body, one side above the interior of the machine body is provided with a condensation cup, the upper end of the condensation cup is connected with a wind pressure switch close to the top end of the inner wall of the machine body, the outer surface of the upper end of the machine body is provided with a smoke outlet, the lower end of the smoke outlet is provided with a fan, one side of the interior of the machine body close to the fan is provided with an in-furnace air inlet channel, the upper end of the smoke outlet is provided with a double-layer coaxial elbow, one side of the double-layer coaxial elbow is provided with a double-layer coaxial smoke exhaust pipe, an exhaust channel is arranged below the double-layer coaxial smoke exhaust pipe, the inner side of the exhaust, an air inlet channel is arranged below the exhaust channel.
Preferably, one end of the water pump is in through connection with a lower end pipe of the dry-burning prevention device, and the other end of the water pump is in through connection with the fuel gas proportional valve.
Preferably, the upper end of the cold water inlet is in through connection with a fuel gas proportional valve, the cold water inlet is in through connection with a water pump through the fuel gas proportional valve, and one end of the hot water outlet is in through connection with the copper fin heat exchanger.
Preferably, the upper end of the heating cold water inlet is in through connection with a lower end pipe of the dry-burning prevention device, and the upper end of the heating hot water outlet is in through connection with the water pump.
Preferably, be provided with electric connection between wind pressure switch and the fan, the lower extreme and the condensation cup through connection of fan, the upper end and the exhanst gas outlet through connection of fan.
Preferably, the double-layer coaxial smoke exhaust pipe is communicated with the air inlet channel through a smoke backflow hole, and the air exhaust channel is in contact with the outside air through an air inlet hole and an air exhaust hole.
Compared with the prior art, the utility model discloses following beneficial effect has: this low nitrogen gas heating water heater opens several apertures at the double-deck coaxial discharge flue inlayer of gas hot water heating stove according to flue gas backward flow technical principle through this product, makes the flue gas in the inlayer discharge flue flow in outer air and homogeneous mixing. Under the action of the negative pressure of the combustion chamber, air mixed with flue gas enters the bottom of the fire grate through a sealed channel in the machine body and enters the combustion chamber for combustion supporting through the fire grate. Because the flue gas is evenly mixed in the air, the flame temperature of the combustion chamber is reduced, and low-temperature combustion is realized, so that the content of nitrogen dioxide in the natural gas combustion product is greatly reduced, and the using effect is better than that of the traditional mode.
Drawings
Fig. 1 is a schematic view of the overall structure of a low-nitrogen gas heating water heater of the present invention;
FIG. 2 is a connection diagram of an exchanger of a low-nitrogen gas heating water heater of the present invention;
FIG. 3 is a connection diagram of an igniter of the low-nitrogen gas heating water heater of the present invention;
FIG. 4 is a connection diagram of a fan of a low-nitrogen gas heating water heater of the present invention;
fig. 5 is a connection diagram of the double-layer coaxial smoke exhaust pipe of the low-nitrogen gas heating water heater of the utility model.
In the figure: 1. a copper fin heat exchanger; 2. a body; 3. a fiber insulation board; 4. a pulse igniter; 5. a master controller; 6. a cold water inlet; 7. a hot water outlet; 8. a gas inlet; 9. a gas proportional valve; 10. a heating cold water inlet; 11. a heating hot water outlet; 12. a water pump; 13. burning fire rows; 14. a combustion chamber; 15. a dry-burning prevention device; 16. a condensation cup; 17. a wind pressure switch; 18. a flue gas outlet; 19. a fan; 20. a double-layer coaxial elbow; 21. a double-layer coaxial smoke exhaust pipe; 22. a flue gas recirculation hole; 23. an air inlet; 24. an exhaust hole; 25. an air intake passage; 26. an exhaust passage; 27. and a furnace inlet channel.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-5, a low-nitrogen gas heating water heater comprises a copper fin heat exchanger 1, a body 2 is arranged outside the copper fin heat exchanger 1, a fiber insulation board 3 is arranged at the lower end of the copper fin heat exchanger 1, a combustion fire row 13 is arranged below one side of the fiber insulation board 3, a combustion chamber 14 is arranged above the combustion fire row 13, an anti-dry burning device 15 is arranged at one side of the inner side of the body 2, which is far away from the copper fin heat exchanger 1, a pulse igniter 4 is arranged at the bottom end of the combustion fire row 13, a main controller 5 is connected to the bottom end of the copper fin heat exchanger 1, a cold water inlet 6 is arranged on the outer surface of the bottom end of the main controller 5, a hot water outlet 7 is arranged at one side of the cold water inlet 6, a gas inlet 8 is arranged at one side of the hot water outlet 7, a gas proportional valve, a heating cold water inlet 10 is arranged on one side of a heating hot water outlet 11, a water pump 12 is arranged inside the upper end of the heating cold water inlet 10 close to the machine body 2, a condensing cup 16 is arranged on one side above the inside of the machine body 2, a wind pressure switch 17 is connected to the top end of the inner wall of the upper end of the condensing cup 16 close to the machine body 2, a smoke outlet 18 is arranged on the outer surface of the upper end of the machine body 2, a fan 19 is arranged at the lower end of the smoke outlet 18, an in-furnace air inlet channel 27 is arranged on one side of the inside of the machine body 2 close to the fan 19, a double-layer coaxial elbow 20 is arranged at the upper end of the smoke outlet 18, a double-layer coaxial smoke exhaust pipe 21 is arranged on one side of the double-layer coaxial smoke exhaust pipe 21, an exhaust channel 26 is arranged below the double-layer coaxial smoke exhaust pipe 21, an intake passage 25 is provided below the exhaust passage 26.
One end of the water pump 12 is communicated with a lower end pipe of the dry-burning prevention device 15, and the other end of the water pump 12 is communicated with the gas proportional valve 9; the upper end of the cold water inlet 6 is communicated with the gas proportional valve 9, the cold water inlet 6 is communicated with the water pump 12 through the gas proportional valve 9, and one end of the hot water outlet 7 is communicated with the copper fin heat exchanger 1; the upper end of a heating cold water inlet 10 is communicated with the lower end pipe of an anti-dry burning device 15, and the upper end of a heating hot water outlet 11 is communicated with a water pump 12; the wind pressure switch 17 is electrically connected with the fan 19, the lower end of the fan 19 is communicated with the condensation cup 16, and the upper end of the fan 19 is communicated with the flue gas outlet 18; the double-layer coaxial smoke exhaust pipe 21 is communicated with the air inlet channel 25 through the smoke return hole 22, and the exhaust channel 26 is contacted with the outside air through the air inlet hole 23 and the exhaust hole 24.
It should be noted that, the utility model relates to a low nitrogen gas heating water heater, when using, the user passes through the leading-in natural gas of gas import 8, the ignition of process pulse point firearm 4 gets into the upper end combustion chamber 14 inside of burning fire row 13 and burns and generate heat, cold water inlet 6, the water of heating cold water inlet 10 and heating hot water export 11 passes through water pump 12 and leads to the connecting tube of preventing dry burning ware 15, the heat transfer of combustion chamber 14 is for the inside water of the pipeline of preventing dry burning ware 15 and connecting, heat water, water flows through hot water export 7 outflow hot water after copper fin heat exchanger 1 flows through main controller 5 downwards, and the flue gas upwards utilizes fan 19 to discharge into double-deck coaxial exhaust pipe 21 through flue gas outlet 18 through condensation cup 16, through double-deck coaxial exhaust pipe 21 and flue gas backward flow hole 22, inlet port 23 mixes with the external air, and get into inlet channel 25 again under the inside negative pressure effect of combustion chamber 14 and reach the lower extreme that burning fire row 13 and carry out combustion- The temperature of the flame inside the combustion chamber 14 is reduced, low-temperature combustion is realized, and the nitrogen content of the flue gas is greatly reduced when the flue gas is exhausted from the exhaust passage 26 through the exhaust holes 24 again, so that the method is practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a low nitrogen gas heating water heater, includes copper fin heat exchanger (1), its characterized in that: the device is characterized in that a machine body (2) is arranged on the outer side of the copper fin heat exchanger (1), a fiber heat-insulation plate (3) is arranged at the lower end of the copper fin heat exchanger (1), a combustion fire row (13) is arranged below one side of the fiber heat-insulation plate (3), a combustion chamber (14) is arranged above the combustion fire row (13), an anti-dry burning device (15) is arranged on one side, away from the copper fin heat exchanger (1), of the inner side of the machine body (2), a pulse igniter (4) is arranged at the bottom end of the combustion fire row (13), a main controller (5) is connected to the bottom end of the copper fin heat exchanger (1), a cold water inlet (6) is arranged on the outer surface of the bottom end of the main controller (5), a hot water outlet (7) is arranged on one side of the cold water inlet (6), and, the utility model discloses a heating water heater, including master controller (5), one side surface of master controller (5) is provided with gas proportional valve (9), one side of gas import (8) is provided with heating hot water export (11), one side of heating hot water export (11) is provided with heating cold water import (10), the inside that the upper end of heating cold water import (10) is close to organism (2) is provided with water pump (12), inside top one side of organism (2) is provided with condensation cup (16), the inner wall top that the upper end of condensation cup (16) is close to organism (2) is connected with wind pressure switch (17), the upper end surface of organism (2) is provided with exhanst gas outlet (18), the lower extreme of exhanst gas outlet (18) is provided with fan (19), one side that the inside of organism (2) is close to fan (19) is provided with interior inlet channel (27), the upper end of exhanst, one side of double-deck coaxial elbow (20) is provided with double-deck coaxial pipe (21) of discharging fume, the below of double-deck coaxial pipe (21) of discharging fume is provided with exhaust passage (26), the inboard of exhaust passage (26) is provided with flue gas backward flow hole (22), one side that the inboard of exhaust passage (26) is close to flue gas backward flow hole (22) is provided with inlet port (23), the one end surface of exhaust passage (26) is provided with exhaust hole (24), the below of exhaust passage (26) is provided with inlet channel (25).
2. The low-nitrogen gas heating water heater according to claim 1, wherein: one end of the water pump (12) is communicated with a lower end pipe of the dry-burning preventing device (15), and the other end of the water pump (12) is communicated with the fuel gas proportional valve (9).
3. The low-nitrogen gas heating water heater according to any one of claims 1 to 2, wherein: the upper end of the cold water inlet (6) is in through connection with the gas proportional valve (9), the cold water inlet (6) is in through connection with the water pump (12) through the gas proportional valve (9), and one end of the hot water outlet (7) is in through connection with the copper fin heat exchanger (1).
4. The low-nitrogen gas heating water heater according to claim 1, wherein: the upper end of the heating cold water inlet (10) is communicated with a lower end pipe of the dry-burning prevention device (15), and the upper end of the heating hot water outlet (11) is communicated with the water pump (12).
5. The low-nitrogen gas heating water heater according to claim 1, wherein: be provided with electric connection between wind pressure switch (17) and fan (19), the lower extreme and condensation cup (16) through connection of fan (19), the upper end and the exhanst gas outlet (18) through connection of fan (19).
6. The low-nitrogen gas heating water heater according to claim 1, wherein: the double-layer coaxial smoke exhaust pipe (21) is communicated with the air inlet channel (25) through the smoke return hole (22), and the air exhaust channel (26) is in contact with the outside air through the air inlet hole (23) and the air exhaust hole (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920880131.1U CN212057725U (en) | 2019-06-12 | 2019-06-12 | Low-nitrogen gas heating water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920880131.1U CN212057725U (en) | 2019-06-12 | 2019-06-12 | Low-nitrogen gas heating water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212057725U true CN212057725U (en) | 2020-12-01 |
Family
ID=73508923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920880131.1U Active CN212057725U (en) | 2019-06-12 | 2019-06-12 | Low-nitrogen gas heating water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212057725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207364A (en) * | 2019-06-12 | 2019-09-06 | 石家庄市春尔采暖炉具有限公司 | A kind of low nitrogen gas-heating water heater |
-
2019
- 2019-06-12 CN CN201920880131.1U patent/CN212057725U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207364A (en) * | 2019-06-12 | 2019-09-06 | 石家庄市春尔采暖炉具有限公司 | A kind of low nitrogen gas-heating water heater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211345828U (en) | Intelligent networking type gas heating water heater with built-in WiFi device | |
| CN212057725U (en) | Low-nitrogen gas heating water heater | |
| CN110207364A (en) | A kind of low nitrogen gas-heating water heater | |
| CN104748367B (en) | The dustless hot air boiler of Superstrong energy-saving | |
| CN207335174U (en) | A kind of condensed type combustion gas water heater | |
| CN204534672U (en) | Counter-burning type biological straw briquetting heating-cooking dual-purpose stove | |
| CN205403138U (en) | Chemical industry boiler | |
| CN206861853U (en) | A kind of high gas heater of thermal efficiency | |
| CN104848201A (en) | Multifunctional horizontal water heating stove | |
| CN207050229U (en) | Inverted combustion gas heating water heater | |
| CN204648207U (en) | Multipurpose horizontal heating furnace | |
| CN203880773U (en) | Hot-air high-temperature gas stove | |
| CN205690669U (en) | A kind of effective formula full water jacket numerical control boiler | |
| CN204574463U (en) | A kind of heating stove | |
| CN212204478U (en) | Integrated biodiesel steam generator | |
| CN2888275Y (en) | Vacuum phase change boiler | |
| CN209386538U (en) | Improve the small size hot-water boiler of supply air temperature | |
| CN202254241U (en) | Negative pressure reverse combustion intelligent water heater unit | |
| CN213362642U (en) | Environment-friendly high heat accumulation heating stove | |
| CN212644938U (en) | Directly-heated boiler | |
| CN201503040U (en) | Downdraft straw gasification heating stove | |
| CN208312708U (en) | A kind of inner-tube structure of energy-saving hot water stove | |
| CN2463685Y (en) | Downward smoke-removing energy-saving efficient coal stove | |
| CN2906337Y (en) | High-efficiency coal furnace | |
| CN2177913Y (en) | Efficient energy-saving atmospheric boiler for heating water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |