CN212339653U - High-efficiency water heater fully utilizing oxygen - Google Patents
High-efficiency water heater fully utilizing oxygen Download PDFInfo
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- CN212339653U CN212339653U CN202020898394.8U CN202020898394U CN212339653U CN 212339653 U CN212339653 U CN 212339653U CN 202020898394 U CN202020898394 U CN 202020898394U CN 212339653 U CN212339653 U CN 212339653U
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- box body
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- fire grate
- air inlet
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The utility model relates to a high-efficiency water heater which fully utilizes oxygen, a fan is arranged at the bottom of a box body, a heat exchanger is arranged at the upper part of the box body, a fire grate group is arranged at the lower part of the box body, and a gas pipeline is arranged at the side surface of the box body; a first nozzle and a second nozzle are arranged at an air outlet of the gas pipeline, and an air guide plate is arranged between the gas pipeline and the fire grate group; the first nozzle corresponds to a light combustion air inlet of the fire grate group, the second nozzle corresponds to a thick combustion air inlet of the fire grate group, an inclined first flow baffle is arranged between the first nozzle and the second nozzle, and an inclined second flow baffle is arranged between the first nozzle and the fire grate group. The utility model discloses under the combined action that first fender flowed board and second fender flowed board, a large amount of overgrate air got into the thick burning air inlet that the group was arranged to the fire, and the thick burning that the group was arranged to the fire reaches required air coefficient, and a small amount of overgrate air gets into the thin burning air inlet that the group was arranged to the fire, consequently greatly reduced NOx and CO's emission.
Description
Technical Field
The utility model relates to a high-efficient hot water ware of make full use of oxygen. Belongs to the technical field of burners.
Background
The basic principle of a rich-lean burner is to burn a portion of the fuel as rich and another portion as lean, but the total air amount remains the same, since both portions are burned at a deviation from the stoichiometric ratio, NOXVery low, this combustion is also known as offset combustion or non-stoichiometric combustion.
The below of combustion chamber passes through fan input overgrate air, and overgrate air burns with the gas mixture back, and current water heater has following problem: the secondary air flow and the gas flow are crossed and cannot be effectively mixed, a large amount of secondary air flows out through gaps between fire rows and a light combustion air inlet, a small amount of secondary air enters a thick combustion air inlet of the fire row group, and the thick combustion of the fire row group does not reach the required air coefficient, so that the discharge amount of NOx and CO is greatly increased.
Disclosure of Invention
The utility model aims to overcome the defects and provide a high-efficiency water heater which makes full use of oxygen.
The purpose of the utility model is realized like this:
a high-efficiency water heater fully utilizing oxygen is characterized in that: the device comprises a box body, a heat exchanger, a fire grate group, a fan, a gas pipeline, a first nozzle, a second nozzle and an air guide plate;
the fan is arranged at the bottom of the box body, the heat exchanger is arranged at the upper part of the box body, the fire grate group is arranged at the lower part of the box body, and the gas pipeline is arranged at the side surface of the box body;
a first nozzle and a second nozzle are arranged at an air outlet of the gas pipeline, an air guide plate is arranged between the gas pipeline and the fire grate group, a guide hole is formed in the air guide plate, and the air guide plate is positioned below the first nozzle and the second nozzle;
the fire grate group comprises a light combustion air inlet and a thick combustion air inlet, the first nozzle corresponds to the light combustion air inlet, the second nozzle corresponds to the thick combustion air inlet, a first oblique flow baffle is arranged between the first nozzle and the second nozzle, and a second oblique flow baffle is arranged between the first nozzle and the fire grate group.
Furthermore, the top of the box body is provided with a smoke outlet.
Further, the heat exchanger includes a water inlet at an upper portion thereof and a water outlet at a lower portion thereof.
Furthermore, asbestos is arranged around the fire grate group.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a high-efficient hot water ware of make full use of oxygen, under the combined action of first fender stream board and second fender stream board, overgrate air and gas intensive mixing to get into respectively weak burning air inlet and thick burning air inlet, a large amount of overgrate air admission fire arrange the thick burning air inlet of group, the thick burning that the group was arranged to fire reaches required air coefficient, a small amount of overgrate air admission fire arrange the nitrogen combustion air inlet of group, consequently greatly reduced NOx and CO's emission.
Drawings
Fig. 1 is a schematic view of a high efficiency water heater for making full use of oxygen according to the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a schematic view of fig. 1 with the gas pipe removed.
Fig. 4 is a flow direction diagram of secondary air input by a fan.
In the figure:
the device comprises a box body 1, a smoke exhaust port 1.1, a heat exchanger 2, a water inlet 2.1, a water outlet 2.2, a fire row group 3, a light combustion air inlet 3.1, a thick combustion air inlet 3.2, a fan 4, a gas pipeline 5, a first nozzle 6, a second nozzle 7, an air guide plate 8, a flow guide hole 8.1, a first flow baffle plate 9 and a second flow baffle plate 10.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Referring to fig. 1-2, the utility model relates to a high-efficiency water heater which makes full use of oxygen, comprising a box body 1, a heat exchanger 2, a fire row group 3, a fan 4, a gas pipeline 5, a first nozzle 6, a second nozzle 7 and an air deflector 8;
the top of the box body 1 is provided with a smoke outlet 1.1, the fan 4 is arranged at the bottom of the box body 1, the heat exchanger 2 is arranged at the upper part of the box body 1, the heat exchanger 2 comprises a water inlet 2.1 positioned at the upper part and a water outlet 2.2 positioned at the lower part, the fire exhaust group 3 is arranged at the lower part of the box body 1, and the gas pipeline 5 is arranged at the side surface of the box body 1;
a first nozzle 6 and a second nozzle 7 are arranged at the air outlet of the gas pipeline 5, an air guide plate 8 is arranged between the gas pipeline 5 and the fire grate group 3, a guide hole 8.1 is formed in the air guide plate 8, and the air guide plate 8 is positioned below the first nozzle 6 and the second nozzle 7;
referring to fig. 3, the fire grate group 3 includes a light combustion air inlet 3.1 and a rich combustion air inlet 3.2, the first nozzle 6 corresponds to the light combustion air inlet 3.1, the second nozzle 7 corresponds to the rich combustion air inlet 3.2, an inclined first baffle plate 9 is disposed between the first nozzle 6 and the second nozzle 7, and an inclined second baffle plate 10 is disposed between the first nozzle 6 and the fire grate group 3.
The working principle is as follows:
referring to fig. 4, a part of secondary air input by the fan 4 is mixed with fuel gas under the action of the first baffle plate 9 and enters the rich combustion air inlet 3.2; the other part of the secondary air input by the fan 4 is mixed with the fuel gas under the action of the second baffle plate 10 and enters the light combustion air inlet 3.1.
The utility model discloses under the combined action of first fender stream board 9 and second fender stream board 10, overgrate air and gas intensive mixing to get into respectively weak burning air inlet 3.1 and dense burning air inlet 3.2, a large amount of overgrate air admission fire arrange the dense burning air inlet of group, the dense burning of group reaches required air coefficient, a small amount of overgrate air admission fire arrange the nitrogen combustion air inlet of group, consequently greatly reduced NOx and CO's emission.
The technical scheme of the utility model can be applicable to the hanging stove.
In the above embodiments, the present invention has been described only by way of example, but various modifications may be made by those skilled in the art after reading the present patent application without departing from the spirit and scope of the invention.
Claims (4)
1. A high-efficiency water heater fully utilizing oxygen is characterized in that: the device comprises a box body, a heat exchanger, a fire grate group, a fan, a gas pipeline, a first nozzle, a second nozzle and an air guide plate;
the fan is arranged at the bottom of the box body, the heat exchanger is arranged at the upper part of the box body, the fire grate group is arranged at the lower part of the box body, and the gas pipeline is arranged at the side surface of the box body;
a first nozzle and a second nozzle are arranged at an air outlet of the gas pipeline, an air guide plate is arranged between the gas pipeline and the fire grate group, a guide hole is formed in the air guide plate, and the air guide plate is positioned below the first nozzle and the second nozzle;
the fire grate group comprises a light combustion air inlet and a thick combustion air inlet, the first nozzle corresponds to the light combustion air inlet, the second nozzle corresponds to the thick combustion air inlet, a first oblique flow baffle is arranged between the first nozzle and the second nozzle, and a second oblique flow baffle is arranged between the first nozzle and the fire grate group.
2. A high efficiency water heater utilizing substantially oxygen as claimed in claim 1, further comprising: the top of the box body is provided with a smoke outlet.
3. A high efficiency water heater utilizing substantially oxygen as claimed in claim 1, further comprising: the heat exchanger includes a water inlet at an upper portion thereof and a water outlet at a lower portion thereof.
4. A high efficiency water heater utilizing substantially oxygen as claimed in claim 1, further comprising: asbestos is arranged around the fire grate group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898394.8U CN212339653U (en) | 2020-05-26 | 2020-05-26 | High-efficiency water heater fully utilizing oxygen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898394.8U CN212339653U (en) | 2020-05-26 | 2020-05-26 | High-efficiency water heater fully utilizing oxygen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212339653U true CN212339653U (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020898394.8U Active CN212339653U (en) | 2020-05-26 | 2020-05-26 | High-efficiency water heater fully utilizing oxygen |
Country Status (1)
| Country | Link |
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| CN (1) | CN212339653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654041A (en) * | 2021-07-22 | 2021-11-16 | 何俊荣 | Up-draft thick-thin burner |
-
2020
- 2020-05-26 CN CN202020898394.8U patent/CN212339653U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654041A (en) * | 2021-07-22 | 2021-11-16 | 何俊荣 | Up-draft thick-thin burner |
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