CN210601609U - Air burner and gas water heater using same - Google Patents
Air burner and gas water heater using same Download PDFInfo
- Publication number
- CN210601609U CN210601609U CN201920853792.5U CN201920853792U CN210601609U CN 210601609 U CN210601609 U CN 210601609U CN 201920853792 U CN201920853792 U CN 201920853792U CN 210601609 U CN210601609 U CN 210601609U
- Authority
- CN
- China
- Prior art keywords
- air
- gas
- shell
- fluid
- burner
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 19
- 238000002485 combustion reaction Methods 0.000 claims abstract description 54
- 239000012530 fluid Substances 0.000 claims abstract description 48
- 230000000630 rising effect Effects 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 69
- 238000010792 warming Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 239000002737 fuel gas Substances 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- 239000002918 waste heat Substances 0.000 description 4
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Abstract
The utility model provides an air burner and gas heater, include: the heat exchanger comprises a fluid pipeline, wherein fluid to be heated is arranged in the fluid pipeline; a combustion part for igniting gas flowing therethrough to heat the heat exchanger; a jet flow part for injecting the gas and air into a combustion part after being mixed; and the temperature rising channel is used for guiding air, and the air in the temperature rising channel is configured to absorb heat generated by ignition of gas and then is guided to the jet flow part. The utility model provides an air burner sends to combustion portion again after through the air heating with gas co-combustion for the temperature with the air of gas reaction is higher, and the oxynitrides that produce after the reduction gas combustion of utmost point benefit makes air burner safer. The utility model discloses the heat that utilizes the combustor of self to produce heats the air, has saved extra increase heating device's cost on the one hand, and on the other hand has also reduced air burner's volume.
Description
Technical Field
The utility model relates to a burner technical field, in particular to air burner and use its gas heater.
Background
The gas water heater becomes one of indispensable kitchen household appliances in modern families, and the key performances of the burner, such as combustion uniformity, harmful substance emission and the like, are one of the core indexes of the gas water heater. The fully premixed burner has been widely used due to its low pollutant emission, high combustion strength, large adjustment range, and uneasy tempering. Under the background, the research on the gas combustion technology and the combustion appliance with high combustion efficiency and low pollutant emission has important theoretical significance and practical application value for improving the level of the civil gas appliance and widening the application of the gas in the industrial field.
In recent years, the demand for reducing the emission of combustion pollutants has been increasing, and some countries have promulgated strict emission standards, including emission standards for pollutants such as nitrogen oxides of civil combustion appliances. The civil burners are used indoors, and the concentration limit of the discharged pollutants is often exceeded by the indoor air quality standard even under good ventilation conditions, so that the development of low-pollution industrial combustion equipment and civil burners is imperative.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air burner and gas heater aims at solving the oxynitrides yield height in the combustor among the prior art, the poor problem of security.
The utility model discloses a realize like this, an air burner of usable waste heat, include:
a heat exchanger comprising a fluid conduit within which a fluid to be heated is disposed;
a combustion part for igniting gas flowing therethrough to heat the heat exchanger;
a jet flow part for jetting the mixture of the gas and the air to the combustion part;
and the temperature rising channel is used for guiding the air, and the air in the temperature rising channel is configured to absorb heat generated by ignition of the fuel gas and then is guided to the jet flow part.
Further, the air burner further comprises:
the first shell is configured to enable a mixture of the gas and the air to enter the combustion chamber from the gas inlet for combustion, and generate waste gas to be led out from the gas outlet;
the temperature rising channel is attached to the outer surface of the first shell.
Further, an air supply device is arranged at the air inlet and is configured to accelerate the mixture of the air and the fuel gas to be guided to the combustion part.
Further, the air burner further comprises:
the second shell is sleeved outside the first shell and defines the temperature rising channel together with the first shell.
Further, the second casing has an injection port opposed to the air intake port, and the spouting portion includes a gas nozzle provided to the injection port, the gas nozzle being configured to spout the gas toward the air intake port so that the air in the warming channel is introduced into the first casing along with the gas.
Further, the first shell comprises a tubular air outlet pipe, and the end part of the air outlet pipe is provided with the air outlet;
the second shell further comprises an air guide opening used for guiding air into the temperature rising channel, and the air guide opening is annular and is defined by the second shell and the air outlet pipe together.
Further, an air filtering assembly is arranged at the air guide opening.
Further, the air filter assembly includes an air intake grill; and/or
The air filter assembly includes a filter screen; and/or
The air filter assembly includes a filter sponge.
Further, still include:
the first external pipeline is used for guiding the fluid into the fluid pipeline, and the first external pipeline sequentially penetrates through the second shell and the first shell from the outside of the second shell and then is communicated with the fluid pipeline;
and the second external pipeline is used for guiding the fluid in the fluid pipeline out, sequentially penetrates through the first shell and the second shell from the inside of the first shell, and guides the fluid out of the second shell.
The second aspect of the present invention further provides a gas water heater, including any one of the above air burners, wherein the fluid in the fluid pipeline is water.
Compared with the prior art, the utility model provides an air burner sends to the combustion portion again after through the air heating with gas co-combustion for the temperature with the air of gas reaction is higher, and the oxynitrides that produce after the reduction gas combustion is greatly benefited, makes air burner safer.
Particularly, the utility model discloses utilize the heat that the flame produced after the gas of self is lighted to come the heated air, saved extra increase heating device's cost on the one hand, on the other hand has also reduced air burner's volume, and on the other hand, its waste heat that can make full use of combustor has reduced energy resource consumption, more has practical application and worth.
Drawings
Fig. 1 is a schematic perspective view of a gas water heater provided by an embodiment of the present invention;
fig. 2 is a schematic front view of a gas water heater provided by an embodiment of the present invention;
fig. 3 is a first schematic cross-sectional view of a gas water heater provided by an embodiment of the present invention;
fig. 4 is a second schematic cross-sectional view of a gas water heater provided by an embodiment of the present invention;
fig. 5 is a schematic diagram of a specific flow process of the air for combustion provided by the embodiment of the present invention.
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 merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-5, is a preferred embodiment of the present invention.
The present embodiment provides an air burner using waste heat, which can be installed in any gas-heating device, such as a household gas water heater 100. The air burner may include a heat exchanger 140, a combustion section 150, a jet section 170, and a warming channel 123.
The heat exchanger 140 includes a fluid pipe 141 and a fin disposed outside the fluid pipe 141, and the fin is connected to the fluid pipe 141 and is configured to increase a heat exchange area of the fluid pipe 141 and improve heat exchange efficiency of the fluid pipe 141. The fluid to be heated is provided in the fluid pipe 141, and in particular, when the air burner is the gas water heater 100 for home use, the fluid in the fluid pipe 141 may be tap water. Of course, in other embodiments, the fluid may be other fluid substances that require heating.
The combustion part 150 is used for igniting the gas flowing through, i.e. the gas is ignited by the high temperature generated by the combustion part 150 after passing through the combustion part 150. The temperature generated by the ignited combustion gases is used to heat the heat exchanger 140 to warm the fluid in the fluid conduit 141. Specifically, the combustion part 150 may be a heated steel plate or a wire mesh that can conduct current and generate high temperature, and the combustion part 150 may also be an igniter that can generate sparks. It is to be noted that any component capable of causing gas to be ignited can be regarded as the combustion section 150 in the present embodiment.
The jet part 170 is configured to jet a mixture of gas and air toward the combustion part 150. The gas is guided to jet portion 170, then is jetted by jet portion 170 and guided to combustion portion 150, so that the gas is ignited.
The warming channel 123 is used for guiding air mixed with the gas for combustion, and the warming channel 123 is configured to guide the air therein to the jet part 170 after absorbing heat generated by the ignition of the gas. That is, the air in the temperature increasing passage 123 can absorb the heat of the combustion part 150 to increase the temperature, and the air having the increased temperature is guided to the jet part 170, mixed with the gas discharged from the jet part 170, and guided to the combustion part 150. Specifically, the warming channel 123 may be a single pipe having a tubular shape or other channels capable of guiding the airflow. The air in the temperature increasing passage 123 may directly absorb heat generated by the flame ignited by the combustion part 150, or may indirectly absorb heat generated by the flame ignited by the combustion part 150. When directly absorbed, the flame generated by the ignition of the gas can be made to act directly on the warming channel 123. When indirectly absorbed, the warming channel 123 may be made to absorb heat from other components heated by the flame.
The air burner in this embodiment heats the air mixed with the gas and then sends the heated air to the combustion portion 150, so that the temperature of the air reacting with the gas is higher, and the reduction of nitrogen oxides generated after the gas combustion is facilitated, so that the air burner is safer.
Particularly, the utility model discloses utilize the heat that the flame produced after the gas of self is lighted to come the heated air, saved extra increase heating device's cost on the one hand, on the other hand has also reduced air burner's volume, and on the other hand, its waste heat that can make full use of combustor has reduced energy resource consumption, more has practical application and worth.
In one embodiment, the air burner may further include a first housing 110. The first housing 110 defines a combustion chamber. The heat exchanger 140 and the combustion portion 150 are disposed in the combustion chamber, the first housing 110 includes an air inlet 112 and an air outlet 1111, and the first housing 110 is configured to enable a mixture of gas and air to enter the combustion chamber from the air inlet 112 and to be combusted and then to be guided out from the air outlet 1111. As shown in fig. 3, after entering the first casing 110 from the air inlet 112 of the first casing 110, the mixture of the gas and the air is guided to the combustion portion 150, the gas is ignited by the combustion portion 150 and generates a flame, the flame is used for heating the heat exchanger 140, and exhaust gas generated after the gas is combusted is discharged out of the first casing 110 from the air outlet 1111. In one embodiment, the warming duct heats the air therein by absorbing the temperature of the first housing 110. Specifically, the warming channel 123 may be attached to the outer surface of the first housing 110.
An air blower 160 is provided at the air inlet 112 of the first casing 110, and the air blower 160 is arranged to accelerate the mixture of air and gas to be guided to the combustion portion 150. Specifically, the air supply device 160 may be an axial flow fan, and blades of the axial flow fan generate power by rotating, and the generated power is used for pushing a mixture of gas and air.
In one embodiment, the air burner further includes a second casing 120, and the second casing 120 is sleeved outside the first casing 110 and defines a heating channel 123 together with the first casing 110. That is, the cavity between the second casing 120 and the first casing 110 is the temperature rising channel 123, so that the air in the temperature rising channel 123 can fully absorb the heat on the first casing 110, thereby reducing the energy loss and improving the temperature rising efficiency. Of course, in other embodiments, the second housing 120 may be attached to only one surface of the first housing 110.
As shown in fig. 3 to 4, the second casing 120 has an injection port 122 opposite to the air inlet 112, and the spouting portion 170 includes a gas nozzle provided to the injection port 122 and configured to spout the gas toward the air inlet 112 so that the air in the warming channel 123 is introduced into the first casing 110 along with the gas. That is, the air in the warming duct may be moved by the injection power generated from the jet part 170 and flow to the combustion part 150. Of course, when the air blowing device 160 is provided, the power source of the air is mainly provided by the air blowing device 160.
The first housing 110 includes a tubular outlet pipe 111, a valve 1112 for controlling exhaust gas is further disposed in the outlet pipe 111, and an outlet 1111 is disposed at an end of the outlet pipe 111. The second housing 120 further includes an air guide opening 121, and the air guide opening 121 is annular and is defined by the second housing 120 and the air outlet pipe 111. Therefore, the problem that the air outlet 1111 of the first casing 110 and the air guide opening 121 of the second casing 120 are prone to position interference can be solved well. And also makes the flow of the air flowing into the warming channel 123 and the flow of the exhaust gas discharged from the first casing 110 not to be affected by each other.
In order to purify the air flowing into the warming channel 123, an air filter assembly 180 may be further disposed at the air guide opening 121 in this embodiment. The air filter assembly 180 may include an air intake grill and/or a filter screen and/or a filter sponge. When the air filter assembly 180 includes the above three components, the air inlet grille, the filter screen and the filter sponge may be sequentially disposed from outside to inside. The air filter assembly 180 can well isolate impurities in the air entering the warming channel 123, protect internal elements of the air burner, and prolong the service life of the air burner.
In one embodiment, when the air burner includes both the first housing 110 and the second housing 120. It may also include a first outer conduit 142 and a second outer conduit 143. The first external pipeline is used for guiding the fluid into the fluid pipeline 141, and the first external pipeline sequentially passes through the second shell 120 and the first shell 110 from the outside of the second shell 120 and then is communicated with the fluid pipeline 141. The second external pipe is used for guiding out the fluid in the fluid pipe 141, and the second external pipe passes through the first casing 110 and the second casing 120 in sequence from the inside of the first casing 110 and guides out the fluid to the outside of the second casing 120. The structure can well circulate the heated fluid. The low-temperature external fluid flows into the fluid pipe 141 through the first external pipe 142, is heated, and is then discharged through the second external pipe 143 to be used.
The second aspect of the present invention further provides a gas water heater 100, wherein the gas water heater 100 comprises the air burner of any of the above embodiments, wherein the fluid in the fluid pipeline 141 is water. That is, the tap water flows into the fluid pipe 141 through the first external pipe 142, is heated, and then flows out through the second external pipe 143 to be used.
As shown in fig. 5, the specific flow process of the air for combustion is: the air is filtered by the air filter assembly 180 and enters the temperature rising channel 123 between the first casing 110 and the second casing 120, the air absorbs the heat of the first casing 110 when passing through the temperature rising channel 123, then is guided to the jet flow part 170 and is mixed with the gas sprayed by the jet flow part 170, the mixed mixture is guided to the combustion part 150 by the air supply device 160, the combustion part 150 ignites the mixture and heats the tap water in the heat exchanger 140, and the exhaust gas generated after the mixture is combusted is guided out of the gas water heater 100 by the air outlet 1111.
The gas water heater 100 further includes an outer housing 130, the outer housing 130 encasing the first housing 110 for protecting internal components thereof.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An air burner, comprising:
a heat exchanger comprising a fluid conduit within which a fluid to be heated is disposed;
a combustion part for igniting gas flowing therethrough to heat the heat exchanger;
a jet flow part configured to inject the gas and air into the combustion part after being mixed;
and a warming channel for guiding the air, wherein the warming channel is configured to guide the air in the warming channel to the jet part after absorbing heat generated by ignition of the gas.
2. The air burner of claim 1, further comprising:
the first shell is provided with an air inlet and an air outlet, the first shell is configured to enable a mixture of the gas and the air to enter the combustion chamber from the air inlet for combustion, and generated waste gas is led out from the air outlet; the heating channel is attached to the outer surface of the first shell.
3. The air burner of claim 2,
an air supply device is arranged at the air inlet and is configured to accelerate the mixture of the air and the fuel gas to be guided to the combustion part.
4. An air burner as in claim 2 or 3, further comprising:
the second shell is sleeved outside the first shell and defines the temperature rising channel together with the first shell.
5. The air burner of claim 4,
the second housing is provided with an injection port opposed to the air inlet, the spouting portion is provided with a gas nozzle provided at the injection port, and the gas nozzle is configured to spout the gas toward the air inlet so that the air in the temperature rise passage is introduced into the first housing along with the gas.
6. The air burner of claim 4,
the first shell comprises a tubular air outlet pipe, and the end part of the air outlet pipe is provided with the air outlet;
the second shell further comprises an air guide opening used for guiding air into the temperature rising channel, and the air guide opening is annular and is defined by the second shell and the air outlet pipe together.
7. The air burner of claim 6, wherein an air filter assembly is disposed at the air guide opening.
8. The air burner of claim 7,
the air filter assembly includes an air intake grill; and/or
The air filter assembly includes a filter screen; and/or
The air filter assembly includes a filter sponge.
9. The air burner of claim 4, further comprising:
the first external pipeline is used for guiding the fluid into the fluid pipeline, and the first external pipeline sequentially penetrates through the second shell and the first shell from the outside of the second shell and then is communicated with the fluid pipeline;
and the second external pipeline is used for guiding the fluid in the fluid pipeline out, sequentially penetrates through the first shell and the second shell from the inside of the first shell, and guides the fluid out of the second shell.
10. A gas water heater comprising an air burner as claimed in any one of claims 1 to 9, wherein said fluid in said fluid conduit is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920853792.5U CN210601609U (en) | 2019-06-06 | 2019-06-06 | Air burner and gas water heater using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920853792.5U CN210601609U (en) | 2019-06-06 | 2019-06-06 | Air burner and gas water heater using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210601609U true CN210601609U (en) | 2020-05-22 |
Family
ID=70689124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920853792.5U Active CN210601609U (en) | 2019-06-06 | 2019-06-06 | Air burner and gas water heater using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210601609U (en) |
-
2019
- 2019-06-06 CN CN201920853792.5U patent/CN210601609U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20200191388A1 (en) | Fuel/Air Mixture and Combustion Apparatus and Associated Methods for Use in a Fuel-Fired Heating Apparatus | |
| CN112682788B (en) | Combustor and gas water heater | |
| CN107420892A (en) | A kind of outer circulation smoke backflow formula all-premixing burner | |
| CN106152480A (en) | Gas heater | |
| CN205979772U (en) | Outer recirculated flue gas backward flow formula full premix combustor | |
| CN203848291U (en) | Premixed fuel gas positive pressure burning energy-saving burner | |
| CN106287708A (en) | Catalytic burner and the gas heater with it | |
| CN203848290U (en) | Premixed fuel gas positive pressure burning energy-saving steam generator | |
| CN210772156U (en) | Air heating device and gas water heater | |
| KR20040040577A (en) | premix type knitted metal fiber mat gas burner | |
| CN210601609U (en) | Air burner and gas water heater using same | |
| CN103307600A (en) | Heat accumulative gas burner | |
| CN103953928B (en) | The energy-saving burner of a kind of pre-mixing gas combustion pressure combustion and steam generator | |
| KR101080305B1 (en) | Environment-friendly High efficiency household gas range having Surface Combustion type knitted metal fiber mat gas burner | |
| CN110260309A (en) | Air heating device and gas water heater | |
| CN207196910U (en) | A kind of gas heater | |
| CN106439810B (en) | Combustor and gas heater who has it | |
| CN204786906U (en) | Direct combustion formula gas electric fan heater | |
| CN109323443B (en) | Gas water heater | |
| EP2682675B1 (en) | Flue gas recycle system with fixed orifices | |
| CN211876022U (en) | Low-nitrogen condensation-preventing combustor and low-nitrogen combustion system | |
| CN111981478A (en) | Low-nitrogen combustor, low-nitrogen combustion system and combustion method thereof | |
| CN201787574U (en) | Combustion engine for hot blast stove | |
| CN205782925U (en) | Fully pre-mixing gas combustion burner | |
| CN101957065B (en) | Combustor of hot blast heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |