CN220471676U - Coiled pipe-free combustion chamber with flow guiding mechanism and gas water heater - Google Patents
Coiled pipe-free combustion chamber with flow guiding mechanism and gas water heater Download PDFInfo
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- CN220471676U CN220471676U CN202320973407.7U CN202320973407U CN220471676U CN 220471676 U CN220471676 U CN 220471676U CN 202320973407 U CN202320973407 U CN 202320973407U CN 220471676 U CN220471676 U CN 220471676U
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- combustion
- air
- combustion chamber
- shell
- cooling channel
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 138
- 230000007246 mechanism Effects 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 59
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 11
- 238000009434 installation Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model discloses a coil-free combustion chamber with a flow guiding mechanism and a gas water heater, comprising a combustion shell, wherein a combustion cavity and an air cooling channel are arranged in the combustion shell, and a plurality of air holes are formed in the top end of the inner wall of the combustion cavity; the air cooling channel is arranged on the outer layer of the combustion chamber and is communicated with the combustion chamber through the air holes; the air cooling channel is used for guiding air flow; the air-cooling device comprises a combustion shell, a flow guiding mechanism, a plurality of air holes and a combustion cavity, wherein the combustion shell is provided with a plurality of air holes, the flow guiding mechanism is arranged on the combustion shell and used for guiding air flow to flow in the air-cooling channel and enter the combustion cavity through the plurality of air holes. A gas water heater comprises the coil-free combustion chamber with a flow guiding mechanism. According to the utility model, the cooling of the combustion chamber can be realized by arranging the drainage mechanism to guide air flow into the air cooling channel.
Description
Technical Field
The utility model relates to the technical field of gas water heaters, in particular to a coiled pipe-free combustion chamber with a flow guiding mechanism and a gas water heater.
Background
At present, a gas water heater is a heating device which generates heat by combusting a combustible gas, thereby providing heat for water in a heat exchanger to heat and generate hot water. Because oxygen-free copper has a plurality of advantages such as good processability, welding performance, corrosion resistance and low temperature performance, some gas water heaters on the market adopt oxygen-free copper to make the casing of combustion chamber, in order to avoid the casing temperature rise too fast, through coiling heat exchange coil outside the casing, and the water that needs to heat flows in the heat exchange coil to absorb the heat of casing surface, make the temperature rise of casing accord with the requirement.
The oxygen-free copper has higher price, so that part of gas water heater adopts other materials (such as stainless steel) to manufacture the shell of the combustion chamber, and the coiled heat exchange coil is canceled, and the temperature rise of the shell is reduced by arranging an air cooling channel on the shell.
However, before adopting to open the wind hole in the combustion chamber, outer surface, then drive the air flow through the suction of fan when the water heater works and reduce the surface temperature of combustion chamber. The draught of the fan is limited by the rotating speed of the fan, and under the condition that the structure and parameters of the water heater are unchanged, the rotating speed of the fan needs to be increased when the draught of the fan is increased, the exhaust temperature is increased when the rotating speed of the fan is increased, and the heat efficiency is reduced.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a coil-free combustion chamber with a flow guiding mechanism, which can guide air flow to an air cooling channel through the arrangement of the flow guiding mechanism to realize cooling of a combustion chamber.
The second object of the utility model is to provide a gas water heater, which can cool the combustion chamber and improve the heat efficiency by arranging a drainage mechanism to guide air flow into an air cooling channel.
The utility model adopts the following technical scheme:
a non-coil combustion chamber with a flow guiding mechanism comprises,
the combustion device comprises a combustion shell, a combustion chamber and an air cooling channel, wherein the combustion shell is internally provided with the combustion chamber, and a plurality of air holes are formed in the top end of the inner wall of the combustion chamber; the air cooling channel is arranged on the outer layer of the combustion chamber and is communicated with the combustion chamber through the air holes; the air cooling channel is used for guiding air flow;
the air-cooling device comprises a combustion shell, a flow guiding mechanism, a plurality of air holes and a combustion cavity, wherein the combustion shell is provided with a plurality of air holes, the flow guiding mechanism is arranged on the combustion shell and used for guiding air flow to flow in the air-cooling channel and enter the combustion cavity through the plurality of air holes.
Further, a mounting opening is formed in the side wall, far away from the combustion chamber, of the air cooling channel, the drainage mechanism is mounted on the mounting opening, and air is guided to flow through the mounting opening, enter the air cooling channel and flow in the air cooling channel.
Further, the drainage mechanism comprises a fan, and the fan is installed at the installation opening.
Further, the mounting opening and the plurality of air holes are staggered.
Further, the air cooling channel is arranged on the peripheral wall of the combustion chamber in a surrounding manner; the two sides of the combustion shell are provided with the mounting ports; the installing ports on two sides of the combustion shell are provided with the drainage mechanism.
Further, the combustion shell comprises a combustion inner shell and a combustion outer shell, and the combustion outer shell is arranged outside the combustion inner shell in a surrounding manner; the air cooling channel is formed between the inner wall of the combustion outer shell and the outer wall of the combustion inner shell at intervals; the combustion cavity is arranged in the combustion inner shell; the air holes are arranged on the top end of the combustion inner shell.
The second purpose of the utility model is realized by adopting the following technical scheme:
a gas water heater comprises the coil-free combustion chamber with a flow guiding mechanism.
Compared with the prior art, the utility model has the beneficial effects that:
the drainage mechanism can guide external air into the air cooling channel, and the drainage mechanism guides a large amount of external air into the air cooling channel, so that the air flow and the flow velocity entering the combustion cavity are increased, and the temperature reducing speed is improved. Therefore, on the basis of not changing the structure of the original combustion chamber, the surface temperature of the combustion chamber can be effectively reduced by additionally arranging the drainage mechanism.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a cross-sectional view of the present utility model.
In the figure: 10. a combustion housing; 11. a mounting port; 12. an air cooling channel; 20. a combustion inner shell; 21. a combustion chamber; 30. a fan.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and detailed description below:
in the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
The coil-less combustion chamber with a flow guiding mechanism as shown in 1 and 2 comprises a combustion shell and a flow guiding mechanism, wherein a combustion cavity 21 and an air cooling channel 12 are arranged in the combustion shell, a plurality of air holes are formed in the top end of the inner wall of the combustion cavity 21, and the air cooling channel 12 is arranged on the outer layer of the combustion cavity 21. The air cooling passage 12 may be in communication with the combustion chamber 21 through a plurality of air holes, and the air cooling passage 12 is used for introducing an air flow.
Specifically, a flow guiding mechanism is mounted on the combustion casing, and the flow guiding mechanism can guide airflow to flow in the air cooling channel 12 and enter the combustion cavity 21 through a plurality of air holes.
On the basis of the above structure, when the coil-less combustion chamber with the flow guiding mechanism is used, in order to reduce the surface temperature of the combustion casing when combustion is performed in the combustion chamber 21, the flow guiding mechanism can be started, the flow guiding mechanism can guide external air into the air cooling channel 12, and the flow guiding mechanism guides a large amount of external air into the air cooling channel 12, so that the air flow and the flow velocity entering the combustion chamber 21 are increased, and the temperature reducing speed is increased. Therefore, on the basis of not changing the structure of the original combustion chamber, the surface temperature of the combustion chamber 21 can be effectively reduced by additionally arranging the drainage mechanism.
Of course, because the top end of the inner wall of the combustion chamber 21 is provided with a plurality of air holes, the air holes can guide the air flow to be led in from bottom to top, the formed air flow path is longer, the cooling coverage is wider, and the cooling effect is better.
Further, an installation opening 11 may be provided on a side wall of the air cooling channel 12 far away from the combustion chamber 21, the drainage mechanism is installed at the installation opening 11, the drainage mechanism may guide air flow to enter the air cooling channel 12 through the installation opening 11 and flow in the air cooling channel 12, an outer cover may be provided at a position of the installation opening 11, the drainage mechanism is installed in the outer cover to form a relatively closed air inlet structure, air pressure entering into air is increased, and air speed is increased.
More specifically, the drainage mechanism includes a fan 30, the fan 30 is mounted at the mounting opening 11, the blades of the fan 30 can rotate under the driving of the motor, and the blades of the fan 30 rotate to guide air into the air cooling channel 12.
Of course, the drainage mechanism can also be directly selected as an exhaust fan in the prior art, and the exhaust fan can be arranged at the top end of the air cooling channel 12, and the exhaust fan can be used for sucking air. Or the spiral blade is directly arranged in the air cooling channel 12, and the spiral blade can also realize drainage by rotating under the drive of the rotating shaft, and the drainage is specifically selected according to actual needs.
Further, the mounting port 11 and the air holes are staggered, air blown by the fan 30 cannot directly enter the inner cavity, and after entering the air cooling channel 12, the air is dispersed to the periphery to take away heat, and then enters the combustion cavity 21, so that the cooling effect is realized.
Further, the air cooling channel 12 is surrounded on the outer peripheral wall of the combustion chamber 21, the mounting openings 11 are formed in the two sides of the combustion shell, the drainage mechanisms are arranged in the mounting openings 11 in the two sides of the combustion shell, and accordingly air can be synchronously brought in from the two sides through synchronous actions of the drainage mechanisms in the two sides, the wind speed and the wind quantity are increased, and the cooling speed is further improved.
Further, the combustion casing comprises a combustion inner casing 20 and a combustion outer casing 10, the combustion outer casing 10 is arranged outside the combustion inner casing 20 in a surrounding manner, an air cooling channel 12 is formed between the inner wall of the combustion outer casing 10 and the outer wall of the combustion inner casing 20 at intervals, and a combustion cavity 21 is arranged in the combustion inner casing 20; a plurality of air holes are provided on the top end of the combustion inner casing 20.
Based on the above structure, the combustion outer shell 10 and the combustion inner shell 20 are assembled by bolts and other structures, and the combustion outer shell 10 and the combustion inner shell 20 are arranged at intervals, the air cooling channel 12 can be directly formed at intervals between the combustion outer shell 10 and the combustion inner shell 20, and the air cooling channel is not required to be additionally processed and only required to be assembled.
In the case of example 2,
on the basis of the above structure, because the gas water heater has the coil-less combustion chamber with the flow guiding mechanism, when the combustion chamber 21 is used for burning, in order to reduce the surface temperature of the combustion shell, the flow guiding mechanism can be started, the flow guiding mechanism can guide external air into the air cooling channel 12, and the flow guiding mechanism guides a large amount of external air into the air cooling channel 12, so that the air flow and the flow velocity entering the combustion chamber 21 are increased, and the temperature reducing speed is increased. Therefore, on the basis of not changing the structure of the original combustion chamber, the surface temperature of the combustion chamber 21 can be effectively reduced by additionally arranging the drainage mechanism.
In addition, in the combustion process, the fan is generally arranged to exhaust the flue gas generated in the combustion process, so that in the embodiment, the rotating speed of the original fan is not required to be increased in order to increase the wind speed and the wind quantity during air cooling, and the exhaust gas temperature is not increased due to the increase of the rotating speed of the fan.
It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the utility model as defined in the appended claims.
Claims (7)
1. A non-coil combustion chamber with a flow guiding mechanism is characterized by comprising,
the combustion device comprises a combustion shell, a combustion chamber and an air cooling channel, wherein the combustion shell is internally provided with the combustion chamber, and a plurality of air holes are formed in the top end of the inner wall of the combustion chamber; the air cooling channel is arranged on the outer layer of the combustion chamber and is communicated with the combustion chamber through the air holes; the air cooling channel is used for guiding air flow;
the air-cooling device comprises a combustion shell, a flow guiding mechanism, a plurality of air holes and a combustion cavity, wherein the combustion shell is provided with a plurality of air holes, the flow guiding mechanism is arranged on the combustion shell and used for guiding air flow to flow in the air-cooling channel and enter the combustion cavity through the plurality of air holes.
2. The coiled-tube-free combustion chamber with a flow guiding mechanism as set forth in claim 1, wherein a mounting opening is provided on a side wall of the air cooling channel remote from the combustion chamber, the flow guiding mechanism is mounted on the mounting opening and guides air flowing through the mounting opening into the air cooling channel and flowing in the air cooling channel.
3. The coiled-tube-free combustor with a flow directing mechanism of claim 2, wherein the flow directing mechanism comprises a fan mounted to the mounting port.
4. The coiled-tube-free combustion chamber with a flow guiding mechanism of claim 2, wherein the mounting opening is offset from the plurality of air holes.
5. The coiled-tube-free combustion chamber with a flow guiding mechanism as claimed in any one of claims 2-4, wherein the air cooling channel is arranged around the outer peripheral wall of the combustion chamber; the two sides of the combustion shell are provided with the mounting ports; the installing ports on two sides of the combustion shell are provided with the drainage mechanism.
6. The coiled-tube-free combustion chamber with a flow-guiding mechanism of any of claims 2-4, wherein the combustion housing comprises a combustion inner housing and a combustion outer housing, the combustion outer housing surrounding the combustion inner housing; the air cooling channel is formed between the inner wall of the combustion outer shell and the outer wall of the combustion inner shell at intervals; the combustion cavity is arranged in the combustion inner shell; the air holes are arranged on the top end of the combustion inner shell.
7. A gas water heater comprising a coiled tube-less combustion chamber with a flow directing mechanism as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320973407.7U CN220471676U (en) | 2023-04-25 | 2023-04-25 | Coiled pipe-free combustion chamber with flow guiding mechanism and gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320973407.7U CN220471676U (en) | 2023-04-25 | 2023-04-25 | Coiled pipe-free combustion chamber with flow guiding mechanism and gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220471676U true CN220471676U (en) | 2024-02-09 |
Family
ID=89796464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320973407.7U Active CN220471676U (en) | 2023-04-25 | 2023-04-25 | Coiled pipe-free combustion chamber with flow guiding mechanism and gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220471676U (en) |
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2023
- 2023-04-25 CN CN202320973407.7U patent/CN220471676U/en active Active
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