CN209588059U - Air fuel gas mixing chamber and wall-hung boiler with air fuel gas mixing chamber - Google Patents
Air fuel gas mixing chamber and wall-hung boiler with air fuel gas mixing chamber Download PDFInfo
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- CN209588059U CN209588059U CN201920111644.6U CN201920111644U CN209588059U CN 209588059 U CN209588059 U CN 209588059U CN 201920111644 U CN201920111644 U CN 201920111644U CN 209588059 U CN209588059 U CN 209588059U
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- mixing chamber
- fuel gas
- air
- gas mixing
- air fuel
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Abstract
The utility model provides a kind of air fuel gas mixing chamber and the wall-hung boiler with air fuel gas mixing chamber.Air fuel gas mixing chamber includes first shell and second shell.First shell has the first opening and the second opening, and the first opening is for conveying air and combustion gas, and the second opening is for conveying mixed air and combustion gas；Second shell and first shell cooperatively form flow-guiding channel, and flow-guiding channel is three-dimensional ring, and the first opening is located at the centre of the flow-guiding channel of three-dimensional ring, and the second opening is located at the side of flow-guiding channel.
Description
Technical field
The utility model relates to the warm technical field of heat, relates more specifically to a kind of air fuel gas mixing chamber and there is air combustion
The wall-hung boiler of gas mixing chamber.
Background technique
The burners such as boiler, gas furnace, gas-cooker generally use combustion gas when being heated and are heated, in order to ensure combustion
The full combustion of gas, it usually needs air is mixed into combustion gas.Efficiency of combustion depends on combustible (combustion gas etc.) and oxidizer is (empty
Gas etc.) admixture.
Currently, burner generallys use various regulating valves or device control fuel and air reaches a certain proportion of confession
Amount, is then mixed and is burnt in combustion chamber, and this mode is by space (diffusion mixing needs sufficient space) and time (combustion
Burn speed matched with diffusion velocity) limitation.
Utility model content
The utility model in order to overcome the prior art at least one is insufficient, providing a kind of can be sufficiently mixed combustion gas and air
Air fuel gas mixing chamber and wall-hung boiler with air fuel gas mixing chamber.
To achieve the goals above, the utility model provides a kind of air fuel gas mixing chamber, including first shell and second
Shell.First shell has the first opening and the second opening, and the first opening is for conveying air and combustion gas, and the second opening is for defeated
Send mixed air and combustion gas；Second shell and first shell cooperatively form flow-guiding channel, and flow-guiding channel is three-dimensional ring, the
One opening is located at the centre of the flow-guiding channel of three-dimensional ring, and the second opening is located at the side of flow-guiding channel.
Optionally, first shell and second shell are center rotating graphs, and first shell has the first central axis, second
Shell has the second central axis, and the first central axis and the second central axis are parallel.
Optionally, air fuel gas mixing chamber cooperation air pipeline, gas pipeline use, and air fuel gas mixing chamber further includes connecting
Adapter tube, one end of connecting tube are set in the first opening, and the other end of connecting tube is connected to air pipeline, gas pipeline respectively.
Optionally, connecting tube is equipped with regulating valve in the position being connected to air pipeline, gas pipeline.
Optionally, the second opening be equipped with ratio detection device for detect in mixed air and combustion gas air or
The ratio of person's combustion gas, the first opening are equipped with the pressure that pressure sensor is used to monitor air fuel gas mixing chamber.
Optionally, gas gas mixing chamber further includes frequency conversion fan, and frequency conversion fan is set in first shell, and frequency conversion fan is used for
Power is provided for the conveying of air.
Optionally, first shell includes flank, and flank is connected with first shell with second shell respectively；Second shell has
Lug is installed, installing on lug has mounting hole for installing second shell.
Optionally, air fuel gas mixing chamber further includes blade, the rotatable setting of blade or swingable setting and uniformly divides
It is distributed in flow-guiding channel for accelerating the mixing of air and combustion gas.
Optionally, air fuel gas mixing chamber further includes preheating apparatus, and preheating apparatus is set to the second opening for pre-
Heat mixed air and combustion gas.
The utility model also provides a kind of wall-hung boiler with air fuel gas mixing chamber, including air fuel gas mixing chamber, tool
The wall-hung boiler for having air gas mixing chamber further includes combustion chamber, and combustion chamber is connected with air fuel gas mixing chamber.
In conclusion the flow-guiding channel of air fuel gas mixing chamber provided by the utility model mentions for the mixing of air and combustion gas
For place, further, since flow-guiding channel is three-dimensional annular, conducive to making air-flow generate air-flow vortex, the generation of vortex
It is more advantageous to the mixing of air and combustion gas.Secondly, flowed out after air-flow flows through flow-guiding channel among flow-guiding channel from side, it is empty
The path that gas and combustion gas flow through is longer, can guarantee mixed effect.Furthermore on the basis of guaranteeing mixed effect, annular water conservancy diversion
Channel is conducive to space where reducing.Therefore, air fuel gas mixing chamber provided in this embodiment can mix combustion gas and air equal
It is even, it is pre-mixed fluid flowing in combustion chamber nozzle money, fluid molecule is sufficiently stirred to scattered mixing, mixed effect is outstanding, to make to fire
The burning velocity burnt in room is no longer limited by the physical conditions such as diffusion velocity, can greatly improve efficiency of combustion.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram for the air fuel gas mixing chamber that the embodiments of the present invention provide；
Fig. 2 is the top view for the air fuel gas mixing chamber that the embodiments of the present invention provide；
Fig. 3 is the A-A sectional view of Fig. 2；
Fig. 4 is the B-B sectional view of Fig. 2；
Fig. 5 is the rearview for the air fuel gas mixing chamber that the embodiments of the present invention provide；
Fig. 6 is the right view for the air fuel gas mixing chamber that the embodiments of the present invention provide.
Specific embodiment
For above and other objects, features and advantages of the utility model can be clearer and more comprehensible, preferable reality is cited below particularly
Example is applied, and cooperates attached drawing, is described in detail below.
The centre of the flow-guiding channel 3 for the three-dimensional ring mentioned in the utility model refers to the logical middle area surrounded of water conservancy diversion
Domain, the side of flow-guiding channel 3 refer to the face vertical with the face where top view shown in Fig. 2.
Fig. 1 is please referred to Fig. 6.The utility model provides a kind of air fuel gas mixing chamber, including first shell 1 and second shell
Body 2.First shell 1 has the first opening 12 and the second opening 11, and the first opening 12 is for conveying air and combustion gas, the second opening
11 for conveying mixed air and combustion gas；Second shell 2 and first shell 1 cooperatively form flow-guiding channel 3, flow-guiding channel 3
For three-dimensional ring, the first opening 12 is located at the centre of the flow-guiding channel 3 of three-dimensional ring, and the second opening 11 is located at flow-guiding channel 3
Side.
When combustion gas and air are transported to 3 inside of flow-guiding channel by the first opening 12, flow-guiding channel 3 is air and combustion gas
Mixing place is provided, further, since flow-guiding channel 3 is three-dimensional annular, conducive to making air-flow generate air-flow vortex, whirlpool
The generation of stream is more advantageous to the mixing of air and combustion gas.Secondly, after air-flow flows through flow-guiding channel 3 among flow-guiding channel 3, from side
Surface current goes out, and the path that air and combustion gas (hereinafter referred to as fluid) flow through is longer, can guarantee mixed effect.Furthermore guaranteeing to mix
On the basis of closing effect, annular flow-guiding channel 3 is conducive to space where reducing.Therefore, air fuel gas provided in this embodiment is mixed
Combustion gas and air can be uniformly mixed by closing room, be pre-mixed fluid flowing in combustion chamber nozzle money, fluid molecule sufficiently stirred scattered
Mixing, mixed effect is outstanding, so that the burning velocity in combustion chamber be made to be no longer limited by the physical conditions such as diffusion velocity, this implementation
Air fuel gas mixing chamber in example can effectively improve the thermal efficiency to 94%, and can save 5% combustion gas, it is seen then that can be significantly
Improve efficiency of combustion.
In this present embodiment, in a top view first shell 1 and second shell 2 is disc, and flow-guiding channel 3 is solid
Annular shape, first shell 1 and second shell 2 are center rotating graphs, and first shell 1 has the first central axis, second shell
Body 2 has the second central axis, and the first central axis and the second central axis are parallel.In the channel of circular ring shape, the resistance that fluid encounters is small,
Facilitate the flowing of fluid, but in other embodiments, first shell 1 and second shell 2 in a top view can be with
For rectangular, triangle, shapes, the flow-guiding channel 3 such as ellipse, class be rectangular, class triangle, class ellipse be that three-dimensional side is cyclic annular
Deng.
In this present embodiment, air fuel gas mixing chamber cooperation air pipeline, gas pipeline use, and air fuel gas mixing chamber is also
Including connecting tube, one end of connecting tube is set in the first opening 12, the other end of connecting tube respectively with air pipeline, gas pipeline
Connection.In other embodiments, the first opening 12 can use two, be respectively used to access combustion gas and air, or logical in water conservancy diversion
The side in road 3 and its to corresponding position, is equipped with the first opening 12, to make fluid that convection current occur, increases mixing effect.
In this present embodiment, connecting tube is equipped with regulating valve in the position being connected to air pipeline, gas pipeline.Regulating valve
The flow that can be used for controlling combustion gas is adjusted as firepower, while considering the pressure oscillation of actual use situation, in the present embodiment
In, ratio detection device is equipped at the second opening 11 for detecting air or the ratio of combustion gas in mixed air and combustion gas
Example, first is open at 12 equipped with pressure sensor for monitoring the pressure of air fuel gas mixing chamber.In addition, in this present embodiment,
Gas gas mixing chamber further includes frequency conversion fan, and frequency conversion fan is set in first shell 1, and frequency conversion fan is used to mention for the conveying of air
For power.Auto-matching adjusts frequency conversion fan air output after gas circuit pressure sensor, integrated flow rate, pressure signal, protects
It is accurate to demonstrate,prove aeration ratio.Therefore, combustion gas and air enter premix cavity and are premixed, effectively promotion mixed effect, while will combustion
The pressure of gas and air, flow velocity are reached an agreement through premix chamber, and avoiding muzzle velocity, equal situation does not occur.
In this present embodiment, first shell 1 includes flank 13, and flank 13 connects with first shell 1 and second shell 2 respectively
It connects；The design of flank 13 facilitates the stabilization of the relative position between first shell 1 and second shell 2.Second shell 2 has peace
Lug is filled, installing on lug has mounting hole 14 for installing second shell 2.
In this present embodiment, air fuel gas mixing chamber further includes blade, and the rotatable setting of blade or swingable setting are simultaneously
It is uniformly distributed in flow-guiding channel 3 for accelerating the mixing of air and combustion gas.
In this present embodiment, air fuel gas mixing chamber further includes preheating apparatus, and preheating apparatus is set to the second opening 11
Place is for preheating mixed air and combustion gas, after mixed air and combustion gas preheating, after entering combustion chamber
Burning velocity can greatly increase.
The utility model also provides a kind of wall-hung boiler with air fuel gas mixing chamber, including air fuel gas mixing chamber, tool
The wall-hung boiler for having air gas mixing chamber further includes combustion chamber, and combustion chamber is connected with air fuel gas mixing chamber.The present embodiment mentions
Supply the wall-hung boiler with air fuel gas mixing chamber combustion chamber in combustion gas and air through air fuel gas mixing chamber mix after again
Burning, since precise proportions mixing is completed, completely, burning velocity is fast for burning, and flame temperature is high.
It will be understood by those skilled in the art that in the exposure of the utility model, term " on ", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is to be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate or
Imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore above-mentioned term is not
It can be interpreted as the limitation to utility model.
Although the utility model is disclosed above by preferred embodiment, it is not intended to limit the utility model, it is any
This known those skilled in the art can make some changes and embellishment without departing from the spirit and scope of the utility model, therefore this is practical
Novel protection scope is subject to view claims range claimed.
Claims (10)
1. a kind of air fuel gas mixing chamber characterized by comprising
First shell has the first opening and the second opening, and for conveying air and combustion gas, described second opens first opening
Mouth is for conveying mixed air and combustion gas；
Second shell and the first shell cooperatively form flow-guiding channel, and the flow-guiding channel is three-dimensional ring, and described first opens
Mouth is located at the centre of the flow-guiding channel of the three-dimensional ring, and second opening is located at the side of the flow-guiding channel.
2. air fuel gas mixing chamber described in accordance with the claim 1, which is characterized in that the first shell and the second shell
It is center rotating graphs, the first shell has the first central axis, and the second shell has the second central axis, and described the
One central axis is parallel with second central axis.
3. air fuel gas mixing chamber described in accordance with the claim 1, which is characterized in that the air fuel gas mixing chamber cooperates air
Pipeline, gas pipeline use, and the air fuel gas mixing chamber further includes connecting tube, and one end of the connecting tube is set to described first
In opening, the other end of the connecting tube is connected to the air pipeline, the gas pipeline respectively.
4. air fuel gas mixing chamber described in accordance with the claim 3, which is characterized in that the connecting tube with the air hose
The position that road, the gas pipeline are connected to is equipped with regulating valve.
5. air fuel gas mixing chamber described in accordance with the claim 1, which is characterized in that examined in second opening equipped with ratio
It surveys device and is passed for detecting air or the ratio of combustion gas in mixed air and combustion gas, first opening equipped with pressure
Sensor is used to monitor the pressure of the air fuel gas mixing chamber.
6. air fuel gas mixing chamber described in accordance with the claim 1, which is characterized in that the gas gas mixing chamber further includes frequency conversion
Blower, the frequency conversion fan are set in the first shell, and the frequency conversion fan is used to provide power for the conveying of air.
7. air fuel gas mixing chamber described in accordance with the claim 1, which is characterized in that the first shell includes flank, described
Flank is connected with the first shell with the second shell respectively；The second shell has installation lug, installs on lug
It is used to install the second shell with mounting hole.
8. air fuel gas mixing chamber described in accordance with the claim 1, which is characterized in that the air fuel gas mixing chamber further includes leaf
Piece, the rotatable setting of blade or swingable setting are simultaneously uniformly distributed in the flow-guiding channel for accelerating air and combustion
The mixing of gas.
9. air fuel gas mixing chamber described in accordance with the claim 1, which is characterized in that the air fuel gas mixing chamber further includes pre-
Heating device, the preheating apparatus are set to second opening for preheating mixed air and combustion gas.
10. a kind of wall-hung boiler with air fuel gas mixing chamber, which is characterized in that including as described in any one of claim 1 to 9
Air fuel gas mixing chamber, the wall-hung boiler with air fuel gas mixing chamber further includes combustion chamber, the combustion chamber and the sky
Gas gas mixing chamber is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920111644.6U CN209588059U (en) | 2019-01-23 | 2019-01-23 | Air fuel gas mixing chamber and wall-hung boiler with air fuel gas mixing chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920111644.6U CN209588059U (en) | 2019-01-23 | 2019-01-23 | Air fuel gas mixing chamber and wall-hung boiler with air fuel gas mixing chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209588059U true CN209588059U (en) | 2019-11-05 |
Family
ID=68379971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920111644.6U Active CN209588059U (en) | 2019-01-23 | 2019-01-23 | Air fuel gas mixing chamber and wall-hung boiler with air fuel gas mixing chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209588059U (en) |
-
2019
- 2019-01-23 CN CN201920111644.6U patent/CN209588059U/en active Active
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