CN217559893U - Secondary air supply gas furnace end - Google Patents
Secondary air supply gas furnace end Download PDFInfo
- Publication number
- CN217559893U CN217559893U CN202221772967.8U CN202221772967U CN217559893U CN 217559893 U CN217559893 U CN 217559893U CN 202221772967 U CN202221772967 U CN 202221772967U CN 217559893 U CN217559893 U CN 217559893U
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- China
- Prior art keywords
- air
- gas
- secondary air
- combustion chamber
- supply line
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Abstract
The utility model discloses a secondary air feed gas furnace end, including air-supply line, gas inlet pipe, air-air mixing chamber, burner port, combustion chamber, secondary air feed pipe, air-supply line and air-air mixing chamber threaded connection, the check valve is installed to the end of air-supply line, and the check valve can only make the air admission, and air-air mixing chamber is funnel formula design, and one side of air-supply line is equipped with flange joint's gas inlet pipe, installs the valve on the gas inlet pipe, air-air mixing chamber top is equipped with the combustion chamber, and a plurality of burner ports are installed to the interior bottom of combustion chamber, installs a plurality of secondary air feed pipes around the combustion chamber, and a plurality of secondary air feed pipes set up along the centre of a circle symmetry of combustion chamber, install the premixer in the air-supply line, the premixer is the tube-shape design, and the premixer is located air-air mixing chamber's below, install a plurality of buckled plates in the premixer. The utility model has reasonable design; the premixer improves the mixing of the gas and air and thus improves the better combustion of the gas.
Description
Technical Field
The utility model relates to a secondary air feed gas furnace end.
Background
The gas burner is a core part of Chinese cooking utensils used for frying, large cooking pots, short soup cooking stoves and the like, generally uses liquefied petroleum gas, natural gas, propane and the like as fuel for combustion,
the gas burner generally comprises structures such as normally open fire, main fire, a combustion chamber, an air inlet pipe, an air premixing chamber and the like, wherein gas and air respectively enter the burner through the air inlet pipe and are then mixed in the combustion chamber for combustion, so that the gas and air are mixed unevenly, and the pollution of tail gas generated by insufficient combustion of the gas to the atmosphere is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a secondary air feed gas furnace end to solve above-mentioned technical problem.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a secondary air feed gas furnace end, includes air-supply line, gas inlet pipe, wind-gas mixing chamber, burner port, combustion chamber, secondary air feed pipe, air-supply line and wind-gas mixing chamber threaded connection, the check valve is installed to the end of air-supply line, and the check valve can only make air admission, and the wind-gas mixing chamber is funnel formula design, and one side of air-supply line is equipped with flange joint's gas inlet pipe, installs the valve on the gas inlet pipe, wind-gas mixing chamber top is equipped with the combustion chamber, and a plurality of burner ports are installed to the interior bottom of combustion chamber, installs a plurality of secondary air feed pipes around the combustion chamber, and a plurality of secondary air feed pipes set up along the centre of a circle symmetry of combustion chamber, install the premixer in the air-supply line, the premixer is the tube-shape design, and the premixer is located the below of wind-gas mixing chamber, install a plurality of buckled plates in the premixer, install the eyelidretractor between the adjacent buckled plate, the eyelidretractor makes and leaves certain gap between the buckled plate.
Preferably, the supporter includes first direction frame, undergauge frame, second direction frame, and first direction frame is connected with the second direction frame through the undergauge frame, and first direction frame, undergauge frame, second direction frame constitute a whole back and utilize the fix with screw on the buckled plate of below, and the top of first direction frame, undergauge frame, second direction frame is equipped with the flexonics board, and the flexonics board is the design of the formula of bending, and the buckled plate contact of flexonics board and top, the supporter is equipped with two at least on a buckled plate.
Preferably, the secondary air supply pipe is loudspeaker formula design, and the bottom and the backing plate contact of secondary air supply pipe, backing plate and the lateral wall of combustion chamber are connected, and the backing plate adopts the heat conduction material to make, and secondary air supply pipe is connected with micro-blower.
Compared with the prior art, the utility model has the advantages of it is following: the utility model has reasonable design; the premixer is arranged in the air inlet pipe, so that gas and air can be mixed in the premixer, the corrugated plates and the supporters in the premixer change the flow velocity and the flow direction of the air and the gas, so that the gas and the air are better mixed together, and the flexible plates on the supporters improve the anti-extrusion capacity of the supporters; the air-gas mixing chamber enables the gas to be mixed with the air for the second time, and the poor harmful gas that produces of burning after mixing fully pollutes the atmosphere, and the secondary air feed pipe has improved the volume of oxygen in the combustion chamber simultaneously and has avoided the insufficient condition of burning to appear, and the backing plate can heat the air in the secondary air feed pipe and improve thermal utilization ratio.
Drawings
Fig. 1 is a schematic view of the secondary air supply gas furnace end of the utility model.
Fig. 2 is a sectional view of the air inlet pipe of the secondary air supply gas furnace end of the utility model.
Fig. 3 is a cross-sectional view of the premixer of the secondary air supply gas burner of the present invention.
Fig. 4 is a schematic view of the supporter of the secondary air supply gas burner of the present invention.
Fig. 5 is a schematic view of the secondary air supply pipe of the secondary air supply gas furnace end of the present invention.
Detailed Description
The present invention will be further described in detail with reference to the drawings and specific embodiments.
As shown in fig. 1-5, a secondary air supply gas furnace end comprises an air inlet pipe 1, a gas inlet pipe 2, an air-air mixing chamber 3, combustion holes 5, a combustion chamber 6 and a secondary air supply pipe 7, and is characterized in that the air inlet pipe 1 is in threaded connection with the air-air mixing chamber 3, a check valve is installed at the tail end of the air inlet pipe 1, the check valve only allows air to enter, the air-air mixing chamber 3 is in a funnel-type design, the gas inlet pipe 2 connected with a flange is arranged at one side of the air inlet pipe 1, a valve is installed on the gas inlet pipe 2, the combustion chamber 6 is arranged above the air-air mixing chamber 3, a plurality of combustion holes 5 are installed at the inner bottom of the combustion chamber 6, a plurality of secondary air supply pipes 7 are installed around the combustion chamber 6, and a plurality of secondary air supply pipes 7 are symmetrically arranged along the center of the combustion chamber 6, a premixer 8 is installed in the air inlet pipe 1, the premixer 8 is in a cylindrical design, the premixer 8 is located below the air-air mixing chamber 3, a plurality of corrugated plates 9 are arranged in the premixer 8, a support 10 is arranged between adjacent corrugated plates 9, the support 10 enables certain gaps to be reserved between the corrugated plates 9, the support 10 comprises a first guide frame 11, a reducing frame 12 and a second guide frame 13, the first guide frame 11 is connected with the second guide frame 13 through the reducing frame 12, the first guide frame 11, the reducing frame 12 and the second guide frame 13 are integrally fixed on the corrugated plate 9 below by screws, the tops of the first guide frame 11, the reducing frame 12 and the second guide frame 13 are provided with flexible plates 14, the flexible plates 14 are in bending type design, the flexible plates 14 are in contact with the corrugated plates 9 above, at least two supports 10 are arranged on one corrugated plate 9, the secondary air supply pipe 7 is in horn type design, the bottom of the secondary air supply pipe 7 is in contact with a backing plate 15, the backing plate 15 is connected with the side wall of the combustion chamber 6, the backing plate 15 is made of heat conducting materials, and the secondary air supply pipe 7 is connected with the micro-blower 16.
The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.
Claims (3)
1. The utility model provides a secondary air feed gas furnace end, includes air-supply line (1), gas inlet pipe (2), air-gas mixing chamber (3), burner port (5), combustion chamber (6), secondary air feed pipe (7), a serial communication port, air-supply line (1) and air-gas mixing chamber (3) threaded connection, the check valve is installed to the end of air-supply line (1), and the check valve can only make the air get into, and air-gas mixing chamber (3) are funnel formula design, and one side of air-supply line (1) is equipped with flange joint's gas inlet pipe (2), installs the valve on gas (2), air-gas mixing chamber (3) top is equipped with combustion chamber (6), and a plurality of burner port (5) are installed to the interior bottom of combustion chamber (6), install a plurality of secondary air feed pipe (7) all around combustion chamber (6), and a plurality of secondary air feed pipe (7) along the centre of a circle symmetry setting of combustion chamber (6), install in air-supply line (1) premixer (8), premixer (8) are the tube-shape design, and premixer (8) are located air-gas mixing chamber (3) below and install between the adjacent corrugated plate (9) and support gap (10).
2. The secondary air supply gas furnace end according to claim 1, wherein the support (10) comprises a first guide frame (11), a reducing frame (12) and a second guide frame (13), the first guide frame (11) is connected with the second guide frame (13) through the reducing frame (12), the first guide frame (11), the reducing frame (12) and the second guide frame (13) are integrally fixed on a corrugated plate (9) below by screws, the top of the first guide frame (11), the reducing frame (12) and the second guide frame (13) is provided with a flexible plate (14), the flexible plate (14) is in a bending design, the flexible plate (14) is in contact with the corrugated plate (9) above, and at least two support devices (10) are arranged on one corrugated plate (9).
3. The burner for gas stove with secondary air supply according to claim 1, characterized in that the secondary air supply pipe (7) is of a trumpet design, the bottom of the secondary air supply pipe (7) is in contact with a backing plate (15), the backing plate (15) is connected with the side wall of the combustion chamber (6), the backing plate (15) is made of heat conductive material, and the secondary air supply pipe (7) is connected with a micro blower (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221772967.8U CN217559893U (en) | 2022-07-11 | 2022-07-11 | Secondary air supply gas furnace end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221772967.8U CN217559893U (en) | 2022-07-11 | 2022-07-11 | Secondary air supply gas furnace end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217559893U true CN217559893U (en) | 2022-10-11 |
Family
ID=83504149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221772967.8U Active CN217559893U (en) | 2022-07-11 | 2022-07-11 | Secondary air supply gas furnace end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217559893U (en) |
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2022
- 2022-07-11 CN CN202221772967.8U patent/CN217559893U/en active Active
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