Closed premixing disc structure
By designing a closed premature tray structure in the gas burner, the suspension of the burner and providing air through the air cavity, combined with the gas spray of gas in the high -pressure nozzle, solve the problem of inadequate gas and air premix, reduce the burning when burning. Huang Yan phenomenon.
Patent Information
- Application Number
- CN202420212338.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-29
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-01-29
AI Technical Summary
In existing gas burners, the premix between gas and air is insufficient, resulting in insufficient secondary oxygen supply during combustion and yellow flames are prone to occur.
A closed premature disk structure is designed. The burner is suspended in the premix cavity, providing air through the air cavity, and spraying the gas into the high -pressure nozzle to achieve a more fully mixed gas and air mixing.
Through a closed premature disk structure, the gas and the air are fully mixed, reducing the occurrence of yellow flames when the gas burns.
Smart Images
Figure CN222417449U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of stove burners, in particular to a closed premixing disc structure. Background Art
[0002] In the gas burners currently available in the art, the burner is usually installed on the stove, and then the gas pipe is connected to communicate with the ejector pipe of the burner, so that when the gas enters the burner, air can be introduced into the ejector pipe for premixing. However, this method uses natural ejection, and the air entering is limited, resulting in insufficient premixing of the gas. If the secondary oxygen supply is insufficient during combustion, yellow flames are likely to occur. Utility Model Content
[0003] In order to overcome the defects in the prior art, the utility model provides a closed premixing disc structure to solve the problems in the prior art.
[0004] The technical solution adopted by the utility model to solve the technical problem is: a closed premixing disk structure, which includes a premixing disk body, a burner is mounted in the premixing disk body, so that the burner is suspended in the premixing disk body, a premixing chamber is formed between the premixing disk body and the burner, a gas inlet is arranged in the premixing chamber, a high-pressure nozzle is arranged between the gas inlet and the burner, and an air inlet chamber is also arranged in the premixing disk body, and the air inlet chamber is communicated with the premixing chamber.
[0005] In the above-mentioned closed premixing disk structure, the air inlet chamber is arranged above the premixing chamber in the circumferential direction, and a side panel is arranged on the side of the air inlet chamber close to the premixing chamber. The side panel is provided with an air inlet hole, and the air inlet chamber is connected with the premixing chamber through the air inlet hole.
[0006] In the above-mentioned closed premixing disk structure, a limit plate is provided on the side panel near the inner edge of the burner, a limit ring is provided on the outer wall of the burner, and the limit ring is mounted on the limit plate so that the lower part of the burner is located in the premixing chamber.
[0007] In the above-mentioned closed premixing disk structure, a premixing gas inlet is provided at the lower part of the burner, the gas inlet corresponds to the high-pressure nozzle, and the high-pressure nozzle is installed at the output end of the gas inlet.
[0008] In the above-mentioned closed premixing disk structure, a bottom plate is provided at the lower end of the premixing disk body, and the bottom plate and the premixing disk body are an integrated structure.
[0009] In the above-mentioned closed premixing disk structure, a bottom plate is provided at the lower end of the premixing disk body, and the bottom plate and the premixing disk body are detachable structures.
[0010] In the above-mentioned closed premixing disk structure, the premixing disk body is mounted on the bottom plate to seal the lower end of the premixing chamber. The premixing disk body is provided with a clamping column, and the bottom plate is provided with a clamping groove corresponding to the clamping column.
[0011] In the above-mentioned closed premixing disk structure, an air blast hole is opened in the air inlet cavity, and an air blast fan is installed in the air blast hole.
[0012] The beneficial effect of the utility model is that the premixing chamber is closed by suspending the burner in the premixing chamber and the burner cooperates with the premixing disk body, and air is continuously provided to the inside of the premixing chamber through the air inlet chamber, so that air continuously enters the burner, and at the same time, when the high-pressure nozzle sprays gas into the burner, the air can be mixed with the gas faster, so that the gas is mixed more fully, and the yellow flame when the gas is burned is reduced. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic cross-sectional structural diagram of the closed premixing disk structure of the utility model.
[0014] Figure 2 for Figure 1 Schematic diagram of the enlarged structure at point A in the middle.
[0015] In the figure: premixing disk body 1, chassis 2, premixing chamber 3, side panel 4, air inlet 5, gas inlet 6, high-pressure nozzle 7, burner 8, limit ring 9, slot 10, premixing gas inlet 11, air inlet chamber 12, clamping column 13, blast hole 14, limit plate 15. DETAILED DESCRIPTION
[0016] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.
[0017] Combination Figure 1 and Figure 2A closed premixing disk structure is shown, which includes a premixing disk body 1, a burner 8 is mounted in the premixing disk body 1, so that the burner 8 is suspended in the premixing disk body 1, and a premixing chamber 3 is formed between the premixing disk body 1 and the burner 8. A gas inlet 6 is provided in the premixing chamber 3, and a high-pressure nozzle 7 is provided between the gas inlet 6 and the burner 8. An air inlet chamber 12 is also provided in the premixing disk body 1, and the air inlet chamber 12 is communicated with the premixing chamber 3; in this embodiment, the burner 8 is suspended in the premixing chamber 3, and the burner 8 cooperates with the premixing disk body 1, so that the premixing chamber 3 is closed, and air is continuously provided to the inside of the premixing chamber 3 through the air inlet chamber 12, so that air continuously enters the burner 8, and at the same time, when the high-pressure nozzle 7 sprays gas into the burner 8, the air can be mixed with the gas faster, so that the gas mixing is more complete, and the yellow flame during gas combustion is reduced.
[0018] Specifically, in the present embodiment, the air inlet chamber 12 is arranged above the premixing chamber 3 in the circumferential direction, and a side panel 4 is provided on the side of the air inlet chamber 12 close to the premixing chamber 3. An air inlet hole 5 is opened on the side panel 4, and the air inlet chamber 12 is connected with the premixing chamber 3 through the air inlet hole 5; thus, the air can be continuously provided to the premixing chamber 3 through the air inlet chamber 12, so that the air actively enters the burner 8.
[0019] It should be noted that, in the air inlet chamber 12 of the present embodiment, an air blast hole 14 is provided, and an air blast fan is installed in the air blast hole 14 , so that air can be better provided to the premixing chamber 3 through the air blast fan.
[0020] In this embodiment, a limiting plate 15 is provided on the inner edge of the side panel 4 near the burner 8, and a limiting ring 9 is provided on the outer wall of the burner 8. The limiting ring 9 is mounted on the limiting plate 15 so that the lower part of the burner 8 is located in the premixing chamber 3, so that the burner 8 can be suspended and installed in the premixing disk body 1, and the limiting ring 9 and the limiting plate 15 can cooperate to close the contact surface, so that the upper end of the premixing chamber 3 is enclosed and closed.
[0021] A premixed gas inlet 11 is provided at the lower portion of the burner 8 of the present embodiment, and the gas inlet 6 corresponds to the high-pressure nozzle 7, which is installed at the output end of the gas inlet 6; thus, the gas is sprayed into the premixed gas inlet 11 through the high-pressure nozzle 7, and air also continuously enters the premixed gas inlet 11, so that the air can be actively mixed with the gas, resulting in a better mixing effect.
[0022] In this embodiment, a bottom plate 2 is provided at the lower end of the premixing disk body 1, that is, the bottom surface of the premixing chamber 3 is sealed by the bottom plate 2, and the bottom plate 2 and the premixing disk body 1 are detachable structures, and the premixing disk body 1 can be directly mounted on the bottom plate 2, and the contact surface between the premixing disk body 1 and the bottom plate 2 forms a closed surface, so that the lower end surface of the premixing chamber 3 is sealed, and the premixing disk body 1 can be disassembled for easy cleaning.
[0023] It is worth noting that, in this embodiment, a clamping column 13 is provided on the premixing disk body 1, and a clamping groove 10 corresponding to the clamping column 13 is provided on the chassis 2, wherein the height of the clamping column 13 is the same as the depth of the clamping groove 10, so that after the premixing disk body 1 is mounted on the chassis 2, the premixing disk body 1 is prevented from shaking or rotating, the structure is more stable, and a gap is prevented from appearing on the contact surface between the premixing disk body 1 and the chassis 2 to prevent air leakage.
[0024] In some other embodiments, a chassis 2 is provided at the lower end of the premixing disk body 1, that is, the bottom surface of the premixing chamber 3 is sealed by the chassis 2, and the chassis 2 and the premixing disk body 1 are an integrated structure, so that the chassis 2 cannot be disassembled, but the sealing performance is better.
[0025] The above is a detailed description of the embodiments of the present invention in conjunction with the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.
Claims
1. A closed premixing disk structure, comprising a premixing disk body (1), characterized in that: A burner (8) is mounted inside the premixing disk body (1), so that the burner (8) is suspended inside the premixing disk body (1); a premixing chamber (3) is formed between the premixing disk body (1) and the burner (8); a gas inlet (6) is provided inside the premixing chamber (3); a high-pressure nozzle (7) is provided between the gas inlet (6) and the burner (8); an air inlet chamber (12) is also provided inside the premixing disk body (1); and the air inlet chamber (12) is communicated with the premixing chamber (3).
2. A closed premixing disk structure according to claim 1, characterized in that: The air inlet chamber (12) is arranged above the premixing chamber (3) in a circumferential direction, a side panel (4) is arranged on a side of the air inlet chamber (12) close to the premixing chamber (3), an air inlet hole (5) is provided on the side panel (4), and the air inlet chamber (12) is connected to the premixing chamber (3) via the air inlet hole (5).
3. A closed premixing disk structure according to claim 2, characterized in that: A limiting plate (15) is provided on the side panel (4) near the inner edge of the burner (8), a limiting ring (9) is provided on the outer wall of the burner (8), and the limiting ring (9) is mounted on the limiting plate (15) so that the lower part of the burner (8) is located in the premixing chamber (3).
4. A closed premixing disk structure according to claim 3, characterized in that: A premixed gas inlet (11) is provided at the lower portion of the burner (8), the gas inlet (6) corresponds to the high-pressure nozzle (7), and the high-pressure nozzle (7) is installed at the output end of the gas inlet (6).
5. A closed premixing disk structure according to claim 2, characterized in that: A bottom plate (2) is provided at the lower end of the premixing disk body (1); the bottom plate (2) and the premixing disk body (1) are an integrated structure.
6. A closed premixing disk structure according to claim 2, characterized in that: A bottom plate (2) is provided at the lower end of the premixing disk body (1); the bottom plate (2) and the premixing disk body (1) are of a detachable structure.
7. A closed premixing disk structure according to claim 6, characterized in that: The premixing disc body (1) is mounted on a base plate (2) so that the lower end of the premixing chamber (3) is sealed; a clamping column (13) is provided on the premixing disc body (1), and a clamping groove (10) corresponding to the clamping column (13) is provided on the base plate (2).
8. A closed premixing disk structure according to claim 1, characterized in that: An air blast hole (14) is provided in the air inlet cavity (12), and an air blast fan is installed in the air blast hole (14).