Secondary air inlet burner

Abstract

The invention relates to the technical field of commercial kitchen ware, and particularly discloses a secondary gas inlet burner which comprises a burner body, a mixed gas inlet pipe, a fire banking ring, a furnace end flange and a mixing cavity, the fire banking ring is arranged on the periphery of the burner body, and the burner body and the fire banking ring are arranged on the furnace end flange; the mixed gas inlet pipe penetrates through the furnace end flange to be communicated with the combustor, the upper end of the mixing cavity is connected with the furnace end flange, a gas outlet is formed in the portion, located in the fire banking ring, of the furnace end flange, a mixing cavity gas inlet pipe is arranged at the bottom of the mixing cavity, and gas in the mixed gas inlet pipe and air are mixed and conveyed to the combustor to be combusted. And the air in the mixing cavity is conveyed to the outer side of the combustor through the air outlet in the furnace end flange, so that unburnt gas of the combustor is combined with the air to be fully combusted, the combustion efficiency is improved, the combustion firepower can be enhanced, and the use experience of a user is improved.

Description

Technical Field

[0001] The invention relates to the technical field of commercial kitchen appliances, and particularly discloses a burner with secondary air intake. Background Art

[0002] Currently, stoves on the market primarily supply air through a hollowed-out bottom, lacking a secondary air supply. Such stoves, however, suffer from incomplete central combustion, generating exhaust and wasting energy. They also have a single air inlet, which concentrates the air. This single-sided airflow leads to incomplete combustion, wasting gas and causing burns and carbon deposits. The limited air inlet openings in existing stoves also result in insufficient combustion power, which can lead to slower cooking and stewing, hindering user experience. Summary of the Invention

[0003] The present invention aims to solve the above-mentioned deficiencies in the prior art and provides a burner with secondary air intake.

[0004] The technical solutions adopted by the present invention to solve the above problems are as follows:

[0005] The present invention provides a secondary air intake burner, comprising:

[0006] burner;

[0007] Mixed gas intake pipe;

[0008] A fire pressure ring, which is arranged on the periphery of the burner;

[0009] A burner flange, the burner and the fire ring are arranged on the burner flange, and the mixed gas inlet pipe passes through the burner flange and is connected to the burner;

[0010] A mixing cavity, the upper end of which is connected to the burner flange, an air outlet is provided on the burner flange located inside the fire pressure ring, and a mixing cavity air inlet pipe is provided at the bottom of the mixing cavity.

[0011] Furthermore, the burner also includes an ignition needle and a sensing needle, and one end of the ignition needle and the sensing needle passes through the burner flange and protrudes into the circle of the fire pressure ring.

[0012] Furthermore, a cap is provided on the upper end of the ignition needle.

[0013] Furthermore, the burner includes an inner ring plate and an outer ring plate, the interior of the inner ring plate is an inner combustion chamber, the outer ring plate and the fire pressure ring form an outer combustion chamber, and the inner ring plate and the outer ring plate are both provided with a plurality of fire holes.

[0014] Furthermore, the air outlet, the ignition needle and the sensing needle are arranged at the bottom of the combustion outer chamber.

[0015] Furthermore, a fixed plate is provided at one end of the mixed gas inlet pipe passing through the burner flange, the burner is arranged on the fixed plate, the fixed plate and the inner and outer ring plates form an annular combustion chamber, and the fire holes are arranged on the inner and outer sides of the combustion chamber.

[0016] Furthermore, the furnace head flange is provided with a plurality of mounting holes.

[0017] Furthermore, the mixed gas intake pipe is provided with a plurality of intake ports.

[0018] The beneficial effects of the present invention are: this technical solution provides a secondary air intake burner, including a burner, a mixed gas intake pipe, a fire pressure ring, a burner flange and a mixing chamber. The fire pressure ring is arranged on the periphery of the burner, and the burner and the fire pressure ring are arranged on the burner flange. The mixed gas intake pipe passes through the burner flange and is connected to the burner. The upper end of the mixing chamber is connected to the burner flange. The burner flange is located inside the ring of the fire pressure ring and is provided with an air outlet. The bottom of the mixing chamber is provided with a mixing chamber intake pipe. The gas in the mixed gas intake pipe is mixed with air and transported to the burner for combustion. In addition, the air in the mixing chamber is transported to the outside of the burner through the air outlet on the burner flange, so that the unburned gas of the burner is combined with the air for full combustion, thereby improving combustion efficiency, enhancing the combustion firepower, and improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying any creative work.

[0020] Figure 1 A perspective view of a secondary air intake burner according to the present invention;

[0021] Figure 2 This is an exploded view of a secondary air intake burner according to the present invention;

[0022] Figure 3 for Figure 2 A in the enlarged view.

[0023] Markings in the accompanying drawings are: 1-mixed gas inlet pipe, 2-air inlet, 3-mixing chamber, 4-burner flange, 41-air outlet, 5-combustion outer chamber, 6-combustion inner chamber, 7-mounting hole, 8-mixing chamber inlet pipe, 9-fixing plate, 10-fire pressure ring, 11-burner, 1101-inner ring plate, 1102-outer ring plate, 1103-fire hole, 12-ignition needle, 13-sensing needle, 14-cap. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts shall fall within the scope of protection of this application.

[0025] Refer to the instruction manual Figure 1-3 As shown, the present technical solution provides a secondary air intake burner, including a burner 11, a mixed gas intake pipe 8, a fire pressure ring 10, a burner flange 4 and a mixing chamber 3. The fire pressure ring 10 is arranged on the periphery of the burner 11, and the burner 11 and the fire pressure ring 10 are arranged on the burner flange 4. The mixed gas intake pipe 1 passes through the burner flange 4 and is connected to the burner 11. The upper end of the mixing chamber 3 is connected to the burner flange 4. The burner flange 4 is located inside the ring of the fire pressure ring 10 and is provided with an air outlet 41. The bottom of the mixing chamber 3 is provided with a mixing chamber intake pipe 1. The gas in the mixed gas intake pipe 1 is mixed with air and transported to the burner 11 for combustion. In addition, the air in the mixing chamber 3 is transported to the outside of the burner 11 through the air outlet 41 on the burner flange 4, so that the unburned gas in the burner is combined with the air for full combustion, thereby improving combustion efficiency, enhancing combustion firepower, and improving user experience.

[0026] As a preferred implementation of this embodiment, the burner 11 also includes an ignition needle 12 and a sensing needle 13. One end of the ignition needle 12 and the sensing needle 13 passes through the burner flange 4 and protrudes into the circle of the fire pressure ring 10. The ignition needle 12 cooperates with the sensing needle 13 to ignite and monitor the burning of the fire.

[0027] Specifically, a cap 14 is provided at the upper end of the ignition needle 12 to prevent the ignition needle 12 from being affected by oil stains above the burner, thereby increasing the service life of the ignition needle 12 .

[0028] Specifically, the burner 11 includes an inner ring plate 1101 and an outer ring plate 1102. The interior of the inner ring plate 1101 is a combustion inner chamber 6. The outer ring plate 1102 and the fire ring 10 form a combustion outer chamber 5. Several fire holes 1103 are provided on the inner ring plate 1101 and the outer ring plate 1102.

[0029] In addition, the air outlet 41 , the ignition needle 12 , and the sensing needle 13 are disposed at the bottom of the outer combustion chamber 5 .

[0030] As another preferred implementation manner of this embodiment, the mixed gas inlet pipe 1 is provided with a fixed plate 9 at one end passing through the burner flange 4, and the burner 11 is arranged on the fixed plate 9. The fixed plate 9 and the inner and outer ring plates form an annular combustion chamber, and the fire hole 1103 is arranged on the inner and outer sides of the combustion chamber, wherein there is a certain gap between the inner ring plate 1101 and the fixed plate 1102, so that the mixed gas in the mixed gas inlet pipe 1 can enter the burner 11 through the gap.

[0031] Specifically, the furnace head flange 4 is provided with a plurality of mounting holes 7 .

[0032] In addition, the mixed gas inlet pipe 1 is provided with a plurality of air inlets 2, and the air inlets 2 are used to connect the gas pipe and the air required for the gas.

[0033] From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:

[0034] The present technical solution provides a burner with secondary air intake, including a burner, a mixed gas intake pipe, a fire pressure ring, a burner flange and a mixing chamber. The fire pressure ring is arranged on the periphery of the burner, and the burner and the fire pressure ring are arranged on the burner flange. The mixed gas intake pipe passes through the burner flange and is connected to the burner. The upper end of the mixing chamber is connected to the burner flange. An air outlet is provided on the part of the burner flange located inside the fire pressure ring. A mixing chamber intake pipe is provided at the bottom of the mixing chamber. The gas in the mixed gas intake pipe is mixed with air and transported to the burner for combustion. In addition, the air in the mixing chamber is transported to the outside of the burner through the air outlet on the burner flange, so that the unburned gas in the burner is combined with the air for full combustion, thereby improving combustion efficiency, enhancing combustion firepower, and improving user experience.

[0035] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components and / or combinations thereof.

[0036] Unless otherwise specifically stated, the relative arrangement of the parts and steps, numerical expressions and numerical values ​​set forth in these embodiments do not limit the scope of the present application. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the drawings are not drawn according to actual proportional relationships. The techniques, methods and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the techniques, methods and equipment should be considered as part of the authorization specification. In all examples shown and discussed here, any specific values ​​should be interpreted as being merely exemplary and not as limitations. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following figures, and therefore, once an item is defined in one figure, it does not need to be further discussed in subsequent figures.

[0037] In the description of this application, it should be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "horizontal, longitudinal, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of this application. In addition, the directional words "inside and outside" refer to the inside and outside relative to the outline of each component itself.

[0038] It should be understood that when an element is referred to as being “on” or “connected to” another element, it can be directly on or directly connected to the other element, or it can be indirectly connected with an intervening element between the two. Conversely, when an element is referred to as being “directly on” or “directly connected to” another element, there are no intervening elements between the two.

[0039] In addition, it should be noted that in the description of the present invention, the use of words such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood as limiting the scope of protection of this application. In the description of the present invention, unless otherwise stated, the meaning of "multiple" refers to two or more.

[0040] The above is a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications are also considered to be within the scope of protection of the present invention.

Claims

1. A secondary air intake burner, characterized in that: include: Burner; Mixed gas intake pipe; A fire pressure ring, which is arranged on the periphery of the burner; A burner flange, the burner and the fire pressure ring are arranged on the burner flange, and the mixed gas inlet pipe passes through the burner flange and is connected with the burner; A mixing cavity, wherein the upper end of the mixing cavity is connected to the burner flange, and an air outlet is provided on the part of the burner flange located inside the fire pressure ring, and a mixing cavity air inlet pipe is provided at the bottom of the mixing cavity.

2. A secondary air intake burner according to claim 1, characterized in that: The burner also includes an ignition needle and an induction needle. One end of the ignition needle and the induction needle passes through the burner flange and protrudes into the circle of the fire pressure ring.

3. A secondary air intake burner according to claim 2, characterized in that: A cap is provided at the upper end of the ignition needle.

4. A secondary air intake burner according to claim 3, characterized in that: The burner comprises an inner ring plate and an outer ring plate, the interior of the inner ring plate is an inner combustion chamber, the outer ring plate and the fire pressure ring form an outer combustion chamber, and a plurality of fire holes are provided on the inner ring plate and the outer ring plate.

5. A secondary air intake burner according to claim 4, characterized in that: The air outlet, the ignition needle and the induction needle are arranged at the bottom of the combustion outer chamber.

6. A secondary air intake burner according to claim 5, characterized in that: A fixing plate is provided at one end of the mixed gas inlet pipe passing through the burner flange, the burner is arranged on the fixing plate, the fixing plate and the inner and outer ring plates form an annular combustion chamber, and the fire holes are arranged on the inner and outer sides of the combustion chamber.

7. A secondary air intake burner according to claim 6, characterized in that: The furnace head flange is provided with a plurality of mounting holes.

8. A secondary air intake burner according to any one of claims 1 to 7, characterized in that: The mixed gas intake pipe is provided with a plurality of intake ports.

Images