A four-ring fire stove burner

Abstract

A four-ring burner for a stove includes a burner head, a flame distributor seat, a direct injection injector tube, a central burner cap assembly, an inner ring burner cap, and an outer ring burner cap. The central burner cap assembly includes a direct injection combustion chamber and an inner annular combustion chamber. The direct injection injector tube and the flame distributor seat are fixed, and the direct injection injector tube is connected to the direct injection gas chamber. The outer interface of the central vertical tube is inserted into the central air inlet interface and supports the central air inlet interface. The outer interface of the outer ring vertical tube is inserted into the outer ring air inlet interface and supports the outer ring air inlet interface. The nozzle at the outlet end of the direct injection inlet / outlet seat is opposite to the direct injection injector tube. The direct injection inlet / outlet seat supports the outer ring gas groove. The direct injection combustion chamber and the inner annular combustion chamber are respectively engaged with the direct injection gas chamber and the central annular gas groove. The inner and outer ring flames share a single outer ring injector tube, simplifying the structure and facilitating control. The central flame, inner ring flame, and outer ring flame form a large three-ring flame area, and the direct injection achieves a powerful flame.

Description

Technical Field

[0001] This utility model relates to a stove burner. Background Technology

[0002] The existing technology, Chinese patent 201720828204.3, describes a four-ring burner with switchable heat load, comprising a four-ring burner and a gas control device. Gas from the gas source is output to the four-ring burner via four paths through the gas control device. The four-ring burner includes an inner ring fire chamber and an inner ring ejector tube connected to it, an outer ring fire chamber and an outer ring ejector tube connected to it, a first middle ring fire chamber and a first middle ring ejector tube connected to it, and a second middle ring fire chamber and a second middle ring ejector tube connected to it. The inner ring fire chamber, first middle ring fire chamber, second middle ring fire chamber, and outer ring fire chamber are arranged sequentially from the inside out. The problems are: complex structure, four ejector tubes, inability to achieve direct injection within the inner ring fire chamber, and insufficient air supply. Utility Model Content

[0003] The purpose of this invention is to provide a four-ring burner for a stove, which has the characteristics of simple structure and direct injection with high power.

[0004] This invention is achieved as follows: a four-ring burner for a stove, characterized in that it includes a burner head, a flame distributor seat, a direct injection tube, a central burner cap assembly, an inner ring burner cap, and an outer ring burner cap. The burner head includes a base plate, a central air inlet pipe, a central ejector pipe, an outer ring air inlet pipe, an outer ring ejector pipe, and a direct injection inlet / outlet seat. The central vertical pipe of the central air inlet pipe intersects with the base plate, and the central horizontal pipe is connected to the central ejector pipe. The outer ring vertical pipe of the outer ring air inlet pipe intersects with the base plate, and the outer ring horizontal pipe is connected to the outer ring ejector pipe. The ignition distributor base includes an outer ring gas groove, an inner ring gas groove, an outer ring air inlet, a central annular gas groove, a central air inlet, and a direct injection gas chamber and a direct injection air inlet located in the axial hole of the central annular gas groove. Radial stiffeners connect the central annular gas groove and the inner ring gas groove, as well as the inner ring gas groove and the outer ring gas groove. The outer ring air inlet intersects with and communicates with the outer ring gas groove and the inner ring gas groove. The center burner assembly includes a direct injection combustion chamber and an inner annular combustion chamber, with direct injection combustion holes provided on the top plate of the direct injection combustion chamber; The direct injection ejector and the ignition distributor are fixed, and the direct injection ejector and the direct injection gas chamber are connected; the outer interface of the central vertical pipe is inserted into the central air intake interface and the central vertical pipe supports the central air intake interface; the outer interface of the outer ring vertical pipe is inserted into the outer ring air intake interface and the outer ring vertical pipe supports the outer ring air intake interface; the nozzle at the outlet end of the direct injection inlet / outlet seat is opposite to the direct injection ejector; the direct injection inlet / outlet seat supports the outer ring gas groove; the direct injection combustion chamber and the inner annular combustion chamber are respectively engaged with the direct injection gas chamber and the central annular gas groove.

[0005] Preferably, the direct injection ejector tube has an outlet pipe at its outlet end, and the direct injection gas chamber has a direct injection inlet port; the direct injection inlet port is inserted into the outlet pipe.

[0006] Preferably, the fire distributor base is provided with two fixing seats. The direct injection ejector tube is equipped with fixing plates on both sides. The screw passes through the fixing plate and engages with the fixing seat.

[0007] Preferably, the direct injection tube and the fire distributor seat are integrally formed.

[0008] Preferably, the axes of the direct injection tube and the nozzles on the inlet and outlet air seats have an acute angle with the seat plate.

[0009] This utility model discloses a four-ring burner for a stove. The inner and outer ring flames share a single outer ring injector tube, which simplifies the structure and makes control convenient. The three ring flames—the center flame, the inner ring flame, and the outer ring flame—form a large area, and the direct injection flame achieves intense heat. Attached Figure Description

[0010] Figure 1 This is a perspective view of the present invention.

[0011] Figure 2 This is one of the exploded perspective views of this utility model.

[0012] Figure 3 This is the second exploded perspective view of this utility model.

[0013] Figure 4 This is the third exploded perspective view of this utility model.

[0014] Figure 5 This is a three-dimensional sectional view of the fire distributor seat of this utility model.

[0015] Figure 6 This is a cross-sectional view of the center flame cap assembly of this utility model. Detailed Implementation

[0016] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0017] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0018] like Figure 1 , Figure 2 , Figure 3 As shown, a four-ring burner for a stove includes a burner head 1, a flame distributor seat 2, a direct injection tube 3, a central burner cap assembly 4, an inner ring burner cap 5, and an outer ring burner cap 6. The burner head 1 includes a base plate 11, a central air inlet pipe 12, a central ejector pipe 13, an outer ring air inlet pipe 14, an outer ring ejector pipe 15, and a direct injection air inlet / outlet seat 16. The central vertical pipe 121 of the central air inlet pipe 12 intersects with and passes through the base plate 11, and the central horizontal pipe 122 is connected to the central ejector pipe 13. The outer ring vertical pipe 141 of the outer ring air inlet pipe 14 intersects with and passes through the base plate 11, and the outer ring horizontal pipe 142 is connected to the outer ring ejector pipe 15. With this structure, the direct injection ejector pipe achieves upward air intake. The ignition distributor seat 2 includes an outer ring gas groove 21, an inner ring gas groove 22, an outer ring air inlet 23, a central annular gas groove 24, a central air inlet 25, and a direct injection gas chamber 26 located in the axial hole of the central annular gas groove 24. Radial stiffeners connect the central annular gas groove 24 and the inner ring gas groove 22, as well as the inner ring gas groove and the outer ring gas groove 21. The outer ring air inlet 23 intersects with and communicates with the outer ring gas groove 21 and the inner ring gas groove 22. The central burner assembly 4 includes a direct injection combustion chamber 41 and an inner annular combustion chamber 42. The top plate of the direct injection combustion chamber 41 is provided with a direct injection combustion hole 411. The direct injection injector 3 and the ignition distributor seat 2 are fixed, and the direct injection injector 3 is connected to the direct injection gas chamber 26. The outer interface of the central vertical pipe 121 is inserted into the central air intake interface 25 and the central vertical pipe 121 supports the central air intake interface 25. The outer interface of the outer ring vertical pipe 141 is inserted into the outer ring air intake interface 23 and the outer ring vertical pipe supports the outer ring air intake interface 23. The nozzle at the outlet end of the direct injection inlet / outlet seat 16 is opposite to the direct injection injector 3. The direct injection inlet / outlet seat 16 supports the outer ring gas groove 21. The direct injection combustion chamber 41 and the inner annular combustion chamber 42 are respectively engaged with the direct injection gas chamber 26 and the central annular gas groove 24. The inner ring burner cap 5 and the outer ring burner cap 6 are respectively engaged with the inner ring gas groove 22 and the outer ring gas groove 21.

[0019] As a further improvement of this utility model: the outlet end of the direct injection tube 3 is provided with an outlet pipe 31, and the direct injection gas chamber 26 is provided with a direct injection air inlet 261; the direct injection air inlet 261 is inserted into the outlet pipe 31.

[0020] The fire distributor base 2 is provided with two fixing seats 27. The direct injection tube 3 is equipped with fixing plates 32 located on both sides. The screw passes through the fixing plate 32 and engages with the fixing base 27.

[0021] As a further improvement of this utility model: the direct injection tube 3 and the fire distributor seat 2 are integrally formed.

[0022] As a further improvement of this utility model: the axes of the direct injection ejector tube 3 and the nozzles on the direct injection inlet / outlet air seat 16 have an acute angle with the seat plate 11.

[0023] Although embodiments of the present invention have been shown and described, those skilled in the art will understand that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A four-ring burner for a stove, characterized in that: Includes the burner head, burner holder, direct injection tube, center burner cap assembly, inner ring burner cap, and outer ring burner cap. The burner head includes a base plate, a central air inlet pipe, a central ejector pipe, an outer ring air inlet pipe, an outer ring ejector pipe, and a direct injection inlet / outlet seat. The central vertical pipe of the central air inlet pipe intersects with the base plate, and the central horizontal pipe is connected to the central ejector pipe. The outer ring vertical pipe of the outer ring air inlet pipe intersects with the base plate, and the outer ring horizontal pipe is connected to the outer ring ejector pipe. The ignition distributor seat includes an outer ring gas groove, an inner ring gas groove, an outer ring air inlet, a central annular gas groove, a central air inlet, and a direct injection gas chamber located in the axial hole. The outer ring air inlet intersects with and communicates with the outer ring gas groove and the inner ring gas groove. The center burner assembly includes a direct injection combustion chamber and an inner annular combustion chamber, with direct injection combustion holes provided on the top plate of the direct injection combustion chamber; The direct injection ejector and the ignition distributor are fixed, and the direct injection ejector and the direct injection gas chamber are connected; the outer interface of the central vertical pipe is inserted into the central air intake interface and the central vertical pipe supports the central air intake interface; the outer interface of the outer ring vertical pipe is inserted into the outer ring air intake interface and the outer ring vertical pipe supports the outer ring air intake interface; the nozzle at the outlet end of the direct injection inlet / outlet seat is opposite to the direct injection ejector; the direct injection inlet / outlet seat supports the outer ring gas groove; the direct injection combustion chamber and the inner annular combustion chamber are respectively engaged with the direct injection gas chamber and the central annular gas groove.

2. The four-ring burner for a stove according to claim 1, characterized in that: The direct injection ejector tube is provided with an outlet pipe at its outlet end, and the direct injection gas chamber is provided with a direct injection inlet port; the direct injection inlet port is inserted into the outlet pipe.

3. The four-ring burner for a stove according to claim 2, characterized in that: The distributor holder is equipped with two fixed seats. The direct injection ejector tube is equipped with fixing plates on both sides. The screw passes through the fixing plate and engages with the fixing seat.

4. The four-ring burner for a stove according to claim 1, characterized in that: The direct injection tube and the ignition source are integrally formed.

5. A four-ring burner for a stove according to claim 1, 2, 3 or 4, characterized in that: The axes of the direct injection tube and the nozzles on the inlet and outlet air seats have an acute angle with the seat plate.

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