Upper air inlet stir-frying burner

Abstract

An upper air inlet stir-frying burner comprises a furnace end, a fire distributor seat, an inner annular fire cover and an outer annular fire cover, and the fire distributor seat comprises an outer ring fuel gas groove, an inner annular fire cover seat, an outer ring injection pipe, a premixing cavity, a stir-frying injection pipe, a direct injection fuel gas pipe and an inner ring injection pipe. An inverted conical cavity is formed in the upper end of an axis hole of the inner annular fire cover; an outer interface is formed in the outer annular wall plate; the distributor seat is arranged on the seat plate, and nozzles on the left gas outlet seat, the stir-frying gas outlet seat and the right gas outlet seat are respectively opposite to the outer ring injection pipe, the stir-frying injection pipe and the inner ring injection pipe and support a bottom plate of the outer ring gas groove; the outer connector is inserted into an outer ring wall plate of the inner annular fire cover seat, an inner ring wall plate is inserted into the central axis hole, the direct injection gas pipe is inserted into the axis hole to form an annular secondary air channel, and the axis hole in the upper end of the direct injection gas pipe forms a stir-frying combustion cavity. The gas inlet ends of the outer ring injection pipe, the stir-frying injection pipe and the inner ring injection pipe of the fire distributor seat face forwards, the gas outlet seat of the furnace end is located at the front end, the structure is simple, and assembly is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a stove burner, especially an upper air inlet stir-frying burner. BACKGROUND

[0002] The prior art, Chinese patent 202321988583.4, a stir-frying burner includes a burner head, a flow divider seat, an inner ring fire cover, an outer ring fire cover, an ignition needle, a sensing needle, a gas valve, and a stir-frying valve. The ignition needle and the sensing needle are arranged on the seat plate and extend into the space between the inner circular ring-shaped fire cover seat and the outer ring gas groove. The outer ring nozzles on the left outer ring gas outlet seat and the right outer ring gas outlet seat are opposite to the left and right injection pipes, respectively. The inner ring nozzle on the inner ring gas outlet seat is opposite to the inner injection pipe. The stir-frying nozzle on the stir-frying nozzle seat is opposite to the stir-frying injection cavity. The inner ring fire cover is buckled with the inner circular ring-shaped fire cover seat, and the inner ring wall plate of the inner ring fire cover is inserted into the upper end of the axis hole. The outer ring gas outlet pipe of the gas valve is in communication with the outer ring inlet interface, and the inner ring gas outlet pipe is in communication with the inner ring gas inlet interface. The stir-frying interface pipe is in communication with the stir-frying gas inlet pipeline through the stir-frying gas guide pipe. The stir-frying valve is arranged on the stir-frying gas guide pipe. The existing problems are: the structure of the burner head is complex, the connection relationship with the gas valve is complex, and the assembly efficiency is low. SUMMARY

[0003] The utility model aims to provide an upper air inlet stir-frying burner which has the characteristics of simple structure of the burner head and convenient assembly.

[0004] The utility model is implemented in the following manner: an upper air inlet stir-frying burner, which is characterized in that: comprising a burner head, a flow divider seat, an inner ring-shaped fire cover, and an outer ring-shaped fire cover,

[0005] The burner head comprises a seat plate, a left outer inlet and outlet gas seat, a stir-frying inlet and outlet gas seat, a right inner inlet and outlet gas seat, an ignition needle mounting seat, and a sensing needle mounting seat. The left outer inlet and outlet gas seat comprises a left gas outlet seat on the upper surface of the seat plate and a left gas inlet seat on the lower surface. The right inner inlet and outlet gas seat comprises a right gas outlet seat on the upper surface of the seat plate and a right gas inlet seat on the lower surface. The stir-frying inlet and outlet gas seat comprises a stir-frying gas outlet seat on the upper surface of the seat plate and a stir-frying gas inlet seat on the lower surface.

[0006] The flow divider seat comprises an outer ring gas groove, an inner circular ring-shaped fire cover seat, an outer ring injection pipe and a premixing cavity, a stir-frying injection pipe and a straight jet gas pipe, and an inner ring injection pipe. The straight jet gas pipe is located in the central axis hole of the inner circular ring-shaped fire cover seat with a gap.

[0007] The upper end of the axis hole of the inner ring-shaped fire cover is provided with a reverse conical cavity, and the outer ring wall plate is provided with an external interface.

[0008] The nozzle on the left gas outlet seat, the explosive stir-frying gas outlet seat and the right gas outlet seat is respectively opposite to the outer ring injection pipe, the explosive stir-frying injection pipe and the inner ring injection pipe and supports the seat plate; the external interface is inserted into the outer ring wall plate of the inner circular ring fire cover seat, the inner ring wall plate is inserted into the axis hole, the straight injection gas pipe is inserted into the axis hole and forms the annular secondary air channel, and the axis hole on the upper end of the straight injection gas pipe forms the explosive stir-frying combustion chamber.

[0009] The upper air inlet explosive stir-frying burner further comprises a wind baffle,

[0010] The wind baffle intersects with the gas inlet seats of the outer ring injection pipe, the explosive stir-frying injection pipe and the inner ring injection pipe.

[0011] The upper air inlet explosive stir-frying burner further comprises an explosive stir-frying premixing chamber arranged on the lower surface of the seat plate, wherein the explosive stir-frying premixing chamber has a lower opening and a front opening; and the gas outlet end of the explosive stir-frying gas outlet seat is located in the explosive stir-frying premixing chamber.

[0012] The upper air inlet explosive stir-frying burner further comprises an explosive stir-frying injection pipe which penetrates through the inner circular ring fire cover seat and extends into the central axis hole of the inner circular ring fire cover seat.

[0013] The upper air inlet explosive stir-frying burner further comprises an inner ring injection pipe, an explosive stir-frying injection pipe and an inner circular ring fire cover seat which are connected with the bottom plate of the outer ring gas groove.

[0014] The upper air inlet explosive stir-frying burner further comprises a support column seat arranged on the fire divider seat, wherein the support column seat is in supporting cooperation with the seat plate.

[0015] The upper air inlet explosive stir-frying burner further comprises an inner ring combustion hole group and a flame stabilizing groove arranged on the outer ring wall plate of the inner ring fire cover, and a central combustion hole group arranged on the inverted conical cavity.

[0016] The upper air inlet explosive stir-frying burner further comprises two positioning rings which are connected with the outer ring gas groove and the inner circular ring fire cover seat.

[0017] The ignition needle mounting seat and the induction needle mounting seat are respectively inserted into one positioning ring.

[0018] The upper air inlet explosive stir-frying burner of the utility model has the advantages that the gas inlet ends of the outer ring injection pipe, the explosive stir-frying injection pipe and the inner ring injection pipe of the fire divider seat are forward, the gas outlet seat of the burner head is located at the front end, the structure is simple, and the assembly is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is the front view of the utility model.

[0020] Figure 2 isFigure 1 A-A view of.

[0021] Figure 3 yes Figure 1 B-B view.

[0022] Figure 4 yes Figure 2 C-C view of .

[0023] Figure 5 This is one of the three-dimensional exploded views of the present invention.

[0024] Figure 6 This is the second three-dimensional exploded view of the present invention.

[0025] Figure 7 It is a three-dimensional diagram of the present utility model.

[0026] Figure 8 It is one of the three-dimensional diagrams of the fire distributor of the present invention.

[0027] Figure 9 This is the second stereoscopic view of the fire distributor of the present invention. DETAILED DESCRIPTION

[0028] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0029] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to direct connections, indirect connections through an intermediate medium, or internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0030] like Figure 1 、 Figure 2 、 Figure 3 As shown, a top-inlet stir-fry burner includes a burner head 1, a fire distributor seat 2, an inner annular fire cover 3 and an outer annular fire cover 4.

[0031] like Figure 4 、 Figure 5As shown, the furnace head 1 includes a seat plate 11, a left outer inlet and outlet gas seat 12, a stir-fry inlet and outlet gas seat 13, a right inner inlet and outlet gas seat 14, an ignition needle mounting seat 15 and an induction needle mounting seat 16, the left outer inlet and outlet gas seat 12 includes a left outlet gas seat 121 on the upper surface of the seat plate 11 and a left inlet gas seat 122 on the lower surface, the left outlet gas seat 121 and the left inlet gas seat 122 are communicated; the right inner inlet and outlet gas seat 14 includes a right outlet gas seat 141 on the upper surface of the seat plate 11 and a right inlet gas seat 142 on the lower surface, the stir-fry inlet and outlet gas seat 13 includes a stir-fry outlet gas seat 131 on the upper surface of the seat plate 11 and a stir-fry inlet gas seat 132 on the lower surface;

[0032] As shown in the drawings, Figure 2 , Figure 5 As shown, the fire divider seat 2 includes an outer ring gas groove 21, a hollow upper opening inner circular ring-shaped fire cap seat 22, an outer ring ejector pipe 231 and a premixing cavity 232, a stir-fry ejector pipe 241 and a straight injection gas pipe 242 and an inner ring ejector pipe 25, the straight injection gas pipe 242 is located in the central axis hole 221 of the inner circular ring-shaped fire cap seat 22 and has a gap, and the gap between the straight injection gas pipe 242 and the central axis hole 221 constitutes a central annular secondary air passage; the outer ring ejector pipe 231, the premixing cavity 232 and the outer ring gas groove 21 are sequentially communicated; the inner ring ejector pipe 25 and the inner circular ring-shaped fire cap seat 22 are communicated;

[0033] The inner ring-shaped fire cap 3 is hollow and has a lower opening, and the upper end of the axis hole 31 of the inner ring-shaped fire cap 3 is provided with a reverse conical cavity 32, and an outer interface is provided on the outer ring wall plate;

[0034] The fire divider seat 2 is arranged on the seat plate 11, the nozzles on the left outlet gas seat 121, the stir-fry outlet gas seat 131 and the right outlet gas seat 141 are respectively opposite to the outer ring ejector pipe 231, the stir-fry ejector pipe 241 and the inner ring ejector pipe 25 and support the bottom plate of the outer ring gas groove 21, and the gap between the fire divider seat and the seat plate 11; the outer interface is inserted into the outer ring wall plate of the inner circular ring-shaped fire cap seat 22, the inner ring wall plate of the inner ring-shaped fire cap 3 is inserted into the central axis hole 221, the straight injection gas pipe 242 is inserted into the axis hole 31 and constitutes an annular secondary air passage, and the axis hole 31 at the upper end of the straight injection gas pipe 242 constitutes a stir-fry combustion cavity; the outer ring-shaped fire cap 4 and the outer ring gas groove 21 are buckled;

[0035] With such a design, the furnace head 1 and the fire divider seat 2 are compact in structure and convenient to manufacture.

[0036] As a further improvement of the utility model: it further includes a wind shield 5,

[0037] The wind shield 5 intersects with the inlet gas seats of the outer ring ejector pipe 231, the stir-fry ejector pipe 241 and the inner ring ejector pipe 25. With such a structure, air entering the lower part of the fire divider seat 2 through the front ends of the outer ring ejector pipe 231, the stir-fry ejector pipe 241 and the inner ring ejector pipe 25 is prevented, and the introduction of air by the ejector pipes is not disturbed.

[0038] As a further improvement of the present application, the furnace head 1 further comprises a stir-frying premixing cavity 26 arranged on the lower surface of the seat plate 11, the stir-frying premixing cavity 26 has a lower opening and a front opening; the air outlet end of the stir-frying air outlet seat is located in the stir-frying premixing cavity 26. With such a design, the required air during stir-frying is ensured, and external interference is prevented.

[0039] As a further improvement of the present application, the stir-frying injection pipe 241 passes through the inner circular ring-shaped fire cover seat 22 and extends into the central axis hole 221.

[0040] The inner ring injection pipe 25 and the stir-frying injection pipe 241 are connected with the bottom plate of the inner circular ring-shaped fire cover seat 22 and the outer ring gas groove 21.

[0041] As a further improvement of the present application, the spark distributor seat 2 is further provided with two positioning rings 27, the positioning rings 27 are connected with the inner ring wall plate of the outer ring gas groove 21 and the inner circular ring-shaped fire cover seat 22.

[0042] The ignition needle mounting seat 15 and the induction needle mounting seat 16 are respectively inserted with one positioning ring 27.

[0043] The spark distributor seat 2 is provided with a support column seat 28, the support column seat 28 is supported and matched with the seat plate 11; the premixing cavity 232 is supported and matched with the seat plate 11.

[0044] As a further improvement of the present application, the outer ring wall plate of the inner ring-shaped fire cover 3 is provided with an inner ring combustion hole group 33 and a flame stabilizing groove 34, and the inverted conical cavity 32 is provided with a central combustion hole group 35.

[0045] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A top-inlet stir-fry burner, characterized by: It includes a burner head, a fire distributor seat, an inner ring fire cover and an outer ring fire cover. The stove head includes a base plate, a left outer air inlet and outlet seat, a stir-fry air inlet and outlet seat, a right inner air inlet and outlet seat, an ignition needle mounting seat and a sensor needle mounting seat. The left outer air inlet and outlet seat includes a left air outlet seat located on the upper surface of the base plate and a left air inlet seat located on the lower surface. The right inner air inlet and outlet seat includes a right air outlet seat located on the upper surface of the base plate and a right air inlet seat located on the lower surface. The stir-fry air inlet and outlet seat includes a stir-fry air outlet seat located on the upper surface of the base plate and a stir-fry air inlet seat located on the lower surface. The fire distributor seat includes an outer ring gas groove, an inner ring fire cover seat, an outer ring ejector pipe and a premixing chamber, a stir-fry ejector pipe and a direct injection gas pipe and an inner ring ejector pipe. The direct injection gas pipe is located in the central axis hole of the inner ring fire cover seat and has a gap. An inverted conical cavity is provided at the upper end of the axial hole of the inner annular fire cover, and an external interface is provided on the outer ring wall plate; The ignition distributor seat is arranged on the seat plate, and the nozzles on the left air outlet seat, the stir-fry air outlet seat and the right air outlet seat are respectively opposite to the outer ring ejector tube, the stir-fry ejector tube and the inner ring ejector tube and support the bottom plate of the outer ring gas groove; the external interface is inserted into the outer ring wall plate of the inner circular fire cover seat, the inner ring wall plate is inserted into the central axis hole, the direct injection gas pipe is inserted into the axis hole and forms an annular secondary air channel, and the axis hole at the upper end of the direct injection gas pipe forms a stir-fry combustion chamber.

2. The top-inlet stir-fry burner according to claim 1, characterized in that: Also includes wind deflector, The wind shield intersects with the outer ring ejector pipe, the stir-fry ejector pipe and the inner ring ejector pipe air inlet seat.

3. The top-inlet stir-fry burner according to claim 2, characterized in that: The stove head also includes a stir-fry premixing chamber arranged on the lower surface of the base plate, the stir-fry premixing chamber has a lower opening and a front opening; the air outlet end of the stir-frying air outlet seat is located in the stir-frying premixing chamber.

4. The top-inlet stir-fry burner according to claim 1, characterized in that: The stir-fry ejector tube passes through the inner annular fire cover seat and extends into the central axis hole thereof.

5. The top-inlet stir-fry burner according to claim 1, characterized in that: The inner ring ejector tube, the stir-fry ejector tube, the inner circular ring fire cover seat and the bottom plate of the outer ring gas groove are connected.

6. The top-inlet stir-fry burner according to claim 1, characterized in that: A support column seat is provided on the fire distributor seat, and the support column seat is supported and matched with the seat plate.

7. The top-inlet stir-fry burner according to claim 1, characterized in that: An inner ring combustion hole group and a flame stabilizing groove are arranged on the outer ring wall plate of the inner ring fire cover, and a central combustion hole group is arranged on the inverted cone cavity.

8. A top-inlet stir-fry burner according to claim 1, 2, 3, 4, 5, 6 or 7, characterized in that: The fire distributor seat is also provided with two positioning rings, which are connected to the outer ring gas groove and the inner ring fire cover seat; The ignition needle mounting seat and the induction needle mounting seat are respectively plugged into a positioning ring.

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