Outdoor gas infrared burner

Abstract

An outdoor gas infrared burner comprises a shell, an infrared burning plate, a decorative sleeve, a gas inlet and outlet connector piece, a nozzle, a circular splitter plate and a circular net body, the circular splitter plate is supported by an arc-shaped supporting protrusion and a supporting column, and a pin column is inserted into a positioning hole; the circular net body is arranged on a supporting block on a bottom plate of the gas cavity, the radial turbulent flow protrusions support the circular net body, the screws penetrate through the circular net body and the connecting holes to be screwed with the fixing columns, and the circular net body and the circular splitter plate are arranged up and down and attached to each other; the infrared combustion plate is inserted into the infrared plate cavity, the shell is inserted into the decorative sleeve, and a radial annular plate of the decorative sleeve is buckled with the infrared combustion plate; the nozzle is arranged at the air outlet end of the air inlet and outlet connector piece and extends into the injection pipe. The shell height is reduced, and the size is small; the premixing cavity, the circular splitter plate and the circular net body act together, and gas and air are mixed evenly.

Description

Technical Field

[0001] The invention relates to a gas infrared burner, in particular to an outdoor infrared burner. Background Art

[0002] At present, the existing technology is Chinese patent 202211583093.6, a burner with hidden ignition for outdoor use, including a furnace cavity with a closed setting around the periphery, a porous ceramic plate is provided on the top of the furnace cavity, and the porous ceramic plate is fixedly installed on the top opening of the furnace cavity through a decorative ring. The outer wall of the furnace cavity is fixed with an ignition needle connected by a high-voltage ignition wire, and an ejector tube is provided in the furnace cavity. One end of the ejector tube extends from the furnace cavity, and the end of the ejector tube is connected to the main gas pipe through the main nozzle. A secondary nozzle is also installed at the bottom of the furnace cavity, and the secondary nozzle extends into the interior of the furnace cavity. The gas outlet end of the secondary nozzle is located below the ignition needle, and the gas inlet end of the secondary nozzle is connected to the side wall of the main nozzle through the secondary gas pipe. The main gas pipe of this burner is connected to the main nozzle and the secondary nozzle at the same time. The main nozzle is connected to the main gas pipe and sprays gas into the furnace cavity through the ejector tube, and the secondary nozzle synchronously extends from the bottom of the furnace cavity to spray gas to the top of the furnace cavity. Problems: The height from top to bottom is high, the volume is large, and there is a hidden danger of uneven mixing of gas and air. Summary of the invention

[0003] The purpose of the present invention is to provide an outdoor gas infrared burner which has the characteristics of small height and uniform mixing of gas and air.

[0004] The present invention is implemented as follows: an outdoor gas infrared burner, which is special in that it includes a shell, an infrared combustion plate, a decorative sleeve, an inlet and outlet gas connector, a nozzle, a circular diverter plate and a circular mesh body.

[0005] The shell includes an ejector tube, a premixing chamber, an air intake chamber, a combustion chamber and an infrared plate chamber, arc-shaped supporting protrusions and supporting columns, and radial spoiler protrusions evenly distributed on the circumference. The ejector tube is provided with a plurality of air ejection holes, and a fixing column is provided on the bottom plate of the premixing chamber.

[0006] The circular manifold is provided with air guide holes, positioning holes and connection holes;

[0007] The circular manifold is provided with air guide holes, positioning holes and connection holes;

[0008] The circular diverter plate is supported by arc-shaped support protrusions and support columns, and the pin column is inserted into the positioning hole; the circular mesh body is arranged on the support block on the bottom plate of the gas chamber, and the radial spoiler protrusion supports the circular mesh body, and the screws pass through the circular mesh body and the connecting holes and are screwed into the fixing columns; the infrared combustion plate is inserted into the infrared plate cavity, the shell is inserted into the decorative sleeve, and the radial annular plate of the decorative sleeve is buckled with the infrared combustion plate; the nozzle is connected to the outlet end of the inlet and outlet joint and extends into the ejector tube.

[0009] The outdoor gas infrared burner is special in that the radial spoiler protrusion is in an arc shape.

[0010] The outdoor gas infrared burner is special in that a plurality of pre-disturbance protrusions are arranged on the bottom plate of the premixing chamber, and the pre-disturbance protrusions are distributed in a circular shape.

[0011] The outdoor gas infrared burner is special in that: the inlet and outlet gas joint is provided with an outlet interface pipe and an air inlet hole, and the outlet interface pipe is provided with an internal thread and an external thread;

[0012] Also includes air inlet connector,

[0013] The air inlet joint is screwed with the air inlet hole, the nozzle is screwed with the internal thread of the air outlet interface pipe, the external thread of the air outlet interface is screwed with the internal thread of the ejector tube, and the inlet and outlet joints close the air inlet end of the ejector tube.

[0014] The outdoor gas infrared burner is special in that the gas inlet and outlet joints are in the shape of a regular hexagon.

[0015] The invention discloses an outdoor gas infrared burner, which adopts such a design to reduce the height of the shell and reduce the volume; the premixing chamber, the circular splitter plate and the circular mesh body work together to mix the gas and air evenly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a cross-sectional view of the present invention.

[0017] Figure 2 It is one of the stereograms of the present invention.

[0018] Figure 3 It is two of the three-dimensional diagrams of the present invention.

[0019] Figure 4 It is a top view of the housing of the present invention.

[0020] Figure 5 It is one of the partial stereograms of the present invention.

[0021] Figure 6 It is the second partial stereogram of the present invention.

[0022] Figure 7 It is a three-dimensional exploded view of the present invention. DETAILED DESCRIPTION

[0023] Embodiments of the present invention are described in detail below, examples of which 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 only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] like Figure 1 As shown, an outdoor gas infrared burner includes a housing 1, an infrared combustion plate 2, a decorative sleeve 3, an inlet and outlet gas connector 4, a nozzle 5, a circular diverter plate 6 and a circular mesh body 7.

[0026] The housing 1 comprises an ejector tube 11, a premixing chamber 12, a gas chamber 13, an infrared plate chamber 14, an arc-shaped support protrusion 15, a support column 16 and radial spoiler protrusions 17 evenly distributed on the circumference. The ejector tube 11 is provided with a plurality of air ejection holes 111, and a fixing column 121 is provided on the bottom plate of the premixing chamber 12; the premixing chamber 12 protrudes outward from the bottom plate of the gas chamber and is connected with the ejector tube 11; the radial spoiler protrusion 17 is provided on the bottom plate of the gas chamber and surrounds the premixing chamber; the arc-shaped support protrusion 15 is opposite to the gas outlet chamber of the ejector tube; it plays a role in slowing down and stabilizing the flow; the ejector tube 11 is a circular tube;

[0027] The diameter of the premixing chamber 12 is smaller than the diameter of the gas chamber 13, and the gas and air are premixed in the premixing chamber 12 and then quickly enter the gas chamber;

[0028] The circular diverter plate 6 is provided with air guide holes, positioning holes and connection holes, and the circular diverter plate 6 plays the role of equalizing and diverting the flow; the area of ​​the circular diverter plate 6 is smaller than the area of ​​the circular mesh body;

[0029] The decorative sleeve 3 includes an axial sleeve and a radial annular plate;

[0030] The arc-shaped support protrusion 15 and the support column 16 support the circular diverter plate 6, and the pins on the arc-shaped support protrusion 15 and the support column 16 are inserted into the positioning holes on the circular diverter plate 6; the circular mesh body 7 is arranged on the support block 131 on the bottom plate of the gas chamber 13, and the radial spoiler protrusion 17 supports the circular mesh body 7, the screws pass through the connecting holes on the circular mesh body 7 and the circular diverter plate and are screwed into the fixing column 121, and the circular mesh body and the circular diverter plate are arranged up and down and fit together; the infrared combustion plate 2 is inserted into the infrared plate cavity 14, the shell 1 is inserted into the decorative cover 3, and the radial annular plate of the decorative cover 3 is buckled with the infrared combustion plate 2; the nozzle 5 is arranged at the outlet end of the inlet and outlet gas joint 4 and extends into the ejector tube 11.

[0031] As a further improvement of the present invention: the radial spoiler protrusion 17 is in an arc shape.

[0032] As a further improvement of the present invention: a plurality of pre-disturbance protrusions 122 are provided on the bottom plate of the premixing chamber 12, and the pre-disturbance protrusions 122 are distributed in a circular shape.

[0033] As a further improvement of the present invention: the inlet and outlet air connector 4 is provided with an outlet port pipe 41 and an air inlet hole 42, and the outlet port pipe 41 is provided with an internal thread and an external thread;

[0034] Also includes an air inlet connector 8,

[0035] The air inlet connector 8 is screwed with the air inlet hole 42 , the nozzle 5 is screwed with the internal thread of the air outlet interface tube 41 , the external thread of the air outlet interface tube 41 is screwed with the internal thread of the ejector tube 11 , and the air inlet and outlet connector 4 closes the air inlet end of the ejector tube 11 .

[0036] The inlet and outlet air connector 4 is in the shape of a regular hexagon.

[0037] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An outdoor gas infrared burner, characterized in that: It includes a shell, an infrared combustion plate, a decorative sleeve, an air inlet and outlet joint, a nozzle, a circular diverter plate and a circular mesh body. The shell includes an ejector tube, a premixing chamber, a gas chamber, an infrared plate chamber, an arc-shaped supporting protrusion and a supporting column, and radial spoiler protrusions evenly distributed on the circumference. The ejector tube is provided with a plurality of air ejection holes, and a fixing column is provided on the bottom plate of the premixing chamber. The circular manifold is provided with air guide holes, positioning holes and connection holes; The circular arc-shaped support protrusion and the support column support the circular diverter plate, and the pin column is inserted into the positioning hole; the circular mesh body is arranged on the support block on the bottom plate of the gas chamber, and the radial spoiler protrusion supports the circular mesh body, the screws pass through the circular mesh body and the connecting holes and are screwed into the fixing columns, and the circular mesh body and the circular diverter plate are arranged up and down and fit together; the infrared combustion plate is inserted into the infrared plate cavity, the shell is inserted into the decorative cover, and the radial annular plate of the decorative cover is buckled with the infrared combustion plate; the nozzle is arranged at the outlet end of the inlet and outlet joint and extends into the ejector tube.

2. An outdoor gas infrared burner according to claim 1, characterized in that: The radial spoiler protrusion is in an arc shape.

3. An outdoor gas infrared burner according to claim 1, characterized in that: A plurality of pre-disturbance protrusions are arranged on the bottom plate of the pre-mixing chamber, and the pre-disturbance protrusions are distributed in a circular shape.

4. An outdoor gas infrared burner according to claim 1, characterized in that: The air inlet and outlet joint piece is provided with an air outlet interface pipe and an air inlet hole, and the air outlet interface pipe is provided with an internal thread and an external thread; Also includes air inlet connector, The air inlet joint is screwed with the air inlet hole, the nozzle is screwed with the internal thread of the air outlet interface pipe, the external thread of the air outlet interface pipe is screwed with the internal thread of the ejector pipe, and the air inlet and outlet joint piece closes the air inlet end of the ejector pipe.

5. An outdoor gas infrared burner according to claim 4, characterized in that: The air inlet and outlet joint pieces are in the shape of a regular hexagon.

6. An outdoor gas infrared burner according to claim 1, characterized in that: The ejector tube is in a round tube shape.

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