Turbulent flow premixing type outdoor gas infrared burner

Abstract

A turbulent flow premixing type outdoor gas infrared burner comprises a shell, an infrared burning plate, a decorative sleeve, a gas inlet connector piece, a nozzle, a splitter plate and a circular net body, the shell comprises an injection pipe, a premixing cavity, a turbulent flow plate arranged in the premixing cavity, a gas cavity and an infrared plate cavity, and the injection pipe is communicated with the premixing cavity; an air hole is formed in the injection pipe; the splitter plate is provided with an air guide hole; the circular net body and the splitter plate are overlapped up and down and are arranged at the lower part of the gas cavity, the splitter plate covers the premixing cavity, the infrared combustion plate is inserted into the infrared plate cavity, the shell is inserted into the decorative sleeve, and a radial circular plate of the decorative sleeve is buckled with the infrared combustion plate; the air inlet connector piece is connected with the injection pipe, and the nozzle is arranged at the air outlet end of the air inlet connector piece and extends into the injection pipe. The shell height is reduced, and the size is small; the premixing cavity, the splitter plate and the circular net body act together, and gas and air are mixed evenly.

Description

TECHNICAL FIELD

[0001] The utility model relates to an outdoor infrared burner. BACKGROUND

[0002] Chinese patent 202211583093.6, an outdoor hidden ignition burner, comprising a peripheral ring around the closed setting of the furnace cavity, the top of the furnace cavity is provided with a porous ceramic plate, the porous ceramic plate is fixedly installed on the top opening of the furnace cavity through the decorative ring, the outer wall of the furnace cavity is fixed with an ignition needle connected by a high-voltage ignition line, the furnace cavity is provided with an ejector pipe, one end of the ejector pipe extends from the furnace cavity, the end of the ejector pipe extends through the main nozzle to connect the main gas pipe, the bottom of the furnace cavity is also provided with a sub-nozzle, the sub-nozzle extends into the inside of the furnace cavity, the gas outlet end of the sub-nozzle is located below the ignition needle, the gas inlet end of the sub-nozzle is connected to the side wall of the main nozzle through the sub-gas pipe. The main gas pipe of this burner is connected with the main nozzle and the sub-nozzle at the same time, the main nozzle connected with the main gas pipe sprays gas into the furnace cavity through the ejector pipe, and the sub-nozzle sprays gas from the bottom of the furnace cavity to the upper part of the furnace cavity. The problem is that the height is high, the volume is large, and there is a risk of uneven mixing of gas and air. SUMMARY

[0003] The utility model aims at: provide a kind of outdoor gas infrared burner of turbulence premixing formula, it has the characteristics of height small, gas and air mixing evenly.

[0004] The utility model is realized as follows: a kind of outdoor gas infrared burner of turbulence premixing formula, special in that: including shell, infrared combustion plate, decorative cover, gas inlet connector, nozzle, shunt plate and circular net body,

[0005] The shell includes an ejector pipe, a premixing chamber, a turbulence plate disposed in the premixing chamber, a gas chamber, and an infrared plate chamber, and the ejector pipe and the premixing chamber are in communication.

[0006] The shunt plate is provided with a gas guide hole.

[0007] The circular net body and the shunt plate are stacked vertically and disposed in the lower part of the gas chamber, and the shunt plate covers the premixing chamber.

[0008] The outdoor gas infrared burner of turbulence premixing formula, special in that: the premixing chamber is circular, and a support column is provided on the bottom plate of the gas chamber.

[0009] The shunt plate is circular.

[0010] The support column supports the shunt plate, and the screw passes through the circular net body and the shunt plate and is screwed with the support column.

[0011] The outdoor gas infrared burner with the flow disturbance premixing, wherein the flow splitter comprises an open cavity and a ring-shaped seat plate,

[0012] The circular net body covers the cavity, and the screw passes through the circular net body and the ring-shaped seat plate and is screwed with the supporting column.

[0013] The outdoor gas infrared burner with the flow disturbance premixing, wherein the flow splitter comprises a central flow disturbance plate group and a side flow disturbance plate group,

[0014] The central flow disturbance plate group comprises two central circular arc plates which are distributed in a splayed manner,

[0015] The side flow disturbance plate group is composed of a plurality of side circular arc plates.

[0016] The central flow disturbance plate group is sequentially provided along the gas outlet direction of the ejector pipe, and the side flow disturbance plate group is provided on both sides of the diameter line where the central flow disturbance plate group is located; the gap between the ejector pipe and the two central circular arc plates is opposite.

[0017] The outdoor gas infrared burner with the flow disturbance premixing, wherein the height of the central flow disturbance plate group gradually decreases along the gas outlet direction of the ejector pipe.

[0018] The outdoor gas infrared burner with the flow disturbance premixing, wherein the premixing cavity is semicircular, the supporting column is arranged on the bottom plate of the premixing cavity and extends into the gas cavity, and the supporting table is arranged on the bottom plate of the gas cavity.

[0019] The flow splitter is semicircular.

[0020] The supporting column supports the flow splitter, and the supporting table supports the circular net body.

[0021] The outdoor gas infrared burner with the flow disturbance premixing, wherein the flow splitter comprises a main circular arc flow disturbance plate and a secondary circular arc flow disturbance plate.

[0022] The main circular arc flow disturbance plate is located on both sides of the diameter line where the ejector pipe is located and is distributed in a splayed manner,

[0023] The main circular arc flow disturbance plate and the secondary circular arc flow disturbance plate are sequentially distributed from the gas outlet end of the ejector pipe.

[0024] The outdoor gas infrared burner with the flow disturbance premixing, wherein the ejector pipe is in the shape of a circular tube.

[0025] The outdoor gas infrared burner with the flow disturbance premixing, wherein the gas inlet connector comprises a gas inlet pipe part and a gas outlet pipe part, and the gas inlet pipe part and the gas outlet pipe part are perpendicular.

[0026] The copper powder sintering filter element is arranged in the air inlet pipe part.

[0027] The utility model discloses a disturbance premixing type outdoor gas infrared burner, adopt such design, reduced the casing height, small size, premixing chamber, splitter plate and round net body jointly act, gas and air mix evenly. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is the sectional view of the utility model.

[0029] Figure 2 It is the A-A view of Figure 1

[0030] Figure 3 It is one of the stereoscopic exploded view of the utility model.

[0031] Figure 4 It is the second stereoscopic exploded view of the utility model.

[0032] Figure 5 It is the perspective view of the utility model.

[0033] Figure 6 It is the sectional view of the second embodiment of the utility model.

[0034] Figure 7 It is the B-B view of Figure 6

[0035] Figure 8 It is one of the stereoscopic exploded view of the second embodiment of the utility model.

[0036] Figure 9 It is the second stereoscopic exploded view of the utility model.

[0037] Figure 10 It is the plan view of the casing of the second embodiment of the utility model. DETAILED DESCRIPTION

[0038] The embodiments of the utility model are described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the utility model, and cannot be understood as the limitation of the utility model.

[0039] ​​In the description of the utility model, it is to explain, unless another explicit provision and limitation, term '' install '' '' link '' '' connection '' should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be direct connection, also can be indirectly connected through intermediate medium, can be two element inside intercommunication, for ordinary skilled person in the art, can understand the concrete meaning of above-mentioned term in the utility model with specific situation.

[0040] Embodiment 1

[0041] As Figure 1 , Figure 2 Indicated, a spoiler premixing type outdoor gas infrared burner, including shell 1, infrared combustion plate 2, decorative sleeve 3, air inlet connector 4, nozzle 5, splitter plate 6 and circular net body 7,

[0042] Shell 1 includes ejector pipe 11, premixing cavity 12, spoiler arranged in premixing cavity 12, gas cavity 13 and infrared plate cavity 14, and the premixing cavity 12 is communicated with the ejector pipe 11;Air hole 111 is arranged on the ejector pipe 11, and the air hole 111 is arranged around the end of the ejector pipe 11;

[0043] Splitter plate 6 is provided with air guide hole, which plays the role of uniform flow;

[0044] Circular net body 7 and splitter plate 6 are stacked up and down and arranged in the lower part of gas cavity 13, splitter plate 6 covers premixing cavity 12, infrared combustion plate 2 is inserted into infrared plate cavity 14, shell 1 is inserted into decorative sleeve 3, and the radial circular ring plate 31 of decorative sleeve 3 is buckled with infrared combustion plate 2;Air inlet connector is connected with ejector pipe 11, nozzle 5 is arranged at the air outlet end of air inlet connector 4 and extends into ejector pipe 11.

[0045] As Figure 2 , Figure 3 Indicated, the premixing cavity 12 is circular, and the bottom plate of the gas cavity 13 is provided with support column 131;

[0046] The splitter plate 6 is circular;

[0047] Support column 131 supports splitter plate 6, and screw passes through circular net body 7 and splitter plate 6 and is screwed with support column 131;

[0048] As a further improvement of the utility model: the splitter plate 6 includes an open cavity 61 and an annular seat plate 62,

[0049] Circular net body 7 covers cavity 61, and screw passes through circular net body 7 and annular seat plate 62 and is screwed with support column 13.

[0050] As Figure 2 , Figure 3As shown, the spoiler includes a central spoiler group 151 and a side spoiler group 152,

[0051] The central spoiler group 151 includes two central circular arc plates 1511 arranged in a splayed shape,

[0052] The side spoiler group 152 is composed of a plurality of side circular arc plates.

[0053] The central spoiler group 151 is provided with a plurality of central circular arc plates 1511 arranged in a splayed shape along the gas outlet direction of the ejector pipe 11, and the side spoiler group 13 is arranged on both sides of the diameter line of the central spoiler group 151; the gap between the ejector pipe 11 and the two central circular arc plates 1511 is opposite. With such a layout, the mixed gas of the gas and air entering the premixing chamber 12 through the ejector pipe 11 is fully mixed under the action of the spoiler; and the mixed gas is further mixed by the flow divider and the circular mesh body, so that the gas and air are fully mixed.

[0054] As a further improvement of the utility model, the height of the central spoiler group 151 gradually decreases along the gas outlet direction of the ejector pipe 11.

[0055] The ejector pipe 11 is in the shape of a circular tube.

[0056] As shown in the drawings, Figure 1 , Figure 2 The air inlet joint 4 includes an air inlet pipe portion 41 and an air outlet pipe portion 42, and the air inlet pipe portion 41 and the air outlet pipe portion 42 are perpendicular,

[0057] Further comprising a copper powder sintered filter core 43, which is arranged in the air inlet pipe portion 41 and covers the air inlet end of the air outlet pipe portion. The water outlet pipe portion is threadedly connected with the ejector pipe 11. When the gas tank is shaken or inverted, the gas cannot be atomized in time, and the liquid directly blocks the burner nozzle; the copper powder sintered filter core 43 is arranged to produce atomization under high pressure of the gas, so that the nozzle hole is not blocked.

[0058] Embodiment 2

[0059] As shown in the drawings, Figure 6 , Figure 7 The premixing chamber 12 is in the shape of a semicircle, and a support column 131 is arranged on the bottom plate of the premixing chamber 12 and extends into the gas chamber 13, and a support table 132 is arranged on the bottom plate of the gas chamber 13;

[0060] The flow divider 6 is in the shape of a semicircle.

[0061] The support column 131 supports the flow divider 6, and the support table 132 supports the circular mesh body 7.

[0062] The spoiler includes a main circular arc spoiler 161 and a secondary circular arc spoiler 162;

[0063] The main circular arc spoiler 161 is located on both sides of the diameter line where the ejector pipe 11 is located and is distributed in a splayed shape,

[0064] The main circular arc spoiler 161 and the auxiliary circular arc spoiler 162 are sequentially distributed from the air outlet end of the ejector pipe 11; the outer circumferential surfaces of the main circular arc spoilers 161 are opposite to each other; the air outlet direction of the ejector pipe is opposite to the gap between the two main circular arc spoilers 161; and the air outlet direction of the ejector pipe is opposite to the concave side of the auxiliary circular arc spoiler 162.

[0065] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and their equivalents.

Claims

1. A turbulence premix outdoor gas infrared burner characterized by: The shell, the infrared combustion plate, the decorative sleeve, the air inlet connector, the nozzle, the flow distribution plate and the circular net body, The shell comprises an ejector pipe, a premixing cavity, a spoiler arranged in the premixing cavity, a gas cavity and an infrared plate cavity, the ejector pipe and the premixing cavity are communicated; the ejector pipe is provided with air holes; The flow distribution plate is provided with air guide holes; The circular net body and the flow distribution plate are stacked up and down, and are arranged in the lower part of the gas cavity, the flow distribution plate covers the premixing cavity, the infrared combustion plate is inserted into the infrared plate cavity, the shell is inserted into the decorative sleeve, the radial circular ring plate of the decorative sleeve is buckled with the infrared combustion plate; the air inlet connector is connected with the ejector pipe, and the nozzle is arranged at the air outlet end of the air inlet connector and extends into the ejector pipe.

2. The pre-mix outdoor gas infrared burner with turbulence according to claim 1, characterized in that: The premixing cavity is circular, and a support column is arranged on the bottom plate of the gas cavity; The flow distribution plate is circular; The support column supports the flow distribution plate, and the screw passes through the circular net body and the flow distribution plate and is screwed with the support column.

3. The pre-mix outdoor gas infrared burner with turbulence according to claim 2, characterized in that: The flow distribution plate comprises an open upper cavity and an annular seat plate, The circular net body covers the cavity, and the screw passes through the circular net body and the annular seat plate and is screwed with the support column.

4. The pre-mixed outdoor gas infrared burner with turbulence according to claim 2, characterized in that: The spoiler comprises a central spoiler group and a side spoiler group, The central spoiler group comprises two central circular arc plates arranged in a splayed manner, The side spoiler group is composed of a plurality of side circular arc plates; The central spoiler group is sequentially arranged along the air outlet direction of the ejector pipe, and the side spoiler group is arranged on both sides of the diameter line where the central spoiler group is located; the gap between the ejector pipe and the two central circular arc plates is opposite.

5. A turbulence premix outdoor gas infrared burner according to claim 4, characterized in that: The height of the central spoiler group gradually decreases along the air outlet direction of the ejector pipe.

6. The pre-mix outdoor gas infrared burner with turbulence according to claim 1, characterized in that: The premixing cavity is semicircular, a support column is arranged on the bottom plate of the premixing cavity and extends into the gas cavity, and a support table is arranged on the bottom plate of the gas cavity; The flow distribution plate is semicircular; The support column supports the flow distribution plate, and the support table supports the circular net body.

7. A turbulence premix outdoor gas infrared burner according to claim 6, characterized in that: The spoiler comprises a main circular arc spoiler and a secondary circular arc spoiler; The main circular arc spoiler is arranged on both sides of the diameter line where the ejector pipe is located and is arranged in a splayed manner, The main circular arc spoiler and the secondary circular arc spoiler are sequentially arranged from the air outlet end of the ejector pipe.

8. The pre-mix outdoor gas infrared burner with turbulence according to claim 1, characterized in that: The ejector pipe is in the shape of a circular tube.

9. A turbulence premix outdoor gas infrared burner as defined in claim 1, 2, 3, 4, 5, 6, 7 or 8, characterized in that: The air inlet connector comprises an air inlet pipe part and an air outlet pipe part, the air inlet pipe part and the air outlet pipe part are perpendicular, Further comprising a copper powder sintered filter element, the copper powder sintered filter element is arranged in the air inlet pipe part.

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