Fuel gas ignition rod

Abstract

A fuel gas ignition rod comprises a shell with an upper opening, a connecting base, a tube shell, a burner, a windshield and a heat accumulator, and the connecting base is provided with an inner threaded hole, a connector and an arc-shaped connecting plate; the tube shell comprises an external thread part arranged at the lower end, a seat body arranged at the upper end, an annular seat plate and a primary air inlet hole, and the seat body is provided with an internal thread cavity and an external thread connecting part; the combustor comprises a premixing pipe body, an air inlet connector, a nozzle, an air injection hole, an external thread neck and a combustion head, wherein the air inlet connector and the nozzle are arranged at the lower end of the premixing pipe body. The external thread part is screwed with the internal thread hole, and the joint and the arc-shaped connecting plate extend into the shell and are detachably connected; the external thread neck part is screwed with the internal thread cavity of the seat body and supports the combustion head, the heat accumulator is arranged in the windproof cover, and the windproof cover is screwed with the external thread connecting part; and the primary air holes and the air injection holes are staggered. Due to the arrangement of the windproof cover and the heat accumulator, the flame of the combustion head is stable due to the effect of the windproof cover and the heat accumulator is located in the flame, and wind prevention and wind resistance are achieved.

Description

Technical Field

[0001] The present invention relates to ceremonial torches and fire starters. Background Art

[0002] The current existing technology, Chinese patent 201510020427.2, an automatic electronic ignition primer, includes a gas-air mixing tube and an electronic igniter connected to the gas-air via at least one detachable connector at a preset distance, the ignition end of the igniter is connected to the bent outlet end of the gas-air mixing tube, the inlet end of the gas-air mixing tube is connected to an air connector, and the air connector is connected to a gas connector. The problem is that the windproof performance is poor, and the flame is erratic when the wind is strong. Summary of the invention

[0003] The purpose of the present invention is to provide a gas ignition rod which has the characteristics of stable flame and windproof and resistance.

[0004] The present invention is implemented as follows: a gas ignition rod, which is special in that it includes a shell with an upper opening, a connecting seat, a tube shell, a burner, a wind shield and a heat storage body.

[0005] The connecting seat is provided with an internal threaded hole, a joint and an arc-shaped connecting plate;

[0006] The tube shell includes an external threaded portion arranged at the lower end, a seat body and an annular seat plate arranged at the upper end, and a primary air inlet hole, and the seat body is provided with an internal threaded cavity and an external threaded connection portion; the burner includes a premixing tube body, an air inlet joint and a nozzle arranged at the lower end, an air injection hole, an external threaded neck and a combustion head, and the combustion head is provided with a combustion hole;

[0007] The external threaded portion is screwed into the internal threaded hole, the joint and the arc-shaped connecting plate extend into the shell and are detachably connected; the external threaded neck is screwed into the internal threaded cavity of the seat body and supports the combustion head, the heat storage body is arranged in the wind shield, and the wind shield and the external threaded connecting portion are screwed together; the primary air hole and the air injection hole are staggered.

[0008] The gas ignition rod is special in that: the combustion head is provided with an annular groove and a plurality of axial secondary air holes distributed on the circumference, and the axial secondary air holes surround the combustion hole and are connected with the annular groove.

[0009] The gas ignition rod is special in that an axial air guide groove is arranged in the annular groove, and the axial air guide groove is connected with the axial secondary air hole.

[0010] The special feature of the gas ignition rod is that the wind shield comprises an inner cylindrical mesh body, an outer cylindrical mesh body and an annular top plate, and a plurality of arc-shaped holes are arranged on the annular top plate;

[0011] The lower end of the outer cylindrical mesh body is provided with an internal thread, and the heat storage body is arranged in the inner cylindrical mesh body;

[0012] The internal thread of the outer cylindrical mesh body is screwed with the external thread connecting part of the seat body.

[0013] The gas ignition rod is special in that it also includes a frame, which includes a cylindrical frame body, an outer flange at the upper end and a circular base plate at the lower end;

[0014] The heat storage body is arranged in the cylindrical seat frame body and is supported and matched with the arc-shaped base plate; the cylindrical seat frame body is inserted into the inner cylindrical net body, and the outer flange is fitted with the annular top plate.

[0015] The gas ignition rod is special in that it also includes a turbulator, which includes a cylindrical frame, an annular edge plate arranged at the upper end and a radial spoiler arranged at the lower end;

[0016] The cylindrical frame seat is inserted into the inner cylindrical net body, the frame is inserted into the cylindrical frame seat, the outer flange, the annular edge plate and the annular top plate are stacked; the radial spoiler is located below the heat storage body.

[0017] The gas ignition rod is special in that it also includes an inner tube shell, and the upper end and the outer end of the inner tube shell are respectively provided with an upper flange and a lower flange;

[0018] The inner tube shell is arranged in the tube shell, the upper flange and the lower flange are respectively fitted with the inner wall of the tube shell, the air inlet joint is inserted into the inner tube shell, and the lower end of the premixing tube body is sealed.

[0019] The invention provides a gas ignition rod, a windproof cover and a heat storage body. The flame of the combustion head is stable and windproof and wind-resistant due to the effect of the windproof cover and the heat storage body being located in the flame. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a cross-sectional view of the present invention.

[0021] Figure 2 It is one of the three-dimensional exploded views of the present invention.

[0022] Figure 3 It is the second of the three-dimensional exploded diagrams of the present invention.

[0023] Figure 4 It is three-dimensional exploded view of the present invention.

[0024] Figure 5 It is a perspective view of the present invention.

[0025] Figure 6 It is a three-dimensional exploded view of the wind shield of the present invention. DETAILED DESCRIPTION

[0026] 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.

[0027] 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.

[0028] like Figure 1 As shown, a gas ignition rod comprises an upper opening shell 1, a connecting seat 2, a tube shell 3, a burner 4, a wind shield 5 and a heat storage body 6.

[0029] The housing 1 also serves as a handle, and a gas switch valve and a gas tank are arranged inside the housing 1;

[0030] The connecting seat 2 is provided with an internal threaded hole 21 extending vertically therethrough, a joint 22, and an arc-shaped connecting plate 23 provided on the joint 22;

[0031] The tube shell 3 includes an external threaded portion 31 arranged at the lower end, a seat body 32 and an annular seat plate 33 arranged at the upper end, and a primary air inlet hole 34. The seat body 32 is provided with an internal thread cavity 321 and an external threaded connection portion 322.

[0032] The burner 4 includes a premixing tube body 41, an air inlet joint 42 and a nozzle 43 provided at the lower end, an air injection hole 44, an external threaded neck 45 and a combustion head 46, and a combustion hole 461 is provided on the combustion head 46;

[0033] The external threaded portion 31 is screwed into the internal threaded hole 21, and the joint 22 and the arc-shaped connecting plate 23 extend into the shell 1 and are detachably connected; the external threaded neck 45 is screwed into the internal threaded cavity 321 of the seat body 32 and supports the combustion head 46, and the premixing tube body 41 extends into the tube shell 3; the heat storage body 6 is arranged in the wind shield 5, and the wind shield 5 and the external threaded connection part 322 on the seat body 32 are screwed; the primary air hole 34 and the air introduction hole 44 are staggered. Such a structure can prevent external air flow from affecting the nozzle 43 from ejecting gas through the air introduction hole 44 to enter the premixing tube body 41, thereby maintaining a stable ratio of gas and air; the heat storage body 6 is located in the middle of the axial height of the wind shield, and the flame burns the heat storage body 6 and stores heat, so that the gas continues to be ignited, the flame remains stable and windproof and wind-resistant, and the flame is prevented from being blown out by external wind.

[0034] As a further improvement of the present invention: an annular groove 462 and axial secondary air holes 463 evenly distributed on the circumference are provided on the outer circumferential surface of the combustion head 46, and the axial secondary air holes 463 surround the combustion hole 41 and are connected to the annular groove 462;

[0035] As a further improvement of the present invention: an axial air guide groove 464 is provided in the annular groove 462, and the axial air guide groove 464 is connected to the axial secondary air hole 463; with such a structure, the amount of secondary air is stable, and the secondary air surrounds the combustion hole 41 to generate a flame, which is conducive to flame stability.

[0036] The wind shield 5 comprises an inner cylindrical mesh body 51 with upper and lower openings, an outer cylindrical mesh body 52 with upper and lower openings, and an annular top plate 53, on which a plurality of arc-shaped holes 531 are arranged; the annular top 53 is arranged inside the upper end of the outer cylindrical mesh body 52, and the upper end of the inner cylindrical mesh body 51 is inserted into the annular top plate 53, and the inner cylindrical mesh body 51, the outer cylindrical mesh body 52 and the annular top plate 53 are fixed together; the arc-shaped holes 531 are arranged, and the air entering between the outer cylindrical mesh body 52 and the inner cylindrical mesh body 51 is depressurized through the arc-shaped holes 531, thereby reducing the excessive wind speed outside, and the excessive wind speed entering the inner cylindrical mesh body 51 causes the flame to drift;

[0037] The lower end of the outer cylindrical mesh body 52 is provided with an internal thread, and the heat storage body 6 is arranged inside the inner cylindrical mesh body 51;

[0038] The internal thread of the outer cylindrical mesh body 52 is screwed into the external thread connection portion 322 of the seat body 32 .

[0039] As a further improvement of the present invention: it also includes a seat frame 7, the seat frame 7 includes a cylindrical seat frame body 71, an outer flange 72 arranged at the upper end and a circular ring base plate 73 arranged at the lower end;

[0040] The heat storage body 6 is arranged in the cylindrical seat frame body 71 and is supported and matched with the annular base plate 73; the cylindrical seat frame body 71 is inserted into the inner cylindrical mesh body 51, and the outer flange 72 is in contact with the annular top plate 53.

[0041] As a further improvement of the present invention: it also includes a turbulator 8, which includes a cylindrical frame 81, an annular edge plate 82 arranged at the upper end and a radial spoiler 83 arranged at the lower end;

[0042] The cylindrical frame seat 81 is inserted into the inner cylindrical mesh body 51 , the frame 7 is inserted into the cylindrical frame seat 81 , the outer flange 72 , the annular edge plate 82 and the annular top plate 53 are stacked; the radial spoiler 83 is located below the heat storage body 6 .

[0043] As a further improvement of the present invention: it also includes an inner tube shell 9, and the upper end and the outer end of the inner tube shell 9 are respectively provided with an upper flange and a lower flange;

[0044] The inner tube shell 9 is arranged in the tube shell 3, and the upper flange and the lower flange are respectively fitted with the inner wall of the tube shell 3. The air inlet joint 42 is inserted into the inner tube shell 9, and the upper flange and the lower end of the premixing tube body 41 are sealed.

[0045] The invention is used for obtaining fire, then lighting a kindling lamp, and then igniting a torch by igniting fire from the kindling lamp.

[0046] 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. A gas ignition rod, characterized in that: It includes a shell with an upper opening, a connecting seat, a tube shell, a burner, a wind shield and a heat storage body. The connecting seat is provided with an internal threaded hole, a joint and an arc-shaped connecting plate; The tube shell includes an external threaded portion arranged at the lower end, a seat body and an annular seat plate arranged at the upper end and a primary air inlet hole, and the seat body is provided with an internal thread cavity and an external threaded connection portion; The burner comprises a premixing tube body, an air inlet joint and a nozzle arranged at the lower end, an air injection hole, an external threaded neck and a combustion head, and a combustion hole is arranged on the combustion head; The external threaded portion is screwed into the internal threaded hole, the joint and the arc-shaped connecting plate extend into the shell and are detachably connected; the external threaded neck is screwed into the internal threaded cavity of the seat body and supports the combustion head, the heat storage body is arranged in the wind shield, and the wind shield and the external threaded connecting portion are screwed together; the primary air hole and the air injection hole are staggered.

2. A gas ignition rod according to claim 1, characterized in that: The burner head is provided with an annular groove and a plurality of axial secondary air holes distributed on the circumference, wherein the axial secondary air holes surround the burner hole and are communicated with the annular groove.

3. A gas ignition rod according to claim 2, characterized in that: An axial air guide groove is provided in the annular groove, and the axial air guide groove is communicated with the axial secondary air hole.

4. A gas ignition rod according to claim 1, characterized in that: The wind shield comprises an inner cylindrical mesh body, an outer cylindrical mesh body and an annular top plate, and a plurality of arc-shaped holes are arranged on the annular top plate; The lower end of the outer cylindrical mesh body is provided with an internal thread, and the heat storage body is arranged in the inner cylindrical mesh body; The internal thread of the outer cylindrical mesh body is screwed with the external thread connecting part of the seat body.

5. A gas ignition rod according to claim 4, characterized in that: Also included is a seat frame, which includes a cylindrical seat frame body, an outer flange arranged at the upper end, and a circular base plate arranged at the lower end; The heat storage body is arranged in the cylindrical seat frame body and is supported and matched with the arc-shaped base plate; the cylindrical seat frame body is inserted into the inner cylindrical net body, and the outer flange is fitted with the annular top plate.

6. A gas ignition rod according to claim 5, characterized in that: It also includes a turbulator, which includes a cylindrical frame, an annular edge plate arranged at the upper end and a radial spoiler arranged in the lower end; The cylindrical frame seat is inserted into the inner cylindrical net body, the frame is inserted into the cylindrical frame seat, the outer flange, the annular edge plate and the annular top plate are stacked; the radial spoiler is located below the heat storage body.

7. A gas ignition rod according to claim 1, 2, 3, 4, 5 or 6, characterized in that: It also includes an inner tube shell, wherein the upper end and the outer end of the inner tube shell are respectively provided with an upper flange and a lower flange; The inner tube shell is arranged inside the tube shell, the upper flange and the lower flange are respectively fitted with the inner wall of the tube shell, the air inlet joint is inserted into the inner tube shell, and the lower end of the premixing tube body 41 is sealed.

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