TWM461769U - Combustion device improvement of outdoor flame heater - Google Patents

Description

Improvement of combustion device for outdoor flame heater

This creation is about an Outdoor Flame Heater, especially one that is modified for burners located below the glass tube to improve combustion efficiency and is easy to maintain and safe.

According to FIG. 1A to FIG. 1C, the "Outdoor Flame Heater" disclosed in US Patent Pub No. 2010/0236544A1 can be used for outdoor heating, and its structure generally comprises: its base 10 Mainly consists of four lower support members 11 and four panels (Panel) 12 and related components, so that it can accommodate a gas barrel (not shown), so that the control box (control The box 13 produces a flame that is released through the outlet 141 of the upper susceptor 14. In addition, four upper support members 15 and a plurality of protection quarts 16 are combined to form a space for accommodating a glass tube 17 and an upper plate member. The upper plate 18 is positioned, and further includes a reflector 19 at the top end and a damper 191 located below the reflector 19.

The flame F of the above-mentioned case is smashed upward in the glass tube 17 by the soot effect, except that the heat energy can be radiated to the periphery via the glass tube 17, the flame F can also be filled in the glass tube 17, and the exhaust gas passes through the upper portion. The nozzle 171 is discharged. In addition to the heating function, the flame heater 100 can also generate a strong sense of vitality through the burning of the flaming flame F, and has the function of enhancing the atmosphere and decoration. Therefore, the safety regulations stipulate that the overall height of the flame heater 100 should be at least 200 cm, so as to avoid the danger of the flames from the top of the glass tube 17 to the people, things and objects around.

Therefore, the flame heater 100 has some problems in use, for example, in order to meet the safety regulations of more than 200 cm, wherein the length of the glass tube 17 is about 100 cm or more, but conventional burners are As shown in Fig. 1C, in order to use the ceramic burning panel 142, the height (h1) of the flame F generated is generally only about 1/2 to 2/3 of the glass tube 17, and the upper portion (h2) is formed without a flame. The heat in the upper section (h2) is insufficient, thereby affecting the heating effect, and the ceramic burning panel 142 is installed inside the susceptor 14, which makes maintenance difficult; therefore, there is room for improvement.

The reason is that the main purpose of this creation is to provide an improvement of the combustion device of an outdoor flame heater, which can improve the combustion efficiency, enhance the outdoor heating effect, and has the effect of convenient maintenance and safety.

In order to achieve the above object, the technical means adopted by the present invention comprises: a base having a space for accommodating a gas bucket; a base disposed on the base, and a gas inlet pipe and a gas control switch; a burner is disposed on the base; a plurality of support members have a bottom end fixed to the base, so that a plurality of installation spaces are defined between the plurality of support members; a glass tube is disposed in the installation space The utility model is characterized in that: the burner has a gas distribution chamber in the middle, the top surface of the gas distribution chamber is provided with a plurality of flame holes, and the periphery of the distribution chamber is provided with a flange surface which can be coupled to the base; a bottom surface of the distribution chamber is connected to the gas inlet pipe; and a cover body is covered in the shape of a cover and is disposed above the burner, the cover body is larger than the burner to define a boundary with the burner a gas flow distribution chamber, and a plurality of air flow holes are arranged around the cover body. Further, the cover body is matched with the pipe diameter of the glass tube, and a concavely-shaped mounting hole is provided to make the bottom surface of the glass tube Embedding the positioning and opening the bottom end of the glass tube A plurality of flame holes located above the air distribution chamber and to enabling the outflow of combustion gas from the flame holes of the plurality of combustion in the mixing chamber and the air flow distribution, according to improve combustion efficiency.

According to the foregoing feature, an opening is formed on a front surface of the base relative to the base, and a front surface of the base is exposed to the opening. a plurality of screw holes are disposed on the flange surface of the burner, and a periphery of the cover body is provided with an extension body relative to the flange surface, and the extension body outer periphery is fixed on the support plate above the base, and the extension body surface A positioning hole is disposed at a position of the screw hole, and the burner and the base are fixed under the cover body by screwing a screw hole on the flange surface.

According to the foregoing feature, when the screw is disassembled, the burner and the base can be simultaneously separated from the cover and can be withdrawn from the opening of the front surface of the base.

Moreover, according to the foregoing feature, the gas distribution chamber of the burner is a hollow body which is composed of two upper and lower punching plate members, and the flame hole is a tubular hole integrally formed with the upper punching plate member.

Furthermore, the bottom edge of the recessed mounting hole of the cover body includes an annular support surface for nesting and positioning the glass tube.

In addition, the present invention further includes a heat-resistant mesh tube at the upper end of the glass tube, wherein the heat-resistant mesh tube is provided with a plurality of mesh openings, the upper end of which is provided with a cover body and the bottom end of the glass tube is connected to the upper end of the glass tube. And a bowl-shaped body, the bottom of which is locked by the screw above the cover body, and the circumference of the bowl body is provided with a plurality of flow holes. A reflector is attached to the upper portion of the bowl. The bottom end of the heat-resistant mesh tube further comprises a ring sleeve body, the bottom edge of the ring sleeve body forming a sleeve hole for inserting the upper end of the glass tube, and a plurality of clamping elastic pieces are arranged on the periphery of the sleeve hole.

First, referring to FIG. 2 to FIG. 8, the preferred embodiment of the present invention includes:

a base 20 having a space 21 for accommodating a gas barrel (not shown); a base 30 is disposed on the base 20, and is provided with a gas inlet pipe 44 and a gas control switch 45; The damper 40 is disposed on the base 30; and the burner 40 is provided with an ignition device 47 on the side thereof; a plurality of support members 22 are fixed on the base 20 at the bottom end thereof, and between the plurality of support members 22 A mounting space 23 is defined; a glass tube 60 is disposed in the mounting space 23 of the plurality of supporting members 22; the glass tube 60 can be made of quartz glass to have high temperature resistance. In this embodiment, a plurality of protective wire meshes 25 are fixed between the plurality of support members 22 to prevent contact with the high temperature glass tube 60. However, the above disclosure constitutes a prior art, which is not a patent of the original creation, and is not described here.

The main feature of the present invention is that the burner 40 has a gas distribution chamber 41 in the middle thereof, and a plurality of flame holes 42 are arranged on the top surface of the gas distribution chamber 41, and the distribution chamber 41 is provided with a screw 48 at the periphery thereof. The flange surface 43 of the base 30; further, the bottom surface of the distribution chamber 41 is connected to a gas inlet pipe 44 disposed in the base 30, and the gas inlet pipe 44 is connected to the gas control switch 45. And a knob 46 disposed outside the base 30; in this embodiment, the gas distribution chamber 41 of the burner 40 is a hollow body composed of two upper and lower punching plate members 41a, 41b, and the plurality of flame holes 42 is a tubular hole integrally formed with the upper punched plate member 41a.

A cover 50 is in the shape of a cover and is covered above. The cover 50 is larger than the burner 40 and defines an air distribution chamber 53 between the burner 40 and the cover 50. a plurality of airflow holes 52. Further, the cover 50 is fitted with a diameter of the glass tube 60, and a recessed mounting hole 51 is provided to allow the bottom surface of the glass tube 60 to be embedded and positioned. The lower end opening 61 of the glass tube 60 is located above the plurality of flame holes 42 and the air distribution chamber 41, so that the combustion gas (f) flowing out from the flame hole 42 is mixed and burned in the air distribution chamber 53 and the introduced air (a). According to to improve combustion efficiency.

In this embodiment, an opening 26 is defined in a front surface of the base 20 relative to the base 30, and a front surface of the base 30 is exposed to the opening 26. The flange surface 43 of the burner 40 is provided with a plurality of screw holes 431. The periphery of the cover 50 is provided with an extended convex surface 54 with respect to the flange surface 43. The outer circumference of the convex surface 54 is fixed at a support hole 24 above the base 20, and a surface of the convex ring surface 54 opposite to the screw hole 431 is provided with a positioning hole 541, and the screw hole 431 is locked to the screw hole 431 of the flange surface 43 by the screw 55 The burner 40 and the base 30 are fixed below the cover 50. When the screw 55 is disassembled, the burner 40 and the base 30 are detached from the cover 50 and can be simultaneously withdrawn from the opening 26 of the base 20. FIG. 4 is a perspective view showing the appearance of the burner 40 and the base 30 after being separated from the cover 50. The above combined structure of the present invention has a convenient disassembly and maintenance performance.

As shown in FIG. 5 and FIG. 6 , the bottom edge of the recessed mounting hole 51 of the cover 50 includes an annular supporting surface 511 for nesting and positioning the glass tube 60. The opening 62 further includes a heat-resistant mesh tube 70. In the embodiment, the heat-resistant mesh tube 70 is provided with a plurality of mesh openings 71 at the periphery thereof, and the upper end of the heat-resistant mesh tube 70 is provided with a cover body 74 and the bottom end nozzle 72 is connected to the upper end of the glass tube 62. And a bowl 80 having a bottom portion locked by the plurality of bolts 81 above the cover 74, and a plurality of flow holes 82 are formed in the periphery of the bowl 80. As shown in FIG. 7 and FIG. 8 , in the embodiment, the bottom end of the heat-resistant mesh tube 70 further includes a ring sleeve 75. The bottom edge of the ring sleeve 75 forms a sleeve for inserting the upper end opening 62 of the glass tube 60. The hole 76 is provided with a plurality of clamping elastic pieces 77 on the periphery of the sleeve hole 76. The upper end opening 62 of the glass tube 60 is positioned by the holding elastic piece 77. Furthermore, a reflector cover 90 is attached to the upper portion of the bowl 80, and is locked above the bowl 80 by a plurality of screws 91. In this embodiment, the top of the reflector cover 90 may be hollow 92.

Thereby, as shown in FIGS. 7 and 8, the flame F ejected from the plurality of flame holes 42 is swung up along the glass tube 60 to the tip end port 72 by the chimney effect, thereby obtaining the high temperature of the outer flame (T). After the heat-resistant mesh tube 70 is heated and stored, an infrared IR (Infrared) is generated to increase the radiant heat above the glass tube 60, and the exhaust gas in the glass tube 60 is discharged from the mesh 71 on the side of the heat-resistant mesh tube 70. It is discharged upward through the flow hole 82 of the periphery of the bowl 80.

According to the foregoing features, the burner 40 of the present outdoor flame heater has the following differences compared with the ceramic combustion panel 142 used in the conventional outdoor flame heater 100. 1. The combustion device of the present invention uses a gas distribution chamber. a burner 40 of the 41, and the burner 40 is disposed above and integrated with the susceptor 30. When the screw 55 is detached, the burner 40 and the pedestal 30 are detached from the burner 40. The cover 50 is detachable from the opening 26 of the base 20; it has the convenience of maintenance. 2. As shown in FIG. 5 and FIG. 6, the combustion device of the present invention is provided with a cover 50 above the burner 40 to define an airflow distribution chamber 53 between the burner 40 and the cover. There are a plurality of air flow holes 52 around the 50, and the pipe diameter of the glass tube 60 is matched above, and a recessed mounting hole 51 is provided, so that the bottom end opening 61 of the glass tube 60 is located in the plurality of flame holes 42 and the air flow. Above the distribution chamber 41, the combustion gas (f) flowing out of the flame hole 42 is mixed and recombined in the air distribution chamber 53 and the introduced air (a) to make a plurality of flame holes on the top surface of the gas distribution chamber 41. 42. A large fire-fired fire net formed by dots in series, which has better combustion efficiency than the ceramic combustion panel 142 used in the conventional outdoor flame heater 100 shown in FIG. 1C. As shown in Fig. 7, using a ceramic burning panel, the flame generated can reach only about 1/2 of the height (h1) of the glass tube 60, and the flame F formed by the combustion apparatus of the present invention can be added to the glass tube 60. At a height of about 2/3 (h3) or more, at least 1/3 or more of the flame height is exceeded, and after reaching the heat-resistant mesh tube 70 by the high temperature (T) of the outer flame, the heat storage generates infrared IR (Infrared). Moreover, since the heat-resistant mesh tube 70 and the glass tube 60 are connected to each other and there is no obstruction in the surroundings, the divergence angle of the IR is large; accordingly, the heating effect is enhanced.

In summary, the structure revealed by this creation is unprecedented, and it can achieve the improvement of efficacy, and it can be used for industrial utilization. It fully complies with the new patent requirements, and invites the bureau to grant patents to encourage innovation. There is no sense of morality.

However, the drawings and descriptions disclosed above are only preferred embodiments of the present invention, and modifications or equivalent changes made by those skilled in the art in accordance with the spirit of the present invention should still be included in the scope of the patent application.

20‧‧‧Base
21‧‧‧ Space
22‧‧‧Support
23‧‧‧Installation space
24‧‧‧Support board
25‧‧‧Protective net
26‧‧‧ openings
30‧‧‧Base
40‧‧‧burner
41‧‧‧Distribution room
41a‧‧‧Upper stamping plate
41b‧‧‧Under stamping plate
42‧‧‧flaming hole
43‧‧‧Flange face
431‧‧‧ screw hole
44‧‧‧ gas intake pipe
45‧‧‧ gas control switch
46‧‧‧ knob
47‧‧‧Ignition device
48‧‧‧ screws
50‧‧‧ Cover
51‧‧‧Installation holes
511‧‧‧Support surface
52‧‧‧ airflow hole
53‧‧‧Air distribution room
54‧‧‧ convex torus
541‧‧‧Positioning holes
55‧‧‧ screws
60‧‧‧ glass tube
61‧‧‧Bottom opening
62‧‧‧Upper opening
70‧‧‧Heat resistant network management
71‧‧‧Mesh
72‧‧‧Bottom nozzle
73‧‧‧ top nozzle
74‧‧‧ cover
75‧‧‧ ring body
76‧‧‧ Set of holes
77‧‧‧Clamping shrapnel
80‧‧‧ Bowl
81‧‧‧ bolt
82‧‧‧Circulation holes
90‧‧‧ reverse cover
91‧‧‧ screws
92‧‧‧ hollow
A‧‧‧air
F‧‧‧burning gas

1A, 1B, and 1C are schematic views of a conventional outdoor flame heater. Figure 2 is a front view of the creation. Figure 3 is a side view of the creation. Figure 4 is a perspective view of the combination of the burner and the base of the present invention. Fig. 5 is an enlarged schematic view showing the main structure of Fig. 3. Fig. 6 is a reference diagram of the state of use of the burner of the present invention. Fig. 7 is a reference diagram of the use state of the present creation. Figure 8 is an enlarged cross-sectional view showing a portion of the structure of Figure 7.

40‧‧‧burner

41‧‧‧Distribution room

41a‧‧‧Upper stamping plate

41b‧‧‧Under stamping plate

42‧‧‧flaming hole

43‧‧‧Flange face

44‧‧‧ gas intake pipe

50‧‧‧ Cover

51‧‧‧Installation holes

511‧‧‧Support surface

52‧‧‧ airflow hole

53‧‧‧Air distribution room

54‧‧‧ convex torus

541‧‧‧Support board

55‧‧‧ screws

60‧‧‧ glass tube

61‧‧‧Bottom opening

A‧‧‧air

F‧‧‧burning gas

Claims (10)

The invention relates to an improvement of a combustion device of an outdoor flame heater, comprising: a base having a space for accommodating a gas barrel; a base disposed on the base, wherein a gas inlet pipe and a gas control switch are provided; And a plurality of support members, wherein the bottom end is fixed on the base, so that a plurality of installation spaces are defined between the plurality of support members; a glass tube is disposed in the installation space The utility model is characterized in that: the burner has a gas distribution chamber in the middle, the top surface of the gas distribution chamber is provided with a plurality of flame holes, and the periphery of the distribution chamber is provided with a flange surface which can be screwed on the base; a bottom surface of the distribution chamber is connected to the gas inlet pipe; a cover body is in the shape of a cover and covers the burner, the cover body is larger than the burner to define an air flow between the burner and the burner a distribution chamber, and a plurality of air flow holes are arranged around the cover body. Further, the cover body is matched with the pipe diameter of the glass tube, and a concavely-shaped mounting hole is provided, so that the bottom surface of the glass tube is embedded set , And the lower end of the glass opening is located above the flame orifice and the plurality of air distribution chambers to enabling the outflow of combustion gas from the flame holes of the plurality of mixing in the combustion chamber and the air flow distribution, according to improve combustion efficiency. The improvement of the combustion device of the outdoor flame heater according to claim 1, wherein an opening of the front surface of the base relative to the base is provided, and a front surface of the base is exposed to the opening. The improvement of the combustion device of the outdoor flame heater according to the second aspect of the invention, wherein the flange surface of the burner is provided with a plurality of screw holes, and the periphery of the cover is provided with respect to the flange surface An outwardly extending convex ring surface, the outer peripheral edge of the convex ring surface is fixed to the support plate above the base, and a surface of the convex ring surface is provided with a positioning hole relative to the screw hole, and the flange surface is locked by a screw a screw hole for fixing the burner and the base under the cover. The improvement of the combustion device of the outdoor flame heater according to claim 3, wherein the burner and the base are separated from the cover and can be withdrawn from the opening of the base. The improvement of the combustion device of the outdoor flame heater according to the first aspect of the invention, wherein the gas distribution chamber of the burner is a hollow body composed of two upper and lower punching plates, and the flame hole system a tubular hole integrally formed with the upper punched plate member. The improvement of the combustion device of the outdoor flame heater according to the first aspect of the invention, wherein the bottom edge of the recessed mounting hole of the cover body comprises an annular support surface for nesting the glass tube Positioning. The improvement of the combustion device of the outdoor flame heater according to claim 1, wherein the protective wire mesh is fixed between the plurality of support members. The improvement of the combustion device of the outdoor flame heater according to the first aspect of the invention, wherein the upper end opening of the glass tube further comprises a heat-resistant mesh tube, the heat-resistant network tube is provided with a plurality of mesh openings, and the upper end is provided with a cover body and The bottom end of the tube is in a connecting shape with the upper end of the glass tube; and a bowl having a bottom portion locked by the bolt above the cover body, and a plurality of flow holes are formed in the periphery of the bowl. The improvement of the combustion device of the outdoor flame heater according to the eighth aspect of the invention, wherein the bottom end of the heat-resistant mesh tube further comprises a ring sleeve body, and a bottom edge of the ring sleeve body is formed to be embedded in the upper end of the glass tube. The sleeve is provided with a plurality of clamping elastic pieces at the periphery of the sleeve hole. The improvement of the combustion device of the outdoor flame heater according to claim 8, wherein a reflector is connected above the bowl.