Furnace end with fire transfer structure

Abstract

The utility model relates to a furnace end with a fire transfer structure, in particular to a furnace end formed by stamping, which comprises a main body, a first flame heating area and a second flame heating area are arranged on the main body, and a first combustion gas inlet channel used for adjusting the flame size and / or the heating temperature of the first flame heating area in a matched mode is arranged on the main body. The first combustion gas inlet channel is communicated with the first flame heating area; the second combustion gas inlet channel is used for adjusting the flame size and / or the heating temperature of the second flame heating area in a matched mode. The first flame heating area and the second flame heating area are arranged on the same furnace end main body, the first flame heating area and the second flame heating area are of a square structure (the flame jet holes are linearly arranged at intervals instead of the original circumferential array arranged at intervals), and the combustion heating area is large; and each flame heating area is connected with an independent combustion gas inlet channel, so that the firepower heating adjustment of each flame heating area is realized, and the arrangement of an injection pipe is replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of combustion stove heads, in particular to a stove head with a fire transfer structure, which is mainly applied to barbecue stoves. Background Art

[0002] The gas stove heads used in existing grills adopt the circular stove head structure of gas stoves, and each stove head is independently arranged. For example, Chinese Patent No. ZL201920862638.4 discloses a new type of outdoor three-head grill, including a frame body, a stove head seat, a switch panel, a left support foot assembly, a right support foot assembly and a baffle assembly. There is a stove head seat inside the frame body, and there are three stove head seats. There is a switch panel on the front of the frame body, and there are knobs on the switch panel that are adapted to the stove head seats. There is a baffle assembly on the frame body above the handle. There are luggage wheels inside the wheel groove connecting seat, and a left support foot assembly and a right support foot assembly are respectively arranged below the card slot connecting seat and the wheel groove connecting seat. The stove head adopts a circular structure, and each stove head is provided with an ejector pipe connecting to the gas source. The appearance is not novel enough, the performance optimization is insufficient, and the combustion heating area of the circular stove head is small. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a stove head with a fire transfer structure. By providing a first flame heating area and a second flame heating area on the same stove head body, the first flame heating area and the second flame heating area are in a square structure (the flame ejection holes are arranged at linear intervals instead of the original circumferential array interval arrangement), the combustion heating area is large, and each flame heating area is connected to an independent combustion gas inlet channel to realize the fire power heating adjustment of each flame heating area, so as to replace the setting of the ejector pipe.

[0004] The purpose of the utility model is realized as follows:

[0005] A stove head with a fire transfer structure, especially a stove head formed by stamping, includes a main body. The main body is provided with a first flame heating area and a second flame heating area. The main body is provided with a first combustion gas inlet channel for cooperatively adjusting the flame size and / or heating temperature of the first flame heating area, and the first combustion gas inlet channel communicates with the first flame heating area; a second combustion gas inlet channel on the main body for cooperatively adjusting the flame size and / or heating temperature of the second flame heating area.

[0006] The stove head main body forms the first flame heating area, the second flame heating area, the first combustion gas inlet channel and the second combustion gas inlet channel by stamping, with a short processing cycle, low product cost, easy installation, and effectively improving the overall assembly efficiency of the grill.

[0007] The first combustion gas inlet passage is connected to a gas source through a first connecting pipe, and a first gas valve for adjusting the flow rate of gas entering the first combustion gas inlet passage is provided on the first connecting pipe; the second combustion gas inlet passage is connected to the gas source through a second connecting pipe, and a second gas valve for adjusting the flow rate of gas entering the second combustion gas inlet passage is provided on the second connecting pipe.

[0008] A plurality of flame ejection holes for ejecting flames are provided on both the first flame heating area and the second flame heating area of the main body. The plurality of flame ejection holes are arranged around the corresponding flame heating area to form a circular flame ejection portion. When gas enters the corresponding combustion gas inlet passage and a flame is generated from one of the flame ejection holes in the corresponding flame heating area, the flame is transmitted to the remaining flame ejection holes to achieve the flame transfer structure of the burner head.

[0009] An ignition needle electrically connected to a pulse igniter is provided on the main body, and the ignition end of the ignition needle is correspondingly arranged with the first flame heating area or the second flame heating area.

[0010] A fixing seat for fixing the ignition needle is provided on the main body, and a fixing block is provided on the fixing seat, and the fixing block is fixed on the main body.

[0011] An installation position for installing the ignition needle is provided on the fixing seat, and the ignition needle is fixed on the installation position of the fixing seat through a fixing component.

[0012] A first insect-proof net is provided on the first combustion gas inlet passage, and the first insect-proof net is arranged near the inlet end of the first combustion gas inlet passage; a second insect-proof net is provided on the second combustion gas inlet passage, and the second insect-proof net is arranged near the inlet end of the second combustion gas inlet passage. The insect-proof net effectively prevents insects from entering the combustion gas inlet passage and prevents the combustion gas inlet passage from being blocked.

[0013] The main body includes a burner head cover plate. Protrusions forming the first flame heating area and the second flame heating area are provided on the burner head cover plate. The protrusions protrude from the top of the burner head cover plate, and the burner head cover plate forms the first flame heating area and the second flame heating area by stamping.

[0014] The main body further includes a burner bottom plate, and concave portions for forming a first combustion gas inlet channel and a second combustion gas inlet channel are provided on the burner bottom plate. The concave portions protrude from the bottom of the burner bottom plate. A burner cover plate covers the burner bottom plate, and an intermediate plate is provided between the burner cover plate and the burner bottom plate. A first combustion gas inlet channel and a second combustion gas inlet channel are formed between the burner cover plate and the burner bottom plate; alternatively, a first combustion gas inlet channel and a second combustion gas inlet channel are formed between the intermediate plate and the burner bottom plate. The burner bottom plate forms the first combustion gas inlet channel and the second combustion gas inlet channel by stamping, and the intermediate plate is also formed by stamping. After assembling the stamped burner cover plate, burner bottom plate, and intermediate plate, they are assembled into the burner main body, effectively shortening the product production cycle, and the assembly is easy and the installation efficiency is high.

[0015] Openings communicating with the outside air are provided at the inlet ends of each combustion gas inlet channel on the burner cover plate. Insect-proof nets are provided inside the openings, and the insect-proof nets cover the openings. The outside air enters the combustion gas inlet channel through the openings and is mixed with the gas. A first end cover is provided at the inlet end of the first combustion gas inlet channel, and a second end cover is provided on the second combustion gas inlet channel.

[0016] The beneficial effects of the present utility model are as follows:

[0017] By providing a first flame heating area and a second flame heating area on the same burner main body, the first flame heating area and the second flame heating area are in a square structure (the flame ejection holes are arranged linearly at intervals instead of the original circumferential array arrangement at intervals), the combustion heating area is large, and each flame heating area is connected to an independent combustion gas inlet channel to realize the fire power heating adjustment of each flame heating area, so as to replace the setting of the ejector pipe.

[0018] The burner cover plate forms the first flame heating area and the second flame heating area by stamping, the burner bottom plate forms the first combustion gas inlet channel and the second combustion gas inlet channel by stamping, and the intermediate plate is also formed by stamping. After assembling the stamped burner cover plate, burner bottom plate, and intermediate plate, they are assembled into the burner main body (or the stamped burner cover plate and burner bottom plate are assembled into the burner main body), effectively shortening the product production cycle, and the assembly is easy and the installation efficiency is high. Description of the Drawings

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the burner of an embodiment of the present utility model.

[0020] Figure 2 It is another three-dimensional structure schematic diagram of the burner of an embodiment of the present utility model.

[0021] Figure 3 It is an assembly and disassembly structure schematic diagram of the burner of an embodiment of the present utility model.

[0022] Figure 4 This is a schematic diagram of the cover plate structure of the burner head according to an embodiment of the present utility model. Detailed implementation manners

[0023] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0024] Refer to Figures 1-4 , a burner head with a flame transmission structure, especially a burner head formed by stamping, including a main body 1. A first flame heating area 2 and a second flame heating area 3 are provided on the main body 1. A first combustion gas inlet passage 4 for cooperating to adjust the flame size and / or heating temperature of the first flame heating area 2 is provided on the main body 1, and the first combustion gas inlet passage 4 communicates with the first flame heating area 2; a second combustion gas inlet passage 5 for cooperating to adjust the flame size and / or heating temperature of the second flame heating area 3 is provided on the main body 1.

[0025] The first combustion gas inlet passage 4 is connected to a gas source through a first connecting pipe, and a first gas valve for adjusting the flow rate of the gas entering the first combustion gas inlet passage 4 is provided on the first connecting pipe; the second combustion gas inlet passage 5 is connected to the gas source through a second connecting pipe, and a second gas valve for adjusting the gas entering the second combustion gas inlet passage 5 is provided on the second connecting pipe.

[0026] A plurality of flame ejection holes 6 for ejecting flames are provided on both the first flame heating area 2 and the second flame heating area 3 of the main body 1. The plurality of flame ejection holes 6 are arranged in a circular shape along the corresponding flame heating area to form a flame ejection part in a circle. When gas enters the corresponding combustion gas inlet passage and a flame is generated from one of the flame ejection holes 6 in the corresponding flame heating area 3, the flame is transmitted to the remaining flame ejection holes 6 to realize the flame transmission structure of the burner head.

[0027] In this embodiment, the flame ejection holes 6 are arranged in a linear interval array on the flame heating area, and the plurality of flame ejection holes 6 are arranged in a rectangular array, and an arc transition position 22 is adopted at the corners of the rectangle.

[0028] An ignition needle 7 electrically connected to a pulse igniter is provided on the main body 1, and the ignition end of the ignition needle 7 is correspondingly arranged with the first flame heating area 2 or the second flame heating area 3.

[0029] A fixing seat 8 for fixing the ignition needle 7 is provided on the main body 1, and a fixing block 9 is provided on the fixing seat 8, and the fixing block 9 is fixed on the main body 1.

[0030] In this embodiment, the fixing seat 8 and the fixing block 9 are connected in an L shape, and the fixing block 9 is fixed on the burner head cover plate 13 of the main body 1 by screws or welding.

[0031] The fixed seat 8 is provided with an installation position 18 for installing the ignition needle 7, and the ignition needle 7 is fixed to the installation position 18 of the fixed seat 8 through a fixing component 10.

[0032] In this embodiment, the ignition needle 7 penetrates through the installation position 18, and the fixing component 10 may include fixing parts such as gaskets and nuts.

[0033] In this embodiment, one end of the ignition needle 7 is bent downward towards the flame heating area to be close to the flame injection hole 6 in the flame heating area.

[0034] A first insect-proof net 11 is provided on the first combustion gas inlet channel 4, and the first insect-proof net 11 is close to the inlet end position of the first combustion gas inlet channel 4; a second insect-proof net 12 is provided on the second combustion gas inlet channel 5, and the second insect-proof net 12 is close to the inlet end position of the second combustion gas inlet channel 5.

[0035] The main body 1 includes a burner head cover plate 13, and the burner head cover plate 13 is provided with a convex portion 14 forming the first flame heating area 2 and the second flame heating area 3, and the convex portion 14 protrudes from the top of the burner head cover plate 13.

[0036] The main body 1 further includes a burner head bottom plate 15, and the burner head bottom plate 15 is provided with a concave portion 16 forming the first combustion gas inlet channel 4 and the second combustion gas inlet channel 5, and the concave portion 16 protrudes from the bottom of the burner head bottom plate 15; the burner head cover plate 13 is covered on the burner head bottom plate 15, and an intermediate plate 17 is provided between the burner head cover plate 13 and the burner head bottom plate 15, and the first combustion gas inlet channel 4 and the second combustion gas inlet channel 5 are formed between the burner head cover plate 13 and the burner head bottom plate 15; alternatively, the first combustion gas inlet channel 4 and the second combustion gas inlet channel 5 are formed between the intermediate plate 17 and the burner head bottom plate 15.

[0037] In this embodiment, the volume (length) of the first combustion gas inlet channel 4 is smaller than the volume (length) of the second combustion gas inlet channel 5.

[0038] In this embodiment, the burner head cover plate 13, the burner head bottom plate 15, and the intermediate plate 17 can be fixedly connected by screws or rivets.

[0039] In this embodiment, the first insect-proof net 11 and the second insect-proof net 12 are respectively installed on the inner side of the burner head cover plate 13. After the burner head cover plate 13 and the burner head bottom plate 15 are assembled, two independent and spaced-apart inlet ends are formed between one end of the burner head cover plate 13 and the burner head bottom plate 15 at an upper and lower interval.

[0040] An opening 19 communicating with the outside air is provided at the intake end position of each combustion gas intake passage on the burner head cover plate 13. An insect-proof net is provided inside the opening 19, and the insect-proof net covers the opening 19. The outside air enters the combustion gas intake passage through the opening 19 and mixes with the gas; a first end cover 20 is provided at the intake end of the first combustion gas intake passage 4, and a second end cover 21 is provided on the second combustion gas intake passage 5.

[0041] In this embodiment, the end cover can be adopted by Tao Jie or clamped

[0042] The above is the preferred solution of the present invention, which shows and describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection of the present invention is defined by the appended claims and their equivalents.

Claims

1. A burner head with a fire transmission structure, formed by stamping, comprising a main body (1), characterized in that: A first flame heating zone (2) and a second flame heating zone (3) are provided on the main body (1); a first combustion gas inlet passage (4) for coordinating and adjusting the flame size and / or heating temperature of the first flame heating zone (2) is provided on the main body (1); the first combustion gas inlet passage (4) is connected to the first flame heating zone (2); and a second combustion gas inlet passage (5) for coordinating and adjusting the flame size and / or heating temperature of the second flame heating zone (3) is provided on the main body (1).

2. The burner head with a fire transfer structure according to claim 1, characterized in that: The first combustion gas intake passage (4) is connected to a gas source via a first connecting pipe, and the first connecting pipe is provided with a first gas valve for adjusting the flow rate of the gas entering the first combustion gas intake passage (4); the second combustion gas intake passage (5) is connected to a gas source via a second connecting pipe, and the second connecting pipe is provided with a second gas valve for adjusting the flow rate of the gas entering the second combustion gas intake passage (5).

3. The burner head with a fire transfer structure according to claim 1, characterized in that: A plurality of flame injection holes (6) for injecting flames are provided on the first flame heating zone (2) and the second flame heating zone (3) of the main body (1). The plurality of flame injection holes (6) are arranged around the corresponding flame heating zone to form a circle of flame injection parts. When the fuel gas enters the corresponding combustion gas inlet channel and one of the flame injection holes (6) of the corresponding flame heating zone (3) generates a flame, the flame is transferred to the remaining flame injection holes (6) to realize the flame transfer structure of the burner head.

4. The burner head with a fire transfer structure according to claim 1, characterized in that: An ignition needle (7) electrically connected to the pulse igniter is provided on the main body (1), and an ignition end of the ignition needle (7) is arranged corresponding to the first flame heating zone (2) or the second flame heating zone (3).

5. The burner head with a fire transfer structure according to claim 4, characterized in that: A fixing seat (8) for fixing the ignition needle (7) is provided on the main body (1), a fixing block (9) is provided on the fixing seat (8), and the fixing block (9) is fixed on the main body (1).

6. The burner head with a fire transfer structure according to claim 5, characterized in that: The fixing seat (8) is provided with a mounting position (18) for mounting the ignition needle (7), and the ignition needle (7) is fixed to the mounting position (18) of the fixing seat (8) via a fixing assembly (10).

7. The burner head with a fire transfer structure according to claim 1, characterized in that: A first insect-proof net (11) is provided on the first combustion gas intake passage (4), and the first insect-proof net (11) is arranged close to the intake end of the first combustion gas intake passage (4); a second insect-proof net (12) is provided on the second combustion gas intake passage (5), and the second insect-proof net (12) is arranged close to the intake end of the second combustion gas intake passage (5).

8. The burner head with a fire transfer structure according to claim 1, characterized in that: The main body (1) comprises a furnace head cover plate (13), on which a raised portion (14) is provided for forming a first flame heating zone (2) and a second flame heating zone (3), and the raised portion (14) is protruding from the top of the furnace head cover plate (13).

9. The burner head with a fire transfer structure according to claim 8, characterized in that: The main body (1) further comprises a burner bottom plate (15), on which a recessed portion (16) for forming a first combustion gas inlet passage (4) and a second combustion gas inlet passage (5) is provided, and the recessed portion (16) is protrudingly arranged on the bottom of the burner bottom plate (15); a burner cover plate (13) covers the burner bottom plate (15), and an intermediate plate (17) is provided between the burner cover plate (13) and the burner bottom plate (15), and the first combustion gas inlet passage (4) and the second combustion gas inlet passage (5) are formed between the burner cover plate (13) and the burner bottom plate (15); or, the first combustion gas inlet passage (4) and the second combustion gas inlet passage (5) are formed between the intermediate plate (17) and the burner bottom plate (15).

10. The burner head with a fire transfer structure according to claim 8, characterized in that: An opening (19) communicating with outside air is provided at the inlet end position of each combustion gas inlet channel on the stove head cover plate (13); an insect-proof net is provided inside the opening (19); the insect-proof net covers the opening (19); outside air enters the combustion gas inlet channel through the opening (19) and the combustion gas enters and mixes; a first end cover (20) is provided on the inlet end of the first combustion gas inlet channel (4); and a second end cover (21) is provided on the second combustion gas inlet channel (5).

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