Atmosphere and infrared ray combined combustion furnace end

Abstract

The utility model relates to the technical field of combustion furnace ends, and provides an atmosphere and infrared ray combined combustion furnace end which is characterized in that two injection pipes are used for conveying fuel gas, one injection pipe is used for conveying fuel gas to combust an infrared ray combustion assembly, and the other injection pipe is used for conveying fuel gas to combust an outer ring atmosphere open fire combustion assembly and a central atmosphere open fire combustion assembly. When a user needs to use a soft fire state, the central atmosphere open fire combustion assembly performs combustion independently, when the user needs to use a medium fire state, the central atmosphere open fire combustion assembly and the outer ring atmosphere open fire combustion assembly perform combustion at the same time, and when the user needs to use a big fire state, the central atmosphere open fire combustion assembly and the infrared combustion assembly perform combustion at the same time. When a user needs to use a strong fire state, the central atmosphere open fire combustion assembly, the outer ring atmosphere open fire combustion assembly and the infrared combustion assembly are simultaneously combusted, and the fire power is convenient to adjust.

Description

TECHNICAL FIELD

[0001] The utility model relates to combustion furnace head technical field, concretely relates to a big atmosphere and infrared line combination combustion furnace head. BACKGROUND

[0002] The existing infrared line combustion furnace head refers to that gas enters into the furnace head through the injection pipe, the gas mixes with the air in the furnace head and then burns the ceramic honeycomb plate, the ceramic honeycomb plate is in the red burning phenomenon under the heating state, the infrared line combustion furnace head also has the central open fire combustion fire cover, another injection pipe transports the gas to the central open fire combustion fire cover, when the user needs to use the small fire, the central open fire combustion fire cover is in the open fire combustion state, the ceramic honeycomb plate stops heating, when the user needs to adjust the medium fire, can only adjust the gas amount entering into the furnace head, but the ceramic honeycomb plate has the heat itself, needs to reduce the temperature after the adjustment, so the adjustment of the combustion temperature of the ceramic honeycomb plate has the lag phenomenon, the adjustment delay phenomenon, lead to the user difficult to adjust. SUMMARY

[0003] The utility model provides a big atmosphere and infrared line combination combustion furnace head, through two injection pipes transport the gas, one injection pipe transport the gas combustion infrared line combustion assembly, another injection pipe transport the gas combustion outer ring big atmosphere open fire combustion assembly and central big atmosphere open fire combustion assembly, when the user needs to use the small fire state, central big atmosphere open fire combustion assembly burns alone, when the user needs to use the medium fire state, central big atmosphere open fire combustion assembly and outer ring big atmosphere open fire combustion assembly burn simultaneously, when the user needs to use the big fire state, central big atmosphere open fire combustion assembly and infrared line combustion assembly burn simultaneously, when the user needs to use the fierce fire state, central big atmosphere open fire combustion assembly, outer ring big atmosphere open fire combustion assembly and infrared line combustion assembly burn simultaneously, the firepower is adjusted conveniently.

[0004] A big atmosphere and infrared line combination combustion furnace head designed for the purpose, including setting central big atmosphere open fire combustion assembly, outer ring big atmosphere open fire combustion assembly and infrared line combustion assembly on the combustion position of the furnace head, the first injection pipe and the second injection pipe for transporting the gas are equipped on the furnace head, the output end of the first injection pipe is communicated with the infrared line combustion assembly, the output end of the second injection pipe is communicated with the central big atmosphere open fire combustion assembly and the outer ring big atmosphere open fire combustion assembly.

[0005] The inner ring big atmosphere open fire combustion assembly is equipped on the combustion position of the furnace head, the inner ring big atmosphere open fire combustion assembly is located on the outer ring position of the central big atmosphere open fire combustion assembly, the inner ring big atmosphere open fire combustion assembly is located on the inner ring position of the outer ring big atmosphere open fire combustion assembly and the infrared line combustion assembly, the output end of the second injection pipe is communicated with the inner ring big atmosphere open fire combustion assembly.

[0006] The infrared combustion assembly comprises a plurality of infrared combustion members arranged at intervals and not connected to each other, and an installation interval for installing the outer-ring open-air open-fire combustion assembly is formed between adjacent two infrared combustion members.

[0007] The outer-ring open-air open-fire combustion assembly comprises an outer-ring open-air open-fire combustion member, and the outer-ring open-air open-fire combustion member is provided with an outer-ring gas outlet hole connected to the output end of the second ejector pipe.

[0008] The outer-ring gas outlet hole is connected to the outside air and forms an outer-ring mixing interval for mixing the outer-ring gas and the air.

[0009] The outer-ring open-air open-fire combustion member is provided with a supporting block, the infrared combustion member is located on the supporting block, the outer-ring open-air open-fire combustion member is provided with a pressing block for pressing the infrared combustion member, the pressing block is provided with an open slot penetrating from top to bottom, and the pressing block is assembled on the outer-ring open-air open-fire combustion member along the open slot and presses the infrared combustion member.

[0010] The outer-ring open-air open-fire combustion assembly and the inner-ring position of the infrared combustion assembly are provided with an inner-ring open-air open-fire combustion ring forming an inner-ring open-air open-fire combustion assembly, and the inner-ring open-air open-fire combustion ring is provided with an inner-ring gas outlet hole connected to the output end of the second ejector pipe.

[0011] The inner-ring gas outlet hole is connected to the outside air and forms an inner-ring mixing interval for mixing the inner-ring gas and the air.

[0012] The furnace head is internally provided with an inner cavity connected to the output end of the first ejector pipe, the infrared combustion assembly is located above the inner cavity, an inner-cavity mixing interval for mixing infrared gas and air is formed between the infrared combustion assembly and the inner cavity, the infrared combustion assembly comprises a plurality of infrared combustion members arranged in sections, and the infrared combustion member is a ceramic honeycomb plate.

[0013] The inner cavity of the furnace head is provided with an inner cylinder, the inner cylinder is arranged upwardly from the inner bottom wall of the inner cavity, the center open-air open-fire combustion assembly and the inner-ring open-air open-fire combustion ring are located at the inner side of the upper part of the inner cylinder, one end of the second ejector pipe extends into the furnace head and the inner cylinder and is connected to the center open-air open-fire combustion assembly, and the center open-air open-fire combustion assembly comprises a center open-air open-fire combustion cover, the center open-air open-fire combustion cover is provided with a center gas outlet hole, and the center gas outlet hole is connected to the outside air and forms a center mixing interval for mixing the center gas and the air.

[0014] The inner cylinder is provided with a gas delivery part connected with the second ejector pipe, and a gas delivery bypass branch is arranged between the gas delivery part and the outer ring atmospheric open flame combustion assembly and the inner ring atmospheric open flame combustion assembly.

[0015] Alternatively, the furnace head is provided with an inner cavity connected with the output end of the first ejector pipe, and an inner cylinder is arranged on the inner cavity.

[0016] The gas delivered by the second ejector pipe is delivered to the outer ring atmospheric open flame combustion assembly through the main delivery channel and the annular delivery channel.

[0017] The gas delivered by the second ejector pipe is delivered to the center atmospheric open flame combustion assembly through the main delivery channel, the annular delivery channel and the branch delivery channel.

[0018] The outer ring atmospheric open flame combustion assembly is arranged above the annular delivery channel and is arranged as an integral whole with the outer side of the inner cylinder.

[0019] The second ejector pipe is provided with a fixing support corresponding to the center atmospheric open flame combustion assembly, and a thermocouple and an ignition needle are arranged on the fixing support.

[0020] The beneficial technical effects of the utility model are as follows:

[0021] The two ejector pipes deliver gas, one of which delivers gas to burn the infrared combustion assembly, and the other of which delivers gas to burn the outer ring atmospheric open flame combustion assembly and the center atmospheric open flame combustion assembly. BRIEF DESCRIPTION OF DRAWINGS

[0022] The utility model will be further described in detail below with the drawings and specific embodiments.

[0023] Figure 1 It is the three-dimensional structure schematic diagram of the atmospheric and infrared combined combustion furnace head of the first embodiment of the utility model.

[0024] Figure 2 It is the sectional structure schematic diagram of the atmospheric and infrared combined combustion furnace head of the first embodiment of the utility model.

[0025] Figure 3 It is another orientation sectional structure schematic diagram of the atmospheric and infrared combined combustion furnace head of the first embodiment of the utility model.

[0026] Figure 4 It is the assembly exploded structure schematic diagram of the atmospheric and infrared combined combustion furnace head of the first embodiment of the utility model.

[0027] Figure 5 It is the structure schematic diagram of the assembly exploded of the infrared combustion assembly and the outer ring atmospheric open fire combustion assembly of the first embodiment of the utility model.

[0028] Figure 6 It is the assembly exploded structure schematic diagram of the atmospheric and infrared combined combustion furnace head of the second embodiment of the utility model.

[0029] Figure 7 It is the three-dimensional sectional structure schematic diagram of the atmospheric and infrared combined combustion furnace head of the second embodiment of the utility model.

[0030] Figure 8 It is another orientation three-dimensional sectional structure schematic diagram of the atmospheric and infrared combined combustion furnace head of the second embodiment of the utility model. Specific embodiments

[0031] The technical scheme in the embodiments of the utility model will be described clearly and completely below, and obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. In order to make the above purpose, features and advantages of the application more obvious and easy to understand, a lot of specific details are set forth in the following description so as to fully understand the application. But the application can be implemented in many other ways different from the description, and those skilled in the art can make similar improvements without departing from the connotation of the application, therefore the application is not limited by the following disclosed specific embodiments.

[0032] First embodiment:

[0033] Referring to Figures 1-5The application discloses a combined combustion stove head of atmosphere and infrared rays, which comprises a central atmosphere open flame combustion assembly 1, an outer ring atmosphere open flame combustion assembly 2 and an infrared combustion assembly 3 arranged on a combustion position of a stove head 4, and the stove head 4 is provided with a first ejector pipe 5 and a second ejector pipe 6 for conveying gas, the output end of the first ejector pipe 5 is communicated with the infrared combustion assembly 3, and the output end of the second ejector pipe 6 is communicated with the central atmosphere open flame combustion assembly 1 and the outer ring atmosphere open flame combustion assembly 2.

[0034] The gas is conveyed through two ejector pipes, one of which is used for conveying gas to combust the infrared combustion assembly 3, and the other of which is used for conveying gas to combust the outer ring atmosphere open flame combustion assembly 2 and the central atmosphere open flame combustion assembly 1, so that the fire power is realized through the two ejector pipes conveying gas to the respective combustion assemblies, the adjustment is convenient, the number of ejector pipes is not additionally increased, the cost is relatively low, and the corresponding fire power function is additionally increased.

[0035] When a user needs to use a small fire state, the central atmosphere open flame combustion assembly 1 is combusted alone.

[0036] When the user needs to use a medium fire state, the central atmosphere open flame combustion assembly 1 and the outer ring atmosphere open flame combustion assembly 2 are combusted simultaneously.

[0037] When the user needs to use a large fire state, the central atmosphere open flame combustion assembly 1 and the infrared combustion assembly 3 are combusted simultaneously.

[0038] When the user needs to use a fierce fire state, the central atmosphere open flame combustion assembly 1, the outer ring atmosphere open flame combustion assembly 2 and the infrared combustion assembly 3 are combusted simultaneously, and the fire power adjustment is convenient.

[0039] The combustion position of the stove head 4 is provided with an inner ring atmosphere open flame combustion assembly 7, the inner ring atmosphere open flame combustion assembly 7 is located at an outer ring position of the central atmosphere open flame combustion assembly 1, the inner ring atmosphere open flame combustion assembly 7 is located at an inner ring position of the outer ring atmosphere open flame combustion assembly 2 and the infrared combustion assembly 3, and the output end of the second ejector pipe 6 is communicated with the inner ring atmosphere open flame combustion assembly 7.

[0040] In the embodiment, the inner ring atmosphere open flame combustion assembly 7 is added, so that one fire power is additionally increased, the most fierce fire state is realized, the central atmosphere open flame combustion assembly 1, the outer ring atmosphere open flame combustion assembly 2, the infrared combustion assembly 3 and the inner ring atmosphere open flame combustion assembly 7 are combusted simultaneously, and the fierce fire stir-frying cooking of the existing restaurant is met.

[0041] The infrared combustion assembly 3 comprises a plurality of infrared combustion members 8 arranged at intervals and not connected to each other, a mounting interval 26 for mounting the outer ring atmospheric open flame combustion assembly 2 is formed between adjacent two infrared combustion members 8, the mounting interval 26 is through between adjacent two infrared combustion members 8 in front and back and up and down, and a deformation interval for the expansion and contraction of the infrared combustion member 8 is formed between adjacent two infrared combustion members 8.

[0042] In the embodiment, the original infrared combustion member 8 is a whole ceramic honeycomb plate, the whole ceramic honeycomb plate has a high sintering temperature, and is easy to be broken in the processing process, thereby resulting in a low product processing qualification rate; now the infrared combustion member 8 is divided into a plurality of pieces, such as two pieces, three pieces or more than four pieces, which is easy to process, and the small ceramic honeycomb plate is not easy to be broken in the processing process.

[0043] In the embodiment, the infrared combustion member 8 is the infrared combustion assembly 3 composed of a plurality of infrared combustion members 8, the infrared combustion member 8 expands and contracts to the adjacent deformation interval in the process of combustion and cooling, the original whole ceramic honeycomb plate structure is replaced, and the explosion phenomenon of the whole ceramic honeycomb plate in the combustion process is avoided.

[0044] The outer ring atmospheric open flame combustion assembly 2 comprises an outer ring atmospheric open flame combustion member 11, and the outer ring atmospheric open flame combustion member 11 is provided with an outer ring gas outlet hole 12 communicating with the output end of the second ejector pipe 6.

[0045] The outer ring gas outlet hole 12 is in communication with the outside air and forms an outer ring mixing interval in which the outer ring gas and the air are mixed.

[0046] In the embodiment, the outer ring atmospheric open flame combustion member 11 has a cross section similar to a convex character, and a plurality of outer ring gas outlet holes 12 arranged at intervals in a linear manner are arranged on both sides of the upper portion of the outer ring atmospheric open flame combustion member 11 to increase the gas outlet amount.

[0047] The outer ring atmospheric open flame combustion member 11 is provided with a supporting block 13, the infrared combustion member 8 is located on the supporting block 13, the outer ring atmospheric open flame combustion member 11 is provided with a pressing block 14 for pressing the infrared combustion member 8, the pressing block 14 is provided with an open slot 15 through in up and down directions, the pressing block 14 is assembled on the outer ring atmospheric open flame combustion member 11 along the open slot 15 and presses the infrared combustion member 8, and the infrared combustion member 8 is not easy to be upwardly warped in the combustion process.

[0048] In the embodiment, the furnace head 4 is provided with a supporting step for supporting the end portion of the infrared combustion member 8, and the furnace head 4 is provided with a supporting structure for supporting the outer ring atmospheric open flame combustion member 11.

[0049] The outer ring atmospheric open fire combustion assembly 2 and the inner ring position of the infrared combustion assembly 3 are provided with an inner ring atmospheric open fire combustion ring 9 forming an inner ring atmospheric open fire combustion assembly 7, and the inner ring atmospheric open fire combustion ring 9 is provided with an inner ring gas outlet hole 10 communicating with the output end of the second ejector pipe 6.

[0050] The inner ring gas outlet hole 10 communicates with the outside air and forms an inner ring mixed area of the inner ring gas and air.

[0051] In the embodiment, the inner ring atmospheric open fire combustion ring 9 is provided with a plurality of circumferentially spaced inner ring gas outlet holes 10, so that the inner ring atmospheric open fire combustion ring 9 can be part of the outer ring atmospheric open fire combustion assembly 2 when burning, thereby increasing the firepower of the outer ring atmospheric open fire combustion assembly 2.

[0052] The inner cavity 16 of the burner 4 is provided with an inner cavity 16 communicating with the output end of the first ejector pipe 5, and the infrared combustion assembly 3 is located above the inner cavity 16, and the infrared combustion assembly 3 and the inner cavity 16 form an inner cavity mixed area of the infrared gas and air; the infrared combustion assembly 3 includes a plurality of split infrared combustion members 8, and the infrared combustion member 8 is a ceramic honeycomb plate.

[0053] The inner cavity 16 of the burner 4 is provided with an inner cylinder 17, which is upwardly extended from the inner bottom wall of the inner cavity 16, and the center atmospheric open fire combustion assembly 1 and the inner ring atmospheric open fire combustion ring 9 are located at the inner side position of the upper part of the inner cylinder 17, one end of the second ejector pipe 6 extends into the burner 4 and the inner cylinder 17 and is connected with the center atmospheric open fire combustion assembly 1, and the center atmospheric open fire combustion assembly 1 includes a center atmospheric open fire combustion cover 18, and the center atmospheric open fire combustion cover 18 is provided with a center gas outlet hole 19, and the center gas outlet hole 19 communicates with the outside air and forms a center mixed area of the center gas and air.

[0054] The outer side of the inner cylinder 17 is provided with a gas conveying member 20 communicating with the second ejector pipe 6, and the gas conveying member 20 and the outer ring atmospheric open fire combustion assembly 2 are provided with a gas conveying bypass branch 21 communicating with the outer ring atmospheric open fire combustion assembly 2 and the inner ring atmospheric open fire combustion assembly 7, and the gas conveying bypass branch 21 is located at the outer side of the inner cylinder 17, and the second ejector pipe 6 is provided with a gas conveying guide member 22 connected with the gas conveying member 20, and the gas of the second ejector pipe 6 is conveyed to the outer ring atmospheric open fire combustion assembly 2 and the inner ring atmospheric open fire combustion assembly 7 through the gas conveying guide member 22, the gas conveying member 20 and the gas conveying bypass branch 21.

[0055] In the embodiment, the gas delivery member 20 can be fixed on the outer sidewall of the inner cylinder 17 by welding, and the inner cylinder 17 is provided with a gas delivery bypass channel 21 which communicates the atmospheric open flame combustion assembly 2 with the inner atmospheric open flame combustion assembly 7, and the gas delivery bypass channel 21 extends upward from the top of the gas delivery member 20 and forms a support structure for supporting the outer atmospheric open flame combustion assembly 2.

[0056] In the embodiment, the inner atmospheric open flame combustion ring 9 is provided with a flange. The inner atmospheric open flame combustion ring 9 is inserted into the top of the inner cylinder 17, and the flange of the inner atmospheric open flame combustion ring 9 is overlapped on the top of the inner cylinder 17.

[0057] The second injection pipe 6 is provided with a fixing bracket 23 for the center atmospheric open flame combustion assembly 1, and the fixing bracket 23 is provided with a thermocouple 24 and an ignition needle 25.

[0058] Second embodiment:

[0059] Referring to Figures 6-8 The furnace end 4 is provided with an inner cavity 16 which communicates with the output end of the first injection pipe 5, and the inner cavity 16 is provided with an inner cylinder 17, and the inner cylinder 17 is provided with a main delivery channel 28, an annular delivery channel 29 and a branch delivery channel 30, and the main delivery channel 28, the annular delivery channel 29 and the branch delivery channel 30 are arranged as an undetachable whole with the inner cylinder 17, the main delivery channel 28 is connected with the second injection pipe 6, the main delivery channel 28, the annular delivery channel 29 and the branch delivery channel 30 are communicated in sequence, the center atmospheric open flame combustion assembly 1 is installed on the branch delivery channel 30, and the annular delivery channel 29 communicates with the outer atmospheric open flame combustion assembly 2.

[0060] The gas delivered by the second injection pipe 6 is delivered to the outer atmospheric open flame combustion assembly 2 through the main delivery channel 28 and the annular delivery channel 29.

[0061] The gas delivered by the second injection pipe 6 is delivered to the center atmospheric open flame combustion assembly 1 through the main delivery channel 28, the annular delivery channel 29 and the branch delivery channel 30.

[0062] The outer atmospheric open flame combustion assembly 2 is arranged above the annular delivery channel 29 and is arranged as an undetachable whole with the outer sidewall of the inner cylinder 17.

[0063] The above only is the preferred embodiment of the present application, and does not limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An atmospheric and infrared combined burner tip, characterized by: The burner head (4) is provided with a first injection pipe (5) and a second injection pipe (6) for conveying gas, the output end of the first injection pipe (5) communicates with the infrared combustion assembly (3), and the output end of the second injection pipe (6) communicates with the central atmospheric open flame combustion assembly (1) and the outer ring atmospheric open flame combustion assembly (2).

2. The atmospheric and infrared combined combustion burner of claim 1, wherein: The burner head (4) is provided with an inner ring atmospheric open flame combustion assembly (7) at the combustion position, the inner ring atmospheric open flame combustion assembly (7) is located at the outer ring position of the central atmospheric open flame combustion assembly (1), the inner ring atmospheric open flame combustion assembly (7) is located at the inner ring position of the outer ring atmospheric open flame combustion assembly (2) and the infrared combustion assembly (3), and the output end of the second injection pipe (6) communicates with the inner ring atmospheric open flame combustion assembly (7).

3. The atmospheric and infrared combined combustion burner of claim 1, wherein: The infrared combustion assembly (3) comprises a plurality of infrared combustion members (8) which are arranged at intervals and are not connected to each other, an installation interval (26) for installing the outer ring atmospheric open flame combustion assembly (2) is formed between adjacent two infrared combustion members (8), the installation interval (26) penetrates adjacent two infrared combustion members (8) from front to back and from top to bottom, and adjacent two infrared combustion members (8) have a deformation interval, and the deformation interval is used for expansion and contraction deformation of adjacent infrared combustion members (8).

4. The atmospheric and infrared combined combustion burner of claim 3, wherein: The outer ring atmospheric open flame combustion assembly (2) comprises an outer ring atmospheric open flame combustion member (11), and the outer ring atmospheric open flame combustion member (11) is provided with an outer ring gas outlet hole (12) which communicates with the output end of the second injection pipe (6); The outer ring gas outlet hole (12) communicates with the outside air and forms an outer ring mixing interval in which outer ring gas and air are mixed; The outer ring atmospheric open flame combustion member (11) is detachably installed on the burner head (4), or the outer ring atmospheric open flame combustion member (11) and part of the burner head (4) are arranged as an integral body which cannot be separated.

5. The atmospheric and infrared combined burner head of claim 4, wherein: The outer ring atmospheric open flame combustion member (11) is provided with a supporting block (13), the infrared combustion member (8) is located on the supporting block (13), the outer ring atmospheric open flame combustion member (11) is provided with a pressing block (14) for pressing the infrared combustion member (8), the pressing block (14) is provided with an open slot (15) which penetrates from top to bottom, and the pressing block (14) is assembled on the outer ring atmospheric open flame combustion member (11) along the open slot (15) and presses the infrared combustion member (8).

6. The atmospheric and infrared combined combustion burner of claim 1, wherein: The inner ring atmospheric open flame combustion assembly (7) is provided with an inner ring atmospheric open flame combustion ring (9) at the inner ring position of the outer ring atmospheric open flame combustion assembly (2) and the infrared combustion assembly (3), and the inner ring atmospheric open flame combustion ring (9) is provided with an inner ring gas outlet hole (10) which communicates with the output end of the second injection pipe (6); The inner ring gas outlet hole (10) communicates with the outside air and forms an inner ring mixing interval in which inner ring gas and air are mixed.

7. The atmospheric and infrared combined burner head of claim 6, wherein: The furnace head (4) is internally provided with an inner cavity (16) communicated with the output end of the first ejecting pipe (5), the infrared combustion assembly (3) is located above the inner cavity (16), and an inner cavity mixing area for mixing infrared gas and air is formed between the infrared combustion assembly (3) and the inner cavity (16); the infrared combustion assembly (3) comprises a plurality of infrared combustion members (8) arranged in a split mode, and the infrared combustion member (8) is a ceramic honeycomb plate.

8. The atmospheric and infrared combined burner head of claim 7, wherein: The inner cavity (16) of the furnace head (4) is provided with an inner cylinder (17), the inner cylinder (17) is arranged to extend upward from the inner bottom wall of the inner cavity (16), the central atmospheric open flame combustion assembly (1) and the inner ring atmospheric open flame combustion ring (9) are located at the inner side of the upper portion of the inner cylinder (17), one end of the second ejecting pipe (6) extends into the furnace head (4) and the inner cylinder (17) and is connected with the central atmospheric open flame combustion assembly (1), the central atmospheric open flame combustion assembly (1) comprises a central atmospheric open flame combustion cover (18), the central atmospheric open flame combustion cover (18) is provided with a central gas outlet hole (19), the central gas outlet hole (19) is communicated with the outside air and forms a central mixing area for mixing central gas and air; The inner cylinder (17) is provided with an inner cavity (27), the outside air, the central gas outlet hole (19) and the inner ring gas outlet hole (10) are all communicated with the inner cavity (27); The outer side of the inner cylinder (17) is provided with a gas conveying member (20) communicated with the second ejecting pipe (6), a gas conveying bypass branch (21) communicated with the outer ring atmospheric open flame combustion assembly (2) and the inner ring atmospheric open flame combustion assembly (7) is arranged between the gas conveying member (20) and the outer ring atmospheric open flame combustion assembly (2), the gas conveying bypass branch (21) is located at the outer side of the inner cylinder (17), the second ejecting pipe (6) is provided with a gas conveying guide member (22) connected with the gas conveying member (20), and the gas of the second ejecting pipe (6) is conveyed to the outer ring atmospheric open flame combustion assembly (2) and the inner ring atmospheric open flame combustion assembly (7) through the gas conveying guide member (22), the gas conveying member (20) and the gas conveying bypass branch (21).

9. The atmospheric and infrared combined combustion burner of claim 1, wherein: The furnace head (4) is internally provided with an inner cavity (16) communicated with the output end of the first ejecting pipe (5), the inner cavity (16) is provided with an inner cylinder (17), the inner cylinder (17) is provided with a main conveying channel (28), an annular conveying channel (29) and a branch conveying channel (30), the main conveying channel (28), the annular conveying channel (29) and the branch conveying channel (30) and the inner cylinder (17) are arranged as an integral body that cannot be disassembled, the main conveying channel (28) is connected with the second ejecting pipe (6), the main conveying channel (28), the annular conveying channel (29) and the branch conveying channel (30) are communicated in sequence, the central atmospheric open flame combustion assembly (1) is installed in the branch conveying channel (30), and the annular conveying channel (29) is communicated with the outer ring atmospheric open flame combustion assembly (2); The gas conveyed by the second ejecting pipe (6) is conveyed to the outer ring atmospheric open flame combustion assembly (2) through the main conveying channel (28) and the annular conveying channel (29); The fuel gas delivered by the second ejector pipe (6) is delivered to the central atmospheric open flame combustion assembly (1) through the main delivery channel (28), the annular delivery channel (29) and the branch delivery channel (30). The outer ring atmospheric open flame combustion assembly (2) is located above the annular delivery channel (29) and is arranged on the outer side of the inner cylinder (17) as an integral whole.

10. The atmospheric and infrared combined combustion burner of claim 1, wherein: The second ejector pipe (6) is provided with a fixing support (23) corresponding to the central atmospheric open flame combustion assembly (1), and the fixing support (23) is provided with a thermocouple (24) and an ignition needle (25).

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