High-energy-efficiency multi-head high-fire burner easy to disassemble and assemble and commercial kitchen range

Abstract

The utility model discloses a high-energy-efficiency multi-head high-fire burner easy to disassemble and assemble. The high-energy-efficiency multi-head high-fire burner comprises a furnace base, a nozzle and an injection spray pipe. The furnace seat is provided with a gas mixing cavity and a plurality of flaming seats, and the nozzles are mounted on the flaming seats; the injection spray pipe is of a Venturi pipe structure and is vertically arranged, and the bottom of the injection spray pipe is embedded in the flaming base. And the nozzle can spray the fuel gas from the gas mixing cavity to the injection spray pipe. According to the utility model, the nozzle structure is arranged on the flaming seat of the furnace seat, and the injection spray pipe is embedded above the furnace seat; the injection spray pipe is arranged in a Venturi tube structure, fuel gas and air ejected by the nozzle can be ejected upwards after being injected, compressed and accelerated, the mixing efficiency of the fuel gas and the air can be effectively improved, the injection spray pipe is convenient to disassemble and assemble, and the combustion efficiency of the high-fire commercial kitchen range can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of commercial stoves, and particularly relates to a multi-head high-power burner with high energy efficiency and easy disassembly and assembly and a commercial stove. Background Art

[0002] Existing commercial gas stoves are mostly composed of a cock valve and a burner head assembly. During use, the unit air intake of the burner head assembly is adjusted by screwing the cock valve, thereby controlling the firepower. The burner head of a commercial stove is usually a large cast iron part or a round pipe part welded to form a burner base. A plurality of direct-injection straight pipe gas nozzles are arranged on the burner base to form a multi-head high-power burner structure. For example, the commercial energy-saving gas stove head disclosed in the patent number CN201615485U. However, for this type of commercial stove, gas is directly ejected through the straight pipe-shaped gas nozzles, and the mixing efficiency of gas and air is relatively low. Therefore, further improvement is needed. Summary of the Utility Model

[0003] The utility model aims to at least solve one of the technical problems existing in the prior art. For this purpose, the utility model provides a multi-head high-power burner with high energy efficiency and easy disassembly and assembly and a commercial stove.

[0004] An embodiment of the utility model adopts the following technical solution to solve its technical problems: a multi-head high-power burner with high energy efficiency and easy disassembly and assembly, comprising: a burner base, a nozzle and an ejector nozzle;

[0005] The burner base is provided with a mixing chamber and a plurality of flame ejection seats, and the nozzle is installed on the flame ejection seat; the ejector nozzle is vertically arranged in a Venturi tube structure, and the bottom is embedded in the flame ejection seat; the nozzle can eject gas from the mixing chamber towards the ejector nozzle.

[0006] Optionally, the flame ejection seat is provided with an annular installation ring wall, and the bottom of the ejector nozzle is provided with a cylindrical ejector installation part; the ejector installation part can be inserted into the installation ring wall.

[0007] Optionally, the ejector installation part is threadedly connected to the installation ring wall.

[0008] Optionally, the ejector nozzle is provided with a regular hexagon connecting flange.

[0009] Optionally, a plurality of air supplement holes are circumferentially formed at the bottom of the ejector nozzle.

[0010] Optionally, a valve adjusting nut is arranged at the bottom of the ejector nozzle; the valve adjusting nut is threadedly connected to the bottom of the ejector nozzle and can move up and down to adjust the opening degree of the air supplement holes.

[0011] Optionally, a fire cap is arranged at the top of the ejector nozzle.

[0012] Optionally, the gas mixing chamber has an annular channel structure, and at least two are provided at concentric intervals.

[0013] Advantages of the present utility model: A nozzle structure is provided on the flame spraying seat of the furnace base, and an ejector nozzle is embedded above the furnace base; the ejector nozzle is arranged in a Venturi riser structure, which can eject and compress and accelerate the gas and air ejected from the nozzle and then spray upward, effectively improving the mixing efficiency of the gas and air. The ejector nozzle is convenient to disassemble and install, and can effectively improve the combustion efficiency of the high-power commercial stove.

[0014] The present utility model also provides another technical solution: A commercial stove includes the above-mentioned multi-head high-power burner.

[0015] In order to make the above-mentioned objects, features and advantages of the present utility model more obvious and understandable, the following specifically gives preferred embodiments and, in conjunction with the accompanying drawings, makes the following detailed description. Description of the Drawings

[0016] The above and / or additional aspects and advantages of the present utility model will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

[0017] Figure 1 is a schematic structural diagram of the high-power commercial stove of the present utility model;

[0018] Figure 2 is Figure 1 a cross-sectional view of the high-power commercial stove in

[0019] Main element symbol description:

[0020] 10. Furnace base; 11. Gas mixing chamber; 12. Flame spraying seat; 13. Installation ring wall; 20. Nozzle; 30. Ejector nozzle; 31. Ejector installation part; 32. Supplementary air hole; 40. Burner cap; 50. Valve adjusting nut. Specific Embodiments

[0021] This part will describe the specific embodiments of the present utility model in detail. The preferred embodiments of the present utility model are shown in the drawings. The role of the drawings is to supplement the description of the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but it cannot be understood as a limitation on the protection scope of the present utility model.

[0022] In the description of the present utility model, the meaning of "a plurality" is two or more. Understandings such as "greater than", "less than", and "exceeding" do not include the present number, and understandings such as "above", "below", and "within" include the present number. If there is a description of "first" and "second", it is only for the purpose of distinguishing technical features and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0023] In the description of the present utility model, it should be understood that regarding the orientation description, such as the orientation or positional relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model.

[0024] In the present utility model, unless otherwise clearly defined, terms such as "set", "installed", "connected", etc. should be understood in a broad sense. For example, it can be directly connected, or indirectly connected through an intermediate medium; it can be fixedly connected, or detachably connected, or integrally formed; it can be mechanically connected; it can be the communication inside two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution.

[0025] Embodiment

[0026] Refer to Figure 1 and Figure 2 , a high-energy-efficiency and easily disassembled and assembled multi-head fierce fire burner proposed by the present utility model includes: a furnace base 10, a nozzle 20, and an ejector nozzle 30;

[0027] The furnace base 10 is provided with a gas mixing chamber 11 and a plurality of flame spraying seats 12, and the nozzle 20 is installed on the flame spraying seat 12; the ejector nozzle 30 is vertically arranged in a Venturi tube structure, and the bottom is embedded in the flame spraying seat 12; the nozzle 20 can spray gas from the gas mixing chamber 11 towards the ejector nozzle 30.

[0028] In the present utility model, a nozzle 20 structure is provided on the flame spraying seat 12 of the furnace base 10, and an ejector nozzle 30 is embedded above the furnace base 10; the ejector nozzle 30 is arranged in a Venturi tube structure, which can eject and compress and accelerate the gas and air sprayed by the nozzle 20 and then spray upwards, which can effectively improve the mixing efficiency of the gas and air. The ejector nozzle 30 is convenient to disassemble and assemble, and can effectively improve the combustion efficiency of the fierce fire commercial cooking stove.

[0029] In this embodiment, the flame spraying seat 12 is provided with an annular installation ring wall 13, and the bottom of the ejector nozzle 30 is provided with a cylindrical ejector installation part 31; the ejector installation part 31 can be inserted into the installation ring wall 13. The installation ring wall 13 provides an annular connection wall structure, which is convenient for the ejector installation part 31 at the bottom of the ejector nozzle 30 to be connected by a snap-fit or threaded connection method.

[0030] In some embodiments, the ejector installation part 31 is threadedly connected to the installation ring wall 13. The ejector installation part 31 and the installation ring wall 13 are provided with mutually matching thread structures and are locked by a threaded connection method.

[0031] Furthermore, the ejector nozzle 30 is provided with a regular hexagon connecting flange (not shown in the figure). The connecting flange is a stepped structure extending circumferentially along the outer periphery of the ejector nozzle 30. By using a regular hexagon or regular octagon structure, it is convenient for a wrench or socket tool to operate and quickly and conveniently lock the ejector nozzle 30.

[0032] In this embodiment, in order to further compress and supplement air at the air inlet end of the ejector nozzle 30, a plurality of air supplement holes 32 are circumferentially formed at the bottom of the ejector nozzle 30.

[0033] Furthermore, a valve adjusting nut 50 is provided at the bottom of the ejector nozzle 30; the valve adjusting nut 50 is threadedly connected to the bottom of the ejector nozzle 30 and can move up and down to adjust the opening degree of the air supplement hole 32. By rotating the valve adjusting nut 50, the shielding area of the air supplement hole 32 is changed, and thus the opening degree of the air supplement hole 32 can be quickly adjusted.

[0034] In this embodiment, a burner cap 40 is provided at the top of the ejector nozzle 30.

[0035] In this embodiment, in order to provide a star-shaped multi-head and evenly distributed flame coverage fierce burner structure, the gas mixing chamber 11 is in a ring-shaped channel structure, and at least two are concentrically arranged at intervals.

[0036] The present utility model also provides another technical solution: a commercial stove, including the above multi-head fierce burner.

[0037] Certainly, the present utility model is not limited to the above embodiments. Those skilled in the art can make equivalent deformations or substitutions without departing from the spirit of the present utility model, and these equivalent deformations and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A high-efficiency, easily disassembled, multi-head fierce-fire burner, characterized in that: include: A furnace base (10), a nozzle (20) and an ejection nozzle (30); The furnace base (10) is provided with a gas mixing chamber (11) and a plurality of flame spraying seats (12), and the nozzle (20) is installed on the flame spraying seat (12); the ejector nozzle (30) is vertically arranged in a venturi tube structure, and the bottom is embedded in the flame spraying seat (12); the nozzle (20) can eject the gas from the gas mixing chamber (11) toward the ejector nozzle (30).

2. The high energy efficiency and easily disassembled multi-head fierce fire burner according to claim 1 is characterized in that: The flame spray seat (12) is provided with an annular mounting ring wall (13), and the bottom of the ejector nozzle (30) is provided with a cylindrical ejector mounting portion (31); the ejector mounting portion (31) can be inserted into the mounting ring wall (13).

3. The high energy efficiency and easily disassembled multi-head fierce fire burner according to claim 2 is characterized in that: The ejector mounting portion (31) is threadedly connected to the mounting ring wall (13).

4. The high energy efficiency and easily disassembled multi-head fierce fire burner according to claim 3 is characterized in that: The ejection nozzle (30) is provided with a regular hexagonal connecting flange.

5. The high energy efficiency and easily disassembled multi-head fierce fire burner according to claim 1 is characterized in that: The bottom of the ejection nozzle (30) is provided with a plurality of air supply holes (32) along the circumferential direction.

6. The high energy efficiency and easily disassembled multi-head fierce fire burner according to claim 5 is characterized in that: A valve adjustment nut (50) is provided at the bottom of the ejector nozzle (30); the valve adjustment nut (50) is threadedly connected to the bottom of the ejector nozzle (30) and can move up and down to adjust the opening of the air supply hole (32).

7. The high energy efficiency and easily disassembled multi-head fierce fire burner according to claim 1 is characterized in that: A fire cover (40) is provided on the top of the ejection nozzle (30).

8. The high energy efficiency and easily disassembled multi-head fierce fire burner according to claim 1 is characterized in that: The gas mixing chamber (11) is in the form of an annular cavity structure, with at least two chambers being arranged concentrically and spaced apart.

9. A commercial stove, characterized in that: It comprises the multi-head high-fire burner as described in any one of claims 1-8.

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