Fire distributor with gas blocking structure

Abstract

The utility model discloses a fire distributor with a gas blocking structure, which comprises a base provided with a fire distributing cavity and an injection pipe. The fire cover is assembled on the base; and the injection pipe comprises a horizontal pipe and a vertical pipe which are vertically communicated with each other, mixed gas is input into the vertical pipe from the horizontal pipe, is directly injected upwards through the vertical pipe, collides with the fire cover and then is uniformly distributed in the fire distribution cavity along the fire cover, and the combustion efficiency is improved. According to the utility model, not only can the use of small-size cookware be met, but also the pot handle is not easy to burn, and meanwhile, the energy utilization rate can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of burners, in particular to a fire distributor with an air blocking structure. Background Art

[0002] At present, the upper air inlet burners on the market are all multi-ring fires, which easily result in a large fire cover diameter, a large flame radius, and a large inner circle diameter of the pot rack. They are not suitable for use with small-sized pots. At the same time, due to the large flame radius, when using a small pot, it is easy to burn outside the pot and easily burn the pot handle.

[0003] The traditional burner has a large diameter and the pot bottom diameter is relatively small, so the energy utilization rate is not high. Utility Model Content

[0004] The utility model aims to provide a technical solution of a fire divider with an air blocking structure to address the deficiencies in the prior art, which can not only meet the use of smaller-sized pots, but also is not easy to burn the pot handle, and can improve energy utilization.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A fire distributor with an air blocking structure, comprising

[0007] A base, the base is provided with a fire distribution cavity and an ejection tube;

[0008] and a fire cover, the fire cover being assembled on the base;

[0009] Features:

[0010] The ejector tube comprises a horizontal tube and a vertical tube which are vertically connected to each other. The mixed gas is input into the vertical tube from the horizontal tube, sprayed upward through the vertical tube and collides with the fire cover, and then evenly distributed in the fire distribution cavity along the fire cover to improve the combustion efficiency. Through the design of the above structure, not only can the use of smaller-sized pots be met, but also the pot handle is not easily burned, and the energy utilization rate can be improved at the same time.

[0011] Furthermore, the diameter of the horizontal tube is h1, and the diameter of the vertical tube is h2, wherein h2>h1, which facilitates the circulation and mixing of the mixed gas.

[0012] Furthermore, the distance between the outlet end of the vertical tube and the fire cover is h3, wherein h3=(0.3-1.5)h1 or h3=(0.3-1.5)h2, which is beneficial for uniform distribution of the mixed gas along the fire chamber and improves combustion efficiency.

[0013] Furthermore, the fire cover is detachably connected to the base through a fulcrum fastening assembly, thereby preventing the fire cover from being deformed by heat and extending the service life of the fire distributor.

[0014] Furthermore, the fulcrum fastening assembly includes at least one boss and at least one fixing column. The boss is arranged on the top surface of the base and protrudes upward along the base. A through hole is provided on the boss. The fixing column is arranged on the fire cover. The fixing column is provided with a threaded hole. The fire cover and the base are fixedly assembled by passing a fastening screw through the through hole and connecting to the threaded hole, thereby facilitating the disassembly and assembly of the fire cover and the base and facilitating cleaning.

[0015] Furthermore, an annular groove is provided on the bottom outer edge of the fire cover, which is embedded in the inner wall of the fire divider of the base to achieve stable cooperation between the fire cover and the base, improve the sealing of the connection between the fire cover and the base, prevent the mixed gas from escaping from the gap, and reduce the loss of the mixed gas.

[0016] Furthermore, it also includes a burner head, and the base is connected to the burner head through a supporting assembly, thereby improving the stability and reliability of the burner head installation.

[0017] Furthermore, the burner head includes a support plate, an air inlet interface, a nozzle seat and a support foot. The nozzle seat and the air inlet interface are arranged on the upper and lower sides of the support plate. The nozzle seat is connected to the air inlet interface. The nozzle seat is connected to a nozzle for spraying gas into the ejector tube. The support foot is arranged on the support plate on the same side of the air inlet interface, which is conducive to the gas being input into the nozzle seat through the air inlet interface and then sprayed into the ejector tube through the nozzle, so that the air is mixed and transported with the gas in the ejector tube.

[0018] Furthermore, a sleeve for installing an ignition needle and a thermocouple is provided on the support plate, a step is provided on the top of the sleeve, and a positioning groove is provided on the base. The sleeve is inserted into the positioning groove, and the base is supported by the step to achieve stable cooperation between the base and the furnace head. The sleeve is conducive to the installation of the thermocouple and the ignition needle, and can improve the stability and reliability of the base installation.

[0019] Furthermore, the support assembly includes an upper support block and a lower support block. The upper support block is arranged on the ejector tube, and the lower support block is arranged on the support plate. The upper support block is placed on the lower support block and the nozzle seat to support the base, and the installation is convenient and quick.

[0020] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0021] The utility model can not only meet the use of smaller-sized pots, but also is not easy to burn the pot handle, and can improve energy utilization. It is conducive to the uniform distribution of mixed gas along the fire distribution cavity and improves combustion efficiency. The fire cover is detachably connected to the base through a fulcrum fastening assembly to prevent the fire cover from being deformed by heat and extend the service life of the fire distributor. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described below in conjunction with the accompanying drawings:

[0023] Figure 1This is a schematic diagram of the structure of a fire distributor with an air blocking structure according to the utility model;

[0024] Figure 2 for Figure 1 A top view of

[0025] Figure 3 for Figure 2 Schematic diagram of the structure in the AA direction;

[0026] Figure 4 It is a structural schematic diagram of the base in the utility model;

[0027] Figure 5 This is a schematic diagram of the bottom structure of the base in the utility model;

[0028] Figure 6 This is a schematic diagram of the structure of the middle fire cover of the utility model;

[0029] Figure 7 It is a structural schematic diagram of the furnace head in the utility model.

[0030] In the figure: 1-base; 101-injection tube; 101a-horizontal tube; 101b-vertical tube; 102-fire chamber; 103-positioning groove; 104-boss; 105-through hole; 106-upper support block;

[0031] 2-fire cover; 201-fixing column; 202-threaded hole; 203-annular groove;

[0032] 3- furnace head; 301- support plate; 302- support foot; 303- air inlet interface; 304- nozzle seat; 305- lower support block; 306- casing;

[0033] 4-nozzle; 5-ignition needle; 6-thermocouple. DETAILED DESCRIPTION

[0034] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0035] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0036] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions.

[0037] like Figures 1 to 7 As shown, a fire distributor with an air blocking structure of the utility model comprises a base 1 and a fire cover 2, wherein the fire cover 2 is assembled on the base 1.

[0038] The base 1 is provided with a fire dividing chamber 102 and an ejector tube 101. The ejector tube 101 includes a horizontal tube 101a and a vertical tube 101b which are vertically connected to each other. The mixed gas is input from the horizontal tube 101a into the vertical tube 101b, sprayed upward through the vertical tube 101b and collides with the fire cover 2, and then evenly distributed in the fire dividing chamber 102 along the fire cover 2, thereby improving the combustion efficiency. Through the design of the above structure, not only can the use of smaller-sized cookware be met, but also the pot handle is not easily burned, and the energy utilization rate can be improved at the same time.

[0039] The diameter of the horizontal tube 101a is h1, and the diameter of the vertical tube 101b is h2, wherein h2>h1, which facilitates the circulation and mixing of the mixed gas.

[0040] The distance between the outlet end of the vertical tube 101b and the fire cover 2 is h3, wherein h3=(0.3-1.5)h1 or h3=(0.3-1.5)h2, which is beneficial for uniform distribution of the mixed gas along the fire chamber 102 and improves the combustion efficiency.

[0041] The fire cover 2 is detachably connected to the base 1 through a fulcrum fastening assembly, which prevents the fire cover 2 from being deformed by heat and prolongs the service life of the fire distributor. The fulcrum fastening assembly includes at least one boss 104 and at least one fixing column 201. The present application preferably adopts two symmetrically arranged bosses and fixing columns. The boss 104 is arranged on the top surface of the base 1 and protrudes upward along the base 1. The boss 104 is provided with a through hole 105. The fixing column 201 is arranged on the fire cover 2. The fixing column 201 is provided with a threaded hole 202. The fixing screw passes through the through hole 105 and is connected to the threaded hole 202 to achieve fixed assembly between the fire cover 2 and the base 1, which is convenient for disassembly and assembly between the fire cover 2 and the base 1 and is conducive to cleaning.

[0042] An annular groove 203 is provided on the bottom outer edge of the fire cover 2, and the annular groove 203 is embedded in the inner wall of the fire divider of the base 1 to achieve stable cooperation between the fire cover 2 and the base 1, improve the sealing of the connection between the fire cover 2 and the base 1, prevent the mixed gas from escaping from the gap, and reduce the loss of the mixed gas.

[0043] The fire distributor also includes a burner head 3 , and the base 1 is connected to the burner head 3 through a supporting assembly, thereby improving the stability and reliability of the installation of the burner head 3 .

[0044] The burner head 3 includes a support plate 301, an air inlet interface 303, a nozzle seat 304 and a support foot 302. The nozzle seat 304 and the air inlet interface 303 are arranged on the upper and lower sides of the support plate 301. The nozzle seat 304 is connected to the air inlet interface 303. The nozzle seat 304 is connected to the nozzle 4 for spraying gas into the ejector tube 101. The support foot 302 is arranged on the support plate 301 on the same side of the air inlet interface 303, which is conducive to the gas being input into the nozzle seat 304 through the air inlet interface 303 and then sprayed into the ejector tube 101 through the nozzle 4, so that the air is mixed with the gas and transported in the ejector tube 101.

[0045] A sleeve 306 for installing the ignition needle 5 and the thermocouple 6 is provided on the support plate 301. The sleeve 306 is symmetrically arranged along the outer edge of the support plate 301. A step is provided on the top of the sleeve 306. A positioning groove 103 is provided on the base 1. The sleeve 306 is inserted into the positioning groove 103, and the base 1 is supported by the step to achieve stable cooperation between the base 1 and the furnace head 3. The sleeve 306 is conducive to the installation of the thermocouple 6 and the ignition needle 5, and can improve the stability and reliability of the installation of the base 1.

[0046] The support assembly includes an upper support block 106 and a lower support block 305. The upper support block 106 is arranged on the ejector tube 101, and the lower support block 305 is arranged on the support plate 301. The upper support block 106 is placed on the lower support block 305 and the nozzle seat 304 to support the base 1, and the installation is convenient and quick.

[0047] The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the present invention to achieve basically the same technical effects are all included in the protection scope of the present invention.

Claims

1. A fire distributor with a gas blocking structure, comprising A base, wherein the base is provided with a fire distribution chamber and an ejection tube; and a fire cover, the fire cover being mounted on the base; Features: The ejector pipe includes a horizontal pipe and a vertical pipe which are vertically connected to each other. The mixed gas is input into the vertical pipe from the horizontal pipe, sprayed upward through the vertical pipe and collides with the fire cover, and then evenly distributed in the fire distribution chamber along the fire cover to improve the combustion efficiency.

2. The fire distributor with an air blocking structure according to claim 1, characterized in that: The diameter of the horizontal tube is h1, and the diameter of the vertical tube is h2, wherein h2>h1.

3. The fire distributor with an air blocking structure according to claim 2, characterized in that: The distance between the outlet end of the vertical pipe and the fire cover is h3, wherein h3=(0.3-1.5)h1 or h3=(0.3-1.5)h2.

4. A fire distributor with an air blocking structure according to any one of claims 1 to 3, characterized in that: The fire cover is detachably connected to the base via a fulcrum fastening assembly.

5. The fire distributor with an air blocking structure according to claim 4, characterized in that: The fulcrum fastening assembly includes at least one boss and at least one fixing column. The boss is arranged on the top surface of the base and protrudes upward along the base. A through hole is provided on the boss. The fixing column is arranged on the fire cover. The fixing column is provided with a threaded hole. The fire cover and the base are fixedly assembled by passing a fixing screw through the through hole and connecting to the threaded hole.

6. A fire distributor with an air blocking structure according to any one of claims 1 to 3, characterized in that: An annular groove is provided on the outer edge of the bottom of the fire cover, and the annular groove is embedded in the inner wall of the fire divider of the base to achieve stable cooperation between the fire cover and the base.

7. A fire distributor with an air blocking structure according to any one of claims 1 to 3, characterized in that: It also includes a burner head, and the base is connected to the burner head through a supporting assembly.

8. The fire distributor with an air blocking structure according to claim 7, characterized in that: The burner head includes a support plate, an air inlet interface, a nozzle seat and a support foot. The nozzle seat and the air inlet interface are arranged on the upper and lower sides of the support plate. The nozzle seat is connected to the air inlet interface. The nozzle seat is connected to a nozzle for spraying gas into the ejector tube. The support foot is arranged on the support plate on the same side of the air inlet interface.

9. The fire distributor with an air blocking structure according to claim 8, characterized in that: The support plate is provided with a sleeve for installing an ignition needle and a thermocouple, the top of the sleeve is provided with a step, and the base is provided with a positioning groove. The sleeve is inserted into the positioning groove, and the base is supported by the step to achieve stable cooperation between the base and the burner head.

10. The fire distributor with an air blocking structure according to claim 8, characterized in that: The support assembly includes an upper support block and a lower support block, wherein the upper support block is arranged on the ejector tube, and the lower support block is arranged on the support plate. The upper support block is placed on the lower support block and the nozzle seat to support the base.

Images