CN218442274U

CN218442274U - Totally-upper air inlet burner and stove

Info

Publication number: CN218442274U
Application number: CN202222525977.8U
Authority: CN
Inventors: 罗潘; 高兴平; 李冲
Original assignee: Guangdong Macro Gas Appliance Co Ltd
Current assignee: Guangdong Macro Gas Appliance Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-02-03
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses a complete upper air intake burner and a cooker, which is characterized in that the burner comprises a burner main body, a central fire cover, an outer fire cover and a mounting plate, wherein the burner main body is arranged on the mounting plate, the burner main body is provided with a central air passage, a central ejector pipe, a central diffuser pipe, an outer ring ejector pipe, an outer ring diffuser pipe and an outer ring air passage, and the central fire cover and the outer fire cover are respectively arranged on the central air passage and the outer ring air passage; the central injection pipe is communicated with the central air passage through a central diffuser pipe, and the outer ring injection pipe is communicated with the outer ring air passage through an outer ring diffuser pipe; an air supplementing channel is arranged on the burner main body; the mounting plate is provided with a central nozzle channel and an outer ring nozzle channel respectively, and the central nozzle channel and the outer ring nozzle channel correspond to the central injection pipe and the outer ring injection pipe respectively. The utility model discloses simple structure, stability is good, low in production cost.

Description

Totally-upper air inlet burner and stove

Technical Field

The utility model relates to a gas cooking utensils technical field, more specifically relates to a go up air inlet combustor and cooking utensils completely.

Background

The existing kitchen range can be divided into an upper air inlet mode, a lower air inlet mode and a full air inlet mode from the air inlet mode, the difference lies in the air inlet mode of air required by combustion, the upper air inlet mode is arranged above a panel, the lower air inlet mode is arranged below the panel, and the full air inlet mode is both the upper air inlet mode and the lower air inlet mode. The structure of the burner of the gas cooker with different air inlet modes is different. For example, the Chinese patent application No. 202121155287.7 discloses an annular thin fire burner of a gas stove, which comprises an injection pipe and a head part, wherein an annular fire cover is arranged on the head part to form a circle of annular fire hole channel which is uniformly communicated with a gas mixing cavity and is provided with an upward opening, an included angle alpha between the axis of the annular fire hole channel and the central axis of the fire cover is 45-65 degrees, the upper opening part of the annular fire hole channel is an annular fire hole, and the hollow part of the fire cover is a secondary air channel. This patent structure makes gas combustion more abundant, and the increasing the heat efficiency when reducing flue gas negative effect. But the defects are that the adopted double annular air passages are small in air passage number and difficult to lift.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure in order to solve the not enough of prior art, the air flue is many, can bear the weight of the complete enterprising combustor that heavy load, secondary air supplement are sufficient, mixing performance are good.

Another object of the utility model is to provide a cooking utensils of simple structure.

The utility model discloses an adopt following technical solution to realize above-mentioned purpose: the utility model provides a totally go up air inlet burner, its includes combustor main part, central fire lid, outer fire lid and mounting panel, and the combustor main part is installed on the mounting panel, and the combustor main part is provided with central air flue, central injection pipe, central diffuser pipe, outer loop injection pipe, outer loop diffuser pipe and outer loop air flue, and central fire lid, outer fire lid are installed respectively on central air flue and outer loop air flue.

The central injection pipe is communicated with the central air passage through a central diffuser pipe, and the outer ring injection pipe is communicated with the outer ring air passage through an outer ring diffuser pipe; the gas in the injection pipe is mixed with the air injected and entering, the mixed gas reaches the central diffuser pipe and the outer ring diffuser pipe through the injection pipe, finally reaches the central air passage and the outer ring air passage, and is sprayed out through the fire holes of the central fire cover and the outer ring fire cover to be combusted.

The burner main body is provided with an air supplementing channel penetrating through the outer ring of the burner, and secondary air is supplemented to the central fire and the outer ring fire through the air supplementing channel.

The mounting plate is provided with a central nozzle channel and an outer ring nozzle channel which respectively correspond to the central injection pipe and the outer ring injection pipe.

As a further explanation of the above scheme, the burner body includes a burner inner ring and a burner outer ring, the outer ring injection pipe and the outer ring diffuser pipe are respectively disposed on the burner outer ring, and the center injection pipe and the center diffuser pipe are respectively disposed on the burner inner ring.

As a further explanation of the above scheme, the inner side wall and the outer side wall of the outer ring of the burner are respectively provided with an air inlet and an air outlet corresponding to the air supply channel.

As a further explanation of the scheme, the outer ring diffusion pipe is a first diffusion groove arranged in the combustor main body, one end of the first diffusion groove corresponds to the air outlet end of the outer ring injection pipe, the other end of the first diffusion groove is provided with a first inclined surface, and a first step is connected above the first inclined surface.

As a further explanation of the above scheme, the central diffuser pipe is a diffuser groove two arranged in the burner main body, one end of the diffuser groove two corresponds to the air outlet end of the central injection pipe, the other end of the diffuser groove two is provided with an inclined plane two, and a step position two is connected above the inclined plane two.

As a further explanation of the above scheme, the central air passage and the outer annular air passage are both of a double-air passage structure, the two central air passages are respectively provided with a corresponding central injection pipe and a central diffuser pipe, and the two central air passages have the same gas flow direction and are both clockwise or counterclockwise; the two outer ring air passages are respectively provided with a corresponding outer ring injection pipe and an outer ring diffuser pipe, and the gas flow directions of the two outer ring air passages are the same and are clockwise or anticlockwise.

As a further explanation of the above scheme, the central nozzle is installed on the central nozzle passage and corresponds to the central injection pipe; the outer ring nozzle channel is provided with an outer ring nozzle corresponding to the outer ring injection pipe.

As a further explanation of the above scheme, the central nozzle passage and the outer ring nozzle passage are respectively vertical pipes, and two central nozzle passages and two outer ring nozzle passages are respectively arranged on two sides of the burner main body.

As a further explanation of the above scheme, two central injection pipes and two outer ring injection pipes are arranged in parallel, and the two central injection pipes are arranged on two sides of the inner ring of the burner and have opposite injection directions; the two outer ring injection pipes are arranged on two sides of the outer ring of the burner, and the injection directions are opposite; the central injection pipe and the outer ring injection pipe which have the same injection direction are arranged far away from each other.

A cooking appliance, characterized in that it applies said full upper burner.

The utility model adopts the beneficial effect that above-mentioned technical solution can reach is.

1. The utility model discloses a central air flue and outer loop air flue all set up to two air flue structures, and all have the injection pipe and the diffuser pipe of mixing and steady voltage, thereby can guarantee the intensive mixing of gas and air and promote load, secondly the distance sets up far away between the two air flues in central air flue or the outer loop air flue, interference when can avoiding drawing the air of drawing and draw the condition of the whole siphons away of air quantity of lower extreme.

2. The utility model is provided with the air supplementing channel to further ensure the sufficient air during combustion, and the primary air and the secondary air are high-temperature gas near the combustor, so that the waste heat is utilized in advance for preheating, and the combustion efficiency is higher; the integral structure of the burner is not complex, and the burner can be finished by casting, so that the production cost is low.

Drawings

Fig. 1 is a schematic structural view of an upper intake air burner provided by the present invention.

Fig. 2 is a front view of an upper intake burner provided by the present invention.

Fig. 3 is a schematic view of the gas flow path of the upper intake burner provided by the present invention.

Fig. 4 is a left side view of an upper intake burner provided by the present invention.

Fig. 5 is a schematic structural view of the mounting plate.

Description of reference numerals: 1. the burner comprises a burner body 1-1, a central air passage 1-2, a central injection pipe 1-3, a central diffuser pipe 1-31, a diffuser groove II 1-32, an inclined plane II 1-33, a step position II 1-4, an outer ring injection pipe 1-5, an outer ring diffuser pipe 1-51, a diffuser groove I1-52, an inclined plane I1-53, a step position I1-6, an outer ring air passage 1-7, an air supply passage 2, a central fire cover 3, an outer fire cover 4, a mounting plate 4-1, a central nozzle passage 4-11, a central nozzle 4-2, an outer ring nozzle passage 4-21 and an outer ring nozzle.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, there are terms such as "center", "transverse", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicating the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may, clearly or implicitly, include one or more of the features, and in the description of the invention, "at least" means one or more than one unless specifically defined otherwise.

In the present invention, unless otherwise explicitly defined or limited, the terms "assembled", "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; mechanical connection is also possible; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature "above," "below," and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply an elevation where the first feature is at a higher level than the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

As shown in figure 1, the utility model relates to a complete upper-intake burner and a cooking range, which comprises a burner main body 1, a central fire cover 2, an outer fire cover 3 and a mounting plate 4, wherein the burner main body 1 is provided with a central air passage 1-1, a central ejector pipe 1-2, a central diffuser pipe 1-3, an outer ring ejector pipe 1-4, an outer ring diffuser pipe 1-5 and an outer ring air passage 1-6; the upper sides of the central fire cover 2 and the outer fire cover 3 are respectively provided with a plurality of fire holes, the central fire cover 2 is arranged above the central air passage 1-1, and the outer fire cover 3 is arranged above the outer annular air passage 1-6. The central injection pipe 1-2 is communicated with the central air passage 1-1 through a central diffuser pipe 1-3, and the outer ring injection pipe 1-4 is communicated with the outer ring air passage 1-6 through an outer ring diffuser pipe 1-5; the gas and the injected air are mixed in the central injection pipe 1-2 and the outer ring injection pipe 1-4, the mixed gas respectively comes to the central diffuser pipe 1-3 and the outer ring diffuser pipe 1-5 after passing through the central injection pipe 1-2 and the outer ring injection pipe 1-4, the mixed gas is further mixed and the flow rate is stabilized, and the mixed gas finally comes to the central air passage 1-1 and the outer ring air passage 1-6 and is sprayed out through the fire holes of the central fire cover 2 and the outer fire cover 3 to be combusted.

The combustor main body 1 is provided with air supplementing passages 1-7, and the air supplementing passages 1-7 penetrate through the outer ring of the combustor main body 1. During combustion, secondary air can be supplemented to the center and the outer ring through the air supplementing channels 1-7, and stable combustion of gas is ensured.

The mounting plate 4 is provided with a central nozzle passage 4-1 and an outer ring nozzle passage 4-2 which respectively correspond to the central injection pipe 1-2 and the outer ring injection pipe 1-4. In this embodiment, the central nozzle passage 4-1 and the outer ring nozzle passage 4-2 are vertically arranged pipes, respectively, and are arranged outside the burner body 1. A central nozzle 4-11 is arranged on the central nozzle channel 4-1 and corresponds to the central injection pipe 1-2; the outer ring nozzle passage 4-2 is provided with an outer ring nozzle 4-21 corresponding to the outer ring injection pipe 1-4.

In this embodiment, the burner main body 1 includes a burner inner ring and a burner outer ring, and the burner inner ring and the burner outer ring may be integrally cast for cost saving. The burner body is installed on the mounting plate at a position corresponding to the nozzle due to the complete upper air intake burner.

Furthermore, the outer ring injection pipes 1-4 and the outer ring diffuser pipes 1-5 are respectively arranged on the outer ring of the combustor, and the central injection pipe 1-2 and the central diffuser pipe 1-3 are respectively arranged on the inner ring of the combustor. The inner side wall and the outer side wall of the outer ring of the combustor are respectively provided with an air inlet and an air outlet corresponding to the air supplementing channels 1-7, so that air can reach the inner side of the outer ring from the outer side of the outer ring through the air supplementing channels 1-7 and also can reach the outer side of the outer ring from the inner side of the outer ring through the air supplementing channels 1-7, and secondary air quantity is supplemented for the center and the outer ring.

The outer ring diffuser pipe 1-5 is a diffuser groove 1-51 arranged in the combustor main body, one end of the diffuser groove 1-51 corresponds to the air outlet end of the outer ring ejector pipe 1-4, the other end of the diffuser groove 1-51 is provided with an inclined surface 1-52, and a step position 1-53 is connected above the inclined surface 1-52. The central diffuser pipe 1-3 is a diffuser groove II 1-31 arranged in the burner main body, one end of the diffuser groove II 1-31 corresponds to the air outlet end of the central injection pipe 1-2, the other end of the diffuser groove II 1-31 is provided with an inclined plane II 1-32, and a step II 1-33 is connected above the inclined plane II 1-32. This has an optimum diffusion effect, ensuring thorough mixing and stable flow of the gases.

When the gas injection device works, gas enters the mounting plate 4 through a pipeline, two central nozzle channels 4-1 and two outer ring nozzle channels 4-2 are respectively arranged on the mounting plate 4, and the gas and the injected air are mixed in the injection pipe. The mixed gas passes through the injection pipe and then reaches the central diffuser pipe 1-3 and the outer ring diffuser pipe 1-5, and the mixed gas is further mixed and the flow rate is stabilized. The mixed gas finally comes to the central gas passage 1-1 and the outer ring gas passage 1-2 and is sprayed out through the fire holes of the central fire cover 2 and the outer fire cover 3 to be combusted. During combustion, secondary air can be supplemented to the center and the outer ring through air supplementing channels 1-7 on the combustor main body 1, and stable combustion of gas is guaranteed.

As shown in fig. 1 and 5, the number of the central injection pipes 1-2 and the number of the outer ring injection pipes 1-4 are two, the central injection pipes 1-2 and the outer ring injection pipes 1-4 are arranged at the lower side of the burner main body 1, and the central injection pipes 1-2 and the outer ring injection pipes 1-4 are parallel to each other, namely, the four injection pipes are arranged in parallel; two central injection pipes 1-2 are arranged at two sides of the inner ring of the burner, and the injection directions are opposite; two outer ring injection pipes 1-4 are arranged at two sides of the outer ring of the burner, and the injection directions are opposite; the central injection pipe 1-2 and the outer ring injection pipe 1-4 which have the same injection direction are arranged far away from each other; thus, the interference between the injection pipes is effectively avoided.

In the embodiment, one central injection pipe 1-2 of the two central injection pipes 1-2 is arranged on the left rear side of the burner main body 1, and the other central injection pipe 1-2 is arranged on the right front side of the burner main body; one of the two outer ring injection pipes 1-4 is arranged at the left front side of the burner body 1, and the other outer ring injection pipe 1-4 is arranged at the right rear side of the burner body 1; and then the distance between each injection pipe is relatively far, injection interference is avoided, and the combustion performance is improved.

In the embodiment, the central air passage 1-1 and the outer ring air passage 1-6 are both of a double-air passage structure, the two central air passages 1-1 are respectively provided with a corresponding central injection pipe 1-2 and a corresponding central diffuser pipe 1-3, and the two central air passages have the same gas flow direction and are both clockwise or counterclockwise; the two outer ring air passages 1-6 are respectively provided with corresponding outer ring injection pipes 1-4 and outer ring diffuser pipes 1-5, and the gas flow directions of the two outer ring air passages 1-6 are also the same and are both clockwise or both counterclockwise; to ensure combustion uniformity.

Furthermore, the air supplementing channels 1-7 are also two channels and are symmetrically arranged on two sides of the combustor main body 1; to obtain a more uniform secondary air supplement and a more stable combustion.

Compared with the prior art, thereby increase the secondary air intake, with air flue increase in quantity and need avoid air interference and gas to mix and improve combustion performance.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. A burner with complete upper air intake is characterized by comprising a burner main body, a central fire cover, an outer fire cover and a mounting plate, wherein the burner main body is mounted on the mounting plate and is provided with a central air passage, a central injection pipe, a central diffuser pipe, an outer ring injection pipe, an outer ring diffuser pipe and an outer ring air passage; the central injection pipe is communicated with the central air passage through a central diffuser pipe, and the outer ring injection pipe is communicated with the outer ring air passage through an outer ring diffuser pipe; an air supply channel penetrating through the outer ring of the burner is arranged on the burner main body; the mounting plate is provided with a central nozzle channel and an outer ring nozzle channel which respectively correspond to the central injection pipe and the outer ring injection pipe.

2. The full upper air inlet burner according to claim 1, wherein the burner body comprises a burner inner ring and a burner outer ring, the outer ring ejector pipe and the outer ring diffuser pipe are respectively arranged on the burner outer ring, and the central ejector pipe and the central diffuser pipe are respectively arranged on the burner inner ring.

3. The top intake full burner according to claim 2, wherein the inner and outer side walls of the outer burner ring are provided with air inlets and outlets corresponding to the air supply passages, respectively.

4. The full upper air inlet burner according to claim 1, wherein the outer ring diffuser pipe is a diffuser groove I arranged in the burner main body, one end of the diffuser groove I corresponds to the air outlet end of the outer ring ejector pipe, the other end of the diffuser groove I is provided with a slope I, and a step I is connected above the slope I.

5. The full upper air inlet burner according to claim 1, wherein the central diffuser pipe is a second diffuser groove arranged in the burner body, one end of the second diffuser groove corresponds to the air outlet end of the central ejector pipe, the other end of the second diffuser groove is provided with a second inclined surface, and a second step is connected above the second inclined surface.

6. The full upper air inlet burner according to claim 1, wherein the central air passage and the outer annular air passage are both of a double-air passage structure, and the two central air passages are respectively provided with a corresponding central injection pipe and a corresponding central diffuser pipe; and the two outer ring air passages are respectively provided with a corresponding outer ring injection pipe and a corresponding outer ring diffuser pipe.

7. The full upper intake air burner according to claim 1, wherein the central nozzle is installed on the central nozzle channel and corresponds to the central ejector pipe; the outer ring nozzle channel is provided with an outer ring nozzle corresponding to the outer ring injection pipe.

8. The full upwind burner of claim 7, wherein the central nozzle passage and the outer ring nozzle passage are respectively vertical pipes, and two of the central nozzle passage and the outer ring nozzle passage are respectively arranged on two sides of the burner body.

9. The full upper air inlet burner according to claim 6, wherein the two central ejector pipes and the two outer ring ejector pipes are arranged in parallel, and the two central ejector pipes are arranged on two sides of the inner ring of the burner and have opposite ejection directions; the two outer ring injection pipes are arranged on two sides of the outer ring of the burner, and the injection directions are opposite; the central injection pipe and the outer ring injection pipe which have the same injection direction are arranged far away from each other; one central injection pipe is arranged on the left rear side of the burner main body, and the other central injection pipe is arranged on the right front side of the burner main body; of the two outer-ring injection pipes, one outer-ring injection pipe is arranged on the left front side of the burner body, and the other outer-ring injection pipe is arranged on the right rear side of the burner body.

10. Cooking appliance, characterized in that it applies a complete top intake burner according to any one of claims 1 to 8.