CN223525138U - The injector structure of the stove burner and the combination of infrared and atmospheric burners - Google Patents

Abstract

The utility model provides an injection pipe structure of cooking utensils combustor, includes furnace end body and injection nest of tubes, the furnace end body includes shell body and inner shell body, the inner shell body sets up in the shell body inner chamber and forms jointly between the two and is annular first air mixing chamber, the injection nest of tubes includes first injection pipe, first injection pipe is transversely stretches into in the first air mixing chamber and along the crooked setting of the outside extending direction of inner shell body in order to make first injection pipe bypass inner shell body lateral wall. The utility model provides an injection pipe structure of a stove burner and an infrared and atmospheric combined stove, which can uniformly distribute mixed gas in a stove head body and ensure the normal cooking use of a gas stove.

Description

Injection pipe structure of stove burner and infrared and atmospheric combined stove

Technical Field

The utility model belongs to the technical field of gas cookers, and particularly relates to an injection pipe structure of a cooker burner and an infrared and atmospheric combined cooker.

Background

Along with the increasing development of society, the living standard of people is also continuously improved, a gas stove gradually becomes one of the indispensable kitchen appliances of each household, the gas stove can be divided into an atmospheric gas stove, an infrared gas stove and the like according to the characteristics of the gas stove, the gas stove is formed by combining a burner, an injection pipe group and a gas valve, gas is injected into the injection pipe through the gas valve, air is sucked into the injection pipe in a negative pressure mode, and after being mixed in the injection pipe group, the gas and the air are input through the injection pipe group and uniformly spread into a mixed gas cavity of the burner, and then the mixed gas in the burner is ignited and combusted through ignition; the problem is that the gas stove with the structure is characterized in that the outer ejector tube is arranged on a mounting hole on the outer side wall of the gas stove, the tail section of the outer ejector tube does not extend into the outer gas mixing cavity, or the outer ejector tube is in a straight cylinder shape, the tail section of the outer ejector tube extends to be close to the inner side wall of the outer gas mixing cavity, when the gas stove is used, the mixed gas ejected into the outer gas mixing cavity by the outer ejector tube can directly irradiate the inner wall of the outer gas mixing cavity in front of the outer ejector tube, a part of the mixed gas directly rushes onto the inner wall of the outer gas mixing cavity and diffuses to the periphery to form a turbulence phenomenon, so that the mixed gas is unevenly distributed in the outer gas mixing cavity, the gas outlet quantity at each position on a burner is inconsistent, the flame generated by the burner is not uniform, the heating of a cooking utensil is uneven, and the normal cooking use of the gas stove is affected.

Therefore, further improvements are needed.

Disclosure of utility model

The utility model aims to at least overcome one of the defects in the prior art, and provides an injection pipe structure of a stove burner and an infrared and atmosphere combined stove, which can uniformly distribute mixed gas in a stove head body and ensure the normal cooking use of a gas stove.

In order to achieve the above purpose, the technical scheme provided by the embodiment of the utility model is as follows:

the utility model provides an injection pipe structure of cooking utensils combustor, includes the furnace end body and draws the nest of tubes, the furnace end body includes shell body and inner shell body, the inner shell body sets up in the shell body inner chamber and forms jointly between the two and is annular first air mixing chamber, draw the nest of tubes including first injection pipe, first injection pipe is transversely stretched into in the first air mixing chamber, and first injection pipe stretches into the initial part in the first air mixing chamber and is relative with the lateral part of inner shell body front and back, and first injection pipe crooked setting makes first injection pipe around locating the inner shell body outside and extend in the first air mixing chamber.

The first injection pipe comprises a pressurizing section, a mixing section and a diffusion section which are sequentially arranged along the airflow direction, the pressurizing section is arranged outside the first air mixing cavity, the diffusion section is arranged in the first air mixing cavity, the mixing section transversely stretches into the first air mixing cavity, the initial part of the mixing section stretching into the first air mixing cavity is opposite to the side part of the inner shell in front-back direction, and the mixing section and the diffusion section are bent, extend around the outer side of the inner shell and extend in the first air mixing cavity.

The first injection pipe further comprises a first air inlet and a first air outlet, the first air inlet is arranged on the pressurizing section and communicated with an external air source, and the first air outlet is arranged on the diffusion section and the air outlet direction of the first air outlet faces to the inner side of the outer shell.

The first injection pipe is loudspeaker-shaped, and the radial size of the first injection pipe gradually increases from the mixing section to the diffusion section.

The inner shell is hollow and forms the cavity, the ejector tube group still includes the second ejector tube, the second ejector tube is the first air mixing chamber of transverse passing and stretches into in the cavity and its tail end upwards bends and stretches to the open-top in cavity, the second ejector tube includes second air inlet and second gas outlet, the second air inlet sets up in second ejector tube head end and is located the furnace end body outside and communicates with outside air supply, the second gas outlet sets up in the terminal and the top of its direction orientation cavity of giving vent to anger of second ejector tube.

An infrared and atmospheric combined cooker comprises an injection pipe structure of a cooker burner.

The infrared burner is arranged on the burner body and communicated with the first air mixing cavity, the middle part of the infrared burner is hollow, and the open flame burner is arranged on the burner body and is positioned at the middle part of the infrared burner and communicated with the second injection pipe.

The infrared burner comprises an infrared radiation type ceramic plate, and the infrared radiation type ceramic plate covers the top opening of the first air mixing cavity.

The open flame burner comprises a fire dividing cover which is arranged on the second injection pipe and positioned at the second air outlet.

The infrared and atmospheric combined stove further comprises an ignition part and a flameout protection part, a fixed support is arranged on the stove head body, the fixed support is arranged on the second injection pipe and is close to the open flame burner, and the ignition part and the flameout protection part are arranged on the fixed support.

The beneficial effects of the utility model are as follows:

According to the injection pipe structure of the stove burner, when the first injection pipe extends into the first gas mixing cavity, the subsequent part of the straight section of the first injection pipe can extend around the outer side of the inner shell through bending, mixed gas cannot directly penetrate the outer side of the inner shell when entering the first gas mixing cavity through the first injection pipe, the mixed gas is prevented from directly rushing to the side wall of the first gas mixing cavity, the mixed gas is ensured to be uniformly dispersed in the first gas mixing cavity, the mixed gas is prevented from diffusing to the periphery and forming a turbulent flow phenomenon, the gas outlet quantity at each position on the burner is uniform, the same flame is generated, the cooking utensils supported on the gas stove are uniformly heated, and the normal cooking use of the gas stove is ensured.

In addition, adopt the injection pipe structure of above-mentioned technical scheme's cooking utensils combustor, first injection pipe is through crooked in order to avoid the inner shell body, and first injection pipe also can adapt the furnace end body when shell body, inner shell body and first mixed air chamber miniaturized design, and first application scope of injection pipe is wider.

Drawings

FIG. 1 is a schematic view of an infrared and atmospheric combination cooker according to an embodiment of the utility model.

FIG. 2 is an exploded view of an infrared and atmospheric combination cooker according to an embodiment of the utility model.

FIG. 3 is an exploded view of an infrared and atmospheric combination cooker according to an embodiment of the utility model.

FIG. 4 is a top view of an ejector tube set according to an embodiment of the present utility model mounted on a burner body.

FIG. 5 is a cross-sectional view of a first ejector tube stack according to one embodiment of the present utility model.

FIG. 6 is a cross-sectional view of an ejector tube set according to one embodiment of the present utility model mounted on a burner block.

FIG. 7 is a schematic illustration of the flow of fuel gas in a first ejector tube, a first mixing chamber, in accordance with one embodiment of the present utility model.

FIG. 8 is a schematic flow of fuel gas in a second eductor in accordance with one embodiment of the utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.

Referring to fig. 1-8, the injection pipe structure of the stove burner comprises a stove body 1 and an injection pipe group, in this embodiment, the stove body 1 comprises an outer shell 11 and an inner shell 12, vertical projections of the outer shell 11 and the inner shell 12 are round, the radial dimension of the outer shell 11 is larger than that of the inner shell 12, the inner shell 12 is fixedly arranged in the middle of an inner cavity of the outer shell 11 in a welding mode and the like, so that a first annular mixed air cavity 110 is formed between the two, the first mixed air cavity 110 forms an outer mixed air cavity of the stove burner, the injection pipe group comprises a first injection pipe 21, the first injection pipe 21 forms an outer injection pipe of the stove burner, the first injection pipe 21 transversely extends into the first mixed air cavity 110, the initial part of the first injection pipe 21 extending into the first mixed air cavity 110 is opposite to the side part of the inner shell 12 in front-back, that is, the first ejector tube 21 continues to extend linearly into the burner body 1 along the initial component and interferes with the inner housing 12, the first ejector tube 21 is bent to enable the first ejector tube 21 to wind around the outer side of the inner housing 12 and extend in the first air mixing cavity 110, specifically, the first ejector tube 21 comprises a pressurizing section 210, a mixing section 211 and a diffusing section 212 which are sequentially arranged along the airflow direction, the pressurizing section 210 is arranged outside the first air mixing cavity 110, is communicated with the air outlet end of the gas valve and the external environment and pressurizes and injects the gas and the air into the burner body 1, the diffusing section 212 is arranged in the first air mixing cavity 110, the mixed gas is guided into the first air mixing cavity 110, the mixing section 211 transversely extends into the initial part of the first air mixing cavity 110, is the initial part of the first ejector tube 21 extending into the first air mixing cavity 110, and is opposite to the side part of the inner housing 12 front and back, the mixing section 211, the diffuser 212 is bent and arranged around the outer side of the inner shell 12 and extends in the first air mixing cavity 110, namely, the mixing section 211 and the diffuser 212 of the first injection pipe 21 enter the first air mixing cavity 110 and turn right and then turn left to correspond to the extending direction of the outer side of the inner shell 12, so that the first injection pipe 21 avoids the outer side of the inner shell 12, when the mixed gas enters the first air mixing cavity 110 through the first injection pipe 21, the mixed gas cannot directly penetrate the side wall of the first air mixing cavity 110, the mixed gas is prevented from directly rushing to the inner wall of the first air mixing cavity 110, the mixed gas is ensured to be uniformly dispersed in the first air mixing cavity 110, the mixed gas is prevented from diffusing to the periphery and forming a turbulence phenomenon, the air outlet amounts of all positions on the burner are uniform and the same flame is generated, the cooking utensils supported on the gas stove are uniformly heated, and the normal cooking use of the gas stove is ensured.

In addition, adopt the injection pipe structure of above-mentioned technical scheme's cooking utensils combustor, first injection pipe 21 is through crooked in order to avoid interior casing 12, and first injection pipe 21 also can adapt furnace end body 1 when outer casing 11, interior casing 12 and first mixed air cavity 110 miniaturized design, and the application scope of first injection pipe 21 is wider.

Further, the first ejector tube 21 further includes a first air inlet 213 and a first air outlet 214, specifically, in this embodiment, the first air inlet 213 is disposed on the pressurizing section 210 and is communicated with an external air source, that is, an air outlet end of the gas valve and an external environment, so as to provide gas and air into the first ejector tube 21, the first air outlet 214 is disposed on the diffusing section 212, and an air outlet direction of the first air outlet 214 faces the inner side of the outer shell 11, the diffusing section 212 does not extend to an axis of the first air inlet 213, and a certain angle is formed between the first air outlet 214 and a side wall of the first air mixing cavity 110, so that when the mixed gas comes out from the first ejector tube 21, the mixed gas is directly injected onto the side wall of the first air mixing cavity 110 and bounces to another side of the first air mixing cavity 110, thereby further ensuring that the mixed gas is uniformly dispersed in the first air mixing cavity 110, as will be understood by those skilled in the art.

Further, the first ejector tube 21 is in a horn shape, the radial dimension of the first ejector tube 21 gradually increases from the mixing section 211 to the diffusion section 212, specifically, the horn mouth has the effect of accelerating and guiding the air flow to be discharged, the mixed gas in the first ejector tube 21 can be guided into a specific channel through the horn mouth, and a low-pressure area is formed at the first air outlet 214, so that the mixed gas forms a rotating air flow in the area, and the discharging speed of the mixed gas is accelerated, meanwhile, the flow direction of the mixed gas can be effectively guided due to the special property of the rotating air flow, and the mixed gas can be understood by those skilled in the art.

Further, in this embodiment, the inner casing 12 is hollow, the ejector tube set further includes a second ejector tube 22, the second ejector tube 22 includes a second air inlet 220 and a second air outlet 221, specifically, the middle part of the inner casing 12 is formed with a hollow cavity 120, the inner cavity of the second ejector tube 22 forms an inner ejector cavity of the stove burner, the second ejector tube 22 transversely passes through the first air mixing cavity 110 and stretches into the hollow cavity 120, the tail section of the second ejector tube 22 is bent upwards and extends to the top opening of the hollow cavity 120, so that the mixed gas is supplied to the middle part of the stove body 1 through the second ejector tube 22, the second air inlet 220 is arranged at the head end of the second ejector tube 22 and is communicated with an external air source, namely, is respectively communicated with the air outlet end of the gas valve and the external environment, so as to provide gas and air into the second ejector tube 22, the second air outlet 221 is arranged at the tail end of the second ejector tube 22 and the air outlet direction of the upper part of the hollow cavity 120, so that the mixed gas is directly injected to the upper opening of the hollow cavity 120, the mixed gas in the middle part of the second ejector tube 22 is ensured, the smooth air supply to the middle part of the stove burner 1 is ensured, and the normal work of the stove burner can be further understood by the technical staff.

An infrared and atmospheric combined cooker comprises an injection pipe structure of a cooker burner of the technical scheme.

Further, the combined stove of infrared ray and atmosphere still includes infrared ray burner and naked light burner, specifically, in this embodiment, the middle part of infrared ray burner is the fretwork form, it includes infrared ray radiation formula ceramic plate 3, first mixed air chamber 110 top is open form, infrared ray radiation formula ceramic plate 3 covers and closes in the open top of first mixed air chamber 110 and communicates first mixed air chamber 110, make the mixture in the first mixed air chamber 110 burn in first mixed air chamber 110 and heat infrared radiation formula ceramic plate 3, the naked light burner includes fire dividing cover 4, it installs on second gas outlet 221 and communicates second injection pipe 22 and is located infrared ray burner middle part, make the mixture in the second injection pipe 22 outwards spout through fire dividing cover 4 and burn, through above technical scheme, make this infrared ray and atmosphere formula combined stove, can carry out infrared heating and direct fire heating simultaneously, infrared heating has advantages such as thermal efficiency is high, low pollution, direct heating has advantages such as ignition is easy, the firepower is concentrated, can satisfy various user's needs all can understand in the field of using of user.

Further, the combined infrared and atmospheric stove further comprises an ignition part 5 and a flameout protection part 6, specifically, in this embodiment, the stove head body 1 is provided with a fixing bracket 14, the fixing bracket 14 is fixedly installed on the second injection pipe 22 and is close to the open flame burner, the ignition part 5 is preferably a ceramic ignition needle and is installed on the fixing bracket 14 and is located near the flame dividing cover 4, so that the ignition part 5 ignites the mixed gas released by the open flame burner, the flameout protection part 6 is preferably a flame sensor and is installed on the fixing bracket 14 and is located near the flame dividing cover 4, so as to sense flame and control the switch of a gas valve, and when the flameout protection part 6 is arranged on the infrared burner, the service life of the flameout protection part 6 is drastically reduced due to the high temperature of the infrared radiation type ceramic plate 3, so that when the flameout protection part 6 is arranged on the open flame burner, the service life of the flameout protection part 6 can be increased to a certain extent, as will be understood by those skilled in the art.

The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides an injection pipe structure of cooking utensils combustor, includes furnace end body (1) and injection nest of tubes, its characterized in that, furnace end body (1) includes shell body (11) and interior casing (12), interior casing (12) set up in shell body (11) inner chamber and form jointly between the two and be annular first air mixing chamber (110), injection nest of tubes includes first injection pipe (21), first injection pipe (21) are transversely stretched into in first air mixing chamber (110), and first injection pipe (21) stretch into the initial part in first air mixing chamber (110) and the lateral part of interior casing (12) are relative, and first injection pipe (21) crooked setting makes first injection pipe (21) around locating interior casing (12) outside and in first air mixing chamber (110) extend.

2. The injection pipe structure of a kitchen range burner according to claim 1, wherein the first injection pipe (21) comprises a pressurizing section (210), a mixing section (211) and a diffusion section (212) which are sequentially arranged along the airflow direction, the pressurizing section (210) is arranged outside the first air mixing cavity (110), the diffusion section (212) is arranged in the first air mixing cavity (110), the mixing section (211) transversely stretches into the first air mixing cavity (110), the initial part of the mixing section (211) stretching into the first air mixing cavity (110) is opposite to the front and back sides of the inner shell (12), and the mixing section (211) and the diffusion section (212) are bent, are arranged around the outer side of the inner shell (12) and extend in the first air mixing cavity (110).

3. The injection pipe structure of a kitchen range burner according to claim 2, wherein the first injection pipe (21) further comprises a first air inlet (213) and a first air outlet (214), the first air inlet (213) is arranged on the pressurizing section (210) and is communicated with an external air source, and the first air outlet (214) is arranged on the diffusing section (212) and the air outlet direction of the first air outlet is towards the inner side of the outer shell (11).

4. The injection pipe structure of the kitchen range burner according to claim 2, wherein the first injection pipe (21) is in a horn shape, and the radial dimension of the first injection pipe (21) gradually increases from the mixing section (211) to the diffusion section (212).

5. The injection pipe structure of the kitchen range burner according to claim 1, wherein the inner shell (12) is hollow and forms a hollow cavity (120), the injection pipe group further comprises a second injection pipe (22), the second injection pipe (22) transversely penetrates through the first air mixing cavity (110) and stretches into the hollow cavity (120), the tail section of the second injection pipe bends upwards and stretches to the top opening of the hollow cavity (120), the second injection pipe (22) comprises a second air inlet (220) and a second air outlet (221), the second air inlet (220) is arranged at the head end of the second injection pipe (22) and is located outside the burner body (1) and communicated with an external air source, and the second air outlet (221) is arranged at the tail end of the second injection pipe (22) and the air outlet direction of the second air outlet faces to the upper side of the hollow cavity (120).

6. An infrared and atmospheric combination cooker comprising an ejector tube structure of a burner as claimed in any one of claims 1 to 5.

7. The combined infrared and atmospheric cooker according to claim 6, characterized in that it comprises an infrared burner and an open flame burner, the infrared burner is arranged on the burner body (1) and is communicated with the first air mixing cavity (110), the middle part of the infrared burner is hollow, and the open flame burner is arranged on the burner body (1) and is positioned in the middle part of the infrared burner and is communicated with the second injection pipe (22).

8. The combined infrared and atmospheric hob according to claim 7, characterized in, that the infrared burner comprises an infrared radiating ceramic plate (3), which infrared radiating ceramic plate (3) is covered on top of the top opening of the first mixing chamber (110).

9. The infrared and atmospheric combination cooker according to claim 7, characterized in that the open flame burner comprises a fire dividing cover (4), the fire dividing cover (4) being arranged on the second injection pipe (22) and being located at the second air outlet (221).

10. The infrared and atmospheric combined cooker according to claim 6, further comprising an ignition part (5) and a flameout protection part (6), wherein a fixed support (14) is arranged on the burner body (1), the fixed support (14) is arranged on the second injection pipe (22) and is close to an open flame burner, and the ignition part (5) and the flameout protection part (6) are arranged on the fixed support (14).