CN217875946U

CN217875946U - Gas stove

Info

Publication number: CN217875946U
Application number: CN202221592149.XU
Authority: CN
Inventors: 王帅东; 余参参; 刘晓刚; 俞瑜
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-11-22
Anticipated expiration: 2032-06-17

Abstract

The utility model relates to a gas stove, including mount pad, the combustor of setting on the mount pad, still be provided with on the mount pad can to the combustor provides the nozzle holder of gas, its characterized in that: the periphery of combustor is provided with and gathers can the cover, the combustor still including the gas mixing chamber and with to the gas mixing chamber provide the mist that primary air and gas constitute draw penetrate the pipe, draw penetrate the income gas port end of pipe and stretch into gather can cover in, and draw the gas port end of penetrating the pipe then with the gas mixing chamber intercommunication, correspondingly, gather can cover the opening that the sprayer that has on supplying the nozzle block and the income gas port end of penetrating the pipe set up relatively, compare with prior art, the utility model has the advantages of: the energy-gathering cover which can increase the energy-gathering effect for the combustor is used as the extension end of the injection pipe, so that the length of the injection pipe can be prolonged, and the injection capacity of the injection pipe is improved.

Description

Gas stove

Technical Field

The utility model relates to a domestic kitchen utensils and appliances technical field especially relates to a can improve combustion efficiency's gas-cooker.

Background

At present, the upper air inlet gas stoves in the market are platform type gas stoves and embedded type gas stoves, wherein a burner of the embedded type gas stove is of a single-channel upper air inlet structure, gas enters through a channel, the firepower of the gas is controlled by a valve, and the gas of an inner fire ring cannot be used independently. In order to solve the problems that a single channel does not have an independent central flame and the heat load is small, a Chinese patent with the application number of CN98120026.5 (the publication number of CN 1212348A) discloses a gas burner which is simple in structure and can independently adjust the central flame and the outer ring flame, namely the burner is generally provided with a central ejector and an outer ring ejector, but the gas burner is found in experiments that the combustion performance is not ideal, the speed of supplying primary air to a central flame head and an outer flame head is not uniform, incomplete mixing of the gas and the primary air can also cause the flame length of the central flame and the outer ring flame to be different due to uneven air suction of the central ejector and the outer ring ejector, and meanwhile, an injection pipe is limited by the height of an upper air inlet burner and cannot be too long, so that the channel resistance is large, yellow flame is easy to occur when the power is large, particularly, the yellow flame is more obvious when the gear is small flame, and therefore, improvement is needed for solving the problem that the upper air inlet burner cannot be made.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a gas stove that length of drawing the pipe can effectively be lengthened is provided under the condition of the height that does not change whole combustor to above-mentioned prior art current situation.

In order to solve the technical problem, the utility model discloses a technical scheme does: this gas-cooker, including the mount pad, set up the combustor on the mount pad, still be provided with on the mount pad can to the nozzle holder that the combustor provided the gas, its characterized in that: the burner is characterized in that an energy-gathering cover is arranged on the periphery of the burner, the burner also comprises a gas mixing chamber and an injection pipe which provides mixed gas consisting of primary air and fuel gas for the gas mixing chamber, the gas inlet end of the injection pipe extends into the energy-gathering cover, the gas outlet end of the injection pipe is communicated with the gas mixing chamber, and correspondingly, the energy-gathering cover is provided with an opening for the opposite arrangement of the injector on the nozzle seat and the gas inlet end of the injection pipe.

In order to lengthen the length of the outer injection pipe, preferably, the air mixing chamber includes an outer air mixing chamber, correspondingly, the injection pipe includes an outer injection pipe communicated with the outer air mixing chamber, and the outer injection pipe has an axis inclined relative to the horizontal plane. Firstly, the length of the injection pipe can be lengthened on the premise of realizing energy accumulation by extending the gas inlet end of the injection pipe into the energy accumulation ring, and in addition, the length of the injection pipe can also be lengthened due to the fact that the outer injection pipe is provided with an axis inclined relative to the horizontal plane, and the yellow fire phenomenon is avoided.

Furthermore, the ejectors corresponding to the air inlet ends of the outer injection pipes are arranged in pairs. Besides the length of the outer injection pipe is lengthened, and the combustion load of the outer gas mixing chamber can be increased by arranging the paired ejectors at the gas inlet end of the outer injection pipe.

In order not to increase the height of the whole burner, it is preferable that the energy collecting cover has a double-layer structure formed by an upper cover and a lower cover, a cavity is formed between the upper cover and the lower cover, a bottom wall of the lower cover is partially sunk corresponding to the position of the nozzle holder to form a sunk area, and the injector of the nozzle holder is disposed in the sunk area. The ejector of the nozzle seat is arranged in the subsidence area, the matching height of the ejector and the injection pipe is reduced, and the height of the whole combustor can not be increased.

The structure of the subsidence area can be, the subsidence area is including directly supplying the bottom that the sprayer stretched into, neighbouring the inside portion of outer gas mixing chamber and the outside portion that sets up relatively with the inside portion, the inside portion be connected with draw the ejector tube outward, and the outside portion is provided with the outside opening that supplies the inflow of outside air. Wherein, through the connection of the inside portion and the outer injection pipe in subside district to supply outside air to flow in as primary air through the outside opening of outside portion, in order to spout to outer air mixing chamber under the effect of sprayer.

In order to realize that the lengths of the inner injection pipe and the outer injection pipe are lengthened, preferably, the air mixing chamber further comprises an inner air mixing chamber positioned in the outer air mixing chamber, correspondingly, the injection pipe comprises an inner injection pipe communicated with the inner air mixing chamber, the inner injection pipe is provided with a second axis parallel to the horizontal plane, an included angle alpha is formed between the first axis and the second axis, and the included angle alpha is 10-30 degrees.

Compared with the prior art, the utility model has the advantages of: the energy-gathering cover which can increase the energy-gathering effect for the combustor is used as the extension end of the injection pipe, so that the length of the injection pipe can be prolonged, the injection capacity of the injection pipe is improved, meanwhile, the energy-gathering cover can recycle heat conducted to a stove panel or a liquid containing plate, the heat efficiency of the combustor is improved, meanwhile, the temperature rise of the stove panel is avoided, and the energy-gathering cover has the dual-purpose function.

Drawings

Fig. 1 is a schematic structural view of a burner and an energy collecting cover on a gas stove in the embodiment of the invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a partial structure diagram of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 3, the preferred embodiment of the present invention is shown. The gas stove comprises a mounting seat 1 and a burner 2 arranged on the mounting seat 1, wherein a nozzle seat 3 capable of providing fuel gas for the burner 2 is further arranged on the mounting seat 1, an energy-collecting cover 4 is arranged on the periphery of the burner 2, the burner 2 further comprises a gas mixing chamber and an injection pipe which provides mixed gas formed by primary air and fuel gas for the gas mixing chamber, an air inlet end 51 of the injection pipe extends into the energy-collecting cover 4, an air outlet end of the injection pipe is communicated with the gas mixing chamber, and correspondingly, the energy-collecting cover 4 is provided with an opening for oppositely arranging an injector 52 on the nozzle seat 3 and the air inlet end 51 of the injection pipe. The energy-gathering cover 4 which increases the energy-gathering effect for the combustor 2 is used as an extension end of the injection pipe, so that the length of the injection pipe can be prolonged, the injection capacity of the injection pipe is improved, meanwhile, the energy-gathering cover 4 can recycle heat conducted to a cooker panel or a liquid containing disc, the heat efficiency of the combustor 2 is improved, meanwhile, the temperature rise of the cooker panel is avoided, and the energy-gathering cover 4 has the dual-purpose function. In order to lengthen the length of the outer injection pipe 5, the air mixing chamber comprises an outer air mixing chamber 11, correspondingly, the outer injection pipe 5 communicated with the outer air mixing chamber 11 is included, and the outer injection pipe 5 is provided with an axis inclined relative to the horizontal plane. Firstly, the length of the injection pipe can be lengthened on the premise of realizing energy accumulation by extending the gas inlet end 51 of the injection pipe into the energy accumulation ring, and in addition, the length of the injection pipe can also be lengthened due to the fact that the outer injection pipe 5 is provided with an axis inclined relative to the horizontal plane, and the yellow fire phenomenon can be avoided. And the ejectors 52 corresponding to the gas inlet end 51 of the outer ejector pipe 5 are arranged in pairs. Besides lengthening the length of the outer injection pipe 5, the paired injectors 52 arranged at the gas inlet end 51 of the outer injection pipe 5 can increase the combustion load of the outer gas mixing chamber 11.

In order not to increase the height of the entire combustor 2, the power concentrating cover 4 of the present embodiment has a double-layer structure formed by an upper cover 41 and a lower cover 42, a cavity 43 is formed between the upper cover 41 and the lower cover 42, the bottom wall of the lower cover 42 is partially sunk corresponding to the position of the nozzle holder 3 to form a sunk region 44, and the injector 52 of the nozzle holder 3 is disposed in the sunk region 44. By arranging the ejector 52 of the nozzle holder 3 in the subsidence area 44, the matching height of the ejector 52 and the ejector pipe is reduced, and the height of the whole combustor 2 can be prevented from being increased. The sinking section 44 includes a bottom 441 for directly inserting the ejector 52, an inner portion 442 adjacent to the outer air mixing chamber 11, and an outer portion 443 disposed opposite to the inner portion 442, wherein the inner portion 442 is connected to the outer ejector pipe 5, and the outer portion 443 is provided with an outer opening 4431 for allowing the external air to flow in. The outer ejector pipe 5 is connected through the inner portion 442 of the sink region 44, and supplies external air as primary air through the outer opening 4431 of the outer portion 443 to be ejected into the outer air mixing chamber 11 by the ejector 52. Finally, in order to realize that the lengths of the inner injection pipe 6 and the outer injection pipe 5 are lengthened, preferably, the air mixing chamber further comprises an inner air mixing chamber 12 located in the outer air mixing chamber 11, correspondingly, the injection pipe comprises an inner injection pipe 6 communicated with the inner air mixing chamber 12, the inner injection pipe 6 is provided with a second axis parallel to the horizontal plane, an included angle α is formed between the first axis and the second axis, and the included angle α can be 20 °.

Claims

1. The utility model provides a gas-cooker, including mount pad (1), combustor (2) of setting on mount pad (1), still be provided with on mount pad (1) can to nozzle holder (3) that combustor (2) provided the gas, its characterized in that: the periphery of combustor (2) is provided with and gathers can cover (4), combustor (2) still including the gas mixing chamber and with provide the mixed gas that primary air and gas constitute to the gas mixing chamber draw and penetrate the pipe, draw and penetrate income gas inlet end (51) of pipe and stretch into gather and to gather in can cover (4), and draw the gas outlet end of penetrating the pipe then with mixing the gas chamber intercommunication, correspondingly, gather and to cover (4) and have the opening that injector (52) on confession nozzle seat (3) and the income gas inlet end (51) of penetrating the pipe set up relatively.

2. The gas range of claim 1, wherein: the gas mixing chamber comprises an outer gas mixing chamber (11), correspondingly, the injection pipe comprises an outer injection pipe (5) communicated with the outer gas mixing chamber (11), and the outer injection pipe (5) is provided with a first axis inclined relative to the horizontal plane.

3. The gas range of claim 2, wherein: and the ejectors (52) corresponding to the gas inlet ends (51) of the outer injection pipes (5) are arranged in pairs.

4. A gas range as set forth in claim 3, wherein: gather ability cover (4) and be the bilayer structure who constitutes by upper cover (41) and lower floor cover (42), upper cover (41) and lower floor cover (42) between be formed with cavity (43), the diapire of lower floor cover (42) corresponds the position part of nozzle holder (3) sinks and forms subside district (44), sprayer (52) of nozzle holder (3) set up in subside district (44).

5. The gas range of claim 4, wherein: the sinking area (44) comprises a bottom (441) directly allowing the ejector (52) to extend into, an inner side portion (442) adjacent to the outer air mixing chamber (11) and an outer side portion (443) opposite to the inner side portion (442), the inner side portion (442) is connected with the outer injection pipe (5), and the outer side portion (443) is provided with an outer side opening (4431) allowing external air to flow in.

6. The gas range according to any one of claims 2 to 5, wherein: the gas mixing chamber further comprises an inner gas mixing chamber (12) positioned in the outer gas mixing chamber (11), correspondingly, the injection pipe comprises an inner injection pipe (6) communicated with the inner gas mixing chamber (12), the inner injection pipe (6) is provided with a second axis parallel to the horizontal plane, an included angle alpha is formed between the first axis and the second axis, and the included angle alpha is 10-30 degrees.