CN216557133U

CN216557133U - Burner for gas stove

Info

Publication number: CN216557133U
Application number: CN202122839839.2U
Authority: CN
Inventors: 苏慧玲; 俞瑜
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-17
Anticipated expiration: 2031-11-18

Abstract

The utility model relates to a burner for a gas stove, which comprises a base, a central gas channel and an inner fire cover arranged on the central gas channel, and is characterized in that: the gas-fired boiler further comprises a moving part at least partially arranged in the central gas channel, the moving part comprises a shielding part used for shielding the fire outlet part and a shunting chamber connected with the shielding part and located on the periphery of the inner fire cover, the moving part can be directly triggered under the action of placing a cooker on the moving part, so that the gas in the central gas channel is shunted to the shunting chamber while the air inlet area of the fire outlet part is changed, and compared with the prior art, the gas-fired boiler has the advantages that: when a pot, particularly a pot with a sharp bottom, is placed on the central channel, the moving part moves downwards under pressure, the phenomenon that the inner fire cover is pressed into the pot and the fire is removed due to overhigh pressure in the central channel is avoided, and when the pot is lifted to leave the central channel, the moving part moves upwards again.

Description

Burner for gas stove

Technical Field

The utility model relates to the field of gas cookers, in particular to a burner for a gas cooker, which is used for lifting a pot and shutting off fire.

Background

Present big desk-top stir-fry kitchen, middling pressure fry kitchen, often need open earlier gas, reuse ignition rod or burning torch ignite, open air supply system at last, just can normally burn, work such as fry, the operation is very inconvenient to during the interval of adding condiments, sabot and repeated operation, the stove fire is still burning constantly, and oil gas fuel's waste is very big, and air supply system also does not stop work, causes the waste of electricity. The applicant applies for a Chinese utility model patent with patent number ZL202021025751.6 (publication number CN213237521U) to disclose a burner for a gas stove, which comprises a base, a central channel with an upward opening and a cylindrical structure, the central channel is arranged at the central part of the base, an outer ring gas channel is also arranged at the peripheral part of the central channel of the base, the outer ring gas channel is arranged on the outer ring gas channel and forms an outer ring gas mixing chamber, the burner also comprises a movable part arranged in the central channel and a peripheral shielding part for shielding a main fire part, the movable part can be directly triggered under the action of placing a pot thereon, thereby exposing the main fire part, although the burner can adapt to a sharp-bottom pot and a sharp-bottom pot when closing the outer ring fire by lifting the pot, and keep a proper distance with an inner fire cover, the fire suppression is avoided, but when keeping a proper distance with interior fire lid, can increase the gas mixture pressure in the interior fire lid corresponds gas mixture chamber to cause the flame that interior fire lid formed overlength, if the speed of the gas mixture that sprays through the fire hole is greater than a predetermined speed, can take place to produce the flame that leaves of flame outside the fire hole, and along with the gas flow of gas outlet continues to increase, can take place to take off a fire, need make further improvement for this reason.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the present invention is to provide a burner for a gas stove, which can avoid the occurrence of a misfire phenomenon, in view of the above-mentioned current state of the art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: this a combustor for gas-cooker, the combustor includes:

a base;

the central gas channel is of a cylindrical structure with an upward opening and is arranged at the central part of the base;

the inner fire cover is arranged above the central gas channel, is provided with an inner ring gas mixing chamber and is provided with a fire outlet part communicated with the inner ring gas mixing chamber;

the outer ring gas channel is arranged at the peripheral part of the central channel of the base; and

the outer fire cover is arranged on the outer ring gas channel, is provided with an outer ring gas mixing chamber and is provided with a main fire part communicated with the outer ring gas mixing chamber;

the method is characterized in that:

the buffer channel is arranged on the base, is used for communicating the central gas channel with the outer ring gas channel and comprises a first buffer port communicated with the central gas channel and a second buffer port communicated with the outer ring gas channel;

a partition disposed at a center of the buffer passage and having an opening;

and the switch piece is arranged in the buffer channel and has a tendency of closing the opening all the time by means of an elastic piece.

From the viewpoint of simple structure, the switch member preferably has a T-shaped cross section, and includes a vertical closing portion for closing the opening and a transverse connecting portion disposed at the center of the vertical closing portion, and the buffer passage is provided with a connecting seat for the transverse connecting portion to retract or extend inward.

Furthermore, the connecting seat comprises a connecting plate arranged in the buffer channel and a connecting pipe arranged on the connecting plate and used for the inward contraction or the outward expansion of the transverse connecting part of the switch piece.

In order to achieve the trend that the switch member always has a closed opening, from the viewpoint of simple structure, it is preferable that the elastic member is a compression spring, one end of the compression spring is connected to the inside of the connecting pipe, and the other end of the compression spring is sleeved on the transverse connecting portion of the switch member and connected to the vertical closing portion.

In order to realize that the fuel gas can only flow unidirectionally, the switch member preferably comprises a first switch member and a second switch member which are oppositely arranged, wherein the first switch member only allows the fuel gas flowing from the outer ring fuel gas channel to the central fuel gas channel to be opened, and the second switch member only allows the fuel gas flowing from the central fuel gas channel to the outer ring fuel gas channel to be opened.

Compared with the prior art, the utility model has the advantages that: because central gas passageway and outer loop gas passageway pass through buffer passage intercommunication, can the gas intercommunication between the two, when the gas pressure in central gas passageway and one of them passageway of outer loop gas passageway was too high can shunt to another gas passageway, can avoid interior fire lid or outer fire lid because of the too high phenomenon of taking off a fire that causes of gas passageway internal pressure.

Drawings

FIG. 1 is a schematic view of a burner according to an embodiment of the present invention;

FIG. 2 is a sectional view of the first switch member in a state where the corresponding opening is closed according to the embodiment of the present invention;

FIG. 3 is a sectional view of the first switch member in an open state corresponding to the opening in the embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a first switch member according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a base in an embodiment of the utility model.

Fig. 6 is a cross-sectional view of the first switching member and the second switching member in a state of closing the corresponding openings in the embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 6, as a best embodiment of the present invention, the burner for gas range in this embodiment comprises a base 1, a central gas channel 11 disposed at the central portion of the base 1, the central gas channel 11 is a cylindrical structure with an upward opening 51, wherein an inner fire cover 2 is disposed on the central gas channel 11, the inner fire cover 2 and the central gas channel 11 form an inner ring gas mixing chamber 21 and have a fire outlet 22 communicated with the inner ring gas mixing chamber 21, while the outer ring gas channel 12 is disposed at the peripheral portion of the central channel of the base 1, wherein an outer fire cover 3 is disposed on the outer ring gas channel 12, the outer fire cover 3 and the outer ring gas channel 12 form an outer ring gas mixing chamber 31 and have a main fire portion 32 communicated with the outer ring gas mixing chamber 31, and further, a buffer channel 4 for communicating the central gas channel 11 and the outer ring gas channel 12 is disposed on the base 1, the buffer channel 4 comprises a first buffer port 41 communicated with the central gas channel 11 and a second buffer port 42 communicated with the outer ring gas channel 12, a separating part 5 with an opening 51 and a switch part 6 which can enable the separating part to have the trend of closing the opening 51 all the time by means of an elastic part 7 are arranged in the center of the buffer channel 4, the central gas channel 11 and the outer ring gas channel 12 are communicated through the buffer channel 4, gas can be communicated between the central gas channel 11 and the outer ring gas channel 12, when the gas pressure in one of the central gas channel 11 and the outer ring gas channel 12 is too high, the gas can be divided into the other gas channel, and the phenomenon of fire dropping caused by the fact that the pressure in the gas channel is too high can be avoided for the inner fire cover 2 or the outer fire cover 3.

In this embodiment, the switch member 6 includes a first switch member 611 and a second switch member 621 which are oppositely arranged, the first switch member 611 is only allowed to be opened by gas flowing from the outer ring gas channel 12 to the central gas channel 11, the second switch member 62 is only allowed to be opened by gas flowing from the central gas channel 11 to the outer ring gas channel 12, the corresponding openings 51 are also two, which is explained by taking the first switch member 611 as an example, i.e. the first switch member is allowed to be opened by gas flowing from the outer ring gas channel 12 to the central gas channel 11, specifically, the cross section of the first switch member 611 is "T" shaped, and includes a vertical closing portion 61 for closing the openings 51 and a transverse connecting portion 62 arranged in the center of the vertical closing portion 61, and the buffer channel 4 is provided with a connecting seat 52 for retracting or extending the transverse connecting portion 62, the connecting seat 52 includes a connecting plate 521 arranged in the buffer channel 4 and a connecting plate 521 arranged on the connecting plate 521 for retracting or extending the transverse connecting portion 62 of the switch member 6 In order to achieve the trend that the first switch member 611 always has to close the opening 51, the elastic member 7 is a compression spring, and one end of the compression spring is connected to the inside of the connection pipe 522, and the other end of the compression spring is sleeved on the transverse connection portion 62 of the first switch member 611 and connected to the vertical closing portion 61. Because the central gas channel 11 and the outer ring gas channel 12 are communicated through the buffer channel 4 and can be communicated with each other, when the gas pressure in one of the central gas channel 11 and the outer ring gas channel 12 is too high, the gas can be shunted to the other gas channel, and the fire-out phenomenon caused by the too high pressure in the gas channel of the inner fire cover 2 or the outer fire cover 3 can be avoided.

Claims

1. A burner for a gas range, said burner comprising:

a base (1);

a central gas channel (11), wherein the central gas channel (11) is of a cylindrical structure with an upward opening (51) and is arranged at the central part of the base (1);

the inner fire cover (2) is arranged on the central gas channel (11), is provided with an inner ring gas mixing chamber (21) and is provided with a fire outlet part (22) communicated with the inner ring gas mixing chamber (21);

an outer ring gas channel (12) arranged at the peripheral part of the central channel of the base (1); and

the outer fire cover (3) is arranged on the outer ring gas channel (12), is provided with an outer ring gas mixing chamber (31) and is provided with a main fire part (32) communicated with the outer ring gas mixing chamber (31);

the method is characterized in that:

the buffer channel (4) is arranged on the base (1), is used for communicating the central gas channel (11) with the outer ring gas channel (12), and comprises a first buffer port (41) communicated with the central gas channel (11) and a second buffer port (42) communicated with the outer ring gas channel (12);

a partition (5) provided in the center of the buffer passage (4) and having an opening (51);

a switch member (6) disposed in the buffer channel (4) and having a tendency to close the opening (51) at all times by means of an elastic member (7).

2. Burner for gas cooktops according to claim 1, characterized in that: the cross section of the switch piece (6) is T-shaped, the switch piece comprises a vertical closing part (61) used for closing the opening (51) and a transverse connecting part (62) arranged in the center of the vertical closing part (61), and the buffer channel (4) is provided with a connecting seat (52) for the transverse connecting part (62) to retract or extend outwards.

3. Burner for gas cooktops according to claim 2, characterized in that: the connecting seat (52) comprises a connecting plate (521) arranged in the buffer channel (4) and a connecting pipe (522) which is arranged on the connecting plate (521) and used for the inward retraction or outward extension of a transverse connecting part (62) of the switch piece (6).

4. Burner for gas cooktops according to claim 3, characterized in that: the elastic part (7) is a compression spring, one end of the compression spring is connected to the inside of the connecting pipe (522), and the other end of the compression spring is sleeved on the transverse connecting part (62) of the switch part (6) and connected to the vertical closing part (61).

5. The burner for a gas range according to any one of claims 1 to 4, wherein: the switch member (6) comprises a first switch member (611) and a second switch member (621) which are oppositely arranged, the first switch member (611) only allows the gas flowing from the outer ring gas channel (12) to the central gas channel (11) to be opened, and the second switch member (621) only allows the gas flowing from the central gas channel (11) to the outer ring gas channel (12) to be opened.