CN218544521U

CN218544521U - Furnace end, combustor and gas stove for gas stove

Info

Publication number: CN218544521U
Application number: CN202221110416.5U
Authority: CN
Inventors: 陈小娟; 张神洲; 马建祥
Original assignee: BSH Electrical Appliances Jiangsu Co Ltd
Current assignee: BSH Electrical Appliances Jiangsu Co Ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2023-02-28
Anticipated expiration: 2032-05-10

Abstract

The embodiment of the utility model provides a furnace end, combustor and gas-cooker for gas-cooker. The burner for the gas stove comprises a fire cover base and a fire cover detachably arranged on the fire cover base in a covering mode, the fire cover and the fire cover base are matched to form an inner ring gas mixing chamber and an outer ring gas mixing chamber which are separated from each other, the fire cover comprises an inner ring fire cover and an outer ring fire cover arranged around the periphery of the inner ring fire cover, a through containing space is formed between the inner ring fire cover and the outer ring fire cover, a limiting wall extending along the circumferential direction is arranged on the outer ring fire cover, and the limiting wall is located in the containing space and abuts against the outer ring chamber to limit the outer ring fire cover to move along the radial direction. Therefore, through the limiting wall, the resistance of the outer ring fire cover to move in the radial direction can be increased, so that the movement of the outer ring fire cover in the radial direction is limited, and the possibility of the outer ring fire cover moving towards the direction away from the inner ring fire cover can be reduced.

Description

Furnace end, combustor and gas stove for gas stove

[ technical field ] A method for producing a semiconductor device

The embodiment of the application relates to the field of gas stoves, in particular to a burner for a gas stove, a burner with the burner and a gas stove with the burner.

[ background ] A method for producing a semiconductor device

The fire cover of the existing gas stove burner is usually of a detachable structure, and when a fire hole is blocked due to pot overflow or solid residues generated by gas combustion, the fire cover can be opened for cleaning. However, when the user reassembles the fire cover, the fire cover is often placed incorrectly by the user, which may cause the fire cover to leak and deform.

[ summary of the invention ]

An object of the embodiment of the utility model is to provide a modified furnace end for gas-cooker, locate including fire lid base and detachably lid the fire lid of fire lid base, fire lid with fire lid base cooperation forms isolated inner ring and mixes gas cavity and outer loop and mixes the gas cavity, fire lid includes the inner ring fire lid and centers on the outer loop fire lid that the inner ring fire lid periphery set up, the inner ring fire lid with the accommodation space who link up has between the outer loop fire lid, be equipped with the spacing wall that extends along the circumferencial direction on the outer loop fire lid, spacing wall is located in the accommodation space and near the outer loop cavity is used for the restriction the outer loop fire lid is along the removal of radial direction.

Therefore, through the limiting wall, the resistance of the outer ring fire cover to move in the radial direction can be increased, so that the movement of the outer ring fire cover in the radial direction is limited, and the possibility of the outer ring fire cover moving towards the direction away from the inner ring fire cover can be reduced. This can make the user accurately install outer ring fire lid, reduces because outer ring fire lid installation can not lead to the possibility that outer ring fire lid leaks fire to the position, not only can improve the accuracy of outer ring fire lid installation, but also can improve the security of gas-cooker.

Further, even the user when installation outer loop fire lid, does not place outer loop fire lid in the tramp, because the setting of spacing wall, outer loop fire lid can be raised, is favorable to the user in time to discover the assembly defect, reduces because of the wrong assembly leads to leaking the possibility of fiery.

In a possible embodiment, the fire lid base has a first concave portion which is concave inwards, the fire lid base comprises a first inner annular wall and a first outer annular wall which surround the first concave portion and are arranged oppositely, and the limiting wall abuts against the first inner annular wall to limit the limiting wall at the inner side of the first inner annular wall. Therefore, the limiting wall is limited on the inner side of the first inner ring wall, the outer ring fire cover can be limited to move in the radial direction to exceed the first inner ring wall, and the accuracy of installation of the outer ring fire cover is improved.

In a possible embodiment, the limiting wall is located in front of the first inner annular wall to limit the movement of the outer fire cover in a direction from the first inner annular wall to the first outer annular wall. This can restrict the movement of the outer ring fire cover so that the outer ring fire cover is accurately installed at a correct position.

In a possible embodiment, the bottom of the outer ring fire cover is provided with a second concave part which is concave inwards, the outer ring fire cover is provided with a second inner ring wall and a second outer ring wall which are oppositely arranged around the second concave part, and the first limiting part is arranged on the second inner ring wall. This is favorable to the setting of first spacing portion, and the manufacturing of being convenient for.

In a possible embodiment, the limit wall is provided integrally with the outer ring fire cover. Thereby, the quantity of spare part when reducing the installation is favorable to the assembly between outer loop fire lid and the fire lid base, improves assembly efficiency.

In a possible embodiment, the extension direction of the limiting wall in the vertical direction is the same as the extension direction of the second inner annular wall.

In a possible embodiment, the surface of the limiting wall facing the inner ring fire cover and the surface of the second inner ring wall facing the inner ring fire cover are in the same plane. Therefore, from the view angle of the direction from the inner ring fire cover to the outer ring fire cover, the limiting wall and the second inner ring wall have integrity, and the attractiveness of the furnace end is improved.

In a possible embodiment, the limiting wall includes a supporting portion and a wedge portion located below the supporting portion and extending downward, and in the vertical direction, the size of the wedge portion is larger than that of the supporting portion. Therefore, the movement of the outer ring fire cover can be better limited, the material is saved, and the cost efficiency is improved.

In a possible embodiment, the wedge portion has a cross-sectional dimension that decreases in a direction from the abutment portion to the wedge portion. Thereby, form certain installation space between spacing wall and outer loop cavity, be favorable to covering the base with outer loop fire to assemble the fire lid.

In a possible embodiment, the dimension of the limiting wall in the vertical direction is greater than 4 cm and less than 8 cm. This can restrict outer ring fire lid removal in radial direction better to because spacing wall has certain size in vertical direction, even outer ring fire lid installation dislocation, outer ring fire lid can be lifted a lot, even be favorable to the user to discover the assembly mistake, reduces because of the installation mistake leads to the possibility of leaking the fire, further improves the security of gas-cooker.

In a possible embodiment, the two limiting walls are symmetrically arranged on the outer fire cover. The resistance can be generated to the movement of the outer ring fire cover in the radial direction at different positions, the movement of the outer ring fire cover is better limited, and the assembly accuracy is improved.

The embodiment of the utility model provides an on the other hand is about a combustor of gas-cooker, including as above furnace end.

Finally, the present application also provides a gas cooker comprising a burner as described above.

[ description of the drawings ]

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention. Wherein, the first and the second end of the pipe are connected with each other,

fig. 1 is a perspective view of a burner according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of an embodiment of the present invention with the bottom of the outer fire cover facing upward;

fig. 4 is a sectional view of a burner according to an embodiment of the present invention;

fig. 5 is an enlarged view of fig. 4 at B.

Reference numerals are as follows:

furnace end 100 fire cover base 10 fire cover 20 inner ring fire cover 30 outer ring fire cover 40

Inner ring gas mixing chamber 50 and outer ring gas mixing chamber 60 containing space 70 limiting wall 41

The first concave portion 11, the first inner annular wall 12, the first outer annular wall 13 and the second concave portion 42

The second inner annular wall 43 and the second outer annular wall 44 abut against the wedge-shaped part 46 of the holding part 45

[ detailed description ] embodiments

In order to further understand the objects, structures, features, and functions of the present application, the following embodiments are described in detail.

As shown in fig. 1 and 2, the burner 100 includes a fire cover base 10 and a fire cover 20, and the fire cover 20 is detachably mounted on the fire cover base 10. The fire cover 20 and the fire cover base 10 are matched to form an inner ring air mixing chamber 50 and an outer ring air mixing chamber 60 which are separated, and a through accommodating space 70 is arranged between the inner ring air mixing chamber 50 and the outer ring air mixing chamber 60.

The fire cover 20 comprises an inner fire cover 30 and an outer fire cover 40, and the outer fire cover 40 surrounds the periphery of the inner fire cover 30. The receiving space 70 is located at a middle region of the inner ring fire cover 30 and the outer ring fire cover 40.

In use, a user may remove the fire cover 20 for cleaning while cleaning the burner 100 and reattach the fire cover 20 to the fire cover base 10 after cleaning. In order to allow a user to accurately mount the fire cover 20 to the fire cover base 10, or to find a mounting error in time if the user does not accurately mount the fire cover 20 to the fire cover base 10, a corresponding limit structure is provided on the fire cover 20.

In order to accurately mount the outer ring fire cover 40 on the fire cover base 10, a limiting wall 41 extending along the circumferential direction is provided on the outer ring fire cover 40, and the limiting wall 41 is located in the accommodating space 70 and abuts against the outer ring gas mixing chamber 60 to limit the outer ring fire cover 40 from moving along the radial direction.

Therefore, by providing the limit wall 41, the resistance of the outer ring fire cover 40 to movement in the radial direction can be increased to limit the movement of the outer ring fire cover 40 in the radial direction, and the possibility that the outer ring fire cover 40 moves in a direction away from the inner ring fire cover 30 can be reduced. This can make the user install outer ring fire lid 40 accurately, reduces because outer ring fire lid 40 can not install the position and lead to outer ring fire lid 40 possibility of leaking the fire, not only can improve the accuracy of outer ring fire lid 40 installation, but also can improve the security of gas-cooker.

Meanwhile, in the using process of a user, even if the user accidentally touches the outer ring fire cover 40, the movement of the outer ring fire cover 40 can be limited due to the action of the limiting wall 41, so that the outer ring fire cover 40 is kept at the correct position, and the possibility of fire leakage caused by the displacement of the outer ring fire cover 40 is reduced.

Further, even if the user does not place outer ring fire lid 40 in the correct position when installing outer ring fire lid 40, because the setting of spacing wall 41, outer ring fire lid 40 can be lifted, is favorable to the user in time to discover the assembly defect then assembles the correctness again, reduces because of the wrong possibility that results in leaking the fire of assembling.

As shown in fig. 2, the fire lid base 10 has a first recess 11 inwardly recessed, and the fire lid base 10 includes a first inner annular wall 12 and a first outer annular wall 13 disposed around the first recess 11. The first inner annular wall 12 and the first outer annular wall 13 are disposed oppositely, and the first recessed portion 11 is located between the first inner annular wall 12 and the first outer annular wall 13. The limiting wall 41 abuts against the first inner annular wall 12 to limit the limiting wall 41 in the accommodating space 70 inside the first inner annular wall 12. Therefore, the limiting wall 41 can limit the movement of the outer ring fire cover 40, and the phenomenon that the outer ring fire cover 40 moves in the using process to cause fire leakage is reduced.

As shown in fig. 4 and 5, a stopper wall 41 is located forward of the first inner annular wall 12 to restrict the movement of the outer ring fire cap 40 in the direction from the first inner annular wall 12 to the first outer annular wall 13.

As shown in fig. 3, the bottom of the outer ring fire cover 40 has a second depressed portion 42 depressed inward, and the outer ring fire cover 40 includes a second inner ring wall 43 and a second outer ring wall 44 surrounding the second depressed portion 42. Wherein the second inner annular wall 43 and the second outer annular wall 44 are oppositely disposed, and the second recess 42 is located between the second inner annular wall 43 and the second outer annular wall 44. Wherein, the first limiting portion is disposed on the second inner annular wall 43.

Wherein, the first concave portion 11 and the second concave portion 42 cooperate to form an outer ring air mixing chamber 60.

The stopper wall 41 is provided at the upper end portion of the second inner annular wall 43, the first stopper portion extends from the upper end portion of the second inner annular wall 43 toward the fire lid base 10, and the extending direction of the stopper wall 41 in the vertical direction is the same as the extending direction of the second inner annular wall 43.

As shown in fig. 4, from the perspective of the direction from the inner ring fire cover 30 to the outer ring fire cover 40, the surface of the limiting wall 41 facing the inner ring fire cover 30 and the surface of the second inner ring wall 43 facing the inner ring fire cover 30 are in the same plane. This is beneficial to improve the integrity of the outer ring fire cover 40, improving the aesthetic appearance and user experience of the burner 100.

In the present embodiment, the stopper wall 41 is provided integrally with the outer ring fire cover 40. This can reduce the number of parts, facilitate the assembly of the burner 100, and improve the production efficiency.

In this embodiment, the two limiting walls 41 are symmetrically arranged on the outer fire cover 40. Specifically, a pair of retaining walls are symmetrically disposed on the second outer annular wall 44 of the outer annular fire cover 40. This can produce resistance to the outer ring fire lid 40 in the radial direction movement in different positions, to better to the removal of restriction outer ring fire lid 40, improves the accuracy of assembly.

As shown in fig. 4 and 5, the limiting wall 41 includes a holding portion 45 and a wedge portion 46 located below the holding portion 45, and the wedge portion 46 extends from the holding portion 45 toward the fire lid base 10.

As shown in the figure, the abutting portion 45 abuts against the second inner annular wall 43, the abutting portion 45 extends from the lower end of the second inner annular wall 43 toward the fire lid base 10, and the abutting portion 45 abuts against the inner side of the first inner annular wall 12.

The wedge 46 extends from the holding portion 45 toward the fire lid base 10, and the cross-sectional dimension of the wedge 46 is gradually reduced along the extending direction, i.e., the direction from the holding portion 45 to the wedge 46. The wedge 46 is spaced from the second inner annular wall 43 to define a mounting space 80 between the wedge 46 and the second inner annular wall 43, which facilitates mounting of the outer fire lid 40 to the fire lid base 10.

In the vertical direction, the dimension of the wedge portion 46 is larger than that of the holding portion 45. In one embodiment, the dimension of the wedge portion 46 is at least three times the dimension of the retaining portion 45 in the vertical direction.

In the vertical direction, the dimension of the stopper wall 41 in the vertical direction is 4 cm or more and 8 cm or less. In one embodiment, the dimension of the limiting wall 41 in the vertical direction is 5 cm, wherein the dimension of the abutting portion 45 is 1 cm, and the dimension of the wedge portion 46 is 4 cm.

The application also provides a combustor, and the combustor includes combustor base and furnace end 100, and furnace end 100 detachably places on the combustor base. Wherein the burner 100 is the burner 100 according to any of the above embodiments. The combustor base includes an inner ring injection system and an outer ring injection system. The inner ring injection system comprises an inner ring gas nozzle, an inner ring injection pipe connected with the inner ring gas nozzle and an inner ring pressure stabilizing cavity connected with the inner ring injection pipe. The outer ring injection system comprises an outer ring gas nozzle, an outer ring injection pipe connected with the outer ring gas nozzle and an outer ring pressure stabilizing cavity connected with the outer ring injection pipe. The inner ring pressure stabilizing cavity is communicated with the inner ring air mixing chamber, and the outer ring pressure stabilizing cavity is communicated with the outer ring air mixing chamber.

Finally, the application also provides a gas stove, which comprises the burner for the gas stove, wherein the burner is provided with the structure as described in any one of the embodiments.

The various embodiments described in connection with fig. 1-5 may be combined with each other in any given way to achieve the advantages of the invention. The present invention is not limited to the illustrated embodiments, and other means than those shown may be used as long as the same effects can be achieved by the means.

Claims

1. A burner (100) for a gas stove comprises a burner cover base (10) and a burner cover (20) detachably covered on the burner cover base (10), the burner cover (20) and the burner cover base (10) are matched to form an inner ring gas mixing chamber (50) and an outer ring gas mixing chamber (60) which are separated, the burner cover (20) comprises an inner ring burner cover (30) and an outer ring burner cover (40) arranged around the periphery of the inner ring burner cover (30), a through accommodating space (70) is arranged between the inner ring burner cover (30) and the outer ring burner cover (40), and the burner is characterized in that a limiting wall (41) extending along the circumferential direction is arranged on the outer ring burner cover (40), and the limiting wall (41) is positioned in the accommodating space (70) and is abutted against the outer ring gas mixing chamber (60) to limit the movement of the outer ring burner cover (40) along the radial direction.

2. The burner (100) of a gas range as set forth in claim 1, wherein the burner base (10) has a first recessed portion (11) recessed inwardly, the burner base (10) includes a first inner annular wall (12) and a first outer annular wall (13) surrounding the first recessed portion (11) and disposed oppositely, and the position-limiting wall (41) abuts against the first inner annular wall (12) for limiting the position-limiting wall (41) to an inner side of the first inner annular wall (12).

3. The burner (100) of a gas range as set forth in claim 2, wherein the stopper wall (41) is located in front of the first inner annular wall (12) to restrict the outer ring flame cover (40) from moving in a direction from the first inner annular wall (12) to the first outer annular wall (13).

4. The burner (100) of a gas range as set forth in claim 1, wherein the bottom of the outer ring flame cover (40) has a second recess (42) recessed inward, the outer ring flame cover (40) has a second inner annular wall (43) and a second outer annular wall (44) oppositely disposed around the second recess (42), and the stopper wall (41) is disposed on the second inner annular wall (43).

5. The burner (100) of a gas range according to claim 1, wherein the stopper wall (41) is integrally provided with the outer ring fire cover (40).

6. The burner (100) of a gas range according to claim 4, wherein the stopper wall (41) extends from the upper end of the second inner peripheral wall (43) toward the burner base (10), and the extension direction of the stopper wall (41) in the vertical direction is the same as the extension direction of the second inner peripheral wall (43).

7. The burner (100) of a gas range as set forth in claim 4, wherein a face of the stopper wall (41) facing the inner ring fire cap (30) is in the same plane as a face of the second inner ring wall (43) facing the inner ring fire cap (30).

8. The burner (100) of a gas range according to claim 1, wherein the limiting wall (41) comprises a holding portion (45) and a wedge portion (46) located below the holding portion (45) and extending towards the fire lid base (10), and in the extending direction, the size of the wedge portion (46) is larger than the size of the holding portion (45).

9. The burner (100) of a gas range according to claim 8, wherein the wedge portion (46) has a cross-sectional dimension that gradually decreases in a direction from the holding portion (45) to the wedge portion (46).

10. The burner (100) of a gas range according to claim 1, wherein the dimension of the stopper wall (41) in the vertical direction is greater than or equal to 4 cm and less than or equal to 8 cm.

11. The burner (100) of a gas range as set forth in claim 1, wherein the position-limiting walls (41) are provided in two, symmetrically arranged on the outer ring fire cover (40).

12. Burner of a gas cooker, characterized in that it comprises a burner (100) according to any one of claims 1 to 11.

13. A gas range comprising the burner of claim 12.