CN112902170B

CN112902170B - Fire cover assembly and combustor comprising same

Info

Publication number: CN112902170B
Application number: CN202110104155.XA
Authority: CN
Inventors: 孙文静; 李追; 徐强
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2022-03-08
Anticipated expiration: 2041-01-26
Also published as: CN112902170A

Abstract

The invention discloses a fire cover assembly and a combustor comprising the same. The fire lid assembly includes a fire lid, a support member, and an intermediate communication member. The fire lid is provided with a plurality of first fire holes along the circumferential direction and the inside of fire lid has first passageway. The support piece is located the outside of fire lid, and the top has the extension, and the extension is located the top of fire lid and extends towards the middle part of fire lid, is equipped with at least one second fire hole on the extension, and the inside of support piece has the second passageway. The interior of the intermediate communication member has an intermediate passage for communicating the first passage and the second passage. The distance between the adjacent first fire holes and the second fire holes is large, and the phenomenon that carbon monoxide exceeds the standard is not easy to occur. At least part of the second fire holes can be close to the edge of the cookware, so that the cookware can be heated more uniformly.

Description

Fire cover assembly and combustor comprising same

Technical Field

The invention relates to the field of burners, in particular to a fire cover assembly and a burner comprising the same.

Background

In a gas cooker, a row of fire holes are generally arranged on a fire cover, and due to the limitation of the height of the fire cover, if two or more rows of fire holes are arranged on the fire cover, the two or more rows of fire holes are closer to each other, and carbon monoxide is easy to exceed the standard during combustion. In addition, because the restriction of the cross sectional dimension of fire lid, and the fire hole only sets up on the fire lid, when using the great pan of cross sectional dimension, appear flame mainly to the pan heat near the region in middle part easily, and the pan is close to the place of border position department and can't be heated comparatively reliably, consequently, the inhomogeneous problem of heating appears easily.

Disclosure of Invention

The present invention is directed to overcoming the above-mentioned drawbacks of the prior art, and provides a fire cover assembly and a burner including the same.

The invention solves the technical problems through the following technical scheme:

a fire lid assembly, comprising:

the fire cover is provided with a plurality of first fire holes along the circumferential direction, and a first channel communicated with the first fire holes is formed in the fire cover;

the support piece is positioned outside the fire cover, the top of the support piece is provided with an extension part, the extension part is positioned above the fire cover and extends towards the middle of the fire cover, the extension part is provided with at least one second fire hole, and a second channel communicated with the second fire hole is arranged inside the support piece;

and an intermediate communication member connected between the fire cover and the support member, the intermediate communication member having an intermediate passage therein for communicating the first passage with the second passage.

In this scheme, support piece is provided with the second fire hole, compares in prior art, and it has two row at least fire holes (wherein one row of fire hole is the first fire hole that the fire was covered, and the second fire hole can set up to one row at least) to cover the subassembly in other words, and these fire holes distribute on two independent structures, and the distance between two adjacent fire holes is great, is difficult for appearing the phenomenon that carbon monoxide exceeds standard. In addition, compare in prior art, be located and be equipped with the second fire hole on the outside support piece of fire lid, compare in first fire hole, at least partial second fire hole can be close to the edge of pan, consequently, even to the pan that cross sectional dimension is great (the pot footpath is great), this fire lid subassembly also can realize heating comparatively evenly. Wherein, support piece can regard as the support frame of pan, also can be the structure of connecting in the support frame.

Preferably, the connection position of the intermediate communication piece and the fire cover is located between two adjacent first fire holes.

In this scheme, adopt above-mentioned structure setting, middle intercommunication piece does not influence the normal use in first fire hole, is favorable to improving the heating effect that the fire covered the subassembly.

Preferably, the intermediate communication member is a telescopic structure.

In this scheme, adopt above-mentioned structure setting, the length of intercommunication piece in the middle of can adjusting according to the demand of reality to make this fire lid subassembly can be applicable to different demands, like the cross-sectional dimension size of pan etc. application scope is wider.

Preferably, the support is a frame structure, the fire cover is positioned in the frame structure, and the support is provided with a plurality of support units along the circumferential direction;

the top of each supporting unit is provided with the extension part;

and the intermediate communication piece is arranged between at least one supporting unit and the fire cover.

In this scheme, support piece can be used as the support frame of pan, and the support frame of pan in other words can play the effect of supporting the pan, can regard as the carrier that sets up the second fire hole again, is favorable to simplifying the structure of fire lid subassembly, and then reduces the manufacturing cost of fire lid subassembly.

Preferably, the supporting units are uniformly distributed, and the intermediate communication piece is arranged between each supporting unit and the fire cover.

In this scheme, a plurality of supporting element evenly distributed can realize the support to the pan reliably. In addition, all be equipped with middle intercommunication piece between each supporting element and the fire lid, the quantity that is equivalent to the second fire hole is more and distribute evenly, is favorable to further improving the homogeneity and the combustion efficiency of heating.

Preferably, the supporting unit further comprises a vertical supporting portion, a first end of the vertical supporting portion is connected to the frame body of the supporting member, and a second end of the vertical supporting portion is connected to the extending portion;

the extension portion is provided with at least one row of second fire holes, and each row of second fire holes comprises at least one second fire hole.

In this scheme, according to the cross sectional dimension of extension or other design demands on the extension, can set up the second fire hole into the multirow, wherein, when the second fire hole is the multirow, be favorable to further improving heating homogeneity and combustion efficiency.

Preferably, for any row of the second fire holes, the second fire holes form an included angle of 0 to 90 degrees with the horizontal direction along the arrangement direction.

Preferably, the included angle between the central axis of the second fire hole and the horizontal direction is between 0 and 50 degrees.

Preferably, the intermediate communication member is of an integral structure with the support member and/or the fire cover.

The invention also provides a burner which comprises at least one fire cover assembly.

On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.

The positive progress effects of the invention are as follows:

in this fire lid subassembly, support piece is provided with the second fire hole, compares in prior art, and the lid subassembly has two row at least fire holes (wherein one row of fire hole is the first fire hole that the fire covered, and the second fire hole can set up to one row at least) in other words, and these fire holes distribute on two independent structures, and the distance between two adjacent fire holes is great, is difficult for appearing the phenomenon that carbon monoxide exceeds standard. In addition, compare in prior art, be located and be equipped with the second fire hole on the outside support piece of fire lid, compare in first fire hole, at least partial second fire hole can be close to the edge of pan, consequently, even to the pan that cross sectional dimension is great (the pot footpath is great), this fire lid subassembly also can realize heating comparatively evenly.

Drawings

Fig. 1 is a schematic structural view of a fire lid assembly according to embodiment 1 of the present invention.

Fig. 2 is another structural schematic diagram of the fire lid assembly according to embodiment 1 of the present invention.

Fig. 3 is a schematic view of the internal structure of the fire lid assembly according to embodiment 1 of the present invention.

Fig. 4 is a schematic structural view of a burner of the fire cover assembly of embodiment 2 of the present invention.

Fig. 5 is another structural schematic view of the burner of the fire cover assembly according to embodiment 2 of the present invention.

Description of reference numerals:

100 fire lid assembly

10 fire lid

101 first fire hole

102 first channel

20 support member

201 frame body

202 extension

203 vertical support part

204 second fire hole

205 second channel

30 intermediate communication member

301 intermediate channel

40 Panel

50 cooker

Detailed Description

The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.

Example 1

In the present embodiment, a fire lid assembly 100 is disclosed, as shown in fig. 1 to 3, the fire lid assembly 100 includes a fire lid 10, a support member 20, and an intermediate communication member 30. The fire cover 10 is provided with a plurality of first fire holes 101 in a circumferential direction, and the inside of the fire cover 10 has a first passage 102 communicating with the plurality of first fire holes 101. The support member 20 is located outside the fire lid 10, the top of the support member 20 has an extension 202, the extension 202 is located above the fire lid 10 and extends toward the middle of the fire lid 10, the extension 202 is provided with at least one second fire hole 204, and the inside of the support member 20 has a second channel 205 communicated with the second fire hole 204. An intermediate communication member 30 is connected between the fire cover 10 and the support member 20, and the intermediate communication member 30 has an intermediate passage 301 for communicating the first passage 102 with the second passage 205 therein.

In this embodiment, the support member 20 is provided with the second fire hole 204, and compared with the prior art, the fire cover assembly 100 has at least two rows of fire holes (one row of fire holes is the first fire hole 101 on the fire cover 10, and the second fire hole 204 can be set to at least one row), these fire holes are distributed on two independent structural members, the distance between two adjacent rows of fire holes is relatively large, and the phenomenon that carbon monoxide exceeds the standard is not likely to occur. In addition, compared to the prior art, the second fire holes 204 are formed on the supporting member 20 located outside the fire lid 10, and at least a portion of the second fire holes 204 can be close to the edge of the pot compared to the first fire holes 101, so that the fire lid assembly 100 can be heated more uniformly even for a pot with a larger cross-sectional size (larger pot diameter). Wherein, support piece 20 can regard as the support frame of pan, also can be the structure of connecting in the support frame.

As shown in fig. 1 to 3, the connection position of the intermediate communication member 30 and the fire cover 10 is located between two adjacent first fire holes 101. So set up, middle communicating piece 30 does not influence the normal use of first fire hole 101, is favorable to improving the heating effect of fire lid subassembly 100.

It should be noted that, in an alternative embodiment, the connection position of the intermediate communication member 30 and the fire cover 10 may also correspond to the first fire hole 101.

In an alternative embodiment, the intermediate communication member 30 is of a telescopic construction. So set up, can adjust the length of middle connecting piece 30 according to the demand of reality to make this fire lid subassembly 100 can be applicable to different demands, like the cross-sectional dimension size of pan etc. and application scope is wider.

It should be noted that the telescopic structure can be implemented by any structure that can be extended or retracted in the prior art, such as a structure similar to a fishing rod, a clothes hanger, etc., and will not be described herein again.

In an alternative embodiment, the support member 20 is a frame structure, the fire cover 10 is located in the frame structure, and the support member 20 has a plurality of support units in a circumferential direction. The top of each support unit has an extension 202. An intermediate communication member 30 is provided between at least one of the support units and the fire cover 10.

Wherein, support piece 20 can be used as the support frame of pan, and the support frame of pan can play the effect of supporting the pan in other words, can regard as the carrier that sets up second fire hole 204 again, is favorable to simplifying the structure of fire lid subassembly 100, and then reduces the manufacturing cost of fire lid subassembly 100.

The frame 201 of the support member 20 may have a square, rectangular, or circular shape. The intermediate communication member 30 may be a square or cylindrical tube, or may be a hollow tube of another shape.

In addition, it should be noted that four supporting units are schematically shown in fig. 1 to 3. In other alternative embodiments, the support units may be provided in other numbers, such as three, five or more.

In an alternative embodiment, a plurality of support units are evenly distributed, and an intermediate communication member 30 is provided between each support unit and the fire lid 10.

Wherein, a plurality of supporting element evenly distributed can realize the support to the pan reliably. In addition, the middle communicating pieces 30 are arranged between each supporting unit and the fire cover 10, which is equivalent to that the number of the second fire holes 204 is large and the distribution is uniform, thereby being beneficial to further improving the heating uniformity and the combustion efficiency.

As shown in fig. 1 to 3, the supporting unit further includes a vertical supporting portion 203, a first end of the vertical supporting portion 203 is connected to the frame 201 of the supporting member 20, and a second end is connected to the extending portion 202. At least one row of second fire holes 204 is formed on the extension portion 202, and each row of second fire holes 204 includes at least one second fire hole 204.

Wherein, the extension 202 may be provided with a plurality of rows of second fire holes 204 according to the cross-sectional dimension of the extension 202 or other design requirements, wherein, when the plurality of rows of second fire holes 204 are provided, the heating uniformity and the combustion efficiency are further improved.

For any row of the second fire holes 204, the second fire holes 204 form an included angle of 0 to 90 degrees with the horizontal direction along the arrangement direction. The included angle between the central axis of the second fire hole 204 and the horizontal direction is between 0 and 50 degrees.

In an alternative embodiment, the intermediate communication member 30 is of unitary construction with the support member 20 and/or the fire lid 10. That is, the middle communicating member 30 may be integrally formed with the fire cover 10, may be integrally formed with the supporting member 20, and may be integrally formed with the fire cover 10.

In another alternative embodiment, the intermediate communication member 30 may be connected to the fire lid 10 or the support member 20 by a connection structure, such as a welded connection, or a detachable connection.

In this fire lid subassembly 100, support piece 20 is provided with second fire hole 204, compares in prior art, and the fire lid subassembly 100 has two row at least fire holes (wherein one row of fire hole is the first fire hole 101 on the fire lid 10, and second fire hole 204 can set up to one row at least) in other words, and these fire holes distribute on two independent structures, and the distance between two adjacent fire holes is great, is difficult for appearing the phenomenon that carbon monoxide exceeds standard. In addition, compared with the prior art, the second fire holes 204 are formed in the supporting member 20 located outside the fire lid 10, and compared with the first fire holes 101, at least part of the second fire holes 204 can be close to the edge of the pot, so that the limitation of the size of the fire lid 10 is compensated, and therefore, even for the pot with a large cross-sectional size (large pot diameter), the fire lid assembly 100 can also achieve uniform heating.

Example 2

The present embodiment discloses a burner including the fire cover assembly 100 of embodiment 1, and the same reference numerals as those in embodiment 1 denote the same elements. As shown in fig. 4-5, the burner includes a face plate 40 and a fire lid assembly 100, wherein two fire lid assemblies 100 are schematically illustrated in fig. 4-5, with two fire lid assemblies 100 attached to the face plate 40. Wherein a pot 50 is also schematically shown in fig. 5.

As described in embodiment 1, the carbon monoxide excess is not easily generated by using the fire lid assembly 100. In addition, compare in prior art, be located and be equipped with second fire hole 204 on the outside support piece 20 of fire lid 10, compare in first fire hole 101, at least partial second fire hole 204 can be close to the edge of pan, can compensate the limitation of the size of fire lid 10. Therefore, even for a pot with a large cross-sectional size (large pot diameter), the fire lid assembly 100 can achieve more uniform heating, and further can improve the combustion effect and the combustion efficiency of the burner.

While particular embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of illustration only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.

Claims

1. A fire lid assembly, comprising:

an intermediate communication member connected between the fire cover and the support member, the intermediate communication member having an intermediate passage therein for communicating the first passage with the second passage;

the middle communicating piece is of a telescopic structure.

2. The fire lid assembly of claim 1 wherein the intermediate communication member is connected to the fire lid at a location between two adjacent first fire holes.

3. The fire lid assembly of claim 1 wherein said support member is a frame structure within which said fire lid is located, said support member having a plurality of support cells in a circumferential direction;

the top of each supporting unit is provided with the extension part;

4. The fire lid assembly of claim 3 wherein a plurality of said support units are evenly distributed and said intermediate communication member is disposed between each of said support units and said fire lid.

5. The fire lid assembly of claim 3 wherein the support unit further comprises a vertical support portion having a first end connected to the frame of the support member and a second end connected to the extension portion;

6. The fire cover assembly of claim 5, wherein for any row of said second fire holes, said second fire holes are aligned at an angle of 0 to 90 ° from horizontal.

7. The fire lid assembly of claim 1 wherein the central axis of said second fire hole is angled from horizontal between 0 and 50 °.

8. The fire lid assembly of any one of claims 1-7 wherein the intermediate communication member is of unitary construction with the support member and/or the fire lid.

9. A burner comprising at least one fire cover assembly as recited in any one of claims 1-8.