CN110017481B

CN110017481B - Fire cover of kitchen range

Info

Publication number: CN110017481B
Application number: CN201910334780.6A
Authority: CN
Inventors: 程永超; 郑军妹
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-03-13
Anticipated expiration: 2039-04-24
Also published as: CN110017481A

Abstract

The invention discloses a stove fire cover which comprises a cover body, wherein an opening communicated with a gas channel is formed in the surface of the cover body, the stove fire cover further comprises a shielding piece, the shielding piece is arranged on the cover body and shields the opening, and a first fire hole communicated with the gas channel is formed in the surface of the shielding piece. This cooking utensils fire lid is through the mode that sets up the shielding piece on the lid surface, makes the surface of shielding piece can form the first fire hole that communicates in the gas passageway of lid. Because shielding piece and lid are two parts, consequently the trompil size and the shape that are located the first fire hole on the shielding piece all can not receive the influence of gas channel self size, effectively solved the contradiction between the flow of giving vent to anger of balanced fire hole and the flame stability of fire hole to the design degree of difficulty of gas cooking utensils has been reduced.

Description

Fire cover of kitchen range

Technical Field

The invention relates to the field of burners, in particular to a fire cover of a stove.

Background

The fire cover of the gas cooker is used as a core component of the gas cooker, and the performance of the fire cover directly influences the overall performance of the gas cooker.

Wherein, to the fire hole of gas cooking utensils, its trompil size should not be too big to avoid influencing flame stability, but the gas channel pipe diameter that communicates in it then can suitably enlarge, in order to reduce the pipeline thickness and smoothly flow the hindrance that causes to the gas, improve the air outlet flow in fire hole.

However, due to the restriction of the processing technology, the size of the fire hole opening of the gas cooker needs to be consistent with the pipe diameter of the gas channel communicated with the fire hole, so that the contradiction exists between the gas outlet flow of the fire hole and the flame stability, the effective balance is difficult, and the design difficulty of the gas cooker is increased.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a stove fire cover.

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

the utility model provides a cooking utensils fire lid, its includes the lid, the surface of lid has the trompil that communicates in the gas passageway, cooking utensils fire lid still includes shielding piece, shielding piece set up in the lid shelters from the trompil, shielding piece's surface have communicate in the first fire hole of gas passageway.

This cooking utensils fire lid is through the mode that sets up the shielding piece on the lid surface, makes the surface of shielding piece can form the first fire hole that communicates in the gas passageway of lid. Because shielding piece and lid are two parts, consequently the trompil size and the shape that are located the first fire hole on the shielding piece all can not receive the influence of gas passageway self size.

That is to say, the size and the shape of the first fire hole and the corresponding gas channel can be independently set and processed, so that the contradiction between the air outlet flow of the balance fire hole and the flame stability of the fire hole is reduced, and the design difficulty of the gas cooker is effectively reduced.

Preferably, the shielding piece partially shields the opening hole, and the opening hole and the edge of the shielding piece form a second fire hole, so that a plurality of different types of fire holes can be formed at the opening hole of the gas channel.

Preferably, the opening of the first fire hole extends to the edge of the shielding piece, and the structure reduces the flow rate of the fuel gas at the first fire hole to be lower than that at the second fire hole in a partial shielding mode so as to realize a flame stabilizing effect.

Preferably, the shielding piece is provided with a plurality of first fire holes, the first fire holes are sequentially arranged adjacently along the extending direction of the edge of the shielding piece, and the opening of any two adjacent first fire holes on the surface of the shielding piece is in an M shape.

Preferably, the first fire hole is a flame stabilizing hole, and the second fire hole is a main fire hole.

Preferably, the first fire holes and the second fire holes are staggered in hole orientation.

This structure can make things convenient for the gas in first fire hole and second fire hole to intersect outside to form flame jointly, improve steady flame effect.

Preferably, the surface of the cover has a recess through the aperture, the edge of the shield being located in the recess.

Preferably, the gas channel forms a first included angle with the shielding direction of the shielding member towards the gas feeding direction of the opening.

Preferably, the surface of the cover body is provided with a third fire hole, the third fire hole extends and is communicated with the gas channel, and the communication position of the third fire hole and the gas channel is arranged towards the direction of the shielding piece.

Through the structural arrangement, after part of the fuel gas flowing in the fuel gas channel is shielded by the shielding piece, the fuel gas can change the flow direction and flow towards the third fire hole.

Preferably, the gas channel forms a second included angle to the gas supply direction of the third fire hole and the shielding direction of the shielding member, and the second included angle is smaller than the first included angle, so that the gas can flow more smoothly towards the gas supply direction of the third fire hole after being shielded by the shielding member.

Preferably, the first included angle ranges from 45 degrees to 75 degrees.

Preferably, the shielding piece is arranged at the top of the cover body, and the inner wall of the shielding piece and the top surface of the cover body jointly define a gas cavity;

the shielding piece is provided with a fourth fire hole, and the fourth fire hole is communicated with the gas cavity.

The positive progress effects of the invention are as follows:

this cooking utensils fire lid is through the mode that sets up the shielding piece on the lid surface, makes the surface of shielding piece can form the first fire hole that communicates in the gas passageway of lid. Because shielding piece and lid are two parts, consequently the trompil size and the shape that are located the first fire hole on the shielding piece all can not receive the influence of gas channel self size, effectively solved the contradiction between the flow of giving vent to anger of balanced fire hole and the flame stability of fire hole to the design degree of difficulty of gas cooking utensils has been reduced.

Drawings

Fig. 1 is a schematic view of the combination state of a fire cover of a cooking range in embodiment 1 of the present invention.

Fig. 2 is a partial internal structural schematic view of a fire cover of a cooker in embodiment 1 of the invention.

Fig. 3 is a partial structural schematic view of a fire cover of a cooking range in embodiment 2 of the present invention.

Fig. 4 is a partial internal structural schematic view of a fire cover of a cooker in embodiment 2 of the invention.

Fig. 5 is a schematic view of the combination state of the fire cover of the cooking range in embodiment 3 of the invention.

Fig. 6 is a partial internal structural schematic view of a fire cover of a cooker in embodiment 3 of the invention.

Fig. 7 is an exploded view of a fire cover of a cooking range according to embodiment 3 of the present invention.

Description of reference numerals:

cover body 1

Gas channel 11, opening 111, first included angle α

Second fire hole 12

Groove 13

Third fire hole 14 at a second included angle β

Boss 15, projection 151

Shield 2, edge 2a

First fire hole 21

Gas chamber 22

Fourth fire hole 23

Detailed Description

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

Example 1

As shown in figure 1, the invention provides a stove fire cover which is an outer ring fire cover and comprises a cover body 1 and a shielding piece 2. Wherein, have a plurality of gas passageways 11 in the lid 1, these gas passageways 11 set up along the circumference direction equipartition of lid 1. The gas channel 11 extends to the surface of the cover body 1 to form an opening 111, the shielding piece 2 is arranged on the cover body 1 and used for shielding the opening 111, and the surface of the shielding piece 2 is provided with a through hole.

As shown in fig. 2, the through hole penetrates the shielding member 2, and two ends of the through hole are respectively communicated with the outside and the gas channel 11, so that a first fire hole 21 is formed on the outer surface of the fire cover of the cooking range.

According to the stove fire cover, the shielding piece 2 is arranged on the surface of the cover body 1, so that the surface of the shielding piece 2 can form a first fire hole 21 communicated with the gas channel 11 of the cover body 1. Since the shielding member 2 and the cover body 1 are two members, the size and shape of the opening 111 of the first fire hole 21 on the shielding member 2 are not affected by the size of the gas passage 11 itself.

That is to say, the size and shape of the first fire hole 21 and the corresponding gas channel 11 can be set independently and processed independently, so that the contradiction between the air outlet flow of the balance fire hole and the flame stability of the fire hole is reduced, and the design difficulty of the gas cooker is effectively reduced.

In addition, in the present embodiment, as shown in fig. 1, the shielding member 2 is detachable with respect to the cover body 1, that is, by replacing the shielding member 2 installed on the cover body 1, the size, number and layout of the first fire holes 21 can be changed rapidly, so as to adapt to different requirements quickly. Meanwhile, when the shielding piece 2 is detached, the gas channel 11 with a relatively large aperture is also exposed, so that the cleaning difficulty is reduced, and the defects that the fire hole of the existing stove is easy to block and is difficult to clean can be effectively overcome.

In addition, for the plurality of shielding pieces 2 corresponding to different gas passages 11 on the stove fire cover, they may be fixed by being connected to the cover body 1 respectively, or a plurality of shielding pieces 2 may be connected to each other to form a whole, for example, in this embodiment, they are arranged in a circular ring structure to be fixed on the surface of the cover body 1 together.

Example 2

The present embodiment provides a fire cover of a cooking stove, which has a structure substantially the same as that of the fire cover of the cooking stove provided in embodiment 1, except that, as shown in fig. 3, in the present embodiment, a shielding member 2 of the fire cover of the cooking stove partially shields an opening 111, so that the opening 111 and an edge 2a of the shielding member 2 surround to form a second fire hole 12, so that fire holes of various types can be formed at the opening 111 of a gas channel 11.

Preferably, the second fire hole 12 should be larger in size than the first fire hole 21, the second fire hole 12 forms a main fire hole, and the first fire hole 21 forms a flame stabilizing hole of the main fire hole to play a role of stabilizing the flame of the main fire hole.

In addition, as shown in fig. 4, in the present embodiment, the first fire hole 21 and the second fire hole 12 are both disposed on the inner ring of the fire cover of the cooker. Wherein, the first fire holes 21 transmit gas in a horizontal direction (see the solid arrows in fig. 4), and the second fire holes 12 transmit gas in a direction of the gas channel 11 (see the dotted arrows in fig. 4), so that the gas of the first fire holes 21 and the gas of the second fire holes 12 are converged at the outside to form flames together, thereby improving the flame stabilizing effect.

Example 3

The embodiment provides a stove fire lid, and its structure is roughly the same as the stove fire lid that embodiment 2 provided, and the difference lies in, and the opening of first fire hole 21 is not along the complete confined of axial, but extends to the edge 2a department of shielding member 2 to form a comparatively novel steady flame hole structure and overall arrangement, through the mode of partial shielding, in order to reduce the velocity of flow of gas in this department, realize steady flame effect.

As shown in fig. 5, in the present embodiment, the shielding member 2 is provided with two first fire holes 21 corresponding to the opening 111 of the single gas channel 11, the two first fire holes 21 are sequentially arranged adjacently along the extending direction of the edge 2a of the shielding member 2, the opening shape of the two first fire holes 21 on the surface of the shielding member 2 is "M" shaped, that is, the opening shape of each first fire hole 21 is "Λ" shaped, and the "Λ" shapes of the two first fire holes 21 are adjacent end to end.

The gas flows out from the M-shaped hole of the shielding piece 2 through the gas channel 11, forms flame together with the second fire hole 12 (main fire hole) below the shielding piece 2, and plays a role in stabilizing the flame of the main fire hole.

As shown in fig. 7, the surface of the cover body 1 has a groove 13, the groove 13 passes through the opening 111, and the edge 2a of the shielding member 2 abuts against the groove 13 to achieve the position fixing relative to the cover body 1. Specifically, the annular shielding member 2 is disposed above the cover body 1 by its own weight, and can be easily removed by a user to clean the cover body 1 and the inside of the gas passage 11.

Further, as shown in fig. 6, the gas supply direction of the gas duct 11 toward the opening 111 is different from the shielding direction of the shutter 2, and a first angle α is formed therebetween, and preferably, the first angle α ranges from 45 ° to 75 °, wherein the shielding direction of the shutter 2 is a direction perpendicular to the inner surface of the shutter 2, and in the present embodiment, the shielding direction coincides with the hole-facing direction of the first fire hole 21.

In addition, the surface of the cover body 1 is further provided with a third fire hole 14, the third fire hole 14 extends and is communicated with the gas channel 11, wherein the communication position of the third fire hole 14 and the gas channel 11 is arranged towards the direction of the shielding piece 2, so that part of the gas flowing in the gas channel 11 can flow towards the third fire hole 14 after being shielded by the shielding piece 2.

Taking this embodiment as an example, the third fire hole 14 is located at the outer ring of the cover body 1 and is in a "Y" branch state, and the gas channel 11 is disposed obliquely upward toward the inner ring of the cover body 1, so that the shielding member 2 disposed vertically can change the direction of the partially shielded gas to flow toward the third fire hole 14.

In the embodiment, as shown in fig. 6, although the gas channel 11 is simultaneously communicated with the two third fire holes 14, the second included angle β corresponding to the two third fire holes 14 is smaller than the first included angle α, and a second included angle β is formed between the gas channel 11 feeding the gas to the third fire holes 14 and the shielding direction of the shielding member 2, where the second included angle β is smaller than the first included angle α.

As shown in fig. 5 and 7, the shield 2 provided on the top of the cap body 1 has a gas chamber 22, the gas chamber 22 is defined by the inner wall of the shield 2 and the top surface of the cap body 1, and the gas chamber 22 communicates with the gas passage 11 of the cap body 1. On the basis, the surface of the shielding piece 2 can be provided with fire holes communicated with the gas cavity 22 so as to change the flame layout of the fire cover of the stove.

For example, in the embodiment, the shielding member 2 has a fourth fire hole 23 (flame holding groove), the fourth fire hole 23 is communicated with the gas chamber 22 and is disposed at the outer ring position of the fire cover of the cooking range, and the boundary of the fourth fire hole 23 is defined by the inner side wall of the shielding member 2 and the outer side wall of the cover body 1 together to form a flame holding groove disposed toward the third fire hole 14.

In addition, the top of the cover body 1 is also provided with a boss 15 for positioning the shielding piece 2, and a convex part 151 on the surface of the boss 15 is matched with a through hole on the surface of the shielding piece 2 to realize the positioning of the shielding piece 2 in the horizontal direction.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example 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. The utility model provides a cooking utensils fire lid, its includes the lid, its characterized in that, the surface of lid has the trompil that communicates in gas passageway, cooking utensils fire lid still includes shielding piece, shielding piece set up in the lid shelters from the trompil, shielding piece's surface have communicate in gas passageway's first fire hole, shielding piece part shelters from the trompil, the trompil with shielding piece's edge forms the second fire hole.

2. The cooktop fire lid of claim 1, wherein the opening of the first fire hole extends to an edge of the shield.

3. The stove fire cover as claimed in claim 2, wherein the shielding member has a plurality of first fire holes, the first fire holes are sequentially arranged adjacently along the extending direction of the edge of the shielding member, and the opening shape of any two adjacent first fire holes on the surface of the shielding member is "M" shaped.

4. The cooktop of claim 1, wherein the first fire hole is a flame stabilizing hole and the second fire hole is a primary fire hole.

5. The cooktop fire cover of claim 1, wherein the first fire holes and the second fire holes are staggered in hole orientation.

6. The cooktop fire lid of claim 1, wherein a surface of the lid body has a groove through the opening, an edge of the shield being positioned in the groove.

7. The cooktop fire lid of claim 1, wherein a gas feed direction of the gas channel to the opening forms a first angle with a shielding direction of the shield.

8. The cooking stove fire cover of claim 7, wherein the surface of the cover body is provided with a third fire hole, the third fire hole extends and is communicated with the gas channel, and the communication position of the third fire hole and the gas channel is arranged towards the direction of the shielding piece.

9. The fire cover of a kitchen range as claimed in claim 8, wherein the gas feeding direction of the gas channel to the third fire hole and the shielding direction of the shielding member form a second included angle, and the second included angle is smaller than the first included angle.

10. The cooktop fire cover of claim 7, wherein the first included angle is in a range between 45 ° and 75 °.

11. The fire lid of any one of claims 1 to 10, wherein the shield is provided at the top of the lid body, an inner wall of the shield and a top surface of the lid body together defining a gas chamber;