CN110220195B

CN110220195B - Fire cover of kitchen range

Info

Publication number: CN110220195B
Application number: CN201910449658.3A
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: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-08-18
Anticipated expiration: 2039-05-28
Also published as: CN110220195A

Abstract

The invention discloses a stove fire cover, wherein the side wall of the stove fire cover is provided with a waterproof brim extending outwards, the stove fire cover is provided with a main fire hole and a flame stabilizing hole, the main fire hole is distributed on the side wall and is positioned below the waterproof brim, and the flame stabilizing hole is distributed on the lower surface of the waterproof brim and is arranged towards the main fire hole. This cooking utensils fire lid will be used for stablizing the steady flame hole setting of main fire hole flame at the particular position of waterproof eaves lower surface to the extension is located the flame length in the main fire hole of waterproof eaves lower extreme, makes this flame can further outwards extend, and then under the longer condition of the extension length of waterproof eaves, also can avoid flame to be hindered by waterproof eaves, thereby promotes the heating efficiency of this cooking utensils fire lid, also can avoid simultaneously taking place from the flame condition.

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.

In order to prevent the dropped soup from flowing into the fire hole on the surface of the side wall when the dropped soup slides down along the side wall of the fire cover of the stove, a waterproof brim extending horizontally outwards is usually arranged at the top of the side wall of the fire cover of the stove so as to prevent the soup from flowing into the fire hole. Wherein, the longer the distance that waterproof eaves relative lateral wall outwards extended, the better the effect that blocks the hot water juice and flow into the fire hole. However, since the fire holes are arranged below the waterproof eaves, when the waterproof eaves extend out for a long distance, flames of the fire holes can be greatly hindered from heating the pot bottom, and the heating efficiency of the stove fire cover is obviously reduced.

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 lateral wall has the waterproof eaves of outside extension, cooking utensils fire lid has main fire hole and steady flame hole, main fire hole lays in the lateral wall, and be located the below of waterproof eaves, steady flame hole lays in the lower surface of waterproof eaves, and the orientation main fire hole sets up.

This structure is through the steady flame hole setting that will be used for stabilizing main fire hole flame at the particular position of waterproof eaves lower surface to the extension is located the flame length in the main fire hole of waterproof eaves lower extreme, makes this flame can further outwards extend, and then under the longer condition of extension length of waterproof eaves, avoids flame to be hindered by waterproof eaves, promotes the heating efficiency of this cooking utensils fire lid, also can avoid simultaneously from the flame.

Preferably, a single main fire hole corresponds to a plurality of flame stabilizing holes, and the plurality of flame stabilizing holes are sequentially arranged along the radial direction of the waterproof eaves so as to further prolong the extension length of the flame of the main fire hole.

Preferably, the stove fire cover is also provided with auxiliary fire holes, the auxiliary fire holes are distributed on the outer brim of the waterproof brim, and the auxiliary fire holes extend inwards along the radial direction of the waterproof brim and are communicated with a gas chamber of the stove fire cover;

the flame stabilizing holes and the auxiliary fire holes are intersected in the waterproof eaves, so that the auxiliary fire holes are communicated with the gas chamber.

The structure utilizes the existing gas channel of the auxiliary fire hole to supply gas to the flame stabilizing holes so as to simplify the internal structure of the stove fire cover. In addition, when overflowing soup flows along the outer brim of the waterproof brim and accidentally flows into the auxiliary fire hole, the soup can flow along the gas channel of the auxiliary fire hole and is guided to the lower surface of the waterproof brim through the first flame stabilizing hole, and the soup is prevented from directly flowing into the gas chamber.

Preferably, the flame stabilizing holes positioned at the inner side in the plurality of flame stabilizing holes are of flame stabilizing groove structures, and the flame stabilizing groove structures are arranged around the waterproof eaves along the circumferential direction of the waterproof eaves.

This steady flame groove structure is used for when the hot water juice volume that overflows is great, thoroughly isolates that the hot water juice that the part is located waterproof eaves lower surface flows to the lateral wall of cooking utensils fire lid on, improves the anti-overflow liquid ability of cooking utensils fire lid.

Preferably, the auxiliary fire holes and the main fire holes respectively surround the stove fire cover and are arranged in a ring shape at intervals, the aperture of the auxiliary fire holes is smaller than that of the main fire holes, and the number of the auxiliary fire holes is greater than that of the main fire holes.

This structure can be under the prerequisite of guaranteeing cooking utensils firepower (the fire hole size in main fire hole promptly), through the distribution density who increases vice fire hole, makes the time that the flame of vice fire hole passed a complete circle more blockier than main fire hole, and then improves the flame propagation speed of this cooking utensils fire lid outer lane.

Preferably, the number of the auxiliary fire holes is 1.5 to 2.5 times of the number of the main fire holes.

Preferably, the stove fire cover is an outer ring fire cover, a fire transfer groove is formed in the top surface of the stove fire cover, the fire transfer groove extends to the waterproof eaves along the radial direction, and the tail end of the fire transfer groove, which is located on one side of the waterproof eaves, is respectively communicated with the main fire hole and the auxiliary fire hole so as to simultaneously ignite the main fire hole and the auxiliary fire hole in the fire transfer process.

Preferably, the fire transmission groove is located the terminal top of waterproof eaves one side is sealed, realizes local hidden fire transmission, avoids the hot water juice to flow into the inside of fire transmission groove to influence the effect of transmitting fire.

Preferably, the fire cover of the cooking utensil is provided with a groove corresponding to the main fire hole, the groove is in contact with one side of the main fire hole and cuts through the hole side wall of the main fire hole so as to form an open space at one side of the main fire hole.

This structure can make main fire hole when keeping normal aperture, improves this main fire hole to external opening size, makes the hole lateral wall that is located main fire hole one side open to the outside to convenient cleaning, and can avoid stifled hole. Meanwhile, the structure can be realized only by processing the groove at the specific position of the main fire hole, so that the structure also has the characteristic of convenient processing.

Preferably, the main fire holes are arranged in a ring shape along the side wall of the stove fire cover at intervals, and the grooves corresponding to any adjacent main fire holes are connected end to end, so that the open space is positioned at the same side of the main fire holes.

This structure makes adjacent main fire hole can share a groove structure to clear up the inside in main fire hole through the recess. Simultaneously, under the condition of a groove structure shared by adjacent main fire holes, the space of the groove is enlarged, so that the flow rate of partial fuel gas entering the groove from the main fire holes can be further reduced, and the flame stabilizing effect of the groove on the main fire holes is improved.

Preferably, the groove is an annular groove disposed on the surface of the sidewall.

Preferably, the groove is located above the main fire hole, so that the flame formed at the outlet of the main fire hole can be combusted in an obliquely upward direction, thereby improving heating efficiency.

Preferably, the main fire hole is obliquely and upwardly arranged along the flowing direction of the fuel gas, so that when soup accidentally enters the main fire hole, the flowing speed of the soup is increased through the obliquely arranged fire hole channel, and the soup is prevented from being accumulated in the main fire hole.

The positive progress effects of the invention are as follows:

this cooking utensils fire lid will be used for stablizing the steady flame hole setting of main fire hole flame at the particular position of waterproof eaves lower surface to the extension is located the flame length in the main fire hole of waterproof eaves lower extreme, makes this flame can further outwards extend, and then under the longer condition of the extension length of waterproof eaves, also can avoid flame to be hindered by waterproof eaves, thereby promotes the heating efficiency of this cooking utensils fire lid, also can avoid simultaneously taking place from the flame condition.

Drawings

Fig. 1 is a schematic perspective view (i) of a fire cover of a cooking stove according to an embodiment of the present invention.

Fig. 2 is a partial internal structural schematic view (i) of a fire cover of a cooking stove according to an embodiment of the invention.

Fig. 3 is a schematic liquid discharge flow direction diagram of the auxiliary fire hole of the fire cover of the cooking stove according to an embodiment of the invention.

Fig. 4 is a schematic perspective view (ii) of a fire cover of a cooking stove according to an embodiment of the present invention.

FIG. 5 is a schematic view of the gas flow direction of the main fire hole of the fire cover of the cooking stove according to one embodiment of the invention.

Fig. 6 is a partial internal structural schematic view (ii) of a fire cover of a cooking stove according to an embodiment of the present invention.

Description of reference numerals:

stove fire lid 10, radial direction A

Side wall 1

A waterproof brim 2, a lower surface 21 and an outer brim 22

Main fire hole 3, hole side wall 31, open space 32

Flame stabilizing hole 4, flame stabilizing groove structure 4a

Auxiliary fire hole 5

Gas chamber 6

Fire-conducting groove 7, through hole 7a, end 7b

Groove 8

Detailed Description

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

As shown in figures 1 and 2, the invention provides a stove fire cover 10, the surface of a side wall 1 of the stove fire cover 10 is provided with a waterproof brim 2 which extends outwards horizontally, and the stove fire cover 10 is also provided with a main fire hole 3 and a flame stabilizing hole 4. The main fire hole 3 is arranged on the surface of the side wall 1 and located below the waterproof eaves 2, and the flame stabilizing hole 4 is arranged on the lower surface 21 of the waterproof eaves 2, and an opening of the flame stabilizing hole located on the surface of the waterproof eaves 2 faces the main fire hole 3.

This structure is through the steady flame hole 4 setting that will be used for stabilizing 3 flames in main fire hole at the specific position of 2 lower surfaces 21 of waterproof eaves to the extension is located the flame length of the main fire hole 3 of waterproof eaves 2 lower extreme, makes this flame can further outwards extend, and then under the longer condition of the extension length of waterproof eaves 2, avoids flame to be hindered by waterproof eaves 2, promotes the heating efficiency of this cooking utensils fire lid 10, also can avoid simultaneously from the flame.

As shown in fig. 2, in the present embodiment, a single main fire hole 3 corresponds to two flame stabilizing holes 4, and the two flame stabilizing holes 4 are sequentially arranged along a radial direction a of the waterproof eaves 2 to further extend the extension length of the flame of the main fire hole 3. Of course, in other embodiments, in order to improve the water blocking effect of the waterproof eaves 2, the number of the flame stabilizing holes 4 may be further increased as the extension distance of the waterproof eaves 2 increases.

As shown in fig. 1, the fire cover 10 of the kitchen range further has an auxiliary fire hole 5, the auxiliary fire hole 5 is disposed on the surface of the outer brim 22 of the waterproof brim 2, extends along the radial direction a of the waterproof brim 2 to the inside of the fire cover 10 of the kitchen range, and communicates with the gas chamber 6 inside the fire cover 10 of the kitchen range, so as to guide the gas to the position of the outer brim 22 of the waterproof brim 2, and serve as a fire hole for auxiliary combustion, thereby further improving the heating area of the fire cover 10 of the kitchen range. Meanwhile, as shown in fig. 2, the two flame stabilizing holes 4 are intersected with the auxiliary flame holes 5 in the waterproof eaves 2 along the vertical upward direction, so that the flame stabilizing holes 4 are communicated to the gas chamber 6 through the auxiliary flame holes 5.

Besides the existing gas channel of the auxiliary fire hole 5 is used for supplying gas to the flame stabilizing holes 4, the structure simplifies the internal structure of the stove fire cover 10, and has other advantages: as shown in fig. 3, wherein the solid arrows in fig. 3 show the flow trajectory of the overflow soup. When the soup flows along the surface of the waterproof brim 2 and flows into the auxiliary fire holes 5, the soup can flow along the gas channel of the auxiliary fire holes 5 and is guided to the lower surface 21 of the waterproof brim 2 through the first flame stabilizing holes 4, so that the soup is prevented from directly flowing into the gas chamber 6.

Among the two flame stabilizing holes 4, the inner flame stabilizing hole 4 is a flame stabilizing groove structure 4a formed by circular cutting. As shown in fig. 4, the flame holding groove structure 4a is disposed around the entire waterproof eaves 2 along the circumference of the waterproof eaves 2 to form an annular groove. This flame stabilizing groove structure 4a can be when the hot water juice volume that overflows is great, thoroughly completely isolated be located hot water juice of waterproof eaves 2 lower surface 21 flow to on the lateral wall 1 of cooking utensils fire lid 10, improve the anti-overflow liquid ability of cooking utensils fire lid 10.

In the embodiment, as shown in fig. 1, the secondary fire holes 5 and the primary fire holes 3 respectively surround the stove fire cover 10 and are arranged at intervals to form annularly distributed fire holes. Wherein, the aperture of vice fire hole 5 is less than the aperture of main fire hole 3, and the quantity of vice fire hole 5 should be more than the quantity of main fire hole 3, and this structure can be under the prerequisite of guaranteeing the cooking utensils firepower (the fire hole size of main fire hole 3 promptly), through the distribution density who increases vice fire hole 5, makes the time that the flame of vice fire hole 5 has passed a whole circle more than main fire hole 3, and then improves the flame propagation speed of this cooking utensils fire lid 10 outer lanes. Preferably, the number of the secondary fire holes 5 should be 1.5 to 2.5 times the number of the primary fire holes 3. In addition, in consideration of the communication relationship between the flame stabilizing holes 4 and the auxiliary flame holes 5 and the positional correspondence relationship between the flame stabilizing holes 4 and the main flame holes 3, in the present embodiment, the number of the auxiliary flame holes 5 is 2 times the number of the main flame holes 3.

In addition, the cooktop fire cover 10 also has a groove 8 corresponding to the main fire hole 3, the groove 8 contacting one side of the main fire hole 3 and cutting the hole sidewall 31 of the main fire hole 3 to form an open space 32 at one side of the main fire hole 3. This structure can make main fire hole 3 when keeping normal aperture, improves this main fire hole 3 to external opening size, makes the hole lateral wall 31 that is located main fire hole 3 one side open to the outside to convenient cleaning, and can avoid stifled hole. Meanwhile, the structure can be realized only by processing a groove structure at a specific position of the main fire hole 3, and the structure has the characteristic of convenient processing.

In addition, when the gas flows to the outside through the main fire hole 3, a part of the gas (the dotted arrow portion in fig. 5) enters the groove 8 from the side of the open space 32 to stabilize the other part of the gas (the arrow portion in fig. 5) flowing out from the end 7b of the main fire hole 3, thereby improving the flame stabilizing effect of the main fire hole 3.

Wherein, for two adjacent main fire holes 3, the corresponding grooves 8 should be connected end to end and integrally formed, that is, one groove 8 can simultaneously cut through the hole side walls 31 of a plurality of main fire holes 3, so that the open spaces 32 of the adjacent main fire holes 3 are located at the same side of the main fire holes 3.

This structure makes a plurality of adjacent main fire holes 3 can share a recess 8 structure to in the inside of main fire hole 3 is cleared up through recess 8. Meanwhile, under the condition that the main fire holes 3 share the groove 8, the flow velocity of partial fuel gas entering the groove 8 from the main fire holes 3 can be further reduced, and the flame stabilizing effect of the main fire holes 3 can be further improved.

In the present embodiment, since the main fire holes 3 are spaced along the side wall 1 to form a ring shape, the grooves 8 corresponding to the main fire holes 3 are also connected end to end continuously to form the ring-shaped grooves 8 on the surface of the side wall 1. Wherein, as shown in fig. 6, the main fire hole 3 is arranged along the oblique upward direction to form a certain included angle with the side wall 1, even if the soup accidentally enters the main fire hole 3, the fire hole channel arranged obliquely can also increase the flowing speed of the soup, so as to avoid the accumulation of the soup in the main fire hole 3, and the groove 8 is vertically arranged relative to the side wall 1. In addition, the groove 8 is provided at a position above the main fire hole 3 so that the flame of the main fire hole 3 can be burned in an obliquely upward direction to improve the heating efficiency.

As shown in fig. 1 and 6, since the stove fire cover 10 is an outer ring fire cover, a fire transfer groove 7 is further provided on the top surface, the fire transfer groove 7 is used for transferring fire with an inner ring fire cover (not shown), the fire transfer groove 7 extends outwards to the waterproof eaves 2 along the radial direction a, and the lower end of the fire transfer groove 7 is communicated with the gas chamber 6 through a through hole 7 a.

This pass fire groove 7 is located the terminal 7b of waterproof eaves 2 one side and communicates with main fire hole 3 and vice fire hole 5 respectively to main fire hole 3 and vice fire hole 5 are lighted simultaneously to pass the fire in-process, improve and pass fire efficiency. In this embodiment, the lower half of the end 7b of the fire transfer groove 7 is not directly communicated with the main fire hole 3, but indirectly communicated with the main fire hole 3 through the communication groove 8 to transfer fire.

In addition, the tail end 7b of the fire transfer groove 7, which is positioned on one side of the waterproof brim 2, is of a top closed structure, so that hidden fire transfer outside the fire cover 10 of the stove is realized, and soup can be prevented from flowing into the fire transfer groove 7 to influence the fire transfer effect when dropping on the outer edge of the fire cover 10 of the stove.

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. A stove fire cover is characterized in that the stove fire cover is provided with a main fire hole and a flame stabilizing hole, the main fire hole is distributed on the side wall and is positioned below the waterproof eaves, and the flame stabilizing hole is distributed on the lower surface of the waterproof eaves and is arranged towards the main fire hole;

the fire cover of the kitchen range is also provided with auxiliary fire holes, the auxiliary fire holes are distributed on the outer brim of the waterproof brim and extend inwards along the radial direction of the waterproof brim and are communicated with a gas chamber of the fire cover of the kitchen range;

the flame stabilizing hole and the auxiliary fire hole are intersected in the waterproof eaves so as to be communicated with the gas chamber through the auxiliary fire hole.

2. The stove fire cover as claimed in claim 1, wherein a single main fire hole corresponds to a plurality of flame stabilizing holes, and the plurality of flame stabilizing holes are sequentially arranged along a radial direction of the waterproof eaves.

3. The cooktop lid of claim 2, wherein a plurality of the flame stabilizing holes and the secondary flame holes meet inside the water-resistant eaves.

4. The stove fire cover of claim 3, wherein the inner flame-stabilizing holes of the plurality of flame-stabilizing holes are flame-stabilizing groove structures, and the flame-stabilizing groove structures are arranged around the waterproof eaves along the circumferential direction of the waterproof eaves.

5. The range fire cover of claim 3, wherein the secondary fire holes and the main fire holes respectively surround the range fire cover and are arranged in a ring shape at intervals, the secondary fire holes have a smaller diameter than the main fire holes, and the number of the secondary fire holes is greater than the number of the main fire holes.

6. The cooking range fire cover of claim 5, wherein the number of the auxiliary fire holes is 1.5-2.5 times the number of the main fire holes.

7. The stove fire cover of claim 5, wherein the stove fire cover is an outer ring fire cover, a fire transfer groove is formed in the top surface of the stove fire cover, the fire transfer groove extends to the waterproof eaves along the radial direction, and the tail ends of the fire transfer groove, which are located on one side of the waterproof eaves, are respectively communicated with the main fire hole and the auxiliary fire hole.

8. The fire cover of a kitchen range as claimed in claim 7, wherein the top of the end of the fire-transferring groove on one side of the waterproof brim is closed.

9. The cooktop fire lid of claim 1, having a groove corresponding to the main fire hole, the groove contacting one side of the main fire hole and cutting a hole sidewall of the main fire hole to form an open space at one side of the main fire hole.

10. The cooktop fire lid of claim 9, wherein a plurality of the main fire holes are arranged in a ring shape at intervals along a side wall of the cooktop fire lid, and the grooves corresponding to any adjacent main fire holes are connected end to end so that the open space is located on the same side of the plurality of main fire holes.

11. The cooktop fire lid of claim 10, wherein the groove is an annular groove disposed in the sidewall surface.

12. The cooktop fire lid of claim 11, wherein the groove is located above the main fire hole.

13. The cooktop fire lid of any one of claims 1-12, wherein the main fire hole is disposed obliquely upward in a gas flow direction.