CN211372410U

CN211372410U - Burner fire cover

Info

Publication number: CN211372410U
Application number: CN201921338400.8U
Authority: CN
Inventors: 刘晓刚; 徐强; 柯情; 王帅东; 俞瑜; 郑军妹
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-08-28
Anticipated expiration: 2029-08-16

Abstract

The utility model relates to a combustor fire lid, including fire lid body, fire lid body is including outer rampart and roof, at least one ignition hole has been seted up to the first wall that the outer rampart of fire lid body corresponds the ignition needle, the first wall or the roof of fire lid body are close to the position in ignition hole has the edge the waterproof platform of the outside extension of radial direction of fire lid body, its characterized in that: waterproof bench protruding in the roof upper surface of fire lid body, and the at least local undercut in surface of waterproof bench is formed with the recess that is used for the water conservancy diversion overflow, compares with prior art, the utility model has the advantages of the waterproof bench that the fire lid body corresponds to the ignition hole has dual function, can shelter from the ignition hole on the one hand to avoid the overflow to block up the ignition hole, on the other hand, this waterproof bench still has the recess of storage overflow, blocks up the probability in ignition hole with further reducing the overflow, has improved the success rate of igniteing effectively.

Description

Burner fire cover

Technical Field

The utility model relates to a domestic kitchen utensils and appliances field especially relates to a combustor fire lid.

Background

At present, the traditional combustor of selling on the market is generally including the furnace end, a pedestal, interior ring fire lid and outer loop fire lid, open on furnace end upper portion has inner ring gas export and outer loop gas export, from interior to exterior is equipped with the inner ring passageway on the base respectively, the outer loop passageway, interior outer ring secondary air supplyes the passageway, the pedestal mounting is on the upper portion of furnace end, the inner ring passageway on the base, the outer loop passageway is linked together with inner ring gas export and outer loop gas export on the furnace end respectively, inner ring fire lid and outer loop fire lid cover the upper portion of establishing at the inner ring passageway of base and outer loop passageway respectively. Such as the burner structure disclosed in the chinese utility model patent No. ZL201620583516.8 (No. CN205782913U), the chinese utility model patent No. ZL200820046536.7 (No. CN201206834Y), etc. Among the above-mentioned current combustor structure, the inner ring fire lid generally includes that the open fire lid body in upper portion covers the lid at this fire lid body oral area with the lid, wherein has seted up out the fire hole on the fire lid body, installs the combustor of this kind of inner ring fire lid in the use, and the soup that spills over drips to the lid and can flow out fire hole department along the lid to block up out the fire hole, lead to the combustor point not to catch fire or loose hand flame-out scheduling problem.

In order to solve the above problems, the applicant of the present invention provides an inner ring fire cover of a gas burner, which is an application number CN201710447014.1, and the inner ring fire cover of the gas burner comprises a fire cover body with an opening at the upper part and a cover body covering the opening part of the fire cover body, wherein the inner circumferential surface of the fire cover body and the cover body are surrounded to form an inner ring gas mixing cavity, the side wall of the fire cover body is circumferentially provided with fire outlets, and each fire outlet is communicated with the inner ring gas mixing cavity; the periphery of the cover body protrudes out of the fire cover body along the horizontal direction, and the bottom of at least part of the periphery extends downwards to form a waterproof brim. Compared with the prior art, when overflow flows to the periphery of the cover body, the overflow can flow and drip along the waterproof eaves, so that the overflow is prevented from flowing into the fire hole, flame is prevented from extinguishing, the fire hole is prevented from being blocked by the overflow, stable, efficient and uniform combustion is ensured, although the technical problem that the fire hole is easily blocked by the overflow is solved, if the overflow is large, the overflow possibly turns over the waterproof eaves to block the fire hole adjacent to the waterproof eaves or below the waterproof eaves, secondly, the overflow easily enters the main fire hole or the flame stabilizing hole to block the main fire channel or the flame stabilizing channel, the blocked fire hole is not ignited when corresponding to the vicinity of the ignition needle, and the gas stove cannot maintain flame when corresponding to the vicinity of the thermocouple (or the ion induction needle with the same function), therefore, a burner fire cover needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that provide a can improve the combustor fire lid of the success rate of igniteing to above-mentioned prior art current situation.

The utility model aims to solve the second technical problem that to above-mentioned prior art current situation and provide a can effectively avoid going out the burner fire lid that fire hole was blockked up by the discharge.

For solving the first technical problem, the utility model discloses the technical scheme who adopts is: the burner fire cover comprises a fire cover body, wherein the fire cover body comprises an outer ring wall and a top wall, at least one ignition hole is formed in the outer ring wall of the fire cover body corresponding to a first wall surface of an ignition needle, and a waterproof platform which extends outwards along the radial direction of the fire cover body is arranged at a position, adjacent to the ignition hole, of the first wall surface or the top wall of the fire cover body, and the burner fire cover is characterized in that: the surface of the waterproof platform is at least partially sunken downwards to form a groove for caching overflowing liquid.

In order to prevent overflowing liquid from flowing into the ignition hole and blocking the ignition hole, the first wall surface where the ignition hole is located of the fire cover body is locally and inwards retracted along the radial direction of the fire cover body.

In order to further avoid that in the case of a large overflow, the overflow may flow into the ignition hole along the edge of the waterproof platform to block the ignition hole, preferably, the width of the first wall surface extending along the circumferential direction of the fire cover body is smaller than the width of the waterproof platform extending along the circumferential direction of the fire cover body. Therefore, the width of the first wall surface extending along the circumferential direction of the fire cover body is narrow in the waterproof platform, so that overflowing liquid is prevented from flowing into the ignition hole.

Furthermore, the fire cover body also comprises an inner ring wall which is arranged at an interval with the outer ring wall, a central cavity is enclosed by the inner ring wall, the top wall is provided with a hollow part which is communicated with the central cavity, and the hollow part is provided with a net sheet type cover body which covers the hollow part. Due to the arrangement of the inner ring wall, a central cavity and a peripheral cavity with independent central fire and peripheral fire are formed between the inner ring wall of the fire cover body and between the inner ring wall and the outer ring wall, the combustion efficiency of the gas stove can be obviously improved, and meanwhile, the fire resistance of the mesh type fire cover corresponding to the central fire is smaller, so that the fire power of the central fire can be increased.

In order to avoid the blockage of the mesh type fire cover by the overflowing liquid, preferably, the periphery of the top wall adjacent to the hollow part extends upwards to form a convex wall, and the convex wall forms a waterproof ring of the mesh type cover body.

In order to realize the function of containing the overflowing liquid on the top wall of the fire cover body, the convex wall and the outer periphery of the top wall form a liquid storage area together, the convex wall is provided with a first flow guiding part which gradually extends towards the liquid storage area from top to bottom, and the first flow guiding part is communicated with the groove. Meanwhile, the first flow guide part of the convex wall extends towards the liquid storage area, so that once overflowing liquid flows towards the mesh type cover body, the overflowing liquid can be guided into the liquid storage area by the first flow guide part.

In order to prevent the ignition hole from being blocked by the overflowing liquid flowing into the waterproof platform, the upper surface of the groove of the waterproof platform is at least partially provided with a second flow guiding part gradually extending towards the liquid storage area from top to bottom. Once the overflowing liquid is directed to the waterproof platform, the overflowing liquid can be guided into the liquid storage area by the second flow guide part.

In order to better guide the overflowing liquid of the waterproof platform to be guided into the liquid storage area, preferably, the waterproof platform further has a third flow guiding part and a fourth flow guiding part which extend along the circumferential direction of the fire cover body, and the third flow guiding part and the fourth flow guiding part both gradually extend towards the top wall from top to bottom.

For solving the second technical problem, the utility model discloses the technical scheme who adopts does: the fire cover comprises a fire cover body and is characterized in that a peripheral cavity is formed by the inner annular wall and the outer annular wall in a surrounding mode, at least two fire outlet holes communicated with the peripheral cavity are formed in the outer annular wall of the fire cover body along the circumferential direction, flanges extend outwards along the radial direction on the outer periphery of the top wall of the fire cover body, and the flanges form waterproof eaves of the fire outlet holes.

In order to realize that the overflowing liquid in the liquid storage area can be timely guided out, preferably, the waterproof eaves are provided with notches which are arranged at intervals with the waterproof platform, and the notches are communicated with the liquid storage area. Through the gap, the overflow liquid in the liquid storage area can be led out.

Compared with the prior art, the utility model has the advantages of the fire cover body has dual function corresponding to the waterproof platform in ignition hole, can shelter from the ignition hole on the one hand to avoid the discharge to block up the ignition hole, on the other hand, this waterproof platform still has the recess of storage discharge, with the probability that the discharge blockked up the ignition hole that further reduces, has improved the success rate of igniteing effectively.

Drawings

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

FIG. 2 is a schematic view of the structure at an angle of 1;

FIG. 3 is a schematic view of another angle of FIG. 1;

fig. 4 is a cross-sectional view of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in FIGS. 1 to 4, the preferred embodiment of the present invention is shown. The burner fire cover in the embodiment comprises a fire cover body 1, the fire cover body 1 comprises an outer annular wall 11 and a top wall 12, at least one ignition hole 1111 is formed in the outer annular wall 11 of the fire cover body 1 corresponding to a first wall surface 111 of an ignition needle, a waterproof platform 2 extending outwards along the radial direction of the fire cover body 1 is arranged at the position, adjacent to the ignition hole 1111, of the first wall surface 111 or the top wall 12 of the fire cover body 1, the waterproof platform 2 protrudes out of the upper surface of the top wall 12 of the fire cover body 1, and a groove 21 used for caching overflowing liquid is formed in the surface of the waterproof platform 2 at least partially and downwards in a recessed mode. The fire cover body 1 has dual functions corresponding to the waterproof platform 2 of the ignition hole 1111, and on the one hand, the fire cover body can shield the ignition hole 1111 to avoid overflowing to block the ignition hole 1111, and on the other hand, the waterproof platform 2 also has a groove 21 for caching overflowing, so that the probability that the ignition hole 1111 is blocked by the overflowing is further reduced, and the ignition success rate is effectively improved.

In order to prevent the overflowing liquid from flowing into the ignition hole 1111 and blocking the ignition hole 1111 in the present embodiment, the fire lid body 1 is partially inwardly retracted along the radial direction of the fire lid body 1 on the first wall surface 111 where the ignition hole 1111 is located. In order to further prevent the overflowing liquid from flowing into the ignition hole 1111 along the edge of the waterproof platform 2 and blocking the ignition hole 1111 in the case of a large overflowing liquid, it is preferable that the width of the first wall surface 111 extending along the circumferential direction of the fire cover body 1 is smaller than the width of the waterproof platform 2 extending along the circumferential direction of the fire cover body 1, and for this reason, the width of the first wall surface 111 extending along the circumferential direction of the fire cover body 1 is "narrow" in the waterproof platform 2 to prevent the overflowing liquid from flowing into the ignition hole 1111. The fire lid body 1 further includes an inner annular wall 13 spaced apart from the outer annular wall 11, the inner annular wall 13 defines a central cavity 131, the top wall 12 has a hollow portion 121 communicating with the central cavity 131, and the hollow portion 121 has the mesh type lid body 3 covering the hollow portion. Due to the arrangement of the inner ring wall 13, a central cavity 131 and a peripheral cavity 110 which have independent central fire and peripheral fire are formed between the inner ring wall 13 and the outer ring wall 11 of the fire cover body 1 and between the inner ring wall 13 and the outer ring wall 11, so that the combustion efficiency of the gas stove can be obviously improved, and meanwhile, the fire resistance of the mesh type fire cover corresponding to the central fire is smaller, so that the fire power of the central fire can be increased. Further, in order to avoid the clogging of the mesh-type fire lid by the spilled liquid, a convex wall 1211 is formed by extending upward the periphery of the top wall 12 adjacent to the hollow portion 121, and the convex wall 1211 constitutes a waterproof ring of the mesh-type lid 3. Meanwhile, in order to realize the function of containing the overflowing liquid of the top wall 12 of the fire cap body 1, it is preferable that the convex wall 1211 forms the liquid storage area 4 together with the outer periphery of the top wall 12, the convex wall 1211 has a first flow guide portion 1212 gradually extending toward the liquid storage area 4 from top to bottom, and the first flow guide portion 1212 is communicated with the groove 21. Meanwhile, the first flow guiding portion 1212 of the protruding wall 1211 extends toward the liquid storing region 4, so that the overflowing liquid can be guided into the liquid storing region 4 by the first flow guiding portion 1212 when flowing toward the mesh-type cover 3. In order to avoid the situation that the ignition hole 1111 is still possibly blocked by the overflowing liquid flowing into the waterproof platform 2, the upper surface of the groove 21 of the waterproof platform 2 is at least partially provided with a second flow guiding part 211 gradually extending towards the liquid storage area 4 from top to bottom, meanwhile, the waterproof platform 2 is also provided with a third flow guiding part 22 and a fourth flow guiding part 23 extending along the circumferential direction of the fire cover body 1, and the third flow guiding part 22 and the fourth flow guiding part 23 both gradually extend towards the top wall 12 from top to bottom. Once the overflowing liquid is directed to the waterproof platform 2, the overflowing liquid can be guided into the liquid storage region 4 by the second guiding portion 211, or guided to the top wall 12 through the third guiding portion 22 and the fourth guiding portion 23, and then the overflowing liquid can be guided into the liquid storage region 4, so that the ignition hole 1111 is protected in a triple manner.

Finally, the outer annular wall 11 and the inner annular wall 13 of the fire cover body 1 together define a peripheral cavity 110, the outer annular wall 11 of the fire cover body 1 is circumferentially provided with at least two fire outlets 112 communicating with the peripheral cavity 110, wherein the outer annular wall 11 further comprises a flame stabilizing groove 14 circumferentially provided along the outer annular wall 11 of the fire cover body 1, the outer annular wall 11 is also provided with a flame stabilizing hole 15 intersecting with the flame stabilizing groove 14, and the flame stabilizing groove 14, the flame stabilizing hole 15 and the fire outlets 112 are in fluid communication with each other, so as to realize better flame stabilizing performance of the fire cover body 1. And the outer peripheral edge of the top wall 12 of the fire cover body 1 also extends outwards along the radial direction to form a flange 120, the flange 120 forms a waterproof brim of the fire outlet 112, in order to lead out the overflowing liquid in the liquid storage area 4 in time, the waterproof brim is provided with a gap 1201 arranged at an interval with the waterproof platform 2, the gap 1201 is communicated with the liquid storage area 4, and the overflowing liquid in the liquid storage area 4 can be led out through the gap 1201. Certainly, the waterproof platform 2 can correspond to only the ignition hole 1111 and also correspond to the fire protection hole corresponding to the thermocouple, and the gas stove cannot maintain flame when the blocked fire hole corresponds to the vicinity of the thermocouple (or the ion induction needle with the same function), so that the waterproof platform 2 also plays a corresponding role in protecting the fire protection hole.

Claims

1. The utility model provides a combustor fire lid, includes fire lid body (1), fire lid body (1) is including outer rampart (11) and roof (12), at least one ignition hole (1111) have been seted up corresponding ignition needle's first wall (111) to outer rampart (11) of fire lid body (1), the position that first wall (111) or roof (12) of fire lid body (1) are close to ignition hole (1111) has along waterproof platform (2) of the radial direction of fire lid body (1) outside extension, its characterized in that: the surface of the waterproof platform (2) is at least partially recessed downwards to form a groove (21) for buffering overflowing liquid.

2. The burner fire cover of claim 1, wherein: the fire cover body (1) is locally retracted inwards along the radial direction of the fire cover body (1) on the first wall surface (111) where the ignition hole (1111) is located.

3. The burner fire cover of claim 2, wherein: the width of the first wall surface (111) extending along the circumferential direction of the fire cover body (1) is smaller than the width of the waterproof platform (2) extending along the circumferential direction of the fire cover body (1).

4. The burner fire cover of claim 3, wherein: the fire cover body (1) further comprises an inner ring wall (13) arranged at an interval with the outer ring wall (11), a central cavity (131) is surrounded by the inner ring wall (13), the top wall (12) is provided with a hollow part (121) communicated with the central cavity (131), and the hollow part (121) is provided with a mesh type cover body (3) covering the hollow part.

5. The burner fire cover of claim 4, wherein: the periphery of the top wall (12) adjacent to the hollow part (121) extends upwards to form a convex wall (1211), and the convex wall (1211) forms a waterproof ring of the mesh type cover body (3).

6. The burner fire cover of claim 5, wherein: the convex wall (1211) and the outer periphery of the top wall (12) form a liquid storage area (4), the convex wall (1211) is provided with a first flow guide part (1212) gradually extending towards the liquid storage area (4) from top to bottom, and the first flow guide part (1212) is communicated with the groove (21).

7. The burner fire cover of claim 6, wherein: the upper surface of the groove (21) of the waterproof platform (2) is at least partially provided with a second flow guide part (211) which gradually extends towards the liquid storage area (4) from top to bottom.

8. The burner fire cover of claim 7, wherein: the waterproof platform (2) is further provided with a third flow guide part (22) and a fourth flow guide part (23) which extend along the circumferential direction of the fire cover body (1), and the third flow guide part (22) and the fourth flow guide part (23) gradually extend towards the top wall (12) from top to bottom.

9. The burner fire cover of claim 8, wherein: the fire cover comprises a fire cover body (1), an inner ring wall (13), an outer ring wall (11), at least two fire holes (112) communicated with the outer ring wall (11), a flange (120) and a waterproof brim, wherein the outer ring wall (13) and the outer ring wall (11) jointly enclose to form a peripheral cavity (110), the outer ring wall (11) of the fire cover body (1) is circumferentially provided with the at least two fire holes (112), the at least two fire holes are communicated with the peripheral cavity (110), the outer periphery of a top wall (12) of the fire cover body (1) radially and outwards.

10. The burner fire cover of claim 9, wherein: the waterproof eaves are provided with notches (1201) which are arranged at intervals with the waterproof platform (2), and the notches (1201) are communicated with the liquid storage area (4).