CN220287437U - Fire cover and gas stove - Google Patents

Abstract

The utility model relates to the technical field of gas stoves, and discloses a fire cover and a gas stove. The fire cover comprises a fire cover body, an inner ring, an isolation ring and an outer ring, wherein the inner ring, the isolation ring and the outer ring are integrally arranged with the fire cover body, and the inner ring, the isolation ring and the outer ring are sequentially arranged on the inner side of the fire cover body in a sleeving manner from inside to outside; a center hole is formed in the part, located on the inner side of the inner ring, of the fire cover body, an inner gas channel is defined by the inner ring and the isolation ring, and inner fire holes communicating with the center hole and the inner gas channel are formed in the inner ring; an ignition groove protruding towards the isolation ring is further formed in the inner ring, at least part of the fire cover body extends out of the ignition groove to form a wind blocking face, a wind blocking part is defined by the ignition groove and the wind blocking face and used for containing an ignition needle, and inner fire holes are formed in the side wall of the ignition groove; and an outer gas channel is arranged between the isolation ring and the outer ring, and outer fire holes communicating with the outer gas channel and the exterior are formed in the outer ring. By means of the fire cover and the gas stove, influences of external factors on ignition are effectively reduced, the ignition requirement is reduced, and the ignition success rate is increased.

Description

Fire cover and gas stove

Technical Field

The utility model relates to the technical field of gas cookers, in particular to a fire cover and a gas cooker.

Background

Currently, gas cookers have been widely used for cooking and heating. In general, a gas cooker includes a burner by which outwardly injected gas is ignited to form flames for cooking and heating. Specifically, the fire cover of the burner is provided with a fire hole, the fuel gas can be sprayed outwards from the fire hole, and the fuel gas is burnt to form flame after being ignited.

In the prior art, most of fire covers are of split structures, and are combined by an inner ring fire cover and an outer ring fire cover, so that the structure is complex, and the cost is high due to a plurality of processing procedures. Meanwhile, the ignition needle is usually positioned between the inner ring fire cover and the outer ring fire cover, and the requirement on the ignition environment is high.

Therefore, there is a need for a fire cover and a gas stove to solve the above problems.

Disclosure of Invention

One of the technical problems to be solved by the utility model is to provide a fire cover which can effectively solve the problems of complex structure and high ignition requirement, and has simpler structure and more stable ignition.

The second technical problem to be solved by the utility model is to provide a gas stove which can effectively solve the problems of more parts and high cost and has better economy.

The first technical problem is solved by the following technical scheme:

a fire cover comprising:

a fire cover body;

the inner ring, the isolating ring and the outer ring are all integrally arranged with the fire cover body and are sequentially sleeved on the inner side of the fire cover body from inside to outside; the inner ring is provided with an inner fire hole communicated with the central hole and the inner gas channel; the inner ring is also provided with an ignition groove protruding towards the isolating ring, the fire cover body at least partially extends out of the ignition groove to form a wind shielding surface, the ignition groove and the wind shielding surface are enclosed to form a wind shielding part, the wind shielding part is used for accommodating an ignition needle, and the side walls of the ignition groove are provided with the inner fire holes;

an outer gas channel is arranged between the isolating ring and the outer ring, and an outer fire hole which is communicated with the outer gas channel and the outside is arranged on the outer ring.

Compared with the background technology, the fire cover has the beneficial effects that:

according to the utility model, the inner ring, the isolating ring and the outer ring are integrally arranged with the fire cover body, so that the number of parts of the fire cover is effectively reduced, the structure of the fire cover is further simplified, and the cost of the fire cover is reduced. Wherein, the inner ring is protruding to be equipped with the ignition groove that is used for holding the ignition needle towards the isolating ring, through setting up the ignition groove for the ignition needle can be located the ignition inslot and fires. Meanwhile, the ignition groove is formed by at least partially extending the fire cover body so as to form a wind shielding surface, the ignition groove and the wind shielding surface can form a wind shielding part, the wind shielding part is arranged to form a wind shielding structure with multiple surfaces, the influence of external factors on ignition is effectively reduced, the ignition requirement is reduced, and the ignition success rate is improved. Meanwhile, a central hole is formed in the fire cover body corresponding to the inner ring, and an ignition needle is arranged in the ignition groove from the central hole; an internal combustion gas channel is arranged between the inner ring and the isolating ring, and an internal fire hole which is communicated with the central hole and the internal combustion gas channel is arranged on the side wall of the inner ring, so that the fuel gas of the internal combustion gas channel can be ejected and combusted through the internal fire hole to form an inner ring flame; particularly, the side walls of the ignition grooves are provided with inner fire holes, so that the contact between fuel gas and an ignition needle can be improved, and the ignition reliability is improved. Similarly, an outer gas channel is arranged between the isolating ring and the outer ring, and the outer ring is provided with an outer fire hole communicated with the outer gas channel and the outside, so that the gas of the outer gas channel can be ejected and combusted through the outer fire hole to form outer ring flame.

In one embodiment, the inner ring is provided with a detection groove for accommodating the thermocouple, the detection groove is opposite to the ignition groove, and the side walls of the detection groove are provided with the inner fire holes.

In one embodiment, the fire cover body is provided with a firing trough communicating the internal gas passage, the external gas passage and the outside, and one end of the firing trough extends to the firing trough.

In one embodiment, the inner side of the fire cover body is further provided with at least two positioning holes.

In one embodiment, two of the positioning holes are provided in the outer gas passage.

In one embodiment, the inner ring and the isolating ring are coaxially arranged, the isolating ring is provided with a first avoiding groove protruding towards the outer ring, and the first avoiding groove is covered on the outer side of the ignition groove.

In one embodiment, the outer fire hole comprises a small hole and a large hole, the diameter of the large hole is larger than that of the small hole, and the large hole and the small hole are uniformly arranged at intervals along the circumferential direction of the outer ring.

The second technical problem is solved by the following technical scheme:

the gas stove comprises a stove head main body and the fire cover arranged on the stove head main body according to any scheme, wherein the inner side of the fire cover main body is buckled on the stove head main body, the gas stove is further provided with an ignition needle, and the end part of the ignition needle is arranged on the wind shielding part.

Compared with the background technology, the gas stove has the beneficial effects that:

the gas stove is provided with the fire cover, and the fire cover is integrally arranged, so that the number of parts is effectively reduced, the cost is reduced, and the economy of the gas stove is effectively improved. Simultaneously, the fire cover is used for containing the wind shielding part at the end part of the ignition needle, so that the wind resistance of the ignition needle is effectively improved, the success rate of ignition is further improved, and the use experience of a user is further better.

In one embodiment, the burner main body is provided with a first convex ring, a second convex ring and a third convex ring which are sequentially arranged from inside to outside, the first convex ring is abutted with the inner ring, the second convex ring is abutted with the isolating ring, and the third convex ring is abutted with the outer ring.

In one embodiment, the gas range is provided with at least two gas nozzles, at least one of the gas nozzles being in communication with the inner gas passage and at least one of the gas nozzles being in communication with the outer gas passage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.

FIG. 1 is a schematic view of a fire cover provided in an embodiment of the utility model;

FIG. 2 is a bottom view of a fire cover provided in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view of a burner body of a gas stove according to an embodiment of the present utility model;

fig. 4 is an exploded schematic view of a gas range according to an embodiment of the present utility model.

Description of the reference numerals:

100. a fire cover body; 110. a central bore; 120. an internal combustion gas passage; 130. an outer gas passage; 140. a igniting groove; 150. positioning holes; 160. a wind shielding surface;

210. an inner ring; 211. an inner fire hole; 212. an ignition groove; 213. a detection groove; 220. a spacer ring; 221. a first avoidance groove; 222. a second avoidance groove; 230. an outer ring; 231. an outer fire hole; 2311. a small hole; 2312. a large hole;

310. a burner main body; 311. a first collar; 312. a second convex ring; 313. a third convex ring; 314. positioning columns; 320. an ignition needle; 330. a gas nozzle; 340. a thermocouple; 350. a burner base; 360. a burner bottom cover; 370. a furnace frame.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be understood that the directions or positional relationships indicated by the terms "center", "upper", "lower", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

As shown in fig. 1 and 2, the present embodiment provides a fire cover, which includes a fire cover body 100, and an inner ring 210, a spacer ring 220 and an outer ring 230, which are integrally provided with the fire cover body 100, wherein the inner ring 210, the spacer ring 220 and the outer ring 230 are sequentially sleeved on the inner side of the fire cover body 100 from inside to outside; the part of the fire cover body 100 located inside the inner ring 210 is provided with a central hole 110, the inner ring 210 and the isolating ring 220 are surrounded to form an internal combustion gas channel 120, and the inner ring 210 is provided with an internal fire hole 211 which is communicated with the central hole 110 and the internal combustion gas channel 120; the inner ring 210 is further provided with an ignition groove 212 protruding towards the isolating ring 220, the fire cover body 100 at least partially extends out of the ignition groove 212 to form a wind shielding surface 160, the ignition groove 212 and the wind shielding surface 160 are surrounded to form a wind shielding part, the wind shielding part is used for accommodating an ignition needle 320, and the side walls of the ignition groove 212 are provided with inner fire holes 211; an outer gas passage 130 is provided between the spacer ring 220 and the outer ring 230, and the outer ring 230 is provided with an outer flame hole 231 communicating the outer gas passage 130 with the outside.

Through setting up inner ring 210, isolating ring 220 and outer ring 230 with fire lid body 100 an organic whole, reduce the part quantity of fire lid effectively, and then simplified the structure of fire lid, reduced the cost of fire lid. Wherein, the inner ring 210 is provided with an ignition groove 212 protruding towards the isolating ring 220 for accommodating the ignition needle 320, and the ignition needle 320 can be positioned in the ignition groove 212 for ignition by arranging the ignition groove 212; meanwhile, the ignition groove 212 is at least partially extended out of the fire cover body 100 to form the wind shielding surface 160, so that the ignition groove 212 and the wind shielding surface 160 can enclose a wind shielding part, and the wind shielding part forms a multi-surface covered wind shielding structure, thereby effectively reducing the influence of external factors on ignition, reducing the ignition requirement and improving the ignition success rate. Meanwhile, the fire cover body 100 is provided with a central hole 110 corresponding to the inner ring 210, and the ignition needle 320 is mounted on the ignition slot 212 from the central hole 110; an inner gas passage 120 is arranged between the inner ring 210 and the isolating ring 220, and an inner fire hole 211 which is communicated with the central hole 110 and the inner gas passage 120 is arranged on the side wall of the inner ring 210, so that the fuel gas of the inner gas passage 120 can be ejected and combusted through the inner fire hole 211 to form inner ring flames; particularly, the inner fire holes 211 are formed on the side walls of the ignition groove 212, so that the contact between fuel gas and the ignition needle 320 can be improved, and the ignition reliability can be improved. Similarly, an outer gas channel 130 is disposed between the spacer ring 220 and the outer ring 230, and the outer ring 230 is provided with an outer fire hole 231 communicating the outer gas channel 130 with the outside, so that the fuel gas of the outer gas channel 130 can be ejected and combusted through the outer fire hole 231 to form outer ring flame.

Specifically, the fire cover body 100 is provided with a firing trough 140 communicating the inner gas passage 120, the outer gas passage 130, and the outside, and one end of the firing trough 140 extends to the firing trough 212. The ignition groove 140 is provided in the fire cover body 100, so that the inner ring flame is ignited and the gas emitted to the outside through the outer fire hole 231 is ignited, and the outer ring flame is formed. It will be appreciated that the inner and outer flames may effectively improve cooking efficiency. In other embodiments, the pilot groove 140 may not be provided, and the outer ring flame may be formed by additionally providing the ignition needle 320.

In this embodiment, the inner ring 210 is provided with the detecting groove 213, the detecting groove 213 is used for accommodating the thermocouple 340, and by setting the detecting groove 213 for accommodating the thermocouple 340, the influence of external factors on the thermocouple 340 can be effectively reduced, so that the occurrence of misjudgment of the thermocouple 340 is reduced, and the reliability of the gas stove is ensured. Similarly, at least part of the fire cover body 100 also extends out of the detection groove 213 and forms a wind shielding surface 160, so that the detection groove 213 and the wind shielding surface 160 can enclose a wind shielding part, and the arrangement of the wind shielding part also forms a wind shielding structure covered by multiple surfaces, thereby effectively reducing misjudgment of the thermocouple 340. Meanwhile, the detection groove 213 is disposed opposite to the ignition groove 212, for reducing the influence of the ignition needle 320 on the thermocouple 340. In addition, the inner fire holes 211 are formed on the side walls of the detection grooves 213, so that the uniformity of the fuel gas entering the central hole 110 from the inner fuel gas channel 120 can be ensured, and the uniformity of the inner ring flame can be improved.

Optionally, the inner ring 210 and the spacer ring 220 are coaxially disposed, which is beneficial to ensuring that the width of the inner gas channel 120 is more uniform along the circumferential direction, so that the gas in the inner gas channel 120 can uniformly enter the central hole 110. Accordingly, in order to improve the width of the internal combustion gas channel 120 at the ignition slot 212, the spacer ring 220 is provided with a first avoidance slot 221 protruding towards the outer ring 230, the first avoidance slot 221 is covered on the outer side of the ignition slot 212, and by arranging the first avoidance slot 221, consistency of the width of the internal combustion gas channel 120 on the outer side of the ignition slot 212 and the width of the internal combustion gas channel 120 far away from the ignition slot 212 is guaranteed. Similarly, the spacer ring 220 is further provided with a second avoidance groove 222 protruding toward the outer ring 230, and the second avoidance groove 222 is covered on the outer side of the detection groove 213 and is used for improving consistency of the width of the internal combustion gas channel 120 on the outer side of the detection groove 213 and the width of the internal combustion gas channel 120 far away from the detection groove 213.

Further, the outer ring 230 and the spacer 220 are also coaxially disposed, so as to ensure uniformity of the width of the outer gas passage 130 along the circumferential direction, thereby improving uniformity of the outer ring flame. It should be noted that, because the diameter of the outer ring 230 is larger, the width of the outer gas channel 130 is larger than that of the inner gas channel 120, and because the influence of the first avoiding groove 221 and the second avoiding groove 222 on the width of the outer gas channel 130 is smaller, the outer ring 230 is circular as a whole; and is also beneficial to the overall aesthetic property of the fire cover.

Preferably, the inner side of the fire cover body 100 is further provided with at least two positioning holes 150. By providing the locating holes 150 for locating circumferentially during installation of the fire cover, the ignition slot 212 and the detection slot 213 of the fire cover can be correspondingly engaged with the thermocouple 340 of the ignition needle 320. Optionally, the fire cover body 100 is provided with a reinforcing rib, and the inner portion of the reinforcing rib is surrounded by the positioning hole 150.

Illustratively, two locating holes 150 are provided in the outer gas passage 130. By arranging the positioning holes 150 in the outer gas channel 130, the influence of the positioning holes 150 on the gas flow direction can be effectively reduced, and the uniformity of the inner ring flame and the outer ring flame is ensured.

Further, the outer flame holes 231 include small holes 2311 and large holes 2312, the diameter of the large holes 2312 is larger than that of the small holes 2311, and the large holes 2312 and the small holes 2311 are uniformly spaced along the circumference of the outer ring 230. The large holes 2312 and the small holes 2311 are uniformly arranged along the circumferential direction and are used for passing different amounts of fuel gas so as to have different flame sizes and forms. Illustratively, two small holes 2311 are disposed between two adjacent large holes 2312, although those skilled in the art may dispose large holes 2312 and small holes 2311 as desired, and are not specifically limited herein.

As shown in fig. 3 and 4, the present embodiment further discloses a gas stove, which includes a burner main body 310 and the fire cover according to any one of the above schemes provided on the burner main body 310, wherein the inner side of the fire cover body 100 is fastened to the burner main body 310. The gas range is also provided with an ignition needle 320, and an end of the ignition needle 320 is disposed at the wind shielding portion. According to the gas stove, the fire cover is integrally arranged, so that the number of parts is effectively reduced, the cost is reduced, and the economy of the gas stove is effectively improved. Simultaneously, the fire cover is used for containing the wind shielding part at the end part of the ignition needle 320, so that the wind resistance of the ignition needle 320 is effectively improved, the success rate of ignition is further improved, and the use experience of a user is further better.

Further, the gas cooker is also provided with a thermocouple 340 for shutting off the gas when the gas cooker is abnormally extinguished. Accordingly, the thermocouple 340 is disposed in the detection groove 213, so that adverse effects of the external environment on the detection of the thermocouple 340 can be effectively reduced.

Specifically, to mount the fire cover, the burner main body 310 is provided with a first convex ring 311, a second convex ring 312 and a third convex ring 313 which are sequentially arranged from inside to outside, and the inner side of the fire cover is arranged towards the burner main body 310, so that the first convex ring 311 is abutted with the inner ring 210, and the ignition needle 320 and the thermocouple 340 are respectively arranged in the ignition groove 212 and the detection groove 213 from the first convex ring 311; the second convex ring 312 abuts against the spacer ring 220, and the third convex ring 313 abuts against the outer ring 230, so as to form the inner gas channel 120 inside the spacer ring 220 and the outer gas channel 130 outside the spacer ring 220.

Preferably, the burner main body 310 is further provided with positioning posts 314 in one-to-one correspondence with the positioning holes 150, and the positioning posts 314 can be placed in the positioning holes 150 for positioning when the fire cover is installed. The positioning post 314 is disposed between the second collar 312 and the third collar 313.

In the present embodiment, the gas range is provided with at least two gas nozzles 330, wherein at least one gas nozzle 330 communicates with the internal combustion gas channel 120 for supplying gas to the internal combustion gas channel 120. At least one gas nozzle 330 communicates with the outer gas passage 130 for supplying gas to the outer gas passage 130. Preferably, since the area of the outer gas passage 130 is larger, two gas nozzles 330 for supplying gas to the outer gas passage 130 are provided.

Further, the gas stove is further provided with a burner base 350 and a burner bottom cover 360, the burner body is arranged above the burner base 350, and the burner bottom cover 360 is arranged below the burner base 350. The gas range is also provided with a stove frame 370, and the stove frame 370 is arranged on the stove head main body 310 and is used for supporting cookware.

In the specific content of the above embodiment, any combination of the technical features may be performed without contradiction, and for brevity of description, all possible combinations of the technical features are not described, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing detailed description of the embodiments presents only a few embodiments of the present utility model, which are described in some detail and are not intended to limit the scope of the present utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. Fire lid, its characterized in that includes:

a fire cover body (100);

the inner ring (210), the isolating ring (220) and the outer ring (230) are integrally arranged with the fire cover body (100) and are sequentially sleeved on the inner side of the fire cover body (100) from inside to outside; the part of the fire cover body (100) positioned at the inner side of the inner ring (210) is provided with a central hole (110), the inner ring (210) and the isolating ring (220) are surrounded to form an internal combustion gas channel (120), and the inner ring (210) is provided with an internal fire hole (211) communicated with the central hole (110) and the internal combustion gas channel (120); the inner ring (210) is further provided with an ignition groove (212) protruding towards the isolating ring (220), the ignition groove (212) is at least partially extended out of the fire cover body (100) to form a wind shielding surface (160), the ignition groove (212) and the wind shielding surface (160) are surrounded to form a wind shielding part, the wind shielding part is used for accommodating an ignition needle (320), and the side walls of the ignition groove (212) are provided with the inner fire holes (211);

an outer gas channel (130) is arranged between the isolating ring (220) and the outer ring (230), and the outer ring (230) is provided with an outer fire hole (231) communicated with the outer gas channel (130) and the outside.

2. Fire cover according to claim 1, characterized in that a detection groove (213) is arranged on the inner ring (210), the detection groove (213) is used for accommodating a thermocouple (340), the detection groove (213) is arranged opposite to the ignition groove (212), and the inner fire holes (211) are arranged on the side walls of the detection groove (213).

3. The fire cover according to claim 1, wherein the fire cover body (100) is provided with a firing trough (140) communicating the inner gas passage (120), the outer gas passage (130) and the outside, and one end of the firing trough (140) extends to the firing trough (212).

4. Fire cover according to claim 1, characterized in that the inner side of the fire cover body (100) is further provided with at least two positioning holes (150).

5. The fire cover according to claim 4, wherein two of said positioning holes (150) are provided in said outer gas passage (130).

6. The fire cover according to claim 1, wherein the inner ring (210) and the isolating ring (220) are coaxially arranged, the isolating ring (220) is provided with a first avoidance groove (221) protruding towards the outer ring (230), and the first avoidance groove (221) is covered outside the ignition groove (212).

7. The fire cover according to claim 1, wherein the outer fire hole (231) includes a small hole (2311) and a large hole (2312), the large hole (2312) having a diameter larger than that of the small hole (2311), and the large hole (2312) and the small hole (2311) are uniformly spaced along a circumferential direction of the outer ring (230).

8. The gas stove, characterized by comprising a stove head main body (310) and the fire cover according to any one of claims 1-7 arranged on the stove head main body (310), wherein the inner side of the fire cover body (100) is buckled on the stove head main body (310), the gas stove is further provided with an ignition needle (320), and the end part of the ignition needle (320) is arranged on the wind shielding part.

9. The gas stove according to claim 8, characterized in that the burner main body (310) is provided with a first convex ring (311), a second convex ring (312) and a third convex ring (313) which are sequentially arranged from inside to outside, the first convex ring (311) is abutted with the inner ring (210), the second convex ring (312) is abutted with the spacer ring (220), and the third convex ring (313) is abutted with the outer ring (230).

10. The gas range according to claim 8, characterized in that the gas range is provided with at least two gas nozzles (330), at least one of the gas nozzles (330) being in communication with the inner gas channel (120) and at least one of the gas nozzles (330) being in communication with the outer gas channel (130).