Central fire cover assembly, furnace end burner and gas stove

Abstract

The utility model discloses a central fire cover assembly, a burner burner and a gas stove, the central fire cover assembly comprises a top cover and a fire cover main body, the upper side of the top cover is provided with a plurality of first fire holes, and the peripheral side of the fire cover main body is annularly provided with a plurality of second fire holes; the top cover is detachably arranged on the upper side of the fire cover body, a center gas cavity is defined between the top cover and the fire cover body and communicated with the first fire hole and the second fire hole, a first positioning ring extending and protruding downwards is arranged on the lower side of the top cover, and a second positioning ring extending and protruding upwards is arranged on the upper side of the fire cover body. The first positioning ring and the second positioning ring are matched in a sleeved mode so as to limit the top cover to move relative to the fire cover body. According to the center fire cover assembly, the split type structure is adopted, machining difficulty can be reduced, machining and manufacturing are convenient, different top covers or fire cover bodies can be replaced according to needs, adaptability can be improved, and production and application are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas device technical field, especially a center fire cover subassembly, a furnace end burner and gas stove. BACKGROUND

[0002] The existing furnace end burner usually includes a center fire cover and an outer ring fire cover, and the existing center fire cover is usually of an integrated structure, and for the center fire cover with a more complex structure, its processing has certain difficulty, and after processing, the fire hole of the center fire cover is fixed in form, and when the center fire combustion needs to be changed, the whole center fire cover needs to be replaced, so the adaptability is poor and the production and application are inconvenient. SUMMARY

[0003] The utility model aims at solving one of the technical problems in the prior art at least, for this purpose, the utility model provides a center fire cover subassembly, which adopts a split structure, is convenient for processing and manufacturing, and can replace different top covers or fire cover bodies according to needs, so the adaptability is improved and the production and application are convenient.

[0004] The utility model further provides a furnace end burner with the center fire cover subassembly.

[0005] The utility model further provides a gas stove with the furnace end burner.

[0006] According to the first aspect embodiment of the utility model, the center fire cover subassembly includes a top cover and a fire cover body, the upper side of the top cover is provided with a plurality of first fire holes, the outer circumferential side of the fire cover body is annularly provided with a plurality of second fire holes, the top cover is detachably arranged on the upper side of the fire cover body and defines a center gas cavity with the fire cover body, the center gas cavity is communicated with the first fire hole and the second fire hole respectively, the lower side of the top cover is provided with a first positioning ring extending downward, the upper side of the fire cover body is provided with a second positioning ring extending upward, and the first positioning ring and the second positioning ring are sleeved and matched to limit the movement of the top cover relative to the fire cover body.

[0007] The center fire cover assembly has at least the following beneficial effects: the top cover and the fire cover body can be respectively machined during manufacturing, the split structure is adopted, the machining difficulty is reduced, and the machining and manufacturing of the center fire cover are facilitated; during installation, the top cover is arranged on the upper side of the fire cover body, the first positioning ring and the second positioning ring are sleeved and matched, the movement of the top cover relative to the fire cover body is limited, and the installation and matching between the two are realized; during use, the gas is input into the center cavity and can be output for combustion through the first fire hole and the second fire hole, when it is necessary to change the combustion condition of the center fire, different top covers or fire cover bodies can be replaced according to the requirement, the adaptability is improved, and production and application are facilitated.

[0008] According to some embodiments of the present application, the first fire hole is in a strip shape, a plurality of the first fire holes are distributed at intervals around the center of the top cover and are arranged in a spiral, so that the gas output between the plurality of first fire holes can form a vortex airflow.

[0009] According to some embodiments of the present application, the first fire hole is a cylindrical hole and is through from top to bottom.

[0010] According to some embodiments of the present application, the gas outlet end of the second fire hole is arranged to be inclined upward relative to the gas inlet end of the second fire hole.

[0011] According to some embodiments of the present application, the second fire hole is in a waist-shaped hole structure.

[0012] According to some embodiments of the present application, the top cover is provided with a first connecting hole, the fire cover body is correspondingly provided with a second connecting hole, a connecting piece is arranged between the top cover and the fire cover body, the connecting piece can be matched with the first connecting hole and the second connecting hole, so as to connect and fix the top cover and the fire cover body.

[0013] According to some embodiments of the present application, a separation part is arranged in the center cavity, the separation part separates the center cavity into a first cavity and a second cavity, the first fire hole is communicated with the first cavity, and the second fire hole is communicated with the second cavity.

[0014] According to some embodiments of the present application, an extended protruding outer extension is arranged on the outer periphery side of the fire cover body, and the outer extension is located above the gas outlet end of the second fire hole.

[0015] The furnace end burner according to the second aspect of the present application comprises the center fire cover assembly according to the first aspect of the present application.

[0016] The stove head burner according to the embodiment of the present invention has at least the following beneficial effects: by adopting the above-mentioned center fire cover assembly, when it is necessary to change the combustion condition of the center fire, different top covers or fire cover bodies can be replaced as needed, which is conducive to improving adaptability, and is convenient for processing and manufacturing, and is convenient for production and application.

[0017] The gas stove according to the embodiment of the third aspect of the present invention comprises the burner head according to the embodiment of the second aspect of the present invention.

[0018] The gas stove according to the embodiment of the present invention has at least the following beneficial effects: by adopting the above-mentioned burner head burner, the combustion conditions of the center fire can be changed by replacing different top covers or fire cover bodies to meet different usage requirements, improve adaptability, and facilitate processing and manufacturing, and facilitate production and application.

[0019] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0021] Figure 1 This is a structural schematic diagram of a first embodiment of a center fire cover assembly of the present invention;

[0022] Figure 2 for Figure 1 Schematic diagram of the exploded structure of the center fire cover assembly;

[0023] Figure 3 for Figure 1 A schematic cross-sectional view of the center fire cover assembly;

[0024] Figure 4 This is a structural schematic diagram of a second embodiment of the center fire cover assembly of the present invention;

[0025] Figure 5 for Figure 4 Schematic diagram of the cross-sectional structure of the center fire cover assembly.

[0026] Reference numerals:

[0027] Top cover 100, first fire hole 101, first connecting hole 102, first positioning ring 110;

[0028] The fire cover body 200, the second fire hole 201, the flame stabilizing hole 202, the flame stabilizing groove 203, the second connecting hole 204, the second positioning ring 210, and the extension part 220;

[0029] The center air cavity 300, the first air cavity 301, the second air cavity 302, the partition 310, the ring part 311, and the tube part 312. DETAILED DESCRIPTION

[0030] The embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used only for explaining the present application, and cannot be understood as a limitation of the present application.

[0031] In the description of the present application, it is understood that if the orientation description is involved, for example, the orientation or position relationship indicated by the upper, lower, front, rear, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application.

[0032] In the description of the present application, if the words such as several, greater than, less than, more than, above, below, and the like appear, the meaning of several is one or more, the meaning of more than two is more than two, greater than, less than, more than, and the like are understood as not including the number, above, below, and the like are understood as including the number.

[0033] If the first and the second are described, they are only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0034] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installing, connecting, etc. should be broadly understood, and the skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical solution.

[0035] Reference Figure 1 , Figure 2 and Figure 3A center fire cover assembly includes a top cover 100 and a fire cover body 200, the top cover 100 is provided with a plurality of first fire holes 101 on the upper side, the fire cover body 200 is provided with a plurality of second fire holes 201 around the outer periphery, the top cover 100 is detachably arranged on the upper side of the fire cover body 200 and defines a center gas cavity 300 with the fire cover body 200, the center gas cavity 300 is communicated with the first fire hole 101 and the second fire hole 201 respectively, the lower side of the top cover 100 is provided with a first positioning ring 110 extending downward, the upper side of the fire cover body 200 is provided with a second positioning ring 210 extending upward, the first positioning ring 110 and the second positioning ring 210 are sleeved and matched to limit the movement of the top cover 100 relative to the fire cover body 200.

[0036] As can be understood, as shown in Figure 1 、 Figure 2 and Figure 3 , the top cover 100 is provided with a plurality of first fire holes 101 on the upper side, the fire cover body 200 is provided with a plurality of second fire holes 201 around the outer periphery, the lower side of the top cover 100 is provided with a first positioning ring 110, and the upper side of the fire cover body 200 is provided with a second positioning ring 210. During manufacturing, the top cover 100 and the fire cover body 200 can be machined respectively, by adopting a split structure, which is beneficial to reduce the machining difficulty and facilitate the machining and manufacturing of the center fire cover; during installation, the top cover 100 is arranged on the upper side of the fire cover body 200, the first positioning ring 110 and the second positioning ring 210 are sleeved and matched, the first positioning ring 110 is arranged in the ring inner side of the second positioning ring 210, and the ring outer wall of the first positioning ring 110 is in contact with the ring inner wall of the second positioning ring 210, so as to limit the horizontal movement of the top cover 100 relative to the fire cover body 200 and realize the installation and cooperation between the two; during use, the gas is input into the center gas cavity 300 and can be output for combustion through the first fire hole 101 and the second fire hole 201 respectively, when it is needed to change the combustion condition of the center fire, different top covers 100 or fire cover bodies 200 can be replaced according to the needs, which is beneficial to improve the adaptability and facilitate production and application.

[0037] In actual application, the specific structure of the top cover 100 and the fire cover body 200 and the specific connection structure between the two can be set according to actual use needs, which will not be described in detail here and will be described in detail below.

[0038] In some embodiments, the first fire hole 101 is in a strip shape, a plurality of first fire holes 101 are arranged in a spiral around the center of the top cover 100 and are spaced apart, so that the gas output between the plurality of first fire holes 101 can form a vortex airflow.

[0039] As can be understood, as shown in Figure 1 、 Figure 2 and Figure 3As shown, the figure shows a first embodiment of the central fire cover assembly of the present invention, wherein the middle part of the upper side of the top cover 100 is recessed downward, and the first fire hole 101 on the top cover 100 is in the shape of an elongated strip, and multiple first fire holes 101 are distributed around the center of the top cover 100 and arranged in a spiral. When in use, the gas is output from the multiple first fire holes 101 and converges to form a vortex airflow, so that the flame forms a spiral when the gas burns, and has better self-stabilization ability.

[0040] In some embodiments, the first fire hole 101 is a cylindrical hole that is through-hole. Figure 4 and Figure 5 The figure shows a second embodiment of the center flame cover assembly of the present invention, wherein the first flame hole 101 is a cylindrical hole that is through-hole, allowing gas to be directly injected and output, thereby achieving a direct-injection combustion effect. In actual application, the specific shape, number, and distribution of the first flame holes 101 can be adjusted accordingly according to actual needs.

[0041] In some embodiments, the air outlet end of the second fire hole 201 is tilted upward relative to the air inlet end of the second fire hole 201. Figure 1 、 Figure 2 and Figure 3 As shown, the figure shows the first embodiment of the central fire cover assembly of the utility model, wherein the second fire hole 201 is arranged at an angle, and its air outlet end is inclined upward relative to the air inlet end, and the gas is ejected upward at an angle through the second fire hole 201, so that a combustion flame inclined upward is formed on the outer peripheral side of the fire cover body 200.

[0042] In some embodiments, the second fire hole 201 is a waist-shaped hole structure. Figure 4 and Figure 5 The figure shows a second embodiment of the central fire cover assembly of the present invention. The second fire holes 201 are waist-shaped, providing a larger ventilation area than circular holes. This increases the amount of gas output from the outer periphery of the fire cover body 200, thereby increasing the combustion heat and facilitating stir-fry cooking. In actual use, the specific shape, number, and distribution of the second fire holes 201 can be adjusted according to actual needs.

[0043] Further, refer to Figure 1 、 Figure 2 、 Figure 3 Figure 4 and Figure 5The outer peripheral side of the fire cover main body 200 is provided with a plurality of flame-stabilizing holes 202, the flame-stabilizing holes 202 are connected to the central air cavity 300 and a flame-stabilizing groove 203 is provided at the gas outlet end thereof. In the first embodiment, the flame-stabilizing groove 203 is connected to the gas outlet ends of the plurality of flame-stabilizing holes 202 and is located below the second fire hole 201, which is beneficial to assisting the combustion of the gas output by the second fire hole 201; in the second embodiment, the flame-stabilizing groove 203 is connected to the gas outlet ends of the plurality of flame-stabilizing holes 202 and is located between the first fire hole 101 and the second fire hole 201, which is beneficial to assisting the combustion of the gas output by the first fire hole 101 and the second fire hole 201, thereby achieving the effect of flame stabilization.

[0044] In some embodiments, the top cover 100 is provided with a first connecting hole 102, and the fire cover body 200 is correspondingly provided with a second connecting hole 204. A connecting piece is provided between the top cover 100 and the fire cover body 200, and the connecting piece can cooperate with the first connecting hole 102 and the second connecting hole 204 to connect and fix the top cover 100 and the fire cover body 200.

[0045] It is understandable that if Figure 2 and Figure 3 As shown, the opening of the first connecting hole 102 faces downward, and the second connecting hole 204 is through-through. When making a connection, the connecting member can be a threaded member, such as a bolt, a stud, etc., which are respectively threadedly matched with the first connecting hole 102 and the second connecting hole 204 to limit the rotation and up and down movement of the top cover 100 relative to the fire cover body 200, so as to achieve the connection and fixation of the top cover 100 and the fire cover body 200. In actual application, in addition to the above structure, the connecting member can also be a pin, which is respectively matched with the axial holes of the first connecting hole 102 and the second connecting hole 204; or, by providing mutually matching threads on the outer side of the first positioning ring 110 and the inner side of the second positioning ring 210, the top cover 100 and the fire cover body 200 are screwed together and fixed by using the threads. The specific setting can be made according to actual use needs.

[0046] In some embodiments, a partition 310 is provided in the central air cavity 300 , which divides the central air cavity 300 into a first air cavity 301 and a second air cavity 302 . The first fire hole 101 is connected to the first air cavity 301 , and the second fire hole 201 is connected to the second air cavity 302 .

[0047] It is understandable that if Figure 2 、 Figure 3 and Figure 5As shown, the center gas cavity 300 is provided with a partition 310, the center gas cavity 300 is divided into a first gas cavity 301 and a second gas cavity 302 by the partition 310, the first fire hole 101 communicates with the first gas cavity 301, the second fire hole 201 communicates with the second gas cavity 302, and the gas supply of the first gas cavity 301 and the second gas cavity 302 can be controlled respectively during use, so that the control of the top flame or the peripheral side flame of the center fire cover assembly can be realized, so as to adapt to different combustion heating needs.

[0048] Further, referring to Figure 2 , Figure 3 and Figure 5 , the partition 310 includes a ring part 311 and a pipe part 312, the ring part 311 divides the center gas cavity 300 into two parts, the pipe part 312 divides the lower part of the center gas cavity 300 into two parts, the upper end of the pipe part 312 is butted with the ring part 311 to divide the first gas cavity 301 and the second gas cavity 302, and the butt joint part between the ring part 311 and the pipe part 312 is a curved surface structure, which is beneficial to increase the space of the first gas cavity 301 and guide the gas to diffuse after entering the upper part of the first gas cavity 301, and is beneficial to the uniform output of the gas and convenient use.

[0049] In actual application, the partition 310 can be arranged on the fire cover main body 200 or the top cover 100, or the partition 310 is detachable relative to the fire cover main body 200 and the top cover 100, and the specific structure, arrangement position and the like of the partition 310 can be changed according to actual use needs.

[0050] In some embodiments, the outer periphery of the fire cover main body 200 is provided with an outwardly extending protruding outer extension 220, and the outer extension 220 is located above the gas outlet end of the second fire hole 201.

[0051] As shown in Figures 1 to 5 , in the first embodiment and the second embodiment, the outer periphery of the fire cover main body 200 is provided with an outwardly extending protruding outer extension 220, and the outer extension 220 is located above the gas outlet end of the second fire hole 201 to form a shed-like shielding structure, which can reduce the possibility of water droplets falling from above into the second fire hole 201, and is beneficial to avoiding water accumulation in the burner and convenient use. In actual application, the specific structure of the outer extension 220 can be changed according to actual use needs.

[0052] The furnace burner according to the second aspect embodiment of the present application comprises the center fire cover assembly according to the first aspect embodiment of the present application.

[0053] The burner of the stove head according to the embodiment of the present application is capable of changing the combustion condition of the central fire by replacing the different top cover 100 or the fire cover body 200, thereby meeting different use requirements, improving the adaptability, and facilitating the processing and manufacturing and the production and application.

[0054] Since other configurations of the burner of the stove head according to the embodiment of the present application are known to those skilled in the art, they are not described in detail here.

[0055] The gas stove according to the third aspect embodiment of the present application comprises the burner of the stove head according to the second aspect embodiment of the present application.

[0056] The gas stove according to the embodiment of the present application is capable of changing the combustion condition of the central fire by replacing the different top cover 100 or the fire cover body 200, thereby meeting different use requirements, improving the adaptability, and facilitating the processing and manufacturing and the production and application.

[0057] Since other configurations of the gas stove according to the embodiment of the present application are known to those skilled in the art, they are not described in detail here.

[0058] The above describes the embodiments of the present application in detail in combination with the drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present application.

Claims

1. A center burner cap assembly, comprising: The application relates to a central fire cover assembly. The top cover is provided with a plurality of first fire holes on the upper side. The fire cover body is provided with a plurality of second fire holes on the outer periphery side, the top cover is detachably arranged on the upper side of the fire cover body and is limited with the fire cover body to form a central air cavity, the central air cavity is communicated with the first fire holes and the second fire holes respectively, the lower side of the top cover is provided with a first positioning ring which extends downwards, the upper side of the fire cover body is provided with a second positioning ring which extends upwards, the first positioning ring and the second positioning ring are sleeved and matched to limit the movement of the top cover relative to the fire cover body.

2. The center fire primer cover assembly of claim 1, wherein, The first fire hole is in the shape of a long strip, a plurality of the first fire holes are distributed at intervals around the center of the top cover and are spirally arranged, so that the gas output from the plurality of first fire holes can form a vortex air flow.

3. The center fire primer cover assembly of claim 1, wherein, The first fire hole is a cylindrical hole and is penetrated from top to bottom.

4. The center fire primer cover assembly of claim 1, wherein, The gas outlet end of the second fire hole is arranged to be inclined upwards relative to the gas inlet end of the second fire hole.

5. The center fire primer cover assembly of claim 1, wherein, The second fire hole is in the shape of a waist hole structure.

6. The center fire primer cover assembly of claim 1, wherein, The top cover is provided with a first connecting hole, the fire cover body is correspondingly provided with a second connecting hole, a connecting piece is arranged between the top cover and the fire cover body, the connecting piece can be matched with the first connecting hole and the second connecting hole to connect and fix the top cover and the fire cover body.

7. The center fire primer cover assembly of claim 1, wherein, A separation part is arranged in the central air cavity, the separation part separates the central air cavity into a first air cavity and a second air cavity, the first fire hole is communicated with the first air cavity, and the second fire hole is communicated with the second air cavity.

8. The center fire primer cover assembly of claim 1, wherein, The outer periphery side of the fire cover body is provided with an extended outer extension part, and the outer extension part is located above the gas outlet end of the second fire hole.

9. A burner tip, comprising: The application relates to a central fire cover assembly.

10. A gas hob, characterized in that The application relates to a central fire cover assembly. The application relates to a central fire cover assembly.

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