CN214406171U - Pot support, combustor and gas-cooker - Google Patents

Abstract

The utility model discloses a pot support, combustor and gas-cooker relates to combustor technical field, and this pot support includes: the energy-gathering disc is annular; the support part is arranged on the energy-gathering plate and is used for supporting the cooker; and the plurality of heat regeneration fins are arranged on the bottom surface of the energy gathering disc and are arranged at intervals along the circumferential direction, and a secondary air heat regeneration channel is formed between any two heat regeneration fins. An intermediate reinforcing fin can be connected between any two adjacent regenerative fins. The energy gathering plate can comprise a first energy gathering plate and a second energy gathering plate which are concentric and arranged up and down, the bottom surface of the first energy gathering plate and the top surface of the second energy gathering plate define a heat insulation cavity together, a plurality of support legs are arranged on the top surface of the first energy gathering plate, and a plurality of heat return fins are arranged on the bottom surface of the second energy gathering plate. The utility model discloses a pot support, combustor and gas-cooker can effectively improve the thermal efficiency of combustor.

Description

Pot support, combustor and gas-cooker

Technical Field

The utility model relates to a combustor technical field specifically, relates to a pot support, combustor and gas-cooker.

Background

The household gas cooker is a kitchen utensil which directly burns and heats gas fuels such as liquefied petroleum gas, artificial gas, natural gas and the like. The gas stove adopts a direct heating mode, namely combustion is carried out in open air, a large amount of heat is dissipated to the external environment, partial flame radiation is also lost, and the heat efficiency of the gas stove is low.

Disclosure of Invention

The utility model aims at providing a novel pot support, combustor and gas-cooker, this pot support, combustor and gas-cooker can effectively improve the thermal efficiency of combustor.

In order to achieve the above object, the utility model provides a pot support, this pot support includes:

the energy-gathering disc is annular;

the support part is arranged on the energy-gathering plate and is used for supporting the cooker; and

the heat recovery fins are arranged on the bottom surface of the energy collection disc and are arranged at intervals along the circumferential direction, and a secondary air heat recovery channel is formed between any two heat recovery fins.

In some embodiments, an intermediate reinforcing fin may be connected between any two adjacent recuperative fins.

In some embodiments, the intermediate reinforcing fin may be T-shaped and include a fin plate and a web plate, both ends of the fin plate are respectively connected to the adjacent heat recovery fins, and the web plate extends downward and has a height of a bottom edge higher than that of the heat recovery fins.

In some embodiments, the plurality of recuperative fins can be planar sheets and each extend radially.

In some embodiments, the plurality of recuperative fins can each be in the shape of a serpentine sheet and arranged in a vortex.

In some embodiments, the standoff portion may include a plurality of standoff legs disposed on the disk top surface of the energy concentrating disk and arranged at circumferentially spaced intervals.

In some embodiments, the energy concentrating discs may include a first energy concentrating disc and a second energy concentrating disc arranged concentrically and above one another, a disc bottom surface of the first energy concentrating disc and a disc top surface of the second energy concentrating disc together defining a thermal insulation chamber, the plurality of support legs are disposed on the disc top surface of the first energy concentrating disc, and the plurality of heat return fins are disposed on the disc bottom surface of the second energy concentrating disc.

In some embodiments, the annular disc wall of the first energy concentrating disc is formed with an annular lower groove.

In some embodiments, the tray bottom surface of the second pan extends downwardly with a plurality of support feet.

Correspondingly, the application also provides a combustor, and the combustor comprises the pot support.

In addition, the invention also provides a combustion stove which comprises the combustor.

The utility model discloses a pot support includes support portion, a plurality of backheat fin and is annular and gathers can the dish, and support portion sets up and is gathering on can gathering the dish and be used for the shore pan, is annular and gathers can to set and can separate high temperature flame and external environment, reduces external air current to the influence of flame and the thermal loss of burning to improve the whole thermal efficiency of combustor. Gather the dish bottom surface of dish and be equipped with a plurality of backheat fins of arranging along circumference interval, be formed with the secondary air and return the hot passageway between arbitrary two backheat fins, because be formed with the inlet channel of combustion area between pot support and the panel, a plurality of backheat fins along circumference interval arrangement separate into a plurality of secondary air with this inlet channel and return the hot passageway, secondary air can be heated by backheat fin when passing through the secondary air and return the hot passageway, thereby the realization preheats secondary air, and then the heat on the fin that will return is brought back to in the combustion area with the improvement system thermal efficiency.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of a pot support according to an embodiment of the present invention;

FIG. 2 is a schematic structural view from another perspective of the pot support of FIG. 1;

FIG. 3 is a cross-sectional view of the wok support of FIG. 1;

fig. 4 is an exploded view of a pot support according to another embodiment of the present invention, wherein a middle reinforcing fin is connected between any two adjacent heat recovery fins.

Description of the reference numerals

400 pot support 401 gathers can dish

4011 first energy concentrating disk 40111 annular lower groove

4012 second energy concentrating disk 402 spider foot

403 middle reinforcing fin of heat regenerative fin 404

4041 wing plate piece 4042 web piece

405 support feet 406 secondary air regenerative channel

407 insulating cavity

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

The pot support 400 and the burner according to the present invention, which can effectively improve the thermal efficiency of the burner, will be described with reference to the accompanying drawings.

With the ever-increasing standard of living, people are constantly pursuing higher quality food quality and cooking experience. However, the traditional burner has low thermal efficiency, and affects the cooking effect of food materials and the cooking experience of users. Accordingly, there is a need for improvements in combustors.

In order to effectively improve the thermal efficiency of the burner, the inventor of the present application provides a pot support 400, and the pot support 400 includes an annular energy collecting disc 401, a support portion, and a plurality of heat recovery fins 403. The support part is arranged on the energy-gathering disc and used for supporting the cookware, the annular energy-gathering disc 401 can separate high-temperature flame from the external environment, the influence of external low-temperature airflow on the flame and the loss of combustion heat are reduced, and meanwhile, hot gas can stay on the heat exchange surface at the bottom of the cookware for a longer time, so that the heat exchange efficiency is improved, and the overall heat efficiency of the combustor is improved. Because the intake passage of the combustion area is formed between the pan support 400 and the panel, a plurality of backheating fins 403 are arranged on the pan bottom surface of the energy collecting pan 401 and are arranged at intervals along the circumferential direction, a secondary air backheating passage 406 is formed between any two backheating fins 403, and secondary air can be heated by the backheating fins when passing through the secondary air backheating passage 406, so that the secondary air is preheated, and then the heat on the backheating fins is brought back to the combustion area to improve the heat efficiency of the system.

Specifically, as shown in fig. 1 and 2, the energy collecting disc 401 is in a circular ring cover shape, and a circular central combustion through hole is arranged at the central part; the energy gathering disc 401 can also be in a rectangular ring cover shape or other shapes, and the central combustion through hole can also be a square hole or other irregularly-shaped holes; the shape of the plurality of heat return fins 403 can be various, and the number can be set according to the actual application requirement; the energy concentrating disks 401 may be a single layer, two layers, three or more layers of insulation, and the application is not limited thereto.

Alternatively, the recuperative fins 403 may be planar sheets or curved sheets. As shown in fig. 1 and 2, the plurality of recuperating fins 403 may be planar and extend radially, so that the secondary air has a small flow resistance and can rapidly and smoothly enter the combustion area through the secondary air recuperating channel 406. Alternatively, the plurality of heat recovery fins 403 may be planar and arranged obliquely to the radial direction, and the obliquely arranged plurality of heat recovery fins 403 may be arranged in a vortex shape; or, a plurality of backheating fins 403 can all be crooked slice and be the swirl and arrange, and a plurality of backheating fins 403 are the swirl and arrange not only can increase secondary air's the route of admitting air and increase backheating fins 403 and secondary air's heat transfer area, improve heat exchange efficiency, still can make the secondary air of being absorbed in by the book form the vortex of circling round, and the vortex of circling round makes gas and secondary air mix effectively, and consequently the gas can obtain the abundant burning, has promoted the combustion rate greatly.

Alternatively, as shown in fig. 1 and 2, the holder portion includes a plurality of holder legs 402, and the plurality of holder legs 402 are provided on the disc top surface of the energy collecting disc 401 and arranged at intervals in the circumferential direction. The top edge of the support leg 402 can be parallel to the horizontal plane, so that the contact area with the bottom surface of the cooker can be increased, the support leg 402 and the cooker are prevented from moving and slipping, and the cooker can be stably supported on the support leg 402, and is safer and more reliable. Of course, the support part may be, for example, a cylindrical frame or other support connected to the energy collecting plate, besides the plurality of support legs 402; the top surface of the energy collecting disc 401 is provided with four support legs 402 at intervals along the circumferential direction, the support legs 402 are flat, the number of the support legs 402 can be three, five or more, and the like, and the shape of the support legs 402 can be various, such as a V-shaped plate, an i-shaped plate or other irregular shapes.

Further, an intermediate reinforcing fin 404 can be connected between any two adjacent regenerative fins 403, so that the heat exchange area between the fins and the secondary air can be increased, the heat exchange efficiency is further improved, and the turbulence effect on the secondary air can be increased in each secondary air regenerative channel 406, so that the secondary air can exchange heat with the fins more sufficiently. The shape and arrangement of the intermediate reinforcing fins 404 may be various, for example, the intermediate reinforcing fins 404 may be S-shaped fins or fins with other shapes, and one intermediate reinforcing fin 404 may be connected between any two adjacent regenerative fins 403, and two, three or more intermediate reinforcing fins 404 may also be connected.

Alternatively, as shown in FIG. 4, the intermediate reinforcing fin 404 may be T-shaped and include a wing plate segment 4041 and a web plate segment 4042. The wing plate pieces 4041 are arranged along the horizontal direction, and both ends of the wing plate pieces 4041 are respectively connected with the adjacent regenerative fins 403, and the web plate pieces 4042 are arranged along the vertical plane and extend downwards. In this way, the heat exchange area between each secondary air recuperation channel 406 and the secondary air can be greatly increased. And the intermediate strengthening fins 404 may divide the secondary air recuperative channel 406 into smaller channels to further increase the turbulence effect on the secondary air. Optionally, the vertical length of the web piece 4042 is shorter than the vertical length of the heat recovery fin 403, and the height of the bottom edge of the web piece 4042 may be higher than the height of the bottom edge of the heat recovery fin 403, so as to avoid the situation that the suction amount of the secondary air is affected due to too small channel separated by the middle reinforcing fin 404 in the secondary air heat recovery channel 406.

The energy collecting plate 401 is also heated and radiates heat outwards during cooking, so that heat is dissipated. In order to maximize the use of the heat generated by the burner combustion for heating the pot and avoid the heat from being dissipated from the energy collecting plate 401, in some embodiments, as shown in fig. 3 and 4, the energy collecting plate 401 may include a first energy collecting plate 4011 and a second energy collecting plate 4012 which are concentrically and arranged one above the other, a bottom plate surface of the first energy collecting plate 4011 and a top plate surface of the second energy collecting plate 4012 jointly define an insulating chamber 407, a plurality of support legs 402 are disposed on the top plate surface of the first energy collecting plate 4011, and a plurality of heat return fins 403 are disposed on the bottom plate surface of the second energy collecting plate 4012. Therefore, the heat of a combustion area can be reduced from dissipating outwards from the energy collecting disc 401 through the heat insulation cavity 407 between the first energy collecting disc 4011 and the second energy collecting disc 4012, the overall thermal efficiency of the combustor is further improved, and the combustor is more energy-saving and environment-friendly.

In some embodiments, the annular disc wall of the first energy concentrating disc 4011 is formed with an annular lower groove 40111, as shown in fig. 3 and 4, the first energy concentrating disc 4011 comprises a first energy concentrating disc inner annular rim, a first energy concentrating disc outer annular rim, and an annular disc wall connected between the first energy concentrating disc inner annular rim and the first energy concentrating disc outer annular rim, the annular disc wall is formed with a recessed annular lower groove 40111, and the groove bottom of the annular lower groove 40111 is lower than the first energy concentrating disc inner annular rim and the first energy concentrating disc outer annular rim, respectively. The concave shape of the annular lower groove 40111 can be adapted to the outline shape of the outer flame of the flame, so that a proper gap is left between the flame and the annular lower groove 40111, a sufficient combustion space for the flame is ensured, and excessive discharge of harmful substances caused by the wall of the flame tray is avoided. In addition, the annular lower groove 40111 can be used for containing liquid overflowing from the cookware, so that the liquid is prevented from flowing to the fire hole to block the fire hole.

Alternatively, the annular wall of the first energy collecting disk 4011 may include a plurality of vane-shaped curved surfaces which are adjacent to each other in the circumferential direction and have the same rotation direction, so that the vane-shaped curved surfaces may cause the secondary air sucked in to form a local air pressure difference. Due to the existence of the air pressure difference, the secondary air flows from the high-pressure area to the low-pressure area, and a small air circulation is formed, so that a swirling vortex of the secondary air is formed. The swirling vortex enables the fuel gas and the secondary air to be effectively mixed, so that the fuel gas can be fully combusted, and the combustion rate is greatly improved.

Optionally, as shown in fig. 3 and 4, the second energy concentrating disk 4012 comprises a second energy concentrating disk inner annular rim, a second energy concentrating disk outer annular rim, and an annular disk wall connected between the second energy concentrating disk inner annular rim and the second energy concentrating disk outer annular rim, the second energy concentrating disk inner annular rim and the second energy concentrating disk outer annular rim both extending upwardly, the annular disk wall of the second energy concentrating disk 4012 being recessed downwardly to form a second energy concentrating disk lower groove. The first energy-gathering disc inner ring extends inwards to form an inner ring flange and the first energy-gathering disc outer ring extends outwards to form an outer ring flange, and the inner ring flange and the outer ring flange are correspondingly supported on the second energy-gathering disc inner ring edge and the second energy-gathering disc outer ring edge respectively and form fixed connection. The cyclic annular dish wall of second energy gathering dish 4012 can include smooth transitional coupling's cyclic annular dish diapire and cyclic annular dish lateral wall, and the slope of cyclic annular dish lateral wall can be greater than 1, so, can maximize the size of second energy gathering dish lower recess, and then make thermal-insulated chamber 407's volume bigger, thermal-insulated effect is better. The thermal insulation chamber 407 may be a vacuum chamber or an air chamber.

Optionally, the tray bottom surface of the second energy concentrating tray 4012 has a plurality of support feet 405 extending downwardly, the plurality of support feet 405 being circumferentially spaced apart. As shown in fig. 3, the vertical length of the supporting foot 405 is greater than the vertical length of the heat recovery fin 403, and the height of the bottom edge of the heat recovery fin 403 is higher than the height of the bottom edge of the supporting foot 405, so that the heat recovery fin 403 is prevented from contacting with the lower supporting member, and the heat of the heat recovery fin 403 is prevented from being transferred to the lower supporting member and being dissipated too much. The plurality of support feet 405 may be independently disposed support feet, or may be formed by extending a part of the heat recovery fin 403 downward, which is not limited in this application.

Optionally, the first energy collecting disc 4011 may be provided with a coating material with high temperature resistance, low transmittance, high absorptivity or high emissivity, for example, the emissivity of the coating material may be greater than 0.5, preferably 0.7 to 1; the first energy collecting disc 4011 may be made of a material with high temperature resistance, low transmittance, low absorptivity or low emissivity, and high reflectivity, for example, the emissivity of the first energy collecting disc 4011 may be less than 0.5, preferably 0 to 0.4. Therefore, radiation of various different wave bands generated in the combustion process is efficiently absorbed by the coating material and converted into effective infrared radiation, and meanwhile, due to the opposite characteristics of the material of the substrate 102, the infrared radiation of the first energy collecting disc 4011 towards the direction of the non-cooker is effectively blocked, so that the utilization efficiency of the heat radiation can be greatly improved, namely, the heat energy of combustion flame can be effectively absorbed, and the heat loss is reduced. For example, the first energy collecting disc 4011 may be made of stainless steel with low emissivity, and the coating material may be black high temperature paint.

Correspondingly, the utility model also provides a combustor, this combustor includes according to foretell pot support 400. The burner also comprises a furnace end, a gas distribution disc and a fire cover which are arranged from bottom to top, and the pot support 400 is arranged above the fire cover. The specific structure of the pot support 400 refers to the above embodiments, and since the gas burner of the present application adopts all the technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

In addition, the application also provides a gas stove, and the gas stove comprises the combustor. Similarly, the specific structure of the burner refers to the above embodiments, and since the gas stove of the present application adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

To sum up, the utility model provides a pot support 400 and combustor, this pot support 400 and combustor can effectively improve the thermal efficiency of combustor.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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 defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (11)

1. A pot support, comprising:

the energy-gathering disc is annular;

the support part is arranged on the energy-gathering plate and is used for supporting the pot; and

the energy collecting disc comprises a disc bottom surface, a plurality of energy collecting discs and a plurality of heat regenerating fins, wherein the heat regenerating fins are arranged on the disc bottom surface of the energy collecting discs and are arranged at intervals along the circumferential direction, and a secondary air heat regenerating channel is formed between any two heat regenerating fins.

2. The pan support according to claim 1, wherein an intermediate reinforcing fin is connected between any two adjacent heat return fins.

3. The pan support according to claim 2, wherein the middle reinforcing fin is T-shaped and comprises a fin plate and a web plate, two ends of the fin plate are respectively connected with the adjacent regenerative fins, and the web plate extends downwards and has a bottom edge height higher than that of the regenerative fins.

4. The pan support according to claim 1, wherein the plurality of recuperative fins are planar sheets and each extend radially.

5. The pan support according to claim 1, wherein the plurality of recuperative fins are each in the shape of a curved sheet and arranged in a vortex.

6. The pan support according to claim 1, wherein the support section comprises a plurality of support legs disposed on a top surface of the energy concentrating disk and arranged at intervals in a circumferential direction.

7. The pan support according to claim 6, wherein the energy concentrating discs comprise a first energy concentrating disc and a second energy concentrating disc which are concentric and arranged one above the other, a disc bottom surface of the first energy concentrating disc and a disc top surface of the second energy concentrating disc together define a heat insulation chamber, a plurality of support legs are provided on the disc top surface of the first energy concentrating disc, and a plurality of heat return fins are provided on the disc bottom surface of the second energy concentrating disc.

8. The wok support according to claim 7, characterized in that the annular disk wall of the first energy concentrating disk is formed with an annular lower groove.

9. The pan support according to claim 7, wherein the pan bottom surface of the second energy collecting pan extends downwardly with a plurality of support feet.

10. Burner, characterized in that it comprises a pot holder according to any of claims 1 to 9.

11. A gas range, characterized in that the combustion range comprises a burner according to claim 10.

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