CN221005155U - Energy-collecting pan pot rack and gas cooker - Google Patents

Abstract

The application relates to the technical field of kitchen electrical equipment, in particular to an energy-collecting tray pot rack and a gas cooker. The energy collecting disc pot frame comprises an annular energy collecting disc main body, wherein the energy collecting disc main body comprises an annular upper layer disc, and the upper layer disc forms an energy collecting cavity. The upper layer disc is formed with an annular convex peak, the annular convex peak is higher than the inner edge of the upper layer disc and lower than the outer edge of the upper layer disc, and the height fall between the peak top of the annular convex peak and the outer edge of the upper layer disc is 5mm-11mm. Through setting up annular convex peak, can destroy the effect of thermal boundary layer, increase the thermal resistance that flows of high temperature flue gas, improve the energy collection effect that gathers the ability dish, can also play the heat preservation effect to the combustion area of combustor simultaneously, promote combustion thermal efficiency, can form the concave pool between annular convex peak and the upper disc in the outside simultaneously, in order to do benefit to the gathering of combustion heat energy, and make high temperature flue gas form the swirl, the dwell time of extension high temperature flue gas in gathering the ability intracavity, increase the heat transfer time of high temperature flue gas and pot bottom, improve the heat energy utilization ratio of high temperature flue gas.

Description

Energy-collecting pan pot rack and gas cooker

Technical Field

The application relates to the technical field of kitchen electrical equipment, in particular to an energy-collecting tray pot rack and a gas cooker.

Background

As a kitchen appliance necessary for cooking in daily life of a household, a high combustion heat efficiency has become one of the development directions of a gas cooker along with the continuous development of society. In order to pursue higher heat efficiency, some manufacturers develop a gas cooker with an energy-collecting disc pot frame, so that high-temperature smoke generated during combustion of the gas cooker is collected in the energy-collecting disc, the heat exchange strength of the high-temperature smoke and the pot bottom is enhanced, and the combustion heat efficiency is improved.

However, the existing energy-collecting tray pot rack is unreasonable in structural arrangement, so that the flow velocity of high-temperature flue gas generated by combustion in the energy-collecting tray is relatively too large, the aggregation of combustion heat energy is not facilitated, the heat energy loss is large, the heat exchange effect with the pot bottom is poor, and the problem of low overall combustion heat efficiency is caused.

Disclosure of utility model

The utility model aims to provide an energy-collecting tray pot rack and a gas cooker, so as to improve the energy-collecting effect to a certain extent.

The utility model provides an energy-collecting tray pot rack, which comprises an energy-collecting tray main body;

The energy collecting disc main body comprises an upper disc, wherein the upper disc is annular, and the outer edge of the upper disc is higher than the inner edge so as to form an energy collecting cavity in a surrounding mode;

the upper layer disc is coaxially formed with an annular convex peak, the annular convex peak protrudes towards the inner part of the energy collecting cavity, and the height drop d between the peak top of the annular convex peak and the outer edge of the upper layer disc is 5mm-11mm.

Further, the height drop h between the peak top and the peak bottom of the annular convex peak is 8mm-15mm.

Further, a first slope and a second slope are formed on two sides of the annular convex peak along the radial direction of the upper layer disc;

An included angle theta between the first slope surface and the second slope surface is 50-80 degrees;

The first slope surface is connected with the second slope surface through an arc transition surface, and the value range R of a transition fillet of the arc transition surface is 1mm-4mm.

Further, the number of the annular convex peaks is multiple, and the annular convex peaks are coaxially arranged in sequence from inside to outside along the radial direction of the upper layer disc.

Further, the energy-collecting disc main body further comprises a lower disc, the lower disc is annular, the lower disc is coaxially arranged on one side, deviating from the energy-collecting cavity, of the upper disc, the inner edge of the lower disc is connected with the inner edge of the upper disc, the outer edge of the lower disc is connected with the outer edge of the upper disc, and an annular heat-insulating cavity is formed between the upper disc and the lower disc.

Further, at least one layer of partition plate is arranged in the heat preservation cavity, so that a multi-layer heat preservation cavity is formed between the upper layer of disc and the lower layer of disc.

Further, the bottom of lower floor's dish is equipped with a plurality of footings along its circumference interval, every the bottom of footing all is equipped with the heat insulating mattress.

Further, the feet are formed with a cavity in communication with the insulating cavity.

Further, the energy collecting disc main body is formed with a central through hole, and the aperture of the central through hole is larger than the outer diameter of the burner;

the upper layer tray is provided with a plurality of pot support legs at intervals along the circumferential direction of the upper layer tray.

The utility model also provides a gas cooker, which comprises the energy-gathering disk pot frame.

Compared with the prior art, the utility model has the beneficial effects that:

The energy collecting disc pot frame comprises an energy collecting disc main body, wherein the energy collecting disc main body is in a ring shape with a central through hole and is used for being arranged on the outer side of a burner of a gas cooker in a surrounding mode. The energy collecting tray main body is used for being equipped with the upper disc towards one side of pan, namely the upside of energy collecting tray main body, the upper disc is annular, it has along the inboard of self radial direction and is annular interior edge, along the outside of self radial direction has and is annular outer edge, and the outer edge of upper disc is higher than interior edge, make the upper disc enclose and establish the cavity that forms the opening towards the bottom of a boiler, gather the energy chamber promptly, thereby when the combustor burns, can gather the high temperature flue gas that the burning produced between upper disc and the bottom of a boiler through gathering the energy chamber, with the heat exchange intensity of reinforcing high temperature flue gas and bottom of a boiler, reduce the heat loss, promote combustion heat efficiency.

The upper layer plate is formed with an annular convex peak which is coaxially arranged with the upper layer plate, and the annular convex peak protrudes towards the inner part of the energy collecting cavity by a preset height, so that the annular convex peak is higher than the inner edge of the upper layer plate and lower than the outer edge of the upper layer plate, for example, the height fall between the peak top of the annular convex peak and the outer edge of the upper layer plate is 5mm-11mm. The annular convex peaks are arranged on the upper layer disc, so that the effect of a thermal boundary layer can be destroyed, the flow heat resistance of high-temperature flue gas is increased, and the energy collecting effect of the energy collecting disc is effectively improved; meanwhile, the arrangement of the annular convex peaks can also play an effective heat preservation role on the combustion area of the burner at the inner side of the annular convex peaks so as to further enhance the energy gathering efficiency and improve the combustion heat efficiency; meanwhile, a concave pool is formed between the annular convex peak and the upper layer disc outside the annular convex peak, the concave pool is favorable for gathering combustion heat energy, and high-temperature smoke is enabled to form a vortex, so that the residence time of the high-temperature smoke in the energy gathering cavity is prolonged, the heat exchange time of the high-temperature smoke and the pot bottom is prolonged, the heat exchange strength of the high-temperature smoke and the pot bottom is enhanced, and the heat energy utilization rate of the high-temperature smoke is improved.

The utility model also provides a gas cooker which comprises the energy-collecting tray pot frame, so that the gas cooker also has the beneficial effects of the energy-collecting tray pot frame.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an energy-gathering disk pot holder provided with a layer of annular convex peaks under a first view angle according to an embodiment of the present utility model;

Fig. 2 is a schematic structural diagram of an energy-gathering disk pot frame provided with a layer of annular convex peaks under a second view angle according to an embodiment of the present utility model;

Fig. 3 is a schematic structural diagram of an energy-gathering disk pot rack provided with a multi-layer annular convex peak under a first view angle according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of an energy-collecting tray pot rack provided with a multi-layer annular convex peak under a second view angle according to an embodiment of the present utility model.

Reference numerals:

The device comprises a 1-upper layer disc, a 2-lower layer disc, a 3-central through hole, a 4-annular convex peak, 5-pot support legs, 6-concave ponds, 7-burners, 8-heat preservation cavities and 9-feet.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying 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 utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, 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 above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

An energy harvesting disk pot holder and a gas cooker according to some embodiments of the application are described below with reference to fig. 1 to 4.

The application provides a energy collecting tray pot holder, which is shown in fig. 1 to 4, and comprises an energy collecting tray main body, wherein the energy collecting tray main body is in a ring shape with a central through hole 3 and is used for being arranged on the outer side of a burner 7 of a gas cooker in a surrounding mode.

The energy collecting disc main body is used for being equipped with upper disc 1 towards one side of pan, namely the upside of energy collecting disc main body, upper disc 1 is annular, its inboard along self radial direction has and is annular interior edge, the outside along self radial direction has and is annular outer edge, and the outer edge of upper disc 1 is higher than interior edge for upper disc 1 encloses to establish and forms the cavity of opening towards the bottom of a boiler, gather the energy chamber promptly, thereby when combustor 7 burns, can gather the high temperature flue gas that the burning produced between upper disc 1 and the bottom of a boiler through gathering the energy chamber, with the heat exchange intensity of reinforcing high temperature flue gas and bottom of a boiler, reduce the heat loss, promote combustion thermal efficiency.

The upper disc 1 is formed with an annular convex peak 4, the annular convex peak 4 is coaxially arranged with the upper disc 1, and the annular convex peak 4 protrudes toward the inside of the energy collecting cavity by a predetermined height, so that the annular convex peak 4 is higher than the inner edge of the upper disc 1 and lower than the outer edge of the upper disc 1, for example, the height drop d between the peak top of the annular convex peak 4 and the outer edge of the upper disc 1 is 5mm-11mm.

The annular convex peaks 4 are arranged on the upper layer disc 1, so that the effect of a thermal boundary layer can be destroyed, the flow heat resistance of high-temperature flue gas is increased, and the energy collecting effect of the energy collecting disc is effectively improved; meanwhile, the arrangement of the annular convex peaks 4 can also play an effective role in heat preservation of the combustion area of the burner 7 at the inner side of the annular convex peaks so as to further enhance energy collection efficiency and improve combustion heat efficiency; meanwhile, a concave pool 6 is formed between the annular convex peak 4 and the upper layer disc 1 outside the annular convex peak, the concave pool 6 is favorable for gathering combustion heat energy, and high-temperature smoke is enabled to form a vortex, so that the residence time of the high-temperature smoke in the energy gathering cavity is prolonged, the heat exchange time of the high-temperature smoke and the pot bottom is prolonged, the heat exchange intensity of the high-temperature smoke and the pot bottom is enhanced, and the heat energy utilization rate of the high-temperature smoke is improved.

In one embodiment of the present application, preferably, the height drop h between the peak top and the peak bottom of the annular convex peak 4 is 8mm-15mm, so that the annular convex peak 4 has a predetermined height, and can perform a heat insulation function on the combustion area of the combustor 7, and meanwhile, the formed concave pool 6 has a predetermined depth, so that combustion heat energy is collected, the residence time of high-temperature flue gas in the energy collection cavity is improved, and the heat energy utilization rate of the high-temperature flue gas is improved.

In one embodiment of the present application, it is preferable that both sides in the radial direction of the annular ridge 4 are formed with first and second slopes which are gradually inclined from the bottom to the top of the ridge toward each other, and an angle θ between the first and second slopes is 50 ° to 80 °. Further preferably, an arc transition surface is formed between the first slope surface and the second slope surface, and the value range of a transition fillet of the arc transition surface is R1-R4, namely the radius R of the transition arc is 1mm-4mm. Thereby not only enabling the annular convex peak 4 to have a preset height, but also enabling the formation of a gradually-expanding opening so as to be beneficial to the aggregation of high-temperature flue gas.

In one embodiment of the application, preferably, the number of the annular convex peaks 4 is multiple, the annular convex peaks 4 are coaxially arranged in sequence from inside to outside along the radial direction of the upper layer disc 1, a pit 6 is formed between the annular convex peak 4 positioned at the outermost layer and the upper layer disc 1, and a pit 6 is also formed between two adjacent annular convex peaks 4, so that the flow thermal resistance in the energy collecting cavity of the high temperature along the annular convex peaks 4 can be further increased through the matching of the annular convex peaks 4, and meanwhile, the plurality of pits 6 are also more beneficial to the aggregation of combustion heat energy, so that the residence time of the high temperature flue gas in the energy collecting cavity is further prolonged, the heat exchange time of the high temperature flue gas and the pot bottom is prolonged, the heat energy utilization rate of the high temperature flue gas is improved, and the energy collecting effect of the energy collecting disc is improved.

In one embodiment of the present application, preferably, as shown in fig. 2 and 4, the energy collecting disc body further includes a lower disc 2, the lower disc 2 is annular, the lower disc 2 is coaxially disposed on a side of the upper disc 1 facing away from the pan bottom, an inner edge of the lower disc 2 is connected with an inner edge of the upper disc 1, and an outer edge of the lower disc 2 is connected with an outer edge of the upper disc 1, so that a closed annular chamber is formed between the lower disc 2 and the upper disc 1.

The annular chamber is filled with air, and the air has the characteristic of poor heat conduction performance, so that the annular chamber between the upper layer disc 1 and the lower layer disc 2 can be used as a heat preservation cavity 8, a good heat insulation and preservation effect is achieved on the energy collection cavity, and heat energy loss generated by downward conduction of heat energy of high-temperature flue gas in the energy collection cavity from the upper layer disc 1 is reduced.

In this embodiment, preferably, the connection between the inner edge of the upper tray 1 and the inner edge of the lower tray 2 and the outer edge of the upper tray 1 and the outer edge of the lower tray 2 may be welding or riveting or the like.

In one embodiment of the present application, at least one partition plate (not shown) is preferably provided between the upper tray 1 and the lower tray 2, so that a multi-layered heat-insulating cavity 8 is formed between the upper tray 1 and the lower tray 2 in the axial direction of the energy-collecting tray main body; for example, when a layer of partition plate is arranged between the upper layer disc 1 and the lower layer disc 2, two layers of heat preservation cavities 8 are formed between the upper layer disc 1 and the lower layer disc 2; when two layers of partition plates are arranged between the upper layer disc 1 and the lower layer disc 2, a three-layer heat preservation cavity 8 is formed between the upper layer disc 1 and the lower layer disc 2, and so on. Therefore, by arranging the partition plate between the upper layer disc 1 and the lower layer disc 2, a multi-layer heat preservation cavity 8 is formed between the upper layer disc 1 and the lower layer disc 2, the heat insulation and preservation effect of the energy-gathering disc main body can be enhanced to a certain extent, and the heat energy loss caused by heat conduction is reduced.

In one embodiment of the present application, preferably, as shown in fig. 2 and 4, the bottom of the lower tray 2 is provided with a plurality of feet 9 at intervals along the circumferential direction of the lower tray 2, and the energy collecting tray body can be supported on the burner panel of the gas burner by the plurality of feet 9 so that a predetermined gap can be provided between the tray body and the burner panel to form a through hole through which air can flow, so that external air can flow from the gap between the energy collecting tray body and the burner panel to the burner 7 to supplement air for the sufficient combustion of the burner 7.

In this embodiment, preferably, the bottom of each foot 9 is provided with a heat insulation pad (not shown in the figures) by which a plurality of feet 9 are supported on the hob panel, so as to avoid heat conduction of the energy collecting tray body with the hob panel, in order to reduce the heat energy loss to some extent.

Preferably, the heat insulation pad can be a rubber pad which is not easy to conduct heat, such as a silica gel pad or a fluororubber pad; further preferably, the heat insulation pad may be embedded on the foot 9, or adhered to the foot 9, etc.

In this embodiment, preferably, as shown in fig. 2 and fig. 4, a concave cavity is formed in each foot 9, and the concave cavity in the foot 9 is communicated with the heat insulation cavity 8 in the energy collecting tray main body, so that the volume of the heat insulation cavity 8 is increased to a certain extent, which is equivalent to increasing the air capacity in the energy collecting tray main body, and further, the heat insulation and heat preservation effect of the heat insulation cavity 8 can be further improved, and the heat energy loss is reduced.

In one embodiment of the present application, it is preferable that, as shown in fig. 1 and 2, the upper and lower trays 1 and 2 are each ring-shaped with a central hole, so that the energy collecting tray body formed after the upper and lower trays 1 and 2 are connected has a central through hole 3, and the energy collecting tray body surrounds the outside of the burner 7 through the central through hole 3.

The aperture of the central through hole 3 of the energy collecting disc body is larger than the outer diameter of the burner 7, so that an annular gap is formed between the energy collecting disc body and the burner 7, and air between the energy collecting disc body and the kitchen range panel can flow to the burner 7 through the annular gap to supplement air for full combustion of the burner 7.

In this embodiment, preferably, as shown in fig. 2 and 4, a side of the upper tray 1 facing the cookware is provided with a plurality of cookware feet 5, which are spaced apart along the circumference of the upper tray 1 to provide stable support for the cookware.

Preferably, the upper end surface of the pot support 5 is higher than the outer edge of the upper layer tray 1, so that when the pot is placed on the pot support 5, a smoke discharge port can be formed between the pot and the outer edge of the upper layer tray 1 to reasonably discharge smoke generated by combustion.

The application also provides a gas cooker, which comprises the energy-collecting disk pot frame of any embodiment.

In this embodiment, the gas cooker comprises a energy harvesting disc pan rack, so the gas cooker has all the beneficial effects of the energy harvesting disc pan rack, which are not described in detail herein.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The energy-collecting tray pot rack is characterized by comprising an energy-collecting tray main body;

The energy collecting disc main body comprises an upper disc, wherein the upper disc is annular, and the outer edge of the upper disc is higher than the inner edge so as to form an energy collecting cavity in a surrounding mode;

the upper layer disc is coaxially formed with an annular convex peak, the annular convex peak protrudes towards the inner part of the energy collecting cavity, and the height drop d between the peak top of the annular convex peak and the outer edge of the upper layer disc is 5mm-11mm.

2. The energy harvesting disk pot holder of claim 1, wherein the height drop h between the peak top and the peak bottom of the annular hump is 8mm-15mm.

3. The energy-gathering disk pot holder as recited in claim 1 wherein the annular hump is formed with a first slope and a second slope along both sides of the radial direction of the upper disk, and an included angle θ between the first slope and the second slope is 50 ° -80 °;

The first slope surface is connected with the second slope surface through an arc transition surface, and the value range R of a transition fillet of the arc transition surface is 1mm-4mm.

4. The energy-collecting disc pot holder according to claim 1, wherein the number of the annular convex peaks is a plurality of, and the plurality of annular convex peaks are coaxially arranged in sequence from inside to outside along the radial direction of the upper disc.

5. The energy harvesting disc pot holder of claim 1, wherein the energy harvesting disc body further comprises a lower disc, the lower disc is annular, the lower disc is coaxially arranged on one side of the upper disc, which is away from the energy harvesting cavity, the inner edge of the lower disc is connected with the inner edge of the upper disc, the outer edge of the lower disc is connected with the outer edge of the upper disc, and an annular heat-insulating cavity is formed between the upper disc and the lower disc.

6. The energy harvesting disk pot holder of claim 5, wherein at least one layer of baffle is disposed in the insulating cavity to form a multi-layer insulating cavity between the upper and lower disks.

7. The energy harvesting disk pot holder of claim 5, wherein the bottom of the lower disk is provided with a plurality of feet circumferentially spaced therealong, the bottom of each foot being provided with a heat insulating pad.

8. The energy harvesting disk pot holder of claim 7, wherein the feet are formed with a cavity in communication with the insulating cavity.

9. The energy harvesting disk holder of claim 1, wherein the energy harvesting disk body is formed with a central through hole having a bore diameter greater than an outer diameter of the burner;

the upper layer tray is provided with a plurality of pot support legs at intervals along the circumferential direction of the upper layer tray.

10. A gas cooker, characterized by comprising an energy harvesting dish rack as claimed in any one of claims 1 to 9.