CN217685140U - Energy gathering cover assembly and gas stove - Google Patents

Abstract

The application relates to the technical field of gas cookers, for example, to an energy collecting cover assembly and a gas stove. Gather can the cover subassembly and inject the secondary air passageway, gather and to cover the subassembly and be equipped with the water conservancy diversion muscle, the water conservancy diversion muscle is located in the secondary air passageway. The utility model provides an it can solve the secondary air that actually reachs the flame department of gas-cooker and have the unevenness in the circumferencial direction, has caused the extravagant problem of heat of gas-cooker to gather ability cover subassembly and gas-cooker.

Description

Energy gathering cover assembly and gas stove

Technical Field

The application relates to the technical field of gas cookers, for example to an energy gathering cover component and a gas stove.

Background

The gas stove needs to supplement secondary air to assist flame combustion of the gas stove, and most of the existing gas stoves provide secondary air for flame of the gas stove through an energy-gathering cover assembly so as to assist the flame combustion of the gas stove.

However, due to the factors such as the uneven distribution of the secondary air inlet ports and the uneven distribution of the flame of the gas stove in the circumferential direction, the secondary air actually reaching the flame of the gas stove has uneven distribution in the circumferential direction, which easily causes the heat waste of the gas stove.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides an energy-gathering cover assembly and a gas stove, and aims to solve the problem that secondary air actually reaching flames of the gas stove is uneven in the circumferential direction, so that heat of the gas stove is wasted.

The embodiment of the present disclosure provides an energy-gathering cover assembly, which defines a secondary air channel, and is provided with a flow guiding rib, wherein the flow guiding rib is located in the secondary air channel.

Optionally, the flow-guiding ribs extend in a radial direction of the shaped shroud assembly.

Optionally, the number of the flow guide ribs is multiple, and the flow guide ribs are sequentially arranged along the circumferential direction of the energy-gathering cover assembly.

Optionally, the flow guiding rib comprises: a first end portion; and the second end part is connected with the first end part, and the first end part and the second end part are sequentially arranged along the flowing direction of the gas in the secondary air channel, wherein the height of the first end part is greater than or equal to that of the second end part.

Optionally, the concentrator cap assembly comprises: an upper cover; the lower cover is positioned below the upper cover and encloses a first secondary air channel with the upper cover; wherein the secondary air passage comprises the first secondary air passage.

Optionally, the upper housing comprises: a first wall surface that is inclined downward in a flow direction of gas in the secondary air passage; a second wall surface connected to the first wall surface, the first wall surface and the second wall surface being sequentially arranged along a flow direction of the gas in the secondary air passage, wherein the second wall surface is inclined upward along the flow direction of the gas in the secondary air passage; the flow guide ribs are arranged on the lower surface of the second wall surface.

Optionally, the concentrator cap assembly further comprises: a lower cover; the bottom plate is positioned below the lower cover, and a second secondary air channel is enclosed by the bottom plate and the lower cover; wherein the secondary air passage comprises the second secondary air passage.

Optionally, the flow guiding ribs are arranged on the upper surface of the bottom plate.

Optionally, the lower cover comprises: a side wall, a first top wall connected to the side wall, wherein the side wall and the first top wall are sequentially disposed along a flow direction of the gas in the secondary air passage, wherein the first top wall is inclined downward along the flow direction of the gas in the secondary air passage; the second top wall is connected with the first top wall, wherein the first top wall and the second top wall are sequentially arranged along the flowing direction of the gas in the secondary air channel, and the second top wall is inclined upwards along the flowing direction of the gas in the secondary air channel; the flow guide ribs are arranged on the lower surface of the second top wall and/or the upper surface of the second top wall.

The embodiment of the disclosure also provides a gas stove, which comprises the energy gathering cover assembly in any embodiment.

The energy gathering cover assembly provided by the embodiment of the disclosure can realize the following technical effects:

the energy-gathering cover assembly limits a secondary air channel, secondary air conveniently reaches the flame of the gas stove through the secondary air channel, the flame combustion of the gas stove is assisted, the energy-gathering cover assembly is provided with the flow guide ribs, the secondary air can flow in the secondary air channel along the flow guide direction of the flow guide ribs, the flow of the secondary air is more uniform and ordered, the secondary air can uniformly and orderly reach the flame of the gas stove, the combustion utilization rate of the secondary air can be improved, the energy consumption is reduced, meanwhile, the energy-gathering cover assembly is subjected to the heat conduction effect of the flame of the gas stove, the temperature of the energy-gathering cover assembly is increased, the energy-gathering cover assembly is contacted with the secondary air in the secondary air channel, heat is transferred to the secondary air, the secondary air can be preheated, the contact area of the secondary air and the energy-gathering cover assembly is increased through the flow guide ribs, the preheating efficiency of the secondary air is improved, the heat required when the secondary air reaches the flame of the gas stove is combusted is reduced, and the heat required by the combustion of the gas stove is further reduced.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural view of a gas range provided by an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a concentrator cap assembly provided by embodiments of the present disclosure;

FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

fig. 5 is a schematic bottom view of the lower cover according to the embodiment of the present disclosure.

Reference numerals are as follows:

10. a cumulative shroud assembly; 101. a secondary air channel; 1011. a first secondary air passage; 1012. a second secondary air passage; 102. a flow guiding rib; 1021. a first end portion; 1022. a second end portion; 103. an upper cover; 1031. a first upper shroud segment; 1032. a second upper shroud segment; 104. a lower cover; 1041. a side wall; 1042. a first top wall; 1043. a second top wall; 1044. a through hole; 1045. a supporting base; 105. a base plate; 20. a burner.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged as appropriate for the embodiments of the disclosure described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

As shown in fig. 1, the gas stove of the embodiment of the present disclosure includes an energy concentrating cover assembly 10 and a burner 20, the energy concentrating cover assembly 10 is sleeved outside the burner 20, the burner is provided with a fire outlet, the energy concentrating cover assembly provides secondary air for flames of the gas stove to assist in the combustion of the flames of the gas stove, wherein the height of the inner side of the energy concentrating cover assembly is smaller than the height of the fire outlet, and the inner diameter of the energy concentrating cover assembly is larger than the outer diameter of the burner.

In the disclosed embodiment, the flowing direction of the air flow in the secondary air passage (101) can be understood as from the outside to the inside, the inside and the outside in the drawings indicate the directions of the inside and the outside of the gas range, and the arrows in the drawings indicate the flowing direction of the secondary air in the gas range.

As shown in fig. 2 to 5, the present disclosure provides a concentrator cap assembly 10, wherein the concentrator cap assembly 10 defines a secondary air passage 101, the concentrator cap assembly 10 is provided with a flow guiding rib 102, and the flow guiding rib 102 is located in the secondary air passage 101.

The secondary air channel 101 defined by the energy-gathering cover assembly 10, because the energy-gathering cover assembly 10 is sleeved outside the burner 20, the secondary air channel 101 is also positioned outside the burner 20, the secondary air channel 101 can provide secondary air for the flame of the gas stove, the secondary air channel 101 is arranged to facilitate the secondary air to reach the flame of the gas stove and supplement the secondary air for the flame combustion of the gas stove, and the flow guiding ribs 102 positioned in the secondary air channel 101 enable the secondary air to flow in the secondary air channel 101 under the flow guiding action of the flow guiding ribs 102, so that the secondary air can orderly reach the flame of the gas stove, and the problem that the secondary air is unevenly supplemented at the flame of the gas stove due to uneven secondary air flow is avoided, thereby causing the waste of heat and gas of the gas stove, for example, the secondary air is insufficiently supplemented at the burner 20, the flame department of gas-cooker makes the unable complete combustion of gas because secondary air is not enough, thereby the heat that makes the gas-cooker provide is not enough, the waste of gas has still been caused, and combustor 20 secondary air supplyes excessive place, the flame of gas-cooker can fully burn, and provide sufficient heat, but the heat of the flame burning of gas-cooker can be taken away to unnecessary secondary air, thereby cause thermal loss, thus, because the inhomogeneous that secondary air provided, make the flame burning of gas-cooker also inhomogeneous, thereby make the pan be heated inhomogeneously, when the user uses, because the pan is heated inhomogeneously and is difficult to the temperature of mastering the pan, thereby the experience that the user used has been reduced, and simultaneously, because secondary air provides inhomogeneous gas-cooker and provides the gas that the same heat needs to consume and increases, cause the heat loss of gas-cooker and the waste of gas. In addition, the contact area between the secondary air and the energy-gathering cover assembly 10 is increased due to the arrangement of the flow guide ribs 102, the energy-gathering cover assembly 10 is subjected to the heat conduction effect of flame of the gas stove, the temperature of the energy-gathering cover assembly 10 is increased, and the energy-gathering cover assembly 10 is in contact with the secondary air, so that more heat can be transferred to the secondary air by the energy-gathering cover assembly 10, the preheating effect of the secondary air is improved, the heat required when the secondary air reaches the flame of the gas stove to burn is reduced, and the heat required by the burning of the gas stove is further reduced.

Optionally, the flow guiding ribs 102 are located on the inner wall of the secondary air channel 101.

As shown in fig. 5, in some embodiments, the flow ribs 102 extend in a radial direction of the concentrator cap assembly 10.

Due to flame combustion of the gas stove, the heat of air around the burner 20 is high, the heat of air outside the energy-collecting cover assembly 10 is low, and natural injection and thermal injection are performed, so that secondary air flows to the inner side from the outer side of the energy-collecting cover assembly 10, but when the secondary air flows in the secondary air channel 101, the secondary air is easily influenced by other factors, such as heat, other parts in the secondary air channel 101, the opening arrangement position of the secondary air channel 101 and the like, the flowing direction of the secondary air is easily changed, and the flowing direction of the secondary air is uncontrollable.

The flow guiding ribs 102 extend along the radial direction of the energy-gathering cover assembly 10, so that the flow guiding ribs 102 guide the flow direction of the secondary air on the basis of the flow direction of the secondary air, the secondary air can smoothly reach the flame of the gas stove, the phenomenon that the secondary air supplemented to the flame of the gas stove is uneven, the flame of the gas stove is unevenly combusted, and waste of heat and gas is caused is avoided.

In some embodiments, the number of the air guide ribs 102 is plural, and the plural air guide ribs 102 are sequentially arranged along the circumferential direction of the energy concentrating cover assembly 10.

A plurality of water conservancy diversion muscle 102 set gradually along the circumference of gathering can subassembly 10, can follow the circumference of gathering can subassembly 10 and carry out the water conservancy diversion to the secondary air, make the secondary air can follow the orderly flame department that reachs the gas-cooker of gathering can subassembly 10 circumference to make the secondary air that actually reaches the flame department of gas-cooker more even and orderly in the circumferencial direction, make the flame burning of gas-cooker more even, the pan is heated evenly, increase user's use experience.

Optionally, the plurality of flow ribs 102 are arranged uniformly in sequence along the circumference of the concentrator cap assembly 10.

As shown in fig. 2, in some embodiments, the air guiding rib 102 includes a first end portion 1021 and a second end portion 1022, wherein the second end portion 1022 is connected inside the first end portion 1021, and a height of the first end portion 1021 is greater than or equal to a height of the second end portion 1022.

The height of the first end 1021 is greater than or equal to the height of the second end 1022, so that the secondary air can smoothly flow from the first end 1021 to the second end 1022 when passing through the flow guide rib 102, and smoothly reaches the flame of the gas stove, thereby preventing the secondary air from being blocked by the excessively high height of the second end 1022 and preventing the secondary air from smoothly reaching the flame of the gas stove.

Optionally, the flow guiding rib 102 further includes an inclined surface, the inclined surface is connected to an inner side of the second end 1022, the secondary air flows through the inclined surface after flowing from the first end 1021 to the second end 1022, and the inclined surface enables the secondary air at the second end 1022 to more rapidly and smoothly reach the flame of the gas stove, wherein when the flow guiding rib 102 is located on an inner wall of the top of the secondary air channel 101, the inclined surface is inclined upward in an outward and inward direction, so that the secondary air flows from the first end 1021 to the second end 1022, and then the secondary air more smoothly and rapidly reaches the flame of the gas stove through the inclined surface; when the flow guiding rib 102 is located on the inner wall of the bottom of the secondary air channel 101, the inclined surface is inclined downward from the outside to the inside, so that the secondary air can more smoothly and rapidly reach the flame of the gas stove through the inclined surface after flowing from the first end 1021 to the second end 1022.

As shown in fig. 3, in some embodiments, the concentrator cap assembly 10 includes a lower cap 104 and a base plate 105, wherein the base plate 105 is positioned below the lower cap 104, and the base plate 105 encloses a second secondary air passage 1012 with the lower cap 104, wherein the secondary air passage 101 includes the second secondary air passage 1012.

The secondary air reaches the flame of the gas stove through a second secondary air channel 1012 enclosed by the lower cover 104 and the bottom plate 105, the lower cover 104 is subjected to the heat conduction effect of the flame of the gas stove, the temperature is increased, the secondary air is in contact with the lower cover 104 through the second secondary air channel 1012, so that the lower cover 104 can transfer heat to the secondary air, the temperature of the secondary air is increased, the secondary air is preheated, the heat required when the secondary air reaches the flame for combustion is reduced, and the heat required by the combustion of the gas stove is further reduced.

Optionally, the air guide ribs 102 are provided on the lower surface of the lower cover 104.

The air guide ribs 102 are arranged on the lower surface of the lower cover 104, the air guide ribs 102 are in contact with secondary air in the second secondary air channel 1012, the contact area of the lower cover 104 and the secondary air is increased, and therefore heat transferred from the lower cover 104 to the secondary air is increased, meanwhile, the secondary air is under the flow guide effect of the air guide ribs 102 on the lower surface of the lower cover 104, and when the secondary air passes through the lower surface of the lower cover 104, the flow of the secondary air is more uniform and orderly, and therefore the secondary air can uniformly and orderly flow into flames of a gas stove.

Optionally, the air flow ribs 102 extend in a radial direction of the lower shroud 104.

Optionally, the plurality of air guide ribs 102 are uniformly arranged in sequence along the circumferential direction of the lower cover 104.

In a specific embodiment, the plurality of flow guiding ribs 102 are disposed on the lower surface of the lower cover 104, the plurality of flow guiding ribs 102 extend along the radial direction of the lower cover 104 and are sequentially and uniformly disposed along the circumferential direction of the lower cover 104, and when the secondary air flows through the lower surface of the lower cover 104, the secondary air is uniformly and sequentially guided by the flow guiding ribs 102 to reach the flame of the gas stove.

Optionally, the lower cover 104 is connected to the bottom plate 105, and the outer side surface of the lower cover 104 is provided with a through hole 1044 for communicating the second secondary air channel 1012 with the external air, so as to facilitate the secondary air to enter the second secondary air channel 1012.

Optionally, one or more, preferably a plurality of through holes 1044 are sequentially disposed on the outer side surface of the lower cover 104 along the circumferential direction of the lower cover 104, and the plurality of through holes 1044 communicate the second secondary air channel 1012 with the external air, so that the external air can enter the second secondary air channel 1012 uniformly and omni-directionally, and the amount of the secondary air entering is supplemented, thereby ensuring the secondary air required by the flame combustion of the gas stove.

Optionally, a heat insulation pad, such as a silica gel pad or a heat insulation cotton, is disposed between the lower cover 104 and the bottom plate 105, so that the lower cover 104 is not easy to slide relative to the bottom plate 105, heat conduction between the lower cover 104 and the bottom plate 105 is reduced, and heat transferred to the bottom plate 105 through the lower cover 104 is reduced, thereby reducing heat loss of the gas stove due to heat conduction between the lower cover 104 and the bottom plate 105.

As shown in fig. 4, optionally, the lower housing 104 comprises a sidewall 1041, a first top wall 1042 and a second top wall 1043, wherein the first top wall 1042 is connected to the inner side of the sidewall 1041, wherein the first top wall 1042 slopes downward in the outward-inward direction; a second top wall 1043 is connected to the inside of the first top wall 1042, wherein the second top wall 1043 is inclined upward in the outside-in direction.

When the secondary air flows in the second secondary air channel 1012, because the first top wall 1042 extends downwards along the direction from outside to inside, the contact area between the secondary air and the lower surface of the first top wall 1042 is increased, similarly, because the second top wall 1043 extends upwards along the direction from outside to inside, the contact area between the lower surface of the second top wall 1043 and the secondary air is also increased, thereby the contact area between the secondary air and the lower surface of the lower cover 104 is increased, so that the lower cover 104 can transfer more heat to the secondary air, the preheating effect of the secondary air is improved, the heat required when the secondary air reaches the flame for combustion is reduced, and the heat required by the flame combustion of the gas stove is further reduced.

The second top wall 1043 is inclined upward in an outward-inward direction to make the outlet of the second secondary air passage 1012 closer to the flame of the burner 20, so as to prevent the secondary air from being exposed to the air for a long time, thereby causing heat loss of the secondary air during the flowing process.

As shown in fig. 5, the flow guide ribs 102 are optionally provided on the lower surface of the second top wall 1043.

The lower surface of the second top wall 1043 near the outlet of the second secondary air passage 1012 is provided with the flow guiding ribs 102, so that the secondary air is uniformly ordered at the outlet of the second secondary air passage 1012; because the second top wall 1043 is inclined upwards along the direction from outside to inside, the space of the second secondary air channel 1012 between the second top wall 1043 and the bottom plate 105 is increased, so that more secondary air can be accumulated in the second secondary air channel 1012 between the second top wall 1043 and the bottom plate 105, the contact area between the secondary air and the lower cover 104 is increased due to the arrangement of the flow guide ribs 102, the preheating effect of the secondary air is increased, the heat required when the secondary air reaches the flame for combustion is reduced, and the heat required by the combustion of the gas stove is further reduced.

Optionally, the flow guiding ribs 102 extend in the radial direction of the second top wall 1043.

Optionally, the plurality of flow guiding ribs 102 are sequentially and uniformly arranged along the circumferential direction of the second top wall 1043.

Alternatively, the air guide ribs 102 may be disposed on the upper surface of the bottom plate 105.

The bottom plate 105 is provided with the flow guiding ribs 102, so that the secondary air can uniformly and orderly flow at the lower side of the second secondary air channel 1012, and the flow direction of the secondary air is more convenient to control.

Alternatively, the air guide ribs 102 disposed on the upper surface of the bottom plate 105 and the air guide ribs 102 disposed on the lower surface of the lower cover 104 may correspond to each other or may be staggered from each other.

Optionally, a through hole 1044 is formed in the sidewall 1041 to communicate the second secondary air channel 1012 with the external air, so that the secondary air can enter the second secondary air channel 1012.

Optionally, the number of the through holes 1044 is one or more, preferably a plurality of through holes 1044, and the plurality of through holes 1044 are sequentially arranged along the circumferential direction of the sidewall 1041, so that the external air can uniformly enter the second secondary air channel 1012.

Optionally, the side wall 1041 partially protrudes downward along the circumferential direction to form a support seat 1045, and the support seat 1045 is supported between the lower cover 104 and the bottom plate 105, so that the bottom plate 105 supports the lower cover 104.

Optionally, the number of the supporting seats 1045 is one or more, and a plurality of supporting seats 1045 are uniformly and sequentially arranged along the circumferential direction of the side wall 1041, so as to ensure stable connection between the lower cover 104 and the bottom plate 105, and preferably, the number of the supporting seats 1045 is four, and is uniformly and sequentially arranged along the circumferential direction of the side wall 1041.

Alternatively, a gap is provided between the lower cover 104 and the bottom plate 105, and the second secondary air passage 1012 is communicated with the outside air through the gap, thereby increasing the supplement amount of the secondary air.

Optionally, a heat insulation pad, such as a silica gel pad or heat insulation cotton, is disposed between the support base 1045 and the bottom plate 105, so that the lower cover 104 is not easy to slide relative to the bottom plate 105, and heat conduction between the lower cover 104 and the bottom plate 105 is reduced, heat transferred to the bottom plate 105 through the lower cover 104 is reduced, and heat loss of the gas stove due to heat conduction between the lower cover 104 and the bottom plate 105 is reduced.

The flame process of the secondary air reaching the gas range through the second secondary air passage 1012 will be explained as follows:

when the secondary air flows into the second secondary air channel 1012 and flows through the lower surface of the lower cover 104, the secondary air flows through the lower surface of the first top wall 1042 and then flows to the lower surface of the second top wall 1043, the lower surfaces of the first top wall 1042 and the second top wall 1043 are both contacted with the secondary air, heat is transferred to the secondary air, and the preheating effect of the secondary air is increased.

In some embodiments, the bottom plate 105 is a liquid tray or panel, and a second secondary air channel 1012 is enclosed between the lower cover 104 and the bottom plate 105, and the secondary air reaches the flame of the gas stove through the second secondary air channel 1012.

As shown in fig. 2 and 3, the concentrator cap assembly 10 optionally further comprises an upper cap 103, wherein the lower cap 104 is located below the upper cap 103, enclosing a first secondary air channel 1011 with the upper cap 103; wherein the secondary air passage 101 includes a first secondary air passage 1011.

The secondary air passes through the first secondary air channel 1011 that upper shield 103 and lower shield 104 enclose and close out, the secondary air passes through first secondary air channel 1011 and gets into gas-cooker flame department, upper shield 103 and lower shield 104 receive the heat-conduction effect of the flame of gas-cooker, the temperature rises, the secondary air all contacts with upper shield 103 and lower shield 104, make the heat of upper shield 103 and lower shield 104 all can transmit the secondary air, thereby secondary air's preheating effect has been improved, the heat that the secondary air needs when reaching the burning of flame department has been reduced, the heat that the burning of gas-cooker needs has further been reduced.

Optionally, a gap exists between the upper cover 103 and the lower cover 104, and the gap is used for communicating the outside air with the first secondary air channel 1011, so that the outside air can conveniently enter the first secondary air channel 1011, and the amount of the secondary air can be supplemented, and the secondary air required by flame combustion of the gas stove can be supplemented.

Optionally, the air guide ribs 102 are disposed on the upper surface of the lower casing 104 and extend in the radial direction of the lower casing 104.

Optionally, the plurality of air guide ribs 102 are uniformly arranged in sequence along the circumferential direction of the upper surface of the lower cover 104.

The upper surface at lower cover 104 is established to water conservancy diversion muscle 102, and the secondary air contact in water conservancy diversion muscle 102 and the first secondary air passageway 1011 makes lower cover 104 and secondary air's area of contact increase to make lower cover 104 increase to the heat of secondary air transmission, simultaneously, upper shield 103 upper surface is equipped with water conservancy diversion muscle 102, when making secondary air cover 104 upper surface down, secondary air's flow is more even orderly, thereby makes the flame department that secondary air can even orderly inflow gas-cooker.

Optionally, the flow guiding ribs 102 are disposed on the upper surface of the second top wall 1043 and extend along the radial direction of the second top wall 1043.

Optionally, the plurality of flow guiding ribs 102 are sequentially and uniformly arranged along the circumferential direction of the second top wall 1043.

Optionally, the air guide ribs 102 are disposed on the lower surface of the upper housing 103 and extend in the radial direction of the upper housing 103.

Optionally, the plurality of air guide ribs 102 are sequentially and uniformly arranged along the circumferential direction of the lower surface of the upper cover 103.

The air guide ribs 102 are arranged on the lower surface of the upper cover 103, the air guide ribs 102 are in contact with secondary air in the first secondary air channel 1011, the contact area between the upper cover 103 and the secondary air is increased, heat transferred to the secondary air by the lower cover 104 is increased, meanwhile, the air guide ribs 102 are arranged on the upper surface of the upper cover 103, when the secondary air passes through the upper surface of the lower cover 104, the secondary air is guided by the air guide ribs 102, the flow of the secondary air is more uniform and ordered, and the secondary air can uniformly and orderly flow into flame of the gas stove along the circumferential direction of the energy-collecting cover assembly 10.

As shown in fig. 4, optionally, the upper cover 103 comprises a first upper cover section 1031 and a second upper cover section 1031, wherein the first upper cover section 1031 is inclined downwardly in an outside-in direction; a second upper cover section 1032 is connected inside the first upper cover section 1031, wherein the second upper cover section 1032 is inclined upward in the direction from the outside to the inside, the second upper cover section 1032.

When the secondary air flows in the first secondary air passage 1011, because the first upper cover section 1031 extends downwards along the direction from outside to inside, the contact area between the secondary air and the lower surface of the first upper cover section 1031 is increased, and similarly, because the second upper cover section 1032 extends upwards along the direction from outside to inside, the contact area between the lower surface of the second upper cover 103 section and the secondary air is also increased, so that the contact area between the secondary air and the lower surface of the upper cover 103 is increased, the upper cover 103 can transfer more heat to the secondary air, the preheating effect of the secondary air is improved, the heat required when the secondary air reaches the flame for combustion is reduced, and the heat required by the flame combustion of the gas stove is further reduced.

Optionally, the air flow ribs 102 are provided on the lower surface of the second upper shroud segment 1032.

The lower surface of the second upper cover section 1032 close to the outlet of the first secondary air channel 1011 is provided with a flow guiding rib 102, so that the secondary air is uniformly ordered at the outlet of the first secondary air channel 1011; the space of the first secondary air channel 101 between the second upper cover section 1032 and the lower cover 104 is increased due to the fact that the second upper cover section 1032 inclines upwards along the direction from outside to inside, so that more secondary air can be accumulated between the second upper cover section 1032 and the lower cover 104 through the first secondary air channel 1011, the contact area between the secondary air and the upper cover 103 is increased due to the arrangement of the flow guide ribs 102, the preheating effect of the secondary air is increased, the heat required when the secondary air reaches the flame for combustion is reduced, and the heat required by combustion of the gas stove is further reduced.

Optionally, the air flow ribs 102 extend radially of the second upper shroud segment 1032.

Optionally, the plurality of air guide ribs 102 are uniformly arranged in the circumferential direction of the second upper shroud section 1032.

Optionally, the air guide ribs 102 disposed on the lower surface of the second upper cover 103 section correspond to the air guide ribs 102 disposed on the upper surface of the second top wall 1043, and may also be staggered with each other.

The flame process in which the secondary air reaches the gas range through the first secondary air passage 1011 will be explained as follows:

when the secondary air flows into the first secondary air channel 1011, the secondary air simultaneously contacts the lower surface of the upper cover 103 and the upper surface of the lower cover 104, when the secondary air flows through the lower surface of the upper cover 103, the secondary air flows through the lower surface of the first upper cover section 1031 and then flows to the lower surface of the second upper cover section 1032, both the lower surface of the first upper cover section 1031 and the lower surface of the second upper cover section 1032 are contacted with the secondary air, heat is transferred to the secondary air, the preheating effect of the secondary air is increased, when the secondary air flows through the flow guide ribs 102 on the lower surface of the second upper cover section 1032, the secondary air is uniformly distributed along the circumferential direction of the second upper cover section 1032 and then uniformly and orderly flows out of the first secondary air channel 1011, thereby uniformly and orderly reaching the flame of the gas stove, the secondary air actually reaching the flame of the gas stove is uniformly and orderly in the circumferential direction, and simultaneously, when the secondary air flows through the upper surface of the lower cover 104, the secondary air flows to the upper surface of the second top wall 1043 through the upper surface of the first top wall 1042, the upper surface of the first top wall 1042 and the upper surface of the second top wall 1043 both transfer heat to the secondary air, thereby increasing the preheating effect of the secondary air, when the secondary air flows to the upper surface of the second top wall 1043, the upper surface of the second top wall 1043 is also provided with the flow guiding ribs 102, the secondary air is uniformly and orderly distributed along the circumferential direction of the second top wall 1043, and then uniformly and orderly flows out of the first secondary air channel 1011, so that the secondary air which actually reaches the flame of the gas stove is uniformly and orderly in the circumferential direction, the secondary air which flows through the flow guiding ribs 102 flows to the second end 1022 through the first end 1021, and then flows out of the first secondary air channel 1011, thereby flowing into the flame of the gas stove.

The flame process of the secondary air passing through the secondary air passage 101 to the gas range is explained as follows:

the secondary air passageway 101 includes a first secondary air passageway 1011 and a second secondary air passageway 1012, wherein the secondary air flows into the first secondary air passage 1011 while contacting the lower surface of the upper housing 103 and the upper surface of the lower housing 104, and when flowing through the lower surface of the upper housing 103, the secondary air flows through the lower surface of the first upper housing section 10131, then flows to the lower surface of the second upper cover section 1032, the lower surfaces of the first upper cover section 1031 and the second upper cover section 1032 are both contacted with the secondary air, transfers heat to the secondary air, increases the preheating effect of the secondary air, and when the secondary air flows through the flow guide ribs 102 on the lower surface of the second upper cover section 10132, the secondary air is uniformly distributed along the circumferential direction of the second upper cover 103 section, then evenly and orderly flows out of the first secondary air channel 1011 to evenly and orderly reach the flame of the gas stove, so that the secondary air actually reaching the flame of the gas stove is evenly and orderly in the circumferential direction, meanwhile, when the secondary air flows through the upper surface of the lower housing 104, the secondary air flows to the upper surface of the second top wall 1043 through the upper surface of the first top wall 1042, the upper surface of the first top wall 1042 and the upper surface of the second top wall 1043 both transfer heat to the secondary air, so as to increase the preheating effect of the secondary air, when the secondary air flows through the upper surface of the second top wall 1043, the upper surface of the second top wall 1043 is also provided with the flow guide ribs 102, so that the secondary air is uniformly and orderly distributed along the circumferential direction of the second top wall 1043, then the secondary air flows out of the first secondary air channel 1011 uniformly and orderly to reach the flame of the gas stove uniformly and orderly, so that the secondary air actually reaching the flame of the gas stove is uniformly and orderly in the circumferential direction, flows to the second end part 1022 through the first end part 1021 by the secondary air flowing through the flow guide rib 102, then flows out of the first secondary air channel 1011, and flows into the flame of the gas stove.

When the secondary air flows into the second secondary air passage 1012, the secondary air flows through the lower surface of the first top wall 1042 and then flows to the lower surface of the second top wall 1043, the lower surfaces of the first top wall 1042 and the second top wall 1043 are both contacted with the secondary air, heat is transferred to the secondary air, and the preheating effect of the secondary air is increased.

The disclosed embodiment also provides a gas stove, which comprises the energy gathering cover assembly 10 in any one of the above embodiments. The inclusion of the concentrator cap assembly 10 of any of the embodiments of the first aspect provides the full effectiveness of the concentrator cap assembly 10 of any of the embodiments of the first aspect, and will not be described in detail herein.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A concentrator cap assembly (10),

the energy-gathering cover assembly (10) limits a secondary air channel (101), the energy-gathering cover assembly (10) is provided with a flow guiding rib (102), and the flow guiding rib (102) is located in the secondary air channel (101).

2. The concentrator cap assembly (10) of claim 1,

the flow guiding ribs (102) extend along the radial direction of the energy collecting cover assembly (10).

3. The concentrator cap assembly (10) of claim 1,

the number of the flow guide ribs (102) is multiple, and the flow guide ribs (102) are sequentially arranged along the circumferential direction of the energy-gathering cover assembly (10).

4. The concentrator cap assembly (10) of claim 1, wherein the flow-guiding ribs (102) comprise:

a first end portion (1021);

a second end portion (1022) connected to the first end portion (1021), and the first end portion (1021) and the second end portion (1022) are sequentially disposed along a flow direction of the gas in the secondary air passage (101), wherein a height of the first end portion (1021) is greater than or equal to a height of the second end portion (1022).

5. The concentrator cap assembly (10) of claim 1, comprising:

an upper cover (103);

a lower cover (104) which is positioned below the upper cover (103) and encloses a first secondary air channel (1011) with the upper cover (103);

wherein the secondary air channel (101) comprises the first secondary air channel (1011).

6. The concentrator cap assembly (10) of claim 5, wherein the upper cap (103) comprises:

a first upper cover section (1031) that is inclined downward in a flow direction of gas in the secondary air passage (101);

a second upper cover section (1032) connected to the first upper cover section (1031), the first upper cover section (1031) and the second upper cover section (1032) being sequentially disposed along a flow direction of the gas in the secondary air passage (101), wherein the second upper cover section (1032) is inclined upward along the flow direction of the gas in the secondary air passage (101);

the flow guiding ribs (102) are arranged on the lower surface of the second upper cover section (1032).

7. The concentrator cap assembly (10) of claim 1, further comprising:

a lower cover (104);

a floor (105) located below the lower hood (104), the floor (105) enclosing a second secondary air channel (1012) with the lower hood (104);

wherein the secondary air channel (101) comprises the second secondary air channel (1012).

8. The concentrator cap assembly (10) of claim 7,

the flow guide ribs (102) are arranged on the upper surface of the bottom plate (105).

9. The concentrator cap assembly (10) according to any one of claims 5-8, wherein the lower cap (104) comprises:

a sidewall (1041);

a first top wall (1042) connected to the side wall (1041), the side wall (1041) and the first top wall (1042) being sequentially arranged along a flow direction of the gas in the secondary air channel (101), wherein the first top wall (1042) is inclined downward along the flow direction of the gas in the secondary air channel (101);

a second top wall (1043) connected to the first top wall (1042), the first top wall (1042) and the second top wall (1043) being sequentially arranged along a flow direction of the gas in the secondary air passage (101), wherein the second top wall (1043) is inclined upward along the flow direction of the gas in the secondary air passage (101);

the flow guide ribs (102) are arranged on the lower surface of the second top wall (1043) and/or the upper surface of the second top wall (1043).

10. A gas burner comprising a shaped energy concentrating hood assembly (10) according to any of claims 1 to 9.

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