CN204345749U - Burner flame energy gathering cap - Google Patents

Abstract

The utility model discloses a kind of burner flame energy gathering cap, comprise cover body, cover body is provided with burner installing hole, it is characterized in that, the upper surface of described cover body is provided with several piece flame flow deflector, each flame flow deflector is pressed toward the arrangement of peripheral direction order in the middle part of cover body, and surround and be interconnected and form multiple field passage of flame, passage of flame is communicated with described burner installing hole; This kind of flame energy gathering cap, is formed by inner multiple field passage of flame outward at cover body upper surface, the length of passage of flame is extended, thus extends pot body heated time, improve heat exchanger effectiveness, significantly improve the thermal efficiency, and structure is simple, can monoblock cast.

Description

Burner Flame Focus Hood

technical field

The utility model relates to a flame heat energy gathering device of a burner, in particular to a flame energy gathering cover for gathering the flame heat energy of a gas stove and a steamed stove head and transferring it to a pot body.

Background technique

At present, the combustion method of most gas stoves is that the premixed air is combusted by a fire extinguisher or burned by a soy-fired burner and then directly heats the bottom of the pot. The bottom of the pot is heated by the outer flame of the flame. At the same time, the air near the combustion area is heated to a very high temperature, and most of the heat is dissipated into the air without being absorbed by the pot body; there is an obvious phenomenon, when cooking, stop the spatula and put the spatula handle in the pot. When it comes out of the pot, it won't take long. If it is a spatula with a metal handle, it will be too hot to lift, and the handles on both sides of the pot will be hot. After more than 10 minutes of using the Chinese food stir-fry stove, the refractory bricks at the chimney outlet of the furnace have turned red, and the water in the tail pot using the waste heat from the flue has boiled, indicating that a lot of heat energy is wasted, which obviously consumes a lot of energy.

Utility model content

In order to overcome the above-mentioned deficiencies in the prior art gas stoves and smoky wind burners that the combustion flame of the burner burns the pot body shortly, and the flame heat energy is wasted in vain, a kind of burner flame energy gathering cover is provided, and the flame energy gathering cover can not only extend the pot body Heating time, improve heat exchange efficiency, significantly improve thermal efficiency.

The technical scheme that the utility model solves its technical problem adopts is:

The burner flame energy-gathering cover includes a cover body, and the cover body is provided with burner installation holes. Arranged in order in the circumferential direction, they are surrounded by interconnected and multi-layered flame channels, and the flame channels are connected with the installation holes of the furnace head; this type of flame energy-gathering cover forms a multi-layered flame from the inside to the outside on the upper surface of the cover. The channel extends the length of the flame channel, thereby prolonging the heating time of the pot body, improving the heat exchange efficiency, and obviously improving the thermal efficiency, and the structure is simple and can be integrally cast.

The utility model can also adopt the following technical measures to solve:

As a more preferred solution, the height of the flame channel is gradually changed from low to high in the direction from the middle of the cover to the outer periphery, and the highest end of the flame guide plate on the outermost layer of the flame channel is higher than or equal to that of the same flame channel. The highest end of other flame deflectors; when in use, the pot body sits on the cover body, and the bottom of the pot body is attached to the outermost flame deflector of the flame energy gathering cover, so that the outermost flame deflector of the flame channel , The combustion furnace is formed between the bottom of the pot body and the top of the burner head, and the height of the combustion furnace gradually narrows from the center from the inside to the outside until the bottom of the pot body fits with the outermost flame deflector of the flame channel, so that the pot body The bottom and the flame deflector on the outermost layer of the flame channel play an isolation role to prevent the large heat generated by the flame (especially the external flame) from being quickly dissipated into the air, and the flame energy-gathering cover can also absorb excess flame Heat energy forms radiant energy, superimposed flame heat energy and then conducts to the pot body, which can obviously further improve thermal efficiency.

As a more preferred solution, the burner installation hole is arranged in the center of the upper surface of the cover body, and the upper surface of the cover body is provided with a plurality of flame deflectors in order from the burner installation hole toward the outer circumference, so as to be surrounded by a central The flame channel extending to the outer periphery, like this, forms the flame channel with the center as the entrance, and its outermost flame deflector as the edge, forming a flame channel from the inside to the outside.

As a more specific solution, each layer of flame passages on the upper surface of the cover is surrounded by one or more flame deflectors centered on the burner head installation hole to form an annular flame passage with a gap, and the gap serves as a flame A communication port between adjacent layers of a channel.

As a more preferred solution, the annular flame channels on the upper surface of each layer of the cover body have the same width, so that the bottom of the pot body is evenly heated.

As another embodiment, the upper surface of the cover body is provided with several fan-shaped split sheets according to its circumferential direction, the inner ends of the fan-shaped split sheets are connected to the burner installation holes, and the outer ends extend to the upper surface of the cover body. The outer edge of the cover body is divided into at least three fan-shaped bodies, and each fan-shaped body forms an independent multi-layer flame channel extending from the middle to the outer periphery; this scheme, through the cover The upper surface of the body is at least divided into three parts to form independent multi-layer flame passages, which can also achieve the purpose of the utility model.

As the above embodiment, a further preferred solution, the edges on both sides of each fan-shaped body are fan-shaped segmented sheet-shaped bodies, and the upper surface of the cover is from the middle to the outer periphery, and the fan-shaped segmented sheet-shaped bodies on both sides are respectively divided by The corresponding flame deflectors are connected in a staggered order, and the gap between the other end of the flame deflector and the unconnected fan-shaped segment forms a gap to communicate with the adjacent two layers of flame passages, and the flame passages Inside, the highest end of the outermost flame deflector is higher than the highest end of the other flame deflectors.

The flame deflector and/or fan-shaped segmented sheet-shaped body is wavy, or V-shaped, or in-line, or arc-shaped sheet-shaped body.

The flame passages on each fan-shaped body are from the middle to the outer periphery, between the two adjacent layers of flame passages, the length of the flame passages in the inner layer is shorter than the length of the flame passages in the outer layer; on the same flame passage, The inner and outer layers are divided into flame channel sections of different lengths. From the innermost layer of flame channel to the outermost layer of flame channel, the length of the flame channel section is designed to be longer and longer, which is more suitable for the bottom of the pot body toward the outer circumference. The design with larger heating surface makes all parts of the pot body heated more evenly.

The cross-section of the cover body can be in the shape of a concave arc or in the shape of wings, and the bottom of the cover body is provided with a heat-insulating body, which is a high-temperature-resistant heat-insulation cotton fixed by a metal mesh or a heat-resistant cotton directly covered. Composed of high-temperature heat-insulating paint to play the role of heat preservation and effectively prevent heat loss.

The angle between the flame deflector and the upper surface of the cover body is less than or equal to 180 degrees, such as: 90 degrees, 130 degrees, etc.; As long as a flame passage of a certain length can be formed on the upper surface of the cover body.

The beneficial effects of the utility model are as follows:

(1) This type of flame energy gathering cover forms a multi-layer flame channel from the inside to the outside on the upper surface of the cover body, so that the length of the flame channel is extended, thereby prolonging the heating time of the pot body, improving the heat exchange efficiency, and significantly improving the thermal efficiency. Moreover, the structure is simple and can be integrally cast.

(2) Furthermore, the height of the flame passage gradually changes from low to high in the direction from the middle of the cover to the outer periphery, and the highest end of the flame deflector on the outermost layer of the flame passage is higher than or equal to that of other flames in the same flame passage. The highest end of the deflector; when in use, the pot body sits on the cover body, and the bottom of the pot body is attached to the outermost flame deflector of the flame energy gathering cover, so that the outermost flame deflector of the flame channel and the pot The combustion furnace is formed between the bottom of the body and the top of the burner, and the height of the combustion furnace gradually narrows from the center from the inside to the outside until the bottom of the pot body fits with the outermost flame deflector of the flame channel, so that the bottom of the pot body and the outermost flame deflector of the flame channel The flame deflectors on the outermost layer of the flame channel play an isolation role to prevent the large heat generated by the flame (especially the external flame) from being quickly dissipated into the air, and the flame energy gathering cover can also absorb excess flame heat energy, Radiant energy is formed, superimposed flame heat energy is then conducted to the pot body, and the thermal efficiency can be further improved obviously.

(3) In addition, the upper surface of the cover is divided into at least three fan-shaped bodies by arranging several fan-shaped dividing sheets, and each fan-shaped body constitutes an independent multi-layer structure extending from the middle to the outer periphery. Flame channel; this scheme, by dividing the upper surface of the cover body into at least three, and forming independent multi-layered flame channels, not only can realize the purpose of the utility model, but also form a plurality of individual flame channels on the upper surface of the cover body. The independent multi-layer flame channel has higher thermal efficiency.

(4) This type of flame energy gathering cover is also equipped with a heat insulating body at the bottom of the cover body, which is composed of high temperature resistant heat insulating cotton fixed by metal mesh or directly covered with high temperature resistant heat insulating paint, so as to play The function of heat preservation can effectively prevent heat loss.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a schematic diagram of Embodiment 1 of the burner flame energy gathering cover of the utility model.

Fig. 2 is a schematic diagram of Embodiment 2 of the burner flame energy gathering cover of the utility model.

Fig. 3 is a sectional view taken along line II of Fig. 2 .

Fig. 4 is a schematic diagram of cooperation between the flame energy gathering hood of Fig. 3 and the round-bottomed pot body.

Fig. 5 is a schematic diagram corresponding to Fig. 4 of Embodiment 3 of applying the burner flame energy gathering cover.

Detailed ways

Embodiment 1: As shown in Figure 1, a burner flame energy gathering cover includes a cover body 1, and the cross section of the cover body 1 can be in the shape of a concave arc or a wing; the cover body 1 is provided with a burner The installation hole 2, the burner installation hole 2 is arranged in the center of the upper surface of the cover body 1, and it is characterized in that, the upper surface of the cover body 1 is provided with several flame deflectors 5, and each flame deflector 5 is arranged according to the cover body 1 The middle part is arranged in sequence toward the outer circumference, and is surrounded to communicate with each other and form a multi-layer flame passage 4. The flame passage 4 communicates with the burner installation hole 2. The flame passage 4 is from the middle of the cover body 1 to the outer circumference. Gradually changing from low to high, the highest end 51 of the flame deflector 5 surrounding the outermost layer of the flame passage 4 is higher than or equal to the highest end of other flame deflectors 5 of the same flame passage 4 .

As shown in FIG. 1 , the upper surface of the cover body 1 is provided with a plurality of flame deflectors 5 sequentially from the furnace head installation hole 2 toward the outer periphery, so as to enclose a flame channel 4 extending from the center to the outer periphery; and, Each layer of flame channels 4 on the upper surface of the cover body 1 is surrounded by one or more flame deflectors 5 centering on the burner installation hole 2 to form an annular flame channel 4 with a gap 41 .

In order to make the pot body heated evenly, the widths of the ring-shaped flame channels 4 of each layer on the upper surface of the cover body 1 are the same.

Embodiment 2: As shown in Fig. 2 and Fig. 4, this embodiment is based on the above-mentioned embodiment 1, in order to make the concave arc-shaped cover body 1 cooperate with the round-bottomed pot body 10, on the upper surface of the cover body 1 According to its circumferential direction, several fan-shaped split sheets 71, 72 are arranged. The inner ends of the fan-shaped split sheets 71, 72 are connected to the burner installation hole 2, and the outer ends extend to the outer edge of the upper surface of the cover body 1, so as to The upper surface of the cover body 1 is divided into eight equal parts of the fan-shaped body 7, as shown in the figure, the cover body 1 is divided into eight equal parts of the fan-shaped body 7 by eight fan-shaped segmentation sheet bodies 71,72, each fan-shaped body Each flame deflector 5 in the shape body 7 and its two side fan-shaped segmented sheet-like bodies 71, 72 form an approximately radial shape, and each fan-shaped body 7 forms an independent multi-layered flame extending from the middle to the outer periphery. channel 4.

Wherein, the two side edges on each fan-shaped body 7 are fan-shaped segmented sheet-shaped bodies 71, 72, and the upper surface of the cover body 1 is from the middle to the outer peripheral direction, and the fan-shaped segmented sheet-shaped bodies 71, 72 on both sides are respectively arranged according to each other. The corresponding flame deflectors 5 are connected in a staggered order, and the gaps 41 formed between the other end of the flame deflector 5 and the unconnected fan-shaped segmented sheets 71 and 72 form a gap 41 to communicate with the adjacent two-layer flame passages. 4, and in the flame passage 4, the highest end 51 of the outermost flame deflector 5 is higher than the highest end 51 of the other flame deflectors 5; of course, the highest end of the outermost flame deflector 5 51 can also be equal to each layer of flame deflectors 5 adjacent to the position, but preferably higher than the highest end of each layer of flame deflectors 5 near the central direction, so that the bottom of the pot body 10 is closest to the flame energy gathering cover. The flame deflector 5 of the outer layer is bonded so that the flame deflector 5 of the outermost layer of the flame channel, the bottom of the pot body 10, and the top of the burner 15 form a combustion furnace 11, and the height of the combustion furnace 11 is from the center to the inside. gradually narrows outward.

The flame passage 4 on each fan-shaped body 7 is from the middle to the outer circumference direction, between its adjacent two layers of flame passages, the length of the flame passage of the inner layer is less than the length of the flame passage of the outer layer; this same flame passage On 4, be divided into the flame channel section of different lengths by each layer inside and outside, by the innermost layer flame channel direction toward the outermost layer flame channel direction, the length of its flame channel section adopts more and more longer design, is more suitable for pot body 10 bottom more In the direction of the outer periphery, the larger the heating surface is designed, the more uniform the heating of the various parts of the pot body 10 is made.

Wherein, the bottom of the cover body 1 is provided with a thermal insulation body 8, which is composed of high-temperature-resistant heat-insulation cotton fixed by metal mesh or directly covered with high-temperature-resistant heat-insulation paint.

The flame deflector 5 can be wavy, or V-shaped, or in-line, or arc-shaped sheet; the fan-shaped segmented sheet 7 can be wavy, or V-shaped, in-line, or Arc flakes.

This type of flame energy gathering cover forms a multi-layered flame channel 4 from inside to outside on the upper surface of the cover body 1, and cooperates with the highest end 51 of the outermost flame deflector 5 of the flame channel 4 to be higher than other flame channels of the same flame channel. The feature of the highest end of the flame deflector, when in use, the pot body 10 sits on the cover body 1, and the bottom of the pot body 10 fits with the flame deflector 5 on the outermost layer of the flame energy gathering cover, so that the flame passage is the outermost The combustion furnace 11 is formed between the flame deflector 5 of the layer, the bottom of the pot body 10, and the top of the burner 15, and the height of the combustion furnace 11 gradually narrows from the center to the outside, until the pot body 10 and the flame passage 4 are outermost. Layer flame deflector 5 fits, in view of flame passage 4 is extended, and, by the isolation effect between the bottom of pot body 10 and the flame deflector 5 of flame passage 4 outermost layer, avoids flame (particularly outer flame) ) is quickly dissipated into the air, which can not only prolong the heating time of the pot body 10, but also improve the heat exchange efficiency, and the flame energy gathering cover can also absorb excess flame heat energy to form radiant energy, superimposed flame heat energy and then to The pot body 10 is conductive, which obviously improves the thermal efficiency; and the structure is simple, and it can be integrally cast.

Embodiment 3, as shown in Figure 5, this embodiment is similar to the above-mentioned embodiment 2, the difference is: the cover body 1 is set to a wing shape in cross section, to meet the use needs of another pot body 10 shape , which will not be described in detail here.

Of course, the cross-section of the cover body 1 of the present invention can also be in other shapes to meet the needs of different pots. Therefore, the present invention does not limit the shape of the cover body 1 exclusively.

In addition, in the above-mentioned embodiments, the angle a between the flame deflector 5 and the upper surface of the cover body 1 is less than or equal to 180 degrees; that is to say, the flame deflector 5 can be set horizontally or with a certain inclination On the upper surface of the cover body 1, as long as a flame channel 4 of a certain length can be formed.

Claims (11)

1. burner flame energy gathering cap, comprise cover body (1), cover body (1) is provided with burner installing hole (2), it is characterized in that, the upper surface of described cover body (1) is provided with several piece flame flow deflector (5), each flame flow deflector (5) is by cover body (1) middle part toward the arrangement of peripheral direction order, and surround and be interconnected and form multiple field passage of flame (4), passage of flame (4) is communicated with described burner installing hole (2).

2. burner flame energy gathering cap according to claim 1, it is characterized in that, described passage of flame (4) is from cover body (1) middle part toward peripheral direction, its height from low toward high gradual change, and is around in the most significant end of most significant end greater than or equal to other flame flow deflector (5) of same passage of flame (4) of passage of flame (4) outermost flame flow deflector (5).

3. burner flame energy gathering cap according to claim 1 or 2, it is characterized in that, described burner installing hole (2) is arranged on the central authorities of cover body (1) upper surface, cover body (1) upper surface is provided with polylith flame flow deflector (5) by burner installing hole (2) in order towards peripheral direction, to be enclosed to form by the passage of flame (4) of central authorities Zhou Yanshen outward.

4. burner flame energy gathering cap according to claim 3, it is characterized in that, every one deck passage of flame (4) of described cover body (1) upper surface by one or more flame flow deflector (5) centered by burner installing hole (2), be enclosed to form the circular passage of flame (4) with breach (41).

5. burner flame energy gathering cap according to claim 4, it is characterized in that, the width of the circular passage of flame of each layer (4) of described cover body (1) upper surface is identical.

6. burner flame energy gathering cap according to claim 4, it is characterized in that, the upper surface of described cover body (4) is provided with several piece fan-segmentation plates (7) by its circumferencial direction, the inner of fan-segmentation plates (7) connects burner installing hole (2), its outer end extends to the outward flange of cover body (1) upper surface, the upper surface of cover body (1) to be divided into the fan shape body (7) of at least three parts, form independently in every a fan shape body (7), by the multiple field passage of flame (4) of middle part Zhou Yanshen outward.

7. burner flame energy gathering cap according to claim 6, it is characterized in that, both sides of the edge on described every a fan shape body (7) are fan-segmentation plates (71, 72), cover body (1) upper surface is from middle part toward peripheral direction, both sides fan-segmentation plates (71, 72) corresponding flame flow deflector (5) is connected by mutual stagger order respectively, the other end and the fan-segmentation plates (71 be not connected of flame flow deflector (5), 72) gap had between forms breach (41), to be communicated with adjacent two-layer passage of flame (4), and in this passage of flame (4), the most significant end of its outermost flame flow deflector (5) is higher than the most significant end of other flame flow deflector (5).

8. burner flame energy gathering cap according to claim 6, it is characterized in that, described flame flow deflector (5) and/or fan-segmentation plates (7) are waveform, or V-arrangement, or yi word pattern, or arc-shaped flaky body.

9. burner flame energy gathering cap according to claim 6, it is characterized in that, passage of flame (4) on described every a fan shape body (7) is from middle part toward peripheral direction, and between its adjacent two-layer passage of flame, passage of flame (4) length of internal layer is less than outer field passage of flame length.

10. burner flame energy gathering cap according to claim 1 or 2, it is characterized in that, the cross section of described cover body (1) is concave arc shape or wing shape, and the bottom of cover body (1) is provided with heat-insulation and heat-preservation body (8), it is that the high temperature resistant heat insulation high temperature resistant heat insulation coating that is cotton or that directly cover fixed by wire netting is formed.

11. burner flame energy gathering caps according to claim 1, it is characterized in that, the angle a between described flame flow deflector (5) and cover body (1) upper surface is less than or equal to 180 degree.