CN215808641U - Pocket picnic stove - Google Patents

Pocket picnic stove Download PDF

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Publication number
CN215808641U
CN215808641U CN202121966197.6U CN202121966197U CN215808641U CN 215808641 U CN215808641 U CN 215808641U CN 202121966197 U CN202121966197 U CN 202121966197U CN 215808641 U CN215808641 U CN 215808641U
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CN
China
Prior art keywords
air
furnace
side wall
picnic
induced
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Application number
CN202121966197.6U
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Chinese (zh)
Inventor
刘诚
周宇光
刘鑫泽
杨忠丰
王龙
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Inner Mongolia Xinhongqing Energy Technology Development Co ltd
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Inner Mongolia Xinhongqing Energy Technology Development Co ltd
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Priority to CN202121966197.6U priority Critical patent/CN215808641U/en
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Abstract

The application discloses a pocket-size picnic stove, wherein a fire bar is arranged at the bottom in a stove body of the picnic stove and used for placing fuel; the furnace wall of the furnace body of the picnic furnace is made of double-layer guard plates, and a sandwich cavity is formed; the furnace body is provided with an induced air side wall and a non-induced air side wall; an induced draft opening is formed in the bottom of the induced draft side furnace wall; a row of cold air ports leading to the interlayer cavity are formed in the outer part of the air inducing side wall above the air inducing port; a hot air port leading to the interlayer cavity is formed in the non-induced air side wall below the furnace bar; the air outlets are arranged at the furnace mouth in the air inducing side wall and the non-air inducing side wall. This application makes cold wind hot-blast in the intermediate layer intracavity produce the convection current and mixes in advance, and the hot-blast mouth forms from the bottom of fuel and takes out, and the combustible gas that will produce in furnace leads to the fire door, makes hot flue gas, air participate in the top fuel burning, realizes the gasification burning. Because the flame at the fire hole is fully combusted, the middle part of the hearth does not need to form overhigh temperature, the furnace body is protected, the temperature of the inner wall of the hearth is reduced, and the hearth is more durable.

Description

Pocket picnic stove
Technical Field
The present disclosure relates generally to stove technology, and more particularly to a pocket picnic stove.
Background
The existing mini small-sized picnic stove mostly adopts a forced air distribution (blast) gasification structure, and the fuel is wood and biomass particles, so that insufficient combustion is caused due to too small stove body and insufficient oxygen, and further, the problems of non-continuous firepower, more feeding times, smoking and the like exist.
Disclosure of Invention
In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide a pocket-sized picnic stove, which has a grate at the bottom inside the stove body for placing fuel;
the furnace wall of the furnace body of the picnic furnace is made of double-layer guard plates, and a sandwich cavity is formed; the furnace body is provided with an induced air side wall and a non-induced air side wall; an induced draft opening is formed in the bottom of the induced draft side furnace wall;
a row of cold air ports leading to the interlayer cavity are formed in the outer part of the air inducing side wall above the air inducing port;
a hot air port leading to the interlayer cavity is formed in the non-induced air side wall below the fire bars;
and air outlets are arranged at the furnace mouth in the induced air side wall and the non-induced air side wall.
According to the technical scheme provided by the embodiment of the application, an induced draft fan assembly is detachably mounted outside the induced draft side wall; the induced draft fan assembly comprises an induced draft fan and an induced draft plate arranged at an air outlet of the induced draft fan; and the air guide plate is provided with an air outlet communicated with the air guide opening and the cold air opening.
According to the technical scheme provided by the embodiment of the application, the furnace body is provided with a square hearth.
According to the technical scheme provided by the embodiment of the application, clamping strips extend out of two sides of the bottom of the outer wall of the induced air side wall; the induced draft plate is inserted into the clamping strip from top to bottom so as to be fixed on the furnace body.
According to the technical scheme provided by the embodiment of the application, the top of the induced draft plate is extended with an extending edge.
According to the technical scheme provided by the embodiment of the application, a latticed supporting plate is further arranged above the fire bars.
According to the technical scheme that this application embodiment provided, the fire door evenly is equipped with the support bar that stretches out from the furnace body lateral wall to the middle part.
According to the technical scheme provided by the embodiment of the application, the cold air port is triangular, circular or square.
According to the technical scheme, the side wall of the furnace body is made of double-layer guard plates, so that a sandwich cavity is formed; an induced draft opening is formed in the bottom of the induced draft side furnace wall, and a row of cold air openings leading to the interlayer cavity are formed above the induced draft opening; a hot air port leading to the interlayer cavity is formed in the non-induced air side wall below the fire bars; cold air from the cold air port and hot air from the hot air port both come out from the air outlet at the furnace opening, the cold air and the hot air generate convection premixing in the interlayer cavity, the hot air port forms reverse pumping from the bottom of the fuel, and combustible gas generated in the hearth is led to the furnace opening, and the furnace opening has richer oxygen, so that the cold air and the hot air can be fully vaporized at the furnace opening, and then the cold air and the hot air are fully combusted; so that the hot flue gas and air participate in the combustion of the top fuel to realize gasification combustion. Because the flame at the fire hole is fully combusted, the middle part of the hearth does not need to form overhigh temperature, the furnace body is protected, the temperature of the inner wall of the hearth is reduced, and the hearth is more durable.
According to the technical scheme that this application embodiment provided, through designing detachable induced air fan subassembly for the furnace body of this application not only can the nature induced air, also can force the induced air, and combustion effect is better.
According to the technical scheme that this application embodiment provided, through the latticed tray of design for the furnace body of this application not only can be applicable to the burning of honeycomb briquette, also can be applicable to the burning of timber, living beings, biological granule.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of example 1 of the present application;
FIG. 2 is a cross-sectional view of the present application in example 1;
FIG. 3 is a cross-sectional view taken along plane A-A of FIG. 2;
FIG. 4 is a schematic structural diagram of embodiment 2 of the present application;
fig. 5 is a schematic cross-sectional structure diagram of embodiment 2 of the present application.
Reference numbers in the figures: 1. a fire bar; 2. an interlayer cavity; 3. an induced draft sidewall; 4. a non-air inducing sidewall; 5. an air inducing port; 6. a cold air port; 7. a hot air port; 8. a furnace mouth; 9. an air outlet; 11. an induced draft fan; 12. an air induction plate; 13. an air outlet; 14 clamping bars; 15 support bars.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 3, the embodiment provides a pocket-sized picnic stove, wherein a fire bar 1 is arranged at the bottom inside the stove body of the picnic stove and used for placing fuel;
the furnace wall of the furnace body of the picnic furnace is made of double-layer guard plates, and an interlayer cavity 2 is formed; the furnace body is provided with an induced air side wall 3 and a non-induced air side wall 4; an induced draft opening 5 is formed in the bottom of the induced draft side furnace wall 3;
a row of cold air ports 6 leading to the interlayer cavity 2 are formed in the outer part of the air inducing side wall above the air inducing port 5;
a hot air port 7 leading to the interlayer cavity 2 is formed in the non-induced air side wall 3 below the fire bar 1;
and an air outlet 9 is arranged at the furnace mouth 8 in the induced air side wall 3 and the non-induced air side wall 4.
Cold air from the cold air port 6 and hot air from the hot air port 7 both come out from the air outlet 9 at the furnace mouth 8, the cold air and the hot air generate convection premixing in the interlayer cavity 2, the hot air port forms reverse pumping from the bottom of the fuel, and the flue gas generated in the hearth is led to the furnace mouth, and as the flue gas contains combustible substances and the furnace mouth has richer oxygen, the combustible substances are vaporized and combusted at the furnace mouth, so that the combustion is more sufficient; because the flame at the fire hole is fully combusted, the middle part of the hearth does not need to form overhigh temperature, the furnace body is protected, the temperature of the inner wall of the hearth is reduced, and the furnace is more durable.
In the embodiment, the furnace body is provided with the square hearth, so that a larger fuel containing space can be provided; for example, when the special square honeycomb briquette, such as square carbon-based honeycomb briquette, is matched, the combustion effect is better. The square hearth enables the interlayer cavity 2 to be composed of four mutually vertical and communicated parts, and then the air inlet direction can be disturbed, so that cold air and hot air can generate more violent premixing in the interlayer cavity.
In this embodiment, a grid-shaped supporting plate is further arranged above the grate, so that flaky and granular fuels, such as wood, biomass and the like, can be added into the furnace body, and the application range is wider.
In this embodiment, the cold air inlet is triangular, circular or square. Preferably triangular.
In other embodiments, the cooling air port may be in other regular or irregular shapes.
In other embodiments, the furnace mouth is uniformly provided with support bars 15 extending from the side walls of the furnace body to the middle part. The support strip 15 facilitates the stable placement of the cookware and also facilitates the erection of a certain space between the cookware and the fire hole for oxygen to enter.
Example 2
As in fig. 4 and 5; in this embodiment, on the basis of embodiment 1, an induced draft fan assembly is detachably mounted outside the induced draft side wall 3; the induced draft fan assembly comprises an induced draft fan 11 and an induced draft plate 12 arranged at an air outlet of the induced draft fan 11; and an air outlet 13 communicated with the air induction port and the cold air port is arranged on the air induction plate 12.
Clamping strips 14 extend out of two sides of the bottom of the outer wall of the induced air side wall 3; the induced draft plate 12 is inserted into the clamping strip 14 from top to bottom to be fixed on the furnace body.
Preferably, the top of the air guiding plate 12 extends with an extension edge, so that the air outlet 13 can be better communicated with the cold air outlet 6.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (8)

1. A pocket-sized picnic stove is characterized in that a fire bar is arranged at the bottom in a stove body of the picnic stove and used for placing fuel;
the furnace wall of the furnace body of the picnic furnace is made of double-layer guard plates, and a sandwich cavity is formed; the furnace body is provided with an induced air side wall and a non-induced air side wall; an induced draft opening is formed in the bottom of the induced draft side furnace wall;
a row of cold air ports leading to the interlayer cavity are formed in the outer part of the air inducing side wall above the air inducing port;
a hot air port leading to the interlayer cavity is formed in the non-induced air side wall below the fire bars;
and air outlets are arranged at the furnace mouth in the induced air side wall and the non-induced air side wall.
2. The pocket-sized picnic furnace of claim 1, wherein an induced draft fan assembly is detachably mounted outside the induced draft side wall; the induced draft fan assembly comprises an induced draft fan and an induced draft plate arranged at an air outlet of the induced draft fan; and the air guide plate is provided with an air outlet communicated with the air guide opening and the cold air opening.
3. The pocket-sized picnic oven of claim 1, wherein the oven body has a square firebox.
4. The pocket-sized picnic furnace according to claim 2, wherein clamping strips extend from two sides of the bottom of the outer wall of the air inducing side wall; the induced draft plate is inserted into the clamping strip from top to bottom so as to be fixed on the furnace body.
5. The pocket-sized picnic oven of claim 2, wherein the top of the air-inducing plate has an extended rim protruding therefrom.
6. The pocket-sized picnic oven according to any one of claims 1-5, wherein a grid-shaped support plate is further provided above the fire bars.
7. The pocket-sized picnic stove according to any one of claims 1 to 5, wherein the stove mouth is uniformly provided with support bars extending from the side walls of the stove body to the middle.
8. The pocket-sized picnic oven according to any one of claims 1 to 5, wherein the cool air port is triangular, circular or square.
CN202121966197.6U 2021-08-20 2021-08-20 Pocket picnic stove Active CN215808641U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121966197.6U CN215808641U (en) 2021-08-20 2021-08-20 Pocket picnic stove

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121966197.6U CN215808641U (en) 2021-08-20 2021-08-20 Pocket picnic stove

Publications (1)

Publication Number Publication Date
CN215808641U true CN215808641U (en) 2022-02-11

Family

ID=80149340

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121966197.6U Active CN215808641U (en) 2021-08-20 2021-08-20 Pocket picnic stove

Country Status (1)

Country Link
CN (1) CN215808641U (en)

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