CN218295800U - Portable outdoor smokeless firewood stove - Google Patents

Abstract

The utility model discloses a portable outdoor smokeless firewood stove, which comprises an outer stove body, a middle stove body, an inner stove body and an air supply device; the upper end of the outer furnace body is provided with a feed inlet; the middle furnace body is arranged in the outer furnace body and completely seals the airflow between the outer furnace body and the inner furnace body; the inner furnace body is arranged in the middle furnace body, an air supply cavity is formed between the outer wall of the inner furnace body and the inner wall of the middle furnace body, a combustion chamber is arranged in the inner furnace body and located below the feed port, and an opening in the upper end of the combustion chamber is communicated with the feed port. Set up middle furnace body in outer furnace body and totally enclosed the air current between outer furnace body and the interior furnace body through the setting to effectively prevent that flame from scurrying in disorder, realize outdoor safe with fire, and the cooperation sets up air supply arrangement, utilize air supply arrangement can control the air inlet, thereby realize that fuel smokeless burning, the firepower is concentrated, saves fuel, and the ashes after the abundant burning is minimum and no smoke discharges, realizes outdoor civilization with fire, reduces the influence to the environment.

Description

Portable Outdoor Smokeless Wood Stove

technical field

The utility model relates to the technology in the field of firewood stoves, in particular to a portable outdoor smokeless firewood stove.

Background technique

With the development of science and technology, the ground pots originally located in rural kitchens have gradually withdrawn from the market and replaced by iron and flexible wood stoves, because wood stoves can cook a large amount of food and produce food that cannot be produced by other cooking utensils. Food, therefore widely used.

The furnace seat group in the furnace wall of the existing firewood stove is an annular cylinder cavity structure. There are multiple air holes on the inner side wall of the annular cylinder cavity structure and only one air inlet hole on the upper side, and the annular cylinder cavity structure A furnace is placed on the cavity structure to facilitate the burning of firewood.

The structure of the above-mentioned wood-burning stove is relatively simple, the flame is easy to run wild, and the fuel is difficult to burn fully, and it is easy to generate a large amount of smoke and pollute the environment. Therefore, it is necessary to improve current firewood stoves.

Utility model content

In view of this, the utility model aims at the deficiencies of the prior art, and its main purpose is to provide a portable outdoor smokeless wood stove, which can effectively solve the problem that the flames of the existing firewood stoves are easy to scatter and the fuel is difficult to fully burn when they are in use. , It is easy to produce a lot of smoke.

In order to achieve the above object, the utility model adopts the following technical solutions:

A portable outdoor smokeless firewood stove, comprising an outer furnace body, an intermediate furnace body, an inner furnace body and an air supply device; the upper end of the outer furnace body has a feeding port; Close the air flow between the outer furnace body and the inner furnace body; the inner furnace body is arranged in the middle furnace body, and an air supply cavity is formed between the outer wall of the inner furnace body and the inner wall of the middle furnace body, and the inner furnace body has a combustion chamber Chamber, the combustion chamber is located below the feed inlet, the upper opening of the combustion chamber is directly connected to the feed inlet, and the outer wall of the inner furnace body is provided with a ventilation hole connecting the combustion chamber and the air supply cavity; the air supply device It is arranged on the outer furnace body, and the air outlet of the air supply device is connected with the air supply cavity.

Preferably, the bottom of the outer furnace body is provided with a foldable first support frame.

Preferably, a foldable second support frame is provided on the top periphery of the outer furnace body.

Preferably, the feed inlet is trapezoidal.

Preferably, the upper opening of the combustion chamber is funnel-shaped.

Preferably, there are multiple ventilation holes, which are distributed on the upper and lower outer walls of the inner furnace body.

Preferably, an anti-scald handle is provided on the outer surface of the outer furnace body, and the anti-scald handle is in an inverted L shape.

Preferably, the air supply device includes a protective shell, a fan, a wind speed adjustment switch and a power interface. Connected to the air supply cavity, the wind speed adjustment switch and the power interface are both arranged on the protective shell, the wind speed adjustment switch is electrically connected to the fan, and the power interface is electrically connected to the wind speed adjustment switch.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be known from the above technical solutions:

By setting the middle furnace body in the outer furnace body and completely closing the airflow between the outer furnace body and the inner furnace body, the flames can be effectively prevented from running wild, and the outdoor safe use of fire can be realized. The device can control the air intake, so as to realize the smokeless combustion of fuel, concentrate the firepower, save fuel, and have very little ashes and no smoke emission after full combustion, so as to realize outdoor civilized fire and reduce the impact on the environment.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the preferred embodiment of the utility model;

Fig. 2 is a sectional view of a preferred embodiment of the present invention.

Explanation of the accompanying drawings:

10. Outer furnace body 11. First supporting frame

12. The second support frame 13. Anti-scalding handle

101. Feed port 20. Intermediate furnace body

21. Air supply cavity 30. Inner furnace body

31. Combustion chamber 32. Ventilation hole

40. Air supply device 41. Protective shell

42. Wind speed adjustment switch 43. Power interface

detailed description

Please refer to FIGS. 1 to 2 , which show the specific structure of a preferred embodiment of the present invention, including an outer furnace body 10 , an intermediate furnace body 20 , an inner furnace body 30 and an air supply device 40 .

The upper end of the outer furnace body 10 has a feed inlet 101, and the outer furnace body 10 plays the role of overall support and protection. In this embodiment, the feed inlet 101 is trapezoidal; the bottom of the outer furnace body 10 is provided with a foldable first support frame 11, so as to support the product on the ground, there are four first support frames 11, It is evenly distributed on the bottom periphery of the outer furnace body 10, and the quantity of the first support frame 11 is not limited; There are four, which are evenly distributed on the top periphery of the outer furnace body 10, and the number of the second support frame 12 is not limited; the outer surface of the outer furnace body 10 is provided with an anti-scald handle 13, which is in the shape of an inverted L shape to lift the product.

The intermediate furnace body 20 is disposed in the outer furnace body 10 and completely seals the airflow between the outer furnace body 10 and the inner furnace body 30 . In this embodiment, the intermediate furnace body 20 is suspended in the outer furnace body 10 .

The inner furnace body 30 is arranged in the intermediate furnace body 20, and an air supply cavity 21 is formed between the outer wall of the inner furnace body 30 and the inner wall of the intermediate furnace body 20. There is a combustion chamber 31 in the inner furnace body 30, and the combustion chamber 31 Located below the feed port 101, the upper opening of the combustion chamber 31 communicates directly with the feed port 101, and the outer wall of the inner furnace body 30 is provided with a ventilation hole 32 communicating between the combustion chamber 31 and the air supply cavity 21; In the embodiment, the inner furnace body 30 is suspended in the middle furnace body 20, and the upper end opening of the combustion chamber 31 is in the shape of a funnel, which is convenient for fuel to enter. and lower outer wall.

The air supply device 40 is arranged on the outer furnace body 10 , and the air outlet of the air supply device 40 communicates with the air supply cavity 21 . Specifically, the air supply device 40 includes a protective shell 41, a fan (not shown in the figure), a wind speed adjustment switch 42 and a power interface 43. The protective shell 41 is arranged on the outer surface of the lower end of the outer furnace body 10. The fan is set Inside the protective case 41, the output end of the fan is connected to the air supply cavity 21 through a pipe (not shown in the figure). The wind speed adjustment switch 42 and the power interface 43 are both arranged on the protective case 41. The power interface 43 is electrically connected to the wind speed adjustment switch 42 .

The method of use of this embodiment is described in detail as follows:

Dry branches, leaves, weeds, animal excrement and other various fuels are ignited and put into the combustion chamber 31, and the air supply device 40 is opened, so that the air supply device 40 continuously supplies air to the air supply cavity 21, and then the The ventilation holes 32 supply air to the combustion chamber 31, so as to realize the smokeless combustion of the fuel, and the firepower is concentrated to save fuel. The body can prevent the flame from running wild and realize the safe use of fire outdoors. This product is suitable for a variety of outdoor scenes, such as picnics, barbecues, heating, etc.

The key point of the design of the utility model is: by setting the middle furnace body in the outer furnace body and completely closing the air flow between the outer furnace body and the inner furnace body, to effectively prevent the flames from running around and realize outdoor safe use of fire, and cooperate with The air supply device is set up, and the air intake can be controlled by the air supply device, so as to realize the smokeless combustion of fuel, concentrate the firepower, save fuel, and the ashes after full combustion are very small and smoke-free, so as to realize the outdoor civilized fire and reduce the impact on the environment. Impact.

The technical principles of the present utility model have been described above in conjunction with specific embodiments. These descriptions are only for explaining the principle of the utility model, and cannot be construed as limiting the protection scope of the utility model in any way. Based on the explanations herein, those skilled in the art can think of other specific implementation modes of the present utility model without creative work, and these modes will all fall within the protection scope of the present utility model.

Claims (8)

1. The utility model provides a portable outdoor smokeless firewood stove which characterized in that: comprises an outer furnace body, a middle furnace body, an inner furnace body and an air supply device; the upper end of the outer furnace body is provided with a feed inlet; the intermediate furnace body is arranged in the outer furnace body and completely seals the airflow between the outer furnace body and the inner furnace body; the inner furnace body is arranged in the middle furnace body, an air supply cavity is formed between the outer wall of the inner furnace body and the inner wall of the middle furnace body, a combustion chamber is arranged in the inner furnace body and is positioned below the feed port, the upper end opening of the combustion chamber is opposite to and communicated with the feed port, and the outer wall of the inner furnace body is provided with a vent hole communicated between the combustion chamber and the air supply cavity; the air supply device is arranged on the outer furnace body, and an air outlet of the air supply device is communicated with the air supply cavity.

2. A portable outdoor smokeless wood fire as defined in claim 1, wherein: the bottom of the outer furnace body is provided with a foldable first support frame.

3. A portable outdoor smokeless wood fire as recited in claim 1 wherein: and a foldable second support frame is arranged on the periphery of the top of the outer furnace body.

4. A portable outdoor smokeless wood fire as defined in claim 1, wherein: the feed inlet is trapezoidal.

5. A portable outdoor smokeless wood fire as defined in claim 1, wherein: the upper end opening of the combustion chamber is funnel-shaped.

6. A portable outdoor smokeless wood fire as defined in claim 1, wherein: the ventilation holes are distributed on the outer wall of the upper end and the outer wall of the lower end of the inner furnace body.

7. A portable outdoor smokeless wood fire as defined in claim 1, wherein: the lateral surface of outer furnace body is provided with prevents scalding the handle, should prevent scalding the handle and be the shape of falling L.

8. A portable outdoor smokeless wood fire as defined in claim 1, wherein: air supply arrangement is including protective housing, fan, wind speed regulating switch and power source, and this protective housing sets up on the lower extreme lateral surface of outer furnace body, and this fan sets up in the protective housing, and the output of fan passes through pipeline intercommunication air supply cavity, and this wind speed regulating switch and power source all set up on the protective housing, and wind speed regulating switch and fan electric connection, this power source and wind speed regulating switch electric connection.

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