Device for increasing air inlet at bottom of firewood stove

Abstract

A device for increasing air inlet at the bottom of a firewood stove comprises a firewood stove body and a base, the firewood stove body is movably connected with the base in an inserted mode, the base is of an inner hollow structure, air holes are formed in the two sides of the base, universal wheels are installed at the four corners of the bottom of the base, and an electric air supply device is arranged at the front end of the base. A manual air supply device is arranged on the upper end face of the base, and the tail end of the base is fixedly connected with the handrail. The air inlet efficiency of the bottom of the wood-burning furnace can be greatly improved, the internal oxygen supply amount of the wood-burning furnace is further effectively improved, wood in the furnace can be fully burnt, and the effects of energy conservation and emission reduction are achieved.

Description

Technical Field

[0001] The utility model relates to the field of wood-burning stoves, in particular to an air inlet device for enlarging the bottom of a wood-burning stove. Background Art

[0002] As an ancient cooking and heating tool, the basic structure of a wood stove usually includes a stove body, a furnace, a chimney and an air inlet. The bottom of a traditional wood stove is usually equipped with an air inlet device, such as a simple vent or damper, to introduce air to support the combustion of fuel (wood, charcoal, etc.); combustion is an oxidation reaction process that requires sufficient oxygen to participate. According to combustion theory, ideal combustion conditions include appropriate proportion mixing, sufficient temperature, sufficient oxygen supply and appropriate combustion space. For a wood stove, the bottom air inlet device is the key channel for providing oxygen. The design of enlarging the bottom air inlet device aims to improve the oxygen supply efficiency, promote the full combustion of fuel, thereby improving the combustion efficiency and reducing the smoke and harmful gases generated by incomplete combustion; although the bottom air inlet device of the wood stove on the market has been improved, such as the use of adjustable dampers and the addition of secondary air inlet systems, there are still problems such as insufficient air intake and a single air intake method in actual use. Therefore, it is necessary to improve the existing equipment to improve the combustion efficiency of the wood stove and achieve energy conservation and emission reduction. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a device for increasing the air inlet at the bottom of the wood stove, which can greatly improve the air inlet efficiency at the bottom of the wood stove, thereby effectively improving the internal oxygen supply of the wood stove, so that the wood in the stove can be fully burned and achieve the effect of energy saving and emission reduction.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0005] A device for enlarging the bottom air inlet of a wood-burning stove comprises a wood-burning stove body and a base. The wood-burning stove body and the base are movably plugged into each other. The base is an internal hollow structure. Air holes are provided on both sides of the base. Universal wheels are installed at the four corners of the bottom of the base. An electric air supply device is provided at the front end of the base. A manual air supply device is provided on the upper end surface of the base. The rear end of the base is fixedly connected to an armrest.

[0006] In the preferred embodiment, a placement groove is provided on the upper end surface of the base, a through hole is provided at the center of the placement groove, a card slot is symmetrically provided on the outer side of the through hole, a card plate is correspondingly provided at the bottom of the wood stove body, and the wood stove is plugged into the card slot through the card plate.

[0007] In a preferred embodiment, the electric air supply device includes an electric fan, which is installed at the front end surface of the base. A power plug and a battery box are also provided at the front end surface of the base. The battery is installed in the battery box and supplies power to the electric fan.

[0008] In a preferred embodiment, the manual air supply device includes a bellows barrel, which is vertically mounted on the upper end surface of the base through a support rod, an air outlet at the bottom of the bellows barrel is connected to the base, an air inlet is provided at the top surface of the bellows barrel, an opening and closing plate is provided at the air inlet and is hinged to the top surface of the bellows barrel, a push plate is provided inside the bellows barrel, and the push plate is vertically connected to the push rod.

[0009] In a preferred embodiment, the wood-burning stove body includes an inner wall of the furnace body and an outer wall of the furnace body, an air convection cavity is formed between the inner wall of the furnace body and the outer wall of the furnace body, the top of the inner wall of the furnace body and the outer wall of the furnace body are closed and the bottom is open, air supply holes are symmetrically provided near the top surface of the inner wall of the furnace body, and air inlets are symmetrically provided near the bottom surface of the outer wall of the furnace body.

[0010] In a preferred solution, a support ring is provided at the inner wall of the inner wall of the furnace body, a support plate is placed inside the inner wall of the furnace body and supported by the support ring, and a pull ring is provided on the support plate.

[0011] A device for increasing the air inlet at the bottom of a wood-burning stove, the structure has the following beneficial effects:

[0012] 1. By setting an air supply base under the wood stove body, the air intake at the bottom of the wood stove can be greatly increased, thereby effectively increasing the internal oxygen supply of the wood stove, so that the wood in the stove can be fully burned and achieve the effect of energy saving and emission reduction;

[0013] 2. This device uses a variety of air supply devices, which can be freely selected according to the specific use environment on site, thus improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structural splitting effect of the utility model;

[0017] Figure 3 This is a planar cross-sectional view of the internal structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the wood-burning stove body and its components of the utility model.

[0019] In the figure: a wood stove body 1, a stove body inner wall 101, a stove body outer wall 102, an air inlet 103, an air supply hole 104, a base 2, an air vent 201, a through hole 202, a card slot 203, an electric air supply device 3, an electric fan 301, a power plug 302, a battery box 303, a manual air supply device 4, a bellows cylinder 401, a push rod 402, a push plate 403, a support rod 404, an opening and closing plate 405, a universal wheel 5, a card plate 6, a support plate 7, a pull ring 701, a support ring 8, and an armrest 9. DETAILED DESCRIPTION

[0020] like Figure 1 and Figure 2 As shown, a device for increasing the bottom air inlet of a wood-burning stove comprises a wood-burning stove body 1 and a base 2, the wood-burning stove body 1 and the base 2 are movably plugged, the base 2 is an inner hollow structure, air holes 201 are opened on both sides of the base 2, universal wheels 5 are installed at the four corners of the bottom of the base 2, an electric air supply device 3 is arranged at the front end of the base 2, a manual air supply device 4 is arranged on the upper end surface of the base 2, and the tail end of the base 2 is fixedly connected to the handrail 9;

[0021] During use of the device, the base can be pushed to the place of use by the handrail 9 and the universal wheel 5. The universal wheel 5 is provided with a self-locking device to prevent the base 2 from rocking back and forth during use. The electric air supply device 3 and the manual air supply device 4 can significantly increase the air intake of the base 2, thereby increasing the oxygen intake inside the wood stove body 1, so that the wood inside the wood stove body 1 can be fully burned.

[0022] The preferred solution is Figure 2 As shown, a placement groove is provided on the upper end surface of the base 2, a through hole 202 is provided at the center position of the placement groove, and a card slot 203 is symmetrically provided on the outer side of the through hole 202. A card plate 6 is correspondingly provided at the bottom of the wood stove body 1, and the wood stove is plugged into the card slot 203 through the card plate 6; when the device needs to be used, the wood stove 6 can be plugged into the placement groove on the base 2, and the wood stove body 1 can be kept fixed by plugging the card plate 6 and the card slot 203, and the bottom air inlet of the wood stove body 1 is connected with the inside of the base 2 through the through hole 202.

[0023] The preferred solution is Figure 2As shown, the electric air supply device 3 includes an electric fan 301, which is installed at the front end surface of the base 2. A power plug 302 and a battery box 303 are also provided at the front end surface of the base 2. The battery is installed in the battery box 303 and supplies power to the electric fan 301. After the electric fan 303 is started, the external air can be quickly blown into the base 2 and the wood stove body 1 and the oxygen supply can be increased. When there is an external power supply on site, the electric fan 303 can be directly powered by the power plug 302. When there is no external power supply, the electric fan 303 can also be powered by the battery in the battery box 303.

[0024] The preferred solution is Figure 3 As shown, the manual air supply device 4 includes a bellows cylinder 401, which is vertically installed on the upper end surface of the base 2 through a support rod 404, and the air outlet at the bottom of the bellows cylinder 401 is connected to the base 2, and an air inlet is arranged at the top surface of the bellows cylinder 401, and an opening and closing plate 405 is arranged at the air inlet and is hinged to the top surface of the bellows cylinder 401, and a push plate 403 is arranged in the bellows cylinder 401, and the push plate 403 is vertically connected to the push rod 402;

[0025] When there is no external power supply at the use site and the battery is exhausted, a large amount of air can be introduced into the base 2 by pushing and pulling the push plate 403. The outer diameter of the push plate 403 is slightly smaller than the inner diameter of the bellows tube 401. When the push plate 403 moves upward, the opening and closing plate 405 flips open and sucks air into the bellows tube 401. When the push plate 403 moves downward, the opening and closing plate 405 flips closed and pumps air into the base 2 through the bellows tube 401.

[0026] The preferred solution is Figure 3 As shown, the wood-fired stove body 1 includes a furnace inner wall 101 and a furnace outer wall 102, an air convection cavity is formed between the furnace inner wall 101 and the furnace outer wall 102, the furnace inner wall 101 and the furnace outer wall 102 are closed at the top and open at the bottom, air supply holes 104 are symmetrically provided near the top surface of the furnace inner wall 101, and air inlets 103 are symmetrically provided near the bottom surface of the furnace outer wall 102;

[0027] When the wood stove body 1 is in use, the air in the base 2 enters the air convection cavity between the inner wall 101 of the furnace body and the outer wall 102 of the furnace body through the air inlet 103, and the air in the cavity is heated and the air temperature is increased by the temperature of the inner wall 101 of the furnace body. The heated air is discharged through the air supply hole 104 and supplies oxygen to the furnace, and can effectively increase the temperature in the furnace and the combustion rate of wood.

[0028] The preferred solution is Figure 4As shown, a support ring 8 is provided on the inner wall of the inner wall 101 of the furnace body, a support plate 7 is placed inside the inner wall 101 of the furnace body and supported by the support ring 8, and a pull ring 701 is provided on the support plate 7; when the wood stove body 1 is in use, wood is placed on the support plate 7 to be burned, and the support plate 7 can be quickly lifted out and the slag can be cleaned through the pull ring 701.

[0029] The above embodiments are only preferred technical solutions of the utility model and should not be regarded as limitations of the utility model. Under the premise of non-conflict, the various technical features recorded in the utility model can be combined with each other. The protection scope of the utility model shall be the technical solution recorded in the claims, including the equivalent replacement solutions of the technical features in the technical solution recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the utility model.

Claims

1. A device for increasing the air inlet at the bottom of a wood-burning stove, comprising a wood-burning stove body (1) and a base (2), characterized in that: The wood stove body (1) is movably connected to the base (2); the base (2) is an internal hollow structure; air holes (201) are provided on both sides of the base (2); universal wheels (5) are installed at the four corners of the bottom of the base (2); an electric air supply device (3) is provided at the front end of the base (2); a manual air supply device (4) is provided on the upper end surface of the base (2); and the rear end of the base (2) is fixedly connected to the handrail (9).

2. The enlarged bottom air inlet device for a wood-fired stove according to claim 1, characterized in that: A placement groove is provided on the upper end surface of the base (2), a through hole (202) is provided at the center of the placement groove, a clamping groove (203) is symmetrically provided on the outer side of the through hole (202), a clamping plate (6) is correspondingly provided at the bottom of the wood stove body (1), and the wood stove is plugged into the clamping groove (203) via the clamping plate (6).

3. The enlarged bottom air inlet device for a wood-fired stove according to claim 1, characterized in that: The electric air supply device (3) comprises an electric fan (301), the electric fan (301) being mounted on the front end surface of the base (2), the front end surface of the base (2) also being provided with a power plug (302) and a battery box (303), the storage battery being mounted in the battery box (303) and supplying power to the electric fan (301).

4. The enlarged bottom air inlet device for a wood-fired stove according to claim 1, characterized in that: The manual air supply device (4) comprises a bellows cylinder (401), the bellows cylinder (401) being vertically mounted on the upper end surface of the base (2) via a support rod (404), an air outlet at the bottom of the bellows cylinder (401) being connected to the base (2), an air inlet being arranged at the top surface of the bellows cylinder (401), an opening and closing plate (405) being arranged at the air inlet and being hinged to the top surface of the bellows cylinder (401), a push plate (403) being arranged inside the bellows cylinder (401), and the push plate (403) being vertically connected to the push rod (402).

5. The enlarged bottom air inlet device for a wood-fired stove according to claim 1, characterized in that: The wood-fired stove body (1) comprises a stove inner wall (101) and a stove outer wall (102), wherein an air convection cavity is formed between the stove inner wall (101) and the stove outer wall (102), the stove inner wall (101) and the stove outer wall (102) are closed at the top and open at the bottom, air supply holes (104) are symmetrically provided at the top surface of the stove inner wall (101), and air inlets (103) are symmetrically provided at the bottom surface of the stove outer wall (102).

6. The enlarged bottom air inlet device for a wood-fired stove according to claim 5, characterized in that: A support ring (8) is provided on the inner wall of the furnace body inner wall (101); a support plate (7) is placed inside the furnace body inner wall (101) and supported by the support ring (8); and a pull ring (701) is provided on the support plate (7).

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