CN219473734U - Portable electric air supply outdoor firewood stove - Google Patents
Portable electric air supply outdoor firewood stove Download PDFInfo
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- CN219473734U CN219473734U CN202320217998.5U CN202320217998U CN219473734U CN 219473734 U CN219473734 U CN 219473734U CN 202320217998 U CN202320217998 U CN 202320217998U CN 219473734 U CN219473734 U CN 219473734U
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Abstract
The utility model discloses a portable electric air supply outdoor firewood stove which comprises a shell, an inner container arranged in the shell and an air inlet machine arranged in the shell and positioned below the inner container, wherein three groups of air inlet holes are formed in the side wall of the inner container from bottom to top, a first group of air inlet holes positioned at the bottom and a second group of air inlet holes positioned in the middle are all distributed in a plurality of single hole annular arrays, a third group of air inlet holes positioned at the top are distributed in a plurality of annular arrays with three holes being one group, the size and the number of the holes of the first group of air inlet holes are larger than those of the second group of air inlet holes, and the holes of the third group of air inlet holes are distributed obliquely upwards. Compared with the prior art, the utility model has the advantages that the open fire finally contacted with the bottom of the heating vessel rotates through the arrangement of the three groups of air inlet holes, and the open fire can be attached to the outer wall of the heating vessel and smoothly extend, so that the heating vessel is heated uniformly, the effective utilization rate of heat energy is improved, and the heating efficiency of the heating vessel is accelerated.
Description
Technical Field
The utility model relates to the technical field of firewood stoves, in particular to an electric air supply outdoor firewood stove.
Background
The utility model provides an outdoor firewood stove provides heat energy through combustible materials such as burning firewood when outdoor activities for erect the instrument that the pot body was convenient for live and cook, for being convenient for go out and carry, the very small and exquisite portability of some firewood stove designs still installs the fan in the bottom for can be fast live, and the fan just can start through power supply such as treasured that charges, avoids scalding when the firewood stove temperature is not timely cooling just taking away after the cooking of the while, firewood stove bilayer design, and the fan is in the setting of bottom and the air inlet work when using for firewood stove bottom temperature is lower, can take away with the bottom of the firewood stove directly with the hand.
Some provide an outdoor portable stove if grant the patent of bulletin number CN203964014U, through setting up outer furnace body, locate the interior furnace body in the outer furnace body, and locate the outer furnace body in and lie in the fan of interior furnace body below, under fan work, the fan is carried and is supplied air to between outer furnace body and the interior furnace body, and set up the fresh air inlet on the interior furnace body, make the wind energy get into in the interior furnace body through the fresh air inlet of interior furnace body, place the combustible material in the interior furnace body and ignite the back, promote the combustible material through the wind energy that gets into the interior furnace body and burn fast.
But a plurality of vertical distribution and annular array's fresh air inlet on the inner furnace body lateral wall make wind energy evenly get into from a plurality of fresh air inlet of inner furnace body lateral wall for the radial contact of wind-driven open fire is placed in the bottom of the heating household utensils of firewood stove top, although some open fire can be along the outer wall extension heating of heating household utensils bottom, but the heat energy of most open fire still concentrates in the direct contact of open fire department of heating household utensils bottom, lead to the bottom of heating household utensils to be heated unevenly, very easily lead to meal local burning to paste because of being heated unevenly when cooking, influence the feel of use, and most open fire is to the concentrated heating of heating household utensils bottom, the heat that the position energy conduction of the heating household utensils of concentrated heating department was limited, the heat that makes unable by the conduction is not utilized is just to be passed on the instant, the heat energy utilization ratio that produces when having caused the combustible material burning is low, the heating efficiency when influencing the combustible material burning in firewood stove.
Disclosure of Invention
Aiming at the problems that the heating vessel is heated unevenly, the heat energy utilization rate is low and the heating efficiency is slower due to the fire supply of the existing firewood stove, the utility model aims to solve the technical problem of providing the portable electric air supply outdoor firewood stove which can uniformly heat the heating vessel and improve the heat energy utilization rate and the heating efficiency.
The technical scheme adopted for solving the technical problems is as follows: the portable electric air supply outdoor firewood stove comprises a shell, an inner container and an air inlet machine, wherein the shell and the inner container are barrel-shaped and are arranged with an upper opening, the inner container is arranged in the shell, an air cavity is formed between the outer wall of the inner container and the inner wall of the shell, the air inlet machine is arranged below the inner container, and the air inlet machine can supply air into the air cavity;
three groups of air inlet holes are formed in the side wall of the liner from bottom to top, wherein the first group of air inlet holes located at the bottom and the second group of air inlet holes located at the middle are all distributed in a plurality of single hole annular arrays, and the third group of air inlet holes located at the top are distributed in a plurality of three annular arrays which are one group of holes;
the size of the holes of the first group of air inlet holes is larger than that of the second group of air inlet holes, the number of the holes of the first group of air inlet holes is larger than that of the second group of air inlet holes, and the holes of the third group of air inlet holes are distributed obliquely upwards.
The utility model further adopts the following preferable scheme: the shell is internally provided with a fixed plate, a mounting cavity with a lower opening is formed between the fixed plate and the lower end of the shell, the air inlet machine is arranged in the mounting cavity and fixed on the fixed plate, and an air inlet for working air inlet of the air inlet machine is formed in the fixed plate.
The utility model further adopts the following preferable scheme: at least three foot stands are rotatably arranged on the wall of the installation cavity;
the foot rest can be partially turned over and opened out of the shell;
or the foot rest can be overturned and folded into the mounting cavity.
The utility model further adopts the following preferable scheme: the inner container is arranged above the fixing plate, the upper end of the inner container is provided with an edge which is outwards and upwards obliquely arranged, and the edge is attached to the inner wall of the shell and is fixed.
The utility model further adopts the following preferable scheme: the fixed plate top is fixed with the grudging post, and the grudging post is equipped with the fixed grudging post of laminating fixed plate up end to and connect the annular circle of grudging post, just annular circle top is provided with fire prevention thermal-insulated material.
The utility model further adopts the following preferable scheme: the periphery of the annular ring is provided with a plurality of folded edges which extend to the fireproof heat-insulating material in a bending mode, and the folded edges limit the fireproof heat-insulating material from falling off.
The utility model further adopts the following preferable scheme: the upper end of the edge is lower than the upper end of the shell, a flame heating cavity is formed between the upper end of the edge and the upper end of the shell, and a combustible material inlet is formed in the cavity wall of the flame heating cavity.
The utility model further adopts the following preferable scheme: the flame heating device is characterized in that a mounting plate is fixed at the upper end of the shell and is of a C-shaped structure, the opening of the mounting plate is located right above the combustible material placing opening, and a plurality of annular fire outlet holes are respectively formed in the mounting plate and the wall of the flame heating cavity.
The utility model further adopts the following preferable scheme: the mounting plate is fixedly connected with the support of the shell, the number of the support is at least three, and the support is of a 7-shaped structure.
The utility model further adopts the following preferable scheme: the support is provided with a turned edge positioned below the mounting sheet, two L-shaped frames are clamped between the turned edge of the support and the mounting sheet, the L-shaped frames partially extend to the upper part of the mounting sheet, and turning legs are rotatably arranged between the two L-shaped frames.
Compared with the prior art, the utility model has the advantages that the first group of air inlet holes can provide sufficient oxygen for the combustion of combustible materials in the inner container, the second group of air inlet holes can lead the open fire generated during the combustion of the combustible materials to be directly upward, and the third group of air inlet holes can lead the open fire which is directly upward to generate oblique micro-rotation, so that the open fire can be fully attached to the outer wall of the heating vessel and smoothly extend, the heating vessel is heated uniformly, the contact part between the open fire and the heating vessel is bigger, the effective utilization rate of heat energy released by the open fire is improved, and the heating efficiency of the heating vessel is also accelerated.
Drawings
The present utility model will be described in further detail below in conjunction with the drawings and the preferred embodiments, but it will be appreciated by those skilled in the art that these drawings are drawn merely for the purpose of illustrating the preferred embodiments and should not therefore be taken as limiting the scope of the utility model, and furthermore, unless specifically indicated, the drawings are merely schematic in nature to conceptually illustrate the composition or construction of the objects described and may contain exaggerated representations, and the drawings are not necessarily drawn to scale.
FIG. 1 is a schematic view showing the structure of a firewood stove according to a preferred embodiment of the present utility model;
FIG. 2 is a sectional view of a firewood stove according to a preferred embodiment of the present utility model;
FIG. 3 is an enlarged schematic view of the portion A in FIG. 2 according to the preferred embodiment of the present utility model;
fig. 4 is an enlarged schematic view of the portion B in fig. 2 according to a preferred embodiment of the present utility model.
In the figure: 1. 1-1 parts of a shell, 1-2 parts of a combustible material inlet, and 1-2 parts of a fire outlet; 2. 2-1 parts of inner containers, 2-2 parts of first group of air inlet holes, 2-3 parts of second group of air inlet holes, 2-4 parts of third group of air inlet holes and edges; 3. a wind inlet machine; 4. a fixing plate; 5. 5-1 parts of a vertical frame, 5-2 parts of a vertical leg, 5-3 parts of an annular ring and a folded edge; 6. a mounting piece, 6-1, and a fire hole II; 7. a bracket, 7-1, flanging; 8. turning over the feet; 9. an L-shaped frame; 10. a fixing member; 11. a foot rest; 12. fireproof heat insulating material; a. a wind chamber; b. a mounting cavity; c. and a flame heating cavity.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the drawings, and those skilled in the art will appreciate that the descriptions are merely illustrative, exemplary, and should not be construed as limiting the scope of the present utility model.
It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, it may not be further defined and explained in the following figures.
This embodiment is mainly explained the portable electric air supply outdoor firewood stove that can make the heating household utensils be heated evenly, improve heat utilization ratio and heating efficiency, and is specific as follows:
as shown in fig. 1-4, the portable electric air supply outdoor firewood stove comprises a shell 1, an inner container 2 arranged in the shell 1 and an air inlet machine 3 arranged in the shell 1 and positioned below the inner container 2, wherein the shell 1 and the inner container 2 are of a pipe body structure, the inner container 2 is arranged in a back cover manner, an air cavity a is formed between the outer wall of the inner container 2 and the inner wall of the shell 1, and the air inlet machine 3 can supply air to the air cavity a during operation.
For the fixed mounting of air inlet machine 3, shell 1 internal fixation has fixed plate 4, and fixed plate 4 is formed with lower open-ended installation cavity b with shell 1 lower extreme, and air inlet machine 3 locates in installation cavity b and is fixed in on fixed plate 4, and fixed plate 4 is located to inner bag 2, and the inner bag 2 upper end is equipped with outside and upwards the edge 2-4 that the slant set up, and edge 2-4 laminating shell 1 inner wall is fixed, and in order to ensure that the wind energy that air inlet machine 3 produced enters into wind chamber a, offered the wind gap that runs through from top to bottom on the fixed plate 4.
Preferably, the upper end of the edge 2-4 is lower than the upper end of the shell 1, a flame heating cavity c is formed between the upper end of the edge 2-4 and the upper end of the shell 1, and in order to facilitate adding combustible materials into the liner 2 during cooking, a combustible material inlet 1-1 is formed in the cavity wall of the flame heating cavity c, namely the side wall of the shell 1.
The side wall of the liner 2 is sequentially provided with a first group of air inlet holes 2-1, a second group of air inlet holes 2-2 and a third group of air inlet holes 2-3 from bottom to top, the first group of air inlet holes 2-1 are close to the bottom of the liner 2, and the third group of air inlet holes 2-3 are close to the upper end of the liner 2, in this embodiment, the first group of air inlet holes 2-1 and the second group of air inlet holes 2-2 are all distributed in a plurality of single hole annular arrays, and the third group of air inlet holes 2-3 are distributed in a plurality of annular arrays of holes, preferably, the first group of air inlet holes 2-1 and the second group of air inlet holes 2-2 are longitudinally arranged in a plurality of rows.
The inner container 2 can be ignited by placing combustible matters, the air inlet machine 3 is externally connected with a power supply and is powered to drive to work, the air inlet machine 3 supplies air to the air cavity a, the air cavity a can blow the combustible matters to the inner container 2 from three groups of air inlet holes, the air inlet of the first group of air inlet holes 2-1 is used for supplying oxygen, so that the combustible matters can be fully combusted with sufficient oxygen when combusted, the second group of air inlet holes 2-2 are arranged to enable open flames generated when the combustible matters are combusted to be centered and extend directly upwards, and preferably, the hole size of the first group of air inlet holes 2-1 is larger than the hole size of the second group of air inlet holes 2-2, and the number of the holes of the first group of air inlet holes 2-1 is larger than that of the second group of air inlet holes 2-2.
In this embodiment, the holes of the third group of air inlet holes 2-3 are distributed obliquely upwards, and the three holes of each group have the same oblique direction, and the adjacent two groups of three holes have no overlap in the longitudinal direction, i.e. when the holes of the third group are arranged obliquely upwards to the right, the uppermost hole of the holes of the third group is positioned at the left side of the lowermost hole of the holes of the other three groups, preferably, the holes of the third group can also be arranged obliquely upwards to the left.
The arrangement of the third group of air inlet holes 2-3 enables the open fire passing through the second group of air inlet holes 2-2 to generate oblique upward micro-rotation under the action of the air inlet of the third group of air inlet holes 2-3, when a heating vessel is placed on the firewood stove, the open fire passing through the air inlet of the third group of air inlet holes 2-3 contacts the outer wall of the heating vessel in a fitting way, the open fire with the action of oblique upward micro-rotation can smoothly extend along the outer wall of the heating vessel, contacts more area of the outer wall of the heating vessel, enables the open fire to fully contact with the outer wall of the heating vessel, promotes the heated part to be uniform, does not cause the central bottom of the heating vessel to overheat due to concentrated heating, enables the heat energy utilization rate generated by the open fire to be low, improves the effective utilization rate of the heat energy released by the open fire, and simultaneously accelerates the heated efficiency of the heating vessel.
Sometimes, the air inlet machine 3 is not started for use due to misoperation or no power supply equipment, in order to avoid that sparks generated during combustible material combustion fall onto the air inlet machine 3 from an air inlet hole to damage the air inlet machine 3, a vertical frame 5 is fixed above the fixing plate 4, the vertical frame 5 is provided with at least three vertical legs 5-1 and an annular ring 5-2 connected with all the vertical legs 5-1, the vertical frame 5 is fixed on the upper end surface of the fixing plate 4 through the vertical legs 5-1, a fireproof heat insulation material 12 is arranged above the annular ring 5-2, and preferably, the fireproof heat insulation material 12 can be fireproof heat insulation cotton.
When the air inlet machine 3 works, blowing force is generated on the fireproof heat insulation material 12 above the vertical frame 5, a plurality of folded edges 5-3 are arranged on the periphery of the annular ring 5-2 to prevent the fireproof heat insulation material 12 from moving, the folded edges 5-3 extend to the fireproof heat insulation material 12 in a bending mode, and the plurality of folded edges 5-3 limit the fireproof heat insulation material 12 from falling off from the annular ring 5-2.
In this embodiment, the upper end of the housing 1 is fixed with a mounting plate 6 having a C-shaped structure, the mouth of the mounting plate 6 is located right above the combustible material placing opening 1-1, in order to avoid concentrated heating caused by the open fire generated by the combustible material only coming out of the central hole of the mounting plate 6 when the firewood stove is used, the side wall of the cavity wall of the flame heating cavity C, i.e. the side wall of the housing 1 near the upper end position, is provided with a plurality of fire outlet holes 1-2 distributed in a longitudinal strip shape, and the mounting plate 6 is provided with a plurality of fire outlet holes two 6-1 distributed in a circular array and penetrating up and down, preferably, the fire outlet holes two 6-1 are also in a strip-shaped structure, and the length direction of the fire outlet holes two 6-1 is set towards the center of the mounting plate 6.
The mounting plate 6 may be fixed by welding, but in order to ensure the stability of the mounting plate 6, in this embodiment, at least three brackets 7 with 7-shaped structures are disposed on the inner wall of the housing 1 near the upper end, and the brackets 7 are provided with flanges 7-1 below the mounting plate 6.
In order to facilitate the placement of heating vessels with different sizes and specifications on the firewood stove, a plurality of turnups 8 capable of being adjusted in a rotating way are arranged above the mounting sheet 6, two L-shaped frames 9 are clamped between the turnups 7-1 of one bracket 7 and the mounting sheet 6, the L-shaped frames 9 partially extend to the upper side of the mounting sheet 6, and the turnups 8 are installed between the two L-shaped frames 9 in a rotating way.
Preferably, the bracket 7 is fixedly connected to the housing 1 by means of a rivet or the like, and the bracket 7, the L-shaped frame 9 and the mounting piece 6 are also fixedly connected by means of a rivet or the like.
In order to avoid that dust and the like on the ground are directly brought into the wind cavity a when the air inlet fan 3 works, at least three foot frames 11 are arranged below the shell 1, in the embodiment, fixing pieces 10 are fixed on the wall of the installation cavity b, namely the inner wall of the shell 1, which is close to the lower end, the foot frames 11 are in one-to-one rotation with the fixing pieces 10, so that the foot frames 11 can be turned outwards, the foot frames 11 support the lower end of the shell 1 to be far away from the ground when the foot frames 11 are turned outwards, the dust and other sundries driven by the fan are reduced to enter the wind cavity a, the foot frames 11 can be turned inwards, and a plurality of foot frames 11 are stacked and stored in the installation cavity b, so that the placing space is saved.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "front", "rear", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model.
The portable electric air supply outdoor firewood stove provided by the utility model has been described in detail, and specific examples are used herein to illustrate the principles and embodiments of the utility model, and the description of the examples is only for aiding in understanding the utility model and the core concept, and it should be pointed out that, for those skilled in the art, several improvements and modifications can be made to the utility model without departing from the principles of the utility model, and these improvements and modifications also fall within the scope of the claims of the utility model.
Claims (10)
1. The portable electric air supply outdoor firewood stove comprises a shell, an inner container and an air inlet machine, wherein the shell and the inner container are barrel-shaped and are arranged with an upper opening, the inner container is arranged in the shell, an air cavity is formed between the outer wall of the inner container and the inner wall of the shell, the air inlet machine is arranged below the inner container, and the air inlet machine can supply air into the air cavity;
the liner is characterized in that three groups of air inlet holes are formed in the side wall of the liner from bottom to top, wherein the first group of air inlet holes at the bottom and the second group of air inlet holes at the middle are distributed in a plurality of single hole annular arrays, and the third group of air inlet holes at the top are distributed in a plurality of three annular arrays which are one group of holes;
the size of the holes of the first group of air inlet holes is larger than that of the second group of air inlet holes, the number of the holes of the first group of air inlet holes is larger than that of the second group of air inlet holes, and the holes of the third group of air inlet holes are distributed obliquely upwards.
2. The portable electric air-supplying outdoor firewood stove according to claim 1, wherein a fixing plate is arranged in the housing, a mounting cavity with a lower opening is formed between the fixing plate and the lower end of the housing, the air inlet machine is arranged in the mounting cavity and fixed on the fixing plate, and an air inlet for working air inlet of the air inlet machine is formed in the fixing plate.
3. The portable electric air supply outdoor firewood stove according to claim 2, wherein at least three foot stands are rotatably mounted on the wall of the mounting cavity;
the foot rest can be partially turned over and opened out of the shell;
or the foot rest can be overturned and folded into the mounting cavity.
4. The portable electric air supply outdoor firewood stove according to claim 2, wherein the inner container is arranged above the fixing plate, an edge which is outwards and upwards obliquely arranged is arranged at the upper end of the inner container, and the edge is attached to the inner wall of the outer shell and is fixed.
5. The portable electric air supply outdoor firewood stove according to claim 4, wherein a stand is fixed above the fixed plate, the stand is provided with stand legs fixed by attaching to the upper end face of the fixed plate, and an annular ring connected with the stand legs, and fireproof heat insulation materials are arranged above the annular ring.
6. The portable, electrically powered, outdoor firewood stove of claim 5 wherein the annular ring is provided with a plurality of flaps peripherally extending curvedly to the fire-resistant insulating material and restricting the fire-resistant insulating material from falling off.
7. The portable electric air-fed outdoor firewood stove according to claim 4, wherein the upper end of the edge is lower than the upper end of the shell, a flame heat supply cavity is formed between the upper end of the edge and the upper end of the shell, and a combustible material inlet is formed in the cavity wall of the flame heat supply cavity.
8. The portable electric air supply outdoor firewood stove according to claim 7, wherein the upper end of the shell is fixedly provided with a mounting plate which is of a C-shaped structure, the mouth of the mounting plate is positioned right above the combustible material placing inlet, and a plurality of annularly distributed fire outlet holes are respectively arranged on the mounting plate and the cavity wall of the flame heating cavity.
9. The portable electric air-fed outdoor firewood stove according to claim 8, wherein a bracket fixedly connecting the mounting plate and the housing is provided, the number of the brackets is at least three, and the bracket is in a 7-shaped structure.
10. The portable electric air-fed outdoor firewood stove according to claim 9, wherein the support is provided with a flange below the mounting plate, two L-shaped frames are clamped between the flange of one support and the mounting plate, the L-shaped frames partially extend above the mounting plate, and a turnover foot is rotatably arranged between the two L-shaped frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320217998.5U CN219473734U (en) | 2023-02-11 | 2023-02-11 | Portable electric air supply outdoor firewood stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320217998.5U CN219473734U (en) | 2023-02-11 | 2023-02-11 | Portable electric air supply outdoor firewood stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219473734U true CN219473734U (en) | 2023-08-04 |
Family
ID=87461489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320217998.5U Active CN219473734U (en) | 2023-02-11 | 2023-02-11 | Portable electric air supply outdoor firewood stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219473734U (en) |
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2023
- 2023-02-11 CN CN202320217998.5U patent/CN219473734U/en active Active
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