CN220524158U

CN220524158U - Practical firewood stove

Info

Publication number: CN220524158U
Application number: CN202321445469.7U
Authority: CN
Inventors: 陈玉龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2024-02-23
Anticipated expiration: 2033-06-07

Abstract

The utility model relates to a practical firewood stove; comprises an outer hearth, a hollow base fixedly connected with the bottom of the outer hearth and a top plate fixedly connected with the top of the outer hearth; the inner part of the outer hearth is divided into a smoke guide cavity and a combustion cavity which are arranged up and down by a hearth cover plate, the front side of the outer hearth is provided with a fuel inlet, the fuel inlet is provided with a furnace door, a hearth inner container fixedly connected with a base is arranged in the outer hearth, a hearth cavity is arranged in the hearth inner container, the front side of the hearth inner container is provided with a firewood feeding port, a smoke outlet pipe at the top of the hearth inner container penetrates through the hearth cover plate upwards, the top of the outer hearth is covered with a top plate, the top plate is provided with a vent communicated with the smoke guide cavity, a chimney is arranged at the vent, the side wall of the chimney is provided with a fire switch for controlling the chimney, and the vent and the smoke outlet pipe are arranged in a staggered manner; the hearth cover plate is also provided with an ash inlet which is arranged correspondingly to the upper part and the lower part of the ventilation opening, and the ash inlet is communicated with the smoke guide cavity through an ash inlet pipe; solves the problems of incapability of controlling firepower, heat loss and fuel waste.

Description

Practical firewood stove

Technical Field

The utility model relates to the technical field of firewood stoves, in particular to a practical firewood stove.

Background

For a long time, a large number of households commonly use firewood ovens that burn biomass materials as daily necessities. However, existing firewood stoves still have some irrational properties, such as soil stoves, traditional firewood stoves, charcoal stoves, incinerators, and many problems exist: in winter, the heating surface is insufficient, the air is not circulated due to too high firewood ash, the traditional firewood stove is heavy and difficult to move, and the like, when in combustion, oxygen is not fully fed, and a smoke exhaust system has defects, so that excessive micro carbon particles, carbon monoxide, carbon dioxide and other combustible gases are generated, and the problems of fuel waste, excessive smoke, smoke pipe blockage, hearth cracking and heat loss are caused.

Patent CN 217635761U discloses a smokeless firewood stove comprising: the furnace body, the wind shielding enclosure, the portable handle, the cover plate, the bearing frame, the firewood feeding port, the furnace chamber, the air duct, the oxygen supply hole, the air duct, the fan, the ash storage chamber, the ash outlet and the middle oxygen supply cylinder are designed to fully burn by utilizing the negative pressure in the combustion generating furnace and the fan to supplement stable air by adopting a double-layer structure design, so that the heat efficiency is improved; the negative pressure generated by the combustion of the flue gas can not be easily discharged from the fire outlet, and the flue gas is consumed in the hearth in a paid combustion mode, so that the purpose of no smoke is achieved, the purpose of full combustion and no smoke can be achieved, but the problems that the fire power is not easy to control, a large amount of fuel is combusted, the fuel is wasted, and the heat is easy to run off are solved.

Therefore, the utility model aims at the problems and needs to provide a practical firewood stove.

Disclosure of Invention

The utility model aims to provide a practical firewood stove, which solves the problems that the heat loss and the fuel waste are caused by the fact that the fire power cannot be effectively controlled when fuel in the firewood stove burns in the prior art through the design of the practical firewood stove.

The utility model provides a practical firewood stove which comprises an outer hearth, a hollow base fixedly connected with the bottom of the outer hearth and a top plate fixedly connected with the top of the outer hearth;

the inner part of the outer hearth is divided into a smoke guide cavity and a combustion cavity which are arranged up and down by a hearth cover plate, the front side of the outer hearth is provided with a fuel inlet, the fuel inlet is provided with a furnace door, a hearth inner container fixedly connected with a base is arranged in the outer hearth, a hearth cavity is arranged in the hearth inner container, the front side of the hearth inner container is provided with a firewood feeding port, a smoke outlet pipe at the top of the hearth inner container penetrates through the hearth cover plate upwards, the top of the outer hearth is covered with a top plate, the top plate is provided with a vent communicated with the smoke guide cavity, a chimney is arranged at the vent, the side wall of the chimney is provided with a fire switch for controlling the chimney, and the vent and the smoke outlet pipe are arranged in a staggered manner;

the hearth cover plate is also provided with an ash inlet which is arranged correspondingly to the upper part and the lower part of the ventilation opening, and the ash inlet is communicated with the smoke guide cavity through an ash inlet pipe;

the top of the base is provided with a connecting port communicated with the cavity of the hearth, and the connecting port is provided with a fire bar; the front side of the base is provided with a first through hole, and the first through hole is provided with a first wind power adjusting door; second openings are formed in two sides of the base, and second wind power adjusting doors are installed at the second openings.

Further, two air inlet pipes which are arranged at intervals are arranged in the base, one end of each air inlet pipe extends along the axial direction and is communicated with the adjacent second port, and the other end of each air inlet pipe is communicated with the connecting port;

the base is internally provided with a first ash storage box and a second ash storage box which are arranged in an open mode, the connecting ports are arranged up and down correspondingly to the first ash storage box, the ash inlet is arranged up and down correspondingly to the second ash storage box, and the second ash storage box is communicated with the ash inlet through an ash inlet pipe.

Further, the first wind power regulating door comprises a fixedly arranged outer plate and a slidingly arranged inner plate, a first sliding groove and a plurality of first air inlets are formed in the outer plate, a plurality of second air inlets are formed in the inner plate, the second air inlets and the first air inlets are arranged in a staggered mode, a first air inlet switch is further arranged on the inner plate, and the first air inlet switch extends outwards to penetrate through the first sliding groove;

the second wind power regulating door comprises an upper cover plate and a lower cover plate, wherein the upper cover plate is fixedly arranged, the lower cover plate is arranged in a sliding manner, a second sliding groove and a plurality of third air inlets are formed in the upper cover plate, a plurality of fourth air inlets are formed in the lower cover plate, the fourth air inlets are arranged in a staggered manner with the third air inlets, a second air inlet switch is further arranged on the lower cover plate, and the second air inlet switch outwards extends to penetrate through the second sliding groove.

Further, the firewood feeding furnace further comprises a first extension plate fixedly connected with two sides of the firewood feeding port, the first extension plate extends outwards to be fixedly connected with the outer hearth, a second extension plate is fixedly connected with the top of the firewood feeding port, and the second extension plate extends outwards to be fixedly connected with the outer hearth;

and the first extension plate and the second extension plate are respectively provided with a heat dissipation hole.

Further, drawer boxes are arranged in the first ash storage box and the second ash storage box.

Further, a chute is arranged on the side plate of the outer hearth, and the chute is communicated with the ash inlet pipe.

Further, a visual window is arranged on the furnace door, and high-temperature resistant glass is arranged on the visual window;

the top plate is provided with a visual hole corresponding to the smoke outlet pipe, and the visual hole is provided with high-temperature-resistant glass.

Further, a fixing piece is arranged on the top plate, and the chimney is fixedly connected with the top plate through the fixing piece.

Further, support plates are arranged on two sides of the connecting port, and the fire bars are placed on the connecting port through the support plates.

Further, reinforcing strips are arranged on the inner sides of the outer hearth and the top plate.

Compared with the prior art, the practical firewood stove provided by the utility model has the following advantages:

1. the utility model provides a practical firewood stove, when fuel is put into a cavity of a hearth to start burning, a first wind power adjusting door, a second wind power adjusting door and a chimney are opened, so that the first oxygen inlet of a hearth liner is realized, the fire can be quickly started, the temperature in the hearth can be quickly improved, after the burning fire reaches the requirement, the first wind power adjusting door is closed, and the fire is adjusted by adjusting the first wind power adjusting door, the second wind power adjusting door and a fire switch, so that a better heat preservation effect is achieved; when the temperature in the hearth reaches 600 ℃, the first wind power adjusting door, the second wind power adjusting door and the fire switch are closed, so that the hearth liner is anoxic, a large amount of combustible gas such as micro carbon particles and carbon monoxide is produced by fuel, the second wind power adjusting doors on the two sides are opened, the combustible gas such as micro carbon particles and carbon monoxide is reacted and combusted again, and the flame is from bottom to top until the fuel is carbonized at the moment, and the low-power combustion is carried out for a long time, thereby achieving the effects of high temperature maintenance on the two sides of the hearth, smoke pipe smoke-free, high temperature of the plate surface, fuel carbonization and smoke combustion are not combusted, energy conservation and environmental protection, and practicability and no smoke.

2. According to the utility model, through the design of the first ash storage box and the second ash storage box, impurities generated during fuel combustion directly fall into the first ash storage box, and generated smoke dust is discharged outdoors upwards when reaching a chimney, or enters the second ash storage box through the ash inlet, so that garbage generated during combustion can be cleaned conveniently.

3. According to the utility model, through the double-layer design of the outer hearth and the hearth liner, the heat preservation effect can be enhanced, the heat dissipation is reduced, the first extension plate and the second extension plate are fixedly connected on the hearth liner, so that the firepower is more concentrated, a better sealing state is achieved between the hearth liner and the outer hearth, the heat is saved, and the heat loss is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a firewood stove according to the present utility model;

FIG. 2 is a schematic view of the structure of the inside of the base according to the present utility model;

FIG. 3 is a schematic structural view of the hearth liner of the present utility model;

FIG. 4 is a schematic view of a furnace liner without a first extension plate and a second extension plate according to the present utility model;

FIG. 5 is an exploded view of the outer hearth of the present utility model;

FIG. 6 is an exploded view of the top of the base of the present utility model;

FIG. 7 is a schematic view of the structure of the hearth cover plate according to the present utility model;

FIG. 8 is a schematic view of the structure of the inner side of the top plate according to the present utility model;

FIG. 9 is an enlarged view of the portion A of FIG. 5 in accordance with the present utility model;

FIG. 10 is an exploded view of the front side of the base of the present utility model;

fig. 11 is an exploded view of the side of the base of the present utility model.

Reference numerals illustrate:

1. an outer hearth; 2. a base; 3. a top plate; 4. a furnace door; 5. a hearth liner; 6. a furnace cavity; 7. a firewood adding port; 8. a smoke outlet pipe; 9. a hearth cover plate; 10. an ash inlet; 11. a connection port; 12. a fire bar; 13. a first port; 14. a first wind-force adjusting door; 141. an outer plate; 142. an inner plate; 143. a first sliding groove; 144. a first air inlet; 145. a second air inlet; 146; a first air inlet switch; 15. a second port; 16. a second wind-force adjusting door; 161. an upper cover plate; 162. a lower cover plate; 163. a second sliding groove; 164. a third air inlet; 165; a fourth air inlet; 166. a second air inlet switch; 17. a first ash storage box; 18. a second ash storage box; 19. an ash inlet pipe; 20. an air inlet pipe; 21. a vent; 22. a chimney; 23. a fire switch; 24. a first extension plate; 25. a second extension plate; 26. a chute; 27. a fixing member; 28. and a support plate.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1, 2, 4, 5, 6, 7 and 8, the utility model provides a practical firewood stove, which comprises an outer hearth 1, a hollow base 2 fixedly connected with the bottom of the outer hearth 1 and a top plate 3 fixedly connected with the top of the outer hearth 1; the inside of the outer hearth 1 is divided into a smoke guide chamber and a combustion chamber which are arranged up and down by a hearth cover plate 9, the front side of the outer hearth 1 is provided with a fuel inlet, the fuel inlet is provided with a furnace door 4, the inside of the outer hearth 1 is provided with a hearth liner 5 fixedly connected with a base 2, the hearth liner 5 is internally provided with a hearth cavity 6, the front side of the hearth liner 5 is provided with a firewood adding port 7, a smoke outlet pipe 8 at the top of the hearth liner 5 penetrates through the hearth cover plate 9 upwards, the top of the outer hearth 1 is covered with a top plate 3, the top plate 3 is provided with a vent 21 communicated with the smoke guide chamber, a chimney 22 is arranged at the vent 21, the side wall of the chimney 22 is provided with a fire switch 23 for controlling the chimney 22, and the vent 21 and the smoke outlet pipe 8 are arranged in a staggered manner; the hearth cover plate 9 is also provided with an ash inlet 10 which is arranged correspondingly to the upper part and the lower part of the ventilation opening 21, and the ash inlet 10 is communicated with the smoke guide cavity through an ash inlet pipe 19; the top of the base 2 is provided with a connecting port 11 communicated with the hearth cavity 6, and the connecting port 11 is provided with a furnace bar 12; the front side of the base 2 is provided with a first through hole 13, and the first through hole 13 is provided with a first wind power regulating door 14; second ports 15 are formed in two sides of the base 2, and second wind power adjusting doors 16 are installed in the second ports 15.

The utility model provides a practical firewood stove, which comprises an outer hearth 1, a hollow base 2 fixedly connected with the bottom of the outer hearth 1 and a top plate 3 fixedly connected with the top of the outer hearth 1; the inside of the outer hearth 1 is divided into a smoke guide chamber and a combustion chamber which are arranged up and down by a hearth cover plate 9, the front side of the outer hearth 1 is provided with a fuel inlet, the fuel inlet is provided with a furnace door 4, the inside of the outer hearth 1 is provided with a hearth liner 5 fixedly connected with a base 2, the hearth liner 5 is internally provided with a hearth cavity 6, the front side of the hearth liner 5 is provided with a firewood adding port 7, a smoke outlet pipe 8 at the top of the hearth liner 5 penetrates through the hearth cover plate 9 upwards, the top of the outer hearth 1 is covered with a top plate 3, the top plate 3 is provided with a vent 21 communicated with the smoke guide chamber, a chimney 22 is arranged at the vent 21, the side wall of the chimney 22 is provided with a fire switch 23 for controlling the chimney 22, and the vent 21 and the smoke outlet pipe 8 are arranged in a staggered manner; the hearth cover plate 9 is also provided with an ash inlet 10 which is arranged correspondingly to the upper part and the lower part of the ventilation opening 21, and the ash inlet 10 is communicated with the smoke guide cavity through an ash inlet pipe 19; the top of the base 2 is provided with a connecting port 11 communicated with the hearth cavity 6, and the connecting port 11 is provided with a furnace bar 12; the front side of the base 2 is provided with a first through hole 13, and the first through hole 13 is provided with a first wind power regulating door 14; the two sides of the base 2 are provided with the second ports 15, the second ports 15 are provided with the design of the second wind power regulating door 16, when fuel is put into the hearth cavity 6 to start burning, the first wind power regulating door 14, the second wind power regulating door 16 and the chimney 22 are opened, so that the first oxygen inlet of the hearth liner 5 is realized, the fire can be quickly started, the temperature in the hearth can be quickly improved, after the burning fire reaches the requirement, the first wind power regulating door 14 is closed, and the fire is regulated by regulating the sizes of the first wind power regulating door 14, the second wind power regulating door 16 and the fire switch 23, so that a better heat preservation effect is achieved; when the temperature in the hearth reaches 600 ℃, the first wind power regulating door 14, the second wind power regulating door 16 and the fire switch 23 are closed, so that the hearth liner 5 is anoxic, fuel generates a large amount of combustible gas such as micro carbon particles and carbon monoxide, the second wind power regulating doors 16 on two sides are opened, the combustible gas such as micro carbon particles and carbon monoxide is reacted and combusted again, at the moment, the flame is from bottom to top until the fuel is carbonized, and the low-power combustion is carried out for a long time, thereby achieving the effects of high temperature maintenance on two sides of the hearth, smoke and smoke free, high temperature on the plate surface, fuel carbonization, smoke and firewood free, energy saving and environmental protection, and practicability and no smoke.

As shown in fig. 2, two air inlet pipes 20 are arranged in the base 2 at intervals, one end of each air inlet pipe 20 extends along the axial direction to be communicated with the adjacent second port 15, and the other end is communicated with the connecting port 11; the base 2 is also internally provided with a first ash storage box 17 and a second ash storage box 18 which are arranged in an open way, the connecting port 11 is correspondingly arranged up and down with the first ash storage box 17, the ash inlet 10 is correspondingly arranged up and down with the second ash storage box 18, and the second ash storage box 18 is communicated with the ash inlet 10 through an ash inlet pipe 19; the impurities generated during the combustion of the fuel directly fall into the first ash storage box 17, and the generated smoke dust is discharged outdoors upwards when reaching the chimney 22, or enters the second ash storage box 18 through the ash inlet 10, so that the garbage generated during the combustion can be cleaned conveniently.

As shown in fig. 10 and 11, the first wind power regulating door 14 of the present utility model includes a fixedly arranged outer plate 141 and a slidingly arranged inner plate 142, the outer plate 141 is provided with a first sliding groove 143 and a plurality of first air inlets 144, the inner plate 142 is provided with a plurality of second air inlets 145, the second air inlets 145 are arranged in a staggered manner with the first air inlets 144, the inner plate 142 is also provided with a first air inlet switch 146, the first air inlet switch 146 extends outwards to penetrate through the first sliding groove 143, and when fuel is just put into the hearth or a large amount of oxygen is needed, the first wind power regulating door 14 is opened; when the fuel fire power is high, the first wind power regulating door 14 is closed, the position of the second air inlet 145 is regulated through the first air inlet switch 146, and the air inlet quantity is controlled, so that the fuel fire power is regulated; the second wind power adjusting door 16 comprises an upper cover plate 161 and a lower cover plate 162, the upper cover plate 161 is fixedly provided with a second sliding groove 163 and a plurality of third air inlets 164, the lower cover plate 162 is provided with a plurality of fourth air inlets 165, the fourth air inlets 165 and the third air inlets 164 are arranged in a staggered manner, the lower cover plate 162 is also provided with a second air inlet switch 166, and the second air inlet switch 166 extends outwards to penetrate through the second sliding groove 163; when the fire power in the hearth reaches a stable state, the fuel fire power is finely adjusted through the second air inlet switch 166, so that the fuel fire power is controlled, the fuel is saved, and the heat preservation effect is better.

As shown in fig. 3, the utility model further comprises a first extension plate 24 fixedly connected with both sides of the firewood adding port 7, the first extension plate 24 is outwards extended and fixedly connected with the outer hearth 1, a second extension plate 25 is fixedly connected with the top of the firewood adding port 7, the second extension plate 25 is outwards extended and fixedly connected with the outer hearth 1, the double-layer design of the outer hearth 1 and the hearth liner 5 can enhance the heat preservation effect and reduce heat dissipation, and the first extension plate 24 and the second extension plate 25 are fixedly connected on the hearth liner 5, so that the firepower is more concentrated, the hearth liner 5 and the outer hearth 1 are better in a closed state, the heat is saved, and the heat loss is reduced; the first extension plate 24 and the second extension plate 25 are respectively provided with a heat dissipation hole, so that heat can be better dissipated, and the indoor temperature is improved.

Drawer boxes are arranged in the first ash storage box 17 and the second ash storage box 18, so that the produced garbage can be discharged conveniently.

As shown in fig. 9, a chute 26 is arranged on a side plate of the outer hearth 1, the chute 26 is communicated with the ash inlet pipe 19, and when impurities exist in the chimney 22, the chimney 22 is knocked, so that the impurities are conveniently discharged into the second ash storage box 18.

The furnace door 4 is provided with the visual window, and the visual window is provided with the high-temperature-resistant glass, so that the combustion firepower in the hearth cavity 6 can be conveniently observed; the top plate 3 is provided with a visual hole corresponding to the smoke outlet pipe 8, and the visual hole is provided with high temperature resistant glass.

The top plate 3 of the utility model is provided with a fixing piece 27, and the chimney 22 is fixedly connected with the top plate 3 through the fixing piece 27.

Support plates 28 are arranged on two sides of a connecting port 11, and a furnace bar 12 is placed on the connecting port 11 through the support plates 28.

Reinforcing strips are arranged on the inner sides of the outer hearth 1 and the top plate 3.

In the embodiment, the firewood stove is adopted to heat the room, the first wind power adjusting door 14, the second air inlet switch 166, the fire switch 23 and the stove door 4 are opened, firewood is placed on the stove bar 12, the stove door 4 is closed after the firewood is ignited, the first wind power adjusting door 14 is closed after the firewood burning fire is larger, and the firewood burning fire is controlled until the indoor designated temperature is reached by adjusting the first air inlet switch 146, the second air inlet switch 166 and the fire switch 23; when the temperature in the hearth is too high, the first air inlet switch 146, the second air inlet switch 166 and the fire switch 23 can be closed to extinguish firewood, or the hearth inner container 5 is made to lack oxygen, fuel generates a large amount of combustible gases such as micro carbon particles and carbon monoxide, and the second air inlet switch 166 on two sides is opened to react and burn again, so that the hearth is kept within a certain temperature range.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a practical firewood stove which characterized in that: comprises an outer hearth (1), a hollow base (2) fixedly connected with the bottom of the outer hearth (1) and a top plate (3) fixedly connected with the top of the outer hearth (1);

the inside of the outer hearth (1) is divided into a smoke guide cavity and a combustion cavity which are arranged up and down by a hearth cover plate (9), a fuel inlet is formed in the front side of the outer hearth (1), a furnace door (4) is installed at the fuel inlet, a hearth liner (5) fixedly connected with a base (2) is arranged in the outer hearth (1), a hearth cavity (6) is arranged in the hearth liner (5), a firewood adding port (7) is formed in the front side of the hearth liner (5), a smoke outlet pipe (8) at the top of the hearth liner (5) penetrates through the hearth cover plate (9) upwards, a top plate (3) is covered at the top of the outer hearth (1), a vent (21) communicated with the smoke guide cavity is formed in the top plate (3), a chimney (22) is installed at the vent (21), a fire switch (23) for controlling the chimney (22) is arranged on the side wall of the chimney (22), and the vent (21) and the smoke outlet pipe (8) are arranged in a staggered manner;

the hearth cover plate (9) is also provided with an ash inlet (10) which is arranged correspondingly to the vent (21) up and down, and the ash inlet (10) is communicated with the smoke guide cavity through an ash inlet pipe (19);

a connecting port (11) communicated with the hearth cavity (6) is formed in the top of the base (2), and a fire bar (12) is arranged on the connecting port (11); the front side of the base (2) is provided with a first through hole (13), and the first through hole (13) is provided with a first wind power adjusting door (14); second ports (15) are formed in two sides of the base (2), and second wind power adjusting doors (16) are installed in the second ports (15).

2. A utility diesel stove as claimed in claim 1, wherein:

two air inlet pipes (20) which are arranged at intervals are arranged in the base (2), one end of each air inlet pipe (20) extends along the axial direction to be communicated with the adjacent second port (15), and the other end is communicated with the connecting port (11);

the base (2) is internally provided with a first ash storage box (17) and a second ash storage box (18) which are arranged in an open mode, the connecting port (11) is correspondingly arranged up and down with the first ash storage box (17), the ash inlet (10) is correspondingly arranged up and down with the second ash storage box (18), and the second ash storage box (18) is communicated with the ash inlet (10) through an ash inlet pipe (19).

3. A utility diesel stove as claimed in claim 1, wherein:

the first wind power regulating door (14) comprises an outer plate (141) fixedly arranged and an inner plate (142) slidingly arranged, a first sliding groove (143) and a plurality of first air inlets (144) are formed in the outer plate (141), a plurality of second air inlets (145) are formed in the inner plate (142), the second air inlets (145) and the first air inlets (144) are arranged in a staggered mode, a first air inlet switch (146) is further arranged on the inner plate (142), and the first air inlet switch (146) outwards extends to penetrate through the first sliding groove (143);

the second wind power regulating door (16) comprises an upper cover plate (161) fixedly arranged and a lower cover plate (162) slidingly arranged, a second sliding groove (163) and a plurality of third air inlets (164) are formed in the upper cover plate (161), a plurality of fourth air inlets (165) are formed in the lower cover plate (162), the fourth air inlets (165) and the third air inlets (164) are arranged in a staggered mode, a second air inlet switch (166) is further arranged on the lower cover plate (162), and the second air inlet switch (166) outwards extends to penetrate through the second sliding groove (163).

4. A utility diesel stove as claimed in claim 1, wherein: the two sides of the firewood adding port (7) are fixedly connected with first extension plates (24), the first extension plates (24) extend outwards to be fixedly connected with the outer hearth (1), the top of the firewood adding port (7) is fixedly connected with second extension plates (25), and the second extension plates (25) extend outwards to be fixedly connected with the outer hearth (1);

the first extension plate (24) and the second extension plate (25) are provided with heat dissipation holes.

5. A utility diesel stove as claimed in claim 2, wherein: drawer boxes are arranged in the first ash storage box (17) and the second ash storage box (18).

6. A utility diesel stove as claimed in claim 2, wherein: a chute (26) is arranged on the side plate of the outer hearth (1), and the chute (26) is communicated with the ash inlet pipe (19).

7. A utility diesel stove as claimed in claim 1, wherein: the furnace door (4) is provided with a visual window, and the visual window is provided with high-temperature resistant glass;

the top plate (3) is provided with a visual hole corresponding to the smoke outlet pipe (8), and the visual hole is provided with high temperature resistant glass.

8. A utility diesel stove as claimed in claim 1, wherein: the top plate (3) is provided with a fixing piece (27), and the chimney (22) is fixedly connected with the top plate (3) through the fixing piece (27).

9. A utility diesel stove as claimed in claim 1, wherein: support plates (28) are arranged on two sides of the connecting port (11), and the furnace bars (12) are placed on the connecting port (11) through the support plates (28).

10. A utility diesel stove as claimed in claim 1, wherein: reinforcing strips are arranged on the inner sides of the outer hearth (1) and the top plate (3).