CN201462918U

CN201462918U - Firewood stove capable of automatically adding fuel

Info

Publication number: CN201462918U
Application number: CN2009200815736U
Authority: CN
Inventors: 陈俊福
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-09
Filing date: 2009-06-09
Publication date: 2010-05-12
Anticipated expiration: 2019-06-09

Abstract

The utility model discloses a firewood stove capable of automatically adding fuel, which mainly comprises a stove body (1) with a hearth inside, and a hearth air supply pipe (2) which is arranged on the side wall of the stove body and is communicated with the hearth, and is characterized in that a stove bottom plate (3) is fixed at the lower end of the inside of the hearth, and a stove mouth (4) is arranged at the upper end of the stove body (1); and a feed port (5) which is communicated with the hearth is also arranged on the side wall of the stove body (1), and an automatic feeding system is also arranged at the outer side of the feed port (5). Since the automatic feeding system is also arranged at the feed port, the automatic feeding system can automatically add fuel into the stove, thereby effectively overcoming the defects that the existing stove needs to manually add fuel when in use; and simultaneously, the wall of the stove at the upper end of the inside of the hearth gradually gather inwards to form a circular truncated cone shaped cavity so as to effectively allow the burned flame to be concentrated, thereby effectively improving the utilization rate of fuel.

Description

A kind of faggot cooking stove that can add fuel automatically

Technical field

The utility model relates to a kind of cooking stove, specifically is meant a kind of can acting as a fuel with faggot, and can add the faggot cooking stove of fuel automatically.

Background technology

Cooking stove as the utensil of cooking, heating up water in China rural area widespread, and had a lot of kinds.But these existing cooking stoves all need people's nurse in use, particularly also need manual interpolation fuel to burn for it after fuel combustion is intact, so these cooking stoves have limited people's activities scope and efficiency to a great extent; Simultaneously, because the burner hearth of these cooking stoves all is made into circle or rectangular enclosure body, its cross-sectional area is more a lot of greatly than the stove fire mouth cross-sectional area of cooking stove, therefore when fuel during in the burner hearth internal combustion, have a big chunk flame and be used to heat fire door furnace wall in addition, thereby slattern this energy, make that the utilization rate of fuel is very low, and then consume a large amount of fuel, be unfavorable for energy-conservation and environmental protection; At last, because the shaft of these cooking stoves all is to be made by metal or earth, when fuel during in the burner hearth internal combustion, owing to heat conducting reason, the temperature of this shaft also can raise, and careless slightlyly just can scald arm.

Therefore, widely used cooking stove can not well satisfy people's high efficiency, high energy-conservation and high environmental protection requirement at present.

The utility model content

The purpose of this utility model is to overcome at existing cooking stove needs manually to add fuel in use, its thermal efficiency is low, and shaft is scalded defectives such as arm easily, provide a kind of and can not only add fuel automatically, thermal efficiency height, and can also reduce the faggot cooking stove that can add fuel automatically of furnace body temperature.

The purpose of this utility model is achieved through the following technical solutions: a kind of faggot cooking stove that can add fuel automatically, mainly be provided with the shaft of burner hearth by inside, and the burner hearth ajutage composition that is arranged on the shaft sidewall and is connected with burner hearth, simultaneously also be fixed with furnace hearth plate in burner hearth inside, top at shaft has fire door, and also have the charging aperture that is connected with burner hearth on the sidewall of shaft, and also be provided with automatic feed system in the outside of this charging aperture.

Further, described furnace hearth plate by rosette, be vertically fixed on the metallic rod at this rosette edge, the arc-shaped connecting rod that is arranged on the metallic rod top and successively metallic rod is serially connected, and the connecting rod that is fixed between per two metallic rod is formed; Also have more than one ash leakage hole on rosette, and described metallic rod also is provided with more than one passage for the inner cylinder that is provided with cavity on this metallic rod, described passage is connected with the burner hearth ajutage by the cavity of metallic rod inside.

For the ease of adding fuel, described metallic rod is " C " font and distributes on rosette, and its breach is over against charging aperture.

Described automatic feed system is by the casing that covers charging aperture fully, and expansion box, push pedal and two stay cords of all being arranged on this box house are formed, described expansion box is fixed on the lower end of charging aperture, and an end of two stay cords all links to each other with expansion box, and the other end then is fixedly linked with push pedal; Simultaneously, also be provided with a cover plate on the top of casing.

Simultaneously, the expansion box in the described automatic feed system can also be fixed on the inside of push pedal; One end of described two stay cords is fixed on the lower end of charging aperture, and the other end then links to each other with expansion box; Simultaneously, also be provided with a cover plate on the top of casing.

Described expansion box is arranged on the bearing rod of enclosure by shell, and is wrapped in the return spring composition on this bearing rod, and described two stay cords then divide other to be fixed on the two ends of this bearing rod.

In order to improve efficiency of combustion, the lower end of described burner hearth is a cylindrical cavity, and the thorax wall of its upper end inwardly converges gradually and forms a round table-like cavity, and also is provided with the stove fire mouth on the top of this round table-like cavity, this stove fire mouth is positioned at the central authorities of fire door, and is connected with fire door.Simultaneously, also be provided with back hearth in the interior lower end of shaft, this back hearth is positioned at the below of furnace hearth plate, and is connected with burner hearth by the ash leakage hole on the furnace hearth plate, and also is provided with a remains of firebox in the inside of this back hearth.

In order to reduce furnace body temperature, and make full use of this energy, be provided with a shaft shell in the outside of whole shaft, form a toroidal cavity body that is used to adorn water between the inwall of this shaft shell and the outer wall of shaft, and the upper end at this shaft shell also is provided with water inlet, also is provided with delivery port in the lower end of shaft shell; Simultaneously, also be provided with a big circular platform type cavity in the shaft upper end, this big circular platform type cavity is connected with described stove fire mouth and fire door; Sidewall upper at shaft also is provided with a chimney that is connected with big circular platform type cavity.

Simultaneously, on the burner hearth ajutage, also be provided with a Huo Gai that closes that is used to regulate the intake size, and near the burner hearth ajutage, also be provided with a blower fan.

For the ease of adding fuel timely, also be fixed with a hinge mount in the outside of casing, this hinge mount inside also is wound with the hinge rope of band scale, and this hinge rope also is fixedly linked by the through hole and the described push pedal of being opened on the casing.

The utility model is compared than prior art, has the following advantages and beneficial effect:

(1) the utility model is provided with automatic feed system at the charging aperture place of shaft, therefore can add fuel to cooking stove automatically, thereby can effectively overcome the defective that existing cooking stove must manually add fuel in use.

(2) inwardly converge gradually the furnace wall, upper end of burner hearth of the present utility model inside, forms a round table-like cavity, therefore can effectively burned flame be concentrated on a bit, thereby improve the utilization rate of fuel.

(3) the utility model also is provided with big circular platform type cavity in the upper end of shaft, and this big circular platform type cavity all is connected with fire door and stove fire mouth, can effectively avoid the flame in the burner hearth directly to go out from smoke stack emission, thereby further improves the utilization rate of flame.

(4) the utility model also is provided with a shaft shell in the outside of shaft, and form the cavity body of an annular between this shaft shell and the shaft, after cold water injected from the water inlet of shaft shell upper end, not only can effectively reduce the bulk temperature of shaft, but also this cold water heating can be used to do him.

Description of drawings

Fig. 1 is a whole cross-sectional view of the present utility model.

Fig. 2 is a furnace hearth plate structural representation of the present utility model.

Fig. 3 is a plan structure schematic diagram shown in Figure 2.

Fig. 4 is the internal structure generalized section of expansion box.

Fig. 5 is the whole cross-sectional view of another kind of the present utility model.

The specific embodiment

Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.

Embodiment one

As shown in Figure 1, shaft 1 of the present utility model is a cuboid, and according to the actual needs, this shaft 1 can be made into cylinder, square or cuboid.Be provided with one in the inside of shaft 1 and be used for the burner hearth that fuel such as faggot burns, the lower end of this burner hearth is that a cross section is the cavity body of circular, rectangle or arbitrary polygon, and its optimum shape is a hollow cylinder.Flame in order will to burn the time all concentrates on a bit, and to improve the utilization ratio of fuel, inwardly converge gradually the furnace wall of burner hearth upper end, makes its upper end form a round table-like cavity.

Have a fire door 4 that is used to place pot or other apparatus of cooking in the upper end of shaft 1, and the top of the formed round table-like cavity in burner hearth upper end also has a stove fire mouth 15 that is used for flame heat, this stove fire mouth 15 is connected with fire door 4, so that burner hearth in fuel combustion the time, its flame can be gone here and there out from this stove fire mouth 15, thereby heating is placed on pot or other apparatus of cooking on the fire door 4.

Mid portion in burner hearth inside also is fixed with a furnace hearth plate 3 shown in Fig. 2,3, and also be provided with a back hearth 16 in shaft 1 interior lower end, this back hearth 16 is positioned at the below of furnace hearth plate 3, and is also having a charging aperture 5 on the sidewall of shaft 1 and with furnace hearth plate 3 on same horizontal plane.Also be provided with the remains of firebox 17 that is used to receive ashes in the inside of this back hearth 16.Described furnace hearth plate 3 is made of rosette 6 and the number of metal bar 7 that is vertically welded in these rosette 6 edges.Because fuel combustions such as faggot can produce a large amount of ashes later, for the ashes that will produce come in the back hearth 16 timely, on rosette 6, also have some ash leakage holes 8 uniformly, the quantity of this ash leakage hole 8 is decided according to the actual size of rosette 6, can be one, also can be for a plurality of.

Need certain air-breathing during fuel combustions such as faggot, therefore be equipped with a cavity, and on each metallic rod 7, all also have one or several passage 9 in the inside of each metallic rod 7.Simultaneously, the cavity of each metallic rod 7 inside also connects with rosette 6, so that the cavity of passage 9 process metallic rod 7 inside is connected with back hearth 16 and burner hearth ajutage 2.

In order to increase the stability of all metallic rod 7, simultaneously in order to prevent that the fuel that does not have to have burnt from pushing to stove fire mouth 15, also be fixed with an arc-shaped connecting rod 31 on the top of metallic rod 7, and between per two metallic rod 7, all also be fixed with a connecting rod 32, thereby make whole furnace hearth plate 3 form a birdcage shape, and the position that the shape of described arc-shaped connecting rod 31 and metallic rod 7 are fixed on rosette 6 is identical.

During in order to ensure fuel combustions such as faggots, outside air is able to continuously enters this burner hearth, also has a burner hearth ajutage 2 on the sidewall of shaft 1.This burner hearth ajutage 2 is positioned at the lower end of shaft 1, and is connected with back hearth 16, simultaneously in order to regulate this intake size, also is provided with one and closes fire lid 27 on this burner hearth ajutage 2.At some in particular cases, also needing a large amount of air, to enter burner hearth combustion-supporting, therefore can also add a typhoon machine 28 near burner hearth ajutage 2.

Add fuel for convenience, the metallic rod 7 that is fixed on the rosette 6 is " C " font arrangement on its horizontal plane, and its breach is over against charging aperture 5, so that fuel such as faggot enter.

Because fuel such as faggot is when the burner hearth internal combustion, whole shaft 1 also can be heated, and for the appearance temperature that reduces shaft 1 and make full use of this heat energy, also is provided with a shaft shell 18 in the outside of whole shaft 1.Simultaneously, also need to leave certain slit between the outer wall of the inwall of this shaft shell 18 and shaft 1, thereby form a toroidal cavity body 19.Be provided with a water inlet 20 in the upper end of shaft shell 18, then be provided with a delivery port 21 in the lower end of shaft shell 18.When using the utility model, can pass through water inlet 20 and in toroidal cavity body 19, inject cold water, thereby not only can reduce the temperature of whole shaft 1, but also can heat the cold water in this toroidal cavity body 19, make it become warm water, and can emit to make his usefulness from delivery port 21.

When fuel combustions such as faggot, can produce a large amount of cigarettes, and these cigarettes can seriously influence people's normal life, these cigarettes must be discharged outside burner hearth, therefore also should be provided with chimney 23. traditional chimneys on shaft 1 all is directly to be connected with burner hearth, a part of flame is directly discharged from chimney without the stove fire mouth, reduce the utilization rate of fuel. for this reason, the utility model forms a big circular platform type cavity 22 in the upper end of shaft 1, this big circular platform type cavity 22 covers the round table-like cavity in the burner hearth fully, and this big circular platform type cavity 22 also is connected with fire door 4 and stove fire mouth 15. 23 in described chimney is connected with this big circular platform type cavity 22. when the flame that produces in the burner hearth after 15 heating of stove fire mouth are positioned at pot or other apparatus of cooking on the fire door 4, return again and enter in the big circular platform type cavity 22, discharge burner hearths through chimney 23 again.

In order to realize automatically feed function, the utility model also is provided with an automatic feed system in the outside of charging aperture 5, and it is mainly by casing shown in Figure 1 24, and all is arranged on the expansion box 10 of these casing 24 inside, two stay cords 11 and push pedal 12 and forms.

The opening of described casing 24 covers charging aperture 5 fully, and also is provided with a cover plate 26 in the upper end of this casing 24 by loose-leaf, when needs add fuel, just this cover plate 26 is opened, and when not needing to add fuel, then this cover plate 26 is closed and gets final product.In order to prevent fuel such as faggot in casing 24 internal-combustions, this cover plate 26 need with casing 24 sealings.At the sidewall of shaft 1, and also be fixed with expansion box 10 with the lower end of charging aperture 5 in same plane, this expansion box 10, two stay cords 11 and push pedal 12 all are arranged on the inside of this casing 24.Article two, an end of stay cord 11 links to each other with the inside of expansion box 10, and the other end then is connected with push pedal 12.

Simultaneously, in time understand the combustion case of fuel in the casing 24 for the ease of people, and be convenient to push pedal 12 pulled out and add fuel, on the outer surface of casing 24, also be fixed with a hinge mount 29, also twining the hinge rope 30 that has scale mark in the inside of this hinge mount 29.One end of this hinge rope 30 is fixed on the wind of hinge mount 29, and the other end then is fixedly linked by through hole on the casing 24 and push pedal 12.After fuel combustion is intact, push pedal 12 will rest on charging aperture 5 places under the effect of expansion box 10, when needs add fuel once more, only need the manual hinge mount 29 that shakes, then push pedal 12 will be pulled away from charging aperture 5 under the effect of hinge rope 30, thereby is convenient to add fuel.Certainly, according to the scale on the hinge rope 30, people also can very clearly know the fuel residue situation in the casing 24.

The cross-section structure of described expansion box 10 promptly is made up of shell 13, bearing rod 14 and return spring 25 as shown in Figure 4.Wherein, bearing rod 14 is arranged in the groove of shell 13 two opposite side surfaces, so that this bearing rod 14 can rotate in this groove, described two stay cords else were wrapped in the two ends of this bearing rod 14 in 11 minutes, and described return spring 25 is fixed on the middle part of this bearing rod 14, and is connected with shell 13.Under off working state, return spring 25 does not have elastic deformation, and push pedal 12 is positioned at the next door of charging aperture 5; And in working order down, push pedal 12 is away from charging aperture 5, elastic deformation takes place in return spring 25, thereby produce the elastic force that push pedal 12 is furthered to charging aperture 5 all the time, therefore when fuel was placed in the push pedal 12, fuel will enter charging aperture 5 automatically under the elastic force effect that return spring produced.

Embodiment two

Present embodiment is basic identical with the structure of embodiment one, and its difference only is the fixed position difference of the expansion box 10 in the automatic feed system.

As shown in Figure 5, this expansion box 10 is fixed in the inside of push pedal 12, thereby makes expansion box 10 solid as a whole with push pedal 12, guarantees that push pedal 12 and expansion box 10 can same moved further.And an end of two stay cords 11 is fixed on the lower end of charging aperture 5, and the other end then is fixedly linked with expansion box 10.

As mentioned above, just can realize the utility model preferably.

Claims

1. faggot cooking stove that can add fuel automatically, mainly be provided with the shaft (1) of burner hearth by inside, and burner hearth ajutage (2) composition that is arranged on the shaft sidewall and is connected with burner hearth, it is characterized in that, also be fixed with furnace hearth plate (3) in burner hearth inside, have fire door (4) on the top of shaft (1), and also have the charging aperture (5) that is connected with burner hearth on the sidewall of shaft (1), and also be provided with automatic feed system in the outside of this charging aperture (5).

2. a kind of faggot cooking stove that can add fuel automatically according to claim 1, it is characterized in that, described furnace hearth plate (3) by rosette (6), be vertically fixed on the metallic rod (7) at this rosette (6) edge, the arc-shaped connecting rod (31) that is arranged on the metallic rod top and successively metallic rod is serially connected, and the connecting rod (32) that is fixed between per two metallic rod (7) is formed; On rosette (6), also have more than one ash leakage hole (8), and described metallic rod (7) is the inner cylinder that is provided with cavity, also be provided with more than one passage (9) on this metallic rod (7), described passage (9) is connected with burner hearth ajutage (2) by the inner cavity of metallic rod (7).

3. a kind of faggot cooking stove that can add fuel automatically according to claim 2 is characterized in that, described metallic rod (7) is " C " font and distributes on rosette (6), and its breach is over against charging aperture (5).

4. a kind of faggot cooking stove that can add fuel automatically according to claim 1, it is characterized in that, described automatic feed system is by the casing that covers charging aperture (5) fully (24), and expansion box (10), push pedal (12) and two stay cords (11 of all being arranged on this casing (24) inside, 11) form, described expansion box (10) is fixed on the lower end of charging aperture (5), two stay cords (11,11) a end all links to each other with expansion box (10), and the other end then is fixedly linked with push pedal (12); Simultaneously, also be provided with a cover plate (26) on the top of casing (24).

5. a kind of faggot cooking stove that can add fuel automatically according to claim 1, it is characterized in that, described automatic feed system is by the casing that covers charging aperture (5) fully (24), and the expansion box (10), push pedal (12) and two stay cords (11,11) that all are arranged on this casing (24) inside are formed; Described expansion box (10) is fixed on the inside of push pedal (12); One end of described two stay cords (11,11) is fixed on the lower end of charging aperture (5), and the other end then links to each other with expansion box (10); Simultaneously, also be provided with a cover plate (26) on the top of casing (24).

6. according to claim 4 or 5 described a kind of faggot cooking stoves that can add fuel automatically, it is characterized in that, described expansion box (10) is by shell (13), be arranged on the inner bearing rod (14) of shell (13), and the return spring (25) that is wrapped on this bearing rod (14) is formed, described two stay cords (11,11) then divide other to be fixed on the two ends of this bearing rod (14).

7. a kind of faggot cooking stove that can add fuel automatically according to claim 1, it is characterized in that, the lower end of described burner hearth is a cylindrical cavity, the thorax wall of its upper end inwardly converges gradually and forms a round table-like cavity, and also be provided with stove fire mouth (15) on the top of this round table-like cavity, this stove fire mouth (15) is positioned at the central authorities of fire door (4), and is connected with fire door (4).

8. a kind of faggot cooking stove that can add fuel automatically according to claim 2, it is characterized in that, interior lower end at shaft (1) also is provided with back hearth (16), this back hearth (16) is positioned at the below of furnace hearth plate (3), and be connected with burner hearth, and also be provided with a remains of firebox (17) in the inside of this back hearth (16) by the ash leakage hole on the furnace hearth plate (8).

9. a kind of faggot cooking stove that can add fuel automatically according to claim 7, it is characterized in that, be provided with a shaft shell (18) in the outside of whole shaft (1), form a toroidal cavity body (19) that is used to adorn water between the outer wall of the inwall of this shaft shell (18) and shaft (1), and also be provided with water inlet (20) in the upper end of this shaft shell (18), also be provided with delivery port (21) in the lower end of shaft shell (18); Simultaneously, also be provided with a big circular platform type cavity (22) in shaft (1) upper end, this big circular platform type cavity (22) is connected with described stove fire mouth (15) and fire door (4); Sidewall upper at shaft (1) also is provided with a chimney (23) that is connected with big circular platform type cavity (22); Simultaneously, on burner hearth ajutage (2), also be provided with one be used to regulate the intake size close Huo Gai (27), near described burner hearth ajutage (2), also be provided with a typhoon machine (28).

10. according to claim 4 or 5 described a kind of faggot cooking stoves that can add fuel automatically, it is characterized in that, also be fixed with a hinge mount (29) in the outside of casing (24), the inner hinge rope (30) that also is wound with the band scale of this hinge mount (29), and this hinge rope (30) also is fixedly linked by the through hole and the described push pedal (12) of being opened on the casing (24).