CN111396928A - Folding telescopic portable camping firewood-burning furnace and furnace body - Google Patents
Folding telescopic portable camping firewood-burning furnace and furnace body Download PDFInfo
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- CN111396928A CN111396928A CN202010311857.0A CN202010311857A CN111396928A CN 111396928 A CN111396928 A CN 111396928A CN 202010311857 A CN202010311857 A CN 202010311857A CN 111396928 A CN111396928 A CN 111396928A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B1/00—Stoves or ranges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B13/00—Details solely applicable to stoves or ranges burning solid fuels
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Abstract
The invention discloses a folding telescopic portable camping firewood stove and a stove body. The furnace body includes furnace, urceolus, furnace top cap, furnace bottom and, the support arm, furnace set up in among the inner wall of urceolus, furnace and urceolus are nested in proper order by at least two sections round platform shape barrels respectively and are constituted extending structure, the aperture has been seted up on the section of thick bamboo wall of at least one section barrel of furnace, the furnace top cap is fixed in the top of furnace upper segment, the furnace bottom is fixed in the bottom of furnace hypomere, urceolus upper segment and furnace top cap keep static relatively, the furnace bottom is fixed in the bottom of urceolus hypomere, furnace bottom is provided with fan box installation department, furnace bottom reserves the air inlet, the support arm is used for when the urceolus is tensile to be accomplished. The firewood burning furnace can fully burn fuel, achieves the smokeless effect, is foldable, occupies small space, has the characteristic of portability, and is convenient to unfold and fold.
Description
Technical Field
The invention relates to the field of camping tools, in particular to a foldable telescopic portable camping firewood-burning furnace body and a firewood-burning furnace.
Background
The traditional outdoor stove mainly comprises a gas tank stove, an oil stove, an alcohol stove and the like, and the fuel of the traditional outdoor stove is filled gas fuel and liquid fuel. All fuels are purchased, the amount of fuel which can be carried about is very limited, the fuel is inflammable and explosive, any public transport means is forbidden to carry, and the used waste tank is difficult to treat and is not environment-friendly. The firewood burning furnace adopts biomass fuel, has low cost, can be obtained anywhere in the field, has no limitation of usage amount, and gradually becomes the camping equipment selection for outdoor people.
The common firewood burning furnaces for outdoor camping are various in types, and are divided into two types of natural air suction and air blast oxygen supply in terms of combustion modes. The combustion effects are different, products of natural air suction type mostly adopt a single-layer hearth B, are common combustion modes, are difficult to ignite, and are accompanied by a large amount of smoke dust in the whole combustion process; the technique of gasification burning has been introduced to blast air oxygen suppliment class product, adopts bilayer structure more, can realize comparatively abundant burning, and the ignition is also swift than former. However, most of the products have unreasonable structural design of the hearth B and improper oxygen mixing, and have the problem of black smoke in the combustion process. Due to the characteristics of gasification combustion, the design characteristics of the vertical hearth B also determine the use characteristics that the volume and the weight of the previous products in the market can not adapt to the outdoor long-distance hiking equipment requirement and the outdoor camping.
Disclosure of Invention
The invention aims to: to the problem that above-mentioned exists, provide a folding telescopic portable camping firewood stove furnace body to under the prerequisite of ensureing fuel combustion effect, change the furnace body result through folding flexible form, make it shrink to the minimum as far as possible at the volume, be convenient for accomodate.
The technical scheme adopted by the invention is as follows:
a folding telescopic portable camping firewood stove body comprises a hearth, an outer barrel, a hearth top cover, a hearth bottom cover, a stove body bottom cover and at least one set of support arm, wherein the hearth is arranged in the inner wall of the outer barrel, and a gap is formed between the hearth and the outer barrel;
the hearth and the outer barrel are respectively formed into a telescopic structure by sequentially nesting at least two sections of truncated cone-shaped barrels, for each barrel of the hearth and the outer barrel, after the stretching is completed, the barrel at the topmost end is an upper section, the barrel at the bottommost end is a lower section, and the barrels positioned between the topmost end and the bottommost end are all middle sections;
the wall of at least one section of the cylinder of the hearth is provided with a small hole;
the furnace top cover is fixed at the top of the upper section of the furnace, the furnace bottom cover is fixed at the bottom of the lower section of the furnace, the upper section of the outer cylinder and the furnace top cover keep relatively static, the furnace body bottom cover is fixed at the bottom of the lower section of the outer cylinder, a fan box mounting part is arranged at the bottom of the furnace body bottom cover, and an air inlet hole is reserved in the furnace body bottom cover;
the support arm is used for fixing the position relation between at least the upper section of the outer cylinder and the lower section of the outer cylinder when the outer cylinder is stretched.
The outer cylinder of the furnace body and the hearth adopt a multi-section telescopic design, so that the use and the storage are convenient to operate, and the occupied volume of the furnace body is very small after the storage. The air entering from the air inlet hole at the bottom cover of the furnace body passes through the gap (air channel) between the outer barrel and the hearth and then enters the hearth through the small hole formed in the wall of the hearth, so that the high-efficiency combustion of the fuel in the hearth is facilitated, the combustion rate is improved, the fuel is further combusted fully as far as possible, and the smokeless effect is achieved as far as possible.
Furthermore, each section of the furnace body is provided with a small hole, wherein the small hole arranged in the middle section of at least one section of the furnace body is in a shutter type.
This design makes furnace air inlet direction become radial air inlet, is favorable to forming the spiral wind in furnace, helps the high-efficient burning of the interior fuel of furnace, improves the combustion rate, has improved smokeless effect.
Furthermore, the hearth bottom cover is in an inverted cone shape.
The design forms a typical Venturi effect, generates a smooth air guide channel, reduces the wind resistance, is beneficial to the wind generated by the axial flow fan to efficiently enter the hearth through the small holes of each section of the barrel body of the hearth, and carries out oxygen-mixed combustion to improve the combustion firepower.
Furthermore, the support arm is hinged to the lower section of the outer barrel through a support arm seat fixed on the lower section of the outer barrel, and the free end of the support arm can at least clamp the upper section of the outer barrel when rotating to the direction of the upper section of the outer barrel.
The support arm and the outer cylinder are integrated, so that the storage is convenient, and the expansion and folding operation of the furnace body are also convenient.
Furthermore, in the stretching state of the outer cylinder, at least the top of the cylinder body adjacent to the upper section of the outer cylinder and the position corresponding to the bottom of the upper section of the outer cylinder are provided with clamping holes; the support arm is provided with a bolt body matched with the clamping hole at a position corresponding to the clamping hole in the middle section of the outer cylinder adjacent to the upper section of the outer cylinder after rotating to the direction of the upper section of the outer cylinder.
Furthermore, in each section of barrel of urceolus, except the urceolus upper segment, the card hole has all been seted up at the top of all the other barrels, and the position that each card hole was seted up all corresponds with the bottom of leaning on the adjacent barrel of urceolus upper segment direction, and the support arm corresponds to the card hole of each section barrel, all is provided with the assorted key body.
Furthermore, the support arm comprises sub support arms respectively corresponding to the clamping holes of the cylinder bodies, each sub support arm is provided with a bolt body matched with the corresponding clamping hole, and the sub support arms are mutually independent.
The design can freely determine the used sections of the cylinders according to the requirements.
Further, a fan box is arranged at a fan box mounting part at the bottom of the furnace body bottom cover, and an axial flow fan is arranged in the fan box; the furnace body bottom cover is arranged between the furnace bottom covers and is provided with a heat insulation pad; the furnace body bottom cover is designed to be concave inwards.
The fan is matched with the design of the air channel and the small holes, so that the sufficiency of fuel combustion can be greatly improved, and the stove becomes a smokeless stove. The indent design can provide the storage space for fan motor's power cord to improve the compactedness of furnace body.
Further, the structure between the upper section of the outer barrel and the top cover of the hearth is as follows: the top of the upper section of the outer barrel is connected with an outer barrel top ring, and the outer barrel top ring is fixed at the bottom of the hearth top cover.
The design can improve the contact area between the outer barrel and the top cover of the hearth, improve the stability of the structure and simultaneously reduce the processing difficulty of connection.
In order to solve the problems, the invention also provides a folding telescopic portable camping firewood-burning furnace, which comprises a pot frame, a foot rest and the folding telescopic portable camping firewood-burning furnace body; the pot frame and the top of the furnace body are in detachable relation, and the foot rest and the bottom of the furnace body are in detachable relation.
Furthermore, the foot rest comprises at least three supporting leg arms, each supporting leg arm is uniformly distributed and hinged on the same supporting leg seat, and the supporting leg seat has a limiting effect on each supporting leg arm so as to limit the rotating angle of each supporting leg arm. The foot rest of the hinged structure has foldable property, so that the volume of the firewood stove is smaller when the firewood stove is folded.
Furthermore, each structure of the supporting leg arm is the same, the supporting leg arm is composed of a folding supporting arm and a folding supporting leg which can be folded mutually, one end of the folding supporting arm is hinged with the folding supporting leg, the other end of the folding supporting arm is hinged on the supporting leg seat, and one end of the folding supporting arm hinged with the folding supporting leg is provided with a limiting clamp so as to limit the rotating angle of the folding supporting leg. The folding twice can guarantee the stability of the structure under the condition that the volume is small when the folding is guaranteed, and meanwhile, the foot rest can be conveniently unfolded and folded by the design.
Furthermore, the free end part of the folding support leg is provided with a foot seat. The design of the foot seat can increase the contact area between the foot stand and the ground and the like, and improve the stability of the firewood burning furnace.
Furthermore, the end part of the folding support arm close to the end part of the folding support leg is provided with a clamping groove. So as to stably clamp the bottom of the furnace body when the furnace body is unfolded and prevent the furnace body from overturning.
Furthermore, the size of the foot rest in the folded state is smaller than the size of the hearth of the furnace body in the folded state. Therefore, the folded foot rest can be placed into the folded hearth, and the storage space is not additionally occupied.
Further, the wok stand is composed of at least three independent pluggable wok stand arms; slots for mounting the boiler frame arms are uniformly arranged on the hearth top cover.
The independent plug-in type pot rack only occupies little storage space and can be flexibly used according to the requirement.
Further, the size of the pot holder is matched with that of the foot rest: the disassembled pot frame and the folded foot rest can be placed into the folded hearth together.
The design enables the required storage space of the folded firewood burning furnace to be the same as that of the furnace body, namely, the required storage space is reduced as much as possible.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. when the firewood burning furnace and the furnace body are folded, the structure among all parts is compact, the occupied space is small, and the firewood burning furnace and the furnace body have the characteristics of portability; after being stretched (unfolded), the folding type energy-saving stove has no difference in using effect with a stove without a folding function, is flexible to use, and can be assembled by self according to scene needs; meanwhile, the structure design enables the fuel to be fully combusted, and the smoke-free fuel has the characteristic of no smoke.
2. The firewood burning furnace and each part of the furnace body are convenient to produce and process, and in the manufacturing link, a universal mould can be directly adopted for stamping, drawing and forming, so that the invisible accurate size can be ensured to the maximum extent, the matching precision among all the parts can be ensured, and the use process is smooth and quick.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 and 2 are a top view and a bottom view of the foldable telescopic portable camping firewood stove in an unfolded state, respectively.
Fig. 3 is a front view of the collapsible, portable camping firewood stove in an expanded state.
Fig. 4 is a cross-sectional view taken along line a-a' of fig. 3.
Fig. 5 and 6 are a top and front view of the foldable telescopic portable camping firewood stove body in a folded state.
Fig. 7 is a cross-sectional view taken along line a-a' of fig. 6.
Fig. 8 is a structural view of the foot rest.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Example one
Referring to the attached drawings 1-7, the embodiment discloses a folding telescopic portable camping firewood stove body, which comprises a hearth B, an outer cylinder A, a hearth top cover E, a hearth bottom cover B4, a stove body bottom cover A6 and at least one set of support arms F, wherein the hearth B is arranged in the inner cavity of the outer cylinder A, and a gap is formed between the hearth B and the outer cylinder A. The hearth B and the outer barrel A are respectively formed into a telescopic structure by sequentially nesting at least two sections of truncated cone-shaped barrels, for each barrel of the hearth B and the outer barrel A, after stretching is completed, the top-most barrel is an upper section, the bottom-most barrel is a lower section, and the barrels positioned between the top-most end and the bottom-most end are all middle sections. The wall of at least one section of the barrel of the hearth B is provided with a small hole B5. The furnace top cover E is fixed at the top of the furnace upper section B1, the furnace bottom cover B4 is fixed at the bottom of the furnace lower section B3, the outer cylinder upper section A1 and the furnace top cover E are kept relatively static, and the furnace body bottom cover A6 is fixed at the bottom of the outer cylinder lower section A3. The support arm F is used for fixing the position relation between at least the outer cylinder upper section A1 and the outer cylinder lower section A3 when the outer cylinder A is stretched, so that the outer cylinder middle section A2 cannot move up and down, the hearth upper section B1 moves together with the outer cylinder upper section A1 when the outer cylinder A is stretched, and the rest sections of the barrel of the hearth B are stretched naturally under the action of gravity.
In one embodiment, as shown in fig. 4, each section of the cylinder of the furnace B is provided with a small hole B5 (air inlet). The small holes B5 on the middle section B2 of at least one section of the hearth are opened in a shutter type mode, so that the air inlet direction of the hearth B is changed into radial air inlet, spiral air is formed in the hearth B favorably, efficient combustion of fuel in the hearth B is facilitated, and the combustion rate is improved.
As shown in fig. 4, the bottom cover B4 of the furnace is in an inverted cone shape, which forms a typical venturi effect, generates a smooth wind guide channel, reduces wind resistance, facilitates bottom intake air to efficiently enter the furnace B through the small holes B5 of each section of the furnace B, performs oxygen mixing combustion, and improves combustion firepower.
As shown in fig. 1 and 5, at least one section of arc opening E1 is opened on the top cover E of the furnace chamber to increase the heat dissipation effect and reduce the weight. The arcuate openings E1 are located on a uniform circular ring. The arc opening E1 is a sinking structure, so that the fuel can smoothly enter the hearth B when being added. The hearth top cover E is provided with a pot rack C mounting part. The pot holder C mounting part is three-section strip-shaped insertion holes E2 which are formed by 120 degrees in pairs in one embodiment.
As shown in FIG. 4, the top of the tub upper section A1 is attached to the bottom of the furnace roof E, thereby maintaining the tub upper section A1 in a relatively stationary relationship with the furnace roof E. Furthermore, the top of the outer cylinder upper section A1 is connected with an outer cylinder top ring A4, and the outer cylinder top ring A4 is fixed at the bottom of the hearth top cover E, so that the contact area between the outer cylinder upper section A1 and the hearth top cover E is increased, and the connection stability is improved. The outer cylinder top ring A4 can be sleeved on the top of the outer cylinder upper section A1 so as to maintain the connection relation with the outer cylinder upper section A1.
As shown in fig. 3, the arm F is hinged to the lower section A3 of the outer cylinder through an arm seat F4 fixed to the lower section A3 of the outer cylinder, and when the free end of the arm F rotates to the direction of the upper section a1 of the outer cylinder, the arm can at least block the upper section a1 of the outer cylinder, so that the outer cylinder a is kept in a stretched state. The supporting arm seat F4 is fixed on the top of the outer cylinder lower section A3 to reduce the size of the furnace body as much as possible when folded. In the stretching state of the outer cylinder A, at least the top of the cylinder (the cylinder of the outer cylinder A, which is the middle section A2 of the outer cylinder or the lower section A3 of the outer cylinder) adjacent to the upper section A1 of the outer cylinder is provided with a clamping hole corresponding to the bottom of the upper section A1 of the outer cylinder; the support arm F is provided with a bolt body matched with the clamping hole (the clamping hole of the cylinder body adjacent to the outer cylinder upper section A1) at least at the position corresponding to the clamping hole of the outer cylinder middle section A2 adjacent to the outer cylinder upper section A1 after rotating to the direction of the outer cylinder upper section A1. When the outer cylinder A is in a stretching state, after the support arm F rotates to the direction of the upper section A1 of the outer cylinder, the bolt body is clamped into the clamping hole of the cylinder body adjacent to the upper section A1 of the outer cylinder, and the upper section A1 of the outer cylinder and the cylinder body adjacent to the upper section A can be prevented from sliding up and down.
In one embodiment, referring to fig. 4, in each section of the barrel body of the outer barrel a, the top parts of the other barrel bodies except for the upper section a1 of the outer barrel are provided with clamping holes, the positions of the clamping holes correspond to the bottom parts of the barrel bodies adjacent to the upper section a1 of the outer barrel, and the orientation of each clamping hole corresponds to the orientation of the supporting arm F matched with the clamping hole. The support arm F is provided with a matched bolt body corresponding to the clamping hole of each section of the cylinder body. Specifically, the support arm F is composed of sub support arms respectively corresponding to the clamping holes of the respective sections of the cylinder, each sub support arm is provided with a bolt body matched with the corresponding clamping hole, and the sub support arms are independent from each other. In a specific embodiment, the outer cylinder a only has one outer cylinder middle section a2 (the same applies to the multi-section outer cylinder middle section a2), the top of the outer cylinder lower section A3 and the top of the outer cylinder middle section a2 are respectively provided with a clamping hole, the support arm F is provided with a corresponding bolt body corresponding to the clamping holes of the two sections of cylinders, and when the support arm F rotates to the direction of the outer cylinder upper section a1, the bolt body is clamped into the corresponding clamping hole, so that the fixing of each section of cylinder is completed. The support arm F comprises a long support arm F1 and a short support arm F2 (namely a sub support arm), the long support arm F1 is matched with a clamping hole of an outer cylinder middle section A2, the short support arm F2 is matched with a clamping hole of an outer cylinder lower section A3, namely, when the long support arm F1 rotates to the direction of an outer cylinder upper section A1, the short support arm F2 is clamped into the clamping hole at the top of the outer cylinder middle section A2, when the short support arm F2 rotates to the direction of the outer cylinder upper section A1, the short support arm F is clamped into the clamping hole at the top of the outer cylinder lower section A3, and therefore, the number of. Long arm F1 and short arm F2 are each provided with a paddle F3 to facilitate the rotation operation.
In one embodiment, three sets of arms F are provided on the outer barrel lower section a3, with the three sets of arms F being 120 degrees apart.
Referring to fig. 2, 4 and 7, an air inlet hole and a fan box H mounting part are reserved at the bottom of the furnace body bottom cover a 6. The fan box H is installed to the bottom of the furnace body bottom cover A6 through the fan box H installation part. An axial flow fan H1 is installed in the fan box H, and a heat insulation pad G is arranged between the furnace body bottom cover A6 and the hearth bottom cover B4 to protect the fan motor from being damaged by high temperature. The furnace body bottom cover A6 is concave design to provide storage space for the power cord H2 of the fan motor. The power line H2 may be a USB interface, which is versatile and easy to match to a power source.
As shown in fig. 4 and 7, the top of the furnace roof E and/or the bottom of the lower section a3 of the outer cylinder are rolled into a tube shape, on the one hand, so that the ends of the furnace are less sharp, and on the other hand, so that the ends of the furnace are cushioned against contact (e.g., support) or impact (e.g., drop or axial force).
Example two
As shown in fig. 1-8, the present embodiment discloses a foldable telescopic portable camping firewood stove, which comprises a stove body, a pot frame C and a foot rest D, wherein the pot frame C is detachably mounted on the top of the stove body (the top cover E of the hearth), and the foot rest D is detachably mounted on the bottom of the stove body (the bottom of the lower section a3 of the outer cylinder). The foot rest D comprises at least three leg arms, and the leg arms are uniformly distributed and hinged on the same leg seat D3; the bracket base has a limiting function on each supporting leg arm so as to limit the rotating angle of each supporting leg arm. Each support arm has the same structure and is composed of a folding support arm D1 and a folding support leg D2 which can be mutually folded, one end of the folding support arm D1 is hinged with the folding support leg D2, the other end of the folding support arm D1 is hinged on the support leg seat D3, and one end of the folding support arm D1 hinged with the folding support leg D2 is provided with a limit clamp D5 to limit the rotating angle of the folding support leg D2. The free end of the folding leg D2 is provided with a foot seat D4. After the foot rest D is unfolded, the foot seats D4 of the folding legs D2 are on the same plane.
As shown in fig. 8, a clamping groove D6 (the end of the folding arm D1 near the end of the folding leg D2) is provided on the folding arm D1 to firmly clamp the bottom of the oven body after the foot rest D is unfolded, so as to prevent the oven body from overturning and ensure the air inlet distance at the bottom of the oven body.
As shown in fig. 3 and 4, the pot holder C is composed of at least three independent pluggable pot holder arms C1 for easy detachment and storage. The top of the furnace body is uniformly provided with slots for mounting the boiler support arms C1.
In one embodiment, the furnace body adopts the furnace body structure in the first embodiment. Based on this, the firewood burning stove also comprises a fan box H, and the fan box H is arranged on the fan installation part of the stove body bottom cover A6.
EXAMPLE III
Referring to the attached drawings 1-7, the embodiment discloses a folding telescopic portable camping firewood stove body, which structurally comprises a hearth B, an outer barrel A, a hearth top cover E, a hearth bottom cover B4, a stove body bottom cover A6 and at least one set of support arms F, wherein the hearth B is arranged in the inner cavity of the outer barrel A, and a gap exists between the hearth B and the outer barrel A. The hearth B and the outer barrel A respectively form a telescopic structure by three sections of truncated cone-shaped barrels, for each barrel of the hearth B and the outer barrel A, after the stretching is completed, the top-most barrel is an upper section, the bottom-most barrel is a lower section, and the barrel between the top-most end and the bottom-most end is a middle section. The furnace top cover E is fixed at the top of the upper furnace section B1, the furnace bottom cover B4 is fixed at the bottom of the lower furnace section B3, the top of the upper outer cylinder section A1 is fixedly sleeved with an outer cylinder top ring A4, the outer cylinder top ring A4 is fixed on the furnace top cover E, and the furnace body bottom cover A6 is fixed at the bottom of the lower outer cylinder section A3.
The three sets of support arms F form 120 degrees in pairs, and are hinged to the top of the outer cylinder lower section A3 through support arm seats F4 fixed on the outer cylinder lower section A3. Three clamping holes are respectively formed in the tops of the lower section A3 of the outer cylinder and the middle section A2 of the outer cylinder, and the positions of the clamping holes correspond to the bottoms of the adjacent cylinders close to the upper section A1 of the outer cylinder. Three sets of support arms F correspond the card hole of barrel middle section and barrel hypomere respectively, support arm F includes long support arm F1 and short support arm F2 (all articulate on support arm seat F4), long support arm F1 matches with the card hole of urceolus middle section A2, short support arm F2 matches with the card hole of urceolus hypomere A3, when long support arm F1 rotates urceolus upper segment A1 direction, in the card hole at urceolus middle section A2 top is gone into to the card of urceolus middle section A1 direction, in the card hole at urceolus hypomere A3 top is gone into to short support arm F2 rotation. Long arm F1 and short arm F2 are each provided with a paddle F3 to facilitate the rotation operation.
As shown in fig. 1 and 5, at least three arc openings E1 are formed in the top cover E of the furnace chamber to increase the heat dissipation effect and reduce the weight. The arcuate openings E1 are located on a uniform circular ring. The arc opening E1 is a sinking structure, so that the fuel can smoothly enter the hearth B when being added. Three sections of strip-shaped insertion holes E2 are formed in the hearth top cover E, and every two of the three sections of strip-shaped insertion holes E2 form 120 degrees and are used for installing a pot frame C. Correspondingly, the wok stand C comprises three independent pluggable wok stand arms C1. The top end of the furnace top cover E is circularly curled (wound into a tubular shape).
As shown in FIG. 4, the cylinder walls of the upper, middle and lower sections of the hearth B are provided with small holes B5 for air intake. The opening of the middle section B2 of the hearth is a louver opening, so that the air inlet direction of the hearth B becomes radial air inlet, spiral air is formed in the hearth B, efficient combustion of fuel in the hearth B is facilitated, and the combustion rate is improved.
As shown in fig. 7, an air inlet hole is reserved on the furnace bottom cover a6, a fan box H is installed at the bottom of the furnace bottom cover a6, an axial flow fan H1 is fixedly installed in the fan box H, and the position of the axial flow fan H1 is matched with the air inlet hole. And a heat insulation pad G is arranged between the furnace body bottom cover A6 and the hearth bottom cover B4 to prevent the fan motor from being damaged by high temperature. The furnace bottom cover A6 is concave, thus providing a storage space for the power cord H2 of the axial flow fan H1. The furnace body bottom cover A6 adopts the back taper design, forms typical venturi effect, generates smooth wind-guiding wind channel, reduces the windage, is favorable to axial fan H1 to produce wind high-efficiently through the aperture B5 of furnace B's upper, middle and lower section get into furnace B in, carry out the oxygen-mixing burning, promote the firepower that burns.
As shown in fig. 4 and 7, the bottom of the lower section A3 of the outer cylinder is a circular bead a 5.
Example four
As shown in fig. 1 to 8, the present embodiment discloses a foldable telescopic portable camping firewood stove, which comprises a stove body, a pot frame C and a foot rest D.
As shown in fig. 1-7, the furnace body structure comprises a furnace chamber B, an outer cylinder a, a furnace chamber top cover E, a furnace chamber bottom cover B4, a furnace body bottom cover a6 and a support arm F, wherein the furnace chamber B is arranged in the inner cavity of the outer cylinder a, and a gap is formed between the furnace chamber B and the outer cylinder a. The hearth B and the outer cylinder A respectively form a telescopic structure by three sections of truncated cone-shaped cylinders (the structure of the barrel exceeds the three sections of cylinders can be obtained by the same principle), for each cylinder of the hearth B and the outer cylinder A, after the stretching is completed, the topmost cylinder is an upper section, the bottommost cylinder is a lower section, and the cylinder between the topmost and bottommost is a middle section. The furnace top cover E is fixed at the top of the upper furnace section B1, the furnace bottom cover B4 is fixed at the bottom of the lower furnace section B3, the top of the upper outer cylinder section A1 is fixedly sleeved with an outer cylinder top ring A4, the outer cylinder top ring A4 is fixed on the furnace top cover E, and the furnace body bottom cover A6 is fixed at the bottom of the lower outer cylinder section A3.
The three sets of support arms F form 120 degrees in pairs, and are hinged to the top of the outer cylinder lower section A3 through support arm seats F4 fixed on the outer cylinder lower section A3. Three clamping holes are respectively formed in the tops of the lower section A3 of the outer cylinder and the middle section A2 of the outer cylinder, and the positions of the clamping holes correspond to the bottoms of the adjacent cylinders close to the upper section A1 of the outer cylinder. Three sets of support arms F correspond the card hole of barrel middle section and barrel hypomere respectively, support arm F includes long support arm F1 and short support arm F2 (all articulate on support arm seat F4), long support arm F1 matches with the card hole of urceolus middle section A2, short support arm F2 matches with the card hole of urceolus hypomere A3, when long support arm F1 rotates urceolus upper segment A1 direction, in the card hole at urceolus middle section A2 top is gone into to the card of urceolus middle section A1 direction, in the card hole at urceolus hypomere A3 top is gone into to short support arm F2 rotation. Long arm F1 and short arm F2 are each provided with a paddle F3 to facilitate the rotation operation.
As shown in fig. 1 and 5, at least three arc openings E1 are formed in the top cover E of the furnace chamber to increase the heat dissipation effect and reduce the weight. The arcuate openings E1 are located on a uniform circular ring. The arc opening E1 is a sinking structure, so that the fuel can smoothly enter the hearth B when being added. Three sections of strip-shaped insertion holes E2 are formed in the hearth top cover E, and every two of the three sections of strip-shaped insertion holes E2 form 120 degrees and are used for installing a pot frame C. Correspondingly, the wok stand C comprises three independent pluggable wok stand arms C1. The top end of the furnace top cover E is circularly curled (wound into a tubular shape).
As shown in FIG. 4, the cylinder walls of the upper, middle and lower sections of the hearth B are provided with small holes B5 for air intake. The opening of the middle section B2 of the hearth is a louver opening, so that the air inlet direction of the hearth B becomes radial air inlet, spiral air is formed in the hearth B, efficient combustion of fuel in the hearth B is facilitated, and the combustion rate is improved.
As shown in fig. 7, an air inlet hole is reserved on the furnace bottom cover a6, a fan box H is installed at the bottom of the furnace bottom cover a6, an axial flow fan H1 is fixedly installed in the fan box H, and the position of the axial flow fan H1 is matched with the air inlet hole. And a heat insulation pad G is arranged between the furnace body bottom cover A6 and the hearth bottom cover B4 to prevent the fan motor from being damaged by high temperature. The furnace bottom cover A6 is concave, thus providing a storage space for the power cord H2 of the axial flow fan H1. The furnace body bottom cover A6 adopts the back taper design, forms typical venturi effect, generates smooth wind-guiding wind channel, reduces the windage, is favorable to axial fan H1 to produce wind high-efficiently through the aperture B5 of furnace B's upper, middle and lower section get into furnace B in, carry out the oxygen-mixing burning, promote the firepower that burns.
As shown in fig. 4 and 7, the bottom of the lower section A3 of the outer cylinder is a circular bead a 5.
Example four
As shown in fig. 1 to 8, the present embodiment discloses a foldable telescopic portable camping firewood stove, which comprises a stove body, a pot frame C and a foot rest D.
As shown in fig. 3, the pot holder C is composed of three independent removable pot holder arms C1 for easy detachment and storage.
As shown in fig. 1-7, the furnace body comprises a hearth B, an outer cylinder a, a hearth top cover E, a hearth bottom cover B4, a furnace body bottom cover a6 and a support arm F, wherein the hearth B is arranged in the inner cavity of the outer cylinder a, and a gap is formed between the hearth B and the outer cylinder a. The hearth B and the outer barrel A respectively form a telescopic structure by three sections of truncated cone-shaped barrels, for each barrel of the hearth B and the outer barrel A, after the stretching is completed, the top-most barrel is an upper section, the bottom-most barrel is a lower section, and the barrel between the top-most end and the bottom-most end is a middle section. The cylinder walls of the upper section, the middle section and the lower section of the hearth B are provided with small holes B5 for air inlet. The opening of the middle section B2 of the hearth is a louver opening, so that the air inlet direction of the hearth B becomes radial air inlet, spiral air is formed in the hearth B, efficient combustion of fuel in the hearth B is facilitated, and the combustion rate is improved. The furnace top cover E is fixed at the top of the upper furnace section B1, the furnace bottom cover B4 is fixed at the bottom of the lower furnace section B3, the top of the upper outer cylinder section A1 is fixedly sleeved with an outer cylinder top ring A4, the outer cylinder top ring A4 is fixed on the furnace top cover E, and the furnace body bottom cover A6 is fixed at the bottom of the lower outer cylinder section A3.
The three sets of support arms F form 120 degrees in pairs, and are hinged to the top of the outer cylinder lower section A3 through support arm seats F4 fixed on the outer cylinder lower section A3. Three clamping holes are respectively formed in the tops of the lower section A3 of the outer cylinder and the middle section A2 of the outer cylinder, and the positions of the clamping holes correspond to the bottoms of the adjacent cylinders close to the upper section A1 of the outer cylinder. Three sets of support arms F correspond the card hole of barrel middle section and barrel hypomere respectively, support arm F includes long support arm F1 and short support arm F2 (all articulate on support arm seat F4), long support arm F1 matches with the card hole of urceolus middle section A2, short support arm F2 matches with the card hole of urceolus hypomere A3, when long support arm F1 rotates urceolus upper segment A1 direction, in the card hole at urceolus middle section A2 top is gone into to the card of urceolus middle section A1 direction, in the card hole at urceolus hypomere A3 top is gone into to short support arm F2 rotation. Long arm F1 and short arm F2 are each provided with a paddle F3 to facilitate the rotation operation.
As shown in fig. 1 and 5, three arc openings E1 are formed in the top cover E of the furnace to increase the heat dissipation effect and reduce the weight. The arcuate openings E1 are located on a uniform circular ring. The arc opening E1 is a sinking structure, so that the fuel can smoothly enter the hearth B when being added. Three sections of strip-shaped insertion holes E2 are formed in the hearth top cover E, and every two of the three sections of strip-shaped insertion holes E2 form 120 degrees and are used for respectively installing the boiler frame arms C1. The top end of the hearth top cover E is circularly curled.
As shown in fig. 7, an air inlet hole is reserved on the furnace bottom cover a6, a fan box H is installed at the bottom of the furnace bottom cover a6, an axial flow fan H1 is fixedly installed in the fan box H, and the position of the axial flow fan H1 is matched with the air inlet hole. And a heat insulation pad G is arranged between the furnace body bottom cover A6 and the hearth bottom cover B4 to prevent the fan motor from being damaged by high temperature. The furnace bottom cover A6 is concave, thus providing a storage space for the power cord H2 of the axial flow fan H1. The furnace body bottom cover A6 adopts the back taper design, forms typical venturi effect, generates smooth wind-guiding wind channel, reduces the windage, is favorable to axial fan H1 to produce wind high-efficiently through the aperture B5 of furnace B's upper, middle and lower section get into furnace B in, carry out the oxygen-mixing burning, promote the firepower that burns.
As shown in fig. 8, the foot rest D includes three leg arms, each leg arm is uniformly distributed (two legs are formed at 120 degrees), and both leg arms are hinged to the same foot rest D3. Each support arm has the same structure and is composed of a folding support arm D1 and a support leg which can be folded mutually, one end of the folding support arm D1 is hinged with the folding support leg D2, the other end of the folding support arm D1 is hinged on the support leg seat D3, and one end of the folding support arm D1 hinged with the folding support leg D2 is provided with a limit clamp D5 to limit the rotation angle of the support leg. The free end of the folding leg D2 is provided with a foot seat D4, and after the foot rest D is unfolded, the foot seats D4 of the legs are on the same plane.
As shown in fig. 4 and 7, the bottom of the lower section a3 of the outer cylinder is circularly curled. A clamping groove D6 is formed in the folding support arm D1, so that after the foot rest D is unfolded, the circular turned edge of the bottom of the furnace body is firmly clamped, the furnace body is prevented from overturning, and meanwhile, the air inlet distance of the bottom of the furnace body is also guaranteed.
EXAMPLE five
As shown in fig. 1 to 8, the present embodiment discloses a foldable telescopic portable camping firewood stove, which comprises a stove body, a pot frame C and a foot rest D.
As shown in fig. 1-7, the furnace body comprises a furnace chamber B, an outer cylinder a, a furnace chamber top cover E, a furnace chamber bottom cover B4, a furnace body bottom cover a6 and at least one set of support arms F, wherein the furnace chamber B is arranged in the inner cavity of the outer cylinder a, and a gap is formed between the furnace chamber B and the outer cylinder a. The hearth B and the outer barrel A are respectively formed into a telescopic structure by sequentially nesting at least two sections of truncated cone-shaped barrels, for each barrel of the hearth B and the outer barrel A, after stretching is completed, the top-most barrel is an upper section, the bottom-most barrel is a lower section, and the barrels positioned between the top-most end and the bottom-most end are all middle sections. The wall of at least one section of the barrel of the hearth B is provided with a small hole B5. The furnace top cover E is fixed at the top of the furnace upper section B1, the furnace bottom cover B4 is fixed at the bottom of the furnace lower section B3, the outer cylinder upper section A1 and the furnace top cover E are kept relatively static, and the furnace body bottom cover A6 is fixed at the bottom of the outer cylinder lower section A3. The support arm F is used for fixing the position relation between at least the outer cylinder upper section A1 and the outer cylinder lower section A3 when the outer cylinder A is stretched, so that the outer cylinder middle section A2 cannot move up and down, the hearth upper section B1 moves together with the outer cylinder upper section A1 when the outer cylinder A is stretched, and the rest sections of the barrel of the hearth B are stretched naturally under the action of gravity.
In one embodiment, as shown in fig. 4, each section of the cylinder of the furnace B is provided with a small hole B5 (air inlet). The small holes B5 on the middle section B2 of at least one section of the hearth are opened in a shutter type mode, so that the air inlet direction of the hearth B is changed into radial air inlet, spiral air is formed in the hearth B favorably, efficient combustion of fuel in the hearth B is facilitated, and the combustion rate is improved.
As shown in fig. 4, the bottom cover B4 of the furnace is in an inverted cone shape, which forms a typical venturi effect, generates a smooth wind guide channel, reduces wind resistance, facilitates bottom intake air to efficiently enter the furnace B through the small holes B5 of each section of the furnace B, performs oxygen mixing combustion, and improves combustion firepower.
As shown in fig. 1 and 5, at least one section of arc opening E1 is opened on the top cover E of the furnace chamber to increase the heat dissipation effect and reduce the weight. The arcuate openings E1 are located on a uniform circular ring. The arc opening E1 is a sinking structure, so that the fuel can smoothly enter the hearth B when being added. The hearth top cover E is provided with a pot rack C mounting part. The pot holder C mounting part is at least three sections of strip-shaped insertion holes E2 which are uniformly distributed in one embodiment.
As shown in FIG. 4, the top of the tub upper section A1 is attached to the bottom of the furnace roof E, thereby maintaining the tub upper section A1 in a relatively stationary relationship with the furnace roof E. Furthermore, the top of the outer cylinder upper section A1 is connected with an outer cylinder top ring A4, and the outer cylinder top ring A4 is fixed at the bottom of the hearth top cover E, so that the contact area between the outer cylinder upper section A1 and the hearth top cover E is increased, and the connection stability is improved. The outer cylinder top ring A4 can be sleeved on the top of the outer cylinder upper section A1 so as to maintain the connection relation with the outer cylinder upper section A1.
As shown in fig. 3, the arm F is hinged to the lower section A3 of the outer cylinder through an arm seat F4 fixed to the lower section A3 of the outer cylinder, and when the free end of the arm F rotates to the direction of the upper section a1 of the outer cylinder, the arm can at least block the upper section a1 of the outer cylinder, so that the outer cylinder a is kept in a stretched state. The supporting arm seat F4 is fixed on the top of the outer cylinder lower section A3 to reduce the size of the furnace body as much as possible when folded. In the stretching state of the outer cylinder A, at least the top of the cylinder (the cylinder of the outer cylinder A, which is the middle section A2 of the outer cylinder or the lower section A3 of the outer cylinder) adjacent to the upper section A1 of the outer cylinder is provided with a clamping hole corresponding to the bottom of the upper section A1 of the outer cylinder; the support arm F is provided with a bolt body matched with the clamping hole (the clamping hole of the cylinder body adjacent to the outer cylinder upper section A1) at least at the position corresponding to the clamping hole of the outer cylinder middle section A2 adjacent to the outer cylinder upper section A1 after rotating to the direction of the outer cylinder upper section A1. When the outer cylinder A is in a stretching state, after the support arm F rotates to the direction of the upper section A1 of the outer cylinder, the bolt body is clamped into the clamping hole of the cylinder body adjacent to the upper section A1 of the outer cylinder, and the upper section A1 of the outer cylinder and the cylinder body adjacent to the upper section A can be prevented from sliding up and down.
As shown in fig. 4, in one embodiment, in each section of the barrel body of the outer barrel a, the top of the other barrel bodies except the upper section a1 of the outer barrel a is provided with a clamping hole, each clamping hole is provided at a position corresponding to the bottom of the barrel body adjacent to the upper section a1 of the outer barrel, and the orientation of each clamping hole corresponds to the orientation of the supporting arm F matched with the clamping hole. The support arm F is provided with a matched bolt body corresponding to the clamping hole of each section of the cylinder body. Specifically, the support arm F is composed of sub support arms respectively corresponding to the clamping holes of the respective sections of the cylinder, each sub support arm is provided with a bolt body matched with the corresponding clamping hole, and the sub support arms are independent from each other. In a specific embodiment, the outer cylinder a only has one outer cylinder middle section a2 (the same applies to the multi-section outer cylinder middle section a2), the top of the outer cylinder lower section A3 and the top of the outer cylinder middle section a2 are respectively provided with a clamping hole, the support arm F is provided with a corresponding bolt body corresponding to the clamping holes of the two sections of cylinders, and when the support arm F rotates to the direction of the outer cylinder upper section a1, the bolt body is clamped into the corresponding clamping hole, so that the fixing of each section of cylinder is completed. The support arm F comprises a long support arm F1 and a short support arm F2 (namely a sub support arm), the long support arm F1 is matched with a clamping hole of an outer cylinder middle section A2, the short support arm F2 is matched with a clamping hole of an outer cylinder lower section A3, namely, when the long support arm F1 rotates to the direction of an outer cylinder upper section A1, the short support arm F2 is clamped into the clamping hole at the top of the outer cylinder middle section A2, when the short support arm F2 rotates to the direction of the outer cylinder upper section A1, the short support arm F is clamped into the clamping hole at the top of the outer cylinder lower section A3, and therefore, the number of. Long arm F1 and short arm F2 are each provided with a paddle F3 to facilitate the rotation operation.
As shown in fig. 7, an air inlet hole and a fan box H mounting part are reserved at the bottom of the furnace body bottom cover a 6. The fan box H is installed to the bottom of the furnace body bottom cover A6 through the fan box H installation part. An axial flow fan H1 is installed in the fan box H, and a heat insulation pad G is arranged between the furnace body bottom cover A6 and the hearth bottom cover B4 to protect the fan motor from being damaged by high temperature. The furnace body bottom cover A6 is concave design to provide storage space for the power cord H2 of the fan motor.
As shown in fig. 4 and 7, the top of the furnace roof E and/or the bottom of the lower section a3 of the outer cylinder are rolled into a tube shape, on the one hand, so that the ends of the furnace are less sharp, and on the other hand, so that the ends of the furnace are cushioned against contact (e.g., support) or impact (e.g., drop or axial force).
Referring to fig. 3, the pot holder C is composed of a plurality of independent plug-in pot holder arms C1 for easy disassembly and storage, and the number of the pot holder arms C1 matches with the strip-shaped insertion holes E2 formed on the hearth top cover E.
Referring to fig. 8, the stand D includes at least three leg arms, and each leg arm is uniformly distributed and hinged to the same leg base D3; the bracket base has a limiting function on each supporting leg arm so as to limit the rotating angle of each supporting leg arm. Each support arm has the same structure and is composed of a folding support arm D1 and a folding support leg D2 which can be mutually folded, one end of the folding support arm D1 is hinged with the folding support leg D2, the other end of the folding support arm D1 is hinged on the support leg seat D3, and one end of the folding support arm D1 hinged with the folding support leg D2 is provided with a limit clamp D5 to limit the rotating angle of the folding support leg D2. The free end of the folding leg D2 is provided with a foot seat D4. After the foot rest D is unfolded, the foot seats D4 of the legs are on the same plane.
Be provided with draw-in groove D6 on folding support arm D1 to after foot rest D expandes, block the furnace body bottom firmly, prevent that the furnace body from toppling, also guaranteed the air inlet distance of furnace body bottom simultaneously.
EXAMPLE six
Referring to fig. 8, the embodiment discloses a structure for a furnace body foot rest D. The foot rest D comprises at least three supporting leg arms which are uniformly distributed and are hinged on the same supporting leg seat D3. Each support leg arm has the same structure and is composed of a folding support arm D1 and a folding support leg D2 which can be folded mutually, one end of the folding support arm D1 is hinged with the support leg, the other end of the folding support arm D1 is hinged on the support leg seat D3, and one end of the folding support arm D1 hinged with the support leg is provided with a limit card D5 to limit the rotating angle of the support leg. The free end of the folding leg D2 is provided with a leg base D4, and after the leg base D is unfolded, the leg base D4 of each folding leg D2 is on the same plane.
Be provided with draw-in groove D6 on folding support arm D1 to after foot rest D expandes, block the furnace body bottom firmly, prevent that the furnace body from toppling, also provide sufficient air inlet distance for the air inlet of furnace body bottom simultaneously.
The invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed.
Claims (10)
1. A folding telescopic portable camping firewood stove body is characterized by comprising a hearth (B), an outer barrel (A), a hearth top cover (E), a hearth bottom cover (B4), a stove body bottom cover (A6) and at least one set of support arms (F), wherein the hearth (B) is arranged in the inner wall of the outer barrel (A), and a gap is formed between the hearth (B) and the outer barrel (A);
the hearth (B) and the outer cylinder (A) are respectively formed into a telescopic structure by sequentially nesting at least two sections of truncated cone-shaped cylinders, for each cylinder of the hearth (B) and the outer cylinder (A), after the stretching is finished, the cylinder at the topmost end is an upper section, the cylinder at the bottommost end is a lower section, and the cylinders positioned between the topmost end and the bottommost end are middle sections;
a small hole (B5) is arranged on the wall of at least one section of the barrel of the hearth (B);
the furnace top cover (E) is fixed at the top of the upper furnace section (B1), the furnace bottom cover (B4) is fixed at the bottom of the lower furnace section (B3), the upper outer cylinder section (A1) and the furnace top cover (E) keep relatively static, the furnace body bottom cover (A6) is fixed at the bottom of the lower outer cylinder section (A3), the bottom of the furnace body bottom cover (A6) is provided with a fan box (H) mounting part, and the furnace body bottom cover (A6) is reserved with an air inlet;
the arm (F) is used for fixing the position relation between at least the outer cylinder upper section (A1) and the outer cylinder lower section (A3) when the outer cylinder (A) is stretched.
2. The folding telescopic portable camping firewood stove body as claimed in claim 1, characterized in that each section of the barrel body of the hearth (B) is provided with a small hole (B5), wherein, at least one section of the middle section (B2) of the hearth is provided with a small hole (B5) in a shutter type.
3. The folding telescopic portable camping firewood stove body of claim 1, characterized in that the hearth bottom cover (B4) is in the shape of an inverted cone.
4. The folding telescopic portable camping firewood stove body of claim 1, characterized in that the arm (F) is hinged to the lower section (A3) of the outer cylinder by means of an arm seat (F4) fixed to the lower section (A3) of the outer cylinder, the free end of the arm (F) being capable of catching at least the upper section (a1) of the outer cylinder when rotated in the direction of the upper section (a1) of the outer cylinder.
5. The folding telescopic portable camping firewood stove body of claim 4, characterized in that in the stretching configuration of the outer cylinder (A), at least the top of the cylinder body adjacent to the upper section (A1) of the outer cylinder is provided with a clamping hole at a position corresponding to the bottom of the upper section (A1) of the outer cylinder; the support arm (F) is provided with a bolt body matched with the clamping hole at least at the position corresponding to the clamping hole of the outer cylinder middle section (A2) adjacent to the outer cylinder upper section (A1) after rotating to the direction of the outer cylinder upper section (A1).
6. The folding telescopic portable camping firewood stove body according to claim 5, characterized in that, in each section of the outer cylinder (A), the tops of the other sections of the outer cylinder (A) except the upper section (A1) of the outer cylinder are provided with clamping holes, each clamping hole is provided at a position corresponding to the bottom of the adjacent cylinder close to the upper section (A1) of the outer cylinder, and the support arm (F) is provided with a matched bolt corresponding to the clamping hole of each section of the outer cylinder.
7. The folding telescopic portable camping firewood stove body of claim 6, characterized in that the support arms (F) consist of sub-support arms corresponding to the clipping holes of the respective sections of the cylinders, each sub-support arm is provided with a bolt body matching the corresponding clipping hole, and the sub-support arms are independent from each other.
8. The folding telescopic portable camping firewood stove body of claim 1, wherein the fan box (H) is mounted to a fan box (H) mounting portion at the bottom of the stove body bottom cover (a6), and an axial flow fan (H1) is mounted in the fan box (H); the furnace body bottom cover (A6) is arranged between the furnace hearth bottom covers (B4) and is provided with a heat insulation pad (G); the furnace body bottom cover (A6) is designed to be concave inwards.
9. The folding telescopic portable camping firewood stove body of claim 1, characterized in that the structure between the outer cylinder upper section (a1) and the hearth top cover (E) is: the top of the outer cylinder upper section (A1) is connected with an outer cylinder top ring (A4), and the outer cylinder top ring (A4) is fixed at the bottom of the hearth top cover (E).
10. A folding telescopic portable camping firewood-burning stove, characterized by comprising a pot frame (C), a foot rest (D) and the folding telescopic portable camping firewood-burning stove body as claimed in any one of claims 1-9; the pot frame (C) is detachably connected with the top of the furnace body, and the foot rest (D) is detachably connected with the bottom of the furnace body.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11181278B2 (en) * | 2017-02-15 | 2021-11-23 | Daniel F. Cuffaro | Gas collapsible cooking stove |
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2020
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11181278B2 (en) * | 2017-02-15 | 2021-11-23 | Daniel F. Cuffaro | Gas collapsible cooking stove |
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