WO2015084137A1 - Estufa - Google Patents
Estufa Download PDFInfo
- Publication number
- WO2015084137A1 WO2015084137A1 PCT/MX2013/000158 MX2013000158W WO2015084137A1 WO 2015084137 A1 WO2015084137 A1 WO 2015084137A1 MX 2013000158 W MX2013000158 W MX 2013000158W WO 2015084137 A1 WO2015084137 A1 WO 2015084137A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- burner
- stove
- holes
- further characterized
- side wall
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C5/00—Stoves or ranges for liquid fuels
- F24C5/02—Stoves or ranges for liquid fuels with evaporation burners, e.g. dish type
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/26—Devices for warming vessels containing drinks or food, especially by means of burners Warming devices with a burner, e.g. using gasoline; Travelling cookers, e.g. using petroleum or gasoline with one burner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C5/00—Stoves or ranges for liquid fuels
- F24C5/20—Stoves or ranges for liquid fuels with special adaptation for travelling, e.g. collapsible
Definitions
- the present invention relates to a low-cost stove for use in disaster areas, in camping areas, or in areas of extreme poverty where there is no technology and services that are normally present in middle-class houses up, to cook and prepare food, such as LP gas service or electric grills or microwave ovens.
- the present invention relates to a stove with a high thermal efficiency by using a simple and common fuel such as 99.5% or 96% or 70% ethanol, and which is available in any Store, pharmacy, shopping center, etc., at a very low cost.
- the present invention relates to a simple, economical and totally ecological stove, which essentially consists only of three simple cans.
- burners that use solid alcohol as fuel to emit a flame;
- these types of burners do not serve to prepare food, since they do not reach the temperature sufficient to carry out the cooking of food or to boil water, so that these types of devices are known as “hot-liners” or “heaters”, since they only keep the food at a constant temperature, which is very low, to avoid cooling them, but not for cooking.
- Another object of the invention is to provide a low cost stove of simple, economical and totally ecological manufacturing as well as with a long service life.
- Another object of the invention is to provide a low-cost stove, which, both this and its fuel, are fully accessible to people living in areas of extreme poverty.
- a further object of the invention is to provide a stove under cost, at which it reaches temperatures in a range of 310 to 350 ° C in a first mode for cooking any type of food, and in a second mode where the first can It is also used as a burner, this stove reaches temperatures in a range of 350 to 400 ° C.
- a further object of the present invention is to provide a low-cost stove that can be used on any type of surface without the use of any type of insulating cover since the base of said surface. Stove does not heat up.
- a further object of the invention is to provide a low-cost, fully scalable stove, which one! It can be manufactured in various sizes or dimensions according to needs, without losing efficiency.
- a low-cost stove which is essentially made up of three metal cans, where the first can, which is open at its upper end, and has the function of serving as a support structure, comprises a First plurality of holes along So along its entire periphery that serve as air and oxygen inlet conduits to e! inside of it.
- the second can which is integrated integrally, by any suitable means, inside the first can, has the function of serving as a container and fuel burner.
- Said second can or burner comprises a second plurality of holes on its side wall extending along its entire periphery and which are equidistant apart from each other, wherein said second plurality of holes of the second can or burner, are in fluid communication with the first plurality of holes of The first can.
- the burner additionally comprises in its upper wall a central hole which has the function of serving as an input means for the fuel inside it. Likewise, said central hole, during use, is covered by a coin to cause combustion gases and flame to be diverted to the second plurality of holes to heat the container containing the food or water, which is located arranged on the upper edges of the first and second cans.
- the third can is simple and without perforations and has the function of extinguishing the fire by covering the burner by suddenly cutting off the oxygen supply from the first plurality of holes, in addition the third can or lid has the additional function of maintaining ethanol or alcohol inside the tank / burner for long periods of time, and serve as an advertising space.
- the first can or stove structure functions as a second burner, for which, fuel is introduced into the inner cavity between the first and second can, which is ignited after igniting the fuel of the first burner and plugging the upper central hole of the first burner.
- Said additional embodiment of the low cost stove of the present invention additionally comprises a fourth, which, like the third can, is simple and without perforations and has the function of turning off the fire of the second burner, covering it and suddenly cutting off the supply of oxygen from the environment and which is introduced into the cavity by means of the first plurality of holes, in addition said fourth can or cover has the additional function of maintaining ethanol or alcohol inside the cavity for long periods of time, and also serve as an advertising space.
- a fourth which, like the third can, is simple and without perforations and has the function of turning off the fire of the second burner, covering it and suddenly cutting off the supply of oxygen from the environment and which is introduced into the cavity by means of the first plurality of holes, in addition said fourth can or cover has the additional function of maintaining ethanol or alcohol inside the cavity for long periods of time, and also serve as an advertising space.
- Figure 1 is a perspective view of the low-cost stove, which shows the first and second cans before use.
- Figure 1A is a perspective view of the low cost stove, which shows the third can covering the second can to turn off the stove after use.
- Figure 1 B is a cross-sectional view of the low cost stove of the present invention showing all its assembled components.
- Figure 2A is a front view of the first can or stove structure, which shows the configuration of the air and oxygen inlet holes.
- Figure 2B is a cross-sectional view on line AA of Figure 2A, which shows the configuration of the elements that form the first can.
- Figure 3A is a front view of the second can or burner, which shows the configuration of the air and oxygen inlet and flame outlet holes.
- Figure 3B is a cross-sectional view on line A-A of Figure 3A, which shows the configuration of the elements that form the second can,
- Figure 4A is a front view of the third can or lid.
- Figure 4B is a cross-sectional view on line B-B of Figure 4A, which shows the configuration of the elements that form the third can.
- Figure 5A is a perspective view of the low cost stove of the present invention during its use, in which the upper central hole is covered by a coin.
- Figure 5B is a cross-sectional view of Figure 4A, which shows fluid communication between the holes in the first can and the holes in the second can.
- Figure 6A is a perspective view of a second embodiment of the low cost stove of the present invention after its use, where a fourth can is shown that completely covers the first can and / or stove.
- Figure 6B is a cross-sectional view of Figure 6A, which shows the third and fourth cans covering the first and second cans, respectively.
- Figure 7 is a diagram showing the combustion and flame behavior of the low cost stove of the present invention.
- the low cost stove of the present invention is generally numbered 10.
- Said stove is generally formed by a first can or stove structure 12, a second can or burner 14, and a third can or lid 16.
- said low cost stove comprises a fourth can or cover 22.
- the first can 12 which has a substantially cylindrical shape, said can 12 comprises a side wall 122 which is integrally joined with a base wall 128 formed an open can at its upper end.
- the side wall 122 comprises a first plurality of holes 124 with a substantially oblong configuration, which have a first function of allowing the entry of air and oxygen into the first can, said plurality of holes is arranged along the entire periphery of said side wall 122, forming columns of holes 124 spaced equidistant from each other.
- Said side wall additionally comprises a flange 126 at its upper end which prevents cutting of the hand of the user during the manipulation of the stove, and which serves as reinforcement to support the container in which the food will be prepared.
- said figures show the second can or burner 14 of the low cost stove 10 of the present invention which is disposed inside said first can, said burner 14 comprises a side wall 142, which is integrally attached to an upper wall 146 and a base wall 152, formed a closed can.
- the side wall 142 comprises a second plurality of holes 144 with a substantially circular configuration, which have a first function of air and oxygen inlet means inside said burner and a second function of flue gas and flame outlet means to provide heat to the container in which the food will be prepared.
- Said second plurality of holes 144 is formed by pairs of holes positioned vertically one upper and one lower, which are arranged along the entire periphery of said side wall 142 and equidistant apart. Said pairs of holes 144 are located such that the center of the diameter of the lower holes 144 coincides with the center of the can or burner 14 so that there is sufficient space between the lower hole of each pair of holes 144 and the wall of 152 base to contain alcohol to cook food.
- the upper wall 146 is slightly tapered to serve as a funnel during the supply of fuel into the burner.
- Said upper wall 146 additionally comprises a central hole 148 which allows the entry of alcohol into said burner, and a reinforcement flange 150 which serves to supporting the container in which the food is to be prepared together with the flange 126 of the first can 12.
- the base wall 152 serves as a means of connection between the first can 12 and the second can or burner 14, where the outer surface of said base wall 152 is fixedly or permanently attached to the inner surface of the base wall 128 of the first can.
- Said first and second cans can be joined by any suitable means, such as welding, punching, adhesives, without departing from the spirit of the invention.
- the third can or lid 16 which comprises a side wall 162 and a wall integrally attached to an upper wall 164, said third can or lid 16 has the function of turn off the stove 10 once the food has been finished cooking, by covering the second can or burner 14, suddenly cutting off the supply of air and oxygen into said burner.
- the first can also has the function of a second burner, for which an internal cavity or second combustion chamber 20 which is located between the side wall 122 of the first can and the wall side 142 of the second can or first burner is provided with alcohol for combustion, in said second embodiment, the first plurality of holes has a second function of flue gas outlet means and flames to provide additional heat and fire to the container in that food will be prepared
- the low cost stove additionally comprises a fourth can or cover 22, which is similar in design to the third can 16, but With dimensions such that it covers the entire first can, extinguishing the fire of the second burner 12.
- the operation of the first mode of the low cost stove of the present invention is as follows:
- the third can 16 is removed from the stove, freeing the burner 14, subsequently, said burner 14 is provided with 99.5% or 96% or 70% alcohol , which is introduced through the upper central hole 148, once the alcohol is inside the burner 14, the gases released by the alcohol are ignited by any suitable means of ignition such as a match or a lighter, thus generating a flame of a yellow or orange color.
- said hole 148 is covered or covered by means of coin 18, as shown in Figure 5A, which causes a change in combustion, and causes combustion gases and flames to be diverted. entirely towards the holes 144 causing the flame to change to a blue color, which indicates that the temperature of the flames is at its most optimal point as shown in Figure 7.
- the blue color of the flames is placed the container or container that contains the food or water for heating and / or preparation, whose cooking surface reaches temperatures in a range of 300 to 350 ° C.
- the stove 10 When the food is finished or the water is boiled, the stove 10 is turned off by placing the lid 16 on the burner 14, as shown in Figures 1A and 1 B, which causes that the oxygen supply into the burner 14 is suddenly cut off, causing the flame to be extinguished immediately.
- the operation of the second mode of the low cost stove of the present invention is as follows:
- the third and fourth cans 16 are removed from the stove, leaving the first burner 14 and the second burner 12 free, subsequently, said first 14 and second 12 burners are provided with 99.5% or 96% or 70% alcohol, which is introduced into the first combustion chamber through the upper central hole 148, and into the second combustion chamber through the upper part thereof, once that the alcohol is within the first and second combustion chambers 14, 12, the gases released by the alcohol from both the first combustion chamber and the second combustion chamber are ignited at the same time by any suitable means of ignition such like a match or a lighter, thus generating a first and second flame of a yellow or orange color.
- said hole 148 is covered or covered by means of the coin 18, which causes a change in combustion, and causes the combustion gases and the flames inside of the first burner are completely diverted to the holes 144 as shown in Figure 7, causing both the flame of the first burner 14, and the flame of the second burner 12, to change to a blue color, indicating that the temperature of The flames are at their most optimal point.
- the blue color of the flames is placed in the container or container that contains the food or water for heating and / or preparation.
- the stove 10 When the food is finished or the water is boiled, the stove 10 is turned off by placing the lid 16 on the first burner 14 and placing the cover 22 on the second burner 12, which causes the feed of oxygen inwards from! First and second burners 14 are suddenly cut off, causing the immediate extinction of the flames.
- the test was done with a tortilla dish made of thin 30 cm diameter laminate.
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/100,468 US20160298855A1 (en) | 2013-12-03 | 2013-12-03 | Stove |
PCT/MX2013/000158 WO2015084137A1 (es) | 2013-12-03 | 2013-12-03 | Estufa |
MX2016004518A MX2016004518A (es) | 2013-12-03 | 2013-12-03 | Estufa. |
CN201380080859.1A CN105705067A (zh) | 2013-12-03 | 2013-12-03 | 火炉 |
EP13898852.2A EP3078312A4 (en) | 2013-12-03 | 2013-12-03 | Stove |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/MX2013/000158 WO2015084137A1 (es) | 2013-12-03 | 2013-12-03 | Estufa |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015084137A1 true WO2015084137A1 (es) | 2015-06-11 |
Family
ID=53273804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/MX2013/000158 WO2015084137A1 (es) | 2013-12-03 | 2013-12-03 | Estufa |
Country Status (5)
Country | Link |
---|---|
US (1) | US20160298855A1 (es) |
EP (1) | EP3078312A4 (es) |
CN (1) | CN105705067A (es) |
MX (1) | MX2016004518A (es) |
WO (1) | WO2015084137A1 (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110836392A (zh) * | 2019-11-22 | 2020-02-25 | 湖州紫方玻璃制品有限公司 | 一种桌面酒精火炉及其制作方法 |
Family Cites Families (40)
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2013
- 2013-12-03 MX MX2016004518A patent/MX2016004518A/es unknown
- 2013-12-03 WO PCT/MX2013/000158 patent/WO2015084137A1/es active Application Filing
- 2013-12-03 EP EP13898852.2A patent/EP3078312A4/en not_active Withdrawn
- 2013-12-03 CN CN201380080859.1A patent/CN105705067A/zh active Pending
- 2013-12-03 US US15/100,468 patent/US20160298855A1/en not_active Abandoned
Non-Patent Citations (7)
Title |
---|
"Home-made pocket camp stove (Updated!", VÍDEO, 15 July 2009 (2009-07-15), pages 1 - 1, XP054976699, Retrieved from the Internet <URL:www.youtube.com/watch?v=Bj5xZmXOZ8A> * |
"MAKING A SIMPLE LIGHTWEIGHT BACKPACKING ALCOHOL STOVE WIND-HEAT SCREEN OUT OF FLASHING", 1 January 2013 (2013-01-01), pages 1 - 22, XP055292492, Retrieved from the Internet <URL:HTTP://ADROPOFRAIN.NET/2013/08/MAKING-A-SIMPLE-LIGHTWEIGHT-BACKPACKING-ALCOHOL-STOVE-WIND-HEAT-SCREEN-OUT-OF-FLASHING> * |
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See also references of EP3078312A4 * |
Also Published As
Publication number | Publication date |
---|---|
CN105705067A (zh) | 2016-06-22 |
US20160298855A1 (en) | 2016-10-13 |
MX2016004518A (es) | 2016-07-06 |
EP3078312A1 (en) | 2016-10-12 |
EP3078312A4 (en) | 2017-08-23 |
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