51 results about "Wood stove" patented technology

A control system and method for a wood stove adjustably operates in accordance with operational characteristics of the wood stove. The system operates air vents to the combustion chamber of the stove to control operating temperatures of the stove. The air vents are adjusted proportionally to changes in temperature of the stove. The temperature of the stove may be controlled to achieve desired operational and burn characteristics. The system further includes a heat exchange fan. The system controls the speed of the heat exchange fan based upon the operational characteristics of the stove.

The invention discloses an outdoor wood stove capable of generating electricity. The outdoor wood stove comprises a stove body and a temperature difference power generation device fixed to the outer side wall of the stove body, at least one primary air inlet, a secondary air inlet and a tertiary air inlet are formed in the lower portion, the middle and the upper portion of an inner container respectively, an air guiding opening is formed below the primary air inlet, and a heat conduction hole is formed between the secondary air inlet and the tertiary air inlet; the temperature difference power generation device comprises a heat conduction metal rod, at least one temperature different power generation piece, a radiating aluminum plate, an air blower, a storage battery module and a radiating air duct, the radiating air duct is communicated with the air guiding opening, the heat conduction metal rod is fixed in the heat conduction hole, one end of the heat conduction metal rod is attached to the heat collection surface of the temperature different power generation piece, and the radiating surface of the temperature difference power generation piece is attached to the radiating aluminum plate. The outdoor wood stove has the advantages of being simple in structure, convenient to carry, low in cost and capable of forcing air feeding and effectively carrying out power generation and power supply outdoors.

A self-powered fan for circulating air for use in cooperation with a heat source, such as a wood stove, and having a first heat transfer member thermally and physically connected with the heat source. The fan blades operably create a first or warm air flow and a second or cooler air flow. The fan has a second heat transfer member with a thermocouple module structure located between the two heat transfer members. The first heat transfer member is of suitable material, size, mass and shape as to provide a suitable temperature gradient between the thermocouple structure and the heat source to operably allow of such sufficient heat transfer from the first heat transfer member to the thermocouple to generate sufficient power to effect rotation of the blades, but not to cause thermal damage to the thermocouple structure. The fan blades are constructed and arranged to cause a portion of the second air flow to be drawn past the first heat transfer member to effect a cooling heat transfer effect upon the first heat transfer member. The improvement is wherein the motor located on the first transfer member adjacent a side of the thermocouple structure remote from the second transfer member does not hinder the second air flow, and is suitably located as to not be operably thermally damaged by the first heat transfer member or the heat source.

A wood stove defining an upper combustion chamber and a lower fire box having two inwardly and downwardly angulated opposed fuel chutes for gravitational feeding of fuel to the fire box for extended burning. A rectilinear air channel spaced apart from a back wall of the stove, and structurally attached thereto, provides a channel for combustion products and byproducts to pass from an upper inner portion of the stove adjacent a chimney port downwardly to the fire box to pass through the primary fire zone for more complete combustion of the combustion products and combustion byproducts to enhances heat production and reduce wasting of smoke generating particulates and vapors.

A modular insulated water tank comprising a hollow insulated support structure, a liner, and an insulated cover, with the support structure being comprised of two or more separable, vertically stackable retention tiers, the liner being a flexible container capable of retaining fluids within the interior of the support structure, and the cover being capable of enclosing contents contained within the interior of the water tank. So configured, the modular insulated water tank is capable of retaining a large quantity of fluid, such as water, at an elevated temperature for an extended length of time, for purposes of using the heat energy stored therein for space heating purposes or for domestic hot water use. The modular water tank employs a heating exchange interface comprised of inflow and outflow conduits and a heat exchanger, capable of bringing fluids into and out of the water tank to either release heat energy into the fluid contained in the water tank for heat storage or to absorb heat energy from the fluid contained in the water tank for heat use. The modular design of the water tank allows it to be easily shipped and stored, and assembled in otherwise difficult to access locations. The water tank is intended to be used to store heat energy generated by an external heat source, such as a boiler, solar collectors, or a wood stove.

The invention discloses a wood stove capable of burning biomass pellet fuel and belongs to the technical field of biomass pellet fuel equipment. The wood stove capable of burning the biomass pellet fuel mainly comprises cookware and a stove chamber, wherein a plurality of fins are distributed on the lower bottom surface of the cookware, a biomass pellet burner is arranged inside a stove wall so as to replace an original grate, a metal reflective surface which is smooth on the surface is installed on the periphery of the top of the biomass pellet burner, the reflective surface is arc-shaped and parallel to the lower bottom surface of the cookware, and the fins arranged at the bottom of the cookware are arranged in a radial mode. The wood stove capable of burning the biomass pellet fuel has the advantages of being simple in structure, easy to construct, convenient to use, and capable of achieving efficient cleaning burning of the biomass fuel, reducing pollution emission, effectively avoiding heat radiation of flames on the stove wall and the ground, improving the utilization rate of flame radiant heat, increasing the heat-absorption surface area of the cookware, improving the rate of utilization of smoke flow heat by the flames and finally enabling heat efficiency of a normal wood stove to reach over 40%.

The present disclosure provides woodstoves that, optionally, produce low emissions. In certain embodiments, the woodstove includes a housing, a firebox disposed in the housing, an air regulator and a secondary air pipe. The air regulator includes a primary air aperture configured to supply primary air to a fire located in the firebox, a plurality of secondary air apertures configured to supply secondary air to a combustible gas emitted by the fire, and a secondary air damper. The present disclosure also provides methods of operating such a woodstove. As measured according to Method 28 of the U.S. Environmental Protection Agency, the weighted average emission rate of the woodstove of certain embodiments of the invention is no greater than about 4.5 grams of particulate emissions per hour.

A self-powered fan for circulating air for use in cooperation with a heat source, such as a wood stove, and having a first heat transfer member thermally and physically connected with the heat source. The fan blades operably create a first or warm air flow and a second or cooler air flow. The fan has a second heat transfer member with a thermocouple module structure located between the two heat transfer members. The first heat transfer member is of suitable material, size, mass and shape as to provide a suitable temperature gradient between the thermocouple structure and the heat source to operably allow of such sufficient heat transfer from the first heat transfer member to the thermocouple to generate sufficient power to effect rotation of the blades, but not to cause thermal damage to the thermocouple structure. The fan blades are constructed and arranged to cause a portion of the second air flow to be drawn past the first heat transfer member to effect a cooling heat transfer effect upon the first heat transfer member. The improvement is wherein the motor located on the first transfer member adjacent a side of the thermocouple structure remote from the second transfer member does not hinder the second air flow, and is suitably located as to not be operably thermally damaged by the first heat transfer member or the heat source.

A combination of a wood stove and radon collecting system. A radon collection tube located in the basement of a building is connected via conduit leading into the combustion chamber of the stove. Burning wood within the combustion chamber is operable to normally cause radon within the building to flow into the radon collection tube, through the combustion chamber and then out through an exhaust tube. In the absence of burning wood, a lighted candle is placed in the combustion chamber tube to cause the radon within the radon collection tube to flow into the combustion chamber and then out through the exhaust tube.

A combination of a wood stove and radon collection system. A radon collection tube location in the basement of a building is connected via conduits leading into the combustion chamber of a wood stove. Means secure the radon collection outlet to the stove between the stove door and the stove main body. Metal strips extend across gaps formed between the stove door and stove main body when the outlet is in the installed position.

The invention discloses Li2O-Al2O3-SiO2 series crystallization glass and a manufacturing method thereof. The Li2O-Al2O3-SiO2 series crystallization glass is prepared from the following ingredients inpercentage by mass: 60.0 to 70.0 weigh percent of SiO2, 18.0 to 24.0 weigh percent of Al2O3, 2.0 to 5.0 weigh percent of Li2O, 0.5 to 4.0 weigh percent of TiO2, 0.5 to 4.0 weigh percent of ZrO2, 0.3 to 2.0 weigh percent of P2O5, 0 to 2.0 weigh percent of Na2O, 0 to 2.0 weigh percent of K2O, 0.1 to 1.6 weigh percent of MgO, 0.5 to 2.0 weigh percent of ZnO, 0.1 to 1.6 weigh percent of BaO, 0 to 1.0weigh percent of As2O3, 0 to 1.0 weigh percent of Sb2O3, 0 to 1.0 weigh percent of F, 0 to 1.0 weigh percent of Fe2O3, 0 to 1.0 weigh percent of B2O3, 0 to 1.0 weigh percent of CaO and 0 to 1.0 weightpercent of C. The glass provided by the invention uses Li-containing waste as major raw materials of the glass; the crystallization glass can realize the mass production; waste materials can be changed into valuable materials; the manufacturing cost is low; the crystallization glass is applicable to the materials of panels for electromagnetic conditioning devices, microwave oven ceiling boards, fireproof window glass, front face window glass of petroleum stoves and wood stoves and the like.

A door latch system for a heating system is provided. The door latch system may be installed with a fireplace, wood stove, pellet stove, or other suitable system. The door latch system comprises a handle, a handle head and a catch. The handle head may be configured to engage the catch. Moreover, the catch may be configured with a self adjusting tension system, such that when the handle head engages the catch, the catch is configured to exert a tension force on the handle head. This tension force also causes the handle head to compress the seal of a fireplace door where the door latch system is installed.

A combination of a wood stove and radon collection system. A radon collection tube location in the basement of a building is connected via conduits leading into the combustion chamber of a wood stove. Means secure the radon collection outlet to the stove between the stove door and the stove main body. Metal strips extend across gaps formed between the stove door and stove main body when the outlet is in the installed position.

A fireplace assembly is disclosed and includes a smoke chamber, a firebox, a throat in fluid communication with and linking the smoke chamber and the insulated firebox and a divider positioned within said throat and defining a front air channel and a rear air channel within the throat. The fireplace assembly of the present invention offers reductions in particulate emissions when compared to traditional open-burning fireplaces and has comparable particulate emissions to wood stoves and built-in wood stoves.

A wood stove that includes a hollow cylindrical outer skin with an coaxially aligned, insulated inner fire box. Located below the fire box is a fresh air inlet and an air control valve that controls the flow of fresh air into the stove's primary and secondary chambers. Surrounding the fire box are three longitudinally aligned air conduits that extend from the air inlet to an upper ledge located below a secondary combustion chamber. During use, the fresh air inside the air conduits is heated. Disposed transversely inside the outer jacket and above the primary chamber is a combustor assembly that includes a lower fin plate, a perforated intermediate plate and a perforated upper plate. During use, fuel is added to the fire box which undergoes initial combustion and produces hot gases and fumes that travel upward towards the chamber assembly. The air control valve controls flow of fresh air into the primary chamber only, both chambers, or into only the secondary chamber.

This invention provides an Li2O-Al2O3-SiO2-based crystallized glass that can effectively utilize glass recovered from the market and can be provided without any troublesome work and suffers from no significant coloration. The Li2O-Al2O3-SiO2-based crystallized glass is an Li2O-Al2O3-SiO2-based crystallized glass comprising, by mass, 50 to 500 ppm of Fe2O3, 5 to 100 ppm of CoO + Cr2O3 + NiO + MnO, and contains 0 to 70 ppm of CoO + NiO. The Li2O-Al2O3-SiO2-based crystallized glass is characterized in that, in an L*a*b* color system, for a 4 mm-thick glass, the a* value is -2 to 2, and the b* value is -10 to 20. The crystallized glass is a white opaque or colorless transparent glass and thus is suitable, for example, for front windows, for example, in oil stoves and wood stoves, substrates for high technology products such as substrates for color filters or image sensors, shelf boards for microwave ovens, top plates for electromagnetic cooking, and window glass for fire fighting.

The invention provides a new firewood-saving stove, which is composed of a panel, a furnace body and a base, including a panel, a furnace ring, a flue, a furnace barrel, an ash box, a furnace bridge crank, an insulation layer, a firewood inlet, a burner, Primary oxygen supply device, movable sealing layer, furnace core, smoke pipe, secondary oxygen supply switch handle, bottom sealing layer, primary oxygen supply switch handle and secondary oxygen supply device. It is characterized in that the upper plane of the burner and the movable sealing layer form a seal to the furnace body. The sealing layer is a movable connection, and the lower part of the burner is directly inserted into the furnace core and exceeds a part of the upper inner part of the furnace core, which realizes both firewood saving and convenient use. Maintenance, to achieve the best energy-saving environmental protection effect.

A portable, high efficiency wood stove that includes a hollow cylindrical outer skin with an coaxially aligned, insulated inner fire box. Located below the fire box is a fresh air inlet and an air control valve that controls the flow of fresh air into the stove's primary and secondary chambers. The fire box is shorter than the outer jacket thereby creating a flat upper ledge that demarks the beginning of the secondary combustion chamber. Surrounding the fire box are three longitudinally aligned air conduits that extend from the air inlet to the ledge. During use, the fresh air inside the air conduits is heated. Disposed transversely inside the outer jacket and supported by the ledge is a combustor assembly that includes a lower fin plate, a perforated intermediate plate and a perforated upper plate. During use, fuel is added to the fire box which undergoes initial combustion and produces hot gases and fumes that travel upward towards the combuster assembly. The air control valve is manipulated to control the flow of fresh either into the primary chamber only, both chambers, or only the secondary chamber.

A wood stove damper assembly includes a damper plate, a through shaft, and a cross shaft. The damper plate includes a plurality of risers and a plurality of through shaft guides. The through shaft includes a bore and the cross shaft is configured to engage the bore and the risers. The cross shaft is inserted through the bore in the through shaft such that the cross shaft engages the risers when installed. The damper assembly also includes a fastener applied to the end of the through shaft. When installed in a chimney pipe, the fastener is tightened to pull the through shaft, which pulls the cross shaft against the risers, which pulls the edge of the damper plate against the interior of the chimney pipe to hold the damper plate in any position. Methods for manufacturing and installing a damper assembly are also disclosed.

A log slide for putting large logs into a wood stove comprising a metal plate with a handle which is inserted into the log access of the stove, a log is placed on the plate. The plate is removed leaving the log to fall into the fire pit. The plate provides protection from heat and flames.

A heat-resistant and spark-resistant hearth pad assembly presents a finished appearance along a floor surface, and supports a wood stove or other heat-generating appliance or device. The hearth pad assembly is transportable in compact form as a kit, and is readily assembled at an installation location, preferably without the use of tools. The hearth pad assembly includes first and second formed panels, such as of sheet metal having a corrugated or undulating cross sectional shape including upper surface portions and lower surface portions, with a generally planar overall shape. The formed panels have opposite side edge portions that are placed near one another and coupled together using a securing element during assembly. A plurality of finishing elements, such as tiles, are typically pre-attached to at least the upper surface portions of the formed panels. Optionally, a framework and / or heat-resistant substrate may be respectively positioned around and beneath the formed panels.

A combination of a wood stove and radon collecting system. A radon collection tube located in the basement of a building is connected via conduit leading into the combustion chamber of the stove. Burning wood within the combustion chamber is operable to normally cause radon within the building to flow into the radon collection tube, through the combustion chamber and then out through an exhaust tube. In the absence of burning wood, a lighted candle is placed in the combustion chamber tube to cause the radon within the radon collection tube to flow into the combustion chamber and then out through the exhaust tube.

The “Chimney Cap Link”, a device that when used will conserve heat in a dwelling. Installed between the stove pipe and the wall connection, it serves to enable one to, in only seconds, install or remove an insulated double wall cap. To be done regularly, without any leakage when wood stove or similar appliance is in use, and done cleanly with ease.Having a sliding lock seal, the prototype is framed using one half (½) inch steel rod and nuts. Rivets and sealant is used to join the one third (⅓) length parallel walls to the two primary pipes. Welding may be a better option or one piece pipe parts. The sliding seal reveals an open gap in the pipe, in order to insert or remove the insulated cap.Therefore, when used, the cap stops heat from escaping out the hole in the wall and prevents cold air from entering the dwelling. Also during the hot summer months, when air conditioners are in use, the insulated cap performs the opposite function, it caps the heat out and prevents the inner cool air from escaping out the hole.When regularly used the “Chimney Cap Link” performs its duty 24 hours a day, and saves on energy 24 hours per day.

The invention relates to the technical field of articles for daily use, in particular to a wood stove and a system thereof. The wood stove comprises a main stove body, an auxiliary stove body and a cooking apparatus for holding a cooking pot; the main stove body comprises a main stove cavity, and the main stove cavity forms a main stove inlet on the main stove body; the auxiliary stove body comprises an auxiliary stove cavity, and the auxiliary stove cavity forms an auxiliary stove fire inlet and an auxiliary stove fire outlet on the auxiliary stove body; the main stove body comprises a main stove second side plate, and a main stove outlet is formed in the main stove second side plate; the main stove body is detachably connected with the auxiliary stove body, and the main stove outlet is communicated with the auxiliary stove fire inlet; and the cooking apparatus is detachably connected with the auxiliary stove body. The wood stove system comprises the wood stove and also comprises a chimney. The invention aims at providing the wood stove and the system thereof so as to solve the technical problems that the wood stove with a relatively small stove cavity size in the prior art is low in heating efficiency and long in heating time, and the wood stove with relatively large stove cavity size is inconvenient to carry, use and store.

The invention provides an outdoor multi-purpose tent heating wood stove comprising a furnace body, an ash falling bin, a chimney assembly and a heat transfer plate. The furnace body and the ash falling bin are combined, an inner cavity forms a hearth, the chimney assembly is detachably connected to the rear end of the furnace body, the top of the furnace body is provided with a heating port, the heat transfer plate covers the heating port, the left and right sides of the upper end of the furnace body are movably connected with furnace side frames, the front and rear ends of the furnace body are provided with insertion fixing grooves, and the two ends of the furnace side frames are correspondingly provided with insertion pieces matched with the insertion fixing grooves; and the furnace sideframes are rotated so that the furnace side frames can be outwards opened to be attached to the left and right sides of the furnace body or inwards joined to be put together; and by means of the insertion pieces and the insertion fixing grooves, the furnace side frames are flatly placed on the left and right sides of the furnace body. The outdoor multi-purpose tent heating wood stove is convenient to carry and flexible to handle, can be safely used in a tent, can achieve cooking and heating and the like.

A door latch system for a heating system is provided. The door latch system may be installed with a fireplace, wood stove, pellet stove, or other suitable system. The door latch system comprises a handle, a handle head and a catch. The handle head may be configured to engage the catch. Moreover, the catch may be configured with a self adjusting tension system, such that when the handle head engages the catch, the catch is configured to exert a tension force on the handle head. This tension force also causes the handle head to compress the seal of a fireplace door where the door latch system is installed.

The invention relates to a lifting wood stove. The lifting wood stove comprises an air suction part, a combustion chamber and an air proofing cover which are arranged in sequence from bottom to top, and the lifting wood stove further comprises a lifting bracket covering the exterior. The air suction part comprises an air opening part with a lateral opening, and a lower leakage part communicating with the other end of the air opening part; the combustion chamber comprises a plurality of combustion units which are overlapped sequentially and connected in a sleeving mode, and slag leakage platesare embedded at the positions, in the combustion units, of the lowermost end of the combustion chamber; the air proofing cover comprises a hexahedral frame, air baffles are arranged on the left side face, the rear side face and the right side face of the frame correspondingly, the front side face, the upper end face and the lower end face of the frame are all in a hollowed-out state, and the lowerend face of the frame communicates with the upper end of the combustion chamber; and the lifting bracket comprises the hexahedral frame composed of a plurality of lifting rods, wherein the air suction part is located in a rectangular frame and connected with the bottom end of the rectangular frame, and the lower end of the air proofing cover is connected with the upper end of the rectangular frame. The lifting wood stove is convenient to carry and high in combustion efficiency and can be widely applied to the technical field of combustion equipment.

A highly efficient indoor heating system and device is described. The device is equipped with an internal chimney, as well as vents that are configured to maximize the draft applied to the flame housed within a stove combustion area. The heater is configured to reach temperatures exceeding 300 degrees Fahrenheit in approximately ten minutes. A gravity fed fuel tube, potentially in communication with a wood pellet hopper, is configured to deliver fuel to the stove of the heater. Heat is distributed throughout the structure of the device, and a convection chamber within the device ensures that heat generated is not quickly lost via exhaust.