CN2120280U - Energy economizing stove by use of exhaust-heat device - Google Patents

Abstract

The utility model discloses an energy economizing stove by use of exhaust-heat device, comprising an iron plate, a brick setting shell, a preheating fan housing, a lower flared ventilating cavity, a flared burning chamber, a circular preheating water pipe, and a preheating water tank, etc. The utility model is cast and assembled through pug, an iron plate, an aluminium plate and pig iron by a gas appliance factory and can burn the coal gas, the liquid gas and the biogas to supply gas saved about 18% to a canteen to cook quickly. When the stove is used for burning, the heights of the vent and the fire power are centralized to impact the bottom of an iron pot and to burn around the wall of the iron pot with high temperature like a fire umbrella; the preheating fan housing is used for preheating the burning of the hot air to improve the burning temperature; the water in the circular preheating water pipe and the preheating tank is used for absorbing the heat energy discharged by the carbon dioxide and for preheating the hot water for cooking.

Description

Energy economizing stove by use of exhaust-heat device

The utility model relates to a kind of energy-saving stove that utilizes waste heat.

Existing coal gas, liquefied gas, methane cooker, because unreasonable structure, the fire that whole burning produces and to the fire that pot is heated, being exposed in the air of having burnt, and constantly reduced temperature by the air of peripheral circulation.Perhaps, burning fire is run to from the side in the bottom of a pan and to be drawn air port (or throat), and heat energy runs off many, is heated a little less than the ability to pot; When burning in addition, combustion air be not again from down and on vertically ventilate, fire gives the impulsive force in the bottom of a pan also little.Simultaneously, the temperature of burning spreads out to following again; Again on the one hand, when room air circulated, the heat energy of burning fire had loss again.Simultaneously, do not utilize waste heat again.Therefore, cook food and boiling water, the thermal efficiency is low, and the time of making a fire is long, burns gas, liquefied gas, biogas etc. more.

The purpose of this utility model is to provide a kind of improved energy-saving stove that utilizes waste heat, and it can burn gas, liquefied gas, biogas (hereinafter to be referred as coal gas), saves usefulness gas 18%, cooks, dish is fast, helps energy savings and shortening and cooks the food time.

The utility model be achieved in that by the shell of kitchen range, air door, lighting door (putting steamed rice pad door again when looking fire and steamed rice into), give air bells cap, down tubaeform ventilation hole, go up that aerofoil in the middle of tubaeform ventilation hole, the minimum horn mouth, gas burner, tubaeform combustion chamber, tubaeform holder chafing dish thorax, garden shape ventilation slot, garden shape give hot-water line, exhaust outlet, give hot device, give boiler, parts such as gas outlet, chimney (row's carbon dioxide and draw wind) assemble.This energy-saving stove can be divided into iron plate does the finished product kitchen range of shell and with two kinds of brick kitchen range wall.Its assembled components is to make base with pug to fire and use iron plate, aluminium sheet making and urib founding to form.Iron plate is done the finished product kitchen range of shell, because volume is little, in light weight, can carry, and buys back and connects the coal gas use.The steamed rice pad is garden shape iron plate, and diameter is the 8-20 centimetre, and chimney is with conduit peschel or brick one-tenth.

Below in conjunction with accompanying drawing the utility model embodiment is described in further detail.

Fig. 1 utilizes afterheat energy-saving kitchen range sectional side view.

Fig. 2 utilizes afterheat energy-saving kitchen range sectional view.

With reference to Fig. 1, Fig. 2, the air door of the utility model energy-saving stove (2), lighting door (12) is respectively to open a door in a side bottom of kitchen range shell (1) and top, exhaust outlet (19) is to open a mouth on the opposing party top, its kitchen range interior arrangement from bottom to top is that big mouthful of tubaeform ventilation hole (3) is downward down, osculum upwards is connected with last tubaeform ventilation hole (6) lower end osculum (5), its minimum horn mouth (5) diameter is the 4--20 centimetre, aerofoil (4) diameter is the 2-18 centimetre in the middle of its minimum horn mouth, and be connected minimum horn mouth (5) wall, going up the big mouth in tubaeform ventilation hole (6) upper end is connected for big mouthful with lower end, tubaeform combustion chamber (9) again, gas burner (7) is contained in the tubaeform combustion chamber (9), tubaeform combustion chamber (9) upper end osculum (10) is connected with tubaeform holder chafing dish thorax (15) lower end osculum (10) again, tubaeform holder chafing dish thorax (16) suitable for reading all around around wall and the iron pan (18) mouthful span from being the 0.1-10 centimetre, and with kitchen range shell (1) top around span from being the 1-12 centimetre, formed garden shape ventilation poor (14), garden shape ventilation slot (14) connects exhaust outlet (19), gas burner (7) is that an air inlet person in charge gangs up two gardens pipes, ignitron (8) is arranged on the pipe of garden, ignitron on the pipe of interior garden is vertical, and the ignitron (8) on the pipe of outer garden is intilted.Whole parts are that device ignitron on the pipe of garden outside kitchen range is vertical, and the ignitron (8) on the pipe of outer garden is intilted.Whole parts are devices at kitchen range shell (1) inner middle part and upper position, and are integral, and are fixed on the inwall of kitchen range shell (1) or at the end.Kitchen range type device program is by big mouthful from bottom to top, and----big mouthful--osculum--be mouth greatly for osculum.

Reference 1, Fig. 2, the utility model energy-saving stove utilizes waste heat to be, give air bells cap (25), cover on around kitchen range shell (1) top, give air bells cap (25) surrounding wall suitable for reading and be connected, and open a hot-air mouth (26) at the one place with kitchen range shell (1) surrounding wall, end opening surrounding wall and kitchen range shell (1) surrounding wall distance are the 0.1-15 centimetre, when burning is ventilated, with a ventilation duct hot-air mouth (26) and air door (2) are coupled together, hot blast enters the kitchen range internal combustion; Have garden shape to give hot-water line (13) in the garden shape ventilation slot (14), water pipe two is inserted and is given in the boiler (21); Hot device (20) is given in exhaust outlet (19) connection, give hot device buttress on stand, give and give boiler (21) in the hot device, give hot device (20) and connect gas outlet (23) again, the gas outlet connects chimney (24), when carbon dioxide heat energy is discharged in burning, gives the water that hot garden shape is given hot-water line (13) lining earlier, after give the water that heat is given boiler (21) lining, it gives hot device (20) device program is by osculum-big mouth-osculum.

The utility model because: 1, the bottom of kitchen range type comprise air door (2), down tubaeform ventilation hole (3), go up tubaeform ventilation hole (6), the middle part comprises that tubaeform combustion chamber (9), tubaeform holder chafing dish thorax (15), top comprise that garden shape ventilation slot (14), exhaust outlet (19) all are improved, make whole burning meet burning former in and the restricting relation between the theory of combustion.Tube valve promptly turns on the gas-fire, gas pipe (11) is when advancing gas-fired, the ventilation of burning is owing to pass through tubaeform ventilation hole (3) down, at first becoming vertical wind-force rises, through minimum horn mouth (5), high concentration again, flow velocity is accelerated, enhancing adds cauldron (18) ability of being heated at the end to the impulsive force of tubaeform combustion chamber (9).On the one hand, the temperature of burning can not reflect away from minimum horn mouth (5) again.Go up tubaeform ventilation hole (6), wind is concentrated earlier, (to give hot-air combustion-supporting with rising for back diffusion, improve temperature) because the whereabouts that aerofoil (4) shelves are lived in wind in the middle of the minimum horn mouth rises wind around aerofoil, and fling gas burner (7) around ignitron (8) on the pipe of outer garden, the centre has lingering remnants of past customs diffusion again, because the ignitron (8) on the pipe of the outer garden of gas burner (7) is many, it is many to give vent to anger, ignitron (8) on the pipe of interior garden is few, it is few to give vent to anger, and the coal gas that gas burner (7) is emitted is many, and air intake is many, coal gas is few, air intake is few, and needed combustion-supporting air quantity is equal substantially when making intake and gas-fired, has improved ignition temperature, strengthened the ability of being heated of pot, avoided too much, reduced temperature, expended coal gas because of air intake.Again by tubaeform combustion chamber (10) suitable for reading with because the ignitron (8) on the pipe of outer garden slopes inwardly, and firepower forms focus, high concentration again, flow velocity is accelerated, and strengthens pot (18) impulsive force at the end, at first makes the bottom of a pan ability of being heated strong, and growth firepower flow process.Again by tubaeform holder chafing dish thorax (15), because tubaeform holder chafing dish thorax chalybeate pot shape, iron pan (18) is above it unsettled, block the whereabouts of fire, fire impacts pot bloomed behind (18) end, because tubaeform holder chafing dish thorax (15) is that slit and garden shape ventilation slot (14) draw tubaeform holder chafing dish thorax (16) suitable for reading wind all around, fire is pushed through all around from tubaeform holder chafing dish thorax (15), and distributing is " summer sunshine ", is wrapping the iron pan burning, burn iron pan mouth edge always, this fire, firepower long flow path (from the bottom of a pan to the pot mouth) gives the attached subsides power of pot wall also strong, make full use of heat energy, make pot be subjected to heat effect big.If the firepower flow process is short and the pot wall is not had attached subsides power (being that firepower leaves a pot wall), it is subjected to heat effect is little.During steamed rice, to an amount of, the steamed rice pad keeps off on tubaeform combustion chamber (10) suitable for reading thermal transfer, and the center firepower of making scatter, and meal is not burnt; 2, utilize waste heat: giving air bells cap (25), is to make combustion-supporting cold air, advances from giving the air bells cap end opening, by heat radiation place around the kitchen range wall top, give heat and become hot-air to rise, insert air door (2) from hot-air mouth (26) with a ventilation duct, so just become the hot blast burning, improved ignition temperature; Burning fire power, after being heated to pot, be discharged to the heat energy of the carbon dioxide of garden shape ventilation slot (14) from pot mouth edge, the cold water that the garden shape of garden shape ventilation slot (14) lining is given hot-water line (13) lining is heated, because hot water rises, and flows to and gives boiler (21) upper strata, gives the cold water of boiler (21) bottom, flow to garden shape again and give hot-water line (13), the water that gives boiler (21) lining so just constantly circulates and gives heat.On the one hand,, enter the waste heat of the carbon dioxide that gives hot device (20) lining again from exhaust outlet (19), owing to give boiler (21) wall and diapire all around, all unsettledly giving hot device (20) lining, give four limits of boiler (21) and the water of bottom again and be heated, for utilizing waste heat for the second time, give hot water.Because utilize waste heat twice, the area that gives hot water is big, cold water just is heated into hot water very soon, by gas outlet (23), enters chimney (24) at last, because chimney draws wind, whole combustion-gas flow circulation is normally carried out.

The utility model, because kitchen range type constructor combination burning principle and give hot blast burning, during burning, the coal gas of emitting is few, and firepower is strong, and the temperature height is subjected to heat effect big to pot, saves coal gas.Moreover, utilize waste heat twice, give that hot water is cooked, dish, speed is fast, owing to shortened the time of making a fire, saves coal gas again.

Claims (3)

1, utilize the afterheat energy-saving kitchen range, by kitchen range shell (1), give air bells cap (25), hot-air mouth (26), air door (2), exhaust outlet (19), following tubaeform ventilation hole (3), go up tubaeform ventilation hole (6), gas burner (7), tubaeform combustion chamber (9), tubaeform holder chafing dish thorax (15), garden shape ventilation slot (14), garden shape is given hot-water line (13), give hot device (20), give boiler (21), gas outlet (23) and chimney (24) are formed, it is characterized in that giving air bells cap (25) covers on around kitchen range shell (1) top, its surrounding wall suitable for reading is connected with kitchen range shell (1) surrounding wall, big mouthful of tubaeform ventilation hole (3) is downward down, osculum upwards is connected with last tubaeform ventilation hole (6) lower end osculum (5), going up the big mouth in tubaeform ventilation hole (6) upper end is connected for big mouthful with lower end, tubaeform combustion chamber (9) again, tubaeform combustion chamber (9) upper end osculum (10) is connected with tubaeform holder chafing dish thorax (15) lower end osculum (10) again, garden shape is given hot-water line (13), in garden shape ventilation slot (14) lining, water pipe two is inserted and is given boiler (21), give boiler (21), giving hot device (20) lining, whole parts are that device is integral, its kitchen range type device program is by big mouth-osculum-big mouth-osculum-big mouthful from bottom to top, it gives hot device (20) device program is by osculum-big mouth-osculum, utilize the afterheat energy-saving kitchen range, available iron plate is done the finished product kitchen range of shell (1) and with two kinds of brick kitchen range wall.

2, by the described afterheat energy-saving kitchen range that utilizes of claim 1, it is characterized in that giving air bells cap (25) end opening surrounding wall and kitchen range shell (1) surrounding wall distance and be the 0.1-15 centimetre, the minimum horn mouth (5) of following tubaeform ventilation hole (3) and last tubaeform ventilation hole (6) junction, its bore is the 4-20 centimetre, tubaeform holder chafing dish thorax (16) suitable for reading all around around wall and the iron pan (18) mouthful span from being the 0.1-10 centimetre, the steamed rice pad, be garden shape iron plate, its diameter is the 8-20 centimetre, tubaeform holder chafing dish thorax (15), chalybeate pot shape.

3, by claim 1 or the 2 described afterheat energy-saving kitchen ranges that utilize, it is characterized in that tubaeform holder chafing dish thorax (16) suitable for reading periphery, garden shape ventilation slot (14) is arranged, garden shape ventilation slot (14) foreign side one place has exhaust outlet (19) access to give hot device (20), insert chimney (24) by gas outlet (23) again, chimney (24) is by gas outlet (23) like this, exhaust outlet (19), draw the wind of garden shape ventilation slot (14), garden shape ventilation slot (14) draws tubaeform holder chafing dish thorax (16) suitable for reading wind all around again, again by air door (2), draw the hot blast burning of the hot-air mouth (26) that gives air bells cap (25), whole combustion-gas flow is the circulation of system.

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