CN2085034U - Burning device to ignite honeycomb briquet for coal stove - Google Patents

Abstract

The utility model provides a coal stove which is a burning device using ignited honeycomb briquet. The coal stove not only can ignite the honeycomb briquet with safety, time saving and labor saving, but also can reduce the pollution of soot. The upper end of the supporting bracket of the burning device is fixed with an oil storage tank; the bottom surface is connected with a pressure-proof oil valve, an oil delivering pipeline, a fuel oil heating tube, oil gas valve, a vaporizing tube, a gas delivering tube and an air storage tank in sequence and sealing. The top surface of the air storage tank is fixedly connected with a fuel gas nozzle; the spout of the nozzle is below the fuel oil heating tube and the vaporizing tube. A precombustion box is arranged below the fuel oil heating tube, the vaporizing tube, the gas delivering tube and the air storage tank.

Description

Burning device to ignite honeycomb briquet for coal stove

The utility model relates to the cooking burner, particularly a kind of briquette stove burner of lighting briquette.

China's average family uses the popularity rate of coal gas or liquefied petroleum gas also very low at present, and most of families also will lean on briquette as main fuel.Light briquette and at first will improve the fire box temperature of briquette stove, when fire box temperature reaches the burning-point of briquette, the briquette in the burner hearth that just can ignite.Way commonly used is: earlier with ignite kindling in the burner hearth of inflammable paper or wood wool, thereby when the kindling charing fire box temperature of the briquette stove rising briquette that ignites, but this process relatively wastes time and energy and produces thick smoke contaminated environment.If adopt charcoal, very hot oven briquette to make matches, then not only seldom supply on price height but also the market, can not satisfy the needs of daily life.Kerosene stove, gasification burner are to use two class burners of low volatility fuel (as kerosene): the kerosene consumption of kerosene stove is difficult to miniaturization greatly again, is not suitable for doing the briquette stove burner of lighting briquette; And by support, oil tank, fuel tap, inflate gasification burner that supercharging device and gas nozzle form owing to will use part gasoline to contact safety inadequately with naked light, to inflate during use, not only require great effort but also cumbersome, and also do not light the small-sized gasification burner that briquette is used in the briquette stove at present.

The purpose of this utility model is that a kind of briquette stove burner of lighting briquette will be provided.It not only can be safely, save time, light effortlessly briquette, and can reduce the pollution of flue dust.

Task of the present utility model is finished as follows: the burner of lighting briquette in the briquette stove has support, oil tank, fuel tap, petroleum pipeline, gas nozzle, its characteristics are that the upper end of described support is fixed with oil tank, bottom surface order from oil tank, sealing, interlink and be connected to withstand voltage fuel tap, petroleum pipeline, cross section is less than the fuel oil intensification pipe of petroleum pipeline, oil gas multiple-way valve, generating tube, cross section is less than the appendix of generating tube, air receiver, the end face of described air receiver is fixedly connected with gas nozzle, the spout of described nozzle is lower than fuel oil intensification pipe and generating tube, and described fuel oil heats up and manages, generating tube, appendix, be provided with the preheating box below the air receiver.

The internal diameter of the petroleum pipeline of the utility model burner can be 2～3 times of fuel oil intensification bore.

The oil gas multiple-way valve of the utility model burner can be made up of valve casing, cone valve, adjusting rod, there is the internal thread of external screw thread and valve casing end face centre bore to be complementary on the adjusting rod, the centre of the circle generating tube outer wall that end that valve casing is uncovered and generating tube are tightly connected is provided with conical through-hole, and the size of conical through-hole and the tapering of cone valve are complementary.

The internal diameter of the generating tube of the utility model burner can be 2～3 times of appendix internal diameter.

This burner mainly adopts the fuel oil (as kerosene) of low volatility to make fuel.Under the situation that fuel tap, oil gas multiple-way valve are closed, by the fuel in the pre-burning box fuel oil intensification pipe of filling with fuel oil is heated, because the cross section of fuel oil intensification pipe is little, the fuel oil in therefore managing heats up rapidly, supercharging.After opening oil gas multiple-way valve, the fuel oil that has heated up is vaporized rapidly.Form with oil gas enters generating tube, because the preheating box heats generating tube again simultaneously, therefore the oil gas that enters generating tube can further be vaporized and be become the combustion gas with certain pressure, combustion gas enters further supercharging behind the less appendix in cross section by the bigger generating tube in cross section, the flow velocity of combustion gas is accelerated, and direct spout by nozzle sprayed after combustion gas entered air receiver.Because the spout internal diameter has only tens silks, therefore the combustion gas by the spout ejection has very high speed ， And and is mixed into gaseous mixture rapidly with the outer air of spout, and one meets naked light, and burning immediately forms flame.After tested, the height of flame can reach 150～200mm, and when by oil gas multiple-way valve flame height being adjusted to 50～80mm, flame is blue white, and this shows that mixture combustion is complete at this moment, has very high temperature, can light briquette, and few smoke contamination.Therefore this burner employing order, the version that seals, communicates can be combined the parts relevant with gas nozzle compactly and be convenient to miniaturization, to adapt to the limited actual conditions of briquette stove space for collecting ashes in a stove volume.This burner adopts pressure pipe or pressure-resistant part, therefore can guarantee the security of using.The gas nozzle of this burner is lower than fuel oil intensification pipe and generating tube, therefore in a single day generating flame is that alternative pre-burning box continues fuel oil intensification pipe and generating tube are heated, so the working time of pre-burning box very short (being about 1 minute), required pre-heating fuel is few.Through measuring and calculating, in the briquette stove, light a briquette (standard of lighting be 1/2～2/3 of briquette outward appearance takes on a red color, emerge in the briquette hole blue look flame) with this burner and only need about 5 minutes, 1 liter of kerosene can be lighted 60 briquettes (promptly 1 liter of kerosene can use about 60 times), so the consumption of this burner fuel is little.After lighting briquette, as long as close oil gas multiple-way valve, flame extinguishes immediately, then burner is withdrawed from space for collecting ashes in a stove and gets final product, therefore whole process save time, laborsaving, very convenient.

Below with reference to accompanying drawing the utility model is described in further detail.

Fig. 1 is a D structure schematic diagram of the present utility model.

Fig. 2 is an oil gas multiple-way valve D structure cutaway view of the present utility model.

Consult Fig. 1, Fig. 2, the upper end of support 1 is fixed with oil tank 2, the bottom surface central seal of oil tank 2 is connected with and can tolerates 3～4 atmospheric safe fuel taps 3, the lower end of fuel tap 3 petroleum pipeline 4 that useful withstand voltage copper pipe is made that is tightly connected, the internal diameter of petroleum pipeline is big, capacity is also big, this is to have enough fuel to generate combustion gas in the petroleum pipeline in order to make, and in the process of the coal-fired cake of guarantee point enough gas supplies is arranged.The below of petroleum pipeline one end fuel oil that useful withstand voltage copper pipe the makes pipe 5 that heats up that is tightly connected, the internal diameter of petroleum pipeline 4 is 2～3 times of pipe 5 internal diameters that heat up, the internal diameter I of the pipe 5 that heats up is so that the rapid pressure build up of fuel oil in the pipe.Oil gas multiple-way valve 6 is by valve casing 12, taper valve body 13, the adjusting rod 14 that is fixed on described valve body one end is formed, one end of adjusting rod 14 can connect a turn-button, regulate with convenient, there is the internal thread of external screw thread and valve casing 12 end face centre bores to be complementary on the adjusting rod 14, excessive to prevent oil gas, one end of valve casing 12 sidewalls and fuel oil intensification pipe 5 is tightly connected, valve casing 12 a uncovered end and generating tubes 7 are tightly connected, the centre of one of handing-over circle generating tube outer wall is provided with conical through-hole 15 mutually, and the tapering of its size and cone valve 13 is complementary.For the structural strength that improves the burner front portion with guarantee that generating tube has bigger volume, generating tube is made " U " shape, and the outer wall of two ends and petroleum pipeline 4 is tightly connected, but two pipes do not communicate.The lower end of generating tube 7 is sealedly connected with appendix 8, and the internal diameter of generating tube 7 is 2～3 times of appendix internal diameter, can increase the flow velocity of combustion gas like this, and generating tube 7 and appendix 8 all will bear air pressure, therefore also adopts withstand voltage copper pipe manufacturing.The sidewall of the other end of appendix 8 and the air receiver 9 made of pressure-resistant material is tightly connected, and the end face of air receiver 9 is fixed with gas nozzle 10, and the spray orifice internal diameter of nozzle can adopt 15～25 to improve the flow velocitys of combustion gas.The position of air receiver should make the end face of nozzle be lower than the heat up bottom surface of pipe 5 and generating tube 7 of fuel oil, makes the flame of nozzle ejection can substitute the pre-burning box and continues heat up pipe 5 and generating tube 7 of fuel oil heated.Four jiaos of pre-burning box 11 are fixed on connecting rod 16 on four angle ribs of air receiver 9.

When using this burner to light briquette in the briquette stove, close oil gas multiple-way valve 6 earlier, open fuel tap 3, in oil tank 2, add kerosene, when petroleum pipeline 4, fuel oil intensification pipe close oil-closing valve 3 after filling with kerosene again.In preheating box 11, add a small amount of alcohol or solid fuel, ignite with naked light, front portion with this burner puts in the space for collecting ashes in a stove of briquette stove then, about about 1 minute of fuel combustion in the pre-burning box, open oil gas multiple-way valve 6, the combustion gas of nozzle place ejection is promptly ignited by the flame in the pre-burning box, adjust flame height to 50～80mm with oil gas multiple-way valve 6, when flame is orchid white, briquette is set aside on the fire grate of briquette stove burner hearth, cross and close oil gas multiple-way valve 6 after briquette is lighted about 5 minutes, this burner is withdrawed from the space for collecting ashes in a stove of briquette stove.

Claims (5)

1, a kind of briquette stove burner of lighting briquette, has support (1), oil tank (2), fuel tap (3), petroleum pipeline (4), gas nozzle (10), the upper end that it is characterized in that support (1) is fixed with oil tank (2), bottom surface order from oil tank (2), sealing, interlink and be connected to withstand voltage fuel tap (3), petroleum pipeline (4), cross section is less than the fuel oil intensification pipe (5) of petroleum pipeline, oil gas multiple-way valve (6), generating tube (7), cross section is less than the appendix (8) of generating tube, air receiver (9), the end face of described air receiver (9) is fixedly connected with gas nozzle (10), the spout of described nozzle is lower than fuel oil intensification pipe (5) and generating tube (7), and described fuel oil heats up and manages, generating tube, appendix, be provided with preheating box (11) below the air receiver.

2, burner according to claim 1, the internal diameter that it is characterized in that petroleum pipeline (4) are 2～3 times of fuel oil intensification pipe (5) internal diameter.

3, burner according to claim 1 and 2, it is characterized in that oil gas multiple-way valve (6) is made up of valve casing (12), cone valve (13), adjusting rod (14), there is the internal thread of external screw thread and valve casing (12) end face centre bore to be complementary on the adjusting rod (14), the centre of the circle generating tube outer wall that end that valve casing (12) is uncovered and generating tube (7) are tightly connected is provided with conical through-hole (15), and the tapering of the size of conical through-hole (15) and cone valve (13) is complementary.

4, burner according to claim 1 and 2, the internal diameter that it is characterized in that generating tube (7) are 2～3 times of appendix (8) internal diameter.

5, burner according to claim 3, the internal diameter that it is characterized in that generating tube (7) are 2～3 times of appendix (8) internal diameter.

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