CN209295194U - Igniter and air return stove - Google Patents

Abstract

It includes the spraying disc component that can be placed at below grate that the utility model, which provides a kind of igniter and air return stove, igniter, and spraying disc component is provided with the multiple spray-holes for the gaseous mixture that can eject combustion gas and air；For the gas tank to the supply combustion gas of spraying disc component；It is provided with the mixing air pipe of fuel gas inlet and air intlet, fuel gas inlet is connect with gas tank, and the mixed gas outlet of mixing air pipe is connected to spray-hole；For lighting the ignition structure of the gaseous mixture of spray-hole ejection.The utility model will not generate smog in the way of gas ignition, cause air pollution during igniting so can be avoided, to prevent from being detrimental to health, the thing for avoiding within doors smoked it is bad, get rusty or go bad.Meanwhile saving cost；In addition, the utility model is capable of the gaseous mixture of disposable successful ignition spray-hole ejection using ignition structure, it is convenient to operate, and reduces labor intensity, time saving and energy saving.

Description

Igniter and air return stove

Technical field

The utility model relates to heating equipment technical fields, more specifically to a kind of igniter, the utility model Further relate to a kind of air return stove.

Background technique

Air return coal stove, abbreviation air return stove is called energy-saving recirculated air stove, i.e. winter domestic heating air return stove, using coal or seasoned wood It does fuel directly to burn, forms hot wind through high purified treatment, and then generate heat drying or baking effect with material directly contact. Late 1970s start to be widely applied in China, it has become electric heat source and conventional vapor power heat source in many industries Regeneration product.Easy to use in the family, price is also cheap, and heating effect is preferable, is often to need one kind to be used in people's winter The articles for daily use tool of preferable heating, heating and cooked food and article.

The traditional sparking mode of air return stove is main are as follows: is first lighted, then gone with the charcoal of dry cardboard, seasoned wood or barbecue Kindling material is propagated to fuel such as coal cinders, to achieve the effect that fuel in ignition furnace.

But above-mentioned sparking mode can generate biggish smog during igniting, cause serious air pollution, Influence human health, the thing for also resulting within doors smoked it is bad, get rusty or go bad.Meanwhile it needing using more seasoned wood, wood Charcoal increases cost (cost is in 3-5 member or so)；In addition, the sparking mode need to repeat it is secondary to three times could successful ignition The fuel such as coal cinder, operation is more complicated, and labor intensity is higher, and time-consuming and laborious, operator is also easy to be dirty.

Utility model content

In view of this, being made the purpose of this utility model is to provide a kind of igniter to avoid during igniting At air pollution, to prevent from being detrimental to health, the thing for avoiding within doors smoked it is bad, get rusty or go bad.

The another object of the utility model is to provide a kind of air return stove with above-mentioned igniter, to avoid lighting a fire During cause air pollution, to prevent from being detrimental to health, the thing for avoiding within doors smoked it is bad, get rusty or go bad.

In order to achieve the above object, the utility model provides the following technical solutions:

A kind of igniter, comprising:

It can be placed at the spraying disc component below grate, the spraying disc component, which is provided with, can eject combustion gas and sky Multiple spray-holes of the gaseous mixture of gas；

For the gas tank to spraying disc component supply combustion gas；

It is provided with the mixing air pipe of fuel gas inlet and air intlet, the fuel gas inlet is connect with the gas tank, described The mixed gas outlet of mixing air pipe is connected to the spray-hole；

For lighting the ignition structure for the gaseous mixture that the spray-hole sprays.

Preferably, in above-mentioned igniter, further includes:

Pedestal；

The spray head connecting bracket for the side of being set on the base, the mixing air pipe are arranged in the spray head connecting bracket, The spray head connecting bracket has the combustion gas split channel for connecting the gas tank and sprays combustion gas into the mixing air pipe Jet blower.

Preferably, in above-mentioned igniter, the bottom end of the spray head connecting bracket is equipped with screw rod along the vertical direction, described Pedestal is equipped with the adjustings fixture nut that cooperate with the screw flight and the adjustment hole for screw rod entrance, the adjustment hole and The threaded hole connection for adjusting fixture nut.

Preferably, in above-mentioned igniter, the gas tank is connect by hose with the combustion gas split channel, described It is provided with valve member on hose and adjusts the regulating switch of the valve member aperture.

Preferably, in above-mentioned igniter, the combustion gas split channel and the spraying disc component are three, the combustion Gas split channel is arranged in a one-to-one correspondence with the spraying disc component, diameter of the combustion gas split channel along the spray head connecting bracket To extending and be uniformly distributed circumferentially.

Preferably, in above-mentioned igniter, the mixing air pipe is arranged along the vertical direction, and the mixed gas outlet is located at Mixing air tube top end, the fuel gas inlet are located at mixing air tube bottom end, and the air intlet is located at described mixed Close the side of air bottom of the tube.

Preferably, in above-mentioned igniter, the spraying disc component includes:

The lower spraying disc at mixing air tube top end is set, is provided in the lower spraying disc positioned at the gaseous mixture Multiple tap holes right above exporting；

Upper spraying disc above the tap hole, the spray-hole are arranged in the upper spraying disc, the upper injection Disk and the lower spraying disc are tightly connected, and the distribution area of the spray-hole is greater than the distribution area of the tap hole.

Preferably, in above-mentioned igniter, processing technology hole, the processing technology are provided in the spray head connecting bracket Nut of holding one's breath is provided in hole.

Preferably, in above-mentioned igniter, the ignition structure is lighter or point match；The gas tank is liquefied petroleum Gas tank.

It can be seen from the above technical scheme that igniter provided by the utility model includes that can be placed under grate The spraying disc component of side, spraying disc component are provided with the multiple spray-holes for the gaseous mixture that can eject combustion gas and air；For To the gas tank of spraying disc component supply combustion gas；It is provided with the mixing air pipe of fuel gas inlet and air intlet, fuel gas inlet and gas Tank connection, the mixed gas outlet of mixing air pipe are connected to spray-hole；For lighting the igniting knot of the gaseous mixture of spray-hole ejection Structure.

It should be noted that above-mentioned air intlet is connected to outside air, to make air automatically into mixing air pipe.

In the course of work of igniter, gas tank supply combustion gas mixing air pipe is entered by fuel gas inlet, with from After the air mixing that air intlet enters, spray-hole is entered by mixed gas outlet, is ejected by spray-hole, then utilizes igniting knot Structure lights the gaseous mixture of the combustion gas that spray-hole ejects and air.In application, spraying disc component is placed below grate, utilize The flame propagation kindling material that spray-hole sprays is to the fuel on grate, to achieve the effect that the fuel to ignite.

The utility model will not generate smog in the way of gas ignition, make during igniting so can be avoided At air pollution, to prevent from being detrimental to health, the thing for avoiding within doors smoked it is bad, get rusty or go bad.

Meanwhile the utility model can be completed using less gas quantity, save cost；Further, since combustion gas is easy Combustion property, the utility model are capable of the gaseous mixture of disposable successful ignition spray-hole ejection, then appropriate selection using ignition structure The burning time of gaseous mixture, that is, pilot-ignition fuel, it is convenient to operate, and reduces labor intensity, time saving and energy saving, moreover it is possible to avoid making behaviour dirty Make personnel, operation tidiness is preferable.

The utility model additionally provides a kind of air return stove, including furnace body, further includes the grate for being placed on the furnace body The igniter of lower section, the igniter are any of the above-described kind of igniter, since above-mentioned igniter has said effect, Air return stove with above-mentioned igniter has same effect, and therefore, this article will not repeat them here.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also Other drawings may be obtained according to these drawings without any creative labor.

Fig. 1 is main view when igniter provided by the embodiment of the utility model is not connected with gas tank；

Fig. 2 is the top view of igniter provided by the embodiment of the utility model；

Fig. 3 is the side view of gas tank provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram of jet blower provided by the embodiment of the utility model；

Fig. 5 is the structural schematic diagram of nut provided by the embodiment of the utility model of holding one's breath.

Specific embodiment

The utility model embodiment provides a kind of igniter, can be avoided and causes air dirty during igniting Dye, to prevent from being detrimental to health, the thing for avoiding within doors smoked it is bad, get rusty or go bad.

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Attached drawing 1-5 is please referred to, igniter provided by the embodiment of the utility model includes that can be placed at below grate Spraying disc component, spraying disc component are provided with the multiple spray-holes for the gaseous mixture that can eject combustion gas and air；For to spray Penetrate the gas tank 9 of disk component supply combustion gas；It is provided with the mixing air pipe 3 of fuel gas inlet and air intlet 31, fuel gas inlet and gas Tank 9 connects, and the mixed gas outlet of mixing air pipe 3 is connected to spray-hole；For lighting the igniting of the gaseous mixture of spray-hole ejection Structure.

It should be noted that above-mentioned air intlet 31 is connected to outside air, to make air automatically into mixing air Pipe 3.Above-mentioned gas tank 9 can also be fuel gas supply pipeline.

In the course of work of igniter, the combustion gas that gas tank 9 supplies enters mixing air pipe 3 by fuel gas inlet, with After the air mixing that air intlet 31 enters, spray-hole is entered by mixed gas outlet, is ejected by spray-hole, point is then utilized Fiery structure lights the gaseous mixture of the combustion gas that spray-hole ejects and air.In application, spraying disc component is placed below grate, The flame propagation kindling material sprayed using spray-hole is to the fuel on grate, to achieve the effect that the fuel to ignite.

The utility model will not generate smog in the way of gas ignition, make during igniting so can be avoided At air pollution, to prevent from being detrimental to health, the thing for avoiding within doors smoked it is bad, get rusty or go bad.

Meanwhile using less gas quantity, (cost exists the utility model0.6-0.8Member) it can be completed, save cost； Further, since the inflammability of combustion gas, the utility model is capable of the mixed of disposable successful ignition spray-hole ejection using ignition structure Gas is closed, then suitably the burning time of selection gaseous mixture, (whole process only needed 6-10 minutes, and this time is according to fuel such as coals Material difference and slightly difference) i.e. pilot-ignition fuel, it is convenient to operate, and reduces labor intensity, time saving and energy saving, moreover it is possible to avoid Make operator dirty, operation tidiness is preferable.

Preferably, above-mentioned igniter further includes pedestal 7；The spray head connecting bracket 5 of 7 top of pedestal is set, and mixing is empty Tracheae 3 is arranged in spray head connecting bracket 5, and spray head connecting bracket 5 has the combustion gas split channel 51 of connection gas tank 9 and to mixing The jet blower 4 of injection combustion gas in air hose 3, as shown in Figure 4.The combustion gas point that the combustion gas that gas tank 9 supplies passes through spray head connecting bracket 5 Circulation road 51 sprays into mixing air pipe 3, by the atomization of jet blower 4 to be easier to the burning of combustion gas.

The utility model supports mixing air pipe 3 and spraying disc component using pedestal 7 and spray head connecting bracket 5, forms one A overall structure has further facilitated operation convenient for passing in and out the lower section of grate.It is understood that the utility model can be with It is not provided with pedestal 7, the lower section of grate in furnace body is entered using the support spraying disc component of spray head connecting bracket 5.

In further technical solution, the bottom end of spray head connecting bracket 5 is equipped with screw rod 6 along the vertical direction, and pedestal 7 is equipped with With the adjusting fixture nut 8 of 6 line of screw rod cooperation and for the adjustment hole of the entrance of screw rod 6, adjustment hole and the screw thread for adjusting fixture nut 8 Hole connection.The utility model rotates 6 relative adjustment fixture nut 8 of screw rod, and adjusting screw rod 6 protrudes into the length of adjustment hole, thus The high and low position of spray head connecting bracket 5 and spraying disc component is adjusted, and then makes spray head connecting bracket 5 relative to the position of pedestal 7 Can up and down adjustment, can easily be accommodated distance of the flame apart from fuel, be conveniently adjusted the position for being easier to light fuel.

Specifically, adjusting fixture nut 8 and adjustment hole all have the interior adjusting screw thread of M10；Screw rod 6 has the transferring of M10 Screw thread is saved, for cooperating with adjusting fixture nut 8 and adjustment hole；With the outer adjusting screw thread of M4 at the top of screw rod 6；Spray head connection branch The bottom end of frame 5 is provided with the interior adjusting threaded hole of M4, is threadedly engaged for the outer adjusting with M4 and realizes that screw rod 6 is fixed on spray head and connect On bracket 5, and pass through the fixed tie down screw 6 of locking nut 14 and spray head connecting bracket 5.

The fit structure of above-mentioned adjusting fixture nut 8 and screw rod 6, it is fairly simple, it is easy to process, it reduces costs.Certainly, The utility model can also realize that the height of spray head connecting bracket 5 is adjustable by other structures, such as ball-screw, ball-screw Screw rod and nut are separately positioned in spray head connecting bracket 5 and pedestal 7, and this is no longer going to repeat them for the utility model.Spray head connects Connecing bracket 5 can also be fixedly connected with pedestal 7.

For ease of operation, gas tank 9 is connect by hose 12 with combustion gas split channel 51, is arranged on hose 12 There is the regulating switch 10 of 11 aperture of valve member 11 and control valve component.Hose 12 is connected by air inlet connecting head tube and spray head The combustion gas split channel 51 for connecing bracket 5 connects, and valve member 11 is connected through a screw thread with gas tank 6.Due to the change of hose 12 Shape, gas tank 9 is not necessarily to move together with spray head connecting bracket 5 and spraying disc component, further convenient for operation.

The utility model passes through the aperture of 10 control valve component 11 of regulating switch, to realize that the air demand of gas tank 9 can It adjusts, gas quantity can be reduced in rigid igniting, avoid burn human body, increase gas quantity in pilot fuel, accelerate ignition effectiveness. Can also switch valve only be arranged on gas tank 9 in the utility model, make one steady state value of air demand of gas tank 9.

In order to further optimize the above technical scheme, combustion gas split channel 51 and spraying disc component are three, combustion gas point Circulation road 51 is arranged in a one-to-one correspondence with spraying disc component, three radially extending along spray head connecting bracket 5 of combustion gas split channel 51 And be uniformly distributed circumferentially, jet blower 4 is three, 51 each correspondence one of combustion gas split channel；Correspondingly, connection combustion gas shunts and leads to The mixing air pipe 3 of road 51 and spraying disc component is also three, and each mixing air pipe 3 is respectively provided with air intlet 31.Spray head connects The three inner air path channels for being machined with and radially extending in bracket 5 are connect, three combustion gas split channels 51 is formed, is separately connected one Spraying disc component.The utility model utilizes three spraying disc components, realizes that small area concentration is lighted, firepower is more violent, and power is reachable 6000W, temperature add up total area and increase heat transfer area again up to 1200 degree or so, three, further improve igniting effect Rate.

It is understood that above-mentioned spraying disc component can also be other numbers, such as one or two, the utility model It is not specifically limited in this embodiment.

In order to reduce the area occupied for entering structure in furnace body, it is preferred that mixing air pipe 3 is arranged along the vertical direction, mixes It closes gas outlet and is located at 3 top of mixing air pipe, fuel gas inlet is located at 3 bottom end of mixing air pipe, and it is empty that air intlet 31 is located at mixing The side of 3 bottom of tracheae.The mixing air pipe 3 of the utility model is arranged compact, and lateral occupied space is smaller, convenient for disengaging Furnace body.Certainly, above-mentioned mixing air pipe 3 can also have angle with vertical direction, can also be arranged along direction of a curve.

As shown in Figure 1, spraying disc component includes the lower spraying disc 2 that 3 top of mixing air pipe is arranged in, in lower spraying disc 2 It is provided with the multiple tap holes being located at right above mixed gas outlet；Upper spraying disc 1 above tap hole, spray-hole setting exist Upper spraying disc 1, upper spraying disc 1 is tightly connected with lower spraying disc 2, and the distribution area of spray-hole is greater than the distribution face of tap hole Product.

Upper spraying disc 1 and lower 2 punching press of spraying disc pressing one, guarantee air tight.The lower spraying disc 2 of the present embodiment is recessed Recessed plate-like, upper spraying disc 1 is tabular, and the edge flange of lower spraying disc 2 is wrapped in the outer ring of spraying disc 1, both is realized Sealed connection, to avoid gas leakage.

The utility model utilizes the multiple tap holes being located at right above mixed gas outlet, guarantees gaseous mixture from mixing air pipe 3 jet velocity, increases the projected area of gaseous mixture further through the spray-hole of upper spraying disc 1, to increase heat transfer area, improves Speed of ignition.

It is understood that above-mentioned spraying disc component can also only include a spraying disc.

In the present embodiment, processing technology hole is provided in spray head connecting bracket 5, processing technology is provided with nut of holding one's breath in hole 13, as shown in Figure 2 and Figure 5.The processing technology hole is specially two, combustion gas split channel 51 easy to process, and hold one's breath 13 side of nut Just processing technology hole is blocked, to simplify process operation.

In order to simplify structure, ignition structure is lighter or point match；Gas tank 9 is LPG cyoinders.Alternatively, point Fiery structure can also be ignition, and above-mentioned gas tank 9 can also be natural gas tank.

The actual application of igniter provided by the utility model is as follows:

A, pedestal 7 places center under coal stove furnace core grate；

B, the height of spraying disc component is adjusted；

C, pass through 9 delivery of fuel gas of gas tank to valve member 11；

D, valve member 11 controls gas flow size and closes extinction function；

E, 12 air guide of hose；

F, combustion gas enters the combustion gas split channel 51 of spray head connecting bracket 5, is sprayed from jet blower 4 into mixing air pipe 3 Atomized spray function is reinforced in combustion gas；

G, after combustion gas is mixed with the interior air entered from air intlet 31 of mixing air pipe 3, spray is entered by mixed gas outlet Perforation is ejected by spray-hole；

H, the gaseous mixture of combustion gas and air that spray-hole ejects is lighted using ignition structure, spray-hole forms flare flame Hole, spraying is that output power 5000W and 1000 degrees Celsius of temperatures above flames carry out point (hair) fire and ignite the fuel meats such as coal cinder, Realize that full combustion connects kindling material function.

The utility model embodiment additionally provides a kind of air return stove, including furnace body, further includes the furnace for being placed on furnace body Igniter below bridge, igniter are the igniter that any of the above-described embodiment provides, and can be avoided the mistake in igniting Air pollution is caused in journey, to prevent from being detrimental to health, the thing for avoiding within doors smoked it is bad, get rusty or go bad, advantage It is that relevant part in above-described embodiment is specifically please referred to, details are not described herein again by igniter bring.

Igniter provided by the utility model is mainly used for coal and the solid combustion warmed oneself in air return coal stove to southern tradition Shots (hair) fire is applicable not only to air return stove sufficiently to connect kindling material, applies also for family and the day for human beings of common various coal stoves Normal sphere of life.

The ignition process of air return stove provided by the embodiment of the utility model is as follows:

1), first the coal or comburant of the unburned burning-up in the stove that needs make a fire are cleaned out, the cinder box under grate moves It takes away out, and the ash of residual combustion object beside cinder box is swept and is removed completely；

2), the small coal that needs are lighted or other small solid fuels are uniformly put into stove furnace core on grate, in Between plug one to three small clean-burning logical oxygen outlet with inserting fiery rod iron；

3) 1.5-2 centimeters of distance slightly lower than the grate under furnace core after the height and cinder box for, first adjusting igniter pull out, The spraying disc component of igniter is first lighted, the regulating switch 10 adjusted on the valve member 11 of gas tank 9 is transferred to minimum flame, so Pedestal 7 is inconjunction with spraying disc component afterwards and moves to coal cinder or solid among the spacial alignment furnace core under stove grate on grate Fuel；

4), the regulating switch 10 for slowly adjusting gas tank 9 is gradually increased maximum tolerance and firepower, the igniting waited 6-10 minutes (this time according to the material difference of the fuel such as coal and slightly difference) can be turned off after the fuel such as coal sufficiently connect kindling material afterwards Regulating switch 10 is so that spraying disc component is flame-out, and then removal igniter is put into origin firearm packing box.Then stove ash Case put back to stove it is in situ then can, i.e. completion point (hair) fire process.

Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims (10)

1. a kind of igniter characterized by comprising

It can be placed at the spraying disc component below grate, the spraying disc component, which is provided with, can eject combustion gas and air Multiple spray-holes of gaseous mixture；

For the gas tank (9) to spraying disc component supply combustion gas；

It is provided with the mixing air pipe (3) of fuel gas inlet and air intlet (31), the fuel gas inlet and the gas tank (9) are even It connects, the mixed gas outlet of the mixing air pipe (3) is connected to the spray-hole；

For lighting the ignition structure for the gaseous mixture that the spray-hole sprays.

2. igniter according to claim 1, which is characterized in that further include:

Pedestal (7)；

The spray head connecting bracket (5) being arranged above pedestal (7), mixing air pipe (3) setting connect branch in the spray head On frame (5), the spray head connecting bracket (5) has the combustion gas split channel (51) for connecting the gas tank (9) and to the mixing The jet blower (4) of injection combustion gas in air hose (3).

3. igniter according to claim 2, which is characterized in that the bottom end of the spray head connecting bracket (5) is equipped with edge The screw rod (6) of vertical direction, the pedestal (7) are equipped with the adjusting fixture nut (8) being threadedly engaged with the screw rod (6) and for institutes The adjustment hole of screw rod (6) entrance is stated, the adjustment hole is connected to the threaded hole for adjusting fixture nut (8).

4. igniter according to claim 2, which is characterized in that the gas tank (9) passes through hose (12) and institute Combustion gas split channel (51) connection is stated, valve member (11) is provided on the hose (12) and adjusts the valve member (11) regulating switch (10) of aperture.

5. igniter according to claim 2, which is characterized in that the combustion gas split channel (51) and the spraying disc Component is three, and the combustion gas split channel (51) is arranged in a one-to-one correspondence with the spraying disc component, and the combustion gas shunts logical Road (51) radially extending and being uniformly distributed circumferentially along the spray head connecting bracket (5).

6. igniter according to claim 1, which is characterized in that the mixing air pipe (3) is arranged along the vertical direction, The mixed gas outlet is located at mixing air pipe (3) top, and the fuel gas inlet is located at mixing air pipe (3) bottom End, the air intlet (31) are located at the side of mixing air pipe (3) bottom.

7. igniter according to claim 6, which is characterized in that the spraying disc component includes:

Lower spraying disc (2) on mixing air pipe (3) top is set, is provided on the lower spraying disc (2) described in being located at Multiple tap holes right above mixed gas outlet；

Upper spraying disc (1) above the tap hole, the spray-hole are arranged in the upper spraying disc (1), the upper spray It penetrates disk (1) and the lower spraying disc (2) is tightly connected, and the distribution area of the spray-hole is greater than the distribution face of the tap hole Product.

8. igniter according to claim 2, which is characterized in that be provided with processing on the spray head connecting bracket (5) Fabrication hole is provided with nut of holding one's breath (13) in the processing technology hole.

9. igniter according to claim 1, which is characterized in that the ignition structure is lighter or point match；Institute Stating gas tank (9) is LPG cyoinders.

10. a kind of air return stove, including furnace body, which is characterized in that further include the point for being placed below the grate of the furnace body Fiery device, the igniter are the described in any item igniters of claim 1-9.