CN208566748U - Burner - Google Patents

Abstract

The utility model discloses a kind of burners, comprising: vaporization mechanism and combustion mechanism；The combustion mechanism has combustion chamber, the vaporization mechanism is used to provide the fuel oil of vaporization for the combustion chamber so that fuel oil is in the burning Indoor Combustion, inlet channel is surrounded by outside the combustion chamber, the inlet channel is with the combustion chamber so that flow direction of the air in the inlet channel is opposite with the flow direction of the indoor fuel oil of the burning and flame.Blast mechanism admits air into inlet channel, the flow direction of air in the intake channel is opposite with the flow direction of the fuel oil and flame that burn in the combustion chamber, heat caused by fuel burning is exactly the air contrary with fuel oil runner and is preheated, so that the air in inlet channel is preheated rear into combustion chamber, to improve the temperature of the air mixed for the fuel oil with vaporization, vaporization ignition condition and burning condition are improved, the burn-off rate of fuel oil is improved.

Description

Burner

Technical field

The utility model relates to automobile technical fields, and a kind of engine or automobile cab for for automobile is especially arranged The burner of heating indoor.

Background technique

The cold districts winter automobile starting at low temp such as northeast, North China and northwest is difficult, big to engine damage, generallys use Fuel heater heats up to solve the problems, such as this.

Fuel heater in the prior art generally includes vaporization mechanism, combustion mechanism (vaporization mechanism and combustion mechanism Burner can be synthesized), Blast mechanism and heat exchange mechanisms.Wherein, vaporization mechanism is for making fuel gasification, combustion mechanism For making the fuel oil of vaporization burn in a combustion chamber, Blast mechanism provides air, heat exchange mechanisms for combustion chamber and vaporization mechanism Heat for generating burning is supplied to the object to be heated (e.g., engine, driver's cabin).

Applicant has found that the heater at least has following lack when using above-mentioned fuel heater in the prior art Point:

1, because be supplied to vaporization mechanism and combustion chamber in air themperature it is lower so that vaporization ignition condition with And burning condition is poor.

2, make that air inlet distribution is uneven, its periphery is easy to produce wadding stream for admitting air into the hole of combustion chamber, make The indoor efficiency of combustion that must burn is undesirable.

3, the indoor smoke flow resistance that burns is larger, to require the calorific intensity for the components for surrounding combustion chamber high.

4, by the way of welding fabrication, this makes junction generate residual stress and change for vaporization mechanism and combustion mechanism Shape, and then the accuracy of manufacture is reduced, and the shortcomings that there are weld crackings.

5, the in-house component that its inside is needed to be replaced frequently because being easy to produce carbon distribution is vaporized, however, in the prior art Vaporization mechanism repair it is poor with replaceability.

Based on disadvantages mentioned above present in heater in the prior art, it is necessary to provide a kind of device and mechanism to solve Disadvantages mentioned above in the presence of the prior art.

Utility model content

The purpose of this utility model is that proposing a kind of burner.

For this purpose, the technical scheme adopted by the utility model is

A kind of burner, comprising: vaporization mechanism and combustion mechanism；The combustion mechanism has combustion chamber, the vaporization Mechanism is used to provide the fuel oil of vaporization for the combustion chamber so that fuel oil is in the burning Indoor Combustion, in which:

Inlet channel is surrounded by outside the combustion chamber, the inlet channel is with the combustion chamber so that air is described Flow direction in inlet channel is opposite with the flow direction of the indoor fuel oil of the burning and flame.

Preferably, the vaporization mechanism includes:

Cyclone, one side are formed with mixing chamber, and the other side is connected with prevapourising pipe, and the prevapourising pipe is mixed with described Close chamber connection；

Oil inlet pipe is used for as the prevapourising pipe fuel feeding；

Glow plug, the gasification of fuel oil for being used to make to enter in the prevapourising pipe is so that the fuel oil of vaporization enters the mixing Chamber；

The combustion mechanism includes:

Inner cylinder, in form the combustion chamber, the inner cylinder be connected to the cyclone so that the combustion chamber with it is described Mixing chamber docking；

Outer cylinder, be connected to the cyclone and be sheathed on the inner cylinder it is outer and with the inner cylinder surround described in annular into Gas channel is so that air respectively enters the mixing chamber and the burning by inlet channel from one end far from the cyclone Room.

Preferably, the first air inlet group is offered on the cyclone, the inlet channel passes through first air inlet Group be connected to the mixing chamber so that into the inlet channel air pass through the first air inlet group into the mixing chamber with It is mixed with the fuel oil of the vaporization in the mixing chamber.

Preferably, offer the second air inlet group on the barrel of the inner cylinder, the inlet channel by described second into Stomata group and the combustion chamber are so as to enter the combustion by the second air inlet group into the air in the inlet channel Room is burnt to mix with the fuel oil in the combustion chambers burn.

Preferably, the second air inlet group include along the fuel oil and flame flow direction be arranged successively primary holes group, Cooling hole group and doping hole group；The primary holes group includes a circle primary holes circumferentially, and the cooling hole group includes week Cooling hole is enclosed to the two of arrangement；The doping hole group includes a circle doping hole circumferentially.

Preferably, the inner cylinder is cylinder.

Preferably, atomization net cover is also arranged on the glow plug.

Preferably, the oil inlet pipe is located at outside the prevapourising pipe and radial is connected on the prevapourising pipe.

Preferably, the side that the cyclone is docked with the inner cylinder and outer cylinder is formed with inner stopper and male half coupling, institute It states inner cylinder to dock with the inner stopper, the outer cylinder is docked with the male half coupling, so that the inner barrel and outer barrel removably connects It is connected to the cyclone.

Preferably, the mixing chamber is tapered, and the prevapourising pipe is connected to the small accent of the mixing chamber, the burning It is docked with the big accent of the mixing chamber room.

Preferably, the side of the cyclone towards the inner cylinder is formed with important actor, and the mixing chamber is formed in described Column middle part and the end face for penetrating through the important actor, the inner stopper are formed in the end face of the important actor.

Compared with prior art, the beneficial effect of the burner of the utility model is: by burner and Blast mechanism After assembly, Blast mechanism admits air into inlet channel, the flow direction of air in the intake channel with burn in the combustion chamber Fuel oil and flame flow direction on the contrary, heat caused by fuel burning is exactly the sky contrary with fuel oil runner Gas is preheated, so that entering combustion chamber after the air in inlet channel is preheated, to improve for the fuel oil with vaporization The temperature of mixed air improves vaporization ignition condition and burning condition, improves the burn-off rate of fuel oil.

Detailed description of the invention

The specific embodiment part provided and referring to the drawings, the feature and advantage of the utility model will become It is easier to understand, in the accompanying drawings:

Fig. 1 is the main sectional view for the burner that the embodiments of the present invention provide.

Fig. 2 is the schematic perspective view for the burner that the embodiments of the present invention provide.

In figure:

10- vaporizes mechanism；11- cyclone；111- mixing chamber；12- prevapourising pipe；13- glow plug；14- oil inlet pipe；15- It is atomized net cover；112- the first air inlet group；20- combustion mechanism；21- inner cylinder；22- outer cylinder；23- inlet channel；The combustion chamber 24-； 25- the second air inlet group；251- primary holes group；252- cooling hole group；253- adulterates hole group.

Specific embodiment

The illustrative embodiments of the utility model are described in detail with reference to the accompanying drawings.To illustrative embodiments Description merely for the sake of demonstration purpose, and be definitely not limitation to the utility model and its application or usage.

As depicted in figs. 1 and 2, the embodiments of the present invention disclose a kind of burner, the burner and fuel oil The blower device of heater is assembled, and (blower device is for providing air for burner so that the fuel oil in burner is real Existing combustion heat release).The burner includes vaporization mechanism 10 and combustion mechanism 20, and combustion mechanism 20 has combustion chamber 24, vaporization Mechanism 10 is used to provide the fuel oil of vaporization so that fuel oil burns in combustion chamber 24 for combustion chamber 24, in which: 24 outsourcing of combustion chamber It is with inlet channel 23, inlet channel 23 is connected to combustion chamber 24 so that flow direction of the air in inlet channel 23 and combustion chamber 24 The flow direction of interior fuel oil and flame is opposite.

As described above, after above-mentioned burner and Blast mechanism are assembled, Blast mechanism admit air into Gas channel 23, air is in the flow direction and the flowing side of the fuel oil and flame that burn in combustion chamber 24 in inlet channel 23 To on the contrary, in this way, heat caused by fuel burning is exactly the air contrary with fuel oil runner is preheated, so that into Air in gas channel 23 is preheated rear into combustion chamber 24, to improve the temperature of the air mixed for the fuel oil with vaporization Degree improves vaporization ignition condition and burning condition, improves the burn-off rate of fuel oil.

There are many structures for the burner for allowing inlet channel 23 and combustion chamber 24 to form above-mentioned layout, in this reality With in a novel preferred embodiment, vaporization mechanism 10 includes: cyclone 11, oil inlet pipe 14 and glow plug 13；Combustor Structure 20 includes: inner cylinder 21 and outer cylinder 22.Wherein, cyclone 11 is disc-shaped, and the side of cyclone 11 is formed with mixing chamber 111, rotation The other side of stream device 11 is connected with prevapourising pipe 12, and prevapourising pipe 12 is connected to mixing chamber 111；Oil inlet pipe 14 is used to be prevapourising 12 fuel feeding of pipe；Glow plug 13 is used to make the gasification of fuel oil entered in prevapourising pipe 12 so that the fuel oil of vaporization enters mixing chamber 111； Combustion chamber 24 is formed in inner cylinder 21, inner cylinder 21 is connected to cyclone 11 so that combustion chamber 24 is docked with mixing chamber 111；Outer cylinder 22 connects It is connected to cyclone 11 and is sheathed on outside inner cylinder 21 and surrounds annular inlet channel 23 with inner cylinder 21 so that air is from far from eddy flow One end of device 11 respectively enters mixing chamber 111 and combustion chamber 24 by inlet channel 23.

It is vaporized as described above, being heated 13 heating of plug by the fuel oil that air inlet pipe feeds prevapourising pipe 12, the combustion of vaporization Oil enters mixing chamber 111 and is mixed with the air that inlet channel 23 is fed, and mixed vapour-oil mixture flows to combustion chamber 24 burn, and the heat for generation of burning in combustion chamber 24 passes to cricoid inlet channel 23 by 21 part of inner cylinder, To being preheated to the air in inlet channel 23, the air being preheated constantly enter mixing chamber 111 and combustion chamber 24 and with Fuel oil mixing, so as to improve ignition condition and burning condition, improves efficiency of combustion.

Inlet channel 23 can feed mixing chamber 111 and combustion chamber 24 in several ways, as shown in Figure 1, practical at this In a novel preferred embodiment, the first air inlet group 112 is offered on cyclone 11, inlet channel 23 passes through the first air inlet Hole group 112 is connected to mixing chamber 111 so that the air into inlet channel 23 enters mixing chamber by the first air inlet group 112 111 with the fuel oil of the vaporization in mixing chamber 111 to mix.The second air inlet group 25 is offered on the barrel of inner cylinder 21, air inlet is logical Road 23 is connected to so as to pass through the second air inlet into the air in inlet channel 23 with combustion chamber 24 by the second air inlet group 25 Group 25 enters combustion chamber 24 to mix with the fuel oil to burn in combustion chamber 24.In this way, the air in inlet channel 23 is through combustion chamber Mixing chamber 111 and burning are entered by the first air inlet group 112 and the second air inlet group 25 respectively after fuel-firing preheating in 24 In room 24.

In a preferred embodiment of the utility model, the second air inlet group 25 include along fuel oil and flame flow direction according to Primary holes group 251, cooling hole group 252 and the doping hole group 253 of secondary arrangement；Primary holes group 251 includes a circle circumferentially Primary holes, cooling hole group 252 include two circle cooling holes circumferentially；Adulterating hole group 253 includes a circle doping circumferentially Hole.In the present embodiment, air passes through primary holes group 251, cooling hole group 252 and doping hole group 253 into combustion chamber respectively 24.Fuel burning is mixed and helped with fuel oil after air enters combustion chamber 24 by primary holes group 251, air passes through cold But hole group 252 enters for cooling down for flame in combustion chamber 24, and in doping hole, the air of inlet channel 23 can be by mixing Miscellaneous hole group 253 enters combustion chamber 24, and the flue gas in combustion chamber 24 can enter inlet channel 23 by doping hole group 253, therefore, if Doping hole is easy to make to adulterate to generate wadding stream at hole using multi-turn in the prior art dislocation arrangement, and the utility model makes to adulterate hole Arrangement one end, to effectively prevent generating wadding stream at doping hole.

Combustion chamber 24 in the prior art is tapered configuration, generates larger resistance to the flowing of flue gas, to solve this problem, Inner cylinder 21 is arranged to cylinder by the utility model, so that combustion chamber 24 is in column cavity-like, to reduce combustion chamber 24 itself to cigarette The resistance of flow of air, reduces the temperature of inner cylinder 21 and surrounding components, wants to reduce to the calorific intensity of components It asks.

For the vaporization rate for improving fuel oil, be also arranged with atomization net cover 15 on glow plug 13, the atomization net cover 15 facilitate plus The efficiency of heat 13 pairs of fuel gasifications of plug.

In a preferred embodiment of the utility model, oil inlet pipe 14 is located at outside prevapourising pipe 12 and radial is connected to On prevapourising pipe 12.Oil inlet pipe is set to the outside of prevapourising pipe 12, to facilitate maintenance.

In a preferred embodiment of the utility model, side shape that cyclone 11 is docked with inner cylinder 21 and outer cylinder 22 At having inner stopper and male half coupling, inner cylinder 21 is docked with inner stopper, and outer cylinder 22 is docked with male half coupling.In this way, inner cylinder 21 and outer cylinder 22 Realized with cyclone 11 it is detachably connected, compared with the prior art in using weld by the way of connect, using the above structure Junction can be effectively prevent to generate residual stress and deformation, improve coaxial precision of the combustion chamber 24 with mixing chamber 111.It is preferred that Ground, the side of cyclone 11 towards inner cylinder 21 are formed with important actor, and mixing chamber 111 is formed in the middle part of important actor and penetrates through the end of important actor Face, inner stopper are formed in the end face of important actor.

In a preferred embodiment of the utility model, mixing chamber 111 is tapered, prevapourising pipe 12 and mixing chamber 111 Small accent connection, combustion chamber 24 is docked with the big accent of mixing chamber 111.

Although the utility model is described referring to illustrative embodiments, but it is to be understood that the utility model It is not limited to the specific embodiment be described in detail and shown in text, in the feelings without departing from claims limited range Under condition, those skilled in the art can make various changes to illustrative embodiments.

Claims (11)

1. a kind of burner characterized by comprising vaporization mechanism and combustion mechanism；The combustion mechanism has combustion chamber, The vaporization mechanism is used to provide the fuel oil of vaporization for the combustion chamber so that fuel oil is in the burning Indoor Combustion, in which:

Inlet channel, the inlet channel and the combustion chamber are surrounded by outside the combustion chamber so that air is in the air inlet Flow direction in channel is opposite with the flow direction of the indoor fuel oil of the burning and flame.

2. burner as described in claim 1, which is characterized in that

The vaporization mechanism includes:

Cyclone, one side are formed with mixing chamber, and the other side is connected with prevapourising pipe, the prevapourising pipe and the mixing chamber Connection；

Oil inlet pipe is used for as the prevapourising pipe fuel feeding；

Glow plug, the fuel gasification for being used to make to enter in the prevapourising pipe is so that the fuel oil of vaporization enters the mixing chamber；

The combustion mechanism includes:

Inner cylinder, interior to form the combustion chamber, the inner cylinder is connected to the cyclone so that the combustion chamber is mixed with described Chamber docking；

Outer cylinder is connected to the cyclone and is sheathed on outside the inner cylinder and surrounds the annular air inlet with the inner cylinder and leads to Road is so that air respectively enters the mixing chamber and the combustion chamber by inlet channel from one end far from the cyclone.

3. burner as claimed in claim 2, which is characterized in that offer the first air inlet group, institute on the cyclone It states inlet channel and is connected to the mixing chamber so that the air into the inlet channel passes through by the first air inlet group First air inlet group enters the mixing chamber to mix with the fuel oil of the vaporization in the mixing chamber.

4. burner as claimed in claim 2, which is characterized in that offer the second air inlet on the barrel of the inner cylinder Group, the inlet channel is by the second air inlet group and the combustion chamber so that into the sky in the inlet channel Gas enters the combustion chamber by the second air inlet group to mix with the fuel oil in the combustion chambers burn.

5. burner as claimed in claim 4, which is characterized in that the second air inlet group include along the fuel oil and Primary holes group, cooling hole group and the doping hole group that flame flow direction is arranged successively；The primary holes group includes one circumferentially Primary holes is enclosed, the cooling hole group includes two circle cooling holes circumferentially；The doping hole group includes a circle circumferentially Adulterate hole.

6. burner as claimed in claim 2, which is characterized in that the inner cylinder is cylinder.

7. burner as claimed in claim 2, which is characterized in that be also arranged with atomization net cover on the glow plug.

8. burner as claimed in claim 2, which is characterized in that the oil inlet pipe is located at outside the prevapourising pipe and radial Be connected on the prevapourising pipe.

9. burner as claimed in claim 2, which is characterized in that the cyclone is docked with the inner cylinder and outer cylinder Side is formed with inner stopper and male half coupling, and the inner cylinder is docked with the inner stopper, and the outer cylinder is docked with the male half coupling, with The inner barrel and outer barrel is set to be detachably connected to the cyclone.

10. burner as claimed in claim 2, which is characterized in that the mixing chamber is tapered, the prevapourising pipe and institute The small accent connection of mixing chamber is stated, the combustion chamber is docked with the big accent of the mixing chamber.

11. burner as claimed in claim 9, which is characterized in that the side of the cyclone towards the inner cylinder is formed There is important actor, the mixing chamber is formed in the middle part of the important actor and penetrates through the end face of the important actor, and the inner stopper is formed in described The end face of important actor.