CN203771389U

CN203771389U - Compression type combustion furnace

Info

Publication number: CN203771389U
Application number: CN201420187246.XU
Authority: CN
Inventors: 洪序明
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-04-17
Filing date: 2014-04-17
Publication date: 2014-08-13
Anticipated expiration: 2024-04-17

Abstract

The utility model relates to a compression type combustion furnace, which comprises a main shell, a burning part and an air blast mechanism, wherein the burning part comprises an inner shell, an oil supply pipeline and an igniter; an air inlet chamber is defined by the main shell and the inner shell, and is communicated with the combustion chamber; the air blast mechanism is used for blowing air into the air inlet chamber; at least two lines of first air inlet holes are formed from bottom to top in the side wall of the inner shell; all the first air inlet holes are formed from bottom to top in a way of extending obliquely towards the left side; at least one line of second air inlet holes are formed close to the middle part of the side wall of the inner shell; all the second air inlet holes are formed from bottom to top in a way of extending obliquely towards the right side. In the inner shell, the first air inlet holes and the second air inlet holes are formed oppositely, so that air entering from the second air inlet holes generates a correcting action on rotating flame current, and the loss of the heat energy of flame is reduced. Moreover, the use of the combustion furnace is not influenced regardless of high temperature. The compression type combustion furnace is convenient to use, is low in cost, and contributes to saving adundant energy during use.

Description

Compression combustion furnace

Technical field

The utility model relates to a kind of stove and accessory, refers to especially a kind of compression combustion furnace.

Background technology

Compression combustion furnace belongs to a kind of in tubular heater, and it is, by blower fan or compressor, air is blasted to combustion cell, by igniter fire fuel, under the agitating of air, flame is released fast.

Existing compression combustor mainly comprises combustion cell, oil supply mechanism, igniter, Blast mechanism, atomising mechanism etc.In use can there is following problems in existing compression burner: the one, and, set all air admission holes towards all identical on combustion cell inner housing sidewall.Such structure, the meeting that air enters after combustion cell forms an eddy flow, flame that fuel combustion produces is produced to rotatablely move, this has not only increased noise, also make the sidewall contact track area of flame and combustion chamber increase, the loss in this process of this partial heat energy that just makes flame, temperature when flame is gone out combustion cell by reduce, energy utilization rate is lower.The 2nd,, atomising mechanism is many to be rotated and by fuel-oil atmozation, along with the increase of service time by driven by motor, compression burner can constantly raise, motor is all difficult to bear high temperature, and this has just occurred the situation that combustion furnace needs repairing, and brings very large maintenance cost and trouble to user and producer.

Summary of the invention

The utility model provides a kind of compression combustion furnace, the flame meeting generation high speed rotary motion in combustion chamber existing to overcome existing compression combustion furnace, noise is large, the consume of flame heat energy is many, and burner self temperature is high, the motor of centrifugal mechanism is difficult to bear, maintenance cost is high, uses the problems such as inconvenience.

The utility model adopts following technical scheme:

Compression combustion furnace, comprises main casing, burning portion and Blast mechanism; This burning portion comprises inner housing, oil feed line and igniter, is provided with the combustion chamber of open top in this inner housing, and this oil feed line oil outlet end extends in this combustion chamber, and the firing tip of this igniter is located on the madial wall of this inner housing; This main casing is sheathed on the outside of this inner housing; Between this main casing and this inner housing, enclose formation inlet plenum, this inlet plenum is communicated with this combustion chamber, and this Blast mechanism is for blasting air to inlet plenum; On this inner housing sidewall, be provided with from lower to upper at least two row the first air admission holes, every a line forms by a plurality of the first air admission holes of evenly arranging, and all these first air admission holes are from bottom to top and tilt to extend to the left and arrange; The middle part of inner housing sidewall locates to be provided with at least a line the second air admission hole on the upper side, and every a line forms by a plurality of the second air admission holes of evenly arranging, and all these second air admission holes are from bottom to top and tilt to extend to the right and arrange.

Further:

Above-mentioned combustion chamber is truncated cone-shaped, and the ratio of the upper end diameter of combustion chamber and lower end diameter is 6:6.5～8.5.Above-mentioned top of combustion chamber is connected with expansion passage, and this expansion passage is reverse frustoconic.The sidewall of above-mentioned expansion passage is provided with at least a line the 3rd air admission hole, and every a line forms by a plurality of the 3rd air admission holes of evenly arranging, and all the 3rd air admission holes are to tilt to extend from bottom to top and arrange.

The top of above-mentioned inner housing is equipped with Shu Huohuan, and the diameter of this Shu Huohuan inwall progressively reduces from lower to upper.

Above-mentioned main casing top is fixedly connected with cooker racks, and cooker racks is tapered, and this cooker racks bottom is provided with the passage that fires, and is equipped with a plurality of fitting recess on cooker racks madial wall, on this fitting recess, is equipped with fin.Above-mentioned fin is provided with a plurality of heat radiation through holes, and the axis of all these heat radiation through holes is all parallel with this fin thickness direction.

Above-mentioned inner housing top is also equipped with compression cover, and this compression cover bottom is provided with water conservancy diversion slotted eye, and this compression cover top is provided with a plurality of pod apertures, and all pod apertures are all communicated with this water conservancy diversion slotted eye.The bottom land of above-mentioned water conservancy diversion slotted eye is provided with at least outward extending flow guide bar in Liang Geyou center.The degree of depth of above-mentioned water conservancy diversion slotted eye is 3.5～5:1 with the ratio of the height of this flow guide bar.

From the above-mentioned description to the utility model structure, compared to the prior art, the utlity model has following advantage: inner housing of the present utility model by the first air admission hole is arranged one towards, and the second air admission hole be set to the first air admission hole opposed towards, this just makes the air being entered by the second air admission hole produce a corrective action to the flame flow of rotation, make the flame flow in combustion chamber not rotate motion, this had both reduced noise, also effectively reduced the track area that flame contacts with sidewall of combustion chamber, reduce the waste of flame heat energy, the flame temperature of combustion chamber is gone out in assurance, improve the utilization rate of the energy.In addition, compression combustion furnace of the present utility model does not need to use too much consumer, even if combustion furnace self temperature is higher, does not affect use yet, has effectively reduced the maintenance frequency of combustion furnace, uses more conveniently, and use cost is lower.In addition, combustion furnace of the present utility model uses more energy-conservation, and in normal continuous service, the use oil mass of combustion furnace of the present utility model is 3.5～4.5kg, and the use oil mass of ordinary combustion stove is 7～8kg, has effectively reduced use cost.

Accompanying drawing explanation

Fig. 1 is the sectional structure schematic diagram of compression combustion furnace of the present utility model.

Fig. 2 is the enlarged drawing of the local A in Fig. 1.

Fig. 3 is the plan structure schematic diagram of main casing.

Fig. 4 is the plan structure schematic diagram of cooker racks.

Fig. 5 is the main TV structure schematic diagram of fin.

Fig. 6 is that fin in Fig. 5 is along the sectional structure schematic diagram of B-B direction.

Fig. 7 is the structural representation of looking up of compression cover.

Fig. 8 is that compression cover in Fig. 1 is along the sectional structure schematic diagram of D-D direction.

The specific embodiment

The specific embodiment of the present utility model is described with reference to the accompanying drawings.

With reference to Fig. 1, compression combustion furnace, comprises main casing 1, burning portion 2 and Blast mechanism, can give the configuration of compression combustion furnace an installing rack, and all parts is separately fixed on installing rack, uses so more conveniently, is also conducive to the protection of combustion furnace self.This burning portion 2 comprises inner housing 21, oil feed line 22 and igniter 23, in this inner housing 21, be provided with the combustion chamber 20 of open top, these oil feed line 22 oil outlet ends extend in this combustion chamber 20, and the firing tip of this igniter 23 is located on the madial wall of this inner housing 21; This main casing 1 is sheathed on the outside of this inner housing 21, and this main casing 1 and this inner housing 21 are connected to one the two by the fixedly assembling of this igniter 23; Between this main casing 1 and this inner housing 21, enclose and form inlet plenum 10, this inlet plenum 10 is communicated with this combustion chamber 20, and this Blast mechanism is for blasting air to inlet plenum 10; With reference to Fig. 1, Fig. 2, on these inner housing 21 sidewalls, be provided with from lower to upper four lines the first air admission hole 211, every a line forms by a plurality of the first air admission holes 211 of evenly arranging, and all these first air admission holes 211 are from bottom to top and tilt to extend to the left and arrange; The middle part of inner housing 21 sidewalls locates to be provided with a line the second air admission hole 212 on the upper side, and every a line forms by a plurality of the second air admission holes 212 of evenly arranging, and all these second air admission holes 212 are from bottom to top and tilt to extend to the right and arrange.The first air admission hole 211 and the second air admission hole 212 be oriented opposition structure, such structure setting is in order to prevent that flame flow from rotating in combustion chamber 20, reduces the energy loss of flame.Shown in the arrow that the label of the flow direction of air in burner in is as shown in Figure 1, Figure 2 c.

Further:

Above-mentioned combustion chamber 20 is truncated cone-shaped, and the ratio of the upper end diameter of combustion chamber 20 and lower end diameter is 6:6.5～8.5, and preferably the ratio of the two is 6:7.25.20 tops, above-mentioned combustion chamber are connected with and expand passage 201, and this expansion passage 201 is reverse frustoconic.The sidewall of above-mentioned expansion passage 201 is provided with a line the 3rd air admission hole 202, and this row forms by a plurality of the 3rd air admission holes 202 of evenly arranging, and all the 3rd air admission holes 202 are to tilt to extend from bottom to top and arrange.

Continuation is with reference to Fig. 1, Fig. 2, and in order to prevent because of after forgetting that closing fuel oil that oil feed line 22 causes reveals, fuel oil flows downward and enters air blast along the lateral wall of inner housing 21; Continuation is with reference to Fig. 2, Fig. 3, and above-mentioned inner housing 21 bottom part ring are provided with the end to downward-extension along 213, and this main casing 1 arranges oil-containing groove 100 at this end below along 213, and oil-containing groove 100 is equipped with oil extraction pipeline 101.Continuation is with reference to Fig. 1, and the top of above-mentioned inner housing 21 is equipped with Shu Huohuan 214, and the diameter of these Shu Huohuan 214 inwalls progressively reduces from lower to upper.

With reference to Fig. 1, Fig. 4, Fig. 5, Fig. 6, above-mentioned main casing 1 top is fixedly connected with cooker racks 11, and cooker racks 11 is tapered, and these cooker racks 11 bottoms are provided with the passage 110 that fires, on cooker racks 11 madial walls, be equipped with 12 fitting recess 111, on this fitting recess 111, be equipped with fin 112.Above-mentioned fin 112 is provided with a plurality of heat radiation through holes 113, and the axis of all these heat radiation through holes 113 is all parallel with these fin 112 thickness directions.Above-mentioned cooker racks 11 tops are along being provided with four flame diversion gaps 114; four flame diversion gaps 114 are along laterally pointing to and arrange; this makes the flame that great majority are gone out go out towards left and right directions, reduces the flame amount that rushes at user, and this just plays a very good protection to user.The structure setting of cooker racks 11, make to form an air buffer between fin 112 and cooker racks 11 bodies, effectively intercept heat transmission, reduce the programming rate of cooker racks 11 bodies, cooker racks 11 bodies self possess certain heat-sinking capability, and this just makes cooker racks 11 bodies reach a balance between heat absorption and heat radiation, reduces the temperature of cooker racks 11 bodies, while reducing contact cooker racks 11 body, damage the possibility of object, use safer; In addition, fin 112 also has the function of energy storage, and at compression combustion furnace, quitting work is, this fin 112 can be proceeded heating to the pan being positioned in cooker racks 11, has improved the utilization rate of heat energy.

With reference to Fig. 1, Fig. 7, Fig. 8, above-mentioned inner housing 21 tops are also equipped with compression cover 24, and these compression cover 24 bottoms are provided with water conservancy diversion slotted eye 240, and these compression cover 24 tops are provided with a plurality of pod apertures 241, and all pod apertures 241 are all communicated with this water conservancy diversion slotted eye 240.The bottom land of above-mentioned water conservancy diversion slotted eye 240 is provided with the outward extending flow guide bar 242 in Si Geyou center.When the ratio of the height of the degree of depth of water conservancy diversion slotted eye 240 and this flow guide bar 242 is 3.5～5:1, flow guide bar 242 just can play guide functions, and when the ratio of the two is 4:1, the water conservancy diversion effect that flow guide bar 242 plays is best.By stopping of this compression cover 24, the flame outwards flinging is disperseed, and under the shunting guide effect of flow guide bar 242, flame ejection in the pod apertures 241 between two adjacent flow guide bars 242 in an orderly manner, flame flow is disperseed, and has reduced the noise of flame impingement pan; In addition, due to flame shunting process extended flame in combustion chamber time of 20 and the flow direction that changed flame, so the unburned fuel carrying in flame also can fully burn in shunting process, improved the utilization rate of fuel, reduced use cost, also reduced the fuel smell in environment for use, used safer environmental protection simultaneously; Finally, this compression cover 24 also has energy-storage function, and after stopping combustion furnace work, this compression cover 24 can also utilize self stored heat to continue as pan heating, improves energy utilization rate.

Above are only the specific embodiment of the present utility model, but design concept of the present utility model is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should belong to the behavior of invading the utility model protection domain.

Claims

1. compression combustion furnace, comprises main casing, burning portion and Blast mechanism; This burning portion comprises inner housing, oil feed line and igniter, is provided with the combustion chamber of open top in this inner housing, and this oil feed line oil outlet end extends in this combustion chamber, and the firing tip of this igniter is located on the madial wall of this inner housing; This main casing is sheathed on the outside of this inner housing; Between this main casing and this inner housing, enclose formation inlet plenum, this inlet plenum is communicated with this combustion chamber, and this Blast mechanism is for blasting air to inlet plenum; It is characterized in that: on described inner housing sidewall, be provided with from lower to upper at least two row the first air admission holes, every a line forms by a plurality of the first air admission holes of evenly arranging, all these first air admission holes are from bottom to top and tilt to extend to the left and arrange; The middle part of inner housing sidewall locates to be provided with at least a line the second air admission hole on the upper side, and every a line forms by a plurality of the second air admission holes of evenly arranging, and all these second air admission holes are from bottom to top and tilt to extend to the right and arrange.

2. compression combustion furnace as claimed in claim 1, is characterized in that: described combustion chamber is truncated cone-shaped, and the ratio of the upper end diameter of combustion chamber and lower end diameter is 6:6.5～8.5.

3. compression combustion furnace as claimed in claim 1, is characterized in that: described top of combustion chamber is connected with expansion passage, and this expansion passage is reverse frustoconic.

4. compression combustion furnace as claimed in claim 3, it is characterized in that: the sidewall of described expansion passage is provided with at least a line the 3rd air admission hole, every a line forms by a plurality of the 3rd air admission holes of evenly arranging, and all the 3rd air admission holes are to tilt to extend from bottom to top and arrange.

5. compression combustion furnace as claimed in claim 1, is characterized in that: the top of described inner housing is equipped with Shu Huohuan, and the diameter of this Shu Huohuan inwall progressively reduces from lower to upper.

6. compression combustion furnace as claimed in claim 1, it is characterized in that: described main casing top is fixedly connected with cooker racks, and cooker racks is tapered, this cooker racks bottom is provided with the passage that fires, on cooker racks madial wall, be equipped with a plurality of fitting recess, on this fitting recess, be equipped with fin.

7. compression combustion furnace as claimed in claim 6, is characterized in that: described fin is provided with a plurality of heat radiation through holes, and the axis of all these heat radiation through holes is all parallel with this fin thickness direction.

8. compression combustion furnace as claimed in claim 1, is characterized in that: described inner housing top is also equipped with compression cover, and this compression cover bottom is provided with water conservancy diversion slotted eye, and this compression cover top is provided with a plurality of pod apertures, and all pod apertures are all communicated with this water conservancy diversion slotted eye.

9. compression combustion furnace as claimed in claim 8, is characterized in that: the bottom land of described water conservancy diversion slotted eye is provided with at least outward extending flow guide bar in Liang Geyou center.

10. compression combustion furnace as claimed in claim 9, is characterized in that: the degree of depth of described water conservancy diversion slotted eye is 3.5～5:1 with the ratio of the height of this flow guide bar.