CN208907618U - Burner, combustion system and bituminous mixing plant - Google Patents
Burner, combustion system and bituminous mixing plant Download PDFInfo
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- CN208907618U CN208907618U CN201821384380.3U CN201821384380U CN208907618U CN 208907618 U CN208907618 U CN 208907618U CN 201821384380 U CN201821384380 U CN 201821384380U CN 208907618 U CN208907618 U CN 208907618U
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Abstract
The utility model proposes a kind of burner, combustion system and bituminous mixing plant, burner includes: combustion chamber；Main body, the second cylinder including the first cylinder and being at least partly set on the outside of the first cylinder, first cylinder forms the first air duct, the second air duct being isolated with the first air duct is formed between first cylinder and the second cylinder, first cylinder is connected with the outlet end of the second cylinder with combustion chamber, one in first air duct and the second air duct can be used for conveying fresh air, another can be used for conveying substance to be processed；Ignition module is set in the first air duct or the second air duct for conveying fresh air.The utility model proposes burner by the way that mutually isolated double air channel structures are arranged, so that being mutually separated into the fresh air of burner and the mixed gas of substance to be processed, so that mixed gas is not in contact before entering into the combustion chamber with burner kernel component, to avoid pollution, the service life of burner is extended.
Description
Technical field
The utility model relates to Environmental-protecting treater technical fields, are in particular to a kind of burner, a kind of burning
System and a kind of bituminous mixing plant.
Background technique
Currently, discharging again after bituminous mixing plant flue gas is handled is national requirements for environmental protection trend of the times.Currently, processing
There are two types of the main methods of bitumen flue gas: 1, being sent to after plasma catalytic equipment clean all waste gases by dust collection pipe and arrange again
It is put into atmosphere.2, flue gas is directly connected to by dust collection pipe and combustor, using this flue gas as combustor wind regime directly with
Fuel vapor burning.The equal existing defects of both the above mode are as follows, firstly, can only be solved in flue gas by plasma apparatus purification
Finely ground particles, pernicious gas main in flue gas can not especially be purified to having volatile pitch gas, tail gas of fuel and
It is discharged into atmosphere；Secondly, the flue gas collected, pollutes burner core component, therefore keeps burner malfunctions high and make
Significantly shortened with the service life.
Utility model content
The utility model aims to solve at least one of the above-mentioned technical problems in the prior art.
For this purpose, the first aspect of the utility model proposes a kind of burner.
The second aspect of the utility model proposes a kind of combustion system.
The third aspect of the utility model proposes a kind of bituminous mixing plant.
In view of this, according to the present utility model in a first aspect, proposing a kind of burner, comprising: combustion chamber；Main body,
The second cylinder that main body includes the first cylinder and is at least partly set on the outside of the first cylinder, the first cylinder form the first air duct,
The second air duct being isolated with the first air duct, the outlet in the first air duct and the second air duct are formed between first cylinder and the second cylinder
End and combustion chamber；Ignition module, ignition module are set in the first air duct or the second air duct.
The utility model proposes burner main body use two-layer equation tube structure, specifically included the first cylinder and
The second cylinder being at least partly set on the outside of the first cylinder forms the first mutually isolated wind by two-layer equation tube structure
Road and the second air duct, one in the first air duct and the second air duct can be used for conveying fresh air, another can be used for conveying to
Treated substance；It is specifically as follows the first air duct for conveying pure air, the second air duct is for conveying substance to be processed.By setting
Mutually isolated double air channel structures are set, so that be mutually separated into the fresh air of burner and the mixed gas of substance to be processed,
Mixed gas enters combustion chamber by double air channel structures with fresh air, and then by the core component of burner, such as ignition module is arranged
In the first air duct of inlet channel of fresh air so that mixed gas before entering into the combustion chamber not with burner core zero
Part is in contact, to avoid pollution, extends the service life of burner.Specifically, substance to be processed is bituminous mixing plant institute
Flue gas, dust, oil smoke of generation etc..
Burner provided by the utility model is by using two-layer equation tube structure, to form mutually isolated double air ducts knot
The mixed gas of the fresh air and substance to be processed that enter burner is mutually separated, on the one hand, can guarantee fresh air by structure
Match with the inlet of substance to be processed with burner, to reach optimal combustion efficiency, on the other hand, the igniting of burner
Component is located in the air duct of conveying fresh air, is not in contact with substance to be processed, substance to be processed will not make ignition module
At pollution, burner core component is polluted so as to avoid flue gas, extends the service life of combustion system, to obtain
The unification of the feature of environmental protection and economy.Further, two-layer equation tube structure makes burner compact overall structure, saves space.
In addition, the burner in above-mentioned technical proposal provided by the utility model can also have following supplementary technology special
Sign:
In the above-mentioned technical solutions, it is preferable that the first air duct is for conveying fresh air, and the second air duct is for conveying wait locate
Manage substance；Ignition module is set in first air duct.
In the technical scheme, fresh air is provided for burner by the first blower being located on the first air duct, second
The outlet end in air duct is connected with burner, and substance to be processed is provided for burner by the second blower on the second air duct,
That is the first air duct and the second air duct are independent of one another, are respectively that burner provides fresh air by the way of two fans, double air ducts
And substance to be processed, can the power according to the actual situation to the first blower and the second blower be adjusted, to guarantee fresh sky
The inlet of gas and substance to be processed matches with burner.Further, ignition module is set in the first air duct, is lighted a fire
Component will not be in contact with the substance to be processed in the second air duct, and substance to be processed will not pollute ignition module, thus
It avoids flue gas to pollute combustion system core component, extends the service life of combustion system.
In the above-mentioned technical solutions, it is preferable that burner further include: air inlet is arranged in the first cylinder far from combustion chamber
One end；Feed inlet is arranged on the side wall of the second cylinder.
In the technical scheme, air inlet is set in one end of the separate combustion chamber of the first cylinder, for fresh air
Into；Feed inlet is set on the side wall of the second cylinder, the entrance for substance to be processed.By be respectively set be isolated into
Mouthful, thoroughly fresh air and substance to be processed are isolated with realizing, substance to be processed is avoided to enter in the first air duct to igniting
The core component of the burners such as component pollutes, and extends the service life of burner.
In any of the above-described technical solution, it is preferable that the first cylinder includes: the air-supply entering the wind cylinder and being connected with air inlet cylinder
Cylinder；Wherein, the diameter for entering the wind cylinder is greater than or equal to the diameter of air funnel, and ignition module is located in air funnel, and the second cylinder is at least
Part is set in the outside of air funnel, and the end of air inlet cylinder is arranged in air inlet.
In the technical scheme, the first cylinder includes: air inlet cylinder and air funnel interconnected, wherein the diameter of air inlet cylinder
More than or equal to the diameter of air funnel, that is to say, that the diameter at the first cartridge inlet is greater than the diameter equal to exit,
It in the case that power of fan is constant, when fresh air is transitioned into air funnel by air inlet cylinder, can obviously accelerate its flowing velocity, guarantee
The feed speed and supply amount of combustion chamber fresh air, so that the indoor substance to be processed of burning reaches best combustion state.
In any of the above-described technical solution, it is preferable that combustion chamber includes: internal layer combustion chamber, internal layer combustion chamber and first
Body is connected, and multiple through-holes are provided in the cavity wall of internal layer combustion chamber；Outer layer combustion chamber is located at outside internal layer combustion chamber, outer layer
Combustion chamber is connected with the second cylinder.
In the technical scheme, combustion chamber uses two-layer equation combustion chamber structure, fresh air and flue gas to be processed
Burning is participated in by the through flame region of Double layer burning chamber, preferably improves efficiency of combustion and gas cleaning rate；Two-layer equation
Structure keeps the radiating condition of combustion chamber more excellent, helps to reduce combustion chamber over-heated fault, improves the service life of burner.
In any of the above-described technical solution, it is preferable that burner further include: access hole, setting is in the first cylinder and institute the
On two cylinders, it is located at outlet end side；Door body can be opened and closed to be arranged at access hole；Wherein, the access hole court on the first cylinder
Be arranged to ignition module, the access hole on the second cylinder with access hole on the first cylinder be oppositely arranged.
In the technical scheme, two-layer equation tube structure is mutually isolated, by corresponding in the first cylinder and the second cylinder
Position on access hole is set, to realize the service work to core components such as ignition modules in the first air duct.Specifically, it fires
Door body of the burner at work at access hole is closed, and when maintenance, which opens door body, carries out service work.
In any of the above-described technical solution, it is preferable that ignition module includes: igniter, spray gun, the combustion being connected with spray gun
Oil pipe line.
In the technical scheme, ignition module includes igniter, spray gun, the fuel pipe being connected with spray gun, with true
Protecting substance to be processed can be ignited in combustion chamber.
In any of the above-described technical solution, it is preferable that ignition module further include: stable flame pan is connected with spray gun, is located at combustion
It burns indoor.
In the technical scheme, by be arranged stable flame pan can expand burning area, promoted burner efficiency of combustion and
The effect of burning, so that the burning of burner is more abundant；Further, it ensure that ignition module work by the way that stable flame pan is arranged
Stability avoids phenomena such as putting out a fire caused by the influence by extraneous factor, promotes the stability of burner operation.
Second aspect according to the present utility model proposes a kind of combustion system, comprising: such as any of the above-described technical solution institute
The burner stated；And first blower, it is arranged in the first cylinder；Second blower, the air outlet of the second blower and the second cylinder
Feed inlet be connected.
The utility model proposes combustion system provided for burner by the first blower being located on the first cylinder it is fresh
Air provides substance to be processed for burner by the second blower on the second cylinder.By the way of two fans, double air ducts
Respectively burner provides fresh air and substance to be processed, function that can according to the actual situation to the first blower and the second blower
Rate is adjusted, to guarantee that the inlet of fresh air and substance to be processed matches with burner.Further, by fire group
Part is set in the first cylinder, and ignition module will not be in contact with second intracorporal substance to be processed, and substance to be processed will not
Ignition module is polluted, combustion system core component is polluted so as to avoid flue gas, extends combustion system
Service life.On the one hand the utility model can guarantee fresh air and substance to be processed by the way of two fans, double air ducts
Inlet match with burner, to reach optimal combustion efficiency；The ignition module of another aspect burner is located at first
It in cylinder, is not in contact with substance to be processed, substance to be processed will not pollute ignition module, so as to avoid flue gas pair
Combustion system core component pollutes, and extends the service life of combustion system, to obtain the unification of the feature of environmental protection and economy.
In the above-mentioned technical solutions, it is preferable that combustion system further include: collection conduit, the suction opening phase with the second blower
Connection；Filter is arranged in collection conduit, between the input end and suction opening of collection conduit.
In the technical scheme, it by the way that the second blower to be set in collection conduit, treats treated substance and is collected, lead to
Crossing the second air duct will be transported to the substance to be processed gathered in combustion chamber.In view of the use environment of combustion system is mostly
Construction site, and bituminous mixing plant will certainly generate a large amount of impurity, be arranged between the input end and the second blower of collection conduit
There is filter, the impurity being mixed in treated substance is treated by the filter and is collected, and then impurity is avoided to pass through the second wind
Road is entered in combustion chamber and is damaged to combustion system.
In any of the above-described technical solution, it is preferable that combustion system further include: muffler, be arranged in the first cylinder into
At air port.
In the technical scheme, in the air inlet of the first cylinder, i.e., the first blower side is provided with muffler, with
Reduce combustion system work noise, it is ensured that the working environment of staff.
In any of the above-described technical solution, it is preferable that combustion system further include: flame detector, setting is for conveying
In the first air duct or the second air duct of the fresh air；Controller is connected with flame detector, the first blower and the second blower
It connects, the flare up fire for being detected according to flame detector, control the running frequency of the first blower or the second blower and/or opens
Degree.
In the technical scheme, the outlet side in the first air duct or the second air duct is provided with flame detector, controller with
Flame detector, the first blower and the second blower are connected, and are visited by flame detector to the indoor combustion position that burns
Survey to obtain flare up fire, controller according to flare up fire to the running frequency of the first blower or the second blower and/or aperture into
Row control matches so that entering the indoor substance to be processed of burning with the indoor combustion position that burns, to reach optimal
Combustion state.
Further, it is preferable to ground, the first air duct for conveying fresh air, in the second air duct another for convey to
Treated substance；Further, according to the gas characteristic of the conveying in the first air duct and the second air duct, the first ventilator selection axial flow blower
To ensure that fresh air and substance to be processed enter in combustion chamber；Second blower is centrifugal blower, and the blade of centrifugal blower can
To be arranged in the second air duct, the setting of the components such as motor avoids the components such as motor by cigarette on the outside of the second air duct, and then effectively
The pollution of the substances such as gas impurity and influence the service life.
The third aspect according to the present utility model provides a kind of bituminous mixing plant, including any of the above-described technical solution institute
The combustion system stated；And drying roller, combustion chamber are located in drying roller.
Bituminous mixing plant provided by the utility model because of the combustion system including any of the above-described technical solution, therefore has institute
State whole technical effects of combustion system.Further, combustion chamber is set in drying roller, vapor is carried out at drying
Reason guarantees to drain into moisture-free in the gas of atmosphere, while humidity inside combustion system being avoided to get rusty, and extends making for combustion system
Use the service life.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 shows the structural schematic diagram of the combustion system of the utility model one embodiment offer；
Fig. 2 shows the structural schematic diagrams for the combustion system that the utility model one embodiment provides；
Fig. 3 shows the structural schematic diagram of the burner in Fig. 1 and Fig. 2 of the utility model；
Fig. 4 shows the structural schematic diagram of the combustion chamber of the utility model one embodiment；
Fig. 5 shows the structural schematic diagram of the combustion chamber of the utility model further embodiment.
Wherein, corresponding relationship of the Fig. 1 into Fig. 5 between appended drawing reference and component names are as follows:
1 combustion system, 10 burners, 2 combustion chambers, 22 internal layer combustion chambers, 222 diffusers, 224 straightways, 226 first hold together
Fiery section, 24 outer layer combustion chambers, 242 second hold together fiery section, 4 main bodys, 42 first cylinders, 44 second cylinders, 422 first air ducts, and 442
Two air ducts, 424 access holes, 46 first blowers, 462 air inlets, 48 second blowers, 482 feed inlets, 6 igniters, 8 spray guns, 12 combustions
Oil pipe line, 14 flame detectors, 16 stable flame pans, 20 collection conduits, 30 filters, 40 mufflers, 50 drying rollers, 60 racks.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by the specific embodiments disclosed below.
It describes referring to Fig. 1 to Fig. 5 according to some embodiment burners 10 of the utility model, combustion system 1 and pitch
Mixing plant.
As shown in Figures 1 to 5, in one embodiment of the utility model, a kind of burner 10 is proposed, comprising: burning
Room 2；Main body 4, main body 4 include the first cylinder 42 and the second cylinder 44 for being at least partly set on the outside of the first cylinder 42, and first
Cylinder 42 forms the first air duct 422, and second be isolated with the first air duct 422 is formed between the first cylinder 42 and the second cylinder 44
The outlet end in air duct 442, the first air duct 422 and the second air duct 442 is connected to combustion chamber 2, the first air duct 422 and the second air duct
One in 442 can be used for conveying fresh air, and another in the first air duct 422 and the second air duct 442 can be used for defeated
Send substance to be processed；Ignition module is set in the first air duct 422 or the second air duct 442 for conveying fresh air, is located at
Outlet end side；Wherein it is preferred to which the first air duct 422, for conveying pure air, the second air duct 442 is to be processed for conveying
Substance.
The utility model proposes burner 10 main body 4 use two-layer equation tube structure, specifically included first
Body 42 and the second cylinder 44 for being at least partly set in the outside of the first cylinder 42, by two-layer equation tube structure form mutually every
From the first air duct 422 and the second air duct 442, one in the first air duct and the second air duct is another for conveying fresh air
It is a to be used to convey substance to be processed；It is specifically as follows the first air duct 422 for conveying pure air, the second air duct 442 is for defeated
Send substance to be processed.By the way that mutually isolated double air channel structures are arranged, so that into the fresh air of burner 10 and to be processed
The mixed gas of substance is mutually separated, and mixed gas and fresh air enter combustion chamber 2 by pair air channel structures, and then by burner 10
Core component, if ignition module is arranged in the first air duct of inlet channel 422 of fresh air, so that mixed gas is entering combustion
It is not in contact with 10 kernel component of burner before burning room 2, to avoid pollution, extends the service life of burner 10.
Specifically, substance to be processed is flue gas, dust, oil smoke caused by bituminous mixing plant etc..
Burner 10 provided by the utility model is by using two-layer equation tube structure, to form mutually isolated double air ducts
The mixed gas of the fresh air and substance to be processed that enter burner 10 is mutually separated, on the one hand, can guarantee fresh by structure
The inlet of air and substance to be processed matches with burner 10, to reach optimal combustion efficiency, on the other hand, burner
10 ignition module is located in the air duct of conveying fresh air, is not in contact with substance to be processed, substance to be processed will not be to point
Fiery component pollutes, and pollutes so as to avoid flue gas to 10 core component of burner, extends the use of combustion system 1
Service life, to obtain the unification of the feature of environmental protection and economy.Further, two-layer equation tube structure makes 10 overall structure of burner tight
It gathers, saves space.
In one embodiment of the utility model, it is preferable that the first air duct 422 is for conveying fresh air, the second wind
Road 442 is for conveying substance to be processed；Ignition module is set in first air duct 422.
In this embodiment, fresh air is provided for burner by the first blower 46 being located on the first air duct 422, the
The outlet end in two air ducts 442 is connected with burner, is provided for burner wait locate by the second blower 48 on the second air duct 442
The substance of reason, i.e. the first air duct 422 and the second air duct 442 are respectively to burn by the way of two fans, double air ducts independently of one another
Device provides fresh air and substance to be processed, the power to the first blower 46 and the second blower 48 can carry out according to the actual situation
Adjustment, to guarantee that the inlet of fresh air and substance to be processed matches with burner.Further, ignition module is arranged
In in the first air duct 422, ignition module will not be in contact with the substance to be processed in the second air duct 442, and substance to be processed will not
Ignition module is polluted, combustion system core component is polluted so as to avoid flue gas, extends combustion system
Service life.
In one embodiment of the utility model, it is preferable that burner 10 further include: air inlet 462 is arranged first
The one end of cylinder 42 far from combustion chamber 2；Feed inlet 482 is arranged on the side wall of the second cylinder 44.
In this embodiment, air inlet 462 is set in one end of the separate combustion chamber 2 of the first cylinder 42, is used for fresh sky
The entrance of gas；Feed inlet 482, the entrance for substance to be processed are set on the side wall of the second cylinder 44.By being respectively set
Fresh air and substance to be processed are thoroughly isolated with realizing, substance to be processed are avoided to enter the first wind by the import being isolated
The core component of the burners such as ignition module 10 is polluted in road 422, extends the service life of burner 10.
In one embodiment of the utility model, it is preferable that the first cylinder 42 includes: air inlet cylinder and is connected with air inlet cylinder
The air funnel connect；Wherein, the diameter for entering the wind cylinder is greater than or equal to the diameter of air funnel, and ignition module is located in air funnel, and second
Cylinder 44 is at least partly set in the outside of air funnel, and the end of air inlet cylinder is arranged in air inlet 462.
In this embodiment, the first cylinder 42 includes: air inlet cylinder and air funnel interconnected, wherein the diameter of air inlet cylinder
More than or equal to the diameter of air funnel, that is to say, that the diameter of 42 inlet of the first cylinder is greater than the diameter equal to exit,
It in the case where power of fan is constant, when fresh air is transitioned into air funnel by air inlet cylinder, can obviously accelerate its flowing velocity, protect
The feed speed and supply amount of 2 fresh air of combustion chamber are demonstrate,proved, so that the substance to be processed in combustion chamber 2 reaches best burning shape
State.
In one embodiment of the utility model, it is preferable that as shown in Figure 4 and Figure 5, combustion chamber 2 includes: internal layer burning
Chamber 22, internal layer combustion chamber 22 are connected with the first cylinder 42, and multiple through-holes are provided in the cavity wall of internal layer combustion chamber 22；Outer layer combustion
Chamber 24 is burnt, is located at outside internal layer combustion chamber 22, outer layer combustion chamber 24 is connected with the second cylinder 44.
In this embodiment, combustion chamber 2 uses two-layer equation combustion chamber structure, and fresh air and flue gas to be processed are logical
It crosses the through flame region of Double layer burning chamber and participates in burning, preferably improve efficiency of combustion and gas cleaning rate；Two-layer equation knot
Structure keeps the radiating condition of combustion chamber 2 more excellent, helps to reduce 2 over-heated fault of combustion chamber, improves the service life of burner 10.
In specific embodiment, as shown in Figure 4 and Figure 5, the cavity of internal layer combustion chamber 22 is divided into diffuser 222 and straight line
Section 224, the long-pending not phase of radial cross-section by the way that the cavity of internal layer combustion chamber 22 has been carried out segment processing, and between different sections
Deng, play change enter through flow direction and flow velocity of the flue gas that internal layer combustion chamber 22 enters in combustion chamber 2 etc., realize cigarette
Gas classification enter combustion zone so that fresh air and flue gas it is more efficient participation burning reach better efficiency of combustion and gas cleaning
Rate.
In specific embodiment, as shown in Figure 4 and Figure 5, the cavity of internal layer combustion chamber 22 is divided into diffuser 222, straight line
Section 224 and first holds together fiery section 226, and the first port area for holding together the other end of fiery section 226 is less than the radial cross-section of straightway 224
Product, flue gas hold together the multistage feeding combustion zone in the positions such as fiery section 226 point from the diffuser 222 of combustion chamber 2, straightway 224 and first, can
So that air and flue gas it is more efficient participation burning reach better efficiency of combustion and gas cleaning rate；Further, first
Hold together at fiery section 226 to form narrow slit and promote the burning purifying rate of flue gas to control the space of combustion zone, avoids the case where running cigarette
Occur.
Further, as shown in Figure 4 and Figure 5, outer layer combustion chamber 24 is divided into main cavity and second and holds together fiery section 242, second
Hold together the outside that fiery section 242 holds together fiery section 226 positioned at first, the second port area for holding together fiery section 242 is less than radial the second of main cavity
The radial distance for holding together the port of fiery section 242 is less than the radial distance of main cavity, on the one hand rises to the flue gas of the second air duct 442 conveying
To the effect of water conservancy diversion, the combustion space of combustion zone is on the one hand limited, so that air and the more efficient participation burning of flue gas reach
Better efficiency of combustion and gas cleaning rate.
In one embodiment of the utility model, it is preferable that burner 10 further include: access hole 424 is arranged first
On the second cylinder 44 of cylinder 42 and institute, it is located at outlet end side；Door body can be opened and closed to be arranged at access hole 424；Wherein,
Access hole 424 on one cylinder 42 is arranged towards ignition module, on the first cylinder 42 of access hole 424 and institute on the second cylinder 44
Access hole 424 be oppositely arranged.
In this embodiment, two-layer equation tube structure is mutually isolated, by opposite in the first cylinder 42 and the second cylinder 44
Access hole 424 is set on the position answered, to realize the service work to core components such as ignition modules in the first air duct 422.
Specifically, the door body that access hole 424 goes out at work of burner 10 is closed, opens door body when maintenance and carries out service work.
In one embodiment of the utility model, it is preferable that ignition module includes: igniter 6, spray gun 8 and spray gun 8
The fuel pipe 12 being connected.
In this embodiment, ignition module includes igniter 6, spray gun 8, the fuel pipe 12 being connected with spray gun 8, with
Ensure that substance to be processed can be ignited in combustion chamber 2.
In one embodiment of the utility model, it is preferable that ignition module further include: stable flame pan 16 is connected with spray gun 8
It connects, is located in combustion chamber 2.
In this embodiment, burning area can be expanded by the way that stable flame pan 16 is arranged, promotes the efficiency of combustion of burner 10
And the effect of burning, so that the burning of burner 10 is more abundant；Further, it ensure that ignition module by the way that stable flame pan 16 is arranged
The stability of work avoids phenomena such as putting out a fire caused by the influence by extraneous factor, promotes the stability that burner 10 works.
Further embodiment according to the present utility model proposes a kind of combustion system 1, as depicted in figs. 1 and 2, comprising:
Burner 10 as described in above-mentioned any embodiment；And first blower 46, it is arranged in the first cylinder 42；Second blower 48,
The air outlet of second blower 48 is connected with the feed inlet 482 of the second cylinder 44.
The utility model proposes combustion system 1 by be located at the first cylinder 42 on the first blower 46 be burner 10 mention
It is that burner 10 provides substance to be processed by the second blower 48 on the second cylinder 44 for fresh air.Using two fans,
The mode in double air ducts is respectively that burner 10 provides fresh air and substance to be processed, can be according to the actual situation to the first blower
46 and second the power of blower 48 be adjusted, to guarantee the inlet and 10 phase of burner of fresh air and substance to be processed
Match.Further, ignition module is set in the first cylinder 42, ignition module will not be with the object to be processed in the second cylinder 44
Matter is in contact, and substance to be processed will not pollute ignition module, makes so as to avoid flue gas to 1 core component of combustion system
At pollution, the service life of combustion system 1 is extended.The utility model, on the one hand can be with by the way of two fans, double air ducts
Guarantee that the inlet of fresh air and substance to be processed matches with burner 10, to reach optimal combustion efficiency；Another party
The ignition module of face burner 10 is located in the first cylinder 42, is not in contact with substance to be processed, substance to be processed will not be to point
Fiery component pollutes, and pollutes so as to avoid flue gas to 1 core component of combustion system, extends making for combustion system 1
With the service life, to obtain the unification of the feature of environmental protection and economy.
In one embodiment of the utility model, it is preferable that combustion system 1 further include: collection conduit 20, with the second wind
The suction opening of machine 48 is connected；Filter 30 is arranged in collection conduit 20, positioned at the input end and suction opening of collection conduit 20
Between.
In this embodiment, it by the way that the second blower 48 to be set in collection conduit 20, treats treated substance and is collected,
The substance to be processed gathered will be transported in combustion chamber 2 by the second air duct 442.Ring is used in view of combustion system 1
Border is mostly construction site, and bituminous mixing plant will certainly generate a large amount of impurity, in the input end and the second wind of collection conduit 20
It is provided with filter 30 between machine 48, the impurity being mixed in treated substance is treated by the filter 30 and is collected, and then is kept away
Exempt from impurity and enter in combustion chamber 2 by the second air duct 442 to damage combustion system 1.
In one embodiment of the utility model, it is preferable that combustion system 1 further include: muffler 40 is arranged first
The air inlet of cylinder 42.
In this embodiment, in the air inlet of the first cylinder 42, i.e., 46 side of the first blower is provided with muffler
40, to reduce by 1 work noise of combustion system, it is ensured that the working environment of staff.
In one embodiment of the utility model, it is preferable that combustion system 1 further include: flame detector 14, setting exist
In the first air duct 422 or the second air duct 442 for conveying the fresh air；Controller, with flame detector 14, the first wind
Machine 46 and the second blower 48 are connected, the flare up fire for being detected according to flame detector 14, control the first blower 46 or the
The running frequency and/or aperture of two blowers 48.
In this embodiment, the outlet side in the first air duct 422 or the second air duct 442 is provided with flame detector 14, controls
Device processed is connected with flame detector 14, the first blower 46 and the second blower 48, by flame detector 14 in combustion chamber 2
Combustion position is detected to obtain flare up fire, and controller is according to flare up fire to the fortune of the first blower 46 or the second blower 48
Line frequency and/or aperture are controlled, so that entering the substance to be processed in combustion chamber 2 and the combustion position in combustion chamber 2
Match, to reach optimal combustion state.
Further, it is preferable to ground, for conveying fresh air, another in the second air duct 442 is used in the first air duct 422
Convey substance to be processed；Further, according to the gas characteristic of the conveying in the first air duct 422 and the second air duct 442, the first blower
46 selection axial flow blowers are to ensure that fresh air and substance to be processed enter in combustion chamber；Second blower 48 is centrifugal blower,
The blade of centrifugal blower can be set in the second air duct 442, and the setting of the components such as the driving mechanism of centrifugal blower such as motor is the
Two air ducts, 442 outside, and then effectively the components such as motor is avoided to be influenced the service life by the pollution of the substances such as flue gas impurity.
In specific embodiment, (arrow as shown in the figure is that fresh air flow direction and bitumen flue gas flow as depicted in figs. 1 and 2
Direction), combustion system 1 by dust collection pipe collection Lai bitumen flue gas introduce burner 10 by filter 30, subsequently into
Drying roller 50, bitumen flue gas go directly flame kernel, are converted into carbon dioxide and water by high temperature incineration.Specifically, the burning
System 1 includes: combustion chamber 2, which has internal layer combustion chamber and outer layer combustion chamber, is had in diffuser and straightway porous
Structure holds together at fiery section first and forms narrow slit.Internal layer combustion chamber entrance is connect with the first air duct outlet side, as an air duct,
Outer layer combustion chamber entrance is connect with bitumen flue gas outlet side, and as secondary air duct, First air generates eddy flow by stable flame pan, secondary
Wind holds together the multistage feeding combustion zone in the positions such as fiery section point from the diffuser of combustion chamber, straightway, first, and multistage air-supply can make air
More efficient participation burning reaches better efficiency of combustion and gas cleaning rate with flue gas；Two-layer stratigraphic structure makes the heat dissipation of combustion chamber
Condition is more excellent, helps to reduce combustion chamber over-heated fault, improves combustion chamber service life；Main body 4, main body 4 are two-layer equation cylinder
Structure, the second cylinder 44 that main body 4 cylinder 42 and be set in outside the first cylinder 42 including first, 42 stroke of the first cylinder have internal layer
The first air duct 422, be located at outer layer the being isolated with the first air duct 422 is formed between the first cylinder 42 and the second cylinder 44
Two air ducts 442；Axial flow blower is arranged in the first air duct 422 of internal layer, positioned at first one end of cylinder 42 far from combustion chamber 2；
The air inlet of the first cylinder 42 is arranged in silencer cover；Flame detector 14, igniter 6, stable flame pan 16, spray gun 8, fuel pipe
The equal core components in road 12 are arranged in the first cylinder 42, close to 2 one end of combustion chamber；Rack 60 is arranged with upper-part in rack 60
On；The air outlet of centrifugal blower is docked with the outer layer feed inlet 482 of the second cylinder 44, and bitumen flue gas is drawn through by centrifugal blower
Combustion chamber 2 is sent into second air duct 442 of outer layer, participates in burning as Secondary Air；The air outlet of axial flow blower and the first cylinder 42
The first air duct of internal layer 422 air inlet docking, fresh air enters axial flow blower from silencer cover, and by the first cylinder 42
The first air duct of internal layer 422 is admitted to combustion chamber 2, participates in burning as First air；Bitumen flue gas in the whole process not with centrifugation
The motor of blower, the motor of axial flow blower, flame detector 14 and ignition module are in contact, and avoid flue gas deposition that motor is caused to be sent out
Hot scaling loss can't detect the failures such as flare up fire or ignition difficulties.Centrifugal blower is in use with specific frequency or aperture
Operation, is carved with enough suction capactities fume collection is clean when guaranteeing.The frequency or aperture of axial flow blower are according to burning shape
State adjustment, and control the air quantity of axial flow blower 10 total blast volume of burner ratio between 10% to 30%, flame controls more
Finely, combustion efficiency is more preferable.
Further main body 4 has the first air duct of internal layer 422 and the second air duct of outer layer 442, removes entrance between each layer cylinder
Except outlet, it is mutually isolated and is not connected to, the first cylinder 42 and the second cylinder 44 have a maintenance door, and maintenance door is closed when work,
It is openable when maintenance.
In conclusion the utility model burner 10 has two-layer equation tube structure, and by centrifugal blower and axial flow blower
Air feed.Axial flow blower provides fresh air, and centrifugal blower collects flue gas, and flue gas enters combustion chamber by two-layer equation cylinder with fresh air
2, flue gas does not contact before entering combustion chamber 2 with 10 kernel component of burner, to avoid pollution.Simultaneously by adjusting wind
The air quantity of machine guarantees stable flue gas suction capactity, and can be realized the adjusting of flue gas and fresh air proportion, realizes that burner 10 closes
The air oil proportional of reason, to obtain the unification of the feature of environmental protection and economy.
Two blowers of the combustion system 1 of the utility model, mutually isolated double air channel structures, centrifugal blower is for collecting
Flue gas, axial flow blower are used to provide fresh air for combustor, and fresh air and flue gas are sent into burning in proportion as needed by two kinds of blowers
Area collects the flue gas come and is not in contact completely with blower main parts size and ignition module before entering combustion chamber 2, to keep away
Pollution problem is exempted from.10 reliability of burner is not influenced by flue gas, and can adjust centrifugal blower fresh air according to combustion position
The flue gas ratio collected with axial flow blower keeps combustor burning more abundant.That is, two fans are 10 air feed of burner, air quantity ratio
It is adjustable, realize that the feature of environmental protection and economy are unified；Two-layer equation tube structure realizes that flue gas is separated with fresh air；Flue gas is firing
It is not contacted with 10 kernel component of burner before burning, to avoid the pollution of 10 kernel component of burner, improves burning
The reliability of device 10；Make full use of the ability of burner 10, not only realized flue gas collection and but also meet the air distribution of burning, can
Reduce bituminous mixing plant entirety installed power；Bitumen flue gas is burned by the second air duct 442 flame kernel that goes directly, processing effect
Fruit is good, problem without secondary pollution.
Another embodiment of the utility model provides a kind of bituminous mixing plant, including described in any of the above-described embodiment
Combustion system 1；And drying roller 50, combustion chamber 2 are located in drying roller 50.
Bituminous mixing plant provided by the utility model because of the combustion system 1 including any of the above-described embodiment, therefore has described
Whole technical effects of combustion system 1.Further, combustion chamber 2 is set in drying roller 5, vapor is dried
Processing guarantees to drain into moisture-free in the gas of atmosphere, while 1 inside humidity of combustion system being avoided to get rusty, and extends combustion system 1
Service life.
In the present invention, the terms such as term " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, example
Such as, " connection " may be fixed connection or may be dismantle connection, or integral connection；" connected " can be directly connected,
It can also be indirectly connected through an intermediary.For the ordinary skill in the art, can understand as the case may be
The concrete meaning of above-mentioned term in the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of burner characterized by comprising
Combustion chamber；
Main body, the second cylinder that the main body includes the first cylinder and is at least partly set on the outside of first cylinder are described
First cylinder forms the first air duct, and formation is isolated with first air duct between first cylinder and second cylinder
The outlet end in the second air duct, first air duct and second air duct and the combustion chamber；
Ignition module, the ignition module are set in first air duct or second air duct.
2. burner according to claim 1, which is characterized in that further include:
First air duct is for conveying fresh air, and second air duct is for conveying substance to be processed；
The ignition module is set in first air duct.
3. burner according to claim 2, which is characterized in that
First cylinder includes: the air funnel entering the wind cylinder and being connected with the air inlet cylinder；
Wherein, the diameter of the air inlet cylinder is greater than or equal to the diameter of the air funnel, and the ignition module is located at the air-supply
In cylinder, second cylinder is at least partly set in the outside of the air funnel, and the end of the air inlet cylinder is provided with air inlet,
Feed inlet is provided on the side wall of second cylinder.
4. burner according to claim 1, which is characterized in that the combustion chamber includes:
Internal layer combustion chamber, the internal layer combustion chamber are connected with first cylinder, are arranged in the cavity wall of the internal layer combustion chamber
There are multiple through-holes；
Outer layer combustion chamber is located at outside the internal layer combustion chamber, and the outer layer combustion chamber is connected with second cylinder.
5. burner according to any one of claim 1 to 4, which is characterized in that further include:
Access hole is arranged on first cylinder and second cylinder, is located at the outlet end side；
Door body can be opened and closed to be arranged at the access hole；
Wherein, the access hole on first cylinder is arranged towards the ignition module, described on second cylinder
Access hole is oppositely arranged with the access hole on first cylinder.
6. burner according to any one of claim 1 to 4, which is characterized in that
The ignition module includes: igniter, spray gun, the fuel pipe being connected with the spray gun；
Stable flame pan is connected with the spray gun, is located in the combustion chamber.
7. a kind of combustion system characterized by comprising
Such as burner described in any one of claims 1 to 6；And
First blower is arranged in first cylinder；
Second blower, the air outlet of second blower are connected with the feed inlet of second cylinder.
8. combustion system according to claim 7, which is characterized in that further include:
Collection conduit is connected with the suction opening of second blower；
Filter is arranged in the collection conduit, between the input end and the suction opening of the collection conduit；
The air inlet of first cylinder is arranged in muffler；
First blower and second blower are centrifugal blower or axial flow blower.
9. combustion system according to claim 7 or 8, which is characterized in that further include:
Flame detector is arranged in first air duct or second air duct for conveying fresh air；
Controller is connected with the flame detector, first blower and second blower, for according to the flame
The flare up fire of detector detection, controls the running frequency and/or aperture of first blower or second blower.
10. a kind of bituminous mixing plant characterized by comprising the combustion system as described in any one of claim 7 to 9；With
And
Drying roller, the combustion chamber are located in the drying roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821384380.3U CN208907618U (en) | 2018-08-27 | 2018-08-27 | Burner, combustion system and bituminous mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821384380.3U CN208907618U (en) | 2018-08-27 | 2018-08-27 | Burner, combustion system and bituminous mixing plant |
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| Publication Number | Publication Date |
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| CN208907618U true CN208907618U (en) | 2019-05-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114549A (en) * | 2018-08-27 | 2019-01-01 | 三汽车制造有限公司 | Burner, combustion system and bituminous mixing plant |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114549A (en) * | 2018-08-27 | 2019-01-01 | 三汽车制造有限公司 | Burner, combustion system and bituminous mixing plant |
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