CN204629505U - The spray gun cooling structure of hearth combustor - Google Patents
The spray gun cooling structure of hearth combustor Download PDFInfo
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- CN204629505U CN204629505U CN201520133114.3U CN201520133114U CN204629505U CN 204629505 U CN204629505 U CN 204629505U CN 201520133114 U CN201520133114 U CN 201520133114U CN 204629505 U CN204629505 U CN 204629505U
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- spray gun
- bellows
- cooling structure
- front wall
- hearth
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Abstract
The utility model relates to a kind of incinerator, discloses a kind of spray gun cooling structure of hearth combustor, comprises: the burner gun of N number of insertion burner hearth front wall, and wherein, N is natural number.The corresponding spray gun of burner hearth front wall forms the air holes can inserted by spray gun, and the aperture of air holes is greater than the external diameter of spray gun; The spray gun cooling structure of hearth combustor also comprises: at least bellows of house portions burner hearth front wall, and the spraygun portion be positioned on burner hearth front wall together covers when covering burner hearth front wall by bellows, and the corresponding spray gun of bellows forms the installing hole being used for fixing spray gun; Wherein, the outer fringe surface of bellows also has an air inlet be communicated with inner bellows, and cooling air is entered in burner hearth by the air holes on burner hearth front wall after entering bellows by the air inlet of bellows.Compared with the spray gun cooling structure of the hearth combustor provided with prior art, embodiment of the present utility model can thin device quantity, reduces manufacture difficulty, strengthens the stability of a system.
Description
Technical field
The utility model relates to a kind of incinerator, particularly a kind of spray gun cooling structure of hearth combustor.
Background technology
Incinerator is a kind of by waste gas, waste liquid, solid waste: such as toxic gas, poisonous rocket liquid fuel, medical waste, life waste product, spoil etc. carry out high temperature incineration, reaches a kind of environmental protection equipment quantizing number and reduce or reduce.
In existing large-scale incinerator, the burner arranged in it need be provided with cooling device.And common cooling principle is, burner surface is with cooling jacket, and the two coordinates inserts burner hearth wall, and fills gap therebetween with refractory material.
Inventor of the present utility model finds, prior art has following shortcoming:
1, burner needs extra chuck, makes the comprehensive diameter of burner become large, the manufacture difficulty increase all corresponding to supporting burner hearth manufacture difficulty of burner self;
2, need to consume extra cooling medium; And need for the supporting cool cycles equipment of the cooling medium selected;
If 3 cooling mediums interrupt for some reason, high-temperature refractory will directly by chuck to burner transferring heat, burn out burner, therefore the stability of total system is not enough.
Utility model content
The purpose of this utility model is the spray gun cooling structure providing a kind of hearth combustor, compared with the spray gun cooling structure of the hearth combustor provided with prior art, embodiment of the present utility model can thin device quantity, reduces manufacture difficulty, strengthens the stability of a system.
For solving the problems of the technologies described above, embodiment of the present utility model provides a kind of incinerator body structure, comprises: the burner gun of multiple insertion burner hearth front wall.The corresponding spray gun of burner hearth front wall forms the air holes can inserted by spray gun, and the aperture of air holes is greater than the external diameter of spray gun.The spray gun cooling structure of hearth combustor also comprises: the bellows of house portions burner hearth front wall, and the spraygun portion be positioned on burner hearth front wall together covers when covering burner hearth front wall by bellows, and the corresponding spray gun of bellows forms the installing hole being used for fixing spray gun.Wherein, the outer fringe surface of bellows also has an air inlet be communicated with inner bellows, and cooling air is entered in burner hearth by the air holes on burner hearth front wall after entering bellows by the air inlet of bellows.
Embodiment of the present utility model in terms of existing technologies, utilizing wind-cooling heat dissipating principle, by arranging bellows and air holes, making the air-flow of body of spray gun rifle and nozzle near sites be under cooling wind action all the time, thus reach heat radiation object, prevent nozzle from burning out.Due to utilization is combustion air heat radiation technique, eliminates the setting of burner chuck and cooling medium recycle unit, reduces manufacture difficulty, saved cost, and eliminate the maintenance needs of cooling medium simultaneously, improve total system stability.
As preferably, the spray gun cooling structure of hearth combustor also comprises: successively through the tubular supporting piece of bellows installing hole and burner hearth front wall;
Wherein the quantity of tubular supporting piece is identical with the quantity of spray gun, and the external diameter of tubular supporting piece is less than the aperture of air holes, makes to be reserved with the gap that cooling air can be allowed to circulate between tubular supporting piece and the hole wall of air holes, in this spray gun tubular support member.
Further, as preferably, tubular supporting piece is through one end of air holes, and its inside is provided with the locating piece for propping up spray gun.Wherein, locating piece is with a hollow-out parts, and this hollow-out parts is just offered spray gun, and the aperture that hollow-out parts goes up in any direction has at least a place to be greater than the external diameter of spray gun.Utilize this locating piece, the position of spray gun can be located, prevent burner from bellows, producing strenuous vibration by flow perturbation.
Further, as preferably, tubular supporting piece is provided with first ring flange, and the installing hole of bellows is provided with a spray gun base for fixing tubular supporting piece, and the side of relative first ring flange of spray gun base has second ring flange be connected with the first ring flange.Utilize the quick connection that Flange joint can realize between spray gun and bellows, there is reduction man-hour, the advantages such as convenient disassembly.
As preferably, the side that can deviate from the second ring flange at the first ring flange forms a sleeve, and be provided with an elastic component be set on spray gun in sleeve, and one end of relative first ring flange of sleeve draws to the center of sleeve the gathering portion being formed and prop up elastic component in;
And one end that spray gun deviates from bellows has part to be exposed to outside tubular supporting piece, and be exposed on the spraygun portion outside tubular supporting piece and be arranged with adjustment ring, this adjustment ring and sleeve are oppositely arranged and adopt adjustment screw to be interconnected;
Wherein, one end of adjustment ring relative sleeve has part in adjustment Ring current distribution gathering formation insertion sleeve and the compressed part of exerting pressure to elastic component, and the part that adjustment ring is not drawn in forms the connecting portion by adjustment screw and sleeve connection.
When tightening adjustment screw, elastic component is oppressed, elastic component compression-expansion, makes it tightly wrap up burner gun.
In addition, as preferably, the contact surface in the gathering portion of elastic component and sleeve is a conical surface.Such design is convenient to elastic component to guide in sleeve, also facilitates and is taken out by elastic component.And by center slippage, make parcel more tight, simplify the assembling of elastic component and the operating procedure of replacement.
And as preferred, elastic component is fiber packing.Elastomer packing has good mechanical resistant and excellent controllability, can service life of extension device.When following the string, change also very convenient.
And as preferred, adjustment screw comprises N number of; Wherein, N be greater than 1 natural number, and each adjustment screw is equidistantly around being distributed on the connecting portion of adjustment ring.Multiple adjustment screw effectively utilizes the circulus of adjustment ring, stablizes the position of spray gun, and prevent the monolateral stressed excessive spray gun that causes crooked, general recommendations is 3, and often adjacent two dog screws are 120 degree to the angle of the extended line at described adjustment ring center.
Same, as preferably, the spray gun cooling structure of hearth combustor can also comprise radial insertion in adjustment ring for propping up the dog screw of spray gun.This dog screw is mainly used in the center spacing ensureing spray gun and tubular supporting piece, ensures the fastening of elastic component.The quantity of this dog screw of general recommendations is three.
Accompanying drawing explanation
Fig. 1 is the overall schematic of the utility model first, second, third, fourth embodiment;
Fig. 2 is the spray gun generalized section of the utility model second embodiment;
Fig. 3 is the spray gun generalized section of the utility model the 3rd embodiment;
Fig. 4 is the spray gun generalized section of the utility model the 4th embodiment.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, each embodiment of the present utility model is explained in detail.But, persons of ordinary skill in the art may appreciate that in each embodiment of the utility model, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following embodiment and amendment, each claim of the application technical scheme required for protection also can be realized.
As shown in Figure 1, the first embodiment of the present utility model relates to a kind of spray gun cooling structure of hearth combustor.Specifically comprise: by the burner gun 1 of N number of insertion burner hearth front wall 3, wherein, N is natural number.The corresponding spray gun 1 of burner hearth front wall 3 forms the air holes 6 can inserted by spray gun 1, and the aperture of air holes 6 is greater than the external diameter of spray gun 1.
The spray gun cooling structure of the hearth combustor of present embodiment also comprises: at least bellows 7 of house portions burner hearth front wall 3, spray gun 1 part be positioned on burner hearth front wall 3 together covers when covering burner hearth front wall 3 by bellows 7, and the corresponding spray gun 1 of bellows 7 forms the installing hole 5 being used for fixing spray gun 1.
Wherein, the outer fringe surface of bellows 7 also has an air inlet 4 be communicated with bellows 7 inside, and cooling air is entered in burner hearth 2 by the air holes 6 on burner hearth front wall 3 after entering bellows 7 by the air inlet 4 of bellows 7.
In the present embodiment, N is 2.But it is worthy of note, spray gun 1 also can be other quantity.
Present embodiment in terms of existing technologies, utilizes wind-cooling heat dissipating principle, by arranging bellows 7 and air holes 6, the air-flow of spray gun 1 rifle body and nozzle near sites being under cooling wind action all the time, thus reaching heat radiation object, preventing nozzle from burning out.Due to utilization is wind-cooling heat dissipating, eliminates the setting of burner chuck and cooling medium recycle unit, reduces manufacture difficulty, saved cost; Owing to eliminating the maintenance needs of cooling medium, improve total system stability.
It should be noted that in the present embodiment, the size of bellows directly determines the pressure drop by bellows of the time of staying of combustion air in bellows and combustion air.The size absolute fuel combustibility of burner hearth air holes, wind speed is excessive may take off fire, and burner hearth gathers unburned fuel, and burner hearth has explosion danger, and wind speed is too low, may tempering, flame from nozzle too close to, burn out nozzle.
As shown in Fig. 1 and Fig. 2 combine, the second embodiment of the present utility model relates to a kind of spray gun cooling structure of hearth combustor.Second embodiment is the further improvement of the first embodiment, and main improvements are: in this second embodiment, and spray gun 1 cooling structure of hearth combustor also comprises: the tubular supporting piece 8 passing bellows 7 installing hole 5 and burner hearth front wall 3 air holes 6 successively.
Wherein, the quantity of tubular supporting piece 8 is identical with the quantity of spray gun 1, and the external diameter of tubular supporting piece 8 is less than the aperture of air holes 6, makes to be reserved with the gap that cooling air can be allowed to circulate between the hole wall of tubular supporting piece 8 and air holes 6, in spray gun 1 tubular support member 8.Utilize tubular supporting piece 8 can play the effect of protection spray gun 1.
In the present embodiment, tubular supporting piece 8 is through one end of air holes 6, and its inside is provided with the locating piece 9 for propping up spray gun 1; Wherein, locating piece 9 is with a hollow-out parts, and hollow-out parts is just offered spray gun 1, and the aperture that hollow-out parts goes up in any direction has at least a place to be greater than the external diameter of spray gun 1.Utilize this locating piece 9, the position of spray gun 1 can be located, prevent the relative spray gun 1 of tubular supporting piece 8 from slippage occurring.
In the present embodiment, tubular supporting piece 8 is provided with first ring flange 10, and the installing hole of bellows 7 is provided with spray gun 1 base for fixing tubular supporting piece 8, and the side of relative first ring flange 10 of spray gun 1 base has second ring flange be connected with the first ring flange 10.Utilize the quick connection that Flange joint can realize between spray gun 1 and bellows 7, there is reduction man-hour, improve the technique effect of work efficiency.
As shown in Fig. 1 and Fig. 3 combine, the 3rd embodiment of the present utility model relates to a kind of spray gun cooling structure of hearth combustor.3rd embodiment is the further improvement of the second embodiment, main improvements are: in the third embodiment, deviate from the second ring flange side at the first ring flange 10 and form a sleeve 11, and be provided with an elastic component 12 be set in spray gun 1 main body in sleeve 11, and one end of relative first ring flange 10 of sleeve 11 draws to the center of sleeve 11 the gathering portion being formed and prop up elastic component 12 in;
And one end that spray gun 1 deviates from bellows 7 has part to be exposed to outside tubular supporting piece 8, and being exposed to a sheathed adjustment ring 13 for driving spray gun 1 to carry out stretching motion in tubular supporting piece 8 in spray gun 1 part outside tubular supporting piece 8, adjustment ring 13 and sleeve are oppositely arranged and adopt adjustment screw 14 to be interconnected.
Wherein, one end of adjustment ring 13 relative sleeve has part in the center gathering formation insertion sleeve 11 of adjustment ring 13 and the compressed part be pressed on elastic component 12, and the part that adjustment ring 13 is not drawn in is formed by the connecting portion of adjustment screw 14 with sleeve connection.
When tightening adjustment screw 14, elastic component 12 is oppressed, and makes it tightly wrap up burner gun 1.When lax adjustment screw 14, elastic component 12 resilience, makes it unclamp compressing to burner gun 1.Therefore, utilize the combination of adjustment ring 13 and elastic component 12, fixation can be played to burner gun 1, thus the damage preventing nozzle to cause because of temperature vibration, improve the service life of the utility model embodiment.
In addition, in the present embodiment, elastic component 12 is a conical surface with the contact surface in the gathering portion of sleeve.Such design is convenient to elastic component 12 to guide in sleeve, also facilitates and is taken out by elastic component 12, simplify assembling and the replacement operation of elastic component.But it is worthy of note, this elastic component 12 also can select other conventional cross sectional shapes, such as rectangle, trapezoidal, triangle etc.These shapes also can both meet the technical purpose of present embodiment substantially.
In addition, in the present embodiment, the elastic component 12 selected is fiber packing.This is because elastomer packing has good mechanical resistant and excellent controllability, can service life of extension device.When following the string, change also very convenient.But it is worthy of note, elastic component 12 also can be spring, elastomer, elastic caoutchouc etc.These elasticity things also can both meet technical purpose of the present utility model substantially.
In the present embodiment, adjustment screw 14 is three, and these two adjustment screw 14 are equidistant around being distributed on the connecting portion of adjustment ring 13.This is because multiple adjustment screw 14 effectively utilizes the circulus of adjustment ring 13, stablize the position of spray gun 1, prevent the monolateral stressed excessive spray gun 1 that causes crooked.Certainly, it is worthy of note, the quantity of adjustment screw 14 also can be the natural number quantity that other are greater than 1.
As shown in Fig. 1 and Fig. 4 combine, the 4th embodiment of the present utility model relates to a kind of spray gun cooling structure of hearth combustor.4th embodiment is the further improvement of the 3rd embodiment, and main improvements are: the spray gun cooling structure of the hearth combustor of present embodiment can also comprise radial insertion in adjustment ring 13 for propping up the dog screw 15 of spray gun 1.This dog screw 15 is mainly used in the center spacing ensureing spray gun and tubular supporting piece, ensures the fastening of elastic component.The quantity of this dog screw 15 of general recommendations is three, and often adjacent two dog screws 15 are 120 degree to the angle of the extended line at described adjustment ring 13 center.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiment of the utility model, and in actual applications, various change can be done to it in the form and details, and do not depart from spirit and scope of the present utility model.
Claims (10)
1. the spray gun cooling structure of a hearth combustor, comprise the burner gun of the described burner hearth front wall of N number of insertion, wherein, described N is natural number, it is characterized in that: the corresponding described spray gun of described burner hearth front wall forms the air holes can inserted by described spray gun, and the aperture of described air holes is greater than the external diameter of described spray gun;
The spray gun cooling structure of described hearth combustor also comprises: the bellows of house portions burner hearth front wall, the spraygun portion be positioned on described burner hearth front wall together covers when covering described burner hearth front wall by described bellows, and the corresponding described spray gun of described bellows forms the installing hole being used for fixing described spray gun;
Wherein, the outer fringe surface of described bellows also has an air inlet be communicated with described inner bellows, is entered in burner hearth after cooling air enters described bellows by the air inlet of described bellows by the air holes on described burner hearth front wall.
2. the spray gun cooling structure of hearth combustor according to claim 1, is characterized in that: the spray gun cooling structure of described hearth combustor also comprises: the tubular supporting piece passing described bellows installing hole and described burner hearth front wall successively;
Wherein, the quantity of described tubular supporting piece is identical with the quantity of described spray gun, and the external diameter of described tubular supporting piece is less than the aperture of described air holes, make to be reserved with the gap that cooling air can be allowed to circulate between the hole wall of described tubular supporting piece and described air holes, described spray gun inserts in described tubular supporting piece.
3. the spray gun cooling structure of hearth combustor according to claim 2, is characterized in that: described tubular supporting piece is through one end of described air holes, and inside is provided with the locating piece for propping up described spray gun;
Wherein, described locating piece is with a hollow-out parts, and described hollow-out parts is just offered described spray gun, and the aperture that described hollow-out parts goes up in any direction has at least a place to be greater than the external diameter of described spray gun.
4. the spray gun cooling structure of hearth combustor according to claim 2, it is characterized in that: described tubular supporting piece is provided with first ring flange, and the installing hole of described bellows is provided with a spray gun base for fixing described tubular supporting piece, and the side of relatively described first ring flange of described spray gun base has second ring flange be connected with described first ring flange.
5. the spray gun cooling structure of hearth combustor according to claim 4, it is characterized in that: the side that described first ring flange deviates from described second ring flange forms a sleeve, and be provided with an elastic component be set on described spray gun in described sleeve, and one end of relatively described first ring flange of described sleeve draws to the center of described sleeve the gathering portion being formed and prop up described elastic component in;
And one end that described spray gun deviates from described bellows has part to be exposed to outside described tubular supporting piece, and be exposed on the spraygun portion outside described tubular supporting piece and be arranged with adjustment ring, described adjustment ring and described sleeve are oppositely arranged and adopt adjustment screw to be interconnected;
Wherein, one end of the relatively described sleeve of described adjustment ring has part in the described sleeve of described adjustment Ring current distribution gathering formation insertion and the compressed part of exerting pressure to described elastic component, and the part that described adjustment ring is not drawn in forms the connecting portion by described adjustment screw and described sleeve connection.
6. the spray gun cooling structure of hearth combustor according to claim 5, is characterized in that: the contact surface in the gathering portion of described elastic component and described sleeve is a conical surface.
7. the spray gun cooling structure of hearth combustor according to claim 5, is characterized in that: described elastic component is fiber packing.
8. the spray gun cooling structure of hearth combustor according to claim 5, is characterized in that: described adjustment screw comprises N number of; Wherein, described N be greater than 1 natural number, and each adjustment screw is equidistantly around being distributed on the connecting portion of described adjustment ring.
9. the spray gun cooling structure of hearth combustor according to claim 5, it is characterized in that: the spray gun cooling structure of described hearth combustor also comprises the dog screw fixing described spray gun in M laterally inserted described adjustment ring for radial direction, and wherein said M is natural number.
10. the spray gun cooling structure of hearth combustor according to claim 9, it is characterized in that: described M is 3, and each dog screw is equally distributed on the surrounding of described adjustment ring, often adjacent two dog screws are 120 degree to the angle of the extended line at described adjustment ring center.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520133114.3U CN204629505U (en) | 2015-03-10 | 2015-03-10 | The spray gun cooling structure of hearth combustor |
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| CN201520133114.3U CN204629505U (en) | 2015-03-10 | 2015-03-10 | The spray gun cooling structure of hearth combustor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631033A (en) * | 2019-10-12 | 2019-12-31 | 亚德（上海）环保系统有限公司 | Waste gas burning oxidation furnace |
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2015
- 2015-03-10 CN CN201520133114.3U patent/CN204629505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631033A (en) * | 2019-10-12 | 2019-12-31 | 亚德（上海）环保系统有限公司 | Waste gas burning oxidation furnace |
| CN110631033B (en) * | 2019-10-12 | 2024-08-27 | 亚德（上海）环保系统有限公司 | Waste gas incineration oxidation furnace |
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