CN205102123U - Spray gun device for combustor - Google Patents
Spray gun device for combustor Download PDFInfo
- Publication number
- CN205102123U CN205102123U CN201520871133.6U CN201520871133U CN205102123U CN 205102123 U CN205102123 U CN 205102123U CN 201520871133 U CN201520871133 U CN 201520871133U CN 205102123 U CN205102123 U CN 205102123U
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- China
- Prior art keywords
- spray gun
- nozzle
- cyclone
- shell body
- oil
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- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
The utility model provides a spray gun device for combustor, belongs to fuel nozzle technical field. Including the spray gun, the spray gun includes nozzle (12), atomizing trachea (6) and fires oil pipe (7), its characterized in that: the outside suit shell body (1) of spray gun, be equipped with swirler (5) in the cavity between spray gun and shell body (1), swirler (5) suit is equipped with mixed connecting device in the spray gun outside in export one side of swirler (5), mixture connecting device passes through shell body (1) and fixes the outer lane in nozzle (12). The utility model discloses at the in -process that fuel, combustion -supporting wind and atomizing air current lead to, combustion -supporting wind circulate in the shell body to be close to the nozzle, when installing the swirler on the oil gun body, combustion -supporting wind the whirl effect in the blade of swirler and whirl groove down, the pressurization is circulated to nozzle discharge gate department with higher speed, except that the supply of guaranteeing combustion -supporting wind, the abundant mixing of assurance fuel (oil mist) and combustion -supporting wind to improve the thermal efficiency of oil -fired combustion efficiency and kiln.
Description
Technical field
A kind of burner spray gun device, belongs to fuel nozzle technical field.
Background technology
At present, the majority that the existing Industrial Boiler of China or kiln use is fuel lance, but existing fuel lance can only according to the load variations of kiln, the oil pressure of regulating oil gun, regulate amount of fuel, but current fuel lance is unreasonable due to its internal structure design, the fuel atomizing effect of spray gun ejection is bad, and the atmosphere of fuel combustion is uneven, easy coking and blocking, make blast and air quantity wayward, affect efficiency of combustion and the production efficiency of fuel.
Summary of the invention
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, provides that a kind of atomizing effect is good, not easily coking and blocking, burner spray gun device that combustion efficiency is good.
The technical scheme that the utility model solves the employing of its technical problem is: this burner spray gun device, comprise spray gun, spray gun comprises nozzle, atomization tracheae and fuel pipe, it is characterized in that: described spray gun outer cover casing body, cyclone is provided with in cavity between spray gun and shell body, cyclone is sleeved on outside spray gun, and be provided with Hybrid connections device in the outlet side of cyclone, Hybrid connections device is fixed on the outer ring of nozzle by shell body.
Cyclone is provided with in cavity between spray gun and shell body, in the process of fuel oil, combustion air and atomization gas circulation, combustion air is circulated to when nozzle, the cyclone be arranged on oil gun body in shell body, combustion air is under the blade of cyclone and the cyclonic action of eddy flow groove, pressurize and accelerate to be circulated to nozzle discharge hole place, except ensureing the supply of combustion air, ensure the abundant blending of fuel oil (mist of oil) and combustion air, thus improve the efficiency of combustion of fuel oil and the thermal efficiency of kiln.
Described cyclone is plate-like cyclone, and described plate-like cyclone is provided with eddy flow groove.
Described plate-like cyclone is provided with material flow through hole.
Described eddy flow groove is inclined at the circular section of plate-like cyclone or/and on outer circumference surface.
Described eddy flow groove is at least provided with 2 on each cross section.Many eddy flow grooves can promote the circulating rate of combustion air.
Described Hybrid connections device comprises from outside to inside the ring flange of coaxial package successively, lining pipe and combustion air outlet, and ring flange is fixedly mounted on the external port of described shell body, and the port of export of ring flange is identical with the caliber of combustion air outlet, and is interconnected.Lining pipe is for installing the pipeline connected with combustion air outlet.
On described ring flange, the cross section of centre bore is horn-like setting, and the aperture of one end that horn-like centre bore is connected with described combustion air outlet is less than one end that horn-like centre bore is connected with shell body.Bell-mouthed setting is for strengthening the outlet pressure of fuel oil and combustion air.
Described cyclone is arranged on spray gun near nozzle one end.
Described spray gun comprises oil gun body, nozzle seal, nozzle core and nozzle, nozzle core is installed in oil gun body one end, nozzle core outside suit nozzle, nozzle seal is provided with between nozzle core and nozzle, oil gun tubular body is provided with fuel feed pipe, leaves the cavity of allowing that atomization gas circulates between fuel feed pipe and oil gun body.
The other end relative with the one end being provided with nozzle on described spray gun is fixedly connected with shell body by oil gun mount pad.
Compared with prior art, the beneficial effect that the utility model has is:
In the cavity of the application between spray gun and shell body, cyclone is set, cyclone is sleeved on outside spray gun, Hybrid connections device is provided with at nozzle-end, at fuel oil, in the process of combustion air and atomization gas circulation, combustion air is circulated near nozzle in shell body, when being arranged on the cyclone on oil gun body, combustion air is under the blade of cyclone and the cyclonic action of eddy flow groove, pressurize and accelerate to be circulated to nozzle discharge hole place, except ensureing the supply of combustion air, ensure the abundant blending of fuel oil (mist of oil) and combustion air, thus improve the efficiency of combustion of fuel oil and the thermal efficiency of kiln.
Accompanying drawing explanation
Fig. 1 is the utility model front view schematic diagram.
Fig. 2 is the oil gun internal structure schematic diagram in Fig. 1.
Fig. 3 is the cyclone front view partial schematic sectional view of Fig. 1.
Fig. 4 is the cyclone side view schematic diagram of Fig. 3.
Wherein, 1, shell body 2, ring flange 3, lining pipe 4, combustion air outlet 5, cyclone 6, atomization tracheae 7, fuel pipe 8, oil gun body 9, oil gun mount pad 10, nozzle seal 11, nozzle core 12, nozzle 13, combustion air entrance 14, eddy flow groove.
Detailed description of the invention
Fig. 1 ~ 4 are most preferred embodiments of the present utility model, are described further below in conjunction with accompanying drawing 1 ~ 4 pair of the utility model.
With reference to accompanying drawing 1 ~ 4: a kind of burner spray gun device, comprise shell body 1, spray gun, Hybrid connections device, combustion air entrance 13 and fuel pipe 7, shell body 1 is the cylindrical tube of both ends open, also can be the square cylinder of both ends open, in shell body 1, install spray gun.Spray gun comprises nozzle 12, atomization tracheae 6 and fuel pipe 7, spray gun outer cover casing body 1, cyclone 5 is provided with in cavity between spray gun and shell body 1, cyclone 5 is sleeved on outside spray gun, be provided with Hybrid connections device in the outlet side of cyclone 5, Hybrid connections device is fixed on the outer ring of nozzle 12 by shell body 1.
With reference to accompanying drawing 2: spray gun comprises oil gun body 8, nozzle seal 10, nozzle core 11 and nozzle 12, nozzle core 11 is installed in oil gun body 8 one end, nozzle core 11 outside suit nozzle 12, nozzle seal 10 is provided with between nozzle core 11 and nozzle 12, oil gun body 8 inside is provided with fuel feed pipe, oil gun body 8 other end connects fuel pipe 7 and atomization tracheae 6, fuel pipe 7 and atomization tracheae 6 are connected as one by Y-piece, fuel pipe 7 is straight tube, arrange in the angle tilted between atomization tracheae 6 and fuel pipe 7, what namely atomization gas was tilted by the atomization tracheae 6 tilted enters, and then in nozzle 12, carry out high strength with the fuel oil that straight line enters and mix and atomization, fuel pipe 7 discharge end directly connects the fuel feed pipe that oil gun body 8 inside is provided with, the cavity of allowing that atomization gas circulates is left between fuel feed pipe and oil gun body 8.In addition, relative with the one end being provided with nozzle 12 on the spray gun other end is fixedly connected with shell body 1 by oil gun mount pad 9.
With reference to accompanying drawing 3 and 4: cyclone 5 is arranged near nozzle 12 one end on spray gun, and cyclone 5 is plate-like cyclone, and plate-like cyclone is provided with material flow through hole, what material flow through hole tilted is axially disposed within plate-like cyclone.Eddy flow groove 14 is inclined at the circular section of plate-like cyclone or/and on outer circumference surface.Eddy flow groove 14 is at least provided with two on each cross section, also can along uniform many of the excircle annular of plate-like cyclone, and many eddy flow grooves 14 are all obliquely installed towards same direction.
Hybrid connections device comprises from outside to inside the ring flange 2 of coaxial package successively, lining pipe 3 and combustion air outlet 4, and ring flange 2 is fixedly mounted on the external port of shell body 1, and the port of export of ring flange 2 is identical with the caliber of combustion air outlet 4, and is interconnected; On ring flange 2, center is provided with through hole and forms centre bore, and the longitudinal section of centre bore is horn-like setting, and the aperture of one end that horn-like centre bore is connected with combustion air outlet 4 is less than one end that horn-like centre bore is connected with shell body 1.
The course of work and operation principle: this burner with spray gun device operationally, fuel oil is entered by fuel pipe 7, what atomization gas was tilted by the atomization tracheae 6 tilted enters, and then in nozzle 12, carry out high strength with the fuel oil that straight line enters and mix and atomization, fuel pipe 7 discharge end directly connects the fuel feed pipe that oil gun body 8 inside is provided with, and leaves the cavity of allowing that atomization gas circulates between fuel feed pipe and oil gun body 8.Combustion air enters the circulation cavity between shell body 1 and oil gun body 8 from combustion air entrance 13, then discharges from the combustion air outlet 4 of nozzle 12 one end, and mixes in combustion air outlet 4.
Simultaneously, in the process of fuel oil, combustion air and atomization gas circulation, combustion air is circulated to when nozzle 12, the cyclone 5 be arranged on oil gun body 8 in shell body 1, combustion air is under the blade of cyclone 5 and the cyclonic action of eddy flow groove 14, pressurize and accelerate to be circulated to nozzle 12 discharge outlet, except ensureing the supply of combustion air, ensure the abundant blending of fuel oil (mist of oil) and combustion air, thus improve the efficiency of combustion of fuel oil and the thermal efficiency of kiln.
The above, it is only preferred embodiment of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solutions of the utility model content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (10)
1. a burner spray gun device, comprise spray gun, spray gun comprises nozzle (12), atomization tracheae (6) and fuel pipe (7), it is characterized in that: described spray gun outer cover casing body (1), cyclone (5) is provided with in cavity between spray gun and shell body (1), cyclone (5) is sleeved on outside spray gun, is provided with Hybrid connections device in the outlet side of cyclone (5), and Hybrid connections device is fixed on the outer ring of nozzle (12) by shell body (1).
2. a kind of burner spray gun device according to claim 1, is characterized in that: described cyclone (5) is plate-like cyclone, and described plate-like cyclone is provided with eddy flow groove (14).
3. a kind of burner spray gun device according to claim 2, is characterized in that: described plate-like cyclone is provided with material flow through hole.
4. a kind of burner spray gun device according to claim 2, is characterized in that: described eddy flow groove (14) is inclined at the circular section of plate-like cyclone or/and on outer circumference surface.
5. a kind of burner spray gun device according to claim 2 or 4, is characterized in that: described eddy flow groove (14) is at least provided with 2 on each cross section.
6. a kind of burner spray gun device according to claim 1, it is characterized in that: described Hybrid connections device comprises from outside to inside the ring flange (2) of coaxial package successively, lining pipe (3) and combustion air outlet (4), ring flange (2) is fixedly mounted on the external port of described shell body (1), the port of export of ring flange (2) is identical with the caliber of combustion air outlet (4), and is interconnected.
7. a kind of burner spray gun device according to claim 6, it is characterized in that: the cross section of the upper centre bore of described ring flange (2) is horn-like setting, the aperture of one end that horn-like centre bore is connected with described combustion air outlet (4) is less than one end that horn-like centre bore is connected with shell body (1).
8. a kind of burner spray gun device according to claim 2, is characterized in that: described cyclone (5) is arranged on spray gun near nozzle (12) one end.
9. a kind of burner spray gun device according to claim 1 or 8, it is characterized in that: described spray gun comprises oil gun body (8), nozzle seal (10), nozzle core (11) and nozzle (12), nozzle core (11) is installed in oil gun body (8) one end, nozzle core (11) outside suit nozzle (12), nozzle seal (10) is provided with between nozzle core (11) and nozzle (12), oil gun body (8) inside is provided with fuel feed pipe, leaves the cavity of allowing that atomization gas circulates between fuel feed pipe and oil gun body (8).
10. a kind of burner spray gun device according to claim 1, is characterized in that: the other end relative with the one end being provided with nozzle (12) on described spray gun is fixedly connected with shell body (1) by oil gun mount pad (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520871133.6U CN205102123U (en) | 2015-11-04 | 2015-11-04 | Spray gun device for combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520871133.6U CN205102123U (en) | 2015-11-04 | 2015-11-04 | Spray gun device for combustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205102123U true CN205102123U (en) | 2016-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520871133.6U Expired - Fee Related CN205102123U (en) | 2015-11-04 | 2015-11-04 | Spray gun device for combustor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205102123U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918041A (en) * | 2017-03-15 | 2017-07-04 | 中国恩菲工程技术有限公司 | For the fuel lance of submerged combustion bath smelting device |
| CN107442767A (en) * | 2017-08-16 | 2017-12-08 | 中国重汽集团杭州发动机有限公司 | Molten iron casting bag fuel baking apptss |
| CN107763617A (en) * | 2017-12-06 | 2018-03-06 | 中国恩菲工程技术有限公司 | Immersion fuel lance |
| CN111320399A (en) * | 2020-04-26 | 2020-06-23 | 临沂市金永窑炉有限公司 | Lime kiln furnace for petroleum calcination |
-
2015
- 2015-11-04 CN CN201520871133.6U patent/CN205102123U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918041A (en) * | 2017-03-15 | 2017-07-04 | 中国恩菲工程技术有限公司 | For the fuel lance of submerged combustion bath smelting device |
| CN106918041B (en) * | 2017-03-15 | 2023-03-14 | 中国恩菲工程技术有限公司 | Fuel oil spray gun for submerged combustion molten pool smelting device |
| CN107442767A (en) * | 2017-08-16 | 2017-12-08 | 中国重汽集团杭州发动机有限公司 | Molten iron casting bag fuel baking apptss |
| CN107763617A (en) * | 2017-12-06 | 2018-03-06 | 中国恩菲工程技术有限公司 | Immersion fuel lance |
| CN107763617B (en) * | 2017-12-06 | 2024-04-02 | 中国恩菲工程技术有限公司 | Immersed type Fuel spray gun |
| CN111320399A (en) * | 2020-04-26 | 2020-06-23 | 临沂市金永窑炉有限公司 | Lime kiln furnace for petroleum calcination |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20171104 |