CN221197400U - Spray gun for heat preservation of water-cooled copper water jacket smelting furnace - Google Patents
Spray gun for heat preservation of water-cooled copper water jacket smelting furnace Download PDFInfo
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- CN221197400U CN221197400U CN202323093917.4U CN202323093917U CN221197400U CN 221197400 U CN221197400 U CN 221197400U CN 202323093917 U CN202323093917 U CN 202323093917U CN 221197400 U CN221197400 U CN 221197400U
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- pipe
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- box body
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- 239000007921 spray Substances 0.000 title claims abstract description 56
- PTVDYARBVCBHSL-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu] PTVDYARBVCBHSL-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000003723 Smelting Methods 0.000 title claims abstract description 30
- 238000004321 preservation Methods 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 66
- 239000000446 fuel Substances 0.000 claims abstract description 48
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000001301 oxygen Substances 0.000 claims abstract description 46
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 46
- 238000002485 combustion reaction Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 64
- 239000000295 fuel oil Substances 0.000 claims description 35
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000002640 oxygen therapy Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 239000002737 fuel gas Substances 0.000 claims description 8
- 238000000889 atomisation Methods 0.000 claims description 6
- 238000010285 flame spraying Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 230000003116 impacting effect Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 238000005272 metallurgy Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000002893 slag Substances 0.000 description 5
- 238000004880 explosion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005496 tempering Methods 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
The utility model relates to a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace, which comprises the following components: the device comprises a cylindrical box body, a spray head, an oil pipe, a fuel pipe, an oxygen delivery pipe and a pilot pipe, wherein the top of the box body is provided with an oil inlet hole and an oxygen delivery hole, and the bottom of the box body is provided with a mixing air hole; the spray head is communicated with the mixed air hole; the oil gas pipe passes through the mixed air hole and is fixed at the inner top of the box body corresponding to the oil inlet hole, a first gap and a second gap which are communicated are formed between the oil gas pipe and the box body and between the oil gas pipe and the spray head respectively, the oxygen delivery hole is communicated with the first gap, and a baffle plate for striking oil drops to enable the oil drops to be atomized in an accelerating way is fixed on the inner wall of the oil gas pipe; the fuel pipe is communicated with the fuel inlet hole in a sealing way, and the oxygen delivery pipe is communicated with the oxygen delivery hole in a sealing way; the gas outlet end of the pilot tube corresponds to the gas outlet end of the oil gas tube. The utility model provides a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace, belongs to the technical field of metallurgy, fully combusts fuel, improves combustion effect and provides enough heat for the water-cooled copper water jacket smelting furnace.
Description
Technical Field
The utility model relates to a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace, and belongs to the technical field of metallurgy.
Background
Currently, the metallurgical industry widely applies a triple furnace production process, namely three-stage operation of an oxidation furnace, a reduction furnace and a fuming furnace. The reduction furnace adopts a water-cooling copper water jacket smelting furnace, the heat loss of the water-cooling copper water jacket smelting furnace in the production and application process is high, and the heat is required to be continuously supplemented to ensure the stable production. During empty furnace maintenance, the heat loss is larger than the input because the height of a molten pool in the furnace is reduced, and when the heat loss occurs, the temperature in the molten pool is reduced, and the fuel combustion of a common spray gun can not provide the required temperature, so that flameout is caused, and slag is generated in the molten pool.
After the overhaul is finished, normal reduction operation can be performed after the slag is melted in the furnace opening process. Because the existence of the slag condensing layer in the molten pool can not be smoothly settled, the reduced lead liquid stays above the slag condensing layer, and the lead liquid above the slag condensing layer is stirred by lateral wind to wash the copper water jacket, the copper water jacket is extremely easy to damage and leak, and the water leaks into the furnace to explode when meeting the lead liquid.
The existing spray gun burns insufficiently, cause the burning loss of the spray gun end to aggravate; insufficient fuel combustion results in oil and gas flowing out with the flue gas and insufficient heat is provided.
For the above reasons, there is a need for a thermal spray gun that provides sufficient heat when a water-cooled copper water jacket furnace is serviced.
Disclosure of utility model
The utility model aims to solve the technical problem of providing the spray gun for heat preservation of the water-cooled copper water jacket smelting furnace, which is used for fully burning fuel, improving the combustion effect and providing enough heat for the water-cooled copper water jacket smelting furnace.
The technical scheme for solving the technical problems is as follows: a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace, comprising:
The device comprises a cylindrical box body, wherein an oil inlet and an oxygen delivery hole are formed in the top of the box body, and a mixing air hole is formed in the center of the bottom of the box body;
the connecting end of the spray head is fixed at the bottom of the box body and is communicated with the mixing air hole;
The oil gas pipe penetrates through the mixed air hole and is coaxially arranged in the box body and the spray head, the fixed end of the oil gas pipe corresponds to the oil inlet hole and is fixed at the inner top of the box body, the air outlet end of the oil gas pipe corresponds to the flame spraying end of the spray head, a first gap and a second gap which are communicated are formed between the oil gas pipe and the box body and the spray head respectively, the space of the first gap is larger than that of the second gap, the oxygen delivery hole is communicated with the first gap, and a baffle plate used for impacting oil drops to enable the oil drops to be atomized at an accelerated speed is fixed on the inner wall of the oil gas pipe;
The fuel pipe is communicated with the fuel inlet hole in a sealing way, a first through hole is formed in the side wall of the fuel pipe, and the compression air pipe is communicated with the first through hole in a sealing way;
the oxygen delivery pipe is communicated with the oxygen delivery hole in a sealing way;
the connecting end of the pilot tube is communicated with the fuel gas cylinder, and the gas outlet end of the pilot tube corresponds to the gas outlet end of the oil gas tube.
The beneficial effects of the utility model are as follows: the fuel oil is conveyed into the fuel oil pipe through the fuel oil pipe, and meanwhile, high-pressure air is conveyed into the fuel oil pipe through the compression air pipe, so that the flow speed of the fuel oil is improved, the fuel oil moves in the fuel oil pipe at a high speed, oil drops impact on the baffle plate, the diameter of the oil drops is reduced, the atomization effect of the fuel oil is improved, the fuel oil is combusted more fully, more heat is released, and the atomized fuel oil is output from the air outlet end of the fuel oil pipe; oxygen is conveyed into the first gap through the oxygen conveying pipe and is conveyed at the air outlet end of the oil gas pipe along the second gap to be mixed with atomized fuel; one end of the pilot tube is communicated with the fuel gas bottle, the other end of the pilot tube corresponds to the gas outlet end of the oil gas tube to ignite the fuel, the spray head stretches into the water-cooling copper water jacket smelting furnace, the temperature in the furnace is high, and the fuel sprayed out of the pilot tube can be easily ignited; the space of the first gap is larger than that of the second gap, and oxygen can improve the flow rate after entering the second gap from the first gap, and the oxygen is mixed with fuel oil to improve the combustion effect of the fuel oil.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, still include first flame arrestor and second flame arrestor, first flame arrestor is installed in the compression tuber pipe, the second flame arrestor is installed in the oxygen therapy pipe.
The beneficial effects of adopting the further scheme are as follows: can prevent tempering in the compression air pipe and the oxygen delivery pipe and eliminate potential safety hazards.
Further, the fuel oil pipe is provided with an atomization filter, and the atomization filter is arranged in the fuel oil pipe and positioned below the baffle plate and used for filtering large-particle oil drops which do not meet the combustion requirement.
Further, a perforation communicated with the first gap is formed in the top of the box body, and the air outlet end of the pilot tube penetrates from the perforation and extends to the air outlet end of the oil gas tube.
The beneficial effects of adopting the further scheme are as follows: the pilot tube penetrates into the box body and the spray head and corresponds to the air outlet of the oil gas pipe, and fuel gas is introduced into the pilot tube to ignite, so that atomized fuel oil sprayed out of the oil gas pipe is ignited to perform flaming.
Further, the pilot tube is spirally wound on the outer wall of the oil gas pipe.
The beneficial effects of adopting the further scheme are as follows: the pilot tube is convenient to fix.
Further, a second through hole is formed in the side wall of the pilot tube, and the nitrogen pipe is communicated with the second through hole in a sealing mode.
The beneficial effects of adopting the further scheme are as follows: before use, nitrogen is introduced into the pilot tube through the nitrogen pipe, so that fuel in the pilot tube is blown out, and the air is prevented from being mixed in the pilot tube, and explosion occurs during ignition.
Further, a third flame arrestor is also included, mounted within the pilot tube between the second through hole and the perforation.
The beneficial effects of adopting the further scheme are as follows: preventing explosion caused by tempering in the ignition tube.
Further, the baffle is spiral.
The beneficial effects of adopting the further scheme are as follows: the helical baffle can guide the high-pressure air flow entering the fuel pipe from the compression air pipe, so that the flowing time in the fuel pipe is prolonged, oil drops of the fuel are blown away under the action of the high-pressure air flow, and the fuel is atomized when impacted on the baffle, so that the fuel is combusted fully, and the emitted heat is increased.
Further, the box body heating device is further arranged, and the heating device is used for heating the box body.
The beneficial effects of adopting the further scheme are as follows: the fuel oil and oxygen in the box body are heated, the activity of molecules is improved, the fuel oil is atomized and fully mixed with the oxygen, and the fuel oil and the oxygen are fully combusted at a flame spraying port of the spray head.
Further, the device also comprises a plurality of valves, wherein the valves are respectively arranged on the oil gas pipe, the fuel oil pipe, the compression air pipe, the oxygen delivery pipe and the pilot pipe.
Drawings
FIG. 1 is a cross-sectional view of a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace;
FIG. 2 is a schematic structural view of a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace;
FIG. 3 is a working flow chart of a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace.
In the drawings, the list of components represented by the various numbers is as follows:
1-box, 2-shower nozzle, 3-oil gas pipe, 4-first clearance, 5-second clearance, 6-baffle, 7-fuel pipe, 8-compression tuber pipe, 9-oxygen therapy pipe, 10-pilot tube, 11-first flame arrester, 12-second flame arrester, 13-nitrogen gas pipe, 14-third flame arrester.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
The utility model aims to provide a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace, which solves the problems in the prior art, fully combusts fuel, improves the combustion effect and provides enough heat for the water-cooled copper water jacket smelting furnace.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
The utility model provides a spray gun for heat preservation of a water-cooled copper water jacket smelting furnace, which is shown in figures 1-3 and comprises the following components:
The device comprises a cylindrical box body 1, wherein an oil inlet and an oxygen delivery hole are formed in the top of the box body 1, and a mixing air hole is formed in the center of the bottom of the box body;
The connecting end of the spray head 2 is fixed at the bottom of the box body 1 and is communicated with the mixed air hole;
The oil gas pipe 3 passes through the mixed air hole and is coaxially arranged in the box body 1 and the spray head 2, the fixed end of the oil gas pipe 3 corresponds to the oil inlet hole and is fixed at the inner top of the box body 1, the air outlet end of the oil gas pipe 3 corresponds to the flaming end of the spray head 2, the oil gas pipe 3 respectively forms a first gap 4 and a second gap 5 which are communicated with the box body 1 and the spray head 2, the space of the first gap 4 is larger than the space of the second gap 5, the oxygen delivery hole is communicated with the first gap 4, and a baffle 6 for impacting oil drops to enable the oil drops to be atomized at an accelerated speed is fixed on the inner wall of the oil gas pipe 3;
the fuel pipe 7, the fuel pipe 7 is communicated with the oil inlet hole in a sealing way, a first through hole is formed in the side wall of the fuel pipe 7, and the compression air pipe 8 is communicated with the first through hole in a sealing way;
an oxygen delivery pipe 9, wherein the oxygen delivery pipe 9 is communicated with the oxygen delivery hole in a sealing way;
The connecting end of the pilot tube 10 is communicated with the fuel gas cylinder, and the gas outlet end of the pilot tube 10 corresponds to the gas outlet end of the oil gas tube 3.
According to the spray gun for water-cooling copper water jacket smelting furnace, fuel oil is conveyed into the oil gas pipe 3 through the fuel oil pipe 7, meanwhile, high-pressure air is conveyed into the fuel oil pipe 7 through the compression air pipe 8, so that the flow rate of the fuel oil is improved, the fuel oil moves at a high speed in the oil gas pipe 3, oil drops impact on the baffle 6, the diameter of the oil drops is reduced, the atomization effect of the fuel oil is improved, the fuel oil is combusted more fully, more heat is released, and atomized fuel oil is output from the air outlet end of the oil gas pipe 3; oxygen is conveyed into the first gap 4 through the oxygen conveying pipe 9 and is conveyed along the second gap 5 to be mixed with atomized fuel at the air outlet end of the oil-gas pipe 3; one end of the pilot tube 10 is communicated with a fuel gas bottle, the other end of the pilot tube is corresponding to the gas outlet end of the oil gas tube 3 to ignite fuel oil, the spray head 2 stretches into a water-cooling copper water jacket smelting furnace, the temperature in the furnace is high, and the fuel sprayed out of the pilot tube 10 can be easily ignited; when the temperature in the furnace is low, the ignition can be performed through open fire; the space of the first gap 4 is larger than that of the second gap 5, so that the flow speed can be increased after oxygen enters the second gap 5 from the first gap 4, and the oxygen is mixed and separated with fuel, so that the combustion effect of the fuel is improved;
Oxygen enrichment conditions are adopted, so that flameout probability is effectively reduced;
the secondary ignition difficulty is high after the spray gun is flamed out, and the adopted pilot tube 10 can effectively improve the secondary ignition rate;
The fuel spray gun in the prior art adopts an atomizing nozzle, but is extremely easy to be blocked at high temperature and in a molten state, and the fuel spray gun is atomized in the fuel pipe 7, so that the blocking rate of an oil way is effectively reduced;
Preferably, the spray head 2 is a ceramic pipeline with high temperature resistance and impact resistance, and has long service life.
Preferably, the output port of the air compressor is communicated with the compressed air pipe 8 to provide high-pressure air flow.
Preferably, the mixing box is provided with two air inlets and an air outlet, oxygen in the oxygen bottle is communicated with one air inlet through a pipeline, oxygen is introduced into the mixing box, an output port of the air compressor is communicated with the other air inlet through a pipeline, oxygen and high-pressure gas are mixed in the mixing box to form high-pressure mixed oxygen gas, the air outlet is communicated with the oxygen delivery pipe 9, and the high-pressure mixed oxygen gas is introduced into the box body 1.
Preferably, the side wall of the fuel pipe 7 is provided with a connecting hole, the nitrogen delivery pipe is communicated with the connecting hole, and nitrogen is used as a safety protection air source in the using process of the spray gun and mainly used in abnormal conditions, such as purging the pipeline before the secondary ignition process after the spray gun is tempered and flameout and after the combustion of the spray gun is finished.
Preferably, the gas outlet of the pilot tube 10 is 150-200 mm away from the gas outlet of the oil gas tube 3, and the fuel contained in the fuel gas cylinder is acetylene or natural gas or coal gas. After the nitrogen is used for purging the pilot tube 10, the gas and the mixed oxygen wind are introduced, the combustion effect is achieved when the gas meets open fire or high-temperature substances, the fuel is introduced, the spray gun is ignited again, and the auxiliary combustion is carried out when the fuel has poor combustion effect due to low ambient temperature.
Preferably, oxygen-enriched combustion is adopted, the oxygen pressure is 0.3-0.8 MPa, the flow adjustment range is 0-500 Nm 3, and the combustion reliability can be ensured by adjusting the oxygen concentration.
Preferably, the gas pressure in the pilot tube 10 is regulated in the range of 0-0.8 MPa, and the gas flow is regulated in the range of 0-500 Nm 3, so that secondary ignition after flameout of the fuel is ensured.
Preferably, the-35 # fuel is used when the ambient temperature is lower than-5 ℃.
Preferably, the high-pressure air is subjected to a drying process in advance.
In a specific embodiment of the present utility model, the oxygen therapy device further comprises a first flame arrester 11 and a second flame arrester 12, wherein the first flame arrester 11 is installed in the compressed air pipe 8, and the second flame arrester 12 is installed in the oxygen therapy pipe 9.
Can prevent tempering in the compression air pipe 8 and the oxygen therapy pipe 9 and eliminate potential safety hazards.
In a specific embodiment of the present utility model, the present utility model further comprises an atomizing filter, which is installed in the fuel pipe 7 and is located below the baffle 6, for filtering large particle oil droplets that do not meet the combustion requirements.
In one embodiment of the present utility model, the top of the case 1 is provided with a perforation communicating with the first gap 4, and the gas outlet end of the pilot tube 10 penetrates from the perforation and extends to the gas outlet end of the oil gas tube 3.
The pilot tube 10 penetrates into the box body 1 and the spray head 2 and corresponds to the air outlet of the oil gas pipe 3, and fuel gas is introduced into the pilot tube 10 to ignite, so that atomized fuel oil sprayed out of the oil gas pipe 3 is ignited to perform flaming.
In one embodiment of the present utility model, the pilot tube 10 is spirally wound on the outer wall of the oil gas pipe 3, so as to facilitate the fixation of the pilot tube 10.
In one embodiment of the present utility model, the sidewall of the pilot tube 10 is provided with a second through hole, and the nitrogen tube 13 is in sealed communication with the second through hole.
Before use, nitrogen is introduced into the pilot tube 10 through the nitrogen pipe 13 to blow out fuel in the pilot tube 10, so as to prevent air from being mixed in the pilot tube and explosion from occurring during ignition.
In one embodiment of the utility model, a third flame arrestor 14 is also included, the third flame arrestor 14 being mounted within the pilot tube 10 between the second through hole and the perforation.
Preventing explosion by flashback in the pilot tube 10.
Preferably, the flame arrester and nitrogen are adopted for double protection, the pressure adjusting range of the nitrogen is 0.3-0.8 MPa, the flow adjusting range is 0-500 Nm 3, and the flame is fed in for flameout when the combustion of the spray gun is abnormal, so that potential safety hazards are eliminated.
In one embodiment of the present utility model, the baffle 6 is helical.
The helical baffle 6 can guide the high-pressure air flow entering the fuel pipe 7 from the compressed air pipe 8, prolong the flowing time in the fuel pipe 7, blow off oil drops of the fuel under the action of the high-pressure air flow, further atomize the fuel when striking the baffle 6, fully burn the fuel and increase the heat emitted.
In a specific embodiment of the present utility model, the heating device is further included, and the heating device is used for heating the box 1.
The temperature of the fuel oil and the oxygen in the box body 1 is raised, the activity of molecules is improved, the fuel oil is atomized and fully mixed with the oxygen, and the fuel oil and the oxygen are fully combusted at a flame spraying opening of the spray head 2.
Preferably, the heating device can be heated by a heating resistance wire, and the heating resistance wire is wound on the outer side of the box body 1.
In one embodiment of the present utility model, the present utility model further comprises a plurality of valves, which are respectively installed on the oil gas pipe 3, the fuel oil pipe 7, the compressed air pipe 8, the oxygen pipe 9 and the pilot pipe 10.
The feeding amount of high-pressure air and oxygen is calculated and adjusted according to the combustion demand by calculating the oxygen concentration to adjust the opening of the valves on the compression air pipe 8 and the oxygen delivery pipe 9, thereby achieving the ideal combustion effect.
Preferably, the valves are all located close to the tank 1.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The utility model provides a spray gun for water-cooling copper water jacket smelting furnace keeps warm which characterized in that includes:
The device comprises a cylindrical box body (1), wherein an oil inlet and an oxygen delivery hole are formed in the top of the box body (1), and a mixing air hole is formed in the center of the bottom of the box body;
The connecting end of the spray head (2) is fixed at the bottom of the box body (1) and is communicated with the mixed air hole;
The oil gas pipe (3), the oil gas pipe (3) passes through the mixed air hole and is coaxially arranged in the box body (1) and the spray head (2), the fixed end of the oil gas pipe corresponds to the oil inlet hole and is fixed at the inner top of the box body (1), the air outlet end of the oil gas pipe (3) corresponds to the flame spraying end of the spray head (2), the oil gas pipe (3) respectively forms a first gap (4) and a second gap (5) which are communicated with each other between the box body (1) and the spray head (2), the space of the first gap is larger than the space of the second gap, the oxygen transmission hole is communicated with the first gap (4), and a baffle (6) for impacting oil drops to enable the oil drops to be atomized at an accelerating speed is fixed on the inner wall of the oil gas pipe (3);
The fuel pipe (7), the fuel pipe (7) is communicated with the oil inlet hole in a sealing way, a first through hole is formed in the side wall of the fuel pipe (7), and the compression air pipe (8) is communicated with the first through hole in a sealing way;
An oxygen therapy tube (9), wherein the oxygen therapy tube (9) is communicated with the oxygen therapy hole in a sealing way;
The gas-fired burner comprises a pilot tube (10), wherein the connecting end of the pilot tube (10) is communicated with a fuel gas cylinder, and the gas outlet end of the pilot tube (10) corresponds to the gas outlet end of the oil-gas tube (3).
2. The spray gun for heat preservation of the water-cooled copper water jacket smelting furnace according to claim 1, further comprising a first flame arrester (11) and a second flame arrester (12), wherein the first flame arrester (11) is installed in the compressed air pipe (8), and the second flame arrester (12) is installed in the oxygen therapy pipe (9).
3. The spray gun for water-cooling copper water jacket smelting furnace heat preservation according to claim 1, further comprising an atomization filter, wherein the atomization filter is installed in the fuel pipe (7) and is positioned below the baffle plate (6) for filtering large particle oil drops which do not meet the combustion requirement.
4. The spray gun for water-cooling copper water jacket smelting furnace heat preservation according to claim 1, wherein a through hole communicated with the first gap (4) is formed in the top of the box body (1), and the air outlet end of the pilot tube (10) penetrates from the through hole and extends to the air outlet end of the oil gas tube (3).
5. The spray gun for water-cooling copper water jacket smelting furnace heat preservation according to claim 4, wherein the pilot tube (10) is spirally wound on the outer wall of the oil gas tube (3).
6. The spray gun for heat preservation of the water-cooled copper water jacket smelting furnace according to claim 4, wherein a second through hole is formed in the side wall of the pilot tube (10), and the nitrogen tube (13) is communicated with the second through hole in a sealing mode.
7. A lance for use in water cooled copper water jacket smelting furnace insulation according to claim 6, further comprising a third flame arrestor (14), said third flame arrestor (14) being mounted within said pilot tube (10) between said second through hole and said perforations.
8. The spray gun for heat preservation of the water-cooled copper water jacket smelting furnace according to claim 1, wherein the baffle plate (6) is spiral.
9. The spray gun for heat preservation of the water-cooled copper water jacket smelting furnace according to claim 1, further comprising a heating device for heating the box body.
10. The spray gun for heat preservation of the water-cooled copper water jacket smelting furnace according to claim 1, further comprising a plurality of valves, wherein the valves are respectively arranged on the oil gas pipe (3), the fuel oil pipe (7), the compressed air pipe (8), the oxygen therapy pipe (9) and the pilot pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323093917.4U CN221197400U (en) | 2023-11-16 | 2023-11-16 | Spray gun for heat preservation of water-cooled copper water jacket smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323093917.4U CN221197400U (en) | 2023-11-16 | 2023-11-16 | Spray gun for heat preservation of water-cooled copper water jacket smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221197400U true CN221197400U (en) | 2024-06-21 |
Family
ID=91521300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323093917.4U Active CN221197400U (en) | 2023-11-16 | 2023-11-16 | Spray gun for heat preservation of water-cooled copper water jacket smelting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221197400U (en) |
-
2023
- 2023-11-16 CN CN202323093917.4U patent/CN221197400U/en active Active
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