CN210267258U - Exhaust gas ignition device - Google Patents
Exhaust gas ignition device Download PDFInfo
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- CN210267258U CN210267258U CN201920836183.9U CN201920836183U CN210267258U CN 210267258 U CN210267258 U CN 210267258U CN 201920836183 U CN201920836183 U CN 201920836183U CN 210267258 U CN210267258 U CN 210267258U
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- inlet pipeline
- ignition device
- combustion furnace
- air inlet
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Abstract
The utility model discloses waste gas ignition device relates to a device that is arranged in igniting the waste gas that produces in the rock wool course of working. Its purpose is in order to provide one kind and to make the tail gas burning abundant, save the waste gas ignition device of combustion process natural gas consumption. The utility model discloses waste gas ignition device is including firing burning furnace, fire burning furnace inboard bottom and install some firearm, be connected with waste gas inlet line, natural gas inlet line, air inlet line and exhaust duct on firing burning furnace, be provided with flow control valve on the natural gas inlet line, install a plurality of temperature sensor on the burning furnace inner wall, the air inlet line outside is provided with preheating storehouse, and air inlet line passes from preheating storehouse, and air inlet line is the S-shaped in preheating the storehouse and arranges.
Description
Technical Field
The utility model relates to a waste gas treatment technical field especially relates to a device for lighting the waste gas that produces in the rock wool course of working.
Background
In the production process of rock wool products, large-scale equipment such as cupola furnaces, curing furnaces, cotton collectors and the like are needed, air needs to be continuously injected into the equipment to participate in reaction in the working process, a large amount of waste gas is generated after the reaction, and the waste gas treatment in the production process of the rock wool products is always an urgent problem to be solved by rock wool product production enterprises.
In order to save cost in the process of treating the waste gas, some enterprises discharge the processing waste gas into the atmosphere after cooling and dedusting treatment, which causes serious pollution to the atmosphere and the surrounding environment. Most enterprises adopt a combustion method to treat the waste gas, the combusted gas is cooled and dedusted and then discharged into the atmosphere, and the main component of the gas discharged into the atmosphere is CO after combustion2、H2O、N2And the like, and cannot pollute the atmosphere and the surrounding environment.
The combustion process for treating waste gas at the present stage still has the improvement problems, one is that the combustion temperature is lack of monitoring, so that the temperature is insufficient, some harmful gases are incompletely combusted, and the atmosphere and the surrounding environment are still affected after the harmful gases are discharged; the other is that the consumption of natural gas as combustion-supporting gas is too large, and the energy is wasted due to lack of effective monitoring.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a can make the exhaust gas burning abundant, save the waste gas ignition device of combustion process natural gas consumption.
The utility model discloses waste gas ignition device, including firing burning furnace, fire burning furnace inboard bottom and install some firearms, fire and be connected with waste gas admission line, natural gas admission line, air inlet pipe and exhaust duct on the burning furnace, be provided with flow control valve on the natural gas admission line, install a plurality of temperature sensor on the burning furnace inner wall, the air inlet pipe outside is provided with preheating storehouse, and air inlet pipe passes from preheating storehouse, and air inlet pipe is the S-shaped in preheating the storehouse and arranges.
The utility model discloses exhaust gas ignition, wherein some firearm are high energy point firearm, are provided with ignition switch on some firearm.
The utility model discloses waste gas ignition device, wherein preheat the storehouse and be provided with medium entry and medium export, preheat the storehouse intussuseption and be filled with and preheat the medium, be located to preheat and be connected with the air-blower in the outer air intake duct in storehouse.
The utility model discloses waste gas ignition device, wherein the medium of preheating is water, oil or concentrated sulfuric acid.
The utility model discloses exhaust gas ignition device, wherein natural gas inlet line and air inlet line are connected in burning the burning furnace lower part, and are located some firearm top, and natural gas source and air source are connected respectively to natural gas inlet line and air inlet line's the other end.
The utility model discloses waste gas ignition device, wherein waste gas inlet line connects at burning furnace middle part.
The utility model discloses waste gas ignition device, wherein exhaust duct connects at burning furnace top.
The utility model discloses waste gas ignition, wherein install the deep bead on the inner wall of burning furnace, the deep bead is located waste gas inlet pipe's top.
The utility model discloses waste gas lighting device, wherein the supporting leg is installed to the bottom of firing burning furnace, and the supporting leg bottom is provided with the heat insulating mattress, and the heat insulating mattress includes the asbestos layer, and the lower part on asbestos layer is provided with 2 rubber blocks, is provided with metal bearing piece between 2 rubber blocks.
The utility model discloses waste gas ignition device, wherein be provided with observation window and display on the outer wall of burning furnace.
The utility model discloses waste gas ignition is different with prior art in that, the utility model discloses waste gas ignition sets up flow control valve control natural gas inlet flow on natural gas inlet line, sets up temperature sensor monitoring combustion furnace internal temperature in firing burning furnace, cooperatees through some firearm, temperature sensor and flow control valve, reduces the volume of letting in of natural gas when not needing to let in a large number of natural gas, realizes the purpose of sparingly natural gas. The utility model discloses set up preheating bin in the air inlet pipe outside, through preheating to the air, make the interior temperature of stove promote as early as possible and keep a higher level, reduce the number of times of igniteing, can make the gaseous abundant burning in the stove simultaneously, avoid because of the untimely or interior temperature of ignition crosses the insufficient condition of harmful gas burning that leads to the fact excessively.
The exhaust gas ignition device of the present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an exhaust gas ignition device according to the present invention;
FIG. 2 is a schematic structural view of a thermal insulating pad in the exhaust gas ignition device of the present invention;
the notation in the figures means: 1-a combustion furnace; 2-a flow regulating valve; 3-natural gas inlet pipe; 4-an exhaust gas inlet duct; 5-a temperature sensor; 6-an exhaust duct; 7-a display; 8-a media inlet; 9-a blower; 10-an air intake duct; 11-preheating bin; 12-a medium outlet; 13-an igniter; 14-a heat insulation mat; 15-observation window; 16-a wind deflector; 17-a rubber block; 18-a layer of asbestos; 19-metal bearing block.
Detailed Description
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1, the waste gas ignition device of the present invention includes a combustion furnace 1, and an igniter 13, which is selected in this embodiment, is installed at the bottom of the inner side of the combustion furnace 1. The ignition device of the igniter 13 is controlled by an ignition switch, and the igniter 13 provides open fire for igniting the exhaust gas.
The combustion furnace 1 is connected with a waste gas inlet pipeline 4, a natural gas inlet pipeline 3, an air inlet pipeline 10 and an exhaust pipeline 6. Wherein, the natural gas inlet pipeline 3 and the air inlet pipeline 10 are connected with the lower part of the combustion furnace 1 and are positioned above the igniter 13, and the other ends of the natural gas inlet pipeline 3 and the air inlet pipeline 10 are respectively connected with a natural gas source and an air source; the waste gas inlet pipeline 4 is connected to the middle part of the combustion furnace 1; an exhaust duct 6 is connected to the top of the furnace 1. Natural gas and air as combustion-supporting gas in the combustion process need to be arranged at a position close to the igniter 13, so that the gas in the combustion furnace 1 can be ignited as soon as possible after the natural gas and the air are introduced, and the waste gas is prevented from being directly discharged from the exhaust pipeline 6. In order to avoid direct exhaust of waste gas, the scheme is that a wind shield 16 is installed on the inner wall of the combustion furnace 1, and the wind shield 16 is positioned above the waste gas inlet pipeline 4, so that waste gas entering the combustion furnace 1 can be shielded and prevented from being directly exhausted upwards.
The natural gas inlet pipeline 3 is provided with the flow regulating valve 2, and the flow of the natural gas introduced into the combustion furnace 1 can be controlled through manual regulation, so that unnecessary waste caused by excessive introduction of the natural gas is avoided.
The inner wall of the combustion furnace 1 is provided with a plurality of temperature sensors 5 which can monitor the temperature in the furnace in real time, and the temperature readings can be displayed by a display 7 arranged on the outer wall of the combustion furnace 1. The igniter 13 is turned on when the temperature in the combustion furnace 1 is lower than 600 c, and the igniter 13 is turned off when the temperature in the combustion furnace 1 is higher than 700 c. The flow regulating valve 2 can be regulated while the igniter 13 is closed, the gas inflow of the natural gas is reduced, and the igniter 13, the temperature sensor 5 and the flow regulating valve 2 are matched to jointly achieve the purpose of saving the natural gas.
The air inlet pipeline 10 is externally provided with a preheating bin 11, and the air inlet pipeline 10 penetrates through the preheating bin 11. The air inlet pipeline 10 is arranged in the preheating bin 11 in an S shape, so that the air in the air inlet pipeline 10 can be preheated for a longer time, and the preheating effect is enhanced. The preheating bin 11 is provided with a medium inlet 8 and a medium outlet 12, a preheating medium is filled in the preheating bin 11, a high-temperature preheating medium enters the preheating bin 11 from the medium inlet 8 and then exchanges heat with air in an air inlet pipeline 10 in the preheating bin 11, and the low-temperature preheating medium after heat exchange is discharged out of the preheating bin 11 through the medium outlet 12. The preheating medium can be water, oil, concentrated sulfuric acid and other media which can be used for water bath heating according to actual needs. After the air is preheated, the air enters the combustion furnace 1, so that the temperature in the furnace can be raised as soon as possible and kept at a higher level, the ignition frequency is reduced, meanwhile, the gas in the furnace can be fully combusted, and the condition that the harmful gas is not combusted sufficiently due to untimely ignition or too low temperature in the furnace is avoided.
An air blower 9 is connected in an air inlet pipeline 10 outside the preheating bin 11, and the air blower 9 is used for continuously introducing air into the air inlet pipeline 10.
As shown in figure 2, the bottom of the combustion furnace 1 is provided with a supporting leg, the bottom of the supporting leg is provided with a heat insulation pad 14, the heat insulation pad 14 comprises an asbestos layer 18, the lower part of the asbestos layer 18 is provided with 2 rubber blocks 17, and metal bearing blocks 19 are arranged between the 2 rubber blocks 17. The insulation mat 14 may prevent the apparatus from directly contacting the ground.
An observation window 15 is arranged on the outer wall of the combustion furnace 1, and a worker can observe the combustion state in the combustion furnace 1 through the observation window 15, and can adjust the flow regulating valve 2 and the air blower 9 in time according to the combustion state to adjust the combustion state in the combustion furnace 1.
The utility model discloses the operating principle of waste gas ignition device is as follows: the blower 9 leads air into an air inlet pipeline 10, and the air enters the combustion furnace 1 after being preheated by a preheating bin 11; natural gas enters the combustion furnace 1 through a natural gas inlet pipeline 3; the exhaust gases pass through an exhaust gas inlet conduit 4. After the natural gas and the air are mixed at the bottom of the combustion furnace 1, the igniter 13 is turned on to ignite the mixed gas of the natural gas, the air and the waste gas in the combustion furnace 1, and the mixed gas is fully combusted. The combusted gas is discharged from the exhaust duct 6 and then passed to the equipment for the subsequent cooling and dust removal process. The change in the furnace is observed in real time by the staff through the display screen and the observation window 15, and the combustion state in the furnace is controlled by adjusting the blower 9 and the flow regulating valve 2.
The utility model discloses waste gas ignition sets up flow control valve 2 control natural gas inlet flow on natural gas inlet line 3, sets up temperature sensor 5 monitoring in firing burning furnace 1 temperature in firing burning furnace 1, cooperatees through some firearm 13, temperature sensor 5 and flow control valve 2, reduces the volume of letting in of natural gas when not needing to let in a large number of natural gases, realizes the purpose of sparingly natural gas. The utility model discloses set up preheating bin 11 in air inlet pipe 10 outside, through preheating to the air, make the interior temperature of stove promote as early as possible and keep a higher level, reduce the number of times of igniteing, can make the gaseous abundant burning in the stove simultaneously, avoid because of the untimely or interior temperature of ignition crosses the insufficient condition of harmful gas burning that leads to the fact excessively low.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. An exhaust ignition device, characterized by: the preheating device comprises a combustion furnace, wherein an igniter is arranged at the bottom of the inner side of the combustion furnace, a waste gas inlet pipeline, a natural gas inlet pipeline, an air inlet pipeline and an exhaust pipeline are connected to the combustion furnace, a flow regulating valve is arranged on the natural gas inlet pipeline, a plurality of temperature sensors are arranged on the inner wall of the combustion furnace, a preheating bin is arranged outside the air inlet pipeline, the air inlet pipeline penetrates through the preheating bin, and the air inlet pipeline is arranged in an S shape in the preheating bin.
2. The exhaust ignition device of claim 1, wherein: the igniter is a high-energy igniter, and an ignition switch is arranged on the igniter.
3. The exhaust ignition device of claim 1, wherein: the preheating bin is provided with a medium inlet and a medium outlet, the preheating bin is filled with preheating media, and an air inlet pipeline located outside the preheating bin is connected with an air blower.
4. The exhaust ignition device of claim 3, wherein: the preheating medium is water, oil or concentrated sulfuric acid.
5. The exhaust ignition device of claim 1, wherein: the natural gas inlet pipeline and the air inlet pipeline are connected to the lower portion of the combustion furnace and located above the igniter, and the other ends of the natural gas inlet pipeline and the air inlet pipeline are respectively connected with a natural gas source and an air source.
6. The exhaust ignition device of claim 1, wherein: the waste gas inlet pipeline is connected to the middle part of the combustion furnace.
7. The exhaust ignition device of claim 1, wherein: the exhaust pipeline is connected to the top of the combustion furnace.
8. The exhaust ignition device of claim 1, wherein: and a wind shield is arranged on the inner wall of the combustion furnace and is positioned above the waste gas inlet pipeline.
9. The exhaust ignition device of claim 1, wherein: the combustion furnace is characterized in that the bottom of the combustion furnace is provided with supporting legs, the bottoms of the supporting legs are provided with heat insulation pads, each heat insulation pad comprises an asbestos layer, the lower portion of each asbestos layer is provided with 2 rubber blocks, and metal bearing blocks are arranged between the 2 rubber blocks.
10. The exhaust ignition device of claim 1, wherein: and an observation window and a display are arranged on the outer wall of the combustion furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920836183.9U CN210267258U (en) | 2019-06-04 | 2019-06-04 | Exhaust gas ignition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920836183.9U CN210267258U (en) | 2019-06-04 | 2019-06-04 | Exhaust gas ignition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210267258U true CN210267258U (en) | 2020-04-07 |
Family
ID=70040535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920836183.9U Active CN210267258U (en) | 2019-06-04 | 2019-06-04 | Exhaust gas ignition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210267258U (en) |
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2019
- 2019-06-04 CN CN201920836183.9U patent/CN210267258U/en active Active
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