CN220689093U - Tail gas safe combustion device - Google Patents
Tail gas safe combustion device Download PDFInfo
- Publication number
- CN220689093U CN220689093U CN202322278716.5U CN202322278716U CN220689093U CN 220689093 U CN220689093 U CN 220689093U CN 202322278716 U CN202322278716 U CN 202322278716U CN 220689093 U CN220689093 U CN 220689093U
- Authority
- CN
- China
- Prior art keywords
- tail gas
- remote control
- gas
- control valve
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 49
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 116
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 33
- 229910052757 nitrogen Inorganic materials 0.000 claims description 16
- 238000010926 purge Methods 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 6
- 230000000740 bleeding effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Abstract
The utility model is applicable to the technical field of tail gas treatment, and provides a tail gas safe combustion device; comprising the following steps: a diffusing pipe; the torch head is arranged at one end of the diffusing pipe and comprises a long open flame ignition device; the tail gas pipeline is arranged at the other end of the diffusing pipe far away from the flare tip and is used for conveying tail gas into the diffusing pipe; the second remote control valve is arranged on the main pipeline of the tail gas pipeline and used for controlling the on-off of the tail gas pipeline; the flame detection device is arranged on the torch head and is used for detecting the combustion state of the torch head; and the remote control system is in communication connection with the second remote control valve, the long-time open flame ignition device and the flame detection device and is used for controlling the second remote control valve, the long-time open flame ignition device and the flame detection device.
Description
Technical Field
The utility model relates to the technical field of tail gas treatment, in particular to a tail gas safe combustion device.
Background
And (3) carrying out steam-water separation and dust removal on tail gas generated by the reaction of coke oven gas and materials in the reduction kiln body through a water seal box, and then pumping and discharging a part of the tail gas to a waste water process for self-use through a tail gas fan, wherein rich tail gas is conveyed to three combustion points on site for combustion and direct discharge. The existing combustion device adopts manual direct ignition of tail gas, the ignition process is not easy to control, the combustion device has no corresponding protection measures, and the safety risk of fire and explosion and the environment-friendly accident risk are present. In order to solve the technical problem, a tail gas safe combustion device is provided.
Disclosure of Invention
The utility model aims to provide a tail gas safe combustion device for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a tail gas safety combustion device comprising: a diffusing pipe;
the torch head is arranged at one end of the diffusing pipe and comprises a long open flame ignition device;
the tail gas pipeline is arranged at the other end of the diffusing pipe far away from the flare tip and is used for conveying tail gas into the diffusing pipe;
the second remote control valve is arranged on the main pipeline of the tail gas pipeline and used for controlling the on-off of the tail gas pipeline;
the flame detection device is arranged on the torch head and is used for detecting the combustion state of the torch head;
and the remote control system is in communication connection with the second remote control valve, the long-time open flame ignition device and the flame detection device and is used for controlling the second remote control valve, the long-time open flame ignition device and the flame detection device.
As a further scheme of the utility model: the flare tip includes a high pressure igniter.
As still further aspects of the utility model: the pilot flame ignition device comprises a gas pilot flame lamp and a gas ignition tube, wherein the gas pilot flame lamp is arranged at the output end of the torch head, and the gas ignition tube is used for providing gas for the gas pilot flame lamp; the gas ignition tube is provided with a first remote control valve for controlling on-off of the gas ignition tube, and the first remote control valve is in communication connection with a remote control system.
As still further aspects of the utility model: the input end of the gas ignition tube is externally connected with a gas source, and the output end of the gas ignition tube is connected with the input end of the gas pilot burner.
As still further aspects of the utility model: the first remote control valve and the second remote control valve are electric shut-off valves.
As still further aspects of the utility model: and a purging system is further arranged on the diffusing pipe.
As still further aspects of the utility model: the purging system comprises a nitrogen pipe, and the nitrogen pipe is externally connected with a high-pressure nitrogen source.
As still further aspects of the utility model: the nitrogen pipe sets up in being close to tail gas pipeline one end for to the inside transport nitrogen gas of blowing off pipe.
As still further aspects of the utility model: the diffusing pipe is a vertical pipe.
As still further aspects of the utility model: the flame detection device comprises a probe and a signal processor;
the probe is used for collecting flame states and generating collected signals to the signal processor;
and the signal processor is used for identifying the acquired signals and sending the identification result to the remote control system.
Compared with the prior art, the utility model has the beneficial effects that: the remote control system is arranged to realize the remote control of cutting off and opening the input tail gas of the tail gas pipeline, and the remote control system firstly controls the ignition device to ignite, then controls the second remote control valve to open, and conveys the tail gas, and simultaneously the flame detection device can monitor the combustion condition in real time; the utility model ignites the tail gas by the pilot flame ignition device, monitors in real time in the combustion process, solves the problem of the extensive combustion process of directly burning the tail gas by manual ignition in the existing equipment and technology, and avoids the occurrence of serious personal safety accidents and environmental protection accidents.
Drawings
Fig. 1 is a schematic structural view of a tail gas safety combustion device.
In the figure: 1-diffusing pipe, 2-torch head, 3-ignition device, 4-flame detection device, 5-gas pilot burner, 6-gas ignition tube, 7-first remote control valve, 8-tail gas pipeline, 9-second remote control valve and 10-remote control system.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an exhaust gas safety combustion device according to an embodiment of the present utility model; in the prior art, tail gas generated by the reaction of coke oven gas and materials in a reduction kiln body is subjected to steam-water separation and dust removal by a water seal box, and then part of the tail gas is pumped and discharged by a tail gas fan and is firstly conveyed to a waste water process for self-use, and rich tail gas is conveyed to three combustion points on site for combustion and direct discharge. The original combustion device adopts manual work to directly ignite the tail gas, and the ignition process is difficult to control, and the combustion device does not have corresponding protection measures, has the safety risk of fire and explosion and the environmental protection accident risk. In order to solve the technical problem, a tail gas safe combustion device is provided.
Some embodiments of the present application are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
Referring to fig. 1, a structure diagram of a tail gas safety combustion device provided in embodiment 1 of the present utility model includes: the device comprises a diffusing pipe 1, a flare tip 2, a tail gas pipeline 8, a flame detection device 4, a second remote control valve 9 and a remote control system 10; the flare tip 2 is arranged at one end of the diffusing pipe 1; the tail gas pipeline 8 is arranged at the other end of the diffusing pipe 1 far away from the flare tip 2, and the tail gas pipeline 8 is used for conveying tail gas into the diffusing pipe 1; the second remote control valve 9 is arranged on a main pipeline of the tail gas pipeline 8 and is used for controlling the on-off of the tail gas pipeline 8; the torch head 2 comprises a long open flame ignition device;
the flame detection device 4 is arranged on the flare tip 2 and is used for detecting the combustion state of the flare tip 2; the remote control system 10 is in communication connection with the second remote control valve 9, the long-life open flame ignition device and the flame detection device 4, and is used for controlling the second remote control valve 9, the long-life open flame ignition device and the flame detection device 4.
Specifically, the remote control system 10 is arranged to realize the cutting-off and opening of the input tail gas of the tail gas pipeline 8, the remote control system 10 firstly controls the ignition device 3 to ignite, then controls the second remote control valve 9 to open, and conveys the tail gas, and meanwhile, the flame detection device 4 can monitor the combustion condition in real time; the remote control system 10 controls the flare tip 2 to strike a fire, and then the long-time open fire ignition device is opened, so that gas is sprayed out from the gas long-time open lamp and is ignited by sparks of the flare tip 2, and the safety operation rules of firstly igniting and then opening the gas are realized; after the pilot flame ignition device ignites, the flame detection device 4 detects flame and then transmits a flame detection signal to the remote control system 10, the remote control system 10 opens the second remote control valve 9, and the tail gas is ignited by the flame of the pilot flame ignition device, so that the whole safe ignition process is realized. If the flame detection device 4 arranged on the side of the torch does not detect flame during the ignition process and the subsequent combustion, the remote control system 10 gives an instruction to close the second remote control valve 9, and in this way, the safe combustion of the tail gas of the reduction kiln is realized. The utility model ignites the tail gas by the pilot flame ignition device, monitors in real time in the combustion process, solves the problem of the extensive combustion process of directly burning the tail gas by manual ignition in the existing equipment and technology, and avoids the occurrence of serious personal safety accidents and environmental protection accidents.
The flare tip 2 includes a high pressure igniter.
As a preferred embodiment of the utility model, the pilot flame ignition device comprises a gas pilot lamp 5 and a gas ignition tube 6, wherein the gas pilot lamp 5 is arranged at the output end of the torch head 2, and the gas ignition tube 6 is used for providing gas for the gas pilot lamp 5; the gas ignition tube 6 is provided with a first remote control valve 7 for controlling the on-off of the gas ignition tube, and the first remote control valve 7 is in communication connection with a remote control system 10. The remote control system 10 is used for controlling the first remote control valve 7 to realize on-off control of the gas ignition tube 6.
As a preferred embodiment of the present utility model, the input end of the gas ignition tube 6 is externally connected with a gas source, and the output end of the gas ignition tube 6 is connected with the input end of the gas pilot burner 5.
As a preferred embodiment of the present utility model, the first remote control valve 7 and the second remote control valve 9 may each be an electric shut-off valve.
As a preferred embodiment of the present utility model, a purge system is further disposed on the diffusing pipe 1.
The purging system comprises a nitrogen pipe 11, and the nitrogen pipe 11 is externally connected with a high-pressure nitrogen source. The nitrogen pipe 11 is arranged at one end close to the tail gas pipeline 8 and is used for conveying nitrogen into the diffusing pipe 1. Before the nitrogen pipe 11 is arranged to ignite the tail gas, the nitrogen pipe 11 is opened to purge the diffusing pipe 1.
As a preferred embodiment of the utility model, the flare tip 2 can be fixedly arranged at the output end of the diffusing pipe 1 through bolts.
As shown in fig. 1, as a preferred embodiment of the present utility model, the diffusing pipe 1 may be a standpipe, so as to ensure combustion effect.
The flame detection device 4 is used for detecting the combustion condition in real time according to the combustion characteristics of the flame, and once the combustion state of the flame does not meet the normal condition or is flameout, signals are given according to a certain mode, so that the fuel supply is stopped when the boiler is extinguished.
The flame detection device 4 comprises a probe and a signal processor. The probe is used for collecting flame state and generating collected signals to the signal processor, and the signal processor identifies the collected signals and sends the identification result to the remote control system 10.
The working principle of the utility model is as follows:
during ignition, the remote control system 10 controls the flare tip 2 to emit high-voltage pulse voltage to perform ignition, and then opens the first remote control valve 7 on the gas ignition tube 6 to enable gas to be sprayed out of the coal 5 and ignited by sparks of the flare tip 2. The safety operation rules of ignition and then gas opening are realized; after the gas pilot burner 5 ignites, the flame detection device 4 detects the flame, and then a flame detection signal is transmitted to the remote control system 10, the remote control system 10 opens the second remote control valve 9, and the flame of the gas pilot burner 5 ignites tail gas, so that the whole safe ignition process is realized. If the flame detection device 4 arranged on the side of the torch does not detect flame during the ignition process and the subsequent combustion, the remote control system 10 gives an instruction to close the second remote control valve 9, and in this way, the safe combustion of the tail gas of the reduction kiln is realized. The utility model ignites the tail gas by the gas pilot lamp 5, monitors in real time in the combustion process, solves the problem of the extensive combustion process of directly burning the tail gas by manual ignition in the existing equipment and technology, and avoids the occurrence of serious personal safety accidents and environmental protection accidents.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (10)
1. A tail gas safety combustion device, comprising:
a diffusing pipe (1);
the flare tip (2) is arranged at one end of the diffusing pipe (1), wherein the flare tip (2) comprises a long-open-fire ignition device;
the tail gas pipeline (8) is arranged at the other end of the diffusing pipe (1) far away from the flare tip (2), and the tail gas pipeline (8) is used for conveying tail gas into the diffusing pipe (1);
the second remote control valve (9) is arranged on the main pipeline of the tail gas pipeline (8) and is used for controlling the on-off of the tail gas pipeline (8);
the flame detection device (4) is arranged on the flare tip (2) and is used for detecting the combustion state of the flare tip (2);
and a remote control system (10) which is in communication connection with the second remote control valve (9), the pilot flame ignition device and the flame detection device (4) and is used for controlling the second remote control valve (9), the pilot flame ignition device and the flame detection device (4).
2. A tail gas safety combustion device as claimed in claim 1, wherein the flare tip (2) comprises a high pressure igniter.
3. The tail gas safe combustion device according to claim 1, characterized in that the pilot flame ignition device comprises a gas pilot lamp (5) and a gas ignition tube (6), wherein the gas pilot lamp (5) is arranged at the output end of the torch head (2), and the gas ignition tube (6) is used for providing gas for the gas pilot lamp (5); the gas ignition tube (6) is provided with a first remote control valve (7) for controlling the on-off of the gas ignition tube, and the first remote control valve (7) is in communication connection with a remote control system (10).
4. A tail gas safety combustion device according to claim 3, wherein the input end of the gas ignition tube (6) is externally connected with a gas source, and the output end of the gas ignition tube (6) is connected with the input end of the gas pilot burner (5).
5. A tail gas safety combustion device according to claim 3, characterized in that the first remote control valve (7) and the second remote control valve (9) are electric shut-off valves.
6. The tail gas safe combustion device according to claim 1, wherein a purge system is further arranged on the bleeding pipe (1).
7. A tail gas safety combustion device as claimed in claim 6, wherein the purge system comprises a nitrogen pipe (11), the nitrogen pipe (11) being externally connected to a high pressure nitrogen source.
8. The tail gas safety combustion device according to claim 7, wherein the nitrogen pipe (11) is arranged near one end of the tail gas pipe (8) and is used for conveying nitrogen into the exhaust pipe (1).
9. A tail gas safety combustion device according to claim 1, characterized in that the bleeding pipe (1) is a riser pipe.
10. A tail gas safety combustion device according to claim 1, characterized in that the flame detection device (4) comprises a probe and a signal processor;
the probe is used for collecting flame states and generating collected signals to the signal processor;
and the signal processor is used for identifying the acquired signals and sending the identification result to the remote control system (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322278716.5U CN220689093U (en) | 2023-08-23 | 2023-08-23 | Tail gas safe combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322278716.5U CN220689093U (en) | 2023-08-23 | 2023-08-23 | Tail gas safe combustion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220689093U true CN220689093U (en) | 2024-03-29 |
Family
ID=90376935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322278716.5U Active CN220689093U (en) | 2023-08-23 | 2023-08-23 | Tail gas safe combustion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220689093U (en) |
-
2023
- 2023-08-23 CN CN202322278716.5U patent/CN220689093U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101598181B1 (en) | Arrangement for burning blast furnace off-gas from a bleeder valve and corresponding bleeder valve | |
| CN220689093U (en) | Tail gas safe combustion device | |
| CN212565853U (en) | Biomass boiler control system and biomass boiler unit | |
| CN201795523U (en) | Automatic ignition system of biomass boiler | |
| CN204100294U (en) | Heat treatment carburizer Waste gas outlet automatic ignition system | |
| CN202993264U (en) | Electronic ignition gun of low calorific value gas burner | |
| CN210485764U (en) | Horizontal plasma ignition device | |
| CN209819580U (en) | Novel ignition tube type split front-mounted efficient ignition structure | |
| CN102162645B (en) | Method capable of extinguishing torch and recycling heat of torch gas | |
| CN104946833B (en) | Automatic ignition and combustion accompanying device for blast furnace and converter gas desorption tower | |
| CN201695996U (en) | Oil well heating furnace automatic ignition device | |
| CN211694945U (en) | Landfill marsh gas torch | |
| CN203656943U (en) | Separator exhaust automatic ignition control device | |
| CN218645606U (en) | Flue gas evacuation ignition system | |
| CN106765097A (en) | Low NOXDischarge band automatic ignition, the integrated altar lamp of detection | |
| CN100432535C (en) | Method for ignition of torch | |
| CN206540131U (en) | Low NOXDischarge band automatic ignition, the integrated altar lamp of band fire inspection | |
| CN212157201U (en) | Multipoint type ground torch | |
| CN109708142B (en) | Leading high-efficient ignition structure of fire tube components of a whole that can function independently | |
| CN205388320U (en) | Novel gasification combustor companion burns ignition system | |
| CN213272650U (en) | Skid-mounted ground staged combustion system | |
| CN218328257U (en) | Full-automatic ignition device for sulfur recovery incinerator | |
| CN204625671U (en) | A kind of coal gas of converter automatic switchover portfire | |
| CN211060148U (en) | Open type torch ignition system of refuse landfill | |
| CN210485762U (en) | Vertical plasma ignition device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |