CN217402607U - Ignition structure and ignition device of hot blast stove - Google Patents
Ignition structure and ignition device of hot blast stove Download PDFInfo
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- CN217402607U CN217402607U CN202220767649.6U CN202220767649U CN217402607U CN 217402607 U CN217402607 U CN 217402607U CN 202220767649 U CN202220767649 U CN 202220767649U CN 217402607 U CN217402607 U CN 217402607U
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Abstract
The utility model provides an ignition structure of hot-blast furnace, include: the main ignition head is arranged in the hot blast stove; the auxiliary ignition head is arranged in the hot blast stove; the main ignition structure is arranged between the gas supply device and the main ignition head; the auxiliary ignition structure is arranged between the gas supply device and the auxiliary ignition head; wherein the main ignition structure and the auxiliary ignition structure do not interfere with each other. Through the utility model discloses an ignition structure and ignition of hot-blast furnace, the utility model discloses can effectively improve the success rate of igniting.
Description
Technical Field
The utility model relates to the technical field of steel smelting, in particular to an ignition structure and an ignition device of a hot blast stove.
Background
Denitration refers to a process of removing nitrogen oxides from combustion flue gas, and in a denitration process, a hot blast stove is often used for heating the combustion flue gas. When the hot blast stove is started, the hot blast stove needs to be ignited through an ignition structure. The existing ignition structure controls ignition through the electromagnetic valve, and if the electromagnetic valve is not used for a long time, blockage is easily caused, so that ignition failure is caused, and starting time is delayed.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcoming of prior art, the utility model aims to provide an ignition structure and ignition of hot-blast furnace, the utility model discloses can effectively improve the success rate of igniting.
In order to achieve the above objects and other related objects, the present invention provides an ignition structure of a hot blast stove, including:
the main ignition head is arranged in the hot blast stove;
the auxiliary ignition head is arranged in the hot blast stove;
the main ignition structure is arranged between the gas supply device and the main ignition head; and
the auxiliary ignition structure is arranged between the gas supply device and the auxiliary ignition head;
wherein the main ignition structure and the auxiliary ignition structure do not interfere with each other.
In an embodiment of the present invention, the main ignition structure includes:
the main pipeline is communicated between the gas supply device and the main ignition head; and
and the main electromagnetic valve is arranged on the main pipeline.
In an embodiment of the present invention, the main ignition structure further includes:
the main pressure gauge is arranged on the main pipeline between the gas supply device and the main electromagnetic valve; and
and the main stop valve is arranged between the air supply device and the main electromagnetic valve on the main pipeline.
The utility model relates to an embodiment, main pressure gauge main stop valve and the main ignition head is located in proper order on the trunk line.
The utility model relates to an embodiment, main stop valve main pressure gauge and main ignition head locates in proper order on the trunk line.
In an embodiment of the present invention, the auxiliary ignition structure includes:
the auxiliary pipeline is communicated between the gas supply device and the auxiliary ignition head; and
and the auxiliary electromagnetic valve is arranged on the auxiliary pipeline.
In an embodiment of the present invention, the auxiliary ignition structure further includes:
the auxiliary pressure gauge is arranged on the auxiliary pipeline between the air supply device and the auxiliary electromagnetic valve; and
and the auxiliary stop valve is arranged on the auxiliary pipeline between the air supply device and the auxiliary electromagnetic valve.
The utility model relates to an embodiment, vice manometer vice stop valve and vice ignition head locates in proper order on the auxiliary pipeline.
The utility model discloses an embodiment, vice stop valve vice manometer and vice ignition head is located in proper order on the auxiliary pipeline.
The utility model also provides an ignition, include:
a gas supply device; and
ignition structure, it with the air feeder is linked together, ignition structure includes:
the main ignition head is arranged in the hot blast stove;
the auxiliary ignition head is arranged in the hot blast stove;
the main ignition structure is arranged between the gas supply device and the main ignition head; and
the auxiliary ignition structure is arranged between the gas supply device and the auxiliary ignition head;
wherein the main ignition structure and the auxiliary ignition structure do not interfere with each other.
As the above, the utility model provides an ignition structure and ignition of hot-blast furnace can freely switch two sets of ignition pipelines to improve the success rate of igniteing, also atmospheric pressure in the real-time supervision pipeline simultaneously, in order to prevent that the long-term condition of blockking up from appearing in the pipeline.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 shows a schematic structural diagram of an ignition structure of a hot blast stove according to the present invention.
Fig. 2 shows another schematic structure diagram of an ignition structure of a hot blast stove according to the present invention.
Element number description:
10. a gas supply device;
20. a primary ignition structure; 21. a main pipeline; 22. a main pressure gauge; 23. a master cut-off valve; 24. a main electromagnetic valve; 25. a main ignition head;
30. a secondary ignition structure; 31. a secondary pipe; 32. a secondary pressure gauge; 33. an auxiliary stop valve; 34. a secondary solenoid valve; 35. and a secondary ignition head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, quantity and proportion of each component in actual implementation may be changed at will, and the layout of the components may be more complicated.
Referring to fig. 1, the present embodiment provides an ignition device, which can be applied to a hot blast stove. The ignition device may include a gas supply 10, an ignition structure, a primary ignition head 25, and a secondary ignition head 35. Wherein, the gas supply device 10 can be respectively communicated with the main ignition head 25 and the auxiliary ignition head 35 through the ignition structure. The combustible gas in the gas supply device 10 can be transmitted to the main ignition head 25 and the auxiliary ignition head 35 through the ignition structure, and the main ignition head 25 and the auxiliary ignition head 35 can be arranged in the hot blast stove, so that the hot blast stove can be ignited. Specifically, the combustible gas provided by the gas supply device 10 may be natural gas or liquefied gas.
Referring to fig. 1, in one embodiment of the present invention, the ignition structure may include a primary ignition structure 20 and a secondary ignition structure 30. Wherein one end of the main ignition structure 20 may communicate with the gas supply device 10, and the other end of the main ignition structure 20 may communicate with the main ignition head 25, so that the ignition operation of the main ignition head 25 may be controlled by the main ignition structure 20. One end of the sub ignition structure 30 may communicate with the gas supply device 10, and the other end of the sub ignition structure 30 may communicate with the sub ignition head 35, so that the ignition operation of the sub ignition head 35 may be controlled by the sub ignition structure 30. The main ignition structure 20 and the auxiliary ignition structure 30 are not mutually influenced, and can be started simultaneously or only one of the main ignition structure and the auxiliary ignition structure can be started as long as smooth ignition can be achieved.
Referring to fig. 1, in one embodiment of the present invention, the main ignition structure 20 may include a main pipe 21, a main pressure gauge 22, a main cut-off valve 23, and a main solenoid valve 24. Wherein one end of the main pipe 21 may be communicated with the air supply device 10, and the other end of the main pipe 21 may be communicated with the main ignition head 25. So that the combustible gas of the gas supply means 10 can be fed into the main ignition head 25 via the main conduit 21, and the combustible gas is ignited by the main ignition head 25 to ignite the hot blast stove. Of course, in order to control the operation of the main ignition head 25, a main solenoid valve 24 may be further provided on the main pipe 21, so that the closing and conducting of the main pipe 21 are controlled by the main solenoid valve 24. Of course, in this embodiment, a main pressure gauge 22 may be disposed between the air supply device 10 and the main electromagnetic valve 24, so as to monitor the air pressure in the main pipe 21 in real time, and a main stop valve 23 may be disposed between the air supply device 10 and the main electromagnetic valve 24, so as to control the closing and conducting of the main pipe 21 by manually controlling the opening and closing of the main stop valve 23. In other embodiments, only one of the master pressure gauge 22 and the master cut-off valve 23 may be provided, or neither of the master pressure gauge 22 and the master cut-off valve 23 may be provided. The specific arrangement of the main pressure gauge 22 and the main stop valve 23 may be unlimited as long as the field requirements can be met.
Referring to fig. 1, in an embodiment of the present invention, when only the main cut-off valve 23 is required, the main cut-off valve 23 may be provided on the main pipe 21 between the air supply device 10 and the main solenoid valve 24, so that the closing and opening of the main pipe 21 may be controlled by the main cut-off valve 23. The pipe diameter of the main stop valve 23 may not be limited, and may be in the range of DN 5-DN 15, for example, DN5, or DN10, or DN15, for example, in this embodiment, optionally, DN 10.
Referring to fig. 1, in an embodiment of the present invention, when only a main pressure gauge 22 is required, the main pressure gauge 22 may be disposed on the main pipe 21 between the air supply device 10 and the main solenoid valve 24, so that the air pressure in the main pipe 21 may be detected by the main pressure gauge 22. The detection range of the main pressure gauge 22 may not be limited, and may be, for example, between 0 and 200Kpa, or between 0 and 100Kpa, or between 0 and 50Kpa, and in this embodiment, optionally, the detection range of the main pressure gauge 22 may be, for example, between 0 and 100 Kpa.
Referring to fig. 1 and 2, in an embodiment of the present invention, when the main pressure gauge 22 is provided together with the main cut-off valve 23, the main pressure gauge 22 may be provided on the main pipe 21 between the air feeder 10 and the main solenoid valve 24. So that the main stop valve 23 may be provided on the main pipe 21 between the main pressure gauge 22 and the main solenoid valve 24, and the main stop valve 23 may also be provided on the main pipe 21 between the air feeder 10 and the main pressure gauge 22. That is, the main pipe 21 may be sequentially provided with the main pressure gauge 22, the main stop valve 23, and the main electromagnetic valve 24, or sequentially provided with the main stop valve 23, the main pressure gauge 22, and the main electromagnetic valve 24. The specific installation order of the main pressure gauge 22 and the main stop valve 23 may not be limited as long as the actual requirements can be satisfied.
Referring to fig. 1, in one embodiment of the present invention, the secondary ignition structure 30 may include a secondary pipe 31, a secondary pressure gauge 32, a secondary cut-off valve 33, and a secondary solenoid valve 34. Wherein one end of the auxiliary duct 31 may communicate with the gas supply device 10, and the other end of the auxiliary duct 31 may communicate with the auxiliary ignition head 35. The combustible gas of the gas supply device 10 can thus be conveyed through the secondary duct 31 into the secondary ignition head 35, where the combustible gas is ignited by the secondary ignition head 35 to ignite the hot blast stove. Of course, in order to facilitate the control of the operation of the sub-ignition head 35, a sub-solenoid valve 34 may be further provided in the sub-pipe 31, so that the closing and the conduction of the sub-pipe 31 are controlled by the sub-solenoid valve 34. Of course, in this embodiment, a sub pressure gauge 32 may be provided between the air supply device 10 and the sub solenoid valve 34 so as to monitor the air pressure in the sub pipe 31 in real time, or a sub cut-off valve 33 may be provided between the air supply device 10 and the sub solenoid valve 34 so as to control the closing and the conduction of the sub pipe 31 by manually controlling the opening and closing of the sub cut-off valve 33. In other embodiments, only one of the sub pressure gauge 32 and the sub shutoff valve 33 may be provided, or neither of the sub pressure gauge 32 and the sub shutoff valve 33 may be provided. The specific setting conditions of the auxiliary pressure gauge 32 and the auxiliary stop valve 33 may not be limited as long as the field requirements can be met.
Referring to fig. 1, in an embodiment of the present invention, when only the auxiliary cut-off valve 33 needs to be provided, the auxiliary cut-off valve 33 may be provided on the auxiliary duct 31 between the air supply device 10 and the auxiliary solenoid valve 34, so that the closing and the communication of the auxiliary duct 31 may be controlled by the auxiliary cut-off valve 33. The pipe diameter of the auxiliary stop valve 33 may not be limited, and may be, for example, between DN5 and DN15, the pipe diameter may be, for example, DN5, the pipe diameter may also be, for example, DN10, the pipe diameter may also be, for example, DN15, and in this embodiment, the pipe diameter may be, for example, DN 10.
Referring to fig. 1, in an embodiment of the present invention, when only the sub pressure gauge 32 is required, the sub pressure gauge 32 may be disposed on the sub pipe 31 between the gas supplying device 10 and the sub solenoid valve 34, so that the pressure of the gas in the sub pipe 31 may be detected by the sub pressure gauge 32. The detection range of the sub-pressure gauge 32 may be, for example, 0 to 200Kpa, 0 to 100Kpa, or 0 to 50Kpa, without limitation, and in this embodiment, the detection range of the sub-pressure gauge 32 may be, for example, 0 to 100 Kpa.
Referring to fig. 1 and 2, in an embodiment of the present invention, when the sub pressure gauge 32 and the sub cut-off valve 33 are simultaneously installed, the sub pressure gauge 32 may be installed on the sub pipe 31 between the air supply device 10 and the sub solenoid valve 34. Therefore, the sub shutoff valve 33 may be provided in the sub pipe 31 between the sub pressure gauge 32 and the sub solenoid valve 34, and the sub shutoff valve 33 may be provided in the sub pipe 31 between the air supply device 10 and the sub pressure gauge 32. That is, the sub pipe 31 may be provided with the sub pressure gauge 32, the sub shutoff valve 33, and the sub solenoid valve 34 in this order, or the sub shutoff valve 33, the sub pressure gauge 32, and the sub solenoid valve 34 may be provided in this order. The specific installation order of the auxiliary pressure gauge 32 and the auxiliary shutoff valve 33 may not be limited as long as the actual requirements can be satisfied.
To sum up, through the utility model provides a pair of ignition structure and ignition of hot-blast furnace can freely switch two sets of ignition pipelines to improve the success rate of igniteing, also atmospheric pressure in the real-time supervision pipeline simultaneously, in order to prevent that the long-term condition of blockking up from appearing in the pipeline.
In the description of the present specification, reference to the description of the terms "present embodiment," "example," "specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiment of the present invention disclosed above is only used to help illustrate the present invention. The examples are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. An ignition structure of a hot blast stove, comprising:
the main ignition head is arranged in the hot blast stove;
the auxiliary ignition head is arranged in the hot blast stove;
the main ignition structure is arranged between the gas supply device and the main ignition head; and
the auxiliary ignition structure is arranged between the gas supply device and the auxiliary ignition head;
wherein the main ignition structure and the auxiliary ignition structure do not interfere with each other.
2. The firing arrangement of the stove of claim 1, wherein the primary firing arrangement comprises:
the main pipeline is communicated between the gas supply device and the main ignition head; and
and the main electromagnetic valve is arranged on the main pipeline.
3. The firing arrangement of the stove of claim 2, wherein the primary firing arrangement further comprises:
the main pressure gauge is arranged on the main pipeline between the gas supply device and the main electromagnetic valve; and
and the main stop valve is arranged between the air supply device and the main electromagnetic valve on the main pipeline.
4. The ignition structure of the hot blast stove according to claim 3, wherein the main pressure gauge, the main stop valve and the main ignition head are sequentially provided on the main pipe.
5. The ignition structure of the hot blast stove according to claim 3, wherein the main stop valve, the main pressure gauge and the main ignition head are sequentially provided on the main pipe.
6. The firing arrangement of the stove of claim 1, wherein the secondary firing arrangement comprises:
the auxiliary pipeline is communicated between the gas supply device and the auxiliary ignition head; and
and the auxiliary electromagnetic valve is arranged on the auxiliary pipeline.
7. The firing arrangement of the stove of claim 6, further comprising:
the auxiliary pressure gauge is arranged on the auxiliary pipeline between the air supply device and the auxiliary electromagnetic valve; and
and the auxiliary stop valve is arranged on the auxiliary pipeline between the gas supply device and the auxiliary electromagnetic valve.
8. The ignition structure of the hot blast stove according to claim 7, wherein the auxiliary pressure gauge, the auxiliary stop valve and the auxiliary ignition head are sequentially provided on the auxiliary pipe.
9. The ignition structure of the hot blast stove according to claim 7, wherein the auxiliary stop valve, the auxiliary pressure gauge and the auxiliary ignition head are sequentially provided on the auxiliary pipe.
10. An ignition device, comprising:
a gas supply device; and
ignition structure, it with the gas supply unit is linked together, ignition structure includes:
the main ignition head is arranged in the hot blast stove;
the auxiliary ignition head is arranged in the hot blast stove;
the main ignition structure is arranged between the gas supply device and the main ignition head; and
the auxiliary ignition structure is arranged between the gas supply device and the auxiliary ignition head;
wherein the main ignition structure and the auxiliary ignition structure do not interfere with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220767649.6U CN217402607U (en) | 2022-03-29 | 2022-03-29 | Ignition structure and ignition device of hot blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220767649.6U CN217402607U (en) | 2022-03-29 | 2022-03-29 | Ignition structure and ignition device of hot blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217402607U true CN217402607U (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220767649.6U Active CN217402607U (en) | 2022-03-29 | 2022-03-29 | Ignition structure and ignition device of hot blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217402607U (en) |
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2022
- 2022-03-29 CN CN202220767649.6U patent/CN217402607U/en active Active
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