CN218672259U - Electric spark ignition device for hydrogen-containing mixed gas - Google Patents
Electric spark ignition device for hydrogen-containing mixed gas Download PDFInfo
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- CN218672259U CN218672259U CN202222511340.3U CN202222511340U CN218672259U CN 218672259 U CN218672259 U CN 218672259U CN 202222511340 U CN202222511340 U CN 202222511340U CN 218672259 U CN218672259 U CN 218672259U
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Abstract
The utility model relates to an electric spark ignition device for containing gaseous mixture of hydrogen. Adopt the utility model provides an ignition, through setting up ignition needle, insulator spindle, mount pad, high voltage resistant wire, controller, signal line, power, ignition switch, the electric spark that can produce different energies realizes the ignition to the hydrogen mist. The utility model can realize local or remote control trigger ignition by connecting the controller with the ignition needle through the high voltage resistant wire and connecting the controller with the ignition switch through the signal wire; by setting ignition energy, ignition time delay and an ignition triggering mode in the controller, the ignition energy, the ignition time delay and the ignition triggering mode can be selected according to the characteristics of combustible gas and experimental requirements. Furthermore, the utility model discloses an off-line charging source gives ignition supplies power alone, and the mode that can avoid adopting mains supply causes the interference to other devices that insert the commercial power network.
Description
Technical Field
The utility model belongs to the technical field of the chemical industry test, concretely relates to electric spark ignition for containing the mist of hydrogen.
Background
The explosion of combustible gas refers to the rapid oxidation reaction of the combustible gas and air (or oxygen) after mixing and meeting a high-temperature heat source under a certain condition. When the combustible gas and air (or oxygen) are mixed and reach a certain concentration, explosion can occur when encountering a fire source with a certain temperature. The explosion parameters of the combustible gas, including the explosion limit, the maximum explosion pressure, etc. of the combustible gas, are generally obtained through a combustible gas explosion test.
When a mixed gas containing hydrogen is subjected to an explosion test, an igniter is generally used to generate an electric spark to ignite and trigger the explosion test.
SUMMERY OF THE UTILITY MODEL
The defect to exist among the prior art, the utility model aims to provide an electric spark ignition for containing the mist of hydrogen to realize that local or remote control produce the electric spark of different energies and realize the ignition to the hydrogen mist.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an electric spark ignition device for a hydrogen-containing mixed gas, comprising:
the ignition needle comprises two parallel electrodes, and a needle-shaped part is arranged at the first end part of each electrode;
the second end of each electrode is fixed inside the insulating rod;
the insulating rod is fixedly connected to the mounting seat;
the controller is connected with the ignition needle through a high-voltage-resistant lead;
the ignition switch is connected with the controller through a signal wire;
and the controller is connected with the power supply through a cable.
Further, the power supply is an off-line charging power supply.
Further, the insulating rod is made of ceramic materials.
Further, the material of mount pad is polytetrafluoroethylene.
Further, the controller controls ignition energy and an ignition triggering mode;
the selection range of the ignition energy is 0-5J;
the ignition triggering mode comprises a local triggering mode and a remote triggering mode.
Further, the controller also comprises a time relay to realize the function of delayed ignition.
Further, a threaded interface is arranged on the mounting seat.
The utility model has the advantages as follows: adopt the utility model provides an electric spark ignition for containing gaseous mixture of hydrogen through setting up ignition needle, insulator spindle, mount pad, high voltage resistant wire, controller, signal line, power, ignition switch, can produce the electric spark of different energies and realize the ignition to the gaseous mixture of hydrogen. The utility model can realize local or remote control trigger ignition by connecting the controller with the ignition needle through the high voltage resistant wire and connecting the controller with the ignition switch through the signal wire; by setting ignition energy, ignition delay time and an ignition triggering mode in the controller, the ignition energy, the ignition delay time and the ignition triggering mode can be selected according to the characteristics of combustible gas and experimental requirements. Furthermore, the utility model discloses an off-line charging source gives ignition supplies power alone, and the mode that can avoid adopting mains supply causes the interference to other devices that insert the commercial power network.
Drawings
Fig. 1 is a schematic structural diagram of an electric spark ignition device for a mixed gas containing hydrogen according to an embodiment of the present invention.
In the figure, 1-ignition needle, 11-needle part, 2-insulating rod, 3-mounting seat, 4-high voltage-resistant conducting wire, 5-controller, 6-signal wire, 7-power supply and 8-ignition switch.
Detailed Description
The technical solution in the embodiments of the present invention will be further clearly and completely described below with reference to the accompanying drawings and examples, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the examples in the present invention.
As shown in fig. 1, an electric spark ignition device for a mixed gas containing hydrogen according to an embodiment of the present invention mainly includes: ignition needle 1, insulator spindle 2, mount pad 3, high voltage resistant wire 4, controller 5, signal line 6, power 7, ignition switch 8 etc..
The ignition needle 1 is made of a metal material with good electric conductivity, the ignition needle 1 comprises two parallel electrodes, a needle-shaped portion 11 is arranged at the end of the first end of each electrode, and the second end of each electrode is fixed inside the insulating rod 2.
In a specific embodiment, the tips of the two needles 11 are opposite to each other, and high-voltage discharge is performed between the tips of the two needles 11, so that a better discharge effect can be obtained; the material of electrode is 0Cr27Al7Mo2, the diameter of electrode is 5mm, two the interval between the electrode is about 2mm.
The insulating rod 2 is made of ceramic materials, the surface of the insulating rod is subjected to glazing treatment, and in a specific embodiment, the diameter of the insulating rod 2 is 20mm, and the length of the insulating rod is 300mm.
The insulating rod 2 is fixedly connected to the mounting seat 3, the mounting seat 3 is made of an insulating material, and a threaded connector is arranged on the mounting seat 3 so as to be conveniently mounted on a preset flange opening.
In a specific embodiment, the material of the mounting seat 3 is teflon, and the mounting seat 3 is fixedly connected with the insulating rod 2 to form a whole.
The controller 5 is connected with the ignition needle 1 through a high voltage resistant lead 4, and in a specific embodiment, the high voltage resistant lead 4 is a lead with 20kV voltage resistance.
The controller 5 is used for controlling ignition energy and ignition triggering modes.
Specifically, in the controller 5, the ignition energy is selected in a range of 0 to 5J; the ignition triggering mode can be selected from a local triggering mode and a remote triggering mode.
Optionally, the controller 5 further includes a time relay to implement a delayed ignition function. The time relay is used for setting ignition delay time of the ignition device, namely after the ignition switch 8 is triggered, the time relay starts timing after receiving an ignition signal, and after the timing is finished (through preset ignition delay time), a working contact of the time relay is closed to implement ignition operation. In other words, the controller 5 may perform ignition after a preset ignition delay time, thereby implementing the ignition delay control. The retarded ignition timing may be set to 0, i.e. it may be selected by the controller 5 whether the retarded ignition timing needs to be set.
In one specific embodiment, the ignition energy is set to 0.5J, the retarded ignition time is set to 1sec, and the trigger mode is set to remote trigger.
The controller 5 is connected with an ignition switch 8 through a signal wire 6, and the signal wire 6 and the ignition switch 8 jointly form a remote ignition operation mechanism; the remote ignition operating mechanism is used for controlling the controller 5 to realize remote trigger ignition. The signal line 6 uses a common cable.
The controller 5 is connected with a power supply 7 through a cable, and the power supply 7 is used for supplying power to the ignition device.
In a specific embodiment, the power supply 7 is an off-line charging power supply, and can supply power to the ignition device independently, so as to prevent the ignition device from igniting in a mains supply manner, and prevent interference caused by a high-voltage discharge phenomenon formed when the ignition device is ignited to other devices connected to a mains supply network.
The use method of the electric spark ignition device for the mixed gas containing the hydrogen in the embodiment comprises the following steps:
s1, checking whether all parts (an ignition needle 1, an insulating rod 2, a mounting seat 3, a high-voltage-resistant lead 4, a controller 5, a signal wire 6, a power supply 7, a switch 8 and the like) of the ignition device are correctly connected and can normally work;
s2, installing the ignition device on a specified interface;
s3, setting ignition energy, whether ignition is delayed, ignition time is delayed and an ignition triggering mode on the controller 5;
the ignition energy can be selected from 0 to 5J, the ignition delay time can be set to ignite again at a certain time after the ignition switch 8 is triggered, and the ignition triggering mode can be selected from a local triggering mode or a remote triggering mode.
In one specific embodiment, the ignition energy is set to 0.5J, the retarded ignition time is set to 1sec, and the ignition firing pattern selects the remote firing pattern.
And S4, after the preparation is finished, pressing the switch 8 to finish the ignition.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to encompass such modifications and variations.
Claims (7)
1. An electric spark ignition device for a hydrogen-containing mixed gas, comprising:
the ignition needle (1) comprises two parallel electrodes, and a needle-shaped part (11) is arranged at the first end part of each electrode;
an insulating rod (2), wherein the second end of each electrode is fixed inside the insulating rod (2);
the mounting seat (3), the said insulating rod (2) is fixedly connected to the said mounting seat (3);
the controller (5), the said controller (5) is connected with the said ignition needle (1) through the high-pressure resistant wire (4);
the ignition switch (8), the said controller (5) is connected with the said ignition switch (8) through the signal line (6);
and the controller (5) is connected with the power supply (7) through a cable.
2. An electric spark ignition device for a mixed gas containing hydrogen as set forth in claim 1, wherein: the power supply (7) is an off-line charging power supply.
3. An electric spark ignition device for a mixed gas containing hydrogen as set forth in claim 1, wherein: the insulating rod (2) is made of ceramic materials.
4. An electric spark ignition device for a mixed gas containing hydrogen as set forth in claim 1, wherein: the mounting seat (3) is made of polytetrafluoroethylene.
5. An electric spark ignition device for a mixed gas containing hydrogen as set forth in claim 1, wherein: the controller (5) controls ignition energy and an ignition triggering mode;
the selection range of the ignition energy is 0-5J;
the ignition triggering mode comprises a local triggering mode and a remote triggering mode.
6. An electric spark ignition device for a mixed gas containing hydrogen as set forth in claim 1, wherein: the controller (5) also comprises a time relay to realize the function of delayed ignition.
7. An electric spark ignition device for a mixed gas containing hydrogen as set forth in any one of claims 1 to 6, characterized in that: and a threaded interface is arranged on the mounting seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222511340.3U CN218672259U (en) | 2022-09-22 | 2022-09-22 | Electric spark ignition device for hydrogen-containing mixed gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222511340.3U CN218672259U (en) | 2022-09-22 | 2022-09-22 | Electric spark ignition device for hydrogen-containing mixed gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218672259U true CN218672259U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222511340.3U Active CN218672259U (en) | 2022-09-22 | 2022-09-22 | Electric spark ignition device for hydrogen-containing mixed gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218672259U (en) |
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2022
- 2022-09-22 CN CN202222511340.3U patent/CN218672259U/en active Active
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