CN215062211U - Ignition assembly of combustion device - Google Patents
Ignition assembly of combustion device Download PDFInfo
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- CN215062211U CN215062211U CN202121215610.5U CN202121215610U CN215062211U CN 215062211 U CN215062211 U CN 215062211U CN 202121215610 U CN202121215610 U CN 202121215610U CN 215062211 U CN215062211 U CN 215062211U
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- combustion chamber
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Abstract
The utility model relates to an ignition assembly of a combustion device, which comprises a fuel supply device, an air supply device, an ignition control device and a central controller, wherein the fuel supply device supplies fuel; the air supply system comprises an air shell and an air blower arranged on one side of the air shell and blowing air into the air shell, a mixing chamber and a combustion chamber are sequentially arranged at the front end of the air shell forwards, a high-energy ignition rod is arranged in the combustion chamber, the air supply device comprises an air bottle and an air supply pipe arranged in the combustion chamber, the air bottle is connected with the air supply pipe through a first pipeline, and a first pressure transmitter and a first electromagnetic valve are sequentially arranged on the first pipeline along the air outlet direction; the ignition control device and the blower are controlled by the central controller, so that the high-energy ignition rod discharges to ignite gas in the combustion chamber and sprays flames through the air channel; the utility model discloses practical reliable, the integrated level is high, maintain simple and conveniently, solved the shortcoming that the success rate of igniteing in the training process of the real fire is not high and can not ignite in succession immediately.
Description
Technical Field
The utility model belongs to the technical field of the real fire simulation training facility of fire control, concretely relates to burner ignition assembly.
Background
When the real fire simulation training facility is used for carrying out real fire simulation on firemen, the ignition success rate is low in the training process, the smoothness of the whole training is affected, continuous ignition cannot be carried out, and the next ignition can be carried out at intervals after the training is finished. The continuous extinguishing and reburning training can not be carried out, so that the whole training effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art and providing a burner ignition assembly that the success rate of igniteing is high and can ignite in succession.
The technical scheme of the utility model as follows:
a combustion device ignition assembly comprises a fuel supply device, an air supply device, an ignition control device and a central controller, wherein the fuel supply device supplies fuel;
the air supply system comprises an air shell and an air blower arranged on one side of the air shell and blowing air into the air shell, a mixing chamber and a combustion chamber are sequentially arranged at the front end of the air shell forwards, a high-energy ignition rod is arranged in the combustion chamber, the air supply device comprises an air bottle and an air supply pipe arranged in the combustion chamber, the air bottle is connected with the air supply pipe through a first pipeline, and a first pressure transmitter and a first electromagnetic valve are sequentially arranged on the first pipeline along the air outlet direction; the ignition control device and the blower are controlled by the central controller, so that the high-energy ignition rod discharges to ignite gas in the combustion chamber and jet flames through the air channel.
Further, burner ignition assembly still includes the air feed controlling means of regulation and control fuel air input, air feed controlling means sets up the opposite side at the wind shell, air feed device is including connecting the trachea and setting gradually the air-vent valve, second pressure transmitter and the second solenoid valve on connecting the trachea along the direction of giving vent to anger, it connects between air supply pipe and first pipeline to connect the trachea.
Furthermore, a plurality of fire stabilizing discs are arranged on the high-energy ignition rod at intervals, and a plurality of fire stabilizing holes are uniformly distributed on the fire stabilizing discs along the radial direction.
Further, be provided with the blender in the mixing chamber, the blender includes preceding crown plate and the back crown plate that sets up with one heart, the internal diameter of preceding crown plate is less than back crown plate, just the inner wall connection of preceding crown plate and back crown plate has the neck, be provided with a plurality of preceding through-holes on the preceding crown plate, the one end of air supply pipe is worn to establish in one of them preceding through-hole.
Furthermore, be provided with the gas connection on the lateral wall of mixing chamber, connect trachea and air supply pipe and connect respectively at the both ends that the gas connects, be provided with a plurality of gas shower nozzles on the air supply pipe.
Furthermore, four air deflectors are obliquely arranged in the neck, and the four air deflectors are arranged in a cross shape.
Furthermore, a middle ring is concentrically arranged in the neck, and the inner end of the air deflector is fixedly connected to the outer wall of the middle ring.
Furthermore, an elbow is arranged at the rear end of the high-energy ignition rod, extends out of the combustion chamber and is electrically connected with the ignition control device.
Furthermore, the high-energy ignition rod is provided with a supporting sheet for positioning the high-energy ignition rod at the central line of the combustion chamber.
Further, a flame detector electrically connected with the central controller is arranged in the combustion chamber.
The working principle of the utility model is that,
combustible gas enters the gas spray head through the gas supply pipe, the combustible gas is sprayed into the whole combustion chamber through the spray head on the gas supply pipe, an air channel is formed in the air shell, the air blower supplies air through the air channel to enable the combustion chamber to be full of air, the ignition rod performs high-energy ignition to enable the gas in the combustion chamber to be ignited, and flames are sprayed out through the air channel; after ignition is successful, the flame detector can detect flame, the ignition rod stops working through logic control, and the combustion chamber stops working after 5 seconds of air supply. And then the air duct can also work continuously so as to achieve the purpose of air cooling.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses practical reliable, the integrated level is high, maintain simple and conveniently, solved the shortcoming that the success rate of igniteing in the training process of the real fire is not high and can not ignite in succession immediately.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of an air supply device according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of an air supply control device according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a combustion chamber and a mixing chamber according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a high-energy ignition rod and a mixer according to an embodiment of the present invention.
Fig. 6 is a schematic side view of a combustion chamber according to an embodiment of the present invention.
In the figure, a gas cylinder 11, a first pressure transmitter 12, a stop valve 13, a first electromagnetic valve 14 and a one-way valve 15; the air supply device 2, the air shell 21 and the blower 22; the air supply control device 3, a connecting air pipe 31, a second electromagnetic valve 32, a third electromagnetic valve 33, a second pressure transmitter 34, a pressure regulating valve 35 and an air supply pipe 36; an ignition control device 4; mixing chamber 5, air joint 52, neck 53, middle ring 54, air deflector 55, rear ring plate 56, front ring plate 57; combustion chamber 6, high-energy ignition rod 60, elbow 62, flame stabilizing disc 64, and support piece 65.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 6, an ignition assembly of a combustion apparatus includes an air supply device for supplying fuel, an air supply device 2 for supplying air, an ignition control device 4, and a central controller;
the air supply system comprises an air shell 21 and an air blower 22 which is arranged on one side of the air shell 21 and blows air into the air shell 21, a mixing chamber 5 and a combustion chamber 6 are sequentially arranged at the front end of the air shell 21 forwards, a high-energy ignition rod 60 is arranged in the combustion chamber 6, the air supply device comprises an air bottle 11 and an air supply pipe 36 arranged in the combustion chamber 6, the air bottle 11 is connected with the air supply pipe 36 through a first pipeline, and a first pressure transmitter 12, a stop valve 13, a first electromagnetic valve 14 and a one-way valve 15 are sequentially arranged on the first pipeline along the air outlet direction; the ignition control device 4 and the blower 22 are controlled by a central controller, so that the high-energy ignition rod 60 discharges to ignite the gas in the combustion chamber 6 and sprays flames through an air channel;
the air supply device is used for a fuel supply device to control the supply of fuel, and under the condition of insufficient fuel, the central control system can send out an instruction through programming, so that the supplementary fuel can be continuously used; the mixing chamber 5 mixes the gas and the air, which is beneficial to the combustion of the mixed gas in the combustion chamber 6, the mixing chamber 5 supplies the gas and the air in a double-division manner, and the gas is mixed in the mixing device, so that the optimal ignition effect is achieved; the ignition controller receives a signal of the central controller, releases voltage, the front end of the high-energy ignition rod 60 releases electric arc, mixed gas is ignited, the mixed gas at the rear part is sprayed out, flame is sprayed out from a combustion port forwards, and a rear gas circuit is prevented from being damaged; the central controller may be a conventional PLC controller, such as S7-200.
Further, as shown in fig. 3, the ignition assembly of the combustion apparatus further includes an air supply control device 3 for regulating and controlling the air input of the fuel, the air supply control device 3 is disposed at the other side of the wind casing 21, the air supply device includes a connecting air pipe 31, and a pressure regulating valve 35, a second pressure transmitter 34, a second electromagnetic valve 32 and a third electromagnetic valve 33 sequentially disposed on the connecting air pipe 31 along the air outlet direction, the connecting air pipe 31 is connected between an air supply pipe 36 and the first pipeline; the air supply control device 3 shuts off the air intake supply in time after ignition according to the instruction, and protects the air supply loop.
Further, as shown in fig. 5 to 6, a plurality of fire stabilizing discs 64 are arranged on the high-energy ignition rod 60 at intervals, and a plurality of fire stabilizing holes are uniformly distributed on the fire stabilizing discs 64 along the radial direction.
Further, as shown in fig. 6, a mixer is arranged in the mixing chamber 5, the mixer includes a front ring plate 57 and a rear ring plate 56 which are concentrically arranged, the inner diameter of the front ring plate 57 is smaller than that of the rear ring plate 56, the inner walls of the front ring plate 57 and the rear ring plate 56 are connected with a neck portion 53, the front ring plate 57 is provided with a plurality of front through holes, and one end of the air supply pipe 36 is inserted into one of the front through holes; the blender welding is at the end of mixing chamber 5 and the outside vertical extension of back crown plate 56, is provided with the mounting hole on the back crown plate 56, and the front end of blower housing 21 is provided with the mounting panel, and mixing chamber 5 can be installed on the mounting panel through back crown plate 56, convenient to detach, maintenance.
Further, as shown in fig. 5 to 6, an air connector 52 is provided on a side wall of the mixing chamber 5, the air connector 52 is provided at an outer circumferential position of the neck 53, the connecting air pipe 3131 and the air supply pipe 36 are respectively connected to both ends of the air connector 52, and a plurality of air nozzles are provided on the air supply pipe 36.
Further, as shown in fig. 5 to 6, four air deflectors 55 are obliquely arranged in the neck portion 53, and the four air deflectors 55 are arranged in a cross shape to disperse the intake air.
Further, as shown in fig. 5 to 6, a middle ring 54 is concentrically disposed in the neck 53, and an inner end of the air deflector 55 is fixedly connected to an outer wall of the middle ring 54.
Further, as shown in fig. 5 to 6, the rear end of the high-energy ignition rod 60 is provided with an elbow 62, the elbow 62 extends out of the combustion chamber 6 and is electrically connected with the ignition control device 4, and the elbow 62 is preferably located on one side of the combustion chamber 6 close to the ignition control device 4; the ignition control device 4 is a device for controlling high-energy ignition and is a conventional technology.
Further, as shown in fig. 5 to 6, the high-energy ignition rod 60 is provided with a supporting sheet 65 for positioning the high-energy ignition rod 60 at the central line of the combustion chamber 6, two ends of the supporting sheet 65 abut against the inner wall of the combustion chamber 6, the supporting sheet 65 is one or more, and one of the supporting sheets 65 is located in front of the high-energy ignition end.
Further, a flame detector electrically connected with the central controller is arranged in the combustion chamber 6, and the flame condition is fed back to the central controller.
When the system runs, the central controller sends an instruction, the blower 22 is started to charge air through logic program calculation, the first electromagnetic valve 14 is started, fuel enters the mixing chamber 5 through the electromagnetic valve and the pressure regulating valve 35 and is subjected to overpressure, and the fuel gas and the air are fully mixed to achieve the optimal proportion;
the mixed gas in the mixing chamber 5 is continuously increased, the mixed gas enters the combustion chamber 6, program control is carried out, an ignition instruction is issued, ignition is started, the ignition controller starts to charge energy, after the energy charging is finished, the tip of the high-energy ignition rod 60 discharges to generate electric arc, and then the mixed gas can be ignited; the mixed gas is continuously supplied, and the fire behavior is stable; the ignition personnel can see the flame by observation, and the ignition is successful; or the flame detector can be arranged to be automatically judged by the central controller; when the ignition device is used, the time for one ignition is usually set to be not more than 15 seconds, and after the ignition is successful, the time from the start of the system to the end of the combustion is not more than 40 seconds, namely a period; if the ignition is unsuccessful, the ignition system can be manually closed, and the ignition can be carried out again after the overhaul is finished.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A combustion device ignition assembly, characterized by: comprises an air supply device for supplying fuel, an air supply device for supplying air, an ignition control device and a central controller;
the air supply system comprises an air shell and an air blower arranged on one side of the air shell and blowing air into the air shell, a mixing chamber and a combustion chamber are sequentially arranged at the front end of the air shell forwards, a high-energy ignition rod is arranged in the combustion chamber, the air supply device comprises an air bottle and an air supply pipe arranged in the combustion chamber, the air bottle is connected with the air supply pipe through a first pipeline, and a first pressure transmitter and a first electromagnetic valve are sequentially arranged on the first pipeline along the air outlet direction; the ignition control device and the blower are controlled by the central controller, so that the high-energy ignition rod discharges to ignite gas in the combustion chamber and jet flames through the air channel.
2. The combustion device ignition assembly of claim 1, wherein: still including the air feed controlling means of regulation and control fuel air input, air feed controlling means sets up the opposite side at the wind shell, air feed controlling means is including connecting the trachea and setting gradually the air-vent valve, second pressure transmitter and the second solenoid valve on connecting the trachea along the direction of giving vent to anger, it connects between air supply pipe and first pipeline to connect the trachea.
3. The combustion device ignition assembly of claim 1, wherein: and a plurality of fire stabilizing discs are arranged on the high-energy ignition rod at intervals, and a plurality of fire stabilizing holes are uniformly distributed on the fire stabilizing discs along the radial direction.
4. The combustion device ignition assembly of claim 1, wherein: be provided with the blender in the hybrid chamber, the blender includes preceding crown plate and the back crown plate that sets up with one heart, the internal diameter of preceding crown plate is less than back crown plate, just the inner wall connection of preceding crown plate and back crown plate has the neck, be provided with a plurality of preceding through-holes on the preceding crown plate, the one end of air supply pipe is worn to establish in one of them preceding through-hole.
5. The combustion device ignition assembly of claim 4, wherein: four air deflectors are obliquely arranged in the neck, and the four air deflectors are arranged in a cross shape.
6. The combustion device ignition assembly of claim 5, wherein: a middle ring is concentrically arranged in the neck, and the inner end of the air deflector is fixedly connected to the outer wall of the middle ring.
7. The combustion device ignition assembly of claim 1, wherein: the rear end of the high-energy ignition rod is provided with an elbow which extends out of the combustion chamber and is electrically connected with the ignition control device.
8. The combustion device ignition assembly of claim 1, wherein: and the high-energy ignition rod is provided with a supporting sheet for positioning the high-energy ignition rod at the central line of the combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121215610.5U CN215062211U (en) | 2021-06-01 | 2021-06-01 | Ignition assembly of combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121215610.5U CN215062211U (en) | 2021-06-01 | 2021-06-01 | Ignition assembly of combustion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215062211U true CN215062211U (en) | 2021-12-07 |
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ID=79209800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121215610.5U Active CN215062211U (en) | 2021-06-01 | 2021-06-01 | Ignition assembly of combustion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215062211U (en) |
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2021
- 2021-06-01 CN CN202121215610.5U patent/CN215062211U/en active Active
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