CN215675296U - Ignition device with adjustable ignition parameters - Google Patents
Ignition device with adjustable ignition parameters Download PDFInfo
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- CN215675296U CN215675296U CN202023236203.0U CN202023236203U CN215675296U CN 215675296 U CN215675296 U CN 215675296U CN 202023236203 U CN202023236203 U CN 202023236203U CN 215675296 U CN215675296 U CN 215675296U
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Abstract
The utility model discloses an ignition device with adjustable ignition parameters, which comprises an energy storage capacitor and a nozzle which are connected through a discharge circuit, and further comprises a frequency energy control circuit, a sampling circuit and a discharge control circuit, wherein the frequency energy control circuit comprises a frequency control circuit and an energy control circuit connected with the sampling circuit, the frequency control circuit is used for detecting the frequency of the energy storage capacitor and transmitting a frequency signal to the discharge control circuit, and the energy control circuit detects the voltage of the energy storage capacitor through the sampling circuit and transmits a voltage signal to the discharge control circuit; the discharge control circuit controls the on-off of the discharge circuit according to the received voltage signal and the frequency signal; the energy storage capacitor is enabled to discharge to the electric nozzle at specific voltage and frequency, and meanwhile, real-time self-checking feedback of the discharge circuit is achieved.
Description
Technical Field
The utility model belongs to the technical field, and particularly relates to an ignition device with adjustable ignition parameters.
Background
The conventional ignition device generally comprises an inverter circuit, a rectifier circuit, an energy storage circuit and a discharge switch device. Patent ZL95225655.X discloses a "high energy ignition device", the device includes power, transformer, rectifier circuit, energy storage circuit, pulse trigger device, discharge tube and spark plug, and the power is through the transformer step-up, the energy storage capacitor charges after the rectification, and when the last voltage of energy storage capacitor reached the breakdown voltage of discharge tube, the discharge tube broke through and is switched on, and trigger device is applyed to the voltage on the energy storage capacitor, produces high-voltage pulse and punctures discharge tube and spark plug, and energy storage capacitor discharges to the spark plug through the discharge tube, forms the electric spark.
The ignition device of the type can only output in one state, can not check and feed back the self state, and aims at the condition that the working environment of the existing ignition device is increasingly complex, the ignition device needs to change the output state along with the change of the environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an ignition device with adjustable ignition parameters, which realizes the purpose of changing the voltage and the frequency of ignition current according to actual use requirements.
The utility model is realized by the following technical scheme:
an ignition device with adjustable ignition parameters comprises an energy storage capacitor and a nozzle which are connected through a discharge circuit, and further comprises a frequency energy control circuit, a sampling circuit and a discharge control circuit, wherein the frequency energy control circuit comprises a frequency control circuit and an energy control circuit connected with the sampling circuit, the frequency control circuit is used for detecting the frequency of the energy storage capacitor and transmitting a frequency signal to the discharge control circuit, and the energy control circuit detects the voltage of the energy storage capacitor through the sampling circuit and transmits a voltage signal to the discharge control circuit; and the discharge control circuit controls the on-off of the discharge circuit according to the received voltage signal and the frequency signal.
The frequency energy control circuit detects the voltage and the frequency of the energy storage capacitor through the sampling circuit, and when the voltage of the energy storage capacitor reaches a preset value, the frequency energy control circuit converts the voltage into a voltage pulse signal; when the frequency of the energy storage capacitor reaches a preset value, the frequency energy control circuit converts the frequency into a frequency pulse signal. And the frequency energy control circuit sends the voltage pulse signal and the frequency pulse signal to the discharge control circuit, when the discharge control circuit receives the voltage pulse signal and the frequency pulse signal at the same time, the discharge control circuit controls the discharge circuit to be closed, the conduction of the energy storage capacitor and the electric nozzle is realized, and the energy storage capacitor can discharge and ignite to the electric nozzle. The preset voltage and frequency of the energy storage capacitor are changed through the frequency energy control circuit, so that the frequency energy control circuit sends a voltage pulse signal and a frequency pulse signal to the discharge control circuit under different voltages and frequencies, and then the discharge circuit is closed under different voltage and frequency requirements to achieve discharge ignition.
In order to better realize the utility model, further, a BIT circuit is arranged on one side of the discharge circuit in a mutual inductance mode, and the BIT circuit is used for detecting the current in the discharge circuit in the mutual inductance mode.
Through mutual inductance between the BIT circuit and the discharge circuit, current in the discharge circuit is fed back in real time, and real-time self-checking of discharge of the energy storage capacitor is achieved.
In order to better implement the utility model, the frequency control circuit comprises a frequency energy control chip, the energy control circuit comprises a transformer, a bus coil of the transformer is connected with the frequency energy control chip through a switching tube, and a sub-coil of the transformer is connected in parallel with the energy storage capacitor.
In order to better implement the utility model, the power supply further comprises an external power supply, and the external power supply is connected with the bus coil of the transformer.
In order to better implement the utility model, the discharge control circuit further comprises an and circuit connected with the frequency energy control chip and a discharge control switch arranged on the discharge circuit, and an output end of the and circuit is used for controlling the on or off of the discharge control switch.
In order to better implement the present invention, the sampling circuit further includes a sampling branch circuit connected in parallel with the energy storage capacitor, the sampling branch circuit is connected in series with a first voltage dividing resistor and a second voltage dividing resistor, and the first voltage dividing resistor and the second voltage dividing resistor are connected to the frequency energy control chip through a branch circuit.
In order to better implement the present invention, further, the BIT circuit includes an induction coil disposed at one side of the discharge circuit, and the induction coil is connected to an external current monitoring device.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
(1) the frequency energy control circuit comprises a frequency control circuit and a voltage control circuit, the voltage and the frequency of the energy storage capacitor are detected through a frequency energy control chip in the frequency energy control circuit, when the voltage and the frequency of the energy storage capacitor reach preset values, a frequency pulse signal is sent to the discharge control circuit through the frequency control circuit, a voltage pulse signal is sent to the discharge control circuit through the voltage control circuit, and when the discharge control circuit receives the voltage pulse signal and the frequency pulse signal at the same time, the discharge circuit is controlled to be closed, so that the energy storage capacitor is discharged to the electric nozzle at specific voltage and frequency;
(2) according to the utility model, the BIT circuit is arranged on one side of the discharge circuit, and induced current is generated in the BIT circuit through mutual inductance between the BIT circuit and the discharge circuit, so that the discharge current in the discharge circuit can be monitored and fed back by monitoring the induced current, and the self-checking of discharge is realized.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic circuit diagram of the present invention.
Wherein: 1-an energy storage capacitor; 2-electric nozzle; 3-a frequency energy control circuit; 4-a sampling circuit; 5-a discharge control circuit; 6-BIT circuit.
Detailed Description
Example 1:
an ignition device with adjustable ignition parameters is shown in figure 1, and comprises an energy storage capacitor 1 and a nozzle 2 which are connected through a discharge circuit, and further comprises a frequency energy control circuit 3, a sampling circuit 4 and a discharge control circuit 5, wherein the frequency energy control circuit 3 comprises a frequency control circuit and an energy control circuit connected with the sampling circuit 4, the frequency control circuit is used for detecting the frequency of the energy storage capacitor 1 and transmitting a frequency signal to the discharge control circuit 5, and the energy control circuit detects the voltage of the energy storage capacitor 1 through the sampling circuit 4 and transmits a voltage signal to the discharge control circuit 5; and the discharge control circuit 5 controls the on-off of the discharge circuit according to the received voltage signal and the frequency signal.
The frequency energy control circuit 3 detects the voltage and the frequency of the energy storage capacitor 1 through the sampling circuit 4, and when the voltage and the frequency both reach preset values, the frequency energy control circuit 3 converts the voltage into a voltage pulse signal and converts the frequency into a frequency pulse signal.
The frequency of the energy storage capacitor 1 is detected through the frequency control circuit, the frequency signal is output to the discharge control circuit 5 when the frequency reaches the standard, the voltage of the energy storage capacitor 1 is detected through the energy control circuit, the voltage signal is output to the discharge control circuit 5 when the voltage reaches the standard, the voltage and the frequency of the energy storage capacitor 1 are independently monitored, and the fact that the discharge ignition is carried out when the voltage and the frequency of the energy storage capacitor 1 reach the standard is guaranteed
The discharging circuit is normally in an off state, when the frequency energy control circuit 3 transmits the voltage pulse signal and the frequency pulse signal to the discharging control circuit 5, the discharging control circuit 5 controls the discharging circuit to be closed, and at the moment, the energy storage capacitor 1 and the electric nozzle 2 are conducted to perform discharging ignition.
Example 2:
this embodiment is further optimized on the basis of the above embodiment 1, a BIT circuit 6 is further arranged on one side of the discharge circuit in a mutual inductance manner, the BIT circuit 6 is used for detecting the current in the discharge circuit in a mutual inductance manner, and the energy storage capacitor 1 performs mutual inductance with the discharge circuit through the BIT circuit 6 in the discharge process, so as to detect the current in the discharge circuit in real time and realize the BIT feedback function.
Other parts of this embodiment are the same as those of embodiment 1, and thus are not described again
Example 3:
the present embodiment is further optimized on the basis of the foregoing embodiment 1 or 2, where the frequency control circuit includes a frequency energy control chip, the energy control circuit includes a transformer, a bus coil of the transformer is connected to the frequency energy control chip through a switching tube, and a sub-coil of the transformer is connected in parallel to the energy storage capacitor.
The frequency control circuit comprises a frequency energy control chip, the energy control circuit comprises a transformer, a bus coil of the transformer is connected with the frequency energy control chip through a switching tube, and a sub-coil of the transformer is connected with the energy storage capacitor in parallel.
The frequency energy control chip receives the voltage signal collected by the sampling circuit 4, and when the voltage of the energy storage capacitor 1 does not reach a preset value, the frequency energy control chip outputs a high level to the switching tube, so that the switching tube is conducted, and the transformer connected with the external power supply charges the energy storage capacitor 1 through mutual inductance of the parent coil and the sub-coil. When the energy storage capacitor 1 reaches a preset voltage value, the frequency energy control chip stops outputting high level, and the switching tube is disconnected at the moment to stop charging the energy storage capacitor 1.
When the voltage of the energy storage capacitor 1 reaches a preset value, the frequency energy control chip sends a high-level voltage signal to the discharge control circuit 5, and when the frequency of the energy storage capacitor 1 reaches the preset value, the frequency energy control chip sends a high-level frequency signal to the discharge control circuit 5. When the discharge control circuit 5 receives the high-level voltage signal and the high-level frequency signal at the same time, the discharge control circuit is controlled to be turned on.
The type of the frequency energy control chip is as follows: AL 422B.
The rest of this embodiment is the same as embodiment 1 or 2, and therefore, the description thereof is omitted.
Example 4:
the present embodiment is further optimized on the basis of any one of the foregoing embodiments 1 to 3, where the discharge control circuit 5 includes an and circuit connected to the frequency energy control chip and a discharge control switch disposed on the discharge circuit, and an output end of the and circuit is used to control the on or off of the discharge control switch.
The input end of the AND gate circuit is connected with the frequency energy control chip, and when the voltage of the energy storage capacitor 1 reaches a preset value, the frequency energy control chip inputs a high-level voltage signal to the AND gate circuit; when the frequency of the energy storage capacitor 1 reaches a preset value, the frequency energy control chip inputs a high-level frequency signal to the AND gate circuit. When the AND gate circuit receives the high-level voltage signal and the high-level frequency signal at the same time, the AND gate circuit outputs a control signal to the discharge control switch, so that the discharge control switch is turned off, the discharge circuit is turned on at the moment, and the energy storage capacitor 1 can discharge to the electric nozzle 2.
Other parts of this embodiment are the same as any of embodiments 1 to 3, and thus are not described again.
Example 5:
in this embodiment, a further optimization is performed on the basis of any one of embodiments 1 to 4, where the sampling circuit 4 includes a sampling branch connected in parallel with the energy storage capacitor 1, the sampling branch is connected in series with a first voltage-dividing resistor and a second voltage-dividing resistor, and the first voltage-dividing resistor and the second voltage-dividing resistor are connected to the frequency energy control chip through a branch.
Other parts of this embodiment are the same as any of embodiments 1 to 4, and thus are not described again.
Example 6:
this embodiment is further optimized on the basis of any one of the above embodiments 1 to 5, where the BIT circuit 6 includes an induction coil disposed at one side of the discharge circuit, the induction coil is connected to an external current monitoring device, and the external current monitoring device includes an ammeter and a display connected to the ammeter. The induction coil and the discharge circuit are mutually inducted, so that induction current is generated in the induction coil, the induction current is fed back through the ammeter and the display in real time, and the self-checking of the working state of the energy storage capacitor 1 is achieved.
Other parts of this embodiment are the same as any of embodiments 1 to 5, and thus are not described again.
Example 7:
an ignition device with adjustable ignition parameters is shown in fig. 1 and fig. 2, and comprises an energy storage capacitor 1 and a nozzle 2 which are connected through a discharge circuit, and is characterized by further comprising a frequency energy control circuit 3, a sampling circuit 4 and a discharge control circuit 5, wherein the frequency energy control circuit 3 detects the voltage and the frequency of the energy storage capacitor 1 through the sampling circuit 4; the frequency energy control circuit 3 transmits a voltage signal and a frequency signal to the discharge control circuit 5, and the discharge control circuit 5 controls the on-off of the discharge circuit according to the received voltage signal and frequency signal; and a BIT circuit 6 is arranged on one side of the discharge circuit in a mutual inductance mode, and the BIT circuit 6 is used for detecting the current in the discharge circuit in the mutual inductance mode.
The frequency energy control circuit 3 comprises a frequency control circuit and an energy control circuit, the frequency control circuit is used for detecting the frequency of the energy storage capacitor 1 and transmitting a frequency signal to the discharge control circuit 5, and the energy control circuit is used for detecting the voltage of the energy storage capacitor 1 and transmitting a voltage signal to the discharge control circuit 5.
The frequency control circuit comprises a frequency energy control chip U1, the energy control circuit comprises a transformer, a bus coil of the transformer is connected with the frequency energy control chip U1 through a switching tube, a sub-coil of the transformer is connected with the energy storage capacitor 1 in parallel, and the bus coil of the transformer is connected with an external power supply.
The discharge control circuit 5 comprises an and circuit U2 connected with the frequency energy control chip U1 and a discharge control switch Q1 arranged on the discharge circuit, and the output end of the and circuit U2 is used for controlling the on/off of the discharge control switch Q1.
The sampling circuit 4 comprises a sampling branch circuit connected in parallel with the energy storage capacitor 1, a first voltage division resistor R1 and a second voltage division resistor R2 are connected in series on the sampling branch circuit, and the first voltage division resistor R1 and the second voltage division resistor R2 are connected with a frequency energy control chip U1 through branch circuits.
The BIT circuit 6 includes an induction coil disposed at one side of the discharge circuit, the induction coil being connected to an external current monitoring device.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (7)
1. An ignition device with adjustable ignition parameters comprises an energy storage capacitor (1) and a nozzle (2) which are connected through a discharge circuit, and is characterized by further comprising a frequency energy control circuit (3), a sampling circuit (4) and a discharge control circuit (5), wherein the frequency energy control circuit (3) comprises a frequency control circuit and an energy control circuit connected with the sampling circuit (4), the frequency control circuit is used for detecting the frequency of the energy storage capacitor (1) and transmitting a frequency signal to the discharge control circuit (5), and the energy control circuit detects the voltage of the energy storage capacitor (1) through the sampling circuit (4) and transmits a voltage signal to the discharge control circuit (5); and the discharge control circuit (5) controls the on-off of the discharge circuit according to the received voltage signal and the frequency signal.
2. An ignition device with adjustable ignition parameters as claimed in claim 1, characterized in that a BIT circuit (6) is arranged on one side of the discharge circuit in a mutual inductance mode, and the BIT circuit (6) is used for detecting the current in the discharge circuit in the mutual inductance mode.
3. The ignition device with the adjustable ignition parameters as claimed in claim 2, wherein the frequency control circuit comprises a frequency energy control chip, the energy control circuit comprises a transformer, a main coil of the transformer is connected with the frequency energy control chip through a switching tube, and a sub-coil of the transformer is connected with the energy storage capacitor in parallel.
4. The ignition device with adjustable ignition parameters of claim 3, further comprising an external power supply, wherein the external power supply is connected with a bus coil of the transformer.
5. An ignition device with adjustable ignition parameters according to any one of claims 1-4, characterized in that the discharge control circuit (5) comprises an AND gate connected to the energy control chip and a discharge control switch disposed on the discharge circuit, and the output end of the AND gate is used for controlling the on or off of the discharge control switch.
6. An ignition device with adjustable ignition parameters according to any one of claims 1 to 4, characterized in that the sampling circuit (4) comprises a sampling branch connected in parallel with the energy storage capacitor (1), a first voltage dividing resistor and a second voltage dividing resistor are connected in series on the sampling branch, and the first voltage dividing resistor and the second voltage dividing resistor are connected with the frequency energy control chip through a branch.
7. An ignition device with adjustable ignition parameters according to any one of claims 2-4, characterized in that the BIT circuit (6) comprises an induction coil arranged at one side of the discharge circuit, and the induction coil is connected with an external current monitoring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023236203.0U CN215675296U (en) | 2020-12-29 | 2020-12-29 | Ignition device with adjustable ignition parameters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023236203.0U CN215675296U (en) | 2020-12-29 | 2020-12-29 | Ignition device with adjustable ignition parameters |
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| Publication Number | Publication Date |
|---|---|
| CN215675296U true CN215675296U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023236203.0U Active CN215675296U (en) | 2020-12-29 | 2020-12-29 | Ignition device with adjustable ignition parameters |
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| CN (1) | CN215675296U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151260A (en) * | 2021-11-08 | 2022-03-08 | 四川泛华航空仪表电器有限公司 | Ignition device with state control and BIT functions |
| CN114856881A (en) * | 2022-04-20 | 2022-08-05 | 中国航发沈阳发动机研究所 | Self-diagnosis technology design method and system for aviation ignition system |
-
2020
- 2020-12-29 CN CN202023236203.0U patent/CN215675296U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151260A (en) * | 2021-11-08 | 2022-03-08 | 四川泛华航空仪表电器有限公司 | Ignition device with state control and BIT functions |
| CN114856881A (en) * | 2022-04-20 | 2022-08-05 | 中国航发沈阳发动机研究所 | Self-diagnosis technology design method and system for aviation ignition system |
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