CN208272944U - A kind of quick triggering and conducting device of electronic switch - Google Patents
A kind of quick triggering and conducting device of electronic switch Download PDFInfo
- Publication number
- CN208272944U CN208272944U CN201820685340.6U CN201820685340U CN208272944U CN 208272944 U CN208272944 U CN 208272944U CN 201820685340 U CN201820685340 U CN 201820685340U CN 208272944 U CN208272944 U CN 208272944U
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- Prior art keywords
- electronic switch
- transformer
- capacitor
- power supply
- controllable silicon
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- 239000003990 capacitor Substances 0.000 claims abstract description 24
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 20
- 239000010703 silicon Substances 0.000 claims abstract description 20
- 230000005611 electricity Effects 0.000 claims description 4
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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- Generation Of Surge Voltage And Current (AREA)
Abstract
The utility model relates to a kind of quick triggering and conducting device of electronic switch, including electronic switch, the first control terminal a of the electronic switch connects one end of transformer T secondary coil, and the second control terminal b of electronic switch connects the other end of secondary transformer；The first output end of the power supply Us is connected with the end of incoming cables of reactor L, the leading-out terminal of reactor L is connected with the anode of diode VD, the cathode of diode VD is connected with the anode of controllable silicon SCR, the cathode of controllable silicon SCR is connected with one end of transformer T primary coil, the other end of transformer T primary coil is connected with the second output terminal of power supply Us, between the cathode of an end Jie diode VD and the anode of controllable silicon SCR of the capacitor C, between another second output terminal for terminating at power supply Us and transformer T primary coil of capacitor C.The utility model has safe and reliable, simple and durable, simple operation and other advantages, by adjusting the output voltage of power supply Us, effectively can quickly trigger electronic switch.
Description
Technical field
The utility model relates to electronic switch triggering and conducting technical field, especially a kind of quick triggering and conducting of electronic switch
Device.
Background technique
Electronic switching element is many with its reliable performance, stable voltage output, wider voltage conditioning range etc.
Advantage, Electric Traction, electromechanical soft start, in terms of obtain universal utilization.Electronic switching element is normally transported
Capable essential condition is the triggering of trigger circuit, and the country relatively mostly uses analog trigger circuit and Digit trigger circuit at present,
Wherein, as follows the shortcomings that analog trigger circuit: 1. to be influenced by status all kinds of in power grid；2. it is weaker to trigger effect；3. pulse
Controller is easily had a fever；4. triggering the disadvantages such as power is low；And the shortcomings that Digit trigger circuit, is as follows: 1. complying with voltage ripple of power network
Ability is poor；2. cost is higher.
Utility model content
The purpose of this utility model is to provide a kind of by adjusting the electric energy stored in capacitor C, effectively can quickly touch
The quick triggering and conducting device of electronic switch for the sub switch that generates electricity.
To achieve the above object, the utility model uses a kind of following technical scheme: quick triggering and conducting of electronic switch
Transformer T including electronic switch, for converting primary coil voltage and current signal, device is stored up for quick release capacitor C
The controllable silicon SCR for the electric energy deposited, for the capacitor C of electric energy necessary to stored electrons switch triggering, for controlling capacitor C
The diode VD of the directionality of charging, it charges for the reactor L of limiting capacitance device C charging current and for providing capacitor C
The power supply Us of necessary energy, the first control terminal a of the electronic switch connect one end of transformer T secondary coil, electronic cutting
The the second control terminal b closed connects the other end of secondary transformer；The first output end of the power supply Us and the inlet wire of reactor L
End is connected, and the leading-out terminal of reactor L is connected with the anode of diode VD, the cathode and the anode phase of controllable silicon SCR of diode VD
Even, the cathode of controllable silicon SCR is connected with one end of transformer T primary coil, the other end and power supply Us of transformer T primary coil
Second output terminal be connected, between the cathode of an end Jie diode VD and the anode of controllable silicon SCR of the capacitor C, electricity
Between another second output terminal for terminating at power supply Us and transformer T primary coil of container C.
The controllable silicon SCR controls it by the controller being mounted in control cabinet and cut-offs.
As shown from the above technical solution, the utility model has the following beneficial effects: the utility model has securely and reliably, simply
Durable, simple operation and other advantages effectively can quickly trigger electronic switch by adjusting the output voltage of power supply Us.
Detailed description of the invention
Fig. 1 is the electrical schematic diagram of the utility model.
Specific embodiment
As shown in Figure 1, a kind of quick triggering and conducting device of electronic switch, including electronic switch, for converting primary coil
The transformer T of voltage and current signal, it is opened for the controllable silicon SCR of the quick release capacitor C electric energy stored, for stored electrons
Close the capacitor C of electric energy necessary to triggering, the diode VD for controlling the directionality that capacitor C charges, for limiting electricity
Container C charging current and the reactor L for preventing capacitor C from damaging by overcurrent and for provide capacitor C charging necessary to
The power supply Us of energy, the first control terminal a of the electronic switch connect one end of transformer T secondary coil, and the second of electronic switch
Control terminal b connects the other end of secondary transformer；The first output end of the power supply Us is connected with the end of incoming cables of reactor L,
The leading-out terminal of reactor L is connected with the anode of diode VD, and the cathode of diode VD is connected with the anode of controllable silicon SCR, controllably
The cathode of silicon SCR is connected with one end of transformer T primary coil, the other end of transformer T primary coil and the second of power supply Us
Output end is connected, between the cathode of an end Jie diode VD and the anode of controllable silicon SCR of the capacitor C, capacitor C's
Between another second output terminal for terminating at power supply Us and transformer T primary coil.The controllable silicon SCR is by being mounted on control
Controller in cabinet controls it and cut-offs.
The working principle of the utility model is as follows: under normal circumstances, power supply Us provides the alternating voltage of variation, due to two poles
The directionality of capacitor C charging is effectively ensured, after capacitor C charging complete, by passing through device in pipe VD one-way conduction characteristic
In controller control controllable silicon SCR fast conducting, controllable silicon SCR conducting after quick release capacitor C store electric energy, return
High frequency oscillation discharge current is formed in road, medium-high frequency concussion discharge current in primary side circuit is converted secondary side electronic switch by transformer T
Voltage and current signal required for triggering and conducting, and then trigger electronic switch.
In conclusion the utility model has safe and reliable, simple and durable, simple operation and other advantages, by adjusting power supply
The output voltage of Us effectively can quickly trigger electronic switch.
Claims (2)
1. a kind of quick triggering and conducting device of electronic switch, it is characterised in that: including electronic switch, for converting primary coil electricity
The transformer T of current voltage signal, it is switched for the controllable silicon SCR of the quick release capacitor C electric energy stored, for stored electrons
The capacitor C of electric energy necessary to triggering, the diode VD for controlling the directionality that capacitor C charges, it is used for limiting capacitance
The reactor L of device C charging current and for provide capacitor C charge necessary to energy power supply Us, the electronic switch
First control terminal a connects one end of transformer T secondary coil, and the second control terminal b of electronic switch connects the another of secondary transformer
One end；The first output end of the power supply Us is connected with the end of incoming cables of reactor L, and the leading-out terminal of reactor L is with diode VD's
Anode is connected, and the cathode of diode VD is connected with the anode of controllable silicon SCR, the cathode and transformer T primary coil of controllable silicon SCR
One end be connected, the other end of transformer T primary coil is connected with the second output terminal of power supply Us, one end of the capacitor C
It connects between the cathode of diode VD and the anode of controllable silicon SCR, another second output terminal for terminating at power supply Us of capacitor C
Between transformer T primary coil.
2. the quick triggering and conducting device of electronic switch according to claim 1, it is characterised in that: the controllable silicon SCR is logical
It crosses the controller being mounted in control cabinet and controls it and cut-off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685340.6U CN208272944U (en) | 2018-05-09 | 2018-05-09 | A kind of quick triggering and conducting device of electronic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685340.6U CN208272944U (en) | 2018-05-09 | 2018-05-09 | A kind of quick triggering and conducting device of electronic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208272944U true CN208272944U (en) | 2018-12-21 |
Family
ID=64682210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820685340.6U Active CN208272944U (en) | 2018-05-09 | 2018-05-09 | A kind of quick triggering and conducting device of electronic switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208272944U (en) |
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2018
- 2018-05-09 CN CN201820685340.6U patent/CN208272944U/en active Active
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