CN205792295U - A kind of electric automatization testboard - Google Patents
A kind of electric automatization testboard Download PDFInfo
- Publication number
- CN205792295U CN205792295U CN201620667920.3U CN201620667920U CN205792295U CN 205792295 U CN205792295 U CN 205792295U CN 201620667920 U CN201620667920 U CN 201620667920U CN 205792295 U CN205792295 U CN 205792295U
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- China
- Prior art keywords
- power supply
- testboard
- pulse
- high voltage
- modulation switch
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Abstract
The utility model discloses a kind of electric automatization testboard, including a high-voltage pulse power source, high-voltage pulse power source includes controlling power supply and high voltage power supply, control power supply and high voltage power supply to be inputted by 220V alternating voltage, also include a pulse transformer, in pulse transformer, armature winding is 6 circles, in pulse transformer, secondary windings is 24 circles, a modulation switch it is provided with between pulse transformer and high voltage power supply, 4 metal-oxide-semiconductors in cascaded structure it are provided with in modulation switch, modulation switch connects a pressure-equalizing device, modulation switch is also connected with one drive circuit, drive circuit connects a control circuit, control circuit connects control power supply, high voltage power supply and pulse signal generator, control circuit controls modulation switch and is switched on or off.This utility model is designed by optimization, improves safety, reliability and maintainability that testboard runs, is particularly well-suited to the detection of element in electric automatization equipment, enhances detection stability, improve the serviceability of testboard.
Description
Technical field
This utility model relates to technical field of electric automation, particularly to a kind of electric automatization testboard.
Background technology
In the production test procedure of electric components, according to national standard requirement, it is aging that some product needed does pulse
Deterioration test is tested, thus needs to use high-voltage pulse power source.But in testboard now, for high-voltage pulse power source
, there is the problem that safety, reliability, maintainability and sustainability are poor in regulation and control model.
Utility model content
The purpose of this utility model is to solve above-mentioned deficiency, it is provided that a kind of electric automatization testboard, has good
Safety, reliability, maintainability and sustainability.
This utility model is solved the technical problem that to realize by the following technical solutions:
A kind of electric automatization testboard, including a high-voltage pulse power source, described high-voltage pulse power source includes controlling power supply
With high voltage power supply, described control power supply and high voltage power supply are inputted by 220V alternating voltage, also include a pulse transformer, described
In pulse transformer, no-load voltage ratio is 1: 4, and in described pulse transformer, armature winding is 6 circles, secondary windings in described pulse transformer
Be 24 circles, between described pulse transformer and described high voltage power supply, be provided with a modulation switch, be provided with in described modulation switch 4 in
The metal-oxide-semiconductor of cascaded structure, described modulation switch connects a pressure-equalizing device, and described modulation switch is also connected with one drive circuit, described
Drive circuit connects a control circuit, and described control circuit connects described control power supply, high voltage power supply and pulse signal generator,
Described control circuit controls described modulation switch and is switched on or off.
Described high voltage power supply is linear power supply.
Described high voltage power supply includes pressure regulator, mains transformer and straightening and filtering unit.
The no-load voltage ratio of described mains transformer is 1: 4.5.
4 described metal-oxide-semiconductors are identical structure.
This utility model compared with prior art has following outstanding advantages and effect: this utility model is set by optimization
Meter, improves safety, reliability and maintainability that testboard runs, is particularly well-suited to the inspection of element in electric automatization equipment
Survey, enhance detection stability, improve the serviceability of testboard.
Feature of the present utility model see graphic and the most preferably embodiment the detailed description of this case and obtains clear
Ground is understood.
Accompanying drawing explanation
Fig. 1 is the overall control structure schematic diagram of this utility model embodiment.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect, under
Face combines and is specifically illustrating, and this utility model is expanded on further.
As it is shown in figure 1, a kind of electric automatization testboard that this utility model provides, including a high-voltage pulse power source, high
The pressure pulse power includes controlling power supply 1 and high voltage power supply 2, controls power supply 1 and high voltage power supply 2 and is inputted by 220V alternating voltage,
High voltage power supply 2 is linear power supply, and high voltage power supply 2 includes pressure regulator 21, mains transformer 22 and straightening and filtering unit 23, and power supply becomes
The no-load voltage ratio of depressor 22 is 1: 4.5, also includes a pulse transformer 7, and in pulse transformer 7, no-load voltage ratio is 1: 4, in pulse transformer 7
Armature winding 71 is 6 circles, and in pulse transformer 7, secondary windings 72 is 24 circles, is provided with between pulse transformer 7 and high voltage power supply 2
One modulation switch 6, is provided with 61,4 metal-oxide-semiconductors 61 of 4 metal-oxide-semiconductors in cascaded structure and opens in identical structure, modulation in modulation switch 6
Closing 6 connection one pressure-equalizing devices 8, modulation switch 6 is also connected with one drive circuit 5, and drive circuit 5 connects a control circuit 4, controls electricity
Road 4 connects control power supply 1, high voltage power supply 2 and pulse signal generator 3, and control circuit 2 controls modulation switch 6 and is switched on or off.
According to said structure, operation principle of the present utility model is: first 220V alternating voltage is delivered to control electricity respectively
In source 1 and high voltage power supply 2, high voltage power supply 2 uses linear power supply, can complete to export high direct voltage, utilize pressure regulator 21, power supply
Transformator 22 and straightening and filtering unit 23 can complete continuously adjustabe, and pressure regulator uses 200W, and control circuit 4 controls modulation switch
6 turn on and off, when opening, high voltage power supply 2 completes high direct voltage output, in time turning off, exports no-voltage, all press-fits
Put for stablizing the voltage on four metal-oxide-semiconductors 61, thus ensure that it normally works.Pulse signal generator 3 is used for triggering pulse
Generation, input to modulation switch 6 after control circuit 4, drive circuit 5 Amplification and insulation, control circuit 4 serves overvoltage
Overcurrent protection, completes first VD and electric current to high voltage power supply 2 and is sampled, and input to control circuit 4
In, by the comparative analysis of control circuit 4, it is determined whether overvoltage or excessively stream, if overvoltage or over-current phenomenon avoidance occur, then control
Circuit 4 exports zero level, adjusts switch 6 and quits work, thus completes protection.
This utility model is designed by optimization, improves safety, reliability and maintainability that testboard runs, the suitableeest
The detection of element in electric automatization equipment, enhances detection stability, improves the serviceability of testboard.
As known by the technical knowledge, this utility model can be by other essence without departing from its spirit or the reality of essential feature
The scheme of executing realizes.Therefore, embodiment disclosed above, for each side, all it is merely illustrative, is not only
's.All in the range of this utility model or be equal to the change in the range of this utility model all by this utility model bag
Contain.
Claims (5)
1. an electric automatization testboard, including a high-voltage pulse power source, it is characterised in that: described high-voltage pulse power source includes
Control power supply and high voltage power supply, described control power supply and high voltage power supply to be inputted by 220V alternating voltage, also include that a pulse becomes
Depressor, in described pulse transformer, no-load voltage ratio is 1: 4, and in described pulse transformer, armature winding is 6 circles, in described pulse transformer
Secondary windings is 24 circles, is provided with a modulation switch, in described modulation switch between described pulse transformer and described high voltage power supply
Being provided with 4 metal-oxide-semiconductors in cascaded structure, described modulation switch connects a pressure-equalizing device, and described modulation switch is also connected with a driving
Circuit, described drive circuit connects a control circuit, and described control circuit connects described control power supply, high voltage power supply and pulse letter
Number generator, described control circuit controls described modulation switch and is switched on or off.
A kind of electric automatization testboard the most according to claim 1, it is characterised in that: described high voltage power supply is linear electricity
Source.
A kind of electric automatization testboard the most according to claim 1, it is characterised in that: described high voltage power supply includes pressure regulation
Device, mains transformer and straightening and filtering unit.
A kind of electric automatization testboard the most according to claim 3, it is characterised in that: the no-load voltage ratio of described mains transformer
It is 1: 4.5.
A kind of electric automatization testboard the most according to claim 1, it is characterised in that: 4 described metal-oxide-semiconductors are identical knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620667920.3U CN205792295U (en) | 2016-06-23 | 2016-06-23 | A kind of electric automatization testboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620667920.3U CN205792295U (en) | 2016-06-23 | 2016-06-23 | A kind of electric automatization testboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205792295U true CN205792295U (en) | 2016-12-07 |
Family
ID=58129194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620667920.3U Expired - Fee Related CN205792295U (en) | 2016-06-23 | 2016-06-23 | A kind of electric automatization testboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205792295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635719A (en) * | 2021-08-05 | 2021-11-12 | 邢玲玲 | Electric vehicle tyre inflation device |
-
2016
- 2016-06-23 CN CN201620667920.3U patent/CN205792295U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635719A (en) * | 2021-08-05 | 2021-11-12 | 邢玲玲 | Electric vehicle tyre inflation device |
| CN113635719B (en) * | 2021-08-05 | 2022-03-08 | 邢玲玲 | Electric vehicle tyre inflation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20170623 |