CN207752097U - A kind of power module insulation withstand-voltage test bench - Google Patents
A kind of power module insulation withstand-voltage test bench Download PDFInfo
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- CN207752097U CN207752097U CN201721800688.7U CN201721800688U CN207752097U CN 207752097 U CN207752097 U CN 207752097U CN 201721800688 U CN201721800688 U CN 201721800688U CN 207752097 U CN207752097 U CN 207752097U
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- fixed
- testboard
- power module
- link block
- elevating lever
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Abstract
The utility model is related to a kind of power module insulation withstand-voltage test benchs,Including fixed column,Display screen,Testboard,Support leg,Pressure sensor,Link block,Analog-digital converter and microcontroller,The fixed column is fixed on testboard left end,The fixed column upper end is fixedly connected with link block,The link block upper end is fixed with cylinder,The cylinder lower end is fixed with elevating lever,The elevating lever lower end passes through link block,And it extends to below link block,The elevating lever lower end is fixedly connected with the pressing plate,The support leg is fixed on testboard lower end,The pressure sensor is fixed on testboard upper end,The pressure sensor is located at immediately below pressing plate,The analog-digital converter and microcontroller are each attached in testboard,The cylinder is fixedly connected with the pressing plate by elevating lever,There are four the support leg is set,Four support legs are symmetrically fixed on testboard lower face,The utility model accuracy is high,Convenient for observation,And it is simple in structure,It is easy to operation.
Description
Technical field
The utility model is related to power module product accessories field, specially a kind of power module insulation withstand-voltage test bench.
Background technology
Power module is the power supply unit that can directly mount on a printed circuit, its main feature is that can be special integrated
Circuit (ASIC), digital signal processor (DSP), microprocessor, memory, field programmable gate array (FPGA) and other numbers
Word or fictitious load provide power supply.In general, this generic module is known as loading point (POL) power system or uses point source
Supply system (PUPS).The advantages of due to modular organization, is a lot of, and modular power source is widely used in switching equipment, access is set
The communications fields such as standby, mobile communication, microwave communication and optical transport, router and automotive electronics, aerospace etc..Due to electric appliance
In long-term work, the effect of rated operational voltage is not only born, still suffers from and causes being higher than for short time in operating process
The overvoltage effect of rated operational voltage (overvoltage value is likely to be greater than several times of rated operational voltage value).In these voltages
Under the action of, the internal structure of electrical insulating material will change.When having served as voltage strength and reaching certain certain value, material will be made
The insulation breakdown of material, electric appliance will be not normally functioning, and operator may get an electric shock, and jeopardize personal safety, so power module system
It has to carry out insulation voltage-withstand test by power module insulation withstand-voltage test bench after to ensure the safety used.Currently,
Used power module voltage-withstand test workbench, structure design is unreasonable, is carried out at the same time two power module tests, causes to survey
It is low to try efficiency, and test table plug is inconvenient, big inconvenience is brought when test to staff, it is time-consuming to take
Power.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of power module insulation voltage-withstand test
Platform, to solve the problems mentioned in the above background technology, the utility model are easy to use, easy to operate, and systematicness is high, practicability
By force.
To achieve the above object, the utility model provides the following technical solutions：A kind of power module insulation withstand-voltage test bench,
Including fixed column, display screen, testboard, support leg, pressure sensor, pressing plate, elevating lever, cylinder, link block, analog-digital converter
And microcontroller, the fixed column are fixed on testboard left end, the fixed column upper end is fixedly connected with link block, the connection
Block upper end is fixed with cylinder, and the cylinder lower end is fixed with elevating lever, and the elevating lever lower end passes through link block, and the company of extending to
It connects below block, the elevating lever lower end is fixedly connected with the pressing plate, and the support leg is fixed on testboard lower end, the pressure sensing
Device is fixed on testboard upper end, and the pressure sensor is located at immediately below pressing plate, and the analog-digital converter and microcontroller are solid
It is scheduled in testboard.
Further, the cylinder is fixedly connected with the pressing plate by elevating lever.
Further, there are four the support leg is set, four support legs are symmetrically fixed on testboard lower face.
Further, the pressure sensor is electrically connected with analog-digital converter.
Further, the analog-digital converter is electrically connected with microcontroller.
Further, the microcontroller is electrically connected with display screen.
Further, the display screen is the energy saving screens of LED.
Compared with prior art, the utility model has the beneficial effects that：Because the utility model be added to cylinder, elevating lever with
And pressing plate, the design is convenient for pressing to power module, and pressure constantly increases as time goes by, is utilized to realize
Different pressures are tested, and the accuracy of measurement is improved, because the utility model be added to pressure sensor, analog-digital converter,
Microcontroller and display screen, the design is convenient for accurately measuring the compressive resistance of power module, the utility model accuracy
Height, convenient for observing, and it is simple in structure, it is easy to operation.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of testboard sectional view in the utility model；
Fig. 3 is the structural schematic diagram of system block diagram in the utility model；
In reference numeral：1. fixed column；2. display screen；3. testboard；4. support leg；5. pressure sensor；6. pressing plate；7.
Elevating lever；8. cylinder；9. link block；10. analog-digital converter；11. microcontroller.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of power module insulation withstand-voltage test bench 3, packet
Include fixed column 1, display screen 2, testboard 3, support leg 4, pressure sensor 5, pressing plate 6, elevating lever 7, cylinder 8, link block 9, mould
Number converter 10 and microcontroller 11, fixed column 1 are fixed on 3 left end of testboard, and 1 upper end of fixed column is fixedly connected with link block 9,
9 upper end of link block is fixed with cylinder 8, and 8 lower end of cylinder is fixed with elevating lever 7, and 7 lower end of elevating lever passes through link block 9, and extends to
9 lower section of link block, 7 lower end of elevating lever are fixedly connected with pressing plate 6, and support leg 4 is fixed on 3 lower end of testboard, and pressure sensor 5 is solid
It is scheduled on 3 upper end of testboard, pressure sensor 5 is located at immediately below pressing plate 6, and analog-digital converter 10 and microcontroller 11 are each attached to survey
In test stand 3.
Cylinder 8 is fixedly connected by elevating lever 7 with pressing plate 6, and there are four support leg 4 is set, four support legs 4 are symmetrically fixed on
On 3 lower face of testboard, pressure sensor 5 is electrically connected with analog-digital converter 10, and analog-digital converter 10 is electrical with microcontroller 11
Connection, microcontroller 11 are electrically connected with display screen 2, and display screen 2 is the energy saving screens of LED.
When the utility model at work：Power module is placed on 5 upper end of pressure sensor, pressure sensing by staff first
Device 5 collects the gravitation information of power module, and will be collected into gravitation information and be transmitted to analog-digital converter 10, and analog-digital converter 10 connects
The information received is converted to data and is transmitted to microcontroller 11, and microcontroller 11, which is converted to the data received, to be instructed and be transmitted to display
Screen 2, display screen 2 shows the gravity of power module, and records numerical value, as numerical value one, and then staff starts gas
Cylinder 8, the work of cylinder 8 drive elevating lever 7 to move down, and elevating lever 7, which moves down, to be moved pressing plate 6 and move down, and pressing plate 6 is to moving down
Dynamic to press to power module upper end, the numerical value on display screen 2 works as electricity as the intensity of pressure of pressure changes and changes at this time
Source module records the numerical value of display screen 2, as numerical value two in the moment of damage, and it is power module that numerical value two, which subtracts numerical value one,
Compressive resistance, because the utility model is added to cylinder 8, elevating lever 7 and pressing plate 6, which is convenient for applying power module
Pressure, and pressure constantly increases as time goes by, is tested using different pressures to realize, the accurate of measurement is improved
Degree, because the utility model is added to pressure sensor 5, analog-digital converter 10, microcontroller 11 and display screen 2, which is convenient for
The compressive resistance of power module is accurately measured, the utility model accuracy is high, convenient for observing, and it is simple in structure, it is convenient for
Operation.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of power module insulation withstand-voltage test bench (3), including fixed column (1), display screen (2), testboard (3), support leg
(4), pressure sensor (5), pressing plate (6), elevating lever (7), cylinder (8), link block (9), analog-digital converter (10) and monolithic
Machine (11), it is characterised in that：The fixed column (1) is fixed on testboard (3) left end, fixed column (1) upper end and link block
(9) it is fixedly connected, link block (9) upper end is fixed with cylinder (8), and cylinder (8) lower end is fixed with elevating lever (7), institute
It states elevating lever (7) lower end and passes through link block (9), and extend to below link block (9), elevating lever (7) lower end and pressing plate (6)
It is fixedly connected, the support leg (4) is fixed on testboard (3) lower end, and the pressure sensor (5) is fixed on testboard (3)
End, the pressure sensor (5) are located at immediately below pressing plate (6), and the analog-digital converter (10) and microcontroller (11) are fixed
In testboard (3).
2. a kind of power module insulation withstand-voltage test bench (3) according to claim 1, it is characterised in that：The cylinder (8)
It is fixedly connected with pressing plate (6) by elevating lever (7).
3. a kind of power module insulation withstand-voltage test bench (3) according to claim 1, it is characterised in that：The support leg
(4) there are four setting, four support legs (4) are symmetrically fixed on testboard (3) lower face.
4. a kind of power module insulation withstand-voltage test bench (3) according to claim 1, it is characterised in that：The pressure passes
Sensor (5) is electrically connected with analog-digital converter (10).
5. a kind of power module insulation withstand-voltage test bench (3) according to claim 1, it is characterised in that：The modulus turns
Parallel operation (10) is electrically connected with microcontroller (11).
6. a kind of power module insulation withstand-voltage test bench (3) according to claim 1, it is characterised in that：The microcontroller
(11) it is electrically connected with display screen (2).
7. a kind of power module insulation withstand-voltage test bench (3) according to claim 1, it is characterised in that：The display screen
(2) it is the energy saving screens of LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721800688.7U CN207752097U (en) | 2017-12-19 | 2017-12-19 | A kind of power module insulation withstand-voltage test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721800688.7U CN207752097U (en) | 2017-12-19 | 2017-12-19 | A kind of power module insulation withstand-voltage test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207752097U true CN207752097U (en) | 2018-08-21 |
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ID=63149900
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721800688.7U Active CN207752097U (en) | 2017-12-19 | 2017-12-19 | A kind of power module insulation withstand-voltage test bench |
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| CN (1) | CN207752097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110888034A (en) * | 2019-12-06 | 2020-03-17 | 苏州苏汀达自动化科技有限公司 | Avalanche photodiode avalanche bias voltage searching device |
-
2017
- 2017-12-19 CN CN201721800688.7U patent/CN207752097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110888034A (en) * | 2019-12-06 | 2020-03-17 | 苏州苏汀达自动化科技有限公司 | Avalanche photodiode avalanche bias voltage searching device |
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