CN107656217A - A kind of power module production measurement jig - Google Patents
A kind of power module production measurement jig Download PDFInfo
- Publication number
- CN107656217A CN107656217A CN201710768795.4A CN201710768795A CN107656217A CN 107656217 A CN107656217 A CN 107656217A CN 201710768795 A CN201710768795 A CN 201710768795A CN 107656217 A CN107656217 A CN 107656217A
- Authority
- CN
- China
- Prior art keywords
- load
- power module
- tested
- measurement jig
- parallel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The invention discloses a kind of power module production measurement jig,Including flat board,The upper surface of flat board is provided with tested power module,Tested power module includes input and output end,Input is connected with D.C. regulated power supply,The first ammeter and switch are in series with the connection line of D.C. regulated power supply and input,And it is parallel with first voltage table,Output end is connected with load blocks,And load blocks are in series with switch,Load blocks include the first load,Second load and the 3rd load,First load,Second load and the 3rd load parallel connection,And first loads,Second load and the 3rd load are in series with slide rheostat,Second ammeter and switch,First load,The both ends of second load and the 3rd load are parallel with second voltage table,The device can be tested under various circumstances,Such as different temperatures,Every fundamental characteristics of power module under conditions of humidity,A variety of security features of power module can also be tested simultaneously,It is worthy to be popularized.
Description
Technical field
The present invention relates to power module production technical field, specially a kind of power module production measurement jig.
Background technology
The classification that measurement jig belongs to below tool, it is specially to the function of product, the calibration of power, life-span, performance
Etc. a kind of tool tested, tested, it is mainly used for the test of the indices of product on a production line.In power module
Production process in, in order to understand the characteristic of power module, need also exist for using special measurement jig.
But existing power module measurement jig has following defect, first, existing power module measurement jig leads to
Often only test power module input characteristics, output characteristics and load characteristic, and the leakage current of power module, isolation voltage and absolutely
Edge resistance etc. does not measure so that the security of power module can not be guaranteed；Second, power module in actual use can
Influenceed by surrounding environment such as temperature and humidity, and existing power module measurement jig can not be tested under various circumstances
The characteristic of power module, in order to solve these problems, thus devise a kind of power module production measurement jig.
The content of the invention
In order to overcome the shortcomings of prior art, the present invention provides a kind of power module production measurement jig, can
Test under various circumstances, such as every fundamental characteristics of power module under conditions of different temperatures, humidity, while can also test electricity
A variety of security features of source module, are worthy to be popularized.
The technical solution adopted for the present invention to solve the technical problems is：A kind of power module production measurement jig, bag
Flat board is included, the upper surface of the flat board is provided with isolation cover, and is provided with tested power module, the tested electricity in isolation cover
Source module includes input and output end, and input is connected with D.C. regulated power supply, the D.C. regulated power supply and input
Connection line on be in series with the first ammeter and switch, and is parallel with the connection line of D.C. regulated power supply and input
One voltmeter, the output end is connected with load blocks, and load blocks are in series with switch, and it is negative that the load blocks include first
Carry, second load and the 3rd load, it is described first load, second load and the 3rd load parallel connection, and first load, second
Load and the 3rd load are in series with slide rheostat, the second ammeter and switch, first load, the second load and the 3rd
The both ends of load are parallel with second voltage table.
As a kind of preferable technical scheme of the present invention, the upper surface of the flat board is provided with electrical heating block, and electrical heating
Block is loop configuration, and the electrical heating block is enclosed on the outside of tested power module.
As a kind of preferable technical scheme of the present invention, the both ends of the tested power module are parallel with oscillograph.
As a kind of preferable technical scheme of the present invention, the tested power module is arranged above fog-spray nozzle, and
Fog-spray nozzle is fixedly connected by support with flat board, and the fog-spray nozzle and support are respectively positioned on the inside of isolation cover.
As a kind of preferable technical scheme of the present invention, the output end is connected with pressure-resistant leakage tester, and pressure-resistant lets out
Leakage tester is connected in parallel with load blocks, and the pressure-resistant leakage tester is in series with switch.
As a kind of preferable technical scheme of the present invention, the tested power module includes housing, and the surface of housing connects
It is connected to ohmmeter.
As a kind of preferable technical scheme of the present invention, the bottom surface of the flat board is fixedly connected with rubber blanket.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) present invention in the outside of tested power module by being cased with annular electrical heating block so that can test not
Every characteristic of power module is tested under the conditions of synthermal, while fog-spray nozzle is arranged above in tested power module, is made
Can test under the conditions of different humidity the every characteristic for being tested power module so that the test of tested power module more meets reality
Border.
It is (2) of the invention by with the addition of pressure-resistant leakage tester on the basic test architecture basics of tested power module,
Allow to test the leakage current and isolation voltage of tested power module, while ohm is connected on the housing of tested power module
Table, in conjunction with fog-spray nozzle and electrical heating block so that insulaion resistance of the tested power module under different humitures can be tested,
Allow to be better understood upon the security feature of tested power module, the safety of tested power module is guaranteed.
Brief description of the drawings
Fig. 1 is the integrated circuit structural representation of the present invention；
Fig. 2 is the tested power module sectional view of the present invention；
Fig. 3 is the tested power module top view of the present invention.
In figure：1- flat boards；2- isolation covers；3- is tested power module；4- inputs；5- output ends；6- D.C. regulated power supplies；
The ammeters of 7- first；8- is switched；9- first voltage tables；10- load blocks；11- first is loaded；12- second is loaded；13- the 3rd
Load；14- slide rheostats；The ammeters of 15- second；16- second voltage tables；17- electrical heating blocks；18- oscillographs；19- sprays
Head；20- supports；21- is pressure-resistant leakage tester；22- housings；23- ohmmeters；24- rubber blankets.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The explanation of following embodiment is refer to the attached drawing, can be to the specific embodiment implemented to the example present invention.
The direction and position term that the present invention is previously mentioned, for example, " on ", " in ", " under ", "front", "rear", "left", "right", " interior ", "
Outside ", " side " etc., only it is direction and position with reference to annexed drawings.Therefore, the direction and position term used is to illustrate
And understand the present invention, and it is not used to the limitation present invention.
Embodiment：
As shown in Figures 2 and 3, it is described the invention provides a kind of power module production measurement jig, including flat board 1
The bottom surface of flat board 1 is fixedly connected with rubber blanket 24, for preventing external environment from being had an impact to the test for being tested power module 3,
The upper surface of the flat board 1 is provided with isolation cover 2, and is provided with tested power module 3 in isolation cover 2 so that tested power supply
Module 3 is not affected by the external environment, and the upper surface of the flat board 1 is provided with electrical heating block 17, and electrical heating block 17 is ring junction
Structure so that each spot temperature of tested power module 3 is uniform, and the electrical heating block 17 is enclosed on the outside of tested power module 3, makes
The external temperature that electrical heating block 17 changes tested power module 3 can be passed through by obtaining so that can be tested and be tested at different temperatures
The characteristic of power module 3, the tested power module 3 is arranged above fog-spray nozzle 19, and fog-spray nozzle 19 passes through support 20
It is fixedly connected with flat board 1, the fog-spray nozzle 19 and support 20 are respectively positioned on the inside of isolation cover 2 so that can pass through fog-spray nozzle 19
Change the outer moisture of tested power module 3 so that the characteristic that power module 3 is tested under different humidity can be tested so that
The test of tested power module 3 more meets reality.
As shown in figure 1, the tested power module 3 includes input 4 and output end 5, the two of the tested power module 3
End be parallel with oscillograph 18 so that can measure tested power module 3 output ripple and voltage, electric current peak value and effectively
Value etc., the input 4 is connected with D.C. regulated power supply 6, and the D.C. regulated power supply 6 on the connection line of input 4 with going here and there
The first ammeter 7 and switch 8 are associated with, switch 8 herein has an impact for D.C. regulated power supply 6 to other measurements, and direct current
For voltage-stabilized power supply 6 with being parallel with first voltage table 9 on the connection line of input 4, the input for testing tested power module 3 is special
Property, the output end 5 is connected with load blocks 10, and load blocks 10 are in series with switch 8, and switch 8 herein is used to prevent from bearing
Carry module 10 to have an impact other measurements, the load blocks 10 include first load the 11, second load 12 and the 3rd load
13, the first load 11, second load 12 and the 3rd load 13 are connected in parallel, and first the 11, second load 12 of load and the
Three loads 13 are in series with slide rheostat 14, the second ammeter 15 and switch 8, and switch 8 herein is used to prevent different loads
Other measurements are had an impact, while the quantity that tested power module 3 accesses different loads can be changed, first load
11st, the both ends of the second load 12 and the 3rd load 13 are parallel with second voltage table 16, for testing the defeated of tested power module 3
Go out characteristic and load characteristic so that the device can complete the measurement of the tested fundamental characteristics of power module 3.
As shown in Figure 1 to Figure 3, the output end 5 is connected with pressure-resistant leakage tester 21, and pressure-resistant leakage tester 21 with
Load blocks 10 are connected in parallel, and the pressure-resistant leakage tester 21 is in series with switch 8 so that can test tested power module 3
Leakage current and isolation voltage, switch 8 herein is used to prevent pressure-resistant leakage tester 21 from having an impact other measurements, described
Tested power module 3 includes housing 22, and the surface of housing 22 is connected with ohmmeter 23, in conjunction with fog-spray nozzle 19 and electrical heating block
17 so that insulaion resistance of the housing 22 of tested power module 3 under different humitures can be tested so that can be with clearer
Understand the security feature of tested power module 3, the safety of tested power module 3 is guaranteed.
In summary, the main characteristic of the invention lies in that：
(1) present invention in the outside of tested power module by being cased with annular electrical heating block so that can test not
Every characteristic of power module is tested under the conditions of synthermal, while fog-spray nozzle is arranged above in tested power module, is made
Can test under the conditions of different humidity the every characteristic for being tested power module so that the test of tested power module more meets reality
Border.
It is (2) of the invention by with the addition of pressure-resistant leakage tester on the basic test architecture basics of tested power module,
Allow to test the leakage current and isolation voltage of tested power module, while ohm is connected on the housing of tested power module
Table, in conjunction with fog-spray nozzle and electrical heating block so that insulaion resistance of the tested power module under different humitures can be tested,
Allow to be better understood upon the security feature of tested power module, the safety of tested power module is guaranteed.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (7)
1. a kind of power module production measurement jig, including flat board (1), it is characterised in that：The upper surface peace of the flat board (1)
(2) are covered equipped with isolation, and tested power module (3) is installed in isolation cover (2), the tested power module (3) includes defeated
Enter end (4) and output end (5), and input (4) is connected with D.C. regulated power supply (6), the D.C. regulated power supply (6) and input
Hold and the first ammeter (7) and switch (8) are in series with the connection line of (4), and D.C. regulated power supply (6) and input (4)
First voltage table (9) is parallel with connection line, the output end (5) is connected with load blocks (10), and load blocks (10)
Switch (8) is in series with, the load blocks (10) include the first load (11), the second load (12) and the 3rd load (13), institute
The first load (11), the second load (12) and the 3rd load (13) is stated to be connected in parallel, and the first load (11), the second load (12)
Slide rheostat (14), the second ammeter (15) and switch (8), first load are in series with the 3rd load (13)
(11), the both ends of the second load (12) and the 3rd load (13) are parallel with second voltage table (16).
A kind of 2. power module production measurement jig according to claim 1, it is characterised in that：The flat board (1)
Upper surface is provided with electrical heating block (17), and electrical heating block (17) is loop configuration, and the electrical heating block (17) is enclosed on tested electricity
The outside of source module (3).
A kind of 3. power module production measurement jig according to claim 1, it is characterised in that：The tested power supply mould
The both ends of block (3) are parallel with oscillograph (18).
A kind of 4. power module production measurement jig according to claim 1, it is characterised in that：The tested power supply mould
Block (3) is arranged above fog-spray nozzle (19), and fog-spray nozzle (19) is fixedly connected by support (20) with flat board (1), described
Fog-spray nozzle (19) and support (20) are respectively positioned on the inside of isolation cover (2).
A kind of 5. power module production measurement jig according to claim 1, it is characterised in that：The output end (5)
Pressure-resistant leakage tester (21) is connected with, and pressure-resistant leakage tester (21) is connected in parallel with load blocks (10), it is described pressure-resistant
Leakage tester (21) is in series with switch (8).
A kind of 6. power module production measurement jig according to claim 1, it is characterised in that：The tested power supply mould
Block (3) includes housing (22), and the surface of housing (22) is connected with ohmmeter (23).
A kind of 7. power module production measurement jig according to claim 1, it is characterised in that：The flat board (1)
Bottom surface is fixedly connected with rubber blanket (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710768795.4A CN107656217A (en) | 2017-08-31 | 2017-08-31 | A kind of power module production measurement jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710768795.4A CN107656217A (en) | 2017-08-31 | 2017-08-31 | A kind of power module production measurement jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107656217A true CN107656217A (en) | 2018-02-02 |
Family
ID=61128087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710768795.4A Pending CN107656217A (en) | 2017-08-31 | 2017-08-31 | A kind of power module production measurement jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107656217A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113075576A (en) * | 2019-12-17 | 2021-07-06 | 张峻浩 | Dedicated test fixture of power module |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201145718Y (en) * | 2007-12-31 | 2008-11-05 | 比亚迪股份有限公司 | Device for testing DC-DC convertor |
| CN101408593A (en) * | 2008-02-28 | 2009-04-15 | 浪潮电子信息产业股份有限公司 | Method for detecting availability of power supply |
| CN104049219A (en) * | 2014-06-06 | 2014-09-17 | 佛山市新光宏锐电源设备有限公司 | Automatic test instrument for power source test |
| CN203838295U (en) * | 2014-05-08 | 2014-09-17 | 康代影像科技(苏州)有限公司 | Electric fixture for measuring withstand voltage and leakage current |
| CN205958728U (en) * | 2016-08-03 | 2017-02-15 | 深圳喜乐航科技有限公司 | Power module test fixture |
-
2017
- 2017-08-31 CN CN201710768795.4A patent/CN107656217A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201145718Y (en) * | 2007-12-31 | 2008-11-05 | 比亚迪股份有限公司 | Device for testing DC-DC convertor |
| CN101408593A (en) * | 2008-02-28 | 2009-04-15 | 浪潮电子信息产业股份有限公司 | Method for detecting availability of power supply |
| CN203838295U (en) * | 2014-05-08 | 2014-09-17 | 康代影像科技(苏州)有限公司 | Electric fixture for measuring withstand voltage and leakage current |
| CN104049219A (en) * | 2014-06-06 | 2014-09-17 | 佛山市新光宏锐电源设备有限公司 | Automatic test instrument for power source test |
| CN205958728U (en) * | 2016-08-03 | 2017-02-15 | 深圳喜乐航科技有限公司 | Power module test fixture |
Non-Patent Citations (2)
| Title |
|---|
| 中国冶金设备总公司: "《国际冶金机电设备手册》", 31 March 1992, 冶金工业出版社 * |
| 陆振昌: "《中华人民共和国电力百科全书 第5卷》", 30 November 2001, 吉林科学技术出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113075576A (en) * | 2019-12-17 | 2021-07-06 | 张峻浩 | Dedicated test fixture of power module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206003416U (en) | Modular electricity teaching experimental provision | |
| CN107656217A (en) | A kind of power module production measurement jig | |
| CN103124911A (en) | Method and system of measuring current in an electric meter | |
| CN208013301U (en) | A kind of circuit board impedance device for fast detecting | |
| CN204203445U (en) | Measuring equipment rolling inspection device | |
| CN203069710U (en) | System for electrical transport property measurement on material | |
| CN206710567U (en) | Portable multi-function lithium battery group detection case | |
| CN207832829U (en) | No resistance is without circuit board connecting test jig | |
| CN204375299U (en) | A kind of novel printed circuit board | |
| EP1811313A3 (en) | Electrical regenerator easurement probe | |
| CN208044023U (en) | Latched test translating device | |
| CN203535209U (en) | Detection bench of power quality monitoring device | |
| CN207516526U (en) | A kind of LED lamp ageing management workbench | |
| CN107015556A (en) | A kind of bus solid-state power controller test device | |
| CN206740898U (en) | Capacitance plate line detection apparatus | |
| CN206818847U (en) | Hand-held module voltage tester frock | |
| CN207541096U (en) | A kind of electricity research experiment chopping board | |
| CN204302477U (en) | A kind of pick-up current test capability demo plant | |
| CN205825996U (en) | Sensor multifunctional tester | |
| CN218445839U (en) | LDO (Low dropout regulator) on-load heat test equipment | |
| CN205562708U (en) | Power transformer tests electrical property tool fast | |
| CN213750090U (en) | Program-controlled insulation resistance tester | |
| CN208621697U (en) | A kind of product test tooling | |
| CN207731524U (en) | A kind of external ammeter method and ammeter inner connection method contrast experiment's platform | |
| CN221039247U (en) | Testing device for communication vehicle safety inspection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180202 |
|
| RJ01 | Rejection of invention patent application after publication |