CN107643496A - A kind of power module test device - Google Patents
A kind of power module test device Download PDFInfo
- Publication number
- CN107643496A CN107643496A CN201711052358.9A CN201711052358A CN107643496A CN 107643496 A CN107643496 A CN 107643496A CN 201711052358 A CN201711052358 A CN 201711052358A CN 107643496 A CN107643496 A CN 107643496A
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- CN
- China
- Prior art keywords
- probe
- power module
- circuit board
- side plate
- sleeve
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- 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.)
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Abstract
The present invention provides a kind of power module test device, including insulation booth, circuit board and stud, circuit board is fixed in insulation booth by stud, the multiple probe sleeves to match with the contact position of power module are connected with the middle part of circuit board, the probe sleeve upper end is connected with hollow mounting pin, dismountable probe is arranged with mounting pin, probe is inserted in probe sleeve；Two tri-state switch and bnc connector are additionally provided with circuit board, tri-state switch electrically connects with the probe sleeve positioned at power module input, and the probe sleeve positioned at power module outlet electrically connects with bnc connector；Probe sleeve both sides are equipped with for limiting holding down assembly for power module movement.Probe is inserted into probe sleeve using dismountable mode, after frock is used for multiple times, the interface of probe occur damaging or loose contact in the case of probe can directly be extracted and reclaimed, avoid scrapping whole frock, reduce the time of maintenance frock, the situation for avoiding circuit board from being scrapped.
Description
Technical field
The present invention relates to power module testing field, and in particular to a kind of power module test device.
Background technology
Power module is the product for the direct current inversion of direct current for integrating the major function of power supply, because itself collects successfully
Rate conversion section, is not accompanied with high efficiency wave circuit, needs to test the characteristic curve of power module after manufacture,
To ensure the normal use of power module.
Existing frock when power module is in test, is attached by the way of grafting, much time using
So that socket deforms, cause loose contact so that whole frock is scrapped, and causes waste of material, and circuit board have plating into
Part, easily meet with into environmental pollution, because by the way of plug-in type, the mechanism for not designing compression is pressed power module
Tightly, in test process, cause power module to skid off after accidentally encountering, cause test to do over again, have a strong impact on testing efficiency.
The content of the invention
For the deficiency in the presence of prior art, the invention provides a kind of power module test device, solves existing
The interface of some test fixtures, which is easily damaged, causes whole frock to be scrapped, the problem of easily causing environmental pollution.
To achieve the above object, present invention employs following technical scheme：A kind of power module test device, insulation
Box, circuit board and the stud for being fixed in circuit board corner, the middle part that the stud is fixed in the circuit board in insulation booth are consolidated
The multiple probe sleeves to match with the contact position of power module are connected to, the probe sleeve upper end is connected with hollow installation
Sell, dismountable probe is arranged with the mounting pin, and in probe insertion probe sleeve；Two are additionally provided with the circuit board
Tri-state switch and bnc connector, tri-state switch electrically connects with the probe sleeve positioned at power module input, positioned at power module
The probe sleeve of output end electrically connects with bnc connector, and one of tri-state switch controls positive source, another tri-state switch
Control power cathode；The probe sleeve both sides are equipped with for limiting holding down assembly for power module movement.
In use, first opening insulation booth, allow circuit board to expose, make in probe insertion mounting pin, and be directly inserted into spy
In needle sleeve, by corresponding to the pin insertion on power module in probe so that power module and circuit board communication, open two
Tri-state switch, power module is powered；And the output pin of power module is again by probe and circuit board communication bnc connector,
It will be connected on detection device and be detected by bnc connector again.It is next conductive using interchangeable probe, it is being used for multiple times
Afterwards, the socket of probe can reclaim after breakage occurs, and avoid the situation that whole frock causes to scrap.
Compared to prior art, the present invention has the advantages that：
1st, probe is inserted into probe sleeve using dismountable mode, after frock is used for multiple times, the interface of probe
Damage, cause probe can be directly extracted after the situation of loose contact and reclaimed, so as to avoid scrapping whole frock, subtracted
The time of maintenance frock is lacked, and has avoided the situation that circuit board is scrapped, it is therefore prevented that the metal ingredient pollution on circuit board
The problem of environment, it is beneficial to the theory for building environment-friendly type enterprise；
2nd, using the connection situation of two tri-state switch control input power supplys, power module can be avoided to be fitted without surely
The situation that timing is just powered, adequately protected power module, ensure that the security in test process；
3rd, power module is reliably pressed on probe by holding down assembly, so as to prevent power module from sending out in testing
Raw movement, improve the accuracy of testing result；
4th, whole frock small volume, in light weight, manufacturing cost is low, is adapted to promote the use of in the factory.
Brief description of the drawings
Fig. 1 is the integrated structural representation of the circuit board of the present invention；
Fig. 2 is the structural representation that the present invention overturns long side plate；
Fig. 3 is the structural representation of present invention support circuit board；
Fig. 4 is the structural representation of the insulation booth locking state of the present invention；
In figure, circuit board 1, stud 2, probe sleeve 3, mounting pin 4, probe 5, tri-state switch 6, bnc connector 7, compression
Component 8, mounting post 81, sliding bar 82, tabletting spring 83, binding post 9, insulation booth 10, bottom plate 101, long side plate 102, short side plate
103rd, cover plate 104, magnet steel 105, retaining mechanism 11, latch 111, mounting seat 112, spring 113, baffle plate 114, limit base 115, lock
Tight plate 116.
Embodiment
The present invention is described further below in conjunction with the accompanying drawings.
As shown in Figure 1 to 4, a kind of power module test device of the present invention, including insulation booth 10, circuit board 1
And the stud 2 of the corner of circuit board 1 is fixed in, the stud 2 is fixed in insulation booth 10, and wherein insulation booth 10 includes bottom plate
101st, symmetrical short side plate 103, two-by-two symmetrical long side plate 102 two-by-two, the short side plate 103 and long the side plate 102 company of rotation
It is connected on bottom plate 101, the anglec of rotation of the opposed bottom 101 of short side plate 103 is 180 degree, the rotation of the long opposed bottom 101 of side plate 102
Gyration is also 180 degree, can be held up bottom plate 101 upwards so that be arranged on by inverting long side plate 102 and short side plate 103
Internal circuit board is held up upwards also with bottom plate 101；The upper end of the short side plate 103 rotates and is provided with cover plate 104, its cover plate
104 length is the 1/2 of the length of long side plate 102；Retaining mechanism is equipped between adjacent long side plate 102 and short side plate 103
11；Retaining mechanism 11 includes mounting seat 112, limit base 115, latch 111 and latch 116, and wherein mounting seat 112 is affixed grows again
On side plate 102, in the affixed mounting seat again 112 of limit base 115, the latch 116 is fixed on short side plate 103, latch 111 according to
It is secondary to be engaged through mounting seat 112, after limit base 115 with latch 116.The latch 111 is provided with baffle plate 114, and baffle plate
114 in limit base 115, are additionally provided with spring 113 on the latch 111, one end of spring 113 is resisted against in mounting seat 112,
The other end of spring 113 is resisted against on baffle plate 114；Latch 111 is driven to be leaned on from trend latch 116 by the effect of spring 113
Closely, avoid using the method manually alignd, particularly after insulation booth 10 is overturn, can directly be locked in the case of invisible
Tightly.
Circuit board is fixed on bottom plate 101 by stud, and when in use, retaining mechanism 11 is opened, short side plate 103,
Long side plate 102 is locked by retaining mechanism 11 again after overturning 180 degree so that whole insulation booth 10 is propped up circuit board
Support, lead to insulation booth 10 and cause board dielectric, can effectively be avoided during use because extra power supply causes test to be tied
The inaccurate situation of fruit.The middle part of circuit board 1 is connected with the sleeve 3 of multiple probes 5 to match with the contact position of power module,
The upper end of 5 sleeve of probe 3 is connected with hollow mounting pin 4, and dismountable probe 5, and probe are arranged with the mounting pin 4
In the 5 insertion sleeves 3 of probe 5, wherein mounting pin 4 uses light-duty straight trough elastic cylindrical pin, can be changed according to the diameter of probe 5 and justified
The diameter of pin so that probe 5 and straight pin fit clearance are smaller, and probe 5 is supported by mounting pin 4, and
Prevent probe 5 from rocking, ensure that the draw pin on power module will not be moved after probe 5 is inserted, ensure smoothly entering for test
OK；Two tri-state switch 6 and bnc connector 7 are additionally provided with the circuit board 1, tri-state switch 6 is with being located at power module input
The sleeve 3 of probe 5 electrically connect, the sleeve 3 of probe 5 positioned at power module outlet electrically connects with bnc connector 7, one of them
Tri-state switch 6 controls positive source, another tri-state switch 6 control power cathode；Power module is controlled by tri-state switch 6
Power supply cut-offs, and ensures the security in test, avoids power module from being just energized when mounted, prevents from causing power module to damage
It is bad.During for the ease of being powered to circuit board 1, power supply clip is reliably powered to circuit board 1, being provided with the circuit card 1
Two groups of binding posts 9, every group of quantity is 2, and one of them is positive pole, and another is negative pole；One of which binding post 9 is located at three
State switchs 6 sides, and another set binding post 9 is located at the side of bnc connector 7.For the ease of processing, cost-effective, binding post 9 is adopted
It is directly welded at flat head rivet on circuit board 1, material is existing and conductive effect is good.
In order that power module is reliably mounted on circuit board, it is equipped with the both sides of 5 sleeve of probe 3 for limiting power supply
Module movement holds down assembly 8, and holding down assembly 8 includes mounting post 81, sliding bar 82, the height of tabletting spring 83, wherein mounting post 81
Degree is identical with the height of stud 2, and in order to save material, mounting post 81 can directly use stud 2, and the lower end of sliding bar 82 passes through electricity
Locked after road plate 1 with mounting post 81, tabletting spring 83 is adjustably mounted on sliding bar 82.When installing power module, by electricity
After draw pin on source module correspondingly inserts probe 5, the height of regulation tabletting spring 83, by the elastic force of tabletting spring 83 by power supply mould
Block is reliably compressed, and avoids power module from being moved in probe 5, and the plug receptacle of probe 5 is caused brokenly first, avoiding rocking
It is bad, second, ensure probe 5 be connected with the reliability of power module, avoid contact with it is bad, virtually connect logical situation, improve the standard of test
True property.
Operation principle：After probe 5 corresponding to draw pin insertion on power module, power module is led to by tri-state switch 6
Electricity, power module is set to start working, the probe 5 of power module input provides high voltage, passes through after power module is handled
The probe 5 of power module outlet exports low-voltage, and is connected by bnc connector 7 with detecting instrument, is examined by detecting instrument
The service behaviour and characteristic curve of power module are surveyed, power module is fixed by test fixture, and according to power module
Mode of operation tested, can fully test the function and quality problems of power module, improve the qualification rate of product.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (7)
1. a kind of power module test device, including insulation booth (10), circuit board (1) and it is fixed in circuit board (1) corner
Stud (2), the stud (2) are fixed in insulation booth (10)；It is characterized in that：Be connected with the middle part of the circuit board (1) with
Multiple probes (5) sleeve (3) that the contact position of power module matches, probe (5) sleeve (3) upper end are connected with hollow
Mounting pin (4), dismountable probe (5), and probe (5) insertion probe (5) sleeve (3) are arranged with the mounting pin (4)
It is interior；Two tri-state switch (6) and bnc connector (7) are additionally provided with the circuit board (1), tri-state switch (6) is with being located at power supply mould
Probe (5) sleeve (3) electrical connection of block input, positioned at probe (5) sleeve (3) and bnc connector of power module outlet
(7) electrically connect, one of tri-state switch (6) controls positive source, another tri-state switch (6) control power cathode；It is described
Probe (5) sleeve (3) both sides are equipped with for limiting holding down assembly (8) for power module movement.
A kind of 2. power module test device according to claim 1, it is characterised in that：Hold down assembly (8) include
Mounting post (81), sliding bar (82), tabletting spring (83), the wherein height of mounting post (81) are identical with the height of stud (2), slide
The lower end of bar (82) is locked with mounting post (81) afterwards through circuit board (1), and adjustable be arranged on of the tabletting spring (83) is slided
On bar (82).
A kind of 3. power module test device according to claim 1 or 2, it is characterised in that：On the circuit board (1) also
Provided with two groups of binding posts (9), every group of quantity is 2, and one of which is located at tri-state switch (6) side, and another set is located at BNC companies
Connect device (7) side.
A kind of 4. power module test device according to claim 1, it is characterised in that：The insulation booth (10) includes bottom
Plate (1010), two-by-two symmetrical short side plate (103), two-by-two symmetrical long side plate (102), the short side plate (103) and long side plate
(102) it is rotatably connected on bottom plate (1010), the upper end of the short side plate (103), which rotates, is provided with cover plate (104), its cover plate
(104) length is the 1/2 of the length of long side plate (102)；It is equipped between adjacent long side plate (102) and short side plate (103)
Retaining mechanism (11).
A kind of 5. power module test device according to claim 4, it is characterised in that：The retaining mechanism (11) includes
The affixed side plate long again of mounting seat (112), limit base (115), latch (111) and latch (116), wherein mounting seat (112)
(102) on, on the affixed mounting seat again (112) of limit base (115), the latch (116) is fixed on short side plate (103), is inserted
(111) sequentially pass through mounting seat (112) to pin, limit base (115) is engaged with latch (116) afterwards.
A kind of 6. power module test device according to claim 5, it is characterised in that：The latch (111) is provided with
Baffle plate (114), and baffle plate (114) is located in limit base (115), and spring (113), spring are additionally provided with the latch (111)
(113) one end is resisted against in mounting seat (112), and the other end of spring (113) is resisted against on baffle plate (114).
A kind of 7. power module test device according to claim 4~6 any one, it is characterised in that：The long side
Plate (102) is provided with the "T"-shaped magnet steel (105) attracted each other with adjacent short side plate (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711052358.9A CN107643496B (en) | 2017-10-30 | 2017-10-30 | Power module testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711052358.9A CN107643496B (en) | 2017-10-30 | 2017-10-30 | Power module testing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107643496A true CN107643496A (en) | 2018-01-30 |
| CN107643496B CN107643496B (en) | 2023-10-20 |
Family
ID=61125136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711052358.9A Active CN107643496B (en) | 2017-10-30 | 2017-10-30 | Power module testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107643496B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796198A (en) * | 2020-07-14 | 2020-10-20 | 连云港杰瑞电子有限公司 | Power module testing tool and testing method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1159001A (en) * | 1996-02-13 | 1997-09-10 | 日本电子材料株式会社 | Probe, manufacture of same, and vertically operative type probe card assembly employing same |
| CN200956035Y (en) * | 2006-08-24 | 2007-10-03 | 中国探针股份有限公司 | Replaceable probe structure |
| JP2007263630A (en) * | 2006-03-28 | 2007-10-11 | I C T:Kk | Inspection tool and inspection unit for printed circuit board |
| CN102565752A (en) * | 2012-01-19 | 2012-07-11 | 上海格州电子有限公司 | Test tool for electric meter |
| CN203321145U (en) * | 2013-03-31 | 2013-12-04 | 北京三兴汽车有限公司 | Spring-type plug pin combination locking device |
| CN203365490U (en) * | 2013-07-18 | 2013-12-25 | 北京京东方光电科技有限公司 | Probe framework and substrate test device |
| CN105353296A (en) * | 2015-12-15 | 2016-02-24 | 中北大学 | Flying probe tester utilizing planar motor |
| CN105403826A (en) * | 2016-01-04 | 2016-03-16 | 京东方科技集团股份有限公司 | Test tool |
| CN105699874A (en) * | 2014-11-28 | 2016-06-22 | 天津市中天电子发展有限公司 | Water meter circuit board rapid detection device |
| CN205869796U (en) * | 2016-06-13 | 2017-01-11 | 苏州沃特维自动化系统有限公司 | Welding and probe push down device |
| CN207366717U (en) * | 2017-10-30 | 2018-05-15 | 重庆大及电子科技有限公司 | A kind of power module test device |
-
2017
- 2017-10-30 CN CN201711052358.9A patent/CN107643496B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1159001A (en) * | 1996-02-13 | 1997-09-10 | 日本电子材料株式会社 | Probe, manufacture of same, and vertically operative type probe card assembly employing same |
| JP2007263630A (en) * | 2006-03-28 | 2007-10-11 | I C T:Kk | Inspection tool and inspection unit for printed circuit board |
| CN200956035Y (en) * | 2006-08-24 | 2007-10-03 | 中国探针股份有限公司 | Replaceable probe structure |
| CN102565752A (en) * | 2012-01-19 | 2012-07-11 | 上海格州电子有限公司 | Test tool for electric meter |
| CN203321145U (en) * | 2013-03-31 | 2013-12-04 | 北京三兴汽车有限公司 | Spring-type plug pin combination locking device |
| CN203365490U (en) * | 2013-07-18 | 2013-12-25 | 北京京东方光电科技有限公司 | Probe framework and substrate test device |
| CN105699874A (en) * | 2014-11-28 | 2016-06-22 | 天津市中天电子发展有限公司 | Water meter circuit board rapid detection device |
| CN105353296A (en) * | 2015-12-15 | 2016-02-24 | 中北大学 | Flying probe tester utilizing planar motor |
| CN105403826A (en) * | 2016-01-04 | 2016-03-16 | 京东方科技集团股份有限公司 | Test tool |
| CN205869796U (en) * | 2016-06-13 | 2017-01-11 | 苏州沃特维自动化系统有限公司 | Welding and probe push down device |
| CN207366717U (en) * | 2017-10-30 | 2018-05-15 | 重庆大及电子科技有限公司 | A kind of power module test device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796198A (en) * | 2020-07-14 | 2020-10-20 | 连云港杰瑞电子有限公司 | Power module testing tool and testing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107643496B (en) | 2023-10-20 |
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