CN208984785U - A kind of dedicated burn-in board structure of DC/DC power module test - Google Patents
A kind of dedicated burn-in board structure of DC/DC power module test Download PDFInfo
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- CN208984785U CN208984785U CN201821625340.3U CN201821625340U CN208984785U CN 208984785 U CN208984785 U CN 208984785U CN 201821625340 U CN201821625340 U CN 201821625340U CN 208984785 U CN208984785 U CN 208984785U
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Abstract
The utility model relates to a kind of power supply test tools, more particularly to a kind of DC/DC power module tests dedicated burn-in board structure, including burn-in board ontology, the docking golden finger component and several Modular jigs being mounted on burn-in board ontology, the docking golden finger component includes upper, in, lower three pieces of high temperature golden fingers, it is connected between every two pieces adjacent high temperature golden fingers by tetrafluoro plate, the burn-in board ontology is equipped with several groups input and output and draws port, port is drawn in the corresponding one group of input and output of each Modular jig, if being additionally provided with main line fuse on the burn-in board ontology, if main line fuse is located at docking golden finger component side.The docking golden finger component of the utility model uses three pieces of high temperature golden fingers, so that its docking contact area is big, can walk high current and be independent of each other with other signals, ensure its safety in utilization, guarantees the service life of burn-in board, and lead-out wire is few, it is neat salubrious, it is easy to operate, improve testing efficiency.
Description
Technical field
The utility model relates to a kind of power supply test tools more particularly to a kind of DC/DC power module to test dedicated aging
Hardened structure.
Background technique
DC/DC power module is the hydrid integrated circuit with specific function, and not only out-put supply is big, output voltage precision
Height, and there is very strong isolation and stability, it is widely used in the fields such as space flight, aviation, military project, industrial automation.?
During the research and production of space flight high-tech area, power module is that the normal operation of each section electronic circuit improves reliable electricity
Source, relationship between quality to the reliability of space flight model are carrier rocket and the flight of weapon model successfully basis.In power module
During reliability test, by screening tests such as power agings, the module of some potential initial failures can be made sudden and violent in advance
Reveal and be removed, using high-precision power test equipment, it is ensured that the detection accuracy of DC/DC power module electrical parameter.In order to
Ensure smoothly completing for space flight Project R&D production task, inspection center is right on the basis of existing DC/DC test screen equipment
It is detected, and burn-in screen equipment carries out corresponding software and hardware development and exploitation.The burn-in board design of DC/DC power module determines
The accuracy of above-mentioned experiment, the safety of tentative module, the use of operator is easy, intuitive and safety plays conclusive work
With.
The shortcomings that existing burn-in board structure:
1. the docking golden finger of existing burn-in board structure generallys use single sheet contact, this may be with shadow when walking high current
Other signals are rung, there are safety issues；
2. Modular jig largely uses casing the turn of the screw mode, single-contact and long-time the turn of the screw is easily to module pin
It damages, and the difficulty for also adding operation reduces working efficiency；
3. lead-out wire is more, mixed and disorderly, there are security risks；
4. temperature when can not achieve the temperature detection to each power module and not can guarantee the starting of module case temperature is consistent.
Utility model content
The utility model provides a kind of docking golden finger to solve above-mentioned defect existing in the prior art and deficiency
Component uses three pieces of high temperature golden fingers, so that its docking contact area is big, can walk high current and be independent of each other with other signals, really
Its safety in utilization is protected, guarantees the service life of burn-in board, and lead-out wire is few, it is neat salubrious, it is easy to operate, improve testing efficiency
DC/DC power module test dedicated burn-in board structure.
The technical solution of the utility model includes: a kind of DC/DC power module tests dedicated burn-in board structure, including burn-in board sheet
Body, the docking golden finger component being mounted on burn-in board ontology and several Modular jigs, the docking golden finger component include it is upper,
In, lower three pieces of high temperature golden fingers, connected by tetrafluoro plate between every two pieces adjacent high temperature golden fingers, on the burn-in board ontology
Port is drawn equipped with several groups input and output, port, the burn-in board sheet are drawn in the corresponding one group of input and output of each Modular jig
If being additionally provided with main line fuse on body, if main line fuse is located at docking golden finger component side, the input of the Modular jig
Output end guides to corresponding input and output on burn-in board ontology with line and draws port.
The docking golden finger component of the utility model uses three pieces of high temperature golden fingers, so that its docking contact area is big, it can
It walks high current and is independent of each other with other signals, it is ensured that its safety in utilization guarantees the service life of burn-in board, and lead-out wire
It is few, it is neat salubrious, it is easy to operate, improve testing efficiency.
When the utility model is used, upper and lower two pieces of high temperature golden fingers walk high current, and intermediate high temperature golden finger walks signal, phase
It is mutually independently independent of each other, ensure that the safety of the docking leakage of electricity.
Preferably, the burn-in board ontology is equipped with several module heat dissipating aluminium sheets, the corresponding one piece of module of each Modular jig
Heat-dissipating aluminium plate, every block of module heat dissipating aluminium sheet are equipped with one for detecting the temp probe of power module temperature.
This kind of structure makes it possible to the temperature of real-time detection power module, and protection power source module can be to each power supply
Module carries out independent detection temperature, and data are sent to driving plate, and when temperature is excessively high, system can be automatically cut off the power,
Protection power source module.
Preferably, every block of module heat dissipating aluminium sheet has an independent resistive heating device, the resistive heating device
For controlling the shell temperature of power module.
This kind of structure can be such that the initial shell temperature of each power module is consistent, when the shell for detecting each power module
When temperature is inconsistent, start-up resistor heating device keeps the initial temperature of each power module the same.
Preferably, if the Modular jig include high-temperature insulation hard plastic block, the dry copper that is arranged on high-temperature insulation hard plastic block
Set and the spanner locked or opened for controlling copper sheathing, the copper sheathing are used to connect the pin of power module.
This kind of structure makes the pin firm and reliable connection of Modular jig and power module, and increases Modular jig and electricity
The contact area of the pin of source module, high temperature high voltage resistant high current, and protect power module.
Preferably, the burn-in board ontology is mounted between high temperature golden finger and lower high temperature golden finger, if main line is insured
Silk is located on the same line.
On the burn-in board ontology of the utility model all materials can high temperature high voltage resistant high current, in addition the insulation of tetrafluoro plate
If isolation and the protection of main line fuse etc. multiple protective, so that operator can trust operation, it is highly-safe.
The docking golden finger component of the utility model uses three pieces of high temperature golden fingers, so that its docking contact area is big, it can
It walks high current and is independent of each other with other signals, it is ensured that its safety in utilization guarantees the service life of burn-in board, and lead-out wire
It is few, it is neat salubrious, it is easy to operate, improve testing efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of Modular jig in the utility model；
Fig. 3 is the structural schematic diagram that golden finger component is docked in the utility model；
Fig. 4 is the scheme of installation of Modular jig in the utility model；
1. burn-in board ontology in figure, 2. docking golden finger components, 3. Modular jigs, 4. module heat dissipating aluminium sheets, 5. temperature are visited
Head, port is drawn in 6. input and output, if 7. main line fuses, 8. high-temperature insulation hard plastic blocks, 9. copper sheathings, 10. spanners are high on 11.
Warm golden finger, 12. high temperature golden fingers, 13. lower high temperature golden fingers, 14. tetrafluoro plates, 15. power modules to be measured.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, but is not that model is protected to the utility model
The limitation enclosed.
As shown in Figure 1-3, a kind of DC/DC power module tests dedicated burn-in board structure, including burn-in board ontology 1, installation
Docking golden finger component 2 and several Modular jigs 3 on burn-in board ontology 1.Docking golden finger component 2 includes upper high temperature gold hand
Refer to 11, high temperature golden finger 12, lower high temperature golden finger 13, is connected between every two pieces adjacent high temperature golden fingers by tetrafluoro plate 14
It connects, burn-in board ontology 1 is equipped with several groups input and output and draws port 6, and the corresponding one group of input and output of each Modular jig 3 are drawn
Port 6, if being additionally provided with main line fuse 7 on burn-in board ontology 1, if main line fuse 7 is located at docking 2 side of golden finger component.
The input/output terminal of Modular jig 3 guides to corresponding input and output on burn-in board ontology 1 with line and draws port 6.Burn-in board ontology 1
It is equipped with several module heat dissipating aluminium sheets 4, the corresponding one block of module heat dissipating aluminium sheet 4 of each Modular jig 2, every block of module heat dissipating aluminium sheet 4
One is equipped with for detecting the temp probe 5 of power module temperature.Every block of module heat dissipating aluminium sheet 4 has an independent electricity
Heating device is hindered, resistive heating device is used to control the shell temperature of power module.Modular jig 2 includes high-temperature insulation hard plastic block 8, sets
Several copper sheathings 9 on high-temperature insulation hard plastic block 8 and the spanner 10 for controlling the locking of copper sheathing 9 or opening are set, copper sheathing 9 is used for
Connect the pin of power module.Burn-in board ontology 1 is mounted between high temperature golden finger 12 and lower high temperature golden finger 13, if main line
Fuse 7 is located on the same line.
The quantity of Modular jig is 6, and the quantity of fuse is 12 tunnels.
As shown in figure 4, Modular jig 3 install when, directly be buckled to and power module 15 to be measured on so that 9 He of copper sheathing
The pin of power module 15 to be measured docks.
The Modular jig of the utility model is in use, copper sheathing locks copper when pulling upwards when spanner is pulled downwards
Set unclamps.The pin of power module is put into copper sheathing, then locks, substantially increases the working efficiency of operator,
Increasing the contact area of pin and copper sheathing, to walk high current safer.It so only need to be by the corresponding input/output port of Modular jig
The input/output port in burn-in board is guided to line.
The docking golden finger component of the utility model uses three pieces of high temperature golden fingers, so that its docking contact area is big, it can
It walks high current and is independent of each other with other signals, it is ensured that its safety in utilization guarantees the service life of burn-in board, and lead-out wire
It is few, it is neat salubrious, it is easy to operate, improve testing efficiency.
Claims (5)
1. a kind of DC/DC power module tests dedicated burn-in board structure, including burn-in board ontology, it is mounted on burn-in board ontology
Dock golden finger component and several Modular jigs, it is characterised in that: the docking golden finger component includes three pieces of upper, middle and lower height
Warm golden finger is connected by tetrafluoro plate between every two pieces adjacent high temperature golden fingers, and the burn-in board ontology is equipped with several groups
Port is drawn in input and output, and the corresponding one group of input and output of each Modular jig are drawn port, are additionally provided on the burn-in board ontology
If main line fuse, if main line fuse is located at docking golden finger component side, the input/output terminal line of the Modular jig
It guides to corresponding input and output on burn-in board ontology and draws port.
2. a kind of DC/DC power module according to claim 1 tests dedicated burn-in board structure, it is characterised in that: described
Burn-in board ontology is equipped with several module heat dissipating aluminium sheets, the corresponding one block of module heat dissipating aluminium sheet of each Modular jig, and every piece of module dissipates
Hot aluminium sheet is equipped with one for detecting the temp probe of power module temperature.
3. a kind of DC/DC power module according to claim 2 tests dedicated burn-in board structure, it is characterised in that: every piece
Module heat dissipating aluminium sheet has an independent resistive heating device, and the resistive heating device is used to control the shell of power module
Temperature.
4. a kind of DC/DC power module according to claim 1 tests dedicated burn-in board structure, it is characterised in that: described
Modular jig includes high-temperature insulation hard plastic block, several copper sheathings being arranged on high-temperature insulation hard plastic block and locks for controlling copper sheathing
Or the spanner opened, power module to be measured are mounted on module heat dissipating aluminium sheet, the copper sheathing connects drawing for power module to be measured
Foot.
5. a kind of DC/DC power module according to claim 1 tests dedicated burn-in board structure, it is characterised in that: described
Burn-in board ontology is mounted between high temperature golden finger and lower high temperature golden finger, if main line fuse is located on the same line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821625340.3U CN208984785U (en) | 2018-10-08 | 2018-10-08 | A kind of dedicated burn-in board structure of DC/DC power module test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821625340.3U CN208984785U (en) | 2018-10-08 | 2018-10-08 | A kind of dedicated burn-in board structure of DC/DC power module test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208984785U true CN208984785U (en) | 2019-06-14 |
Family
ID=66786629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821625340.3U Active CN208984785U (en) | 2018-10-08 | 2018-10-08 | A kind of dedicated burn-in board structure of DC/DC power module test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208984785U (en) |
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2018
- 2018-10-08 CN CN201821625340.3U patent/CN208984785U/en active Active
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