CN220752286U - Universal power supply aging board and testing system - Google Patents
Universal power supply aging board and testing system Download PDFInfo
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- CN220752286U CN220752286U CN202322271411.1U CN202322271411U CN220752286U CN 220752286 U CN220752286 U CN 220752286U CN 202322271411 U CN202322271411 U CN 202322271411U CN 220752286 U CN220752286 U CN 220752286U
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- 238000012360 testing method Methods 0.000 title claims abstract description 28
- 230000032683 aging Effects 0.000 title abstract description 24
- 239000003990 capacitor Substances 0.000 claims abstract description 3
- 230000017525 heat dissipation Effects 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims 2
- 238000012216 screening Methods 0.000 abstract description 9
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000002431 foraging effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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Abstract
The utility model provides a universal power supply aging board and a testing system, wherein the universal power supply aging board comprises an element board, an integrated radiator and a flexible connector, wherein the element board is at least provided with two filter capacitors and a fuse, and a connecting port connected with automatic testing equipment is formed in the element board; the integrated heat radiators are arranged on the element board at intervals and used for fixing a plurality of groups of power supplies to be tested and radiating the heat of the plurality of groups of power supplies to be tested; the flexible connectors are multiple groups, one ends of the multiple groups of flexible connectors are welded on the element board, and the other ends of the multiple groups of flexible connectors are used for being connected with a power supply to be tested. The device can be used for ageing screening of power supply modules of different packaging types and different models, solves the problem that an ageing board of the power supply module cannot be used universally in the prior art, saves cost and improves ageing efficiency.
Description
Technical Field
The utility model relates to the technical field of burn-in boards, in particular to a universal power burn-in board and a testing system.
Background
The power supply module is a basic device for reliable operation of the whole machine, has various types and models, and is very important for ageing screening of the power supply module in order to ensure the installation quality of the power supply module; the design of current power module ageing board is all to the power module of specific model, selects the ageing board of design to the special fixture of this module, because the differentiation of the power module encapsulation of different types different models leads to the ageing board of power module unable general, has increased the cost that power module sieves ageing, has reduced the efficiency that power module sieves ageing.
Disclosure of Invention
The utility model mainly aims to provide a universal power supply aging board and a testing system, which at least solve the problem that the aging board used in the aging screening of a power supply module in the prior art cannot be used universally.
In order to achieve the above purpose, the present utility model provides a universal power burn-in board and a test system.
In order to achieve the above object, according to one aspect of the present utility model, there is provided a universal power module burn-in board including a component board, an integrated heat sink, and a flexible connector, the component board being a PCB board, at least two filters and a fuse being provided on the component board, the component board having a connection port connected to an automatic test equipment; the integrated radiators are arranged on the element board at intervals, and are used for fixing a plurality of groups of power supplies to be tested and radiating the plurality of groups of power supplies to be tested; the flexible connectors are multiple groups, the multiple groups of flexible connectors are correspondingly arranged with the integrated radiator, one ends of the multiple groups of flexible connectors are welded on the element board, and the other ends of the multiple groups of flexible connectors are used for connecting a power supply to be tested.
Further, the element plate is rectangular, the integrated radiator comprises a radiating plate, movable connecting pieces and pressing plates, the radiating plates of the integrated radiators are uniformly arranged at intervals along the length direction of the element plate, each radiating plate is of a rectangular structure, and the length direction of the radiating plate is perpendicular to the length direction of the element plate; the movable connecting pieces are in a plurality of pairs, and each pair of movable connecting pieces are oppositely arranged on the upper surface of the element plate along the length direction of the heat dissipation plate; the clamp plate is a plurality of, and a plurality of clamp plates and a plurality of pairs of swing joint spare one-to-one, and the both ends of every clamp plate are connected on the heating panel through two swing joint spare of every pair of swing joint spare respectively, and the clamp plate is used for compressing tightly the power module that awaits measuring on the heating panel.
Further, the integrated radiator further comprises a plurality of temperature sensors, the plurality of temperature sensors are in one-to-one correspondence with the plurality of pressing plates, the temperature sensors are arranged on the heat dissipation plate and vertically correspond to the geometric centers of the pressing plates, wherein a power supply to be tested is pressed on the temperature sensors, and the temperature of the power supply module to be tested is monitored in real time.
Further, the integrated radiator further comprises a plurality of pairs of temperature compensation resistors, the temperature compensation resistors correspond to the pressing plates one by one, and each pair of temperature compensation resistors are oppositely arranged on two sides of the temperature sensor; the power supply to be measured is pressed on the temperature compensation resistor and is used for compensating and heating the resistor to be measured.
Further, the upper surface of the heat dissipation plate is a flat plate, and the lower surface of the heat dissipation plate is provided with wing-shaped heat dissipation ribs.
Further, one end of the pressing plate is hinged with one movable connecting piece of each pair of movable connecting pieces, and the other end of the pressing plate is provided with a positioning opening and can be connected with the other movable connecting piece of each pair of movable connecting pieces in an opening and closing mode.
Further, a plurality of connection ports are provided, and the plurality of connection ports are arranged at intervals along one side of the element plate (10).
Further, the flexible connector comprises a crown spring female head and a high-temperature flexible wire, one end of the crown spring female head is connected with one end of the high-temperature flexible wire, and the other end of the high-temperature flexible wire is connected with the element board.
Further, heat-shrinkable tubes with different colors are sleeved on the surfaces of the crown spring female heads so as to correspond to different interface definitions.
According to one aspect of the utility model, a universal power module burn-in system is provided, comprising a control computer, automatic test equipment and a burn-in board, wherein the control computer is used for managing, compiling and running test programs and processing test data; the automatic test equipment is electrically connected with the control computer and is used for providing a power supply required by the burn-in board, a load when the power supply to be tested works and self-detection of the burn-in board; the aging board is the universal power module aging board and is electrically connected with automatic test equipment and used for placing a plurality of power supplies to be tested.
The utility model relates to a universal power module aging board, which comprises an element board, an integrated radiator and a flexible connector, wherein the element board is a PCB board, and at least two filters and a fuse are arranged on the element board and are provided with a connecting port connected with automatic test equipment; the integrated radiators are arranged on the element board at intervals, and are used for fixing a plurality of groups of power supplies to be tested and radiating the plurality of groups of power supplies to be tested; the flexible connectors are multiple groups, the multiple groups of flexible connectors are correspondingly arranged with the integrated radiator, one ends of the multiple groups of flexible connectors are welded on the element board, and the other ends of the multiple groups of flexible connectors are used for connecting a power supply to be tested. Because the pressing plate is used for pressing the element to be tested on the heat dissipation plate and the flexible connector is used, the aging plate can be used for aging screening of power modules of different types and different models, the cost is saved, and the screening efficiency is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of an alternative universal power module burn-in board according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an integrated heat sink structure for an alternative universal power module burn-in board according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a flexible connector of an alternative universal power module burn-in board according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of an alternative universal power module burn-in system according to an embodiment of the utility model.
Wherein the above figures include the following reference numerals:
10. an element board; 11. a connection port; 20. an integrated heat sink; 21. a heat dissipation plate; 22. a movable connecting piece; 23. a pressing plate; 231. a positioning port; 24. a temperature sensor; 25. a temperature compensation resistor; 30. a flexible connector; 31. crown spring female head; 32. a high temperature flexible wire; 50. a control computer; 60. automatic test equipment; 70. and (5) aging the plate.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1, a universal power module burn-in board according to an embodiment of the present utility model includes an element board 10, an integrated heat sink 20, and a flexible connector 30, where the element board is a PCB board, and at least two filters and a fuse are disposed on the element board 10, and a connection port 11 connected to an automatic test device is provided thereon; the integrated heat sinks 20 are a plurality of, the integrated heat sinks 20 are arranged on the element board 10 at intervals, and the integrated heat sinks 20 are used for fixing and radiating a plurality of groups of power supplies to be tested; the flexible connectors 30 are multiple groups, the multiple groups of flexible connectors 30 are arranged corresponding to the integrated radiator 20, one ends of the multiple groups of flexible connectors 30 are welded on the element board, and the other ends of the multiple groups of flexible connectors 30 are used for connecting a power supply to be tested. The integrated heat sink 20 can be used for press-fitting power module assemblies of different types and different models, and the flexible connector 30 can be connected with pins of power modules of different types and different models, so that the universal power module burn-in board can be used for burn-in screening of power modules of different types and different models.
Alternatively, the filter may employ a filter capacitor.
In particular, as shown in fig. 1 and 2, the element board 10 is rectangular, the integrated radiator 20 includes a heat dissipation plate 21, a movable connector 22 and a pressing plate 23, the heat dissipation plates 21 of the plurality of integrated radiators 20 are uniformly spaced along the length direction of the element board, each heat dissipation plate 21 has a rectangular structure, and the length direction of the heat dissipation plate 21 is perpendicular to the length direction of the element board 10; the movable connecting pieces 22 are in a plurality of pairs, and each pair of movable connecting pieces 22 is oppositely arranged on the upper surface of the element plate 10 along the length direction of the heat dissipation plate; the pressing plates 23 are multiple, the pressing plates 23 are in one-to-one correspondence with the pairs of movable connecting pieces 22, two ends of each pressing plate 23 are respectively connected to the heat dissipation plate 21 through the two movable connecting pieces 22 of each pair of movable connecting pieces 22, and the pressing plates 23 are used for pressing the power module to be tested on the heat dissipation plate. Because the integrated radiator 20 is provided with a plurality of pressing plates 23, the integrated radiator can be used for aging screening of a plurality of power modules to be tested.
Further, as shown in fig. 1 and 2, the integrated heat spreader 20 further includes a plurality of temperature sensors 24, the plurality of temperature sensors 24 are in one-to-one correspondence with the plurality of pressing plates 23, and the temperature sensors 24 are disposed on the heat dissipation plate 21 and vertically correspond to the geometric center of the pressing plates 23, wherein the power to be measured is pressed on the temperature sensors 24, and is used for monitoring the temperature of the power module to be measured in real time.
Further, as shown in fig. 1 and 2, the integrated heat spreader 20 further includes a plurality of pairs of temperature compensating resistors 25, the plurality of pairs of temperature compensating resistors 25 are in one-to-one correspondence with the pressing plate 23, and each pair of temperature compensating resistors 25 is oppositely disposed at two sides of the temperature sensor 24; the power supply to be measured is pressed on the temperature compensation resistor 25, and is used for compensating and heating the resistor to be measured, and the temperature of the power supply module can be measured in a temperature compensation mode to obtain the associated electrical characteristics of output current, output voltage and the like.
Further, the upper surface of the heat dissipating plate 21 is a flat plate, and the lower surface thereof has wing-shaped heat dissipating ribs. The heat dissipation area of the integrated heat spreader 20 is increased.
Further, as shown in fig. 1 and 2, one end of the pressing plate 23 is hinged to one movable connector 22 of each pair of movable connectors 22, and the other end has a positioning opening 231, which is connected to the other movable connector 22 of each pair of movable connectors 22 in an openable and closable manner. The operation is simple and convenient when the power module to be tested is installed.
Further, as shown in fig. 1 and 2, the number of connection ports 11 is plural, and the plural connection ports 11 are arranged at intervals along one side of the element board 10; can be used for connecting various external machine stations.
Further, as shown in fig. 1, 2 and 3, the flexible connector 30 includes a crown spring female 31 and a high temperature flexible wire 32, one end of the crown spring female 31 is connected to one end of the high temperature flexible wire 32, and the other end of the high temperature flexible wire 32 is connected to the element board 10. The connection of the pins of the power supply modules with different diameters can be suitable for a certain range.
Further, the surface of the crown spring female head 31 is sleeved with heat shrinkage tubes with different colors to correspond to different interface definitions. The error connection can be effectively prevented when different pins of the power supply module are connected.
As shown in fig. 4, according to an aspect of the present utility model, there is provided a universal power module burn-in system including a control computer 50, an automatic test equipment 60 and a burn-in board 70, the control computer 50 being used for management, compiling, running of test programs and processing of test data; the automatic test equipment 60 is electrically connected with the control computer 50 and is used for providing power supply required by the burn-in board 70, load of the power supply to be tested during operation and self-detection of the burn-in board 70; burn-in board 70 is the universal power module burn-in board described above, and is electrically connected to automatic test equipment 60 for placing a plurality of power supplies to be tested for burn-in. The computer program is used for controlling the work of the aging board 70, so that the visualization and automation of the power module during aging screening are realized, the operation steps are simplified, and the aging screening efficiency is improved.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A universal power module burn-in board, comprising:
the device comprises an element board (10), wherein the element board is a PCB (printed circuit board), at least two filter capacitors and one fuse are arranged on the element board (10), and a connecting port (11) connected with automatic test equipment is formed in the element board (10);
the integrated heat radiators (20), the integrated heat radiators (20) are a plurality of, the integrated heat radiators (20) are arranged on the element board (10) at intervals, and the integrated heat radiators (20) are used for fixing a plurality of groups of power supplies to be tested and radiating heat for the plurality of groups of power supplies to be tested;
the flexible connectors (30), the flexible connectors (30) are multiple groups, the multiple groups of flexible connectors (30) are correspondingly arranged with the multiple integrated radiators (20), one ends of the multiple groups of flexible connectors (30) are welded on the element board (10), and the other ends of the multiple groups of flexible connectors (30) are used for connecting a power supply to be tested.
2. The universal power module burn-in board of claim 1, wherein said component board (10) is of rectangular configuration, said integrated heat sink (20) comprising:
a heat radiation plate (21), wherein the heat radiation plates (21) of the plurality of integrated heat sinks (20) are uniformly arranged at intervals along the length direction of the element board (10); each radiating plate (21) is of a rectangular structure, and the length direction of the radiating plate (21) is perpendicular to the length direction of the element plate (10);
the movable connecting pieces (22), the movable connecting pieces (22) are in a plurality of pairs, and each pair of movable connecting pieces (22) is oppositely arranged on the upper surface of the element plate (10) along the length direction of the radiating plate (21);
the plurality of pressing plates (23) are arranged, the plurality of pressing plates (23) are in one-to-one correspondence with the plurality of pairs of movable connecting pieces (22), and two ends of each pressing plate (23) are connected to the heat dissipation plate (21) through the two movable connecting pieces (22) of each pair respectively;
the pressing plate (23) is used for pressing the power supply to be tested on the upper surface of the heat dissipation plate (21).
3. A universal power module burn-in board according to claim 2, wherein said integrated heat sink (20) further comprises;
the plurality of temperature sensors (24) are arranged, the plurality of temperature sensors (24) are in one-to-one correspondence with the plurality of pressing plates (23), and the temperature sensors (24) are arranged on the heat dissipation plate (21) and vertically correspond to the geometric center of the pressing plates (23);
the temperature sensor (24) is used for monitoring the temperature of the power supply to be tested in real time.
4. A universal power module burn-in board according to claim 3, wherein said integrated heat sink (20) further comprises;
the temperature compensation resistors (25) are in a plurality of pairs, the temperature compensation resistors (25) in a plurality of pairs are in one-to-one correspondence with the pressing plates (23), and each pair of temperature compensation resistors (25) is oppositely arranged at two sides of the temperature sensor (24);
the power supply to be measured is pressed on the temperature compensation resistor (25), and the temperature compensation resistor (25) is used for compensating and heating the power supply to be measured.
5. The universal power module burn-in board according to claim 2, wherein the upper surface of the heat dissipation plate (21) is a flat plate, and the lower surface of the heat dissipation plate (21) is provided with wing-shaped heat dissipation ribs.
6. A universal power module burn-in board according to claim 2, wherein one end of said pressing plate (23) is hinged to one of said movable connectors (22) of each pair of movable connectors (22), and the other end of said pressing plate (23) has a positioning opening (231), said positioning opening (231) being connected to the other movable connector (22) of each pair of movable connectors (22) in a openable and closable manner.
7. A universal power module burn-in board according to claim 2, wherein said connection ports (11) are plural, and plural said connection ports (11) are arranged at intervals along one side of said element board (10).
8. A universal power module burn-in board according to claim 1, wherein the flexible connector (30) comprises a crown spring female head (31) and a high temperature flexible wire (32), one end of the crown spring female head (31) is connected to one end of the Gao Wenruan wire (32), and the other end of the Gao Wenruan wire (32) is connected to the component board (10).
9. The universal power module burn-in board of claim 8, wherein said crown spring female (31) has heat shrink tubing of different colors sleeved on the surface thereof to correspond to different interface definitions.
10. A universal power module burn-in system, comprising;
a control computer (50), wherein the control computer (50) is used for managing, compiling, running and processing test data of a test program;
an automatic test device (60), the automatic test device (60) being electrically connected to the control computer (50);
a burn-in board (70), the burn-in board (70) being the universal power module burn-in board (70) of any one of claims 1 to 9, the burn-in board (70) being electrically connected to the automatic test equipment (60), the burn-in board (70) being for burn-in of a plurality of the power supplies under test;
the automatic test equipment (60) is used for providing power supplies required by the burn-in board (70), loads of the power supplies to be tested when the power supplies work and self-detection of the power supplies to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271411.1U CN220752286U (en) | 2023-08-23 | 2023-08-23 | Universal power supply aging board and testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271411.1U CN220752286U (en) | 2023-08-23 | 2023-08-23 | Universal power supply aging board and testing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220752286U true CN220752286U (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322271411.1U Active CN220752286U (en) | 2023-08-23 | 2023-08-23 | Universal power supply aging board and testing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220752286U (en) |
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2023
- 2023-08-23 CN CN202322271411.1U patent/CN220752286U/en active Active
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