CN219997263U - Power module test fixture - Google Patents
Power module test fixture Download PDFInfo
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- CN219997263U CN219997263U CN202320938905.8U CN202320938905U CN219997263U CN 219997263 U CN219997263 U CN 219997263U CN 202320938905 U CN202320938905 U CN 202320938905U CN 219997263 U CN219997263 U CN 219997263U
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- 238000012360 testing method Methods 0.000 title claims abstract description 128
- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000001276 controlling effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model relates to the technical field of electronic equipment detection, in particular to a power module testing tool. The test fixture comprises a circuit board; an input power module and a heat dissipation table for placing the power module to be tested are arranged on the circuit board; the circuit board is also provided with a spring type terminal block, an output voltage switch, a voltage and current testing module, a ripple testing port, a load module and an enabling switch. The ripple test port, the spring type terminal strip and the enabling switch are positioned on the right side of the radiating platform, the voltage and current test module is positioned above the radiating platform, the output voltage switch is positioned above the ripple test port, and the load module is positioned on the left side of the radiating platform. The power module testing tool provided by the utility model can solve the problems of complex testing operation, low efficiency and high error rate of the conventional power module testing device.
Description
Technical Field
The utility model relates to the technical field of electronic equipment detection, in particular to a power module testing tool.
Background
Currently, a multimeter, an electronic load, an oscilloscope, a stabilized voltage power supply and other instruments are used in many power module testing devices to test related electrical parameters.
However, in the testing process, the number of external devices is large, the number of external wires of the power module testing device is large and the power module testing device is complex, the testing operation is complex, the time consumption is long, the error rate is high, and the like.
Therefore, a power module testing tool is needed at present to solve the problems of complex testing operation, low efficiency and high error rate of the current power module testing device.
Disclosure of Invention
The utility model aims to solve the problems of complex test operation, low efficiency and high error rate of the conventional power module test device.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the power module testing tool comprises a circuit board, wherein an input power module for controlling the input power of the tool and a heat dissipation table for placing a power module to be tested are arranged on the circuit board; the circuit board is also provided with a spring type terminal block, a voltage and current testing module, a ripple testing port, a load module, an enabling switch and an output voltage switch for controlling the output voltage; the ripple test port, the spring type terminal block and the enabling switch are positioned on the right side of the radiating platform, the voltage and current test module is positioned above the radiating platform, the output voltage switch is positioned above the ripple test port, and the load module is positioned on the left side of the radiating platform.
Optionally, the voltage step of the output controllable by the output voltage switch includes D5V, +5V, +12V, -12V, +60V and +70v.
Optionally, the voltage and current testing module includes an input voltage testing port, an output voltage testing port, and an input current testing port; the input voltage test port is between the output voltage test port and the input current test port.
Optionally, the input power module includes an input power plug and an input power dial switch; the input power plug is respectively connected with the input voltage test port and the input current test port; the input power dial switch is between the input voltage test port and the input current test port.
Optionally, the ripple test ports include 6 test ports, and 6 test ports are used for testing D5V ripple, +5v ripple, +12v ripple, and +70v ripple, respectively.
Optionally, the load module includes a plurality of mutually independent loads and a plurality of dial switches for controlling the plurality of loads and matching the number of the plurality of loads.
Alternatively, the plurality of mutually independent loads includes a load of D5V, +5v, +12v, +60deg.V, and +70v.
Optionally, the enabling switch includes a first enabling switch and a second enabling switch; the first enabling switch is used for controlling a D5V circuit, and the second enabling switch is used for controlling +5V, +12V, -12V, +60V and +70V circuits.
According to the utility model, the input voltage, the output current, the ripple electrical parameter testing function and the load are integrated on one testing tool, no external electronic load is needed, the testing wiring is simplified, the testing operation complexity and the error-making rate are reduced, the testing efficiency can be effectively improved, and the problems of complex testing operation, low efficiency and high error-making rate of the conventional power module testing device can be solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a front view structure of a power module testing tool according to a first embodiment of the present utility model;
fig. 2 is an enlarged schematic structural diagram of a portion a of a power module testing tool according to a first embodiment of the present utility model;
fig. 3 is an enlarged schematic view of a B part structure of a power module testing tool according to a first embodiment of the present utility model;
fig. 4 is an enlarged schematic structural diagram of a C-part structure of a power module testing tool according to a first embodiment of the present utility model.
The attached drawings are used for identifying and describing:
1. inputting a power plug; 2. inputting a power supply dial switch; 3. a heat dissipation stage; 4. spring type terminal bar; 5. an output voltage switch; 6. an input voltage test port; 7. an output voltage test port; 8. an input current test port; 9. a ripple test port; 10. a dial switch; 11. enabling the switch; 111. a first enable switch; 112. a second enable switch.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples of implementation in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The first embodiment of the utility model provides a power module testing tool, referring to fig. 1 to 4, the testing tool comprises a circuit board, an input power module for controlling the input power of the tool and a heat dissipation table 3 for placing a power module to be tested are arranged on the circuit board; the circuit board is also provided with a spring type terminal block 4 for connecting the lead wire of the power supply module, an output voltage switch 5 for controlling the output voltage, a voltage and current testing module, a ripple testing port 9, a load module and an enabling switch 11; the ripple test port 9, the spring type terminal block 4 and the enabling switch 11 are positioned on the right side of the heat dissipation table 3, the voltage and current test module is positioned above the heat dissipation table 3, the output voltage switch 5 is positioned above the ripple test port 9, and the load module is positioned on the left side of the heat dissipation table 3.
Specifically, the power values that the input power plug 1 can access include 16V, 28V, and 40V. The ripple test port 9 is externally connected with an oscilloscope to test ripple.
Further, referring to fig. 2, the output voltage switch 5 may control the output voltage to include D5V, +5v, +12v, -12V, +60V, +70v.
Further, the voltage and current testing module comprises an input voltage testing port 6, an output voltage testing port 7 and an input current testing port 8; the input voltage test port 6 is located between the output voltage test port 7) and the input current test port 8.
Further, the input power module comprises an input power plug 1 for being connected with a stabilized voltage power supply and an input power dial switch 2 for testing the on-off state of a tool power supply. Referring to fig. 1, the input power plug 1 is connected to the input voltage test port 6 and the input current test port 8, respectively; the input power dial switch 2 is located between the input voltage test port 6 and the input current test port 8.
Further, the ripple test port 9 includes 6 test ports, and 6 test ports are used for testing D5V ripple, +5v ripple, +12v ripple, and +70v ripple, respectively.
Further, the load module includes a plurality of loads independent of each other and a plurality of dial switches 10 for controlling the plurality of loads and matching the number of the plurality of loads.
Further, the plurality of dial switches 10 are used for communicating loads corresponding to different voltage values, including a load of D5V, +5v, +12v, and +60v, and +70v.
Further, referring to fig. 3, the enabling switch 11 includes a first enabling switch 111 and a second enabling switch 112; the first enabling switch 111 is used to control the D5V circuit, and the second enabling switch 112 is used to control +5v, +12v, -12v, +60V, and +70v circuits.
Specifically, the input power plug 1 is externally connected with a regulated power supply, and is respectively set to 16V, 28V and 40V. The input power dial switch 2 can dial up and down to control the power on-off of the test tool. The heat dissipation table 3 is used for placing a power module to be tested during testing, and leads of the power module to be tested can be connected to the spring type terminal strip 4. The output voltage switch 5 is rotated to control the corresponding output voltage, and six gears of D5V, +5V, +12V, -12V, +60V and +70V are formed. The input voltage test port 6, the output voltage test port 7 and the input current test port 8 are respectively connected in parallel (voltage measurement) and in series (current) with universal meters, so that the input voltage value, the output voltage value and the output current value can be respectively measured. The ripple test port 9 is externally connected with an oscilloscope to test ripple, referring to fig. 1 and 3, 91 corresponds to a ripple of D5V, 92 corresponds to a ripple of +5v, 93 corresponds to a ripple of +12v, 94 corresponds to a ripple of-12V, 95 corresponds to a ripple of +60deg.v, and 96 corresponds to a ripple of +70v. Loads FZ1 through FZ6 are communicated by dial switch 10, referring to fig. 1 and 4, 101 is a load of D5V, 102 is a load of +5v, 103 is a load of +12v, 104 is a load of-12V, 105 is a load of +60V, and 106 is a load of +70v. Pressing the enable control button 11 tests whether the enabling function of each module is normal, pressing on the enable control, releasing the enable control, wherein referring to fig. 3, the first enable switch 111 controls the D5V circuit, and the second enable switch 112 controls the +5v, +12v, -12v, +60V, +70v circuit.
According to the utility model, the input voltage, the output current, the ripple electrical parameter testing function and the load are integrated on one testing tool, no external electronic load is needed, the testing wiring is simplified, the testing operation complexity and the error-making rate are reduced, the testing efficiency can be effectively improved, and the problems of complex testing operation, low efficiency and high error-making rate of the conventional power module testing device can be solved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The power module testing tool is characterized by comprising a circuit board, wherein an input power module for controlling the input power of the tool and a heat dissipation table (3) for placing a power module to be tested are arranged on the circuit board; the circuit board is also provided with a spring type terminal block (4), a voltage and current testing module, a ripple testing port (9), a load module, an enabling switch (11) and an output voltage switch (5) for controlling the output voltage; the ripple test port (9), the spring type terminal block (4) and the enabling switch (11) are positioned on the right side of the radiating table (3), the voltage and current test module is positioned above the radiating table (3), the output voltage switch (5) is positioned above the ripple test port (9), and the load module is positioned on the left side of the radiating table (3).
2. The power module testing fixture according to claim 1, wherein the voltage shift of the controllable output of the output voltage switch (5) comprises D5V, +5v, +12v, -12V, +60V and +70v.
3. The power module testing fixture according to claim 1, wherein the voltage and current testing module comprises an input voltage testing port (6), an output voltage testing port (7) and an input current testing port (8); the input voltage test port (6) is located between the output voltage test port (7) and the input current test port (8).
4. A power module testing fixture according to claim 3, wherein the input power module comprises an input power plug (1) and an input power dip switch (2); the input power plug (1) is respectively connected with the input voltage test port (6) and the input current test port (8); the input power supply dial switch (2) is located between the input voltage test port (6) and the input current test port (8).
5. The power module testing tool according to claim 1, wherein the ripple testing port (9) comprises 6 testing ports, and 6 testing ports are used for testing D5V ripple, +5v ripple, +12v ripple, +60v ripple and +70v ripple, respectively.
6. The power module testing fixture of claim 1, wherein the load module comprises a plurality of mutually independent loads and a plurality of dip switches (10) for controlling the plurality of loads and matching the number of the plurality of loads.
7. The power module testing fixture of claim 6, wherein the plurality of mutually independent loads includes a D5V load, +5V load, +12V load, -12V load, +60V load, and +70V load.
8. The power module testing fixture according to claim 1, wherein the enabling switch (11) comprises a first enabling switch (111) and a second enabling switch (112); the first enabling switch (111) is used for controlling a D5V circuit, and the second enabling switch (112) is used for controlling +5V, +12V, -12V, +60deg.V and +70V circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320938905.8U CN219997263U (en) | 2023-04-24 | 2023-04-24 | Power module test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320938905.8U CN219997263U (en) | 2023-04-24 | 2023-04-24 | Power module test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219997263U true CN219997263U (en) | 2023-11-10 |
Family
ID=88611226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320938905.8U Active CN219997263U (en) | 2023-04-24 | 2023-04-24 | Power module test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219997263U (en) |
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2023
- 2023-04-24 CN CN202320938905.8U patent/CN219997263U/en active Active
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