CN210376638U - Device for testing electrical parameters of power supply of CIR equipment module - Google Patents
Device for testing electrical parameters of power supply of CIR equipment module Download PDFInfo
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- CN210376638U CN210376638U CN201920864787.4U CN201920864787U CN210376638U CN 210376638 U CN210376638 U CN 210376638U CN 201920864787 U CN201920864787 U CN 201920864787U CN 210376638 U CN210376638 U CN 210376638U
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- 238000012360 testing method Methods 0.000 title claims abstract description 125
- 239000003990 capacitor Substances 0.000 claims description 32
- 238000005259 measurement Methods 0.000 abstract description 12
- 239000000523 sample Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 3
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Abstract
An embodiment of the utility model provides a device for testing CIR equipment module power electrical parameter, include: an input end slot, an output end slot and a circuit board; the circuit board is provided with a plurality of power supply lines, and each power supply line is provided with a first test interface for testing voltage, a second test interface for testing voltage ripples and a third test interface for testing power; the two ends of the circuit board are respectively and electrically connected with the input end slot and the output end slot through wires, the input end slot comprises a plurality of input end sockets, the output end slot comprises a plurality of output end sockets, and the two ends of each power supply line are respectively and electrically connected with the corresponding input end sockets and the corresponding output end sockets. When the electrical parameter is measured, a probe lead of a measuring instrument is not required to be independently used, the measurement is convenient, and the device is independent of the power supply unit and the functional modules, so that the power supply unit and the components on the functional modules are not damaged during measurement.
Description
Technical Field
The utility model relates to the field of electronic technology, especially, relate to a device for testing CIR equipment module power electrical parameter.
Background
The method for measuring the electrical parameters of the power supply of the CIR equipment in the prior art comprises the following steps: the CIR equipment provided with the power supply unit and the functional modules is selected, the shell of the CIR equipment is disassembled, and then the measuring instruments such as a universal meter, a power meter, an oscilloscope and the like are used for measuring the output voltage, current, power and output voltage ripples of the power supply unit, but because the power supply unit is connected with the functional modules through European-type sockets (96 pins or 64 pins) on the back plate, a separate lead is needed for connecting a probe of the measuring instrument with a power supply. Meanwhile, because the internal structure of the CIR equipment is compact and the space is narrow, the external device is inconvenient and easily damages components on the power supply unit and the functional module.
SUMMERY OF THE UTILITY MODEL
An embodiment of the present invention provides a device for testing electrical parameters of a CIR equipment module power supply that overcomes or at least partially solves the above problems.
An embodiment of the utility model provides a device for testing CIR equipment module power electrical parameter, include: an input end slot, an output end slot and a circuit board; wherein,
the circuit board is provided with a plurality of power supply lines, each power supply line is provided with at least three electrical parameter test interfaces, and the at least three test interfaces comprise a first test interface for testing voltage, a second test interface for testing voltage ripples and a third test interface for testing power;
the two ends of the circuit board are respectively and electrically connected with the input end slot and the output end slot through wires, the input end slot comprises a plurality of input end sockets, the output end slot comprises a plurality of output end sockets, and the two ends of each power supply line are respectively and electrically connected with the corresponding input end sockets and the corresponding output end sockets.
Furthermore, the first test interface comprises two first test terminals, and the two first test terminals are electrically connected with corresponding power supply lines respectively.
Furthermore, the second test interface includes two second test terminals, and the two second test terminals are electrically connected with corresponding power supply lines respectively.
Furthermore, the third test interface comprises two third test terminals and a first jumper cap, and the two third test terminals are connected in series in corresponding power supply lines after being connected through the first jumper cap.
Furthermore, each power supply line also comprises a fourth test interface for setting a filter capacitor.
Furthermore, the fourth test interface comprises four fourth test terminals, a first filter capacitor, a second filter capacitor and a second jumper cap, the first filter capacitor and the second filter capacitor are respectively electrically connected with one of the fourth test terminals and then electrically connected with corresponding power supply lines, the other two fourth test terminals are respectively electrically connected with corresponding power supply lines, and the second jumper cap connects the fourth test terminals to enable the first filter capacitor or the second filter capacitor to be connected in parallel with the corresponding power supply lines.
Further, the input socket and the output socket are 96-pin sockets or 64-pin sockets.
The utility model provides a pair of a device for testing CIR equipment module power electrical parameter through set up a plurality of test interface that are used for measuring power electrical parameter on the power supply line for when carrying out power electrical parameter measurement, need not the probe lead wire that is the measuring instrument alone, it is convenient to measure, and because the device is independent of power supply unit and each functional module setting, can not cause the damage to the components and parts on power supply unit and the functional module during the measurement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an apparatus for testing electrical parameters of a modular power supply of CIR equipment according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is a schematic structural diagram of an apparatus for testing electrical parameters of a modular power supply of CIR equipment according to an embodiment of the present invention, as shown in fig. 1, including: input slot 1, output slot 2 and circuit board 3. Wherein,
the circuit board 3 is provided with a plurality of power supply lines, each power supply line is provided with at least three electrical parameter test interfaces, and the at least three test interfaces comprise a first test interface 31 for testing voltage, a second test interface 32 for testing voltage ripples and a third test interface 33 for testing power. The both ends of circuit board 3 respectively with input slot 1 with output slot 2 passes through the wire 4 electricity and connects, including a plurality of input sockets in the input slot, including a plurality of output sockets in the output slot, the both ends of every way power supply line are connected with corresponding input socket and output socket electricity respectively.
The connection modes of the first test interface 31, the second test interface 32 and the third test interface and the power supply line can meet the requirement that a probe of a test instrument (such as a power meter, an oscilloscope and a multimeter) directly measures the voltage, the voltage ripple and the power in the power supply line. In practical applications, a plurality of functional modules (i.e., electronic modules) are provided on a CIR device, and each power supply unit on the circuit board 3 connects the power supply unit with a corresponding functional module to supply power to the corresponding functional module.
Specifically, when the device is used for measuring electrical parameters, an input end slot 1 of the device is inserted into a slot corresponding to a back plate connected with a power supply unit, and a module slot of each functional module is inserted into an output end slot 2 of the device. The corresponding power supply line contact pins in the back board slot are correspondingly connected with the contact pins in the input end slot 1, and the contact pins in the input end slot 1 are connected with corresponding power supply lines through the lines in the circuit board 3 by using the wires 4; the contact pins in the output end slot 2 are connected with corresponding power supply lines through the circuits in the circuit board 3 by using the wires 4, the contact pins in the module slot are correspondingly connected with the contact pins in the output end slot, namely, each functional module is detachably connected with the power supply unit through the device. Meanwhile, the circuit board 3 is provided with communication lines corresponding to the functional modules, and signal interfaces of the functional modules are directly connected with interfaces corresponding to the back plate through the corresponding communication lines, so that the functional modules can normally work. Because each power supply circuit is provided with a test interface for measuring each electrical parameter, the voltage, ripple and power of the power supply can be conveniently tested through the test interfaces, the first test interface 31 is used for testing the voltage, the second test interface 32 is used for testing the voltage ripple, and the third test interface 33 is used for testing the power.
The utility model provides a pair of a device for testing CIR equipment module power electrical parameter through set up a plurality of test interface that are used for measuring power electrical parameter on the power supply line for when carrying out power electrical parameter measurement, need not the probe lead wire that is the measuring instrument alone, it is convenient to measure, and because the device is independent of power supply unit and each functional module setting, can not cause the damage to the components and parts on power supply unit and the functional module during the measurement.
In the above embodiment, the first test interface 31 includes two first test terminals, and the two first test terminals are electrically connected to corresponding power supply lines, respectively.
Specifically, the first test interface 31 is used for measuring a power supply voltage, and when two probes of the measuring instrument are respectively connected to two first test terminals, the measuring instrument is connected in parallel with a corresponding power supply line to complete voltage measurement.
In the above embodiment, the second test interface 32 includes two second test terminals, and the two second test terminals are electrically connected to corresponding power supply lines, respectively.
Specifically, the second test interface 32 is used for measuring voltage ripple, and when two probes of the measuring instrument are respectively connected to two second test terminals, the measuring instrument is connected in parallel with a corresponding power supply line to complete voltage ripple measurement.
In the above embodiment, the third test interface 33 includes two third test terminals and a first jumper cap, and the two third test terminals are connected in series in the corresponding power supply line after being connected by the first jumper cap.
Specifically, when power measurement is not performed, the first jumper cap is connected to the two third test terminals and connected in series in the corresponding power supply line, so that a power supply function is realized. And when power measurement is carried out, the first jumper cap is taken out, the two probes of the power meter are respectively connected with the two third test terminals, and the power meter is connected in series into the corresponding power supply circuit to finish the power measurement.
In the above embodiment, each power supply line further includes a fourth test interface 34 for setting a filter capacitor.
Specifically, when the output voltage ripple is not within the specified value range, a filter capacitor with a certain resistance value needs to be connected in parallel to the corresponding power supply line, and when the voltage ripple is within the specified value range, the filter capacitor can be selected through the fourth test interface 34.
Particularly, if the no-load current and the full-load current need to be tested, the current value of the power supply can be respectively tested when the module is in no-load service configuration and full-load service configuration, and meanwhile, the stability of the power supply in the starting process of the module can be tested by powering off the equipment.
In the above embodiment, the fourth test interface 34 includes four fourth test terminals, a first filter capacitor, a second filter capacitor, and a second jumper cap, the first filter capacitor and the second filter capacitor are electrically connected to one of the fourth test terminals and then electrically connected to a corresponding power supply line, the other two fourth test terminals are electrically connected to the corresponding power supply line, and the second jumper cap connects the fourth test terminals to connect the first filter capacitor or the second filter capacitor in parallel to the corresponding power supply line.
Specifically, two of the four fourth test terminals are respectively connected with a filter capacitor, and a terminal connected with the filter capacitor and a terminal not connected with the filter capacitor are connected through a second jumper cap, so that the filter capacitor is connected with a corresponding power supply line in parallel. The first filter capacitor and the second filter capacitor can be selected by changing the two terminals connected with the second jumper cap until the ripple measurement is completed.
Different filter capacitors can be connected in parallel quickly by arranging the fourth test interface, so that the test progress is accelerated.
In the above embodiments, the input socket and the output socket are 96-pin sockets or 64-pin sockets.
Specifically, an input end slot and an output end slot of the device are respectively provided with a 96-pin socket and a 64-pin socket, circuits in a circuit board of the device support the two types of sockets, one type of socket can be opened and closed through a switch, and rapid testing of different modules can be conveniently supported.
Referring again to fig. 1, the embodiment of the present invention is further explained by an example, taking the electrical parameters of the power supply 6 of the CIR voice module 5 as an example, and the auxiliary testing apparatus includes a power meter, an oscilloscope and a multimeter. The specific test steps are as follows:
(1) the input end slot 1 of the device is inserted into the slot corresponding to the voice module on the CIR backboard, and the voice module 5 is inserted into the output end slot 2 of the testing device. The jumper cap on the fourth test interface 34 is connected in parallel with the 1 muF capacitor; and the jumper cap of the third test interface is in a connection state.
(2) The device is powered up and the two terminals of the first test interface 31 are connected with a multimeter, which can measure the voltage of the power supply.
(3) And connecting a probe of the oscilloscope with a terminal of the second test interface to test the ripple of the voltage.
Particularly, if the ripple is not within the specified value range, the jumper cap on the test interface 3 can be used for realizing the retest after different capacitors are connected in parallel until the ripple is qualified.
(4) Testing the power of the module, taking down the jumper cap of the third test interface 33, connecting a power meter to a terminal of the third test interface, and reading the power supply power of the module;
in particular, if the module needs to be tested for no-load power and full-load power, the power value of the module can be tested when the module is in no-load and full-load service configuration respectively.
Particularly, if the no-load current and the full-load current need to be tested, the current value of the power supply can be respectively tested when the module is in no-load service configuration and full-load service configuration, and meanwhile, the stability of the power supply in the starting process of the module can be tested by powering off the equipment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. An apparatus for testing electrical parameters of a power supply of a CIR equipment module, comprising: an input end slot, an output end slot and a circuit board; wherein,
the circuit board is provided with a plurality of power supply lines, each power supply line is provided with at least three electrical parameter test interfaces, and the at least three test interfaces comprise a first test interface for testing voltage, a second test interface for testing voltage ripples and a third test interface for testing power;
the two ends of the circuit board are respectively and electrically connected with the input end slot and the output end slot through wires, the input end slot comprises a plurality of input end sockets, the output end slot comprises a plurality of output end sockets, and the two ends of each power supply line are respectively and electrically connected with the corresponding input end sockets and the corresponding output end sockets.
2. Apparatus for testing electrical parameters of a CIR equipment module power supply as claimed in claim 1, wherein the first test interface comprises two first test terminals, each electrically connected to a corresponding power supply line.
3. Apparatus for testing electrical parameters of a CIR equipment module power supply as claimed in claim 1, wherein the second test interface comprises two second test terminals, each electrically connected to a corresponding power supply line.
4. Apparatus for testing electrical parameters of a CIR equipment module power supply as claimed in claim 1, wherein the third test interface comprises two third test terminals and a first jumper cap, the two third test terminals being connected in series in corresponding supply lines after connection by the first jumper cap.
5. The apparatus of claim 1, further comprising a fourth test interface for setting a filter capacitor in each power line.
6. The apparatus of claim 5, wherein the fourth test interface comprises four fourth test terminals, a first filter capacitor, a second filter capacitor and a second jumper cap, wherein the first filter capacitor and the second filter capacitor are electrically connected to one of the fourth test terminals and then electrically connected to the corresponding power line, the other two of the fourth test terminals are electrically connected to the corresponding power line, and the second jumper cap connects the fourth test terminals to connect the first filter capacitor or the second filter capacitor in parallel to the corresponding power line.
7. Apparatus for testing electrical parameters of a CIR equipment module power supply as claimed in any of claims 1-6, wherein said input socket and said output socket are either 96-pin sockets or 64-pin sockets.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920864787.4U CN210376638U (en) | 2019-06-10 | 2019-06-10 | Device for testing electrical parameters of power supply of CIR equipment module |
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| CN201920864787.4U CN210376638U (en) | 2019-06-10 | 2019-06-10 | Device for testing electrical parameters of power supply of CIR equipment module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589058A (en) * | 2021-06-24 | 2021-11-02 | 苏州浪潮智能科技有限公司 | Ripple noise test system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113589058A (en) * | 2021-06-24 | 2021-11-02 | 苏州浪潮智能科技有限公司 | Ripple noise test system and method |
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Address after: 102600 Beijing Daxing District Zhongguancun Science and Technology Park Daxing Biomedical Industry Base, No. 1 Building, 21 Tianrong Street Patentee after: Beijing Century Oriental Zhihui Technology Co.,Ltd. Address before: 102600 Beijing Daxing District Zhongguancun Science and Technology Park Daxing Biomedical Industry Base, No. 1 Building, 21 Tianrong Street Patentee before: BEIJING CENTURY DONGFANG COMMUNICATION EQUIPMENT Co.,Ltd. |
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