CN217112522U - Test equipment capable of simultaneously testing voltage drop and temperature rise of wiring harness - Google Patents
Test equipment capable of simultaneously testing voltage drop and temperature rise of wiring harness Download PDFInfo
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- CN217112522U CN217112522U CN202122199784.3U CN202122199784U CN217112522U CN 217112522 U CN217112522 U CN 217112522U CN 202122199784 U CN202122199784 U CN 202122199784U CN 217112522 U CN217112522 U CN 217112522U
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- voltage drop
- temperature rise
- lead
- wiring harness
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Abstract
The utility model discloses a test device capable of testing voltage drop and temperature rise of a wire harness simultaneously, wherein two ends of a first wire and a second wire are connected on the wire harness, and the other two ends are respectively connected with the positive electrode and the negative electrode of a first acquisition channel of a data acquisition instrument; and the measuring end of the temperature collector is connected with the wire harness, and the other end of the temperature collector is connected with the anode and the cathode of a second collecting channel of the data collector. The utility model discloses utilize the function of data acquisition instrument multichannel measurement mutual noninterference, the voltage drop and the temperature rise data of while test pencil to from the correlation that reachs two sets of data, improved the efficiency of test, saved the cost.
Description
Technical Field
The utility model belongs to the technical field of the electron, specifically speaking relates to a can test equipment of pencil voltage drop and temperature rise simultaneously.
Background
In the existing industry, when a wiring harness durability laboratory is carried out, a line temperature rise test and a line voltage drop test need to be simultaneously carried out, only an integrated system can be purchased, but the cost is quite high, and a large equipment cost is caused for a company; the traditional laboratory tests the pressure drop by a pressure drop instrument independently; temperature rise test equipment is used for independently collecting temperature rise data, so that the influence of temperature rise on pressure drop data is difficult to observe and analyze.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to solve the technical problem that a test equipment that can test pencil voltage drop and temperature rise simultaneously is provided, solved among the prior art can only carry out the problem that single index tested to the pencil.
In order to solve the technical problem, the utility model discloses a can test equipment of pencil voltage drop and temperature rise simultaneously, include: the device comprises a constant-current power supply, a data acquisition instrument, a lead and a wire harness; the constant current power supply is connected with the wire harness in series; two ends of the first lead and the second lead are connected to the wire harness, and the other two ends of the first lead and the second lead are respectively connected with the anode and the cathode of the first acquisition channel of the data acquisition instrument; and the measuring end of the temperature collector is connected with the wire harness, and the other end of the temperature collector is connected with the anode and the cathode of a second collecting channel of the data collector.
Further, the data acquisition instrument has at least two measurement channels.
Further, the data acquisition instrument is provided with a temperature measuring channel and a voltage measuring channel.
Further, the data acquisition instrument is provided with an LED display screen.
Furthermore, both ends of the first lead and the second lead are connected to the wire harness on one side of the measuring end of the temperature collector.
Compared with the prior art, the application can obtain the following technical effects:
the utility model discloses utilize the function of data acquisition instrument multichannel measurement mutual noninterference, the voltage drop and the temperature rise data of while test pencil to follow the correlation that reachs two sets of data, reduce artificial data processing, directly generate the curve, be favorable to the analysis directly perceived, improved the efficiency of test, saved the cost.
Of course, it is not necessary for any product to achieve all of the above-described technical effects simultaneously in order to practice the present application.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic diagram of the principle of the testing apparatus according to an embodiment of the present invention.
Reference symbols of the drawings
The device comprises a constant current power supply 1, a data acquisition instrument 2, a wire harness 3, a first lead 4, a second lead 5, a temperature acquisition device 6, a measurement end 7 and an LED display screen 8.
Detailed Description
Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.
Referring to fig. 1, fig. 1 is a schematic diagram illustrating a principle of a testing apparatus according to an embodiment of the present invention. A test apparatus capable of simultaneously testing a voltage drop and a temperature rise of a wiring harness, comprising: the device comprises a constant current power supply 1, a data acquisition instrument 2, a lead and a wire harness 3; the constant current power supply 1 is connected with the wiring harness 3 in series; two ends of the first lead 4 and the second lead 5 are connected to the wiring harness 3, and the other two ends are respectively connected with the anode and the cathode of the first acquisition channel of the data acquisition instrument 2; the measuring end 7 of the temperature collector 6 is connected with the wire harness 3, and the other end of the temperature collector is connected with the anode and the cathode of a second collecting channel of the data collector 2; all lines are connected, the current of the constant current power supply 1 and the acquisition range of a corresponding channel of the data acquisition instrument 2 are set, the temperature rise and the voltage drop of the wiring harness 3 are tested under a rated load, and the measured data are converted by a processing module arranged in the data acquisition instrument 2 and then are displayed on an LED display screen 8 to facilitate the visual reading of researchers.
The data acquisition instrument 2 is provided with at least two measuring channels; the data acquisition instrument 2 is provided with a temperature measuring channel and a voltage measuring channel; the data acquisition instrument 2 is provided with an LED display screen 8; and both ends of the first lead 4 and the second lead 5 are connected to the wire harness 3 on one side of the measuring end 7 of the temperature collector 6.
The utility model discloses utilize 2 multichannel measurement of data acquisition instrument to do not interfere with each other's function, the voltage drop and the temperature rise data of test pencil 3 simultaneously to from the correlation that reachs two sets of data, reduce artificial data processing, directly generate the curve, be favorable to the analysis directly perceived, improved the efficiency of test, saved the cost.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (5)
1. A test apparatus capable of simultaneously testing a voltage drop and a temperature rise of a wiring harness, comprising: the device comprises a constant-current power supply, a data acquisition instrument, a lead and a wire harness;
the constant current power supply is connected with the wiring harness in series; two ends of a first lead and a second lead are connected to the wiring harness, and the other two ends of the first lead and the second lead are respectively connected with the anode and the cathode of a first acquisition channel of the data acquisition instrument; and the measuring end of the temperature collector is connected with the wire harness, and the other end of the temperature collector is connected with the anode and the cathode of the second collecting channel of the data collector.
2. The test rig capable of simultaneously testing a voltage drop and a temperature rise of a wiring harness of claim 1, wherein the data acquisition instrument has at least two measurement channels.
3. The test rig capable of simultaneously testing a voltage drop and a temperature rise of a wiring harness of claim 1, wherein the data collector has a temperature measurement channel and a voltage measurement channel.
4. The test rig capable of simultaneously testing harness voltage drop and temperature rise of claim 1, wherein the data collector has an LED display screen.
5. The testing apparatus capable of simultaneously testing voltage drop and temperature rise of a wiring harness according to claim 1, wherein both ends of the first lead and the second lead are connected to the wiring harness on a side of the measuring end of the temperature collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122199784.3U CN217112522U (en) | 2021-09-13 | 2021-09-13 | Test equipment capable of simultaneously testing voltage drop and temperature rise of wiring harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122199784.3U CN217112522U (en) | 2021-09-13 | 2021-09-13 | Test equipment capable of simultaneously testing voltage drop and temperature rise of wiring harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217112522U true CN217112522U (en) | 2022-08-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122199784.3U Active CN217112522U (en) | 2021-09-13 | 2021-09-13 | Test equipment capable of simultaneously testing voltage drop and temperature rise of wiring harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217112522U (en) |
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2021
- 2021-09-13 CN CN202122199784.3U patent/CN217112522U/en active Active
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