CN211786040U - Wire harness testing device - Google Patents
Wire harness testing device Download PDFInfo
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- CN211786040U CN211786040U CN201922177960.6U CN201922177960U CN211786040U CN 211786040 U CN211786040 U CN 211786040U CN 201922177960 U CN201922177960 U CN 201922177960U CN 211786040 U CN211786040 U CN 211786040U
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Abstract
The utility model relates to a testing arrangement technical field discloses a pencil testing arrangement, its be equipped with power source, connector, a plurality of tap and a plurality of and each on the test platform the test lamp of tap one-to-one, power source with the connector electricity is connected, the tap with the test lamp electricity is connected, the test lamp sets up one side of tap. The utility model provides a pencil testing arrangement simple structure, one-time operation can test pencil line preface fast accurately.
Description
Technical Field
The utility model relates to a testing arrangement technical field especially relates to a pencil testing arrangement.
Background
Most electronic production plants still adopt a mode of manually installing the collection wiring harness to organize the wiring harness. One ends of the plurality of wire units are connected to the first harness connector, and the other ends of the wire units are connected to the second harness connector. Due to the fact that the number of the wire units is large, the situation that the wire sequence of the wire harness is wrongly installed is inevitable. Therefore, the order of the wiring harness needs to be detected.
At present, a tester manually inserts each wire unit in a wire harness to be tested into a circuit board of the whole machine according to a wire harness drawing, and verifies whether the wire sequence of the wire harness is correct or not by detecting the function realized after each electric wire is electrified. The problems of artificial missing test and circuit board component burning are easy to occur in the manual one-by-one test lead unit. And 5-8 minutes are needed for dismounting the circuit board in the whole machine, and the test time is longer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the wire harness testing device is simple in structure, and can quickly and accurately test the wire sequence of the wire harness through one-time operation.
In order to achieve the above object, the present invention provides a wire harness testing device, which comprises a testing platform, wherein the testing platform is provided with a power interface, a connector, a plurality of taps and a plurality of testing lamps corresponding to the taps,
the power interface is electrically connected with the connector, the tap is electrically connected with the test lamp, and the test lamp is arranged on one side of the tap.
Preferably, at least two of the taps constitute a tap group, and the tap groups are arranged in parallel.
Preferably, the number of the connectors is two or more.
Preferably, the power interface is disposed at one side of the test platform.
Preferably, the test platform is further provided with a power indicator light, and the power indicator light is electrically connected with the power interface.
As a preferred scheme, the test platform is provided with at least three support rods, and the support rods are uniformly distributed on the test platform.
The embodiment of the utility model provides a pencil testing arrangement compares with prior art, and its beneficial effect lies in: the utility model discloses pencil testing arrangement includes test platform, has the power source who is used for inserting the power on the test platform for insert the connector of pencil and a plurality of tap and the test lamp that corresponds with each tap, power source and connector electric connection, tap and test lamp electric connection. If the line sequence is correct, the signal of the lead unit is matched with the pin and the tap of the connector, the power interface, the connector, the lead unit, the tap and the test lamp form a complete path, and the test lamp is lighted. If the line sequence is wrong, the test lamp cannot be connected with the power supply, and the test lamp is not on. During detection, only the first harness connector of the harness is connected into the connector, one end of the lead unit, which is far away from the first harness connector, is connected onto each tap respectively, and whether the corresponding test lamps are all turned on or not is observed, so that whether the line sequence is wrong or not can be judged. The wiring harness testing device is convenient to operate, whether the sequence of all the wire units in the wiring harness is correct or not can be judged through one-time testing, and the testing efficiency is high.
Drawings
Fig. 1 is a perspective view of a wire harness testing device according to an embodiment of the present invention;
fig. 2 is a circuit diagram of a wire harness testing device according to an embodiment of the present invention.
In the figure, 1, test platform; 2. a power interface; 3. a connector assembly; 4. a tap; 5. testing the lamp; 6. a support bar; 7. and (4) protecting the resistor.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms used in the present invention are used in the description of the present invention, and it should be understood that the terms "upper", "lower", "vertical", "top", "bottom", and the like are used in the present invention as the terms of the orientation or the positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, a wire harness testing device according to a preferred embodiment of the present invention includes a testing platform 1, a power source 2, a connector 3, a plurality of taps 4 and a plurality of testing lamps 5 corresponding to the taps 4 are disposed on the testing platform 1, the power source 2 is electrically connected to the connector 3, the taps 4 are electrically connected to the testing lamps 5, and the testing lamps 5 are disposed on one side of the taps 4.
Based on the above technical scheme, power source 2 can connect external power supply, can access 24V's direct current, and two sets of power supply of steady voltage are again inside: DC7V and DC 5V. The connector 3 adopts DIP packaging technology. The power interface 2 is electrically connected with the connector 3, and in order to prevent the electronic components from being burnt out due to overlarge voltage or current, a protection resistor 7 can be arranged between the power supply and the connector 3, and the protection resistor 7 is respectively electrically connected with the power supply and the connector 3. The connector 3 has a plurality of connector pins, and as shown in fig. 2, the connector pins of the connector 3 are marked as a first connector pin, a second connector pin, a third connector pin and a fourth connector pin … … from top to bottom, and the connector pins can be correspondingly connected with the protection resistor 7. The tap 4 also has a plurality of tap pins, and generally has four tap pins, which are respectively marked as a first tap pin, a second tap pin, a third tap pin and a fourth tap pin from top to bottom. The plurality of plug pins and the plurality of tapping pins form a plurality of independent series circuits without mutual influence. Each plug pin can be electrically connected with one wire unit in the wire bundle, one end of each wire unit is connected with one plug pin, and the other end of each wire unit is connected with one tapping pin. The tap 4 is electrically connected to the test lamp 5 or grounded. The test lamps 5 may be light emitting diodes. The power supply, the protective resistor 7, the connector 3 and the tap 4 form a series circuit. The first plug pin of the connector 3 is connected with a protective resistor 7 which is externally connected with a 7V power supply. The wire rod is correspondingly connected to the first tapping pin of the tap 4 and is connected to the first light-emitting diode so as to be communicated with the second plug pin of the connector 3, the second tapping pin is connected with the second light-emitting diode and then is connected to the third plug pin, the third tapping pin is connected to the third light-emitting diode, the fourth plug pin is connected to the fourth tapping pin, the fourth light-emitting diode is grounded, and a loop is formed and is a series circuit. Therefore, the light emitting diode cannot be lighted due to the wire sequence dislocation of the wire or the open circuit of the wire.
When the wire harness connector is used, an external power supply is connected to the power supply interface 2, the first harness connector of a wire harness to be detected is connected to the connector 3, the second harness connector is detached, and the plurality of wire units of the wire harness are connected to the taps 4. If the wire sequence is correct, the signal transmission of the wire unit in the wire harness is not wrong, and the test lamp 5 is electrified and lightened. If the lead unit does not correspond to the tap 4, and the lead unit does not match with the tap, the test lamp 5 corresponding to the position where the lead unit is inserted wrongly does not light up. Therefore, when the line sequence is incorrect or not completely correct, i.e. the signal transmission of any wire unit in the wire harness is wrong, the test lamp 5 is not lighted. When the wiring harness testing device is used, whether the wiring sequence is wrong or not can be judged by observing whether the testing lamp 5 corresponding to the tap 4 is lighted or not, the operation is simple, the testing time is shortened, and the problems of missing testing and burning of circuit board components are avoided. In the present embodiment, the socket connector 3, the tap and the test lamp 4 are provided on the upper surface of the test platform 1.
Wherein, at least two tap 4 constitute a tap group, and each tap group is arranged side by side, and the arrangement is regular, and test lamp 5 and tap 4 one-to-one are corresponding, and test lamp 5 also is in the row configuration promptly. In the present embodiment, there are four groups of taps, the first group of taps including four taps 4, the second group of taps including five taps 4, the third group of taps including three taps 4, and the fourth group of taps including three taps 4.
Specifically, the number of the connectors 3 is more than two, namely, the wiring harness testing device can simultaneously test two groups of wiring harnesses, and the wiring harness detection efficiency is improved.
In order to conveniently communicate the power supply with the wire harness testing device, the power supply interface 2 is arranged on one side of the testing platform 1, so that the power supply line is prevented from being damaged due to excessive bending of the power supply line, and the service life of the power supply line is prolonged.
Preferably, a power indicator is further arranged on the test platform 1, and the power indicator is electrically connected with the power interface 2. The power indicator lamp can be a light emitting diode and is connected with the power interface 2, and after the power is connected, the power indicator lamp is electrified and automatically lightened, so that the power indicator lamp can be used for indicating whether the wire harness testing device is in an electrified state or not.
In addition, the test platform 1 is provided with at least three support rods 6, and each support rod 6 is uniformly distributed on the test platform 1. The support bar 6 may be disposed at the bottom of the testing platform 1 for supporting the testing platform 1. Or, the support bar 6 is disposed on the top of the testing platform 1 and can be used to support the product assembly located above the testing platform 1. At the test site, because the space is less, the tester can place other product components above the support bar 6 to reduce the occupation space of the product. In this embodiment, test platform 1's shape is the cuboid, and 6 vertical connections in test platform 1's top of bracing piece, and the quantity of bracing piece 6 is four, and four bracing pieces 6 are located four angles of test platform 1 respectively.
The utility model discloses a working process does: before the detection, the second wire harness connector of the wire harness is detached. During detection, 24V direct current is connected to the power interface 2, the test platform 1 is electrified, and the power indicator lamp is turned on. The first harness connector of the harness is inserted into the connector 3, the end of each wire unit remote from the first harness connector is connected to each tap 4, and it is observed whether all of the three test lamps 5 corresponding to each tap 4 are lit. If yes, the signal transmission of the wire unit is proved to be complete, and the wire sequence of the wire unit of the wire harness is correct. If any test lamp 5 corresponding to the tap 4 is not lighted, it is proved that the signal of the corresponding lead unit is not matched with the signal of the pin of the connector 3 and the tap 4, and the wire harness sequence has a problem. The wire harness testing device can simultaneously detect the wire sequences of the multiple wire units through one-time operation, and is high in detection efficiency and convenient to operate.
To sum up, the embodiment of the utility model provides a pencil testing arrangement, it includes test platform, has the power source who is used for inserting the power on the test platform for insert the connector and a plurality of tap of pencil and the test lamp that corresponds with each tap, power source and connector electric connection, tap and test lamp electric connection. If the line sequence is correct, the signal of the lead unit is matched with the pin and the tap of the connector, the power interface, the connector, the lead unit, the tap and the test lamp form a complete path, and the test lamp is lighted. If the line sequence is wrong, the test lamp cannot be connected with the power supply, and the test lamp is not on. During detection, only the first harness connector of the harness is required to be connected into the connector, one end of the lead unit, which is far away from the first harness connector, is connected into each tap respectively, and whether the corresponding test lamp is turned on or not is observed, so that whether the line sequence is wrong or not can be judged. The wiring harness testing device is convenient to operate, whether the sequence of all the wire units in the wiring harness is correct or not can be judged through one-time testing, and the testing efficiency is high.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (6)
1. A wire harness testing device is characterized by comprising a testing platform, wherein the testing platform is provided with a power supply interface, a connector, a plurality of taps and a plurality of testing lamps corresponding to the taps,
the power interface is electrically connected with the connector, the tap is electrically connected with the test lamp, and the test lamp is arranged on one side of the tap.
2. The harness testing device of claim 1, wherein at least two of the taps comprise a group of taps, the groups of taps being arranged in parallel.
3. The wire harness testing device of claim 1, wherein the number of connectors is two or more.
4. The wire harness testing device of claim 1, wherein the power interface is disposed on a side of the test platform.
5. The wire harness testing device of claim 1, wherein a power indicator is further disposed on the testing platform, the power indicator being electrically connected to the power interface.
6. The wire harness testing device according to any one of claims 1 to 5, wherein the testing platform is provided with at least three support bars, and each support bar is uniformly distributed on the testing platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922177960.6U CN211786040U (en) | 2019-12-06 | 2019-12-06 | Wire harness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922177960.6U CN211786040U (en) | 2019-12-06 | 2019-12-06 | Wire harness testing device |
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| CN211786040U true CN211786040U (en) | 2020-10-27 |
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| CN201922177960.6U Active CN211786040U (en) | 2019-12-06 | 2019-12-06 | Wire harness testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183981A (en) * | 2023-04-04 | 2023-05-30 | 广汽埃安新能源汽车股份有限公司 | Wire harness detection device and method |
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2019
- 2019-12-06 CN CN201922177960.6U patent/CN211786040U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183981A (en) * | 2023-04-04 | 2023-05-30 | 广汽埃安新能源汽车股份有限公司 | Wire harness detection device and method |
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