CN218445920U - Connector wire conduction test circuit and conduction test device applying same - Google Patents
Connector wire conduction test circuit and conduction test device applying same Download PDFInfo
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- CN218445920U CN218445920U CN202222745177.7U CN202222745177U CN218445920U CN 218445920 U CN218445920 U CN 218445920U CN 202222745177 U CN202222745177 U CN 202222745177U CN 218445920 U CN218445920 U CN 218445920U
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Abstract
The application discloses a connector wire conduction test circuit and a conduction test device using the same, wherein a connector wire comprises a wire harness, a first connector and a second connector which are connected to two ends of the wire harness, the connector wire conduction test circuit comprises a power socket, a third connector, a fourth connector, a switch unit and a prompt unit, a VDD pin of the power socket is electrically connected with an input end of the switch unit, an output end of the switch unit is electrically connected with the third connector, the fourth connector is electrically connected with an input end of the prompt unit, and an output end of the prompt unit is connected with a GND pin of the power socket; the third joint is used for being electrically connected with the first joint, and the fourth joint is used for being electrically connected with the second joint; the switch unit comprises switches the number of which is the same as that of the wires of the wire harness; the prompting unit comprises the same number of acoustic and/or optical prompts as the number of wires of the wiring harness, and each acoustic and/or optical prompt is positioned in an independent test loop. This application has the effect that improves the efficiency of testing of butt joint wire.
Description
Technical Field
The application relates to the technical field of wire testing, in particular to a connector wire conduction testing circuit and a conduction testing device applying the same.
Background
Most of the existing electrical equipment or circuit modules need to use a lead, and the lead realizes the electrical connection between the two electrical equipment or circuit modules; however, there may be a plurality of wires, and in the process of connecting two electrical devices or circuit modules, the wires need to be connected with the electrical devices or circuit modules one by one, which is inefficient.
However, after the joint wires are manufactured, each wire of the wire harness needs to be tested one by one to determine whether the wire is connected with the joints at two ends, batch testing cannot be achieved, and testing efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to improve the efficiency of conduction testing of a joint lead, the application provides a joint lead conduction testing circuit and a conduction testing device applying the same.
In a first aspect, the application provides a connector wire conduction testing circuit, which adopts the following technical scheme:
a connector conducting wire conduction test circuit comprises a wire harness, a first connector and a second connector, wherein the first connector and the second connector are connected to two ends of the wire harness, the connector conducting wire conduction test circuit comprises a power socket J1, a third connector, a fourth connector, a switch unit and a prompt unit,
a VDD pin of the power socket J1 is electrically connected with an input end of the switch unit, an output end of the switch unit is electrically connected with the third joint, the fourth joint is electrically connected with an input end of the prompt unit, and an output end of the prompt unit is connected with a GND pin of the power socket J1;
the third connector is used for being electrically connected with the first connector, and the fourth connector is used for being electrically connected with the second connector, so that each wire in the wire bundle is positioned in an independent test loop;
the switch unit comprises switches with the same number as the number of the wires of the wiring harness, and each switch is positioned in an independent test loop;
the prompting unit comprises prompting devices with the same number as the number of the wires of the wire harness, the prompting devices are sound prompting devices and/or light prompting devices, and each prompting device is located in an independent testing loop.
By adopting the technical scheme, the first joint and the second joint are used for connecting the wire harness to be detected, and the wire harness comprises a plurality of wires; when a worker tests the joint lead by using the conduction test circuit, the first joint of the joint lead is connected to the third joint, the second joint of the joint lead is connected to the fourth joint, the joint lead to be tested is electrically connected to the conduction test circuit, and then the power socket J1 is connected with a power supply, so that each connecting wire, the switch and the prompting unit in the conduction wiring harness form an independent and closed conduction test loop, and the worker can control the conduction or the cut-off of each test loop through the switch; when the operator controls the switch to make the test loop conductive, there are two situations: the first situation is that when the sound prompter in the prompting unit sounds and/or the light prompter emits light, the test circuit is turned on at the moment, the second situation is that the sound prompter in the prompting unit does not sound and/or the light prompter does not emit light, namely, the test circuit is turned off at the moment, so that whether each wire of the wire harness is turned on or not is judged through the prompt of the prompter by a worker, and when the worker tests whether the joint wire is turned on or not, the switches can be controlled to be kept in a communicated state firstly, then the first joint of the joint wire is connected with the third joint, the second joint of the joint wire is connected with the fourth joint, namely, the multiple wires in the wire harness are communicated with the single test circuits one by one, batch test can be carried out on the multiple wires in the same wire harness at the same time, the worker does not need to carry out one-to-one electric connection on each wire in the wire harness and carry out the conduction test in the conduction test circuit, and the test efficiency of the joint wire is improved.
Preferably, a first wire holder is connected between the VDD pin of the power socket J1 and the switch unit, a power connection line is arranged on an input side of the first wire holder and electrically connected with the VDD pin of the power socket J1, and first wires with the same number as that of the wires of the wire harness are arranged on an output side of the first wire holder; each first connection wire is connected with one switch;
the utility model discloses a wire harness, including supply socket J1, prompting unit, wire harness, input side, output side, power socket J1's GND pin with be connected with the second wire holder between the prompting unit, the input side of second wire holder be provided with quantity with the second wiring that the wire quantity of pencil is the same, the output side of second wire holder be provided with the earth connection with supply socket J1's GND pin electricity is connected, every the second wiring all with one the prompting device is connected.
Through adopting above-mentioned technical scheme, many first wirings and many second wirings respectively one-to-one establish ties in a plurality of independent test circuit, many first wirings are connected jointly on the first connection terminal of only a power cord, and many second wirings are connected jointly on the second connection terminal of only a ground wire, thereby be convenient for connect supply socket J1's GND pin electricity in first connection terminal, and connect supply socket J1's VDD pin electricity in the second connection terminal, even if in the realization will switch on the effect that test circuit connects supply socket J1, it is more convenient to operate.
Preferably, the switch includes: a toggle switch S connected in series between the first wire holder and the third terminal.
By adopting the technical scheme, the plurality of toggle switches S are connected in series in the plurality of independent conduction test loops in a one-to-one correspondence manner, so that the toggle switches S realize the function of controlling the circuit of the conduction test loops to be conducted or cut off in a single independent conduction test loop.
Preferably, the light prompter is a light prompter, and each light prompter includes: and the anode of the light-emitting diode LED is coupled to the fourth connector, the cathode of the light-emitting diode LED is coupled to the GND pin of the power socket J1, and each light-emitting diode LED is positioned in one test loop.
Through adopting above-mentioned technical scheme, when switch control connects the conduction test circuit intercommunication of wire, staff's accessible is observed emitting diode LED's the bright circumstances of going out in order to judge whether the wire switches on with the joint at its both ends: when the light emitting diode LED emits light, namely the conducting wire and the joints at the two ends of the conducting wire are conducted, and when the light emitting diode LED does not emit light, namely the conducting wire and the joints at the two ends of the conducting wire are not conducted, the situation that the conducting wire of the joints is short-circuited or broken can exist.
Preferably, the prompter is an acoustic prompter, and the acoustic prompter includes: one end of the buzzer HA is coupled to the fourth connector, the other end of the buzzer HA is coupled to a GND pin of the power socket J1, and each buzzer HA is located in one test loop.
Through adopting above-mentioned technical scheme, when on-off control switches on test circuit and switches on, whether staff's accessible is observed loudspeaker HA and is sounded in order to judge whether the joint at wire and its both ends switches on: when the loudspeaker HA is heard, it indicates that the lead and the connectors at the two ends of the lead are conducted, and when the loudspeaker HA is not heard, it indicates that the lead and the connectors at the two ends of the lead are not conducted, and the short circuit and the open circuit of the lead can exist in the connector.
Preferably, the prompter is a light prompter and a sound prompter, the light prompter comprises a light emitting diode LED, and the sound prompter comprises: a buzzer HA; one end of the light emitting diode LED is coupled to the fourth connector, the other end of the light emitting diode LED is coupled to a GND pin of the power socket J1 after being connected with the buzzer HA in series, and each light emitting diode LED and each buzzer HA are located in one test loop.
Through adopting above-mentioned technical scheme, when on-off control switches on test circuit and switches on, whether staff's accessible is observed emitting light of emitting diode LED and loudspeaker HA whether to make a sound in order to judge whether the joint at wire and its both ends switches on: when the light emitting diode LED is observed to emit light and the horn HA is heard to emit sound, the conduction of the lead and the joints at the two ends of the lead is indicated, and when the light emitting diode LED is observed not to emit light and the horn HA is not heard to emit sound, the conduction of the lead and the joints at the two ends of the lead is indicated, and the short circuit and the open circuit of the lead can exist in the joint.
Preferably, the number of the wires of the wire harness is set to be eight.
Through adopting above-mentioned technical scheme, same pencil is provided with eight wires, and whether the staff switches on at the test joint wire, connects the first articulate third of pencil, and when the second articulate fourth of pencil connects, communicate eight wires simultaneously one-to-one this moment in eight test circuit and carry out the batch test promptly to the efficiency that the staff will connect wire and survey and drawing return circuit intercommunication has been improved.
In a second aspect, the present application provides a connector wire conduction testing apparatus, which adopts the following technical scheme:
a joint wire conduction test device comprising: the connector comprises a shell, wherein a circuit board is arranged in the shell, and the circuit board is provided with any one of the connector conducting wire conduction test circuit.
By adopting the technical scheme, the connector wire conduction testing device is used for testing whether a plurality of wires in the wire harness are conducted with the connectors at two ends of the wires; a plurality of wires in the wire harness are uniformly and correspondingly electrically connected with a switch and a prompting unit, and each wire, one switch and one prompting unit form an independent test loop; the switch in each independent test loop is used for controlling the test loop to be switched on or switched off, and when the switch controls the test loop to be switched on, a worker can observe whether the sound prompter in the prompting unit sounds and/or whether the light prompter emits light so as to realize the function of testing whether the joint lead is switched on: when the sound prompter sounds and/or the light prompter emits light, the conduction of the leads and the joints at the two ends of the leads is indicated, and when the sound prompter does not emit light, the conduction of the leads and the joints at the two ends of the leads is indicated, so that the effect of testing whether the joints at the two ends of the leads and the multiple leads in the wire harness are conducted or not is achieved.
Preferably, the third joint and the fourth joint are embedded in the side wall of the shell.
Through adopting above-mentioned technical scheme, first joint and second connect and install the lateral wall position at the casing to be convenient for the staff pegs graft respectively in first joint and second with the joint at pencil both ends.
Preferably, the housing is provided with first mounting holes, the number of which is the same as that of the switches, and the switches are mounted in the first mounting holes; the shell is provided with second mounting holes, the number of the second mounting holes is the same as that of the prompters, and the prompters are mounted in the second mounting holes.
By adopting the technical scheme, a worker can control the on-off of the switches or close the switches at the position of the first mounting hole so as to control the conduction or cut-off of the conduction test loop, and observe whether the prompter emits light or whether the prompter emits sound to judge whether the conduction test loop is conducted at the position of the second mounting hole, so that the operation is more convenient.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the whole process of conducting test of the joint lead, a plurality of leads in the same wire harness are tested in batch at the same time, and workers do not need to electrically connect each lead in the wire harness one by one, so that the test efficiency of the joint lead is improved;
2. the plurality of first connecting wires and the plurality of second connecting wires are respectively connected in series in the plurality of independent test loops in a one-to-one correspondence mode, the plurality of first connecting wires are connected to the first wire holder on only one input side, and the plurality of second connecting wires are connected to the second wire holder on only one output side, so that the effect of connecting the conduction test loop to the power socket J1 is achieved conveniently, and the operation is convenient;
3. the connector wire conduction testing device is used for testing whether a plurality of wires in the wire harness are conducted with connectors at two ends of the wires; when the switch control test loop is conducted, the sound prompter sounds and/or the light prompter emits light, the conduction of the leads and the joints at the two ends is indicated, and when the switch control test loop is conducted, the sound prompter sounds and/or the light prompter does not emit light, the conduction of the leads and the joints at the two ends is indicated, so that whether the leads in the test harness are conducted with the joints at the two ends is conveniently realized.
Drawings
Fig. 1 is a circuit diagram of embodiment 1 of the present application.
Fig. 2 is a circuit diagram of a cue unit in embodiment 2 of the present application.
Fig. 3 is a circuit diagram of a cue unit in embodiment 3 of the present application.
Fig. 4 is a schematic view of the overall installation structure of embodiment 4 of the present application.
Description of reference numerals:
1. a wire harness; 11. a first joint; 12. a second joint; 2. a third joint; 3. a fourth joint; 4. a switch unit; 5. a presentation unit; 6. a first wire holder; 61. a first wiring; 7. a second wire holder; 71. a second wiring; 8. a housing; 81. a first mounting hole; 82. and a second mounting hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
Example 1
The embodiment of the application discloses a connector wire conduction test circuit. Referring to fig. 1, the joint wire includes a wire harness 1, a first joint 11 and a second joint 12 connected to both ends of the wire harness 1, the wire harness 1 includes a plurality of wires, and in the present embodiment, eight wires are provided; the connector lead conduction test circuit comprises a power socket J1, a third connector 2, a fourth connector 3, a switch unit 4 and a prompt unit 5, wherein a VDD pin of the power socket J1 is electrically connected with an input end of the switch unit 4, an output end of the switch unit 4 is electrically connected with the third connector 2, the fourth connector 3 is electrically connected with an input end of the prompt unit 5, and an output end of the prompt unit 5 is connected with a GND pin of the power socket J1; the third joint 2 is used for being electrically connected with the first joint 11, the fourth joint 3 is used for being electrically connected with the second joint 12, each wire in the wire harness 1 is located in an independent test loop, the switch unit 4 comprises switches the number of which is the same as that of the wires of the wire harness 1, each switch is located in an independent test loop, the prompting unit 5 comprises prompters the number of which is the same as that of the wires of the wire harness 1, the prompters are light prompters, each light prompter is connected with one switch, therefore, each wire, the first joint 11 at the two ends of the wire, the second joint 12, the switch unit 4 and the prompting unit 5 form a closed conduction test loop, and eight wires in the same wire harness 1 can be subjected to batch conduction test at the same time, and the conduction test efficiency of the joint wires is greatly improved.
Referring to fig. 1, a first wire holder 6 is connected between a VDD pin of a power socket J1 and a switch unit 4, a power connection line is provided on an input side of the first wire holder 6 to be electrically connected to the VDD pin of the power socket J1, and first wires 61 having the same number as that of wires of a wire harness 1 are provided on an output side of the first wire holder 6; each first connection 61 is located in an independent test loop; the second wire holder 7 is connected between the GND pin of the power socket J1 and the prompt unit 5, the input side of the second wire holder 7 is provided with second wires 71 the number of which is the same as that of the wires of the wiring harness 1, the output side of the second wire holder 7 is provided with a grounding wire which is electrically connected with the GND pin of the power socket J1, each second wire 71 is connected with one prompter, and the first wire holder 6 and the second wire holder 7 improve the efficiency of connecting the test loop with the power socket J1.
Referring to fig. 1, the switch includes a toggle switch S connected in series at a position between the first wire holder 6 and the third connector 2; the light prompter includes emitting diode LED, and emitting diode LED's positive pole is coupled in fourth joint 3, and emitting diode LED's negative pole is coupled in supply socket J1's GND pin, and emitting diode LED has the effect that the lamp was bright when forward switched on, and the lamp goes out when not switching on to whether the staff of being convenient for observes joint wire and test circuit and switches on.
The implementation principle of the connector wire conduction testing circuit in the embodiment of the application is as follows: when the staff utilized to switch on test circuit test the joint wire of customization and whether switched on, connect 11 pegs graft at the third joint 2 that is connected with many wires earlier, and peg graft second joint 12 on fourth joint 3, connect socket J1 power after that, even make whole joint wire switch on test circuit and switch on, accessible control toggle switch S controls whole joint wire switch on test circuit and switches on or ends this moment, when toggle switch S output control signal, the joint wire switches on test circuit and switches on, the accessible is observed whether luminous in order to realize that the test joint wire exists the function of short circuit or short circuit in the emitting diode LED that each wire corresponds this moment: when the light emitting diode LED emits light, the connector lead is conducted with the conduction test circuit, and the test is qualified; when the light emitting diode LED does not emit light, namely the connector lead is not conducted with the conduction test circuit, the connector lead may have the conditions of short circuit and open circuit, and the test is unqualified; at whole conduction testing's in-process, because many wires are connected to 1 in the same pencil, when with supply socket J1 switch on, can communicate many wires and many conduction testing circuit simultaneously, realize promptly carrying out the effect of testing in batches to many wires, need not the staff and carry out the one-to-one at the both ends that connect the wire and test, improved staff's joint wire conduction test efficiency.
Example 2
Referring to fig. 2, the present embodiment is different from embodiment 1 in that: the prompting units 5 are the sound prompters with the same number as the wires of the wire harness 1, each sound prompter is positioned in an independent testing loop, and at the moment, a worker can test whether the joint wires are conducted or not by observing whether the sound prompters sound or not; the sound prompter includes loudspeaker HA, and loudspeaker HA's one end is coupled in fourth joint 3, and loudspeaker HA's the other end is coupled in supply socket J1's GND pin, and loudspeaker HA sound production when switching on, and the function whether the judgement joint wire switched on is realized to the phonation whether staff's accessible loudspeaker HA.
Example 3
Referring to fig. 3, the present embodiment is different from embodiment 1 in that: the prompting unit 5 also comprises sound prompters with the same number as the number of the wires of the wire harness 1, each light prompter and each sound prompter are simultaneously positioned in an independent test loop, and each sound prompter comprises a buzzer HA; one end of the light emitting diode LED is coupled to the fourth connector, the other end of the light emitting diode LED is coupled to a GND pin of the power socket J1 after being connected with the buzzer HA in series, each light emitting diode LED and each buzzer HA are located in one test loop, and at the moment, a worker can observe whether the light prompter emits light and/or whether the sound prompter emits sound to test whether the connector lead is conducted.
Example 4
The embodiment of the application discloses a connector lead conduction testing device, and referring to fig. 4, the connector lead conduction testing device comprises a shell 8, a circuit board is arranged in the shell 8, and a connector lead conduction testing circuit is arranged on the circuit board; the third joint 2 and the fourth joint 3 are embedded in the side wall of the shell 8, and the interface of the power socket J1 is also embedded in the side wall of the shell 8; the shell 8 is provided with a plurality of first mounting holes 81 with the same number as the switches, the plurality of first mounting holes 81 are arranged at intervals, and the switches are mounted in the first mounting holes 81 in a one-to-one correspondence manner; the casing is provided with second mounting hole 82 that the quantity is the same with the quantity of prompting device, and the prompting device is installed in second mounting hole 82, and a plurality of second mounting hole 82 interval arrangement sets up.
The implementation principle of the connector wire conduction testing device is that a conduction testing circuit in the connector wire conduction testing device is used for testing whether a customized connector wire is conducted, a worker inserts a first connector 11 of a wire harness 1 into a third connector 2, a second connector 12 of the wire harness 1 into a fourth connector 3, then a power supply is connected to the position of a power supply socket J1, the conduction testing circuit is controlled to be conducted through a toggle switch S, and then whether a light-emitting diode LED emits light or not is observed: when the LED emits light, the connection of the joint lead is indicated; when the light emitting diode LED does not emit light, the conduction test circuit is turned off, namely, the connector lead is not conducted, so that the purpose of testing whether the connector lead is conducted or not is achieved conveniently.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A connector lead conduction test circuit comprises a wiring harness (1), a first connector (11) and a second connector (12) which are connected to two ends of the wiring harness (1), and is characterized in that the connector lead conduction test circuit comprises a power socket J1, a third connector (2), a fourth connector (3), a switch unit (4) and a prompt unit (5),
the VDD pin of the power socket J1 is electrically connected with the input end of the switch unit (4), the output end of the switch unit (4) is electrically connected with the third connector (2), the fourth connector (3) is electrically connected with the input end of the prompt unit (5), and the output end of the prompt unit (5) is connected with the GND pin of the power socket J1;
the third joint (2) is used for being electrically connected with the first joint (11), and the fourth joint (3) is used for being electrically connected with the second joint (12), so that each wire in the wire harness (1) is positioned in an independent test loop;
the switch unit (4) comprises switches with the same number as the number of the wires of the wiring harness (1), and each switch is positioned in an independent test loop;
the prompting unit (5) comprises prompting devices with the same number as that of the wires of the wiring harness (1), the prompting devices are sound prompting devices and/or light prompting devices, and each prompting device is located in an independent testing loop.
2. A connector conduction test circuit according to claim 1, wherein a first wire holder (6) is connected between the VDD pin of the power socket J1 and the switch unit (4), a power connection line is provided on an input side of the first wire holder (6) to be electrically connected to the VDD pin of the power socket J1, and first wires (61) having the same number as that of the wires of the wire harness (1) are provided on an output side of the first wire holder (6); each of the first connections (61) is connected to one of the switches;
supply socket J1's GND pin with be connected with second wire holder (7) between suggestion unit (5), the input side of second wire holder (7) be provided with quantity with wire quantity the same second wiring (71) of pencil (1), the output side of second wire holder (7) be provided with the earth connection with supply socket J1's GND pin electricity is connected, every second wiring (71) all with one the prompting device is connected.
3. The connector conductor conduction test circuit of claim 2, wherein said switch comprises: a toggle switch S connected in series between the first wire holder (6) and the third connector (2).
4. A splice conduction test circuit as claimed in claim 1, wherein the optical cues are optical cues, each optical cue comprising: and the anode of the light-emitting diode LED is coupled to the fourth connector (3), the cathode of the light-emitting diode LED is coupled to a GND pin of the power socket J1, and each light-emitting diode LED is positioned in one test loop.
5. The connector conductor conduction test circuit of claim 1, wherein the alarm is an acoustic alarm, the acoustic alarm comprising: one end of the buzzer HA is coupled to the fourth connector (3), the other end of the buzzer HA is coupled to the GND pin of the power socket J1, and each buzzer HA is located in one test loop.
6. The connector wire conduction test circuit of claim 1, wherein the prompter is an optical prompter and an acoustic prompter, the optical prompter comprises a Light Emitting Diode (LED), and the acoustic prompter comprises: a buzzer HA; one end of the light emitting diode LED is coupled to the fourth connector (3), the other end of the light emitting diode LED is coupled to a GND pin of the power socket J1 after being connected with the buzzer HA in series, and each light emitting diode LED and each buzzer HA are located in one test loop.
7. A connector conduction test circuit according to claim 1, wherein the number of wires of said wire harness (1) is set to eight.
8. A joint wire conduction test device comprising: a housing (8), a circuit board being arranged in said housing (8), characterized in that said circuit board is provided with a connector conductor conduction test circuit according to any of claims 1 to 7.
9. The device for testing the conduction of the joint lead according to claim 8, wherein the third joint (2) and the fourth joint (3) are embedded in the side wall of the housing (8).
10. The device for testing the conduction of the joint lead according to claim 8, wherein the housing (8) is provided with a number of first mounting holes (81) equal to the number of the switches, and the switches are mounted in the first mounting holes (81); the shell (8) is provided with second mounting holes (82) the number of which is the same as that of the prompters, and the prompters are mounted in the second mounting holes (82).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222745177.7U CN218445920U (en) | 2022-10-18 | 2022-10-18 | Connector wire conduction test circuit and conduction test device applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222745177.7U CN218445920U (en) | 2022-10-18 | 2022-10-18 | Connector wire conduction test circuit and conduction test device applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218445920U true CN218445920U (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222745177.7U Active CN218445920U (en) | 2022-10-18 | 2022-10-18 | Connector wire conduction test circuit and conduction test device applying same |
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| Country | Link |
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| CN (1) | CN218445920U (en) |
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- 2022-10-18 CN CN202222745177.7U patent/CN218445920U/en active Active
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