CN216525899U - Wire rod detection device - Google Patents
Wire rod detection device Download PDFInfo
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- CN216525899U CN216525899U CN202120826367.4U CN202120826367U CN216525899U CN 216525899 U CN216525899 U CN 216525899U CN 202120826367 U CN202120826367 U CN 202120826367U CN 216525899 U CN216525899 U CN 216525899U
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Abstract
The utility model provides a wire rod detection device, comprising: the interface module comprises at least two sockets and is connected with the detection wire; the measuring module is connected with the interface module and comprises a detection circuit used for detecting the specified detection items of the detection wires; the detection item detection comprises one or more of impedance detection, LED current detection, voltage detection, electronic load detection, relay interface detection and power supply output detection; the central control module comprises a microcontroller, is connected with the measuring module and is used for controlling the measuring module to detect the detection items and receiving the detection result output by the measuring module; and the display module is connected with the central control module and is used for displaying the detection result. The utility model can quickly detect the wire rod, quickly document the detected wire rod and store the detection result, thereby realizing the traceability of the detection result.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to a wire detection device.
Background
The wire and the direct connection equipment need to be detected after being produced in a factory, and the detection comprises electrical performance detection, short circuit and open circuit detection and the like, and because interfaces (especially for the wire with a circuit board) of each wire are different, different types of wires need different detection devices, so that resource integration can not be realized, and resource waste is caused. In addition, the existing detection device cannot automatically scan and detect the access of the wire rod, and needs to operate more external buttons, so that the operation flow is complicated. Furthermore, the existing detection device does not establish a detection file for each detection wire rod and stores the detection file, or needs to manually input information and detection results of the detection wire rods to store the detection files, so that on one hand, the waste of human resources is caused, and on the other hand, the detection wire rods are not built due to complex operation, and secondary detection or missing detection of the wire rods is possibly caused. In addition, for the detection items with abnormality or failed detection in the detection process, the conventional detection device cannot directly print the abnormal data, and only can manually record the abnormal data by a detection person, so that the record is often unclear, and the subsequent abnormality processing is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to overcome the defects that in the prior art, a wire detection device is provided, so that the rapid detection of various wire products can be realized, the access of wires can be automatically detected, the detection wires can be quickly filed, the detection results can be stored, and the traceability of the detection results can be realized.
The utility model adopts the following technical scheme:
in one aspect, a wire detecting device includes:
the interface module comprises at least two sockets and is connected with the detection wire;
the measuring module is connected with the interface module and comprises a detection circuit used for detecting detection items of the detection wire; the detection item detection comprises one or more of impedance detection, LED current detection, voltage detection, electronic load detection, relay interface detection and power supply output detection;
the central control module comprises a microcontroller, is connected with the measuring module and is used for controlling the measuring module to detect the detection items and receiving the detection result output by the measuring module;
and the display module is connected with the central control module and is used for displaying the detection result.
Preferably, the wire detecting device further includes: a first connection assembly and a second connection assembly; the first connecting assembly comprises a first interface which is in adaptive splicing with the socket, a second interface which is in adaptive connection with one end of the detection wire rod, and a first connecting wire which is connected with the first interface and the second interface; the second connecting assembly comprises a third interface which is in adaptive splicing with the socket, a fourth interface which is in adaptive connection with the other end of the detection wire rod, and a second connecting wire which is connected with the third interface and the fourth interface; wherein the second interface comprises at least one, and the first connection line comprises at least one; the fourth interface comprises at least one, and the second connecting line comprises at least one.
Preferably, the central control module further includes a storage unit: the storage unit comprises a Flash memory and/or an SD card; the storage unit is connected with the microcontroller to store information, and the stored information comprises detection items to be detected and detection results.
Preferably, the central control module further includes: a scanning gun interface; the scanning gun is connected with the microcontroller through the scanning gun interface and used for scanning the detection wire provided with the two-dimensional code or the bar code and sending a scanning result to the microcontroller.
Preferably, the central control module further includes: a printer interface; and the printer is connected with the microcontroller through the printer interface and is used for printing abnormal information when the detection result is abnormal.
Preferably, the central control module further includes: a USB interface; and the external USB equipment is connected with the microcontroller through the USB interface to perform data interaction.
Preferably, the central control module further includes: a network interface; and the server is connected with the microcontroller through the network interface to perform data interaction.
Preferably, the central control module further includes: a power amplifier interface; and the external power amplifier equipment is connected with the microcontroller through the power amplifier interface and is used for carrying out voice playing on the detection result.
Preferably, the central control module further includes: a power interface; and the power supply module is connected with the microcontroller through the power interface to supply power.
Preferably, the socket comprises a bullhorn socket.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
(1) the utility model comprises an interface module, a measuring module, a central control module and a display module, wherein the interface module, the measuring module and the central control module are independently realized in a circuit board mode and are mutually connected, so that the batch production of the measuring circuit board and the central control panel can be realized; the interface board is designed in a customized manner, so that special wire detection is realized, the overall quality stability is improved, and the cost of the detection device is reduced; meanwhile, when the detected wire rod is upgraded, the whole wire rod does not need to be replaced, and only the interface plate needs to be replaced;
(2) according to the utility model, the first connecting assembly and the second connecting assembly are arranged between the interface module and the detection wire, on one hand, when the detection wire of different interfaces is tested, only the first connecting assembly and/or the second connecting assembly needs to be replaced without modifying the interface module, the measuring module, the central control module and the display module (the interface module, the measuring module, the central control module and the display module are packaged, and are troublesome to replace, and the first connecting assembly and the second connecting assembly are exposed outside and are connected by being plugged with the interface module); on the other hand, the interface module can be prevented from being damaged after multiple tests, the detection wire rod is connected through the first connecting assembly and the second connecting assembly, only the interface on the side of the detection wire rod needs to be plugged and pulled out during detection, and only the first connecting assembly and/or the second connecting assembly needs to be replaced when the plugging and pulling times exceed the preset times or the interface is damaged;
(3) the utility model can carry out unified storage management on the detection result or the broadcasted audio files through the SD card/Flash memory, and carry out classified management on the audio files through a plurality of folders in the SD/Flash memory, thereby meeting the requirement of storing a large number of audio files, reducing the management cost and facilitating the user to achieve personalized or special customization by modifying the files in the SD card/Flash memory;
(4) the utility model can be connected with USB equipment through a USB interface or connected with a remote server through a network to realize data interaction, such as the setting of detection parameters, the storage of detection results and the upgrading of firmware.
The present invention will be described in further detail with reference to the drawings and examples, but the wire detecting device of the present invention is not limited to the examples.
Drawings
FIG. 1 is a block diagram of the wire detecting device according to the present invention;
fig. 2 is a connection block diagram of the interface module, the first connection assembly, the second connection assembly and the detection wire according to the present invention;
FIG. 3 is an exploded view of the wire detection device of the present invention;
FIG. 4 is a three-dimensional view of the wire detecting device of the present invention;
FIG. 5 is a circuit diagram of the microcontroller and memory unit according to the present invention;
FIG. 6 is a circuit diagram of the microcontroller and the network cable seat according to the present invention;
FIG. 7 is a circuit diagram of the connection between the microcontroller and the scanning gun, printer, USB device, external power amplifier device;
FIG. 8 is a circuit diagram of the impedance detection of the present invention;
FIG. 9 is a circuit diagram of LED current detection, electronic load detection, and IIC detection according to the present invention;
FIG. 10 is a circuit diagram of the voltage detection and power output detection of the present invention;
fig. 11 is a circuit diagram of the relay interface detection of the present invention.
Detailed Description
The utility model is further described below by means of specific embodiments.
The utility model is further described below by means of specific embodiments.
Referring to fig. 1 to 4, a wire detecting device includes:
the interface module 10, the interface module 10 includes at least two sockets, the interface module 10 is connected with the detection wire 60;
the measuring module 20 is connected with the interface module 10, and includes a detection circuit for performing specified detection item detection on the detection wire 60; the detection item detection comprises one or more of impedance detection, LED current detection, voltage detection, electronic load detection, relay interface detection and power supply output detection;
the central control module 30, which includes a microcontroller 301, is connected to the measurement module 20, and is configured to control the measurement module 20 to perform detection item detection and receive a detection result output by the measurement module 20;
and the display module 40 is connected with the central control module 30 and is used for displaying the detection result.
In this embodiment, the interface module 10 is implemented by an interface board, and includes 3 64P horn bases, and the number of the horn bases may be adjusted according to actual needs, which is not specifically limited in this embodiment. The connection sequence between the interface module 10 and the measurement module 20 can be modified to meet the requirements of the docking and detection functions of different products.
The measuring module 20 is implemented by a measuring board and is used for detecting the specified detection items of the detection wire 60; the detection item detection includes one or more of impedance detection, LED current detection, voltage detection, electronic load detection, relay interface detection, and power output detection, and may also include other detection requirements. The measuring plate integrates the detection function of the main detection items of the wire rod. In some special application scenarios, there are special requirements for the metrology function, in which case it is only necessary to modify the metrology board to achieve this.
The central control module 30 is implemented by a core board, and the hardware circuit of the core board is basically not changed, so that the mass production and the manufacturing can be realized, and the cost is saved. When the functions of the microcontroller 301 need to be modified or added, it is only necessary to reload the software. Specifically, the upgrade can be performed through a USB flash disk, and the remote upgrade can also be performed through a network connection server. In this embodiment, the microcontroller 301 employs an STM32F 407.
The display module 40 may be implemented by a liquid crystal display.
Referring to fig. 2, the wire detecting device further includes: a first connection assembly and a second connection assembly; the first connecting assembly comprises a first interface 701 adaptive to the socket, a second interface 702 adaptive to one end of the detection wire 60, and a first connecting wire 703 connecting the first interface 701 and the second interface 702; the second connecting assembly comprises a third interface 801 adapted to be plugged with a socket, a fourth interface 802 adapted to be connected with the other end of the detection wire 60, and a second connecting wire 803 connecting the third interface 801 and the fourth interface 802; the second interface 702 includes at least one, and the first connection line 703 includes at least one; the fourth interface 802 includes at least one, and the second connection line 803 includes at least one.
On one hand, when testing the detection wire 60 with different interfaces, only the first connecting component and/or the second connecting component need to be replaced, and the interface module 10, the measuring module 20, the central control module 30 and the display module 40 do not need to be modified (the interface module 10, the measuring module 20, the central control module 30 and the display module 40 are packaged, and are troublesome to replace, and the first connecting component and the second connecting component are exposed outside and are connected by being plugged with the interface module 10); on the other hand, can prevent that interface module 10 from damaging after the test many times, connect through first coupling assembling and second coupling assembling and detect wire rod 60, only need the interface of plug detection wire rod 60 side when detecting, when the plug number of times surpassed preset number of times or interface damage, only need change first coupling assembling and/or second coupling assembling.
In this embodiment, the central control module 30 further includes a storage unit 302: the storage unit 302 comprises a Flash memory and/or an SD card; the storage unit 302 is connected with the microcontroller 301 to store information, and the stored information includes detection items to be detected and detection results. The circuit diagram of the connection between the microcontroller 301 and the memory unit 302 is shown in detail in fig. 5.
In this embodiment, the central control module 30 further includes: a scan gun interface 303 and/or a printer interface 304; the scanning gun is connected with the microcontroller 301 through the scanning gun interface 303 and is used for scanning the detection wire 60 provided with the two-dimensional code or the bar code and sending a scanning result to the microcontroller 301; the printer is connected with the microcontroller 301 through the printer interface 304, and is used for printing abnormal information when the detection result is abnormal. The connection circuit of the microcontroller 301 with the scanning gun and the printer is shown in fig. 7.
In this embodiment, the central control module 30 further includes: a USB interface 305 and/or a network interface 306; an external USB device is connected with the microcontroller 301 through the USB interface 305 for data interaction; the server is connected with the microcontroller 301 through the network interface 306 for data interaction. The connection circuit of the microcontroller 301 to the network cable base is shown in fig. 6. The microcontroller 301 is connected with a network cable through a network cable seat. The connection circuit of the microcontroller 301 to the USB device is shown in fig. 7.
In this embodiment, the central control module 30 further includes: a power amplifier interface 307; the external power amplifier device is connected to the microcontroller 301 through the power amplifier interface 307, and is configured to perform voice playing on the detection result. The connection circuit of the microcontroller 301 and the external power amplifier is shown in fig. 7. In this embodiment, the external power amplifier device is a loudspeaker.
Further, referring to fig. 1, the wire detecting device further includes a power supply module 50. The power supply module 50 may be directly powered by an external power source, or may be powered by a built-in rechargeable battery or a common battery. The present invention is not particularly limited.
Specifically, referring to fig. 8 to 11, there are circuit diagrams of the impedance detection, the LED current detection, the electronic load detection, the IIC detection, the voltage detection, the power output detection and the relay interface detection of the present invention, respectively. The power output detection comprises 5.0V power output, 3.3V power output, 12V power output and the like.
The impedance detection will be briefly described as follows.
Referring to fig. 8, the impedance to be measured is accessed through terminals JK1-1 to JK1-32, and the analog switches 74HC4067DB of U8, U9, U10 and U11 select the impedance channel to be measured through an I/O port Set1_ S0, Set1_ S1, Set1_ S2, Set1_ S3, Set1_ E1, Set1_ E2, Set2_ S0, Set2_ S1, Set2_ S2, Set2_ S3, Set2_ E1 and Set2_ E2 controlled by the microcontroller 301. The microcontroller 301 controls Set3_ S0-S2 of the 16-way analog switch 74HC4067DB (U14) to select the feedback resistors R25 to R32. When ADG849_ EN is equal to 0, the ADG849(U5) single-pole double-throw switch is switched to B0, enters a calibration state, and is calibrated through known high-precision resistors R13-R20; when ADG849_ EN is 1, the ADG849(U5) single-pole double-throw switch is switched to B1, and normal measurement operation is performed. The measurement result is read by the microcontroller 301 via the IIC bus (SCL, SDA).
The specific implementation of the LED current detection, the electronic load detection, the IIC detection, the voltage detection, the power output detection and the relay interface detection refers to the circuit diagrams corresponding to the drawings in the specification, and the embodiments are not described one by one.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (10)
1. A wire detecting device, comprising:
the interface module comprises at least two sockets and is connected with the detection wire;
the measuring module is connected with the interface module and comprises a detection circuit used for detecting detection items of the detection wire; the detection item detection comprises one or more of impedance detection, LED current detection, voltage detection, electronic load detection, relay interface detection and power supply output detection;
the central control module comprises a microcontroller, is connected with the measuring module and is used for controlling the measuring module to detect the detection items and receiving the detection result output by the measuring module;
and the display module is connected with the central control module and is used for displaying the detection result.
2. The wire detecting device according to claim 1, further comprising: a first connection assembly and a second connection assembly; the first connecting assembly comprises a first interface which is in adaptive splicing with the socket, a second interface which is in adaptive connection with one end of the detection wire rod, and a first connecting wire which is connected with the first interface and the second interface; the second connecting assembly comprises a third interface which is in adaptive splicing with the socket, a fourth interface which is in adaptive connection with the other end of the detection wire rod, and a second connecting wire which is connected with the third interface and the fourth interface; wherein the second interface comprises at least one, and the first connection line comprises at least one; the fourth interface comprises at least one, and the second connecting line comprises at least one.
3. The wire detecting device according to claim 1, wherein the central control module further includes a storage unit: the storage unit comprises a Flash memory and/or an SD card; the storage unit is connected with the microcontroller to store information, and the stored information comprises detection items to be detected and detection results.
4. The wire detecting device according to claim 1, wherein the central control module further comprises: a scanning gun interface; the scanning gun is connected with the microcontroller through the scanning gun interface and used for scanning the detection wire provided with the two-dimensional code or the bar code and sending a scanning result to the microcontroller.
5. The wire detecting device according to claim 1, wherein the central control module further comprises: a printer interface; and the printer is connected with the microcontroller through the printer interface and is used for printing abnormal information when the detection result is abnormal.
6. The wire detecting device according to claim 1, wherein the central control module further comprises: a USB interface; and the external USB equipment is connected with the microcontroller through the USB interface to perform data interaction.
7. The wire detecting device according to claim 1, wherein the central control module further comprises: a network interface; and the server is connected with the microcontroller through the network interface to perform data interaction.
8. The wire detecting device according to claim 1, wherein the central control module further comprises: a power amplifier interface; and the external power amplifier equipment is connected with the microcontroller through the power amplifier interface and is used for carrying out voice playing on the detection result.
9. The wire detecting device according to claim 1, wherein the central control module further comprises: a power interface; and the power supply module is connected with the microcontroller through the power interface to supply power.
10. The wire detecting device according to claim 1, wherein the socket includes a bull's horn seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826367.4U CN216525899U (en) | 2021-04-21 | 2021-04-21 | Wire rod detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826367.4U CN216525899U (en) | 2021-04-21 | 2021-04-21 | Wire rod detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216525899U true CN216525899U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120826367.4U Active CN216525899U (en) | 2021-04-21 | 2021-04-21 | Wire rod detection device |
Country Status (1)
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|---|---|
| CN (1) | CN216525899U (en) |
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2021
- 2021-04-21 CN CN202120826367.4U patent/CN216525899U/en active Active
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