CN215344035U - Automatic test equipment of communication - Google Patents
Automatic test equipment of communication Download PDFInfo
- Publication number
- CN215344035U CN215344035U CN202121736764.9U CN202121736764U CN215344035U CN 215344035 U CN215344035 U CN 215344035U CN 202121736764 U CN202121736764 U CN 202121736764U CN 215344035 U CN215344035 U CN 215344035U
- Authority
- CN
- China
- Prior art keywords
- communication
- interface
- battery
- module
- test equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses communication automation test equipment which comprises a box body, wherein a dial switch, a communication interface, an I/O interface, a network port and a power interface are arranged on the box body, and a charging and discharging switching unit, a communication test unit and a battery are arranged in the box body; the power interface is connected with a battery through the charging and discharging switching unit, and the battery is used for supplying power to the communication testing unit; the communication test unit is respectively connected with the communication interface, the I \ O interface and the network port. The communication automation test equipment provided by the utility model can independently diagnose and test the real vehicle network communication function, and improves the convenience of the real vehicle network communication test. The communication test unit is internally provided with the charging and discharging switching unit, and the charging, discharging and powering-off of the battery are realized through the charging and discharging switching unit, so that the power utilization safety of the communication automation test equipment can be improved, and the service life of the battery can be prolonged.
Description
Technical Field
The embodiment of the utility model relates to a test technology, in particular to communication automation test equipment.
Background
The car CAN bus has been widely used in various cars due to its high speed, strong anti-interference and moderate cost. Due to the high real-time requirement of the automobile electronic control system for transmitting data, the reliability and safety of an automobile network must be ensured. In order to achieve the above purpose, the network test is required to be performed on the automobile network, and the network test generally includes a finished automobile physical layer test, a data link layer test, a network management test, a network fault tolerance test, a network sleep wake-up test, a gateway routing test, a fault code diagnosis test, and the like.
The existing network test system is all in a cabinet and rack type, is inconvenient to carry and is poor in convenience.
SUMMERY OF THE UTILITY MODEL
The utility model provides communication automation test equipment, which aims to improve the convenience of communication automation test and the electrical safety of the communication automation test equipment.
The embodiment of the utility model provides communication automation test equipment, which comprises a box body, wherein a dial switch, a communication interface, an I/O interface, a network port and a power interface are arranged on the box body, and a charge-discharge switching unit, a communication test unit and a battery are arranged in the box body;
the power interface is connected with the battery through the charge-discharge switching unit, and the battery is used for supplying power to the communication testing unit;
the communication test unit is respectively connected with the communication interface, the I \ O interface and the network port.
Further, the dial switch adopts a three-gear dial switch;
the three-gear dial switch is used for controlling the charging, discharging and powering off of the battery through the charging and discharging switching unit.
Further, the charge and discharge switching unit comprises an indicating device;
the indicating device is used for indicating the charging, discharging and powering-down states of the battery.
Furthermore, a battery state detection unit is also arranged in the box body, and a display screen is also arranged on the box body;
the battery state detection unit is respectively connected with the battery and the display screen, and the display screen is used for displaying the power utilization state of the battery.
Further, the communication testing unit comprises a fault injection module, a main control module and a routing module;
the communication interface is connected with the main control module through the routing module;
the fault injection module is respectively connected with the main control module and the routing module;
the main control module is respectively connected with the I \ O interface and the network port.
Further, the routing module is provided with a first terminal, a second terminal and a third terminal;
the first terminal is used for being connected with the communication interface, the second terminal is used for being connected with the main control module, and the third terminal is used for being connected with the fault injection module.
Furthermore, the first terminal is provided with a CAN/LIN pin, the second terminal is provided with a CAN/LIN pin, and the third terminal is provided with a CAN/LIN pin and a power supply pin;
the CAN \ LIN pin of the first wiring end is used for being connected with the CAN \ LIN pin of a whole vehicle wiring harness, the power supply pin of the third wiring end is used for being connected with the power supply pin of the whole vehicle wiring harness, and the CAN \ LIN pin of the third wiring end is used for being connected with the CAN \ LIN pin of the fault injection module.
Further, a USB interface is also configured on the box body, and the communication test unit further includes an oscilloscope module;
the oscilloscope module is respectively connected with the fault injection module, the main control module and the USB interface.
Further, the indicating device adopts a light emitting diode;
wherein, the luminous color of the light emitting diode used for indicating the charging and discharging state of the battery is different.
Further, the communication interface adopts a DB9 interface.
Compared with the prior art, the utility model has the beneficial effects that: the communication automation test equipment provided by the utility model integrates the battery and the communication test unit, and can independently diagnose and test the real vehicle network communication function through the communication automation test equipment, thereby improving the convenience of the real vehicle network communication test. Meanwhile, the charging and discharging switching unit is arranged in the communication test unit, and the charging, discharging and powering-off of the battery are realized through the charging and discharging switching unit, so that the electricity utilization safety of the communication automation test equipment can be improved, and the service life of the battery can be prolonged.
Drawings
FIG. 1 is a block diagram of a communication automation test equipment configuration in an embodiment;
FIG. 2 is a block diagram of another communication automation test equipment configuration in an embodiment;
fig. 3 is a schematic diagram of a routing module in an embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a structural block diagram of a communication automation test device in an embodiment, and referring to fig. 1, the embodiment provides a communication automation test device, which includes a box 1, where the box 1 is configured with a dial switch 11, a communication interface 12, an I \ O interface 13, a network port 14, and a power interface 15.
Inside the case 1, a charge/discharge switching unit 100, a communication test unit 200, and a battery 300 are disposed.
The power interface 15 is connected to the battery 300 through the charging/discharging switching unit 100, and the battery 300 is used for supplying power to the communication testing unit 200.
The communication test unit 200 is connected to the communication interface 12, the I \ O interface 13, and the network port 14, respectively.
For example, in the present embodiment, the communication automation test equipment is used for a communication network test of a vehicle, the communication interface 12 may receive a communication signal output by the vehicle during the test, and the I/O receiver 13 may receive an I/O signal (e.g., a current signal and a voltage signal of an actual vehicle) output by the vehicle.
Illustratively, the communication interface 12 may be an OBD interface, a CAN interface, a LIN interface, or the like.
For example, the communication test unit 200 may configure a test case, and based on the configured test case, the communication test unit 200 may implement test requirements of communication test, gateway test, physical layer test, and the like.
Illustratively, the network interface 14 is configured to connect with an upper computer, and the upper computer can load a test case to the communication test unit 200 through the network interface 14, configure the communication test unit 200, and export test data of the test unit 200.
Illustratively, the network port 14 may be an RJ45 interface.
In the present embodiment, the communication automation test equipment configures the power interface 15, the dial switch 11, the charge/discharge switching unit 100, and the battery 300. The power interface 15 is used for accessing a power source, for example, connected to a 220V power source, and the power source is used for charging the battery 300.
For example, in the present embodiment, the charging process and the discharging process of the battery 300 are relatively independent through the charging and discharging switching unit 100, that is, the battery 300 is not supplied with power to the communication testing unit 200 when being charged, and is not charged when being supplied with power to the communication testing unit 200.
Illustratively, the charge/discharge switching unit 100 includes a charging circuit and a discharging circuit, the battery 300 is connected to the power interface 15 through the charging circuit, and the battery 300 is connected to the communication test unit 200 through the discharging circuit.
Illustratively, the dial switch 11 has different gears, and different terminals of the dial switch 11 are configured to be connected to the charging circuit and the discharging circuit of the charging and discharging switching unit 100, respectively.
Illustratively, the dial switch 11 can be configured with three positions of charging, discharging and powering down, when the dial switch 11 is placed in the charging position, the charging circuit between the battery 300 and the power interface 15 is connected, and the discharging circuit between the battery 300 and the communication test unit 200 is disconnected; when the dial switch 11 is placed in the discharging position, the charging circuit between the battery 300 and the power interface 15 is disconnected, and the discharging circuit between the battery 300 and the communication test unit 200 is connected; when the dial switch 11 is placed in the power-down position, the charging circuit between the battery 300 and the power interface 15 is disconnected, while the discharging circuit between the battery 300 and the communication test unit 200 is disconnected.
As an implementation, in this embodiment, the charging and discharging switching unit 100 may further include an indication device, and the indication device is used to indicate the charging, discharging, and powering-down states of the battery 300.
For example, the indicating device may be a light emitting diode, and one light emitting diode may be respectively disposed in the charging circuit and the discharging circuit in the charging and discharging switching unit 100, for example, a red light emitting diode may be disposed in the charging circuit, and a green light emitting diode may be disposed in the discharging circuit, and when the charging circuit is connected, the red light emitting diode emits light, and the green light emitting diode does not emit light; when the discharge circuit is communicated, the red light-emitting diode does not emit light, and the green light-emitting diode emits light; when the charging circuit and the discharging circuit are simultaneously disconnected, the red light-emitting diode and the green light-emitting diode do not emit light.
The communication automation test equipment provided by the embodiment integrates the battery and the communication test unit, and the diagnosis and the test of the real vehicle network communication function can be independently performed through the communication automation test equipment, so that the convenience of the real vehicle network communication test is improved. Meanwhile, the charging and discharging switching unit is arranged in the communication test unit, and the charging, discharging and powering-off of the battery are realized through the charging and discharging switching unit, so that the electricity utilization safety of the communication automation test equipment can be improved, and the service life of the battery can be prolonged.
Fig. 2 is a block diagram of another communication automation test device in the example, and referring to fig. 2, as an implementable embodiment, the communication automation test device may further include:
the box body 1 is provided with a dial switch 11, a CAN/LIN interface 16, an I \ O interface 13, a network port 14, a power interface 15 and a display screen 18 on the box body 1.
The charging/discharging switching unit 100, the fault injection module 201, the main control module 202, the routing module 203, the battery 300, and the battery state detection unit 400 are disposed inside the case 1.
The power interface 15 is connected to the battery 300 through the charge/discharge switching unit 100, and the dial switch 11 is connected to the charge/discharge switching unit 100.
The battery state detection unit 400 is connected to the battery 300 and the display 18, and the display 18 is used for displaying the power consumption state of the battery 300.
The CAN/LIN interface 16 is connected with the main control module 202 through the routing module 203, the fault injection module 201 is respectively connected with the main control module 202 and the routing module 203, and the main control module 202 is respectively connected with the I \ O interface 13 and the network port 14.
Optionally, the model number of the fault injection module 201 is VN6501, and the model number of the master control module 202 is VN 8911.
For example, in the scheme shown in fig. 2, the using mode and the working process of the communication automation test equipment are as follows:
the communication automation test equipment is connected with a PC (personal computer) through a network interface 14, and is connected with a real vehicle communication network through a CAN/LIN interface 16;
after the communication automation test equipment is powered on, network communication signals (CAN signals, LIN signals and the like) of the real vehicle are input into the routing module 203 through the CAN/LIN interface 16, and the main control module 202 acquires the network communication signals through the routing module 203;
the main control module 202 analyzes and processes the network communication signal through the configured test case;
the PC receives the test data output by the main control module 202 through the network port 14, and generates a test report.
Illustratively, if the test item relates to a CAN Bus Off test or a sampling point test of a CAN Bus, an interference signal needs to be injected into the Bus, at this time, the main control module 202 controls the fault injection module 201 to generate the interference signal required by the test, the interference signal is injected into a communication network (for example, the CAN Bus) of the real vehicle through the routing module 203, and the main control module 202 collects a network communication signal after receiving the interference through the routing module 203, thereby completing analysis and processing of the network communication signal.
Referring to fig. 2, as an embodiment, the box 1 may further be configured with a USB interface 17, and the box 1 further includes an oscilloscope module 204 therein.
The oscilloscope module 204 is connected to the fault injection module 201, the main control module 202, and the USB interface 17, respectively.
Illustratively, based on the oscilloscope module 204, the PC can acquire and display the waveforms of the test signal and the interference signal so as to visually analyze the test result.
Illustratively, when the oscilloscope module 204 is required to be used, the PC is connected to the oscilloscope module 204 through the USB interface 17.
Optionally, the model of the oscilloscope module 204 is PicoScope.
For example, in this embodiment, the CAN/LIN interface 16 may receive multiple CAN/LIN signals, and the master control module 202 may be configured to implement the switching of the CAN/LIN test paths through the control routing module 203.
Fig. 3 is a schematic diagram of a routing module in an example, and referring to fig. 3, as an implementation, the routing module 203 is configured with a first terminal 2031, a second terminal 2032, and a third terminal 2033.
The first terminal 2031 is used to connect to the CAN/LIN interface 16, the second terminal 2032 is used to connect to the main control module 202, and the third terminal 2033 is used to connect to the fault injection module 201.
For example, in this embodiment, different configured terminals are respectively connected to the CAN/LIN interface 16, the master control module 202, and the fault injection module 201, so as to facilitate port configuration for the routing module 203 in a test case.
Optionally, the first terminal 2031 is configured with a CAN \ LIN pin, the second terminal 2032 is configured with a CAN \ LIN pin, and the third terminal 2033 is configured with a CAN \ LIN pin and a power supply pin.
The CAN/LIN pin of the first wiring end 2031 is used for being connected with the CAN/LIN pin of the whole vehicle wiring harness, the power supply pin of the third wiring end 2033 is used for being connected with the power supply pin of the whole vehicle wiring harness, and the CAN/LIN pin of the third wiring end 2033 is used for being connected with the CAN/LIN pin of the fault injection module.
Illustratively, in the routing module 203, the CAN \ LIN pin is configured to receive a CAN \ LIN communication signal, and the power supply pin is configured to receive a power supply signal as a power supply voltage signal required during CAN \ LIN communication.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The communication automatic test equipment is characterized by comprising a box body, wherein a dial switch, a communication interface, an I/O interface, a network port and a power interface are arranged on the box body, and a charge-discharge switching unit, a communication test unit and a battery are arranged in the box body;
the power interface is connected with the battery through the charge-discharge switching unit, and the battery is used for supplying power to the communication testing unit;
the communication test unit is respectively connected with the communication interface, the I \ O interface and the network port.
2. The communication automation test equipment of claim 1 wherein the dial switch is a three-gear dial switch;
the three-gear dial switch is used for controlling the charging, discharging and powering off of the battery through the charging and discharging switching unit.
3. The communication automation test equipment of claim 1 wherein the charge-discharge switching unit includes an indicator device;
the indicating device is used for indicating the charging, discharging and powering-down states of the battery.
4. The communication automation test equipment of claim 1 wherein the box is further configured with a battery status detection unit therein, and the box is further configured with a display screen thereon;
the battery state detection unit is respectively connected with the battery and the display screen, and the display screen is used for displaying the power utilization state of the battery.
5. The communication automation test device of claim 1 wherein the communication test unit includes a fault injection module, a master control module, and a routing module;
the communication interface is connected with the main control module through the routing module;
the fault injection module is respectively connected with the main control module and the routing module;
the main control module is respectively connected with the I \ O interface and the network port.
6. The communication automation test equipment of claim 5 wherein the routing module is configured with a first terminal, a second terminal, a third terminal;
the first terminal is used for being connected with the communication interface, the second terminal is used for being connected with the main control module, and the third terminal is used for being connected with the fault injection module.
7. The communication automation test equipment of claim 6 wherein the first terminal is configured with a CAN \ LIN pin, the second terminal is configured with a CAN \ LIN pin, the third terminal is configured with a CAN \ LIN pin and a power supply pin;
the CAN \ LIN pin of the first wiring end is used for being connected with the CAN \ LIN pin of a whole vehicle wiring harness, the power supply pin of the third wiring end is used for being connected with the power supply pin of the whole vehicle wiring harness, and the CAN \ LIN pin of the third wiring end is used for being connected with the CAN \ LIN pin of the fault injection module.
8. The communication automation test equipment of claim 5 wherein the box is further configured with a USB interface, the communication test unit further comprising an oscilloscope module;
the oscilloscope module is respectively connected with the fault injection module, the main control module and the USB interface.
9. The communication automation test equipment of claim 3 wherein the indicating device employs a light emitting diode;
wherein, the luminous color of the light emitting diode used for indicating the charging and discharging state of the battery is different.
10. The communication automation test equipment of claim 1 wherein the communication interface employs a DB9 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121736764.9U CN215344035U (en) | 2021-07-28 | 2021-07-28 | Automatic test equipment of communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121736764.9U CN215344035U (en) | 2021-07-28 | 2021-07-28 | Automatic test equipment of communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215344035U true CN215344035U (en) | 2021-12-28 |
Family
ID=79573381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121736764.9U Active CN215344035U (en) | 2021-07-28 | 2021-07-28 | Automatic test equipment of communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215344035U (en) |
-
2021
- 2021-07-28 CN CN202121736764.9U patent/CN215344035U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1888920B (en) | Method and apparatus for testing CAN bus antielectromagnetic interference ability | |
| CN103913603A (en) | Test adaptor of electric connector | |
| CN212060975U (en) | Load device for hardware function test of vehicle control unit | |
| CN212258965U (en) | Automatic test system of radio frequency module | |
| CN211043526U (en) | New energy automobile high voltage distributor box detection device | |
| CN105182107A (en) | Detection device, system and method | |
| CN114924547A (en) | Signal electrical fault injection device | |
| CN204177908U (en) | Multifunctional line measurement instrument | |
| CN215344035U (en) | Automatic test equipment of communication | |
| CN206322015U (en) | A kind of test system of battery management system master control borad | |
| CN204807649U (en) | Tester | |
| CN208013328U (en) | High-voltage distribution box detects frock | |
| CN210294487U (en) | Nickel-hydrogen battery package assembly function test equipment | |
| CN212112228U (en) | Portable battery management system host system detection device | |
| CN114124158B (en) | Rapid detection device and method for HPLC communication unit | |
| CN202256603U (en) | Circuit troubleshooting device | |
| CN212646996U (en) | Locomotive satellite antenna feeder system detection device and equipment | |
| CN211452697U (en) | Wireless torque detection module | |
| CN202838014U (en) | Integrated testing device of power battery management system | |
| CN208937665U (en) | Transmit Digital Distribution Frame tester | |
| CN107894545B (en) | Intelligent detection method for portable equipment wiring and locomotive signal sensor | |
| CN214504215U (en) | Vehicle control unit tester | |
| CN110943891A (en) | Detection apparatus for be used for switch port broadcast storm | |
| CN216956725U (en) | Intelligent acquisition controller and circuit thereof | |
| CN220171155U (en) | TEB charging module test system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |