CN215767613U - Multifunctional knob gear shifter detection equipment - Google Patents
Multifunctional knob gear shifter detection equipment Download PDFInfo
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- CN215767613U CN215767613U CN202120770756.XU CN202120770756U CN215767613U CN 215767613 U CN215767613 U CN 215767613U CN 202120770756 U CN202120770756 U CN 202120770756U CN 215767613 U CN215767613 U CN 215767613U
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Abstract
The utility model discloses a multifunctional knob gear shifter detection device, which belongs to the technical field of vehicle-mounted electronic detection devices and comprises an industrial personal computer, a detection plate and a detected device, wherein the detected device is provided with a power supply end KL30, a power supply end KL15, a GND end, a CAN bus end CANH, a CAN bus end CANL and a PWM end; the detection board is provided with a control end, a first CAN interface, a PWM detection end, a first power supply end, a second power supply end, a ground wire end and a second CAN interface, the control bus end of the industrial personal computer is connected with the control end through a control bus, and the CAN bus end of the industrial personal computer is connected with the first CAN interface through a CAN bus; the utility model solves the technical problem of rapidly detecting the knob gear shifter, has small and exquisite structure, portability and strong function, supports communication of CAN, serial ports and Ethernet, supports performance detection of various gear shifter products, improves the fault detection rate and saves labor time cost compared with manual detection.
Description
Technical Field
The utility model belongs to the technical field of vehicle-mounted electronic detection devices, and particularly relates to a multifunctional knob gear shifter detection device.
Background
Along with the continuous improvement of consumer's requirement to car travelling comfort and intellectuality, high performance automatic gearbox gradually replaces traditional derailleur and becomes the main power in whole car market, and the electronic gear shifter of research and development in the existing market has satisfied consumer's demand to car travelling comfort, in the present electronic gear shifter, gives first place to electron knob selector.
In mass production, the detection work of the electronic knob gear shifter is particularly important, and in order to accelerate the production efficiency, a convenient mode is needed to detect the quality of the electronic knob gear shifter.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide multifunctional knob gear shifter detection equipment, which solves the technical problem of rapidly detecting a knob gear shifter.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a multifunctional detection device for a knob gear shifter comprises an industrial personal computer, a detection plate and a detected device, wherein the detected device is provided with a power supply end KL30, a power supply end KL15, a GND end, a CAN bus end CANH, a CAN bus end CANL and a PWM end;
the detection board is provided with a control end, a first CAN interface, a PWM detection end, a first power supply end, a second power supply end, a ground wire end and a second CAN interface, the control bus end of the industrial personal computer is connected with the control end through a control bus, and the CAN bus end of the industrial personal computer is connected with the first CAN interface through a CAN bus;
the PWM detection end of the detection plate is connected with the PWM end, and the first power supply end, the second power supply end and the ground wire end of the detection plate are respectively connected with the power supply end KL30, the power supply end KL15 and the GND end;
a second CAN interface of the detection board is respectively connected with a CAN bus end CANH and a CAN bus end CANL through a CAN bus;
the detection board is also provided with a power supply end control circuit, an alarm circuit, a PWM detection circuit and a CAN bus control circuit, the control end, the first power supply end, the second power supply end and the ground wire end are respectively connected with the power supply control circuit, and the power supply end control circuit is used for respectively controlling the opening and closing of an electrified loop of the first power supply end, the second power supply end and the ground wire end;
the alarm circuit is connected with the control end and used for emitting light alarm information;
the CAN bus control circuit is connected with the control end, the first CAN interface is connected with the second CAN interface, and the CAN bus control circuit is used for controlling a connection passage between the first CAN interface and the second CAN interface;
the PWM detection circuit is connected with the PWM detection end and is used for indicating signals of the PWM detection end.
Preferably, the power supply control circuit comprises a relay K5, a relay K6 and a relay K7, wherein a normally open end of the relay K5 is connected with the first power supply end, and a common end of the relay K5 is connected with an external 12V power supply;
the normally open end of the relay K6 is connected with the second power supply end, and the public end is connected with an external 12V power supply;
the normally closed end of the relay K7 is connected with a ground wire, and the public end is connected with the ground wire end;
the coil of the relay K5, the coil of the relay K6 and the coil of the relay K7 are all controlled through the control end.
Preferably, the common end of the relay K7 is further connected to a signal input end AINn of an external acquisition card, and the normally closed end of the relay K7 is further connected to a signal input end ACOM of the external acquisition card.
Preferably, the PWM detection circuit includes an LED lamp D0, a negative electrode of the LED lamp D0 is connected to the PWM terminal, and a positive electrode thereof is connected to an external 12V power supply.
Preferably, the alarm circuit comprises a three-color lamp alarm L1, the R end of the three-color lamp alarm L1 is connected with the common end of a relay K4, and the normally closed end of the relay K4 is connected with an external 12V power supply;
the Y end of the three-color lamp alarm L1 is connected with the common end of the relay K3, and the normally closed end of the relay K3 is connected with an external 12V power supply;
the G end of the three-color lamp alarm L1 is connected with the common end of the relay K2, and the normally closed end of the relay K2 is connected with an external 12V power supply;
the O end of the three-color lamp alarm L1 is connected with the common end of the relay K1, and the normally closed end of the relay K1 is connected with an external 12V power supply;
the GND end of the three-color lamp alarm L1 is connected with a ground wire;
the coil of the relay K1, the coil of the relay K2, the coil of the relay K3 and the coil of the relay K4 are all controlled through the control terminal.
Preferably, the CAN bus controller circuit includes a double-pole double-throw relay K10, the second CAN interface includes a CANH interface and a CANL interface, two common contacts of the double-pole double-throw relay K10 are respectively connected with the CANH interface and the CANL interface, two normally closed contacts of the double-pole double-throw relay K10 respectively output a CANH bus end and a CANL bus end, and the CANH bus end and the CANL bus end form a CAN bus and are connected with the first CAN interface.
Preferably, a matching resistor R1 is further disposed between the CANH bus end and the CANL bus end.
Preferably, the matching resistor R1 is a 120 ohm resistor.
The multifunctional knob shifter detection equipment provided by the utility model solves the technical problem of rapidly detecting the knob shifter, is small and exquisite in structure, portable and powerful in function, supports CAN (controller area network), serial port and Ethernet communication, supports performance detection of various shifter products, improves the fault detection rate and saves the labor time cost compared with manual detection.
Drawings
FIG. 1 is a system architecture diagram of the present invention;
FIG. 2 is a circuit diagram of the power supply control circuit of the present invention;
FIG. 3 is a wiring diagram of the two-wire sensor of the present invention;
FIG. 4 is a circuit diagram of the CAN bus control circuit of the present invention;
FIG. 5 is a circuit diagram of a PWM detection circuit of the present invention;
fig. 6 is a circuit diagram of an alarm circuit of the present invention.
Detailed Description
The multifunctional knob gear shifter detection device shown in the figures 1-6 comprises an industrial personal computer, a detection plate and a detected device, wherein the detected device is provided with a power supply end KL30, a power supply end KL15, a GND end, a CAN bus end CANH, a CAN bus end CANL and a PWM end;
in this embodiment, the detected device is set as an electronic rotary knob shifter.
The industrial personal computer is communicated with the detected equipment through the CAN bus and analyzes the voltage transformation quantity on a power supply end KL30 in the detected equipment.
The detection board is provided with a control end, a first CAN interface, a PWM detection end, a first power supply end, a second power supply end, a ground wire end and a second CAN interface, the control bus end of the industrial personal computer is connected with the control end through a control bus, and the CAN bus end of the industrial personal computer is connected with the first CAN interface through a CAN bus;
the PWM detection end of the detection plate is connected with the PWM end, and the first power supply end, the second power supply end and the ground wire end of the detection plate are respectively connected with the power supply end KL30, the power supply end KL15 and the GND end;
a second CAN interface of the detection board is respectively connected with a CAN bus end CANH and a CAN bus end CANL through a CAN bus;
the detection board is also provided with a power supply end control circuit, an alarm circuit, a PWM detection circuit and a CAN bus control circuit, the control end, the first power supply end, the second power supply end and the ground wire end are respectively connected with the power supply control circuit, and the power supply end control circuit is used for respectively controlling the opening and closing of an electrified loop of the first power supply end, the second power supply end and the ground wire end;
the alarm circuit is connected with the control end and used for emitting light alarm information;
the CAN bus control circuit is connected with the control end, the first CAN interface is connected with the second CAN interface, and the CAN bus control circuit is used for controlling a connection passage between the first CAN interface and the second CAN interface;
the PWM detection circuit is connected with the PWM detection end and is used for indicating signals of the PWM detection end.
In the embodiment, the electronic knob gear shifter belongs to a terminal electronic device in a whole vehicle, and in order to simulate a CAN bus on the environment of the whole vehicle, the CAN bus is externally connected with a 120 omega resistor R1, and the 120 omega resistor R1 which is transmitted and received by the CAN on the gear shifter to be detected is connected in parallel to generate the effect of a 60 omega resistor, so that the environment of the CAN bus of the whole vehicle CAN be simulated and matched. The on-off of the CAN bus is controlled by a double-pole double-throw relay K10.
Preferably, the power supply control circuit comprises a relay K5, a relay K6 and a relay K7, wherein a normally open end of the relay K5 is connected with the first power supply end, and a common end of the relay K5 is connected with an external 12V power supply;
the normally open end of the relay K6 is connected with the second power supply end, and the public end is connected with an external 12V power supply;
the normally closed end of the relay K7 is connected with a ground wire, and the public end is connected with the ground wire end;
the coil of the relay K5, the coil of the relay K6 and the coil of the relay K7 are all controlled through the control end.
Preferably, the common end of the relay K7 is further connected to a signal input end AINn of an external acquisition card, and the normally closed end of the relay K7 is further connected to a signal input end ACOM of the external acquisition card.
In this embodiment, the power supply of the device to be tested adopts relay control, and the relay is communicated with the serial port to control the opening and closing of the output port of the relay.
When the relay K5 is opened, the KL30 supplies power, and when the relay K6 is opened, the KL15 supplies power.
When the quiescent current is detected, the relay K5 is turned on, and the KL30 supplies power; the relay K6 is disconnected, and the KL15 is electrically disconnected; and the relay K7 is turned on, a product GND pin is led into an AINn port, and the value of the quiescent current is collected.
Preferably, the PWM detection circuit includes an LED lamp D0, a negative electrode of the LED lamp D0 is connected to the PWM terminal, and a positive electrode thereof is connected to an external 12V power supply.
In this embodiment, a load LED lamp D0 is connected to the PWM output port, and when the knob is shifted, the PWM emits a pulse wave, and the LED lamp is turned off.
Preferably, the alarm circuit comprises a three-color lamp alarm L1, the R end of the three-color lamp alarm L1 is connected with the common end of a relay K4, and the normally closed end of the relay K4 is connected with an external 12V power supply;
the Y end of the three-color lamp alarm L1 is connected with the common end of the relay K3, and the normally closed end of the relay K3 is connected with an external 12V power supply;
the G end of the three-color lamp alarm L1 is connected with the common end of the relay K2, and the normally closed end of the relay K2 is connected with an external 12V power supply;
the O end of the three-color lamp alarm L1 is connected with the common end of the relay K1, and the normally closed end of the relay K1 is connected with an external 12V power supply;
the GND end of the three-color lamp alarm L1 is connected with a ground wire;
the coil of the relay K1, the coil of the relay K2, the coil of the relay K3 and the coil of the relay K4 are all controlled through the control terminal.
The industrial computer prompts an operator to perform further operation by controlling the alarm color output by the three-color lamp alarm L1:
preferably, the CAN bus controller circuit includes a double-pole double-throw relay K10, the second CAN interface includes a CANH interface and a CANL interface, two common contacts of the double-pole double-throw relay K10 are respectively connected with the CANH interface and the CANL interface, two normally closed contacts of the double-pole double-throw relay K10 respectively output a CANH bus end and a CANL bus end, and the CANH bus end and the CANL bus end form a CAN bus and are connected with the first CAN interface.
Preferably, a matching resistor R1 is further disposed between the CANH bus end and the CANL bus end.
Preferably, the matching resistor R1 is a 120 ohm resistor.
The multifunctional knob shifter detection equipment provided by the utility model solves the technical problem of rapidly detecting the knob shifter, is small and exquisite in structure, portable and powerful in function, supports CAN (controller area network), serial port and Ethernet communication, supports performance detection of various shifter products, improves the fault detection rate and saves the labor time cost compared with manual detection.
Claims (8)
1. The utility model provides a multi-functional knob selector check out test set which characterized in that: the device comprises an industrial personal computer, a detection board and detected equipment, wherein the detected equipment is provided with a power supply end KL30, a power supply end KL15, a GND end, a CAN bus end CANH, a CAN bus end CANL and a PWM end;
the detection board is provided with a control end, a first CAN interface, a PWM detection end, a first power supply end, a second power supply end, a ground wire end and a second CAN interface, the control bus end of the industrial personal computer is connected with the control end through a control bus, and the CAN bus end of the industrial personal computer is connected with the first CAN interface through a CAN bus;
the PWM detection end of the detection plate is connected with the PWM end, and the first power supply end, the second power supply end and the ground wire end of the detection plate are respectively connected with the power supply end KL30, the power supply end KL15 and the GND end;
a second CAN interface of the detection board is respectively connected with a CAN bus end CANH and a CAN bus end CANL through a CAN bus;
the detection board is also provided with a power supply end control circuit, an alarm circuit, a PWM detection circuit and a CAN bus control circuit, the control end, the first power supply end, the second power supply end and the ground wire end are respectively connected with the power supply control circuit, and the power supply end control circuit is used for respectively controlling the opening and closing of an electrified loop of the first power supply end, the second power supply end and the ground wire end;
the alarm circuit is connected with the control end and used for emitting light alarm information;
the CAN bus control circuit is connected with the control end, the first CAN interface is connected with the second CAN interface, and the CAN bus control circuit is used for controlling a connection passage between the first CAN interface and the second CAN interface;
the PWM detection circuit is connected with the PWM detection end and is used for indicating signals of the PWM detection end.
2. A multifunctional knob shifter detecting device according to claim 1, wherein: the power supply control circuit comprises a relay K5, a relay K6 and a relay K7, wherein the normally open end of the relay K5 is connected with the first power supply end, and the common end of the relay K5 is connected with an external 12V power supply;
the normally open end of the relay K6 is connected with the second power supply end, and the public end is connected with an external 12V power supply;
the normally closed end of the relay K7 is connected with a ground wire, and the public end is connected with the ground wire end;
the coil of the relay K5, the coil of the relay K6 and the coil of the relay K7 are all controlled through the control end.
3. A multifunctional knob shifter detecting device according to claim 2, wherein: the common end of the relay K7 is also connected with a signal input end AINn of a DAM040A type external acquisition card, and the normally closed end of the relay K7 is also connected with a signal input end ACOM end of the external acquisition card.
4. A multifunctional knob shifter detecting device according to claim 1, wherein: the PWM detection circuit comprises an LED lamp D0, wherein the negative electrode of the LED lamp D0 is connected with the PWM end, and the positive electrode of the LED lamp is connected with an external 12V power supply.
5. A multifunctional knob shifter detecting device according to claim 1, wherein: the alarm circuit comprises a three-color lamp alarm L1, the R end of the three-color lamp alarm L1 is connected with the common end of a relay K4, and the normally closed end of the relay K4 is connected with an external 12V power supply;
the Y end of the three-color lamp alarm L1 is connected with the common end of the relay K3, and the normally closed end of the relay K3 is connected with an external 12V power supply;
the G end of the three-color lamp alarm L1 is connected with the common end of the relay K2, and the normally closed end of the relay K2 is connected with an external 12V power supply;
the O end of the three-color lamp alarm L1 is connected with the common end of the relay K1, and the normally closed end of the relay K1 is connected with an external 12V power supply;
the GND end of the three-color lamp alarm L1 is connected with a ground wire;
the coil of the relay K1, the coil of the relay K2, the coil of the relay K3 and the coil of the relay K4 are all controlled through the control terminal.
6. A multifunctional knob shifter detecting device according to claim 1, wherein: the CAN bus controller circuit comprises a double-pole double-throw relay K10, the second CAN interface comprises a CANH interface and a CANL interface, two common contacts of the double-pole double-throw relay K10 are respectively connected with the CANH interface and the CANL interface, two normally closed contacts of the double-pole double-throw relay K10 respectively output a CANH bus end and a CANL bus end, and the CANH bus end and the CANL bus end form a CAN bus and are connected with the first CAN interface.
7. The multifunctional knob shifter detecting apparatus of claim 6, wherein: and a matching resistor R1 is also arranged between the CANH bus end and the CANL bus end.
8. The multifunctional knob shifter detecting apparatus of claim 7, wherein: the matching resistor R1 is a 120 ohm resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120770756.XU CN215767613U (en) | 2021-04-15 | 2021-04-15 | Multifunctional knob gear shifter detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120770756.XU CN215767613U (en) | 2021-04-15 | 2021-04-15 | Multifunctional knob gear shifter detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215767613U true CN215767613U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120770756.XU Active CN215767613U (en) | 2021-04-15 | 2021-04-15 | Multifunctional knob gear shifter detection equipment |
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| Country | Link |
|---|---|
| CN (1) | CN215767613U (en) |
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2021
- 2021-04-15 CN CN202120770756.XU patent/CN215767613U/en active Active
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