CN211061875U - Special vehicle controller for environmental sanitation - Google Patents
Special vehicle controller for environmental sanitation Download PDFInfo
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- CN211061875U CN211061875U CN201921924734.3U CN201921924734U CN211061875U CN 211061875 U CN211061875 U CN 211061875U CN 201921924734 U CN201921924734 U CN 201921924734U CN 211061875 U CN211061875 U CN 211061875U
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- output module
- transceiver
- mcu
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Abstract
The utility model discloses a sanitation special vehicle controller, which comprises a DCDC module, a first CAN transceiver, a second CAN transceiver, a power output module, a MCU, a PWM output module, a power output chip, a switch acquisition chip and an external terminal, wherein the DCDC module, the power output module, the PWM output module, the power output chip and the switch acquisition chip are externally connected with a DC9-36VDC power supply, the power output module stably outputs a 5V power supply, the first CAN transceiver and the second CAN transceiver are communicated with the MCU, the first CAN transceiver and the second CAN transceiver are respectively connected with the external terminal through a first CAN bus and a second CAN bus, the MCU controls the power output module and the DCDC module through a hard wire transmission enabling signal, the PWM output module is communicated with the MCU, the PWM output module outputs a PWM signal through the external terminal, an external switching value signal is acquired by the switch acquisition chip after being accessed through the external terminal, the power output chip is communicated with the MCU through the SPI bus, and the switch acquisition chip is communicated with the MCU through the SPI bus.
Description
The technical field is as follows:
the utility model relates to a pure electric sanitation special vehicle facial make-up system, in particular to sanitation special vehicle controller.
Background art:
the pure electric sanitation special vehicle can be matched with different upper-mounted mechanisms and electric control systems according to different operation requirements, an industrial P L C scheme is adopted by an early electric control system, related components belong to industrial application grades, and the stability and protection grade cannot well meet the use requirements of the vehicle.
Therefore, there is a need to improve the prior art to overcome the deficiencies of the prior art.
The utility model has the following contents:
the utility model discloses to the special motorcycle type facial make-up system of pure electronic sanitation and a sanitation special vehicle controller that designs.
The utility model discloses the technical scheme who adopts has: a controller of a sanitation special vehicle comprises a DCDC module, a first CAN transceiver, a second CAN transceiver, a power output module, an MCU, a PWM output module, a power output chip, a switch acquisition chip and an external terminal, wherein the DCDC module, the power output module, the PWM output module, the power output chip and the switch acquisition chip are externally connected with a DC9-36VDC power supply, the power output module stably outputs a 5V power supply, the first CAN transceiver and the second CAN transceiver are communicated with the MCU, the first CAN transceiver and the second CAN transceiver are respectively connected with the external terminal through a first CAN bus and a second CAN bus, the MCU controls the power output module and the DCDC module through hard wire transmission enabling signals, the PWM output module is communicated with the MCU, the PWM output module outputs PWM signals through the external terminal, external switching value signals are accessed through the external terminal and then are acquired by the switch acquisition chip, the power output chip is communicated with the MCU through the SPI bus, and the switch acquisition chip is communicated with the MCU through the SPI bus.
The utility model has the advantages that the utility model discloses sanitation special vehicle controller can compensate the not enough point of traditional P L C scheme, and small, expansibility is strong, with low costs, protection level is high, satisfies the car rule rank.
Description of the drawings:
fig. 1 is a structural diagram of the controller of the sanitation special vehicle of the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the accompanying drawings.
The utility model discloses sanitation special vehicle controller includes the DCDC module, first CAN transceiver, the second CAN transceiver, power output module, little the control unit (MCU), the PWM output module, the power output chip, chip and external terminal are gathered to the switch, wherein the DCDC module, power output module, the PWM output module, power output chip and the external DC9-36VDC power of chip are gathered to the switch, power output module outputs 5V power steadily, first CAN transceiver, second CAN transceiver and MCU communication, first CAN transceiver, the second CAN transceiver is respectively through first CAN bus, second CAN bus connection external terminal, MCU passes through hard wire transmission enable signal and controls power output module and DCDC module, PWM output module and MCU communication, PWM output module output PWM signal passes through external terminal output. The external switching value signal is collected by the switch collecting chip after being accessed through the external terminal. The power output chip is communicated with the MCU through the SPI bus to realize 25-path switch control. The switch acquisition chip is communicated with the MCU through the SPI bus to realize 33-path external hard wire switching value acquisition.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (1)
1. The utility model provides a sanitation special vehicle controller which characterized in that: the power supply comprises a DCDC module, a first CAN transceiver, a second CAN transceiver, a power output module, an MCU, a PWM output module, a power output chip, a switch acquisition chip and an external terminal, wherein the DCDC module, the power output module, the PWM output module, the power output chip and the switch acquisition chip are externally connected with a DC9-36VDC power supply, the power output module stably outputs a 5V power supply, the first CAN transceiver and the second CAN transceiver are communicated with the MCU, the first CAN transceiver and the second CAN transceiver are respectively connected with the external terminal through a first CAN bus and a second CAN bus, the MCU is used for controlling the power output module and the DCDC module through hard wire transmission enabling signals, the PWM output module is communicated with the MCU, the PWM output module outputs signals through the external terminal, external switching value signals are accessed through the external terminal and then acquired by the switch acquisition chip, and the power output chip is communicated with the MCU through a SPI bus, the switch acquisition chip is communicated with the MCU through the SPI bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921924734.3U CN211061875U (en) | 2019-11-09 | 2019-11-09 | Special vehicle controller for environmental sanitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921924734.3U CN211061875U (en) | 2019-11-09 | 2019-11-09 | Special vehicle controller for environmental sanitation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211061875U true CN211061875U (en) | 2020-07-21 |
Family
ID=71596216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921924734.3U Active CN211061875U (en) | 2019-11-09 | 2019-11-09 | Special vehicle controller for environmental sanitation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211061875U (en) |
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2019
- 2019-11-09 CN CN201921924734.3U patent/CN211061875U/en active Active
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