CN218481181U - Novel cabinet detection and display system - Google Patents
Novel cabinet detection and display system Download PDFInfo
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- CN218481181U CN218481181U CN202222680888.0U CN202222680888U CN218481181U CN 218481181 U CN218481181 U CN 218481181U CN 202222680888 U CN202222680888 U CN 202222680888U CN 218481181 U CN218481181 U CN 218481181U
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Abstract
The utility model relates to a novel cabinet detection and display system, which comprises a microcontroller, a power module, a signal acquisition module, a signal control module and a communication and display module; the signal acquisition module comprises a temperature and humidity detection module and a rotating speed detection module; the signal control module comprises a PWM controller, and the PWM controller is connected with a fan in the cabinet for control and the rotating speed of the fan; the communication and display module comprises an Ethernet PHY chip and an OLED screen which are respectively connected with the main control chip, and the Ethernet PHY chip is communicated with an external console; the microcontroller receives the information of the temperature and humidity detection module and the rotating speed detection module, transmits the information to an external console through the Ethernet PHY chip, simultaneously transmits the information to the OLED display screen for real-time display, and controls the rotating speed of the fan in the cabinet through the signal control module. The environment parameter monitoring and the temperature and other states in each device in the cabinet are collected, comprehensive processing and judgment are conducted, and the environment in the cabinet is detected and displayed.
Description
Technical Field
The utility model relates to an environmental health detection control field especially relates to a novel rack detects and display system in the rack cabinet.
Background
Many of the devices in the military industry are housed in cabinets. Temperature monitoring is typically required within each device within the cabinet. Sometimes, the user is not in the same location as the cabinet and cannot know the environmental parameters in the cabinet in a timely manner. The detection systems in the cabinets currently used in the market are generally monitoring devices separated from each other, and the states of all parts cannot be monitored, integrated and correspondingly controlled. Therefore, a control system capable of monitoring environmental parameters in the cabinet and summarizing states such as temperature in each device is needed.
SUMMERY OF THE UTILITY MODEL
For solving current technical problem, the utility model provides a novel rack detects and display system.
The specific content of the utility model is as follows: a novel cabinet detection and display system comprises a microcontroller, a power supply module, a signal acquisition module, a signal control module and a communication and display module;
the microcontroller is respectively connected with the power supply module, the signal acquisition module, the signal control module and the communication and display module;
the signal acquisition module comprises a temperature and humidity detection module and a rotating speed detection module, the temperature and humidity detection module comprises a temperature sensor and a humidity sensor, the temperature sensor and the humidity sensor are arranged in the cabinet, the rotating speed detection module comprises a voltage detection circuit, and the voltage detection circuit is connected with a fan in the cabinet;
the signal control module comprises a PWM controller, and the PWM controller is connected with a fan in the cabinet for control and has the rotating speed;
the communication and display module comprises an Ethernet PHY chip and an OLED display screen which are respectively connected with the main control chip, and the Ethernet PHY chip is communicated with an external console;
the microcontroller, the power module, the signal acquisition module and the signal control module are located inside the cabinet, the microcontroller receives information of the temperature and humidity detection module and the rotating speed detection module, transmits the information to an external control console through the Ethernet PHY chip, and simultaneously transmits the information to the OLED display screen for real-time display, and the signal control module controls the rotating speed of a fan in the cabinet.
Furthermore, the microcontroller adopts a GD32F450 chip, an SIO interface of the GD32F450 chip is connected with the wind speed detection module, the PWM interface is connected with the wind speed control module, the I2C interface is connected with the temperature and humidity detection module, and the RS485 interface is connected with the OLED display screen.
Further, the lamp strip is connected with the power module, the lamp strip power supply circuit is connected with a cabinet door of the cabinet, when the cabinet door is opened, the power supply circuit is closed, the lamp strip is lightened, when the cabinet door is closed, the power supply circuit is opened, and the lamp strip is extinguished.
Further, the power module comprises an isolation power supply, the isolation power supply generates circuit isolation direct current, and one path of the circuit isolation direct current is 24V and is supplied to the lamp strip for use; and one path of 5V is supplied to the signal control module for use.
Further, the temperature sensor is a PT100 sensor, and the humidity sensor is a HM1500LF sensor.
Furthermore, the ethernet PHY chip adopts an SR8201 chip.
Furthermore, the device also comprises a data recording module, wherein the data recording module comprises a memory, the memory is an 8 Mbyte SPI FLASH, and the memory is connected with the GD32F450 chip through an SPI interface.
The utility model has the advantages that: after the structure is adopted, the monitoring of environmental parameters in the cabinet and the states of temperature and the like in each device are summarized, comprehensively processed and judged through the sensor with lower cost and the ARM, and then data are displayed and reported to the console, so that the detection and display of the environment in the cabinet are realized.
Drawings
The following further explains the embodiments of the present invention with reference to the drawings.
Fig. 1 is a schematic diagram of the cabinet detection and display system of the present invention.
Detailed Description
With reference to fig. 1, the present invention provides a novel cabinet detection and display system, which includes a microcontroller, a power module, a signal acquisition module, a data recording module, a signal control module, and a communication and display module; the microcontroller is respectively connected with the power supply module, the data recording module, the signal acquisition module, the data recording module, the signal control module and the communication and display module.
The microcontroller selects GD32F450 series products which are easy to innovate. The maximum dominant frequency of the GD32F450 processor can reach 200MHz. GD32F450 is equipped with 512KB to 3072KB of on-chip Flash and 256KB to 512KB of SRAM. The 2 16-bit advanced timers supporting three-phase PWM complementary output and Hall acquisition interfaces can be used for vector control, and are provided with up to 8 16-bit universal timers, 2 32-bit universal timers, 2 16-bit basic timers and 2 eight-channel DMA controllers. The peripheral interface resources comprise 8 USARTs, 6 SPIs, 3 rapid I2 Cs, 2 CAN2.0Bs and 1 10/100M Ethernet controller (MAC), and can be flexibly and conveniently carried out with higher cost performance. The chip completes comprehensive judgment of temperature and humidity information, fan rotating speed and other information collected by the sensor, and the functions of the whole module are completed by matching of other circuit modules.
The signal acquisition module comprises a temperature and humidity detection module and a rotating speed detection module, the temperature and humidity detection module comprises a temperature sensor and a humidity sensor, the temperature sensor and the humidity sensor are arranged at a point to be detected, needing to detect temperature and humidity, in the cabinet, the rotating speed detection module comprises a voltage detection circuit, the voltage detection circuit is connected with a fan in the cabinet, and the rotating speed of the fan is obtained by detecting the voltage of the fan. The temperature sensor adopts a PT100 sensor, the humidity sensor adopts an HM1500LF sensor, the signal acquisition module comprises a PT100 detection circuit, an HM1500LF detection circuit, an AD converter, a voltage detection circuit and a high-precision voltage reference source, PT100, HM1500LF and voltage detection can be realized, the circuits adopted by the signal acquisition module are all conventional circuits in the field, and the cost of the acquisition module is reduced.
The data recording module comprises a memory, the memory is an 8M byte SPI FLASH which is easy to innovate, and is connected with the GD32F450 chip through an SPI interface, so that storage and management of product configuration parameters and collected data are realized, and the stored data can comprise real-time collected temperature, humidity, fan rotating speed, alarm information and time information of the collected data.
The signal control module comprises a PWM controller, and the PWM controller is connected with a fan in the cabinet for control and the rotating speed of the fan. This embodiment is summarized, including 4 way wind speed regulation outputs, through the integrated PWM function in the microcontroller, can realize the accurate control of multichannel PWM signal.
The communication and display module comprises an Ethernet PHY chip and an OLED display screen which are respectively connected with the main control chip, and the Ethernet PHY chip is communicated with an external console; hundred million of MAC is integrated in the microcontroller, and a domestic hundred million PHY chip SR8201 is selected for realizing hundred million network communication. The real-time data acquisition, transmission and control interactive operation of the console and the monitoring unit can be realized.
In the embodiment, the lamp strip is further arranged in the cabinet, the lamp strip is connected with the power module, the lamp strip power supply circuit is connected with the cabinet door of the cabinet, and when the cabinet door is opened, the power supply circuit is closed, and the lamp strip is lightened; when the cabinet door is closed, the power supply circuit is opened, and the lamp strip is extinguished. The power supply circuit of the lamp strip also adopts the existing circuit structure, and the light arrangement in the refrigerator cold storage chamber is referred to.
The power module selects an isolated power supply of gold yang-rising AC-DC conversion to generate two isolated DC power supplies, one 24V and the other 5V;24V supplies the lamp for use, and 5V supplies the control circuit.
According to the cabinet detection and display system, the detection part is arranged on the inner side of the cabinet, the sensors are arranged at the corresponding points to be detected of the cabinet, the information of the sensors is collected through aerial plug cable connection, and the information is comprehensively judged to control the rotating speed of the fan so that the temperature and the humidity in the cabinet are kept in a healthy state; and the state is reported to an upper console through a network and is simultaneously sent to an OLED screen for real-time display, when any fault is monitored, fault information is displayed on the screen, and meanwhile, abnormal information is reported, recorded and stored. The closed state of the door is indicated by controlling the on and off of the lamp strip, and the state of the cabinet door can be visually observed. The used chips are all home-made chips, and the aim of low cost is fulfilled. For the whole cabinet equipment, only a little hardware cost is added, and the practicability is good.
In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the invention. The foregoing description is only illustrative of the preferred embodiments of the invention, which can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. While the invention has been described with reference to specific embodiments, it will be apparent to one skilled in the art that various changes and modifications can be made, and equivalents employed, without departing from the scope of the invention. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a novel rack detects and display system which characterized in that: the system comprises a microcontroller, a power supply module, a signal acquisition module, a signal control module and a communication and display module;
the microcontroller is respectively connected with the power supply module, the signal acquisition module, the signal control module and the communication and display module;
the signal acquisition module comprises a temperature and humidity detection module and a rotating speed detection module, the temperature and humidity detection module comprises a temperature sensor and a humidity sensor, the temperature sensor and the humidity sensor are arranged in the cabinet, the rotating speed detection module comprises a voltage detection circuit, and the voltage detection circuit is connected with a fan in the cabinet;
the signal control module comprises a PWM controller, and the PWM controller is connected with a fan in the cabinet for control and the rotating speed of the fan;
the communication and display module comprises an Ethernet PHY chip and an OLED display screen which are respectively connected with the main control chip, and the Ethernet PHY chip is communicated with an external console;
microcontroller, power module, signal acquisition module, signal control module are located inside the rack, and microcontroller receives the information of temperature and humidity detection module and rotational speed detection module to transmit to outside control cabinet through ethernet PHY chip, send to OLED display screen real-time display simultaneously, through the fan rotational speed of signal control module control in the rack.
2. The novel cabinet detection and display system of claim 1, wherein: the microcontroller adopts a GD32F450 chip, an SIO interface of the GD32F450 chip is connected with the wind speed detection module, a PWM interface is connected with the wind speed control module, an I2C interface is connected with the temperature and humidity detection module, and an RS485 interface is connected with the OLED display screen.
3. The novel cabinet detection and display system of claim 2, wherein: the lamp strip is connected with the power module, the lamp strip power supply circuit is connected with the cabinet door of the cabinet, when the cabinet door is opened, the power supply circuit is closed, the lamp strip is lightened, when the cabinet door is closed, the power supply circuit is opened, and the lamp strip is extinguished.
4. The novel cabinet detection and display system of claim 3, wherein: the power module comprises an isolation power supply, the isolation power supply generates circuit isolation direct current, and one path of the circuit isolation direct current is 24V and is supplied to the lamp strip for use; and one path of 5V is supplied to the signal control module for use.
5. The novel cabinet detection and display system of claim 2, wherein: the temperature sensor is a PT100 sensor, and the humidity sensor is HM1500LF.
6. The novel cabinet detection and display system of claim 2, wherein: the Ethernet PHY chip adopts an SR8201 chip.
7. The novel cabinet detection and display system of claim 2, wherein: the data recording module comprises a memory, the memory is an 8M byte SPI FLASH, and the memory is connected with the GD32F450 chip through an SPI interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222680888.0U CN218481181U (en) | 2022-10-12 | 2022-10-12 | Novel cabinet detection and display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222680888.0U CN218481181U (en) | 2022-10-12 | 2022-10-12 | Novel cabinet detection and display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218481181U true CN218481181U (en) | 2023-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222680888.0U Active CN218481181U (en) | 2022-10-12 | 2022-10-12 | Novel cabinet detection and display system |
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| CN (1) | CN218481181U (en) |
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- 2022-10-12 CN CN202222680888.0U patent/CN218481181U/en active Active
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