CN218830484U - Goods state detection device based on thing networking - Google Patents
Goods state detection device based on thing networking Download PDFInfo
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- CN218830484U CN218830484U CN202222921200.3U CN202222921200U CN218830484U CN 218830484 U CN218830484 U CN 218830484U CN 202222921200 U CN202222921200 U CN 202222921200U CN 218830484 U CN218830484 U CN 218830484U
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Abstract
The utility model provides a goods state detection device based on the Internet of things, which comprises a main control detection unit, a remote control unit and a power supply unit; the remote control unit is connected with the main control detection unit, and the power supply unit is connected with the main control detection unit; the main control detection unit comprises a wifi main control module, a Bluetooth module and a sensor, the wifi main control module is used for executing commands of the remote control unit, the Bluetooth module is connected with the wifi main control module, and the sensor is connected with the Bluetooth module for transmission; the power supply unit comprises a battery and a vehicle-mounted direct current power supply, and the battery and the vehicle-mounted direct current power supply are connected with the main control detection unit. The utility model discloses can control and detect the state of goods through network equipment at any time to charge the battery through setting up solar cell panel and on-vehicle DC power supply, realize low-power consumption and durability.
Description
Technical Field
The utility model belongs to thing networking control field particularly belongs to a goods state detection device based on thing networking.
Background
At present, the world is in the era of the rapid development of the internet of things, safety and high efficiency are the most important of the current automobile manufacturers, especially for the goods detection problem of the internet of things, the current goods detection device of the internet of things cannot realize remote monitoring, and needs to be installed in a place where a power supply can be connected, the power consumption is large, the use of power plug-in is needed, and real-time goods state information cannot be acquired for the goods state of a truck in the transportation process.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a goods state detection device based on thing networking, this detection device can detect the state of freight train, goods in real time to shoot and upload, can control and detect the state of goods through network equipment anytime and anywhere, and charge through setting up battery and on-vehicle DC power supply, realize low-power consumption and durability.
In order to realize the above purpose of the utility model, the utility model discloses the technical scheme who takes as follows:
a cargo state detection device based on the Internet of things comprises a main control detection unit, a remote control unit and a power supply unit; the remote control unit is connected with the master control detection unit through Bluetooth to control the active detection unit to detect the cargo information, and the power supply unit is connected with the master control detection unit through a connector to provide power supply voltage for the master control detection unit;
the main control detection unit comprises a wifi main control module, a Bluetooth module and a sensor, the wifi main control module is used for executing commands of the remote control unit, the Bluetooth module is connected with the wifi main control module through UART1 or GPIOs, and the sensor is connected with the Bluetooth module for transmission so as to be used for detecting the state of the truck;
the power supply unit comprises a battery and a vehicle-mounted direct-current power supply, and the battery and the vehicle-mounted direct-current power supply are respectively connected with the main control detection unit through connectors so as to supply power to the main control detection unit.
Furthermore, the power supply unit further comprises a solar panel and a battery charging chip, wherein the solar panel and the vehicle-mounted direct current power supply are connected with the battery through the battery charging chip so as to charge the battery.
Further, a power supply voltage reduction chip is arranged between the vehicle-mounted direct-current power supply and the battery charging chip and used for reducing the vehicle-mounted direct-current voltage to the charging voltage of the battery.
Furthermore, the NTC pin of the battery is connected with the ADC pin of the main control detection unit to read the temperature of the battery through the ADC pin and detect the battery capacity so as to control the charging and power supply of the battery.
Furthermore, the active detection unit further comprises a camera, and the camera is connected with the wifi main control module and used for executing the photographing command issued by the wifi main control module.
Furthermore, the main control detection unit further comprises an external FLASH module, and the external FLASH module is used for storing the goods picture and comparing the picture information with the picture shot by the camera so as to output the corresponding physical quantity of the goods.
Further, the sensor includes the temperature and humidity sensor who is used for detecting the acceleration of freight train and is used for detecting the internal state of freight train, bluetooth module pass through the I/O interface with acceleration sensor with temperature and humidity sensor connects.
Further, the device also comprises a manual control unit, wherein the manual control unit is connected with the active detection unit through a connector to realize manual control.
Further, a switch group is arranged between the power supply unit and the active detection unit, and the switch group is used for selecting whether the battery is charged or the vehicle-mounted direct-current power supply is charged.
Further, the power supply unit with be provided with step-down chip between the master control detecting element, step-down chip respectively with wifi main control module with bluetooth module connects and is used for with the mains voltage that the power supply unit provided reduces to wifi main control module with the required voltage of bluetooth module.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model discloses a remote control unit and main control detecting element pass through the bluetooth connection, realize remote control and detect goods state and physical quantity in the freight train, realize carrying out manual detection to the freight train through manual control unit, through wifi main control module and bluetooth module cooperative control camera and sensor, can shoot the goods state and detect its physical quantity;
2. the utility model can work without connecting power supply by setting the battery and the vehicle-mounted DC power supply as the power supply unit, and can avoid the condition that the equipment is not electrified by charging the battery through the solar cell panel, thereby having convenient operation and reducing energy consumption;
3. through setting up acceleration sensor and temperature and humidity sensor to be connected with bluetooth module and realize detecting freight train speed and carriage ambient temperature, when the freight train abnormal conditions appears in transit like jolting or when the car accident, the equipment can in time report control center with information according to the freight train acceleration information that detects acceleration sensor, realizes monitoring freight train transportation state.
Drawings
Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is the embodiment of the utility model provides a goods state detection device schematic diagram based on thing networking.
Reference numerals:
1-wifi master control module; 2-a bluetooth module; 3-a sensor; 4-a battery; 5-vehicle-mounted direct-current power supply; 6-solar panel; 7-a battery charging chip; 8-power supply voltage reduction chip; 9-a connector; 10-a switch group; 11-a camera; 12-plug-in FLASH module; 13-pressure drop chip.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely below with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, but not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be considered as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In order to clarify the technical solution of the present invention, the following description is made in the form of specific embodiments.
The utility model discloses a goods state detection device based on thing networking includes the main control detecting element, the control unit and power supply unit, the main control detecting element includes wifi main control module 1, bluetooth module 2 and sensor 3, wifi main control module 1 is used for carrying out the order of control unit, bluetooth module 2 and wifi main control module 1 pass through UART1 or GPIOS and are connected, sensor 3 and bluetooth module 2 are connected and are transmitted in order to be used for detecting the freight train state, specifically, sensor 3 includes the acceleration sensor that is used for detecting the freight train acceleration and the temperature and humidity sensor that is used for detecting the internal state of freight train, acceleration sensor and temperature and humidity sensor are connected with bluetooth module 2 through the I/O interface; the control unit comprises a manual control unit and a remote control unit, the manual control unit is connected with the main control detection unit through a connector 9, and the remote control unit is connected with the main control detection unit through Bluetooth, so that two adjustment modes of remote control and manual control are compatible; the power supply unit is connected with the main control detection unit through a connector 9 and used for supplying power to the main control detection unit, specifically, the power supply unit comprises a battery 4, a vehicle-mounted direct-current power supply 5, a solar panel 6 and a battery charging chip 7, the battery 4 and the vehicle-mounted direct-current power supply 5 are respectively connected with the main control detection unit through the connector 9 and used for supplying power to the main control detection unit, and specifically, an NTC pin of the battery 4 is connected with an ADC pin of the main control detection unit and used for reading the temperature of the battery 4 through the ADC pin and detecting the capacity of the battery 4 so as to control the charging of the battery 4; the solar panel 6 and the vehicle-mounted direct-current power supply 5 are connected with the battery 4 through a battery charging chip 7 and charge the battery 4, and specifically, a power supply voltage reduction chip 8 is arranged between the vehicle-mounted direct-current power supply 5 and the battery charging chip 7 and used for reducing the voltage of the vehicle-mounted direct-current power supply 5 to the charging voltage of the battery 4.
Further, the main control detection unit further comprises a camera 11 and an external FLASH module 12, wherein the camera 11 is connected with the wifi main control module 1 and is used for executing a photographing command issued by the wifi main control module 1 to photograph and upload pictures; the plug-in FLASH module 12 is used for storing goods pictures and comparing the picture information with the pictures shot by the camera 11 so as to output corresponding physical quantities of goods to realize the detection of goods of the truck.
Further, a switch group 10 and a voltage reduction chip 13 are arranged between the power supply unit and the active detection unit, specifically, the switch group 10 is used for selecting whether the battery 4 is charged or the vehicle-mounted direct-current power supply 5 is charged; the voltage reduction chip 13 is respectively connected with the wifi main control module 1 and the bluetooth module 2 and is used for reducing the power supply voltage provided by the power supply unit to the voltage required by the wifi main control module 1 and the bluetooth module 2.
In specific implementation, refer to fig. 1 and show, the utility model discloses a master control detecting element, manual control unit, remote control unit and power supply unit, the utility model discloses a wifi main control module 1 can use 488KB ROM, 520KB SARM's ESP32-D0WD chip, bluetooth module 2 can use NRF52833 chip, battery charging chip 7 can use MP6272A charging chip, whole power supply circuit charges through battery 4 or on-vehicle DC power supply 5, wherein, the operating voltage of on-vehicle DC power supply 5 is 10V ~ 36V, battery 4 can use 4400 maH's lithium cell, the NTC pin through the lithium cell is connected with the ADC foot of master control detecting element, ESP32-D0WD chip carries out ADC to battery voltage and detects, specifically, reads battery 4 temperature, stops charging when the high temperature; if the battery 4 is used for supplying power, when the capacity of the battery 4 is detected to be lower than a set range, the NRF52833 chip controls the switch group 10 to further control the battery charging chip 7 to charge through the externally-hung solar cell panel 6, a user can also use the vehicle-mounted direct-current power supply 5 to be connected with the battery charging chip 7 through the power supply voltage reducing chip 8 to charge the battery 4, specifically, because the working voltage of the power supply charging chip MP6272A charging chip is 5V-21V, the solar cell panel 6 directly provides 12V voltage to supply power to charge the battery 4, and the vehicle-mounted direct-current power supply 5 provides stable 9.5V voltage through the power supply voltage reducing chip 8 to supply power to charge the battery 4; when supplying power to the main control detecting element, the power supply unit through with the main control detecting element between step down chip 13 for NRF52833 chip, ESP32-D0WD chip, state LED etc. provide 3.3V's system voltage, preferably, the step down chip 13 that provides 3.3V voltage for bluetooth module 2 is the LDO chip, the step down chip 13 that provides 3.3V voltage for wifi main control module 1 is MP1463DC/DC chip, the benefit of using LDO chip and MP1463DC/DC chip here is load and ripple size and the utility model discloses a goods detection device suits.
In the main control detection unit, a sensor 3 and a camera 11 communicate with an NRF52833 chip through an IIC protocol, and the NRF52833 chip and an ESP32-D0WD chip communicate with each other through UART1 and I/O; when the equipment works, the ESP32-D0WD chip can be controlled by the manual control unit or the remote control unit to control the camera to take pictures inside a truck carriage, specifically, the manual control unit is connected with the main control detection unit through the 4PIN connector, the ESP32-D0WD chip is controlled by sending an instruction to URAT0 of the ESP32-D0WD chip to take pictures, then the pictures are compared with some pictures stored in the plug-in FLASH module 12 in advance, specifically, each picture in the plug-in FLASH module 12 has one size and corresponds to different physical data, if the taken pictures are similar to the size of a cargo in which picture, the ESP32-D0WD chip can automatically process and output the corresponding physical quantities, specifically, the physical quantities are the cargo size and the approximate weight, and the physical quantities are uploaded to a client through the ESP32-D0WD chip for checking.
The utility model discloses a remote control unit and main control detecting element pass through the bluetooth connection, realize remote control and detect goods state and physical quantity in the freight train, realize carrying out manual detection to the freight train through manual control unit, through wifi main control module and bluetooth module cooperative control camera and sensor, can shoot the goods state and detect its physical quantity; through setting up battery and on-vehicle DC power supply as power supply unit, can carry out work under the condition of not connecting the power to charge the battery through solar cell panel and can avoid the condition that equipment does not have the electricity, convenient operation just reduces the energy consumption.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A cargo state detection device based on the Internet of things is characterized by comprising a main control detection unit, a remote control unit and a power supply unit; the remote control unit is connected with the master control detection unit through Bluetooth to control the active detection unit to detect the cargo information, and the power supply unit is connected with the master control detection unit through a connector to provide power supply voltage for the master control detection unit;
the main control detection unit comprises a wifi main control module, a Bluetooth module and a sensor, the wifi main control module is used for executing commands of the remote control unit, the Bluetooth module is connected with the wifi main control module through UART1 or GPIOs, and the sensor is connected with the Bluetooth module for transmission so as to be used for detecting the state of the truck;
the power supply unit comprises a battery and a vehicle-mounted direct-current power supply, and the battery and the vehicle-mounted direct-current power supply are respectively connected with the main control detection unit through connectors so as to supply power to the main control detection unit.
2. The cargo state detection device according to claim 1, wherein the power supply unit further comprises a solar panel and a battery charging chip, and the solar panel and the on-board dc power supply are connected to the battery through the battery charging chip for charging the battery.
3. The cargo state detection device according to claim 2, wherein a power supply step-down chip is provided between the vehicle-mounted dc power supply and the battery charging chip for stepping down a vehicle-mounted dc voltage to a charging voltage of the battery.
4. The cargo state detection device according to claim 1, wherein the NTC pin of the battery is connected to the ADC pin of the main control detection unit for reading the temperature of the battery through the ADC pin and detecting the battery capacity to control the charging and supplying of the battery.
5. The cargo state detection device according to claim 1, wherein the active detection unit further comprises a camera, and the camera is connected with the wifi main control module and is used for executing a photographing command issued by the wifi main control module.
6. The cargo state detection device according to claim 1, wherein the main control detection unit further comprises a plug-in FLASH module, and the plug-in FLASH module is used for storing the cargo picture and comparing the picture information with the picture shot by the camera to output the corresponding cargo physical quantity.
7. The cargo state detection device according to claim 1, wherein the sensor includes an acceleration sensor for detecting acceleration of the truck and a temperature and humidity sensor for detecting an internal state of the truck, and the bluetooth module is connected to the acceleration sensor and the temperature and humidity sensor through an I/O interface.
8. The cargo state detection device of claim 1, further comprising a manual control unit, wherein the manual control unit is connected with the active detection unit through a connector to realize manual control.
9. The cargo state detection device according to claim 2, wherein a switch block is provided between the power supply unit and the active detection unit, the switch block being configured to select whether the battery is charged or the on-vehicle dc power supply is charged.
10. The cargo state detection device according to claim 2, wherein a voltage reduction chip is disposed between the power supply unit and the main control detection unit, and the voltage reduction chip is respectively connected to the wifi main control module and the bluetooth module for reducing the power voltage provided by the power supply unit to the voltage required by the wifi main control module and the bluetooth module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222921200.3U CN218830484U (en) | 2022-11-02 | 2022-11-02 | Goods state detection device based on thing networking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222921200.3U CN218830484U (en) | 2022-11-02 | 2022-11-02 | Goods state detection device based on thing networking |
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| Publication Number | Publication Date |
|---|---|
| CN218830484U true CN218830484U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222921200.3U Active CN218830484U (en) | 2022-11-02 | 2022-11-02 | Goods state detection device based on thing networking |
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| CN (1) | CN218830484U (en) |
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- 2022-11-02 CN CN202222921200.3U patent/CN218830484U/en active Active
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