CN210603487U - Water level monitoring and early warning device based on Internet of things - Google Patents
Water level monitoring and early warning device based on Internet of things Download PDFInfo
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- CN210603487U CN210603487U CN201921190232.2U CN201921190232U CN210603487U CN 210603487 U CN210603487 U CN 210603487U CN 201921190232 U CN201921190232 U CN 201921190232U CN 210603487 U CN210603487 U CN 210603487U
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Abstract
The utility model relates to a water level monitoring technology field, concretely relates to water level monitoring early warning device based on thing networking, which comprises a controller, a housing, connecting portion, a battery, communication module and water level detection module, water level detection module includes FDC2214RGHR chip U1 and response module, the response module includes resistance R24, resistance R26, electric capacity C7, electric capacity C11, electric capacity C12, electric capacity C16, electric capacity C18, inductance L1 and polar plate J4, polar plate J4's first end and electric capacity C7 first end, inductance L1 first end, electric capacity C12 first end, resistance R24 first end electricity is connected, polar plate J4's second end and electric capacity C7 second end, inductance L1 second end, electric capacity C18 second end, resistance R26 first end electricity is connected. The utility model discloses a substantive effect is: the water level monitoring device is suitable for water quality of a water body and can quickly obtain the water level condition in a monitoring range.
Description
Technical Field
The utility model relates to a water level monitoring technology field, concretely relates to water level monitoring early warning device based on thing networking.
Background
With the advance of the urbanization process of China, the urban construction is accelerated and the scale is enlarged continuously. However, when the urban construction is developed at a high speed, part of urban supporting facilities are developed and disconnected, and troubles are brought to urban residents. For example, urban drainage systems have problems of increasingly complex design structures, poor drainage capacity, aging of pipelines, leakage and serious blockage of pipeline interfaces, and the like, and the problems cannot be improved and solved in a short time. When a city is subjected to severe rainstorms, the frequency of waterlogging disasters also increases significantly. In the face of sudden rainstorm, ponding, waterlogging and other problems, people always have no policy, and even if emergency measures are taken in time, serious accident loss can be caused due to time difference. From residential housing to public places such as urban roads, river channels, underground parking lots, factories, schools and the like, urban water accumulation greatly threatens the safety of citizens and causes significant safety and economic losses. Although some monitoring methods for urban waterlogging, ponding and other problems appear under the continuous development of the technology, some products and patents are published in succession, but all have certain limitations. If the price is high, the installation is inconvenient, the installation cost is high, and the requirements on the terrain are strict. Therefore, when the urban water logging and other safety problems occur, a system device capable of monitoring water level information in time and realizing intelligent early warning is urgently needed.
The water level monitor comprises a water level detection device, a measuring line and a prompting device, wherein the upper end of the water level detection device is hermetically connected with the measuring line, the water level detection device comprises a conductive shell and a conductive probe arranged in the conductive shell, the upper end of the conductive shell is provided with a wire inlet, the bottom end of the conductive shell is provided with a water inlet, the middle part of the conductive shell is provided with an air outlet, and the conductive probe is connected with the conductive shell through an insulating material; one end of the measuring wire penetrates through the wire inlet and is arranged in the conductive shell, the measuring wire comprises a first conducting wire and a second conducting wire, one end of the first conducting wire is electrically connected with the metal shell, and the other end of the first conducting wire is electrically connected with the prompting device; the second lead is electrically connected with the conductive probe, and the other end of the second lead is electrically connected with the prompting device. After the water level detection device is contacted with water, water enters the shell, the conductive probe and the conductive shell are conducted, and the prompt of the prompt device is transmitted through the measuring line, so that the water level is tested. Although the water level can be tested, the water inlet at the bottom of the water level is easy to block, the monitored water body is required to be relatively clean, and the water level monitoring device is not suitable for monitoring the urban waterlogging water level.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the technical problem of lack of a water level monitoring device suitable for urban inland inundation at present. A water level monitoring device which is convenient and simple to deploy is provided.
In order to solve the technical problem, the utility model discloses the technical scheme who takes does: a water level monitoring and early warning device based on the Internet of things comprises a controller, a shell, a connecting part, a battery, a communication module and a water level detection module, wherein the water level detection module comprises an FDC2214RGHR chip U1 and an induction module, the induction module comprises a resistor R24, a resistor R26, a capacitor C7, a capacitor C11, a capacitor C12, a capacitor C16, a capacitor C18, an inductor L1 and a pole plate J4, a first end of the pole plate J4 is electrically connected with a first end of a capacitor C7, a first end of an inductor L1, a first end of a capacitor C12 and a first end of a resistor R24, a second end of the resistor R24 is electrically connected with a first end of a capacitor C11 and a first input end of an FDC2214RGHR chip U1, a second end of the pole plate J4 is electrically connected with a second end of the capacitor C4, a second end of the inductor L4, a second end of the capacitor C4 and a first end of the capacitor R4, a second end of the capacitor R4 is electrically connected with a second end of the RGHR chip U2214, a, The first end of the capacitor C16, the second end of the capacitor C12 and the first end of the capacitor C18 are all grounded, the controller is respectively connected with the communication module and the FDC2214RGHR chip U1, the polar plate J4 is installed on the lower surface of the shell, the controller, the battery, the communication module and the FDC2214RGHR chip U1 are all installed in the shell, the battery supplies power for the controller, the communication module and the FDC2214RGHR chip U1, the connecting part is located on the side face of the shell, and the connecting part is connected with the support.
In the scheme, when the water level monitoring device is used, the polar plate J4 is arranged right above a region to be detected, when the water level of the region to be detected changes, the capacitance of the region to be detected changes, and the current water level can be obtained through calculation of the FDC2214RGHR chip U1, so that the water level monitoring is realized; the sensing distance and sensitivity to the medium are increased by increasing the area of the polar plate J4, and the accuracy of monitoring data is ensured.
Preferably, the communication module comprises AN ESP8266 chip U2, AN inductor L5, a capacitor C25, a capacitor C26 and AN antenna AN1, wherein the antenna AN1 is mounted on the housing, the 2-pin of the ESP8266 chip U2 is electrically connected with the first end of the inductor L5 and the first end of the capacitor C25, the second end of the capacitor C25 is electrically connected with the first end of the capacitor C26 and the feeding end of the antenna AN1, and the second end of the inductor L5, the second end of the capacitor C26 and the grounding end of the antenna AN1 are all grounded. The FDC2214RGHR chip U1 sends the detected water level data to the controller, and the controller sends the water level data to a remote terminal through a wireless communication module for a manager to check.
Preferably, the solar charging device further comprises a solar panel and a charging circuit, wherein the solar panel is installed on the upper surface of the shell, the input end of the charging circuit is connected with the solar panel, and the output end of the charging circuit is connected with the battery. The solar cell panel can charge the battery, and the continuous working time of the monitoring device is prolonged.
Preferably, the magnetic device further comprises a magnet fixedly arranged on the upper surface of the shell. The monitoring device can be conveniently arranged on a support with a magnetic conductive material, such as an automobile chassis and a roadside trash can, through the magnet, and can be conveniently deployed.
Preferably, the electronic device further comprises a display screen, wherein the display screen is installed on the top surface of the shell and is electrically connected with the controller. Monitoring state can be conveniently looked over through the display screen, conveniently troubleshooting.
Preferably, the connecting portion comprise a connecting rod and a flexible rod, the first end of the flexible rod is fixedly connected with the side face of the shell, the second end of the flexible rod is fixedly connected with the connecting rod, and a blind hole is processed in the middle of the free end of the connecting rod.
Preferably, a recess is formed in the side face of the shell, and the first end of the flexible rod is fixedly connected with the bottom of the recess. The connecting part is contracted into the recess, so that foreign matters can be prevented from being clamped into the connecting part.
Preferably, the controller comprises an STM32F103 microprocessor. The STM32F103 microprocessor is a 32-bit standard RISC (reduced instruction set) processor based on an ARMv 7-M system structure in the first edition, provides high code efficiency, plays the high performance of a Cortex-M3 kernel on the storage space of a common 8-bit system and a common 16-bit system, has the working frequency of 72MHz, can reach 1.25DMips/MHZ (DhrystONe2.1) when the 0-waiting period of a memory is accessed, is internally provided with a Flash memory with the length of up to 128K bytes and an SRAM with the length of 20K bytes, and has rich general I/O ports. It provides a low cost platform, reduced pin count, reduced system power consumption for the needs of an MCU, while providing excellent computational performance and an advanced interrupt response system. The abundant on-chip resources enable the STM32F103 microprocessor to show strong development potential in various fields.
The utility model discloses a substantive effect is: the water level monitoring device has the advantages that the distance from the water surface to the polar plate can be obtained by detecting the polar plate, the water level monitoring device is wide in adaptation to water quality, convenient to install, low in cost and wide in coverage, and the water level condition in a monitoring range can be quickly obtained.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment.
Fig. 2 is a schematic diagram of a backside structure according to an embodiment.
FIG. 3 is a schematic diagram of module connection according to an embodiment.
Fig. 4 is a circuit schematic of the controller.
Fig. 5 is a circuit schematic of a wireless communication module.
Fig. 6 is a schematic circuit diagram of the water level detection module.
Wherein: 1. the solar water level detection device comprises a shell, 2, a magnet, 3, a solar panel, 4, a connecting rod, 5, a flexible rod, 100, a charging circuit, 200, a battery, 300, a display screen, 400, a controller, 500, a communication module, 600 and a water level detection module.
Detailed Description
The following provides a more detailed description of the present invention, with reference to the accompanying drawings.
The first embodiment is as follows:
a water level monitoring and early warning device based on internet of things, as shown in fig. 1 and 2, the embodiment includes a controller 400, a housing 1, a connecting portion, a battery 200, a communication module 500, and a water level detection module 600, as shown in fig. 3 and 4, the water level detection module 600 includes an FDC2214RGHR chip U1 and a sensing module, the sensing module includes a resistor R24, a resistor R26, a capacitor C7, a capacitor C11, a capacitor C12, a capacitor C16, a capacitor C18, an inductor L1, and a plate J4, a first end of the plate J4 is electrically connected to a first end of the capacitor C7, a first end of the inductor L1, a first end of the capacitor C12, and a first end of the resistor R24, a second end of the resistor R24 is electrically connected to a first end of the capacitor C11, a first input end of the FDC2214RGHR chip U1, a second end of the plate J4 is electrically connected to a second end of the capacitor C7, a second end of the inductor L1, a second end of the capacitor C18, a second end of the resistor R18, a second end of the capacitor, the second terminal of the capacitor C11, the first terminal of the capacitor C16, the second terminal of the capacitor C12 and the first terminal of the capacitor C18 are all grounded, as shown in fig. 3, the controller 400 is connected with the communication module 500 and the FDC2214RGHR chip U1 respectively, the plate J4 is installed on the lower surface of the shell 1, the controller 400, the battery 200, the communication module 500 and the FDC2214RGHR chip U1 are all installed in the shell 1, the battery 200 supplies power to the controller 400, the communication module 500 and the FDC2214RGHR chip U1, the connecting part is located on the side surface of the shell 1, and the connecting part is connected with a support. The display screen 300 is installed on the top surface of the housing 1, and the display screen 300 is electrically connected to the controller 400. The solar panel 3 is installed on the upper surface of the casing 1, the input end of the charging circuit 100 is connected with the solar panel 3, the output end of the charging circuit 100 is connected with the battery 200, the charging circuit 100 adopts the charging circuit 100 in the prior art, and the charging circuit 100 is not improved in the embodiment, which is not described herein. Magnet 2 fixed mounting is on 1 upper surface of casing, and connecting portion include connecting rod 4 and flexible rod 5, and 5 first ends of flexible rod and 1 side fixed connection of casing, 5 second ends of flexible rod and 4 fixed connection of connecting rod, and 4 free end middle parts of connecting rod are processed there is the blind hole. The side of the shell 1 is provided with a recess, and the first end of the flexible rod 5 is fixedly connected with the bottom of the recess.
When the device is used, the polar plate J4 is arranged right above a region to be detected, when the water level of the region to be detected changes, the capacitance of the region to be detected changes, and the current water level can be obtained through calculation of the FDC2214RGHR chip U1, so that the water level monitoring is realized; the sensing distance and sensitivity to the medium are increased by increasing the area of the polar plate J4, and the accuracy of monitoring data is ensured. The display 300 is a liquid crystal display 300 for displaying the detected water level data.
As shown in fig. 5, the communication module 500 includes AN ESP8266 chip U2, AN inductor L5, a capacitor C25, a capacitor C26, and AN antenna AN1, the antenna AN1 is mounted on the housing 1, pin 2 of the ESP8266 chip U2 is electrically connected to the first end of the inductor L5 and the first end of the capacitor C25, the second end of the capacitor C25 is electrically connected to the first end of the capacitor C26 and the feeding end of the antenna AN1, and the second end of the inductor L5, the second end of the capacitor C26, and the ground end of the antenna AN1 are all grounded. The SD pin of the FDC2214RGHR chip U1 needs to be externally connected with a pull-down resistor, the SDA pin and the SCL pin are connected to the controller 400, and the controller 400 is connected to and communicates with the TX pin and the RX pin of the wireless communication module 500 through the RXD pin and the TXD pin to realize wireless transmission of data. The FDC2214RGHR chip U1 transmits the detected water level data to the controller 400, and the controller 400 transmits the water level data to a remote terminal through the wireless communication module 500 for a manager to view. The solar cell 200 plate can charge the battery 200, and the continuous working time of the monitoring device is prolonged. The monitoring device can be conveniently arranged on a support with a magnetic conductive material, such as an automobile chassis and a roadside trash can, through the magnet 2, and can be conveniently deployed. The connecting part is contracted into the recess, so that foreign matters can be prevented from being clamped into the connecting part.
As shown in FIG. 6, the water level detecting module 6003 of this embodiment further comprises three sensing modules, which are respectively connected to pins 9-14 of the FDC2214RGHR chip U1, and can additionally detect the water levels of three regions. The controller 400 includes an STM32F103 microprocessor. The STM32F103 microprocessor is a 32-bit standard RISC (reduced instruction set) processor based on an ARMv 7-M system structure in the first edition, provides high code efficiency, plays the high performance of a Cortex-M3 kernel on the storage space of a common 8-bit system and a common 16-bit system, has the working frequency of 72MHz, can reach 1.25DMips/MHZ (DhrystONe2.1) when the 0-waiting period of a memory is accessed, is internally provided with a Flash memory with the length of up to 128K bytes and an SRAM with the length of 20K bytes, and has rich general I/O ports. It provides a low cost platform, reduced pin count, reduced system power consumption for the needs of an MCU, while providing excellent computational performance and an advanced interrupt response system. The abundant on-chip resources enable the STM32F103 microprocessor to show strong development potential in various fields.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the claims.
Claims (8)
1. A water level monitoring and early warning device based on the Internet of things comprises a controller and is characterized in that,
the water level detection module comprises an FDC2214RGHR chip U1 and a sensing module, the sensing module comprises a resistor R24, a resistor R26, a capacitor C7, a capacitor C11, a capacitor C12, a capacitor C16, a capacitor C18, an inductor L1 and a polar plate J4, a first end of the polar plate J4 is electrically connected with a first end of the capacitor C4, a first end of the inductor L4, a first end of the capacitor C4 and a first end of the resistor R4, a second end of the resistor R4 is electrically connected with a first end of the capacitor C4 and a first input end of the FDC2214RGHR chip U4, a second end of the polar plate J4 is electrically connected with a second end of the capacitor C4, a second end of the inductor L4, a second end of the capacitor C4 and a first end of the resistor R4, a second end of the resistor R4 is electrically connected with a second end of the capacitor C4, a second end of the capacitor C4 and a second end of the capacitor RGC 4, a second end of the capacitor RGC 4 and a second end of the capacitor RGHR chip 4, the controller is respectively connected with the communication module and the FDC2214RGHR chip U1, the polar plate J4 is installed on the lower surface of the shell, the controller, the battery, the communication module and the FDC2214RGHR chip U1 are all installed in the shell, the battery supplies power for the controller, the communication module and the FDC2214RGHR chip U1, the connecting part is located on the side face of the shell, and the connecting part is connected with the support.
2. The water level monitoring and early warning device based on the Internet of things as claimed in claim 1,
the communication module comprises AN ESP8266 chip U2, AN inductor L5, a capacitor C25, a capacitor C26 and AN antenna AN1, wherein the antenna AN1 is installed on the shell, a pin 2 of the ESP8266 chip U2 is electrically connected with a first end of the inductor L5 and a first end of the capacitor C25, a second end of the capacitor C25 is electrically connected with a first end of the capacitor C26 and a feed end of the antenna AN1, and grounding ends of the second end of the inductor L5, the second end of the capacitor C26 and the antenna AN1 are all grounded.
3. The water level monitoring and early warning device based on the Internet of things as claimed in claim 1 or 2,
still include solar panel and charging circuit, solar panel installs at the casing upper surface, the charging circuit input is connected with solar panel, and the charging circuit output is connected with the battery.
4. The water level monitoring and early warning device based on the Internet of things as claimed in claim 1 or 2,
the magnetic body is fixedly arranged on the upper surface of the shell.
5. The water level monitoring and early warning device based on the Internet of things as claimed in claim 1 or 2,
still include the display screen, the display screen is installed at the casing top surface, the display screen is connected with the controller electricity.
6. The water level monitoring and early warning device based on the Internet of things as claimed in claim 1 or 2,
the connecting portion include connecting rod and flexible pole, flexible pole first end and casing side fixed connection, flexible pole second end and connecting rod fixed connection, the processing of connecting rod free end middle part has the blind hole.
7. The water level monitoring and early warning device based on the Internet of things as claimed in claim 6,
the side of the shell is provided with a recess, and the first end of the flexible rod is fixedly connected with the bottom of the recess.
8. The water level monitoring and early warning device based on the Internet of things as claimed in claim 1 or 2,
the controller includes an STM32F103 microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190232.2U CN210603487U (en) | 2019-07-26 | 2019-07-26 | Water level monitoring and early warning device based on Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190232.2U CN210603487U (en) | 2019-07-26 | 2019-07-26 | Water level monitoring and early warning device based on Internet of things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210603487U true CN210603487U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921190232.2U Active CN210603487U (en) | 2019-07-26 | 2019-07-26 | Water level monitoring and early warning device based on Internet of things |
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| Country | Link |
|---|---|
| CN (1) | CN210603487U (en) |
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- 2019-07-26 CN CN201921190232.2U patent/CN210603487U/en active Active
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