CN220401972U - Water logging sensor based on wireless signal transmission - Google Patents
Water logging sensor based on wireless signal transmission Download PDFInfo
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- CN220401972U CN220401972U CN202321869154.5U CN202321869154U CN220401972U CN 220401972 U CN220401972 U CN 220401972U CN 202321869154 U CN202321869154 U CN 202321869154U CN 220401972 U CN220401972 U CN 220401972U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 230000008054 signal transmission Effects 0.000 title claims abstract description 22
- 238000007654 immersion Methods 0.000 claims abstract description 25
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000523 sample Substances 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 12
- 238000012545 processing Methods 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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- 239000007772 electrode material Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a water immersion sensor based on wireless signal transmission, which comprises a sensor main body, a wireless signal sending module and a power module, wherein the sensor main body comprises a water immersion probe and a signal receiver and is used for acquiring a water level condition signal; the wireless signal transmission module adopts wireless communication protocols such as LoRa, zigbee and the like to transmit the water level condition signals acquired by the sensor main body to the external processing unit through wireless signals; the power module uses 5V dc power for powering the sensor body. The water immersion sensor can realize wireless transmission of sensor signals, solves the defect that signal wires need to be independently wired compared with the traditional wired water immersion sensor, and reduces the installation and maintenance cost of the sensor.
Description
Technical Field
The utility model relates to the technical field of the Internet of things, in particular to a water logging sensor based on wireless signal transmission.
Background
The power distribution room is an important component part in the power system and bears important tasks of electric energy distribution, control and protection. Because of the large number of electrical devices in the power distribution room, once water immersion occurs, the electrical devices may be damaged, and even fire disaster may occur. Therefore, it is necessary to install a water sensor in a power distribution room. Meanwhile, the water immersion sensor is installed, so that the workload of manual inspection can be reduced. Traditional power distribution room needs manual inspection, consumes time and manpower. And after the water logging sensor is installed, the automatic detection and alarm of the water level of the cable pit can be realized, the workload of manual inspection is reduced, and the working efficiency is improved.
Currently, conventional water logging sensors typically use wired connections or battery powered, which are costly to install and maintain and are susceptible to factors such as battery life, wire aging, and the like. Thus, there is a need for a more convenient and reliable water sensor.
Disclosure of Invention
Aiming at the high installation and maintenance cost of the water logging sensor in the prior art, the utility model provides the water logging sensor based on wireless signal transmission, which can realize wireless transmission of sensor signals, solves the defect that signal wires need to be independently wired, reduces the installation cost and is realized by adopting the following technical scheme.
A wireless signal transmission-based water logging sensor, comprising:
the sensor body is used for acquiring a water level condition signal;
the wireless signal transmission module is used for transmitting the water level condition signal acquired by the sensor main body to the external processing unit through a wireless signal;
and the power supply module adopts 5V direct current to supply power for the sensor main body.
The water immersion sensor based on wireless signal transmission is characterized in that the sensor main body comprises a water immersion probe and a signal receiver, wherein the water immersion probe consists of two metal electrodes and is used for detecting water level conditions and sending water level condition signals; the signal receiver adopts an operational amplifier circuit and is used for receiving a water level condition signal sent by the water immersion probe.
The water logging sensor based on wireless signal transmission is characterized in that the wireless signal sending module adopts LoRa and Zigbee wireless communication protocols.
The water logging sensor based on wireless signal transmission is characterized in that the sensor sends out a signal when detecting that water enters the cable pit.
By adopting the technical scheme, the utility model has the following beneficial effects:
the wireless transmission of sensor signals is realized by using wireless signal technology of wireless communication protocols such as LoRa, zigbee and the like, compared with the traditional wired water immersion sensor, the wireless transmission sensor has the advantages that the defect that signal wires are required to be independently wired is overcome, and the installation and maintenance cost of the sensor is reduced.
Drawings
FIG. 1 is a schematic diagram of a wireless signal transmission based water sensor according to an embodiment of the present utility model;
FIG. 2 is a block diagram of a wireless signal transmission based water sensor according to an embodiment of the present utility model;
in the figure: 1. a wireless signal transmitting module; 2. a signal receiving module; 3. a power module; 4. and (5) immersing the probe in water.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and examples.
The utility model provides a water immersion sensor based on wireless signal transmission, which can realize wireless transmission of sensor signals, overcomes the defect that signal wires need to be independently wired, and reduces the installation cost
As shown in fig. 1, fig. 1 is a schematic diagram of a wireless signal transmission-based water sensor according to an embodiment of the present utility model, where the water sensor includes:
1. sensor body
The sensor body is used for acquiring the water immersion condition signal. The sensor main body adopts a waterproof design so as to ensure that the sensor works normally in water; the sensor main body comprises a water immersion probe and a signal receiver, wherein the water immersion probe is made of a metal electrode material, can detect water immersion conditions and transmits signals to the signal receiver through a cable; the signal receiver adopts an operational amplification circuit to amplify weak signals sent by the water immersion probe.
Specifically, the water immersion probe is composed of two metal electrodes, and when the water immersion probe contacts water, a circuit is formed between the electrodes, so that a weak electric signal is generated. The signal receiver adopts an operational amplifier circuit to amplify weak signals sent by the water immersion probe and then transmits the weak signals to an external control terminal through the wireless signal sending module. In order to avoid signal interference and errors, the signal receiver also needs to perform filtering and amplification control.
2. Wireless signal transmitting module
The wireless signal sending module is used for transmitting the signals acquired by the sensor main body to the external processing unit through wireless signals, the wireless signal sending module can adopt wireless communication protocols such as LoRa and Zigbee, and the wireless signal sending module is based on the LoRa wireless communication protocol. The wireless signal transmitting module based on LoRa is a wireless communication module capable of realizing long distance, low power consumption and anti-interference, and LoRa is a wireless communication technology with long distance and low power consumption, and has the following advantages: the transmission distance is far, the LoRa technology can realize the transmission distance from a plurality of kilometers to tens of kilometers, and has a longer transmission distance than the traditional wireless communication technology; the low power consumption LoRa technology adopts a low power consumption modulation mode, can realize long-time wireless transmission, and has lower power consumption than the traditional wireless communication technology; the interference resistance is strong, and the LoRa technology adopts a spread spectrum modulation mode, can resist interference signals such as multipath interference, multi-user interference and the like, and has stronger interference resistance.
The LoRa-based wireless signal transmission module generally includes a LoRa chip and an antenna. The LoRa chip is a core component for realizing the LoRa technology, can realize long-distance, low-power consumption and anti-interference wireless communication, and the antenna converts wireless signals sent by the LoRa chip into radio waves for wireless transmission. In particular implementations, commercially available LoRa chips and antennas can be employed to meet different communication needs.
3. Power supply module
The power supply module adopts 5V direct current to supply power for the sensor main body. The 5V power module is a power module capable of converting an input voltage into a 5V dc voltage output. The 5V power module is generally used in electronic devices, such as a single-chip microcomputer, a sensor, a circuit board, and the like, and can provide stable 5V power for the devices. The 5V power module is generally composed of an input terminal, an output terminal and a circuit board. The input terminal generally receives a dc voltage input, such as a battery, a dc adapter, etc., and the output terminal outputs a stable 5V dc voltage. The circuit board is a core component for realizing voltage conversion, and common circuit boards are provided with elements such as a voltage stabilizing chip, a capacitor, an inductor and the like, so that stable voltage output can be realized.
The input voltage range of the 5V power supply module is generally 6V-24V, the output voltage stability is high, and the requirements of various electronic devices can be met. The 5V power supply module also has the functions of overvoltage protection, overcurrent protection, short-circuit protection and the like, and can protect electronic equipment from the effects of voltage fluctuation, overlarge current and the like. In the utility model, a common LM7805 voltage stabilizing chip in the market is adopted.
The whole working flow of the utility model is as follows:
1) The water immersion probe detects the water level condition of the cable pit in real time, and if the water level of the cable pit reaches a certain height, the water immersion probe sends out a water level condition signal.
2) The signal receiver is used for receiving signals sent by the immersion probe, and the operational amplifier circuit is used for amplifying weak signals sent by the immersion probe and then transmitting the weak signals to the wireless signal sending module.
3) The wireless signal transmitting module adopts LoRa technology to transmit the signals received by the signal receiver to an external control terminal through wireless signals.
The foregoing description of the preferred embodiments of the utility model is provided for the purpose of illustration only and is not intended to be limiting. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model without departing from the principle and spirit of the present utility model shall be included in the protection scope of the present utility model by any person skilled in the art.
Claims (4)
1. A wireless signal transmission-based water logging sensor, comprising:
the sensor body is used for acquiring a water level condition signal;
the wireless signal transmission module is used for transmitting the water level condition signal acquired by the sensor main body to the external processing unit through a wireless signal;
and the power supply module adopts 5V direct current to supply power for the sensor main body.
2. The wireless signal transmission-based water logging sensor according to claim 1, wherein the sensor body comprises a water logging probe and a signal receiver, the water logging probe is composed of two metal electrodes and is used for detecting water level conditions and sending out water level condition signals; the signal receiver adopts an operational amplifier circuit and is used for receiving a water level condition signal sent by the water immersion probe.
3. The wireless signal transmission-based water logging sensor of claim 1, wherein the wireless signal transmission module employs a LoRa, zigbee wireless communication protocol.
4. The wireless signal transmission based water logging sensor of claim 1 wherein the sensor signals when water ingress into the raceway is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321869154.5U CN220401972U (en) | 2023-07-17 | 2023-07-17 | Water logging sensor based on wireless signal transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321869154.5U CN220401972U (en) | 2023-07-17 | 2023-07-17 | Water logging sensor based on wireless signal transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220401972U true CN220401972U (en) | 2024-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321869154.5U Active CN220401972U (en) | 2023-07-17 | 2023-07-17 | Water logging sensor based on wireless signal transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220401972U (en) |
-
2023
- 2023-07-17 CN CN202321869154.5U patent/CN220401972U/en active Active
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