CN216846453U - Multistage liquid level detection device - Google Patents
Multistage liquid level detection device Download PDFInfo
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- CN216846453U CN216846453U CN202220167498.0U CN202220167498U CN216846453U CN 216846453 U CN216846453 U CN 216846453U CN 202220167498 U CN202220167498 U CN 202220167498U CN 216846453 U CN216846453 U CN 216846453U
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- liquid level
- collecting box
- level detection
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Abstract
The utility model discloses a wireless transmission's multistage liquid level detection device, including measuring the container, the inside of measuring the container is equipped with gathers the box, gather the four corners of box and pass through the bolt fastening on measuring the inner wall of container, the below of gathering the box is equipped with the floater liquid level switch of a plurality of difference in height, all be equipped with the connecting piece between the lower surface of floater liquid level switch and collection box, the lower extreme of connecting piece is equipped with the weight, the upper end of connecting the rope links to each other through the lower surface of water joint with the collection box, floater liquid level switch includes level sensor and is located outside shell, built-in battery is connected with the level sensor electricity. Floater liquid level switch in this application is faster than general mechanical switch, long service life, adopts built-in battery power supply and wireless external transmission, has simplified the installation and debugging process, and can carry out parameter configuration to the sensor through wireless network, sets up different mode, increases product stability and application scope, promotes the development of wisdom city and calamity early warning system.
Description
Technical Field
The utility model relates to a wisdom city and level measurement technical field especially relate to a multistage liquid level detection device.
Background
In recent years, China suffers from multiple times of extreme weather intrusion, and a phenomenon that a large amount of water is accumulated in roads, tunnels and riverways caused by heavy rainfall occurs sometimes, so that great inconvenience is brought to people's traveling, traffic and transportation are seriously affected, and even great loss of lives and properties of people is caused in serious cases.
The density of liquid measured by the current commonly-used drop-in liquid level meter is required to be consistent, the measurement signal is required to be converted, the applicable scenes are few, the use and maintenance cost of the ultrasonic liquid level meter is too high, and the measurement accuracy is easily interfered by external factors; the traditional floating ball liquid level meter can only measure single-point liquid level, has single measurement data and is only suitable for specific application occasions.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a multistage floater liquid level detection device is provided to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a wireless transmission multistage liquid level detection device comprises a measuring container, a collecting box is arranged in the measuring container, four corners of the collecting box are fixed on the inner wall of the measuring container through bolts, a plurality of floating ball liquid level switches with different heights are arranged below the collecting box, connecting pieces are arranged between the floating ball liquid level switches and the lower surface of the collecting box, heavy hammers are arranged at the lower ends of the connecting pieces, the upper end of a connecting rope is connected with the lower surface of the collecting box through a waterproof joint,
the floating ball liquid level switch comprises a liquid level sensor and a shell positioned outside, wherein a built-in battery is arranged in the shell and is electrically connected with the liquid level sensor.
Preferably, a processing unit, a wireless sending module, a 32-bit single chip microcomputer, a real-time clock circuit and a storage circuit are arranged in the acquisition box.
Preferably, the processing unit consists of an STM32 chip, a PTC module and an SD card.
Preferably, a wire is arranged in the connecting piece, one end of the wire is electrically connected with the collecting box, and the other end of the wire is electrically connected with a liquid level sensor in the liquid level floating ball switch.
Preferably, an antenna is arranged above the collecting box.
Preferably, the system also comprises a PC mobile terminal and a smart phone.
Preferably, the wireless transmission module is an NBIOT/LORA module.
Compared with the prior art, the beneficial effects of the utility model are that: the floating ball liquid level switch in the application has the advantages of higher speed and longer service life than a common mechanical switch. Compared with an electronic switch, the electronic switch has the characteristics of strong load impact resistance, wide application range and various installation forms, and supports multi-level liquid level alarm. The product is with low costs, and the stable performance is reliable, and the interference killing feature is strong, be fit for sewer, water pump house, multiple occasions such as river course are used, adopts built-in battery power supply and wireless external transmission, has simplified the installation and debugging process, and can carry out parameter configuration to the sensor through wireless network, sets up different mode, increases product stability and application scope, promotes the development of wisdom city and calamity early warning system.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is the structure schematic diagram of the float level switch of the utility model.
In the figure: the device comprises a measuring container 1, a collecting box 2, a bolt 3, a floating ball liquid level switch 4, a connecting piece 5, a heavy hammer 6, a waterproof joint 7, a liquid level sensor 8, a shell 9, a built-in battery 10, a lead 11, an antenna 12, a PC mobile terminal 13, a smart phone 14 and a liquid level 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Referring to fig. 1-2, the present invention provides a technical solution: a wireless transmission multistage liquid level detection device comprises a measurement container 1, a collection box 2 is arranged in the measurement container 1, four corners of the collection box 2 are fixed on the inner wall of the measurement container 1 through bolts 3, a plurality of floating ball liquid level switches 4 with different heights are arranged below the collection box 2, connecting pieces 5 are arranged between the floating ball liquid level switches 4 and the lower surface of the collection box 2, heavy hammers 6 are arranged at the lower ends of the connecting pieces 5, the upper ends of connecting ropes are connected with the lower surface of the collection box 2 through waterproof joints 7,
The acquisition box 2 is internally provided with a processing unit, a wireless transmission module, a 32-bit single chip microcomputer, a real-time clock circuit and a storage circuit, wherein the real-time clock circuit is used for awakening the single chip microcomputer.
The processing unit consists of an STM32 chip, a PTC module and an SD card.
A wire 11 is arranged in the connecting piece 5, one end of the wire 11 is electrically connected with the processing unit in the collecting box 2, and the other end of the wire 11 is electrically connected with the liquid level sensor 8 in the liquid level float switch.
An antenna 12 is arranged above the collecting box 2 to enhance the sending and receiving of signals.
The system further comprises a PC mobile terminal 13 and a smart phone 14, wherein real-time monitoring client software is installed in the PC mobile terminal 13 and used for receiving signals of the wireless sending module.
The wireless sending module is an NBIOT/LORA module, the wireless sending module can transmit data collected by the processing unit to the outside finally through the NBIOT/LORA module, and can also receive external commands to perform parameter configuration.
The working principle is as follows: a plurality of floating ball liquid level sensors 8 are arranged at different heights, part of the floating ball liquid level sensors can be immersed in the liquid level 15 and are connected to a processing unit through a waterproof connector 7 on the box to realize the function of measuring the liquid level in a grading way, at the moment, the processing unit in the acquisition box 2 works, an STM32 chip of the processing unit acquires the data of each sensor,
the storage circuit controls the SD card to store the acquired data, can realize the function of storing the disconnected network data, automatically reissues the stored data after the network is recovered,
the RTC module of the processing unit is used for timing and awakening the singlechip,
the real-time clock circuit controls the singlechip to process data at regular time and sends the processed data to the wireless sending module, the wireless sending module sends wireless data to the PC mobile terminal 13 and the smart phone 14,
the PC mobile terminal 13 and the smart phone 14 receive the wireless data, and the staff checks the liquid level real-time data through the installed real-time monitoring client software through the PC mobile terminal 13 and takes corresponding measures.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A wireless transmission's multistage liquid level detection device, includes measuring container (1), its characterized in that: the inner part of the measuring container (1) is provided with a collecting box (2), four corners of the collecting box (2) are fixed on the inner wall of the measuring container (1) through bolts (3), a plurality of floating ball liquid level switches (4) with different heights are arranged below the collecting box (2), connecting pieces (5) are arranged between the floating ball liquid level switches (4) and the lower surface of the collecting box (2), the lower end of each connecting piece (5) is provided with a heavy hammer (6), the upper end of each connecting rope is connected with the lower surface of the collecting box (2) through a waterproof joint (7),
the floating ball liquid level switch (4) comprises a liquid level sensor (8) and a shell (9) positioned outside, a built-in battery (10) is arranged in the shell (9), and the built-in battery (10) is electrically connected with the liquid level sensor (8).
2. The multi-stage liquid level detection apparatus of claim 1, wherein: the acquisition box (2) is internally provided with a processing unit, a wireless transmission module, a 32-bit singlechip, a real-time clock circuit and a storage circuit.
3. The multi-stage liquid level detection apparatus of claim 2, wherein: the processing unit consists of an STM32 chip, a PTC module and an SD card.
4. The multi-stage liquid level detection apparatus of claim 1 or 3, wherein: a lead (11) is arranged in the connecting piece (5), one end of the lead (11) is electrically connected with the collecting box (2), and the other end of the lead (11) is electrically connected with a liquid level sensor (8) in the liquid level float switch.
5. The multi-stage liquid level detection apparatus of claim 1, wherein: an antenna (12) is arranged above the collecting box (2).
6. The multi-stage liquid level detection apparatus of claim 1, wherein: the system also comprises a PC mobile terminal (13) and an intelligent mobile phone (14), wherein real-time monitoring client software is installed in the PC mobile terminal (13), and the software is used for receiving signals of the wireless sending module.
7. The multi-stage liquid level detection apparatus of claim 2, wherein: the wireless transmission module is an NBIOT/LORA module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220167498.0U CN216846453U (en) | 2022-01-21 | 2022-01-21 | Multistage liquid level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220167498.0U CN216846453U (en) | 2022-01-21 | 2022-01-21 | Multistage liquid level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216846453U true CN216846453U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220167498.0U Active CN216846453U (en) | 2022-01-21 | 2022-01-21 | Multistage liquid level detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216846453U (en) |
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2022
- 2022-01-21 CN CN202220167498.0U patent/CN216846453U/en active Active
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