Integrated sensor for online measurement of water level, water temperature and conductivity of underground water

Abstract

The integrated sensor comprises an outer support, a main sensor body and a sensor assembly, the main sensor body is movably installed below the outer support, and the sensor assembly is arranged on the surface of the main sensor body. The arrangement of the outer support facilitates the input and pull-back use of the main sensor, the arrangement of the sensor assembly facilitates the measurement and use of multiple functions, and the sensor assembly comprises a water level sensor, a water temperature sensor, a conductivity sensor, an outer side protection frame, a top fixing plate, an installation fixing seat and a cable rope. The sensor integrates a water level sensor, a water temperature sensor, a conductivity sensor and the like, the complexity of monitoring equipment is simplified, the workload of installation and maintenance is reduced, real-time underground water monitoring data can be provided, the timeliness of monitoring is improved, water quality changes and potential problems can be found in time, high-precision sensor elements are adopted, and the monitoring cost is reduced. And the accuracy and reliability of measurement results are ensured.

Description

Technical Field

[0001] The invention relates to the field of sensors, and in particular to an integrated sensor for online measurement of groundwater level, water temperature and conductivity. Background Art

[0002] The online measurement technology of groundwater conductivity, water level and water temperature is an important means to monitor the quality of groundwater resources. Groundwater is mostly micro-flowing. This technology can measure the conductivity, water level and water temperature of groundwater in real time and continuously, so as to help people understand the changes in water quality and possible pollution problems. Real-time monitoring of these parameters can provide important information about groundwater quality, water volume and its changes, which is of great significance for evaluating the status of groundwater resources, predicting environmental changes and formulating effective management measures.

[0003] In the field of groundwater monitoring, water level, water temperature and conductivity are three important water quality parameters. When there are many factors to be measured, it is necessary to install many different sensor devices, and the protocols of various devices are not unified. From the perspectives of deployment, management, and power supply, integration is difficult. The water level monitoring sensor in file 202223308470.3 usually needs to use different sensors to measure these parameters respectively. This method not only has many equipments and high costs, but also has complex data integration and analysis. In addition, general sensors are not easy to recover after being introduced underwater. Therefore, the present invention proposes an integrated sensor for online measurement of groundwater water level, water temperature and conductivity to solve the problems existing in the prior art. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention proposes an integrated sensor for online measurement of groundwater level, water temperature and conductivity. The integrated sensor for online measurement of groundwater level, water temperature and conductivity integrates multiple sensors such as water level, water temperature and conductivity. It simplifies the complexity of the monitoring equipment and reduces the workload of installation and maintenance. It can provide real-time groundwater monitoring data, improve the timeliness of monitoring, and help to promptly discover water quality changes and potential problems. It adopts high-precision sensor elements to ensure the accuracy and reliability of the measurement results, and then drives the cable rope to move up and down by rotating the rotating motor to drive the rotating roller to rotate, so that the sensor can be easily put into the water and pulled out and retrieved for use.

[0005] The technical solution of the present invention is implemented as follows: an integrated sensor for online measurement of water level, water temperature and conductivity of groundwater, comprising an outer bracket, a main sensor and a sensor assembly, wherein the main sensor is movably installed below the outer bracket, and the sensor assembly is arranged on the surface of the main sensor, and the arrangement of the outer bracket facilitates the input and retraction of the main sensor, and the arrangement of the sensor assembly facilitates the measurement of multiple functions, and the sensor assembly comprises a water level sensor, a water temperature sensor, a conductivity sensor, an outer protective frame, a top fixing plate, an installation fixing seat and a cable rope, a water level sensor is fixedly installed on the inner side of the main sensor, a water temperature sensor is fixedly installed below the main sensor, the water temperature sensor is arranged below the water level sensor, a conductivity sensor is fixedly installed on the bottom of the main sensor, an outer protective frame is fixedly installed on the outer side of the main sensor, and the outer protective frame is arranged on the outer side of multiple groups of sensors, a top fixing plate is fixedly installed on the top of the main sensor, a mounting fixing seat is fixedly installed on one side of the top fixing plate, the mounting fixing seat is arranged on the outer protective frame, and a cable rope is fixedly installed on the top of the mounting fixing seat.

[0006] A further improvement is that a rotating motor is fixedly installed on one side of the inner part of the outer bracket, mounting plates are fixedly installed on both sides of the inner part of the outer bracket, the rotating motor is arranged on one side of the mounting plate, a rotating roller is rotatably installed between the two groups of the mounting plates, the output end of the rotating motor is connected to the rotating roller, and the surface of the rotating roller is interconnected with the cable rope.

[0007] A further improvement is that a top seat is fixedly mounted on the top of the outer bracket, solar panels are fixedly mounted on both sides of the top seat, a battery is fixedly mounted on one side inside the outer bracket, and the output end of the solar panel is electrically connected to the battery.

[0008] A further improvement is that a first bracket is fixedly mounted on one side of the top of the outer bracket, a first support is fixedly mounted on one side of the first bracket, and a communication block is fixedly mounted above the first support.

[0009] A further improvement is that a second bracket is fixedly mounted on the other side of the top of the outer bracket, a second support is fixedly mounted on one side of the second bracket, and a signal transmitter is fixedly mounted above the second support.

[0010] A further improvement is that mounting holes are provided on both sides of the top of the outer bracket.

[0011] A further improvement is that a protective tube is fixedly mounted on the bottom of the outer bracket, and an empty groove is opened on the bottom of the outer bracket.

[0012] A further improvement is that a display screen is fixedly mounted on one side of the outer bracket, a wire is fixedly connected to one side of the display screen, and the wire is electrically connected to the battery.

[0013] A further improvement is that a buzzer is fixedly mounted on one side of the outer bracket.

[0014] A further improvement is that a maintenance door is movably mounted on the front of the outer bracket, and a handle is fixedly mounted on the front of the maintenance door.

[0015] Compared with the prior art, the present invention has the following advantages: the sensor integrates multiple sensors such as water level, water temperature, and conductivity through the mutual cooperation of a water level sensor, a water temperature sensor, a conductivity sensor, an outer protective frame, a top fixing plate, a mounting bracket, and a cable rope. It simplifies the complexity of the monitoring equipment, reduces the workload of installation and maintenance, can provide real-time groundwater monitoring data, improves the timeliness of monitoring, and helps to timely discover water quality changes and potential problems. It uses high-precision sensor elements to ensure the accuracy and reliability of the measurement results, and then drives the cable rope to move up and down by driving the rotating motor to drive the rotating roller to rotate, which makes it convenient to put the sensor into the water and also convenient to pull out and retrieve the sensor for use. The design focuses on long-term stability and anti-interference ability. The communication block and signal transmitter are used for data transmission and reception functions. The measurement data can be sent to the remote server or monitoring center in real time, which is convenient for centralized data management and analysis. In order to meet the needs of long-term unattended monitoring, the sensor usually adopts a low-power design, with batteries and solar power panels, to continuously supply energy to the internal equipment, which is convenient for users to set parameters, read data and analyze results. It can adapt to different groundwater environments, including different water pressures, temperatures and chemical compositions. Compared with the combination of multiple independent sensors, the integrated sensor has more advantages in purchase and maintenance costs. The design takes into account the convenience of on-site installation, and regular calibration and maintenance are facilitated by opening the maintenance door. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 It is a front schematic diagram of the present invention;

[0018] Figure 2 It is a schematic diagram of the main sensor of the present invention;

[0019] Figure 3 It is a front cross-sectional view of the present invention.

[0020] Figure identification: 1. External bracket; 2. Main sensor; 3. Water level sensor; 4. Water temperature sensor; 5. Conductivity sensor; 6. External protective frame; 7. Top fixing plate; 8. Mounting bracket; 9. Cable rope; 10. Rotating motor; 11. Mounting plate; 12. Rotating roller; 13. Top bracket; 14. Solar panel; 15. Battery; 16. First bracket; 17. First support; 18. Communication block; 19. Second bracket; 20. Second support; 21. Signal transmitter; 22. Mounting hole; 23. Protective tube; 24. Empty slot; 25. Display screen; 26. Wire; 27. Buzzer; 28. Maintenance door. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms installation, connection, and connection should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] A sensor usually refers to a sensor device that is built in a certain area as needed and can automatically detect multiple elements without human intervention and transmit detection data to the central station at a regular interval. It is an important means to fill the gaps in meteorological, air quality, and space quality detection data. It can be connected to a computer through a professional data acquisition communication line to transmit data to a computer database for statistical analysis and processing. It has the characteristics of high precision and high reliability. Basically, a sensor unit is required for each or several environmental elements. The relevant equipment currently sold has a low degree of integration. When there are more elements to be measured, it is necessary to install many different sensor devices. The sensors in file 202223308470.3 can only measure limited parameters, and in this application are suitable for measuring multiple parameters. They are suitable for different environments, and the setting of cables facilitates the telescopic use of sensors. They are suitable for use in groundwater in different environments, and the rapid recovery greatly improves the functionality and practicality of the sensors.

[0024] See also Figure 1 , Figure 2 , Figure 3 The embodiment of the present invention discloses an integrated sensor for online measurement of water level, water temperature and conductivity of groundwater, comprising an outer bracket 1, a main sensor 2 and a sensor assembly. The main sensor 2 is movably installed below the outer bracket 1, and the sensor assembly is arranged on the surface of the main sensor 2. The arrangement of the outer bracket 1 facilitates the insertion and retraction of the main sensor 2, and the arrangement of the sensor assembly facilitates the measurement of multiple functions. The sensor assembly comprises a water level sensor 3, a water temperature sensor 4, a conductivity sensor 5, an outer protective frame 6, a top fixing plate 7, an installation fixing seat 8 and a cable rope 9. The water level sensor 3 is fixedly installed on the inner side of the main sensor 2. The ultrasonic technology is used to perform non-contact liquid level measurement through the arrangement of the water level sensor 3. The model of the water level sensor 3 is SITRANS LVL200 ultrasonic level gauge, which measures the water level of groundwater. The water temperature sensor 4 is fixedly installed below the main sensor 2. The water temperature of groundwater is detected through the arrangement of the water temperature sensor 4. The model of the water temperature sensor is SIKA The T10 temperature sensor is suitable for temperature measurement in harsh environments and has good corrosion resistance and vibration resistance. The water temperature sensor 4 is arranged below the water level sensor 3. The conductivity sensor 5 is fixedly installed at the bottom of the main sensor 2. The conductivity sensor 5 is used to measure the conductivity of dissolved substances in the aqueous solution for water quality detection. The conductivity sensor 5 is a YSIPro20i conductivity sensor, which is suitable for field measurement and has a waterproof and dustproof design. An outer protective frame 6 is fixedly installed on the outer side of the main sensor 2. The outer protective frame 6 is arranged to facilitate the protection of the outer side of the main sensor 2. An outer protective frame 6 is arranged on the outside of the multiple groups of sensors, and a top fixing plate 7 is fixedly installed on the top of the main sensor 2. The outer protective frame 6 is installed through the setting of the top fixing plate 7, and it is convenient for the staff to take out and move it for use. A mounting fixing seat 8 is fixedly installed on one side of the top fixing plate 7. The mounting fixing seat 8 is arranged on the outer protective frame 6. The top fixing plate 7 is installed through the setting of the mounting fixing seat 8. A cable rope 9 is fixedly installed on the top of the mounting fixing seat 8. The setting of the mounting fixing seat 8 is convenient for the installation and use of the main sensor 2, and the setting of the cable rope 9 is convenient for the main sensor 2 to be guided into the groundwater for use.

[0025] A rotating motor 10 is fixedly installed on one side of the inner part of the outer bracket 1, and the motor model is Y90S-2. Mounting plates 11 are fixedly installed on both sides of the inner part of the outer bracket 1. The rotating motor 10 is arranged on one side of the mounting plate 11, and the rotating motor 10 is driven to be installed through the setting of the mounting plate 11. A rotating roller 12 is rotatably installed between the two groups of mounting plates 11, and the output end of the rotating motor 10 is connected to the rotating roller 12. The surface of the rotating roller 12 is interconnected with the cable rope 9. The rotating roller 12 is driven to rotate by the rotating motor 10, which is convenient for pulling the main sensor 2, moving the main sensor 2 back and forth, and improving the flexibility of the main sensor 2.

[0026] A top seat 13 is fixedly installed on the top of the outer bracket 1, and a solar panel 14 is installed through the top seat 13. Solar panels 14 are fixedly installed on both sides of the top seat 13. A battery 15 is fixedly installed on one side inside the outer bracket 1. The battery 15 is charged by the solar panel 14. The output end of the solar panel 14 is electrically connected to the battery 15, and the entire device is powered by the battery 15.

[0027] A first bracket 16 is fixedly installed on one side of the top of the external bracket 1, and a first support 17 is fixedly installed and used through the first bracket 16. A first support 17 is fixedly installed on one side of the first bracket 16, and a communication block 18 is fixedly installed above the first support 17. The arrangement of the communication block 18 through the first support 17 facilitates the model acceptance and use of the external bracket 1.

[0028] A second bracket 19 is fixedly installed on the other side of the top of the outer bracket 1, and a second support 20 is fixedly installed on one side of the second bracket 19. The second support 20 is fixedly installed and used through the second bracket 19. A signal transmitter 21 is fixedly installed above the second support 20, and the signal transmitter 21 is installed and used through the second support 20. The setting of the signal transmitter 21 facilitates the main sensor 2 to transmit signals.

[0029] Mounting holes 22 are provided on both sides of the top of the outer bracket 1 , and the first bracket 16 and the second bracket 19 can be easily disassembled and installed through the arrangement of the mounting holes 22 .

[0030] A protective tube 23 is fixedly installed at the bottom of the outer bracket 1, and an empty slot 24 is opened at the bottom of the outer bracket 1. The protective tube 23 is provided to protect the cable rope 9 when it is discharged, and the empty slot 24 is provided to facilitate the cable rope 9 to be pulled out for use.

[0031] A display screen 25 is fixedly mounted on one side of the outer bracket 1, and a wire 26 is fixedly connected to one side of the display screen 25. The display screen 25 is used to display the content detected by the sensor. The wire 26 is electrically connected to the battery 15, and the wire 26 is used to power the display screen.

[0032] A buzzer 27 is fixedly mounted on one side of the outer bracket 1, and the arrangement of the buzzer 27 facilitates the use of an alarm prompt when a device failure occurs.

[0033] A maintenance door 28 is movably mounted on the front of the outer bracket 1 , and a handle is fixedly mounted on the front of the maintenance door 28 . The maintenance door 28 can be opened by pulling the handle to facilitate maintenance and repair of the interior of the outer bracket 1 .

[0034] When this integrated sensor for online measurement of groundwater water level, water temperature and conductivity is used, the setting of the external bracket 1 facilitates the insertion and retraction of the main sensor 2, and the setting of the sensor assembly facilitates the use of multiple functional measurements. The setting of the water level sensor 3 uses ultrasonic technology to perform non-contact liquid level measurement. The model of the water level sensor 3 is SITRANS LVL200 ultrasonic level sensor, which measures the water level of groundwater. The setting of the water temperature sensor 4 detects the water temperature of groundwater. The model of the water temperature sensor is SIKA The T10 temperature sensor is suitable for temperature measurement in harsh environments and has good corrosion resistance and vibration resistance. The conductivity sensor 5 is used to measure the conductivity of dissolved substances in aqueous solutions for water quality testing. The conductivity sensor 5 is a YSIPro20i conductivity sensor, which is suitable for field measurement and has a waterproof and dustproof design. The outer protective frame 6 is provided to facilitate the protection of the outer side of the main sensor 2. The outer protective frame 6 is installed through the top fixing plate 7 and is convenient for the staff to take out and move for use. The top fixing plate 7 is installed through the installation of the fixing seat 8. The main sensor 2 is installed and used through the installation of the fixing seat 8. The main sensor 2 is conveniently guided into the groundwater for use through the cable rope 9. The installation is driven by the installation plate 11 to drive the rotating motor 10. The rotating motor 10 drives the rotating roller 12 to rotate, which is convenient for pulling the main sensor 2, moving the main sensor 2 back and forth, and improving the flexibility of the main sensor 2. The solar panel 14 is connected to the top seat 13 The solar panel 14 is used to charge the battery 15, and the battery 15 is used to supply energy to the entire device. The first bracket 16 is used to fix and install the first support 17, and the communication block 18 is set by the first support 17 to facilitate the model acceptance of the external bracket 1. The second bracket 20 is fixed and installed by the second bracket 19, and the signal transmitter 21 is installed by the second support 20. The setting of the signal transmitter 21 is convenient for the main sensor 2 to transmit signals. The setting of the mounting hole 22 is convenient for the disassembly and installation of the first bracket 16 and the second bracket 19. The setting of the protective tube 23 is used to protect the cable rope 9 when discharging the material. The setting of the empty groove 24 is convenient for the cable rope 9 to be pulled out. The setting of the display screen 25 is used to display the content detected by the sensor. The wire 26 is convenient for the display screen to supply energy. The setting of the buzzer 27 is convenient for alarm prompts when the equipment fails. The maintenance door 28 is opened by pulling the handle to facilitate maintenance and repair of the inside of the external bracket 1.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An integrated sensor for online measurement of groundwater level, water temperature and conductivity, comprising an outer bracket (1), a main sensor (2) and a sensor assembly, characterized in that: A main sensor (2) is movably mounted below the outer bracket (1); a sensor assembly is arranged on the surface of the main sensor (2); the sensor assembly comprises a water level sensor (3), a water temperature sensor (4), a conductivity sensor (5), an outer protective frame (6), a top fixing plate (7), a mounting fixing seat (8) and a cable rope (9); a water level sensor (3) is fixedly mounted on the inner side of the main sensor (2); a water temperature sensor (4) is fixedly mounted below the main sensor (2); and the water temperature sensor (4) is arranged on the water level sensor (3). The conductivity sensor (5) is fixedly mounted on the bottom of the main sensor (2) below the sensor (3); an outer protective frame (6) is fixedly mounted on the outer side of the main sensor (2); the outer protective frame (6) is arranged on the outer side of the plurality of sensor groups; a top fixing plate (7) is fixedly mounted on the top of the main sensor (2); a mounting fixing seat (8) is fixedly mounted on one side of the top fixing plate (7); the mounting fixing seat (8) is arranged on the outer protective frame (6); and a cable rope (9) is fixedly mounted on the top of the mounting fixing seat (8).

2. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: A rotating motor (10) is fixedly mounted on one side of the outer bracket (1), mounting plates (11) are fixedly mounted on both sides of the outer bracket (1), the rotating motor (10) is arranged on one side of the mounting plate (11), a rotating roller (12) is rotatably mounted between two groups of the mounting plates (11), the output end of the rotating motor (10) is connected to the rotating roller (12), and the surface of the rotating roller (12) is connected to the cable rope (9).

3. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: A top seat (13) is fixedly mounted on the top of the outer bracket (1), solar panels (14) are fixedly mounted on both sides of the top seat (13), a storage battery (15) is fixedly mounted on one side inside the outer bracket (1), and an output end of the solar panel (14) is electrically connected to the storage battery (15).

4. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: A first bracket (16) is fixedly mounted on one side of the top of the outer bracket (1), a first support (17) is fixedly mounted on one side of the first bracket (16), and a communication block (18) is fixedly mounted above the first support (17).

5. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: A second bracket (19) is fixedly mounted on the other side of the top of the outer bracket (1), a second support (20) is fixedly mounted on one side of the second bracket (19), and a signal transmitter (21) is fixedly mounted above the second support (20).

6. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: Mounting holes (22) are provided on both sides of the top of the outer bracket (1).

7. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: A protective tube (23) is fixedly mounted on the bottom of the outer bracket (1), and an empty groove (24) is provided on the bottom of the outer bracket (1).

8. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 3, characterized in that: A display screen (25) is fixedly mounted on one side of the outer bracket (1), a wire (26) is fixedly connected to one side of the display screen (25), and the wire (26) is electrically connected to the storage battery (15).

9. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: A buzzer (27) is fixedly mounted on one side of the outer bracket (1).

10. The integrated sensor for online measurement of groundwater level, water temperature and conductivity according to claim 1, characterized in that: A maintenance door (28) is movably mounted on the front of the outer bracket (1), and a handle is fixedly mounted on the front of the maintenance door (28).

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