CN203396447U - Wireless water gauge type water level detection device - Google Patents

Abstract

The utility model discloses a wireless water level gauge type water level detection device, which comprises a water level sensor, a signal processing unit, a microprocessor, a key unit, a clock unit, a display unit, a data interface unit, a GPRS transmission unit, and a power supply; the water level sensor The collected water level information is transmitted to the signal processing unit for preliminary processing, and the signal processing unit transmits the processed data to the microprocessor for further processing. It is characterized in that the water level sensor is a water gauge sensor, and the micro The processor transmits the final processing result to the display unit for local display, and at the same time transmits the final processing result to the GPRS transmission unit through the data interface unit, and the GPRS transmission unit sends the information data to the central station; the central station transmits the data through the GPRS transmission unit and The interface unit transmits control information to the microprocessor. The whole device has the advantages of simple structure, low cost, stable and accurate performance, and can measure the water level automatically and in real time.

Description

A wireless water gauge type water level detection device

technical field

The utility model relates to a water level detection device, in particular to a wireless water level gauge type water level detection device.

Background technique

Water level measurement data is an important hydrological detection parameter. The accuracy and real-time performance of water level measurement directly affect the safety of reservoir flood control and power generation and irrigation. my country is a country with unbalanced water resources. Due to the vast territory, complex geographical environment, and unbalanced regional economic development, there are still some problems in the water level measurement work: in large power stations, the water level measurement technology is relatively advanced, while the general report The water level measurement technology of flood stations and hydrological monitoring stations is still relatively backward. For example, the flood measurement capabilities of hydrological monitoring stations cannot meet the requirements of large floods, and the automation of water level measurement is low, resulting in inadequate flood control.

At present, the water level measurement of most flood reporting stations in my country mainly uses float-type automatic water level gauges and non-contact gas-mediated water level gauges. The cost amounted to tens of millions of yuan, and the accuracy of water level detection was low, which affected the balance of water volume during the calculation of flood regulation, so that it was impossible to take into account flood control and flood control and water storage for profit. Therefore, it is of great practical significance to develop a device with stable and reliable performance, which is not affected by geographical environment, climatic conditions, convenient transportation, etc., and can measure water level in time, accurately and automatically.

Utility model content

In view of the above problems, the utility model uses the principle of water conductivity to design a wireless water level gauge type water level detection device. The device is directly placed at a fixed position with a set height from the bottom of the river, and can be adapted to measure the water level of any section. , has the characteristics of simple structure, low cost, stable performance, and accurate monitoring data. When in use, it can automatically and real-time measure the water level without anyone on duty, and send data to the central station through GPRS, especially suitable for those places. It can improve the accuracy and timeliness of forecast information, improve the scientificity and initiative of decision-making, and improve the working environment of hydrological staff.

In order to achieve the above-mentioned technical purpose and achieve the above-mentioned technical effect, the utility model is realized through the following technical solutions:

A wireless water gauge type water level detection device is characterized in that it includes a water level sensor, a signal processing unit for processing information collected by the water level sensor, a microprocessor, and a key unit for inputting control information to the microprocessor. The processor provides a clock unit for running a clock, a display unit for displaying water level information, a data interface unit, a GPRS transmission unit, and a power supply for supplying power to the entire system; the water level sensor transmits the collected water level information to the signal processing unit for further processing. Preliminary processing, the signal processing unit transmits the processed data to the microprocessor for further processing, the water level sensor is a water gauge sensor, and the microprocessor transmits the final processing result to the display unit for local display, and at the same time The final processing result is transmitted to the GPRS transmission unit through the data interface unit, and the GPRS transmission unit sends the information data to the central station; the central station transmits the control information to the microprocessor through the GPRS transmission unit and the data interface unit.

The water gauge sensor can be adapted to measure the water level of any cross-section. The whole device has the characteristics of simple structure, low cost, stable performance, and accurate monitoring data. It can automatically and real-time measure the water level in the case of unattended use. And send data to the central station through GPRS, which is especially suitable for the automatic measurement of water level of those remote and inconvenient flood reporting stations, which can improve the accuracy and timeliness of forecast information, improve the scientificity and initiative of decision-making, and at the same time It can improve the working environment of hydrological staff.

Further, the water level gauge sensor includes a fixed rod and several conductive electrodes uniformly fixed on the fixed rod. The section of the fixed rod can be linear or circular, depending mainly on the section of the object to be measured. Rivers, lakes and seas are preferably linear, and culverts and tunnels are preferably circular, which can be adapted to the measurement of water levels in any section.

Further, the power supply includes a solar charging unit that can absorb solar energy, a battery unit that converts solar energy into electrical energy storage, and a power conversion unit that converts electrical energy into power for the entire system. Use solar power to supply power, environmental protection and energy saving.

The beneficial effect of the utility model is: the device is directly placed at a fixed position with a set height from the bottom of the river, which can be adapted to the measurement of water level in any section, and has the characteristics of simple structure, low cost, stable performance, and accurate monitoring data. When in use, it can measure the water level automatically and in real time without being on duty, and send data to the central station through GPRS, especially suitable for the work needs of automatic water level measurement of flood reporting stations located in remote places and inconvenient transportation. It can improve the accuracy and timeliness of forecast information, improve the scientificity and initiative of decision-making, and at the same time improve the working environment of hydrological staff.

Description of drawings

Fig. 1 is the structural block diagram of a kind of wireless water gauge type water level detecting device of the present utility model;

Fig. 2 is a structural diagram of a water gauge sensor of the present invention;

The meanings of the marks in the accompanying drawings are as follows:

1: fixed rod; 2: conductive electrode. the

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the technical scheme of the utility model is further described in detail, so that those skilled in the art can better understand the utility model and can implement it, but the examples given are not as a reference to the utility model. limit.

As shown in Figure 1, a wireless water gauge type water level detection device includes a water level sensor, a signal processing unit for processing information collected by the water level sensor, a microprocessor, a key unit for inputting control information to the microprocessor, Provide microprocessor with a clock unit for running a clock, a display unit for displaying water level information, a data interface unit, a GPRS transmission unit, and a power supply for powering the entire system; the water level sensor transmits the collected water level information to signal processing The unit performs preliminary processing, and the signal processing unit transmits the processed data to the microprocessor for further processing. The water level sensor is a water gauge sensor, and the microprocessor transmits the final processing result to the display unit for local display At the same time, the final processing result is transmitted to the GPRS transmission unit through the data interface unit, and the GPRS transmission unit sends the information data to the central station; the central station transmits the control information to the microprocessor through the GPRS transmission unit and the data interface unit. The water gauge sensor can be adapted to measure the water level of any cross-section. The whole device has the characteristics of simple structure, low cost, stable performance, and accurate monitoring data. It can automatically and real-time measure the water level in the case of unattended use. And send data to the central station through GPRS, especially suitable for those remote and inconvenient flood reporting station water level automatic measurement work needs, can improve the accuracy and timeliness of forecast information, improve the scientific nature and initiative of decision-making, and at the same time It can improve the working environment of hydrological staff.

Wherein the water gauge sensor includes a fixed rod 1 and several conductive electrodes 2 evenly fixed on the fixed rod 1, the interval between the conductive electrodes 2 can be 1 cm, or other sizes, mainly depends on the measurement accuracy, the conductive electrodes 2 The smaller the interval, the higher the accuracy, the larger the interval, the lower the accuracy. The length of the fixed rod 1 can be 1 meter or other sizes, mainly depending on the depth of the water. The cross-sectional shape of the fixed rod 1 can be a straight line It can also be a circular shape, which can be adapted to the measurement of the water level of any section. Figure 2 is a straight line shape. The shape of the fixed rod 1 mainly depends on the section of the measured object. The straight line shape is preferred for rivers, lakes and seas, and the circular shape is preferred for culverts and tunnels. . When the water level gauge sensor is placed in the water to be measured, the water will connect the submerged conductive electrodes 2, and the interval between the conductive electrodes 2 is determined, so by calculating how many conductive electrodes 2 are shorted by water, you can measure The height of the water, that is, the depth of the water. A preferred power source for the device includes a solar charging unit that absorbs solar energy, a battery unit that converts solar energy into electrical energy storage, and a power conversion unit that converts electrical energy into power for the entire system. Use solar power to supply power, environmental protection and energy saving.

The above are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the description of the utility model and the contents of the accompanying drawings, or directly or indirectly used in other related All technical fields are all included in the scope of patent protection of the utility model in the same way. the

Claims (4)

1. A wireless water level gauge type water level detection device is characterized in that, comprises water level sensor, the signal processing unit that the information that water level sensor is gathered is processed, microprocessor, is used for the button unit of inputting control information to microprocessor, The clock unit that provides the operating clock for the microprocessor, the display unit for displaying water level information, the data interface unit, the GPRS transmission unit, and the power supply for the entire system; The water level sensor transmits the collected water level information to the signal processing unit for preliminary processing, and the signal processing unit transmits the processed data to the microprocessor for further processing. The water level sensor is a water gauge sensor, and the micro The processor transmits the final processing result to the display unit for local display, and at the same time transmits the final processing result to the GPRS transmission unit through the data interface unit, and the GPRS transmission unit sends the information data to the central station; the central station transmits the data through the GPRS transmission unit and The interface unit transmits control information to the microprocessor. 2 . A wireless water gauge type water level detection device according to claim 1 , wherein the water gauge sensor comprises a fixed rod and several conductive electrodes uniformly fixed on the fixed rod. 3 . 3. A wireless water gauge type water level detection device according to claim 2, characterized in that, the section of the fixing rod is linear or circular. 4. A kind of wireless water gauge type water level detection device according to any one of claims 1-3, characterized in that, the power supply includes a solar charging unit that can absorb solar energy, and a battery unit that converts solar energy into electrical energy storage, A power conversion unit that converts electrical energy into power for the entire system.

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