CN207675258U - A wireless electronic water gauge - Google Patents

Abstract

The utility model discloses a wireless electronic water gauge, which comprises a measurement module and two data processing modules. The group includes a central processing module, a wireless transceiver module, and a battery module; the upward cascading interface is connected to the data processing module and the downward cascading interface; the downward cascading interface is only connected to the upward cascading interface. The docking between them can realize the measurement in the vertical assembly mode, or realize the step-wise measurement through the connection of the waterproof data cable. The utility model improves the applicability of the electronic water gauge in various measurement environments, whether it is a river course or a reservoir, and is especially suitable for the measurement of the water level of a reservoir with a large gentle slope and a mountain pond, etc., and also reduces the probability of large errors caused by manual participation in the calculation. , and the uncertainty of artificially estimated values, solve the subjective error of artificial observation of water level, and can also meet the needs of water level monitoring in different measurement environments.

Description

A wireless electronic water gauge

technical field

The utility model relates to a wireless electronic water level monitoring device, in particular to a wireless electronic water gauge.

Background technique

With the development of the electronic chip industry and the promotion of the wireless Internet of Things, smart electronics gradually have the functions of remote measurement and remote adjustment. As a measurement tool in the hydrological industry, the electronic water gauge also needs to be developed. Existing electronic water gauges generally have several fixed ranges, and most of them are wired connections; existing wireless electronic water gauges often need to be equipped with a telemetry terminal RTU to effectively network. Therefore, the existing electronic water gauges generally have insufficient range flexibility, data transmission interference in the wired connection mode, and relatively complicated civil construction, and the need for RTU to be connected to the network also increases equipment investment costs.

Contents of the invention

In order to solve the above technical problems, the utility model is solved through the following technical solutions:

A wireless electronic water gauge, including a measurement module and two data processing modules, the measurement module includes a water level sensing housing, an upward cascading interface, and a downward cascading interface; the data processing module includes a central processing module , wireless transceiver module, battery module; the upward cascading interface is connected to the data processing module, and the downward cascading interface; Vertical assembly mode measurement, or step-by-step measurement through waterproof data cable connection.

Preferably, each measurement module has a fixed range, and can be freely assembled into measurement devices with different ranges through the upward cascading interface and the downward cascading interface.

Preferably, the interface modes of the upward cascading interface, the downward cascading interface and the data processing module are RS232 communication interface and RS485 communication interface.

Preferably, the wireless transceiver module includes a GPRS data transceiver module and a GPS positioning module.

Preferably, the main controller in the central processing module is a low-power single-chip microcomputer.

Preferably, the battery module is a portable rechargeable battery, and is combined with a solar charging module located in the data processing module to supply power to the wireless electronic water gauge.

Compared with other types of electronic water gauges, this device has simple wireless electronic installation and debugging, convenient data reading, multiple installation methods, vertical assembly, stepped installation, effective detection of water level access, and basic value of water level. , It can be reliably connected to the Internet through advanced Internet of Things technology, and can also be visually monitored through the mobile phone APP. It is an automatic water level monitoring device that can be used for water level measurement in rivers, lakes and sea reservoirs, and can also meet the water level of different measurement environments At the same time, it has the advantages of reliable work, easy installation, long service life, no need for mains power supply, and long-term work in the field.

Description of drawings

Figure 1 is a schematic diagram of the structure of a single module of a wireless electronic water gauge;

Fig. 2 is a schematic diagram of the upright assembly structure of the wireless electronic water gauge;

Fig. 3 is a schematic diagram of the installation structure of the wireless electronic water gauge ladder;

The meanings of the reference signs in the figure: 1 is the solar charging module, 2 is the battery module, 3 is the central processing module, 4 is the wireless transceiver module, 5 is the water level sensor, 6 is the upward cascading interface, and 7 is the downward cascading interface , 8 is a measurement module, 9 is a data processing module, 10 is a water level sensing shell, and 11 is a central processing module.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figures 1-3, the wireless electronic water gauge of the present invention includes a measurement module 8 and a data processing module 9. The measuring module 8 includes a water level sensing housing 10 , an upward cascading interface 6 , and a downward cascading interface 7 ; the data processing module 9 includes a central processing module 3 , a wireless transceiver module 4 , and a battery module 2 . The upward cascading interface 6 can be connected to the data processing module 9 and the downward cascading interface 7; the downward cascading interface 7 can only be connected to the upward cascading interface 6, and cannot be connected to the data processing module. The wireless electronic water gauge can realize the measurement in the vertical assembly mode through the docking between the upward and downward cascading interfaces, and can also realize the stepped measurement mode through the connection of the waterproof data line.

Each measurement module 8 has a fixed range, and can be freely assembled into measurement devices with different range requirements through the upward cascading interface 6 and the downward cascading interface 7.

The data processing module 9 , the downward cascading interface 7 and the upward cascading interface 6 can be directly connected with a hard waterproof connector, or can be connected through a waterproof data line. Through different connection methods, it can be assembled vertically or stepwise into a water level measuring device suitable for different measurement scenarios.

The interface modes of the upward cascading interface 6, the downward cascading interface 7 and the data processing module are RS232 communication interface and RS485 communication interface.

The central processing module 3 is used as the core control unit to complete the work of data collection, data transmission and reception management, communication protocol conversion, water level measurement control, etc. of the wireless transceiver module 4 .

The wireless transceiver module 4 includes a GPRS data transceiver module and a GPS positioning module, through which measurement data can be quickly transmitted through the GPRS data transceiver module, and location information can be quickly positioned through the GPS module.

The main controller in the central processing module 3 is a low-power single-chip microcomputer. In an outdoor environment, low power consumption can effectively prolong the battery life.

The battery module 2 adopts a portable rechargeable battery, combined with the solar charging module 1 to supply power to the wireless electronic water gauge, so as to ensure the power demand for real-time measurement of the wireless electronic water gauge, and it is also convenient in the field and in the absence of commercial power. Applications.

In the specific implementation, a temperature compensation circuit can be set in the wireless electronic water gauge, which is mainly composed of a temperature sensor. The data processor obtains the real-time temperature, calculates the temperature compensation coefficient, and performs temperature compensation to the water level sensor 5, so that the measurement accuracy can be improved. improve.

In a word, the above descriptions are only preferred embodiments of the present invention, and are not limited to the described embodiments. The above description is intended to cover the alternatives, improvements or equivalents included in the spirit and scope of the present invention defined by the claims. Therefore, all equivalent changes and modifications made according to the patent scope of the utility model shall belong to the utility model. Coverage of utility model patents.

Claims (6)

1. A wireless electronic water gauge, including a measurement module (8) and a data processing module (9), characterized in that: the measurement module (8) includes a water level sensing housing (10), upward Cascading interface (6), downward cascading interface (7); data processing module (9) includes central processing module (3), wireless transceiver module (4), battery module (2); upward cascading interface (6 ) is connected to the data processing module (9) and the downward cascading interface (7); the downward cascading interface (7) is only connected to the upward cascading interface (6). Realize vertical assembly mode measurement, or realize stepped measurement through waterproof data cable connection. 2. The wireless electronic water gauge according to claim 1, characterized in that: each measurement module (8) has a fixed range, and can be freely assembled through the upward cascading interface (6) and the downward cascading interface (7). Measuring devices with different ranges. 3. The wireless electronic water gauge according to claim 1, characterized in that: the interface modes of the upward cascade interface (6), the downward cascade interface (7) and the data processing module are RS232 communication interface, RS485 communication interface. 4. The wireless electronic water gauge according to claim 1, characterized in that: the wireless transceiver module (4) includes a GPRS data transceiver module and a GPS positioning module. 5. The wireless electronic water gauge according to claim 1, characterized in that: the main controller in the central processing module (3) is a low-power single-chip microcomputer. 6. The wireless electronic water gauge according to claim 1, characterized in that: the battery module (2) is a portable rechargeable battery, combined with the solar charging module (1) located in the data processing module (9) for wireless Electronic water gauge power supply.