CN220288684U - Water measuring weir device for wireless data transmission - Google Patents

Abstract

The water measuring weir device for wirelessly transmitting data comprises a weir dam, a magnetostrictive liquid level meter body, a solar cell panel, a storage battery, a water flow generator, a diode, a singlechip module, a GPRS module and a guiding mechanism; the two side ends of the barrage are respectively provided with a mounting groove, the magnetostrictive liquid level meter body is mounted in one of the mounting grooves, the guide mechanism comprises a guide pipe, a guide rod and a buoyancy tank, the water flow generator is mounted at the upper end of the buoyancy tank, the guide pipe is mounted at the outer side of the shell of the water flow generator, the guide rod is sleeved in the guide pipe in a sliding manner, and the lower end of the guide rod is mounted at the lower part of the other mounting groove; the solar cell panel is arranged at the side end of the barrage, and the storage battery, the diode, the singlechip module and the GPRS module are arranged in the element box and are electrically connected. The utility model ensures the whole stable power consumption requirement of the equipment, and the far-end related technicians can obtain more accurate water flow and water level data in real time, thereby playing an advantageous technical support for making related measures.

Description

Water measuring weir device for wireless data transmission

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a water measuring weir device for wireless data transmission.

Background

A water weir is an instrument for measuring water flow, typically for water flow detection in rivers or channels. The principle of the method is that the water level change formed when water flows through a dam with a specific shape is utilized to act on a sensor, the sensor outputs RS485 or voltage and current signals, and a detector obtains specific water flow data through the change of the signals (the larger the signal data is, the larger the water flow is represented, and the smaller the signal data is on the contrary). The sensor adopted by the water measuring weir gauge is generally a magnetostrictive liquid level gauge, the magnetostrictive liquid level gauge mainly comprises an electronic transmitter, a floating ball, a detecting rod, a guide pipe and the like, when in detection, flowing water enters the lower end in a shell of the magnetostrictive liquid level gauge, the floating ball of the magnetostrictive liquid level gauge body ascends or descends along the guide pipe in the shell under the action of water level change of a detection area, a permanent magnet equipped with the floating ball forms a magnetic field around the floating ball, the electronic transmitter of the magnetostrictive liquid level gauge at the upper end in the guide pipe regularly sends out current pulses, called initial pulses, downwards propagates along a magnetic expansion line, generates magnetic fields in the downwards motion, and the two magnetic fields generate torque on the magnetic expansion line to form return pulses, the pulses upwards propagates at fixed speed and are received by a receiving head of the electronic transmitter, the Widman effect principle (also called magnetostrictive principle) is utilized, the time interval between the initial pulses and the return pulses can be accurately measured, a 0-5V voltage signal or 4-20 mA signal and RS485 signal (the voltage and the current signals are subjected to analog-digital conversion by a singlechip module and then are remotely transmitted by a GPRS module or a 4G-5G-485 module or a remote signal is directly transmitted by a remote transmitter through a remote control of a Personal Computer (PC) or a remote control of a liquid level sensor) of the intelligent personal, so that the remote data can be received by a remote controller through a remote control module of a PC.

With the development of technology, the technology of the water measuring weir meter is also improved to a certain extent, the content of the water measuring weir meter monitoring station is recorded in '202222996023.5' and 'a magnetic water measuring weir meter monitoring station' of China, the magnetic water measuring weir meter monitoring station adopts a magnetic water measuring weir meter as liquid level measurement, the water measuring weir meter monitoring station has the advantages of high resolution, good stability, reliable performance, high response speed, linear measurement, absolute position output, non-contact continuous measurement, no abrasion, no calibration and periodical maintenance of a sensor, RS485 digital quantity output signal, simple and convenient installation, long service life and other functions, and can synchronously measure the temperature of a buried point. The above-mentioned patent, while having the advantages described, is limited by the following drawbacks, as are other techniques in the art. The method comprises the following steps: in actual measurement, the sensor judges water flow by means of water level change, so that when downstream water flow is slowed down due to various reasons (such as downstream blockage), water level is increased, water flow rate is reduced, signal voltage or signal current and the like output by the magnetostrictive liquid level meter are increased due to the water level increase, and therefore, the water flow rate is judged by the water weir meter based on the water level height, deviation from actual water flow data can be caused (although the water level is high, the water flow flowing in unit time is not large due to the slow flow rate, and errors can be caused by judging the water flow based on the water level), and adverse effects are brought to accurately measuring water flow data of related water areas. And two,: generally, the power supply of an erection circuit or the power supply of a solar panel is adopted, the erection circuit is inconvenient to install and maintain, the energy saving is not realized, the installation and the maintenance of the solar panel are more convenient, the energy saving purpose is realized, the generated electric energy of the solar panel is less when the illumination is insufficient, and the whole power utilization requirement of the equipment cannot be ensured, so that the application of the solar panel is limited to a certain extent. In summary, it is particularly necessary to provide a water measuring weir device which can ensure stable power supply and can effectively detect water flow data.

Disclosure of Invention

In order to overcome the defects of the prior water measuring weir meter due to the limited structure and the background, the utility model provides the water measuring weir meter device based on the water measuring weir meter body, which is powered by the solar cell panel and the water flow generator cooperatively under the combined action of related mechanisms, so that the whole stable power consumption requirement of the device is ensured, water flow and water level data (biased to the water level data) of related water areas are detected by the magnetostrictive liquid level meter, water flow data can be detected cooperatively by the water flow generator and the like, remote related technicians can obtain more accurate water flow and water level data in real time by two sensors, and the wireless data transmission device with favorable technical support is provided for making related measures.

The technical scheme adopted for solving the technical problems is as follows:

the water measuring weir device for wirelessly transmitting data comprises a weir dam, a magnetostrictive liquid level meter body, a solar cell panel, a storage battery, a water flow generator, a diode, a singlechip module and a GPRS module, and is characterized by also comprising a guide mechanism; the two side ends of the barrage are respectively provided with a mounting groove, the magnetostrictive liquid level meter body is mounted in one of the mounting grooves, the guide mechanism comprises a guide pipe, a guide rod and a buoyancy tank, the lower end of a housing of the water flow generator is mounted at the upper end of the buoyancy tank, the guide pipe is mounted at the outer side of the housing of the water flow generator, the guide rod is slidably sleeved in the guide pipe, the lower end of the guide rod is mounted at the lower part of the other mounting groove, and the upper end of the guide rod is mounted at one side of the upper end of the other mounting groove; the solar cell panel is arranged at the side end of the barrage, and the storage battery, the diode, the singlechip module and the GPRS module are arranged in the element box; the solar cell panel two poles, the storage battery two poles and the singlechip module, the GPRS module and the power input two ends of the magnetostrictive liquid level meter body are electrically connected, the signal output end of the magnetostrictive liquid level meter body, the positive power output end of the water flow generator and the two paths of signal input ends of the singlechip module are respectively electrically connected, and the signal output end of the singlechip module is electrically connected with the signal input end of the GPRS module.

Further, the impeller of the water flow generator is positioned outside the other open slot, and the shell of the water flow generator is separated from the other open slot by a distance.

Further, the outer diameter of the guide rod is smaller than the inner diameter of the guide tube; the inside of the buoyancy tank is a hollow structure.

Further, the positive electrode of the diode is electrically connected with the positive power output end of the water flow generator, and the negative electrode of the diode is electrically connected with the positive electrode of the storage battery.

Further, the signal output end of the magnetostrictive liquid level meter body outputs a voltage signal, and the lower end of the magnetostrictive liquid level meter body is spaced from the lower end of the dam inner lower end.

The utility model has the beneficial effects that: the utility model discloses based on measuring weir meter body, through solar cell panel and rivers generator cooperation power supply, battery charge, like this, guaranteed the holistic stable power consumption needs of equipment, when having the detection, not only detect rivers and water level data in relevant waters through magnetostriction level gauge (water level data is in favor of, prevent the low flow detection error that leads to at the low water velocity), can also cooperate the detection discharge data (rivers generator unable detection water level data) through rivers generator etc. two kinds of data are through singlechip module and GPRS module effect teletransmission back, far end correlation technician can obtain more accurate discharge and water level data in real time, have played favorable technical support for making relevant measure (such as the water level of upper reaches is too low, can be this regional allotment water source, guarantee this regional farmland irrigation needs). In conclusion, the novel water-based paint has good application prospect.

Drawings

FIG. 1 is a schematic diagram of the overall structure and a partial enlarged structure of the present utility model.

Fig. 2 is a circuit diagram of the present utility model.

Detailed Description

The water measuring weir device for wireless data transmission comprises a weir 1 (the lower end is positioned at the water bottom, the upper end is higher than the horizontal plane, the weir which is poured by concrete and has a large weight is directly placed in the water bottom), a magnetostrictive level meter body A1, a solar panel G1, a storage battery G2, a water flow generator M1, a diode VD1, a singlechip module A2 and a GPRS module A3, and a guide mechanism 3, wherein the weir 1 is arranged at the side end of a detection water area and provided with a V-shaped outlet at the front part; the middle parts of the left side end and the right side end of the barrage 1 are respectively provided with a rectangular mounting groove 101 which is vertically distributed in a concave manner, the shell of the magnetostrictive liquid level meter body A1 is vertically arranged in the left side mounting groove 101 through a screw nut, the guide mechanism comprises a guide pipe 32, a guide rod 31 and a buoyancy tank 33, the lower end of a shell of the water flow generator M1 is arranged outside the upper end of the buoyancy tank 33 through the screw nut, two guide pipes 32 and guide rods 31 are respectively vertically welded outside the right side of the shell of the water flow generator M1 in a front-back distribution manner, the two guide rods 31 are respectively sleeved in the two guide pipes 32 in a sliding manner, the lower ends of the two guide rods 31 are respectively arranged at the front end and the back end of the lower part of the right side mounting groove 101 (when the barrage is used for producing poured concrete, the lower ends of the guide rods are inserted into the concrete, and the concrete is fixed after being condensed), the upper ends of the two guide rods 31 are welded with a fixing plate 34, the front-back fixing plate 34 is arranged at the front-back side of the upper end of the right side mounting groove 102 through expansion bolts and the like for fixing holes; the lower end of the mounting frame of the solar cell panel G1 is mounted on the water bank of the detection area through a screw nut, the storage battery G2, the diode VD1, the singlechip module A2 and the GPRS module A3 are mounted on a circuit board in the element box 4, and the element box 4 is mounted at the front end of the mounting frame of the solar cell panel G1; the solar cell panel G1 two poles, the storage battery G2 two poles and the power input ends 1 and 2 pins of the single chip microcomputer module A2, the power input ends 1 and 2 pins of the GPRS module A3 and the power input ends 1 and 2 pins of the magnetostrictive liquid level meter body A1 are respectively connected through wires, the signal output end 3 pin of the magnetostrictive liquid level meter body A1, the positive power output end of the water flow generator M1 and the two paths of signal input ends 3 and 4 pins of the single chip microcomputer module A2 are respectively connected through wires, and the signal output end of the single chip microcomputer module A2 and the signal input end of the GPRS module A3 are connected through GPRS data wires.

As shown in fig. 1 and 2, the impeller 5 of the water current generator is positioned on the left outer side of the right open slot 101, and the housing of the water current generator M1 is spaced from the inside of the right open slot 102 by a distance. The outer diameter of the guide rod 31 is smaller than the inner diameter of the guide tube 32; inside the buoyancy tank 33 is a hollow structure (stainless steel). The positive electrode of the diode VD1 is connected with the positive power output end of the water flow generator M1 through a wire, and the negative electrode of the diode VD1 is connected with the positive electrode of the storage battery G1 through a wire. The signal output end of the magnetostrictive liquid level meter body A1 outputs a 0-5V voltage signal, and the distance between the lower end of the magnetostrictive liquid level meter body A1 and the lower end of the barrage inner space is 2 cm.

Fig. 1 and 2 show, the utility model discloses a novel magnetostriction level gauge body A1 is based on, and solar cell panel G1 receives illumination to produce the electric energy and charges for battery G2 at ordinary times, and the impeller of rivers generator M1 is rotated the back electricity generation by the water impact, so, the utility model discloses a solar cell panel G1 and rivers generator M1 are the power consumption part power supply in coordination, battery G2 charges, has guaranteed the holistic stable power consumption needs of equipment (has prevented that singly to adopt solar cell panel G1 power supply, can't guarantee the holistic reliable and stable power supply's of equipment problem). After the magnetostrictive liquid level meter body A1 is electrified, flowing water enters the lower end in the shell of the magnetostrictive liquid level meter body A1, the floating ball of the magnetostrictive liquid level meter body A1 ascends or descends along the guide pipe in the shell under the water level change effect of the detection area, a permanent magnet equipped with the floating ball forms a magnetic field around the guide pipe, an electronic transmitter of the magnetostrictive liquid level meter body A1 at the upper end in the guide pipe regularly sends out current pulses, called initial pulses, downwards propagates along a magnetic expansion line, generates magnetic fields in the downwards motion, and generates torque on the magnetic expansion line to form return pulses, the pulses upwards propagate at fixed speed and are received by the receiving head of the electronic transmitter, the time interval between the initial pulses and the return pulses can be accurately measured by utilizing the Wedman effect principle (also called magnetostriction principle), a main control circuit board of the electronic transmitter outputs a voltage signal with 0-5V dynamic change after processing, and the voltage signal enters a first signal input end 3 pin (the higher signal voltage is the higher and the lower is the contrary) of a single chip microcomputer module modulus A2. Under the action of the buoyancy tank 33, the water flow generator M1 rises along the guide rod 31 through the guide pipe 32 when the water level becomes high, and falls along the guide rod 31 through the guide pipe 32 when the water level becomes low, so that the impeller 5 of the water flow generator M1 is always half positioned above the water surface and half positioned below the water surface to generate electric energy (up to 14V); the larger the water flow, the higher the generated electric energy voltage is, and the lower the electric energy voltage is, the one-way conduction of the power supply output by the water flow generator M1 through the diode VD1 charges the storage battery G2, and meanwhile, the dynamically changed voltage signal enters the pin 4 of the second signal input end of the single chip microcomputer module A2 (the larger the water flow, the higher the signal voltage is, and the lower the opposite is); due to the reverse cut-off function of the diode VD1, the power output by the storage battery G2 and the solar panel G1 cannot enter the signal input end of the single-chip microcomputer module A3. After two paths of dynamic change voltage signals output by the magnetostrictive liquid level meter body A1 and the water flow generator M1 enter two paths of signal input ends of the single-chip microcomputer module A2, the single-chip microcomputer module A2 converts the dynamic change analog voltage signals into digital signals under the action of an internal circuit and outputs the digital signals to the signal input end of the GPRS module A3, the GPRS module A3 remotely transmits the two paths of digital signals through a wireless network, and a far-end related technician can intuitively know the water level and water flow signals on site after receiving data through a nearby smart phone or a PC.

Fig. 1 and 2 show, through the foregoing, the utility model discloses a specific rivers and water level data (water level data is biased, the flow detection error that has prevented to lead to slowly at the low water velocity of water in the lower reaches) of relevant waters of magnetostriction level gauge detection not only, but also can cooperate the detection discharge data (water flow generator can't detect water level data) through rivers generator etc. two kinds of data after singlechip module and GPRS module effect teletransmission, far-end relevant technical personnel can obtain more accurate discharge and water level data in real time, have played favorable technical support for formulating relevant measure (for example the upper reaches water level is too low, can be for this regional allotment water source, guarantee this regional farmland irrigation needs). It should be noted that, the singlechip module collects analog voltage signals output by the multi-channel sensor (such as analog voltage signals output by the water pressure sensor and the temperature sensor), and outputs the analog voltage signals to the GPRS module, the GPRS module remotely transmits the digital signals in a wireless mode, the remote smart phone or the PC applies the received data and displays the received data through the display screen interface, and the singlechip module is the existing extremely mature data collection, transmission and receiving technology of the internet of things. The model of the diode VD1 is 1N4007 (unidirectional conduction and reverse cut-off); the water flow generator M1 is a direct-current 12V small-sized water flow generator (the highest output direct current is 14V, and the power is 5W); battery G2 is a lithium battery of model 12V/10 Ah; the solar panel G1 is a finished solar panel product (highest output direct current 14V) with the model of 12V/1 Ah; the model A3 of the GPRS module is ZLAN8100, and an RS485 data input port (two power input ends and one signal input end) is arranged on a finished product of the GPRS module; the model of a main control chip of the singlechip module A2 is STC12C5A60S2, a plurality of analog signal access ends (two power input ends) are arranged on a finished product A2 of the singlechip module, and an RS485 data output port is arranged on a finished product A6 of the singlechip module;

while the principal features of the present utility model and the advantages of the present utility model have been shown and described above, it will be apparent to those skilled in the art that the present utility model is limited to the details of the foregoing exemplary embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present disclosure describes embodiments, the embodiments do not include only a single embodiment, and this description is for clarity only, and those skilled in the art should consider the disclosure as a whole, and embodiments may be suitably combined to form other embodiments that will be understood by those skilled in the art.

Claims (5)

1. The water measuring weir device for wirelessly transmitting data comprises a weir dam, a magnetostrictive liquid level meter body, a solar cell panel, a storage battery, a water flow generator, a diode, a singlechip module and a GPRS module, and is characterized by also comprising a guide mechanism; the two side ends of the barrage are respectively provided with a mounting groove, the magnetostrictive liquid level meter body is mounted in one of the mounting grooves, the guide mechanism comprises a guide pipe, a guide rod and a buoyancy tank, the lower end of a housing of the water flow generator is mounted at the upper end of the buoyancy tank, the guide pipe is mounted at the outer side of the housing of the water flow generator, the guide rod is slidably sleeved in the guide pipe, the lower end of the guide rod is mounted at the lower part of the other mounting groove, and the upper end of the guide rod is mounted at one side of the upper end of the other mounting groove; the solar cell panel is arranged at the side end of the barrage, and the storage battery, the diode, the singlechip module and the GPRS module are arranged in the element box; the solar cell panel two poles, the storage battery two poles and the singlechip module, the GPRS module and the power input two ends of the magnetostrictive liquid level meter body are electrically connected, the signal output end of the magnetostrictive liquid level meter body, the positive power output end of the water flow generator and the two paths of signal input ends of the singlechip module are respectively electrically connected, and the signal output end of the singlechip module is electrically connected with the signal input end of the GPRS module.

2. The wirelessly transmitted data water weir device of claim 1, wherein the impeller of the water flow generator is located outside of the other open slot and the housing of the water flow generator is spaced from the other open slot by a distance.

3. The wirelessly transmitted data water gauge apparatus of claim 1, wherein an outer diameter of the guide bar is less than an inner diameter of the guide tube; the inside of the buoyancy tank is a hollow structure.

4. The wirelessly transmitted data water gauge apparatus of claim 1, wherein the diode anode is electrically connected to the water flow generator anode power output, and the diode cathode is electrically connected to the battery anode.

5. The wirelessly transmitted data water measuring weir device according to claim 1 wherein the signal output of the magnetostrictive liquid level meter body is a voltage signal, and the lower end of the magnetostrictive liquid level meter body is spaced from the lower end of the inner dam.