CN210108476U - Tidal level monitoring device and system - Google Patents
Tidal level monitoring device and system Download PDFInfo
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- CN210108476U CN210108476U CN201921353060.6U CN201921353060U CN210108476U CN 210108476 U CN210108476 U CN 210108476U CN 201921353060 U CN201921353060 U CN 201921353060U CN 210108476 U CN210108476 U CN 210108476U
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Abstract
The utility model discloses a tide level monitoring device and a tide level monitoring system, which comprise a microprocessor, an acoustic transducer and a measuring tube, wherein the microprocessor is connected with the acoustic transducer; the measuring tube comprises a calibration tube, an extension tube and a water surface extension tube; the acoustic transducer is arranged at one end of the calibration pipe, and the acoustic signal transmitting and receiving probe of the acoustic transducer faces the inside of the calibration pipe; the other end of the calibration pipe is sequentially connected with an extension pipe and a water surface extension pipe; a calibration point is arranged in the calibration pipe; the utility model discloses tide level monitoring devices can realize the automatic monitoring of tide level, because stormy waves and the error of surveing the stadia and producing when reducing artifical reading, has improved the precision and the reliability of tide level monitoring, can save the cost of labor simultaneously, guarantees monitoring personnel's personal safety.
Description
Technical Field
The utility model relates to a tidal level measures technical field, in particular to tidal level monitoring devices and system.
Background
The water level of periodic fluctuation under the influence of tide is called tidal level, which is commonly used as the zero point of tidal level elevation in China in the 1985 national elevation standard (originally "yellow sea elevation system" was abolished in 1956). The rise and fall of the tide are closely related to various activities of people, such as ship navigation, port entry and departure, ship activities, agriculture in coastal areas, fishery, salt industry, port construction, geodetic survey, environmental protection and the like, so that the control of the tide change rule plays an important role in disaster prevention and reduction.
The tide level station is an observation station for recording and monitoring the rising and falling changes of the tide level at a selected place, further researching the tide property and mastering the tide and flood change rule of a tested tide sea area, at present, the tide level is monitored in a water gauge observation mode, the water gauge observation mode is that a water gauge is arranged at the selected place, and the tide level needs to be read manually at regular time, so that the water gauge observation cannot realize automation to obtain tide level data, and is easily influenced by storms and observation visual distances, the observation precision is low, and certain risks also exist for the personal safety of monitoring personnel. Therefore, there is an urgent need to develop a tidal level monitoring device which does not need manual observation, is safe and reliable in monitoring and is convenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a first aim at overcomes prior art's shortcoming and not enough, provides a tide level monitoring devices, and this monitoring devices can accurately monitor the tide level fast, realizes the automatic monitoring to the tide level.
A second object of the present invention is to provide a tidal level monitoring system.
The first purpose of the utility model is realized through the following technical scheme: a tidal level monitoring device comprises a microprocessor, an acoustic transducer and a measuring tube, wherein the microprocessor is connected with the acoustic transducer;
the measuring tube comprises a calibration tube, an extension tube and a water surface extension tube;
the acoustic transducer is arranged at one end of the calibration pipe, and the acoustic signal transmitting and receiving probe of the acoustic transducer faces the inside of the calibration pipe; the other end of the calibration pipe is sequentially connected with an extension pipe and a water surface extension pipe;
a calibration point is arranged in the calibration pipe.
Preferably, the measuring pipe further comprises a length correction pipe, and two ends of the length correction pipe are respectively and correspondingly connected with the delay pipe and the water surface stretching pipe, namely the length correction pipe is arranged between the delay pipe and the water surface stretching pipe.
Preferably, the calibration point arranged in the calibration tube is a bump positioned in the calibration tube.
Preferably, the device further comprises a protective sleeve; the protective sleeve is sleeved on the periphery of the measuring pipe.
Preferably, the device further comprises a temperature sensor connected with the microprocessor, and the temperature sensor is arranged in the measuring tube.
Furthermore, the temperature sensor is a thermistor connected with the microprocessor; thermistors are disposed at various height positions within the measuring tube and are connected to the microprocessor by cables.
Preferably, the water surface extending pipe is a copper pipe.
Preferably, a calibration hole is formed in the wall of the calibration tube at a distance from the end of the calibration tube connected to the extension tube.
Preferably, the acoustic transducer is a sensor of the AQUATRAK 5000 series.
The second purpose of the utility model is realized by the following technical scheme: the utility model provides a tide level monitoring system, includes the host computer and sets up at the tide level station the utility model discloses a first purpose tide level monitoring devices, microprocessor connects the host computer among the tide level monitoring devices, and the tide level information transmission that will monitor is to the host computer.
The utility model discloses for prior art have following advantage and effect:
(1) the utility model discloses a tide level monitoring device, which comprises a microprocessor, an acoustic transducer and a measuring tube, wherein the microprocessor is connected with the acoustic transducer; the measuring tube comprises a calibration tube, an extension tube and a water surface extension tube; the acoustic transducer is arranged at one end of the calibration pipe, and the acoustic signal transmitting and receiving probe of the acoustic transducer faces the inside of the calibration pipe; the other end of the calibration pipe is sequentially connected with an extension pipe and a water surface extension pipe; a calibration point is arranged in the calibration pipe. In the utility model, after the electric pulse signal generated by the microprocessor control is converted into the sound wave signal by the acoustic transducer, the sound wave signal is transmitted to the water surface by the measuring tube, wherein when the sound wave signal passes through the calibration tube, a reflected sound wave signal is generated at the calibration tube, the reflected signal is received by the acoustic transducer, when the transmitted sound wave signal reaches the water surface, another reflected sound wave signal is generated, the signal is also received by the acoustic transducer, the microprocessor can calculate the distance from the water surface to the acoustic transducer by comparing the transmission time of the two signals and combining the distance of the calibration point, and then calculates the tide level, therefore, the tide level monitoring device can realize the automatic monitoring of the tide level, reduce the error generated by stormy waves and observation sight distance during manual reading, improve the precision and reliability of the tide level monitoring, and simultaneously save the labor cost, the personal safety of monitoring personnel is ensured.
(2) In the tidal level monitoring device, the measuring tube comprises a calibration tube, an extension tube and a water surface extension tube, wherein the calibration tube is provided with a calibration point which is positioned in the calibration tube and used for generating a calibration point reflection signal by reflecting a sound wave signal converted from an electric signal generated by a microprocessor; the extension tube is used as a path of the transmitted and reflected sound wave signals, and can extend the measured distance; the water surface inlet pipe serves as a conduit for the measuring tube to extend into the water surface, and a material that prevents biological attachment, such as copper, may be used. As can be seen from the above, the utility model discloses a survey buret simple structure, the waters of various needs monitoring are convenient for use, are favorable to increasing tide level monitoring devices's range of application. In addition, can set up length correction pipe between the extension pipe of surveying the pipe and the surface of water stretches into the pipe, revise the length that the pipe can change surveying the pipe through length for survey the pipe and can use in the monitoring position of different surface of water heights. And simultaneously, the utility model discloses in the device, the transmission of sound wave signal can protect the energy of sound wave pulse not receive the influence of external wind, rain, snow environment in surveying buret.
(4) The utility model discloses among the tide level monitoring devices, survey buret still including setting up the temperature sensor in surveying buret, temperature sensor is used for detecting the air temperature in surveying buret to the temperature data who will detect sends for microprocessor. Because the transmission rate of the sound waves is influenced by the temperature, the microprocessor can conveniently perform temperature compensation when calculating the tide level information by detecting the temperature through the temperature sensor, and the monitoring precision of the tide level information is improved.
(5) The utility model discloses among the tide level monitoring devices, tide level monitoring devices still is equipped with protective case, and protective case cover is established in surveying buret periphery, is used for preventing to survey buret and receives mechanical damage to with the environmental impact that sunlight directly penetrates and brings to fall to minimum, further improve the reliability of tide level monitoring devices monitoring tide level information.
(6) The utility model discloses among the tide level monitoring devices, be provided with the calibration hole on the calibration pipe in surveying buret, in the test tube installation, refer to the position in calibration hole for when the installation of calibration pipe, the calibration hole all is higher than the surface of water, consequently the utility model discloses a calibration hole can be so that the position installation of test tube is more reasonable.
(7) The utility model discloses tide level monitoring system, including tide level monitoring devices and the host computer of locating the tide level station, microprocessor among the tide level monitoring devices connects the host computer to the tide level information transmission to the host computer that will monitor. When the number of the tide level monitoring devices is multiple, the upper computer is connected with the plurality of tide level monitoring devices, monitoring personnel can monitor the tide level information of each tide level station in real time through the upper computer, and the tide level information obtained through monitoring of the tide level monitoring devices can be analyzed by scientific research institutions and disaster prevention and reduction departments, so that the method has important significance for production activities, ocean scientific research work and disaster prevention and reduction in coastal areas.
Drawings
Fig. 1 is a schematic structural diagram of the tidal level monitoring device of the present invention.
Fig. 2 is a schematic view of the principle of tidal level monitoring.
Fig. 3 is a block diagram of the tidal level monitoring system of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Example 1
The utility model discloses a tide level monitoring device, as shown in fig. 1, including microprocessor 1, acoustics transducer 2 and survey buret 3, the acoustics transducer is connected to the microprocessor electricity.
In this embodiment, the acoustic transducer is configured to convert an electrical signal and an acoustic signal, specifically, convert an electrical signal sent by the microprocessor into an acoustic signal, convert a received acoustic signal into an electrical signal, and transmit the electrical signal to the microprocessor. In this embodiment, the acoustic transducer is a sensor of the AQUATRAK 5000 series, for example a sensor of the model AQUATRAK 5003.
In the present embodiment, the measuring tube serves as a transmission channel for the acoustic signal, and is used for transmitting the acoustic signal generated by the acoustic transducer to the water surface, and transmitting the water surface echo signal generated by the acoustic signal reflected by the water surface to the acoustic transducer. In the present embodiment, the measuring pipe 3 includes a calibration pipe 31, an extension pipe 32, and a water surface introduction pipe 34 connected in this order. In this embodiment, the head end of surveying the pipe is located the calibration pipe, and the tail end of surveying the pipe is located the surface of water and stretches into the pipe, stretches into the pipe through the surface of water and stretches into the surface of water.
In this embodiment, the acoustic transducer is mounted at one end of the calibration pipe in the measuring pipe, and the acoustic signal transmitting and receiving probe thereof is opposite to the inside of the calibration pipe; the other end of the calibration pipe is sequentially connected with the extension pipe and the water surface extension pipe. In this embodiment, the acoustic transducer is mounted behind a calibration pipe, the height of which is set at least 1.5 meters above the expected maximum water level limit.
In this embodiment, the calibration tube has a calibration point, the calibration point is located in the calibration tube, and a certain distance h2 is provided between the calibration point and the acoustic transducer, and the calibration point in this embodiment is a bump for the reflection of the acoustic signal to generate an echo signal of the calibration point.
In the test tube of this example:
the calibration tube is provided with a calibration point which is positioned in the calibration tube and used for reflecting the sound wave signal converted from the electric signal generated by the signal generator to generate a calibration point reflection signal. In this embodiment, the length of the calibration pipe may be about 1.5 meters, specifically, for example, 1.37 meters, and a calibration hole is disposed on a pipe wall of the calibration pipe at a certain distance from one end of the calibration pipe connected to the extension pipe, where the certain distance may be specifically 20 centimeters.
The extension tube is used for extending the length of the measuring tube, which is beneficial to increasing the measuring range of the measuring tube; in this embodiment, a plurality of extension pipes may be selected and used according to the requirement, the length of each extension pipe may be selected to be about 1.5 meters, specifically, for example, 1.52 meters, and the number of the extension pipes is selected and used to be 4.
The water surface extension pipe is made of copper alloy, has excellent corrosion resistance and can prevent marine organism adhesion from influencing measurement. The water surface extending pipe of the embodiment is a brass pipe. In this embodiment, the length of the water surface penetration pipe may be selected to be about 1 m, for example, 0.91 m.
In this embodiment, can set up length correction pipe 33 between the extension pipe of measuring pipe and the surface of water stretches into the pipe, length correction pipe can adjust length according to actual conditions's needs, and then adjusts the length of measuring pipe, and adjustment length specifically can be to length correction pipe cutting, or replacement length correction pipe.
The calibration pipe, the extension pipe and the length correction pipe are all made of plastics. The calibration pipe, the extension pipe, the length correction pipe and the water surface stretching pipe are fixedly connected through a bonding agent, or are connected together through a buckle structure, and no gap exists between the pipes after connection. The basic lengths of the calibration pipe, the extension pipe and the length correction pipe are all about 1.5 meters, the basic length of the water surface extension pipe is about 1 meter, when the length of the measurement pipe needs to be shortened, the length of the calibration pipe is unchanged, the basic length is still reserved, the basic length of the water surface extension pipe is also reserved, the number of the extension pipes can be selected according to actual needs, the length of the length correction pipe can be intercepted according to actual needs, and the basic length is shortened; when the length of the measuring pipe needs to be increased, the length of the measuring pipe can be prolonged by connecting a plurality of extension pipes or selecting a longer length correction pipe. The length of the measuring tube is 2.29-8.38 meters.
In this embodiment, tide level monitoring devices still is equipped with the protective case that the cover was established in surveying buret periphery, specifically can set up the mount on surveying buret's outer wall, establishes behind surveying buret when protective case cover, and survey buret's mount and withstand protective case's inner wall for survey buret and protective case position relatively fixed. In this embodiment, the protective sleeve is arranged to have a length greater than the length of the measuring tube, so that the transmission of sound waves in the measuring tube due to external interference can be reduced. The length of the protective sleeve of this embodiment is 0.2 meters greater than the length of the measuring tube. The protective sleeve is made of plastic, such as PVC. When stretching into the pipe and stretching into the surface of water with the surface of water of test tube, will ensure that the opening of the lower extreme of protection tube needs to be apart from submarine 0.5 to 1 meter, avoids submarine silt to get into the protection tube, and the topmost of protection tube needs 1 meter above the ground of mounting point simultaneously to facilitate the use and install the acoustics transducer.
In this embodiment, the measuring tube further includes a temperature sensor disposed within the measuring tube for detecting the temperature of the air within the measuring tube and sending the detected temperature data to the microprocessor. Because the transmission rate of the sound waves is influenced by the temperature, the microprocessor can conveniently perform temperature compensation when calculating the tide level information by detecting the temperature through the temperature sensor, and the tide level monitoring precision is improved. The temperature sensor of this embodiment is a thermistor connected to the microprocessor, and the number of the thermistors may be plural, and each thermistor is placed at a position of a different height of the measuring tube. In this embodiment, the cables connecting the thermistors are laid along the measuring tube, and the thermistors are fixedly connected at appropriate positions.
In this embodiment, the tidal level monitoring device further includes a power module, and the power module may be a solar panel, a storage battery, or other modules that can supply power.
The working principle of the tidal level monitoring device of the embodiment is as follows:
the microprocessor controls the generated electric pulse signal to be converted into a sound wave signal through the acoustic transducer;
after being reflected from the signal emission probe, the sound wave signal generated by the acoustic transducer is transmitted in the measuring tube and sequentially passes through the calibration tube, the extension tube and the length correction tube to reach the water surface, the sound wave signal is reflected at the calibration point to generate a calibration point echo signal, the calibration point echo signal is reversely transmitted to the acoustic transducer, and the acoustic transducer converts the calibration point echo signal into an electric signal; the acoustic signal is reflected on the water surface to generate a water surface echo signal, the water surface echo signal is reversely transmitted to the acoustic transducer, and the acoustic transducer converts the water surface echo signal into an electric signal;
the microprocessor receives the electric signal converted from the calibration point echo signal and the electric signal converted from the water surface echo signal, obtains the time T1 for the sound wave signal to be transmitted to the water surface in the measuring tube and the time T2 for the sound wave signal to be transmitted to the calibration point in the measuring tube and the time for the sound wave signal to be transmitted to the acoustic transducer, and calculates and obtains the tide level information by combining the distance h2 from the acoustic transducer to the calibration point. The specific calculation formula is as follows:
H＝h0+h3；
h4＝H-h1；
wherein h1 is the distance between the acoustic transducer and the water surface, as shown in fig. 2; t1 is the time taken for the sound wave signal to travel to the water surface in the measuring tube and the water surface echo signal to travel to the acoustic transducer; h2 is the distance from the acoustic transducer to the calibration point, and T2 is the time taken for the acoustic signal to travel within the measurement tube to the calibration point and for the echo signal to travel to the acoustic transducer at the calibration point;
h is the instrument elevation; as shown in fig. 2, h0 is the level point elevation obtained for the field survey; h3 is the height difference of the acoustic transducer obtained by reading the water gauge, namely the distance between the acoustic transducer and the leveling point; h4 is the height of the tide level. In the embodiment, according to the national elevation standard of 1985, the instrument elevation H refers to the 85 elevation of the instrument, and the leveling point elevation H0 refers to the 85 elevation of the leveling point.
Example 2
The embodiment discloses a tidal level monitoring system, as shown in fig. 3, which comprises an upper computer and a tidal level monitoring device arranged in a tidal level station, wherein a microprocessor in the tidal level monitoring device is connected with the upper computer and transmits monitored tidal level information to the upper computer. Wherein, when the quantity of tide level monitoring devices is a plurality of, a plurality of tide level monitoring devices are connected respectively to the host computer.
In this embodiment, the microprocessor of the tide level monitoring device can be connected with the upper computer in a wired or wireless manner, wherein when the microprocessor is connected in a wireless manner, the microprocessor can be directly connected with the upper computer in wireless communication manners such as wifi, 4G or Beidou satellite. In this embodiment, the upper computer may be a computer, an industrial personal computer, or other devices.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (10)
1. A tidal level monitoring device is characterized by comprising a microprocessor, an acoustic transducer and a measuring tube, wherein the microprocessor is connected with the acoustic transducer;
the measuring tube comprises a calibration tube, an extension tube and a water surface extension tube;
the acoustic transducer is arranged at one end of the calibration pipe, and the acoustic signal transmitting and receiving probe of the acoustic transducer faces the inside of the calibration pipe; the other end of the calibration pipe is sequentially connected with an extension pipe and a water surface extension pipe;
a calibration point is arranged in the calibration pipe.
2. The tidal level monitoring device of claim 1, wherein the measuring tube further comprises a length correction tube, the two ends of the length correction tube are respectively connected with the delay tube and the water surface extending tube, namely the length correction tube is arranged between the delay tube and the water surface extending tube.
3. The tidal level monitoring device of claim 1, wherein the calibration point disposed within the calibration tube is a bump located within the calibration tube.
4. The tidal level monitoring device of claim 1, further comprising a protective sleeve; the protective sleeve is sleeved on the periphery of the measuring pipe.
5. The tidal level monitoring device of claim 1, further comprising a temperature sensor coupled to the microprocessor, the temperature sensor being disposed within the measurement tube.
6. The tidal level monitoring device of claim 5 wherein the temperature sensor is a thermistor connected to a microprocessor; thermistors are disposed at various height positions within the measuring tube and are connected to the microprocessor by cables.
7. The tidal level monitoring device of claim 1 wherein the surface access tube is a copper tube.
8. The tidal level monitoring device of claim 1 wherein a calibration hole is provided in the wall of the calibration tube at a distance from the end of the calibration tube that is connected to the extension tube.
9. The tidal level monitoring device of claim 1 wherein the acoustic transducer is a model AQUATRAK 5000 series sensor.
10. A tide level monitoring system, which is characterized by comprising an upper computer and a tide level monitoring device as claimed in any one of claims 1 to 9 arranged at a tide level station, wherein a microprocessor in the tide level monitoring device is connected with the upper computer and transmits the monitored tide level information to the upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353060.6U CN210108476U (en) | 2019-08-20 | 2019-08-20 | Tidal level monitoring device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353060.6U CN210108476U (en) | 2019-08-20 | 2019-08-20 | Tidal level monitoring device and system |
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| Publication Number | Publication Date |
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| CN210108476U true CN210108476U (en) | 2020-02-21 |
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| CN201921353060.6U Active CN210108476U (en) | 2019-08-20 | 2019-08-20 | Tidal level monitoring device and system |
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| CN (1) | CN210108476U (en) |
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