CN206891534U - A kind of water-level gauge monitoring system with sludge interface detecting function - Google Patents
A kind of water-level gauge monitoring system with sludge interface detecting function Download PDFInfo
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- CN206891534U CN206891534U CN201720239634.1U CN201720239634U CN206891534U CN 206891534 U CN206891534 U CN 206891534U CN 201720239634 U CN201720239634 U CN 201720239634U CN 206891534 U CN206891534 U CN 206891534U
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Abstract
A kind of water-level gauge monitoring system with sludge interface detecting function provided by the utility model, belong to sampling system calculating field, including main frame, rangefinder, fixed support, described main frame is electrically connected with rangefinder, described rangefinder is fixed on the water surface with fixed support, described rangefinder includes machine box, sensor, surface-mounted integrated circuit, described sensor is arranged in machine box, described sensor is fixedly connected with machine box, described sensor is tightly connected with machine box, described sensor electrically connects with surface-mounted integrated circuit, described sensor includes ultrasonic sensor and laser sensor, described ultrasonic sensor electrically connects with laser sensor.The height detection of liquid level is realized by using 40kHz ultrasonic measurement, and sludge face is detected by the laser sensor of auxiliary.Effectively increase to there is the measurement of liquid level existing for sludge.
Description
Technical field
Ultrasonic ranging field is the utility model is related to, specifically a kind of water-level gauge with sludge interface detecting function
Monitoring system.
Background technology
Ultrasonic ranging is a kind of non-contact detection mode, in use not by illuminance, electromagnetic field, measured object color
Etc. the influence of factor, its information processing is simple in addition, speed is fast, cost is low, is led automatically in robot obstacle-avoiding and positioning, vehicle
Boat, level gauging etc., which have had, to be widely applied.But in view of conventional single water-level gauge can not accurate measurement mud
And actual water level, and it is inadequate for the level measuring accuracy with sludge interface in the prior art, so necessarily causing to sample
System can not accurately start, and water acquisition when accomplishing to have water, be shut down when anhydrous, it would therefore be desirable to which it is dirty to research and develop a kind of band
The water-level gauge monitoring system of mud interface detecting function, can solve the level measuring accuracy problems in the case of mud presence.
Laser ranging is mainly the mixing surface reflection laser by water and mud, obtains corresponding distance, this distance between
Between the water surface and mud face；Ultrasonic liquid level measuring is mainly by measurement ultrasonic sensor surface between reflection liquid levels
The time difference of ultrasonic transmission realizes the measurement of liquid level.
Utility model content
The purpose of this utility model is, for overcome above-mentioned conventional ultrasonic wave range-measurement system can not accurate measurement there is sludge to deposit
Water level problem, there is provided a kind of new water-level gauge monitoring system with sludge interface detecting function.
To achieve these goals, the technical solution of the utility model is as follows：A kind of water with sludge interface detecting function
Position meter monitoring system, including main frame, rangefinder, fixed support, described main frame are electrically connected with rangefinder, and fixed support lower end is fixed
In on sludge face, fixed support upper end is higher than the water surface, and rangefinder is fixed on support bracket fastened upper end, it is characterised in that：Described
Rangefinder includes machine box, sensor, surface-mounted integrated circuit, and described sensor is arranged in machine box, described sensor and machine box
Inwall is fixedly connected, and described sensor electrically connects with surface-mounted integrated circuit, and described sensor includes ultrasonic sensor and swashed
Optical sensor.
Further, described machine box includes upper machine box and lower machine box, and described upper machine box is tightly connected with lower machine box.
Further, the crown center of described upper machine box is provided with through hole, and one end of the communications cable is electrically connected in integrated circuit
Plate, the other end are connected through through hole with main frame, and the outer surface of the described communications cable is installed with Waterproof lock.
Further, display screen is additionally provided with described main frame, described display screen electrically connects with main frame.
Further, the pulse signal frequency that described ultrasonic sensor is sent is 40kHz.
A kind of water-level gauge monitoring system with sludge interface detecting function of the present utility model, compared with prior art, profit
With modernization detection means, accurate judgement mud position, so that it is determined that accurate water level information, and its numerical value is shown, to police
Show sample collector, improve the efficiency of sampling system, water acquisition when accomplishing to have water, warning in advance when anhydrous, eliminate and shut down
Hidden danger.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the initial mud position view of the utility model；
Fig. 3 is that the utility model measures water level schematic diagram when having mud face；
Fig. 4 is the utility model dynamic calibration mud face position schematic diagram
Wherein, 1- main frames, 2- rangefinders, 3- fixed supports, 4- machines box, 5- sensors, 6- surface-mounted integrated circuits, 7- screws,
Machine box under the upper machine box of 8- through holes, the 9- communications cables, 10- Waterproof locks, 11- display screens, 4a-, 4b-, 5a- ultrasonic sensors,
5b- laser sensors.
Embodiment
The effect of to make to architectural feature of the present utility model and being reached, has a better understanding and awareness, to compared with
Good embodiment and accompanying drawing coordinate detailed description, are described as follows：
Referring to the drawings 1, a kind of water-level gauge monitoring system with sludge interface detecting function, including main frame (1), rangefinder
(2), fixed support (3), described main frame (1) are electrically connected with rangefinder (2), and fixed support (3) lower end is fixed on sludge face, Gu
Fixed rack (3) upper end is higher than the water surface, and rangefinder (2) is fixed on the upper end of fixed support (3), it is characterised in that：Described ranging
Instrument (2) includes machine box (4), sensor (5), surface-mounted integrated circuit (6), and described sensor (5) is arranged in machine box (4), described
Sensor (5) be fixedly connected with machine box (4) inwall, described sensor (5) electrically connects with surface-mounted integrated circuit (6), described
Sensor (5) includes ultrasonic sensor (5a) and laser sensor (5b).
Under normal circumstances, rangefinder is all measured using single sensor to liquid level, but for there is the liquid of sludge
Inconvenience is had during the measurement of position, because the interface of sludge is dynamic, it is therefore desirable to increase a sensor and sludge face is entered
Row measurement in real time, this programme measures water surface elevation using the ultrasonic sensor of 40kHz frequencies, using high-precision laser sensing
The height in device measurement sludge face, the two is compared, obtains accurate liquid level.
The measuring principle of this programme is briefly described as follows below：Laser ranging is mainly the flour mixed with adulterants by water and mud
Reflection laser, corresponding distance is obtained, this distance is between the water surface and mud face；Ultrasonic liquid level measuring is mainly by measurement
The measurement of liquid level is realized to the time difference of ultrasonic transmission between reflection liquid levels in ultrasonic sensor surface.Reference
Accompanying drawing 2-4：
(1) when installing for the first time, we obtain an initial sludge level position Hn0 by manual measurement, such as Fig. 2 institutes
Show；
(2) by the position measurement water level in mud face, for principle as shown in figure 3, as Hs ≠ HI, we pass through silt before
Mud face position Hn0＆Hs, obtains real water level H=Hn0-Hs；
(3) dynamic calibration mud face position, principle is as shown in figure 4, when water surface elevation H is closer to sludge face, ultrasound
The Hs of the amount and HI that laser range finder measures is apart from closer, as HI ≈ Hs, it is believed that this interface is sludge face, and is corrected
Sludge face position Hn0 is current measured value HI.
Referring to the drawings 1, described machine box (4) includes upper machine box (4a) and lower machine box (4b), described upper machine box (4a) and
Lower machine box (4b) is tightly connected.The crown center of described upper machine box (4a) is provided with through hole (7), one end electricity of the communications cable (8)
It is connected in surface-mounted integrated circuit (6), the other end is connected through through hole (7) with main frame (1), and the outer surface of the described communications cable (8) is consolidated
Provided with Waterproof lock (9).Display screen (10) is additionally provided with described main frame (1), described display screen (10) is electrically connected with main frame (1)
Connect.
It is to be fixed on by fixed support on the water surface in view of rangefinder, therefore the sensor moisture-sensitive gas in rangefinder,
Therefore the peripheral setting machine box in sensor is needed, is tightly connected using upper machine box and lower machine box, to ensure machine box interior element not
Influenceed by steam, it is also this effect that the outside face of the communications cable, which is provided with Waterproof lock, in addition, easy during ultrasound signal transmission
Disturbed by external sound signal, sensor periphery, which is provided with machine box, also has the function that anti-signal interference.
In summary, core technology scheme of the present utility model is to realize liquid level by using 40kHz ultrasonic measurement
Height detection, and sludge face is detected by the laser sensor of auxiliary, the echo signal data of the two is passed to by sensor
Surface-mounted integrated circuit, surface-mounted integrated circuit calculate the data of the two by comparing, you can obtain accurate liquid level, finally integrate electricity
Data are transferred to main frame by road plate by the communications cable, are shown on a display screen.
A kind of water-level gauge monitoring system with sludge interface detecting function of the present utility model, compared with prior art, profit
With modernization detection means, accurate judgement mud position, so that it is determined that accurate water level information, and its numerical value is shown, to police
Show sample collector, improve the efficiency of sampling system, water acquisition when accomplishing to have water, warning in advance when anhydrous, eliminate and shut down
Hidden danger.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply principle of the present utility model, the utility model also has respectively on the premise of the spirit and scope of the utility model is not departed from
Kind changes and improvements, these changes and improvements are both fallen within claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (5)
1. a kind of water-level gauge monitoring system with sludge interface detecting function, including main frame (1), rangefinder (2), fixed support
(3), described main frame (1) is electrically connected with rangefinder (2), and fixed support (3) lower end is fixed on sludge face, on fixed support (3)
End is higher than the water surface, and rangefinder (2) is fixed on the upper end of fixed support (3), it is characterised in that：Described rangefinder (2) includes machine
Box (4), sensor (5), surface-mounted integrated circuit (6), described sensor (5) are arranged in machine box (4), described sensor (5)
It is fixedly connected with machine box (4) inwall, described sensor (5) electrically connects with surface-mounted integrated circuit (6), described sensor (5) bag
Include ultrasonic sensor (5a) and laser sensor (5b).
A kind of 2. water-level gauge monitoring system with sludge interface detecting function according to claim 1, it is characterised in that：Institute
The machine box (4) stated includes upper machine box (4a) and lower machine box (4b), and described upper machine box (4a) is tightly connected with lower machine box (4b).
A kind of 3. water-level gauge monitoring system with sludge interface detecting function according to claim 2, it is characterised in that：Institute
The crown center for the upper machine box (4a) stated is provided with through hole (7), and one end of the communications cable (8) is electrically connected in surface-mounted integrated circuit (6), another
End is connected through through hole (7) with main frame (1), and the outer surface of the described communications cable (8) is installed with Waterproof lock (9).
A kind of 4. water-level gauge monitoring system with sludge interface detecting function according to claim 1, it is characterised in that：Institute
Display screen (10) is additionally provided with the main frame (1) stated, described display screen (10) electrically connects with main frame (1).
A kind of 5. water-level gauge monitoring system with sludge interface detecting function according to claim 1, it is characterised in that：Institute
The pulse signal frequency that the ultrasonic sensor (5a) stated is sent is 40kHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239634.1U CN206891534U (en) | 2017-03-13 | 2017-03-13 | A kind of water-level gauge monitoring system with sludge interface detecting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239634.1U CN206891534U (en) | 2017-03-13 | 2017-03-13 | A kind of water-level gauge monitoring system with sludge interface detecting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206891534U true CN206891534U (en) | 2018-01-16 |
Family
ID=61328399
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720239634.1U Active CN206891534U (en) | 2017-03-13 | 2017-03-13 | A kind of water-level gauge monitoring system with sludge interface detecting function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916477A (en) * | 2019-03-19 | 2019-06-21 | 台州市计量设备技术校准中心 | A kind of ultrasonic level meter field calibration device and method |
| CN111664915A (en) * | 2019-03-06 | 2020-09-15 | 中国石油天然气股份有限公司 | Liquid level measuring device and method for slurry circulation tank |
| CN113863395A (en) * | 2021-09-29 | 2021-12-31 | 中交二公局华东建设有限公司 | Sinking depth measuring mechanism and method for open caisson for suspension bridge |
-
2017
- 2017-03-13 CN CN201720239634.1U patent/CN206891534U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664915A (en) * | 2019-03-06 | 2020-09-15 | 中国石油天然气股份有限公司 | Liquid level measuring device and method for slurry circulation tank |
| CN109916477A (en) * | 2019-03-19 | 2019-06-21 | 台州市计量设备技术校准中心 | A kind of ultrasonic level meter field calibration device and method |
| CN113863395A (en) * | 2021-09-29 | 2021-12-31 | 中交二公局华东建设有限公司 | Sinking depth measuring mechanism and method for open caisson for suspension bridge |
| CN113863395B (en) * | 2021-09-29 | 2024-03-01 | 中交二公局华东建设有限公司 | Sinking depth measuring mechanism and measuring method for open caisson for suspension bridge |
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