CN202209978U - Acoustic wave water gauge device - Google Patents
Acoustic wave water gauge device Download PDFInfo
- Publication number
- CN202209978U CN202209978U CN2011203088073U CN201120308807U CN202209978U CN 202209978 U CN202209978 U CN 202209978U CN 2011203088073 U CN2011203088073 U CN 2011203088073U CN 201120308807 U CN201120308807 U CN 201120308807U CN 202209978 U CN202209978 U CN 202209978U
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- CN
- China
- Prior art keywords
- water level
- control unit
- sound wave
- receiver
- waveguide pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The utility model discloses an acoustic wave water gauge device, which belongs to the technical field of water gauge devices. The acoustic wave water gauge device adopts the technical key point that a guided wave pipe is included, wherein an acoustic wave generator and a receiver are arranged at the upper end of the guided wave pipe; the acoustic wave generator and the receiver are electrically connected with a data collecting and controlling unit; and a plurality of marking rings are distributed on the inner wall of the guided wave pipe in the axial direction. The acoustic wave water gauge device provided by the utility model has high measuring accuracy and simple mechanical structure, and is used for measuring underground water level.
Description
Technical field
The utility model relates to a kind of water level gauge, more particularly, relates in particular to a kind of sound wave water level counter device.
Background technology
To effective measurement of water level, to industrial and agricultural production, people's lives and prevent natural disaster and have very important significance.At present; The water level telemetering station that each flood control department uses generally all is float type level meter, pressure type water level gauge, and the former needs the well of an ability wave absorption, generally builds a well and need cost tens0000 yuan; Amount of investment is big; It is not enough to the precision measured for the latter, and drift easily is unfavorable for the decision-making of flood control department.
The utility model content
The purpose of the utility model is the deficiency to above-mentioned prior art, a kind of measuring accuracy height, stable performance is provided, the sound wave water level counter device that construction investment is low.
The technical scheme of the utility model is achieved in that a kind of sound wave water level counter device, comprises waveguide pipe, and wherein said waveguide pipe upper end is provided with sonic generator and receiver, and sonic generator and receiver are electrically connected with data acquisition and control module; Axial distribution has some Marking rings in waveguide pipe inwall upper edge.
In the above-mentioned sound wave water level counter device, described each Marking ring is distributed in the waveguide pipe vertically, and the spacing between the adjacent marker ring is 2 meters.
In the above-mentioned sound wave water level counter device; Described data acquisition and control module are made up of main control unit, power supply processing and control element (PCE), signal processing control unit, temperature correction unit, data storage cell and 485 communication units, and main control unit is connected with power supply processing and control element (PCE), signal processing control unit, temperature correction unit, data storage cell and 485 communication unit circuit respectively; Described signal processing control unit is connected with acceptor circuit with sonic generator.
In the above-mentioned sound wave water level counter device, described waveguide pipe lower end is provided with protecting tube.
After the utility model adopts said structure; Send sound wave through sonic generator; Receive by acoustic receiver again; Receiving and pass to main control unit through signal processing control unit calculates sound wave and is issued to and receives the echo time of being returned by each Marking ring, the water surface; By receiving that thereby the distance of calculating near the dried up position of the Marking ring of the water surface near the echo time of two Marking rings of water level draws water level, and according to the automatic adjustment sound wave acoustical generator and the gain measurement water level of acoustic receiver of the variation intelligence of water level, accuracy height.Advantages such as measuring accuracy height, good stability, resolution height, good reliability have been the utlity model has.Be highly suitable for the use of flood control department.
Description of drawings
Below in conjunction with the embodiment in the accompanying drawing the utility model is done further to specify, but do not constitute any restriction the utility model.
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the circuit structure block scheme of the utility model data acquisition and control module.
Among the figure: waveguide pipe 1, sonic generator and receiver 2, data acquisition and control module 3, main control unit 3a, power supply processing and control element (PCE) 3b, signal processing control unit 3c, temperature correction unit 3d, data storage cell 3e, 485 communication unit 3f, Marking ring 4, protecting tube 5.
Embodiment
Consult illustrated in figures 1 and 2ly, a kind of sound wave water level counter device of the utility model comprises waveguide pipe 1, is provided with sonic generator and receiver 2 in waveguide pipe 1 upper end, and sonic generator and receiver 2 are electrically connected with data acquisition and control module 3; On waveguide pipe 1 inwall, be evenly equipped with some Marking rings 4 vertically; Utilize Principles of Acoustics; Sonic generator sends the sound wave of single-frequency; The sound wave that is taken place is surveyed the echo that can run into a plurality of Marking rings 4 and the water surface in the process of the water surface being transferred to, receive through acoustic receiver, calculates water level through data acquisition unit and control module 3; Be provided with protecting tube 5 in waveguide pipe 1 lower end, protecting tube 5 can prevent that underwater sludge from stopping up waveguide pipe 1.Marking ring 4 in the present embodiment can have several, but minimumly is provided with two, has four in the present embodiment; Spacing between the adjacent marker ring 4 is 2 meters; Data acquisition and control module 3 are made up of main control unit 3a, power supply processing and control element (PCE) 3b, signal processing control unit 3c, temperature correction unit 3d, data storage cell 3e and 485 communication unit 3f, and main control unit 3a is connected with power supply processing and control element (PCE) 3b, signal processing control unit 3c, temperature correction unit 3d, data storage cell 3e and 485 communication unit 3f circuit respectively; Described signal processing control unit 3c is connected with receiver 2 circuit with sonic generator, is used for the running of guide sound wave producer and receiver 2; Data storage cell 3e is used to store data measured; Temperature correction unit 3d is used to be aligned in the velocity of sound under the different temperatures;
During concrete the use, establish the high L of being of SEA LEVEL VARIATION, the pipe range of deciding waveguide pipe 1 is L1; The position at sonic generator and receiver 2 places is made as datum mark; This point is L2 with the distance of the water surface, and is L3A and L3B near two Marking rings distances of the water surface, and the echo time of establishing the water surface is T1; Two 4 echo times of Marking ring near the water surface are T2, T3, and T3 is nearest 4 echo times of Marking ring of dried up position.When measuring; Send single-frequency is sent in instruction to the sonic generator of control signal processing and control element (PCE) 3b guide sound wave producer and receiver 2 sound wave by main control unit 3a; The sound wave that is taken place is surveyed the echo that can run into a plurality of Marking rings 4 and the water surface in the process of the water surface being transferred to; Receive time T 1, T2, the T3 of a plurality of echoes again by the acoustic receiver of sonic generator and receiver 2; And according to the aerial velocity of propagation property calculation of sound wave: ((T1-T3)/(T3-T2)) * (L3B-B3A)+L3B draws waveguide pipe 1 blank pipe length L 4, draws the high L=L1-L4 of SEA LEVEL VARIATION again, again by main control unit 3a through 485 communication unit 3f outputting measurement values.
Claims (4)
1. a sound wave water level counter device comprises waveguide pipe (1), it is characterized in that, described waveguide pipe (1) upper end is provided with sonic generator and receiver (2), and sonic generator and receiver (2) are electrically connected with data acquisition and control module (3); Axial distribution has some Marking rings (4) in waveguide pipe (1) inwall upper edge.
2. sound wave water level counter device according to claim 1 is characterized in that, described each Marking ring (4) is distributed in the waveguide pipe (1) vertically, and the spacing between the adjacent marker ring (4) is 2 meters.
3. sound wave water level counter device according to claim 1 and 2; It is characterized in that; Described data acquisition and control module (3) are made up of main control unit (3a), power supply processing and control element (PCE) (3b), signal processing control unit (3c), temperature correction unit (3d), data storage cell (3e) and 485 communication units (3f), and main control unit (3a) is connected with power supply processing and control element (PCE) (3b), signal processing control unit (3c), temperature correction unit (3d), data storage cell (3e) and 485 communication units (3f) circuit respectively; Described signal processing control unit (3c) is connected with receiver (2) circuit with sonic generator.
4. sound wave water level counter device according to claim 3 is characterized in that, described waveguide pipe (1) lower end is provided with protecting tube (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203088073U CN202209978U (en) | 2011-08-23 | 2011-08-23 | Acoustic wave water gauge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203088073U CN202209978U (en) | 2011-08-23 | 2011-08-23 | Acoustic wave water gauge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209978U true CN202209978U (en) | 2012-05-02 |
Family
ID=45989523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203088073U Expired - Lifetime CN202209978U (en) | 2011-08-23 | 2011-08-23 | Acoustic wave water gauge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202209978U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015980A (en) * | 2012-12-11 | 2013-04-03 | 常州大学 | Working fluid level gauge for transmitting and receiving infrasonic waves and method thereof |
| CN104061980A (en) * | 2014-07-01 | 2014-09-24 | 广东华南水电高新技术开发有限公司 | Tubular multi-point feedback-type liquid level measurement device and measurement method thereof |
-
2011
- 2011-08-23 CN CN2011203088073U patent/CN202209978U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015980A (en) * | 2012-12-11 | 2013-04-03 | 常州大学 | Working fluid level gauge for transmitting and receiving infrasonic waves and method thereof |
| CN103015980B (en) * | 2012-12-11 | 2016-06-08 | 常州大学 | A kind of infrasonic wave is launched and the producing fluid level instrument received and method thereof |
| CN104061980A (en) * | 2014-07-01 | 2014-09-24 | 广东华南水电高新技术开发有限公司 | Tubular multi-point feedback-type liquid level measurement device and measurement method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120502 |