CN212722940U - Doppler acoustic flow velocity detection system with liquid level alarm device - Google Patents
Doppler acoustic flow velocity detection system with liquid level alarm device Download PDFInfo
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- CN212722940U CN212722940U CN202021458821.7U CN202021458821U CN212722940U CN 212722940 U CN212722940 U CN 212722940U CN 202021458821 U CN202021458821 U CN 202021458821U CN 212722940 U CN212722940 U CN 212722940U
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- liquid level
- doppler acoustic
- doppler
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- measurement probe
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Abstract
The utility model provides a Doppler acoustic velocity of flow detecting system who is equipped with liquid level alarm device, include: doppler acoustic fluid speed measurement probe, first digital radio, second digital radio, computer terminal, level sensor. The first data transmission radio station is electrically connected with the Doppler acoustic fluid speed measurement probe; the second digital radio station receives a signal sent by the first digital radio station; the computer terminal is electrically connected with the second digital power transmission station; the liquid level sensor is arranged on the Doppler acoustic fluid speed measurement probe and is electrically connected with the computer terminal; the probe of the liquid level sensor is arranged above the top of the Doppler acoustic fluid velocity measurement probe, and the vertical distance from the top of the Doppler acoustic fluid velocity measurement probe is equal to the required immersion depth of the Doppler acoustic fluid velocity measurement probe. The utility model discloses can solve current Doppler acoustics fluid speed measuring probe and dip the degree of depth and be less than the lower limit of the required degree of depth of dip and can not in time discover that the adjustment influences the problem that detects the accuracy.
Description
Technical Field
The utility model relates to a Doppler acoustics velocity of flow measuring device field, especially a Doppler acoustics velocity of flow detecting system who is equipped with liquid level alarm device.
Background
When the Doppler Acoustic flow velocity detection system works, a Doppler Acoustic fluid velocity measurement probe (ADCP) needs to be fixed on a moving ship body and extends to a set depth below a liquid level to detect the cross-sectional flow velocity of a river cross section, however, due to different draft depths of the ship body carrying capacity, the ship body can swing up and down along with the wave of the liquid level in the weather with large wind, under some conditions, the Doppler Acoustic fluid velocity measurement probe can be exposed above the liquid level because of the swing of the ship body, if the installation depth of the Doppler Acoustic fluid velocity measurement probe is not found and adjusted in time under the condition, the accuracy of measurement can be seriously affected, and therefore, the Doppler Acoustic flow velocity detection system provided with the liquid level alarm device needs to be provided.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcoming of the prior art, the utility model aims to provide a doppler acoustics velocity of flow detecting system who is equipped with liquid level alarm device to the doppler acoustics fluid velocity of flow detecting probe immersion depth who solves current doppler acoustics velocity of flow detecting system can not in time discover to adjust the problem that influences the detection accuracy when requiring immersion depth lower limit.
In order to achieve the above objects and other related objects, the present invention provides a doppler acoustic velocity detection system with a liquid level alarm device, including:
a Doppler acoustic fluid velocimetry probe;
the first data transmission radio station is electrically connected with the Doppler acoustic fluid speed measurement probe;
the second data transmission radio station receives a signal sent by the first data transmission radio station;
the computer terminal is electrically connected with the second digital power transmission station;
the liquid level sensor is arranged on the Doppler acoustic fluid speed measurement probe and is electrically connected to the computer terminal;
the probe of the liquid level sensor is arranged above the top of the Doppler acoustic fluid velocity measurement probe, and the vertical distance from the top of the Doppler acoustic fluid velocity measurement probe is equal to the required immersion depth of the Doppler acoustic fluid velocity measurement probe.
As an example of the present invention, the doppler acoustic flow velocity detection system further includes an automatic depth adjustment device, the doppler acoustic fluid speed measurement probe is installed on the lower portion of the movable frame body of the automatic depth adjustment device, and the driving device of the automatic depth adjustment device is electrically connected to the computer terminal.
As an example of the present invention, the automatic depth adjusting device further includes a fixing frame body, the fixing frame body is installed on the ship body, the moving frame body is installed on the fixing frame body, and the driving device drives the moving frame body to move up and down.
As an example of the present invention, at least two parallel guide rods are installed on the fixed frame, the movable frame is installed on the guide rods, and the movable driving end of the driving device extends downward and is connected with the movable frame.
As an example of the present invention, the driving device includes a screw motor, the movable frame body is provided with a screw nut, a screw of the screw motor passes downwards the screw nut extends to below the movable frame body.
As an example of the present invention, the driving device is a cylinder, and a piston shaft end of the cylinder is connected to the movable frame.
As an example of the present invention, the movable frame body is provided with a linear bearing that is fitted to the guide bar.
As an example of the present invention, the doppler acoustic flow velocity detection system further includes an alarm device, and the alarm device is electrically connected to the computer terminal.
As an example of the present invention, the alarm device is an audible and visual alarm.
As an example of the present invention, the first data transmission radio station is provided with a bluetooth signal transmitter, and the second data transmission radio station is provided with a bluetooth signal receiver.
As above, the utility model discloses be equipped with liquid level alarm device's doppler acoustics velocity of flow detecting system, when can level sensor's probe expose to the liquid level top, give computer terminal with corresponding signal transmission, the depth of immersion that inspection personnel can in time adjust doppler acoustics fluid velocity measurement probe through computer terminal's feedback can effectively guarantee the accuracy of testing result.
Drawings
Fig. 1 is a schematic diagram of the structure of an embodiment of the present invention;
fig. 2 is a schematic view illustrating an installation of a doppler acoustic fluid velocity measurement probe on a ship body according to an embodiment of the present invention;
FIG. 3 is a partial right side view of FIG. 2;
fig. 4 is a sectional view taken along line a-a in fig. 2.
In the figure:
100 Doppler acoustic fluid velocity measurement probe
200 first data radio station
300 second digital transmission station
400 computer terminal
500 liquid level sensor
600 degree of depth automatic regulating apparatus
610 driving device
620 fixed frame body
621 guide rod
622 linear bearing
630 moving frame body
631 Movable frame mounting rod
700 liquid level
800 boat hull
900 alarm device
Detailed Description
Under some severe weather conditions, in the process of measuring the flow velocity profile of a river or an ocean by the aviation-type Doppler acoustic flow velocity detection system, the Doppler acoustic fluid velocity measurement probe is exposed above the liquid level due to the swing of the ship body, and if the installation depth of the Doppler acoustic fluid velocity measurement probe is not found and adjusted in time under the condition, the measurement accuracy is seriously affected, so that the Doppler acoustic flow velocity detection system provided with the liquid level alarm device is required to be provided.
Referring to fig. 1 to 4, embodiments of the present invention are described below by specific examples, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.
It should be noted that the drawings provided in the present embodiment are only schematic and illustrative of the basic idea of the present invention, and although the drawings only show the components related to the present invention and are not drawn according to the number, shape and size of the components in actual implementation, the form, quantity and proportion of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Referring to fig. 1, the present invention provides a doppler acoustic flow velocity detection system with a liquid level alarm device 900, comprising: the system comprises a Doppler acoustic fluid velocity measurement probe 100, a first digital transmission station 200, a second digital transmission station 300, a computer terminal 400 and a liquid level sensor 500.
The Doppler Acoustic fluid velocity probe 100 is also called Doppler Acoustic velocity Profiler (ADCP), the utility model provides a Doppler Acoustic fluid velocity probe 100 can be all ADCP probe forms to can obtain through general commercial means.
The first data transmission radio station 200 may be installed inside the doppler acoustic fluid velocity measurement probe 100, or may be installed on the ship body 800 close to the doppler acoustic fluid velocity measurement probe 100, and the first data transmission radio station 200 is electrically connected to the doppler acoustic fluid velocity measurement probe 100.
The second digital broadcasting station 300 is not limited to be installed at any position, and is configured to receive the signal transmitted by the first digital broadcasting station 200 and transmit the signal to the computer terminal 400 electrically connected thereto.
Referring to fig. 2, the liquid level sensor 500 is mounted on the doppler acoustic fluid velocity measurement probe 100 and electrically connected to the computer terminal 400, and a probe of the liquid level sensor 500 is mounted above the top of the doppler acoustic fluid velocity measurement probe 100, and a vertical distance H from the top of the doppler acoustic fluid velocity measurement probe 100 is equal to a required immersion depth of the doppler acoustic fluid velocity measurement probe 100, for example, when the required immersion depth is 300-600 mm, the vertical distance H should be equal to 300 mm.
The utility model discloses be equipped with liquid level alarm device 900's Doppler acoustics velocity of flow detecting system, when can liquid level sensor 500's probe expose to liquid level 700 top, give computer terminal 400 with corresponding signal transmission, the depth of immersion that inspection personnel can in time adjust Doppler acoustics fluid speed measuring probe 100 through computer terminal 400's feedback can effectively guarantee the accuracy of testing result.
The utility model discloses in after receiving alarm signal, can adopt artifical manual adjustment mode to adjust the depth of immersion of doppler acoustics fluid speed measuring probe 100, nevertheless consider the demand of automatic adjustment, as the utility model discloses an example, please refer to fig. 2, doppler acoustics velocity of flow detecting system still includes degree of depth automatic regulating apparatus 600, doppler acoustics fluid speed measuring probe 100 is installed degree of depth automatic regulating apparatus's removal support body 630 lower part, degree of depth automatic regulating apparatus 600's drive arrangement 610 electric connection in computer terminal 400. When the computer terminal 400 receives the exposure signal from the liquid level sensor 500, it can directly control the driving device 610 to move, so that the moving frame 630 moves downwards to immerse the doppler acoustic fluid velocimetry probe 100 mounted on the moving frame mounting rod 631 deeper. However, it should be noted that the sensor transmits the signal to the computer terminal 400, and the control method of the computer terminal 400 controlling the device according to the sensor signal is applied in the field of automation control, and is not described herein again.
Referring to fig. 2 to 4, the automatic depth adjustment device 600 of the present invention may not include the fixing frame 620, but the movable frame 630 is directly mounted on the hull 800, however, in order to adapt to more hulls 800, as an example of the present invention, the automatic depth adjustment device 600 further includes the fixing frame 620, the fixing frame 620 is mounted on the hull 800, the movable frame 630 is vertically linearly movable and mounted on the fixing frame 620, and the driving device 610 drives the movable frame 630 to move up and down.
Referring to fig. 2 to 4, the movable frame body 630 of the present invention may be installed on the fixed frame body 620 in a plurality of linearly movable manners, such as by linear guide rail pair installation, as an example of the present invention, in this embodiment, at least two parallel guide rods 621 are installed on the fixed frame body 620, the movable frame body 630 is provided with two through holes which are matched with each other, the two parallel guide rods 621 extend downward from the two through holes, and the movable driving end of the driving device 610 is connected to the movable frame body 630. The two guide bars 621 make the movement of the moving frame body 630 more stable.
Referring to fig. 2 to 4, the driving device 610 of the present invention may be any suitable device capable of driving the movable frame body 630 to move up and down, such as a combination of a rotating electrical machine, a gear and a rack, a lead screw motor combined with a lead screw nut, or various cylinders or hydraulic cylinders, as an example of the present invention, the driving device 610 includes a lead screw motor, a lead screw nut is disposed on the movable frame body 630, and a lead screw of the lead screw motor passes through the lead screw nut downwards and extends to the lower portion of the movable frame body 630. However, in another example of the present invention, the driving device 610 is a cylinder, and a piston shaft end of the cylinder is connected to the moving frame body 630.
Referring to fig. 4, in order to reduce energy consumption and friction on the guide bar 621, in an example of the present invention, the movable frame body 630 is provided with a linear bearing 622 matching with the guide bar 621.
It should be noted that the utility model discloses in, can report to the police through computer terminal 400 and indicate, nevertheless for better warning measurement personnel the utility model discloses an example, doppler acoustics velocity of flow detecting system still includes alarm device 900, alarm device 900 electric connection in computer terminal 400. Alarm device 900 is audible and visual alarm, and audible and visual alarm can realize the dual warning to the detection personnel through sound and light. The mounting position of audible-visual annunciator can be not do much and prescribe a limit to the utility model discloses an example, audible-visual annunciator 900 is installed in the position of being convenient for observe at fixed support body 620 top.
The utility model discloses well first digital radio station 200 and second digital radio station 300 can be for realizing all suitable radio station forms of data wireless transmission the utility model discloses in an example, first digital radio station 200 is provided with bluetooth signal transmitter, be provided with bluetooth signal receiver on the second digital radio station 300.
It should be noted that, the liquid level sensor 500 and the alarm device 900 of the present invention can be obtained by general commercial means, and the installation manner thereof can be any suitable installation manner, so the specific structure and installation manner of the attitude sensor and the alarm device 900 are not described in detail.
It should be further noted that the ADCP probe may further include a conventional module in the existing ADCP, such as an underwater acoustic transducer, a DAC module, a clock management module, a digital signal processing module, an ADC module, a low noise amplifier, a display control module, and a power supply module, and details of each module and an installation manner are not further described in this embodiment.
To sum up, the utility model discloses be equipped with liquid level alarm device's Doppler acoustics velocity of flow detecting system, when can level sensor's probe expose to the liquid level top, give computer terminal with corresponding signal transmission, the depth of immersion that measurement personnel can in time adjust Doppler acoustics fluid velocity measurement probe through computer terminal's feedback can effectively guarantee the accuracy of testing result to there are very high use value and use meaning.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. The present invention can be modified in many ways without departing from the spirit and scope of the present invention, and those skilled in the art can modify or change the embodiments described above without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.
Claims (10)
1. A doppler acoustic flow velocity detection system equipped with a liquid level alarm device, comprising:
a Doppler acoustic fluid velocimetry probe;
the first data transmission radio station is electrically connected with the Doppler acoustic fluid speed measurement probe;
the second data transmission radio station receives a signal sent by the first data transmission radio station;
the computer terminal is electrically connected with the second digital power transmission station;
the liquid level sensor is arranged on the Doppler acoustic fluid speed measurement probe and is electrically connected to the computer terminal;
the probe of the liquid level sensor is arranged above the top of the Doppler acoustic fluid velocity measurement probe, and the vertical distance from the top of the Doppler acoustic fluid velocity measurement probe is equal to the required immersion depth of the Doppler acoustic fluid velocity measurement probe.
2. The Doppler acoustic flow velocity detection system with the liquid level alarm device according to claim 1, further comprising an automatic depth adjustment device, wherein the Doppler acoustic fluid velocity measurement probe is mounted on the lower portion of a movable frame of the automatic depth adjustment device, and a driving device of the automatic depth adjustment device is electrically connected to the computer terminal.
3. The Doppler acoustic flow velocity detection system with the liquid level alarm device according to claim 2, wherein the automatic depth adjustment device further comprises a fixing frame body, the fixing frame body is mounted on the ship body, the moving frame body is mounted on the fixing frame body, and the driving device drives the moving frame body to move up and down.
4. The Doppler acoustic flow velocity detection system with a liquid level alarm device according to claim 3, wherein at least two parallel guide rods are mounted on the fixed frame, the movable frame is mounted on the guide rods, and the movable driving end of the driving device extends downward and is connected with the movable frame.
5. The Doppler acoustic flow velocity detection system with the liquid level alarm device according to any one of claims 2 to 4, wherein the driving device comprises a lead screw motor, a lead screw nut is arranged on the movable frame body, and a lead screw of the lead screw motor downwards penetrates through the lead screw nut and extends out to the position below the movable frame body.
6. The Doppler acoustic flow velocity detection system with liquid level alarm device according to any of claims 2 to 4, wherein the driving device is a cylinder, and the end of the piston shaft of the cylinder is connected with the movable frame.
7. The Doppler acoustic flow velocity detection system with liquid level alarm device according to claim 4, wherein the moving frame body is installed with a linear bearing matching with the guide rod.
8. The Doppler acoustic flow velocity detection system with liquid level alarm device according to claim 1, further comprising an alarm device, wherein said alarm device is electrically connected to said computer terminal.
9. The doppler acoustic flow velocity sensing system with liquid level alarm device of claim 8, wherein said alarm device is an audible and visual alarm.
10. The doppler acoustic flow velocity sensing system with liquid level alarm device of claim 1, wherein the first radio station is equipped with a bluetooth signal transmitter and the second radio station is equipped with a bluetooth signal receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021458821.7U CN212722940U (en) | 2020-07-22 | 2020-07-22 | Doppler acoustic flow velocity detection system with liquid level alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021458821.7U CN212722940U (en) | 2020-07-22 | 2020-07-22 | Doppler acoustic flow velocity detection system with liquid level alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212722940U true CN212722940U (en) | 2021-03-16 |
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ID=74909460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021458821.7U Active CN212722940U (en) | 2020-07-22 | 2020-07-22 | Doppler acoustic flow velocity detection system with liquid level alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212722940U (en) |
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- 2020-07-22 CN CN202021458821.7U patent/CN212722940U/en active Active
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