CN106323387A - Multifunctional measuring device and method for quickly measuring flow rate of discharge cross section - Google Patents
Multifunctional measuring device and method for quickly measuring flow rate of discharge cross section Download PDFInfo
- Publication number
- CN106323387A CN106323387A CN201610640268.0A CN201610640268A CN106323387A CN 106323387 A CN106323387 A CN 106323387A CN 201610640268 A CN201610640268 A CN 201610640268A CN 106323387 A CN106323387 A CN 106323387A
- Authority
- CN
- China
- Prior art keywords
- section
- flow
- cross
- river
- lowering
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
Abstract
The invention relates to a multifunctional measuring device and method for quickly measuring flow rate of a discharge cross section. The multifunctional measuring device comprises a metal rod, a lifting device, a flow rate measuring sensor, a laser detection head, and a system host, wherein the metal rod is connected with the lifting device; the lifting device freely slide along the metal rod according to the specified distance; the flow rate measuring sensor is connected with the lifting device, and is used for sensing flow rate signals at different depths, sending to the flow rate sensing system in the host, and calculating the flow rate; the laser detection head is used for transmitting laser signals to the two sides, sending to a laser distance measuring system in the host, and calculating the widths at different depths of the discharge cross section; an integrated system is arranged in the system host, and is used for calculating the widths and flow rates at different depths of the discharge cross section, so as to calculate the flow rate within the different cross section depth range, and obtain the flow rate of whole discharge cross section through accumulation and summing. The multifunctional measuring device has the advantages that the structure is simple, the operation is easy, and the measuring accuracy and measuring efficiency of the discharge cross section are greatly improved.
Description
Technical field
The present invention relates to measure cross-section of river flow multifunction measuring set, particularly relate to one quickly measured water break
The multifunction measuring set of surface current amount and method.
Background technology
In China great river, great river and the flow velocity of various natural water, flow detection, a large amount of main testing apparatus used
Device is traditional rotating element current meter, during reality is measured, due to the impact of artificial subjective factor, and can only be qualitatively at certain
One cross-section of river depth measurement flow rate and section width, and flow velocity and the width at cross-section of river different depth is different,
And the geometry of the cross-section of river is not the rectangle of rule, therefore, simply calculate simply by above-mentioned one-shot measurement
Cross-sectional area and flow, can only be rough estimate, lacks accuracy.For solving these problems, need invention a kind of simple to operate
And improve the device of measurement precision.
Summary of the invention
It is an object of the invention to as overcoming above-mentioned the deficiencies in the prior art, it is provided that a kind of simple in construction, it is easy to operation, available
In multifunction measuring set and the method for measurement cross-section of river flow, be conducive to improving certainty of measurement, improve and measure efficiency.
For achieving the above object, the present invention uses following technical proposals:
The multifunction measuring set of a kind of quick measurement cross-section of river flow, including pedestal, vertical rod, lowering or hoisting gear, flow velocity
Measure sensor, width measurement sensor and system host；Described vertical rod is perpendicular to described pedestal, and described vertical rod is being driven
Move up and down along described vertical rod with lowering or hoisting gear under the driving of dynamic device, and described host computer system record lowering or hoisting gear
Each adjustable height；The flow velocity being provided with the different cross-section of river depth flow velocity signal of sensing on described lowering or hoisting gear is surveyed
Quantity sensor, described width measurement sensor is arranged on flow speed measurement sensor, is used for measuring the different cross-section of river degree of depth
The section width at place；Described flow speed measurement sensor, width measurement sensor, driving means are all connected with system host, institute
The system host stated is calculated the flow of the whole cross-section of river according to adjustable height, flow velocity signal and section width.
Further, described lowering or hoisting gear is a water-tight device, and (Δ h) is freely can to press predetermined distance along metallic rod
Mobile, moving process can pass through the adjustable height that host computer system record is each.
Further, described flow speed measurement sensor is connected with lowering or hoisting gear, can sense the stream of different section depth
Speed signal, and pass it to flow-velocity sensing system in main frame, flow-velocity sensing system can calculate this section by plug-in
The flow velocity of depth；
Further, described width measurement sensor is laser acquisition head, and described laser acquisition head is installed flow velocity and surveyed
The outer peripheral both sides of quantity sensor, by launching laser signal to cross-section of river both sides, and pass it to Laser Measuring in main frame
Away from system, LDMS can calculate the width of different cross-section of river depth by plug-in.
Further, described system host includes a controller, described controller and display screen, numeral keys, merit
Energy key, USB interface, SD card storage mouth are connected with power supply；By described numeral keys and function key, can lowering or hoisting gear be set each
Adjustable height (Δ h), controller can calculate the width (w of different cross-section of river depth by plug-ini) and flow velocity
(vi), thus calculate the flow (Q in different section depth boundsi=Δ h*wi*vi), it is then based on Finite Element Method, passes through
Cumulative summation and then the flow (Q=Q of the available whole cross-section of river1+Q2+Q3+……)。
Further, described numeral keys and function key arrange the adjustable height that lowering or hoisting gear is each, the result that will arrange
Being sent to controller, described controller controls the anglec of rotation of driving means.
Further, described SD card storage mouth grafting SD card is deposited, and measures and calculates data and can be automatically saved in SD card
And can be carried out data transmission by USB interface.
The measuring method of described multifunction measuring set, comprises the following steps:
Step A, is placed on described multifunction measuring set the cross-section of river centre position needing to measure, and is consolidated
Fixed, lowering or hoisting gear is dropped at metallic rod bottom base；
Step B, according to actual needs, in system host, binding number keyboard and function key arrange the liter that lowering or hoisting gear is each
High altitude；
Step C, starts lowering or hoisting gear, measures the flow velocity of its place section, width and flow；
Step D, lowering or hoisting gear rises Δ h the most again, rests on another cross-section of river depth, carries out the survey of this section
Amount；
Step E, rises setting height successively and carries out the measurement of different section, until surveying complete the cross-section of river；
Step F, closes lowering or hoisting gear, and system host calculates the flow of the whole cross-section of river, measures and calculates data and lead to
Cross USB interface to be transmitted, finally turn off the power switch.
Further, described lowering or hoisting gear stops at each wicking height, is measured by flow speed measurement sensor
Flow velocity at this section depth, the laser signal of laser acquisition head both sides to the left and right transmitting simultaneously can be measured at this section depth
Width, system host calculates the flow in the range of this wicking height.
Further, measure and calculated data will be sequentially displayed in display screen, and be automatically saved to storage card
In.
Further, described controller calculates width and the stream of different cross-section of river depth by plug-in
Speed, thus calculate the flow in different section depth bounds, is then based on Finite Element Method, by cumulative summation and then can obtain
Flow to the whole cross-section of river.
The invention have the benefit that
Simple in construction, easy to use, can according to certainty of measurement requirement, arrange corresponding adjustable height (Δ h), Δ h is the least,
Certainty of measurement is the highest.
Collection is measured cross-section of river height, width, flow velocity, flow and data and is transmitted in one, improves certainty of measurement, gram
Triviality and inaccuracy that equipment such as using tradition current meter measures are taken.
Accompanying drawing explanation
Fig. 1 is that the present invention measures lowering or hoisting gear；
Fig. 2 is flow-velocity sensing device of the present invention and laser ranging system；
Fig. 3 is present system main frame；
Fig. 4 is actual instrumentation plan of the present invention.
Wherein 1, pedestal, 2, vertical rod, 3, lowering or hoisting gear, 4, flow speed measurement sensor, 5, width measurement sensor, 6, signal
Sensing line, 7, system host, 8, display screen, 9, numeral keys, 10, function key, 11, USB interface, 12, SD card store mouth, 13, drive
Galvanic electricity machine.
Detailed description of the invention
The present invention is further described with example below in conjunction with the accompanying drawings.
During reality is measured, due to the impact of artificial subjective factor, can only be qualitatively in a certain cross-section of river degree of depth
Place's measurement flow rate and section width, and flow velocity and the width at cross-section of river different depth is different, and the cross-section of river is several
What shape is not the rectangle of rule, therefore, simply calculates cross-sectional area and flow simply by above-mentioned one-shot measurement,
Can only be rough estimate, lack accuracy.For solving these problems, the present invention proposes a kind of simple to operate and improves measurement essence
The really device of property, as follows:
It includes pedestal 1, vertical rod 2, lowering or hoisting gear 3, flow speed measurement sensor 4, width measurement sensor 5 and system host
7；Vertical rod is perpendicular to described pedestal, and vertical rod moves down in described vertical rod with lowering or hoisting gear under the driving of driving means
The adjustable height that dynamic and described host computer system record lowering or hoisting gear is each；Described lowering or hoisting gear is provided with sensing not
With the flow speed measurement sensor of cross-section of river depth flow velocity signal, described width measurement sensor is arranged on flow-speed measurement and passes
On sensor, for measuring the section width of different cross-section of river depth；Described flow speed measurement sensor, width measure sense
Device, driving means are all connected with system host, and described system host calculates according to adjustable height, flow velocity signal and section width
Obtain the flow of the whole cross-section of river.The present invention collects measurement cross-section of river height, width, flow velocity, flow and data and is transmitted in
Integrally, improve certainty of measurement, overcome triviality and inaccuracy that equipment such as using tradition current meter measures.
Specific embodiment is as shown in Figure 1:
Vertical rod 2 uses a screwed metallic rod, and lowering or hoisting gear 3 uses a nut, the one of described metallic rod
End is welded on pedestal, and the other end and a driving motor 13 are connected, and described driving motor 13 drives metallic rod to rotate, described
Metallic rod drive described in nut move up and down, flow speed measurement sensor is arranged on nut, system host drive motor rotation
Turn, and then realize the up and down motion of nut.
Lowering or hoisting gear 3 is water-tight device, can by predetermined distance, (Δ h) moves freely, in moving process along metallic rod 1
Each adjustable height can be recorded by system host 5.
Flow speed measurement sensor 4 is connected with lowering or hoisting gear 3, can sense the flow velocity signal of different section depth, and by it
Passing to flow-velocity sensing system in system host 7, flow-velocity sensing system can be calculated at this section depth by plug-in
Flow velocity.
Width measurement sensor 5 uses laser acquisition head, it is also possible to be the sensor of other width measures other, if choosing
Select laser acquisition head, then laser acquisition head is positioned at the outer peripheral both sides of flow speed measurement sensor 4, by sending out to cross-section of river both sides
Penetrating laser signal, and pass it to LDMS in system host 7, LDMS can be calculated by plug-in
(laser comes and goes target can calculate distance a and b, additionally adds two laser acquisition heads to go out the width of different cross-section of river depth
Between distance c, i.e. available required numerical value, a+b+c).
Flow speed measurement sensor 4 is connected with system host 7 by sensing line 6 with laser acquisition head.
System host 7 by display screen 8, numeral keys 9, function key 10, usb 11, SD card storage mouth 12 and built-in combine
Assembly system forms, and (Δ h), built-in integrated system is by built-in can to arrange each adjustable height by numeral keys 8 and function key 9
Program computability goes out the width (w of different cross-section of river depthi) and flow velocity (vi), thus calculate different section depth bounds
Interior flow (Qi=Δ h*wi*vi), it is then based on Finite Element Method, by cumulative summation and then the available whole cross-section of river
Flow (Q=Q1+Q2+Q3+……)。
System host 7 is internal stores mouth 12 equipped with usb 11 and SD card, measures and calculates data and can be automatically saved to deposit
In card storage and can be carried out data transmission by usb 11.
Built-in integrated system includes the software program of a controller and some necessity, and these software programs are all that some are existing
There is program, some basic functions such as display realizing the calculating of the flow of the cross-section of river, the storage of data and data.
The using method of the multifunction measuring set of a kind of quick measurement cross-section of river flow, comprises the following steps:
Step A, is placed on, by measuring overall apparatus, the cross-section of river centre position needing to measure, and is fixed, open electricity
Source switch, drops to (cross-section of river bottom) at metallic rod 2 bottom base 1 lowering or hoisting gear 3；
Step B, according to actual needs, in system host 7, to arrange lowering or hoisting gear each for binding number keyboard 9 and function key 10
Wicking height (Δ h)；
Step C, starts lowering or hoisting gear 3, and first at first wicking height, (Δ h) place stops lowering or hoisting gear 3, passes through flow velocity
Measure sensor 4 and measure the flow velocity (v at this section depth1), the laser signal of laser acquisition head both sides to the left and right transmitting simultaneously can
Measure the width (w at this section depth1), system host 7 can calculate this wicking height (Δ h) scope by built-in system
Interior flow (Q1)；
Step D, after having measured the flow velocity at a section depth, width and flow, lowering or hoisting gear 3 can rise Δ the most again
H, rests on another cross-section of river depth, thus carries out the measurement at this section depth, lowering or hoisting gear 3 rise successively thus
Realize the continuous measurement to the cross-section of river, measure and calculate data and will be sequentially displayed in display screen 8, and be automatically saved to storage
In card；
Step E, after measurement, closes lowering or hoisting gear 3, and system host 7 can calculate the flow of the whole cross-section of river
(Q), measuring and calculate data can be transmitted by usb 11, finally turns off the power switch.
Although the detailed description of the invention of the present invention is described by the above-mentioned accompanying drawing that combines, but not the present invention is protected model
The restriction enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme, and those skilled in the art are not
Need to pay various amendments or deformation that creative work can make still within protection scope of the present invention.
Claims (10)
1. the multifunction measuring set of a quick measurement cross-section of river flow, it is characterised in that: include pedestal, vertical rod, lifting
Device, flow speed measurement sensor, width measurement sensor and system host；Described vertical rod is perpendicular to described pedestal, described
Vertical rod move up and down along described vertical rod with lowering or hoisting gear under the driving of driving means, and described host computer system note
The adjustable height that record lowering or hoisting gear is each；Described lowering or hoisting gear is provided with sensing different cross-section of river depth flow velocity letter
Number flow speed measurement sensor, described width measurement sensor is arranged on flow speed measurement sensor, is used for measuring different mistake
Section width at water section depth；Described flow speed measurement sensor, width measurement sensor, driving means all with system master
Machine is connected, and described system host is calculated the stream of the whole cross-section of river according to adjustable height, flow velocity signal and section width
Amount.
2. the multifunction measuring set quickly measuring cross-section of river flow as claimed in claim 1, it is characterised in that: described
Lowering or hoisting gear is a water-tight device.
3. the multifunction measuring set quickly measuring cross-section of river flow as claimed in claim 1, it is characterised in that: described
Width measurement sensor is laser acquisition head, and described laser acquisition head installs the outer peripheral both sides of flow speed measurement sensor, logical
Cross and launch laser signal to cross-section of river both sides, and pass it to system host.
4. the multifunction measuring set quickly measuring cross-section of river flow as claimed in claim 1, it is characterised in that: described
System host includes a controller, described controller and display screen, numeral keys, function key, USB interface, SD card storage mouth
It is connected with power supply.
5. the multifunction measuring set quickly measuring cross-section of river flow as claimed in claim 4, it is characterised in that: described
Numeral keys and function key arrange the adjustable height that lowering or hoisting gear is each, and the result of setting is sent to controller, described control
Device controls the anglec of rotation of driving means.
6. the multifunction measuring set quickly measuring cross-section of river flow as claimed in claim 4, it is characterised in that: described
SD card storage mouth grafting SD card is deposited, and measures and calculates data and can be automatically saved in SD card and can carry out data by USB interface
Transmission.
7. utilize the measuring method of multifunction measuring set described in claim 4, it is characterised in that comprise the following steps:
Step A, is placed on described multifunction measuring set the cross-section of river centre position needing to measure, and is fixed,
Lowering or hoisting gear drops at metallic rod bottom base；
Step B, according to actual needs, in system host, binding number keyboard and function key arrange the rising height that lowering or hoisting gear is each
Degree；
Step C, starts lowering or hoisting gear, measures the flow velocity of its place section, width and flow；
Step D, lowering or hoisting gear rises Δ h the most again, rests on another cross-section of river depth, carries out the measurement of this section；
Step E, rises setting height successively and carries out the measurement of different section, until surveying complete the cross-section of river；
Step F, closes lowering or hoisting gear, and system host calculates the flow of the whole cross-section of river, measures and calculates data and pass through USB
Interface is transmitted, and finally turns off the power switch.
8. measuring method as claimed in claim 7, it is characterised in that described lowering or hoisting gear stops at each wicking height
Staying, measure the flow velocity at this section depth by flow speed measurement sensor, laser is launched in laser acquisition head both sides to the left and right simultaneously
Signal can measure the width at this section depth, and system host calculates the flow in the range of this wicking height.
9. measuring method as claimed in claim 7, it is characterised in that measure and calculated data will be sequentially displayed in aobvious
In display screen, and it is automatically saved in storage card.
10. measuring method as claimed in claim 7, it is characterised in that controller calculates difference by plug-in and crosses water
Width at section depth and flow velocity, thus calculate the flow in different section depth bounds, it is then based on Finite Element Method,
By cumulative summation and then the flow of the available whole cross-section of river.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610640268.0A CN106323387A (en) | 2016-08-05 | 2016-08-05 | Multifunctional measuring device and method for quickly measuring flow rate of discharge cross section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610640268.0A CN106323387A (en) | 2016-08-05 | 2016-08-05 | Multifunctional measuring device and method for quickly measuring flow rate of discharge cross section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106323387A true CN106323387A (en) | 2017-01-11 |
Family
ID=57739853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610640268.0A Pending CN106323387A (en) | 2016-08-05 | 2016-08-05 | Multifunctional measuring device and method for quickly measuring flow rate of discharge cross section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106323387A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017869A (en) * | 2019-05-21 | 2019-07-16 | 山东大学 | A kind of multi-parameters real-time monitoring System and method for for tracer test |
| CN110108212A (en) * | 2019-05-21 | 2019-08-09 | 山东大学 | A kind of the fixation device and application method of tracing instrument detecting head |
| CN113701830A (en) * | 2021-08-31 | 2021-11-26 | 武汉新烽光电股份有限公司 | Drainage pipe network flow measuring device and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010057480A2 (en) * | 2008-11-20 | 2010-05-27 | Nivus Gmbh | Method and device for measuring fluid flow |
| CN102041846A (en) * | 2010-10-12 | 2011-05-04 | 同济大学 | Multifunctional detector for drainage pipe inspection well |
| CN202994212U (en) * | 2012-12-03 | 2013-06-12 | 中州大学 | Automatic flow measuring system of river section |
| CN103245385A (en) * | 2013-05-16 | 2013-08-14 | 济南鲁纺仪佳自控技术有限公司 | Flow-rate self-correcting open channel flow measuring device |
| CN104535119A (en) * | 2014-12-29 | 2015-04-22 | 太原理工大学 | Automatic open channel flow measuring method |
| CN204612768U (en) * | 2015-04-09 | 2015-09-02 | 济南大学 | A kind of open channel flow measuring system |
-
2016
- 2016-08-05 CN CN201610640268.0A patent/CN106323387A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010057480A2 (en) * | 2008-11-20 | 2010-05-27 | Nivus Gmbh | Method and device for measuring fluid flow |
| CN102041846A (en) * | 2010-10-12 | 2011-05-04 | 同济大学 | Multifunctional detector for drainage pipe inspection well |
| CN202994212U (en) * | 2012-12-03 | 2013-06-12 | 中州大学 | Automatic flow measuring system of river section |
| CN103245385A (en) * | 2013-05-16 | 2013-08-14 | 济南鲁纺仪佳自控技术有限公司 | Flow-rate self-correcting open channel flow measuring device |
| CN104535119A (en) * | 2014-12-29 | 2015-04-22 | 太原理工大学 | Automatic open channel flow measuring method |
| CN204612768U (en) * | 2015-04-09 | 2015-09-02 | 济南大学 | A kind of open channel flow measuring system |
Non-Patent Citations (1)
| Title |
|---|
| 华东电业管理局等: "《水文观测技术问答》", 31 October 1996, 中国电力出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017869A (en) * | 2019-05-21 | 2019-07-16 | 山东大学 | A kind of multi-parameters real-time monitoring System and method for for tracer test |
| CN110108212A (en) * | 2019-05-21 | 2019-08-09 | 山东大学 | A kind of the fixation device and application method of tracing instrument detecting head |
| CN113701830A (en) * | 2021-08-31 | 2021-11-26 | 武汉新烽光电股份有限公司 | Drainage pipe network flow measuring device and method |
| CN113701830B (en) * | 2021-08-31 | 2023-05-30 | 武汉新烽光电股份有限公司 | Drainage pipe network flow measuring device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105526909B (en) | A kind of sedimentation detection method and device based on image recognition principle | |
| CN102175288A (en) | Method and special device for online measurement of river or canal flow | |
| CN109115119B (en) | Coal mine roadway deformation monitoring device and using method thereof | |
| CN106323387A (en) | Multifunctional measuring device and method for quickly measuring flow rate of discharge cross section | |
| CN105180795B (en) | Rock And Soil deformation measurement method and instrument system based on deviational survey and Hall effect | |
| CN108222903B (en) | Downhole flow metering device and method for separate-zone water injection well | |
| CN205748352U (en) | A kind of full Intelligent testing ramp | |
| CN205002729U (en) | Underground warp measuring device based on deviational survey and hall effect | |
| CN101825646B (en) | Method for measuring flow rate of thin water flow by electrolyte tracing | |
| CN102322896A (en) | Omnibearing measurement device and method for tunnel TSP (Total Suspended Particulate) geometric parameter | |
| CN108955495B (en) | Tunnel suspension column flange angle measuring tool and angle measuring method | |
| CN105841752A (en) | Multifunction measuring device and method accurately measuring cross-section flow | |
| CN109681219A (en) | Sharp turn song tunnel model test device and its method | |
| CN104501747A (en) | Device for measuring displacement of simulation test on three-dimensional similar simulation material and measurement method of device | |
| CN102749066A (en) | Electronic laser target and measuring device thereof | |
| CN111504261A (en) | Tunnel three-dimensional automatic laser ranging device with parameter identification function | |
| CN104406566B (en) | Intelligent comprehensive geologic survey instrument for mine and measuring method of intelligent comprehensive geologic survey instrument | |
| CN113945918A (en) | Suspension rod type hydrological flow measurement device and use method thereof | |
| CN113899426A (en) | Water-sand interface judgment module and estuary coast physical model underwater topography measuring device | |
| CN103982171B (en) | Method for monitoring and controlling the elevation of the bottom plane of a borehole and monitoring device | |
| CN108547215A (en) | A kind of concrete pier automatic detection device based on Impact echo | |
| CN103115608A (en) | Instrument and method for monitoring cavity beneath tunnel passing through ground fissure zone | |
| CN201724760U (en) | Soil temperature multimetering apparatus | |
| CN202049173U (en) | Ultrasonic wave sensor group | |
| CN114184149B (en) | Mine goaf fracture zone measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |
|
| RJ01 | Rejection of invention patent application after publication |