CN202854168U - Modular device for measuring cross-section velocity of solid model - Google Patents
Modular device for measuring cross-section velocity of solid model Download PDFInfo
- Publication number
- CN202854168U CN202854168U CN 201220543352 CN201220543352U CN202854168U CN 202854168 U CN202854168 U CN 202854168U CN 201220543352 CN201220543352 CN 201220543352 CN 201220543352 U CN201220543352 U CN 201220543352U CN 202854168 U CN202854168 U CN 202854168U
- Authority
- CN
- China
- Prior art keywords
- cross
- receiving transducer
- solid model
- ultrasound wave
- emission receiving
- 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
Links
Images
Abstract
The utility model discloses a modular device for measuring the cross-section velocity of a solid model, comprising a plurality of groups of ultrasonic emission and reception probes, a signal processor and a measuring rack, wherein the measuring rack comprises a transverse rod and a support used for supporting the transverse rod, the transverse rod is formed by a plurality of segments of transverse rod units, one group of ultrasonic probes and one transverse rod unit can form one measuring module, and the ultrasonic probes are fixed on the transverse rod units. In the process of a solid model test, a plurality of measuring modules are flexibly assembled according to the demands of the cross-section shape and the test, thereby realizing velocity distribution measurement; the support and the transverse units respectively contain a leading screw, the leading screws can move in vertical and horizontal directions under the driving of a stepping motor, and the position of the ultrasonic probes are adjusted, thereby precisely realizing the cross-section velocity distribution measurement. The modular device for measuring cross-section velocity of a solid model can remarkably increase the automation degree of the solid model test.
Description
Technical field
The utility model relates to the measurement mechanism in a kind of river model experiment, is specifically related to a kind of solid model cross-sectional flow modularization measurement mechanism.
Background technology
Cross-sectional flow is important measurement parameter in the solid model experiment, simulated the factor affecting such as section, research purpose, model scale, surveying instrument when arranging the flow velocity section, all there is notable difference in the section size, the general survey bridge that adopts carries out the cross-sectional flow distribution measuring at present, it is more fixing to survey the bridge Length Ratio, be difficult to satisfy complicated fracture morphology and measure needs, when experiment condition changes, need to change surveying instrument horizontal level and upright position, and the present manual shift that depends on more, automaticity is low, but also has increased experimental cost.Therefore, it is most important to improving the solid model automatization level to measure bridge length according to the fracture morphology flexible.
In addition, when solid model cross-sectional flow distribution measuring, because the supersonic Doppler current meter has the remarkable advantages such as measuring accuracy height, sample frequency height, be widely used in the solid model experiment.When cross-sectional flow was measured, each flow velocity section need to be arranged many ultrasonic current metres, and a ultrasonic current metre is worth nearly 100,000 yuan, as arranges ten ultrasonic current metres, and then price is nearly 1,000,000 yuan, and cost is very high.Ultrasonic current metre mainly contains signal processor and ultrasonic probe (transmitting/receiving ultrasound wave) forms, the ultrasonic probe price only accounts for 10% of ultrasonic current metre total price, ultrasonic probe separates with signal processor, measure the ultrasonic probe shared signal processor on the section, will significantly reduce experimental cost.
The utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of solid model cross-sectional flow modularization measurement mechanism, and highly integrated each parameter measurement is realized integrated measuring, significantly improves and measures efficient, reduces experimental cost.
Technical scheme: for achieving the above object, a kind of solid model cross-sectional flow modularization measurement mechanism of the present utility model, comprise some groups of ultrasound wave emissions receiving transducer, signal processor and measurement bays, described emission receiving transducer separates with signal processor, and the ultrasound wave emission receiving transducer on the same fluid-velocity survey section shares a signal processor; Described measurement bay comprises cross bar and is used for the support of support rail that the layout height of cross bar is by bracket adjustment; Cross bar comprises the some groups of cross-bar unit that link together, the cross bar of the synthetic Len req of cross-bar unit rigid group, ultrasound wave emission receiving transducer is fixed on the cross-bar unit, every group of ultrasound wave emission receiving transducer and cross-bar unit are combined into a fluid-velocity survey module, during the cross-sectional flow distribution measuring, according to fracture morphology and actual experiment needs, a plurality of measurement modules of assembly are realized the velocity flow profile measurement flexibly.
Described support is provided with main leading screw and stepper motor, moves at vertical direction thereby stepper motor drives main guide screw movement drive cross bar; Each cross-bar unit is provided with leading screw, and leading screw is connected with ultrasound wave emission receiving transducer by sliding shoe, and leading screw drives the sliding shoe horizontal motion, thereby realizes the position adjustments of emission receiving transducer, accurately realizes the cross-sectional flow distribution measuring.
Beneficial effect: a kind of solid model cross-sectional flow modularization measurement mechanism of the present utility model has the following advantages:
1, adopts the modular arrangement mode, the cross-bar unit of ultrasonic probe and certain-length is combined into one group of measurement module, when cross-sectional flow is measured, can test needs flexible arrangement surveying instrument according to solid model, realize efficient cross-sectional flow distribution measuring, also will significantly improve the model experiment robotization simultaneously;
2, measurement mechanism of the present utility model is easy to build, for ultrasonic current metre, it transmits and receives hyperacoustic signal processor is identical, and the utility model makes one group of ultrasound wave emission receiving transducer share a signal processor, and the cost of finishing a flow velocity section survey reduces greatly.
Description of drawings
Fig. 1 is solid model cross-sectional flow modularization measurement mechanism synoptic diagram of the present utility model;
Fig. 2 is the structural representation of ultrasound wave emission receiving transducer among Fig. 1;
Fig. 3 is the mounting structure synoptic diagram of cross-bar unit leading screw and sliding shoe;
Fig. 4 is the structural representation of measurement module.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figures 1 to 4, a kind of solid model cross-sectional flow modularization measurement mechanism of the present utility model, comprise some groups of ultrasound wave emissions receiving transducer 1, signal processor 2 and measurement bays, emission receiving transducer 1 separates with signal processor 2, and the ultrasound wave emission receiving transducer 1 on the same fluid-velocity survey section shares a signal processor 2; Measurement bay comprises cross bar 4 and is used for the support 3 of support rail 4 that the layout height of cross bar 4 is regulated by support 3; Cross bar 4 comprises the some groups of cross-bar unit that link together, the cross bar 4 of the synthetic different length of cross-bar unit rigid group, ultrasound wave emission receiving transducer 1 is fixed on the cross-bar unit, every group of ultrasound wave emission receiving transducer 1 and cross-bar unit are combined into a fluid-velocity survey module, during the cross-sectional flow distribution measuring, according to fracture morphology and actual experiment needs, a plurality of measurement modules of assembly are realized the velocity flow profile measurement flexibly.
In the present embodiment, support 3 is provided with main leading screw and stepper motor, moves at vertical direction thereby stepper motor drives main guide screw movement drive cross bar 4; Each cross-bar unit is provided with leading screw 7, and leading screw 7 is connected with ultrasound wave emission receiving transducer 1 by sliding shoe 8, and leading screw 7 drives sliding shoe 8 horizontal motion, thereby realizes the position adjustments of emission receiving transducer 1, accurately realizes the cross-sectional flow distribution measuring.The emission receiving transducer 1 of ultrasonic current metre separates with signal processor 2, ultrasound wave emission receiving transducer 1 on the same fluid-velocity survey section shares a signal processor 2, and the bottom of every group of ultrasound wave emission receiving transducer 1 is equipped with ultrasonic transducer 5 and pressure transducer 6.
In a kind of solid model cross-sectional flow modularization measurement mechanism of the present utility model, for ultrasonic current metre, it transmits and receives hyperacoustic signal processor 2 is identical, the utility model makes many group ultrasound wave emission receiving transducers 1 share a signal processor 2, ultrasound wave emission receiving transducer 1 price only has 10,000 yuan, and the cost of then finishing a flow velocity section survey reduces greatly.Device of the present utility model is mainly used in river model experiment field, is to realize the necessary steps of parameter measurement such as cross-sectional flow distribution, water level, landform, temperature; Integrated each parameter measurement of the utility model height is realized integrated measuring, significantly improves and measures efficient, reduces experimental cost.
It below only is preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. solid model cross-sectional flow modularization measurement mechanism, it is characterized in that: comprise some groups of ultrasound wave emissions receiving transducer (1), signal processor (2) and measurement bays, described emission receiving transducer (1) separates with signal processor (2), and the ultrasound wave emission receiving transducer (1) on the same fluid-velocity survey section shares a signal processor (2); Described measurement bay comprises cross bar (4) and is used for the support (3) of support rail (4), cross bar (4) comprises the some groups of cross-bar unit that link together, the cross bar (4) of the synthetic Len req of cross-bar unit rigid group, ultrasound wave emission receiving transducer (1) is fixed on the cross-bar unit, and every group of ultrasound wave emission receiving transducer (1) and cross-bar unit are combined into a fluid-velocity survey module.
2. solid model cross-sectional flow modularization measurement mechanism according to claim 1, it is characterized in that: described support (3) is provided with main leading screw and stepper motor, drives cross bar (4) and moves at vertical direction thereby stepper motor drives main guide screw movement; Each cross-bar unit is provided with leading screw (7), and leading screw (7) is connected with ultrasound wave emission receiving transducer (1) by sliding shoe (8), and leading screw (7) drives sliding shoe (8) horizontal motion, thereby realizes the position adjustments of emission receiving transducer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543352 CN202854168U (en) | 2012-10-22 | 2012-10-22 | Modular device for measuring cross-section velocity of solid model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543352 CN202854168U (en) | 2012-10-22 | 2012-10-22 | Modular device for measuring cross-section velocity of solid model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202854168U true CN202854168U (en) | 2013-04-03 |
Family
ID=47985351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220543352 Expired - Lifetime CN202854168U (en) | 2012-10-22 | 2012-10-22 | Modular device for measuring cross-section velocity of solid model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202854168U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928617A (en) * | 2012-10-22 | 2013-02-13 | 河海大学 | Solid model section multi-parameters modularized measuring device and measuring method thereof |
| CN106814133A (en) * | 2015-12-01 | 2017-06-09 | 中国科学院大连化学物理研究所 | A kind of acoustic array method of embedded type chimneying homogeneity of fault plane detection |
| CN107345971A (en) * | 2017-07-26 | 2017-11-14 | 江俊华 | A kind of water conservancy surveys water speed fixed equipment with current meter |
-
2012
- 2012-10-22 CN CN 201220543352 patent/CN202854168U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928617A (en) * | 2012-10-22 | 2013-02-13 | 河海大学 | Solid model section multi-parameters modularized measuring device and measuring method thereof |
| CN102928617B (en) * | 2012-10-22 | 2014-08-13 | 河海大学 | Solid model section multi-parameters modularized measuring device and measuring method thereof |
| CN106814133A (en) * | 2015-12-01 | 2017-06-09 | 中国科学院大连化学物理研究所 | A kind of acoustic array method of embedded type chimneying homogeneity of fault plane detection |
| CN106814133B (en) * | 2015-12-01 | 2020-01-03 | 中国科学院大连化学物理研究所 | Audio array method for detecting uniformity of airflow section of embedded pipeline |
| CN107345971A (en) * | 2017-07-26 | 2017-11-14 | 江俊华 | A kind of water conservancy surveys water speed fixed equipment with current meter |
| CN107345971B (en) * | 2017-07-26 | 2019-08-06 | 温州凸凹曼科技有限公司 | A kind of water conservancy current meter survey water speed fixed equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102928617B (en) | Solid model section multi-parameters modularized measuring device and measuring method thereof | |
| CN102401685B (en) | Method and device for carrying out online verification/calibration on open channel flowmeter | |
| CN101718543B (en) | Device for measuring deflection/ displacement line shape by pressure difference and method thereof | |
| CN202854168U (en) | Modular device for measuring cross-section velocity of solid model | |
| CN102692312B (en) | Quasi-three-dimensional automatic measurement system for wind tunnels of atmospheric boundary layer | |
| CN202002786U (en) | Instrument for testing deflection of bridge | |
| CN104535119A (en) | Automatic open channel flow measuring method | |
| CN102519628B (en) | Coupling measurement device of particle three-dimensional stress and two-dimensional fluid velocity field | |
| CN111044755A (en) | Portable ultrasonic wave open channel water level automatic tracking current surveying device | |
| FR2923522B1 (en) | DEVICE FOR MEASURING THE MOVEMENT OF A DEFORMABLE SUBMARINE CONDUCT | |
| CN101852629B (en) | Ultrasonic flow sensor array for channels or river channels and arrangement method thereof | |
| CN103196515A (en) | Wave and tide level testing device | |
| CN206563754U (en) | A kind of rotary propeller type current meter and acoustic Doppler velocimetry mobile device | |
| CN202562533U (en) | A gas flow measuring device metering from zero | |
| CN202339243U (en) | U-shaped tube differential gauge | |
| CN201965818U (en) | Novel sound velocity tester | |
| CN114111974A (en) | Horizontal level gauge detects calibrating device | |
| CN202133382U (en) | Device for hard spot detection and automatic alignment for contact line in electrified railway construction | |
| CN101968418A (en) | Displacement type lysimeter | |
| CN211292956U (en) | Portable ultrasonic wave open channel water level automatic tracking current surveying device | |
| CN103712773A (en) | Wave parameter measuring device for experiment | |
| CN201345181Y (en) | Reflection type Doppler velocity measurement experimental instrument | |
| CN102589674A (en) | Experimental device for measuring sound velocity | |
| CN203053926U (en) | Test frame for actually testing ultrasonic instrument by utilizing air sound speed method | |
| CN203643126U (en) | Experiment-used wave parameter measurement device |
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: 20130403 |