CN205374002U - A vertical parameter testing device for wave current basin is experimental - Google Patents

A vertical parameter testing device for wave current basin is experimental Download PDF

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Publication number
CN205374002U
CN205374002U CN201620101966.9U CN201620101966U CN205374002U CN 205374002 U CN205374002 U CN 205374002U CN 201620101966 U CN201620101966 U CN 201620101966U CN 205374002 U CN205374002 U CN 205374002U
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China
Prior art keywords
water
probe
water body
vertical
optical axis
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Expired - Fee Related
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CN201620101966.9U
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Chinese (zh)
Inventor
孔令双
徐斌
陆佳
贾晓
黄华聪
王巍
沈淇
顾峰峰
万远扬
韩露
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Shanghai Estuarine & Coastal Science Research Center
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Shanghai Estuarine & Coastal Science Research Center
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Abstract

The utility model provides a vertical parameter testing device for wave current basin is experimental, including elevating system (1), flat water installation (2) and data acquisition and analytic system (3), a serial communication port, elevating system upper portion both ends set up first sharp optical axis (4) and second straight line optical axis (5) respectively, setting parameters survey probe (6) on first sharp optical axis (4) of elevating system one end, the experiment is placed in with water (a) to parametric measurement probe (6), set up on the second straight line optical axis (5) of elevating system one end pressure probe (7), the water of arranging flat water installation (2) in is diped in pressure probe (7), parametric measurement probe (6) and pressure probe (7) passing signal line inserts data acquisition and analytic system (3). According to the utility model discloses, can realize the degree of depth of the surface of water static relatively at the experimental waters of wave current basin probe place and relevant parameter's real -time synchronization output, promptly, the device not only is applicable to the steady circumstances of the surface of water, also is applicable to the undulant circumstances of the surface of water, from this, for the wave current basin in experimental the measurement of vertical parameter provide new test means.

Description

A kind of vertical parameter test device for wave current flume test
Technical field
This utility model relates to a kind of model experiment field tests, and specifically, this utility model relates to a kind of vertical parameter test device for wave current flume test, and the vertical characteristics for the water body state parameter under simulated flow and wave action is tested.
Background technology
The vertical parameter of water body is an important indicator in model test, and including silt content, flow velocity, density, salinity etc., in sediment Characteristics experimental study, the Vertical Distribution Characteristics of silt content is particularly important.In test, the method generally adopted of measuring of vertical parameter is probe to be reduced to water body designated depth measure desired parameters, is carried out the Vertical Distribution Characteristics of this parameter of approximate description by the measured value of several depth parameters.Expect more accurate vertical characteristics curve, make often to waste time and energy in aforementioned manners, and measure interval due to vertical point and cross for a long time and measure a depth of water position and forbidden to cause the situation of vertical distributing distortion.
In field observation, vertical parameter measures employing signal synchronism output method, namely parameter acquisition pop one's head on integrated or binding pressure probe, the signal collect probe and the signal of its place depth of water carry out synchronism output, can realize the intensive measurement of vertical distributing by regulating sample frequency.But this method dead in water condition or just can collect accurate vertical characteristics under the water surface comparatively smoothly situation, can only not be suitable for the situation that water level fluctuation is bigger.
The test of wave current tank includes the wave condition that relative wave height is bigger, if proposing a kind of test device suitable in the vertical parameter of wave current tank, will provide good means to measuring of test parameters.
For this, this neighborhood seeks the device of a kind of synchronism detection probe depth of water and probe signal, and this device is applicable not only to the stable situation of the water surface, is also applied for the situation of water level fluctuation.Described test device can realize the degree of depth of the geo-stationary water surface at probe place, wave current flume test waters and export with the real-time synchronization of relevant parameter, meanwhile, for the means of testing that the measurement offer of parameter vertical in wave current flume test is new.
Utility model content
For solving the problems referred to above, the purpose of this utility model is in that:
A kind of vertical parameter test device for wave current flume test is provided, the device of described a kind of vertical parameter test device system synchronism detection probe depth of water for wave current flume test and probe signal, described device is based on signal synchronism output method, the degree of depth of the geo-stationary water surface that can realize probe place, wave current flume test waters exports with the real-time synchronization of relevant parameter, namely, this device is applicable not only to the stable situation of the water surface, it is also applied for the situation of water level fluctuation, thus, new means of testing is provided for the measurement of parameter vertical in wave current flume test.
A kind of vertical parameter test device for wave current flume test described in the utility model, its technical scheme is as follows:
A kind of vertical parameter test device for wave current flume test, the vertical characteristics for the water body state parameter under simulated flow and wave action is tested, including elevating mechanism 1, par device 2 and data collection and analysis system 3, it is characterised in that
Described elevating mechanism two ends are separately provided for realizing the first straight optical axis and second straight optical axis of smooth vertical lifting,
Described first, second straight optical axis is the elevating lever being respectively used to hang and make vertical steadily synchronization lifting parametric measurement probe 6 and the straight of pressure probe 7, periphery non-threaded convex shape thing,
Described first straight optical axis bottom is provided with parametric measurement probe 6, parametric measurement probe 6 is placed in experimental water body a, and described experimental water body a connects true water body, by parametric measurement probe 6 liftings in experimental water body a, it is able in determination experiment water body a the vertical parameter of different depth
Described second straight optical axis bottom is provided with pressure probe 7, pressure probe 7 is placed in the water body b in par device 2, the height of the pressure probe 7 of the water body b being arranged in described par device 2 measures the height of probe 6 and keeps relative same with the location parameter being arranged in experimental water body a
By the lifting in the pressure probe 7 water body b in par device 2, measured the pressure parameter of different depth in the water body b in par device 2, the pressure parameter provided by pressure probe obtains the accurate depth of water of pressure probe position, and then obtains the accurate depth of water of location parameter mensuration probe 6 positions.
According to this utility model, par device is to utilize the relation between Underwater Pressure and the depth of water, pressure probe the pressure value that provides and obtain the accurate depth of water of probe position, and then parametric measurement can be obtained pop one's head in the accurate depth of water of 6 positions.
Described straight optical axis is the elevating lever for hanging and make vertical steadily synchronization lifting parametric measurement probe 6 and the convex shape thing such as the straight of pressure probe 7, periphery non-threaded.Elevating mechanism includes: shaft-like base, be arranged under shaft-like base or the crossbeam of top, shaft-like base and lower or top crossbeam thereof are respectively arranged with through hole, described through hole is provided with linear bearing, and straight optical axis may pass through the linear axis of the through hole at crossbeam and base two ends and makes smooth vertically moving up and down.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, parametric measurement probe 6 and pressure probe 7 access data collection and transmission 3 by holding wire.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, it is characterised in that
Described par device 2 includes the spilling water container by connection water pipe connection, is arranged at the spilling water catcher below spilling water container and is arranged at the water pump in spilling water container,
The par system of following self-loopa is formed in described par device:
Spilling water container spilling water → spilling water catcher collects spilling water → water pump by the water suction spilling water container in spilling water catcher, and the water in par device remains overflow situation,
Simultaneously, it is ensured that pressure probe 7 remains the state immersing water body b, parametric measurement probe 6 is placed in the water surface of water body a in an initial condition.
Described par device 2 is arranged on the lower section of pressure probe 7, the depth of water of probe 6 positions is measured for location parameter, including the spilling water container connected by connection water pipe, it is arranged at the spilling water catcher below spilling water container and is arranged at the water pump in spilling water container, adjust the first straight optical axis and the second straight optical axis bottom side height, test is initial, must assure that pressure probe 7 enters water body prior to parametric measurement probe 6, and ensure that pressure probe 7 remains the state immersing water body b.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, it is characterised in that
Described experimental water body a connects true water body by tank.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, it is characterised in that
Described experimental water body a is 1-1.5m by tank width.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, it is characterised in that
Described elevating mechanism includes: shaft-like base, the crossbeam being arranged at the crossbeam above shaft-like base, shaft-like base and top thereof are respectively arranged with through hole, straight optical axis is fixed on crossbeam with horizontal fixed supporting seat, through hole on shaft-like base is provided with linear bearing, and straight optical axis may pass through the linear bearing of the through hole at base two ends and drives crossbeam to move vertically.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, it is characterised in that
The spilling water container of described par device 2 is vertical tubular, described in be arranged at the spilling water catcher below spilling water container be the diameter peviform more than spilling water container.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, it is characterised in that
Pressure probe calibration value is accurate to 0.1mm by described data collection and transmission.
According to a kind of vertical parameter test device for wave current flume test described in the utility model, parametric measurement probe adopts obs3+, if measuring other parameter, select and measure instrument accordingly, such as: measure flow velocity, current meter etc. can be arranged, data collection and transmission uses DH3820.
According to a kind of vertical parameter test method for wave current flume test described in the utility model, it is characterised in that
According to a kind of vertical parameter test device for wave current flume test of the present utility model, the degree of depth of the geo-stationary water surface that can realize probe place, wave current flume test waters exports with the real-time synchronization of relevant parameter, namely, this device is applicable not only to the stable situation of the water surface, it is also applied for the situation of water level fluctuation, thus, new means of testing is provided for the measurement of parameter vertical in wave current flume test.
1) this utility model uses elevating mechanism and par device, is realized the real-time synchronization output of the vertical parameter still water depth of water corresponding thereto by the synchronization lifting of elevating mechanism two ends straight optical axis.
2) this utility model is applicable to wave current flume test, compensate for the short slab of prior art.
3) this utility model can pass through to control the speed of sample frequency and elevating mechanism, it is achieved any spacing of vertical parameter and the collection of time span.
4) apparatus structure that this utility model adopts is simple, and cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vertical parameter test device for wave current flume test of the present utility model;
Fig. 2 is in wave action process, the vertical characteristics signature tune line chart of certain depth segment that this device collects;
Fig. 3 is after wave action stops, the vertical characteristics signature tune line chart collected under steady aqueous condition.
In figure: 1 elevating mechanism;2 par devices;3 data collection and transmission;4 first straight optical axis;5 second straight optical axis;6 parameter acquisition probes;7 pressure probes.8 is base, and 9 is be arranged under base or the crossbeam of top, and 10 is linear bearing, and 11 is horizontal fixed supporting seat.
A is test water body;B is the water body in par device.
Detailed description of the invention
Embodiment
A kind of vertical parameter test device for wave current flume test, including elevating mechanism 1, par device 2 and data collection and analysis system 3, elevating mechanism both upper ends thereof is respectively provided with the first straight optical axis 4 and the second straight optical axis 5.Arranging parametric measurement probe 6 on first straight optical axis 4 of elevating mechanism one end, parametric measurement probe 6 is placed in experimental water body a.Described experimental water body a connects true water body by tank, and experimental water body a tank width is 1-1.5m.
Arranging pressure probe 7 on second straight optical axis 5 of elevating mechanism one end, pressure probe 7 immerses in the water body of par device 2, and parametric measurement probe 6 and pressure probe 7 access data collection and transmission 3 by holding wire.
It addition, par device 2 is placed in the lower section of pressure probe 7, and ensure that pressure probe 7 remains immersion status, and ensure that par device 2 remains spilling water state.
Par device is to utilize the relation between Underwater Pressure and the depth of water, pressure probe the pressure value that provides and obtain the accurate depth of water of probe position, and then parametric measurement can be obtained pop one's head in the accurate depth of water of 6 positions.
Described elevating mechanism includes: shaft-like base, the crossbeam being arranged at the crossbeam above shaft-like base, shaft-like base and top thereof are respectively arranged with through hole, straight optical axis is fixed on crossbeam with horizontal fixed supporting seat, through hole on shaft-like base is provided with linear bearing, and straight optical axis may pass through the linear bearing of the through hole at base two ends and drives crossbeam to move vertically.
The height of the pressure probe 7 of the water body b being arranged in described par device 2 measures the height of probe 6 and keeps relative same with the location parameter being arranged in experimental water body a.Popped one's head in 6 liftings in experimental water body a by parametric measurement, be able in determination experiment water body a the vertical parameter of different depth.
Described straight optical axis is the elevating lever for hanging and make vertical steadily synchronization lifting parametric measurement probe 6 and the convex shape thing such as the straight of pressure probe 7, periphery non-threaded.Thereby guarantee that straight optical axis may pass through the linear bearing of the through hole at base two ends, drive crossbeam to do without hindrance moving vertically.
Described par device 2 includes the spilling water container by connection water pipe connection, is arranged at the spilling water catcher below spilling water container and is arranged at the water pump in spilling water container, forms the par system of following self-loopa in described par device:
Spilling water container spilling water → spilling water catcher collects spilling water → water pump by the water suction spilling water container in spilling water catcher, and the water in par device remains overflow situation.
Adjust the first straight optical axis and the second straight optical axis bottom side height, it is ensured that test original state probe 7 immersion water body b, probe 6 is placed in the water surface of water body a, and ensures that probe 7 remains the state immersing water body b.
According to the present embodiment, parametric measurement probe 6 and pressure probe 7 access data collection and transmission 3 by holding wire.Pressure probe calibration value is accurate to 0.1mm by described data collection and transmission.
Parametric measurement probe adopts obs3+, and data collection and transmission uses DH3820.
The vertical parameter test device testing procedure using a kind of wave model test of the present utility model is as follows:
1) use DH3820 that pressure probe is demarcated, be accurate to 0.1mm;
2) pressure probe and obs3+ are accessed DH3820;
3) par device is run so that it is remain spilling water state;
4) par device is placed in the lower section of pressure probe, and ensures that pressure probe remains immersion status;
5) control the rising or falling speed of elevating mechanism, signal is carried out Real-time Collection.
According to a kind of vertical parameter test device for wave current flume test of the present utility model, the degree of depth of the geo-stationary water surface that can realize probe place, wave current flume test waters exports with the real-time synchronization of relevant parameter, namely, this device is applicable not only to the stable situation of the water surface, it is also applied for the situation of water level fluctuation, thus, new means of testing is provided for the measurement of parameter vertical in wave current flume test.

Claims (7)

1. the vertical parameter test device for wave current flume test, vertical characteristics for the water body state parameter under simulated flow and wave action is tested, including elevating mechanism (1), par device (2) and data collection and analysis system (3), it is characterized in that
Described elevating mechanism two ends are separately provided for realizing the first straight optical axis and second straight optical axis of smooth vertical lifting,
Described first, second straight optical axis is the elevating lever being respectively used to hang and make vertical steadily synchronization lifting parametric measurement probe (6) and the straight of pressure probe (7), periphery non-threaded convex shape thing,
Described first straight optical axis bottom is provided with parametric measurement probe (6), parametric measurement probe (6) is placed in experimental water body (a), described experimental water body (a) connects true water body, by parametric measurement probe (6) lifting in experimental water body (a), the vertical parameter being able in determination experiment water body (a) different depth
Described second straight optical axis bottom is provided with pressure probe (7), pressure probe (7) is placed in the water body (b) in par device (2), the height of the pressure probe (7) of the water body (b) being arranged in described par device (2) measures the height of probe (6) and keeps relative same with the location parameter being arranged in experimental water body (a)
By the lifting in the pressure probe (7) water body (b) in par device (2), measured the pressure parameter of different depth in the water body (b) in par device (2), the pressure parameter provided by pressure probe obtains the accurate depth of water of pressure probe position, and then obtains the accurate depth of water of location parameter mensuration probe (6) position.
2. a kind of vertical parameter test device for wave current flume test as claimed in claim 1, it is characterised in that
Described par device (2) includes the spilling water container by connection water pipe connection, is arranged at the spilling water catcher below spilling water container and is arranged at the water pump in spilling water container,
The par system of following self-loopa is formed in described par device:
Spilling water container spilling water → spilling water catcher collects spilling water → water pump by the water suction spilling water container in spilling water catcher, and the water in par device remains overflow situation,
Simultaneously, it is ensured that pressure probe (7) remains the state immersing water body (b), parametric measurement probe (6) is placed in the water surface of water body (a) in an initial condition.
3. a kind of vertical parameter test device for wave current flume test as claimed in claim 1, it is characterised in that
Described experimental water body (a) connects true water body by tank.
4. a kind of vertical parameter test device for wave current flume test as claimed in claim 3, it is characterised in that
Described experimental water body (a) is 1-1.5m by tank width.
5. a kind of vertical parameter test device for wave current flume test as claimed in claim 1, it is characterised in that
Described elevating mechanism includes: shaft-like base, the crossbeam being arranged at the crossbeam above shaft-like base, shaft-like base and top thereof are respectively arranged with through hole, straight optical axis is fixed on crossbeam with horizontal fixed supporting seat, through hole on shaft-like base is provided with linear bearing, and straight optical axis may pass through the linear bearing of the through hole at base two ends and drives crossbeam to move vertically.
6. a kind of vertical parameter test device for wave current flume test as claimed in claim 2, it is characterised in that
The spilling water container of described par device (2) is vertical tubular, described in be arranged at the spilling water catcher below spilling water container be the diameter peviform more than spilling water container.
7. a kind of vertical parameter test device for wave current flume test as claimed in claim 2, it is characterised in that
Pressure probe calibration value is accurate to 0.1mm by described data collection and transmission.
CN201620101966.9U 2016-02-01 2016-02-01 A vertical parameter testing device for wave current basin is experimental Expired - Fee Related CN205374002U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107024335A (en) * 2016-02-01 2017-08-08 上海河口海岸科学研究中心 A kind of vertical parameter test method and its device for wave current flume test
CN111795798A (en) * 2020-06-30 2020-10-20 河海大学 Water sand measuring device and method capable of automatically adjusting height in wave water tank
CN112326195A (en) * 2020-11-24 2021-02-05 武汉华中天纬测控有限公司 Wave simulator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107024335A (en) * 2016-02-01 2017-08-08 上海河口海岸科学研究中心 A kind of vertical parameter test method and its device for wave current flume test
CN107024335B (en) * 2016-02-01 2019-05-03 上海河口海岸科学研究中心 A kind of vertical parameter test method and its device for wave current flume test
CN111795798A (en) * 2020-06-30 2020-10-20 河海大学 Water sand measuring device and method capable of automatically adjusting height in wave water tank
CN112326195A (en) * 2020-11-24 2021-02-05 武汉华中天纬测控有限公司 Wave simulator

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160706

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